CN214321450U - Die structure for stamping anti-reverse waste - Google Patents
Die structure for stamping anti-reverse waste Download PDFInfo
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- CN214321450U CN214321450U CN202022538290.9U CN202022538290U CN214321450U CN 214321450 U CN214321450 U CN 214321450U CN 202022538290 U CN202022538290 U CN 202022538290U CN 214321450 U CN214321450 U CN 214321450U
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Abstract
The utility model discloses a mould structure for anti-waste material is prevented in punching press, include: the upper die and the lower die are arranged corresponding to the upper die; a discharging through hole is formed in the lower die, the top of the discharging through hole is communicated with the bottom of the female die to form a discharging channel for outwards discharging stamping waste, an air passage is formed in the lower die and communicated with the discharging channel to blow external air into the discharging channel so that the waste is discharged from the discharging channel, and the inclined section is obliquely arranged and communicated with the discharging channel to blow the external air to form negative pressure so as to absorb the waste to fall and be discharged from the discharging channel. Set up an air flue in the bed die, this air flue communicates with the discharge passage in the bed die, compares with traditional blanking aperture's mould, has effectively solved the problem of preventing reverse waste material through the principle that the air flue produced the negative pressure, has improved product production quality.
Description
Technical Field
The utility model belongs to the technical field of the machining die, especially, relate to a mould structure for anti-waste material is prevented in punching press.
Background
The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The existing die mainly comprises an upper die table and a lower die table, a punch is arranged at a corresponding position on the upper die table, a through hole corresponding to the shape of the punch is formed in the lower die table, waste materials after stamping are discharged, and the waste materials are mainly discharged by depending on the gravity of materials and fall and are discharged from the through hole of the lower die table.
However, when punching small holes in practice, the scraps may be taken up or adsorbed on the punch during the rising process of the punch due to reasons such as light weight of the scraps, static electricity or the product itself, and the existence of the scraps may cause the product to be damaged by pressing during the next punching process, or even punch the product through, thereby seriously affecting the product quality.
Because the size of some parts is very little, to the processing shaping very difficult in the narrow and small space of this type of part, there is not the space to design structures that multiple anti-waste materials such as thimble, draw-in groove are prevented to the mould, is difficult to solve the problem of preventing anti-waste material.
Therefore, in order to solve the above technical problems, it is required to design a die structure for stamping anti-reverse scrap, which is capable of generating negative pressure in the blanking channel.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple structure, effectively solve prevent the waste material problem, improve the part machining efficiency's a mould structure for anti-waste material is prevented in punching press.
The technical scheme of the utility model as follows:
a die structure for stamping anti-scrap material, comprising: the upper die and the lower die are arranged corresponding to the upper die;
a male die is arranged in the upper die;
a female die which is arranged corresponding to the male die is arranged in the lower die, a discharge through hole is formed in the lower die, the top of the discharge through hole is communicated with the bottom of the female die to form a discharge channel for discharging the stamping waste outwards, an air passage is formed in the lower die and is communicated with the discharge channel to blow external air into the discharge channel so as to discharge the waste from the discharge channel, the air passage comprises a first horizontal section, a first vertical section, a second horizontal section and an inclined section which are sequentially communicated, an air inlet hole is formed in one side of the lower die and is communicated with the air inlet end of the first horizontal section, the air outlet end of the first horizontal section is communicated with the air inlet end of the first vertical section, the air outlet end of the first vertical section is communicated with the air inlet end of the second horizontal section, and the air outlet end of the second horizontal section is communicated with the air inlet end of the inclined section, the air outlet end of the inclined section is communicated with the discharge channel, and the inclined section is obliquely arranged and communicated with the discharge channel so as to blow external air to form negative pressure, so that the adsorbed waste material falls and is discharged from the discharge channel.
In the technical scheme, the lower die sequentially comprises a lower die plate, a lower backing plate and a lower die holder from top to bottom, the female die is installed in the lower die plate, a material leaking hole is formed in the lower backing plate, a material discharging hole is formed in the lower die holder, and the material leaking hole and the material discharging hole are communicated to form a material discharging channel.
In the technical scheme, the air inlet is formed in one side of the lower template, the first horizontal section is horizontally arranged in the lower template, the first vertical section is vertically arranged in the lower template, and the top of the first vertical section is communicated with the air outlet end of the first horizontal section.
In the above technical scheme, the second horizontal segment is arranged on the top surface of the lower base plate, the inclined segment is obliquely arranged in the lower base plate, the top end of the inclined segment is communicated with the tail end of the second horizontal segment, and the bottom end of the inclined segment is communicated with the material leaking hole.
In the above technical scheme, the upper die sequentially comprises an upper die base, an upper backing plate, a fixing plate, a discharging plate and a discharging backing plate from top to bottom, the male die is installed on the fixing plate, and the bottom end of the male die penetrates through the discharging backing plate and the discharging plate and corresponds to the female die of the lower die.
