山西科技
山西科技
산서과기
SHANXI KEJI
2011年
5期
109-110
,共2页
熊世伟%张程霖%杜伟%杨梅
熊世偉%張程霖%杜偉%楊梅
웅세위%장정림%두위%양매
采煤机%外牵引%连接螺栓
採煤機%外牽引%連接螺栓
채매궤%외견인%련접라전
coal-winning machine%haulage bar%connecting bolt
通过对采煤机外牵引顶部连接螺栓处结构的改进,避免了因内螺纹失效而导致外牵引的损坏;增加了主机架刚性,消除螺栓所受剪切力;加大螺栓连接板的焊接范围,防止焊缝撕裂。
通過對採煤機外牽引頂部連接螺栓處結構的改進,避免瞭因內螺紋失效而導緻外牽引的損壞;增加瞭主機架剛性,消除螺栓所受剪切力;加大螺栓連接闆的銲接範圍,防止銲縫撕裂。
통과대채매궤외견인정부련접라전처결구적개진,피면료인내라문실효이도치외견인적손배;증가료주궤가강성,소제라전소수전절력;가대라전련접판적한접범위,방지한봉시렬。
By changing the structure of haulage bar top connecting bolt of coal-winning machines,damage of haulage bar,caused by failure of inside screw thread will be avoided;rigidity of the main frame will be enforced and blade load on the bolt will be eliminated;welding ranges of bolt connecting board will be enlarged,preventing soldering laceration.
