New energy automobile battery pack assembly line and assembly process thereof

Abstract

The invention discloses a new energy automobile battery pack assembly line and an assembly process thereof, and relates to the technical field of battery pack assembly.The new energy automobile battery pack assembly line comprises a conveying assembly, a glue storage tank is arranged above the conveying assembly, a fixing frame is arranged behind the conveying assembly, and a U-shaped plate and a placing plate are arranged on the inner side of the fixing frame; a battery pack feeding device is arranged on the inner side of the fixing frame and comprises a clamping part. According to the new energy automobile battery pack assembly line and the assembly process thereof, by arranging the first motor, the gear, the moving plate, the rack, the second motor, the sliding block and the positioning plate, when the new energy automobile battery pack assembly line is used, an output shaft of the first motor is controlled to drive the sliding block to move up and down, and then a clamping part can be driven to move up and down; and a second motor is started to drive a moving plate to drive a clamping plate to move front and back, so that the battery packs can be transferred to the conveying assembly from the placing plates.

Description

Technical Field

[0001] The present invention relates to the technical field of battery pack assembly, and in particular to a new energy vehicle battery pack assembly line and an assembly process thereof. Background Art

[0002] Battery packs are usually used as a power source for new energy batteries. Aluminum foil lithium battery packs are manually placed on gluing equipment. After the surface of the aluminum foil lithium battery packs is glued, the aluminum plates and aluminum foil lithium battery packs are manually placed in a jig for pasting. The pasted products are manually moved to the shelves.

[0003] A Chinese patent discloses an automatic bonding assembly line for lithium batteries, with the publication number CN105564983A, including a finished product shelf, an aluminum plate grabbing and placing mechanism, a workbench, an aluminum foil lithium battery pack shelf, an automatic upper and lower feeding shelf module, a material conveying line, a gel storage tank body and an aluminum plate shelf; the foil lithium battery pack shelf is connected to the workbench, a material conveying line body is provided on the workbench, an aluminum foil lithium battery pack is placed near the exit of the aluminum foil lithium battery pack shelf, the gel storage tank body is installed on the material conveying line body, the aluminum plate shelf is installed on one side of the material conveying line body, an aluminum plate grabbing and placing mechanism is installed on the aluminum plate shelf, an aluminum plate grabbing and pasting mechanism is installed on the aluminum plate grabbing and placing mechanism, the finished product shelf is installed at the left end of the material conveying line, and a finished product after the aluminum foil lithium battery pack and the aluminum plate are pasted is provided on one side of the material conveying line body near the finished product shelf. The present invention is convenient for mobile assembly, modular operation production, and improves production efficiency; it reduces resource waste and effectively controls costs.

[0004] However, it still has the following disadvantages: the device controls the hydraulic power to push the loading push plate to push the battery pack onto the workbench, but the device is not convenient for loading battery packs of different heights. To this end, we proposed a new energy vehicle battery pack assembly line and its assembly process to solve this problem. Summary of the invention

[0005] The present invention provides a new energy vehicle battery pack assembly line to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is: The new energy vehicle battery pack assembly line comprises a conveying assembly, a storage tank body is arranged above the conveying assembly, a fixing frame is arranged behind the conveying assembly, a U-shaped plate and a placement plate are arranged inside the fixing frame, a battery pack loading device is arranged inside the fixing frame, and the battery pack loading device comprises a clamping part; The clamping part includes a mounting frame, an L-shaped limiting rod, a hydraulic rod and an abutment block, the outer surface of the L-shaped limiting rod slides through the outer surface of the mounting frame and extends to the inner side of the mounting frame, the outer surface of the L-shaped limiting rod is fixedly connected to the outer surface of the abutment block, and the outer surface of the bottom end of the hydraulic rod is fixedly passed through the inner wall of the mounting frame and extends to the bottom of the mounting frame; A moving part is arranged inside the fixing frame; The moving part includes a moving plate, a rack, a second motor and a slider. A through groove is opened on the outer surface of the fixed frame. The slider is arranged inside the through groove. The outer surface of the slider is slidably connected to the inner wall of the through groove. The bottom surface of the moving plate is fixedly connected to the bottom surface of the mounting frame. The back surface of the second motor is fixedly connected to the right end surface of the slider on the right side.

