Thread cutting device

Details Thread cutting device Thread cutting device

1988-06-24

1990-07-31

Bilinsky, Z. R.

Cutting by use of rotating axially moving tool

Tool-support with means to move tool relative to tool-support

To move radially

10 96T, 408177, B23G 122

Patent

active

049446398

ABSTRACT:
A thread forming method and apparatus particularly suited for cutting tapered threads on round stock. The apparatus power feeds and rotates retreating die elements and includes mechanisms for quickly extending and retracting the die elements at the start and end of each threading cycle to achieve high production rates. The die elements include a face cutting edge which efficiently removes excess stock ideally in a single pass over the workpiece.

REFERENCES:
patent: 1647037 (1927-10-01), Duchesne
patent: 1844419 (1932-02-01), Borden
patent: 1852186 (1932-04-01), Nonneman
patent: 1936112 (1933-11-01), Jardine
patent: 2940093 (1960-06-01), Pealer
patent: 3118666 (1965-06-01), Brown, Sr. et al.
patent: 3165768 (1965-01-01), Herbkersman
patent: 3429206 (1969-02-01), Quackenbush
patent: 3597782 (1971-08-01), Quackenbush
patent: 3837240 (1974-09-01), Mundy
patent: 3864774 (1975-02-01), Fohl

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