Description
Offering a brand new spline drive shaft coupling 3.05DY, featuring two spline yokes joint for drive shaft parts. Encased in a vibrant yellow, the coupling is forged from 1045C material. This double joint yoke is designed for tractor and tractor implements, with a 1 3/8” Z6 teeth. The product comes with a cross kit of 27*70 and supports OEM. The spline drive shaft coupling 3.05DY is CE, ISO, and TS certified, and weighs 2.5 KG. Visual inspection and machinery test reports are provided as part of the product’s warranty of 1 year.
Advantages of the SD Double Universal Joint
The SD Double Universal Joint provides several key advantages for tractor PTO shafts:
- Increased Torque Transmission
This joint is engineered to efficiently handle high torque levels, transmitting power from the tractor’s engine to PTO-driven implements with minimal power loss and reduced risk of damage. - Angular Misalignment Compensation
It accommodates angular misalignment between the tractor and the implement, ensuring smooth operation even in less-than-ideal conditions. - Reduced Vibration and Noise
The design effectively dampens vibrations and decreases noise levels during operation, contributing to a quieter working environment. - Longevity and Durability
Built to withstand heavy loads and harsh conditions, the joint is typically made from high-quality materials like hardened steel or alloy, ensuring exceptional strength and durability. - Easy Maintenance and Replacement
The joint can be easily disassembled and serviced if wear or damage occurs, facilitating straightforward maintenance. - Compatibility with Other Equipment
Its widely accepted design ensures compatibility with various PTO-driven implements, enhancing versatility across applications.
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Applications of the SD Double Universal Joint
SD Double Universal Joints are extensively used in agricultural applications due to their ability to transmit power smoothly and efficiently at high operating angles. Here are some specific areas where these joints are commonly employed:
- Harvesting Machinery
These joints are crucial in harvesting equipment such as combines, forage harvesters, and cotton pickers, enabling power transfer from the engine to the cutting, threshing, and conveying mechanisms for efficient harvesting. - Rotary Cutters and Mowers
In rotary cutters and mowers, SD Double Universal Joints transmit power from the tractor’s PTO to the cutting blades, ensuring smooth and consistent operation at various angles. - Tillage Equipment
Tillage implements like plows, disc harrows, and cultivators rely on these joints for effective power transmission to prepare the soil for planting, facilitating the tillage process. - Balers
Balers utilize these joints to transmit power from the tractor’s PTO to the baling mechanism, ensuring consistent and efficient bale formation. - Seeders and Planters
Seeders and planters employ these joints to transfer power from the tractor’s PTO to the seed metering mechanisms, ensuring accurate and uniform seed distribution. - Manure Spreaders
Used in manure spreaders, these joints facilitate power transfer from the tractor’s PTO to the spreading mechanism, promoting efficient and uniform distribution of manure or fertilizers.
Agricultural PTO Shaft Torque Limiter Types
PTO shaft torque limiters are essential in agricultural machinery for protecting equipment from torque overload. Various types cater to different operational needs:
- Shear Bolt Torque Limiter
This type uses a shear bolt that breaks under excessive torque, disconnecting the drive between the tractor and implement. It’s ideal for applications where overload conditions are clear and easily detected. - Friction Clutch Torque Limiter
Friction clutch limiters slip when torque exceeds a preset level, absorbing excess force without breaking. These are suitable for applications prone to gradual overloads, reducing the frequency of shear bolt replacements. - Ratchet Torque Limiter
This limiter features a ratcheting mechanism that allows rotation in one direction while locking or slipping in the opposite direction when overloaded, suitable for implements like augers that require unidirectional operation. - Overrunning Clutch Torque Limiter
This design allows free rotation in one direction while engaging the clutch in the opposite direction. It may include a torque-limiting feature to disconnect under overload, commonly used in mowers and rotary cutters.
How the Double Universal Joint for Tractor PTO Shaft Works
The SD Double Universal Joint is a mechanical device that transmits power from the tractor’s engine to attached implements. It consists of two universal joints connected by a centering yoke:
- Universal Joints
The joint comprises two universal joints, also known as Cardan joints. Each joint features a cross-shaped yoke with four arms, with bearing caps containing needle bearings that allow for smooth rotation and efficient torque transfer between the connected shafts. - Centering Yoke
The centering yoke connects the two universal joints. Typically square or rectangular, it has a central hole that fits over the tractor’s PTO shaft, providing stability and ensuring proper power transmission. - Attached Implements
One end of the joint connects to the tractor’s PTO shaft, powered by the engine. The other end connects to the implement or machinery requiring power, allowing effective power transmission. - Power Transmission
As the tractor’s engine generates rotational power, this energy is transmitted to the PTO shaft, which in turn delivers power to the universal joint. The design enables smooth transfer of rotational motion from the PTO shaft through the centering yoke to the second universal joint, facilitating efficient operation of the implement.
