CN202702814U - Nanometer material direct platemaking machine printing device - Google Patents
Nanometer material direct platemaking machine printing device Download PDFInfo
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- CN202702814U CN202702814U CN 201220105067 CN201220105067U CN202702814U CN 202702814 U CN202702814 U CN 202702814U CN 201220105067 CN201220105067 CN 201220105067 CN 201220105067 U CN201220105067 U CN 201220105067U CN 202702814 U CN202702814 U CN 202702814U
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Abstract
The utility model relates to a nanometer material direct platemaking machine printing device which is installed in a nanometer material direct platemaking machine. The nanometer material direct platemaking machine printing device is provided with a word car stepping servo motor, a word car stepping servo controller, a differential signal converter, a printing servo motor, a printing head and a control module of the printing head, wherein the word car stepping servo controller receives control signals in a control unit of the nanometer material direct platemaking machine and drives the word car stepping servo motor to drive the printing head to move axially along a roller; the differential signal converter receives differential signals of a self-included first encoder in a roller servo motor of the nanometer material direct platemaking machine, converts the differential signals into pulse level signals and Z direction signals, and sends the pulse level signals and the Z direction signals to the control module of the printing head. The nanometer material direct platemaking machine printing device is stable, even and accurate in printing of pulse signals, by means of detection of platemaking images, accuracy of each pulse square wave is controlled within the scope of 0.0352 millimeter of arc length, and by means of the adoption of combination printing of multiple printing heads, platemaking efficiency is improved.
Description
Technical field
The utility model relates to a kind of printing technique, specifically a kind of nano material direct plate maker printing equipment.
Background technology
Printing industry is the industry that Chinese national economy is had material impact.Plate making printing technique is in the history in existing more than 2,000 year of China, and what adopt the earliest is that type is cut blocks for printing and type printing.Last century, onset understood laser technology, the laser plate-making technology of having derived subsequently.At present, China's printing industry is prevailing to be laser phototypesetting technology, and this technology is considered to the second revolution of China's printing technology after Bi Noboru invention typography, and it makes the press of China from then on " take leave of plumbous and fire, welcome light and electricity ".
But because it adopts the chemitype method, material foundation is photosensitive material, " image-film-sensitive paper " imaging process of the similar traditional photography of technological process, comprise " image-photographic film-PS version " two step photosensitive imaging and corresponding chemical development process, the post processing of photographic film and plate exists a large amount of water pollution problems and the noble silver wasting of resources.And the representative CTP technology of advanced plate making developing direction (Computer To Plate, CTP), automaticity high be subject to extensive concern simple with operation in the world in recent years.Compare with laser phototypesetting technology, it has omitted the step of photographic film, only comprise " image-PS version " step photo-process, but it still exists complex process and the loaded down with trivial details techniques such as sensitization, development, flushing inevitably, high, the length consuming time of cost, and because chemical cheaning brings problem of environmental pollution, although common practices be in the waste liquid with rear discharging, have a strong impact on but still can cause environment, can't meet the requirement of environmental protection.
Existing plate-making technology all is based on the photosensitive imaging principle, uses photosensitive material to expose.Along with the photosensitive material photosensitive property is different, the plate-making environment had different requirements, but nearly all under the darkroom, operate, for example laser phototypesetting technology goes out film process, silver salt CTP and purple laser c TP needs to operate under safe amber light, and machine volume is large, control accuracy is low, and it is coarse to make a plate, and has directly affected follow-up printing quality.
The in recent years successful development of nano material makes to print has also had new breakthrough with carrier material, makes direct plate making printing technique become new research topic.Directly print is to utilize printer directly with the China ink spray thereon at plate-making material.In the prior art, printer head is far away apart from the plate-making material surface distance, can reach more than the 10mm, and black mark is dispersed, and print quality is poor, can't be applied to direct plate making printing technique.It is to utilize the high-frequency pulse signal input as the benchmark that starts print point fire-fighting China ink that the nanometer platemaking machine is printed control, and according to nanometer version and cylinder sizes, print point fire-fighting China ink is corresponding with master rotor arc of rotation appearance.For in the control print procedure, realize accurately above-mentioned corresponding relation, printing equipment needs accurately control signal, therefore needs a kind of nano material direct plate maker printing equipment of applicable novel mask-making technology.And the printing equipment that can satisfy at present nanometer platemaking machine printing requirement there is not yet report.
