CN114951449A - Shaping mechanism for flanging processing part of die - Google Patents
Shaping mechanism for flanging processing part of die Download PDFInfo
- Publication number
- CN114951449A CN114951449A CN202210773365.2A CN202210773365A CN114951449A CN 114951449 A CN114951449 A CN 114951449A CN 202210773365 A CN202210773365 A CN 202210773365A CN 114951449 A CN114951449 A CN 114951449A
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- China
- Prior art keywords
- flanging
- upper die
- processing part
- die
- insert
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/14—Particular arrangements for handling and holding in place complete dies
- B21D37/142—Spotting presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
Abstract
A shaping mechanism for the flanging part of mould is arranged on a mould bench, and is composed of upper and lower mould seats, the part to be flanged between said upper and lower mould seats, the first and second inserts for said flanging parts, the first insert for said flanging part, the first push-up unit, the flanging part, and the flanging part Saving cost and shortening production time.
Description
Technical Field
The invention relates to the technical field of automobile assembly die processing equipment, in particular to a die flanging processing part with a shaping mechanism.
Background
In the process of automobile processing, a stamping die is often used, and the stamping die is a pressure processing method for applying pressure to a material by using a die arranged on a press at room temperature to separate or plastically deform the material so as to obtain a required part, wherein a flanging processing part refers to a forming method for forming a straight wall or a flange with a certain angle along a closed or unclosed curve edge on a plane part or a curved part of a blank by using the action of the die, and is one of stamping processes; the technology of mould turn-ups processing part uses very much in the automobile production field, especially to the course of working of automobile body earth plate sheet material, turn-ups processing part uses very frequent technology, but current turn-ups processing part mould can not prevent the resilience of processing part after turn-ups processing part, the big condition of finished piece resilience can often appear appearing, and in order to guarantee that the finished piece does not take place to kick-back, just need increase one set of plastic mould again after turn-ups processing part finishes, not only has increased manufacturing cost, and the time of delayed production.
Disclosure of Invention
The invention aims to provide a shaping mechanism for a flanging processing part of a die, which aims to solve the technical problems that in the background technology, the flanging is not easy to occur, the flanging is easy to rebound after the flanging is finished, the cost is wasted and the production time is prolonged.
In order to achieve the purpose, the invention provides the following technical scheme: a shaping mechanism for the flanging processing part of a die is arranged on a die table and comprises an upper die base and a lower die base which are matched for use, a processing part needing flanging processing is arranged between the upper die base and the lower die base, a processing horizontal part and a flanging processing part are arranged inside the processing part, a first flanging mechanism insert and a second flanging mechanism insert are respectively arranged on two horizontal sides of the flanging processing part, the first flanging mechanism insert is arranged obliquely above the flanging processing part and connected with an upper die flanging mechanism arranged at the bottom of the upper die base, the upper die flanging mechanism insert is driven to move to be close to the flanging processing part and extrude the flanging processing part, the second flanging mechanism insert is arranged below the processing horizontal part and kept in a fixed state under the clamping of the upper die base and the lower die base, a flanging ejection device is arranged below the first flanging mechanism insert, and the top of the ejection device is contacted with the flanging processing part, and the pressing and flanging processing part can be pressed to drive the processed part to move upwards.
Further, the upper die overturning mechanism is fixedly connected with the bottom of the upper die base in the vertical direction, the upper die overturning mechanism is connected in a sliding mode in the horizontal direction, an overturning mechanism driving block is arranged below the upper die overturning mechanism, a limiting inclined plane connected with the bottom of the upper die overturning mechanism in a matched mode is arranged at the top of the overturning mechanism driving block, and the limiting inclined plane extends downwards in an inclined mode in the direction close to the flanging processing portion.
Furthermore, a return nitrogen cylinder for driving the upper die overturning mechanism to be away from the flanging processing part is arranged at the top of the upper die overturning mechanism, and a mechanism stroke limiting block for limiting the maximum stroke of the return nitrogen cylinder in moving is arranged on one side of the return nitrogen cylinder.
