CN113293428A - Electrolytic process of cup liner with heating disc - Google Patents
Electrolytic process of cup liner with heating disc Download PDFInfo
- Publication number
- CN113293428A CN113293428A CN202110594677.2A CN202110594677A CN113293428A CN 113293428 A CN113293428 A CN 113293428A CN 202110594677 A CN202110594677 A CN 202110594677A CN 113293428 A CN113293428 A CN 113293428A
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- acid
- cup liner
- protective layer
- parts
- resistant protective
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
- C25F3/24—Polishing of heavy metals of iron or steel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/085—Iron or steel solutions containing HNO3
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses an electrolysis process of a cup liner with a heating disc, which comprises the following steps: s100: spraying an acid-resistant protective layer on the outer surface of the heating disc of the cup liner, wherein the acid-resistant protective layer is adhered to the outer surface of the heating disc; s200: carrying out sand blasting treatment on the inner surface of the cup liner sprayed with the acid-resistant protective layer; s300: soaking the cup liner with the acid-resistant protective layer sprayed on the surface of the heating plate into acid liquor for pickling; s400: immersing the pickled cup liner into electrolyte for electrolytic polishing treatment; s500: cleaning the cup liner after electrolytic polishing; s600: removing the acid-resistant protective layer on the cleaned cup liner; according to the invention, the acid-resistant protective layer is sprayed on the surface of the heating disc, so that the heat-protecting heating disc is not corroded in the acid washing and electrolysis processes of the acid-resistant protective layer, and the acid-resistant protective layer only covers the surface of the heating disc and cannot shield other positions of the cup liner, so that the acid washing and electrolysis of the cup liner are sufficient, and the manufacturing quality of the cup liner is greatly improved.
Description
Technical Field
The invention relates to an electrolysis process of a cup liner with a heating disc.
Background
As shown in fig. 1, there is provided an inner container structure of an electrically heated water cup, which comprises an inner cup body and a heating plate; the inner cup body is made of stainless steel materials, the top end and the bottom end of the inner cup body are both of an open structure, and the heating disc is welded at the bottom of the inner cup body through laser, so that a water storage container is formed between the heating disc and the inner cup body; the heating plate comprises an electric heating plate body, an insulating layer sintered and printed on the bottom surface of the electric heating plate body and a double-power heating body sintered and printed on the insulating layer; the electric heating tray body is made of stainless steel; the double-power heating body comprises two power circuit layers which are sequentially sintered and printed. In the manufacturing process of the liner structure, the liner structure welded with the heating plate needs to be subjected to acid pickling and electrolytic treatment, and under an acidic environment, a heating circuit of the heating plate is corroded to cause the heating plate to be unusable, so that the whole liner structure is scrapped; in order to prevent the heating circuit of the heating plate from being corroded in the acid washing and electrolysis processes, the heating plate is covered by a silica gel sleeve sleeved at the bottom of the inner container structure in the prior art so as to protect the heating plate.
This kind of mode of adopting silica gel cover closing cap, though play certain guard action to heating the dish, can cause simultaneously that the inner bag structure has the position that part is sheltered from by the silica gel cover and can't carry out pickling, electrolytic treatment, leads to the preparation quality of inner bag structure not good.
Disclosure of Invention
The invention aims to overcome the defects and provide an electrolysis process of a cup liner with a heating disc.
In order to achieve the purpose, the invention adopts the following specific scheme:
an electrolysis process of a cup liner with a heating plate comprises the following steps:
s100: spraying an acid-resistant protective layer on the outer surface of the heating disc of the cup liner, wherein the acid-resistant protective layer is adhered to the outer surface of the heating disc;
s200: carrying out sand blasting treatment on the inner surface of the cup liner sprayed with the acid-resistant protective layer;
s300: soaking the cup liner with the acid-resistant protective layer sprayed on the surface of the heating plate into acid liquor for pickling;
s400: immersing the pickled cup liner into electrolyte for electrolytic polishing treatment;
s500: cleaning the cup liner after electrolytic polishing;
s600: and removing the acid-resistant protective layer on the cleaned cup liner.
