CN115235992A - Square battery case CCD check out test set - Google Patents
Square battery case CCD check out test set Download PDFInfo
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- CN115235992A CN115235992A CN202210546474.0A CN202210546474A CN115235992A CN 115235992 A CN115235992 A CN 115235992A CN 202210546474 A CN202210546474 A CN 202210546474A CN 115235992 A CN115235992 A CN 115235992A
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- detection
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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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a square battery box CCD detection device which comprises a detection conveying line, a front section detection station, a rear section detection station and a rotary carrying mechanism, wherein a plurality of square battery boxes with downward openings are placed on the detection conveying line, a belt type conveying line conveys the square battery boxes to pass through the front section detection station, a plurality of front section appearance detection modules for performing appearance detection on eight edges, two small side surfaces and a bottom surface of each square battery box are arranged on the front section detection station, a rear section appearance detection module for performing appearance detection on an opening end and two large side surfaces of each square battery box is arranged on the rear section detection station, and the rotary carrying mechanism is configured to grab the square battery boxes detected by the front section detection station from the detection conveying line, rotate 90 degrees and detect the square battery boxes by the rear section detection station. The CCD detection equipment for the square battery box is compact in structure and ingenious in design; and the detection efficiency is high, the detection accuracy is high, and the detection precision is high.
Description
Technical Field
The invention belongs to the technical field of visual detection, and particularly relates to a CCD detection device for a square battery box.
Background
As is well known, the prismatic battery case is a casing of the prismatic battery, which not only plays a role in sealing, but also is the last important defense line for the failure safety of the battery, and therefore, the quality requirement of the prismatic battery case is high. As shown in fig. 1, fig. 1 is a schematic perspective view of a conventional prismatic battery case, in order to ensure the quality of the prismatic battery case, the prismatic battery case needs to be subjected to appearance inspection before leaving the factory, that is, five faces, an open end and eight edges of the prismatic battery case (i.e., four edges excluding the open end) are subjected to manual visual inspection in most conventional manners, and therefore, the conventional prismatic battery case has the disadvantages of low detection efficiency, low accuracy and high labor intensity.
Along with new energy automobile's continuous development, the demand to square battery case is bigger and bigger, in order to solve the shortcoming that artifical visual inspection exists, in recent years, the designer has researched and developed various square battery case outward appearance automatic checkout device, but the outward appearance detection device ubiquitous detection efficiency of current square battery case is low and detect the shortcoming that the precision is low.
Disclosure of Invention
The invention aims to provide a CCD detection device for a square battery box, which aims to solve the problems of low detection efficiency and low detection precision of an appearance detection device for the square battery box in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a square battery case CCD check out test set, its is including detecting transfer chain, anterior segment detection station, back end detection station and rotatory transport mechanism, wherein, it includes belt formula transfer chain to detect the transfer chain, belt formula transfer chain has placed the square battery case of a plurality of opening down on the belt formula transfer chain, just belt formula transfer chain carries square battery case process the anterior segment detection station, be provided with a plurality of anterior segment outward appearance detection module that is used for carrying out outward appearance detection to eight arriss, two little sides and the bottom surface of square battery case on the anterior segment detection station, back end detection station is provided with the back end outward appearance detection module that is used for carrying out outward appearance detection to the open end and two big sides of square battery case, rotatory transport mechanism is configured as to snatch the back and rotatory 90 processes from detecting the transfer chain square battery case that will detect through anterior segment detection station the back end detection station detects the station and detects.
The front section appearance detection module comprises a bottom surface appearance detection module, two first vertical edge detection modules, three first bottom surface edge detection modules, two small side surface appearance detection modules, a second bottom surface edge detection module and two second vertical edge detection modules which are sequentially arranged along the conveying direction of the square battery box, wherein the bottom surface appearance detection module is configured to photograph and detect the bottom surface of the square battery box, the two first vertical edge detection modules are configured to photograph and detect two vertical edges on one large side surface of the square battery box, the three first bottom surface edge detection modules are configured to photograph and detect three edges on the bottom surface of the square battery box, the two small side surface appearance detection modules are configured to photograph and detect two small side surfaces of the square battery box, the second bottom surface edge detection module is configured to photograph and detect a residual edge on the bottom surface of the square battery box, and the two second vertical edge detection modules are configured to photograph and detect two edges on the other large side surface of the square battery box.
Preferably, bottom surface outward appearance detects module, two first vertical arriss and detects module, three first bottom surface arriss and detect module, two little side outward appearances and detect module, a second bottom surface arris and detect module and two second vertical arriss and detect the module and all include test rack, CCD area array camera and light source, test rack is fixed in the outside of belt transfer chain, CCD area array camera install in on the test rack, detect the light source and be located between CCD area array camera and the square battery case.
Furthermore, the rear section detection station comprises an opening detection module and a large side detection module, the opening detection module is configured to photograph and detect the opening end of the square battery box, and the large side detection module is configured to photograph and detect two large sides of the square battery box.
Preferably, the opening detects the module and includes testing stand, CCD area array camera and testing light source, CCD area array camera install in on the testing stand and its camera lens set up, testing light source install in on the testing stand and be located directly over the CCD area array camera, big side detects the module and adopts 3D industry camera, 3D industry camera set up in testing light source's top.
Further say, rotatory transport mechanism set up in the top of back end detection station, it adopts the four-axis to transplant the module, including X to drive module, lift cylinder, lifter plate, Y to driving actuating cylinder, rotatory cylinder and inhale the stub bar, X arranges along square battery case's direction of delivery to drive module, the lift cylinder pass through the connecting plate with X connects to drive module's output slider, lift cylinder's piston rod down and fixedly connected with lifter plate, install a plurality of Y to driving actuating cylinder on the lifter plate at the interval, Y sets up and is connected with the drive plate towards the inboard to driving actuating cylinder's piston rod, install on the drive plate and be used for the rotatory 90 revolving cylinder of square battery case, connect in revolving cylinder's the pivot inhale the stub bar.
Furthermore, a blanking line for automatically outputting the detected square battery box is arranged at the rear section of the rear section detection station.
Compared with the prior art, the square battery box CCD detection equipment can carry out omnibearing dead-angle-free appearance detection on each surface, opening and edge of the square battery box, and has the advantages of compact structure and ingenious design; and the detection efficiency is high, the detection accuracy is high, and the detection precision is high.
Drawings
FIG. 1 is a perspective view of a conventional prismatic battery case
FIG. 2 is a schematic diagram of a CCD detecting device with a square battery box according to an embodiment of the present invention;
FIG. 3 is a top view of a prismatic cell cassette CCD inspection device according to an embodiment of the present invention;
FIG. 4 is a side view of a prismatic cell-cassette CCD inspection device according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 2 at A;
fig. 6 is a partially enlarged view of fig. 3 at B.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 6, in the present embodiment, a CCD inspection apparatus for a prismatic battery case is adapted to perform an omnidirectional appearance inspection on a prismatic battery case 1, and includes a frame 2, a feeding station 3, a front section inspection station 4, a rear section inspection station 5, a rotary carrying mechanism 6 and a discharging station 7 are sequentially disposed on the frame 2 according to a flowing direction of the prismatic battery case 1, a belt conveyor 30 is disposed at the feeding station 3, two narrow conveyor belts are disposed at intervals on the belt conveyor 30, a plurality of prismatic battery cases 1 are vertically disposed on the belt conveyor 30 with their openings facing downward for carrying, the front section inspection station 4 is configured to perform an appearance inspection on eight edges, two small side surfaces and a bottom surface of the prismatic battery case 1, the rear section inspection station 5 is configured to perform an appearance inspection on an open end and two large side surfaces of the prismatic battery case 1, the discharging station 7 is disposed with a discharging conveyor 70, the rotary carrying mechanism 6 is configured to rotate the prismatic battery case 1 detected by the front section inspection station 4 by 90 degrees and carry the prismatic battery case to the rear section inspection station 5 for appearance inspection, and then rotate the rotary carrying the square battery case 1 by 90 degrees after the inspection by the rear section inspection 5 and then place the rotary carrying the rotary conveyor 70 on the rear section inspection station 5.
Bottom surface outward appearance detection module has set gradually along square battery case 1's direction of delivery on the anterior segment detection station 4, two first vertical arris detect the module, three first bottom surface arris detect the module, two little side outward appearance detect the module, a second bottom surface arris detect module and two second vertical arris detect the module, wherein, bottom surface outward appearance detects the module including detecting frame 8 and installing bottom surface detection camera 40 and bottom surface detection light source 41 on detecting frame 8, detecting frame 8 is vertical to be fixed in the outside of belt transfer chain 30, bottom surface detection camera 40 is located square battery case 1 directly over and it is configured as the detection of shooing to the bottom surface of square battery case 1, bottom surface detection light source 41 is located bottom surface detection camera 40 directly under.
Two first vertical edge detection module symmetries set up in frame 2 in two outsides of belt conveyor line 30, all include test rack 8 and install first vertical edge detection camera 42 and first vertical edge detection light source 43 on test rack 8, first vertical edge detection camera 42 is configured as and shoots the detection to a vertical edge on one of them big side of square battery case 1, first vertical edge detection light source 43 is located between first vertical edge detection camera 42 and square battery case 1, shoot the detection through two vertical edges on one of them big side of two first vertical edge detection cameras 42 square battery case 1.
Three first bottom surface arris detection module group all includes that test rack 8 and the first bottom surface arris of installing on test rack 8 detect camera 44a and first bottom surface arris and detect light source 45a, test rack 8 is vertical to be fixed in on the frame 2 in the belt transfer chain 30 outside, first bottom surface arris detects camera 44a and is located the oblique top of square battery case 1 and its configuration and detects for taking a picture to a arris on the bottom surface of square battery case 1, first bottom surface arris detects light source 45a and is located between first bottom surface arris and detects camera 44a and the square battery case 1, detect for taking a picture to three arris on the bottom surface of square battery case 1 through three first bottom surface arris detection camera 44 a.
Two little side outward appearance detection module symmetries set up in the frame 2 in the two outsides of belt conveyor line 30, all include the test rack 8 and install little side detection camera 46 and little side detection light source 47 on the test rack 8, little side detection camera 46 sets up with belt conveyor line 30 is perpendicular and it is configured as the detection of shooing to a little side of square battery case 1, little side detection light source 47 is located between little side detection camera 46 and the square battery case 1, through two little side detection camera 46 the detection of shooing to two little sides of square battery case 1.
A second bottom surface edge detection module includes the testing stand 8 and installs second bottom surface edge detection camera 44b and second bottom surface edge detection light source 45b on testing stand 8, testing stand 8 is vertical to be fixed in on the frame 2 in the belt transfer chain 30 outside, second bottom surface edge detection camera 44b is located the oblique top of square battery case 1 and its configuration is for taking a picture and detect a arris on the bottom surface of square battery case 1, second bottom surface edge detection light source 45b is located between second bottom surface edge detection camera 44b and the square battery case 1, take a picture and detect a remaining arris on the bottom surface of square battery case 1 through a second bottom surface edge detection camera 44 b.
Two vertical arriss of second detect module symmetries set up in belt conveyor line 30 on the frame 2 in two outsides, all include the test rack 8 and install second vertical arriss detection camera 48 and second vertical arris detection light source 49 on the test rack 8, second vertical arris detection camera 48 is configured as and shoots the detection to a vertical arris on one of them big side of square battery case 1, second vertical arris detection light source 49 is located between second vertical arris detection camera 48 and square battery case 1, it shoots the detection to shoot two remaining vertical arriss on one of them big side of square battery case 1 through two second vertical arris detection camera 48.
The bottom surface detection camera 40, the first vertical edge detection camera 42, the first bottom surface edge detection camera 44a, the small side surface detection camera 46, the second bottom surface edge detection camera 44b, and the second vertical edge detection camera 48 all employ an area array CCD camera.
The rear detection station 5 adopts a double-line structure, is provided with two sets of detection mechanisms and two sets of rotary carrying mechanisms 6 in parallel, each set of detection mechanism comprises four opening detection modules and a large side detection module which are arranged at intervals, the opening detection modules are configured to photograph and detect the open end of the square battery box 1, the large side detection modules are configured to photograph and detect two large sides of the square battery box 1, the opening detection modules comprise a detection frame 8, an opening detection camera 50 and an opening detection light source 51, the opening detection camera 50 is installed on the detection frame 8, the lens of the opening detection camera is arranged upwards, the opening detection light source 51 is installed on the detection frame 8 and is positioned right above the opening detection camera 50, and the opening detection camera 50 photographs and detects the opening of the square battery box 1. Big side detects the module and includes the 3D industry camera 52 that two intervals set up, and two 3D industry cameras 52 set up in the top that the opening detected light source 51, shoot through two 3D industry cameras 52 and detect two big sides of square battery case 1.
The rotary carrying mechanism 6 is arranged above the rear-section detection station 5 and on the rack 2 outside the belt conveyor line 30, and adopts a four-axis transplanting module, and comprises an X-direction driving module 60, a lifting cylinder 61, a lifting plate 62, a Y-direction driving cylinder 63, a rotary cylinder 64 and a material sucking head 65, wherein the X-direction driving module 60 is arranged on the rack 2 along the conveying direction of the square battery box 1, the lifting cylinder 61 is connected with an output sliding block of the X-direction driving module 60 through a connecting plate 66, a piston rod of the lifting cylinder 61 faces downwards and is fixedly connected with the lifting plate 62, four Y-direction driving cylinders 63 are arranged on the lifting plate 62 at intervals, a piston rod of the Y-direction driving cylinder 63 faces inwards and is connected with a driving plate 67, the rotary cylinder 64 used for rotating the square battery box 1 by 90 degrees is arranged on the driving plate 67, and the material sucking head 65 is connected to a rotating shaft of the rotary cylinder 64.
During operation, square battery case 1 opening sets up two conveyor belts on belt conveyor 30 downwards, belt conveyor 30 drives square battery case 1 and passes through bottom surface outward appearance detection module in proper order, two first vertical arris detect the module, three first bottom surface arris detect the module, two little side outward appearance detect the module, a second bottom surface arris detect module and two second vertical arris detect the module, eight arriss to square battery case 1, two little sides and bottom surface carry out the outward appearance detection of shooing, rotatory handling mechanism 6 drive suction head 65 is directly over to square battery case 1, lift cylinder 61 descends through four suction head 65 once only absorb four square battery cases 1 on belt conveyor 30, revolving cylinder 64 drive four square battery cases 1 rotatory 90, X detects the detection of shooing to four square battery cases 1 of drive module 60 drive absorption through opening detection module and big side detection module to four square battery cases 1's opening and two big sides in proper order, after the detection is accomplished, revolving cylinder 64 drives four square battery cases 1 rotatory 90 return of rotation again, square battery cases 1 after the rotatory handling mechanism 6 places the detection on unloading battery case 70 with square battery case 1 after detecting again.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not to be limited by the foregoing embodiments, but is capable of various modifications and changes without departing from the spirit and scope of the invention, which are intended to be within the scope of the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a prismatic battery case CCD check out test set, its is including detecting transfer chain, anterior segment detection station, back end detection station and rotatory transport mechanism, its characterized in that, it includes belt conveyor line to detect the transfer chain, belt conveyor line is last to have placed a plurality of square battery case that the opening faces down, just belt conveyor line carries the prismatic battery case process the anterior segment detects the station, be provided with a plurality of anterior segment outward appearance that is used for carrying out outward appearance detection to eight arriss, two little sides and the bottom surface of square battery case on the anterior segment detection station and detect the module, back end detection station is provided with the back end outward appearance that is used for carrying out outward appearance detection to the open end and two big sides of square battery case and detects the module, rotatory transport mechanism is configured as to snatch the back and rotatory 90 processes from detecting the transfer chain with the prismatic battery case that the anterior segment detected the station and detects the module.
2. The prismatic battery CCD detecting apparatus according to claim 1, wherein the front section appearance detecting module comprises a bottom surface appearance detecting module, two first vertical rib detecting modules, three first bottom surface rib detecting modules, two small side surface appearance detecting modules, one second bottom surface rib detecting module and two second vertical rib detecting modules arranged in sequence along the conveying direction of the prismatic battery, the bottom surface appearance detecting module is configured to photograph the bottom surface of the prismatic battery, the two first vertical rib detecting modules are configured to photograph two vertical ribs on one large side surface of the prismatic battery, the three first bottom surface rib detecting modules are configured to photograph three ribs on the bottom surface of the prismatic battery, the two small side surface appearance detecting modules are configured to photograph two small side surfaces of the prismatic battery, the one second bottom surface rib detecting module is configured to photograph the remaining one of the vertical ribs on the bottom surface of the prismatic battery, and the two second vertical rib detecting modules are configured to photograph two vertical ribs on the other large side surface of the prismatic battery.
3. The square battery box CCD detection device of claim 2, wherein the bottom surface appearance detection module, the two first vertical edge detection modules, the three first bottom surface edge detection modules, the two small side surface appearance detection modules, the one second bottom surface edge detection module and the two second vertical edge detection modules each comprise a detection frame, a CCD area array camera and a detection light source, the detection frame is fixed on the outer side of the belt conveying line, the CCD area array camera is mounted on the detection frame, and the detection light source is located between the CCD area array camera and the square battery box.
4. The square battery box CCD detection equipment as claimed in claim 1, wherein the rear detection station comprises an opening detection module and a large side detection module, the opening detection module is configured to photograph and detect the opening end of the square battery box, and the large side detection module is configured to photograph and detect two large sides of the square battery box.
5. The CCD detection device for the square battery boxes according to claim 4, wherein the opening detection module comprises a detection frame, a CCD area-array camera and a detection light source, the CCD area-array camera is installed on the detection frame, the lens of the CCD area-array camera faces upwards, the detection light source is installed on the detection frame and is positioned right above the CCD area-array camera, the large-side detection module adopts a 3D industrial camera, and the 3D industrial camera is arranged above the detection light source.
6. The square battery box CCD detection equipment of claim 1, wherein the rotary carrying mechanism is arranged above the rear detection station, the module is transplanted by adopting four shafts and comprises an X-direction driving module, a lifting cylinder, a lifting plate, a Y-direction driving cylinder, a rotary cylinder and a material suction head, the X-direction driving module is arranged along the conveying direction of the square battery box, the lifting cylinder is connected with an output slider of the X-direction driving module through a connecting plate, a piston rod of the lifting cylinder faces downwards and is fixedly connected with the lifting plate, a plurality of Y-direction driving cylinders are arranged on the lifting plate at intervals, a piston rod of the Y-direction driving cylinder faces inwards and is connected with a driving plate, a rotary cylinder used for rotating the square battery box by 90 degrees is arranged on the driving plate, and the material suction head is connected to a rotating shaft of the rotary cylinder.
7. The square battery box CCD detection equipment as claimed in claim 1, wherein a blanking line for automatically outputting the detected square battery box is arranged at the rear section of the rear section detection station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210546474.0A CN115235992A (en) | 2022-05-19 | 2022-05-19 | Square battery case CCD check out test set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210546474.0A CN115235992A (en) | 2022-05-19 | 2022-05-19 | Square battery case CCD check out test set |
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| CN115235992A true CN115235992A (en) | 2022-10-25 |
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| CN202210546474.0A Pending CN115235992A (en) | 2022-05-19 | 2022-05-19 | Square battery case CCD check out test set |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116116750A (en) * | 2023-04-04 | 2023-05-16 | 超音速人工智能科技股份有限公司 | Appearance detection device for square battery after blue film packaging |
| CN117760971A (en) * | 2024-02-21 | 2024-03-26 | 宁德时代新能源科技股份有限公司 | Detection system and method for shell of battery cell |
-
2022
- 2022-05-19 CN CN202210546474.0A patent/CN115235992A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116116750A (en) * | 2023-04-04 | 2023-05-16 | 超音速人工智能科技股份有限公司 | Appearance detection device for square battery after blue film packaging |
| CN116116750B (en) * | 2023-04-04 | 2024-01-30 | 超音速人工智能科技股份有限公司 | Appearance detection device for square battery after blue film packaging |
| CN117760971A (en) * | 2024-02-21 | 2024-03-26 | 宁德时代新能源科技股份有限公司 | Detection system and method for shell of battery cell |
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