CN107986763A - A kind of water-based 3D printing base substrate method and its forming method - Google Patents
A kind of water-based 3D printing base substrate method and its forming method Download PDFInfo
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- CN107986763A CN107986763A CN201711413232.XA CN201711413232A CN107986763A CN 107986763 A CN107986763 A CN 107986763A CN 201711413232 A CN201711413232 A CN 201711413232A CN 107986763 A CN107986763 A CN 107986763A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/001—Rapid manufacturing of 3D objects by additive depositing, agglomerating or laminating of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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- C—CHEMISTRY; METALLURGY
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/602—Making the green bodies or pre-forms by moulding
- C04B2235/6023—Gel casting
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- C—CHEMISTRY; METALLURGY
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/602—Making the green bodies or pre-forms by moulding
- C04B2235/6026—Computer aided shaping, e.g. rapid prototyping
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Abstract
The present invention relates to 3D technology field, discloses a kind of water-based 3D printing forming method.The water-based 3D printing forming method comprises the following steps:S1. using water as carrier, the powder body material that addition can form suspension with water is made into powder suspension, and the solid volume fraction of the powder suspension is 20~65%, and organic monomer is added into powder suspension, and it is spare to obtain slurry A;S2. preparing can be spare with the substance B of step S1 organic monomers generation gelling reaction;S3. substance B in slurry A in step S1 and step S2 is uniformly mixed, obtains mixture C;S4. mixture C is delivered to 3D printing head and gives the condition that organic monomer can be accelerated to polymerize, printed according to three-dimensional modeling data, layer upon layer is molded, and finally obtains the base substrate of required shape;S5. base substrate is dried, obtains high intensity base substrate, then dumping and sintered, obtain final products.
Description
Technical field
The present invention relates to 3D technology field, more particularly, to a kind of water-based 3D printing base substrate method and its forming method.
Background technology
3D printing technique is a kind of emerging rapid shaping technique, by being successively superimposed material manufacture 3 D stereo
The technology of structure material object, different from traditional removal material manufacture technology, therefore also known as increasing material manufacturing, 3D printing are main
Selective laser sintering technology (SLS), melting sedimentation (FDM) and Stereo Lithography technology (SLA).
The high-strength high hardware features of advanced ceramics material and hard material, make it be difficult to be molded, development in science and technology to ceramics,
Hard alloy product complexity and required precision are higher and higher, this has become the biggest obstacle of its application.And increasing material manufacturing(3D
Printing)The appearance of technology, then make it possible breakthrough advanced ceramics application biggest obstacle i.e. difficult forming.3D printing ceramics nothing
Proembryo and mould are needed, is also not required to process, just can be directly according to computer graphics data, the method by increasing material generates any
The complex structure of shape, therefore paid close attention to be subject to domestic and international ceramic field expert height.The Gao Rong of ceramics and hard alloy
Point, high hard brittleness cause its increasing material manufacturing to be most difficult to the material of printing shaping, usually to make by high molecular material or metal material
3D printing is carried out for binding agent.Adopt selective laser sintering, selective laser fusing, laser near-net-shape, electron beam selective melting etc.
Straight forming mode can often produce larger thermal stress in rapid solidification, so that more micro-crack is formed, it is uncomfortable
Close increasing material manufacturing ceramic material.Fused glass pellet mixes ceramic powders and organic binder bond, with extruder or capillary
Blood vessel rheometer makes silk, and then layer molding mode makes ceramic member raw embryo, prepared by follow-up sintering.The shortcomings that the method
It is that surface zonal texture occurs, formed precision is poor, needs follow-up grinding process.Photocuring is 3D printing technique formed precision highest,
And efficiently, highly integrated, stock utilization is high, its print the operation principle of ceramic powders be by by laser added with ceramics
Powder or presoma liquid photosensitive resin optionally curing molding complex parts, then through drying, degreasing, sintering, so can
Although to protect the high accuracy of sign forming ceramic products, costly, system operates liquid requires harsh, shaping to its equipment
Part is mostly resin, and material price is expensive and limited capacity, is unfavorable for storing for a long time, environmental pollution is serious.
