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    • 5. 发明授权
    • Electric motor drive for a sewing machine, especially an industrial
sewing machine
    • 缝纫机用电动机,特别是工业缝纫机
    • US4807548A
    • 1989-02-28
    • US121700
    • 1987-11-17
    • Gustav RohrGerd Nohl
    • Gustav RohrGerd Nohl
    • H02P8/42D05B69/18D05B69/22D05B69/12
    • D05B69/22
    • In a drive for a sewing machine, especially an industrial sewing machine, with a needle that can be reciprocated between an upper and lower end position by a sewing machine main shaft, in which the drive is in direct driving connection with the main shaft and can be controlled at variable speed through a control system, provision is made for improving the dynamic performance of the combination of drive and sewing machine by equipping it with at least one input switch connected electrically to the control system for the input of command pulses for the step-wise actuation of the drive such that with each command pulse a certain, defined amount of movement of the drive and hence of the main shaft is triggered.
    • 在用于缝纫机,特别是工业缝纫机的驱动器中,具有能够通过缝纫机主轴在上下位置之间往复运动的针,其中驱动器与主轴直接驱动连接,并且可以 通过控制系统以可变速度进行控制,提供驱动和缝纫机组合的动态性能,通过装配至少一个与控制系统电连接的输入开关,用于输入步骤的命令脉冲 驱动器的方向驱动,使得通过每个指令脉冲触发驱动器和因此主轴的一定的限定量的运动。
    • 7. 发明授权
    • Sewing machine driving system
    • 缝纫机驱动系统
    • US4714039A
    • 1987-12-22
    • US919177
    • 1986-10-15
    • Masami Shimada
    • Masami Shimada
    • H02P25/04D05B69/12D05B69/22D05B69/26H02P3/06H02P25/08H02P27/06
    • D05B69/22
    • A sewing machine driving system comprises: a reluctance motor operatively coupled to a sewing machine main shaft and having a stator and a rotor; a drive circuit for driving the reluctance motor; an angular position detector for detecting the angular position of the rotor with respect to the stator; a needle position detector for detecting the position of a sewing needle connected to the main shaft; a first control unit responsive to a drive command and a signal from the angular position detector for driving the reluctance motor at variable speeds; and a second control unit responsive to a stop command and signals from the angular position detector and the needle position detector for braking the reluctance motor to stop the sewing needle in a prescribed needle position.
    • 缝纫机驱动系统包括:磁阻电动机,其可操作地联接到缝纫机主轴并具有定子和转子; 用于驱动磁阻电动机的驱动电路; 角位置检测器,用于检测转子相对于定子的角位置; 针位置检测器,用于检测连接到主轴的缝纫针的位置; 响应于驱动命令的第一控制单元和来自角位置检测器的用于以可变速度驱动磁阻电动机的信号; 以及第二控制单元,其响应于停止命令和来自角位置检测器和针位置检测器的信号,用于制动磁阻电动机,以将缝纫针停止在规定的针位置。
    • 8. 发明授权
    • Sewing machine drive control
    • 缝纫机驱动控制
    • US4563964A
    • 1986-01-14
    • US453886
    • 1982-12-20
    • Gunnar O. M. Sjodin
    • Gunnar O. M. Sjodin
    • D05B69/22D05B69/26
    • D05B69/22
    • A driving control device for an electronic sewing machine has a computer and an automatic needle stop system. The needle stopping arrangement is responsive to operation of the foot control regulator, and is arranged to stop the needle in its upper position in response to a first raising of the regulator, and is responsive to a second raising of the regulator within a half cycle of the machine operation for stopping the needle at its lowermost position.
    • PCT No.PCT / SE82 / 00106 Sec。 371日期1982年12月20日 102(e)1982年12月20日日期PCT提交1982年4月5日PCT公布。 公开号WO82 / 03879 日期:1982年11月11日。电子缝纫机的驱动控制装置具有计算机和自动针停止系统。 针停止装置响应脚控制调节器的操作,并且被布置成响应于调节器的第一升高而将针停止在其上部位置,并且响应于调节器在半周期内的第二次升高 用于将针停止在其最下位置的机器操作。
    • 9. 发明授权
    • Sewing machine with an automatic buttonhole stitching device
    • 缝纫机具有自动扣眼缝纫装置
    • US4509441A
    • 1985-04-09
    • US396692
    • 1982-07-09
    • Yoshimichi TamiyaYasukata Eguchi
    • Yoshimichi TamiyaYasukata Eguchi
    • D05B3/06D05B69/22D05B3/02
    • D05B3/06D05B69/22D05D2305/345
    • Stitches have once been formed in a sewing machine in four steps to produce a buttonhole, the number of the stitches to be used in each of the steps are stored in a memory, and the stitches in each step are formed with the number of stored stitches for following buttonhole such that all sizes of the buttonholes are made of the same size. The sewing machine is provided with a central circuit which includes a pattern selecting device which selects a cam from a plurality of pattern cams in correspondence to stitching of the designated step in producing the buttonholes. An electronic control device provided in the sewing machine stores the number of stitches formed in accordance with each of the steps with the memory designation, and a stitching mode check device designates a subsequent step in each of the steps. An indicating device provided in the central circuit indicates this designation, and the buttonhole is repeatedly formed. A machine motor control circuit stops a machine motor at completion of the number of stitches stored in each step and the machine motor again starts with selection of new patterns of the stitches.
    • 在缝纫机中已经以四个步骤形成缝合线以产生纽扣孔,每个步骤中要使用的线圈的数量被存储在存储器中,并且每个步骤中的线圈形成有多个存储的线圈 用于跟随纽扣孔,使得所有尺寸的纽扣孔都具有相同的尺寸。 缝纫机设置有中央电路,该中央电路包括:图案选择装置,其从与指定步骤的缝合对应的多个图案凸轮中选择凸轮,以产生按钮。 设置在缝纫机中的电子控制装置将根据每个步骤形成的针数存储有存储器指定,并且拼接模式检查装置指定每个步骤中的后续步骤。 设置在中央电路中的指示装置指示该指定,并且重复地形成扣眼。 机器电机控制电路在完成每个步骤中存储的针数后停止机器电动机,并且机器电动机通过选择新的针迹图案再次开始。
    • 10. 发明授权
    • Dual position needle positioner for stitching machines
    • 双针定位器用于拼接机
    • US4270474A
    • 1981-06-02
    • US67626
    • 1979-08-17
    • William A. Tice
    • William A. Tice
    • D05B69/22
    • D05B69/22
    • A needle positioner for a stitching machine for positioning of such needle selectively in an up or down position. The positioner is pneumatically powered and adapted to be installed on existing machines. The needle positioner functions to selectively position the needle in an up position or a down position. The stitching mechanism includes an air motor for reciprocating the drive shaft of the stitching mechanism. Two pneumatic cylinders are disposed proximate the drive shaft so that when the piston rods of the cylinders are extended, they contact the drive shaft and interrupt rotation of the drive shaft stopping the needle in an up position or a down position. The needle positioner also includes valves in the pneumatic circuit between a source of pressurized fluid and the pneumatic cylinders for directing the flow of air to a desired one of the two cylinders. The valves are operated by a pedal device which allows an operator of the stitching machine to activate the valves and select to stop the needle in its up or down position.
    • 一种用于缝合机的针定位器,用于将这种针选择性地定位在向上或向下位置。 定位器是气动供电的,适合安装在现有的机器上。 针定位器用于选择性地将针定位在向上或向下位置。 缝合机构包括用于使缝合机构的驱动轴往复运动的气动马达。 两个气缸靠近驱动轴设置,使得当气缸的活塞杆伸出时,它们接触驱动轴并阻止驱动轴的旋转,从而将针停止在上升位置或下降位置。 针定位器还包括在加压流体源和气缸之间的气动回路中的阀,用于将空气流引导到两个气缸中期望的一个。 阀由踏板装置操作,其允许缝合机的操作者启动阀并选择将针停止在其上或下位置。