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모터입력전압 변화에 따른 백래시 비율의 영향 변화

The Change of the Influence of Backlash Ratio according to the Change of Motor Input Voltage

Journal of the Korean Society for Precision Engineering 2017;34(11):771-779.
Published online: November 1, 2017

1 LIG넥스원 기계연구소

1 Mechanical Engineering R&D Lab, LIG Nex1 Co., Ltd.

#E-mail: drbaek100@naver.com, TEL: +82-31-8026-4840, FAX: +82-31-8026-7084
• Received: July 24, 2017   • Revised: September 6, 2017   • Accepted: October 10, 2017

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Citations

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  • Frequency Analysis of the Servo System with Three-Stage Reducer considering the Backlash Ratios and Motor Input Voltage
    Joo Hyun Baek, Tae Young Chun, Jong Geun Jeon, Young Hwan Jo
    Journal of the Korean Society for Precision Engineering.2021; 38(9): 691.     CrossRef
  • Backlash Compensation for Accurate Control of Biopsy Needle Manipulators having Long Cable Transmission
    Gun Rae Cho, Seong-Tae Kim, Jung Kim
    International Journal of Precision Engineering and Manufacturing.2018; 19(5): 675.     CrossRef
  • A Review of Recent Advances in Design Optimization of Gearbox
    Zhen Qin, Yu-Ting Wu, Sung-Ki Lyu
    International Journal of Precision Engineering and Manufacturing.2018; 19(11): 1753.     CrossRef

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The Change of the Influence of Backlash Ratio according to the Change of Motor Input Voltage
J. Korean Soc. Precis. Eng.. 2017;34(11):771-779.   Published online November 1, 2017
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The Change of the Influence of Backlash Ratio according to the Change of Motor Input Voltage
J. Korean Soc. Precis. Eng.. 2017;34(11):771-779.   Published online November 1, 2017
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The Change of the Influence of Backlash Ratio according to the Change of Motor Input Voltage
Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 The constitution diagram
Fig. 2 The structure and model of ADSS with a two-stage gear reducer
Fig. 3 The structure and model of EDSS with a two-stage gear reducer6
Fig. 4 Block diagram6
Fig. 5 The Bode diagram (Vo/Vi) of ADSS according to the change of backlash ratio when Vi is 1.46 Vpk
Fig. 6 The change of anti-resonance & resonance frequency of ADSS according to the backlash ratio when the input voltage Vi is between 0.97 Vpk and 3.41 Vpk
Fig. 7 The change of anti-resonance & resonance frequency of ADSS according to the backlash ratio when the input voltage Vi is between 0.73 Vpk and 0.93 Vpk
Fig. 8 The change of anti-resonance & resonance frequency ADSS according to the backlash ratio when the input voltage Vi is between 0. 73 Vpk and 4.36 Vpk
Fig. 9 The change of anti-resonance & resonance frequency of EDSS according to the backlash ratio when the input voltage Vi is between 0.97 Vpk and 3.41 Vpk
Fig. 10 The change of anti-resonance & resonance frequency of EDSS according to the backlash ratio when the input voltage Vi is between 4.36 Vpk and 12.17 Vpk
Fig. 11 The change of anti-resonance & resonance frequency EDSS according to the backlash ratio when the input voltage Vi is between 0.97 Vpk and 12.17 Vpk
The Change of the Influence of Backlash Ratio according to the Change of Motor Input Voltage

Specifications for considered systems

Parameter Unit ADSS EDSS
N 1 - 5.94 6.41
k g1 (N·m/rad) 3.40E4 4.74E4
J g1 (kg·m2) 2.34E-5 3.69E-5
k s1 (N·m/rad) 22.8 1.54E2
J s1 (kg·m2) 8.30E-8 2.04E-7
J p2 (kg·m2) 2.21E-7 4.84E-7
Nr, N2 - 10.5 7.75
k 2 (N·m/rad) 2.59E3 2.54E5
JL (kg·m2) 2.46E-2 1.44E-2
Tf,L (N·m) 7.0E-3 7.1E-3
bt (Degree) 0.066 0.276
La (H) 8.50E-4
Rm (Ω) 4.1
kb (V·s/rad) 3.44E-2
kt (N·m/A) 3.49E-2
Jm (kg·m2) 8.60E-6
Tf,m (N·m) 1.40E-2
ka - 4.11
kts (V·s/rad) 8.60E-2
Bm (N·m/(rad/s)) 1.6E-4
Gf(s) - 723439 s 2 + 1710 s + 723439

Simulation results of ADSS according to the change of backlash ratio when Vi is 1.46 Vpk

Backlash ratio
(%)
b1
(°)
b2
(°)
Anti-Resonance
(dB/Hz)
Resonance
(dB/Hz)
0 0 0.066 -41.3 / 38.0 8.5 / 59.5
50 0.346 0.033 -28.8 / 40.5 10.7 / 62.5
100 0.693 0 -24.1 / 42.5 10.3 / 64.0
Table 1 Specifications for considered systems
Table 2 Simulation results of ADSS according to the change of backlash ratio when Vi is 1.46 Vpk