The utility model skillfully performs improvement to the traditional chuck wrench and further has the advantages of simple structure, easy manufacture and convenient operation. 该工具巧妙地将传统的卡盘扳手进行改进,结构简单,制造容易,操作方便。
Interlocked safety device of chuck wrench in plain lathe is designed to this situation. 普通车床设卡盘扳手互锁安全装置针对此情况而设计。
After plain lathe completes its work holder, if the chuck wrench isn't drawn out because of various reasons, personal or equipment accidents will happen. 普通车床卡盘扳手完成工件装夹后,有可能未取出扳手就启动电源,容易造成生产安全事故。