CN106183418B - A kind of second heating apparatus of jet printer using micro- piezoelectric printhead - Google Patents
A kind of second heating apparatus of jet printer using micro- piezoelectric printhead Download PDFInfo
- Publication number
- CN106183418B CN106183418B CN201610763731.0A CN201610763731A CN106183418B CN 106183418 B CN106183418 B CN 106183418B CN 201610763731 A CN201610763731 A CN 201610763731A CN 106183418 B CN106183418 B CN 106183418B
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- ink
- heating
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- plate
- chamber
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 94
- 238000009825 accumulation Methods 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 3
- 239000000976 ink Substances 0.000 description 91
- 238000007639 printing Methods 0.000 description 22
- 239000007921 spray Substances 0.000 description 13
- 239000012535 impurity Substances 0.000 description 6
- 238000003303 reheating Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
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
- B41J2/015—Ink jet characterised by the jet generation process
-
- 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
-
- 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
- B41J2002/16564—Heating means therefor, e.g. for hot melt inks
Landscapes
- Ink Jet (AREA)
Abstract
The invention discloses the second heating apparatus of the jet printer using micro- piezoelectric printhead, including the ink-jet support (1) that can be moved on jet printer, described ink-jet support (1) includes upper bracket (11) and the lower carriage (12) being connected with upper bracket (11), described upper bracket (11) is provided with multiple print cartridges (2), described lower carriage (12) is provided with multiple shower nozzles (3), ink barrel is provided between described shower nozzle (3) and corresponding print cartridge (2), the first heating element heater (4) to the heating ink in it is connected with described print cartridge (2), described lower carriage (12) is provided with the second heating element heater (5) of ink-jet end (3a) heating to shower nozzle (3).The present invention is simple in construction, and heating effect is good.
Description
【Technical field】
The present invention relates to a kind of jet printer, the secondary of more specifically a kind of jet printer using micro- piezoelectric printhead adds
Thermal.
【Background technology】
Various digital printing industries are now widely used for using the jet printer of the printhead of Micro Piezo technology.Wherein due to
Many Industrial Printings applications, which need the viscosity of the ink used to be above micro- piezoelectric printhead under 25 degrees Celsius of normal temperature, to hold
By the range of viscosities of normal print, such as polyfunctional monomer accounts for ultraviolet curing (UV) ink of main component, or is used for
Three-dimensional increases paraffin ink of material printing (3D printing) etc., therefore such application can only reduce ink by improving operating temperature and glue
Spend to reach the scope of printhead adaptation, so high, the cheap micro- piezoelectric printhead of the precision without built-in heating body
The spray printing of high viscosity inks can not be adapted to, therefore the application of high viscosity ink can only use the work of expensive built-in calandria
Industry piezoelectric printhead spray printing, improves equipment cost.
At present, Ye You producers attempt to set heater to outside printhead, but are due to the electric printhead plastic section of minute-pressure
Part is more, and heat conduction is not good, and simple external heat can cause printhead inner space integrally to raise, and when internal circuit temperature rise is too high, beats
Print head internal drive circuits become unstable, influence printing effect and print head longevity, moreover, printhead is in installation and debugging middle position
Put calandria fixed after needs adjust, fixed also can produce limitation to the position of printhead.Such as ink is carried out simple pre-
Heating, due to the limitation that normal printer word car and ink are designed, ink is before shower nozzle is flowed to, and intermediate duct is long, ink
Can occur excess temperature qualitative change precipitation, blocking pipeline and printhead, or temperature has been lost in when reaching nozzle.Also micro- piezoelectric printhead
Most of to do pressure buffer using plastics ink sac, the ink mode of filtering, progress ink preheating is more difficult, and heating arrangement is set
Put unreasonable, the temperature in printhead when printing different pictures can be caused to occur big change, spray printing effect is worse on the contrary.
Therefore, the present invention is based on the deficiency of the above and produced.
【The content of the invention】
The present invention seeks to overcome the deficiencies in the prior art there is provided one kind it is simple in construction, the good use of heating effect is micro-
The second heating apparatus of the jet printer of piezoelectric printhead, use the jet printer using micro- piezoelectric printhead high at normal temperatures
The ink of viscosity, adds the application of jet printer, reduces the manufacturing cost of printer, improve jet printer printing quality and
Stability.
The present invention is achieved by the following technical solutions：
A kind of second heating apparatus of jet printer using micro- piezoelectric printhead, it is characterised in that：Including can be in jet printer
The ink-jet support 1 of upper movement, the lower carriage 12 that described ink-jet support 1 includes upper bracket 11 and is connected with upper bracket 11 is described
Upper bracket 11 be provided with multiple print cartridges 2, described lower carriage 12 is provided with multiple shower nozzles 3, described shower nozzle 3 with it is corresponding
The first heating element heater 4 being connected with ink barrel, described print cartridge 2 to the heating ink in it is provided between print cartridge 2, it is described
Lower carriage 12 is provided with the second heating element heater 5 of the ink-jet end 3a heating to shower nozzle 3.
The second heating apparatus of the jet printer of micro- piezoelectric printhead are used as described above, it is characterised in that：Under described
Support 12 includes being connected with transverse slat 122, described transverse slat 122 on the riser 121 being connected with upper bracket 11, described riser 121
Holding tank 123 provided with the ink-jet end 3a for accommodating shower nozzle 3, the second described heating element heater 5 includes being located in holding tank 123 simultaneously
It is enclosed on the heat accumulation ring flat-plate 51 fitted on the ink-jet end 3a with the sheet metal on the ink-jet end 3a outer walls, described heat accumulation ring
The heating ring plate 52 that is enclosed on and can heat on the outside of the ink-jet end 3a and to heat accumulation ring flat-plate 51, described heating ring are connected with plate 51
There is gap 53 between the inwall of piece 52 and the ink-jet end 3a outer wall.
The second heating apparatus of the jet printer of micro- piezoelectric printhead are used as described above, it is characterised in that：Described
One heating element heater 4 includes the heating plate 41 being attached on the outer wall of print cartridge 2.
The second heating apparatus of the jet printer of micro- piezoelectric printhead are used as described above, it is characterised in that：Described ink
Box 2 includes inking chamber 21, and the bottom of described inking chamber 21, which is provided with, to be upwardly extended and inking chamber 21 is divided into chamber 211 out of ink and storage
The partition panel 22 of black chamber 212, the upper end of described partition panel 22 is less than the upper end of inking chamber 21, the first described heating element heater 4
It is connected to the side of chamber 211 out of ink.
The second heating apparatus of the jet printer of micro- piezoelectric printhead are used as described above, it is characterised in that：Described horizontal stroke
The fixed plate 124 closed the notch of holding tank 123 and shower nozzle 3 is fixed is also associated with plate 122.
Compared with prior art, the present invention has the following advantages：
1st, the first heating element heater to the heating ink in it is connected with print cartridge of the invention, lower carriage is provided with to spray
Second heating element heater of the ink-jet end heating of head.Therefore, formed by the cooperation of the first heating element heater and the second heating element heater
Reheating, the first heating element heater is preheated to the ink in print cartridge, the ink in print cartridge is risen certain temperature, is passed through
Heated again by the second heating element heater again when the ink of preheating reaches the ink-jet end of shower nozzle, be once heated to the pipe between reheating
Short out, temperature leak is low, is preheated for the first time due to existing, and second of heating is simply reheated to the ink of preheating, can be avoided
The temperature change of nozzle position ink is excessive, so by heating twice, heating effect is good, can make arrival shower nozzle ink-jet end
The temperature of ink reaches the temperature of predetermined set, so as to improve spray printing quality.
