CN104001918B - Resistance type double-melting stacking three-dimensional metal member manufacturing forming system - Google Patents
Resistance type double-melting stacking three-dimensional metal member manufacturing forming system Download PDFInfo
- Publication number
- CN104001918B CN104001918B CN201410233113.6A CN201410233113A CN104001918B CN 104001918 B CN104001918 B CN 104001918B CN 201410233113 A CN201410233113 A CN 201410233113A CN 104001918 B CN104001918 B CN 104001918B
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- CN
- China
- Prior art keywords
- resistance
- dimensional metal
- fold
- metal component
- double crucible
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
Abstract
The invention relates to a resistance type double-melting stacking three-dimensional metal member manufacturing forming system and discloses a metal part fast three-dimensional forming system. A resistor is utilized to heat materials, and a secondary re-melting method is adopted to quickly manufacture metal parts. The system is composed of a melting forming system, a material release system, a cooling and antioxidant conveying system and a high-power power supply. The system solves the problem that the existing three-dimensional part manufacturing system is high in cost, low in manufactured part density and poor in quality.
Description
Technical field
The present invention relates to processing and manufacturing field, it is particularly used for the system of metal parts quick three-dimensional shaping.
Background technology
Progress " 3d manufacturing technology " with science has obtained quick vigorous growth.Present technology can be direct
Manufacture metal parts, but the part produced is low due to density, have space or miscellaneous slag in tissue it is impossible to make with tradition cutting
The same part produced compares favourably.Its reason is the raw material that manufacture part is adopted is powder, taking slm technology as a example, gold
Belong to powder after laser fusion if can not uniformly with preceding layer sprawl but formed substantial amounts of metal ball will so that spread
Powder roller produces larger frictional force during powdering, not only can damage the quality of part, also can hinder powder-laying roller when serious
Motion, ultimately result in part forming failure.
The present METAL HEATING PROCESS melting systems very bulky complex of hardware " 3d manufacturing technology " and inefficiency effect
Really poor, have also has certain danger.Three kinds of melting systems are mainly had to be laser fusion system, electron-beam melting respectively now
System, plasma melting systems.Laser fusion system advantage is that temperature is high, power is easily controlled；Shortcoming is that structure is sufficiently complex,
Volume is big, is easily damaged, inefficiency (highest 30% about), power is little.Electron-beam melting system advantage is power height, efficiency
High；Shortcoming is to produce during work that strong x light radiation is harmful, needs very thick and heavy radiation shield.Plasma
The advantage of melting systems is simple system, harmless, and temperature is high；Shortcoming is that the accuracy of manufacture is low.
Content of the invention
Technical problem solved by the invention is the system providing a kind of metal parts quick three-dimensional to shape, on solving
State the shortcoming in background technology.
Technical problem solved by the invention employs the following technical solutions to realize: the double crucible zone of resistance-type folds 3-dimensional metal structure
Part manufactures formation system, is directly to convert electrical energy into heat energy fusing metal material using electric energy by the resistance of metalliferous material, and
Adopt secondary remelting mode allow metalliferous material by liquid extrusion stacking in the way of manufacture hardware, thus reduce cost and
Manufacture difficulty improves component quality.
The double crucible zone of resistance-type is folded 3-dimensional metal component and is manufactured formation system by melting formation system, material delivery system, cold
But form with antioxidant induction system, large power supply four part.Fusing formation system include pedestal, cooler, forming head,
Forming table.
Described cooler includes forming head inner part, has multiple entrances for cooling gas to be located at cooler surface close
The position of pedestal, it is higher than graphite electrode outside molten bath that a cooling gas spout is located at anterior grade of forming head, and cooler can cool down
Forming head, the inertia cooling gas of ejection can make its fast setting with cooling liquid state metal, and the gas of ejection can be wrapped in work
Part surface of semi-finished makes its not oxidized formation oxide-film.
The effect of described pedestal is to dispose forming head and cooler.Pedestal connects servomotor or motor by computer control
System moves to specified location.
Described forming head includes a body, fuse carrier, molten bath, graphite electrode in molten bath, graphite electrode outside molten bath.Described
Head body is fixed on pedestal, and in forming head, the inertia cooling gas in protection against oxidation pipe are transported in cooler breather.
Described fuse carrier is located at head in vivo, is two runners being driven by motor, and this relies on to runner clamping fuse
Frictional force conveying fuse is in molten bath.
Described molten bath is located at head body, and material is the refractory ceramics of high intensity.
In described molten bath, graphite electrode is respectively positioned on bath, and electrode is long-time "on" position.When metal fuse conveying
During to molten bath, a pair of graphite electrode circuit that metal fuse contacts in molten bath forms path, and electric energy is turned by the resistance of metal fuse
Turn to heat energy, fusing metal fuse.
