CN211386579U - Stamping die capable of bending up and down in one step - Google Patents
Stamping die capable of bending up and down in one step Download PDFInfo
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- CN211386579U CN211386579U CN201921311300.6U CN201921311300U CN211386579U CN 211386579 U CN211386579 U CN 211386579U CN 201921311300 U CN201921311300 U CN 201921311300U CN 211386579 U CN211386579 U CN 211386579U
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Abstract
The utility model provides a stamping die bends from top to bottom one step of completion, including last mould assembly and lower mould assembly, its characterized in that: the upper die assembly comprises an upper die base, an upper backing plate, an upper fixing plate, a discharging backing plate and a discharging plate which are sequentially and elastically connected in parallel from top to bottom, and the upper die base, the upper backing plate and the upper fixing plate are sequentially fixed from top to bottom to form an upper half section which can move in time along with the press; the unloading base plate and the unloading plate are fixed to form a buffer section; the upper fixing plate is provided with a tapered wedge, the tapered wedge is provided with an inclined plane, and one end of the stripper plate, which is close to the lower die assembly, is provided with a bending punch and a forming male die; lower mould subassembly is located last mould subassembly under, and lower mould subassembly from the top down includes: the lower die plate, the lower fixing plate, the lower backing plate and the lower die base are fixedly mounted. The utility model discloses bend from top to bottom needs two and carry out a punching press and bend, labour saving and time saving, easy operation has improved work efficiency, reduces the processing cost of work piece simultaneously.
Description
Technical Field
The utility model discloses mainly relate to the stamping die field, especially relate to a stamping die bends from top to bottom one step of completion.
Background
In the punching processing industry, some products are often bent up and down simultaneously, the existing die structure can only singly realize that the products are bent upwards or bent downwards, the die structure not only needs two steps of processes to complete, the processing efficiency is low, in the process of the two steps of processes, the products need to be disassembled for many times, the products are positioned for many times, and the accumulated error of the products is increased, so that the precision of the products is influenced.
Published chinese utility model patent, application No. CN201621023567.1, patent name: mould of bending in succession from top to bottom, application date: 2016-08-31, the utility model relates to an upper and lower continuous mould of bending, include: an upper die mechanism and a lower die mechanism. Wherein, last mold mechanism includes: the upper die base, the upper die forming male die, the upper spring and the upper stripper plate; the lower die mechanism comprises: the lower die comprises a lower die base, a lower spring, a lower die floating plate, a first lower die forming male die and a second lower die forming male die; in the up-down continuous bending die, the first lower die forming die and the second lower die forming die are commonly used for carrying the material sheet, and the upper stripper plate and the lower die floating plate clamp the material sheet. The upper die forming male die and the upper stripper plate move towards the lower die floating plate under the drive of the upper die base. The bending process can be completed only by a single process of driving the upper die mechanism and the lower die mechanism to be matched under the action of the punch press, continuous bending from top to bottom is realized without a plurality of sets of dies and a plurality of processes, and the bending machine is simple in structure and high in working efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a stamping die bends about one step of completion to the above-mentioned defect of prior art, including last module and lower module, its characterized in that: the upper die assembly comprises an upper die base, an upper padding plate, an upper fixing plate 3, a discharging padding plate 4 and a discharging plate 5 which are sequentially, parallelly and elastically connected from top to bottom, and the upper die base, the upper padding plate and the upper fixing plate 3 are sequentially fixed from top to bottom to form an upper half section which can move in time along with the press; the unloading base plate 4 and the unloading plate 5 are fixed to form a buffer section;
the upper fixing plate 3 is provided with a wedge 19, the wedge 19 is provided with an inclined plane, and one end of the stripper plate 5 close to the lower die assembly is provided with a bending punch 14 and a forming punch 17;
the lower mould subassembly is located the mould subassembly under, lower mould subassembly from the top down includes: the lower die comprises a lower die plate 6, a lower fixing plate 7, a lower cushion plate 8 and a lower die holder 9, wherein the lower die plate 6, the lower fixing plate 7, the lower cushion plate 8 and the lower die holder 9 are fixedly arranged;
the lower template 6 is provided with a fixed block 24, a bending female die 15 and a forming female die 18, and a first sliding block 23 is arranged between the lower fixed plate 7 and the lower backing plate 8;
a lower die base fixing plate 10 and a lower die base backing plate 11 are arranged below the lower die base 9, an inclined top 22 arranged below a first sliding block 23 is arranged between the lower die base 9 and the lower die base fixing plate 10, the inclined top 22 is provided with an inclined surface,
the left side and the right side of the lower die holder fixing plate 10 are internally provided with a second sliding block 20 with inclined planes, and the inclined planes of the wedge 19 and the inclined top 22 are respectively parallel to the inclined plane of the second sliding block 20.
