Product Description
Gear Coupling
Triple crowned teeth hub is manufactured on a fully automatic hobbing machine with built in crowing attachment which is controlled by hydraulic & electronic systems. Under the misalignment condition of 2 shafts on the equipment, due to the curvature on teeth flank the contact area is much more and therefore, there is increase in life of coupling.
Gear couplings are power intensive and considered as the king of the coupling types. You would see the gear couplings being adopted for wide range of application in drive technologies. Hence, we love love gear coupling (and I think, you would too!).
Gear Couplings and Universal Joints
Gear couplings and universal joints are used in similar applications. Gear couplings have higher torque densities than universal joints designed to fit a given space, while universal joints induce lower vibrations. The limit on torque density in universal joints is due to the limited cross sections of the cross and yoke.
The gear teeth in a gear coupling have high backlash to allow for angular misalignment. The excess backlash can contribute to vibration.
Gear couplings like all other shaft coupling devices perform the basic functions of connecting 2 shafts to transmit torque and compensate for misalignment. Gear couplings though are the king of the coupling types. While each type of coupling has its own niche, gear couplings are more power intensive, have more modifications, and a wider size, torque, and bore range than all the others. Gear couplings can also perform at extremely high rates of speed. As inferred by the name, gear couplings use the meshing of gear teeth to transmit the torque and to provide for misalignment.
| Standard Or Nonstandard: | Standard |
|---|---|
| Structure: | Flexible |
| Material: | Stainless Steel |
| Trademark: | HZPT |
| Origin: | Zhejiang, China |
| Samples: |
US$ 999/Piece
1 Piece(Min.Order) | |
|---|
Can Spacer Couplings Handle Misalignment Between Shafts?
Spacer couplings are designed to handle some degree of misalignment between shafts, but their capacity to do so depends on the specific coupling design and the magnitude of the misalignment.
Unlike flexible couplings, which can accommodate significant misalignment through their elastic properties, spacer couplings are generally less forgiving when it comes to misalignment. However, they can tolerate limited angular, parallel, and axial misalignment.
The amount of allowable misalignment for a spacer coupling depends on factors such as:
- Coupling Design: Some spacer couplings, such as the sleeve or muff coupling, have relatively more flexibility and can handle more misalignment than others.
- Coupling Size: Larger spacer couplings may have a higher misalignment capacity than smaller ones.
- Material: Certain materials used in manufacturing spacer couplings may provide some level of flexibility to accommodate misalignment.
- Application Requirements: The specific needs of the application, including the type of connected equipment and the expected operating conditions, will influence the acceptable misalignment range.
It is essential to consider the manufacturer’s specifications and recommendations when using spacer couplings to ensure that the misalignment falls within the permissible limits. Excessive misalignment can lead to premature wear, increased vibration, and reduced coupling life. Therefore, precise alignment during installation is critical for optimal performance and longevity of the spacer coupling and the connected machinery.
How Does a Spacer Coupling Handle Angular, Parallel, and Axial Misalignment?
A spacer coupling is a type of flexible coupling that is designed to accommodate different types of misalignment between shafts. Here’s how it handles angular, parallel, and axial misalignment:
1. Angular Misalignment: Angular misalignment occurs when the axes of the two shafts are not parallel but intersect at a certain angle. A spacer coupling can handle angular misalignment by allowing the flexible element (such as an elastomeric or metallic component) to flex and bend when the shafts are not perfectly aligned. This bending action allows the coupling to compensate for the angular displacement between the shafts and transmit torque smoothly.
2. Parallel Misalignment: Parallel misalignment occurs when the axes of the two shafts are parallel but are offset laterally. A spacer coupling can handle parallel misalignment by virtue of its design. The spacer element (a cylindrical piece that connects the two coupling halves) provides the required lateral space between the shafts. This space allows the shafts to have a slight offset without inducing excessive stress on the machinery, thereby minimizing the risk of premature wear or failure.
3. Axial Misalignment: Axial misalignment occurs when the two shafts move closer together or farther apart along their axis. Some spacer couplings may have limited axial movement capabilities, which can help accommodate slight axial misalignment. However, it’s essential to ensure that the axial displacement is within the coupling’s specified limits to avoid overloading the coupling or the connected equipment.
