Research and development of a self-centering clamping device for deep-water multifunctional pipeline repair machinery
نویسندگان
چکیده
منابع مشابه
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Research on Three-point Centering Device of Cylindrical Drill Pipe
In the process of tightening up and screwing off the iron roughneck, it is required that the center of clamping pliers and the center of drill pipe are coincident, so as to avoid the damage of the circular guide in clamping system, and to ensure the iron roughneck work normally. While the traditional method of centering is artificial in iron roughneck, its precision is low, so it is easy to dam...
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ژورنال
عنوان ژورنال: Natural Gas Industry B
سال: 2016
ISSN: 2352-8540
DOI: 10.1016/j.ngib.2015.12.012