1引言造纸行业是我国的基础工业之一,国内纸浆造纸企业数量大、分布广,在整个国民经济中占有重要的地位。在造纸流程中,核心设备为造纸机,它是使纸浆形成纸幅的分部联动的全套设备。造纸机主要包括流浆箱、网部、压榨部、烘干部、压光 1 Introduction The papermaking industry is one of the basic industries in China. The domestic pulp and papermaking enterprises are large in number and widely distributed, occupying an important position in the entire national economy. In the papermaking process, the core equipment is the paper machine, which is a complete set of equipment that allows the division of the pulp into the web. Paper machines mainly include headbox, net department, press department, drying department, calendering