CN109848396B - Die-casting process for split type bottom plate of aluminum pot - Google Patents
Die-casting process for split type bottom plate of aluminum pot Download PDFInfo
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- CN109848396B CN109848396B CN201910210156.5A CN201910210156A CN109848396B CN 109848396 B CN109848396 B CN 109848396B CN 201910210156 A CN201910210156 A CN 201910210156A CN 109848396 B CN109848396 B CN 109848396B
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Abstract
The invention discloses a die-casting process of a split type bottom plate of an aluminum pot, which comprises the following steps of 1, preparing magnetic conductive sheets; step 2, positioning and die assembly; step 3, casting; step 4, polishing; the invention can accurately detect the temperature of the pan bottom, and slightly prevent the pan bottom from being arched and deformed due to overhigh temperature, so that the pan bottom is not flat.
Description
Technical Field
The invention relates to the technical field of kitchen ware equipment, in particular to a die-casting process for a split type bottom plate of an aluminum pot.
Background
The aluminum has good heat-conducting property, the heat-conducting coefficient is 16 times of that of stainless steel, the aluminum pot is easy to shape, and the aluminum pot is produced at the same time, and is light, durable, fast in heating, even in heat conduction and non-rusty. However, the aluminum pot in the prior art has no function of accurately detecting the temperature of the pot bottom, and the pot bottom temperature is overhigh by carelessness, so that the pot bottom is arched and deformed, and the pot bottom is not flat.
Disclosure of Invention
The invention aims to provide a die-casting process for a split type bottom plate of an aluminum pot, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a die-casting process of a split type bottom plate of an aluminum pot comprises the following steps:
Stamping a whole stainless steel plate, wherein a first positioning hole is formed in one side edge of the magnetic conductive sheet, the first positioning hole is a rectangular hole, a plurality of long circular holes are radially formed in the center of the magnetic conductive sheet group towards the edge of the magnetic conductive sheet, a plurality of waist-shaped holes and a plurality of riveting through holes are circumferentially formed between adjacent long circular holes along the center of the magnetic conductive sheet group towards the edge of the magnetic conductive sheet, the edges of the long circular holes and the waist-shaped holes are bent towards the inner bottom surface of the aluminum pot main body to form an annular hoop, a second positioning hole is formed in the edge of the magnetic conductive sheet corresponding to the long circular hole, and the second positioning hole is a semicircular; stamping a plurality of blocks according to the requirements of the product;
Placing a plurality of magnetic conductive sheets into a mould in a surrounding way and enabling the magnetic conductive sheets to be positioned on the same horizontal plane to form a magnetic conductive sheet group, wherein the mould comprises an upper mould, a lower mould, magnetic conductive rods and a magnetic copper coil group, the bottom of the upper mould is provided with an insert block, the insert block is provided with a abdicating hole matched with the shape of a boss at the outer bottom of an aluminum pot main body, the abdicating hole is provided with an exhaust nail, the insert block is also provided with an occupying lug corresponding to a temperature detection element, the occupying lug is connected with one end of a occupying line of three bulges, the other end of the occupying line of the three bulges is connected with a cube corresponding to a temperature display element, the insert block is the same as the magnetic conductive sheet group in shape but slightly larger in size, the insert block in the upper mould is embedded with four magnetic conductive rods, one part of the four magnetic conductive rods is embedded in the insert block, one part, positioning holes respectively corresponding to the first positioning hole and the second positioning hole are formed in the insert; the die is arranged on a casting machine, an upper die and a lower die are separated and are filled to be empty, the inner cavity of the die is heated to 210-300 ℃, a magnetic conductive sheet set is directly positioned on a positioning hole of an insert in the upper die by using a positioning jig, then a copper coil on the die is electrified, the magnetic conductive sheet set is adsorbed on the insert in the upper die, the positioning jig is taken out, then the upper die and the lower die are precisely aligned,
Injecting molten aluminum, enabling the flowing aluminum to pass through the riveting through hole to form a rivet, and forming the pot body and the magnetic conducting sheet set at one time; a temperature collecting hole for placing a temperature detecting element is formed at one side of the bottom of the pot body corresponding to the handle, correspondingly, a threading groove for a temperature measuring line to pass through is formed on the side wall of the pot body and communicated with the temperature collecting hole, one end of the temperature measuring line is connected with the temperature detecting element, and the other end of the temperature measuring line passes through the threading groove to be connected with a temperature display element;
Removing redundant aluminum residues by using a sawing machine, extruding rivets with different heights and irregular bottoms outside a pot by using a hydraulic press to form bosses once, and extruding the bosses by using the hydraulic press to enable the bosses to be consistent in height and regular and orderly, and extruding the edge bulges of a threading groove by using the hydraulic press to enable the bosses to be embedded into the threading groove; and then inputting the product into a numerical control lathe according to the processing standard of the product and the related drawing size programming, placing the aluminum pot on a lathe die, performing internal and external treatment by using a gold steel knife, removing a rough shrinkage hole surface generated by casting, and processing the outer bottom surface of the aluminum pot main body by taking the lower end surface of the magnetic conductive sheet as a reference, wherein the height of the boss is 1 +/-0.5 mm.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention can accurately detect the temperature of the pan bottom, and slightly prevent the pan bottom from being arched and deformed due to overhigh temperature, so that the pan bottom is not flat.
2. The maximum range of the pot bottom in the prior art can only be about 190mm, and when the pot bottom is applied to an aluminum pot with a larger caliber, the pot bottom is easy to arch and deform, so that the pot bottom is not flat; the invention can be applied to the pan bottom with the caliber of more than 190mm, and meanwhile, the pan bottom is not easy to arch and deform and is not uneven.
3. The edge of the magnetic conductive sheet is bent towards the inner bottom surface of the aluminum pot main body to form an annular hoop, so that the mechanical strength of the bottom of the aluminum pot main body is further enhanced.
4. The first positioning hole is a rectangular hole, and is beneficial to preventing the magnetic conductive sheet from radially shifting during casting.
5. The second positioning hole is a semicircular hole, and is beneficial to preventing the circumferential displacement of the magnetic conducting sheet during casting.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a magnetic conductive sheet set according to the present invention;
FIG. 3 is a schematic structural view of the magnetic conductive sheet of the present invention;
FIG. 4 is a schematic partial cross-sectional view of the magnetic conductive sheet of the present invention;
FIG. 5 is a flow chart of the casting process of the present invention.
In the figure: 1-an aluminum pot main body, 2-a magnetic conductive sheet, 3-a first positioning hole, 4-a long circular hole, 5-a waist-shaped hole, 6-a riveting through hole, 7-a boss, 8-an annular hoop and 9-a second positioning hole.
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. 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.
Referring to fig. 1-5, an embodiment of the present invention is shown:
a die-casting process of a split type bottom plate of an aluminum pot is shown in figure 5 and comprises the following steps:
Stamping a whole stainless steel plate, wherein a first positioning hole 3 is formed in one side edge of the magnetic conductive sheet 2, the first positioning hole 3 is a rectangular hole, a plurality of long circular holes 4 are radially formed in the center of the magnetic conductive sheet group towards the edge of the magnetic conductive sheet 2, a plurality of waist-shaped holes 5 and a plurality of riveting through holes 6 are circumferentially formed between adjacent long circular holes 4 along the center of the magnetic conductive sheet group towards the edge of the magnetic conductive sheet 2, the edges of the long circular holes 4 and the waist-shaped holes 5 are bent towards the inner bottom surface of the aluminum pot main body 1 to form an annular hoop 8, a second positioning hole 9 is formed in the edge of the magnetic conductive sheet 2 corresponding to the long circular holes 4, and the second positioning hole 9 is a semicircular; stamping a plurality of blocks according to the requirements of the product;
