INJECTION MOLDING MACHINE

• Main Authors: MOROZUMI TOMOHITO, ITO YOSUKE, TANAKA YOSHITADA
• Format: Patent
• Language: English; Korean
• Published: 27.04.2020
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; 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

Provided is an injection molding machine for preventing leakage of a lubricant. The injection molding machine comprises a toggle mechanism for connecting a movable platen and a rear platen. The toggle mechanism includes: a plurality of links; a first connecting unit which connects the movable platen and the plurality of links; a second connecting unit which connects the plurality of links; and a third connecting unit which connects the rear platen and the plurality of links. At least one connecting unit among the first to third connecting units includes: a bush; a connecting pin which is inserted into the bush; a supplying path which supplies the lubricant to a bearing gap between the bush and the connecting pin; a discharging path which discharges the lubricant from the bearing gap; a sealing member which seals the bearing gap; and an abrasion detecting unit which detects abrasion of a sliding surface of the bush and the connecting pin. 윤활제의 누출을 방지하는 사출성형기를 제공한다. 가동플래튼과 리어플래튼을 연결하는 토글기구를 갖는 사출성형기로서, 토글기구는, 복수의 링크와, 가동플래튼과 링크를 연결하는 제1 연결부와, 링크끼리를 연결하는 제2 연결부와, 리어플래튼과 링크를 연결하는 제3 연결부를 갖고, 제1 내지 제3 연결부 중 적어도 하나의 연결부는, 부시와, 부시에 삽통되는 연결핀과, 부시와 연결핀과의 간극인 베어링간극에 윤활제를 공급하는 공급로와, 베어링간극으로부터 윤활제를 배출하는 배출로와, 베어링간극을 시일하는 시일부재와, 부시 및 연결핀의 슬라이딩면의 마모를 검지하는 마모검지부를 갖는, 사출성형기.