CN202909913U - Slurry applicator and slurry loading device thereof - Google Patents
Slurry applicator and slurry loading device thereof Download PDFInfo
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- CN202909913U CN202909913U CN 201220585686 CN201220585686U CN202909913U CN 202909913 U CN202909913 U CN 202909913U CN 201220585686 CN201220585686 CN 201220585686 CN 201220585686 U CN201220585686 U CN 201220585686U CN 202909913 U CN202909913 U CN 202909913U
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Abstract
The utility model relates to a slurry applicator and a slurry loading device thereof. The slurry applicator comprises a closed material tank and the slurry loading device, which are connected through a loading pipeline and a return pipeline. The slurry loading device comprises a storing container and a piston cylinder, wherein the storing container is provided with a storing cavity; the piston cylinder comprises a cylinder body and a piston which divides the cylinder body to a left chamber and a right chamber; the storing cavity of the storing container is the left chamber and/or the right chamber; the piston cylinder is provided with a material charge and discharge pipeline communicated with the storing cavity; the material charge and discharge pipeline is connected with a control valve; and the control valve is used for controlling the material charge and discharge pipeline to be communicated with the loading pipeline when loading is performed from the storing cavity to the closed tank, and controlling the material charge and discharge pipeline to be communicated with the return pipeline when the slurry returns to the storing cavity from the closed tank. Compared with the prior art, with the adoption of the technical scheme, the slurry is pushed into the closed tank by controlling the side-to-side movement of the piston, the piston pushes the slurry to flow so as to enable the slurry to stably flow at the low speed, and accordingly the turbulence is prevented and the bubbles are prevented from being generated.
Description
Technical field
The utility model relates to paste coater and slurry feeding device thereof.
Background technology
Coating process is the important processing technology that changes and improve the material surface characteristic, and along with the development of science and technology, coating process more becomes the indispensable important process technological means of many important functional investigations of materials exploitations.Particularly accurate coating process can satisfy the specific (special) requirements of some coating, thereby increases the added value of material and enlarge its range of application.
Such as wherein a kind of nick roller coating that is widely used in the fields such as FPD, O-E Products, lithium battery, can realize the precision coating of coating layer thickness about tens to 100nm.The realization of this function also has very high requirement except relying on this body structure to coating paste.Hopper adopts open type in the nick roller coating the earliest, slurry can and contact with air, can cause that solvent evaporates and slurry are rotten, cause slurry unstable, cause the coating quality variation.Be modified into afterwards the sealing hopper, avoided above-mentioned shortcoming, but slurry is to be extracted in the hopper by pump classes such as membrane pumps, for example application number is 201110425703.5 the disclosed a kind of automatical feeding system of Chinese invention patent and coating machine, comprise the storage tank of being connected in series by connecting pipe, circulating pump and the sealing hopper adaptive with applicator roll, storage tank has storage cavity, the storage cavity bottom has discharging opening, slurry is extracted out from the bottom under the effect of circulating pump, flow in the sealing hopper from the charging aperture on the sealing hopper through connecting line, thereby realize material loading.Also have slurry extrusion and feedback outlet on the sealing hopper, storage cavity top has feedback outlet and is communicated with the feedback outlet of sealing hopper, thereby closed ring circulatory system of the common formation of storage tank, circulating pump, sealing hopper and connecting pipeline, a part of slurry is extruded for coating in the work, another part flows back to storage tank again, so circulation.Because the power of material loading is to be provided by circulating pump, slurry will produce bubble through the effect of pump, therefore can have influence on coating quality, just can't reach the coating precision to being coated with demanding product, avoid the material-uploading style of turbulent flow just to seem very important so can realize stable the flowing at a slow speed of slurry.
The utility model content
The purpose of this utility model provides and a kind ofly can realize stable the flowing at a slow speed of slurry and avoid the slurry feeding device of turbulent flow, and a kind of paste coater with this slurry feeding device is provided simultaneously.
The technical scheme that paste coater adopts in the utility model is: paste coater, comprise the sealing hopper, slurry feeding device to sealing hopper material loading, be connected with the feed back pipeline by the material loading pipeline between described sealing hopper and the slurry feeding device, described slurry feeding device comprises the magazine with storage cavity, the slurry feeding device comprises piston cylinder, piston cylinder comprises cylinder body and cylinder body is separated into a left side, the piston of right chamber, the storage cavity of described magazine is left chamber and/or right chamber, described piston cylinder is provided with the input and output material pipeline that communicates with described storage cavity, and described input and output material pipeline is connected with when controlling the input and output material pipeline from storage cavity to sealing hopper material loading and described material loading pipeline connection, from the sealing hopper during to the storage cavity feed back and the control valve of described feed back pipeline connection.
Magazine is arranged to the mode of piston cylinder, can be on the left chamber of piston cylinder and right chamber or both one of the input and output material pipeline is set, and the mode of communicating by the sealing hopper on control valve control input and output material pipeline and the paste coater, adopt this mode, compare with the pump class of available technology adopting, side-to-side movement by control piston in the technical program, slurry can be pushed in the sealing hopper, piston promotes pulp flow and can realize stable the flowing at a slow speed of slurry and can avoid turbulent flow, prevents the generation of bubble.By adopting corresponding control valve, left chamber and right chamber can use simultaneously, and the opposite side feed back perhaps adopts one of them chamber in the time of a side cavity material loading, realizes material loading or feed back by control valve control.
It is that cylindrical shape, bottom are conical surge tank that described feed back pipeline is provided with tank body top, and described surge tank top is provided with and seals feedback outlet and the bottom that hopper is communicated with and be provided with the discharging opening that is communicated with control valve.The surge tank that above-mentioned form is set can play cushioning effect to the slurry that refluxes, and makes the slurry of backflow stable and continuous, avoids better occurring bubble.
The flow area of the feedback outlet of described surge tank is greater than the flow area of discharging opening.This structure can guarantee to seal the interior too much slurry of hopper in time flows into surge tank from the hopper feedback outlet feedback outlet better.
Described left chamber and right chamber are equipped with charge door and input and output material pipeline, and each input and output material pipeline all is connected on the described control valve.Adopt left and right chamber that the form of input and output material pipeline all is set, and use above-mentioned control valve to be connected with the sealing hopper, control by control valve, piston all can be to sealing hopper material loading to each lateral movement the time, and too much backflow of slurry can be arrived in the side cavity, realize the circulation of slurry, prevent that sedimentation from appearring in slurry.
The input and output material pipeline of described left chamber and right chamber is connected with the flow valve of slurry flow of control input and output material pipeline and the flowmeter of indicating each input and output material pipeline slurry flow, and each described flowmeter is connected with the controller that the flow value that detects according to flowmeter is controlled the direction of motion of the action of described control valve and control piston.Flow valve can be regulated the flow of slurry, and flowmeter can indicate flow value, make adjustment more convenient, and above-mentioned controller can be realized the automatic control of piston and control valve, saves manpower, avoids maloperation.
The technical scheme that the slurry feeding device adopts in the utility model is: the slurry feeding device, comprise the magazine with storage cavity, described storage cavity is connected with the sealing hopper of want material loading with the feed back pipeline by the material loading pipeline in use, the slurry feeding device comprises piston cylinder, piston cylinder comprises cylinder body and cylinder body is separated into a left side, the piston of right chamber, the storage cavity of described magazine is left chamber and/or right chamber, described piston cylinder is provided with the input and output material pipeline that communicates with described storage cavity, when described input and output material pipeline is connected with for the sealing hopper material loading of control input and output material pipeline from storage cavity to want material loading and seal the material loading pipeline connection of hopper, from the sealing hopper during to the storage cavity feed back with the control valve of the feed back pipeline connection of sealing hopper.Magazine is arranged to the mode of piston cylinder, can be on the left chamber of piston cylinder and right chamber or both one of the input and output material pipeline is set, and the mode of communicating by the sealing hopper on control valve control input and output material pipeline and the paste coater in use, adopt this mode, compare with the pump class of available technology adopting, side-to-side movement by control piston in the technical program, slurry can be pushed in the sealing hopper, piston promotes pulp flow and can realize stable the flowing at a slow speed of slurry and can avoid turbulent flow, prevents the generation of bubble.By adopting corresponding control valve, left chamber and right chamber can use simultaneously, and the opposite side feed back perhaps adopts one of them chamber in the time of a side cavity material loading, realizes material loading or feed back by control valve control.
