CN210522982U - Oily PVDF diaphragm coating system - Google Patents
Oily PVDF diaphragm coating system Download PDFInfo
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- CN210522982U CN210522982U CN201921450720.2U CN201921450720U CN210522982U CN 210522982 U CN210522982 U CN 210522982U CN 201921450720 U CN201921450720 U CN 201921450720U CN 210522982 U CN210522982 U CN 210522982U
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Abstract
The utility model relates to an oily PVDF diaphragm coating system, include: the oil PVDF membrane coating system comprises an unreeling machine, a coating machine and a reeling machine, wherein the unreeling machine, the coating machine and the reeling machine are arranged along the advancing direction of the PVDF membrane, the oil PVDF membrane coating system further comprises a water tank, the unreeling machine and the coating machine are fixed on the water tank, and a substrate can be unreeled by the unreeling machine, coated by the coating machine, diluted by glue through the water tank and stored by the reeling machine. The oily PVDF membrane coating system convenient for feeding and storage realizes the effects of unreeling, coating and reeling through the arrangement of the unreeling machine, the coating machine and the reeling machine; through the arrangement of a water tank, NMP in the coated glue is diluted; wherein, because the water tank is located unreel machine, coating machine and rolling machine below, consequently, form annular feeding, avoid direct glue face contact with the substrate.
Description
Technical Field
The utility model relates to an oily PVDF diaphragm especially relates to an oily PVDF diaphragm coating system.
Background
The patent number is CN2018201171966, the name is a production line for preparing PVDF diaphragm battery pole piece components by a dry method, wherein, the utility model relates to the technical field of energy storage, and provides a production line for preparing PVDF diaphragm battery pole piece components by a dry method, which comprises an electromagnetic wave heating device, wherein the electromagnetic wave heating device is provided with a heating interval for a PVDF diaphragm to pass through; the production line further comprises a driving device for driving the PVDF membrane to pass through the heating interval, and a mechanical arm for respectively placing the positive and negative pole pieces on two opposite surfaces of the PVDF membrane, wherein the mechanical arm is positioned at an outlet of the heating interval. The utility model discloses an adopt electromagnetic wave heating's mode heating PVDF diaphragm, can rapid heating for the PVDF diaphragm is heated and softens and has viscidity, supplies positive negative pole piece subsides to cover, can obviously shorten the time of PVDF diaphragm preparation battery pole piece component, simultaneously, owing to be that the electromagnetic wave directly acts on diaphragm PVDF coating, its emergence area can be very little, has reduced the heat loss of PVDF diaphragm in the heating process.
However, the production line for preparing the PVDF diaphragm battery pole piece component by the dry method has the following defects:
although the heat loss can be greatly reduced, the storage is difficult;
the PVDF membrane coating surface of the membrane can generate larger viscosity after coating, and the softening effect is good and the coating effect is excellent because the heat loss is greatly reduced, so that the PVDF membrane is not easy to lose materials.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: an oily PVDF membrane coating system convenient to feed and store is provided.
The utility model provides a technical scheme that its technical problem adopted is: an oily PVDF separator coating system comprising: the oil PVDF membrane coating system also comprises a water tank, and
the unreeling machine and the coating machine are fixed on the water tank, wherein
The substrate can be in proper order by the machine of unreeling unreels, coating machine coating, the water tank makes glue dilute with the rolling machine is accomodate.
Preferably, the oily PVDF membrane coating system also comprises a drying oven;
the drying box is positioned above the unreeling machine, the coating machine and the reeling machine and is parallel to the water tank; wherein
The substrate can certainly the water tank arrives the drying cabinet mummification is by again the drying cabinet arrives the rolling machine is accomodate.
Preferably, the oily PVDF membrane coating system also comprises a preheating machine;
the preheating machine is positioned between the unreeling machine and the coating machine, an
The preheating machine is positioned above the water tank; wherein
The preheating machine can take the substrate on the unreeling machine for preheating and convey the substrate to the coating machine.
Preferably, the oily PVDF membrane coating system also comprises a tractor;
the tractor is positioned below the drying box on the right side of the winding machine;
the substrate scribed by the drying oven can pass through the tractor onto the winder.
Preferably, the oily PVDF membrane coating system also comprises two deviation rectifying machines;
the deviation corrector is positioned at the discharge hole of the water tank; and the other deviation correcting machine is positioned at the outlet of the drying box.
Preferably, the oily PVDF membrane coating system further comprises an air knife mechanism;
the air knife mechanism is positioned between the drying box and the deviation rectifying mechanism; wherein
The air knife mechanism is used for air-drying the surface of the base material.
Preferably, the air knife mechanism comprises a plurality of air knife heads, and the air knife heads face the base material.
Preferably, the oily PVDF membrane coating system further comprises a frame; the drying box is erected on the rack.
