WO2015025406A1 - Dispositif de commande - Google Patents

Dispositif de commande Download PDF

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Publication number
WO2015025406A1
WO2015025406A1 PCT/JP2013/072457 JP2013072457W WO2015025406A1 WO 2015025406 A1 WO2015025406 A1 WO 2015025406A1 JP 2013072457 W JP2013072457 W JP 2013072457W WO 2015025406 A1 WO2015025406 A1 WO 2015025406A1
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WO
WIPO (PCT)
Prior art keywords
acceleration
period
speed
rate
deceleration
Prior art date
Application number
PCT/JP2013/072457
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English (en)
Japanese (ja)
Inventor
基親 新宅
優 山元
Original Assignee
東芝三菱電機産業システム株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 東芝三菱電機産業システム株式会社 filed Critical 東芝三菱電機産業システム株式会社
Priority to JP2015532655A priority Critical patent/JPWO2015025406A1/ja
Priority to PCT/JP2013/072457 priority patent/WO2015025406A1/fr
Publication of WO2015025406A1 publication Critical patent/WO2015025406A1/fr
Priority to PH12016500248A priority patent/PH12016500248A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/195—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations
    • B65H23/198—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations motor-controlled (Controlling electrical drive motors therefor)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/20—Acceleration or deceleration

Definitions

  • the present invention relates to a rewinding machine and a control device for controlling a winding device provided with the winding machine.
  • Patent Document 1 describes a control device for controlling a winding device.
  • the control device described in Patent Literature 1 controls a drive device that drives the winder.
  • FIG. 7 is a diagram illustrating a configuration example of the conventional control device 17.
  • FIG. 8 is a diagram for explaining the function of the conventional control device 17.
  • a conventional control device 17 will be described with reference to FIGS. 7 and 8.
  • the speed reference logic circuit 20 outputs a signal A for requesting acceleration when the speed reference V (mpm) output from the speed reference generation circuit 19 is smaller than the speed reference set value V * (mpm). .
  • ⁇ mpm / sec 2
  • the acceleration ⁇ (mpm / sec) that is an output from the arithmetic circuit 18 increases at a constant rate up to the maximum value ⁇ max.
  • ⁇ represents an acceleration increase rate
  • ⁇ (mpm / sec 2 ) represents a deceleration decrease rate.
  • the speed reference logic circuit 20 calculates the timing at which the acceleration is reduced and outputs an acceleration request reset signal B. As a result, when the switch B is closed, ⁇ is subtracted in the arithmetic circuit 18 every sampling time. If the switch B is closed, the acceleration ⁇ that is an output from the arithmetic circuit 18 decreases at a constant rate. Thereafter, when the acceleration ⁇ becomes zero, the driving device becomes a constant speed.
  • the moment of inertia torque is obtained by multiplying the output from the arithmetic circuit 18 by the entire moment of inertia by a predetermined coefficient. For this reason, the output from the arithmetic circuit 18 is handled as a reference signal for inertia moment compensation.
  • the above deviation gradually increases while the acceleration / deceleration increases or decreases at a constant rate.
  • This deviation becomes maximum when the acceleration / deceleration reaches the maximum value.
  • a typical winding device is provided with a tension control circuit.
  • the tension control circuit outputs a tension correction so as to eliminate the tension fluctuation acting on the material.
  • FIG. 9 is a diagram for explaining the tension variation of the material.
  • FIG. 9 shows an example in which tension control is performed by a rewinding machine.
  • tension control is performed by a rewinding machine.
  • the correction amount corrected in the increasing direction during acceleration becomes a tension fluctuation factor when the acceleration is completed. That is, when the acceleration is completed, a tension fluctuation in a direction opposite to the tension fluctuation that has occurred so far occurs.
  • F in FIG. 9 shows a case where the acceleration is decreased at a constant rate immediately after the acceleration is increased at a constant rate in order to make the speed of the driving device coincide with the target set speed.
  • the torque changes at an increase / decrease rate that is twice the normal increase / decrease rate when switching the acceleration increase / decrease. For this reason, there has been a problem that the tension fluctuation becomes extremely large.
  • the present invention has been made to solve the above-described problems.
  • the objective of this invention is providing the control apparatus which can suppress the fluctuation
  • the control device controls a winding device that includes a winding device for winding the material that has been rewound by the rewinding device, and a drive device that drives the winding machine or the rewinding device. And a change unit that increases or decreases the acceleration increase rate of the drive device at a constant rate and smoothly changes the acceleration of the drive device.
  • a control device comprises a winding device including a winding device for winding the material rewinded by the rewinding device, and a driving device for driving the winding device or the rewinding device. It is a control device for controlling, and is provided with changing means for increasing / decreasing the deceleration reduction rate of the driving device at a constant rate and smoothly changing the deceleration of the driving device.
  • control device for controlling the winding device in the control device for controlling the winding device, it is possible to suppress the fluctuation of the tension acting on the material without impairing the operation efficiency.
  • FIG. 1 is a diagram illustrating a configuration of the winding device 1.
  • the winding device 1 is a device for rewinding the material 2 wound in a roll shape and winding it again in a roll shape.
  • the winding device 1 includes, for example, a rewinding machine (Unwinder) 3 and a winding machine (Winder) 4.
  • the rewinding machine 3 is a device for rewinding the material 2 wound in a roll shape.
  • the winder 4 is a device for winding the material 2 rewound by the rewinder 3.
  • the material 2 is paper
  • the paper wound in a roll shape is set in the rewinding machine 3, and the paper is sent out from the rewinding machine 3.
  • the paper sent out from the rewinder 3 is taken up by the winder 4.
  • the winding device 1 is used, for example, to subdivide a large roll of paper into small rolls of paper.
  • the rewinder 3 and the winder 4 are stopped. After the paper is cut, the wound paper is taken out from the winder 4 and conveyed as a product (or semi-finished product).
  • the tension detector 5 detects the tension acting on the material 2. Specifically, the tension detector 5 detects the tension of the material 2 existing between the unwinder 3 and the winder 4. Information on the tension detected by the tension detector 5 is input to the tension controller 6. The tension control device 6 outputs a tension correction so that the tension of the material 2 wound up by the winder 4 becomes a desired value. The tension control device 6 outputs a tension correction based on the tension detected by the tension detector 5.
  • the rewinding machine 3 is driven by a motor 7.
  • the control device 9 to be described later outputs an inertia moment compensation reference for driving the motor 7.
  • the inertia moment compensation reference output from the control device 9 is input to the motor 7 after the tension correction output from the tension control device 6 is added.
  • the motor 7 operates based on this input.
  • FIG. 1 shows an example in which the winder 4 is driven by a plurality of motors 8.
  • the control device 9 outputs a line speed reference for driving the motor 8.
  • the line speed reference output from the control device 9 is input to the motor 8.
  • the motor 8 operates based on this input.
  • FIG. 2 is a diagram showing a configuration of the control device 9 according to the first embodiment of the present invention.
  • the control device 9 includes increment circuits 10 and 11, an adder 12, arithmetic circuits 13 and 14, a speed reference generation circuit 15, and a speed reference logic circuit 16.
  • the increment circuit 10 outputs a signal for increasing or decreasing the acceleration increase rate (change rate) of the motor 8.
  • the output from the increment circuit 10 is input to the arithmetic circuit 13 via the adder 12.
  • the arithmetic circuit 13 is a circuit for calculating an increase / decrease rate of acceleration / deceleration.
  • the increment amount ⁇ ′ (mpm / sec 3 ) is output from the increment circuit 10.
  • ⁇ ′ is a unit amount to be added to the acceleration increase rate ⁇ (mpm / sec 2 ).
  • the output ⁇ ′ from the increment circuit 10 is input to the arithmetic circuit 13 via the adder 12.
