CN203528061U - Deviation rectifying control device for wide soft blanket belt for cold transfer printing machine - Google Patents
Deviation rectifying control device for wide soft blanket belt for cold transfer printing machine Download PDFInfo
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- CN203528061U CN203528061U CN201320538581.5U CN201320538581U CN203528061U CN 203528061 U CN203528061 U CN 203528061U CN 201320538581 U CN201320538581 U CN 201320538581U CN 203528061 U CN203528061 U CN 203528061U
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- deviation rectifying
- blanket band
- transfer printing
- printing machine
- control device
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Abstract
Disclosed is a deviation rectifying control device for a wide soft blanket belt for a cold transfer printing machine. The deviation rectifying control device comprises a deviation rectifying roller and photo-electric sensors, wherein the deviation rectifying roller is arranged in a blanket belt transfer line and the photo-electric sensors are arranged on the two sides of the blanket belt. The deviation rectifying roller is connected with a gear motor through a lead screw, and the photo-electric sensors are connected with the gear motor through a motion controller PC. One end of the deviation rectifying roller or the two ends of the deviation rectifying roller are arranged on an installation plate through mounted bearings, and the installation plate is arranged on a slide rail. A lead nut is arranged on the lead screw, and the lead nut is connected with the installation plate through a lead nut support. An existing photo-electric technology and an existing programmable control technology are fully utilized in the deviation rectifying control device, a closed-looped-type deviation rectifying system which conducts rectifying while conducting feeding back is realized by controlling forward rotation and reverse rotation of the gear motor, accurate control over deviation rectifying of the wide soft blanket belt used in cold transfer equipment is realized, the working efficiency is also improved and the deviation rectifying control device is simple in structure, convenient to operate, safe and reliable.
Description
Technical field
The utility model belongs to the cold trans-printing equipment technical field of textile printing and dyeing class, relates to the correcting controller of the soft blanket band of a kind of cold-transfer printing machine wide cut.
Background technology
Textile printing and dyeing industry is the traditional advantage industry of China, and transfer printing is in the fifties utility model in last century, and worldwide application is extremely wide.But, this distillation formula transfer printing (heat shifts) has its shortcomings and limitations, as very narrow in dye selection face (cannot be applicable to the natural fabrics such as cotton, hair, silk), many in sublimed method transfer printing must with dyestuff all there is the material that can resolve into carcinogenic aromatic amine while shifting.In view of the problem that cannot overcome above, along with the progress of technology and industry kind and upright men's effort and exploration, cold-transfer printing technology is arisen at the historic moment, it be first with printing process by suitable dye ink, on speciality paper, pattern or the word of stamp wanted in printshop, is printed to a kind of transfer printing paper.By pressure-acting, make dye ink depart from and peel off from paper, by the pattern on transfer printing paper or words transfer printing to fabric.For natural fabrics such as cotton, hair, silks, its advantage is especially obvious.
Cold transfer, as its name suggests, the core of its technique is just to shift, basic technology is: after the calico that the calico paper being printed as by special pigment and being coated with shifts liquid enters respectively transfer section, be close to soft blanket band, soft blanket band is around between blanket band deflector roll, and be rolled in tightly on the surface of central cylinder, along with the rotation passive transport of central cylinder, and calico paper and painting are crossed the calico that shifts liquid and are being pasted soft blanket band, and under the pressure of many hydraulic pressure rollers (being generally 5), making colored type pigment on calico paper accurately transfer to cloth gets on, completed the transfer of colored type pigment.In whole transfer process, the flatness of blanket band and side-to-side movement side-play amount are directly determining quality and the transfer effect of product.Cold transfer and equipment thereof all belong to industry at present newly to be created, and because the own material of blanket band (quality of rubber materials) is softer, easy torsional deformation and wider width (2300mm), the contact area of itself and central cylinder is very big again, therefore the response for deviation correcting device action has very large hysteresis quality gentle chronic, the careless slightly distortion that will cause whole blanket belt surface, even damage blanket band, therefore the object that, the problem of the skew of the left and right in running has become emphasis of equipment developer to solve for blanket band.
