CN113466242A - Square lithium battery facet appearance defect detection device and application method - Google Patents
Square lithium battery facet appearance defect detection device and application method Download PDFInfo
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- CN113466242A CN113466242A CN202110724878.XA CN202110724878A CN113466242A CN 113466242 A CN113466242 A CN 113466242A CN 202110724878 A CN202110724878 A CN 202110724878A CN 113466242 A CN113466242 A CN 113466242A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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Abstract
A square lithium cell facet appearance defect detection device includes: the Y-direction supporting frame comprises a bottom supporting plate, a Y-direction linear module and a Y-direction driving mechanism and is used for driving the Y-direction sliding piece to linearly reciprocate along the Y direction; the facet detection device is arranged on the Y-direction linear module, comprises an X-direction linear module, an X-direction sliding plate, an X-direction driving mechanism and a facet detection assembly and is used for detecting the facet appearance defects of the square lithium battery; the battery bottom supporting device is arranged on the bottom supporting plate, is positioned on one side of the Y-direction linear module, comprises a battery bottom supporting frame and a plurality of battery clamping jaw assemblies and is used for supporting the square lithium battery; the rotary table device is arranged on the supporting frame at the bottom of the battery, comprises a speed reducer, a belt transmission assembly and a battery large-surface adsorption assembly and is used for horizontally rotating the square lithium battery for 180 degrees; the invention also comprises an application method of the detection device. The invention has the beneficial effects that: the structure is simple, the defect detection precision is high, and the compatibility is strong.
Description
Technical Field
The invention relates to a device for detecting the facet appearance defects of a square lithium battery and an application method thereof, belonging to the technical field of lithium battery detection.
Background
At present, new energy automobiles are vigorously advocated in China, the lithium battery industry is also greatly developed, and under the condition, the requirements for appearance detection of finished lithium batteries are more and more strict. The lithium battery is divided into a soft package, a cylinder and a square according to the shape, and the square lithium battery is an aluminum shell. In the production process, the aluminum shell is easy to be damaged and scratched, and after the aluminum shell is delivered from a warehouse and before a film coating process, the appearance defects of the square lithium battery need to be detected with high precision. The appearance defect detection of the square lithium battery mainly comprises large-surface appearance defect detection, small-surface appearance defect detection and vertical-edge appearance defect detection, and the automation and mechanization levels of the small-surface appearance defect detection technology are in urgent need of improvement.
Disclosure of Invention
In order to solve the problem of facet appearance defect detection, the invention provides a facet appearance defect detection device for a square lithium battery, which has the advantages of simple structure, high defect detection precision, strong compatibility and the like, and can be directly and quickly butted with the existing production line, so that the working efficiency of the production line is improved.
The invention discloses a device for detecting the facet appearance defects of a square lithium battery, which is characterized by comprising the following components:
the Y-direction support frame comprises a bottom support plate, a Y-direction linear module and a Y-direction driving mechanism, the Y-direction linear module comprises a Y-direction guide rail assembly and a Y-direction sliding piece, the axial direction of the Y-direction linear module is taken as the Y direction, the Y-direction guide rail assembly is horizontally paved on the bottom support plate, and the Y-direction sliding piece is slidably arranged on the Y-direction linear module; the Y-direction driving mechanism is arranged at one end part of the Y-direction guide rail assembly, and the power output end of the Y-direction driving mechanism is connected with the power input end of the Y-direction guide rail assembly and is used for driving the Y-direction sliding piece to linearly reciprocate along the Y direction;
the facet detection device is arranged on the Y-direction linear module and comprises an X-direction linear module, an X-direction sliding plate, an X-direction driving mechanism and a facet detection assembly, the X-direction linear module comprises an X-direction guide rail assembly and an X-direction sliding piece arranged on the X-direction guide rail assembly in a sliding mode, the X-direction guide rail assembly is horizontally erected on the X-direction guide rail assembly and is mutually vertical to the Y-direction guide rail assembly, and the axial direction of the X-direction linear module is the X direction; the X-direction guide rail assembly is connected with the Y-direction sliding piece at the bottom; the X-direction sliding plate is arranged on the X-direction linear module and is connected with the X-direction sliding piece; the X-direction driving mechanism is arranged at one end part of the X-direction guide rail assembly, and a horizontal pushing end of the X-direction driving mechanism is connected with the X-direction sliding plate and used for driving the X-direction sliding plate to linearly move along the X direction; the facet detection assembly is mounted on the X-direction sliding plate and used for detecting facets of the square lithium batteries;
the battery bottom supporting device is arranged on the bottom supporting plate and positioned on one side of the Y-direction linear module and comprises a battery bottom supporting frame and a plurality of battery clamping jaw assemblies, the battery clamping jaw assemblies are arranged on the bottom supporting plate through the battery bottom supporting frame and comprise a pair of battery clamping jaws, a clamping cylinder, a battery base plate and a nylon baffle plate, the battery clamping jaws are right opposite, the two battery clamping jaws are arranged on the clamping cylinder through a connecting slider, the clamping cylinder is arranged and connected on one side, far away from the Y-direction linear module, of the battery bottom supporting frame through the battery base plate, and the clamping end of the clamping cylinder is connected with the connecting slider and used for controlling the distance between the two battery clamping jaws to clamp or loosen the battery; the nylon baffle is arranged at the clamping end of the battery clamping jaw and used for clamping a square lithium battery;
the turntable device is arranged on the battery bottom supporting frame and comprises a speed reducer, a belt transmission assembly and a battery large-surface adsorption assembly, the battery large-surface adsorption assembly and the speed reducer are respectively arranged on the upper side and the lower side of the battery bottom supporting frame, and the battery large-surface adsorption assembly is positioned between two battery clamping jaws and used for adsorbing a battery large surface; and the power output end of the speed reducer is connected with the bottom of the battery large-surface adsorption assembly through the belt transmission assembly and is used for driving the battery large-surface adsorption assembly to rotate.
Further, the bottom support plate comprises a first support plate and a second support plate, wherein the first support plate and the second support plate are arranged side by side and are opposite to each other, and are positioned on the same horizontal plane and are respectively used for supporting the bottoms of the two ends of the Y-direction straight line module.
Further, the X-direction driving mechanism and the Y-direction driving device are servo motors.
Further, the facet detection assembly comprises a camera and a camera light source, wherein the camera and the camera light source are both arranged on the X-direction sliding plate, and a light outlet of the camera light source is aligned with a light inlet of the camera; and a shooting opening of the camera is aligned to the small face of the square lithium battery.
Furthermore, the battery clamping jaws are of horizontally arranged L-shaped structures and are connected with the clamping ends of the clamping cylinders through connecting sliding blocks.
Further, the battery large-surface adsorption assembly comprises a large-surface sucker, an installation shaft and a large-surface cache pad, wherein the large-surface sucker is horizontally arranged between two opposite battery clamping jaws, and the large-surface cache pad is laid on the upper surface of the large-surface sucker; the bottom of the large-surface sucker is fixedly provided with a vertically arranged installation shaft, and the bottom of the installation shaft is connected with the power output end of the speed reducer through a belt transmission assembly.
Furthermore, the upper surface of the large-surface sucker sinks to form a sinking surface, so that the longitudinal section of the large-surface sucker is concave, and a large-surface cache pad is laid on the sinking surface of the large-surface sucker.
Further, the belt transmission assembly comprises a synchronous belt and a synchronous belt wheel, and the synchronous belt wheel is coaxially and fixedly arranged at the bottom of the mounting shaft; the speed reducer is connected with the synchronous belt wheels and the adjacent synchronous belt wheels through the synchronous belt wheels, so that synchronous rotation between the rotary table devices is realized.
Further, the battery bottom support frame comprises a support upright post, a support plate and a support rib plate, the support plate is mounted on the bottom support plate through the support upright post, and the support plate and the Y-direction linear module are arranged side by side; the supporting rib plates are arranged on one side, far away from the Y-direction linear module, of the supporting plate.
The application method of the device for detecting the facet appearance defects of the square lithium battery comprises the following steps:
1) feeding a square lithium battery to the middle position between the large-surface sucker and the large-surface cache pad, wherein two ends of the square lithium battery are fixed through the battery clamping jaw assembly;
2) after the square lithium battery is in place, the facet detection device moves in the Y direction under the action of the Y-direction linear module, and then the facet of the square lithium battery is photographed and scanned through the camera;
3) after the detection of the small face on one side is finished, the square lithium battery rotates 180 degrees in a plane under the action of the rotary table device, and then the small face on the other side of the square lithium battery is photographed and scanned through the camera;
4) when the type of the square lithium battery is changed, the distance between the camera and the square lithium battery is controlled by adjusting the X-direction linear module, and then the step 2) and the step 3) are repeated.