For existing 3D printing technique there are the defects of, the present invention gel-casting technology is combined with 3D printing, proposition
A kind of water-based 3D printing forming method, the principle of gel injection molding and forming technology is that situ-gel cures, and shaping speed is very fast, can
Near-net-shape complex component, and even green body is good, high mechanical strength, sintering character are excellent, therefore expand gel note
Mold forming technology is combined with 3D printing techniques, it will thus provide a kind of brand-new 3D printing technique, so as to solve existing 3D printing skill
The defects of art, expand and apply the molding Material Fields of 3D significantly.
The content of the invention
The technical problem to be solved in the present invention in view of the deficiencies of the prior art, introduces casting molding technique, using water as carrier,
With reference to 3D printing technique, there is provided a kind of brand-new water-based 3D printing base substrate method.
The present invention also provides a kind of water-based 3D printing forming method.
The purpose of the present invention is achieved by the following technical programs:
A kind of water-based 3D printing forming method is provided, is comprised the following steps:
S1. using water as carrier, the powder body material that addition can form suspension with water is made into powder suspension, the powder suspension
Solid volume fraction be 20~65%, and organic monomer is added into powder suspension, it is spare to obtain slurry A;
S2. preparing can be spare with the substance B of step S1 organic monomers generation gelling reaction;
S3. substance B in slurry A in step S1 and step S2 is uniformly mixed, obtains mixture C;
S4. mixture C is delivered to 3D printing head and gives the condition that organic monomer can be accelerated to polymerize, according to three-dimensional modeling data
Printed, layer upon layer shaping, finally obtain the base substrate of required shape.
The principle of the present invention forms the preferable powder of dispersiveness after being, using water as carrier, to add the powder body material of low-density
Suspension, the powder suspension viscosity is low, and solid concentration is high, good fluidity, after adding organic monomer, by finely dispersed powder
Particles coat in liquid suspension is allowed to fixation in situ, so as to obtain the suspension of the composite material of powder and macromolecule organic
Liquid, the substance B by the way that gelling reaction occurs with organic monomer mix make organic monomer in suspension liquid occur to be chemically crosslinked or
Three-dimensional network-like structure is physical crosslinking into, the base substrate of advanced base intensity and precision is quickly prepared with reference to 3D printing technique.
Preferably, powder body material described in step S1 be low-density ceramic powders or submicron metal, and can and water
Form powder suspension.
Preferably, it is made into step S1 during powder suspension and is also added into crosslinking agent, is more preferably also added into point
Powder, defrother, levelling agent, additive, the one or more of catalyst, addition dispersant further improve powder and are suspending
Dispersiveness in liquid, adds crosslinking agent and forms multicomponent gel rubber system, for different organic monomer systems, it is necessary to using not
Same corresponding initiator.
Preferably, substance B described in step S2 is initiator or light curing agent, according to actual conditions, in limited trials
The best of breed that can make organic monomer that gelling reaction occur can be selected down, wherein initiator and catalyst cannot add at the same time,
And need to separate storage before addition, therefore catalyst can be added in slurry A in advance.
Preferably, slurry A is mixed by way of gravity or injection with substance B described in step S3.
Wherein, slurry A of the present invention is using water as carrier, and the preferable powder of dispersiveness is formed after adding the powder body material of low-density
Liquid suspension, its good fluidity, the two mixing can be achieved without ambient pressure.
The condition of the present invention that organic monomer can be accelerated to polymerize is that suitable condition is determined according to gel rubber system.
Preferably, it is ultraviolet light or laser beam that can accelerate the condition that organic monomer polymerize described in step S4.
Preferably, it is temperature that can accelerate the condition that organic monomer polymerize described in step S4.
Preferably, it is focused microwave that can accelerate the condition that organic monomer polymerize described in step S4.
The present invention also provides a kind of water-based 3D printing manufacturing process, the base substrate being prepared using the above method is done
It is dry, high intensity base substrate is obtained, then dumping and sinters, obtains final products.
