CN221231393U - High-flatness sheet metal die - Google Patents
High-flatness sheet metal die Download PDFInfo
- Publication number
- CN221231393U CN221231393U CN202322648511.1U CN202322648511U CN221231393U CN 221231393 U CN221231393 U CN 221231393U CN 202322648511 U CN202322648511 U CN 202322648511U CN 221231393 U CN221231393 U CN 221231393U
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- Prior art keywords
- piece
- sheet metal
- die
- punch
- die holder
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- 239000002184 metal Substances 0.000 title claims abstract description 76
- 238000003825 pressing Methods 0.000 claims abstract description 35
- 230000003139 buffering effect Effects 0.000 claims description 13
- 238000004080 punching Methods 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 3
- 238000005056 compaction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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 high-flatness sheet metal die which is characterized by comprising a female die, wherein a blanking hole matched with a part of a sheet metal part to be blanked is formed in the female die; the punch is matched with the blanking hole in shape, and the punch is matched with the female die through downward movement to complete blanking of the sheet metal part; an upper die holder; the pressing piece surrounds the punch and can move up and down relative to the upper die holder; the compressing elastic piece is used for applying downward elastic force to the compressing piece; the leveling piece is sleeved outside the punch and positioned between the punch and the pressing piece, a vertical through hole is formed in the leveling piece, and the through hole is matched with the punch in shape; through the setting of compressing tightly the piece, can compress tightly the sheet metal component on the die for the sheet metal component is difficult to take place to warp, through the setting of flattening piece, can be leveled the sheet metal component that takes place to warp by the die holder drive.
Description
Technical Field
The utility model relates to the technical field of sheet metal machining, in particular to a high-flatness sheet metal die.
Background
Sheet metal part blanking is an important step of sheet metal machining forming, when sheet metal part blanking is carried out, the sheet metal part is prevented from being arranged on a female die of a seat female die, then an upper die of a seat punch moves downwards, and the blanking processing of the sheet metal part is realized through the matching of the punch and a hole on the female die.
However, when the sheet metal part is machined by the punch, the punch can finish blanking the sheet metal part due to strong collision, but when the punch collides violently, the rest part of the sheet metal part, particularly the part close to the blanking position, is very easy to tilt, so that the sheet metal part after blanking is uneven.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model aims to provide a high-flatness sheet metal die which can press a sheet metal part on a female die through the arrangement of a pressing part, so that the sheet metal part is not easy to deform, and the deformed sheet metal part can be flattened by being driven by a lower die holder through the arrangement of a flattening part.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-flatness sheet metal die comprises a female die, wherein a blanking hole matched with a part of a sheet metal part to be blanked is formed in the female die;
The punch is matched with the blanking hole in shape, and the punch is matched with the female die through downward movement to complete blanking of the sheet metal part;
The top of the punch is fixedly connected with the upper die holder, and the upper die holder is used for driving the punch to move up and down;
The pressing piece surrounds the punch and can move up and down relative to the upper die holder;
The compressing elastic piece is used for applying downward elastic force to the compressing piece;
The leveling piece is sleeved outside the punch and positioned between the punch and the pressing piece, a vertical through hole is formed in the leveling piece, and the through hole is matched with the punch in shape;
The leveling piece can follow the pressing piece to press the sheet metal part on the top of the female die together, the leveling piece can move up and down relative to the pressing piece to reshape the sheet metal part under the action of the upper die holder, and after the punch is inserted into the blanking hole, the upper die holder applies downward pressure to the leveling piece.
The utility model is further provided with: the outer side of the leveling piece is attached to the inner wall of the pressing piece;
The sliding block is characterized in that two opposite inner walls of the leveling piece are provided with vertical sliding grooves in the length direction, the outer side of the leveling piece is fixedly connected with sliding blocks which are respectively inserted into the two sliding grooves, the sliding blocks can vertically slide in the sliding grooves, and positioning elastic pieces which apply upward elastic force to the sliding blocks are arranged in the sliding grooves.
The utility model is further provided with: the upper die holder bottom fixedly connected with protruding, protruding can only be with leveling piece contact in order to exert decurrent pressure for leveling piece.
The utility model is further provided with: the top of the pressing piece is fixedly connected with a plurality of vertically arranged guide rods, and the guide rods upwards penetrate through the upper die base and can vertically slide on the upper die base.
The utility model is further provided with: the compaction elastic piece is arranged as a spring, each guide rod corresponds to one compaction elastic piece, and the compaction elastic piece is sleeved outside the corresponding guide rod.
