An automatic yarn piecing apparatus and a method thereof

Abstract

The present invention relates to an automatic yarn piecing apparatus (9) of a textile ring spinning machine (1) and a method of piecing the broken yarns to drafted fibre strands. The yarn piecing apparatus (9) comprises a lifting unit for lifting the broken yarn from the cop (8), a suction unit (10) adapted to accommodate the broken yarn lifted by the lifting unit, and a piecing unit (11) configured to join a tail end (15) of the broken yarn to a fibre strand drafted by a drafting unit (4). The piecing unit (11) comprises a positioning device (12) adapted to perform an over piecing process to merge the tail end (15) of the broken yarn to the fibre strand.