Furthermore, the upper die turning mechanism is connected with the bottom of the upper die base through a horizontal moving structure, a rectangular limiting groove with an upward opening is formed in the top of the upper die turning mechanism, a moving limiting block penetrating into the rectangular limiting groove is arranged at the bottom of the upper die base, the return nitrogen cylinder is arranged between the moving limiting block and the side wall of the rectangular limiting groove, and the upper die turning mechanism is enabled to move horizontally by abutting against the inner side wall of the rectangular limiting groove.
Furthermore, a limiting cavity is arranged between the upper die base and the turning mechanism driving block, the limiting cavity is arranged on one side, away from the first turning mechanism insert, of the upper die turning mechanism, a mechanism stroke limiting block is arranged inside the limiting cavity, and the mechanism stroke limiting block is fixedly connected with the bottom of the upper die base.
Furthermore, an upper material pressing core and a lower material supporting core are arranged between the upper die base and the lower die base, the upper material pressing core and the lower material supporting core are respectively arranged above and below a horizontal processing part of the processed part, an accommodating cavity is formed in the end parts, close to the flanging processing part, of the upper material pressing core and the lower material supporting core, the second material overturning mechanism insert is arranged inside the accommodating cavity, the top parts of the upper material pressing core and the second material overturning mechanism insert respectively extrude the upper side wall and the lower side wall of the horizontal processing part of the processed part, and the flanging processing part of the processed part is in contact with the horizontal side wall of the second material overturning mechanism insert.
Furthermore, an upper die pressing plate is arranged above the upper pressing core, a lower die supporting plate is arranged below the lower supporting core, the horizontal end of the lower supporting core is bent downwards, and the top of the lower die supporting plate is in matched contact with the upper surface of the lower supporting core.
Furthermore, the first flanging mechanism insert is arranged at the horizontal end part of the upper die flanging mechanism and is fixedly connected with the upper die flanging mechanism, and the first flanging mechanism insert moves along the direction close to the flanging processing part to the lower oblique direction along with the upper die flanging mechanism and extrudes the near flanging processing part under the driving of the upper die flanging mechanism.
Furthermore, the flanging ejection device is arranged below the second flanging mechanism insert, a supporting connecting block is arranged at the top of the flanging ejection device and located below the flanging processing part of the processed part, and the supporting connecting block vertically and upwardly pushes the flanging processing part under the driving of a driving mechanism in the flanging ejection device.
Furthermore, a first reset oil cylinder which is vertically upward is arranged between the upper die base and the lower die base, a second reset oil cylinder is arranged between the upper die base and the upper die pressure plate, a third reset oil cylinder is arranged between the lower base and the lower die pressure plate, and the upper die base is promoted to reset upward through the first reset oil cylinder, the second reset oil cylinder and the third reset oil cylinder.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the upper die holder and the lower die holder are used as carriers for supporting the upper die turning mechanism and the turning mechanism driving block, the processed part is fixed through the upper pressing core and the lower supporting core, the upper pressing core and the lower supporting core are extruded through the upper pressing plate and the lower die supporting plate, the flanging processing of the processed part is carried out through the first turning mechanism insert and the second turning mechanism insert, and meanwhile, the upper die turning mechanism can be changed into horizontal movement along with the vertical movement of the upper die holder under the limitation of the turning mechanism driving block through the mutual contact of the upper die turning mechanism and the turning mechanism driving block, and then the first turning mechanism insert is extruded, so that the first turning mechanism insert keeps extrusion on the flanging processing part, the resilience of the flanging processing part is prevented, the subsequent shaping process is simplified, the cost is saved, and the production time is shortened.
2. The upper die base is promoted to reset upwards through the first reset oil cylinder, the second reset oil cylinder and the third reset oil cylinder, the upper die turnover mechanism is promoted to reset in the horizontal direction through the rectangular limiting groove and the return nitrogen cylinder in the upward moving process of the upper die base, the horizontal moving range of the upper die turnover mechanism is limited through the mechanism stroke limiting block, the bottom of a processed part is driven through the flanging ejection device, the processed part is conveniently taken out upwards through jacking the flanging processing part, the upper die base, the upper material pressing core and the upper die turnover mechanism are convenient to reset, the production time is saved, and the cost is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a plan view taken from A-A of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the connection between the upper mold turning mechanism and the driving block of the turning mechanism in the present invention;
FIG. 4 is a schematic view of the connection between the flanging processing part and the second flanging mechanism insert of the present invention;
FIG. 5 is a schematic view showing the connection between the upper die base and the upper die turnover mechanism according to the present invention.
In the figure: 1. an upper die holder; 2. a lower die holder; 3. processing the horizontal part; 4. a flanging processing part; 5. a first turning mechanism insert; 6. a second turning mechanism insert; 7. an upper die overturning mechanism; 8. a flanging liftout attachment; 9. the turning mechanism driving block; 10. a limiting inclined plane; 11. a return nitrogen cylinder; 12. a mechanism stroke limiting block; 13. a rectangular limiting groove; 14. moving the limiting block; 15. a limiting cavity; 16. pressing the material core upwards; 17. discharging the material supporting core; 18. an accommodating cavity; 19. an upper die pressing plate; 20. a lower die material supporting plate; 21. supporting the connecting block; 22. a first reset cylinder; 23. a second reset cylinder; 24. and a third reset oil cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
Example 1
As shown in fig. 1 to 5, a shaping mechanism is arranged on a model platform at a flanging part of a die, and is characterized in that: the flanging device comprises an upper die base 1 and a lower die base 2 which are used in a matched mode, a machining part needing flanging treatment is arranged between the upper die base 1 and the lower die base 2, a machining horizontal part 3 and a flanging machining part 4 are arranged inside the machining part, a first flanging mechanism insert 5 and a second flanging mechanism insert 6 are respectively arranged on two horizontal sides of the flanging machining part 4, the first flanging mechanism insert 5 is arranged above the flanging machining part 4 in an inclined mode, the first flanging mechanism insert 5 is connected with an upper die flanging mechanism 7 arranged at the bottom of the upper die base 1, and the upper die flanging mechanism 7 is driven to move to be close to the flanging machining part 4 and extrude the flanging machining part 4. The first turning mechanism insert 5 is arranged at the horizontal end of the upper die turning mechanism 7 and is fixedly connected with the upper die turning mechanism 7, and the first turning mechanism insert 5 moves along the upper die turning mechanism 7 to the oblique lower side along the direction close to the flanging processing part 4 along with the upper die turning mechanism 7 and extrudes the near flanging processing part 4 under the driving of the upper die turning mechanism 7. The second turning mechanism insert 6 is arranged below the processing horizontal part 3 and is kept in a fixed state under the clamping of the upper die base 1 and the lower die base 2.
An upper pressing core 16 and a lower supporting core 17 are arranged between the upper die base 1 and the lower die base 2, the upper pressing core 16 and the lower supporting core 17 are respectively arranged above and below a horizontal processing part of a processed part, the end parts, close to the flanging processing part 4 of the processed part, of the upper pressing core 16 and the lower supporting core 17 are provided with accommodating cavities 18, a second flanging mechanism insert 6 is arranged in the accommodating cavities 18, the tops of the upper pressing core 16 and the second flanging mechanism insert 6 respectively extrude the upper side wall and the lower side wall of the horizontal processing part of the processed part, and the flanging processing part 4 of the processed part is in contact with the side wall of the second flanging mechanism insert 6 in the horizontal direction. An upper die pressing plate 19 is arranged above the upper pressing core 16, a lower die material supporting plate 20 is arranged below the lower material supporting core 17, the horizontal end of the lower material supporting core 17 is bent downwards, and the top of the lower die material supporting plate 20 is in matched contact with the upper surface of the lower material supporting core 17.
A flanging and ejecting device 8 is arranged below the first flanging mechanism insert 5, the top of the flanging and ejecting device 8 is in contact with the flanging processing part 4, and the flanging processing part 4 can be jacked to drive the processed part to move upwards. The flanging and ejecting device 8 is arranged below the second flanging mechanism insert 6, the supporting connecting block 21 positioned below the flanging processing part 4 of the processed part is arranged at the top of the flanging and ejecting device 8, and the supporting connecting block 21 vertically and upwardly pushes the flanging processing part 4 under the driving of the driving mechanism in the flanging and ejecting device 8.
The upper die turning mechanism 7 is fixedly connected with the bottom of the upper die base 1 in the vertical direction, the upper die turning mechanism 7 is connected in a sliding mode in the horizontal direction, a turning mechanism driving block 9 is arranged below the upper die turning mechanism 7, a limiting inclined plane 10 connected with the bottom of the upper die turning mechanism 7 in a matched mode is arranged at the top of the turning mechanism driving block 9, and the limiting inclined plane 10 extends downwards in an inclined mode in the direction close to the flanging processing portion 4. The top of the upper die overturning mechanism 7 is provided with a return nitrogen cylinder 11 for driving the upper die overturning mechanism 7 to be far away from the flanging processing part 4, and one side of the return nitrogen cylinder 11 is provided with a mechanism stroke limiting block 12 for limiting the maximum stroke of the movement of the return nitrogen cylinder 11. The upper die turning mechanism 7 is connected with the bottom of the upper die base 1 through a horizontal moving structure, a rectangular limiting groove 13 with an upward opening is formed in the top of the upper die turning mechanism 7, a moving limiting block 14 which extends into the rectangular limiting groove 13 is arranged at the bottom of the upper die base 1, the return nitrogen cylinder 11 is arranged between the moving limiting block 14 and the side wall of the rectangular limiting groove 13, and the upper die turning mechanism 7 is enabled to move horizontally by pressing the inner side wall of the rectangular limiting groove 13. A limiting cavity 15 is arranged between the upper die holder 1 and the turning mechanism driving block 9, the limiting cavity 15 is arranged on one side, away from the first turning mechanism insert 5, of the upper die turning mechanism 7, a mechanism stroke limiting block 12 is arranged inside the limiting cavity 15, and the mechanism stroke limiting block 12 is fixedly connected with the bottom of the upper die holder 1.
A first reset oil cylinder 22 which is vertically upward is arranged between the upper die holder 1 and the lower die holder 2, a second reset oil cylinder 23 is arranged between the upper die holder 1 and the upper die pressure plate 19, a third reset oil cylinder 24 is arranged between the lower base and the lower die pressure plate, and the first reset oil cylinder 22, the second reset oil cylinder 23 and the third reset oil cylinder 24 promote the upward reset of the upper die holder 1.
