CN112277424A - Multi-layer pressing production process and production device for pot bottom - Google Patents
Multi-layer pressing production process and production device for pot bottom Download PDFInfo
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- CN112277424A CN112277424A CN202011156297.2A CN202011156297A CN112277424A CN 112277424 A CN112277424 A CN 112277424A CN 202011156297 A CN202011156297 A CN 202011156297A CN 112277424 A CN112277424 A CN 112277424A
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- pot
- heating
- pot body
- net
- aluminum plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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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
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
- B32B37/1045—Intermittent pressing, e.g. by oscillating or reciprocating motion of the pressing means
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Manufacturing & Machinery (AREA)
- Cookers (AREA)
Abstract
The invention provides a multi-layer pressing production process for a pot bottom, which comprises the following processing steps: 1. drawing a steel sheet metal to form a pot body, inverting the pot body and enabling the pot bottom to be upward; 2. heating the metal net to 1100-1400 ℃, and then placing the metal net on the bottom of the pot; 3. heating the metal net and the pot bottom together to enable the metal net to reach 1400 ℃ and 1600 ℃, and then pressing the heated metal net and the pot bottom together through a pressure head at the upper part; 4. stopping heating, placing an aluminum plate on the metal net, and then continuously pressing the aluminum plate on the pot bottom through a pressure head; 5. and cooling the pot body and taking out. The process is characterized in that the metal mesh is heated and pressed on the pot bottom, and simultaneously, the aluminum plate is melted and pressed by using the waste heat, so that the integral shape of the pot bottom after being attached is ensured. So that more contact surfaces are formed between the aluminum plate and the pan body, and the attachment is more tight.
Description
Technical Field
The invention relates to the technical field of pot processing, in particular to a multilayer pressing production process for a pot bottom and a production device thereof.
Background
The pan is used for cooking food usually, consequently uses iron or stainless steel material's as the inlayer in order to use safely more, in order to guarantee the heat conductivity of the pot body simultaneously, need wrap up the aluminium lamination in the inside parcel of pot body for the holistic heat conductivility of pot body is good. Traditional processing technology is usually direct to adhere to the laminating with the aluminium lamination in pot body bottom, uses the lamella material to laminate during the laminating, makes the laminating area less between the inside steel layer of pot body and the aluminium system layer like this, produces the separation interlayer phenomenon easily, causes the heat conductivility of the pot body to worsen. In traditional iron-steel layer and aluminium system layer laminating technology, need heat the laminating position simultaneously, but because the melting point difference of steel melting point and aluminium is great, it is more difficult to control the temperature for the laminating process is more difficult. Traditional stainless steel pot end laminating technology is all to the aluminium sheet simultaneous heating of the bottom of a boiler and the needs laminating, then laminates two boards, and this kind of mode need go on in holistic high temperature usually, need compress tightly aluminium sheet material and stainless steel pot end slowly at the laminating in-process, makes the time of compressing tightly longer like this, just needs the state of high temperature to keep longer, and is comparatively power consumptive, and direct laminating also makes the laminating position inseparable enough between two planes simultaneously.
Disclosure of Invention
Aiming at the problems, the invention provides a multi-layer pot bottom laminating production process and a production device thereof, wherein a stainless steel mesh layer can be added between a stainless steel pot bottom and an aluminum plate, and the aluminum plate is directly melted and attached by utilizing the stainless steel mesh layer.
The technical scheme adopted by the invention for solving the technical problems is as follows: a multi-layer pressing production process for a pot bottom comprises the following processing steps:
firstly, drawing a steel sheet metal to form a pot body, inverting the pot body and enabling the pot bottom to be upward;
secondly, heating the metal net which is made of the same material and has the size corresponding to the pot bottom of the pot body in the first step, heating the metal net to 1100-1400 ℃, and then placing the heated metal net on the pot bottom;
thirdly, heating the metal net and the pot bottom which are overlapped together in the second step together to enable the metal net to reach 1400 ℃ and 1600 ℃, and then pressing the heated metal net and the pot bottom together through a pressure head at the upper part;
stopping heating, lifting the pressure head, placing an aluminum plate with the size corresponding to that of the pot bottom on the metal mesh, and pressing the aluminum plate on the pot bottom by the pressure head;
fifthly, taking out the pot body after cooling.
Preferably, the pan body and the metal net are both made of stainless steel materials.
Preferably, the heating method used in the second step is high-frequency heating.
