A new type of pneumatic micro-displacement actuator is introduced so as to the micro feed control for precision machine tools.
为便于精密机床的微进给控制，研究了一种新型的气压式微位移驱动器。
Ball screw using ball movement, so the starting torque is very small, does not appear sliding movement crawling phenomenon, so can ensure accurate micro feed.
滚珠丝杠利用的是滚珠运动，因此启动力矩极小，不会出现滑动运动那样的爬行现象，故而能保证实现精确的微进给。
Secondly, dynamic analysis of the key components made of AGC or casting iron was carried out, together with the analysis of micro feed mechanism.
其次，对可采用人造花岗岩材料的磨床结构主要部件和微进给机构进行动态性能分析。
The cutting experimental result shows that the machining accuracy of the workpiece can be improved effectively by using the developed micro-feed device.
切削实验表明，采用二维微量进给机构能有效提高加工精度。
Time-base method of PMAC and linear motor's micro-feed motion and electrical spindle unit's high-speed performance were used to accomplish high-speed grinding manufacture of elliptic parts.
研究PMAC的时间基数控制法 ，结合直线电机的微量往复进给运动和电主轴单元的高速性能 ，来实现非圆工件的磨削加工。
With the linear motor as the micro-feed servo mechanism, the numerical control machine can solve non-circular machining problem.
数控机床采用直线电机作为刀具的伺服进给机构，可以解决非圆零件的加工问题。
For the system of macro micro-feed table, a micro-feed table in macro-micro dual system was designed by using of flexure hinge.
针对宏微进给系统，利用弹性铰的微变形原理设计了宏微系统中的微动台。采用最小位能原理推导出一般弹性铰的二维刚度矩阵；
For the system of macro micro-feed table, a micro-feed table in macro-micro dual system was designed by using of flexure hinge.
针对宏微进给系统，利用弹性铰的微变形原理设计了宏微系统中的微动台。采用最小位能原理推导出一般弹性铰的二维刚度矩阵；
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