Rolling block for rolling metallic bars or wires

Details Rolling block for rolling metallic bars or wires Rolling block for rolling metallic bars or wires

1994-03-17

1996-10-22

Larson, Lowell A.

Metal deforming

By use of roller or roller-like tool-element

Plural roller-couples

72224, 72238, 72237, B21B 1310, B21B 3900, B21B 3100

Patent

active

055665640

ABSTRACT:
A rolling block for rolling metallic bars or wires, has a plurality of rolling frames arranged on successive frame spots and each having three rollers arranged in a star-like manner and radially adjustable with respect to a longitudinal axis of a rolling product, a drive for driving the rollers and including separately regulatable motors, the rolling frames including less rolling frames than the frame spots, a first one of the rolling frames which is provided with a drawing pass being located at a first frame spot provided at an inlet side and having a separate front one of the motors, all of the rolling frames provided with finishing passes being located at last frame spots at an outlet side and driven by at least one rear motor, and all remaining rolling frames provided with drawing passes being located at frame spots which immediately follow the first frame spots or at frame spots immediately preceding the rolling frames with finishing passes and driven jointly by at least one central motor.

REFERENCES:
patent: 1762293 (1930-06-01), George et al.
patent: 2002266 (1935-05-01), Kral
patent: 3595055 (1971-07-01), Rohde
patent: 3952570 (1976-04-01), Demny et al.
patent: 4044586 (1977-08-01), Properzi

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