CN105799330A - Multi-nozzle cleaning device of spray printing machine and cleaning method - Google Patents
Multi-nozzle cleaning device of spray printing machine and cleaning method Download PDFInfo
- Publication number
- CN105799330A CN105799330A CN201610346267.5A CN201610346267A CN105799330A CN 105799330 A CN105799330 A CN 105799330A CN 201610346267 A CN201610346267 A CN 201610346267A CN 105799330 A CN105799330 A CN 105799330A
- Authority
- CN
- China
- Prior art keywords
- suction
- ink
- jet printer
- print cartridge
- spray head
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
- B41J2/16517—Cleaning of print head nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
- B41J2/16502—Printhead constructions to prevent nozzle clogging or facilitate nozzle cleaning
Landscapes
- Ink Jet (AREA)
Abstract
The invention belongs to the field of PCB character spray printing equipment, and in particular, relates to a multi-nozzle cleaning device of a spray printing machine and a cleaning method. The device comprises a suction groove, an ink collecting box and a driving part for driving the two to move; suction ports corresponding to nozzles one by one and an ink drop buffer slope vertically coplanar with the nozzles are formed in the suction groove; suction pipes are arranged below the suction ports; the ink collecting box is arranged below the suction groove, and is tightly connected with the suction groove; a lower ink port is communicated with the ink collecting box; an exhaust pipe for sucking ink is arranged at the bottom of the ink collecting box; the driving part includes a guide rail provided with a slide block, a bracket mounted at the bottom of the ink collecting box, a substrate connected with the slide block and the bracket, and a lead screw motor for driving the bracket to perform a reciprocating motion along the guide rail; and a rotating shaft of the lead screw motor is axially parallel to the ink drop buffer slope. The cleaning device and method are simple in structure, excellent in cleaning effect and suitable for a multi-nozzle high-speed spray printing machine, and simply and reliably solve the ink permeating and leaking problems.
Description
Technical field
The invention belongs to PCB character spray printing apparatus field, be specifically related to a kind of many spray head cleaning devices of jet printer and cleaning method.
Background technology
Namely PCB is the printed circuit board (PCB) that we often say, and for printed character, traditional method many employings silk screen printing on a printed circuit, now newer technology is employing jet printer spray printing character on a printed circuit.This new method has very many advantages, such as: 1, owing to have employed non-contact type spray printing, compares the contact of conventionally employed silk screen, and the quality of spray printing character is better；2, save required ink consumption, reduce production cost；3, it is not necessary to loaded down with trivial details net operation processed, the character file provided according to user can direct character needed for spray printing on a printed circuit, production efficiency is high.
Although existing jet printer has very many advantages when printing PCB character, in actually used, it yet suffers from some defects.Owing to ink-jet ink would be likely to occur a small amount of large particulate matter and easily depositing agglomerate, such as titanium dioxide etc., or pipeline and shower nozzle enter bubble, these situations can cause shower nozzle to block；The particularly stopping spray printing of long period, very easily occurs shower nozzle blocking to cause disconnected ink, and then causes the character disappearance of spray printing and fuzzy.In order to solve blockage problem, some jet printers generally require release sprayhead and clear up, and not only waste time and energy, and delay print job；Individual other producer have employed negative pressure blotter, although the trouble that shower nozzle is dismantled can be avoided, but it cleans have employed and is added dropwise to the integrally aspiration protocol of the black liquid in collection print cartridge by the ink droplet on shower nozzle with from shower nozzle, this scheme is often only suitable for the jet printer of 2～3 shower nozzles, on many shower nozzles high speed jet printer, due to collection print cartridge internal cavity is too big and form the lower ink mouth of corresponding each shower nozzle on the suction socket on cavity top and when cavity opening port causes one suction too much the too weak suck purge effect making each spray nozzle of the little pump orifice air-flow at each independent spray nozzle place undesirable, and then affect character spray printing effect and shower nozzle service life；In addition this rinser is also commonly present ink bleed, ink leak phenomenon in the structure treatment of collection print cartridge, causes the problems such as attached damage of components.
