wire rope electric hoist - Henan Jinrui Machinery Co., Ltd.

crane machine > wire rope electric hoist

08 24, 2019

Electric hoist hook can not be repaired by weld

Electric hoist hook can not be repaired by weld

The electric hoist hook is made by forging and heat treatment. The forging process is a method in the metal hot working process, is the process of metal structure refinement and metal fiber arranging, and the heat treatment is to eliminate internal stress and further improve the mechanical properties of the metal, which can make the internal structure of the metal more compact.And, welding is the process of partial melting, fusion and solidification of metal.During repair welding, the electric hoist hook near the weld repaired joint is heated and cooled by different degrees due to heat conduct ...

08 15, 2019

Damage of the wire rope electric hoist rope guide

Damage of the wire rope electric hoist rope guide

The rope guide is the wearing part of the wire rope electric hoist, the main function is to avoid the tangled rope. What are the reasons for the wire rope electric hoist rope guide damage?First, the wire rope problem1. The wire rope is damaged and bent;2. The wire rope of electric hoist does not match the reel rope groove.Second, the rope guide quality1. The quality of the rope guide.2. The rope guide does not match the wire rope and reel specifications.Third, improper operationWhen the wire rope electric hoist is slanted lifting, a lateral squeezing force is generated between the wire rope an ...

08 06, 2019

Wire rope electric hoist inspection

Wire rope electric hoist inspection

Through the analysis of the common problems and treatment of the wire rope electric hoist, the maintenance personnel can know where to start the inspection and improve the inspection efficiency when handling the fault. In addition, also can provide the operator with a method for handling the problem on site.Electric hoist is frozen.In winter construction, especially after snow, the fault-free motor still cannot be started, the reason is that the brake ring is frozen. If it is forced to start, it will be easy to burn the motor.The solution is to open the motor cover and use a crowbar to shake t ...

06 27, 2019

Precautions when purchasing wire rope electric hoist

Precautions when purchasing wire rope electric hoist

First, the motor powerThe motor used for different wire rope electric hoists may be not same, for example, the 10t electric hoist motor may also be 13KW or 7.5KW, can choose according to different needs.Second, the lifting heightWire rope electric hoist as a lifting tool, should first choose the lifting height according to the plant height, the conventional lifting height is 6, 9, 12, 18, 24, 30m, special occasions can be customized according to user requirements design.Third, the lifting speedGeneral wire rope electric hoist lifting speed is divided into single speed (8m/min) and double speed ...

06 15, 2019

Difference between electric hoist and winch

Difference between electric hoist and winch

The difference between wire rope electric hoist and electic winch is as follows:1. The appearanceThe wire rope electric hoist is small in size and used to lift and move alone the working rail. The electric winch is larger in volume and needs to be fixed for working.2. The applicationThe wire rope electric hoist can only be used for lifting work, and the electric winch can be used not only for vertical lifting but also for horizontal traction.3. The lifting heightThe wire rope electric hoist usually has a lifting height of 6 meters to 30 meters, and it is inconvenient to install the wire ...

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