CN109832927B - Manufacturing method of heating cup body - Google Patents
Manufacturing method of heating cup body Download PDFInfo
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- CN109832927B CN109832927B CN201711223088.3A CN201711223088A CN109832927B CN 109832927 B CN109832927 B CN 109832927B CN 201711223088 A CN201711223088 A CN 201711223088A CN 109832927 B CN109832927 B CN 109832927B
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- heating element
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 146
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000005266 casting Methods 0.000 claims abstract description 20
- 238000002844 melting Methods 0.000 claims abstract description 18
- 230000008018 melting Effects 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 27
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
- 239000000395 magnesium oxide Substances 0.000 claims description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 238000005488 sandblasting Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 17
- 239000002184 metal Substances 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 10
- 238000012546 transfer Methods 0.000 abstract description 5
- 238000005485 electric heating Methods 0.000 description 19
- 230000000694 effects Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 235000013305 food Nutrition 0.000 description 6
- 235000013322 soy milk Nutrition 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 235000010469 Glycine max Nutrition 0.000 description 3
- 244000068988 Glycine max Species 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 235000013336 milk Nutrition 0.000 description 3
- 239000008267 milk Substances 0.000 description 3
- 210000004080 milk Anatomy 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000002320 enamel (paints) Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention relates to the manufacture of small kitchen appliances, in particular to a method for manufacturing a heating cup body, which is characterized by comprising the following steps: a positioning stage: positioning a heating element within the mold cavity; and (3) casting: after the heating element is positioned, injecting the melted metal base material into the die cavity, and partially hiding the heating element in the metal base material; wherein, the melting point of heating member is higher than the melting point of metal base material, and forms the cup base member of cavate after the metal base material cools off, heating member and cup base member integrated into one piece. After adopting above-mentioned technical scheme, can reduce heat-conducting number of times, promote heat transfer efficiency, the heating liquid is also more even, is difficult to appear sticking with paste the pot or sticking with paste the end phenomenon. And because the heating element part is hidden in the cavity wall of the cup body substrate, the heat generated by the heating element is correspondingly reduced to be partially dissipated into the air to heat the liquid with the same volume, and the consumed energy is greatly reduced. The manufacturing method of the heating cup body is simple and low in cost.
Description
Technical Field
The invention relates to the manufacture of small kitchen appliances, in particular to a method for manufacturing a heating cup body.
Background
The cup body of the food processor with the heating function in the prior art, such as the heating cup body of a soymilk machine, comprises a stainless steel inner cup, a heat-conducting aluminum plate and a heating pipe, wherein the heating pipe is welded on the heat-conducting aluminum plate, and the heat-conducting aluminum plate is welded on the outer wall of the stainless steel inner cup. For the soybean milk machine cup body with the structure, the processing technology is very complex, the stainless steel inner cup needs to be stretched, shaped and polished for many times, and the heat conducting aluminum plate needs to be cut, shaped and other procedures and can be welded on the outer wall of the stainless steel inner cup together with the heating pipe finally.
Although the heat conducting aluminum plate has high heat conductivity, the stainless steel inner cup is indirectly heated. However, since the heating tube is welded to the outer surface of the heat-conducting aluminum plate, a part of heat generated by the heating tube is still directly dissipated into the air, and another part of heat is conducted to the heat-conducting aluminum plate and then dissipated into the air, thereby causing no loss of energy. Especially for the current society with energy shortage, the energy is lost without reason, and the energy is wasted. On the other hand, the heating cup body with the structure transfers heat through the heat-conducting aluminum plate, the size of the heat-transferring area is determined by the size of the heat-conducting aluminum plate, so that the phenomenon of uneven heat transfer exists when the soymilk machine makes soymilk, and particularly when the power of the heating pipe is larger, the soymilk is easily burnt on a pot or the bottom.
Disclosure of Invention
The invention aims to provide a method for manufacturing a heating cup body, which has the advantages that a heating element is partially hidden in a cup body matrix, the heating efficiency is high, the heating is uniform, and the forming is simple.
In order to achieve the purpose, the invention adopts the following technical scheme: a manufacturing method of a heating cup body is characterized in that:
a positioning stage: positioning a heating element within the mold cavity;
and (3) casting: after the heating element is positioned, injecting the melted metal base material into the die cavity, and partially hiding the heating element in the metal base material;
wherein, the melting point of heating member is higher than the melting point of metal base material, and forms the cup base member of cavate after the metal base material cools off, heating member and cup base member integrated into one piece.
Furthermore, a bulge is arranged on the cavity wall of the cup body base body, and the heating part is partially hidden in the bulge.
Furthermore, the bulge is annular and is arranged on the circumferential cavity wall of the cup body base body;
or the bulge is arranged on the bottom cavity wall of the cup body base body;
alternatively, the bulge may be convex toward the center or the outside of the cup body base.
Furthermore, in the positioning stage, a positioning device for positioning the heating element is arranged in the die cavity.
Furthermore, the positioning device is a positioning step or a positioning bulge arranged on the cavity wall of the mold cavity, and in the positioning stage, the heating element is supported by the positioning step or the positioning bulge;
or the positioning device is a clamping piece which clamps the heating element, and after the casting stage is finished, the outer wall of the cup body base body is provided with corresponding positioning notches at the clamping position of the heating element.
Further, after the casting stage, a shaping stage is also included: and (4) carrying out deburring treatment on the surface of the cup body matrix.
Further, after the shaping stage is completed, the method also comprises a spraying stage: and (4) carrying out spraying treatment of the non-stick coating on the surface of the cup body substrate.
Furthermore, in the shaping stage, the surface of the cup body base body needs to be subjected to sand blasting treatment, so that the non-stick coating can be attached to the surface of the cup body base body in the spraying stage;
or after the spraying stage, baking the surface of the cup body substrate to harden and dry the non-stick coating, wherein the baking temperature is 250-350 ℃.
Further, the heating element has a melting point at least 30 ℃ higher than the melting point of the metal base material.
Furthermore, the heating element comprises a heating part and a connecting part positioned at the end part of the heating part, the heating part is at least partially hidden in the cavity wall of the cup body base body, and the connecting part extends out of the cavity wall of the cup body base body and is electrically connected with the lead;
or, the metal base material is aluminum;
or the heating element comprises a resistance wire and a shell tube wrapping the resistance wire, the resistance wire is sealed in the shell tube through magnesium oxide, and the shell tube is an iron tube or a copper tube;
or the surface of the inner wall of the cup body base body is provided with turbulence ribs formed by casting or punching;
alternatively, the wall thickness of the base of the cup body concealing the heating element is at least greater than 9 mm.
After the technical scheme is adopted, the heating part is partially hidden in the cup body matrix when the cup body matrix is cast. On the cup base member that the heat that the heating member produced can direct conduction formed to metal base material, compare in prior art, reduced heat-conducting number of times, promoted the efficiency of heat transfer, during the heating liquid, can form three-dimensional heating effect, not only rate of heating is fast, and the heating is also more even, is difficult to appear sticking with paste the pot or the phenomenon of sticking with paste the end. And because the heating element part is hidden in the cup body base body, the heat generated by the heating element is correspondingly reduced to be partially dissipated into the air, the liquid with the same volume is heated, and the consumed energy is greatly reduced.
In addition, compared with the manufacturing mode of the heating cup body in the prior art, the heating cup body does not need to be welded with a heat conducting plate and a heating pipe separately, and is simpler in forming structure and lower in cost. And, because heating member and cup base member integrated into one piece, heating member is more firm with being connected of cup base member, is difficult to appear the problem that drops.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic view of the heated cup within the mold cavity;
FIG. 3 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a third embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of the base of the cup of FIG. 4;
FIG. 6 is an isometric view of the base of the cup of FIG. 4;
fig. 7 is a bottom structure view of the base of the cup body of fig. 4.
