A cold cutting knife for a hollow blow molding machine relates to the technical field of hollow blow molding machines. It comprises blades, blade fixing frames, rotating fixing clamps, a tool holder, a fixing plate, guide pillars, guide pillar sleeves, circlips, a cylinder fixing head and an air cylinder. A plurality of parallel blade fixing frames are respectively fixed on the tool holder through rotating fixing clamps, a blade is installed on each blade fixing frame, the guide pillar sleeves are installed on the fixing plate through circlips, the guide pillars are slidably inserted into the guide pillar sleeves, the air cylinder is installed on the fixing plate, and the cylinder fixing head is fixedly connected with the tool holder. The cold cutting knife for the hollow blow molding machine of the utility model has a greatly improved safety factor, and does not require electric heating of the blades. The adjustable blade angle makes product molding more efficient. The utility model has the advantages of simple structure, reasonable arrangement and low manufacturing cost.
Country Code: CN
Application Number: CN202022741599.8
