CN203992400U - A kind of low-melting-point metal 3D printing equipment - Google Patents
A kind of low-melting-point metal 3D printing equipment Download PDFInfo
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- CN203992400U CN203992400U CN201420436874.7U CN201420436874U CN203992400U CN 203992400 U CN203992400 U CN 203992400U CN 201420436874 U CN201420436874 U CN 201420436874U CN 203992400 U CN203992400 U CN 203992400U
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- melting
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- point metal
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- shower nozzle
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 61
- 239000002184 metal Substances 0.000 title claims abstract description 61
- 238000010146 3D printing Methods 0.000 title claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 238000003860 storage Methods 0.000 claims abstract description 14
- 230000033001 locomotion Effects 0.000 claims abstract description 13
- 230000008021 deposition Effects 0.000 claims abstract description 12
- 229910045601 alloy Inorganic materials 0.000 claims description 18
- 239000000956 alloy Substances 0.000 claims description 18
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 10
- 229910052733 gallium Inorganic materials 0.000 claims description 10
- 230000002572 peristaltic effect Effects 0.000 claims description 7
- 229910052797 bismuth Inorganic materials 0.000 claims description 6
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical group [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 6
- 229910000846 In alloy Inorganic materials 0.000 claims description 5
- 229910001128 Sn alloy Inorganic materials 0.000 claims description 5
- MPZNMEBSWMRGFG-UHFFFAOYSA-N bismuth indium Chemical compound [In].[Bi] MPZNMEBSWMRGFG-UHFFFAOYSA-N 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- RHZWSUVWRRXEJF-UHFFFAOYSA-N indium tin Chemical compound [In].[Sn] RHZWSUVWRRXEJF-UHFFFAOYSA-N 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000009736 wetting Methods 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- ROXNIEULHPKYMP-UHFFFAOYSA-N [Cu].[Bi].[In] Chemical compound [Cu].[Bi].[In] ROXNIEULHPKYMP-UHFFFAOYSA-N 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 6
- 239000007921 spray Substances 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000004927 fusion Effects 0.000 description 7
- 239000013049 sediment Substances 0.000 description 7
- 238000007493 shaping process Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 229910052738 indium Inorganic materials 0.000 description 4
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 229910001092 metal group alloy Inorganic materials 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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Abstract
The utility model relates to a kind of low-melting-point metal 3D printing equipment, and it sprays low-melting-point metal liquation to deposition base station for passing through, and low-melting-point metal liquation solidifies rapidly, and on described deposition base station, layer by layer deposition is to build 3D solid; Liquid storage container, driving pump and shower nozzle are connected by pipeline order, to form low-melting-point metal liquation transport path; Computer is established two control circuits, the first control circuit control driving pump flow, and the second control circuit is by the three-dimensional motion of servo control mechanism control shower nozzle.The utility model utilizes the characteristic that low-melting-point metal fusing point is lower, and temperature required when motlten metal is lower, and cost energy consumption significantly reduces, and safety coefficient is high, simple in structure, simultaneously Miniaturized; Can be used for the fields such as prosthese model, industrial design, machine-building, three-dimensional scenic displaying, amusement and art.
Description
Technical field
The utility model relates to a kind of low-melting-point metal 3D printing equipment, and the particularly lower low-melting-point metal of a kind of fusing point solidifies rapidly on deposition substrate by spraying low-melting-point metal liquation, and successively moulding finally forms the rapid molding device of 3D solid.
Background technology
Rapid shaping is a kind of advanced manufacturing technology of quick manufacture complex three-dimensional entity.Rapid shaping technique is the three-dimensional CAD physical model to part, carries out hierarchy slicing processing according to certain thickness, generates two-dimentional cross section information, then according to the cross section information of every one deck, utilizes diverse ways to generate the shape in cross section.This process is carried out repeatedly, and each cross section is layering, and finally forms 3D solid.
In the rapid shaping technique of main flow, fusion sediment quick molding method is extensively subject to favor (US6253116 B1) because cost is the cheapest at present.The most thermoplastics that adopt of existing fusion sediment rapid molding device are as fusion sediment material, and minority is used high-temperature metal as fusion sediment material, as aluminium.But fusion sediment rapid molding device adopts high-temperature metal will have the following disadvantages as fusion sediment material: the attemperating unit that (1) adopts need to be worked at very high temperature, therefore, device requires highly to equipment, and working environment is harsher; (2) fusing point of aluminium is very high, and not only the energy consumption of high-temperature heating, insulation is high, and connecting pipe must adopt resistant to elevated temperatures material.Therefore, find a kind of energy consumption low, simple in structure, safety coefficient is high, with low cost, and the method for the fusion sediment rapid shaping of superior performance or material remain industrial quarters needs the difficult problem of solution badly.
Summary of the invention
The purpose of this utility model is to provide a kind of low-melting-point metal 3D printing equipment, solidifies rapidly on deposition substrate by spraying low-melting-point metal liquation, and successively moulding, and finally form 3D solid.
The technical solution of the utility model is as follows:
A kind of low-melting-point metal 3D printing equipment, is characterized in that, it is made up of liquid storage container 1, heating element heater 3, connecting pipe 4, driving pump 5, computer 6, servo control mechanism 7, shower nozzle 8, shower nozzle attemperating unit 9, deposition base station 10 and cooler 11; The in-built low-melting-point metal liquation 2 of described liquid storage container 1;
Described liquid storage container 1, driving pump 5 and shower nozzle 8 are connected by connecting pipe 4 orders, to form the transport path of low-melting-point metal liquation 2;
Described computer 6 arranges two control circuits, the first control circuit control driving pump 5 flows, and the second control circuit is controlled the three-dimensional motion of shower nozzle 8 by servo control mechanism 7.
Described low-melting-point metal is the one in gallium-base alloy, indium-base alloy or bismuth-base alloy.
Described gallium-base alloy is the one in gallium indium alloy, gallium-indium-tin alloy or gallium indium tin kirsite.
Described indium-base alloy is the one in indium bismuth copper alloy or indium bismuth ashbury metal.
Described bismuth-base alloy is bismuth ashbury metal.
In described indium bismuth ashbury metal, the mass fraction of each metal is respectively indium 51%, bismuth 32.5%, tin 16.5%.
Described shower nozzle 8 nozzle diameters are 1 micron ~ 10 millimeters.
Described shower nozzle 8, liquid storage container 1, driving pump 5 and connecting line 4 are one or more.
In described computer 6,3 d modeling software is installed, model analysis software and model cross-section data extract software, and according to treating that the three-dimensional information of sedimentation model generates the movement instruction of servo control mechanism, driving pump flow-control instruction and sends false alarm information.
Described driving pump 5 is vane type oil pump, positive displacement pump and piezoelectric pump, electric Wetting pump or peristaltic pump.
The utility model utilizes computer to build and treats sedimentation model (CAD 3D model), and it builds flow process as shown in Figure 2:
First the threedimensional model (needing the model of moulding) of intending building is inputted to computer 6, through the cross-section data of software analysis extraction model; Then by computer 6 according to model cross-section data information control shower nozzle 8 along cross section profile and fill orbiting motion, simultaneous quantitative control driving pump 5 spray low-melting-point metal liquation 2 to deposition base station 10 on, carry out successively stacking modeling; The threedimensional model sample that last moulding completes can solidify freezing whole threedimensional model sample under low temperature environment, keeps profile.
Low-melting-point metal is the low-melting point metal alloy of a kind of fusing point at 20 ° of C ~ 100 ° C.When low-melting-point metal is used for to this 3D printing equipment, only need heat a little, low-melting-point metal will be fused into molten condition, can be frozen into rapidly again solid-state under normal temperature.This low-melting-point metal is typically characterised in that: (1) fusing point is lower, thus when heating required temperature lower; (2) preparation process of low-melting-point metal is simple; (3) fusing and process of setting only relate to the physical change of low-melting-point metal self, do not need other auxiliary equipment; These advantages all make low-melting-point metal be highly suitable for low cost, and rapid shaping technique is solidified in the injection of low energy consumption.
The 3D printing equipment of a kind of low-melting-point metal of the present utility model, utilizes the characteristic that low-melting-point metal fusing point is lower and can conduct electricity exactly, solidifies rapidly on deposition substrate by spraying low-melting-point metal liquation, and successively moulding, and finally form 3D solid.
The 3D printing equipment tool of a kind of low-melting-point metal of the present utility model has the following advantages:
(1) cost is low: do not need expensive laser optical apparatus, and light-sensitive material etc., system is simpler, and cost significantly reduces.
(2) energy consumption is extremely low: the power consumption of low-melting-point metal fusing is low, and without laser, high temperature or the environmental requirement such as freezing, and energy consumption significantly reduces.
(3) after remaining low-melting point metal alloy heat fused, be recoverable, save material environmental protection again.
(4) material and operate free from environmental pollution.
(5) low-melting point metal alloy fusing point is lower, low to the material requirements of equipment needed thereby and connecting pipe.
Brief description of the drawings
The 3D printing equipment structural representation that accompanying drawing 1 is a kind of low-melting-point metal;
Description of reference numerals: 1-liquid storage container, 2-low-melting-point metal liquation, 3-heating element heater, 4-connecting pipe, 5-driving pump, 6-computer, 7-servo control mechanism, 8-shower nozzle, 9-shower nozzle attemperating unit, 10-deposits base station, 11-cooler.
Accompanying drawing 2 is electronic 3-D model building course schematic diagram.
Detailed description of the invention
Further describe the utility model below in conjunction with the drawings and specific embodiments.
Embodiment 1
Described liquid storage container 1, driving pump 5 and shower nozzle 8 are connected by connecting pipe 4 orders, form the transport path of low-melting-point metal liquation 2.
Described computer 6 arranges two control circuits, the flow of the first control circuit control driving pump 5, and the second control circuit is controlled the three-dimensional motion of shower nozzle 8 by servo control mechanism 7.
Described computer 6 is processed three-dimensional data and sending controling instruction, and it on the one hand regulates pump 5 flows, controls on the other hand servo control mechanism 7 and determine the three-dimensional motion of shower nozzle 8, makes liquation flow velocity and shower nozzle movement velocity reasonable coordination, ensures system true(-)running.
Described deposition base station 10 is as the platform of successively moulding of 3D solid.
Described shower nozzle 8 nozzle diameters are 1 micron ~ 10 millimeters.
Described shower nozzle 8, liquid storage container 1, driving pump 5 and connecting line 4 can be multiple, carry to realize many pumps, and the moulding simultaneously of many shower nozzles, improves shaping speed; Also can adopt multiple flow passages to carry the liquid of different colours, carry out the design of colored moulding.The present embodiment only adopts a set of shower nozzle, liquid storage container, driving pump and connecting line, carries out a single spraying deposition modeling.
The software that is installed on described computer 6 is 3 d modeling software, and software is extracted in model analysis software and model cross section, and according to threedimensional model Information generation servo control mechanism 7 movement instructions, driving pump flow-control instruction and transmission false alarm information.Described computer 6 is processed three-dimensional data and sending controling instruction, and it on the one hand regulates pump 5 flows, controls on the other hand servo control mechanism 7 and determine the three-dimensional motion of shower nozzle 8, makes liquation flow velocity and shower nozzle movement velocity reasonable coordination, ensures system true(-)running.
Described driving pump is vane type oil pump, positive displacement pump and piezoelectric pump, electric Wetting pump or peristaltic pump etc.; Wherein peristaltic pump is because flow easy-control, the pump housing not with fluid contact, can drive the advantages such as many runners is optimal selection.In the present embodiment, adopt peristaltic pump.
Described low-melting-point metal is the one in gallium-base alloy, indium-base alloy or bismuth-base alloy.
Described gallium-base alloy is the one in gallium indium alloy, gallium-indium-tin alloy or gallium indium tin kirsite.
Described indium-base alloy is the one in indium bismuth copper alloy or indium bismuth ashbury metal.
Described bismuth-base alloy is bismuth ashbury metal.
In described indium bismuth ashbury metal, the mass fraction of each metal is respectively indium 51%, bismuth 32.5%, tin 16.5%.
Software on this example Computer 6 can carry out three-dimensional modeling, model analysis, and extract in cross section, and can be according to threedimensional model Information generation servo control mechanism movement instruction, pump discharge control instruction, and send false alarm information etc.
Described shower nozzle 8 nozzle diameters can be 1 micron ~ 10 millimeters.In the present embodiment, select 100 microns.
Described low-melting-point metal 2 can be gallium indium alloy, gallium-indium-tin alloy or gallium indium tin kirsite.In this example, adopt indium red brass, the mass fraction of each metal is respectively indium 51%, bismuth 32.5%, tin 16.5%; Fusing point is 60 ° of C.
Threedimensional model building course as shown in Figure 2, is planned to build the threedimensional model of making and is first inputted computer 6, and process software analysis also extracts cross-section data.Then by computer 6 according to cross section information control shower nozzle 8 along part (threedimensional model) cross section profile with fill orbiting motion, simultaneous quantitative control driving pump (peristaltic pump) 5 sprays low-melting-point metal liquations 2 to deposition base station 10, carries out successively stacking modeling; The three-dimensional sample that last moulding completes, by using low temperature environment to solidify freezing whole sample, keeps profile.
Finally it should be noted that: shower nozzle nozzle diameter of the present utility model can be 1 micron ~ 10 millimeters; Shower nozzle of the present utility model, liquid storage container, driving pump and connecting line can be multiple; Driving pump of the present utility model can be vane type oil pump, positive displacement pump, piezoelectric pump, electric Wetting pump or peristaltic pump; Low-melting-point metal of the present utility model can be gallium indium alloy, gallium-indium-tin alloy or gallium indium tin kirsite; Although only relate to an example in above-mentioned scope in embodiment, those skilled in the art can select in above-mentioned scope a certain as required, should belong to those skilled in the art's required technical knowledge and skills.
Above embodiment is only unrestricted in order to the technical solution of the utility model to be described.Although the utility model is had been described in detail with reference to embodiment, those of ordinary skill in the art is to be understood that, the technical solution of the utility model is modified or is equal to replacement, do not depart from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (1)
1. a low-melting-point metal 3D printing equipment, is characterized in that it is made up of liquid storage container, heating element heater, connecting pipe, driving pump, computer, servo control mechanism, shower nozzle, shower nozzle attemperating unit, deposition base station and cooler;
The in-built low-melting-point metal liquation of described liquid storage container;
Described liquid storage container, driving pump and shower nozzle are connected by connecting pipe order, to form the transport path of low-melting-point metal liquation;
Two control circuits of described computer installation, the first control circuit control driving pump flow, the second control circuit is by the three-dimensional motion of servo control mechanism control shower nozzle.
2. by a kind of low-melting-point metal 3D printing equipment claimed in claim 1, it is characterized in that, described low-melting-point metal is the one in gallium-base alloy, indium-base alloy or bismuth-base alloy.
3. by a kind of low-melting-point metal 3D printing equipment claimed in claim 2, it is characterized in that, described gallium-base alloy is the one in gallium indium alloy, gallium-indium-tin alloy or gallium indium tin kirsite.
4. by a kind of low-melting-point metal 3D printing equipment claimed in claim 2, it is characterized in that, described indium-base alloy is the one in indium bismuth copper alloy or indium bismuth ashbury metal.
5. by a kind of low-melting-point metal 3D printing equipment claimed in claim 2, it is characterized in that, described bismuth-base alloy is bismuth ashbury metal.
6. by a kind of low-melting-point metal 3D printing equipment claimed in claim 1, it is characterized in that, described shower nozzle nozzle diameter is 1 micron ~ 10 millimeters.
7. by a kind of low-melting-point metal 3D printing equipment claimed in claim 1, it is characterized in that, described shower nozzle, liquid storage container, driving pump and connecting line are one or more.
8. by a kind of low-melting-point metal 3D printing equipment claimed in claim 1, it is characterized in that, described driving pump is vane type oil pump, positive displacement pump and piezoelectric pump, electric Wetting pump or peristaltic pump.
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| CN201420436874.7U CN203992400U (en) | 2014-08-05 | 2014-08-05 | A kind of low-melting-point metal 3D printing equipment |
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| CN201420436874.7U CN203992400U (en) | 2014-08-05 | 2014-08-05 | A kind of low-melting-point metal 3D printing equipment |
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