Overall, spacer couplings are designed to be flexible and provide some degree of misalignment accommodation, but their ability to handle misalignment depends on their specific design and material properties. It’s essential to select the appropriate type and size of spacer coupling based on the expected misalignment and operational requirements of the machinery to ensure optimal performance and longevity of the coupling and the connected components.
editor by CX 2023-09-18
China EX100-1 EX120-1 EX120-2 EX120-3 Power Transmission Gear Couplings hyundai Hydraulic Rubber Coupling for Excavator coupling definition
Problem: New, one
Packaging Details: neutral packing, common packing
Port: HangZhou
Specification
| Item identify | EX1 Excavator Flexible Rubber Coupling |
| Part variety | 457197 |
| Brand name | YNF |
| Function | Electrical power TRANSMISSION |
| Equipment kind | Excavators |
| Put in place | amongst the piston hydraulic pump to the motor |
| Content | Rubber, AL, PU |
| ◤View More◢ | ◤Send Inquiry◢ |
| See Far more | HOMEPAGE |
What Is a Coupling?
A coupling is a device that connects two shafts together. It transmits power from one to the other and is used to join rotating equipment. It can also allow for some degree of misalignment and end movement. It is used in mechanical engineering and manufacturing. To learn more about couplings, read this article.
Mechanical connection between two objectsThe present invention relates to a method and assembly for forming a mechanical connection between two objects. The methods of this invention are suitable for connecting both solid and hollow objects. For example, the method can be used to make mechanical connections between two cylinders. This method is particularly useful for connecting two cylinders that are positioned near each other.
Absorbs vibration
A coupling insert is a part of a vehicle’s drivetrain that absorbs vibrations. These inserts are designed to prevent couplings from moving out of phase. However, the coupling inserts themselves can wear out and need to be replaced. Universal joints are an alternative if the coupling is out of phase by more than one degree. In addition, internal bearings in the coupling need to be lubricated and replaced when they begin to show signs of wear.
Another embodiment of the invention includes a flexible coupling 25 that includes rearwardly-extending lugs that extend toward the coupling member 23. These lugs interdigitate with corresponding lugs on the coupling member 23. They are spaced circumferentially. A first elastic member 28 is interposed between lugs 26 and 27, and is adapted to yield in a counterclockwise direction. As a result, it absorbs torsional vibrations.
Blocks heat transfer
Thermal coupling occurs when a solid block is thermally coupled to the air or fluid passing through it. The amount of heat transferred through a solid block depends on the heat transfer coefficients of the materials. This paper presents a numerical model to understand how heat transfers through different block materials. This work also describes the thermal resistance network for a one-dimensional block.
In some cases, thermal coupling increases the heat transfer mechanism. As illustrated in FIG. 1D, a heatpipe coupler 112 couples two heatpipes 110-1 and 110-2. This configuration allows the pipes to be coupled to the heat source and to the condenser. In addition, the heat pipe couplers may have bellows at the ends to help facilitate linear motion.
Thermal coupling is achieved by ensuring that at least one block is made of a material with a lower thermal expansion coefficient than the annulus. Ideally, the block’s mean thermal expansion coefficient is at least twenty percent lower than the annulus’s mean thermal expansion coefficient. This ensures that the thermal coupling between the two parts is as efficient as possible.
Another type of thermal coupling is achieved by using flexible elements. These are often washers or springs. These components allow the blocks to maintain physical contact with the post 55, which means that the heat transfer is more efficient even at higher temperatures. The flexibility of these elements also makes it possible to choose an element that will not impede assembly.
Protects rotating equipment
A reliable, long-lasting coupling system can reduce the risk of damage to rotating equipment. Designed to protect against torque overload and wear, Voith torque-limiting couplings provide outstanding safety and reliability. As a result, they can deliver maximum performance and minimize equipment downtime. In addition to their long-term benefits, these solutions are ideal for applications where safety and reliability are of paramount importance.
A good coupling provides many advantages, including the ability to transmit power, compensate for axial movement, and absorb shock. It is essential to choose the proper coupling for your application based on the basic conditions of your rotating equipment. For example, if you have two shafts with parallel rotation axes, you should choose a parallel coupling. Otherwise, you should use an angular coupling.
Torque-limiting couplings can also provide protection for rotating equipment by disengaging at a specific torque level. This protects the drive shaft from undergoing catastrophic failure. Torque limiters are particularly helpful for high-value equipment. By preventing catastrophic failure, you can avoid expensive repairs and minimize equipment downtime.
Coupling guards are easy to install and provide effective protection for rotating equipment. These covers are made of sheet metal bent to fit over the shaft. They are durable and easy to remove when necessary. This type of guard can prevent employees from catching their hands, tools, or loose clothing on motor coupling components.
editor by czh 2023-03-08