CN220127359U - Multi-position punching forming stamping die - Google Patents
Multi-position punching forming stamping die Download PDFInfo
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- CN220127359U CN220127359U CN202321177144.5U CN202321177144U CN220127359U CN 220127359 U CN220127359 U CN 220127359U CN 202321177144 U CN202321177144 U CN 202321177144U CN 220127359 U CN220127359 U CN 220127359U
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- 238000004080 punching Methods 0.000 title claims abstract description 79
- 229920001971 elastomer Polymers 0.000 claims abstract description 18
- 239000005060 rubber Substances 0.000 claims abstract description 18
- 239000002699 waste material Substances 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model discloses a multi-position simultaneous punching forming stamping die, which comprises an upper die, a lower die and a lower die, wherein the upper die comprises a plurality of upper die punching inserts, a waste ejection assembly arranged on the upper die punching inserts, and upper die plate push nails arranged along the upper die punching inserts; the lower die comprises floating plate inserts which are arranged in one-to-one correspondence with the upper female die punching inserts, at least one punching male die arranged in the floating plate inserts, an elastic rubber arranged below the floating plate inserts and a limit column arranged towards the upper die; the floating plate insert is arranged towards the upper die in a protruding mode and can move up and down along the punching male die. The stamping die is provided with a plurality of female die punching inserts, a floating plate insert and at least one punching male die arranged in the floating plate insert, and the inside of the shell is positioned through the floating plate insert, so that the positioning mode is convenient for placing and taking out parts; the die can carry out different punching processing on a plurality of shells at the same time, and the shell has high punching forming quality, good size consistency and high production efficiency.
Description
Technical Field
The utility model belongs to the technical field of stamping, and particularly relates to a stamping die for multi-position simultaneous punching and forming.
Background
As shown in fig. 1 and 2, a functional part of a switch is a casing 25A, a casing 25B and a casing 25C, each casing 25 is a square column with a cavity, holes with different sizes and shapes are required to be processed at the bottom of each casing 25, and the sizes of each casing 25 are different, and different requirements are imposed on the distribution positions of the processed holes. The linear cutting forming mode is adopted, so that the machining efficiency is low, and the size deviation of the hole is easy to cause.
At present, most punching dies are generally arranged on an upper die, so that the punching process is not facilitated by fixing the shell as shown in fig. 1 and 2, and waste after punching is not easy to treat. The patent of application No. cn2015168128. X discloses a cut-out press, including upper die base, die holder, die shank, terrace die, guide pillar and guide pin bushing, wherein: the male die is arranged on the lower surface of the upper die holder, the female die is arranged on the upper surface of the lower die holder, the male die is provided with a plurality of punching parts, and the punching parts are arranged at intervals along the extending direction of the cavity of the female die; the female die is provided with a plurality of first forming holes, and the first forming holes and the punching parts are arranged in one-to-one correspondence.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide a punching forming and stamping die capable of punching multiple positions simultaneously.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the stamping die comprises an upper die, a lower die, a waste ejection assembly, a lower die plate and a lower die plate nail pushing assembly, wherein the upper die comprises a plurality of upper die punching inserts, the waste ejection assembly is arranged on the upper die punching inserts, and the upper die plate nail pushing assembly is arranged along the upper die punching inserts;
the lower die comprises floating plate inserts which are arranged in one-to-one correspondence with the upper female die punching inserts, at least one punching male die arranged in the floating plate inserts, an elastic rubber arranged below the floating plate inserts and a limit column arranged towards the upper die; the floating plate insert is arranged towards the upper die in a protruding mode and can move up and down along the punching male die.
Preferably, the upper die comprises a die handle, an upper die holder, a first upper base plate, an upper lining plate, a second upper base plate and an upper concave die plate in sequence from top to bottom.
Preferably, the waste material jacking component comprises a cover plate arranged in the upper lining plate in a sliding manner, a spring arranged on the cover plate, an upper push nail fixing plate arranged below the cover plate, and a plurality of upper push nails connected with the upper push nail fixing plate and arranged towards the lower die.
