文章摘要
卜长根,王成彪.矿用牙轮钻头球齿干涉原因分析[J].地质与勘探,2000,(6):79-81
矿用牙轮钻头球齿干涉原因分析
ANALYSIS OF BUTTON-LIKE INSERTS INTERFERING FACTOR IN TRI-CONE BIT
  
DOI:
中文关键词: 牙轮钻头 轴线偏斜 球齿干涉 滚动轴承 牙爪
英文关键词: tri-cone bit,axis translation and slant,button-like inserts interfering
基金项目:
卜长根  王成彪
中国地质大学,北京
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中文摘要:
      分析了牙轮钻头安装和磨损间附引起牙轮相对牙爪轴线的平移和倾斜对相邻锥体上球齿间隙的影响,通过计算,当牙轮、牙爪轴线轴向、径向平移使球齿的趋近量有4抵消的趋势,而滚柱轴承磨损量大于径向滑动轴承时磨损量时,引起牙轮、牙爪轴线相对偏斜,使大端径向球齿趋近量增大,是发生球齿干涉的主要原因。
英文摘要:
      The paper analyses the effect of translation and offset angle of the cone axis to shaft one on the gap variation between two ring-button, which position on two cones. It is calculated that the offset angle between two axes makes near variation in the big part of cone, which result in the button-like inserts intruding one other.
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