Vertical coil stock baking equipment
阅读说明：本技术 一种立式卷料烘烤设备 (Vertical coil stock baking equipment ) 是由 彭小平 于 2019-11-21 设计创作，主要内容包括：本发明涉及锂电池极片生产技术领域,尤其涉及一种立式卷料烘烤设备,包括放卷部分、一级烤炉部分、牵引部分、二级烤炉部分、收卷部分,所述放卷部分的右侧与一级烤炉部分的左侧固定连接,所述放卷部分右侧出料端与一级烤炉部分左侧的进料端口处于同一水平线上,所述二级烤炉部分位于一级烤炉部分的右侧,所述牵引部分位于一级烤炉部分和二级烤炉部分之间相对一侧的中间位置。本发明达到了能够最大程度上降低极片中所含湿度成分的目的,从而保证确保锂电池生产的源头,减少锂电池中的水分以及其他杂质,与原来整卷烘烤的方式相对比,生产效率具有显著性提高,不仅提高了产品的质量,而且还大大节省能耗的损耗。(The invention relates to the technical field of lithium battery pole piece production, in particular to vertical coil material baking equipment which comprises an unreeling part, a primary oven part, a traction part, a secondary oven part and a reeling part, wherein the right side of the unreeling part is fixedly connected with the left side of the primary oven part, the right side discharge end of the unreeling part and the left side feeding port of the primary oven part are positioned on the same horizontal line, the secondary oven part is positioned on the right side of the primary oven part, and the traction part is positioned in the middle position of one opposite side between the primary oven part and the secondary oven part. The invention achieves the purpose of reducing the moisture content in the pole piece to the maximum extent, thereby ensuring the production source of the lithium battery, reducing the moisture and other impurities in the lithium battery, and compared with the original whole-roll baking mode, the production efficiency is obviously improved, the product quality is improved, and the energy consumption loss is greatly reduced.)
1. The utility model provides a vertical coil stock toasts equipment, includes unreeling part (1), one-level oven part (2), traction part (3), second grade oven part (4), rolling part (5), its characterized in that: unreel the right side of part (1) and the left side fixed connection of one-level oven part (2), it is on same water flat line with the left inlet port of one-level oven part (2) to unreel part (1) right side discharge end, second grade oven part (4) are located the right side of one-level oven part (2), traction part (3) are located the intermediate position of relative one side between one-level oven part (2) and second grade oven part (4), the both sides of traction part (3) respectively with the discharge port of one-level oven part (2) and the fixed intercommunication of the inlet port of second grade oven part (4), rolling part (5) are located the right side of second grade oven part (4), and the left side of rolling part (5) and the right side fixed connection of second grade oven part (4).
2. The vertical coil baking apparatus according to claim 1, wherein: unreel part (1) and include frame (11), first magnetic powder stopper (12), physiosis axle (13), first deviation control system (14) and first tension control system (15), frame (11) left top and first magnetic powder stopper (12) pass through support fixed connection, the output of first magnetic powder stopper (12) is connected with the one end transmission of physiosis axle (13), the other end and the left top in frame (11) inner wall back of physiosis axle (13) rotate and are connected, first deviation control system (14) are located the below of physiosis axle (13) bottom, first tension control system (15) pass through the right side fixed connection of support and frame (11), and first tension control system (15) are located the right side of physiosis axle (13).
3. The vertical coil baking apparatus according to claim 2, wherein: traction part (3) include rack (31), floating roller (32), power roller (33) and driven voller (34), the both ends of power roller (33) rotate with the intermediate position of rack (31) inside both sides respectively and are connected, power roller (33) are provided power by driving motor, the both ends of floating roller (32) rotate with the both sides of rack (31) respectively and are connected, the top of floating roller (32) is located the left side below of power roller (33) bottom, the both ends of driven voller (34) rotate with the both sides of rack (31) respectively and are connected, driven voller (34) are located the top at power roller (33) top.
4. The vertical coil baking apparatus according to claim 1, wherein: the winding part (5) comprises a machine tool (51), a speed reducing motor (52), a second magnetic powder clutch (53), an inflatable shaft (54), a second deviation rectifying control system (55) and a second tension control system (56), the right side of the top of the machine tool (51) is fixedly connected with the bottom of the speed reducing motor (52) through a support, the output end of the speed reducing motor (52) is in transmission connection with the input end of the second magnetic powder clutch (53), the output end of the second magnetic powder clutch (53) is in transmission connection with one end of the inflatable shaft (54), the other end of the inflatable shaft (54) is rotatably connected with the upper portion of the right side of the machine tool (51), the second deviation rectifying control system (55) is located below the bottom of the inflatable shaft (54), and the second tension control system (56) is located on the machine tool (51).
5. The vertical coil baking apparatus according to claim 1, wherein: the first deviation rectifying control system (14) is composed of a rod support, a buffer rod, a buffer elastic block, a deviation rectifying mechanism main body, an elastic block groove, a connecting member and a friction roller, and the first deviation rectifying control system (14) and the second deviation rectifying control system (55) are in the same structure.
6. The vertical coil baking apparatus according to claim 1, wherein: the first tension control system (15) is composed of a swing cylinder body, a rotating shaft, a potential sensor, a tension sensor, an electric proportional valve, a traction servo motor and a controller, and the first tension control system (15) and the second tension control system (56) are in the same structure.
Technical Field
The invention relates to the technical field of lithium battery pole piece production, in particular to vertical coil material baking equipment.
Background
Along with the continuous improvement of people's life, the demand on various materials is also continuously improved, and the requirements and the quality of products have higher requirements, so that the updating of various products is promoted, and raw materials are an important link in the production process of the products. On the premise of ensuring the product quality, various parameters of the raw materials are necessarily adjusted, wherein the adjustment is particularly important in the aspect of the humidity of the raw materials.
For the pole piece, the pole piece is an important component of the lithium ion battery and plays a key role in various performances of the battery, the quality of the battery pole piece directly determines the quality of the battery, and the moisture control is important in the manufacturing process of the lithium ion battery, so that raw materials need to be baked, the pole piece needs to be baked, and the battery core before liquid injection is baked, so that the moisture content does not exceed a control value. At present, various manufacturers of high-power lithium batteries put higher demands on the humidity of materials of electrodes in order to improve the energy density of the batteries. Therefore, the invention provides vertical coil material baking equipment which can provide pole pieces with lower humidity for various lithium battery manufacturers, thereby ensuring the production source of lithium batteries and reducing water and other impurities in the lithium batteries.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides vertical coil stock baking equipment, which can achieve the aim of reducing the moisture content in a pole piece to the maximum extent, thereby ensuring the production source of a lithium battery and reducing the moisture and other impurities in the lithium battery.
(II) technical scheme
In order to realize the technical problem, the invention provides the following technical scheme: the utility model provides a vertical coil stock toasts equipment, includes unreeling part, one-level oven part, traction part, second grade oven part, rolling part, the right side of unreeling part and the left side fixed connection of one-level oven part, unreel part right side discharge end and the left inlet port of one-level oven part and be in same water flat line, second grade oven part is located the right side of one-level oven part, traction part is located the intermediate position of relative one side between one-level oven part and the second grade oven part, traction part's both sides respectively with the fixed intercommunication of the outlet port of one-level oven part and the inlet port of second grade oven part, the rolling part is located the right side of second grade oven part, and the left side of rolling part and the right side fixed connection of second grade oven part.
Further, the unreeling part comprises a rack, a first magnetic powder brake, an inflatable shaft, a first deviation correcting control system and a first tension control system, the left top of the rack is fixedly connected with the first magnetic powder brake through a support, the output end of the first magnetic powder brake is connected with one end of the inflatable shaft in a transmission mode, the other end of the inflatable shaft is rotatably connected with the left upper portion of the back face of the inner wall of the rack, the first deviation correcting control system is located below the bottom of the inflatable shaft, the first tension control system is fixedly connected with the right side of the rack through the support, and the first tension control system is located on the right side of the inflatable shaft.
Further, traction part includes rack, floating roller, power roller and driven voller, the both ends of power roller rotate with the intermediate position of the inside both sides of rack respectively and are connected, the power roller is provided power by driving motor, the both ends of floating roller rotate with the both sides of rack respectively and are connected, the top of floating roller is located the left side below of power roller bottom, the both ends of driven voller rotate with the both sides of rack respectively and are connected, the driven voller is located the top at power roller top.
Furthermore, the winding part comprises a machine tool, a speed reducing motor, a second magnetic powder clutch, an air expansion shaft, a second deviation rectification control system and a second tension control system, the right side of the top of the machine tool is fixedly connected with the bottom of the speed reducing motor through a support, the output end of the speed reducing motor is in transmission connection with the input end of the second magnetic powder clutch, the output end of the second magnetic powder clutch is in transmission connection with one end of the air expansion shaft, the other end of the air expansion shaft is in rotation connection with the upper portion of the right side of the machine tool, the second deviation rectification control system is located below the bottom of the air expansion shaft, and the second tension control system is located on the machine tool.
Furthermore, the first deviation rectifying control system is composed of a rod support, a buffer rod, a buffer spring block, a deviation rectifying mechanism main body, a spring block groove, a connecting member and a friction roller, and the first deviation rectifying control system and the second deviation rectifying control system are in the same structure.
Furthermore, the first tension control system is composed of a swing cylinder, a rotating shaft, a potential sensor, a tension sensor, an electric proportional valve, a traction servo motor and a controller, and the first tension control system and the second tension control system are in the same structure.
(III) advantageous effects
The invention provides vertical coil stock baking equipment which has the following beneficial effects:
1. compared with the original whole-roll baking mode, the baking equipment provided by the invention has the advantages that the production efficiency is remarkably improved, the whole-roll pole piece is uncoiled and is baked along the roller in a crossed walking mode, the product quality is improved, the energy consumption loss is greatly reduced, the structure is simple, the operation is stable, the humidity component contained in the pole piece can be reduced to the maximum extent, the production source of the lithium battery is ensured, and the moisture and other impurities in the lithium battery are reduced.
2. The invention adopts the sectional heating mode of the first-stage oven and the second-stage oven, each section of heating respectively adopts different heating modes, the first section adopts steam heating, thereby preventing alcohol in the pole piece from volatilizing and then burning, and ensuring safe production; the second section adopts the carbon element far infrared heating pipe, cooperates the traction mode of cylinder in the servo motor drive stove simultaneously, can reduce the transmission resistance of pole piece in the oven, makes the more steady of pole piece operation to this toasts the quality to the pole piece has been guaranteed.
3. According to the invention, the intermediate traction mechanism is additionally arranged between the primary oven and the secondary oven, so that the deformation of the material caused by traction winding or over-long traction can be prevented, meanwhile, the unwinding part adopts the first magnetic powder brake to control the discharging, the tension sensor feeds back the tension, the material is ensured to be conveyed under the same tension, and the material is ensured to be discharged under the same horizontal line by matching with the use of the deviation correcting mechanism.
4. The winding part adopts the speed reducing motor to be matched with the second magnetic powder clutch to control material collection, the tension sensor feeds back the tension, the material is ensured to be wound under the same tension, and the leveling of the wound material surface is ensured by being matched with the synchronous operation of a set of deviation rectifying mechanism.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic view of the backside of the inventive structure;
fig. 3 is a top view of the structure of the present invention.
In the figure: 1. an unwinding part; 2. a primary oven section; 3. a traction portion; 4. a secondary oven section; 5. a winding part; 11. a frame; 12. a first magnetic powder brake; 13. an inflatable shaft; 14. a first deviation rectification control system; 15. a first tension control system; 31. a cabinet; 32. a floating roll; 33. a power roller; 34. a driven roller; 51. a machine tool; 52. a reduction motor; 53. a second magnetic powder clutch; 54. an air expansion shaft; 55. a second deviation rectification control system; 56. a second tension control system.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a vertical coil baking device comprises an unreeling part 1, a first-
The unreeling part 1 comprises a rack 11, a first magnetic powder brake 12, an air inflation shaft 13, a first deviation correcting control system 14 and a first tension control system 15, wherein the top of the left side of the rack 11 is fixedly connected with the first magnetic powder brake 12 through a bracket, the output end of the first magnetic powder brake 12 is in transmission connection with one end of the air inflation shaft 13, the other end of the air inflation shaft 13 is rotatably connected with the upper part of the left side of the back surface of the inner wall of the rack 11, the first deviation correcting control system 14 is positioned below the bottom of the air inflation shaft 13, the first tension control system 15 is fixedly connected with the right side of the rack 11 through a bracket, and the first tension control system 15 is positioned at the right side of the inflatable shaft 13, the unwinding part adopts a first magnetic powder brake to control unwinding, a tension sensor feeds back the tension, the materials are ensured to be conveyed under the same tension, and the materials are discharged under the same horizontal line by matching with a deviation rectifying mechanism.
The traction part 3 comprises a cabinet 31, a floating roller 32, a power roller 33 and a driven roller 34, wherein two ends of the power roller 33 are respectively connected with the middle positions of two sides in the cabinet 31 in a rotating manner, the power roller 33 is powered by a driving motor, two ends of the floating roller 32 are respectively connected with two sides of the cabinet 31 in a rotating manner, the top of the floating roller 32 is positioned at the left lower part of the bottom of the power roller 33, two ends of the driven roller 34 are respectively connected with two sides of the cabinet 31 in a rotating manner, and the driven roller 34 is positioned above the top of the power roller 33.
