CN205833518U - Apparatus for coating - Google Patents
Apparatus for coating Download PDFInfo
- Publication number
- CN205833518U CN205833518U CN201620832185.7U CN201620832185U CN205833518U CN 205833518 U CN205833518 U CN 205833518U CN 201620832185 U CN201620832185 U CN 201620832185U CN 205833518 U CN205833518 U CN 205833518U
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- cavity
- coating
- connecting tube
- negative pressure
- electromagnetic valve
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Abstract
The application relates to coating art, particularly relate to a kind of apparatus for coating, it includes applicator roll, coating die head, negative pressure shell and electromagnetic valve, on described coating die head, there is discharging opening, described negative pressure shell is fixing with described coating die head to be connected, and described negative pressure shell and described applicator roll surround cavity, the edge of described cavity extends to described discharge outlet, the first conduction position and the second conduction position can be formed on described electromagnetic valve, at described first conduction position, described cavity is negative pressure cavity, at described second conduction position, described cavity is for being connected with external environment condition.This apparatus for coating can be by the connected state of electromagnetic valve switching cavity, when this cavity becomes negative pressure cavity, this negative pressure cavity can provide compensation to the active force that coating die head applies to slurry, the active force making slurry suffered in whole coating process tends towards stability, and then improves the concordance of coating weight.
Description
Technical field
The application relates to coating art, particularly relates to a kind of apparatus for coating.
Background technology
Slurry equably, is continuously or discontinuously coated on base material (Copper Foil or aluminium foil) by coating exactly, wherein extrudes painting
Cloth has the advantages such as production efficiency height, low cost, the accuracy of manufacture be easy to control, is therefore widely used in present production and works as
In.
Owing to extrusion coated is the most sensitive to coating clearance (spacing of lip to back flow roll), therefore carry out double dislocation interval and be coated with
During cloth, when the second face of base material is coated, owing to first existence of base material is left white position, and then can cause
The coating clearance of second is undergone mutation, and causes coating pressure change occur, ultimately results in coating weight inconsistent.
Utility model content
This application provides a kind of apparatus for coating, to improve the concordance of coating weight.
The first aspect of the application provides a kind of apparatus for coating, and it includes applicator roll, coating die head, negative pressure shell and electromagnetism
Valve, described coating die head has discharging opening, and described negative pressure shell is fixing with described coating die head to be connected, and described negative pressure shell and institute
Stating applicator roll and surround cavity, the edge of described cavity extends to described discharge outlet, described electromagnetic valve can be formed first and lead
Logical position and the second conduction position, at described first conduction position, described cavity is negative pressure cavity, at described second conduction position
Place, described cavity is for being connected with external environment condition.
Preferably, also include vacuum buffer tank, at described first conduction position, described cavity and described vacuum buffer tank
It is connected.
Preferably, also including the first connecting tube, described first connecting tube at least two, at described first conduction position
Place, the opposite end of each described first connecting tube inside with described cavity and described electromagnetic valve respectively is connected.
Preferably, described cavity is bar shaped cavity, and each described first connecting tube is spaced along the bearing of trend of described cavity
Arrange.
Preferably, the end of each described first connecting tube extends to the middle part of described cavity.
Preferably, also including the second connecting tube, described second connecting tube at least two, at described second conduction position
Place, the opposite end of each described second connecting tube inside with described cavity and described electromagnetic valve respectively is connected.
Preferably, described cavity is bar shaped cavity, and each described second connecting tube is spaced along the bearing of trend of described cavity
Arrange.
Preferably, the end of each described second connecting tube extends to the middle part of described cavity.
Preferably, described negative pressure shell includes the first central panel, the second central panel, the first end plate and the second end plate, in four
At least one and described coating die head fixing is connected, the side of the side of described first central panel and described second central panel is consolidated
Fixed connection, is formed between the two and presets angle, and one end of described first central panel is fixing with described first end plate to be connected, the other end
Fixing with described second end plate and be connected, one end of described second central panel is fixing with described first end plate to be connected, the other end and institute
State the fixing connection of the second end plate.
Preferably, also include that the 3rd connecting tube, one end of described 3rd connecting tube are connected with described electromagnetic valve, the other end
For free open end, at described second conduction position, described cavity is connected with described 3rd connecting tube.
