CN213440063U - Mechanism punches a hole to inside outside - Google Patents
Mechanism punches a hole to inside outside Download PDFInfo
- Publication number
- CN213440063U CN213440063U CN202022343645.9U CN202022343645U CN213440063U CN 213440063 U CN213440063 U CN 213440063U CN 202022343645 U CN202022343645 U CN 202022343645U CN 213440063 U CN213440063 U CN 213440063U
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- punching
- sliding block
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Abstract
The utility model discloses an inside to outside mechanism of punching a hole, include: the punching die comprises an upper die base, an upper die clamping plate, a lower pressing punch, a material pressing plate, a concave die plate, a lower die sliding block and a lower die base, wherein the upper die clamping plate and the lower pressing punch are fixed below the upper die base, the material pressing plate is connected with the upper die clamping plate, the lower pressing punch penetrates through the upper die clamping plate and the material pressing plate and extends to the lower side of the material pressing plate, the concave die plate is fixed above the lower die base, the lower die sliding block is connected to the lower die base in a sliding mode, the lower pressing punch and the lower die sliding block are provided with wedge faces, the lower die sliding block is located on the inner side of the concave die plate, a spring is connected between the lower die sliding block and the concave die plate, a punching male die used for side punching is fixed on the lower die. The utility model discloses realize from inside to outside punching a hole for the burr is located the outside and easy to handle of work piece, has reduced the wearing and tearing of product, has improved life.
Description
Technical Field
The utility model relates to a mechanism of punching a hole especially relates to an inside to outside mechanism of punching a hole.
Background
Punching refers to a stamping method in which the material in the blank is separated from the blank in a closed curve to obtain a perforated part. Common punching methods are front punching and side punching,
the side punching is a horizontal punching mode, when the side punching, the work piece is stabilized in the die, utilizes the function of slide wedge mechanism, converts the horizontal impact force into with perpendicular impact force for the terrace die that punches a hole can punch a hole to the work piece from outside to inside, goes when the impact force from outside to inside, and the burr that strikes the edge can be located the work piece inside, and is difficult to get rid of totally, has both increased workman's the work degree of difficulty, causes more wearing and tearing to the product again easily, makes the product life-span shorten, can't satisfy customer's requirement.
There is thus a need for improvements to the prior art solutions.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides an inside to outside mechanism of punching a hole to overcome above-mentioned problem.
In order to solve the technical problem, the utility model discloses a technical scheme be: provided is an inside-out punching mechanism, comprising: the punching die comprises an upper die base, an upper die clamping plate, a lower pressing punch, a material pressing plate, a concave die plate, a lower die sliding block and a lower die base, wherein the upper die clamping plate and the lower pressing punch are fixed below the upper die base, the material pressing plate is connected with the upper die clamping plate, the lower pressing punch penetrates through the upper die clamping plate and the material pressing plate and extends to the lower part of the material pressing plate, the concave die plate is fixed above the lower die base, the lower pressing punch and the middle shaft of the concave die plate coincide, the lower die sliding block is connected onto the lower die base in a sliding mode, the lower pressing punch and the lower die sliding block are provided with wedge surfaces, the lower die sliding block is located on the inner side of the concave die plate, a spring is connected between the lower die sliding block and the concave die plate, a punching male die for side punching is fixed on the.
Furthermore, an upper base plate is fixed between the upper die base and the upper die clamping plate, and the lower pressing punch penetrates through the upper base plate.
Furthermore, a lower backing plate is fixed between the lower die base and the concave die plate, and the lower die sliding block is connected to the lower backing plate in a sliding mode.
Further, the lower die sliding block comprises a left sliding block and a right sliding block, the left sliding block and the right sliding block are mirror images, and the left sliding block and the right sliding block are respectively provided with 2 punching male dies.
Furthermore, the section of the punching male die and the blanking hole are rectangular.
The utility model has the advantages that: the punching from inside to outside is realized with the help of the wedge structure between the lower punch and the left and right lower die sliding blocks, so that burrs are positioned outside a workpiece and are easy to process, the abrasion of a product is reduced, and the service life is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
the parts in the drawings are numbered as follows: 1. the punching die comprises an upper die base, 2, an upper die clamping plate, 3, a downward pressing punch, 4, a pressure plate, 5, a concave die plate, 6, a lower die sliding block, 7, a lower die base, 8, a spring, 9, a punching convex die, 10, an upper backing plate, 11, a lower backing plate, 61, a left sliding block, 62 and a right sliding block.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1, an embodiment of the present invention includes: an upper die base 1, an upper die clamping plate 2, a lower pressing punch 3, a pressure plate 4, a concave die plate 5, a lower die slide block 6 and a lower die base 7, wherein an upper backing plate 10 is arranged below the upper die base 1, the upper die clamping plate 2 and the lower pressing punch 3 are fixed below the upper backing plate 10, the pressure plate 4 is connected with the upper die clamping plate 2, the lower pressing punch 3 penetrates through the upper die clamping plate 2 and the pressure plate 4 and extends to the lower part of the pressure plate 4, the concave die plate 5 is fixed above the lower die base 7, a lower backing plate 11 is arranged between the upper pressing punch 3 and the lower pressing punch 4, the middle shafts of the concave die plate 5 are superposed, the lower die slide block 6 is connected on the lower backing plate 11 in a sliding manner, the lower pressing punch 3 and the lower die slide block 6 both have wedge surfaces and can form a wedge structure, the lower die slide block 6 comprises a left slide block 61 and a right slide block 62, the left slide block and the right slide block are both positioned on the, the lower die sliding block is helped to rebound to the initial position, the punching male dies 9 for side punching are fixed on the lower die sliding block 6, the left sliding block and the right sliding block are respectively provided with 2 punching male dies, the cross sections of the punching male dies 9 are rectangular, blanking holes (not shown) are formed in the female die plate 5 and correspond to the punching male dies 9 in position, and the blanking holes are rectangular and slightly larger than the cross sections of the punching male dies, so that waste materials are conveniently discharged.
Specifically, a pressure plate 4 is movably connected with an upper mold clamping plate 2, a nitrogen spring (not shown), a guide pillar (not shown) and a hook (not shown) are further arranged below the upper mold base 1, the upper ends of the nitrogen spring and the guide pillar are fixedly connected with the upper mold base 1, the nitrogen spring penetrates through the upper base plate 10, the upper mold clamping plate 2 and the pressure plate 4, the lower end of the nitrogen spring extends out of the pressure plate, the nitrogen spring provides force for the backward movement of a downward pressing punch after punching is finished, the guide pillar penetrates through the upper base plate 10 and the upper mold clamping plate 2, the lower end of the guide pillar is embedded into the pressure plate 4, the guide pillar plays a role in accurate guiding in the punching process, a spring hole (not shown) and a guide pillar hole (not shown) are formed in the pressure plate 4 and are used for the spring and the guide pillar to penetrate through, the hook comprises a left hook and a right hook, the left hook and the right hook are oppositely arranged, and plays a role in limiting in the punching process.
Specifically, 4 spring holes are formed in the pressure plate 4, the pressure plate is of a square structure, the center of the square is located on the central axis of the downward pressing punch, 4 guide post holes are formed in the pressure plate 4 and located in the middle point of each side of the square, and the number of the corresponding nitrogen springs and the number of the corresponding guide posts are 4.
The utility model relates to an inside to outside mechanism of punching a hole's theory of operation as follows: when the upper die base moves downwards under the action of the press, the upper die clamping plate, the material pressing plate and the lower pressing punch are driven to move downwards together; the left and right sliding blocks are pushed to horizontally move towards the left and right sides, the punching male die contacts the workpiece and impacts the workpiece, and a hole is punched; discharging the waste from the blanking hole of the concave template, and compressing the spring at the moment; after punching, the upper die plate moves upwards to drive the pressing punch to be separated from the workpiece, and the left and right sliding blocks return to the initial positions under the action of the springs.
The utility model relates to an inside to outside mechanism of punching a hole: the punching from inside to outside is realized with the help of the wedge structure between the lower punch and the left and right lower die sliding blocks, so that burrs are positioned outside a workpiece and are easy to process, the abrasion of a product is reduced, and the service life is prolonged.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (5)
1. An inside-to-outside punching mechanism, comprising: the punching die comprises an upper die base, an upper die clamping plate, a lower pressing punch, a material pressing plate, a concave die plate, a lower die sliding block and a lower die base, wherein the upper die clamping plate and the lower pressing punch are fixed below the upper die base, the material pressing plate is connected with the upper die clamping plate, the lower pressing punch penetrates through the upper die clamping plate and the material pressing plate and extends to the lower part of the material pressing plate, the concave die plate is fixed above the lower die base, the lower pressing punch and the middle shaft of the concave die plate coincide, the lower die sliding block is connected onto the lower die base in a sliding mode, the lower pressing punch and the lower die sliding block are provided with wedge surfaces, the lower die sliding block is located on the inner side of the concave die plate, a spring is connected between the lower die sliding block and the concave die plate, a punching male die for side punching is fixed on the.
2. The inside-out punching mechanism according to claim 1, wherein an upper backing plate is fixed between the upper die holder and the upper die plate, and the lower punch penetrates through the upper backing plate.
3. The inside-out punching mechanism according to claim 1, wherein a lower backing plate is fixed between the lower die base and the cavity plate, and the lower die slide block is slidably connected to the lower backing plate.
4. The inside-out punching mechanism according to claim 1, wherein the lower die slide block comprises a left slide block and a right slide block, the left slide block and the right slide block are mirror images, and 2 punching male dies are arranged on each of the left slide block and the right slide block.
5. The inside-out punching mechanism according to claim 1, wherein the cross section of the punching male die and the blanking hole are rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022343645.9U CN213440063U (en) | 2020-10-20 | 2020-10-20 | Mechanism punches a hole to inside outside |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022343645.9U CN213440063U (en) | 2020-10-20 | 2020-10-20 | Mechanism punches a hole to inside outside |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213440063U true CN213440063U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022343645.9U Active CN213440063U (en) | 2020-10-20 | 2020-10-20 | Mechanism punches a hole to inside outside |
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| Country | Link |
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| CN (1) | CN213440063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178381A (en) * | 2021-12-07 | 2022-03-15 | 横店集团东磁股份有限公司 | Die capable of punching from inside to outside and implementation method thereof |
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2020
- 2020-10-20 CN CN202022343645.9U patent/CN213440063U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178381A (en) * | 2021-12-07 | 2022-03-15 | 横店集团东磁股份有限公司 | Die capable of punching from inside to outside and implementation method thereof |
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