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    • 5. 发明授权
    • Apparatus for controlling operation of spinning frame in roving bobbin
exchange system
    • 用于控制粗纱机交换系统中纺纱机运行的装置
    • US4890452A
    • 1990-01-02
    • US280580
    • 1988-12-06
    • Hirotaka NishikawaSadao UkaiKanehiro Ito
    • Hirotaka NishikawaSadao UkaiKanehiro Ito
    • D01H13/16D01H9/00D01H9/04D01H9/08D01H13/14D01H13/24D01H15/013
    • D01H9/005D01H13/24
    • An apparatus for controlling a drive of each one of spinning frames forming a group, to which a conventional roving bobbin exchange operation for exchanging almost exhausted roving bobbins of the spinning frame with full packaged roving bobbins of a bobbin carrier on a supply rail arranged at a position close to and above the corresponding spinning frame by a known automatic apparatus mounted on a carrier which is capable of displacing along a track arranged on a floor of a spinning factory along an alignment of out-end frames of said spinning frames, is applied, wherein during the spinning operation, a residual roving quantity of the roving bobbins of each spinning frame is measured, while detecting a quantity of yarn wound on cops in each spinning frame, and when the above-mentioned measurement of a residual quantity of roving bobbins reaches a predetermined value, a first signal indicating this condition is issued, while the quantity of yarn wound on the cops is measured to detect a suitable condition to start the above-mentioned roving bobbin exchange operation, and when this suitable condition is detected, a second signal indicating this condition is outputted, then a signal calling the automatic apparatus is outputted based upon the logical product of these two signals, and an allowable time for the arrival of the automatic apparatus at a working position close to a particular position and close to the out-end frame of a spinning frame is set, and if the automatic apparatus for exchanging roving bobbins does not arrive at the above-mentioned working position within the allowable time, the drive of the spinning frame concerned is stopped by a means for controlling the drive of the spinning frames which cooperates with the measurement of a residual quantity of a roving bobbin and measurement of a quantity of yarn wound on the cops.
    • 6. 发明授权
    • Twist frame control method and apparatus
    • 扭框控制方法及装置
    • US4122654A
    • 1978-10-31
    • US817760
    • 1977-07-21
    • Leo A. Oswald
    • Leo A. Oswald
    • D01H13/24D01H1/36D01H13/32
    • D01H13/24
    • A twister apparatus and method in which filamentary material is wound onto rotating bobbins are provided. A guide rail reciprocates within a range for distributing the filamentary material onto the bobbins, and the guide rail range itself is reciprocated along the height of the bobbins to distribute the filamentary material over a plurality of portions of the bobbins. Means for measuring the yardage of the filamentary material onto the bobbins is provided. Means responsive to a predetermined yardage for determining the presence of the guide rail within one of a plurality of predetermined portions of the bobbins is provided. There is also provided means for discontinuing the movement of the guide rail at a preselected position within the range of reciprocation of the guide rail.
    • 提供了将丝状材料缠绕在旋转线轴上的捻线机装置和方法。 导轨在用于将丝状材料分配到线轴上的范围内往复运动,并且导轨范围本身沿着线轴的高度往复运动,以将丝状材料分布在线轴的多个部分上。 提供了用于测量丝线材料到筒管上的码数的方法。 提供了响应于预定码数的装置,用于确定在线轴的多个预定部分之一内的导轨的存在。 还提供了用于在导轨的往复运动范围内的预定位置停止导轨移动的装置。
    • 7. 发明授权
    • Auxiliary ring rail positioning means for textile twister or like machine
    • 辅助铁轨定位装置用于纺织机或类似机器
    • US3861130A
    • 1975-01-21
    • US40921873
    • 1973-10-24
    • SACO LOWELL CORP
    • VIDLER MICHAEL A
    • D01H1/36D01H9/14D01H13/24B65H54/28
    • D01H13/24D01H9/14
    • In immediate response to the detection by a yardage counter or the like of a full package condition at the textile machine, the auxiliary ring rail positioning means rapidly moves each ring rail of the machine directly and unidirectionally, from whatever random vertical position it might then occupy, to a preselected doffing position preferably located between and in spaced relation to the opposite ends of the normal path of reciprocatory movement of the ring rail. Upon each subsequently ensuing startup of the machine, the auxiliary ring rail positioning means rapidly reciprocates each ring rail, between the aforesaid preselected doffing position and the lower limit of the rail''s normal path of reciprocatory movement, for an adjustably variable time period sufficient to ''''tie-in'''' the yarn ends.
    • 立即响应于在纺织机器处的全包装状态的码数计数器等的检测,辅助环轨道定位装置可以直接和单向地快速地移动机器的每个环形轨道,从而可能随后占据的任何随机的垂直位置 到预选的落纱位置,优选地位于环形轨道的往复运动的正常路径的相对端之间并且与其间隔开。 在随后随后的机器启动时,辅助环轨道定位装置在上述预选落纱位置和轨道的正常往复运动路径的下限之间快速地使每个环形轨道往复运动,可调节的可变时间段足以 “领带”纱线结束。