KNIFE CYLINDER, ROTARY DIE CUTTER, AFFIXATION DEVICE FOR BLADE MOUNTING BASE, AND AFFIXATION METHOD FOR BLADE MOUNTING BASE

WIPO Patent Application WO/2015/133174

A1

Provided are a knife cylinder, a rotary die cutter, an affixation device for a blade mounting base, and an affixation method for a blade mounting base. A knife cylinder is provided with a restraint member (71) disposed within an affixation hole (49) so as to be movable in the axial direction and so as not to be rotatable in the circumferential direction; a compression coil spring (73) for pressing the restraint member (71) inwardly of the affixation hole (49); an operating member (72) having a base end section provided with a dish section (101) which can engage with a blade mounting base (45), the operating member (72) also having a front end section entering the inside of the restraint member (71) through a mounting hole (48); a protrusion (74) provided to the restraint member (71); a helical groove (75) provided in the operating member (72), the helical groove (75) engaging with the protrusion (74) and being configured so that, when the operating member (72) rotates, the helical groove (75) can move the restraint member (71) from a first position to a second position against the pressing force of the compression coil spring (73); and a blocking groove (76) provided in the outer surface of the operating member (72) and blocking the rotation of the operating member (72) in the reverse direction when the restraint member (71) is located at the second position.

JPH10264098	PUNCHING DIE FOR PUNCHING MACHINE AND MANUFACTURE OF PUNCHING DIE
WO/2017/198622	A CUTTING SYSTEM, AND A METHOD FOR CUTTING A WEB OR SHEET OF MATERIAL

IWAI TAKANORI (JP)
MIYAKURA TOSHIAKI (JP)

PCT/JP2015/050867

September 11, 2015

January 15, 2015

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MITSUBISHI HEAVY IND PRINTING (JP)

B26F1/44; B26D1/36; B26D1/40; B26F1/38

JP2011173178A	2011-09-08
JP2001038692A	2001-02-13
JP2007136670A	2007-06-07
US20030066405A1	2003-04-10

See also references of EP 3098041A4

SAKAI, Hiroaki et al. (JP)
Hiroaki Sakai (JP)

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