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China Good quality American Type Round Beam Type Axle for Semi Trailer Part with Hot selling

Product Description

1. On CZPT semi trailer axle Since 1999
2. 20 years experience on semi trailer axle and components
3. 1 year Quality warranty
4. ISO, TS16949 Certificate
5. 7×16 hours service
6. Customized ODM OEM semi trailer axle available 
7. 4 Global Offices

WONDEE Semi trailer Axle Information:
 
1. Axle type:  American type , Germany type , CZPT type 
2. Axle beam: Round beam , Suqare beam 150*150mm,127*127mm ,
3. Capacity: 11T~20T
4. Customized semi-trailer axles are available

WONDEE Semi Truck Lift Axle Detail Photos: 

WONDEE 16T Axle Dimensions :
 

Part No. Max. Capacity Distance of Chamber Track Axle Beam Brake size Length Bearing Weight
XDE12-1802 12000 420 1840 150 420×180 2156 33213/33118 372
XDE12-2002 12000 354 1840 150 420×200 2156 33213/33118 396
XDE14-2001 14000 354 1840 150 420×200 2188 33215/33119 416
XDE16-2001 16000 356 1850 150 420×200 2242 32314/32222 468
XDE16-2201 16000 376 1850 150 420×220 2242 32314/32222 474
XDE18-2202 18000 376 1850 150 420×220 2242 32314/32222 491

WONDEE Semi trailer Axle machining: 

WONDEE Heavy duty semi trailer axle Features :
 
1.Axle beam use 20Mn2 seamless pipe, through one-piece press forging and special heat-treatment, which has great over loading capacity and high intensity.
2. Axle  spindle,which was processed by digital controlled lathe, is made of alloy material. The bearing position is processed by the method of hardending operation,therefore the bearing can be fixed by hand instead of heating, also convenient for maintain and fixing.
3. Axle  spindle is connected by the by submerged arc welding, which make the whole beam more reliable and solid.
4.Axle bearing position is used the grinding machine to keep the bearing at the same level, after processing, it can assure that the concentricity within 0.02mm strictly. 
5. Axle grease lubricant is supplied by EXXON Mobile which could providehigh lubricating performance and protect bearing well.
6. Axle brake lining is high performance, non-asbestos, non-pollution and long service life. To make check and replace easily, also come with the position of the exhaustion to remind customer to check and maintain.
7.Axle bearing is adopted famous brand in China, with the advantages of over loading capability, High rotating speed, good intensity, abrade resistant and heat resistant.

WONDEE Semi trailer Axle Warehouse:

WONDEE axle factory Workshop :

 Besides Semi trailer Axle ,WONDEE also Supply:
 

Semi-trailers:       
Skeletal semi-trailers flatbed semi-trailers container semi-trailers low bed semi-trailers
van semi-trailers fuel tank semi-trailers logging semi-trailers Fence Semi trailers
Spare Parts:      
Leaf spring, flat bar, Chassis, H-beam
Air suspension, mechanic suspension, bogie Coupling,
Axle  air chamber, slack adjuster hitch. 
Brake drum brake shoe brake lining wheel hub
tubeless wheel rims, tube wheel rims, Aluminum wheel rim wheel bolt
u bolt center bolt hub bolt twist lock,
Turntable, 5th wheel,  landing gear, king pin,

Worm Gear Motors

Worm gear motors are often preferred for quieter operation because of the smooth sliding motion of the worm shaft. Unlike gear motors with teeth, which may click as the worm turns, worm gear motors can be installed in a quiet area. In this article, we will talk about the CZPT whirling process and the various types of worms available. We’ll also discuss the benefits of worm gear motors and worm wheel.
worm shaft

worm gear

In the case of a worm gear, the axial pitch of the ring pinion of the corresponding revolving worm is equal to the circular pitch of the mating revolving pinion of the worm gear. A worm with 1 start is known as a worm with a lead. This leads to a smaller worm wheel. Worms can work in tight spaces because of their small profile.
Generally, a worm gear has high efficiency, but there are a few disadvantages. Worm gears are not recommended for high-heat applications because of their high level of rubbing. A full-fluid lubricant film and the low wear level of the gear reduce friction and wear. Worm gears also have a lower wear rate than a standard gear. The worm shaft and worm gear is also more efficient than a standard gear.
The worm gear shaft is cradled within a self-aligning bearing block that is attached to the gearbox casing. The eccentric housing has radial bearings on both ends, enabling it to engage with the worm gear wheel. The drive is transferred to the worm gear shaft through bevel gears 13A, 1 fixed at the ends of the worm gear shaft and the other in the center of the cross-shaft.

worm wheel

In a worm gearbox, the pinion or worm gear is centered between a geared cylinder and a worm shaft. The worm gear shaft is supported at either end by a radial thrust bearing. A gearbox’s cross-shaft is fixed to a suitable drive means and pivotally attached to the worm wheel. The input drive is transferred to the worm gear shaft 10 through bevel gears 13A, 1 of which is fixed to the end of the worm gear shaft and the other at the centre of the cross-shaft.
Worms and worm wheels are available in several materials. The worm wheel is made of bronze alloy, aluminum, or steel. Aluminum bronze worm wheels are a good choice for high-speed applications. Cast iron worm wheels are cheap and suitable for light loads. MC nylon worm wheels are highly wear-resistant and machinable. Aluminum bronze worm wheels are available and are good for applications with severe wear conditions.
When designing a worm wheel, it is vital to determine the correct lubricant for the worm shaft and a corresponding worm wheel. A suitable lubricant should have a kinematic viscosity of 300 mm2/s and be used for worm wheel sleeve bearings. The worm wheel and worm shaft should be properly lubricated to ensure their longevity.

Multi-start worms

A multi-start worm gear screw jack combines the benefits of multiple starts with linear output speeds. The multi-start worm shaft reduces the effects of single start worms and large ratio gears. Both types of worm gears have a reversible worm that can be reversed or stopped by hand, depending on the application. The worm gear’s self-locking ability depends on the lead angle, pressure angle, and friction coefficient.
A single-start worm has a single thread running the length of its shaft. The worm advances 1 tooth per revolution. A multi-start worm has multiple threads in each of its threads. The gear reduction on a multi-start worm is equal to the number of teeth on the gear minus the number of starts on the worm shaft. In general, a multi-start worm has 2 or 3 threads.
Worm gears can be quieter than other types of gears because the worm shaft glides rather than clicking. This makes them an excellent choice for applications where noise is a concern. Worm gears can be made of softer material, making them more noise-tolerant. In addition, they can withstand shock loads. Compared to gears with toothed teeth, worm gears have a lower noise and vibration rate.
worm shaft

CZPT whirling process

The CZPT whirling process for worm shafts raises the bar for precision gear machining in small to medium production volumes. The CZPT whirling process reduces thread rolling, increases worm quality, and offers reduced cycle times. The CZPT LWN-90 whirling machine features a steel bed, programmable force tailstock, and five-axis interpolation for increased accuracy and quality.
Its 4,000-rpm, 5-kW whirling spindle produces worms and various types of screws. Its outer diameters are up to 2.5 inches, while its length is up to 20 inches. Its dry-cutting process uses a vortex tube to deliver chilled compressed air to the cutting point. Oil is also added to the mixture. The worm shafts produced are free of undercuts, reducing the amount of machining required.
Induction hardening is a process that takes advantage of the whirling process. The induction hardening process utilizes alternating current (AC) to cause eddy currents in metallic objects. The higher the frequency, the higher the surface temperature. The electrical frequency is monitored through sensors to prevent overheating. Induction heating is programmable so that only certain parts of the worm shaft will harden.

Common tangent at an arbitrary point on both surfaces of the worm wheel

A worm gear consists of 2 helical segments with a helix angle equal to 90 degrees. This shape allows the worm to rotate with more than 1 tooth per rotation. A worm’s helix angle is usually close to 90 degrees and the body length is fairly long in the axial direction. A worm gear with a lead angle g has similar properties as a screw gear with a helix angle of 90 degrees.
The axial cross section of a worm gear is not conventionally trapezoidal. Instead, the linear part of the oblique side is replaced by cycloid curves. These curves have a common tangent near the pitch line. The worm wheel is then formed by gear cutting, resulting in a gear with 2 meshing surfaces. This worm gear can rotate at high speeds and still operate quietly.
A worm wheel with a cycloid pitch is a more efficient worm gear. It reduces friction between the worm and the gear, resulting in greater durability, improved operating efficiency, and reduced noise. This pitch line also helps the worm wheel engage more evenly and smoothly. Moreover, it prevents interference with their appearance. It also makes worm wheel and gear engagement smoother.
worm shaft

Calculation of worm shaft deflection

There are several methods for calculating worm shaft deflection, and each method has its own set of disadvantages. These commonly used methods provide good approximations but are inadequate for determining the actual worm shaft deflection. For example, these methods do not account for the geometric modifications to the worm, such as its helical winding of teeth. Furthermore, they overestimate the stiffening effect of the gearing. Hence, efficient thin worm shaft designs require other approaches.
Fortunately, several methods exist to determine the maximum worm shaft deflection. These methods use the finite element method, and include boundary conditions and parameter calculations. Here, we look at a couple of methods. The first method, DIN 3996, calculates the maximum worm shaft deflection based on the test results, while the second one, AGMA 6022, uses the root diameter of the worm as the equivalent bending diameter.
The second method focuses on the basic parameters of worm gearing. We’ll take a closer look at each. We’ll examine worm gearing teeth and the geometric factors that influence them. Commonly, the range of worm gearing teeth is 1 to four, but it can be as large as twelve. Choosing the teeth should depend on optimization requirements, including efficiency and weight. For example, if a worm gearing needs to be smaller than the previous model, then a small number of teeth will suffice.

China Good quality American Type Round Beam Type Axle for Semi Trailer Part   with Hot sellingChina Good quality American Type Round Beam Type Axle for Semi Trailer Part   with Hot selling

China Professional 12t 14t 16t 18t BPW Germany Type Axle for Semi Trailer Vehicle Part with Great quality

Product Description

16t Trailer Axle Germany Type Axle BPW Type Axle Best Selling

Mastervim semi-trailers axles 22,500lbs designed for line-haul trucks, hub cup adopted oil lube, excellent cooling performance, automatic slack adjuster, ABS, dual-wheels bolts, FMVSS-121 qualified brake lining, in order to save energy, we could install air inflation on axle end.
 

25,000lb Axle Details

  • Tapered spindle N- series
  • Tube 5″
  • Track 77.5 inch
  • P.C.D 10-M22 on 11.25″
  • Straight axle
  • Dual-wheel nuts
  • HD oil 80w-90 lube cup
  • ABS
  • 16.5×7″ drum
  • 4707 brakes CZPT FMVSS-121
  • Automatic slack adjuster 28 splines
  • PSI drilling hole, and plug tap on top

Our Main Business Scope

1. Trailer Axles: American type axle, Germany type axle, English type axle, Spoke axle, Agriculture axle, etc.

2. Suspension: American type suspension, Germany type suspension, Bogie suspension, One point suspension, Rigid suspension, Spoke suspension, Machinery suspension, etc.

3. Other related trailer parts: Brake lining, Leaf spring, Landing gear, Wheel rim, Brake drum, Fifth wheel, Kingpin, Brake chamber, etc.

