Automatic hollow punch search method for die-cutting machines, p

Details Automatic hollow punch search method for die-cutting machines, p Automatic hollow punch search method for die-cutting machines, p

1982-06-02

1983-12-06

Kazenske, E. R.

Cutting

Processes

Blanking

83371, 83524, 83534, 83554, B26D 300

Patent

active

044185952

ABSTRACT:
Method for operating an automatic hollow punch search device and relevant control, for die-cutting machines, particularly for footwear production, in which a mobile head is associated to a device to move it to and fro, both horizontally and vertically, above a fixed faceplate on which the material to be cut is placed, together with a hollow cutting punch. The movement devices are automatically piloted by a drive circuit interlocked to manual starting device which provides means to carry out a complete head movement operating sequence from its positioning above the hollow punch to its lowering and return to the starting point after cutting.

REFERENCES:
patent: 3204506 (1965-09-01), Reinhold
patent: 3389628 (1968-06-01), Banks et al.
patent: 3402626 (1968-09-01), Banks
patent: 3533322 (1970-10-01), Offenstadt
patent: 3575077 (1971-04-01), Herdeg
patent: 3905265 (1975-09-01), Peterson et al.
patent: 4001645 (1977-01-01), Haas et al.

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