CN104742498A - Solution feeding system of printing machine - Google Patents
Solution feeding system of printing machine Download PDFInfo
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- CN104742498A CN104742498A CN201310753480.4A CN201310753480A CN104742498A CN 104742498 A CN104742498 A CN 104742498A CN 201310753480 A CN201310753480 A CN 201310753480A CN 104742498 A CN104742498 A CN 104742498A
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Abstract
The invention provides a solution feeding system of a printing machine. The solution feeding system comprises a water tank connected with the printing machine. The water tank contains solution formed by mixing water, alcohol and fountain solution. The solution feeding system further comprises a filtering device, a water feeding device, a fountain solution feeding device, an alcohol feeding device, a detection device and a control device. The filtering device filters the mixed solution in the water tank and returns the filtered solution to the water tank. The water feeding device is connected with the water tank and feeds water into the water tank. The fountain solution feeding device feeds fountain solution into the water tank. The alcohol feeding device feeds the alcohol into the water tank. The detection device detects components of the mixed solution. The control device receives detection information of the detection device and according to the detection condition of the detection device, controls the water feeding device, the fountain solution feeding device and the alcohol feeding device to connect/disconnect with the water tank; in this way, components are separably fed, and component ratio of the mixed solution in the water tank is guaranteed, so that printing quality of the printing machine is improved.
Description
Technical field
The present invention relates to printing technology, particularly a kind of fluid infusion system of printing machine.
Background technology
Printing machine operationally can produce a large amount of heat, will cause damage as shed not in time to printing machine, at present to the radiating mode of the heat produced in printing machine work for printing machine is communicated with water tank, realize the cooling to printing machine by the cooling fluid in water tank.
Because printing machine needs printed liquid to realize printing functionality in the course of the work, Given this, the printed liquid of the fluid infusion system of current printing machine is simultaneously as the cooling fluid cooled printing machine, and what therefore hold in current cooling fluid water tank is the mixed solution that pure water, fountain solution and alcohol form.
Particularly, water tank is communicated with printing machine with outlet pipe by water inlet pipe.When printing machine works, the mixed solution in water tank enters into printing machine by water inlet pipe, carries out heat exchange, to lower the temperature to printing machine on the one hand by the contact of mixed solution and printing machine; And above-mentioned mixed solution is the required raw material that printing machine realizes printing functionality on the other hand, namely mixed solution participates in the work of printing machine.Flow through the mixed solution after printing machine and return water tank by outlet pipe, to utilize next time.
Because the ratio of these three components of pure water, fountain solution and alcohol in the mixed solution that printing machine uses there are certain requirements, but mixed solution is printed utilization rate and the loss late difference of machine utilization, what finally turn back in water tank after making mixed solution flow through printing machine is out of proportion, thus affects the quality of press printing.
Therefore, how providing a kind of fluid infusion system of printing machine, realize supply in proportion, to ensure the printing quality of printing machine, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
The object of this invention is to provide a kind of fluid infusion system of printing machine, realize supply in proportion, to ensure the printing quality of printing machine.
For solving the problems of the technologies described above, the invention provides following technical scheme:
A fluid infusion system for printing machine, comprises the water tank be connected with described printing machine, and is contained with the mixed solution of water, alcohol and fountain solution three in described water tank, and it also comprises:
Mixed solution in described water tank is filtered, and the liquid after filtration is returned the filter of described water tank;
Be connected with described water tank, for described water tank provides the water supplementary device of water, for providing the fountain solution supplementary device of fountain solution to described water tank and for providing the alcohol supplementary device of alcohol to described water tank;
Detect the checkout gear of each group component of mixed solution in described water tank;
Receive the Detection Information of described checkout gear, and control described water supplementary device, fountain solution supplementary device and alcohol supplementary device three respectively with the control device of the break-make of described water tank.
Preferably, in above-mentioned fluid infusion system, described filter comprises and being connected with the delivery port of water tank, and by least three-stage filtration core be linked in sequence that strainability constantly increases, and end filtration core is connected with the water inlet of described water tank.
