Electric single-beam crane

The utility model provides an electric single-beam crane which solves the problems that an existing electric hoist cannot be accurately positioned, and the lifting and placing accuracy of a workpieceis influenced. An existing cart structure is replaced with the chain rack, the chain wheel and the dr...

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Bibliographic Details
Main Author LIU SHENJIAN
Format Patent
LanguageChinese
English
Published 09.06.2020
Subjects
CRANES
HAULING
HOISTING
LIFTING
LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES
PERFORMING OPERATIONS
TRANSPORTING
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Summary:The utility model provides an electric single-beam crane which solves the problems that an existing electric hoist cannot be accurately positioned, and the lifting and placing accuracy of a workpieceis influenced. An existing cart structure is replaced with the chain rack, the chain wheel and the driving motor, the servo controller B, the encoder B and the like are used for controlling the driving motor to work, and accurate positioning in the X direction is achieved. An existing trolley structure is replaced with the gear, the rack and the transmission motor, the servo controller A, the encoder A and the like are used for controlling the transmission motor to work, accurate positioning in the Y direction is achieved, preparation is made for a lifting hook to accurately lift a workpiece,manual auxiliary carrying or repeated starting of a cart and a trolley for position adjustment is not needed, and the production efficiency is greatly improved. 本实用新型提供了一种电动单梁起重机，本实用新型解决了现有电动葫芦不能精确定位，影响工件起放的准确度的问题；通过链齿条、链轮、驱动电
Bibliography:Application Number: CN201920972496U