Product Description
Product Description
Place of Origin: | ZheJiang , China (Mainland) | Brand Name: | Kubota excavator coupling | Model Number: | JURID couplings |
Application 1: | Mini Excavators | Application 2: | Compact Loaders | Application 3: | Forlifts |
Application 4: | Construction machines using a hydraulic drive system | Coupling model A: | BoWex MONOLASTIC size 28 | Coupling model B: | BoWex MONOLASTIC size 32 |
Coupling model C: | BoWex MONOLASTIC size 50-140 | Coupling model D: | BoWex MONOLASTIC size 50-170 | Material: | Original material-GF-PA6 |
Availability: | In stock |
Packaging & Delivery
Packaging Details: | JURID couplings 1. spare parts, with carton package as usual for mini order 2. Main pump, wooden box 3. if need wooden pallets, the customer needs to pay for the wooden pallet charges |
Delivery Detail: | 1-7 working days after payment |
1. Material options for H series Couplings
H series coupling we produced is made of Hytrel. It has elasticity like that of rubber. It is excellent in absorbing vibrations and shocks. It also excels in resistance to heat, low temperature and oil.
Input and output can be connected and disconnected easily merely by moving axially. By using a unique claming mechanism, mounting in a spline shaft is possible. Hub and spline shafts are completely fixed by using a clamping hub of the mechanism. No fretting wear is caused.
2. Technical Data
COUPLING “H” SERIES TECHNICAL DATA | |||||||||
SIZE | 30H | 40H | 50H | 110H | 140H | 160H | |||
TECHNICAL DATA | |||||||||
DESCRIPTION | SYMBOL | UNIT | 500 | 600 | 800 | 1200 | 1600 | 2000 | |
Nominal Torque | Tkn | Nm | |||||||
Maximum Torque | Tkmax | Nm | 1400 | 1600 | 2000 | 2500 | 4000 | 4000 | |
Maximum Rotational speed | Nmax | Min-1 | 4000 | 4000 | 4000 | 4000 | 3600 | 3600 | |
COUPLING “A” SERIES TECHNICAL DATA | |||||||||
SIZE | 4A/4AS | 8A/8AS | 16A/16AS | 25A/25AS | 30A/30AS | 50A/50AS | 140A/140AS | ||
TECHNICAL DATA | |||||||||
DESCRIPTION | SYMBOL | UNIT | 50 | 100 | 200 | 315 | 500 | 700 | 1700 |
Nominal Torque | Tkn | Nm | |||||||
Maximum Torque | Tkmax | Nm | 125 | 280 | 560 | 875 | 1400 | 2100 | 8750 |
Maximum Rotational speed | Nmax | Min-1 | 7000 | 6500 | 6000 | 5000 | 4000 | 4000 | 3600 |
FAQ
Why chose us
A. 30 yease experience in the line of the market, produce high quality excavator spare parts
High quality at competitive price.
B. Factory manufacturer, factory price
C. One-stop shopping. We have Trading company based on our factory, supply with various spare parts for your need, with high quality at company price, one-stop shopping, save your time to searching the parts you need urgent.
D. Timely delivery
E. Various of transportation way: Sea, Air, Bus, Express, etc
F. Parts available in stock
Note:
A. In order to give you fast and accurate pricing information, we need some details about your engine/application and the part number of the part you want.
B. If you can not find the parts you want, please contact us
HangZhou Xiebang Machinery Co., Ltd
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Impact of Elastomer Element Design on Rubber Coupling Performance
The design of the elastomer elements in a rubber coupling plays a critical role in determining its overall performance and capabilities. The elastomer elements are the heart of the coupling, responsible for transmitting torque, absorbing vibrations, and accommodating misalignments. The following aspects of elastomer element design significantly impact the coupling’s performance:
- Elastomer Material: The choice of elastomer material influences the coupling’s flexibility, damping characteristics, and resistance to wear. Different elastomers offer varying levels of resilience, chemical resistance, and temperature tolerance. Common elastomers used include natural rubber, synthetic rubber compounds, and polyurethane.
- Elastomer Hardness (Durometer): The durometer hardness of the elastomer affects its flexibility and ability to absorb vibrations. Softer elastomers have higher damping capabilities but may offer less torsional stiffness. Harder elastomers provide better torque transmission but may have reduced vibration isolation.
- Elastomer Shape and Geometry: The shape and geometry of the elastomer elements influence their flexibility and deformation characteristics. Different designs, such as cylindrical, star-shaped, or spider-shaped elements, affect the coupling’s ability to accommodate misalignments and transmit torque smoothly.
- Elastomer Bonding: The way the elastomer is bonded to the coupling’s hubs or inserts impacts the coupling’s overall durability and reliability. Proper bonding ensures that the elastomer effectively transfers torque and maintains its properties over time.
- Elastomer Properties Over Temperature: Elastomers can exhibit changes in performance with temperature fluctuations. Understanding how the chosen elastomer material behaves at different temperatures is essential for applications with varying operating conditions.
The design of the elastomer elements is a delicate balance between providing flexibility for vibration isolation and misalignment compensation while ensuring adequate torque transmission and overall coupling stiffness. Engineers must carefully select elastomer materials and design features based on the specific requirements of the application to achieve optimal coupling performance.
Common Rubber Materials Used in Manufacturing Rubber Couplings
Various rubber materials are used in the manufacturing of rubber couplings, each chosen based on its specific properties and the intended application:
- Neoprene: Known for its oil and chemical resistance, neoprene rubber is used in couplings that require durability and resistance to harsh environments.
- Nitrile: Nitrile rubber offers excellent oil and fuel resistance, making it suitable for applications in machinery that involve contact with lubricants.
- Natural Rubber: Natural rubber provides good elasticity and flexibility, making it suitable for couplings requiring high levels of shock and vibration absorption.
- EPDM: Ethylene Propylene Diene Monomer (EPDM) rubber offers good resistance to weather, ozone, and aging, making it suitable for outdoor or high-temperature applications.
- Polyurethane: Polyurethane rubber offers high abrasion resistance and can handle higher load capacities, making it suitable for heavy-duty applications.
The choice of rubber material depends on factors such as the operating environment, chemical exposure, temperature range, flexibility requirements, and load conditions. Engineers select the appropriate rubber material to ensure the coupling’s performance and longevity in specific applications.
Transmitting Torque and Damping Vibrations with a Rubber Coupling
A rubber coupling utilizes its flexible rubber element to achieve both torque transmission and vibration damping:
1. Torque Transmission: The rubber element connects two hubs, which are attached to the input and output shafts. As the input shaft rotates, it causes the rubber element to deform due to the applied torque. This deformation creates a shearing action within the rubber material, transmitting torque from the input to the output shaft.
2. Vibration Damping: The flexible rubber element of the coupling acts as a vibration isolator. When the coupling experiences external vibrations or shocks, the rubber absorbs the energy and dampens the vibrations before they reach the output shaft. The rubber’s elasticity and damping properties help mitigate vibrations and reduce the impact on the connected machinery, enhancing overall system performance and longevity.
This combination of torque transmission and vibration damping makes rubber couplings suitable for applications where misalignment compensation, shock absorption, and dampening of vibrations are essential, such as in pumps, compressors, HVAC systems, and various industrial machinery.
editor by CX 2024-04-04