The utility model discloses a rounded corner
punching device for limo door and window hinge
processing, which comprises a working table, supporting plates are arranged at two ends of two sides of the working table, first through grooves are formed in two sides of one end of the front side in the working table, and sliding plates are arranged in the two first through grooves in a sliding and penetrating manner; the top of each first through groove is provided with a U-shaped clamping plate, the two U-shaped clamping plates are matched with each other, a fixed driving
assembly is arranged in the middle of one end of the front face of the bottom of the
workbench, and a second through groove is formed in the middle of one end of the back face in the
workbench. Through mutual cooperation of a U-shaped clamping plate, a U-shaped fixing rod, a spring, a
rotating disc, a hinge rod, a sliding plate, a fixing groove and a first through groove, positioning work of door and window hinge
processing can be achieved, positioning operation of door and window hinge
processing of the same model and size can also be achieved, supporting and positioning of door and window hinge processing can be achieved without manual operation of operators, and the working efficiency is improved. And the use safety and the positioning accuracy are improved.