STIRRUP MAKING DEVICE Russian patent published in 2006 - IPC B21D11/10 B21D53/36 B21F45/16 

FIELD: apparatuses for forming bent metallic articles of elongated materials, possibly apparatuses for binding springs to units in furniture and automobile making industry branches at making mattresses, seat cushions for sofas and arm chairs.

SUBSTANCE: device includes built-up plate having two portions with equidistant mutually opposite surfaces. Between said surfaces there is gap equal at least to thickness of material for making stirrup. Surfaces of plate are rounded to side of working zone for forming stirrup. Upper part of plate is fixed relative to housing; its lower part is mounted on upper part with possibility of adjusting their mutual position in direction of feeding belt or in opposite direction. Lower part of plate is provided with screw having shoulder; upper part of plate is provided with doubled stop. Grooved members of said stop are mounted with gap. Thickness of shoulder is equal to gap between members of stop. Shoulder is arranged in said gap. Diameter of shoulder exceeds size of grooves of doubled stop.

EFFECT: simplified design, enhanced operational reliability, enlarged manufacturing possibilities of device.

1 dwg