CN217466707U - Battery tab appearance detection machine - Google Patents
Battery tab appearance detection machine Download PDFInfo
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- CN217466707U CN217466707U CN202220750925.8U CN202220750925U CN217466707U CN 217466707 U CN217466707 U CN 217466707U CN 202220750925 U CN202220750925 U CN 202220750925U CN 217466707 U CN217466707 U CN 217466707U
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Abstract
The utility model discloses a battery tab appearance detects machine, including first visual detection mechanism, second visual detection mechanism, third visual detection mechanism, first transmission device, second transmission device, third transmission device, first rotary manipulator and second rotary manipulator, first transmission device and third transmission device parallel arrangement, second transmission device sets up in first transmission device, between the third transmission device, first rotary manipulator is close to the front end of first transmission device, the rear end setting of second transmission device, the second rotary manipulator is close to the front end of second transmission device, the rear end setting of third transmission device. The utility model discloses can realize all carrying out visual detection to the surface of battery, the lateral surface and the medial surface of utmost point ear, adopt visual detection to replace artifical discernment, detection efficiency is high, and the condition of the false retrieval that significantly reduces takes place to effectively improve the quality of battery product.
Description
Technical Field
The utility model relates to a battery technology field specifically is a battery tab outward appearance detects machine.
Background
In the production process of the lithium battery, whether the tab of the battery is folded or not is an important factor directly related to the quality of the lithium battery product, so that whether the tab of the battery is folded or not needs to be detected; in addition, defects such as dents, convex marks, concave points, convex points and the like appear on the surface appearance of part of the battery, which not only affects the appearance, but also has a great influence on the production and use safety of the battery, so that the surface of the battery needs to be detected after the battery is produced.
However, in the conventional method, whether the tab is folded or not and whether the surface of the battery has defects or not are mainly detected manually, that is, the detection is completed by human eyes, so that the efficiency of the human eye detection is low, and the condition of false detection is easy to occur, thereby affecting the quality of the battery product.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a battery tab outward appearance detects machine can solve above-mentioned technical problem.
(II) technical scheme
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a battery tab outward appearance detects machine which characterized in that includes: the first transmission mechanism and the third transmission mechanism are arranged in parallel, the second transmission mechanism is arranged between the first transmission mechanism and the third transmission mechanism, the first rotary mechanical arm is arranged close to the front end of the first transmission mechanism and the rear end of the second transmission mechanism, and the second rotary mechanical arm is arranged close to the front end of the second transmission mechanism and the rear end of the third transmission mechanism; the first visual detection mechanism is arranged above the first transmission mechanism, the second visual detection mechanism is arranged in the lateral direction of the second transmission mechanism, and the third visual detection mechanism is arranged in the lateral direction of the third transmission mechanism.
Preferably, the first visual inspection mechanism includes a first camera and a first light source, the first light source is disposed above the first transmission mechanism, the first camera is disposed above the first light source, and the first camera is used for shooting the upper surface of the battery.
Preferably, the number of the first cameras is two, and the two first cameras are arranged at left and right intervals.
Preferably, the second visual inspection mechanism includes a second camera, a third camera, a second light source and a third light source, the second camera and the third camera are respectively arranged at the left side and the right side of the second transmission mechanism, the second light source is arranged at the front end of the second camera, the third light source is arranged at the front end of the third camera, a first tab and a second tab are arranged at the front side of the battery at intervals, the second camera is used for shooting the outer side face of the first tab, and the third camera is used for shooting the outer side face of the second tab.
Preferably, the second visual inspection mechanism further includes a first moving mechanism and a second moving mechanism, the second camera is disposed on the first moving mechanism, and the third camera is disposed on the second moving mechanism.
Preferably, the third visual inspection mechanism includes a fourth camera, a fifth camera, a fourth light source, a fifth light source, a first prism and a second prism, the fourth camera and the fifth camera are arranged at the same side of the third transmission mechanism at intervals, the first prism and the fourth light source are arranged at the front end of the fourth camera, the second prism and the fifth light source are arranged at the front end of the fifth camera, the mirror surface of the first prism is used for reflecting the inner side surface of the first tab, the mirror surface of the second prism is used for reflecting the inner side surface of the second tab, the fourth camera is used for shooting the mirror surface of the first prism, and the fifth camera is used for shooting the mirror surface of the second prism.
Preferably, this battery tab outward appearance detects machine still includes fourth visual detection mechanism, and fourth visual detection mechanism includes sixth camera and seventh camera, and the interval sets up in same one side of first transmission device about sixth camera and the seventh camera, and the sixth camera slope sets up down, and the seventh camera slope sets up, and the sixth camera all is used for shooting the trailing flank of battery with the seventh camera.
Preferably, this battery tab outward appearance detects machine still includes fifth visual detection mechanism, and fifth visual detection mechanism includes eighth camera and ninth camera, and eighth camera and ninth camera interval from top to bottom set up in the same one side of third transmission device, and the eighth camera slope sets up down, and the ninth camera slope sets up, and the eighth camera all is used for shooing the leading flank of battery with the ninth camera.
Preferably, the appearance inspection machine for the battery tab further comprises a sixth visual inspection mechanism, the sixth visual inspection mechanism comprises a tenth camera, the tenth camera is arranged between the front end of the first transmission mechanism and the rear end of the second transmission mechanism and located below the first rotary manipulator, and the tenth camera is used for shooting the lower surface of the battery.
Preferably, this battery tab outward appearance detects machine still includes material loading manipulator and unloading manipulator, and material loading manipulator is close to the rear end setting of first transmission device, and unloading manipulator is close to the front end setting of third transmission device.
(III) advantageous effects
Compared with the prior art, the utility model provides a battery tab outward appearance detects machine possesses following beneficial effect: the upper surface of battery is shot through first visual detection mechanism, and the lateral surface of utmost point ear is shot to second visual detection mechanism to and the medial surface of utmost point ear is shot to third visual detection mechanism, thereby realize all carrying out visual detection to the surface of battery, the lateral surface and the medial surface of utmost point ear, realize promptly that the surperficial outward appearance condition of automated inspection battery and automated inspection utmost point ear whether have the abnormal conditions such as folding, the utility model discloses a visual detection replaces artifical discernment, and detection efficiency is high, and the condition of the false retrieval that significantly reduces takes place, thereby effectively improves the quality of battery product.
Drawings
Fig. 1 is a perspective view of an embodiment of the appearance inspection machine for battery tabs of the present invention;
fig. 2 is a partial structural view of fig. 1 (the first rotary robot and the second rotary robot are not shown);
fig. 3 is a perspective view of a first visual inspection mechanism of the present invention;
fig. 4 is a perspective view of a second visual detection mechanism and a second transmission mechanism of the present invention;
fig. 5 is a perspective view of a third visual inspection mechanism of the present invention;
fig. 6 is a perspective view of another embodiment of the appearance inspection machine for battery tabs of the present invention;
fig. 7 is a perspective view of a fourth visual inspection mechanism of the present invention;
fig. 8 is a perspective view of the battery.
The reference numbers in the figures are: 11 a first visual inspection mechanism, 12 a second visual inspection mechanism, 13 a third visual inspection mechanism, 14 a fourth visual inspection mechanism, 15 a fifth visual inspection mechanism, 16 a sixth visual inspection mechanism, 21 a first transmission mechanism, 22 a second transmission mechanism, 23 a third transmission mechanism, 31 a first rotary manipulator, 32 a second rotary manipulator, 111 a first camera, 112 a first light source, 121 a second camera, 122 a third camera, 123 a second light source, 124 a third light source, 125 a first movement mechanism, 126 a second movement mechanism, 131 a fourth camera, 132 a fifth camera, 133 a fourth light source, 134 a fifth light source, 135 a first prism, 136 a second prism, 141 a sixth camera, 142 a seventh camera, 143 a sixth light source, 144 a seventh light source, 145 an irradiation direction of the sixth light source, 4 a battery, 41 a first tab, 42 a second tab, 43 an upper surface, 44 a rear side surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The utility model provides a battery tab outward appearance detects machine, include: a first visual inspection mechanism 11, a second visual inspection mechanism 12, a third visual inspection mechanism 13, a first transfer mechanism 21, a second transfer mechanism 22, a third transfer mechanism 23, a first rotary robot 31, and a second rotary robot 32. The first transmission mechanism 21 and the third transmission mechanism 23 are arranged in parallel, the second transmission mechanism 22 is arranged between the first transmission mechanism 21 and the third transmission mechanism 23, the first rotary manipulator 31 is arranged near the front end of the first transmission mechanism 21 and the rear end of the second transmission mechanism 22, and the second rotary manipulator 32 is arranged near the front end of the second transmission mechanism 22 and the rear end of the third transmission mechanism 23.
The first visual inspection mechanism 11 is disposed above the first transport mechanism 21, the second visual inspection mechanism 12 is disposed laterally to the second transport mechanism 22, and the third visual inspection mechanism 13 is disposed laterally to the third transport mechanism 23.
