CN102941738B - Printing head - Google Patents
Printing head Download PDFInfo
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- CN102941738B CN102941738B CN201210498821.3A CN201210498821A CN102941738B CN 102941738 B CN102941738 B CN 102941738B CN 201210498821 A CN201210498821 A CN 201210498821A CN 102941738 B CN102941738 B CN 102941738B
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Abstract
The invention discloses a printing head. The printing head comprises at least two material storage cavities used for storing printing materials in different colors, a material blending cavity selectively communicated with the at least two material storage cavities, a nozzle communicated with the material blending cavity and used for spraying printing materials, a cleaning cavity adjacent to the material blending cavity and communicated with the material storage cavity, and a switch assembly capable of switching on/off the communication between the material blending cavity and the cleaning cavity. In a printing process of a printing device, one or several materials in different colors can be blended in the material blending cavity of the printing head according to different proportions as required, so that products in rich colors are printed and personalized printing requirements can be well met.
Description
Technical field
The present invention relates to a kind of printhead, the printhead in especially a kind of three-dimensional printing equipment.
Background technology
The printing device generally used at present all carries out for various plane material surface, and as paper, leather, plastics, glass, metal etc., this printing device has been widely used in office and domestic use.Common printing type, on the one hand press opposed print heads by the surface printing entity to do conveying and to move (or printhead actual motion, static by print surface), simultaneously printhead along with printed entity and moved relative to carrying motion vertical scanning direction, and to print.These printing devices are all be applied to plane to print, and namely two dimension prints.
For the surface coloring of 3 D stereo article, the general mode adopting craft or semi-hand, such as utilizes the mode of hot transfer printing, or directly paints by hand.But the production efficiency of these modes is very low, therefore 3 D stereo article is carried out to the demand of three-dimensional printing, very urgent in recent years.Three-dimensional printing equipment, first needs to possess rational frame for movement, ensures that printhead can reach the optional position of 3 D stereo article surface, thus carries out spraying colouring work; Secondly must there is rational control system, ensure that the motion control of whole equipment is synchronous with Print Control, accurately carry out; Also must have rational 3 D stereo color computer Computer Aided Design and secondary process system, the Motion trajectory that guarantee provides print job required and synchronous color are resolved simultaneously; Finally also need correcting mechanism accurately, to complete repeatability and the uniformity of multicolor spraying.
China's publication No. is that the application for a patent for invention of CN102173211A discloses a kind of stereoscopic device, this equipment is for realizing the inkjet printing function on Arbitrary 3 D volumetric body surface, mainly comprise control system, mechanical moving structure and print system, wherein: control system is based on five-axle linkage motion control, synchronously realize motion control and Print Control, realize 3 D stereo color computer Computer Aided Design and secondary process function simultaneously, also achieve the required five-axle linkage Motion trajectory of three-dimensional printing and synchronous color analytical capabilities; Mechanical moving structure adopts a kind of five-axle linkage frame for movement, achieves the linkage function of three rectilinear motions and two rotary motions; Print system adopts four inkjet printing head part with independent telescope function to realize black, red, yellow, blue four look inkjet printing functions.But, four independently ink jet-print head only can realize printing that is black, red, yellow, Lan Si kind color, if client needs the color effect more enriched, this printhead cannot realize.
Therefore, provide a kind of novel printhead real for necessary.
Summary of the invention
The object of this invention is to provide a kind of printhead that can realize multicolour and print.
For achieving the above object, the invention provides a kind of printhead, comprise at least two storage cavitys, described storage cavity accommodates the printed material of different colours; Batching chamber, described batching chamber is communicated with described at least two storage cavitys are selectable; Nozzle, described nozzle is communicated with jet printing material with batching chamber; Cleaning chambers, described cleaning chambers adjoins described batching chamber, and is communicated with described batching chamber; Switch module, batching chamber and being communicated with between cleaning chambers can be opened/be blocked to described switch module.
Printhead of the present invention has following beneficial effect: printing device is in print procedure, can be as required, one or more colors are wherein mixed in the batching chamber of printhead by different proportion, thus print the product that color enriches more, printing demand that therefore more can be satisfying personalized.
Printhead of the present invention comprises waste chamber further, and described waste chamber adjoins and is communicated with described batching chamber, and being communicated with between waste chamber with batching chamber can be opened/block to described switch module.Waste chamber can be used for reclaiming the printed material printing rear remnants, to recycle, thus cost-saving.
In printhead of the present invention, switch module comprises rotatable first plate, the adjacent sidewalls of described first plate and waste chamber, and described first plate is provided with through hole; Slidably the second plate; Mandrel, the first end of described mandrel is fixed on the center of described first plate, and described second sleeve-board is located on mandrel; Spring, described spring is arranged between the first plate and the second plate.When printhead works, the first plate and the second plate chamber of preparing burden seals, and prevents printed material from leaking; When print head cleaning, the first plate makes batching chamber be communicated with waste chamber, and the second plate makes batching chamber be communicated with cleaning chambers, thus realizes the object of cleaning.
