Trimming pipe bends

Details Trimming pipe bends Trimming pipe bends

1977-12-29

1979-10-09

Keenan, Michael J.

Cutting

Rotatable disc tool pair or tool and carrier

With means to support work relative to tool

72294, 72324, 72340, 83914, B23D 1908

Patent

active

041701577

ABSTRACT:
A machine for the trimming of a pipe bend held in a die in a machine frame has two hydraulic rams mounted at 45.degree., the piston rod of each ram carrying one of a pair of rotary cutting devices for trimming respective ends of the pipe bend. Under the two hydraulic rams there are arranged, each on a respective inclined guide way and likewise at an angle of 45.degree. in the machine frame, movable swarf or burr removing chamfering devices moving to bring their rotary cutter head coaxially into engagement with a respective trimmed end of the pipe bend.

REFERENCES:
patent: 1781567 (1930-11-01), Bohling
patent: 2516372 (1950-07-01), Cross
patent: 3183702 (1965-05-01), Zittell
patent: 3772946 (1973-11-01), Sarra
patent: 4043167 (1977-08-01), Koser

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