CN220901659U - Arc-shaped size stamping die for upper cover of electronic product - Google Patents
Arc-shaped size stamping die for upper cover of electronic product Download PDFInfo
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- CN220901659U CN220901659U CN202322679969.3U CN202322679969U CN220901659U CN 220901659 U CN220901659 U CN 220901659U CN 202322679969 U CN202322679969 U CN 202322679969U CN 220901659 U CN220901659 U CN 220901659U
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- 239000000758 substrate Substances 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 abstract description 21
- 239000000047 product Substances 0.000 abstract description 13
- 230000001360 synchronised effect Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 239000012467 final product Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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Abstract
The utility model discloses an arc-shaped size stamping die of an upper cover of an electronic product, which comprises: a lower base plate and a lower support plate mounted on an upper surface of the lower base plate, the housing further comprising: the lower surface can with the body of lower support face contact and from body portion edge turn-ups portion of bending down all around, the outside of four side surfaces of lower support board respectively movably is provided with a shaping terrace die, every the outside of shaping terrace die all is provided with a mobilizable shaping die correspondingly, shaping terrace die, shaping die are respectively through at least one slide rail movably installation on lower base plate, every the outside of shaping die all is provided with at least one movable block that can move in vertical direction, the movable block is the slope in the surface of shaping die dorsad. The utility model is convenient for installing the shell, and realizes synchronous opposite movement in four directions, thereby synchronously extruding and forming, improving the efficiency, improving the balance of the stress of the shell and ensuring the consistency of the quality and the stamping effect of the final product.
Description
Technical Field
The utility model relates to an arc-shaped size stamping die for an upper cover of an electronic product, and belongs to the field of electronic product processing.
Background
The stamping process is a processing method for plastically deforming or separating metal plates at room temperature to obtain parts required for production, and may also be called cold stamping, and about 85% of parts in the electronic industry are formed by stamping.
In the prior art, when a plurality of flanging of some electronic product shells are subjected to stamping forming, the stamping forming can not be performed on a plurality of edges at one time, the efficiency is low, and the shells are unbalanced in stress during stamping, so that the quality and the stamping effect of the final products can not be ensured.
Disclosure of utility model
The utility model aims to provide the arc-shaped size stamping die for the upper cover of the electronic product, which is convenient for the installation of the shell and realizes the synchronous opposite movement of four directions, thereby synchronously extruding and forming, improving the efficiency, improving the stress balance of the shell and ensuring the quality of the final product and the consistency of the stamping effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an arc-shaped dimension stamping die for an upper cover of an electronic product, which is used for processing a shell, and comprises: a lower base plate and a lower support plate mounted on an upper surface of the lower base plate, the housing further comprising: the lower surface of the lower support plate is contacted with the lower support plate, the lower support plate comprises a body with the lower surface capable of being contacted with the lower support plate surface and a flanging part bent downwards from the peripheral edge of the body, a forming male die is movably arranged on the outer sides of the four side surfaces of the lower support plate, a movable forming female die is correspondingly arranged on the outer sides of each forming male die, the forming male die and the forming female die which are matched with each other can move in opposite directions, so that an arc-shaped outer convex surface is formed on the flanging part of the shell, the forming male die and the forming female die are movably arranged on a lower substrate through at least one sliding rail respectively, and the forming male die and the forming female die which are matched with each other are arranged on the same sliding rail;
The upper surface of lower base plate has been seted up a plurality of through-hole, and a plurality of can pass in the upper end of the slotting tool that vertical orientation moved correspondingly the through-hole, every the slotting tool all has a first inclined plane towards the upper end of shaping punch's side surface, every shaping punch all has with first inclined plane correspondence complex second inclined plane in the lower extreme of backup pad one side surface, second inclined plane and the first inclined plane sliding contact who is located its below and the respective lower part of first inclined plane, second inclined plane all extend to the direction of keeping away from lower backup pad, every shaping die's outside all is provided with at least one movable block that can move in vertical orientation, all install a plurality of spring that is in compression state between shaping punch and the shaping die for shaping die is facing away from shaping punch's surface and movable block laminating towards shaping die surface, the movable block is facing away from shaping die's surface, and the upper end of this inclined plane extends to the direction of keeping away from shaping die, the upper surface of lower base plate and the outside that is located a shaping die and is located on the deflector and this guide plate of installing and this guide plate of shaping die and the recess of this guide plate of this side of this shaping die orientation of this shaping die of being equipped with the side.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the guide groove is a dovetail groove.
2. In the above scheme, an upper supporting plate capable of moving in the vertical direction is arranged above the lower supporting plate, and a plurality of pushing blocks corresponding to the movable blocks are arranged on the lower surface of the upper supporting plate.
3. In the above scheme, the lower end of each slotting tool passes through the through hole on the lower substrate and is connected with the same movable plate arranged right below the lower substrate, and the lower surface of the movable plate which can move in the vertical direction is connected with the piston rod of at least one cylinder.
4. In the above scheme, a bottom plate is fixedly arranged on the lower surface of the lower substrate, and a movable groove for embedding the movable plate is formed in the upper surface of the bottom plate.
5. In the above scheme, a groove for embedding one end of the spring is formed in each molding male die and/or each molding female die.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
The utility model relates to an arc-shaped size stamping die of an upper cover of an electronic product, which is characterized in that a forming male die and a forming female die which are matched with each other can move in opposite directions, so that an arc-shaped outer convex surface is formed on a flanging part of a shell, the forming male die and the forming female die are respectively and movably arranged on a lower substrate through at least one slide rail, the forming male die and the forming female die which are matched with each other are arranged on the same slide rail, a plurality of through holes are formed on the upper surface of the lower substrate, the upper ends of a plurality of slotting tools which can move in the vertical direction correspondingly penetrate through the through holes, the upper end of the side surface of each slotting tool facing the forming male die is provided with a first inclined surface, the lower end of the side surface of each forming male die facing the lower support plate is provided with a second inclined surface which is correspondingly matched with the first inclined surface, the second inclined surface is in sliding contact with the first inclined surface positioned below the second inclined surface, and the lower parts of the first inclined surface and the second inclined surface are respectively extended in a direction far away from the lower support plate, at least one movable block capable of moving in the vertical direction is arranged on the outer side of each forming female die, a plurality of springs in a compressed state are arranged between each forming male die and the corresponding forming female die, so that the surface of the forming female die on one side of the forming male die opposite to the surface of the forming female die is attached to the surface of the movable block facing the forming female die, the surface of the movable block opposite to the forming female die is a slope surface, the upper end of the slope surface extends in the direction away from the forming female die, the upper surface of the lower substrate is provided with a guide plate positioned on the outer side of the forming female die, the guide plate is provided with a guide groove for the insertion of the movable block, the guide groove is in sliding fit with the slope surface on the movable block facing the inner wall of the forming female die, the flanging part of the shell is conveniently arranged between the forming male die and the forming female die, the flanging part of the shell can be moved upwards by a slotting tool, the synchronous opposite movement of the four-direction forming male die and the corresponding forming female die is realized, so that the required arc-shaped outer convex surface is obtained by synchronous extrusion forming of the four flanging parts on the shell, the efficiency is improved, the stress balance of the shell in the extrusion process is improved, and the quality of a final product and the consistency of the stamping effect are ensured.
Drawings
FIG. 1 is a schematic structural view of an arc-shaped size stamping die for an upper cover of an electronic product;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged schematic view of FIG. 2 at B;
Fig. 4 is a schematic diagram showing the partial structural disassembly of the arc-shaped size stamping die of the upper cover of the electronic product.
In the above figures: 100. a housing; 101. a body; 102. a burring part; 1. a lower substrate; 2. a lower support plate; 3. forming a male die; 4. forming a female die; 5. a through hole; 6. a slotting tool; 71. a first inclined surface; 72. a second inclined surface; 8. a spring; 9. a slide rail; 10. a movable plate; 11. a cylinder; 12. a bottom plate; 121. a movable groove; 13. a base substrate; 14. a support bar; 15. a clearance through hole; 16. a guide plate; 17. a guide groove; 18. an upper support plate; 19. a pushing block; 20. a groove; 21. a movable block; 22. a slope surface.
Description of the embodiments
The present patent will be further understood by the specific examples given below, which are not intended to be limiting.
Example 1: an arc-shaped size stamping die for processing of a housing 100, comprising: a lower substrate 1 and a lower support plate 2 mounted on an upper surface of the lower substrate 1, the housing 100 further includes: the lower surface of the body 101 which can be in surface contact with the lower supporting plate 2 and a flanging part 102 which is bent downwards from the peripheral edge of the body part 101, a forming male die 3 is movably arranged on the outer sides of the four side surfaces of the lower supporting plate 2, a movable forming female die 4 is correspondingly arranged on the outer side of each forming male die 3, the forming male die 3 and the forming female die 4 which are matched with each other can move in opposite directions, so that an arc-shaped outer convex surface is formed on the flanging part 102 of the shell 100, the forming male die 3 and the forming female die 4 are respectively and movably arranged on the lower substrate 1 through at least one sliding rail 9, and the forming male die 3 and the forming female die 4 which are matched with each other are arranged on the same sliding rail 9;
The upper surface of the lower base plate 1 is provided with a plurality of through holes 5, the upper ends of a plurality of slotting tools 6 which can move in the vertical direction correspondingly penetrate through the through holes 5, the upper end of the side surface of each slotting tool 6 facing the forming male die 3 is provided with a first inclined surface 71, the lower end of the side surface of each forming male die 3 facing the lower support plate 2 is provided with a second inclined surface 72 correspondingly matched with the first inclined surface 71, the second inclined surface 72 is in sliding contact with the first inclined surface 71 positioned below the second inclined surface 72, the lower parts of the first inclined surface 71 and the second inclined surface 72 respectively extend in the direction away from the lower support plate 2, the outer side of each forming female die 4 is provided with at least one movable block 21 which can move in the vertical direction, a plurality of springs 8 in a compressed state are arranged between the forming male die 3 and the corresponding forming female die 4, so that the surface of the forming female die 4 opposite to one side of the forming male die 3 is attached to the surface of the movable block 21 facing the forming female die 4, the surface of the movable block 21 opposite to the forming female die 4 is a slope surface 22, the upper end of the slope surface 22 extends in a direction away from the forming female die 4, a guide plate 16 is arranged on the upper surface of the lower substrate 1 and positioned on the outer side of the forming female die 4, a guide groove 17 for embedding the movable block 21 is formed in the guide plate 16, and the inner wall of the guide groove 17 facing the forming female die 4 is in sliding fit with the slope surface 22 on the movable block 21;
The cylinder drives the movable plate to move upwards, and then the movable plate drives the plurality of slotting tools to synchronously move upwards by the same stroke, in the process, the first inclined surfaces which are in sliding fit with the second inclined surfaces on the forming convex dies on the slotting tools simultaneously push the forming convex dies in 4 directions upwards, and the forming convex dies under the limit of the sliding rail cannot move upwards, so that the forming convex dies can only move horizontally along the sliding rail to the outer side far from the lower supporting plate, namely to the direction corresponding to the forming concave dies; meanwhile, the upper supporting plate drives the pushing block to move downwards, the pushing block pushes the movable block to move downwards in the guide groove, and the guide block is extruded by the inclined inner wall matched with the upper slope surface of the guide groove when moving downwards, so that the forming female die is pushed to move towards the corresponding forming male die; thereby realizing the synchronous opposite movement of the 4-direction forming male die and the corresponding forming female die and extruding the flanging part embedded between the two, and synchronously forming the required arc-shaped outer convex surface on the flanging parts in the 4 directions;
After one-time stamping is completed, the air cylinder drives the slotting tool to move downwards for resetting, the upper supporting plate drives the pushing block to be away from the movable block, each forming male die is reset under the action of the spring to keep the second inclined plane on each forming male die to be always tightly attached to the first inclined plane on the corresponding slotting tool, a gap for embedding the flanging part on the shell is formed between the forming male die and the corresponding forming female die, and the movable block is far away from the forming male die under the pushing of the forming female die and slides upwards along the inner wall of the guide groove for resetting to the uppermost end of the stroke.
The guide groove 17 is provided as a dovetail groove.
An upper support plate 18 movable in a vertical direction is provided above the lower support plate 2, and a plurality of pushing blocks 19 corresponding to the movable blocks 21 are mounted on a lower surface of the upper support plate 18.
