CN103612438A - Processing technology of stainless steel product having non-stick surface - Google Patents
Processing technology of stainless steel product having non-stick surface Download PDFInfo
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- CN103612438A CN103612438A CN201310505527.5A CN201310505527A CN103612438A CN 103612438 A CN103612438 A CN 103612438A CN 201310505527 A CN201310505527 A CN 201310505527A CN 103612438 A CN103612438 A CN 103612438A
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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
- C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
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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
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Abstract
The invention discloses a processing technology of a non-stick surface of a stainless steel product. The technology includes (1) polishing in which a stainless steel surface is polished; (2) shot blasting in which the stainless steel surface is subjected to shot blasting to form even circular-arc pits on the stainless steel surface; (3) cleaning in which the stainless steel surface after being blasted is cleaned with a volatile organic solvent cleaning agent to remove blasting materials on the stainless steel surface; (4) coating in which the stainless steel surface is evenly coated with a transparent non-stick material solution; and (5) sintering in which the stainless steel coated with the transparent non-stick material solution is put in a baking oven to be sintered for more than 10 min to form a stainless steel non-stick layer and the sintering temperature is controlled at above 200 DEG C. The technology is advantageous by guaranteeing the cleanliness of the stainless steel surface and avoiding scale generation on the stainless steel surface. In addition, the technology is capable of enhancing the surface strength of a stainless steel non-stick product, enhancing the adhesive force and corrosion resistance of the surface and the non-stick layer of the stainless steel non-stick product, and prolonging the service lifetime of the stainless steel non-stick product.
Description
The present invention is application number 201110223641.X, August 5 2011 applying date, denomination of invention "
a kind of stainless steel products and treatment process thereof with non-adhering surfaces" divide an application.
Technical field
The present invention relates to a kind for the treatment of process with the stainless steel products of non-adhering surfaces, the non-adhering surfaces that is particularly useful for the stainless steel products such as stainless steel ornament materials, stainless steel antitheft door and stainless steel kitchen articles for use is processed.
Background technology
At present, stainless steel products is widely used in the field such as stainless steel ornament materials, stainless steel antitheft door and stainless steel kitchen articles for use.
The surface treatment method of existing stainless steel cooker has: polishing, sanding and surface spraying antistick layer.When using the cooker processed food of stainless steel polishing, sanding process of surface treatment, there will be sticky pot or burnt phenomenon.With the stainless steel cooker of surface spraying antistick layer treatment process, can avoid cooker when processed food, to occur sticky pot and burnt phenomenon, to people's culinary art, bring convenience and enjoyment.But more in the market with the cooker of antistick layer, this class cooker is when processing antistick layer, utilization is sprayed corundum to cooker body surface makes body surface form irregular pit, and then by washing, the corundum being injected on cooker body surface is washed, finally, spray again non-adhesive material solution, and make non-adhesive material solution through high-temperature baking and the adhesion of cooker body phase, adopt this production technology, to reduce the sticky pot of food or the phenomenon of being burned to a certain extent, but there is following weak point in existing technique: 1, after cooker body surface being processed by corundum, cannot the corundum being attached on cooker body surface thoroughly be cleaned up by water, can not reach clean requirement, make when processing antistick layer, antistick layer is easy to change and come off, 2, many weeks, in water, contain mineral composition many, especially calcium and magnesium, water cleans cooker body, makes the easy scaling of cooker body surface, when spraying antistick layer, affect the bonding firmness of antistick layer and cooker body like this, 3, different according to the pit depth of the stainless steel cooker surface of existing processes, out-of-shape, therefore the antistick layer of spraying need to be thicker, even if use transparent antistick layer, also can obviously find out the existence of coating, so its surface has lost stainless steel metal texture, affected the overall appearance of cooker.
Stainless steel antitheft door and ornament materials are used widely at present, and it has good practicality and ornamental.The surface treatment of existing stainless steel antitheft door mainly contains polishing and two kinds of techniques of wire drawing, and its weak point is mainly that resistance tocrocking is bad, such as by easy-clear not after sweat stain, contamination by dust, and easily by hard thing, is marked scar and is difficult for repairing.
Summary of the invention
The object of the present invention is to provide a kind for the treatment of process of stainless steel products non-adhering surfaces, by this technique, carry out the antistick layer of processing stainless steel product surface, not only can guarantee that stainless steel body surface thoroughly cleans up, make antistick layer and the stainless steel body of sintering bonding more firm, and can keep stainless texture, guarantee stainless overall appearance.
The problem existing for solving prior art, the technical scheme that the present invention takes is a kind for the treatment of process of stainless steel products non-adhering surfaces, it comprises the following steps: polishing → shot-peening → cleaning → spraying → sintering, wherein:
(1) polishing: first to stainless steel surfaces polishing;
(2) shot-peening: stainless steel surfaces is carried out to shot-peening, make stainless steel surfaces form uniform circular arc pit;
(3) clean: the stainless steel surfaces through bead is cleaned with volatile organic solvent cleaning agent, remove the material spray of stainless steel surfaces;
(4) spraying: transparent non-adhesive material solution is uniformly sprayed on stainless steel surfaces;
(5) sintering: the stainless steel that is coated with transparent non-adhesive material solution is put into baking oven sintering more than 10 minutes, form stainless steel antistick layer, sintering temperature is controlled at more than 200 ℃.
In the treatment process of described stainless steel products non-adhering surfaces, polishing makes the roughness of stainless steel surfaces between the μ m of Ra0.05～1.
In the treatment process of this stainless steel products non-adhering surfaces, described shot-peening is that bead is injected in to the pit that stainless surface forms circular arc, and the stainless steel watch surface roughness after shot-peening is Ra 1～2 μ m.
In the treatment process of this stainless steel products non-adhering surfaces, described bead particle diameter is 60～160 orders.
In the treatment process of this stainless steel products non-adhering surfaces, the volatile organic solvent adopting during cleaning is trichloro-ethylene.
In the treatment process of this stainless steel products non-adhering surfaces, the cleaning agent adopting during cleaning is to be heated to the trichloro-ethylene of 50～70 ℃.
In the treatment process of this stainless steel products non-adhering surfaces, described cleaning is to clean in supersonic wave cleaning machine.
In the treatment process of this stainless steel products non-adhering surfaces, described cleaning process is divided into three steps: the first step is for slightly washing, by in the trichloro-ethylene of 50～70 ℃ of stainless steel immersions to be cleaned, start the supersonic generator of 28KHz simultaneously, by trichloro-ethylene and Ultrasonic Cleaning, coordinate the cleaning of carrying out 2 minutes; Second step is fine purifiation, by the trichloro-ethylene through 60～70 ℃ of prewashed stainless steel immersions, starts the supersonic generator of 68KHz simultaneously, continues to clean 2 minutes; The 3rd step is steam drying, utilizes the trichloroethylene steam of 80～90 ℃ to blow stainless steel 2 minutes, makes the trichloro-ethylene attaching at stainless steel surfaces volatilize clean.
In the treatment process of this stainless steel products non-adhering surfaces, the quantity for spray of described non-adhesive material solution, the antistick layer thickness that forms after sintering of take is advisable as 1～5 μ m.
In the treatment process of this stainless steel products non-adhering surfaces, the time of described sintering is 10～25 minutes, and sintering temperature is 200～280 ℃.
The invention has the beneficial effects as follows with bead and replace corundum, make stainless steel surfaces form uniform circular arc pit, and adopt volatile solvent as cleaning agent, stainless steel surfaces to be cleaned, and guarantee the cleannes of stainless steel surfaces, avoid stainless steel surfaces to produce incrustation scale.Meanwhile, the present invention can improve the surface strength that stainless steel is not sticked with product, increases the adhesive force of the not sticky product surface of stainless steel and antistick layer, strengthens stainless steel and is not sticked with product corrosion resistance of surface.Outstanding stainless steel is the metal-like of sticky product surface not.Extend the service life that stainless steel is not sticked with product.
Below in conjunction with embodiment, technical scheme of the present invention is described further.
Accompanying drawing explanation
Fig. 1 is a kind of frying pan shape stainless steel body construction schematic diagram of embodiment mono-;
Fig. 2 is the structural representation of a kind of stainless non-stick pan of embodiment bis-.
Fig. 3 is the structural representation of a kind of plate shaped stainless steel product of embodiment tri-;
Fig. 4 is that embodiment tetra-a kind of has the not structural representation of the stainless steel antitheft door of tacky surfaces.
The specific embodiment
embodiment mono-:
Shown in Figure 1, the stainless steel body 1 described in the present embodiment is frying pan shape, and the inner surface of described stainless steel body 1 has evenly been covered with circular arc pit, and the surface roughness of stainless steel body 1 inner surface is Ra1～2 μ m.
Stainless steel product described in the present embodiment, can be the body that single stainless steel material is made, and can be also that superficial layer is stainless steel material, and sandwich layer is the pot body that the composite of aluminium or copper is made.
The processing of the present embodiment to stainless steel body, process following steps:
Polishing → shot-peening → cleaning →, wherein:
(1) polishing: first the inner surface of stainless steel body 1 is carried out to mirror finish processing, make the roughness of stainless steel body internal surface between the μ m of Ra0.05～1.By the mirror finish of stainless steel body 1 inner surface is processed, can remove surperficial oxide layer and other impurity, guarantee the cleannes that it is surperficial.
(2) shot-peening: adopt bead to carry out shot-peening to the mirror finish face of stainless steel body 1, make a pot inner surface be covered with uniform circular arc pit, making stainless steel body internal surface roughness is Ra1～2 μ m.Common above-mentioned bead granularity is that 60～160 orders are more suitable.In the present embodiment, adopt 100 order beades to carry out bead, after shot-peening, the inside surface roughness of stainless steel body 1 is Ra1.3 μ m, makes the degree of depth uniformity of the circular arc pit of stainless steel body surface, the metal-like of outstanding stainless steel surfaces.
Due to process using in the past be that corundum carries out surface roughening to stainless-steel pan body, and corundum shape is sharp-pointed and irregular, after sandblast, makes stainless-steel pan surface form deep mixed small pit.When cleaning, cannot thoroughly the microparticle impurity in small pit be removed totally, make after follow-up spraying non-adhesive material solution, antistick layer cannot be fully bonding with stainless-steel pan surface, causes the easy layering of antistick layer to come off.And can make the inner surface of stainless steel body 1 obtain certain roughness by blasting process, and then can make body of stainless steel 1 inner surface be strengthened, thus can improve the mechanical performance of stainless-steel pan, effectively improved the fatigue resistance of stainless-steel pan.And, because bead surface uniform is smooth, when carrying out bead, can not cause damage to stainless steel body 1 surface, can not destroy stainless-steel pan surface metal texture.And make the upper identical circular arc pit of cup depth forming in its surface, be conducive to thoroughly clean stainless steel body 1 surface in follow-up matting, thereby can guarantee the cleannes on stainless steel body 1 surface, be conducive to increase adhesive force and adhesion between stainless steel body 1 and coating, make antistick layer 2 and stainless steel body 1 bonding more firm, the durability that has extended antistick layer.
(3) clean: the volatile organic solvent of the 1 use heating of the stainless steel body through bead is cleaned as cleaning agent, to remove surperficial dirt, not only available energy is decomposed some and is attached to its lip-deep oil, guarantee the cleaning of cooker surface, also can make to have cleaned rear organic solvent volatilizees simultaneously fast, make its surperficial non flouling behaviour, improve the adhesive strength of antistick layer 2 and stainless steel body 1, guarantee the attractive in appearance of pot surface.The organic solvent adopting in the present embodiment is trichloro-ethylene, concrete cleaning is divided into three steps: the first step is for slightly washing, by in the trichloro-ethylene of 50～70 ℃ of stainless-steel pan body immersions to be cleaned, start the supersonic generator of 28KHz simultaneously, by organic solvent and ultrasonic wave, coordinate the cleaning of carrying out 2 minutes.Second step is fine purifiation, by the trichloro-ethylene of 60～70 ℃ of the stainless steel body immersions through slightly washing, starts the supersonic generator of 68KHz simultaneously, continues to clean 2 minutes.The 3rd step is steam drying, utilizes the trichloroethylene steam of 80～90 ℃ to purge 2 minutes, and the trichloro-ethylene volatilization that makes to stick on stainless steel body is clean.
Because existing process using has treated hard water, stainless steel cooker surface is not cleaned, after cleaning completes, stainless-steel pan surface easily produces incrustation scale, thereby affects the adhesive strength of antistick layer and stainless-steel pan body.And in the present embodiment, utilize organic solvent to clean stainless-steel pan body, because organic solvent has larger volatility, like this after cleaning completes, the cleaning fluid that remains in stainless-steel pan body surface can volatilize rapidly and can not produce scale formation, thereby effectively guarantees the surface cleanness of stainless steel body.
Certainly also can adopt the volatile solvent of the chemical properties similars such as trichloroethanes as cleaning agent, but because stainless steel cooker is metal material, trichloro-ethylene has stronger degreasing metal effect, therefore, the embodiment of the present embodiment is preferred embodiment.
In the present embodiment; for reducing, clean cost and improve cleaning efficiency; described cleaning is to clean in supersonic wave cleaning machine; because prior art adopts giant, clean, easily stay and clean dead angle and be subject to artifact impact, make cleaning performance can not reach specification requirement; and this process using supersonic wave cleaning machine cleans; this not only can be avoided the impact of artifact on cleaning performance, and also can not leave cleaning dead angle, the cleaning of protection stainless steel body.Supersonic wave cleaning machine has obviously improved the cleaning quality of product, makes product quality more reliable.
embodiment bis-:
Shown in Figure 2, the present embodiment relates to a kind of stainless non-stick pan, and this pan has the stainless-steel pan body in embodiment mono-, on the inner surface of its frying pan shape stainless steel body 1, is attached with a sintering antistick layer 2, and the thickness of described sintering antistick layer 2 is 1～5 μ m.The material of this sintering antistick layer 2 contains silica, and this sintering antistick layer 2 is by forming by sintering and stainless steel body 1 surface binded after the transparent non-adhesive material solution of spraying.
The processing technology of the stainless non-stick pan described in the present embodiment be on the basis of embodiment mono-step, spray again, sintering processes.
(4) spraying: transparent non-adhesive material solution is sprayed on the inner surface of stainless steel body 1 equably, by spraying, make transparent non-adhesive material solution cover equably the circular arc pit of stainless steel body surface, the quantity for spray of non-adhesive material solution, should be advisable with thickness 1～5 μ m of the antistick layer that forms after sintering.Because silica has tridimensional network, in non-adhesive material solution, mix silica, in the time of so just can making non-adhesive material solution dry, can form network structure on stainless steel body 1 surface, thus the adhesive strength between raising antistick layer 2 and stainless steel body 1 and the fineness of antistick layer.
(5) sintering: the stainless-steel pan that is coated with transparent non-adhesive material solution is put into baking oven sintering 10～25 minutes, 200～280 ℃ of sintering temperatures, by sintering, make to be sprayed at the lip-deep non-adhesive material solution of stainless steel body 1 and form antistick layer 2, and complete and there is the not processing of the stainless-steel pan of tacky surfaces.In the present embodiment, sintering time is 20 minutes, and sintering temperature is controlled at 230 ℃.
That by above-mentioned technique, is made has a not stainless-steel pan of tacky surfaces, surface strength is high, antistick layer 2 is firm with the combination of stainless steel body 1, increase stainless-steel pan corrosion resistance of surface and scratch-resistant, extend the service life of stainless non-stick pan, and antistick layer is even, transparent, thickness is only 1～5 μ m, metal-like and the overall aesthetics on outstanding stainless-steel pan surface.Stainless non-stick pan of the present invention can be the cookers such as frying pan, steamer, slaughterhouse, frying pan, milk pot, pressure cooker, electric cooker, electric cooker.
embodiment tri-:
Shown in Figure 3, the plate shaped stainless steel product described in the present embodiment, has a stainless steel body 1, and a surface uniform of described stainless steel body 1 is distributed with circular arc pit, and its surface roughness is Ra1～2 μ m.
The processing of the plate shaped stainless steel product described in the present embodiment, the step of process is identical with embodiment mono-:
Polishing → shot-peening → cleaning →, wherein:
(1) polishing: first mirror finish processing is carried out in stainless steel body 1 surface to be processed, make the roughness of stainless steel body surface between the μ m of Ra0.05～1.By the mirror finish on stainless steel body 1 surface is processed, can remove surperficial oxide layer and other impurity, guarantee the cleannes that it is surperficial.
(2) shot-peening: adopt bead to carry out shot-peening to the mirror finish face of stainless steel body 1, make its surface be covered with uniform circular arc pit, making it reach surface roughness is Ra1～2 μ m.Common above-mentioned bead granularity is that 60～160 orders are more suitable.In the present embodiment, adopt 120 order beades to carry out bead, after shot-peening, the surface roughness of stainless steel body 1 is Ra1.2 μ m, makes the degree of depth uniformity of the circular arc pit of stainless steel body surface, the metal-like of outstanding stainless steel surfaces.
(3) clean: the volatile organic solvent of the 1 use heating of the stainless steel body through bead is cleaned as cleaning agent, to remove surperficial dirt, not only available energy is decomposed some and is attached to its lip-deep oil, guarantee the cleaning on its surface, also can make to have cleaned rear organic solvent volatilizees simultaneously fast, make its surperficial non flouling behaviour, improve the adhesive strength of antistick layer and stainless steel body, guarantee the attractive in appearance of product surface.The organic solvent adopting in the present embodiment is trichloro-ethylene, concrete cleaning is divided into three steps: the first step is for slightly washing, by in the trichloro-ethylene of 50～70 ℃ of stainless steel body immersions to be cleaned, start the supersonic generator of 28KHz simultaneously, by organic solvent and ultrasonic wave, coordinate the cleaning of carrying out 3 minutes.Second step is fine purifiation, by the trichloro-ethylene of 60～70 ℃ of the stainless steel body immersions through slightly washing, starts the supersonic generator of 68KHz simultaneously, continues to clean 3 minutes.The 3rd step is steam drying, utilizes the trichloroethylene steam of 80～90 ℃ to purge 3 minutes, and the trichloro-ethylene volatilization that makes to stick on stainless steel body is clean.
Certainly also can adopt the volatile solvent of the chemical properties similars such as trichloroethanes as cleaning agent, but because stainless steel products is metal material, trichloro-ethylene has stronger degreasing metal effect, therefore, the embodiment of the present embodiment is preferred embodiment.
In the present embodiment; for reducing, clean cost and improve cleaning efficiency; described cleaning is to clean in supersonic wave cleaning machine; because prior art adopts giant, clean, easily stay and clean dead angle and be subject to artifact impact, make cleaning performance can not reach specification requirement; and this process using supersonic wave cleaning machine cleans; this not only can be avoided the impact of artifact on cleaning performance, and also can not leave cleaning dead angle, the cleaning of protection stainless steel product.Supersonic wave cleaning machine has obviously improved the cleaning quality of product, makes product quality more reliable.
embodiment tetra-:
Shown in Figure 4, the present embodiment is a kind of stainless steel antitheft door with non-adhering surfaces, described have a not stainless steel antitheft door of tacky surfaces, include the stainless steel product of above-described embodiment one, this product is antitheft door shape, have the stainless steel body 1 that its surface uniform is distributed with circular arc pit, be also attached with a sintering antistick layer 2 on its surface, the thickness of described sintering antistick layer 2 is 1～5 μ m.The material of described sintering antistick layer 2 contains silica, and sintering antistick layer 2 is that transparent non-adhesive material solution spraying is formed through sintering to stainless steel door surface again.
The present embodiment is cited have not the processing technology of the stainless steel antitheft door of tacky surfaces be on the basis of embodiment mono-step, spray again, sintering processes.
(4) spraying: transparent non-adhesive material solution is sprayed at equably on the surface of antitheft door stainless steel body 1, by spraying, make transparent non-adhesive material solution cover equably the circular arc pit on stainless steel body 1 surface, the quantity for spray of non-adhesive material solution, should be advisable with thickness 1～5 μ m of the antistick layer that forms after sintering.Because silica has tridimensional network, in non-adhesive material solution, mix silica, in the time of so just can making non-adhesive material solution dry, can form network structure on stainless steel body 1 surface, thus the adhesive strength between raising antistick layer 2 and stainless steel body 1 and the fineness of antistick layer.
(5) sintering: the antitheft shop front of the stainless steel that is coated with non-adhesive material solution is put into baking oven sintering 10～25 minutes, 200～280 ℃ of sintering temperatures, by sintering, make to be sprayed at the lip-deep non-adhesive material solution of stainless steel body 1 and form antistick layer 2, and complete and there is the not processing of the stainless steel antitheft door of tacky surfaces.In the present embodiment, sintering time is 20 minutes, and sintering temperature is controlled at 240 ℃.
That by above-mentioned technique, is made has a not stainless steel antitheft door of tacky surfaces, surface strength is high, antistick layer 2 is firm with the combination of stainless steel door, strengthen stainless steel door corrosion resistance of surface and scratch-resistant, extend the service life of stainless steel antitheft door, and antistick layer is even, transparent, thickness is only 1～5 μ m, metal-like and the overall aesthetics on outstanding stainless steel antitheft door surface.
embodiment five:
The present embodiment provides a kind for the treatment of process of stainless steel products non-adhering surfaces, is applicable to processing stainless steel ornament materials, stainless steel antitheft door and stainless steel kitchen articles for use etc.This technique comprises the following steps: polishing → shot-peening → cleaning → spraying → sintering, wherein:
(1) polishing: first mirror finish processing is carried out in the surface of the stainless steel body of stainless steel products, make the roughness of stainless steel body surface between the μ m of Ra0.05～1.By the mirror finish of stainless steel body surface is processed, can remove oxide layer and other impurity of stainless steel surfaces, guarantee the cleannes of stainless steel surfaces.
(2) shot-peening: adopt bead to carry out shot-peening to the mirror finish face of stainless steel body, make stainless steel body surface form uniform circular arc pit; Surface roughness Ra 1～2 μ m.Conventionally above-mentioned bead granularity is that 60～160 orders are more suitable.In the present embodiment, adopt 100～120 order beades to carry out bead, after shot-peening, the surface roughness of stainless steel body is Ra1.2～1.3 μ m.Make the degree of depth uniformity of the circular arc pit of stainless steel body surface, the metal-like of outstanding stainless steel surfaces.
By blasting process, can make the surface of stainless steel body obtain certain roughness, and then can make stainless steel body surface be strengthened, thereby can improve the mechanical performance of stainless steel body, effectively improve the fatigue resistance of stainless steel body.And, stainless steel body surface forms circular arc pit, be conducive to thoroughly clean stainless steel body surface in follow-up matting, thereby can guarantee the cleannes of stainless steel body surface, be conducive to increase adhesive force and adhesion between stainless steel body and coating, make antistick layer and stainless steel body bonding more firm, the durability that has extended antistick layer.
Because bead surface uniform is smooth, when carrying out bead, can not cause damage to produce cut to stainless steel body surface, and make the upper identical circular arc pit of pit depth forming in its surface, be easy to thus clean, to guarantee the cleannes of stainless steel body surface, thereby improve the adhesive strength of antistick layer and stainless steel body, extend the service life of stainless steel products.
(3) clean: the stainless steel body through bead is cleaned as cleaning agent with the volatile organic solvent of heating, to remove surperficial dirt, not only available energy is decomposed some and is attached to its lip-deep oil, guarantee the cleaning of stainless steel body surface, also can make to have cleaned rear organic solvent volatilizees simultaneously fast, make its surperficial non flouling behaviour, improve the adhesive strength of antistick layer and stainless steel body, guarantee the attractive in appearance of its surface.The organic solvent adopting in the present embodiment is trichloro-ethylene, concrete cleaning is divided into three steps: the first step is for slightly washing, by in the trichloro-ethylene of 50～70 ℃ of stainless steel body immersions to be cleaned, start the supersonic generator of 28KHz simultaneously, by organic solvent and Ultrasonic Cleaning, coordinate the cleaning of carrying out 2～3 minutes.Second step is fine purifiation, by the trichloro-ethylene through 60～70 ℃ of prewashed stainless steel body immersions, starts the supersonic generator of 68KHz simultaneously, continues to clean 2～3 minutes.The 3rd step is steam drying, utilizes the trichloroethylene steam of 80～90 ℃ to purge 2～3 minutes, and the trichloro-ethylene volatilization that makes to stick on stainless steel body is clean.
Because existing process using has treated hard water, stainless steel cooker surface is not cleaned, after cleaning completes, stainless steel cooker surface easily produces incrustation scale, thereby affects the adhesive strength of antistick layer and stainless steel cooker; And in the present embodiment, utilize organic solvent to clean stainless steel body, and because organic solvent has larger volatility, like this after cleaning completes, the cleaning fluid that remains in stainless steel body surface can volatilize rapidly and can not produce scale formation, thereby effectively guarantees the surface cleanness of stainless steel body.
Certainly also can adopt the volatile solvent of the chemical properties similars such as trichloroethanes as cleaning agent, but because stainless steel products is metal material, trichloro-ethylene has stronger degreasing metal effect, therefore, the embodiment of the present embodiment is preferred embodiment.
In the present embodiment; for reducing, clean cost and improve cleaning efficiency; described cleaning is to clean in supersonic wave cleaning machine; because prior art adopts giant, clean, easily stay and clean dead angle and be subject to artifact impact, make cleaning performance can not reach specification requirement; and this process using supersonic wave cleaning machine cleans; this not only can be avoided the impact of artifact on cleaning performance, and also can not leave cleaning dead angle, the cleaning of protection stainless steel body.Supersonic wave cleaning machine has obviously improved the cleaning quality of product, makes product quality more reliable.
(4) spraying: transparent non-adhesive material solution is sprayed on the surface of stainless steel body equably, by spraying, transparent non-adhesive material solution is covered in the circular arc pit of stainless steel body surface equably, the quantity for spray of non-adhesive material solution, the thickness of the antistick layer that forms after sintering of should take is advisable as 1～5 μ m.Because silica has tridimensional network, in non-adhesive material solution, mix silica, in the time of so just can making non-adhesive material solution dry, can form network structure at stainless steel body surface, thereby improve the fineness of antistick layer and stainless steel body adhesive strength and antistick layer.
(5) sintering: the stainless steel body that is coated with transparent non-adhesive material solution is put into baking oven sintering 10～25 minutes, 200～280 ℃ of sintering temperatures, the transparent non-adhesive material solution that makes to be sprayed on stainless steel body surface by sintering forms antistick layer.In the present embodiment, sintering time is 20 minutes, and sintering temperature is controlled at 230～250 ℃.
Above embodiment is only preferred embodiments of the present invention; not, in order to limit protection scope of the present invention and application, this has the not stainless steel products of tacky surfaces can be the stainless steel kitchen articles for use such as stainless steel ornament materials, stainless steel antitheft door, kitchen cabinet, the kitchen range top, non-stick pan, gas-cooker, vegetable sink or smoke exhaust ventilator.All foundations design philosophy of the present invention and product that the equivalent technologies means that adopt are made all belongs to protection scope of the present invention.
Claims (10)
1. a treatment process for stainless steel products non-adhering surfaces, is characterized in that comprising the following steps: polishing → shot-peening → cleaning → spraying → sintering, wherein:
(1) polishing: first to stainless steel surfaces polishing;
(2) shot-peening: stainless steel surfaces is carried out to shot-peening, make stainless steel surfaces form uniform circular arc pit;
(3) clean: the stainless steel surfaces through bead is cleaned with volatile organic solvent cleaning agent, remove the material spray of stainless steel surfaces;
(4) spraying: transparent non-adhesive material solution is uniformly sprayed on stainless steel surfaces;
(5) sintering: the stainless steel that is coated with transparent non-adhesive material solution is put into baking oven sintering more than 10 minutes, form stainless steel antistick layer, sintering temperature is controlled at more than 200 ℃.
2. the treatment process of stainless steel products non-adhering surfaces according to claim 1, is characterized in that: described polishing makes the roughness of stainless steel surfaces between the μ m of Ra0.05～1.
3. the treatment process of stainless steel products non-adhering surfaces according to claim 1, is characterized in that: described shot-peening is bead to be injected in to stainless surface form uniform circular arc pit, and the stainless steel watch surface roughness after shot-peening is Ra 1～2 μ m.
4. the treatment process of stainless steel products non-adhering surfaces according to claim 3, is characterized in that: described bead particle diameter is 60～160 orders.
5. the treatment process of stainless steel products non-adhering surfaces according to claim 1, is characterized in that: the volatile organic solvent adopting during cleaning is trichloro-ethylene.
6. the treatment process of stainless steel products non-adhering surfaces according to claim 5, is characterized in that: the cleaning agent adopting during cleaning is to be heated to the trichloro-ethylene of 50～70 ℃.
7. the treatment process of stainless steel products non-adhering surfaces according to claim 6, is characterized in that: described cleaning is to clean in supersonic wave cleaning machine.
8. the treatment process of stainless steel products non-adhering surfaces according to claim 7, it is characterized in that: described cleaning process is divided into three steps: the first step is for slightly washing, by in the trichloro-ethylene of 50～70 ℃ of stainless steel immersions to be cleaned, start the supersonic generator of 28KHz simultaneously, by trichloro-ethylene and Ultrasonic Cleaning, coordinate the cleaning of carrying out 2～3 minutes; Second step is fine purifiation, by the trichloro-ethylene through 60～70 ℃ of prewashed stainless steel immersions, starts the supersonic generator of 68KHz simultaneously, continues to clean 2～3 minutes; The 3rd step is steam drying, utilizes the trichloroethylene steam of 80～90 ℃ to blow stainless steel 2～3 minutes, makes the trichloro-ethylene attaching at stainless steel surfaces volatilize clean.
9. the treatment process of stainless steel products non-adhering surfaces according to claim 1, is characterized in that: the quantity for spray of described non-adhesive material solution, the antistick layer thickness that forms after sintering of take is advisable as 1～5 μ m.
10. the treatment process of stainless steel products non-adhering surfaces according to claim 1, is characterized in that: the time of described sintering is 10～25 minutes, and sintering temperature is 200～280 ℃.
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| CN201310505527.5A CN103612438B (en) | 2011-08-05 | 2011-08-05 | A kind for the treatment of process with the stainless steel products of non-adhering surfaces |
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| CN201110223641.XA CN102416723B (en) | 2011-08-05 | 2011-08-05 | Surface-nonstick stainless steel product |
| CN201310505527.5A CN103612438B (en) | 2011-08-05 | 2011-08-05 | A kind for the treatment of process with the stainless steel products of non-adhering surfaces |
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| CN113083640A (en) * | 2021-03-03 | 2021-07-09 | 上海志沛智能科技发展有限公司 | Spraying method of anti-fingerprint nano coating |
| US11148253B2 (en) | 2014-06-23 | 2021-10-19 | Les Promotions Atlantiques Inc. /Atlantic Promotions Inc. | Cooking utensil with non-stick capability |
| CN116651717A (en) * | 2023-06-12 | 2023-08-29 | 于发建 | Stainless steel product surface treatment process |
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| CN102871529A (en) * | 2012-08-27 | 2013-01-16 | 缙云县太极科技有限公司 | Aluminum alloy non-stick pan with hard surface and processing technology thereof |
| CN103006037B (en) * | 2012-12-20 | 2015-12-02 | 浙江倍得福电器有限公司 | The method of non-stick pan and the above-mentioned non-stick pan of making |
| CN105105625B (en) * | 2015-08-14 | 2017-04-05 | 杭州利富豪机电设备有限公司 | A kind of pressure cooker lid cleaning method and purging system |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102416723B (en) | 2014-07-02 |
| WO2013020395A1 (en) | 2013-02-14 |
| CN102416723A (en) | 2012-04-18 |
| CN103612438B (en) | 2015-10-28 |
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Effective date of registration: 20200527 Address after: No.2, Xinzhong Road, Xinbi street, Jinyun County, Lishui City, Zhejiang Province Patentee after: Jinyun Kaixin kitchenware Co., Ltd Address before: 321400 Zhejiang Wu Yun city of Lishui province Jinyun County town of new road No. 2 Patentee before: JINYUN TAIJI TECHNOLOGY Co.,Ltd. |