CN219724294U - Punching die with double dies - Google Patents
Punching die with double dies Download PDFInfo
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- CN219724294U CN219724294U CN202321300616.1U CN202321300616U CN219724294U CN 219724294 U CN219724294 U CN 219724294U CN 202321300616 U CN202321300616 U CN 202321300616U CN 219724294 U CN219724294 U CN 219724294U
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- punching
- die
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- plate
- upper die
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- 238000004080 punching Methods 0.000 title claims abstract description 176
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 239000002184 metal Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a dual-mode punching die which comprises an upper die holder, a lower supporting plate, a pre-punching die and a fine punching die, wherein the upper die holder is arranged on the lower supporting plate; the top of the upper die holder is provided with a driving device for driving the upper die holder to move up and down, a pre-punching die and a fine punching die are arranged between the upper die holder and the lower supporting plate side by side, the pre-punching die comprises a pre-punching upper die and a pre-punching lower die, a pre-punching punch head is arranged on the pre-punching upper die, the pre-punching lower die is provided with a pre-punching forming hole corresponding to the pre-punching punch head, the fine punching die comprises a fine punching upper die and a fine punching lower die, a fine punching punch head is arranged on the fine punching upper die, and a fine punching forming hole corresponding to the fine punching head is arranged on the fine punching lower die. The utility model relates to a dual-mode punching die which is simple in structure and convenient to operate, and can be used for punching sheet metal parts with small wall thickness and small area on a large-tonnage machine tool, the two working procedures can be carried out simultaneously, the pressure of the large-tonnage machine tool is fully utilized, the production cost is reduced, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the field of punching dies, in particular to a punching die with one machine and two dies.
Background
With the development of economy, the automobile is widely popularized, the application of sheet metal parts in the automobile field is wide, the requirements are higher and higher, for some small-area and thick-walled automobile sheet metal parts, pre-punching is needed to be carried out on the sheet metal parts during production, then fine punching is carried out, but the sheet metal parts with the thick walls cannot be punched by the conventional small-tonnage machine tool, a large-tonnage machine tool is needed to be used for processing each working procedure of small parts, but the large-tonnage machine tool is used on a small die, the punching machine is not balanced well during punching, the abrasion of a machine slide rail is easy to cause, the purchase of a large-tonnage machine table is high, the occupied area is large, the resources are wasted, and the production cost is high.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a dual-mode punching die which is simple in structure and convenient to operate, and can be used for punching a sheet metal part with small wall thickness and area on a large-tonnage machine tool, the two working procedures can be carried out simultaneously, the pressure of the large-tonnage machine tool is fully utilized, the production cost is reduced, and the production efficiency is improved.
The utility model is realized in the following way: a dual-mode punching die comprises an upper die holder, a lower supporting plate, a pre-punching die and a fine punching die; the top of the upper die holder is provided with a driving device for driving the upper die holder to move up and down, the pre-punching die and the fine punching die are arranged between the upper die holder and the lower supporting plate side by side, the pre-punching die comprises a pre-punching upper die and a pre-punching lower die, the pre-punching upper die is provided with a pre-punching punch head, the pre-punching lower die is provided with a pre-punching forming hole corresponding to the pre-punching head, the fine punching die comprises a fine punching upper die and a fine punching lower die, the fine punching upper die is provided with a fine punching head, and the fine punching lower die is provided with a fine punching forming hole corresponding to the fine punching head.
Further, the pre-punching upper die sequentially comprises a hollow plate, an upper base plate, an upper clamping plate and a female die which are arranged on the lower surface of the upper die holder from top to bottom, a knocking-out plate is arranged in a cavity of the hollow plate, an upper stripping plate is arranged in the female die, one end of the pre-punching head is arranged in the upper clamping plate, and the other end of the pre-punching head penetrates through the upper stripping plate; the pre-punching lower die sequentially comprises a lower die holder, a lower base plate, a lower clamping plate, a lower die plate and a lower stripper plate which are arranged on the upper surface of the lower supporting plate from bottom to top, wherein the pre-punching forming hole is formed in one side of the lower die plate, the lower end of the lower die plate is fixed on the lower clamping plate, the upper end of the lower die plate penetrates through the lower stripper plate, and the pre-punching die is used for pre-punching positioning holes on parts.
Further, the fine blanking upper die sequentially comprises an upper base plate, an upper clamping plate and an upper stripper plate which are arranged on the lower surface of the upper die holder from top to bottom, one end of the fine blanking punch is arranged in the upper clamping plate, and the other end of the fine blanking punch penetrates through the upper stripper plate; the fine punching lower die sequentially comprises a lower die holder, a lower base plate, a lower clamping plate and a lower die plate which are arranged on the upper surface of the lower supporting plate from bottom to top, wherein the fine punching forming hole is positioned at the center of the lower die plate, the lower die plate is fixed in the lower clamping plate, and the fine punching die is used for fine punching of parts.