The invention has the beneficial effects that: the device has simple structure, defect detection precision height, compatible advantage such as strong, can also directly in addition with current produce the line and carry out quick butt joint, improve the work efficiency who produces the line.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a block diagram of the linear module and facet detection assembly of the present invention;
FIG. 3 is a block diagram of the battery base assembly of the present invention;
FIG. 4 is a left side view of the present invention;
fig. 5 is one of the structural views of the battery bottom supporting device and the turntable device of the present invention.
Fig. 6 is a second structural view of the battery bottom supporting device and the turntable device of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
With reference to the accompanying drawings:
embodiment 1 a device for detecting a facet appearance defect of a square lithium battery according to the present invention includes:
the Y-direction support frame 1 is used for supporting other parts for detecting the facet appearance defects and comprises a bottom support plate 11, a Y-direction linear module 12 and a Y-direction driving mechanism 13, wherein the Y-direction linear module 12 comprises a Y-direction guide rail assembly and a Y-direction sliding piece, the axial direction of the Y-direction linear module 12 is taken as the Y direction, the Y-direction guide rail assembly is horizontally paved on the bottom support plate 11, and the Y-direction sliding piece is slidably arranged on the Y-direction linear module 12; the Y-direction driving mechanism 13 is arranged at one end part of the Y-direction guide rail assembly, and a power output end of the Y-direction driving mechanism 13 is connected with a power input end of the Y-direction guide rail assembly and is used for driving the Y-direction sliding piece to linearly reciprocate along the Y direction;
the facet detection device 2 is used for detecting facet appearance defects of the square lithium battery 5, is arranged on the Y-direction linear module 12, and comprises an X-direction linear module 21, an X-direction sliding plate 22, an X-direction driving mechanism 23 and a facet detection assembly 24, wherein the X-direction linear module 21 comprises an X-direction guide rail assembly and an X-direction sliding piece arranged on the X-direction guide rail assembly in a sliding manner, the X-direction guide rail assembly is horizontally erected on the X-direction guide rail assembly and is perpendicular to the Y-direction guide rail assembly, and the axial direction of the X-direction linear module 12 is taken as the X direction; the X-direction guide rail assembly is connected with the Y-direction sliding piece at the bottom; the X-direction sliding plate 22 is arranged on the X-direction linear module and is connected with the X-direction sliding piece; the X-direction driving mechanism 23 is arranged at one end part of the X-direction guide rail assembly, and the horizontal pushing end of the X-direction driving mechanism 23 is connected with the X-direction sliding plate 22 and is used for driving the X-direction sliding plate 22 to move linearly along the X direction; the facet detection assembly 24 is mounted on the X-direction sliding plate 22 and is used for detecting facets of the square lithium battery;
a battery bottom supporting device 3 for supporting the square lithium battery, which is arranged on the bottom supporting plate 11, and is located at one side of the Y-direction linear module 12, and includes a battery bottom support frame 31 and a pair of battery clamping jaw assemblies 32, the battery jaw assembly 32 is disposed on the bottom support plate 11 through the battery bottom support bracket 31, the battery jaw assembly 32 comprises a pair of battery jaws 321, a clamping cylinder 322, a battery base plate 323 and a nylon baffle 324, the battery jaws 321 are opposite, and two of the battery jaws 321 are mounted on the clamping cylinder 322 by means of a connecting slider, the clamping cylinder 322 is installed and connected to one side of the battery bottom supporting frame 31 away from the Y-direction linear module 12 through the battery base plate 323, and the clamping end of the clamping cylinder 322 is connected with the connecting slider for controlling the distance between the two battery clamping jaws 321 to clamp or release the battery; the nylon baffle 324 is arranged at the clamping end of the battery clamping jaw 321 and used for clamping a square lithium battery;
the turntable device 4 is used for horizontally rotating the square lithium battery by 180 degrees, is arranged on the battery bottom support frame 31, and comprises a speed reducer 41, a belt transmission assembly 42 and a battery large-surface adsorption assembly 43, wherein the battery large-surface adsorption assembly 43 and the speed reducer 41 are respectively arranged on the upper side and the lower side of the battery bottom support frame 31, and the battery large-surface adsorption assembly 43 is positioned between the two battery clamping jaws 321 and is used for adsorbing a battery large surface; the speed reducer 41 is a power component, and the power output end of the speed reducer is assembled with an output wheel, and the output wheel is connected with the bottom of the battery large-surface adsorption component 43 through the belt transmission component 42 and is used for driving the battery large-surface adsorption component 43 to rotate.
