CN113080684A - Multi-color non-stick pan and production process thereof - Google Patents
Multi-color non-stick pan and production process thereof Download PDFInfo
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- CN113080684A CN113080684A CN202110346939.3A CN202110346939A CN113080684A CN 113080684 A CN113080684 A CN 113080684A CN 202110346939 A CN202110346939 A CN 202110346939A CN 113080684 A CN113080684 A CN 113080684A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
- A47J36/025—Vessels with non-stick features, e.g. coatings
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J45/00—Devices for fastening or gripping kitchen utensils or crockery
- A47J45/06—Handles for hollow-ware articles
- A47J45/07—Handles for hollow-ware articles of detachable type
- A47J45/071—Saucepan, frying-pan handles
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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
- 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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- 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
- B05D7/24—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 for applying particular liquids or other fluent materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/14—Machines with evacuated die cavity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
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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
- B05D2506/00—Halogenated polymers
- B05D2506/10—Fluorinated polymers
- B05D2506/15—Polytetrafluoroethylene [PTFE]
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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
- B05D2518/00—Other type of polymers
- B05D2518/10—Silicon-containing polymers
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention discloses a multicolor non-stick pan and a production process thereof, belonging to the technical field of non-stick pans and comprising the following steps: melting an aluminum ingot, preserving heat before die casting, forming a pot body, sand blasting a casting and spraying the casting. The polytetrafluoroethylene is sprayed on the inner concave part and the pot opening of the pot body as the non-stick coating, the polytetrafluoroethylene is high temperature resistant and low temperature resistant, is non-toxic under normal conditions, can improve the non-stick performance of the pot body, and can prevent soup from sticking to the pot opening by spraying the polytetrafluoroethylene coating on the pot opening. Through setting the handle and the inserted block to detachable design, rotate the bolt and can change the handle, can change the handle for bakelite handle or wood system handle, improved pleasing to the eye degree, can make whole light moreover, the bakelite handle can the spraying silica gel lacquer realize the change of colour.
Description
Technical Field
The invention belongs to the technical field of non-stick pans, and particularly relates to a multi-color non-stick pan and a production process thereof.
Background
The pan is a cooking utensil, can be used for carrying on various cooked works such as cooking, boiling, frying, stir-fry, etc. to the food, the use history of the pan is long, it is a necessary tool in Chinese's cooking, can supplement the trace iron element in the human body, will appear sticking to the problem of the pan sometimes while cooking the food, such as the food such as fry in shallow oil fish or bean curd, if there is no coating in the pan, stick to the pan seriously, even can't cook, so it is born to not stick to the pan;
the existing non-stick pan has poor performance, can reduce the use experience of customers, and is mostly of an integrated structure with the pan body, so that the handle is heavy and has poor hand feeling.
Therefore, a multicolor non-stick pan and a production process thereof are provided to solve the problems in the prior art, improve the performance of the pan, and replace a handle.
Disclosure of Invention
The invention aims to provide a multicolor non-stick pan and a production process thereof, and aims to solve the problems that the non-stick pan in the prior art is poor in performance and a handle cannot be replaced.
In order to achieve the purpose, the invention adopts the following technical scheme: a multi-color non-stick pan and a production process thereof comprise the following steps:
s1, melting the aluminum ingot, namely putting the aluminum ingot into a melting furnace for melting, wherein the temperature of the melting furnace is 720-730 ℃, and before melting, impurities such as dirty materials, oxide skins, aluminum flakes and the like in the aluminum ingot need to be removed;
s2, preserving heat before die casting, injecting the melted aluminum ingot into a preheated transfer ladle, then adding a refining agent to remove gas and slag, standing for 5-10 min, removing floating slag floating on the surface of the aluminum liquid, and then conveying the aluminum ingot to a die casting machine heat preservation furnace for heat preservation;
s3, forming a pot body, namely adding aluminum liquid into a feed inlet of a die casting machine from the heat preservation furnace by using an automatic casting machine, injecting the filtrate into a preheated die cavity by the die casting machine to form a casting, and putting the casting into water for cooling after the die is opened to obtain a pot body casting;
s4, sandblasting the casting, wherein sandblasting is carried out on the surface of the casting through a sandblasting machine to enable the surface of the casting to be smooth, and the casting is cleaned after sandblasting is finished to remove dust and oil stains on the surface of the casting;
s5, spraying the casting, namely spraying polytetrafluoroethylene coating on the concave surface and the pot mouth of the pot body casting, spraying organic silicon coating on the convex surface of the pot body casting, putting the pot body casting into a sintering furnace for sintering after spraying, and obtaining a finished product after sintering.
Preferably, the die casting machine in the S3 is used for die casting the filtrate by adopting a vacuum die casting mode, and the vacuum negative pressure of the die casting machine in the S3 is 600-800 mmHg.
Preferably, the temperature of the discharge port of the holding furnace in the S3 is 650-680 ℃, and the preheating temperature of the die is 180-230 ℃.
Preferably, in the step S3, the die casting speed of the die casting machine is 35m/S to 45m/S, and the water used for cooling is domestic water.
Preferably, the sand material used for sand blasting in S4 is carborundum, the sand blasting is performed in an air pressure spraying manner, and the compressed air pressure used for the sand blasting is 5.6 to 6.2 atmospheres.
Preferably, including the pot body, the spraying of the interior concave part of the pot body and pot mouth department has polytetrafluoroethylene coating, the outer wall spraying of the pot body has organic silicon coating, the outer wall welding of the pot body has the inserted block, the detachable handle of installing of one end of inserted block, the surface spraying of handle has the silica gel lacquer.
Preferably, the one end of handle is seted up and is held the chamber with the inserted block assorted, the inserted block is pegged graft in the inside that holds the chamber and the side of inserted block is inconsistent with the inner wall that holds the chamber, the cavity has been seted up on the surface of handle, the inside threaded connection of cavity has the bolt, the bolt runs through in the surface of cavity and the one end of bolt extends to the inside that holds the chamber, the one end threaded connection of bolt is in the inside of inserted block.
Preferably, the thickness of the polytetrafluoroethylene coating is 22-30 μm, and the thickness of the organic silicon coating is 30-35 μm.
The invention has the technical effects and advantages that: compared with the prior art, the multicolor non-stick pan and the production process thereof provided by the invention have the following advantages:
1. the polytetrafluoroethylene is sprayed on the inner concave part and the pot opening of the pot body as the non-stick coating, the polytetrafluoroethylene is high temperature resistant and low temperature resistant, is usually nontoxic, can improve the non-stick performance of the pot body, and is also sprayed on the pot opening to prevent soup from sticking to the pot opening;
2. through setting the handle and the inserted block to detachable design, rotate the bolt and can change the handle, can change the handle for bakelite handle or wood system handle, improved pleasing to the eye degree, can make whole light moreover, the bakelite handle can the spraying silica gel lacquer realize the change of colour.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
fig. 2 is a schematic view of the connection structure of the insert block and the handle of the present invention.
