CN217140988U - Lithium ion battery coating slurry collecting box and extrusion coating mechanism - Google Patents
Lithium ion battery coating slurry collecting box and extrusion coating mechanism Download PDFInfo
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- CN217140988U CN217140988U CN202220947660.0U CN202220947660U CN217140988U CN 217140988 U CN217140988 U CN 217140988U CN 202220947660 U CN202220947660 U CN 202220947660U CN 217140988 U CN217140988 U CN 217140988U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a lithium ion battery coating slurry collects box and extrusion coating mechanism, it includes mounting bracket, box body and pipe, and the box body is fixed in the side of mounting bracket, and the top is the opening setting, and inside is provided with collects the chamber, and the pipe is vertical to be fixed in the middle of the bottom of box body, and collect the chamber intercommunication, still includes two diagonal pushing mechanism and two scraper blades, and two diagonal pushing mechanism all fix in the outside of box body, and possess one and extend to the expansion end of collecting the intracavity portion, and two scraper blades are fixed respectively on the activity of diagonal pushing mechanism is served, support with the inner wall of collecting the chamber and hold to can follow the direction of motion of diagonal pushing mechanism expansion end and carry out reciprocating motion. This box is collected to lithium ion battery coating slurry through setting up the oblique push mechanism, promotes the scraper blade and removes collecting the intracavity, and the inside thick liquids of clearance box body that can be effective timely avoids the thick liquids adhesion to dry out the jam that leads to in collecting the box, therefore can practice thrift the time of clearance thick liquids, alleviates operator's intensity of labour.
Description
Technical Field
The utility model relates to a lithium cell production technical field especially relates to a box and extrusion coating mechanism are collected to lithium ion battery coating slurry.
Background
In the existing lithium battery industry, extrusion coating is usually adopted in a coating process, the coating is stable, the precision is high, the speed is high, when the coating state is realized, slurry is extruded through a lip of a coating die head and is completely transferred to the surface of a pole piece continuously running along with a coating roller, the coating process is realized, when the coating process is stopped, air exists in the coating die head and a pipeline, before the coating is required to be started for production, the coating die head needs to be retreated and is far away from the coating roller, a feeding system is opened, a certain amount of slurry is discharged, so that air bubbles in the system are discharged, in addition, when air bubbles and particle blockage occur in the coating process, the coating needs to be stopped, the coating die head is retreated, and discharging is carried out.
At present, the slurry discharged in the coating process is directly collected by using a collecting box, but the slurry has high viscosity, and the amount of the slurry discharged by stopping the machine every time is inconsistent, sometimes more and sometimes less, the solid content of the slurry is rapidly improved due to the volatilization of the solvent after the slurry contacts the air, thereby increasing the viscosity, becoming viscous and having poor fluidity, and the inclined surface of the collecting box has a gentle slope due to the limitation of space, therefore, the slurry is easy to accumulate in the collecting box, and gradually dries out along with the volatilization of the solvent in the slurry, so that the slurry in the collecting box is blocked, at the moment, the collecting box can only be detached from the equipment, cleaned and installed on the equipment to recover the production, the method affects the coating production efficiency, increases the labor intensity of operators, and simultaneously, the coagulated and dried slurry cannot be effectively reused, thereby causing the waste of material cost.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a box and extrusion coating mechanism are collected to lithium ion battery coating thick liquids can effectual, clear up thick liquids in the box immediately and collect thick liquids, avoids the jam that the thick liquids adhesion futilely knot leads to in collecting the box.
The technical scheme of the utility model is realized like this:
on one hand, the utility model provides a lithium ion battery coating slurry collecting box, which comprises a mounting rack, a box body and a conduit, wherein,
the box body is fixed on the side surface of the mounting frame, the top of the box body is provided with an opening, and a collection cavity is arranged in the box body;
the guide pipe is vertically fixed in the middle of the bottom of the box body and is communicated with the collecting cavity;
also comprises two inclined pushing mechanisms and two scraping plates, wherein,
the two inclined pushing mechanisms are fixed on the outer side of the box body and are provided with movable ends extending to the interior of the collecting cavity;
and the two scraping plates are respectively fixed on the movable ends of the two inclined pushing mechanisms, are abutted against the inner wall of the collecting cavity and can reciprocate along the motion direction of the movable ends of the inclined pushing mechanisms.
On the basis of the technical scheme, preferably, the two inclined pushing mechanisms and the two scrapers are mirror images of each other by taking the longitudinal section where the axis of the box body is located as a mirror image plane.
On the basis of the technical scheme, preferably, the bottom of the box body is provided with two inclined planes, and the included angles between the two inclined planes and the axial lead of the box body are both 75-85 degrees.
On the basis of the above technical solution, preferably, the inclined pushing mechanism is an air cylinder.
Further preferably, the device further comprises two mounting seats, wherein
And the two mounting seats are fixed on the side surface of the box body and are respectively fixed with the two inclined pushing mechanisms.
On the basis of the technical scheme, preferably, the scraper comprises a plate body, a clamping groove and a U-shaped rubber scraping strip, wherein,
the plate body is fixed on the movable end of the inclined pushing mechanism, and a clamping groove is formed in the outer side of the plate body;
the U-shaped rubber scraping strip is inserted into the clamping groove, is relatively fixed with the plate body and is tightly attached to the inner wall of the collecting cavity.
On the basis of the technical scheme, the material collecting barrel is preferably further included, wherein,
the collecting barrel is detachably fixed at the bottom end of the guide pipe and is communicated with the guide pipe.
Further preferably, the collecting barrel comprises a connecting ring and a barrel body, wherein,
a connection ring having a hollow cylindrical shape and a top end connected with the outer thread of the catheter
The barrel body is fixed with the bottom of the connecting ring and is a rubber barrel capable of being extruded and deformed.
On the other hand, the utility model provides a lithium ion battery slurry extrusion coating mechanism, which comprises an extrusion coating die head and a coating roller, wherein,
the lip of the extrusion coating die head is opposite to the coating roller;
and the extrusion coating die head is fixed on the mounting frame, and the lip is positioned right above the box body.
On the basis of the above technical solution, preferably, the device further comprises a frame, wherein,
and the mounting rack is connected with the rack in a sliding manner and can move along the straight line where the extrusion coating die head and the coating roll are located.
The utility model discloses a box and extrusion coating mechanism are collected to lithium ion battery coating slurry has following beneficial effect for prior art:
(1) the inclined pushing mechanism is arranged, so that the scraper is pushed to move in the collecting cavity, the slurry in the box body can be effectively and timely cleaned, and the blockage caused by the dry and hard adhesion of the slurry in the collecting box is avoided, so that the time for cleaning the slurry can be saved, and the labor intensity of an operator is reduced;
(2) the collecting barrel is arranged, and the slurry discharged by the extrusion die head is effectively collected, so that the collected slurry cannot be dried, can be recycled, saves the lithium battery material cost, and has certain economic value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a coating and discharging state in the prior art;
FIG. 2 is a schematic view of a prior art collection cassette;
fig. 3 is a cross-sectional view of the lithium ion battery coating slurry collecting box of the present invention;
fig. 4 is a schematic view of a scraper structure of the lithium ion battery coating slurry collecting box of the present invention;
fig. 5 is a schematic cross-sectional view of a collecting barrel of the lithium ion battery coating slurry collecting box of the present invention;
fig. 6 is an external schematic view of the lithium ion battery coating slurry collecting box of the present invention;
fig. 7 is a schematic structural diagram of the lithium ion battery slurry extrusion coating mechanism of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 all belong to the protection scope of the present invention.
As shown in fig. 3 and fig. 6, the lithium ion battery coating slurry collecting box of the present invention includes a mounting frame 1, a box body 2, a conduit 3, a slanting pushing mechanism 4 and a scraper 5.
The mounting bracket 1 is used for fixing the box body 2, and the mounting bracket 1 can drive the box body 2 to be close to or far away from the pole piece film to be coated when moving.
The box body 2 is in a metal box shape, is fixed on the side surface of the mounting frame 1, is provided with a top single-side opening, and is internally provided with a collecting cavity 21 for receiving and taking slurry discharged from a lip of the extrusion coating die head 8.
Two diagonal pushing mechanism 4, fix respectively in the left and right sides of box body 2, and possess one and extend to the inside expansion end in collection chamber 21, the expansion end is parallel with the diapire in collection chamber 21 to can follow the inner wall bottom in collection chamber 21 and remove.
And the two scraping plates 5 are respectively fixed on the movable ends of the two inclined pushing mechanisms 4, are abutted against the inner wall of the collecting cavity 21, can reciprocate along the moving direction of the movable ends of the inclined pushing mechanisms 4, and can quickly push the slurry in the collecting cavity 21 into the guide pipe 3 under the pushing of the inclined pushing mechanisms 4.
On the basis of the above technical solution, preferably, the two inclined pushing mechanisms 4 and the two scrapers 5 are mirror images of each other with a longitudinal section where the axis of the box body 2 is located as a mirror image plane.
As a preferred embodiment, the bottom of the box body 2 is provided with two inclined planes 22, the included angles between the two inclined planes 22 and the axial lead of the box body 2 are both 75-85 degrees, and the two inclined planes 22 can have the ability of flowing to the conduit 3 after the slurry is discharged into the collecting cavity 21, so that the slurry is prevented from being accumulated more.
