CN109454233A - The manufacturing method of the made of metal divine force that created the universe - Google Patents
The manufacturing method of the made of metal divine force that created the universe Download PDFInfo
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- CN109454233A CN109454233A CN201810910397.6A CN201810910397A CN109454233A CN 109454233 A CN109454233 A CN 109454233A CN 201810910397 A CN201810910397 A CN 201810910397A CN 109454233 A CN109454233 A CN 109454233A
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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
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- 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
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- 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
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/62—Treatment of workpieces or articles after build-up by chemical means
-
- 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
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/66—Treatment of workpieces or articles after build-up by mechanical means
-
- 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
- B22F3/24—After-treatment of workpieces or articles
-
- 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
-
- 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
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/38—Electroplating: Baths therefor from solutions of copper
-
- 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
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/36—Process control of energy beam parameters
-
- 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
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/40—Radiation means
- B22F12/41—Radiation means characterised by the type, e.g. laser or electron beam
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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
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/241—Chemical after-treatment on the surface
- B22F2003/242—Coating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The present invention provides a kind of manufacturing method of made of metal divine force that created the universe, which is inferior to the metal material of the metal materials such as fine copper even with electric conductivity, can also assign the high frequency electric conductivity with metal materials same degrees such as fine copper.A kind of manufacturing method of the made of metal divine force that created the universe for the high-frequency current that circulates, include at least following processes: lamination moulding process, lamination moulding go out the moulder of the first metal material；And plating process, the layer of the second metal material is formed to above-mentioned moulder implementation plating, the conductivity for high-frequency current of above-mentioned second metal material is higher than above-mentioned first metal material, and above-mentioned moulder is formed in the way of the size for being formed the above-mentioned made of metal divine force that created the universe using the thickness of the layer of above-mentioned second metal material.
Description
Technical field
The present invention relates to the manufacturing methods of the made of metal divine force that created the universe, more particularly to the made of metal divine force that created the universe for the high-frequency current that circulates
Manufacturing method.
Background technique
All the time, the made of metal divine force that created the universe for the high frequency high current that circulates is by adding the material with excellent electric conductivity
Work makes.For this made of metal divine force that created the universe, the increases material manufacturing technology using the metal for having used three-dimensional printer etc. is expected
(Additive Manufacturing Technology) makes.
Manufacturing method as this made of metal divine force that created the universe, it is therefore known to use the system of the lamination moulder of following copper alloy powders
Method is made, which contains at least appointing in 0.10 mass % or more, 1.00 mass % chromium below (Cr) and silicon (Si)
The total amount of one kind, chromium and silicon is 1.00 mass % hereinafter, remainder is made of copper (for example, patent document 1).
Existing technical literature
Patent document
Patent document 1: No. 6030186 bulletins of Japanese Patent No.
Summary of the invention
Problems to be solved by the invention
But in the above example, by the made of metal divine force that created the universe that copper alloy etc. is constituted compared with the metal materials such as fine copper, as
Circulate the made of metal divine force that created the universe of high-frequency current its electric conductivity deficiency.In addition, using metal materials such as fine copper as when materials'use, it is high
Densification difficulty, there are problems for functionization.
Accordingly, the purpose of the present invention is to provide a kind of manufacturing method of made of metal divine force that created the universe, the manufacturing methods
It is inferior to the metal material of the metal materials such as fine copper even with electric conductivity, can also assigns and the metal materials same degrees such as fine copper
High frequency electric conductivity.
Means for solving the problems
In order to achieve the above object, the present invention is a kind of manufacturing method of made of metal divine force that created the universe for the high-frequency current that circulates,
It is characterized in that, it includes at least following processes: lamination moulding process, lamination moulding go out the moulder of the first metal material；With
Plating process forms the layer of the second metal material, pair of above-mentioned second metal material to above-mentioned moulder implementation plating
It is higher than above-mentioned first metal material in the conductivity of high-frequency current, above-mentioned moulder is according to the layer using above-mentioned second metal material
Thickness and the mode that forms the size of the above-mentioned made of metal divine force that created the universe formed.
In addition, the thickness (d) of the layer of above-mentioned second metal material preferably satisfies following formula 1).
[in formula, d is thickness (mm), and f is the frequency (MHz) of high-frequency current, and μ is the magnetic conductivity (H/ of the second metal material
M), σ is the conductivity (S/m) of the second metal material.]
In addition, the manufacturing method of the made of metal divine force that created the universe of the invention can be following forms: in above-mentioned plating process advance one
Step includes following cutting process, that is, the outer surface of above-mentioned moulder is machined away to the thickness of the layer of above-mentioned second metal material
Amount.
It is further preferred, that in above-mentioned plating process, the copper sulphate containing 50g/L~80g/L and 160g/L~
In the copper sulphate bath of the sulfuric acid of 250g/L, bath temperature is being set as 20 DEG C~27 DEG C, cathode-current density is set as 1A/dm2~3A/
dm2Under conditions of thick plating is implemented to above-mentioned moulder, the layer of above-mentioned second metal material is consequently formed.
It is further preferred, that above-mentioned lamination moulding process includes following processes: powder bed formation process is formed containing upper
State the powder bed of the powder of the first metal material；With moulding layer formation process, laser is irradiated to the specific position of above-mentioned powder bed,
Make above-mentioned powder curing, moulding layer is consequently formed, is formed by being repeated in above-mentioned powder bed formation process and above-mentioned moulding layer
Process, lamination moulding go out the moulder of above-mentioned first metal material.
It is further preferred, that the frequency of above-mentioned high-frequency current is 10kHz more than and less than 100kHz, above-mentioned first metal
Material is made of by being selected from copper, aluminium, titanium, iron, carbon, silicon, phosphorus, sulphur, chromium, nickel, molybdenum, tungsten, vanadium, manganese, zirconium, tin, tantalum, niobium and cobalt
The nonmagnetic alloy that two or more metallic elements in group are constituted, above-mentioned second metal material are fine copper, above-mentioned second metal
The layer of material with a thickness of 0.66mm or more.
It is further preferred, that the frequency of above-mentioned high-frequency current be 100kHz or more, above-mentioned first metal material be containing
The chrome copper of 0.1 mass % or more, 5 mass % chromium below, above-mentioned second metal material are fine copper, above-mentioned second metal material
The layer of material with a thickness of 0.2mm or more.
The effect of invention
According to the present invention, a kind of manufacturing method of made of metal divine force that created the universe is provided, which is inferior to even with electric conductivity
The metal material of the metal materials such as fine copper can also assign the high frequency electric conductivity with metal materials same degrees such as fine copper.
Detailed description of the invention
Fig. 1 is preferred manufactured by the first embodiment for the manufacturing method for showing the made of metal divine force that created the universe through the invention
The schematic diagram of the made of metal divine force that created the universe.
Fig. 2 is the first embodiment in order to illustrate the manufacturing method of the made of metal divine force that created the universe of the invention and shows cutting for Fig. 1
The schematic diagram in face.
In Fig. 3, (A) and (B) is namely for illustrating a process of the manufacturing method of the made of metal divine force that created the universe of the invention
Schematic diagram.
Fig. 4 is the second embodiment in order to illustrate the manufacturing method of the made of metal divine force that created the universe of the invention and shows metal manufacture
The schematic diagram in the section of object.
Specific embodiment
In the following, being described in detail referring to embodiment of the attached drawing to the manufacturing method of the made of metal divine force that created the universe of the invention.It needs
It is noted that the present invention is not limited by embodiments described below.
1. first embodiment
1.1. the made of metal divine force that created the universe
Firstly, schematically showing made of metal manufactured by the manufacturing method of the made of metal divine force that created the universe through the invention in Fig. 1
The divine force that created the universe 1.As shown in Figure 1, there is the made of metal divine force that created the universe 1 sub-circular shape to have from the point of view of its cross sectional shape by the first metal material
The moulder 3 of composition and the layer 5 of the second metal material.In addition, in order to remove the heat release in its use, the made of metal divine force that created the universe 1 has
Hollow portion 7 for refrigerants such as the water that circulates.As long as the size and shape of the made of metal divine force that created the universe be can be used in high-frequency induction heating,
The size and shape of the purposes of high frequency are utilized in high frequency antenna etc..The made of metal divine force that created the universe can be preferred for high-frequency induction heating
Coil.
