In such a system,the reliable positioning of main cylinder and pull down cylinder can be realized and deviation in height of green compacts caused by low accuracy of hydraulic system can be reduced.

• 通过该系统的调整,能方便的实现液压机主液压缸、下拉缸行程的高精度可靠定位。解决了由于液压控制精度差而引起的压坯高度尺寸偏差大等技术问题。