沟曲率大小及沟位置对沟形偏差的影响

沟曲率大小及沟位置对磨加工沟形偏差的影响主要是因整沟磨削量不一致，在切入式磨削时破坏砂轮成型面，从而影响磨削后沟曲率圆度，即产生沟形误差。在同样沟位偏差情况下，沟道磨削余量月牙形分布比环形分布合理。附图３ 幅，表３ 个。

Influence ofgrooveform deviationinforming grinding caused bytrack radius and po sition ofthe raceway grooveis mainly dueto non uniform grinding amount ofentire raceway groove ,and surface damage ofgrinding wheel,thusitinfluencesroundnessofraceway groove curvature aftergrinding , i.e .the deviation ofraceway groove form iscaused .Underthe circumstances ofsameraceway groove po sition deviation ,crescentdistribution is morereasonablethan ring shaped distributionforraceway grind ing allowance .