As preferably, described left chamber and right chamber are equipped with charge door and input and output material pipeline, and each input and output material pipeline all is connected on the described control valve.Adopt left and right chamber that the form of input and output material pipeline all is set, and use above-mentioned control valve to be connected with the sealing hopper, control by control valve, piston all can be to sealing hopper material loading to each lateral movement the time, and too much backflow of slurry can be arrived in the side cavity, realize the circulation of slurry, prevent that sedimentation from appearring in slurry.
The input and output material pipeline of described left chamber and right chamber is connected with the flow valve of slurry flow of control input and output material pipeline and the flowmeter of indicating each input and output material pipeline slurry flow, and each described flowmeter is connected with the controller that the flow value that detects according to flowmeter is controlled the direction of motion of the action of described control valve and control piston.Flow valve can be regulated the flow of slurry, and flowmeter can indicate flow value, make adjustment more convenient, and above-mentioned controller can be realized the automatic control of piston and control valve, saves manpower, avoids maloperation.
The cylinder body of described piston cylinder is transparent cylinder body.Be arranged to transparent cylinder body and be convenient to observe what and state of inner slurry.
Description of drawings
Fig. 1: the schematic diagram of slurry feeding device among the utility model embodiment;
Fig. 2: the integrated model schematic diagram of piston cylinder among the utility model embodiment;
Fig. 3: the cylinder mechanism schematic diagram of piston cylinder among the utility model embodiment;
Fig. 4: the structural representation of surge tank;
Fig. 5: a kind of working state schematic representation of two-position four way change valve;
Fig. 6: the another kind of working state schematic representation of two-position four way change valve.
The name of each Reference numeral is called among the figure: 1 applicator roll, 2 sealing hoppers, 21 hopper feeding ports, 22 hopper feedback outlets, 3 feeding tubes, 4 feed back pipes, 5 surge tanks, 6 surge tank feed back pipes, 7 two-position four way change valves, 8 piston cylinders, 81 charge doors, 82 piston cylinder feed inlet and outlets, 83 charge door flow valves, 84 input and output material flow valves, 85 flowmeters, 86 feed and exhaust tubes, 9 connecting threads, 10 O RunddichtringOs, 11 controllers, 12 oil hydraulic cylinders, 13 piston rods.
The specific embodiment
Paste coater embodiment such as Fig. 1 in the utility model ~ shown in Figure 6, comprise with coater unit in adaptive sealing hopper 2 and the slurry feeding device of applicator roll 1, the slurry feeding device comprises magazine, drive unit, two-position four way change valve 7, surge tank 5 and corresponding pipeline.Wherein sealing hopper 2 is flat sealing hoppers, and applicator roll 1 part is immersed in the slurry and both sides are provided with scraper.In other embodiment of the present utility model, this hopper also can be vertical sealing hopper, does not affect the enforcement of technical solutions of the utility model.
Shown in Fig. 2 and 3, accumulator is a piston cylinder 8, and being threaded by connecting thread 9 at the middle part by a left side half cylinder that is provided with connecting thread 9 and right half cylinder consists of, and the position of docking about left half cylinder and right half cylinder also is provided with O RunddichtringO 10.Be provided with piston in the cylinder body storage cavity is divided into left chamber and right chamber, a side of piston is connected with the piston rod 13 that stretches out the piston cylinder cylinder body.Piston cylinder 8 is provided with charge door 81 and the piston cylinder feed inlet and outlet 82 that communicates with left chamber and right chamber in the end of the left and right sides, charge door 81 is used for adding slurry to storage cavity, piston cylinder feed inlet and outlet 82 is connected with feed and exhaust tube 86, is used for for slurry turnover storage cavity.Be provided with on each charge door 81 for the control feed inlet and outlet and open and close and regulate the charge door flow valve 83 of slurry flow, be connected with on the feed inlet and outlet of left chamber and right chamber for the control feed inlet and outlet and open and close and regulate the input and output material flow valve 84 of slurry flow and the flowmeter 85 of indicating each feed inlet and outlet slurry flow.In addition, be connected with the flexible direction oil hydraulic cylinder 12 identical with the direction of motion of piston rod 13 on the piston rod 13 as drive unit, thereby can driven plunger move back and forth.Certainly, in other embodiment of the present utility model, this oil hydraulic cylinder 12 also can adopt other forms of drive unit, for example pneumatic cylinder, perhaps electric pushrod etc.Also can adopt hand-driven mode, thereby not use drive unit.And the flow valve on the charge door 81 also can not use, and other plugging device can be set, and for example valve is opened when needing to feed in raw material, and closes after reinforced the finishing.
The structure of sealing hopper 2 is provided with hopper feedback outlet 22 and hopper feeding port 21 as shown in figs. 1 and 4.The feed inlet and outlet of hopper feedback outlet 22, hopper feeding port 21, piston cylinder 8 left chamber and the feed inlet and outlet of right left chamber all are connected with pipeline, all being connected on the two-position four way change valve 7 of each pipeline.Wherein also be provided with a surge tank 5 on the pipeline between hopper feedback outlet 22 and the two-position four way change valve 7, surge tank 5 is open type, the top is encapsulated by simple lid, tank body top is circular and is provided with the feedback outlet that is communicated with hopper feedback outlet 22 at lid, the bottom is taper and is provided with the discharging opening that is communicated with control valve that the through flow cross section area between its feedback outlet and the hopper feedback outlet 22 is greater than the through flow cross section area of the discharging opening of surge tank 5.In other embodiment of the present utility model, surge tank 5 also can remove, and directly uses pipeline to be connected between hopper feedback outlet 22 and the two-position four way change valve 7.
Paste coater also is provided with a controller 11, this controller 11 is connected with the flowmeter 85 of piston cylinder 8, flowmeter can detect the flow of each input and output material pipeline slurry and flow value is passed to controller 11, according to this flow value, controller 11 can be according to the connected state of the formula control two-position four way change valve 7 of setting and the direction of motion of piston cylinder 8 pistons.
Above-mentioned piston cylinder 8 and dashpot all adopt the transparent material of being made by composite plastic PMMA, are convenient to observe what and state of inner slurry.In other embodiment of the present utility model, piston cylinder 8 and dashpot also can adopt other materials to make, and such as PC or PS etc. perhaps made nontransparent.
The slurry feeding device embodiment is the slurry feeding device among the above-mentioned paste coater embodiment in the utility model, repeats no more herein.
A kind of working method: piston is positioned at the accumulator Far Left during beginning, at first opens the charge door flow valve 83 on the right chamber, injects slurry in flow valve, closes this charge door flow valve 83 after reinforced the finishing, and opens the input and output material flow valve 84 of right chamber below.Start controller 11, make two-position four way change valve 7 be in right position, this moment a be communicated with the d mouth, b is communicated with the c mouth, such as Fig. 5, and the slowly motion to the right of control oil hydraulic cylinder 12, slurry enters into sealing hopper 2 from the feed inlet and outlet of right chamber b mouth and c mouth and the feeding tube 3 by input and output material pipeline 86, two-position four way change valve 7 under pressure.Surpass hopper feedback outlet 22 highly the time when the slurry of sealing in the hopper 2 is abundant, slurry overflows by feed back pipe 4 from the discharging opening that seals hopper 2 sidewalls and enters surge tank 5, under the suction function of slurry in accumulator left chamber in the surge tank 5, the feed inlet and outlet of d, a mouth and left chamber by surge tank feed back pipe 6, two-position four way change valve 7 is got back to left chamber.When the slurry of piston cylinder 8 right chambers has flowed, the flowmeter 85 of right chamber below can't detect slurry and has flow through, to feed back signal to controller, controller control oil hydraulic cylinder 12 drives piston and moves right, switch simultaneously two-position four way change valve 7 and be in left position, this moment, a was communicated with the c mouth, b is communicated with the d mouth, such as Fig. 6, make in reverse order steady flow of slurry, so repeatedly, thereby realize slurry steady flow material loading and steady flow circulation, avoid slurry to produce bubble and leave standstill and sedimentation occurs, sealing hopper 2 can be avoided solvent evaporates in the slurry, keeps the stability of slurry to improve coating quality.
In the above-described embodiments, what piston cylinder 8 adopted is the mode that left chamber and right chamber act on simultaneously, in other embodiment of the present utility model, also can only utilize the chamber of oil hydraulic cylinder 12 1 sides, at this chamber feed inlet and outlet is set, be connected with sealing hopper 2 with control valve by feed and exhaust tube, behind charge door 81 adding slurries, control piston promotes slurry with appropriate speed, control valve control feed and exhaust tube is communicated with feeding tube, and slurry is added in the sealing hopper 2, during feed back, control valve control feed and exhaust tube is communicated with the feed back pipe, and slurry is got back in the chamber of this side.
Claims (9)
1. paste coater, comprise the sealing hopper, slurry feeding device to sealing hopper material loading, be connected with the feed back pipeline by the material loading pipeline between described sealing hopper and the slurry feeding device, described slurry feeding device comprises the magazine with storage cavity, it is characterized in that: the slurry feeding device comprises piston cylinder, piston cylinder comprises cylinder body and cylinder body is separated into a left side, the piston of right chamber, the storage cavity of described magazine is left chamber and/or right chamber, described piston cylinder is provided with the input and output material pipeline that communicates with described storage cavity, and described input and output material pipeline is connected with when controlling the input and output material pipeline from storage cavity to sealing hopper material loading and described material loading pipeline connection, from the sealing hopper during to the storage cavity feed back and the control valve of described feed back pipeline connection.
2. paste coater according to claim 1, it is characterized in that: it is that cylindrical shape, bottom are conical surge tank that described feed back pipeline is provided with tank body top, and described surge tank top is provided with and seals feedback outlet and the bottom that hopper is communicated with and be provided with the discharging opening that is communicated with control valve.
3. paste coater according to claim 2, it is characterized in that: the flow area of the feedback outlet of described surge tank is greater than the flow area of discharging opening.
4. according to claim 1 and 2 or 3 described paste coaters, it is characterized in that: described left chamber and right chamber are equipped with charge door and input and output material pipeline, and each input and output material pipeline all is connected on the described control valve.
5. paste coater according to claim 4, it is characterized in that: the input and output material pipeline of described left chamber and right chamber is connected with the flow valve of slurry flow of control input and output material pipeline and the flowmeter of indicating each input and output material pipeline slurry flow, and each described flowmeter is connected with the controller that the flow value that detects according to flowmeter is controlled the direction of motion of the action of described control valve and control piston.
