CN114985191A - Slurry coating device for lithium battery production - Google Patents
Slurry coating device for lithium battery production Download PDFInfo
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- CN114985191A CN114985191A CN202210692964.1A CN202210692964A CN114985191A CN 114985191 A CN114985191 A CN 114985191A CN 202210692964 A CN202210692964 A CN 202210692964A CN 114985191 A CN114985191 A CN 114985191A
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- conveying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/0813—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line characterised by means for supplying liquid or other fluent material to the roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
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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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- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a slurry coating device for lithium battery production, which relates to the technical field of lithium battery production and comprises a working flat plate, a conveying mechanism and a distributing mechanism, wherein the working flat plate is horizontally arranged, the conveying mechanism is arranged above the working flat plate and is used for continuously conveying a current collector, the conveying mechanism comprises a hydraulic cylinder, a lifting plate, a conveying roller and a conveying motor, the distributing mechanism is arranged above the conveying mechanism and is used for uniformly coating slurry on the moving current collector, and the distributing mechanism comprises a storage box, a coating roller, a guide rail, a blocking strip and a crankshaft. The slurry coating device for producing the lithium battery has the characteristics of ingenious design, reasonable structure and convenience in use, can realize synchronous delivery of the current collector and coating of slurry, and can realize quantitative slurry discharge and uniform slurry coating so as to ensure the consistency of the thickness of the coating slurry.
Description
Technical Field
The invention relates to the technical field of lithium battery production, in particular to a slurry coating device for lithium battery production.
Background
Coating is one of the most important process flows of the lithium ion battery, namely, anode slurry or cathode slurry required by the manufacturing of the lithium ion battery is uniformly coated on a substrate, wherein the anode substrate is an aluminum foil at present, and the cathode substrate is a copper foil.
The coating process is complex, and factors affecting the coating effect are more, such as: 1. in the pole piece coating process, the sizing agent is continuously fed, so that the sizing agent is easy to overflow the surface of the pole piece, resources are wasted, and the coating thickness is thickened; 2. when the surface of the pole piece is coated once, the coating thickness is not uniform, and the performance consistency of the battery pole piece is influenced.
Disclosure of Invention
The invention aims to provide a slurry coating device for lithium battery production, which is used for solving the defects caused in the prior art.
The utility model provides a thick liquids coating unit of lithium cell production usefulness, includes work flat board, conveying mechanism and cloth mechanism, wherein, the flat board level of work sets up, conveying mechanism locates the top of work flat board and is used for the continuous delivery to the mass flow body, cloth mechanism locates conveying mechanism's top and is used for evenly coating the mass flow body of motion with thick liquids on.
Preferably, the conveying mechanism comprises a hydraulic cylinder, a lifting plate, a conveying roller and a conveying motor, the hydraulic cylinder is vertically upwards connected to the middle of the working flat plate, the lifting plate is of a U-shaped structure and is connected to the tail end of a piston rod of the hydraulic cylinder in the middle, the conveying roller is horizontally and rotatably connected to the front end and the rear end of the lifting plate, the front end and the rear end of the conveying roller are respectively in key connection with a first friction wheel, the conveying motors are provided with a pair of friction wheels which are symmetrically distributed in the front and the rear direction, the two conveying motors are horizontally arranged on the upper side of the lifting plate through a pair of L-shaped fixing plates, the output shaft of the conveying motor is in key connection with a first belt wheel, the front section and the rear section of the conveying roller are in key connection with a second belt wheel, the first belt wheel and the second belt wheel which are positioned on the same side are connected through a first transmission belt, the downside symmetry of lifter plate is connected with a pair of guide post, the guide post all passes through uide bushing and dull and stereotyped sliding connection of work.