Outside described molten bath, graphite electrode is located at forming head tip, and electrode is long-time "on" position.When liquid metal passes through
Liquid metal contacts forming table when molten bath flow to outside molten bath graphite electrode and flows out, the workpiece in forming table or forming table with molten
Outside pond, graphite electrode forms current path by liquid metal and heats to liquid metal again, becomes if there is workpiece half simultaneously
Product also can melt workpiece surface of semi-finished again, and so new metal level closely can be combined one with original metal level
Rise.
Described forming table is covered with the metallic plate of one layer of graphite linings for surface, and forming table is energized, with graphite electrode shape outside molten bath
Become circuit.
Described material delivery system is made up of fuse volume and fuse volume motor.
Described fuse is rolled up as spool-like, is wrapped metal fuse.
Described fuse is metalliferous material.
Motor rolled up by described fuse, is motor, connects fuse volume, determines to release according to the pulse electrical signal that computer is given
Fuse is how many.
Described cooling and antioxidant induction system store evaporator, air pump, protection against oxidation pipe by liquid inert gas
With connecting pipe composition.
Described liquid inert gas store the tank body that evaporator is storing liquid gas, and surface has ripple to increase surface area
Accelerate the evaporation of liquid nitrogen.
Described air pump connects protection against oxidation pipe and cooler by connecting pipe.
Described protection against oxidation pipe, is made up of body and rubber seal mouth, inside is filled with noble gases.Protection against oxidation pipe
Connect into the gentle pump of forming head, fuse enters forming head by protection against oxidation pipe, can prevent the oxidized pollution of fuse.
Described large power supply, is two blood pressure lowering rising current transformers.One is that in a pair of molten bath, graphite electrode is powered, one
It is graphite electrode outside molten bath and forming table is powered.
Beneficial effect: the present invention is that a kind of new 3-dimensional metal part manufactures formation system, and resistance-type heating simplifies
System, reduces cost.Initiative double molten method makes the stylish surface of manufacture workpiece and shaped surface closely combine
Together thus improve product quality.Whole system not only greatly reduces manufacturing cost, and also improves product quality.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is shaping header structure and the cooler construction schematic diagram of the present invention.
In figure: pedestal 1, forming head 2, cooler 3, forming table 4, graphite electrode 5, protection against oxidation pipe 6, fuse outside molten bath
7th, fuse volume motor 8, fuse volume 9, air pump 10, liquid inert gas storage evaporator 11, graphite electrode power supply in molten bath
12nd, graphite electrode power supply 13 outside molten bath, rubber seal mouth 14, graphite electrode 15 in molten bath, breather 16 in forming head, molten
Silk carrier 17, cooling inert gas entrance 18, fuse entrance 19, cooling gas spout 20.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention realizes are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Referring to the double crucible zone of Fig. 1～2 resistance-type folded 3-dimensional metal component manufacture formation system by material delivery system, it is fused into
Shape system, cooling and antioxidant induction system, large power supply four part composition.Material delivery system includes fuse volume 9, melts
Silk volume motor 8, when forming head 2 is moved to specified location, fuse volume motor 8 starts from fuse volume 9 releasing fuse 7.Cooling
It is made up of protection against oxidation pipe 6, air pump 10, liquid inert gas storage evaporator 11 with anti-oxidation system, fuse is logical after releasing
Cross rubber seal mouth 14 and enter protection against oxidation pipe 6, protection against oxidation pipe 6 using the cooling of cooling noble gases and can be protected
Fuse 7, prevents fuse 7 to be formed the 2 heats impacts being transferred out before the use and aoxidizes.Air pump 10 can be lazy by liquid
Property gas store evaporator 11 in cooling noble gases be transported in cooler 3 and protection against oxidation pipe 6, fusing shape system
System includes pedestal 1, cooler 3, forming head 2, forming table 4.Described cooler 3 is wrapped around the metal shell of forming head 2 outside,
Housing has multiple cooling inert gas entrances 18 outside the position of pedestal 1, and it is anterior that cooling gas spout 20 is located at forming head
Deng higher than forming head 2.Forming head 20 includes fuse carrier 17, graphite electrode 5 outside graphite electrode 15 and molten bath in molten bath, described
Head body is fixed on pedestal 1, inside have several to breather in forming head 16, by the inertia cooling gas conveying in protection against oxidation pipe
To in cooler 3, fuse carrier 17 is two runners being driven by motor positioned at head in vivo, and a pair of turning wheels clamping fuse relies on
Frictional force conveying fuse is in molten bath.In molten bath, graphite electrode 15 is in a pair of electrodes within forming head, when fuse 7 contacts
Will be melted to fuse during two electrodes.Outside molten bath, graphite electrode 5 is an electrode outside forming head, graphite electricity outside molten bath
Pole 5 forms a circuit with forming table 4.Pass through graphite electrode 5 outside molten bath to flow after fuse is melted by graphite electrode in molten bath 15
During to forming table 4, outside molten bath, graphite electrode 5 and forming table 4 form path, and molten metal is heated again, if forming table
On have the workpiece manufacturing, when molten metal contact workpiece last shape surface when, the last surface shaping
Can be melted again, new metalliferous material closely can be combined as a whole with shaped metalliferous material.Large power supply 12
It is two ac buck rising current transformers with 13, larger operating current can be born.
Present invention fuse when manufacturing workpiece enters electrode in molten bath and is melted and then flows out to shaping from molten bath external electrode
Platform is heated again, if there being the workpiece manufacturing in forming table, when molten metal contacts the last shaping of workpiece
Surface when, the last surface shaping can be melted again, new metal charge can and shaped metal charge closely tie
It is integrated.The inertia cooling gas that cooler sprays can cool down and protect the workpiece manufacturing can make simultaneously
The position causing shape forms metal level and the last time paving that the well-crystallized environment heating outside cooling inside makes newly to lay
If metal level be combined together.
The advantage that the ultimate principle, principal character basis and invention of the present invention have been shown and described above.The technology of the industry
, it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description is originally for personnel
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes
Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and its
Equivalent thereof.
Claims (10)
1. the double crucible zone of resistance-type folds 3-dimensional metal component manufacture system, is directly turned electric energy by the resistance of metalliferous material using electric energy
Turn to heat energy fusing metal material, and adopt the mode of secondary remelting to allow metal with the liquid extrusion side that heating fusing is laminated again
Formula manufactures component to improve component quality, is once thermally melted in forming head, is once thermally melted in outside forming head, shapes system by fusing
System, material applicator system, cooling and antioxidant induction system and large power supply are constituted, and described fusing formation system includes
Pedestal, cooler, forming head, forming table, described cooling and antioxidant induction system by liquid inert gas store evaporator,
Air pump, protection against oxidation pipe and connecting pipe composition.
2. according to claim 1 the double crucible zone of resistance-type fold 3-dimensional metal component manufacture system it is characterised in that: in forming head
Once being heated fusing using electric current using the resistance heat of material makes material carry out melting for the first time.
3. according to claim 1 the double crucible zone of resistance-type fold 3-dimensional metal component manufacture system it is characterised in that: outside forming head
An electrode is had to form a circuit with forming table.
4. the double crucible zone of resistance-type according to claim 1 or 3 fold 3-dimensional metal component manufacture system it is characterised in that: pass through
The material that the current path that forming head external electrode becomes with forming table row melted to heating again heats.
5. the double crucible zone of resistance-type according to claim 1 or 3 fold 3-dimensional metal component manufacture system it is characterised in that: shape
Platform can melt heating metal with the electrode outside forming head.
6. the double crucible zone of resistance-type according to claim 1 fold 3-dimensional metal component manufacture system it is characterised in that: described one-tenth
There is breather line in forming head.
7. the double crucible zone of resistance-type according to claim 1 fold 3-dimensional metal component manufacture system it is characterised in that: described cold
But it is used liquid low temperature noble gases through gasification as cold with the cooler of antioxidant induction system and fusing formation system
But agent.
8. the double crucible zone of resistance-type according to claim 1 fold 3-dimensional metal component manufacture system it is characterised in that: described cold
But it is provided with protection against oxidation pipe with antioxidant induction system, can protect the fuse will not be because of overheated and Quick Oxidation.
9. the double crucible zone of the resistance-type according to claim 1 or 8 fold 3-dimensional metal component manufacture system it is characterised in that: anti-
Oxidation protection pipe has rubber seal mouth, fuse not only can have been allowed to pass through but also ensured that the gas in protection against oxidation pipe does not leak.
10. the double crucible zone of the resistance-type according to claim 1 or 8 fold 3-dimensional metal component manufacture system it is characterised in that: molten
Silk enters fusing formation system by protection against oxidation pipe.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233113.6A CN104001918B (en) | 2014-05-28 | 2014-05-28 | Resistance type double-melting stacking three-dimensional metal member manufacturing forming system |
| PCT/CN2015/079890 WO2015180639A1 (en) | 2014-05-28 | 2015-05-27 | System for manufacturing and forming resistance-type double-melting stacking three-dimensional metal member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233113.6A CN104001918B (en) | 2014-05-28 | 2014-05-28 | Resistance type double-melting stacking three-dimensional metal member manufacturing forming system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104001918A CN104001918A (en) | 2014-08-27 |
| CN104001918B true CN104001918B (en) | 2017-01-18 |
Family
ID=51362984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410233113.6A Expired - Fee Related CN104001918B (en) | 2014-05-28 | 2014-05-28 | Resistance type double-melting stacking three-dimensional metal member manufacturing forming system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104001918B (en) |
| WO (1) | WO2015180639A1 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001918B (en) * | 2014-05-28 | 2017-01-18 | 赵晴堂 | Resistance type double-melting stacking three-dimensional metal member manufacturing forming system |
| JP6532947B2 (en) * | 2014-12-12 | 2019-06-19 | デジタル・アロイズ・インコーポレイテッド | Layering of metal structures |
| CN104722761B (en) * | 2015-03-27 | 2016-10-19 | 赵晴堂 | Three-dimensional hot melt system |
| CN105081321B (en) * | 2015-08-24 | 2017-04-12 | 大连交通大学 | Cooling system for amorphous metal member formed in laser 3D printed manner and cooling method of cooling system |
| CN106560315A (en) * | 2015-10-01 | 2017-04-12 | 罗天珍 | Transient extrusion molding method and FDM-3D printer thereof |
| EP3389982A4 (en) * | 2015-12-16 | 2019-05-22 | Desktop Metal, Inc. | Methods and systems for additive manufacturing |
| CN105880598B (en) * | 2016-06-03 | 2018-02-09 | 梁福鹏 | A kind of metal 3 D-printing method and its equipment |
| CN106180709B (en) * | 2016-07-08 | 2019-06-28 | 南京钛陶智能***有限责任公司 | A kind of metal 3 D-printing method and its equipment |
| CN106270518B (en) * | 2016-09-05 | 2019-03-12 | 南京钛陶智能***有限责任公司 | A kind of drop formation method for metal 3 D-printing |
| CN106424725B (en) * | 2016-09-09 | 2019-07-05 | 赵晴堂 | Three-stage fuse metal material increases the molding method of material |
| CN111867842B (en) * | 2017-11-15 | 2021-05-25 | 格拉纳特研究有限公司 | Metal droplet injection system |
| CN111483142A (en) * | 2019-01-25 | 2020-08-04 | 东莞一迈智能科技有限公司 | Liquid cooling quick detach formula double-end 3D printer |
| US11853033B1 (en) | 2019-07-26 | 2023-12-26 | Relativity Space, Inc. | Systems and methods for using wire printing process data to predict material properties and part quality |
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| JP3785419B2 (en) * | 2003-03-28 | 2006-06-14 | 独立行政法人科学技術振興機構 | Discharge-type metal dot jetting apparatus and method |
| CN100558490C (en) * | 2007-11-02 | 2009-11-11 | 深圳大学 | A kind of selective resistance welding melting powder rapid forming method |
| GB2489493B (en) * | 2011-03-31 | 2013-03-13 | Norsk Titanium Components As | Method and arrangement for building metallic objects by solid freeform fabrication |
| CN203509032U (en) * | 2013-10-26 | 2014-04-02 | 山西平阳重工机械有限责任公司 | Three-dimensional fused rapid forming device for heavy metal |
| CN104001918B (en) * | 2014-05-28 | 2017-01-18 | 赵晴堂 | Resistance type double-melting stacking three-dimensional metal member manufacturing forming system |
-
2014
- 2014-05-28 CN CN201410233113.6A patent/CN104001918B/en not_active Expired - Fee Related
-
2015
- 2015-05-27 WO PCT/CN2015/079890 patent/WO2015180639A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1257762A (en) * | 1999-12-24 | 2000-06-28 | 清华大学 | Solution-based solidification-stack shaping method and its apparatus |
| CN101885063A (en) * | 2010-08-09 | 2010-11-17 | 东莞理工学院 | The laser cladding forming method of laser cladding forming equipment and a kind of metal parts |
| DE102010054824A1 (en) * | 2010-12-16 | 2012-06-21 | Kai Parthy | Print head for rapid prototyping printer for extruding thermoplastic or reactive plastic wires, has heating unit in which wire supply openings are inserted, where wires are supplied or retracted via openings |
| CN103112166A (en) * | 2013-02-17 | 2013-05-22 | 磐纹科技（上海）有限公司 | Extrusion device applied to fused deposition modeling high speed 3D (Three Dimensional) printer |
| CN103752825A (en) * | 2013-12-31 | 2014-04-30 | 西安交通大学 | Device and method for utilizing molten metal deposition to form thin wall structural member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104001918A (en) | 2014-08-27 |
| WO2015180639A1 (en) | 2015-12-03 |
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Effective date of registration: 20170320 Address after: 310000 Wanyuan Road, Xiaoshan District, Zhejiang, China, No. 1, No. Patentee after: Hangzhou Fuhe Technology Co. Ltd. Address before: 835000 Beijing Road, the Xinjiang Uygur Autonomous Region Kazak Autonomous Prefecture in Yili District No. 1067 Xiang Han Bin cooperation third No. 3 Building 2 unit 201 room Patentee before: Zhao Qingtang |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20170528 |