Processing method for improving mechanical strength of magnetic shoe

The invention discloses a processing method for improving the mechanical strength of a magnetic shoe, which comprises the following steps of: 1, controlling parameters of a forming process, namely controlling the pressing time of the magnetic shoe to be 90-110s, and controlling the pressure maintain...

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Bibliographische Detailangaben
Hauptverfasser: WU XIANGLIANG, WENG FENGHUA
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a processing method for improving the mechanical strength of a magnetic shoe, which comprises the following steps of: 1, controlling parameters of a forming process, namely controlling the pressing time of the magnetic shoe to be 90-110s, and controlling the pressure maintaining time to be 4-8s; the water absorption vacuum degree is controlled to be 0.03 to 0.05 MPa; step 2, sintering process parameter control: when a magnetic shoe is loaded into a blank, the magnetic shoe is horizontally placed, and the inner arc surface faces downwards; the vehicle entering speed of the kiln is controlled to be 3.5 m/h to 4.5 m/h; and 3, grinding process parameter control is conducted, specifically, the grinding speed is controlled, the output frequency of a grinding wheel driving motor is selected to range from 30 Hz to 40 Hz, and the grinding amount is controlled to be 0.45 mm at the grinding speed of 40 Hz. 本发明公开了一种提升磁瓦机械强度的加工方法,包括以下步骤:步骤一.成型工序参数控制,包括:将磁瓦压制时间控制在90-110s,保压时间控制在4-8s;吸水真空度控制在0.03-0.0