Climbing mechanism of lithium battery coating machine and coating equipment

Abstract

According to the climbing mechanism of the lithium battery coating machine and the coating equipment disclosed by the utility model, pole pieces are conveyed through a conveying belt, so that the stress area of the pole pieces can be increased, and the pressure on tabs can be effectively reduced, thereby preventing the tabs from generating wrinkles and dark marks. And the driving roller is driven to rotate through the driving part, the driving roller drives the conveying belt to move, the conveying belt drives the first driven roller and the second driven roller to rotate, the pole pieces are conveyed on the conveying belt, only the driving part needs to be arranged on the driving roller in the whole conveying process, and the driving cost is reduced. In addition, the conveying belt can replace the effect of an existing climbing belt penetrating mechanism, and cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of lithium battery pole piece coating, specifically relates to a lithium battery coating machine climbing mechanism and coating equipment. BACKGROUND

[0002] In the lithium battery coating machine, in order to provide production efficiency, generally set up as double layer, need to set up climbing mechanism between B face coating and two layer oven, in the prior art, the climbing mechanism is transported by climbing roller, and the pole piece runs above the roller, the pole lug wind load, thermal stress and gravity effect will shrink in the pole piece production process, and the shrunk pole lug will be extruded every time passing a climbing roller, thus being easy to produce creases even wrinkles, and the climbing mechanism of the prior art needs to set up a certain number of climbing rollers, and correspondingly, the corresponding driving mechanism needs to be set up for each climbing roller, and the cost is higher. UTILITY MODEL CONTENTS

[0003] In order to overcome the defects of the prior art, the utility model provides a lithium battery coating machine climbing mechanism and coating equipment, which can solve the problems of the existing climbing mechanism that causes the pole lug to produce creases and wrinkles, and high manufacturing cost of the climbing mechanism.

[0004] The utility model solves the technical scheme that the technical scheme adopted by the utility model is as follows: on the one hand, a lithium battery coating machine climbing mechanism is provided, which comprises:

[0005] The support comprises two oppositely arranged side plates;

[0006] The driving roller assembly comprises a driving roller and a driving driving part, both ends of the driving roller are rotatably connected with the two side plates respectively, and the driving driving part is used for driving the driving roller to rotate;

[0007] The first passive roller is rotatably connected with the two side plates at both ends respectively;

[0008] A plurality of second passive rollers are arranged between the driving roller and the first passive roller, and both ends of the second passive roller are connected with the two side plates respectively;

[0009] The transmission belt is connected with the driving roller, the first passive roller and the second passive roller.

[0010] As a further improvement of the above technical scheme, the driving roller and the first passive roller are each sleeved with two retaining rings, the input end of the transmission belt is limited between the two retaining rings on the driving roller, and the output end of the transmission belt is limited between the two retaining rings on the first passive roller.

[0011] As a further improvement of the above technical solution, the surface of the driving roller and the first passive roller is provided with an abrasive layer.

[0012] As a further improvement of the above technical solution, the second passive roller comprises a fixed rod and a roller, two ends of the fixed rod are fixedly connected with two side plates respectively, and the roller is rotationally connected with the fixed rod.

[0013] As a further improvement of the above technical solution, it further comprises a tension adjusting roller assembly, which comprises a tension roller and two tension adjusting members, the tension roller is connected with the transmission belt, the end of the tension roller is connected with the side plate through the tension adjusting member, and the tension adjusting member is used to control the lifting of the tension roller to adjust the tension of the transmission belt.

[0014] As a further improvement of the above technical solution, it further comprises a cleaning roller, two ends of the cleaning roller are connected with two side plates respectively, and the cleaning roller is located below the transmission belt.

[0015] As a further improvement of the above technical solution, the support further comprises a plurality of support bars, two ends of each support bar are connected with two side plates respectively, two of the support bars are located at the input end and the output end of the transmission belt respectively, and the other support bars are inserted between the second passive rollers.

[0016] As a further improvement of the above technical solution, the driving member comprises a driving motor, the driving motor is installed on the outside of one of the side plates, the side plate on which the driving motor is installed is provided with a through hole, one end of the driving roller is arranged in the through hole and connected with the rotating shaft of the driving motor.

[0017] As a further improvement of the above technical solution, the support further comprises two first support bars and two second support bars, the two first support bars are located at the output end of the transmission belt, the two second support bars are located at the middle of the transmission belt, and the length of the first support bar is greater than that of the second support bar.