Compared with prior art, the beneficial effects of the invention are as follows:
The present invention for existing 3D printing technique there are the defects of, gel-casting technology is combined with 3D printing, propose one kind
Water-based 3D printing forming method, the situ-gel principle of solidification is combined with 3D printing, without proembryo and mold developing, is also not required to add
Work, just can be directly according to computer graphics data, and the method by increasing material generates the complex structure of any shape, should
Method even green body in ensure that gel-casting technology is good, high mechanical strength, excellent sintering character the advantages of at the same time, also pole
The earth improves production efficiency, and the base substrate green strength printed is high, precision is high.
The present invention using low viscosity, high solid volume fraction, good fluidity powder suspension as 3D printing raw material, without
Conveying, mixing and extrusion can be realized in 3D printing equipment by ambient pressure, with cost is low, reliability is high, operational
The advantages that strong, and hardening time is fast, it is high to cure precision, it is easy to accomplish industrialized production.
The present invention can reduce the viscosity of gelling precursor using water as solvent, avoid using caused by organic matter solvent
Problem of environmental pollution, and drying process is simple, belongs to environmentally friendly technique, is adapted to industrialized production.
Brief description of the drawings
Fig. 1 present invention process flow charts.
Fig. 2 present device schematic diagrames.
Embodiment
The present invention provides a kind of water-based 3D printing forming method, and concrete technology method is as shown in Figure 1, comprise the following steps:
S1. using water as carrier, the powder body material that addition can form suspension with water is made into powder suspension, and the suspension is consolidated
Phase volume fraction is 20~65%, and organic monomer is added into powder suspension, it is spare to obtain slurry A;
S2. preparing can be spare with the substance B of organic monomer generation gelling reaction in step S1;
S3. it is product mix spare in step S1 and step S2 is uniform, obtain mixture C;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. 3D printing head mixture C being delivered in 3D printing equipment, and given in 3D printing equipment and can accelerate organic list
The condition of body polymerization, 3D printing head is controlled by computer, and layer upon layer is molded, and finally obtains the base substrate of required shape;
S6. the obtained base substrates of step S5 are dried, obtain high intensity base substrate, then dumping and sintered, obtain final products.
Wherein, it is that the powder body material of low-density and water are made into low viscosity, high solid volume fraction, mobility in step S1
Good powder suspension(According to actual conditions addition dispersant can be selected to improve solid concentration), and simultaneous selection is suitable
Organic monomer is added to component units gelling system in powder suspension, or the suitable organic monomer of selection and crosslinking agent add
Polynary gel rubber system is formed into powder suspension;Substance B selects initiator or photocuring according to gel rubber system in step S2
Agent;It is also to be determined according to gel rubber system that can accelerate the condition that organic monomer polymerize in step S4.
For the above method, the water-based 3D printing former of the present invention may be designed to as shown in Fig. 2, including slurry tank 1, storage
Batch can 2, mixing tank 3 and 3D printing equipment 4, slurry tank 1, storage tank 2 are connected with mixing tank 3 respectively, and mixing tank 3 is set with 3D printing
First 41 connection of 3D printing in standby 4;
Agitating device 11 is equipped with slurry tank 1, discharge outlet is equipped with metering device 12, and 2 discharge outlet of storage tank is equipped with metering and fills
21 are put, agitating device 31 is equipped with mixing tank 3.
The water-based 3D printing former operation principle of the present invention is as follows:It can occur the slurry A prepared and with organic monomer
The substance B of gelling reaction is individually positioned in slurry tank 1 and storage tank 2, if necessary to add initiator and catalyst at the same time, is stored up
Batch can 2 at least needs to prepare 2 separately storage initiator and catalyst, then mixes, can also be directly being starched with slurry respectively
Catalyst is first added in material, slurry, which fills the working status that the agitating device 11 in 1 is kept stirring, prevents slurry A from depositing, it is necessary to beat
When print, three-dimensional modeling data is imported into 3D printing equipment 4, the material in slurry tank 1 and storage tank 2 is respectively by passing through meter
Amount device 12 and metering device 21 prepare be delivered in mixing tank 3 in proportion, and the agitating device 31 in mixing tank 3 keeps work shape
Mixture C, is delivered in the 3D printing head of 3D printing equipment 4 by state after mixing, and 3D printing equipment 4 is according to threedimensional model number
Factually injection prints, need in print procedure to give temperature or ultraviolet light that 4 interior energy of 3D printing equipment accelerates organic monomer polymerization or
Laser beam or focused microwave, obtain base substrate be dried again, dumping, sintering, finally obtain product.
Wherein, due to slurry A good fluidities, gravity is passed through(Such as under the control of valve)It can complete to convey, mix
Close, without ambient pressure, it is contemplated that some situations need to accelerate the efficiency of 3D printing, can also be acted on by pressure(Such as note
Penetrate or pump)To accelerate material conveying, mixing.The present invention realizes that the equipment for the condition for accelerating organic monomer polymerization can be heating dress
Put, light irradiation apparatus or microwave tube etc., it can be on the print platform of 3D printing equipment to apply object.Specific device and structure
Those skilled in the art can select and design according to actual conditions.
The present invention is further illustrated with reference to specific embodiment.Following embodiments are only illustrative examples, not structure
Into inappropriate limitation of the present invention, the multitude of different ways that the present invention can be limited and covered by the content of the invention is implemented.It is unless special
Do not mentionlet alone bright, the present invention reagent, compound and the equipment that use is the art conventional reagent, compound and equipment.
Embodiment 1
The present embodiment provides a kind of water-based 3D printing forming method, using Al2O3Original washing powder body is raw material, and energy is given in print procedure
Accelerate the temperature of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
50wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 1wt%, dispersant PAA-NH4 is 4wt%, catalyst tetramethyl second two
Amine(TMEDA)It is 0.1~1wt% for 5wt%, defrother, adds the Al that volume ratio is 55%2O3Original washing powder body, after ball grinding stirring
Suspension slurry A to low viscosity, high solid volume fraction is spare;
S2. the initiator ammonium persulfate solution that configuration concentration is 1% is spare as substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the temperature that organic monomer can be accelerated to polymerize is given in print procedure, is specifically maintained under 150 DEG C of atmosphere and implements to beat
Print so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
Originally it is embodied as ensureing to be molded soon during 3D printing(Each layer will not produce deformation during layer upon layer), improve cure speed
Rate and green strength, optimize the proportioning of slurry A, suitably(It is too high to cause impurity excessive on the contrary)Improve the weight of monomer addition
Percentage is measured, and implements printing under 150 DEG C of atmosphere.
The base substrate green strength that the present embodiment is prepared reaches 41MPa, and relative density more than 96% is sintered in normal temperature air.
Embodiment 2
The present embodiment provides a kind of water-based 3D printing forming method, using Al2O3Original washing powder body is raw material, and energy is given in print procedure
Accelerate the temperature of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For 45t%,
Crosslinking agent methylene-bisacrylamide(MBAM)For 0.5wt%, dispersant PAA-NH4 is 3wt%, tetramethylethylenediamine(TMEDA)
It is 0.1~1wt%% for 4wt%, defrother, is controlled solution ph 9 or so by ammonium hydroxide, it is 55% to add volume ratio
Al2O3Original washing powder body, it is spare to obtain low viscosity, the suspension slurry A of high solid volume fraction after ball grinding stirring;
S2. the initiator ammonium persulfate solution that configuration concentration is 1% is spare as substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the temperature that organic monomer can be accelerated to polymerize is given in print procedure, is specifically maintained under 150 DEG C of atmosphere and implements to beat
Print so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
The base substrate green strength that the present embodiment is prepared reaches 34MPa, and relative density more than 95% is sintered in normal temperature air.
Embodiment 3
The present embodiment provides a kind of water-based 3D printing forming method, using Al2O3Original washing powder body is raw material, and energy is given in print procedure
Accelerate the temperature of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
55wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 1.5wt%, dispersant PAA-NH4 is 5wt%, tetramethylethylenediamine
(TMEDA)It is 0.1~1wt%% for 6wt%, defrother, is controlled solution ph 9 or so by ammonium hydroxide, adding volume ratio is
55% Al2O3Original washing powder body, it is spare to obtain low viscosity, the suspension slurry A of high solid volume fraction after ball grinding stirring;
The initiator ammonium persulfate solution that S2 configuration concentrations are 1% is spare as substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the temperature that organic monomer can be accelerated to polymerize is given in print procedure, is specifically maintained under 150 DEG C of atmosphere and implements to beat
Print so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
The base substrate green strength that the present embodiment is prepared reaches 36MPa, and relative density more than 97% is sintered in normal temperature air.
Embodiment 4
The present embodiment is substantially the same manner as Example 1, and difference is, Al in step S12O3The volume fraction of original washing powder body is
65%。
The present embodiment the present embodiment changes Al2O3Original washing powder body volume fraction, the base substrate green strength being prepared reach
39MPa, relative density more than 97% is sintered in normal temperature air.
Embodiment 5
The present embodiment is substantially the same manner as Example 1, and difference is, Al in step S12O3The volume fraction of original washing powder body is
20%。
The present embodiment the present embodiment changes Al2O3Original washing powder body volume fraction, the base substrate green strength being prepared reach
32MPa, relative density more than 95% is sintered in normal temperature air.
Embodiment 6
The present embodiment provides a kind of water-based 3D printing forming method, using ZrO2Original washing powder body is raw material, and energy is given in print procedure
Accelerate the ultraviolet light or laser beam of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
50wt%, additive ethyl acetate(EA)For 8wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 1wt%, dispersant PAA-
NH4 is 4wt%, defrother is 0.1~1wt%%, is controlled solution ph 9 or so by ammonium hydroxide, adds volume ratio as 50%
ZrO2Original washing powder body, it is spare to obtain low viscosity, the suspension slurry A of high solid volume fraction after ball grinding stirring;
S2. a certain amount of light curing agent that can trigger gelling reaction is configured(Light curing agent 819), it is spare to obtain substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the ultraviolet light or laser beam that organic monomer can be accelerated to polymerize are given in print procedure, specifically in wavelength 365~405
Printed under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
Originally it is embodied as ensureing to be molded soon during 3D printing(Each layer will not produce deformation during layer upon layer), improve cure speed
Rate and green strength, optimize the proportioning of slurry A, suitably(It is too high to cause impurity excessive on the contrary)Improve the weight of monomer addition
Percentage is measured, and with the addition of additive ethyl acetate(EA), implement printing under ultraviolet light or laser beam atmosphere.
The base substrate green strength that the present embodiment is prepared reaches 20MPa, and relative density more than 96% is sintered in normal temperature air.
Embodiment 7
The present embodiment provides a kind of water-based 3D printing forming method, using ZrO2Original washing powder body is raw material, and energy is given in print procedure
Accelerate the ultraviolet light or laser beam of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
45wt%, additive ethyl acetate(EA)For 7wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 0.5wt%, dispersant
PAA-NH4 is 3wt%, defrother is 0.1~1wt%%, is controlled solution ph 9 or so by ammonium hydroxide, adding volume ratio is
50% ZrO2Original washing powder body, it is spare to obtain low viscosity, the suspension slurry A of high solid volume fraction after ball grinding stirring;
S2. a certain amount of light curing agent that can trigger gelling reaction is configured(Light curing agent 819), it is spare to obtain substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the ultraviolet light or laser beam that organic monomer can be accelerated to polymerize are given in print procedure, specifically in wavelength 365~405
Printed under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
The base substrate green strength that the present embodiment is prepared reaches 15MPa, and relative density more than 95% is sintered in normal temperature air.
Embodiment 8
The present embodiment provides a kind of water-based 3D printing forming method, using ZrO2Original washing powder body is raw material, and energy is given in print procedure
Accelerate the ultraviolet light or laser beam of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
55wt%, additive ethyl acetate(EA)For 9wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 2wt%, dispersant PAA-
NH4 is 5wt%, defrother is 0.1~1wt%%, is controlled solution ph 9 or so by ammonium hydroxide, adds volume ratio as 50%
ZrO2Original washing powder body, it is spare to obtain low viscosity, the suspension slurry A of high solid volume fraction after ball grinding stirring;
S2. a certain amount of light curing agent that can trigger gelling reaction is configured(Light curing agent 819), it is spare to obtain substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the ultraviolet light or laser beam that organic monomer can be accelerated to polymerize are given in print procedure, specifically in wavelength 365~405
Printed under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
The base substrate green strength that the present embodiment is prepared reaches 17MPa, and relative density more than 96% is sintered in normal temperature air.
Embodiment 9
The present embodiment is substantially the same manner as Example 6, and difference is, ZrO described in step S12The volume fraction of original washing powder body is
65%。
The present embodiment changes ZrO2Original washing powder body volume fraction, the base substrate green strength being prepared reach 19MPA, sintering
Relative density is obtained afterwards reaches more than 97%.
Embodiment 10
The present embodiment is substantially the same manner as Example 6, and difference is, ZrO described in step S12The volume fraction of original washing powder body is
20%。
The present embodiment changes ZrO2Original washing powder body volume fraction, the base substrate green strength being prepared reach 95MPA, sintering
Relative density is obtained afterwards reaches more than 95%.
Embodiment 11
The present embodiment provides a kind of water-based 3D printing forming method, using Si3N4Original washing powder body is raw material, and energy is given in print procedure
Accelerate the focused microwave of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
50wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 1wt%, dispersant PAA-NH4 is 4wt%, catalyst tetramethyl second two
Amine(TMEDA)It is 0.1~1wt%% for 3wt%, defrother, solution ph is controlled 9 or so by ammonium hydroxide, adds volume ratio
For 45% Si3N4Original washing powder body, it is spare to obtain low viscosity, the suspension slurry A of high solid volume fraction after ball grinding stirring;
S2. the initiator ammonium persulfate solution that configuration concentration is 1% is spare as substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the focused microwave that organic monomer can be accelerated to polymerize is given in print procedure, is specifically maintained at focused microwave(By setting
Put microwave tube)Implement printing under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base of required shape
Body;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
Originally it is embodied as ensureing to be molded soon during 3D printing(Each layer will not produce deformation during layer upon layer), improve cure speed
Rate and green strength, optimize the proportioning of slurry A, suitably(It is too high to cause impurity excessive on the contrary)Improve the weight of monomer addition
Percentage is measured, and implements printing under focused microwave atmosphere.
Focused microwave is produced by microwave tube in the present embodiment, and design parameter is according to 600 watts~800 watts progress phases of micro-wave oven
The adjustment answered.
The base substrate green strength that the present embodiment is prepared reaches 43MPa, and relative density more than 98% is sintered in normal temperature air.
Embodiment 12
The present embodiment provides a kind of water-based 3D printing forming method, using Si3N4Original washing powder body is raw material, and energy is given in print procedure
Accelerate the focused microwave of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
45wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 0.5wt%, dispersant PAA-NH4 is 3wt%, catalyst tetramethyl second
Diamines(TMEDA)It is 0.1~1wt%% for 2wt%, defrother, solution ph is controlled 9 or so by ammonium hydroxide, adds volume
Than the Si for 45%3N4Original washing powder body, it is spare to obtain low viscosity, the suspension slurry A of high solid volume fraction after ball grinding stirring;
S2. the initiator ammonium persulfate solution that configuration concentration is 1% is spare as substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the focused microwave that organic monomer can be accelerated to polymerize is given in print procedure, is specifically maintained at focused microwave(By setting
Put microwave tube)Implement printing under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base of required shape
Body;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
The base substrate green strength that the present embodiment is prepared reaches 37MPa, and relative density more than 97% is sintered in normal temperature air.
Embodiment 13
The present embodiment provides a kind of water-based 3D printing forming method, using Si3N4Original washing powder body is raw material, and energy is given in print procedure
Accelerate the focused microwave of organic monomer polymerization, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
55wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 1.5wt%, dispersant PAA-NH4 is 5wt%, catalyst tetramethyl second
Diamines(TMEDA)It is 0.1~1wt%% for 4wt%, defrother, solution ph is controlled 9 or so by ammonium hydroxide, adds volume
Than the Si for 45%3N4Original washing powder body, it is spare to obtain low viscosity, the suspension slurry A of high solid volume fraction after ball grinding stirring;
S2. the initiator ammonium persulfate solution that configuration concentration is 1% is spare as substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the focused microwave that organic monomer can be accelerated to polymerize is given in print procedure, is specifically maintained at focused microwave(By setting
Put microwave tube)Implement printing under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base of required shape
Body;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
The base substrate green strength that the present embodiment is prepared reaches 39MPa, and relative density more than 98% is sintered in normal temperature air.