Trailer Axle Description

1 Axle Type: American type, Germany type, CZPT type, etc

2 Axle Beam: Round or Square Beam (150*150mm or 127*127mm)

3 Application: Trailer, Semi-trailer, Low-bed trailers, Lorry, Heavy duty trucks

4 Max Capacity: 11T/12T/13T/16T/20T

5 Track: 1820/1840/1850 (sizes are optional)

6 Brake: 420*180/420*220 (sizes are optional)

7 ABS brake can be installed

8 Customized semi-trailer axles are available

Our Advantages

1. Superior one-piece low-alloy axle tube, strong carrying capacity and high bending strength.

2. Hardening and tempering as a whole,

3. CNC machining.

4. Brake linings, environment-friendly and non-asbestos, wear life increased 25%.

5. Mobil grease to lengthen the maintenance-free time.

6. Bearing is designed for heavy-duty vehicles, a famous domestic brand.

7. Interchangeable brake components and an s-cam shaft make brake action more flexible.

Our Features

1. Axle beam uses 20Mn2 seamless pipe, through one-piece press forging and special heat-treatment, which has great overloading capacity and high intensity.

2. Axle spindle, which was processed by a digitally controlled lathe, is made of alloy material. The bearing position is processed by the method of hardening operation, therefore the bearing can be fixed by hand instead of heating, also convenient for maintenance and fixing.

3. Axle spindle is connected by submerged arc welding, which makes the whole beam more reliable and solid.

4. Axle bearing position is used the grinding machine to keep the bearing at the same level, after processing, it can assure that the concentricity is within 0.02mm strictly. 

5. Axle grease lubricant is supplied by Mobile which could provide high lubricating performance and protect bearing well.

6. Axle brake CZPT is a high-performance, non-asbestos, non-pollution and long service life. To make check and replace easily, also come with the position of the exhaustion to remind the customer to check and maintain.

7. Axle bearing is an adopted famous brand in China, with the advantages of overloading capability, High rotating speed, good intensity, abrade resistance and heat resistance.

Screw Shaft Types and Uses

Various uses for the screw shaft are numerous. Its major diameter is the most significant characteristic, while other aspects include material and function are important. Let us explore these topics in more detail. There are many different types of screw shafts, which include bronze, brass, titanium, and stainless steel. Read on to learn about the most common types. Listed below are some of the most common uses for a screw shaft. These include: C-clamps, screw jacks, vises, and more.
screwshaft

Major diameter of a screw shaft

A screw’s major diameter is measured in fractions of an inch. This measurement is commonly found on the screw label. A screw with a major diameter less than 1/4″ is labeled #0 to #14; those with a larger diameter are labeled fractions of an inch in a corresponding decimal scale. The length of a screw, also known as the shaft, is another measure used for the screw.
The major diameter of a screw shaft is the greater of its 2 outer diameters. When determining the major diameter of a screw, use a caliper, micrometer, or steel rule to make an accurate measurement. Generally, the first number in the thread designation refers to the major diameter. Therefore, if a screw has a thread of 1/2-10 Acme, the major diameter of the thread is.500 inches. The major diameter of the screw shaft will be smaller or larger than the original diameter, so it’s a good idea to measure the section of the screw that’s least used.
Another important measurement is the pitch. This measures the distance between 1 thread’s tip and the next thread’s corresponding point. Pitch is an important measurement because it refers to the distance a screw will advance in 1 turn. While lead and pitch are 2 separate concepts, they are often used interchangeably. As such, it’s important to know how to use them properly. This will make it easier to understand how to select the correct screw.
There are 3 different types of threads. The UTS and ISO metric threads are similar, but their common values for Dmaj and Pmaj are different. A screw’s major diameter is the largest diameter, while the minor diameter is the lowest. A nut’s major diameter, or the minor diameter, is also called the nut’s inside diameter. A bolt’s major diameter and minor diameter are measured with go/no-go gauges or by using an optical comparator.
The British Association and American Society of Mechanical Engineers standardized screw threads in the 1840s. A standard named “British Standard Whitworth” became a common standard for screw threads in the United States through the 1860s. In 1864, William Sellers proposed a new standard that simplified the Whitworth thread and had a 55 degree angle at the tip. Both standards were widely accepted. The major diameter of a screw shaft can vary from 1 manufacturer to another, so it’s important to know what size screw you’re looking for.
In addition to the thread angle, a screw’s major diameter determines the features it has and how it should be used. A screw’s point, or “thread”, is usually spiky and used to drill into an object. A flat tipped screw, on the other hand, is flat and requires a pre-drilled hole for installation. Finally, the diameter of a screw bolt is determined by the major and minor diameters.
screwshaft

Material of a screw shaft

A screw shaft is a piece of machine equipment used to move raw materials. The screw shaft typically comprises a raw material w. For a particular screw to function correctly, the raw material must be sized properly. In general, screw shafts should have an axial-direction length L equal to the moving amount k per 1/2 rotation of the screw. The screw shaft must also have a proper contact angle ph1 in order to prevent raw material from penetrating the screw shaft.
The material used for the shaft depends on its application. A screw with a ball bearing will work better with a steel shaft than 1 made of aluminum. Aluminum screw shafts are the most commonly used for this application. Other materials include titanium. Some manufacturers also prefer stainless steel. However, if you want a screw with a more modern appearance, a titanium shaft is the way to go. In addition to that, screws with a chromium finish have better wear resistance.
The material of a screw shaft is important for a variety of applications. It needs to have high precision threads and ridges to perform its function. Manufacturers often use high-precision CNC machines and lathes to create screw shafts. Different screw shafts can have varying sizes and shapes, and each 1 will have different applications. Listed below are the different materials used for screw shafts. If you’re looking for a high-quality screw shaft, you should shop around.
A lead screw has an inverse relationship between contact surface pressure and sliding velocity. For heavier axial loads, a reduced rotation speed is needed. This curve will vary depending on the material used for the screw shaft and its lubrication conditions. Another important factor is end fixity. The material of a screw shaft can be either fixed or free, so make sure to consider this factor when choosing the material of your screw. The latter can also influence the critical speed and rigidity of the screw.
A screw shaft’s major diameter is the distance between the outer edge of the thread and the inner smooth part. Screw shafts are typically between 2 and 16 millimeters in diameter. They feature a cylindrical shape, a pointy tip, and a wider head and drive than the former. There are 2 basic types of screw heads: threaded and non-threaded. These have different properties and purposes.
Lead screws are a cost-effective alternative to ball screws, and are used for low power and light to medium-duty applications. They offer some advantages, but are not recommended for continuous power transmission. But lead screws are often quieter and smaller, which make them useful for many applications. Besides, they are often used in a kinematic pair with a nut object. They are also used to position objects.
screwshaft

Function of a screw shaft

When choosing a screw for a linear motion system, there are many factors that should be considered, such as the position of the actuator and the screw and nut selection. Other considerations include the overall length of travel, the fastest move profile, the duty cycle, and the repeatability of the system. As a result, screw technology plays a critical role in the overall performance of a system. Here are the key factors to consider when choosing a screw.
Screws are designed with an external threading that digs out material from a surface or object. Not all screw shafts have complete threading, however. These are known as partially threaded screws. Fully threaded screws feature complete external threading on the shaft and a pointed tip. In addition to their use as fasteners, they can be used to secure and tighten many different types of objects and appliances.
Another factor to consider is axial force. The higher the force, the bigger the screw needs to be. Moreover, screws are similar to columns that are subject to both tension and compression loads. During the compression load, bowing or deflection is not desirable, so the integrity of the screw is important. So, consider the design considerations of your screw shaft and choose accordingly. You can also increase the torque by using different shaft sizes.
Shaft collars are also an important consideration. These are used to secure and position components on the shaft. They also act as stroke limiters and to retain sprocket hubs, bearings, and shaft protectors. They are available in several different styles. In addition to single and double split shaft collars, they can be threaded or set screw. To ensure that a screw collar will fit tightly to the shaft, the cap must not be overtightened.
Screws can be cylindrical or conical and vary in length and diameter. They feature a thread that mates with a complementary helix in the material being screwed into. A self-tapping screw will create a complementary helix during driving, creating a complementary helix that allows the screw to work with the material. A screw head is also an essential part of a screw, providing gripping power and compression to the screw.
A screw’s pitch and lead are also important parameters to consider. The pitch of the screw is the distance between the crests of the threads, which increases mechanical advantage. If the pitch is too small, vibrations will occur. If the pitch is too small, the screw may cause excessive wear and tear on the machine and void its intended purpose. The screw will be useless if it can’t be adjusted. And if it can’t fit a shaft with the required diameter, then it isn’t a good choice.
Despite being the most common type, there are various types of screws that differ in their functions. For example, a machine screw has a round head, while a truss head has a lower-profile dome. An oval-its point screw is a good choice for situations where the screw needs to be adjusted frequently. Another type is a soft nylon tip, which looks like a Half-dog point. It is used to grip textured or curved surfaces.

China Professional 12t 14t 16t 18t BPW Germany Type Axle for Semi Trailer Vehicle Part   with Great qualityChina Professional 12t 14t 16t 18t BPW Germany Type Axle for Semi Trailer Vehicle Part   with Great quality

China OEM Folding Boat Trailer Single Axle Galvanized for Kayak near me manufacturer

Product Description

Use:Boat Trailer
Max Payload:2000LB
Size:4420*1727mm
Usage:Boat Trailer
Axle:Single
Wheel Size:10″ D x 8″ W
Trailer Weight:325Lb
Max Boat Length: 21”
Crossbar Dimensions:1.25″ x 86″    
Tongue Length:8”
Crossbar Spread:53 – 72″
What is the advantage of HangZhou Factory?

1.Free of charge to make the sample as your required
2.Fastest email respond
3.Small quantity orders are accepted
4. Rich experience to work with famous company and brands
5.Many style Folding Boat Trailer series for your choose to win the promotion campaign

About us
We are a 6 star supplier of Global Source and have over 20 years of experience manufacturing a wide variety of Folding Boat Trailer. If you need an item made from scratch, we have 100 R&D engineers and 20 designers who can complete a sample for you in 3 days. The same personnel also contribute to the 20 new models we release monthly.
Production is carried out at our 5 factories utilizing printing, heat-transfer and packaging machines, we can have your order for shipment in 10 to 15 days.
For more information, contact us today.

Sample Lead time 3-7 days  Sample Cost Free of charge samples
Lead Time 15-20 business days after sample is confirmed, depend on the quantity
Port HangZhou, ZheJiang , China
Payment  L/C, T/T, Western Union

 

What Are the Advantages of a Splined Shaft?

If you are looking for the right splined shaft for your machine, you should know a few important things. First, what type of material should be used? Stainless steel is usually the most appropriate choice, because of its ability to offer low noise and fatigue failure. Secondly, it can be machined using a slotting or shaping machine. Lastly, it will ensure smooth motion. So, what are the advantages of a splined shaft?
Stainless steel is the best material for splined shafts

When choosing a splined shaft, you should consider its hardness, quality, and finish. Stainless steel has superior corrosion and wear resistance. Carbon steel is another good material for splined shafts. Carbon steel has a shallow carbon content (about 1.7%), which makes it more malleable and helps ensure smooth motion. But if you’re not willing to spend the money on stainless steel, consider other options.
There are 2 main types of splines: parallel splines and crowned splines. Involute splines have parallel grooves and allow linear and rotary motion. Helical splines have involute teeth and are oriented at an angle. This type allows for many teeth on the shaft and minimizes the stress concentration in the stationary joint.
Large evenly spaced splines are widely used in hydraulic systems, drivetrains, and machine tools. They are typically made from carbon steel (CR10) and stainless steel (AISI 304). This material is durable and meets the requirements of ISO 14-B, formerly DIN 5463-B. Splined shafts are typically made of stainless steel or C45 steel, though there are many other materials available.
Stainless steel is the best material for a splined shaft. This metal is also incredibly affordable. In most cases, stainless steel is the best choice for these shafts because it offers the best corrosion resistance. There are many different types of splined shafts, and each 1 is suited for a particular application. There are also many different types of stainless steel, so choose stainless steel if you want the best quality.
For those looking for high-quality splined shafts, CZPT Spline Shafts offer many benefits. They can reduce costs, improve positional accuracy, and reduce friction. With the CZPT TFE coating, splined shafts can reduce energy and heat buildup, and extend the life of your products. And, they’re easy to install – all you need to do is install them.
splineshaft

They provide low noise, low wear and fatigue failure

The splines in a splined shaft are composed of 2 main parts: the spline root fillet and the spline relief. The spline root fillet is the most critical part, because fatigue failure starts there and propagates to the relief. The spline relief is more susceptible to fatigue failure because of its involute tooth shape, which offers a lower stress to the shaft and has a smaller area of contact.
The fatigue life of splined shafts is determined by measuring the S-N curve. This is also known as the Wohler curve, and it is the relationship between stress amplitude and number of cycles. It depends on the material, geometry and way of loading. It can be obtained from a physical test on a uniform material specimen under a constant amplitude load. Approximations for low-alloy steel parts can be made using a lower-alloy steel material.
Splined shafts provide low noise, minimal wear and fatigue failure. However, some mechanical transmission elements need to be removed from the shaft during assembly and manufacturing processes. The shafts must still be capable of relative axial movement for functional purposes. As such, good spline joints are essential to high-quality torque transmission, minimal backlash, and low noise. The major failure modes of spline shafts include fretting corrosion, tooth breakage, and fatigue failure.
The outer disc carrier spline is susceptible to tensile stress and fatigue failure. High customer demands for low noise and low wear and fatigue failure makes splined shafts an excellent choice. A fractured spline gear coupling was received for analysis. It was installed near the top of a filter shaft and inserted into the gearbox motor. The service history was unknown. The fractured spline gear coupling had longitudinally cracked and arrested at the termination of the spline gear teeth. The spline gear teeth also exhibited wear and deformation.
A new spline coupling method detects fault propagation in hollow cylindrical splined shafts. A spline coupling is fabricated using an AE method with the spline section unrolled into a metal plate of the same thickness as the cylinder wall. In addition, the spline coupling is misaligned, which puts significant concentration on the spline teeth. This further accelerates the rate of fretting fatigue and wear.
A spline joint should be lubricated after 25 hours of operation. Frequent lubrication can increase maintenance costs and cause downtime. Moreover, the lubricant may retain abrasive particles at the interfaces. In some cases, lubricants can even cause misalignment, leading to premature failure. So, the lubrication of a spline coupling is vital in ensuring proper functioning of the shaft.
The design of a spline coupling can be optimized to enhance its wear resistance and reliability. Surface treatments, loads, and rotation affect the friction properties of a spline coupling. In addition, a finite element method was developed to predict wear of a floating spline coupling. This method is feasible and provides a reliable basis for predicting the wear and fatigue life of a spline coupling.
splineshaft

They can be machined using a slotting or shaping machine

Machines can be used to shape splined shafts in a variety of industries. They are useful in many applications, including gearboxes, braking systems, and axles. A slotted shaft can be manipulated in several ways, including hobbling, broaching, and slotting. In addition to shaping, splines are also useful in reducing bar diameter.
When using a slotting or shaping machine, the workpiece is held against a pedestal that has a uniform thickness. The machine is equipped with a stand column and limiting column (Figure 1), each positioned perpendicular to the upper surface of the pedestal. The limiting column axis is located on the same line as the stand column. During the slotting or shaping process, the tool is fed in and out until the desired space is achieved.
One process involves cutting splines into a shaft. Straddle milling, spline shaping, and spline cutting are 2 common processes used to create splined shafts. Straddle milling involves a fixed indexing fixture that holds the shaft steady, while rotating milling cutters cut the groove in the length of the shaft. Several passes are required to ensure uniformity throughout the spline.
Splines are a type of gear. The ridges or teeth on the drive shaft mesh with grooves in the mating piece. A splined shaft allows the transmission of torque to a mate piece while maximizing the power transfer. Splines are used in heavy vehicles, construction, agriculture, and massive earthmoving machinery. Splines are used in virtually every type of rotary motion, from axles to transmission systems. They also offer better fatigue life and reliability.
Slotting or shaping machines can also be used to shape splined shafts. Slotting machines are often used to machine splined shafts, because it is easier to make them with these machines. Using a slotting or shaping machine can result in splined shafts of different sizes. It is important to follow a set of spline standards to ensure your parts are manufactured to the highest standards.
A milling machine is another option for producing splined shafts. A spline shaft can be set up between 2 centers in an indexing fixture. Two side milling cutters are mounted on an arbor and a spacer and shims are inserted between them. The arbor and cutters are then mounted to a milling machine spindle. To make sure the cutters center themselves over the splined shaft, an adjustment must be made to the spindle of the machine.
The machining process is very different for internal and external splines. External splines can be broached, shaped, milled, or hobbed, while internal splines cannot. These machines use hard alloy, but they are not as good for internal splines. A machine with a slotting mechanism is necessary for these operations.

China OEM Folding Boat Trailer Single Axle Galvanized for Kayak   near me manufacturer China OEM Folding Boat Trailer Single Axle Galvanized for Kayak   near me manufacturer

China Professional 750kg Full Half Torsion Axle with Oil Grease Cup with Best Sales

Product Description

Torsion Axle Advantages
4 strips rubber inside for suspension system
Don’t have to maintain in working, save after sale cost
No noise when driving, just rubber tensile when pressing
Lifetime over 5 years, that longer than leaf spring suspension axle system
Suitable for a camper trailer, high precision equipment trailer, motorbike carrier trailer, and so no

Through adjusting the angle of the swing arm, to get a lower or higher ground clearance
The forged arm will get more strength when driving on bad road condition
Customized brackets to suit varies trailer chassis

How to select lazy torsion axle

1. Payload 
2. Braked or without brake
3. Technical parameters as below

Track Distance is hub face to hub face distance or disc face to disc fact distance
Outside Of Trailer Frame Measurement is designed depending on trailer frame (Note: mounting brackets customized)
V type and straight type optional, V type better, because of lower land clearance, so more safety when fast running on bad road condition.

Parts List

Hub kits list 

From bolts up to the hub, there all stock size, and easy to find in the local market.
Mastervim will supply easy wear parts for distributor and partner.

Test Facilities

The items as below
1. Design according to customers’ requirements or samples and drawings
2. Capability evaluation
3. Quality control plan
4. Toolings dies and jigs design and production
5. Prototypes production
6. Samples quality inspection and evaluation
7. Mass production and process control
8. Final inspection before shipment

Market Experience

1. Quality control (row material test before manufacturing)
2. Qualified brake system (our brake system offered to Dexter and Rockwell USA)
3. Strictly surface treatment (ball shot 15 minutes to get a smooth surface, then painting)
4. Unique design torsion axle structure(core inside, and R corner tube)
5. ODM service (we could manufacture the axle you use, specialized in the special axles, such as overlay, etc)
    Familiar with DEXTER, ROCKWELL, AL-KO, ADR, MONROC, and TVZ axle

Supply Chain
The supply chain has 15 worker team
We have a complete supply chain for trailer parts and related automotive sources
Depending on Mastervim owned produce swing arm, hub, drum, disc, rotor, spindle, faster production time and strictly QC

Terms & Service
50% deposit, the balance arranged before delivery
Full kit warranty 2 years
Completely parts OEM and supply

Light Trailer Axle Gallery

 

Axle Spindle Types and Features

The axle spindle is an integral part of your vehicle’s suspension. There are several different types and features, including mounting methods, bearings, and functions. Read on for some basic information on axle spindles. The next part of the article will cover how to choose the correct axle spindle for your vehicle. This article will also discuss the different types of spindles available, including the differences between the rear and front bearings.
Driveshaft

Features

The improved axle spindle nut assembly is capable of providing additional performance benefits, including increased tire life and reduced seal failure. Its keyway features and radially inwardly extending teeth allow nut adjustment to be accomplished with precision. The invention further provides a unique, multi-piece locking mechanism that minimizes leakage and torque transfer. Its principles and features are detailed in the appended claims. For example, the improved axle spindle nut assembly is designed for use in vehicles that are equipped with a steering system.
The axle spindle nut assembly includes a nut 252 with threads 256 on its inner periphery. The axle spindle 50 also features threads 198 on its outer periphery. The nut is threaded onto the outboard end of the axle spindle 50 until it contacts the inboard surface of the axle spacer 26. In the assembled state, a bearing spacer 58 is also present on the axle spindle.
The axle spindle nut assembly can reduce axial end play between the wheel end assembly 52 and the axle spindle 50. It can be tightened to an extreme torque level, but if the thread faces separate, it will undercompress the bearing cone and spacer group. To minimize these disadvantages, the axle spindle nut assembly is a critical component of a wheel-end assembly. There are several types of axle spindle nuts.
The third embodiment of the axle spindle nut assembly 300 comprises an inner washer 202, an outer washer 310, and at least 1 screw 320. The axle spindle nut assembly 300 secures and preloads bearing cones 55, 57. Unlike the first embodiment, the axle spindle nut assembly 300 uses the inner washer 202, which is optional in the third embodiment. The inner washer 202 and outer washer 310 are similar to those of the first embodiment.

Functions

An axle spindle is 1 of the most important components of a vehicle’s suspension system. The spindle retains the position of bearings and a spacer in an axle by providing clamp force. The inner nut of an axle spindle should be properly torqued to ensure a secure fit. A spindle nut is also responsible for compressing bearings and spacers. If any of these components are missing, the spindle will not work properly.
An axle spindle is used in rear wheel drive cars. It carries the weight of the vehicle on the axle casing and transfers the torque from the differential to the wheels. The axle spindle and hub are secured on the spindle by large nuts. The axle spindle is a vital component of rear wheel drive vehicles. Hence, it is essential to understand the functions of axle spindle. These components are responsible for the smooth operation of a vehicle’s suspension system.
Axle spindles can be mounted in 3 ways: in the typical axle assembly, the spindles are bolted onto the ends of the tubular axle, and the axle is suspended by springs. Short stub-axle mounting uses a torsion beam that flexes to provide a smooth ride. A second washer is used to prevent excessive rotation of the axle spindle.
Apart from being a crucial component of the suspension system, the spindles of the wheels are responsible for guiding the vehicle in a straight line. They are connected to the steering axis and are used in different types of suspension systems. European cars use a MacPherson Strut suspension system in which the spindle is connected to the arms in the front and rear of the suspension frame. The MacPherson strut allows the shock absorber housing to turn the wheel.
Driveshaft

Methods of mounting

Various methods of mounting axle spindle are available. In general, these methods involve forming a tubular blank of uniform cross section and thickness, and receiving the bearing assembly against it. The spindle is then secured using a collar, which also serves as a bearing stop. In some cases, additional features are used to provide greater security. Some of these features may not be suitable for all applications. But they are generally suitable.
Axle spindle forming is usually done by progressive steps using hollow punches. The metallic body of the punch has an inner work surface, which receives the axle blank. A mandrel is fixed within the work opening of the punch. The punch body’s work surface forges the spindle about the mandrel. The punch has 2 ends, a closed and an open one.
A wheeled vehicle axle assembly (10) includes a cylindrical housing member (12 a) and a plurality of spindle mounting flanges (30) secured on the housing member. The spindles (16) are firmly attached to the housing member by means of coupling members. The coupling members are configured to distribute the bending loads imposed on the spindle by the axle. It is important to note that the coupling members can be either threaded or screwed.
Traditionally, axle spindles were made from tubular blanks of irregular thickness. This method allowed for a gradual reduction in diameter and eliminated the need for extra metal within the spindle. Similarly, axles made by cold forming eliminate the need for additional metal in the spindle. In this way, the overall cost of manufacture is also reduced. The material used for manufacturing axles also determines the size and shape of the final product.
Driveshaft

Bearings

A nut 16 is used to retain the wheel bearings on axle spindle 12. The nut comprises several parts. The first portion includes a plurality of threads and a deformable second portion. The nut may be disposed on the inboard or outboard end of the axle spindle. This type of nut is typically secured to the axle spindle by a retaining nut.
The bearings are installed in the spindle to allow the wheel hub to rotate. While bearings are greased, they can dry out over time. Consequently, you may hear a loud clicking sound when turning your vehicle. Alternatively, you may notice grease on the edges of your tires. Bearing failure can cause severe damage to your axle spindle. If you notice any of these symptoms, you may need to replace the bearings on your axle spindle. Fortunately, you can purchase the necessary bearing parts at O’Reilly Auto Parts.
There are 3 ways to mount an axle spindle. A typical axle assembly has the spindles bolted to the ends of the tubular axle. A torsion beam is also used to mount the spindles on the axle. This torsion beam acts like a spring to help make the ride smooth and bump-free. Lastly, the axle spindle is sometimes mounted as a bolt-on component.