In the above technical scheme, the upper backing plate and the fixing plate are connected through a fastening bolt.
In the technical scheme, the included angle between the inclined section and the horizontal plane is 30-60 degrees.
In the above technical scheme, the air outlet end of the inclined section is located on the side wall of the material leakage hole.
In the above technical scheme, the air outlet end of the second horizontal segment is arranged below the female die.
In the technical scheme, the diameter of the material leakage hole is smaller than that of the material discharge hole.
The utility model has the advantages and positive effects that:
1. an air flue has been seted up in the bed die, the discharge material passageway intercommunication in this air flue and the bed die, an incline section and the discharge material passageway intercommunication of air flue bottom, so that outside air blows in discharge material passageway through the air flue of slope, the air current direction is downward, so that the top of incline section produces the negative pressure, thereby the punching press waste material produces suction, make the waste material of punching press discharge from falling in the discharge material passageway, compare with traditional blanking aperture's mould, the problem of preventing reverse waste material has effectively been solved through the principle that the air flue produced the negative pressure, product production quality is improved.
Drawings
Fig. 1 is a schematic structural diagram of a die structure for stamping anti-return waste materials according to the present invention;
fig. 2 is a partial enlarged view of the discharge channel of the present invention.
In the figure:
1. an upper die base 2, an upper backing plate 3 and a fixing plate
4. Unloading base plate 5, male die 6 and unloading plate
7. Waste 8, female die 9 and lower die plate
10. A lower backing plate 11, a lower die seat 12 and a material leaking hole
13. Discharge hole 14, air inlet hole 15, first horizontal segment
16. A first vertical section 17, a second horizontal section 18, an inclined section
Detailed Description
The present invention will be described in further detail with reference to specific examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the present disclosure, as defined by the following claims.
Example 1
As shown in the figure, the utility model discloses a mould structure for punching press prevents anti-waste material 7, include: the upper die and the lower die are arranged corresponding to the upper die;
a male die 5 is arranged in the upper die;
a female die 8 which is arranged corresponding to the male die 5 is arranged in the lower die, a discharge channel is arranged in the lower die, the bottom of the female die 8 is communicated with the discharge channel so that waste materials 7 generated by stamping can be discharged outwards along the discharge channel, an air passage is arranged in the lower die and is communicated with the discharge channel so that external air can be blown into the discharge channel to discharge the waste materials 7 from the discharge channel, the air passage comprises a first horizontal section 15, a first vertical section 16, a second horizontal section 17 and an inclined section 18 which are sequentially communicated, an air inlet 14 is arranged on one side of the lower die, the air inlet 14 is communicated with the air inlet end of the first horizontal section 15, the air outlet end of the first horizontal section 15 is communicated with the air inlet end of the first vertical section 16, the air outlet end of the first vertical section 16 is communicated with the air inlet end of the second horizontal section 17, the air outlet end of the second horizontal section 17 is communicated with the air inlet end of the inclined section 18, the air outlet end of the inclined section 18 is communicated with the discharge channel, so that external air is introduced into the air channel and blown into the discharge channel to form negative pressure, and the adsorbed waste 7 falls and is discharged from the discharge channel.
Further, the lower mould includes lower bolster 9, lower bolster 10 and die holder 11 from top to bottom in proper order, die 8 is installed in the lower bolster 9, a small hole 12 has been seted up in the lower bolster 10, a row of discharge opening 13 has been seted up in the die holder 11, small hole 12 and discharge opening 13 intercommunication constitute discharge passage.
Further, the air inlet 14 is arranged on one side of the lower template 9, the first horizontal section 15 is horizontally arranged in the lower template 9, the first vertical section 16 is vertically arranged in the lower template 9, and the top of the first vertical section 16 is communicated with the air outlet end of the first horizontal section 15.
Further, the second horizontal section 17 is arranged on the top surface of the lower cushion plate 10, the inclined section 18 is obliquely arranged in the lower cushion plate 10, the top end of the inclined section 18 is communicated with the tail end of the second horizontal section 17, and the bottom end of the inclined section 18 is communicated with the material leakage hole 12.
The utility model discloses a theory of operation that is used for the punching press to prevent reverse waste material 7's mould structure as follows:
the male die 5 and the female die 8 are matched for punching materials, the punched waste materials 7 are retained in the discharge channel, external air enters the first horizontal section 15 of the air channel from the air inlet 14 on the side surface of the lower die plate 9, the air sequentially passes through the first horizontal section 15, the first vertical section 16, the second horizontal section 17 and the inclined section 18 and enters the discharge channel, and due to the fact that the air flow direction blown by the air channel of the inclined section 18 which is obliquely arranged is downward, negative pressure is generated above the inclined section 18 to adsorb the waste materials 7, and the waste materials 7 are discharged in a falling mode along the discharge channel.
Example 2
On the basis of embodiment 1, the last mould includes upper die base 1, upper padding plate 2, fixed plate 3, stripper 6 and the backing plate 4 of unloading from top to bottom in proper order, terrace die 5 is installed on fixed plate 3, and this terrace die 5's bottom passes stripper 4 and stripper 6, and is corresponding with the die 8 of lower mould.
Further, the upper backing plate 2 and the fixing plate 3 are connected by fastening bolts.
Example 3
On the basis of the embodiment 1, the included angle between the inclined section 18 and the horizontal plane is 30-60 degrees.
Further, the gas outlet end of the inclined section 18 is located on the side wall of the material leakage hole 12.
Further, the air outlet end of the second horizontal segment 17 is arranged below the female die 8.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The invention has been described above by way of example, and it should be noted that any simple variants, modifications or other equivalent substitutions by a person skilled in the art without spending creative effort may fall within the scope of protection of the present invention without departing from the core of the present invention.
Claims (10)
1. The utility model provides a mould structure for punching press prevents reverse waste material which characterized in that: comprises an upper die and a lower die arranged corresponding to the upper die;
a male die is arranged in the upper die;
a female die which is arranged corresponding to the male die is arranged in the lower die, a discharge through hole is formed in the lower die, the top of the discharge through hole is communicated with the bottom of the female die to form a discharge channel for discharging the stamping waste outwards, an air passage is formed in the lower die and is communicated with the discharge channel to blow external air into the discharge channel so as to discharge the waste from the discharge channel, the air passage comprises a first horizontal section, a first vertical section, a second horizontal section and an inclined section which are sequentially communicated, an air inlet hole is formed in one side of the lower die and is communicated with the air inlet end of the first horizontal section, the air outlet end of the first horizontal section is communicated with the air inlet end of the first vertical section, the air outlet end of the first vertical section is communicated with the air inlet end of the second horizontal section, and the air outlet end of the second horizontal section is communicated with the air inlet end of the inclined section, the air outlet end of the inclined section is communicated with the discharge channel, and the inclined section is obliquely arranged and communicated with the discharge channel so as to blow external air to form negative pressure, so that the adsorbed waste material falls and is discharged from the discharge channel.
2. The mold structure according to claim 1, characterized in that: the lower mould includes lower bolster, lower bolster and die holder from top to bottom in proper order, the die is installed in the lower bolster, a small opening has been seted up in the lower bolster, a row of material hole has been seted up in the die holder, small opening and relief hole intercommunication constitute discharge passage.
3. The mold structure according to claim 2, characterized in that: the air inlet is arranged on one side of the lower template, the first horizontal section is horizontally arranged in the lower template, the first vertical section is vertically arranged in the lower template, and the top of the first vertical section is communicated with the air outlet end of the first horizontal section.
4. The mold structure of claim 3, wherein: the second horizontal segment is arranged on the top surface of the lower backing plate, the inclined segment is obliquely arranged in the lower backing plate, the top end of the inclined segment is communicated with the tail end of the second horizontal segment, and the bottom end of the inclined segment is communicated with the material leaking hole.
5. The mold structure according to claim 4, characterized in that: the upper die sequentially comprises an upper die base, an upper backing plate, a fixing plate, a discharging plate and a discharging backing plate from top to bottom, the male die is installed on the fixing plate, and the bottom end of the male die penetrates through the discharging backing plate and the discharging plate and corresponds to the female die of the lower die.
6. The mold structure of claim 5, wherein: the upper backing plate and the fixing plate are connected through fastening bolts.
7. The mold structure of claim 6, wherein: the included angle between the inclined section and the horizontal plane is 30-60 degrees.
8. The mold structure of claim 7, wherein: the air outlet end of the inclined section is positioned on the side wall of the material leakage hole.
9. The mold structure of claim 8, wherein: and the air outlet end of the second horizontal section is arranged below the female die.
10. The mold structure of claim 9, wherein: the diameter of the material leaking hole is smaller than that of the material discharging hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022538290.9U CN214321450U (en) | 2020-11-05 | 2020-11-05 | Die structure for stamping anti-reverse waste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022538290.9U CN214321450U (en) | 2020-11-05 | 2020-11-05 | Die structure for stamping anti-reverse waste |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214321450U true CN214321450U (en) | 2021-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022538290.9U Active CN214321450U (en) | 2020-11-05 | 2020-11-05 | Die structure for stamping anti-reverse waste |
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| CN (1) | CN214321450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787132A (en) * | 2021-11-17 | 2021-12-14 | 徐州瑞杰机械科技有限公司 | Stamping equipment for power distribution cabinet production and manufacturing |
-
2020
- 2020-11-05 CN CN202022538290.9U patent/CN214321450U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787132A (en) * | 2021-11-17 | 2021-12-14 | 徐州瑞杰机械科技有限公司 | Stamping equipment for power distribution cabinet production and manufacturing |
| CN113787132B (en) * | 2021-11-17 | 2022-02-01 | 徐州光海科技有限公司 | Stamping equipment for power distribution cabinet production and manufacturing |
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