Cold solder joint detection equipment for lithium battery processing

Abstract

The utility model relates to the technical field of pseudo soldering detection equipment, in particular to pseudo soldering detection equipment for lithium battery processing, which comprises a first mounting frame, a first mounting plate is fixedly mounted on the upper side of the first mounting frame, a second mounting frame is movably mounted on the upper side of the first mounting plate, and an amplification tube lens is movably mounted on the second mounting frame. A second mounting plate is fixedly mounted on the front side of the first mounting plate, a movable plate is movably mounted on the upper side of the second mounting plate, a fixed plate is fixedly mounted on the front side of the movable plate, and a pressing plate is movably mounted on the movable plate. According to the utility model, through combination of visual observation, vibration test and current detection, compared with single visual observation, the detection accuracy can be mostly increased, in addition, the lithium battery can be fixed by the equipment, the position of the amplification barrel lens can be flexibly adjusted, the convenience of the equipment in use is increased, the structure of the equipment is concentrated and simple, and the equipment is convenient to use. And the cost of the used equipment is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to virtual welding detection equipment technical field, specifically is a virtual welding detection equipment for lithium battery processing. BACKGROUND

[0002] Lithium ion battery pack is in series or parallel to lithium ion battery, wherein the lithium battery needs to be welded, however, the welding process often needs to ensure the quality of welding between each cell tab and connecting piece in the lithium battery module. If there is a problem in the welding link, the voltage and internal resistance of the battery at the virtual welding position in the module will often be abnormal, resulting in abnormal operation of the entire battery module, which may affect the charging and discharging of the module, and in severe cases, may cause thermal runaway and safety accidents. Therefore, after the lithium battery is produced, the welding position of the lithium battery needs to be checked. The existing detection methods with high accuracy include ultrasonic detection and laser detection. These detection methods have high accuracy but require equipment and technical personnel support, which is costly and not suitable for small or small batch lithium battery detection. In addition, the existing visual detection method is unstable, as the welding points are small and difficult to observe, making detection more troublesome. Therefore, we propose a virtual welding detection equipment for lithium battery processing to solve the above problems. SUMMARY

[0003] The utility model discloses a virtual welding detection equipment for lithium battery processing, which solves the problems of high cost of existing detection methods and instability of visual detection methods in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a virtual welding detection equipment for lithium battery processing, comprising a first mounting frame, a first mounting plate is fixedly installed on the upper side of the first mounting frame, a second mounting frame is movably installed on the upper side of the first mounting plate, an enlarging tube mirror is movably installed on the second mounting frame, a second mounting plate is fixedly installed on the front side of the first mounting plate, an activity board is movably installed on the upper side of the second mounting plate, a fixed plate is fixedly installed on the front side of the activity board, and a pressing plate is movably installed on the activity board.

[0005] Preferably, the lower side of the pressing plate is fixedly installed with an activity rod, an activity slot is formed in the activity board, the activity rod slides in the activity slot, two groups of first guide rods are fixedly installed in the activity slot, a guide hole is formed in the activity rod, the activity rod is movably sleeved on the first guide rod through the guide hole, a spring is sleeved on the first guide rod, and the spring abuts against the activity rod.

[0006] Preferably, flexible pads are fixedly installed on the opposite sides of the pressing plate and the fixed plate, and push blocks are fixedly installed on the left and right sides of the pressing plate.

[0007] Preferably, the first sliding block is movably sleeved on the second guide rod, the fixing plate is fixedly installed on the left lower end of the second installation plate, a fixing rod is fixedly installed on the installation block, a torsional spring is sleeved on the fixing rod, a limiting inclined plate is rotatably installed on the fixing rod, and the end of the torsional spring is fixed to the limiting inclined plate.

[0008] Preferably, the end of the second mounting frame is fixedly installed with a screw sleeve, the front side of the magnifying tube lens is flat, and a screw rod is threadedly sleeved in the screw sleeve and abuts against the front side of the magnifying tube lens.

[0009] Preferably, the rear side of the second mounting frame is fixedly installed with a second sliding block, the upper side of the first installation plate is provided with a second sliding groove, and the second sliding groove is fixedly installed with a third guide rod.

[0010] Preferably, the first installation frame is provided with a placing groove, and a test ammeter is placed in the placing groove.

[0011] Preferably, the angle between the first installation plate and the second installation plate is 90 degrees, and the angle between the second installation plate and the first installation frame is 30 degrees.

[0012] Compared with the prior art, the utility model has the advantages that: the utility model combines visual observation, vibration test and current detection, and compared with single visual observation, can mostly increase the accuracy of detection, the device can fix the lithium battery, the position of the magnifying tube lens can be flexibly adjusted, the convenience of use of the device is increased, the structure of the device is simple, the cost of the device is low, and the use cost of the device is saved. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating any creative labor.

[0014] Figure 1 It is a structural front view schematic diagram of the utility model;

[0015] Figure 2The structure separation schematic view of the first mounting frame of the utility model is shown in the figure.

[0016] Figure 3 The structure separation schematic view of the movable plate of the utility model is shown in the figure.

