阅读说明：本技术 一种钢坯长度测量方法 (Billet length measuring method ) 是由 肖杰 耿啸 卢浩 郭栋玉 胜军 于 2019-10-31 设计创作，主要内容包括：本发明公开了一种钢坯长度测量方法,涉及钢坯测量技术领域,通过向控制器中输入钢坯的预设长度值；切割机按照预设要求对钢坯进行切割；当所述钢坯切割完成之后,利用两个激光测距仪获得所述钢坯的第一长度数据,其中,所述激光测距仪对应安装在冷床入口处的两侧；获取喷号机对于所述钢坯的第一编码数据；将第一长度数据与第一编码数据进行结合优化,获得第二长度数据和第二编码数据；对比所述第二长度数据和所述预设长度值,判断所述第二长度数据是否满足预设条件；当满足所述预设条件时,则转入步骤1,当不满足时,由所述控制器发送报警信号,达到了保证钢坯测量准确性,节约人力物力,防止出现安全事故,实现钢坯的定尺定重管理的技术效果。(The invention discloses a method for measuring the length of a steel billet, which relates to the technical field of steel billet measurement, and is characterized in that a preset length value of the steel billet is input into a controller; cutting the steel billet according to a preset requirement by a cutting machine; after the steel billet is cut, acquiring first length data of the steel billet by using two laser range finders, wherein the laser range finders are correspondingly arranged on two sides of an inlet of a cooling bed; acquiring first coded data of the number spraying machine on the steel billet; performing combination optimization on the first length data and the first coded data to obtain second length data and second coded data; comparing the second length data with the preset length value, and judging whether the second length data meets a preset condition; and when the preset conditions are met, the step 1 is carried out, and when the preset conditions are not met, the controller sends an alarm signal, so that the technical effects of ensuring the accuracy of billet measurement, saving manpower and material resources, preventing safety accidents and realizing the fixed-length and fixed-weight management of the billets are achieved.)

1. A method for measuring the length of a steel billet, the method comprising:

step 1: inputting a preset length value of a steel billet into a controller;

step 2: cutting the steel billet according to a preset requirement by a cutting machine;

and step 3: after the steel billet is cut, acquiring first length data of the steel billet by using two laser range finders, wherein the laser range finders are correspondingly arranged on two sides of an inlet of a cooling bed;

and 4, step 4: acquiring first coded data of the number spraying machine on the steel billet;

and 5: combining and optimizing the first length data and the first coded data of the billet to obtain optimized second length data and second coded data;

step 6: comparing the second length data with the preset length value, and judging whether the second length data meets a preset condition;

and 7: and (3) when the preset condition is met, switching to the step 1, and when the preset condition is not met, sending an alarm signal by the controller.

2. The method for measuring the length of the steel billet according to claim 1, wherein the acquiring the first length data of the steel billet by using two laser range finders specifically comprises:

the laser range finder continuously measures the length data of the steel billet;

the controller samples the length data acquired by the laser range finder at intervals of preset time;

and carrying out average value calculation on the plurality of groups of length data acquired by the controller to obtain first length data of the steel billet.

3. The method of measuring a length of a steel billet of claim 2, wherein the laser rangefinder transmits measured length data of the steel billet to the controller when the steel billet moves to the middle of two laser rangefinders.

4. The method of measuring the length of the steel slab as set forth in claim 2, wherein the predetermined time is 0.4 s.

5. The method of measuring the length of a steel slab of claim 2 wherein the plurality of sets of length data are at least three sets.

6. The method of measuring the length of the steel slab of claim 1 wherein the second length data and the second coded data are displayed through HMI.

7. The method for measuring the length of the steel billet according to claim 1, wherein the preset conditions are specifically as follows:

and the deviation value of the second length data and the preset length value is less than 20 mm.

8. The method of measuring a length of a steel slab as claimed in claim 1, wherein the controller checks the steel slab having the abnormality according to a preset strategy after transmitting the alarm signal.

9. The method for measuring the length of the steel billet according to claim 8, wherein the preset strategy is specifically as follows: and analyzing the abnormal reason of the steel billet and adjusting the preset length value.

10. The method of measuring the length of the steel slab as claimed in claim 1, wherein after obtaining the optimized second length data and the second encoded data, further comprising:

and after the second length data and the second coded data are optimized, sending the second length data and the second coded data to a secondary system for data recording.

Technical Field

The invention belongs to the technical field of billet measurement, and particularly relates to a billet length measuring method.

Background

In recent years, with the increasing rigor of the situation of the steel industry, the steel capacity is seriously excessive, the condition that low-quality and cheap steel is abused is increasingly prominent, enterprises want to start from the quality for survival, transformation and upgrade of products are promoted, and the development of the steel from ordinary steel to high-quality and special steel is realized.

At present, the quality management standard is improved, and meanwhile, the cost saving and reduction are further promoted, so the requirements on the billet are improved. However, the existing measurement mode is manual measurement or simple visual measurement, which easily causes the accuracy of billet measurement to be affected, and results in that the product cannot meet the requirements of the production process.

