CN211331073U - Stamping die and stamping device suitable for composite sheet material cookware - Google Patents
Stamping die and stamping device suitable for composite sheet material cookware Download PDFInfo
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- CN211331073U CN211331073U CN201921639949.0U CN201921639949U CN211331073U CN 211331073 U CN211331073 U CN 211331073U CN 201921639949 U CN201921639949 U CN 201921639949U CN 211331073 U CN211331073 U CN 211331073U
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Abstract
The utility model discloses a about stamping die, stamping device suitable for composite sheet system pan, this stamping die suitable for composite sheet system pan is used for the punching press plastic of the pot courage that composite sheet material made, and this stamping die suitable for composite sheet system pan includes: the pot liner pressing device comprises an upper shaping piece and a lower shaping piece, wherein the upper shaping piece and the lower shaping piece are in butt joint to form a pressing area attached to the side wall of the pot liner, the pressing area presses the side wall of the pot liner from all directions, and the force application direction of the pressing force is converged at any point of the axis of the pot liner. According to the technical scheme, the upper die and the lower die are combined to form a whole circle, and the size of the whole circle is matched with the design size of the cooker liner.
Description
Technical Field
The utility model discloses a machinery technical field especially relates to stamping die, stamping device suitable for composite sheet system pan.
Background
At present, in a common pressure cooking appliance, a pot liner made of a composite sheet material generally has the problem of large ovality in the production process. The reasons for the problems are: the composite sheet is formed by compounding different metals, after the sheet is subjected to a stamping process, different stamping stress accumulation can be generated on the metals made of different materials, and when the subsequent processes of heating such as spraying or meltallizing are carried out, the stamping stress is released in a high-temperature environment, so that the stress of the pot liner is released along the diameter direction, different changes are generated in all directions of the radial dimension, and the ovality of the diameter of the pot liner is larger.
The ovality of the diameter of the pot container is large, so that the gas leakage of a product in the using process is easily caused, the use of the product is influenced, the pot cover and the pot teeth are enabled to deviate seriously, the buckling strength is insufficient, and the safety accident of lifting the cover in the using process is caused.
SUMMERY OF THE UTILITY MODEL
For overcoming the problem that exists among the correlation technique, the utility model discloses an embodiment provides stamping die, stamping device suitable for composite sheet system pan. The technical scheme is as follows:
according to the utility model discloses an aspect provides the stamping die who is applicable to composite sheet system pan, and this stamping die who is applicable to composite sheet system pan is used for the punching press plastic of the pot courage that composite sheet material made, and this stamping die who is applicable to composite sheet system pan includes: the pot liner pressing device comprises an upper shaping piece and a lower shaping piece, wherein the upper shaping piece and the lower shaping piece are in butt joint to form a pressing area attached to the side wall of the pot liner, the pressing area presses the side wall of the pot liner from all directions, and the force application direction of the pressing force is converged at any point of the axis of the pot liner.
In one embodiment, the upper shaping member includes an upper stamped section and an upper leveling section, wherein either side surface of the upper leveling section is recessed to its opposite side surface to form the upper stamped section.
In one embodiment, the lower shaping member includes a lower stamped section and a lower leveling section, wherein either side surface of the lower leveling section is recessed to its opposite side surface to form the lower stamped section.
In one embodiment, any side of the upper straightening section other than the upper stamping section is a flat surface, a cambered surface or an irregular surface.
In one embodiment, any side of the lower straightening section other than the lower pressing section is a plane, a cambered surface or an irregular surface.
In one embodiment, the radius of the open arc surface of the upper punching section is the same as the outer radius of the pot liner; the radius of the open arc surface of the lower stamping section is the same as the outer radius of the pot liner.
In one embodiment, the projection length of the open circular arc of the upper punching section on the pot liner is less than or equal to the outer radius of the inner pot; the projection length of the open arc of the lower stamping section on the pot liner is less than or equal to the outer radius of the inner pot.
