阅读说明：本技术 一种涂碳铝箔铝层厚度的检测方法 (Method for detecting thickness of aluminum layer of carbon-coated aluminum foil ) 是由 焦露萍 于 2020-05-22 设计创作，主要内容包括：本发明涉及涂碳铝箔技术领域,且公开了一种涂碳铝箔铝层厚度的检测方法,包括以下步骤：1)建立样品,对成型的涂碳铝箔整体最薄处进行标记,然后以标记处为中心,朝着外圈扩展进行定点剪切,随后将剪切得到的样品倒入冲压装置内进行压平作业；2)样品传送,样品放置在中部输送机构上传送,中部输送机构上设置有多个隔板,使得每个样品距离间隔一致；3)厚度检测,通过中部输送机构将样品传送至指定检测板上,然后启动气缸接触机构,使得气缸接触机构与样品接触,由其内部设置的传感器将所测数据信息传送给控制系统。该涂碳铝箔铝层厚度的检测方法,提高对涂碳铝箔铝层的厚度检测效率和质量,能有效将合格/不合格产品进行区分。(The invention relates to the technical field of carbon-coated aluminum foils and discloses a method for detecting the thickness of an aluminum layer of a carbon-coated aluminum foil, which comprises the following steps: 1) establishing a sample, marking the thinnest position of the whole formed carbon-coated aluminum foil, then expanding towards the outer ring by taking the marked position as the center to carry out fixed-point shearing, and then pouring the sheared sample into a stamping device to carry out flattening operation; 2) the sample conveying device comprises a middle conveying mechanism, a plurality of partition plates and a sample conveying mechanism, wherein the middle conveying mechanism is provided with the plurality of partition plates, so that the distance intervals of all samples are consistent; 3) and (3) thickness detection, wherein the sample is conveyed to a specified detection plate through the middle conveying mechanism, then the cylinder contact mechanism is started, so that the cylinder contact mechanism is contacted with the sample, and the measured data information is conveyed to the control system by a sensor arranged in the cylinder contact mechanism. The method for detecting the thickness of the carbon-coated aluminum foil layer improves the efficiency and quality of detecting the thickness of the carbon-coated aluminum foil layer and can effectively distinguish qualified products from unqualified products.)

1. The method for detecting the thickness of the aluminum layer of the carbon-coated aluminum foil is characterized by comprising the following steps of:

1) establishing a sample, marking the thinnest position of the whole formed carbon-coated aluminum foil, then expanding towards the outer ring by taking the marked position as the center to carry out fixed-point shearing, and then pouring the sheared sample into a stamping device to carry out flattening operation;

2) the sample conveying device comprises a middle conveying mechanism, a plurality of partition plates and a sample conveying mechanism, wherein the middle conveying mechanism is provided with the plurality of partition plates, and the distance intervals of all samples are consistent;

3) the thickness detection is carried out, the sample is transmitted to a specified detection plate through a middle conveying mechanism, then an air cylinder contact mechanism is started, the air cylinder contact mechanism is enabled to be in contact with the sample, and the measured data information is transmitted to a control system through a sensor arranged in the air cylinder contact mechanism;

4) the control system receives the data information and compares the data information with the data information in the comparison database module to obtain qualified products and unqualified products, and meanwhile, stores the qualified/unqualified two types of data in a warehouse and produces a curve comparison graph;

5) and the remote terminal sends the generated data result and the curve comparison graph to the remote terminal, and the remote terminal judges the received information and carries out corresponding operation at one time.

2. The method for detecting the thickness of the carbon-coated aluminum foil aluminum layer as claimed in claim 1, wherein the step 1) of establishing a sample comprises fixed-point cutting and punching, the step 3) of detecting the thickness comprises a cylinder contact mechanism and a sensor, the step 4) of controlling the system comprises a comparison database module, a data storage module and a curve comparison module, and the data storage module comprises a qualified database and a unqualified database.

3. The method for detecting the thickness of the carbon-coated aluminum foil aluminum layer as claimed in claim 1, wherein the range of the expansion of the mark in the step 1) is 3-5cm from the center to the outer circle, and the area of the sample obtained by the fixed-point shearing is within the interval of 3 x 3-5 x 5 cm.

4. The method for detecting the thickness of the carbon-coated aluminum foil aluminum layer as claimed in claim 1, wherein the stamping device in the step 1) performs hot pressing, the hot pressing temperature is controlled to be 85-125 ℃ and the pressure is 0.25-0.4Mpa, the carbon-coated aluminum foil aluminum layer needs to be further cooled after stamping, and the cooling method can be air cooling or natural standing cooling.

5. The method for detecting the thickness of the carbon-coated aluminum foil layer as claimed in claim 1, wherein the control system in the step 4) is a computer, a data converter is arranged in the control system, and the data converter converts the electrical signal sent by the sensor and transmits the converted electrical signal to an internal module of the computer.