Disclosure of Invention

The embodiment of the application provides a method for measuring the length of a steel billet, solves the technical problems that in the prior art, the accuracy of steel billet measurement is affected due to the fact that the steel billet measurement mode is a manual measurement mode or a simple visual measurement mode, and the product cannot meet the requirements of a production process, achieves the technical effects of guaranteeing the accuracy of steel billet measurement, saving manpower and material resources, preventing safety accidents and achieving the fixed-length and fixed-weight management of continuous casting steel billets.

The embodiment of the invention provides a method for measuring the length of a steel billet, which comprises the following steps: step 1: inputting a preset length value of a steel billet into a controller; step 2: cutting the steel billet according to a preset requirement by a cutting machine; and step 3: after the steel billet is cut, acquiring first length data of the steel billet by using two laser range finders, wherein the laser range finders are correspondingly arranged on two sides of an inlet of a cooling bed; and 4, step 4: acquiring first coded data of the number spraying machine on the steel billet; and 5: combining and optimizing the first length data and the first coded data of the billet to obtain optimized second length data and second coded data; step 6: comparing the second length data with the preset length value, and judging whether the second length data meets a preset condition; and 7: and (3) when the preset condition is met, switching to the step 1, and when the preset condition is not met, sending an alarm signal by the controller.

Preferably, the acquiring the first length data of the steel billet by using the two laser range finders specifically includes: the laser range finder continuously measures the length data of the steel billet; the controller samples the length data acquired by the laser range finder at intervals of preset time; and carrying out average value calculation on the plurality of groups of length data acquired by the controller to obtain first length data of the steel billet.

Preferably, when the steel billet moves to the middle of the two laser range finders, the laser range finders send the measured length data of the steel billet to the controller.

Preferably, the preset time is 0.4 s.

Preferably, the plurality of sets of length data is at least three sets.

Preferably, the second length data and the second encoded data are displayed through the HMI.

Preferably, the preset conditions are specifically as follows: and the deviation value of the second length data and the preset length value is less than 20 mm.

Preferably, after the controller sends the alarm signal, the abnormal steel billets are checked according to a preset strategy.

Preferably, the preset policy specifically includes: and analyzing the abnormal reason of the steel billet and adjusting the preset length value.

Preferably, after obtaining the optimized second length data and second encoded data, the method further includes: and after the second length data and the second coded data are optimized, sending the second length data and the second coded data to a secondary system for data recording.

One or more technical solutions in the embodiments of the present invention at least have one or more of the following technical effects:

the embodiment of the invention provides a method for measuring the length of a steel billet, which comprises the following steps: step 1: inputting a preset length value of a steel billet into a controller; step 2: cutting the steel billet according to a preset requirement by a cutting machine; and step 3: after the steel billet is cut, acquiring first length data of the steel billet by using two laser range finders, wherein the laser range finders are correspondingly arranged on two sides of an inlet of a cooling bed; and 4, step 4: acquiring first coded data of the number spraying machine on the steel billet; and 5: combining and optimizing the first length data and the first coded data of the billet to obtain optimized second length data and second coded data; step 6: comparing the second length data with the preset length value, and judging whether the second length data meets a preset condition; and 7: when the preset conditions are met, the step 1 is carried out, and when the preset conditions are not met, the controller sends an alarm signal, so that the technical problem that in the prior art, the accuracy of billet measurement is affected due to the fact that the billet measurement mode is a manual measurement mode or a simple visual measurement mode, and the product cannot meet the requirements of the production process is solved, the technical effects of guaranteeing the accuracy of billet measurement, saving manpower and material resources, preventing safety accidents and achieving the fixed-length and fixed-weight management of continuous casting billets are achieved.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

Fig. 1 is a schematic flow chart of a billet length measuring method according to an embodiment of the present invention;

fig. 2 is another schematic flow chart of a billet length measuring method according to an embodiment of the present invention.

Detailed Description

The embodiment of the application provides a method for measuring the length of a steel billet, and solves the technical problem that in the prior art, the accuracy of steel billet measurement is affected due to the fact that the steel billet measurement mode is a manual measurement mode or a simple visual measurement mode, and the product cannot meet the requirements of a production process.

The technical scheme in the embodiment of the invention has the following general idea:

the embodiment of the invention provides a method for measuring the length of a steel billet, which comprises the following steps of 1: inputting a preset length value of a steel billet into a controller; step 2: cutting the steel billet according to a preset requirement by a cutting machine; and step 3: after the steel billet is cut, acquiring first length data of the steel billet by using two laser range finders, wherein the laser range finders are correspondingly arranged on two sides of an inlet of a cooling bed; and 4, step 4: acquiring first coded data of the number spraying machine on the steel billet; and 5: combining and optimizing the first length data and the first coded data of the billet to obtain optimized second length data and second coded data; step 6: comparing the second length data with the preset length value, and judging whether the second length data meets a preset condition; and 7: and (2) when the preset conditions are met, the step 1 is carried out, and when the preset conditions are not met, the controller sends an alarm signal, so that the technical effects of ensuring the accuracy of billet measurement, saving manpower and material resources, preventing safety accidents and realizing the scale and weight management of the continuously cast billets are achieved.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.