CN203110495U - Axial adjusting and controlling system for printing roll of corrugated board printing unit - Google Patents
Axial adjusting and controlling system for printing roll of corrugated board printing unit Download PDFInfo
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- CN203110495U CN203110495U CN 201220739964 CN201220739964U CN203110495U CN 203110495 U CN203110495 U CN 203110495U CN 201220739964 CN201220739964 CN 201220739964 CN 201220739964 U CN201220739964 U CN 201220739964U CN 203110495 U CN203110495 U CN 203110495U
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Abstract
The utility model provides an axial adjusting and controlling system for a printing roll of a corrugated board printing unit. A printing roll 20 is arranged between a power side mechanical wallboard 21 and an operation side mechanical wallboard 19; the axle head of the printing roll 20 extends out of the operation side mechanical wallboard 19 to be connected with the a mechanical reducing mechanism 9 which is in drive connection with a motor 8; and the motor 8 is connected with a directional contactor 7. The axial adjusting and controlling system is characterized in that a double-synchronization pulley 17 is arranged on the axle head of the printing roll 20; and the double-synchronization pulley 17 is connected with a rotary encoder 5 and a mechanical drive limit system respectively. On the basis of the axial adjustment and electric control of the existing printing roll of the corrugated board printing unit, the mechanical axial limit system is further arranged; when the axial position of the unit changes beyond the permissible range, the unit can be automatically halted under the effect of the mechanical limit system, and the safety of the unit can be ensured.
Description
Technical field
The utility model belongs to corrugated paper plate printing machines tool technical field, and particularly a kind of press printing version roll shaft is to regulation and control system.
Background technology
Along with the development of corrugated paper plate printing machines technology, servo drive high accuracy corrugated paper plate printing machines is widely applied, and the multicolor overprint technology is more ripe.What corrugated board watermarking plane of the prior art used is flexible printing forme, its forme centering hangs on the printing plate cylinder, because the error when hanging the version operation and the characteristics of forme self, after new forme hangs up properly, at first the alignment that carries out vertical and horizontal under the state of cardboard will walked, vertically alignment is finished by the phase place of adjusting servomotor, and horizontal register is finished by printing plate cylinder axial adjustment control system; Therefore the axial play of printing plate cylinder is regulated control both had material impact to the printing chromatography precision, influenced device ' again, was the parameter of answering key monitoring in the equipment use.
The axial play adjusting control mode of printing plate cylinder mainly is to adopt the belt wheel that is arranged at printing plate cylinder axial filament boom end to connect with the encoder synchronous pulley at present, and the PLC for main frame controls by the encoder image data, realizes axial limiting.The device security accident takes place in this pure programme controlled digital limit method easily under improper situation, be interfered as encoder fault or high-speed counting system, cause the data that send PLC to inconsistent with the real axis displacement amount of version roller, all can cause the device security accident, reply axial limiting system strengthens control.
Summary of the invention
The purpose of this utility model provides a kind of printing unit printing plate cylinder axial adjustment control system, and it can solve the control problem of printing unit printing plate cylinder axial float, guarantees device security, and improves chromatography precision and efficient.
The technical scheme that the utility model adopts is:
A kind of corrugated paper plate printing machines group printing plate cylinder axial adjustment control system, printing plate cylinder 20 is arranged between power side machinery wallboard 21 and the fore side machinery wallboard 19, described printing plate cylinder 20 axle heads stretch out described fore side machinery wallboard 19 and are in transmission connection with mechanical reduction gear 9, described mechanical reduction gear 9 is in transmission connection with motor 8, and described motor 8 is connected with contactor; It is characterized in that: described printing plate cylinder 20 axle heads are provided with two synchronous pulleys 17, and described contactor is directional contactor 7, and described pair of synchronous pulley 17 connects with rotary encoder 5 and machine driving caging system respectively.
As to further improvement of the utility model, described machine driving caging system comprises:
The reducing gear synchronous pulley 10 that the output of described mechanical reduction gear 9 is provided with reducing gear gear 11, connects with two synchronous pulley 17 belt transmission, described reducing gear gear 11 drives fore side limit cam 13 and the power lateral confinement position cam 14 with its synchronous rotation with cam drive gear 12 engagements, described cam drive gear 12; Described fore side limit cam 13 and power lateral confinement position cam 14 arrange with fore side limit limit switch 15 contacts and power side pole limit limit switch 16 contacts vicinity respectively, and described fore side limit limit switch 15 and described power side pole limit limit switch 16 are controlled the mobile in safe range of described printing plate cylinder 20.
As to further improvement of the utility model, described fore side limit cam 13 satisfies the design needs with end play, the described power lateral confinement position cam 14 of described fore side limit limit switch 15 contacts respectively with the end play of described power side pole limit limit switch 16 contacts.
As to further improvement of the utility model, described fore side limit cam 13 touches described fore side limit limit switch 15 contacts at desired location, and described power lateral confinement position cam 14 touches described power side pole limit limit switch 16 contacts at desired location.
As to further improvement of the utility model, described fore side limit limit switch 15 is connected with described directional contactor 7 with described power side pole limit limit switch 16, and the normally-closed contact of described fore side limit limit switch 15 and described power side pole limit limit switch 16 is series in the coil control circuit of described directional contactor 7; Described directional contactor 7 is connected with PLC2 by output module 4, and described rotary encoder 5 is connected with described PLC2 by high speed counting module 3, and described PLC2 is connected with man-machine interface 1.
As to further improvement of the utility model, described rotary encoder 5 is absolute type encoder.
As to further improvement of the utility model, described cam drive gear 12 drives with its fore side limit cam 13 that rotates synchronously and the mode of power lateral confinement position cam 14: described cam drive gear 12 drives worm screws, described fore side limit cam 13 and power lateral confinement position cam 14 are provided with the gear teeth with worm engaging, the symmetrically arranged fore side limit cam 13 of worm drive and power lateral confinement position cam 14 rotate synchronously, and the beneficial effects of the utility model are:
The utility model is on the basis of the pure programme-control numeral of corrugated paper plate printing machines group printing plate cylinder axial adjustment limit method; mechanical axis further is set to caging system; variation that can be outside the printing plate cylinder axial location exceeds the spacing allowed band of programme-control numeral or when other abnormal conditions occurring; by the mechanical position limitation system version roll shaft of corrugated paper plate printing machines group is stopped voluntarily to mobile; make equipment be subjected to comprising the dual limit position limitation protection of pure programme-control numeral position limitation protection, mechanical position limitation protection, guarantee device security.And further conveniently carry out the registering operation of corrugated paper plate printing machines when changing forme, and improved registering precision and efficient, reduced percent defective, make the equipment operation safer, the automation control device is stronger, simplified control.
Description of drawings
Fig. 1 is the syndeton schematic diagram of printing plate cylinder axial adjustment control system of the present utility model.
Among the figure, 1. man-machine interface, 2.PLC, 3. high speed counting module, 4. output module, 5. rotary encoder, 6. encoder synchronous pulley, 7. directional contactor, 8. motor, 9. mechanical reduction gear, 10. reducing gear synchronous pulley, 11. the reducing gear gear, 12. cam drive gears, 13. fore side limit cams, 14. power lateral confinement position cam, 15. fore side limit bit switch, 16. power side pole limit switches, 17. pairs of synchronous pulleys, 18. screw mandrel, 19. fore side machinery wallboard, 20. printing plate cylinders, 21. power sides machinery wallboard.
The indicated direction of arrow A is for to move to fore side.
The indicated direction of arrow B is to the power side shifting.
The specific embodiment
Clearer for technical problem, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Corrugated paper plate printing machines group printing plate cylinder axial adjustment control system of the present utility model, as shown in Figure 1, printing plate cylinder 20 is arranged between power side machinery wallboard 21 and the fore side machinery wallboard 19, described printing plate cylinder 20 axle heads stretch out described fore side machinery wallboard 19 and are in transmission connection with mechanical reduction gear 9, described mechanical reduction gear 9 is in transmission connection with motor 8 and reducing gear synchronous pulley 10 respectively, described motor 8 is connected with directional contactor 7, described reducing gear synchronous pulley 10 is in transmission connection with two synchronous pulleys 17, the described pair of synchronous pulley 17 and screw mandrel 18 mechanical connections, described screw mandrel 18 and printing plate cylinder 20 stretch out the axle head mechanical connection of fore side machinery wallboard 19, described pair of synchronous pulley 17 rotates and causes screw mandrel 18 to rotate, rotation pulling printing plate cylinder 20 motions of described screw mandrel 18; Therefore, directional contactor 7 has been controlled printing plate cylinder 20 by motor 8 and screw mandrel 18 and has been moved.Described printing plate cylinder 20 axle heads are provided with two synchronous pulleys 17, and described pair of synchronous pulley 17 connects with rotary encoder 5 and machine driving caging system respectively.
Described machine driving caging system comprises:
Described pair of synchronous pulley 17 is in transmission connection with mechanical reduction gear 9 outputs, the output of described mechanical reduction gear 9 is provided with reducing gear synchronous pulley 10 and reducing gear gear 11, described reducing gear gear 11 and 12 engagements of cam drive gear, described cam drive gear 12 drives worm screw, described fore side limit cam 13 and power lateral confinement position cam 14 are provided with the gear teeth with worm engaging, the symmetrically arranged fore side limit cam 13 of worm drive and power lateral confinement position cam 14 rotate synchronously, described fore side limit cam 13 and power lateral confinement position cam 14 arrange with fore side limit limit switch 15 and power side pole limit limit switch 16 vicinities respectively, the end play of described fore side limit cam 13 and fore side limit limit switch 15 contacts, described power lateral confinement position cam 14 satisfies the design needs with the end play of power side pole limit limit switch 16 contacts, carries out spacing.
Above-mentioned gearing the course of work be: motor 8 drives mechanical reduction gears 9, the reducing gear synchronous pulley 10 of the output of mechanical reduction gear 9 drives two synchronous pulleys 17, two synchronous pulley 17 driven rotary encoders 5, simultaneously, the reducing gear gear 11 of the output of mechanical reduction gear 9 and 12 engagements of cam drive gear, cam drive gear 12 drives fore side limit cam 13 by worm screw and power lateral confinement position cam 14 rotates synchronously, be that cam drive gear 12 drives worm screw, fore side limit cam 13 and power lateral confinement position cam 14 are provided with the gear teeth with worm engaging, the symmetrically arranged fore side limit cam 13 of worm drive and power lateral confinement position cam 14 rotate synchronously, therefore, fore side limit cam 13 and power lateral confinement position cam 14 just can move in a circle along with the positive and negative rotation of motor 8, simultaneously, original encoder 5 also can work simultaneously.
In the utility model; its position-limit mechanism is not to be set directly on the printing plate cylinder 20, printing plate cylinder 20 mobile in the rotary course is carried out limit position limitation protection more conveniently, and has realized that a covering device is spacing to printing plate cylinder 20 positive and negative both directions; simple in structure, safe and reliable.
In normal operation, fore side limit cam 13 and fore side limit limit switch 15 contacts, power lateral confinement position cam 14 all can not contact with power side pole limit limit switch 16 contacts, in case and improper axial float takes place in the axial location of printing plate cylinder, fore side limit cam 13 will touch described fore side limit limit switch 15 contacts at desired location, and described power lateral confinement position cam 14 touches described power side pole limit limit switch 16 contacts at desired location.
In the present embodiment, the normally-closed contact of described fore side limit limit switch 15 and described power side pole limit limit switch 16 directly is series in the coil control circuit of directional contactor 7, above-mentioned two switches can not move under the normal condition, and be interfered or damage when rotary encoder 5, the data that send PLC2 to are beated, when the shift position of printing plate cylinder 20 exceeds the spacing scope of secure digital, above-mentioned two switches can in time cut off directional contactor 7 coil control circuits, even the output module of PLC2 4 also has output, printing plate cylinder 20 also can stop mobile immediately, guarantees device security.
Described rotary encoder 5 is connected with described PLC2 by high speed counting module 3, the number of turns that described rotary encoder 5 rotates according to motor converts digit pulse to and sends high speed counting module 3 to, in the present embodiment, described rotary encoder 5 is high-resolution absolute type encoder, is conducive to system and realizes high-precision alignment.
Described PLC2 is used for finishing logical operation and the data processing of printing plate cylinder 20 axial adjustment control systems.Specifically be, the coil of the output point of the output module 4 of PLC2 and the normally-closed contact of limit limit switch and directional contactor 7 is connected in series, PLC2 is according to man-machine interface 1 fore side and the instruction of power side shifting button transmission and the displacement data of setting, CPU through PLC2 handles the adhesive of being controlled directional contactor 7 by the output point of output module 4, thus the displacement of control printing plate cylinder 20.
Described PLC2 is provided with the digital limit in the scope that machinery allows spacing; for the mechanical failure that prevents from being caused by uncertain factors such as rotary encoder 5 faults or interference; increased the machine driving caging system as the spacing reinforcement limit position limitation protection of numeral; must be bigger than the spacing pact of numeral the spacing setting value of machine driving in the scope that machinery allows; strengthened the dual limit position limitation protection of the spacing back of first numeral mechanical position limitation, made the equipment operation safer.
In the present embodiment, described man-machine interface 1 is connected with PLC2, realize human-computer interaction, can realize people and systems exchange information by man-machine interface 1, in the present embodiment, described man-machine interface 1 is provided with fore side and power side shifting button, printing plate cylinder 20 displacements show that system mode shows, digital spacing alarm etc., and and PLC2 can be zero-bit with printing plate cylinder 20 center lines together, realizes printing plate cylinder 20 displacement zero clearings.
