CN100382966C - Servo drive method and device for pull roll for folding pages - Google Patents
Servo drive method and device for pull roll for folding pages Download PDFInfo
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- CN100382966C CN100382966C CNB2005100384708A CN200510038470A CN100382966C CN 100382966 C CN100382966 C CN 100382966C CN B2005100384708 A CNB2005100384708 A CN B2005100384708A CN 200510038470 A CN200510038470 A CN 200510038470A CN 100382966 C CN100382966 C CN 100382966C
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- servomotor
- encoder
- servo
- servo motor
- synchronous pulley
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Abstract
The present invention relates to a servo drive method and a device for a pull roll for folding pages, which relates to a printing machine. The present invention has a design proposal that a synchronous pulley arranged on an axle of a pull roll is connected with a synchronous pulley of a servo motor by a synchronous belt, and only the power of the servo motor is used for driving a pull drum arranged on the axle of the pull roll to rotate, the servo motor is connected with an encoder by a conducting wire, and the action of the servo motor is controlled by the encoder. The servo motor is used to directly drive the pull roll mechanism in the present invention. If the differential speed of the pull roll and a printing element is changed, so long as a set value is given on an operation table, a driver of the servo motor starts to perform executing function, an output shaft of the servo motor can alter the rotary speed according to commands, and the purpose that the paper tension is controlled to be constant is achieved. The device has the advantages of simple structure, high control precision, convenient operation and high response speed.
Description
Technical field
The present invention relates to printing machinery, specifically a kind of with servo drive method on the folding drawing roller and driving mechanism.
Background technology
Carry-over pinch rolls are critical pieces in the no through-drive tower newspaper machine folding unit, traditional carry-over pinch rolls are shown in Fig. 4,5: power passes to carry-over pinch rolls 21 by Hooks coupling universal coupling 49, bevel gear 42, differential case 43, change the size of tractive force when needs, when promptly adjusting the differential with printing element, must be by changing two change gears 45,46 of differential case 43, to guarantee to be installed on the rotating speed of the bevel gear 47 on the differential case output shaft.The defective of this structure is: the structure more complicated, all need to change one group of gear when adjusting differential at every turn, and operate cumbersome.
Summary of the invention
The objective of the invention is to design a kind of folding drawing roller servo drive method and device, with the simplified apparatus structure, handled easily is increased work efficiency, and especially improves control accuracy.
According to design provided by the present invention, synchronous pulley utilization on traction rollers band synchronously is connected with the synchronous pulley of servomotor, and the haulage drum that the power drive that only utilizes servomotor is installed on the traction rollers rotates, servomotor utilizes lead to be connected with encoder, and the action of servomotor is controlled by encoder.
PLC controller in the encoder is connected with the output of man-machine interface, the input of system controller PPC in the output of PLC controller and the encoder is connected, the output of system controller PPC utilizes the input of the servo-driver in lead and the encoder to be connected, the output of servo-driver is connected with servomotor, operating personnel set the drawing tension value on man-machine interface, after the calculating of PLC controller, be sent to system controller PPC, again by passing to servo-driver under the system controller PPC, move according to the rotating speed of setting by servo-driver control servomotor, and speed difference is arranged with virtual main shaft.
Drive unit of the present invention is as follows: synchronous pulley is installed on traction rollers, and the synchronous band of cover on synchronous pulley, the other end of band is enclosed within on the synchronous pulley in the rotating shaft that is installed on servomotor synchronously, and servomotor utilizes lead to be connected with encoder.Traction rollers and servomotor are installed on respectively on the wallboard, setting-up eccentricity axle on the wallboard between traction rollers and the servomotor, install on the eccentric shaft be pressed in synchronously with on regulating wheel.
The vertical section of synchronous pulley is shaped as: the central authorities of synchronous pulley are the axis hole of the rotating shaft of installation servomotor, the right side extends radially outward, on synchronous pulley, form construction section that is positioned at the left side and the belt wheel section that is positioned at the right side, the diameter of belt wheel section is greater than the diameter of construction section, right side central at synchronous pulley is provided with cavity, and the diameter of this cavity is greater than the diameter of axis hole.Between traction rollers and wallboard bearing block is set, grease channel is set in bearing block, this grease channel is communicated with bearings mounted cavity in the bearing block, at the outlet connection oil nozzle of grease channel.
Advantage of the present invention is: utilize servomotor directly to drive carry-over pinch rolls mechanism, afterbody at servomotor is installed an encoder, its control accuracy reaches 1/4000000, the speed that wants to change carry-over pinch rolls and printing element is poor, as long as provide setting value on operating desk, the driver of servomotor begins to carry out, and the servomotor output shaft can change rotating speed according to instruction, reach control paper power constant purpose, this apparatus structure is simple, control accuracy is high, easy to operate, response speed is fast.
Description of drawings
Fig. 1 is carry-over pinch rolls drives structure figure of the present invention.
Fig. 2 is the B-B view of Fig. 1.
Fig. 3 user mode figure of the present invention.
Fig. 4 is original carry-over pinch rolls driving machine composition.
Fig. 5 is the A-A view of Fig. 4.
Fig. 6 is a circuit block diagram.
Fig. 7 is control connection figure.
Fig. 8 is servo-driver and servomotor connection layout.
The specific embodiment
As shown in Figure 1, 2: the synchronous pulley 17 on the traction rollers 21 utilizes and is connected with the synchronous pulley 3 of servomotor 1 with 8 synchronously, and the haulage drum that the power drive that only utilizes servomotor 1 is installed on the traction rollers 21 rotates, servomotor 1 utilizes lead to be connected with encoder, and the action of servomotor 1 is controlled by encoder.Control the rotating speed of carry-over pinch rolls by the rotating speed that changes servomotor 1, control the mode of carry-over pinch rolls rotating speed and compare with original a whole set of gear that passes through, that the present invention has is simple in structure, control accuracy is high, easy to operate, characteristics such as response speed is fast.During work, encoder sends instruction according to the data that obtain, and makes servomotor in time change its rotating speed according to the actual state of carry-over pinch rolls, to satisfy actual working condition requirement.
Among Fig. 6, PLC controller in the encoder is connected with the output of man-machine interface, the input of system controller PPC in the output of PLC controller and the encoder is connected, the output of system controller PPC utilizes the input of the servo-driver in lead and the encoder to be connected, the output of servo-driver is connected with servomotor, operating personnel set the drawing tension value on man-machine interface, after the calculating of PLC controller, be sent to system controller PPC, again by passing to servo-driver under the system controller PPC, move according to the rotating speed of setting by servo-driver control servomotor, and speed difference is arranged, thereby form drawing tension with virtual main shaft.What be connected with haulage drum among the figure is printing cylinder.
Its Mathematical Modeling is:
The virtual main shaft M of servomotor speed N=* (1+ sets percentage % * spindle speed M/ COEFFICIENT K).
Among Fig. 7, the model of system controller PPC and controller PLC is MTS-R01.2-M2-B1-FW, and the interface TX of system controller PPC and RX are connected with the interface RX and the TX of servo-driver respectively; The interface X10 (PROG) of controller PLC is connected with the interface U1-X20 (RS232) of man-machine interface, interface 2:/TXD, the 3:/RXD of controller PLC, 7:/GND are connected with interface 2:/RXD, 3:/TXD, 5:/GND on the man-machine interface respectively, and 2:/RXD, 3:/TXD, 5:/GND use palm fibre, Huang, green 3 kinds of colors respectively, and the model of man-machine interface is BTV20.2PA-64B-33C-D-FW.System controller PPC and controller PLC import the 24V power supply respectively.
Among Fig. 8, the model of servo-driver is REXROTH, interface A1, A2 in the servo-driver, A3 are connected with A, B, the C three-phase power line of motor respectively, and interface 4 (OVM), 2 (S-), 9 (S+), 3 (C-), 10 (C+), 12 (UG), 14 (FS), 7 (SCL), 15 (SDI), 8 (SDO) are connected with the interface 10,6,5,1,8,12,3,2,4,7 of ultramagnifier FEEDBACK-CONNECTION in the servomotor respectively.Interface BR+, the BR-of servo-driver, TM+, TM-are connected with interface F, the G of U and interface E, the H of PTC in the servomotor respectively.Traction electric machine among Fig. 8 is a servomotor.
The carry-over pinch rolls drives structure is as shown in Figure 1, 2, 3: synchronous pulley 17 is installed on traction rollers 21, cover is with 8 synchronously on synchronous pulley 17, be enclosed within on the synchronous pulley 3 in the rotating shaft that is installed on servomotor 1 with 8 the other end synchronously, servomotor 1 utilizes lead to be connected with encoder.Traction rollers 21 is installed on respectively on the wallboard 50 with servomotor 1, and setting-up eccentricity axle 12 on the wallboard 50 between traction rollers 21 and the servomotor 1 is at the regulating wheel of installing on the eccentric shaft 12 on being pressed in synchronously with 8 10.Regulating wheel 10 is used to guarantee be with synchronously 8 to be in normal tensioning state all the time.
The vertical section of synchronous pulley 3 is shaped as: the central authorities of synchronous pulley 3 are the axis hole of the rotating shaft of installation servomotor 1, the right side extends radially outward, on synchronous pulley 3, form construction section that is positioned at the left side and the belt wheel section that is positioned at the right side, the diameter of belt wheel section is greater than the diameter of construction section, right side central at synchronous pulley 3 is provided with cavity, and the diameter of this cavity is greater than the diameter of axis hole.This structure can reduce the shared space of equipment as much as possible, can guarantee that again synchronous pulley 3 has enough intensity.During installation, the construction section of synchronous pulley 3 can be positioned in the cavity that is arranged on the wallboard 50, the gland 5 that synchronous pulley is installed is arranged in the cavity of synchronous pulley 3 with packing ring 6 and bolt 7.
Between traction rollers 21 and wallboard 50, bearing block is set, grease channel 52 is set in bearing block, this grease channel 52 is communicated with bearings mounted cavity in the bearing block, outlet at grease channel 52 connects oil nozzle, lubricating oil is delivered to kinematic pairs such as bearing by passage after, make lubricating oil in lubricated, also play cooling effect.
2,15,16,18,25,29,36,38,39 is screw among the figure, and 4,20 is key, 9,19, 35 is gland, and 11,24,33 is bearing, and 13,28 is shaft block ring, and 14 are the hole back-up ring, and 22 are Axle sleeve, 23,30 is sealing ring, and 26,37 is end cap, and 27 is rear bearing block, and 32 is front-end bearing pedestal, 34 is spacer ring, and 44 is newspaper, and 41 is set square, and 51 is carry-over pinch rolls.
Claims (1)
1. folding drawing roller servo drive method, it is characterized in that: the synchronous pulley (17) on the traction rollers (21) utilizes is with (8) to be connected with the synchronous pulley (3) of servomotor (1) synchronously, and the synchronous pulley (21) that the power drive that only utilizes servomotor (1) is installed on the traction rollers (21) rotates, servomotor (1) utilizes lead to be connected with encoder, and the action of servomotor (1) is controlled by encoder; PLC controller in the encoder is connected with the output of man-machine interface, the input of system controller PPC in the output of PLC controller and the encoder is connected, the output of system controller PPC utilizes the input of the servo-driver in lead and the encoder to be connected, the output of servo-driver is connected with servomotor, operating personnel set the drawing tension value on man-machine interface, after the calculating of PLC controller, be sent to system controller PPC, again by passing to servo-driver under the system controller PPC, according to the rotating speed operation of setting, and this rotating speed and virtual main shaft have speed difference by servo-driver control servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100384708A CN100382966C (en) | 2005-03-15 | 2005-03-15 | Servo drive method and device for pull roll for folding pages |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100384708A CN100382966C (en) | 2005-03-15 | 2005-03-15 | Servo drive method and device for pull roll for folding pages |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101007277A Division CN100526070C (en) | 2005-03-15 | 2005-03-15 | Folding drawing roller servo drive device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1695944A CN1695944A (en) | 2005-11-16 |
| CN100382966C true CN100382966C (en) | 2008-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100384708A Expired - Fee Related CN100382966C (en) | 2005-03-15 | 2005-03-15 | Servo drive method and device for pull roll for folding pages |
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| CN (1) | CN100382966C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399378A (en) * | 2018-09-29 | 2019-03-01 | 天津金曦医疗设备有限公司 | A kind of bus cable device of mobile plate CT |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6538409B2 (en) * | 2000-01-12 | 2003-03-25 | Fuji Xerox Co., Ltd. | Printer belt drive control circuit |
| CN2581169Y (en) * | 2002-10-22 | 2003-10-22 | 中国印钞造币总公司 | Automatic positioning device for paper collecting cam of printer |
| CN2581171Y (en) * | 2002-09-13 | 2003-10-22 | 孙志娟 | Cylinder variable printing device for multi-plicate tickets |
| CN2601833Y (en) * | 2003-01-30 | 2004-02-04 | 上海高斯印刷设备有限公司 | Non-shaft driving device for web offset machine |
-
2005
- 2005-03-15 CN CNB2005100384708A patent/CN100382966C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6538409B2 (en) * | 2000-01-12 | 2003-03-25 | Fuji Xerox Co., Ltd. | Printer belt drive control circuit |
| CN2581171Y (en) * | 2002-09-13 | 2003-10-22 | 孙志娟 | Cylinder variable printing device for multi-plicate tickets |
| CN2581169Y (en) * | 2002-10-22 | 2003-10-22 | 中国印钞造币总公司 | Automatic positioning device for paper collecting cam of printer |
| CN2601833Y (en) * | 2003-01-30 | 2004-02-04 | 上海高斯印刷设备有限公司 | Non-shaft driving device for web offset machine |
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| Publication number | Publication date |
|---|---|
| CN1695944A (en) | 2005-11-16 |
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Granted publication date: 20080423 Termination date: 20120315 |