The utility model has the advantages that:
the oily PVDF membrane coating system convenient for feeding and storage realizes the effects of unreeling, coating and reeling through the arrangement of the unreeling machine, the coating machine and the reeling machine;
through the arrangement of a water tank, NMP in the coated glue is diluted;
wherein, because the water tank is located unreel machine, coating machine and rolling machine below, consequently, form annular feeding, avoid direct glue face contact with the substrate, secondly, this equipment is applicable to in the washing membrane equally.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of an oily PVDF membrane coating system of the present invention;
fig. 2 is a schematic structural view of the air knife mechanism of the present invention;
in the figure: the device comprises an unreeling machine 1, a coating machine 2, a reeling machine 3, a water tank 4, a drying box 5, a preheating machine 6, a traction machine 7, a deviation correcting machine 8, an air knife mechanism 9, an air knife head 901 and a rack 10.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1 and 2, an oily PVDF separator coating system comprises: the oil PVDF membrane coating system comprises an unreeling machine 1, a coating machine 2 and a reeling machine 3 which are arranged along the advancing direction of the PVDF membrane, the oil PVDF membrane coating system further comprises a water tank 4, the unreeling machine 1 and the coating machine 2 are fixed on the water tank 4, wherein a substrate can be unreeled by the unreeling machine 1, coated by the coating machine 2, cured by glue through the water tank 4 and stored by the reeling machine 3.
Wherein, the unreeling machine 1, the coating machine 2 and the reeling machine 3 are positioned on a horizontal production line, and the water tank 4 is placed at the lower part of the unreeling machine 1, the coating machine 2 and the reeling machine 3. This form saves space, forms an annular feed, and avoids direct contact with the coated surface of the substrate.
The water tank has the following functions: the glue of coating is NMP and PVDF constitution, and wherein NMP itself is a solvent, normally can fuse with PVDF to in order to dilute NMP, usually through placing in 150 ~160 ℃ bellows, and at high temperature, the substrate can appear warping, has consequently adopted the water tank, and the substrate that coats NMP has diluted NMP behind the water tank under the effect of water, and the position that original NMP occupied will form the shrinkage pool. NMP is N-methyl pyrrolidone with molecular formula of C5H9N0。
The oily PVDF membrane coating system convenient for feeding and storage realizes the effects of unreeling, coating and reeling through the arrangement of the unreeling machine 1, the coating machine 2 and the reeling machine 3; the setting of the water tank 4 accelerates the curing speed of the coated glue; wherein, because water tank 4 is located unreeling machine 1, coating machine 2 and rolling machine 3 below, consequently, form annular feeding, avoid direct glue face contact with the substrate.
Preferably, the oily PVDF membrane coating system further comprises a drying oven 5; the drying box 5 is positioned above the unreeling machine 1, the coating machine 2 and the reeling machine 3 and is parallel to the water tank 4; wherein
The substrate can certainly water tank 4 extremely 5 mummification of drying cabinet, by drying cabinet 5 again extremely rolling machine 3 accomodates.
Wherein, with water tank 4 and 5 parallel arrangement of drying cabinet 5 each other, reduced whole mechanical equipment's the space of placing, fine utilization perpendicular space, through the head and the tail cooperation of water tank 4 with drying cabinet 5, water tank 4 has accelerated the solidification of coating the glue on the substrate surface, but has been infected with the moisture in the water tank 4. In order to remove this moisture, a drying box 5 is therefore provided.
Further, since the surface of the substrate needs to be coated after unwinding, and before coating, if the surface of the substrate can be heated in advance, the coating of the glue is quite smooth, so the following technical scheme is adopted:
the oily PVDF membrane coating system also comprises a preheating machine 6; the preheating machine 6 is positioned between the unreeling machine 1 and the coating machine 2, and the preheating machine 6 is positioned above the water tank 4; wherein
The preheating machine 6 can take the substrate on the unreeling machine 1 for preheating and convey the substrate to the coating machine 2.
The existence of the preheating machine 6 heats the passing substrate through each heating roller on the device, thereby realizing warming, because the structure of the preheating machine 6 is that a plurality of conveying rollers are arranged on the conventional frame 10, and some conveying rollers are heat conducting rollers which are the main heating part of the preheating machine 6, wherein the heat conducting rollers are the prior art, so the description is not repeated here.
Further, the oily PVDF membrane coating system also comprises a tractor 7; the tractor 7 is positioned below the drying box 5 on the right side of the winding machine 3; the substrate scribed by the drying oven 5 can pass the tractor 7 onto the winder 3.
Wherein, in order to let rolling machine 3 can be smooth faster rolling, consequently set up tractor 7, this tractor 7 is last to have the drive roll, can play the effect of initiative traction, because tractor 7 and drive roll are prior art, consequently just no longer recite here.
Further, the oily PVDF membrane coating system also comprises two deviation rectifying machines 8;
one deviation corrector 8 is positioned at the discharge hole of the water tank 4; the other deviation corrector 8 is positioned at the outlet of the drying box 5.
The setting of rectifying machine 8 can correct the base cloth of position deviation, leads the base cloth to the middle part. The deviation corrector 8 is prior art in the field, and therefore, the description is not repeated.
Further, the oily PVDF membrane coating system also comprises an air knife mechanism 9; the air knife mechanism 9 is positioned between the drying box 5 and the deviation correcting mechanism 8; wherein
The air knife mechanism 9 is used for air-drying the surface of the base material.
The air knife mechanism 9 comprises a plurality of air knife heads 901, and the air knife heads 901 face the substrate.
The wind blade 901 is arranged to blow air toward the substrate to rapidly remove moisture from the water tank 4.
Further, the oily PVDF membrane coating system further includes a frame 10; the drying box 5 is mounted on the frame 10.
The working process is as follows:
firstly, unwinding a base fabric from an unwinding machine 1, preheating the base fabric by a preheating machine 6, coating the base fabric by a coating machine 2 after preheating the base fabric by the preheating machine 6, and adhering uncured glue to the base fabric at the moment after the coating is finished;
therefore, the glue is carried into the water tank 4 along the same trend, under the action of water in the water tank 4, the glue is fixed, then the water in the water tank 4 is dried through the air knife head 901 along the air knife mechanism 9, then the water enters the drying box 5 synchronously for drying, the surface of the base material is ensured to be dried, and finally the base material is connected to the tractor 7 and conveyed to the winding machine 3 through the tractor 7 to be wound.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. An oily PVDF separator coating system comprising: unreel machine, coating machine and rolling machine that sets up along PVDF diaphragm advancing direction, its characterized in that:
the oily PVDF membrane coating system also comprises a water tank and
the unreeling machine and the coating machine are fixed on the water tank, wherein
The substrate can be in proper order by the machine of unreeling unreels, coating machine coating, the water tank makes glue dilute with the rolling machine is accomodate.
2. The oily PVDF membrane coating system of claim 1,
the oily PVDF membrane coating system also comprises a drying box;
the drying box is positioned above the unreeling machine, the coating machine and the reeling machine and is parallel to the water tank; wherein
The substrate can certainly the water tank arrives the drying cabinet mummification is by again the drying cabinet arrives the rolling machine is accomodate.
3. The oily PVDF membrane coating system of claim 2,
the oily PVDF membrane coating system also comprises a preheating machine;
the preheating machine is positioned between the unreeling machine and the coating machine, an
The preheating machine is positioned above the water tank; wherein
The preheating machine can take the substrate on the unreeling machine for preheating and convey the substrate to the coating machine.
4. The oily PVDF membrane coating system of claim 3,
the oily PVDF membrane coating system also comprises a tractor;
the tractor is positioned below the drying box on the right side of the winding machine;
the substrate scribed by the drying oven can pass through the tractor onto the winder.
5. The oily PVDF membrane coating system of claim 4,
the oily PVDF membrane coating system also comprises two deviation rectifying machines;
the deviation corrector is positioned at the discharge hole of the water tank; and the other deviation correcting machine is positioned at the outlet of the drying box.
6. The oily PVDF membrane coating system of claim 5,
the oily PVDF membrane coating system also comprises an air knife mechanism;
the air knife mechanism is positioned between the drying box and the deviation rectifying mechanism; wherein
The air knife mechanism is used for air-drying the surface of the base material.
7. The oily PVDF membrane coating system of claim 6,
the air knife mechanism comprises a plurality of air knife heads, and the air knife heads face the base material.
8. The oily PVDF membrane coating system of claim 7,
the oily PVDF membrane coating system also comprises a frame;
the drying box is erected on the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450720.2U CN210522982U (en) | 2019-09-02 | 2019-09-02 | Oily PVDF diaphragm coating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450720.2U CN210522982U (en) | 2019-09-02 | 2019-09-02 | Oily PVDF diaphragm coating system |
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| CN210522982U true CN210522982U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921450720.2U Active CN210522982U (en) | 2019-09-02 | 2019-09-02 | Oily PVDF diaphragm coating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434024A (en) * | 2019-09-02 | 2019-11-12 | 常州恒锌禹晟智能装备股份有限公司 | A kind of oiliness PVDF diaphragm coating system |
-
2019
- 2019-09-02 CN CN201921450720.2U patent/CN210522982U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434024A (en) * | 2019-09-02 | 2019-11-12 | 常州恒锌禹晟智能装备股份有限公司 | A kind of oiliness PVDF diaphragm coating system |
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