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로봇용 복합 유성기어 감속기 개발과 동력계를 이용한 성능평가

이재홍1, * , 홍준기1, * , 우수호1,2, * , 이순걸1,2,#orcid

Development of a Compound Planetary Gearbox for Robot and Performance Evaluation Using Dynamometer

Journal of the Korean Society for Precision Engineering 2024;41(3):163-168.
Published online: March 1, 2024

1 경희대학교 대학원 기계공학과

2 경희대학교 기계공학과 및 프런티어 융합

1 Department of Mechanical Engineering, Graduate School, Kyung Hee University

2 Department of Mechanical Engineering and Integrated Education Institute for Frontier Science and Technology, Kyung Hee University

#E-mail: sglee@khu.ac.kr, TEL: +82-31-201-2506

*These authors contributed equally to this work

• Received: August 31, 2023   • Revised: November 28, 2023   • Accepted: December 11, 2023

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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  • Three-dimensional reconstruction of gearbox from multi-view point clouds with surface feature parfameter measurement method
    Jian Chen, Zhijia Zhang, Guanghui Liu, Dejian Li, Qiushuang Li
    Engineering Research Express.2025; 7(4): 045253.     CrossRef

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Development of a Compound Planetary Gearbox for Robot and Performance Evaluation Using Dynamometer
J. Korean Soc. Precis. Eng.. 2024;41(3):163-168.   Published online March 1, 2024
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Development of a Compound Planetary Gearbox for Robot and Performance Evaluation Using Dynamometer
J. Korean Soc. