R-8 collet
OwnerMarc H Boisvertinventor
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Abstract
The present invention comprises an improved R-8 collet for insertion and attachment within a spindle of a milling machine. The R-8 collet comprises an elongated member having a first end of generally conical configuration with a bore arranged longitudinally therein. The R-8 collet has a second end with a gripping head thereon, for securement to a spindle in the machine. The gripping head comprises an enlarged member with a narrowed portion for gripping the R-8 collet within the spindle.
Claims8
An improved R-8 collet for use for holding a tool in a spindle of a milling machine, said R-8 collet comprising an elongated member having a first end of generally conical configuration with a bore arranged longitudinally therein, said R-8 collet having a second end for securement within a spindle in said machine, said improvement for said R-8 collet comprising:
- a spherically shaped gripping head arranged on said second end of said R-8 collet for securing said R-8 collet to a draw bar within said spindle;
- and
- a bore on said second end of said collet for receipt of said gripping head.
A method of providing a rapid, properly aligned series of successive tools in an R-8 collet, for use in a spindle of a vertical milling machine, without the requirement of re-adjusting the “Z” axis of each successive tool with respect to a work piece, comprising the steps of:
- placing a gripping head having a narrowed portion thereon, onto an upper end of a first R-8 collet having a tool therewith;
- sliding said gripping head into a spindle;
- gripping said narrowed portion of said gripping head within said spindle by a draw bar therewithin to secure said first R-8 collet for use in said machine.
Dependencies are inferred from the claim text.