Tray, shuttle vehicle and battery cell contact type tunnel furnace baking system

Abstract

The utility model provides a tray, a shuttle vehicle and a battery cell contact type tunnel furnace baking system, and relates to the technical field of battery cell production, the tray comprises a tray main body, and the tray main body is provided with a lower end face; side supporting plates are arranged on the two sides of the tray body in the first direction respectively and arranged on the side, away from the lower end face, of the side wall of the tray body. A fixing groove is formed in the tray body, and a plurality of fixing assemblies are arranged in the fixing groove. The fixing assembly is used for fixing a battery cell; the lifting plate assembly of the shuttle vehicle can move to the lower ends of the side supporting plates and ascend upwards, then the lower end face of the tray body is separated from the supporting face, the shuttle vehicle can drive the tray to move, then the battery cells on the tray are driven to move, movement of the tray is achieved, and movement of the tray in the tunnel furnace is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of battery cell production, in particular to a tray, a shuttle vehicle and a battery cell contact-type tunnel furnace baking system. Background Art

[0002] With the development of the new energy industry, lithium batteries have taken up an increasingly larger share in the market, especially in the automotive and energy storage industries.

[0003] Especially recently, the share of new energy vehicles has been increasing, and companies are competing with each other in both energy storage and power sectors. For a company, reducing the cost of battery manufacturing and factory construction is a very important issue.

[0004] The tunnel furnace in the prior art adopts blast heating, which has large energy consumption, uneven heat pressure, low efficiency of cell baking and high cost. Utility Model Content

[0005] The utility model aims to provide a tray, a shuttle car and a cell contact type tunnel furnace baking system to alleviate the technical problems of large energy consumption and low efficiency of the existing tunnel furnace.

[0006] The utility model provides a pallet, comprising a pallet body, the pallet body having a lower end surface; side support plates are respectively arranged on both sides of the pallet body in a first direction, the side support plates are arranged on a side of the side wall of the pallet body away from the lower end surface;

[0007] A fixing groove is provided on the tray body, and a plurality of fixing components are provided in the fixing groove; the fixing components are used to fix the battery core;

[0008] The first direction is the length direction of the tray body.

[0009] In an optional embodiment, the plurality of fixing components are arranged in multiple rows and columns.

[0010] In an optional embodiment, the fixing assembly includes a front fixing seat and a rear fixing seat, the front fixing seat and the rear fixing seat are arranged at an interval, and the front fixing seat and the rear fixing seat cooperate to clamp the battery cell.

[0011] In an optional embodiment, support columns are provided at both ends of the tray body in the first direction.

[0012] The tray body of the tray provided by the utility model has a lower end surface, and a fixing component is arranged in the tray body. The battery cell is fixed by the fixing component and the lower end of the battery cell is abutted against the bottom of the tray body; in this way, heat can be transferred to the battery cell through the lower end surface, thereby effectively baking the battery cell.

[0013] The utility model provides a shuttle vehicle, comprising a shuttle vehicle body, wherein the shuttle vehicle body is provided with a lower channel, and lifting plate assemblies are arranged on both sides of the lower channel, and the lifting plate assemblies are used to cooperate with side supporting plates of a pallet to lift the pallet.

[0014] In an optional embodiment, the lifting plate assembly includes an upper support plate and a side lifting plate, the upper support plate is used to abut against the side support plate, and the side lifting plate is arranged on one side of the upper support plate.

[0015] A lifting device is arranged on the shuttle vehicle body, and the lifting device is used to be connected with the side lifting plate and to lift and lower the side lifting plate.

[0016] In an optional embodiment, a guide assembly is provided between the side lifting plate and the inner wall of the lower channel.

[0017] The lifting plate assembly of the shuttle provided by the utility model can move to the lower end of the side support plate and rise upward, so that the lower end surface of the tray body is separated from the support surface, and the shuttle can drive the tray to move, thereby driving the battery cells on the tray to move, realizing the movement of the tray, and facilitating the movement of the tray in the tunnel furnace.

