CN220961271U - Adjustable visual detection module and tab lamination automatic adjustment detection device - Google Patents

Abstract

The utility model discloses an adjustable visual detection module, which comprises a servo module, a detection camera, a liquid zoom lens, a light source and a triangular prism, wherein an adjusting platform is rotatably connected to the servo module; the rear end of the adjusting platform is fixedly provided with a camera mounting seat, and the base of the detection camera is adjustably arranged on the camera mounting seat; the front end of the base of the detection camera is adjustably connected with a light source; the front end of the adjusting platform is adjustably provided with a triangular prism; and the automatic tab stacking adjustment detection device comprises four adjustable visual detection modules, triangular prisms positioned at two ends respectively correspond to two side surfaces between two tabs, and two triangular prisms in the middle respectively correspond to two outer side surfaces of two tabs on the same side of the battery cell product. The utility model is not limited by space, can adjust the position, and can detect 4 directions of the same-side lugs of the battery cell product without contact.

Description

Adjustable visual detection module and tab lamination automatic adjustment detection device

Technical Field

The utility model relates to an adjustable visual detection module and an automatic tab lamination adjustment detection device.

Background

At present, the detection equipment of the electrode lugs on the same side of the battery cell product is suitable for the situation that the distance between the electrode lugs on the same side of the battery cell product is relatively large; for the battery core products with smaller electrode lug spacing and larger height on the same side, the cooperation of the movable module and the prism is utilized, and the battery core products with smaller electrode lug spacing and larger electrode lug height dimension on the same side are detected by utilizing the prism principle, as in the patent of 2022.08.12 disclosed in the invention with the publication number of CN114894810A, a method and a device for detecting the electrode lugs are disclosed, the device comprises a second detection mechanism, which is used for shooting the inner side surface of the electrode lugs of the battery core, and comprises a second highlighting light source, a second movable module, an inner detection camera, a third movable module and the prism. The second highlight light source is used for shining the highlight light to the medial surface, and the third removes the movable module and can drive the prism and remove towards the utmost point ear to reflect the medial surface of utmost point ear, interior detection camera is used for shooting the reflection mirror surface of prism, makes interior detection camera can shoot the medial surface of utmost point ear unrestricted by space. However, the positions of the detection camera and the prism cannot be adjusted in multiple directions, and the applicability is not strong.

Disclosure of utility model

In order to overcome the above disadvantages, the present utility model aims to provide an adjustable visual detection module and an automatic tab stacking adjustment detection device which are suitable for detecting a cell product with smaller tab spacing and larger height on the same side and can perform position adjustment in multiple directions.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the adjustable visual detection module comprises a servo module, a detection camera, a liquid zoom lens, a light source and a triangular prism, wherein the liquid zoom lens is installed on the detection camera, a mounting platform is arranged on the servo module, the mounting platform is connected with an adjusting platform through a bolt positioned in the middle, and the adjusting platform is rotatably installed on the mounting platform through a plurality of first arc waist holes arranged around the bolt; the camera mounting seat is fixedly arranged at the rear end of the adjusting platform, and the base of the detection camera is adjustably arranged on the camera mounting seat through a plurality of first strip-shaped waist holes which run up and down; the front end of the base of the detection camera is adjustably connected with a light source platform through a second strip-shaped waist hole which runs back and forth, and the light source is installed and fixed on the light source platform; the front end on the adjustment platform is provided with a prism lower installation seat through a third strip waist hole which runs back and forth in an adjustable mode, the prism lower installation seat is provided with a prism upper installation seat through a fourth strip waist hole which runs up and down in an adjustable mode, and the base of the triangular prism is rotatably installed on the prism upper installation seat through at least one pair of second arc waist holes.

The adjustable visual detection module has the advantages that firstly, through the refraction principle of the triangular prism and the driving of the servo module, the detection camera, the prism and the light source can be adjusted and positioned to the detection position of the lug for shooting detection, and the adjustable visual detection module is beneficial to being embedded into miniaturized and modern equipment so as not to be limited by space; secondly, the liquid zoom lens is adopted, so that a clearer detection image can be obtained, and the detection precision is improved; thirdly, through the arrangement of the plurality of strip-shaped waist holes and the arc-shaped waist holes, the detection camera, the light source and the prism can be adjusted at multiple angles, so that the applicability is improved; fourthly, the triangular prism is arranged on the upper portion of the servo module, the servo module can automatically adjust to a detection position, the camera shoots and then detects, so that the triangular prism is not contacted with the electrode lug, namely, the detection is performed on the outer side of the electrode lug, the contact of the prism and the electrode lug is avoided, the electrode lug is protected, and secondary damage of a battery cell product is also protected.

Preferably, camera scales are arranged on the base and the mounting seat of the detection camera and the corresponding camera mounting seat, and prism scales are arranged on the lower prism mounting seat and the corresponding adjusting platform. For marking the adjustment positions of the detection camera and the prism.

An automatic tab stacking adjustment detection device comprises the adjustable visual detection module positioned on the same side of a conveying line; the adjustable visual detection modules at two ends are driven by the corresponding servo modules respectively and can move back and forth in the left-right direction and the front-back direction, and the triangular prisms at two ends correspond to two side surfaces between two lugs at the same side of the battery cell product respectively and are arranged in a mirror image mode; the two adjustable vision detection modules in the middle share one servo module and can move back and forth in the front-back direction, and the two triangular prisms in the middle respectively correspond to the two outer side surfaces of the two lugs on the same side of the battery cell product and are arranged in a mirror image mode.

The tab stacking automatic adjustment detection device has the advantages that firstly, each group of adjustable visual detection modules can be adjusted and positioned to the detection position of the tab by the detection camera, the triangular prism and the light source through the refraction principle of the triangular prism and the driving of the servo module, so that the tab stacking automatic adjustment detection device is convenient to shoot and detect, and is embedded into miniaturized and modern equipment, so that the tab stacking automatic adjustment detection device is not limited by space; secondly, the liquid zoom lens is adopted, so that a clearer detection image can be obtained, and the detection precision is improved; thirdly, through the arrangement of the plurality of strip-shaped waist holes and the arc-shaped waist holes, the detection camera, the light source and the triangular prism can be adjusted at multiple angles, so that the applicability is improved; fourthly, the triangular prism is arranged on the upper part of the servo module, the servo module can automatically adjust to a detection position, and the camera shoots and then detects, so that the triangular prism is not contacted with the electrode lug, namely the detection is at the outer side of the electrode lug, the contact between the prism and the electrode lug is avoided, the electrode lug is protected, and the secondary damage of a battery cell product is also protected; fifthly, detecting the electrode lugs of the battery core product through a special triangular prism and automatic position adjustment thereof, and utilizing principle characteristics of the prism and a liquid zoom lens to meet the detection condition requirement, and utilizing zooming at different positions to shoot the electrode lugs for multiple times so as to obtain a plurality of electrode lug images; synthesizing and outputting a test image according to the plurality of images; according to the conditions of tab turnover, lamination missing and the like, which are obtained and judged by the test image, the tab defect condition can be timely and effectively obtained, so that obvious tab defects can be screened out, and the product quality is improved; and six, 4 positions of the electrode lugs of the battery cell product are all detected in a non-contact manner through 4 detection stations, the electrode lugs are combined in pairs, 4 misplacement positions are all detected on the laminated electrode lugs of the battery cell product, the overall productivity of the equipment is improved, and the operation efficiency of the equipment is improved.

Preferably, the servo modules at two ends comprise a servo linear module and a translation shaft assembly, the translation shaft assembly is arranged on the servo linear module, and the mounting platform is mounted on the translation shaft assembly; the middle servo module adopts a servo linear module; the driving direction of each servo linear module is perpendicular to the driving direction of the translation shaft assembly. The two detection cameras at the two ends can move back and forth and left and right, and the two detection cameras in the middle can move back and forth.

Preferably, the translation axle subassembly includes frame, servo motor, ball screw, a pair of slide rail, sliding platform, ball screw rotates and sets up in the frame, servo motor fixes the lateral wall at the frame, servo motor's output shaft passes the frame and is connected fixedly with ball screw, sliding platform's bottom and ball screw threaded connection, sliding platform's both ends are through a pair of slide rail slidable mounting at the up end of frame.

Preferably, the mounting platform is adjustably mounted on the upper end surface of the sliding platform through a fifth strip-shaped waist hole in the fifth trend. The adjustment range of the detection camera, the light source and the triangular prism is increased.

Preferably, a displacement sensor is arranged between the sliding platform and the frame. And the correctness of the test is ensured through the signal transmission of the sensor and the information feedback detected by the detection camera.

Preferably, a light shielding plate is arranged between every two adjacent light sources, each light shielding plate is adjustably mounted on a light shielding plate mounting bar through a sixth strip-shaped waist hole running back and forth, and the light shielding plate mounting bar is adjustably mounted on a prism upper mounting seat through a seventh strip-shaped waist hole running left and right.

Preferably, the cross section of the triangular prism is a right triangle, wherein the surface of the shorter right-angle side is positioned at the front side of the liquid zoom lens, the surface of the shorter right-angle side is a light-emitting surface, the surface of the longer right-angle side is parallel to the side surface of the tab, the tab position of the surface of the longer right-angle side is a light-entering surface, and the rest is a reflecting surface; the surface of the bevel edge is inclined with the side surface of the tab, and the surface of the bevel edge is a reflecting surface; the light shielding plate is positioned on one side of the surface where the longer right-angle side is positioned. The detection mode has the advantages that the detection mode can be realized through the prism with multiple reflections when the detection camera cannot be directly installed in a narrow space and a common prism cannot be used for complete imaging.

Preferably, the angle between the surface of the longer right-angle side and the surface of the bevel side is 22.5 degrees; the light path of the tab can vertically enter from the surface where the longer right-angle side is located, sequentially reflect through the surface where the bevel edge is located, the reflecting surface where the longer right-angle side is located and the surface where the bevel edge is located, and vertically exit from the surface where the shorter right-angle side is located.

Drawings

FIG. 1 is a perspective view of a first angle of an adjustable visual inspection module according to a first embodiment;

FIG. 2 is a perspective view of a second angle of the adjustable visual inspection module according to the first embodiment;

FIG. 3 is a perspective view of the base of the triangular prism and the mounting base of the prism in accordance with the first embodiment;

FIG. 4 is a perspective view of an adjustment platform assembled with a camera mount according to the first embodiment;

fig. 5 is a perspective view of a second embodiment;

FIG. 6 is a schematic diagram of four groups of visual inspection modules according to the second embodiment;

Fig. 7 is a perspective view of a translation shaft assembly.

Fig. 8 is a schematic structural diagram of a cross section of a prism:

in the accompanying drawings:

10. A servo module; 11. a servo linear module; 12. a translation shaft assembly; 12a, a translational shaft assembly; 12b, a servo motor; 12c, a ball screw; 12d, sliding rails; 12e, a sliding platform; 12f, a displacement sensor;

20. Detecting a camera; 21. a camera mount; 22. a first strip-shaped waist hole; 23. a camera scale;

30. A liquid zoom lens;

40. a light source; 41. a light source platform; 42. a second strip waist hole;

50. triangular prism; 51. a third strip waist hole; 52. a prism lower mounting seat; 53. a fourth strip waist hole; 54. a prism upper mounting seat; 55. a prism scale;

60. A mounting platform; 61. a fifth bar-shaped waist hole;

70. Adjusting a platform; 71. a first arcuate waist hole; 72. a bolt;

80. a conveying line;

90. a cell product; 91. a tab;

100. A light shielding plate; 101. a sixth strip waist hole; 102. a mask mounting bar; 103. and a seventh strip waist hole.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Example 1

Referring to fig. 1-4, an adjustable visual inspection module of the present embodiment includes a servo module 10, an inspection camera 20, a liquid zoom lens 30, a light source 40, and a triangular prism 50, wherein the liquid zoom lens 30 is mounted on the inspection camera 20.

Wherein, be provided with mounting platform 60 on the servo module 10, mounting platform 60 is connected with adjustment platform 70 through the bolt 72 that is located the middle part, and adjustment platform 70 is rotatable to be installed on mounting platform 60 through a plurality of first arc waist holes 71 that set up around bolt 72 for adjustment platform 70 uses bolt 72 as the centre of a circle on mounting platform 60, carries out the angle adjustment. During adjustment, the bolts on the first arc-shaped waist hole 71 and the bolts 71 in the middle are required to be loosened, at this time, the adjustment platform 70 can be rotated and adjusted due to the arrangement of the first arc-shaped waist hole 71, after the adjustment is carried out to a required position, the corresponding bolts are screwed, and at this time, the angle of the components on the adjustment platform 70 is also adjusted accordingly.

The camera mount 21 is fixedly mounted at the rear end of the adjustment platform 70 in this embodiment, as shown in fig. 2, the camera mount 21 in this embodiment is L-shaped, and the base of the detection camera 20 is adjustably mounted on the camera mount 21 through a plurality of first strip-shaped waist holes 22 running up and down, so that the vertical position of the detection camera 20 can be adjusted.

In order to record the adjustment position conveniently, the camera scale 23 is disposed on the base and the mounting seat of the detection camera 20 and the corresponding camera mounting seat 21, as shown in fig. 4, the camera scale 23 is disposed along the first bar-shaped waist hole 22.

As shown in fig. 2, the front end of the base of the detection camera 20 is adjustably connected with a light source platform 41 through a second strip-shaped waist hole 42 running back and forth, the light source 40 is installed and fixed on the light source platform 41, and when the up and down positions of the detection camera 20 are adjusted, that is, the up and down positions of the light source 40 are also adjusted synchronously, and the position (that is, the front and back positions) of the light source 40 in front of the detection camera 20 can be adjusted through the arrangement of the second strip-shaped waist hole 42.

As shown in fig. 2, the front end of the adjusting platform 70 is adjustably mounted with a prism lower mounting seat 52 through a third strip waist hole 51 running back and forth, the prism lower mounting seat 52 is adjustably mounted with a prism upper mounting seat 54 through a fourth strip waist hole 53 running up and down, and the base of the triangular prism 50 is rotatably mounted on the prism upper mounting seat 54 through at least one pair of second arc waist holes 56.

The third bar-shaped waist hole 51 is used for realizing the front-back position adjustment of the triangular prism 50, as shown in fig. 2 and 4, the prism lower mounting seat 52 and the corresponding adjusting platform 70 are provided with a prism scale 55, and specifically, the prism scale 55 is mounted on the side wall of the adjusting platform 70. The fourth bar-shaped waist hole 53 is disposed on the prism lower mount 52 for realizing the up-down position adjustment of the triangular prism 50. Because the detecting camera 20 and the triangular prism 50 are both mounted on the adjusting platform 70, the detecting camera 20 and the triangular prism 50 rotate synchronously, and in addition, the angle of the triangular prism 50 can be adjusted independently by setting the second arc waist hole 56, so that the range of applicable battery cell products is increased.

Example two

Referring to fig. 5-8, as shown in fig. 5, the adjustable visual detection modules of the first embodiment are located on the same side of the conveying line 80, and as shown in fig. 5, the adjustable visual detection modules located at two ends are driven by the corresponding servo modules 10, the corresponding servo modules 10 drive the adjustable visual detection modules at two ends to move back and forth in the left-right (X-axis direction) and front-back (Y-axis direction), and the triangular prisms 50 located at two ends correspond to two side surfaces between two tabs 91 on the same side of the battery cell product 90 respectively, and are arranged in a mirror image manner; the two middle adjustable visual detection modules share one servo module 10, namely, the two middle mounting platforms 60 are mounted on the same servo module 10, the two common servo modules 10 drive the two adjustable visual detection modules to synchronously move back and forth in the front-back direction (namely, close to or far away from), and the two middle triangular prisms 50 respectively correspond to the two outer side surfaces of the two lugs 91 on the same side of the battery cell product 90 and are arranged in a mirror image mode.

The servo modules 10 at two ends comprise a servo linear module 11 and a translation shaft assembly 12, the translation shaft assembly 12 is arranged on the servo linear module 11, the mounting platform 60 is mounted on the translation shaft assembly 12, the servo linear module 11 at two ends is used for realizing synchronous front-back movement of the detection cameras 20, the liquid zoom lens 30, the light source 40 and the triangular prism 50 at two ends, and the translation shaft assembly 12 at two ends is used for realizing synchronous left-right movement of the detection cameras 20, the liquid zoom lens 30, the light source 40 and the triangular prism 50 at two ends.

As shown in fig. 7, the translation shaft assembly 12 includes a frame 12a, a servo motor 12b, a ball screw 12c, a pair of slide rails 12d, and a sliding platform 12e, wherein the ball screw 12c is rotatably disposed in the frame 12a, the servo motor 12b is fixed on an outer side wall of the frame 12a, an output shaft of the servo motor 12b penetrates through the frame 12a and is fixedly connected with the ball screw 12c, two ends of the sliding platform 12e are slidably mounted on an upper end surface of the frame 12a through the pair of slide rails 12d, a bottom of the sliding platform 12e is in threaded connection with the ball screw 12c, and when the servo motor 12b is driven, the sliding platform 12e can move left and right on the pair of slide rails 12d, and is adjusted to be automatically positioned to a detection position of a tab for photographing detection. A displacement sensor 12f is provided between the slide table 12e and the frame 12a of the present embodiment.

As shown in fig. 7, the mounting platform 60 in the present embodiment is adjustably mounted on the upper end surface of the slide platform 12e through a fifth strip-shaped waist hole 61 running left and right (X-axis direction). To adjust the side-to-side position of the mounting platform 60 on the slide platform 12 e.

The middle servo module 10 adopts servo linear modules 11, and the driving direction of each servo linear module 11 is mutually perpendicular to the driving direction of the translation shaft assembly 12. The middle servo module 10 is used for synchronously moving the middle detection camera 20, the liquid zoom lens 30, the light source 40 and the triangular prism 50 back and forth.

As shown in fig. 5, a light shielding plate 100 is disposed between every two adjacent light sources 40, each light shielding plate 100 is adjustably mounted on a light shielding plate mounting bar 102 through a sixth strip-shaped waist hole 101 running back and forth, and the light shielding plate mounting bar 102 is adjustably mounted on the prism upper mounting seat 54 through a seventh strip-shaped waist hole 103 running left and right.

As shown in fig. 6 and 8, the cross section of the triangular prism 50 is a right triangle, wherein the plane of the shorter right-angle side a is located at the front side of the liquid zoom lens 30, the plane of the shorter right-angle side a is a light-emitting surface, both sides can be used for light path, the plane of the longer right-angle side b is parallel to the side surface of the tab 91, the tab position (i.e. the upper part of fig. 8) of the plane of the longer right-angle side b is a light-entering surface, both sides can be used for light path, and the rest (i.e. the lower part of fig. 8) is a reflecting surface; the surface of the inclined edge c is inclined with the side surface of the tab 91, and the surface of the inclined edge c is a reflecting surface; the light shielding plate 100 is located on the side of the plane where the longer right-angle side b is located. The shorter right-angle side a in the embodiment is provided with a light outlet on the surface, and the two surfaces can be communicated with light paths; the surface where the longer right-angle side b is positioned is a light inlet, the position of the lug is a reflecting surface of which both sides can be communicated with a light path and the lower part is provided with a light path; the surface of the bevel edge c is a reflecting surface; the arrow is a light path diagram from the battery cell product to the lens, the light source shines on the surface where the shorter right-angle side a is positioned, and the light is reflected to the product through the light path, so that the battery cell product is shined; and then the light is reflected from the cell product to the surface where the shorter right-angle side a is positioned, so that a complete light path is formed.

Specifically, the included angle between the surface of the longer right-angle side b and the surface of the inclined edge c is 22.5 degrees, so that the light path of the tab can vertically enter from the surface of the longer right-angle side b, firstly, the light path is reflected to the reflecting surface of the longer right-angle side b through the surface of the inclined edge c, then the light path is reflected to the surface of the inclined edge c through the reflecting surface of the longer right-angle side b, and the light path is reflected to the shorter right-angle side a through the surface of the inclined edge c and vertically exits from the surface of the shorter right-angle side a.

The detection camera 20 and the liquid zoom lens 30 in the embodiment do not act during photographing detection, so that photographing stability and shaking are guaranteed, adverse factors caused by movement are reduced, and the abnormality of turnover and deletion of the tab can be clearly detected; the electrode lugs are larger in staggered layers and unclear in photographing under normal conditions, the device adopts the liquid zoom lens 30 to zoom and photograph at different positions, a synthesis algorithm finally completes required test images, and abnormal conditions such as lamination of the electrode lugs are determined and detected through the test images; and the correctness of the test is ensured by using the information feedback detected by the sensor signal transmission and the detection camera through digital acquisition and control.

Detecting content: defects such as lug notch, lug wrinkling, lug folding, lug cracking, lug foreign matter and the like;

The working principle of the second embodiment is as follows:

The adjustable vision detection module at two ends acts: when the battery cell products are fixedly placed on the conveying line 80 and reach the detection stations of the side lugs, the photoelectric sensors on the conveying line 80 sense the battery cell products, the servo modules 10 at two ends drive the two-end detection cameras 20, the liquid zoom lens 30, the light source 40 and the triangular prism 50 to move to a photographing position in the direction X, Y respectively, the detection cameras photograph, after photographing is completed, the servo modules 10 at two ends drive the detection cameras 20, the liquid zoom lens 30, the light source 40 and the triangular prism 50 to reset along the direction X, Y until the two-end detection cameras, the liquid zoom lens 30, the light source 40 and the triangular prism 50 move to a waiting position; the conveyor line 80 runs to drive the battery cell product to flow into the lower station, the detection action is repeated, and the detection camera 20 operates to give a detection result.

The middle adjustable vision detection module acts: when the battery cell products are fixedly placed on the conveying line 80 and reach the detection stations of the side lugs, the photoelectric sensors on the conveying line 80 sense the battery cell products, the middle servo module 10 drives the middle detection camera 20, the liquid zoom lens 30, the light source 40 and the triangular prism 50 to move to a photographing position in the Y direction, the detection cameras photograph, after photographing is completed, the middle servo module 10 drives the middle two detection cameras 20, the liquid zoom lens 30, the light source 40 and the triangular prism 50 to reset in the Y direction until the middle detection camera 20, the liquid zoom lens 30, the light source 40 and the triangular prism 50 move to a waiting position; the conveyor line 80 runs to drive the battery cell product to flow into the lower station, the detection action is repeated, and the detection camera 20 operates to give a detection result.

The stations are synchronously carried out, and the measurement is completed after the products with the same battery core respectively pass through four groups of adjustable visual detection modules.

The photoelectric sensor on the conveying line 80 can be of loose CX-421-P type and is used for sensing whether the core product is detected at the detecting position on the conveying line or not.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims (10)

1. The utility model provides an adjustable visual detection module, includes servo module (10), detects camera (20), liquid zoom (30), light source (40), triangular prism (50), liquid zoom (30) are installed on detecting camera (20), its characterized in that:

the servo module (10) is provided with a mounting platform (60), the mounting platform (60) is connected with an adjusting platform (70) through a bolt (72) positioned in the middle, and the adjusting platform (70) is rotatably mounted on the mounting platform (60) through a plurality of first arc waist holes (71) which are arranged around the bolt;

The rear end of the adjusting platform (70) is fixedly provided with a camera mounting seat (21), and the base of the detection camera (20) is adjustably arranged on the camera mounting seat (21) through a plurality of first strip-shaped waist holes (22) which run up and down; the front end of the base of the detection camera (20) is adjustably connected with a light source platform (41) through a second strip-shaped waist hole (42) running forwards and backwards, and the light source (40) is installed and fixed on the light source platform (41);

The front end on the adjusting platform (70) is provided with a prism lower mounting seat (52) in an adjustable mode through a third strip-shaped waist hole (51) running back and forth, a prism upper mounting seat (54) is provided with a fourth strip-shaped waist hole (53) running up and down on the prism lower mounting seat (52) in an adjustable mode, and a base of the triangular prism (50) is rotatably arranged on the prism upper mounting seat (54) through at least one pair of second arc-shaped waist holes (56).

2. The adjustable visual inspection module of claim 1, wherein:

A camera scale (23) is arranged on the base and the mounting seat of the detection camera (20) and the corresponding camera mounting seat (21);

And a prism scale (55) is arranged on the prism lower mounting seat (52) and the corresponding adjusting platform (70).

3. An automatic adjustment detection device for tab lamination, which is characterized in that:

The adjustable vision inspection module of any one of the four claims 1-2 located on the same side of a conveyor line (80);

The adjustable vision detection modules at the two ends are driven by the corresponding servo modules (10) respectively and can move back and forth in the left-right direction and the front-back direction, and the triangular prisms (50) at the two ends correspond to the two side surfaces between the two lugs (91) at the same side of the battery cell product (90) respectively and are arranged in a mirror image mode;

The two adjustable vision detection modules in the middle share one servo module (10) and can move back and forth in the front-back direction, and the two triangular prisms (50) in the middle respectively correspond to the two outer side surfaces of the two lugs (91) on the same side of the battery cell product (90) and are arranged in a mirror image mode.

4. The tab stacking automatic adjustment detecting device according to claim 3, wherein:

The servo modules (10) at two ends comprise a servo linear module (11) and a translation shaft assembly (12), the translation shaft assembly (12) is arranged on the servo linear module (11), and the mounting platform (60) is mounted on the translation shaft assembly (12);

the middle servo module (10) adopts a servo linear module (11);

the driving direction of each servo linear module (11) is perpendicular to the driving direction of the translation shaft assembly (12).

5. The tab stacking automatic adjustment detecting device according to claim 4, wherein: the translation axle subassembly (12) include frame (12 a), servo motor (12 b), ball screw (12 c), a pair of slide rail (12 d), slide platform (12 e), ball screw (12 c) rotate and set up in frame (12 a), servo motor (12 b) are fixed at the lateral wall of frame (12 a), the output shaft of servo motor (12 b) passes frame (12 a) and is connected fixedly with ball screw (12 c), the bottom and the ball screw (12 c) threaded connection of slide platform (12 e), the up end at frame (12 a) is installed through a pair of slide rail (12 d) slidable in both ends of slide platform (12 e).

6. The tab stacking automatic adjustment detecting device according to claim 5, wherein: the mounting platform (60) is adjustably mounted on the upper end face of the sliding platform (12 e) through a fifth strip-shaped waist hole (61) which runs left and right.

7. The tab stacking automatic adjustment detecting device according to claim 5, wherein: a displacement sensor (12 f) is arranged between the sliding platform (12 e) and the frame (12 a).

8. The tab stacking automatic adjustment detecting device according to claim 3, wherein: a light shielding plate (100) is arranged between every two adjacent light sources (40), each light shielding plate (100) is adjustably mounted on a light shielding plate mounting strip (102) through a sixth strip-shaped waist hole (101) running back and forth, and the light shielding plate mounting strip (102) is adjustably mounted on a prism upper mounting seat (54) through a seventh strip-shaped waist hole (103) running left and right.

9. The tab stacking automatic adjustment detection device according to claim 8, wherein: the cross section of the triangular prism (50) is a right triangle, wherein the surface of the shorter right-angle side (a) is positioned at the front side of the liquid zoom lens (30), the surface of the shorter right-angle side (a) is a light-emitting surface, the surface of the longer right-angle side (b) is parallel to the side surface of the tab (91), the tab position of the surface of the longer right-angle side (b) is a light-entering surface, and the rest is a reflecting surface; the surface of the bevel edge (c) is inclined with the side surface of the lug (91), and the surface of the bevel edge (c) is a reflecting surface; the light shielding plate (100) is positioned on one side of the surface where the longer right-angle side (b) is positioned.

10. The tab stacking automatic adjustment detecting device according to claim 9, wherein:

The included angle between the surface of the longer right-angle side (b) and the surface of the bevel side (c) is 22.5 degrees;

The light path of the tab can vertically enter from the surface of the longer right-angle side (b), sequentially reflect through the surface of the inclined side (c), the reflecting surface of the longer right-angle side (b) and the surface of the inclined side (c), and vertically exit from the surface of the shorter right-angle side (a).