The invention further comprises a step of baking the cleaned cup liner between the steps S500 and S600.
Further, the baking temperature of the baking treatment is 70-80 ℃.
Further, the acid-resistant protective layer is a modified rubber layer.
The invention further discloses a modified rubber layer which is composed of the following components: 55-70% of polyisoprene, 30-35% of deionized water, 0.05-0.2% of ammonia water, 0.5-1% of titanium oxide and 0.5-6% of silicon oxide.
Further, the acid-resistant protective layer is a stripping glue layer.
The invention further discloses a stripping glue layer which comprises the following raw materials in parts by weight: 260-185 parts of ethyl ester, 55-65 parts of cellulose, 35-45 parts of 1/8 parts of nitrocotton, 45-55 parts of methyl ether, 8-9 parts of glyceryl triacetate and 175-185 parts of methyl ester.
Further, the thickness of the acid-proof protective layer is 0.05-0.5 mm.
The electrolyte further comprises the following raw materials in parts by weight: 51-55 parts of phosphoric acid, 42-46 parts of sulfuric acid and 3 parts of trimethylol pentane.
Further, the acid solution comprises the following components: nitric acid 140-150mL/L, phosphoric acid 100-120 mL/L.
The invention has the beneficial effects that: according to the invention, the acid-resistant protective layer is sprayed on the surface of the heating disc, so that the heat protection disc is not corroded in the acid washing and electrolysis processes of the acid-resistant protective layer, and the acid-resistant protective layer only covers the surface of the heating disc, so that other positions of the cup liner are not shielded, the acid washing and electrolysis of the cup liner are sufficient, the manufacturing quality of the cup liner is greatly improved, and the acid-resistant protective layer does not influence the insulating layer and the power circuit layer of the heating disc.
Drawings
FIG. 1 is a schematic diagram of a conventional electric heating water cup liner structure;
FIG. 2 is a schematic process flow diagram of the present invention.
Detailed Description
The invention will be described in further detail with reference to the following figures and specific examples, without limiting the scope of the invention.
The first embodiment is as follows: as shown in fig. 1 to fig. 2, the electrolytic process of the cup liner with the heating plate according to the embodiment includes the following steps:
step S100: spraying an acid-resistant protective layer on the outer surface of the heating disc of the cup liner, wherein the acid-resistant protective layer is adhered to the outer surface of the heating disc; specifically, the heating plate is welded on the cup liner through laser, and a strong acid resistant and corrosion resistant acid resistant protective layer is sprayed on the outer surface of the heating plate positioned at the bottom of the cup liner, so that the functional surface side of the heating plate is covered to form protection.
Step S200: carrying out sand blasting treatment on the inner surface of the cup liner sprayed with the acid-resistant protective layer; specifically, after an acid-proof protective layer is sprayed on the outer surface of the heating disc of the cup liner, sand blasting is carried out on the inner surface of the cup liner and the inner surface of the heating disc, so that subsequent process treatment is facilitated.
Step S300: soaking the cup liner with the acid-resistant protective layer sprayed on the surface of the heating plate into acid liquor for pickling; removing dirt such as rust, oxide skin on the surface of the cup liner, yellow, blue and black welding spots generated after welding and the like, and ensuring the rust-proof and corrosion-resistant performance of the cup liner; in the acid washing process, the acid-proof protective layer covers the outer surface of the heating plate to protect the heating plate from being corroded by acid liquor.
Step S400: immersing the pickled cup liner into electrolyte for electrolytic polishing treatment; specifically, after the cup liner after acid cleaning is cleaned for three times or more, the cup liner is put into electrolyte for electrolytic polishing treatment, so that the effect of surface brightness of the cup liner is improved, and the surface corrosion resistance of the cup liner is improved; meanwhile, in the electrolytic process, the acid-resistant protective layer protects the heating disc from being corroded by the electrolyte.
Step S500: cleaning the cup liner after electrolytic polishing; specifically, the cup liner after the electrolytic polishing is cleaned for three times or more by using tap water.
