Edge wheel mechanism, belt conveying device and coating equipment

Abstract

The utility model discloses a side wheel mechanism, a belt conveying device and coating equipment, the side wheel mechanism is applied to conveying of pole pieces, and the side wheel mechanism comprises a fixing assembly, a first wheel set and a second wheel set; a driving part is arranged on the fixing assembly, the first wheel set comprises a first mounting seat arranged on the fixing assembly and a first edge wheel arranged on the first mounting seat, and the second wheel set comprises a second mounting seat in transmission connection with the output end of the driving part and a second edge wheel fixedly arranged on the second mounting seat; the first edge wheel and the second edge wheel are distributed up and down to form a tape walking gap, the pole piece is suitable for being arranged in the tape walking gap in a penetrating mode, the first edge wheel and the second edge wheel limit the upper side and the lower side of the pole piece respectively so as to guarantee stable operation of the pole piece, the second installation base is driven by the driving piece to move in the vertical direction, and therefore the vertical distance of the tape walking gap is adjusted. Therefore, stable conveying of the pole pieces is guaranteed, and deviation or shaking of the pole pieces in the conveying process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery coating equipment, in particular to a side wheel mechanism, a belt transport device and coating equipment. Background Art

[0002] In the current lithium battery industry battery production process, coating is an extremely important process in the front-end process. The quality of coating is directly related to the quality and life of lithium-ion batteries. The pole piece is an important component of the lithium battery. It is the positive and negative electrode of the lithium battery. Usually, the upper and lower surfaces of the pole piece are coated with slurry.

[0003] When conveying the coated electrode, an air flotation roller is used for conveying. The air flotation roller is a non-contact roller with air outlet holes on the outer periphery of the roller body. The airflow blows up the electrode from the air outlet holes, and the air flotation force formed by the airflow lifts up the electrode. When the electrode moves under the traction force, it will balance the blowing force of the airflow, realizing the non-contact movement of the electrode suspension.

[0004] The air floating roller assembly in the prior art is usually composed of multiple rollers in parallel. The gas blown out from the surface of the roller supports the pole piece to move along the belt. The pole piece is prone to shaking or shifting during the movement, which can easily cause scratches on the pole piece and affect the quality of the battery. Utility Model Content

[0005] Therefore, the purpose of the utility model is to provide a side wheel mechanism, a belt conveyor and a coating device to solve the shaking or deviation caused by unstable airflow during the belt conveyor of the pole piece in the prior art, thereby improving the quality of battery production.

[0006] In order to solve the above technical problems, the technical solution of the utility model is as follows:

[0007] A side wheel mechanism, used for conveying pole pieces, comprises: a fixing assembly, a first wheel group and a second wheel group; the fixing assembly is provided with a driving member; the first wheel group comprises a first mounting seat provided on the fixing assembly, and a first side wheel fixedly provided on the first mounting seat; the second wheel group comprises a second mounting seat transmission-connected to the output end of the driving member, and a second side wheel fixedly provided on the second mounting seat; the first side wheel and the second side wheel are distributed up and down, a tape gap is provided between the first side wheel and the second side wheel so as to be suitable for conveying the pole piece, and the driving member is suitable for driving the second mounting seat to move in a vertical direction so as to adjust the upper and lower spacing of the tape gap.

[0008] According to the first aspect of the embodiment of the utility model, the fixing assembly includes: a fixing seat, a base and a pressure plate; the fixing seat is provided with a first groove from the top downward; the base is arranged in the fixing seat, and the outer periphery of the base is provided with a step surface, and the first mounting seat and the driving member are both fixedly mounted on the base; the pressure plate cover is arranged on the fixing seat, the pressure plate is provided with a through hole, the top of the base is passed through the through hole, and the lower end surface of the pressure plate abuts against the step surface to be suitable for fixing the base on the fixing seat.

[0009] According to the first aspect of the present utility model, the upper end surface of the pressure plate is marked with scales, the upper end side wall of the base extending out of the pressure plate is marked with indicator marks, and the base is suitable for rotating in the first groove.

[0010] According to the first aspect of the embodiment of the utility model, the fixing assembly also includes a first locking member, which includes a telescopic member inserted through the fixing seat and a rotating member arranged at one end of the telescopic member, and the rotating member rotates to drive the telescopic member to extend and retract, so that the other end of the telescopic member can abut against the base.

[0011] According to a first aspect of the present invention, both the first side wheel and the second side wheel are circular rollers.

[0012] According to an embodiment of the first aspect of the utility model, a second groove suitable for cooperating with the pole piece is provided on the outer periphery of the first side wheel, and the second side wheel is a circular roller.

[0013] The utility model also proposes a belt conveying device, which is used for electrode coating belt conveying, including: a support plate and an edge wheel mechanism; at least two edge wheel mechanisms are provided, and the two edge wheel mechanisms are respectively arranged at both ends of the support plate to be suitable for conveying the electrode.

[0014] According to the second aspect of the embodiment of the utility model, the support plate is provided with a third groove from the top downward, the length direction of the third groove is consistent with the length direction of the support plate, the fixing component is slidably disposed in the third groove, and the fixing component can slide along the length direction of the third groove.

[0015] According to a second aspect of the present invention, the tape walker further comprises a second locking member, which is disposed on the fixing assembly and is suitable for fixing the fixing assembly to the support plate.

[0016] The utility model also provides a coating device, comprising the edge wheel mechanism and / or the belt walking device.

[0017] The technical solution of this utility model has the following advantages:

[0018] 1. The utility model provides a side wheel mechanism, a driving member is provided on a fixed component, a first wheel group includes a first mounting seat arranged on the fixed component and a first side wheel arranged on the first mounting seat, the second wheel group includes a second mounting seat transmission connected to the output end of the driving member, and a second side wheel fixedly arranged on the second mounting seat; the first side wheel and the second side wheel are distributed up and down to form a tape running gap, and the pole piece is suitable for being inserted between the tape running gaps, the first side wheel and the second side wheel respectively limit the upper and lower sides of the pole piece to ensure the smooth operation of the pole piece, and the second mounting seat is driven by the driving member to move in the vertical direction, so as to adjust the upper and lower spacing of the tape running gap to adapt to the thickness of the pole piece, thereby ensuring the smooth transportation of the pole piece and avoiding displacement or shaking during the transportation of the pole piece.

[0019] 2. The tape transport device provided by the utility model has two side wheel mechanisms arranged at both ends of the bracket, thereby realizing stable transportation of the pole piece, avoiding shaking or deviation of the pole piece during tape transport, and improving the quality of the pole piece. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a structural schematic diagram of the side wheel structure provided in the embodiment of the first aspect of the utility model;

[0022] Figure 2 A cross-sectional view of the side wheel structure provided in the embodiment of the first aspect of the utility model;

[0023] Figure 3 It is a partial structural schematic diagram of the tape transport device provided in the embodiment of the second aspect of the utility model.

[0024] Explanation of the accompanying drawings: 1. fixing assembly; 2. first wheel group; 3. second wheel group; 4. driving member; 5. first locking member; 6. second locking member; 7. support plate; 11. fixing seat; 12. base; 13. pressure plate; 111. first groove; 21. first mounting seat; 22. first side wheel; 221. second groove; 31. second mounting seat; 32. second side wheel; 51. telescopic member; 52. rotating member; 71. third groove. DETAILED DESCRIPTION

[0025] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0029] Reference Figure 1 and Figure 2 As shown, the utility model proposes a side wheel mechanism, which is used for conveying pole pieces, comprising: a fixed component 1, a first wheel group 2 and a second wheel group 3; a driving member 4 is provided on the fixed component 1; the first wheel group 2 comprises a first mounting seat 21 arranged on the fixed component 1, and a first side wheel 22 fixedly arranged on the first mounting seat 21; the second wheel group 3 comprises a second mounting seat 31 drivingly connected to the output end of the driving member 4, and a second side wheel 32 fixedly arranged on the second mounting seat 31; the first side wheel 22 and the second side wheel 32 are distributed up and down, and a tape running gap is provided between the first side wheel 22 and the second side wheel 32 so as to be suitable for conveying the pole pieces, and the driving member 4 is suitable for driving the second mounting seat 31 to move in the vertical direction so as to adjust the upper and lower spacing of the tape running gap.

[0030] Specifically, a driving member 4 is provided on the fixed component 1, the first wheel group 2 includes a first mounting seat 21 provided on the fixed component 1 and a first side wheel 22 provided on the first mounting seat 21, the second wheel group 3 includes a second mounting seat 31 transmission-connected to the output end of the driving member 4, and a second side wheel 32 fixed on the second mounting seat 31; the first side wheel 22 and the second side wheel 32 are distributed up and down to form a tape running gap, and the pole piece is suitable for being inserted between the tape running gaps. The first side wheel 22 and the second side wheel 32 respectively limit the upper and lower sides of the pole piece to ensure the smooth operation of the pole piece, and the second mounting seat 31 is driven to move in the vertical direction by the driving member 4, so as to adjust the upper and lower spacing of the tape running gap to adapt to the thickness of the pole piece, thereby ensuring the smooth transportation of the pole piece and avoiding displacement or shaking during the transportation of the pole piece.

[0031] It is understandable that when the first side wheel 22 and the second side wheel 32 need to be cleaned, the second side wheel 32 can be lowered and raised by the driving member 4, thereby improving the cleaning efficiency.

