Method of and apparatus for spinning yarn after break on workstation of a rotor-spinning machine

摘要

method zapru00e1du00e1nu00ed pru00edze after pretrhu on work place rotor dopru00e1dacu00edho machines opatrenu00e9ho ru00eddicu00ed unit (6) and separate drives at least podu00e1vacu00edho gear (14), a spring (2) fibres and towgear (3) vypru00e1danu00e9 pru00edze (11), which contains the steps of preparation pru00edze (11) for zapredenu00ed,steps of preparation spru00e1dacu00edho rotor (12) for zapredenu00ed and final zapru00e1dacu00ed steps in the ru00eddicu00ed unit (6) containing at least the start of the spring (2) fibres in ojednocovacu00edho gear (13),spustenu00ed zapru00e1dacu00edho end pru00edze (11) on the sbernou dru00e1zku spru00e1dacu00edho rotor (12), the movement of knotted coil (41) toward the drive cylinder (42), and the arrangement and winding pru00edze (11).the rate of the source (2) fibres, depending on the speed of recovery is vypru00e1danu00e9 pru00edze (11).the initiation and t finished zapru00e1dacu00edch step runs according to shape and current weight knotted coil (41) and / or the actual moment setrvacnosti knotted coil (41).