Cost

If your axle spindle has been damaged, you may need to have it replaced. This part of the axle is relatively easy to replace, but you need to know how to do it correctly. To replace your axle spindle, you must first remove the damaged one. To do this, a technician will cut the weld. They will then thread the new 1 into the axle tube and torque it to specification. After that, they will weld the new axle spindle into place.
When you are thinking about the cost of an axle spindle replacement, you must first determine if it is worth it for your vehicle. It is generally a good idea to replace the spindle only if it is causing damage to your vehicle. You can also replace your axle housing if it is deteriorating. If you do not replace the spindle, you can risk damaging the axle housing. To save money, you can consider using a repair kit.
You can also purchase an axle nut socket set. Most wrenches have an adjusting socket for this purpose. The socket set should be suitable for most vehicle types. Axle spindle replacement costs around $500 to $600 before tax. However, you should be aware that these costs vary widely based on the type of vehicle you have. The parts can cost between $430 and $480, and the labor can cost anywhere from $50 to 70.

China Professional 750kg Full Half Torsion Axle with Oil Grease Cup   with Best SalesChina Professional 750kg Full Half Torsion Axle with Oil Grease Cup   with Best Sales

China Best Sales 16t European Spoke Type Axle for Heavy Duty Semi Trailer Parts with Great quality

Product Description

1. On CZPT semi trailer axle Since 1999
2. 20 years experience on semi trailer axle and components
3. 1 year Quality warranty
4. ISO, TS16949 Certificate
5. 7×16 hours service
6. Customized ODM OEM semi trailer axle available 
7. 4 Global Offices

WONDEE Semi trailer Axle Information:
 
1. Axle type:  American type , Germany type , CZPT type 
2. Axle beam: Round beam , Suqare beam 150*150mm,127*127mm ,
3. Capacity: 11T~20T
4. Customized semi-trailer axles are available

WONDEE Semi Truck Lift Axle Detail Photos: 

WONDEE 16T Axle Dimensions :
 

Part No. Max. Capacity Distance of Chamber Track Axle Beam Brake size Length Bearing Weight
XDE12-1802 12000 420 1840 150 420×180 2156 33213/33118 372
XDE12-2002 12000 354 1840 150 420×200 2156 33213/33118 396
XDE14-2001 14000 354 1840 150 420×200 2188 33215/33119 416
XDE16-2001 16000 356 1850 150 420×200 2242 32314/32222 468
XDE16-2201 16000 376 1850 150 420×220 2242 32314/32222 474
XDE18-2202 18000 376 1850 150 420×220 2242 32314/32222 491

WONDEE Semi trailer Axle machining: 

WONDEE Heavy duty semi trailer axle Features :
 
1.Axle beam use 20Mn2 seamless pipe, through one-piece press forging and special heat-treatment, which has great over loading capacity and high intensity.
2. Axle  spindle,which was processed by digital controlled lathe, is made of alloy material. The bearing position is processed by the method of hardending operation,therefore the bearing can be fixed by hand instead of heating, also convenient for maintain and fixing.
3. Axle  spindle is connected by the by submerged arc welding, which make the whole beam more reliable and solid.
4.Axle bearing position is used the grinding machine to keep the bearing at the same level, after processing, it can assure that the concentricity within 0.02mm strictly. 
5. Axle grease lubricant is supplied by EXXON Mobile which could providehigh lubricating performance and protect bearing well.
6. Axle brake lining is high performance, non-asbestos, non-pollution and long service life. To make check and replace easily, also come with the position of the exhaustion to remind customer to check and maintain.
7.Axle bearing is adopted famous brand in China, with the advantages of over loading capability, High rotating speed, good intensity, abrade resistant and heat resistant.

WONDEE Semi trailer Axle Warehouse:

WONDEE axle factory Workshop :

 Besides Semi trailer Axle ,WONDEE also Supply:
 

Semi-trailers:       
Skeletal semi-trailers flatbed semi-trailers container semi-trailers low bed semi-trailers
van semi-trailers fuel tank semi-trailers logging semi-trailers Fence Semi trailers
Spare Parts:      
Leaf spring, flat bar, Chassis, H-beam
Air suspension, mechanic suspension, bogie Coupling,
Axle  air chamber, slack adjuster hitch. 
Brake drum brake shoe brake lining wheel hub
tubeless wheel rims, tube wheel rims, Aluminum wheel rim wheel bolt
u bolt center bolt hub bolt twist lock,
Turntable, 5th wheel,  landing gear, king pin,

Screw Sizes and Their Uses

Screws have different sizes and features. This article will discuss screw sizes and their uses. There are 2 main types: right-handed and left-handed screw shafts. Each screw features a point that drills into the object. Flat tipped screws, on the other hand, need a pre-drilled hole. These screw sizes are determined by the major and minor diameters. To determine which size of screw you need, measure the diameter of the hole and the screw bolt’s thread depth.

The major diameter of a screw shaft

The major diameter of a screw shaft is the distance from the outer edge of the thread on 1 side to the tip of the other. The minor diameter is the inner smooth part of the screw shaft. The major diameter of a screw is typically between 2 and 16 inches. A screw with a pointy tip has a smaller major diameter than 1 without. In addition, a screw with a larger major diameter will have a wider head and drive.
The thread of a screw is usually characterized by its pitch and angle of engagement. The pitch is the angle formed by the helix of a thread, while the crest forms the surface of the thread corresponding to the major diameter of the screw. The pitch angle is the angle between the gear axis and the pitch surface. Screws without self-locking threads have multiple starts, or helical threads.
The pitch is a crucial component of a screw’s threading system. Pitch is the distance from a given thread point to the corresponding point of the next thread on the same shaft. The pitch line is 1 element of pitch diameter. The pitch line, or lead, is a crucial dimension for the thread of a screw, as it controls the amount of thread that will advance during a single turn.
screwshaft

The pitch diameter of a screw shaft

When choosing the appropriate screw, it is important to know its pitch diameter and pitch line. The pitch line designates the distance between adjacent thread sides. The pitch diameter is also known as the mean area of the screw shaft. Both of these dimensions are important when choosing the correct screw. A screw with a pitch of 1/8 will have a mechanical advantage of 6.3. For more information, consult an application engineer at Roton.
The pitch diameter of a screw shaft is measured as the distance between the crest and the root of the thread. Threads that are too long or too short will not fit together in an assembly. To measure pitch, use a measuring tool with a metric scale. If the pitch is too small, it will cause the screw to loosen or get stuck. Increasing the pitch will prevent this problem. As a result, screw diameter is critical.
The pitch diameter of a screw shaft is measured from the crest of 1 thread to the corresponding point on the next thread. Measurement is made from 1 thread to another, which is then measured using the pitch. Alternatively, the pitch diameter can be approximated by averaging the major and minor diameters. In most cases, the pitch diameter of a screw shaft is equal to the difference between the two.

The thread depth of a screw shaft

Often referred to as the major diameter, the thread depth is the outermost diameter of the screw. To measure the thread depth of a screw, use a steel rule, micrometer, or caliper. In general, the first number in the thread designation indicates the major diameter of the thread. If a section of the screw is worn, the thread depth will be smaller, and vice versa. Therefore, it is good practice to measure the section of the screw that receives the least amount of use.
In screw manufacturing, the thread depth is measured from the crest of the screw to the root. The pitch diameter is halfway between the major and minor diameters. The lead diameter represents the amount of linear distance traveled in 1 revolution. As the lead increases, the load capacity decreases. This measurement is primarily used in the construction of screws. However, it should not be used for precision machines. The thread depth of a screw shaft is essential for achieving accurate screw installation.
To measure the thread depth of a screw shaft, the manufacturer must first determine how much material the thread is exposed to. If the thread is exposed to side loads, it can cause the nut to wedge. Because the nut will be side loaded, its thread flanks will contact the nut. The less clearance between the nut and the screw, the lower the clearance between the nut and the screw. However, if the thread is centralized, there is no risk of the nut wedgeing.
screwshaft

The lead of a screw shaft

Pitch and lead are 2 measurements of a screw’s linear distance per turn. They’re often used interchangeably, but their definitions are not the same. The difference between them lies in the axial distance between adjacent threads. For single-start screws, the pitch is equal to the lead, while the lead of a multi-start screw is greater than the pitch. This difference is often referred to as backlash.
There are 2 ways to calculate the pitch and lead of a screw. For single-start screws, the lead and pitch are equal. Multiple-start screws, on the other hand, have multiple starts. The pitch of a multiple-start screw is the same as its lead, but with 2 or more threads running the length of the screw shaft. A square-thread screw is a better choice in applications requiring high load-bearing capacity and minimal friction losses.
The PV curve defines the safe operating limits of lead screw assemblies. It describes the inverse relationship between contact surface pressure and sliding velocity. As the load increases, the lead screw assembly must slow down in order to prevent irreversible damage from frictional heat. Furthermore, a lead screw assembly with a polymer nut must reduce rpm as the load increases. The more speed, the lower the load capacity. But, the PV factor must be below the maximum allowed value of the material used to make the screw shaft.

The thread angle of a screw shaft

The angle between the axes of a thread and the helix of a thread is called the thread angle. A unified thread has a 60-degree angle in all directions. Screws can have either a tapped hole or a captive screw. The screw pitch is measured in millimeters (mm) and is usually equal to the screw major diameter. In most cases, the thread angle will be equal to 60-degrees.
Screws with different angles have various degrees of thread. Originally, this was a problem because of the inconsistency in the threading. However, Sellers’s thread was easier to manufacture and was soon adopted as a standard throughout the United States. The United States government began to adopt this thread standard in the mid-1800s, and several influential corporations in the railroad industry endorsed it. The resulting standard is called the United States Standard thread, and it became part of the ASA’s Vol. 1 publication.
There are 2 types of screw threads: coarse and fine. The latter is easier to tighten and achieves tension at lower torques. On the other hand, the coarse thread is deeper than the fine one, making it easier to apply torque to the screw. The thread angle of a screw shaft will vary from bolt to bolt, but they will both fit in the same screw. This makes it easier to select the correct screw.
screwshaft

The tapped hole (or nut) into which the screw fits

A screw can be re-threaded without having to replace it altogether. The process is different than that of a standard bolt, because it requires threading and tapping. The size of a screw is typically specified by its major and minor diameters, which is the inside distance between threads. The thread pitch, which is the distance between each thread, is also specified. Thread pitch is often expressed in threads per inch.
Screws and bolts have different thread pitches. A coarse thread has fewer threads per inch and a longer distance between threads. It is therefore larger in diameter and longer than the material it is screwed into. A coarse thread is often designated with an “A” or “B” letter. The latter is generally used in smaller-scale metalworking applications. The class of threading is called a “threaded hole” and is designated by a letter.
A tapped hole is often a complication. There is a wide range of variations between the sizes of threaded holes and nut threads, so the tapped hole is a critical dimension in many applications. However, even if you choose a threaded screw that meets the requisite tolerance, there may be a mismatch in the thread pitch. This can prevent the screw from freely rotating.

