CN108952172A - A kind of 3D building printing head and 3D build printer - Google Patents
A kind of 3D building printing head and 3D build printer Download PDFInfo
- Publication number
- CN108952172A CN108952172A CN201811036763.6A CN201811036763A CN108952172A CN 108952172 A CN108952172 A CN 108952172A CN 201811036763 A CN201811036763 A CN 201811036763A CN 108952172 A CN108952172 A CN 108952172A
- Authority
- CN
- China
- Prior art keywords
- printing head
- feed bin
- building
- strike
- discharging machine
- 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- Withdrawn
Links
- 238000007639 printing Methods 0.000 title claims abstract description 60
- 238000007599 discharging Methods 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- 238000007667 floating Methods 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 6
- 238000003756 stirring Methods 0.000 abstract description 4
- 238000010146 3D printing Methods 0.000 description 7
- 239000007921 spray Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 235000011890 sandwich Nutrition 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G2021/049—Devices for both conveying and distributing concrete mixing nozzles specially adapted for conveying devices
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Abstract
The present invention discloses a kind of 3D building printing head and 3D building printer.The feed bin of 3D building printing head is provided with the cavity for accommodating printed material, the input end of feed bin is equipped with discharging machine fixed plate, discharging machine is assemblied in discharging machine fixed plate, discharging machine is connect by shaft coupling with the optical axis for wearing in the cavity, helical blade is provided on optical axis, the outlet end of feed bin is equipped with removable nozzle.Printing head is built using 3D of the invention, if it is desired to changing stamp with the size, it is only necessary to replace the removable nozzle of corresponding size, different printing heads can be replaced for the different building scale of constructions in this way, improve flexibility and the practicability of entire printer.And this printing head can more preferably match printer, and uniform stirring and output downwards can be carried out to material.3D based on 3D building printing head builds printer, can adapt to the different printing scale of constructions, has considerable flexibility and practicability.
Description
Technical field
The present invention relates to 3D printing technique fields, build printing head more particularly to a kind of 3D and 3D builds printer.
Background technique
3D printing is a kind of rapid shaping technique based on mathematical model, because it has molding quick, easy to operate
The advantages that good with precision and rapidly developed in different field.Building trade using 3D printing technique building industrial occupancy and
Residential houses, not only intelligent environment protection is safe and efficient, but also low in cost, it can be achieved that gathering materials on the spot, and has vast potential for future development.
With the change of human living culture and the promotion of environmental protection concept, 3D printing construction style will certainly become one kind of future development
Trend.
The key factor for developing into 3D printing technique and developing of building 3D printer and printer associated components, and form
Presentation quality depend on the structure type of spray head more, therefore the design of printing head for whole building 3D printing to closing weight
It wants.Building 3D printer in the prior art, nozzle and nozzle body design for integral type, and a kind of printing head can only print
A kind of building type of the scale of construction, practicability and flexibility are poor.
Summary of the invention
The object of the present invention is to provide a kind of 3D building printing heads and 3D to build printer, can be directed to different building bodies
Amount replaces different removable nozzles, improves flexibility and the practicability of entire printer.
To achieve the above object, the present invention provides following schemes:
A kind of 3D building printing head, the 3D building printing head include: feed bin, discharging machine fixed plate, discharging electricity
Machine, shaft coupling, optical axis, helical blade and removable nozzle, wherein
The feed bin is provided with the cavity for accommodating printed material, and the input end of the feed bin is equipped with the discharging electricity
Machine fixed plate, the discharging machine are assemblied in the discharging machine fixed plate, the discharging machine by the shaft coupling with
Optical axis connection in the cavity is worn, is provided with the helical blade, the outlet end of the feed bin on the optical axis
It is equipped with removable nozzle.
Optionally, the 3D builds printing head further include: feed bin flange, nozzle flange, screw bolt and nut, wherein
The feed bin flange and the corresponding through-hole offered with the diameter matches of the bolt of the nozzle flange, the material
Storehouse is fixedly arranged on the feed bin flange, and the removable nozzle is fixedly arranged on the nozzle flange, expects described in the screw bolt passes
The through-hole on storehouse flange and the nozzle flange is spirally connected with the nut, so that the feed bin flange and the nozzle flange
Face contact is fixedly connected.
Optionally, the 3D building printing head further includes being arranged symmetrically using the axis of the removable nozzle as symmetry axis
Sandwich.
Optionally, the sandwich includes: to scrape flat telegram machine, strike off motor coupler, strike off motor connection lever, strike-off stick company
Bar, strike-off stick, pin shaft and hinge, wherein
The strike-off stick includes by the hinged fixed part and striking off portion,
The flat telegram machine of scraping is connect with the motor coupler that strikes off, described to strike off motor coupler and described scrape flat telegram machine
One end of connecting rod is connected by the pin shaft, and the other end for striking off motor connection lever is connected by the pin shaft and the strike-off stick
One end of bar connects, and the other end of the strike-off stick connecting rod is connect by the pin shaft with the portion of striking off, and the fixed part is solid
Set on the discharge port of the removable nozzle.
Optionally, the 3D building printing head further includes the feed bin inner wall floating rule being vertically arranged in the cavity, institute
The both ends for stating feed bin inner wall floating rule are fixedly arranged on the optical axis.
Optionally, the feed bin offers observation window of liquid level, and the observation window of liquid level matching is provided with transparent liquid level and sees
Examine plate.
Optionally, the liquid level access panel is acrylic board.
A kind of 3D building printer, the 3D building printer include the 3D building printing head.
The specific embodiment provided according to the present invention, the invention discloses following technical effects:
3D building printing head provided by the invention includes: feed bin, discharging machine fixed plate, discharging machine, shaft coupling, light
Axis, helical blade and removable nozzle.Feed bin is provided with the cavity for accommodating printed material, and the input end of feed bin is provided with out
Expect motor fixing plate, discharging machine is fixedly arranged in discharging machine fixed plate, and discharging machine is by shaft coupling and wears in the cavity
Optical axis connection, be provided with helical blade on optical axis, bin outlet end is equipped with removable nozzle.As it can be seen that actually using
Cheng Zhong, if it is desired to changing stamp with the size, it is only necessary to replace the removable nozzle of corresponding size, can be built in this way for different
Building body amount replaces different printing heads, improves flexibility and the practicability of entire printer.And this printing head can be with
More preferable matching printer can carry out uniform stirring and output downwards to material.3D building based on 3D building printing head
Printer can adapt to the different printing scale of constructions, have considerable flexibility and practicability.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram that a kind of 3D provided in an embodiment of the present invention builds printing head;
Fig. 2 is the cross-sectional view that a kind of 3D provided in an embodiment of the present invention builds printing head;
Fig. 3 is the three-view diagram that a kind of 3D provided in an embodiment of the present invention builds printing head.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of 3D building printing heads and 3D to build printer, can be directed to different building bodies
Amount replaces different removable nozzles, improves flexibility and the practicability of entire printer.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Fig. 1 is the structural schematic diagram that a kind of 3D provided in an embodiment of the present invention builds printing head.Fig. 2 is that the present invention is implemented
A kind of cross-sectional view for 3D building printing head that example provides.Fig. 3 is that a kind of 3D provided in an embodiment of the present invention builds printing head
Three-view diagram, wherein (a) of Fig. 3 partially for 3D build printing head main view, (b) of Fig. 3 partially for 3D building printing spray
The left view of head, (c) of Fig. 3 build the top view of printing head partially for 3D.As shown in Figure 1-Figure 3, a kind of 3D building printing
Spray head, the 3D building printing head includes: discharging machine 1, discharging machine fixed plate 2, feed bin 3, liquid level access panel 4, shaft coupling
Device 5, optical axis 6, helical blade 7, feed bin inner wall floating rule 8, feed bin flange 9, removable nozzle 10, nozzle flange 11, bolt 12, spiral shell
Mother 13 strikes off motor fixing plate 14, strikes off motor fixing plate support 15, scrapes flat telegram machine 16, strikes off motor coupler 17 (in figure not
Display), strike off motor connection lever 18, strike-off stick connecting rod 19, the fixed part 20 of strike-off stick, strike-off stick and strike off portion 21,22 and of hinge
Multiple pin shafts 23.
