CN110029388A - A kind of refrigerator foaming die surface treatment process - Google Patents
A kind of refrigerator foaming die surface treatment process Download PDFInfo
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- CN110029388A CN110029388A CN201910269396.2A CN201910269396A CN110029388A CN 110029388 A CN110029388 A CN 110029388A CN 201910269396 A CN201910269396 A CN 201910269396A CN 110029388 A CN110029388 A CN 110029388A
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- mold
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- die surface
- heat
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- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000005187 foaming Methods 0.000 title claims abstract description 39
- 238000004381 surface treatment Methods 0.000 title claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 18
- 238000007745 plasma electrolytic oxidation reaction Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 238000000227 grinding Methods 0.000 claims abstract description 7
- 239000000843 powder Substances 0.000 claims description 27
- 238000002791 soaking Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 17
- 238000005498 polishing Methods 0.000 claims description 17
- 238000004321 preservation Methods 0.000 claims description 15
- 244000137852 Petrea volubilis Species 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910021389 graphene Inorganic materials 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 11
- 235000015393 sodium molybdate Nutrition 0.000 claims description 11
- 239000011684 sodium molybdate Substances 0.000 claims description 11
- TVXXNOYZHKPKGW-UHFFFAOYSA-N sodium molybdate (anhydrous) Chemical compound [Na+].[Na+].[O-][Mo]([O-])(=O)=O TVXXNOYZHKPKGW-UHFFFAOYSA-N 0.000 claims description 11
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 claims description 10
- 239000003973 paint Substances 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 6
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- KDVYCTOWXSLNNI-UHFFFAOYSA-N 4-t-Butylbenzoic acid Chemical compound CC(C)(C)C1=CC=C(C(O)=O)C=C1 KDVYCTOWXSLNNI-UHFFFAOYSA-N 0.000 claims description 5
- 229910052580 B4C Inorganic materials 0.000 claims description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 5
- 229920000557 Nafion® Polymers 0.000 claims description 5
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 239000011737 fluorine Substances 0.000 claims description 5
- 229910052731 fluorine Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 claims description 5
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 5
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 5
- 238000007711 solidification Methods 0.000 claims description 5
- 230000008023 solidification Effects 0.000 claims description 5
- 238000010792 warming Methods 0.000 claims description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- ZICQBHNGXDOVJF-UHFFFAOYSA-N diamantane Chemical compound C1C2C3CC(C4)CC2C2C4C3CC1C2 ZICQBHNGXDOVJF-UHFFFAOYSA-N 0.000 claims description 4
- HELHAJAZNSDZJO-OLXYHTOASA-L sodium L-tartrate Chemical compound [Na+].[Na+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O HELHAJAZNSDZJO-OLXYHTOASA-L 0.000 claims description 4
- 239000001433 sodium tartrate Substances 0.000 claims description 4
- 229960002167 sodium tartrate Drugs 0.000 claims description 4
- 235000011004 sodium tartrates Nutrition 0.000 claims description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 1
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000007812 deficiency Effects 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010097 foam moulding Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 102000004160 Phosphoric Monoester Hydrolases Human genes 0.000 description 1
- 108090000608 Phosphoric Monoester Hydrolases Proteins 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229910000743 fusible alloy Inorganic materials 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
- C23C22/36—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates
- C23C22/361—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates containing titanium, zirconium or hafnium compounds
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/026—Anodisation with spark discharge
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/16—Pretreatment, e.g. desmutting
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Mold Materials And Core Materials (AREA)
- Chemical Treatment Of Metals (AREA)
Abstract
The present invention provides a kind of refrigerator foaming die surface treatment process, is related to foaming mould processing technique field.The refrigerator foaming die surface treatment process specifically includes that die surface heat treatment, inorganic agent processing, the heat treatment of secondary die surface, grinding process, micro-arc oxidation treatment, coating processing.The present invention overcomes the deficiencies in the prior art, to aluminum alloy mould surface using the repeatedly techniques such as heat treatment and micro-arc oxidation treatment, the spoilage of mold is effectively reduced, promote the toughness and wear-resisting property of foaming mould, and viscous stickiness is reduced by setting mold facecoat, the use of release agent is reduced, economic benefit is increased.
Description
Technical field
The present invention relates to foaming mould processing technique fields, and in particular to a kind of refrigerator foaming die surface treatment process.
Background technique
One important mold of the manufacture that refrigerator foaming mould is produced as refrigerator, the quality of processing and manufacturing, will directly close
It is the superiority and inferiority to entire product, or even will affect the success or failure of entire product manufacturing.The material that can be used as refrigerator foaming mould at present has
Metal and nonmetallic two class, the foaming mould manufactured using metal can undoubtedly apply in high-volume and high-speed production, foaming mould gold
Belonging to material has aluminium, copper, low-melting alloy, nickel, iron, kirsite etc..The foaming mould that wherein aluminium alloy is manufactured is most widely used, tool
There is good heat conductivity, be easy to adjust mold temperature, be not easy to get rusty and be corroded, when being easy maintenance, taking care of, is cheap, manufacturing
Between section the advantages that.
Traditional aluminum alloy foam molding tools are easily damaged in frequent use process, and repair rate is higher, and completion of foaming
Often achieve the purpose that make that product is quick, complete demoulding using sprinkling release agent afterwards, but the use of remover easily causes
Pollution, and it be easy to cause sprinkling uneven during sprinkling, the effect of product is influenced, so studying a kind of pair of aluminum alloy mould
To reduce damage of product rate, the use for reducing release agent is big important directions at this stage for the novel process that is handled.
Summary of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of refrigerator foaming die surface treatment process, to aluminum alloy mould
Surface is effectively reduced the spoilage of mold, is promoted foaming mould using the repeatedly techniques such as heat treatment and micro-arc oxidation treatment
Toughness and wear-resisting property, and viscous stickiness is reduced by setting mold facecoat, the use of release agent is reduced, economic effect is increased
Benefit.
In order to achieve the above object, technical solution of the present invention is achieved by the following technical programs:
A kind of refrigerator foaming die surface treatment process, the process of surface treatment the following steps are included:
(1) die surface is heat-treated: the refrigerator foaming mold idiosome that preparation is completed is slowly heated to 280-300 DEG C, after
It is heat preservation a period of time, spare after be cooled to room temperature；
(2) inorganic agent is handled: the mold after above-mentioned heat treatment is carried out one section of heat-insulation soaking using metal conditioner
It is spare after taking-up freeze-day with constant temperature after time；
(3) SiO 2 powder and three oxidations secondary die surface heat treatment: is added in the mold after above-mentioned freeze-day with constant temperature
Two aluminium powders are warming up to 350-380 DEG C, rear heat preservation heat treatment a period of time, obtain spare after rough surface mold；
(4) grinding process: by above-mentioned rough surface mold using 100 mesh, 120 mesh, 300 mesh, 400 mesh, 600 mesh sand paper into
Row polishing, it is spare to obtain surfacing mold；
(5) micro-arc oxidation treatment: by above-mentioned surfacing mold using the silicate systems of addition graphene and sodium molybdate
Electrolyte carries out micro-arc oxidation treatment, then will handle rear mold using spare after sand paper continuation sanding and polishing；
(6) coating processing: drying after the mold after above-mentioned sanding and polishing is cleaned, and coats one layer then at die surface
Anti-sticking heat-resisting paint obtains finished product foaming mould after freeze-day with constant temperature solidification.
Preferably, the metal conditioner includes following parts by weight material mixing preparation: N-Methyl pyrrolidone 1-3
Part, 2-4 parts of phosphoric acid, 1-3 parts of p-tert-butyl benzoic acid, 2-3 parts of acetophenone, 2-3 parts of fluorine zirconic acid, nonylphenol polyoxyethylene ether 1-2
Part, 1-3 parts of sodium tartrate.
Preferably, the anti-sticking heat-resisting paint includes following parts by weight material composition: 80-90 parts of Nafion solution, Bai Gang
Beautiful powder 4-8 parts, 3-5 parts of alumina powder, 5-8 parts of boron carbide powder.
Preferably, the speed being slowly heated in the step (1) is 15-20 DEG C/min, soaking time 1-1.5h.
Preferably, the temperature of mold heat-insulation soaking inorganic agent is 45-50 DEG C in the step (2), soaking time 50-
60min。
Preferably, the time of heat preservation heat treatment is 60-80min in the step (3).
Preferably, the concentration of graphene and sodium molybdate in the dielectric distinguishes 15-18g/L and 25- in the step (5)
30g/L, and mold is carried out respectively using the sand paper of 120 mesh, 200 mesh, 400 mesh, 600 mesh, 800 mesh, 1000 mesh and 1200 mesh
Polishing.
Preferably, in the step (6) the anti-sticking heat-resisting material returned with a thickness of 80-90 μm, and the cured temperature of freeze-day with constant temperature
It is 60-70 DEG C.
The present invention provides a kind of refrigerator foaming die surface treatment process, and advantage is compared with prior art:
(1) present invention is first heat-treated aluminum alloy foam molding tools uses inorganic agent heat-insulation soaking die surface afterwards, is
Later period mold and SiO 2 powder and the processing of the aluminum oxide powder heat of mixing provide basis, and two can be penetrated by enabling aluminum alloy to surface
The ingredients such as silica promote the wear-resisting property of mold, while carrying out being heat-treated the stress that can effectively eliminate mould inside twice, mention
The toughness and intensity of rising mould tool, reduce the spoilage of product.
(2) present invention is carried out to after die surface polishing using the silicate systems electrolyte of addition graphene and sodium molybdate
Micro-arc oxidation treatment effectively promotes the oxidative resistance of product, enhances the service life of product, and use sand paper polishing grinding energy
Effectively promote the combination degree in product later period and coating, the stability that enhancing mold uses.
(3) present invention coats one layer of anti-sticking heat-resisting paint in die surface, effectively reduces the use of release agent, promotes hair
The stability of bubble, while economic attrition is reduced, it is suitble to promote producing and using.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below with reference to the embodiment of the present invention pair
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of refrigerator foaming die surface treatment process, the process of surface treatment the following steps are included:
(1) die surface is heat-treated: the refrigerator foaming mold idiosome that preparation is completed is slowly heated to 280-300 DEG C, after
It is heat preservation a period of time, spare after be cooled to room temperature；
(2) inorganic agent is handled: the mold after above-mentioned heat treatment is carried out one section of heat-insulation soaking using metal conditioner
It is spare after taking-up freeze-day with constant temperature after time；
(3) SiO 2 powder and three oxidations secondary die surface heat treatment: is added in the mold after above-mentioned freeze-day with constant temperature
Two aluminium powders are warming up to 350-380 DEG C, rear heat preservation heat treatment a period of time, obtain spare after rough surface mold；
(4) grinding process: by above-mentioned rough surface mold using 100 mesh, 120 mesh, 300 mesh, 400 mesh, 600 mesh sand paper into
Row polishing, it is spare to obtain surfacing mold；
(5) micro-arc oxidation treatment: by above-mentioned surfacing mold using the silicate systems of addition graphene and sodium molybdate
Electrolyte carries out micro-arc oxidation treatment, then will handle rear mold using spare after sand paper continuation sanding and polishing；
(6) coating processing: drying after the mold after above-mentioned sanding and polishing is cleaned, and coats one layer then at die surface
Anti-sticking heat-resisting paint obtains finished product foaming mould after freeze-day with constant temperature solidification.
Wherein, the metal conditioner includes following parts by weight material mixing preparation: 2 parts of N-Methyl pyrrolidone,
3 parts of phosphoric acid, 2 parts of p-tert-butyl benzoic acid, 2.5 parts of acetophenone, 2.5 parts of fluorine zirconic acid, 1.5 parts of nonylphenol polyoxyethylene ether, winestone
2 parts of sour sodium；The anti-sticking heat-resisting paint includes following parts by weight material composition: 85 parts of Nafion solution, 6 parts of diamantane powder,
4 parts of alumina powder, 6.5 parts of boron carbide powder；The speed being slowly heated in the step (1) is 15-20 DEG C/min, when heat preservation
Between be 1-1.5h；The temperature of mold heat-insulation soaking inorganic agent is 45-50 DEG C in the step (2), soaking time 50-60min；
The time of heat preservation heat treatment is 60-80min in the step (3)；Graphene and sodium molybdate be in the dielectric in the step (5)
Concentration distinguish 15-18g/L and 25-30g/L, and use 120 mesh, 200 mesh, 400 mesh, 600 mesh, 800 mesh, 1000 mesh and 1200
Purpose sand paper respectively polishes to mold；In the step (6) the anti-sticking heat-resisting material returned with a thickness of 80-90 μm, and constant temperature is dry
Dry cured temperature is 60-70 DEG C.
Embodiment 2:
A kind of refrigerator foaming die surface treatment process, the process of surface treatment the following steps are included:
(1) die surface is heat-treated: the refrigerator foaming mold idiosome that preparation is completed is slowly heated to 280-300 DEG C, after
It is heat preservation a period of time, spare after be cooled to room temperature；
(2) inorganic agent is handled: the mold after above-mentioned heat treatment is carried out one section of heat-insulation soaking using metal conditioner
It is spare after taking-up freeze-day with constant temperature after time；
(3) SiO 2 powder and three oxidations secondary die surface heat treatment: is added in the mold after above-mentioned freeze-day with constant temperature
Two aluminium powders are warming up to 350-380 DEG C, rear heat preservation heat treatment a period of time, obtain spare after rough surface mold；
(4) grinding process: by above-mentioned rough surface mold using 100 mesh, 120 mesh, 300 mesh, 400 mesh, 600 mesh sand paper into
Row polishing, it is spare to obtain surfacing mold；
(5) micro-arc oxidation treatment: by above-mentioned surfacing mold using the silicate systems of addition graphene and sodium molybdate
Electrolyte carries out micro-arc oxidation treatment, then will handle rear mold using spare after sand paper continuation sanding and polishing；
(6) coating processing: drying after the mold after above-mentioned sanding and polishing is cleaned, and coats one layer then at die surface
Anti-sticking heat-resisting paint obtains finished product foaming mould after freeze-day with constant temperature solidification.
Wherein, the metal conditioner includes following parts by weight material mixing preparation: 1 part of N-Methyl pyrrolidone,
2 parts of phosphoric acid, 1 part of p-tert-butyl benzoic acid, 2 parts of acetophenone, 2 parts of fluorine zirconic acid, 1 part of nonylphenol polyoxyethylene ether, sodium tartrate 1
Part；The anti-sticking heat-resisting paint includes following parts by weight material composition: 80 parts of Nafion solution, 4 parts of diamantane powder, aluminium oxide
3 parts of powder, 5 parts of boron carbide powder；The speed being slowly heated in the step (1) is 15-20 DEG C/min, soaking time 1-
1.5h；The temperature of mold heat-insulation soaking inorganic agent is 45-50 DEG C in the step (2), soaking time 50-60min；The step
Suddenly the time of heat preservation heat treatment is 60-80min in (3)；The concentration of graphene and sodium molybdate in the dielectric in the step (5)
15-18g/L and 25-30g/L respectively, and use the sand of 120 mesh, 200 mesh, 400 mesh, 600 mesh, 800 mesh, 1000 mesh and 1200 mesh
Paper respectively polishes to mold；In the step (6) the anti-sticking heat-resisting material returned with a thickness of 80-90 μm, and freeze-day with constant temperature solidify
Temperature be 60-70 DEG C.
Embodiment 3:
A kind of refrigerator foaming die surface treatment process, the process of surface treatment the following steps are included:
(1) die surface is heat-treated: the refrigerator foaming mold idiosome that preparation is completed is slowly heated to 280-300 DEG C, after
It is heat preservation a period of time, spare after be cooled to room temperature；
(2) inorganic agent is handled: the mold after above-mentioned heat treatment is carried out one section of heat-insulation soaking using metal conditioner
It is spare after taking-up freeze-day with constant temperature after time；
(3) SiO 2 powder and three oxidations secondary die surface heat treatment: is added in the mold after above-mentioned freeze-day with constant temperature
Two aluminium powders are warming up to 350-380 DEG C, rear heat preservation heat treatment a period of time, obtain spare after rough surface mold；
(4) grinding process: by above-mentioned rough surface mold using 100 mesh, 120 mesh, 300 mesh, 400 mesh, 600 mesh sand paper into
Row polishing, it is spare to obtain surfacing mold；
(5) micro-arc oxidation treatment: by above-mentioned surfacing mold using the silicate systems of addition graphene and sodium molybdate
Electrolyte carries out micro-arc oxidation treatment, then will handle rear mold using spare after sand paper continuation sanding and polishing；
(6) coating processing: drying after the mold after above-mentioned sanding and polishing is cleaned, and coats one layer then at die surface
Anti-sticking heat-resisting paint obtains finished product foaming mould after freeze-day with constant temperature solidification.
Wherein, the metal conditioner includes following parts by weight material mixing preparation: 3 parts of N-Methyl pyrrolidone,
Phosphatase 24 part, 3 parts of p-tert-butyl benzoic acid, 3 parts of acetophenone, 3 parts of fluorine zirconic acid, 2 parts of nonylphenol polyoxyethylene ether, sodium tartrate 3
Part；The anti-sticking heat-resisting paint includes following parts by weight material composition: 90 parts of Nafion solution, 8 parts of diamantane powder, aluminium oxide
5 parts of powder, 8 parts of boron carbide powder；The speed being slowly heated in the step (1) is 15-20 DEG C/min, soaking time 1-
1.5h；The temperature of mold heat-insulation soaking inorganic agent is 45-50 DEG C in the step (2), soaking time 50-60min；The step
Suddenly the time of heat preservation heat treatment is 60-80min in (3)；The concentration of graphene and sodium molybdate in the dielectric in the step (5)
15-18g/L and 25-30g/L respectively, and use the sand of 120 mesh, 200 mesh, 400 mesh, 600 mesh, 800 mesh, 1000 mesh and 1200 mesh
Paper respectively polishes to mold；In the step (6) the anti-sticking heat-resisting material returned with a thickness of 80-90 μm, and freeze-day with constant temperature solidify
Temperature be 60-70 DEG C.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of refrigerator foaming die surface treatment process, which is characterized in that the process of surface treatment the following steps are included:
(1) die surface is heat-treated: the refrigerator foaming mold idiosome that preparation is completed is slowly heated to 280-300 DEG C, it is rear to keep the temperature
For a period of time, spare after be cooled to room temperature；
(2) inorganic agent is handled: the mold after above-mentioned heat treatment is carried out heat-insulation soaking for a period of time using metal conditioner
Afterwards, spare after taking-up freeze-day with constant temperature；
(3) SiO 2 powder and aluminum oxide secondary die surface heat treatment: is added in the mold after above-mentioned freeze-day with constant temperature
Powder is warming up to 350-380 DEG C, rear heat preservation heat treatment a period of time, obtains spare after rough surface mold；
(4) grinding process: above-mentioned rough surface mold is beaten using 100 mesh, 120 mesh, 300 mesh, 400 mesh, 600 mesh sand paper
Mill, it is spare to obtain surfacing mold；
(5) micro-arc oxidation treatment: above-mentioned surfacing mold is electrolysed using the silicate systems of addition graphene and sodium molybdate
Liquid carries out micro-arc oxidation treatment, then will handle rear mold using spare after sand paper continuation sanding and polishing；
(6) coating processing: drying after the mold after above-mentioned sanding and polishing is cleaned, anti-sticking then at one layer of die surface coating
Heat-resisting paint obtains finished product foaming mould after freeze-day with constant temperature solidification.
2. a kind of refrigerator foaming die surface treatment process according to claim 1, which is characterized in that the metal surface
Inorganic agent includes following parts by weight material mixing preparation: 1-3 parts of N-Methyl pyrrolidone, 2-4 parts of phosphoric acid, p-tert-butyl benzoic acid
1-3 parts, 2-3 parts of acetophenone, 2-3 parts of fluorine zirconic acid, 1-2 parts of nonylphenol polyoxyethylene ether, 1-3 parts of sodium tartrate.
3. a kind of refrigerator foaming die surface treatment process according to claim 1, which is characterized in that described anti-sticking heat-resisting
Coating includes following parts by weight material composition: 80-90 parts of Nafion solution, 4-8 parts of diamantane powder, 3-5 parts of alumina powder,
5-8 parts of boron carbide powder.
4. a kind of refrigerator foaming die surface treatment process according to claim 1, it is characterised in that: the step (1)
The speed of middle slow heating is 15-20 DEG C/min, soaking time 1-1.5h.
5. a kind of refrigerator foaming die surface treatment process according to claim 1, it is characterised in that: the step (2)
The temperature of middle mold heat-insulation soaking inorganic agent is 45-50 DEG C, soaking time 50-60min.
6. a kind of refrigerator foaming die surface treatment process according to claim 1, it is characterised in that: the step (3)
The time of middle heat preservation heat treatment is 60-80min.
7. a kind of refrigerator foaming die surface treatment process according to claim 1, it is characterised in that: the step (5)
The concentration of middle graphene and sodium molybdate in the dielectric distinguishes 15-18g/L and 25-30g/L, and uses 120 mesh, 200 mesh, 400
Mesh, 600 mesh, 800 mesh, 1000 mesh and 1200 mesh sand paper polish respectively mold.
8. a kind of refrigerator foaming die surface treatment process according to claim 1, it is characterised in that: the step (6)
In the anti-sticking heat-resisting material returned with a thickness of 80-90 μm, and the cured temperature of freeze-day with constant temperature be 60-70 DEG C.
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| CN201910269396.2A CN110029388B (en) | 2019-04-04 | 2019-04-04 | Surface treatment process for refrigerator foaming mold |
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|---|---|---|---|
| CN201910269396.2A CN110029388B (en) | 2019-04-04 | 2019-04-04 | Surface treatment process for refrigerator foaming mold |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386058A (en) * | 2015-11-05 | 2016-03-09 | 深圳市鑫鸿达清洗技术有限公司 | Automatic aluminum alloy polishing solution based on phosphoric acid system |
| CN105537507A (en) * | 2015-12-07 | 2016-05-04 | 禹州市神运机械有限公司 | Paint for aluminum alloy casting and use method thereof |
| JP2016145383A (en) * | 2015-02-06 | 2016-08-12 | 栗田工業株式会社 | Surface treatment method for aluminum or aluminum alloy, and surface treatment device |
| CN107313096A (en) * | 2017-08-15 | 2017-11-03 | 肥西县通力机械有限公司 | A kind of drawing mould process of surface treatment |
-
2019
- 2019-04-04 CN CN201910269396.2A patent/CN110029388B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016145383A (en) * | 2015-02-06 | 2016-08-12 | 栗田工業株式会社 | Surface treatment method for aluminum or aluminum alloy, and surface treatment device |
| CN105386058A (en) * | 2015-11-05 | 2016-03-09 | 深圳市鑫鸿达清洗技术有限公司 | Automatic aluminum alloy polishing solution based on phosphoric acid system |
| CN105537507A (en) * | 2015-12-07 | 2016-05-04 | 禹州市神运机械有限公司 | Paint for aluminum alloy casting and use method thereof |
| CN107313096A (en) * | 2017-08-15 | 2017-11-03 | 肥西县通力机械有限公司 | A kind of drawing mould process of surface treatment |
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| CN110029388B (en) | 2020-05-08 |
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Denomination of invention: Surface treatment process of refrigerator foaming mould Effective date of registration: 20211229 Granted publication date: 20200508 Pledgee: Chuzhou Wandong Rural Commercial Bank Co.,Ltd. Xisi sub branch Pledgor: CHUZHOU YIJIA MOULD EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2021980016887 |
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Granted publication date: 20200508 Pledgee: Chuzhou Wandong Rural Commercial Bank Co.,Ltd. Xisi sub branch Pledgor: CHUZHOU YIJIA MOULD EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2021980016887 |