China Best Sales 16t European Spoke Type Axle for Heavy Duty Semi Trailer Parts   with Great qualityChina Best Sales 16t European Spoke Type Axle for Heavy Duty Semi Trailer Parts   with Great quality

China Good quality Trailer Axle German Type Axle 13t 16t with Hot selling

Product Description

Product Description

Trailer Axle German Type Axle 13T 16T

     

Axle model JZ12GNR1 JZ12GNS1 JZ12GNS2 JZ12GNS3 JZ12GNS4 JZ12GNS5
Rated loading capacity (kg) 12000 12000 12000 12000 12000 12000
Bearing 33213/ 33118 33213/ 33118 33213/ 33118 33213/ 33118 33213/ 33118 33213/ 33118
Wheel track(mm) 1820 1805 1805 1840 1840 2040
Brake size Φ420×180 Φ420×180 Φ420×180 Φ420×180 Φ420×180 Φ420×180
Center distance of brake chamber (mm)  330 415 416 425 425 541
Wheel fixing (P.C.D.×H) Φ335×Φ281 Φ335×Φ281 Φ285.75×Φ221 Φ335×Φ281 Φ285.75×Φ221 Φ335×Φ281
Wheel bolt 10-M22×1.5 ISO 10-M22×1.5 ISO 8-M20×1.5 JAP 10-M22×1.5 ISO 10-M22×1.5 ISO 10-M22×1.5 ISO
Axle tube (mm) 127 150 150 150 150 150
Weight (kg) 356 372 373 375 376 403
Recommended wheel >=7.50V-20 >=7.50V-20 >=7.50V-20 >=7.50V-20 >=7.50V-20 >=7.50V-20
Max. length (mm) ≈2134 ≈2120 ≈2120 ≈2156 ≈2156 ≈2380

Our factory

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How to Identify a Faulty Drive Shaft

The most common problems associated with automotive driveshafts include clicking and rubbing noises. While driving, the noise from the driver’s seat is often noticeable. An experienced auto mechanic can easily identify whether the sound is coming from both sides or from 1 side. If you notice any of these signs, it’s time to send your car in for a proper diagnosis. Here’s a guide to determining if your car’s driveshaft is faulty:
air-compressor

Symptoms of Driveshaft Failure

If you’re having trouble turning your car, it’s time to check your vehicle’s driveshaft. A bad driveshaft can limit the overall control of your car, and you should fix it as soon as possible to avoid further problems. Other symptoms of a propshaft failure include strange noises from under the vehicle and difficulty shifting gears. Squeaking from under the vehicle is another sign of a faulty driveshaft.
If your driveshaft fails, your car will stop. Although the engine will still run, the wheels will not turn. You may hear strange noises from under the vehicle, but this is a rare symptom of a propshaft failure. However, you will have plenty of time to fix the problem. If you don’t hear any noise, the problem is not affecting your vehicle’s ability to move.
The most obvious signs of a driveshaft failure are dull sounds, squeaks or vibrations. If the drive shaft is unbalanced, it is likely to damage the transmission. It will require a trailer to remove it from your vehicle. Apart from that, it can also affect your car’s performance and require repairs. So if you hear these signs in your car, be sure to have it checked by a mechanic right away.

Drive shaft assembly

When designing a propshaft, the design should be based on the torque required to drive the vehicle. When this torque is too high, it can cause irreversible failure of the drive shaft. Therefore, a good drive shaft design should have a long service life. Here are some tips to help you design a good driveshaft. Some of the main components of the driveshaft are listed below.
Snap Ring: The snap ring is a removable part that secures the bearing cup assembly in the yoke cross hole. It also has a groove for locating the snap ring. Spline: A spline is a patented tubular machined element with a series of ridges that fit into the grooves of the mating piece. The bearing cup assembly consists of a shaft and end fittings.
U-joint: U-joint is required due to the angular displacement between the T-shaped housing and the pinion. This angle is especially large in raised 4x4s. The design of the U-joint must guarantee a constant rotational speed. Proper driveshaft design must account for the difference in angular velocity between the shafts. The T-bracket and output shaft are attached to the bearing caps at both ends.
air-compressor

U-joint

Your vehicle has a set of U-joints on the driveshaft. If your vehicle needs to be replaced, you can do it yourself. You will need a hammer, ratchet and socket. In order to remove the U-joint, you must first remove the bearing cup. In some cases you will need to use a hammer to remove the bearing cup, you should be careful as you don’t want to damage the drive shaft. If you cannot remove the bearing cup, you can also use a vise to press it out.
There are 2 types of U-joints. One is held by a yoke and the other is held by a c-clamp. A full ring is safer and ideal for vehicles that are often used off-road. In some cases, a full circle can be used to repair a c-clamp u-joint.
In addition to excessive torque, extreme loads and improper lubrication are common causes of U-joint failure. The U-joint on the driveshaft can also be damaged if the engine is modified. If you are driving a vehicle with a heavily modified engine, it is not enough to replace the OE U-joint. In this case, it is important to take the time to properly lubricate these components as needed to keep them functional.

tube yoke

QU40866 Tube Yoke is a common replacement for damaged or damaged driveshaft tubes. They are desirably made of a metallic material, such as an aluminum alloy, and include a hollow portion with a lug structure at 1 end. Tube yokes can be manufactured using a variety of methods, including casting and forging. A common method involves drawing solid elements and machining them into the final shape. The resulting components are less expensive to produce, especially when compared to other forms.
The tube fork has a connection point to the driveshaft tube. The lug structure provides attachment points for the gimbal. Typically, the driveshaft tube is 5 inches in diameter and the lug structure is 4 inches in diameter. The lug structure also serves as a mounting point for the drive shaft. Once installed, Tube Yoke is easy to maintain. There are 2 types of lug structures: 1 is forged tube yoke and the other is welded.
Heavy-duty series drive shafts use bearing plates to secure the yoke to the U-joint. All other dimensions are secured with external snap rings. Yokes are usually machined to accept U-bolts. For some applications, grease fittings are used. This attachment is more suitable for off-road vehicles and performance vehicles.
air-compressor

end yoke

The end yoke of the drive shaft is an integral part of the drive train. Choosing a high-quality end yoke will help ensure long-term operation and prevent premature failure. Pat’s Driveline offers a complete line of automotive end yokes for power take-offs, differentials and auxiliary equipment. They can also measure your existing parts and provide you with high quality replacements.
A U-bolt is an industrial fastener with threaded legs. When used on a driveshaft, it provides greater stability in unstable terrain. You can purchase a U-bolt kit to secure the pinion carrier to the drive shaft. U-bolts also come with lock washers and nuts. Performance cars and off-road vehicles often use this type of attachment. But before you install it, you have to make sure the yoke is machined to accept it.
End yokes can be made of aluminum or steel and are designed to provide strength. It also offers special bolt styles for various applications. CZPT’s drivetrain is also stocked with a full line of automotive flange yokes. The company also produces custom flanged yokes for many popular brands. Since the company has a comprehensive line of replacement flange yokes, it can help you transform your drivetrain from non-serviceable to serviceable.

bushing

The first step in repairing or replacing an automotive driveshaft is to replace worn or damaged bushings. These bushings are located inside the drive shaft to provide a smooth, safe ride. The shaft rotates in a rubber sleeve. If a bushing needs to be replaced, you should first check the manual for recommendations. Some of these components may also need to be replaced, such as the clutch or swingarm.

China Good quality Trailer Axle German Type Axle 13t 16t   with Hot sellingChina Good quality Trailer Axle German Type Axle 13t 16t   with Hot selling

China manufacturer Germany Type Mechanical Suspension Four Axle Overlung / Underslung with Leaf Spring with Best Sales

Product Description

 We have 5 types of suspension:

  1. American type suspension
  2. Germany type suspension
  3. Casting type suspension
  4. Rigid /Walking beam suspension
  5. Air suspension

 

Germany type mechanical Suspension ( Both overslung type and underslung type)

 

1) Hanger thickness: 4mm, 4.5mm, 6mm, 8mm or 10mm

2) King pin: 50mm, 60mm, 70mm

3) Suspension height: 130-350mm

4) Color: black/ red/orange/ by customer

5) Material: Q235B 

6) Spring width: 75mm, 90mm, 100mm, 120mm

7) Axle spacing: 1310mm, 1360mm

8) No. Of spring piece/spring quantity is optional

9) Axle load is optional

10) Size: design as your requirement

11) Max payload: 55T for complete suspension

12) Axle beam: square/ round

13) Fishing: painting or galvanizing

14) Packing details: wooden tray or other ways according to your requirements

IMPORTANT REMARK: we can produce fully according with your samples and drawings.

 
 

Following suspensions are available:
 
1) Single point suspension
2) 2-axle suspension
3) 3-axle suspension
4) 4-axle suspension
 
Following axles are waiting for you to choose:
 
1) 11 ton capacity axle
2) 12 ton capacity axle
3) 13 ton capacity axle
4) 14 ton capacity axle
5) 16 ton capacity axle
 

SUSPENSION PACKAGE

SUSPENSION IN THE CONTAINER

 

Screws and Screw Shafts

A screw is a mechanical device that holds objects together. Screws are usually forged or machined. They are also used in screw jacks and press-fitted vises. Their self-locking properties make them a popular choice in many different industries. Here are some of the benefits of screws and how they work. Also read about their self-locking properties. The following information will help you choose the right screw for your application.

