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Installation regulation of screw type headstock gear

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Installation regulation of screw type headstock gear

[Abstract]:
[student problem] screw hoist installation rules? [answer] 1, screw type hoist to the scene, the main components should be retest, if necessary, the equipment should be decomposed, cleaned, checked.
[student problem] screw hoist installation rules?
[answer] 1, screw type hoist to the scene, the main components should be retest, if necessary, the equipment should be decomposed, cleaned, checked.
2. Screw type hoist should be installed according to the lifting center line alignment, its longitudinal and transverse centerline deviation should not exceed 3mm, elevation deviation should not exceed + 5mm, horizontal deviation should not be greater than 0.5/1000.
3, screw and gate connection before, its verticality should not be greater than 2/1000, the lower end of the screw as connected with the slider device, the tilt direction should be consistent with the tilt direction of the slider slot.
4, for the screw type headstock gear with overload protection device and stroke switch, the action of the device should be sensitive, accurate and reliable.
The above contents are arranged according to the problems encountered in the actual work of the students, for reference, if there is any problem, please communicate in time.