JPH03116203U - - Google Patents

Description

[Brief explanation of the drawing]

FIG. 1 is an upper half longitudinal sectional front view showing a first embodiment of a rolling roll according to the invention; FIG. 2 is an explanatory diagram showing a situation in which the surface of the grooved portion of the rolling roll and the outer peripheral portions on both sides thereof are cut; FIG. 3 is an upper half longitudinal sectional front view showing a second embodiment of the rolling roll according to this invention, and FIG. 4 is an upper half longitudinal sectional front view showing a third embodiment of the rolling roll according to this invention. 1, 11, 21... Roll, 1a, 11a
, 21a...roll body, 1c, 11c, 21c
...Hole shape, 1d, 11d, 11e, 11f...Large diameter portion, 21d...Tapered portion.

Claims (1)

[Claims for Utility Model Registration] (1) In a rolling roll having grooves in the circumferential direction on the outer periphery of the roll body, the width of the roll in the area including the grooves is made smaller on the outer periphery of the roll, and the width of the roll is smaller than the roll axis. A rolling roll characterized by being enlarged closer to the center. (2) The roll width is gradually increased from the outer circumference of the roll to the side of the roll axis so that the width of the roll in the portion including the groove is smaller on the outer circumference of the roll and larger on the side of the roll axis. No.(1
) The rolling roll described in item 2. (3) The roll width is continuously increased from the roll outer circumference side to the roll axis side so that the roll width of the portion including the groove is smaller on the roll outer circumference side and larger on the roll axis side. No.(1
) The rolling roll described in item 2.