CN216880227U - Coating machine - Google Patents
Coating machine Download PDFInfo
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- CN216880227U CN216880227U CN202123193251.0U CN202123193251U CN216880227U CN 216880227 U CN216880227 U CN 216880227U CN 202123193251 U CN202123193251 U CN 202123193251U CN 216880227 U CN216880227 U CN 216880227U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a coating machine, which relates to the technical field of lithium battery coating and comprises a box body for drying a coated strip-shaped substrate, wherein the box body consists of an upper air chamber, a lower air chamber and a drying channel, the upper air chamber and the lower air chamber are respectively arranged at the top and the bottom of the drying channel to supply air up and down along the extension direction of the drying channel, a plurality of groups of air distribution plates are sequentially arranged in the upper air chamber and the lower air chamber from top to bottom, and an upper air nozzle and a lower air nozzle are respectively arranged at intervals on the air exhaust sides of the upper air chamber and the lower air chamber along the extension direction of the drying channel.
Description
Technical Field
The utility model relates to a lithium battery production forming device, in particular to a coating machine.
Background
The coating machine can be used in the field of lithium battery coating, and the coating process comprises the following steps: unwinding → splicing → pulling-on piece → tension control → coating → drying → rectifying → tension control → rectifying → coiling. The drying oven is a common device in a drying process, is used for drying a coating film on the surface layer of the lithium electron, and has a great influence on the formed coating effect due to the circulation of drying airflow in the drying process.
At present, there is great degree's inhomogeneity through the air current in the oven, and inhomogeneous air current directly blows to the material area perpendicularly can arouse the material area at the in-process shake that advances, can cause the material area not steady like this, influences drying effect, and the hot-blast short time flow-through on the material area surface that blows off when drying, and heat utilization is lower, can lead to the waste of the energy, consequently is necessary to make the improvement to the coating machine among the prior art.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a coating machine, which improves the uniformity of airflow circulation, improves the airflow circulation direction, reduces the hidden danger of belt shaking, and simultaneously recycles dried hot airflow to enable heat to efficiently flow back.
In order to achieve the above object, the present invention provides a coating machine, which comprises a box body, wherein the box body comprises an upper air chamber and a lower air chamber, and a drying channel is formed between the upper air chamber and the lower air chamber, and the coating machine is characterized in that: the upper air chamber and the lower air chamber are respectively positioned at the top and the bottom of the drying channel, and air doors for air to enter are arranged on the outer sides of the box bodies of the upper air chamber and the lower air chamber;
a plurality of groups of air distribution plates are arranged on one sides of the upper air chamber and the lower air chamber away from the drying channel, a plurality of groups of upper air nozzles are arranged on the air exhaust side of the upper air chamber at intervals along the extending direction of the drying channel, and an upper guide plate is arranged on one side of each group of the upper air nozzles; a plurality of groups of lower air nozzles are arranged at intervals on the air exhaust side of the lower air chamber along the extension direction of the drying channel, and a lower guide plate is arranged on one side of each group of lower air nozzles; the upper guide plate and the lower guide plate extend towards the direction of a discharge port of the drying channel in an inclined manner;
a backflow box is arranged on one side of a discharge port of the drying channel of the box body, a backflow inlet is arranged at the position of the backflow box corresponding to the discharge port of the drying channel, and a backflow channel communicated with the backflow inlet is arranged in the inner cavity of the backflow box; the dehumidifier is arranged in the backflow channel, backflow outlets communicated with the backflow channel are formed in the top and the bottom of the backflow box, and the backflow outlets of the backflow box are respectively communicated with the air doors of the upper air chamber and the lower air chamber through pipelines.
Furthermore, the upper air nozzle and the lower air nozzle are arranged in a mirror image mode relative to the drying channel, and the air outlet ends of the upper air nozzle and the lower air nozzle are in a long strip shape.