The utility model content
Far away apart from the plate-making material surface distance for printer in the existing plate-making technology, print quality is poor, can't satisfy this weak point of demand of direct plate-making, the technical problems to be solved in the utility model provides a kind of nano material direct plate maker printing equipment that satisfies direct printing requirement, improves print quality.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is;
The utility model nano material direct plate maker printing equipment, be installed in the nano material direct plate maker, have word car step-servo motor, word car stepping servo controller, differential signal converter, print servomotor, printhead and control module thereof, wherein, word car stepping servo controller receives the control signal of control module in the nano material direct plate maker, drives word car step-servo motor control word car and drives printhead along drum shaft to operation; The differential signal of the first encoder that the cylinder servomotor in the differential signal converter reception nano material direct plate maker carries converts impulse level signal and Z-direction signal to, delivers to the printhead control module.
The utility model also is provided with the second encoder, its position detection signal with the cylinder servomotor feeds back to control module, control module outputs control signals to the printing servomotor according to above-mentioned feedback signal, prints the lifting action of driven by servomotor mechanical cam control printhead by this again.
Described the second encoder is installed on the cylinder end, for detection of the cylinder turned position.
The utility model also has blotter, comprises ink tube and the ink suction pump that is connected with above-mentioned ink tube, the control instruction of this ink suction pump reception control unit, and the residual black liquid that connects printhead by ink tube carries out the blotting operation.
The utility model also has heating/cold type unit, comprises electric heater unit and refrigerating plant, and electric heater unit is delivered to the flitch surface that is adsorbed on the cylinder by warm-air pipe with hot blast, and refrigerating plant is enclosed in the printhead place by cool air hose with cold wind.
Described number of print is 2
nIndividual, n is 0～4 integer, and the parallel combined is installed, and all is connected in the output of printhead control module.
The utlity model has following beneficial effect and advantage:
1. control accuracy is high.The utility model word car and printhead all adopt servo-drive, utilize corresponding control method accurately to control, through overtesting, monitoring, the level signal that meets the needed pulse square wave of printhead control module, and in test run, signal stabilization, evenly, accurately, by detecting the every pulse square wave precision of plate-making picture all in control arc length 0.0352mm scope.
2. plate-making efficient is high.The utility model has reduced a lot of operations in traditional plate-making process, does not need to expose, the process control of the sensitization such as development and chemically treated postprocessing working procedures, and the plate-making flow process is simpler and more direct, adopts simultaneously the multiple print head combination printing, has improved plate-making efficient.
3. the utility model is as the part of whole platemaking machine, and is with low cost, totle drilling cost not up till now 1/3 of the purple laser c TP equipment of international popular; Maintenance cost is also very low, has overcome present CTP technology fully and has been difficult to the extensively problem of popularization because the equipment plate is expensive.
Description of drawings
Fig. 1 is the nano material direct plate maker electrical structure block diagram that the utility model relates to;
Fig. 2 is the utility model control principle drawing (one);
Fig. 3 is the utility model control principle drawing (two);
Fig. 4 is the utility model control principle drawing (three);
Fig. 5 is control module expansion daughter board schematic diagram in the utility model;
Fig. 6 is the control method flow chart that the utility model adopts.
The specific embodiment
The direct plate-making technology of nano material is based on the wellability regulation and control of nano material, special transfer materials precise Printing is had on the super hydrophilic plate of nano and micron composite structure, regulation and control by transfer materials and plate nanoscale interfacial property, form the nanometer microcell (image areas and non-graphic district) with opposite wellability (super oleophylic/hydrophilic) at the forme of printing, thereby realize direct Plate making printing, has equipment price, consumables cost and running cost are low, but the advantages such as growth property height are a kind of non-sensitization, pollution-free, low-cost, the brand-new plate-making technology that technique is simple and direct.It has abandoned the technical thought of passing through at present photosensitive material precoated shet and photographic chemistry imaging, adopt the principle of nano material direct imaging, thoroughly solve pollution and wasting of resources problem in the plate making process, will greatly accelerate " digitlization, greenization " process of press.
Nanometer material direct plate maker is to develop for the ink-jet of using nano material, has abandoned traditional mask-making technology, has reached requirement efficient, cheap, environmental protection.The utility model nano material direct plate maker printing equipment is to one of important corollary apparatus of nano material direct plate maker.
As shown in Figure 1, nano material direct plate maker control device comprises: control module, upper plate unit, roller unit, print unit, pneumatic unit and unload the plate unit, and wherein control module receives the position detection signal of upper plate unit, print unit, pneumatic unit and roller unit feedback; The control loop that the control output end of control module is connected to adjustment of the printing plate unit, roller unit, print unit, pneumatic unit and unloads the plate unit; Described control module carries out both-way communication with host computer and is connected.
The utility model is the print unit in the above-mentioned nano material direct plate maker.Shown in Fig. 2～4, the utility model nano material direct plate maker printing equipment comprises: word car step-servo motor, word car stepping servo controller, differential signal converter, printing servomotor and printhead (present embodiment adopts EPSON OFFICE ME70) and control module thereof, wherein, word car stepping servo controller receives the control signal of control module in the nano material direct plate maker, drives word car step-servo motor control word car and drives printhead along drum shaft to operation; The differential signal converter receives meter differential signal of the first encoder that material direct plate maker intermediate roll servomotor carries and converts impulse level signal and Z-direction signal to, all delivers to the printhead control module.
As shown in Figure 5, be expansion daughter board schematic diagram relevant with the utility model in the nano material direct plate maker control module.The feedback signal of the second encoder is received the encoder feedback interface of expansion daughter board, for detection of the position of roller unit intermediate roll, further controls the lifting of printhead and unloads the chucking of plate unit tail card or unclamp; The 3rd encoder carries by rolling (be used for upper plate) drive motors (direct current generator) to first pair in the upper plate unit, for detection of the distance of flitch head end with the head card, and the further chucking of control head card or unclamp action.The main shaft that indicates among the figure is cylinder.
The print frequency control of printhead is design difficulty of the present utility model, in the present embodiment, the encoder that the cylinder servomotor carries does not participate in the closed-loop control of cylinder servomotor itself, but convert the differential signal of its detection to impulse level signal and Z-direction signal, deliver to the printhead control module.
Because the printhead in the utility model only has 0.5mm apart from flitch under print state, and the frock height of head card and tail card is 2.5mm, this highly gives directly to print has increased difficulty, therefore cylinder when rotated, must consider that printhead will avoid the height of two jigs, between tail snaps into head card, do not need printing, printhead can be mentioned certain distance, and then drop to and print height.The control of this process is finished by printing servomotor, therefore also the second encoder need be set in the utility model, and this second encoder is installed on the cylinder end, for detection of the cylinder turned position.Its position detection signal with the cylinder servomotor feeds back to control module, control module outputs control signals to the printing servomotor according to above-mentioned feedback signal, by this lifting action of printing driven by servomotor mechanical cam control printhead, guaranteed controllability and the reliability of operation of complete machine again.
The quantity of printhead is 2
nIndividual, n is 0～4 integer (present embodiment is 4), and the parallel combined is installed, and all is connected in the output of printhead control module.A plurality of printheads are worked simultaneously, have greatly improved printing effect.
As shown in Figure 6, the utility model is realized its print procedure by the following method: beat and be specially:
After the upper plate operation was finished, the control module of nano material direct plate maker started the word car and moves to top of form;
Start the roller unit rotation;
Gather the second encoder feedback signal, judge whether this signal is in print area;
As be in print area, then start printhead and begin single-row printing;
Judge whether single-row printing finishes, judge as finishing, then continuing whether all row printings finish;
If all row are printed all finish, then the word car moves to the blotting protective position, waits for next time print out task;
If all row are printed do not finish, then unit of word car stepping is back to and judges whether this signal is in the print area step;
If single-row printing does not finish, then return the startup printhead and begin single-row printing step;
If the second encoder feedback signal is not in print area, then printhead is mentioned to return and is judged whether this signal is in the print area step.
In practical operation, when control module received the second encoder feedback signal not at print area, printhead was mentioned specified altitude (present embodiment is 3.0mm), dropped to the printing height until cross after the tail card enters print area again.
After printing is all finished, start and unload plate unit and pneumatic unit, unload the plate operation.
In order to guarantee print quality, to carry out blotting to printhead before each the printing and process.Present embodiment is provided with blotter for this reason, comprises ink tube and the ink suction pump that is connected with above-mentioned ink tube, and the control instruction of this ink suction pump reception control unit realizes the blotting operation to printhead.
Owing to have the fine aperture of 180/row * two row on the shower nozzle of the printhead in the present embodiment, each hole diameter is 0.025mm, very easily stop up, present embodiment also disposes heating/cold type unit for this reason, comprises electric heater unit and refrigerating plant, and the two delivers to the flitch surface by warm-air pipe and cool air hose with hot blast respectively, cold wind is enclosed in the printhead place, isolate hot blast with cold wind, make hot blast can not blow to print head surface, avoided the generation of clogging.
It is to utilize the high-frequency pulse signal input as the benchmark that starts print point fire-fighting China ink that the nanometer platemaking machine is printed control, and in this example, according to nanometer version 830mm and master rotor size (328*3.14=1030mm), print point fire-fighting China ink requires
Inch is igniting once, be that the master rotor rotation every 0.0352mm of arc length (25.4/720) is that once igniting is printed, therefore after the long 830mm of version was except decaptitate card, tail card clamp length (10mm), approximately 820mm was wide for finishing inkjet printing plate-making in effective print zone of 594mm.
According to above-mentioned requirements, the single-row printing of finishing a week on cylinder just needs to produce individual evenly, stable, the level signal of pulse square wave accurately of 29261 (1030/0.0352 ≈ 29261), and each time level signal all require corresponding with each section of cylinder arc length, i.e. 0.0352mm/ square wave.
Utilize encoder (i.e. the first encoder) simulation data of Rolling motor driver that the Rolling motor code device signal directly is sent to print module:
Design principle: Rolling motor servo-driver (LUST SBD-20S) gathers and does process of frequency multiplication (being realized by internal drive hardware) to the first encoder, with the first encoder with differential signal (A, A/, B, B/, Z, Z/) mode is exported 29261 pulses/circle pulse signal to the printhead control module, because this signal is directly to export through servo driver of motor, process without control module, so the uniformity of signal, stability, accuracy can both be controlled in the design tolerance scope.In addition, print module can only the incoming level signal, the first encoder differential signal output increases a differential signal converter (SC-10), and signal is adjusted into the required level signal of printhead control module (comprising mutually reset signal of print pulse and Z), has satisfied the control requirement.
Through overtesting, monitoring, the utility model meets the level signal of the needed pulse square wave of printhead control module, and in test run, signal stabilization, evenly, accurately, by detecting the every pulse square wave precision of plate-making picture all in control arc length 0.0352mm scope.
Claims (6)
1. nano material direct plate maker printing equipment, it is characterized in that: be installed in the nano material direct plate maker, have word car step-servo motor, word car stepping servo controller, differential signal converter, print servomotor, printhead and control module thereof, wherein, word car stepping servo controller receives the control signal of control module in the nano material direct plate maker, drives word car step-servo motor control word car and drives printhead along drum shaft to operation; The differential signal of the first encoder that the cylinder servomotor in the differential signal converter reception nano material direct plate maker carries converts impulse level signal and Z-direction signal to, delivers to the printhead control module.
2. by nano material direct plate maker printing equipment claimed in claim 1, it is characterized in that: also be provided with the second encoder, its position detection signal with the cylinder servomotor feeds back to control module, control module outputs control signals to the printing servomotor according to above-mentioned feedback signal, prints the lifting action of driven by servomotor mechanical cam control printhead by this again.
3. by nano material direct plate maker printing equipment claimed in claim 2, it is characterized in that: described the second encoder is installed on the cylinder end, for detection of the cylinder turned position.
4. by nano material direct plate maker printing equipment claimed in claim 1, it is characterized in that: also have blotter, comprise ink tube and the ink suction pump that is connected with above-mentioned ink tube, the control instruction of this ink suction pump reception control unit, the residual black liquid that connects printhead by ink tube carries out the blotting operation.
5. by nano material direct plate maker printing equipment claimed in claim 1, it is characterized in that: also have heating/cold type unit, comprise electric heater unit and refrigerating plant, electric heater unit is delivered to the flitch surface that is adsorbed on the cylinder by warm-air pipe with hot blast, and refrigerating plant is enclosed in the printhead place by cool air hose with cold wind.
6. by nano material direct plate maker printing equipment claimed in claim 1, it is characterized in that: described number of print is 2
nIndividual, n is 0～4 integer, and the parallel combined is installed, and all is connected in the output of printhead control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220105067 CN202702814U (en) | 2012-03-20 | 2012-03-20 | Nanometer material direct platemaking machine printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220105067 CN202702814U (en) | 2012-03-20 | 2012-03-20 | Nanometer material direct platemaking machine printing device |
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| Publication Number | Publication Date |
|---|---|
| CN202702814U true CN202702814U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220105067 Withdrawn - After Issue CN202702814U (en) | 2012-03-20 | 2012-03-20 | Nanometer material direct platemaking machine printing device |
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| Country | Link |
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| CN (1) | CN202702814U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615927A (en) * | 2012-03-20 | 2012-08-01 | 丹东金丸集团有限公司 | Printing device for nano-material direct plate-making machine and control method for printing device |
| CN104494281A (en) * | 2014-12-05 | 2015-04-08 | 丹东金丸集团有限公司 | Automatic plate replacing system and automatic plate replacing method for nano plate-making machine |
-
2012
- 2012-03-20 CN CN 201220105067 patent/CN202702814U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615927A (en) * | 2012-03-20 | 2012-08-01 | 丹东金丸集团有限公司 | Printing device for nano-material direct plate-making machine and control method for printing device |
| CN102615927B (en) * | 2012-03-20 | 2013-11-27 | 丹东金丸集团有限公司 | Printing device for nano-material direct plate-making machine and control method for printing device |
| CN104494281A (en) * | 2014-12-05 | 2015-04-08 | 丹东金丸集团有限公司 | Automatic plate replacing system and automatic plate replacing method for nano plate-making machine |
| CN104494281B (en) * | 2014-12-05 | 2017-08-18 | 丹东金丸集团有限公司 | Nanometer direct plate maker moves plate method certainly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130130 Effective date of abandoning: 20131127 |
|
| RGAV | Abandon patent right to avoid regrant |