CN107803504A - A kind of suspension printing-forming method of liquid metal three-dimensional macro structure - Google Patents
A kind of suspension printing-forming method of liquid metal three-dimensional macro structure Download PDFInfo
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- CN107803504A CN107803504A CN201610815691.XA CN201610815691A CN107803504A CN 107803504 A CN107803504 A CN 107803504A CN 201610815691 A CN201610815691 A CN 201610815691A CN 107803504 A CN107803504 A CN 107803504A
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- 229910001338 liquidmetal Inorganic materials 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 29
- 239000000725 suspension Substances 0.000 title claims abstract description 28
- 238000007639 printing Methods 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 27
- 238000010146 3D printing Methods 0.000 claims abstract description 21
- 230000033001 locomotion Effects 0.000 claims abstract description 19
- 229920002521 macromolecule Polymers 0.000 claims abstract description 15
- 239000002861 polymer material Substances 0.000 claims abstract description 13
- 238000001879 gelation Methods 0.000 claims abstract description 10
- 238000007493 shaping process Methods 0.000 claims abstract description 9
- 230000003068 static effect Effects 0.000 claims abstract description 8
- 239000000017 hydrogel Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000007935 neutral effect Effects 0.000 claims abstract description 4
- MPZNMEBSWMRGFG-UHFFFAOYSA-N bismuth indium Chemical compound [In].[Bi] MPZNMEBSWMRGFG-UHFFFAOYSA-N 0.000 claims description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 12
- 229910052733 gallium Inorganic materials 0.000 claims description 12
- 238000000520 microinjection Methods 0.000 claims description 12
- 229910045601 alloy Inorganic materials 0.000 claims description 11
- 239000000956 alloy Substances 0.000 claims description 11
- 229910000846 In alloy Inorganic materials 0.000 claims description 9
- 229910052738 indium Inorganic materials 0.000 claims description 9
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 9
- 229910001369 Brass Inorganic materials 0.000 claims description 8
- 239000010951 brass Substances 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 8
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 6
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- 229910001128 Sn alloy Inorganic materials 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 2
- 239000013256 coordination polymer Substances 0.000 claims description 2
- 230000008676 import Effects 0.000 claims description 2
- 229920002401 polyacrylamide Polymers 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000002202 Polyethylene glycol Substances 0.000 claims 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims 1
- 150000001412 amines Chemical group 0.000 claims 1
- 229920001223 polyethylene glycol Polymers 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 239000000499 gel Substances 0.000 abstract description 13
- 230000008961 swelling Effects 0.000 abstract description 5
- 238000001125 extrusion Methods 0.000 abstract description 3
- 239000011159 matrix material Substances 0.000 abstract 1
- 230000009974 thixotropic effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000007788 liquid Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000007769 metal material Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 1
- JVTIXNMXDLQEJE-UHFFFAOYSA-N 2-decanoyloxypropyl decanoate 2-octanoyloxypropyl octanoate Chemical compound C(CCCCCCC)(=O)OCC(C)OC(CCCCCCC)=O.C(=O)(CCCCCCCCC)OCC(C)OC(=O)CCCCCCCCC JVTIXNMXDLQEJE-UHFFFAOYSA-N 0.000 description 1
- WLAMNBDJUVNPJU-UHFFFAOYSA-N 2-methylbutyric acid Chemical compound CCC(C)C(O)=O WLAMNBDJUVNPJU-UHFFFAOYSA-N 0.000 description 1
- -1 Acritamer 940 Chemical compound 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 229920000289 Polyquaternium Polymers 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- PSMFTUMUGZHOOU-UHFFFAOYSA-N [In].[Sn].[Bi] Chemical compound [In].[Sn].[Bi] PSMFTUMUGZHOOU-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229960001631 carbomer Drugs 0.000 description 1
- 229940082484 carbomer-934 Drugs 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010017 direct printing Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
-
- 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
- B33Y10/00—Processes of additive manufacturing
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
Abstract
The present invention proposes a kind of suspension printing-forming method of liquid metal three-dimensional macro structure, including step：Gelation macromolecule polymer material will be promoted and be dissolved in water, fully swelling；Solution is adjusted as neutral or alkalescence, bubble is eliminated, obtains clear gel matrix；3 d structure model is created, 3D printing control software is imported, generates the movement locus code of printing head, instruct printer successively to print；Liquid metal is pumped into syringe, control liquid metal is continuously extruded by printing head, the successively incremental forming liquid metal three-dimensional macro structure in hydrogel.For the present invention to possess shear shinning with the hydrogel of rapid static curing properties as backing material, the liquefied thixotropic property of gel stress allows suspension printing head to do fold return motion according to the movement locus set in backing material environment；Its quick-setting performance can support and wrap up the liquid metal of extrusion, keep the droplet profile of extruded material, realize the controllable shaping of fluent material macroscopic three dimensional structure.
