CN208042987U - A kind of battery pole piece detection device, system and laminating machine - Google Patents

A kind of battery pole piece detection device, system and laminating machine Download PDF

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Publication number
CN208042987U
CN208042987U CN201820203447.2U CN201820203447U CN208042987U CN 208042987 U CN208042987 U CN 208042987U CN 201820203447 U CN201820203447 U CN 201820203447U CN 208042987 U CN208042987 U CN 208042987U
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pole piece
battery pole
relative position
panels
adjacent
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CN201820203447.2U
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余玉英
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Shenzhen Qianhai Tolerant Technology Co Ltd
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Shenzhen Qianhai Tolerant Technology Co Ltd
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Abstract

The utility model discloses a kind of battery pole piece detection device, system and laminating machine, which includes:Light source, for irradiating battery pole piece;Image acquiring device, the image for obtaining the battery pole piece under the light source irradiation;Detection circuit couples image acquiring device, is used for the image for the treatment of of battery pole piece, obtains the relative position of the adjacent two panels battery pole piece being stacked;Feedback circuit, couple detection circuit, for the relative position of the adjacent two panels battery pole piece being stacked to be fed back to laminating machine, so that laminating machine adjusts the placement position of battery pole piece according to the relative position in real time, so as to realize during stacking battery pole piece, the position for adjusting the battery pole piece stacked in real time, may finally improve the qualification rate of battery.

Description

A kind of battery pole piece detection device, system and laminating machine
Technical field
The utility model is related to battery manufacturing fields, more particularly, to a kind of battery pole piece detection device, system and lamination Machine.
Background technology
One of battery core core manufacturing process of lithium battery is lamination process, in the art production process, is needed from the bottom to top Negative (just) pole piece, diaphragm, positive (negative) pole piece, diaphragm, negative (just) pole piece, diaphragm, positive (negative) pole piece ... are stacked successively wherein, it is right Relative position relation between the adjacent positive/negative plate being stacked has certain requirement, for example, positive plate in the stacking direction on Projection in the region of negative plate, negative plate in the stacking direction on region of the projection in diaphragm in.The prior art In, each layer pole piece can be penetrated by common X-ray, be radiated on a film and be imaged, the position to show each layer pole piece is closed System, or the original that computer picture is rebuild is used by CT (Computed Tomography, CT scan) Reason, the cross section of each layer pole piece is shown.But this two schemes is all postmortem, can not adjust battery pole in real time The placement position of piece, to reduce battery qualification rate.
Utility model content
The utility model mainly solving the technical problems that provide a kind of battery pole piece detection device, system, laminating machine and Method can solve the problems, such as existing pole piece detection method since postmortem can not improve battery qualification rate.
To solve the above-mentioned problems, a technical solution of the utility model use is:A kind of battery pole piece detection is provided Equipment, including:Light source, for irradiating battery pole piece;Image acquiring device, for obtaining the battery under the light source irradiation The image of pole piece;Detection circuit couples image acquiring device, is used for the image for the treatment of of battery pole piece, obtains adjacent be stacked Two panels battery pole piece relative position;Feedback circuit couples detection circuit, for by the adjacent two panels battery pole being stacked The relative position of piece feeds back to laminating machine, so that laminating machine puts position according to what the relative position adjusted battery pole piece in real time It sets.
To solve the above-mentioned problems, another technical solution of the utility model use is:A kind of battery pole piece inspection is provided Examining system includes at least:Battery pole piece detection device as described above.
To solve the above-mentioned problems, another technical solution of the utility model use is:A kind of laminating machine is provided, at least Including:Battery pole piece detection device as described above.
The utility model has the beneficial effects that:The case where being different from the prior art, in the section Example of the utility model, It is handled by the image of the battery pole piece to acquisition, the opposite position of the adjacent two panels battery pole piece being stacked can be obtained It sets, and the relative position is fed back into laminating machine, laminating machine can be made to adjust battery pole piece in real time according to the relative position Placement position, and then realize during stacking battery pole piece, the position of the battery pole piece stacked is adjusted in real time, so as to So that the position relationship between the adjacent battery pole piece being stacked meets process requirements, the qualification of battery may finally be improved Rate.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model battery pole piece detection device first embodiment;
Fig. 2 is an application scenarios schematic diagram of battery pole piece detection device shown in FIG. 1;
Fig. 3 is the another application schematic diagram of a scenario of battery pole piece detection device shown in FIG. 1;
Fig. 4 is the structural schematic diagram of the utility model battery pole piece detection device second embodiment;
Fig. 5 is an application scenarios schematic diagram of battery pole piece detection device shown in Fig. 4;
Fig. 6 is the structural schematic diagram of the utility model battery pole piece detection device 3rd embodiment;
Fig. 7 is the structural schematic diagram of the utility model battery pole piece detecting system first embodiment;
Fig. 8 is the structural schematic diagram of the utility model battery pole piece detecting system second embodiment;
Fig. 9 is the structural schematic diagram of the utility model battery pole piece detecting system 3rd embodiment;
Figure 10 is the structural schematic diagram of one embodiment of the utility model laminating machine.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, the utility model battery pole piece detection device first embodiment 10 includes:
Image acquiring device 101, the image for obtaining battery pole piece;
Wherein, image acquiring device 101 includes but not limited to camera (such as 3D cameras, RGB-D cameras and laser camera).
Specifically, in an application examples, in conjunction with shown in Fig. 2, image acquiring device 101 can be depth camera, such as 3D Camera shoots the 3-D view of the battery pole piece 201, and the 3-D view is preserved when often stacking a piece of battery pole piece 201 Or it is directly uploaded to detection circuit 102, to carry out subsequent image processing.Wherein, which can be positive plate list First 201a or negative plate 201b, anode blade unit 201a includes positive plate and diaphragm, alternatively, the battery pole piece 201 can also It is positive plate or cathode blade unit, which includes negative plate and diaphragm, i.e., positive/negative pole piece can advance and membrane layer It is folded be arranged to a unit after, then stacked with another positive negative pole piece or the battery pole piece 201 can also be positive plate list Member or cathode blade unit keep negative plate, diaphragm and positive plate adjacent layer to stack and set so that when stacking the battery pole piece 201, Or keep positive plate, diaphragm and negative plate is adjacent is stacked.It wherein, can be with the period for image acquiring devices such as cameras Property image acquiring device is re-scaled, to reduce influence of the drift phenomenon during use to precision.
Certainly, in other application example, which can also include at least two cameras, at least two phase Machine shoots battery pole piece, such as a camera for the battery pole piece that takes a crane shot from different perspectives, another camera is for shooting battery The side of pole piece, to obtain the 3-D view of battery pole piece.When using two or more cameras, the seat of same camera is needed Mark, such as the position data of each camera is associated under the same world coordinates, to avoid due to caused by coordinate disunity Error.
Light source 104, for irradiating battery pole piece, so that image acquiring device 101 obtains the battery under light source 104 irradiates The image of pole piece avoids image recognition essence caused by being laminated due to battery pole piece so that the profile of the battery pole piece is apparent The decline of degree.
Wherein, which may include at least one in top light source, backlight and side light source, and specific light source setting can With depending on actual demand, such as white light or mono-chromatic lamp, it is not specifically limited herein.
Specifically, in an application examples, in conjunction with shown in Fig. 2,201 placement region periphery of battery pole piece is provided with top light Source 104a, backlight 104b and side light source 104c, wherein top light source 104a are used for the negative direction along Z axis, are sent out to battery pole piece 201 Light is penetrated, backlight 104b is used for along Z-direction, emits light to battery pole piece 201, side light source 104c is used for along perpendicular to Z The direction of axis emits light to battery pole piece 201.Top light source 104a, backlight 104b and side light source 104c couple the figure As acquisition device 101 is coordinated different using switch dome light source 104a, backlight 104b and the side light source 104c of selectivity Light effects can so that in the image that image acquiring device 101 obtains that the profile of the battery pole piece 201 is apparent, to have The position of the battery pole piece 201 is identified in being handled conducive to subsequent image.Wherein, top light source 104a, backlight 104b and sidelight The switch time of source 104c can be the preset fixed cycle, can also be that there are a control circuit (not shown), roots According to image acquiring device 101 acquisition image Separation control light source switch, specific switch time depending on actual demand, this Place is not specifically limited.
Detection circuit 102 couples image acquiring device 101, is used for the image for the treatment of of battery pole piece, obtains adjacent stacking and sets The relative position for the two panels battery pole piece set;
Wherein, the relative position of the adjacent two panels battery pole piece being stacked includes the adjacent two panels electricity being stacked The position relationship in horizontal plane (X/Y plane in such as Fig. 2) of pond pole piece, and perpendicular to the direction of horizontal plane (in such as Fig. 2 Z-direction) on position relationship.
Specifically, continuing with shown in Fig. 2, in the above application examples, the detection circuit 102 is from image acquiring device 101 The image for obtaining the battery pole piece 201 currently placed, that is, obtain the 3-D view of the battery pole piece 201, utilize image recognition skill Art identifies the adjacent two panels battery pole piece 201 being stacked in image, and (such as using the data of the battery pole piece identified Pole piece width, thickness, center position coordinates etc.) calculate it is opposite between the adjacent two panels battery pole piece 201 being stacked Position relationship (such as opposite offset distance or angle).For example, identifying adjacent in image be stacked using edge detection in Fig. 2 Positive blade unit 201a and negative plate 201b profile, it is flat in XY so as to obtain the anode blade unit 201a and negative plate The relative position relation (such as size disparity, center position coordinates offset distance and angle) in face, and utilize the anode in image Depth data between blade unit 201a and negative plate 201b calculates the anode blade unit 201a and negative plate 201b in Z axis Position relationship on direction, such as the thickness of the distance between anode blade unit 201a and negative plate 201b and pole piece.Certainly, exist In other application example, it can also adjust lighting angle by adjusting the posture of light source and/or image acquiring device or image obtain Angle is handled with obtaining multiple images, convenient for more accurately identification battery pole piece profile and position.
Optionally, which is further used for identifying the profile of battery pole piece 201, to determine battery pole piece 201 Position in the picture.
Wherein, which is additionally operable to the position of the more adjacent two panels battery pole piece 201 being stacked in the picture It sets, to obtain the relative position of the adjacent two panels battery pole piece 201 being stacked.
Specifically, in an application examples, detection circuit 102 is obtained from image acquiring device 101 under the irradiation of light source 104 After the image of battery pole piece 201, when carrying out image procossing to the image, edge detection algorithm, such as differential operator can be utilized Method, Model match method, Wavelet Detection method, neural network etc., the profile of identification battery pole piece 201 in the picture, so that it is determined that The position of battery pole piece 201 in the picture, such as scheming using the range of the profile area encompassed as the battery pole piece 201 Position as in.Wherein, which may be used the modes such as coordinate set and is demarcated, which can be detection circuit 102 Or the coordinate under image acquiring device 101 coordinate system of itself, can also be the coordinate under unified world coordinate system, herein not It is specifically limited.
In the above application examples, the image for the battery pole piece 201 which obtains can be 3-D view, It can be two dimensional image.
When the detection circuit 102 obtain be 3-D view when, the detection circuit 102 can directly utilize obtain three-dimensional Image carries out image procossing, such as image segmentation, edge detection etc., identifies the adjacent two panels battery pole piece 201 being stacked Edge, such as the edge of adjacent positive the blade unit 201a and negative plate 201b being stacked in Fig. 2, to determine the anode respectively Both the position of blade unit 201a and negative plate 201b in the picture, and the position of the two is compared, can finally obtain Relative position relation both obtain respectively such as using the apex coordinate of the anode blade unit 201a and negative plate 201b Vertex between subpoint on Z axis of the range of the subpoint area encompassed of X/Y plane and the vertex of the two away from From.
When the detection circuit 102 obtain be two dimensional image when, the detection circuit 102 can utilize multiple two dimensional images it is true The relative position of the fixed adjacent two panels battery pole piece 201 being stacked, such as image acquiring device 101 are obtained in synchronization The overhead view image and side elevation image of the adjacent positive blade unit 201a and negative plate 201b being stacked, can using the overhead view image To obtain the anode blade unit 201a and negative plate 201b in the relative position of X/Y plane, this can be obtained using the side elevation image The relative positions of positive blade unit 201a and negative plate 201b in the Z-axis direction, such as the distance between above-mentioned two panels battery pole piece And/or the thickness of two panels battery pole piece.Wherein, when that obtained in the overhead view image is negative plate 201b, pass through the vertical view As that can determine the positions of negative plate 201b in the picture, while the positive blade unit adjacent thereto being stacked can be utilized The overhead view image of 201a obtains the positions of anode blade unit 201a in the picture, so as to compare the anode blade unit The position of 201a and negative plate 201b in the picture, can obtain above-mentioned two panels battery pole piece X/Y plane relative position.Its In above-mentioned two width overhead view image obtained in same angle shot by same image acquiring device.
In another application examples, in conjunction with shown in Fig. 3, except 201 placement region of battery pole piece, and obtains and fill in image The image set obtains in range, a primary standard substance 202 can be arranged on the operating platform of laminating machine, by the primary standard substance 202 As a reference position, after the image for obtaining battery pole piece 201 every time, which can direct comparative cell pole The position of piece 201 and primary standard substance 202 in the picture, to obtain the relative position between battery pole piece 201 and primary standard substance 202, so Afterwards, the relative position between the more adjacent two panels battery pole piece 201 being stacked and primary standard substance 202, to obtain adjacent stacking The relative position of the two panels battery pole piece 201 of setting.In other application example, the battery pole piece of initial placement can also be used to make It, at this time can be using the position of the battery pole piece of the initial placement as the position of primary standard substance, to carry out subsequent bit for the primary standard substance It sets and compares.In the application example, position comparison is carried out using the fixed primary standard substance, it can be to avoid due to image acquiring device and light Influence of the shift in position in source to identification battery pole piece position in image.
Such as in Fig. 3, it is respectively compared positive blade unit 201a and the position of primary standard substance 202 in the picture first, and negative Pole piece 201b and the position of primary standard substance 202 in the picture, can obtain respectively between positive blade unit 201a and primary standard substance 202 Relative position between relative position and negative plate 201b and primary standard substance 202, then, more positive blade unit 201a, cathode Above-mentioned two relative position between both piece 201b and primary standard substance 202 can obtain the adjacent positive blade unit being stacked The relative position of 201a and negative plate 201b.Wherein, the side such as coordinate set and/or vector may be used in the position and relative position Formula indicates.
Feedback circuit 103 couples detection circuit 102, for by the opposite position of the adjacent two panels battery pole piece being stacked It sets and feeds back to laminating machine 20, so that laminating machine 20 adjusts the placement position of battery pole piece according to the relative position in real time.
Specifically, in the above application examples, feedback circuit 103 obtains the adjacent two panels electricity being stacked from detection circuit 102 After the relative position relation of pond pole piece 201, laminating machine 20 is fed back to, the battery pole piece currently placed 201 is judged by laminating machine 20 Position whether meet technological requirement, i.e. whether the relative position between the adjacent two panels battery pole piece 201 being stacked is located In in preset range, which is between the adjacent battery pole piece being stacked determined by battery pole piece technological requirement Relative position, for example, positive plate in the stacking direction on projection in the region of negative plate, and negative plate is in the stacking direction On projection in diaphragm region in or positive plate center, negative plate center and diaphragm center be on same straight line, this The specific value of preset range can be set by user, or by battery types automatic identification, be not specifically limited herein. It, can be with when relative position of the laminating machine 20 between the adjacent two panels battery pole piece 201 being stacked exceeds preset range The placement position for the battery pole piece 201 currently placed is adjusted in real time, so that the adjacent two panels battery pole piece 201 being stacked Between relative position be in the preset range.The laminating machine 20, can be according to this when putting battery pole piece 201 every time Relative position adjusts the placement position of battery pole piece 201, and all battery pole piece positions in entire battery may finally be made equal Meet technological requirement, and then improves the qualification rate of battery.
In another application examples, which can also directly judge the position of the battery pole piece currently placed 201 It sets and whether meets technological requirement, and when the position of the battery pole piece 201 does not meet technological requirement, this adjacent is stacked The relative position relation of two panels battery pole piece 201 feeds back to laminating machine 20, and the battery currently placed is adjusted in real time by laminating machine 20 The placement position of pole piece 201.In addition, out-of-size battery pole piece 201 can also be fed back to lamination by the feedback circuit 103 Machine 20, so that laminating machine 20 abandons the underproof battery pole piece 201, to further increase battery qualification rate.
In other embodiments, which may be used a general camera and takes a crane shot battery pole piece, and combine one Range unit obtains the relative position between the adjacent two panels battery pole piece being stacked.
Specifically, as shown in figure 4, this practicality in the utility model battery pole piece detection device second embodiment 40 and Fig. 1 Novel battery pole piece detecting equipment first embodiment is similar, the difference is that, the utility model battery pole piece detection device 40 Further comprise:Range unit 105, the range unit 105 couple detection circuit 102, for measure adjacent layer stack set to The distance between few two panels battery pole piece.
Wherein, which includes but not limited to laser, grating, infrared range-measurement system and ultrasonic distance measuring apparatus.This reality Example is applied to illustrate by taking laser as an example.
Specifically, in conjunction with shown in Fig. 5, in an application examples, image acquiring device 101 is imaged using a general industry Head, take a crane shot battery pole piece 201, stacks a piece of battery pole piece 201 every time, at least shoots an image, and combine laser 105, To the transmitting of battery pole piece 201 perpendicular to the laser of the battery pole piece 201, since laser can penetrate the battery pole piece 201, and it is anti- Light is penetrated, laser distance measuring principle, such as laser triangulation bounce technique are thus utilized, adjacent layer can be measured and stack at least two panels electricity set The distance between pond pole piece 201, such as anode the distance between blade unit 201a and negative plate 201b in Fig. 5.Wherein, which can To be the sum of the thickness of the anode blade unit 201a and negative plate 201b, can also including anode blade unit 201a thickness with The thickness of negative plate 201b is not specifically limited herein specifically depending on the range accuracy of laser 105 and actual demand.When So, in other embodiments, which can also integrate with image acquiring device.
Detection circuit 102 obtains the image of battery pole piece with after this at least the distance between two panels battery pole piece, handles The image of the battery pole piece can obtain adjacent layer and stack at least two panels battery pole piece set on the first plane first opposite Position, wherein first plane is perpendicular to the stacking direction of battery pole piece, such as anode blade unit 201a shown in fig. 5 and negative First relative positions of the pole piece 201b on X/Y plane, and at least the distance between the two panels battery pole piece is utilized, obtain this extremely Few second relative position of the two panels battery pole piece on the direction of vertical first plane, for example, in Fig. 5 anode blade unit 201a with The second relative positions of negative plate 201b in the Z-axis direction.Wherein, the acquisition of first relative position and the second relative position Journey can refer to the content of the utility model battery pole piece detection device first embodiment, be not repeated herein.Wherein, the detection After circuit obtains the second relative position between two adjacent battery pole pieces, needs second relative position being associated with and be obtained with image Under the coordinate for taking device unified, to avoid due to the inconsistent caused error of coordinate.Certainly, in other embodiments, the ranging Device can also directly acquire the second station-keeping data between two adjacent battery pole pieces.
In other embodiments, which can also be according to adjacent at least two be stacked of acquisition The relative position relation of piece battery pole piece, establishes threedimensional model, reconstructs the three-dimensional structure of battery pole piece, more intuitively to judge electricity Whether stacking for pond pole piece meets technological requirement.
Specifically, as shown in fig. 6, this practicality in the utility model battery pole piece detection device 3rd embodiment 50 and Fig. 4 Novel battery pole piece detecting equipment second embodiment is similar, the difference is that, the utility model battery pole piece detection device 50 Further comprise:Three-dimensional modeling circuit 106 couples detection circuit 102, for using this at least between two panels battery pole piece the One relative position and the second relative position establish the threedimensional model of at least two panels battery pole piece, to obtain the electricity currently placed Relative position between pond pole piece and the battery pole piece adjacent thereto being stacked.
Specifically, in an application examples, when which stacks a piece of battery pole piece every time, Ke Yicong Detection circuit 102 obtains the first relative position between the battery pole piece currently stacked and its adjacent battery pole piece being stacked With the second relative position, first relative position and the second relative position then can be utilized, the battery pole currently stacked is established The threedimensional model of piece battery pole piece being stacked adjacent with its, and color, the shape of battery pole piece in image can be utilized Etc. information render the threedimensional model so that the threedimensional model is closer to true battery pole piece structure, by the threedimensional model, The phase between the battery pole piece currently placed and the battery pole piece adjacent thereto being stacked more can be more intuitively obtained easily It to position, repeats the above process, the three-dimensional structure of the battery pole piece of entire battery can be reconstructed.Wherein, the three-dimensional modeling circuit 106 can also analyze position deviation when multi-layer cell pole piece projects to same plane in the three-dimensional model, draw aberration curve, The cross section etc. that can also check multi-layer cell pole piece in the three-dimensional model, more intuitively to obtain the positional number of battery pole piece According to.
Feedback circuit 103 couples detection circuit 102 by the three-dimensional modeling circuit 106, and feedback circuit 103 is further used for Relative position between the battery pole piece currently placed and the battery pole piece adjacent thereto being stacked is fed back into laminating machine, with So that laminating machine adjusts the placement position for the battery pole piece currently placed according to relative position in real time.
In other embodiments, which can be also used for the standard established according to user's inputting process parameters Model, the master pattern are the models for meeting the battery pole piece of battery lamination technological requirement and stacking, which can be with The battery pole piece threedimensional model established in real time is compared with the master pattern, obtain the battery pole piece currently placed and and its The adjacent two panels battery pole being stacked in current relative position and master pattern between the adjacent battery pole piece being stacked The deviation of standard relative position between piece, and the deviation is fed back into feedback circuit, laminating machine is fed back to by feedback circuit, with The placement position for the battery pole piece currently placed is adjusted in real time.The three-dimensional modeling circuit can also be integrated in the detection circuit, To utilize modeling algorithm to realize above-mentioned function in the detection circuit.
As shown in fig. 7, the utility model battery pole piece detecting system first embodiment 60 includes at least:Battery pole piece detects Equipment 601, the structure of the battery pole piece detection device 601 can refer to the utility model battery pole piece detection device first to the The structure of any one embodiment, is not repeated herein in three.
In the present embodiment, the image of the battery pole piece of acquisition is handled using battery pole piece detection device, can be obtained The relative position of the adjacent two panels battery pole piece being stacked is taken, and the relative position is fed back into laminating machine, can to fold Piece machine adjusts the placement position of battery pole piece according to the relative position in real time, and then realizes during stacking battery pole piece, The position of the battery pole piece stacked is adjusted in real time, so that the position relationship between the adjacent battery pole piece being stacked Meet process requirements, the qualification rate of battery may finally be improved.
As shown in figure 8, the utility model battery pole piece detecting system second embodiment 70 includes:Battery pole piece detection device 601 and laminating machine 602, the structure of the battery pole piece detection device 601 can refer to the utility model battery pole piece detection device First to any one embodiment in third structure, be not repeated herein.
The structure of the battery pole piece detection device 601 is with the utility model battery pole piece detection device first in the present embodiment It is illustrated for the structure of embodiment.
The laminating machine 602 couples the feedback circuit 103 of battery pole piece detection device 601, for according to the feedback circuit 103 Relative position between the adjacent two panels battery pole piece being stacked of feedback adjusts the pendulum for the battery pole piece currently placed in real time Position is put, so that the battery pole piece currently placed is positioned over predeterminated position.
Wherein, the predeterminated position be the pre-set battery pole piece currently placed meet technological requirement put position It sets.
Specifically, in an application examples, laminating machine 602 obtains the adjacent two panels electricity being stacked from feedback circuit 103 After relative position between the pole piece of pond, it can be determined that whether the relative position meets technological requirement, such as the relative position whether In preset range, which is the adjacent two panels battery pole being stacked for meeting battery pole piece and stacking technological requirement Position relationship between piece, when the relative position does not meet technological requirement, exceeds the preset range such as relative position, the lamination Machine 602 adjusts the placement position for the battery pole piece currently placed in real time so that the battery pole piece currently placed be positioned over it is pre- If position.
In the present embodiment, when which stacks a piece of battery pole piece every time, can it repeat the above process, so as to So that finally formed battery pole piece structure meets technological requirement, battery qualification rate is improved.
As shown in figure 9, the utility model battery pole piece detecting system 3rd embodiment 80 includes:Battery pole piece detection device 601 and laminating machine 602, the structure of the battery pole piece detection device 601 can refer to the utility model battery pole piece detection device First to any one embodiment in third structure, be not repeated herein.
The structure of the battery pole piece detection device 601 is with the utility model battery pole piece detection device first in the present embodiment It is illustrated for the structure of embodiment.
Wherein, which includes:Lamination control circuit 6021 couples feedback circuit 103, is currently put for judging Whether the relative position between the battery pole piece and the battery pole piece adjacent thereto being stacked set is more than preset range, and at this When relative position is more than preset range, control stacking mechanism 6023 adjusts the placement position of battery pole piece in real time, so that currently The battery pole piece of placement is positioned over predeterminated position;Wherein, which is coupled to the lamination control circuit 6021.
Wherein, the predeterminated position be the pre-set battery pole piece currently placed meet technological requirement put position It sets, which is to meet battery pole piece to stack position between adjacent two panels battery pole piece being stacked of technological requirement Set relationship.
Optionally, which further comprises:Operating platform 6022, the operating platform 6022 are used for placing battery Pole piece.
Optionally, which further includes:Stacking mechanism 6023, the stacking mechanism 6023 are used to obtain battery pole piece, And battery pole piece stacking is positioned over operating platform 6022.
Wherein, which can be fixedly installed on the operating platform 6022, which can be with Including the structures such as mechanical gripper or vacuum cup, for obtaining battery pole piece, and battery pole piece is moved to stack region into Row is placed.
Optionally, in conjunction with shown in Fig. 3, a primary standard substance 202 is fixedly installed on the operating platform 6022, the primary standard substance 202 The image for being set to image acquiring device 101 obtains in range and outside the placement region of battery pole piece.
Wherein, which can refer to this reality using the process of the image of the 202 treatment of battery pole piece of primary standard substance With the content of novel battery pole piece detecting equipment first embodiment, it is not repeated herein.
In other implementations, which can also include transport mechanism, for transmitting the battery pole piece. The battery pole piece detection device can also be integrated in the laminating machine.
Specific as shown in Figure 10, one embodiment 90 of the utility model laminating machine includes:Battery pole piece detection device 901.It should The structure of battery pole piece detection device 901 can refer to the utility model battery pole piece detection device first to any one in third The structure of a embodiment, is not repeated herein.
In other embodiments, which can also include transport mechanism, operating platform, primary standard substance and stacking mechanism Equal other components, are not specifically limited herein.
In the present embodiment, laminating machine is handled the image of the battery pole piece of acquisition using battery pole piece detection device, The relative position of the adjacent two panels battery pole piece being stacked can be obtained, and battery pole piece is adjusted according to the relative position in real time Placement position, and then realize during stacking battery pole piece, adjust the position of the battery pole piece stacked in real time, so as to Enough so that the position relationship between the adjacent battery pole piece being stacked meets process requirements, the qualification of battery may finally be improved Rate.
The foregoing is merely the embodiments of the utility model, and it does not limit the scope of the patent of the present invention, all It is equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly or indirectly uses In other related technical areas, it is equally included in the patent within the scope of the utility model.

Claims (10)

1. a kind of battery pole piece detection device, which is characterized in that including:
Light source, for irradiating battery pole piece;
Image acquiring device, the image for obtaining the battery pole piece under the light source irradiation;
Detection circuit, couples described image acquisition device, and the described image for handling the battery pole piece obtains adjacent stacking The relative position of battery pole piece described in the two panels of setting;
Feedback circuit couples the detection circuit, for by the described opposite of battery pole piece described in the adjacent two panels being stacked Position feedback is to laminating machine, so that the laminating machine puts position according to what the relative position adjusted the battery pole piece in real time It sets.
2. battery pole piece detection device according to claim 1, which is characterized in that the detection circuit is further used for knowing The profile of the not described battery pole piece, with position of the determination battery pole piece in described image.
3. battery pole piece detection device according to claim 2, which is characterized in that the detection circuit is additionally operable to compare phase Position of the battery pole piece in described image described in the two panels that neighbour is stacked, to obtain the adjacent two panels institute being stacked State the relative position of battery pole piece;Or the detection circuit is additionally operable to battery pole piece and primary standard substance described in comparison described Position in image, to obtain the relative position between the battery pole piece and the primary standard substance.
4. battery pole piece detection device according to claim 3, which is characterized in that the detection circuit is further used for comparing Relative position described in the more adjacent two panels being stacked between battery pole piece and the primary standard substance, to obtain the adjacent stacking The relative position of battery pole piece described in the two panels of setting.
5. battery pole piece detection device according to claim 1, which is characterized in that further comprise:Range unit, coupling The detection circuit stacks the distance between battery pole piece described in at least two panels set for measuring the adjacent layer.
6. battery pole piece detection device according to claim 5, which is characterized in that the detection circuit is further used for locating The described image for managing the battery pole piece obtains the adjacent layer and stacks battery pole piece described in at least two panels set in the first plane On the first relative position, and using the distance between battery pole piece described in at least two panels, at least two panels institute described in acquisition State second relative position of the battery pole piece on the direction of vertical first plane;
Wherein, stacking direction of first plane perpendicular to the battery pole piece.
7. battery pole piece detection device according to claim 6, which is characterized in that further comprise:Three-dimensional modeling circuit, Couple the detection circuit, for utilizing first relative position and second relative position, establish described at least two panels The threedimensional model of the battery pole piece, to obtain the battery pole piece currently placed and the battery pole adjacent thereto being stacked Relative position between piece.
8. a kind of battery pole piece detecting system, which is characterized in that include at least:Such as claim 1-7 any one of them batteries Pole piece detecting equipment.
9. battery pole piece detecting system according to claim 8, which is characterized in that further comprise:Laminating machine couples institute Feedback circuit is stated, the placement position for adjusting the battery pole piece in real time according to the relative position, so that the battery Pole piece is positioned over predeterminated position.
10. a kind of laminating machine, which is characterized in that including:Such as claim 1-7 any one of them battery pole piece detection devices.
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108398084A (en) * 2018-02-01 2018-08-14 深圳前海优容科技有限公司 A kind of battery pole piece detection device, system, laminating machine and method
CN110108239A (en) * 2019-05-21 2019-08-09 东莞维科电池有限公司 Pole piece new Methods of Quality Information Acquisition method, system and equipment
CN111390893A (en) * 2019-01-03 2020-07-10 海因里希·格奥尔格机械制造有限公司 Method and positioning system for producing a transformer core
CN113624137A (en) * 2021-08-30 2021-11-09 广东利元亨智能装备股份有限公司 Battery cell detection method, light distribution method, device, electronic equipment and storage medium
CN117020501A (en) * 2023-10-08 2023-11-10 宁德时代新能源科技股份有限公司 Pole addressing method and addressing system
CN117053730A (en) * 2023-10-11 2023-11-14 杭州睿影科技有限公司 Detection method and device for laminated battery, image processing equipment and medium

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108398084A (en) * 2018-02-01 2018-08-14 深圳前海优容科技有限公司 A kind of battery pole piece detection device, system, laminating machine and method
CN111390893A (en) * 2019-01-03 2020-07-10 海因里希·格奥尔格机械制造有限公司 Method and positioning system for producing a transformer core
CN110108239A (en) * 2019-05-21 2019-08-09 东莞维科电池有限公司 Pole piece new Methods of Quality Information Acquisition method, system and equipment
CN113624137A (en) * 2021-08-30 2021-11-09 广东利元亨智能装备股份有限公司 Battery cell detection method, light distribution method, device, electronic equipment and storage medium
CN117020501A (en) * 2023-10-08 2023-11-10 宁德时代新能源科技股份有限公司 Pole addressing method and addressing system
CN117020501B (en) * 2023-10-08 2024-02-23 宁德时代新能源科技股份有限公司 Pole addressing method and addressing system
CN117053730A (en) * 2023-10-11 2023-11-14 杭州睿影科技有限公司 Detection method and device for laminated battery, image processing equipment and medium
CN117053730B (en) * 2023-10-11 2024-02-02 杭州睿影科技有限公司 Detection method and device for laminated battery, image processing equipment and medium

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