Product Description

We can supply  Keyless Rigid Coupling, Z1, Z2, Z3, Z4, Z5, Z6, Z8 POWER LOCK, Chinese Power locking device in power locks
Our Power Locks are interchangeable to:
Ringfeder, Tollok, Chiaravalli, Sati, Challenge, Bonfix, Compomac, V-Blok, Ringblok, Kana, KTR

1. Z1 Locking Devices Z11 Locking Devices
2. Z2 Locking Devices Z13 Locking Devices
3. Z3 Locking Devices Z7B Locking Devices
4. Z4 Locking Devices Z12A Locking Devices
5. Z5 Locking Devices Z19A Locking Devices
6. Z6 Locking Devices Z19B Locking Devices
7. Z8 Locking Devices
Feature
1. Easy to install and dismantle.
2. High degree of flexibility
3. Long lifetime and high efficient transmitting
4. Low notching effect
5. Protection of the expensive equipment under over load running.
6. In compliance with quality requirement of developed coutries.
7. Super high quality with lowest price.
Power Lock, Locking Assembly, Locking devices is a keyless shaft-hubs locking device for connecting hubs and shaft with high torque transmission, are linker used between shafts and pulley, which can replace the single key and splines.
They can transmit torque through a set of tightening screw with high strength, which can make the required clamping force between the inner rings and shaft, also between the outer ring and hubs. It’s easy assmebling and diassembling.
They have a good interchangeablity. The screw are with high strength.
Power lock have many item
We produce by CNC machine
Their main material is superior steel.
After machining, they will have smooth and beautiful surface, have long life time and high strength.

1. International standard Power Lock
2. Most popular on European market
3. Steel 42CrMo4 / 4140; C45E / 1045
We are a leading manufacturer of Power Lock in China. More than 65% of our products are exported to West Europe and 20% to North America. We guarantee excellent quality products with competitive price in China.
Our Power Lock are interchangeable to:
Ringfeder, Tollok, Chiaravalli, Sati, Challenge, Bonfix, Compomac, V-Blok, Ringblok, Kana, KTR

GB STHangZhouRD: Z1, Z2, Z3, Z3 LONGER, Z4, Z5, Z6, Z7B, Z8, Z11, Z12A, Z13, Z14, Z19A, Z19B

RINGFEDER GERMANY STHangZhouRD: RFN4071, RFN7012, RFN7013, RFN7110, RFN8006

TSUBAKI JAPAN STHangZhouRD: AS, TF, EL, SL, AD

CHIARAVALLI ITALY STHangZhouRD: RCK11, RCK13, RCK15, RCK16, RCK19, RCK40, RCK45, RCK50, RCK55, RCK70, RCK71, RCK80, RCK95

TOLLOK ITALY STHangZhouRD: TLK110, TLK130, TLK131, TLK132, TLK133, TLK134, TLK200, TLK300, TLK400, TLK603

RINGSPANN GERMANY STHangZhouRD: RLK130, RLK132, RLK133, RLK200

BIKON GERMANY STHangZhouRD: 1003, 1006, 1012, 4000, 5000, 7000A, 7000B, 8000

BONFIX STHangZhouRD: CCE1000, CCE2000, CCE3000, CCE4000, CCE4100, CCE4500, CCE4600, CCE4900, CCE8000, CCE9500

SATI STHangZhouRD: KLGG, KLCC, KLNN, KLDA, KLAA, KLDB, KLAB, KLPP, KLBB, KLHH, KLEE, KLFF, KLMM

COMPOMAC STHangZhouRD: A, B, C, D, ES/DS, EP, SD, F

VBLOK STHangZhouRD: VK400, VK800B, VK700, VK160, VK700.1, VK130, VK112

RINGBLOK STHangZhouRD: 1060, 1100, 1120, 1710, 1720, 1800

KANA STHangZhouRD: 200, 201, 300

KTR STHangZhouRD: KTR100, KTR150, KTR200, KTR201, KTR203, KTR206, KTR225, KTR250, KTR400, KTR603

Features
1. Easy to install and dismantle.
2. High degree of flexibility
3. Long lifetime and high efficient transmitting
4. Low notching effects
5. Protection of the expensive equipment under over load running.
6. In compliance with quality requirement of developed coutries.
7. Super high quality with lowest price.

Clamp power lock, keyless locking device, locking device, shaft locking assemblies, keyless shaft locking device, keyless shaft-hub locking device, lock devices
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rigid coupling

How Does a Rigid Coupling Protect Connected Equipment from Shock Loads and Vibrations?

Rigid couplings play a crucial role in protecting connected equipment from shock loads and vibrations by providing a direct and rigid connection between the shafts. The design and properties of rigid couplings contribute to their ability to mitigate the impact of shock loads and vibrations in the following ways:

High Stiffness: Rigid couplings are constructed from materials with high stiffness, such as steel or aluminum. This high stiffness allows them to resist deformation and bending under load, ensuring that the coupling remains stable and maintains its shape. As a result, the shock loads and vibrations are not amplified or transferred to the connected equipment.