Description
Technical field
The invention belongs to three-dimensional structure forming field, and in particular to a kind of that three-dimensionally shaped side is carried out using liquid metal
Method.
Background technology
3D printing (also known as " increasing material manufacturing ") is used as a kind of advanced manufacturing technology, passes through " Layered manufacturing, incremental forming "
Processing mode meets the personalization of physical item, customization demand, it is considered to be the major incentive of " the third time industrial revolution " and
One of key drivers.It is based on CAD and manufacturing environment, with internet commerce services and advanced material
The depth integration of technology, will be the breakthrough that traditional manufacture brings the formula of overturning.
The 3D printing technique of metal material is as forefront in 3D printing manufacturing system and most has the skills of engineer applied potentiality
Art, it is to speed up developing one of intelligence manufacture new technology, important development direction of new equipment.Wherein, special-purpose metal printed material, work
The innovation research and development and achievements conversion of skill technical merit and manufacturing equipment and core devices are development 3D printing advanced manufacturing technologies
Key technology node.The metal material for being presently available for direct 3D printing is mainly refractory metal powder, with laser or high energy
Electron beam is as processing thermal source, it is necessary to the corollary apparatus such as power regulation, powder feeding mechanism, high vacuum or inert gas shielding.With biography
System processing method is compared, though existing metal 3D printing technique very advantageous, still suffers from that forming temperature is high, energy resource consumption is big, gold
Belong to the defects of liquid-solid-phase changeable process is complicated, Effect Factors for Sythetic Technology is more, equipment maintenance cost costliness, and can not take into account and non-metallic material
Expect the greatest differences on melting temperature, it is difficult to for direct printing terminal functional device, particularly containing electric function
Device manufactures, it is still necessary to additionally mounted circuit board, wiring and assembling electronic component.
Traditional metal 3D printing material is different from, low-melting-point metal refers to that a major class fusing point is less than 200 DEG C of metal
Material.In recent years, low-melting-point metal, the metal being particularly in a liquid state at ambient temperature, in cooling radiating, electronic printing and soft
Property circuit etc. show the advantage of uniqueness.Research and develop the 3D printing skill using low melting point liquid metal as moulding material
Art, shape and the high temperature limitation of existing metal 3D printing material are broken through, realizes metal and nonmetallic functional material under room temperature condition
Composite printing, shaping complex three-dimensional macrostructure turns into one of emphasis of current liquid metal 3D printing shaping research.
At present, existing liquid metal incremental forming mainly has the sides such as offset printing, runner perfusion, direct write and droplets pack
Method.These methods rely primarily on craft and die forming, are used for shaping two-dimensional pattern and three-dimensional microstructures, and due to various increasings
Amount forming technology has more strict requirements to processing conditions and the material category being applicable, and the shaping of material is needed using special
Instrument is carried out under extreme temperature environment, therefore can not be processed into liquid metal and be met that Arbitrary 3 D yardstick will
The macrostructure asked, and structure can not be separated from substrate, thus to be limited by substrate and effect.
The content of the invention
For weak point existing for this area, it is an object of the invention to provide a kind of liquid metal three-dimensional macro structure
Suspension printing-forming method, it is therefore intended that can freely, quickly, economical successively accumulate liquid metal in gel support environment
Drop, realize that liquid metal Arbitrary 3 D macrostructure shapes.
