CN115194015B - Shaping side punching mechanism and shaping side punching method - Google Patents
Shaping side punching mechanism and shaping side punching method Download PDFInfo
- Publication number
- CN115194015B CN115194015B CN202211017692.1A CN202211017692A CN115194015B CN 115194015 B CN115194015 B CN 115194015B CN 202211017692 A CN202211017692 A CN 202211017692A CN 115194015 B CN115194015 B CN 115194015B
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- CN
- China
- Prior art keywords
- shaping
- shaping insert
- insert
- block
- die holder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007493 shaping process Methods 0.000 title claims abstract description 203
- 238000004080 punching Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 58
- 229910052757 nitrogen Inorganic materials 0.000 claims description 29
- 238000003825 pressing Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
Classifications
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses a shaping side punching mechanism and a shaping side punching method, wherein a shaping insert is made into a floating structure, so that the side punching mechanism is avoided, two working contents of shaping and side punching can be completed in the same area of a stamping part in a set of dies, the development cost of the dies and the production cost after stamping part production are greatly reduced, a set of dies is reduced, the dimensional accuracy and dimensional stability of the stamping part can be still ensured, the use is convenient, the practicability is strong, and the problem of interference between the shaping insert and the side punching mechanism in the set of dies is solved.
Description
Technical Field
The invention relates to the technical field of automobile body stamping dies, in particular to a shaping side punching mechanism and a shaping side punching method.
Background
The stamping and shaping processes of the automobile stamping parts can only be completed by adding the stamping and shaping processes of the die on the stamping parts according to the traditional method, thus the development investment cost of the die is necessarily increased, and meanwhile, the energy consumption and the labor operation cost of a machine tool are increased due to the addition of working procedures during stamping production, so that the production cost of the whole part is also greatly increased. The novel shaping side punching mechanism does not need to increase a die, and can completely ensure the dimensional accuracy and dimensional stability of the punched parts.
Disclosure of Invention
The invention aims to solve the problems, and provides a shaping side punching mechanism and a shaping side punching method, wherein the shaping side punching mechanism can finish two working contents of shaping and side punching in the same area of a stamping part in a set of die, so that the development cost of the die and the production cost after stamping part measurement are greatly reduced, the set of die is reduced, the dimensional precision and the dimensional stability of the stamping part can still be ensured, the use is convenient, the practicability is strong, and the interference problem of a shaping insert and the side punching mechanism in the set of die is solved.
A side-piercing mechanism of the integer type, comprising: the die comprises an upper die holder, a lower die holder, a side punch Kong Xiexie base, a side punch Kong Xiexie slider, a shaping insert working hanging bolt, a shaping insert pier block, a shaping insert, a pressing plate, a side punch fixing seat, a side punch, a shaping insert side guide plate, a side punch wedge driving block, a shaping insert safety cover plate and a shaping punch; a side punching inclined wedge base is arranged on the upper die holder; a side punch Kong Xiexie sliding block is hung on the side punch Kong Xiexie base; a side punch fixing seat is fixed on the side punch Kong Xiexie sliding block through bolts; the side punch fixing seat is connected with a side punch through a bolt; the upper die holder is connected with an integral insert block upsetting block through bolts; the shaping insert pier block is contacted with the shaping insert when the die moves to a bottom dead center; the shaping insert is arranged on the inner side of the shaping insert side guide plate; the shaping insert is connected to the pressing plate through a shaping insert working hanging bolt; a shaping insert safety cover plate is arranged above the shaping insert working hanging bolt; the side punching Kong Xiexie sliding block is connected with the side punching inclined wedge driving block; the side punching inclined wedge driving block is fixed on the lower die holder; and the upper end of the lower die holder is provided with a shaping male die.
Specifically, the upper die holder is provided with an integer insert return nitrogen cylinder at a symmetrical position relative to the die; and a nitrogen cylinder cushion block is arranged below the shaping insert return nitrogen cylinder.