In the figure: 1. a handle; 2. a pan body; 3. a polytetrafluoroethylene coating; 4. an organosilicon coating; 5. inserting a block; 6. an accommodating chamber; 7. a cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A multi-color non-stick pan and a production process thereof comprise the following steps:
s1, melting the aluminum ingot, namely putting the aluminum ingot into a melting furnace for melting, wherein the temperature of the melting furnace is 720 ℃, impurities such as dirty materials, oxide skins, aluminum flakes and the like in the aluminum ingot need to be removed before melting, and the scrap of furnace materials caused by doping harmful elements in the aluminum ingot is prevented;
s2, preserving heat before die casting, injecting the melted aluminum ingot into a preheated transfer ladle, adding a refining agent to remove gas and slag, standing for 5min, removing floating slag floating on the surface of aluminum liquid, conveying the aluminum liquid to a die casting machine heat preservation furnace for heat preservation, preheating a new heat preservation furnace for 3-5 days to prevent the aluminum liquid from being frozen, and under normal operation, adding 30-40 ℃ of the temperature of the furnace wall of the heat preservation furnace for the current day;
s3, forming a pot body, namely adding aluminum liquid into a feed inlet of a die casting machine from a heat preservation furnace by using an automatic casting machine, injecting filtrate into a preheated die cavity by the die casting machine to form a casting, cooling the casting in water after die opening to obtain a pot body casting, die-casting the filtrate by the die casting machine in a vacuum die-casting mode, wherein the vacuum negative pressure of the die casting machine is 600mmHg, the temperature of a discharge port of the heat preservation furnace is 650 ℃, the preheating temperature of the die is 180 ℃, the die-casting speed of the die casting machine is 35m/S, water used for cooling is domestic water, the die needs to be coated with material before die casting to prevent sticking, and the coating can form a layer of film on the surface of the die cavity;
s4, sand blasting is carried out on the casting, sand blasting is carried out on the surface of the casting through a sand blasting machine, the surface of the casting is smooth, the casting is cleaned after the sand blasting is finished, dust and oil stains on the surface of the casting are removed, the sand material adopted by the sand blasting is carborundum, the sand blasting is carried out in a pneumatic spraying mode, the pneumatic pressure of compressed air adopted by the sand blasting is 5.6 atmospheric pressures, the surface of the cleaned casting of the pot body is free of any watermark, degreasing agent stamp and yellow stamp, and the casting of the pot body is lightly taken and lightly to prevent the casting of the pot body from colliding in the operation process;
s5, spraying a casting, spraying polytetrafluoroethylene coating on the concave surface and the pot mouth of a casting of a pot body, spraying organic silicon coating on the convex surface of the casting of the pot body, putting the casting of the pot body into a sintering furnace for sintering after the spraying is finished, obtaining a finished product after the sintering is finished, wherein the polytetrafluoroethylene is a material which does not stick any substance, has high temperature resistance, low temperature resistance, good lubricity and stable characteristics under normal conditions, is pure and nontoxic under normal conditions, is added with certain auxiliary agents to form a wear-resistant and sanitary food-grade Teflon coating which has non-stick performance, is prepared by taking organic silicon resin prepared by copolymerizing dichlorosilane and trichlorosilane as a base material, has the performances of thermal stability, wear resistance, non-adhesion, easy cleaning, high strength and the like, the concave surface and the pot mouth of the casting can be sprayed by replacing ceramic coating, and the ceramic coating has stable performance, but also has an auxiliary heating function.
The invention provides a multi-color non-stick pan and a production process thereof as shown in figures 1-2, comprising a pan body 2;
the inner concave part and the pot mouth of the pot body 2 are sprayed with polytetrafluoroethylene coatings 3, the outer wall of the pot body 2 is sprayed with an organic silicon coating 4, the thickness of the polytetrafluoroethylene coating 3 is 22 micrometers, the thickness of the organic silicon coating 4 is 30 micrometers, the outer wall of the pot body 2 is welded with an insert block 5, one end of the insert block 5 is detachably provided with a handle 21, the handle 1 is made of glue phenolic plastics, so that the whole body is lighter, the surface of the handle 1 is sprayed with silica gel paint, the surface of the handle 1 can be smoother and more wear-resistant through the silica gel paint, and the appearance of the handle 1 can be randomly mixed with colors through the silica gel paint;
Example 2
A multi-color non-stick pan and a production process thereof comprise the following steps:
