Tie rod connection for die closing unit of injection molding machine

US4021181A · kind A · utility

Inventor

• Karl Hehl · Usedom, DE

Key dates

• Filing date: May 25, 1976
• Grant date: May 3, 1977
• Expiry date: May 25, 1996

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S425/223
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A tie rod connection for the die closing unit of an injection molding machine in which the tie rods, extending on either side of the injection molding die between die plates or other thrust members, are connected thereto with a connection that includes a split abutment ring received inside a groove of the tie rod located outside the thrust member and a clamping cap retaining the abutment ring while preloading the connection between the tie rod and the thrust member.