The feed bin 3 is provided with the cavity for accommodating printed material, and the input end of the feed bin 3 is provided with the discharging
Motor fixing plate 2, the discharging machine 1 are assemblied in the discharging machine fixed plate 2, and the discharging machine 1 passes through described
Axis device 5 is connect with the optical axis 6 for wearing in the cavity, and the helical blade 7 is provided on the optical axis 6.In feed bin
Wall floating rule 8 is vertically arranged in the cavity, and the both ends of the feed bin inner wall floating rule 8 are fixedly arranged on the optical axis 6, helical blade 7
The stirring and transmission downwards to printed material are mainly realized with 3 inner wall floating rule of feed bin.
Printed material excessively overflows in order to prevent, and the feed bin 3 offers the observation window of liquid level of long straight bar, the liquid
Position observation window matching is provided with transparent liquid level access panel 4, for observe in print procedure material in feed bin 3 number.This reality
It applies in example, the liquid level access panel 4 is acrylic board.The outlet end of the feed bin 3 is discharge port, and the discharge port assembly is
State removable nozzle 10.
The feed bin flange 9 and the nozzle flange 11 are attached by the bolt 12, and the feed bin flange 9 is fixed
In the feed bin 3, the nozzle flange 11 is fixedly arranged on the removable nozzle 10, and the bolt 12 sequentially passes through the feed bin method
The through-hole on orchid 9 and the nozzle flange 11 is spirally connected with the nut 13, so that the feed bin flange 9 and the nozzle process
Blue 11 face contacts are fixedly connected.In the present embodiment, bolt 12 is spirally connected by gasket and nut 13, needs to print the production of different line widths
When product, as long as feed bin flange 9, nozzle flange 11, bolt 12 and nut 13 are dismantled replacement.
In the present embodiment, flat telegram machine 16 is scraped, motor coupler 17 is struck off, strikes off motor connection lever 18, strike-off stick connecting rod 19, scrapes
Plate, pin shaft 23 and hinge 22 constitute sandwich, and two sets of sandwichs are using the axis of the removable nozzle 10 as symmetry axis
It is symmetrical arranged.The strike-off stick includes the fixed part 20 connected by the hinge 22 and strikes off portion 21.Flat telegram machine 16 is scraped to be placed in
It strikes off on motor fixing plate 14, strikes off motor fixing plate 14 and be tightly fixed on feed bin 3 by striking off motor fixing plate support 15.
It is described to scrape the described of flat telegram machine 16 and flange plate and strike off motor coupler 17 and connect, it is described strike off motor coupler 17 with it is described
The one end for striking off motor connection lever 18 is connected by the pin shaft 23, and the other end for striking off motor connection lever 18 passes through the pin shaft
23 connect with one end of the strike-off stick connecting rod 19, and the other end of the strike-off stick connecting rod 19 is scraped by the pin shaft 23 with described
Flat portion 21 connects, and the fixed part 20 is fixedly arranged on the discharge port of the removable nozzle 10.In the present embodiment, scraping flat telegram machine 16 is
Stepper motor.Scraping flat telegram machine can drive the portion of striking off of strike-off stick to turn over upward or downward by striking off motor connection lever and strike-off stick connecting rod
Turn, is flipped up and molded surface is not processed, downwardly turn over and processing is struck off to molded surface.
The present invention also provides a kind of 3D to build printer, and the 3D building printer includes the 3D building printing spray
Head, the 3D building printing head are connect by spray head fixed plate 24 with printer main body.
A kind of specific work process of 3D building printer provided by the invention is as follows:
Printer starts under the driving of print routine, and printed material is pumped to printing head, and discharging machine 1 is according to printing
The instruction of program requires rotation, and feed bin inner wall floating rule 8 and helical blade 7 is driven to rotate, to printed material realization stirring and downwards
Transmission, printing head discharge while mobile according to program instruction, and the material gone out with upper one layer bonds, and form whole printing wall knot
Structure.
If necessary to strike off processing to print surface, program instruction is controllable to scrape the rotation of flat telegram machine 16, drives strike-off stick
The portion 21 that strikes off downwardly turn over.The quantity of material in spray head can also be seen by observation liquid level access panel 4 in whole printing process
It examines, thus the speed of Reasonable Regulation And Control pumping printed material.
