Deep rolling tool with force adjustment

US9452468B2 · kind B2 · utility

Assignee

• UNITED TECHNOLOGIES CORPORATION · US

Inventors

• Justin R. Hawkes · Marlborough, US
• Eric D. Gray · Wallingford, US
• Tahany Ibrahim El-Wardany · Bloomfield, US
• Daniel V. Viens · Mansfield Center, US

Key dates

• Filing date: Dec 11, 2014
• Grant date: Sep 27, 2016
• Expiry date: Dec 11, 2034

Classification

• Technology area (CPC —): General

Abstract

A device and methods are provided for deep rolling. In one embodiment, a deep rolling tool for applying compressive stress with rolling elements includes a flexible fork having a base section and a plurality of fork arms and a plurality of rolling elements, wherein each rolling element is mounted to a fork arm with eccentric roller bushings, wherein each rolling element is mounted at the distal end of a fork arm, and wherein the rolling elements are configured to apply a compressive stress to articles received by the deep rolling tool.