• High Power Laser and Particle Beams
  • Vol. 32, Issue 3, 032005 (2020)
Liangjie Kuang1, Qilong Pang1、*, Mingjun Chen2, Luqiang Ma1, and Youlin Xu1
Author Affiliations
  • 1College of Mechatronics Engineering, Nanjing Forestry University, Nanjing 210037, China
  • 2Center for Precision Engineering, Harbin Institute of Technology, Harbin 150001, China
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    DOI: 10.11884/HPLPB202032.190262 Cite this Article
    Liangjie Kuang, Qilong Pang, Mingjun Chen, Luqiang Ma, Youlin Xu. Research on influence of cutting parameters on frequency characteristics of KDP surface topography[J]. High Power Laser and Particle Beams, 2020, 32(3): 032005 Copy Citation Text show less
    Crystal surface and contour at different cutting depth measured by a white light interferometer
    Fig. 1. Crystal surface and contour at different cutting depth measured by a white light interferometer
    Crystal surface and contour at different feed rate measured by a white light interferometer
    Fig. 2. Crystal surface and contour at different feed rate measured by a white light interferometer
    Crystal surface and contour at different spindle speed measured by a white light interferometer
    Fig. 3. Crystal surface and contour at different spindle speed measured by a white light interferometer
    Results of PSD at different depth of cut
    Fig. 4. Results of PSD at different depth of cut
    Results of PSD at different feed rate
    Fig. 5. Results of PSD at different feed rate
    Results of PSD at different spindle speed
    Fig. 6. Results of PSD at different spindle speed
    Comparison of surface profile and actual frequency characteristics at different depth of cut
    Fig. 7. Comparison of surface profile and actual frequency characteristics at different depth of cut
    Comparison of surface profile and actual frequency characteristics at different feed rate
    Fig. 8. Comparison of surface profile and actual frequency characteristics at different feed rate
    Comparison of surface profile and actual frequency characteristics at different spindle speed
    Fig. 9. Comparison of surface profile and actual frequency characteristics at different spindle speed
    nose radius r/mm edge radius rn/nm rake angle γ0/(°) clearance angle α0/(°)
    3.215009
    Table 1. Parameters of diamond turning tool
    No.(group)spindle speed n/(r/min) feed rate f /(μm/r) depth of cut ap/μm RMS of contour Rq/nm
    140010317
    635
    937
    23008315
    1224
    1827
    350010525
    40024
    30026
    Table 2. Cutting parameters and RMS of contour
    frequency f/μm−1size L/μm number Nwaviness central frequency fsmexihat central frequency fcsampling period Δscale a
    low0.005 63602560.015 80.251.41211.209 3
    0.008 40.023 77.472 9
    mid0.011 20.031 25.674 8
    0.013 80.038 84.563 2
    high0.027 70.077 92.272 8
    Table 3. Scale a and its parameters of calculations
    Liangjie Kuang, Qilong Pang, Mingjun Chen, Luqiang Ma, Youlin Xu. Research on influence of cutting parameters on frequency characteristics of KDP surface topography[J]. High Power Laser and Particle Beams, 2020, 32(3): 032005
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