A safety control system for unloading coils of casting and rolling mill

Abstract

The present invention belongs to the field of casting and rolling machine control and relates to data processing technology. It is used to solve the problem that the prior art cannot detect wear and cracks of the transmission components of the casting and rolling machine before the casting and rolling machine is operated. Specifically, it is a casting and rolling machine unloading safety control system, comprising a pre-detection module, a regulation and analysis module, an operation detection module and a data storage module. The pre-detection module, the regulation and analysis module and the operation detection module are communicatively connected in sequence, and the pre-detection module, the regulation and analysis module and the operation detection module are all communicatively connected with the data storage module; the pre-detection module is used to perform pre-detection and analysis on the casting and rolling machine before the casting and rolling machine is operated. The present invention generates a pre-detection coefficient of a pre-detection object through image shooting and image processing, evaluates the defect state of the pre-detection object according to the pre-detection coefficient, and replaces the pre-detection object in time when it does not meet the production requirements, so as to avoid the occurrence of failures due to defects in the pre-detection object during the operation process.

Description

Technical Field

[0001] The invention belongs to the field of casting and rolling mill control, relates to data processing technology, and specifically is a casting and rolling mill coil unloading safety control system. Background Art

[0002] Casting machinery is a professional equipment used to manufacture various metal products. When using casting machinery, it is necessary to strictly abide by the safe operating methods to ensure the safety of workers and the normal operation of the equipment. During the unloading process, improper operation or equipment failure may cause mechanical injuries.

[0003] The invention patent with announcement number CN105458018A discloses a connection swing position control device and a control method for a casting and rolling machine. The connection swing position control method for the casting and rolling machine is simple, stable, and greatly improves the life of the equipment; however, the control method cannot detect wear and cracks on the transmission components of the casting and rolling machine before the operation of the casting and rolling machine, resulting in the inability to replace parts in time when there are defects in the transmission components, which poses certain safety risks. At the same time, the operating parameters of the casting and rolling machine cannot be regulated and analyzed during operation, and the probability of operating failures of the casting and rolling machine cannot be controlled.

[0004] In view of the above technical problems, this application proposes a solution. Summary of the invention

[0005] The object of the present invention is to provide a casting and rolling mill coil unloading safety control system, which is used to solve the problem that the prior art cannot detect the wear and crack of the transmission components of the casting and rolling mill before the operation; The technical problem to be solved by the present invention is: how to provide a casting and rolling mill coil unloading safety control system which can detect wear and cracks of its transmission components before the casting and rolling mill is operated.

[0006] The purpose of the present invention can be achieved through the following technical solutions: A rolling mill coil unloading safety control system comprises a pre-detection module, a control and analysis module, an operation detection module and a data storage module, wherein the pre-detection module, the control and analysis module and the operation detection module are sequentially connected in communication, and the pre-detection module, the control and analysis module and the operation detection module are all connected in communication with the data storage module; The pre-detection module is used to perform pre-detection analysis on the casting and rolling mill before it is operated: marking the transmission component of the casting and rolling mill as a pre-detection object, taking an image of the pre-detection object and marking the image obtained as a pre-detection image, performing image processing on the pre-detection image to obtain a pre-detection coefficient YJ, and judging whether the pre-detection object meets the production requirements by the pre-detection coefficient YJ; The control and analysis module is used to perform control and analysis on the operating parameters of the casting and rolling mill: after the casting and rolling mill is running, a continuous control period is generated, and at the end of each control period, the front box temperature data QW, the front box water pressure data QS and the oil pressure data YY of the casting and rolling mill are obtained and numerically calculated to obtain the control coefficient TK of the casting and rolling mill in the control period; and the control coefficient TK is used to determine whether the operating parameters of the casting and rolling mill in the control period meet the requirements; The operation detection module is used to detect and analyze the operation status of the casting and rolling mill.

[0007] Furthermore, the process of obtaining the pre-detection coefficient YJ includes: enlarging the pre-detection image into a pixel grid image and performing grayscale transformation, retrieving the crack grayscale range and the wear grayscale range through the data storage module, marking the pixel grids whose grayscale values ​​are within the crack grayscale range as crack grids, and marking the pixel grids whose grayscale values ​​are within the wear grayscale range as wear grids; marking the number of crack grids in the pre-detection image as crack values ​​LW, and marking the number of wear grids in the pre-detection image as wear values ​​MS, and performing numerical calculations on the crack value LW, the wear value MS and the total number of pixel grids in the pre-detection image to obtain the pre-detection coefficient YJ.

