US 12,083,645 B2
Magnetic field-assisted vibratory finishing device for minute structure and finishing method
Yebing Tian, Zibo (CN); Zenghua Fan, Zibo (CN); Qiang Zhou, Zibo (CN); and Cheng Qian, Zibo (CN)
Assigned to Shandong University of Technology, Zibo (CN)
Filed by Shandong University of Technology, Zibo (CN)
Filed on Aug. 2, 2021, as Appl. No. 17/391,210.
Claims priority of application No. 202011022513.4 (CN), filed on Sep. 25, 2020.
Prior Publication US 2022/0097194 A1, Mar. 31, 2022
Int. Cl. B24B 1/00 (2006.01); B24B 1/04 (2006.01); B24B 41/02 (2006.01); B24B 41/04 (2006.01)
CPC B24B 1/005 (2013.01) [B24B 1/04 (2013.01); B24B 41/02 (2013.01); B24B 41/04 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A magnetic field-assisted vibratory finishing device for a minute structure, the magnetic field-assisted vibratory finishing device comprising:
a rotating shaft;
a workpiece clamping device;
a magnetic field generating device;
a vibration assisting device;
a three-axis precision displacement platform; and
a base;
wherein, the magnetic field generating device comprises:
a baffle plate;
magnetic bars, comprising N poles and S poles;
a magnetic-pole groove;
hexagon bolts and nuts;
wherein the vibration assisting device comprises:
a housing;
guide fixing rods;
a vibration motor;
a vibration connecting plate; and
compression springs;
wherein:
the baffle plate is connected to the magnetic-pole groove by a clearance fit;
the magnetic-pole groove with the magnetic bars is fixedly connected to the vibration connecting plate through the hexagon bolts and the nuts;
the vibration connecting plate is provided on the guide fixing rods each of which is mounted with a corresponding one of the compression springs;
the vibration motor is provided inside the housing, wherein the housing is fixed on the three-axis precision displacement platform; and
one end of the workpiece clamping device is configured to be connected to a part to be processed and another end of the workpiece clamping device is connected to the rotating shaft.