[0018] The utility model provides a battery contact type tunnel oven baking system, including a material pull belt, a manipulator, a conveyor line, a front elevator, a tunnel oven, a rear elevator, a tray as described in any one of the aforementioned embodiments, and a shuttle as described in any one of the aforementioned embodiments;

[0019] The incoming material pull belt is used to receive the battery cells from the previous process, the robot is used to clamp the battery cells and move the battery cells to the pallet on the conveyor line; the conveyor line is used to move the empty pallet to the loading position and move the full pallet to the front elevator; the front elevator is used to lift the pallet and the shuttle, the shuttle is used to move the pallet into the tunnel furnace oven and move the pallet in the tunnel furnace oven to the rear elevator; the rear elevator is used to lower the pallet.

[0020] In an optional embodiment, the tunnel oven comprises a plurality of baking tunnels arranged in sequence from high to low; translation sealing doors are arranged at both ends of the baking tunnels;

[0021] Multiple layers of baking chambers are sequentially arranged from top to bottom in the baking tunnel, each layer of the baking chamber is provided with a heating layer, and the lower end surface of the tray is in direct contact with the heating layer.

[0022] In an optional embodiment, a layer plate is provided in the baking cavity, and an electric heating film is attached to the layer plate.

[0023] The battery cell contact tunnel oven baking system provided by the utility model utilizes a shuttle vehicle to move a tray into the tunnel oven, so that the lower end surface of the tray is in direct contact with the tunnel oven, so that heat is directly transferred to the tray, so that the battery cell can be heated up quickly, the baking efficiency is improved, and the energy consumption is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] 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.

[0025] Figure 1 A schematic diagram of the structure of a tray provided in an embodiment of the utility model;

[0026] Figure 2 for Figure 1 A schematic structural diagram of the tray from another angle;

[0027] Figure 3 for Figure 1 A schematic structural diagram of the tray at another angle;

[0028] Figure 4 A schematic diagram of the structure of the shuttle vehicle provided by the embodiment of the utility model;

[0029] Figure 5 for Figure 4 A schematic structural diagram of the shuttle vehicle from another angle shown;

[0030] Figure 6 A schematic diagram of the structure of a battery cell contact-type tunnel oven baking system provided by an embodiment of the utility model;

[0031] Figure 7 for Figure 6 A schematic structural diagram of a cell contact-type tunnel oven baking system from another angle is shown;

[0032] Figure 8 for Figure 6 The structural schematic diagram of the battery cell contact tunnel oven baking system from another angle is shown.

[0033] Icons: 100-pallet body; 200-side support plate; 300-support column; 400-fixing assembly; 401-front fixing seat; 402-rear fixing seat; 500-shuttle vehicle body; 600-lower channel; 700-lifting device; 800-guide assembly; 900-lifting plate assembly; 901-upper support plate; 902-side lifting plate; 110-incoming material pulling belt; 120-manipulator; 130-conveyor line body; 140-front elevator; 150-tunnel furnace oven; 160-sliding sealing door; 170-rear elevator. DETAILED DESCRIPTION

[0034] The terms “first”, “second”, “third”, etc. are only used for distinguishing descriptions and do not indicate the order of arrangement, nor can they be understood as indicating or implying relative importance.

[0035] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0036] In the description of the present application, it should be noted that the terms "inside", "outside", "left", "right", "up", "down", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are directions or positional relationships in which the products of the present application are usually placed when in use. They are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present application.

[0037] In the description of this application, unless otherwise clearly specified and limited, the terms "set", "installed", "connected" and "connected" 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 an indirect connection through an intermediate medium, and it can be the internal connection of two elements.

[0038] The technical solution of the present application will be described clearly and completely below in conjunction with the accompanying drawings.