The lower ends of the cutting blades 6 pass through the through holes 5 on the lower base plate 1 and are connected with the same movable plate 10 arranged right below the lower base plate 1, and the lower surface of the movable plate 10 which can move in the vertical direction is connected with the piston rod of at least one cylinder 11.
A bottom plate 12 is fixedly installed on the lower surface of the lower substrate 1, and a movable groove 121 into which the movable plate 10 is inserted is formed on the upper surface of the bottom plate 12.
Each molding die 4 is provided with a groove 20 into which one end of the spring 8 is inserted.
Example 2: an arc-shaped size stamping die for an upper cover of an electronic product, for processing a housing 100, comprising: a lower substrate 1 and a lower support plate 2 mounted on an upper surface of the lower substrate 1, the housing 100 further includes: the lower surface of the body 101 which can be in surface contact with the lower supporting plate 2 and a flanging part 102 which is bent downwards from the peripheral edge of the body part 101, a forming male die 3 is movably arranged on the outer sides of the four side surfaces of the lower supporting plate 2, a movable forming female die 4 is correspondingly arranged on the outer side of each forming male die 3, the forming male die 3 and the forming female die 4 which are matched with each other can move in opposite directions, so that an arc-shaped outer convex surface is formed on the flanging part 102 of the shell 100, the forming male die 3 and the forming female die 4 are respectively and movably arranged on the lower substrate 1 through at least one sliding rail 9, and the forming male die 3 and the forming female die 4 which are matched with each other are arranged on the same sliding rail 9;
When the shell is installed, the shell to be stamped is installed on the lower supporting plate, so that the lower surface of the upper body of the shell is attached to the lower supporting plate and the upper surface of the forming male die, and the flanging part on the shell is embedded into a gap formed by the forming male die and the corresponding forming female die under the action of a spring;
The upper surface of the lower base plate 1 is provided with a plurality of through holes 5, the upper ends of a plurality of slotting tools 6 which can move in the vertical direction correspondingly penetrate through the through holes 5, the upper end of the side surface of each slotting tool 6 facing the forming male die 3 is provided with a first inclined surface 71, the lower end of the side surface of each forming male die 3 facing the lower support plate 2 is provided with a second inclined surface 72 correspondingly matched with the first inclined surface 71, the second inclined surface 72 is in sliding contact with the first inclined surface 71 positioned below the second inclined surface 72, the lower parts of the first inclined surface 71 and the second inclined surface 72 respectively extend in the direction away from the lower support plate 2, the outer side of each forming female die 4 is provided with at least one movable block 21 which can move in the vertical direction, a plurality of springs 8 in a compressed state are arranged between the forming male die 3 and the corresponding forming female die 4, so that the surface of the forming female die 4 opposite to one side of the forming male die 3 is attached to the surface of the movable block 21 facing the forming female die 4, the surface of the movable block 21 opposite to the forming female die 4 is a slope surface 22, the upper end of the slope surface 22 extends in a direction away from the forming female die 4, a guide plate 16 is arranged on the upper surface of the lower substrate 1 and positioned on the outer side of the forming female die 4, a guide groove 17 for embedding the movable block 21 is formed in the guide plate 16, and the inner wall of the guide groove 17 facing the forming female die 4 is in sliding fit with the slope surface 22 on the movable block 21;
in the initial state, the slotting tool capable of moving up and down under the driving of the air cylinder is positioned at the lowest end of the stroke of the slotting tool, the pushing block is far away from the movable block, the movable block is positioned at the uppermost end of the stroke, at the moment, a certain gap is formed between the forming male dies in four directions and the corresponding forming female dies under the action of the springs, the second inclined plane on each forming male die is always tightly attached to the first inclined plane on the corresponding slotting tool, and the outer side surface of each forming male die is tightly attached to the corresponding movable block.
The guide groove 17 is provided as a dovetail groove.
The lower ends of the cutting blades 6 pass through the through holes 5 on the lower base plate 1 and are connected with the same movable plate 10 arranged right below the lower base plate 1, and the lower surface of the movable plate 10 which can move in the vertical direction is connected with the piston rod of at least one cylinder 11.
Each molding male die 3 and each molding female die 4 are provided with a groove 20 into which one end of the spring 8 is inserted.
A base plate 13 is disposed below the bottom plate 12 at intervals, and the cylinder 11 is fixedly mounted on the upper surface of the base plate 13.
The upper surface of the bottom substrate 13 is connected to the lower surface of the bottom plate 12 through a plurality of support bars 14.
The upper ends of the piston rods of the 6 cylinders 11 are connected with the lower surface of the movable plate 10, and are used for driving the movable plate 10 to move in the vertical direction.
The lower support plate 2 is provided with a plurality of clearance through holes 15 for embedding the upper ends of the slotting tools 6.
The number of the slotting tool 6, the through holes 5 on the lower base plate 1 and the avoidance through holes 15 on the lower support plate 2 is 6.
The working principle of the utility model is as follows:
In order to meet the requirements of attractive appearance and subsequent assembly, an arc-shaped outer convex surface is required to be obtained on the flanging part around the notebook shell through further processing;
In the initial state, the slotting tool capable of moving up and down under the drive of the air cylinder is positioned at the lowest end of the stroke, the push block is arranged far away from the movable block, the movable block is positioned at the uppermost end formed by the movable block, at the moment, a certain gap is formed between the forming male dies in four directions and the corresponding forming female dies under the action of the springs, the second inclined plane on each forming male die is always tightly attached to the first inclined plane on the corresponding slotting tool, and the outer side surface of each forming male die is tightly attached to the corresponding movable block;
Mounting the shell to be stamped on a lower support plate, so that the lower surface of the upper body of the shell is attached to the lower support plate and the upper surface of the forming male die, and the flanging part on the shell is embedded into a gap formed by the forming male die and the corresponding forming female die under the action of a spring;
The cylinder drives the movable plate to move upwards, and then the movable plate drives the plurality of slotting tools to synchronously move upwards by the same stroke, in the process, the first inclined surfaces which are in sliding fit with the second inclined surfaces on the forming convex dies on the slotting tools simultaneously push the forming convex dies in 4 directions upwards, and the forming convex dies under the limit of the sliding rail cannot move upwards, so that the forming convex dies can only move horizontally along the sliding rail to the outer side far from the lower supporting plate, namely to the direction corresponding to the forming concave dies; meanwhile, the upper supporting plate drives the pushing block to move downwards, the pushing block pushes the movable block to move downwards in the guide groove, and the guide block is extruded by the inclined inner wall matched with the upper slope surface of the guide groove when moving downwards, so that the forming female die is pushed to move towards the corresponding forming male die; thereby realizing the synchronous opposite movement of the 4-direction forming male die and the corresponding forming female die and extruding the flanging part embedded between the two, and synchronously forming the required arc-shaped outer convex surface on the flanging parts in the 4 directions;
After one-time stamping is completed, the air cylinder drives the slotting tool to move downwards for resetting, the upper supporting plate drives the pushing block to be away from the movable block, each forming male die is reset under the action of the spring so as to keep the second inclined plane on each forming male die to be always tightly attached to the first inclined plane on the corresponding slotting tool, a gap for embedding the flanging part on the shell is formed between the forming male die and the corresponding forming female die, and the movable block is away from the forming male die under the pushing of the forming female die and slides upwards along the inner wall of the guide groove for resetting to the uppermost end of the stroke;
And finally, taking away the shell after the stamping operation is finished, installing the next shell to be stamped, and sequentially circulating.
When the arc-shaped size stamping die of the upper cover of the electronic product is adopted, the flanging part of the shell is conveniently arranged between the forming male die and the forming female die, and the synchronous opposite movement of the forming male die and the corresponding forming female die in four directions can be realized through the upward movement of the slotting tool and the downward movement of the movable block, so that the required arc-shaped outer convex surface is obtained by synchronous extrusion forming of the four flanging parts on the shell, the efficiency is improved, the stressed balance of the shell in the extrusion process is improved, and the quality of the final product and the consistency of the stamping effect are ensured.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (6)
1. An arc-shaped dimension stamping die for an electronic product upper cover, for processing a housing (100), comprising: lower base plate (1) and install in lower backup pad (2) of lower base plate (1) upper surface, its characterized in that: the housing (100) further comprises: the lower surface of the lower support plate (2) is provided with a body (101) in surface contact with the lower support plate (2) and a flanging part (102) bent downwards from the peripheral edge of the body (101), the outer sides of the four side surfaces of the lower support plate (2) are respectively and movably provided with a forming male die (3), the outer sides of each forming male die (3) are respectively and correspondingly provided with a movable forming female die (4), the forming male die (3) and the forming female die (4) which are matched with each other can move in opposite directions, so that an arc-shaped outer convex surface is formed on the flanging part (102) of the shell (100), the forming male die (3) and the forming female die (4) are respectively and movably arranged on the lower substrate (1) through at least one sliding rail (9), and the forming male die (3) and the forming female die (4) which are matched with each other are arranged on the same sliding rail (9);
The upper surface of the lower base plate (1) is provided with a plurality of through holes (5), the upper ends of a plurality of slotting tools (6) capable of moving in the vertical direction correspondingly penetrate through the through holes (5), the upper end of the side surface of each slotting tool (6) facing the forming punch (3) is provided with a first inclined surface (71), the lower end of the side surface of each forming punch (3) facing the lower support plate (2) is provided with a second inclined surface (72) correspondingly matched with the first inclined surface (71), the second inclined surface (72) is in sliding contact with the first inclined surface (71) positioned below the second inclined surface (72) and the lower parts of the first inclined surface (71) and the second inclined surface (72) respectively extend in the direction away from the lower support plate (2), the outer side of each forming punch (4) is provided with at least one movable block (21) capable of moving in the vertical direction, a plurality of springs (8) in a compressed state are arranged between the forming punch (3) and the corresponding forming punch (4) so that the opposite surfaces (4) of the forming punch (4) and the movable blocks (21) face away from the forming punch (4) in the direction away from the inclined surfaces (22) of the forming punch (4), a guide plate (16) is arranged on the upper surface of the lower substrate (1) and positioned on the outer side of the forming die (4), a guide groove (17) for embedding the movable block (21) is formed in the guide plate (16), and the guide groove (17) is in sliding fit with a slope surface (22) on the movable block (21) towards the inner wall of the forming die (4).
2. The arc-shaped size stamping die for an upper cover of an electronic product according to claim 1, wherein: the guide groove (17) is arranged as a dovetail groove.
3. The arc-shaped size stamping die for an upper cover of an electronic product according to claim 1, wherein: an upper supporting plate (18) capable of moving in the vertical direction is arranged above the lower supporting plate (2), and a plurality of pushing blocks (19) corresponding to the movable blocks (21) are arranged on the lower surface of the upper supporting plate (18).
4. The arc-shaped size stamping die for an upper cover of an electronic product according to claim 1, wherein: the lower end of each slotting tool (6) penetrates through a through hole (5) in the lower base plate (1) and is connected with the same movable plate (10) arranged right below the lower base plate (1), and the lower surface of the movable plate (10) capable of moving in the vertical direction is connected with a piston rod of at least one cylinder (11).
5. The arc-shaped size stamping die for an upper cover of an electronic product according to claim 4, wherein: a bottom plate (12) is fixedly arranged on the lower surface of the lower base plate (1), and a movable groove (121) for embedding the movable plate (10) is formed in the upper surface of the bottom plate (12).
6. The arc-shaped size stamping die for an upper cover of an electronic product according to claim 1, wherein: and grooves (20) for embedding one end of the springs (8) are formed in each forming male die (3) and/or each forming female die (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322679969.3U CN220901659U (en) | 2023-10-08 | 2023-10-08 | Arc-shaped size stamping die for upper cover of electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322679969.3U CN220901659U (en) | 2023-10-08 | 2023-10-08 | Arc-shaped size stamping die for upper cover of electronic product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220901659U true CN220901659U (en) | 2024-05-07 |
Family
ID=90911037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322679969.3U Active CN220901659U (en) | 2023-10-08 | 2023-10-08 | Arc-shaped size stamping die for upper cover of electronic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220901659U (en) |
-
2023
- 2023-10-08 CN CN202322679969.3U patent/CN220901659U/en active Active
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