First metal material can carry out lamination moulding by increases material manufacturing technology, be have non magnetic and electric conductivity,
And it is lower than the metal of the second metal material for the conductivity of high frequency.First metal material is, for example, by selected from by copper (Cu), aluminium
(Al), titanium (Ti), iron (Fe), carbon (C), silicon (Si), phosphorus (P), sulphur (S), chromium (Cr), nickel (Ni), molybdenum (M o), tungsten (W), vanadium (V),
What the two or more metallic elements in group that manganese (Mn), zirconium (Zr), tin (Sn), tantalum (Ta), niobium (Nb) and cobalt (Co) form were constituted
Nonmagnetic alloy.
Specifically, the copper series alloys such as brass, phosphor bronze, chrome copper can be enumerated as the first metal material；
The aluminum series alloys such as AlSi12 (Al112), AlSi10Mg；The titanium alloys such as Ti6Al4V (ASTM B348Gr5)；Nickel chromium iron is heat-resisting resistance to
Lose alloy (inconel) 618 (registered trademark), heat-resistant corrosion-resistant alloy of chrome-iron-nickel 625 (registered trademark), the conjunction of nickel chromium iron heat-proof corrosion-resistant
The nickel system alloys such as golden 718 (registered trademarks)；SUS304(X10CrNi18-9),SUS316L(X2CrNiMо17-12-2,17-12-
3, the iron-based alloys such as 18-13-4, SUS630 (X5CrNiCuNb16-4), Maraging steel.Chrome copper contains 0.1 mass %
Above 5 mass % chromium below, remainder are mainly made of copper.Among these, from the viewpoint of practical, the first metal material
Expect preferred chrome copper.
As long as it is better than the first metal material that the second metal material has with non magnetic and electric conductivity and for high frequency
The metal of conductivity.As such second metal material, for example, the metals such as fine copper.Among these, from reality
From the viewpoint of, the preferred fine copper of the second metal material, the fine copper that its more preferable purity is 99.95% or more, further preferably
The fine copper that its purity is 99.99% or more.
First metal material and the second metal material are sometimes with inevitable impurity.It, can be with as such impurity
Enumerate above-mentioned element, oxygen (O) etc..In the first metal material and/or the second metal material, the gold recorded in the present specification
Before the manufacture of category manufacture object, in manufacturing process or after manufacture, it will usually be mixed into inevitable impurity, which constitute above-mentioned materials
Remainder a part.
1.2. lamination moulding process and plating process
Next, being illustrated referring to manufacturing method of the Fig. 2 to the made of metal divine force that created the universe 1 with above-mentioned composition.Such as Fig. 2 institute
Show, in the manufacturing method of the made of metal divine force that created the universe of present embodiment, moulder 3 is gone out by lamination moulding process lamination moulding, it
The layer 5 for forming the second metal material by plating process afterwards, produces the made of metal divine force that created the universe 1.
Firstly, moulding goes out the moulder 3 being made of the first metal material using increases material manufacturing technology.Example shown in Fig. 2
In son, in its cross sectional shape, four outer surfaces of moulder 3 according to the thickness (d) for respectively reducing second metal layer amount
Mode is formed.In addition, moulder 3 in figure as high-frequency induction heating coil and there is hollow portion 7.Moulder in figure
3 four outer surfaces are suitable with the outer surface of moulder 3 of 3D shape.That is, in this process, according to will have specific three dimensional shape
The mode that the amount of the thickness (d) of the layer of the second metal material is thinned in the outer surface of the moulder 3 of shape carries out lamination moulding.Change speech
It, in this process, makes the size of the moulder 3 of 3D shape reduce the amount of the thickness (d) of the layer of the second metal material in advance, from
And the size (D) of the made of metal divine force that created the universe after plating process is made to reach desired size.