[0039] Reference Figure 1-Figure 3 The utility model provides a pallet, comprising a pallet body 100, wherein the pallet body 100 has a lower end surface; side support plates 200 are respectively arranged on both sides of the pallet body 100 in a first direction, and the side support plates 200 are arranged on a side of the side wall of the pallet body 100 away from the lower end surface;

[0040] A fixing groove is provided on the tray body 100, and a plurality of fixing components 400 are provided in the fixing groove; the fixing components 400 are used to fix the battery cells;

[0041] The first direction is the length direction of the tray body 100 .

[0042] In some embodiments, the tray body 100 of the tray has a lower end surface, which is a complete plane. Compared with the tray in the prior art having a hollow lower end for air circulation, the lower end surface of the tray is a flat plane, which increases the contact area between the tray and the support surface.

[0043] Side support plates 200 are respectively provided on both sides of the tray body 100 , and the lower end surface of the tray body 100 is separated from the support surface by the side support plates 200 , so that the tray can be moved.

[0044] A plurality of fixing components 400 are arranged in the tray body 100, and each fixing component 400 is used to fix a battery cell; the fixing component 400 is arranged at the bottom of the tray body 100, so that the battery cell can also directly abut against the bottom of the tray body 100, so that heat is transferred to the battery cell in the tray body 100 through the lower end surface, thereby improving the heating efficiency of the battery cell.

[0045] In an optional embodiment, the plurality of fixing assemblies 400 are arranged in multiple rows and columns.

[0046] In an optional embodiment, the fixing assembly 400 includes a front fixing seat 401 and a rear fixing seat 402, the front fixing seat 401 and the rear fixing seat 402 are arranged at an interval, and the front fixing seat 401 and the rear fixing seat 402 cooperate to clamp the battery cell.

[0047] In an optional embodiment, support columns 300 are disposed at both ends of the tray body 100 in the first direction.

[0048] In some embodiments, a plurality of fixing components 400 are provided on the tray body 100, and each fixing component 400 is used to fix a battery cell; the fixing component 400 includes a front fixing seat 401 and a rear fixing seat 402, and the front fixing seat 401 and the rear fixing seat 402 are arranged at intervals; the front fixing seat 401 and the rear fixing seat 402 are used to fix the battery cell, and the lower end of the battery cell is in direct contact with the tray body 100, which is conducive to heat conduction.

[0049] A support column 300 is provided on the tray body 100 , and the upper end of the support column 300 is generally placed at the upper end of the battery cell on the tray body 100 . The support column 300 is used to maintain a fixed interval between the stacked tray bodies 100 and avoid squeezing the battery cell.

[0050] The tray body 100 of the tray provided by the present invention has a lower end surface, and a fixing component 400 is arranged in the tray body 100. The battery cell is fixed by the fixing component 400 and the lower end of the battery cell is abutted against the bottom of the tray body 100; in this way, heat can be transferred to the battery cell through the lower end surface, thereby effectively baking the battery cell.

[0051] Reference Figure 4-Figure 5 The utility model provides a shuttle vehicle, including a shuttle vehicle body 500, the shuttle vehicle body 500 has a lower channel 600, and lifting plate assemblies 900 are arranged on both sides of the lower channel 600. The lifting plate assemblies 900 are used to cooperate with the side support plates 200 of the pallet to lift the pallet.

[0052] In some embodiments, the shuttle body 500 of the shuttle can be moved above the pallet, and the lifting plate assembly 900 is located below the side support plate 200. When the lifting plate assembly 900 rises, the side support plate 200 moves upward, thereby causing the battery cell to leave the support surface, and the shuttle drives the pallet to move.

[0053] In an optional embodiment, the lifting plate assembly 900 includes an upper support plate 901 and a side lifting plate 902, wherein the upper support plate 901 is used to abut against the side support plate 200, and the side lifting plate 902 is disposed on one side of the upper support plate 901 and the side support plate 200 is disposed;

[0054] A lifting device 700 is provided on the shuttle body 500 , and the lifting device 700 is used to connect with the side lifting plate 902 and lift the side lifting plate 902 .

[0055] In an optional embodiment, a guide assembly 800 is disposed between the side lifting plate 902 and the inner wall of the lower channel 600 .

