Some repair and maintenance measures of crane accessories

Machinery and equipment maintenance and repair, brakes agencies should always be checked and gap adjustment brake shoes and brake drum, ensure flexible and reliable. In the friction surface, there should be no dirt exists, in case of contamination must be washed off with gasoline or thinner. Gearbox, transmission, gear and other external part of lubricating and hydraulic oil according to the lubrication requirements of the table. Pay attention to check whether the ministries broken wires and loose rope shares phenomenon. Exceeds the relevant provisions must be renewed immediately. Wire rope maintenance should be in strict accordance with GB5144-85 regulations. Where open gear must have a protective cover.

Always check the connections ministries, if loose should be tightened. The tower should check the tightness of bolts at the tower pressure, all connections must have a little shaft cotter pin, and the need to open fully. Always check whether the normal operation agencies, with or without noise, if found faulty and must be immediately removed. When installing, removing, and adjust the rotation mechanism, to be taken to ensure that the center line and the center line of the rotary mechanism gear reducer parallel, its engaging surface not less than 70%, meshing clearance to fit.
Tower crane shall carry out regular inspection, maintenance and repair, transmission parts should have enough oil, for wearing parts must always check, repair or replacement, bolt on machinery, especially frequent vibration parts such as the tower connecting bolts should check whether loose, loose if tightened or replaced if necessary.