Control method for improving coiling quality of side guide plate of coiling machine and improving automation

• Main Authors: SHEN YIZHAO, LIU RENPU, LIU YAHUI, WANG DONG, LIAO HANKE, WANG YUQING, ZENG LONGHUA
• Format: Patent
• Language: Chinese; English
• Published: 03.02.2023
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; ROLLING OF METAL; TRANSPORTING

The invention relates to a control method for hot rolling of a coiling machine, in particular to a control method for improving coiling quality of a side guide plate of the coiling machine and improving automation, when the head of strip steel enters the side guide plate, the side guide plate is closed to a first-stage short stroke set opening degree of the head; when the head of the strip steel enters the pinch roll, the side guide plate is closed to the set opening degree of the head secondary short stroke; after the mandrel is tensioned, the side guide plate is closed to the head three-stage short stroke set opening degree, and position control is converted into pressure control; when the distance between the tail part of the strip steel and the pinch roll is X1, the side guide plate is opened to the tail part for a first-stage short stroke; when the distance between the tail part of the strip steel and the front part of the pinch roll is X2, the side guide plate is opened to the tail part second-stage sho