为了节约劳动力和保证安全操作,工人张金海同志在龙门刨床上装了一套活塞式气动抬刀装置效果很好,现在介绍如下。工作原理:在刨床刀架上装一个带盲孔的小活塞(图1),利用压缩空气推动小活塞,从而抬起刀板。在刨床的纵向操纵系统上安装一个 In order to save labor and ensure safe operation, the worker Zhang Jinhai installed a set of piston pneumatic lift knives on the planer has a good effect, and now described below. How it works: A small piston with a blind hole (Figure 1) is mounted on the planer tool holder, using compressed air to push the small piston to raise the blade. Install one on the planer’s longitudinal handling system