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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What role does a flexible coupling play in minimizing wear and tear on connected components?

A flexible coupling plays a vital role in minimizing wear and tear on connected components by absorbing and mitigating various mechanical stresses that occur during operation. Here’s how a flexible coupling achieves this:

• Misalignment Compensation: One of the primary causes of wear and tear on rotating machinery is misalignment between connected shafts. Misalignment can occur due to factors such as thermal expansion, foundation settling, or assembly errors. A flexible coupling can accommodate both angular and parallel misalignments, reducing the stress on the shafts and connected components. By allowing for misalignment, the coupling prevents excessive forces from being transmitted to the connected components, minimizing wear.
• Vibration Damping: During operation, rotating machinery can generate vibrations that lead to accelerated wear on components like bearings, gears, and couplings. A flexible coupling acts as a vibration damper, absorbing and dispersing vibrations, reducing their impact on connected components. This damping effect helps prevent fatigue and extends the life of the components.
• Shock Absorption: Machinery may experience sudden shocks or impact loads during start-ups, shutdowns, or due to external factors. A flexible coupling is designed to absorb and cushion these shocks, preventing them from propagating through the system and causing damage to sensitive components.
• Smooth Torque Transmission: In rigid couplings, torque transmission between shafts can be abrupt and cause torque spikes. These spikes put stress on the connected components, leading to wear and fatigue. Flexible couplings transmit torque smoothly, without sudden spikes, ensuring even distribution of forces and reducing the wear on components.
• Controlling Torsional Vibrations: Torsional vibrations, a type of vibration that affects rotating shafts, can be damaging to connected components. Some flexible couplings are designed to address torsional vibration issues, providing additional protection against wear and tear.
• Compensating for Thermal Expansion: Temperature fluctuations can lead to thermal expansion or contraction of machinery components. A flexible coupling can accommodate these changes, preventing undue stress on the connected components that may arise from differential expansion rates.

By performing these functions, a flexible coupling acts as a protective barrier for connected components, minimizing wear and tear, and contributing to their longevity. The reduced wear and stress on the components also result in lower maintenance costs and improved overall reliability of the mechanical system.

Can flexible couplings be used in pumps, compressors, and fans?

Yes, flexible couplings can be used in pumps, compressors, and fans, and they are commonly employed in these types of rotating machinery. Flexible couplings offer several advantages that make them suitable for such applications:

• Misalignment Compensation: Pumps, compressors, and fans often experience misalignments due to various factors, such as thermal expansion, foundation settling, or component wear. Flexible couplings can accommodate angular, parallel, and axial misalignments, helping to maintain proper alignment between the driving and driven components.
• Vibration Damping: Flexible couplings help dampen vibrations in rotating machinery, which is essential for smooth operation and reduced wear on components. In pumps, compressors, and fans, vibration control is crucial to prevent premature failure and maintain reliable performance.
• Shock Load Absorption: These rotating machines may encounter shock loads during startup or shutdown, especially in reciprocating equipment like reciprocating pumps or compressors. Flexible couplings can absorb and mitigate the impact of such loads, protecting the connected equipment from damage.
• Reduced Maintenance: Flexible couplings with elastomeric elements or other self-lubricating features require minimal maintenance, leading to cost savings and reduced downtime in pumps, compressors, and fans.
• Energy Efficiency: Certain flexible coupling designs, such as beam couplings or certain elastomeric couplings, have low mass and inertia. This characteristic helps improve the energy efficiency of rotating machinery, which is particularly beneficial in large-scale pumps, compressors, and fans used in industrial applications.
• Adaptability: Pumps, compressors, and fans often have varying operating conditions and load profiles. Flexible couplings are adaptable to different operating environments, making them suitable for diverse applications.

In summary, flexible couplings offer several performance-enhancing features that make them well-suited for use in pumps, compressors, and fans. Their ability to accommodate misalignment, dampen vibrations, absorb shocks, and reduce maintenance requirements contributes to improved reliability, efficiency, and longevity of the connected rotating machinery.

What are the factors to consider when choosing a flexible coupling for a specific system?

Choosing the right flexible coupling for a specific system requires careful consideration of several factors. The following are the key factors that should be taken into account:

• 1. Misalignment Requirements: Assess the type and magnitude of misalignment expected in the system. Different couplings are designed to handle specific types of misalignment, such as angular, parallel, or axial misalignment. Choose a coupling that can accommodate the expected misalignment to prevent premature wear and failure.
• 2. Torque Capacity: Determine the required torque capacity of the coupling to ensure it can transmit the necessary power between the shafts. Consider both the continuous and peak torque loads that the system may experience.
• 3. Operating Speed: Take into account the rotational speed of the system. High-speed applications may require couplings that can handle the additional centrifugal forces and balance requirements.
• 4. Temperature Range: Consider the operating temperature range of the system. Select a coupling material that can withstand the temperatures encountered without losing its mechanical properties.
• 5. Environment and Conditions: Evaluate the environmental conditions where the coupling will be used, such as exposure to moisture, chemicals, dust, or corrosive substances. Choose a coupling material that is compatible with the operating environment.
• 6. Space Constraints: Assess the available space for the coupling installation. Some couplings have compact designs suitable for applications with limited space.
• 7. Installation and Maintenance: Consider the ease of installation and maintenance. Some couplings may require special tools or disassembly for maintenance, while others offer quick and simple installation.
• 8. Torsional Stiffness: Evaluate the torsional stiffness of the coupling. A balance between flexibility and stiffness is essential to prevent excessive torsional vibrations while accommodating misalignment.
• 9. Shock and Vibration Damping: For applications with high shock loads or vibration, select a coupling with excellent damping characteristics to protect the system from excessive forces.
• 10. Cost and Budget: Compare the cost of the coupling with the overall budget for the system. Consider the long-term cost implications, including maintenance and replacement expenses.

Ultimately, the choice of a flexible coupling should align with the specific requirements and operating conditions of the system. Consulting with coupling manufacturers or engineering experts can provide valuable insights to ensure the optimal selection of a coupling that enhances system performance, reliability, and efficiency.

editor by CX 2024-05-07