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    • 69. 发明申请
    • Driving apparatus, sheet processing apparatus having driving apparatus, image forming apparatus having sheet processing apparatus and control system
    • 具有驱动装置的驱动装置,片材处理装置,具有片材处理装置和控制系统的图像形成装置
    • US20060181010A1
    • 2006-08-17
    • US11337027
    • 2006-01-23
    • Kiyoshi OkamotoYuji YamanakaKiyoshi WatanabeYuichi YamamotoYoshiyuki NakajimaHiroyuki Sekine
    • Kiyoshi OkamotoYuji YamanakaKiyoshi WatanabeYuichi YamamotoYoshiyuki NakajimaHiroyuki Sekine
    • B65H7/00B65H7/02
    • B65H7/20B65H2220/09B65H2403/00B65H2513/104B65H2513/106B65H2513/21B65H2220/02B65H2220/01
    • A driving apparatus includes a plurality of driving devices; a plurality of malfunction detectors for detecting a malfunction of the driving devices; a plurality of electric current setting devices for setting electric currents through the driving devices; a controller for controlling the plurality of driving devices, malfunction detectors and the electric current setting devices, wherein the controller is effective to set standard electric currents, maximum tolerable electric currents, standard speeds, minimum rotatable speeds and maximum tolerable speeds of the plurality of driving devices, and a total current applied to the plurality of driving devices, wherein the driving devices are given priorities depending on influential ranges of functions of the driving devices, wherein when the malfunction detector detects a malfunction of the driving devices, the electric current setting device raises the setting of the electric current of the driving device at which the malfunction is detected within the maximum tolerable current and the total current, wherein when the malfunction detector detects a malfunction of a the driving device, and when the maximum tolerable current is exceeded by increasing the electric current of the driving device at which the malfunction is detected, the electric current setting device sets the speed of the driving device within a range higher than the minimum rotatable speed of the driving device at which the malfunction is detected, and a speed of another driving device selected in accordance with an order of the priorities within a range lower than the maximum tolerable speed, and the setting of the electric current is raised in accordance with the set speed, so that a productivity of a system with which the driving apparatus is used is maintained.
    • 驱动装置包括多个驱动装置; 多个故障检测器,用于检测驱动装置的故障; 多个电流设定装置,用于设定通过驱动装置的电流; 用于控制多个驱动装置,故障检测器和电流设定装置的控制器,其中控制器有效地设定多个驱动中的标准电流,最大容许电流,标准速度,最小可旋转速度和最大容许速度 装置和施加到多个驱动装置的总电流,其中根据驱动装置的功能的影响范围给予驱动装置优先权,其中当故障检测器检测到驱动装置的故障时,电流设定装置 提高在最大容许电流和总电流内检测到故障的驱动装置的电流的设定,其中当故障检测器检测到驱动装置的故障时,以及当超过最大容许电流时 增加驱动装置的电流 检测到故障时,电流设定装置将驱动装置的速度设定在高于检测到故障的驱动装置的最小可转动速度的范围内,以及根据 根据设定速度提高优先级在最大容许速度以下的范围内的顺序和电流的设定,从而保持使用驱动装置的系统的生产率。