Summary of the invention
An object of the present invention is in that to provide a kind of simple in construction, and cleaning performance is good, it is adaptable to many shower nozzles high speed jet printer, and can avoid the rinser of ink bleed and ink leak.
To achieve these goals, the present invention provides a kind of many spray head cleaning devices of jet printer, includes suction socket, collection print cartridge and drives the driver part of the two motion, wherein；Described suction socket is rectangular, it is provided with in this groove and shower nozzle pump orifice one to one up and down, and the ink droplet buffering slope vertically coplanar with shower nozzle, it is depressed in bottom suction socket at the bottom of the slope on ink droplet buffering slope and lower ink mouth is set, described pump orifice is arranged below suction tube；Described collection print cartridge is arranged on below suction socket, and with suction socket compact siro spinning technology, described lower ink mouth connected set print cartridge, collection print cartridge bottom be provided with suction ink liquid exhaust tube；Described driver part includes being provided with the lead screw motor that the guide rail of slide block, the substrate being arranged on the support bottom collection print cartridge, connection sliding block and support and driving arm move reciprocatingly along guide rail, and the rotating shaft of lead screw motor is arranged in an axially parallel mode with described ink droplet buffering slope.
If the high spray printing efficiency that high speed spray printing owner is realized by many shower nozzles, ink droplet buffering slope and shower nozzle are vertically coplanar to ensure that ink droplet cushions when slope moves reciprocatingly below shower nozzle.
The many spray head cleaning devices of jet printer adopting technical solution of the present invention have a characteristic that structure is relatively easy owing to mainly including suction socket, collection print cartridge and the driving device of the two；Pump orifice, ink droplet buffering slope one_to_one corresponding upper and lower with shower nozzle respectively, and take pump orifice and be respectively arranged below suction tube, lower ink mouth connected set print cartridge, the mode of the exhaust tube of suction ink liquid is set bottom collection print cartridge, compared to traditional one Smoking regime, well avoiding gas leak phenomenon, cleaning performance is better, and one_to_one corresponding has also better adapted to the jet printer of many shower nozzles；Additionally due to suction socket and collection print cartridge are for aspirate respectively, therefore compared to traditional only in the structure of collection print cartridge suction, it to the suction of ink liquid more in time and thorough, can be prevented effectively from ink bleed, ink leak phenomenon.
Preferably, in order to reduce difficulty of processing, it is convenient for changing suction socket simultaneously, about described suction socket, has been arranged side by side two, be made up of four groups of pump orifices of corresponding four shower nozzles and ink droplet buffering slope in each suction socket.
Preferably, in order to ensure best buffering effect, described ink droplet buffering slope is the triangular prism cylindricality kept flat.
Preferably, the described bottom surface integrating print cartridge inner chamber body is as slope structure, and described exhaust tube is arranged at the bottom of the slope of slope structure, so can collect and aspirate ink liquid better.
Preferably, in order to improve the sealing effectiveness of suction socket and collection print cartridge, described suction socket and integrate the face that is linked and packed of print cartridge as steps type seal.
In order to improve sealing effectiveness further, it is to avoid leakage, described in be linked and packed face higher than lower ink mouth bottom surface.
Preferably, in order to ensure the steadiness of integrated model, in feed screw nut's mounting bracket of described lead screw motor, described support is by the sheet-shaped one-tenth symmetric support of former and later two inverted trapezoidals, and described lead screw motor is arranged below motor support base.
Preferably, described guide rail has one, is provided with at least two slide block.
A further object of the present invention is in that to provide a kind of cleaning method being exclusively used in the many shower nozzles of jet printer, comprises the following steps that
A, all suction tubes and exhaust tube connect air extractor respectively, and junction is respectively provided with electromagnetic valve；
B, all exhaust tubes and suction tube aspirate 1s jointly, then control electromagnetic valve and make each suction tube individually aspirate 1s, are then shut off electromagnetic valve；
C, startup lead screw motor is done and is once moved back and forth, and all suction tubes and exhaust tube are aspirated by period simultaneously；
D, repeats step A, B and C at least three times, the cleaning to all shower nozzles completely.
