B - Operations – Transporting – 65 – H
Patent
B - Operations, Transporting
65
H
164/62
B65H 35/02 (2006.01) B26D 7/26 (2006.01)
Patent
CA 1076020
ABSTRACT OF THE DISCLOSURE A tool positioning apparatus which is adapted to posi- tion 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 para- llel to said shafts by driving motors which are numerically controlled by a positioning controller and which have shift- ers insertably engageable with pairs of tool holders corres- ponding 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. -1-
313091
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