Cutting tool assembly having an exchangeable adaptor
US5833403A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 11, 1996 |
| Grant date | Nov 10, 1998 |
| Priority date | — |
| Expiry date | Sep 11, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T407/2288
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A cutting tool assembly comprises a tool shank having a shank holding portion and an exchangeable adaptor. The adaptor has an adaptor mounting portion to be secured to the shank holding portion with clamping means, and an insert retaining portion for retaining a replaceable cutting insert, the insert retaining portion projecting outwardly from the adaptor mounting portion. The adaptor mounting portion has a side wall formed with a protrusion which has a protrusion abutting surface substantially parallel to the side wall. The shank holding portion has a face surface generally parallel to the side wall of the adaptor mounting portion and formed with a recess mating with and capable of receiving the protrusion of the adaptor mounting portion. The clamping means comprises an adaptor through bore formed adjacent a rear end of the adaptor and passing through the protrusion, a threaded bore formed in the shank holding portion and aligned with the adaptor through bore, and a clamping screw. The rear end of the adaptor is formed with a transverse slit merging with the adaptor through bore, and at least a portion of the through bore, which is disposed in the protrusion, tapers in the directi…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.