Heat treatment box-type furnace

The utility model discloses a heat treatment box-type furnace which comprises a treatment chamber arranged on a furnace body, an electric heating plate is fixedly arranged in the treatment chamber, a control panel is fixedly arranged on the side wall of the furnace body, the control panel is electrically connected with the electric heating plate, a display screen is fixedly arranged on the control panel, two adjusting buttons are arranged on the control panel, and the display screen is electrically connected with the electric heating plate. A sealing door matched with the treatment chamber is connected to the furnace body through a hinge, a vacuumizing hole is formed in the upper side wall of the furnace body and is communicated with the treatment chamber, an anti-explosion pipe is fixedly mounted on the vacuumizing hole, and a fixing mechanism is mounted between the sealing door and the treatment chamber. The box-type furnace has the advantages that the interior of the furnace body can be vacuumized when nee