[0018] On the other hand, a lithium battery coating equipment is provided, which comprises a two-layer oven and the aforementioned lithium battery coating machine climbing mechanism, and the two-layer oven is located at the output end of the transmission belt.

[0019] The beneficial effects of this invention are as follows: The inclined mechanism of this lithium battery coating machine transports the electrode sheets via a conveyor belt, which increases the force-bearing area of ​​the electrode sheets and effectively reduces the pressure on the electrode tabs, thereby preventing wrinkles and dark marks from forming on the tabs. Furthermore, the active drive unit drives the active roller to rotate, which in turn moves the conveyor belt. The conveyor belt then drives the first and second passive rollers to rotate, realizing the transport of the electrode sheets on the conveyor belt. The entire transport process only requires a drive unit on the active roller, reducing drive costs. In addition, the conveyor belt can replace the function of the existing inclined belt-threading mechanism, saving costs. Attached Figure Description

[0020] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0021] Figure 1 This is a schematic diagram of the climbing mechanism of the lithium battery coating machine provided in a preferred embodiment of the present invention;

[0022] Figure 2 This is a schematic diagram of the structure of the inclined mechanism of the lithium battery coating machine after removing the belt, provided in a preferred embodiment of the present invention.

[0023] Figure 3 This is a schematic diagram of the tension adjusting roller assembly of the climbing mechanism of the lithium battery coating machine provided in a preferred embodiment of the present invention.

[0024] Reference numerals: 1. Support frame; 2. Active roller assembly; 3. First passive roller; 4. Second passive roller; 5. Conveyor belt; 6. Tension adjusting roller assembly; 7. Cleaning roller.

[0025] 11. Side plate; 12. Support bar; 13. First support rod; 14. Second support rod; 21. Drive roller; 22. Drive component; 41. Fixed rod; 42. Roller; 61. Tension roller; 62. Tension adjusting component; 71. Connecting rod; 72. Brush cylinder; 81. First belt threading component; 82. Second belt threading component.

[0026] 111, through hole; 211, retaining ring; 221, drive motor. Detailed Implementation

[0027] The utility model discloses a concept, specific structure and the technical effect produced of the utility model will be clearly and completely described below in combination with the embodiment and the drawing, to fully understand the purpose, features and effects of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, and not all embodiments, based on the embodiment of the utility model, the other embodiments obtained by the person skilled in the art without paying creative labor, all belong to the protection scope of the utility model. In addition, all the connection / connection relations involved in the patent do not mean that the components are directly connected, but can be composed of a better connection structure by adding or reducing connection auxiliary parts according to the specific implementation situation, such as fixed connection / fixed installation, which can be selected according to the needs screw connection, bolt connection, pin connection, key connection, bonding, mortise and tenon connection, welding, riveting and the like, such as detachable connection, which can be selected according to the needs screw connection, bolt connection, threaded connection, buckle connection, mortise and tenon connection, magic tape connection and the like. The various technical features in the utility model creation can be interactively combined without mutual contradiction and conflict.

[0028] Please see Figure 1 The utility model discloses a lithium battery coating machine climbing mechanism, including support 1, driving roller subassembly 2, first passive roller 3, a plurality of second passive rollers 4, transmission belt 5, support 1 includes two opposite side plates 11, driving roller subassembly 2 includes driving roller 21 and driving member 22, and the both ends of driving roller 21 are rotatablely connected with two side plates 11 respectively, and driving member 22 is used for driving driving roller 21 to rotate, the both ends of first passive roller 3 are rotatablely connected with two side plates 11 respectively, a plurality of second passive rollers 4 are all located between driving roller 21 and first passive roller 3, and the both ends of second passive roller 4 are connected with two side plates 11 respectively, transmission belt 5 is connected with driving roller 21, first passive roller 3, second passive roller 4 all. The lithium battery coating machine climbing mechanism can increase the stress area of the pole piece by transmission belt 5 conveying pole piece, can effectively reduce the pressure that the pole lug bears, thereby preventing the pole lug from producing wrinkle, dark mark. And driving member 22 drives driving roller 21 to rotate, and driving roller 21 drives transmission belt 5 to move, and transmission belt 5 drives first passive roller 3 and second passive roller 4 to rotate, realizes the conveying of pole piece on transmission belt 5, and only needs to set driving member on driving roller 21 in the whole conveying process, reduces the drive cost. In addition, transmission belt 5 can replace the function of the existing climbing belt mechanism, and saves the cost.

[0029] The two stop rings 211 are sleeved on the driving roller 21 and the first driven roller 3, the input end of the transmission belt 5 is limited between the two stop rings 211 on the driving roller 21, and the output end of the transmission belt 5 is limited between the two stop rings 211 on the first driven roller 3. The stop rings 211 are used to prevent the transmission belt 5 from moving in the axial direction of the driving roller 21 and the axial direction of the first driven roller 3, so as to prevent the transmission belt 5 from being clamped between the end of the roller and the side plate 11 and causing machine failure.

[0030] The surfaces of the driving roller 21 and the first driven roller 3 are provided with an abrasive layer, and the surfaces of the driving roller 21 and the first driven roller 3 are relatively rough, which can effectively prevent the transmission belt 5 from slipping and deviating, and further prevent the transmission belt 5 from moving to the end of the driving roller 21 and the first driven roller 3.

[0031] The second driven roller 4 comprises a fixed rod 41 and a roller 42, the two ends of the fixed rod 41 are fixedly connected with the two side plates 11 respectively, and the roller 42 is rotationally connected with the fixed rod 41. After the driving roller 21 drives the transmission belt 5 to move, the roller 42 rotates relative to the fixed rod 41 under the driving of the transmission belt 5, so as to realize the conveying of the pole piece by the transmission belt 5.

[0032] The lithium battery coating machine climbing mechanism further comprises a tension adjusting roller assembly 6, a cleaning roller 7, a first belt penetrating piece 81 and a second belt penetrating piece 82. The tension adjusting roller assembly 6 comprises a tensioning roller 61 and two tension adjusting pieces 62. The tensioning roller 61 is connected with the transmission belt 5, and the end of the tensioning roller 61 is connected with the side plate 11 through the tension adjusting piece 62. The tension adjusting piece 62 is used to control the lifting of the tensioning roller 61, so as to adjust the tension of the transmission belt 5. The transmission belt 5 is prone to wear and tear during use, and is prone to relaxation after long-term use. In this embodiment, the tensioning roller 61 is located below the transmission belt 5. By controlling the tensioning roller 61 to rise through the tension adjusting piece 62, the transmission belt 5 can be re-tensioned, so as to improve the efficiency of the transmission belt 5 in conveying the pole piece.

[0033] The two ends of the cleaning roller 7 are connected with the two side plates 11 respectively, and the cleaning roller 7 is located below the transmission belt 5. The cleaning roller 7 is used to clean the transmission belt 5 moving below, so as to prevent the dirt on the transmission belt 5 from polluting the pole piece. Specifically, the cleaning roller 7 comprises a connecting rod 71 and a brush cylinder 72. The two ends of the connecting rod 71 are fixedly connected with the two side plates 11 respectively, and the brush cylinder 72 is rotationally connected with the connecting rod 71. The transmission belt 5 drives the brush cylinder 72 to rotate, and the brush cylinder 72 cleans the transmission belt 5 during rotation.

[0034] The first belt penetrating piece 81 is located at the input end of the transmission belt 5, and the second belt penetrating piece 82 is located at the middle of the transmission belt 5. The first belt penetrating piece 81 is used to assist the user to convey the pole piece to the transmission belt 5, and the second belt penetrating piece 82 is used to assist the driving of the transmission belt 5.

[0035] The support 1 is further provided with a plurality of support bars 12, both ends of the support bars 12 are connected with the two side plates 11 respectively, wherein two support bars 12 are located at the input end and the output end of the transmission belt 5 respectively, and the other support bars 12 are inserted between the plurality of second passive rollers 4. The support bars 12 can support both ends and the middle part of the transmission belt 5, so as to prevent the transmission belt 5 from sinking under the action of gravity.

[0036] The driving member 22 comprises a driving motor 221, the driving motor 221 is installed on the outer side of one of the side plates 11, the side plate 11 on which the driving motor 221 is installed is provided with a through hole 111, and one end of the driving roller 21 is inserted into the through hole 111 and connected with the rotating shaft of the driving motor 221. The driving roller 21 is driven to rotate by the rotating shaft of the driving motor 221, so that the working efficiency is high, and the operation is reliable.

[0037] The support 1 further comprises two first support rods 13 and two second support rods 14, the two first support rods 13 are located at the output end of the transmission belt 5, the two second support rods 14 are located at the middle of the transmission belt 5, and the length of the first support rod 13 is greater than that of the second support rod 14, so that the transmission belt 5 has a slope and is inclined to the output end as a whole, and the pole piece can automatically sag from the input end to the output end of the transmission belt 5, which is beneficial to the stretching of the pole piece and prevents the pole piece from being wrinkled.

[0038] The utility model discloses preferred embodiment further provide a kind of lithium battery coating equipment, including two-layer oven and the lithium battery coating machine climbing mechanism of above-mentioned embodiment, two-layer oven is located at the output end of transmission belt 5, and transmission belt 5 is conveyed to pole piece and is dried twice in two-layer oven.The lithium battery coating equipment is conveyed pole piece to two-layer oven by transmission belt 5, can increase the stress area of pole piece, can effectively reduce the pressure suffered by pole piece, to prevent pole piece from being wrinkled, dark mark.Thereby driving driving roller 21 to rotate by driving member 22, driving roller 21 drives transmission belt 5 to move, and transmission belt 5 drives first passive roller 3 and second passive roller 4 to rotate, realizes the conveying of pole piece on transmission belt 5, and only needs to set driving member on driving roller 21 in entire conveying process, reduces driving cost.

[0039] The above is a specific description of the preferred embodiment of the utility model, but the utility model creation is not limited to the described embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the utility model. These equivalent modifications or substitutions are all included in the scope defined by the claims of the present application.

Claims

1. A lithium battery coater hill climbing mechanism characterized by, The application relates to a lithium battery coating machine climbing mechanism. The lithium battery coating machine climbing mechanism comprises a support, a driving roller assembly, a first driven roller, a plurality of second driven rollers and a transmission belt. The support comprises two oppositely arranged side plates. The driving roller assembly comprises a driving roller and a driving driving member. The two ends of the driving roller are rotatably connected with the two side plates respectively. The driving driving member is used for driving the driving roller to rotate.

2. The lithium battery coater hill climbing mechanism of claim 1, wherein: The two ends of the first driven roller are rotatably connected with the two side plates respectively.

3. The lithium battery coater hill climbing mechanism of claim 1, wherein: The plurality of second driven rollers are arranged between the driving roller and the first driven roller.

4. The lithium battery coater hill climbing mechanism of claim 1, wherein: The two ends of each of the second driven rollers are connected with the two side plates respectively.

5. The lithium battery coater hill climbing mechanism of claim 1, wherein: The transmission belt is connected with the driving roller, the first driven roller and the second driven rollers.

6. The lithium battery coater hill climbing mechanism of claim 1, wherein: The driving roller and the first driven roller are each sleeved with two retaining rings.

7. The lithium battery coater hill climbing mechanism of claim 1, wherein: The input end of the transmission belt is limited between the two retaining rings on the driving roller.

8. The lithium battery coater hill climbing mechanism of claim 1, wherein: The output end of the transmission belt is limited between the two retaining rings on the first driven roller.

9. The lithium battery coater hill climbing mechanism of claim 1, wherein: The surfaces of the driving roller and the first driven roller are each provided with an abrasive layer.

10. A lithium battery coating apparatus characterized by: The second driven roller comprises a fixed rod and a roller. The two ends of the fixed rod are fixedly connected with the two side plates respectively. The roller is rotatably connected with the fixed rod. The lithium battery coating machine climbing mechanism further comprises a tension adjusting roller assembly. The tension adjusting roller assembly comprises a tension roller and two tension adjusting members. The tension roller is connected with the transmission belt. The end of the tension roller is connected with the side plate through the tension adjusting members. The tension adjusting members are used for controlling the tension roller to ascend and descend, so as to adjust the tension of the transmission belt. The lithium battery coating machine climbing mechanism further comprises a cleaning roller. The two ends of the cleaning roller are connected with the two side plates respectively. The cleaning roller is arranged below the transmission belt. The support is further provided with a plurality of support strips. The two ends of each of the support strips are connected with the two side plates respectively. Two of the support strips are arranged at the input end and the output end of the transmission belt respectively. The driving driving member comprises a driving motor. The driving motor is installed on the outside of one of the side plates. The side plate, on which the driving motor is installed, is provided with a through hole. One end of the driving roller is arranged in the through hole and connected with the rotating shaft of the driving motor. The support further comprises two first support rods and two second support rods. Two of the first support rods are arranged at the output end of the transmission belt. Two of the second support rods are arranged at the middle of the transmission belt. The length of the first support rod is greater than that of the second support rod. The lithium battery coating machine climbing mechanism is arranged in a two-layer oven.

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