阅读说明：本技术 一种圆盘剪参数集成控制系统与方法 (Circle shear parameter integrated control system and method ) 是由 夏绪辉 王佳旋 曹建华 张泽琳 李文喜 张欢 梁雪松 陈宝通 王瞳 严旭果 刘翔 于 2021-07-30 设计创作，主要内容包括：本发明属于圆盘剪参数控制技术领域,公开了一种圆盘剪参数集成控制系统、控制方法、介质及数据处理终端,专家系统包括人机交互界面、知识获取、知识库、推理机、解释器和综合数据库；所述控制系统包括PLC系统、驱动器、电机和测距仪；所述执行系统包括传动装置。本发明提供的基于专家系统的圆盘剪参数集成控制系统可实现对多台圆盘剪的控制,当带钢来料的参数已知时,将其作为数据输入专家系统,专家系统相对应的给出相应的圆盘剪参数的设定值,对圆盘剪进行控制调整,实时监控其调整距离与设定值进行比较,提高圆盘剪的参数调节精度,实现圆盘剪参数调节的智能化和自动化,减轻人员的操作量。(The invention belongs to the technical field of circle shear parameter control, and discloses a circle shear parameter integrated control system, a control method, a medium and a data processing terminal, wherein an expert system comprises a human-computer interaction interface, a knowledge acquisition system, a knowledge base, an inference machine, an interpreter and a comprehensive database; the control system comprises a PLC system, a driver, a motor and a distance meter; the actuation system includes a transmission. The disk shear parameter integrated control system based on the expert system can realize the control of a plurality of disk shears, when the parameters of the supplied strip steel are known, the supplied strip steel are used as data to be input into the expert system, the expert system correspondingly provides the set values of the corresponding disk shear parameters, the disk shears are controlled and adjusted, the adjustment distance of the disk shears is monitored in real time to be compared with the set values, the parameter adjustment precision of the disk shears is improved, the intellectualization and automation of the disk shear parameter adjustment are realized, and the operation amount of personnel is reduced.)

1. A circle shear parameter integrated control system is characterized by comprising a circle shear parameter integrated control system, a control system and a control system, wherein the circle shear parameter integrated control system comprises a control module and a control module;

the expert system comprises a human-computer interaction interface, a knowledge acquisition system, a knowledge base, an inference machine, an interpreter and a comprehensive database;

the control system comprises a PLC system, a driver, a motor and a distance meter;

the execution system comprises a transmission device.

2. The circle shear parameter integrated control system of claim 1, wherein in the expert system, the human-computer interaction interface is used for inputting the incoming material parameters of the staff and displaying the circle shear parameter reasoning process interpreted by the interpreter; the knowledge base is used for storing relevant knowledge and acquiring and updating the knowledge base through the knowledge; and the inference machine is used for inferring the set value of the parameters of the circle shear by combining the input and the related knowledge.

3. The rotary shear parameter integrated control system of claim 2, wherein the incoming material parameters include plate thickness, plate width, and yield strength; the circle shear parameters include width, side gap and overlap.

4. The circle shear parameter integrated control system according to claim 1, wherein in the control system, the expert system transmits the circle shear parameters determined by the expert system to the PLC system, the PLC system transmits a width signal to the driver 1, the driver 1 drives the motor 1 to rotate, the distance measuring instrument 1 feeds back width position information in real time and transmits the information to the PLC system, and closed-loop control of the circle shear width parameters is realized; the PLC system transmits a side gap signal to the driver 2, the driver 2 drives the motor 2 to rotate, the distance measuring instrument 2 feeds back side gap position information in real time and transmits the information to the PLC system, and closed-loop control of side gap parameters of the circle shear is achieved; the PLC system overlapping amount signal is transmitted to the driver 3, the driver 3 drives the motor 3 to rotate, the distance measuring instrument 3 feeds back overlapping amount position information in real time and transmits the information to the PLC system, and closed-loop control of the disc shear overlapping amount parameter is achieved.

5. The circle shear parameter integrated control system according to claim 1, wherein in the execution system, the transmission device 1 is connected with the circle shear base for changing the circle shear width parameter; the transmission device 2 is connected with a disc shear shaft and is used for changing the side clearance parameters of the disc shear; the transmission device 3 is connected with the shaft of the circle shear and is used for changing the parameters of the overlapping amount of the circle shear.

6. The integrated control system for parameters of a circle shear of claim 5, wherein the transmission 2 moves horizontally with the circle shear axis and the transmission 3 moves vertically with the circle shear axis.

7. A circle shear parameter integrated control method applying the circle shear parameter integrated control system according to any one of claims 1-6, characterized in that the circle shear parameter integrated control method comprises the following steps:

inputting the material information into an expert system, namely the plate thickness, the plate width and the yield strength of the strip steel, and obtaining the set values a, b and c of the corresponding parameters of the width, the side clearance and the overlapping quantity of the disc shear by the expert system according to the known strip steel information;

feeding back real-time position information x, y and z of parameters of the width, the side clearance and the overlapping quantity of the circle shear to the PLC system by the distance measuring instrument;

and step three, the PLC system calculates a judgment parameter by combining the parameter set value and the real-time position information: real-time position-set points x-a, y-b, z-c;

step four, when judging the parameters: when the difference values x-a, y-b and z-c between the real-time position and the set value are zero or allowed error values, namely the width, side clearance and overlapping amount of the circle shear are adjusted to meet the requirements, the PLC transmits a signal to the driver, the motor stops rotating, and the parameter adjustment is finished;

step five, otherwise, continuing to adjust until the judgment parameter is zero or an allowable error value;

and step six, after parameter adjustment is finished, the PLC and the range finder still monitor the change of the position information in real time on line, and when the change fluctuates, feedback compensation is immediately implemented to continue adjustment.

8. A computer device, characterized in that the computer device comprises a memory and a processor, the memory storing a computer program which, when executed by the processor, causes the processor to carry out the steps of:

inputting the material information into an expert system, namely the plate thickness, the plate width and the yield strength of the strip steel, and obtaining the set values a, b and c of the corresponding parameters of the width, the side clearance and the overlapping quantity of the disc shear by the expert system according to the known strip steel information; the distance meter feeds back real-time position information x, y and z of parameters of the width, the side clearance and the overlapping quantity of the circle shear to the PLC system; the PLC system combines the parameter set value and the real-time position information to calculate a judgment parameter: real-time position-set points x-a, y-b, z-c;

when judging the parameters: when the difference values x-a, y-b and z-c between the real-time position and the set value are zero or allowed error values, namely the width, side clearance and overlapping amount of the circle shear are adjusted to meet the requirements, the PLC transmits a signal to the driver, the motor stops rotating, and the parameter adjustment is finished; otherwise, continuing to adjust until the judgment parameter is zero or an allowable error value; after parameter adjustment is finished, the PLC and the range finder still monitor the change of the position information in real time on line, and when the change fluctuates, feedback compensation is immediately implemented to continue adjustment.

9. A computer-readable storage medium storing a computer program which, when executed by a processor, causes the processor to perform the steps of:

inputting the material information into an expert system, namely the plate thickness, the plate width and the yield strength of the strip steel, and obtaining the set values a, b and c of the corresponding parameters of the width, the side clearance and the overlapping quantity of the disc shear by the expert system according to the known strip steel information; the distance meter feeds back real-time position information x, y and z of parameters of the width, the side clearance and the overlapping quantity of the circle shear to the PLC system; the PLC system combines the parameter set value and the real-time position information to calculate a judgment parameter: real-time position-set points x-a, y-b, z-c;

when judging the parameters: when the difference values x-a, y-b and z-c between the real-time position and the set value are zero or allowed error values, namely the width, side clearance and overlapping amount of the circle shear are adjusted to meet the requirements, the PLC transmits a signal to the driver, the motor stops rotating, and the parameter adjustment is finished; otherwise, continuing to adjust until the judgment parameter is zero or an allowable error value; after parameter adjustment is finished, the PLC and the range finder still monitor the change of the position information in real time on line, and when the change fluctuates, feedback compensation is immediately implemented to continue adjustment.

10. An information data processing terminal, characterized in that the information data processing terminal is used for realizing the circle shear parameter integrated control system according to any one of claims 1-6.

Technical Field

The invention belongs to the technical field of circle shear parameter control, and particularly relates to a circle shear parameter integrated control system, a control method, a medium and a data processing terminal.

Background

At present, a circle shear is a key device for cutting a leveled strip steel according to requirements, and the adjustment precision of parameters (mainly comprising the shearing width, the side clearance and the overlapping amount) of the circle shear directly influences the shearing precision and the quality of the strip steel.

However, the existing precision control method for parameters of a circle shear only controls the precision of the width alone or controls the precision of two parameters of the side gap and the overlapping amount, and lacks the integrated control of three parameters of the width, the side gap and the overlapping amount, which are also important for the influence of the three parameters on the shearing precision and the shearing quality, so that a need exists for providing an integrated control system and method for the three parameters.

