Product Description
18Ton 1850MM German Type Square Beam Rear Semi Trailer Axles for Sale
Product Parameters
|
Axle Type
|
Max Capacity (T) |
L2 Track (mm) |
Brake ( mm )
|
Bearing |
Spring Seat Installation
|
Axle
|
L4Centre Distanceof Brake Chamber ( mm)
|
|
JS12FA1347D |
12 |
1840 |
φ420x 180 |
33118 33213 |
≥980 |
150 |
423 |
|
JS13FA1348D |
13 |
1840 |
φ 420x 200 |
33118 33213
|
≥900 |
150 |
360 |
|
JS14FA1348D |
14 |
1840 |
φ 420x 200 |
32219 33215 |
≥900 |
150 |
356 |
|
JS16FA1348D |
16 |
1850 |
φ 420x 200 |
322222 32314 |
≥900 |
150 |
360 |
|
JS18FA1348D |
18 |
1850 |
Φ420x 200 |
322222 32314 |
≥900 |
150 |
380 |
|
Wheel Fixing
|
Total Length ( mm )
|
Recommended Wheel
|
Weigth(Kg)
|
||
|
Stud
|
PCD(mm) |
H(mm) |
|||
|
10-M22x 1.5ISO |
335 |
280.8 |
~ 2144 |
7.5v-20 |
360 |
|
10-M22x 1.5ISO |
335 |
280.8 |
~ 2144 |
7.5v-20 |
382 |
|
10-M22x 1.5ISO |
335 |
280.8 |
~ 2198 |
8.0v-20 |
406 |
|
10-M22x 1.5ISO |
335 |
280.8 |
~ 2265 |
8.5v-20 |
440 |
|
10-M22x 1.5ISO |
335 |
280.8 |
~ 2265 |
8.5v-20 |
443 |
Detailed Photos
Application
Company Profile
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.
Certifications
Packaging & Shipping
FAQ
1. What’s your advantage?
— We are manufacturer, we own professinal technology & quality control team; excellent team for foreign trade plus a rich expertise in trading.
2.Where your export to?
— Our export to America, Netherlands, Germany, Italy, Poland, Hungary, Russia, and other European, Asia and Africa countries.
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.Can you supply OEM ?
— Sure, we always supply customized seveices according to customers’ drawing or samples.
5. How long do you finish a new product?
— Usually 20~35days once all information confirmed.
Remark:
Our payment terms
— 30% by T/T in advance, 70% by T/T before shipment
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| After-sales Service: | 24 Hours Online |
|---|---|
| Condition: | New |
| Axle Number: | 1 |
| Application: | Trailer |
| Certification: | CE, ISO |
| Material: | Iron |
| Samples: |
US$ 520/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Where can I buy axle seals for preventing fluid leaks in my vehicle’s axles?
When it comes to purchasing axle seals to prevent fluid leaks in your vehicle’s axles, there are several options available. Here are some places where you can buy axle seals:
1. Automotive Parts Stores:
Visit local automotive parts stores such as AutoZone, Advance Auto Parts, O’Reilly Auto Parts, or NAPA Auto Parts. These stores typically have a wide range of automotive seals, including axle seals, in stock. You can either visit the physical store or check their online catalogs to find the specific axle seal you need for your vehicle.
2. Dealerships:
If you prefer to purchase genuine OEM (Original Equipment Manufacturer) axle seals, consider visiting a dealership authorized by your vehicle’s manufacturer. Dealerships often carry original parts that are specifically designed for your vehicle make and model. Contact your local dealership’s parts department to inquire about the availability of axle seals for your vehicle.
3. Online Retailers:
Online retailers like Amazon, eBay, and RockAuto offer a wide range of automotive parts, including axle seals. These platforms provide the convenience of browsing and purchasing axle seals from the comfort of your home. Make sure to check the product details, specifications, and customer reviews before making a purchase.
4. Local Mechanics and Repair Shops:
Local mechanics and repair shops often have access to a variety of automotive seals, including axle seals. They can source and install the appropriate seals for your vehicle during maintenance or repair services. Reach out to trusted local mechanics or repair shops in your area and inquire about their availability and pricing for axle seals.
