采煤机齿轮节圆定位内圆夹具的设计

Design of Holder for Hole Grinding Positioning on Pitch Circle of Shearer's Gear

针对采煤机齿轮种类繁多和小批量生产的特点,设计并制造了基于节圆定位的磨内孔工装。研究成果对控制产品精度的稳定性,提高生产率,推动车间技改等方面具有重要的意义。

According to the varieties types and small manufacture quantities of shearer＇ s gears, designs a holder for hole grinding of gear positioned on the pitch circle. The research results in stable controlling, product precision and improving production efficiency. Thus, it is of great significance.