CN211138630U - Negative pressure ink path circulation ink supply system applied to ink-jet printer - Google Patents
Negative pressure ink path circulation ink supply system applied to ink-jet printer Download PDFInfo
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- CN211138630U CN211138630U CN201921954101.7U CN201921954101U CN211138630U CN 211138630 U CN211138630 U CN 211138630U CN 201921954101 U CN201921954101 U CN 201921954101U CN 211138630 U CN211138630 U CN 211138630U
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Abstract
The utility model discloses a be applied to negative pressure ink circuit circulation ink supply system on ink jet printer relates to the digital printing field of inkjet as required, include: the ink barrel, the buffer box, the main ink box, the auxiliary ink box, the sprayer, the large negative pressure cylinder, the main negative pressure cylinder and the auxiliary negative pressure cylinder, wherein the buffer box is communicated with the ink barrel through an ink pipe, an ink supply electromagnetic valve is arranged between the ink barrel and the buffer box, one side of the buffer box is provided with the large negative pressure cylinder, the other side of the buffer box is respectively communicated with the main ink box and the auxiliary ink box through the ink pipe, the main ink box is provided with an ink feeding electromagnetic valve between the buffer box, the auxiliary ink box is provided with an ink returning electromagnetic valve between the buffer box, the main ink box is provided with the sprayer between the auxiliary ink box, one side of the main ink box is provided with the main negative pressure cylinder, and one side of the auxiliary ink box is provided with the auxiliary negative pressure cylinder. Negative pressure china ink way circulation ink supply system ink high-usage, print of high quality.
Description
Technical Field
The utility model relates to a digital printing field of inkjet as required especially relates to a negative pressure ink circuit circulation ink supply system who is applied to on the ink jet printer.
Background
The equipment for printing patterns and characters on the outer surface of a corrugated case used in the corrugated board packaging material processing industry generally comprises two types of equipment, namely, gel template chromatography printing and inkjet printing completed at one time, wherein the latter is a high-efficiency paperboard printing equipment emerging in recent years, the printing equipment is provided with an ink storage and ink supply device, in a general ink storage and ink supply system, one of main components is an ink supply system consisting of a miniature diaphragm air pump, the adopted technical scheme is similar to a Chinese patent application No. CN201621180542.2 circulating ink supply device, however, when the ink supply system works, the miniature diaphragm air pump can repeatedly compress a large amount of dry air to enter the ink of the ink storage device, so that the ink containing the compressed air can frequently generate the phenomenon of 'ink break' or 'intermittent inkjet' when a nozzle performs inkjet printing on the ink containing the compressed air, when the printer continuously prints at high speed, the phenomena often cause the quality problems of 'broken lines' and 'ink shortage' in the actual printing effect, and the miniature diaphragm air pump is often replaced integrally, so that the cost is increased, and the operation preparation period and the maintenance time of the equipment are prolonged.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of relevant product among the prior art, the utility model provides a be applied to negative pressure ink circuit circulation ink supply system on the ink jet printer for solve prior art's printer when high-speed continuous printing, appear "broken string", "lack black" scheduling problem.
The utility model provides a be applied to negative pressure china ink way circulation ink supply system on ink jet printer, include: the ink barrel, the buffer box, the main ink box, the auxiliary ink box, the spray head, the large negative pressure cylinder, the main negative pressure cylinder and the auxiliary negative pressure cylinder are sequentially combined and arranged, wherein the buffer box is communicated with the ink barrel through an ink pipe, an ink supply electromagnetic valve is arranged between the ink barrel and the buffer box, the large negative pressure cylinder is arranged on one side of the buffer box, the large negative pressure cylinder adjusts the negative pressure value in the buffer box through a negative pressure adjusting valve, the other side of the buffer box is respectively communicated with the main ink box and the auxiliary ink box through the ink pipe, an ink feeding electromagnetic valve is arranged between the main ink box and the buffer box, an ink return electromagnetic valve is arranged between the auxiliary ink box and the buffer box, and the spray head is also communicated between the main ink box and the auxiliary ink box, the ink jet printing device is characterized in that a main ink box ink pressing electromagnetic valve is arranged between the spray head and the main ink box, an auxiliary ink box ink pressing electromagnetic valve is arranged between the spray head and the auxiliary ink box, the main negative pressure cylinder is arranged on one side of the main ink box, and the auxiliary negative pressure cylinder is arranged on one side of the auxiliary ink box.
The utility model discloses an in some embodiments, the buffering box includes the buffering box body, the buffering box body is inside cavity, confined rectangle casing, one side bottom of buffering box body has set gradually from a left side to the right side supply the china ink hole, send china ink hole and ink return hole, the top of buffering box body is provided with big negative pressure jar connecting hole.
The utility model discloses an in some embodiments, still be provided with two liquid level observation holes on the buffering box body, two the liquid level observation hole sets up respectively the bottom and the top of buffering box body, the washing tank has still been seted up on the top of buffering box body.
The utility model discloses an in some embodiments, be provided with first level sensor on the china ink bucket, be provided with second level sensor on the buffering box, be provided with third level sensor on the main ink horn, be provided with fourth level sensor on the vice ink horn, first level sensor, second level sensor, third level sensor and fourth level sensor are connection control system respectively.
In some embodiments of the present invention, the ink flows through the ink barrel, the buffer box, the main ink cartridge, the sub ink cartridge in sequence, and returns to the ink barrel, that is, the ink is in the ink barrel, the buffer box, the main ink cartridge, the sub ink cartridge, and the ink barrel forms a circulation flow therebetween.
In some embodiments of the present invention, the ink outlet end of the ink barrel is further provided with a first filter, and the ink outlet end of the buffer box is provided with a second filter.
Compared with the prior art, the utility model discloses there is following advantage:
the utility model discloses implement a be applied to negative pressure ink circuit circulation ink supply system on ink jet printer, utilize buffer box and negative pressure to supply ink, compare in traditional miniature diaphragm air pump ink circuit ink supply system, negative pressure ink circuit circulation ink supply system supplies the ink oxygen content extremely low, consequently prints the effect and produces substantial improvement and stable, the ink high-usage, print of high quality, can also recycle, need not change, have better result of use and general usefulness.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a block diagram of a negative pressure ink path circulating ink supply system applied to an inkjet printer according to the present invention;
fig. 2 is a schematic structural view of a buffer box in a negative pressure ink path circulating ink supply system applied to an inkjet printer.
Description of reference numerals:
1-ink barrel, 11-ink supply solenoid valve, 12-negative pressure regulating valve, 13-ink supply solenoid valve, 14-ink return solenoid valve, 15-main ink box ink pressure solenoid valve, 16-auxiliary ink box ink pressure solenoid valve, 17-main ink box negative pressure solenoid valve, 18-auxiliary ink box negative pressure solenoid valve, 2-buffer box, 21-buffer box body, 211-ink supply hole, 212-ink supply hole and 213-ink return hole, 214-a large negative pressure cylinder connecting hole, 215-a liquid level observation hole, 216-a cleaning tank, 3-a main ink box, 4-an auxiliary ink box, 5-a spray head, 6-a large negative pressure cylinder, 7-a main negative pressure cylinder, 8-an auxiliary negative pressure cylinder, 111-a first filter, 112-a second filter, 9-a purification triple and 91-a positive pressure regulating valve.
Detailed Description
In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical scheme in the embodiments of the present invention. It is to be understood that the embodiments described are merely exemplary of the invention, and that no limitations are intended to the details of construction or design herein shown. The present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for the purpose of providing a more thorough understanding of the present disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The terms "including" and "having," and any variations thereof, in the description and claims of this invention and the above-described drawings are intended to cover non-exclusive inclusions.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Fig. 1 is a schematic flow diagram of a negative pressure ink circuit circulating ink supply system applied to an inkjet printer, referring to fig. 1, the negative pressure ink circuit circulating ink supply system includes an ink barrel 1, a buffer box 2, a main ink box 3, an auxiliary ink box 4, a nozzle 5, a large negative pressure cylinder 6, a main negative pressure cylinder 7 and an auxiliary negative pressure cylinder 8, the ink barrel 1, the buffer box 2, the main ink box 3, the auxiliary ink box 4, the nozzle 5, the large negative pressure cylinder 6, the main negative pressure cylinder 7 and the auxiliary negative pressure cylinder 8 are sequentially assembled and installed to form four links of ink supply, ink delivery, ink return and ink pressure, wherein the buffer box 2 is communicated with the ink barrel 1 through an ink pipe, an ink supply solenoid valve 11 is arranged between the ink barrel 1 and the buffer box 2, the large negative pressure cylinder 6 is arranged on one side of the buffer box 2, the large negative pressure cylinder 6 adjusts a negative pressure value in the buffer box 2 through a negative pressure adjusting valve 12, the other side of the buffer box 2 is respectively communicated with the main ink box 3 and the auxiliary ink box 4 through the ink pipes, an ink feeding electromagnetic valve 13 is arranged between the main ink box 3 and the buffer box 2, an ink returning electromagnetic valve 14 is arranged between the auxiliary ink box 4 and the buffer box 2, the nozzle 5 is also communicated between the main ink box 3 and the auxiliary ink box 4, a main ink box ink pressing electromagnetic valve 15 is arranged between the nozzle 5 and the main ink box 3, an auxiliary ink box ink pressing electromagnetic valve 16 is arranged between the nozzle 5 and the auxiliary ink box 4, the main negative pressure cylinder 7 is arranged at one side of the main ink box 3, the main negative pressure cylinder 7 controls the negative pressure value in the main ink box 3 through a main ink box negative pressure electromagnetic valve 17, the auxiliary negative pressure cylinder 8 is arranged at one side of the auxiliary ink box 4, and the auxiliary negative pressure cylinder 8 controls the negative pressure value in the auxiliary ink box 4 through an auxiliary ink box negative pressure electromagnetic valve 18, under normal state, the main ink box negative pressure electromagnetic valve 17 and the auxiliary ink box negative pressure electromagnetic valve 18 are in an open state, so that a pressure difference is generated between the inside of the system and the atmosphere, and the ink cannot flow out of the nozzle 5;
the ink container is characterized in that a first liquid level sensor is arranged on the ink barrel 1, a second liquid level sensor is arranged on the buffer box 2, a third liquid level sensor is arranged on the main ink box 3, a fourth liquid level sensor is arranged on the auxiliary ink box 4, and the first liquid level sensor, the second liquid level sensor, the third liquid level sensor and the fourth liquid level sensor are respectively connected with a control system, so that the control system controls the electromagnetic valve to be opened and closed to control the directional flow of ink in the whole system.
It should be noted that, in the above negative pressure ink path circulation ink supply system, the ink sequentially flows through the ink barrel 1, the buffer box 2, the main ink box 3, and the sub ink box 4, and then returns to the ink barrel 1, that is, the ink forms a circulation flow among the ink barrel 1, the buffer box 2, the main ink box 3, the sub ink box 4, and the ink barrel 1.
In the embodiment of the present invention, a first filter 111 is further disposed near the ink outlet end of the ink barrel 1, the first filter 111 is used for filtering the ink flowing out of the ink barrel 1, a second filter 112 is disposed near the ink outlet end of the buffer box 2, and the second filter 112 is used for filtering the ink flowing out of the buffer box 2.
Fig. 2 is a structural schematic diagram of a buffer box among negative pressure ink circuit circulation ink supply system for on ink jet printer, refer to fig. 2 and show, buffer box 2 includes buffer box body 21 and sets up supply ink hole 211, send ink hole 212, return ink hole 213 and big negative pressure jar connecting hole 214 on the buffer box body 21, buffer box body 21 is inside cavity, confined rectangle casing, one side bottom of buffer box body 21 has set gradually from a left side to the right side supply ink hole 211, send ink hole 212 and return ink hole 213, the top of buffer box body 21 is provided with big negative pressure jar connecting hole 214.
In the embodiment of the present invention, the liquid level observing hole 215 is further disposed on the buffer box body 21, the liquid level observing hole 215 is generally two, two the liquid level observing hole 215 is disposed near the bottom and the top of the buffer box body 21 respectively for observing the amount of ink in the buffer box body 21.
In the embodiment of the present invention, the cleaning groove 216 has been further disposed on the top end of the buffering box body 21, and the cleaning groove 216 is used to clean the inner cavity of the box body conveniently.
The specific working process and principle are as follows:
when the system starts to work, when the second liquid level sensor on the buffer box 2 monitors that the liquid level of the ink in the buffer box 2 is lower than a set value, and the first liquid level sensor on the ink barrel 1 monitors that the liquid level of the ink in the ink barrel 1 is higher than the set value, the ink supply electromagnetic valve 11 and the negative pressure regulating valve 12 are opened, and the large negative pressure cylinder 6 provides a negative pressure for the buffer box 2, so that the ink in the ink barrel 1 flows into the buffer box 2 along the ink pipe through the first filter 111 to complete ink supply; when the second liquid level sensor on the buffer box 2 monitors that the liquid level of the ink in the buffer box 2 is higher than a set value, or the first liquid level sensor on the ink barrel 1 monitors that the liquid level of the ink in the ink barrel 1 is lower than the set value, the ink supply electromagnetic valve 11 and the negative pressure regulating valve 12 are closed, and ink supply is stopped.
When the first liquid level sensor on the main ink box 1 monitors that the liquid level of the ink in the main ink box 1 is lower than a set value, and the second liquid level sensor on the buffer box 2 monitors that the liquid level of the ink in the buffer box 2 is higher than the set value, the ink feeding electromagnetic valve 13 and the main ink box negative pressure electromagnetic valve 17 are opened, after the pressure is regulated by the main negative pressure cylinder 7, the buffer box 2 and the main ink box 3 generate a pressure difference, so that the ink flows from the buffer box 2 to the main ink box 3 along the ink pipe through the second filter 112 to finish the ink feeding; when the third liquid level sensor on the main ink box 3 monitors that the liquid level of the ink in the main ink box 3 is higher than a set value, or the second liquid level sensor on the buffer box 2 monitors that the liquid level of the ink in the buffer box 2 is lower than a set value, the ink delivery solenoid valve 13 and the main ink box negative pressure solenoid valve 17 are closed, and ink delivery is stopped.
When the fourth liquid level sensor on the auxiliary ink box 4 monitors that the liquid level of the ink inside the fourth liquid level sensor is higher than a set value, the ink return electromagnetic valve 14 and the auxiliary ink box negative pressure electromagnetic valve 18 are opened, and after the pressure is regulated by the auxiliary negative pressure cylinder 8, pressure difference is generated inside the buffer box 2 and the auxiliary ink box 4, so that the ink flows into the buffer box 2 from the auxiliary ink box 4 through the ink pipe, and ink return is completed; when the fourth liquid level sensor on the auxiliary ink box 4 monitors that the liquid level of the ink in the fourth liquid level sensor is lower than a set value, the ink returning electromagnetic valve 14 and the auxiliary ink box negative pressure electromagnetic valve 18 are closed, and ink returning is stopped.
When the spray head 5 needs to work, the main ink box ink pressing electromagnetic valve 15 and the auxiliary ink box ink pressing electromagnetic valve 16 are opened, meanwhile, the control system closes the main ink box negative pressure electromagnetic valve 17 and the auxiliary ink box negative pressure electromagnetic valve 18, compressed air passes through the purification triple 9 and is adjusted by the positive pressure adjusting valve 91, positive pressure is provided for the main ink box 3 and the auxiliary ink box 4, so that the main ink box 3 and the auxiliary ink box 4 generate pressure difference, ink is sprayed out of the spray head 5 to complete ink pressing, after the ink pressing is completed, the main ink box ink pressing electromagnetic valve 15 and the auxiliary ink box ink pressing electromagnetic valve 16 are closed, meanwhile, the main ink box negative pressure electromagnetic valve 17 and the auxiliary ink box negative pressure electromagnetic valve 18 are opened, the ink stops spraying under the action of negative pressure, the ink continues to circulate in an ink path, and the ink pressing is stopped.
