Optimization of Steering System of Forklift Vehicle for Idle Performance

Table 1

Modal frequency and shapes of steering system.

Order	Modal shape	FE modal frequency	Experimental modal frequency	Relative difference
1	Steering wheel’s left and right movement	24.01	25.74	7.2%
2	Steering wheel’s pitching motion	27.63	28.24	2.2%
3	Steering system’s left and right movement	76.91	—	—