In printhead of the present invention, spring is rotatable to be arranged between the first plate and the second plate.Printhead is in print procedure, and spring rotates by the driving of printing device, thus realizes the object stirring printed material.
Accompanying drawing explanation
Fig. 1 is the three-dimensional view of the three-dimensional printing equipment adopting printhead of the present invention.
Fig. 2 is the three-dimensional view of printhead of the present invention.
Fig. 3 is the top view of printhead of the present invention.
Fig. 4 is the partial sectional view of printhead of the present invention, and now printhead is in print state.
Fig. 5 is the partial sectional view of printhead of the present invention, and now printhead is in cleaning state.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
See Fig. 1, the molding seat 12 that three-dimensional printing equipment 1 comprises base plate 11 and is arranged on base plate.Be extended with 4 screw rods 13 straight up from base plate 11, framework 14 is set on screw rod 13, and can do straight-line feed along screw rod 13 along Z-direction.Framework 14 is provided with guide rod 15 further, and guide rod 15 can do straight-line feed along Y-direction on framework 14.Printhead 16 is set on guide rod 15, and can do straight-line feed in X direction.By the control of three-dimensional printing equipment 1, printhead 16 all can realize feeding on the last direction of X, Y, Z, and then realizes the three-dimensional printing of expection.
See Fig. 2 and Fig. 3, printhead 16 has four storage cavitys (161,162,163,164), accommodates printed material that is black, red, yellow, Lan Si kind color in storage cavity (161,162,163,164) respectively.Printhead is further provided with a cleaning fluid cavity volume 165, accommodates cleaning fluid in cleaning fluid cavity volume 165, and the concrete effect of cleaning fluid cavity volume 165 is follow-up will be further described.
See Fig. 4, printhead 16 further comprises batching chamber 166, the cleaning chambers 167 adjacent with this one end, batching chamber 166 and the waste chamber 168 adjacent with batching chamber 166 opposite side, and the sidewall bottom of waste chamber 168 is provided with through hole 200.Storage cavity (161,162,163,164) and between batching chamber 166 be provided with communicating passage (invisible in figure), communicating passage is provided with valve module (invisible in figure), this valve module controls opened/closed by printing device 1, thus realize storage cavity (161,162,163,164) be communicated with selectable between batching chamber 166.The downstream in batching chamber 166 is provided with nozzle 169, and nozzle 169 controls by beating printing device 1, with jet printing material.Batching is provided with switch module in chamber, and this switch module comprises rotatable first plate 21, and the adjacent sidewalls of described first plate 21 and waste chamber 168, on described first plate, 21 are provided with through hole 211.The first end that switch module comprises slidably mandrel 23 described in the second plate 22, mandrel 23 and spring 24. is further fixed on the center of described first plate 21, and described second plate 22 is set on mandrel 21.Described spring 24 is arranged between the first plate 21 and the second plate 22, and spring 24 can receive the drive singal of printing device 1 and rotate.
During work, the through hole 211 on the first plate 21 is in the through hole of waste chamber 168 sidewall the state that staggers, and the sidewall of elastic force and cleaning chambers 167 that the second plate 22 is subject to spring 24 fits tightly.Batching chamber 166 processes with cleaning chambers 167 state disconnected with waste chamber 168, chamber 166 of preparing burden.After printing device 1 sends print command, open one or more storage cavity (161,162,163,164) and be communicated with batching chamber 166, printed material is entered in batching chamber 166.Printing device 1 simultaneously driving spring 24 rotates to stir printed material.In the process stirred, printing device 1 applies high temperature to batching chamber 166 further, and printed material is liquefied.After the printed material in batching chamber 166 reaches the standard of injection, printed material sprays by printing device 1 further Control Nozzle 169, forms printout after the printed material cooling curing ejected.
See Fig. 5, after print job completes, after the first plate 21 drives rotation by printing device 1, through hole 211 is in side by side relationship with the through hole 200 of waste chamber 168 sidewall.Cleaning fluid in cleaning fluid cavity volume 165 is pressed in cleaning chambers 167.Second plate 22 slides to the first plate 21 along mandrel 23 by the pressure of cleaning fluid.In the second plate 22 sliding process, in batching chamber 166, remaining printed material enters in waste chamber 168.Meanwhile, in the second plate 22 sliding process, cleaning fluid flows into batching chamber 166 and cleaning remains in the printed material in batching chamber 166, and the liquid after cleaning is also discharged via nozzle 169.After batching chamber 166 cleans up, the first plate 21 rotates to the position shown in Fig. 4, and batching chamber 166 is communicated with the separated of waste chamber 168.Second plate 22 slides into the position shown in Fig. 4 by the screen resilience effect of spring 24, and batching chamber 166 is communicated with the separated of cleaning chambers 167.New printed material flows in batching chamber 166 again, and repeats aforementioned activities, until finally completing of printing.Printed material in waste chamber 168 can be transmitted back to storage cavity (161,162,163,164) by recovery holes 300 and again print, thus reduces costs, protection of the environment.