Step S600: removing the acid-resistant protective layer on the cleaned cup liner; specifically, after the cup liner is cleaned, the cup liner is baked, so that moisture on the cup liner is dried, the baking temperature is controlled to be 70-80 ℃, after the baking process is finished, the acid-resistant protective layer on the outer surface of the heating plate is torn off, and the torn acid-resistant protective layer is collected and processed in a centralized manner.
According to the electrolytic process of the cup liner with the heating plate, the thickness of the acid-resistant protective layer is 0.05-0.5 mm, the thickness is thin, the cost is lower, and the material can be selected according to the actual use of the acid-resistant protective layer so as to control the processing cost.
In the electrolysis process of the cup liner with the heating plate, the electrolyte comprises the following raw materials in parts by weight: 51-55 parts of phosphoric acid, 42-46 parts of sulfuric acid and 3 parts of trimethylol pentane. Specifically, the working temperature of the electrolyte is set to be 55-80 ℃, the rectified voltage is 7-9V, the current density is 8-15A/dm2, the service life of the electrolyte is long, and the cost is reduced.
In the electrolysis process of the cup liner with the heating plate, the acid solution comprises the following components: nitric acid 140-150mL/L, phosphoric acid 100-120 mL/L. Specifically, the cup liner is immersed in the acid liquor for 5-10min at room temperature to ensure the pickling effect.
In the electrolysis process of the cup liner with the heating plate, the acid-resistant protective layer is a modified rubber layer. The modified rubber layer is adopted, so that the corrosion resistance is better, the acid resistance time is long, the heating plate is ensured not to be corroded, and the cost is low. In this embodiment, the modified rubber layer is composed of the following components: 55-70% of polyisoprene, 30-35% of deionized water, 0.05-0.2% of ammonia water, 0.5-1% of titanium oxide and 0.5-6% of silicon oxide. Through applicant's trial and error, adopt this kind of modified rubber layer, can bond better on the dish that generates heat, the leakproofness is better between the contact surface between the two, effectively prevents that acid liquid from getting into, and the reliability is higher, and easily tears from the dish that generates heat on the surface, and can not exert an influence to the dish surface that generates heat, and importantly, this modified rubber layer can not exert an influence to the insulating layer and the power line layer of the dish that generates heat.
Example two:
as shown in fig. 1 and fig. 2, the present embodiment is different from the first embodiment in that: the acid-resistant protective layer is a stripping glue layer, and the rest is the same as the first embodiment. The stripping glue layer can also achieve the characteristics of acid resistance and corrosion resistance, and is low in cost and easy to strip. In the embodiment, the stripping glue layer comprises the following raw materials in parts by weight: 260-185 parts of ethyl ester, 55-65 parts of cellulose, 35-45 parts of 1/8 parts of nitrocotton, 45-55 parts of methyl ether, 8-9 parts of glyceryl triacetate and 175-185 parts of methyl ester. The adhesive property with the heating plate is good, the anti-corrosion effect is ensured, and the insulating layer and the power circuit layer of the heating plate can not be affected.
Of course, in addition to the modified rubber layer and the release rubber layer used in the first embodiment and the second embodiment, the acid-resistant protective layer of the present embodiment may also be a silicone protective layer to achieve the above-mentioned effects, but the cost of using the silicone protective layer is higher than the cost of using the modified rubber layer and the release rubber layer. The acid-resistant protective layer of this example was also made from the following raw materials: 100 parts by weight of thermoplastic styrene-butadiene rubber, 100-200 parts by weight of solvent, 2-10 parts by weight of compatibilizer and 30-80 parts by weight of room temperature vulcanization type silicone rubber. The effects of acid resistance and corrosion resistance can be met, and the heating plate is easy to peel off from the surface of the heating plate.
This embodiment is through the acidproof protective layer of one deck of spraying on the dish surface that generates heat for acidproof protective layer protects the hair thermal dish not corroded in pickling and electrolysis process, and acidproof protective layer only covers on the dish surface that generates heat, can not lead to the fact the sheltering from to other positions of cup courage, makes cup courage pickling, electrolysis abundant, provides the preparation quality of cup courage greatly, and acidproof protective layer can not exert an influence to the insulating layer and the power line layer of dish that generates heat.
