CN115479563B - Method for detecting moving material at same position for multiple times by multiple machine positions - Google Patents

Method for detecting moving material at same position for multiple times by multiple machine positions Download PDF

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CN115479563B
CN115479563B CN202211401862.6A CN202211401862A CN115479563B CN 115479563 B CN115479563 B CN 115479563B CN 202211401862 A CN202211401862 A CN 202211401862A CN 115479563 B CN115479563 B CN 115479563B
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detection
processor
sensors
moving material
sensor
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CN115479563A (en
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杨牧
陆旭
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Techmach Corp
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Techmach Corp
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B15/00—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons
    • G01B15/02—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)

Abstract

The invention provides a method for detecting a moving material at the same position for multiple times by multiple machine positions, which comprises the following steps: s1, calculating displacement distance information between different detection sensors; s2, a first detection sensor detects collected detection information of the target position of the moving material for the first time; and S3, adjusting and controlling the time for starting to detect the target position by other detection sensors according to the displacement distance information, detecting the target position of the moving material, and repeatedly acquiring the detection information of the target position. The invention has the beneficial effects that: the detection sensor controls the time for starting to detect the target position according to the displacement distance information, detects the target position of the moving material, repeatedly collects the detection information of the target position, realizes multiple detections on different procedures at the same position, improves the detection efficiency, reduces the detection cost, has high measurement precision compared with the existing detection method, and can continuously monitor the state of the moving material according to the production requirement, thereby ensuring the quality of products.

Description

Method for detecting moving material at same position for multiple times by multiple machine positions
Technical Field
The invention belongs to the technical field of mobile material detection, and particularly relates to a method for detecting mobile materials at the same position for multiple times by multiple machine positions.
Background
In the production process of some films, plates or various materials with coatings, multiple coating processing needs to be carried out on a substrate material, the thickness of the coating in each time has technological requirements, in order to obtain whether the thickness of the coating meets the requirements, the coating needs to be measured before and after coating, particularly in the manufacturing process of a battery pole piece, the thickness of the coating directly influences the quality of the battery pole piece and the charging and discharging safety of a lithium ion battery in the later period, and currently, X rays are commonly used for measurement.
The current detection method is: firstly, the thickness of a substrate material before coating of a coating is measured, a mark is made on the material, then the thickness of the mark position of the material is detected by using X rays after a coating process, the thickness of the mark position of the material is subtracted from the thickness of the mark position of the material to obtain the coating thickness.
The current detection method is: firstly, the thickness of a substrate material before coating of a coating is measured, a mark is made on the material, then the thickness of the mark position of the material is detected by using X-rays after a coating process, and the thickness of the mark position of the material is subtracted from the thickness of the material to obtain the coating thickness.
Disclosure of Invention
In view of the above, the present invention is directed to a method for detecting a moving material at the same position for multiple times by multiple machine positions, so as to solve at least one of the above-mentioned technical problems.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides a method for detecting a moving material at the same position for multiple times by multiple machine positions, which comprises the following steps:
s1, calculating displacement distance information between different detection sensors;
s2, a first detection sensor detects collected detection information of the target position of the moving material for the first time;
and S3, controlling the time for starting to detect the target position by other detection sensors according to the displacement distance information, detecting the target position of the moving material, and repeatedly acquiring the detection information of the target position.
Further, the step S1 includes the steps of: each detection sensor is correspondingly provided with an identification sensor;
s11, placing an identification mark on the moving material;
s12, when the first identification sensor detects the identification mark for the first time, acquiring initial displacement information of the displacement sensor;
s13, when other identification sensors detect identification marks, collecting a plurality of pieces of current displacement information of the displacement sensors;
and S14, calculating displacement distance information between the other detection sensors and the first detection sensor according to the current displacement information and the initial displacement information.
Furthermore, the detection sensor is a thickness detection sensor, the moving material is a battery pole piece moving in the coating process, and the detection sensor detects the thickness of the battery pole piece.
Further, the identification sensor is a color mark sensor, and the identification mark is a color mark corresponding to the color mark sensor.
A second aspect of the present invention provides an electronic device, comprising a processor and a memory communicatively connected to the processor and configured to store processor-executable instructions, wherein the processor is configured to perform the method of the first aspect.
A third aspect of the present invention provides a server comprising at least one processor, and a memory communicatively coupled to the processor and storing instructions executable by the at least one processor for causing the at least one processor to perform the method of the first aspect.
A fourth aspect of the present invention provides a computer-readable storage medium storing a computer program which, when executed by a processor, implements the method of the first aspect.
A fifth aspect of the present invention provides a detection system using the method for detecting a moving material at the same position for multiple times by multiple stations according to the first aspect, wherein the detection system is characterized in that: the thickness detection device comprises a plurality of thickness detection sensors, color code sensors, an encoder and a controller, wherein the thickness detection sensors are correspondingly provided with identification sensors, and the encoder, the identification sensors and the thickness detection sensors are electrically connected with the controller;
the thickness detection sensors are arranged along the moving direction of the battery pole piece, and the encoder is connected with a roller wheel for driving the battery pole piece to move.
Compared with the prior art, the method for detecting the moving material at the same position for multiple times by multiple machine positions has the following beneficial effects:
(1) According to the method for detecting the moving material at the same position for multiple times by multiple machine positions, the detection sensor controls the time for starting to detect the target position according to the displacement distance information, detects the target position of the moving material, repeatedly collects the detection information of the target position, realizes multiple detections on different processes at the same position, improves the detection efficiency, reduces the detection cost, has high measurement precision, can continuously monitor the state of the moving material according to the production requirement, and ensures the quality of products.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a detection position according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a detection process according to an embodiment of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The first embodiment is as follows:
a method for detecting a moving material at the same position for multiple times by multiple machine positions comprises the following steps:
s1, calculating displacement distance information between different detection sensors;
s2, a first detection sensor detects collected detection information of the target position of the moving material for the first time;
and S3, controlling the time for starting to detect the target position by other detection sensors according to the displacement distance information, detecting the target position of the moving material, and repeatedly acquiring the detection information of the target position.
The step S1 includes the steps of: each detection sensor is correspondingly provided with an identification sensor;
s11, placing an identification mark on the moving material;
s12, when the first identification sensor detects the identification mark for the first time, acquiring initial displacement information of the displacement sensor;
s13, when other identification sensors detect identification marks, collecting a plurality of pieces of current displacement information of the displacement sensors;
and S14, calculating displacement distance information between the other detection sensors and the first detection sensor according to the current displacement information and the initial displacement information.
The detection sensor is a thickness detection sensor, the moving material is a battery pole piece moving in the coating process, and the detection sensor detects the thickness of the battery pole piece.
The identification sensor can also be a camera, a color identification sensor, the moving material can also be a sheet material moving during the process of coating the insulating material,
the identification sensor is a color code sensor, and the identification mark is a color code mark corresponding to the color code sensor.
The identification sensor may be any sensor having an ability to identify an object, such as an electromagnetic proximity switch.
The displacement sensor may be one of an encoder and a lidar.
In this embodiment, the detection sensor is a thickness detection sensor, the thickness detection sensor is an existing X-ray thickness detection sensor, the identification sensor is a color scale sensor, and the color scale sensor is SUNxLX101. The displacement sensors are encoders, the models of the encoders are HENGSTLERRI41-O/2500AS.11RB-15S-S-G, the number of the thickness detection sensors is three, the three thickness detection sensors are correspondingly provided with color mark sensors, and the encoders, the color mark sensors and the thickness detection sensors are electrically connected with the controller; the thickness detection sensors are arranged along the moving direction of the battery pole piece, and the encoder is connected with a roller wheel for driving the battery pole piece to move.
As shown in fig. 1 and 2, a color mark (point a in fig. 2) is placed at a position to be measured in the moving battery pole piece, and the color mark is matched with the color mark sensor. When the material passes through a thickness measurement detection 1 station, a color mark sensor detects a color mark, and a controller records encoder data of the current position (as shown in a state in fig. 1 a);
after the first coating process, the thickness of the point A changes, when a material passes through a thickness measurement detection 2 station, the battery pole piece is driven to move through a roller, a color code sensor detects a color code mark, a controller records encoder data (shown as a state B in fig. 1) of the current position, and an absolute value of a difference between the encoder data of the state B and the encoder data of the state a is calculated, namely displacement distance information between the detection 2 station and the detection 1 station;
after the second coating process, the thickness of the point A changes, when a material passes through a thickness measurement detection 3 station, the battery pole piece is driven to move through a roller, a color code sensor detects a color code mark, a controller records encoder data (as shown in a state C in fig. 1) of the current position, and an absolute value of a difference between the encoder data of the state C and the encoder data of the state a is calculated, namely displacement distance information between the detection 3 station and the detection 1 station;
when the thickness of the target position of the battery pole piece needs to be detected, the controller controls a thickness detection sensor of a detection 1 station to detect the thickness of the pole piece at the target position of the moving material;
the controller controls a thickness detection sensor of the detection 2 station to detect the thickness of the pole piece at the target position of the moving material according to the displacement distance information between the detection 2 station and the detection 1 station;
the controller controls a thickness detection sensor of the detection 3 station to detect the thickness of the pole piece at the target position of the moving material according to the displacement distance information between the detection 3 station and the detection 1 station;
other detection sensors control the time for starting to detect the target position according to the displacement distance information, detect the target position of the moving material, and repeatedly acquire the detection information of the target position, so that multiple detections on different procedures at the same position are realized.
Example two:
a second aspect of the present invention provides an electronic device, which includes a processor and a memory, wherein the memory is communicatively connected to the processor and is configured to store processor-executable instructions, and the processor is configured to perform the method of the first embodiment.
Example three:
a server comprising at least one processor, and a memory communicatively coupled to the processor, the memory storing instructions executable by the at least one processor to cause the at least one processor to perform the method of embodiment one above.
Example four:
a fourth aspect of the present invention provides a computer-readable storage medium storing a computer program, which when executed by a processor implements the method of the first embodiment.
Example five:
a fifth aspect of the present invention provides a detection system using the method for detecting a moving material at the same position for multiple times in multiple machine positions according to the first embodiment, wherein the detection system is characterized in that: the thickness detection device comprises a plurality of thickness detection sensors, color code sensors, an encoder and a controller, wherein the thickness detection sensors are correspondingly provided with identification sensors, and the encoder, the identification sensors and the thickness detection sensors are electrically connected with the controller;
the thickness detection sensors are arranged along the moving direction of the battery pole piece, and the encoder is connected with a roller wheel for driving the battery pole piece to move.
Those of ordinary skill in the art will appreciate that the elements and method steps of the examples described in connection with the embodiments disclosed herein may be embodied in electronic hardware, computer software, or combinations of both, and that the components and steps of the examples have been described in a functional general in the foregoing description for the purpose of clearly illustrating the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the several embodiments provided in the present application, it should be understood that the disclosed method and system may be implemented in other ways. For example, the above described division of elements is merely a logical division, and other divisions may be realized, for example, multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not executed. The units may or may not be physically separate, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment of the present invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.

