Product Description
Flexible Coupling Rubber Spider Insert Lovejoy L-type Hydraulic Jaw Coupler L series jaw type flexible coupling
Features
1. Split in half design for simple installation, maintaining free
2. High misalignment capacity
3. Facility protection for a twirl, twist, impact, and abrasion
4. No lubrication for polyurethane flex element
5. Available for bore-to-size hubs and taper lock bushes
6. Low noise
Product Description
|
Size |
Type |
A |
B |
D |
E |
Standard |
Metric bore |
Inch bore |
||
|
bore |
Min |
Max |
Min |
Max |
||||||
| L035 |
1 |
16 |
20.5 |
6.6 |
/ |
3 |
3 |
8 |
1/8″ |
3/8″ |
|
L050 |
1 |
28 |
43.2 |
15.6 |
/ |
6 |
6 |
15 |
3/16″ |
5/8″ |
|
L070 |
1 |
35 |
50.8 |
19 |
/ |
9 |
9 |
19 |
3/16″ |
3/4″ |
|
L075 |
1 |
45 |
54.7 |
21 |
/ |
9 |
9 |
25 |
3/16″ |
1″ |
|
L090 |
1 |
54 |
54.7 |
21 |
/ |
9 |
9 |
28 |
3/16″ |
1 1/8″ |
|
L095 |
1 |
54 |
63.7 |
25.5 |
/ |
9 |
9 |
28 |
3/8″ |
1 1/8″ |
|
L099 |
1 |
64.5 |
72.5 |
27 |
/ |
12 |
12 |
35 |
7/16″ |
1 3/8″ |
|
L100 |
1 |
64.5 |
88.5 |
35 |
/ |
12 |
12 |
35 |
7/16″ |
1 3/8″ |
|
L110 |
1 |
85 |
108 |
43 |
/ |
15 |
15 |
48 |
1/2″ |
1 7/8″ |
|
L150 |
1 |
96 |
115.4 |
45 |
/ |
15 |
15 |
48 |
5/8″ |
1 7/8″ |
|
L190 |
2 |
115 |
133.4 |
54 |
101.6 |
19 |
19 |
55 |
5/8″ |
2 1/4″ |
|
L225 |
2 |
127 |
153.4 |
64 |
108 |
19 |
19 |
65 |
3/4″ |
2 5/8″ |
Related Products
Company Profile
FAQ
Q: How to ship to us?
A: It is available by air, by sea, or by train.
Q: How to pay the money?
A: T/T and L/C are preferred, with different currencies, including USD, EUR, RMB, etc.
Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
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Electrical Insulation in Jaw Couplings
Jaw couplings are designed to provide mechanical connection between two shafts while also maintaining electrical insulation. This feature is essential in applications where the connected shafts have different electrical potentials or where electrical isolation is required to prevent current flow between the shafts.
The electrical insulation in jaw couplings is primarily achieved through the use of non-conductive materials for the jaw components. The jaws of the coupling are typically made from materials such as elastomers or plastics, which are excellent electrical insulators. These non-conductive materials prevent electrical conduction between the two shafts, even if they are made from different conductive materials.
Additionally, the design of the jaw coupling ensures that the two shafts do not come into direct electrical contact with each other. The jaws of the coupling create a gap between the shafts, which further enhances the electrical insulation.
It’s important to note that while jaw couplings provide electrical insulation, their primary function is to transmit torque and accommodate misalignment between shafts. If specific electrical insulation requirements are critical for an application, additional measures such as insulating sleeves or shaft grounding may be necessary in conjunction with the jaw coupling.
Overall, jaw couplings are a reliable and widely used choice for mechanical power transmission while ensuring electrical isolation between connected shafts.
Can jaw couplings be used in applications with high shock and impact loads?
Yes, jaw couplings can be used in applications with high shock and impact loads, but their suitability depends on the specific design and construction of the coupling as well as the magnitude and frequency of the shock and impact loads. Jaw couplings are known for their ability to handle certain levels of shock and vibration due to the presence of the elastomer spider, which acts as a damping element to absorb and dissipate vibrations. However, there are some important considerations to take into account when using jaw couplings in high shock and impact load applications:
- Coupling Material: The choice of coupling material is crucial in applications with high shock and impact loads. Couplings made from robust materials, such as steel or alloy, provide better resistance to deformation and can handle higher impact forces compared to couplings made from less sturdy materials.
- Elastomer Spider: The elastomer spider is the central element of the jaw coupling and is responsible for absorbing shocks and vibrations. It is essential to select an elastomer spider with the appropriate hardness and resilience for the specific application. Harder elastomers can withstand higher loads but may transmit more vibration, while softer elastomers offer better shock absorption but have lower torque capacity. Choosing the right elastomer hardness is a trade-off between shock absorption and torque transmission requirements.
- Operating Conditions: Consider the operating conditions, such as the frequency and magnitude of shock and impact loads, when selecting a jaw coupling. For applications with intermittent or occasional shock loads, standard jaw couplings with moderate shock absorption capabilities may suffice. However, for continuous or severe shock loads, specialized high-torque jaw couplings with enhanced shock absorption properties might be more suitable.
- Regular Maintenance: In high shock and impact load applications, it is crucial to perform regular maintenance and inspections to identify any signs of wear, fatigue, or damage to the coupling components. Regular maintenance ensures that the coupling remains in good working condition and minimizes the risk of unexpected failures due to excessive loading.
- Consider Alternative Couplings: While jaw couplings can handle certain levels of shock and impact loads, some applications with exceptionally high loads may require more specialized couplings, such as grid couplings, gear couplings, or disc couplings. These couplings are designed explicitly for heavy-duty applications with high shock and impact loads and can offer superior performance and reliability under such conditions.
In conclusion, jaw couplings can be used in applications with high shock and impact loads, but the specific coupling design, material, elastomer hardness, and operating conditions must be carefully considered. Proper selection, installation, and maintenance of the coupling are essential to ensure reliable performance and longevity in challenging operating environments with significant shock and impact loads.
What is a Jaw Coupling and How Does It Work?
A jaw coupling is a type of mechanical coupling used to connect two shafts in machinery. It is designed to transmit torque while compensating for shaft misalignments and dampening vibrations. The coupling consists of two hubs with three curved jaws each and an elastomeric spider placed between them.
The working principle of a jaw coupling is based on the flexibility of the elastomeric spider. When the two hubs are brought together, the spider gets compressed between them. The curved shape of the jaws allows the spider to flex, accommodating angular and axial misalignments between the shafts.
During operation, when torque is applied to one shaft, it is transmitted through the spider to the other shaft, enabling power transmission. The elastomeric material of the spider also acts as a damping element, reducing vibrations and shock loads in the system.
Jaw couplings are commonly used in various applications, such as pumps, compressors, conveyors, and other power transmission systems. Their simple design, ease of installation, and ability to handle misalignments make them popular choices for connecting rotating shafts in machinery.
editor by CX 2024-03-01