根据定梁龙门铣磨床的功能需求，采用了砂带磨削对工件进行磨削加工。

According to the function requirement of fixation-girder portal Milling-grind machine, the abrasive belt grinding is used to grind machining the workpiece.

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根据市场需要，自行开发研制了一种新型专用设备一定梁龙门铣磨床。

Acroding to market demand, we have developed a new special equipment-fixation-girder portal milling-grind machine.

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本文介绍了用于B2116大型龙门刨铣磨床的快速随动数控单元，阐述了其工作原理及主要技术问题。

Based on this principle, a rapid servo nc unit is designed for B2116 heavy duty gantry type planing - milling -grinding machine. This paper introduces its principle and main technical problems.

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