Large infusion plastic bottle tracking heating device

A large infusion plastic bottle tracking heating device comprises a heating tube, characterized in that the heating tube is connected through a bearing seat on a fixed plate driven by a double piston cylinder to move back and forth; a bearing seat is provided with a bearing; a tracking cam is arranged The corresponding position of the heating pipe, the connecting rod is connected with the heating pipe and touches the tracking cam. A reset spring is also arranged on the fixing plate, one end of the spring is fixed on the fixing plate, and the other end is connected with the heating tube. The utility model has the advantages of simple structure design, good heating effect, small heat deformation, and the use of tracking heating mode, which can extend and select heating and cover pressing time, has good versatility, small deformation after heating, and easy guarantee between the same bottle mouth and cover The minimum clearance, cover the mouth is of good quality. The utility model is suitable for the fields of pharmaceutical machinery and food machinery.