CN116372023A - Plate bending die with arc-shaped guide structure - Google Patents
Plate bending die with arc-shaped guide structure Download PDFInfo
- Publication number
- CN116372023A CN116372023A CN202310363925.1A CN202310363925A CN116372023A CN 116372023 A CN116372023 A CN 116372023A CN 202310363925 A CN202310363925 A CN 202310363925A CN 116372023 A CN116372023 A CN 116372023A
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- CN
- China
- Prior art keywords
- plate
- die
- lower die
- arc
- guide structure
- Prior art date
- 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.)
- Granted
Links
- 238000005452 bending Methods 0.000 title claims abstract description 22
- 238000007667 floating Methods 0.000 claims abstract description 19
- 238000007493 shaping process Methods 0.000 claims 4
- 239000000463 material Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- 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
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a plate bending die with an arc-shaped guide structure, which comprises: the upper die mechanism comprises an upper die plate, an upper punch and an upper stripper plate, wherein the upper punch is fixedly arranged on the upper die plate, and the upper stripper plate is elastically connected to the upper die plate; the lower die mechanism comprises a lower die plate, a floating seat and a lower forming punch, wherein the plate is placed on the lower die plate, symmetrically arranged guide pieces are arranged on two sides of the lower die plate and are elastically connected onto the lower die plate, the guide pieces are fixedly arranged on the lower die plate through fasteners, one sides of the guide pieces are provided with cambered surfaces, the cambered surfaces are contacted with the plate, the floating seat is correspondingly arranged below the upper punch, the floating seat is elastically connected onto the lower die plate, the lower forming punch penetrates through the floating seat, and the upper punch is provided with a forming surface corresponding to the lower forming punch. Compared with the prior art, the arc-shaped guide piece contacts the plate through the arc-shaped side surface, so that the die can effectively position plates with different widths.
Description
Technical Field
The invention relates to the technical field of bending and forming, in particular to a plate bending die with an arc-shaped guide structure.
Background
Stamping is a press working method in which a material is pressed at room temperature by a die attached to a press to be separated or plastically deformed, thereby obtaining a desired part.
In the process of bending the metal plate, a guide piece is generally used for guaranteeing that the plate is conveyed along a straight line, so that the accuracy of a forming position and the forming quality are guaranteed. In the existing die, the guide piece can only position the plate with a specific width, so that the plate can be subjected to stamping forming only with a corresponding width which needs to be processed, and effective guiding and positioning cannot be realized even if the width is slightly wider or slightly narrower.
Disclosure of Invention
The invention aims at: the plate bending die with the arc-shaped guide structure is provided, and the arc-shaped guide piece is contacted with the plate through the arc-shaped side surface, so that the die can effectively position plates with different widths.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a panel bending die with an arcuate guide structure, comprising:
the upper die mechanism comprises an upper die plate, an upper punch and an upper stripper plate, wherein the upper punch is fixedly arranged on the upper die plate, and the upper stripper plate is elastically connected to the upper die plate;
the lower die mechanism comprises a lower die plate, a floating seat and a lower forming punch, wherein the plate is placed on the lower die plate, symmetrically arranged guide pieces are arranged on two sides of the lower die plate and are elastically connected onto the lower die plate, the guide pieces are fixedly arranged on the lower die plate through fasteners, one sides of the guide pieces are provided with cambered surfaces, the cambered surfaces are contacted with the plate, the floating seat is correspondingly arranged below the upper punch, the floating seat is elastically connected onto the lower die plate, the lower forming punch penetrates through the floating seat, and the upper punch is provided with a forming surface corresponding to the lower forming punch.
As a further description of the above technical solution:
the back of the guide piece is provided with a connecting plate, and the fastener passes through the connecting plate and is connected to the lower template in a threaded manner.
As a further description of the above technical solution:
the fastener is sleeved with a spring, one end of the spring is contacted with the connecting plate, and the opposite end is contacted with the upper surface of the lower template.
As a further description of the above technical solution:
the lower template is provided with a groove for installing the guide piece, a lug is arranged on one opposite side wall of the groove, and a chute with a position corresponding to the lug is arranged on the side surface of the guide piece.
As a further description of the above technical solution:
at least one stripping thimble is arranged in the upper punch and is elastically connected with the upper punch.
As a further description of the above technical solution:
the top end of the stripping thimble is hemispherical.
As a further description of the above technical solution:
the lower die mechanism further comprises a lower die base plate, lower die legs and a lower die bottom plate, the lower die plate is fixedly arranged on the lower die base plate, and the lower die legs are arranged between the lower die base plate and the lower die bottom plate.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. in the invention, when the die works, the upper die mechanism descends, the upper die mechanism and the lower die mechanism preliminarily clamp the die, the upper punch is matched with the floating seat, a piece of material is cut out from a plate, then the upper die mechanism continues to descend, the upper die mechanism and the lower die mechanism completely clamp the die, the molding surface of the upper punch is matched with the lower molding punch, the cut material is bent and molded, a product is formed, and the product is bent, cut and molded at one time.
2. According to the invention, the mounting height of the guide piece is adjusted up and down through the fastening piece, so that the distance between the surfaces of the guide pieces on two sides of the lower template is changed, and the die can effectively position plates with different widths.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a plate bending die with an arc-shaped guiding structure.
Fig. 2 is a schematic diagram of preliminary mold closing of a plate bending mold with an arc-shaped guiding structure.
Fig. 3 is a schematic diagram showing complete closing of a plate bending die with an arc-shaped guide structure.
Fig. 4 is a schematic structural view of a lower die plate in a plate bending die with an arc-shaped guiding structure.
Fig. 5 is a schematic view showing the installation of a guide member in a plate bending die with an arc-shaped guide structure.
Fig. 6 is a second schematic installation view of a guide member in a plate bending die with an arc-shaped guide structure.
Legend description:
1. an upper die mechanism; 11. an upper template; 12. an upper punch; 121. molding surface; 122. a stripping thimble; 13. a stripping plate is arranged on the upper part; 2. a lower die mechanism; 21. a lower template; 211. a groove; 212. a bump; 22. a floating seat; 23. a lower forming punch; 24. a lower die backing plate; 25. a lower die leg; 26. a lower die bottom plate; 3. a guide member; 31. a fastener; 32. a cambered surface; 33. a connecting plate; 34. a spring; 35. a chute; 4. a sheet material.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In describing embodiments of the present invention, it should be noted that, the azimuth or positional relationship indicated by the terms "upper", "inner", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-6, the present invention provides a technical solution: a panel bending die with an arcuate guide structure, comprising:
the upper die mechanism 1 comprises an upper die plate 11, an upper punch 12 and an upper stripper plate 13, wherein the upper punch 12 is fixedly arranged on the upper die plate 11, and the upper stripper plate 13 is elastically connected to the upper die plate 11;
the lower die mechanism 2 comprises a lower die plate 21, a floating seat 22 and a lower forming punch 23, wherein the plate 4 is placed on the lower die plate 21, symmetrically arranged guide pieces 3 are arranged on two sides of the lower die plate 21, the guide pieces 3 are elastically connected to the lower die plate 21, the guide pieces 3 are fixedly arranged on the lower die plate 21 through fasteners 31, an arc surface 32 is arranged on one side of each guide piece 3, the arc surface 32 is in contact with the plate 4, the floating seat 22 is correspondingly arranged below the upper punch 12, the floating seat 22 is elastically connected to the lower die plate 21, the lower forming punch 23 penetrates through the floating seat 22, and a forming surface 121 corresponding to the lower forming punch 23 is arranged on the upper punch 12.
The back of the guide piece 3 is provided with a connecting plate 33, the fastening piece 31 passes through the connecting plate 33 and is connected to the lower template 21 in a threaded mode, the installation height of the guide piece 3 can be adjusted by rotating the fastening piece 31, positioning adjustment of plates with different widths is achieved, and the operation is flexible.
The fastening piece 31 is sleeved with a spring 34, one end of the spring 34 contacts the connecting plate 33, and the opposite end contacts the upper surface of the lower template 21, so that the mounting and dismounting are convenient, and the flexible replacement of the elastic element (namely the spring 34) is convenient.
The lower die plate 21 is provided with a groove 211 for installing the guide member 3, a bump 212 is arranged on one opposite side wall of the groove 211, a chute 35 corresponding to the bump 212 is arranged on the side surface of the guide member 3, and the guide member 3 is positioned, so that the guide member 3 moves up and down smoothly, and the guiding effect is ensured.
At least one stripping thimble 122 is arranged in the upper punch 12, and the stripping thimble 122 is elastically connected to the upper punch 12, so that a formed product is separated from the upper punch 12, and blanking is facilitated.
The top end of the stripping thimble 122 is hemispherical, so that the contact area with a formed product is reduced, and damage is avoided.
The lower die mechanism 2 further comprises a lower die backing plate 24, lower die legs 25 and a lower die bottom plate 26, wherein the lower die plate 21 is fixedly arranged on the lower die backing plate 24, and the lower die legs 25 are arranged between the lower die backing plate 24 and the lower die bottom plate 26.
Working principle: when the die works, the upper die mechanism 1 descends, the upper die mechanism 1 and the lower die mechanism 2 are preliminarily clamped, specifically referring to fig. 2, the upper punch 12 is matched with the floating seat 22, a piece of material is cut out of the plate 4, then the upper die mechanism 1 continues to descend, the upper die mechanism 1 and the lower die mechanism 2 are completely clamped, specifically referring to fig. 3, the forming surface 121 of the upper punch 12 is matched with the lower forming punch 23, the cut material is bent and formed, a product is formed, and the product is bent, cut and formed in one step. The guide members 3 are vertically adjusted in installation height through the fastening members 31, so that the distance between the surfaces (namely, the cambered surfaces 32) of the guide members 3 on the two sides of the lower die plate 21 is changed, and the die can effectively position plates with different widths.
The guide members 3 on both sides can be adjusted to the same height (as in fig. 5) or to different heights (as in fig. 6). When the guide pieces 3 on the two sides are at the same height, the center of the plate 4 in the width direction is aligned with the upper punch; when the heights of the guide pieces 3 on the two sides are different, the center of the width direction of the plate 4 is not aligned with the upper punch, and the center of the plate 4 is offset, so that when one side edge of the plate 4 is defective, the upper punch 12 can be relatively far away from the edge of the plate 4, and the product forming quality is ensured.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. Plate bending die with arc guide structure, its characterized in that includes:
the upper die mechanism (1) comprises an upper die plate (11), an upper punch (12) and an upper stripper plate (13), wherein the upper punch (12) is fixedly arranged on the upper die plate (11), and the upper stripper plate (13) is elastically connected to the upper die plate (11);
lower mould mechanism (2), it includes lower bolster (21), floating seat (22) and lower shaping drift (23), panel (4) are placed on lower bolster (21), lower bolster (21) both sides are provided with guide (3) of symmetrical arrangement, guide (3) elastic connection is in on lower bolster (21), just guide (3) are in through fastener (31) fixed mounting on lower bolster (21), guide (3) one side is provided with cambered surface (32), cambered surface (32) contact panel (4), floating seat (22) position corresponds to be set up on upper punch (12) below, floating seat (22) elastic connection is in on lower bolster (21), lower shaping drift (23) wear to locate floating seat (22), be provided with the position on upper punch (12) and correspond shaping profile (121) of lower shaping drift (23).
2. A plate bending die with an arc-shaped guide structure according to claim 1, wherein a connecting plate (33) is arranged on the back of the guide member (3), and the fastener (31) is screwed on the lower die plate (21) after passing through the connecting plate (33).
3. A plate bending die with an arc-shaped guide structure according to claim 2, wherein a spring (34) is sleeved on the fastening piece (31), one end of the spring (34) contacts the connecting plate (33), and the opposite end contacts the upper surface of the lower die plate (21).
4. A plate bending die with an arc-shaped guide structure according to claim 1, wherein a groove (211) for installing the guide member (3) is formed in the lower die plate (21), a projection (212) is formed on an opposite side wall of the groove (211), and a chute (35) corresponding to the projection (212) is formed on a side surface of the guide member (3).
5. The plate bending die with the arc-shaped guide structure according to claim 1, wherein at least one stripping thimble (122) is arranged in the upper punch (12), and the stripping thimble (122) is elastically connected to the upper punch (12).
6. The plate bending die with the arc-shaped guide structure according to claim 5, wherein the top end of the stripping thimble (122) is hemispherical.
7. The plate bending die with the arc-shaped guide structure according to claim 1, wherein the lower die mechanism (2) further comprises a lower die base plate (24), a lower die foot (25) and a lower die bottom plate (26), the lower die plate (21) is fixedly installed on the lower die base plate (24), and the lower die foot (25) is arranged between the lower die base plate (24) and the lower die bottom plate (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310363925.1A CN116372023B (en) | 2023-04-07 | 2023-04-07 | Plate bending die with arc-shaped guide structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310363925.1A CN116372023B (en) | 2023-04-07 | 2023-04-07 | Plate bending die with arc-shaped guide structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116372023A true CN116372023A (en) | 2023-07-04 |
| CN116372023B CN116372023B (en) | 2024-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310363925.1A Active CN116372023B (en) | 2023-04-07 | 2023-04-07 | Plate bending die with arc-shaped guide structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116372023B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1927497A (en) * | 2006-06-15 | 2007-03-14 | 兰州理工大学 | Cold stamping composite mold |
| CN202278113U (en) * | 2011-09-16 | 2012-06-20 | 上海华普汽车有限公司 | Automatic positioning device for adjustable turnover-type die |
| CN203853468U (en) * | 2014-05-21 | 2014-10-01 | 四川长虹技佳精工有限公司 | Sheet self-adaptive positioning type die |
| CN209223003U (en) * | 2018-07-18 | 2019-08-09 | 江铃汽车股份有限公司 | A kind of positioning plate and punch stretching mould |
| CN209363449U (en) * | 2019-01-14 | 2019-09-10 | 烟台泰利汽车模具股份有限公司 | A kind of adaptive location mechanism |
| CN210547542U (en) * | 2019-07-23 | 2020-05-19 | 重庆平伟汽车科技股份有限公司 | Adjustable arc positioning tool |
| CN212094054U (en) * | 2019-11-28 | 2020-12-08 | 惠州市升华工业有限公司 | Outer pipe position structure for positioning workpiece and die |
| CN213793859U (en) * | 2020-11-04 | 2021-07-27 | 青岛铭青机电有限公司 | Stamping die tooling clamp for producing computer case cover plate |
| CN217889238U (en) * | 2022-08-24 | 2022-11-25 | 安徽佰顺梵金属装饰工程有限公司 | A location frock for aluminium component processing |
-
2023
- 2023-04-07 CN CN202310363925.1A patent/CN116372023B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1927497A (en) * | 2006-06-15 | 2007-03-14 | 兰州理工大学 | Cold stamping composite mold |
| CN202278113U (en) * | 2011-09-16 | 2012-06-20 | 上海华普汽车有限公司 | Automatic positioning device for adjustable turnover-type die |
| CN203853468U (en) * | 2014-05-21 | 2014-10-01 | 四川长虹技佳精工有限公司 | Sheet self-adaptive positioning type die |
| CN209223003U (en) * | 2018-07-18 | 2019-08-09 | 江铃汽车股份有限公司 | A kind of positioning plate and punch stretching mould |
| CN209363449U (en) * | 2019-01-14 | 2019-09-10 | 烟台泰利汽车模具股份有限公司 | A kind of adaptive location mechanism |
| CN210547542U (en) * | 2019-07-23 | 2020-05-19 | 重庆平伟汽车科技股份有限公司 | Adjustable arc positioning tool |
| CN212094054U (en) * | 2019-11-28 | 2020-12-08 | 惠州市升华工业有限公司 | Outer pipe position structure for positioning workpiece and die |
| CN213793859U (en) * | 2020-11-04 | 2021-07-27 | 青岛铭青机电有限公司 | Stamping die tooling clamp for producing computer case cover plate |
| CN217889238U (en) * | 2022-08-24 | 2022-11-25 | 安徽佰顺梵金属装饰工程有限公司 | A location frock for aluminium component processing |
Non-Patent Citations (1)
| Title |
|---|
| 康俊远: "《冷冲压工艺与模具设计 第2版》", vol. 2, 北京理工大学出版社, pages: 58 - 59 * |
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| Publication number | Publication date |
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| CN116372023B (en) | 2024-04-16 |
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