Product Description
Nontelescopic Welded Cardan Shaft Coupling (SWC WH)
SWC-WH-type cross shaft universal coupling can be widely used in metallurgy, lifting, engineering, transportation, mining, oil, shipbuilding, coal, rubber, paper machinery and other heavy machinery industry, mechanical shafting transmitting torque.
♦The Main Features Of SWC-WH-type Cross Shaft Universal Coupling
1. The ability to have a large angle compensation. Axis angle, SWC-WH type axis angle up to 15 degrees to 25 degrees.
2. The structure is compact and reasonable. SWC type with integral fork, so carrying more reliable.
3. The carrying capacity. Compared with other types of the same diameter rotary joint axis, it delivers more torque, the turning diameter of restricted mechanical equipment, the complete range is more advantageous.
4. High transmission efficiency. Its transmission efficiency of 98-99.8% for high-power transmission, energy-saving effect.
5. Carrying smooth, low noise, easy maintenance, assembly and disassembly.
♦Basic Parameter And Main Dimension
| Model | D mm |
Tn (KN.m) |
Tf (KN.m) |
<β |
Size (mm) | I (kg.m²) |
M (kg) |
|||||||||||
| Lmin | D1 (js11) |
D (H7) |
D3 | Lm | n-d | k | t | B (h9) |
g | Lmin | 100mm |
Lmin | 100mm |
|||||
| SWC100WH | 100 | 1.25 | 0.63 | 25° | 243 | 84 | 57 | 60 | 55 | 6-9 | 7 | 2.5 | – | – | 0.0039 | 0.00019 | 4.5 | 0.35 |
| SWC120WH | 120 | 2.5 | 1.25 | 25° | 307 | 102 | 75 | 70 | 65 | 8-11 | 8 | 2.5 | – | – | 0.0096 | 0.00044 | 7.7 | 0.55 |
| SWC150WH | 150 | 5 | 25 | 25° | 350 | 130 | 90 | 89 | 80 | 8-13 | 10 | 3.0 | – | – | 0.371 | 0.00157 | 18 | 24.5 |
| SWC180WH | 180 | 12.5 | 6.3 | 25° | 180 | 155 | 105 | 114 | 110 | 8-17 | 17 | 5.0 | – | – | 0.1500 | 0.0070 | 48 | 2.8 |
| SWC225WH | 225 | 40 | 20 | 15° | 520 | 196 | 135 | 152 | 120 | 8-17 | 20 | 5.0 | 32 | 9.0 | 0.3650 | 0.5714 | 78 | 4.9 |
| SWC250WH | 250 | 63 | 31.5 | 15° | 620 | 218 | 150 | 168 | 140 | 8-19 | 25 | 6.0 | 40 | 12.5 | 0.8170 | 0.5717 | 124 | 5.3 |
| SWC285WH | 285 | 90 | 45 | 15° | 720 | 245 | 170 | 194 | 160 | 8-21 | 27 | 7.0 | 40 | 15.0 | 1.7560 | 0.571 | 185 | 6.3 |
| SWC315WH | 315 | 125 | 63 | 15° | 805 | 280 | 185 | 219 | 219 | 10-23 | 32 | 8.0 | 40 | 15.0 | 2.8930 | 0.571 | 262 | 8.0 |
| SWC350WH | 350 | 180 | 90 | 15° | 875 | 310 | 210 | 267 | 194 | 10-23 | 35 | 8.0 | 50 | 16.0 | 5.0130 | 0.2219 | 374 | 15.0 |
| SWC390WH | 390 | 250 | 125 | 15° | 955 | 345 | 235 | 267 | 215 | 10-25 | 40 | 8.0 | 70 | 18.0 | 8.4060 | 0.2219 | 506 | 15.0 |
| SWC440WH | 440 | 355 | 180 | 15° | 1155 | 390 | 255 | 325 | 260 | 16-28 | 42 | 10.0 | 80 | 20.0 | 15.790 | 0.4744 | 790 | 21.7 |
| SWC490WH | 490 | 500 | 250 | 15° | 1205 | 435 | 275 | 325 | 270 | 16-31 | 47 | 12.0 | 90 | 22.5 | 26.540 | 0.4744 | 1014 | 21.7 |
| SWC550WH | 550 | 710 | 355 | 15° | 1355 | 492 | 320 | 426 | 325 | 16-31 | 50 | 12.0 | 100 | 22.5 | 48.320 | 1.3570 | 1526 | 34.0 |
Detailed Photos
Packaging & Shipping
Company Profile
HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.
Our Services
1. Design Services
Our design team has experience in Cardan shafts relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.
2. Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping
3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.
4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.
5. Quality Control
Every step should be a particular test by Professional Staff according to the standard of ISO9001 and TS16949.
FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all customers with customized PDF or AI format artwork.
Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order the cost of the sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.
Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
Q 9: What’s your payment?
A:1) T/T.
♦Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China
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| Condition: | New |
|---|---|
| Color: | as Required |
| Type: | Universal Joint |
| Material: | Carbon Steel or as Required |
| Size: | Standard Size |
| Application: | Tractors, Trucks and Agricultural Use |
| Customization: |
Available
| Customized Request |
|---|

Are there any emerging trends in tractor PTO shaft technology, such as advanced materials?
Tractor power take-off (PTO) shaft technology has been evolving to meet the changing needs of modern agriculture. While the fundamental design and function of PTO shafts have remained relatively consistent, there are indeed emerging trends, including the incorporation of advanced materials. Here are some notable trends in tractor PTO shaft technology:
1. Advanced Materials: One of the significant trends in PTO shaft technology is the use of advanced materials to improve performance, durability, and safety. Traditional PTO shafts are typically made of steel, but manufacturers are exploring alternatives such as composite materials and high-strength alloys. These advanced materials offer advantages like reduced weight, increased strength-to-weight ratio, and resistance to corrosion and fatigue. By utilizing advanced materials, PTO shafts can become more efficient, reliable, and longer-lasting.
2. Telescopic PTO Shafts: Telescopic PTO shafts are gaining popularity in the agricultural industry. These shafts are designed with multiple nested sections that can extend or retract, allowing for adjustable lengths. Telescopic PTO shafts offer flexibility in adapting to different tractor-implement configurations and working conditions. They can accommodate variations in hitch heights, implement widths, and PTO shaft angles, providing ease of use and improved efficiency.
3. Shear Bolt Protection: Shear bolt protection is a safety feature that has become more prevalent in modern PTO shafts. In the event of a sudden overload or blockage in the implement, shear bolts are designed to break and disconnect the PTO shaft from the tractor. This helps prevent damage to the implement, tractor, and operator. Shear bolt protection systems are being further refined and integrated into PTO shaft designs to enhance safety and minimize downtime for repairs.
4. PTO Slip Clutches: Slip clutches are mechanisms incorporated into PTO shafts to provide overload protection. They allow a controlled amount of slippage between the tractor and implement when excessive torque or resistance is encountered. PTO slip clutches help protect both the tractor and the implement from damage by absorbing and dissipating the excess energy. They are becoming more advanced, featuring improved adjustability, reliability, and ease of maintenance.
5. PTO Shaft Covers and Guards: Safety is a critical consideration in tractor PTO shaft technology. Manufacturers are focusing on developing improved PTO shaft covers and guards to enhance operator safety. These protective devices help prevent accidental contact with rotating components and provide a physical barrier between the operator and the PTO shaft. The design and materials of PTO shaft covers and guards are being optimized to ensure effective protection without compromising accessibility and ease of maintenance.
6. Electronic Monitoring and Control: With the advancement of technology, electronic monitoring and control systems are being integrated into tractor PTO shafts. These systems provide real-time feedback on PTO speed, torque, and other relevant parameters. Operators can monitor and adjust PTO performance using digital displays or interfaces, allowing for precise control and optimization of power transfer. Electronic monitoring systems also contribute to diagnostics, maintenance scheduling, and overall operational efficiency.
These emerging trends in tractor PTO shaft technology, such as the use of advanced materials, telescopic designs, shear bolt protection, slip clutches, improved safety features, and electronic monitoring, reflect the ongoing efforts to enhance performance, efficiency, and safety in agricultural operations.

What factors should be considered when selecting the right tractor PTO shaft for an implement?
When selecting the right tractor PTO shaft for an implement, several factors should be taken into consideration to ensure compatibility and optimal performance. Here are the key factors to consider:
- PTO Shaft Type: Determine the type of PTO shaft required for the implement. There are different types of PTO shafts, such as standard, wide-angle, or constant velocity (CV) shafts. The type of implement and its power requirements will dictate the appropriate PTO shaft type.
- PTO Shaft Size: Consider the size of the PTO shaft, including its diameter and length. The PTO shaft’s size should match the specifications of both the tractor’s PTO output shaft and the implement’s input shaft. Ensure that the PTO shaft size is compatible to achieve a proper fit and engagement.
- Power Rating: Evaluate the power requirements of the implement. The tractor’s PTO shaft must have a power rating that matches or exceeds the power output of the tractor’s engine and the power demand of the implement. Choosing a PTO shaft with an inadequate power rating can lead to inefficiencies, premature wear, or even damage to the equipment.
- Rotational Speed: Consider the required rotational speed of the implement. The PTO shaft’s rotational speed should match the speed required by the implement for optimal performance. Ensure that the PTO shaft’s rotational speed matches the implement’s input speed specifications.
- Alignment and Length: Assess the alignment and length requirements between the tractor and the implement. The PTO shaft should be of appropriate length to allow for proper alignment and engagement between the tractor’s PTO output shaft and the implement’s input shaft. The PTO shaft may need to be adjustable or be available in different lengths to accommodate variations in alignment and implement size.
- Safety Features: Consider safety features such as shielding or guarding on the PTO shaft. These features protect operators from contact with rotating shafts and moving parts, reducing the risk of accidents or injuries. Ensure that the PTO shaft has appropriate safety measures in place.
- Quality and Durability: Choose a PTO shaft of high-quality construction and durability. Look for reputable manufacturers or suppliers who offer reliable and robust PTO shafts. A durable PTO shaft can withstand the demands of heavy-duty applications and provide long-lasting performance.
- Budget and Cost: Finally, consider the budget and cost factors. Compare the prices of different PTO shaft options while balancing the required features and quality. Select a PTO shaft that offers the best value for money and meets the necessary specifications for your specific application.
By considering these factors, you can select the right tractor PTO shaft that ensures compatibility, efficiency, and safety when connecting and operating implements with your tractor.

What Is a Tractor PTO Shaft and How Does It Contribute to Farm Machinery Operations?
A tractor power take-off (PTO) shaft is a key component of farm machinery that allows power to be transferred from the tractor’s engine to various implements and attachments. It plays a crucial role in enabling the operation of a wide range of farm equipment, such as mowers, balers, tillers, spreaders, and many others. Here’s a detailed explanation of what a tractor PTO shaft is and how it contributes to farm machinery operations:
1. Definition and Function:
A tractor PTO shaft is a mechanical device that connects to the rear of a tractor and transfers power from the tractor’s engine to an attached implement. It typically consists of a rotating shaft with splines or a keyway that engages with a corresponding input on the implement. The PTO shaft is driven by the tractor’s powertrain, converting the rotational motion of the engine into the desired speed and torque required by the implement to perform its specific task.
2. Power Transfer:
The primary function of a tractor PTO shaft is to transfer power from the tractor’s engine to farm machinery. The PTO shaft connects directly to the tractor’s power source, allowing the implement to utilize the engine’s power output. This eliminates the need for a separate engine on each individual piece of equipment, making farm operations more efficient and cost-effective. The PTO shaft provides a standardized and easily interchangeable power transfer mechanism, enabling compatibility with a wide range of implements.
3. Versatility and Flexibility:
Tractor PTO shafts contribute to farm machinery operations by offering versatility and flexibility. Since the PTO shaft is detachable and interchangeable, farmers can quickly switch between different implements, adapting to various tasks and seasonal requirements. This flexibility allows for efficient utilization of the tractor’s power, maximizing productivity and reducing downtime. Farmers can easily connect and disconnect implements as needed, providing them with greater control and efficiency in their operations.
4. Speed and Power Control:
The PTO shaft allows for speed and power control, enabling farmers to adjust the rotational speed and torque delivered to the implement. Tractors typically offer multiple PTO speed options, such as 540 or 1,000 revolutions per minute (RPM), allowing compatibility with implements that have different speed requirements. By selecting the appropriate PTO speed, farmers can optimize the performance and efficiency of the attached equipment, ensuring proper operation and achieving desired outcomes.
5. Compatibility with Various Implements:
Tractor PTO shafts are designed to be compatible with a wide range of implements used in farming operations. The PTO shaft’s standardized connection interface ensures that implements from different manufacturers can be easily connected to the tractor. This compatibility allows farmers to utilize specialized equipment tailored for specific tasks, such as mowing, tilling, planting, harvesting, or baling. The PTO shaft serves as the critical link between the tractor and the implement, enabling seamless integration and operation.
6. Safety Considerations:
When using a tractor PTO shaft, safety is of utmost importance. PTO shafts are equipped with protective guards or shields to prevent accidental contact with the rotating shaft. These guards protect operators and bystanders from potential hazards and entanglement. It is essential to ensure that the PTO shaft and its associated safety features are properly maintained and used according to recommended guidelines to minimize the risk of accidents or injuries.
7. Enhanced Efficiency and Productivity:
By facilitating the use of various implements, providing power transfer capabilities, and offering speed and power control, tractor PTO shafts significantly contribute to enhancing efficiency and productivity in farm machinery operations. Farmers can accomplish a wide range of tasks with a single tractor, reducing the need for multiple machines and manual labor. The ability to quickly attach and detach implements allows for seamless transitioning between different farming activities, resulting in improved overall productivity.
In summary, a tractor PTO shaft is a mechanical device that transfers power from a tractor’s engine to attached implements. It enables versatile and flexible operation, provides speed and power control, ensures compatibility with various implements, and enhances efficiency and productivity in farm machinery operations. The PTO shaft is a crucial component that simplifies and streamlines agricultural tasks, contributing to the overall effectiveness of modern farming practices.


editor by CX 2024-04-30