Device to replace rolls on dual-purpose universal rolling stands

Details Device to replace rolls on dual-purpose universal rolling stands Device to replace rolls on dual-purpose universal rolling stands

1989-03-06

1996-03-12

Larson, Lowell A.

Metal deforming

By use of roller or roller-like tool-element

With carrier for roller-couple or tool-couple

B21B 3108

Patent

active

054976448

ABSTRACT:
Dual-purpose universal rolling stand, which is suitable to be equipped as a two-high rolling stand (113) and a universal rolling stand (213) and which cooperates with a standardized base plate (29) and comprises four housings (28) with outer support projections (41) and inner arms (47) including lateral position surfaces (48) and specific means to anchor main screwing-down screws (34) and also comprises standardized one-type bearing blocks (36) for the two purposes of the stand, the bearing blocks (36) cooperating with the housings (28) and the main screws (34) to form respectively two first housings/bearing blocks assemblies (30) and two second assemblies (24) of housings/bearing blocks/vertical rolling rings in which the third vertical rolling ring assemblies (25) are included, the first assemblies (30) or the second assemblies (24) being installed facing each other and reciprocally positioned by equipment holder bars (33) and (133) repectively. Device to replace rolls of dual-purpose universal rolling stands (13) whether they be two-high rolling stands (113) or universal rolling stands (213) wherein the stands (13) include first and second assemblies (24-30) which together perform the functions of a movable support, the two-high rolling stands (113) being capable of being converted into universal rolling stands (213) and viceversa, the device comprising a stationary framework (11) having at its center a movable platform (12) with at least two stations (15-16), two movable supports (17) being located axially to the rolls (14-114) as positioned in the first station (15) and being opposed to each other, each movable support (17) cooperating with an at least momentarily stationary standard (18).

REFERENCES:
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patent: 3782161 (1974-01-01), McGeeney et al.
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patent: 4715206 (1987-12-01), Forni
patent: 4905493 (1990-03-01), Benedetti
Danieli, Cartridge Stands, Mar. (1986).
865 Iron and Steel Engineer, vol. 59(1982) Nov., No. 11, Pittsburgh, PA, L. Forni, "Roll Stands In Modern Bar and Rod Mills."

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