CN203371788U - Extrusion nozzle for three-dimensional printer - Google Patents

Extrusion nozzle for three-dimensional printer Download PDF

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Publication number
CN203371788U
CN203371788U CN201320386609.8U CN201320386609U CN203371788U CN 203371788 U CN203371788 U CN 203371788U CN 201320386609 U CN201320386609 U CN 201320386609U CN 203371788 U CN203371788 U CN 203371788U
Authority
CN
China
Prior art keywords
nozzle
dimensional printer
screw rod
extrusion head
extrusion
Prior art date
Application number
CN201320386609.8U
Other languages
Chinese (zh)
Inventor
魏亮
翁挺
林瑞
Original Assignee
宁波高新区夏远科技有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 宁波高新区夏远科技有限公司 filed Critical 宁波高新区夏远科技有限公司
Priority to CN201320386609.8U priority Critical patent/CN203371788U/en
Application granted granted Critical
Publication of CN203371788U publication Critical patent/CN203371788U/en

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Abstract

The utility model discloses an extrusion nozzle for a three-dimensional printer. The extrusion nozzle comprises a stepping motor, a screw rod, an extrusion head, a nozzle and a liquid storage chamber, wherein the screw rod is rotationally sleeved in the extrusion head; one end, which is close to the stepping motor, of the extrusion head is connected with the liquid storage chamber; a charging hole is formed in the upper part of the liquid storage chamber; the stepping motor is connected with the screw rod through a coupler; a cross section of the screw rod is gradually reduced from top to bottom; the nozzle is detachably connected with the lower end of the extrusion head through a thread. Compared with the prior art, the extrusion nozzle for the three-dimensional printer has the advantages that the nozzle special for the three-dimensional printer takes a high-viscosity liquid printing material as a consumable of the three-dimensional printer, and the defect that only can filamentary materials be used in an existing melted extrusion type three-dimensional printer is overcome. Meanwhile, an electrical bar is not required to be arranged at the nozzle disclosed by the utility model, a special wire feeder is not needed, and the extrusion nozzle for the three-dimensional printer is simple in overall architecture, high in operability, low in construction cost and easy to popularize and apply.

Description

A kind of shower nozzle of the squash type for three-dimensional printer
Technical field
The utility model relates to a kind of three-dimensional printer shower nozzle, is specifically related to a kind of shower nozzle of the squash type for three-dimensional printer.
background technology
The 3 D-printing free forming is one of a kind of representative free forming technology of manufacturing principle based on addition, realizes that this former is called three-dimensional printer.The diversified shower nozzle that three-dimensional printer adopts is controlled and the raw material of the shaping use of providing and delivering, and makes it that predetermined three-dimensional computer aided design models is installed, and is deposited on from level to level on workbench, progressively is piled into 3 D workpiece.
Current technology has a kind of melt extruded formula three-dimensional printer, its nozzle system adopts running roller-screw melt extruded system, its principle is that screw rod and the wire feeder in extrusion head drives with same stepper motor, the downward extruding screw of stepper motor drive screw, wire feeder is comprised of travelling gear and two pairs of thread delivering rollers.After outer computer sends control instruction, the stepper motor drive screw, simultaneously, drive thread delivering roller by travelling gear again, by the plastic wire of the diameter 4mm extrusion head of making a gift to someone.In extrusion head, due to the heat effect of electrical bar, plastic wire is molten condition, and, under the pushing of variable cross-section screw rod, by nozzle, is deposited on workbench, and at the cross section profile of cooling rear formation workpiece.The power of this melt extruded system drive stepper motor is very large, can produce very large extruding force, therefore, can adopt the melted material that viscosity is very large, and the cross section structure of shaping workpiece is closely knit, quality better.
Yet its moulding material can only be used thread solid material, just helpless for the high viscosity liquid moulding material.
the utility model content
Technical problem to be solved in the utility model is for the above-mentioned state of the art, to provide a kind of three-dimensional printer that pushes high viscosity liquid nozzle specially used.
The utility model solves the problems of the technologies described above adopted technical scheme:
A kind of shower nozzle of the squash type for three-dimensional printer comprises stepper motor, screw rod, extrusion head, nozzle, fluid reservoir,
Described screw rod rotatably is sheathed in extrusion head;
Described extrusion head is connected with fluid reservoir near stepper motor one end, and fluid reservoir top is provided with charge door.
Described stepper motor is connected with screw rod by shaft coupling.
Described screw rod cross section reduces from top to bottom successively.
Described nozzle removably is connected with the extrusion head lower end by screw thread.
Described nozzle interior is provided with the buffering area that cross-sectional area successively decreases from top to bottom successively, and the buffering area of the bottom is connected with the capable of discharging liquid by extruding mouth, and described buffering area quantity is at least 2.
Further, described buffering area is 2.
Further, described buffering area is 3.
Between described capable of discharging liquid by extruding mouth diameter 0.2-0.6mm.
Compared with prior art, the utility model has the advantage of: the utility model provides a kind of three-dimensional printer nozzle specially used, it can use the consumptive material of high viscosity liquid class printed material as three-dimensional printer, solved the weak point that existing melt extruded formula three-dimensional printer can only be used filamentary material, present technique is without electrical bar is installed at the shower nozzle place, also without special wire feeder is set simultaneously, overall architecture is simple, workable, cheap, be easy to apply.
Fig. 1 is the utility model structural representation.
Description of symbols in figure:
the accompanying drawing explanation
1 nozzle; 11 buffering one district; 12 buffering 2nd district; 13 capable of discharging liquid by extruding mouths; 2 extrusion heads; 3 screw rods; 4 shaft couplings; 5 stepper motors; 6 fluid reservoirs; 7 charge doors;
the specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Below by particular specific embodiment, embodiment of the present utility model is described, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this specification.
Refer to Fig. 1.Notice, appended graphic the illustrated structure of this specification, ratio, size etc., equal contents in order to coordinate specification to disclose only, understand and read for person skilled in the art scholar, not in order to limit the enforceable qualifications of the utility model, therefore the technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under the effect that the utility model can produce and the purpose that can reach, all should still drop on the technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, the position of quoting in this specification limits term, also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under without essence change technology contents, when also being considered as the enforceable category of the utility model.
Embodiment 1:
A kind of shower nozzle of the squash type for three-dimensional printer comprises stepper motor 5, screw rod 3, extrusion head 2, nozzle 1, fluid reservoir 6;
Described screw rod 3 rotatably is sheathed in extrusion head 2;
Described extrusion head 2 is connected with fluid reservoir 6 near stepper motor 5 one ends.
Described stepper motor 5 is connected with screw rod 3 by shaft coupling 4.
Described screw rod 3 cross sections reduce from top to bottom successively.
Described nozzle 1 removably is connected with extrusion head 2 lower ends by screw thread.
Described nozzle 1 inside is provided with buffering one district 11 and buffering two districts 12, and it is larger than buffering two district's 12 cross-sectional areas to cushion a district 11, cushions two districts 12 and is connected with capable of discharging liquid by extruding mouth 13.
Between described capable of discharging liquid by extruding mouth diameter 0.2mm.
During use, externally under the control of computer, stepper motor drives the screw rod rotation, in extrusion head, and, under the pushing of variable cross-section screw rod, by nozzle, be deposited on workbench, and at the cross section profile of cooling rear formation workpiece.Because the power of stepper motor is very large, can produce very large extruding force, therefore, can adopt viscous liquid that viscosity is very large as printed material, the cross section structure of shaping workpiece is closely knit, quality better.
Embodiment 2:
A kind of shower nozzle of the squash type for three-dimensional printer comprises stepper motor 5, screw rod 3, extrusion head 2, nozzle 1, fluid reservoir 6;
Described screw rod 3 rotatably is sheathed in extrusion head 2;
Described extrusion head 2 is connected with fluid reservoir 6 near stepper motor 5 one ends.
Described stepper motor 5 is connected with screw rod 3 by shaft coupling 4.
Described screw rod 3 cross sections reduce from top to bottom successively.
Described nozzle 1 removably is connected with extrusion head 2 lower ends by screw thread.
Described nozzle 1 inside is provided with buffering one district 11 and buffering two districts 12, and it is larger than buffering two district's 12 cross-sectional areas to cushion a district 11, cushions two districts 12 and is connected with capable of discharging liquid by extruding mouth 13.
Between described capable of discharging liquid by extruding mouth diameter 0.4mm.
Embodiment 3:
A kind of shower nozzle of the squash type for three-dimensional printer comprises stepper motor 5, screw rod 3, extrusion head 2, nozzle 1, fluid reservoir 6;
Described screw rod 3 rotatably is sheathed in extrusion head 2;
Described extrusion head 2 is connected with fluid reservoir 6 near stepper motor 5 one ends.
Described stepper motor 5 is connected with screw rod 3 by shaft coupling 4.
Described screw rod 3 cross sections reduce from top to bottom successively.
Described nozzle 1 removably is connected with extrusion head 2 lower ends by screw thread.
Described nozzle 1 inside is provided with buffering one district 11 and buffering two districts 12, and it is larger than buffering two district's 12 cross-sectional areas to cushion a district 11, cushions two districts 12 and is connected with capable of discharging liquid by extruding mouth 13.
Between described capable of discharging liquid by extruding mouth diameter 0.6mm.

Claims (7)

1. the shower nozzle of the squash type for three-dimensional printer, comprise stepper motor, screw rod, extrusion head, nozzle, fluid reservoir, it is characterized in that described extrusion head is connected with fluid reservoir near stepper motor one end, and described screw rod rotatably is sheathed in extrusion head.
2. a kind of shower nozzle of the squash type for three-dimensional printer according to claim 1, is characterized in that described stepper motor is connected with screw rod by shaft coupling.
3. according to the described a kind of shower nozzle of the squash type for three-dimensional printer of claim 1 or 2, it is characterized in that described screw rod cross section reduces from top to bottom successively.
4. a kind of shower nozzle of the squash type for three-dimensional printer according to claim 1, is characterized in that described nozzle removably is connected with the extrusion head lower end by screw thread.
5. a kind of shower nozzle of the squash type for three-dimensional printer according to claim 1, it is characterized in that described nozzle interior is provided with the buffering area that cross-sectional area successively decreases from top to bottom successively, the buffering area of the bottom is connected with the capable of discharging liquid by extruding mouth, and described buffering area quantity is at least 2.
6. a kind of shower nozzle of the squash type for three-dimensional printer according to claim 5, is characterized in that described buffering area is 2.
7. a kind of shower nozzle of the squash type for three-dimensional printer according to claim 5, is characterized in that described capable of discharging liquid by extruding mouth diameter is between 0.2-0.6mm.
CN201320386609.8U 2013-06-26 2013-06-26 Extrusion nozzle for three-dimensional printer CN203371788U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320386609.8U CN203371788U (en) 2013-06-26 2013-06-26 Extrusion nozzle for three-dimensional printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320386609.8U CN203371788U (en) 2013-06-26 2013-06-26 Extrusion nozzle for three-dimensional printer

Publications (1)

Publication Number Publication Date
CN203371788U true CN203371788U (en) 2014-01-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320386609.8U CN203371788U (en) 2013-06-26 2013-06-26 Extrusion nozzle for three-dimensional printer

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CN (1) CN203371788U (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103847101A (en) * 2014-02-26 2014-06-11 珠海天威飞马打印耗材有限公司 Three-dimensional printer
CN103921555A (en) * 2014-04-23 2014-07-16 湖南宝森纺织科技有限公司 Novel ink jet printing machine
CN104149352A (en) * 2014-08-27 2014-11-19 三亚思海创新机电工程设计有限公司 Printing head for 3D printer
CN104688383A (en) * 2015-02-10 2015-06-10 清华大学深圳研究生院 Rotating nozzle device for three-dimensional printer
CN104760282A (en) * 2015-03-05 2015-07-08 威海湛翌三维科技有限公司 Three-dimensional printer
CN105034393A (en) * 2015-05-09 2015-11-11 吴景阳 High-speed FDM 3D printer and printing method
WO2015171832A1 (en) * 2014-05-06 2015-11-12 Simpson David Slade Extrusion system for additive manufacturing and 3-d printing
KR20160035451A (en) * 2014-09-23 2016-03-31 주식회사 케이씨티 Three-dimensional printer
CN105563609A (en) * 2015-12-12 2016-05-11 山东稷下风数字科技有限公司 3D clay printer and printing process
CN105881906A (en) * 2016-04-29 2016-08-24 广州捷和电子科技有限公司 Extrusion device for 3D printer
CN106696295A (en) * 2015-08-21 2017-05-24 研能科技股份有限公司 Liquid spraying device
WO2017113169A1 (en) * 2015-12-30 2017-07-06 深圳万为智能制造科技有限公司 Metering extrusion device for 3d printer
CN107139467A (en) * 2017-06-21 2017-09-08 泉州市比邻三维科技有限公司 A kind of conveying smoothly 3 D-printing head
CN108284591A (en) * 2016-11-11 2018-07-17 罗天珍 FDM3D printer special screw thread push type extruder
CN108927997A (en) * 2018-08-27 2018-12-04 武汉泛宇科技有限公司 A kind of 3D printing nozzle component

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103847101A (en) * 2014-02-26 2014-06-11 珠海天威飞马打印耗材有限公司 Three-dimensional printer
CN103921555A (en) * 2014-04-23 2014-07-16 湖南宝森纺织科技有限公司 Novel ink jet printing machine
CN103921555B (en) * 2014-04-23 2017-12-01 重庆盛瓒科技有限公司 A kind of ink-jet decorating machine
WO2015171832A1 (en) * 2014-05-06 2015-11-12 Simpson David Slade Extrusion system for additive manufacturing and 3-d printing
CN104149352A (en) * 2014-08-27 2014-11-19 三亚思海创新机电工程设计有限公司 Printing head for 3D printer
KR101662501B1 (en) * 2014-09-23 2016-10-06 주식회사 케이씨티 Three-dimensional printer
KR20160035451A (en) * 2014-09-23 2016-03-31 주식회사 케이씨티 Three-dimensional printer
CN104688383B (en) * 2015-02-10 2016-06-15 清华大学深圳研究生院 A kind of rotation nozzle apparatus of 3D printer
CN104688383A (en) * 2015-02-10 2015-06-10 清华大学深圳研究生院 Rotating nozzle device for three-dimensional printer
CN104760282A (en) * 2015-03-05 2015-07-08 威海湛翌三维科技有限公司 Three-dimensional printer
CN105034393A (en) * 2015-05-09 2015-11-11 吴景阳 High-speed FDM 3D printer and printing method
CN106696295A (en) * 2015-08-21 2017-05-24 研能科技股份有限公司 Liquid spraying device
CN105563609A (en) * 2015-12-12 2016-05-11 山东稷下风数字科技有限公司 3D clay printer and printing process
CN105563609B (en) * 2015-12-12 2018-06-19 山东稷下风数字科技有限公司 A kind of 3D pottery mud printers and printing flow
WO2017113169A1 (en) * 2015-12-30 2017-07-06 深圳万为智能制造科技有限公司 Metering extrusion device for 3d printer
CN105881906A (en) * 2016-04-29 2016-08-24 广州捷和电子科技有限公司 Extrusion device for 3D printer
CN105881906B (en) * 2016-04-29 2018-10-02 广州捷和电子科技有限公司 A kind of extrusion device for 3D printer
CN108284591A (en) * 2016-11-11 2018-07-17 罗天珍 FDM3D printer special screw thread push type extruder
CN107139467B (en) * 2017-06-21 2018-04-20 泉州市比邻三维科技有限公司 A kind of conveying smoothly 3 D-printing head
CN107139467A (en) * 2017-06-21 2017-09-08 泉州市比邻三维科技有限公司 A kind of conveying smoothly 3 D-printing head
CN108927997A (en) * 2018-08-27 2018-12-04 武汉泛宇科技有限公司 A kind of 3D printing nozzle component

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140101

Termination date: 20150626