| 摘要 |
An apparatus for operating and programming a ring spinning frame, comprises an actuation device (50), to activate the driving means depending on the speed instructions, and an electronic programming device (60) which can be programmed to set the progress of the count and/or twist along the length of a yarn. The electronic programming device (60) comprises a first interface (62) suitable for designing the profile of a slub and conversion means (90) suitable for converting the parameters of the profile of the designed slub into speed instructions for the actuation device. |