[0008] Furthermore, the specific process of determining whether the pre-detection object meets the production requirements includes: obtaining the pre-detection threshold YJmax through the data storage module, and comparing the pre-detection coefficient YJ of the pre-detection object with the pre-detection threshold YJmax: if the pre-detection coefficient YJ is less than the pre-detection threshold YJmax, then the pre-detection object is determined to meet the production requirements; if the pre-detection coefficient YJ is greater than or equal to the pre-detection threshold YJmax, then the pre-detection object is determined to not meet the production requirements, and a component replacement signal is generated and sent to the mobile phone terminal of the administrator.

[0009] Furthermore, the process of acquiring the front box temperature data QW includes: acquiring the water temperature value of the front box of the casting and rolling mill in real time during the control period, acquiring the water temperature range of the front box through the data storage module, marking the average value of the maximum value and the minimum value of the front box water temperature range as the water temperature standard value, marking the absolute value of the difference between the water temperature value and the water temperature standard value as the water temperature control value, and marking the ratio of the maximum value of the water temperature control value to the water temperature standard value during the control period as the front box temperature data QW; the process of acquiring the front box water pressure data QS includes: acquiring the water pressure value of the front box of the casting and rolling mill in real time during the control period, acquiring the water pressure range of the front box through the data storage module, and marking the water pressure range of the front box as the water temperature control value. The average value of the maximum and minimum values ​​is marked as the water pressure standard value, the absolute value of the difference between the water pressure value and the water pressure standard value is marked as the water pressure control value, and the ratio of the maximum value of the water pressure control value within the control period to the water pressure standard value is marked as the front box water pressure data QS; the process of obtaining the oil pressure data YY includes: obtaining the oil pressure value of the casting and rolling mill in real time, obtaining the oil pressure range through the data storage module, marking the average value of the maximum and minimum values ​​of the oil pressure range as the oil pressure standard value, marking the absolute value of the difference between the oil pressure value and the oil pressure standard value as the oil pressure control value, and marking the ratio of the maximum value of the oil pressure control value within the control period to the oil pressure standard value as the oil pressure data YY.

[0010] Furthermore, the specific process of determining whether the operating parameters of the casting and rolling mill during the control period meet the requirements includes: retrieving the control threshold TKmax through the data storage module, and comparing the control coefficient TK of the casting and rolling mill during the control period with the control threshold TKmax: if the control coefficient TK is less than the control threshold TKmax, it is determined that the operating parameters of the casting and rolling mill during the control period meet the requirements; if the control coefficient TK is greater than or equal to the control threshold TKmax, it is determined that the operating parameters of the casting and rolling mill during the control period do not meet the requirements, and a parameter adjustment signal is generated and sent to the mobile phone terminal of the manager.

[0011] Furthermore, the specific process of the operation detection module detecting and analyzing the operation status of the casting and rolling mill includes: obtaining the heating data FR and the vibration frequency data ZP of the casting and rolling mill at the end of the control period, the heating data FR being the maximum value of the surface temperature of the heating sleeve of the casting and rolling mill during the control period, and the vibration frequency data ZP being the maximum value of the vibration frequency of the roller group of the casting and rolling mill during the control period; obtaining the operation coefficient YX of the casting and rolling mill during the control period by numerically calculating the heating data FR and the vibration frequency data ZP; and judging whether the operation status of the casting and rolling mill during the control period meets the requirements through the operation coefficient YX.

[0012] Furthermore, the specific process of determining whether the operating state of the casting and rolling mill during the regulation period meets the requirements includes: obtaining the operating threshold value YXmax through the data storage module, and comparing the operating coefficient YX of the casting and rolling mill during the regulation period with the operating threshold value YXmax: if the operating coefficient YX is less than the operating threshold value YXmax, it is determined that the operating state of the casting and rolling mill during the regulation period meets the requirements; if the operating coefficient YX is greater than or equal to the operating threshold value YXmax, it is determined that the operating state of the casting and rolling mill during the regulation period does not meet the requirements, and a shutdown maintenance signal is generated and sent to the mobile phone terminal of the manager.

[0013] The present invention has the following beneficial effects: 1. The pre-detection module can be used to perform pre-detection analysis on the casting and rolling mill before it is put into operation. The pre-detection coefficient of the pre-detection object is generated through image capture and image processing. The defect status of the pre-detection object is evaluated according to the pre-detection coefficient. When the pre-detection object does not meet the production requirements, it is replaced in time to avoid the occurrence of failures due to defects in the pre-detection object during operation; 2. The operation parameters of the casting and rolling mill can be regulated and analyzed through the control and analysis module. At the end of the control period, the various operation parameters of the casting and rolling mill are collected and calculated to obtain the control coefficient. The control coefficient is used to provide feedback on the normality of the operation parameters of the casting and rolling mill during the control period, and the operation parameters are actively adjusted when necessary; 3. The operation detection module can be used to detect and analyze the operating status of the casting and rolling mill. At the end of the control period, multiple status parameters of the casting and rolling mill can be obtained and processed and analyzed to obtain the operating coefficient. The operating status of the casting and rolling mill can be evaluated by the operating coefficient. When the operating status is abnormal, the mill can be shut down for maintenance to reduce the failure probability and operation risk of the casting and rolling mill. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 is a system block diagram of Embodiment 1 of the present invention; Figure 2 This is a flow chart of the method of Embodiment 2 of the present invention. DETAILED DESCRIPTION

[0016] The technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] Embodiment 1: Figure 1 As shown, a casting and rolling mill coil unloading safety control system includes a pre-detection module, a control and analysis module, an operation detection module and a data storage module. The pre-detection module, the control and analysis module and the operation detection module are communicatively connected in sequence, and the pre-detection module, the control and analysis module and the operation detection module are all communicatively connected with the data storage module.

[0018] The pre-detection module is used to perform pre-detection analysis on the casting and rolling mill before it is put into operation: the transmission component of the casting and rolling mill is marked as a pre-detection object, an image of the pre-detection object is captured and the captured image is marked as a pre-detection image; the pre-detection image is processed: the pre-detection image is enlarged into a pixel grid image and grayscale transformation is performed, the crack grayscale range and the wear grayscale range are retrieved through the data storage module, the pixel grids whose grayscale values ​​are within the crack grayscale range are marked as crack grids, and the pixel grids whose grayscale values ​​are within the wear grayscale range are marked as wear grids; the number of crack grids in the pre-detection image is marked as a crack value LW, and the number of wear grids in the pre-detection image is marked as a wear value MS, and the pre-detection coefficient YJ of the pre-detection object is obtained by the formula YJ=(o1×LW+o2×MS) / HG, where o1 and o2 are both proportional Coefficient, and o1>o2>1, HG is the total number of pixels in the pre-detection image; the pre-detection threshold YJmax is obtained through the data storage module, and the pre-detection coefficient YJ of the pre-detection object is compared with the pre-detection threshold YJmax: if the pre-detection coefficient YJ is less than the pre-detection threshold YJmax, the pre-detection object is determined to meet the production requirements; if the pre-detection coefficient YJ is greater than or equal to the pre-detection threshold YJmax, the pre-detection object is determined to not meet the production requirements, and a component replacement signal is generated and sent to the mobile phone terminal of the administrator; the pre-detection coefficient of the pre-detection object is generated through image capture and image processing, the defect status of the pre-detection object is evaluated according to the pre-detection coefficient, and the pre-detection object is replaced in time when it does not meet the production requirements, so as to avoid failures caused by defects in the pre-detection object during operation.

[0019] The control and analysis module is used to perform control and analysis on the operating parameters of the casting and rolling mill: after the casting and rolling mill is running, continuous control periods are generated, and at the end of each control period, the front box temperature data QW, front box water pressure data QS and oil pressure data YY of the casting and rolling mill are obtained.

[0020] The process of acquiring the front box temperature data QW includes: acquiring the water temperature value of the front box of the casting and rolling mill in real time during the control period, acquiring the front box water temperature range through the data storage module, marking the average value of the maximum and minimum values ​​of the front box water temperature range as the water temperature standard value, marking the absolute value of the difference between the water temperature value and the water temperature standard value as the water temperature control value, and marking the ratio of the maximum value of the water temperature control value during the control period to the water temperature standard value as the front box temperature data QW.

[0021] The process of obtaining the front box water pressure data QS includes: obtaining the water pressure value of the front box of the casting and rolling mill in real time during the control period, obtaining the water pressure range of the front box through the data storage module, marking the average of the maximum and minimum values ​​of the front box water pressure range as the water pressure standard value, marking the absolute value of the difference between the water pressure value and the water pressure standard value as the water pressure control value, and marking the ratio of the maximum value of the water pressure control value during the control period to the water pressure standard value as the front box water pressure data QS.

[0022] The process of obtaining the oil pressure data YY includes: obtaining the oil pressure value of the casting and rolling mill in real time, obtaining the oil pressure range through the data storage module, marking the average value of the maximum and minimum values ​​of the oil pressure range as the oil pressure standard value, marking the absolute value of the difference between the oil pressure value and the oil pressure standard value as the oil pressure control value, and marking the ratio of the maximum value of the oil pressure control value within the control period to the oil pressure standard value as the oil pressure data YY; obtaining the control coefficient TK of the casting and rolling mill within the control period through the formula TK=c1×QW+c2×QS+c3×YY, wherein c1, c2 and c3 are all proportional coefficients, and c1>c2>c3>1; retrieving the control threshold TKmax through the data storage module, and The control coefficient TK of the machine during the control period is compared with the control threshold TKmax: if the control coefficient TK is less than the control threshold TKmax, it is determined that the operating parameters of the casting and rolling mill during the control period meet the requirements; if the control coefficient TK is greater than or equal to the control threshold TKmax, it is determined that the operating parameters of the casting and rolling mill during the control period do not meet the requirements, and a parameter adjustment signal is generated and sent to the mobile phone terminal of the manager; at the end of the control period, various operating parameters of the casting and rolling mill are collected and calculated to obtain the control coefficient, and the normality of the operating parameters of the casting and rolling mill during the control period is fed back through the control coefficient, and the operating parameters are actively adjusted when necessary.

[0023] The operation detection module is used to detect and analyze the operation status of the casting and rolling mill: the heating data FR and the vibration frequency data ZP of the casting and rolling mill are obtained at the end of the control period. The heating data FR is the maximum value of the surface temperature of the heating sleeve of the casting and rolling mill during the control period, and the vibration frequency data ZP is the maximum value of the vibration frequency of the roller group of the casting and rolling mill during the control period; the operation coefficient YX of the casting and rolling mill during the control period is obtained by the formula YX=v1×FR+c2×ZP, where v1 and v2 are both proportional coefficients, and v1>v2>1; the operation threshold value YXmax is obtained through the data storage module, and the operation coefficient YX of the casting and rolling mill during the control period is compared with the operation threshold value YXmax. The operation coefficient YX is compared with the operation threshold value YXmax: if the operation coefficient YX is less than the operation threshold value YXmax, it is determined that the operation state of the casting and rolling mill during the regulation period meets the requirements; if the operation coefficient YX is greater than or equal to the operation threshold value YXmax, it is determined that the operation state of the casting and rolling mill during the regulation period does not meet the requirements, and a shutdown maintenance signal is generated and sent to the mobile phone terminal of the manager; at the end of the regulation period, multiple state parameters of the casting and rolling mill are obtained and processed and analyzed to obtain the operation coefficient, the operation state of the casting and rolling mill is evaluated by the operation coefficient, and shutdown maintenance is carried out when the operation state is abnormal, so as to reduce the failure probability and operation risk of the casting and rolling mill.

[0024] Embodiment 2: Figure 2 As shown, a method for safely controlling coil unloading of a casting and rolling mill comprises the following steps: Step 1: Perform pre-detection analysis on the casting and rolling mill before it is put into operation: mark the transmission component of the casting and rolling mill as a pre-detection object, take an image of the pre-detection object and mark the image taken as a pre-detection image, perform image processing on the pre-detection image to obtain a pre-detection coefficient YJ, and judge whether the pre-detection object meets the production requirements through the pre-detection coefficient YJ; Step 2: Regulate and analyze the operating parameters of the casting and rolling mill: After the casting and rolling mill is running, a continuous regulation period is generated, and at the end of each regulation period, the front box temperature data QW, the front box water pressure data QS and the oil pressure data YY of the casting and rolling mill are obtained and numerically calculated to obtain the regulation coefficient TK. The regulation coefficient TK is used to determine whether the operating parameters of the casting and rolling mill in the regulation period meet the requirements; Step 3: Detect and analyze the operating status of the casting and rolling mill: At the end of the control period, obtain the heating data FR and vibration frequency data ZP of the casting and rolling mill and perform numerical calculations to obtain the operating coefficient YX. The operating coefficient YX is used to determine whether the operating status of the casting and rolling mill during the control period meets the requirements.