The winding part 5 comprises a machine tool 51, a speed reducing motor 52, a second magnetic powder clutch 53, an air expansion shaft 54, a second deviation rectification control system 55 and a second tension control system 56, wherein the right side of the top of the machine tool 51 is fixedly connected with the bottom of the speed reducing motor 52 through a bracket, the output end of the speed reducing motor 52 is in transmission connection with the input end of the second magnetic powder clutch 53, the output end of the second magnetic powder clutch 53 is in transmission connection with one end of the air expansion shaft 54, the other end of the air expansion shaft 54 is in rotation connection with the upper part of the right side of the machine tool 51, the second deviation rectification control system 55 is positioned below the bottom of the air expansion shaft 54, the second tension control system 56 is positioned on the machine tool 51, the invention adopts the speed reducing motor to cooperate with the second magnetic powder clutch to control material collection through the winding part, a tension sensor feeds back tension to ensure that the materials are rectified to keep the, the parallel and level of the winding material surface is ensured.
The first deviation rectifying control system 14 is composed of a rod support, a buffer rod, a buffer elastic block, a deviation rectifying mechanism main body, an elastic block groove, a connecting component and a friction roller, the first deviation rectifying control system 14 and the second deviation rectifying control system 55 are of the same structure, the friction roller is in contact with a coiled material surface during operation, when the coiled material deviates, the stress of the friction roller in contact with the deviated coiled material changes, the relative gravity center of the deviation rectifying mechanism main body deviates along with the deviation direction of the coiled material, so that the friction force received by the friction roller in contact with the deviated coiled material is increased, the friction roller drives the deviation rectifying mechanism main body to swing towards the running direction of the conveying belt, and the coiled material is driven to return to a middle running route.
The first tension control system 15 is composed of a swing cylinder body, a rotating shaft, a potential sensor, a tension sensor, an electric proportional valve, a traction servo motor and a controller, the first tension control system 15 and the second tension control system 56 are in the same structure, the rotating shaft is connected with a swing roller through a swing rod, the swing roller and the swing rod rotate around the rotating shaft, a telescopic rod of the swing cylinder body is connected with the swing rod, the telescopic rod can drive the swing rod to swing in a reciprocating mode for setting an angle, the potential sensor can detect the swing angle of the swing roller and obtain the swing angle of the swing roller in real time, the tension sensor can detect the tension of a coiled material and obtain the tension of the coiled material in real time, the electric proportional valve is connected with the swing cylinder body and can control the telescopic rod of the swing cylinder body to stretch, the traction servo motor is connected with the traction roller to provide, the controller is all connected with potentiometric sensor, tension sensor, electric proportional valve and traction servo motor, and the controller can be PLC, and control is convenient, and response speed is fast, and the swing angle that potentiometric sensor detected, the tension size that tension sensor detected transmit to the controller, and the controller can control the telescopic link that electric proportional valve drive swing cylinder body stretch and traction servo motor rotates.
The working principle is as follows: in the using process, firstly, a pole piece coiled material is arranged on an inflatable shaft 13 on an unreeling part 1, then all groups of equipment are started, the unreeling part 1 operates to drive the pole piece to unreel towards the right side, the same tension transmission of the material is ensured by matching with the correction trend of a first deviation correction control system 14 and the tension adjustment function of a first tension control system 15, the same horizontal line discharging of the material is ensured by matching with the use of a deviation correction mechanism, then, different heating modes are respectively adopted for each section of heating through sectional heating modes of a first-stage
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
The invention has the beneficial effects that: the invention adopts the sectional heating mode of the first-stage oven and the second-stage oven, each section of heating respectively adopts different heating modes, the first section adopts steam heating, thereby preventing alcohol in the pole piece from volatilizing and then burning, and ensuring safe production; the second section adopts a carbon far infrared heating pipe, and simultaneously is matched with a traction mode of a roller in a servo motor driven furnace, so that the transmission resistance of the pole piece in the baking furnace can be reduced, the operation of the pole piece is more stable, and the baking quality of the pole piece is ensured.
According to the invention, a set of intermediate traction mechanism is additionally arranged between the first-stage oven and the second-stage oven, so that the deformation of materials caused by traction winding or over-long traction can be prevented, meanwhile, the unwinding part adopts a first magnetic powder brake to control discharging, the tension sensor feeds back the tension to ensure that the materials are conveyed at the same tension, and the deviation rectification mechanism is matched to ensure that the materials are discharged at the same horizontal line.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
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