In the invention, an upper die base 1 is gradually close to a lower die base 2 in the process of closing a die, an upper die pressure plate 19 is contacted with a lower die retainer plate 20, the upper die pressure plate 19 presses the lower die retainer plate 20 and starts to move downwards until the lower die retainer plate 20 moves to a model platform, an upper pressure core 16 and a lower retainer core 17 are pressed tightly a machined part under the action of the upper die pressure plate 19 and the lower die retainer plate 20, an upper die turning mechanism 7 continues to move downwards, a first turning mechanism insert 5 is contacted with the machined part in the process of downward movement of the upper die turning mechanism 7 to perform flanging work of the machined part until the die is closed for 3mm, and finally the upper die turning mechanism 7 continuously leans against a flanging machining part 4 under the limitation of a limiting inclined plane 10 of a turning mechanism driving block 9 at the time of 3mm, so that the first turning mechanism insert 5 extrudes the flanging machining part 4, finishing the final forming work; after the flanging forming operation is finished, the resetting stage is carried out, the upper die base 1, the upper material pressing core 16 and the upper die flanging mechanism 7 all move upwards for resetting, meanwhile, the return nitrogen cylinder 11 is abutted against the inner side wall of the rectangular limiting groove 13 to push the upper die flanging mechanism 7 to reset in the horizontal direction, and finally the flanging ejection device 8 drives the flanging processing part 4 of the processed part through the supporting connecting block 21 to assist in ejecting the processed part out, so that the invention can obtain the effect of saving one set of shaping die, greatly reduce the die manufacturing cost and the die manufacturing period, meanwhile, the parts can be conveniently rectified in the later period of a workshop, the material cost and labor consumption caused by die rectification in the later period of the production are greatly reduced, various losses such as debugging of a machine tool and the like which possibly occur in the later period are avoided, and the flanging die has the advantages of being convenient to machine part flanging, being difficult to rebound after the flanging, saving the cost and shortening the production time.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
Claims (10)
1. The utility model provides a mould turn-ups processing portion area plastic mechanism places on the model platform, its characterized in that: the flanging processing die comprises an upper die base (1) and a lower die base (2) which are matched for use, a processing part needing flanging processing is arranged between the upper die base (1) and the lower die base (2), a processing horizontal part (3) and a flanging processing part (4) are arranged inside the processing part, a first flanging mechanism insert (5) and a second flanging mechanism insert (6) are respectively arranged at two horizontal sides of the flanging processing part (4), the first flanging mechanism insert (5) is arranged obliquely above the flanging processing part (4), the first flanging mechanism insert (5) is connected with an upper die flanging mechanism (7) arranged at the bottom of the upper die base (1), the upper die flanging mechanism insert (7) is driven to move to be close to the flanging processing part (4) and extrude the flanging processing part (4), the second flanging mechanism insert (6) is arranged below the processing horizontal part (3), and the upper die base (1) and the lower die base (2) are clamped to be kept in a fixed state, and a flanging ejection device (8) is arranged below the first flanging mechanism insert (5), the top of the flanging ejection device (8) is in contact with the flanging processing part (4), and the flanging processing part (4) can be pushed and pressed to drive a processed part to move upwards.
2. The die flanging processing part (4) with the shaping mechanism according to claim 1, characterized in that: the upper die overturning mechanism (7) is fixedly connected with the bottom of the upper die base (1) in the vertical direction, the upper die overturning mechanism (7) is in sliding connection in the horizontal direction, a overturning mechanism driving block (9) is arranged below the upper die overturning mechanism (7), a limiting inclined plane (10) in matched connection with the bottom of the upper die overturning mechanism (7) is arranged at the top of the overturning mechanism driving block (9), and the limiting inclined plane (10) obliquely and downwardly extends along the direction close to the flanging processing part (4).
3. The die flanging processing part (4) with the shaping mechanism of claim 2, wherein: the top of the upper die overturning mechanism (7) is provided with a return nitrogen cylinder (11) which drives the upper die overturning mechanism (7) to be far away from the flanging processing part (4), and one side of the return nitrogen cylinder (11) is provided with a mechanism stroke limiting block (12) which limits the maximum stroke of the return nitrogen cylinder (11) in moving.
4. The die flanging processing part (4) with the shaping mechanism according to claim 3, characterized in that: the upper die overturning mechanism (7) is connected with the bottom of the upper die base (1) through a horizontal moving structure, a rectangular limiting groove (13) with an upward opening is formed in the top of the upper die overturning mechanism (7), a moving limiting block (14) penetrating into the rectangular limiting groove (13) is arranged at the bottom of the upper die base (1), the return nitrogen cylinder (11) is arranged between the moving limiting block (14) and the side wall of the rectangular limiting groove (13), and the upper die overturning mechanism (7) is enabled to move horizontally through the inner side wall of the rectangular limiting groove (13) in a pressing mode.
