CN108179412A - The method for preparing spheric granules composite material - Google Patents

The method for preparing spheric granules composite material Download PDF

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Publication number
CN108179412A
CN108179412A CN201810072188.9A CN201810072188A CN108179412A CN 108179412 A CN108179412 A CN 108179412A CN 201810072188 A CN201810072188 A CN 201810072188A CN 108179412 A CN108179412 A CN 108179412A
Authority
CN
China
Prior art keywords
spheric granules
metal layer
composite material
reinforced phase
preparing
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
Application number
CN201810072188.9A
Other languages
Chinese (zh)
Inventor
蒋彪
蔡国双
望飞雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Qingshi Laser Science & Technology Co Ltd
Original Assignee
Chengdu Qingshi Laser Science & Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chengdu Qingshi Laser Science & Technology Co Ltd filed Critical Chengdu Qingshi Laser Science & Technology Co Ltd
Priority to CN201810072188.9A priority Critical patent/CN108179412A/en
Publication of CN108179412A publication Critical patent/CN108179412A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C24/00Coating starting from inorganic powder
    • C23C24/02Coating starting from inorganic powder by application of pressure only
    • C23C24/04Impact or kinetic deposition of particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12Both compacting and sintering
    • B22F3/14Both compacting and sintering simultaneously
    • B22F3/15Hot isostatic pressing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/02Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
    • B22F7/04Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H1/00Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36Removing material
    • B23K26/38Removing material by boring or cutting
    • B23K26/382Removing material by boring or cutting by boring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/02Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
    • B22F7/04Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal
    • B22F2007/042Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal characterised by the layer forming method

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Composite Materials (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Powder Metallurgy (AREA)

Abstract

The invention discloses a kind of methods for preparing spheric granules composite material, using cold spraying, overlapping prepares substrates multilayer metal layer successively from the bottom to top, whenever obtained one layer of base metal layer, the then uniformly punching in array fashion on current layer base metal layer, and it is corresponded in beaten hole and places reinforced phase spheric granules, then mechanical shock current layer base metal layer so that strong phase spheric granules is fallen into completely in beaten hole.The method of the present invention for preparing spheric granules composite material has spraying, punching, plants three steps of ball, needs 68 steps relative to prior powder metallurgy, greatlys save equipment investment and operating procedure;Shaping efficiency is high, shortens the production cycle;Product uniformity is good, high specific surface area;Technique does not introduce impurity.

Description

The method for preparing spheric granules composite material
Technical field
The invention belongs to field of material preparation, are related to a kind of method for preparing spheric granules composite material.
Background technology
When preparing spheric granules composite material, conventional solution is by reinforced phase spheric granules and parent metal powder Mechanical mixture is carried out, is molded by way of hot rolling.In this preparation method, reinforced phase spheric granules be in parent metal with Machine distribution, dispersion situation has with operating personnel's experience degree, incorporation time, powder physicochemical property (such as mobility) compared with high point System, is not easy to be uniformly mixed, the uneven distribution in parent metal of reinforced phase spheric granules, can lead to the physics and chemistry of composite material Performance is inconsistent, it is impossible to obtain the composite material of ideal performance.And prior powder metallurgy can add in increase powder in mixed powder link The auxiliary agent of mobility, the auxiliary agent can not possibly remove completely in late stage process, influence properties of product.
Invention content
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of side for preparing spheric granules composite material Method.
The present invention is achieved through the following technical solutions above-mentioned purpose:
A kind of method for preparing spheric granules composite material, including:
Using cold spraying, overlapping prepares substrates multilayer metal layer successively from the bottom to top;
Whenever obtained one layer of base metal layer, then uniformly punched in array fashion on current layer base metal layer, and It is corresponded in beaten hole and places reinforced phase spheric granules, then mechanical shock current layer base metal layer so that Qiang Xiang Spheric granules is fallen into completely in beaten hole.
As a kind of technical solution of this patent selection, using heat and other static pressuring processes to obtained spheric granules composite wood Material is handled, with the consistency of reinforcing material.
As a kind of technical solution of this patent selection, the drilling technology of described matrix metal layer uses laser boring or electricity Spark drilling technology.
As a kind of technical solution of this patent selection, during reinforced phase spheric granules is placed in hole, profit Reinforced phase spheric granules is captured with vacuum suction ball head, is positioned by machine vision, crawl is driven to have reinforced phase spheric granules Vacuum suction ball head be accurately moved to the top of corresponding aperture, and pass through and inflated into vacuum suction ball head with by reinforced phase spheric granules Accurately it is positioned in corresponding aperture.
As a kind of technical solution of this patent selection, the aperture beaten is more than the diameter of reinforced phase spheric granules.
The beneficial effects of the present invention are:
The method of the present invention for preparing spheric granules composite material has spraying, punching, plants three steps of ball, relative to biography System powder metallurgy needs 6-8 step, greatlys save equipment investment and operating procedure;Shaping efficiency is high, shortens the production cycle;Production Product uniformity is good, high specific surface area;Technique does not introduce impurity.
Description of the drawings
Fig. 1 is by the schematic diagram of one layer of base metal layer prepared by cold spraying in the present invention;
Fig. 2 is the hole arrangement schematic diagram on monolayer matrix metal layer in the present invention;
Fig. 3 is the schematic diagram that reinforced phase spheric granules is placed in the hole in the present invention on monolayer matrix metal layer;
Fig. 4 is the schematic cross-sectional view by the vibration of reinforced phase spheric granules in place in the present invention;
Fig. 5 is that spraying prepares the schematic cross-sectional view of new base metal layer on lower substrate metal layer in the present invention;
Fig. 6 is to punch and fill the section view of reinforced phase spheric granules in the present invention on prepared new base metal layer to show It is intended to.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings:
Embodiment
With reference to shown in Fig. 1, the base metal layer 1 of one layer of predetermined thickness is prepared by cold spraying;
With reference to shown in Fig. 2, using the method (laser boring or electric spark-erosion perforation) accurately punched, accurately controlled by technique It punches depth, the material hole 2 of predetermined array pattern is prepared on parent metal (internal diameter in hole is more bigger than spheric granules);
With reference to shown in Fig. 3, with the vacuum suction ball head crawl reinforced phase spheric granules 3 aligned with pattern, pass through machine vision It is positioned, suction ball head is driven accurately to be moved to prefabricated punching surface proper height using mechanical device, pass through vacuum holding It puts inflation action reinforced phase spheric granules 3 is placed in pre-fabricated patterns registration holes;
With reference to shown in Fig. 4, by mechanical shock, reinforced phase spheric granules 3 is made to fall into completely in predetermined 2, hole;
With reference to shown in Fig. 5 and Fig. 6, covered by cold spraying in 1 upper surface of base metal layer and prepare one layer of new matrix Metal layer 4, and 5 are punched on base metal layer 4 according to preceding method, reinforced phase spheric granules 6, so weight are packed into hole 5 Standby substrates multilayer metal layer is replicated, and in every layer of base metal layer punching and plants ball, finally obtains reinforced phase spheric granules in base The perfect condition of similar lattice distribution in body metal.
By the variation and combination of die plate pattern, which can even realize different crystalline lattice type (such as face-centered cubic, body The heart cube, close-packed hexagonal etc.) distribution, with meet it is different enhancing phase volume ratios requirements.Since cold spray process is spray coated It cannot accomplish 100% densification in journey, the consistency of material can be further enhanced by subsequent heat and other static pressuring processes, is strengthened compound The performance of material.
The present invention has thoroughly overturned classical production process, and cold spray technique is introduced to conventional composite materials processing comprehensively. The microballoon of 80-300um is made accurately to be placed on punching prefab-form, using the advantage of cold spray technique, by suitable technique, The position of reinforced phase bead, accurate to control composite material reinforced phase volume content in accurate control composite material, greatlys improve The uniformity of material.Relative to the mechanical mixture mode of prior powder metallurgy, the art of this patent dramatically improves compound The uniformity coefficient of material doped phase reaches ideal lattice degree.Physics, the chemical property of composite material will be greatlyd improve, kept away It is unstable to exempt from material Local Property.It is such as used in nuclear fuel element manufacture, the use of the technology is for flattening core power, increase Unit burnup avoids hot localised points that from playing an important role.
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, it is all the present invention spirit and All any modification, equivalent and improvement made within principle etc., should be included within the scope of the present invention.

Claims (5)

  1. A kind of 1. method for preparing spheric granules composite material, which is characterized in that including:
    Using cold spraying, overlapping prepares substrates multilayer metal layer successively from the bottom to top;
    Whenever obtained one layer of base metal layer, the then uniformly punching, and in institute in array fashion on current layer base metal layer It is corresponded in the hole beaten and places reinforced phase spheric granules, then mechanical shock current layer base metal layer so that is strong mutually spherical Particle is fallen into completely in beaten hole.
  2. 2. the method according to claim 1 for preparing spheric granules composite material, which is characterized in that using hot isostatic pressing work Skill handles obtained spheric granules composite material, with the consistency of reinforcing material.
  3. 3. the method according to claim 1 for preparing spheric granules composite material, which is characterized in that described matrix metal layer Drilling technology use laser boring or electric spark-erosion perforation technique.
  4. 4. the method according to claim 1 for preparing spheric granules composite material, which is characterized in that reinforced phase is spherical During particle is placed in hole, reinforced phase spheric granules is captured using vacuum suction ball head, is positioned by machine vision, The vacuum suction ball head that driving crawl has reinforced phase spheric granules is accurately moved to the top of corresponding aperture, and pass through to vacuum suction ball head It is middle to inflate reinforced phase spheric granules being accurately positioned in corresponding aperture.
  5. 5. the method according to claim 1 for preparing spheric granules composite material, which is characterized in that the aperture beaten is more than The diameter of reinforced phase spheric granules.
CN201810072188.9A 2018-01-25 2018-01-25 The method for preparing spheric granules composite material Pending CN108179412A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810072188.9A CN108179412A (en) 2018-01-25 2018-01-25 The method for preparing spheric granules composite material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810072188.9A CN108179412A (en) 2018-01-25 2018-01-25 The method for preparing spheric granules composite material

Publications (1)

Publication Number Publication Date
CN108179412A true CN108179412A (en) 2018-06-19

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108302319A (en) * 2017-07-13 2018-07-20 许昌义 Spot composite material

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104526592A (en) * 2014-12-31 2015-04-22 广东工业大学 Device and method for abrasive material multilayer orderly arraying
CN104805318A (en) * 2015-04-15 2015-07-29 哈尔滨工业大学 Preparation method of spherical TC4 particle reinforced AZ91 magnesium matrix composite
CN105121696A (en) * 2013-03-27 2015-12-02 哈达德上市公司 Superabrasive material with protective adhesive coating and method for producing said coating
CN106925955A (en) * 2017-02-22 2017-07-07 成都青石激光科技有限公司 Sphere material quasi-crystalline lattice is distributed in the processing method in matrix material

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105121696A (en) * 2013-03-27 2015-12-02 哈达德上市公司 Superabrasive material with protective adhesive coating and method for producing said coating
CN104526592A (en) * 2014-12-31 2015-04-22 广东工业大学 Device and method for abrasive material multilayer orderly arraying
CN104805318A (en) * 2015-04-15 2015-07-29 哈尔滨工业大学 Preparation method of spherical TC4 particle reinforced AZ91 magnesium matrix composite
CN106925955A (en) * 2017-02-22 2017-07-07 成都青石激光科技有限公司 Sphere material quasi-crystalline lattice is distributed in the processing method in matrix material

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108302319A (en) * 2017-07-13 2018-07-20 许昌义 Spot composite material
CN108302319B (en) * 2017-07-13 2021-05-14 许昌义 Spot composite metal material
CN108302319B8 (en) * 2017-07-13 2021-06-25 哈工大泰州创新科技研究院有限公司 Spot composite metal material

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Application publication date: 20180619