Injection mold easy to dissipate heat

The utility model belongs to the technical field of injection molding, and discloses an injection mold easy to dissipate heat, which comprises a base, support columns are fixedly mounted at the left end and the right end of the top of the base, a lower cooling box is fixedly mounted at the top of the base, and a telescopic column is fixedly mounted in the lower cooling box. An upper cooling box is fixedly installed on the top of the telescopic column, two screws are installed on a top bearing of the supporting column, and two first bidirectional motors are fixedly installed on the right side of the supporting column. The first bidirectional motor is controlled to drive the screw to rotate the movable sliding seat to adjust the position of the servo motor, and the second bidirectional motor is controlled to drive the internal screw to rotate so as to adjust the position of the third bidirectional motor in the transverse adjusting rod. A third two-way motor is controlled to rotate to drive an internal screw rod