SKF 轴承基础课程.pdf

Bearing BasicsBearing Basics An introduction to SKF bearing technology Bearings are machine elements Bearings are designed to reduce friction carry loads guide moving parts Bearing history - a never-ending story 1794 1100 B.C. 40 A.D. 3500 B.C. 1995 The story of SKF 1907 Sven Wingquist invented the self-aligning ball bearing Aktiebloaget Svenska Kullagerfabriken (SKF) founded in Gothenburg 1910 Sales offices opened in France and Germany 1911 SKF patented the spherical roller bearing The first SKF maufacturing plant outside Sweden started operations at Luton in England 1913 Half the shares of Norma Compagnie GmbH, Bad Cannstatt, Germany, were acquired by SKF 1916 The first American factory was built 1920 SKF produced the first spherical roller bearings 1996 SKF is the world leader in bearings, has some 80 manufacturing facilities worldwide a