Grab bucket guide rope roller device with good lubricating effect

The utility model provides a grab bucket guide rope roller device with a good lubricating effect, and belongs to the technical field of roller lubrication. The grab bucket guide rope roller device with the good lubricating effect comprises a roller piece and a fixing frame. The roller part comprises positioning blocks, a sleeve and a first roller, a rope guide rolling shaft is arranged between the positioning blocks, a thrust bearing is arranged on one side of the sleeve, the first roller is fixedly connected to the rotating end of the thrust bearing in a sleeving mode, a main lubricating groove is formed in the rope guide rolling shaft and penetrates through one end of the rope guide rolling shaft, and the main lubricating groove is connected with the first roller in a sleeving mode. Branch lubricating grooves are formed in the two sides of the main lubricating groove correspondingly, lubricating liquid can be conveniently poured into the rope guide rolling shaft through the main lubricating groove, the lubr