[0032] Reference Figure 2 As shown, in the first embodiment of the utility model, the fixing assembly 1 includes: a fixing seat 11, a base 12 and a pressure plate 13; the fixing seat 11 is provided with a first groove 111 from the top downward; the base 12 is arranged in the fixing seat 11, and the outer periphery of the base 12 is provided with a step surface, and the first mounting seat 21 and the driving member 4 are both fixedly installed on the base 12; the pressure plate 13 is covered on the fixing seat 11, and the pressure plate 13 is provided with a through hole, and the top of the base 12 is penetrated by the through hole, and the lower end surface of the pressure plate 13 abuts against the step surface so as to be suitable for fixing the base 12 on the fixing seat 11.

[0033] Specifically, the fixing assembly 1 provides a mounting base for the first wheel set 2 and the second wheel set 3, the first groove 111 is a circular groove, the base 12 is cylindrical, a through hole is provided in the pressing plate 13, the through hole is circular, and the diameter of the through hole is larger than the diameter of the top of the cylinder, and a step surface is provided at the bottom of the base 12, and the height of the step is consistent with the groove depth of the first groove 111, so that when the pressing plate 13 is covered on the fixing seat 11, the lower end surface of the pressing plate 13 abuts against the step surface of the base 12, thereby fixing the base 12 in the first groove 111. Multiple threaded holes are evenly provided on the pressing plate 13, and the pressing plate 13 is fixed to the fixing seat 11 by screws.

[0034] In the first embodiment of the utility model, the upper end surface of the pressing plate 13 is marked with scales, the upper end side wall of the base 12 extending out of the pressing plate 13 is marked with indication marks, and the base 12 is suitable for rotating in the first groove 111 .

[0035] Specifically, in order to achieve smooth transportation of the electrode and ensure the accuracy of the transportation direction of the electrode, the base 12 can rotate in the first groove 111, a scale is set on the upper end surface of the pressure plate 13, and an indicator mark is provided on the upper side wall of the pressure plate 13 extending from the base 12, such as an inverted triangle or an arrow pointer. When fine-tuning is required, the base 12 is rotated so that the indicator corresponds to the scale, thereby displaying the adjustment schedule and achieving precise adjustment.

[0036] In the first embodiment of the utility model, the fixing assembly 1 also includes a first locking member 5, which includes a telescopic member 51 passed through the fixing seat 11 and a rotating member 52 arranged at one end of the telescopic member 51, and the rotating member 52 rotates to drive the telescopic member 51 to extend and retract, so that the other end of the telescopic member 51 can abut against the base 12.

[0037] Specifically, the first locking member 5 is suitable for fixing the base 12 after the base 12 is adjusted to prevent the base 12 from deflecting and affecting the stability of the pole piece conveying. The first locking member 5 includes a telescopic member 51 inserted into the fixed seat 11, and a rotating member 52 provided at one end of the telescopic member 51. By rotating the rotating member 52, the telescopic member 51 can be extended and shortened. When the telescopic member 51 is shortened, the base 12 can rotate in the first groove 111. When the telescopic member 51 is extended to the other end thereof abutting against the base 12, the base 12 is fixed in the first groove 111.

[0038] In the first embodiment of the present invention, the first side wheel 22 and the second side wheel 32 are both circular rollers.

[0039] Specifically, the first side wheel 22 and the second side wheel 32 are circular rollers to reduce friction resistance, and the first side wheel 22 and the second side wheel 32 are made of elastic materials, such as silicone or rubber.

[0040] Reference Figure 1 As shown, in the first embodiment of the utility model, the outer periphery of the first side wheel 22 is provided with a second groove 221 suitable for cooperating with the pole piece, and the second side wheel 32 is a circular roller.

[0041] Specifically, a second groove 221 suitable for cooperating with the pole piece is provided on the outer periphery of the first side wheel 22, the second groove 221 is an annular groove, the second side wheel 32 is a circular roller, the groove bottom of the second groove 221 and the outer circle of the second side wheel 32 form a running gap, and the annular groove limits the left and right sides of the pole piece to ensure the smooth operation of the pole piece.

[0042] Reference Figure 3 As shown, the utility model also proposes a belt conveyor, which is used for electrode coating belt conveyor, including: a support plate 7 and an edge wheel mechanism; at least two edge wheel mechanisms are provided, and the two edge wheel mechanisms are respectively arranged at both ends of the support plate 7, so as to be suitable for conveying the electrode.

[0043] Specifically, two side wheel mechanisms are arranged at both ends of the bracket, so as to realize stable transportation of the pole piece, avoid shaking or deviation of the pole piece during the conveying process, and improve the quality of the pole piece.