The technical scheme for realizing the object of the invention is：
A kind of suspension printing-forming method of liquid metal three-dimensional macro structure, including step：
Step 1：Gelation macromolecule polymer material will be promoted and be dissolved in water, and be fully swelled；
Step 2：The resulting solution of regulating step 1 is neutral or alkalescence, eliminates bubble, is made and consolidates with concrete pumping piling and static state
Change the transparent aquagel of property as the printing backing material that suspends；
Step 3：3 d structure model is created using Computerized three-dimensional modeling software and exports STL formatted files, by three-dimensional
The stl file of structural model imports 3D printing control software, the movement locus code of printing head is generated, so as to instruct printer
Successively print；
Step 4：Liquid metal is pumped into syringe, it is by the control of micro-injection pump that liquid is golden at ambient temperature
Category is continuously extruded by shower nozzle, the successively incremental forming liquid metal three-dimensional macro structure in hydrogel.
Wherein, the rush gelation macromolecule polymer material is polyacrylamide resin, CP, gathered
One or more in ethylene oxide, polyquaternium, the mass volume ratio that macromolecule polymer material is dissolved in water are 0.1~3%
(0.1~3g is dissolved in 100mL water).
It is described to promote that gelation macromolecule polymer material is commercially available obtains, for example, Carbopol 941, Acritamer 940, carbomer
934 etc..
Preferably, in the step 2, the nertralizer that concentration is 0.25~10mol/L is pressed with macromolecule polymer solution
It is 1 according to mass ratio:1000~1:100 are sufficiently mixed uniformly, and the nertralizer is sodium hydroxide, sodium acid carbonate, potassium hydroxide, three
One or more in monoethanolamine.Described neutral or alkalescence can be pH value between 7~10.
Wherein, in the step 3, floor height is set as 0.5~0.8mm and carries out slicing treatment, generates the fortune of printing head
Dynamic rail mark code, so as to instruct printer successively to print.
Wherein, the Computerized three-dimensional modeling software in the step 3 is UG NX, SolidWorks, ProE Wildfire
One kind in 3 d modeling software；3D printing control software is Repetier-Host；Slice Software is Slic3r.
Further, in the step 4, the feeding speed of micro-injection pump is set as 0.1~0.3ml/s, print speed
For 10~15mm/s.
Wherein, in the step 4, a diameter of 0.06mm of printing head；The liquid metal Arbitrary 3 D macrostructure
Suspension print procedure be it is every shaping one Rotating fields after, shower nozzle according to setting floor height parameter rise 0.5~0.8mm, carry out it is next
Rotating fields print, and successively printing is until the print procedure of liquid metal three-dimensional structure is completed.
Wherein, the liquid metal is gallium, gallium-indium alloy, gallium-indium-tin alloy, gallium indium red brass, bismuth indium alloy, bismuth indium
One kind in tin alloy, bismuth indium red brass, bismuth-base alloy such as bismuth indium alloy, bismuth indium stannum alloy, bismuth indium red brass.
It is highly preferred that the liquid metal is gallium indium bianry alloy, gallium indium mass ratio is 75.5:24.5~90:10.
In step 4, the container bottom for placing gel should not be contacted by printing the position of starting, preferably away from more than container bottom 1cm.
The beneficial effects of the present invention are：
(1) present invention to be to possess the hydrogel of shear shinning and rapid static curing properties as backing material, using its
The thixotroping attribute for liquefying thinning under shear stress allows suspension printing head in backing material environment according to setting
Movement locus do fold return motion；The fast curing properties of gel can support and wrap up the liquid metal of extrusion, keep extrusion
The droplet profile of material, by the successively accumulation of drop, final shaping can be designed freely, personalized liquid metal Arbitrary 3 D
Macrostructure, realize the controllable shaping of fluent material macroscopic three dimensional structure.
(2) present invention in gel support material by continuously extruding and successively accumulating liquid metal, it is not necessary to considers liquid
The influence to forming process and end-results such as gravity, surface oxidation and diffusion of state metal, and then widened and beaten suitable for 3D
Print the printed material scope of technique.