Next, implementing plating to moulder 3, thus formed in the outer surface of moulder 3 with substantially uniform
The layer (coating) 5 of second metal material of thickness (d).The made of metal divine force that created the universe 1 is produced as a result,.In the example shown in Fig. 2, exist
In its cross sectional shape, the layer 5 of the second metal material with thickness (d) is respectively formed in four outer surfaces of moulder 3.Separately
Outside, the gold that desired size (D) is formed by the thickness (d) of the layer of the size and the second metal material of moulder 3 is produced
Belong to manufacture object 1.The outer surface of the made of metal divine force that created the universe 1 of four outer surfaces and 3D shape of the layer 5 of the second metal material in figure
Quite.That is, spreading the side for being formed in the outer surface of moulder 3 of 3D shape according to the layer 5 of the second metal material in this process
Formula implements plating.In other words, in this process, the layer 5 of the second metal material is to cover the side of the moulder 3 of 3D shape
Formula is formed.It should be noted that the layer 5 of the second metal material is only formed in the part of the high-frequency current conducting of moulder 3.
For example, in Fig. 2, the layer 5 of the second metal material is formed in outside four of moulder 3 in the case where being used for high-frequency induction heating
At least one face in surface, in Fig. 1, the table of the layer 5 of the second metal material at least formed on the radially inner side of moulder 3
Face.Thereby, it is possible to efficiently manufacture the made of metal divine force that created the universe 1 by minimal plating.
It can be using platings such as plating, chemical platings in plating process.Among these, from the viewpoint of practical,
It is preferred that being electroplated.For example, moulder is impregnated into copper sulphate being used to form in the copper facing as the layers of copper of the second metal material layer
In the electroplating baths such as bath, cupric fluoborate bath, synthesized copper pyrophosphate bath, copper cyanide bath, it is powered under given conditions.Copper is precipitated as a result,
Onto the surface of moulder, it is capable of forming the layer of the second metal material.In addition, in order to improve the uniformity of coating, at plating
Mechanical stirring can be carried out in reason, air stirring, utilize the stirring of vibration, jet stream etc..
As long as the condition of plating can form second on the surface for the moulder being made of the first metal material
The condition of the layer of metal material.As long as in addition, being also capable of forming for carrying out copper-plated condition as the second metal material
The condition of the layers of copper of the bed of material.Such as copper facing can be implemented as follows: moulder is impregnated into containing copper sulphate 50g/L~80g/
L, in the copper sulphate bath of sulfuric acid 160g/L~250g/L, cathode-current density is being set as 1A/dm2~3A/dm2, bath temperature be set as 20
DEG C~27 DEG C under conditions of implement.
Compared with the electric conductivity for the moulder being made of the first metal material, the made of metal divine force that created the universe 1 as above obtained has excellent
Different electric conductivity.For example, the electric conductivity for the moulder being made of the first metal material recorded in this specification is 30%LACS
When left and right, the electric conductivity of the made of metal divine force that created the universe obtained after plating process be can be improved to 100%LACS.It should be noted that this
The electric conductivity recorded in specification for example can be with standard annealed copper (the IACS:International Annealed that will anneal
Copper Standard, International Annealed Copper Standard) conductivity be defined as measuring on the basis of the unit of 100%IACS.
It may be speculated that skin effect of this effect due to the made of metal divine force that created the universe 1.If skin effect is considered, for obtaining
For the thickness (d) of the layer of the second metal material of the good electric conductivity of high frequency for example can be by following formula 1) it determines.
[in formula, d is the thickness (mm) of the layer of the second metal material, and f is frequency (MHz), and μ is the magnetic of the second metal material
Conductance (H/m), σ are the conductivity (S/m) of the second metal material.]
