Product Description
Product Description
Coupling Deatails
Name: High precision plum blossom
coupling Model: LM-Material: Aviation Aluminum Alloy
Working temperature: -40 ° C ~ 100 ° C
Support customization: Factory direct sales support customization.
Features:
1.Intermediate Elastomer Connection-Absorbs vibration, compensates for radial, angular, and axial 2.misalignment
3.Oil resistance and electrical insulation
4.Clockwise and counterclockwise rotation characteristics are identical-there are 3 different hardness 5.elastomer
6.Fixation by clamping screw.
|
Model parameter |
ΦD |
L |
LF |
LP |
F |
M |
Tightening screw torque |
|
(N.M) |
|||||||
|
GF-14X22 |
14 |
22 |
14.3 |
6.6 |
3.8 |
M 3 |
0.7 |
|
GF-20X25 |
20 |
25 |
16.7 |
8.6 |
4 |
M 3 |
0.7 |
|
GF-20X30 |
20 |
30 |
19.25 |
8.6 |
5.3 |
M 4 |
1.7 |
|
GF-25X30 |
25 |
30 |
20.82 |
11.6 |
5.6 |
M 4 |
1.7 |
|
GF-25X34 |
25 |
34 |
22.82 |
11.6 |
5.6 |
M 4 |
1.7 |
|
GF-30X35 |
30 |
35 |
23 |
11.5 |
5.75 |
M 4 |
1.7 |
|
GF-30X40 |
30 |
40 |
25.6 |
11.5 |
10 |
M 4 |
1.7 |
|
GF-40X50 |
40 |
50 |
32.1 |
14.5 |
10 |
M 5 |
4 |
|
GF-40X55 |
40 |
55 |
34.5 |
14.5 |
10 |
M 5 |
4 |
|
GF-40X66 |
40 |
66 |
40 |
14.5 |
12.75 |
M 5 |
4 |
|
GF-55X49 |
55 |
49 |
32 |
16.1 |
13.5 |
M 6 |
8.4 |
|
GF-55X78 |
55 |
78 |
46.4 |
16.1 |
15.5 |
M 6 |
8.4 |
|
GF-65X80 |
65 |
80 |
48.5 |
17.3 |
18.1 |
M 8 |
10.5 |
|
GF-65X90 |
65 |
90 |
53.5 |
17.3 |
18.1 |
M 8 |
10.5 |
Product Parameters
Detailed Photos
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Reducing Downtime and Maintenance Costs with Jaw Couplings
Jaw couplings play a crucial role in reducing downtime and maintenance costs in mechanical systems. Here’s how they contribute to improved efficiency and cost-effectiveness:
- Shock Absorption: Jaw couplings feature an elastomeric spider between the hubs, which acts as a shock absorber. It helps dampen vibrations and shock loads, protecting connected equipment from sudden impacts. By minimizing the impact of shocks and vibrations, jaw couplings extend the lifespan of components and reduce the need for frequent repairs or replacements.
- Misalignment Compensation: In real-world applications, shaft misalignment is almost unavoidable due to factors such as temperature variations, foundation settling, or minor assembly errors. Jaw couplings can accommodate angular and parallel misalignment, reducing stress on connected equipment and minimizing wear on shafts and bearings.
- Fail-Safe Design: Jaw couplings are designed with a fail-safe feature. If the elastomeric spider fails due to wear or damage, the jaws of the coupling interlock, allowing the system to continue transmitting torque. This design prevents complete coupling failure and allows the machinery to keep running until scheduled maintenance can be performed.
- Easy Installation and Replacement: Jaw couplings are relatively easy to install and replace, which helps reduce downtime during maintenance or equipment upgrades. With simple set-screw or clamp-type hubs, the couplings can be quickly installed or removed without disassembling the entire system.
- Cost-Effectiveness: Compared to some other types of couplings, jaw couplings are generally more cost-effective. They offer reliable performance and misalignment compensation at a relatively lower cost. Additionally, the extended equipment lifespan and reduced maintenance needs contribute to long-term cost savings.
