SLIDABLE COOLING PIN FOR POST MOLD COOLING

• Main Authors: UNTERLANDER, Richard Matthias, ARNOTT, Robin Alexander, POCOCK, John Francis Edward
• Format: Patent
• Language: English
• Published: 25.10.2018
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; MAKING GRANULES OR PREFORMS; PERFORMING OPERATIONS; PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

An apparatus includes a cooling pin to slidably extend from a frame and to be inserted into an injection molded article. The cooling pin is hollow to allow for flow of cooling fluid through the cooling pin. The cooling pin has a hole to be in fluid communication with a source of vacuum to draw cooling fluid within the injection molded article into the cooling pin. The cooling pin has a first position with respect to the frame, the first position to allow flow of cooling fluid through the hole. The cooling pin has a second position with respect to the frame, the second position to shut off flow of cooling fluid into the cooling pin.