Hydraulic punching head mechanism with press unit for punching machine

Application Number: 00108467
Application Date: 2000.06.07
Publication Number: 1273888
Publication Date: 2000.11.22
Priority Information:
International: B21D22/02;B21D45/00
Applicant(s) Name: Zhihao Machinery Co., Ltd., (Shenzhen)
Inventor(s) Name: Li Shouzhi
Patent Agency Code: 44101
Patent Agent: wang xiongjie
Abstract A hydraulic punching head with press unit for punching machine is composed of hydraulic cylinder for punching unit and press unit for locating the plate material before punching. Said punching head and press unit share a hydraulic cylinder with segmental structure. The oil channel of said hydraulic cylinder is controlled by the limit switch at the saie of moving stroke of punching and press units. Its advantages include high power and precision and wide application range.