A plurality of magnetic conductive sheets 2 are arranged in a surrounding manner and placed in a mould, and are positioned on the same horizontal plane to form a magnetic conductive sheet group, the mould comprises an upper mould, a lower mould, magnetic conductive rods and a magnetic copper coil group, the bottom of the upper mould is provided with an insert, the insert is provided with a abdicating hole matched with the shape of a boss 7 at the outer bottom of an aluminum pot main body 1, the abdicating hole is provided with an exhaust nail, the insert is also provided with an occupying lug corresponding to a temperature detection element, the occupying lug is connected with one end of an occupying line of three bulges, the other end of the occupying line of the three bulges is connected with a cube corresponding to a temperature display element, the insert is the same as the magnetic conductive sheet group in shape but slightly larger in size, four magnetic conductive rods are embedded in the insert in the upper mould, one part of the four magnetic conductive rods is embedded in the insert, one part of the four magnetic conductive rods is exposed out, positioning holes respectively corresponding to the first positioning hole 3 and the second positioning hole 9 are arranged in the insert; the die is arranged on a casting machine, an upper die and a lower die are separated and are filled to be empty, the inner cavity of the die is heated to 210-300 ℃, a magnetic conductive sheet set is directly positioned on a positioning hole of an insert in the upper die by using a positioning jig, then a copper coil on the die is electrified, the magnetic conductive sheet set is adsorbed on the insert in the upper die, the positioning jig is taken out, then the upper die and the lower die are precisely aligned,
Injecting molten aluminum, enabling the flowing aluminum to pass through the riveting through hole 6 to form a rivet, and forming the pot body and the magnetic conducting sheet set at one time; a temperature collecting hole for placing a temperature detecting element is formed at one side of the bottom of the pot body corresponding to the handle, correspondingly, a threading groove for a temperature measuring line to pass through is formed on the side wall of the pot body and communicated with the temperature collecting hole, one end of the temperature measuring line is connected with the temperature detecting element, and the other end of the temperature measuring line passes through the threading groove to be connected with a temperature display element;
Removing redundant aluminum residues by using a sawing machine, extruding the rivets with different heights and irregular bottoms outside the pot by using a hydraulic press to form bosses 7 once, and extruding the protrusions at the edge of the threading groove by using the hydraulic press to embed the protrusions in the threading groove, wherein the heights are consistent, regular and orderly; and then inputting the product into a numerical control lathe according to the processing standard of the product and the related drawing size programming, placing the aluminum pot on a lathe die, performing internal and external treatment by using a gold steel knife, removing a rough shrinkage cavity surface generated by casting, and processing the outer bottom surface of the aluminum pot main body 1 by taking the lower end surface of the magnetic conductive sheet 2 as a reference, wherein the height of the boss 7 is 1 +/-0.5 mm.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The die casting process of the split type bottom plate of the aluminum pot is characterized in that: the method comprises the following steps:
step 1, preparing magnetic conductive sheet
Taking a whole stainless steel plate for stamping, wherein a first positioning hole (3) is formed in one side edge of each magnetic conductive sheet (2), the first positioning hole (3) is a rectangular hole, a plurality of long circular holes (4) are radially formed in the direction of the edge of each magnetic conductive sheet (2) along the center of each magnetic conductive sheet group, a plurality of waist-shaped holes (5) and a plurality of riveting through holes (6) are circumferentially formed between every two adjacent long circular holes (4) along the center of each magnetic conductive sheet group towards the edge of each magnetic conductive sheet (2), the edges of the long circular holes (4) and the waist-shaped holes (5) are bent towards the inner bottom surface of the aluminum pot main body (1) to form an annular hoop (8), a second positioning hole (9) is formed in the edge of each magnetic conductive sheet (2) corresponding to the long circular hole (4), and the second; stamping a plurality of blocks according to the requirements of the product;
step 2, positioning and die assembly
