Tool positioning apparatus

Details Tool positioning apparatus Tool positioning apparatus

1978-10-12

1980-09-30

Yost, Frank T.

Cutting

With control means responsive to replaceable or selectable...

83479, 83482, 83499, B26D 124

Patent

active

042248477

ABSTRACT:
A tool positioning apparatus which is adapted to position by numerical control a plurality of pairs of tools attached to a pair of parallel shafts so that longitudinal slits, scores or the like may be produced along a web of board such as corrugated board conveyed through between said pair of shafts is provided with a tool positioning apparatus, said apparatus comprising tool feed control devices which are provided correspondingly to the number of said pairs of tools and are movable respectively on a guide member disposed parallel to said shafts by driving motors which are numerically controlled by a positioning controller and which have shifters insertably engageable with pairs of tool holders corresponding thereto respectively on which said pairs of tools are fixed; and a moving device which enables said shifters to engage with and disengage from simultaneously said pairs of tool holders corresponding thereto respectively.

REFERENCES:
patent: 3583270 (1971-06-01), Webb
patent: 3646418 (1972-02-01), Sterns et al.
patent: 3956957 (1976-05-01), Corse
patent: 4033217 (1977-07-01), Flaum et al.
patent: 4095511 (1978-06-01), Woolston

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