In the present embodiment, system also is provided with automatically and manual two kinds of adjustment working methods, automatically the adjustment mode is in touch-screen input target shift position, system finishes automatically, manual adjusting style is hand by just moving, openhandedly just stops, and this two kinds of adjustment modes have been arranged, shorten the alignment time greatly, improved operating efficiency.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. corrugated paper plate printing machines group printing plate cylinder axial adjustment control system, printing plate cylinder (20) is arranged between power side machinery wallboard (21) and the fore side machinery wallboard (19), described printing plate cylinder (20) axle head stretches out described fore side machinery wallboard (19) and is in transmission connection with mechanical reduction gear (9), described mechanical reduction gear (9) is in transmission connection with motor (8), and described motor (8) is connected with directional contactor (7); It is characterized in that: described printing plate cylinder (20) axle head is provided with two synchronous pulleys (17), and described contactor is directional contactor (7), and described pair of synchronous pulley (17) connects with rotary encoder (5) and machine driving caging system respectively.
2. corrugated paper plate printing machines group printing plate cylinder axial adjustment control system according to claim 1, it is characterized in that: described machine driving caging system comprises:
The output of described mechanical reduction gear (9) is provided with reducing gear gear (11), the reducing gear synchronous pulley (10) that connects with two synchronous pulleys (17) belt transmission, described reducing gear gear (11) and cam drive gear (12) engagement, described cam drive gear (12) drives and its fore side limit cam (13) and power lateral confinement position cam (14) that rotates synchronously, described fore side limit cam (13) and power lateral confinement position cam (14) arrange with fore side limit limit switch (15) contact and power side pole limit limit switch (16) contact vicinity respectively, and described fore side limit limit switch (15) and described power side pole limit limit switch (16) are controlled the mobile in safe range of described printing plate cylinder (20).
3. corrugated paper plate printing machines group printing plate cylinder axial adjustment control system according to claim 2 is characterized in that: described fore side limit cam (13) satisfies the design needs with end play, the described power lateral confinement position cam (14) of described fore side limit limit switch (15) contact respectively with the end play of described power side pole limit limit switch (16) contact.
4. corrugated paper plate printing machines group printing plate cylinder axial adjustment control system according to claim 3, it is characterized in that: described fore side limit cam (13) touches described fore side limit limit switch (15) contact at desired location, and described power lateral confinement position cam (14) touches described power side pole limit limit switch (16) contact at desired location.
5. corrugated paper plate printing machines group printing plate cylinder axial adjustment control system according to claim 3, its characteristics are: described fore side limit limit switch (15) is connected with described directional contactor (7) with described power side pole limit limit switch (16), and the normally-closed contact of described fore side limit limit switch 15 and described power side pole limit limit switch 16 is series in the coil control circuit of described directional contactor 7; Described directional contactor (7) is connected with PLC (2) by output module (4), and described rotary encoder (5) is connected with described PLC (2) by high speed counting module (3), and described PLC (2) is connected with man-machine interface (1).
6. corrugated paper plate printing machines group printing plate cylinder axial adjustment control system according to claim 1, its characteristics are: described rotary encoder (5) is absolute type encoder.
7. corrugated paper plate printing machines group printing plate cylinder axial adjustment control system according to claim 3, its characteristics are: described cam drive gear (12) drives with its fore side limit cam (13) that rotates synchronously and the mode of power lateral confinement position cam (14) and is: described cam drive gear (12) drives worm screw, described fore side limit cam (13) and power lateral confinement position cam (14) are provided with the gear teeth with described worm engaging, and the symmetrically arranged fore side limit cam of described worm drive (13) and power lateral confinement position cam (14) be rotation synchronously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220739964 CN203110495U (en) | 2012-12-30 | 2012-12-30 | Axial adjusting and controlling system for printing roll of corrugated board printing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220739964 CN203110495U (en) | 2012-12-30 | 2012-12-30 | Axial adjusting and controlling system for printing roll of corrugated board printing unit |
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| Publication Number | Publication Date |
|---|---|
| CN203110495U true CN203110495U (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220739964 Expired - Fee Related CN203110495U (en) | 2012-12-30 | 2012-12-30 | Axial adjusting and controlling system for printing roll of corrugated board printing unit |
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| CN (1) | CN203110495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102975478A (en) * | 2012-12-30 | 2013-03-20 | 株洲三新包装技术有限公司 | Axial adjusting and controlling system of printing plate roller of corrugated board printer |
-
2012
- 2012-12-30 CN CN 201220739964 patent/CN203110495U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102975478A (en) * | 2012-12-30 | 2013-03-20 | 株洲三新包装技术有限公司 | Axial adjusting and controlling system of printing plate roller of corrugated board printer |
| CN102975478B (en) * | 2012-12-30 | 2014-12-10 | 株洲三新包装技术有限公司 | Axial adjusting and controlling system of printing plate roller of corrugated board printer |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |