前辊筒便向调整螺杆方向移动，使辊距增大而避免炼胶机辊筒或机架的损坏，起到安全的作用。
Before the rollers and adjust to screw so that the roll from the direction and avoid refined rubber machine increases the damage of the frame rollers or act as a security role.
涂刷：施工前应充分搅拌，可用水稀释。使用辊筒、刷子、喷枪施工1至2遍。
Brushing: stir before construction can be diluted with water. With roller, brush, spray gun construction 1 to 2 times.
皮带驱动辊筒前安装有皮带清洁刮板，清除粘结于皮带上的原煤。
This shall erect bell cleanup scrapper in front of belt-drive roller, so that this clean up crude coal adhered onto belt.
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