CN210877062U - One-time corner cut bending forming die - Google Patents
One-time corner cut bending forming die Download PDFInfo
- Publication number
- CN210877062U CN210877062U CN201921783620.1U CN201921783620U CN210877062U CN 210877062 U CN210877062 U CN 210877062U CN 201921783620 U CN201921783620 U CN 201921783620U CN 210877062 U CN210877062 U CN 210877062U
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- plate
- bending
- die
- fixedly connected
- corner
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Abstract
A one-time corner cut bending forming die comprises an upper die device and a lower die device which are matched with each other; the upper die device comprises an upper die plate, an upper base plate fixedly connected to the bottom of the upper die plate, a bending convex die plate fixedly connected to the bottom of the upper base plate, an annular material returning base plate sleeved on the side part of the bending convex die plate, an annular upper material returning plate fixedly connected to the bottom of the material returning base plate and a first driving assembly; four groups of corner cutting punches are arranged on the upper stripper plate, the bending convex template is in a cuboid shape, and the four groups of corner cutting punches are respectively positioned at four corners of the side surface of the bending convex template; the lower die device comprises a lower die plate, a lower backing plate fixedly connected to the lower die plate, a lower stripper plate arranged on the lower backing plate, and an annular bending coaming which is fixedly connected to the lower backing plate, positioned at the side part of the lower stripper plate and used for supporting a plate; the corner of the bending surrounding plate is provided with a notch part for the downward entering of the corner cutting punch, and the upper surface of the bending surrounding plate is positioned above the lower stripper plate. The utility model discloses can realize the corner cut of panel and the processing of bending.
Description
Technical Field
The utility model relates to a one time corner cut forming die that bends.
Background
Referring to fig. 12, a rectangular plate for manufacturing a box or a box cover comprises the following steps:
the first step is as follows: referring to fig. 13, first, the plate needs to be subjected to corner cutting, and notches are cut at four corner positions of the plate respectively.
The second step is that: referring to fig. 14 to 16, the four sides of the plate are bent.
The traditional processing mode needs two separate processes and two devices for processing, the processing efficiency is low, and certain limitation exists.
Therefore, it is necessary to design a die capable of simultaneously performing corner cutting and bending of a plate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a corner cut forming die that bends, its corner cut that can realize panel and the processing of bending.
The purpose of the utility model is realized like this:
a one-time corner cut bending forming die comprises an upper die device and a lower die device which are matched with each other;
the upper die device comprises an upper die plate, an upper base plate fixedly connected to the bottom of the upper die plate, a bending convex die plate fixedly connected to the bottom of the upper base plate, an annular material returning base plate sleeved on the side part of the bending convex die plate, an annular upper material returning plate fixedly connected to the bottom of the material returning base plate and a first driving assembly used for driving the upper material returning plate to move downwards;
four groups of corner cutting punches are arranged on the upper stripper plate, the bending convex template is in a cuboid shape, and the four groups of corner cutting punches are respectively positioned at four corners of the side surface of the bending convex template;
the lower die device comprises a lower die plate, a lower backing plate fixedly connected to the lower die plate, a lower stripper plate arranged on the lower backing plate, and an annular bending surrounding plate fixedly connected to the lower backing plate, positioned on the side part of the lower stripper plate and used for supporting a plate;
the corner of the bending coaming is provided with a notch part which is opposite to the corner cutting punch and used for the corner cutting punch to enter downwards, and the upper surface of the bending coaming is positioned above the lower stripper plate.
The first driving assembly is a first spring, and the first spring is arranged between the upper die plate and the upper stripper plate.
And a second driving assembly for driving the lower stripper plate to move upwards is arranged in the lower die device.
The second driving assembly is a second spring, and the second spring is arranged between the lower die plate and the lower stripper plate.
The lower base plate is provided with a plurality of positioning blocks used for limiting the outer sides of the plates, and the positioning blocks are arranged on the bending surrounding plates.
The positioning block comprises a transverse section and a vertical section which is connected to the inner side of the transverse section and extends downwards;
the transverse section is fixed on the bending surrounding plate through a locking screw, an embedded groove is formed in the bending surrounding plate corresponding to the vertical section, and the vertical section extends into the embedded groove.
The upper portion of the inner side face of the transverse section is provided with a guide inclined plane for guiding the plates, and a gap is reserved between the bottom of the guide inclined plane and the upper surface of the bent enclosing plate.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a cross-sectional view of an embodiment of the present invention.
Fig. 2 is a top view of the lower die device, the plate and the chamfering punch according to an embodiment of the present invention.
Fig. 3 is a partially enlarged view of the portion of fig. 2A.
Fig. 4 is a partial view of a lower die device according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of a plate placed on a lower die device according to an embodiment of the present invention.
Fig. 6 is a schematic structural view of a plate placed on a lower die device according to an embodiment of the present invention.
Fig. 7 is a schematic structural view illustrating the corner cutting punch of the present invention moving downward to be flush with the bending surrounding plate.
Fig. 8 is a schematic structural view illustrating the corner cutting punch moving downward into the notch portion according to an embodiment of the present invention.
Fig. 9 is a schematic structural view illustrating the material returning plate and the positioning block abutting against each other according to an embodiment of the present invention.
Fig. 10 is a schematic structural view of the material discharging plate pressed down under the bending convex die plate according to an embodiment of the present invention.
Fig. 11 is a schematic structural view of the ejector plate of the stripper plate according to an embodiment of the present invention.
FIG. 12 is a schematic view of the unprocessed plate.
Fig. 13 is a schematic structural view of the plate after corner cutting.
Fig. 14 is a schematic structural view of the plate after bending processing.
Fig. 15 is a schematic structural view of the plate after bending processing.
Fig. 16 is a schematic structural view of the plate after bending processing.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1-16, the primary chamfering and bending forming mold comprises an upper mold device and a lower mold device which are matched with each other;
the upper die device comprises an upper die plate 1, an upper backing plate 2 fixedly connected to the bottom of the upper die plate 1, a bending convex die plate 3 fixedly connected to the bottom of the upper backing plate 2, an annular material returning backing plate 4 sleeved on the side of the bending convex die plate 3, an annular upper material returning plate 5 fixedly connected to the bottom of the material returning backing plate 4 and a first driving assembly 6 for driving the upper material returning plate 5 to move downwards;
further, the first driving assembly 6 is a first spring, and the first spring is disposed between the upper die plate 1 and the upper stripper plate 5.
The bottom of the upper template 1 is provided with a first groove 20, the upper part of a first spring extends into the first groove 20, the top of the first spring is abutted and contacted with the top surface of the first groove 20, and the first spring downwards penetrates through the upper backing plate 2 and the material returning backing plate 4 and is abutted and contacted with the upper surface of the upper material returning plate 5.
The upper die plate 1 is provided with first equal-height screws 22, the upper die plate 1 is provided with first through holes 24 used for the first equal-height screws 22 to move up and down, the first equal-height screws 22 downwards penetrate through the upper backing plate 2 and are screwed on the material returning backing plate 4, the first equal-height screws 22 are sleeved with first shoulder sleeves 23, and the first shoulder sleeves 23 downwards penetrate through the upper backing plate 2 and abut against the material returning backing plate 4.
When the head of the first equal-height screw 22 is abutted and contacted with the upper backing plate 2, the material returning backing plate 4 and the upper material returning plate 5 are at the lowest positions, and when the upper material returning plate 5 is at the lowest position, the bottom surface of the upper material returning plate 5 is flush with the bottom surface of the bending convex template 3.
Four groups of corner cutting punches 7 are arranged on the upper stripper plate 5, the bending convex template 3 is in a cuboid shape, and the four groups of corner cutting punches 7 are respectively positioned at four corners of the side surface of the bending convex template 3;
the chamfering punch 7 and the material returning shim plate 4 are fixedly connected through a first fastening screw 25.
The lower die device comprises a lower die plate 8, a lower backing plate 9 fixedly connected to the lower die plate 8, a lower stripper plate 10 arranged on the lower backing plate 9, and an annular bending coaming 12 fixedly connected to the lower backing plate 9, positioned at the side part of the lower stripper plate 10 and used for supporting a plate 11;
a notch part 13 which is opposite to the corner cutting punch 7 and used for the corner cutting punch 7 to enter downwards is arranged at the corner of the bending coaming 12, and the upper surface of the bending coaming 12 is positioned above the lower stripper plate 10.
The lower template 8 is provided with second equal-height screws 26, the lower template 8 is provided with second through holes 28 used for enabling the second equal-height screws 26 to move up and down, the second equal-height screws 26 upwards penetrate through the lower backing plate 9 and are screwed on the lower stripper plate 10, second shoulder sleeves 27 are sleeved on the second equal-height screws 26, and the second shoulder sleeves 27 upwards penetrate through the lower backing plate 9 and abut against the bottom of the lower stripper plate 10.
When the head of the second equal-height screw 26 is in abutting contact with the lower backing plate 9, the lower stripper plate 10 is at the highest position, and when the lower stripper plate 10 is at the highest position, the upper surface of the lower stripper plate 10 is lower than the upper surface of the bent baffle plate 12 or is flush with the upper surface of the bent baffle plate 12.
Further, a second driving assembly 14 for driving the lower stripper plate 10 to move upwards is arranged in the lower die device.
Further, the second driving assembly 14 is a second spring, and the second spring is disposed between the lower die plate 8 and the lower stripper plate 10.
Furthermore, a plurality of positioning blocks 15 for limiting the position of the lower backing plate 9 on the outer side of the plate 11 are arranged on the lower backing plate 9, and the positioning blocks 15 are arranged on the bent enclosing plate 12.
In this embodiment, the positioning blocks 15 are eight and are respectively disposed at the front, the rear, the left side and the right side of the lower stripper plate 10 at intervals in groups of two positioning blocks.
When the one-time corner cut bending forming die is processed, the operation steps are as follows:
the first step is as follows: referring to fig. 5 and 6, in a natural state, the lower stripper plate 10 is spaced from the lower backing plate 9 under the action of the second driving assembly 14, an operator places the unprocessed plate 11 on the bending surrounding plate 12 of the lower die device to achieve positioning of the plate 11 in the vertical direction, and the positioning block 15 is limited on the outer side of the plate 11 to achieve positioning of the plate 11 in the horizontal direction, which is shown in fig. 2.
The second step is that: referring to fig. 7, in a natural state, the upper stripper plate 5 makes the chamfering punch 7 protrude downward from the bending die plate 3 under the action of the first driving assembly 6, the upper die device moves downward, and the chamfering punch 7 is firstly contacted with the plate 11.
The third step: referring to fig. 8 and 9, the upper die device keeps moving downwards, the chamfering punch 7 extends into the corresponding notch 13, chamfering processing of the plate 11 is realized, the upper stripper plate 5 is in abutting contact with the positioning block 15, and the upper stripper plate 5 does not move downwards any more. Referring to fig. 13, a schematic view of the sheet 11 after corner cutting is performed.
The fourth step: referring to fig. 10, the upper die device keeps moving downwards, the bending die plate 3 is pressed down onto the lower stripper plate 10, the lower stripper plate 10 is pressed down to be in contact with the lower backing plate 9, and four sides of the plate 11 are bent under the action of the bending coaming 12, which is a schematic diagram of the bending process of the plate 11, referring to fig. 14-16.
The fifth step: referring to fig. 11, the upper die device is reset upward, and the lower stripper plate 10 is reset upward by the second driving assembly 14 to eject the plate 11.
The utility model discloses can realize the corner cut of panel 11 and the processing of bending, be favorable to machining efficiency's improvement.
Furthermore, the vertical section of the positioning block 15 is in a T shape, and the positioning block 15 includes a horizontal section 16 and a vertical section 17 connected to the inner side of the horizontal section 16 and extending downward;
the transverse section 16 is fixed on the bending coaming 12 through a locking screw 21, so that the transverse section 16 is fixed, an embedded groove 18 is formed in the bending coaming 12 corresponding to the vertical section 17, and the vertical section 17 extends into the embedded groove 18, so that the positioning block 15 is prevented from rotating.
The sheet 11 is placed over the bent collar 12 with the sides of the sheet 11 in abutting contact with the inside faces of the transverse sections 16.
Furthermore, the upper part of the inner side surface of the transverse section 16 is provided with a guide inclined surface 19 for guiding the plate 11, and the bottom of the guide inclined surface 19 is spaced from the upper surface of the bending coaming 12.
The guide ramps 19 guide the sheet 11 to fall onto the bent fence 12.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and not for the purpose of limiting the same, and the appended claims are intended to cover all such modifications, equivalents, and alternatives falling within the scope of the present invention.
Claims (7)
1. A one-time corner cut bending forming die is characterized by comprising an upper die device and a lower die device which are matched with each other;
the upper die device comprises an upper die plate (1), an upper backing plate (2) fixedly connected to the bottom of the upper die plate (1), a bending convex die plate (3) fixedly connected to the bottom of the upper backing plate (2), an annular material returning backing plate (4) sleeved on the side of the bending convex die plate (3), an annular upper material returning plate (5) fixedly connected to the bottom of the material returning backing plate (4) and a first driving assembly (6) for driving the upper material returning plate (5) to move downwards;
four groups of corner cutting punches (7) are arranged on the upper stripper plate (5), the bending convex template (3) is in a cuboid shape, and the four groups of corner cutting punches (7) are respectively positioned at four corners of the side surface of the bending convex template (3);
the lower die device comprises a lower die plate (8), a lower backing plate (9) fixedly connected to the lower die plate (8), a lower stripper plate (10) arranged on the lower backing plate (9), and an annular bending coaming (12) fixedly connected to the lower backing plate (9), positioned on the side part of the lower stripper plate (10) and used for bearing a plate (11);
and a notch part (13) which is opposite to the corner cutting punch head (7) and used for enabling the corner cutting punch head (7) to enter downwards is arranged at the corner of the bending coaming (12), and the upper surface of the bending coaming (12) is positioned above the lower stripper plate (10).
2. The single-chamfer bending forming die according to claim 1, wherein the first driving assembly (6) is a first spring, and the first spring is arranged between the upper die plate (1) and the upper stripper plate (5).
3. The single-corner cut bending forming die according to claim 1, wherein a second driving assembly (14) for driving the lower stripper plate (10) to move upwards is arranged in the lower die device.
4. The single-chamfer bend forming die according to claim 3, characterized in that the second driving assembly (14) is a second spring, and the second spring is arranged between the lower die plate (8) and the lower stripper plate (10).
5. The primary chamfer bending forming die according to claim 1, wherein a plurality of positioning blocks (15) for limiting the outer side of the plate (11) are arranged on the lower cushion plate (9), and the positioning blocks (15) are arranged on the bending coaming (12).
6. The primary corner cut bending forming die according to claim 5, wherein the vertical section of the positioning block (15) is T-shaped, and the positioning block (15) comprises a transverse section (16) and a vertical section (17) connected to the inner side of the transverse section (16) and extending downwards;
the transverse section (16) is fixed on the bending coaming (12) through a locking screw (21), an embedded groove (18) is formed in the bending coaming (12) corresponding to the vertical section (17), and the vertical section (17) extends into the embedded groove (18).
7. The primary chamfer bending forming die according to claim 6, wherein the upper part of the inner side surface of the transverse section (16) is provided with a guide inclined surface (19) for guiding the plate (11), and the bottom of the guide inclined surface (19) is spaced from the upper surface of the bending coaming (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921783620.1U CN210877062U (en) | 2019-10-22 | 2019-10-22 | One-time corner cut bending forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921783620.1U CN210877062U (en) | 2019-10-22 | 2019-10-22 | One-time corner cut bending forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210877062U true CN210877062U (en) | 2020-06-30 |
Family
ID=71332601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921783620.1U Expired - Fee Related CN210877062U (en) | 2019-10-22 | 2019-10-22 | One-time corner cut bending forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210877062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116809774A (en) * | 2023-08-25 | 2023-09-29 | 诺沃机械南通有限公司 | Multipurpose metalworking is with manufacturing workstation of bending |
-
2019
- 2019-10-22 CN CN201921783620.1U patent/CN210877062U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116809774A (en) * | 2023-08-25 | 2023-09-29 | 诺沃机械南通有限公司 | Multipurpose metalworking is with manufacturing workstation of bending |
| CN116809774B (en) * | 2023-08-25 | 2023-12-19 | 诺沃机械南通有限公司 | Multipurpose metalworking is with manufacturing workstation of bending |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20211022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |