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宜春轴承厂在轴承磨削加工中大力推广使用陶瓷结合剂 CBN砂轮 ,取得了较好的经济效益。现以用 M2 2 4内圆磨床磨削轴承内孔Φ1 8+ 0 .0 40 mm为例 ,介绍如下 :1 .被加工零件情况 内孔磨削要求表面粗糙度 Ra0 .63μm,材料为 GCr1 5,硬度 HRC58～ 60 ,年产量 60 0 0 0 0件。2 .
Yichun Bearing Factory in the grinding process to promote the use of ceramic bearings CBN grinding wheel, and achieved good economic returns. Now use M2 2 4 internal grinder grinding bearing bore Φ1 8 +0 40 mm as an example, described as follows: 1. Machined parts in the case of hole grinding surface roughness Ra0. 63μm, the material is GCr1 5 , Hardness HRC58 ~ 60, annual output 60 0 0 0 0 pieces. 2 .