2nd, the nozzle position of micro- piezoelectric printhead of the invention is arranged in holding tank, and heat accumulation ring flat-plate is enclosed on ink-jet end
And fitted with the sheet metal on the outer wall at ink-jet end, and be connected with and be enclosed on the outside of ink-jet end and can be to heat accumulation ring on heat accumulation ring flat-plate
There is minim gap between the heating ring plate of plate heating, the outer wall for heating the inwall of ring plate and the ink-jet end of minute-pressure electric injector, belong to
Half contact condition, can carry out heat transfer by the minute gas molecule convection current in the middle of gap, and carrying out constant temperature to ink-jet end adds
Heat, heating effect is good.Moreover, heating ring plate is heated to heat accumulation ring flat-plate, heat accumulation ring flat-plate can be stored to heat, and heat accumulation
Ring flat-plate and the contact area at print-head nozzle position are larger, and the heating ink at arrival nozzle position can be made uniform, it is ensured that plus
Thermal effect.
3rd, print cartridge of the invention includes inking chamber, and the bottom of inking chamber, which is provided with, to be upwardly extended and inking chamber is divided into chamber out of ink
With the partition panel of ink storage chamber, the upper end of partition panel is less than the upper end of inking chamber, and the first heating element heater is connected to chamber side out of ink.Ink
Water is when entering print cartridge, and the impurity in ink can sink to cassette bottom, and purer ink can be located at the top of inking chamber, due to cut-off
The presence of plate, so when ink enters print cartridge, ink enters ink storage chamber at first, after the ink in ink storage chamber has been expired,
Ink enters chamber out of ink from the upper end of partition panel, therefore, the impurity in ink is just deposited in the bottom of ink storage chamber, it is to avoid ink
Impurities in water enters chamber out of ink, ensure that the pure of intracavitary ink out of ink, so as to improve spray printing quality.The inking chamber of closing
Interior top is the partial air retained before refilling, and the ink that printing word car is produced in printing motion is sprung up, can be in ink feed region
Absorbed and buffer by air, the stable gas pressure of output ink is kept, further, since inking chamber divide into chamber out of ink and storage by partition panel
Black chamber, and the first heating element heater is connected to chamber side out of ink, so only heating effect need to be improved to the heating ink of intracavitary out of ink
Rate.
4th, the present invention is simple in construction, it is possible to increase the spray printing quality of jet printer, is adapted to popularization and application.
【Brief description of the drawings】
Fig. 1 is stereogram of the present invention；
Fig. 2 is the exploded view of the part of the present invention；
Fig. 3 is the side view of the present invention；
Fig. 4 is the sectional view of the line A-A along along Fig. 3；
Fig. 5 is the zoomed-in view at B in Fig. 4；
Fig. 6 is the stereogram of the print cartridge of the present invention.
【Embodiment】
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Figures 1 to 4, the second heating apparatus of a kind of jet printer using micro- piezoelectric printhead, including can be in spray
The ink-jet support 1 moved on print machine, the lower carriage 12 that described ink-jet support 1 includes upper bracket 11 and is connected with upper bracket 11,
Described upper bracket 11 is provided with multiple print cartridges 2, and described lower carriage 12 is provided with multiple shower nozzles 3, described shower nozzle 3 with it is relative
The first heating element heater 4 being connected with ink barrel, described print cartridge 2 to the heating ink in it, institute are provided between the print cartridge 2 answered
The lower carriage 12 stated is provided with the second heating element heater 5 of the ink-jet end 3a heating to shower nozzle 3.Pass through the first heating element heater 4 and
The cooperation of two heating element heaters 5 and form reheating, the first heating element heater 4 is preheated to the ink in print cartridge 2, makes print cartridge 2
Interior ink rises certain temperature, during the ink-jet end 3a of the ink arrival shower nozzle 3 by preheating and by the second heating element heater 5 again
Secondary heating, is preheated for the first time due to existing, and second of heating is simply reheated to the ink of preheating, can avoid nozzle position ink
The temperature change of water is excessive, so by heating twice, heating effect is good, can make the temperature of the ink at arrival shower nozzle ink-jet end
Suitable temperature is reached, so as to improve spray printing quality.
As shown in Fig. 2, Fig. 4, Fig. 5, described lower carriage 12 includes the riser 121 being connected with upper bracket 11, and described is perpendicular
Transverse slat 122 is connected with plate 121, described holding tank 123 of the transverse slat 122 provided with the ink-jet end 3a for accommodating shower nozzle 3 is described
Second heating element heater 5 include being located in holding tank 123 and being enclosed on the ink-jet end 3a and with the ink-jet end 3a outer walls
The heat accumulation ring flat-plate 51 of sheet metal laminating, is connected with described heat accumulation ring flat-plate 51 and is enclosed on the outside of the ink-jet end 3a and can be to heat accumulation
The heating ring plate 52 that ring flat-plate 51 is heated, has gap between the described inwall of heating ring plate 52 and the outer wall of the ink-jet end 3a
53.It is usually relatively thin component to heat ring plate 52, if heating ring plate 52 is directly contacted with ink-jet end 3a, can cause ink-jet end
The temperature change of 3a positions is excessive, makes the temperature change of ink at the 3a positions of arrival ink-jet end excessive, so as to influence spray printing matter
Amount, so heating ring plate 52 is not contacted directly with ink-jet end 3a, therebetween with gap 53, belongs to half contact condition, can be with
Heat transfer is carried out by the minute gas molecule convection current in the middle of gap, heated at constant temperature is carried out to ink-jet end 3a, heating effect is good.
Further, since heating ring plate 52 is relatively thin, in order to reach the uniformity heated to ink-jet end 3a, ink-jet is enclosed on using heat accumulation ring flat-plate 51
Fit on the 3a of end and with the sheet metal on ink-jet end 3a outer wall, heat accumulation ring flat-plate 51 can enter to the heat that heating ring plate 52 is sent
Row storage, and the contact area of heat accumulation ring flat-plate 51 and ink-jet end 3a is larger, can make the heating ink at arrival nozzle position
Uniformly, it is ensured that heating effect, spray printing quality is improved.Heating ring plate 52 and other positions of word car are separated using heat insulating mattress, it is to avoid
Heat is lost by word wagon flow, and can do position adjustment during printhead installation and debugging in addition fixes, and heating ring plate 52 can be with
Printhead follows displacement, limitation will not be produced to the position of calibration, in mobile printing, the airflow convection of generation is blocked, air-flow
Directly heating ring plate 52 will not be cooled down, so as to ensure that heat is kept, it is ensured that spray printing quality.
As Figure 1 and Figure 4, the first described heating element heater 4 includes the heating plate 41 being attached on the outer wall of print cartridge 2.
As shown in Fig. 4, Fig. 6, described print cartridge 2 includes inking chamber 21, and the bottom of described inking chamber 21 is provided with prolongs upwards
The partition panel 22 of chamber 211 out of ink and ink storage chamber 212 is stretched and is divided into inking chamber 21, the upper end of described partition panel 22 is less than ink
The upper end of chamber 21, the first described heating element heater 4 is connected to the side of chamber 211 out of ink.Ink is when entering print cartridge 2, in ink
Impurity can sink to cassette bottom, and purer ink can be located at the top of inking chamber 21, due to the presence of partition panel 22, so ink enters
When entering to print cartridge 2, ink enters ink storage chamber 212 at first, after the ink in ink storage chamber 212 has been expired, and ink is from partition panel
22 upper end enters chamber 211 out of ink, therefore, the impurity in ink is just deposited in the bottom of ink storage chamber 212, it is to avoid in ink
Impurity enters chamber 211 out of ink, the pure of ink in chamber 211 out of ink is ensure that, so as to improve spray printing quality.The ink of closing
Top is the partial air retained before refilling in chamber 21, and the ink that printing word car is produced in printing motion is sprung up, can be in ink feed
Region is absorbed by air to be buffered, and keeps the stable gas pressure of output ink.Further, since partition panel 22 divide into out inking chamber 21
Black chamber 211 and ink storage chamber 212, and the first heating element heater 4 is connected to the side of chamber 211 out of ink, so only need to be in chamber 211 out of ink
Heating ink, improve the efficiency of heating surface.