[0007] A further improvement of the technical solution of the present invention is that the clamping part also includes an extrusion block and a spring, the bottom surface of the extrusion block is fixedly connected to the top surface of the hydraulic rod output rod, the outer surface of the extrusion block is extruded and slidably connected to the outer surface of the abutment block, the bottom surface of the L-shaped limit rod is lower than the bottom surface of the hydraulic rod, and by arranging the hydraulic rod, the extrusion block, the abutment block and the L-shaped limit rod, the hydraulic rod is controlled to shorten, so that the extrusion block squeezes the abutment block to move, so that the L-shaped limit rod clamps the battery pack.

[0008] A further improvement of the technical solution of the present invention is that one end of the spring is fixedly connected to the inner wall of the mounting frame, and the other end of the spring is fixedly connected to the outer surface of the abutment block. By utilizing the elastic force of the spring, after the hydraulic rod is extended, the L-shaped limit rods on the front and rear sides move away from each other, thereby facilitating clamping of the battery pack.

[0009] A further improvement of the technical solution of the present invention is that the moving part also includes a first motor, a gear and a positioning plate, the bottom surface of the first motor is fixedly connected to the inner wall of the fixed frame, the outer surface of the top end of the first motor output shaft has a thread that penetrates the bottom surface of the slider and extends to above the slider, and the top surface of the first motor output shaft is rotatably connected to the inner wall of the fixed frame through a first bearing. By setting up the first motor, it is convenient to control the up and down movement of the clamping package, so as to facilitate the transportation of battery packs at different positions.

[0010] A further improvement to the technical solution of the present invention is that: the outer surface of the left end of the second motor rotates through the right end surface of the right slider through the bearing and extends to the inner side of the fixed frame; the left end surface of the output shaft of the second motor is rotationally connected to the right end surface of the left slider through the second bearing seat; the bottom surface of the rack is fixedly connected to the top surface of the movable plate; the gear fixing sleeve is formed on the outer surface of the output shaft of the second motor; the outer surface of the gear is meshingly connected with the outer surface of the rack; by arranging the gear, the second motor and the rack, it is convenient to move the movable plate and the clamping plate back and forth, and it is convenient to transfer the battery pack on the placement plate to the conveying assembly.

[0011] A further improvement of the technical solution of the present invention is that: the outer surface of the positioning plate is fixedly connected to the outer surface of the slider, a sliding groove is provided on the outer surface of the movable plate, the outer surface of the positioning plate extends to the interior of the movable plate and is slidingly connected to the inner wall of the movable plate. By setting the positioning plate, it is convenient to limit and support the movable plate.

[0012] A further improvement of the technical solution of the present invention is that a docking block is fixedly connected to the outer surface of the U-shaped plate, a mounting shell is slidably sleeved on the outer surface of the docking block, and the outer surface of the mounting shell is fixedly connected to the inner wall of the fixed frame. By arranging the docking block and the mounting shell, the U-shaped plate can be easily positioned.

[0013] The assembly process of the new energy vehicle battery pack assembly line includes the following steps: Step 1: Place the battery pack on the placement board, and use the transport vehicle to install the U-shaped plate on the inside of the fixing frame, so that the docking block on the outside of the U-shaped plate docks with the mounting shell on the inside of the fixing frame; Step 2: Control the first motor to rotate, the output shaft of the first motor drives the slider to move downward, the slider drives the positioning plate, the movable plate and the mounting frame to move downward, so that the bottom ends of the four L-shaped limit rods are located outside the battery pack, the hydraulic rod is controlled to shorten, the output rod of the hydraulic rod drives the extrusion block to move downward, the extrusion block pushes the abutment block to move, and the abutment block drives the L-shaped limit rod to clamp the battery pack; Step 3, start the first motor, the output shaft of the first motor drives the slider, movable plate, mounting frame and battery pack to move upward, and remove the upper placement plate, start the second motor, the output shaft of the second motor drives the gear to rotate, the gear drives the rack to move forward, place the battery pack on the conveying assembly, and start the conveying assembly and the gel tank.

[0014] Due to the adoption of the above technical solution, the present invention has the following technical advances compared with the prior art: The present invention provides a new energy vehicle battery pack assembly line and an assembly process thereof. By setting a first motor, a gear, a movable plate, a rack, a second motor, a slider and a positioning plate, when in use, the output shaft of the first motor is controlled to drive the slider to move up and down, so as to drive the clamping part to move up and down, so as to clamp the battery packs on the placement plates at different heights. When the second motor is started, the movable plate can be driven to drive the clamping plate to move forward and backward, so as to transfer the battery pack from the placement plate to the conveying assembly.