The utility model is further provided with: the die is fixedly connected to the top of the lower die holder, and a hole for the waste in the blanking hole to drop downwards is formed in the lower die holder;
The buffer piece is sleeved outside the female die and can move up and down relative to the female die;
and the buffer elastic piece is used for applying upward elastic force to the buffer piece, and when the buffer elastic piece is in a normal state, the top of the buffer piece is higher than the top of the female die.
The utility model is further provided with: the bottom of the buffering piece is fixedly connected with a plurality of guide rods which are vertically arranged, the guide rods vertically penetrate through the lower die holder and can vertically slide on the lower die holder, the buffering elastic pieces are arranged into springs, and one buffering elastic piece is sleeved outside each guide rod.
The utility model is further provided with: the top of the buffer piece is provided with three positioning strips, and the sheet metal part needing blanking is positioned at the top of the buffer piece by the three positioning strips.
In summary, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the sheet metal part can be pressed on the female die through the arrangement of the pressing part, so that the sheet metal part is not easy to deform, and the deformed sheet metal part can be flattened by being driven by the lower die holder through the arrangement of the flattening part.
Drawings
FIG. 1 is a schematic view of the overall structure of an embodiment;
FIG. 2 is a schematic diagram showing a punched hole according to an embodiment;
fig. 3 is a cross-sectional view of an embodiment embodying a chute and a slider.
In the figure: 1. a lower die holder; 2. a female die; 21. punching a hole; 3. an upper die holder; 31. a protrusion; 4. a punch; 5. a pressing member; 51. a chute; 52. positioning an elastic piece; 6. a leveling member; 61. a through hole; 62. a slide block; 7. a buffer member; 71. a positioning strip; 8. a guide rod; 81. compressing the elastic piece; 9. a guide rod; 91. and a buffer elastic member.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described in the following with reference to the accompanying drawings, and based on the embodiments of the present utility model, other similar embodiments obtained by those skilled in the art without making any inventive effort should be included in the scope of protection of the present utility model. In addition, directional words such as "upper", "lower", "left", "right", and the like, as used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the utility model.
The utility model will be further described with reference to the drawings and preferred embodiments.
Examples: the utility model provides a high roughness panel beating mould, see fig. 1-3, includes die 2 that is provided with blanking hole 21, sets up the drift 4 in die 2 top, is used for driving the upper die base 3 that drift 4 reciprocated, overlaps and establishes the compress tightly piece 5 outside drift 4, is used for exerting the compress tightly elastic component 81 of downward elasticity and overlaps and establish the level and smooth piece 6 outside drift 4 to compressing tightly piece 5. Specifically, the blanking hole 21 on the die 2 vertically penetrates through the die 2 and is matched with a part of the sheet metal part to be blanked; the punch 4 has a shape matching the punching hole 21, and the punch 4 completes the punching process of the sheet metal part by moving downward and cooperating with the die 2. The punch 4 is fixedly connected to the bottom of the upper die holder 3, and the compression elastic piece 81, the leveling piece 6 and the compression piece 5 are arranged below the upper die holder 3; the pressing member 5 can move up and down relative to the upper die holder 3, and when the pressing elastic member 81 is in a normal state, the bottom of the pressing member 5 is lower than the bottom of the punch 4. A vertical through hole 61 is arranged in the leveling member 6, and the through hole 61 is matched with the shape of the punch 4. The leveling piece 6 can follow the pressing piece 5 to press the sheet metal part on the top of the female die 2, the leveling piece 6 can move up and down relative to the pressing piece 5 to reshape the sheet metal part under the action of the upper die holder 3, and after the punch 4 is inserted into the blanking hole 21, the upper die holder 3 applies downward pressure to the leveling piece 6.
The sheet metal part is placed on the female die 2, then the upper die holder 3 moves downwards, in the moving process, the pressing part 5 and the flat part 6 are contacted with the sheet metal part, then the pressing elastic part 81 is compressed, so that the position of the pressing part 5 and the flat part 6 is fixed, the punch 4 continues to move downwards under the action of the upper die holder 3, so that the rest positions of the sheet metal part outside the blanking position are pressed on the female die 2, then the punch 4 continues to move downwards, so that the punch 4 is inserted into the blanking hole 21 to complete the blanking of the sheet metal part, and when the blanking is carried out, the rest positions of the sheet metal part are not easy to warp due to the action of the pressing part 5 and the flat part 6; however, the part close to the punching position of the sheet metal part is still easy to generate certain deformation at the moment of punching, so the embodiment sets up that the punch 4 continues to move downwards after finishing punching until the upper die holder 3 applies downward pressure on the leveling part 6, so that the leveling part 6 can press the sheet metal part of the deformed part on the top of the die 2, leveling of the deformed part is realized, the flatness of the sheet metal part is improved, and then the upper die holder 3 moves upwards.
Specifically, the outer side of the leveling piece 6 is attached to the inner wall of the pressing piece 5; two opposite inner walls of the leveling piece 6 are provided with sliding grooves 51 vertical in the length direction, the outer side of the leveling piece 6 is fixedly connected with sliding blocks 62 which are respectively inserted into the two sliding grooves 51, the sliding blocks 62 can vertically slide in the sliding grooves 51, and positioning elastic pieces 52 which apply upward elastic force to the sliding blocks 62 are arranged in the sliding grooves 51.
Through setting up of location elastic component 52 for leveling piece 6 can follow and compress tightly piece 5 and compress tightly on the sheet metal component together, and when follow-up upper die base 3 applys down pressure to leveling piece 6, leveling piece 6 also can compress tightly the sheet metal component deformation portion on die 2 downwards and level. Specifically, the positioning elastic member 52 is provided as a spring.
Specifically, the bottom of the upper die holder 3 is fixedly connected with a protrusion 31, the punch 4 is fixedly connected to the bottom of the protrusion 31, and the protrusion 31 can only contact with the leveling member 6 to apply downward pressure to the leveling member 6.
Specifically, the top of the pressing piece 5 is fixedly connected with a plurality of vertically arranged guide rods 8, and the guide rods 8 upwards penetrate through the upper die holder 3 and can vertically slide on the upper die holder 3; the compressing elastic pieces 81 are arranged as springs, each guiding rod 8 corresponds to one compressing elastic piece 81, and the compressing elastic pieces 81 are sleeved outside the corresponding guiding rods 8.
Specifically, the embodiment further includes a lower die holder 1 disposed at the bottom of the die 2, a buffer member 7 sleeved outside the die 2, and a buffer elastic member 91 for applying an upward elastic force to the buffer member 7; the female die 2 is fixedly connected to the top of the lower die holder 1, and a hole for the waste in the blanking hole 21 to drop downwards is formed in the lower die holder 1. Specifically, when the buffer elastic member 91 is in a normal state, the height of the top of the buffer member 7 is higher than the height of the top of the die 2.
When the sheet metal part is blanked, firstly positioning the sheet metal part on the buffer part 7, then moving downwards through the lower die holder 1, moving downwards the buffer part 7 under the action of the pressing part 5 and the flat part 6 on the lower die holder 1 until the sheet metal part contacts with the top of the female die 2, and then blanking; after blanking is completed, the upper die holder 3 moves upwards, under the action of the buffering elastic piece 91, the buffering piece 7 drives the sheet metal part to move upwards and separate from the female die 2, and after the pressing piece 5 separates from the sheet metal part, the sheet metal part is taken down from the top of the buffering piece 7.
Through the setting of bolster 7, can press from both sides tight location to the sheet metal component earlier, then carry out blanking operation to can the line press from both sides tight to the partial position of sheet metal component, then carry out the blanking again, make the sheet metal component appear deformation more difficult when carrying out the blanking, and compress tightly piece 5 and the preceding contact of bolster 7, can cushion the decurrent impact force of upper die holder 3 in advance through the buffering elastic component 91 of bolster 7 bottom, thereby reduce the impact force of punching instant drift 4 to the influence of non-blanking position sheet metal component, thereby be difficult to cause the perk deformation of sheet metal component. And after blanking is finished, the sheet metal part can be automatically jacked up from the female die 2, so that the sheet metal part can be conveniently blanked.
Specifically, a plurality of guide rods 9 that vertically set up are fixedly connected with bottom the punching part, and guide rods 9 vertically pass die holder 1 and can slide from top to bottom at die holder 1, and buffering elastic piece 91 sets up to the spring, and a buffering elastic piece 91 is all overlapped outside every guide rod 9.
Specifically, the top of the buffer member 7 is provided with three positioning strips 71, and the three positioning strips 71 position the sheet metal part to be blanked on the top of the buffer member 7. When the sheet metal part is positioned, three positioning strips 71 are respectively contacted with three sides of the sheet metal part.
