Analysis of Vibration of Roadheader Rotary Table Based on Finite Element Method and Data from Underground Coalmine

Figure 7

First six modal vibration modes of the rotary table.

(a) First order of vibration

(b) Second order of vibration

(c) Third order of vibration

(d) Fourth order of vibration

(e) Fifth order of vibration

(f) Sixth order of vibration