  • Z ⁇ 1 shown in the arithmetic circuit 13 is the previous value in the sampling program.
  • the arithmetic circuit 13 adds ⁇ ′ to the previous value Z ⁇ 1 every sampling time. Therefore, if the switch A is closed, the acceleration increase rate ⁇ that is an output from the arithmetic circuit 13 increases at a constant rate until the maximum value ⁇ max is reached.
  • ⁇ max is set by the limiter UL / LL in the arithmetic circuit 13.
  • the output ⁇ from the arithmetic circuit 13 is input to the arithmetic circuit 14 and the speed reference logic circuit 16.
  • a value ⁇ ′ obtained by multiplying the increment amount ⁇ ′ by ⁇ 1 is output from the increment circuit 10.
  • the output ⁇ ′ from the increment circuit 10 is input to the arithmetic circuit 13 via the adder 12.
  • the arithmetic circuit 13 adds - ⁇ 'to the previous value Z -1 every sampling time. Therefore, if the switch B is closed, the acceleration increase rate ⁇ , which is an output from the arithmetic circuit 13, decreases at a constant rate until it reaches the minimum value ⁇ max.
  • ⁇ is an acceleration reduction rate.
  • the increment circuit 11 outputs a signal for increasing or decreasing the deceleration reduction rate (change rate) of the motor 8.
  • the output from the increment circuit 11 is input to the arithmetic circuit 13 via the adder 12.
  • the increment amount ⁇ ′ (mpm / sec 3 ) is output from the increment circuit 11.
  • ⁇ ′ is a unit amount added to the deceleration reduction rate ⁇ (mpm / sec 2 ).
  • the output ⁇ ′ from the increment circuit 11 is input to the arithmetic circuit 13 via the adder 12.
  • ⁇ ′ is added to the previous value Z ⁇ 1 every sampling time in the arithmetic circuit 13. Therefore, if the switch C is closed, the deceleration reduction rate ⁇ that is an output from the arithmetic circuit 13 increases at a constant rate until the maximum value ⁇ max is reached.
  • ⁇ max is set by the limiter UL / LL in the arithmetic circuit 13.
  • the output ⁇ from the arithmetic circuit 13 is input to the arithmetic circuit 14 and the speed reference logic circuit 16.
  • the calculation circuit 14 is a circuit for calculating the acceleration / deceleration (speed change rate) of the motor 8.
  • the output from the arithmetic circuit 14 is handled as a reference signal for inertia moment compensation (the inertia moment compensation reference).
  • ⁇ is input from the arithmetic circuit 13 to the arithmetic circuit 14 when increasing or decreasing the acceleration ⁇ (mpm / sec) of the motor 8.
  • Z ⁇ 1 shown in the arithmetic circuit 14 is the previous value in the sampling program.
  • the input ⁇ from the arithmetic circuit 13 is added to the previous value Z ⁇ 1 at every sampling time in the arithmetic circuit 14.
  • the acceleration ⁇ which is an output from the arithmetic circuit 14, is set to a maximum value ⁇ max by the limiter UL / LL.
  • the output ⁇ from the arithmetic circuit 14 is input to the speed reference generation circuit 15 and the speed reference logic circuit 16.
  • ⁇ is input from the arithmetic circuit 13 to the arithmetic circuit 14 when increasing or decreasing the deceleration ⁇ (mpm / sec) of the motor 8.
  • ⁇ is a deceleration reduction rate.
  • the positive / negative of the deceleration ⁇ is opposite to the positive / negative of ⁇ .
  • the output from the arithmetic circuit 14 is ⁇ instead of the deceleration ⁇ . That is, the arithmetic circuit 14 outputs the rate of change in speed.
  • the input ⁇ from the arithmetic circuit 13 is added to the previous value Z ⁇ 1 at every sampling time in the arithmetic circuit 14.
  • the speed change rate which is an output from the arithmetic circuit 14, is set to the minimum value - ⁇ max by the limiters UL / LL.
  • the output from the arithmetic circuit 14 is input to the speed reference generation circuit 15 and the speed reference logic circuit 16.
  • the speed reference generation circuit 15 is a circuit for calculating the speed V (mpm / sec) of the motor 8.
  • the output from the speed reference generation circuit 15 is handled as a line speed reference signal (line speed reference).
  • the output from the arithmetic circuit 14 is input to the speed reference generation circuit 15 when the speed V of the motor 8 is increased or decreased.
  • Z ⁇ 1 shown in the speed reference generation circuit 15 is the previous value in the sampling program.
  • the input (speed change rate) from the arithmetic circuit 13 is added to the previous value Z ⁇ 1 at every sampling time in the speed reference generation circuit 15.
  • the maximum value Vmax is set by the limiters UL / LL for the speed V that is the output from the speed reference generation circuit 15.
  • the speed reference logic circuit 16 has a function of controlling the increase / decrease rate of the acceleration / deceleration of the motor 8, the acceleration / deceleration (speed change rate), and the speed to desired values. Specifically, the speed reference logic circuit 16 outputs a signal for opening and closing the switches A to D, and realizes the above function. As described above, the output of the arithmetic circuit 13, the output of the arithmetic circuit 14, and the output of the speed reference generation circuit 15 are input to the speed reference logic circuit 16. In addition, the speed reference logic circuit 16 is input with a speed reference set value V * (mpm), a speed rounding time setting t RNDV * (sec), and an acceleration / deceleration rounding time setting t RNDACC * (sec). The speed reference logic circuit 16 performs an operation based on these inputs and outputs a signal for opening and closing the switches A to D.
  • FIG. 3 and 4 are diagrams for explaining functions of the control device 9 shown in FIG.
  • FIG. 4 is an enlarged view of a part of FIG.
  • the acceleration increase rate ⁇ decreases at a constant rate. While the acceleration increase rate ⁇ decreases at a constant rate, the acceleration ⁇ gradually increases so that the increase amount decreases with time. Thereafter, when the acceleration increase rate ⁇ becomes 0 at time t4, the switch B is opened. As a result, the acceleration ⁇ becomes constant, and the speed V increases at a constant rate. At this time, for example, the acceleration ⁇ is controlled to be ⁇ max.
  • the acceleration increase rate ⁇ decreases at a constant rate. While the acceleration increase rate ⁇ decreases at a constant rate, the acceleration ⁇ gradually decreases so that the amount of decrease increases with time. Thereafter, when the switch B is opened at time t6, the acceleration increase rate ⁇ becomes constant, and the acceleration ⁇ decreases at a constant rate. For example, when the acceleration increase rate ⁇ becomes ⁇ max, the switch B is opened.
  • the acceleration increase rate ⁇ increases at a constant rate. While the acceleration increase rate ⁇ increases at a constant rate, the acceleration ⁇ gradually decreases so that the amount of decrease decreases with time. Thereafter, when the acceleration increase rate ⁇ becomes 0 at time t8, the switch A is opened. As a result, the acceleration ⁇ becomes 0 and the speed V becomes constant.
  • the speed V of the motor 8 is constant.
  • the switch D is closed at time t16, the deceleration reduction rate ⁇ decreases at a constant rate. While the deceleration reduction rate ⁇ decreases at a constant rate, the deceleration ⁇ gradually increases so that the amount of increase increases with time. Thereafter, when the switch D is opened, the deceleration reduction rate ⁇ becomes constant, and the deceleration ⁇ increases at a constant rate. For example, when the deceleration reduction rate ⁇ becomes ⁇ max, the switch D is opened.
  • the deceleration reduction rate ⁇ increases at a constant rate. While the deceleration reduction rate ⁇ increases at a constant rate, the deceleration ⁇ gradually increases so that the amount of increase decreases with time. Thereafter, when the deceleration reduction rate ⁇ becomes 0, the switch C is opened. As a result, the deceleration ⁇ becomes constant, and the speed V decreases at a constant rate. At this time, for example, the deceleration ⁇ is controlled to be the maximum value ⁇ max.
