CN219817801U - Stamping die delays ejecting structure - Google Patents
Stamping die delays ejecting structure Download PDFInfo
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- CN219817801U CN219817801U CN202321244777.3U CN202321244777U CN219817801U CN 219817801 U CN219817801 U CN 219817801U CN 202321244777 U CN202321244777 U CN 202321244777U CN 219817801 U CN219817801 U CN 219817801U
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- fixedly connected
- die holder
- spring
- lower die
- block
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- 230000001934 delay Effects 0.000 title claims description 3
- 230000003111 delayed effect Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000004080 punching Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Abstract
The utility model discloses a stamping die delayed ejection structure which comprises a workbench, wherein a lower die holder and an upper die holder which are matched for use are arranged on the workbench, a stamping head is arranged on one side, close to the lower die holder, of the upper die holder, a thimble is arranged on the inner side of the lower die holder, the bottom end of the thimble is fixedly connected with a rectangular sliding plate, a delay mechanism is positioned on the inner sides of the bottom end of the upper die holder and the lower die holder and used for delaying the ejection time of a workpiece from the lower die holder by the thimble, the ejection time of the thimble can be delayed by the matching of a plurality of parts, the purpose of delaying the ejection of the workpiece is achieved, and the workpiece is prevented from being deformed due to collision with a punch.
Description
Technical Field
The utility model relates to the technical field of stamping dies, in particular to a stamping die delayed ejection structure.
Background
The mould is used for producing various moulds and tools for injection moulding, blow moulding, extrusion, die casting or forging moulding, smelting, stamping and other methods to obtain required products, the mould is used for producing shaped articles, the tool is composed of various parts, and different moulds are composed of different parts, and the processing of the appearance of the articles is realized mainly through the change of the physical state of the shaped materials.
In order to avoid ejecting the workpiece out of the lower die while opening the die, the workpiece is pressed by a punch head to deform, such as a thinner pin for punch forming, and other parts are extremely easy to deform when the pin is ejected, a delayed ejection structure of the stamping die is provided for solving the problems.
Disclosure of Invention
The utility model aims to provide a delayed ejection structure of a stamping die, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the stamping die delayed ejection structure comprises a workbench, wherein a lower die holder and an upper die holder which are matched for use are arranged on the workbench;
the stamping head is arranged on one side, close to the lower die holder, of the upper die holder;
the ejector pin is arranged on the inner side of the lower die holder, and the bottom end of the ejector pin is fixedly connected with a rectangular sliding plate;
the delay mechanism is positioned at the bottom end of the upper die holder and at the inner side of the lower die holder and is used for delaying the ejection time of the ejector pin from the lower die holder;
the delay mechanism comprises a rectangular fixed block fixedly connected to the top end of the rectangular sliding plate, the inner side of the lower die is located on one side of the rectangular fixed block and fixedly connected with a connecting plate, the top end of the connecting plate is fixedly connected with a second trapezoidal block, one side of the second trapezoidal block is fixedly connected with a second sleeve, the inner side of the second sleeve is slidably connected with a bolt, one end of the bolt is fixedly connected with a third spring, one end of the third spring is fixedly connected with the second trapezoidal block, and the inner side of the rectangular fixed block is provided with a plugging hole matched with the bolt.
Further technical scheme, the inboard fixedly connected with first sleeve of bed die, the inboard sliding connection of first sleeve has the slider, the top of slider with rectangular sliding plate fixed connection, the bottom fixedly connected with second spring of slider, the one end of second spring with bed die fixed connection.
Further technical scheme, the top fixedly connected with lug of connecting plate, the inboard of second trapezoidal piece seted up with lug assorted guide slot, the outer wall fixedly connected with first spring of one side of second trapezoidal piece, the one end of first spring with lug fixed connection.
Further technical scheme, delay mechanism still includes fixed connection the rectangle guide arm of last mould bottom, the bottom fixedly connected with activity roof of rectangle guide arm, the top fixedly connected with powerful spring of activity roof, powerful spring's one end with go up mould fixed connection, the bottom fixedly connected with first trapezoidal piece of activity roof, just first trapezoidal piece is located the top of second trapezoidal piece.
According to a further technical scheme, through holes matched with the punching heads are formed in the inner sides of the movable top plates, and the punching heads are arranged in the through holes.
Further technical scheme, the top fixedly connected with U-shaped support frame of workstation, the pneumatic cylinder is installed on the top of U-shaped support frame, the output of pneumatic cylinder runs through to the inboard fixedly connected with upper die base of U-shaped support frame.
The beneficial effects of the utility model are as follows:
when the movable top plate is reset to a designated position, the bolt moves out of the inside of the inserting hole under the action of the second trapezoidal block, so that the second spring pushes the sliding block to drive the ejector pin to move upwards, the workpiece after the inside of the lower die holder is stamped is ejected out, the ejection time of the ejector pin can be delayed through the cooperation of the parts, the purpose of delaying the ejection of the workpiece is achieved, and the workpiece is prevented from being collided with the punch to deform.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of a U-shaped support frame according to the present utility model;
FIG. 3 is a cross-sectional view of a lower die holder of the present utility model;
FIG. 4 is an enlarged view of FIG. 3A in accordance with the present utility model;
FIG. 5 is a cross-sectional view of a first sleeve of the present utility model;
fig. 6 is a cross-sectional view of a second sleeve of the present utility model.
Reference numerals: 1. a work table; 2. a lower die holder; 3. a U-shaped support frame; 4. a hydraulic cylinder; 5. an upper die holder; 6. punching heads; 7. a movable top plate; 8. a rectangular guide rod; 9. a strong spring; 10. a first trapezoidal block; 11. a rectangular fixed block; 12. a thimble; 13. a rectangular sliding plate; 14. a slide block; 15. a first sleeve; 16. a connecting plate; 17. a second trapezoidal block; 18. a bump; 19. a first spring; 20. a second sleeve; 21. a plug pin; 22. a second spring; 23. a third spring; 24. and a plug hole.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Please refer to fig. 1-5;
the embodiment of the utility model discloses a stamping die delayed ejection structure, which comprises a workbench 1 and a lower die holder 2 arranged at the top end of the workbench 1; the device comprises a U-shaped supporting frame 3, wherein the U-shaped supporting frame 3 is fixedly connected to the top end of a workbench 1 through a bolt assembly, a hydraulic cylinder 4 is arranged at the top end of the U-shaped supporting frame 3, and an output end of the hydraulic cylinder 4 penetrates through the inner side of the U-shaped supporting frame 3 and is fixedly connected with an upper die holder 5; the stamping head 6 is arranged at the bottom end of the upper die holder 5; the ejector pin 12 is arranged on the inner side of the lower die holder 2, and the bottom end of the ejector pin 12 is fixedly connected with a rectangular sliding plate 13; the delay mechanism is positioned at the bottom end of the upper die holder 5 and the inner side of the lower die holder 2 and is used for delaying the speed of resetting the ejector pin 12 to eject a workpiece out of the interior of the lower die holder 2, the inner side of the lower die holder 2 is fixedly connected with the first sleeve 15, the inner side of the first sleeve 15 is slidably connected with the sliding block 14, the top end of the sliding block 14 is fixedly connected with the rectangular sliding plate 13, one end of the second spring 22 is fixedly connected with the lower die holder 2, the delay mechanism comprises a rectangular fixed block 11 fixedly connected to the top end of the rectangular sliding plate 13, the inner side of the lower die holder 2 is fixedly connected with a connecting plate 16, the top end of the connecting plate 16 is fixedly connected with a second trapezoidal block 17, one side of the second trapezoidal block 17 is fixedly connected with a second sleeve 20, the inner side of the second sleeve 20 is slidably connected with a bolt 21, one end of the bolt 21 is fixedly connected with a third spring 23, one end of the third spring 23 is fixedly connected with the second trapezoidal block 17, an inserting hole 24 matched with the bolt 21 is formed in the inner side of the rectangular fixed block 11, the delay mechanism further comprises a rectangular guide rod 8 fixedly connected to the bottom end of the upper die holder 5, the guide rod 8 is fixedly connected to the bottom end of the rectangular guide rod 7 is fixedly connected with the first trapezoidal guide rod 7, the top plate 7 is fixedly connected with the top plate 7 of the first trapezoidal block 7 is fixedly connected with the top plate 7, and the top plate 7 is fixedly connected with the top plate 7 to the top plate 7 is fixedly connected with the top plate 7.
