| 摘要 |
The present invention relates to a device for sharpening an elongated cutting blade presenting a sharp edge, wherein it comprises at least one grinding wheel provided at least on the surface with abrasive material, said grinding wheel having a cylindrical body presenting a V-sectioned peripheral groove, said grinding wheel being mounted to rotate freely about an axis contained in a plane generally parallel to the sharp edge of the blade and perpendicular to the median plane of the blade, and said axis being inclined by a predetermined angle with respect to the normal to the median plane of the blade, said sharpening device further comprising means for placing the blade and the grinding wheel in contact and means for relative displacement of the blade and the grinding wheel in a direction parallel to the sharp edge of the blade.
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