Detailed Description
The first embodiment is as follows:
fig. 1 and fig. 2 are schematic structural diagrams of a first embodiment of the present invention. The utility model provides a heating cup of boiling water a kind of deep pot, including being formed with cup base member 1 of flourishing liquid chamber and carrying out the heating member 2 that heats to the chamber wall of cup base member 1, wherein, heating member 2 is located the bottom of cup base member 1, and with the bottom chamber wall integrated into one piece of cup base member 1 to, heating member 2 part is hidden in the bottom chamber wall of cup base member 1.
In this embodiment, the heating cup further includes a housing 3, and the cup body base 1 is installed in the housing 3. An electromagnetic heating device 4 is arranged at the bottom of the shell 3, and the heating element 2 is an iron-based rod with magnetic induction, and the iron-based rod is annular. When the electromagnetic heating device 4 is powered on, the heating member 2 is subjected to induction heating of the magnetic field.
In this embodiment, the cup body base is molded by casting. The manufacturing method of the heating cup body comprises the following steps:
a positioning stage: positioning a heating element within the mold cavity;
and (3) casting: after the heating element is positioned, injecting the melted metal base material into the die cavity, and partially hiding the heating element in the metal base material;
in this embodiment, the melting point of the heating element is higher than the melting point of the metal base material, and the cavity-shaped cup body substrate is formed after the metal base material is cooled, and the heating element and the cup body substrate are integrally formed.
In this embodiment, the bottom of the mold cavity is provided with a positioning step 9 protruding upwards, the positioning step 9 is annular, in the positioning stage, the heating element 2 is placed on the positioning step 9, after the casting stage is completed, due to the supporting effect of the positioning step 9, an annular groove 19 is formed at the bottom of the molded cup body base body 1, and meanwhile, the heating element 2 corresponding to the groove 19 is exposed out of the cup body base body 1.
For the present embodiment, the heating element is integrally formed with the cup body base by casting, and the heating element is partially hidden in the cup body base. Electromagnetic heating device circular telegram back produces magnetic field, and heating member cutting magnetic field produces a large amount of heats and can directly conduct to the cup base member, because the cup base member is formed by the metal base material cooling, and the heat conductivity is good, is heated evenly, great promotion the efficiency of heat transfer, during the heating liquid, can form three-dimensional heating effect, and not only rate of heating is fast, and the heating is also more even, is difficult to appear sticking with paste the pot or stick with paste the phenomenon at the end. And because the heating element is partly hidden in the cup body base member, the heat that the heating element produced has correspondingly also been reduced and partly has been dissipated to the air in, heats the liquid of the same volume, and the energy that consumes greatly reduced, energy-conserving effect is better.
In addition, compare the manufacturing approach of the heating cup among the prior art, the heating cup of this embodiment need not to weld heat-conducting plate and heating pipe alone, and the shaping structure of heating cup is simpler, and the cost is also lower. And, because heating member and cup base member integrated into one piece, heating member is more firm with being connected of cup base member, is difficult to appear the problem that drops.
For this embodiment, the cup base is used to conceal the bottom cavity wall thickness C of the iron-based bar by at least more than 9 mm. Of course, in this embodiment, the needle base rod may also be annularly disposed in the circumferential cavity wall of the cup body base, and at this time, the circumferential cavity wall thickness of the cup body base is also required to be at least greater than 9 mm. For the embodiment, the positioning device for positioning the heating element in the mold cavity is not limited to the positioning step of the embodiment, and may also be a plurality of positioning protrusions disposed in the mold cavity, at this time, a plurality of positioning holes are formed on the cup body base, and the heating element at the positioning hole is exposed out of the cup body base.
It should be noted that the above-described structural changes of the present embodiment can be applied to other embodiments of the present invention.
Example two:
fig. 3 is a schematic structural diagram of a second embodiment of the present invention. The embodiment discloses a soybean milk machine, including aircraft nose 5 and the cup that is located aircraft nose 5 below, be provided with the motor in the aircraft nose, run through the aircraft nose front end by motor drive and stretch into the cup in, crushing blade installs in the end of pivot (not marked in the figure). In this embodiment, the cup body has a cup body base 1 formed with a liquid containing cavity, a heating member 2 for heating the cavity wall of the cup body base 1, and a housing 3 for mounting the cup body base 1, wherein the heating member 2 is located at the bottom of the cup body base 1 and is integrally formed with the bottom cavity wall of the cup body base 1.
In this embodiment, the bottom of the cup body base 1 has a protruding portion 11 protruding upward, the heating member 2 includes a heating portion 21 and a connecting portion 22, the connecting portion 22 is located at two ends of the heating portion 21, and the heating portion 21 is hidden in the protruding portion 11, wherein the connecting portion 22 is extended from the cavity wall of the cup body base 1. A control device 6 is arranged between the shell 3 and the cup body base body 1, and the connecting part 22 is electrically connected with the control device 6 through a lead 7. The control device 6 is used for controlling the on-off of the heating element 2.
For the present embodiment, the heating element 2 is an electric heating tube, and includes a resistance wire 23 and a housing tube 24 wrapping the resistance wire 23, wherein the housing tube 24 is filled with magnesium oxide, and the resistance wire 23 is sealed in the housing tube 24 by the magnesium oxide.
The heating element in this embodiment is an electric heating tube, and the forming process of the cup body base body and the electric heating tube is the same as that in the first embodiment, except that the electric heating tube needs to be manufactured before casting. In the positioning stage of the electric heating tube, the connecting part is fixed and positioned in the mold cavity, so that the heating part can be completely hidden in the cavity wall of the cup body base body.
For the present embodiment, the heating element and the cup body base are integrally formed by one-step casting, and the heating element is partially hidden in the protrusion. To this embodiment, the bulge is except being used for the parcel to add the heat-insulating material, because the bulge is protruding in to the cup, when the motor drove crushing blade high-speed rotation, the bulge still has axial vortex effect, can concentrate the bold material to bounce-back near crushing blade, promotes crushing efficiency. Simultaneously, the bulge is protruding to the cup base member inboard, and the heating portion of heating member is located the bulge to the thick liquid that is located the cup base member is bigger with the area of contact of bulge, and the thick liquid is heated more efficiently, and slurrying speed is faster. Of course, in this embodiment, the protrusion may also be located on the circumferential cavity wall of the cup body base body and protrude toward the center of the cup body base body, and at this time, the heating element may be partially hidden in the protrusion.
For the embodiment, since the connection portion needs to be electrically connected to the lead and then electrically connected to the control device, the connection portion in this embodiment cannot be hidden in the protrusion portion, so as to prevent the terminal of the electric heating tube from being melted when the cup body base is molded at a high temperature and being unable to be electrically connected. In addition, the melting points of the shell tube and the resistance wire in the embodiment are also required to be higher than the forming temperature of the cup body base body, so that the shell tube and the resistance wire are prevented from melting in the forming process. For the present embodiment, the housing tube may be an iron or copper tube. It should be noted that, in the prior art, a temperature detection electrode and/or an anti-overflow detection electrode may be disposed on a head of the soymilk machine, and for the cup body of this embodiment, the temperature detection electrode and/or the anti-overflow detection electrode may also be directly embedded on the cup body base body during the casting process, or of course, the temperature detection electrode and/or the anti-overflow detection electrode may also be mounted in a post-mounting manner after the cup body base body is formed. It should be noted that the above-described structural changes of the present embodiment can be applied to other embodiments of the present invention.
Example three:
as shown in fig. 4, 5, 6 and 7, it is a schematic structural diagram of a third embodiment of the present invention. The embodiment is a food processor, which comprises a base 3a and a cup body base body 1 arranged in the base 3a, wherein a motor (not shown in the figure) is further arranged in the base 3a, a rotating shaft driven by the motor penetrates through the bottom of the cup body base body 1 and extends into a cavity (not shown in the figure) of the cup body base body 1, and a crushing device is arranged at the tail end of the rotating shaft.
The cup body base body 1 in this embodiment is an aluminum cup body, and a protruding portion 11 which protrudes outward and is annular is provided on the cavity wall of the cup body base body 1. Like the embodiment, the heating element in this embodiment is also an electric heating tube, and includes a heating portion 21 and a connecting portion 22, the heating portion 21 is wrapped by the protruding portion 11 and hidden in the protruding portion 11, and the connecting portion 22 extends from the protruding portion 11. The outer side of the protruding portion 11 is further provided with a plurality of positioning notches 110, and the heating portion 21 corresponding to the positioning notches 110 is exposed out of the cavity wall.
In this embodiment, integrated into one piece has vortex muscle 15 on the inner wall of cup base member to promote the crushing effect of material, and, the inner wall surface of cup base member still spray has ceramic non-stick coating 16, has promoted the easy washability of cup greatly.
For the present embodiment, the method of manufacturing the heating cup includes:
a positioning stage: the heating part of the electric heating pipe is clamped in the die cavity through a clamping piece, and the connecting part is fixed and sealed in the wall of the die cavity, so that the electric heating pipe is prevented from shaking in the subsequent stage to influence the casting effect;
and (3) casting: after the electric heating pipe is fixed, injecting the melted aluminum base material into the die cavity, wherein a heating part of the electric heating pipe is hidden in the aluminum base material, the aluminum base material is cooled to form a cavity-shaped cup body base body, a connecting part of the electric heating pipe is exposed out of the cup body base body, and a positioning notch is formed in the outer wall of the cup body base body and is positioned at the position corresponding to the heating part of the clamping piece for clamping the electric heating pipe;
a shaping stage: deburring the surface of the molded cup body substrate, including sprue deburring, and meanwhile, performing sand blasting on the surface of the cup body substrate to enable the surface of the cup body substrate to be microscopically in a rugged structure;
and (3) spraying: spraying a ceramic non-stick coating on the surface of the cup body;
and (3) baking: baking the cup body substrate so that the ceramic non-stick coating is hardened and dried and firmly attached to the surface of the cup body substrate, wherein the baking temperature is 250-350 ℃.
It should be noted that in this embodiment, the melting point of the electric heating tube (including the melting point of the shell tube, the sealing medium, and the resistance wire) is higher than the melting point of the aluminum base material, so as to prevent the electric heating tube from melting in the forming process, thereby affecting the normal use of the heating cup body. For this embodiment, the melting point of the heating element is higher than that of aluminum, but in order to prevent the heating element from being partially melted during the casting process, the melting point of the heating element is also required to be higher than that of aluminum by more than 30 ℃.
In addition, it should be noted that the positioning notch in this embodiment has the function of preventing the heating cup from bursting in addition to the fixing and positioning of the electric heating tube, because air is mixed in the casting process, and if the air at the joint of the electric heating tube and the aluminum cup cannot be exhausted, the heating cup bursts due to the thermal expansion effect of the air in the subsequent use process. Meanwhile, part of the heating element is exposed out of the base body of the cup body, so that the effect of thermal inertia is reduced, and the slurry is prevented from overflowing due to the heat storage effect of the aluminum cup body in the heating process.
For the embodiment, in order to ensure the action safety of consumers, a temperature controller and/or a fuse link are/is installed on the outer wall of the cup body base body, and the temperature controller and/or the fuse link are/is electrically connected with the electric heating pipe. Simultaneously, the vortex muscle that sets up on the aluminium cup inner wall in this embodiment can be through cast mode and aluminium cup integrated into one piece, also can be through the mode shaping of punching press again behind the aluminium cup shaping. And the non-stick layer arranged on the surface of the aluminum cup body can be a ceramic coating, an enamel coating, a Teflon coating and the like. Of course, for the present embodiment, the metal cup body is not limited to the aluminum cup body of the present embodiment, and any metal material having a melting point lower than that of the electric heating tube may be applied to the present embodiment.
It should be noted that the above-described structural changes of the present embodiment can be applied to other embodiments of the present invention.
The heating cup body can be suitable for a food processor with a structure with a lower motor, such as a heating type wall breaking food processor, and also can be suitable for a food processor with an upper motor, such as a soybean milk machine. But also to food processors with only heating function, such as a boiler. It will be appreciated by those skilled in the art that the present invention includes, but is not limited to, those illustrated in the accompanying drawings and described in the foregoing detailed description. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (8)
1. A manufacturing method of a heating cup body is characterized in that:
a positioning stage: a positioning device for positioning the heating element is arranged in the die cavity, the positioning device is a clamping element, and the clamping element clamps the heating element for positioning;
and (3) casting: after the heating element is positioned, injecting the melted aluminum base material into the die cavity, and partially hiding the heating element in the aluminum base material;
the heating element is integrally formed with the cup body base body, and after the casting stage is finished, a corresponding positioning notch for partially exposing the heating element is formed in the outer wall of the cup body base body at the clamping position of the heating element.
2. The method of manufacturing a heated cup according to claim 1, wherein: the cavity wall of the cup body base body is provided with a bulge, and the heating part is partially hidden in the bulge.
3. The method of manufacturing a heated cup according to claim 2, wherein: the bulge is annular and is arranged on the circumferential cavity wall of the cup body base body;
or the bulge is arranged on the bottom cavity wall of the cup body base body;
alternatively, the bulge may be convex toward the center or the outside of the cup body base.
4. The method of manufacturing a heated cup according to claim 1, wherein: after the casting stage, a shaping stage is also included: and (4) carrying out deburring treatment on the surface of the cup body matrix.
5. The method of manufacturing a heated cup according to claim 4, wherein: after the shaping stage is completed, the method also comprises a spraying stage: and (4) carrying out spraying treatment of the non-stick coating on the surface of the cup body substrate.
6. The method of manufacturing a heated cup according to claim 5, wherein: in the shaping stage, the surface of the cup body base body is subjected to sand blasting treatment, so that the non-stick coating can be attached to the surface of the cup body base body in the spraying stage;
or after the spraying stage, baking the surface of the cup body substrate to harden and dry the non-stick coating, wherein the baking temperature is 250-350 ℃.
7. The manufacturing method of the heating cup body according to any one of claims 1 to 6, wherein: the melting point of the heating element is at least 30 ℃ higher than that of the aluminum base material.
8. The manufacturing method of the heating cup body according to any one of claims 1 to 6, wherein: the heating element comprises a heating part and a connecting part positioned at the end part of the heating part, the heating part is partially hidden in the cavity wall of the cup body base body, and the connecting part extends out of the cavity wall of the cup body base body and is electrically connected with the lead;
or the heating element comprises a resistance wire and a shell tube wrapping the resistance wire, the resistance wire is sealed in the shell tube through magnesium oxide, and the shell tube is an iron tube or a copper tube;
or the surface of the inner wall of the cup body base body is provided with turbulence ribs formed by casting or punching;
alternatively, the wall thickness of the base of the cup body concealing the heating element is at least greater than 9 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711223088.3A CN109832927B (en) | 2017-11-29 | 2017-11-29 | Manufacturing method of heating cup body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711223088.3A CN109832927B (en) | 2017-11-29 | 2017-11-29 | Manufacturing method of heating cup body |
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| CN109832927A CN109832927A (en) | 2019-06-04 |
| CN109832927B true CN109832927B (en) | 2021-05-11 |
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| CN114869136A (en) * | 2022-05-20 | 2022-08-09 | 浙江田螺云厨科技有限公司 | Enamel cup based on portable heating unit and manufacturing method thereof |
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| CN202112867U (en) * | 2011-06-21 | 2012-01-18 | 董书波 | Heating pot capable of being heated by aid of coal gas, electricity and induction cooker |
| CN206371950U (en) * | 2016-09-07 | 2017-08-04 | 广东美的生活电器制造有限公司 | The reducing mechanism of food processor and the food processor with it |
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| CN109832927A (en) | 2019-06-04 |
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