CN104762585B - A kind of building mortion and method using the coating of wire-directed molten metal - Google Patents
A kind of building mortion and method using the coating of wire-directed molten metal Download PDFInfo
- Publication number
- CN104762585B CN104762585B CN201510134409.7A CN201510134409A CN104762585B CN 104762585 B CN104762585 B CN 104762585B CN 201510134409 A CN201510134409 A CN 201510134409A CN 104762585 B CN104762585 B CN 104762585B
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- Prior art keywords
- wire
- substrate
- molten metal
- nozzle
- coating
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Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating With Molten Metal (AREA)
Abstract
The invention discloses a kind of building mortion and method using the coating of wire-directed molten metal, including substrate, shower nozzle, 3D displacement platforms and wire, substrate is fixed on 3D displacement platforms, the upper end of wire is inserted in the nozzle of head of the nozzle, and the medial surface of the nozzle is fixed in the upper end of wire, the lower end of wire is hanging, and the angle between the lower end of wire and substrate is 90 95 °, and shower nozzle and wire are respectively positioned on the top of the substrate.The present invention, which can effectively reduce, deforms the generation ess-strain of part, ensures the precision of formation of parts.
Description
Technical field
The invention belongs to precision form field, is related to a kind of metal coating forming apparatus and method, and in particular to Yi Zhongli
The building mortion and method coated with wire-directed molten metal.
Background technology
Metal coating is a kind of new forming technique, and it is multi-disciplinary to be related to light, mechanical, electrical, material, Detection ＆ Controling etc.
High-tech, it is a kind of brand-new processing and manufacturing technology that classical production process can not be completed, is state key support and promote one
Item high-tech.At present, lot of domestic and international scientific research institutions, such as domestic Tsing-Hua University, the Central China University of Science and Technology and U.S. MicroFab
Commercial company, University of Toronto etc., the research for the coated molded technology of metal be concentrated mainly on metal coating mechanism,
Type of drive is selected and the Warm status of metal coating procedure is analyzed etc., and for being coated grinding for shaping in this way
Study carefully less.
The precision of part, the performance of raw material and processing efficiency are to restrict coated molded technique and its three of application important
Factor.Forming accuracy and forming efficiency are conflict all the time all the time, and shaping essence certainly will will be reduced by improving forming efficiency
Degree, forming efficiency certainly will will be reduced by improving forming accuracy.During metal is coated molded, because the three-dimensional of complexity must be added
Work is converted into a series of superposition of simple two dimension shapings, so, formed product precision depends primarily on adding on two dimensional X-Y plane
A series of superposition precision in work precision and height Z-direction.The system coated molded from metal considers in itself, is fully able to an X,
The movement position precision controlling in tri- directions of Y, Z in higher level, so, theoretically consider can obtain high-precision original
Type.But the factor for influenceing the final precision of formed product is more than the precision of coated molded device in itself, it is also other because
Element, and these factors are more whard to control.Metal is coated molded to be one and is related to Machine Design manufacture, CAD software, number
The integrated manufacturing system of the factors such as control, material, forming parameters and product post processing, each link may cause some mistakes
The generation of difference, this will have a strong impact on the precision of cladding forming part.
The content of the invention
The shortcomings that it is an object of the invention to overcome above-mentioned prior art, there is provided one kind utilizes wire-directed melting gold
Belong to the building mortion and method of coating, the device and method, which can effectively reduce, deforms the generation ess-strain of part, protects
Demonstrate,prove the precision of formation of parts.
To reach above-mentioned purpose, the building mortion of the present invention using the coating of wire-directed molten metal includes base
Plate, shower nozzle, 3D displacement platforms and wire, substrate are fixed on 3D displacement platforms, and the upper end of wire is inserted in head of the nozzle
Nozzle in, and the medial surface of the nozzle is fixed in the upper end of wire, and the lower end of wire is hanging, and the lower end of wire
Angle between substrate is 90-95 °, and shower nozzle and wire are respectively positioned on the top of the substrate.
The wire is tungsten filament.
Manufacturing process of the present invention using the coating of wire-directed molten metal comprises the following steps
1) first by delivery of molten metal into shower nozzle, due to the hot capillarity of metal, molten metal flows through the spray of shower nozzle
Flowed during mouth under wire-directed, the distance of wire and substrate is adjusted according to the thickness H of required part, and according to required zero
The slice width B regulation wires of part and the angle or coating speed of substrate；
2) nozzle of the molten metal through shower nozzle under wire-directed is dropped on substrate, between wire and substrate
Uniform coat is formed, while by 3D displacement platform moving substrates, makes wire in the mobile default rail in substrate surface edge
Mark moves, and so as to form the idiosome of required part on the surface of substrate, separates the substrate and idiosome after cooling；
3) idiosome for obtaining step 2) is polished and polished, and obtains required part.
The material of the substrate is different from the material of required part.
Molten metal is discharged under the guiding of wire from the nozzle of shower nozzle, then is formed between wire and substrate
Even coat.
The invention has the advantages that：
It is of the present invention to be entered using the building mortion and method of wire-directed molten metal coating to required part
During row processing, the distance of wire and substrate is adjusted according to the thickness H of required part, and according to the slice width of required part
B adjusts the angle or coating speed of wire and substrate, and during coating, due to hot capillarity, wire enters to molten metal
Row guiding, so as to effectively improve the machining accuracy of part, accelerate part forming speed, and effectively improve the product of product
Matter, this method process flexibility is high, and product quality is stable, and heat affected area is small, and workpiece thermal deformation is small, and following process amount is small, effectively
Ground improves the precision and efficiency of micromechanics shaping, is effectively improved the possibility of the batch production of micromechanical parts, reduces
Processing cost, it is not necessary to expensive device, there is the advantages that article surface precision is high, and forming efficiency is high, before having wide application
Scape.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Wherein, 1 it is spray nozzle, 2 be substrate, 3 be wire, 4 is idiosome.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings：
With reference to figure 1, the building mortion of the present invention using the coating of wire-directed molten metal includes substrate 2, spray
First 1,3D displacement platforms and wire 3, substrate 2 are fixed on 3D displacement platforms, and the upper end of wire 3 is inserted in the bottom of shower nozzle 1
Nozzle in, and the medial surface of the nozzle is fixed in the upper end of wire 3, the lower end of wire 3 is hanging, and wire 3
Angle between lower end and substrate 2 is 90-95 °, and shower nozzle 1 and wire 3 are respectively positioned on the top of the substrate 2；Wire 3 is tungsten
Silk.
Manufacturing process of the present invention using the coating of wire-directed molten metal comprises the following steps
1) first by delivery of molten metal into shower nozzle 1, due to the hot capillarity of metal, molten metal flows through the spray of shower nozzle
Flowed during mouth under wire-directed, the distance of wire 3 and substrate 2 is adjusted according to the thickness H of required part, and according to required
The angle or coating speed of the slice width B regulation wires 3 and substrate 2 of part；
2) nozzle of the molten metal through shower nozzle 1 under the guiding of wire 3 is dropped on substrate 2, in wire 3 and substrate
Uniform coat is formed between 2, while by 3D displacement platforms moving substrate 2, makes wire 3 on the mobile surface of substrate 2
Moved along desired guiding trajectory, so as to form the idiosome 4 of required part on the surface of substrate 2, separate the substrate 2 and embryo after cooling
Body 4；
3) idiosome 4 that step 2) obtains is polished and polished, obtain required part.
The material of the substrate 2 is different from the material of required part.
Molten metal is discharged under the guiding of wire 3 from the nozzle of shower nozzle 1, then the shape between wire 3 and substrate 2
Into uniform coat.
The present invention improves the precision of formation of parts and improves forming efficiency from the aspect of Metallic coating processes, specifically
For, the present invention guides 4 coated molded method of molten metal using wire 3, using the surface tension of metal material, utilizes spray
First 1 melts metal, is guided by wire 3, the parameter such as setting angle and translational speed by adjusting wire 3,
The slice width B of metal parts during constraining deposition, the gap between wire 3 and substrate 2 are used for constraining the thickness H of part, substrate 2
It can be moved up in tri- sides of X, Y, Z, in the presence of pressure P, guiding molten metal is coated in substrate 2 by wire 3
On, form one layer of uniform coat, its coat width B by the setting angle of wire 3 and determining for translational speed, by
In molten metal due to surface tension, adhesion and Action of Gravity Field, it will not be broken when wire 3 coats, coat layer thickness H
Determined by the gap between wire 3 and substrate 2, moved up by substrate 2 in tri- sides of X, Y, Z, shape required part.
Forming accuracy of the present invention is high, and reproducible, apparatus structure is simple, can accelerate the coated molded speed of metal, good quality of product, have
Beneficial to raising element precision and forming efficiency, it is not necessary to substantial amounts of frock, it is only necessary to control forming technology can to reach.