The suspension printing-forming method of liquid metal Arbitrary 3 D macrostructure provided by the invention has no domestic and international before this
Document and patent report, making full use of liquid metal and 3D printing flexible manufacturing technique and Development of Novel Incremental Forming Technology
It is upper that there is greater advantage.
Brief description of the drawings
Fig. 1 is test example 1 of the present invention：Size is 10 × 10 × 5mm rectangular configuration print result photo.
Fig. 2 is the embodiment of the present invention 1：Size is 10 × 10 × 5mm rectangular configuration print result photo.
Fig. 3 is the embodiment of the present invention 2：Antiquing zodiac beast's head-leading front view.
Fig. 4 is the embodiment of the present invention 2：Antiquing zodiac beast's head-leading side view.
Embodiment
Now illustrate the present invention with following examples, but be not limited to the scope of the present invention.The hand used in embodiment
Section, unless otherwise instructed, using the conventional means in this area.
The present invention combines 3D printing forming technology and hydrogel shear shinning and quick-setting characteristic, to realize liquid
The personalized designs of metal macroscopic three dimensional labyrinth meet the needs of Different Individual with freely manufacturing.It should be understood that hydrogel branch
Timbering material, can rapid curing after surrender liquefaction and external force unloading when possessing stress for other in addition to carbomer high polymer material
Gel like material, be also applied for the present invention.
The inventive method comprises the following steps that：
Step 1：By promote gelation macromolecule polymer material prepare turn into mass volume ratio be 0.1~3% it is water-soluble
Liquid, it is standby after abundant swelling, mixing.
Step 2：With macromolecule polymer solution it is 1 according to mass ratio by nertralizer that concentration is 0.25~10mol/L:
1000~1:100 are sufficiently mixed uniformly, are prepared into after eliminating bubble with concrete pumping piling and static curing properties transparent aquagel
Backing material is printed as suspending.
Step 3：According to the design requirement of macroscopic three dimensional structure, using UG NX, Solidworks, ProE Wildfire etc.
Computerized three-dimensional modeling software builds the threedimensional model corresponding with predetermined liquid metal three-dimensional structure shape and exports STL forms
File, the STL formatted files of stereo circuit threedimensional model are imported in 3D printing control system Repetier-Host, set layer
High parameter scope is 0.5~0.8mm, threedimensional model is layered by Slice Software Slic3r special in control system,
Slicing treatment, and every layer of data conversion is turned into movement locus code, so as to instruct the printing-forming of follow-up 3D solid.
Step 4：Using by micro-injection pump, 20ml disposable syringes, internal diameter 0.06mm dispensing needle heads, 1.6mm Rule
The joint suspension printing feeding system controllable with the flow of internal diameter 1.5mm PVC transparent flexible pipe composition continuously extrudes liquid metal.
Gallium, gallium-indium alloy, gallium-indium-tin alloy, gallium indium red brass, bismuth indium alloy, bismuth indium stannum alloy, bismuth indium tin can be selected in liquid metal
Kirsite, bismuth-base alloy such as bismuth indium alloy, bismuth indium stannum alloy, bismuth indium red brass etc., wherein preferably gallium indium bianry alloy, gallium
Indium mass ratio is 75.5:24.5~90:10.The feeding speed of micro-injection pump is set as 0.1~0.3ml/s, print speed
For 10~15mm/s, the hanging printing of three-dimensional macro structure is then carried out according to the movement locus code of generation.Complete first layer
After the printing of structure, shower nozzle rises 0.5~0.8mm according to floor height setting value, then carries out the printing of the second Rotating fields, successively weighs
Strike-on print completes all operations step until completion wholly liquid state metal three-dimensional macro structure.
Test example 1：
Step 1：It is 0.5% that prepared by the macromolecule polymer material Acritamer 940 for promoting gelation, which turn into mass volume ratio,
The aqueous solution, after abundant swelling, mix after it is standby.