This equipment with soft blanket band is to rely on blanket band both sides to mark substantially at present, then by field worker, by spanner manual adjustments, is controlled, and has indivedual employing oil cylinders to control, but has its defect and hidden danger.If manual adjustment considers that its hysteresis quality is gentle chronic, that can not adjust is fast, can not be slow, thus very high to personnel's operating experience requirement, but precision is still difficult to guarantee, therefore, and can only be to reduce the speed of service of equipment and the qualification rate of product in return; If employing oil cylinder, be by cylinder piston rod stretch out and retraction regulates, but because the hysteresis quality of blanket band causes control accuracy poor, and easily distortion even damages blanket band.
Utility model content
The purpose of this utility model is to provide the correcting controller of the soft blanket band of a kind of cold-transfer printing machine wide cut, has solved prior art control accuracy poor, the problem of fragile blanket band.
The technical solution of the utility model is: the correcting controller of the soft blanket band of cold-transfer printing machine wide cut, comprise the regulating roller being arranged on blanket tape travel circuit and the photoelectric sensor that is arranged on blanket band both sides, regulating roller is connected with reducing motor by screw mandrel, and photoelectric sensor is connected with reducing motor by motion controller PC.
Feature of the present utility model is also:
The one or both ends of regulating roller are arranged on installing plate by rolling bearing units, and installing plate is arranged on slide rail; Screw mandrel is provided with screw, and screw is connected with installing plate by screw bearing.
Screw mandrel is connected with reducing motor by elastic caoutchouc shaft coupling, and the two ends of screw mandrel are provided with gland.
On gland, be equipped with position limitation protection switch.
The both sides of blanket band are equipped with position limitation protection switch.
The correcting controller of the soft blanket band of cold-transfer printing machine wide cut, comprises correction motor, photoelectric sensor etc.Reducing motor is connected with regulating roller by screw mandrel; the gland of screw mandrel upper and lower end parts (2 and 6) is provided with two position limitation protection switches (13); by screw, be fixedly connected with gland; the right and left of blanket band is separately installed with two infrared reflection photoelectric sensors (Fig. 2) and two position limitation protection switches (13) with elastic rod, also by screw fixed support, connects respectively.Photoelectric sensor and position limitation protection switch are connected with the motion controller PC in being arranged on switch board by wire, according to write program operation;
The utlity model has following beneficial effect:
1, the utility model arranges regulating roller on blanket tape travel circuit, on blanket band both sides, photoelectric sensor is set, regulating roller is connected with reducing motor by screw mandrel, reducing motor is connected with photoelectric sensor by motion controller PC, photoelectric sensor reaches motion controller PC by signal while detecting blanket band generation skew and controls the rotating of reducing motor, thereby regulating roller is adjusted in the rotation by screw mandrel, controls the side-play amount of blanket band, has improved control accuracy.
2, the utility model makes full use of existing photoelectric technology and Programmable control technology, by controlling the rotating of reducing motor, realized the closed loop deviation-rectifying system that feedback limit, limit is adjusted, not only realize the accurate control of the soft blanket band correction of wide cut used on cold transfer equipment, and improved operating efficiency.
3, the utility model is simple in structure, easy to operate, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the correcting controller structural representation of the soft blanket band of the utility model cold-transfer printing machine wide cut;
Fig. 2 is Fig. 1 partial enlarged drawing;
Fig. 3 is that the utility model is blanket tape travel conspectus.
In Fig. 1,1. bearing spider, 2. gland 1; 3. screw mandrel, 4. screw, 5. screw bearing; 6. reducing motor, 7. motor backing plate, 8. regulating roller; 9. elastic caoutchouc shaft coupling, 10. installing plate, 11. slide rails; 12. rolling bearing units, 13. position limitation protection switches, 14. taper roll bearings; 15. central cylinder, 16. blanket bands, 17. blanket band deflector rolls.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The correcting controller of the soft blanket band of cold-transfer printing machine wide cut, referring to Fig. 1, Fig. 2 and Fig. 3, comprises the photoelectric sensor that is arranged on the regulating roller 8 on blanket band 16 running circuits and is arranged on blanket band 16 both sides.Reducing motor 6 is connected with regulating roller 8 by screw mandrel 3, and photoelectric sensor is connected with reducing motor 6 by motion controller PC.
One end of regulating roller 8 is arranged on installing plate 10 by rolling bearing units 12, and installing plate 10 is arranged on slide rail 11; Screw mandrel 3 is provided with screw 4, and screw 4 is connected with installing plate 10 by screw bearing 5.The other end of regulating roller 8 is fixed on wallboard by rolling bearing units 12 and ring flange.Screw mandrel 3 is connected with reducing motor 6 by elastic caoutchouc shaft coupling 9, and the two ends of screw mandrel 3 are provided with gland 2.
Photoelectric sensor is placed in respectively the right and left of soft blanket band 16, by screw fixed support, be connected on machine left and right sidesing wall plate, and on two glands 2 of screw mandrel 3 upper and lower end parts, a position limitation protection switch 13 is installed respectively, same, two at blanket band 16 allow outermost also respectively to install a position limitation protection switch 13 additional, by screw, be fixedly connected with respectively, whether photoelectric sensor is offset for detection of blanket band, and signal is reached to motion controller PC carry out internal arithmetic processing, motion controller PC is according to the signal of photoelectric sensor, control the rotating of reducing motor 6, and then drive regulating roller 8 to move along slide rail 11 by the rotation of screw mandrel 3, regulate regulating roller 8, control the side-play amount of blanket band 16.And when being arranged on position limitation protection switch 13 on gland and being mainly used in generating program operation mistake or outside line fault; reducing motor 6 is not subject to original programme-control; all the time towards some direction runnings; avoid the situation that causes mechanical component to damage; and be positioned at two of the blanket band 16 position limitation protection switches that allow outermost to install additional; to be because mechanical breakdown causes blanket band 16 not to be subject to the control of the regulating roller 8 that is connected with reducing motor 6 to move and surmount it towards a certain lateral deviation straight, to allow outermost in order preventing, and finally to damage the generation of blanket band 16 situations.
With regard to concrete correction control principle, be described below:
First, because it is higher to control requirement, so must guarantee precision and the reliability of collection signal, so select (E3G-ML79) infrared photoelectric sensor of Japanese Omron, the transmitter transmitting light beam that aims at the mark, receiver comprises photodiode, phototriode, photocell forms, if light source is blocked by blanket band, the output level of photoelectric sensor can change, also just illustrate that blanket band is offset, otherwise think that blanket band moves in middle normal position, before debugging blanket band, first by mechanical tensioning device, and at deviation rectification roller 8 when left and right parastate (with respect to central cylinder), make in the blanket band short time basicly stable, be that side-play amount is little, this is the successful outside prerequisite of debugging.Must be immediately to its response when controller detects the signal that blanket band has been offset, the hysteresis quality of considering the response of blanket band is gentle chronic, the measure of taking is: the blanket band of take is example towards transmission side skew, when motion controller PC receives after transmission side photosignal, control immediately reducing motor 6 forwards simultaneously, forward A is after second, reducing motor 6 stops waiting for B second, then restart, forward C second, again stop waiting for D second, so repeatedly, until detecting transmission side photosignal, motion controller PC becomes low level, at photosignal, become low level moment, reducing motor shuts down, and after becoming low level, waits for transmission side photosignal that E is after second, reducing motor is turned round rapidly, the rotating time is F millisecond, that is: regulating roller is returned again just to parallel position, the control principle of a whole correction action that Here it is.According to calculating, can learn 1 second of the every running of motor, can make the transmission side of regulating roller towards 0.4mm(motor rated speed: the 1450r/min that moves near central cylinder direction, speed reducing ratio: 180, screw mandrel pitch: 3mm), be that transmission side blanket band is slightly lax with respect to fore side, and then blanket band is slowly moved towards slightly lax direction.In actual field; in order to prevent the generation of contingency; conventionally to deviation-rectifying system except carrying out outside hard position limitation protection; also can in program, carry out corresponding soft protection, in this cover system, it carried out to the restriction of correction number of times; and this limited number of times choose 2 times of real work number of times that must be greater than under normal circumstances correction; in cold transfer equipment, by debugging, observe, limit its each correction number of times (number of run of the motor of rectifying a deviation) and be not more than 5 in monolateral correction process.
For the time period above-mentioned (A, B, C, D, E), need to attempt checking according to the actual conditions of field adjustable, the tune-up data at certain cold transfer equipment scene is, A=5, B=20, C=5, D=20, E=3, and according to motion controller PC inside to the electric machine rotation timing (being accurate to Millisecond) constantly of rectifying a deviation in correction process, be assumed to be X millisecond, F=X, long-time and the multistage speed runtime verification (machine speed: 5-50 ms/min) through scene, this device performance is stable, and precision is high, applied widely, reach the production requirement of this equipment completely.
Claims (5)
1. the correcting controller of the soft blanket band of cold-transfer printing machine wide cut, it is characterized in that: comprise the photoelectric sensor that is arranged on the regulating roller (8) on blanket band (16) running circuit and is arranged on blanket band (16) both sides, described regulating roller (8) is connected with reducing motor (6) by screw mandrel (3), and described photoelectric sensor is connected with described reducing motor (6) by motion controller PC.
2. the correcting controller of the soft blanket band of cold-transfer printing machine wide cut as claimed in claim 1, it is characterized in that: it is upper that the one or both ends of described regulating roller (8) are arranged on installing plate (10) by rolling bearing units (12), and described installing plate (10) is arranged on slide rail (11); Described screw mandrel (3) is provided with screw (4), and described screw (4) is connected with described installing plate (10) by screw bearing (5).
3. the correcting controller of the soft blanket band of cold-transfer printing machine wide cut as claimed in claim 1 or 2, it is characterized in that: described screw mandrel (3) is connected with described reducing motor (6) by elastic caoutchouc shaft coupling (9), and the two ends of described screw mandrel (3) are provided with gland (2).
4. the correcting controller of the soft blanket band of cold-transfer printing machine wide cut as claimed in claim 3, is characterized in that: on described gland (2), be equipped with position limitation protection switch (13).
5. the correcting controller of the soft blanket band of cold-transfer printing machine wide cut as claimed in claim 1 or 2, is characterized in that: the both sides of described blanket band (16) are equipped with position limitation protection switch (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320538581.5U CN203528061U (en) | 2013-08-30 | 2013-08-30 | Deviation rectifying control device for wide soft blanket belt for cold transfer printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320538581.5U CN203528061U (en) | 2013-08-30 | 2013-08-30 | Deviation rectifying control device for wide soft blanket belt for cold transfer printing machine |
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| Publication Number | Publication Date |
|---|---|
| CN203528061U true CN203528061U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320538581.5U Expired - Fee Related CN203528061U (en) | 2013-08-30 | 2013-08-30 | Deviation rectifying control device for wide soft blanket belt for cold transfer printing machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891241A (en) * | 2015-06-06 | 2015-09-09 | 安庆市天润纸塑包装有限责任公司 | Deviation correcting device of cutting machine |
| WO2018120372A1 (en) * | 2016-12-27 | 2018-07-05 | 长胜纺织科技发展(上海)有限公司 | Weft straightening and de-skewing apparatus for high-speed transfer printing machine |
| CN110834462A (en) * | 2019-11-25 | 2020-02-25 | 温州国伟印刷机械有限公司 | Color register adjusting device of printing equipment and printing machine |
-
2013
- 2013-08-30 CN CN201320538581.5U patent/CN203528061U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891241A (en) * | 2015-06-06 | 2015-09-09 | 安庆市天润纸塑包装有限责任公司 | Deviation correcting device of cutting machine |
| WO2018120372A1 (en) * | 2016-12-27 | 2018-07-05 | 长胜纺织科技发展(上海)有限公司 | Weft straightening and de-skewing apparatus for high-speed transfer printing machine |
| CN110834462A (en) * | 2019-11-25 | 2020-02-25 | 温州国伟印刷机械有限公司 | Color register adjusting device of printing equipment and printing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20190830 |