Spinning machine and pinch roll

2022-07-05

　　Effect of current limit amplitude adjustment of pinch roll 　　By adjusting the current limit amplitude of the pinch roll, the working state and clamping capacity of the pinch roll in the clamping process can be changed. Th...

Analysis of mechanical screwdown device based on 4300mm plate mill of Xingcheng Special Steel

2022-07-04

　　Abstract: in today's society, steel is a very important material, which is widely used in many fields. Taking Xingcheng Special Steel as an example, there are some problems in the mechanical screwdown device of 4300mm pla...

Operating procedures for guide fitter

2022-06-27

　　1、 Standards and parameters: 　　1. the guide box, guide pair, guide roller, wear plate, nose cone and other guide components of each Sorty shall be selected in strict accordance with the guide layout table. 　　2. the as...

Summary of teaching materials for rolling adjustment training

2022-06-27

　　Adjustment of roll gap 　　Whether the roll gap adjustment is correct or not directly affects the stability of the rolling process, and also determines the size of the rolled piece outlet. The judgment basis of roll gap adj...

Technical operation specification for finishing mill

2022-06-25

　　1. the finishing mill is the key part of the high-speed wire workshop. The technical requirements and process disciplines are obviously different from those of other units, and high vigilance shall be maintained at all times;...

grooveless rolling

2022-06-23

　　The method of rolling billets and bars on flat rolls without grooves is also called flat roll rolling, round edge rectangular rolling or grooveless rolling. 　　Square billet, square steel and round steel are generally roll...

Installation and adjustment of guide

2022-06-22

　　Adjustment of round steel and threaded guide: 　　1) Single line part 　　1. During the adjustment of all imported rolling guides, the guide roller of the guide must be consistent with the rolling center line of the guide...

High precision cold rolling strip shape control and equipment technology

2022-06-21

　　The research on "high precision cold rolled strip shape control and equipment technology" aims to develop and break through key technologies such as adaptive setting of strip shape target curve, multivariable optimi...

Design of on-line vibration monitoring and fault diagnosis for main drive of hot rolling finishing mill

2022-06-20

　　This paper describes the overall design, basic structure and data storage strategy of the on-line vibration monitoring and fault diagnosis system for the main drive of hot rolling finishing mill in Bayuquan branch of Angang. ...

Basic knowledge of looper in high-speed wire mill

2022-06-17

　　Looper 　　In order to ensure the dimensional accuracy of products, modern high-speed wire rod mill adopts micro tension and non tension rolling to eliminate the tension fluctuation caused by various dynamic disturbances in...

Control points of looper in rod and wire rolling

2022-06-16

　　Abstract: looper plays an important role in eliminating the tension between stands in the continuous rolling of rod and wire rod. Poor control of looper will not eliminate the tension, but will increase product defects and st...

Research on technology of reducing consumption and improving efficiency of rolling reheating furnace

2022-06-15

　　Heating furnace is an important thermal equipment in the production of iron and steel industry. It plays a very important role in steel rolling production. Its energy consumption accounts for 6% of the total energy consumptio...