CN203680809U - Spray head device of 3D (three-dimensional) printer - Google Patents
Spray head device of 3D (three-dimensional) printer Download PDFInfo
- Publication number
- CN203680809U CN203680809U CN201420013635.0U CN201420013635U CN203680809U CN 203680809 U CN203680809 U CN 203680809U CN 201420013635 U CN201420013635 U CN 201420013635U CN 203680809 U CN203680809 U CN 203680809U
- Authority
- CN
- China
- Prior art keywords
- chamber
- head device
- nozzle
- mixing chamber
- wall
- Prior art date
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Coating Apparatus (AREA)
Abstract
The utility model relates to a spray head device of a 3D (three-dimensional) printer, which mainly solves the problem that the 3D printer of the existing FDM (Frequency-Division Multiplexing) technology cannot realize colour printing. The spray head device is characterized by comprising a shell, and a tricolor chamber, a mixing chamber and a nozzle are arranged in the shell sequentially from top to bottom; the tricolor chamber consists of three cavities which are separated from one another, one color plastic filament of three primary colors passes through each cavity, and a transmission device, a heating device and an electric valve are arranged in each cavity. Fusion is carried out before the plastic filament is sprayed out of the spray head, so that 3D colour printing can be truly realized with only one spray head, and the spray head device is low in cost and convenient to popularize.
Description
Technical field
The utility model relates to a kind of 3D printer head field, is specifically related to a kind of 3D printer head device.
Background technology
3D printing technique claims again rapid shaping technique (Rapid Prototyping Manufacturing, be called for short RP technology), according to the difference of its forming method, can be divided into stereolithography (Stcmolithography, SLA), laminated solid mass manufacture (Laminated Object Manufacturing, LOM), Fused Deposition Modeling (Fused Deposition Modeling, FDM), selective laser sintering (Selective Laser Sintering, SLS) etc.FDM rapid prototyping system and SLA, LOM, the maximum difference of the systems such as SLS is that FDM does not adopt laser system, therefore cost can be dropped to minimumly, is also the most a kind of 3D printing technique of extensive use at present.
FDM technique generally adopts low melting point filamentary material, and as PLA or ABS plastic silk, they are thermal source without the laser of high-energy-density, only need in shower nozzle, silk material can be heated to molten condition in electrically heated mode.When work, first determine each interlamellar spacing, path width, computer is cut into slices to three-dimensional computer model, generation pass, then in the mobile wire vent by path of computer control lower nozzle, spray silk is bonded on workbench in making aspect, layer-by-layer preparation so repeatedly, until last one deck, fuse Qi ties and forms desired physical model like this.Wherein shower nozzle is the most complicated part, material is heated fusing in shower nozzle, shower nozzle bottom has a nozzle to extrude with certain pressure for the material of melting, shower nozzle is along part section profile and fill extruded material when orbiting motion, with front one deck bonding curing rapidly in air, so repeatedly carry out obtaining entity component.
For FMD printing technique, although existing many shower nozzles 3D printer can be realized the printing of coloured prod to a certain extent, but be responsible for a kind of PLA or ABS plastic of color because each shower nozzle is each, material is the fusion that ejection shower nozzle just carries out afterwards, do not reach colour truly, be referred to as pseudo-colours; And because many nozzle printings machine is expensive, therefore inconvenience is promoted.
Utility model content
In order to overcome the deficiency of background technology, the utility model provides a kind of 3D printer head device, and the 3D printer that has mainly solved existing FDM technology can not be realized the problem of colour print.
The technical scheme that the utility model adopts is: a kind of 3D printer head device, and this ejecting device comprises shell, is provided with successively from top to bottom three look chambers, mixing chamber and nozzle in described shell; Three described look chambers are made up of three separate chamber of separating mutually, and each chamber by trichromatic wherein a kind of colored plastic silk, is provided with transmission device, heater and motor-driven valve respectively in each chamber; Three described centers, look chamber are provided with booster cavity, and this booster cavity is communicated with mixing chamber, is provided with stirring fin ray in described booster cavity, and this stirring fin ray extends in mixing chamber; Between described mixing chamber and nozzle, be communicated with by material-dropping hole, on mixing chamber sidewall, be also provided with relief hole, between described material-dropping hole and relief hole, be provided with switching baffle-wall, this switching baffle-wall has the first state that stops material-dropping hole and the second state that stops discharge gate, and described switching baffle-wall is soft materials; Described transmission device, motor-driven valve and all external controllers of switching baffle-wall; Described stirring fin ray is provided with rotating device, and booster cavity top is provided with booster pump.
Three chamber centers of three described look chambers surround equilateral triangle; Described shell is also equilateral triangle.
Described nozzle is provided with extrusion device.
Described extrusion device is piezoelectric type device, and nozzle both sides are provided with two piezoelectricity terminals, and described nozzle is soft materials.
Described switching baffle-wall two ends are provided with iron block, and this switching baffle-wall first state and the second state position corresponding with iron block are provided with electromagnet, described electromagnet external controller.
Described transmission device is gear pump; Described heater is between gear pump and motor-driven valve, and heater is communicated with motor-driven valve with gear pump.
Described mixing chamber sidewall is provided with thermal insulation layer.
The beneficial effects of the utility model are: owing to taking technique scheme, before plastic wire ejection shower nozzle, merge, realized 3D colour print truly, and only needed a shower nozzle just can complete, price material benefit, is convenient to promote.
Accompanying drawing explanation
Fig. 1 is cutaway view of the present utility model.
Fig. 2 is the top view of Fig. 1.
In figure 1, shell; 2, three look chambers; 21, transmission device; 22, heater; 23, motor-driven valve; 3, mixing chamber; 31, material-dropping hole; 32, relief hole; 33, switch baffle-wall; 34, thermal insulation layer; 4, nozzle; 41, extrusion device; 42, piezoelectricity terminal; 5, booster cavity; 51, stir fin ray; 52, booster pump.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
As shown in Figure 1 with Figure 2, a kind of 3D printer head device, this ejecting device comprises shell 1, is provided with successively from top to bottom three look chambers 2, mixing chamber 3 and nozzle 4 in described shell 1; Three described look chambers 2 are made up of three separate chamber of separating mutually, and each chamber by trichromatic wherein a kind of colored plastic silk, is provided with transmission device 21, heater 22 and motor-driven valve 23 respectively in each chamber; Described 2 centers, three look chambers are provided with booster cavity 5, and this booster cavity 5 is communicated with mixing chamber 3, be provided with and stir fin ray 51 in described booster cavity 5, and this stirring fin ray 51 extends in mixing chamber 3; Between described mixing chamber 3 and nozzle 4, be communicated with by material-dropping hole 31, on mixing chamber 3 sidewalls, be also provided with relief hole 32, between described material-dropping hole 31 and relief hole 32, be provided with and switch baffle-wall 33, this switching baffle-wall 33 has the first state that stops material-dropping hole 31 and the second state that stops relief hole 32, and described switching baffle-wall 33 is soft materials; Described transmission device 21, motor-driven valve 23 and all external controllers of switching baffle-wall 33; Described stirring fin ray 51 is provided with rotating device, and booster cavity 5 tops are provided with booster pump 52.
Three chamber centers of three described look chambers 2 surround equilateral triangle; Described shell 1 is also equilateral triangle.
Described nozzle 4 is provided with extrusion device 41.
Described extrusion device 41 is piezoelectric type device, and nozzle both sides are provided with two piezoelectricity terminals 42, and described nozzle 4 is soft materials.
Described switching baffle-wall 33 two ends are provided with iron block, and these switching baffle-wall 33 first states and the second state position corresponding with iron block are provided with electromagnet, described electromagnet external controller.
Described transmission device 21 is gear pump; Described heater 22 is between gear pump and motor-driven valve 23, and heater 22 is communicated with motor-driven valve 23 with gear pump.
Described mixing chamber 3 sidewalls are provided with thermal insulation layer 34.
This 3D printer head device operation principle is as follows: in computer, analyze the color of the every part of equipment that will print, by bed-by-bed analysis, draw the color of every layer of every part.Input program, controls respectively described transmission device 21, motor-driven valve 23, switches baffle-wall 33 and electromagnet, reaches the ejection of Control Nozzle 4 plastics by controlling the voltage change of piezoelectricity terminal 42 simultaneously.
Make the plastic wire of red, yellow, blue three-color respectively through three look chambers 2, by driving cog wheel pump 21, plastic wire is fused into liquid in heating clamber 23, and the plastic wire of controlling every kind of color by motor-driven valve 23 enters into the amount of mixing chamber 3.The colored plastic silk liquation mixing stirs by stirring fin ray 51 in mixing chamber 3, now switch baffle-wall 33 in stopping the second state of relief hole 32, melt falls in nozzle 4, is extruded by extrusion device 41, so just complete the ejection of melt, dropped on type plate and solidify rapidly.When before the lower a kind of color of ejection, need carry out emptying to the residual melt that is positioned at mixing chamber 3, control electromagnet, make to switch baffle-wall 33 in stopping the first state of material-dropping hole 31, open booster pump 52, pressure, by booster cavity 5, increases mixing chamber 3 internal pressures, thereby get rid of unnecessary residual melt, then carry out a kind of mixing of color.Due to very fast at 3D print procedure medium velocity, between each step link, be connected very rapid, therefore, before printing, need in computer, set specific program various parts are controlled.
This device merged before plastic wire ejection shower nozzle, had realized 3D colour print truly, and had only needed a shower nozzle just can complete, and price material benefit, is convenient to promote.
Every technical staff's notice: although the utility model describes according to the above-mentioned specific embodiment; but invention thought of the present utility model is not limited in this utility model; the repacking of any utilization inventive concept, all will include in this patent scope of patent protection.
Claims (7)
1. a 3D printer head device, is characterized in that: this ejecting device comprises shell (1), is provided with successively from top to bottom three look chambers (2), mixing chamber (3) and nozzle (4) in described shell (1); Three described look chambers (2) are made up of three separate chamber of separating mutually, and each chamber by trichromatic wherein a kind of colored plastic silk, is provided with transmission device (21), heater (22) and motor-driven valve (23) respectively in each chamber; Three described centers, look chamber (2) are provided with booster cavity (5), and this booster cavity (5) is communicated with mixing chamber (3), be provided with and stir fin ray (51) in described booster cavity (5), and this stirring fin ray (51) extends in mixing chamber (3); Between described mixing chamber (3) and nozzle (4), be communicated with by material-dropping hole (31), on mixing chamber (3) sidewall, be also provided with relief hole (32), between described material-dropping hole (31) and relief hole (32), be provided with and switch baffle-wall (33), this switching baffle-wall (33) has the second state that stops the first state of material-dropping hole (31) and stop relief hole (32), and described switching baffle-wall (33) is soft materials; Described transmission device (21), motor-driven valve (23) and all external controllers of switching baffle-wall (33); Described stirring fin ray (51) is provided with rotating device, and booster cavity (5) top is provided with booster pump (52).
2. a kind of 3D printer head device according to claim 1, is characterized in that: three chamber centers of three described look chambers (2) surround equilateral triangle; Described shell (1) is also equilateral triangle.
3. a kind of 3D printer head device according to claim 1 and 2, is characterized in that: described nozzle (4) is provided with extrusion device (41).
4. a kind of 3D printer head device according to claim 3, is characterized in that: described extrusion device (41) is piezoelectric type device, and nozzle both sides are provided with two piezoelectricity terminals (42), and described nozzle (4) is soft materials.
5. a kind of 3D printer head device according to claim 1, it is characterized in that: described switching baffle-wall (33) two ends are provided with iron block, these switching baffle-wall (33) first states and the second state position corresponding with iron block are provided with electromagnet, described electromagnet external controller.
6. a kind of 3D printer head device according to claim 1, is characterized in that: described transmission device (21) is gear pump; Described heater (22) is positioned between gear pump and motor-driven valve (23), and heater (22) is communicated with motor-driven valve (23) with gear pump.
