CN1120778C - Ink inlet structure of ink nozzle - Google Patents
Ink inlet structure of ink nozzle Download PDFInfo
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- CN1120778C CN1120778C CN 00124014 CN00124014A CN1120778C CN 1120778 C CN1120778 C CN 1120778C CN 00124014 CN00124014 CN 00124014 CN 00124014 A CN00124014 A CN 00124014A CN 1120778 C CN1120778 C CN 1120778C
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Abstract
The present invention provides an improved structure of an ink inlet of an ink gun, which is suitable for an ink jet printer. Respective corresponding independent ink inlets are respectively formed on positions near each row of ink jet holes of the ink gun, so ink can respectively flow into ink cavities corresponding to each row of the ink jet holes from corresponding inlets. Thus, the ink supply is smooth, and the ink supply can not stop during the printing. Compared with an ink inlet structure of the ink gun in the prior art, the present invention conforms to the flowing characteristic of liquid, so the goal of novelty and high economic benefit value is realized.
Description
Technical field
The present invention relates to a kind of inlet structure of ink of ink gun, particularly a kind of ink gun that is used for ink-jet printer, this ink entry can make ink feed smooth and easy and situation that do not have a disconnected China ink produces.
Background technology
In computer printer market now, ink-jet printer can be described as a cheapness and high-quality periphery is equipped with selection.Compare with laser printer, the ink-jet printer purchasing price is cheaper, but the consumables cost height, and laser printer purchasing price height, but consumables cost is low.Therefore, for ink-jet printer, how to reduce consumables cost and can be described as a technical research emphasis to enhance competitiveness.
Please refer to Fig. 1, it is the ink entry and the jet orifice relative position schematic top plan view of ink gun of the prior art.Ink entry 1 is positioned at the central authorities of two row's jet orifice 2, and the ink of ink cartridge flows to inking chamber 7 by ink entry 1 and sprayed by jet orifice 2 after heating.Fig. 2 is the layer structure schematic diagram along the ink gun of the A-A hatching among Fig. 1, this layer structure is the ink gun structure of hot bubble type, it has comprised the bedded structure that formed by the VLSI manufacture method (as U.S.'s patent of invention the 4th, 513, No. 298 disclosed layer structure manufacture methods), this layer structure is the stereochemical structure that is formed one by one by producing method of chip.As shown in Figure 2, ink flows into inking chamber 7 by ink entry 1, is sprayed by jet orifice 2 after zone of heating 41 heating.Yet, by also finding among the figure that the structure of single ink entry of the prior art easily produces turbulent flow 11, and the ink ink supply is had some setbacks.
In this just layer structure do one explanation of Fig. 2, ink gun and spray nozzle sheet 6 that basic unit 3, design layer 4 and dry film photoresist layer 5 constitute have wherein been comprised.Basic unit 3 has comprised silicon basic unit 31 and silicon layer 32 usually, and design layer 4 has comprised zone of heating 41 and passivation layer 42, and dry film photoresist layer 5 then forms inking chamber 7.The hot bubble type ink jet printer mainly is that the ink by zone of heating 41 local heat inking chambers 7 makes ink droplet 12 ejections and attached on the print media.
As seen from the above description, the single ink entry of ink gun of the prior art easily causes turbulent flow 11, this is the phenomenon that will provide the ink supply path of two different directions to produce owing to an ink entry 1, this phenomenon easily produces the situation that ink supply has some setbacks, when serious even might break China ink and cause printing and interrupt, therefore it is smooth and easy and continuous black inlet structure of ink replaces inlet structure of ink of the prior art to be necessary to develop a kind of ink supply.
Main purpose of the present invention provides a kind of ink inlet structure of ink nozzle, makes the smooth and easy continuous China ink of providing ink, to improve print quality.
Another purpose of this explanation provides the ink gun structure of many row's jet orifice, makes ink-jet printer can finish high-speed and high-res print job.
Summary of the invention
The objective of the invention is to be achieved through the following technical solutions, a kind of ink inlet structure of ink nozzle is provided, it is the some of ink gun layer structure, comprise: basic unit, design layer and dry film photoresist layer, wherein the spray nozzle sheets with a plurality of jet orifice of at least two rows are arranged on the aforementioned ink gun, and this ink gun forms each self-corresponding independent ink entry abutting aforementioned position of respectively arranging jet orifice.
