CN213915733U - Stamping forming die for step sheet metal part - Google Patents
Stamping forming die for step sheet metal part Download PDFInfo
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- CN213915733U CN213915733U CN202022143166.2U CN202022143166U CN213915733U CN 213915733 U CN213915733 U CN 213915733U CN 202022143166 U CN202022143166 U CN 202022143166U CN 213915733 U CN213915733 U CN 213915733U
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Abstract
The application relates to a step sheet metal component stamping forming mould, including the cope match-plate pattern, install the last mould on the cope match-plate pattern, be located the mould below and go up mould complex bed die, be used for installing the bed die's lower bolster, go up the mould and include the fixed block and install the last briquetting on one side of last fixed block orientation bed die through elastic component, the bed die includes fixed block down and installs the lower briquetting on one side of the mould of fixed block orientation down through elastic component. The upper die moves downwards until the upper fixing block and the upper punch block abut against the sheet metal part, and at the moment, the upper die and the lower die are in large-area contact with the sheet metal part to form positioning. And the upper die continues to move downwards, the elastic assembly is compressed, and the upper punch block and the lower punch block continue to press the sheet metal part, so that the punching of the required shape is completed. In the stamping process, the sheet metal part is firstly pressed and positioned, and then the deformation stamping is completed. The workpiece is not easy to warp and shift, and the error rate of workpiece processing is reduced.
Description
Technical Field
The application relates to the field of stamping dies, in particular to a stamping forming die for a step sheet metal part.
Background
The sheet metal part to be stamped comprises an upper plane section 15, an inclined plane connecting section 16 and a lower plane section 17 which are connected with each other in sequence as shown in fig. 4.
The existing stamping forming die for the step sheet metal part is not provided with a positioning and pressing device, and the situation that a workpiece is prone to warping, position shifting and the like in the stamping process of a hydraulic press is used, so that the forming size is influenced; for the workpiece with special shape, the phenomena of difficult forming, crushing and the like even occur.
To the correlation technique among the above-mentioned, the utility model discloses the defect that the yields is not high when the people think there is the step sheet metal component punching press.
SUMMERY OF THE UTILITY MODEL
In order to improve the yields when punching press, the application provides a step sheet metal component stamping forming mould adopts following technical scheme:
a stamping forming die for a step sheet metal part comprises an upper die plate, an upper die arranged on the upper die plate, a lower die positioned below the upper die and matched with the upper die, and a lower die plate used for mounting the lower die, wherein the upper die comprises an upper fixing block fixedly arranged on the upper die plate and an upper stamping block arranged on one side, facing the lower die, of the upper fixing block through an elastic assembly, and the lower die comprises a lower fixing block fixedly arranged on the lower die plate and a lower stamping block arranged on one side, facing the upper die, of the lower fixing block through an elastic assembly; when the elastic assembly is in a natural state, the end face of the upper fixing block, which is closest to the lower die, and the lower end face of the upper punch block are positioned on the same plane, and the end face of the lower fixing block, which is closest to the upper die, and the upper end face of the lower punch block are positioned on the same plane; when the sheet metal part is punched to be formed, the upper punch block corresponds to the upper plane section, and the lower punch block corresponds to the lower plane section.
Through adopting above-mentioned technical scheme, before the beginning punching press, directly place the sheet metal component on the lower mould, punching press piece and lower fixed block support the sheet metal component down this moment. Then the upper die descends until the upper fixing block and the upper punch block abut against the sheet metal part, and at the moment, the upper die and the lower die are in large-area contact with the sheet metal part to form positioning. And then the upper die continues to move downwards, the elastic assembly is compressed, and the upper punch block and the lower punch block continue to press the sheet metal part, so that the punching of the required shape is completed. In the stamping process, the sheet metal part is firstly pressed and positioned, and then the deformation stamping is completed. The workpiece is not easy to warp and shift, and the error rate of workpiece processing is reduced. Thereby improving the yield of production.
Preferably, the upper fixing block is provided with an accommodating groove for accommodating the elastic component; when the sheet metal part is punched to be formed, one surface of the upper pressing block, which is far away from the lower fixing block, abuts against the upper fixing block.
By adopting the technical scheme, the supporting force is improved, the impact force given to the upper stamping block during stamping of the sheet metal part is better digested, and the deformation probability of the upper stamping block is reduced.