If considering formula 1), the lower limit value of the thickness of the layer about the second metal material, for example, making the second metal material
The conductivity (σ) of copper is set as 5.82 × 10 by fine copper7S/m, magnetic conductivity are assumed to 4 π × 10-7In the case where H/m, for circulating
The layer of the electric current of 1kHz or more with a thickness of 2mm, the layer of the electric current for the 10kHz or more that circulates with a thickness of 0.66mm or more,
The layer of electric current for the 100kHz or more that circulates with a thickness of 0.209mm or more, the layer of the electric current for the 400kHz or more that circulates
With a thickness of 0.104mm or more.In other words, if layer with a thickness of 2mm or more, the electric current that can be circulated less than 10kHz, if layer
With a thickness of 0.66mm or more, then the electric current that can be circulated less than 100kHz, if layer with a thickness of 0.209mm or more, can
Circulation is less than the electric current of 400kHz.It should be noted that " high-frequency current " refers to that frequency is the electricity of 1kHz or more in this specification
Stream.From the point of view of viewpoint in practical use, the frequency of high-frequency current is preferably 10kHz or more 400kHz hereinafter, more preferably 100kHz
The above 400kHz or less.
In addition, the upper limit value of the thickness (d) of the layer about the second metal material, the thickness of the layer of the second metal material is preferred
For 1mm hereinafter, more preferably 0.2mm or less.If the thickness (d) of the layer of the second metal material is protected more than 1mm, the property of coating
Holding may become difficult.
Then, referring to (A) of Fig. 3 and (B) of Fig. 3, lamination moulding process is described in detail.In lamination moulding
In process, using increases material manufacturing technology, based on the calculated molding conditions of moulder by desired 3D shape, by powder
The metal material layer of shape manufactures the moulder 3 that type goes out 3D shape.Molding conditions can use the application programs such as 3D-CAD/CAM
It is made.Desired three-dimensional shape data is converted to the data of STL form, and then is converted to and is divided into n (n is integer)
Slice of data.It is respectively formed n moulding layer based on slice of data, thus lamination moulding goes out the moulder 3 of 3D shape.Increasing material
It can be using the moulder that can manufacture type by powdered metal material layer and go out desired 3D shape in manufacturing technology
Device, such as can use and laser sintered method (SLS), direct metal laser sintering method (DMLS), laser melting method is utilized
(SLM), the three-dimensional printer of electron beam melting method (EBM) etc..
As shown in (A) of Fig. 3, has the lifting that can be gone up and down what is constituted in the way of it can configure powdered metal
The powder of the first metal material is paved on the banker 120 in portion 122.It is formed and is made of the powder of the first metal material as a result,
First metal powder layer L1.Next, irradiating laser from specific position of the laser irradiating part 130 to the first metal powder layer L1.
It is not shown to have to any selection based on molding conditions about the output power of laser, scanning speed, energy density etc.
The optical systems such as lens, mirror controlled together.By will the laser irradiation through controlling to the first metal powder layer L1, make
One metal powder layer L1 is sintered or melts and solidify.Powder bed after solidification forms the first moulding layer M1.
As long as laser can make the cured laser of powder bed being made of the first metal material, for example,
CO2Solid state lasers, semiconductor laser, the electron beams such as the gas lasers such as laser, ytterbium (Yb) laser, YAG laser
Deng.As long as the output power of laser, scanning speed, energy density are that can make the first cured range of moulding layer.Example
Such as, the output power of laser is about 100W~about 1000W, and energy density is about 100J/mm3~about 1000J/mm3, sweep
Retouching speed can be set to about 100mm/s~about 1000mm/s.
Next, as shown in (B) of Fig. 3, in order to form the second moulding layer after forming the first moulding layer M1, with lifting
The reduction in portion 122, banker 120 reduce.For the banker 120 after reducing, it is paved on the first moulding layer M1 powdered
First metal material.The second metal powder layer L2 is formed on the first moulding layer M1 as a result,.By right by laser irradiating part 130
The specific position of second metal powder layer L2 irradiates laser, forms the second moulding layer M2.In this way, being formed by being repeated in n times
The powder bed formation process of powder bed and the moulding layer formation process for forming moulding layer, can lamination moulding go out by n moulding layer
The moulder 3 of the 3D shape of composition.It should be noted that in order to form n-th of metal powder layer, the powder of the first metal material
The drawouts such as roller (not shown) can be used in end.In addition, as long as the thickness of each layer of n moulding layer can based on molding conditions
Lamination moulding goes out the thickness of moulder, and for example, about 10 μm~about 200 μm.