Machined screw shaft

A machined screw shaft can be made of various materials, depending on the application. Screw shafts can be made from stainless steel, brass, bronze, titanium, or iron. Most manufacturers use high-precision CNC machines or lathes to manufacture these products. These products come in many sizes and shapes, and they have varying applications. Different materials are used for different sizes and shapes. Here are some examples of what you can use these screws for:
Screws are widely used in many applications. One of the most common uses is in holding objects together. This type of fastener is used in screw jacks, vises, and screw presses. The thread pitch of a screw can vary. Generally, a smaller pitch results in greater mechanical advantage. Hence, a machined screw shaft should be sized appropriately. This ensures that your product will last for a long time.
A machined screw shaft should be compatible with various threading systems. In general, the ASME system is used for threaded parts. The threaded hole occupies most of the shaft. The thread of the bolt occupy either part of the shaft, or the entire one. There are also alternatives to bolts, including riveting, rolling pins, and pinned shafts. These alternatives are not widely used today, but they are useful for certain niche applications.
If you are using a ball screw, you can choose to anneal the screw shaft. To anneal the screw shaft, use a water-soaked rag as a heat barrier. You can choose from 2 different options, depending on your application. One option is to cover the screw shaft with a dust-proof enclosure. Alternatively, you can install a protective heat barrier over the screw shaft. You can also choose to cover the screw shaft with a dust-proof machine.
If you need a smaller size, you can choose a smaller screw. It may be smaller than a quarter of an inch, but it may still be compatible with another part. The smaller ones, however, will often have a corresponding mating part. These parts are typically denominated by their ANSI numerical size designation, which does not indicate threads-per-inch. There is an industry standard for screw sizes that is a little easier to understand.
screwshaft

Ball screw nut

When choosing a Ball screw nut for a screw shaft, it is important to consider the critical speed of the machine. This value excites the natural frequency of a screw and determines how fast it can be turned. In other words, it varies with the screw diameter and unsupported length. It also depends on the screw shaft’s diameter and end fixity. Depending on the application, the nut can be run at a maximum speed of about 80% of its theoretical critical speed.
The inner return of a ball nut is a cross-over deflector that forces the balls to climb over the crest of the screw. In 1 revolution of the screw, a ball will cross over the nut crest to return to the screw. Similarly, the outer circuit is a circular shape. Both flanges have 1 contact point on the ball shaft, and the nut is connected to the screw shaft by a screw.
The accuracy of ball screws depends on several factors, including the manufacturing precision of the ball grooves, the compactness of the assembly, and the set-up precision of the nut. Depending on the application, the lead accuracy of a ball screw nut may vary significantly. To improve lead accuracy, preloading, and lubrication are important. Ewellix ball screw assembly specialists can help you determine the best option for your application.
A ball screw nut should be preloaded prior to installation in order to achieve the expected service life. The smallest amount of preload required can reduce a ball screw’s calculated life by as much as 90 percent. Using a lubricant of a standard grade is recommended. Some lubricants contain additives. Using grease or oil in place of oil can prolong the life of the screw.
A ball screw nut is a type of threaded nut that is used in a number of different applications. It works similar to a ball bearing in that it contains hardened steel balls that move along a series of inclined races. When choosing a ball screw nut, engineers should consider the following factors: speed, life span, mounting, and lubrication. In addition, there are other considerations, such as the environment in which the screw is used.
screwshaft

Self-locking property of screw shaft

A self-locking screw is 1 that is capable of rotating without the use of a lock washer or bolt. This property is dependent on a number of factors, but 1 of them is the pitch angle of the thread. A screw with a small pitch angle is less likely to self-lock, while a large pitch angle is more likely to spontaneously rotate. The limiting angle of a self-locking thread can be calculated by calculating the torque Mkdw at which the screw is first released.
The pitch angle of the screw’s threads and its coefficient of friction determine the self-locking function of the screw. Other factors that affect its self-locking function include environmental conditions, high or low temperature, and vibration. Self-locking screws are often used in single-line applications and are limited by the size of their pitch. Therefore, the self-locking property of the screw shaft depends on the specific application.
The self-locking feature of a screw is an important factor. If a screw is not in a state of motion, it can be a dangerous or unusable machine. The self-locking property of a screw is critical in many applications, from corkscrews to threaded pipe joints. Screws are also used as power linkages, although their use is rarely necessary for high-power operations. In the archimedes’ screw, for example, the blades of the screw rotate around an axis. A screw conveyor uses a rotating helical chamber to move materials. A micrometer uses a precision-calibrated screw to measure length.
Self-locking screws are commonly used in lead screw technology. Their pitch and coefficient of friction are important factors in determining the self-locking property of screws. This property is advantageous in many applications because it eliminates the need for a costly brake. Its self-locking property means that the screw will be secure without requiring a special kind of force or torque. There are many other factors that contribute to the self-locking property of a screw, but this is the most common factor.
Screws with right-hand threads have threads that angle up to the right. The opposite is true for left-hand screws. While turning a screw counter-clockwise will loosen it, a right-handed person will use a right-handed thumb-up to turn it. Similarly, a left-handed person will use their thumb to turn a screw counter-clockwise. And vice versa.
screwshaft

Materials used to manufacture screw shaft

Many materials are commonly used to manufacture screw shafts. The most common are steel, stainless steel, brass, bronze, and titanium. These materials have advantages and disadvantages that make them good candidates for screw production. Some screw types are also made of copper to fight corrosion and ensure durability over time. Other materials include nylon, Teflon, and aluminum. Brass screws are lightweight and have aesthetic appeal. The choice of material for a screw shaft depends on the use it will be made for.
Shafts are typically produced using 3 steps. Screws are manufactured from large coils, wire, or round bar stock. After these are produced, the blanks are cut to the appropriate length and cold headed. This cold working process pressudes features into the screw head. More complicated screw shapes may require 2 heading processes to achieve the desired shape. The process is very precise and accurate, so it is an ideal choice for screw manufacturing.
The type of material used to manufacture a screw shaft is crucial for the function it will serve. The type of material chosen will depend on where the screw is being used. If the screw is for an indoor project, you can opt for a cheaper, low-tech screw. But if the screw is for an outdoor project, you’ll need to use a specific type of screw. This is because outdoor screws will be exposed to humidity and temperature changes. Some screws may even be coated with a protective coating to protect them from the elements.
Screws can also be self-threading and self-tapping. The self-threading or self-tapping screw creates a complementary helix within the material. Other screws are made with a thread which cuts into the material it fastens. Other types of screws create a helical groove on softer material to provide compression. The most common uses of a screw include holding 2 components together.
There are many types of bolts available. Some are more expensive than others, but they are generally more resistant to corrosion. They can also be made from stainless steel or aluminum. But they require high-strength materials. If you’re wondering what screws are, consider this article. There are tons of options available for screw shaft manufacturing. You’ll be surprised how versatile they can be! The choice is yours, and you can be confident that you’ll find the screw shaft that will best fit your application.

China manufacturer Germany Type Mechanical Suspension Four Axle Overlung / Underslung with Leaf Spring   with Best SalesChina manufacturer Germany Type Mechanical Suspension Four Axle Overlung / Underslung with Leaf Spring   with Best Sales

China Custom China Manufacturer Factory Price 12t 14t 16t 18t Germany Type Semi Trailer Axle with High Quanlity wholesaler

Product Description

China Manufacturer Factory Price 12t 14t 16t 18t Germany Type Semi Trailer Axle with High Quanlity

1.Company introduction:

ZheJiang CZPT Co.,Ltd is 1 of the major manufacturers specializing in the production of trailer axles

Our company has high technological background, sophisticated manufacturing technology, advances detection means, perfect quality assurance system. It is a specialized manufacturer integrating scientific research, design, production and sales

The production of “FUSAI” trailer axles passed the national authoritative department detection. The fatigue life is up to 1,500,000 times without damage-more than 3 times above the national standard, which is in the leading domestic level, and reach or exceed the international standards. Our products are popular not only in domestic markets, but all over the world. Since the products are designed and optimized by computer, they have reasonable structure, good braking performance, high strength and rigidity, strong bearing capacity, long service life, good service, trusted by the users. 

2.”FUSAI” brand German type trailer axle is designed according to the related European standard. The rated loading capacity of this trailer parts is available from 12 ton to 18 ton.
1.German spindle design which is the widely used in the industry with proven performance
2.Low-alloy machined spindles, friction welded seamlessly, and overall heat treating process
3.Axle stubs and brake hubs are all CZPT forging, ensure they are more powerful and better steady
4.Special clone-shape design on the axle-shoulders, lessening stress concentration and enhancing anti-fatigue performance
5.Unique design on axle stubs (with a precise declination angel at both ends) to minimize tire wear
6.National and industry standard compliant set components
7.National Automobile Monitor and Inspection Center certified axle shaft that undergoes over 1.2 million times of Fatigue testing and built to meet or exceed national industry standards.

German type axle specifications:
 

Axle

Type

Max.

Capacity

(T)

Track

(mm)

Brake

(mm)

Center

Distance

Of

Spring

Seat

(mm)

Axle

Beam

(mm)

Center

Distance

Of

Brake

Chamber

(mm)

Stud

 

P.C.D

(mm)

Hole

Diameter

(mm)

Total

Length

(mm)

Recommended

Wheel

 

Axle

Weight

(kg)

FS-

12

12

1840

420*

200

≥980

150*

150

420

10*

M22*

1.5

335

281

2158

7.5V-20

390

FS-

14

14

1840

420*

200

≥900

150*

150

430

10*

M22*

1.5

335

281

2172

8.0V-20

417

FS-

16

16

1850

420*

200

≥900

150*

150

280

10*

M22*

1.5

335

281

2245

8.5V-20

548

Attention:
1. Optional track length available.
2. Optional ABS and automatic slack adjuster available.
3. All the components are in common use of BPW.
4. Rights of changing product’s design and specification are reserved. 

3.Scope of our business:
1.axles (German type axle, American type axle, Spoke axle, Axle without brake) 
2.Suspension (Bogie suspension, Spoke suspension, Mechanical suspension)
3.Landing gear (Outboard or inboard)
4.Fifth wheel (2”  3.5”) 
5.King pin (2”  3.5”)
6.Other axles and related parts (Low bed axle, hub, rims, spring, drum…) 

Any question, contact Claire

ZheJiang CZPT Co., Ltd

How to Select a Worm Shaft and Gear For Your Project

You will learn about axial pitch PX and tooth parameters for a Worm Shaft 20 and Gear 22. Detailed information on these 2 components will help you select a suitable Worm Shaft. Read on to learn more….and get your hands on the most advanced gearbox ever created! Here are some tips for selecting a Worm Shaft and Gear for your project!…and a few things to keep in mind.
worm shaft

Gear 22

The tooth profile of Gear 22 on Worm Shaft 20 differs from that of a conventional gear. This is because the teeth of Gear 22 are concave, allowing for better interaction with the threads of the worm shaft 20. The worm’s lead angle causes the worm to self-lock, preventing reverse motion. However, this self-locking mechanism is not entirely dependable. Worm gears are used in numerous industrial applications, from elevators to fishing reels and automotive power steering.
The new gear is installed on a shaft that is secured in an oil seal. To install a new gear, you first need to remove the old gear. Next, you need to unscrew the 2 bolts that hold the gear onto the shaft. Next, you should remove the bearing carrier from the output shaft. Once the worm gear is removed, you need to unscrew the retaining ring. After that, install the bearing cones and the shaft spacer. Make sure that the shaft is tightened properly, but do not over-tighten the plug.
To prevent premature failures, use the right lubricant for the type of worm gear. A high viscosity oil is required for the sliding action of worm gears. In two-thirds of applications, lubricants were insufficient. If the worm is lightly loaded, a low-viscosity oil may be sufficient. Otherwise, a high-viscosity oil is necessary to keep the worm gears in good condition.
Another option is to vary the number of teeth around the gear 22 to reduce the output shaft’s speed. This can be done by setting a specific ratio (for example, 5 or 10 times the motor’s speed) and modifying the worm’s dedendum accordingly. This process will reduce the output shaft’s speed to the desired level. The worm’s dedendum should be adapted to the desired axial pitch.

Worm Shaft 20

When selecting a worm gear, consider the following things to consider. These are high-performance, low-noise gears. They are durable, low-temperature, and long-lasting. Worm gears are widely used in numerous industries and have numerous benefits. Listed below are just some of their benefits. Read on for more information. Worm gears can be difficult to maintain, but with proper maintenance, they can be very reliable.
The worm shaft is configured to be supported in a frame 24. The size of the frame 24 is determined by the center distance between the worm shaft 20 and the output shaft 16. The worm shaft and gear 22 may not come in contact or interfere with 1 another if they are not configured properly. For these reasons, proper assembly is essential. However, if the worm shaft 20 is not properly installed, the assembly will not function.
Another important consideration is the worm material. Some worm gears have brass wheels, which may cause corrosion in the worm. In addition, sulfur-phosphorous EP gear oil activates on the brass wheel. These materials can cause significant loss of load surface. Worm gears should be installed with high-quality lubricant to prevent these problems. There is also a need to choose a material that is high-viscosity and has low friction.
Speed reducers can include many different worm shafts, and each speed reducer will require different ratios. In this case, the speed reducer manufacturer can provide different worm shafts with different thread patterns. The different thread patterns will correspond to different gear ratios. Regardless of the gear ratio, each worm shaft is manufactured from a blank with the desired thread. It will not be difficult to find 1 that fits your needs.
worm shaft

Gear 22’s axial pitch PX

The axial pitch of a worm gear is calculated by using the nominal center distance and the Addendum Factor, a constant. The Center Distance is the distance from the center of the gear to the worm wheel. The worm wheel pitch is also called the worm pitch. Both the dimension and the pitch diameter are taken into consideration when calculating the axial pitch PX for a Gear 22.
The axial pitch, or lead angle, of a worm gear determines how effective it is. The higher the lead angle, the less efficient the gear. Lead angles are directly related to the worm gear’s load capacity. In particular, the angle of the lead is proportional to the length of the stress area on the worm wheel teeth. A worm gear’s load capacity is directly proportional to the amount of root bending stress introduced by cantilever action. A worm with a lead angle of g is almost identical to a helical gear with a helix angle of 90 deg.
In the present invention, an improved method of manufacturing worm shafts is described. The method entails determining the desired axial pitch PX for each reduction ratio and frame size. The axial pitch is established by a method of manufacturing a worm shaft that has a thread that corresponds to the desired gear ratio. A gear is a rotating assembly of parts that are made up of teeth and a worm.
In addition to the axial pitch, a worm gear’s shaft can also be made from different materials. The material used for the gear’s worms is an important consideration in its selection. Worm gears are usually made of steel, which is stronger and corrosion-resistant than other materials. They also require lubrication and may have ground teeth to reduce friction. In addition, worm gears are often quieter than other gears.

Gear 22’s tooth parameters

A study of Gear 22’s tooth parameters revealed that the worm shaft’s deflection depends on various factors. The parameters of the worm gear were varied to account for the worm gear size, pressure angle, and size factor. In addition, the number of worm threads was changed. These parameters are varied based on the ISO/TS 14521 reference gear. This study validates the developed numerical calculation model using experimental results from Lutz and FEM calculations of worm gear shafts.
Using the results from the Lutz test, we can obtain the deflection of the worm shaft using the calculation method of ISO/TS 14521 and DIN 3996. The calculation of the bending diameter of a worm shaft according to the formulas given in AGMA 6022 and DIN 3996 show a good correlation with test results. However, the calculation of the worm shaft using the root diameter of the worm uses a different parameter to calculate the equivalent bending diameter.
The bending stiffness of a worm shaft is calculated through a finite element model (FEM). Using a FEM simulation, the deflection of a worm shaft can be calculated from its toothing parameters. The deflection can be considered for a complete gearbox system as stiffness of the worm toothing is considered. And finally, based on this study, a correction factor is developed.
For an ideal worm gear, the number of thread starts is proportional to the size of the worm. The worm’s diameter and toothing factor are calculated from Equation 9, which is a formula for the worm gear’s root inertia. The distance between the main axes and the worm shaft is determined by Equation 14.
worm shaft

Gear 22’s deflection

To study the effect of toothing parameters on the deflection of a worm shaft, we used a finite element method. The parameters considered are tooth height, pressure angle, size factor, and number of worm threads. Each of these parameters has a different influence on worm shaft bending. Table 1 shows the parameter variations for a reference gear (Gear 22) and a different toothing model. The worm gear size and number of threads determine the deflection of the worm shaft.
The calculation method of ISO/TS 14521 is based on the boundary conditions of the Lutz test setup. This method calculates the deflection of the worm shaft using the finite element method. The experimentally measured shafts were compared to the simulation results. The test results and the correction factor were compared to verify that the calculated deflection is comparable to the measured deflection.
The FEM analysis indicates the effect of tooth parameters on worm shaft bending. Gear 22’s deflection on Worm Shaft can be explained by the ratio of tooth force to mass. The ratio of worm tooth force to mass determines the torque. The ratio between the 2 parameters is the rotational speed. The ratio of worm gear tooth forces to worm shaft mass determines the deflection of worm gears. The deflection of a worm gear has an impact on worm shaft bending capacity, efficiency, and NVH. The continuous development of power density has been achieved through advancements in bronze materials, lubricants, and manufacturing quality.
The main axes of moment of inertia are indicated with the letters A-N. The three-dimensional graphs are identical for the seven-threaded and one-threaded worms. The diagrams also show the axial profiles of each gear. In addition, the main axes of moment of inertia are indicated by a white cross.

China Custom China Manufacturer Factory Price 12t 14t 16t 18t Germany Type Semi Trailer Axle with High Quanlity   wholesaler China Custom China Manufacturer Factory Price 12t 14t 16t 18t Germany Type Semi Trailer Axle with High Quanlity   wholesaler

China best Hot Sale16t CZPT American Type Axle for Semi Trailer near me manufacturer

Product Description

Trailer parts American type 16t semi trailer axle

Axle-Inboard Drum Series Specifications
Axle Type Max.
Capacity(T)
Track
(mm)
Brake(mm) Bearing (Spring Seat
Installation)
Axle Beam
(mm)
Centre Distance
Of Brake
Chamber(mm)
Wheel Fixing Total Length
(mm)
Recommended
Wheel
Axle
Weight
(kg)
Stud P.C.D(mm) H(mm)
JSS13F1B10 13 2420 φ420×180 HM518445/10 ≥ 1510 150
 
787
 
10×M22×1.5 ISO
 
335
 
280.8
 
~ 2526
 
7.5V-20
 
380
 

Note:
1. Track length L2 is optional
2. Available with ABS system 
3. Automatic slack adjuster is optional 

ZheJiang CZPT Axle Manufacturing Co., Ltd., founded in 2000, is a professional manufacturer of trailer axle assemblies, semi-trailer suspension systems and correlative fittings in China. We are located in Quanpu Industry Zone which is the largest production base of trailers in China, in Xihu (West Lake) Dis., the famous scenic spot. We are 1 of specialized enterprises in the scientific research, design, production and sale, with more than 300 skilled employees and professional designers for different areas. We adopt the domestic and international technical standards in production, accurately grasp the information of the market demand and make quick and optimal designs. In this way, our axle, suspension and other fittings have the world-class technical quality through reasonable and advanced manufacture technologies. Our advanced processing technology, first-class production line and precision CNC machining equipment from home and abroad ensure the good quality of our semi-trailer axle assemblies, suspension systems and other correlative fittings. At the same time, our annual capacity for the export of American and German semi-trailer axle assemblies has achieved 60, 000 pieces and of suspension assemblies has achieved 50, 000 sets. We obtained the ISO9001: 2000 International Quality Management System Certification in 2003 and TS16949 Certification in 2007. “First-class product quality, the meticulous and thoughtful service, and CZPT cooperation” is the philosophy that we always cherish. We not only meet the domestic market demand, but also export our products to Southeast Asia, the Middle East, Latin America and other countries, enjoying a good reputation. We always regard quality as life, and client as God. We will create a brilliant tomorrow with your sincere cooperation and support.1. What’s your advantage?

  First we are manufacturer, we own professinal technology & quality control team; excellent team for foreign trade plus a rich expertise in trading.

2. What kinds of mainly products do you manufacture?

 We are a professional manufacturer of trailer axle assemblies, semi-trailer suspension systems and correlative fittings in China.
 
 3. Can you send me samples for testing?

  Certainly! We’d like to provide the samples free of charge, but for the freight, pls kindly bear it.

 4. How long do you finish a mew product?

  Usually 20~35days once all information confirmed.
 

 

 

How to Calculate the Diameter of a Worm Gear

worm shaft
In this article, we will discuss the characteristics of the Duplex, Single-throated, and Undercut worm gears and the analysis of worm shaft deflection. Besides that, we will explore how the diameter of a worm gear is calculated. If you have any doubt about the function of a worm gear, you can refer to the table below. Also, keep in mind that a worm gear has several important parameters which determine its working.

Duplex worm gear

A duplex worm gear set is distinguished by its ability to maintain precise angles and high gear ratios. The backlash of the gearing can be readjusted several times. The axial position of the worm shaft can be determined by adjusting screws on the housing cover. This feature allows for low backlash engagement of the worm tooth pitch with the worm gear. This feature is especially beneficial when backlash is a critical factor when selecting gears.
The standard worm gear shaft requires less lubrication than its dual counterpart. Worm gears are difficult to lubricate because they are sliding rather than rotating. They also have fewer moving parts and fewer points of failure. The disadvantage of a worm gear is that you cannot reverse the direction of power due to friction between the worm and the wheel. Because of this, they are best used in machines that operate at low speeds.
Worm wheels have teeth that form a helix. This helix produces axial thrust forces, depending on the hand of the helix and the direction of rotation. To handle these forces, the worms should be mounted securely using dowel pins, step shafts, and dowel pins. To prevent the worm from shifting, the worm wheel axis must be aligned with the center of the worm wheel’s face width.
The backlash of the CZPT duplex worm gear is adjustable. By shifting the worm axially, the section of the worm with the desired tooth thickness is in contact with the wheel. As a result, the backlash is adjustable. Worm gears are an excellent choice for rotary tables, high-precision reversing applications, and ultra-low-backlash gearboxes. Axial shift backlash is a major advantage of duplex worm gears, and this feature translates into a simple and fast assembly process.
When choosing a gear set, the size and lubrication process will be crucial. If you’re not careful, you might end up with a damaged gear or 1 with improper backlash. Luckily, there are some simple ways to maintain the proper tooth contact and backlash of your worm gears, ensuring long-term reliability and performance. As with any gear set, proper lubrication will ensure your worm gears last for years to come.
worm shaft

Single-throated worm gear

Worm gears mesh by sliding and rolling motions, but sliding contact dominates at high reduction ratios. Worm gears’ efficiency is limited by the friction and heat generated during sliding, so lubrication is necessary to maintain optimal efficiency. The worm and gear are usually made of dissimilar metals, such as phosphor-bronze or hardened steel. MC nylon, a synthetic engineering plastic, is often used for the shaft.
Worm gears are highly efficient in transmission of power and are adaptable to various types of machinery and devices. Their low output speed and high torque make them a popular choice for power transmission. A single-throated worm gear is easy to assemble and lock. A double-throated worm gear requires 2 shafts, 1 for each worm gear. Both styles are efficient in high-torque applications.
Worm gears are widely used in power transmission applications because of their low speed and compact design. A numerical model was developed to calculate the quasi-static load sharing between gears and mating surfaces. The influence coefficient method allows fast computing of the deformation of the gear surface and local contact of the mating surfaces. The resultant analysis shows that a single-throated worm gear can reduce the amount of energy required to drive an electric motor.
In addition to the wear caused by friction, a worm wheel can experience additional wear. Because the worm wheel is softer than the worm, most of the wear occurs on the wheel. In fact, the number of teeth on a worm wheel should not match its thread count. A single-throated worm gear shaft can increase the efficiency of a machine by as much as 35%. In addition, it can lower the cost of running.
A worm gear is used when the diametrical pitch of the worm wheel and worm gear are the same. If the diametrical pitch of both gears is the same, the 2 worms will mesh properly. In addition, the worm wheel and worm will be attached to each other with a set screw. This screw is inserted into the hub and then secured with a locknut.

