铸铁烘缸附加弯矩条件下反向法兰计算方法研究

打开文本图片集

关键词：铸铁烘缸；反向法兰；附加弯矩

中图分类号：TS734；TH123 文献标识码：A DOI：10.11980/j.issn.0254-508X.2025.11.025

Study on the Calculation Method of Reverse Flanges for Cast Iron Drying Cylinders under AdditionalBendingMomentConditions

LIANG Cunquan LYU Hongyu* （Schoolof Mechanical Engineering， Tianjin University ofScience and Technology，Tianjin，300457） （*E-mail：lhy1995@tust.edu.cn）

Abstract：Duringthperatioofastodgcylders，ueteisteceofsuppoeactifoathdsdditoaling mentsareneatedathoeoetwntedoveadteevesefangecyliderdyraditioallthWaterseodisom monlyemploydforflangecoectiodsign，ettisetoddosn’ttakeitoacontteifueneofteaddioalendingmomtsTs study，basedoeefgelaoesspedinAmandddtrissadrdre factorofditoaledgomestiproehallatiofoulasubseuentlheossofmpredfoulasaf throughfinitentsilatiosultssodtacopoioaldingoetsalufe principal stresses all increased by more than 30% （ SH increased by 32.6% ， SR increased by 40.2% ， and Sr increased by 40.4% ）.The additional bending moments had a significant impact on the safety of the flange connection.

ey words：cast iron drying cylinders；reverse flanges；additional bending moments

铸铁烘缸作为现代造纸工业中的核心设备，其结构安全性和运行可靠性直接影响生产效率和经济效益。（剩余8156字）