Step 2：With Acritamer 940 solution it is 1 according to mass volume ratio by sodium hydroxide nertralizer that concentration is 1mol/L:
100 are sufficiently mixed uniformly, are prepared into after eliminating bubble with concrete pumping piling and static curing properties transparent aquagel as suspension
Print backing material.
Step 3：UG NX 3 d modeling softwares structure size is used as 10 × 10 × 5mm rectangular, three-dimensional model and is exported
STL formatted files, the STL formatted files of threedimensional model are imported in 3D printing control system Repetier-Host, set floor height
Parameter area is 0.3mm, threedimensional model is layered, at section by Slice Software Slic3r special in control system
Reason, and every layer of data conversion is turned into movement locus code, so as to instruct the printing-forming of follow-up 3D solid.
Step 4：Using by micro-injection pump, 20ml disposable syringes, internal diameter 0.06mm dispensing needle heads, 1.6mm Rule
The suspension printing feeding system that the flow of joint and internal diameter 1.5mm PVC transparent flexible pipe composition is controllable is continuously extruded in gel
Liquid metal Ga In24.5.The feeding speed of micro-injection pump is set as 0.4ml/s, the movement velocity of printing head is 5mm/s,
The hanging printing of three-dimensional macro structure is then carried out according to the movement locus code of generation.After the printing for completing the first Rotating fields,
Shower nozzle rises 0.3mm according to floor height setting value, then carries out the printing of the second Rotating fields, and successively duplicate printing is until complete whole
Three-dimensional macro structure, complete all operations step.
Because liquid metal surface tension is big, spherical droplets are formed in gel after shower nozzle is extruded.According to this test example
Suspension printing technology parameter arrange parameter, the liquid metal droplet continuously extruded each other can extrude, merge, shape
Into large volume drop (see Fig. 1), the forming effect and precision of liquid metal three-dimensional structure have impact on.
Embodiment 1：
Step 1：It is 1% that prepared by the macromolecule polymer material Acritamer 940 for promoting gelation, which turn into mass volume ratio,
The aqueous solution, it is standby after abundant swelling, mixing.
Step 2：With Acritamer 940 solution it is 1 according to mass volume ratio by sodium hydroxide nertralizer that concentration is 1mol/L:
100 are sufficiently mixed uniformly, are prepared into after eliminating bubble with concrete pumping piling and static curing properties transparent aquagel as suspension
Print backing material.
Step 3：UG NX 3 d modeling softwares structure size is used as 10 × 10 × 5mm rectangular, three-dimensional model and is exported
STL formatted files, the STL formatted files of threedimensional model are imported in 3D printing control system Repetier-Host, set floor height
Parameter area is 0.6mm, threedimensional model is layered, at section by Slice Software Slic3r special in control system
Reason, and every layer of data conversion is turned into movement locus code, so as to instruct the printing-forming of follow-up 3D solid.
Step 4：Using by micro-injection pump, 20ml disposable syringes, internal diameter 0.06mm dispensing needle heads, 1.6mm Rule
The suspension printing feeding system that the flow of joint and internal diameter 1.5mm PVC transparent flexible pipe composition is controllable is continuously extruded in gel
Liquid metal Ga In24.5.The feeding speed of micro-injection pump is set as 0.25mL/s, the movement velocity of printing head is 13mm/
S, the hanging printing of three-dimensional macro structure is then carried out according to the movement locus code of generation.Complete the printing of the first Rotating fields
Afterwards, shower nozzle rises 0.6mm according to floor height setting value, then carries out the printing of the second Rotating fields, and successively duplicate printing is until complete
Whole three-dimensional macro structure, completes all operations step.
Referring to Fig. 2, as a result show, according to the suspension printing technology parameter of the present embodiment, it is unified can continuously to extrude form
Molten drop and successively accumulate, it is final to shape liquid metal three-dimensional macro structure.
Embodiment 2：
Step 1：It is 1% that prepared by the macromolecule polymer material Acritamer 940 for promoting gelation, which turn into mass volume ratio,
The aqueous solution, it is standby after abundant swelling, mixing.
