Mechanical press drive arrangement

US4138005A · kind A · utility

Assignee

• L. Schuler GmbH · DE

Inventors

• Franz Schneider · Göppingen, DE
• Eugen Waller · Göppingen, DE
• Wolfram Buchler · Donzdorf, DE
• Heinz Weber · Uerdingen, DE

Key dates

• Filing date: Mar 11, 1977
• Grant date: Feb 6, 1979
• Expiry date: Mar 11, 1997

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B30B15/10
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

A drive arrangement for a mechanically driven press with the press including at least one drive shaft mounted in a press frame and at least one eccentric or crank arranged on the drive shaft with a clutch being operatively connected to the drive shaft for permitting a press stroke operation upon engagement of the clutch. At least two hydraulic brakes are provided for braking the press between press strokes and a two system hydraulic circuit is provided for controlling the operation of the clutch and the at least two brakes.