The oxidation of first metal material in order to prevent, above lamination moulding process preferably carry out under an inert atmosphere.This
In specification, inert atmosphere for example refers in argon (Ar), helium (He), nitrogen (N2) etc. be vacuum state in the presence of inert gases,
The atmosphere of decompression state.
In addition, the higher the better for the density for the moulder recorded in this specification from the viewpoint of mechanical strength.For example,
The relative density of moulder can be 95% or more.The relative density of moulder for example can be by according to JIS Z2501 (ISO/
DIS 2738) Archimedes method etc. be measured.
As long as the shape and size of the powder of the first metal material are that can manufacture type by the first metal material layer to go out moulding
The shape and size of object 3.The shape of powder can be spherical equal regular shapes, or irregular shape.First gold medal
The size for belonging to the powder of material can be used as size distribution appropriate adjustment by manufacturing condition, classification etc..First metal material
As long as the average grain diameter of powder is the mobility that can ensure powder and cambial range, for example, 20 μm~200 μm
The range of left and right can be 100 μm~200 μm, 50 μm~100 μm or 5 μm~50 μm or so.Powder about the first metal material
End average grain diameter, carry out moulder 3 moulding when, can also according to n-th layer and (n+1)th layer of interval (lamination spacing) come
Adjustment.In this specification, average grain diameter refers to the accumulated value 50% in the size distribution measured by laser diffraction/scattering method
The partial size (" d50 ") at place.
2. second embodiment
Next, being illustrated referring to second embodiment of the Fig. 4 to the made of metal divine force that created the universe of the invention.As shown in figure 4, this
The made of metal divine force that created the universe 10 of embodiment has the moulder 13A being made of the first metal material and from the point of view of its cross sectional shape
The layer 15 of two metal materials.In addition, the made of metal divine force that created the universe 10 has to freeze for the water that circulates etc. in order to remove the heat release in its use
The hollow portion 17 of agent.The manufacturing method of the made of metal divine force that created the universe of present embodiment after lamination moulding process and plating process advance one
Step includes cutting process, this point is and first embodiment main difference place.It is similarly constituted about with first embodiment,
It omits the description.
2.1. lamination moulding process
In lamination moulding process, using increases material manufacturing technology, moulding goes out the moulder 13 being made of the first metal material.
Four outer surfaces of the moulder 13 in figure are suitable with the outer surface of moulder 13 of 3D shape.To molding conditions in this process
It is adjusted, so that the size of the moulder 13 with specific three dimensional shape becomes the desired 3D shape of the made of metal divine force that created the universe 10
Size (D).That is, in this process, be omitted illustrate in first embodiment in order to make the made of metal divine force that created the universe after plating process
Size become desired size and molding conditions are adjusted.The size of moulder 13 is at least the made of metal divine force that created the universe 10
Size (D), or more than the size (D) of the made of metal divine force that created the universe 10.
2.2. cutting process
In cutting process, the outer surface of the moulder 13 after lamination moulding process is cut, the second metal is thinned
The amount of the thickness (d) of the layer of material.In the example shown in Figure 4, in cross sectional shape, to four outer surfaces of moulder 13 into
Row cutting, is thinned the amount of the thickness (d) of the layer 15 of the second metal material.Moulder 13A is formed as a result,.About in this process
Thickness of cutting, in the same manner as the lamination moulding process of first embodiment, as long as the ruler of the made of metal divine force that created the universe after plating process
Very little is thickness as desired size (D), such as can be 0.2mm or more.Cutting process can be by using vehicle
The tools such as knife, milling cutter, polishing wheel comprising abrasive grain have the devices such as its lathe, milling machine and carry out to the outer surface of moulder
Cutting is to implement.It is preferable to use lathe implementations for cutting process.