In described ink inlet structure of ink nozzle, form jet orifice on the aforementioned spray nozzle sheet, and aforementioned independent ink entry is also to row's number that should jet orifice and be formed on the position that abuts more than two rows.
In described ink inlet structure of ink nozzle, the aforementioned jet orifice of respectively arranging is asymmetric difference row's arrangement.
In described ink inlet structure of ink nozzle, aforementioned difference row's arrangement pitches of respectively arranging jet orifice is the row number of the distance of two jet orifice divided by jet orifice.
A kind of ink inlet structure of ink nozzle also is provided, it is the some of ink gun layer structure, and the spray nozzle sheet of a plurality of jet orifice of one at least two row is arranged on the aforementioned ink gun, and this ink gun forms each self-corresponding independent ink entry abutting aforementioned position of respectively arranging jet orifice.
In described ink inlet structure of ink nozzle, the aforementioned jet orifice of respectively arranging is asymmetric geometry, and each row's jet orifice is arranged on the ink gun with predetermined difference row's spacing.
In described ink inlet structure of ink nozzle, aforementioned predetermined difference row's spacing is the row number of the distance of two jet orifice divided by jet orifice.
Advantage of the present invention is, this ink inlet structure of ink nozzle will make ink feed smooth and easy, China ink can not break when printing, meet fluid-flow characteristics by comparison with ink inlet structure of ink nozzle of the prior art, the speed and the resolution of inkjet printing can be improved by this, and then the value of novelty and rich economic benefit can be realized.
Its plurality of advantages of ink inlet structure of ink nozzle of the present invention and feature will and appendedly be further understood graphic from following detailed description.
Brief description of drawings
Fig. 1 is the ink entry and the jet orifice relative position schematic top plan view of ink gun of the prior art.
Fig. 2 is the ink gun layer structure schematic diagram along the A-A hatching among Fig. 1.
Fig. 3 is the ink entry and the jet orifice relative position schematic top plan view of the ink gun of first embodiment of the invention.
Fig. 4 is the ink gun layer structure schematic diagram along the B-B hatching among Fig. 3.
Fig. 5 is the ink entry and the jet orifice relative position schematic top plan view of the ink gun of second embodiment of the invention.
The specific embodiment
Please refer to Fig. 3, it has shown the ink port and the jet orifice relative position schematic top plan view of the ink gun of first embodiment of the invention.Wherein, the quantity of ink entry 1 is row's number of corresponding jet orifice 2, and just row's jet orifice 2 promptly designs a venting water inlet 1 and comes ink supply, so ink only must with same direction flow and make supply with smooth and easy.
In order to further describe the operation principle of first embodiment of the invention, please refer to Fig. 4, it is the ink gun layer structure schematic diagram along the B-B hatching among Fig. 3.The layer structure of this ink gun generally forms with the VLSI manufacture method, and it comprises: basic unit 3, and it is the bottom of ink gun 10; Design layer 4, it is for the layout district of ink gun heating element heater and be formed on the basic unit 10; Dry film photoresist layer 5, it constitutes the inking chamber 7 of ink gun.Basic unit 3 forms with silicon basic unit 31 and silicon layer 32 common combination usually, and design layer 4 then has zone of heating 41 and passivation layer 42, and zone of heating 41 is the zone that conductor and heating resistor distribute, and passivation layer 42 is in order to prevent zone of heating 41 oxidations.As shown in the figure, after the ink gun manufacturing is finished, the spray nozzle sheet 6 that two rows have a plurality of jet orifice 2 again through heat pressure adhesive on dry film photoresist layer 5, and each jet orifice 2 corresponding inking chamber 7 by this.It should be noted that in the manufacture method of VLSI ink entry 1 is the ad-hoc location that is pre-formed at ink gun.Therefore, in each manufacture method, the formation of design layer 4 and dry film photoresist layer 5 all needs to change its light shield pattern according to the relative position of ink entry 1.
Please continue with reference to figure 4, when visible ink flowed in the ink channel 1 that layer structure forms, its direction that flows was single.Therefore, the left side is with after both sides, the right ink flows into corresponding inking chamber 7 separately, can add thermal expansion and by jet orifice 2 ejection ink droplets 12 by zone of heating 41.Because the ink flow direction is fixed, do not have turbulent flow so its operating process is smooth-going and cause the situation of disconnected China ink to produce.
