FIELD: process engineering.
SUBSTANCE: invention relates to metal forming, namely, to rotary drawing. Case has ears to receive swinging double-arm levers fitted on axle. Forming roll is fitted on one arm or every lever to run thereon. Opposite arm of the lever is propped up by resilient element arranged in case opening. Arbour is composed of central rod with working cone secured thereat.
EFFECT: higher quality of finished products, lower costs.
4 cl, 1 dwg
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