CN220515191U - Stamping die and stamping equipment for machining counter bores - Google Patents
Stamping die and stamping equipment for machining counter bores Download PDFInfo
- Publication number
- CN220515191U CN220515191U CN202321705175.3U CN202321705175U CN220515191U CN 220515191 U CN220515191 U CN 220515191U CN 202321705175 U CN202321705175 U CN 202321705175U CN 220515191 U CN220515191 U CN 220515191U
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- die
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- stamping
- male die
- countersunk head
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- 238000003754 machining Methods 0.000 title claims abstract description 20
- 238000003825 pressing Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000004080 punching Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Punching Or Piercing (AREA)
Abstract
The utility model discloses a stamping die and stamping equipment for machining a counter bore, and relates to the technical field of stamping machining; the lower die comprises a lower die plate, a first female die and a second female die which are arranged on the lower die plate; wherein, the first male die is embedded and matched with the first female die, a countersunk hole area of a product on a blanking belt is blanked, and a blanking hole is formed; the second male die is in press fit with the lower die plate, and the second male die forms a countersunk head part of the countersunk head hole; the third male die is in embedded fit with the second female die, and a through hole part of a counter bore of a product is punched. The stamping equipment comprises the stamping die and the stamping equipment for processing the counter bores. The stamping die and the stamping equipment for processing the counter bores can be used for stamping the counter bores, are reasonable in structure and simple to operate, and improve production efficiency.
Description
Technical Field
The utility model relates to the technical field of punching, in particular to a punching die and punching equipment for processing a countersunk hole.
Background
The press working is a press working method for obtaining a desired punched part by applying pressure to a material by using a die mounted on a press machine, which is a main process equipment of the press working, to separate or plastically deform the material.
The die on the stamping equipment in the prior art generally comprises an upper die and a lower die, the upper die comprises a male die, the lower die correspondingly comprises a female die, and the stamping equipment deforms and forms a material belt between the male die and the female die into a required stamping part by driving the die closing of the upper die and the lower die.
However, when the countersink needs to be processed on the stamping part product, because the countersink part of the countersink is a blind hole processed from the surface of the product to the inside, the through hole part of the countersink is a through hole penetrating through the product, and the stamping equipment in the prior art cannot be directly molded, so that the stamping part is usually required to be transferred to a milling machine to process the countersink part after the appearance of the stamping part is molded, and the countersink part needs to be clamped and fixed again during processing on the milling machine, so that the time and the labor are consumed, and the production efficiency is low.
Disclosure of Invention
Therefore, the utility model aims to solve the technical problems that in the prior art, a stamping part with a countersunk hole is required to be processed on stamping equipment and then transferred to a milling machine to process the countersunk hole part, so that the time and the labor are consumed, and the production efficiency is low.
In order to solve the above technical problems, the present utility model provides a stamping die for machining a counterbore, including:
the upper die comprises an upper die base, a first male die, a second male die and a third male die which are sequentially connected to the upper die base;
the lower die comprises a lower die plate, a first female die and a second female die which are sequentially arranged on the lower die plate;
the outer contour size of the first male die is smaller than the size of the countersunk head part of the countersunk head hole, the first male die is in embedded fit with the first female die, a countersunk head hole area of a product on a blanking belt is blanked, and a blanking hole is formed; the second male die is in press fit with the lower die plate, the appearance of the second male die is similar to the countersunk head part of the countersunk head hole, and the stamping depth of the second male die is equal to the countersunk head part of the countersunk head hole; the third male die is in embedded fit with the second female die, the outer contour of the third male die is in profiling with the through hole part of the countersunk head hole, and the through hole part of the countersunk head hole of a product is punched.
In one embodiment of the present utility model, the upper die further includes a fourth punch, and the fourth punch is connected to the upper die holder; the lower die further comprises a third female die arranged on the lower die plate; the fourth male die is in embedded fit with the third female die, the outer side area of the counter bore of the product is punched, and the auxiliary bore is formed.
In one embodiment of the present utility model, the cross section of the fourth male die is in a strip column shape, and the third female die is adapted.
In one embodiment of the utility model, the fourth punch has a cross-sectional length equal to the diameter of the countersunk portion of the product.
In one embodiment of the present utility model, the fourth punch is disposed between the first punch and the second punch, and the third die is disposed at one side of the first punch.
In one embodiment of the present utility model, the upper mold further includes an upper clamping plate, the upper clamping plate is connected to the upper mold base, and the first punch, the second punch, and the third punch are all connected to the upper clamping plate.
In one embodiment of the present utility model, the upper die further includes an upper pad, the upper pad is connected between the upper die base and the upper clamping plate, and one ends of the first punch, the second punch and the third punch are all pressed against the upper pad.
In one embodiment of the utility model, the upper die further comprises a pressing spring and a stripper plate, two ends of the pressing spring are respectively connected with the upper die base and the stripper plate, a plurality of abdication grooves are formed in the stripper plate, and the first male die, the second male die and the third male die are arranged in the abdication grooves in a penetrating mode.
In one embodiment of the present utility model, the lower mold further includes a lower mold base, and the lower mold base is connected to the lower mold plate.
In a second aspect, in order to solve the technical problem, the utility model further provides a stamping device, which comprises the stamping die for processing the counter bores.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
the stamping die for processing the counter bores comprises an upper die and a lower die, wherein the upper die comprises an upper die seat, a first male die, a second male die and a third male die which are sequentially connected to the upper die seat; the lower die comprises a lower die plate, a first female die and a second female die which are sequentially arranged on the lower die plate; the outer contour size of the first male die is smaller than the size of the countersunk head part of the countersunk head hole, the first male die is in embedded fit with the first female die, a countersunk head hole area of a product on a blanking belt is blanked, and a blanking hole is formed; the second male die is in press fit with the lower die plate, the appearance of the second male die is similar to the countersunk head part of the countersunk head hole, and the stamping depth of the second male die is equal to the countersunk head part of the countersunk head hole; the third male die is in embedded fit with the second female die, the outer contour of the third male die is in profiling with the through hole part of the countersunk head hole, and the through hole part of the countersunk head hole of a product is punched. The stamping die for processing the counter bores is a continuous die, namely, a material belt is sequentially molded and processed into counter bores on products through a first male die, a second male die and a third male die, and when the product is processed, the first male die and the first female die are matched, and blanking holes are molded in the counter bore area; the material belt is conveyed forwards, the second male die and the lower die plate are respectively pressed against two sides of the material belt, the second male die is pressed down, the material on the upper side of the material belt is extruded into the space below the blanking hole, the blanking hole is plugged again, and the countersunk head part of the countersunk head hole is formed; the material belt is continuously conveyed, the third male die and the second female die are matched, and the through hole part of the countersink is punched at the position of the plugged blanking hole, so that the countersink on a product is machined, the structure is reasonable, the operation is simple, the countersink can be machined only by punching, and the production efficiency is improved.
The stamping equipment provided by the utility model comprises the stamping die for processing the counter bores, can continuously process and shape products provided with the counter bores, has high automation degree and improves the production efficiency.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
FIG. 1 is a schematic view showing the structure of a stamping die for countersink processing in a preferred embodiment of the present utility model;
fig. 2 is an exploded schematic view of the press die for the counterbore process shown in fig. 1.
