CN211839806U - Multi-process progressive die for sheet metal part forming - Google Patents
Multi-process progressive die for sheet metal part forming Download PDFInfo
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- CN211839806U CN211839806U CN202020472775.XU CN202020472775U CN211839806U CN 211839806 U CN211839806 U CN 211839806U CN 202020472775 U CN202020472775 U CN 202020472775U CN 211839806 U CN211839806 U CN 211839806U
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Abstract
The utility model discloses a multi-process progressive die for sheet metal part forming, which comprises an upper die base and a lower die base, wherein the upper die base is provided with a female die component for stretching a sheet metal part, and the lower die base is provided with a male die component matched with the female die component; the female die assembly comprises a concave cavity for stretching and forming a sheet metal part, a punching part for punching the sheet metal part is further arranged in the concave cavity, and the concave cavity is further provided with a discharging assembly for returning the formed sheet metal part; the male die component comprises a male die holder and a male die body arranged in the male die holder, and the male die body is matched with the concave cavity, so that the sheet metal part is formed in a stretching mode under the matching of the male die body and the concave cavity. The utility model discloses can unite two into one the drawing process and the process of punching a hole of sheet metal component, make things convenient for the use of mould that upgrades, improve the shaping efficiency of sheet metal component.
Description
Technical Field
The utility model relates to a sheet metal component processing technology, in particular to be used for fashioned multiple operation of sheet metal component to upgrade mould.
Background
In the prior art, because of the wide variety of shapes of sheet metal parts, there are many methods of forming by working, and these forming methods mainly include bending, rolling, bulging, stretching, shrinking, volume forming, punching and the like. In the current stage of complex sheet metal forming process, the sheet metal part forming method needs to be carried out in steps, in the forming process, the design and use of a plurality of processes are often needed, the production cost is improved invisibly, the design time and the manufacturing time of the tool are also multiplied, the use steps of workers are various, particularly the stretching and punching processes, for the sheet metal part with simple requirements, the requirements of the two processes are not complex, in this time, two station processes are needed for forming respectively, different tools are needed, the use is inconvenient, high requirements are provided for physical strength and endurance of the workers, and the labor intensity of the workers is increased.
SUMMERY OF THE UTILITY MODEL
In order to solve the deficiencies in the prior art, the utility model aims to provide a mould upgrades for fashioned multiple operation of sheet metal component, should upgrade the mould and can unite two into one the drawing process of sheet metal component and the process of punching a hole, made things convenient for the use of mould that upgrades, improved the shaping efficiency of sheet metal component.
The utility model provides a technical scheme that its technical problem adopted does: a multi-process progressive die for sheet metal part forming comprises an upper die base and a lower die base, wherein the upper die base is provided with a female die assembly used for stretching a sheet metal part, and the lower die base is provided with a male die assembly matched with the female die assembly;
the female die assembly comprises a concave cavity for stretching and forming a sheet metal part, a punching part for punching the sheet metal part is further arranged in the concave cavity, and the concave cavity is further provided with a discharging assembly for returning the formed sheet metal part;
the male die component comprises a male die holder and a male die body arranged in the male die holder, and the male die body is matched with the concave cavity, so that the sheet metal part is formed in a stretching mode under the matching of the male die body and the concave cavity.
Optionally, the cavity includes a front end portion matched with the male die body and a rear end portion used for installing the punching piece, the front end portion is a groove, the rear end portion is a blind hole with a T-shaped cross section, and the blind hole is communicated with the groove bottom of the groove.
Optionally, the punching piece and the blind hole are distributed coaxially, the diameter of the punching piece is smaller than that of the small-diameter portion of the blind hole, and the bottom end of the punching piece is flush with the groove bottom of the groove portion of the concave cavity.
Optionally, the die assembly further comprises a die holder, the cavity is arranged on the bottom surface of the die holder, and the die holder is fixedly mounted at the bottom of the upper die holder.
Optionally, the discharging assembly comprises a sleeve which is adapted to the punching member and has a T-shaped cross section, the top of the sleeve is located in the large-diameter portion of the blind hole, and a first spring is connected between the top of the sleeve and the bottom of the blind hole.
Optionally, the bottom end of the sleeve is flush with the outer edge of the recessed portion of the cavity when the first spring is in its natural state.
Optionally, a second spring is connected between the male die holder and the lower die holder, and when the second spring is in a natural state, the top of the male die holder is flush with the top of the male die body.
Optionally, the top of the male die body is provided with a step matched with the groove and the blind hole.
Adopt above-mentioned technical scheme, the utility model discloses installed the piece that punches a hole simultaneously in the cavity for the sheet metal component can punch a hole the sheet metal component simultaneously along with cavity and terrace die component cooperation when tensile, punching a hole with stretch forming after, still can be through unloading the subassembly with the sheet metal component from the cavity material returned, thereby realized the two unifications of process and tensile process of punching a hole, the effectual shaping efficiency that improves the sheet metal component, made things convenient for the use of mould that upgrades.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a state diagram of the present invention when stamping and forming the sheet metal part;
fig. 3 is a cross-sectional view of the sleeve of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, the utility model discloses a be used for fashioned multiple operation of sheet metal component to upgrade mould, including upper die base 1 and die holder 2, upper die base 1 is equipped with and is used for carrying out tensile die assembly 3 to sheet metal component 5, and die holder 2 is equipped with and 3 subassembly complex terrace die assembly 4 of die. It is required to explain, in the utility model discloses in, this mould that upgrades still includes other processes, for example buckle, die-cut process, nevertheless the utility model discloses only improve with tensile process to the process of punching a hole, therefore to other processes, the utility model discloses no longer describe it repeatedly.
The utility model discloses in, die assembly 3 is including being used for with 5 stretch forming's of sheet metal component cavity 301 and being used for forming the die holder 302 of cavity 301, and the bottom surface of die holder 302 is located to cavity 301, die holder 302 fixed mounting in the bottom of upper die base 1. The cavity 301 is also internally provided with a punching part 6 for punching the sheet metal part 5, the punching part 6 can adopt a punching male die used in a punching process in the prior art, and the cavity 301 is also provided with a discharging assembly 7 for returning the formed sheet metal part 5.
The punch assembly 4 comprises a punch holder 401 and a punch body 402 arranged in the punch holder 401, and the punch body 402 is matched with the cavity 301, so that the sheet metal part 5 is formed by stretching under the matching of the punch body 402 and the cavity 301.
In the forming process, as shown in fig. 2, the upper die base 1 drives the female die base 302 to move downwards, so that the cavity 301 is primarily matched with the male die body 401, thereby primarily stretching the sheet metal part 5, and in the process that the upper die base 1 continues to move downwards, the punching part 6 punches a hole in the part of the sheet metal part 5 sunk into the cavity 301, when the cavity 301 is completely matched with the male die body 401, the sheet metal part 5 is completely stretched, meanwhile, the punching process is completed, then the upper die base 1 is moved upwards, the sheet metal part 5 finishes material returning under the action of the discharging assembly 7, and enters the next process under the pushing of the progressive die.
The utility model discloses in, cavity 301 includes with terrace die body 402 complex front end to and be used for installing the rear end portion of punching a hole piece 6, wherein, front end portion is the recess, and the rear end portion is the blind hole of T type for the cross-section, and the blind hole communicates with the tank bottom of recess. The punching member 6 is arranged coaxially with the blind hole, the diameter of the punching member 6 is smaller than the diameter of the small-diameter portion of the blind hole, and the bottom end of the punching member 6 is flush with the bottom of the groove portion of the cavity 301. That is, only when the stretched portion of the sheet metal part 5 reaches at least the bottom of the groove portion, the punching part 6 punches the sheet metal part 5, and then a step 404 adapted to the groove and the blind hole is provided on the top of the male die body 402 so that the step 404 can extend into the bottom of the blind hole. Of course, if the step 404 is not required, the length of the punch 6 is greater than the depth of the blind hole, so that the bottom end of the punch 6 is located in the recess.
Additionally, in the utility model discloses in, punch die body 402 is the barrel shape of both ends to wearing to the waste material that produces when punching a hole can be along punch die body 402's inside passage roll-off. At this time, a scrap passage 201 communicating with the internal passage of the punch body 402 may be formed in the lower die holder 2, and the scrap passage 201 may be connected to a scrap collecting device.
The utility model discloses in, the subassembly of unloading 7 include with punch a hole 6 adaptation and the cross-section is the sleeve 701 of T type, the structure of sleeve 701 is as shown in FIG. 3, sleeve 701 overlaps on punch a hole 6 to for sliding connection between sleeve 701 and the piece 6 that punches a hole, the top of sleeve 701 is located the major diameter portion of blind hole, is connected with first spring 702 between the top of sleeve 701 and the hole bottom of blind hole. When the first spring 702 is in a natural state, the bottom end of the sleeve 701 is flush with the outer edge of the recessed portion of the cavity 301. When the sheet metal part 5 enters the groove, the bottom end of the sleeve 701 is pressed, so that the whole discharging assembly 7 slides upwards along the punched part 6, and when the upper die holder 1 moves upwards, the sleeve 701 is pushed out of the groove under the action of the first spring 702, so that the material returning is completed.
