Double-row sliding door pulley

The utility model discloses a double-row sliding door pulley which comprises an installation frame and installation holes, and the installation holes are formed in the surface of the installation frame. The butt joint gasket is fixedly connected to the outer wall of the mounting frame, an inner hexagonal knob is arranged on the side of the mounting frame, and a connecting lead screw is fixedly connected to the end of the inner hexagonal knob; the sliding seat is in threaded connection with the outer part of the connecting screw rod, and the end part of the sliding seat is fixedly connected with a limiting block; the connecting sliding groove is formed in the inner side of the mounting frame; the supporting frame is fixedly connected to the bottom of the sliding base, and pulleys are movably installed on the side of the supporting frame. According to the double-row sliding door pulley, the distance between the pulleys on the two sides is adjusted by making the pulleys on the two sides move in the opposite dire