Plastic thermal insulation material cutting device

The utility model relates to the technical field of thermal insulation materials, and discloses a plastic thermal insulation material cutting device which comprises a bottom plate, supports are fixedly connected to the upper end face of the bottom plate, a connecting rod is slidably connected to the upper end faces of the two supports, and a cutter is fixedly connected to the middle of the lower end face of the connecting rod. The middles of the left side and the right side of an inner cavity of the support are in threaded connection with fixing devices, and the storage device is slidably connected to the middle of the supporting column. According to the plastic thermal insulation material cutting device, a connecting rod slides front and back through a support arranged on a bottom plate, then a cutter on the lower end face of the connecting rod moves front and back, a fixing device on the upper portion of the bottom plate contracts inwards, the effect of cutting a thermal insulation material during use is ac