[0056] In some embodiments, the upper support plate 901 of the lifting plate assembly 900 is used to abut against the side support plate 200. When the side lifting plate 902 is lifted or lowered, the upper support plate 901 is driven to lift or lower, thereby causing the side support plate 200 to lift or lower, that is, the tray to lift or lower.

[0057] A slider is generally provided on the side lifting plate 902, and a slide rail is provided on the inner wall of the lower channel 600, and the slider is slidably provided on the slide rail; in this way, the side lifting plate 902 can be accurately lifted and lowered under the action of the guide assembly 800, thereby enabling the tray to be accurately lifted and lowered.

[0058] The lifting plate assembly 900 of the shuttle provided by the utility model can move to the lower end of the side support plate 200 and rise upward, so that the lower end surface of the tray body 100 is separated from the support surface. The shuttle can drive the tray to move, and then drive the battery cells on the tray to move, thereby realizing the movement of the tray and facilitating the movement of the tray in the tunnel furnace.

[0059] Reference Figure 6 , Figure 7 and Figure 8 The utility model provides a cell contact tunnel oven baking system, comprising a material pull belt 110, a manipulator 120, a conveyor line 130, a front elevator 140, a tunnel oven 150, a rear elevator 170, a tray as described in any one of the aforementioned embodiments, and a shuttle as described in any one of the aforementioned embodiments;

[0060] The incoming material pull belt 110 is used to receive the battery cells from the previous process, and the robot 120 is used to clamp the battery cells and move the battery cells to the pallet on the conveyor line 130; the conveyor line 130 is used to move the empty pallet to the loading position and move the full pallet to the front elevator 140; the front elevator 140 is used to lift the pallet and the shuttle, and the shuttle is used to move the pallet into the tunnel furnace oven 150 and move the pallet in the tunnel furnace oven 150 to the rear elevator 170; the rear elevator 170 is used to lower the pallet.

[0061] In some embodiments, the incoming material pull belt 110, the robot 120, the conveyor line 130, the front elevator 140 and the rear elevator 170 are all existing technologies; the incoming material pull belt 110 is used to receive the battery cells from the previous process, and the robot 120 is used to place the battery cells on the tray on the conveyor line 130; when the tray is full of battery cells, the conveyor line 130 moves the tray to the front elevator 140, and the front elevator 140 is used to raise the tray to a specified height, and then the shuttle moves the tray on the front elevator 140 to the tunnel furnace oven 150.

[0062] In an optional embodiment, the tunnel oven 150 includes a plurality of baking tunnels arranged in sequence from high to low; translation sealing doors 160 are arranged at both ends of the baking tunnels;

[0063] Multiple layers of baking chambers are sequentially arranged from top to bottom in the baking tunnel, each layer of the baking chamber is provided with a heating layer, and the lower end surface of the tray is in direct contact with the heating layer.

[0064] In an optional embodiment, a layer plate is provided in the baking cavity, and an electric heating film is attached to the layer plate.

[0065] The tunnel oven 150 has multiple baking tunnels, each baking tunnel has multiple layers of baking cavities; each layer of the baking cavity has a heating layer, and the heating layer can use an electric heating film, which is directly installed on the layer plate; the lower end surface of the tray is directly in contact with the motor heating film, which is conducive to heat conduction, so that the battery cell can heat up quickly.

[0066] The front elevator 140 lifts the tray to a specified height, and the shuttle car delivers the tray to the baking chamber. The shuttle car places the trays in the baking chamber one by one. After one layer of baking chamber is full, the front elevator 140 moves the shuttle car to the next layer of baking chamber to continue placing trays. When the battery cells are baked, the rear elevator 170 raises the shuttle car to a specified height and carries the trays out of the baking chamber one by one.

[0067] The tunnel oven 150 can also heat liquid as a heat source, and the liquid can also be oil or other, and the liquid is arranged in the layer plate.