5. Manufacturer’s Online Stores:
Some vehicle manufacturers have their own online stores where you can purchase genuine OEM parts, including axle seals. Visit the official website of your vehicle’s manufacturer and look for their online parts store. You can search for the specific axle seal needed for your vehicle using your vehicle identification number (VIN) or the model details.
6. Salvage Yards:
If you are looking for cost-effective options or rare axle seals, salvage yards can be an option. Salvage yards specialize in selling used parts salvaged from vehicles. However, when purchasing from salvage yards, it’s important to carefully inspect the condition and compatibility of the axle seals to ensure they are suitable for your vehicle.
When purchasing axle seals, make sure to provide accurate information about your vehicle’s make, model, and year to ensure you get the correct seals that fit your vehicle’s axle specifications. Additionally, consider factors such as the quality of the seals, warranty options, and return policies when making your purchase decision.
Remember, if you are unsure about the specific axle seals required for your vehicle or need assistance with installation, it is recommended to consult with a qualified mechanic or technician who can guide you in selecting the right seals and ensure proper installation to prevent fluid leaks in your vehicle’s axles.
Can you recommend axle manufacturers known for durability and reliability?
When it comes to choosing axle manufacturers known for durability and reliability, there are several reputable companies in the automotive industry. While individual experiences and preferences may vary, the following axle manufacturers have a track record of producing high-quality products:
1. Dana Holding Corporation: Dana is a well-known manufacturer of axles, drivetrain components, and sealing solutions. They supply axles to various automotive manufacturers and have a reputation for producing durable and reliable products. Dana axles are commonly found in trucks, SUVs, and off-road vehicles.
2. AAM (American Axle & Manufacturing): AAM is a leading manufacturer of driveline and drivetrain components, including axles. They supply axles to both OEMs (Original Equipment Manufacturers) and the aftermarket. AAM axles are known for their durability and are often found in trucks, SUVs, and performance vehicles.
3. GKN Automotive: GKN Automotive is a global supplier of driveline systems, including axles. They have a strong reputation for producing high-quality and reliable axles for a wide range of vehicles. GKN Automotive supplies axles to various automakers and is recognized for their technological advancements in the field.
4. Meritor: Meritor is a manufacturer of axles, brakes, and other drivetrain components for commercial vehicles. They are known for their robust and reliable axle products that cater to heavy-duty applications in the commercial trucking industry.
5. Spicer (Dana Spicer): Spicer, a division of Dana Holding Corporation, specializes in manufacturing drivetrain components, including axles. Spicer axles are widely used in off-road vehicles, trucks, and SUVs. They are known for their durability and ability to withstand demanding off-road conditions.
6. Timken: Timken is a trusted manufacturer of bearings, seals, and other mechanical power transmission products. While they are primarily known for their bearings, they also produce high-quality axle components used in various applications, including automotive axles.
It’s important to note that the availability of specific axle manufacturers may vary depending on the region and the specific vehicle make and model. Additionally, different vehicles may come equipped with axles from different manufacturers as per the OEM’s selection and sourcing decisions.
When considering axle replacements or upgrades, it is advisable to consult with automotive experts, including mechanics or dealerships familiar with your vehicle, to ensure compatibility and make informed decisions based on your specific needs and requirements.
What are the factors to consider when choosing an axle for a custom-built vehicle?
Choosing the right axle for a custom-built vehicle is crucial for ensuring optimal performance, durability, and safety. Here are several key factors to consider when selecting an axle for a custom-built vehicle:
- Vehicle Type and Intended Use:
- Axle Type:
- Weight Capacity:
- Axle Ratio:
- Braking System Compatibility:
- Suspension Compatibility:
- Aftermarket Support:
- Budget:
Consider the type of vehicle you are building and its intended use. Factors such as vehicle weight, power output, terrain (on-road or off-road), towing capacity, and payload requirements will influence the axle selection. Off-road vehicles may require axles with higher strength and durability, while performance-oriented vehicles may benefit from axles that can handle increased power and torque.
Choose the appropriate axle type based on your vehicle’s drivetrain configuration. Common axle types include solid axles (live axles) and independent axles. Solid axles are often used in heavy-duty applications and off-road vehicles due to their robustness and ability to handle high loads. Independent axles offer improved ride quality and handling characteristics but may have lower load-carrying capacities.
Determine the required weight capacity of the axle based on the vehicle’s weight and intended payload. It’s crucial to select an axle that can handle the anticipated loads without exceeding its weight rating. Consider factors such as cargo, passengers, and accessories that may contribute to the overall weight.
Choose an axle ratio that matches your vehicle’s powertrain and desired performance characteristics. The axle ratio affects the torque multiplication between the engine and wheels, influencing acceleration, towing capability, and fuel efficiency. Higher axle ratios provide more torque multiplication for improved low-end power but may sacrifice top-end speed.
Ensure that the chosen axle is compatible with your vehicle’s braking system. Consider factors such as the axle’s mounting provisions for brake calipers, rotor size compatibility, and the need for an anti-lock braking system (ABS) if required.
Consider the compatibility of the chosen axle with your vehicle’s suspension system. Factors such as axle mounting points, suspension geometry, and overall ride height should be taken into account. Ensure that the axle can be properly integrated with your chosen suspension components and that it provides sufficient ground clearance for your specific application.
Consider the availability of aftermarket support for the chosen axle. This includes access to replacement parts, upgrade options, and technical expertise. A robust aftermarket support network can be beneficial for future maintenance, repairs, and customization needs.
Set a realistic budget for the axle selection, keeping in mind that high-performance or specialized axles may come at a higher cost. Balance your requirements with your budget to find the best axle option that meets your needs without exceeding your financial limitations.
When choosing an axle for a custom-built vehicle, it’s recommended to consult with knowledgeable professionals, experienced builders, or reputable axle manufacturers. They can provide valuable guidance, assist in understanding technical specifications, and help you select the most suitable axle for your specific custom vehicle project.
editor by CX 2024-02-17
China manufacturer Hot Sale 100cr6 Material Solid 60mm Ball Spline Shaft for CNC Machine with Good quality
Product Description
Product Description
The spline is a kind of linear motion system. When spline motions along the precision ground Shaft by balls, the torque is transferred. The spline has compact structure. It can transfer the Over load and motive power. It has longer lifetime. At present the factory manufacture 2 kinds of spline, namely convex spline and concave spline. Usually the convex spline can take bigger radial load and torque than concave spline.
| Product name | Ball spline |
| Model | GJZ,GJZA,GJF,GJH,GJZG,GJFG, |
| Dia | 15mm-150mm |
| Material | Bearing Steel |
| Precision Class | Normal/ High/ Precise |
| Package | Plastic bag, box, carton |
| MOQ | 1pc |
Ball type:φ16-φ250
High speed , high accuracy
Heavy load , long life
Flexible movement,low energy consumption
High movement speed
Heavy load and long service life
Applicationgs:semiconductor equipment,tire machinery,monocrystalline silicon furnace,medical rehabilitation equipment
Product Parameters
Structure
Scope of application
Semiconductor equipment,tire machinery,monocrystalline silicon furnace,medical rehabilitation equipment.
FFZ size
| Code and type | Nominal axial dia. d0 |
External dia. D |
Length of spline nut L1 |
Max. length of shaft L |
Standard rated torque | Basic rated load | ||
| Dynamic torsion N-m |
Stationary torsion N-m |
Dynamic load C kN |
Static load C0 kN |
|||||
| GJZG16 / GJFG16 | 16 | 31 | 50 | 500 | 32 | 30 | 7.5 | 15.6 |
| GJZG20 / GJFG20 | 20 | 35 | 63 | 600 | 55 | 55 | 10.1 | 24.7 |
| GJZG25 / GJFG25 | 25 | 42 | 71 | 800 | 103 | 105 | 13.7 | 30.1 |
| GJZG30 / GJFG30 | 30 | 48 | 80 | 1400 | 148 | 171 | 17.1 | 37.1 |
| GJZG40 / GJFG40 | 40 | 64 | 100 | 1500 | 375 | 415 | 32.1 | 70.2 |
| GJZG50 / GJFG50 | 50 | 80 | 125 | 1500 | 760 | 840 | 49.4 | 104.9 |
| GJZG60 / GJFG60 | 60 | 90 | 140 | 1500 | 1040 | 1220 | 64.2 | 128.2 |
| GJZG80 / GJFG80 | 80 | 120 | 160 | 1700 | 1920 | 2310 | 87.3 | 170.7 |
| GJZG100/ GJFG100 | 100 | 150 | 190 | 1900 | 3571 | 3730 | 109.9 | 222 |
| GJZG120 / GJFG120 | 120 | 180 | 220 | 1900 | 4100 | 5200 | 176.5 | 347 |
If you have any needs,pls feel free to contact us and we will send you our catalog for reference.
Main Products
Company Profile
Customer Feedback
FAQ
1. Why choose AZI China?
With more than 60 years of production experience, quality assurance,factory directly price.
2. What is your main products ?
Our Main products are consist of ball screw,linear guide,arc linear guide,ball spline and ball screw linear CZPT rail module.
3. How to Custom-made (OEM/ODM)?
If you have a product drawing or a sample, please send to us, and we can custom-made the as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.
4. When can I get the quotation?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price,please call us or tell us in your email so that we will regard your inquiry priority.
5. How can I get a sample to check the quality?
We quote according to your drawing, the price is suitable, sign the sample list.
6. What‘s your payment terms?
Our payment terms is 30% deposit,balance against receiving copy of B/L or L/C sight.
Standard Length Splined Shafts
Standard Length Splined Shafts are made from Mild Steel and are perfect for most repair jobs, custom machinery building, and many other applications. All stock splined shafts are 2-3/4 inches in length, and full splines are available in any length, with additional materials and working lengths available upon request and quotation. CZPT Manufacturing Company is proud to offer these standard length shafts.
Disc brake mounting interfaces that are splined
There are 2 common disc brake mounting interfaces, splined and center lock. Disc brakes with splined interfaces are more common. They are usually easier to install. The center lock system requires a tool to remove the locking ring on the disc hub. Six-bolt rotors are easier to install and require only 6 bolts. The center lock system is commonly used with performance road bikes.
Post mount disc brakes require a post mount adapter, while flat mount disc brakes do not. Post mount adapters are more common and are used for carbon mountain bikes, while flat mount interfaces are becoming the norm on road and gravel bikes. All disc brake adapters are adjustable for rotor size, though. Road bikes usually use 160mm rotors while mountain bikes use rotors that are 180mm or 200mm.
Disc brake mounting interfaces that are helical splined
A helical splined disc brake mounting interface is designed with a splined connection between the hub and brake disc. This splined connection allows for a relatively large amount of radial and rotational displacement between the disc and hub. A loosely splined interface can cause a rattling noise due to the movement of the disc in relation to the hub.
The splines on the brake disc and hub are connected via an air gap. The air gap helps reduce heat conduction from the brake disc to the hub. The present invention addresses problems of noise, heat, and retraction of brake discs at the release of the brake. It also addresses issues with skewing and dragging. If you’re unsure whether this type of mounting interface is right for you, consult your mechanic.
Disc brake mounting interfaces that are helix-splined may be used in conjunction with other components of a wheel. They are particularly useful in disc brake mounting interfaces for hub-to-hub assemblies. The spacer elements, which are preferably located circumferentially, provide substantially the same function no matter how the brake disc rotates. Preferably, 3 spacer elements are located around the brake disc. Each of these spacer elements has equal clearance between the splines of the brake disc and the hub.
Spacer elements 6 include a helical spring portion 6.1 and extensions in tangential directions that terminate in hooks 6.4. These hooks abut against the brake disc 1 in both directions. The helical spring portion 5.1 and 6.1 have stiffness enough to absorb radial impacts. The spacer elements are arranged around the circumference of the intermeshing zone.
A helical splined disc mount includes a stabilizing element formed as a helical spring. The helical spring extends to the disc’s splines and teeth. The ends of the extension extend in opposite directions, while brackets at each end engage with the disc’s splines and teeth. This stabilizing element is positioned axially over the disc’s width.
Helical splined disc brake mounting interfaces are popular in bicycles and road bicycles. They’re a reliable, durable way to mount your brakes. Splines are widely used in aerospace, and have a higher fatigue life and reliability. The interfaces between the splined disc brake and BB spindle are made from aluminum and acetate.
As the splined hub mounts the disc in a helical fashion, the spring wire and disc 2 will be positioned in close contact. As the spring wire contacts the disc, it creates friction forces that are evenly distributed throughout the disc. This allows for a wide range of axial motion. Disc brake mounting interfaces that are helical splined have higher strength and stiffness than their counterparts.
Disc brake mounting interfaces that are helically splined can have a wide range of splined surfaces. The splined surfaces are the most common type of disc brake mounting interfaces. They are typically made of stainless steel or aluminum and can be used for a variety of applications. However, a splined disc mount will not support a disc with an oversized brake caliper.
China wholesaler Zimbabwe Hot Sale Farm Machine Dq1204 120HP 4X4 4WD Big Wheel Agricultural Farm Tractor with ISO Ce Certificate wholesaler
Product Description
Zimbabwe hot sale Farm machine DQ1204 120HP 4×4 4WD Big wheel Agricultural Farm Tractor with ISO CE Certificate
Tractor Main Features and Advantages:
1.Equipped famous brand engine showing advanced capacity,low fuel consumption,high economic efficiency.
2. Streamlined appearance design, beautiful and generous.
3.Transmission Case adopt meshed shift and add the gearbox interlock device makes the operation more smoothly,reliable and easier.
4. Double action clutch with disc spring, perform steadily and easy to operate.
5. Fully hydraulic steering system greatly reduced driver’s work strength.
6. Wet disc brake device, reliable brake performance.
7. Separate injection of hydraulic oil, reliable to operate.
8. The lifter with force and position adjustment, with reliable lift.
9. Tractor PTO:
PTO in Double speed : 540/760r/min Optional, For high working efficiency.
PTO shaft of 6 or 8 spline Optional, adaptable for agricultural equipment of all over the world.
10. Big Chassis and Heavy-duty Rear axle for Durable Strong machine.
11. Full series light, ROPS,Sunshade/Canopy, Fan/Heater/Air-conditioned cabin are all available, for more comfortable driving environment.
Tractor Main specificaiton and Technical parameters:
DQ1204 120HP 4W D Tractor details show :
DQ1204 120HP 4WD have Various Optional configurations and colors for choose:
Advance Manufacutring Line:
Strictly Inspecting and Full Testing for ensuring high quality product:
Tractor Packing and Loading container for Delivering goods :
Please contact us if you have any demand for our product :
Best price will be quoted for you as soon as receive your Requirement !
Applications of Spline Couplings
A spline coupling is a highly effective means of connecting 2 or more components. These types of couplings are very efficient, as they combine linear motion with rotation, and their efficiency makes them a desirable choice in numerous applications. Read on to learn more about the main characteristics and applications of spline couplings. You will also be able to determine the predicted operation and wear. You can easily design your own couplings by following the steps outlined below.
Optimal design
The spline coupling plays an important role in transmitting torque. It consists of a hub and a shaft with splines that are in surface contact without relative motion. Because they are connected, their angular velocity is the same. The splines can be designed with any profile that minimizes friction. Because they are in contact with each other, the load is not evenly distributed, concentrating on a small area, which can deform the hub surface.
Optimal spline coupling design takes into account several factors, including weight, material characteristics, and performance requirements. In the aeronautics industry, weight is an important design factor. S.A.E. and ANSI tables do not account for weight when calculating the performance requirements of spline couplings. Another critical factor is space. Spline couplings may need to fit in tight spaces, or they may be subject to other configuration constraints.
Optimal design of spline couplers may be characterized by an odd number of teeth. However, this is not always the case. If the external spline’s outer diameter exceeds a certain threshold, the optimal spline coupling model may not be an optimal choice for this application. To optimize a spline coupling for a specific application, the user may need to consider the sizing method that is most appropriate for their application.
Once a design is generated, the next step is to test the resulting spline coupling. The system must check for any design constraints and validate that it can be produced using modern manufacturing techniques. The resulting spline coupling model is then exported to an optimisation tool for further analysis. The method enables a designer to easily manipulate the design of a spline coupling and reduce its weight.
The spline coupling model 20 includes the major structural features of a spline coupling. A product model software program 10 stores default values for each of the spline coupling’s specifications. The resulting spline model is then calculated in accordance with the algorithm used in the present invention. The software allows the designer to enter the spline coupling’s radii, thickness, and orientation.
Characteristics
An important aspect of aero-engine splines is the load distribution among the teeth. The researchers have performed experimental tests and have analyzed the effect of lubrication conditions on the coupling behavior. Then, they devised a theoretical model using a Ruiz parameter to simulate the actual working conditions of spline couplings. This model explains the wear damage caused by the spline couplings by considering the influence of friction, misalignment, and other conditions that are relevant to the splines’ performance.