  • the deceleration reduction rate increases at a constant rate of ⁇ . While the deceleration reduction rate ⁇ increases at a constant rate, the deceleration ⁇ gradually decreases so that the amount of decrease increases with time. Thereafter, when the switch C is opened, the deceleration reduction rate ⁇ becomes constant, and the deceleration ⁇ decreases at a constant rate. For example, when the deceleration reduction rate ⁇ reaches ⁇ max, the switch C is opened.
  • the deceleration reduction rate ⁇ decreases at a constant rate. While the deceleration reduction rate ⁇ decreases at a constant rate, the deceleration ⁇ gradually decreases so that the amount of decrease decreases with time. Thereafter, when the deceleration reduction rate ⁇ becomes 0, the switch D is opened. As a result, the deceleration ⁇ becomes 0 and the speed V becomes 0.
  • the acceleration increase rate ⁇ increases at a constant rate. While the acceleration increase rate ⁇ increases at a constant rate, the acceleration ⁇ gradually increases so that the amount of increase increases with time. Thereafter, when the switch A is opened at time t10, the acceleration increase rate ⁇ becomes constant, and the acceleration ⁇ increases at a constant rate. For example, when the acceleration increase rate ⁇ becomes ⁇ max, the switch A is opened.
  • the acceleration increase rate ⁇ decreases at a constant rate. While the acceleration increase rate ⁇ decreases at a constant rate, the acceleration ⁇ gradually increases so that the increase amount decreases with time. At time t12, the acceleration increase rate ⁇ becomes zero. Even after the acceleration increase rate ⁇ becomes zero, the switch B remains closed. As a result, the acceleration ⁇ gradually decreases so that the amount of decrease increases with time. Thereafter, when the switch B is opened at t13, the acceleration increase rate ⁇ becomes constant, and the acceleration ⁇ decreases at a constant rate. For example, when the acceleration increase rate ⁇ becomes ⁇ max, the switch B is opened.
  • the acceleration increase rate ⁇ increases at a constant rate. While the acceleration increase rate ⁇ increases at a constant rate, the acceleration ⁇ gradually decreases so that the amount of decrease decreases with time. Thereafter, when the acceleration increase rate ⁇ becomes 0 at time t15, the switch A is opened. As a result, the acceleration ⁇ becomes 0 and the speed V becomes constant.
  • the speed reference logic circuit 16 When making the motor 8 under acceleration constant at a certain target set speed, the speed reference logic circuit 16 must output an acceleration request reset signal for closing the switch B at an appropriate timing. The timing for outputting the acceleration request reset signal will be described below with reference to FIG. FIG. 6 is a diagram for explaining the output timing of the acceleration request reset signal.
  • Vdet shown in FIG. 6 is the speed of the motor 8 when the acceleration starts to decrease.
  • a speed change amount L (mpm) from when the acceleration of the motor 8 starts to decrease until the speed of the motor 8 reaches the target set speed V * (speed reference set value) is expressed by the following equation.
  • L V * ⁇ Vdet
  • the speed reference logic circuit 16 calculates the speed change amount L using the above equation.
  • the speed change amount L1 (mpm) is expressed by the following equation.
  • L1 ⁇ max ⁇ t RNDAC * ⁇ ( ⁇ ′ ⁇ t RNACC * 3 ) / 6
  • the speed change amount L1 is an amount by which the speed changes during a period from when the acceleration of the motor 8 starts to decrease until the rate of change becomes constant. During this period, the acceleration of the motor 8 gradually decreases so that the amount of decrease increases with time.
  • the speed reference logic circuit 16 calculates the speed change amount L1 using ⁇ ′ based on the above equation.
  • the speed change amount L3 (mpm) is expressed by the following equation.