Description of the specification reference numerals: 100. an upper die; 101. an upper die holder; 102. a first punch; 103. a second male die; 104. a third male die; 105. a fourth male die; 106. an upper clamping plate; 107. an upper backing plate; 108. guide sleeve; 109. a pressing spring; 110. a stripper plate; 200. a lower die; 201. a lower template; 202. a first female die; 203. a second female die; 204. a third female die; 205. a lower die holder; 206. a guide post; 300. a material belt; 301. a countersunk hole; 302. a blanking hole; 303. auxiliary holes.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
Example 1
Referring to fig. 1 to 2, the present utility model discloses a stamping die for machining a countersink, comprising:
the upper die 100, the upper die 100 comprises an upper die holder 101, a first male die 102, a second male die 103 and a third male die 104 which are sequentially connected to the upper die holder 101;
the lower die 200, the lower die 200 includes a lower die plate 201, a first female die 202, a second female die 203 sequentially disposed on the lower die plate 201;
wherein, the outer outline size of the first male die 102 is smaller than the size of the countersunk head part of the countersunk head hole 301, the first male die 102 is embedded and matched with the first female die 202, and the countersunk head hole 301 area of the product on the material belt 300 is blanked, and a blanking hole 302 is formed; the second male die 103 is in press fit with the lower die plate 201, the shape of the second male die 103 is profiled with the countersunk head part of the countersunk head hole 301, and the punching depth of the second male die 103 is equal to the countersunk head part of the countersunk head hole 301; the third male die 104 is in embedded fit with the second female die 203, the outer contour of the third male die 104 is profiled with the through hole part of the counter bore 301, and the through hole part of the counter bore 301 is punched.
The stamping die for processing the counter bore is a continuous die, namely, the material belt 300 sequentially passes through the first male die 102, the second male die 103 and the third male die 104 to form and process a counter bore 301 on a product, and when in processing, the first male die 102 and the first female die 202 are matched, and a blanking hole 302 is formed in the area of the counter bore 301; the material belt 300 is conveyed forwards, the second male die 103 and the lower die plate 201 are respectively pressed against two sides of the material belt 300, the second male die 103 is pressed down, the material on the upper side of the material belt 300 is extruded into the space below the blanking hole 302, the blanking hole 302 is plugged again, and the countersunk head part of the countersunk head hole 301 is formed; the material belt 300 is continuously conveyed, the third male die 104 and the second female die 203 are matched, and the through hole part of the counter bore 301 is punched at the position of the re-plugged blanking hole 302, so that the counter bore 301 on a product is machined.
In this embodiment, specifically, the blanking hole 302 is a through hole, and the volume of the blanking hole 302 is the same as the volume of the countersunk portion of the countersunk hole 301, so as to ensure smooth extrusion deformation of the material belt 300; the center of punching of the first male die 102, the center of extrusion of the second male die 103 and the center of punching of the third male die 104 are overlapped on the material belt 300, so that the difficulty of material extrusion deformation on the material belt 300 to fill the blanking hole 302 is reduced.
In this embodiment, preferably, the upper die 100 further includes a fourth punch 105, and the fourth punch 105 is connected to the upper die holder 101; the lower die 200 further includes a third female die 204 provided on the lower die plate 201; the fourth male die 105 is in embedded fit with the third female die 204, and is used for punching the outer side area of the counter bore 301 of the product and forming an auxiliary bore 303. Specifically, the fourth punch 105 is disposed between the first punch 102 and the second punch 103, and the third die 204 is disposed on one side of the first punch 102.
The fourth male die 105 and the third female die 204 punch auxiliary holes 303 in the outer area of the counter bore 301, so that the outer side of the material to be deformed and flowed on the material belt 300 is free, the stress of the second male die 103 when the material belt 300 is extruded is reduced, and the reliability of the extruded and deformed material belt 300 is improved.
In this embodiment, preferably, the cross section of the fourth male die 105 is in a shape of a long column, and the third female die 204 is adapted. The cross-sectional length of the fourth punch 105 is equal to the diameter of the countersunk portion of the product counter bore 301.
By setting the length of the cross section of the fourth male die 105 equal to the diameter of the countersunk portion of the product countersunk hole 301, the deformation difficulty of the material outside the countersunk portion of the countersunk hole 301 is reduced, and the reliability of the extruded deformation of the material is improved.
In this embodiment, in order to ensure the structural strength of the upper mold 100, it is preferable that the upper mold 100 further includes an upper clamping plate 106, the upper clamping plate 106 is connected to the upper mold base 101, and the first male mold 102, the second male mold 103, and the third male mold 104 are connected to the upper clamping plate 106. Preferably, the upper die 100 further includes an upper pad 107, the upper pad 107 is connected between the upper die holder 101 and the upper clamping plate 106, and one ends of the first punch 102, the second punch 103, and the third punch 104 are pressed against the upper pad 107.
The upper clamping plate 106 is used for installing and connecting the first male die 102, the second male die 103 and the third male die 104, and the fourth male die 105 is also connected with the upper clamping plate 106; by arranging the upper base plate 107, the upper base plate 107 is used for bearing the stress return of a plurality of male dies during punching, so that the damage to the upper die holder 101 is weakened, and the reliability of the stamping die is improved.
In this embodiment, in order to ensure structural strength of the lower mold 200, it is preferable that the lower mold 200 further includes a lower die holder 205 connected to the lower die plate 201.
The lower die holder 205 is disposed at the bottom side of the lower die plate 201, receives the impact of the upper die 100 and the lower die 200 when they are clamped, provides a firm installation base, and improves the reliability of the stamping die.
In this embodiment, in order to ensure smooth mold closing and mold opening of the upper mold 100 and the lower mold 200, the upper mold 100 further includes a guide sleeve 108, the guide sleeve 108 is connected with the upper mold base 101, the lower mold 200 is further correspondingly provided with a guide post 206, the guide post 206 is connected with the lower mold base 205, and the guide sleeve 108 is in linear sliding fit with the guide post 206, so as to improve mold closing precision.
In this embodiment, preferably, the upper mold 100 further includes a pressing spring 109 and a stripper plate 110, two ends of the pressing spring 109 are respectively connected with the upper mold base 101 and the stripper plate 110, the stripper plate 110 is provided with a plurality of relief grooves, and the first male mold 102, the second male mold 103, the third male mold 104 and the fourth male mold 105 are all arranged in the relief grooves in a penetrating manner.
By arranging the stripper plate 110, the upper die holder 101 moves downwards when the stamping die is closed, the stripper plate 110 is firstly contacted with the material belt 300, the material belt 300 is pressed on the lower die plate 201, and the stamping stability is improved; then the upper die holder 101 drives the plurality of male dies to move downwards continuously, and the material pressing spring 109 is compressed until the plurality of male dies complete the stamping action; then the upper die holder 101 drives the plurality of male dies to move upwards, the stripper plate 110 continuously abuts against the material belt 300 under the action of the elastic force of the material pressing springs 109, the plurality of male dies are conveniently and rapidly separated from the material belt 300, and the upper die holder 101 continues to move upwards until the material pressing springs 109 are reset, and the stripper plate 110 is separated from the material belt 300. The stripper plate 110 is provided to enable the male die to be quickly separated from the material belt 300, so that the die separation reliability is improved.
The implementation principle of the first embodiment is as follows: when the stamping die for processing the counter bore works, the material belt 300 is conveyed and arranged between the upper die 100 and the lower die 200, the first male die 102 and the first female die 202 are matched, and a blanking hole 302 is formed in the counter bore 301; the fourth male die 105 and the third female die 204 are clamped, and an auxiliary hole 303 is formed in the outer side area of the counter bore 301; the forming of the auxiliary holes 303 and the blanking holes 302 can be performed in one step or in steps; the material belt 300 is conveyed forwards, the second male die 103 and the lower die plate 201 are respectively pressed against two sides of the material belt 300, the second male die 103 is pressed down, the material on the upper side of the material belt 300 is extruded into the space below the blanking hole 302, the blanking hole 302 is plugged again, and the countersunk head part of the countersunk head hole 301 is formed; the material belt 300 is conveyed again, the third male die 104 and the second female die 203 are clamped, and a through hole part of the counter bore 301 is punched at the position of the re-plugged blanking hole 302, so that the machining of the counter bore 301 is realized.
Example two
The utility model also provides stamping equipment, which comprises the stamping die for machining the counter bores.
The stamping equipment is used for stamping the product provided with the counter bores by adopting the stamping die for machining the counter bores, and the stamping equipment can continuously machine and form the product provided with the counter bores, so that the automation degree is high, and the production efficiency is improved.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. A stamping die for countersink machining, comprising:
the upper die comprises an upper die base, a first male die, a second male die and a third male die which are sequentially connected to the upper die base;
the lower die comprises a lower die plate, a first female die and a second female die which are sequentially arranged on the lower die plate;
the outer contour size of the first male die is smaller than the size of the countersunk head part of the countersunk head hole, the first male die is in embedded fit with the first female die, a countersunk head hole area of a product on a blanking belt is blanked, and a blanking hole is formed; the second male die is in press fit with the lower die plate, the appearance of the second male die is similar to the countersunk head part of the countersunk head hole, and the stamping depth of the second male die is equal to the countersunk head part of the countersunk head hole; the third male die is in embedded fit with the second female die, the outer contour of the third male die is in profiling with the through hole part of the countersunk head hole, and the through hole part of the countersunk head hole of a product is punched.
2. The stamping die for countersink machining as defined in claim 1, wherein: the upper die further comprises a fourth male die, and the fourth male die is connected with the upper die holder; the lower die further comprises a third female die arranged on the lower die plate; the fourth male die is in embedded fit with the third female die, the outer side area of the counter bore of the product is punched, and the auxiliary bore is formed.
3. The stamping die for countersink machining as defined in claim 2, wherein: the cross section of the fourth male die is in a strip column shape, and the third female die is arranged in an adaptive mode.
4. A stamping die for countersink machining as defined in claim 3, wherein: the length of the cross section of the fourth male die is equal to the diameter of the countersunk head part of the countersunk head hole of the product.
5. The stamping die for countersink machining as defined in claim 2, wherein: the fourth male die is arranged between the first male die and the second male die, and the third female die is correspondingly arranged on one side of the first male die.
6. The stamping die for countersink machining as defined in claim 1, wherein: the upper die further comprises an upper clamping plate, the upper clamping plate is connected with the upper die holder, and the first male die, the second male die and the third male die are all connected with the upper clamping plate.
7. The stamping die for countersink machining as defined in claim 6, wherein: the upper die further comprises an upper base plate, the upper base plate is connected between the upper die base and the upper clamping plate, and one ends of the first male die, the second male die and the third male die are propped against the upper base plate.
8. The stamping die for countersink machining as defined in claim 1, wherein: the upper die further comprises a pressing spring and a stripper plate, two ends of the pressing spring are respectively connected with the upper die base and the stripper plate, a plurality of abdicating grooves are formed in the stripper plate, and the first male die, the second male die and the third male die are arranged in the abdicating grooves in a penetrating mode.
9. The stamping die for countersink machining as defined in claim 1, wherein: the lower die further comprises a lower die holder, and the lower die holder is connected with the lower die plate.
10. A stamping apparatus, characterized in that: a press die for countersink machining comprising the die for countersink machining according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321705175.3U CN220515191U (en) | 2023-06-30 | 2023-06-30 | Stamping die and stamping equipment for machining counter bores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321705175.3U CN220515191U (en) | 2023-06-30 | 2023-06-30 | Stamping die and stamping equipment for machining counter bores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220515191U true CN220515191U (en) | 2024-02-23 |
Family
ID=89939826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321705175.3U Active CN220515191U (en) | 2023-06-30 | 2023-06-30 | Stamping die and stamping equipment for machining counter bores |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220515191U (en) |
-
2023
- 2023-06-30 CN CN202321705175.3U patent/CN220515191U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Building 8, No. 278 Jinsong Road, Yushan Town, Kunshan City, Jiangsu Province 215000 Patentee after: Suzhou Jiedewei Electronic Technology Co.,Ltd. Country or region after: China Address before: No. 98-16, Lianyi Road, Luzhi Town, Wuzhong District, Suzhou City, Jiangsu Province, 215000 Patentee before: Suzhou Jiedewei Electronic Technology Co.,Ltd. Country or region before: China |