Preferably, after the every 2s of suction in step C, close electromagnetic valve 1s, to form pulse suction.
By circulating independent suction shower nozzle, and in all suction tubes of suction of step C pulsed and exhaust tube, it is possible to be prevented effectively from the cleaning pumping efficiency that integral type suction exists low, the situation of cleaning performance difference.
Accompanying drawing explanation
Fig. 1 is the assembling schematic diagram of the many spray head cleaning devices of jet printer of the present invention；
Fig. 2 is the local axonometric exploded view of this device；
Fig. 3 is the another local axonometric exploded view of this device.
In figure: 1. suction socket 2. pump orifice 3. ink droplet buffering slope 4. collects print cartridge 5 lead screw motor 6. guide rail 7. motor support base 8. support 9. substrate 10. suction tube 11. 13. times black mouths of exhaust tube 12. step fitting surface.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
nullReferring to Fig. 1、Fig. 2、Fig. 3，The present invention provides a kind of many spray head cleaning devices of jet printer，Including two suction sockets 1 and a collection print cartridge 4，Two suction sockets 1 are sealingly mounted on collection print cartridge 4 side by side，Two suction sockets 1 form by four pump orifices 2 and four ink droplet buffering slopes 3，Each pump orifice 2 and ink droplet buffering slope 3 form one group，And one shower nozzle of correspondence，In figure 3，Ink droplet drops on each shower nozzle cushions on slope 3 to ink droplet，It is diverted to the lower ink mouth 13 of ink droplet buffering bottom, both sides, slope 3 again，Thus dropping in collection print cartridge 4，Ink droplet buffering slope 3 is the triangular prism cylindricality kept flat，And relative to suction socket 1 concave downward at the bottom of the slope on slope，So that collecting ink liquid，Collection print cartridge 4 bottom is supported and is arranged on by the support 8 of two inverted trapezoidals on a packaged substrate 9 having two slide blocks，Under the drive of lead screw motor 5，Parts on substrate 9 move reciprocatingly along guide rail 6，Along the ink droplet suck purge on the shower nozzle of top，Stroke is a shower nozzle length，The feed screw nut of lead screw motor 5 is arranged on the support 8 of collection print cartridge 4 bottom，Lead screw motor 5 is arranged on motor support base 7，Motor support base 7 faces slide block guide rail pair.
At Fig. 2, in 3, each pump orifice 2 on suction socket 1 has connected suction tube 10, along with the cleaning parts on substrate 9 move reciprocatingly, direct for the ink droplet on shower nozzle fixed above suck purge is fallen；Integrating print cartridge 4 inner chamber body as slope structure, and be preferably lateral symmetry and arrange forming V-shape, connected exhaust tube 11 in bottom, slope, the black liquid suction in collection print cartridge 4 is fallen, the effect of suction tube 10 and exhaust tube 11 is provided to aspirate ink liquid, and the position of simply suction is different.
In figure 3, the suction socket 1 and integrate fitting surface of print cartridge 4 as step mating surface 12, the lower Mo Kou bottom surface of ink droplet buffering bottom, both sides, slope 3 is lower than mating surface, and the simple ink liquid that solves passes through mating surface exosmosis.
The above is to load eight shower nozzles for jet printer its shower nozzle is cleaned automatically to be illustrated, can also be load four or six shower nozzles in actually used, now the corresponding pump orifice 2 of shower nozzle and ink droplet buffering slope 3 can continue to adopt eight shower nozzles, little pump orifice 2 and the group number on ink droplet buffering slope 3 can also be reduced by above structure correspondence, its structure is similar with examples detailed above, repeats no more.
The cleaning method adopting the many spray head cleaning devices of jet printer of technical solution of the present invention is such that
A, all suction tubes 10 and exhaust tube 11 connect air extractor respectively, and junction is respectively provided with electromagnetic valve；
B, all suction tubes 10 and exhaust tube 11 aspirate 1s jointly, then control electromagnetic valve and make each suction tube 10 individually aspirate 1s, are then shut off electromagnetic valve；
C, startup lead screw motor 5 is done and is once moved back and forth, and all suction tubes 10 and exhaust tube 11 are aspirated by period simultaneously, closes electromagnetic valve 1s after aspirating every 2s, to form pulse suction；
D, repeats step A, B and C at least three times, the cleaning to all shower nozzles completely, adopts three times in the application.
Above-described is only the preferred embodiment of the present invention; in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this; should be understood that; for the person of ordinary skill of the art; under the premise without departing from present configuration; can also making some deformation and improvement, these also should be considered as protection scope of the present invention, and these are all without affecting effect of the invention process and practical applicability.
Claims (10)
1. the many spray head cleaning devices of jet printer, it is characterised in that: include suction socket, collection print cartridge and drive the driver part of the two motion, wherein；
Described suction socket is rectangular, is provided with and shower nozzle pump orifice one to one up and down in this groove, and the ink droplet buffering slope vertically coplanar with shower nozzle, is depressed in bottom suction socket and arranges lower ink mouth at the bottom of the slope on ink droplet buffering slope, and described pump orifice is provided with suction tube；
Described collection print cartridge is arranged on below suction socket, and with suction socket compact siro spinning technology, described lower ink mouth connected set print cartridge, collection print cartridge bottom be provided with suction ink liquid exhaust tube；
Described driver part includes being provided with the lead screw motor that the guide rail of slide block, the substrate being arranged on the support bottom collection print cartridge, connection sliding block and support and driving arm move reciprocatingly along guide rail, and the rotating shaft of lead screw motor is arranged in an axially parallel mode with described ink droplet buffering slope.
2. the many spray head cleaning devices of jet printer according to claim 1, it is characterised in that: it is arranged side by side two about described suction socket, has been made up of four groups of pump orifices of corresponding four shower nozzles and ink droplet buffering slope in each suction socket.
3. the many spray head cleaning devices of jet printer according to claim 1 and 2, it is characterised in that: described ink droplet buffering slope is the triangular prism cylindricality kept flat.
4. the many spray head cleaning devices of jet printer according to claim 3, it is characterised in that: the described bottom surface integrating print cartridge inner chamber body is as slope structure, and described exhaust tube is arranged at the bottom of the slope of slope structure.
5. the many spray head cleaning devices of jet printer according to claim 3, it is characterised in that: described suction socket and integrate the face that is linked and packed of print cartridge as steps type seal.
6. the many spray head cleaning devices of jet printer according to claim 5, it is characterised in that: described in be linked and packed face higher than lower ink mouth bottom surface.
7. the many spray head cleaning devices of jet printer according to claim 1, it is characterised in that: in feed screw nut's mounting bracket of described lead screw motor, described support is by the sheet-shaped one-tenth symmetric support of former and later two inverted trapezoidals, and described lead screw motor is arranged below motor support base.
8. the many spray head cleaning devices of jet printer according to claim 7, it is characterised in that: described guide rail has one, is provided with at least two slide block.
9. the cleaning method of the many spray head cleaning devices of jet printer as claimed in claim 1: it is characterized in that comprising the following steps that
A, all suction tubes and exhaust tube connect air extractor respectively, and junction is respectively provided with electromagnetic valve；
B, all exhaust tubes and suction tube aspirate 1s jointly, then control electromagnetic valve and make each suction tube individually aspirate 1s, are then shut off electromagnetic valve；
C, startup lead screw motor is done and is once moved back and forth, and all suction tubes and exhaust tube are aspirated by period simultaneously；
D, repeats step A, B and C at least three times, the cleaning to all shower nozzles completely.
