CN219900123U - Trimming die suitable for trimming forging piece - Google Patents
Trimming die suitable for trimming forging piece Download PDFInfo
- Publication number
- CN219900123U CN219900123U CN202321027275.5U CN202321027275U CN219900123U CN 219900123 U CN219900123 U CN 219900123U CN 202321027275 U CN202321027275 U CN 202321027275U CN 219900123 U CN219900123 U CN 219900123U
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- Prior art keywords
- die
- trimming
- lower die
- supporting
- core
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- 238000009966 trimming Methods 0.000 title claims abstract description 60
- 238000005242 forging Methods 0.000 title claims abstract description 39
- 238000004080 punching Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 12
- 239000002699 waste material Substances 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Abstract
The utility model provides a trimming die suitable for trimming a forging piece, which comprises an upper die and a lower die, wherein the lower die comprises a lower die top plate positioned at the upper part, a lower die core positioned on the lower die top plate and used for trimming the forging piece to be processed, and a lower die base used for supporting the lower die top plate, and the trimming die is characterized in that burrs can be removed under the condition that the forging piece to be trimmed is abutted against the upper die and the lower die, and the trimming die is characterized in that: the lower die top plate is provided with at least two supporting parts used for supporting the cut flash at the periphery of the lower die core, and compared with the prior art, the utility model has the advantages that: the supporting part for supporting the flash is arranged on the periphery of the lower mold core of the trimming mold suitable for trimming the forging piece, the flash cut by the upper mold core and the lower mold core is supported by the supporting part, and the cut flash is removed when the forging piece which is cut into the trimming and punched hole is removed later, so that the effect of the cut flash on the work of the subsequent trimming mold is avoided.
Description
Technical Field
The utility model relates to the field of stamping processing, in particular to a trimming die suitable for trimming a forging piece.
Background
The stamping die is a special process device for processing materials into parts in cold stamping, and the die arranged on a press machine is used for applying pressure to the materials to separate or plastically deform the materials, so that corresponding parts are produced. Punching and trimming are relatively common two procedures in industrial production of a stamping die, and are generally used for carrying out finish machining treatment on a forged piece so as to improve the product quality, the existing stamping die in the prior art can be used for simultaneously carrying out punching and trimming, the production cost is reduced, the working efficiency is improved, but waste generated in the stamping process of the stamping die is generally manually cleaned, the problem that the waste is not timely and thoroughly cleaned is easily generated, and the working effect of the stamping die is affected.
Therefore, in the prior art, a stamping die is improved, for example, a stamping die automatic scrap discharging structure is disclosed in China patent number ZL201320563385.3 (issued to the public number CN 203470726U), the utility model is characterized in that a material guide plate is arranged below a scrap discharge port of a stamping die, the material guide plate is driven to vibrate by a vibration source, scrap which falls on the material guide plate from the scrap discharge port is discharged in a vibration discharging mode, and the material guide plate is detachably connected with the stamping die.
The design of current side cut mould is typical as above stamping die, and the last side cut mould of side cut mould and lower side cut mould are done the side cut to forging piece, and the overlap of cutting off drops on lower side cut mould, is unfavorable for the subsequent clearance of side cut mould, influences the subsequent work effect of side cut mould, and this needs further improvement.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a trimming die which is suitable for trimming a forging piece and is convenient for processing a flash cut by the die.
The technical scheme adopted by the utility model for solving the technical problems is as follows: this side cut mould suitable for forge piece side cut, including last mould and lower mould, the lower mould is including being located the lower mould roof on upper portion, being located can wait to process the lower mould core of forging piece side cut on the lower mould roof, and support the lower mould base of lower mould roof, wait to cut the forging piece with go up mould with can be resected overlap under the state of lower mould looks butt, its characterized in that: the lower die top plate is provided with at least two supporting parts used for supporting the cut flash at the periphery of the lower die core.
Further, the supporting parts are columnar, and the top end of each supporting part is lower than the top end of the lower mold core adjacent to the supporting part. In this way, the forged part after trimming and the cut-off flash can be spatially staggered, so that the cut-off flash can be better removed in the next step.
In order to be able to adapt to different forging pieces in order to match lower mold cores of different specifications, preferably, the bottom ends of the respective support portions are detachably connected to the lower mold top plate, and correspondingly, the lower mold top plate is provided with an adapting portion adapted to the bottom ends of the respective support portions. The individual support sections are adapted to be matched to different lower mold cores in a detachable manner.
In order to facilitate the fastening of the respective support portions, it is preferable that a mounting portion for fastening the fastener to the adapter portion is provided in the respective support portions.
In order to enable the trimming die to be further integrated with a punching function, a lower punching hole for punching holes is formed in the lower die core, correspondingly, a guiding-out device for guiding out waste materials generated in the lower punching hole is arranged in the lower die, and a containing chamber for containing the guiding-out device is arranged in the lower die base.
Further, the lower die base comprises a lower die bottom plate and lower die supporting plates, wherein the lower die bottom plate is arranged in parallel with the lower die top plate at intervals, the lower die supporting plates are respectively connected to the left side and the right side of the lower die bottom plate and the lower die top plate, the lower die bottom plate and the lower die supporting plates on the left side and the right side jointly enclose the accommodating chamber.
The guiding device has various structures, and from the viewpoint of simple structure, preferably, the guiding device comprises a connecting rod with two ends respectively installed on the upper part of the lower die supporting plate and a guiding plate connected on the upper part of the connecting rod, and the guiding plate gradually inclines downwards from top to bottom. The material guide plate is obliquely arranged, so that the material guide plate can be convenient to guide materials.
In order to ensure accurate positions of the trimming die when the trimming die is mounted on the punch press each time, preferably, a positioning member connected with an external punch press is arranged on the lower die bottom plate.
In order to enable the upper die to be matched with the lower die for punching, preferably, the upper die comprises an upper die top plate positioned at the upper part, an upper die bottom plate positioned at the lower part and an upper die supporting plate used for connecting the upper die top plate and the upper die bottom plate, an upper die core which is opposite to the lower die core and can cut edges of a forging piece to be cut is arranged at the lower part of the upper die bottom plate, an upper punching hole communicated with the lower punching hole is arranged in the upper die core, punches capable of punching waste materials are respectively arranged in each upper punching hole, and the lower end of each punch extends into the lower punching hole of the lower die core. Further, an elastic piece for buffering the lower pressure generated by the forging piece to be trimmed by the upper mold core is arranged in a space formed between the upper mold top plate and the upper mold bottom plate. The elastic piece plays a corresponding role in buffering.
Compared with the prior art, the utility model has the advantages that: the periphery of the lower mold core of the trimming mold suitable for trimming the forging piece is provided with the supporting part for supporting the cut flash, the flash cut by the upper mold core and the lower mold core is supported by the supporting part, and the cut flash is removed while the forging piece which is cut and punched is removed later, so that the work of the follow-up trimming mold is prevented from being influenced by the cut flash.
Drawings
FIG. 1 is a schematic perspective view of a trimming die for trimming a forging in accordance with an embodiment of the present utility model;
FIG. 2 is a schematic elevational view of a trimming die adapted for trimming a forging in accordance with an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of A-A of FIG. 2;
FIG. 4 is a schematic perspective view of an upper die with an upper die top plate removed in accordance with an embodiment of the present utility model;
FIG. 5 is a schematic perspective view of a lower mold according to an embodiment of the present utility model;
fig. 6 is a schematic diagram of a structure of the upper mold core and the lower mold core for clamping in the embodiment of the utility model.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1-6, is a preferred embodiment of the present utility model. The trimming die suitable for trimming forging pieces of the embodiment comprises an upper die 1 and a lower die 2, wherein the lower die 2 comprises a lower die top plate 21 positioned on the upper part, a lower die core 22 positioned on the lower die top plate 21 and capable of trimming forging pieces 4 to be processed, and a lower die base for supporting the lower die top plate 21, burrs can be cut off under the state that the forging pieces to be trimmed are abutted against the upper die and the lower die, at least two supporting parts 25 for supporting the cut burrs are arranged on the periphery of the lower die core 22 of the lower die top plate 21, and a driving mechanism 3 capable of driving the upper die 1 to be pulled to a limiting position relative to the lower die 2 is further arranged on the lower die base. The supporting part 25 supports the flash cut by the upper mold core and the lower mold core, so that the cut flash can be removed while the forging piece which is cut and punched is removed later, and the cut flash is prevented from affecting the work of the follow-up trimming mold.
Specifically, each supporting portion 25 has a columnar shape, and the top end of each supporting portion 25 is lower than the top end of the lower die core 22 adjacent to the supporting portion, so that the forged piece after trimming and the cut flash can be spatially staggered, and the cut flash can be better removed in the next step. In addition, in order to be able to accommodate different forging pieces to match lower mold cores of different specifications, the bottom ends of the respective support portions 25 are detachably connected to the lower mold top plate 21, and correspondingly, the lower mold top plate 21 is provided with an adapter portion 211 that is adapted to the bottom ends of the respective support portions 25, and an installation portion for fastening a fastener to the adapter portion 211 is provided in each support portion 25. The supporting parts can be matched with different lower mold cores in a detachable mode, so that the matching of the supporting parts with different lower mold cores can be realized adaptively.
In order to integrate the trimming die with the punching function, a lower punch 221 for punching a hole is provided in the lower die core 22, and accordingly, a guide 26 for guiding out the scraps generated in the lower punch 221 is provided in the lower die 2, and a housing chamber for housing the guide 26 is provided in the lower die base. The lower die base comprises a lower die bottom plate 23 arranged in parallel with the lower die top plate 21 at intervals, and lower die supporting plates 24 respectively connected with the lower die bottom plate 23 and the left and right sides of the lower die top plate 21, and the lower die top plate 21, the lower die bottom plate 23 and the lower die supporting plates 24 on the left and right sides jointly enclose a containing chamber 20. The guiding device 26 includes a connecting rod 261 with two ends respectively mounted on the upper portion of the lower mold supporting plate 24 and a guiding plate 262 connected on the upper portion of the connecting rod 261, the guiding plate 262 is gradually inclined downwards from top to bottom, in addition, a vibration source (not shown in the figure) may be mounted on the guiding plate 262, the vibration source drives the guiding plate to vibrate and guide out the punched waste, and a waste collecting member for collecting the punched waste may be further disposed at the bottom of the guiding plate 262.
As shown in fig. 3 to 6, the upper die 1 includes an upper die top plate 11 located at an upper portion, an upper die bottom plate 12 located at a lower portion, and an upper die support plate 13 for connecting the upper die top plate 11 and the upper die bottom plate 12, an upper die core 16 opposed to the lower die core 22 and capable of trimming the forging 4 to be trimmed is installed at a lower portion of the upper die bottom plate 12, upper punched holes 161 penetrating the lower punched holes 221 are provided in the upper die core 16, punches 162 capable of punching out scraps are provided in each of the upper punched holes 161, a lower end of the punches 162 extends into the lower punched holes 221 of the lower die core 22, and an elastic member 15 such as a compression spring for buffering a lower pressure generated by the forging 4 to be trimmed by the upper die core 16 is provided in a space formed between the upper die top plate 11 and the upper die bottom plate 12.
As shown in fig. 1, a positioning member for accurately positioning the trimming die and the punch, optionally a positioning pin 231, is installed at the front side of the lower die bottom plate 23.
This side cut mould's theory of operation suitable for forging side cut:
A. the forging piece 4 to be processed is placed on the lower die core 22, the upper die 1 integrally presses down the forging piece 4 to be processed, so that the upper die core 16 and the lower die core 22 extrude the forging piece 4 to be processed, and trimming is carried out on the supporting part 25, thereby completing the trimming process;
B. the punch 162 in the upper punch 161 extends into the lower die core 22 to complete the punching process of the forging 4 to be processed, and the punched scrap enters the guide-out device 26 through the lower punch 221, so that the punched scrap is automatically collected;
C. the upper die 1 is integrally lifted up under the drive of the driving mechanism, all parts are reset, the forging piece with trimming and punching completed is taken out, and the cut burrs are taken out at the same time, so that the work flow of the sequential trimming die is completed, wherein the structure for taking out the cut burrs can refer to a part and burr clamping mechanism for die forging parts, such as the patent number CN202122856475.9, applied by the inventor.
Claims (10)
1. The utility model provides a side cut mould suitable for forge piece side cut, includes mould (1) and lower mould (2) on, lower mould (2) are including being located lower mould roof (21) on upper portion, be located lower mould core (22) that can treat forging piece (4) side cut of processing on lower mould roof (21), and support lower mould base of lower mould roof (21), be to forge piece (4) of side cut with go up mould with can be resected overlap under the state of lower mould looks butt, its characterized in that: the lower die top plate (21) is provided with at least two supporting parts (25) used for supporting the cut burrs at the periphery of the lower die core (22).
2. The trimming die for trimming forged parts according to claim 1, wherein: the supporting parts (25) are columnar, and the top end of each supporting part (25) is lower than the top end of the lower mold core (22) adjacent to the supporting part.
3. The trimming die for trimming forged parts according to claim 2, wherein: the bottom ends of the supporting parts (25) are detachably connected to the lower die top plate (21), and correspondingly, the lower die top plate (21) is provided with an adapting part (211) adapted to the bottom ends of the supporting parts (25).
4. A trimming die suitable for trimming a forging according to claim 3, wherein: each supporting part (25) is internally provided with a mounting part for fastening a fastener on the adapting part (211).
5. The trimming die for trimming a forging piece according to any one of claims 1 to 4, wherein: the lower die core (22) is internally provided with a lower punching hole (221) for punching holes, correspondingly, the lower die (2) is internally provided with a guiding-out device (26) for guiding out waste generated in the lower punching hole (221), and the lower die base is internally provided with a containing chamber for containing the guiding-out device (26).
6. The trimming die for trimming forged parts according to claim 5, wherein: the lower die base comprises a lower die bottom plate (23) and lower die supporting plates (24), wherein the lower die bottom plate (23) is arranged in parallel with the lower die top plate (21) at intervals, the lower die supporting plates (24) are respectively connected to the left side and the right side of the lower die bottom plate (23) and the lower die top plate (21), the lower die bottom plate (23) and the lower die supporting plates (24) on the left side and the right side jointly enclose the accommodating chamber.
7. The trimming die for trimming forged parts according to claim 6, wherein: the guiding device (26) comprises a connecting rod (261) with two ends respectively arranged on the upper part of the lower die supporting plate (24) and a material guiding plate (262) connected to the upper part of the connecting rod (261), and the material guiding plate (262) is gradually inclined downwards from top to bottom.
8. The trimming die for trimming forged parts according to claim 7, wherein: and a positioning piece connected with an external punch is arranged on the lower die bottom plate (23).
9. The trimming die for trimming a forging piece according to any one of claims 6 to 8, wherein: the upper die (1) comprises an upper die top plate (11) positioned on the upper part, an upper die bottom plate (12) positioned on the lower part and an upper die supporting plate (13) used for connecting the upper die top plate (11) and the upper die bottom plate (12), an upper die core (16) which is opposite to the lower die core (22) and can cut the forging piece (4) to be cut is arranged on the lower part of the upper die bottom plate (12), an upper punching hole (161) communicated with the lower punching hole (221) is arranged in the upper die core (16), a punch head (162) capable of punching waste materials is arranged in each upper punching hole (161), and the lower end of the punch head (162) extends into a lower punching hole (221) of the lower die core (22).
10. The trimming die for trimming forged parts according to claim 9, wherein: an elastic piece (15) used for buffering the downward pressure generated by the forging piece (4) to be trimmed by the upper mold core (16) is arranged in a space formed between the upper mold top plate (11) and the upper mold bottom plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321027275.5U CN219900123U (en) | 2023-04-30 | 2023-04-30 | Trimming die suitable for trimming forging piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321027275.5U CN219900123U (en) | 2023-04-30 | 2023-04-30 | Trimming die suitable for trimming forging piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219900123U true CN219900123U (en) | 2023-10-27 |
Family
ID=88423642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321027275.5U Active CN219900123U (en) | 2023-04-30 | 2023-04-30 | Trimming die suitable for trimming forging piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219900123U (en) |
-
2023
- 2023-04-30 CN CN202321027275.5U patent/CN219900123U/en active Active
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