In order to design a spline coupling, the user first inputs the design criteria for sizing load carrying sections, including the external spline 40 of the spline coupling model 30. Then, the user specifies torque margin performance requirement specifications, such as the yield limit, plastic buckling, and creep buckling. The software program then automatically calculates the size and configuration of the load carrying sections and the shaft. These specifications are then entered into the model software program 10 as specification values.
Various spline coupling configuration specifications are input on the GUI screen 80. The software program 10 then generates a spline coupling model by storing default values for the various specifications. The user then can manipulate the spline coupling model by modifying its various specifications. The final result will be a computer-aided design that enables designers to optimize spline couplings based on their performance and design specifications.
The spline coupling model software program continually evaluates the validity of spline coupling models for a particular application. For example, if a user enters a data value signal corresponding to a parameter signal, the software compares the value of the signal entered to the corresponding value in the knowledge base. If the values are outside the specifications, a warning message is displayed. Once this comparison is completed, the spline coupling model software program outputs a report with the results.
Various spline coupling design factors include weight, material properties, and performance requirements. Weight is 1 of the most important design factors, particularly in the aeronautics field. ANSI and S.A.E. tables do not consider these factors when calculating the load characteristics of spline couplings. Other design requirements may also restrict the configuration of a spline coupling.
Applications
Spline couplings are a type of mechanical joint that connects 2 rotating shafts. Its 2 parts engage teeth that transfer load. Although splines are commonly over-dimensioned, they are still prone to fatigue and static behavior. These properties also make them prone to wear and tear. Therefore, proper design and selection are vital to minimize wear and tear on splines. There are many applications of spline couplings.
A key design is based on the size of the shaft being joined. This allows for the proper spacing of the keys. A novel method of hobbing allows for the formation of tapered bases without interference, and the root of the keys is concentric with the axis. These features enable for high production rates. Various applications of spline couplings can be found in various industries. To learn more, read on.
FE based methodology can predict the wear rate of spline couplings by including the evolution of the coefficient of friction. This method can predict fretting wear from simple round-on-flat geometry, and has been calibrated with experimental data. The predicted wear rate is reasonable compared to the experimental data. Friction evolution in spline couplings depends on the spline geometry. It is also crucial to consider the lubrication condition of the splines.
Using a spline coupling reduces backlash and ensures proper alignment of mated components. The shaft’s splined tooth form transfers rotation from the splined shaft to the internal splined member, which may be a gear or other rotary device. A spline coupling’s root strength and torque requirements determine the type of spline coupling that should be used.
The spline root is usually flat and has a crown on 1 side. The crowned spline has a symmetrical crown at the centerline of the face-width of the spline. As the spline length decreases toward the ends, the teeth are becoming thinner. The tooth diameter is measured in pitch. This means that the male spline has a flat root and a crowned spline.
Predictability
Spindle couplings are used in rotating machinery to connect 2 shafts. They are composed of 2 parts with teeth that engage each other and transfer load. Spline couplings are commonly over-dimensioned and are prone to static and fatigue behavior. Wear phenomena are also a common problem with splines. To address these issues, it is essential to understand the behavior and predictability of these couplings.
Dynamic behavior of spline-rotor couplings is often unclear, particularly if the system is not integrated with the rotor. For example, when a misalignment is not present, the main response frequency is 1 X-rotating speed. As the misalignment increases, the system starts to vibrate in complex ways. Furthermore, as the shaft orbits depart from the origin, the magnitudes of all the frequencies increase. Thus, research results are useful in determining proper design and troubleshooting of rotor systems.
The model of misaligned spline couplings can be obtained by analyzing the stress-compression relationships between 2 spline pairs. The meshing force model of splines is a function of the system mass, transmitting torque, and dynamic vibration displacement. This model holds when the dynamic vibration displacement is small. Besides, the CZPT stepping integration method is stable and has high efficiency.
The slip distributions are a function of the state of lubrication, coefficient of friction, and loading cycles. The predicted wear depths are well within the range of measured values. These predictions are based on the slip distributions. The methodology predicts increased wear under lightly lubricated conditions, but not under added lubrication. The lubrication condition and coefficient of friction are the key factors determining the wear behavior of splines.