Machine to sharpen bars to a point

Details Machine to sharpen bars to a point Machine to sharpen bars to a point

1994-09-20

1996-08-20

Bray, W. Donald

Metal deforming

By use of roller or roller-like tool-element

With carrier for roller-couple or tool-couple

72198, 72234, 72 128, B21B 3107, B21B 1500

Patent

active

055467822

ABSTRACT:
Machine to sharpen bars to a point, especially bars to be drawn, which comprises at least one sharpening assembly and at least one assembly for displacement of the bar in relation to the sharpening assembly, the sharpening assembly (31) consisting of two counterpart rolls (11) each of which contains on the plane of positioning of the bar a groove (24) including at least two sections of reduction, means (14-15) being comprised for the circumferential positioning of the rolls (11) at the desired section of reduction, there also being included at least one rolling assembly (27a) upstream of the sharpening assembly (31) and at least one rolling assembly (27b) downstream of the sharpening assembly (31), such rolling assemblies (27) operating on the bar on a plane substantially at a right angle to the plane of reduction.

REFERENCES:
patent: 2011802 (1935-08-01), Dieschier
patent: 3729973 (1973-05-01), Wykes
patent: 4041749 (1977-08-01), Veitl
patent: 4106352 (1978-08-01), Arndt
Soviet Inventions Illustrated, Week 12, May 5, 1982, Derwent Publications Ltd., London GB & SU-A-835554.

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