According to air flow control principle, by adoption of pneumatic line drive technology and vacuum suction technology, pneumatic feeding mechanism was manufactured.
2
采用气动技术驱动的送料机构代替传统的凸轮驱动间歇送料机构，在冲压机床中得到了广泛的应用。
To adopt pneumatic feeding mechanism to substitute traditional CAM intermittence drive feeding mechanism are widely applied in press machine.
3
设计了精校机自动送料机构气动系统原理图，并进行了系统的设计计算和气动元件的选择。
Design the principle of the pneumatic system of automatic work-piece carrying mechanism of the precise straightening press.
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