Preferably, the distributing mechanism comprises a storage box, a coating roller, a guide rail, a stop strip and a crankshaft, the storage box is arranged above the conveying roller, the storage box is of a rectangular box structure, the bottom of the storage box is recessed downwards, circular discharge holes are uniformly distributed in the bottom of the storage box, each corner of the storage box is connected with a support strip, the bottom end of each support strip is welded with a support plate, the support plates are fixed on the upper side of a working flat plate, a pair of connecting pieces extending downwards are symmetrically welded on the front side and the rear side of the storage box, the coating roller is horizontally and rotatably connected between the two connecting pieces, the front end and the rear end of the coating roller are connected with a second friction wheel, the guide rail is provided with a pair of sliding blocks which are symmetrically connected on the front inner wall and the rear inner wall of the storage box, the guide rail is connected with a sliding block in a sliding manner, and the side surfaces of the sliding blocks are vertically connected with a sliding plate, the coating roller is characterized in that the blocking strips are horizontally connected to the lower sides of the two sliding plates, cylindrical blocking columns are uniformly distributed on the lower sides of the blocking strips, the crankshaft is located above the blocking strips and is rotatably connected to the front side wall and the rear side wall of the storage box, a pair of connecting rods are symmetrically hinged to the front side and the rear side of the crankshaft, the lower end portions of the connecting rods located on the same side are connected to the middle of the sliding plates through pin shafts, the rear end portion of the crankshaft is in key connection with a third belt wheel, the rear end portion of the coating roller is in key connection with a fourth belt wheel, and the third belt wheel is connected with the fourth belt wheel through a second driving belt.
Preferably, the left side and the right side of the coating roll of the storage box are symmetrically provided with a pair of uniform combing plates, the cross section of each uniform combing plate is of a Z-shaped structure, and the bottom of each uniform combing plate is provided with a row of uniformly distributed uniform combing teeth.
Preferably, a pair of vibrators are uniformly arranged on the outer wall of the combing plate.
Preferably, the diameter ratio of the first friction wheel to the second friction wheel is 1: 1; the diameter ratio of the first belt wheel to the second belt wheel is 1: 1; the diameter ratio of the belt wheel III to the belt wheel IV is 1: 6.
compared with the prior art, the slurry coating device for lithium battery production has the following advantages:
1. the use is very convenient. Before use, the prepared slurry is continuously conveyed into a storage box, and then the current collector horizontally passes through a conveying roller and a coating roller.
2. The conveying and coating are performed synchronously. The piston rod through the hydraulic cylinder extends and drives the coating roll to rise to a preset height, the upper side and the lower side of the current collector are respectively contacted with the conveying roll and the coating roll, a first friction wheel and a second friction wheel which are positioned on the same side are contacted, the conveying motor drives the conveying roll to rotate through a first belt wheel and a second belt wheel, continuous conveying of the current collector is achieved through friction force between the conveying roll and the current collector, the coating roll is driven to rotate through the first friction wheel and the second friction wheel through the conveying roll, and slurry coating of the current collector is achieved through friction force between the coating roll and the current collector.
3. The slurry can be metered out. The coating roller drives the crankshaft to rotate through the third belt wheel and the fourth belt wheel, the crankshaft drives the barrier strip to reciprocate through the connecting rod, when the barrier strip rises, slurry in the storage box can slide down to the discharge hole under the action of self gravity, and when the barrier strip falls, the slurry is inserted into the discharge hole through the barrier column on the barrier strip and is extruded out of the coating roller.
4. The slurry can be uniformly coated. The slurry which is dropped on the coating roller and distributed in a dotted manner is combed uniformly through the combing teeth on the combing plate, and the combing effect of the slurry on the coating roller is further improved by additionally arranging the vibrator so as to ensure the consistency of the thickness of the coating slurry.
Drawings
Fig. 1 is a schematic overall three-dimensional structure of the present invention.
FIG. 2 is a schematic overall side view of the present invention.
Fig. 3 is a schematic structural view of the conveying mechanism in the present invention.
Fig. 4 and 5 are schematic structural views of a material distribution mechanism in the present invention.
Fig. 6 is a schematic view of a storage box in the distributing mechanism.
FIG. 7 is a schematic view of the structure of the leveling plate in the cloth mechanism.
Fig. 8 is a schematic structural diagram of a barrier strip in a material distribution mechanism.
Wherein:
10-a working plate;
20-a conveying mechanism; 201-a hydraulic cylinder; 202-a lifter plate; 203-conveying rollers; 204-friction wheel one; 205-a conveyor motor; 206-fixing plate; 207-pulley one; 208-pulley two; 209-transmission belt one; 210-a guide post; 211-a guide sleeve;
30-a material distribution mechanism; 301-storage box; 301 a-exhaust hole; 302-support strip; 303-a support plate; 304-connecting pieces; 305-a coating roll; 306-friction wheel two; 307-evenly combing the board; 3071 combing and evening teeth; 3072-vibrator; 308-a guide rail; 309-a slider; 310-a sliding plate; 311-a barrier strip; 312-a barrier post; 313-a crankshaft; 314-a connecting rod; 315-pin roll; 316-wheel three; 317-belt wheel four; 318-drive belt two.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 8, a slurry coating apparatus for lithium battery production includes a working plate 10, a conveying mechanism 20 and a distributing mechanism 30, wherein the working plate 10 is horizontally disposed, the conveying mechanism 20 is disposed above the working plate 10 and used for continuously conveying current collectors, and the distributing mechanism 30 is disposed above the conveying mechanism 20 and used for uniformly coating slurry on moving current collectors.
In this embodiment, the conveying mechanism 20 includes a hydraulic cylinder 201, a lifting plate 202, a conveying roller 203 and a conveying motor 205, the hydraulic cylinder 201 is vertically connected to the middle of the working plate 10, the lifting plate 202 is of a "u" shape and is centrally connected to the end of a piston rod of the hydraulic cylinder 201, the conveying roller 203 is horizontally and rotatably connected to the front and rear ends of the lifting plate 202, the front and rear ends of the conveying roller 203 are respectively connected to a friction wheel one 204 in a keyed manner, the conveying motor 205 is provided with a pair of symmetrical distribution in the front and rear direction, the two conveying motors 205 are horizontally mounted on the upper side of the lifting plate 202 through a pair of L-shaped fixing plates 206, the output shaft of the conveying motor 205 is respectively connected to a pulley one 207 in a keyed manner, the front and rear sections of the conveying roller 203 are respectively connected to a pulley two 208 in a keyed manner, the pulley one 207 and the pulley two 208 on the same side are connected to each other through a transmission belt one 209, the lower side of the lifting plate 202 is symmetrically connected to a pair of guide posts 210, the guide posts 210 are all connected with the working plate 10 in a sliding manner through guide sleeves 211.
In this embodiment, the distributing mechanism 30 includes a storage box 301, a coating roller 305, a guide rail 308, a stop bar 311 and a crankshaft 313, the storage box 301 is disposed above the conveying roller 203, the storage box 301 is a rectangular box structure and the bottom of the storage box 301 is recessed downward, circular discharge holes 301a are uniformly distributed at the bottom of the storage box 301, each corner of the storage box 301 is connected with a support bar 302, a support plate 303 is welded at the bottom end of the support bar 302, the support plate 303 is fixed at the upper side of the working flat plate 10, a pair of connecting pieces 304 extending downward are symmetrically welded at the front side and the rear side of the storage box 301, the coating roller 305 is horizontally and rotatably connected in the middle of the two connecting pieces 304, two friction wheels 306 are connected at the front end and the rear end of the coating roller 305, the guide rail 308 is provided with a pair of connecting pieces and symmetrically connected to the front inner wall and the rear inner wall of the storage box 301, the guide rails 308 are all connected with sliding blocks 309 in a sliding manner, the side surfaces of the sliding blocks 309 are all vertically connected with sliding plates 310, the blocking strips 311 are horizontally connected to the lower sides of the two sliding plates 310, cylindrical blocking columns 312 are uniformly distributed on the lower sides of the blocking strips 311, the crankshafts 313 are located above the blocking strips 311 and are rotatably connected to the front and rear side walls of the storage box 301, a pair of connecting rods 314 are symmetrically hinged to the front and rear sides of the crankshafts 313, the lower ends of the connecting rods 314 located on the same side are connected to the middle of the sliding plates 310 through pin shafts 315, the rear end of the crankshafts 313 is connected with belt wheels III 316 in a key manner, the rear end of the coating rollers 305 is connected with belt wheels IV 317 in a key manner, and the belt wheels III 316 and the belt wheels IV 317 are connected through transmission belts II 318.
In this embodiment, the storage box 301 is symmetrically provided with a pair of uniform combing plates 307 at the left and right sides of the coating roller 305, the cross section of the uniform combing plates 307 is a zigzag structure, and the bottom of the uniform combing plates 307 is provided with a row of uniformly distributed uniform combing teeth 3071. The slurry dropped onto the coating roll 305 and distributed in dots is smoothed by the smoothing teeth 3071 on the smoothing plate 307.
In this embodiment, a pair of vibrators 3072 are uniformly mounted on the outer wall of the comb-uniform plate 307. The thickness uniformity of the coating slurry is ensured by adding a vibrator 3072 to further enhance the combing effect of the combing teeth 3071 on the combing plate 307 on the slurry on the coating roll 305.
In this embodiment, the diameter ratio of the first friction wheel 204 to the second friction wheel 306 is 1: 1, namely, the conveying roller 203 and the coating roller 305 are in constant-speed transmission; the diameter ratio of the first belt wheel 207 to the second belt wheel 208 is 1: 1, namely, the conveying motor 205 and the conveying roller 203 are in constant-speed transmission; the diameter ratio of the third belt wheel 316 to the fourth belt wheel 317 is 1: 6, namely, the coating roller 305 and the crankshaft 313 are in speed-increasing transmission.
When the slurry coating device for producing the lithium battery is actually applied, the slurry coating device comprises the following working contents:
step 1: continuously feeding the pre-prepared slurry into the storage tank 301;
step 2: horizontally passing the current collector between the conveying roller 203 and the coating roller 305;
and step 3: extending a piston rod of the hydraulic cylinder 201 and driving the coating roller 305 to rise to a preset height, so that the upper side and the lower side of the current collector are respectively contacted with the conveying roller 203 and the coating roller 305, and the first friction wheel 204 and the second friction wheel 306 which are positioned on the same side are contacted;
and 4, step 4: the conveying motor 205 drives the conveying roller 203 to rotate through a first belt wheel 207 and a second belt wheel 208, and continuous conveying of the current collector is achieved through friction force between the conveying roller 203 and the current collector;
and 5: the coating roller 305 is driven to rotate by the conveying roller 203 through the first friction wheel 204 and the second friction wheel 306, and slurry coating on the current collector is realized through the friction force between the coating roller 305 and the current collector;
step 6: the coating roller 305 drives the crankshaft 313 to rotate through the third pulley 316 and the fourth pulley 317, and drives the barrier rib 311 to reciprocate through the crankshaft 313 and the connecting rod 314, when the barrier rib 311 ascends, the slurry in the storage box 301 slides down to the discharge hole 301a under the action of the gravity of the slurry, and when the barrier rib 311 descends, the slurry is inserted into the discharge hole 301a through the barrier column 312 on the barrier rib 311, and the slurry in the discharge hole 301a is extruded out of the coating roller 305;
and 7: the slurry dropping on the coating roll 305 and distributed in a dotted manner is carded through the carding teeth 3071 on the carding plate 307, and the carding effect on the slurry on the coating roll 305 is further improved by additionally arranging the vibrator 3072 so as to ensure the consistency of the thickness of the coating slurry.
The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (6)
1. The utility model provides a thick liquids coating unit of lithium cell production usefulness which characterized in that: including work flat board (10), conveying mechanism (20) and cloth mechanism (30), wherein, work flat board (10) level sets up, conveying mechanism (20) are located the top of work flat board (10) and are used for the continuous transportation to the mass flow body, cloth mechanism (30) are located the top of conveying mechanism (20) and are used for evenly coating the thick liquids to the mass flow body of motion.
2. The slurry coating apparatus for lithium battery production according to claim 1, wherein: the conveying mechanism (20) comprises a hydraulic cylinder (201), a lifting plate (202), conveying rollers (203) and a conveying motor (205), the hydraulic cylinder (201) is vertically connected to the middle of the working flat plate (10) upwards, the lifting plate (202) is of a U-shaped structure and is centrally connected to the tail end of a piston rod of the hydraulic cylinder (201), the conveying rollers (203) are horizontally and rotatably connected to the front end and the rear end of the lifting plate (202), the front end and the rear end of each conveying roller (203) are respectively in key connection with a friction wheel I (204), the conveying motors (205) are provided with a pair and are symmetrically distributed in the front and rear direction, the two conveying motors (205) are horizontally arranged on the upper side of the lifting plate (202) through a pair of L-shaped fixing plates (206), output shafts of the conveying motors (205) are respectively in key connection with a belt wheel I (207), the front section and the rear section of each conveying roller (203) are respectively in key connection with a belt wheel II (208), the first belt wheel (207) and the second belt wheel (208) which are positioned on the same side are connected through a first transmission belt (209), a pair of guide columns (210) are symmetrically connected to the lower side of the lifting plate (202), and the guide columns (210) are in sliding connection with the working flat plate (10) through guide sleeves (211).
3. The slurry coating apparatus for lithium battery production according to claim 2, wherein: cloth mechanism (30) is including depositing case (301), coating roll (305), guided way (308), stop strip (311) and bent axle (313), deposit the top that case (301) located conveying roller (203), it is rectangle box structure and its bottom undercut to deposit case (301), the bottom evenly distributed who deposits case (301) has circular shape discharge hole (301a), each turning of depositing case (301) all is connected with support bar (302), backup pad (303) have all been welded to the bottom of support bar (302), backup pad (303) all are fixed in the upside of dull and stereotyped (10) of work, the symmetrical welding of both sides has a pair of connection piece (304) of stretching out downwards around depositing case (301), coating roll (305) horizontal rotation is connected in the centre of two (304), both ends all are connected with friction pulley two (306) around coating roll (305), the guide rail (308) is provided with a pair of guide rails and symmetrically connected to the front and rear inner walls of the storage box (301), the guide rails (308) are connected with sliding blocks (309) in a sliding mode, the side faces of the sliding blocks (309) are vertically connected with sliding plates (310), the blocking strips (311) are horizontally connected to the lower sides of the two sliding plates (310), cylindrical blocking columns (312) are uniformly distributed on the lower sides of the blocking strips (311), the crankshaft (313) is located above the blocking strips (311) and is rotatably connected to the front and rear side walls of the storage box (301), a pair of connecting rods (314) are symmetrically hinged to the crankshaft (313) in the front and rear direction, the lower end portions of the connecting rods (314) located on the same side are connected to the middle of the sliding plates (310) through pin shafts (315), the rear end portion of the crankshaft (313) is in key connection with a third belt wheel (316), and the rear end portion of the coating roller (305) is further in key connection with a fourth belt wheel (317), the third belt wheel (316) is connected with the fourth belt wheel (317) through a second transmission belt (318).
4. The slurry coating apparatus for lithium battery production according to claim 3, characterized in that: the storage box (301) is symmetrically provided with a pair of uniform combing plates (307) at the left side and the right side of the coating roller (305), the cross section of each uniform combing plate (307) is of a Z-shaped structure, and the bottom of each uniform combing plate (307) is provided with a row of uniformly distributed uniform combing teeth (3071).
5. The slurry coating apparatus for lithium battery production according to claim 4, wherein: and a pair of vibrators (3072) are uniformly arranged on the outer wall of the combing plate (307).
6. The slurry coating apparatus for lithium battery production according to claim 3, wherein: the diameter ratio of the first friction wheel (204) to the second friction wheel (306) is 1: 1; the diameter ratio of the first belt wheel (207) to the second belt wheel (208) is 1: 1; the diameter ratio of the belt wheel III (316) to the belt wheel IV (317) is 1: 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210692964.1A CN114985191B (en) | 2022-06-17 | 2022-06-17 | Slurry coating device for lithium battery production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210692964.1A CN114985191B (en) | 2022-06-17 | 2022-06-17 | Slurry coating device for lithium battery production |
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| Publication Number | Publication Date |
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| CN114985191A true CN114985191A (en) | 2022-09-02 |
| CN114985191B CN114985191B (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210692964.1A Active CN114985191B (en) | 2022-06-17 | 2022-06-17 | Slurry coating device for lithium battery production |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1159836A (en) * | 1997-08-25 | 1999-03-02 | Megumi Fukui | Wear preventing device for roll |
| CN113510035A (en) * | 2021-04-27 | 2021-10-19 | 孔勇 | Lithium battery production equipment |
| CN215088420U (en) * | 2021-07-16 | 2021-12-10 | 东莞市航达电子有限公司 | Surface coating device for lithium battery adhesive tape processing |
| CN215964428U (en) * | 2021-07-14 | 2022-03-08 | 上海室界室内装饰设计有限公司 | Plate gluing device for decoration |
| CN216440970U (en) * | 2021-09-29 | 2022-05-06 | 合肥国轩高科动力能源有限公司 | Lithium battery pole piece coating device |
| CN114560191A (en) * | 2022-03-02 | 2022-05-31 | 南宁帝旺村木业有限公司 | Composite bamboo floor for container |
-
2022
- 2022-06-17 CN CN202210692964.1A patent/CN114985191B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1159836A (en) * | 1997-08-25 | 1999-03-02 | Megumi Fukui | Wear preventing device for roll |
| CN113510035A (en) * | 2021-04-27 | 2021-10-19 | 孔勇 | Lithium battery production equipment |
| CN215964428U (en) * | 2021-07-14 | 2022-03-08 | 上海室界室内装饰设计有限公司 | Plate gluing device for decoration |
| CN215088420U (en) * | 2021-07-16 | 2021-12-10 | 东莞市航达电子有限公司 | Surface coating device for lithium battery adhesive tape processing |
| CN216440970U (en) * | 2021-09-29 | 2022-05-06 | 合肥国轩高科动力能源有限公司 | Lithium battery pole piece coating device |
| CN114560191A (en) * | 2022-03-02 | 2022-05-31 | 南宁帝旺村木业有限公司 | Composite bamboo floor for container |
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