3D printing spray head for building provided by the invention, can be according to disparity items in print procedure the characteristics of, it is replaceable not
With the printing nozzle of Dimension Types, the flexibility of printing is improved, the building type of the different scale of constructions can be completed, can also beaten
Molded surface is carried out during print to strike off processing, can guarantee the flatness of finished surface, improves the beauty of print surface
Degree.Meanwhile the level condition in printing head can be observed in printing in real time, so that the printed material in printing head is stablized one
Determine in range, so that discharging steady and continuous.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention;At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (8)
1. a kind of 3D builds printing head, which is characterized in that the 3D building printing head includes: that feed bin, discharging machine are fixed
Plate, discharging machine, shaft coupling, optical axis, helical blade and removable nozzle, wherein
The feed bin is provided with the cavity for accommodating printed material, and it is solid that the input end of the feed bin is equipped with the discharging machine
Fixed board, the discharging machine are assemblied in the discharging machine fixed plate, and the discharging machine passes through the shaft coupling and wears
The optical axis in the cavity connects, and the helical blade, the outlet end assembly of the feed bin are provided on the optical axis
There is removable nozzle.
2. 3D according to claim 1 builds printing head, which is characterized in that the 3D builds printing head further include:
Feed bin flange, nozzle flange, screw bolt and nut, wherein
The feed bin flange and the corresponding through-hole offered with the diameter matches of the bolt of the nozzle flange, the feed bin are solid
Set on the feed bin flange, the removable nozzle is fixedly arranged on the nozzle flange, feed bin method described in the screw bolt passes
The through-hole in the blue and described nozzle flange is spirally connected with the nut, so that the feed bin flange and the nozzle flange face connect
Touching is fixedly connected.
3. 3D according to claim 1 builds printing head, which is characterized in that the 3D building printing head further include with
The axis of the removable nozzle is the sandwich that symmetry axis is arranged symmetrically.
4. 3D according to claim 3 builds printing head, which is characterized in that the sandwich include: scrape flat telegram machine,
It strikes off motor coupler, strike off motor connection lever, strike-off stick connecting rod, strike-off stick, pin shaft and hinge, wherein
The strike-off stick includes by the hinged fixed part and striking off portion,
The flat telegram machine of scraping is connect with the motor coupler that strikes off, described to strike off motor coupler and described strike off motor connection lever
One end connected by the pin shaft, the other end for striking off motor connection lever passes through the pin shaft and the strike-off stick connecting rod
The other end of one end connection, the strike-off stick connecting rod is connect by the pin shaft with the portion of striking off, and the fixed part is fixedly arranged on
The discharge port of the removable nozzle.
5. 3D according to claim 1 builds printing head, which is characterized in that the 3D building printing head further includes erecting
The feed bin inner wall floating rule of straight setting in the cavity, the both ends of the feed bin inner wall floating rule are fixedly arranged on the optical axis.
6. 3D according to claim 1 builds printing head, which is characterized in that the feed bin offers observation window of liquid level,
The observation window of liquid level matching is provided with transparent liquid level access panel.
7. 3D according to claim 6 builds printing head, which is characterized in that the liquid level access panel is acrylic board.
