CN107287546B - A kind of heat insulation cup and preparation method thereof using the preparation of thermal spraying 3D printing technique - Google Patents

A kind of heat insulation cup and preparation method thereof using the preparation of thermal spraying 3D printing technique Download PDF

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Publication number
CN107287546B
CN107287546B CN201610208009.0A CN201610208009A CN107287546B CN 107287546 B CN107287546 B CN 107287546B CN 201610208009 A CN201610208009 A CN 201610208009A CN 107287546 B CN107287546 B CN 107287546B
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layer
heat insulation
preparation
coating
cup
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CN107287546A (en
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程旭东
夏鹏
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Wuhan University of Technology WUT
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Wuhan University of Technology WUT
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G19/00—Table service
    • A47G19/22—Drinking vessels or saucers used for table service
    • A47G19/2288—Drinking vessels or saucers used for table service with means for keeping liquid cool or hot
    • 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
    • B33Y80/00—Products made by additive manufacturing
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/18—After-treatment
    • C23C4/185—Separation of the coating from the substrate

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Coating By Spraying Or Casting (AREA)

Abstract

The invention belongs to heat insulation cup fields, and in particular to a kind of heat insulation cup and preparation method thereof using the preparation of thermal spraying 3D printing technique.The wall of cup of the heat insulation cup includes that three-decker, wherein internal layer and outer layer are metal coating, and the middle layer between inside and outside two layers is ceramic coating.The material of the metal coating is aluminium, stainless copper material or nickel material；The material of ceramic coating is the mixture or zirconium oxide of aluminium oxide, zirconium oxide, aluminium oxide and yttrium oxide and the mixture of yttrium oxide.The structure of the wall of cup of heat insulation cup of the present invention is sandwich structure (gold clips one layer of ceramic coating in double layer of metal coating); protection of the ceramic coating by metal coating; do not allow easily broken or be damaged, the heat insulation cup has many advantages, such as that heat-proof quality is good, mechanical property is good and processability is good；Easy to operate, at low cost, reproducible, the suitable industrialized production of preparation method of the present invention；Sprayed on material is extensive, base shape and size are unrestricted, each coating layer thickness is easy to control.

Description

A kind of heat insulation cup and preparation method thereof using the preparation of thermal spraying 3D printing technique
Technical field
The invention belongs to heat insulation cup fields, and in particular to it is a kind of using thermal spraying 3D printing technique preparation heat insulation cup and its Preparation method.
Background technique
The structure of heat insulation cup is simple, low cost, good heat-insulation effect, manufacture and easy to use, rather well received in the market.Mesh Preceding thermal insulation layer is mostly air or ceramics.Application number 01118535.X discloses a kind of double-layered heat-isolating ceramic cup and its preparation side Method, the double-layered heat-isolating ceramic cup include inside and outside double-layer structure, and hollow portion is equipped between inside and outside two layers.In the manufacturer of heat insulation cup In method, the patent No. 99815124.6 discloses a kind of heat-insulated container and a kind of manufacturing method, utilizes binder by heat-insulated plate It is adhesively fixed and has made a kind of heat insulation cup between wall blank and folding scratch；Application number 200910044733.4 discloses one kind Double-layered heat-isolating ceramic cup and preparation method prepare ceramic layer thermal insulation layer using technology is re-sintered after slip casting.
Thermal spraying is to be heated metal or nonmetallic materials using certain heat source (such as combustion flame, electric arc or plasma) To melting or semi-molten state, pretreated matrix table is then ejected into certain speed by flame stream itself or compressed air Face, a kind of technology of deposition and surface covering of the formation with various functions.Its extensive, base shape and ruler with sprayed on material Very little unrestricted, coating layer thickness is easy to control, technological operation is simple, it is at low cost it is high-efficient, matrix surface property can be assigned The features such as, there is great potential in remanufacturing industry.
Summary of the invention
The present invention in view of the deficiencies of the prior art, and it is an object of the present invention to provide it is a kind of using thermal spraying 3D printing technique preparation every Hot cup and preparation method thereof.
For achieving the above object, the technical solution adopted by the present invention are as follows:
A kind of heat insulation cup prepared using thermal spraying 3D printing technique, which is characterized in that the wall of cup of the heat insulation cup includes Three-decker, wherein internal layer and outer layer are metal coating, and the middle layer between inside and outside two layers is ceramic coating.
In above scheme, the material of the metal coating is aluminium, stainless copper material or nickel material.
In above scheme, the material of the ceramic coating be aluminium oxide, zirconium oxide, aluminium oxide and yttrium oxide mixture, Or the mixture of zirconium oxide and yttrium oxide.
In above scheme, the thickness of the inner layer metal coating and outer layer metal coating is 100 μm~300 μm, described Ceramic coating with a thickness of 100 μm~400 μm.
The preparation method that above-mentioned heat insulation cup is prepared using thermal spraying 3D printing technique, is included the following steps:
(1) it prepares rotary table plaster cast: modulating slurry according to the gouache ratio of land plaster product requirement, be poured into cup type mold In rotary table plaster cast is prepared；
(2) preparation of interior metal layer: electric arc spraying moulding process rotary table plaster cast surface obtained by step (1) is utilized One layer of metal layer of upper deposition；
(3) preparation of middle layer ceramic coating: the metal coating table prepared using flame-spraying moulding process in step (2) One layer of ceramic coating is deposited on face；
(4) preparation of outer layer metal layer: one is deposited on the ceramic coating obtained by step (3) using electric arc spraying moulding process Layer metal layer；
(5) heat insulation cup is obtained after demoulding, polishing treatment.
In above scheme, the parameter of step (2) the electric arc spraying moulding process are as follows: 50~200A of electric current, voltage 10~ 50V, compressed air pressure are 0.1~1.5MPa, and spray distance is 8~30cm, 10~50mm/s of arc gum movement speed.
In above scheme, the parameter of step (3) the flame-spraying moulding process are as follows: combustion-supporting gas is O2, pressure be 0.3~ 1.0MPa, combustion gas is acetylene, pressure is 0.05~0.3MPa, and auxiliary gas is compressed air, and pressure is 0.3~1.0MPa, powder feeding Rate is 10~100g/min, and spray distance is 50~200mm, flame gun 100~1200mm/s of movement speed, coating spraying Number 1~30 time.
In above scheme, the parameter of step (4) the electric arc spraying moulding process are as follows: 50~200A of electric current, voltage 10~ 50V, compressed air pressure are 0.1~1.5MPa, and spray distance is 8~30cm, 10~50mm/s of arc gum movement speed.
Beneficial effects of the present invention: (1) using the heat insulation cup of thermal spraying 3D printing technique of the present invention preparation, wall of cup Structure be sandwich structure (i.e. gold clips one layer of ceramic coating in double layer of metal coating), guarantor of the ceramic coating by metal coating Shield, it is not easy to which broken or be damaged, it is excellent that the heat insulation cup has that heat-proof quality is good, mechanical property is good and processability is good etc. Point；(2) easy to operate, at low cost, reproducible, the suitable industrialized production of preparation method of the present invention；Sprayed on material is wide General, base shape and size is unrestricted, each coating layer thickness is easy to control.
Detailed description of the invention
Fig. 1 is optical digital photo of the present invention using the heat insulation cup of thermal spraying 3D printing technique preparation.
Fig. 2 is the heat-insulated wall of cup coating profile scanning electron microscope of three-decker prepared by the embodiment of the present invention 2.
Specific embodiment
For a better understanding of the present invention, below with reference to the embodiment content that the present invention is furture elucidated, but it is of the invention Content is not limited solely to the following examples.
Embodiment 1
A kind of thermal spraying 3D printing technique prepares above-mentioned heat insulation cup, is prepared via a method which:
(1) it prepares rotary table plaster cast: modulating slurry according to the gouache ratio of land plaster product requirement, be poured into cup type mold In rotary table plaster cast is prepared；
(2) preparation of interior metal layer: using Ultrasonic Arc Sprayed method, using stainless steel silk material as sprayed on material, The metal coating that rotary table plaster cast surface is formed with a thickness of 150 μm；Wherein, the technological parameter of Ultrasonic Arc Sprayed are as follows: electricity Flow 120A, voltage 25V, compressed air pressure 0.5MPa, spray distance 150mm, arc gum movement speed 20mm/s；
(3) preparation of middle layer ceramic coating: flame spraying method is used, with ZrO2For dusty spray, in step (2) institute It obtains metal coating surface and forms the ceramic coating that thickness is about 200 μm；Wherein, the spray parameters of flame-spraying are controlled are as follows: combustion-supporting Gas is O2, pressure 0.6MPa, combustion gas is acetylene, pressure 0.1MPa, and auxiliary gas is compressed air, and pressure 0.8MPa is sent Powder rate be 60g/min, spray distance 100mm, flame gun movement speed 600mm/s, coating spraying number 6 times；
(4) preparation of outer layer metal layer: using Ultrasonic Arc Sprayed method, using stainless steel silk material as sprayed on material, Ceramic coating surface forms the metal coating that thickness is about 150 μm, wherein controls the spray parameters of Ultrasonic Arc Sprayed are as follows: Electric current 120A, voltage 25V, compressed air pressure 0.5MPa, spray distance 150mm, arc gum movement speed 20mm/s.
(5) heat insulation cup is obtained after demoulding, polishing treatment.
It is whole that heat insulation cup manufactured in the present embodiment is measured using laser heat conducting instrument (NETZSCH LFA 457MicroFlash) Mean coefficient of heat conductivity is 33.56W/ (m*K), and (thermal coefficient is 237W/ (m*K), the present embodiment to the cup for the pure aluminum substrate that compares The heat insulation of the heat insulation cup is very good.In addition, comparing more traditional heat-isolating ceramic cup, the present embodiment heat insulation cup wall of cup has The metal coating of sandwich structure, internal layer and outer layer plays a very good protection to intermediate ceramic coating, metal coating More soft compared with ceramic coating, therefore, the sandwich structure of double layer of metal coating one layer of ceramic coating of sandwich is conducive to mention Heat-proof quality, mechanical property and the processability of high heat insulation cup.
Embodiment 2
A kind of thermal spraying 3D printing technique prepares above-mentioned heat insulation cup, is prepared via a method which:
(1) it prepares rotary table plaster cast: modulating slurry according to the gouache ratio of land plaster product requirement, be poured into cup type mold In rotary table plaster cast is prepared；
(2) preparation of interior metal layer: arc spray process is used, using aluminium wire material as sprayed on material, in rotary table plaster mold The metal coating that type surface is formed with a thickness of 300 μm；Wherein, the technological parameter of electric arc spraying are as follows: electric current 100A, voltage 25V, pressure Contracting air pressure is 0.5MPa, spray distance 150mm, arc gum movement speed 20mm/s；
(3) preparation of middle layer ceramic coating: flame spraying method is used, with ZrO2- 20%Y2O3For dusty spray, Metal coating surface obtained by step (2) forms the ceramic coating that thickness is about 100 μm；Wherein, the spraying ginseng of flame-spraying is controlled Number are as follows: combustion-supporting gas is O2, pressure 0.55MPa, combustion gas is acetylene, pressure 0.1MPa, and auxiliary gas is compressed air, and pressure is 0.8MPa, powder feeding rate 60g/min, spray distance 100mm, flame gun movement speed 1000mm/s, coating spraying Number 2 times；
(4) preparation of outer layer metal layer: arc spray process is used, using aluminium wire material as sprayed on material, in ceramic coating table Face forms the metal coating that thickness is about 100 μm, wherein controls the spray parameters of Ultrasonic Arc Sprayed are as follows: electric current 100A, electricity Press 25V, compressed air pressure 0.5MPa, spray distance 150mm, arc gum movement speed 20mm/s.
(5) heat insulation cup is obtained after demoulding, polishing treatment.
The heat insulation cup wall of cup coating profile scanning electron microscope that the present embodiment is prepared is shown in Fig. 2, utilizes laser heat conducting instrument It is 40.48W/ that (NETZSCH LFA 457MicroFlash), which measures heat insulation cup ensemble average thermal coefficient manufactured in the present embodiment, (m*K), (thermal coefficient is 237W/ (m*K), the heat insulation of heat insulation cup described in the present embodiment to the cup for the pure aluminum substrate that compares It is very good.In addition, compare more traditional heat-isolating ceramic cup, the present embodiment heat insulation cup wall of cup has a sandwich structure, internal layer and outer The metal coating of layer plays a very good protection to intermediate ceramic coating, and metal coating is more soft compared with ceramic coating, Therefore, the sandwich structure of one layer of ceramic coating of double layer of metal coating sandwich be conducive to improve heat insulation cup heat-proof quality, Mechanical property and processability.
Embodiment 3
A kind of thermal spraying 3D printing technique prepares above-mentioned heat insulation cup, is prepared via a method which:
(1) it prepares rotary table plaster cast: modulating slurry according to the gouache ratio of land plaster product requirement, be poured into cup type mold In rotary table plaster cast is prepared；
(2) preparation of interior metal layer: arc spray process is used, using aluminium wire material as sprayed on material, in rotary table plaster mold The metal coating that type surface is formed with a thickness of 150 μm；Wherein, the technological parameter of electric arc spraying are as follows: electric current 80A, voltage 20V, pressure Contracting air pressure is 0.5MPa, spray distance 150mm, arc gum movement speed 20mm/s；
(3) preparation of middle layer ceramic coating: flame spraying method is used, with Al2O3For dusty spray, in step (2) institute It obtains metal coating surface and forms the ceramic coating that thickness is about 400 μm；Wherein, the spray parameters of flame-spraying are controlled are as follows: combustion-supporting Gas is O2, pressure 0.5MPa, combustion gas is acetylene, pressure 0.1MPa, and auxiliary gas is compressed air, and pressure 0.8MPa is sent Powder rate be 60g/min, spray distance 150mm, flame gun movement speed 600mm/s, coating spraying number 8 times；
(4) preparation of outer layer metal layer: arc spray process is used, using aluminium wire material as sprayed on material, in ceramic coating table Face forms the metal coating that thickness is about 150 μm, wherein controls the spray parameters of Ultrasonic Arc Sprayed are as follows: electric current 80A, electricity Press 20V, compressed air pressure 0.5MPa, spray distance 150mm, arc gum movement speed 20mm/s.
(5) heat insulation cup is obtained after demoulding, polishing treatment.
It is whole that heat insulation cup manufactured in the present embodiment is measured using laser heat conducting instrument (NETZSCH LFA 457MicroFlash) Mean coefficient of heat conductivity is 35.48W/ (m*K), and (thermal coefficient is 237W/ (m*K), the present embodiment to the cup for the pure aluminum substrate that compares The heat insulation of the heat insulation cup is very good.In addition, comparing more traditional heat-isolating ceramic cup, the present embodiment heat insulation cup wall of cup has The metal coating of sandwich structure, internal layer and outer layer plays a very good protection to intermediate ceramic coating, metal coating More soft compared with ceramic coating, therefore, the sandwich structure of double layer of metal coating one layer of ceramic coating of sandwich is conducive to mention Heat-proof quality, mechanical property and the processability of high heat insulation cup.
Obviously, above-described embodiment is only intended to clearly illustrate made example, and is not the limitation to embodiment.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation or change therefore amplified It moves within still in the protection scope of the invention.

Claims (8)

1. a kind of heat insulation cup prepared using thermal spraying 3D printing technique, which is characterized in that the wall of cup of the heat insulation cup includes three Layer structure, wherein internal layer and outer layer are metal coating, and the middle layer between inside and outside two layers is ceramic coating；The thermal spraying 3D is beaten The preparation process of print technology are as follows: prepare rotary table plaster cast: slurry is modulated according to the gouache ratio of land plaster product requirement, is poured into Rotary table plaster cast is prepared in cup type mold；It is sunk on gained rotary table plaster cast surface using electric arc spraying moulding process One layer of metal layer of product；One layer of ceramic coating is deposited on metal coating surface using flame-spraying moulding process；It is sprayed using electric arc It applies moulding process and deposits one layer of metal layer on ceramic coating；Heat insulation cup is obtained after demoulding, polishing treatment.
2. heat insulation cup according to claim 1, which is characterized in that the material of the metal coating be aluminium, stainless steel, Or nickel material.
3. heat insulation cup according to claim 1, which is characterized in that the material of the ceramic coating be aluminium oxide, zirconium oxide, The mixture or zirconium oxide of aluminium oxide and yttrium oxide and the mixture of yttrium oxide.
4. heat insulation cup according to claim 1, which is characterized in that the thickness of inner layer metal coating and outer layer metal coating is equal Be 100 μm ~ 300 μm, ceramic coating with a thickness of 100 μm ~ 400 μm.
5. the preparation method of any heat insulation cup of claim 1 ~ 4, which comprises the steps of:
(1) it prepares rotary table plaster cast: modulating slurry according to the gouache ratio of land plaster product requirement, be poured into cup type mold and make It is standby to obtain rotary table plaster cast；
(2) it the preparation of interior metal layer: is sunk on the rotary table plaster cast surface obtained by step (1) using electric arc spraying moulding process One layer of metal layer of product；
(3) preparation of middle layer ceramic coating: using flame-spraying moulding process on metal coating surface prepared by step (2) Deposit one layer of ceramic coating；
(4) preparation of outer layer metal layer: one layer of gold is deposited on the ceramic coating obtained by step (3) using electric arc spraying moulding process Belong to layer；
(5) heat insulation cup is obtained after demoulding, polishing treatment.
6. preparation method according to claim 5, which is characterized in that the ginseng of step (2) the electric arc spraying moulding process Number are as follows: 50 ~ 200 A of electric current, 10 ~ 50 V of voltage, compressed air pressure are 0.1 ~ 1.5 MPa, and spray distance is 8 ~ 30 cm, electricity Arc rifle movement speed is 10 ~ 50 mm/s.
7. preparation method according to claim 5, which is characterized in that the ginseng of step (3) the flame-spraying moulding process Number are as follows: combustion-supporting gas is O2, pressure be 0.3 ~ 1.0 MPa, combustion gas is acetylene, pressure is 0.05 ~ 0.3 MPa, auxiliary gas be compression Air, pressure are 0.3 ~ 1.0 MPa, and powder feeding rate is 10 ~ 100 g/min, and spray distance is 50 ~ 200 mm, and flame gun moves Dynamic 100 ~ 1200 mm/s of speed, coating spraying number 1 ~ 30 time.
8. preparation method according to claim 5, which is characterized in that the ginseng of step (4) the electric arc spraying moulding process Number are as follows: 50 ~ 200 A of electric current, 10 ~ 50 V of voltage, compressed air pressure are 0.1 ~ 1.5 MPa, and spray distance is 8 ~ 30 cm, electricity 10 ~ 50 mm/s of arc rifle movement speed.
CN201610208009.0A 2016-04-05 2016-04-05 A kind of heat insulation cup and preparation method thereof using the preparation of thermal spraying 3D printing technique Expired - Fee Related CN107287546B (en)

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CN110257751A (en) * 2019-05-20 2019-09-20 哈特三维(中山)金属材料有限公司 A kind of method for realizing that acid bronze alloy is connect with mold steel alloy using 3D printing method
CN110742463A (en) * 2019-09-16 2020-02-04 台州市泰澄电子科技有限公司 Titanium vacuum thermos cup and composite coating structure of inner container thereof
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