[0015] The present invention provides a new energy vehicle battery pack assembly line and an assembly process thereof. By arranging a mounting frame, an L-shaped limit rod, a hydraulic rod, an extrusion block, an abutment block and a spring, the elastic force of the spring is utilized to make the L-shaped limit rods on the front and rear sides move away from each other, so that the four L-shaped limit rods are sleeved on the outside of the battery pack. By controlling the hydraulic rod to shorten, the extrusion block can be squeezed against the abutment block, so that the L-shaped limit rod clamps the battery pack.

[0016] The present invention provides a new energy vehicle battery pack assembly line and an assembly process thereof. By arranging a placement plate, a U-shaped plate, a docking block and a mounting shell, when in use, a transport vehicle is used to move the U-shaped plate to the inner side of a fixing frame, and the docking block is used to dock the mounting shell, so as to realize positioning of the U-shaped plate, the placement plate and the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the three-dimensional structure of the battery pack feeding device of the present invention; Figure 3 It is a sectional view of the three-dimensional structure of the battery pack feeding device of the present invention; Figure 4 for Figure 3 A magnified view of the structure at center; Figure 5 It is a partial cross-sectional view of the three-dimensional structure of the battery pack feeding device of the present invention; Figure 6 for Figure 5 Enlarged view of the structure at point B in the middle.

[0018] In the figure: 1 conveying assembly, 2 storage tank body, 3 fixing frame, 4 battery pack feeding device, 41 moving part, 42 clamping part, 411 first motor, 412 gear, 413 moving plate, 414 rack, 415 second motor, 416 slider, 417 positioning plate, 421 mounting frame, 422 L-type limit rod, 423 hydraulic rod, 424 extrusion block, 425 abutment block, 426 spring, 5 placement plate, 6 U-type plate, 7 docking block, 8 mounting shell. DETAILED DESCRIPTION

[0019] The present invention is further described in detail below in conjunction with embodiments: like Figure 1-6 As shown, the present invention provides a new energy vehicle battery pack assembly line, including a conveying component 1, a storage tank 2 is arranged above the conveying component 1, a fixing frame 3 is arranged behind the conveying component 1, a U-shaped plate 6 and a placement plate 5 are arranged inside the fixing frame 3, a battery pack feeding device 4 is arranged inside the fixing frame 3, and the battery pack feeding device 4 includes a clamping portion 42; The clamping part 42 includes a mounting frame 421, an L-shaped limiting rod 422, a hydraulic rod 423 and an abutment block 425. The outer surface of the L-shaped limiting rod 422 slides through the outer surface of the mounting frame 421 and extends to the inner side of the mounting frame 421. The outer surface of the L-shaped limiting rod 422 is fixedly connected to the outer surface of the abutment block 425. The outer surface of the bottom end of the hydraulic rod 423 is fixedly passed through the inner wall of the mounting frame 421 and extends to the bottom of the mounting frame 421. The clamping part 42 also includes an extrusion block 424 and a spring 426. One end of the spring 426 is fixedly connected to the inner wall of the mounting frame 421, and the other end of the spring 426 is fixedly connected to the outer surface of the abutment block 425; The bottom surface of the extrusion block 424 is fixedly connected to the top surface of the output rod of the hydraulic rod 423, the outer surface of the extrusion block 424 is extruded and slidably connected to the outer surface of the abutment block 425, the bottom surface of the L-shaped limiting rod 422 is lower than the bottom surface of the hydraulic rod 423, and the mounting frame 421, the L-shaped limiting rod 422, the hydraulic rod 423, the extrusion block 424, the abutment block 425 and the spring 426 are arranged, and the elastic force of the spring 426 is utilized to make the L-shaped limiting rods 422 on the front and rear sides move away from each other, so that the four L-shaped limiting rods 422 are sleeved on the outside of the battery pack, and the extrusion block 424 can be squeezed against the abutment block 425 by controlling the hydraulic rod 423 to shorten, so that the L-shaped limiting rod 424 clamps the battery pack; A moving part 41 is provided inside the fixed frame 3; The moving part 41 includes a moving plate 413, a rack 414, a second motor 415 and a slider 416. A through slot is formed on the outer surface of the fixing frame 3. The slider 416 is arranged inside the through slot. The outer surface of the slider 416 is slidably connected to the inner wall of the through slot. The bottom surface of the moving plate 413 is fixedly connected to the bottom surface of the mounting frame 421. The back surface of the second motor 415 is fixedly connected to the right end surface of the right slider 416. The moving part 41 also includes a first motor 411, a gear 412 and a positioning plate 417. The outer surface of the left end of the second motor 415 rotates through the bearing to penetrate the right end surface of the right slider 416 and extend to the inner side of the fixed frame 3. The left end surface of the output shaft of the second motor 415 is rotatably connected with the right end surface of the left slider 416 through the second bearing seat. The bottom surface of the rack 414 is fixedly connected with the top surface of the moving plate 413. The gear 412 is fixedly sleeved on the outer surface of the output shaft of the second motor 415. The outer surface of the gear 412 is meshed with the outer surface of the rack 414. The outer surface of the positioning plate 417 is fixedly connected with the outer surface of the slider 416. The outer surface of the moving plate 413 is provided with a slide groove. The outer surface of the positioning plate 417 extends to the inside of the moving plate 413 and is slidably connected to the inner wall of the moving plate 413. The bottom surface of the first motor 411 is fixedly connected to the inner wall of the fixing frame 3, the outer surface of the top end of the output shaft of the first motor 411 is threaded through the bottom surface of the slider 416 and extends to the top of the slider 416, and the top surface of the output shaft of the first motor 411 is rotatably connected to the inner wall of the fixing frame 3 through the first bearing. By setting the first motor 411, the gear 412, the movable plate 413, the rack 414, the second motor 415, the slider 416 and the positioning plate 417, when in use, by controlling the output shaft of the first motor 411 to drive the slider 416 to move up and down, the clamping part 42 can be driven to move up and down, which is convenient for clamping the battery packs on the placement plates 5 at different heights. Starting the second motor 415 can drive the movable plate 413 to drive the clamping plate 42 to move forward and backward, so that the battery pack can be transferred from the placement plate 5 to the conveying assembly 1; The outer surface of the U-shaped plate 6 is fixedly connected with a docking block 7, and the outer surface of the docking block 7 is slidably sleeved with a mounting shell 8, and the outer surface of the mounting shell 8 is fixedly connected to the inner wall of the fixing frame 3. By arranging the placement plate 5, the U-shaped plate 6, the docking block 7 and the mounting shell 8, when in use, the U-shaped plate 6 is moved to the inner side of the fixing frame 3 by a transport vehicle, and the mounting shell 8 is docked by the docking block 7 to realize the positioning of the U-shaped plate 6, the placement plate 5 and the battery pack; The new energy vehicle battery pack assembly line and its assembly process include the following steps: Step 1: Place the battery pack on the placement plate 5, and use a transport vehicle to install the U-shaped plate 6 on the inner side of the fixing frame 3, so that the docking block 7 on the outer side of the U-shaped plate 6 docks with the mounting shell 8 on the inner side of the fixing frame 3; Step 2: Control the first motor 411 to rotate, the output shaft of the first motor 411 drives the slider 416 to move downward, the slider 416 drives the positioning plate 417, the moving plate 413 and the mounting frame 421 to move downward, so that the bottom ends of the four L-shaped limit rods 422 are located outside the battery pack, the hydraulic rod 423 is controlled to shorten, the output rod of the hydraulic rod 423 drives the extrusion block 424 to move downward, the extrusion block 424 pushes the abutment block 425 to move, and the abutment block 425 drives the L-shaped limit rod 422 to clamp the battery pack; Step three, start the first motor 411, the output shaft of the first motor 411 drives the slider 416, the movable plate 413, the mounting bracket 421 and the battery pack to move upward, and remove the upper placement plate 5, start the second motor 415, the output shaft of the second motor 415 drives the gear 412 to rotate, the gear 412 drives the rack 414 to move forward, place the battery pack on the conveying assembly 1, and start the conveying assembly 1 and the gel tank body 2.

[0020] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A new energy vehicle battery pack assembly line, comprising a conveying assembly (1), characterized in that: A storage tank body (2) is arranged above the conveying assembly (1), a fixing frame (3) is arranged behind the conveying assembly (1), a U-shaped plate (6) and a placement plate (5) are arranged inside the fixing frame (3), a battery pack loading device (4) is arranged inside the fixing frame (3), and the battery pack loading device (4) comprises a clamping portion (42); The clamping portion (42) comprises a mounting frame (421), an L-shaped limiting rod (422), a hydraulic rod (423) and an abutment block (425); the outer surface of the L-shaped limiting rod (422) slides through the outer surface of the mounting frame (421) and extends to the inner side of the mounting frame (421); the outer surface of the L-shaped limiting rod (422) is fixedly connected to the outer surface of the abutment block (425); and the outer surface of the bottom end of the hydraulic rod (423) is fixedly passed through the inner wall of the mounting frame (421) and extends to the bottom of the mounting frame (421); A moving part (41) is provided inside the fixing frame (3); The moving part (41) comprises a moving plate (413), a rack (414), a second motor (415) and a slider (416); a through slot is provided on the outer surface of the fixing frame (3); the slider (416) is arranged inside the through slot; the outer surface of the slider (416) is slidably connected to the inner wall of the through slot; the bottom surface of the moving plate (413) is fixedly connected to the bottom surface of the mounting frame (421); and the back surface of the second motor (415) is fixedly connected to the right end surface of the right slider (416).

2. The new energy vehicle battery pack assembly line according to claim 1, characterized in that: The clamping portion (42) further comprises an extrusion block (424) and a spring (426); the bottom surface of the extrusion block (424) is fixedly connected to the top surface of the output rod of the hydraulic rod (423); the outer surface of the extrusion block (424) is extrusion-slidably connected to the outer surface of the abutment block (425); and the bottom surface of the L-shaped limiting rod (422) is lower than the bottom surface of the hydraulic rod (423).

3. The new energy vehicle battery pack assembly line according to claim 2, characterized in that: One end of the spring (426) is fixedly connected to the inner wall of the mounting frame (421), and the other end of the spring (426) is fixedly connected to the outer surface of the abutment block (425).

4. The new energy vehicle battery pack assembly line according to claim 1, characterized in that: The moving part (41) further comprises a first motor (411), a gear (412) and a positioning plate (417); the bottom surface of the first motor (411) is fixedly connected to the inner wall of the fixing frame (3); a thread on the outer surface of the top end of the output shaft of the first motor (411) penetrates the bottom surface of the slider (416) and extends to above the slider (416); the top surface of the output shaft of the first motor (411) is rotatably connected to the inner wall of the fixing frame (3) via a first bearing.

5. The new energy vehicle battery pack assembly line according to claim 4, characterized in that: The outer surface of the left end of the second motor (415) rotates through the right end surface of the right slider (416) through a bearing and extends to the inside of the fixed frame (3); the left end surface of the output shaft of the second motor (415) is rotatably connected to the right end surface of the left slider (416) through a second bearing seat; the bottom surface of the rack (414) is fixedly connected to the top surface of the moving plate (413); the gear (412) is fixedly sleeved on the outer surface of the output shaft of the second motor (415); and the outer surface of the gear (412) is meshingly connected to the outer surface of the rack (414).

6. The new energy vehicle battery pack assembly line according to claim 4, characterized in that: The outer surface of the positioning plate (417) is fixedly connected to the outer surface of the sliding block (416); a sliding groove is provided on the outer surface of the moving plate (413); the outer surface of the positioning plate (417) extends into the interior of the moving plate (413) and is slidably connected to the inner wall of the moving plate (413).

7. The new energy vehicle battery pack assembly line according to claim 1, characterized in that: The outer surface of the U-shaped plate (6) is fixedly connected to a docking block (7), the outer surface of the docking block (7) is slidably sleeved with a mounting shell (8), and the outer surface of the mounting shell (8) is fixedly connected to the inner wall of the fixing frame (3).

8. The assembly process of the new energy vehicle battery pack assembly line according to any one of claims 1 to 7, characterized in that: The following steps are involved: Step 1: Place the battery pack on the placement plate (5), and use a transport vehicle to install the U-shaped plate (6) on the inner side of the fixing frame (3), so that the docking block (7) on the outer side of the U-shaped plate (6) is docked with the mounting shell (8) on the inner side of the fixing frame (3); Step 2: Control the first motor (411) to rotate, the output shaft of the first motor (411) drives the slider (416) to move downward, the slider (416) drives the positioning plate (417), the movable plate (413) and the mounting frame (421) to move downward, so that the bottom ends of the four L-shaped limit rods (422) are located outside the battery pack, the hydraulic rod (423) is controlled to shorten, the output rod of the hydraulic rod (423) drives the extrusion block (424) to move downward, the extrusion block (424) pushes the abutment block (425) to move, and the abutment block (425) drives the L-shaped limit rod (422) to clamp the battery pack; Step 3: Start the first motor (411), the output shaft of the first motor (411) drives the slider (416), the moving plate (413), the mounting frame (421) and the battery pack to move upward, and remove the upper placement plate (5), start the second motor (415), the output shaft of the second motor (415) drives the gear (412) to rotate, the gear (412) drives the rack (414) to move forward, and the battery pack is placed on the conveying assembly (1), and the conveying assembly 1 and the storage tank body 2 are started.

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