10. cleaning method according to claim 9, it is characterised in that: close electromagnetic valve 1s after the every 2s of suction in step C, to form pulse suction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610346267.5A CN105799330A (en) | 2016-05-23 | 2016-05-23 | Multi-nozzle cleaning device of spray printing machine and cleaning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610346267.5A CN105799330A (en) | 2016-05-23 | 2016-05-23 | Multi-nozzle cleaning device of spray printing machine and cleaning method |
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| Publication Number | Publication Date |
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| CN105799330A true CN105799330A (en) | 2016-07-27 |
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| CN201610346267.5A Pending CN105799330A (en) | 2016-05-23 | 2016-05-23 | Multi-nozzle cleaning device of spray printing machine and cleaning method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965560A (en) * | 2017-05-26 | 2017-07-21 | 深圳诚拓数码设备有限公司 | Printing head moisturizing attending device |
| CN107062326A (en) * | 2017-03-31 | 2017-08-18 | 广东美的厨房电器制造有限公司 | Lampblack absorber |
| CN107839345A (en) * | 2017-12-13 | 2018-03-27 | 深圳劲鑫科技有限公司 | A kind of bar linkage structure formula spray head cleaning device with rag |
| CN107933094A (en) * | 2017-12-28 | 2018-04-20 | 深圳劲鑫科技有限公司 | A kind of leading screw and cylinder hybrid-driven spray head cleaning device |
| CN110733252A (en) * | 2019-10-18 | 2020-01-31 | 深圳劲鑫科技有限公司 | spray head cleaning table and cleaning process |
| CN110744925A (en) * | 2018-07-24 | 2020-02-04 | 宝山钢铁股份有限公司 | Nozzle cleaning device of immersion type steel plate jet printing machine |
| CN110861411A (en) * | 2019-09-18 | 2020-03-06 | 佛山市朗信机械有限公司 | An inkjet printing nozzle cleaning machine |
| CN110893728A (en) * | 2019-11-18 | 2020-03-20 | 深圳劲鑫科技有限公司 | Shower nozzle belt cleaning device |
| CN110978796A (en) * | 2019-11-18 | 2020-04-10 | 深圳劲鑫科技有限公司 | A nozzle cleaning mechanism |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062326A (en) * | 2017-03-31 | 2017-08-18 | 广东美的厨房电器制造有限公司 | Lampblack absorber |
| CN106965560A (en) * | 2017-05-26 | 2017-07-21 | 深圳诚拓数码设备有限公司 | Printing head moisturizing attending device |
| CN107839345A (en) * | 2017-12-13 | 2018-03-27 | 深圳劲鑫科技有限公司 | A kind of bar linkage structure formula spray head cleaning device with rag |
| CN107839345B (en) * | 2017-12-13 | 2023-08-11 | 深圳劲鑫科技有限公司 | Connecting rod structure type spray head cleaning device with cleaning cloth |
| CN107933094A (en) * | 2017-12-28 | 2018-04-20 | 深圳劲鑫科技有限公司 | A kind of leading screw and cylinder hybrid-driven spray head cleaning device |
| CN110744925A (en) * | 2018-07-24 | 2020-02-04 | 宝山钢铁股份有限公司 | Nozzle cleaning device of immersion type steel plate jet printing machine |
| CN110861411A (en) * | 2019-09-18 | 2020-03-06 | 佛山市朗信机械有限公司 | An inkjet printing nozzle cleaning machine |
| CN110733252A (en) * | 2019-10-18 | 2020-01-31 | 深圳劲鑫科技有限公司 | spray head cleaning table and cleaning process |
| CN110733252B (en) * | 2019-10-18 | 2023-07-18 | 深圳劲鑫科技有限公司 | Spray head cleaning table and cleaning process |
| CN110893728A (en) * | 2019-11-18 | 2020-03-20 | 深圳劲鑫科技有限公司 | Shower nozzle belt cleaning device |
| CN110978796A (en) * | 2019-11-18 | 2020-04-10 | 深圳劲鑫科技有限公司 | A nozzle cleaning mechanism |
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Application publication date: 20160727 |