FIELD: mechanical engineering. SUBSTANCE: device contains ultrasonic converter and waveguide. The latter is provided with a dressing tool, which has the convex corner positioned at the wave guide axis. The period of converter oscillation is determined from the formula Tp ≅ 2a/Vc where a is the contact length of the tool in the direction of cutting speed Vc. For such a relation dressing is an impacted process providing a brittle failure of abrasive grains and wheel binder. The absence of friction force on the flank of the dressing tool enhances its wear resistance and allows grinding wheels of any diameter to be efficiently dressed under conditions of automatic grinding. EFFECT: enhanced efficiency and wear resistance. 2 dwg, 1 tbl
Title | Year | Author | Number |
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Authors
Dates
2001-06-27—Published
2000-02-09—Filed