OPERATION DEVICE OF WORK MACHINE, CONTROL DEVICE OF WORK MACHINE PROVIDED WITH THE OPERATION DEVICE AND CRANE

摘要

PROBLEM TO BE SOLVED: To provide an operation device of a work machine capable of easily grasping an operation position of a single operation mode of an actuator, and performing smooth turning operation while coming into contact with a guide part in a simultaneous operation mode.;SOLUTION: An operation device 30 has a joy stick type first operation switch 41, and the first operation switch 41 has a circular first guide ring 36. The first guide ring 36 has a first opening 361, and first to fourth grooves 363 to 366 which correspond to a single operation mode and can receive a part of a tilted joy stick are formed on an inner peripheral surface of the first guide ring, and first to fourth curve surfaces 367 to 370 which correspond to the simultaneous operation mode and guide a turning operation of the joy stick are formed between the respective two grooves.;SELECTED DRAWING: Figure 5;COPYRIGHT: (C)2018,JPO&INPIT