[0025] A coil unloading safety control system for a casting and rolling mill, when in operation, marks a transmission component of the casting and rolling mill as a pre-detection object, takes an image of the pre-detection object and marks the image taken as a pre-detection image, performs image processing on the pre-detection image to obtain a pre-detection coefficient YJ, and determines whether the pre-detection object meets the production requirements through the pre-detection coefficient YJ; generates continuous control periods after the casting and rolling mill is in operation, obtains front box temperature data QW, front box water pressure data QS and oil pressure data YY of the casting and rolling mill at the end of each control period, and performs numerical calculation to obtain a control coefficient TK, and determines whether the operating parameters of the casting and rolling mill in the control period meet the requirements through the control coefficient TK; obtains heating data FR and vibration frequency data ZP of the casting and rolling mill at the end of the control period, and performs numerical calculation to obtain an operating coefficient YX, and determines whether the operating state of the casting and rolling mill in the control period meets the requirements through the operating coefficient YX.

[0026] The above contents are merely examples and explanations of the structure of the present invention. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the invention or exceed the scope defined by the claims, they should all fall within the protection scope of the present invention.

[0027] The above formulas are obtained by collecting a large amount of data for software simulation and selecting a formula close to the real value. The coefficients in the formula are set by technicians in this field according to actual conditions; for example: formula TK=c1×QW+c2×QS+c3×YY; technicians in this field collect multiple groups of sample data and set corresponding control coefficients for each group of sample data; substitute the set control coefficients and the collected sample data into the formula, any three formulas constitute a three-variable linear equation group, screen the calculated coefficients and take the average, and obtain the values ​​of c1, c2 and c3 as 4.28, 3.52 and 2.19 respectively; The size of the coefficient is to quantify each parameter to obtain a specific value for subsequent comparison. The size of the coefficient depends on the amount of sample data and the technical personnel in this field preliminarily setting the corresponding control coefficient for each set of sample data; as long as it does not affect the proportional relationship between the parameter and the quantified value, such as the control coefficient is proportional to the value of the front box temperature data.

[0028] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0029] The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A caster unloading coil safety control system, characterized in that: It includes a pre-detection module, a control and analysis module, an operation detection module and a data storage module, wherein the pre-detection module, the control and analysis module and the operation detection module are sequentially connected in communication, and the pre-detection module, the control and analysis module and the operation detection module are all connected in communication with the data storage module; The pre-detection module is used to perform pre-detection analysis on the casting and rolling mill before it is operated: marking the transmission component of the casting and rolling mill as a pre-detection object, taking an image of the pre-detection object and marking the image obtained as a pre-detection image, performing image processing on the pre-detection image to obtain a pre-detection coefficient YJ, and judging whether the pre-detection object meets the production requirements by the pre-detection coefficient YJ; The control and analysis module is used to perform control and analysis on the operating parameters of the casting and rolling mill: after the casting and rolling mill is running, a continuous control period is generated, and at the end of each control period, the front box temperature data QW, the front box water pressure data QS and the oil pressure data YY of the casting and rolling mill are obtained and numerical calculation is performed to obtain the control coefficient TK of the casting and rolling mill in the control period; whether the operating parameters of the casting and rolling mill in the control period meet the requirements is determined by the control coefficient TK; The operation detection module is used to detect and analyze the operation status of the casting and rolling mill.

2. A caster coil unloading safety control system according to claim 1, characterized in that: The process of obtaining the pre-detection coefficient YJ includes: enlarging the pre-detection image into a pixel grid image and performing grayscale transformation, retrieving the crack grayscale range and the wear grayscale range through the data storage module, marking the pixel grids whose grayscale values ​​are within the crack grayscale range as crack grids, and marking the pixel grids whose grayscale values ​​are within the wear grayscale range as wear grids; marking the number of crack grids in the pre-detection image as crack values ​​LW, marking the number of wear grids in the pre-detection image as wear values ​​MS, and performing numerical calculations on the crack value LW, the wear value MS and the total value of the number of pixel grids in the pre-detection image to obtain the pre-detection coefficient YJ.

3. A coil unloading safety control system for a casting and rolling mill according to claim 2, characterized in that: The specific process of determining whether the pre-inspection object meets the production requirements includes: obtaining the pre-inspection threshold value YJmax through the data storage module, and comparing the pre-inspection coefficient YJ of the pre-inspection object with the pre-inspection threshold value YJmax: if the pre-inspection coefficient YJ is less than the pre-inspection threshold value YJmax, then the pre-inspection object is determined to meet the production requirements; if the pre-inspection coefficient YJ is greater than or equal to the pre-inspection threshold value YJmax, then the pre-inspection object is determined to not meet the production requirements, and a component replacement signal is generated and sent to the mobile phone terminal of the administrator.

4. A coil unloading safety control system for a casting and rolling mill according to claim 3, characterized in that: The process of obtaining the front box temperature data QW includes: obtaining the water temperature value of the front box of the casting and rolling mill in real time during the control period, obtaining the water temperature range of the front box through the data storage module, marking the average value of the maximum value and the minimum value of the front box water temperature range as the water temperature standard value, marking the absolute value of the difference between the water temperature value and the water temperature standard value as the water temperature control value, and marking the ratio of the maximum value of the water temperature control value within the control period to the water temperature standard value as the front box temperature data QW; the process of obtaining the front box water pressure data QS includes: obtaining the water pressure value of the front box of the casting and rolling mill in real time during the control period, obtaining the water pressure range of the front box through the data storage module, marking the maximum value of the water pressure range of the front box The average value and the minimum value are marked as the water pressure standard value, the absolute value of the difference between the water pressure value and the water pressure standard value is marked as the water pressure control value, and the ratio of the maximum value of the water pressure control value within the control period to the water pressure standard value is marked as the front box water pressure data QS; the acquisition process of the oil pressure data YY includes: real-time acquisition of the oil pressure value of the casting and rolling mill, obtaining the oil pressure range through the data storage module, marking the average value of the maximum value and the minimum value of the oil pressure range as the oil pressure standard value, marking the absolute value of the difference between the oil pressure value and the oil pressure standard value as the oil pressure control value, and marking the ratio of the maximum value of the oil pressure control value within the control period to the oil pressure standard value as the oil pressure data YY.

5. A coil unloading safety control system for a casting and rolling mill according to claim 4, characterized in that: The specific process of determining whether the operating parameters of the casting and rolling mill during the control period meet the requirements includes: retrieving the control threshold TKmax through the data storage module, and comparing the control coefficient TK of the casting and rolling mill during the control period with the control threshold TKmax: if the control coefficient TK is less than the control threshold TKmax, it is determined that the operating parameters of the casting and rolling mill during the control period meet the requirements; if the control coefficient TK is greater than or equal to the control threshold TKmax, it is determined that the operating parameters of the casting and rolling mill during the control period do not meet the requirements, and a parameter adjustment signal is generated and sent to the mobile phone terminal of the manager.

6. A coil unloading safety control system for a casting and rolling mill according to claim 5, characterized in that: The specific process of the operation detection module detecting and analyzing the operation status of the casting and rolling mill includes: obtaining the heating data FR and the vibration frequency data ZP of the casting and rolling mill at the end of the control period, the heating data FR is the maximum value of the surface temperature of the heating sleeve of the casting and rolling mill during the control period, and the vibration frequency data ZP is the maximum value of the vibration frequency of the roller group of the casting and rolling mill during the control period; the operation coefficient YX of the casting and rolling mill during the control period is obtained by numerically calculating the heating data FR and the vibration frequency data ZP; and judging whether the operation status of the casting and rolling mill during the control period meets the requirements through the operation coefficient YX.

7. A coil unloading safety control system for a casting and rolling mill according to claim 6, characterized in that: The specific process of determining whether the operating state of the casting and rolling mill during the regulation period meets the requirements includes: obtaining the operating threshold value YXmax through the data storage module, and comparing the operating coefficient YX of the casting and rolling mill during the regulation period with the operating threshold value YXmax: if the operating coefficient YX is less than the operating threshold value YXmax, it is determined that the operating state of the casting and rolling mill during the regulation period meets the requirements; if the operating coefficient YX is greater than or equal to the operating threshold value YXmax, it is determined that the operating state of the casting and rolling mill during the regulation period does not meet the requirements, and a shutdown maintenance signal is generated and sent to the mobile phone terminal of the manager.

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