WIRE FEEDER Russian patent published in 2017 - IPC B21C47/00 B21C47/34 

FIELD: technological processes.

SUBSTANCE: wire feeder comprises of a frame with a feeding mechanism in the form of three pairs of similar drive rollers coaxially attached to the gear wheels. The first drive rollers are mounted on the plane of the frame with their rotational axes arranged in a line parallel to the fed wire, and each of the second drive rollers is spring-loaded relative to the first drive roller and is rotatable at the end of the rocker arm. The device is provided with additional gear wheels equipped with similar gears of the first drive rollers which are engaged with them and located on the plane of the frame and rotatable between the first drive rollers and a wire tension sensor in the form of a load cell, located after the last pair of the drive rollers in the wire direction and containing pair support rollers and a measuring roller located between them and connected with the load cell.

EFFECT: increase in the operation efficiency and reliability.

3 cl, 3 dwg