CN112630159A - CCD detection device for lithium battery preparation - Google Patents
CCD detection device for lithium battery preparation Download PDFInfo
- Publication number
- CN112630159A CN112630159A CN202110008655.3A CN202110008655A CN112630159A CN 112630159 A CN112630159 A CN 112630159A CN 202110008655 A CN202110008655 A CN 202110008655A CN 112630159 A CN112630159 A CN 112630159A
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- light source
- camera
- lithium battery
- tray
- frame body
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Links
- 238000001514 detection method Methods 0.000 title claims abstract description 55
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000005286 illumination Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
Classifications
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
Abstract
The invention provides a CCD detection device for lithium battery preparation, which mainly comprises a detection mechanism and a tray mechanism, wherein the detection mechanism comprises a mechanism frame body, a camera and a light source which are arranged on the mechanism frame body, and the camera and/or the light source are/is adjustably arranged on the mechanism frame body. The tray mechanism is arranged adjacent to the mechanism frame body and is provided with a table top for placing an object to be detected, and the table top is positioned in the shooting range of the camera and the irradiation range of the light source. According to the CCD detection device for lithium battery preparation, the camera and/or the light source are arranged on the mechanism frame body in an adjustable mode, the object to be detected can be observed from different angles, the defect characteristics of the object to be detected can be effectively found, the detection efficiency can be improved, the situations of false detection, missing detection, over-killing and the like of the object to be detected can be effectively prevented, and the CCD detection device for lithium battery preparation has good practicability.
Description
Technical Field
The invention relates to the technical field of lithium battery manufacturing equipment, in particular to a CCD detection device for lithium battery preparation.
Background
With the increasing severity of the problem of energy shortage and the increasing awareness of people about environmental protection, new energy automobiles are increasingly popular with the public. Among them, lithium batteries are important parts of new energy vehicles, and have an important influence on the performance of new energy vehicles. In the production process of the lithium battery, the finding of the defective products in advance is of great significance.
Due to unreasonable structural design, a visual light source of the traditional CCD detection equipment is polished at a single angle, only two-dimensional images can be formed, and the characteristics of different defects cannot be accurately reflected. In particular, various pole piece defects with different expression forms and caused by different factors such as stains, bubbles, bulges, scratch pits, wrinkles, damages, foil leakage and the like are easy to be subjected to false detection, missed detection, overdischarge and the like.
Disclosure of Invention
In view of this, the present invention provides a CCD detection device for lithium battery preparation, so as to improve the detection accuracy and detection efficiency of the defect characteristics of the object to be detected.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a kind of lithium cell preparation uses CCD checkout gear, including:
the detection mechanism comprises a mechanism frame body, and a camera and a light source which are arranged on the mechanism frame body, and the camera and/or the light source are/is adjustably arranged on the mechanism frame body;
the tray mechanism is arranged adjacent to the mechanism frame body, a table top for placing an object to be detected is arranged on the tray mechanism, and the table top is located in the shooting range of the camera and the irradiation range of the light source.
Further, the camera is arranged above the light source, and the shooting angle of the camera and/or the illumination angle of the light source are adjustable.
Further, the number of the cameras is two, and the light sources are respectively arranged on three adjacent sides of the cameras.
Furthermore, a camera support is arranged in the mechanism support body, a camera guide rail is arranged on the camera support, and the two cameras are arranged on the camera support at intervals and can move along the camera guide rail.
Further, the camera guide rail includes a horizontal section located in the middle and horizontally arranged, and three inclined sections, one ends of which are communicated with the horizontal section and arranged in a downward inclination manner, and the three inclined sections are respectively arranged along the direction pointing to the light sources on each side.
Furthermore, a light source support is arranged in the mechanism frame body, a light source guide rail is arranged on the light source support, and each light source is arranged on the light source support and can move along the light source guide rail.
Further, the light source guide rails are three sections respectively arranged corresponding to the light sources, the arrangement directions of the light source guide rails positioned on two opposite sides are the same, and the light source guide rails are parallel or orthogonal to the light source guide rails positioned on the other side between the light source guide rails positioned on the two sides.
Further, the tray mechanism comprises a tray and a supporting bracket for supporting the tray and adjusting the height of the tray, and the table top is positioned on the tray.
Furthermore, the support bracket comprises an upright post positioned on one side and a support positioned on the other side relative to the guide rail, a vertical stud is rotatably arranged on the support, one end of the tray is slidably arranged on the upright post in a penetrating manner, the other end of the tray is in threaded connection with the stud, and the stud is provided with an operating handle for bearing external operating force.
Further, the CCD detection device for lithium battery preparation further includes:
the device box body is internally provided with a detection chamber, the detection mechanism and the tray mechanism are positioned in the detection chamber, and at least one side of the device box body is provided with an opening corresponding to the table board.
Compared with the prior art, the invention has the following advantages:
according to the CCD detection device for lithium battery preparation, the camera and/or the light source are arranged on the mechanism frame body in an adjustable mode, the object to be detected can be observed from different angles, the defect characteristics of the object to be detected can be effectively found, the detection efficiency can be improved, the situations of false detection, missing detection, over-killing and the like of the object to be detected can be effectively prevented, and the CCD detection device for lithium battery preparation has good practicability.
In addition, the shooting angle of the camera and/or the irradiation angle of the light source can be adjusted, and the shooting effect on the object to be detected can be improved. The camera guide rail is arranged on the camera support, and the position of the camera guide rail can be adjusted by sliding the camera on the camera guide rail, so that the structure is simple, and the design and implementation are convenient. The inclined section is arranged in a declination mode, so that an image with high precision can be obtained, and the defect with small characteristic can be observed conveniently.
In addition, the height of tray is adjustable, and the accessible is adjusted the height of tray and is made this detection device be used for the observation to different determinand, can improve its commonality. And the height of the tray is adjusted by rotating the stud, so that the structure is simple and the design and implementation are convenient.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a CCD detection device for lithium battery preparation according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a case of a CCD detection device for lithium battery preparation according to an embodiment of the present invention when the case is removed;
fig. 3 is a schematic structural diagram of the device for removing the box of the CCD detection device for lithium battery preparation according to the embodiment of the present invention at another viewing angle;
fig. 4 is a schematic structural diagram of a case of the device for removing the CCD detection device for lithium battery preparation according to the embodiment of the present invention at another viewing angle;
FIG. 5 is a diagram illustrating a state of a camera mounted on a camera bracket according to an embodiment of the present invention;
description of reference numerals:
1. a device case; 2. a camera support; 201. a horizontal segment; 202. an inclined section; 3. a light source; 4. a column; 5. a tray; 6. a stud; 7. a control handle; 8. a camera; 9. a slider; 10. a bolt; 11. a rubber pad; 12. and (4) a bracket.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inside", "outside", etc. appear, they are based on the orientation or positional relationship shown in the drawings and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.
In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in conjunction with specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The embodiment relates to a CCD detection device for lithium battery preparation, which mainly comprises a detection mechanism and a tray mechanism, wherein the detection mechanism comprises a mechanism frame body, a camera and a light source which are arranged on the mechanism frame body, and the position of the camera and/or the position of the light source are/is adjustably arranged on the mechanism frame body. The tray mechanism is arranged adjacent to the mechanism frame body and is provided with a table top for placing an object to be detected, and the table top is positioned in the shooting range of the camera and the irradiation range of the light source.
The CCD detection device for lithium battery preparation of this embodiment, through making camera and/on light source position locates the mechanism support body adjustably, can follow different angles and observe the determinand, not only can effectively discover the defect characteristic of determinand, also can improve detection efficiency simultaneously to can effectively prevent the false retrieval, the hourglass of determinand from examining and cross the circumstances such as kill, can have better practicality.
Based on the above overall structure, an exemplary structure of the CCD detection device for lithium battery preparation of the present embodiment is shown in fig. 1 to 4, and specifically, an example in which an object to be detected is used as a pole piece is described. Of course, the detection device can also be used for detecting other components of the lithium battery, and even for detecting components of other equipment.
In order to improve the irradiation effect of the light source 3 on the pole piece, as shown in fig. 1, the CCD detection device of the present embodiment further includes a device case 1 configured with a detection chamber, the device case 1 is rectangular, and the detection mechanism and the tray mechanism are located in the detection chamber. At this time, in order to place the pole piece in the detection chamber, an opening corresponding to the table top is provided at one side of the apparatus case 1. It will be appreciated that instead of providing openings only on the side corresponding to the table top, openings may also be provided on other sides as the case may be.
As shown in fig. 2 to 4, in order to improve the image capturing effect, the camera 8 of the present embodiment is disposed above the light source 3, and both the shooting angle of the camera 8 and the illumination angle of the light source 3 are adjustable. As a possible implementation, the number of the cameras 8 is two, and the number of the light sources 3 is three, which are respectively disposed on three adjacent sides of the cameras 8. Here, when it is to be noted that the number of the cameras 8 may be three, four, or the like, instead of two, and the number of the light sources 3 may be four, five, or the like, instead of three. In addition, in addition to making both the imaging angle of the camera 8 and the irradiation angle of the light source 3 adjustable, only the imaging angle of the camera 8 may be made adjustable, or only the irradiation angle of the light source 3 may be made adjustable.
Specifically, the mechanism frame body is provided with a camera support 2, a camera guide rail is arranged on the camera support 2, and two cameras 8 are arranged on the camera support 2 at intervals and can move along the camera guide rail. Specifically, each camera 8 is disposed on a slider 9, and the slider 9 is slidably embedded on the camera guide rail, so that the movement of the camera 8 along the camera guide rail is realized through the sliding of the slider 9 on the camera guide rail, thereby adjusting the position of the camera 8. At this time, in order to fix the camera 8 after the adjustment is completed, a positioning member for positioning the sliding of the slider 9 is further provided on the camera guide rail.
As shown in fig. 5, the positioning element is a bolt 10 screwed to the other side of the slider 9 relative to the camera 8, and by screwing the bolt 10 into the slider 9, one end of the bolt 10 can abut against the camera guide rail, thereby positioning the slider 9. In addition, in order to further improve the positioning stability, the bolt 10 is sleeved with a rubber pad 11, and the rubber pad 11 can be clamped between the bolt 10 and the camera guide rail along with the screwing of the bolt 10, so that the friction force between the bolt 10 and the camera guide rail can be increased, and the positioning stability of the sliding block 9 can be improved.
In addition, in order to realize the adjustable shooting angle of the cameras 8, each camera 8 of the present embodiment is provided on the slider 9 via a damping shaft to adjust the shooting angle by manually rotating the camera 8, and for example, the shooting angle of the camera 8 may be set to-30 ° to 30 °. Of course, besides using the damping shaft and manually adjusting the shooting angle of the camera 8, a micro motor may be further disposed on the slider 9, and the camera 8 is mounted on the power output end of the micro motor, so that the shooting angle of the camera 8 can be adjusted by the forward and backward rotation of the micro motor.
In addition, in order to be able to take pictures of the pole pieces from multiple viewing angles, as shown in fig. 2 to 4, the camera guide rail of the present embodiment specifically includes a horizontal section 201 located in the middle and arranged horizontally, and an inclined section 202 having one end penetrating the middle section and arranged obliquely downward, and the inclined sections 202 are three pieces respectively arranged in a direction pointing to each side light source 3. In the present embodiment, by setting the inclined section 202 to be inclined downward, an image with high accuracy can be acquired so as to observe a defect with a small feature. It should be noted that, in addition to three, four or five inclined sections 202 may be provided.
Still referring to fig. 2 to 4, the light source 3 of this embodiment may specifically adopt an LED, and in addition, the mechanism frame body further includes a light source support, and a light source guide rail is disposed on the light source support, and each light source 3 is disposed on the light source support and can move along the light source guide rail. The light source guide rails of the present embodiment are three segments respectively disposed corresponding to the light sources 3, and the light source guide rails located on two opposite sides have the same arrangement direction, and are disposed orthogonally to the light source guide rails located on the other side in the middle of the two sides.
And as a possible embodiment, the vertical distance between each light source guide rail and the horizontal section 201 of the camera guide rail may be 400mm, and the length of each light source guide rail may be 200mm, so as to allow each light source 3 to be movable in a range of 100mm from side to side. Of course, the middle portion may be disposed in parallel with the light source guide rails on both sides or in a certain angle, except for being disposed orthogonally to the light source guide rails on both sides.
In addition, the arrangement of the light source 3 on the light source guide rail and the arrangement of the camera 8 are referred to in the present embodiment, and the description is omitted here.
Referring still to fig. 2 to 4, the tray mechanism includes a tray 5 and a support bracket for supporting the tray 5 and adjusting the height of the tray 5, wherein the table top of the present embodiment is located on the top of the tray 5. Structurally, as shown in fig. 3 and 4, the support bracket of the present embodiment includes an upright post 4 located on one side, and a support 12 located on the other side relative to the upright post 4, and a vertical stud 6 is rotatably disposed on the support 12, one end of the tray 5 is slidably sleeved on the upright post 4, and the other end is screwed on the stud 6, so that the tray 5 can be driven to move along the stud 6 by rotating the stud 6, thereby adjusting the height of the table top. At this time, in order to facilitate the turning of the stud 6, a handle 7 for receiving an external manipulation force is provided on the stud 6.
When the detection device of the embodiment is used, the positions of the two cameras 8 are adjusted to the camera support 2 of the horizontal section 201 to photograph the pole piece from the upper part of the pole piece; then, the bolts 10 on the sliders 9 are loosened to release the positioning of the sliders 9, the sliders 9 are slid to appropriate positions as required, the bolts 10 are tightened, and the pole pieces are photographed from the angle by the camera 8. Meanwhile, the camera 8 can be rotated to adjust the shooting angle, and shooting is performed repeatedly in such a circulating mode until the omni-directional image of the pole piece is obtained. In addition, in use, the position of the light source 3 can be adjusted according to needs to obtain a clearer image, and the adjustment mode of the light source 3 only needs to refer to the adjustment mode of the camera 8.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a CCD detection device for lithium cell preparation which characterized in that includes:
the detection mechanism comprises a mechanism frame body, and a camera (8) and a light source (3) which are arranged on the mechanism frame body, and the camera (8) and/or the light source (3) are/is arranged on the mechanism frame body in a position-adjustable manner;
and the tray mechanism is arranged adjacent to the mechanism frame body, a table top for placing an object to be detected is arranged on the tray mechanism, and the table top is positioned in the shooting range of the camera (8) and the irradiation range of the light source (3).
2. The CCD detection device for lithium battery production of claim 1, characterized in that: the camera (8) is arranged above the light source (3), and the shooting angle of the camera (8) and/or the illumination angle of the light source (3) are adjustable.
3. The CCD detecting device for lithium battery production according to claim 2, characterized in that: the camera (8) is provided with two, and the light source (3) are in a plurality of that three adjacent sides of camera (8) set up respectively.
4. The CCD detecting device for lithium battery preparation according to claim 3, wherein: the mechanism frame body is internally provided with a camera support (2), the camera support (2) is provided with a camera guide rail, and the two cameras (8) are arranged on the camera support (2) at intervals and can move along the camera guide rail.
5. The CCD detecting device for lithium battery preparation according to claim 4, wherein: the camera guide rail comprises a horizontal section (201) which is located in the middle and is horizontally arranged, and three inclined sections (202) of which one ends are communicated with the horizontal section (201) and are arranged in a downward inclination mode, wherein the three inclined sections (202) are respectively arranged along the direction pointing to the light source (3) on each side.
6. The CCD detection device for lithium battery production of claim 1, characterized in that: the mechanism frame body is internally provided with a light source support, the light source support is provided with a light source guide rail, and each light source (3) is arranged on the light source support and can move along the light source guide rail.
7. The CCD detecting device for lithium battery preparation according to claim 6, wherein: the light source guide rails are three sections which are respectively arranged corresponding to the light sources (3), the arrangement directions of the light source guide rails positioned on two opposite sides are the same, and the light source guide rails are parallel or orthogonal to the light source guide rails positioned on the other side between the light source guide rails positioned on the two sides.
8. The CCD detection device for lithium battery production of claim 1, characterized in that: the tray mechanism comprises a tray (5) and a supporting bracket for bearing the tray (5) and adjusting the height of the tray (5), and the table top is positioned on the tray (5).
9. The CCD detecting device for lithium battery production according to claim 8, characterized in that: the support bracket comprises a stand column (4) located on one side and a support (12) located on the other side relative to the stand column (4), wherein a vertical stud (6) is arranged on the support (12) in a rotating mode, one end of the tray (5) is sleeved on the stand column (4) in a sliding mode, the other end of the tray is connected to the stud (6) in a threaded mode, and a control handle (7) used for bearing external control force is arranged on the stud (6).
10. The CCD detection device for lithium battery preparation according to any one of claims 1 to 9, characterized in that: the CCD detection device for lithium battery preparation still includes:
the device comprises a device box body (1), wherein a detection chamber is formed in the device box body (1), the detection mechanism and the tray mechanism are positioned in the detection chamber, and an opening corresponding to the table top is formed in at least one side of the device box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110008655.3A CN112630159A (en) | 2021-01-05 | 2021-01-05 | CCD detection device for lithium battery preparation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110008655.3A CN112630159A (en) | 2021-01-05 | 2021-01-05 | CCD detection device for lithium battery preparation |
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| CN112630159A true CN112630159A (en) | 2021-04-09 |
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| CN202110008655.3A Pending CN112630159A (en) | 2021-01-05 | 2021-01-05 | CCD detection device for lithium battery preparation |
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| CN201965013U (en) * | 2010-12-28 | 2011-09-07 | 信义超薄玻璃(东莞)有限公司 | Optical distortion detection platform |
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Application publication date: 20210409 |