7. a kind of 3D printer head device according to claim 6, is characterized in that:
Described mixing chamber (3) sidewall is provided with thermal insulation layer (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420013635.0U CN203680809U (en) | 2014-01-09 | 2014-01-09 | Spray head device of 3D (three-dimensional) printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420013635.0U CN203680809U (en) | 2014-01-09 | 2014-01-09 | Spray head device of 3D (three-dimensional) printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203680809U true CN203680809U (en) | 2014-07-02 |
Family
ID=51002766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420013635.0U Withdrawn - After Issue CN203680809U (en) | 2014-01-09 | 2014-01-09 | Spray head device of 3D (three-dimensional) printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203680809U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753817A (en) * | 2014-01-09 | 2014-04-30 | 浙江腾腾电气有限公司 | Nozzle device of 3D (Three-dimensional) printer |
| CN104985816A (en) * | 2015-07-14 | 2015-10-21 | 成都思维智造科技有限公司 | Fast preheating 3D (3-dimensional) printer spray head |
| CN105479744A (en) * | 2015-12-04 | 2016-04-13 | 哈尔滨工程大学 | Extrusion nozzle for 3D color printer |
| CN105619793A (en) * | 2014-10-08 | 2016-06-01 | 鸿富锦精密工业（深圳）有限公司 | Method and device for printing colored model |
| CN105690747A (en) * | 2014-10-08 | 2016-06-22 | 鸿富锦精密工业（深圳）有限公司 | 3D printing method and 3D printing device |
| WO2018121176A1 (en) * | 2016-12-26 | 2018-07-05 | 唐富强 | Full-colour 3d print head |
-
2014
- 2014-01-09 CN CN201420013635.0U patent/CN203680809U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753817A (en) * | 2014-01-09 | 2014-04-30 | 浙江腾腾电气有限公司 | Nozzle device of 3D (Three-dimensional) printer |
| CN103753817B (en) * | 2014-01-09 | 2015-12-09 | 浙江腾腾电气有限公司 | A kind of 3D printer head device |
| CN105619793A (en) * | 2014-10-08 | 2016-06-01 | 鸿富锦精密工业（深圳）有限公司 | Method and device for printing colored model |
| CN105690747A (en) * | 2014-10-08 | 2016-06-22 | 鸿富锦精密工业（深圳）有限公司 | 3D printing method and 3D printing device |
| CN104985816A (en) * | 2015-07-14 | 2015-10-21 | 成都思维智造科技有限公司 | Fast preheating 3D (3-dimensional) printer spray head |
| CN105479744A (en) * | 2015-12-04 | 2016-04-13 | 哈尔滨工程大学 | Extrusion nozzle for 3D color printer |
| WO2018121176A1 (en) * | 2016-12-26 | 2018-07-05 | 唐富强 | Full-colour 3d print head |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103753817B (en) | A kind of 3D printer head device | |
| CN203680809U (en) | Spray head device of 3D (three-dimensional) printer | |
| CN203665959U (en) | Anti-blocking spraying head | |
| US10836090B2 (en) | Three-dimensional fabrication with cavity filling | |
| CN106393662B (en) | A kind of device and method of full color 3D printing | |
| CN204488056U (en) | Polymer multicomponent gradient 3D prints extrusion device | |
| CN105881907A (en) | Colorful printing mechanism of 3D printer | |
| CN106393679A (en) | Multi-material 3D printing sprayer and operating method thereof | |
| US9662835B2 (en) | Printing head module and three dimensional printing apparatus using the same | |
| CN104290330A (en) | 3D printer and printing method thereof | |
| CN104842561A (en) | 3D (three dimensional) printing equipment for preparing thermoplastic elastomer product | |
| WO2016171598A1 (en) | A three-dimensional imaging apparatus for modeling a colored three-dimensional object | |
| CN103895228A (en) | Colored 3D (Three Dimensional) printing equipment using fused deposition modeling method | |
| CN102892277A (en) | Circuit board device and manufacture method thereof, and power supply with same | |
| CN104552963A (en) | Extrusion sprayer of color 3D printer | |
| CN104786496A (en) | Inkjet type hot-melt extrusion full-color 3D (3-dimentional) printer | |
| WO2017099645A1 (en) | A three-dimensional imaging apparatus having a color mixing channel | |
| CN204109390U (en) | A kind of 3D printer | |
| CN106346773A (en) | Three-dimensional full-color composite printing device | |
| CN206276911U (en) | A kind of metal three-dimensional printer of fused glass pellet | |
| CN204547080U (en) | Complex component polymer 3D prints extrusion device | |
| US11685119B2 (en) | Enhanced fused filament multi-color three-dimensional (3D) printing | |
| CN106515016B (en) | A kind of 3D printing device can be used for forming massive article and technique | |
| TWM513121U (en) | Full color 3D printing device | |
| CN106346778A (en) | Three-dimensional full-color composite printing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140702 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |