Analysis of the Creeping Phenomenon of Linear Feed System Based on the Rigid-Flexible Coupling Model

Table 1

Dynamic parameters of the bolted fixed joints.

Joints	Normal stiffness,	Normal damping,	Tangential stiffness,	Tangential damping,
Base guide	43.47
Base-bearing seat	12.15
Workbench slider	10.85
Workbench-nut seat	11.07
Nut-nut seat	7.83