Step 2：With Acritamer 940 solution it is 1 according to mass volume ratio by sodium hydroxide nertralizer that concentration is 1mol/L:
100 are sufficiently mixed uniformly, are prepared into after eliminating bubble with concrete pumping piling and static curing properties transparent aquagel as suspension
Print backing material.
Step 3：It is soft using UG NX three-dimensional modelings according to the first three-dimensional structure moulding of dragon in antiquing zodiac beast's head
Part builds threedimensional model and exports STL formatted files, and the STL formatted files of the first threedimensional model of dragon are imported into 3D printing control system
In Repetier-Host, floor height parameter area is set as 0.6mm, passes through Slic3r pairs of Slice Software special in control system
Threedimensional model is layered, slicing treatment, and every layer of data conversion is turned into movement locus code, so as to instruct follow-up three-dimensional
The printing-forming of entity.
Step 4：Using by micro-injection pump, 20ml disposable syringes, internal diameter 0.06mm dispensing needle heads, 1.6mm Rule
The suspension printing feeding system that the flow of joint and internal diameter 1.5mm PVC transparent flexible pipe composition is controllable is continuously extruded in gel
Liquid metal Ga In24.5.The feeding speed of micro-injection pump is set as 0.25mL/s, the movement velocity of printing head is 13mm/
S, the hanging printing of three-dimensional macro structure is then carried out according to the movement locus code of generation.Complete the printing of the first Rotating fields
Afterwards, shower nozzle rises 0.6mm according to floor height setting value, then carries out the printing of the second Rotating fields, and successively duplicate printing is until complete
The first three-dimensional macro structure of wholly liquid state metal dragon, completes all operations step.
Referring to Fig. 3 and Fig. 4, gel is placed in 80mL beakers, is printed from bottom to top since away from bottom 3cm right positions.
The first three-dimensional structure about 4cm of liquid metal dragon after printing is high, is suspended in gel.
Embodiment above is only that the preferred embodiment of the present invention is described, and not the scope of the present invention is entered
Row limits, on the premise of design spirit of the present invention is not departed from, technical side of this area ordinary skill technical staff to the present invention
The all variations and modifications that case is made, it all should fall into the protection domain of claims of the present invention determination.
Claims (9)
1. a kind of suspension printing-forming method of liquid metal three-dimensional macro structure, it is characterised in that including step：
Step 1：Gelation macromolecule polymer material will be promoted and be dissolved in water, and be fully swelled；
Step 2：The resulting solution of regulating step 1 is neutral or alkalescence, eliminates bubble, is made with concrete pumping piling and static curability
The transparent aquagel of matter is as the printing backing material that suspends；
Step 3：3 d structure model is created using Computerized three-dimensional modeling software and exports STL formatted files, by three-dimensional structure
The stl file of model imports 3D printing control software, the movement locus code of printing head is generated, so as to instruct printer successively
Printing；
Step 4：Liquid metal is pumped into syringe, at ambient temperature led to liquid metal by the control of micro-injection pump
Cross shower nozzle continuously to extrude, the successively incremental forming liquid metal three-dimensional macro structure in hydrogel.
2. the suspension printing-forming method of liquid metal three-dimensional macro structure according to claim 1, it is characterised in that institute
State and promote gelation macromolecule polymer material as polyacrylamide resin, CP, polyethylene glycol oxide, polyquaternary amine
One or more in salt, the mass volume ratio that macromolecule polymer material is dissolved in water are 0.1~3%.
3. the suspension printing-forming method of liquid metal three-dimensional macro structure according to claim 1, it is characterised in that institute
State in step 2, with macromolecule polymer solution be 1 according to mass ratio by nertralizer that concentration is 0.25~10mol/L:1000~
1:100 are sufficiently mixed uniformly, the nertralizer is sodium hydroxide, sodium acid carbonate, in potassium hydroxide, one kind or more of triethanolamine
Kind.
4. the suspension printing-forming method of liquid metal three-dimensional macro structure according to claim 1, it is characterised in that institute
State in step 3, set floor height as 0.5~0.8mm and carry out slicing treatment, generate the movement locus code of printing head, so as to
Printer is instructed successively to print.