  • L3 ( ⁇ ′ ⁇ t RNDACC * 3 ) / 6
  • the speed change amount L3 is an amount by which the speed changes during a period from the end of the state in which the acceleration change rate of the motor 8 is constant until the acceleration becomes zero. During this period, the acceleration of the motor 8 gradually decreases so that the amount of decrease decreases with time.
  • the speed reference logic circuit 16 calculates the speed change amount L3 using ⁇ ′ based on the above equation.
  • the speed change amount L2 is an amount by which the speed changes during a period in which the rate of change of the acceleration of the motor 8 is constant. This period is a period between a period for calculating the speed change amount L1 and a period for calculating the speed change amount L3. During this period, the acceleration of the motor 8 decreases at a constant rate.
  • the speed reference logic circuit 16 calculates the speed change amount L2 based on the above equation.
  • a determination condition for determining the output timing of the acceleration request reset signal is expressed by the following equation. L ⁇ L1 + L2 + L3
  • the speed reference logic circuit 16 periodically determines whether or not the determination condition is satisfied.
  • the speed reference logic circuit 16 outputs an acceleration request reset signal when the determination condition is satisfied. Thereby, the speed of the motor 8 can be made constant according to the target set speed V * .
  • the output timing of the deceleration request reset signal can be calculated by the same method as described above.
  • Vdet is the speed of the motor 8 when starting to decrease the deceleration.
  • ⁇ max is used instead of ⁇ max
  • ⁇ ′ is used instead of ⁇ ′.
  • ts indicates the time during which the deceleration change rate is constant.
  • the speed change amount L1 is an amount by which the speed changes during a period from when the deceleration of the motor 8 starts to decrease until the rate of change becomes constant. During this period, the deceleration of the motor 8 gradually decreases so that the amount of decrease increases with time.
  • the speed change amount L3 is an amount by which the speed changes during a period from when the state in which the rate of change of the deceleration of the motor 8 is constant to when the deceleration becomes zero. During this period, the deceleration of the motor 8 gradually decreases so that the amount of decrease decreases with time.
  • the speed change amount L2 is an amount by which the speed changes during a period in which the rate of change of the deceleration of the motor 8 is constant. This period is a period between a period for calculating the speed change amount L1 and a period for calculating the speed change amount L3. During this period, the deceleration of the motor 8 decreases at a constant rate.
  • the speed reference logic circuit 16 periodically determines whether or not the determination condition is satisfied, and outputs a deceleration request reset signal when the determination condition is satisfied. Thereby, the speed of the motor 8 can be made constant according to the target set speed V * .
  • the speed and acceleration / deceleration of the motor 8 are rounded in an S shape as shown in FIG. That is, when the speed of the motor 8 is changed, the acceleration / deceleration can be smoothly changed while gradually increasing and decreasing. It is possible to reliably prevent the speed and acceleration / deceleration of the motor 8 from changing suddenly.
  • FIG. 5 is a diagram for explaining the tension fluctuation of the material 2.
  • FIG. 5 shows the tension acting on the material 2 when control is performed with the contents shown in FIG.
  • FIG. 9 shows the tension fluctuation when the same control is performed by the conventional control device 17.
  • the conventional control device 17 for example, if the tension correction is output in the increasing direction during acceleration of the drive device, the tension fluctuation at the completion of acceleration becomes large.
  • the tension fluctuation becomes extremely large.
  • the acceleration / deceleration changes smoothly while gradually increasing and decreasing when the value increases and decreases. For this reason, even if there is a deviation in the tension correction output from the tension control device 6, the tension control system can perform a correction operation while the acceleration / deceleration is gradually increasing or decreasing. Therefore, as shown in FIG. 5, the tension fluctuation is greatly suppressed. Tension fluctuations when the operation of increasing the acceleration at a constant rate and the operation of decreasing the acceleration at a constant rate are continuously performed are also greatly suppressed. The speed rounding time setting t RNDV * does not need to be set longer than necessary, and the operation efficiency is not impaired.
  • the general winding device 1 is provided with a driving roll for conveying paper such as a paper roll and a spreader roll between the rewinding machine 3 and the winding machine 4.
