Processing Optimization for Halbach Array Magnetic Field-Assisted Magnetic Abrasive Particles Polishing of Titanium...

Area of Science:

• Materials Science
• Manufacturing Engineering
• Surface Engineering

Background:

• Titanium alloys require advanced polishing to minimize surface defects and extend product lifespan.
• Traditional polishing methods may not adequately address surface imperfections in titanium alloys.
• Improving surface finish is crucial for the durability and performance of titanium alloy products.

Purpose of the Study:

• To investigate the Halbach array-assisted magnetic abrasive particle polishing method for titanium alloy.
• To analyze the relationship between polishing parameters, shear force, and surface roughness.
• To determine optimal polishing parameters for enhanced titanium alloy surface finishing.

Main Methods:

• Simulation and verification of magnetic field strength distribution for the Halbach array.
• Experimental polishing tests to study shear force, surface roughness, and morphology.
• Development of a response surface model to identify optimal polishing parameters.

Main Results:

• The Halbach array's magnetic field characteristics were simulated and verified.
• Polishing tests revealed the interplay between shear force, surface roughness, and polishing time.
• Optimal parameters yielded a maximum shear force of 6.11 N and a minimum surface roughness (Sa) of 88 nm.

Conclusions:

• The Halbach array-assisted magnetic abrasive particle polishing method effectively improves titanium alloy surface quality.
• Optimized parameters (e.g., tool speed, working gap, abrasive size) are crucial for achieving desired surface finish.
• This advanced polishing technique offers a viable solution for extending the service life of titanium alloy components.