Printhead of the present invention not only can print black, red, yellow, and green four kinds of colors product, can also be as required, control printing device, make two kinds or more of colors mixing in batching chamber 166 according to a specific ratio wherein, thus print the product of various color.
Claims (3)
1. printhead, comprising:
At least two storage cavitys, described storage cavity accommodates the printed material of different colours;
Batching chamber, described batching chamber is communicated with described at least two storage cavitys are selectable;
Nozzle, described nozzle is communicated with jet printing material with batching chamber;
Cleaning chambers, described cleaning chambers adjoins described batching chamber, and is communicated with described batching chamber;
Switch module, batching chamber and being communicated with between cleaning chambers can be opened/be blocked to described switch module;
Waste chamber, described waste chamber adjoins and is communicated with described batching chamber, and being communicated with between described waste chamber with described batching chamber can be opened/block to described switch module;
Described switch module comprises:
Rotatable first plate, the adjacent sidewalls of described first plate and described waste chamber, described first plate is provided with through hole;
Slidably the second plate;
Mandrel, the first end of described mandrel is fixed on the center of described first plate, and described second sleeve-board is located on described mandrel;
Spring, described spring is arranged between described first plate and described second plate.
2. printhead according to claim 1, is characterized in that: described spring is rotatable to be arranged between described first plate and described second plate.
3. the printhead according to any one of claim 1 or 2, is characterized in that: also comprise cleaning fluid cavity volume, described cleaning fluid cavity volume is selectively communicated with described cleaning chambers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210498821.3A CN102941738B (en) | 2012-11-28 | 2012-11-28 | Printing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210498821.3A CN102941738B (en) | 2012-11-28 | 2012-11-28 | Printing head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102941738A CN102941738A (en) | 2013-02-27 |
| CN102941738B true CN102941738B (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210498821.3A Active CN102941738B (en) | 2012-11-28 | 2012-11-28 | Printing head |
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| CN (1) | CN102941738B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103332017B (en) * | 2013-07-01 | 2015-08-26 | 珠海天威飞马打印耗材有限公司 | Three-dimensional printer and Method of printing thereof |
| CN104441649B (en) * | 2013-09-23 | 2018-01-26 | 郑州乐彩科技股份有限公司 | Photocuring 3D printer |
| CN103832088B (en) * | 2014-02-27 | 2016-08-17 | 袁梦杰 | Three-dimensional printer |
| CN104191610B (en) * | 2014-07-24 | 2017-04-19 | 合肥斯科尔智能科技有限公司 | Three-dimensional printer with cleanable injecting head |
| CN109288106A (en) * | 2018-08-08 | 2019-02-01 | 杭州电子科技大学 | The cleaning device and printer of 3D food model printer |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203046455U (en) * | 2012-11-28 | 2013-07-10 | 珠海天威飞马打印耗材有限公司 | Printing head |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7357498B2 (en) * | 2003-12-24 | 2008-04-15 | Seiko Epson Corporation | Method of filling liquid into liquid containing member, liquid filling apparatus and method of inspecting liquid containing member |
| JP2006263973A (en) * | 2005-03-22 | 2006-10-05 | Brother Ind Ltd | Inkjet recorder |
| JP4735190B2 (en) * | 2005-10-27 | 2011-07-27 | ブラザー工業株式会社 | Droplet ejecting apparatus and ink jet recording apparatus |
| WO2008116393A1 (en) * | 2007-03-26 | 2008-10-02 | Fong-Chyi Chang | Apparatus for outputing the blend of selected materials and application system for electronic information |
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2012
- 2012-11-28 CN CN201210498821.3A patent/CN102941738B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203046455U (en) * | 2012-11-28 | 2013-07-10 | 珠海天威飞马打印耗材有限公司 | Printing head |
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| CN102941738A (en) | 2013-02-27 |
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Effective date of registration: 20220908 Address after: Room 103-036, 1st Floor, Building 1, No. 18, Futian Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 (centralized office area) Patentee after: Zhuhai Tianwei Additives Co.,Ltd. Address before: 519060 Guangdong province Zhuhai Nanping Science and Technology Industrial Park, ping North Road No. 32 Patentee before: PRINT RITE UNICORN IMAGE PRODUCTS Co.,Ltd. OF ZHUHAI |
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