As shown in Figures 2 to 5, the closing notch of holding tank 123 is also associated with described transverse slat 122 and shower nozzle 3 is carried out
Fixed fixed plate 124.
Claims (4)
1. a kind of second heating apparatus of jet printer using micro- piezoelectric printhead, it is characterised in that：Including can be on jet printer
Mobile ink-jet support (1), the lower carriage that described ink-jet support (1) includes upper bracket (11) and is connected with upper bracket (11)
(12), described upper bracket (11) is provided with multiple print cartridges (2), and described lower carriage (12) is provided with multiple shower nozzles (3), described
Shower nozzle (3) and corresponding print cartridge (2) between be provided with to be connected with ink barrel, described print cartridge (2) ink in it added
The first heating element heater (4) of heat, described lower carriage (12) is provided with the second heating of ink-jet end (3a) heating to shower nozzle (3)
Element (5), described lower carriage (12) includes connecting on the riser (121) being connected with upper bracket (11), described riser (121)
There is transverse slat (122), described holding tank (123) of the transverse slat (122) provided with the ink-jet end (3a) for accommodating shower nozzle (3) is described
Second heating element heater (5) include being located in holding tank (123) and being enclosed on the ink-jet end (3a) and with the ink-jet end (3a)
It is connected with the heat accumulation ring flat-plate (51) of sheet metal laminating on outer wall, described heat accumulation ring flat-plate (51) and is enclosed on the ink-jet end (3a)
Outside and the heating ring plate (52) that heat accumulation ring flat-plate (51) can be heated, inwall and the ink-jet end of described heating ring plate (52)
There are gap (53) between the outer wall of (3a).
2. the second heating apparatus of the jet printer according to claim 1 using micro- piezoelectric printhead, it is characterised in that：Institute
The first heating element heater (4) stated includes the heating plate (41) being attached on print cartridge (2) outer wall.
3. the second heating apparatus of the jet printer according to claim 1 or 2 using micro- piezoelectric printhead, its feature exists
In：Described print cartridge (2) includes inking chamber (21), and the bottom of described inking chamber (21) is provided with upwardly extending and by inking chamber
(21) it is divided into the partition panel (22) of chamber out of ink (211) and ink storage chamber (212), the upper end of described partition panel (22) is less than inking chamber
(21) upper end, described the first heating element heater (4) is connected to chamber out of ink (211) side.
4. the second heating apparatus of the jet printer according to claim 1 using micro- piezoelectric printhead, it is characterised in that：Institute
The fixed plate (124) closed holding tank (123) notch and shower nozzle (3) is fixed is also associated with the transverse slat (122) stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610763731.0A CN106183418B (en) | 2016-08-30 | 2016-08-30 | A kind of second heating apparatus of jet printer using micro- piezoelectric printhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610763731.0A CN106183418B (en) | 2016-08-30 | 2016-08-30 | A kind of second heating apparatus of jet printer using micro- piezoelectric printhead |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106183418A CN106183418A (en) | 2016-12-07 |
| CN106183418B true CN106183418B (en) | 2017-11-07 |
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ID=58088038
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610763731.0A Active CN106183418B (en) | 2016-08-30 | 2016-08-30 | A kind of second heating apparatus of jet printer using micro- piezoelectric printhead |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109421370A (en) * | 2017-08-21 | 2019-03-05 | 精工爱普生株式会社 | Drop liquid discharging device |
| US11448958B2 (en) * | 2017-09-21 | 2022-09-20 | Canon Kabushiki Kaisha | System and method for controlling the placement of fluid resist droplets |
| CN109130533A (en) * | 2018-08-27 | 2019-01-04 | 苏州百必纺织科技有限公司 | cloth printing machine |
| CN113733748B (en) * | 2021-07-30 | 2022-09-30 | 北京中电元德科技有限责任公司 | Ink-jet printing trolley |
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| Publication number | Publication date |
|---|---|
| CN106183418A (en) | 2016-12-07 |
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