Further, the pre-punching lower pad foot is arranged between the bottom of the pre-punching lower die and the lower supporting plate, the fine-punching lower pad foot is arranged between the bottom of the fine-punching lower die and the lower supporting plate, and the fine-punching lower pad foot is higher than the pre-punching lower pad foot in height, so that the positions of the pre-punching die and the fine-punching die are conveniently staggered, and the positions of the two dies are adjacent and nearer.
The utility model has the advantages that: according to the utility model, the two dies with the working procedures are arranged on the large-tonnage machine tool at the same time, so that the sheet metal part with the wall thickness and the small area can be punched, and the two working procedures are carried out at the same time, so that the residual pressure of the large-tonnage machine tool is fully utilized, the production cost is reduced, the production efficiency is improved, a small-tonnage machine tool is not required, and the part punching is more stable.
Drawings
The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a dual-mode punching die of the utility model.
The accompanying drawings illustrate reference numerals: the upper die holder 1, the lower support plate 2, the pre-punching die 3, the upper punching die 31, the hollow plate 311, the upper backing plate 312, the upper clamping plate 313, the female die 314, the upper stripper plate 315, the pre-punching head 316, the pre-punching lower die 32, the lower die holder 321, the lower backing plate 322, the lower clamping plate 323, the lower die plate 324, the lower stripper plate 325, the pre-punching forming hole 326, the pre-punching lower pad 33, the fine punching die 4, the fine punching upper die 41, the upper backing plate 411, the upper clamping plate 412, the upper stripper plate 413, the fine punching punch 414, the fine punching lower die 42, the lower die holder 421, the lower backing plate 422, the lower clamping plate 423, the lower die plate 424, the fine punching forming hole 425, the fine punching lower pad 43 and the part 5.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, a dual-mode punching die comprises an upper die holder 1, a lower supporting plate 2, a pre-punching die 3 and a fine punching die 4; the top of the upper die holder 1 is provided with a driving device (not shown) for driving the upper die holder 1 to move up and down, the pre-punching die 3 and the fine punching die 4 are arranged between the upper die holder 1 and the lower supporting plate 2 side by side, two dies are simultaneously arranged through a large-tonnage machine tool, the residual pressure of the large-tonnage machine tool can be fully utilized, the punching machine is better balanced during punching, and the abrasion of a machine slide rail is not easy to be caused, the pre-punching die 3 comprises a pre-punching upper die 31 and a pre-punching lower die 32, the pre-punching upper die 31 is provided with a pre-punching head 316, the pre-punching lower die 32 is provided with a pre-punching forming hole 326 corresponding to the pre-punching head 316, the pre-punching upper die 31 sequentially comprises a hollow plate 311, an upper base plate 312, an upper clamping plate 313 and a female die 314 from top to bottom, a punching plate 315 is arranged in a cavity of the hollow plate 411, an upper stripping plate 315 is arranged in the female die 314, one end of the pre-punching head 316 is arranged in the upper clamping plate 313, and the other end of the pre-punching head 316 penetrates through the upper stripping plate 315; the pre-punching lower die 32 sequentially comprises a lower die holder 321, a lower base plate 322, a lower clamping plate 323, a lower die plate 324 and a lower stripping plate 325 which are arranged on the upper surface of the lower supporting plate 2 from bottom to top, the pre-punching forming hole 326 is positioned on one side in the lower die plate 324, the lower end of the lower die plate 324 is fixed on the lower clamping plate 323, the upper end penetrates through the lower stripping plate 325, and a pre-punching lower pad foot 33 is arranged between the bottom of the pre-punching lower die 32 and the lower supporting plate 2 and used for being matched with the travel of a machine tool. The fine punching die 4 is used for fine punching the part 5, the fine punching die 4 comprises a fine punching upper die 41 and a fine punching lower die 42, a fine punching punch 414 is arranged on the fine punching upper die 41, a fine punching forming hole 425 corresponding to the fine punching punch 414 is arranged on the fine punching lower die 42, the fine punching upper die 41 sequentially comprises an upper base plate 411, an upper clamping plate 412 and an upper stripping plate 413 which are arranged on the lower surface of the upper die holder 1 from top to bottom, one end of the fine punching punch 414 is arranged in the upper clamping plate 412, and the other end of the fine punching punch 414 penetrates through the upper stripping plate 413; the fine blanking lower die 42 sequentially comprises a lower die holder 421, a lower base 422, a lower clamping plate 423 and a lower die plate 424 which are arranged on the upper surface of the lower supporting plate 2 from bottom to top, the fine blanking forming hole 425 is positioned at the center of the lower die plate 424, the lower die plate 424 is fixed in the lower clamping plate 423, fine blanking lower padding 43 is arranged between the bottom of the fine blanking lower die 42 and the lower supporting plate 2, and the fine blanking lower padding 43 is higher than the pre-blanking padding 33, so that the pre-punching die 3 and the fine blanking die 4 can be matched with the machine tool stroke.
The pre-punching die 3 is used for pre-punching a positioning hole for the part 5, the fine punching die 4 is used for carrying out fine punching on the part 5, after the pre-punching upper die 31 moves upwards, the part 5 is placed on the lower die plate 324, then the pre-punching upper die 31 moves downwards, one side of the part 5 forms a positioning hole through punching of the pre-punching head 316, the pre-punching is completed, then the pre-punched part 5 is placed on the lower die plate 424 of the fine punching die 4, the part 5 is accurately positioned on the fine punching die 4 through the positioning hole, after the positioning is completed, the part 5 needing the pre-punching is continuously placed on the lower die plate 324 of the pre-punching die 3, the upper die holder 1 moves downwards, the pre-punching upper die 31 and the fine punching upper die 41 are driven to move downwards, meanwhile, the two parts 5 are simultaneously punched, the pre-punching and the fine punching of the part 5 are respectively completed, the production efficiency is improved, the pressure of a large-tonnage machine tool can be fully utilized, the production cost is reduced, two small dies are respectively on the large-tonnage machine tool, the balance is enabled to be better, and the slide rail of the machine is prevented from being worn.
According to the utility model, the two dies with the working procedures are arranged on the large-tonnage machine tool at the same time, so that the sheet metal part with the wall thickness and the small area can be punched, and the two working procedures are carried out at the same time, so that the residual pressure of the large-tonnage machine tool is fully utilized, the production cost is reduced, the production efficiency is improved, a small-tonnage machine tool is not required, and the part punching is more stable.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.
Claims (4)
1. A machine bimodulus cut-out press, its characterized in that: comprises an upper die holder, a lower supporting plate, a pre-punching die and a fine punching die; the top of the upper die holder is provided with a driving device for driving the upper die holder to move up and down, the pre-punching die and the fine punching die are arranged between the upper die holder and the lower supporting plate side by side, the pre-punching die comprises a pre-punching upper die and a pre-punching lower die, the pre-punching upper die is provided with a pre-punching punch head, the pre-punching lower die is provided with a pre-punching forming hole corresponding to the pre-punching head, the fine punching die comprises a fine punching upper die and a fine punching lower die, the fine punching upper die is provided with a fine punching head, and the fine punching lower die is provided with a fine punching forming hole corresponding to the fine punching head.
2. The one-machine dual-mode punching die as claimed in claim 1, wherein: the pre-punching upper die sequentially comprises a hollow plate, an upper base plate, an upper clamping plate and a female die which are arranged on the lower surface of an upper die holder from top to bottom, wherein a knocking-out plate is arranged in a cavity of the hollow plate, an upper stripping plate is arranged in the female die, one end of a pre-punching head is arranged in the upper clamping plate, and the other end of the pre-punching head penetrates through the upper stripping plate; the pre-punching lower die sequentially comprises a lower die holder, a lower base plate, a lower clamping plate, a lower die plate and a lower stripper plate which are arranged on the upper surface of the lower supporting plate from bottom to top, wherein the pre-punching forming hole is formed in one side of the lower die plate, the lower end of the lower die plate is fixed on the lower clamping plate, and the upper end of the lower die plate penetrates through the lower stripper plate.
3. The one-machine dual-mode punching die as claimed in claim 1, wherein: the fine blanking upper die sequentially comprises an upper base plate, an upper clamping plate and an upper stripper plate which are arranged on the lower surface of the upper die holder from top to bottom, one end of the fine blanking punch is arranged in the upper clamping plate, and the other end of the fine blanking punch penetrates through the upper stripper plate; the fine blanking lower die sequentially comprises a lower die base, a lower base plate, a lower clamping plate and a lower die plate which are arranged on the upper surface of the lower supporting plate from bottom to top, wherein the fine blanking forming hole is positioned at the center of the lower die plate, and the lower die plate is fixed in the lower clamping plate.
4. The one-machine dual-mode punching die as claimed in claim 1, wherein: the bottom of the pre-punching lower die and the lower supporting plate are provided with pre-punching lower padding feet, the bottom of the fine-punching lower die and the lower supporting plate are provided with fine-punching lower padding feet, and the height of the fine-punching lower padding feet is higher than that of the pre-punching lower padding feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321300616.1U CN219724294U (en) | 2023-05-26 | 2023-05-26 | Punching die with double dies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321300616.1U CN219724294U (en) | 2023-05-26 | 2023-05-26 | Punching die with double dies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219724294U true CN219724294U (en) | 2023-09-22 |
Family
ID=88028795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321300616.1U Active CN219724294U (en) | 2023-05-26 | 2023-05-26 | Punching die with double dies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219724294U (en) |
-
2023
- 2023-05-26 CN CN202321300616.1U patent/CN219724294U/en active Active
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