CN105478759A - Laser forming method of Cr3C2-Cu composite component - Google Patents
Laser forming method of Cr3C2-Cu composite component Download PDFInfo
- Publication number
- CN105478759A CN105478759A CN201510894652.9A CN201510894652A CN105478759A CN 105478759 A CN105478759 A CN 105478759A CN 201510894652 A CN201510894652 A CN 201510894652A CN 105478759 A CN105478759 A CN 105478759A
- Authority
- CN
- China
- Prior art keywords
- powder
- laser
- hopper
- laser forming
- forming method
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000002131 composite material Substances 0.000 title claims description 25
- 239000000843 powder Substances 0.000 claims abstract description 86
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000010439 graphite Substances 0.000 claims abstract description 13
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims abstract description 11
- 230000035611 feeding Effects 0.000 claims description 34
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 8
- 238000000498 ball milling Methods 0.000 claims description 5
- 239000011812 mixed powder Substances 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 2
- 239000013307 optical fiber Substances 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 239000000956 alloy Substances 0.000 abstract description 2
- 229910045601 alloy Inorganic materials 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 239000002905 metal composite material Substances 0.000 abstract 1
- 239000010949 copper Substances 0.000 description 24
- 239000000463 material Substances 0.000 description 10
- 239000012071 phase Substances 0.000 description 10
- 238000011065 in-situ storage Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229910052761 rare earth metal Inorganic materials 0.000 description 3
- 150000002910 rare earth metals Chemical class 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- AHADSRNLHOHMQK-UHFFFAOYSA-N methylidenecopper Chemical compound [Cu].[C] AHADSRNLHOHMQK-UHFFFAOYSA-N 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- 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
-
- B22F1/0003—
-
- 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
- B22F10/25—Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
-
- 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
- B22F12/50—Means for feeding of material, e.g. heads
- B22F12/52—Hoppers
-
- 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
- B22F12/50—Means for feeding of material, e.g. heads
- B22F12/53—Nozzles
-
- 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
- B22F12/50—Means for feeding of material, e.g. heads
- B22F12/55—Two or more means for feeding material
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Automation & Control Theory (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention relates to a laser forming method of a Cr3C2-Cu metal composite component. Raw material powder selected in the laser forming method comprises, by weight percent, 3.87-5.22% of graphite, 26.73-34.53% of Cr, 0.48-0.65% of rare earth oxide and 59.6-68.9% of Cu. Quantitative conveying of powder formed through lasers is finished through a multi-hopper conveying system. The multi-hopper conveying system is mainly composed of three hoppers, a powder feeding screw, a direct current stepping motor and three powder discharging pipes. A three-pipe coaxial laser head is adopted in the laser forming, an inner and outer gradient layering structure of the Cr3C2-Cu component can be achieved by controlling a powder conveying system and the laser head, and the fracture toughness of the Cr3C2-Cu component can reach more than 70% of Cu base alloy.
Description
Technical field
The invention belongs to laser forming field, relate to a kind of Cr
3c
2the laser forming method of-Cu composite material component.
Background technology
Sliding friction contact material is widely used in the brush on motor, and the pantograph of power transmitting device, shoegear, electric plug are first-class.Arc discharge and fretting wear are sliding friction contact material main failure forms.Sliding friction contact material mainly contains the several types such as simple metal, carbon slipper, composite powder metallurgy material, leaching copper carbon slipper.Metal slider good conductivity, but easily initiation electric discharge phenomena cause electric arc calcination.Carbon slipper lubricity is good, but resistivity is high and mechanical strength is low, and self wearing and tearing is more serious.Composite powder metallurgy material hardness is higher, but relatively more serious to friction pair wearing and tearing, and cost own is higher.Leaching copper carbon slipper is conduction bow net sliding material more outstanding at present, but is faced with shock resistance difference, the problems such as maintenance cost is high.
Cr
3c
2-Cu composite is on the basis of Cu alloy, reacts in-situ preparation Cr by liquid phase Cr and graphite C
3c
2metal carbides carry out Reinforced Cu-Base Composites.Cr3C2-Cu is the Cu-base composites with outstanding comprehensive mechanical property, becomes the new selection of the Novel sliding friction contact material in electric power transfer application.
