CN207746417U - 3 D-printing extrusion device and three-dimensional printer - Google Patents
3 D-printing extrusion device and three-dimensional printer Download PDFInfo
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- CN207746417U CN207746417U CN201721732349.XU CN201721732349U CN207746417U CN 207746417 U CN207746417 U CN 207746417U CN 201721732349 U CN201721732349 U CN 201721732349U CN 207746417 U CN207746417 U CN 207746417U
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Abstract
A kind of 3 D-printing extrusion device of the utility model offer and three-dimensional printer, 3 D-printing extrusion device includes thread-changing component and print head, thread-changing component is provided with multiple silk input terminals, multiple conveying channels and a silk output end, each silk input terminal is connect by a conveying channel with silk output end, print head, which is provided with, squeezes out channel, the feeding mouth for squeezing out channel is docked and connected with silk output end, it squeezes out channel and outermost end is provided with discharge port, squeeze out the tapered setting in channel, the diameter in channel is squeezed out from feeding mouth towards discharge port monotone decreasing, the diameter of feeding mouth is equal to the diameter of silk output end；Conveying channel is arranged in bending, and the center of curvature in conveying channel and conveying channel is respectively positioned on the same side based on the axis for squeezing out channel.It is arranged by conveying channel and the particular curve for squeezing out channel so that two channels are smoother to easily input printed material without step, also build bridge without apparent, stopping state will not occur.
Description
Technical field
The utility model is related to 3 D-printing field more particularly to a kind of 3 D-printing extrusion devices and three-dimensional printer.
Background technology
3D printer is also known as three-dimensional printer, is a kind of machine using rapid shaping technique, is with digital model file
Basis constructs three-dimensional entity by layer-by-layer printing using moulding material.Before printing, it needs to utilize computer
Modeling software models, then the threedimensional model built up " subregion " is sliced at section successively, to instruct 3D printer successively
Printing.3D printer has been widely used in product manufacturing industry, and the operation principle and conventional printer of 3D printer are basic
It is identical, by control assembly, mechanical component, print head, consumptive material（That is moulding material）With the compositions such as medium, printing principle also basic class
Seemingly.
The 3D printer of existing more materials is the print head using multichannel, and print head and heating device are assembled in one
It rises, due to being influenced by technique, there is the step and buffer locations influenced into Filamentous state into silk channel and the channel of printing nozzle, this
Sample causes to easy to produce arch formation during print head wire vent, and then blocks printing nozzle.
Utility model content
First purpose of the utility model is to provide a kind of 3 D-printing extrusion device being not likely to produce blocking.
Second purpose of the utility model is to provide a kind of three-dimensional printer being not likely to produce blocking.
In order to realize first purpose of the utility model, the utility model provides a kind of 3 D-printing extrusion device, including
Thread-changing component and print head, thread-changing component are provided with multiple silk input terminals, multiple conveying channels and a silk output end, often
A silk input terminal is connect by a conveying channel with silk output end, and print head, which is provided with, squeezes out channel, squeezes out channel
Feeding mouth is docked and connected with silk output end, squeezes out channel and outermost end is provided with discharge port, squeeze out the tapered setting in channel, squeeze
Go out the diameter in channel from feeding mouth towards discharge port monotone decreasing, the diameter of feeding mouth is equal to the diameter of silk output end；Conveying
Channel is arranged in bending, and the center of curvature in conveying channel and conveying channel is respectively positioned on the same side based on the axis for squeezing out channel
On.
By said program as it can be seen that being arranged by conveying channel and the particular curve for squeezing out channel so that two equal nothings in channel
Step, it is smoother to easily input printed material, it also builds bridge without apparent, stopping state will not occur.
Further scheme is that the curvature in conveying channel is between 0 to 0.1.
Therefore positioned at the curvature in this section so that silk is smoothly input in print head.
Further scheme is to be located to squeeze out in print head to be provided with the first mounting hole on the outside of channel, the first installation
Hole is for installing heating device.
Further scheme is to be located to squeeze out in print head to be provided with the second mounting hole on the outside of channel, the second installation
Hole is used for mounting temperature sensor.
Therefore heating device and temperature sensor can be installed by mounting hole.
Further scheme is that 3 D-printing extrusion device is integrally formed by metal material.
Further scheme is that the metal material of print head includes aluminium based metal alloy or copper base metal alloy.
Further scheme is that the metal material of thread-changing component includes stainless steel, titanium alloy or manganese alloy.
Therefore by using the integrated molding for being integrally formed or utilizing 3 D-printing so that 3 D-printing squeezes out dress
The via process set is more preferable, simultaneously because be integrally formed, in order to avoid print head heat transfer to thread-changing component, therefore print
Head is using the high material of thermal coefficient, and thread-changing component then avoids silk in thread-changing component using the low material of thermal coefficient
Middle melting.
In order to realize that second purpose of the utility model, a kind of three-dimensional printer of the utility model offer, including three-dimensional are beaten
Extrusion device, molding seat and mobile motor component are printed, 3 D-printing extrusion device is for squeezing out image forming material, and molding seat is for holding
Image forming material is carried, mobile motor component prints extrusion device for moving three dimension, and 3 D-printing extrusion device is using the above scheme
In 3 D-printing extrusion device.
By said program as it can be seen that being arranged by conveying channel and the particular curve for squeezing out channel so that two equal nothings in channel
Step, it is smoother to easily input printed material, it also builds bridge without apparent so that printer is not in stopping state.
Description of the drawings
Fig. 1 is the structure chart of the utility model 3 D-printing extrusion device embodiment.
Fig. 2 is the sectional view of the utility model 3 D-printing extrusion device embodiment.
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Specific implementation mode
Referring to Figures 1 and 2,3 D-printing extrusion device 1 includes thread-changing component 12 and print head 11, and thread-changing component 12 is arranged
There are multiple silk input terminals 124,125, multiple conveying channels 121,122 and a silk output end 123, leads in the present embodiment
Two conveying channels are used to be symmetrical arranged, naturally it is also possible to be three or four or more, conveying channel is uniformly distributed around axis
Or a conveying channel linearly arranges that periphery conveying channel is circumferentially distributed around center conveying channel, silk along axis L1
Material input terminal 124 is connect by a conveying channel 121 with silk output end 123, and the silk input terminal in multiple conveying channels is in
It is separately positioned, and the silk output end in multiple conveying channels pools together, by taking conveying channel 122 as an example, conveying channel 122 is in
Bending setting, the curvature in conveying channel is between 0 to 0.1, the equal positions center of curvature P1 in conveying channel 122 and conveying channel 122
In based on squeeze out channel 112 axis L1 the same side on, and the center of curvature in conveying channel 122 be can have it is multiple, and
Each center of curvature in conveying channel 122 is respectively positioned on the same side of axis L1.
Conical nose is arranged in lower end in print head 11, and print head 11 is provided with along axis L1 and squeezes out channel 112, squeezes out channel
112 upper end feeding mouth is docked and connected with silk output end 123, goes out channel 112 and outermost end is provided with lower end discharge port, squeezes out
112 tapered setting of channel squeezes out the diameter in channel 112 from feeding mouth towards discharge port monotone decreasing, the diameter etc. of feeding mouth
In the diameter of silk output end 123.
The outside for being located at extrusion channel 112 in print head 11 is provided with the first mounting hole 113, and the first mounting hole 113 is used for
Heating device is installed, the axis of the first mounting hole 113 is perpendicular to axis L1.It is located at the outside for squeezing out channel 112 in print head 11
Be provided with the second mounting hole 114, the second mounting hole 114 is used for mounting temperature sensor, the axis of the second mounting hole 114 perpendicular to
Axis L1, the first mounting hole 113 and the second mounting hole 114 can be symmetrical set, and can be located at and be squeezed out channel 112 by close over
On position.
The manufacturing method of 3 D-printing extrusion device 1 is printed using metal accumulation molding printing type or metal photocuring
Mode, specific metal accumulation molding printing type can be found in CN106513672A, CN106216665A, CN206276911U,
The above-mentioned revealed equipment of document executes manufacturing method, and manufactures 3 D-printing extrusion device 1 using metal 3 D-printing mode；
Specifically, manufacturing method includes：
Printing shaping is carried out to thread-changing component 12 using the second metal material, the second metal material includes stainless steel, titanium conjunction
The low metal material of some thermal coefficients also can be used in gold or manganese alloy, the second metal material；
Printing shaping is carried out to print head 11 using the first metal material on thread-changing component 12, the first metal material includes
The high metal material of some thermal coefficients also can be used in aluminium based metal alloy or copper base metal alloy, the first metal material；
The integrated molding 3 D-printing extrusion device 1 for as above stating scheme is obtained by manufacturing method manufacture, naturally also may be used
It is integrally formed not use, that is, detachable thread-changing component 12 and print head 11 are used, as long as setting such as above-mentioned conveying
Channel and extrusion channel, you can realize the utility model aim.
And three-dimensional printer includes multiple wire rod wheels, 3 D-printing extrusion device, molding seat, mobile motor component and consumptive material
Electric machine assembly is supplied, a wire rod wheel is wound with a kind of image forming material, and 3 D-printing extrusion device is for squeezing out image forming material, and three
The 3 D-printing extrusion device of dimension printing extrusion device using the above scheme, molding seat is for carrying image forming material, mobile motor
Component prints extrusion device for moving three dimension, and consumptive material supply electric machine assembly includes multiple motors, and a motor is for driving one
Kind of image forming material is transported in the silk input terminal in 3 D-printing extrusion device, image forming material is adoptable be metal mixed at
As material.
Therefore utilize the integrated molding of 3 D-printing so that the via process of 3 D-printing extrusion device is more preferable, together
When due to being to be integrally formed, in order to avoid print head heat transfer to thread-changing component, therefore print head is high using thermal coefficient
Material, and thread-changing component then avoids silk from being melted in thread-changing component using the low material of thermal coefficient, and it is logical by conveying
Road and squeeze out channel particular curve setting so that two channels are smoother to easily input printed material without step, also without
It is apparent to build bridge so that printer is not in stopping state.
Claims (8)
1. 3 D-printing extrusion device, including thread-changing component and print head, the thread-changing component be provided with multiple silk input terminals,
Multiple conveying channels and a silk output end, each silk input terminal pass through a conveying channel and the silk
Output end connects, and the print head, which is provided with, squeezes out channel, and the feeding mouth for squeezing out channel is docked with the silk output end
Connection, the extrusion channel is provided with discharge port in outermost end；
It is characterized in that：
The tapered setting in the extrusion channel, the diameter for squeezing out channel are passed from the feeding mouth towards the discharge port dullness
Subtract, the diameter of the feeding mouth is equal to the diameter of the silk output end；
The conveying channel is arranged in bending, and the center of curvature in the conveying channel and the conveying channel is respectively positioned on based on described
On the same side for squeezing out the axis in channel.
2. 3 D-printing extrusion device according to claim 1, it is characterised in that：
The curvature in the conveying channel is between 0 to 0.1.
3. 3 D-printing extrusion device according to claim 1, it is characterised in that：
It is located to squeeze out in the print head and is provided with the first mounting hole on the outside of channel, first mounting hole is heated for installing
Device.
4. 3 D-printing extrusion device according to claim 3, it is characterised in that：
It is located to squeeze out in the print head and is provided with the second mounting hole on the outside of channel, the second mounting hole is for installing temperature sensing
Device.
5. 3 D-printing extrusion device according to any one of claims 1 to 4, it is characterised in that：
The 3 D-printing extrusion device is integrally formed by metal material.
6. 3 D-printing extrusion device according to claim 5, it is characterised in that：
The metal material of the print head includes aluminium based metal alloy or copper base metal alloy.
7. 3 D-printing extrusion device according to claim 6, it is characterised in that：
The metal material of the thread-changing component includes stainless steel, titanium alloy or manganese alloy.
8. three-dimensional printer, including
3 D-printing extrusion device, the 3 D-printing extrusion device is for squeezing out image forming material；
Molding seat, the molding seat is for carrying the image forming material；
Mobile motor component, the mobile motor component is for moving the 3 D-printing extrusion device;
It is characterized in that：
The 3 D-printing extrusion device uses 1 to 7 any one of them 3 D-printing extrusion device of the claims.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721732349.XU CN207746417U (en) | 2017-12-12 | 2017-12-12 | 3 D-printing extrusion device and three-dimensional printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721732349.XU CN207746417U (en) | 2017-12-12 | 2017-12-12 | 3 D-printing extrusion device and three-dimensional printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207746417U true CN207746417U (en) | 2018-08-21 |
Family
ID=63147625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721732349.XU Withdrawn - After Issue CN207746417U (en) | 2017-12-12 | 2017-12-12 | 3 D-printing extrusion device and three-dimensional printer |
Country Status (1)
| Country | Link |
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| CN (1) | CN207746417U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855530A (en) * | 2017-12-12 | 2018-03-30 | 珠海天威飞马打印耗材有限公司 | 3 D-printing extrusion device, three-dimensional printer and its manufacture method |
| EP3632681A1 (en) * | 2018-10-03 | 2020-04-08 | Bond high performance 3D technology B.V. | Liquefier tube for an additive manufacturing system |
| WO2020070212A1 (en) * | 2018-10-03 | 2020-04-09 | Bond High Performance 3D Technology B.V. | Liquefier tube for an additive manufacturing system |
| CN114179354A (en) * | 2022-01-17 | 2022-03-15 | 深圳拓竹科技有限公司 | Guide mechanism and 3D printer |
-
2017
- 2017-12-12 CN CN201721732349.XU patent/CN207746417U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855530A (en) * | 2017-12-12 | 2018-03-30 | 珠海天威飞马打印耗材有限公司 | 3 D-printing extrusion device, three-dimensional printer and its manufacture method |
| CN107855530B (en) * | 2017-12-12 | 2023-08-15 | 珠海天威增材有限公司 | Three-dimensional printing extrusion device, three-dimensional printer and manufacturing method thereof |
| EP3632681A1 (en) * | 2018-10-03 | 2020-04-08 | Bond high performance 3D technology B.V. | Liquefier tube for an additive manufacturing system |
| WO2020070212A1 (en) * | 2018-10-03 | 2020-04-09 | Bond High Performance 3D Technology B.V. | Liquefier tube for an additive manufacturing system |
| US20220032541A1 (en) * | 2018-10-03 | 2022-02-03 | Bond High Performance 3D Technology B.V. | Liquefier tube for an additive manufacturing system |
| US11850797B2 (en) | 2018-10-03 | 2023-12-26 | Bond High Performance 3D Technology B.V. | Liquefier tube for an additive manufacturing system |
| CN114179354A (en) * | 2022-01-17 | 2022-03-15 | 深圳拓竹科技有限公司 | Guide mechanism and 3D printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220922 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 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180821 Effective date of abandoning: 20230815 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180821 Effective date of abandoning: 20230815 |