Carriage drawing machine for uniformly drawing and longitudinall

Details Carriage drawing machine for uniformly drawing and longitudinall Carriage drawing machine for uniformly drawing and longitudinall

1977-08-29

1980-01-08

Larson, Lowell A.

Metal deforming

By pulling workpiece through closed periphery die

Utilizing specified work moving means

226166, B21C 128

Patent

active

041821505

ABSTRACT:
In a carriage drawing machine for uniformly drawing and longitudinally severing elongated material to be drawn, having two drawing carriages on a carriage bed, a drive shaft disposed parallel to the carriage bed and having two cams revolvable therewith for effecting reciprocating motion of the carriages in mutually opposite directions, a drawing jaw vise on each carriage for alternatingly gripping the material to be drawn, each of the vises having two drawing jaws held in a housing by a wedge structure with bearing rollers interposed which serves to self-lock during the drawing, and an after-connected severing device which is advanceable each time the drawn material is severed, the improvement wherein the two drawing jaws of each vise are disposed on top of one another and, within clamping travel distance, the lower one of the drawing jaws is movable parallel to the direction of drawing and the upper one of the drawing jaws is movable parallel to the wedge structure of the housing.

REFERENCES:
patent: 2646708 (1953-07-01), Nickas, Jr.
patent: 3247565 (1966-04-01), Griffin
patent: 3416350 (1968-12-01), Eagleson et al.
patent: 3690133 (1972-09-01), Hilgers
patent: 3844152 (1974-10-01), Peytavin

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