[0068] The battery cell contact tunnel oven baking system provided by the utility model utilizes a shuttle vehicle to move a tray into the tunnel oven 150, so that the lower end surface of the tray is directly in contact with the tunnel oven 150, so that heat is directly transferred to the tray, so that the battery cell can be heated quickly, the baking efficiency is improved, and the energy consumption is reduced.

[0069] Generally, when the tunnel oven 150 is installed in a workshop, partition walls are built at the entrance and exit of the tunnel oven 150 to control the loading area and the unloading area within the environmental control area, while the oven section is not within the environmental control range, thereby reducing the energy consumption of workshop management.

[0070] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A pallet, characterized in that: The tray body (100) comprises a tray body (100) having a lower end surface; side support plates (200) are respectively arranged on both sides of the tray body (100) in a first direction, and the side support plates (200) are arranged on a side of a side wall of the tray body (100) away from the lower end surface; A fixing groove is provided on the tray body (100), and a plurality of fixing components (400) are provided in the fixing groove; the fixing components (400) are used to fix the battery core; The first direction is the length direction of the tray body (100).

2. The pallet according to claim 1, characterized in that: The plurality of fixing components (400) are arranged in a plurality of rows and columns.

3. The pallet according to claim 2, characterized in that: The fixing assembly (400) comprises a front fixing seat (401) and a rear fixing seat (402), wherein the front fixing seat (401) and the rear fixing seat (402) are arranged at an interval, and the front fixing seat (401) and the rear fixing seat (402) cooperate to clamp the battery core.

4. The pallet according to claim 1, characterized in that: Support columns (300) are provided at both ends of the tray body (100) in the first direction.

5. A shuttle vehicle, characterized in that: The shuttle vehicle body (500) comprises a lower channel (600), and lifting plate assemblies (900) are arranged on both sides of the lower channel (600). The lifting plate assemblies (900) are used to cooperate with the side support plates (200) of the pallet to lift and lower the pallet.

6. The shuttle vehicle according to claim 5, characterized in that: The lifting plate assembly (900) comprises an upper support plate (901) and a side lifting plate (902), wherein the upper support plate (901) is used to abut against the side support plate (200), and the side lifting plate (902) is arranged on one side of the upper support plate (901) on which the side support plate (200) is arranged; A lifting device (700) is provided on the shuttle vehicle body (500), and the lifting device (700) is used to connect with the side lifting plate (902) and lift the side lifting plate (902).

7. The shuttle vehicle according to claim 6, characterized in that: A guide assembly (800) is provided between the side lifting plate (902) and the inner wall of the lower channel (600).

8. A battery cell contact tunnel oven baking system, characterized in that: It comprises a material pull belt (110), a manipulator (120), a conveyor line (130), a front elevator (140), a tunnel oven (150), a rear elevator (170), a pallet as described in any one of claims 1 to 4, and a shuttle as described in any one of claims 5 to 7; The incoming material pull belt (110) is used to receive the battery cells from the previous process, and the robot (120) is used to clamp the battery cells and move the battery cells to the tray on the conveyor line (130); the conveyor line (130) is used to move the empty tray to the loading position and move the full tray to the front elevator (140); the front elevator (140) is used to lift the tray and the shuttle, and the shuttle is used to move the tray into the tunnel furnace oven (150) and move the tray in the tunnel furnace oven (150) to the rear elevator (170); the rear elevator (170) is used to lower the tray.

9. The cell contact type tunnel oven baking system according to claim 8, characterized in that: The tunnel oven (150) comprises a plurality of baking tunnels arranged in sequence from high to low; translation sealing doors (160) are arranged at both ends of the baking tunnels; Multiple layers of baking chambers are sequentially arranged from top to bottom in the baking tunnel, each layer of the baking chamber is provided with a heating layer, and the lower end surface of the tray is in direct contact with the heating layer.

10. The cell contact type tunnel oven baking system according to claim 9, characterized in that: A layer plate is arranged in the baking cavity, and an electric heating film is attached to the layer plate.

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