s1, melting the aluminum ingot, namely putting the aluminum ingot into a melting furnace for melting, wherein the temperature of the melting furnace is 725 ℃, impurities such as dirty materials, oxide skins and aluminum flakes in the aluminum ingot need to be removed before melting, and the scrap of furnace materials caused by doping harmful elements in the aluminum ingot is prevented;
s2, preserving heat before die casting, injecting the melted aluminum ingot into a preheated transfer ladle, adding a refining agent to remove gas and slag, standing for 7min, removing floating slag floating on the surface of aluminum liquid, then sending to a die casting machine heat preservation furnace to preserve heat, preheating a new heat preservation furnace for 3-5 days to prevent the aluminum liquid from being frozen, and under normal operation, keeping the temperature of the furnace wall of the heat preservation furnace at 30-40 ℃ the same day;
s3, forming a pot body, namely adding aluminum liquid into a feed inlet of a die casting machine from a heat preservation furnace by using an automatic casting machine, injecting filtrate into a preheated die cavity by the die casting machine to form a casting, cooling the casting in water after die opening to obtain a pot body casting, die-casting the filtrate by the die casting machine in a vacuum die-casting mode, wherein the vacuum negative pressure of the die casting machine is 700mmHg, the temperature of a discharge port of the heat preservation furnace is 665 ℃, the preheating temperature of the die is 205 ℃, the die-casting speed of the die casting machine is 40m/S, water used for cooling is domestic water, the die needs to be coated with the material before die casting to prevent the die from sticking, and the coating can form a layer of film on the surface;
s4, sand blasting is carried out on the casting, sand blasting is carried out on the surface of the casting through a sand blasting machine, the surface of the casting is smooth, the casting is cleaned after the sand blasting is finished, dust and oil stains on the surface of the casting are removed, the sand material adopted by the sand blasting is carborundum, the sand blasting is carried out in a pneumatic spraying mode, the pneumatic pressure of compressed air adopted by the sand blasting is 5.9 atmospheric pressures, the surface of the cleaned casting of the pot body is free of any watermark, degreasing agent stamp and yellow stamp, and the casting of the pot body is lightly taken and lightly to prevent the casting of the pot body from colliding in the operation process;
s5, spraying a casting, spraying polytetrafluoroethylene coating on the concave surface and the pot mouth of a casting of a pot body, spraying organic silicon coating on the convex surface of the casting of the pot body, putting the casting of the pot body into a sintering furnace for sintering after the spraying is finished, obtaining a finished product after the sintering is finished, wherein the polytetrafluoroethylene is a material which does not stick any substance, has high temperature resistance, low temperature resistance, good lubricity and stable characteristics under normal conditions, is pure and nontoxic under normal conditions, is added with certain auxiliary agents to form a wear-resistant and sanitary food-grade Teflon coating which has non-stick performance, is prepared by taking organic silicon resin prepared by copolymerizing dichlorosilane and trichlorosilane as a base material, has the performances of thermal stability, wear resistance, non-adhesion, easy cleaning, high strength and the like, the concave surface and the pot mouth of the casting can be sprayed by replacing ceramic coating, and the ceramic coating has stable performance, but also has an auxiliary heating function.
The invention provides a multi-color non-stick pan and a production process thereof as shown in figures 1-2, comprising a pan body 2;
the inner concave part and the pot mouth of the pot body 2 are sprayed with polytetrafluoroethylene coatings 3, the outer wall of the pot body 2 is sprayed with an organic silicon coating 4, the thickness of the polytetrafluoroethylene coating 3 is 26.5 micrometers, the thickness of the organic silicon coating 4 is 32.5 micrometers, the outer wall of the pot body 2 is welded with an insertion block 5, one end of the insertion block 5 is detachably provided with a handle 21, the handle 1 is made of phenolic plastic, so that the whole body is lighter, the surface of the handle 1 is sprayed with silicone paint, the surface of the handle 1 can be smoother and more wear-resistant through the silicone paint, and the appearance of the handle 1 can be randomly mixed with colors through the silicone paint;
Example 3
A multi-color non-stick pan and a production process thereof comprise the following steps:
s1, melting the aluminum ingot, namely putting the aluminum ingot into a melting furnace for melting, wherein the temperature of the melting furnace is 730 ℃, impurities such as dirty materials, oxide skins, aluminum flakes and the like in the aluminum ingot need to be removed before melting, and the scrap of furnace materials caused by doping harmful elements in the aluminum ingot is prevented;
s2, preserving heat before die casting, injecting the melted aluminum ingot into a preheated transfer ladle, then adding a refining agent to remove gas and slag, standing for 10min, removing floating slag floating on the surface of aluminum liquid, then sending the aluminum liquid to a die casting machine heat preservation furnace for heat preservation, preheating a new heat preservation furnace for 3-5 days to prevent the aluminum liquid from being frozen, and under normal operation, adding 30-40 ℃ of the temperature of the wall of the heat preservation furnace for the current day;
s3, forming a pot body, namely adding aluminum liquid into a feed inlet of a die casting machine from a heat preservation furnace by using an automatic casting machine, injecting filtrate into a preheated die cavity by the die casting machine to form a casting, cooling the casting in water after die opening to obtain a pot body casting, die-casting the filtrate by the die casting machine in a vacuum die-casting mode, wherein the vacuum negative pressure of the die casting machine is 800mmHg, the temperature of a discharge port of the heat preservation furnace is 665 ℃, the preheating temperature of the die is 230 ℃, the die-casting speed of the die casting machine is 45m/S, water used for cooling is domestic water, the die needs to be coated with material before die casting to prevent sticking, and the coating can form a layer of film on the surface of the die cavity;
s4, sand blasting is carried out on the casting, sand blasting is carried out on the surface of the casting through a sand blasting machine, the surface of the casting is smooth, the casting is cleaned after the sand blasting is finished, dust and oil stains on the surface of the casting are removed, the sand material adopted by the sand blasting is carborundum, the sand blasting is carried out in a pneumatic spraying mode, the pneumatic pressure of compressed air adopted by the sand blasting is 6.2 atmospheric pressures, the surface of the cleaned casting of the pot body is free of any watermark, degreasing agent stamp and yellow stamp, and the casting of the pot body is lightly taken and lightly to prevent the casting of the pot body from colliding in the operation process;
s5, spraying a casting, spraying polytetrafluoroethylene coating on the concave surface and the pot mouth of a casting of a pot body, spraying organic silicon coating on the convex surface of the casting of the pot body, putting the casting of the pot body into a sintering furnace for sintering after the spraying is finished, obtaining a finished product after the sintering is finished, wherein the polytetrafluoroethylene is a material which does not stick any substance, has high temperature resistance, low temperature resistance, good lubricity and stable characteristics under normal conditions, is pure and nontoxic under normal conditions, is added with certain auxiliary agents to form a wear-resistant and sanitary food-grade Teflon coating which has non-stick performance, is prepared by taking organic silicon resin prepared by copolymerizing dichlorosilane and trichlorosilane as a base material, has the performances of thermal stability, wear resistance, non-adhesion, easy cleaning, high strength and the like, the concave surface and the pot mouth of the casting can be sprayed by replacing ceramic coating, and the ceramic coating has stable performance, but also has an auxiliary heating function.
The invention provides a multi-color non-stick pan and a production process thereof as shown in figures 1-2, comprising a pan body 2;
the inner concave part and the pot mouth of the pot body 2 are sprayed with polytetrafluoroethylene coatings 3, the outer wall of the pot body 2 is sprayed with an organic silicon coating 4, the thickness of the polytetrafluoroethylene coating 3 is 30 micrometers, the thickness of the organic silicon coating 4 is 35 micrometers, the outer wall of the pot body 2 is welded with an insert block 5, one end of the insert block 5 is detachably provided with a handle 21, the handle 1 is made of glue phenolic plastics, so that the whole body is lighter, the surface of the handle 1 is sprayed with silica gel paint, the surface of the handle 1 can be smoother and more wear-resistant through the silica gel paint, and the appearance of the handle 1 can be randomly mixed with colors through the silica gel paint;
handle 1's one end is seted up and is held chamber 6 with 5 assorted of inserted block, the inserted block 5 is pegged graft in the inside that holds chamber 6 and the side of inserted block 5 and the inner wall that holds chamber 6 inconsistent, cavity 7 has been seted up on handle 1's surface, the inside threaded connection of cavity 7 has the bolt, the bolt runs through in the surface of cavity 7 and the one end of bolt extends to the inside that holds chamber 6, the one end threaded connection of bolt is in the inside of inserted block 5, through pegging graft handle 1 and inserted block 5, then fix the inside at handle 1 with inserted block 5 through the bolt, thereby realized the detachable installation between handle 1 and the inserted block 5, the rotation bolt can be pulled down handle 1 and change, and is convenient and fast, and handle 1 can be the wood system handle, cast aluminium handle or stainless steel handle, can make holistic molding diversified.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. A multi-color non-stick pan and a production process thereof are characterized in that: the method comprises the following steps:
s1, melting the aluminum ingot, namely putting the aluminum ingot into a melting furnace for melting, wherein the temperature of the melting furnace is 720-730 ℃, and before melting, impurities such as dirty materials, oxide skins, aluminum flakes and the like in the aluminum ingot need to be removed;
s2, preserving heat before die casting, injecting the melted aluminum ingot into a preheated transfer ladle, then adding a refining agent to remove gas and slag, standing for 5-10 min, removing floating slag floating on the surface of the aluminum liquid, and then conveying the aluminum ingot to a die casting machine heat preservation furnace for heat preservation;
s3, forming a pot body, namely adding aluminum liquid into a feed inlet of a die casting machine from the heat preservation furnace by using an automatic casting machine, injecting the filtrate into a preheated die cavity by the die casting machine to form a casting, and putting the casting into water for cooling after the die is opened to obtain a pot body casting;
s4, sandblasting the casting, wherein sandblasting is carried out on the surface of the casting through a sandblasting machine to enable the surface of the casting to be smooth, and the casting is cleaned after sandblasting is finished to remove dust and oil stains on the surface of the casting;
s5, spraying the casting, namely spraying polytetrafluoroethylene coating on the concave surface and the pot mouth of the pot body casting, spraying organic silicon coating on the convex surface of the pot body casting, putting the pot body casting into a sintering furnace for sintering after spraying, and obtaining a finished product after sintering.
2. The multi-color non-stick pan and the production process thereof according to claim 1, characterized in that: and the S3 medium pressure casting machine is used for casting the filtrate in a vacuum casting mode, and the vacuum negative pressure of the S3 medium pressure casting machine is 600-800 mmHg.
3. The multi-color non-stick pan and the production process thereof according to claim 1, characterized in that: the temperature of the discharge hole of the heat preservation furnace in the S3 is 650-680 ℃, and the preheating temperature of the die is 180-230 ℃.
4. The multi-color non-stick pan and the production process thereof according to claim 1, characterized in that: and in the S3, the die casting speed of the die casting machine is 35-45 m/S, and the water used for cooling is domestic water.
5. The multi-color non-stick pan and the production process thereof according to claim 1, characterized in that: the sand material that the sandblast adopted in S4 is carborundum, the sandblast adopts the mode of atmospheric pressure spraying to carry out the spraying, the compressed air atmospheric pressure that the sandblast adopted is 5.6 ~ 6.2 atmospheric pressures.
6. A multicolor non-stick pan for implementing any one of claims 1 to 5 and a production process thereof are characterized in that: including the pot body (2), the interior concave part and the pot mouth department spraying of the pot body (2) have polytetrafluoroethylene coating (3), the outer wall spraying of the pot body (2) has organosilicon coating (4), the outer wall welding of the pot body (2) has inserted block (5), handle (21) are installed to the detachable one end of inserted block (5), the surface spraying of handle (1) has the silica gel paint.
7. The multi-color non-stick pan and the production process thereof according to claim 6, characterized in that: the handle is characterized in that a containing cavity (6) matched with the inserting block (5) is formed in one end of the handle (1), the inserting block (5) is inserted into the containing cavity (6) and the side face of the inserting block (5) is inconsistent with the inner wall of the containing cavity (6), a cavity (7) is formed in the surface of the handle (1), a bolt is connected to the inner thread of the cavity (7), the bolt penetrates through the surface of the cavity (7) and one end of the bolt extends to the inside of the containing cavity (6), and one end of the bolt is connected to the inside of the inserting block (5) in a threaded mode.
8. The multi-color non-stick pan and the production process thereof according to claim 6, characterized in that: the thickness of the polytetrafluoroethylene coating (3) is 22-30 microns, and the thickness of the organic silicon coating (4) is 30-35 microns.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110346939.3A CN113080684A (en) | 2021-03-31 | 2021-03-31 | Multi-color non-stick pan and production process thereof |
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| CN202110346939.3A CN113080684A (en) | 2021-03-31 | 2021-03-31 | Multi-color non-stick pan and production process thereof |
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| CN113080684A true CN113080684A (en) | 2021-07-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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