Choosing the Right SD Double Universal Joints for PTO Shaft
When selecting SD Double Universal Joints for a tractor PTO shaft, several factors are crucial to ensure a proper fit and optimal performance:
- Compatibility
Verify that the joints are compatible with your tractor’s PTO shaft. Check specifications such as shaft size, spline count, and overall dimensions to ensure a proper match. - Power Rating
Assess the power rating of the joints. They should be capable of handling the power output from your tractor’s engine as well as the specific implements or attachments you plan to use. - Operating Angles
Determine the range of operating angles your application requires. While these joints are designed to accommodate various angles, it’s essential to select a joint that can handle the specific angles your PTO shaft may encounter during operation. Consider both the maximum angle capability and the operating angle range. - Durability and Quality
Choose joints made from high-quality materials known for their durability. Evaluate factors such as the type of bearings used, the strength of the yokes, and the overall construction of the joint. A reliable and robust joint will ensure long-term performance and minimize the risk of failures. - Maintenance Requirements
Consider the maintenance needs of the joints. Look for designs that facilitate easy maintenance, such as those with lubrication points or accessible grease fittings. Regular maintenance is vital for ensuring the longevity and smooth operation of the joints.
Maintenance of SD Double Universal Joints
To ensure the longevity and reliable performance of SD Double Universal Joints for a tractor PTO shaft, proper maintenance is essential. Here are some key practices to follow:
- Regular Inspection
Conduct regular visual inspections of the joints to identify any signs of wear, damage, or looseness. Look for cracks, excessive play, or any irregularities that could affect performance. - Lubrication
Proper lubrication is critical for smooth operation. Follow the manufacturer’s recommendations for lubrication intervals and use the specified grease or lubricant. Apply lubricant to the fittings or designated areas as instructed. - Torque Check
Periodically check the torque on the fasteners securing the joints to the PTO shaft and the implement. Ensure they are tightened to the manufacturer’s specified torque values, but avoid over-tightening, which can stress and damage the joints. - Operating Angle
Be mindful of the operating angles of the PTO shaft during use. Avoid operating at extreme angles beyond the joint’s recommended range, as this can lead to accelerated wear and potential failure. Adjust the implement or tractor position as needed to minimize excessive angles. - Replacement
If you notice significant wear, damage, or play during inspections, consider replacing the joints. Continuing to use worn or damaged joints can compromise performance and lead to further damage or failure.
Why Choose FMP’s SD Double Universal Joint for PTO Shaft?
FMP Drive Shaft Co., Ltd., based in Hangzhou, Zhejiang City, is conveniently located just two hours from Pudong Airport and one hour from Xiaoshan Airport, as well as the East Hangzhou Station. Our facility spans over 12,000 m² and employs more than 100 dedicated staff members. We specialize in the development, manufacturing, and marketing of a variety of products, including PTO shafts, agricultural gearboxes, PTO shaft accessories, u-joints, torque limiters, PTO tubes, yokes, adaptors, industrial cardan shafts, car driveshafts, and u-joint coupling shafts.
Our annual turnover reaches 60 million RMB (approximately 9 million USD), and this figure continues to grow each year. Our products have earned a strong reputation among customers in Europe, North America, Asia, Australia, and beyond. We are recognized as a leading OEM supplier for numerous agricultural implement factories in the domestic market.
At FMP, we adhere to core principles: Quality First, Quick Delivery, and Competitive Pricing. We hold certifications such as CE, TS/16949, and ISO9001, supported by systematic manufacturing equipment and a dedicated quality control team to ensure our products meet high standards.
We warmly invite partners to visit us and explore opportunities for mutually beneficial, long-term cooperation. Currently, we export our products to valued customers in over 50 countries across five continents. With a commitment to excellence and an expanding range of top-tier brands, FMP aims to become a global leader in our field.
Author: CX
