CN112388103B - Flame cutting machine cutting gun control method, readable storage medium and flame cutting machine - Google Patents
Flame cutting machine cutting gun control method, readable storage medium and flame cutting machine Download PDFInfo
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- CN112388103B CN112388103B CN202011234678.8A CN202011234678A CN112388103B CN 112388103 B CN112388103 B CN 112388103B CN 202011234678 A CN202011234678 A CN 202011234678A CN 112388103 B CN112388103 B CN 112388103B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
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Abstract
The invention discloses a control method of a cutting gun of a flame cutting machine, which comprises the following steps: collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data; detecting second cutting data of the billet after the billet passes by the cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result; if the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC; and if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of the cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to the PLC according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data. The invention effectively solves the problems of travel of the cutting gun and accurate cutting.
Description
Technical Field
The invention belongs to the technical field of flame cutting equipment, and particularly relates to a control method of a cutting gun of a flame cutting machine, a readable storage medium and the flame cutting machine.
Background
At present, the height of a cutting gun of a flame cutting machine is generally adjusted manually, but in order to facilitate adjustment, an adjusting method for adjusting the height of the cutting gun through a PLC (programmable logic controller) is provided, but when the actual thickness of the billet to be cut is inconsistent with the thickness set by a user, actual adjustment and control cannot be performed, and the problem that the actual thickness of the billet to be cut is inconsistent is easily caused.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a control method of a cutting gun of a flame cutting machine, which is characterized in that the actual cutting thickness of a steel billet accords with the setting of a user by comparing first cutting data input by the user with second cutting data of the steel billet after the cutting gun travels and regulating and controlling the height of the cutting gun.
The technical purpose of the invention is realized by the following technical scheme: a control method for a cutting gun of a flame cutting machine comprises a PLC (programmable logic controller), a motor and the cutting gun, wherein the PLC controls a driving motor through a frequency converter, and the motor controls the cutting gun to walk, and the method comprises the following steps:
collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data;
detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result;
If the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC;
and if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of the cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data.
In one embodiment, the step of periodically comparing the second cut data with the first cut data comprises:
comparing the second cutting data with the first cutting data for a plurality of times within preset time;
if the ratio of the times corresponding to the second cutting data and the first cutting data is larger than a preset ratio, obtaining a comparison result that the second cutting data corresponds to the first cutting data;
and if the ratio of the times corresponding to the second cutting data to the times corresponding to the first cutting data is smaller than a preset ratio, obtaining a comparison result that the second cutting data does not correspond to the first cutting data.
In one embodiment, the step of comparing the second cutting data with the first cutting data a plurality of times within a preset time includes: and comparing the second cutting data with the first cutting data three times within preset time of a plurality of intervals.
In one embodiment, the step of sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to the PLC controller according to the height information, the first cutting data and the second cutting data includes:
calculating first difference information of the first cutting data and the second cutting data;
obtaining new height information of the cutting gun according to the first difference information;
calculating new height information and second difference information of the height information;
and sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to the PLC according to the second difference information.
In one embodiment, before the step of sending the cutting instruction to the PLC controller according to the cutting data, the method further includes: and starting a communication channel with the PLC according to a communication address pre-configured by the PLC.
In one embodiment, the communication channel uses TCP/I P protocol for communication.
In one embodiment, the first cutting data is a cutting thickness set by a user, and the second cutting data is a thickness of the steel billet.
The present invention also provides a computer-readable storage medium having stored thereon a program of a helmet video monitoring method, the program of the burning machine burning torch control method being executed by a processor to implement the method, the method comprising:
collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data;
detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result;
if the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC;
and if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of the cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data.
The invention also provides a fire cutting machine, which comprises a memory, a processor and a control program of the fire cutting machine, wherein the control program of the fire cutting machine is stored on the memory and can run on the processor, and when the control program of the fire cutting machine is executed by the processor, the steps of the control method of the fire cutting machine are realized, and the method comprises the following steps:
collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data;
detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result;
if the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC;
if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of the cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data;
In one embodiment, the cutting machine comprises a PLC (programmable logic controller), motors, frequency converters and cutting guns, wherein the number of the frequency converters, the number of the motors and the number of the cutting guns are two, and each motor, each cutting gun and each frequency converter are in independent communication connection.
In conclusion, the invention has the following beneficial effects:
the invention provides a control method of a cutting gun of a flame cutting machine, which comprises the steps of collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data; detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result; if the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC; and if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of a cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a flow chart of a torch control method of a torch cutting machine 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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
The technical purpose of the invention is realized by the following technical scheme: a control method for a cutting gun of a flame cutting machine comprises a PLC (programmable logic controller), a motor and the cutting gun, wherein the PLC controls a driving motor through a frequency converter, and the motor controls the cutting gun to walk, and the method comprises the following steps:
collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data;
detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result;
if the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC;
and if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of the cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data.
The invention provides a control method of a cutting gun of a flame cutting machine, which comprises the steps of collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data; detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result; if the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC; and if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of a cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data.
Further, the step of periodically comparing the second cut data with the first cut data comprises:
comparing the second cutting data with the first cutting data for a plurality of times within preset time;
if the ratio of the times corresponding to the second cutting data and the first cutting data is larger than a preset ratio, obtaining a comparison result that the second cutting data corresponds to the first cutting data;
and if the ratio of the times corresponding to the second cutting data to the times corresponding to the first cutting data is smaller than a preset ratio, obtaining a comparison result that the second cutting data does not correspond to the first cutting data.
Still further, the step of comparing the second cutting data with the first cutting data for a plurality of times within a preset time includes: and comparing the second cutting data with the first cutting data three times within preset time of a plurality of intervals.
Specifically, the step of sequentially sending an adjusting instruction for adjusting the height of the cutting torch and a pre-cutting instruction to the PLC controller according to the height information, the first cutting data and the second cutting data includes:
calculating first difference information of the first cutting data and the second cutting data;
Obtaining new height information of the cutting gun according to the first difference information;
calculating new height information and second difference information of the height information;
and sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to the PLC according to the second difference value information.
More specifically, before the step of sending the cutting instruction to the PLC controller according to the cutting data, the method further includes: and starting a communication channel with the PLC according to a communication address pre-configured by the PLC.
Wherein, the communication channel adopts TCP/I P protocol for communication.
It may be noted that the first cutting data is a cutting thickness set by a user, and the second cutting data is a thickness of the steel billet.
The present invention also provides a computer-readable storage medium having stored thereon a program of a helmet video monitoring method, the program of the burning torch control method of a flame cutter being executed by a processor to implement the method, the method comprising:
collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data;
detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result;
If the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC;
and if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of the cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data.
The invention also provides a fire cutting machine, which comprises a memory, a processor and a control program of the fire cutting machine, wherein the control program of the fire cutting machine is stored on the memory and can run on the processor, and when the control program of the fire cutting machine is executed by the processor, the steps of the control method of the fire cutting machine are realized, and the method comprises the following steps:
collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data;
detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result;
If the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC;
if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of the cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data;
in one embodiment, the cutting machine comprises a PLC (programmable logic controller), motors, frequency converters and cutting guns, wherein the number of the frequency converters, the number of the motors and the number of the cutting guns are two, and each motor, each cutting gun and each frequency converter are in independent communication connection.
In conclusion, the invention has the following beneficial effects:
the invention provides a control method of a cutting gun of a flame cutting machine, which comprises the steps of collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data; detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result; if the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC; and if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of a cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (8)
1. A control method for a cutting gun of a flame cutting machine is characterized in that the flame cutting machine comprises a PLC (programmable logic controller), a motor and the cutting gun, the PLC controls a driving motor through a frequency converter, and the motor controls the walking of the cutting gun, and the method comprises the following steps:
collecting first cutting data input by a user, and sending a cutting instruction to a PLC (programmable logic controller) according to the cutting data;
detecting second cutting data of the billet after the billet passes by a cutting gun in real time, periodically comparing the second cutting data with the first cutting data, and obtaining a comparison result;
if the comparison result is that the second cutting data corresponds to the first cutting data, a cutting instruction is continuously sent to the PLC;
if the comparison result shows that the second cutting data does not correspond to the first cutting data, acquiring height information of the cutting gun, sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data, and continuously sending a cutting instruction to the PLC when the second cutting data corresponds to the first cutting data;
The step of sequentially sending an adjusting instruction for adjusting the height of the cutting gun and a pre-cutting instruction to a PLC (programmable logic controller) according to the height information, the first cutting data and the second cutting data comprises the following steps:
calculating first difference information of the first cutting data and the second cutting data;
obtaining new height information of the cutting gun according to the first difference information;
calculating new height information and second difference information of the height information;
sequentially sending an adjusting instruction and a pre-cutting instruction for adjusting the height of the cutting gun to the PLC according to the second difference information;
the first cutting data is cutting thickness set by a user, and the second cutting data is thickness of a steel billet.
2. The torch control method of claim 1 wherein said step of periodically comparing said second cut data to said first cut data comprises:
comparing the second cutting data with the first cutting data for a plurality of times within preset time;
if the ratio of the times corresponding to the second cutting data and the first cutting data is larger than a preset ratio, obtaining a comparison result that the second cutting data corresponds to the first cutting data;
And if the ratio of the times corresponding to the second cutting data to the times corresponding to the first cutting data is smaller than a preset ratio, obtaining a comparison result that the second cutting data does not correspond to the first cutting data.
3. The torch control method of claim 2, wherein the step of comparing the second cutting data with the first cutting data a plurality of times within a predetermined time comprises: and comparing the second cutting data with the first cutting data three times within preset time of a plurality of intervals.
4. The control method of a torch cutting machine as set forth in claim 1, wherein the step of issuing a cutting command to the PLC controller based on the cutting data further comprises, before the step of: and starting a communication channel with the PLC according to a communication address pre-configured by the PLC.
5. The fire cutting machine burning torch control method as recited in claim 4, wherein the communication channel communicates using a TCP/IP protocol.
6. A computer-readable storage medium, on which a program of a helmet video monitoring method is stored, the program of a torch control method of a fire cutter, when executed by a processor, implementing the torch control method of the fire cutter according to any one of claims 1 to 5.
7. A fire cutting machine comprising a memory, a processor and a control program for the fire cutting machine stored on the memory and executable on the processor, the control program for the fire cutting machine when executed by the processor implementing the method of controlling a fire cutting machine torch according to any of claims 1-5.
8. The fire cutting machine of claim 7, comprising a PLC controller, two motors, two frequency converters and two cutting guns, wherein each motor, each cutting gun and each frequency converter are in independent communication connection.
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| CN202011234678.8A CN112388103B (en) | 2020-11-07 | 2020-11-07 | Flame cutting machine cutting gun control method, readable storage medium and flame cutting machine |
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| CN202011234678.8A CN112388103B (en) | 2020-11-07 | 2020-11-07 | Flame cutting machine cutting gun control method, readable storage medium and flame cutting machine |
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| CN112388103B true CN112388103B (en) | 2022-07-29 |
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