Preferably, the lower fixing block is provided with an accommodating groove for accommodating the elastic component; when the sheet metal part is formed by stamping, one side of the lower stamping block, which is far away from the upper fixed block, abuts against the lower fixed block.
By adopting the technical scheme, the supporting force is improved, the impact force given to the upper stamping block during stamping of the sheet metal part is better digested, and the deformation probability of the upper stamping block is reduced.
Preferably, the guide way has been seted up towards bed die one end terminal surface along vertical direction to the last fixed block, go up the briquetting and inlay and locate in the guide way and sliding connection in the guide way, the holding tank is seted up in the guide way bottom surface.
By adopting the technical scheme, the guide groove can play a role in guiding, so that the upper punch block can move along a given route more stably in the punching process.
Preferably, the guide groove is communicated with three side walls of the upper fixing block, the upper pressing block continuously abuts against the side walls of the guide groove when sliding, and the projection of the upper plane section along the vertical direction completely falls into the upper pressing block.
Through adopting above-mentioned technical scheme to make the area of upper punch block on the horizontal plane bigger as far as, make its punching press sheet metal component that can be more stable.
Preferably, the elastic assembly comprises a spring, the spring is embedded in the accommodating groove, and two ends of the spring in the elastic assembly on the upper die are fixedly connected to the end face of one end of the upper pressing block, which is far away from the lower die, and the bottom surface of the accommodating groove on the upper fixing block; and two ends of a spring in the elastic assembly on the lower die are fixedly connected to the end face of one end of the lower punch block, which is far away from the upper die, and the bottom surface of the accommodating groove on the lower fixing block.
Through adopting above-mentioned technical scheme, in stamping process, the spring can play the effect of buffering promptly, can ensure that upper punch block and lower punch block are at the uniform velocity stable give the sheet metal component punching press power, make the punching press yields of sheet metal component better.
Preferably, wear to be equipped with the guide bar in the spring, last guide bar one end fixed connection of mould on last briquetting and the other end penetrate last fixed block in and sliding connection in last fixed block, last guide bar one end fixed connection of lower mould on lower briquetting and the other end penetrate fixed block down in and sliding connection in fixed block down.
Through adopting above-mentioned technical scheme, the guide bar can play the effect of direction, makes upper punch block and lower punch block all stable according to established orbit motion to better punching press sheet metal component.
Preferably, at least two spring assemblies connected with the upper pressing block are provided.
By adopting the technical scheme, the upper stamping block is stressed at multiple points, so that the upper stamping block can apply force to the sheet metal part more stably, and an upper plane section is formed by stamping.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the stamping process, the sheet metal part is firstly pressed and positioned, and then deformation stamping is completed, so that the workpiece is not easy to warp and shift, the error rate of workpiece processing is reduced, and the yield of production is improved;
2. the application of force is stable, is difficult for crushing the sheet metal component.
Drawings
FIG. 1 is a schematic structural diagram of a sheet metal part not stamped according to the embodiment.
Fig. 2 is a partial sectional view of the embodiment.
FIG. 3 is a schematic structural diagram of a sheet metal part after stamping in the embodiment;
fig. 4 is a schematic structural view of a sheet metal part.
Description of reference numerals: 1. mounting a template; 2. an upper die; 3. a lower die; 4. a lower template; 5. an upper fixed block; 6. punching a block; 7. a bolt; 8. a guide groove; 9. accommodating grooves; 10. an elastic component; 11. a spring; 12. a guide bar; 13. a lower fixed block; 14. punching a pressing block downwards; 15. an upper planar segment; 16. an inclined plane connecting section; 17. a lower planar segment.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses step sheet metal component stamping forming mould. Referring to fig. 1, a stamping forming die for a step sheet metal part comprises an upper die plate 1, an upper die 2 mounted on the upper die plate 1, a lower die 3 located below the upper die 2 and matched with the upper die 2, and a lower die plate 4 for mounting the lower die 3.
The sheet metal component that will need the punching press is placed between upper die 2 and bed die 3, and the sheet metal component impact force is given in the downstream of upper die 2 to accomplish the punching press of sheet metal component.
Referring to fig. 1 and 2, in order to improve the yield of stamping, the upper die 2 includes an upper fixing block 5 fixedly mounted on the upper die plate 1 and an upper stamping block 6 mounted on the upper fixing block 5 toward the lower die 3 side by an elastic assembly 10. A plurality of bolts 7 penetrate through the upper fixing block 5, the bolts 7 are in threaded connection with the upper template 1, and the upper fixing block 5 is fixedly installed on the upper template 1 through the bolts 7. Go up fixed block 5 and seted up guide way 8 towards 3 one end terminal surfaces of bed die along vertical direction, 5 three side lateral walls of fixed block are gone up in guide way 8 intercommunication. The upper punch block 6 is embedded in the guide groove 8 and slidably connected to the guide groove 8. The upper punch 6 is continuously abutted against the side wall of the guide groove 8 when sliding relative to the upper punch 6.
Referring to fig. 1 and 2, holding tank 9 has upwards been seted up along vertical to the 8 bottom surfaces of guide way, and holding tank 9 is equipped with two, all is equipped with an elastic component 10 in every holding tank 9. The elastic assembly 10 includes a spring 11 and a guide rod 12. The spring 11 is embedded in the accommodating groove 9 and sleeved outside the guide rod 12. The two ends of the spring 11 are fixedly connected with the end surface of the upper pressing block 6 far away from the lower die 3 and the bottom surface of the accommodating groove 9 on the upper fixing block 5. One end of the guide rod 12 is fixedly connected to the upper punch block 6, and the other end penetrates into the upper fixing block 5 and is slidably connected to the upper fixing block 5.
Referring to fig. 1 and 2, the lower die 3 includes a lower fixing block 13 fixedly mounted on the lower die plate 4 and a lower punch 14 mounted on the lower fixing block 13 toward the side of the upper die 2 by an elastic assembly 10. A plurality of bolts 7 penetrate through the lower fixing block 13, the bolts 7 are in threaded connection with the lower template 4, and the lower fixing block 13 is fixedly installed on the lower template 4 through the bolts 7. The lower fixing block 13 is provided with a guide groove 8 towards the end face of one end of the upper die 2 along the vertical direction, and the guide groove 8 is communicated with the side walls of the three sides of the upper fixing block 5. The lower punch block 14 is embedded in the guide groove 8 and is slidably connected to the guide groove 8. The lower punch 14 is continuously abutted against the side wall of the guide groove 8 when sliding relative to the upper punch 6.
Referring to fig. 1 and 2, the bottom surface of the guide groove 8 is vertically upward provided with one accommodating groove 9, and one accommodating groove 9 is provided. The elastic assembly 10 includes a spring 11 and a guide rod 12. The spring 11 is embedded in the accommodating groove 9 and sleeved outside the guide rod 12. The two ends of the spring 11 are fixedly connected with the end surface of the lower pressing block 14 far away from the upper die 2 and the bottom surface of the accommodating groove 9 on the lower fixing block 13. One end of the guide rod 12 is fixedly connected to the lower punch block 14 and the other end penetrates into the lower fixing block 13 and is slidably connected to the lower fixing block 13.
The implementation principle of the stamping forming die for the step sheet metal part in the embodiment of the application is as follows:
1. in an initial state, referring to fig. 1, the end face of the upper fixing block 5 closest to the lower die 3 and the lower end face of the upper punch block 6 are located on the same plane, and the end face of the lower fixing block 13 closest to the upper die 2 and the upper end face of the lower punch block 14 are located on the same plane;
2. placing a sheet metal part to be stamped on a lower die 3;
3. the upper die 2 moves towards the sheet metal part under the driving of the upper die plate 1 until the upper punch block 6 and the upper fixing block 5 are abutted against the sheet metal part, and at the moment, the sheet metal part is pre-positioned;
4. referring to fig. 3, the upper die 2 continues to move downwards, at the same time, the spring 11 is compressed, the upper punch block 6 and the lower punch block 14 continue to apply force to the sheet metal part until the upper punch block 6 abuts against the upper fixed block 5 on the side away from the lower fixed block 13, and the lower punch block 14 abuts against the lower fixed block 13 on the side away from the upper fixed block 5;
5. the sheet metal part is molded under the action of stamping force;
6. the upper die 2 moves upwards along with the upper die plate 1, so that the demoulding is finished;
7. in the stamping process, the sheet metal part is firstly pressed and positioned, and then the deformation stamping is completed. The workpiece is not easy to warp and shift, and the error rate of workpiece processing is reduced. Thereby improving the yield of production.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a step sheet metal component stamping forming mould, includes cope match-plate pattern (1), installs last mould (2) on cope match-plate pattern (1), is located mould (2) below and last mould (2) complex bed die (3), is used for installing bed die (3) lower bolster (4), its characterized in that: the upper die (2) comprises an upper fixing block (5) fixedly arranged on the upper die plate (1) and an upper pressing block (6) which is arranged on one side, facing the lower die (3), of the upper fixing block (5) through an elastic assembly (10), and the lower die (3) comprises a lower fixing block (13) fixedly arranged on the lower die plate (4) and a lower pressing block (14) which is arranged on one side, facing the upper die (2), of the lower fixing block (13) through the elastic assembly (10); when the elastic assembly (10) is in a natural state, the end face of the upper fixing block (5) closest to the lower die (3) and the lower end face of the upper punch block (6) are located on the same plane, and the end face of the lower fixing block (13) closest to the upper die (2) and the upper end face of the lower punch block (14) are located on the same plane; when the sheet metal part is punched to be formed, the upper punch block (6) corresponds to the upper plane section (15), and the lower punch block (14) corresponds to the lower plane section (17).
2. The stamping and forming die for the step sheet metal part as claimed in claim 1, wherein: an accommodating groove (9) for accommodating an elastic component (10) is formed in the upper fixing block (5); when the sheet metal part is punched to be formed, one surface of the upper pressing block (6), which is far away from the lower fixing block (13), abuts against the upper fixing block (5).
3. The step sheet metal part stamping forming die of claim 2, wherein: the lower fixing block (13) is provided with an accommodating groove (9) for accommodating the elastic component (10); when the sheet metal part is punched to be formed, one surface of the lower punching block (14), which is far away from the upper fixing block (5), abuts against the lower fixing block (13).
4. The step sheet metal part stamping forming die of claim 3, wherein: go up fixed block (5) towards die (3) one end terminal surface down and seted up guide way (8) along vertical direction, go up punch block (6) inlay and locate in guide way (8) and sliding connection in guide way (8), guide way (8) bottom surface is seted up in holding tank (9).
5. The step sheet metal part stamping forming die of claim 4, wherein: the guide groove (8) is communicated with the side walls of the three sides of the upper fixing block (5), the upper pressing block (6) continuously abuts against the side wall of the guide groove (8) when sliding, and the projection of the upper plane section (15) along the vertical direction completely falls into the upper pressing block (6).
6. The step sheet metal part stamping forming die of claim 3, wherein: the elastic assembly (10) comprises a spring (11), the spring (11) is embedded in the accommodating groove (9), and two ends of the spring (11) in the elastic assembly (10) on the upper die (2) are fixedly connected to the end face of one end, away from the lower die (3), of the upper pressing block (6) and the bottom surface of the accommodating groove (9) on the upper fixing block (5); two ends of a spring (11) in an elastic component (10) on the lower die (3) are fixedly connected to the end face of one end, far away from the upper die (2), of the lower punch block (14) and the bottom surface of the accommodating groove (9) on the lower fixing block (13).
7. The step sheet metal part stamping forming die of claim 6, wherein: wear to be equipped with guide bar (12) in spring (11), guide bar (12) one end fixed connection on upper die utensil (2) is just sliding connection in upper punch block (6) and the other end penetrate upper fixed block (5), guide bar (12) one end fixed connection on lower die utensil (3) is just sliding connection in lower fixed block (13) down in punch block (14) and the other end penetrate lower fixed block (13).
8. The step sheet metal part stamping forming die of claim 7, wherein: at least two spring (11) assemblies connected with the upper pressing block (6) are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143166.2U CN213915733U (en) | 2020-09-25 | 2020-09-25 | Stamping forming die for step sheet metal part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143166.2U CN213915733U (en) | 2020-09-25 | 2020-09-25 | Stamping forming die for step sheet metal part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213915733U true CN213915733U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022143166.2U Active CN213915733U (en) | 2020-09-25 | 2020-09-25 | Stamping forming die for step sheet metal part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213915733U (en) |
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- 2020-09-25 CN CN202022143166.2U patent/CN213915733U/en active Active
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