[0017] Figure 4 The structure separation schematic view of the first mounting plate of the utility model is shown in the figure.

[0018] Figure 5 The utility model discloses Figure 3 The partial enlarged schematic view of A in the utility model is shown in the figure.

[0019] In the figure: 1, first mounting frame;2, first mounting plate;3, second mounting frame;4, magnifying barrel mirror;5, second mounting plate;6, movable plate;7, fixed plate;8, compression plate;9, movable rod;10, movable slot;11, first guide rod;12, spring;13, guide hole;14, flexible pad;15, push block;16, first sliding block;17, first sliding slot;18, second guide rod;19, mounting block;20, limit inclined plate;21, fixed rod;22, torsional spring;23, limit slot;24, screw sleeve;25, screw rod;26, placing groove;27, test ammeter;28, second sliding block;29, second sliding slot;30, third guide rod. Specific implementation

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-5 The utility model provides an embodiment: a kind of virtual welding detection equipment for lithium battery processing, including first mounting frame 1, the upper side of first mounting frame 1 is fixedly installed with first mounting plate 2, the upper side of first mounting plate 2 is movably installed with second mounting frame 3, second mounting frame 3 is movably installed with magnifying barrel mirror 4, the front side of first mounting plate 2 is fixedly installed with second mounting plate 5, the upper side of second mounting plate 5 is movably installed with movable plate 6, the front side of movable plate 6 is fixedly installed with fixed plate 7, movable plate 6 is movably installed with compression plate 8, and the equipment can mostly increase the accuracy of detection by the way of visual observation, vibration test and current detection;

[0022] Further, the lower side of the pressing plate 8 is fixedly installed with a movable rod 9, the movable plate 6 is provided with a movable slot 10, the movable rod 9 slides in the movable slot 10, two groups of first guide rods 11 are fixedly installed in the movable slot 10, the movable rod 9 is provided with a guide hole 13, the movable rod 9 is movably sleeved on the first guide rod 11 through the guide hole 13, a spring 12 is sleeved on the first guide rod 11, and the spring 12 abuts against the movable rod 9. The structure makes the pressing plate 8 capable of clamping the lithium battery through the action of the spring 12, so that the lithium battery is convenient to observe and the stability during use of the equipment is increased.

[0023] Further, the opposite sides of the pressing plate 8 and the fixed plate 7 are fixedly installed with flexible pads 14, and the left and right sides of the pressing plate 8 are fixedly installed with push blocks 15. The structure makes the user push the push block 15 to move the pressing plate 8, so that the movement of the pressing plate 8 is more convenient, and the flexible pads 14 can increase the friction between the fixed plate 7, the pressing plate 8 and the lithium battery.

[0024] Further, the lower side of the movable plate 6 is fixedly installed with a first sliding block 16, the center position of the second mounting plate 5 is provided with a first sliding groove 17, a second guide rod 18 is fixedly installed in the first sliding groove 17, the first sliding block 16 is movably sleeved on the second guide rod 18, the left lower end of the fixed plate 7 is fixedly installed with a mounting block 19, a fixed rod 21 is fixedly installed on the mounting block 19, a torsional spring 22 is sleeved on the fixed rod 21, a limiting inclined plate 20 is rotatably installed on the fixed rod 21, the end of the torsional spring 22 is fixed to the limiting inclined plate 20, and the left side of the second mounting plate 5 is arrayed with limiting grooves 23. The end of the limiting inclined plate 20 is clamped in the limiting groove 23. The structure makes the movable plate 6 capable of moving on the second mounting plate 5 and being fixed through the limiting inclined plate 20, so that the position of the movable plate 6 can be adjusted and the movable plate 6 can be vibrated through reciprocating movement.

[0025] Further, the end of the second mounting frame 3 is fixedly installed with a screw sleeve 24, the front side of the magnifying barrel lens 4 is flat, the screw sleeve 24 is threadedly sleeved with a screw rod 25, and the end of the screw rod 25 abuts against the front side of the magnifying barrel lens 4. The structure makes the up-down position of the magnifying barrel lens 4 relative to the second mounting frame 3 capable of being adjusted and fixed, and the functionality during use of the equipment is increased.

[0026] Further, the rear side of the second mounting frame 3 is fixedly installed with a second sliding block 28, the upper side of the first mounting plate 2 is provided with a second sliding groove 29, a third guide rod 30 is fixedly installed in the second sliding groove 29, and the second sliding block 28 is movably sleeved on the third guide rod 30. The structure makes the second mounting frame 3 capable of moving left and right, and the second mounting frame 3 can be freely moved in combination with the structure described above, and the functionality during use of the equipment is further increased.

[0027] Further, the first mounting frame 1 is provided with a placing groove 26, and a test ammeter 27 is placed in the placing groove 26, and the display screen of the test ammeter 27 exceeds the left edge of the first mounting frame 1, so that the test ammeter 27 can detect the lithium battery, and the display screen of the test ammeter 27 is easy to observe.

[0028] Further, the angle between the first mounting plate 2 and the second mounting plate 5 is 90 degrees, and the angle between the second mounting plate 5 and the first mounting frame 1 is 30 degrees, so that the user can use the magnifying tube 4 more conveniently.

[0029] Working principle: when in use, the push block 15 is pushed to move the pressing plate 8, at this time, the movable rod 9 moves in the movable groove 10, at this time, the movable rod 9 can compress the spring 12, then the lithium battery is placed between the fixed plate 7 and the pressing plate 8, so that the lithium battery can be stably clamped, then the second mounting frame 3 is moved transversely, so that the second sliding block 28 moves in the second sliding groove 29 to adjust transversely, or the screw rod 25 is unscrewed, so that the magnifying tube 4 can be adjusted vertically, then the screw rod 25 is screwed again, the limiting inclined plate 20 can also be pressed to make the limiting inclined plate 20 be raised, so that the movable plate 6 can be moved vertically, until the lithium battery is in the appropriate position, then the limiting inclined plate 20 is released, under the action of the torsional spring 22, the limiting inclined plate 20 can be clamped in the limiting groove 23 to fix the position of the movable plate 6, when detecting, the magnifying tube 4 can be used for visual inspection, the limiting inclined plate 20 can also be pressed to make the movable plate 6 move, so that the movable plate 6 is shaken to detect, or the test ammeter 27 is used for current detection, the above is the whole working principle of the utility model.

[0030] It is apparent for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the utility model. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the utility model is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. A false welding detection equipment for lithium battery processing, comprising a first mounting frame (1), a first mounting plate (2) is fixedly installed on the upper side of the first mounting frame (1), characterized in that: an amplifying barrel lens (4) is movably installed on the second mounting frame (3) movably installed on the upper side of the first mounting plate (2), a second mounting plate (5) is fixedly installed on the front side of the first mounting plate (2), an activity plate (6) is movably installed on the upper side of the second mounting plate (5), a fixed plate (7) is fixedly installed on the front side of the activity plate (6), and a pressing plate (8) is movably installed on the activity plate (6).

2. The false solder detecting apparatus for lithium battery processing according to claim 1, characterized in that: An activity rod (9) is fixedly installed on the lower side of the pressing plate (8), an activity slot (10) is formed in the activity plate (6), the activity rod (9) slides in the activity slot (10), two groups of first guide rods (11) are fixedly installed in the activity slot (10), a guide hole (13) is formed in the activity rod (9), the activity rod (9) is movably sleeved on the first guide rod (11) through the guide hole (13), a spring (12) is sleeved on the first guide rod (11), and the spring (12) abuts against the activity rod (9).

3. The false solder detecting apparatus for lithium battery processing according to claim 1, characterized in that: Flexible pads (14) are fixedly installed on opposite sides of the pressing plate (8) and the fixed plate (7), and push blocks (15) are fixedly installed on left and right sides of the pressing plate (8).

4. The false solder detecting apparatus for lithium battery processing according to claim 1, characterized in that: A first sliding block (16) is fixedly installed at the center position of the lower side of the activity plate (6), a first sliding groove (17) is formed at the center position of the second mounting plate (5), a second guide rod (18) is fixedly installed in the first sliding groove (17), the first sliding block (16) is movably sleeved on the second guide rod (18), an installation block (19) is fixedly installed at the lower end of the left side of the fixed plate (7), a fixed rod (21) is fixedly installed on the installation block (19), a torsional spring (22) is sleeved on the fixed rod (21), a limiting inclined plate (20) is rotatably installed on the fixed rod (21), the end of the torsional spring (22) is fixed to the limiting inclined plate (20), limiting grooves (23) are arrayed on the left side of the second mounting plate (5), and the end of the limiting inclined plate (20) is clamped in the limiting groove (23).

5. The false solder detecting apparatus for processing a lithium battery according to claim 1, characterized in that: A screw sleeve (24) is fixedly installed at the end of the second mounting frame (3), the front side of the amplifying barrel lens (4) is flat, a screw rod (25) is threadedly sleeved in the screw sleeve (24), and the end of the screw rod (25) abuts against the front side of the amplifying barrel lens (4).

6. The false solder detecting apparatus for processing a lithium battery according to claim 1, characterized in that: A second sliding block (28) is fixedly installed on the rear side of the second mounting frame (3), a second sliding groove (29) is formed on the upper side of the first mounting plate (2), a third guide rod (30) is fixedly installed in the second sliding groove (29), and the second sliding block (28) is movably sleeved on the third guide rod (30).

7. The false solder detecting apparatus for processing a lithium battery according to claim 1, characterized in that: A placing groove (26) is formed on the first mounting frame (1), a test ammeter (27) is placed in the placing groove (26), and the display screen of the test ammeter (27) exceeds the left edge of the first mounting frame (1).

8. The false solder detecting apparatus for processing a lithium battery according to claim 1, characterized in that: The angle between the first mounting plate (2) and the second mounting plate (5) is ninety degrees, and the angle between the second mounting plate (5) and the first mounting rack (1) is thirty degrees.

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