Preferably, the upper half section and the buffer section are independent, and a rectangular spring A16 and a nitrogen spring 12 are arranged between the discharging backing plate 4 and the upper die holder, the upper backing plate and the upper fixing plate 3.
Preferably, the upper die holder, the upper backing plate and the upper fixing plate 3 are connected with the stripper 5 through screws 13 with equal height, and the stripper backing plate 4 is connected with the upper die holder through screws.
Preferably, the lower die plate 6 is connected with the lower fixing plate 7, the lower backing plate 8 and the lower die holder 9 by screws.
Preferably, the bending surfaces of the bending punch 14 and the bending die 15 are arranged in parallel, and the bending surfaces of the forming punch 17 and the forming die 18 are arranged in parallel and are respectively arranged at the positions of the workpiece 25 to be bent.
Preferably, the lower die holder fixing plate 10 is internally provided with a rectangular spring B21.
Preferably, the lower template 6 is provided with a pilot pin 26 at the position where the piece 25 is placed.
The utility model has the advantages that: the bending machine is capable of performing one-time stamping bending on two required positions in an up-and-down bending mode, time and labor are saved, operation is simple, working efficiency is improved, and meanwhile machining cost of workpieces is reduced.
Drawings
FIG. 1 is a structural view of the mold closed state of the present invention;
FIG. 2 is a structural view of the mold opening state of the present invention;
in the figure, the position of the upper end of the main shaft,
1. an upper die holder; 2. an upper base plate; 3. an upper fixing plate; 4. unloading a base plate; 5. a stripper plate; 6. a lower template; 7. a lower fixing plate; 8. a lower base plate; 9. a lower die holder; 10. a lower die holder fixing plate; 11. A lower die base backing plate; 12. a nitrogen spring; 13. an equal-height screw; 14. bending the punch; 15. bending the female die; 16. a rectangular spring A; 17. forming a male die; 18. forming a female die; 19. a wedge; 20. a second sliding block; 21. a rectangular spring B; 22. obliquely ejecting; 23. a first sliding block; 24. a fixed block; 25. manufacturing a workpiece; 26. and a pilot pin.
Detailed Description
As shown in fig. 1-2, the present invention comprises: go up mould subassembly and lower mould subassembly, its characterized in that: the upper die assembly comprises an upper die base, an upper padding plate, an upper fixing plate 3, a discharging padding plate 4 and a discharging plate 5 which are sequentially, parallelly and elastically connected from top to bottom, and the upper die base, the upper padding plate and the upper fixing plate 3 are sequentially fixed from top to bottom to form an upper half section which can move in time along with the press; the unloading base plate 4 and the unloading plate 5 are fixed to form a buffer section;
the upper fixing plate 3 is provided with a wedge 19, the wedge 19 is provided with an inclined plane, and one end of the stripper plate 5 close to the lower die assembly is provided with a bending punch 14 and a forming punch 17;
the lower mould subassembly is located the mould subassembly under, lower mould subassembly from the top down includes: the lower die comprises a lower die plate 6, a lower fixing plate 7, a lower cushion plate 8 and a lower die holder 9, wherein the lower die plate 6, the lower fixing plate 7, the lower cushion plate 8 and the lower die holder 9 are fixedly arranged;
the lower template 6 is provided with a fixed block 24, a bending female die 15 and a forming female die 18, and a first sliding block 23 is arranged between the lower fixed plate 7 and the lower backing plate 8;
a lower die base fixing plate 10 and a lower die base backing plate 11 are arranged below the lower die base 9, an inclined top 22 arranged below a first sliding block 23 is arranged between the lower die base 9 and the lower die base fixing plate 10, the inclined top 22 is provided with an inclined surface,
the left side and the right side of the lower die holder fixing plate 10 are internally provided with a second sliding block 20 with inclined planes, and the inclined planes of the wedge 19 and the inclined top 22 are respectively parallel to the inclined plane of the second sliding block 20.
In use, the method comprises the following steps:
the piece 25 is first placed on the pilot pin 26,
the first step is as follows: the punch works:
the stamping die comprises an upper die holder 1, an upper padding plate 2, an upper fixing plate 3, a discharging padding plate 4, a rectangular spring A16 of all original parts connected with a discharging plate 5, a wedge 19, a forming male die 17, a bending punch 14, a workpiece 25, a discharging plate 5, a pilot nail and a guide nail, wherein the bending punch 14 starts to move downwards, the discharging plate 5 contacts with the workpiece 25 firstly, and the upper die holder 1, the upper padding plate 2, the upper fixing plate 3, the discharging padding plate 4 and the discharging plate 5 are in elastic connection in the process of continuing to move downwards, the upper die holder 1 continues to move downwards, and the wedge 19 and the bending punch 14 continue to move;
the lower end inclined surface of the inclined wedge 19 contacts the upper end inclined surface of the sliding block 20, and the sliding block 20 slides to drive the upper end inclined surface of the inclined top 22 to move upwards under the lateral acting force driven by the inclined surface of the sliding block 20.
When the upper die descends to the bottom dead center of the machine tool, the workpiece 25 moves to the position where the corresponding portion of the bending die 15 abuts against the bending punch 14. Meanwhile, the inclined top 22 pushes the slide block 23, the forming female die 18 and the corresponding part of the forming male die 17 to be in close contact with each other. And (5) completing stamping, bending and stamping forming in one step.
The second step is that: completing the stamping operation:
after the punching operation is finished, the slide block of the punching machine starts to move upwards, the upper die base 1, the upper padding plate 2 and the upper fixing plate 3 also start to move upwards, the wedge 19 and the bending punch 14 move upwards, the forming convex die 17, the discharging padding plate 4 and the discharging plate 5 are firstly kept still,
in the process of moving upwards, the inclined plane at the lower end of the wedge 19 is gradually separated from the inclined plane of the sliding block 20, the sliding block 20 and the inclined top 22 are reset under the action of the rectangular spring B21, and the bending male die 17 and the forming female die 18 are completely separated (meanwhile, the bending punch 14 and the bending female die 15 are completely separated from the discharging backing plate 4 and the discharging 5 and continue to move upwards to return to the top dead center of the die, and then the workpiece can be taken.
In the embodiment, the upper half section and the buffer section are independent, and a rectangular spring A16 and a nitrogen spring 12 are arranged between the discharging backing plate 4 and the upper die holder, the upper backing plate and the upper fixing plate 3.
The above-described structure is provided, and the rectangular spring a16 having the elastic elements and the nitrogen spring 12 are installed to generate the relative movement therebetween.
In this embodiment, the upper die holder, the upper backing plate and the upper fixing plate 3 are preferably connected to the stripper 5 by means of screws 13 of equal height, and the stripper 4 is preferably connected to the upper die holder by means of screws.
By the aid of the structure, stability of the die assembly on the whole during working is improved.
In the embodiment, the lower die plate 6 is preferably connected with the lower fixing plate 7, the lower backing plate 8 and the lower die base 9 by screws.
By means of the structure, the lower die plate 6 is guaranteed to be fixedly installed with the lower fixing plate 7, the lower cushion plate 8 and the lower die holder 9 through bolts, and stability in use is improved.
In this embodiment, it is preferable that the bending surfaces of the bending punch 14 and the bending die 15 are arranged in parallel to each other, and the bending surfaces of the forming punch 17 and the forming die 18 are arranged in parallel to each other and are respectively arranged at the positions of the workpiece 25 to be bent.
By means of the structure, the bending requirements of the workpiece 25 are matched, the workpiece is placed as required, two required positions are bent up and down to be punched and bent once, time and labor are saved, operation is simple, and working efficiency is improved.
In the present embodiment, the lower die holder fixing plate 10 is preferably provided with a rectangular spring B21 inside.
The above structure is provided to realize the reset of the slide block 20 and the inclined top 22 under the action of the rectangular spring B21.
In the present embodiment, the lower template 6 is preferably provided with a pilot pin 26 at the position where the piece 25 is placed.
With the above structure, the first step of bending is to put the workpiece 25 into the guide pin 26 to play a positioning role.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.