Through the above analysis, the problems and defects of the prior art are as follows: the existing disc shear parameter precision control method only controls the precision of the width alone or controls the precision of two parameters of the side gap and the overlapping amount, and lacks the integrated control of the three parameters of the width, the side gap and the overlapping amount.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a circle shear parameter integrated control system, a control method, a medium and a data processing terminal, and particularly relates to a circle shear parameter integrated control system and method based on an expert system.

The invention is realized in such a way that the circle shear parameter integrated control system comprises an expert system, a control system and an execution system.

The expert system comprises a man-machine interaction interface, a knowledge acquisition unit, a knowledge base, an inference machine, an interpreter and a comprehensive database;

the control system comprises a PLC system, a driver, a motor and a distance meter;

the execution system comprises a transmission device.

Further, in the expert system, the human-computer interaction interface is used for inputting incoming material parameters of workers and displaying a disc shear parameter reasoning process explained by the interpreter; the knowledge base is used for storing relevant knowledge and acquiring and updating the knowledge base through the knowledge; and the inference machine is used for inferring the set value of the parameters of the circle shear by combining the input and the related knowledge.

Further, the incoming material parameters comprise plate thickness, plate width and yield strength; the circle shear parameters include width, side gap and overlap.

Further, in the control system, the expert system transmits the decided circle shear parameters to the PLC system, the PLC system transmits width signals to the driver 1, the driver 1 drives the motor 1 to rotate, the range finder 1 feeds back width position information in real time and transmits the information to the PLC system, and closed-loop control of the circle shear width parameters is achieved; the PLC system transmits a side gap signal to the driver 2, the driver 2 drives the motor 2 to rotate, the distance measuring instrument 2 feeds back side gap position information in real time and transmits the information to the PLC system, and closed-loop control of side gap parameters of the circle shear is achieved; the PLC system overlapping amount signal is transmitted to the driver 3, the driver 3 drives the motor 3 to rotate, the distance measuring instrument 3 feeds back overlapping amount position information in real time and transmits the information to the PLC system, and closed-loop control of the disc shear overlapping amount parameter is achieved.

Further, in the execution system, the transmission device 1 is connected with the disc shear base and is used for changing the width parameter of the disc shear; the transmission device 2 is connected with a disc shear shaft and is used for changing the side clearance parameters of the disc shear; the transmission device 3 is connected with the shaft of the circle shear and is used for changing the parameters of the overlapping amount of the circle shear.

Further, the transmission device 2 moves horizontally with the disc shear shaft, and the transmission device 3 moves vertically with the disc shear shaft.

Another object of the present invention is to provide a method for integrally controlling parameters of a circle shear, which uses the system for integrally controlling parameters of a circle shear, the method for integrally controlling parameters of a circle shear comprises the following steps:

inputting the material information into an expert system, namely the plate thickness, the plate width and the yield strength of the strip steel, and obtaining the set values a, b and c of the corresponding parameters of the width, the side clearance and the overlapping quantity of the disc shear by the expert system according to the known strip steel information;

feeding back real-time position information x, y and z of parameters of the width, the side clearance and the overlapping quantity of the circle shear to the PLC system by the distance measuring instrument;

and step three, the PLC system calculates a judgment parameter by combining the parameter set value and the real-time position information: real-time position-set points x-a, y-b, z-c;

step four, when judging the parameters: when the difference values x-a, y-b and z-c between the real-time position and the set value are zero or allowed error values, namely the width, side clearance and overlapping amount of the circle shear are adjusted to meet the requirements, the PLC transmits a signal to the driver, the motor stops rotating, and the parameter adjustment is finished;

step five, otherwise, continuing to adjust until the judgment parameter is zero or an allowable error value;

and step six, after parameter adjustment is finished, the PLC and the range finder still monitor the change of the position information in real time on line, and when the change fluctuates, feedback compensation is immediately implemented to continue adjustment.

It is a further object of the invention to provide a computer device comprising a memory and a processor, the memory storing a computer program which, when executed by the processor, causes the processor to perform the steps of:

inputting the material information into an expert system, namely the plate thickness, the plate width and the yield strength of the strip steel, and obtaining the set values a, b and c of the corresponding parameters of the width, the side clearance and the overlapping quantity of the disc shear by the expert system according to the known strip steel information; the distance meter feeds back real-time position information x, y and z of parameters of the width, the side clearance and the overlapping quantity of the circle shear to the PLC system; the PLC system combines the parameter set value and the real-time position information to calculate a judgment parameter: real-time position-set points x-a, y-b, z-c;

when judging the parameters: when the difference values x-a, y-b and z-c between the real-time position and the set value are zero or allowed error values, namely the width, side clearance and overlapping amount of the circle shear are adjusted to meet the requirements, the PLC transmits a signal to the driver, the motor stops rotating, and the parameter adjustment is finished; otherwise, continuing to adjust until the judgment parameter is zero or an allowable error value; after parameter adjustment is finished, the PLC and the range finder still monitor the change of the position information in real time on line, and when the change fluctuates, feedback compensation is immediately implemented to continue adjustment.

It is another object of the present invention to provide a computer-readable storage medium storing a computer program which, when executed by a processor, causes the processor to perform the steps of:

inputting the material information into an expert system, namely the plate thickness, the plate width and the yield strength of the strip steel, and obtaining the set values a, b and c of the corresponding parameters of the width, the side clearance and the overlapping quantity of the disc shear by the expert system according to the known strip steel information; the distance meter feeds back real-time position information x, y and z of parameters of the width, the side clearance and the overlapping quantity of the circle shear to the PLC system; the PLC system combines the parameter set value and the real-time position information to calculate a judgment parameter: real-time position-set points x-a, y-b, z-c;

when judging the parameters: when the difference values x-a, y-b and z-c between the real-time position and the set value are zero or allowed error values, namely the width, side clearance and overlapping amount of the circle shear are adjusted to meet the requirements, the PLC transmits a signal to the driver, the motor stops rotating, and the parameter adjustment is finished; otherwise, continuing to adjust until the judgment parameter is zero or an allowable error value; after parameter adjustment is finished, the PLC and the range finder still monitor the change of the position information in real time on line, and when the change fluctuates, feedback compensation is immediately implemented to continue adjustment.

Another object of the present invention is to provide an information data processing terminal for implementing the circle shear parameter integrated control system.

By combining all the technical schemes, the invention has the advantages and positive effects that: according to the disk shear parameter integrated control method based on the expert system, when the parameters (thickness, width and yield strength) of incoming strip steel are known, the parameters are input into the expert system as data, the expert system can correspondingly give the set values of the corresponding disk shear parameters (width, side clearance and overlapping amount), then the disk shear is controlled and adjusted, and meanwhile, the adjustment distance of the disk shear is monitored in real time to be compared with the set values, so that the parameter adjustment precision of the disk shear is improved, the expert system and the integrated control method realize the intellectualization and automation of disk shear parameter adjustment, and the operation amount of personnel in the shearing process is reduced.

The disk shear parameter integrated control system based on the expert system can realize the control of a plurality of disk shears, incoming material parameters (plate thickness, plate width and yield strength) are input into the expert system, and the expert system can give out the determined disk shear parameter (width, side clearance and overlapping amount) set values; the method comprises the steps that batch requirements, regional requirements, construction period requirements and corresponding circle shear parameter (width, side clearance and overlapping amount) set values are input into an Internet of things cloud platform, circle shears capable of working are selected according to the batch requirements, the regional requirements and the construction period requirements, and a terminal can control a plurality of circle shears through the Internet of things cloud platform; after the rotary shears complete the work according to the requirements, the parameters of the rotary shears can be fed back to the expert system, the knowledge of the expert system is expanded, and the self-learning of the expert system is realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a flowchart of a method for integrally controlling parameters of a circle shear according to an embodiment of the present invention.

Fig. 2 is a diagram of information flow provided by an embodiment of the present invention.

Fig. 3 is a schematic diagram of an integrated control system of a circle shear according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of a composition of an integrated control system of a circle shear according to an embodiment of the present invention.

Fig. 5 is a flow chart of adjusting parameters of a circle shear according to an embodiment of the present invention.

Fig. 6 is a left side view of a circle shear according to an embodiment of the present invention.

Fig. 7 is a schematic diagram of a sensor installation position according to an embodiment of the present invention.

Fig. 8 is a schematic diagram of a transmission according to an embodiment of the present invention.

Fig. 9 is a circuit diagram of an embodiment of the invention.

In the figure: 1. a motor 2; 2. a motor 3; 3. a motor 1; 4. a distance meter 3; 5. a distance meter 2; 6. a distance meter 1; 7. a lower cutter shaft; 8. an upper cutter shaft; 9. an iron wedge; 10. a slider; 11. a slide rail; 12. a slidable base; 13. a lead screw; 14. a worm; 15. an eccentric worm gear; 16. a slide rail; 17. and a lead screw.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Aiming at the problems in the prior art, the invention provides a circle shear parameter integrated control system and a circle shear parameter integrated control method, and the invention is described in detail below with reference to the accompanying drawings.

As shown in fig. 1, the method for integrally controlling parameters of a circle shear provided in the embodiment of the present invention includes the following steps:

s101, inputting the material information into an expert system, namely the plate thickness, the plate width and the yield strength of the strip steel, and obtaining set values a, b and c of corresponding parameters of the width, the side clearance and the overlapping quantity of the disc shear by the expert system according to the known strip steel information;

s102, the distance meter feeds back real-time position information x, y and z of parameters of the width, the side clearance and the overlapping quantity of the circle shear to a PLC system;

s103, the PLC system calculates a judgment parameter by combining the parameter set value and the real-time position information: real-time position-set points x-a, y-b, z-c;

s104, when judging the parameters: when the difference values x-a, y-b and z-c between the real-time position and the set value are zero or allowed error values, namely the width, side clearance and overlapping amount of the circle shear are adjusted to meet the requirements, the PLC transmits a signal to the driver, the motor stops rotating, and the parameter adjustment is finished;

s105, if not, continuing to adjust until the judgment parameter is zero or is an allowable error value;

and S106, after parameter adjustment is finished, the PLC and the range finder still monitor the change of the position information in real time on line, and when the change fluctuates, feedback compensation is immediately implemented to continue adjustment.

An information flow diagram provided by an embodiment of the invention is shown in fig. 2.

As shown in fig. 3 to 4, the circle shear parameter integrated control system provided by the embodiment of the present invention includes an expert system, a control system, and an execution system; the expert system comprises a man-machine interaction interface, a knowledge acquisition unit, a knowledge base, an inference machine, an interpreter and a comprehensive database; the control system comprises a PLC system, a driver, a motor and a distance meter; the execution system comprises a transmission device.

The technical solution of the present invention will be further described with reference to the following examples.

Example 1

The disk shear parameter integrated control system based on the expert system can realize the control of a plurality of disk shears, incoming material parameters (plate thickness, plate width and yield strength) are input into the expert system, and the expert system can give out the determined disk shear parameter (width, side clearance and overlapping amount) set values; the method comprises the steps that batch requirements, regional requirements, construction period requirements and corresponding circle shear parameter (width, side clearance and overlapping amount) set values are input into an Internet of things cloud platform, circle shears capable of working are selected according to the batch requirements, the regional requirements and the construction period requirements, and a terminal can control a plurality of circle shears through the Internet of things cloud platform; after the rotary shears complete the work according to the requirements, the parameters of the rotary shears can be fed back to the expert system, the knowledge of the expert system is expanded, and the self-learning of the expert system is realized.

The circle shear parameter integrated control system provided by the embodiment of the invention comprises an expert system, a control system and an execution system.

The expert system includes: the system comprises a human-computer interaction interface, knowledge acquisition, a knowledge base, an inference machine, an interpreter and a comprehensive database. The human-computer interaction interface can be used for inputting incoming material parameters (plate thickness, plate width and yield strength) of workers and displaying a disc shear parameter (width, side clearance and overlapping amount) reasoning process explained by an interpreter; the knowledge base is used for storing related knowledge and can be obtained and updated through the knowledge; the inference engine combines the input and the related knowledge to infer the set values of the parameters (width, side clearance and overlapping quantity) of the disc shear.

The control system includes: PLC system, driver, motor, distancer. The expert system transmits the decided circle shear parameters (width, side clearance and overlapping amount) to the PLC system, the PLC system transmits a width signal to the driver 1, the driver 1 drives the motor 1 to rotate, the distance meter 1 feeds back width position information in real time and transmits the information to the PLC system, and therefore closed-loop control of the circle shear width parameters is achieved; the PLC system transmits a side gap signal to the driver 2, the driver 2 drives the motor 2 to rotate, and the distance measuring instrument 2 feeds back side gap position information in real time and transmits the information to the PLC system, so that closed-loop control of side gap parameters of the circle shear is realized; the PLC system overlapping amount signal is transmitted to the driver 3, the driver 3 drives the motor 3 to rotate, the distance measuring instrument 3 feeds back overlapping amount position information in real time and transmits the information to the PLC system, and therefore closed-loop control of the disc shear overlapping amount parameter is achieved.

The execution system includes: and a transmission device. The transmission device 1 is connected with the disc shear base to change the width parameter of the disc shear; the transmission device 2 is connected with a disc shear shaft (horizontal movement) to change the side clearance parameters of the disc shear; the transmission device 3 is connected with a disc shear shaft (vertical movement) to change the disc shear overlapping amount parameter.

The disk shear parameter integrated control method based on the expert system provided by the embodiment of the invention comprises the following steps:

1. inputting the incoming material information into an expert system, namely the plate thickness, the plate width and the yield strength of the strip steel, and obtaining corresponding set values (a, b and c) of parameters (width, side clearance and overlapping amount) of the disc shear by the expert system according to the known strip steel information;

2. the distance meter feeds back real-time position information (x, y and z) of the parameters (width, side clearance and overlapping amount) of the circle shear to the PLC system;

and 3, the PLC system calculates a judgment parameter by combining the parameter set value and the real-time position information: real-time position-set points (x-a, y-b, z-c);

4. when judging the parameters: when the difference (x-a, y-b and z-c) between the real-time position and the set value is zero or an allowable error value, namely the width, the side clearance and the overlapping amount of the circle shear are adjusted to meet the requirements, the PLC transmits a signal to the driver, the motor can stop rotating, and the parameter adjustment is finished;

5. otherwise, the adjustment is continued until the decision parameter is zero or an allowable error value.

6. After parameter adjustment is finished, the PLC and the range finder still monitor the change of the position information in real time on line, and when the change fluctuates, feedback compensation is immediately implemented to continue adjustment.

A flow chart of parameters for adjusting a circle shear according to an embodiment of the present invention is shown in fig. 5.

Example 2

In order to realize the functions and the method, each transmission device is embodied, the transmission device 1 is embodied as a lead screw mechanism to realize width control, the transmission device 2 is embodied as a wedge mechanism to realize side gap control, and the transmission device 3 is embodied as an eccentric worm and gear mechanism to realize overlapping amount control; these specific mechanisms are used for illustration only, and other mechanisms may be substituted in practice.

The structure of the left knife box and the structure of the right knife box are consistent, the control method is consistent, only one of the two knife boxes is controlled, the movable knife box (12) is connected with the slide rail (16) in a sliding way and is connected with the lead screw (17), the lead screw (17) is connected with the motor (1) (3) through a coupler, and the distance meter (1) (6) is arranged on the upper knife shaft (8) and is connected with the upper knife shaft through magnetic force; the upper cutter shaft (8) can move left and right along with the sliding rail (11) and is connected with the iron wedge (9), the iron wedge (9) is connected with the sliding block (10) in a sliding way, the sliding block (10) is connected with the lead screw (13), the lead screw (13) is connected with the motor 2(1), and the distance meter 2(5) is arranged on the upper cutter shaft (8); the lower cutter shaft (7) is connected with an eccentric worm wheel (15), the eccentric worm wheel (15) is meshed with a worm (14), the worm (14) is connected with a motor (3) (2), and a distance meter (3) (4) is arranged on the upper cutter shaft.

The models of the PLC modules are SINAMICS S7-1200 series, the models of the range finders are SW-LDS50A laser range finders, the models of the drivers are SINAMICS V90 series, and the models of the motors are SIMOTICS-1 FL6 series.

A left side view of a circle shear according to an embodiment of the present invention is shown in fig. 6, a schematic diagram of a sensor installation position according to an embodiment of the present invention is shown in fig. 7, a schematic diagram of a transmission according to an embodiment of the present invention is shown in fig. 8, and a schematic diagram of a circuit according to an embodiment of the present invention is shown in fig. 9.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When used in whole or in part, can be implemented in a computer program product that includes one or more computer instructions. When loaded or executed on a computer, cause the flow or functions according to embodiments of the invention to occur, in whole or in part. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, the computer instructions may be transmitted from one website site, computer, server, or data center to another website site, computer, server, or data center via wire (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL), or wireless (e.g., infrared, wireless, microwave, etc.)). The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that includes one or more of the available media. The usable medium may be a magnetic medium (e.g., floppy Disk, hard Disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., Solid State Disk (SSD)), among others.

The above description is only for the purpose of illustrating the present invention and the appended claims are not to be construed as limiting the scope of the invention, which is intended to cover all modifications, equivalents and improvements that are within the spirit and scope of the invention as defined by the appended claims.