Furthermore, the lengths of the upper guide plate and the lower guide plate are the same as the lengths of the air outlet ends of the upper air nozzle and the lower air nozzle, and the upper guide plate and the lower guide plate are obliquely arranged.
Further, the inclination angle of the upper guide plate and the lower guide plate is 30-60 degrees.
Furthermore, air exhaust holes are distributed on the air distribution plates, and the air exhaust holes between the two adjacent air distribution plates are arranged in a staggered mode.
Furthermore, the reflux inlet is a bell mouth, the top and the bottom of the cavity of the reflux inlet are both curved surfaces, and the width of the cavity is narrowed along the discharging direction; backflow holes are distributed on the curved surfaces of the top and the bottom of the backflow inlet cavity body and communicated with the backflow channel.
Furthermore, one side of the dehumidifier close to the backflow inlet is an air inlet side, and one side of the dehumidifier close to the backflow outlet is an air exhaust side.
The utility model uses the air distributing plates uniformly arranged in the upper air chamber and the lower air chamber to distribute air step by arranging the upper air chamber, the lower air chamber, the air distributing plates, the upper guide plate, the lower guide plate and the return box, so that hot air entering from the upper air door and the lower air door of the box body is uniformly diffused and uniformly blows along the upper air nozzle and the lower air nozzle, and the passing strip-shaped base material is uniformly heated; the upper guide plate and the lower guide plate are used for guiding the air blown out by the upper air nozzle and the lower air nozzle respectively and are symmetrically arranged, the air flow circulates along the advancing direction of the strip-shaped base material, the strip-shaped base material is subjected to the action of wind power uniformly exerted from top to bottom, the stress is balanced along the advancing direction of the strip-shaped base material, the air flow is not only in contact with the surface of the strip-shaped base material for drying, but also slows down the shaking of the strip-shaped base material, the strip-shaped base material is stable in running, and meanwhile, when the air flow is blown in the same direction, the air flow is convenient to collect and circulate, and the wet air flow can be discharged for dehumidification in time; utilize the backward flow case to the high-efficient backward flow of air current, the dehumidification back is discharged along air door side entry and is mixed the entering with new air current, and not only the temperature homogeneity of effective air current mixture, and do not influence the homogeneity of air current circulation, improved heat utilization greatly and rateed.
Drawings
FIG. 1 is a schematic view of the interior of a coater tank according to the present invention;
FIG. 2 is a side cross-sectional view of a coater tank of the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
fig. 4 is a schematic view of a coater according to the present invention.
1. A box body; 101. an upper air chamber; 102. a lower air chamber; 103. a drying channel; 104. a wind distribution plate; 105. an upper tuyere; 106. a lower tuyere; 107. an upper deflector; 108. a lower deflector; 109. a damper; 2. a return tank; 201. a reflux inlet; 202. a dehumidifier; 203. a return outlet; 3. a pipeline.
Detailed Description
The utility model is further described below with reference to the following figures and specific examples.
A coating machine as shown in fig. 1-4, comprising a box body 1 for drying a coated strip-shaped base material, wherein the box body 1 comprises an upper air chamber 101 and a lower air chamber 102, a drying channel 103 is formed between the upper air chamber and the lower air chamber, and drying air is uniformly introduced from the upper part and the lower part of the strip-shaped base material along the direction of the drying channel 103 after passing through the uniform air of the upper air chamber 101 and the lower air chamber 102; the upper air chamber 101 and the lower air chamber 102 are respectively positioned at the top and the bottom of the drying channel 103 to form drying air flow along the extending direction of the drying channel 103;
as shown in fig. 1 and 2, the strip-shaped substrate passes through the drying channel 103, a multi-component air plate 104 is arranged on one side of the upper air chamber 101 and the lower air chamber 102 away from the drying channel 103 to homogenize air step by step, a plurality of groups of upper air nozzles 105 and lower air nozzles 106 are respectively arranged on the air exhaust side of the upper air chamber 101 and the lower air chamber 102 at intervals along the extension direction of the drying channel 103, an upper guide plate 107 is arranged on one side of each group of upper air nozzles 105, a lower guide plate 108 is arranged on one side of each group of lower air nozzles 106, and the upper guide plate 107 and the lower guide plate 108 are obliquely extended along the discharge port direction of the drying channel 103;
the box body 1 is provided with a backflow box 2 at one side of a discharge port of a drying channel 103, a backflow inlet 201 is arranged at a position of the backflow box 2 corresponding to the discharge port of the drying channel 103 so as to collect hot air blown in along the same direction, a backflow channel is formed in an inner cavity of the backflow box 2 and is communicated with the backflow inlet 201, the backflow channel is vertically distributed with the drying channel 103, a dehumidifier 202 is arranged in the backflow channel, the dehumidifier 202 dehumidifies and discharges wet air after sucking the wet air, backflow outlets 203 communicated with the backflow channel are arranged at the top and the bottom of the backflow box 2, and the backflow outlets 203 of the backflow box 2 are respectively connected and communicated with inlets at the sides of air doors 109 of an upper air chamber 101 and a lower air chamber 102 through pipelines 3, so that the dehumidified hot air can be discharged and recycled in time, and heat loss is reduced.
Furthermore, the upper air nozzle 105 and the lower air nozzle 106 are correspondingly arranged, and the air outlet ends of the upper air nozzle 105 and the lower air nozzle 106 are in a strip shape, so that the air outlet effect of the upper air chamber 101 and the lower air chamber 102 is enhanced.
Furthermore, the lengths of the upper guide plate 107 and the lower guide plate 108 are the same as the lengths of the strip-shaped air outlets of the upper air nozzle 105 and the lower air nozzle 106, the upper guide plate 107 and the lower guide plate 108 are symmetrically distributed, and the flow guide parts of the upper guide plate 107 and the lower guide plate 108 are obliquely arranged close to the air outlet side of the air outlet nozzle.
As shown in fig. 1, as a technical optimization scheme of the present invention, the inclination angle of the flow guiding part of the upper flow guiding plate 107 and the lower flow guiding plate 108 is 30-60 °.
As shown in fig. 3, as a technical optimization scheme of the present invention, the air distribution plates 104 are densely distributed with air holes, and the positions of the air holes of two adjacent air distribution plates 104 are staggered.
As shown in fig. 1-2, as a technical optimization scheme of the present invention, the backflow inlet 201 is a bell mouth, and the top and the bottom of the cavity of the backflow inlet 201 are both curved surfaces and narrow from wide to narrow along the discharging direction; the curved surfaces at the top and the bottom of the cavity of the backflow inlet 201 are communicated with the backflow channel through densely distributed backflow holes, so that hot air flow can be collected conveniently, and heat loss is reduced.
In this embodiment, the side of the dehumidifier 202 near the return inlet 201 is an air intake side, and the side of the dehumidifier 202 near the return outlet 203 is an air exhaust side.
The working principle is as follows: the box body 1 is arranged on one side of coating and discharging, the strip-shaped base material enters through a feeding hole of the drying channel 103 and is output from a material outlet along the drying channel 103, and when the box body works, drying gas enters the upper air chamber 101 and the lower air chamber 102 respectively along the air door 109, is distributed layer by layer and uniformly flows through the internal layer-by-layer air distribution plate 104, and is blown out along the upper air nozzle 105 and the lower air nozzle 106 to form uniform airflow; the drying airflow is guided by the upper guide plate 107 and the lower guide plate 108, blown in along the advancing direction of the strip-shaped base material, the strip-shaped base material is stably conveyed, the airflow is communicated towards the direction of the backflow box 2 in the same direction, under the dehumidifying and air-sucking action of the dehumidifier 202, the wet airflow passing through the strip-shaped base material is collected by the backflow inlet 201, is dehumidified in the dehumidifier 202, enters along the backflow outlet 203, the pipeline 3 and the air door 109 in sequence and is mixed with new airflow, and then is circularly discharged along the upper air chamber 101 and the lower air chamber 102 respectively.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details shown, but is capable of numerous modifications and substitutions without departing from the spirit of the utility model and within the scope and range of equivalents of the claims.
Claims (7)
1. The utility model provides a coating machine, includes the box, the box includes air chamber and lower air chamber, goes up the air chamber and forms stoving passageway, its characterized in that between the air chamber down: the upper air chamber and the lower air chamber are respectively positioned at the top and the bottom of the drying channel, and air doors for air to enter are arranged on the outer sides of the box bodies of the upper air chamber and the lower air chamber;
a plurality of groups of air distribution plates are arranged on one sides of the upper air chamber and the lower air chamber away from the drying channel, a plurality of groups of upper air nozzles are arranged on the air exhaust side of the upper air chamber at intervals along the extending direction of the drying channel, and an upper guide plate is arranged on one side of each group of the upper air nozzles; a plurality of groups of lower air nozzles are arranged at intervals on the air exhaust side of the lower air chamber along the extension direction of the drying channel, and a lower guide plate is arranged on one side of each group of lower air nozzles; the upper guide plate and the lower guide plate extend towards the direction of a discharge port of the drying channel in an inclined manner;
a backflow box is arranged on one side of a discharge port of the drying channel of the box body, a backflow inlet is arranged at the position of the backflow box corresponding to the discharge port of the drying channel, and a backflow channel communicated with the backflow inlet is arranged in the inner cavity of the backflow box; a dehumidifier is arranged in the backflow channel, backflow outlets communicated with the backflow channel are formed in the top and the bottom of the backflow box, and the backflow outlets of the backflow box are respectively communicated with the air doors of the upper air chamber and the lower air chamber through pipelines.
2. A coater according to claim 1, wherein: the upper air nozzle and the lower air nozzle are arranged in a mirror image mode relative to the drying channel, and the air outlet ends of the upper air nozzle and the lower air nozzle are in a long strip shape.
3. A coater according to claim 2, wherein: the length of the upper guide plate and the lower guide plate is the same as that of the air outlet ends of the upper air nozzle and the lower air nozzle, and the upper guide plate and the lower guide plate are obliquely arranged.
4. A coater according to claim 3, wherein: the inclination angle of the upper guide plate and the lower guide plate is 30-60 degrees.
5. A coater according to claim 1, wherein: air exhaust holes are distributed on the air distribution plates, and the air exhaust holes between the two adjacent air distribution plates are arranged in a staggered mode.
6. A coater according to claim 1, wherein: the backflow inlet is a horn mouth, the top and the bottom of a cavity of the backflow inlet are both curved surfaces, and the width of the backflow inlet is narrowed along the discharging direction; backflow holes are distributed on the curved surfaces of the top and the bottom of the backflow inlet cavity body and communicated with the backflow channel.
7. A coater according to claim 1, wherein: one side of the dehumidifier close to the backflow inlet is an air inlet side, and one side of the dehumidifier close to the backflow outlet is an air exhaust side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123193251.0U CN216880227U (en) | 2021-12-16 | 2021-12-16 | Coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123193251.0U CN216880227U (en) | 2021-12-16 | 2021-12-16 | Coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216880227U true CN216880227U (en) | 2022-07-05 |
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ID=82207488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123193251.0U Active CN216880227U (en) | 2021-12-16 | 2021-12-16 | Coating machine |
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| Country | Link |
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| CN (1) | CN216880227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116651710A (en) * | 2023-06-02 | 2023-08-29 | 江苏智泰新能源科技有限公司 | Sodium ion battery production device and production process |
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2021
- 2021-12-16 CN CN202123193251.0U patent/CN216880227U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116651710A (en) * | 2023-06-02 | 2023-08-29 | 江苏智泰新能源科技有限公司 | Sodium ion battery production device and production process |
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