In one embodiment, the upper shaping piece and the lower shaping piece punch the outer side wall of the pot container towards the relatively close direction until planes of any three points of the pot opening of the pot container are coincident.
A stamping device is provided with the stamping die and a rotating mechanism for rotating a pot by a certain angle.
In one embodiment, the stamping die comprises an upper shaping member and a lower shaping member, and the upper shaping member and the lower shaping member are butted to form a stamping area parallel to the bottom surface of the pot container.
The utility model discloses a technical scheme that embodiment provided can include following beneficial effect:
the upper die and the lower die of the first, upper and lower shaping pieces are combined to form a whole circle, and the size of the whole circle is matched with the design size of the cooker liner;
and the second, upper and lower shaping pieces are butted to form a stamping area parallel to the bottom surface of the pot container, and any three points of the plane where the open end of the stamped pot container is located are located on the plane and are parallel to the plane where the stamping area is located, so that the correction is completed.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a schematic structural view of the matching between a stamping die and a pot liner of a pot made of composite sheets according to the present invention;
fig. 2 is a schematic structural view of the upper shaping member of the present invention;
fig. 3 is a schematic structural view of the lower shaping member of the present invention;
FIG. 4 is a schematic structural view showing the cooperation between the stamping die and the pot liner in the mold opening state of the present invention;
FIG. 5 is a schematic structural view showing the cooperation between the stamping die and the pot core when the die is closed;
reference numerals:
1. upper shaping member 101, upper pressing section 102, upper straightening section
2. Lower shaping piece 101, lower punching section 102 and lower correcting section
3. Pot liner
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The utility model discloses a technical scheme that the embodiment provided relates to the stamping die who is applicable to composite sheet system pan, especially relates to kitchen electricity manufacture equipment and improves. In the related art, the problem of large ovality generally exists in the production process of pot liners made of composite sheet materials of common pressure cooking appliances at present. The reasons for the problems are: composite sheet is formed by compounding with different metals, the sheet is after punching press technology, different material metals can produce different punching press stress and pile up, when subsequent spraying or the technique of heating of meltallizing etc. is carried out, punching press stress carries out stress release under high temperature environment, make pot courage stress along the release of diametral direction, lead to radial dimension all directions to take place different changes, the ovality of pot courage diameter is on a large side, pot courage diameter ovality is on a large side, lead to the product to leak gas easily in the use, influence the product and use, more seriously can make pot cover and pot tooth lock off normal, lock intensity is not enough, lead to the incident that lifts the lid in the use to appear. Based on the above, the stamping die suitable for the composite sheet cookware, provided by the technical scheme, has the advantages that the upper shaping piece and the lower shaping piece are matched for stamping, the ovality of the pot liner is small, the pot liner is well matched with the sealing ring, and the poor air leakage in the use process of the product can be effectively prevented; the pot container and the upper cover are well matched, the buckling teeth of the pot container and the upper cover are uniformly contacted and stressed, the pressure bearing strength of a product can be improved, and the safety accident of cover lifting is effectively prevented.
Fig. 1 exemplarily shows an explosion diagram of a stamping die suitable for a composite sheet cookware provided by the technical solution of the present disclosure. As can be seen from fig. 1, the stamping die suitable for the composite sheet cooker for stamping and shaping the pot container 3 made of the composite sheet material includes: the pot container comprises an upper shaping piece 1 and a lower shaping piece 2, wherein the upper shaping piece 1 is in butt joint with the lower shaping piece 2 to form a stamping area attached to the side wall of the pot container 3, the stamping area stamps the side wall of the pot container 3 from all directions, and the force application direction of stamping force is converged at any point of the axis of the pot container 3.
Further, the upper shaping member 1 comprises an upper punching section 101 and an upper straightening section 102, wherein any side surface of the upper straightening section 102 is recessed to the opposite side surface thereof to form the upper punching section 101; the lower shaping piece 2 comprises a lower punching section 201 and a lower correcting section 202, wherein any side surface of the lower correcting section 202 is sunken to the opposite side surface to form the lower punching section 201, the upper punching section 101 is in butt-joint punching with the lower punching section 201, and punching shaping is carried out on the diameter direction of the boiler liner 3, so that the ovality of the inner diameter of the boiler liner 3 is reduced.
Based on this, any side surface of the upper correcting section 102 except the upper pressing section 101 is a plane, a cambered surface or an irregular surface; except that any side surface of the lower straightening section 202 of the lower punching section 201 is a plane, an arc surface or an irregular surface, it should be further noted that one of the plane, the arc surface or the irregular surface of the upper punching section 101 and the lower punching section 201 is connected with an operation end of a punching device, so that the assembly fixation and the position adjustment of the punching die and the punching device are realized before the boiler liner 3 is punched.
Preferably, the radius of the open arc surface of the upper stamping section 101 is the same as the outer radius of the pot container 3; the radius of the open arc surface of the lower stamping section 201 is the same as the outer radius of the pot container 3, the size of the die is matched with the outer diameter of the pot container, and after stamping, the position of the pot container 3, which is deformed and protruded due to previous stress release, can be corrected by the stamping die, so that the effect of shaping is achieved.
Preferably, the projection length of the open arc of the upper stamping section 101 on the pot container 3 is less than or equal to the outer radius of the inner pot; the projection length of the open arc of the lower stamping section 201 on the pot liner 3 is less than or equal to the outer radius of the inner pot; the upper shaping piece 1 and the lower shaping piece punch the outer side wall of the pot container 3 in the relatively close direction until the planes of any three points of the pot opening of the pot container 3 are superposed.
The stamping device is provided with the stamping die and the rotating mechanism for rotating a pot for a certain angle, and further needs to be pointed out that the rotating mechanism can be a rotating motor existing in the market and a fixed seat matched with the rotating motor for use, the rotating mechanism is a common device in the prior art, and is not a technical point protected in the application, so that the details are not described herein, the fixed seat clamps a pot container 3, the rotating motor drives the pot container 3 connected with the fixed seat to rotate for a certain angle, preferably 120 degrees, the upper shaping piece 1 and the lower shaping piece 2 are matched to operate for three times according to the stamping mode of the first embodiment, and the diameter size of the pot container can be ensured to be a uniform perfect circle.
In one embodiment, the stamping die comprises an upper shaping piece 1 and a lower shaping piece 2, and the upper shaping piece 1 and the lower shaping piece 2 are butted to form a stamping area parallel to the bottom surface of the pot container 3.
In the example, as shown in fig. 4, in the process, in the state of opening the die, the pot 3 needs to be positioned effectively by using a special tool which is commercially available and is assembled on the punching device, and the radial direction of the pot 3 is normal to the moving direction of the punching die and is placed on the lower punching section 201 of the lower shaping member 2. As shown in fig. 5, in the mold closing state, the upper shaping member 1 moves downward to the lower straightening section 202 of the lower shaping member 2, the stamping die forms a perfect circle to stamp the outer side of the pot container 3, and after stamping, the position of the pot container 3, which is deformed and protruded due to the previous stress release, is straightened by the stamping die to achieve the shaping effect because the die size is matched with the outer diameter of the pot container 3.
In one embodiment, in order to consider the secondary springback of the metal material during stamping, the boiler liner 3 needs to rotate 120 degrees during stamping, and the diameter of the boiler liner 3 can be ensured to be a uniform perfect circle by stamping three times according to the process.
The upper shaping piece 1 and the lower shaping piece 2 are matched for stamping, the ovality of the pot container 3 is small, the pot container is well matched with the sealing ring, and the poor air leakage in the using process of a product can be effectively prevented; the pot container 3 is well matched with the upper cover, the pot container 3 is uniformly contacted with the fastening teeth of the upper cover component, the stress is uniform, the pressure-bearing strength of the product can be improved, and the safety accident of cover lifting can be effectively prevented.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure should be limited only by the attached claims.