The invention also provides a shaping side punching method of the shaping side punching mechanism, which comprises the following steps:
s1, stamping:
s11, the equipment sliding block drives the upper die holder to move downwards until the material pressing plate is contacted with the lower die surface;
s12, the upper die holder continues to move downwards, and after a return nitrogen cylinder of the material pressing plate is compressed for 2mm, the shaping insert is contacted with the shaping male die;
s2, shaping process:
S21, the upper die holder continues to move downwards, the return nitrogen cylinder of the material pressing plate and the return nitrogen cylinder of the shaping insert continue to be compressed, and the side punch Kong Xiexie sliding block is contacted with the side punch inclined wedge driving block;
s22, the upper die holder continues to move downwards, the side punch moves downwards to a bottom dead center, and a part side punch is punched when the side punch is at the bottom dead center, at the moment, the shaping insert pier block reaches the bottom dead center, and the shaping insert pier block contacts with the shaping insert, so that shaping of the part is completed synchronously;
S3, a return process:
S31, finishing shaping work of the model, wherein an upper die holder moves upwards along with a device sliding block, a shaping insert pier block is separated from the shaping insert, a side punch is separated from a punching female die, and a side punch Kong Xiexie sliding block is separated from a side punching inclined wedge driving block;
S32, the upper die holder moves upwards continuously, the shaping insert is contacted with the shaping insert working hanging bolt, the shaping insert returns to the original position through the nitrogen cylinder, after the shaping insert moves upwards synchronously for 2mm under the action of the shaping insert working hanging bolt, the material pressing plate moves upwards synchronously under the drive of the working side pin until the upper dead point is reached, and the return process is completed.
Specifically, in the stamping process of the step S1, the shaping insert is guided by the shaping insert side guide plate, so that the front, back, left and right direction movement of the shaping insert is avoided.
Specifically, in the stamping process of the step S1, the shaping insert return nitrogen cylinder enables the shaping insert to reach the shaping position in advance, and shaping work is achieved when the shaping insert is blocked by the shaping insert block.
Specifically, in the shaping process of the step S2, the bottom dead center is located at the contact point between the shaping insert pier block and the shaping insert.
The invention has the beneficial effects that:
The shaping side punching mechanism and the shaping side punching method provided by the invention have the advantages that the shaping insert is made into a floating structure, the side punching mechanism is avoided, two working contents of shaping and side punching can be completed in the same area of a punching part in a set of die, the development cost of the die and the production cost after stamping part measurement are greatly reduced, a set of die is reduced, the dimensional precision and the dimensional stability of the punching part can still be ensured, the use is convenient, the practicability is strong, and the interference problem of the shaping insert and the side punching mechanism in the set of die is solved.
Drawings
FIG. 1 is a perspective view of a side punch mechanism of a full body type;
FIG. 2 is a top view of a side punch mechanism of the present invention;
FIG. 3 is a cross-sectional view of A-A corresponding to a top view of a side punch mechanism;
FIG. 4 is a cross-sectional view B-B corresponding to a top view of a side punch mechanism of the integer type;
fig. 5 is a flow chart of a shaping side punching mechanism and a shaping side punching method.
Detailed Description
The invention will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1,2,3 and 4, an integral side punching mechanism includes: the die comprises an upper die holder 1, a lower die holder 2, a side punch Kong Xiexie base 3, a side punch Kong Xiexie sliding block 4, a shaping insert working hanging bolt 5, a shaping insert upsetting block 6, a shaping insert 7, a material pressing plate 8, a side punch fixing seat 9, a side punch 10, a shaping insert side guide plate 11, a side punch wedge driving block 12, a shaping insert safety cover plate 15 and a shaping male die 16; a side punching inclined wedge base 3 is arranged on the upper die holder 1; a side punch Kong Xiexie sliding block 4 is hung on the side punch Kong Xiexie base 3; a side punch fixing seat 9 is fixed on the side punch Kong Xiexie sliding block 4 through bolts; the side punch fixing seat 9 is connected with a side punch 10 through a bolt; the upper die holder 1 is connected with an integral insert upsetting block 6 through bolts; the shaping insert pier block 6 is contacted with the shaping insert 7 when the die moves to a bottom dead center; the shaping insert 7 is arranged on the inner side of the shaping insert side guide plate 11; the shaping insert 7 is connected to the pressing plate 8 through a shaping insert working hanging bolt 5; a shaping insert safety cover plate 15 is arranged above the shaping insert working hanging bolt 5; the side punching Kong Xiexie sliding block 4 is connected with the side punching inclined wedge driving block 12; the side punching inclined wedge driving block 12 is fixed on the lower die holder 2; the upper end of the lower die holder is provided with a shaping punch 16.
Specifically, the upper die holder 1 is provided with an integer insert return nitrogen cylinder 13 at a symmetrical position relative to the die; and a nitrogen cylinder cushion block 14 is arranged below the shaping insert return nitrogen cylinder 13.
The side punching inclined wedge base 3 is arranged on the upper die holder 1, and the side punch Kong Xiexie sliding block 4 is hung on the side punch Kong Xiexie base 3. The side punch 10 is fixed on the side punching inclined wedge sliding block 4 through a flange of the side punch fixing seat 9, and the side punch fixing seat 9 is connected with the side punch Kong Xiexie sliding block 4 through a pin of a screw. The shaping insert pier dead block 6 is connected to the upper die holder 1 through two bolts, and when the die reaches a bottom dead center, the shaping insert pier dead block 6 contacts the shaping insert 7 to ensure that the mechanism completes shaping content. The shaping insert 7 is connected to the upper die pressing plate 8 through the shaping insert working hanging screw 5, the shaping insert 7 is ensured to slide in the vertical direction only through the shaping insert side guide plate 11, the shaping insert safety cover plate 15 prevents safety accidents caused by falling after the shaping insert working hanging screw 5 is broken, and the side punching inclined wedge driving block 12 is connected to the lower die holder 2 through screws and pins. The main function is to drive the side punch Kong Xiexie slide 4 to finish side punching.
Referring to fig. 5, the present invention further provides a shaping side punching method of a shaping side punching mechanism, comprising the following steps:
s1, stamping:
s11, the equipment sliding block drives the upper die holder 1 to move downwards until the material pressing plate 8 contacts with the lower die surface;
S12, the upper die holder 1 continues to move downwards, and after a return nitrogen cylinder of the material pressing plate 8 is compressed for 2mm, the shaping insert 7 is contacted with the shaping male die 16;
s2, shaping process:
S21, the upper die holder 1 continues to move downwards, the return nitrogen cylinder of the material pressing plate 8 and the return nitrogen cylinder 13 of the shaping insert continue to be compressed, and the side punch Kong Xiexie sliding block 4 is contacted with the side punch inclined wedge driving block 12;
S22, the upper die holder 1 continues to move downwards, the side punch 10 moves downwards to a bottom dead center, a part side punch is punched when the side punch is at the bottom dead center, at the moment, the shaping insert pier block 6 reaches the bottom dead center, and the shaping insert pier block 6 contacts with the shaping insert 7 to synchronously finish shaping of the part;
S3, a return process:
S31, finishing shaping work of the model, wherein the upper die holder 1 moves upwards along with the equipment sliding block, the shaping insert pier block 6 is separated from the shaping insert 7, the side punch 10 is separated from the punching female die, and the side punch Kong Xiexie sliding block 4 is separated from the side punch wedge driving block 12;
S32, the upper die holder 1 continues to move upwards, the shaping insert 7 is contacted with the shaping insert working hanging bolt 5, the shaping insert return nitrogen cylinder 13 returns, after the shaping insert 7 synchronously moves upwards by 2mm under the action of the shaping insert working hanging bolt 5, the material pressing plate 8 synchronously moves upwards under the drive of the working side pin until the upper dead point, and the return process is completed.
Specifically, in the stamping process in the step S1, the shaping insert 7 is guided by the shaping insert side guide plate 11, so as to avoid the front-back, left-right and movement of the shaping insert 7.
Specifically, in the stamping process of step S1, the shaping insert return nitrogen cylinder 13 makes the shaping insert 7 reach the shaping position in advance, and shaping work is realized when the shaping insert die block 6 dies the shaping insert 7.
Specifically, in the shaping process of the step S2, the bottom dead center is located at the contact point between the shaping insert pier block and the shaping insert.
Motion principle: in the stamping process, firstly, the equipment slide block drives the upper die holder 1 to move downwards until the material pressing plate 8 is contacted with the lower die surface, the upper die holder 1 continues to move downwards, the material pressing plate 8 return nitrogen cylinder is compressed, the shaping insert 7 is contacted with the shaping punch 16 after 2mm, the upper die holder 1 continues to move downwards, the return nitrogen cylinder of the material pressing plate 8 and the shaping insert return nitrogen cylinder 13 both continue to be compressed until the side punch Kong Xiexie slide block 4 is contacted with the side punch wedge driving block 12, the upper die holder 1 continues to move downwards until the side punch 10 punches out until the part side punch reaches the bottom dead center, at the moment, the shaping insert pier dead block 6 is synchronous to the bottom dead center, at the moment, the shaping insert pier dead block 6 is also contacted with the shaping insert 7, at the moment, the part shaping is synchronously completed, and the shaping insert 7 does not move relative to the shaping punch 16. Then the upper die holder 1 follows the equipment slide block to go upward, the shaping insert pier dead block 6 is separated from the shaping insert 7, shaping is completed, the synchronous side punch 10 starts to separate from the punching female die until the side punch Kong Xiexie slide block 4 is separated from the side punch wedge driving block 12, the upper die holder 1 continues to go upward, the shaping insert 7 is contacted with the shaping insert work hanging screw 5, the shaping insert return nitrogen cylinder 13 returns, the shaping insert 7 synchronously goes upward under the acting force of the shaping insert work hanging screw 5, and after 2mm, the pressing plate 8 synchronously goes upward under the action of the work side pin until the upper dead point is reached, and one punching cycle is completed. The shaping insert 7 is guided by the shaping insert side guide plate 11 in the whole stamping process, so that the front, back, left and right directions of the shaping insert 7 are prevented from moving. In the whole stamping process, the shaping insert 7 reaches the shaping position in advance through the shaping insert return nitrogen cylinder 13, and the shaping insert 7 is shaped by the shaping insert pier block 6 in the final stage, so that the problem of interference between the shaping insert 7 and the side punching mechanism in one set of die is solved.
In summary, the invention provides the shaping side punching mechanism and the shaping side punching method, which are suitable for punching parts in a set of dies, and can finish two working contents of shaping and side punching in the same area, thereby greatly reducing the development cost of the dies and the production cost after the stamping parts are measured; on the premise of ensuring the quality and stability of the product, one set of die is reduced, the development cost is greatly reduced, the use is convenient, and the practicability is high.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes or direct or indirect application in the relevant art utilizing the present specification and drawings are included in the scope of the present invention.
Claims (6)
1. An integer side punching mechanism, which is characterized in that: comprising the following steps: the die comprises an upper die holder (1), a lower die holder (2), a side punch Kong Xiexie base (3), a side punch Kong Xiexie sliding block (4), a shaping insert working hanging bolt (5), a shaping insert upsetting block (6), a shaping insert (7), a pressing plate (8), a side punch fixing seat (9), a side punch (10), a shaping insert side guide plate (11), a side punch wedge driving block (12), a shaping insert safety cover plate (15) and a shaping punch (16); a side punching inclined wedge base (3) is arranged on the upper die holder (1); a side punch Kong Xiexie sliding block (4) is hung on the side punch Kong Xiexie base (3); a side punch fixing seat (9) is fixed on the side punch Kong Xiexie sliding block (4) through bolts; a side punch (10) is connected to the side punch fixing seat (9) through bolts; the upper die holder (1) is connected with an integral insert upsetting block (6) through bolts; the shaping insert pier block (6) is contacted with the shaping insert (7) when the die moves to a bottom dead center; the shaping insert (7) is arranged on the inner side of the shaping insert side guide plate (11); the shaping insert (7) is connected to the material pressing plate (8) through a shaping insert working hanging bolt (5); a shaping insert safety cover plate (15) is arranged above the shaping insert working hanging bolt (5); the side punching Kong Xiexie sliding block (4) is connected with the side punching inclined wedge driving block (12); the side punching inclined wedge driving block (12) is fixed on the lower die holder (2); the upper end of the lower die holder is provided with a shaping male die (16).
2. The side-piercing mechanism of claim 1, wherein: the upper die holder (1) is provided with an integer insert return nitrogen cylinder (13) at a symmetrical position relative to the die; and a nitrogen cylinder cushion block (14) is arranged below the shaping insert return nitrogen cylinder (13).
3. A shaping side punching method, using the shaping side punching mechanism according to claim 2, characterized in that: the method comprises the following steps:
s1, stamping:
S11, the equipment sliding block drives the upper die holder (1) to move downwards until the material pressing plate (8) is contacted with the lower die surface;
s12, the upper die holder (1) continues to move downwards, and after a return nitrogen cylinder of the material pressing plate (8) is compressed for 2mm, the shaping insert (7) is contacted with the shaping male die (16);
s2, shaping process:
S21, the upper die holder (1) continues to move downwards, the return nitrogen cylinder of the material pressing plate (8) and the return nitrogen cylinder (13) of the shaping insert continue to be compressed, and the side punch Kong Xiexie sliding block (4) is contacted with the side punch inclined wedge driving block (12);
s22, the upper die holder (1) continues to move downwards, the side punch (10) moves downwards to a bottom dead center, a part side punching hole is punched out when the side punch is at the bottom dead center, at the moment, the shaping insert pier block (6) reaches the bottom dead center, and the shaping insert pier block (6) contacts with the shaping insert (7) to synchronously finish shaping of the part;
S3, a return process:
S31, finishing shaping work of the model, wherein an upper die holder (1) moves upwards along with a device sliding block, a shaping insert upsetting block (6) is separated from a shaping insert (7), a side punch (10) is separated from a punching female die, and a side punch Kong Xiexie sliding block (4) is separated from a side punch inclined wedge driving block (12);
S32, the upper die holder (1) moves upwards continuously, the shaping insert (7) is in contact with the shaping insert working hanging bolt (5), the shaping insert return nitrogen cylinder (13) returns, after the shaping insert (7) synchronously moves upwards by 2mm under the action of the shaping insert working hanging bolt (5), the material pressing plate (8) synchronously moves upwards under the drive of the working side pin until the upper dead point, and the return process is completed.
4. A side-piercing method according to claim 3, characterized in that: in the step S1 stamping process, the shaping insert (7) is guided by the shaping insert side guide plate (11), so that the front, back, left and right direction movement of the shaping insert (7) is avoided.
5. A side-piercing method according to claim 3, characterized in that: in the step S1 stamping process, the shaping insert return nitrogen cylinder (13) enables the shaping insert (7) to reach the shaping position in advance, and shaping work is achieved when the shaping insert upsetting block (6) upsets the shaping insert (7).
6. A side-piercing method according to claim 3, characterized in that: in the shaping process of the step S2, the bottom dead center is positioned at the contact point of the shaping insert pier block (6) and the shaping insert (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211017692.1A CN115194015B (en) | 2022-08-24 | 2022-08-24 | Shaping side punching mechanism and shaping side punching method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211017692.1A CN115194015B (en) | 2022-08-24 | 2022-08-24 | Shaping side punching mechanism and shaping side punching method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115194015A CN115194015A (en) | 2022-10-18 |
| CN115194015B true CN115194015B (en) | 2024-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211017692.1A Active CN115194015B (en) | 2022-08-24 | 2022-08-24 | Shaping side punching mechanism and shaping side punching method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115194015B (en) |
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| CN104438606A (en) * | 2014-11-04 | 2015-03-25 | 安徽久能信息科技有限公司 | Method for controlling cold stamping die capable of achieving shaping and punching in one workstage |
| CN104998969A (en) * | 2015-07-13 | 2015-10-28 | 柳州市楷都汽车零部件有限公司 | Continuous die for manufacturing vehicle connecting plate and continuous manufacture method of vehicle connecting plate |
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| JP5334449B2 (en) * | 2008-05-14 | 2013-11-06 | 本田技研工業株式会社 | Forging machine |
| CN203695726U (en) * | 2013-12-12 | 2014-07-09 | 北汽福田汽车股份有限公司 | Composite wedge structure for side punching |
| CN107363155B (en) * | 2017-08-23 | 2018-10-09 | 安徽江淮汽车集团股份有限公司 | A kind of side shaping and side punching composite die |
| CN207787464U (en) * | 2017-12-26 | 2018-08-31 | 浙江吉润汽车有限公司 | A kind of shaping punching die structure |
| CN209918706U (en) * | 2019-01-23 | 2020-01-10 | 重庆长安汽车股份有限公司 | Side shaping stamping die |
| CN110434234B (en) * | 2019-08-13 | 2021-04-27 | 奇瑞汽车股份有限公司 | Automobile side wall outer plate forming and processing die and method |
| CN110976649B (en) * | 2019-12-20 | 2021-11-02 | 奇瑞汽车股份有限公司 | Three railway carriage or compartment vapour car roof afterbody turn-ups plastic mould |
| CN213104100U (en) * | 2020-08-06 | 2021-05-04 | 柳州市柳江县永辉机械模具有限公司 | Vehicle front wheel cover plate side shaping and punching die |
| CN113695460B (en) * | 2021-08-13 | 2023-06-23 | 东风本田汽车有限公司 | Automobile fender side flanging side shaping side punching composite die |
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2022
- 2022-08-24 CN CN202211017692.1A patent/CN115194015B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104438606A (en) * | 2014-11-04 | 2015-03-25 | 安徽久能信息科技有限公司 | Method for controlling cold stamping die capable of achieving shaping and punching in one workstage |
| CN104998969A (en) * | 2015-07-13 | 2015-10-28 | 柳州市楷都汽车零部件有限公司 | Continuous die for manufacturing vehicle connecting plate and continuous manufacture method of vehicle connecting plate |
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| CN115194015A (en) | 2022-10-18 |
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