一般，调节托辊升降在卷制钢板之前。卷制过程中，如果需调节托辊升降，则需

In general, the adjustment roller rolled steel plate prior to lifting. Rolling process, if the roller to be adjusted down, the need to lift the roller. When not pressed steel or roll on the rollers, roller adjustment movements. Roller adjustment amount is generally controlled to ± 1.9, i.e. -38≤H≤38. The coiling machine has five sets of rollers, the intermediate roller adjustment amount is generally more. Little more adjustment roller on both sides. It does not occur in the rolled cylinder drum and roll goods or waist straight bus bar prevail.

Generally, adjust the roller lift before rolling steel plate. During the rolling process, if the roller lift needs to be adjusted, the roll needs to be lifted. Do not adjust the roller lift when the roller is pressed against the steel plate or the lower roller. The adjustment amount of the roller is generally controlled at .9, i.e. -38 to H.38. The roll machine has 5 sets of rollers, the general intermediate roller adjustment amount more. The two-sided roller adjustment is less. The roll body does not appear waist drum or waist and roll product bus line straight. ...

Generally, adjust the lifting of idler before rolling steel plate. In the rolling process, if it is necessary to adjust the lifting and lowering of the idler, it is necessary to lift the upper roller. When the upper roller presses the steel plate or the lower roller, the lifting of the supporting roller shall not be adjusted. The adjustment amount of idler is generally controlled at ± 1.9, i.e. - 38 ≤ h ≤ 38. The rolling machine has 5 groups of idlers, and the adjustment amount of the intermediate idlers is generally more. The adjustment amount of roller on both sides is less. It shall be subject to the fact that the rolled barrel does not have waist drum or waist and the rolled product bus is straight.<br>