CN213829320U - Fine blanking back pressure mechanism - Google Patents
Fine blanking back pressure mechanism Download PDFInfo
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- CN213829320U CN213829320U CN202022691871.6U CN202022691871U CN213829320U CN 213829320 U CN213829320 U CN 213829320U CN 202022691871 U CN202022691871 U CN 202022691871U CN 213829320 U CN213829320 U CN 213829320U
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Abstract
The utility model provides a fine blanking back pressure mechanism, it includes: the upper die unit, the lower die unit and the back pressure unit; the upper die unit includes: the punching die comprises an upper die base, an upper clamp plate, a stop plate, a stripping plate and a punch, wherein the upper clamp plate, the stop plate and the stripping plate are connected with one another and are sequentially arranged according to a punching direction; the lower die unit can form a die assembly with the upper die unit, and includes: the lower die plate is connected to one side of the lower die base, and a lower die knife edge matched with the punch is formed in the lower die plate; the back pressure unit includes: the elastic structure is positioned on the other side of the lower die base, one end of the ejector rod extends into the lower die knife edge, and the other end of the ejector rod is in transmission connection with the elastic structure. The utility model discloses when realizing the essence cross cutting, can be with product back pressure to the material area in through the back pressure unit, so guarantee the laminating nature of product, reach the requirement of finished product technological precision.
Description
Technical Field
The utility model relates to an electronic product cross cutting technical field especially relates to a fine blanking back pressure mechanism.
Background
At present, in the electronic industry, some electronic products, accessories and the like have smaller sizes, and the products and the accessories are easily separated from a material belt in the production process after fine blanking and die cutting, so that the requirement on the fitting property of the products and the accessories is not met. Therefore, it is necessary to provide a further solution to the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fine blanking back pressure mechanism to overcome the not enough that exists among the prior art.
In order to solve the technical problem, the technical scheme of the utility model is that:
a fine blanking back pressure mechanism, comprising: the upper die unit, the lower die unit and the back pressure unit;
the upper die unit includes: the punching die comprises an upper die base, an upper clamp plate, a stop plate, a stripping plate and a punch, wherein the upper clamp plate, the stop plate and the stripping plate are connected with one another and are sequentially arranged according to a punching direction;
the lower die unit can form a die assembly with the upper die unit, and includes: the lower die plate is connected to one side of the lower die base, and a lower die knife edge matched with the punch is formed in the lower die plate;
the back pressure unit includes: the elastic structure is positioned on the other side of the lower die base, one end of the ejector rod extends into the lower die knife edge, and the other end of the ejector rod is in transmission connection with the elastic structure.
As the improvement of the fine blanking back pressure mechanism of the utility model, an upper padding plate is arranged between the upper splint and the upper die base.
As the utility model discloses a fine blanking back pressure mechanism's improvement, still be provided with the lower bolster between lower bolster and the die holder.
As the utility model discloses a fine blanking back pressure mechanism's improvement, upper padding plate, punch holder, backstop board, take off board one end still integrated connection in setting are in on the last fixed block of upper die base, lower bolster and lower bolster one end still integrated connection in setting are in on the lower fixed block of lower bolster.
As the utility model discloses a fine blanking back pressure mechanism's improvement, elastic construction includes: the spring is coaxially arranged with the ejector rod, and one end of the spring is in transmission connection with the lower end of the ejector rod.
As the utility model discloses an improvement of essence towards back pressure mechanism, essence towards back pressure mechanism still includes the bottom plate, the lower mould unit set up in on the bottom plate, back pressure unit install in between lower mould unit and the bottom plate, just still be provided with the cushion between lower mould unit and the bottom plate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a smart dashes back pressure mechanism when realizing the smart cross cutting, can be with the product back pressure to the material area in through the back pressure unit, so guarantee the laminating nature of product, reach the requirement of finished product technological precision.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a front view of an embodiment of the fine blanking back pressure mechanism of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a fine blanking back pressure mechanism, which includes: an upper die unit 1, a lower die unit 2, and a back pressure unit 3.
The upper die unit 1 can be matched with the lower die unit 2, and the fine blanking and die cutting of products are realized. Specifically, the upper die unit 1 includes: the punching die comprises an upper die holder 11, an upper clamping plate 12, a stop plate 13, a stripping plate 14 and a punch 15.
Wherein, the upper plate 12, the backstop board 13, take off board 14 and connect each other, and arrange according to the punching press direction in proper order, and the upper plate 12 is connected on the upper die base 11, and drift 15 one end is connected on the upper plate 12, and the other end stretches out from the through-hole of taking off board 14. Thus, when the upper die unit 1 is closed, the punch 15 on the upper die unit can realize fine blanking and die cutting; when demoulding, the stop plate 13 abuts against the stripper plate 14 and the product is detached from the punch 15 by the action of the stripper plate 14.