6. The method as claimed in claim 1, wherein the remote terminal in step 5) is a mobile phone, other computer or IPA.

7. The method for detecting the thickness of the carbon-coated aluminum foil layer as recited in claim 2, the output end of the fixed point cutting is electrically connected with the input end of the punching, the output end of the punching is electrically connected with the input end of the sample conveying, the output end of the sample transmission is electrically connected with the input end of the cylinder contact mechanism, the cylinder contact mechanism is in bidirectional signal connection with the sensor, the output end of the sensor is electrically connected with the input end of the comparison data module, the output end of the comparison data module is connected with the input end of the data storage module, the output end of the comparison data module is connected with the input end of the remote terminal through a local area network signal, the output end of the data storage module is electrically connected with the input end of the curve comparison module, and the output end of the curve comparison module is electrically connected with the input end of the created comparison curve graph.

8. The method for detecting the thickness of the aluminum layer on the carbon-coated aluminum foil as claimed in claim 7, wherein all the electrical appliances are powered by a 220V mains power supply.

Technical Field

The invention relates to the technical field of carbon-coated aluminum foils, in particular to a method for detecting the thickness of an aluminum layer of a carbon-coated aluminum foil.

Background

The carbon-coated aluminum foil is a breakthrough technical innovation by utilizing a functional coating to perform surface treatment on a battery conductive base material, and the carbon-coated aluminum foil/copper foil is formed by uniformly and finely coating dispersed nano conductive graphite and carbon coating particles on the aluminum foil/copper foil, so that excellent static conductivity can be provided, micro-current of active substances can be collected, the contact resistance between a positive/negative electrode material and current collection can be greatly reduced, the adhesion capacity between the positive/negative electrode material and the current collection can be improved, the usage amount of a binder can be reduced, and the overall performance of the battery can be remarkably improved.

With the continuous development and popularization of the fields of energy storage power stations and the like, people put higher requirements on chemical energy storage technology and promote the development of lithium ion batteries, lithium sulfur batteries and lithium air batteries, at present, solid lithium batteries are considered to be the most potential technology for solving the safety problem of the lithium ion batteries essentially in time, aluminum plastic films are widely applied to the fields of secondary batteries such as liquid lithium ion batteries, mixed solid-liquid electrolyte lithium batteries and all-solid lithium batteries at present, the thickness of carbon-coated aluminum foils can influence the barrier property and the corrosion resistance of the carbon-coated aluminum foils, even lead the batteries to be damaged, leak phenomena to occur and serious safety accidents to occur, so that the thickness of the aluminum foils needs to be effectively monitored in the production and manufacturing process of the aluminum foils, the probability of later-period accidents is reduced, the use safety is enhanced, and the efficiency of the existing detection method is low, the qualified/unqualified products cannot be effectively distinguished, the detection quality is reduced, and the method is inconvenient to use, so that the method for detecting the thickness of the aluminum layer of the carbon-coated aluminum foil is provided to solve the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a method for detecting the thickness of an aluminum layer of a carbon-coated aluminum foil, which has the advantages of high detection efficiency and the like, and solves the problems that the thickness of the carbon-coated aluminum foil influences the barrier property and the corrosion resistance of the carbon-coated aluminum foil, even causes the damage of a battery, the leakage phenomenon and serious safety accidents, so that the thickness of the aluminum foil needs to be effectively monitored in the production and manufacturing process of the aluminum foil, the probability of later-stage accidents is reduced, the use safety is enhanced, and the existing detection method has low efficiency, can not effectively distinguish qualified products from unqualified products, reduces the detection quality and is inconvenient to use.

(II) technical scheme

In order to achieve the purpose of high detection efficiency, the invention provides the following technical scheme: a method for detecting the thickness of a carbon-coated aluminum foil aluminum layer comprises the following steps:

1) establishing a sample, marking the thinnest position of the whole formed carbon-coated aluminum foil, then expanding towards the outer ring by taking the marked position as the center to carry out fixed-point shearing, and then pouring the sheared sample into a stamping device to carry out flattening operation;

2) the sample conveying device comprises a middle conveying mechanism, a plurality of partition plates and a sample conveying mechanism, wherein the middle conveying mechanism is provided with the plurality of partition plates, and the distance intervals of all samples are consistent;

3) the thickness detection is carried out, the sample is transmitted to a specified detection plate through a middle conveying mechanism, then an air cylinder contact mechanism is started, the air cylinder contact mechanism is enabled to be in contact with the sample, and the measured data information is transmitted to a control system through a sensor arranged in the air cylinder contact mechanism;

4) the control system receives the data information and compares the data information with the data information in the comparison database module to obtain qualified products and unqualified products, and meanwhile, stores the qualified/unqualified two types of data in a warehouse and produces a curve comparison graph;

5) and the remote terminal sends the generated data result and the curve comparison graph to the remote terminal, and the remote terminal judges the received information and carries out corresponding operation at one time.

Preferably, the step 1) of establishing a sample comprises fixed-point cutting and punching, the step 3) of detecting the thickness comprises a cylinder contact mechanism and a sensor, the step 4) of controlling the system comprises a comparison database module, a data storage module and a curve comparison module, and the data storage module comprises a qualified database and a unqualified database.

Preferably, the range of the expansion of the mark position as the center to the outer circle in the step 1) is 3-5cm, and the area of the sample obtained by the fixed-point shearing is within the interval of 3-5 cm.

Preferably, the stamping mode of the stamping device in the step 1) is hot pressing, the hot pressing temperature is controlled to be 85-125 ℃, the pressure is 0.25-0.4Mpa, further cooling is needed after stamping, and the cooling mode can be air cooling or natural standing cooling.

Preferably, the control system in step 4) is a computer, a data converter is arranged in the control system, and the data converter converts the electric signal sent by the sensor and transmits the converted electric signal to an internal module of the computer.

Preferably, the remote terminal in step 5) may be a mobile phone, another computer or IPA.

Preferably, the output end of the fixed-point cutting is electrically connected with the input end of the punching, the output end of the punching is electrically connected with the input end of the sample conveying, the output end of the sample conveying is electrically connected with the input end of the cylinder contact mechanism, the cylinder contact mechanism is in bidirectional signal connection with the sensor, the output end of the sensor is electrically connected with the input end of the comparison data module, the output end of the comparison data module is connected with the input end of the data storage module, the output end of the comparison data module is in signal connection with the input end of the remote terminal through a local area network, the output end of the data storage module is electrically connected with the input end of the curve comparison module, and the output end of the curve comparison module is electrically.

Preferably, all the electrical appliances are powered by a 220V mains power supply.

(III) advantageous effects

Compared with the prior art, the invention provides a method for detecting the thickness of the aluminum layer of the carbon-coated aluminum foil, which has the following beneficial effects:

the method for detecting the thickness of the aluminum layer of the carbon-coated aluminum foil comprises the steps of marking the thinnest part of the whole formed carbon-coated aluminum foil, cutting and punching to obtain a sample, transmitting the sample to a specified detection plate for thickness detection through a middle conveying mechanism, starting a cylinder contact mechanism to contact the sample and enable a sensor to obtain detection data information, transmitting the data information to a data converter in a control system through the sensor, converting the information into a signal which can be read by a computer through the data converter, inputting the signal into a comparison data module, storing a qualified standard data table in the comparison data module, obtaining an unqualified sample and a qualified sample through comparison and comparison of numerical values, storing the data of the unqualified sample and the qualified sample into an unqualified database and a qualified database in a database module correspondingly, and establishing a comparison curve graph through the curve comparison module comparing the unqualified sample and the qualified data, the ratio probability is displayed clearly and visually, and meanwhile, the comparison database transmits data information to the remote terminal, so that the remote terminal monitoring personnel can monitor in real time and clear the whole qualification rate of the batch of carbon-coated aluminum foil products, effective adjustment measures are taken, the overall structure is simple, the thickness detection efficiency and quality of the carbon-coated aluminum foil aluminum layer are improved, qualified/unqualified products can be effectively distinguished, and the use is convenient.

Drawings

FIG. 1 is a schematic view of the flow structure of the present invention;

FIG. 2 is a schematic diagram of a system for creating a sample according to the present invention;

FIG. 3 is a schematic view of a thickness detection system according to the present invention;

FIG. 4 is a schematic diagram of a control system according to the present invention;

FIG. 5 is a system diagram of a data warehousing module according to the present invention;

FIG. 6 is a schematic diagram of a detection process system according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a method for detecting the thickness of a carbon-coated aluminum foil includes the following steps:

1) establishing a sample, wherein the establishing of the sample comprises fixed-point cutting and punching, marking the thinnest part of the whole formed carbon-coated aluminum foil, then expanding the marked part towards an outer ring to perform fixed-point shearing by taking the marked part as the center, wherein the expansion range of the marked part towards the outer ring is 3-5cm, the area of the sample obtained by the fixed-point shearing is within the range of 3 x 3-5 x 5cm, then pouring the sample obtained by shearing into a punching device to perform flattening operation, wherein the punching mode is hot pressing, the hot pressing temperature is controlled to be 85-125 ℃, the pressure is 0.25-0.4Mpa, further cooling is needed after the punching is finished, and the cooling mode can be air cooling or natural standing cooling;

2) the sample conveying device comprises a middle conveying mechanism, a plurality of partition plates and a sample conveying mechanism, wherein the middle conveying mechanism is provided with the plurality of partition plates, and the distance intervals of all samples are consistent;

3) the thickness detection comprises an air cylinder contact mechanism and a sensor, the middle conveying mechanism is used for conveying the sample to a specified detection plate, then the air cylinder contact mechanism is started, so that the air cylinder contact mechanism is in contact with the sample, and the sensor arranged in the air cylinder contact mechanism is used for transmitting the detected data information to a control system;

4) the control system is a computer and comprises a comparison database module, a data warehousing module and a curve comparison module, wherein the data warehousing module comprises a qualified database and an unqualified database, the control system receives data information and compares the data information with the data information in the comparison database module to obtain qualified products and unqualified products, and meanwhile, the qualified/unqualified two types of data are warehoused to produce a curve comparison graph;

5) the remote terminal can be a mobile phone, other computers or IPA, the control system sends the generated data result and the curve comparison graph to the remote terminal, and the remote terminal judges the received information and carries out corresponding operation once.

The output end of the fixed point cutting is electrically connected with the input end of the punching, the output end of the punching is electrically connected with the input end of the sample transmission, the output end of the sample transmission is electrically connected with the input end of the cylinder contact mechanism, the cylinder contact mechanism is in bidirectional signal connection with the sensor, the output end of the sensor is electrically connected with the input end of the comparison data module, the output end of the comparison data module is connected with the input end of the data warehousing module, the output end of the comparison data module is in signal connection with the input end of the remote terminal through a local area network, the output end of the data warehousing module is electrically connected with the input end of the curve comparison module, the output end of the curve comparison module is electrically connected with the input end for establishing a comparison curve graph, all the electric appliances are powered through a 220V power supply, the whole thinnest part of the formed carbon-coated sheet is, starting a cylinder contact mechanism to contact with a sample and enable the sensor to obtain detected data information, transmitting the data information to a data converter in a control system by the sensor, converting the information into a signal which can be read by a computer by the data converter, inputting the signal into a comparison data module, storing a qualified standard data table in the comparison data module, obtaining an unqualified sample and a qualified sample by comparing numerical values, correspondingly storing the data of the unqualified sample and the qualified sample into an unqualified database and a qualified database in a database module, establishing a comparison curve graph by comparing the unqualified data and the qualified data by a curve comparison module, displaying the ratio probability of the unqualified sample and the qualified sample more clearly and visually, transmitting the data information to a remote terminal by the comparison database, and enabling a monitoring personnel at the remote terminal to monitor and know the integral qualification rate of the batch of carbon-coated aluminum foil products in real time, therefore, effective adjustment measures are taken, the whole structure is simple, the thickness detection efficiency and quality of the carbon-coated aluminum foil aluminum layer are improved, qualified/unqualified products can be effectively distinguished, and the use is convenient.

In conclusion, the method for detecting the thickness of the aluminum layer of the carbon-coated aluminum foil comprises the steps of marking the thinnest part of the whole formed carbon-coated aluminum foil, cutting and stamping to obtain a sample, transmitting the sample to a specified detection plate for thickness detection through a middle conveying mechanism, starting a cylinder contact mechanism to contact the sample and enable a sensor to obtain detected data information, transmitting the data information to a data converter in a control system through the sensor, converting the information into a computer interpretable signal through the data converter, inputting the computer interpretable signal into a comparison data module, storing a qualified standard data table in the comparison data module, obtaining a unqualified sample and a qualified sample through comparison and comparison of numerical values, storing the data of the unqualified sample and the qualified sample into an unqualified database and a qualified database in a database module, and establishing a comparison curve graph through a curve comparison module comparing the unqualified data and the qualified data, the occupation ratio probability is displayed more clearly and visually, meanwhile, the comparison database transmits data information to the remote terminal, so that a monitoring person at the remote terminal can monitor and clear the whole qualification rate of the batch of carbon-coated aluminum foil products in real time, effective adjustment measures are made, the whole structure is simple, the thickness detection efficiency and quality of the aluminum layer of the carbon-coated aluminum foil are improved, qualified/unqualified products can be effectively distinguished, the use is convenient, the problem that the barrier performance and the corrosion resistance of the carbon-coated aluminum foil are influenced by the thickness of the carbon-coated aluminum foil, even the battery is damaged, the leakage phenomenon occurs, and safety accidents can be seriously generated is solved, therefore, the thickness of the aluminum foil needs to be effectively monitored in the production and manufacturing process of the aluminum foil, the probability of the later-stage accidents is reduced, the use safety is enhanced, the efficiency of the existing detection method is low, and the qualified/unqualified products cannot be, the detection quality is reduced, and the use is inconvenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.