PIN coupling

What’s pin bush coupling?
Industrial Pin Bush Coupling
The function of a flexible coupling is to transmit torque from on shaft to another in cases where limited mis alignment might occur and to absorb shock loads.
We are one of the prominent agencies engaged in providing Pinbush Coupling which has highly developed rubberized compounds for use in bushes to absorb shock, tensional vibrations and small misalignments. These couplings will be flexible in type and tend to be of the cushioned drive type that is employed for transmitting the torque through the best tensile metal bolts to the device input. Moreover, they are simple and small in construction which makes these capable of transmitting substantial torques at optimum speeds. These kind of couplings generally permit travel in either direction and need neither lubrication, nor adjustment after fitting.

Pin and Bush Couplings
Vertical/horizontal mounting
Adsorbs vibrations
Progressive torsion springtime properties because of primarily pressurised bushings
Fail-safe in the event of the failing of the bushings
Convenient replacement of bushings without disassembly of the coupling halves
Maintenance free, no lubrication necessary
Declaration of conformity in accordance with ATEX 2014/34/EU possible
Typical applications
Pump drives
Belt drives
General mechanical engineering

Ever-power pin and bush coupling
Ever-power couplings contain a couple of resilient BARREL Shaped bushes with pins & nuts and two flanged hubs of graded cast iron.
The special BARREL shaped bushes let the MISALIGNMENT EVERYWHERE and present extra torsional flexibility when compared with plain bushes.
These couplings are suited to basic engineering application requiring reliable power transmitting even beneath conditions of shaft misalignments which are often unavoidable.

Ever-power couplings are being used while flexible compensating couplings in every applications requiring a reliable transmitting of torque under harsh operating circumstances. The conical seats of the buffer pins facilitate mounting and guarantee maintenance-free procedure. The optimized form of the barrelled buffers permits straightforward plug-in assembly and low circumferential backlash. A large number of type variants can be found, e. g. with brake disk, axial play limiting product, or brake electric motor couplings.
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Examples of application
Ever-power couplings are used on the whole mechanical engineering both as high-rate couplings and for huge torques, e. g. in
Screw pumps
Cement processing machines7
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Benefits of the product
Flexible fail-safe pin and bush coupling for method up to high torques
Compact style; low weights and mass occasions of inertia
Independent of course of rotation (ideal for reversing operation)
Ideal for plug-in assembly (blind assembly, bell housing installation)
Torque selection of the standard series between 200 Nm and 1,300,000 Nm
May be used in potentially explosive atmospheres; certified acc. to 94/9/EC (ATEX 95)

Pin & Bush Couplings
Simple and virtually indestructible, the pin and bush design is ideal for applications that involve protection, such as for example elevator drives or perhaps fire pumps. The fail-safe aspect of the design allows the coupling to become serviced at effortless intervals, should the elastomer become damaged.
The elastomer elements reduce vibration and dampen impact loads, and also accommodate misalignment up to 0.5 degrees. The initial bushing is a neoprene elastomer with a graphite impregnated bronze sleeve. These are still available, in addition to a contemporary version of this concept: urethane bushings.

Ever-power also manufactures many customized variations of the coupling including brake drum and shear pin type couplings.
Damping shaft coupling that can be utilised universally to pay for shaft misalignment
Nominal torque range between TKN = 19 Nm up to 62,000 Nm with 23 sizes
Temperature range: from -50 °C to +100 °C

Robust and verified a million times
Because of their torsional flexibility, Ever-power couplings can approach critical torsional vibrations from the operating spot of mechanical equipment so that no unwanted effects on the travel train are to be expected. Ever-vitality couplings are constructed with high-quality cast iron. The flexible elements manufactured from synthetic rubber (Buna-N) are available in different degrees of hardness for most applications. Metal pins and flexible elements are designed in order that no dress in occurs if they are properly fitted.

Your benefits at a glance
Fail-safe for optimum operational reliability
Three-part type ideal for plug-in assembly and simplified substitution of elements
Selection of elastomer hardness to match various applications
Ideal for use in potentially explosive environments; certified according to
2014/34/EU (ATEX)
High degree of option of parts ex stock

Established as an professional standard, worldwide in use
Mining and Cement: heating technology
Coal and oil: pumps, fans, compressors, oxygen condensers
Power Generation: pumps, followers, compressors, air condensers, water turbines
Chemical substances and Pharmaceuticals: driers, lauter tuns, pumps, admirers, compressors, mixers, agitators, reactors
Plastic and Rubber: one- and double-screw extruders
Pulp and Paper: wastewater purification plants
Water and Wastewater: aerators
Meals and Beverage: lauter tuns, reactors, agitators, mixers

Did you know?
Original Ever-power elastomers ensure the optimal operation of one’s body. The flexible factors of the Ever-power coupling are subject to compression. If the versatile elements are irreparably destroyed, the hub parts touch metal. This “emergency procedure capability” is required, e.g., regarding fire pump drives.


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