6. slurry feeding device, comprise the magazine with storage cavity, described storage cavity is connected with the sealing hopper of want material loading with the feed back pipeline by the material loading pipeline in use, it is characterized in that: the slurry feeding device comprises piston cylinder, piston cylinder comprises cylinder body and cylinder body is separated into a left side, the piston of right chamber, the storage cavity of described magazine is left chamber and/or right chamber, described piston cylinder is provided with the input and output material pipeline that communicates with described storage cavity, when described input and output material pipeline is connected with for the sealing hopper material loading of control input and output material pipeline from storage cavity to want material loading and seal the material loading pipeline connection of hopper, from the sealing hopper during to the storage cavity feed back with the control valve of the feed back pipeline connection of sealing hopper.
7. slurry feeding device according to claim 6, it is characterized in that: described left chamber and right chamber are equipped with charge door and input and output material pipeline, and each input and output material pipeline all is connected on the described control valve.
8. slurry feeding device according to claim 7, it is characterized in that: the input and output material pipeline of described left chamber and right chamber is connected with the flow valve of slurry flow of control input and output material pipeline and the flowmeter of indicating each input and output material pipeline slurry flow, and each described flowmeter is connected with the controller that the flow value that detects according to flowmeter is controlled the direction of motion of the action of described control valve and control piston.
9. according to claim 6 or 7 or 8 described slurry feeding devices, it is characterized in that: the cylinder body of described piston cylinder is transparent cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220585686 CN202909913U (en) | 2012-11-08 | 2012-11-08 | Slurry applicator and slurry loading device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220585686 CN202909913U (en) | 2012-11-08 | 2012-11-08 | Slurry applicator and slurry loading device thereof |
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| Publication Number | Publication Date |
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| CN202909913U true CN202909913U (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220585686 Expired - Lifetime CN202909913U (en) | 2012-11-08 | 2012-11-08 | Slurry applicator and slurry loading device thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470600A (en) * | 2015-03-18 | 2016-04-06 | 万向A一二三系统有限公司 | Recycling method for residual slurry for lithium battery |
| CN106513225A (en) * | 2016-12-23 | 2017-03-22 | 深圳市浩能科技有限公司 | Coating machine slurry circulation method and system |
| CN107309133A (en) * | 2017-08-08 | 2017-11-03 | 河南富拓光电科技有限公司 | The negative pressure system installed before coating machine |
| CN108688997A (en) * | 2018-07-26 | 2018-10-23 | 山东中信生物科技有限公司 | A kind of efficient sealed tank of lucidum spore powder |
-
2012
- 2012-11-08 CN CN 201220585686 patent/CN202909913U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470600A (en) * | 2015-03-18 | 2016-04-06 | 万向A一二三系统有限公司 | Recycling method for residual slurry for lithium battery |
| CN105470600B (en) * | 2015-03-18 | 2018-02-13 | 万向一二三股份公司 | A kind of recoverying and utilizing method for remaining lithium battery slurry |
| CN106513225A (en) * | 2016-12-23 | 2017-03-22 | 深圳市浩能科技有限公司 | Coating machine slurry circulation method and system |
| CN107309133A (en) * | 2017-08-08 | 2017-11-03 | 河南富拓光电科技有限公司 | The negative pressure system installed before coating machine |
| CN108688997A (en) * | 2018-07-26 | 2018-10-23 | 山东中信生物科技有限公司 | A kind of efficient sealed tank of lucidum spore powder |
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| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 471003 Henan city of Luoyang province high tech Development Zone Binhe Road No. 66 Patentee after: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. Address before: 471003 Henan high tech Zone in Luoyang City, Spring City Road No. 16 Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI FANNENG NEW MATERIAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CHINA AVIATION LITHIUM BATTERY CO., LTD. Effective date: 20141223 |
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Free format text: CORRECT: ADDRESS; FROM: 471003 LUOYANG, HENAN PROVINCE TO: 200000 FENGXIAN, SHANGHAI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141223 Address after: 200000 No. first, No. 215, Union North Road, Shanghai, Fengxian District, No. 1485 Patentee after: Shanghai Fanneng New Material Technology Co.,Ltd. Address before: 471003 Henan city of Luoyang province high tech Development Zone Binhe Road No. 66 Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |