CN115872209B - Automatic centering CCD closed loop deviation rectifying control system - Google Patents
Automatic centering CCD closed loop deviation rectifying control system Download PDFInfo
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Abstract
The invention relates to the technical field of automatic control of lithium batteries and discloses an automatic centering CCD closed-loop correction control system which comprises an acquisition module, a processing module, a first sensor, a second sensor, a correction module, a first motor, a second motor, a control module and a control module, wherein the acquisition module acquires characteristic images of the lithium batteries, the processing module acquires anode images and cathode images of the lithium batteries, the first sensor acquires first offset of an anode and second offset of the anode, the second sensor acquires third offset of a cathode and fourth offset of the cathode, the correction module corrects the anode or the cathode, the first motor controls the correction module to correct the anode in a correction area, the second motor controls the correction module to correct the cathode in the correction area, and the control module is respectively connected with the acquisition module, the processing module, the first sensor, the second sensor, the correction module, the first motor and the second motor and controls the first motor and the second motor. The invention can realize automatic correction of the anode and the cathode, and effectively improves correction precision and correction efficiency.
Description
Technical Field
The invention relates to the technical field of automatic control of lithium batteries, in particular to a CCD closed-loop correction control system capable of automatically centering.
Background
The battery cell is an important component of a lithium battery. In the processing production link of the battery cell, the anode sheet and the cathode sheet are wound on a winding needle. As the winding process proceeds, a cell with an increasing thickness is obtained. However, in the actual production process, it is difficult to ensure that the winding materials such as the anode sheet and the cathode sheet of each cell are always aligned, and in the production process of the cells, the dislocation phenomenon is easily caused in the winding materials such as the anode sheet and the cathode sheet, and when the dislocation amount exceeds a certain range, the use safety of the battery is affected.
In the existing automatic deviation correcting control system, a sensor is arranged on a fixed support, the support cannot perform automatic centering operation, after equipment is started, a lithium battery runs three points and one line, on-site staff can adjust a knob on the support according to the actual conditions of an anode and a cathode, so that the position of the support is adjusted to move the whole position of the sensor, and the battery is kept at the center positions of the two sensors. In addition, the automatic correction control system corrects the correction according to the numerical values of the two sensors, if the thickness of the battery changes, the anode and the cathode of the battery can not be always kept at the center positions of the two sensors only by the automatic correction function of the correction controller, and the correction accuracy is affected.
Therefore, how to provide an automatic centering CCD closed-loop correction control system capable of improving correction accuracy of lithium batteries is a technical problem to be solved at present.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide an automatic centering CCD closed-loop correction control system, which improves the correction efficiency of a lithium battery, realizes automatic correction of the lithium battery, improves the correction precision and reduces the technical problem of bad size of the lithium battery.
In order to achieve the above object, the present invention provides an automatic centering CCD closed loop correction control system, the system comprising:
the acquisition module is used for acquiring characteristic images of the lithium battery;
the processing module is connected with the acquisition module and is used for receiving the characteristic image and acquiring an anode image and a cathode image of the lithium battery according to the characteristic image;
the first sensor is connected to the processing module and is used for acquiring a first offset of the anode and a second offset of the anode when the anode of the lithium battery enters the deviation rectifying area;
the second sensor is connected with the processing module and is used for acquiring a third offset of the cathode and a fourth offset of the cathode when the cathode of the lithium battery enters the deviation rectifying area;
the deviation rectifying module is used for rectifying the anode or the cathode in the deviation rectifying area;
the first motor is connected with the deviation rectifying module and is used for controlling the deviation rectifying module to rectify the anode in the deviation rectifying area;
the second motor is connected with the deviation rectifying module and is used for controlling the deviation rectifying module to rectify the cathode in the deviation rectifying area;
the control module is respectively connected with the acquisition module, the processing module, the first sensor, the second sensor, the deviation rectifying module, the first motor and the second motor, and manages and controls the first motor and the second motor.
In one embodiment, the method further comprises:
the acquisition module is connected with the processing module and is used for acquiring the width of the anode of the lithium battery and the width of the cathode of the lithium battery in the characteristic image;
the generating module is connected with the collecting module and is used for calculating the anode width and the cathode width of the lithium battery entering the deviation correcting area according to the anode width and the cathode width of the lithium battery in the characteristic image.
In one embodiment, the method further comprises:
the determining module is used for determining a deviation rectifying line of the lithium battery entering the deviation rectifying area, determining a central line of the anode according to the anode width of the lithium battery in the deviation rectifying area and determining the central line of the cathode according to the cathode width of the lithium battery in the deviation rectifying area;
the determination module calculates a centerline of the anode according to the following formula:
X=A/2；
x is the center line of the anode, A is the anode width of the lithium battery in the deviation correcting area;
the determination module calculates a centerline of the cathode according to the following formula:
Y=B/2；
wherein Y is the center line of the cathode, and B is the cathode width of the lithium battery in the deviation correcting area.
In one embodiment, the first sensor comprises:
the first setting unit is connected with the generating module and is used for setting the position information of the first sensor according to the anode width of the lithium battery in the deviation rectifying area;
the first calculation unit is connected to the determination module and is used for calculating a first offset of the anode and a second offset of the anode according to the central line of the anode and the deviation rectifying line of the lithium battery in the deviation rectifying area.
In one embodiment, the first calculation unit calculates the first offset of the anode according to the following formula:
C=ⅠX-EⅠ；
wherein C is the first offset of the anode, X is the center line of the anode, and E is the rectifying line of the lithium battery in the rectifying area.
In one embodiment, the second sensor comprises:
the second setting unit is connected with the generating module and is used for setting the position information of the second sensor according to the cathode width of the lithium battery in the deviation rectifying area;
the second calculating unit is connected with the determining module and is used for calculating a third offset of the cathode and a fourth offset of the cathode according to the center line of the cathode and the deviation rectifying line of the lithium battery in the deviation rectifying area.
In one embodiment, the second calculating unit calculates the second offset of the cathode according to the following formula:
F=ⅠY-EⅠ；
wherein F is the second offset of the cathode, Y is the center line of the cathode, and E is the rectifying line of the lithium battery in the rectifying area.
In one embodiment, the control module is configured to calculate a sum of the first offset and the third offset, and is further configured to calculate a difference between the first offset and the third offset;
the control module is also used for generating a corresponding control instruction according to the sum value and the difference value and sending the control instruction to the first motor or the second motor.
In one embodiment, in the control module, when the sum and the difference are zero, the control module merges the first motor and the second motor, and when the sum is greater than zero and the difference is greater than zero, the control module determines the values of the first offset and the third offset, and controls the first motor and the second motor to move in directions in which the values of the first motor and the second motor are small.
In one embodiment, in the control module, after the control module determines the magnitudes of the first offset and the third offset and controls the first motor and the second motor to move in the direction in which the magnitudes of the first offset and the third offset are smaller, the control module calculates a second sum of the second offset and the fourth offset and calculates a second difference between the second offset and the fourth offset, and when the second sum is greater than a first threshold, the control module controls the first motor and the second motor to separate, and when the second sum is less than a second threshold, the control module controls the first motor and the second motor to merge, and when the second difference is greater than a third threshold, the control module determines the magnitudes of the second offset and the fourth offset and controls the first motor and the second motor to move in the direction in which the magnitudes of the first motor and the second motor are smaller.
The invention provides an automatic centering CCD closed loop correction control system, which has the following beneficial effects compared with the prior art:
the invention provides a CCD closed loop correction control system for automatic centering, which comprises: the system comprises an acquisition module, a processing module, a first sensor, a second sensor, a rectifying module, a first motor, a second motor and a control module, wherein the acquisition module is used for acquiring characteristic images of the lithium battery, the processing module is connected with the acquisition module, the processing module is used for receiving the characteristic images and acquiring anode images and cathode images of the lithium battery according to the characteristic images, the first sensor is connected with the processing module, the first sensor is used for acquiring a first offset of the anode and a second offset of the anode when the anode of the lithium battery enters a rectifying area, the second sensor is connected with the processing module, the second sensor is used for acquiring a third offset of the cathode and a fourth offset of the cathode when the cathode of the lithium battery enters the rectifying area, the rectifying module is used for rectifying the anode or the cathode in the rectifying area, the first motor is connected with the rectifying module, the first motor is used for controlling the rectifying module to rectify the anode in the rectifying area, and the second motor is connected with the second motor, the second sensor is used for controlling the rectifying module to rectify the cathode in the rectifying area, and the second motor is connected with the processing module, the second sensor is used for controlling the rectifying the cathode in the rectifying area, and the rectifying module, the second motor is used for rectifying the anode or the cathode in the rectifying area, and the rectifying module is used for rectifying the anode or the cathode in the rectifying area, and the anode or cathode in the rectifying area.
Drawings
FIG. 1 shows a schematic diagram of a self-centering CCD closed-loop correction control system in an embodiment of the invention;
FIG. 2 is a schematic diagram showing the structure of a first sensor in an embodiment of the present invention;
fig. 3 shows a schematic structural diagram of a second sensor in an embodiment of the present invention.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
The following is a description of preferred embodiments of the invention, taken in conjunction with the accompanying drawings.
As shown in fig. 1, an embodiment of the present invention discloses a CCD closed loop correction control system for automatic centering, the system comprising:
the acquisition module is used for acquiring characteristic images of the lithium battery;
the processing module is connected with the acquisition module and is used for receiving the characteristic image and acquiring an anode image and a cathode image of the lithium battery according to the characteristic image;
the first sensor is connected to the processing module and is used for acquiring a first offset of the anode and a second offset of the anode when the anode of the lithium battery enters the deviation rectifying area;
the second sensor is connected with the processing module and is used for acquiring a third offset of the cathode and a fourth offset of the cathode when the cathode of the lithium battery enters the deviation rectifying area;
the deviation rectifying module is used for rectifying the anode or the cathode in the deviation rectifying area;
the first motor is connected with the deviation rectifying module and is used for controlling the deviation rectifying module to rectify the anode in the deviation rectifying area;
the second motor is connected with the deviation rectifying module and is used for controlling the deviation rectifying module to rectify the cathode in the deviation rectifying area;
the control module is respectively connected with the acquisition module, the processing module, the first sensor, the second sensor, the deviation rectifying module, the first motor and the second motor, and manages and controls the first motor and the second motor.
In the embodiment, firstly, the characteristic image of the lithium battery is obtained through the obtaining module, then the anode image and the cathode image of the lithium battery are obtained through the processing module, whether the anode of the lithium battery and the cathode of the lithium battery enter the rectifying area can be accurately judged through the anode image and the cathode image, when the anode of the lithium battery and the cathode of the lithium battery enter the rectifying area, the first sensor and the second sensor are started, and the rectifying processing is carried out on the anode of the lithium battery and the cathode of the lithium battery through the rectifying module.
In some embodiments of the present application, further comprising:
the acquisition module is connected with the processing module and is used for acquiring the width of the anode of the lithium battery and the width of the cathode of the lithium battery in the characteristic image;
the generating module is connected with the collecting module and is used for calculating the anode width and the cathode width of the lithium battery entering the deviation correcting area according to the anode width and the cathode width of the lithium battery in the characteristic image.
In this embodiment, the collecting module collects the anode width of the lithium battery and the cathode width of the lithium battery in the feature image, it should be understood that the anode width and the cathode width at this time refer to the width in the feature image, and not the actual anode width of the lithium battery and the actual cathode width of the lithium battery, so the generating module in the present invention calculates the anode width and the cathode width of the lithium battery in the deviation rectifying area by the anode width of the lithium battery and the cathode width of the lithium battery in the feature image, where it is understood that the anode width and the cathode width of the lithium battery in the deviation rectifying area are calculated according to the algorithm that can be scaled, and if the anode width of the lithium battery in the feature image is 2mm, and the scaling rule is set to 1:240, then the anode width of the lithium battery in the deviation rectifying area is 480mm, which is shown by way of example, it should be understood that other calculation methods can be used to calculate the anode width and the cathode width of the lithium battery in the deviation rectifying area, where it is not limited specifically, and the anode width and the cathode width of the lithium battery in the deviation rectifying area can be reliably supported for the subsequent deviation rectifying operation.
In some embodiments of the present application, further comprising:
the determining module is used for determining a deviation rectifying line of the lithium battery entering the deviation rectifying area, determining a central line of the anode according to the anode width of the lithium battery in the deviation rectifying area and determining the central line of the cathode according to the cathode width of the lithium battery in the deviation rectifying area;
the determination module calculates a centerline of the anode according to the following formula:
X=A/2；
x is the center line of the anode, A is the anode width of the lithium battery in the deviation correcting area;
the determination module calculates a centerline of the cathode according to the following formula:
Y=B/2；
wherein Y is the center line of the cathode, and B is the cathode width of the lithium battery in the deviation correcting area.
In this embodiment, when the lithium battery enters the deviation rectifying area, the lithium battery is ensured to be positioned at the center position of the deviation rectifying area, so that the deviation rectifying line of the lithium battery is determined, the lithium battery is positioned at the center position of the deviation rectifying area, the anode and the cathode of the lithium battery can be better corrected, the center line of the anode and the center line of the cathode are determined according to the above formula, whether the anode and the cathode of the lithium battery deviate from the deviation rectifying line can be further determined, and reliable data support is provided for calculating the deviation of the anode and the deviation of the cathode.
As shown in fig. 2, in some embodiments of the present application, the first sensor includes:
the first setting unit is connected with the generating module and is used for setting the position information of the first sensor according to the anode width of the lithium battery in the deviation rectifying area;
the first calculation unit is connected to the determination module and is used for calculating a first offset of the anode and a second offset of the anode according to the central line of the anode and the deviation rectifying line of the lithium battery in the deviation rectifying area.
In some embodiments of the present application, the first calculating unit calculates the first offset of the anode according to the following formula:
C=ⅠX-EⅠ；
wherein C is the first offset of the anode, X is the center line of the anode, and E is the rectifying line of the lithium battery in the rectifying area.
In this embodiment, the first setting unit sets the position information of the first sensor according to the anode width of the lithium battery in the deviation rectifying area, by setting the position information of the first sensor, the first sensor can accurately obtain the deviation of the anode, the first calculating unit calculates the first deviation of the anode according to the above formula, and meanwhile, the first calculating unit can calculate the second deviation of the anode, and by calculating the first deviation of the anode and the second deviation of the anode, it can be determined whether the anode needs to rectify or not, and a specific deviation rectifying mode.
As shown in fig. 3, in some embodiments of the present application, the second sensor includes:
the second setting unit is connected with the generating module and is used for setting the position information of the second sensor according to the cathode width of the lithium battery in the deviation rectifying area;
the second calculating unit is connected with the determining module and is used for calculating a third offset of the cathode and a fourth offset of the cathode according to the center line of the cathode and the deviation rectifying line of the lithium battery in the deviation rectifying area.
In some embodiments of the present application, the second calculating unit calculates the second offset of the cathode according to the following formula:
F=ⅠY-EⅠ；
wherein F is the second offset of the cathode, Y is the center line of the cathode, and E is the rectifying line of the lithium battery in the rectifying area.
In this embodiment, the second setting unit sets the position information of the second sensor according to the cathode width of the lithium battery in the deviation rectifying area, and by setting the position information of the second sensor, the second sensor can accurately obtain the offset of the cathode, the second calculating unit calculates the third offset of the cathode according to the above formula, and meanwhile, the above formula can calculate the fourth offset of the cathode, and by calculating the third offset of the cathode and the fourth offset of the cathode, it can be determined whether the cathode needs to be rectified, and a specific rectification mode.
In some embodiments of the present application, the control module is configured to calculate a sum of the first offset and the third offset, and is further configured to calculate a difference between the first offset and the third offset;
the control module is also used for generating a corresponding control instruction according to the sum value and the difference value and sending the control instruction to the first motor or the second motor.
In some embodiments of the present application, in the control module, when the sum and the difference are both zero, the control module merges the first motor and the second motor, and when the sum is greater than zero and the difference is greater than zero, the control module determines the magnitudes of the first offset and the third offset, and controls the first motor and the second motor to move in directions in which the magnitudes of the first motor and the second motor are small.
In this embodiment, according to the sum of the first offset and the third offset, different control instructions are generated according to the difference between the first offset and the third offset, when the sum and the difference are zero, it is described that the first sensor and the second sensor do not detect the anode and the cathode of the lithium battery, at this time, the first motor and the second motor are combined, the first sensor and the second sensor are further combined to further enable the first sensor and the second sensor to re-detect the offset of the anode and the cathode, it is described that the first sensor and the first motor are located on the same support, the second sensor and the second motor are located on the same support, further, the first sensor and the second sensor are driven by the movement of the first motor and the second motor, when the sum is greater than zero, and the difference is greater than zero, at this time, it is described that the anode or the cathode of the lithium battery needs to be rectified, the control module judges the numerical value of the first offset and the third offset, if the first offset is greater than the third offset, it is required that the first motor and the cathode is driven by the first motor, it is required to move to the anode and the cathode, and the cathode is further, if the first offset and the cathode need to be rectified by the first motor, it is required to be rectified to move to the first motor, and the cathode is further, the automatic direction is achieved.
In some embodiments of the present application, in the control module, after the control module determines the magnitudes of the first offset and the third offset and controls the first motor and the second motor to move in a direction in which the magnitudes of the first offset and the third offset are small, the control module calculates a second sum of the second offset and the fourth offset and calculates a second difference between the second offset and the fourth offset, and when the second sum is greater than a first threshold, the control module controls the first motor and the second motor to separate, and when the second sum is less than a second threshold, the control module controls the first motor and the second motor to merge, and when the second difference is greater than a third threshold, the control module determines the magnitudes of the second offset and the fourth offset and controls the first motor and the second motor to move in a direction in which the magnitudes of the first motor and the second motor are small.
In this embodiment, the control module further calculates a second sum of the second offset and the fourth offset, and calculates a second difference between the second offset and the fourth offset, and when the second sum is greater than a first threshold, the control module controls the first motor and the second motor to be separated, the first threshold may be set according to an actual situation, such as 104, etc., not specifically defined herein, and when the second sum is less than the second threshold, the control module controls the first motor and the second motor to be combined, the second threshold may be set according to an actual situation, such as 96, etc., not specifically defined herein, and when the second difference is greater than a third threshold, the control module determines the values of the second offset and the fourth offset, and controls the first motor and the second motor to move in directions in which the values are smaller. The third threshold value can be set according to practical situations, such as 5, etc., and the steps are repeated until the sum of the offset values obtained by the first sensor and the second sensor is between the first threshold value and the second threshold value, the difference is smaller than the third threshold value, at this time, the first motor and the second motor stop moving, so that the anode and the cathode of the lithium battery can be continuously positioned in the middle position of the rectifying area, the time is saved for rectifying the subsequent other lithium batteries, the rectifying efficiency is greatly improved, and the rectifying effect is improved.
In summary, the embodiment of the invention provides an automatic centering CCD closed loop correction control system, which comprises: the system comprises an acquisition module, a processing module, a first sensor, a second sensor, a rectifying module, a first motor, a second motor and a control module, wherein the acquisition module is used for acquiring characteristic images of the lithium battery, the processing module is connected with the acquisition module, the processing module is used for receiving the characteristic images and acquiring anode images and cathode images of the lithium battery according to the characteristic images, the first sensor is connected with the processing module, the first sensor is used for acquiring a first offset of the anode and a second offset of the anode when the anode of the lithium battery enters a rectifying area, the second sensor is connected with the processing module, the second sensor is used for acquiring a third offset of the cathode and a fourth offset of the cathode when the cathode of the lithium battery enters the rectifying area, the rectifying module is used for rectifying the anode or the cathode in the rectifying area, the first motor is connected with the rectifying module, the first motor is used for controlling the rectifying module to rectify the anode in the rectifying area, and the second motor is connected with the second motor, the second sensor is used for controlling the rectifying module to rectify the cathode in the rectifying area, and the second motor is connected with the processing module, the second sensor is used for controlling the rectifying the cathode in the rectifying area, and the rectifying module, the second motor is used for rectifying the anode or the cathode in the rectifying area, and the rectifying module is used for rectifying the anode or the cathode in the rectifying area, and the anode or cathode in the rectifying area.
