Drill point milling machine and method

Details Drill point milling machine and method Drill point milling machine and method

1983-03-02

1986-01-21

Briggs, William R.

Gear cutting, milling, or planing

Milling

Process

10 10R, 10 205, 409192, 409198, 409213, B23G 900

Patent

active

045654751

ABSTRACT:
A method and apparatus for milling drill points in screw blanks. Form relieved milling cutters are rotated at unusually high speeds to produce high performance screws at improved rates of production. The cutters can be adjusted in a simple manner to achieve variations in drill point geometry, and the speed of the cutters can be controlled to carefully maintain the quality of the products and maximize the life of the cutters.

REFERENCES:
patent: 1989667 (1935-02-01), Covill
patent: 3280412 (1966-10-01), Hanneman et al.
patent: 3422472 (1969-01-01), Pomernacki
patent: 3738218 (1973-06-01), Gutshall
patent: 3747143 (1973-07-01), Eager
patent: 3780389 (1973-12-01), Lindstrom
patent: 3933075 (1976-01-01), Peterson
patent: 4138754 (1979-02-01), Baer
patent: 4395173 (1983-07-01), Sygnator

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