The invention discloses a cold cutter parison cutting device for a hollow blow molding machine, relating to the technical field of injection molding machinery. It comprises a main frame; two sliding rails are arranged in the main frame; first sliding blocks are arranged on both sliding rails, a first tool rest is fixedly arranged on the two first sliding blocks, and a first blade is fixed on the first tool rest; lead screw fixing plates are arranged at the bottoms of the two first sliding blocks; a lead screw is rotatably arranged between the two lead screw fixing plates; a servo motor is fixed on one lead screw fixing plate and connected with the lead screw; a lead screw nut is arranged on the lead screw, and a pulley is rotatably arranged on the lead screw nut; a pulley guide plate is arranged at the top of one end of the main frame, a W‑shaped guide groove is arranged on the pulley guide plate, and the pulley is slidably arranged in the W‑shaped guide groove. The invention adopts the W‑shaped guide groove to form hard limiting, effectively avoids the problem of high‑temperature magnetic interference, realizes secondary cutting under one‑time transmission, and effectively solves the cutting problem.
Country Code: CN
Application Number: CN202210085747.6
