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1.目前，有相当一部分PE400×600颚式破碎机排矿口仍然采用升降斜铁来调整。如果以其作为350mmx350mm的第一段破碎主机，则时常会发生调整座I：滑道面冲裂而倾翻的事故、经过分析发现主要是由于机架上的上滑道过窄且与调整座上滑道面接触面过小造成冲击强度不够所致。为此，笔
1. At present, a considerable portion of PE400 × 600 jaw crusher discharge mouth is still used to adjust the lifting ramp. If it is used as the first section of 350mmx350mm broken host, it will often happen to adjust the seat I: the ramp slide and tipping accident, after analysis found mainly due to the rack on the slide too narrow and adjust the seat Slippery surface contact area is too small, resulting in insufficient impact strength. To this end, pen