A locking screw protective cover fool-proof device

Abstract

The utility model discloses a lock screw protection cover prevent stupid device relates to lock screw auxiliary technical field, including the protection bottom plate and protection cover plate of compressible, still include prevent stupid structure, prevent stupid structure is located between protection bottom plate and protection cover plate, and the input of first time delay switch is electrically connected with prevent stupid structure, and 12V power supply is connected with the input of first time delay switch, and the zero line of first power supply socket is connected with the anode of 12V power supply, and the fire line of first power supply socket is connected with the cathode of 12V power supply, the output of first time delay switch all are connected, and the fire line of second power supply socket is connected with the output of first time delay switch, and second power supply socket is connected with electric screwdriver plug, can carry out real -time detection to protection cover plate jig use state, and according to the on-off of electric screwdriver power of control result, thereby effectively prevent the operator under the condition of not using protection cover plate jig to carry out screw lock pay work, guarantee work safety, improve production efficiency and product quality.

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