Preferably, in above-mentioned fluid infusion system, described filtration core is three grades, and the first order filtration core be connected with the delivery port of described water tank is 30 microns of filter cores;
The second level filtration core be connected with the outlet of described first order filter core is 10 microns of filter cores;
The third level filtration core be connected with the outlet of described second level filter core is 5 microns of filter cores, and the outlet of described third level filtration core is connected with the water inlet of described water tank.
Preferably, in above-mentioned fluid infusion system, described filter also comprises measures filter core impurity content, and exceedes at impurity the warning device that preset value gives the alarm.
Preferably, in above-mentioned fluid infusion system, described water supplementary device and described alcohol supplementary device include:
For the NaOH solution tank NaOH of contain fluid;
For connecting the connecting line of described NaOH solution tank NaOH and described water tank;
Be arranged on described connecting line, regulate the magnetic valve of described connecting line break-make.
Preferably, in above-mentioned fluid infusion system, described checkout gear comprises and is arranged in described water tank, and can be floating with the ball float detecting mixed solution liquid level at liquid surface, described controller receives described ball float elevation information, and opens lower than controlling described magnetic valve during preset height at described ball float.
Preferably, in above-mentioned fluid infusion system, described fountain solution supplementary device comprises:
Store the damping flow container of fountain solution, described damping flow container is connected with described water tank by valve.
Preferably, in above-mentioned fluid infusion system, described checkout gear also comprises: the conductivity value detecting mixed solution in described water tank, and the sensor sending signal, described controller receives the signal that described sensor sends, and the conductivity value recorded is lower than controlling described valve open during preset value.
Preferably, in above-mentioned fluid infusion system, also comprise and be arranged between described water tank and described filter, for the mixed solution in described water tank being pumped into the driving pump in described filter, and described water supplementary device, described alcohol supplementary device are all connected with the side of described driving pump near described water tank with described fountain solution supplementary device.
The invention provides a kind of fluid infusion system of printing machine, comprise the water tank be connected with printing machine, and in this water tank, be contained with the mixed solution of water, alcohol and fountain solution three, it also comprises: carry out Filtration Filtration to the mixed solution in water tank, and the liquid after filtration is returned the filter of water tank; Be connected with water tank, for water tank provides the water supplementary device of water, for providing the fountain solution supplementary device of fountain solution to water tank and for providing the alcohol supplementary device of alcohol to water tank; Detect the checkout gear of each group component of mixed solution in water tank; The Detection Information of receiving detection device, and control water supplementary device, fountain solution supplementary device and the alcohol supplementary device three control device respectively at the break-make of water tank.
During work, the mixed solution after printing machine enters into water tank by outlet pipe, then enters into filter to filter, and the mixed solution after filtering is back to water tank; Checkout gear then detects the amount of each component of mixed solution in water tank, and the information of detection is sent to control device, this control device controls the break-make of water supplementary device and water tank according to situation about detecting, control the break-make situation of fountain solution supplementary device and water tank simultaneously, also control the break-make situation of alcohol supplementary device and water tank, thus realize supplementing separately each component in mixed solution.Known by above-mentioned analysis, in the application, each component detected separately and supplement separately, the ratio of each component of mixed solution in water tank can be ensured, thus ensureing the printing quality of printing machine.
Accompanying drawing explanation
The structural representation of the fluid infusion system of the printing machine that Fig. 1 provides for the embodiment of the present invention;
The structural representation that the filter that Fig. 2 provides for the embodiment of the present invention is connected with water tank;
The structural representation of the water supplementary device that Fig. 3 provides for the embodiment of the present invention and alcohol supplementary device;
The structural representation that the fountain solution that Fig. 4 provides for the embodiment of the present invention is connected with water tank.
Detailed description of the invention
Core of the present invention is to provide a kind of fluid infusion system of printing machine, realizes supply in proportion, to ensure the printing quality of printing machine.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with drawings and embodiments, the present invention is described in further detail.
