Tool holding apparatus in an NC lathe

Details Tool holding apparatus in an NC lathe Tool holding apparatus in an NC lathe

1977-08-08

1978-07-18

Hinson, Harrison L.

Turning

Severing or cut-off

Interrelated means for tool infeed and circumrotation

82 2B, 82 21A, B23B 2100, B23B 300

Patent

active

041008260

ABSTRACT:
An NC lathe, which comprises: a cross slide; plural tool post assemblies mounted on said cross slide in parallel with a main spindle, said tool post assembly including a lower slide post which moves on the cross slide and an upper slide post which is mounted on said lower slide post and is movable in a direction parallel to the main spindle; an oil pressure cylinder and a stop signal generator installed on said lower slide post, said oil pressure cylinder including a piston which moves within the cylinder and is associated with the upper slide post; and a means to actuate the top signal generator at the termination of forward and backward stroke of the upper slide post, which is installed on said slide post.

REFERENCES:
patent: 1514352 (1924-11-01), Taylor et al.
patent: 2338125 (1944-01-01), May
patent: 2467276 (1949-04-01), Slater
patent: 3156144 (1964-11-01), Weaver
patent: 3238622 (1966-03-01), Bullard
patent: 3282138 (1966-11-01), Stockmann et al.

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