Adaptive Control of Pressure Difference in Abrasive Flow Machining for Inner Hole with High Depth/Diameter Ratio
2024

Improving Surface Quality in Abrasive Flow Machining

publication 10 minutes Evidence: high

Author Information

Author(s): Cai Yaojie, Qian Panyu, Wen Donghui, Jin Guixiang, Jin Mingsheng, Yuan Qiaoling, Zhang Li

Primary Institution: Zhejiang University of Technology

Hypothesis

Can an adaptive control strategy for pressure difference improve surface quality in abrasive flow machining of inner holes with high depth/diameter ratios?

Conclusion

The adaptive control strategy significantly improved surface quality and uniformity in abrasive flow machining.

Supporting Evidence

  • The non-uniformity in surface roughness after control was 59.1% lower compared to pre-control conditions.
  • Processing efficiency was notably enhanced after implementing the adaptive control strategy.
  • Experimental results demonstrated improved machining consistency with the adaptive control method.

Takeaway

This study found a way to make the inside of holes smoother by controlling the pressure of the liquid used in the machining process.

Methodology

The study used numerical simulations and experimental tests to evaluate the effects of pressure differences on surface quality.

Limitations

The study primarily focused on pressure differences and did not explore other potential factors affecting surface quality.

Digital Object Identifier (DOI)

10.3390/ma17246123

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