Cylindrical battery covering device

Abstract

The utility model discloses a cylindrical battery covering device, and belongs to the technical field of battery production devices. Comprising a rack, a heating mechanism and a conveying mechanism, a driving part is vertically arranged on the rack, the driving end of the driving part is connected with a fixing base, a cylindrical battery to be capped is installed on the fixing base, an O-shaped ring is connected to the cylindrical battery, and the conveying mechanism is located on one side of the rack and used for transferring a cover plate heated by the heating mechanism to the O-shaped ring. The heating mechanism is located on one side of the conveying mechanism and used for heating the cover plate, and the capping die head is fixed to the rack and corresponds to the cover plate to be assembled on the cylindrical battery in a matched mode. According to the invention, the heated cover plate and the current collector of the cylindrical battery are hot-pressed and riveted, so that the conditions that the cover plate and the current collector are easily damaged by brute force installation and the battery core leaks liquid due to the fact that the O-shaped ring is not assembled in place are avoided, the service life of the cylindrical battery is effectively prolonged, the safety performance of the cylindrical battery is effectively improved, and the cylindrical battery has the characteristics of simple structure and high assembly efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of battery production and processing devices, in particular to a cylindrical battery cover device. Background Art

[0002] At present, after the current collector of a cylindrical aluminum shell battery is welded, the cover plate is mostly installed on the current collector of the cylindrical battery by brute force to achieve the sealing effect of the cover plate assembly. However, installation by brute force can easily cause damage to the cover plate and the current collector, and may also cause collapse of the battery cell, which in turn causes the O-ring to be improperly assembled and cause leakage of the battery cell; moreover, since the size of the cylindrical battery cover is affected by the thickness of the aluminum shell, the height of the aluminum shell, the height of the battery cell material, and the consistency of the aluminum shell rolling groove, when inspecting the size of the cover, it is necessary to adjust the parameters and the position of the cover die head multiple times to achieve the compression amount of the O-ring, which is more complicated to operate and has low work efficiency. Based on this, the present application provides a cylindrical battery cover device. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a cylindrical battery capping device, including a frame, a heating mechanism and a conveying mechanism, wherein a driving member is vertically provided on the frame, the driving end of the driving member is connected to a fixed seat, a cylindrical battery to be capped is installed on the fixed seat, an O-ring is connected to the cylindrical battery, the conveying mechanism is located on one side of the frame and is used to transfer the cover plate heated by the heating mechanism to the O-ring, the heating mechanism is located on one side of the conveying mechanism and is used to heat the cover plate, and the capping die head is fixed on the frame and matches the cover plate to be assembled on the cylindrical battery.

[0004] Preferably, a convex step is provided on the top of the cylindrical battery, and the O-ring is arranged on the convex step.

[0005] Preferably, a guide sleeve is fixedly provided on the frame, and the driving end of the driving member is sleeved in the guide sleeve and can be lifted up and down along the guide sleeve.

[0006] Preferably, an upper cover is provided on the top of the frame.

[0007] Preferably, a foot switch is further included, and the foot switch is connected to the driving member.

[0008] Preferably, it also includes a limit sensing switch, which is installed on the frame and is used to control the rising distance of the fixing seat.

[0009] Preferably, the heating mechanism comprises a heating platform, on which a heating groove matching the cover plate is provided.

[0010] Preferably, the conveying mechanism includes a conveying frame, a conveying slide rail is provided on the conveying slide rail, a slider is slidably provided on the conveying slide rail, a support frame is vertically provided on the slider, the support frame is connected to a support seat, and the support seat is connected to a robot arm matching the heating slot for grabbing the cover plate.

[0011] Preferably, a control system is also provided on the frame, and the heating mechanism and the conveying mechanism are respectively connected to the control system.

[0012] Compared with the prior art, the present application provides a cylindrical battery capping device, which utilizes a heating mechanism to heat the cover plate, and then conveys the heated cover plate to the O-ring of the cylindrical battery through a conveying mechanism, and drives the cylindrical battery to contact the capping die head based on a driving member, so that the heated cover plate and the cylindrical battery current collector are hot-pressed and riveted together, effectively avoiding damage to the cover plate and the current collector caused by brute force installation, and leakage of the battery cell caused by improper assembly of the O-ring, thereby improving the service life and safety performance of the cylindrical battery, and having the characteristics of simple structure and high assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural schematic diagram of a cylindrical battery cover device in the utility model.

[0014] Figure 2 It is a structural schematic diagram of the utility model without the heating mechanism and the conveying mechanism.

[0015] In the figure: 1. frame, 2. driving part, 3. fixing seat, 4. cylindrical battery, 5. capping die head, 6. guide sleeve, 7. upper cover, 8. foot switch, 9. limit sensor switch, 10. control system, 11. heating table, 12. heating tank, 21. conveying frame, 22. conveying slide rail, 23. slider, 24. support frame, 25. support seat, 26. manipulator. DETAILED DESCRIPTION

[0016] In order to facilitate understanding of the structure and operation method of the utility model, the utility model is described in more detail below in conjunction with the drawings and optimized embodiments of the specification, but the protection scope of the utility model is not limited to the following specific embodiments. It should be noted that the structural features and component sizes in the embodiments of the utility model can be changed, the connection method can be replaced, and the size of the device can be changed without affecting the use effect.

[0017] Unless otherwise defined, all professional terms used hereinafter have the same meaning as those generally understood by those skilled in the art. The words "first", "second" and similar words used in the specification and claims of the utility model patent application do not indicate any order, quantity or importance, but are merely for the convenience of distinguishing the corresponding parts. Similarly, words such as "one" or "one" do not indicate a quantity limitation, but indicate the existence of at least one. Words such as "connect" or "connected" are not limited to direct connections, but can be indirectly connected through other intermediate connectors. "Above", "below", "one side", "the other side", "vertical", "lateral", etc. are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship also changes accordingly.

[0018] like Figure 1 , Figure 2 As shown, a cylindrical battery capping device provided by the utility model comprises a frame 1, a heating mechanism and a conveying mechanism, a driving member 2 is vertically provided on the frame 1, a driving end of the driving member 2 is connected to a fixing seat 3, a cylindrical battery 4 to be capped is mounted on the fixing seat 3, an O-ring (not shown in the figure) is connected to the cylindrical battery 4, the conveying mechanism is located on one side of the frame 1 and is used to transfer the cover plate heated by the heating mechanism to the O-ring, the heating mechanism is located on one side of the conveying mechanism and is used to heat the cover plate (not shown in the figure), and a capping die head 5 is fixed on the frame 1 and matches and corresponds to the cover plate to be assembled on the cylindrical battery 4.

[0019] In this embodiment, a convex step is provided on the top of the cylindrical battery 4, and the O-ring is sleeved on the convex step. First, the cover plate is heated based on the heating mechanism, and the heated cover plate is conveyed to the O-ring of the cylindrical battery 4 to be capped by the conveying mechanism; then, the fixing seat 3 is driven upward by the driving member 2, so that the cover plate on the cylindrical battery 4 to be capped contacts the capping die 5, until the capping die 5 and the cover plate compress the O-ring and deform it, thereby completing the cover plate assembly operation. Since this embodiment utilizes hot-pressing riveting of the heated cover plate and the cylindrical battery collector, it can avoid brute force installation that may cause damage to the cover plate and the collector and improper assembly of the O-ring that may lead to leakage of the battery cell, effectively improving the service life and safety performance of the cylindrical battery, and has the characteristics of simple structure and high assembly efficiency.

[0020] like Figure 1 , Figure 2 As shown, a guide sleeve 6 is fixedly provided on the frame 1 , and the driving end of the driving member 2 is sleeved in the guide sleeve 6 and can be lifted up and down along the guide sleeve 6 .

[0021] In this embodiment, the driving end of the driving member 2 is guided to be lifted and lowered based on the provided guide sleeve 6, thereby ensuring the stability of the driving end of the driving member 2 during the lifting process.

[0022] like Figure 1 , Figure 2 As shown, an upper cover 7 is provided on the top of the frame 1 .

[0023] In this embodiment, the upper cover 7 can be provided to effectively prevent external falling objects from causing damage to the components below the upper cover 7, thereby extending the service life of the device to a certain extent and reducing the production cost.

[0024] like Figure 1 , Figure 2 As shown, a foot switch 8 is also included, and the foot switch 8 is connected to the drive member 2.

[0025] In this embodiment, the operation of the driving member 2 is controlled by providing a foot switch 8, thereby controlling the up and down movement of the fixing seat 3, which greatly facilitates the daily operation of the operator and reduces the labor intensity of the operator.

[0026] like Figure 2 As shown, a limit sensing switch 9 is also included, and the limit sensing switch 9 is installed on the frame 1 to control the rising distance of the fixing seat 3.

[0027] In this embodiment, the rising distance of the fixing seat 3 is controlled by the limit sensing switch 9, so that the pressing strength between the upper cover of the cylindrical battery 4 and the current collector is consistent each time, thereby improving the installation accuracy of the upper cover of the cylindrical battery 4 and ensuring the installation quality of the cylindrical battery 4.

[0028] like Figure 1 As shown, the heating mechanism comprises a heating platform 11, on which a heating groove 12 matching the cover plate is provided.

[0029] In this embodiment, the heating platform 11 is provided with a plurality of heating grooves 12 matching the cover plate. When the cover plate needs to be heated, the heating grooves 12 on the heating platform 11 are heated by an external heat source (or power supply), so that the cover plate can be heated and reach a preset temperature. The heated cover plate can then be transferred to the O-ring of the cylindrical battery 4 by a conveying mechanism.

[0030] like Figure 1 As shown, the conveying mechanism includes a conveying frame 21, a conveying slide rail 22 is provided on the conveying slide rail 22, a slider 23 is slidably provided on the slider 23, a support frame 24 is vertically provided on the slider 23, the support frame 24 is connected to a support seat 25, and the support seat 25 is connected to a robot 26 that matches the heating slot 12 for grabbing the cover plate.

[0031] In this embodiment, based on an external drive motor that is transmission-connected to the slider 23, the slider 23 can be driven to slide on the conveying slide rail 22, and then the slider 23 drives the support frame 24 to move, and the support frame 24 can drive the manipulator 26 to move. When the manipulator 26 grabs the heated cover plate in the heating tank 12, the heated cover plate can be transferred to the O-ring on the cylindrical battery 4 by moving the slider 23.

[0032] like Figure 1 As shown, the frame 1 is also provided with a control system 10, and the heating mechanism and the conveying mechanism are respectively connected to the control system 10.

[0033] In this embodiment, the heating mechanism and the conveying mechanism are controlled based on the control system 10, which improves the automation level of the device and reduces the labor intensity of the operator.

[0034] The above is a detailed introduction to a cylindrical battery cover device provided by the utility model. This article uses specific examples to illustrate the principle and implementation method of the utility model. The description of the above embodiment is only used to help understand the core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A cylindrical battery cover device, characterized in that: The invention comprises a frame (1), a heating mechanism and a conveying mechanism, wherein a driving member (2) is vertically arranged on the frame (1), a driving end of the driving member (2) is connected to a fixing seat (3), a cylindrical battery (4) to be covered is mounted on the fixing seat (3), an O-ring is connected to the cylindrical battery (4), the conveying mechanism is located on one side of the frame (1) and is used to transfer a cover plate heated by the heating mechanism to the O-ring, the heating mechanism is located on one side of the conveying mechanism and is used to heat the cover plate, and a capping die head (5) is fixed on the frame (1) and matches and corresponds to the cover plate to be assembled on the cylindrical battery (4).

2. The cylindrical battery cover device according to claim 1, characterized in that: The top of the cylindrical battery (4) is provided with a convex step, and the O-ring is sleeved on the convex step.

3. The cylindrical battery cover device according to claim 1, characterized in that: A guide sleeve (6) is fixedly provided on the frame (1), and the driving end of the driving member (2) is sleeved in the guide sleeve (6) and can be lifted up and down along the guide sleeve (6).

4. The cylindrical battery cover device according to claim 1, characterized in that: An upper cover (7) is provided on the top of the frame (1).

5. The cylindrical battery cover device according to claim 1, characterized in that: It also comprises a foot switch (8), wherein the foot switch (8) is connected to the driving member (2).

6. The cylindrical battery cover device according to claim 1, characterized in that: It also comprises a limit sensing switch (9), which is installed on the frame (1) and is used to control the rising distance of the fixing seat (3).

7. The cylindrical battery cover device according to claim 1, characterized in that: The heating mechanism comprises a heating platform (11), on which a heating groove (12) matching the cover plate is provided.

8. The cylindrical battery cover device according to claim 7, characterized in that: The conveying mechanism comprises a conveying frame (21), a conveying slide rail (22) is provided on the conveying frame (21), a slider (23) is slidably provided on the conveying slide rail (22), a support frame (24) is vertically provided on the slider (23), the support frame (24) is connected to a support seat (25), and the support seat (25) is connected to a manipulator (26) matched with the heating tank (12) for grabbing the cover plate.

9. The cylindrical battery cover device as claimed in claim 8, characterized in that: The frame (1) is also provided with a control system (10), and the heating mechanism and the conveying mechanism are respectively connected to the control system (10).

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