5. The die flanging processing part (4) with the shaping mechanism according to claim 4, characterized in that: a limiting cavity (15) is arranged between the upper die holder (1) and the turning mechanism driving block (9), the limiting cavity (15) is arranged on one side, away from the first turning mechanism insert (5), of the upper die turning mechanism (7), the mechanism stroke limiting block (12) is arranged inside the limiting cavity (15), and the mechanism stroke limiting block (12) is fixedly connected with the bottom of the upper die holder (1).
6. The die flanging-processing portion (4) with the shaping mechanism according to any one of claims 2 to 5, wherein: an upper material pressing core (16) and a lower material supporting core (17) are arranged between the upper die base (1) and the lower die base (2), the upper material pressing core (16) and the lower material supporting core (17) are arranged above and below a horizontal machining part of a machined part respectively, a containing cavity (18) is arranged at the end part, close to a flanging machining part (4) of the machined part, of the upper material pressing core (16) and the lower material supporting core (17), the second flanging mechanism insert (6) is arranged inside the containing cavity (18), the top parts of the upper material pressing core (16) and the second flanging mechanism insert (6) respectively extrude the upper side wall and the lower side wall of the horizontal machining part of the machined part, and the flanging machining part (4) of the machined part is in contact with the side wall of the second flanging mechanism insert (6) in the horizontal direction.
7. The die flanging processing part (4) with the shaping mechanism according to claim 6, characterized in that: an upper die material pressing plate (19) is arranged above the upper material pressing core (16), a lower die material supporting plate (20) is arranged below the lower material supporting core (17), the horizontal end of the lower material supporting core (17) is bent downwards, and the top of the lower die material supporting plate (20) is in matched contact with the upper surface of the lower material supporting core (17).
8. The die flanging processing part (4) with the shaping mechanism according to claim 7, characterized in that: the first flanging mechanism insert (5) is arranged at the horizontal end of the upper die flanging mechanism (7) and is fixedly connected with the upper die flanging mechanism (7), the first flanging mechanism insert (5) moves towards the lower oblique direction along the direction close to the flanging processing part (4) along with the upper die flanging mechanism (7), and the upper die flanging mechanism insert is driven by the upper die flanging mechanism (7) to extrude the near flanging processing part (4).
9. The die flanging processing part (4) with the shaping mechanism according to claim 8, wherein: the flanging ejection device (8) is arranged below the second flanging mechanism insert (6), a supporting connecting block (21) positioned below the flanging processing part (4) of the processed part is arranged at the top of the flanging ejection device (8), and the supporting connecting block (21) vertically and upwardly pushes the flanging processing part (4) under the driving of a driving mechanism in the flanging ejection device (8).
10. The die flanging processing part (4) with the shaping mechanism of claim 9, wherein: be provided with vertical ascending first hydro-cylinder (22) between upper die base (1) and die holder (2), be provided with second hydro-cylinder (23) that resets between upper die base (1) and last mould pressure flitch (19), be provided with third hydro-cylinder (24) that resets between lower base and the lower mould pressure flitch, promote upper die base (1) through first hydro-cylinder (22), second hydro-cylinder (23) and third hydro-cylinder (24) that resets and upwards reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210773365.2A CN114951449A (en) | 2022-07-01 | 2022-07-01 | Shaping mechanism for flanging processing part of die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210773365.2A CN114951449A (en) | 2022-07-01 | 2022-07-01 | Shaping mechanism for flanging processing part of die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114951449A true CN114951449A (en) | 2022-08-30 |
Family
ID=82968416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210773365.2A Pending CN114951449A (en) | 2022-07-01 | 2022-07-01 | Shaping mechanism for flanging processing part of die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114951449A (en) |
-
2022
- 2022-07-01 CN CN202210773365.2A patent/CN114951449A/en active Pending
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