In a preferred embodiment, the inclined pushing mechanism 4 is a cylinder, the type of the cylinder is not limited, and the cylinder may be MAC25X400SCA, the two cylinders are respectively fixed on the two mounting seats 6, the two mounting seats 6 are fixed outside the box body 2 through a plurality of bolts, and the inclined pushing mechanism 4 can be detached, replaced and maintained through installation of the bolts.
Carry out synchronous promotion clearance for controlling two cylinders, can set up PLC and solenoid valve, through setting for the procedure in the PLC, control signal to the solenoid valve sends, solenoid valve control cylinder motion, the cylinder pole stretches out, the scraper blade 5 that promotes the cylinder pole head is pasting the collection chamber 21 bottom of slope and is moving to oblique below, cylinder pole traffic direction is parallel with bottom plate inclined plane 22, scrape the thick liquids of adhesion on collecting the box bottom plate, the frequency of cylinder motion can be set for through PLC certainly simultaneously, with the condition that satisfies die head discharge thick liquids frequency and flow variation.
As shown in fig. 4, as a preferred embodiment, the scraper 5 includes a plate body 51, a clamping groove 52 and a U-shaped rubber scraper 53, the plate body 51 is fixed on the movable end of the diagonal pushing mechanism 4, the clamping groove 52 is formed in the outer side of the plate body 51, the U-shaped rubber scraper 53 is inserted into the clamping groove 52, is relatively fixed to the plate body 51, and is tightly attached to the inner wall of the collection cavity 21, the clamping groove 52 is T-shaped and is adapted to the U-shaped rubber scraper 53, and is used for clamping the U-shaped rubber scraper 53 onto the plate body 51, when the U-shaped rubber scraper 53 slides inside the collection cavity 21, the U-shaped rubber scraper will be tightly attached to the inner wall of the collection cavity 21 through its own deformation, so as to effectively improve the cleaning effect, and meanwhile, the deformable characteristic of the U-shaped rubber scraper 53 can avoid scraping the inner wall of the collection cavity 21, and prevent metal chips generated by scraping from polluting the slurry.
As shown in fig. 1, 5 and 6, as a preferred embodiment, the slurry collector further comprises a collecting barrel 7, wherein the collecting barrel 7 is detachably fixed at the bottom end of the conduit 3, is communicated with the conduit 3, and is used for collecting slurry flowing in through the conduit 3, so that the slurry is purposefully recycled and reused, and the production cost is reduced.
For making album storage bucket 7 conveniently tear open and get and inside thick liquids take out simply, collection storage bucket 7 includes go-between 71 and staving 72, and go-between 71 is hollow column, and the outside threaded connection of top and pipe 3, and staving 72 is fixed with the bottom of go-between 71, staving 72 is the rubber barrel that can extrude deformation, can install to the bottom of pipe 3 through rotating go-between 71, or pull down from the bottom of pipe 3 and change, and staving 72 accessible extrusion deformation extrudes thick liquid with inside fast to reduce the residue of the inside thick liquid of staving 72, more make things convenient for the follow-up clearance operation after the use.
The working principle of the embodiment is as follows: box body 2 can be when extrusion coating die head 8's lip discharge thick liquids, connect and get thick liquids, connect the thick liquids after getting will get into box body 2 in the collection chamber 21, and part flows to pipe 3, to being stained with the thick liquids of gluing in collecting chamber 21, will be driven scraper blade 5 by diagonal pushing mechanism 4, remove in collecting chamber 21, will collect the thick liquids on the chamber 21 inner wall and scrape down, and carry out the propelling movement to pipe 3, along with the reciprocating motion of scraper blade 5, thick liquids will be difficult to dry on collecting chamber 21 inner wall and condense, be difficult to clear up when avoiding subsequent operation, thick liquids can flow down after getting into pipe 3 and get into in album storage bucket 7, the thick liquids after the collection carry out recycle, reduction in production cost.
As shown in fig. 7, the utility model discloses a lithium ion battery thick liquids extrusion coating mechanism, including extrusion coating die head 8, coating roll 9, with the collection box among the above-mentioned embodiment, the lip of extrusion coating die head 8 is just to coating roll 9, and extrusion coating die head 8 is fixed on mounting bracket 1, and the lip is located box body 2 directly over, supports the film pole piece through coating roll 9, through extrusion coating die head 8 with thick liquids extrusion coating on the film pole piece.
As a preferred embodiment, still include the frame, mounting bracket 1 and frame sliding connection, and can follow extrusion coating die 8 and the coating roller 9 place straight line and move, can set up the cylinder that the expansion end is fixed with mounting bracket 1 in the frame for promote mounting bracket 1 and move, supply extrusion coating die 8 to be close to or keep away from coating roller 9, the current connected modes such as guide rail or guide bar can be selected for use to the frame and the sliding connection mode of mounting bracket 1.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A lithium ion battery coating slurry collecting box comprises a mounting rack (1), a box body (2) and a guide pipe (3), wherein,
the box body (2) is fixed on the side surface of the mounting rack (1), the top of the box body is provided with an opening, and a collection cavity (21) is arranged in the box body;
the guide pipe (3) is vertically fixed in the middle of the bottom of the box body (2) and is communicated with the collection cavity (21);
the method is characterized in that: also comprises two inclined pushing mechanisms (4) and two scrapers (5), wherein,
the two inclined pushing mechanisms (4) are fixed on the outer side of the box body (2) and are provided with movable ends extending into the collecting cavity (21);
and the two scraping plates (5) are respectively fixed on the movable ends of the two inclined pushing mechanisms (4), are abutted against the inner wall of the collecting cavity (21), and can reciprocate along the movement direction of the movable end of the inclined pushing mechanism (4).
2. The lithium ion battery coating slurry collection cartridge of claim 1, wherein: the two inclined pushing mechanisms (4) and the two scrapers (5) are mirror images of each other by taking the longitudinal section of the box body (2) where the axis is located as a mirror image plane.
3. The lithium ion battery coating slurry collection cartridge of claim 1, wherein: the bottom of the box body (2) is provided with two inclined planes (22), and the included angles between the two inclined planes (22) and the axial lead of the box body (2) are 75-85 degrees.
4. The lithium ion battery coating slurry collection cartridge of claim 1, wherein: the inclined pushing mechanism (4) is a cylinder.
5. The lithium ion battery coating slurry collection cartridge of claim 4, wherein: also comprises two mounting seats (6), wherein
And the two mounting seats (6) are fixed on the side surface of the box body (2) and are respectively fixed with the two inclined pushing mechanisms (4).
6. The lithium ion battery coating slurry collection cartridge of claim 1, wherein: the scraper (5) comprises a plate body (51), a clamping groove (52) and a U-shaped rubber scraping strip (53), wherein,
the plate body (51) is fixed on the movable end of the inclined pushing mechanism (4), and a clamping groove (52) is formed in the outer side of the plate body (51);
the U-shaped rubber scraping strip (53) is inserted into the clamping groove (52), is relatively fixed with the plate body (51), and is tightly attached to the inner wall of the collecting cavity (21).
7. The lithium ion battery coating slurry collection cartridge of claim 1, wherein: also comprises a collecting barrel (7), wherein,
the collecting barrel (7) is detachably fixed at the bottom end of the guide pipe (3) and is communicated with the guide pipe (3).
8. The lithium ion battery coating slurry collection cartridge of claim 7, wherein: the collecting barrel (7) comprises a connecting ring (71) and a barrel body (72), wherein,
a connection ring (71) having a hollow cylindrical shape, and having a tip end screwed to the outside of the catheter (3);
the barrel body (72) is fixed with the bottom of the connecting ring (71), and the barrel body (72) is a rubber barrel capable of being extruded and deformed.
9. A lithium ion battery slurry extrusion coating mechanism comprises an extrusion coating die head (8) and a coating roller (9), wherein,
the lip of the extrusion coating die head (8) is opposite to the coating roller (9);
the method is characterized in that: further comprising the collection cassette of any one of claims 1-8,
and the extrusion coating die head (8) is fixed on the mounting rack (1), and the lip is positioned right above the box body (2).
10. The lithium ion battery paste extrusion coating mechanism of claim 9, wherein: also comprises a machine frame, wherein,
and the mounting rack (1) is connected with the rack in a sliding manner and can move along the straight line where the extrusion coating die head (8) and the coating roll (9) are located.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220947660.0U CN217140988U (en) | 2022-04-22 | 2022-04-22 | Lithium ion battery coating slurry collecting box and extrusion coating mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220947660.0U CN217140988U (en) | 2022-04-22 | 2022-04-22 | Lithium ion battery coating slurry collecting box and extrusion coating mechanism |
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| CN217140988U true CN217140988U (en) | 2022-08-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116200946A (en) * | 2023-03-06 | 2023-06-02 | 安徽隆润高分子材料有限公司 | Low-temperature-resistant rubber coating cloth and preparation method thereof |
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2022
- 2022-04-22 CN CN202220947660.0U patent/CN217140988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116200946A (en) * | 2023-03-06 | 2023-06-02 | 安徽隆润高分子材料有限公司 | Low-temperature-resistant rubber coating cloth and preparation method thereof |
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