Specifically, when the pressing member 5 presses the sheet metal member against the buffer member 7, three sides of the pressing member 5 are respectively in contact with the inner sides of the three positioning strips 71.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (8)
1. A high-flatness sheet metal die is characterized in that: the stamping die comprises a female die (2), wherein a blanking hole (21) matched with a part of the sheet metal part to be blanked is formed in the female die (2);
The punch (4) is matched with the blanking hole (21) in shape, and the punch (4) is matched with the die (2) through downward movement to complete blanking of the sheet metal part;
The upper die holder (3), the top of the punch (4) is fixedly connected with the upper die holder (3), and the upper die holder (3) is used for driving the punch (4) to move up and down;
The pressing piece (5) surrounds the punch (4) and can move up and down relative to the upper die holder (3);
a pressing elastic member (81), the pressing elastic member (81) being used for applying downward elastic force to the pressing member (5);
The leveling piece (6) is sleeved outside the punch (4) and positioned between the punch (4) and the pressing piece (5), a vertical through hole (61) is formed in the leveling piece (6), and the through hole (61) is matched with the punch (4) in shape;
The leveling piece (6) can follow the pressing piece (5) to press the sheet metal part on the top of the female die (2), the leveling piece (6) can move up and down relative to the pressing piece (5) to shape the sheet metal part under the action of the upper die holder (3), and after the punch (4) is inserted into the blanking hole (21), the upper die holder (3) applies downward pressure to the leveling piece (6).
2. The high-flatness sheet metal die of claim 1, wherein: the outer side of the leveling piece (6) is attached to the inner wall of the pressing piece (5);
Two opposite inner walls of the leveling piece (6) are provided with sliding grooves (51) vertical in the length direction, sliding blocks (62) respectively inserted into the two sliding grooves (51) are fixedly connected to the outer sides of the leveling piece (6), the sliding blocks (62) can vertically slide in the sliding grooves (51), and positioning elastic pieces (52) applying upward elastic force to the sliding blocks (62) are arranged in the sliding grooves (51).
3. The high-flatness sheet metal die of claim 2, wherein: the bottom of the upper die holder (3) is fixedly connected with a protrusion (31), and the protrusion (31) can only contact with the leveling piece (6) to apply downward pressure to the leveling piece (6).
4. A high flatness sheet metal die according to claim 3, characterized in that: the top of the pressing piece (5) is fixedly connected with a plurality of guide rods (8) which are vertically arranged, and the guide rods (8) upwards penetrate through the upper die holder (3) and can vertically slide on the upper die holder (3).
5. The high-flatness sheet metal die of claim 4, wherein: the compressing elastic pieces (81) are arranged as springs, each guide rod (8) corresponds to one compressing elastic piece (81), and the compressing elastic pieces (81) are sleeved outside the corresponding guide rods (8).
6. The high-flatness sheet metal die of claim 5, wherein: the die comprises a die body, a die seat (2) and a punching hole (21), wherein the die seat (1) is fixedly connected to the top of the die seat (1), and the die seat (1) is provided with a hole for waste in the punching hole (21) to drop downwards;
The buffer piece (7) is sleeved outside the female die (2) and can move up and down relative to the female die (2);
And the buffering elastic piece (91) is used for applying upward elastic force to the buffering piece (7), and when the buffering elastic piece (91) is in a normal state, the top of the buffering piece (7) is higher than the top of the female die (2).
7. The high-flatness sheet metal die of claim 6, wherein: the bottom of the buffer piece (7) is fixedly connected with a plurality of guide rods (9) which are vertically arranged, the guide rods (9) vertically penetrate through the lower die holder (1) and can slide up and down on the lower die holder (1), the buffer elastic pieces (91) are arranged as springs, and each guide rod (9) is sleeved with one buffer elastic piece (91).
8. The high-flatness sheet metal die of claim 7, wherein: the top of the buffer piece (7) is provided with three positioning strips (71), and the three positioning strips (71) position the sheet metal part to be blanked at the top of the buffer piece (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322648511.1U CN221231393U (en) | 2023-09-28 | 2023-09-28 | High-flatness sheet metal die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322648511.1U CN221231393U (en) | 2023-09-28 | 2023-09-28 | High-flatness sheet metal die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221231393U true CN221231393U (en) | 2024-06-28 |
Family
ID=91591919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322648511.1U Active CN221231393U (en) | 2023-09-28 | 2023-09-28 | High-flatness sheet metal die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221231393U (en) |
-
2023
- 2023-09-28 CN CN202322648511.1U patent/CN221231393U/en active Active
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| GR01 | Patent grant |