Heat preservation plate groove machining device

The utility model is applicable to the technical field of insulation board processing, and particularly relates to an insulation board groove processing device which comprises a support frame, a conveying mechanism for conveying an insulation board is arranged on the inner side of the support frame, a plurality of moving frames are arranged above the conveying mechanism, and cutters for slotting the insulation board are arranged at the bottoms of the moving frames. The cutters are connected with a rotating mechanism, the rotating mechanism is used for driving the cutters to synchronously rotate, the moving frame is connected with a mounting plate through an adjusting mechanism, the adjusting mechanism is used for adjusting the distance between the cutters, and the mounting plate is connected with the supporting frame through a first telescopic rod; the device is provided with a plurality of cutters, and the distance between the cutters can be adjusted, so that the device can change the distance between the do