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System and method for preventing irregular rolled material throwing output

An irregular and transmission system technology, applied in the direction of guiding/positioning/alignment devices, etc., can solve problems such as mechanical performance finished product indicators, finished product appearance, abnormal noise of supporting reducer, etc., to achieve overall ductility and Precise control, improving the quality of finished products and comprehensive quality, and improving the effect of precise delivery

Active Publication Date: 2022-03-01
YANGCHUN NEW STEEL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] During the steel rolling process, the irregular throwing of rolled materials will lead to the deformation of the finished product, and there will be great problems in the subsequent transportation and collection process of the finished product. Some transportation and transmission channels will be stuck, and some stuck points will cause the surface of the finished product to rub In severe cases, it will directly lead to the rejection of the rolled material. The irregular output of the rolled material will also have a great impact on the related equipment of the entire transmission chain. Abnormal noise, resulting in large vibration of the relevant bearing seat and loosening of bolts. Due to the high frequency of occurrence and the mismatch of production and maintenance rhythms, accidents are caused. In addition, the output of rolled materials is irregular, and there will also be irregular cooling effects in terms of cooling. , that is, the cooling is uneven;
[0003] Because the original supporting cooling system is designed and matched for the regular output of rolled material throwing, such irregular cooling will lead to problems in key finished product indicators such as mechanical properties, and the irregular output of rolling material throwing will lead to Defects in the appearance of the finished product lead to rejection due to the appearance of the finished product. Therefore, the present invention proposes a system and method for preventing irregular output of rolled materials to solve the problems existing in the prior art

Method used

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  • System and method for preventing irregular rolled material throwing output

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Embodiment 1

[0029] according to figure 1As shown, this embodiment proposes a system for preventing irregular output of rolled materials, including a trigger transmission system, a calculation setting system, a dynamic adjustment optimization system, a time setting system, and a multiple optimization curing system. The trigger transmission system It is used to collect the steel signal of the digital quantity of the detector of the horizontal looper before the finishing rolling, and then transmit it to the first transmission frame after the finishing rolling after the signal trigger and the steel passing delay in the fixed area; the calculation setting system is in the finishing rolling After the first transmission stand receives the signal, first remove the speed lead rate based on the finishing rolling group, and then set the rear lag rate of the first transmission stand after finishing rolling to a negative number, the absolute value of which is based on the finishing rolling group speed...

Embodiment 2

[0037] according to figure 2 As shown, the present embodiment proposes a method for preventing irregular output of rolled material throwing, including the following steps:

[0038] Step 1: Start the trigger transmission system, collect the digital steel signal of the detector of the horizontal looper before finishing rolling, and transmit it to the first transmission rack after finishing rolling after signal triggering and steel passing delay in the fixed area;

[0039] Step 2: After receiving the signal, the first transmission rack after finishing rolling starts the calculation and setting system, removes the speed advance rate based on the finishing rolling unit, and sets the rear lag rate of the first transmission rack after finishing rolling as Negative number, the absolute value is the aforementioned speed lead rate based on the finishing mill;

[0040] Step 3: Start the dynamic adjustment and optimization system. On the basis of the above steps, set the rear hysteresis...

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Abstract

The invention provides a system and method for preventing irregular rolled material throwing output, and relates to the technical field of steel production, the system comprises a trigger transmission system, a calculation setting system, a dynamic adjustment optimization system, a time setting system and a multi-optimization curing system, the trigger transmission system is used for collecting a detector digital quantity steel signal of the horizontal loop before finish rolling; according to the method, reasons for irregular rolled material throwing output are found through analysis of a big data system, then exploration is conducted through repeated experiments, a preliminary feasibility processing scheme is found, research and analysis are continued according to the preliminary feasibility processing scheme, problem points are overcome and optimized one by one, and the problem points are solved. The combined experiment and the combined optimization are carried out on the rear lag rate and the time dimension, so that the dynamic adjustment to the optimal adjustment is realized on the basis of continuous optimization, the bottleneck problem of irregular rolled material throwing output is fundamentally solved, and the finished rolled material quality and the comprehensive quality are greatly improved.

Description

technical field [0001] The invention relates to the technical field of iron and steel production, in particular to a system and method for preventing irregular throwing and output of rolled materials. Background technique [0002] During the steel rolling process, the irregular throwing of rolled materials will lead to the deformation of the finished product, and there will be great problems in the subsequent transportation and collection process of the finished product. Some transportation and transmission channels will be stuck, and some stuck points will cause the surface of the finished product to rub In severe cases, it will directly lead to the rejection of the rolled material. The irregular output of the rolled material will also have a great impact on the related equipment of the entire transmission chain. Abnormal noise, resulting in large vibration of the relevant bearing seat and loosening of bolts. Due to the high frequency of occurrence and the mismatch of produ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B21B39/14
CPCB21B39/14
Inventor 朱春韶朱国俊马东浩刘逖王鑫桂立波刘晓明高耀
Owner YANGCHUN NEW STEEL CO LTD
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