In this embodiment: firstly, a workpiece is placed on a lower die holder 2, then a hydraulic cylinder 4 is started, the output end of the hydraulic cylinder 4 drives an upper die holder 5 to drive a punching head 6 and a movable top plate 7 to move downwards, when the inclined surface at one end of a first trapezoid block 10 is contacted with the inclined surface at one end of a second trapezoid block 17, the second trapezoid block 17 is pushed to move towards a rectangular fixed block 11, as a bolt 21 is initially attached to the rectangular fixed block 11, the second trapezoid block 17 presses a third spring 23, when the first trapezoid block 10 is contacted with the second trapezoid block 17, the movable top plate 7 is contacted with the rectangular fixed block 11, so that the rectangular fixed block 11 is pushed to move downwards, the second spring 22 is pressed through a sliding block 14, so that a thimble 12 is moved downwards, when the movable top plate 7 is attached to the top end of the lower die holder 2, the rectangular fixed block 11 is moved downwards to the maximum position, so that a plug hole 24 is aligned with the bolt 21, so that the third spring 23 is not pushed by external force to insert the bolt 21 into the inserting hole 24, the rectangular fixing block 11 is fixed, the thimble 12 is fixed at a specified position, then the output end of the hydraulic cylinder 4 continues to move downwards, the workpiece is stamped into the lower die holder 2 through the stamping head 6, the steps are operated reversely, the movable top plate 7 drives the first trapezoid block 10 to slowly reset in the process of gradually resetting, the first spring 19 pushes the second trapezoid block 17 to drive the bolt 21 to slowly reset, the thimble 12 is not always abutted against the workpiece, after the movable top plate 7 is reset to the specified position, the bolt 21 is moved out of the inserting hole 24 under the action of the second trapezoid block 17, so that the second spring 22 pushes the slide block 14 to drive the thimble 12 to move upwards, the workpiece stamped in the lower die holder 2 is ejected, the ejector pin ejection time can be delayed through the matching of the parts, the purpose of delaying the ejection of the workpiece is achieved, and the workpiece is prevented from being deformed due to collision with the punch.
Referring to fig. 4, the top end of the connecting plate 16 is fixedly connected with a bump 18, the inner side of the second trapezoid block 17 is provided with a guide groove matched with the bump 18, the outer wall of one side of the second trapezoid block 17 is fixedly connected with a first spring 19, and one end of the first spring 19 is fixedly connected with the bump 18.
In this embodiment: when the inclined surface at one end of the first trapezoid block 10 contacts with the inclined surface at one end of the second trapezoid block 17, the second trapezoid block 17 is pushed to extrude the first spring 19 to move towards the rectangular fixed block 11, the moving direction of the second trapezoid block 17 is limited through the guide groove formed in the inner side of the second trapezoid block 17, and the second trapezoid block 17 is prevented from shifting in the moving process.
Referring to fig. 2, a through hole is formed in the inner side of the movable top plate 7, which is matched with the punch head 6, and the punch head 6 is disposed in the through hole.
In this embodiment: so that the punch head 6 continues to move downward while the movable top plate 7 is pressed against the lower die holder 2, by passing through the inside of the through hole while punching the work.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the embodiments of the disclosure may be suitably combined to form other embodiments as will be understood by those skilled in the art.
Claims (6)
1. The utility model provides a stamping die delays ejecting structure which characterized in that: the automatic forming machine comprises a workbench (1), wherein a lower die holder (2) and an upper die holder (5) which are matched with each other for use are arranged on the workbench (1);
the stamping head (6) is arranged on one side, close to the lower die holder, of the upper die holder (5);
the ejector pin (12) is arranged on the inner side of the lower die holder (2), and the bottom end of the ejector pin (12) is fixedly connected with a rectangular sliding plate (13);
the delay mechanism is positioned at the bottom end of the upper die holder (5) and at the inner side of the lower die holder (2) and is used for delaying the ejection time of the ejector pin (12) from the lower die holder (2);
the delay mechanism comprises a rectangular fixed block (11) fixedly connected to the top end of the rectangular sliding plate (13), the inner side of the lower die holder (2) is located on one side of the rectangular fixed block (11) and fixedly connected with a connecting plate (16), the top end of the connecting plate (16) is fixedly connected with a second trapezoid block (17), one side of the second trapezoid block (17) is fixedly connected with a second sleeve (20), the inner side of the second sleeve (20) is slidably connected with a bolt (21), one end of the bolt (21) is fixedly connected with a third spring (23), one end of the third spring (23) is fixedly connected with the second trapezoid block (17), and the inner side of the rectangular fixed block (11) is provided with a plug hole (24) matched with the bolt (21).
2. The stamping die delayed ejection structure of claim 1, wherein: the novel die comprises a die holder (2), and is characterized in that a first sleeve (15) is fixedly connected to the inner side of the die holder (2), a sliding block (14) is slidably connected to the inner side of the first sleeve (15), the top end of the sliding block (14) is fixedly connected with a rectangular sliding plate (13), a second spring (22) is fixedly connected to the bottom end of the sliding block (14), and one end of the second spring (22) is fixedly connected with the die holder (2).
3. The stamping die delayed ejection structure of claim 1, wherein: the top fixedly connected with lug (18) of connecting plate (16), the inboard of second trapezoidal piece (17) seted up with lug (18) assorted guide slot, one side outer wall fixedly connected with first spring (19) of second trapezoidal piece (17), the one end of first spring (19) with lug (18) fixed connection.
4. The stamping die delayed ejection structure of claim 1, wherein: the delay mechanism further comprises a rectangular guide rod (8) fixedly connected to the bottom end of the upper die holder (5), a movable top plate (7) is fixedly connected to the bottom end of the rectangular guide rod (8), a strong spring (9) is fixedly connected to the top end of the movable top plate (7), one end of the strong spring (9) is fixedly connected with the upper die holder (5), a first trapezoid block (10) is fixedly connected to the bottom end of the movable top plate (7), and the first trapezoid block (10) is located above the second trapezoid block (17).
5. The delayed ejection structure of claim 4, wherein: the inner side of the movable top plate (7) is provided with a through hole matched with the punching head (6), and the punching head (6) is arranged in the through hole.
6. The stamping die delayed ejection structure of claim 1, wherein: the novel automatic cutting machine is characterized in that a U-shaped supporting frame (3) is fixedly connected to the top end of the workbench (1), a hydraulic cylinder (4) is installed at the top end of the U-shaped supporting frame (3), and an output end of the hydraulic cylinder (4) penetrates through to an upper die holder (5) fixedly connected to the inner side of the U-shaped supporting frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321244777.3U CN219817801U (en) | 2023-05-22 | 2023-05-22 | Stamping die delays ejecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321244777.3U CN219817801U (en) | 2023-05-22 | 2023-05-22 | Stamping die delays ejecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219817801U true CN219817801U (en) | 2023-10-13 |
Family
ID=88285973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321244777.3U Active CN219817801U (en) | 2023-05-22 | 2023-05-22 | Stamping die delays ejecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219817801U (en) |
-
2023
- 2023-05-22 CN CN202321244777.3U patent/CN219817801U/en active Active
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