Expandable wedge assembly for releasably securing an insert in a cutting tool
US4708536A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Nov 12, 1986 |
| Grant date | Nov 24, 1987 |
| Priority date | — |
| Expiry date | Nov 12, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T407/194
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An expandable wedge assembly which releasably secures a cutting blade or wafer like indexable insert in a pocket of a cutting tool. The wedge assembly includes flexible legs which expand or flex outwardly to secure the insert against a wall of the pocket and which unexpand or unflex to release the insert for indexing or replacement. Preferably, a screw and ball means movable in a bore in the wedge effect the flexing and unflexing of the wedge. A locater assembly for positioning the insert in the pocket also can be provided. Preferably, the structure and operation of the locator is similar to the structure and operation of the wedge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.