Preferably, the heating method used in step three is high-frequency heating.
A production device for a progressive automatic pot body stretching process comprises a placing platform, wherein a pot body to be processed is placed on the placing platform, a through hole which penetrates through the placing platform is formed in the middle of the placing platform, the pot body is reversely buckled on the upper portion of the through hole, a pressure-bearing module which can be pushed upwards is assembled in the through hole, the pressure-bearing module moves upwards to enable the upper plane of the pressure-bearing module to be tightly attached to the bottom of a pot, and a pressure head which can move upwards and downwards is assembled on the upper portion of the pot body; the utility model discloses a pot body, including the pot body, the pot body is equipped with the heating module, and the heating module is equipped with the heating module, and aluminum plate has been placed on supplying the board platform, the heating platform transports pot body upper portion with the metal mesh after heating, and the pressure head downstream is in the same place the metal mesh with pot body suppression, pressure head upward movement, supply the board platform to place aluminum plate on metal mesh upper portion, the pressure head downstream is with aluminum plate suppression once more on the bottom of a boiler that adheres to the metal mesh.
Preferably, net heating platform place the last plane of metal mesh with last plane behind the pot body back-off flushes, one side that the pot body was kept away from to the metal mesh is equipped with and is used for promoting the net pushing cylinder on the bottom of a boiler with the metal mesh, the last plane that supplies the board platform flushes with the upper portion that the bottom of a boiler adheres to the metal mesh, one side that aluminum plate kept away from the pot body is equipped with and is used for promoting the push pedal cylinder on the bottom of a boiler with aluminum plate.
Preferably, the mesh heating platform is provided with mesh heating coils respectively above and below the position where the metal mesh is placed, and the mesh heating coils are respectively connected with high-frequency power supply lines.
Preferably, the net heating platform is made of ceramic materials, and the net heating platform is of a grid structure which is hollow up and down.
Preferably, the pressure-bearing module and the pressure head are respectively provided with a vertically corresponding pressing coil, the pressing coil of the pressure-bearing module is arranged at a position of the pressure-bearing module close to the upper plane, and the pressing coil of the pressure head is arranged at a position of the pressure head close to the lower plane.
The invention has the beneficial effects that: the multi-layer pressing production process of the pot bottom firstly heats the metal mesh to a state close to melting, then the metal net is placed on the pot bottom, and then the metal net and the pot bottom are heated together, at the moment, because the temperature of the metal net is high, the metal net is heated together and then reaches the molten state, the heating is stopped, the metal net is pressed on the pot bottom by the pressure head, and heat is transferred to the pot bottom for cooling because the temperature of the metal net is higher after pressing, at the moment, the aluminum plate is pressed on the metal mesh which is not completely cooled through the pressure head, because the metal mesh and the pan bottom are made of steel materials, the melting point of the aluminum plate is far higher than that of the aluminum plate material, the bottom of the aluminum plate absorbs heat and melts at the moment, the aluminum plate is attached to the metal net and the pan bottom, the aluminum plate is pressed down continuously, so that the aluminum plate is completely attached to the pan body, meanwhile, as the heat of the metal net and the pan bottom is absorbed and dissipated by the aluminum plate, the aluminum plate is solidified and combined with the metal net and the pan bottom. The processing technology is characterized in that the metal net made of the same material is heated and then is pressed with the pot bottom into a whole, and at the moment, the aluminum plate with a lower melting point is pressed on the pot bottom and the metal net by utilizing waste heat. In addition, the metal net is attached to the bottom of the pan integrally and is attached to the aluminum plate, so that more contact surfaces are formed between the aluminum plate and the pan body, and the attachment is more tight. Meanwhile, the bonding processing technology can effectively remove the stress of the pan bottom and prevent the pan body from deforming in the subsequent heating.
Drawings
FIG. 1 is a schematic structural view of a production device for the progressive automatic pan body stretching process when a metal net is heated.
Fig. 2 is a schematic structural view of a production device for the progressive automatic pan stretching process in preparation for pressing a metal mesh.
FIG. 3 is a schematic view of the structure of the production device for the progressive pan body auto-stretch process in preparation for pressing aluminum plates.