The technical scheme that the application provides can reach following beneficial effect:
Apparatus for coating provided herein can be by the connected state of electromagnetic valve switching cavity, when this cavity becomes negative pressure
During chamber, this negative pressure cavity can provide compensation to the active force that coating die head applies to slurry so that slurry is at whole coating process
Active force suffered by tends towards stability, and then improves the concordance of coating weight.
It should be appreciated that it is only exemplary that above general description and details hereinafter describe, can not be limited this
Application.
Accompanying drawing explanation
The structural representation of the apparatus for coating that Fig. 1 is provided by the embodiment of the present application；
The part-structure schematic diagram of the apparatus for coating that Fig. 2 is provided by the embodiment of the present application.
Reference:
10-applicator roll；
11-coating die head；
110-upper die head；
111-lower die head；
12-negative pressure shell；
120-the first central panel；
121-the second central panel；
122-the first end plate；
123-the second end plate；
13-electromagnetic valve；
14-vacuum buffer tank；
15-the first connecting tube；
16-the second connecting tube；
17-the 3rd connecting tube.
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet the enforcement of the application
Example, and for explaining the principle of the application together with description.
Detailed description of the invention
Below by specific embodiment and combine accompanying drawing the application is described in further detail.
As depicted in figs. 1 and 2, the embodiment of the present application provides a kind of apparatus for coating, and slurry can be coated with by this apparatus for coating
Cloth is on base material, and it includes applicator roll 10, coating die head 11, negative pressure shell 12 and electromagnetic valve 13.Base material (not shown) is positioned at
On applicator roll 10, applicator roll 10 can drive base material to move.Coating die head 11 generally comprises upper die head 110 and lower die head 111, on
Die head 110 and lower die head 111 are stitched together, and then form discharging opening, and slurry is extruded from this discharging opening, and contacted with base material,
And then be attached on the surface of base material.
Negative pressure shell 12 is fixing with coating die head 11 to be connected, and negative pressure shell 12 surrounds cavity with applicator roll 10, specifically, and negative pressure
Shell 12 and applicator roll 10 have prepsetting gap, and this prepsetting gap is used for accommodating base material, but owing to the thickness of base material is less, therefore may be used
To think that negative pressure shell 12 and applicator roll 10 can surround the cavity of a relative closure.The edge of this cavity extends to discharging opening
Place, say, that the distance between edge and the discharging opening of cavity is smaller so that from the slurry of discharge outlet extrusion soon
Can enter in cavity.The first conduction position and the second conduction position can be formed on electromagnetic valve 13, at this first conduction position,
Aforementioned cavity is negative pressure cavity, i.e. vaccum-pumping equipment can be used to be extracted out by the air in cavity so that keep certain in cavity
Negative pressure；At this second conduction position, aforementioned cavity is for being connected with external environment condition, i.e. the pressure in cavity recovers to often
Pressure condition.
When using above-mentioned apparatus for coating that base material carries out double dislocation interval coating, the painting work first passing through routine is carried out
The coating of first of base material.When coated on one side completes to need to be coated the second face, if current dispensing area
Being the sided area of second, then control electromagnetic valve 13 and be maintained at the first conduction position, now cavity is negative pressure cavity, this negative pressure cavity
Will apply active force to slurry, now, even if coating clearance changes at sided area, the active force that slurry is subject to is the most not
There will be bigger change so that coating weight herein reaches unanimity.When the two-sided region that dispensing area is base material, then control
Electromagnetic valve 13 processed is maintained at the second conduction position, removes the negative pressure cavity active force to slurry with this so that the two-sided region of base material
Can normally be coated with.Certainly, this apparatus for coating can also be applied in other kinds of painting work, might not be only used for
Double dislocation interval coatings.
According to foregoing, the apparatus for coating that the embodiment of the present application provides can switch the company of cavity by electromagnetic valve 13
Logical state, when this cavity becomes negative pressure cavity, this negative pressure cavity can provide benefit to the active force that coating die head 11 applies to slurry
Repay so that slurry active force suffered by whole coating process tends towards stability, and then makes coating weight more consistent.Separately
Outward, after using this kind of apparatus for coating, when by increasing coating clearance to alleviate double dislocation coating weight inconsistent problem, still
Slurry so can be made to be coated in uniformly on base material, do not have leakage metal problem, so, this apparatus for coating can also improve base material
Coating quality.