It should be noted that in the above-described embodiment, exemplifying will be made of the first metal material of powder shape
Moulder sintering or the lamination moulding process for melting and carrying out lamination moulding.The present invention is not limited thereto.As lamination moulder
Sequence as long as can go out the method for desired moulder by the first metal material moulding, such as may be appropriately used
Formative method specified in ASTM international standard (ASTM F2792).For example, by using one side from nozzle supply non-powder or
First metal material of powder shape on one side by material selectivity in conjunction with and carry out the oriented energy sedimentation of lamination moulding
(DED)；Or it the first metal material of non-powder shape is cut into sheet and carries out the piece lamination (SL:Sheet that lamination is made
Lamination) method, can moulding go out the moulder of desired 3D shape.
In addition, in the above-described embodiment, exemplifying the plating work for forming the film of the second metal material by plating
Sequence.The present invention is not limited thereto.Other than plating, can use can be in the moulder being made of the first metal material
It is upper to form the processing with the layer of the second metal material of homogeneous film thickness.For example, being steamed by using sputtering method, ion plating, vacuum
The physical vapor depositions such as plating method (PVD:Physical Vapor Deposition, physical vapour deposition (PVD)), chemical vapor deposition (CVD:
Chemical Vapor Deposition, chemical vapor deposition) etc. processing, can be in the moulding being made of the first metal material
The layer of the second metal material is formed on object.
Embodiment
In the following, carrying out more specific description to the present invention by embodiment.The manufacturing method of the made of metal divine force that created the universe of the invention
It is not limited by following embodiments.
1. the manufacture of the made of metal divine force that created the universe
[test example 1]
As nonmagnetic first metal material of test example 1, the chrome copper of the chromium containing 5.0 mass % is prepared.
About the first metal material of test example 1, lamination is carried out using three-dimensional printer (EOS Corp.'s manufacture, model: EOS M 290)
The moulder of the 3D shape of ring-shaped (diameter 82mm × height 10mm) is provided in moulding, moulding.By obtained moulder
The made of metal divine force that created the universe as test example 1.
[test example 2]
As nonmagnetic first metal material of test example 2, chrome copper same as test example 1 is prepared.About
First metal material of test example 2, using three-dimensional printer carry out lamination moulding, moulding provided ring-shaped (diameter 82mm ×
Height 10mm) 3D shape moulder.Next, as plating, in the copper sulphate containing 50g/L~80g/L and
In the copper sulphate bath of the sulfuric acid of 160g/L~250g/L, by bath temperature be set as 20 DEG C~27 DEG C, cathode-current density be set as 1~
3A/dm2Under conditions of plating is carried out to the moulder that is obtained by three-dimensional printer, thus implement copper thickness plating.As a result, in moulding
The outer surface of object forms the pure copper layer (coating) of the layer as the second metal material.The made of metal divine force that created the universe as test example 2.Test
The relative density of example 2 is 95%.
2. the measurement of conductivity
The made of metal divine force that created the universe for the test example 1 and 2 gone out using 3 D-printing machine modeling, on the basis of IACS unit, meter
Survey their high frequency electric conductivity.The measurement of conductivity uses overcurrent conductivity meter.
The conductivity of test example 1 is 30%IACS.On the other hand, the conductivity of test example 2 is 100%IACS, is and moves back
The identical degree of fiery standard annealed copper.It follows that the electric conductivity of the made of metal divine force that created the universe of test example 2 is the journey roughly the same with fine copper
Degree.In addition we know, compared with the test example 1 that plating is not carried out, the conductivity for implementing the test example 2 of plating improves
70%IACS.
Industrial applicibility
The manufacturing method of the made of metal divine force that created the universe according to the present invention, is inferior to the gold of the metal materials such as fine copper even with electric conductivity
Belong to material, can also assign the high frequency electric conductivity with metal materials same degrees such as fine copper.