Preferably, one end of the spring is fixedly connected with the cover plate, and the other end of the spring penetrates through the first upper base plate to be fixed in the upper die holder; one end of the upper push pin is connected with the upper push pin fixing plate, the other end of the upper push pin sequentially penetrates through the second upper base plate and the upper concave die plate, and the upper push pin is in sliding connection with the second upper base plate and the upper concave die plate.
Preferably, the upper concave die plate push pin is arranged in the upper concave die plate and protrudes out of the upper concave die plate.
Preferably, the lower die sequentially comprises a lower die seat, a lower base plate, a lower fixing plate, a lower lining plate and a floating plate from bottom to top.
Preferably, the floating plate insert is arranged in the floating plate; the punching male die is arranged in the floating plate insert and penetrates through the lower lining plate to be connected with the lower fixing plate.
Preferably, the elastic rubber is arranged between the floating plate and the lower fixed plate and is arranged along the outer side of the lower lining plate; and the thickness of the elastic rubber is larger than that of the lower lining plate.
Preferably, the limiting column is arranged on the lower fixing plate, penetrates through the lower lining plate and the floating plate in sequence, and can move up and down along the limiting column.
Preferably, guide pieces are correspondingly arranged on the upper die and the lower die; the guide piece comprises a guide post arranged in the upper die and a guide post hole correspondingly arranged in the lower die.
Compared with the prior art, the utility model has the following advantages:
the stamping die for multi-position simultaneous punching forming is provided with a plurality of female die punching inserts, floating plate inserts and at least one punching male die arranged in the floating plate inserts, and the inside of the shell is positioned through the floating plate inserts, so that the positioning mode is convenient for placing and taking out parts; the die can carry out different punching processing on a plurality of shells at the same time, and the shell has high punching forming quality, good size consistency and high production efficiency.
And a waste ejection assembly is arranged, so that the shell punching waste automatically falls.
Drawings
In order to more clearly illustrate the technical solutions of specific embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a schematic structural view of a housing;
FIG. 2 is a top view of the block diagram of FIG. 1;
FIG. 3 is a schematic view of the upper die structure of the present utility model;
FIG. 4 is a schematic view of the lower die structure of the present utility model;
FIG. 5 is a schematic top view of the lower die of the present utility model;
FIG. 6 is a schematic view of the structure of the floating plate insert of the present utility model;
FIG. 7 is a schematic top view of FIG. 6;
reference numerals: 1-upper die, 2-upper die punching insert, 3-upper die plate push pin, 4-lower die, 5-floating plate insert, 6-punching male die, 7-elastic rubber, 8-limit column, 9-die shank, 10-upper die holder, 11-first upper base plate, 12-upper lining plate, 13-second upper base plate, 14-upper die plate, 15-cover plate, 16-spring, 17-upper push pin fixing plate, 18-upper push pin, 19-lower die holder, 20-lower base plate, 21-lower fixing plate, 22-lower lining plate, 23-floating plate, 24-guide post, 25-shell.
Detailed Description
The present utility model will be further described with reference to the drawings and the specific embodiments, but it should not be construed that the scope of the subject matter of the present utility model is limited to the following embodiments, and various modifications, substitutions and alterations made according to the ordinary skill and familiar means of the art to which this utility model pertains are included within the scope of the present utility model without departing from the above technical idea of the utility model.
Referring to fig. 3 and 7, the multi-position simultaneous punching forming stamping die in the present utility model includes an upper die 1, wherein the upper die 1 includes a die shank 9, an upper die holder 10, a first upper backing plate 11, an upper liner plate 12, a second upper backing plate 13 and an upper die plate 14 from top to bottom in sequence; the upper die plate 14 is disposed toward the lower die 4. Specifically, the die shank 9 is disposed at a middle position of the upper die holder 10, and the upper die holder 10, the first upper base plate 11, the upper liner plate 12, the second upper base plate 13 and the upper die plate 14 may be welded or fixed by bolts.
The upper die 1 comprises a plurality of upper die punching inserts 2, in this embodiment, three upper die punching inserts 2 are provided, which are respectively called an upper die punching insert 2A, an upper die punching insert 2B and an upper die punching insert 2C, and can be used in cooperation with the lower die 4 to process three parts simultaneously; the three upper female die punching inserts 2 are arranged on the same straight line at intervals. In other embodiments, the number and arrangement positions of the upper die punch inserts 2 can be adjusted accordingly, for example, 2 and 4 parts are arranged to be processed simultaneously, 2 and 4 parts respectively.
The upper die 1 further comprises a waste ejection assembly, the waste ejection assembly comprises a cover plate 15 arranged in the upper lining plate 12 in a sliding manner, a spring 16 arranged on the cover plate 15, an upper push pin fixing plate 17 arranged below the cover plate 15, and a plurality of upper push pins 18 connected with the upper push pin fixing plate 17 and arranged towards the lower die 4. Specifically, a groove is formed in the upper liner plate 12 in a direction towards the second upper liner plate 13, and the cover plate 15 and the push-up nail fixing plate 17 are disposed in the groove and move up and down along the groove. A spring 16 is arranged at one end of the cover plate 15 facing away from the push-up pin fixing plate 17, and the other end of the spring 16 penetrates through the first upper base plate 11 to be fixed in the upper die holder 10. The upper push nails 18 are arranged at one end of the upper push nail fixing plate 17, which is away from the cover plate 15, the other end of the upper push nails 18 sequentially passes through the second upper base plate 13 and the upper concave die plate 14, and the upper push nails 18 are in sliding connection with the second upper base plate 13 and the upper concave die plate 14. That is, when the cover plate 15 and the upper push pin fixing plate 17 move in the direction of the first upper base plate 11, the upper push pins 18 fixed on the upper push pin fixing plate 17 are driven to slide relative to the second upper base plate 13 and the upper die plate 14.
The upper die 1 further comprises an upper die plate push pin 3 arranged along the upper die punching insert 2; the upper female die plate push nails 3 are arranged in the upper female die plate 14 and are arranged to protrude out of the upper female die plate 14.
In this embodiment, the number of the upper push pins 18 and the upper die plate push pins 3 may be distributed around the upper die punching insert 2 according to the design of the die. The upper die pins 18 may be provided in different diameters. The part of the upper concave die plate pushing nails 3 protruding out of the upper concave die plate 14 is longer than the part of the upper concave die plate pushing nails 18 protruding out of the upper concave die plate 14.
The lower die 4 comprises a lower die holder 19, a lower base plate 20, a lower fixing plate 21, a lower lining plate 22 and a floating plate 23 from bottom to top in sequence; the floating plate 23 is disposed toward the upper die 1. Specifically, the lower die holder 19, the lower base plate 20, the lower fixing plate 21 and the lower lining plate 22 may be welded or may be fixedly connected by bolts. In this embodiment, the size of the lower die holder 19 is the largest, the sizes of the lower bolster 20, the lower fixed plate 21 and the floating plate 23 are smaller than the size of the lower die holder 19, but the sizes of the three are larger than the size of the lower liner plate 22, and the lower die holder 19, the lower bolster 20, the lower fixed plate 21, the lower liner plate 22 and the floating plate 23 are arranged on the same axis.
The lower die 4 further comprises floating plate inserts 5 which are arranged in one-to-one correspondence with the upper female die punching inserts 2. The floating plate insert 5 is arranged to protrude toward the upper die 1, that is, the floating plate insert 5 is arranged in the floating plate 23 and protrudes toward the floating plate 23.
In this embodiment, the number of the floating plate inserts 5 is 3, which are referred to as a floating plate insert 5A, a floating plate insert 5B and a floating plate insert 5C, respectively, for convenience of the following description. In this embodiment, the floating plate insert 5A, the floating plate insert 5B and the floating plate insert 5C are respectively disposed on the floating plate 23, on the same straight line, and are disposed in one-to-one correspondence with the 3 upper die punching inserts 2.
At least one punch 6 is provided in each floating plate insert 5, said punch 6 being provided in the floating plate insert 5 and being connected to the lower fixing plate 21 through the lower lining plate 22. When the die is not used, the floating plate insert 5 is flush with the top of the punching male die 6; in use, the floating plate insert 5 can be moved up and down along the piercing punch 6.
For processing the part shown in fig. 1 and 2, two punching punches 6 are provided in the floating plate insert 5A, and the two punching punches 6 are different in size and shape, respectively referred to as a punching punch 6A and a punching punch 6B; two punching punches 6A and one punching punch 6B are provided in the floating plate insert 5B; two punching punches 6A and one punching punch 6B are provided in the floating plate insert 5C. In other embodiments, the number, shape and arrangement positional relationship of the punch punches 6A and 6B may be adjusted accordingly according to the processing requirements of the parts.
An elastic rubber 7 is arranged below the floating plate insert 5, specifically, the elastic rubber 7 is arranged between the floating plate 23 and the lower fixed plate 21 and along the outer side of the lower lining plate 22, and the thickness of the elastic rubber 7 is larger than that of the lower lining plate 22. The elastic rubber 7 is arranged between the floating plate 23 and the lower fixed plate 21, the floating plate insert 5 is arranged on the floating plate 23, and when the floating plate 23 receives downward force, the elastic rubber 7 is pressed downward, so that the floating plate insert 5 is driven to move downward along the punching male die 6.
In this embodiment, the elastic rubbers 7 are disposed on opposite sides of the lower liner 22, and typically 4 to 6 elastic rubbers 7 are disposed. In other embodiments, the elastic rubber 7 is disposed on four partition walls of the lower liner 22.
The lower die 4 further comprises a limit post 8 arranged towards the upper die 1; the limiting column 8 is arranged on the lower fixing plate 21, penetrates through the lower lining plate 22 and the floating plate 23 in sequence, and the floating plate 23 can move up and down along the limiting column 8.
Guide pieces are correspondingly arranged on the upper die 1 and the lower die 4; the guide piece comprises a guide post 24 arranged in the upper die 1 and a guide post hole correspondingly arranged in the lower die 4. In this embodiment, four guide posts 24 are provided at four corners of the upper die plate 14, and protrude from the upper die plate 14 toward the lower die 4; the guide pillar holes are arranged in the floating plate 23 and are arranged in one-to-one correspondence with the guide pillars 24.
In this embodiment, a plurality of screw holes are further provided in the lower die 4, which correspond to the upper push pins 18 and the upper die plate push pins 3, respectively. The upper die punching insert 2 and the floating plate insert 5 can be correspondingly adjusted according to the shape of the part.
The die is matched with a press machine for use, and the working principle of the die is as follows:
1. the operator sequentially vertically places the shell A, the shell B and the shell C on the floating plate insert 5A, the floating plate insert 5B and the floating plate insert 5C respectively, and positions the shells by vertically placing the shells through the inserts respectively.
2. The pedal on the press is stepped on, the upper die 1 descends, the upper female die punching insert 2A, the upper female die punching insert 2B, the upper female die punching insert 2C, the upper female die plate push pin 3 and the guide pillar 24 which are fixed in the upper female die plate 14 descend, firstly the guide pillar 24 enters the guide pillar hole to guide, secondly the upper female die plate push pin 3 makes the floating plate 23 descend under the action of the press, and at the moment, the floating plate 23 compresses the elastic rubber 7 until the upper female die punching insert 2A, the upper female die punching insert 2B and the upper female die punching insert 2C are in contact with the shell.
3. The upper die 1 continues to move downwards, and when the floating plate 23 contacts with the lower lining plate 22 and limits, the punching male dies 6 correspondingly arranged in the floating plate insert 5A, the floating plate insert 5B and the floating plate insert 5C are matched with the upper female die punching insert 2A, the upper female die punching insert 2B and the upper female die punching insert 2C to punch and form the shell.
4. The upper die 1 continues to descend, and the upper push pin fixing plate 17 and the cover plate 15 of the upper die 1 compress the springs 16 under the action of the press until the limit posts 8 are contacted with the upper concave die plate 14 and limit.
After the shell punches a hole, the upper die 1 moves upwards, the floating plate 23 of the lower die 4 returns to the original position under the action of the elastic rubber 7, and the upper push nails 18 fixed on the upper push nail fixing plate 17 push down the punching waste under the action of the springs 16, so that the upper die 1 returns to the original state. Then the operator sequentially removes the shell from the floating plate insert 5A, the floating plate insert 5B and the floating plate insert 5C by using tweezers, and the punching can be completed
The multi-position simultaneous punching forming stamping die provided by the utility model is described in detail, specific examples are applied to illustrate the structure and the working principle of the utility model, and the description of the above embodiments is only used for helping to understand the method and the core idea of the utility model. It should be noted that it will be apparent to those skilled in the art that various improvements and modifications can be made to the present utility model without departing from the principles of the utility model, and such improvements and modifications fall within the scope of the appended claims.
Claims (10)
1. A multi-position simultaneous punching forming stamping die is characterized in that: the die comprises an upper die (1), a waste ejection assembly and an upper die plate push pin (3), wherein the upper die comprises a plurality of upper die punching inserts (2), and the waste ejection assembly is arranged on the upper die punching inserts (2);
the lower die (4) comprises floating plate inserts (5) which are arranged in one-to-one correspondence with the upper female die punching inserts (2), at least one punching male die (6) arranged in the floating plate inserts (5), an elastic rubber (7) arranged below the floating plate inserts (5), and a limit column (8) arranged towards the upper die (1); the floating plate insert (5) is arranged to protrude towards the upper die (1) and can move up and down along the punching male die (6).
2. A multi-position simultaneous punch forming stamping die as defined in claim 1, wherein: the upper die (1) sequentially comprises a die shank (9), an upper die holder (10), a first upper base plate (11), an upper lining plate (12), a second upper base plate (13) and an upper die plate (14) from top to bottom.
3. A multi-position simultaneous punch forming stamping die as defined in claim 2, wherein: the waste material jacking component comprises a cover plate (15) arranged in the upper lining plate (12) in a sliding manner, a spring (16) arranged on the cover plate (15), an upper push nail fixing plate (17) arranged below the cover plate (15), and a plurality of upper push nails (18) connected with the upper push nail fixing plate (17) and arranged towards the lower die (4).
4. A multi-position simultaneous punch forming stamping die as defined in claim 3, wherein: one end of the spring (16) is fixedly connected with the cover plate (15), and the other end of the spring passes through the first upper base plate (11) to be fixed in the upper die holder (10); one end of the upper push pin (18) is connected with the upper push pin fixing plate (17), the other end sequentially passes through the second upper base plate (13) and the upper concave die plate (14), and the upper push pin (18) is in sliding connection with the second upper base plate (13) and the upper concave die plate (14).
5. A multi-position simultaneous punch forming stamping die as defined in claim 2, wherein: the upper female die plate push pin (3) is arranged in the upper female die plate (14) and protrudes out of the upper female die plate (14).
6. A multi-position simultaneous punch forming stamping die as defined in claim 1, wherein: the lower die (4) sequentially comprises a lower die holder (19), a lower base plate (20), a lower fixing plate (21), a lower lining plate (22) and a floating plate (23) from bottom to top.
7. The multi-position simultaneous punch forming stamping die of claim 6, wherein: the floating plate insert (5) is arranged in the floating plate (23); the punching male die (6) is arranged in the floating plate insert (5) and penetrates through the lower lining plate (22) to be connected with the lower fixing plate (21).
8. The multi-position simultaneous punch forming stamping die of claim 7, wherein: the elastic rubber (7) is arranged between the floating plate (23) and the lower fixed plate (21) and is arranged along the outer side of the lower lining plate (22); and the thickness of the elastic rubber (7) is larger than that of the lower lining plate (22).
9. The multi-position simultaneous punch forming stamping die of claim 8, wherein: the limiting column (8) is arranged on the lower fixed plate (21) and penetrates through the lower lining plate (22) and the floating plate (23) in sequence, and the floating plate (23) can move up and down along the limiting column (8).
10. A multi-position simultaneous punch forming stamping die as claimed in any one of claims 1 to 9, wherein: guide pieces are correspondingly arranged on the upper die (1) and the lower die (4); the guide piece comprises a guide pillar (24) arranged in the upper die (1) and a guide pillar hole correspondingly arranged in the lower die (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321177144.5U CN220127359U (en) | 2023-05-16 | 2023-05-16 | Multi-position punching forming stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321177144.5U CN220127359U (en) | 2023-05-16 | 2023-05-16 | Multi-position punching forming stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220127359U true CN220127359U (en) | 2023-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321177144.5U Active CN220127359U (en) | 2023-05-16 | 2023-05-16 | Multi-position punching forming stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220127359U (en) |
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2023
- 2023-05-16 CN CN202321177144.5U patent/CN220127359U/en active Active
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