J21、J23系列开式压力机
本公司设计生产的普通J21系列开式固定台压力机和J23系列可倾压力机是传统的刚性离合器结构，操作方式为脚踏单次和连续行程，属通用性开式压力机。可以完成冲裁、弯曲、浅拉深等多种冲压工艺。
过载保护装置，采用刚性压塌块结构。
为了保证机床的安全可靠，在落料或冲裁时，按照国际惯例，冲压工艺力应小于70%公称力，冲件厚度应小于公称力行程。
J23 series open-back inclinable press
This press adopts traditional rigid clutch and has two operation models: single stroke and continuous strokes, which belongs to universal press and can deal with punching, benching, shallow drawing etc.
The overload protector is equipped with rigid block structure to avoid damages of the press.