Bottom sprag board 11 includes first backup pad 111 and second backup pad 112, first backup pad 111 second backup pad 112 sets up relatively side by side, and is in on the same horizontal plane, is used for supporting respectively the Y is to the both ends bottom of sharp module 12 of line.
The X-direction drive mechanism 23 and the Y-direction drive device 13 are both servo motors.
The facet detection assembly 24 includes a camera 241 and a camera light source 242, the camera 241 and the camera light source 242 are both disposed on the X-direction sliding plate 22, and a light outlet of the camera light source 242 is aligned with a light inlet of the camera 241; the shooting port of the camera 241 is aligned with the facet of the square lithium battery.
The battery clamping jaws 321 are in L-shaped structures which are horizontally arranged, are connected with the clamping end of the clamping cylinder 322 through a connecting slide block, and two battery clamping jaws 321 in the same group are positioned on the same horizontal height and are symmetrically arranged on the battery bottom supporting frame 31. The four nylon baffles 324 are arranged in pairs, and are respectively arranged at the transverse end of the L shape of the battery clamping jaw 441 in an opposite mode, and the two nylon baffles 324 in the same group are arranged in an opposite mode and are used for clamping the square lithium battery.
The battery large-surface adsorption assembly 43 comprises a large-surface suction cup 431, a mounting shaft 432 and a large-surface buffer pad 433, wherein the large-surface suction cup 431 is horizontally arranged between two opposite battery clamping jaws 321, and the large-surface buffer pad 433 is paved on the upper surface of the large-surface suction cup 431; the bottom of the large-area sucker 431 is fixedly provided with a vertically arranged installation shaft 432, and the bottom of the installation shaft is connected with the power output end of the speed reducer 41 through a belt transmission assembly 42.
The upper surface of the large-area suction cup 431 sinks to form a sinking surface, so that the longitudinal section of the large-area suction cup 431 is in a concave shape, and a large-area buffer pad 433 is paved on the sinking surface of the large-area suction cup 431.
The belt transmission assemblies 42 are provided with two sets, each set of belt transmission assembly 42 comprises a synchronous belt 421 and a synchronous belt wheel 422, and the synchronous belt wheels 422 are coaxially and fixedly arranged at the bottom of the mounting shaft; the speed reducer 41 is connected with the synchronous pulleys 422 of one set of the belt transmission assemblies 42 and the synchronous pulleys 422 of the two sets of the belt transmission assemblies 42 through the synchronous pulleys 422 respectively, so that synchronous rotation between the rotary table devices is realized.
The battery bottom support frame 31 comprises support columns 311, support plates 312 and support rib plates 313, the support plates 312 are horizontally mounted above the first support plate 111 and the second support plate 112 of the bottom support plate 11 through the two support columns 311, and the support plates 312 and the Y-direction linear module 12 are arranged side by side; the support rib plate 313 is installed on one side of the support plate 312 far away from the Y-direction linear module 12.
The drag chain 14 is paved between the first supporting plate 111 and the second supporting plate 112, the drag chain is arranged side by side with the Y-direction linear module 12, and one end of the drag chain is connected with the X-direction guide rail component.
Embodiment 2 an application method of the device for detecting the facet appearance defects of the square lithium battery, which is provided by the invention, includes the following steps:
1) the square lithium battery is fed to the middle position between the large-surface sucker 431 and the large-surface cache pad 433, and two ends of the square lithium battery are fixed by the battery clamping jaw assembly 321;
2) after the square lithium battery is in place, the facet detection device 2 moves in the Y direction under the action of the Y-direction linear module 12, and then the facet of the square lithium battery is photographed and scanned by the camera 241;
3) after the detection of the small face on one side is finished, the square lithium battery rotates 180 degrees in a plane under the action of the rotary table device 4, and then the small face on the other side of the square lithium battery is photographed and scanned through the camera 241;
4) when the type of the square lithium battery is changed, the distance between the camera 241 and the square lithium battery is controlled by adjusting the X-direction straight line module 21, and then the step 2) and the step 3) are repeated.