Please refer to shown in Fig. 1-Fig. 4, the embodiment of the invention discloses a kind of fluid infusion system of printing machine, comprise the water tank 1 be connected with outlet pipe by water inlet pipe with printing machine, also comprise: filter 2, water supplementary device 3, fountain solution supplementary device 5 and alcohol supplementary device 4, and checkout gear and control device 7.
Be contained with the mixed solution of water, alcohol and fountain solution three in water tank 1, wherein, fountain solution is that blank part forms uniform water film at forme, to prevent the ink on picture and text from infiltrating to blank parts, prevents the required raw material of dirty version; In order to make fountain solution play a role, usually adding alcohol simultaneously, because alcohol not only can reduce the surface tension of water, also helping water spreading wetting in version, in addition, also can accelerate the spreading wetting speed of water.In practice, the ratio of water, alcohol and fountain solution three is preset value, and this predetermined value can set according to actual needs.
Owing to returning to after printing machine in the mixed solution in water tank 1 containing impurity, as paper hair, ink, dust, these impurity enter into water tank 1 with mixed solution, form the pollution to mixed solution, in view of the above problems, in the application, water tank 1 is connected with filter 2, to filter the mixed solution in water tank 1, then the mixed solution after filtration is back to utilize next time in water tank 1, thus improves the utilization rate of mixed solution, avoid waste.
The checkout gear arranged is for detecting the amount of each component of mixed solution in water tank 1, and herein, the amount of each component is volume proportion amount.Can realize carrying out supply on demand by the detection of checkout gear.
The Detection Information of control device 7 receiving detection device, and according to the break-make of Detection Information control water supplementary device 3 with water tank 1, control fountain solution supplementary device 5 and the break-make situation of water tank 1 simultaneously, also control the break-make situation of alcohol supplementary device 4 and water tank 1.
During work, the mixed solution after printing machine enters into water tank 1 by outlet pipe, then enters into filter 2 to filter, and the mixed solution after filtering is back to water tank 1; Checkout gear then detects the amount of each component of mixed solution in water tank 1, and the information of detection is sent to control device 7, this control device 7 controls the break-make of water supplementary device 3 and water tank 1 according to situation about detecting, control the break-make situation of fountain solution supplementary device 5 and water tank 1 simultaneously, also control the break-make situation of alcohol supplementary device 4 and water tank 1, thus realize supplementing separately each component in mixed solution.Known by above-mentioned analysis, in the application, each component detected separately and supplement separately, the ratio of each component of mixed solution in water tank 1 can be ensured, thus ensureing the printing quality of printing machine.
Particularly, above-mentioned filter 2 comprises the filtration core be connected with the delivery port of water tank 1, in order to improve the effect of filtration, what constantly increased by strainability by filtration core in the application has been linked in sequence at least three, and the water inlet of end filtration core with water tank 1 is connected, to make again to be transmitted back to water tank 1 to utilize next time after the filter core that strainability constantly increases from the mixed solution water tank.Strainability for every grade of filtration core can set according to different needs.
This application provides a kind of concrete filtration core arrangement, it is three grades, and the first order filtration core be connected with the delivery port of water tank 1 is 30 microns of filter cores, namely can only be less than the impurity of 30 microns by diameter; The second level filtration core be connected with the outlet of first order filtration core is 10 microns of filter cores, namely can only be less than the impurity of 10 microns by diameter; The third level filtration core be connected with the outlet of second level filtration core is 5 microns of filter cores, and namely can only be the impurity of 5 microns by diameter, the mixed solution obtained after above-mentioned filter core be comparatively pure, and then enters into water tank 1 by the water inlet of water tank 1.Above-mentionedly merely provide a kind of concrete data, in practice, the filter core of different strainability also can be set according to different needs.
The material with strainability has filter screen, active carbon etc., and above-mentioned substance can be adopted in practice to form filter.
The content measuring impurity on filter core is also comprised in further embodiment, and the warning device given the alarm when impurity exceedes preset value.Because the mixed solution containing impurity is through filter core, impurity wherein can be stayed on filter core, and affects the performance of filter core, after the impurity on filter core acquires a certain degree, force value can rise, and exceedes preset pressure value, warning device is reported to the police, to remind staff's more renew cartridge.For the preset pressure value of filter element replacing, can need to set according to different filtrations.In addition, other parameters also can be adopted in the application to detect the impurity content on filter core.
Preferably, this filter 2 can be set to reverse osmosis filter.
The water supplementary device 3 provided in present specification and alcohol supplementary device 4 include: NaOH solution tank NaOH, connecting line and magnetic valve.
Wherein, NaOH solution tank NaOH, for holding as water tank provides water or the alcohol of liquid, namely comprise pure water pot 31 and alcohol container 41, and NaOH solution tank NaOH is linked together by connecting line and water tank 1, with by the Liquid transfer in NaOH solution tank NaOH in water tank 1.In order to control the liquid in NaOH solution tank NaOH, above-mentioned connecting line is provided with can the magnetic valve of control connection pipeline break-make, specifically comprises the first magnetic valve 32 be arranged between pure water pot 31 and water tank 1 and the second magnetic valve 42 be arranged between alcohol container 41 and water tank 1.During work, by the break-make regulating the first magnetic valve 32 and the second magnetic valve 42 can realize two connecting lines, can installation requirements amount supplement separately to make water or alcohol.
In further embodiment, this water supplementary device 3 and alcohol supplementary device 4 all also comprise the pump be arranged on connecting line, pump in water tank 1 by pump by the liquid in water supplementary device 3 and alcohol supplementary device 4, to improve supply efficiency.Water supplementary device 3 and alcohol supplementary device 4 can be arranged a pump respectively in practice, to operate separately water and alcohol.
On the basis of technique scheme, above-mentioned checkout gear comprises the ball float 8 be arranged in water tank 1, and this ball float 8 can detect the height of mixed solution, and send the information of detection to above-mentioned controller 7, this controller 7 receives the elevation information of ball float 8, and at ball float 8 lower than controlling the first magnetic valve 32 during preset height and the second magnetic valve 42 is opened, water and alcohol to be pumped in water tank 1.In general the first magnetic valve 32 and the second magnetic valve 42 work simultaneously, and namely water and alcohol pump in water tank 1 simultaneously.Particularly, by the time that time controller Controlling solenoid valve is closed, regulate the difference filling ratio of water and alcohol.
The fountain solution supplementary device 5 provided in one embodiment comprises the damping flow container 51 storing fountain solution, and this damping flow container 51 is connected with water tank 1 by valve 52.Supplementing fountain solution is realized by by-pass valve control 52.
In further embodiment, above-mentioned checkout gear also comprises the sensor of the conductivity value detecting mixed solution in water tank 1, sends the conductivity value obtained to controller 7 after the probe of this sensor detects the conductivity value of mixed solution.The signal that this controller 7 receiving sensor sends, and this conductivity value and preset value are compared, and open lower than controlling above-mentioned valve 52 during preset value at the conductivity value recorded.Preset value is herein the conductivity value of fountain solution mixed solution when meeting concentration requirement.In practice, the concentration of this fountain solution is different according to the kind of printing machine and the difference of printed matter, and therefore, operator can set according to different actual conditions.
During work, the conductivity value of mixed solution in water tank 1 is detected by sensor, and the conductivity value recorded is sent to controller 7, compare with preset value after this controller 7 receives, when the concentration recorded is lower than this preset value, controller 7 controls the valve 52 be arranged between damping flow container 51 and water tank 1 and opens, and to make fountain solution enter into water tank 1, thus is met the mixed solution requiring concentration; If the conductivity value recorded is not lower than preset value, then wait for the signal that subsequent sensor sends.Known by foregoing description, the fluid infusion system in the application can realize the mixed solution lower to concentration carry out automatic makeup to, do not need operator detect and add, therefore effectively can reduce the labour intensity of operator.
Particularly, above-mentioned valve 52 is magnetic valve.Different valves 52 can be set according to different needs in practice, as long as the control planning of controller 7 and valve 52 can be realized.
In further embodiment, this fluid infusion system also comprises the pump be delivered to by the fountain solution in damping flow container 51 in water tank 1, by the work of pump, operator can be avoided manually to add the process of fountain solution, therefore, can reduce the labour intensity of operator further.
In order to optimize technique scheme further, fluid infusion system in the application also comprises and is arranged between water tank 1 and filter 2, and the driving pump 6 pumped into by the mixed solution in water tank 1 in filter 2, and above-mentioned water supplementary device 3, alcohol supplementary device 4 and fountain solution supplementary device 5 are all connected near the side of water tank 1 with this driving pump 6.By above-mentioned setting, when the mixed solution in water tank 1 is pumped into filter 2 by driving pump 6, the side near water tank 1 in the pipeline of driving pump 6 place is made to present negative pressure, now, magnetic valve as long as fetch boiling water on supplementary device 3 and alcohol supplementary device 4, and the valve on fountain solution supplementary device 5 just can realize water, alcohol and fountain solution and automatically enters into water tank 1.Adopt this kind of set-up mode effectively can reduce the number of pump, reduce production cost.
For convenience of description, in the application, the pipeline entering filter 2 is called water tank-system pipeline, and the pipeline being returned water tank 1 by filter 2 is called system-water tank pipeline from water tank 1.By above-mentioned setting, be further described in the application:
Particularly, when the magnetic valve (comprising the first magnetic valve 32 and the second magnetic valve 42) of both water supplementary device 3 and alcohol supplementary device 4 cuts out, start driving pump 6, and the effect of this driving pump 6 is only that the mixed solution for being entered system by water tank-system pipeline provides power, makes it to flow through filter 2 and return water tank 1 by system-water tank pipeline.Mixed solution in water tank 1, when driving pump 6 enters into filter 2, makes the pressure of pipeline between driving pump 6 and filter 2 be greater than the pressure of pipeline between driving pump 6 and water tank 1.Now open corresponding magnetic valve according to different needs, water and alcohol can be made to enter in water tank 1 at the flows by action of negative pressure, thus complete supplementing water and alcohol.
The amount of supplementing experimentally pre-determines, particularly, magnitude of recruitment is the function of time and flow velocity, for example, pre-determine the alcohol and amount of purified water that need to supplement, calculate magnetic valve according to current meter and need unlatching 5 minutes, then controller 7 Controlling solenoid valve is opened after 5 minutes and is closed, and judges that the amount of alcohol and the pure water supplemented in 5 minutes can just be used for maintaining the proper proportion in mixed solution.Or the amount of supplementing is determined according to the state of above-mentioned ball float 8, and the position control magnetic valve according to ball float 8 is opened, and makes water and alcohol enter into water tank 1; Along with the rising of water tank 1 water level, after ball float 8 reaches certain position, closed electromagnetic valve, fluid infusion terminates.
Adjustment process for fountain solution supplementary device 5 can be identical with the process of water supplementary device 3 and alcohol supplementary device 4, do not specifically describe at this.
Known by foregoing description, the fluid infusion process in the application can realize supplementing separately water, alcohol and fountain solution, is conducive to the ratio ensureing each component, mixed solution is met the demands, thus improves printing quality.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a fluid infusion system for printing machine, comprises the water tank (1) be connected with described printing machine, and is contained with the mixed solution of water, alcohol and fountain solution three in described water tank (1), it is characterized in that, also comprises:
Mixed solution in described water tank (1) is filtered, and the liquid after filtration is returned the filter (2) of described water tank (1);
Be connected with described water tank (1), for described water tank (1) provides the water supplementary device (3) of water, for providing the fountain solution supplementary device (5) of fountain solution to described water tank (1) and for providing the alcohol supplementary device (4) of alcohol to described water tank (1);
Detect the checkout gear of each group component of mixed solution in described water tank (1);
Receive the Detection Information of described checkout gear, and control described water supplementary device (3), fountain solution supplementary device (5) and alcohol supplementary device (4) three respectively with the control device (7) of the break-make of described water tank (1).
2. fluid infusion system according to claim 1, it is characterized in that, described filter (2) comprises and being connected with the delivery port of water tank (1), and by least three-stage filtration core be linked in sequence that strainability constantly increases, and end filtration core is connected with the water inlet of described water tank (1).
3. fluid infusion system according to claim 2, is characterized in that, described filtration core is three grades, and the first order filtration core be connected with the delivery port of described water tank (1) is 30 microns of filter cores;
The second level filtration core be connected with the outlet of described first order filter core is 10 microns of filter cores;
The third level filtration core be connected with the outlet of described second level filter core is 5 microns of filter cores, and the outlet of described third level filtration core is connected with the water inlet of described water tank (1).
4. fluid infusion system according to claim 2, is characterized in that, described filter (2) also comprises measures filter core impurity content, and exceedes at impurity the warning device that preset value gives the alarm.
5. fluid infusion system according to claim 1, is characterized in that, described water supplementary device (3) and described alcohol supplementary device (4) include:
For the NaOH solution tank NaOH of contain fluid;
For connecting the connecting line of described NaOH solution tank NaOH and described water tank (1);
Be arranged on described connecting line, regulate the magnetic valve of described connecting line break-make.
6. fluid infusion system according to claim 5, it is characterized in that, described checkout gear comprises and is arranged in described water tank (1), and can be floating with the ball float detecting mixed solution liquid level (8) at liquid surface, described controller (7) receives described ball float (8) elevation information, and opens lower than controlling described magnetic valve during preset height at described ball float (8).
7. fluid infusion system according to claim 1, is characterized in that, described fountain solution supplementary device (5) comprising:
Store the damping flow container (51) of fountain solution, described damping flow container (51) is connected with described water tank (1) by valve (52).
8. fluid infusion system according to claim 7, it is characterized in that, described checkout gear also comprises: the conductivity value detecting mixed solution in described water tank (1), and send the sensor of signal, described controller (7) receives the signal that described sensor sends, and the conductivity value recorded is opened lower than controlling described valve (52) during preset value.
9. the fluid infusion system according to any one of claim 1-8, it is characterized in that, also comprise and be arranged between described water tank (1) and described filter (2), for the mixed solution in described water tank (1) being pumped into the driving pump (6) in described filter (2), and described water supplementary device (3), described alcohol supplementary device (4) and described fountain solution supplementary device (5) are all connected with the side of described driving pump (6) near described water tank (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310753480.4A CN104742498A (en) | 2013-12-31 | 2013-12-31 | Solution feeding system of printing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310753480.4A CN104742498A (en) | 2013-12-31 | 2013-12-31 | Solution feeding system of printing machine |
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| CN104742498A true CN104742498A (en) | 2015-07-01 |
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| CN201310753480.4A Pending CN104742498A (en) | 2013-12-31 | 2013-12-31 | Solution feeding system of printing machine |
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| CN105690978A (en) * | 2016-01-24 | 2016-06-22 | 东莞华南印刷有限公司 | Full-automatic eco-friendly fountain solution batching system |
| CN109572188A (en) * | 2019-01-29 | 2019-04-05 | 武汉红金龙印务股份有限公司 | The solidification of UV printing machine water cooling and ink roller cooling system |
| CN109648986A (en) * | 2018-06-13 | 2019-04-19 | 深圳市佑彩印刷制品有限公司 | A kind of self-loopa fountain solution system |
| CN109649003A (en) * | 2019-01-29 | 2019-04-19 | 武汉红金龙印务股份有限公司 | Ink printer technique water cooling filtration cycle system |
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| CN109572188A (en) * | 2019-01-29 | 2019-04-05 | 武汉红金龙印务股份有限公司 | The solidification of UV printing machine water cooling and ink roller cooling system |
| CN109649003A (en) * | 2019-01-29 | 2019-04-19 | 武汉红金龙印务股份有限公司 | Ink printer technique water cooling filtration cycle system |
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Application publication date: 20150701 |