In addition, an upper padding plate 16 is further arranged between the upper clamp plate 12 and the upper die base 11, and in order to facilitate the integrated connection of the structures, one end of the upper padding plate 16, one end of the upper clamp plate 12, one end of the stop plate 13, one end of the stripper plate 14 are further integrally connected to an upper fixing block 17 arranged on the upper die base 11.
The lower die unit 2 can form a matched die with the upper die unit 1, and a fine blanking and die cutting space of a product is formed between the lower die unit and the upper die unit. Specifically, the lower die unit 2 includes: the lower die comprises a lower die base 21 and a lower die plate 22, wherein the lower die plate 22 is connected to one side of the lower die base 21, and a lower die knife edge 221 matched with the punch 15 is formed in the lower die plate 22. When the upper die unit 1 and the lower die unit 2 are thus closed, the lower die blade 221 provided in the lower die plate 22 receives the punch 15, and the product is subjected to fine blanking and die cutting by the punch 15.
In addition, a lower backing plate 23 is further disposed between the lower template 22 and the lower die holder 21, and for the convenience of integrated connection of various structures, one end of the lower template 22 and one end of the lower backing plate 23 are further integrally connected to a lower fixing block 24 disposed on the lower die holder 21.
The back pressure unit 3 can back pressure the product to the material area in, so guarantee the laminating nature of product, reach the requirement of finished product technological accuracy. Specifically, the back pressure unit 3 includes: a ram 31 and a resilient structure 32.
The elastic structure 32 is located at the other side of the lower die base 21, one end of the ejector rod 31 extends into the lower die knife edge 221, and the other end is in transmission connection with the elastic structure 32. So, when the compound die, ejector pin 31 pushes down thereupon, and when the drawing of patterns, ejector pin 31 jack-up under elastic construction 32's effect is with the product back pressure to the material area in, so guarantee the laminating nature of product.
In one embodiment, the elastic structure 32 includes: a box body fixed on the other side of the lower die holder 21 and a spring positioned in the box body, wherein the spring is coaxially arranged with the ejector rod 31, and one end of the spring is in transmission connection with the lower end of the ejector rod 31. In addition, in order to facilitate the fixing of the back pressure unit 3, the fine blanking back pressure mechanism further comprises a lower supporting plate 4, the lower die unit 2 is arranged on the lower supporting plate 4, the back pressure unit 3 is arranged between the lower die unit 2 and the lower supporting plate 4, and a cushion block 5 is further arranged between the lower die unit 2 and the lower supporting plate 4.
To sum up, the utility model discloses a smart dashes back pressure mechanism when realizing the smart cross cutting that dashes, can be with the product back pressure to the material area in through the back pressure unit, so guarantee the laminating nature of product, reach the requirement of finished product technological precision.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A fine blanking back pressure mechanism, characterized in that fine blanking back pressure mechanism includes: the upper die unit, the lower die unit and the back pressure unit;
the upper die unit includes: the punching die comprises an upper die base, an upper clamp plate, a stop plate, a stripping plate and a punch, wherein the upper clamp plate, the stop plate and the stripping plate are connected with one another and are sequentially arranged according to a punching direction;
the lower die unit can form a die assembly with the upper die unit, and includes: the lower die plate is connected to one side of the lower die base, and a lower die knife edge matched with the punch is formed in the lower die plate;
the back pressure unit includes: the elastic structure is positioned on the other side of the lower die base, one end of the ejector rod extends into the lower die knife edge, and the other end of the ejector rod is in transmission connection with the elastic structure.
2. The fine blanking back pressure mechanism of claim 1, wherein an upper backing plate is further arranged between the upper clamping plate and the upper die base.
3. The fine blanking back pressure mechanism of claim 2, wherein a lower backing plate is further arranged between the lower die plate and the lower die base.
4. The fine blanking back pressure mechanism of claim 2, wherein one end of the upper backing plate, the upper clamping plate, the stop plate and the stripper plate is further integrally connected to an upper fixing block arranged on the upper die base, and one end of the lower backing plate are further integrally connected to a lower fixing block arranged on the lower die base.
5. The fine blanking back pressure mechanism of claim 1, wherein the resilient structure comprises: the spring is coaxially arranged with the ejector rod, and one end of the spring is in transmission connection with the lower end of the ejector rod.
6. The fine blanking back pressure mechanism according to claim 5, further comprising a lower supporting plate, wherein the lower die unit is arranged on the lower supporting plate, the back pressure unit is arranged between the lower die unit and the lower supporting plate, and a cushion block is arranged between the lower die unit and the lower supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022691871.6U CN213829320U (en) | 2020-11-19 | 2020-11-19 | Fine blanking back pressure mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022691871.6U CN213829320U (en) | 2020-11-19 | 2020-11-19 | Fine blanking back pressure mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213829320U true CN213829320U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022691871.6U Active CN213829320U (en) | 2020-11-19 | 2020-11-19 | Fine blanking back pressure mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213829320U (en) |
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2020
- 2020-11-19 CN CN202022691871.6U patent/CN213829320U/en active Active
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