The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present patent application are included in the protection scope of the present patent application.
Claims (10)
1. An electrolysis process of a cup liner with a heating plate is characterized by comprising the following steps:
s100: spraying an acid-resistant protective layer on the outer surface of the heating disc of the cup liner, wherein the acid-resistant protective layer is adhered to the outer surface of the heating disc;
s200: carrying out sand blasting treatment on the inner surface of the cup liner sprayed with the acid-resistant protective layer;
s300: soaking the cup liner with the acid-resistant protective layer sprayed on the surface of the heating plate into acid liquor for pickling;
s400: immersing the pickled cup liner into electrolyte for electrolytic polishing treatment;
s500: cleaning the cup liner after electrolytic polishing;
s600: and removing the acid-resistant protective layer on the cleaned cup liner.
2. The electrolytic process of a cup liner with a heating tray as claimed in claim 1, further comprising a step of baking the cleaned cup liner between steps S500 and S600.
3. The electrolytic process of the cup liner with the heating plate as claimed in claim 2, wherein the baking temperature of the baking treatment is 70-80 ℃.
4. The electrolytic process of a cup liner with a heating tray as claimed in claim 1, wherein the acid-resistant protective layer is a modified rubber layer.
5. The electrolytic process of the cup liner with the heating plate as claimed in claim 4, wherein the modified rubber layer is composed of the following components: 55-70% of polyisoprene, 30-35% of deionized water, 0.05-0.2% of ammonia water, 0.5-1% of titanium oxide and 0.5-6% of silicon oxide.
6. The electrolytic process of a cup liner with a heating tray as claimed in claim 1, wherein the acid-resistant protective layer is a release glue layer.
7. The electrolytic process of the cup liner with the heating plate as claimed in claim 6, wherein the stripping glue layer comprises the following raw materials in parts by weight: 260-185 parts of ethyl ester, 55-65 parts of cellulose, 35-45 parts of 1/8 parts of nitrocotton, 45-55 parts of methyl ether, 8-9 parts of glyceryl triacetate and 175-185 parts of methyl ester.
8. The electrolytic process of a cup liner with a heating plate as claimed in claim 1, wherein the thickness of the acid-proof protective layer is 0.05-0.5 mm.
9. The electrolytic process of the cup liner with the heating plate as claimed in claim 1, wherein the electrolyte comprises the following raw materials in parts by weight: 51-55 parts of phosphoric acid, 42-46 parts of sulfuric acid and 3 parts of trimethylol pentane.
10. The electrolytic process of a cup liner with a heating plate as claimed in claim 1, wherein the acid solution comprises the following components: nitric acid 140-150mL/L, phosphoric acid 100-120 mL/L.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110594677.2A CN113293428A (en) | 2021-05-28 | 2021-05-28 | Electrolytic process of cup liner with heating disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110594677.2A CN113293428A (en) | 2021-05-28 | 2021-05-28 | Electrolytic process of cup liner with heating disc |
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| CN113293428A true CN113293428A (en) | 2021-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110594677.2A Pending CN113293428A (en) | 2021-05-28 | 2021-05-28 | Electrolytic process of cup liner with heating disc |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114671246A (en) * | 2022-04-20 | 2022-06-28 | 南京吉盛澳玛生物医药有限公司 | Polynucleotide sample preparation device and method |
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2021
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| CN102196902A (en) * | 2008-10-23 | 2011-09-21 | 格雷斯公司 | Waterproofing membrane |
| CN201782575U (en) * | 2010-07-16 | 2011-04-06 | 黄伟龙 | Vacuum electric kettle |
| CN106634676A (en) * | 2016-09-24 | 2017-05-10 | 哈尔滨大东方新材料科技股份有限公司 | Modified aluminizing peel adhesive for transfer material and preparation method thereof |
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Inventor after: Zhu Daming Inventor before: Zhu Daming Inventor before: Su Guanxian Inventor before: Zhou Shanzhi Inventor before: Gan Jinjiang Inventor before: Gan Shuxin Inventor before: Su Xuanying |