Specifically, the first visual inspection mechanism 11 includes a first camera 111 and a first light source 112, the first light source 112 is disposed above the first transmission mechanism 21, the first camera 111 is disposed above the first light source 112, and the first camera 111 is used for photographing the upper surface 43 of the battery 4. The first camera 111 may be a CCD camera, i.e., a CCD image sensor, which is a charge coupled device (charge coupled device) for short, and is capable of converting light into charges and storing and transferring the charges, or extracting the stored charges to change the voltage. The number of the first cameras 111 is preferably two, and the two first cameras 111 are spaced left and right. The first light source 112 may be a bar light source, the first light source 112 is used for lighting the shooting of the first camera 111, and the number of the first light sources 112 is preferably multiple.
Specifically, the second visual inspection mechanism 12 includes a second camera 121, a third camera 122, a second light source 123 and a third light source 124, the second camera 121 and the third camera 122 are respectively disposed on the left and right sides of the second transmission mechanism 22, the second light source 123 is disposed at the front end of the second camera 121, the third light source 124 is disposed at the front end of the third camera 122, the first tab 41 and the second tab 42 are disposed on the front side of the battery 4 at intervals, the second camera 121 is used for photographing the outer side surface of the first tab 41, and the third camera 122 is used for photographing the outer side surface of the second tab 42. In addition, the second visual inspection mechanism 12 further includes a first moving mechanism 125 and a second moving mechanism 126, the second camera 121 is disposed on the first moving mechanism 125, the third camera 122 is disposed on the second moving mechanism 126, the first moving mechanism 125 can adjust the shooting focal length of the second camera 121, the second moving mechanism 126 can adjust the shooting focal length of the third camera 122, and the first moving mechanism 125 and the second moving mechanism 126 can be moving mechanisms such as air cylinders.
Specifically, the third visual inspection mechanism 13 includes a fourth camera 131, a fifth camera 132, a fourth light source 133, a fifth light source 134, a first prism 135 and a second prism 136, the fourth camera 131 and the fifth camera 132 are disposed at the same side of the third transmission mechanism 23 at an interval, the first prism 135 and the fourth light source 133 are disposed at the front end of the fourth camera 131, the second prism 136 and the fifth light source 134 are disposed at the front end of the fifth camera 132, a mirror surface of the first prism 135 is used for reflecting an inner side surface of the first tab 41, a mirror surface of the second prism 136 is used for reflecting an inner side surface of the second tab 42, the fourth camera 131 is used for photographing a mirror surface of the first prism 136, that is, the mirror surface of the first tab 41 can be correspondingly photographed, and the fifth camera 132 is used for photographing a mirror surface of the second prism 136, that is, the inner side surface of the second tab 42 can be correspondingly photographed. In addition, the third visual inspection mechanism 13 may also be provided with a moving mechanism for adjusting the shooting focal lengths of the fourth camera 131 and the fifth camera 132.
The utility model discloses battery tab outward appearance detects machine's working process does: feeding the battery 4 to be detected to the rear end of the first transmission mechanism 21; when the battery 4 on the first transmission mechanism 21 is transmitted to the lower part of the first camera 111, the first camera 111 corresponds to the upper surface 43 of the shooting battery 4; the battery 4 is continuously transferred to the front end of the first transfer mechanism 21, and the first rotary manipulator 31 grabs the battery 4 from the front end of the first transfer mechanism 21 to the rear end of the second transfer mechanism 22; when the battery 4 on the second transmission mechanism 22 is transmitted through the second camera 121 and the third camera 122, the second camera 121 correspondingly shoots the outer side surface of the first tab 41, and the third camera 122 correspondingly shoots the outer side surface of the second tab 42; the battery 4 continues to be transported to the front end of the second transport mechanism 22, and the second rotary manipulator 32 grabs the battery 4 from the front end of the second transport mechanism 22 to the rear end of the third transport mechanism 23; when the battery 4 on the third transmission mechanism 23 is transmitted through the fourth camera 131 and the fifth camera 132, the fourth camera 131 correspondingly photographs the inner side surface of the first tab 41, and the fifth camera 132 correspondingly photographs the inner side surface of the second tab 42.
It should be understood that the images taken by the respective cameras are visually detected to detect whether there are defects such as dents, bumps, etc. on the upper surface of the battery taken by the first camera 111, and to detect whether there are abnormalities such as folds, etc. on the tabs taken by the second camera 121, the third camera 122, the fourth camera 131, and the fifth camera 132: the image transmission that the collection was shot to each above-mentioned camera to an industrial computer specifically can be installed to this industrial computer CCD vision software system, carries out visual detection to the image through CCD vision software system, carries out the feature extraction and the feature classification to the image promptly, the utility model discloses can adopt prior art's CCD vision software system to carry out visual detection to the image, here does not do too much to give unnecessary details.
Compared with the prior art, the utility model provides a battery tab outward appearance detects machine possesses following beneficial effect: the upper surface of battery is shot through first visual detection mechanism, and the lateral surface of utmost point ear is shot to second visual detection mechanism to and the medial surface of utmost point ear is shot to third visual detection mechanism, thereby realize all carrying out visual detection to the surface of battery, the lateral surface and the medial surface of utmost point ear, realize promptly that the surperficial outward appearance condition of automated inspection battery and automated inspection utmost point ear whether have the abnormal conditions such as folding, the utility model discloses a visual detection replaces artifical discernment, and detection efficiency is high, and the condition of the false retrieval that significantly reduces takes place, thereby effectively improves the quality of battery product.
In addition, the battery tab appearance inspection machine may further include a fourth visual inspection mechanism 14, the fourth visual inspection mechanism 14 includes a sixth camera 141 and a seventh camera 142, the sixth camera 141 and the seventh camera 142 are vertically spaced apart from each other and are disposed on the same side of the first transmission mechanism 21, the sixth camera 141 is disposed obliquely downward, the seventh camera 142 is disposed obliquely upward, and the sixth camera 141 and the seventh camera 142 are both configured to photograph the rear side 44 (i.e., the tail of the battery) of the battery 4 located on the first transmission mechanism 21. A sixth light source 143 is provided below the sixth camera 141, and a seventh light source 144 is provided above the seventh camera 142, and the irradiation direction of the sixth light source is indicated by reference numeral 145 in fig. 7.
In addition, the battery tab appearance inspection machine may further include a fifth visual inspection mechanism 15, where the fifth visual inspection mechanism 15 includes an eighth camera and a ninth camera, the eighth camera and the ninth camera are vertically spaced apart from each other and disposed on the same side of the third transmission mechanism 23, the eighth camera is disposed obliquely downward, the ninth camera is disposed obliquely upward, and both the eighth camera and the ninth camera are used for photographing the front side surface (i.e., the head portion of the battery) of the battery 4 located on the third transmission mechanism 23. The fifth visual inspection mechanism 15 may also be provided with a light source for lighting.
In addition, the battery tab appearance inspection machine may further include a sixth visual inspection mechanism 16, where the sixth visual inspection mechanism 16 includes a tenth camera, the tenth camera is disposed between the front end of the first transmission mechanism 21 and the rear end of the second transmission mechanism 22, and is located below the first rotary manipulator 31, and the tenth camera is configured to photograph the lower surface of the battery 4. Specifically, the battery 4 is grasped from the front end of the first conveyance mechanism 21 by the first rotary robot 31 so that the tenth camera faces the lower surface of the battery 4 to perform photographing correspondingly. The sixth visual detection mechanism 16 may also be provided with a light source for lighting.
Furthermore, in order to go up the unloading for the convenience, the utility model discloses still can include material loading manipulator and unloading manipulator, material loading manipulator is close to the rear end setting of first transmission mechanism 21 and carries out the unloading with the battery 4 material loading that will wait to detect to the rear end of first transmission mechanism 21, and the unloading manipulator is close to the front end setting of third transmission mechanism 23 and carries out the unloading with the battery 4 that will accomplish the detection from the front end of third transmission mechanism 23. The utility model discloses a first rotary manipulator, second rotary manipulator, material loading manipulator and unloading manipulator can adopt current manipulator structure to realize snatching, carrying of battery can, do not do too much restriction here.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a battery tab outward appearance detects machine which characterized in that includes: the device comprises a first visual detection mechanism, a second visual detection mechanism, a third visual detection mechanism, a first transmission mechanism, a second transmission mechanism, a third transmission mechanism, a first rotary mechanical arm and a second rotary mechanical arm, wherein the first transmission mechanism and the third transmission mechanism are arranged in parallel, the second transmission mechanism is arranged between the first transmission mechanism and the third transmission mechanism, the first rotary mechanical arm is arranged close to the front end of the first transmission mechanism and the rear end of the second transmission mechanism, and the second rotary mechanical arm is arranged close to the front end of the second transmission mechanism and the rear end of the third transmission mechanism;
the first visual detection mechanism is arranged above the first transmission mechanism, the second visual detection mechanism is arranged in the lateral direction of the second transmission mechanism, and the third visual detection mechanism is arranged in the lateral direction of the third transmission mechanism.
2. The battery tab appearance inspection machine of claim 1, wherein: the first visual detection mechanism comprises a first camera and a first light source, the first light source is arranged above the first transmission mechanism, the first camera is arranged above the first light source, and the first camera is used for shooting the upper surface of the battery.
3. The battery tab appearance inspection machine of claim 2, wherein: the number of the first cameras is two, and the two first cameras are arranged at left and right intervals.
4. The battery tab appearance inspection machine of claim 2, wherein: second visual inspection mechanism includes second camera, third camera, second light source and third light source, the second camera with the third camera set up respectively in the left and right sides of second transmission device, the second light source set up in the front end of second camera, the third light source set up in the front end of third camera, the leading flank interval of battery is equipped with first utmost point ear and second utmost point ear, the second camera is used for shooing the lateral surface of first utmost point ear, the third camera is used for shooing the lateral surface of second utmost point ear.
5. The battery tab appearance inspection machine of claim 4, wherein: the second visual detection mechanism further comprises a first moving mechanism and a second moving mechanism, the second camera is arranged on the first moving mechanism, and the third camera is arranged on the second moving mechanism.
6. The battery tab appearance inspection machine of claim 4, wherein: third visual inspection mechanism includes fourth camera, fifth camera, fourth light source, fifth light source, first prism and second prism, the fourth camera with the fifth camera interval set up in same one side of third transmission device, first prism, fourth light source set up in the front end of fourth camera, second prism, fifth light source set up in the front end of fifth camera, the mirror surface of first prism is used for the reflection the medial surface of first utmost point ear, the mirror surface of second prism is used for the reflection the medial surface of second utmost point ear, the fourth camera is used for shooing the mirror surface of first prism, the fifth camera is used for shooing the mirror surface of second prism.
7. The battery tab appearance inspection machine of claim 4, wherein: still include fourth visual detection mechanism, fourth visual detection mechanism includes sixth camera and seventh camera, sixth camera and seventh camera interval set up from top to bottom in same one side of first transmission device, the slope of sixth camera sets up down, the slope of seventh camera sets up, sixth camera and seventh camera all are used for shooing the trailing flank of battery.
8. The battery tab appearance inspection machine of claim 7, wherein: still include fifth visual detection mechanism, fifth visual detection mechanism includes eighth camera and ninth camera, eighth camera and ninth camera interval from top to bottom set up in the same one side of third transmission device, eighth camera slope sets up down, ninth camera slope sets up, eighth camera and ninth camera all are used for shooting the leading flank of battery.
9. The battery tab appearance inspection machine of claim 2, wherein: still include sixth visual detection mechanism, sixth visual detection mechanism includes the tenth camera, the tenth camera set up in the front end of first transmission mechanism between the rear end of second transmission mechanism, just the tenth camera is located the below of first rotating mechanical hand, the tenth camera is used for shooing the lower surface of battery.
10. The battery tab appearance inspection machine of claim 1, wherein: the automatic feeding device is characterized by further comprising a feeding mechanical arm and a discharging mechanical arm, wherein the feeding mechanical arm is close to the rear end of the first transmission mechanism, and the discharging mechanical arm is close to the front end of the third transmission mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220750925.8U CN217466707U (en) | 2022-03-31 | 2022-03-31 | Battery tab appearance detection machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220750925.8U CN217466707U (en) | 2022-03-31 | 2022-03-31 | Battery tab appearance detection machine |
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| CN217466707U true CN217466707U (en) | 2022-09-20 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220311102A1 (en) * | 2021-03-25 | 2022-09-29 | Rivian Ip Holdings, Llc | Systems and methods of battery cell manufacture |
| CN117825395A (en) * | 2024-03-06 | 2024-04-05 | 宁德时代新能源科技股份有限公司 | Bare cell defect detection system and method |
-
2022
- 2022-03-31 CN CN202220750925.8U patent/CN217466707U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220311102A1 (en) * | 2021-03-25 | 2022-09-29 | Rivian Ip Holdings, Llc | Systems and methods of battery cell manufacture |
| US11843130B2 (en) * | 2021-03-25 | 2023-12-12 | Rivian Ip Holdings, Llc | Systems and methods of battery cell manufacture |
| CN117825395A (en) * | 2024-03-06 | 2024-04-05 | 宁德时代新能源科技股份有限公司 | Bare cell defect detection system and method |
| CN117825395B (en) * | 2024-03-06 | 2024-09-10 | 宁德时代新能源科技股份有限公司 | Bare cell defect detection system and method |
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Address after: 510000 building B10, Huachuang Animation Industrial Park, Jinshan Village, Shiji Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: Supersonic Artificial Intelligence Technology Co.,Ltd. Address before: 510000 building B10, Huachuang Animation Industrial Park, Jinshan Village, Shiji Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU SUPERSONIC AUTOMATION TECHNOLOGY Co.,Ltd. |
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