The invention relates to the technical field of mechanical processing, and in particular relates to a vertical lifting device for a workpiece. The device comprises a main lifting rod and the workpiece; a pulling rod is arranged in the main lifting rod; a groove is formed in the main lifting rod; a transverse pin is fixed on the pulling rod; an upper positioning plate and a lower positioning plate are arranged on the main lifting rod; a circular plate is arranged at the tail end of the pulling rod; a supporting seat is arranged on the lower positioning plate; a lifting claw is arranged on the supporting seat; a bulge is arranged at the outer edge of the circular plate and clamped into the groove in the lifting claw. When in use, the device does not damage a circular pipe to be lifted, and moreover, the center of gravity of the device in lifting is in a vertical position, so that the pipe can be avoided lifting during being lifted; in addition, the device is simple in structure, simple and ingenious in design, meets the requirement on lifting any pipe, and is good in use effect.
Vertical lifting device for workpiece
10.06.2015
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |
WORKPIECE LIFTING DEVICE AND WORKPIECE LIFTING METHOD
Europäisches Patentamt | 2022
|Workpiece lifting device and workpiece lifting method
Europäisches Patentamt | 2022
|WORKPIECE LIFTING DEVICE AND WORKPIECE TRANSFER DEVICE
Europäisches Patentamt | 2021
|