The embodiments described in this specification are merely illustrative of implementations of the inventive concept and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments but includes equivalent technical means as would be recognized by those skilled in the art based on the inventive concept.
Claims (10)
1. The utility model provides a square lithium cell facet appearance defect detection device which characterized in that includes:
the Y-direction supporting frame (1) comprises a bottom supporting plate (11), a Y-direction linear module (12) and a Y-direction driving mechanism (13), wherein the Y-direction linear module (12) comprises a Y-direction guide rail assembly and a Y-direction sliding piece, the axial direction of the Y-direction linear module (12) is taken as the Y direction, the Y-direction guide rail assembly is horizontally paved on the bottom supporting plate (11), and the Y-direction sliding piece is slidably arranged on the Y-direction linear module (12); the Y-direction driving mechanism (13) is arranged at one end part of the Y-direction guide rail assembly, and the power output end of the Y-direction driving mechanism (13) is connected with the power input end of the Y-direction guide rail assembly and is used for driving the Y-direction sliding piece to linearly reciprocate along the Y direction;
the facet detection device (2) is arranged on the Y-direction linear module (12) and comprises an X-direction linear module (21), an X-direction sliding plate (22), an X-direction driving mechanism (23) and a facet detection assembly (24), the X-direction linear module (21) comprises an X-direction guide rail assembly and an X-direction sliding piece arranged on the X-direction guide rail assembly in a sliding mode, the X-direction guide rail assembly is horizontally erected on the X-direction guide rail assembly and is perpendicular to the Y-direction guide rail assembly, and the axial direction of the X-direction linear module (12) is the X direction; the X-direction guide rail assembly is connected with the Y-direction sliding piece at the bottom; the X-direction sliding plate (22) is arranged on the X-direction linear module and is connected with the X-direction sliding piece; the X-direction driving mechanism (23) is arranged at one end part of the X-direction guide rail assembly, and the horizontal pushing end of the X-direction driving mechanism (23) is connected with the X-direction sliding plate (22) and is used for driving the X-direction sliding plate (22) to move linearly along the X direction; the facet detection assembly (24) is mounted on the X-direction sliding plate (22) and used for detecting facets of the square lithium battery;
battery bottom support device (3), set up in on bottom sprag board (11) to be located Y to sharp module (12) one side, including battery bottom sprag frame (31) and a plurality of battery clamping jaw subassembly (32), battery clamping jaw subassembly (32) pass through battery bottom sprag frame (31) set up in on bottom sprag board (11), battery clamping jaw subassembly (32) include a pair of battery clamping jaw (321), die clamping cylinder (322), battery bed plate (323) and nylon baffle (324), battery clamping jaw (321) just right, and two battery clamping jaw (321) are installed through connecting the slider on die clamping cylinder (322), die clamping cylinder (322) pass through battery bed plate (323) erection joint is in one side of keeping away from Y to sharp module (12) of battery bottom sprag frame (31), and the clamp end of die clamping cylinder (322) with connect the slider and link to each other, the device is used for controlling the distance between the two battery clamping jaws (321) to clamp or release the battery; the nylon baffle (324) is arranged at the clamping end of the battery clamping jaw (321) and used for clamping a square lithium battery;
the turntable device (4) is arranged on the battery bottom supporting frame (31) and comprises a speed reducer (41), a belt transmission assembly (42) and a battery large-surface adsorption assembly (43), the battery large-surface adsorption assembly (43) and the speed reducer (41) are respectively arranged on the upper side and the lower side of the battery bottom supporting frame (31), and the battery large-surface adsorption assembly (43) is positioned between two battery clamping jaws (321) and used for adsorbing a battery large surface; and the power output end of the speed reducer (41) is connected with the bottom of the battery large-surface adsorption component (43) through the belt transmission component (42) and is used for driving the battery large-surface adsorption component (43) to rotate.
2. The apparatus for detecting the defects of the square lithium battery in the small surface appearance according to claim 1, wherein: bottom sprag board (11) are including first backup pad (111) and second backup pad (112), first backup pad (111) second backup pad (112) set up relatively side by side, and are in on the same horizontal plane, are used for supporting respectively Y is to the both ends bottom of sharp module (12).
3. The apparatus for detecting the defects of the square lithium battery in the small surface appearance according to claim 2, wherein: the X-direction driving mechanism (23) and the Y-direction driving device (13) are servo motors.
4. The apparatus for detecting the defects of the square lithium battery in the small surface appearance according to claim 1, wherein: the facet detection assembly (24) comprises a camera (241) and a camera light source (242), the camera (241) and the camera light source (242) are arranged on the X-direction sliding plate (22), and a light outlet of the camera light source (242) is aligned with a light inlet of the camera (241); the shooting port of the camera (241) is aligned to the facet of the square lithium battery.
5. The apparatus for detecting the defects of the square lithium battery in the small surface appearance according to claim 1, wherein: the battery clamping jaws (321) are in L-shaped structures which are horizontally arranged and are connected with the clamping ends of the clamping cylinders (322) through connecting sliding blocks.
6. The apparatus for detecting the defects of the square lithium battery in the small surface appearance according to claim 1, wherein: the battery large-surface adsorption assembly (43) comprises a large-surface sucker (431), a mounting shaft (432) and a large-surface buffer pad (433), wherein the large-surface sucker (431) is horizontally arranged between two opposite battery clamping jaws (321), and the large-surface buffer pad (433) is laid on the upper surface of the large-surface sucker (431); the bottom of the large-area sucker (431) is fixedly provided with a vertically arranged installation shaft (432), and the bottom of the installation shaft is connected with the power output end of the speed reducer (41) through a belt transmission assembly (42) to realize synchronous rotation between the rotary table devices.
7. The apparatus for detecting defects in the facet appearance of a square lithium battery as claimed in claim 6, wherein: the upper surface of the large-surface sucker (431) sinks to form a sinking surface, so that the longitudinal section of the large-surface sucker (431) is concave, and a large-surface buffer pad (433) is paved on the sinking surface of the large-surface sucker (431).
8. The apparatus for detecting defects in the facet appearance of a square lithium battery as claimed in claim 7, wherein: the belt transmission assembly (42) comprises a synchronous belt (421) and a synchronous belt wheel (422), and the synchronous belt wheel (422) is coaxially and fixedly arranged at the bottom of the mounting shaft; the speed reducer (41) is connected with the synchronous belt wheels (422) and the adjacent synchronous belt wheels (422) through the synchronous belt wheels (422), so that the purpose is achieved.
9. The apparatus for detecting the defects of the small surface of a square lithium battery as claimed in any one of claims 1 to 8, wherein: the battery bottom support frame (31) comprises support columns (311), a support plate (312) and support rib plates (313), the support plate (312) is erected on the bottom support plate (11) through the support columns (311), and the support plate (312) and the Y-direction linear module (12) are arranged side by side; the supporting rib plates (313) are arranged on one side, away from the Y-direction linear module (12), of the supporting plate (312).
10. The application method of the device for detecting the facet appearance defects of the square lithium battery as claimed in claim 9 comprises the following steps:
1) feeding a square lithium battery to the middle position between the large-surface sucker (431) and the large-surface cache pad (433), wherein two ends of the square lithium battery are fixed through the battery clamping jaw assembly (321);
2) after the square lithium battery is in place, the facet detection device (2) moves in the Y direction under the action of the Y-direction linear module (12), and then the facet of the square lithium battery is photographed and scanned through the camera (241);
3) after the detection of the small face on one side is finished, the square lithium battery rotates 180 degrees in a plane under the action of the rotary table device (4), and then the small face on the other side of the square lithium battery is photographed and scanned through the camera (241);
4) when the type of the square lithium battery is changed, the distance between the camera (241) and the square lithium battery is controlled by adjusting the X-direction straight line module (21), and then the step 2) and the step 3) are repeated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110724878.XA CN113466242A (en) | 2021-06-29 | 2021-06-29 | Square lithium battery facet appearance defect detection device and application method |
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| CN202110724878.XA CN113466242A (en) | 2021-06-29 | 2021-06-29 | Square lithium battery facet appearance defect detection device and application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916912A (en) * | 2021-10-18 | 2022-01-11 | 南昌工程学院 | Lithium battery pack fault detection equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916912A (en) * | 2021-10-18 | 2022-01-11 | 南昌工程学院 | Lithium battery pack fault detection equipment |
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