CN202779374U - Punching device for heat dissipation plate of power distribution cabinet - Google Patents
Punching device for heat dissipation plate of power distribution cabinet Download PDFInfo
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- CN202779374U CN202779374U CN 201220330181 CN201220330181U CN202779374U CN 202779374 U CN202779374 U CN 202779374U CN 201220330181 CN201220330181 CN 201220330181 CN 201220330181 U CN201220330181 U CN 201220330181U CN 202779374 U CN202779374 U CN 202779374U
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- teeth
- tooth plate
- power distribution
- distribution cabinet
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Abstract
The utility model belongs to the technical field of machining equipment, and particularly relates to a device which is matched with a punch press and is used for machining heat dissipation holes in a heat dissipation plate of a power distribution cabinet. A punching device for the heat dissipation plate of the power distribution cabinet is applied to the punch press and comprises an upper die part which is connected with a plunger chip of the punch press and a lower die part which is fixed on a machining platform of the punch press. The upper die part comprises an upper die. A cavity is arranged inside the upper die, and a connecting shaft is arranged on the top of the upper die. A first elastic body and an upper toothed plate are arranged in the cavity from top to bottom in sequence. An upper die bottom plate is further arranged at the bottom of the upper die. The upper die bottom plate is provided with through holes. The number of the through holes is equal to that of teeth of the upper toothed plate. A shape of a section of each through hole is as same as that of each tooth of the upper toothed plate. The teeth of the upper toothed plate are arranged in the through holes. The lower die part comprises a lower die, wherein a cavity is arranged in the lower die. A lower toothed plate and a second elastic body are arranged in the cavity from top to bottom in sequence. The top end of the lower die is provided with the through holes. The number of through holes is equal to that of the lower toothed plate. The shape of the section of each through hole is identical with that of each tooth of the lower toothed plate. The teeth of the lower toothed plate are arranged in the through holes and extend out of the through holes. A lower die bottom plate is further arranged at the bottom of the lower die. The teeth of the upper toothed plate are opposite to the teeth of the lower toothed plate.
Description
Technical field
The utility model belongs to the machining equipment technical field, relates in particular to a kind of device that cooperates punch press to use the louvre on the processing power distribution cabinet heat sink.
Background technology
In each parts of power distribution cabinet, heat sink is indispensable part.Heat sink is coated on the framework outside that is built into by metal pipe material, and it is whole to form power distribution cabinet.Surface at heat sink is provided with louvre, be used for to strengthen flowing between the inside and outside air-flow of power distribution cabinet, and the dissipation of heat that produces is gone out, and the parts of power distribution cabinet inside are played a protective role.In the prior art, louvre has different patterns, as directly remove the loose structure that redundance forms on the heat sink surface, but there are some shortcomings in this kind form, as dustproof, water-resistant performance is not good, namely dust and rainwater can directly by entering in the louvre, exert an influence to internal part.The louvre that also has another version, see also Fig. 1, the louvre of this type is that the unnecessary sheet material at perforate position is obtained towards the distortion of heat sink one side pressure system, from the side of heat sink, louvre is blocked, and namely louvre is positioned at the side of protuberance.The louvre of this kind structure is better than aforementioned structure in dustproof, rainproof performance, has therefore obtained using more and more widely.In the prior art, generally by punch press processing, sheet material at the uniform velocity advances this kind louvre, drift processes louvre at sheet material.But the processing mode efficient in a hole of this kind is lower.
The utility model content
The utility model provides a kind of simple in structure, simple operation, the power distribution cabinet heat sink hole punched device high to the louvre working (machining) efficiency for solving the technical problem that exists in the known technology.
The technical scheme that the utility model is taked for the technical problem that exists in the solution known technology is: power distribution cabinet heat sink hole punched device, be applied on the punch press, and comprise the part of the upper die that is connected to the punch press drift and the part of the lower die of being fixed in the punch press processing platform; Described part of the upper die comprises that inside has the patrix that cavity, top are provided with connecting axle, be provided with successively the first elastomer and upper tooth plate in the described cavity from top to bottom, also be provided with baffle plate in the bottom of described patrix, described upper baffle plate is provided with the through hole that teeth quantity is consistent, cross sectional shape is identical with described upper tooth plate, and the teeth of described upper tooth plate are arranged in this through hole; Described part of the lower die comprises that inside has the counterdie of cavity, be provided with successively lower tooth plate and the second elastomer in the described cavity from top to bottom, the top of described counterdie is provided with the through hole that teeth quantity is consistent, cross sectional shape is identical with described lower tooth plate, the teeth of described lower tooth plate are arranged in this through hole, and from this through hole, stretch out, also be provided with lower baffle plate in the bottom of described counterdie; Described upper tooth plate is relative with the teeth of lower tooth plate.
Its advantage and good effect are: owing to adopted above-mentioned design, the utility model is simple in structure.Part of the upper die and part of the lower die are installed on the punch press, the metallic plate of louvre to be processed is positioned between the two, the part of the upper die moves downward, and clamps metallic plate with the part of the lower die, and upper tooth plate and lower tooth plate can process louvre, simple operation.Because it is a plurality of that the teeth of upper tooth plate and lower tooth plate all can be arranged to as required, therefore can disposablely process a plurality of louvres in a row, working (machining) efficiency is high.Micro-deformation occurs in the first elastomer and the second elastomer in punching, after the part of the upper die upwards broke away from, elastomer restored to the original state, and the metallic plate in the hole that is equivalent to have liquidated has carried out the demoulding, and processing effect is good.
Preferably: described the first elastomer and the second elastomeric material are vulcanie.
Preferably: also be provided with the first guide rail and the second guide rail on the sidewall of described counterdie, both orthogonal settings also are provided with movably limiting plate on described the second guide rail.Add guide rail and can allow the more accurately position of position punch of operating personnel, reduce simultaneously labour intensity.
Preferably: described upper baffle plate is affixed by screw and described patrix.
Preferably: described lower baffle plate is affixed by screw and described counterdie.
Description of drawings
Fig. 1 is the structural representation of heat sink in the utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is cutaway view of the present utility model;
Fig. 4 is the upward view of part of the upper die among Fig. 2;
Fig. 5 is the top view of part of the lower die among Fig. 2.
Among the figure: 1, connecting axle; 2, patrix; 2-1, the first elastomer; 2-2, upper tooth plate; 3, upper baffle plate; 4, the first guide rail; 5, counterdie; 5-1, lower tooth plate; 5-2, the second elastomer; 6, limiting plate; 7, lower baffle plate; 8, the second guide rail.
The specific embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples, and cooperate accompanying drawing to be described in detail as follows:
Fig. 1 is present a kind of heat sink commonly used and the structural representation of louvre thereof, the louvre of this type is that the unnecessary sheet material at perforate position is obtained towards the distortion of heat sink one side pressure system, from the side of heat sink, louvre is blocked, and namely louvre is positioned at the side of protuberance.This kind louvre generally obtains in punch press processing.
See also Fig. 2 to Fig. 5, the utility model comprises the part of the upper die that is connected to the punch press drift and the part of the lower die of being fixed on the punch press processing platform.
The part of the upper die comprises patrix 2, and its inside has cavity, and the shape of cavity is preferably regular shape, such as cuboid.Being provided with successively material in this cavity from top to bottom is the first elastomer 2-1 of vulcanie and the upper tooth plate 2-2 that is provided with a plurality of teeth.Also be provided with baffle plate 3 by a plurality of screws in patrix 2 bottoms, baffle plate 3 is provided with the through hole that teeth quantity is consistent, cross sectional shape is identical with upper tooth plate 2-2 on this, and teeth namely are arranged in this through hole.The teeth length of upper tooth plate 2-2 is slightly shorter than the length of through hole, has namely formed row's die at upper baffle plate 3.During installation, successively the first elastomer 2-1 and upper tooth plate 2-2 are put into cavity, place upper baffle plate 3 again and adopt screw fastening, should make this moment the first elastomer 2-1 be in the compressive state of trace, namely the first elastomer 2-1 and upper tooth plate 2-2 closely are affixed.The center, top of patrix 2 is provided be used to the connecting axle 1 that is connected to the punch press drift.
The part of the lower die comprises counterdie 5, and its inside has cavity, and the shape of cavity is preferably regular shape, such as cuboid.Be provided with successively the second elastomer 5-2 of lower tooth plate 5-1 and vulcanie material in this cavity from top to bottom, wherein the teeth quantity of lower tooth plate 5-1 equals the teeth quantity of tooth plate 2-2 and both are relative up and down.Bottom at counterdie 5 also is provided with lower baffle plate 7 by a plurality of screws, and the top of counterdie 5 is provided with the through hole that teeth quantity is consistent, cross sectional shape is identical with lower tooth plate 5-1, and teeth namely are arranged in this through hole.The teeth length of lower tooth plate 5-1 slightly is longer than the length of through hole, has namely formed row's punch on the top of counterdie 5.During installation, successively lower tooth plate 5-1 and the second elastomer 5-2 are put into cavity, place lower baffle plate 7 again and adopt screw fastening, should make this moment the second elastomer 5-2 be in the compressive state of trace, namely the second elastomer 5-2 and lower tooth plate 5-1 closely are affixed.The cross section of lower baffle plate 7 is greater than the cross section of counterdie 5, namely around have the edge of protrusion, this edge be used for the punch press processing platform on fixture such as fixed head cooperates and realizes fixing the part of the lower die.
Find punching position on the metallic plate accurately, make the processing in hole neatly evenly reduce simultaneously labour intensity for the ease of the operator, also be provided with in this example by be fixed on counterdie 5 sidewalls, mutually between the guide track system that forms of vertically disposed the first guide rail 4 and the second guide rail 8.Also being provided with on the second guide rail 8 can be along its limiting plate that moves 6, multiple type of attachment can be arranged between the two, as offering the bar shaped chute, at the middle part of limiting plate 6 fastening bolt is set at the second guide rail 8, adjust that to tighten this fastening bolt behind the position of limiting plate 6 fixing with limiting plate 6.
The course of work of this example: part of the upper die and part of the lower die are installed on the punch press.Adjust the position of limiting plate 6 and make it fixing according to the size of sheet metal and the position of punching.Sheet metal is positioned on the guide track system, justified margin is pushed ahead and is found punching position accurately in limiting plate 6, starts the punch press drift, the part of the upper die moves downward, clamps metallic plate with the part of the lower die, and upper tooth plate 2-2 and lower tooth plate 5-1 can process louvre.Because it is a plurality of that the teeth of upper tooth plate 2-2 and lower tooth plate 5-1 all can be arranged to as required, therefore can disposablely process a plurality of louvres in a row.Micro-deformation occurs in the first elastomer 2-1 and the second elastomer 5-2 in punching, after the part of the upper die upwards breaks away from, elastomer restores to the original state, the first elastomer 2-1 with upper tooth plate 2-2 reset downwards, the second elastomer 5-2 upwards resets lower tooth plate 5-1, the metallic plate in the hole that is equivalent to have liquidated has carried out the demoulding.
Claims (5)
1. a power distribution cabinet heat sink hole punched device is applied to it is characterized in that on the punch press: comprise the part of the upper die that is connected to the punch press drift and the part of the lower die of being fixed in the punch press processing platform; Described part of the upper die comprises that inside has the patrix (2) that cavity, top are provided with connecting axle (1), be provided with successively the first elastomer (2-1) and upper tooth plate (2-2) in the described cavity from top to bottom, also be provided with upper baffle plate (3) in the bottom of described patrix (2), described upper baffle plate (3) is provided with the through hole that teeth quantity is consistent, cross sectional shape is identical with described upper tooth plate (2-2), and the teeth of described upper tooth plate (2-2) are arranged in this through hole; Described part of the lower die comprises that inside has the counterdie of cavity (5), be provided with successively lower tooth plate (5-1) and the second elastomer (5-2) in the described cavity from top to bottom, the top of described counterdie (5) is provided with the through hole that teeth quantity is consistent, cross sectional shape is identical with described lower tooth plate (5-1), the teeth of described lower tooth plate (5-1) are arranged in this through hole, and from this through hole, stretch out, also be provided with lower baffle plate (7) in the bottom of described counterdie (5); Described upper tooth plate (2-2) is relative with the teeth of lower tooth plate (5-1).
2. according to power distribution cabinet heat sink hole punched device claimed in claim 1, it is characterized in that: the material of described the first elastomer (2-1) and the second elastomer (5-2) is vulcanie.
3. according to power distribution cabinet heat sink hole punched device claimed in claim 1, it is characterized in that: on the sidewall of described counterdie (5), also be provided with the first guide rail (4) and the second guide rail (8), both orthogonal settings also are provided with movably limiting plate (6) on described the second guide rail (8).
4. according to power distribution cabinet heat sink hole punched device claimed in claim 1, it is characterized in that: described upper baffle plate (3) is affixed by screw and described patrix (2).
5. according to power distribution cabinet heat sink hole punched device claimed in claim 1, it is characterized in that: described lower baffle plate (7) is affixed by screw and described counterdie (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220330181 CN202779374U (en) | 2012-07-09 | 2012-07-09 | Punching device for heat dissipation plate of power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220330181 CN202779374U (en) | 2012-07-09 | 2012-07-09 | Punching device for heat dissipation plate of power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202779374U true CN202779374U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220330181 Expired - Fee Related CN202779374U (en) | 2012-07-09 | 2012-07-09 | Punching device for heat dissipation plate of power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202779374U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272918A (en) * | 2013-06-18 | 2013-09-04 | 四川中邦模具有限公司 | Mold capable of guaranteeing punching quality of main fin of radiator |
-
2012
- 2012-07-09 CN CN 201220330181 patent/CN202779374U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272918A (en) * | 2013-06-18 | 2013-09-04 | 四川中邦模具有限公司 | Mold capable of guaranteeing punching quality of main fin of radiator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20140709 |
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| EXPY | Termination of patent right or utility model |