CN106799839A - A kind of 3D printing shower nozzle of adjustable emitted dose - Google Patents
A kind of 3D printing shower nozzle of adjustable emitted dose Download PDFInfo
- Publication number
- CN106799839A CN106799839A CN201710241457.5A CN201710241457A CN106799839A CN 106799839 A CN106799839 A CN 106799839A CN 201710241457 A CN201710241457 A CN 201710241457A CN 106799839 A CN106799839 A CN 106799839A
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- CN
- China
- Prior art keywords
- shower nozzle
- leading portion
- emitted dose
- back segment
- printing
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Nozzles (AREA)
Abstract
The present invention relates to 3D printing technique field, more particularly to a kind of 3D printing shower nozzle of adjustable emitted dose, including shower nozzle leading portion, material spray pipeline is provided with the shower nozzle leading portion, described material spray pipeline top is placed in shower nozzle leading portion outside and is connected with connecting pipe, diameter of the connecting pipe with diameter greater than material spray pipeline, threaded connection seat is provided with the top of the shower nozzle leading portion, shower nozzle back segment is connected with above the shower nozzle leading portion, the bottom surface of the shower nozzle back segment is provided with annular groove corresponding with threaded connection seat, conveying pipeline is provided with the shower nozzle back segment, the internal diameter of the conveying pipeline is equal to the external diameter of connecting pipe.A kind of 3D printing shower nozzle of adjustable emitted dose proposed by the present invention is provided with shower nozzle leading portion and shower nozzle back segment, and the relative position of the two can be changed by pinion rotation, so that the elastic bumps shape in conveying pipeline changes, play a part of to adjust emitted dose, simple structure, it is easy to operate.
Description
Technical field
The present invention relates to 3D printing technique field, more particularly to a kind of 3D printing shower nozzle of adjustable emitted dose.
Background technology
Common 3D printing technique has fuse deposition technique, and it is by thread heat-fusible materials heating and melting, by carrying
One shower nozzle of micro-channel is squeezed and gushed out, and from after nozzle ejection, on the table, temperature starts deposition less than after solidification temperature
Solidification, finished product is ultimately formed by the layer upon layer of material.Shower nozzle therein is exactly a core component, but existing 3D beats
The material extrusion nozzle inside diameter cross sectional shape of print machine printing head only has fixed circle, and the volume of unit interval inner nozzle spinneret is solid
Fixed.Non-adjustable due to nozzle inside diameter area of section, we can not control the printing precision and speed of 3D printer, but pin
To different printing purpose and different print areas, it is necessary to different printing precision and speed, even same model, model
Also there are different required precisions at internal and edge.
The content of the invention
The invention aims to solve the nonadjustable problem of shower nozzle emitted dose in the prior art, and the one kind for proposing can
Adjust the 3D printing shower nozzle of emitted dose.
To achieve these goals, present invention employs following technical scheme：
A kind of 3D printing shower nozzle of adjustable emitted dose, including shower nozzle leading portion are designed, material spray pipeline are provided with the shower nozzle leading portion,
Described material spray pipeline top is placed in shower nozzle leading portion outside and is connected with connecting pipe, and the connecting pipe is with diameter greater than material spray
The diameter of pipeline, is provided with threaded connection seat at the top of the shower nozzle leading portion, shower nozzle back segment is connected with above the shower nozzle leading portion,
The bottom surface of the shower nozzle back segment is provided with annular groove corresponding with threaded connection seat, and conveying pipeline is provided with the shower nozzle back segment, described
The internal diameter of conveying pipeline is equal to the external diameter of connecting pipe, and the two is threadedly coupled, and the conveying pipeline is near one end of shower nozzle leading portion
Annular slab is provided with, with the appearance of material spray pipeline towards fitting, the inwall of the conveying pipeline is provided with some for the inner side of the annular slab
Individual elastic bumps, the outer surface of the shower nozzle leading portion is arranged with driven gear, and the driven gear is engaged with driving gear, described
Driving gear is connected by rotating shaft with the output shaft of motor, and the motor is fixed on shower nozzle back segment.
Preferably, when the threaded connection seat is located at most deep position in annular groove, driven gear and driving gear are still
Keep engagement.
Preferably, when the minimum point of the connecting pipe is contacted with annular plate surface, driven gear and driving gear according to
So keep engagement.