8. a kind of 3D builds printer, the 3D building printer includes 3D building according to claim 1-7
Printing head.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811036763.6A CN108952172A (en) | 2018-09-06 | 2018-09-06 | A kind of 3D building printing head and 3D build printer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811036763.6A CN108952172A (en) | 2018-09-06 | 2018-09-06 | A kind of 3D building printing head and 3D build printer |
Publications (1)
Publication Number | Publication Date |
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CN108952172A true CN108952172A (en) | 2018-12-07 |
Family
ID=64475005
Family Applications (1)
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CN201811036763.6A Withdrawn CN108952172A (en) | 2018-09-06 | 2018-09-06 | A kind of 3D building printing head and 3D build printer |
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CN (1) | CN108952172A (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109366999A (en) * | 2018-12-20 | 2019-02-22 | 大连学庆铭锋数控技术有限公司 | A kind of 3D printing ejecting device of material stirring and extrusion while progress |
CN110802713A (en) * | 2019-11-12 | 2020-02-18 | 东南大学 | A3D printer for printing coarse aggregate concrete |
CN111391063A (en) * | 2020-06-02 | 2020-07-10 | 华创智造(天津)科技有限公司 | Print shower nozzle and use its building 3D printer |
CN111809874A (en) * | 2020-06-19 | 2020-10-23 | 中国建筑第八工程局有限公司 | Microwave heating printing head for building 3D printing |
CN111809873A (en) * | 2020-05-28 | 2020-10-23 | 中国建筑第八工程局有限公司 | Printing system for cooling 3D building printing head and cooling method thereof |
CN111842376A (en) * | 2020-06-19 | 2020-10-30 | 中国建筑第八工程局有限公司 | Printing head self-cleaning and control system for building 3D printing |
WO2020193608A3 (en) * | 2019-03-27 | 2020-11-19 | Putzmeister Engineering Gmbh | Extruder head, extruder system and use of an extruder head and/or an extruder system |
CN112873477A (en) * | 2021-01-16 | 2021-06-01 | 佛山鑫宏腾科技发展有限公司 | Concrete building makes with whole 3D of novel scene printing device |
CN112895060A (en) * | 2021-03-09 | 2021-06-04 | 郑州大学 | Concrete 3D print head |
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CN203779873U (en) * | 2014-04-28 | 2014-08-20 | 佛山市骏铭三维科技有限公司 | Spray head for three-dimensional (3D) printing |
CN204658974U (en) * | 2015-05-25 | 2015-09-23 | 天津菲利克斯科技有限公司 | A kind of detachable desktop 3D printer head |
CN204712468U (en) * | 2015-05-14 | 2015-10-21 | 朱杨林 | A kind of 3D printer head mechanism |
CN204894518U (en) * | 2015-06-18 | 2015-12-23 | 中国矿业大学 | 3D printer is with many shower nozzles mechanism |
CN105946091A (en) * | 2016-05-13 | 2016-09-21 | 中国建筑第八工程局有限公司 | Printing head having floating function and used for construction 3D printing device |
CN209163474U (en) * | 2018-09-06 | 2019-07-26 | 北京中瑞麦通科技有限公司 | A kind of 3D building printing head and 3D build printer |
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CN203779873U (en) * | 2014-04-28 | 2014-08-20 | 佛山市骏铭三维科技有限公司 | Spray head for three-dimensional (3D) printing |
CN204712468U (en) * | 2015-05-14 | 2015-10-21 | 朱杨林 | A kind of 3D printer head mechanism |
CN204658974U (en) * | 2015-05-25 | 2015-09-23 | 天津菲利克斯科技有限公司 | A kind of detachable desktop 3D printer head |
CN204894518U (en) * | 2015-06-18 | 2015-12-23 | 中国矿业大学 | 3D printer is with many shower nozzles mechanism |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109366999A (en) * | 2018-12-20 | 2019-02-22 | 大连学庆铭锋数控技术有限公司 | A kind of 3D printing ejecting device of material stirring and extrusion while progress |
WO2020193608A3 (en) * | 2019-03-27 | 2020-11-19 | Putzmeister Engineering Gmbh | Extruder head, extruder system and use of an extruder head and/or an extruder system |
CN110802713A (en) * | 2019-11-12 | 2020-02-18 | 东南大学 | A3D printer for printing coarse aggregate concrete |
CN111809873A (en) * | 2020-05-28 | 2020-10-23 | 中国建筑第八工程局有限公司 | Printing system for cooling 3D building printing head and cooling method thereof |
CN111391063A (en) * | 2020-06-02 | 2020-07-10 | 华创智造(天津)科技有限公司 | Print shower nozzle and use its building 3D printer |
CN111809874A (en) * | 2020-06-19 | 2020-10-23 | 中国建筑第八工程局有限公司 | Microwave heating printing head for building 3D printing |
CN111842376A (en) * | 2020-06-19 | 2020-10-30 | 中国建筑第八工程局有限公司 | Printing head self-cleaning and control system for building 3D printing |
CN111842376B (en) * | 2020-06-19 | 2021-11-02 | 中国建筑第八工程局有限公司 | Printing head self-cleaning and control system for building 3D printing |
CN112873477A (en) * | 2021-01-16 | 2021-06-01 | 佛山鑫宏腾科技发展有限公司 | Concrete building makes with whole 3D of novel scene printing device |
CN112895060A (en) * | 2021-03-09 | 2021-06-04 | 郑州大学 | Concrete 3D print head |
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