  • a driving roll for conveying paper such as a paper roll and a spreader roll between the rewinding machine 3 and the winding machine 4.
  • uniform speed control is performed.
  • the acceleration / deceleration torque and mechanical loss necessary for each roll during acceleration / deceleration are compensated, and only the necessary torque for the roll body is compensated to operate in the same manner.
  • the difference between the acceleration / deceleration torque compensation at this time and the actual required torque acts as tension on the paper between the rolls via the friction between the roll and the paper.
  • the control device 9 having the above-described configuration is employed, the torque on the roll surface can be changed while gradually increasing and gradually decreasing, so that it is possible to suppress the slip that occurs between the roll and the paper.
  • the roll driven when the winding device 1 is started and stopped operates with the torque behavior of all the torques corresponding to the acceleration / deceleration. For this reason, the effect that the winding device 1 can be started and stopped smoothly can be expected.
  • control device 9 controls the motor 8
  • the control contents described in the present embodiment can be applied in the same manner even when the control device 9 controls another motor (for example, the motor 7).
  • the value of ⁇ ′ may be equal to the value of ⁇ ′.
  • the present invention can be applied to a control device that controls a winding device.

Landscapes

  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

L'invention concerne un dispositif de commande (9) qui est un dispositif permettant de commander un dispositif d'enroulement (1). Le dispositif d'enroulement (1) comporte un enrouleur (4) pour enrouler un matériau (2) déroulé par un dérouleur (3), et un dispositif d'entraînement pour entraîner l'enrouleur (4) ou le dérouleur (3). En outre, le dispositif de commande (9) comporte la fonction d'augmentation/diminution du taux d'augmentation d'accélération du dispositif d'entraînement à un taux constant, pour changer ainsi l'accélération du dispositif d'entraînement. Par conséquent, des fluctuations de tension agissant sur le matériau (2) peuvent être supprimées sans affecter l'efficacité de fonctionnement.
PCT/JP2013/072457 2013-08-22 2013-08-22 Dispositif de commande WO2015025406A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2015532655A JPWO2015025406A1 (ja) 2013-08-22 2013-08-22 制御装置
PCT/JP2013/072457 WO2015025406A1 (fr) 2013-08-22 2013-08-22 Dispositif de commande
PH12016500248A PH12016500248A1 (en) 2013-08-22 2016-02-04 Control device

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PCT/JP2013/072457 WO2015025406A1 (fr) 2013-08-22 2013-08-22 Dispositif de commande

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61174066A (ja) * 1985-01-30 1986-08-05 Hitachi Ltd 慣性張力補償巻取繰出し装置
JPH01321245A (ja) * 1988-06-22 1989-12-27 Toshiba Corp リワインダ制御装置
JPH02215642A (ja) * 1989-02-17 1990-08-28 Toshiba Corp 丸め基準発生方法
JPH0991023A (ja) * 1995-09-25 1997-04-04 Kataoka Mach Co Ltd 帯状シート巻取装置の速度設定装置
JP2004051370A (ja) * 2002-07-19 2004-02-19 Watanabe Denki:Kk ウエブ自動継ぎ装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003062629A (ja) * 2001-08-23 2003-03-05 Hitachi Ltd 材料供給方法とその装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61174066A (ja) * 1985-01-30 1986-08-05 Hitachi Ltd 慣性張力補償巻取繰出し装置
JPH01321245A (ja) * 1988-06-22 1989-12-27 Toshiba Corp リワインダ制御装置
JPH02215642A (ja) * 1989-02-17 1990-08-28 Toshiba Corp 丸め基準発生方法
JPH0991023A (ja) * 1995-09-25 1997-04-04 Kataoka Mach Co Ltd 帯状シート巻取装置の速度設定装置
JP2004051370A (ja) * 2002-07-19 2004-02-19 Watanabe Denki:Kk ウエブ自動継ぎ装置

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PH12016500248A1 (en) 2016-05-16

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