5. the suspension printing-forming method of the liquid metal three-dimensional macro structure according to any one of Claims 1 to 4, it is special
Sign is that the Computerized three-dimensional modeling software in the step 3 is UG NX, SolidWorks, ProE Wildfire three-dimensionals are built
One kind in mould software；3D printing control software is Repetier-Host；Slice Software is Slic3r.
6. the suspension printing-forming method of the liquid metal three-dimensional macro structure according to any one of Claims 1 to 4, it is special
Sign is, in the step 4, sets the feeding speed of micro-injection pump as 0.1~0.3ml/s, print speed is 10~15mm/
s。
7. the suspension printing-forming method of the liquid metal three-dimensional macro structure according to any one of Claims 1 to 4, it is special
Sign is, in the step 4, a diameter of 0.06mm of printing head；The suspension of the liquid metal Arbitrary 3 D macrostructure is beaten
Print process be it is every shaping one Rotating fields after, shower nozzle according to setting floor height parameter rise 0.5~0.8mm, carry out next Rotating fields
Printing, successively printing is until the print procedure of liquid metal three-dimensional structure is completed.
8. the suspension printing-forming method of the liquid metal three-dimensional macro structure according to any one of Claims 1 to 4, it is special
Sign is, the liquid metal be gallium, gallium-indium alloy, gallium-indium-tin alloy, gallium indium red brass, bismuth indium alloy, bismuth indium stannum alloy,
One kind in bismuth indium red brass, bismuth-base alloy such as bismuth indium alloy, bismuth indium stannum alloy, bismuth indium red brass.
9. the suspension printing-forming method of liquid metal three-dimensional macro structure according to claim 8, it is characterised in that institute
It is gallium indium bianry alloy to state liquid metal, and gallium indium mass ratio is 75.5:24.5~90:10.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610815691.XA CN107803504B (en) | 2016-09-09 | 2016-09-09 | A kind of suspension printing-forming method of liquid metal three-dimensional macro structure |
| PCT/CN2017/100733 WO2018045968A1 (en) | 2016-09-09 | 2017-09-06 | Method for forming three-dimensional macrostructure using liquid metal by means of suspension printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610815691.XA CN107803504B (en) | 2016-09-09 | 2016-09-09 | A kind of suspension printing-forming method of liquid metal three-dimensional macro structure |
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| Publication Number | Publication Date |
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| CN107803504A true CN107803504A (en) | 2018-03-16 |
| CN107803504B CN107803504B (en) | 2018-10-16 |
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| WO (1) | WO2018045968A1 (en) |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1257762A (en) * | 1999-12-24 | 2000-06-28 | 清华大学 | Solution-based solidification-stack shaping method and its apparatus |
| CN103127608A (en) * | 2013-01-22 | 2013-06-05 | 清华大学 | Manufacturing method of inner body injecting and molding type electronic device |
| CN104108248A (en) * | 2013-04-19 | 2014-10-22 | 中国科学院理化技术研究所 | Liquid metal ink-jet printing equipment and printing method |
| WO2015031453A1 (en) * | 2013-08-28 | 2015-03-05 | Elwha Llc | Systems and methods for additive manufacturing of three dimensional structures |
| CN105312573A (en) * | 2015-11-17 | 2016-02-10 | 北京科技大学 | Method and device for conducting 3D printing directly with liquid metal |
| CN105458254A (en) * | 2015-06-17 | 2016-04-06 | 黛博拉·D·L·钟 | Thixotropic liquid metal-based fluid, laminate and forming method for metal components thereof |