Claims (7)

1. A method for detecting a moving material at the same position for multiple times by multiple machine positions is characterized by comprising the following steps:
s1, calculating displacement distance information between different detection sensors;
s2, a first detection sensor detects collected detection information of the target position of the moving material for the first time;
s3, controlling the time for starting to detect the target position by other detection sensors according to the displacement distance information, detecting the target position of the moving material, and repeatedly acquiring the detection information of the target position;
the step S1 includes the steps of: each detection sensor is correspondingly provided with an identification sensor;
s11, placing an identification mark on the moving material;
s12, when the first identification sensor detects the identification mark for the first time, acquiring initial displacement information of the displacement sensor;
s13, when other identification sensors detect identification marks, collecting a plurality of pieces of current displacement information of the displacement sensors;
and S14, calculating displacement distance information between the other detection sensors and the first detection sensor according to the current displacement information and the initial displacement information.
2. The method as claimed in claim 1, wherein the detecting sensor is a thickness detecting sensor, the moving material is a battery plate moving during coating, and the detecting sensor detects the thickness of the battery plate.
3. The method as claimed in claim 1, wherein the identification sensor is a color mark sensor, and the identification mark is a color mark corresponding to the color mark sensor.
4. An electronic device comprising a processor and a memory communicatively coupled to the processor and configured to store processor-executable instructions, wherein: the processor is configured to perform the method of any of the preceding claims 1-3.
5. A server, characterized by: comprising at least one processor, and a memory communicatively coupled to the processor, the memory storing instructions executable by the at least one processor, the instructions being executable by the processor to cause the at least one processor to perform the method of any of claims 1-3.
6. A computer-readable storage medium storing a computer program, characterized in that: the computer program, when executed by a processor, implements the method of any of claims 1-3.
7. A detection system using the method for detecting a moving material at the same position for multiple times by multiple machine positions according to any one of claims 1 to 3, wherein: the thickness detection device comprises a plurality of thickness detection sensors, color code sensors, an encoder and a controller, wherein the thickness detection sensors are correspondingly provided with identification sensors, and the encoder, the identification sensors and the thickness detection sensors are electrically connected with the controller;
the thickness detection sensors are arranged along the moving direction of the battery pole piece, and the encoder is connected with a roller wheel for driving the battery pole piece to move.
CN202211401862.6A 2022-11-10 2022-11-10 Method for detecting moving material at same position for multiple times by multiple machine positions Active CN115479563B (en)

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JP2015055906A (en) * 2013-09-10 2015-03-23 株式会社日立産機システム POSITION DETECTION DEVICE AND MOBILE BODY SYSTEM FOR OUTPUT OF CONTROL COMMAND TO MOBILE RUNNING CONTROL UNIT
CN103940350B (en) * 2014-02-19 2017-01-04 超威电源有限公司 Coating machine online pole plate measuring thickness device and thickness measuring method of adjustment
CN204214404U (en) * 2014-11-24 2015-03-18 天津力神电池股份有限公司 The detection system of the slurry coating width of electrodes of lithium-ion batteries
CN205138431U (en) * 2015-11-11 2016-04-06 Tcl王牌电器(惠州)有限公司 Material recognition device and transfer chain of transfer chain
CN107131863A (en) * 2017-07-07 2017-09-05 般若涅利（北京）装备技术有限公司 A kind of on-line measurement pole-piece pole-ear elongation apparatus and system
JP2019086812A (en) * 2017-11-01 2019-06-06 株式会社日立産機システム Mobile body system

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