A be applied to negative pressure china ink way circulation ink supply system on ink jet printer, through cushion box 2 with big negative pressure jar 6 main negative pressure jar 7 and vice negative pressure jar 8 cooperation the circulation in china ink bucket 1, main ink horn 3, vice ink horn 4 and shower nozzle 5 completion china ink way, and pass through big negative pressure jar 6 makes last exhaust gas in the cushion box 2 to reduced the air-containing rate of ink in the system by a wide margin, compared in current ink supply system, the ink utilization ratio is high, and print quality is good, is applicable to the application of industry, has better result of use and commonality.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent replacements may be made for some of the technical features of the embodiments. All utilize the equivalent structure that the content of the utility model discloses a specification and attached drawing was done, direct or indirect application is in other relevant technical field, all is in the same way the utility model discloses within the patent protection scope.
Claims (6)
1. A negative pressure ink path circulation ink supply system applied to an ink jet printer is characterized by comprising: the ink barrel, the buffer box, the main ink box, the auxiliary ink box, the spray head, the large negative pressure cylinder, the main negative pressure cylinder and the auxiliary negative pressure cylinder are sequentially combined and arranged, wherein the buffer box is communicated with the ink barrel through an ink pipe, an ink supply electromagnetic valve is arranged between the ink barrel and the buffer box, the large negative pressure cylinder is arranged on one side of the buffer box, the large negative pressure cylinder adjusts the negative pressure value in the buffer box through a negative pressure adjusting valve, the other side of the buffer box is respectively communicated with the main ink box and the auxiliary ink box through the ink pipe, an ink feeding electromagnetic valve is arranged between the main ink box and the buffer box, an ink return electromagnetic valve is arranged between the auxiliary ink box and the buffer box, and the spray head is also communicated between the main ink box and the auxiliary ink box, the ink jet printing device is characterized in that a main ink box ink pressing electromagnetic valve is arranged between the spray head and the main ink box, an auxiliary ink box ink pressing electromagnetic valve is arranged between the spray head and the auxiliary ink box, the main negative pressure cylinder is arranged on one side of the main ink box, and the auxiliary negative pressure cylinder is arranged on one side of the auxiliary ink box.
2. The negative pressure ink path circulation ink supply system applied to the ink jet printer according to claim 1, wherein: the buffer box comprises a buffer box body, the buffer box body is a rectangular shell with a hollow interior and a closed interior, an ink supply hole and an ink return hole are sequentially formed in the bottom of one side of the buffer box body from left to right, and a large negative pressure cylinder connecting hole is formed in the top of the buffer box body.
3. The negative pressure ink path circulation ink supply system applied to the ink jet printer according to claim 2, wherein: the buffer box is characterized in that two liquid level observation holes are further formed in the buffer box body, the two liquid level observation holes are respectively formed in the bottom and the top of the buffer box body, and a cleaning groove is further formed in the top end of the buffer box body.
4. The negative pressure ink path circulation ink supply system applied to the ink jet printer according to claim 1, wherein: the ink barrel is provided with a first liquid level sensor, the buffer box is provided with a second liquid level sensor, the main ink box is provided with a third liquid level sensor, the auxiliary ink box is provided with a fourth liquid level sensor, and the first liquid level sensor, the second liquid level sensor, the third liquid level sensor and the fourth liquid level sensor are respectively connected with the control system.
5. The negative pressure ink path circulation ink supply system applied to the ink jet printer according to claim 4, wherein: the ink flows through the ink barrel, the buffer box, the main ink box and the auxiliary ink box in sequence and then returns to the ink barrel, namely, the ink forms circular flow among the ink barrel, the buffer box, the main ink box, the auxiliary ink box and the ink barrel.
6. The negative pressure ink path circulation ink supply system applied to the ink jet printer according to claim 1, wherein: the ink outlet end of the ink barrel is also provided with a first filter, and the ink outlet end of the buffer box is provided with a second filter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921954101.7U CN211138630U (en) | 2019-11-13 | 2019-11-13 | Negative pressure ink path circulation ink supply system applied to ink-jet printer |
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| CN201921954101.7U CN211138630U (en) | 2019-11-13 | 2019-11-13 | Negative pressure ink path circulation ink supply system applied to ink-jet printer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910778A (en) * | 2021-09-24 | 2022-01-11 | 新印科技股份有限公司 | Control method of ink supply pipeline of printer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910778A (en) * | 2021-09-24 | 2022-01-11 | 新印科技股份有限公司 | Control method of ink supply pipeline of printer |
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