In the description of the above embodiments, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
Although the invention has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the entire description of these combinations is not made in the present specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Those of ordinary skill in the art will appreciate that: the above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that the present invention is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An automatic centering CCD closed loop correction control system, the system comprising:
the acquisition module is used for acquiring characteristic images of the lithium battery;
the processing module is connected with the acquisition module and is used for receiving the characteristic image and acquiring an anode image and a cathode image of the lithium battery according to the characteristic image;
the first sensor is connected to the processing module and is used for acquiring a first offset of the anode and a second offset of the anode when the anode of the lithium battery enters the deviation rectifying area;
the second sensor is connected with the processing module and is used for acquiring a third offset of the cathode and a fourth offset of the cathode when the cathode of the lithium battery enters the deviation rectifying area;
the deviation rectifying module is used for rectifying the anode or the cathode in the deviation rectifying area;
the first motor is connected with the deviation rectifying module and is used for controlling the deviation rectifying module to rectify the anode in the deviation rectifying area;
the second motor is connected with the deviation rectifying module and is used for controlling the deviation rectifying module to rectify the cathode in the deviation rectifying area;
the control module is respectively connected with the acquisition module, the processing module, the first sensor, the second sensor, the deviation rectifying module, the first motor and the second motor, and manages and controls the first motor and the second motor;
the control module is used for calculating the sum value of the first offset and the third offset and also used for calculating the difference value of the first offset and the third offset;
the control module is also used for generating a corresponding control instruction according to the sum value and the difference value and sending the control instruction to the first motor or the second motor;
in the control module, when the sum and the difference are zero, the control module combines the first motor and the second motor, and when the sum is greater than zero and the difference is greater than zero, the control module judges the numerical values of the first offset and the third offset and controls the first motor and the second motor to move towards the direction with the smaller numerical value;
in the control module, after the control module judges the numerical values of the first offset and the third offset and controls the first motor and the second motor to move towards the direction with small numerical values, the control module calculates a second sum value of the second offset and the fourth offset and calculates a second difference value of the second offset and the fourth offset, when the second sum value is larger than a first threshold value, the control module controls the first motor and the second motor to separate, when the second sum value is smaller than a second threshold value, the control module controls the first motor and the second motor to merge, and when the second difference value is larger than a third threshold value, the control module judges the numerical values of the second offset and the fourth offset and controls the first motor and the second motor to move towards the direction with small numerical values.
2. The self-centering CCD closed loop correction control system of claim 1, further comprising:
the acquisition module is connected with the processing module and is used for acquiring the width of the anode of the lithium battery and the width of the cathode of the lithium battery in the characteristic image;
the generating module is connected with the collecting module and is used for calculating the anode width and the cathode width of the lithium battery entering the deviation correcting area according to the anode width and the cathode width of the lithium battery in the characteristic image.
3. The self-centering CCD closed loop correction control system of claim 2, further comprising:
the determining module is used for determining a deviation rectifying line of the lithium battery entering the deviation rectifying area, determining a central line of the anode according to the anode width of the lithium battery in the deviation rectifying area and determining the central line of the cathode according to the cathode width of the lithium battery in the deviation rectifying area;
the determination module calculates a centerline of the anode according to the following formula:
X=A/2；
x is the center line of the anode, A is the anode width of the lithium battery in the deviation correcting area;
the determination module calculates a centerline of the cathode according to the following formula:
Y=B/2；
wherein Y is the center line of the cathode, and B is the cathode width of the lithium battery in the deviation correcting area.
4. The self-centering CCD closed loop correction control system of claim 3, wherein the first sensor comprises:
the first setting unit is connected with the generating module and is used for setting the position information of the first sensor according to the anode width of the lithium battery in the deviation rectifying area;
the first calculation unit is connected to the determination module and is used for calculating a first offset of the anode and a second offset of the anode according to the central line of the anode and the deviation rectifying line of the lithium battery in the deviation rectifying area.
5. The self-centering CCD closed-loop correction control system as claimed in claim 4, wherein,
the first calculation unit calculates a first offset amount of the anode according to the following formula:
C=ⅠX-EⅠ；
wherein C is the first offset of the anode, X is the center line of the anode, and E is the rectifying line of the lithium battery in the rectifying area.
6. The self-centering CCD closed loop correction control system of claim 5, wherein the second sensor comprises:
the second setting unit is connected with the generating module and is used for setting the position information of the second sensor according to the cathode width of the lithium battery in the deviation rectifying area;
the second calculating unit is connected with the determining module and is used for calculating a third offset of the cathode and a fourth offset of the cathode according to the center line of the cathode and the deviation rectifying line of the lithium battery in the deviation rectifying area.
7. The self-centering CCD closed-loop correction control system as claimed in claim 6, wherein,
the second calculation unit calculates a second offset amount of the cathode according to the following formula:
F=ⅠY-EⅠ；
wherein F is the second offset of the cathode, Y is the center line of the cathode, and E is the rectifying line of the lithium battery in the rectifying area.
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