SCREW FASTENING CONTROL SYSTEM AND SCREW FASTENING TOOL

摘要

PROBLEM TO BE SOLVED: To improve reliability and working efficiency of screw fastening work by a torque wrench. SOLUTION: Fastening information and fastening completion information for indicating a screw fastening state, are transmitted to a control device 16 from a screw fastening tool. These information are processed and controlled by the control device 16. The control device 16 sends back a reception confirmation notifying signal to the screw fastening tool when receiving the fastening completion information. The screw fastening tool has a receiving part for receiving the sent-back reception confirmation notifying signal and an output control part 28 for performing at least one of lighting and sound output in reception so that a worker can confirm completion of fastening on the hand side. COPYRIGHT: (C)2005,JPO&NCIPI