Claims (10)
1. Stamping die suitable for composite sheet system pan, its characterized in that, this stamping die suitable for composite sheet system pan is used for the punching press plastic of the pot courage that composite sheet material made, and this stamping die suitable for composite sheet system pan includes: the pot liner pressing device comprises an upper shaping piece and a lower shaping piece, wherein the upper shaping piece and the lower shaping piece are in butt joint to form a pressing area attached to the side wall of the pot liner, the pressing area presses the side wall of the pot liner from all directions, and the force application direction of the pressing force is converged at any point of the axis of the pot liner.
2. The stamping die for composite sheet cookware as claimed in claim 1, wherein the upper shaping member includes an upper stamping section and an upper leveling section, wherein either side surface of the upper leveling section is recessed to its opposite side surface to form the upper stamping section.
3. The stamping die for composite sheet cookware according to claim 2, wherein the lower shaping member comprises a lower stamping section and a lower leveling section, wherein either side surface of the lower leveling section is recessed to the opposite side surface thereof to form the lower stamping section.
4. The stamping die suitable for composite sheet material system pan of claim 3, characterized in that, the arbitrary side of the upper correction section except the upper stamping section is a plane, a cambered surface or an irregular surface.
5. The stamping die suitable for composite sheet material cookware as claimed in claim 3, wherein any side of the lower straightening section excluding the lower stamping section is a flat surface, a cambered surface or an irregular surface.
6. The stamping die suitable for composite sheet material system pan of claim 3, characterized by, the radius of the open cambered surface of the upper stamping section is the same with the outer radius of the pan liner; the radius of the open arc surface of the lower stamping section is the same as the outer radius of the pot liner.
7. The stamping die suitable for composite sheet material system pan of claim 6, characterized in that, the projection length of the open circular arc of the upper stamping section on the pan liner is less than or equal to the outer radius of the inner pan; the projection length of the open arc of the lower stamping section on the pot liner is less than or equal to the outer radius of the inner pot.
8. The stamping die suitable for composite sheet material pot as claimed in claim 1, wherein the upper shaping member and the lower shaping member stamp the outer sidewall of the pot container in a relatively close direction until planes of any three points of the pot mouth of the pot container coincide.
9. A stamping device, wherein the stamping device is equipped with a stamping die according to any one of claims 1 to 8.
10. The stamping device of claim 9, wherein the stamping die comprises an upper shaping member and a lower shaping member, the upper shaping member and the lower shaping member abutting to form a stamping region parallel to the bottom surface of the bladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921639949.0U CN211331073U (en) | 2019-09-27 | 2019-09-27 | Stamping die and stamping device suitable for composite sheet material cookware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921639949.0U CN211331073U (en) | 2019-09-27 | 2019-09-27 | Stamping die and stamping device suitable for composite sheet material cookware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211331073U true CN211331073U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921639949.0U Active CN211331073U (en) | 2019-09-27 | 2019-09-27 | Stamping die and stamping device suitable for composite sheet material cookware |
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| Country | Link |
|---|---|
| CN (1) | CN211331073U (en) |
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2019
- 2019-09-27 CN CN201921639949.0U patent/CN211331073U/en active Active
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Address after: Room 01-04, 1st floor, No.2 Lane 60, Naxian Road, Pudong New Area pilot Free Trade Zone, Shanghai 201203 Patentee after: Chunmi Technology (Shanghai) Co.,Ltd. Address before: Room 01-04, 1st floor, Lane 60, Naxian Road, Pudong New Area, Shanghai, 201203 Patentee before: SHANGHAI CHUNMI ELECTRONICS TECHNOLOGY Co.,Ltd. |
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