| CN105655476A (en) * | 2016-01-25 | 2016-06-08 | 云南科威液态金属谷研发有限公司 | Intelligent hydrogel device and intelligent hydrogel control device |
| CN105855540A (en) * | 2016-04-12 | 2016-08-17 | 北京梦之墨科技有限公司 | Liquid metal printing device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399981B (en) * | 2014-12-14 | 2016-07-06 | 机械科学研究总院先进制造技术研究中心 | A kind of three-dimensional printing-forming method of metal-base composites |
| CN105798306B (en) * | 2014-12-31 | 2017-12-19 | 中国科学院理化技术研究所 | 3D metal printing system and method |
| CN104646670B (en) * | 2015-03-06 | 2017-05-24 | 沈湧 | High-frequency induction melting type metal 3D (three-dimensional) printing machine |
| CN105235210A (en) * | 2015-09-25 | 2016-01-13 | 深圳市博恩实业有限公司 | Electrically conductive composite capable of being printed through 3D printing and 3D printing forming method |
-
2016
- 2016-09-09 CN CN201610815691.XA patent/CN107803504B/en active Active
-
2017
- 2017-09-06 WO PCT/CN2017/100733 patent/WO2018045968A1/en not_active Ceased
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1257762A (en) * | 1999-12-24 | 2000-06-28 | 清华大学 | Solution-based solidification-stack shaping method and its apparatus |
| CN103127608A (en) * | 2013-01-22 | 2013-06-05 | 清华大学 | Manufacturing method of inner body injecting and molding type electronic device |
| CN104108248A (en) * | 2013-04-19 | 2014-10-22 | 中国科学院理化技术研究所 | Liquid metal ink-jet printing equipment and printing method |
| WO2015031453A1 (en) * | 2013-08-28 | 2015-03-05 | Elwha Llc | Systems and methods for additive manufacturing of three dimensional structures |
| CN105458254A (en) * | 2015-06-17 | 2016-04-06 | 黛博拉·D·L·钟 | Thixotropic liquid metal-based fluid, laminate and forming method for metal components thereof |
| CN105312573A (en) * | 2015-11-17 | 2016-02-10 | 北京科技大学 | Method and device for conducting 3D printing directly with liquid metal |
| CN105655476A (en) * | 2016-01-25 | 2016-06-08 | 云南科威液态金属谷研发有限公司 | Intelligent hydrogel device and intelligent hydrogel control device |
| CN105855540A (en) * | 2016-04-12 | 2016-08-17 | 北京梦之墨科技有限公司 | Liquid metal printing device |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859097A (en) * | 2018-06-15 | 2018-11-23 | 南京大学 | 3 D-printing method based on fluid support |
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| CN110841080A (en) * | 2019-11-12 | 2020-02-28 | 浙江清华柔性电子技术研究院 | Conductive hydrogel device, preparation method and application thereof |
| CN111069606A (en) * | 2019-12-06 | 2020-04-28 | 北京航空航天大学 | Continuous forming method of low-melting-point metal |
| CN110931478A (en) * | 2019-12-12 | 2020-03-27 | 浙江清华柔性电子技术研究院 | Functional gel, its preparation method and application |
| CN112191853A (en) * | 2020-03-31 | 2021-01-08 | 北京航空航天大学 | Rapid forming method of liquid metal gallium at room temperature |
| CN114054763A (en) * | 2020-07-29 | 2022-02-18 | 中国科学院理化技术研究所 | A kind of multi-shaped liquid metal particles and preparation method thereof |
| CN114054763B (en) * | 2020-07-29 | 2024-02-27 | 中国科学院理化技术研究所 | Multi-shape liquid metal particle and preparation method thereof |
| CN115124804A (en) * | 2021-03-29 | 2022-09-30 | 上普博源（北京）生物科技有限公司 | Composition for treating skin inflammation |
| CN115124804B (en) * | 2021-03-29 | 2023-10-31 | 上普博源（北京）生物科技有限公司 | a composition |
| CN113524660A (en) * | 2021-08-10 | 2021-10-22 | 烟台液秀生物科技有限公司 | High-throughput array type 3D liquid drop printing method |
| CN113524660B (en) * | 2021-08-10 | 2022-12-13 | 烟台液秀生物科技有限公司 | High-throughput array type 3D liquid drop printing method |
Also Published As
| Publication number | Publication date |
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| CN107803504B (en) | 2018-10-16 |
| WO2018045968A1 (en) | 2018-03-15 |
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