[0044] It can be understood that a plurality of side wheel mechanisms can be provided and evenly spaced along the length direction of the support plate 7, so as to improve the stability of the pole piece running.

[0045] In the second embodiment of the utility model, the support plate 7 is provided with a third groove 71 from the top downward, the length direction of the third groove 71 is consistent with the length direction of the support plate 7, the fixing component 1 is slidably disposed in the third groove 71, and the fixing component 1 can slide along the length direction of the third groove 71.

[0046] Specifically, a third groove 71 is provided on the support plate 7, and the fixing assembly 1 slides in the third groove 71 along the length direction thereof, thereby improving the flexibility of the tape transport device and ensuring the stability of the pole piece tape transport.

[0047] In the second embodiment of the utility model, the tape walker further comprises a second locking member 6 , which is disposed on the fixing assembly 1 , and is suitable for fixing the fixing assembly 1 to the support plate 7 .

[0048] Specifically, the fixing assembly 1 and the support plate 7 are fixedly connected by the second locking member 6, thereby ensuring the stability of the pole piece running.

[0049] The utility model also provides a coating device, which comprises a side wheel mechanism and / or a belt transport device.

[0050] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention of the utility model.

Claims

1. A side wheel mechanism, used for conveying pole pieces, characterized in that: include: A fixing assembly (1), wherein a driving member (4) is provided on the fixing assembly (1); A first wheel assembly (2) comprising a first mounting seat (21) arranged on the fixing assembly (1), and a first side wheel (22) fixedly arranged on the first mounting seat (21); A second wheel assembly (3) comprising a second mounting seat (31) drivingly connected to the output end of the driving member (4), and a second side wheel (32) fixedly mounted on the second mounting seat (31); The first side wheel (22) and the second side wheel (32) are distributed up and down, and a tape running gap is provided between the first side wheel (22) and the second side wheel (32) so as to be suitable for conveying the pole piece, and the driving member (4) is suitable for driving the second mounting seat (31) to move in a vertical direction so as to adjust the upper and lower spacing of the tape running gap.

2. The side wheel mechanism according to claim 1, characterized in that: The fixing assembly (1) comprises: A fixing seat (11), wherein the fixing seat (11) is provided with a first groove (111) extending downward from the top; A base (12) is arranged inside the fixing base (11), the outer periphery of the base (12) is provided with a stepped surface, and the first mounting base (21) and the driving member (4) are both fixedly mounted on the base (12); A pressure plate (13) is covered on the fixing seat (11), the pressure plate (13) is provided with a through hole, the top of the base (12) is passed through the through hole, and the lower end surface of the pressure plate (13) abuts against the step surface to be suitable for fixing the base (12) on the fixing seat (11).

3. The side wheel mechanism according to claim 2, characterized in that: The upper end surface of the pressing plate (13) is marked with scales, the upper end side wall of the base (12) extending out of the pressing plate (13) is marked with indication marks, and the base (12) is suitable for rotating in the first groove (111).

4. The side wheel mechanism according to claim 3, characterized in that: The fixing assembly (1) further comprises a first locking member (5), the first locking member (5) comprising a telescopic member (51) inserted into the fixing seat (11) and a rotating member (52) arranged at one end of the telescopic member (51), the rotating member (52) rotating to drive the telescopic member (51) to extend and retract, so that the other end of the telescopic member (51) can abut against the base (12).

5. The side wheel mechanism according to any one of claims 1 to 4, characterized in that: The first side wheel (22) and the second side wheel (32) are both circular rollers.

6. The side wheel mechanism according to any one of claims 1 to 4, characterized in that: The outer periphery of the first side wheel (22) is provided with a second groove (221) suitable for cooperating with the pole piece, and the second side wheel (32) is a circular roller.

7. A tape conveyor, used for electrode coating tape conveyor, characterized in that: include Support plate (7); The side wheel mechanism described in any one of claims 1 to 6, wherein at least two side wheel mechanisms are provided, and the two side wheel mechanisms are respectively arranged at both ends of the support plate (7) to be suitable for conveying the pole piece.

8. The tape transport device according to claim 7, characterized in that: The support plate (7) is provided with a third groove (71) from the top downwards, the length direction of the third groove (71) is consistent with the length direction of the support plate (7), the fixing component (1) is slidably arranged in the third groove (71), and the fixing component (1) can slide along the length direction of the third groove (71).

9. The tape transport device according to claim 7, characterized in that: It also comprises a second locking member (6), wherein the second locking member (6) is arranged on the fixing assembly (1), and the second locking member (6) is suitable for fixing the fixing assembly (1) and the support plate (7) in fixed connection.

10. A coating device, characterized in that: It comprises the side wheel mechanism of any one of claims 1 to 6 and / or the tape transport device of any one of claims 7 to 9.

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