Symbol description
1, the 10 made of metal divine force that created the universe
3,13,13A moulder
5, the layer (coating) of 15 second metal materials
7,17 hollow portion
Claims (7)
1. a kind of manufacturing method of the made of metal divine force that created the universe is the manufacturing method of the made of metal divine force that created the universe for the high-frequency current that circulates,
It is characterized in that,
The manufacturing method includes at least following processes:
Lamination moulding process, in the process, lamination moulding goes out the moulder of the first metal material；With
Plating process in the process, implements plating to the moulder and forms the layer of the second metal material,
The conductivity for high-frequency current of second metal material is higher than first metal material,
The size that the moulder forms the made of metal divine force that created the universe according to the thickness of the layer using second metal material
Mode is formed.
2. the manufacturing method of the made of metal divine force that created the universe as described in claim 1, which is characterized in that the layer of second metal material
Thickness (d) meets following formula 1),
In formula, d is thickness, unit mm；F is the frequency of high-frequency current, unit MHz；μ is the magnetic conductance of the second metal material
Rate, unit H/m；σ is the conductivity of the second metal material, unit S/m.
3. the manufacturing method of the made of metal divine force that created the universe as claimed in claim 1 or 2, which is characterized in that advance in the plating process
One step includes cutting process: the outer surface of the moulder is machined away to the amount of the thickness of the layer of second metal material.
4. the manufacturing method of the made of metal divine force that created the universe according to any one of claims 1 to 3, which is characterized in that in the plating
In process, in the bath of the copper sulphate of the copper sulphate containing 50g/L~80g/L and the sulfuric acid of 160g/L~250g/L, by bath temperature
It is set as 20 DEG C~27 DEG C, cathode-current density is set as 1A/dm2~3A/dm2Under conditions of thick plating is implemented to the moulder,
The layer of second metal material is consequently formed.
5. the manufacturing method of the made of metal divine force that created the universe as described in any one of claims 1 to 4, which is characterized in that the lamination is made
Type process includes following processes:
Powder bed formation process in the process, forms the powder bed of the powder containing first metal material；With
Moulding layer formation process in the process, irradiates laser to the specific position of the powder bed, makes the powder curing, by
This forms moulding layer,
By being repeated in the powder bed formation process and the moulding layer formation process, lamination moulding goes out first metal
The moulder of material.
6. such as the manufacturing method of the made of metal divine force that created the universe according to any one of claims 1 to 5, which is characterized in that
The frequency of the high-frequency current is 10kHz more than and less than 100kHz,
First metal material be by selected from by copper, aluminium, titanium, iron, carbon, silicon, phosphorus, sulphur, chromium, nickel, molybdenum, tungsten, vanadium, manganese, zirconium,
The nonmagnetic alloy that the two or more metallic elements in group that tin, tantalum, niobium and cobalt form are constituted,
Second metal material is fine copper,
The layer of second metal material with a thickness of 0.66mm or more.
7. such as the manufacturing method of the made of metal divine force that created the universe according to any one of claims 1 to 5, which is characterized in that
The frequency of the high-frequency current is 100kHz or more,
First metal material is the chrome copper containing 0.1 mass % or more, 5 mass % chromium below,
Second metal material is fine copper,
The layer of second metal material with a thickness of 0.2mm or more.
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| CN111926203A (en) * | 2020-09-21 | 2020-11-13 | 陕西斯瑞新材料股份有限公司 | Method for preparing pure copper and Cu-Cr-Zr alloy with laminated structure by using SLM laser printing technology |
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| JP7174669B2 (en) * | 2019-04-26 | 2022-11-17 | 三菱重工業株式会社 | Regeneration monitoring test piece for reactor pressure vessel and its regeneration method |
| CN113275593B (en) * | 2021-04-27 | 2022-06-14 | 中南大学 | Method for preparing porous Ta/Ti-6Al-4V integrated piece through selective laser melting |
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| CN109454233B (en) | 2020-03-31 |
| JP2019044248A (en) | 2019-03-22 |
| JP6491289B2 (en) | 2019-03-27 |
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