Automatic tab welding equipment

Abstract

The utility model discloses automatic tab welding equipment which comprises a workbench, cushion blocks are fixedly connected to the edges of the inner walls of an upper fixing block and a lower fixing block, welding pieces are distributed between the cushion blocks, a supporting frame is installed on one side of the upper end of the workbench, and a lifting frame is installed on one side of the supporting frame in an inserted mode. A first locking rotary knob is vertically installed on one side of the lifting frame in an inserted mode, a welding detection camera is installed on the front side of the lifting frame, an air cylinder is vertically installed on the other side of the upper end of the workbench, and an automatic feeding mechanism is installed at one end of the air cylinder. According to the automatic tab welding equipment, the fixed disc can be driven by the stepping motor to perform rotary adjustment, rotary continuous machining can be performed, the efficiency is better, the two sets of automatic feeding mechanisms and the automatic welding mechanism can perform stable and sequential welding, the welding is more stable, welding deviation is avoided, and the welding quality is improved. And efficient detection can be conducted through the two sets of welding detection cameras, the defective rate is greatly reduced, the machining effect is better, and automation is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of pole tab welding, in particular to automatic pole tab welding equipment. Background Art

[0002] There are two ways to make lithium-ion batteries: winding and stacking. The winding method uses a positive electrode, a negative electrode and a separator to be wound together through a designed tooling; the stacking method uses a layer of positive electrode, a layer of negative electrode and a layer of separator, and multiple layers are stacked together. Regardless of the production method, the pole ear welding is required.

[0003] In the existing CN219310330U pole ear welding device, during the welding process, the pole ear and the un-dressed area of ​​the bare battery cell are clamped, which effectively prevents the deviation, dislocation, wrinkles and other problems caused by vibration of the pole ear during the welding process, enhances the flatness and neatness of the pole ear welding area, ensures the quality of welding, and ensures the yield rate of the battery cell. However, there are shortcomings. The existing equipment has poor processing efficiency and poor adaptability to the battery and the pole ear. It cannot perform effective detection and the yield rate is unstable. Therefore, an automatic pole ear welding equipment is needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an automatic tab welding device to solve the problems mentioned in the above background technology that the tab welding device has poor processing efficiency, poor adaptability to batteries and tabs, cannot perform effective detection, and has unstable yield rate.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic pole ear welding device, comprising a workbench, a stepper motor is vertically installed at the center position of the upper end of the workbench, and a fixed plate is installed at the output end of the stepper motor, a feeding plate is fixedly connected to the upper edge of the fixed plate, and a lower fixed block is fixedly connected to the front side of the upper end of the feeding plate, a positioning slot is provided on the front side of the upper end of the lower fixed block, and a pole ear slot is inserted and installed on the inner wall of the positioning slot, a third locking knob is inserted and installed on the upper edge of the pole ear slot, a slide rail is provided on the rear side of the upper end of the feeding plate, and a A slider, an upper fixed block is fixedly connected to the upper end of the slider, and a second locking knob is installed on the inner wall of the slider, pads are fixedly connected to the inner wall edges of the upper and lower fixed blocks, and welding parts are distributed between the pads, a support frame is installed on one side of the upper end of the workbench, and a lifting frame is installed on one side of the support frame, a first locking knob is vertically installed on one side of the lifting frame, and a welding detection camera is installed on the front side of the lifting frame, a cylinder is vertically installed on the other side of the upper end of the workbench, and an automatic feeding mechanism is installed at one end of the cylinder, and automatic welding mechanisms are distributed between the cylinders at intervals.

[0006] Preferably, the welding detection camera is distributed in a vertical position with the weldment, and the welding detection camera is distributed in two groups on the workbench. The welding detection camera is connected to the support frame in a sliding and lifting manner through a lifting frame, and the lifting frame is locked and fixedly connected to the support frame through a second locking knob.

[0007] Preferably, the welding piece is installed in the upper fixed block and the lower fixed block with the loading plate in a limited support through a pad, and the welding piece, the upper fixed block and the lower fixed block are distributed in a ring-shaped position on the fixed disk.

[0008] Preferably, the welding piece, the upper fixing block and the lower fixing block are connected to the workbench in stepping rotation via a stepping motor, and the rotation distance of the welding piece matches the spacing between the welding detection camera, the automatic feeding mechanism and the automatic welding mechanism.

[0009] Preferably, the automatic feeding mechanism is telescopically connected to the fixed plate via a cylinder, and the automatic feeding mechanism and the automatic welding mechanism are distributed in two groups of annular intervals on the workbench.

[0010] Preferably, the upper fixed block is slidably and telescopically connected to the loading plate in the slide rail through a slider, and the upper fixed block is locked and fixedly connected to the loading plate through a second locking knob, and the pole ear groove is slidably inserted and installed with the lower fixed block through a positioning slot.

[0011] Compared with the prior art, the beneficial effects of the utility model are: the automatic pole ear welding equipment can drive the fixed plate to rotate and adjust through a stepper motor, and can perform continuous rotation processing, which is more efficient, and two sets of automatic feeding mechanisms and automatic welding mechanisms can perform stable and sequential welding, which is more stable and avoids welding deviation, and can perform efficient detection through two sets of welding detection cameras, which greatly reduces the defective rate, has better processing effect, and is more automated. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a three-dimensional diagram of an automatic tab welding device of the utility model;

[0013] Figure 2 This is a top view of a feeder plate of an automatic tab welding device of the utility model;

[0014] Figure 3 This utility model is an automatic pole ear welding equipment Figure 1 Enlarged view of point A in the middle;

[0015] Figure 4 This utility model is an automatic pole ear welding equipment Figure 1 Enlarged view of point B in the middle;

[0016] Figure 5 This utility model is an automatic pole ear welding equipment Figure 2 Enlarged view of point C in the middle;

[0017] Figure 6 This utility model is an automatic pole ear welding equipment Figure 2 Enlarged view of point D in the middle.

[0018] In the figure: 1. workbench, 2. stepper motor, 3. welding detection camera, 4. support frame, 5. welding part, 6. feeding plate, 7. fixing plate, 8. automatic feeding mechanism, 9. automatic welding mechanism, 10. upper fixing block, 11. lower fixing block, 12. cylinder, 13. first locking knob, 14. lifting frame, 15. second locking knob, 16. slider, 17. pad, 18. slide rail, 19. pole ear slot, 20. positioning slot, 21. third locking knob. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0020] See also Figure 1-6The utility model provides a technical solution: an automatic pole ear welding device, including a workbench 1, a stepper motor 2, a welding detection camera 3, a support frame 4, a welding piece 5, a feeding plate 6, a fixed plate 7, an automatic feeding mechanism 8, an automatic welding mechanism 9, an upper fixed block 10, a lower fixed block 11, a cylinder 12, a first locking knob 13, a lifting frame 14, a second locking knob 15, a slider 16, a cushion block 17, a slide rail 18, a pole ear groove 19, a positioning slot 20 and a third locking knob 21. A stepper motor 2 is vertically installed at the center of the upper end of the workbench 1, and a fixed plate 7 is installed at the output end of the stepper motor 2. The upper edge of the fixed plate 7 is fixedly connected to the feeding plate 6, and the upper front side of the feeding plate 6 is fixedly connected to the lower fixed block 11, and the upper front side of the lower fixed block 11 is opened There is a positioning slot 20, and a pole ear slot 19 is inserted and installed on the inner wall of the positioning slot 20, and a third locking knob 21 is inserted and installed on the upper edge of the pole ear slot 19. A slide rail 18 is opened on the rear side of the upper end of the loading plate 6, and a slider 16 is inserted and installed on the inner wall of the slide rail 18. The upper end of the slider 16 is fixedly connected with an upper fixed block 10, and a second locking knob 15 is inserted and installed on the inner wall of the slider 16. The upper fixed block 10 is slidably and telescopically connected to the loading plate 6 in the slide rail 18 through the slider 16, and the upper fixed block 10 is locked and fixedly connected to the loading plate 6 through the second locking knob 15. The pole ear slot 19 is slidably inserted and installed with the lower fixed block 11 through the positioning slot 20, so that the upper fixed block 10 and the pole ear slot 19 can be easily and quickly adjusted, which is convenient for rapid adaptation of the welded part 5.

[0021] The inner wall edges of the upper fixed block 10 and the lower fixed block 11 are fixedly connected with pads 17, and welding parts 5 are distributed between the pads 17. The welding parts 5 are installed in the upper fixed block 10 and the lower fixed block 11 with limited support and the loading plate 6 through the pads 17, and the welding parts 5, the upper fixed block 10 and the lower fixed block 11 are distributed in a ring-shaped position on the fixed disk 7, so that the welding parts 5 can be easily installed quickly and stably, and can be distributed in a ring shape, which is more convenient for continuous processing.

[0022] The welding part 5, the upper fixed block 10 and the lower fixed block 11 are connected to the workbench 1 in stepping rotation through the stepping motor 2, and the rotation distance of the welding part 5 matches the spacing between the welding detection camera 3, the automatic feeding mechanism 8 and the automatic welding mechanism 9, so that the welding part 5, the upper fixed block 10 and the lower fixed block 11 can be conveniently adjusted in stepping rotation, which is convenient for continuous processing and better automation.

[0023] A support frame 4 is installed on one side of the upper end of the workbench 1, and a lifting frame 14 is installed on one side of the support frame 4, a first locking knob 13 is vertically installed on one side of the lifting frame 14, and a welding detection camera 3 is installed on the front side of the lifting frame 14, the welding detection camera 3 and the welded part 5 are distributed in a vertical position, and the welding detection camera 3 is distributed in two groups on the workbench 1, the welding detection camera 3 is connected to the support frame 4 in a sliding lifting manner through the lifting frame 14, and the lifting frame 14 is locked and fixedly connected to the support frame 4 through the second locking knob 15, so that the welding detection camera 3 can perform two groups of detections, and the lifting position can be adjusted, which is flexible to use.

[0024] A cylinder 12 is vertically installed on the other side of the upper end of the workbench 1, and an automatic feeding mechanism 8 is installed at one end of the cylinder 12. The automatic feeding mechanism 8 is telescopically connected to the fixed plate 7 through the cylinder 12, and the automatic feeding mechanism 8 and the automatic welding mechanism 9 are distributed in two groups of annular intervals on the workbench 1, so that the automatic feeding mechanism 8 and the automatic welding mechanism 9 are convenient for sequential feeding and welding of two groups, which is more stable and more efficient. The automatic welding mechanisms 9 are distributed at intervals between the cylinders 12.

[0025] Working principle: When using the automatic pole ear welding equipment, first connect the device to the power supply, then slide the upper fixed block 10 to the appropriate size through the second locking knob 15, the slider 16 and the slide rail 18, then quickly disassemble and assemble the pole ear slot 19 through the positioning slot 20 and the third locking knob 21 to make it adapt, and then support and fix the welding part 5 through the pad 17, then start the stepper motor 2 to drive the fixed plate 7 to rotate in steps, so that it moves to the automatic feeding mechanism 8 and the automatic welding mechanism 9 in turn for feeding and welding, and then move the welded welded part 5 to the welding detection camera 3, and perform two sets of inspections, and then take the unloading, and while rotating, continuous feeding, welding and detection operations can be performed. This is the use process of the automatic pole ear welding equipment.

[0026] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automatic tab welding device, comprising a workbench (1), a stepper motor (2) being vertically mounted at the center of the upper end of the workbench (1), and a fixed plate (7) being mounted at the output end of the stepper motor (2), characterized in that: The upper edge of the fixed plate (7) is fixedly connected to a loading plate (6), and the upper front side of the loading plate (6) is fixedly connected to a lower fixed block (11); the upper front side of the lower fixed block (11) is provided with a positioning slot (20), and the inner wall of the positioning slot (20) is plugged with a pole ear slot (19), and the upper edge of the pole ear slot (19) is plugged with a third locking knob (21); the upper rear side of the loading plate (6) is provided with a slide rail (18), and the inner wall of the slide rail (18) is plugged with a slider (16), the upper end of the slider (16) is fixedly connected to the upper fixed block (10), and the inner wall of the slider (16) is plugged with a second locking knob (15), The inner wall edges of the upper fixed block (10) and the lower fixed block (11) are fixedly connected with cushion blocks (17), and welding parts (5) are distributed between the cushion blocks (17); a support frame (4) is installed on one side of the upper end of the workbench (1), and a lifting frame (14) is installed on one side of the support frame (4); a first locking knob (13) is installed vertically on one side of the lifting frame (14), and a welding detection camera (3) is installed on the front side of the lifting frame (14); a cylinder (12) is installed vertically on the other side of the upper end of the workbench (1), and an automatic feeding mechanism (8) is installed on one end of the cylinder (12); and automatic welding mechanisms (9) are distributed between the cylinders (12) at intervals.

2. The automatic tab welding equipment according to claim 1, characterized in that: The welding detection camera (3) and the welded part (5) are arranged in a vertical position, and the welding detection camera (3) is arranged in two groups on the workbench (1). The welding detection camera (3) is connected to the support frame (4) in a sliding and lifting manner via a lifting frame (14), and the lifting frame (14) is connected to the support frame (4) in a locking and fixed manner via a second locking knob (15).

3. The automatic tab welding equipment according to claim 2, characterized in that: The welding piece (5) is installed in the upper fixing block (10) and the lower fixing block (11) via a cushion block (17) in a limited support manner with the loading plate (6), and the welding piece (5), the upper fixing block (10) and the lower fixing block (11) are distributed in an annular position on the fixing plate (7).

4. The automatic tab welding equipment according to claim 3, characterized in that: The welding piece (5), the upper fixing block (10) and the lower fixing block (11) are connected to the workbench (1) in a stepping rotational manner via a stepping motor (2), and the rotation distance of the welding piece (5) matches the spacing between the welding detection camera (3), the automatic feeding mechanism (8) and the automatic welding mechanism (9).

5. The automatic tab welding equipment according to claim 4, characterized in that: The automatic feeding mechanism (8) is connected to the fixed plate (7) in a forward and backward telescopic manner via a cylinder (12), and the automatic feeding mechanism (8) and the automatic welding mechanism (9) are distributed in two groups of annular spaces on the workbench (1).

6. The automatic tab welding equipment according to claim 5, characterized in that: The upper fixed block (10) is slidably and telescopically connected to the loading plate (6) in the slide rail (18) via a slider (16), and the upper fixed block (10) is locked and fixedly connected to the loading plate (6) via a second locking knob (15), and the pole ear groove (19) is slidably plugged and installed with the lower fixed block (11) via a positioning slot (20).

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