Claims (7)
1. The utility model provides a stamping die bends about one-step completion, its characterized in that, includes mould assembly and lower mould assembly, its characterized in that: the upper die assembly comprises an upper die base (1), an upper backing plate (2), an upper fixing plate (3), a discharging backing plate (4) and a discharging plate (5) which are sequentially and parallelly and elastically connected from top to bottom, and the upper die base (1), the upper backing plate (2) and the upper fixing plate (3) are sequentially fixed from top to bottom to form an upper half section capable of moving in time along with the press; the unloading base plate (4) and the unloading plate (5) are fixed to form a buffer section;
the upper fixing plate (3) is provided with a wedge (19), the wedge (19) is provided with an inclined plane, and one end of the stripper plate (5) close to the lower die assembly is provided with a bending punch (14) and a forming punch (17);
the lower mould subassembly is located the mould subassembly under, lower mould subassembly from the top down includes: the lower die comprises a lower die plate (6), a lower fixing plate (7), a lower backing plate (8) and a lower die base (9), wherein the lower die plate (6), the lower fixing plate (7), the lower backing plate (8) and the lower die base (9) are fixedly arranged;
the lower die plate (6) is provided with a fixing block (24), a bending female die (15) and a forming female die (18), and a first sliding block (23) is arranged between the lower fixing plate (7) and the lower backing plate (8);
a lower die holder fixing plate (10) and a lower die holder backing plate (11) are arranged below the lower die holder (9), an inclined top (22) arranged below a first sliding block (23) is arranged between the lower die holder (9) and the lower die holder fixing plate (10), the inclined top (22) is provided with an inclined surface,
the left side and the right side of the lower die holder fixing plate (10) are internally provided with a second sliding block (20) with inclined planes, and the inclined planes of the inclined wedge (19) and the inclined top (22) are parallel to the inclined plane of the second sliding block (20) respectively.
2. The one-step up-down bending stamping die according to claim 1, characterized in that: the upper half section and the buffer section are mutually independent, and a rectangular spring A (16) and a nitrogen spring (12) are arranged between the discharging base plate (4) and the upper die holder (1), the upper base plate (2) and the upper fixing plate (3).
3. The one-step up-down bending stamping die according to claim 2, wherein: the upper die holder (1), the upper backing plate (2) and the upper fixing plate (3) are connected with the stripper (5) through equal-height screws (13), and the stripper backing plate (4) is connected with the upper die holder (1) through screws.
4. The one-step up-down bending stamping die according to claim 3, wherein: the lower die plate (6) is connected with the lower fixing plate (7), the lower backing plate (8) and the lower die seat (9) through screws.
5. The one-step up-down bending stamping die according to claim 4, wherein: the bending punch (14) and the bending die (15) are arranged in parallel, and the bending faces of the forming punch (17) and the forming die (18) are arranged in parallel and are respectively arranged at the positions of a workpiece (25) to be bent.
6. The one-step up-down bending stamping die according to claim 5, wherein: the lower die holder fixing plate (10) is internally provided with a rectangular spring B (21).
7. The one-step up-down bending stamping die according to claim 6, wherein: and a guide pin (26) is arranged at the position of the lower template (6) where the workpiece (25) is placed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921311300.6U CN211386579U (en) | 2019-08-13 | 2019-08-13 | Stamping die capable of bending up and down in one step |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921311300.6U CN211386579U (en) | 2019-08-13 | 2019-08-13 | Stamping die capable of bending up and down in one step |
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| Publication Number | Publication Date |
|---|---|
| CN211386579U true CN211386579U (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921311300.6U Active CN211386579U (en) | 2019-08-13 | 2019-08-13 | Stamping die capable of bending up and down in one step |
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| CN (1) | CN211386579U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718973A (en) * | 2020-12-17 | 2021-04-30 | 厦门锐腾电子科技有限公司 | Bending and shaping die structure and bending process thereof |
| CN114700437A (en) * | 2022-04-08 | 2022-07-05 | 嘉兴优佳金属制品有限公司 | Iron wire in-mold forming chamfering device and process |
-
2019
- 2019-08-13 CN CN201921311300.6U patent/CN211386579U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718973A (en) * | 2020-12-17 | 2021-04-30 | 厦门锐腾电子科技有限公司 | Bending and shaping die structure and bending process thereof |
| CN114700437A (en) * | 2022-04-08 | 2022-07-05 | 嘉兴优佳金属制品有限公司 | Iron wire in-mold forming chamfering device and process |
| CN114700437B (en) * | 2022-04-08 | 2023-11-14 | 嘉兴优佳金属制品有限公司 | Iron wire in-mold forming chamfering device and process |
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