Magnetic powder detection apparatus and detection method for small short-axis workpiece

• Main Authors: Lu Donglei, Gu Bin, Sheng Zhaoxing, Cao Jinlong, Liu Shiyuan
• Format: Patent
• Language: Chinese; English
• Published: 31.08.2016
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention discloses a magnetic powder detection apparatus for a small short-axis workpiece. The magnetic powder detection apparatus comprises a composite magnetization mechanism and a V-shaped supporting tool, wherein the composite magnetization mechanism comprises a clamping part used for clamping the small short-axis workpiece, a circumferential magnetization electrode fixedly connected with the clamping part and used for circumferential magnetization of the small short-axis workpiece, a longitudinal magnetization coil used for longitudinal magnetization of the small short-axis workpiece, and a coil moving part fixedly connected with the longitudinal magnetization coil and used for driving the longitudinal magnetization coil to move. The magnetic powder detection apparatus and detection method provided by the invention can realize composite magnetization of a plurality of small short-axis workpieces in a plurality of directions, shorten detection time of processing enterprises and improve detection effi