CN215279458U - Prevent jumping waste material mould structure - Google Patents
Prevent jumping waste material mould structure Download PDFInfo
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- CN215279458U CN215279458U CN202121729423.9U CN202121729423U CN215279458U CN 215279458 U CN215279458 U CN 215279458U CN 202121729423 U CN202121729423 U CN 202121729423U CN 215279458 U CN215279458 U CN 215279458U
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Abstract
The application relates to a scrap jumping prevention die structure which comprises a first mounting seat, a second mounting seat, an upper die assembly and a lower die plate; the upper die assembly is fixedly arranged on the first mounting seat, and the lower die plate is arranged on the second mounting seat and is opposite to the upper die assembly; the upper die assembly is provided with a punching needle, the lower die plate is provided with a lower die insert corresponding to the punching needle, the lower die insert is dug to be provided with a first row of waste holes, the lower die plate is also provided with at least one second row of waste holes, and the second row of waste holes are arranged adjacent to the lower die insert; the workpiece arranged on the lower template is punched to form a hole by the punching needle along the lower die insert, and the punching waste is discharged along the first waste discharge hole or the second waste discharge hole. The beneficial effect of this application is: the die solves the problems of product crushing and impressing and reduces the overload decompression of the punch.
Description
Technical Field
The application relates to the field of hardware products, in particular to a scrap jumping prevention die structure.
Background
Aiming at the common phenomena of scrap jumping, product crushing and imprinting of the common die types in production, the die structure is used for changing the production rejection rate, providing the production benefit and solving the problem of low efficiency. In a traditional die structure, a thimble is arranged on a punching needle, an air suction device is arranged on a lower die, a knife edge is of a special-shaped structure, and small gaps of small circular holes are arranged to prevent waste jumping. And too small punching holes cannot be used for manufacturing the thimble device. The mould is too small and the placing space is not enough, and the air suction device can not be made. Customers do not allow to change the product structure, the edge of the trimming knife also does not allow to make special-shaped structures, and various reasons limit that some die structures can not realize the design of scrap jumping structures in the die
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problem, the technical problem to be solved by the application is to provide a scrap jumping prevention die structure.
A scrap jumping prevention die structure comprises a first mounting seat, a second mounting seat, an upper die assembly and a lower die plate;
the upper die assembly is fixedly arranged on the first mounting seat, and the lower die plate is arranged on the second mounting seat and is opposite to the upper die assembly;
the upper die assembly is provided with a punching needle, the lower die plate is provided with a lower die insert corresponding to the punching needle, the lower die insert is dug to be provided with a first row of waste holes, the lower die plate is also provided with at least one second row of waste holes, and the second row of waste holes are arranged adjacent to the lower die insert;
the workpiece arranged on the lower template is punched to form a hole by the punching needle along the lower die insert, and the punching waste is discharged along the first waste discharge hole or the second waste discharge hole.
Optionally, the lower mold insert is inserted into the lower mold plate, and the upper end of the lower mold insert is convexly arranged on the upper surface of the lower mold plate.
Optionally, the upper surface of the lower mold insert is provided with a first inclined surface.
Optionally, the first row of waste holes and the punch pin are arranged along the same axis, and the radius of the first row of waste holes is larger than that of the punch pin.
Optionally, the diameter of the first row of waste holes gradually increases along the direction of the second mounting seat.
Optionally, the second row of waste holes are annular holes, and the second row of waste holes are annularly arranged along the outer side of the lower die insert.
Optionally, the second row of waste holes are elongated holes, and a plurality of the second row of waste holes are arranged along two sides or four sides of the lower die insert.
Optionally, the upper die assembly further comprises an upper backing plate, an upper clamping plate, a stripper plate, and a connecting spring;
the upper surface of the upper backing plate is fixed on the first mounting seat, the upper clamping plate is fixed on the other surface of the upper backing plate, and the lower surface of the stripper plate is fixed with the stripper plate;
the upper surface of the stripper plate is fixed on the lower surface of the upper clamping plate through a movable connecting rod, and the stripper plate is connected with the first mounting seat through a connecting spring;
the upper end of the punching needle is fixed on the upper padding plate, and the punching needle sequentially penetrates through the upper clamping plate, the stripping plate and the stripping plate.
Optionally, when the stripper plate abuts against the surface of the upper clamping plate, the punching pin extends out of the lower surface of the stripper plate.
Optionally, the punching needle comprises a first needle part and a second needle part, the upper end of the first needle part is fixedly connected with the upper clamping plate, the second needle part is connected and arranged at the lower end of the first needle part, the radius of the second needle part is smaller than the radius of the first needle part and the radius of the first row of waste holes, and the connecting surface of the first needle part and the second needle part is a second inclined plane.
Compared with the prior art, the beneficial effects of this application are: the die solves the problems of product crushing and impressing and reduces the overload decompression of the punch. And the cost of the die is solved, the material cost is greatly saved, the labor cost of stamping is reduced, and the time waste caused by scrapping due to crushing in production is reduced. Meanwhile, the problem of improving the production yield is greatly solved, the complexity of manual operation is reduced, and the purpose of saving cost and resources is achieved.
Drawings
Fig. 1 is a schematic view of a prior art mold.
Fig. 2 is a schematic view of the mold mechanism according to the embodiment of the present application.
Fig. 3 is a schematic view of a die hole pressing according to an embodiment of the present application.
Fig. 4 is a schematic view of an upper die assembly according to an embodiment of the present application.
Detailed Description
The present application will be further described with reference to the following detailed description.
The same or similar reference numerals in the drawings of the embodiments of the present application correspond to the same or similar components; in the description of the present application, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like, if any, are used in the orientations and positional relationships indicated in the drawings only for the convenience of describing the present application and for simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore the terms describing the positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Furthermore, if the terms "first," "second," and the like are used for descriptive purposes only, they are used for mainly distinguishing different devices, elements or components (the specific types and configurations may be the same or different), and they are not used for indicating or implying relative importance or quantity among the devices, elements or components, but are not to be construed as indicating or implying relative importance.
Referring to fig. 1, in the prior art, a workpiece is punched through a punching needle, a mold is too small, a placement space is not enough, and a suction device cannot be manufactured. A customer does not allow the product structure to be changed, the edge of the trimming knife is not allowed to be made into a special-shaped structure, and the design of a scrap jumping structure of some die structures cannot be realized in the die due to various reasons.
In the embodiment shown in fig. 2-4, the present application provides a scrap-jumping prevention mold structure, which includes a first mounting seat 1, a second mounting seat 2, an upper mold assembly 3, and a lower mold plate 4; the upper die assembly 3 is fixedly arranged on the first mounting seat 1, and the lower die plate 4 is arranged on the second mounting seat 2 and is opposite to the upper die assembly 3; the upper die assembly 3 is provided with a punching needle 5, the lower die plate 4 and a lower die insert 6 corresponding to the punching needle 5, the lower die insert 6 is provided with a first row of waste holes 7 in a digging manner, the lower die plate 4 is also provided with at least one second row of waste holes 8, and the second row of waste holes 8 are arranged adjacent to the lower die insert 6; the workpiece 100 disposed on the lower die plate 4 is punched by the punch pin 5 along the lower die insert 6 to form a hole, and the punching waste 200 is discharged along the first row of waste holes 7 or the second row of waste holes 8. In this embodiment, the lower bolster 4 of this application passes through the bolt fastening at second mount pad 2, and last mould component 3 passes through second mount pad 2 through the bolt. The lower die insert 6 is inserted into the mounting hole of the lower template 4. Go up mould assembly 3 and press the hole to the product under the drive of punch press, press hole waste material 200 to discharge from first row of useless hole 7, the useless hole 8 of second row. The mold solves the problems of product crushing and impressing, and reduces the overload decompression of the punch. And the cost of the die is solved, the material cost is greatly saved, the labor cost of stamping is reduced, and the time waste caused by scrapping due to crushing in production is reduced. Meanwhile, the problem of improving the production yield is greatly solved, the complexity of manual operation is reduced, and the purpose of saving cost and resources is achieved.
In some embodiments, the lower mold insert 6 is inserted into the lower mold plate 4, and the upper end of the lower mold insert 6 is protruded from the upper surface of the lower mold plate 4. In this embodiment, the lower mold insert 6 is convexly disposed on the surface of the lower mold plate 4, and the workpiece 100 is fixed above the lower mold plate 4 by a positioning pin and abuts against the upper end of the lower mold insert 6. A waste discharge gap exists between the workpiece 100 and the upper template, so that the waste material 200 punched by the workpiece falls onto the second waste discharge hole 8 from the upper surface of the lower die insert; the upper surface of the lower mold insert 6 is provided with a first inclined surface; so that the scrap 200 slides along the first inclined surface into the second row of scrap holes 8.
In one embodiment of the above embodiment, the second row of waste holes 8 is an annular hole, and the second row of waste holes 8 is annularly arranged along the outer side of the lower mold insert 6. Useless hole 8 of second row is gone into the peripheral setting of son 6 along the lower mould, and the extension line of first inclined plane can be established in the useless hole 8 of second row for waste material 200 directly slides down along first inclined plane, falls into in the useless hole 8 of second row.
In one embodiment of the above embodiment, the second row of waste holes 8 is a strip-shaped hole, and a plurality of the second row of waste holes 8 are arranged along two or four sides of the lower mold insert 6. Two sides or four sides of the lower die insert 6 are arranged along the second row waste hole 8, and the extension line of the first inclined plane can be arranged in the second row waste hole 8, so that the waste material 200 directly slides down along the first inclined plane and falls into the second row waste hole 8.
In some embodiments, the first row of waste holes 7 is arranged along the same axis as the punch pin 5, and the radius of the first row of waste holes 7 is larger than that of the punch pin 5. In this embodiment, when the scrap 200 is punched into the first row of waste holes 7 by the punch pin 5 from the workpiece 100, the diameter of the first row of waste holes 7 is gradually increased along the direction of the second mounting seat 2, so that the scrap 200 can better fall off.
In some embodiments, the upper die assembly 3 further includes an upper backing plate 31, an upper clamping plate 32, a stripper plate 33, a stripper plate 34, and a connecting spring 35; the upper surface of an upper backing plate 31 is fixed on a first mounting seat 1, an upper clamping plate 32 is fixed on the other surface of the upper backing plate 31, and the lower surface of a stripping plate 33 is fixed with a stripping plate 34; the upper surface of the demoulding plate 33 is fixed on the lower surface of the upper clamping plate 32 through a movable connecting rod, and the demoulding plate 33 is connected with the first mounting seat 1 through a connecting spring 35; the upper end of the punching needle 5 is fixed on the upper backing plate 31, and the punching needle 5 sequentially penetrates through the upper clamping plate 32, the stripping plate 33 and the stripping plate 34. In the embodiment, the stripper plate 33 is movably connected below the upper clamping plate 32 through the connecting spring 35 and the movable bolt, when the upper die assembly 3 is pressed downwards, the stripper plate 33 and the stripper plate 34 firstly abut against the upper surface of the workpiece 100, an upward force is provided by the lower die plate 4, the connecting spring 35 is contracted, and the punch pins 5 protrude from the surface of the stripper plate 34 and are inserted into the first row of waste holes 7 of the lower die insert 6. The punching needle 5 comprises a first needle part 51 and a second needle part 52, the upper end of the first needle part 51 is fixedly connected with the upper clamping plate 32, the second needle part 52 is connected and arranged at the lower end of the first needle part 51, the radius of the second needle part 52 is smaller than that of the first needle part 51 and that of the first row of waste holes 7, and the connecting surface of the first needle part 51 and the second needle part 52 is a second inclined surface. Specifically, when the stripper plate 33 abuts against the surface of the upper clamp plate 32, the punch pin 5 is disposed to extend beyond the lower surface of the stripper plate 34. The second needle portion 52 is inserted into the first row of waste holes 7 of the lower die insert 6.
In some embodiments, the die structure scheme of the application mainly solves the problems that punching jumps the waste 200, burrs fall into the surface of the die, the die structure is adjusted on the basis of the traditional die, the die insert is higher than the lower die plate 4, when the waste 200 is brought by a punch, the waste falls into the lower die plate 4 lower than the lower die insert 6, and the waste area is avoided by secondary punching, so that the product processing efficiency is effectively improved and the requirement on the use performance of the product is met.
It should be understood that the above examples of the present application are only examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.
Claims (10)
1. A scrap jumping prevention die structure is characterized by comprising a first mounting seat, a second mounting seat, an upper die assembly and a lower die plate;
the upper die assembly is fixedly arranged on the first mounting seat, and the lower die plate is arranged on the second mounting seat and is opposite to the upper die assembly;
the upper die assembly is provided with a punching needle, the lower die plate is provided with a lower die insert corresponding to the punching needle, the lower die insert is dug to be provided with a first row of waste holes, the lower die plate is also provided with at least one second row of waste holes, and the second row of waste holes are arranged adjacent to the lower die insert;
the workpiece arranged on the lower template is punched to form a hole by the punching needle along the lower die insert, and the punching waste is discharged along the first waste discharge hole or the second waste discharge hole.
2. The scrap jumping prevention die structure according to claim 1, wherein the lower die insert is inserted into the lower die plate, and an upper end of the lower die insert is protruded on an upper surface of the lower die plate.
3. The scrap skip prevention mold structure according to claim 2, wherein the upper surface of the lower mold insert is provided with a first inclined surface.
4. The scrap skip prevention die structure according to claim 1, wherein the first row of the scrap holes and the punch pins are arranged along the same axis, and the radius of the first row of the scrap holes is larger than that of the punch pins.
5. The scrap jumping prevention die structure according to claim 1, wherein the diameter of the first row of scrap holes is gradually increased along the direction of the second mounting seat.
6. The scrap-jumping prevention mold structure according to claim 1, wherein the second row of waste holes is annular, and the second row of waste holes is annularly arranged along an outside of the lower mold insert.
7. The scrap jumping prevention mold structure according to claim 1, wherein the second row of scrap holes is elongated, and a plurality of the second row of scrap holes are formed along two or four sides of the lower mold insert.
8. The scrap-jumping-preventing die structure according to claim 1, wherein the upper die assembly further comprises an upper backing plate, an upper clamping plate, a stripper plate, and a connecting spring;
the upper surface of the upper backing plate is fixed on the first mounting seat, the upper clamping plate is fixed on the other surface of the upper backing plate, and the lower surface of the stripper plate is fixed with the stripper plate;
the upper surface of the stripper plate is fixed on the lower surface of the upper clamping plate through a movable connecting rod, and the stripper plate is connected with the first mounting seat through a connecting spring;
the upper end of the punching needle is fixed on the upper padding plate, and the punching needle sequentially penetrates through the upper clamping plate, the stripping plate and the stripping plate.
9. The die structure for preventing scrap jumping according to claim 8, wherein when the stripper plate abuts against the surface of the upper clamping plate, the punch pin is disposed to protrude from the lower surface of the stripper plate.
10. The die structure for preventing scrap jumping according to claim 9, wherein the punch pin includes a first pin portion and a second pin portion, the upper end of the first pin portion is fixedly connected to the upper clamping plate, the second pin portion is connected to the lower end of the first pin portion, the radius of the second pin portion is smaller than the radius of the first pin portion and the radius of the first row of the waste holes, and the connecting surface of the first pin portion and the second pin portion is a second inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121729423.9U CN215279458U (en) | 2021-07-27 | 2021-07-27 | Prevent jumping waste material mould structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121729423.9U CN215279458U (en) | 2021-07-27 | 2021-07-27 | Prevent jumping waste material mould structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215279458U true CN215279458U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121729423.9U Active CN215279458U (en) | 2021-07-27 | 2021-07-27 | Prevent jumping waste material mould structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215279458U (en) |
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2021
- 2021-07-27 CN CN202121729423.9U patent/CN215279458U/en active Active
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