The utility model discloses in, be connected between the punch holder 401 and the die holder 2 can also the second spring 403 to the punch holder 401 is when second spring 403 is in natural state, and the top of punch holder 401 flushes with the top of punch body 402. With this structure, when in an initial state, the sheet metal part 5 can be flatly placed on the upper surface of the male die holder 401, and after the upper die holder 1 moves down, the upper die holder 1 drives the female die holder 302 to extrude the male die holder 401, so that the top of the male die body 402 is exposed, and the stretching part of the sheet metal part 5 is pressed into the groove, so as to complete stretching.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Besides the technical features described in the specification, other technical features are known to those skilled in the art, and further description of the other technical features is omitted here in order to highlight the innovative features of the present invention.
Claims (8)
1. A multi-process progressive die for sheet metal part forming is characterized by comprising an upper die holder (1) and a lower die holder (2), wherein the upper die holder (1) is provided with a female die component (3) for stretching a sheet metal part (5), and the lower die holder (2) is provided with a male die component (4) matched with the female die component (3);
the female die component (3) comprises a cavity (301) for stretching and forming a sheet metal part (5), a punching part (6) for punching the sheet metal part (5) is further arranged in the cavity (301), and an unloading component (7) for returning the formed sheet metal part (5) is further arranged in the cavity (301);
the male die assembly (4) comprises a male die holder (401) and a male die body (402) arranged in the male die holder (401), and the male die body (402) is matched with the concave cavity (301) so that the sheet metal part (5) is formed by stretching under the matching of the male die body (402) and the concave cavity (301).
2. The multi-step progressive die for sheet metal forming of claim 1, wherein the cavity (301) comprises a front end portion engaged with the punch body (402), and a rear end portion for mounting the punch (6), wherein the front end portion is a groove, the rear end portion is a blind hole having a T-shaped cross section, and the blind hole is communicated with a groove bottom of the groove.
3. A progressive die for sheet metal forming according to claim 2, characterised in that said punch (6) is arranged coaxially with said blind hole and in that said punch (6) has a diameter smaller than the minor diameter of the blind hole, the bottom end of said punch (6) being flush with the bottom of the recess of the cavity (301).
4. A multi-step progressive die for sheet metal forming according to claim 3, wherein the female die assembly (3) further comprises a female die holder (302), the cavity (301) is disposed on a bottom surface of the female die holder (302), and the female die holder (302) is fixedly mounted on a bottom of the upper die holder (1).
5. A multi-process progressive die for sheet metal part forming according to claim 4, wherein the discharging assembly (7) comprises a sleeve (701) adapted to the punching member (6) and having a T-shaped cross section, wherein the top of the sleeve (701) is located in the large diameter portion of the blind hole, and a first spring (702) is connected between the top of the sleeve (701) and the bottom of the blind hole.
6. A progressive die for sheet metal forming according to claim 5 wherein the bottom end of the sleeve (701) is flush with the outer edge of the recessed portion of the cavity (301) when the first spring (702) is in its natural state.
7. The multi-process progressive die for forming sheet metal parts according to claim 6, wherein a second spring (403) is connected between the punch holder (401) and the lower die holder (2), and when the second spring (403) is in a natural state, the top of the punch holder (401) is flush with the top of the punch body (402).
8. The multi-process progressive die for forming sheet metal parts according to claim 7, wherein the top of the male die body (402) is provided with a step (404) which is matched with the groove and the blind hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020472775.XU CN211839806U (en) | 2020-04-03 | 2020-04-03 | Multi-process progressive die for sheet metal part forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020472775.XU CN211839806U (en) | 2020-04-03 | 2020-04-03 | Multi-process progressive die for sheet metal part forming |
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| CN211839806U true CN211839806U (en) | 2020-11-03 |
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| CN202020472775.XU Active CN211839806U (en) | 2020-04-03 | 2020-04-03 | Multi-process progressive die for sheet metal part forming |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112974643A (en) * | 2021-03-11 | 2021-06-18 | 衢州众德精密机械有限公司 | Novel integrated into one piece mould |
| CN115069868A (en) * | 2022-06-11 | 2022-09-20 | 浙江道和机械股份有限公司 | Drawing die and production process of battery upper cover by using drawing die |
-
2020
- 2020-04-03 CN CN202020472775.XU patent/CN211839806U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112974643A (en) * | 2021-03-11 | 2021-06-18 | 衢州众德精密机械有限公司 | Novel integrated into one piece mould |
| CN115069868A (en) * | 2022-06-11 | 2022-09-20 | 浙江道和机械股份有限公司 | Drawing die and production process of battery upper cover by using drawing die |
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| GR01 | Patent grant | ||
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Address after: 314000, No.399 meidun Road, Xiuzhou District, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Ruyi Intelligent Technology Co.,Ltd. Address before: 314000, No.399 meidun Road, Xiuzhou District, Jiaxing City, Zhejiang Province Patentee before: JIAXING RUYI MOULD Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |