The utility model discloses a drying furnace for inductance coils, the workstation passes through support column and universal wheel fixed connection, be equipped with transport mechanism on the workstation, the last drying device that is equipped with of transport mechanism, drying device's upper end is equipped with vacuum pump and vacuum meter in proper order, drying device's inside top is equipped with electric heater unit, electric heater unit's bilateral symmetry is equipped with and separates real hollow core door, the upper end that separates real hollow core door is equipped with the polyurethane rigid foam heat preservation, the lower extreme that separates real hollow core door is equipped with the dimension and receives the insulating layer, the dimension is received the insulating layer and is passed through the gluing agent and be connected with glass fiber insulating layer viscidity. The utility model discloses a design scientific and reasonable, degree of automation is high, conveniently carries out big drying in batches, has reduced the cost of labor widely, and is thermal -insulated more stable with thermal insulation performance, avoids inductance coils to take place the oxidation at high temperature to can guarantee the quality after the inductance coils drying.