Manipulator head with grinding device for pipes or pipelines

US4601133A · kind A · utility

Assignee

• Kraftwerk Union Aktiengesellschaft · DE

Inventors

• Georg Gebald · Kirchehrenbach, DE
• Heinz Rohrich · Nürnberg, DE
• Clemens Dippold · Bamberg, DE
• Siegfried Forner · Erlangen, DE

Key dates

• Filing date: Jul 31, 1985
• Grant date: Jul 22, 1986
• Expiry date: Jul 31, 2005

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B24B5/40
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

A manipulator head for the remote-controlled positioning and operation of a grinding device within a pipe, which includes two support flanges having clamping devices and guide elements for extending the manipulator head; a frame rotatably mounted in the support flanges; a grinding device, fastened to the frame, with a drive and bearing member for a grinding tool, a drive device for axially adjusting the grinding device, and a feed device for radially fine-feeding the grinding tool, a motor for rotating the frame relative to the support flanges; feed line connections of the drive devices disposed on only one of the support flanges; the frame formed of two bearing flanges clamped together by spacer sleeves and clamping bolts; a base carriage guided on the spacer sleeves to travel axially to the manipulator head; a support carriage mounted on the base carriage and carring the drive motor for the grinding tool; a base plate secured, in parallel with the support flange, to the support carriage; the grinding tool comprised of a driven abrasive belt; and a retaining clip secured to the base plate.