CN107650373A - 3d printer - Google Patents
3d printer Download PDFInfo
- Publication number
- CN107650373A CN107650373A CN201711057808.3A CN201711057808A CN107650373A CN 107650373 A CN107650373 A CN 107650373A CN 201711057808 A CN201711057808 A CN 201711057808A CN 107650373 A CN107650373 A CN 107650373A
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- Prior art keywords
- extrusion
- hot melt
- liquid
- printer
- chamber
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Classifications
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- 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)
Abstract
The invention discloses a kind of 3D printer, including horizontally disposed extrusion platform, hot melt chamber and controller, the extrusion platform surface is densely covered with micropore, the hot melt intracavitary is provided with heating element heater, the hot melt chamber is arranged on the inside of extrusion platform, and mutually liquid-conveying ducts connect between each micropore and hot melt chamber；Extrusion unit is provided with the liquid-conveying ducts, the extrusion unit includes the extruding cavity being opened in above liquid-conveying ducts and the piezo ceramic element being arranged on extruding cavity, and the piezo ceramic element is connected with controller.The 3D printer of the present invention is without the shaft transmissions of XYZ tri-, so can print the article of unlimited height in theory；In addition, the 3D printer of the present invention uses direct extrusion forming technology on two dimensional surface, without the same speed for printing line by line, considerably improving printing of phase ink-jet printer.
Description
Technical field
The present invention relates to a kind of 3D printer.
Background technology
Rapid shaping technique is also known as rapid prototyping manufacturing, RPM technologies, is born in the late 1980s, is to be based on material
Expect a kind of high-new manufacturing technology of method of piling, it is considered to be a great achievement of manufacturing field in the past 20 years.It collects mechanic
Journey, CAD, reverse Engineering Technology, Layered Manufacturing Technology, Numeric Control Technology, material science, laser technology, can automatically, directly
Connect, design philosophy is quickly and accurately changed into prototype or direct manufacturing parts with certain function, so as to be part prototype
Making, the verification of new design philosophy etc. provide a kind of realization rate of high efficiency, low cost.That is, RP technique is exactly
Using the data of three-dimensional CAD, by rapidform machine, by material stacking from level to level into physical prototypes.3D printing technique is one
The general designation of serial rapid prototyping forming technique, its general principle are all layered manufacturings, are passed through by rapid prototyping machine in X-Y plane
Scanning form forms the cross sectional shape of workpiece, and discontinuously makees the displacement of slice thickness in Z coordinate, ultimately forms three dimensional articles.
Rapid shaping technique in the market be divided into 3DP technologies, FDM melt-laminated molding technologies, SLA stereolithography techniques,
SLS precinct laser sinterings, DLP laser forming technologies and UV UV molding technologies etc..Existing rapid shaping technique still from
The theory successively printed is not opened, its shortcoming is print speed by larger limitation.
The content of the invention
In view of the deficienciess of the prior art, the technical problem to be solved in the present invention is to provide a kind of 3D printer, it is special
Point is the speed that can be obviously improved printing.
To achieve these goals, the present invention is to realize by the following technical solutions：
A kind of 3D printer, including horizontally disposed extrusion platform, hot melt chamber and controller, the extrusion platform surface are close
Micropore is furnished with, the hot melt intracavitary is provided with heating element heater, and the hot melt chamber is arranged on the inside of extrusion platform, each micropore and heat
Mutually liquid-conveying ducts connection between molten chamber；Extrusion unit is provided with the liquid-conveying ducts, the extrusion unit includes being opened in
Extruding cavity and the piezo ceramic element being arranged on extruding cavity above liquid-conveying ducts, the piezo ceramic element and controller connect
Connect.
Further, the hot melt chamber is included positioned at the upper chamber of extrusion platform inside upper part and on the inside of extrusion platform
The lower chambers on top, connected between each micropore and upper chamber by the liquid-conveying ducts, between the upper chamber and lower chambers
By a conduit UNICOM, one end mouth of pipe of the conduit is located in upper chamber, and the other end mouth of pipe of the conduit is located at cavity of resorption
The bottom of indoor.
Further, in addition to air pump, the air pump pass through interconnected on the inside of pipeline and lower chambers.
Further, in addition to vertically arranged exhaust post, the medium position of the exhaust post are higher than extrusion table top
Level height, be provided with liquid level sensor in the middle part of the exhaust post, magnetic valve be provided with the top of the exhaust post, it is described
Magnetic valve and liquid level sensor are connected with controller.
Further, in addition to it is used for the refrigerating plant for cooling down 3D printing product, it is flat that the refrigerating plant is arranged on extrusion
Above platform.
Further, in addition to positioner, the positioner include column and the push rod being horizontally installed on column,
The push rod is used to prop up 3D printing product.
Beneficial effects of the present invention：
1st, 3D printer of the invention is without the shaft transmissions of XYZ tri-, so can print the thing of unlimited height in theory
Product；
2nd, 3D printer of the invention is the same without phase ink-jet printer using direct extrusion forming technology on two dimensional surface
Print line by line, considerably improve the speed of printing.
Brief description of the drawings
Fig. 1 is the structural representation of the 3D printer of the present invention；
Fig. 2 is A areas mplifying structure schematic diagram shown in Fig. 1.
Embodiment
Below with reference to accompanying drawing, the present invention is described in detail：
As illustrated in fig. 1 and 2, a kind of 3D printer in the present embodiment, including horizontally disposed extrusion platform 1, hot melt chamber 2
And controller, the extrusion platform surface are densely covered with micropore 3, the hot melt chamber 2 is arranged on the inside of extrusion platform, each micropore 3
Mutually liquid-conveying ducts 4 connect between hot melt chamber 2；Extrusion unit 5 is provided with the liquid-conveying ducts 4, the extrusion unit 5 wraps
Include the extruding cavity 6 being opened in above liquid-conveying ducts 4 and the piezo ceramic element 7 being arranged on extruding cavity 6, the piezoelectric ceramics
Part 7 is connected with controller, and the hot melt chamber 2 is included positioned at the upper chamber 21 of extrusion platform inside upper part and in extrusion platform
The lower chambers 22 of upper lateral part, the upper chamber and bottom chamber are provided with heating element heater, lead between each micropore 3 and upper chamber 21
The liquid-conveying ducts 4 are crossed to connect, by a UNICOM of conduit 23 between the upper chamber 21 and lower chambers 22, the conduit 23
One end mouth of pipe is located in upper chamber, and the other end mouth of pipe of the conduit is located at the bottom on the inside of lower chambers；Also include air pump 8, institute
Air pump 8 is stated by being interconnected on the inside of pipeline and lower chambers.
The operation principle of the present invention：During work, the plastics consumptive material on the inside of upper chamber and lower chambers is added by heating element heater
Heat is melted, and the plastic liquid of thawing is flowed to upper chamber and then by upper chamber to conveying high-pressure gas on the inside of lower chambers by air pump
Inside it is full of, controls piezo ceramic element to do expanding-contracting action by controller, and then forms similar miniature valve, the piezoelectricity pottery
Porcelain element can be arranged to it is normally opened or normally closed, when piezo ceramic element is arranged to normally opened, during energization, piezoelectric ceramics
Element does stretching, so as to extrude the plastic liquid in extruding cavity so that plastic liquid is extruded from micropore, while is being squeezed
Go out platform upper surface condensation shaping；When piezo ceramic element is arranged to normally closed, during energization, piezo ceramic element, which is done, to be shunk
Action, liquid-conveying ducts are opened, and plastic liquid is extruded under the pressure that air pump provides from micropore, while in extrusion platform upper table
Face condensation shaping.
As the further improvement of above-mentioned technical proposal, in addition to vertically arranged exhaust post 9, in the exhaust post 9
Portion position is provided with liquid level sensor, the exhaust post higher than the level height for extruding table top, described be vented in the middle part of post
Top be provided with magnetic valve 10, the magnetic valve and liquid level sensor are connected with controller.By setting exhaust post to arrange
The excessive gas gone out in upper chamber, prevent from containing vacuole in the product of printing.Liquid level sensor is used for the position for detecting plastic solution
Put, position plastic solution overflows from exhaust post.
As the further improvement of above-mentioned technical proposal, in addition to for cooling down the refrigerating plant 11 of 3D printing product, institute
It can be fan to state refrigerating plant, and the refrigerating plant is arranged on above extrusion platform.By setting refrigerating plant to shorten modeling
The setting time of feed liquid body.
As the further improvement of above-mentioned technical proposal, in addition to positioner, the positioner includes the He of column 12
The push rod 13 being horizontally installed on column, the push rod are used to prop up 3D printing product.When printing higher product, can pass through
Positioner fixes the position of product, prevents product from tilting.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Which point therefore, no matter from the point of view of, all should incite somebody to action
Embodiment regards exemplary as, and be it is nonrestrictive, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention
It is interior.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
- A kind of 1. 3D printer, it is characterised in that：Including horizontally disposed extrusion platform, hot melt chamber and controller, the hot melt Intracavitary is provided with heating element heater, and the extrusion platform surface is densely covered with micropore, and the hot melt chamber is arranged on the inside of extrusion platform, often Mutually liquid-conveying ducts connect between individual micropore and hot melt chamber；Extrusion unit, the extrusion unit are provided with the liquid-conveying ducts Including the extruding cavity being opened in above liquid-conveying ducts and the piezo ceramic element being arranged on extruding cavity, the piezo ceramic element It is connected with controller.
- 2. 3D printer according to claim 1, it is characterised in that：The hot melt chamber is included on the inside of extrusion platform The upper chamber in portion and the lower chambers positioned at extrusion platform inside upper part, pass through the liquid-conveying ducts between each micropore and upper chamber Connection, is located in upper chamber, institute between the upper chamber and lower chambers by a conduit UNICOM, one end mouth of pipe of the conduit The other end mouth of pipe for stating conduit is located at bottom on the inside of lower chambers.
- 3. 3D printer according to claim 2, it is characterised in that：Also include air pump, the air pump is by pipeline with It is interconnected on the inside of chamber.
- 4. 3D printer according to claim 3, it is characterised in that：Also include vertically arranged exhaust post, the exhaust For the medium position of post higher than the level height of extrusion table top, described be vented in the middle part of post is provided with liquid level sensor, described Magnetic valve is provided with the top of exhaust post, the magnetic valve and liquid level sensor are connected with controller.
- 5. 3D printer according to claim 3, it is characterised in that：Also include being used for the refrigeration dress for cooling down 3D printing product Put, the refrigerating plant is arranged on above extrusion platform.
- 6. 3D printer according to claim 3, it is characterised in that：Also include positioner, the positioner includes Column and the push rod being horizontally installed on column, the push rod are used to prop up 3D printing product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711057808.3A CN107650373A (en) | 2017-11-01 | 2017-11-01 | 3d printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711057808.3A CN107650373A (en) | 2017-11-01 | 2017-11-01 | 3d printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107650373A true CN107650373A (en) | 2018-02-02 |
Family
ID=61096947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711057808.3A Pending CN107650373A (en) | 2017-11-01 | 2017-11-01 | 3d printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107650373A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003214300A (en) * | 2002-01-18 | 2003-07-30 | Toyota Motor Corp | Manufacturing method of injector nozzle |
| US20130009338A1 (en) * | 2011-07-05 | 2013-01-10 | Adam Mayer | Three-dimensional surface texturing |
| CN204172351U (en) * | 2014-08-27 | 2015-02-25 | 三亚思海创新机电工程设计有限公司 | 3D printer printhead |
| CN104760290A (en) * | 2015-04-17 | 2015-07-08 | 吉林大学 | Electric field-assisted two-stage variable control precise forming method and device |
| CN105149585A (en) * | 2015-09-07 | 2015-12-16 | 芜湖思瑞迪三维科技有限公司 | 3D color printer capable of monitoring product quality online |
| CN205767535U (en) * | 2016-05-20 | 2016-12-07 | 东南大学 | Desktop level 3-D scanning Printing machine |
-
2017
- 2017-11-01 CN CN201711057808.3A patent/CN107650373A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003214300A (en) * | 2002-01-18 | 2003-07-30 | Toyota Motor Corp | Manufacturing method of injector nozzle |
| US20130009338A1 (en) * | 2011-07-05 | 2013-01-10 | Adam Mayer | Three-dimensional surface texturing |
| CN204172351U (en) * | 2014-08-27 | 2015-02-25 | 三亚思海创新机电工程设计有限公司 | 3D printer printhead |
| CN104760290A (en) * | 2015-04-17 | 2015-07-08 | 吉林大学 | Electric field-assisted two-stage variable control precise forming method and device |
| CN105149585A (en) * | 2015-09-07 | 2015-12-16 | 芜湖思瑞迪三维科技有限公司 | 3D color printer capable of monitoring product quality online |
| CN205767535U (en) * | 2016-05-20 | 2016-12-07 | 东南大学 | Desktop level 3-D scanning Printing machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180202 |
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| RJ01 | Rejection of invention patent application after publication |