The method comprises the following steps of putting a plurality of magnetic conductive sheets (2) into a die in a surrounding manner, enabling the magnetic conductive sheets to be positioned on the same horizontal plane to form a magnetic conductive sheet group, wherein the die comprises an upper die, a lower die, magnetic conductive rods and a magnetic absorption copper coil group, an insert is arranged at the bottom of the upper die, an abdicating hole matched with a boss (7) at the outer bottom of an aluminum pot main body (1) in shape is arranged on the insert, an exhaust nail is arranged on the abdicating hole, an occupying lug corresponding to a temperature detection element is also arranged on the insert, the occupying lug is connected with one end of a line occupying three bulges, the other end of the line occupying three bulges is connected with a cube corresponding to a temperature display element, the insert is the same as the magnetic conductive sheet group in shape but is slightly larger in size, four magnetic conductive rods are embedded in the insert in the upper die, one part of the four magnetic conductive rods are embedded in the insert, one part of the, positioning holes respectively corresponding to the first positioning hole (3) and the second positioning hole (9) are arranged in the insert; the die is arranged on a casting machine, an upper die and a lower die are separated and are filled to be empty, the inner cavity of the die is heated to 210-300 ℃, a magnetic conductive sheet set is directly positioned on a positioning hole of an insert in the upper die by using a positioning jig, then a copper coil on the die is electrified, the magnetic conductive sheet set is adsorbed on the insert in the upper die, the positioning jig is taken out, then the upper die and the lower die are precisely aligned,
step 3, casting
Injecting molten aluminum, enabling the flowing aluminum to pass through the riveting through hole (6) to form a rivet, and forming the pot body and the magnetic conducting sheet set at one time; a temperature collecting hole for placing a temperature detecting element is formed at one side of the bottom of the pot body corresponding to the handle, correspondingly, a threading groove for a temperature measuring line to pass through is formed on the side wall of the pot body and communicated with the temperature collecting hole, one end of the temperature measuring line is connected with the temperature detecting element, and the other end of the temperature measuring line passes through the threading groove to be connected with a temperature display element;
step 4, polishing
Removing redundant aluminum residues by using a sawing machine, extruding the rivets with different heights and irregular bottoms outside the pot by using a hydraulic press to form bosses (7) once, and extruding the bosses to form the rivets with consistent heights and regular and ordered, and extruding the protrusions at the edge of the threading groove by using the hydraulic press to embed the bosses into the threading groove; and then inputting the product into a numerical control lathe according to the processing standard of the product and the related drawing size programming, placing the aluminum pot on a lathe die, performing internal and external treatment by using a gold steel cutter, removing a rough shrinkage surface generated by casting, and processing the outer bottom surface of the aluminum pot main body (1) by taking the lower end surface of the magnetic conductive sheet (2) as a reference, wherein the height of the boss (7) is 1 +/-0.5 mm.
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| CN201910210156.5A CN109848396B (en) | 2019-03-19 | 2019-03-19 | Die-casting process for split type bottom plate of aluminum pot |
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| KR100534491B1 (en) * | 2005-05-26 | 2005-12-07 | 주식회사 나토얀 | A method for manufacturing cooking instrument for induction range and the cooking instrument of the same |
| CN101390446B (en) * | 2006-02-21 | 2011-09-21 | 松下电器产业株式会社 | Induction heating cooker |
| CN100584253C (en) * | 2008-05-14 | 2010-01-27 | 朱金洪 | Press-casting multi-bottom pan and press-casting forming manufacturing process |
| CN101954473B (en) * | 2009-07-15 | 2013-04-03 | 厉正 | Die-casting manufacturing process for die-cast complex bottom pot |
| KR101275669B1 (en) * | 2011-02-09 | 2013-06-17 | 주식회사 셰프라인 예산 | Cooking Vessel for Induction Heating Range and the Manufacturing Method Thereof |
| CN103192059B (en) * | 2013-03-29 | 2015-05-20 | 福建鼎厨王厨具有限公司 | Method for manufacturing aluminum pot used by special mold for gravity cast energy-saving aluminum pot |
| CN203226619U (en) * | 2013-04-16 | 2013-10-09 | 九阳股份有限公司 | Electromagnetic heating temperature measuring cooker and electromagnetic heating component |
| CN207569931U (en) * | 2017-11-07 | 2018-07-03 | 青岛海尔智慧厨房电器有限公司 | A kind of electromagnetic stove temperature measuring equipment and electromagnetic stove |
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