Detailed Description
The invention is further illustrated by the following examples:
in the embodiment shown in fig. 1, fig. 2 and fig. 3, the multi-layer press-fit production process for a pot bottom and the production device thereof comprise the following processing steps:
firstly, drawing a stainless steel plate to form a pot body 1, inverting the pot body 1, and enabling the pot bottom to be upward;
secondly, heating the stainless steel metal net 2 with the size corresponding to the bottom of the pot body in the first step, heating the metal net 2 to 1100-1400 ℃ to enable the metal net 2 to be approximately softened, and then placing the heated metal net 2 on the bottom of the pot, wherein when the specific design is carried out, the metal net 2 is circular, and the radius is smaller than the radius of the bottom of the pot;
thirdly, heating the metal net 2 and the pot bottom which are overlapped together in the second step together to ensure that the metal net 2 reaches 1400-1600 ℃ so that the metal net 2 is approximately melted, ensuring that the temperature of the pot bottom is lower than that of the metal net at the moment, and then rapidly pressing the heated metal net 2 and the pot bottom together through a pressure head 3 at the upper part;
fourthly, stopping heating, lifting the pressure head 3, placing the aluminum plate 4 corresponding to the size of the pot bottom on the metal mesh, and then continuously pressing the aluminum plate 4 on the pot bottom through the pressure head 3;
fifthly, the pot body 1 is taken out after being cooled, or the pot body 1 is sent to the lower production process according to the requirement.
In the specific heating, the heating method used in the second step and the third step may be designed to be high-frequency heating in order to prevent oxidation.
The multi-layer pressing production process of the pot bottom comprises the steps of firstly heating a metal net 2, heating the metal net 2 to be close to a melting state, then placing the metal net 2 on the pot bottom, further heating the metal net 2 and the pot bottom together, wherein the metal net 2 is heated together due to the high temperature of the metal net 2, the metal net 2 reaches the melting state firstly, stopping heating, pressing the metal net 2 on the pot bottom through a pressure head 3, conducting heat to the pot bottom for cooling due to the higher temperature of the metal net 2 after pressing, then pressing an aluminum plate 4 on the metal net 2 which is not completely cooled through the pressure head, because the metal net 2 and the pot bottom are made of steel materials, the melting points of the metal net 2 and the pot bottom are far higher than that of the aluminum plate 4, then the bottom of the aluminum plate 4 absorbs heat for melting, is adhered with the metal net 2 and the pot bottom together, and the aluminum plate 4 is pressed downwards along with the aluminum plate 4, so that the aluminum plate 4 is completely adhered with the metal net 2, the aluminum plate 4 is bonded with the metal mesh 2 and the pan bottom. According to the processing technology, the metal net 2 made of the same material is heated and then is pressed with the pot bottom into a whole, the aluminum plate 4 with a lower melting point is pressed on the pot bottom and the metal net 2 by utilizing waste heat, the main heating acts on the metal net 2, the heating quality is low, the energy efficiency utilization is high, the temperature of the inner side surface of the pot bottom is low when the metal net 2 is attached to the outer side surface of the pot bottom, the original metal performance of the inner side surface of the pot bottom can be kept, meanwhile, the aluminum plate is melted and pressed by utilizing the waste heat, the external shape can be kept complete during pressing, and the integral shape after the pot bottom is attached is ensured. In addition, the metal net 2 is attached to the bottom of the pan integrally and attached to the aluminum plate 4, so that more contact surfaces are formed between the aluminum plate 4 and the pan body 1, and the attachment is more tight. Meanwhile, the bonding processing technology can effectively remove the stress of the pan bottom and prevent the pan body 1 from deforming in the subsequent heating.
A production device for a progressive automatic pan body stretching process is shown in figures 1, 2 and 3 and comprises a placing platform 11, a pan body 1 to be processed is placed on the placing platform 11, a through hole penetrating through the placing platform 1 is processed in the middle of the placing platform 1, the pan body 1 is reversely buckled on the upper portion of the through hole, a pressure-bearing module 12 capable of being pushed upwards is assembled in the through hole, the pressure-bearing module 12 moves upwards to enable the upper surface of the pressure-bearing module 12 to be attached to the bottom of a pan, and a pressure head 3 capable of moving upwards and downwards is assembled on the upper portion of the pan body 1; the utility model discloses a heating pot, including pot body 1, net heating platform 21, confession slab platform 41, metal mesh 2 has been placed on net heating platform 21, the design has the heating module with metal mesh 2 heating on net heating platform 21, the heating module can heat metal mesh 2. An aluminum plate 4 is placed on the plate supply platform 41. As shown in figure 2, the mesh heating platform 21 conveys the heated metal mesh 2 to the upper part of the pot body 1, and the press head 3 moves downwards to press the metal mesh 2 and the pot body 1 together. Then, as shown in fig. 3, the pressing head 3 is moved upward, the plate supply platform 41 places the aluminum plate 4 on the upper portion of the metal net 2, and the pressing head 3 is moved downward to press the aluminum plate 4 again on the bottom of the pan to which the metal net 2 is attached. The device perfectly realizes the processing process of the processing technology. The placing platform 11 may adopt a conventional drawing machine structure, and the pressure-bearing module 12 may use a main drawing head structure of the conventional drawing machine, in this embodiment, the pressure-bearing module 12 is mainly used for bearing pressure when the upper pressure head 3 presses the pan bottom. The bearing module 12 can move downwards to leave the upper plane of the placing platform 11, so that the pan body 1 can move freely, and other operations on the production line are facilitated.
As shown in fig. 1, 2 and 3, the upper plane of the metal net 2 placed on the net heating platform 21 is flush with the upper plane of the pot body 1 after being turned upside down, one side of the metal net 2 away from the pot body 1 is provided with a net pushing cylinder 22 for pushing the metal net to the bottom of the pot, the upper plane of the plate supply platform 41 is flush with the upper part of the pot bottom attached to the metal net 2, and one side of the aluminum plate 4 away from the pot body 1 is provided with a plate pushing cylinder 42 for pushing the aluminum plate 4 to the bottom of the pot 1. The height of the net heating platform 21 and the plate supplying platform 41 is designed, so that the net pushing cylinder 22 and the plate pushing cylinder 42 can conveniently push the metal net 2 and the aluminum plate 4 to the bottom of the pan.
In this embodiment, as shown in fig. 1, the mesh heating stages 21 are respectively equipped with mesh heating coils 23 above and below the position where the metal mesh 2 is placed, and the mesh heating coils 23 are respectively connected to high-frequency power supply lines. When the upper and lower mesh heating coils 23 pass a high-frequency current, a high-frequency heating structure is formed, and the intermediate metal mesh 2 can be heated. When the concrete design is carried out, the net heating platform 21 is made of ceramic materials, and the net heating platform 21 is of a grid structure which is hollow up and down. The ceramic grid hollow design of the net heating platform 21 enables magnetic lines of force to pass more easily during high-frequency heating, and meanwhile, the ceramic is high-temperature resistant and not easy to heat and damage.
As shown in fig. 1, 2 and 3, the pressing module 12 and the pressing head 3 are respectively provided with a pressing coil 5 corresponding to each other up and down, the pressing coil 5 of the pressing module 3 is provided at a position of the pressing module 12 close to the upper plane, and the pressing coil 5 of the pressing head 3 is provided at a position of the pressing head 3 close to the lower plane. The pressing coils 5 of the pressing head 3 can move up and down along with the pressing head 3, and when the pressing head 5 moves to the lower part, as shown in fig. 2, when the pressing coils 5 corresponding up and down are simultaneously connected with high-frequency current, heating can be carried out in the pressing process of the metal mesh 2 and the pot bottom. So that the metal net 2 keeps higher temperature in the pressing process and the pressing is easier. When the aluminum plate 4 is pressed as shown in fig. 3, the pressing coil 5 is in a power-off state, and the pressing head 3 only performs a pressing function.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, but rather as the subject matter of the invention is to be construed in all aspects and as broadly as possible, and all changes, equivalents and modifications that fall within the true spirit and scope of the invention are therefore intended to be embraced therein.
Claims (9)
1. A multi-layer pressing production process of a pot bottom is characterized in that: the method comprises the following processing steps:
firstly, drawing a steel sheet metal to form a pot body, inverting the pot body and enabling the pot bottom to be upward;
secondly, heating the metal net which is made of the same material and has the size corresponding to the pot bottom of the pot body in the first step, heating the metal net to 1100-1400 ℃, and then placing the heated metal net on the pot bottom;
thirdly, heating the metal net and the pot bottom which are overlapped together in the second step together to enable the metal net to reach 1400 ℃ and 1600 ℃, and then pressing the heated metal net and the pot bottom together through a pressure head at the upper part;
stopping heating, lifting the pressure head, placing an aluminum plate with the size corresponding to that of the pot bottom on the metal mesh, and pressing the aluminum plate on the pot bottom by the pressure head;
fifthly, taking out the pot body after cooling.
2. The multi-layer press-fit production process for the pot bottom according to claim 1, which is characterized in that: the pot body and the metal net are both made of stainless steel materials.
3. The multi-layer press-fit production process for the pot bottom according to claim 1, which is characterized in that: the heating method used in the second step is high-frequency heating.
4. The multi-layer press-fit production process for the pot bottom according to claim 1, which is characterized in that: the heating method used in step three is high-frequency heating.
5. A production device for a progressive automatic pot body stretching process is characterized in that: the pot body processing device comprises a placing platform, wherein a pot body to be processed is placed on the placing platform, a through hole is formed in the middle of the placing platform in a penetrating mode, the pot body is reversely buckled on the upper portion of the through hole, a pressure-bearing module capable of being ejected upwards is assembled in the through hole, the pressure-bearing module moves upwards to enable the plane of the upper portion of the pressure-bearing module to be attached to the bottom of the pot, and a pressure head capable of moving upwards and downwards is assembled on the upper portion of the pot; the utility model discloses a pot body, including the pot body, the pot body is equipped with the heating module, and the heating module is equipped with the heating module, and aluminum plate has been placed on supplying the board platform, the heating platform transports pot body upper portion with the metal mesh after heating, and the pressure head downstream is in the same place the metal mesh with pot body suppression, pressure head upward movement, supply the board platform to place aluminum plate on metal mesh upper portion, the pressure head downstream is with aluminum plate suppression once more on the bottom of a boiler that adheres to the metal mesh.
6. The production device for the progressive automatic pan body stretching process according to claim 5, characterized in that: the last plane that the metal mesh was placed to net heating platform with last plane behind the pot body back-off flushes, one side that the pot body was kept away from to the metal mesh is equipped with and is used for promoting the net cylinder that pushes away on the bottom of a boiler with the metal mesh, the last plane that supplies the board platform flushes with the upper portion that the bottom of a boiler adheres to the metal mesh, one side that aluminum plate kept away from the pot body is equipped with and is used for promoting the push pedal cylinder on the bottom of a boiler with aluminum plate.
7. The production device for the progressive automatic pan body stretching process according to claim 5, characterized in that: and the net heating platform is respectively provided with net heating coils above and below the position for placing the metal net, and the net heating coils are respectively connected with a high-frequency power supply circuit.
8. The production device for the progressive automatic pan stretching process according to claim 7, characterized in that: the net heating platform is made of ceramic materials and is of a grid structure which is hollow up and down.
9. The production device for the progressive automatic pan body stretching process according to claim 5, characterized in that: the pressure-bearing module and the pressure head are respectively provided with a vertically corresponding material pressing coil, the material pressing coil of the pressure-bearing module is arranged at a position, close to the upper plane, of the pressure-bearing module, and the material pressing coil of the pressure head is arranged at a position, close to the lower plane, of the pressure head.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011156297.2A CN112277424B (en) | 2020-10-26 | 2020-10-26 | Multi-layer pressing production process and production device for pot bottom |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011156297.2A CN112277424B (en) | 2020-10-26 | 2020-10-26 | Multi-layer pressing production process and production device for pot bottom |
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| CN112277424A true CN112277424A (en) | 2021-01-29 |
| CN112277424B CN112277424B (en) | 2022-12-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649281A (en) * | 2021-09-02 | 2021-11-16 | 安平县星火金属制品有限公司 | Novel wave screen and manufacturing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101658388A (en) * | 2009-09-11 | 2010-03-03 | 江阴纳爱厨具有限公司 | Pot with five-layer compound bottom |
| CN101779911A (en) * | 2009-01-19 | 2010-07-21 | 张华文 | Energy-saving ceramic cooker |
| CN104625596A (en) * | 2013-11-14 | 2015-05-20 | 高耀宗 | Method for manufacturing quick heat conduction pot |
-
2020
- 2020-10-26 CN CN202011156297.2A patent/CN112277424B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101779911A (en) * | 2009-01-19 | 2010-07-21 | 张华文 | Energy-saving ceramic cooker |
| CN101658388A (en) * | 2009-09-11 | 2010-03-03 | 江阴纳爱厨具有限公司 | Pot with five-layer compound bottom |
| CN104625596A (en) * | 2013-11-14 | 2015-05-20 | 高耀宗 | Method for manufacturing quick heat conduction pot |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649281A (en) * | 2021-09-02 | 2021-11-16 | 安平县星火金属制品有限公司 | Novel wave screen and manufacturing method |
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| CN112277424B (en) | 2022-12-20 |
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