Undercut worm gear

Undercut worm gears have a cylindrical shaft, and their teeth are shaped in an evolution-like pattern. Worms are made of a hardened cemented metal, 16MnCr5. The number of gear teeth is determined by the pressure angle at the zero gearing correction. The teeth are convex in normal and centre-line sections. The diameter of the worm is determined by the worm’s tangential profile, d1. Undercut worm gears are used when the number of teeth in the cylinder is large, and when the shaft is rigid enough to resist excessive load.
The center-line distance of the worm gears is the distance from the worm centre to the outer diameter. This distance affects the worm’s deflection and its safety. Enter a specific value for the bearing distance. Then, the software proposes a range of suitable solutions based on the number of teeth and the module. The table of solutions contains various options, and the selected variant is transferred to the main calculation.
A pressure-angle-angle-compensated worm can be manufactured using single-pointed lathe tools or end mills. The worm’s diameter and depth are influenced by the cutter used. In addition, the diameter of the grinding wheel determines the profile of the worm. If the worm is cut too deep, it will result in undercutting. Despite the undercutting risk, the design of worm gearing is flexible and allows considerable freedom.
The reduction ratio of a worm gear is massive. With only a little effort, the worm gear can significantly reduce speed and torque. In contrast, conventional gear sets need to make multiple reductions to get the same reduction level. Worm gears also have several disadvantages. Worm gears can’t reverse the direction of power because the friction between the worm and the wheel makes this impossible. The worm gear can’t reverse the direction of power, but the worm moves from 1 direction to another.
The process of undercutting is closely related to the profile of the worm. The worm’s profile will vary depending on the worm diameter, lead angle, and grinding wheel diameter. The worm’s profile will change if the generating process has removed material from the tooth base. A small undercut reduces tooth strength and reduces contact. For smaller gears, a minimum of 14-1/2degPA gears should be used.
worm shaft

Analysis of worm shaft deflection

To analyze the worm shaft deflection, we first derived its maximum deflection value. The deflection is calculated using the Euler-Bernoulli method and Timoshenko shear deformation. Then, we calculated the moment of inertia and the area of the transverse section using CAD software. In our analysis, we used the results of the test to compare the resulting parameters with the theoretical ones.
We can use the resulting centre-line distance and worm gear tooth profiles to calculate the required worm deflection. Using these values, we can use the worm gear deflection analysis to ensure the correct bearing size and worm gear teeth. Once we have these values, we can transfer them to the main calculation. Then, we can calculate the worm deflection and its safety. Then, we enter the values into the appropriate tables, and the resulting solutions are automatically transferred into the main calculation. However, we have to keep in mind that the deflection value will not be considered safe if it is larger than the worm gear’s outer diameter.
We use a four-stage process for investigating worm shaft deflection. We first apply the finite element method to compute the deflection and compare the simulation results with the experimentally tested worm shafts. Finally, we perform parameter studies with 15 worm gear toothings without considering the shaft geometry. This step is the first of 4 stages of the investigation. Once we have calculated the deflection, we can use the simulation results to determine the parameters needed to optimize the design.
Using a calculation system to calculate worm shaft deflection, we can determine the efficiency of worm gears. There are several parameters to optimize gearing efficiency, including material and geometry, and lubricant. In addition, we can reduce the bearing losses, which are caused by bearing failures. We can also identify the supporting method for the worm shafts in the options menu. The theoretical section provides further information.

China best Hot Sale16t CZPT American Type Axle for Semi Trailer   near me manufacturer China best Hot Sale16t CZPT American Type Axle for Semi Trailer   near me manufacturer

China factory 13ton Axle/150 Square Axle/Thailand Type Axle/Semitrailer Axle wholesaler

Product Description

1.Semi trailer axles:

Model Capacity Brake size PCD CBD BEARING Beam size Track Wheel size Wheel fixing
UTT13 13T 420X180 335 281 32216/32218 150 1850 7.5V-20 ISO
UTT20 20t 420X220 335 281 32220/32218 150 1850 7.5V-20 ISO

 

 Axle Type  Capacity  Brake  Bearing  Axle Beam  Track L1  Distance of Spring L2  Distance of Brake Chamber L3 Wheel Fixing  Total Length L4  Weight  Recommend Wheel
 Stud  P.C.D  φA Pilot Hole Diameter
  t     mm mm mm mm   mm mm mm kg  
UTS08U11T1 8 S420×150 518445/10 ○140 1939 671 1259 10-M22×1.5 ISO 335 281 ≈2237 ≈385 7.50V-20, ET=165
33213
UTS10U11 10 S420×150 518445/10 ○140 2335 1695 511 10-M22×1.5 ISO 335 281 ≈2733 ≈400 7.50V-20, ET=165
33213
UTD11Y10 11 S311×190 518445/10 ○127 1850 1000 450 10-M22×1.5 ISO 225 176 2154 292 6.5-15, 17.5×6.75
33213
UTD11Y10T1 11 S311×190 518445/10 ○127 1950 1110 550 10-M22×1.5 ISO 225 176 2254 296 6.5-15, 17.5×6.75
33213
UTD12F21TA 12 S410×180 683/672 ○150 1840 940 10-M22×1.5 ISO 335 281     7.50V-20
32217
UTD12F21AL 12 S410×180 683/672 ○150 1840 940 10-M22×1.5 ISO 335 281     7.50V-20
580/572
UTD08Y11 8 S420×150 33215 ○127 1850 1080 428 10-M22×1.5 ISO 335 281 ≈2145 ≈323 7.50V-20
33213
UTD08Y11T1 8 S420×150 33215 ○127 2050 1280 628 10-M22×1.5 ISO 335 281 ≈2345 ≈333 7.50V-20
33213
UTD12Y11 12 S420×180 33215 ○127 1820 950 365 10-M22×1.5 ISO 335 281 ≈2170 ≈365 7.50V-20
33213
UTD12Y21 12 S420×180 518445/10 ○127 1820 950 365 10-M22×1.5 ISO 335 176 ≈2170 ≈365 7.50V-20
UTD12Y21T3 12 S420×180 518445/10 ○127 1850 1571 395 10-M22×1.5 ISO 335 176 ≈2200 ≈382 7.50V-20
UTD12Y21T4 12 S420×180 518445/10 ○127 2050 1210 595 10-M22×1.5 ISO 335 281 ≈2400 ≈391 7.50V-20
UTD12K11 12 S420×180 518445/10 ○127 1820 950 364 10-M22×1.5 ISO 335 281 ≈2170 ≈365 7.50V-20
UTD12K20 12 S420×180 518445/10 ○127 1820 950 374 10-M22×1.5 ISO 285.75 221 ≈2170 ≈359 7.50V-20
UTD13F11(A) 13 S420×180 518445/10 ○150 1840 940 385 10-M22×1.5 ISO 335 281 ≈2170 ≈382 7.50V-20
UTD13F28(A) 13 S420×180 518445/10 ○150 1840 940 385 8-M20×1.5 JIS 285 221 ≈2170 ≈373 7.50V-20
UTD13F21(A) 13 S420×180 518445/10 ○150 1840 940 385 10-M22×1.5 ISO 335 281 ≈2170 ≈390 7.50V-20
UTD14F11T 14 S420×220 518445/10 ○150 1840 940 348 10-M22×1.5 ISO 335 281 ≈2192 ≈408 8.00V-20
UTD15F11(A) 15 S420×180 220149/10 ○150 1840 940 381 10-M22×1.5 ISO 335 281 ≈2200 ≈411 8.00V-20
518445/10
UTD16F11(A) 16 S420×220 220149/10 ○150 1850 940 353 10-M22×1.5 ISO 335 281 ≈2210 ≈438 8.50V-20
518445/10
UTD20F13 20 S420×220 32222 ○150 1850 940 353 10-M24×1.5 ISO 335 281 ≈2256 ≈466 8.50V-20
518445/10

.Optional track length available.
2.Semi trailer axle factory:

 

Drive shaft type

The driveshaft transfers torque from the engine to the wheels and is responsible for the smooth running of the vehicle. Its design had to compensate for differences in length and angle. It must also ensure perfect synchronization between its joints. The drive shaft should be made of high-grade materials to achieve the best balance of stiffness and elasticity. There are 3 main types of drive shafts. These include: end yokes, tube yokes and tapered shafts.
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tube yoke

Tube yokes are shaft assemblies that use metallic materials as the main structural component. The yoke includes a uniform, substantially uniform wall thickness, a first end and an axially extending second end. The first diameter of the drive shaft is greater than the second diameter, and the yoke further includes a pair of opposing lugs extending from the second end. These lugs have holes at the ends for attaching the axle to the vehicle.
By retrofitting the driveshaft tube end into a tube fork with seat. This valve seat transmits torque to the driveshaft tube. The fillet weld 28 enhances the torque transfer capability of the tube yoke. The yoke is usually made of aluminum alloy or metal material. It is also used to connect the drive shaft to the yoke. Various designs are possible.
The QU40866 tube yoke is used with an external snap ring type universal joint. It has a cup diameter of 1-3/16″ and an overall width of 4½”. U-bolt kits are another option. It has threaded legs and locks to help secure the yoke to the drive shaft. Some performance cars and off-road vehicles use U-bolts. Yokes must be machined to accept U-bolts, and U-bolt kits are often the preferred accessory.
The end yoke is the mechanical part that connects the drive shaft to the stub shaft. These yokes are usually designed for specific drivetrain components and can be customized to your needs. Pat’s drivetrain offers OEM replacement and custom flanged yokes.
If your tractor uses PTO components, the cross and bearing kit is the perfect tool to make the connection. Additionally, cross and bearing kits help you match the correct yoke to the shaft. When choosing a yoke, be sure to measure the outside diameter of the U-joint cap and the inside diameter of the yoke ears. After taking the measurements, consult the cross and bearing identification drawings to make sure they match.
While tube yokes are usually easy to replace, the best results come from a qualified machine shop. Dedicated driveshaft specialists can assemble and balance finished driveshafts. If you are unsure of a particular aspect, please refer to the TM3000 Driveshaft and Cardan Joint Service Manual for more information. You can also consult an excerpt from the TSB3510 manual for information on angle, vibration and runout.
The sliding fork is another important part of the drive shaft. It can bend over rough terrain, allowing the U-joint to keep spinning in tougher conditions. If the slip yoke fails, you will not be able to drive and will clang. You need to replace it as soon as possible to avoid any dangerous driving conditions. So if you notice any dings, be sure to check the yoke.
If you detect any vibrations, the drivetrain may need adjustment. It’s a simple process. First, rotate the driveshaft until you find the correct alignment between the tube yoke and the sliding yoke of the rear differential. If there is no noticeable vibration, you can wait for a while to resolve the problem. Keep in mind that it may be convenient to postpone repairs temporarily, but it may cause bigger problems later.
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end yoke

If your driveshaft requires a new end yoke, CZPT has several drivetrain options. Our automotive end yoke inventory includes keyed and non-keyed options. If you need tapered or straight holes, we can also make them for you.
A U-bolt is an industrial fastener that has U-shaped threads on its legs. They are often used to join 2 heads back to back. These are convenient options to help keep drivetrain components in place when driving over rough terrain, and are generally compatible with a variety of models. U-bolts require a specially machined yoke to accept them, so be sure to order the correct size.
The sliding fork helps transfer power from the transfer case to the driveshaft. They slide in and out of the transfer case, allowing the u-joint to rotate. Sliding yokes or “slips” can be purchased separately. Whether you need a new 1 or just a few components to upgrade your driveshaft, 4 CZPT Parts will have the parts you need to repair your vehicle.
The end yoke is a necessary part of the drive shaft. It connects the drive train and the mating flange. They are also used in auxiliary power equipment. CZPT’s drivetrains are stocked with a variety of flanged yokes for OEM applications and custom builds. You can also find flanged yokes for constant velocity joints in our extensive inventory. If you don’t want to modify your existing drivetrain, we can even make a custom yoke for you.

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