Embodiment 14
The present embodiment is substantially the same manner as Example 11, and difference is, Si described in step S13N4Original washing powder volume fraction is
65%。
The present embodiment changes Si3N4Original washing powder volume fraction, the base substrate green strength being prepared reach 41MPa, normal temperature air
Middle sintering relative density more than 98%.
Embodiment 15
The present embodiment is substantially the same manner as Example 11, and difference is, Si described in step S13N4Original washing powder volume fraction is
20%。
The present embodiment changes Si3N4Original washing powder volume fraction, the base substrate green strength being prepared reach 35MPa, normal temperature air
Middle sintering relative density more than 97%.
Embodiment 16
The present embodiment provides a kind of water-based 3D printing forming method, submicron metal nano silver powder is used as raw material, is printed
During give can accelerate organic monomer polymerize ultraviolet light or laser beam, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
50wt%, additive ethyl acetate(EA)For 8wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 1wt%, defrother 0.1
~1wt%%, adds the nano silver powder that volume ratio is 50%, obtain after ball grinding stirring low viscosity, high solid volume fraction it is outstanding
Buoyant slurry A is spare;
S2. a certain amount of light curing agent that can trigger gelling reaction is configured(Light curing agent 819), it is spare to obtain substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the ultraviolet light or laser beam that organic monomer can be accelerated to polymerize are given in print procedure, specifically in wavelength 365~405
Printed under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
Originally it is embodied as ensureing to be molded soon during 3D printing(Each layer will not produce deformation during layer upon layer), improve cure speed
Rate and green strength, optimize the proportioning of slurry A, suitably(It is too high to cause impurity excessive on the contrary)Improve the weight of monomer addition
Percentage is measured, and with the addition of additive ethyl acetate(EA), implement printing under ultraviolet light or laser beam atmosphere.
The base substrate green strength that the present embodiment is prepared reaches 24MPa, and relative density more than 98% is sintered in normal temperature air.
Embodiment 17
The present embodiment provides a kind of water-based 3D printing forming method, submicron metal nano silver powder is used as raw material, is printed
During give can accelerate organic monomer polymerize ultraviolet light or laser beam, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
45wt%, additive ethyl acetate(EA)For 7wt%, crosslinking agent methylene-bisacrylamide(MBAM)It is for 0.5wt%, defrother
0.1~1wt%%, adds the nano silver powder that volume ratio is 50%, low viscosity, high solid volume fraction is obtained after ball grinding stirring
Suspension slurry A it is spare;
S2. a certain amount of light curing agent that can trigger gelling reaction is configured(Light curing agent 819), it is spare to obtain substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the ultraviolet light or laser beam that organic monomer can be accelerated to polymerize are given in print procedure, specifically in wavelength 365~405
Printed under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
The base substrate green strength that the present embodiment is prepared reaches 18MPa, and relative density more than 97% is sintered in normal temperature air.
Embodiment 18
The present embodiment provides a kind of water-based 3D printing forming method, submicron metal nano silver powder is used as raw material, is printed
During give can accelerate organic monomer polymerize ultraviolet light or laser beam, comprise the following steps:
S1. using water as carrier, it is monomer N, N- methylene bisacrylamide acyl to add mass ratio into deionized water(DMAA)For
55wt%, additive ethyl acetate(EA)For 9wt%, crosslinking agent methylene-bisacrylamide(MBAM)For 2wt%, defrother 0.1
~1wt%%, adds the nano silver powder that volume ratio is 65%, obtain after ball grinding stirring low viscosity, high solid volume fraction it is outstanding
Buoyant slurry A is spare;
S2. a certain amount of light curing agent that can trigger gelling reaction is configured(Light curing agent 819), it is spare to obtain substance B;
S3. the A material prepared by step S1 are placed in Fig. 2 in slurry tank 1, and are stirred.B material prepared by step S2 are placed in Fig. 2
In storage tank 2;
S4. data modeling:The part model of required planform is designed using 3D sculpting software, part model is divided
Layer slicing treatment, synusia thickness is 0.05~0.2mm, obtains the three-dimensional modeling data of part, and import in 3D printing equipment;
S5. A material and B material are passed through metering in mass ratio 90~100 by equipment respectively by setting proportioning:2 are delivered to mixing tank in Fig. 2
Agitated to obtain mixture C in 3, then mixture C is delivered in the printhead in 3D printing equipment, according to three-dimensional modeling data
Printed, the ultraviolet light or laser beam that organic monomer can be accelerated to polymerize are given in print procedure, specifically in wavelength 365~405
Printed under atmosphere so that mixture C cures rapidly, layer upon layer shaping, finally obtains the base substrate of required shape;
S6. the base substrate that step S5 is obtained is placed into 24~72h in room temperature, is then dried in vacuo at 60 DEG C, obtains high intensity base
Body, then in the case where flowing atmospheric condition, keeps the temperature 3h at 600 DEG C by high intensity base substrate and carries out dumping processing, then be placed on vacuum bar
Under part, temperature is to sinter 2h at 1000~1300 DEG C, obtains final products.
The base substrate green strength that the present embodiment is prepared reaches 21MPa, and relative density more than 98% is sintered in normal temperature air.
Embodiment 19
The present embodiment is substantially the same manner as Example 16, and difference is, the volume fraction of nano silver powder described in step S1
For 65%.
The present embodiment changes nano silver powder volume fraction, and the base substrate green strength being prepared reaches 23MPA, sintering
Relative density is obtained afterwards reaches more than 98%.
Embodiment 20
The present embodiment is substantially the same manner as Example 16, and difference is, the volume fraction of nano silver powder described in step S1
For 20%.
The present embodiment changes nano silver powder volume fraction, and the base substrate green strength being prepared reaches 16MPA, sintering
Relative density is obtained afterwards reaches more than 97%.
Claims (10)
- A kind of 1. water-based 3D printing base substrate method, it is characterised in that comprise the following steps:S1. using water as carrier, the powder body material that addition can form suspension with water is made into powder suspension, the powder suspension Solid volume fraction be 20~65%, and organic monomer is added into powder suspension, it is spare to obtain slurry A;S2. preparing can be spare with the substance B of step S1 organic monomers generation gelling reaction;S3. substance B in slurry A in step S1 and step S2 is uniformly mixed, obtains mixture C;S4. mixture C is delivered to 3D printing head and gives the condition that organic monomer can be accelerated to polymerize, according to three-dimensional modeling data Printed, layer upon layer shaping, finally obtain the base substrate of required shape.
- 2. water-based 3D printing base substrate method according to claim 1, it is characterised in that powder body material described in step S1 is pottery Porcelain powder or submicron metal.
- 3. water-based 3D printing base substrate method according to claim 1, it is characterised in that slurry A described in step S1 includes handing over Join agent.
- 4. water-based 3D printing base substrate method according to claim 1, it is characterised in that slurry A is further included described in step S1 Dispersant, defrother, levelling agent, additive, the one or more of catalyst.
- 5. water-based 3D printing base substrate method according to claim 1, it is characterised in that substance B described in step S2 is initiation Agent or curing agent.
- 6. water-based 3D printing base substrate method according to claim 5, it is characterised in that curing agent is consolidated for light described in step S2 Agent.
- 7. water-based 3D printing base substrate method according to claim 1, it is characterised in that organic list can be accelerated described in step S4 The condition of body polymerization is ultraviolet light or laser beam.
- 8. water-based 3D printing base substrate method according to claim 1, it is characterised in that organic list can be accelerated described in step S4 The condition of body polymerization is temperature.
- 9. water-based 3D printing base substrate method according to claim 1, it is characterised in that organic list can be accelerated described in step S4 The condition of body polymerization is focused microwave.
- 10. a kind of water-based 3D printing forming method, it is characterised in that comprise the following steps:By claim 1~9 any one The base substrate that the water-based 3D printing base substrate method is prepared is dried, and obtains high intensity base substrate, then dumping and sinters, obtains To final products.
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