JPS6353695U - - Google Patents

Description

[Brief explanation of the drawing]

FIG. 1 is a cross-sectional view showing an embodiment using a bag-making knife roll according to the present invention, FIG. 2 is a partially exploded perspective view of two knife rolls according to the present invention, and FIG. The figure is a plan view of FIG. 1, and FIG. 4 is a sectional view of the cutter roll. 1, 2... Roll, 3, 4... Cutting blade, 5, 6
... cutlery, 7, 8 ... cutter roll, 9 ... strip-shaped continuous base paper, 10 ... anvil roll.

Claims (1)

[Scope of utility model registration request] A cutter roll 7 in which cutlers 5 and 6 having square-shaped cutting blades 3 and 4 protruding from the circumferential surfaces of the two rolls 1 and 2, respectively, are attached to the left and right sides with their chevrons facing each other. and 8 are provided, and these cutter rolls 7 and 8 are spaced apart in the circumferential direction of an anvil roll 10 for winding and transporting a belt-shaped continuous base paper 9, and are placed on both sides of the continuous base paper 9 where the cutting blades 3 and 4 advance. A bag-making cutter roll arranged in parallel so as to rotate in contact with the anvil roll 10 in the opposite direction at the same circumferential speed, with the timing adjusted so that the left and right sides face each other separately, and the left and right sides are cut separately. .