Optimization Method of Tool Parameters and Cutting Parameters Considering Dynamic Change of Performance Indicators

Area of Science:

• Manufacturing Engineering
• Materials Science
• Mechanical Engineering

Background:

• Metal cutting tool performance varies significantly with different parameter combinations.
• Performance indicators change dynamically throughout the cutting process stages.
• A comprehensive evaluation method is needed to assess these dynamic changes.

Purpose of the Study:

• To comprehensively evaluate tool and cutting parameters in metal cutting.
• To optimize parameters for high processing efficiency and extended tool life.
• To identify the best parameter matching combination for specific performance indicators.

Main Methods:

• Utilized a dynamic evaluation method considering performance indicator changes at each stage.
• Employed tool wear rate and material removal rate as key performance indicators.
• Applied a gain horizontal excitation-based dynamic comprehensive evaluation for optimization.

Main Results:

• Identified optimal parameters for titanium alloy side milling using an end milling cutter.
• Determined specific values for rake angle (8°), cutting speed (37.68 m/min), and cutting width (0.2 mm).
• Found optimal clearance angle (9°), helix angle (30°), feed per tooth (0.15 mm/z), and cutting depth (2.5 mm).

Conclusions:

• The dynamic comprehensive evaluation method effectively optimizes cutting parameters.
• The identified parameter combination significantly improves tool wear rate and material removal rate.
• This approach provides a pathway to achieving superior performance in metal cutting processes.