Precision boring tool and method of producing tool cartridge

Metal working – Method of mechanical manufacture – Combined manufacture including applying or shaping of fluent...

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408153, 408181, B23P 1500, B23B 5100

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active

053966937

ABSTRACT:
A removable boring tool cartridge has a cylindrical tool carrier axially adjustable in a bore in a cartridge housing by means of an adjusting screw having a head rotatably adjustable in the bore of an annular thrust bearing, which is secured around the outside thereof in one end of the bore in the housing by an injection molded plastic safety ring. The adjusting screw has an externally threaded shank that projects in radially spaced coaxial relation into a bore in one end of the tool carrier, to the opposite end of which is fastened an insert holder. A plastic sleeve nut is injection molded into the radial space in the bore in said tool carrier to surround and have driving engagement with the externally threaded shank of said screw.

REFERENCES:
patent: 2282919 (1942-05-01), Zempel
patent: 3937587 (1976-02-01), Lindem
patent: 4018342 (1977-04-01), Lindsay
patent: 4398854 (1983-08-01), Pape et al.
patent: 4723767 (1988-02-01), McPherson et al.
patent: 4761103 (1988-08-01), Krstovic
patent: 4784536 (1988-11-01), Pfalzgraf
patent: 4790971 (1988-12-01), Brown et al.

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