Further, the apparatus for coating that the embodiment of the present application provides may also include vacuum buffer tank 14, at electromagnetic valve 13
At first conduction position, the cavity that applicator roll 10 is surrounded with negative pressure shell 12 is connected with vacuum buffer tank 14, with this realize by
The purpose of cavity evacuation.Realized the operation of evacuation by vacuum buffer tank 14, the efficiency of evacuation, Jin Er can be improved
In relatively short period of time, cavity is become negative pressure cavity, better compensate for, with this, the active force that slurry is subject to.
Usually, aforementioned cavity can be attached by connecting tube with the inside of electromagnetic valve 13, therefore the embodiment of the present application
The apparatus for coating provided may also include the first connecting tube 15, and this first connecting tube 15 at least two, at the first of electromagnetic valve 13
At conduction position, the opposite end of each first connecting tube 15 inside with cavity and electromagnetic valve 13 respectively is connected.By above-mentioned
First connecting tube 15 is set at least two, can arrange the first connecting tube 15 at the diverse location of cavity, thus shorter
By cavity evacuation in time, improve the efficiency of evacuation with this.
Similarly, the apparatus for coating that the embodiment of the present application provides may also include the second connecting tube 16, this second connecting tube 16
At least two, at the second conduction position of electromagnetic valve 13, the opposite end of each second connecting tube 16 respectively with aforementioned sky
Chamber is connected with the inside of electromagnetic valve 13.This second connecting tube 16 be set to multiple after, each second connecting tube 16 can be cavity
Thering is provided bigger conducting area so that after electromagnetic valve 13 switches to the second conduction position, the gas in external environment condition can be faster
Ground enters in cavity, so that cavity recovers to normal pressure with bigger speed, is beneficial to better ensure that the coating quality of base material.
The arrangement mode of above-mentioned each first connecting tube 15 and each second connecting tube 16 can select, flexibly in view of negative pressure shell 12
Generally in strip structure so that its cavity being collectively forming with applicator roll 10 is the most elongated, the most each first connecting tube 15
Can be spaced along the bearing of trend of cavity and arrange, strengthen the foregoing advantages of the first connecting tube 15 with this.In like manner, each second even
Adapter 16 can also be spaced along the bearing of trend of cavity and arrange.It should be noted that the bearing of trend of cavity refers to cavity
Length direction.
It is to be appreciated that one of them end of above-mentioned first connecting tube 15 and each second connecting tube 16 can extend only to
On the surface of negative pressure shell 12, in another kind of embodiment, the end of each first connecting tube 15 extends to the middle part of cavity so that first
The end of connecting tube 15 may be at the medium position of cavity, connects cavity with this simultaneously and set with evacuation on more direction
Standby, thus improve the speed of evacuation.In like manner, the end of each second connecting tube 16 can also extend to the middle part of vestibule, with
The air in external environment condition is made to be full of cavity quickly.
Specifically, the connection of aforementioned cavity and external environment condition can be by being not connected to times at electromagnetic valve 13 valve port
What pipe realizes, but the bad control of pressure when this kind of form can cause gas to flow through electromagnetic valve 13, by electromagnetic valve 13
Structure produces harmful effect.To this end, the apparatus for coating that the embodiment of the present application provides also includes the 3rd connecting tube 17, the 3rd connects
One end of pipe 17 is connected with electromagnetic valve 13, and the other end is free open end, at the second conduction position of electromagnetic valve, cavity with
3rd connecting tube 17 is connected.Now, the 3rd connecting tube 17 is relative to the valve port of electromagnetic valve 13 overhanging one end distance, so that gas
Pressure when flowing through electromagnetic valve 13 is more stable.
In a kind of embodiment, the negative pressure shell 12 that the application provides specifically can include first central panel the 120, second central panel
121, the first end plate 122 and the second end plate 123, at least one in four is fixing with coating die head 11 to be connected, the first end plate 122
With there is on the second end plate 123 cambered surface that the arc-shaped outer surface with applicator roll 10 adapts.The side of the first central panel 120 and the
The side of two central panel 121 is fixing to be connected, and is formed between the two and presets angle, and both opposite sides are then near applicator roll 10.The
One end of one central panel 120 is fixing with the first end plate 122 to be connected, the other end and the second fixing connection of end plate 123, the second central panel
One end of 121 is fixing with the first end plate 122 to be connected, the other end and the second fixing connection of end plate 123.Alternatively, the first central panel
120, second central panel the 121, first end plate 122 and the second end plate 123 all can use slab construction.After adopting the structure, negative
Cavity between pressure shell 12 and applicator roll 10 will have systematicness so that the pressure in cavity is more stable.
The foregoing is only the preferred embodiment of the application, be not limited to the application, for the skill of this area
For art personnel, the application can have various modifications and variations.All within spirit herein and principle, that is made any repaiies
Change, equivalent, improvement etc., within should be included in the protection domain of the application.
Claims (10)
1. an apparatus for coating, it is characterised in that include applicator roll, coating die head, negative pressure shell and electromagnetic valve, described coating die head
On there is discharging opening, described negative pressure shell is fixing with described coating die head to be connected, and described negative pressure shell and described applicator roll surround sky
Chamber, the edge of described cavity extends to described discharge outlet, described electromagnetic valve can be formed the first conduction position and second and lead
Logical position, at described first conduction position, described cavity is negative pressure cavity, and at described second conduction position, described cavity is used
In being connected with external environment condition.
Apparatus for coating the most according to claim 1, it is characterised in that also include vacuum buffer tank, turns on described first
Position, described cavity is connected with described vacuum buffer tank.
Apparatus for coating the most according to claim 1, it is characterised in that also include the first connecting tube, described first connecting tube
At least two, at described first conduction position, the opposite end of each described first connecting tube respectively with described cavity and
The inside of described electromagnetic valve is connected.
Apparatus for coating the most according to claim 3, it is characterised in that described cavity is bar shaped cavity, each described first even
Take over the bearing of trend along described cavity and be spaced setting.
Apparatus for coating the most according to claim 3, it is characterised in that the end of each described first connecting tube is to described cavity
Middle part extend.
Apparatus for coating the most according to claim 1, it is characterised in that also include the second connecting tube, described second connecting tube
At least two, at described second conduction position, the opposite end of each described second connecting tube respectively with described cavity and
The inside of described electromagnetic valve is connected.
Apparatus for coating the most according to claim 6, it is characterised in that described cavity is bar shaped cavity, each described second even
Take over the bearing of trend along described cavity and be spaced setting.
Apparatus for coating the most according to claim 6, it is characterised in that the end of each described second connecting tube is to described cavity
Middle part extend.
9. according to the apparatus for coating according to any one of claim 1-8, it is characterised in that described negative pressure shell includes in the middle part of in the of first
Plate, the second central panel, the first end plate and the second end plate, at least one in four is fixing with described coating die head to be connected, described
The side of the first central panel is fixing with the side of described second central panel to be connected, and is formed between the two and presets angle, and described first
One end of central panel is fixing with described first end plate to be connected, and the other end is fixing with described second end plate to be connected, in the middle part of in the of described second
One end of plate is fixing with described first end plate to be connected, and the other end is fixing with described second end plate to be connected.
10. according to the apparatus for coating according to any one of claim 1-8, it is characterised in that also include the 3rd connecting tube, described
One end of 3rd connecting tube is connected with described electromagnetic valve, and the other end is free open end, at described second conduction position, and institute
State cavity to be connected with described 3rd connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620832185.7U CN205833518U (en) | 2016-08-03 | 2016-08-03 | Apparatus for coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620832185.7U CN205833518U (en) | 2016-08-03 | 2016-08-03 | Apparatus for coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205833518U true CN205833518U (en) | 2016-12-28 |
Family
ID=57618113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620832185.7U Active CN205833518U (en) | 2016-08-03 | 2016-08-03 | Apparatus for coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205833518U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583149A (en) * | 2017-02-27 | 2017-04-26 | 领胜城科技（江苏）有限公司 | Closed material supply comma coating device |
| CN111672704A (en) * | 2020-06-11 | 2020-09-18 | 捷威动力工业嘉兴有限公司 | Automatic non-contact surface density adjusting system and adjusting method |
-
2016
- 2016-08-03 CN CN201620832185.7U patent/CN205833518U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583149A (en) * | 2017-02-27 | 2017-04-26 | 领胜城科技（江苏）有限公司 | Closed material supply comma coating device |
| CN111672704A (en) * | 2020-06-11 | 2020-09-18 | 捷威动力工业嘉兴有限公司 | Automatic non-contact surface density adjusting system and adjusting method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |