Intelligent correction device for steel wire rope of unmanned grab crane

The utility model discloses an intelligent correction device for a steel wire rope of an unmanned grab crane. A first electronic detection device and a second electronic detection device are fixedly arranged below a trolley walking mechanism; the first electronic detection device and the second electronic detection device are connected with the PLC system; the PLC system is connected with the cart frequency converter and the trolley frequency converter so as to control the cart frequency converter to be started and stopped according to the first PLC control signal. And controlling the trolley frequency converter to start and stop according to the second PLC control signal. The steel wire rope can be prevented from being out of the groove when the grab bucket is lifted, inclined pulling and inclined hoisting are eradicated, the working efficiency is improved, and the full bucket rate is guaranteed. And safe operation of equipment is guaranteed, wire and rope breakage, service life shortening and the like cause