Linear cutting guide wheel for linear cutting machine tool

The utility model discloses a linear cutting guide wheel for a linear cutting machine tool, which comprises a guide wheel mechanism, a guide wheel frame mechanism and a fixing mechanism, the guide wheel frame mechanism is arranged at the top and the bottom of the guide wheel mechanism, and the fixing mechanism is arranged in an inner cavity of the guide wheel frame mechanism. By arranging the fixed frame, the metal column, the third metal rod and the threaded sleeve, when the device needs to be disassembled and assembled, the metal column is rotated to drive the third metal rod and the threaded sleeve to rotate in the inner cavity of the fixed frame, so that the connection between the threaded sleeve and the guide wheel mechanism is released; by adjusting the position distance between the fixing frame and the metal column, the problems that when an existing cutting guide wheel is used, a special dismounting device is needed for dismounting the guide wheel, and due to the fact that the special accessories cann