By providing shock absorption, misalignment compensation, fail-safe operation, easy installation, and cost-effectiveness, jaw couplings enhance the overall reliability and efficiency of mechanical systems, leading to reduced downtime and maintenance costs.
What are the common signs of wear and failure in jaw couplings?
Jaw couplings are reliable components, but like any mechanical part, they can experience wear and eventually fail if not properly maintained or replaced when necessary. Here are some common signs of wear and failure to look out for in jaw couplings:
- Excessive Vibration: Increased vibration during operation may indicate wear in the elastomer spider or misalignment between the coupling hubs. Excessive vibration can lead to further damage and should be addressed promptly to prevent more significant issues.
- Abnormal Noise: Unusual noises, such as rattling, clanking, or squeaking sounds, can indicate wear, misalignment, or damage in the jaw coupling. A well-functioning jaw coupling should operate smoothly and quietly.
- Visible Cracks or Damage: Inspect the jaw coupling regularly for any visible cracks, tears, or damage to the elastomer spider or coupling hubs. Cracks in the elastomer can lead to reduced torque transmission and compromise the coupling’s performance.
- Loose or Displaced Spider: A loose or displaced elastomer spider may result from wear or improper installation. The spider should fit securely between the coupling hubs. Any sign of misalignment or gaps in the spider indicates potential wear or failure.
- Increased Heat: Excessive heat generation in the jaw coupling could indicate high levels of friction or misalignment, leading to wear on the elastomer spider. Elevated temperatures can accelerate wear and shorten the coupling’s lifespan.
- Shaft Misalignment: If you notice misalignment between the connected shafts, it can be a sign that the jaw coupling is no longer compensating for misalignment properly. This can lead to increased stress on the shafts and coupling components.
- Reduced Performance: A jaw coupling nearing the end of its service life may experience reduced torque transmission and compromised rotational speed control. As the elastomer spider wears, the coupling’s ability to transmit torque efficiently diminishes.
- Unexpected Downtime: Frequent unexpected shutdowns or downtime may indicate coupling failure. Sudden coupling failure can lead to costly equipment damage and unplanned production halts.
It is essential to conduct regular maintenance and inspections to detect these signs of wear and failure early. Preventive measures such as proper lubrication, alignment checks, and timely replacement of worn elastomer spiders can extend the life of the jaw coupling and prevent unexpected failures.
If any of these signs are observed, it is advisable to consult coupling manufacturers or maintenance professionals for a thorough assessment and appropriate corrective actions.
Comparing Jaw Couplings to Other Types of Couplings in Performance
Jaw couplings offer certain advantages and disadvantages compared to other types of couplings, and their performance characteristics vary based on the specific application requirements. Here’s a comparison of jaw couplings with some commonly used coupling types:
- Jaw Couplings vs. Gear Couplings: Jaw couplings are more economical and easier to install than gear couplings. They can handle misalignment to some extent, but gear couplings are better suited for high torque and high misalignment applications.
- Jaw Couplings vs. Disc Couplings: Both jaw couplings and disc couplings provide some level of misalignment compensation, but disc couplings offer higher torque capacity and better torsional stiffness. Jaw couplings are generally more cost-effective for low to moderate torque applications.
- Jaw Couplings vs. Oldham Couplings: Jaw couplings are torsionally stiffer than Oldham couplings, which means they provide more accurate torque transmission. However, Oldham couplings can accommodate higher misalignment and have no moving parts, making them suitable for some low-speed applications.
- Jaw Couplings vs. Flexible Beam Couplings: Beam couplings are more flexible than jaw couplings and can handle higher misalignment. However, jaw couplings have a higher torque capacity and can dampen vibration better in certain conditions.
Ultimately, the choice of coupling depends on the specific needs of the application, including factors like torque requirements, misalignment, speed, and cost considerations. It’s essential to carefully evaluate the performance characteristics of different coupling types and select the one that best suits the demands of the mechanical system to ensure reliable and efficient power transmission.
editor by CX 2024-04-25