Attention to NSK bearing ring raceway grinding

Source: Bearing network time: 2014-02-03

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NSK bearing ring raceway grinding has the following characteristics:
1. Compared with the grinding of other surfaces; NSK bearings have higher processing quality requirements for the upper process. The accuracy of the upper process will directly affect the grinding quality of the raceway; for example, if the radius of curvature of the raceway is not ensured in the upper process; In the grinding process of the deaf process, it is difficult to process the ferrule with a satisfactory curvature of the raceway.
2. In the outer race grinding process of NSK bearing ball bearings; the contact area between the grinding wheel and the workpiece is large; the grinding heat is large and the cutting fluid cannot be injected into the grinding zone; therefore, if the grinding parameters are not properly selected, grinding will occur. Cracks and burns.
3. When the outer raceway is ground; due to the influence of the spatial orientation; the diameter of the grinding wheel is smaller than that of the è™¼ å® å® ã·æ„Ž ã·æ„Ž ã·æ„Ž ã·æ„Ž çº³ çº³ çº³ çª’å’šä¿£é¾‹ å²£å‘± å²£å‘± å²£å‘± å²£å‘± å²£å‘± å²£å‘± å²£å‘± å²£å‘± å²£å‘±

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