Preferably, the elastic bumps are raised shape memory alloy metal system.
A kind of 3D printing shower nozzle of adjustable emitted dose proposed by the present invention, beneficial effect is：The adjustable emitted dose
3D printing shower nozzle be provided with shower nozzle leading portion and shower nozzle back segment, and the relative position of the two can be changed by pinion rotation
Become, so that the elastic bumps shape in conveying pipeline changes, play a part of to adjust emitted dose, simple structure, operation side
Just.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the 3D printing shower nozzle of adjustable emitted dose proposed by the present invention；
Fig. 2 is enlarged drawing at a kind of A of the 3D printing shower nozzle of adjustable emitted dose proposed by the present invention；
Fig. 3 is a kind of shower nozzle leading portion schematic perspective view of the 3D printing shower nozzle of adjustable emitted dose proposed by the present invention；
Fig. 4 is a kind of sectional view of the 3D printing shower nozzle conveying pipeline of adjustable emitted dose proposed by the present invention.
In figure：Shower nozzle leading portion 1, driven gear 2, elastic bumps 3, threaded connection seat 4, annular groove 5, shower nozzle back segment 6, conveying
Pipe 7, motor 8, rotating shaft 9, driving gear 10, material spray pipeline 11, connecting pipe 12, annular slab 13.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Middle part in reference picture 1-4, a kind of 3D printing shower nozzle of adjustable emitted dose, including shower nozzle leading portion 1, shower nozzle leading portion 1
Be provided with material spray pipeline 11, the top of material spray pipeline 11 be placed in the outside of shower nozzle leading portion 1 and be connected with connecting pipe 12, connecting pipe
12 with diameter greater than material spray pipeline 11 diameter, the top of shower nozzle leading portion 1 is provided with threaded connection seat 4, the top connection of shower nozzle leading portion 1
The bottom surface for having shower nozzle back segment 6, shower nozzle back segment 6 is provided with annular groove 5 corresponding with threaded connection seat 4, and conveying is provided with shower nozzle back segment 6
Pipe 7, the internal diameter of conveying pipeline 7 is equal to the external diameter of connecting pipe 12, and the two is threadedly coupled, and conveying pipeline 7 is near shower nozzle leading portion 1
One end is provided with annular slab 13, and with the appearance of material spray pipeline 11 towards fitting, the inwall of conveying pipeline 7 is provided with some for the inner side of annular slab 13
Individual elastic bumps 3, the outer surface of shower nozzle leading portion 1 is arranged with driven gear 2, and driven gear 2 is engaged with driving gear 10, driving tooth
Wheel 10 is connected by rotating shaft 9 with the output shaft of motor 8, and motor 8 is fixed on shower nozzle back segment 6.
When seat 4 is threadedly coupled positioned at most deep position in annular groove 5, when minimum point and the annular slab 13 of connecting pipe 12 connect
When touching, driven gear 2 and driving gear 10 still keep engagement, and elastic bumps 3 are raised shape memory alloy metal system.
When in use, motor 8 drives driving gear 10 to rotate to the present invention, so that drive driven gear 2 to rotate, driven gear
Shower nozzle leading portion 1 is driven to be rotated to shower nozzle back segment 6 close, the rotation in conveying pipeline 7 of such connecting pipe 12, so that connecting pipe 12
Extruding elastic bumps 3 deform, and the conveying cross-sectional area of conveying pipeline 7 is become big, so as to reach the work of adjusting shower nozzle emitted dose
With driven gear 2 remains the state for engaging with driving gear 10 in whole process.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (4)
1. a kind of 3D printing shower nozzle of adjustable emitted dose, including shower nozzle leading portion（1）, the shower nozzle leading portion（1）Interior middle part is provided with
Material spray pipeline（11）, it is characterised in that described material spray pipeline（11）Top is placed in shower nozzle leading portion（1）It is outside and be connected with
Adapter road（12）, the connecting pipe（12）With diameter greater than material spray pipeline（11）Diameter, the shower nozzle leading portion（1）Top set
There is threaded connection seat（4）, the shower nozzle leading portion（1）Top be connected with shower nozzle back segment（6）, the shower nozzle back segment（6）Bottom surface
It is provided with and is threadedly coupled seat（4）Corresponding annular groove（5）, the shower nozzle back segment（6）Inside it is provided with conveying pipeline（7）, the conveying pipeline
（7）Internal diameter be equal to connecting pipe（12）External diameter, and the two be threadedly coupled, the conveying pipeline（7）Near shower nozzle leading portion（1）
One end be provided with annular slab（13）, the annular slab（13）Inner side and material spray pipeline（11）Appearance towards laminating, it is described defeated
Expects pipe（7）Inwall is provided with several elastic bumps（3）, the shower nozzle leading portion（1）Outer surface be arranged with driven gear（2）, institute
State driven gear（2）It is engaged with driving gear（10）, the driving gear（10）By rotating shaft（9）With motor（8）Output shaft
Connection, the motor（8）It is fixed on shower nozzle back segment（6）On.
2. the 3D printing shower nozzle of a kind of adjustable emitted dose according to claim 1, it is characterised in that：When the screw thread connects
Joint chair（4）Positioned at annular groove（5）Inside during most deep position, driven gear（2）And driving gear（10）Still keep engagement.
3. the 3D printing shower nozzle of a kind of adjustable emitted dose according to claim 1, it is characterised in that：When the connecting tube
Road（12）Minimum point and annular slab（13）When surface contacts, driven gear（2）And driving gear（10）Still keep engagement shape
State.
4. the 3D printing shower nozzle of a kind of adjustable emitted dose according to claim 1, it is characterised in that：The elastic bumps
（3）For shape memory alloy metal system is raised.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710241457.5A CN106799839A (en) | 2017-04-13 | 2017-04-13 | A kind of 3D printing shower nozzle of adjustable emitted dose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710241457.5A CN106799839A (en) | 2017-04-13 | 2017-04-13 | A kind of 3D printing shower nozzle of adjustable emitted dose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106799839A true CN106799839A (en) | 2017-06-06 |
Family
ID=58981848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710241457.5A Withdrawn CN106799839A (en) | 2017-04-13 | 2017-04-13 | A kind of 3D printing shower nozzle of adjustable emitted dose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106799839A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107175820A (en) * | 2017-07-27 | 2017-09-19 | 张玲玲 | A kind of 3D printer shower nozzle of bore self-regulated |
| CN107187046A (en) * | 2017-07-05 | 2017-09-22 | 芜湖智享三维打印服务有限公司 | A kind of new 3D printer shower nozzle |
| CN108248040A (en) * | 2018-01-22 | 2018-07-06 | 上海言诺建筑材料有限公司 | 3D printing nozzle and 3D printing equipment |
| WO2020087359A1 (en) * | 2018-10-31 | 2020-05-07 | 黄卫东 | Apparatus for 3d printing and control method thereof |
| CN112373026A (en) * | 2020-10-26 | 2021-02-19 | 华东数字医学工程研究院 | Reducing pipe printing nozzle and reducing pipe printing method |
| CN115384058A (en) * | 2022-08-26 | 2022-11-25 | 江南大学 | Through-flow section adjustable printing head with staggered hole and groove, printing method and machined part |
-
2017
- 2017-04-13 CN CN201710241457.5A patent/CN106799839A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107187046A (en) * | 2017-07-05 | 2017-09-22 | 芜湖智享三维打印服务有限公司 | A kind of new 3D printer shower nozzle |
| CN107175820A (en) * | 2017-07-27 | 2017-09-19 | 张玲玲 | A kind of 3D printer shower nozzle of bore self-regulated |
| CN107175820B (en) * | 2017-07-27 | 2018-07-24 | 清华大学天津高端装备研究院洛阳先进制造产业研发基地 | A kind of 3D printer nozzle of bore self-regulated |
| CN108248040A (en) * | 2018-01-22 | 2018-07-06 | 上海言诺建筑材料有限公司 | 3D printing nozzle and 3D printing equipment |
| WO2020087359A1 (en) * | 2018-10-31 | 2020-05-07 | 黄卫东 | Apparatus for 3d printing and control method thereof |
| US11433612B2 (en) | 2018-10-31 | 2022-09-06 | Weidong Huang | Device for 3D printing and control method thereof |
| CN112373026A (en) * | 2020-10-26 | 2021-02-19 | 华东数字医学工程研究院 | Reducing pipe printing nozzle and reducing pipe printing method |
| CN115384058A (en) * | 2022-08-26 | 2022-11-25 | 江南大学 | Through-flow section adjustable printing head with staggered hole and groove, printing method and machined part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170606 |