2013年8月26日星期一

Steel cord before using the hoist installation and commissioning

Electric wire rope hoist  before use in order to ensure safe use, customers also need to make simple commissioning work, the following details for you:
Electric wire rope hoist components are: motor, transmission, drum and rope four parts. The position of the motor and the roll can be divided into four types, different types have their advantages and disadvantages.
(A) motor axis is perpendicular to the axis of the hoist drum worm gear used, the width large size, structure is more cumbersome. This structure appears early in love, has no such type.
(2) The motor axis parallel to the roll axis, this structure is the biggest advantage of the electric hoist height and length dimensions. Disadvantage is the width dimension, manufacturing and assembly of complex, large orbital turning radius is large.
(3) motor mounted on the inside of the wire rope  manual hoist  drum hoist, the length dimension is small, relatively compact structure. But the motor heat is not good, if there are problems inspection, installation, maintenance, motor is not easy.
(4) motor mounted on the outside of the drum hoist, this way, to change the motor heat is not good for a big disadvantage, but also more convenient installation and maintenance easy. But the length of the large size, is not suitable for places where space is limited.
Electric wire rope hoist installation should pay attention to the following aspects:
Electric wire rope hoist mobile use of the track, I-beam by the user according to GB706-88 standard design of their own choice. Install a small car to be adjusted by adjusting the washer to ensure the orbital rim 3 ~ 5mm gap between the edge of the can.
Fixed hoist should be installed to ensure proper security methods, cage safe and reliable.
About electric hoist electrical installation, please refer to "steel cord electric hoist for Circuit" to install appliances.
Off the fire stopper is adjusted by adjusting the stopper rod two hit the block to achieve, loosen the screws on the block hit, hit the block divided into guide rope on both sides of card board,load chain card board can move freely promote collision block . Start the motor starts to lift, push cap-bit card board hit the block moves, rose to hook pulley shell casing along a distance roll under 150mm ~ 50mm, stop up, move down buttons, rope guide moves back 10mm or so, Move down hit the block near the upper limit card board, tighten the bolts can be.

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