升隆部件（滑枕）采用双液压缸平衡，保证升降运动的稳定。
Double-hydraulic balance is used in up-down parts(ram)to guarantee its stable and reliable movement.
采用直接法对滑枕位移公式进行微分，求出滑枕的速度及加速度公式。
The displacement formula of ram is differentiated directly, and the velocity and acceleration formulas are obtained.
本发明涉及一种滑枕的装配方法，特别是一种多功能精密镗铣床滑枕装配方法。
The invention relates to a ram assembly method, in particular to a ram assembly method for a multifunctional precise boring-milling machine.
本机床的启动与停止用一多片式离合器控制，滑枕的往复运动通过曲柄连杆机构实现。
The start and stop of the machine are carried out by a multiple-disk clutch and the reciprocation of the ram is achieved by a crank connecting link.
本机床的启动与停止用一多片式离合器控制，滑枕的往复运动通过曲柄连杆机构实现。
The start and stop of the machine are carried out by a multiple-disk clutch and the reciprocation of the ram is achieved by a crank connecting link.
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