Immediate Torque Transmission: Rigid couplings provide immediate torque transmission between the shafts without any backlash or play. When the connected machinery experiences a sudden shock load, the rigid coupling effectively transfers the torque to the other side of the coupling without delay. This rapid and precise torque transfer prevents the shock load from causing misalignment or damaging the equipment.

Elimination of Damping: Unlike flexible couplings, which can dampen vibrations to some extent, rigid couplings do not have any damping properties. While damping can be beneficial in certain applications, it can also allow vibrations to persist, potentially affecting the performance and reliability of the connected equipment. Rigid couplings do not introduce any additional damping, ensuring that the vibrations are not prolonged.

Stable Connection: Rigid couplings create a stable and unyielding connection between the shafts, limiting any relative movement. This stability prevents the propagation of vibrations from one shaft to another, reducing the potential for resonance and vibration amplification.

Minimal Maintenance: Rigid couplings require minimal maintenance due to their simple and durable design. Unlike flexible couplings that may have wear-prone elements, rigid couplings do not have parts that need regular replacement. This reliability and low maintenance contribute to their ability to provide continuous protection against shock loads and vibrations.

In applications where shock loads and vibrations are prevalent, using a rigid coupling can help protect critical machinery and components from damage and premature failure. By providing a rigid and immediate torque transmission, rigid couplings effectively isolate the connected equipment from the harmful effects of shock loads and vibrations, ensuring smooth operation and enhanced reliability.

rigid coupling

How Does a Rigid Coupling Handle Angular, Parallel, and Axial Misalignment?

Rigid couplings are designed to provide a fixed and rigid connection between two shafts. As such, they do not have any built-in flexibility to accommodate misalignment. Therefore, when using a rigid coupling, it is essential to ensure proper shaft alignment to avoid excessive forces and premature wear on connected equipment.

Angular Misalignment: Angular misalignment occurs when the axes of the two shafts are not collinear and form an angle with each other. Rigid couplings cannot compensate for angular misalignment, and any angular misalignment should be minimized during installation. Precision alignment techniques, such as laser alignment tools, are often used to achieve accurate angular alignment.

Parallel Misalignment: Parallel misalignment, also known as offset misalignment, happens when the axes of the two shafts are parallel but have a lateral displacement from each other. Rigid couplings cannot accommodate parallel misalignment. Therefore, precise alignment is crucial to prevent binding and excessive forces on the shafts and bearings.

Axial Misalignment: Axial misalignment occurs when the two shafts have an axial (longitudinal) displacement from each other. Rigid couplings cannot address axial misalignment. To prevent thrust loads and additional stresses on bearings, it is essential to align the shafts axially during installation.

In summary, rigid couplings are unforgiving to misalignment and require precise alignment during installation. Any misalignment in a rigid coupling can lead to increased wear, premature failure of components, and reduced overall system efficiency. Therefore, it is crucial to use appropriate alignment techniques and tools to ensure optimal performance and longevity of the connected equipment.

rigid coupling

Types of Rigid Coupling Designs:

There are several types of rigid coupling designs available, each designed to meet specific application requirements. Here are some common types of rigid couplings:

  • 1. Sleeve Couplings: Sleeve couplings are the simplest type of rigid couplings. They consist of a cylindrical sleeve with a bore in the center that fits over the shaft ends. The coupling is secured in place using setscrews or keyways. Sleeve couplings provide a solid and rigid connection between shafts and are easy to install and remove.
  • 2. Clamp or Split Couplings: Clamp couplings, also known as split couplings, are designed with two halves that fit around the shafts and are fastened together with bolts or screws. The split design allows for easy installation and removal without the need to disassemble other components in the system. These couplings are ideal for applications where the shafts cannot be easily moved.
  • 3. Flanged Couplings: Flanged couplings have flanges on each end that are bolted together to form a rigid connection. The flanges add stability and strength to the coupling, making them suitable for heavy-duty applications. They are commonly used in industrial machinery and equipment.
  • 4. Tapered Couplings: Tapered couplings have a tapered inner diameter that matches the taper of the shaft ends. When the coupling is tightened, it creates a frictional fit between the coupling and the shafts, providing a rigid connection. These couplings are often used in applications where high torque transmission is required.
  • 5. Marine or Clampshell Couplings: Marine couplings, also known as clampshell couplings, consist of two halves that encase the shaft ends and are bolted together. These couplings are commonly used in marine applications, such as propeller shafts in boats and ships.
  • 6. Diaphragm Couplings: Diaphragm couplings are a type of rigid coupling that provides some flexibility to accommodate misalignment while maintaining a nearly torsionally rigid connection. They consist of thin metal diaphragms that transmit torque while compensating for minor shaft misalignments.

The choice of rigid coupling design depends on factors such as shaft size, torque requirements, ease of installation, and the level of misalignment that needs to be accommodated. It is essential to select the appropriate coupling design based on the specific needs of the application to ensure optimal performance and reliability.

China wholesaler High Quality Keyless Rigid Coupling  China wholesaler High Quality Keyless Rigid Coupling
editor by CX 2024-03-18