Above embodiment is the ink gun with double jet orifice 2.Yet, when the user is more and more higher to the requirement of ink-jet printer print speed (per minute 2-6 page or leaf) and resolution (more than the 600dpi), the present invention is improved with regard to the structure of original ink gun 10 especially, make it under fixing area, have more jet orifice 2, improve the heating frequency of each inking chamber 7 by this and reduce the spacing of each jet orifice 2, thereby improve print speed and resolution.Please refer to shown in Figure 5ly, it is a second embodiment of the invention, and it has shown ink gun ink entry and jet orifice relative position schematic top plan view.As first embodiment, by among the figure as can be known near each row's jet orifice 2 all correspondence be provided with an ink entry 1, so will make an ink entry 1 can supply the ink of row's jet orifice, so no matter how many row's numbers of jet orifice can guarantee that all the supply of ink is smooth and easy for.Further with reference to figure 5, the present invention is the asymmetric difference row's structure arranged more than two row's jet orifice.Wherein with four row jet orifice be example, the numbering 21 be first row jet orifice first jet orifice, similarly number 22 to 24 be respectively second row, second row and the 3rd row jet orifice first jet orifice.As shown in Figure 5, if the jet orifice spacing that first row's jet orifice 21 is adjacent is d, then jet orifice 21 can be d/4 with the vertical range of jet orifice 22.In like manner, the vertical interval of jet orifice 22,23,24 also is d/4, and so each row's jet orifice is then arranged with asymmetric difference row.The jet orifice that this asymmetric difference row arranges not only can significantly increase the quantity of jet orifice, and can dwindle the spacing of jet orifice simultaneously, therefore can improve the print speed and the resolution of ink-jet printer.Have the knack of this operator also as can be known, each row's jet orifice difference array pitch is from adjusting according to row's number, for example: jet orifice row number is 3 o'clock, and the difference array pitch is from can be d/3.
After describing preferred embodiment of the present invention in detail; being familiar with this technology personage can be well understood to; not breaking away under following claimed scope and the spirit, can carry out various variations and change, and the present invention also is not subject to the embodiment of the embodiment in the specification.
Claims (4)
1. ink inlet structure of ink nozzle, it is the some of ink gun layer structure, comprise: basic unit, design layer and dry film photoresist layer, wherein the spray nozzle sheets with a plurality of jet orifice of at least two rows are arranged on the aforementioned ink gun, and it is characterized in that: this ink gun forms each self-corresponding independent ink entry abutting aforementioned position of respectively arranging jet orifice.
2. ink inlet structure of ink nozzle as claimed in claim 1 is characterized in that, forms the jet orifice more than two rows on the aforementioned spray nozzle sheet, and aforementioned independent ink entry is also to row's number that should jet orifice and be formed on the position that abuts.
3. ink inlet structure of ink nozzle as claimed in claim 2 is characterized in that, the aforementioned jet orifice of respectively arranging is asymmetric difference row's arrangement.
4. ink inlet structure of ink nozzle as claimed in claim 3 is characterized in that, aforementioned difference row's arrangement pitches of respectively arranging jet orifice is the row number of the distance of two jet orifice divided by jet orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00124014 CN1120778C (en) | 2000-08-10 | 2000-08-10 | Ink inlet structure of ink nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00124014 CN1120778C (en) | 2000-08-10 | 2000-08-10 | Ink inlet structure of ink nozzle |
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| Publication Number | Publication Date |
|---|---|
| CN1338376A CN1338376A (en) | 2002-03-06 |
| CN1120778C true CN1120778C (en) | 2003-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 00124014 Expired - Fee Related CN1120778C (en) | 2000-08-10 | 2000-08-10 | Ink inlet structure of ink nozzle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102398420B (en) * | 2010-09-09 | 2014-05-07 | 研能科技股份有限公司 | Piezoelectric ink jet head structure and piezoelectric drive module thereof |
| CN106327320B (en) * | 2016-08-18 | 2018-06-26 | 西安交通大学 | Price mispairing based on taxpayer's interests related network is evaded the tax Activity recognition method |
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Granted publication date: 20030910 Termination date: 20190810 |