The technology of preparing of MMC, according to the difference of the feed postition of enhancing particle, can be divided into in-situ authigenic and pressure to add two kinds.Additional Cr
3c
2the Laser Processing composite of particle, can cause Cr in material
3c
2decompose, and regenerate Cr
7c
3in carbide, become Cr
3c
2one of difficult point of composite Laser Processing.In-situ authigenic technology is by alloy designs, reaction in-situ nucleation in parent metal, generate one or more thermodynamically stable wild phases, The method avoids the decomposition of additional reinforcement, economize energy, resource can emissions reduction, the reinforcement surface no-pollution of material, product properties is excellent.But its technical process requires strictly, more difficult grasp and the composition of wild phase and volume fraction wayward.
The method of laser forming technology utilization small size accumulation forming, can being uniformly distributed at macro-control wild phase, for powder-feeding laser shaped in situ particle reinforce MMC provides possibility.Metal powder differs comparatively large with the bulk density of graphite powder, in laser forming process, easily cause layering because powder density difference is comparatively large, cause the skewness of wild phase, and can change the design mix of wild phase, significantly reduce Cr in molded component
3c
2the performance of-Cu composite material component.Therefore the present invention adopts the method that on-line continuous powder-feeding laser In-situ reaction is shaped, preparation Cr
3c
2-Cu composite material component, realizes the controlled continuously of the wild phase distribution of shape parts.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, provides a kind of wild phase to distribute controlled Cr
3c
2the laser forming method of-Cu composite element.The inventive method is set about from fabricated in situ route, utilizes many hoppers laser forming technique, makes Cr
3c
2wild phase is uniformly distributed in Cu based composites, realizes the Cr of function admirable
3c
2the laser forming of-Cu composite material component.
The inventive method mainly comprises the following steps:
(1) composition of raw materials and pretreatment
Composition of raw materials is: graphite 3.87 ~ 5.22wt.%, Cr26.73 ~ 34.53wt.%, rare earth oxide 0.48 ~ 0.65wt.%, Cu59.6 ~ 68.9wt.%; Raw material adopts powder, the particle size of Ni metal, Cr powder and graphite 50 ~ 200 microns; By Metal Cr powder and RE oxide powder mixing and ball milling 0.5 ~ 5 hour;
(2) powder feeding and batch mixing
Many hoppers spiral powder feeding hybrid system is adopted to carry out powder feeding and mixing in time, described many hoppers spiral powder feeding hybrid system is connected to form respectively by powder feeding pipe and a common laser head by three powder feeders, the mixed-powder of Cr powder and rare earth oxide is put into the 1st hopper, Cu powder is placed in the 2nd hopper, graphite powder is placed in the 3rd hopper, 3 powder feeder powder feedings simultaneously, and the ratio of powder is controlled by adjustment screw speed;
(3) laser forming
Described laser head adopts the coaxial discontinuous nozzle of 3 pipe, encircles powder feeding to molten bath, makes each uniform composition distribution in molten bath; To the digital figure hierarchy slicing of design part, and set up laser beam scan path, Digit Control Machine Tool carries out laser forming; In forming process, adjusting screw(rod) rotating speed, makes the wild phase Cr that local generates
3c
2ratio becomes gradient consecutive variations, and namely component skin is Cr
3c
2-Cu composite, internal layer is metal matrix material, and the raw material of final utilization meets the proportion requirement of step (1).
In technique scheme, in step (3), adopt optical fiber/semiconductor/CO
2laser instrument, power output 100 ~ 3000W, spot diameter 0.2 ~ 4mm, overlapping rate 10 ~ 80%, laser head Ar throughput 0.5 ~ 13L/min, powder feeder Ar throughput 0.5 ~ 12L/min, laser head sweep speed 3 ~ 125mm/s.
The inventive method many hoppers spiral powder feeding hybrid system used is connected to form respectively by powder feeding pipe and a laser head by three powder feeders, as shown in Figure 1.Described powder feeder is made up of hopper, screw rod and Fluidizer, and described screw rod is promoted by DC stepper motor.
Cr
3c
2the performance of-Cu composite depends on Cr
3c
2content, size and be uniformly distributed.The present invention with the instant powder feeding of many hoppers spiral powder feeding mixing system, and utilizes coaxial discontinuous laser head to be shaped Cr
3c
2-Cu composite material component, achieves the distributed controll of wild phase, eliminates Cr
3c
2cr in-Cu composite
3c
2the situation of skewness, realizes Cr
3c
2the Cr that content is adjustable
3c
2the laser forming of-Cu composite material structural member.
Component top layer and internal layer are formed separately by the inventive method, realize the laser manufacture of the metal-base composites parts of inside and outside hierarchy, components interior is made to have the toughness of metal material, top layer has function that is wear-resisting, resistance to high temperature oxidation, and the overall fracture toughness of parts is more than 70% of similar metal parts.
Accompanying drawing explanation
Fig. 1 many hoppers spiral powder feeding hybrid system structural representation.
Detailed description of the invention
The present invention is described further in conjunction with the embodiments.
Embodiment one
A kind of Cr
3c
2-Cu composite material conductive bow slide plate laser forming method, comprises following flow process:
(1) raw material adopts powder, the particle size of Ni metal, Cr powder, graphite 50 ~ 200 microns; Material composition is: graphite 4.25wt.%, Cr28.36wt.%, rare earth oxide 0.52wt.%, Cu surplus; Cr and rare earth oxide ball milling are mixed 90 minutes.
(2) adopt many hoppers spiral powder feeding hybrid system to carry out powder feeding and instant mixing, the mixed-powder of Cr and rare earth is put into the 1st hopper, and Cu powder is placed in the 2nd hopper, and graphite powder is placed in the 3rd hopper; 3 powder feeder powder feedings simultaneously, keep the proportions constant of Cr powder and graphite, and adjust Cr by screw speed
3c
2at the content of shaping, make Cr
3c
2graded is become with internal layer on parts top layer.
(3) carried with 3 pipeline gas respectively by the powder in many hoppers and be delivered to laser head and carry out laser forming, the laser head of laser forming adopts the coaxial discontinuous nozzle of 3 pipe, encircles powder feeding to molten bath; The digital figure hierarchy slicing of parts, and set up laser beam scan path, then control powder feeding composition by controlling screw speed, Digit Control Machine Tool carries out laser forming.CO
2laser output power 200W, spot diameter 2mm, overlapping rate 50%, laser head Ar throughput 5L/min, powder feeder Ar throughput 6L/min, laser head sweep speed 60mm/s.
Molded component inside has the toughness of metal material, and top layer has function that is wear-resisting, resistance to high temperature oxidation, and the overall fracture toughness of parts is more than 70% of similar metal parts.
Embodiment two
A kind of Cr
3c
2-Cu shoegear slide plate laser forming method, comprises following flow process:
(1) raw material adopts powder, the particle size of Ni metal, Cr powder more than 50 microns; Graphite 5.22wt.%, Cr34.53wt.%, rare earth oxide 0.65wt.%, Cu surplus; Cr and rare earth oxide ball milling are mixed 90 minutes.
(2) adopt many hoppers spiral powder feeding hybrid system to carry out powder feeding and instant mixing, the mixed-powder of Cr and rare earth is put into the 1st hopper, and Cu powder is placed in the 2nd hopper, and graphite powder is placed in the 3rd hopper; 3 screw rod powder feeder powder feedings simultaneously, keep the proportions constant of Cr powder and graphite, and adjust Cr by screw speed
3c
2at the content of shaping, make Cr
3c
2graded is become with internal layer on parts top layer.
(3) powder is carrying out laser forming with 3 Cemented filling to laser head after the abundant mixing of 3 powder feeders, and the laser head of laser forming adopts the coaxial discontinuous nozzle of 3 pipe, encircles powder feeding to molten bath; The digital figure hierarchy slicing of parts, and set up laser beam scan path, then control powder feeding composition by adjusting screw(rod) rotating speed, Digit Control Machine Tool carries out laser forming.CO
2laser output power 200W, spot diameter 2mm, overlapping rate 60%, laser head Ar throughput 8L/min, powder feeder Ar throughput 10L/min, laser head sweep speed 50mm/s.
Molded component inside has the toughness of metal material, and top layer has function that is wear-resisting, resistance to high temperature oxidation, and the overall fracture toughness of parts is more than 80% of similar metal parts.
Embodiment three
A kind of Cr
3c
2-Cu composite crystallizer laser manufacturing process, comprises following flow process:
(1) raw material adopts powder, the particle size of Ni metal, Cr powder more than 50 microns; Graphite 3.87wt.%, Cr26.73wt.%, rare earth oxide 0.48wt.%, Cu surplus; Cr and rare earth oxide ball milling are mixed 90 minutes.
(2) adopt many hoppers spiral powder feeding hybrid system to carry out powder feeding and instant mixing, the mixed-powder of Cr and rare earth is put into the 1st hopper, and Cu powder is placed in the 2nd hopper, and graphite powder is placed in the 3rd hopper; 3 screw rod powder feeder powder feedings simultaneously, keep the proportions constant of Cr powder and graphite, and adjust Cr by screw speed
3c
2at the content of shaping, make Cr
3c
2graded is become with internal layer on parts top layer.
(3) carried with 3 pipeline gas respectively by the powder in many hoppers and be delivered to laser head and carry out laser forming, the laser head of laser forming adopts the coaxial discontinuous nozzle of 3 pipe, encircles powder feeding to molten bath; The digital figure hierarchy slicing of parts, and set up laser beam scan path, then control powder feeding composition by adjusting screw(rod) rotating speed, Digit Control Machine Tool carries out laser forming.CO
2laser output power 200W, spot diameter 2mm, overlapping rate 60%, laser head Ar throughput 4L/min, powder feeder Ar throughput 8L/min, laser head sweep speed 30mm/s.
Claims (3)
1. a Cr
3c
2the laser forming method of-Cu composite element, is characterized in that comprising the steps:
(1) composition of raw materials and pretreatment
Composition of raw materials is: graphite 3.87 ~ 5.22wt.%, Cr26.73 ~ 34.53wt.%, rare earth oxide 0.48 ~ 0.65wt.%, Cu59.6 ~ 68.9wt.%; Raw material adopts powder, the particle size of Ni metal, Cr powder and graphite 50 ~ 200 microns; By Metal Cr powder and RE oxide powder mixing and ball milling 0.5 ~ 5 hour;
(2) powder feeding and batch mixing
Many hoppers spiral powder feeding hybrid system is adopted to carry out powder feeding and mixing in time, described many hoppers spiral powder feeding hybrid system is connected to form respectively by powder feeding pipe and a common laser head by three powder feeders, the mixed-powder of Cr powder and rare earth oxide is put into the 1st hopper, Cu powder is placed in the 2nd hopper, graphite powder is placed in the 3rd hopper, 3 powder feeder powder feedings simultaneously, and the ratio of powder is controlled by adjustment screw speed;
(3) laser forming
Described laser head adopts the coaxial discontinuous nozzle of 3 pipe, encircles powder feeding to molten bath, makes each uniform composition distribution in molten bath; To the digital figure hierarchy slicing of design part, and set up laser beam scan path, Digit Control Machine Tool carries out laser forming; In forming process, adjusting screw(rod) rotating speed, makes the wild phase Cr that local generates
3c
2ratio becomes gradient consecutive variations, and namely component skin is Cr
3c
2-Cu composite, internal layer is metal matrix material, and the raw material of final utilization meets the proportion requirement of step (1).
2. the laser forming method according to patent requirements 1, is characterized in that, adopts optical fiber/semiconductor/CO in step (3)
2laser instrument, power output 100 ~ 3000W, spot diameter 0.2 ~ 4mm, overlapping rate 10 ~ 80%, laser head Ar throughput 0.5 ~ 13L/min, powder feeder Ar throughput 0.5 ~ 12L/min, laser head sweep speed 3 ~ 125mm/s.
3. the laser forming method according to patent requirements 1, is characterized in that, described powder feeder is made up of hopper, screw rod and Fluidizer, and described screw rod is promoted by DC stepper motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510894652.9A CN105478759A (en) | 2015-12-08 | 2015-12-08 | Laser forming method of Cr3C2-Cu composite component |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510894652.9A CN105478759A (en) | 2015-12-08 | 2015-12-08 | Laser forming method of Cr3C2-Cu composite component |
Publications (1)
Publication Number | Publication Date |
---|---|
CN105478759A true CN105478759A (en) | 2016-04-13 |
Family
ID=55666226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510894652.9A Pending CN105478759A (en) | 2015-12-08 | 2015-12-08 | Laser forming method of Cr3C2-Cu composite component |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105478759A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106001568A (en) * | 2016-07-07 | 2016-10-12 | 四川三阳永年增材制造技术有限公司 | 3D printing integrated preparation method for metal dies of gradient materials |
CN106903312A (en) * | 2017-04-10 | 2017-06-30 | 大连交通大学 | The laser 3D printing method of tungsten-copper alloy |
CN109719292A (en) * | 2017-10-30 | 2019-05-07 | 通用汽车环球科技运作有限责任公司 | Increasing material manufacturing technique and its dusty material |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5453329A (en) * | 1992-06-08 | 1995-09-26 | Quantum Laser Corporation | Method for laser cladding thermally insulated abrasive particles to a substrate, and clad substrate formed thereby |
CN101818342A (en) * | 2009-12-15 | 2010-09-01 | 江苏大学 | Method and device for preparing working layer of metallurgical hot roll by laser direct deposition |
CN103691949A (en) * | 2014-01-09 | 2014-04-02 | 湖北工业大学 | Laser forming method of WC (Wolfram Carbide)-metal composite material structural component |
CN103993308A (en) * | 2014-04-10 | 2014-08-20 | 江苏新亚特钢锻造有限公司 | Method for re-manufacturing roller shaft part through laser cladding |
CN104260360A (en) * | 2014-07-28 | 2015-01-07 | 中国科学院重庆绿色智能技术研究院 | Multi-material laser direct writing conformal system and method |
-
2015
- 2015-12-08 CN CN201510894652.9A patent/CN105478759A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5453329A (en) * | 1992-06-08 | 1995-09-26 | Quantum Laser Corporation | Method for laser cladding thermally insulated abrasive particles to a substrate, and clad substrate formed thereby |
CN101818342A (en) * | 2009-12-15 | 2010-09-01 | 江苏大学 | Method and device for preparing working layer of metallurgical hot roll by laser direct deposition |
CN103691949A (en) * | 2014-01-09 | 2014-04-02 | 湖北工业大学 | Laser forming method of WC (Wolfram Carbide)-metal composite material structural component |
CN103993308A (en) * | 2014-04-10 | 2014-08-20 | 江苏新亚特钢锻造有限公司 | Method for re-manufacturing roller shaft part through laser cladding |
CN104260360A (en) * | 2014-07-28 | 2015-01-07 | 中国科学院重庆绿色智能技术研究院 | Multi-material laser direct writing conformal system and method |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106001568A (en) * | 2016-07-07 | 2016-10-12 | 四川三阳永年增材制造技术有限公司 | 3D printing integrated preparation method for metal dies of gradient materials |
CN106001568B (en) * | 2016-07-07 | 2018-03-13 | 四川三阳激光增材制造技术有限公司 | A kind of functionally gradient material (FGM) metal die 3D printing integral preparation method |
CN106903312A (en) * | 2017-04-10 | 2017-06-30 | 大连交通大学 | The laser 3D printing method of tungsten-copper alloy |
CN109719292A (en) * | 2017-10-30 | 2019-05-07 | 通用汽车环球科技运作有限责任公司 | Increasing material manufacturing technique and its dusty material |
US10982306B2 (en) | 2017-10-30 | 2021-04-20 | GM Global Technology Operations LLC | Additive manufacturing process and powder material therefor |
CN109719292B (en) * | 2017-10-30 | 2022-01-04 | 通用汽车环球科技运作有限责任公司 | Additive manufacturing process and powder material thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103691949B (en) | A kind of laser forming method of WC-metallic composite structural member | |
CN101285187B (en) | Method for preparing particulate reinforced metal-based composite material | |
CN101845579B (en) | Inhomogeneous hard alloy and preparation method thereof | |
CN105344994A (en) | Laser forming method of TiC-Ti composite component | |
CN105458259A (en) | Laser forming method of Cr3C2-NiCr composite material component | |
CN105478759A (en) | Laser forming method of Cr3C2-Cu composite component | |
CN105583401A (en) | Method for preparing composite powder for 3D printing, product and application | |
CN105428097A (en) | Silver-based electrical contact composite material and preparation method therefor | |
CN104174856A (en) | Method for preparing TiAl-based composite powder material | |
CN104532051B (en) | Diffusion-strengthened copper prepared by nano particle stirring method and preparation method thereof | |
CN104561991A (en) | Special material for stainless steel substrate composite coating for thin valve plate and preparation method of special material | |
CN105478762A (en) | Laser forming method of Cr3C2-FeCr composite component | |
CN108746555A (en) | A kind of preparation method of 3D printing space structure enhancing Cu-base composites | |
CN103160702A (en) | Method for preparing silicon carbide particle reinforced aluminum matrix composite material | |
CN105478760A (en) | Laser forming method of TiC-Cu composite component | |
CN108610052A (en) | A kind of titanium diboride base complex phase ceramic and its preparation method and application | |
CN108296602A (en) | A kind of metal base functor and its increase material preparation for processing | |
CN105328190A (en) | Laser forming method for TiC-FeCr-Gr composite material component | |
CN107400816B (en) | A kind of Cu-base composites and preparation method thereof | |
CN105328181A (en) | Laser formation method of TiC-NiMo composite component | |
CN100409978C (en) | Cobalt powder contg. rare-earth nano-crystal enhancement phase and its prepn. method | |
CN105679560A (en) | Preparation method of nickel-plated graphene-reinforced silver-based electrical contact material | |
CN105575684A (en) | Silver based electrical contact composite material and preparation method thereof | |
CN101984116B (en) | Method for preparing AgSnO2 contact material by spray co-deposition reaction | |
CN105478763A (en) | Laser forming method of TiC-Al-Gr composite material component |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160413 |