Shock and Vibration / 2015 / Article / Tab 2

Research Article

Effect of Stiffness of Rolling Joints on the Dynamic Characteristic of Ball Screw Feed Systems in a Milling Machine

Table 2

Stiffness of rolling joints in feed system.

Normal stiffness of rolling guide (N/um)Tangential stiffness of rolling guide (N/um)Axial stiffness of screw (N/um)Stiffness of ball screw (N/um)Axial stiffness of bearings (N/um)Axial equivalent stiffness (N/um)

156112443290503130

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