Circuit breaker contact arm necking mould and circuit breaker contact arm necking mould extrusion forming equipment

The utility model relates to a circuit breaker contact arm necking mould and circuit breaker contact arm necking mould extrusion forming equipment, this circuit breaker contact arm necking mould include cope match -plate pattern and lower bolster, install on the cope match -plate pattern with circuit breaker contact arm throat appearance assorted moulded die, install the mount that is used for fixed blank on the lower bolster. Have the arm that touches of throat through the direct extrusion of mould, need not to get rid of raw and other materials, the cost is reduced, extrusion of blank in thecourse of working, process time is short, and the simple and easy control of processing method has improved work efficiency. 本实用新型涉及断路器触臂缩口模及断路器触臂缩口模挤压成型设备，该断路器触臂缩口模包括上模板和下模板，所述上模板上安装有与断路器触臂缩口外形相匹配的成型模，所述下模板上安装有用于固定毛坯件的固定架。通过模具直接挤压成型具有缩口的触臂，无需去除原材料，降低了成本，加工过程中毛坯件次挤压成型，加工时间短，加工方法简单且容易控制，提高了工作效率。