In metal coating procedure, by the parameter for adjusting the setting angle of wire 3 and translational speed, thus it is possible to vary molten
Melt width B during metal forming, by that analogy, according to the dimensional accuracy of formation of parts different wires 3 can be set to tilt
The parameter of degree and translational speed, the gap between wire 3 and substrate 2 are used for constraining the thickness H of part, utilize the energy of substrate 2
It is enough to be moved up in tri- sides of X, Y, Z, it is filled in layer from part, until required part forming finishes.
Claims (1)
1. a kind of manufacturing process coated using wire-directed molten metal, it is characterised in that based on utilizing wire-directed
The building mortion of molten metal coating, the building mortion using the coating of wire-directed molten metal include substrate (2), spray
Head (1), 3D displacement platforms and wire (3), substrate (2) are fixed on 3D displacement platforms, and the upper end of wire (3) is inserted in spray
In the nozzle of head (1) bottom, and the medial surface of the nozzle is fixed in the upper end of wire (3), and the lower end of wire (3) hangs
Sky, and the angle between the lower end of wire (3) and substrate (2) is 90-95 °, shower nozzle (1) and wire (3) are respectively positioned on described
The top of substrate (2)；
Comprise the following steps：
1) first by delivery of molten metal to shower nozzle (1), due to the hot capillarity of metal, molten metal flows through the nozzle of shower nozzle
When flowed under wire-directed, wire (3) and the distance of substrate (2) are adjusted according to the thickness H of required part, and according to institute
The slice width B of part is needed to adjust the angle or coating speed of wire (3) and substrate (2)；
2) molten metal is dropped on substrate (2) under wire (3) guiding through the nozzle of shower nozzle (1), wire (3) with
Uniform coat is formed between substrate (2), while by 3D displacement platforms moving substrate (2), makes wire (3) mobile
Substrate (2) surface is moved along desired guiding trajectory, so as to form the idiosome (4) of required part on the surface of substrate (2), is divided after cooling
From the substrate (2) and idiosome (4)；
3) idiosome (4) obtained step 2) is polished and polished, and obtains required part；
The wire (3) is tungsten filament；
The material of the substrate (2) is different from the material of required part；
Molten metal is discharged under the guiding of wire (3) from the nozzle of shower nozzle (1), then wire (3) and substrate (2) it
Between form uniform coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134409.7A CN104762585B (en) | 2015-03-25 | 2015-03-25 | A kind of building mortion and method using the coating of wire-directed molten metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134409.7A CN104762585B (en) | 2015-03-25 | 2015-03-25 | A kind of building mortion and method using the coating of wire-directed molten metal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104762585A CN104762585A (en) | 2015-07-08 |
| CN104762585B true CN104762585B (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510134409.7A Expired - Fee Related CN104762585B (en) | 2015-03-25 | 2015-03-25 | A kind of building mortion and method using the coating of wire-directed molten metal |
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| CN (1) | CN104762585B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106282893B (en) * | 2016-09-12 | 2018-05-01 | 山东科技大学 | A kind of excavator wear-resistant bucket tooth with netted hardening constituent and preparation method thereof |
| CN111741550B (en) * | 2020-06-24 | 2021-08-31 | 中国科学院金属研究所 | Method for heating tungsten tube by electromagnetic induction to fuse oxide and metal mixture |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202317021U (en) * | 2011-10-13 | 2012-07-11 | 西北工业大学 | Device for manufacturing alloy-metal-based parts by spray forming |
| CN104085108A (en) * | 2014-06-26 | 2014-10-08 | 柯即 | Spray head assembly and 3D printer utilizing same |
| CN104096840A (en) * | 2014-07-02 | 2014-10-15 | 西安交通大学 | Device and method for improving metal droplet deposition accuracy and efficiency by graphite snap rings |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010018674A1 (en) * | 2008-08-14 | 2010-02-18 | 日立金属株式会社 | Molten metal supply pipe, molten metal supply apparatus in which the supply pipe is incorporated, and molten metal supply method |
| DE102011002501A1 (en) * | 2011-01-11 | 2012-07-12 | Ford-Werke Gmbh | Device for thermally coating a surface |
-
2015
- 2015-03-25 CN CN201510134409.7A patent/CN104762585B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202317021U (en) * | 2011-10-13 | 2012-07-11 | 西北工业大学 | Device for manufacturing alloy-metal-based parts by spray forming |
| CN104085108A (en) * | 2014-06-26 | 2014-10-08 | 柯即 | Spray head assembly and 3D printer utilizing same |
| CN104096840A (en) * | 2014-07-02 | 2014-10-15 | 西安交通大学 | Device and method for improving metal droplet deposition accuracy and efficiency by graphite snap rings |
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| Publication number | Publication date |
|---|---|
| CN104762585A (en) | 2015-07-08 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20210325 |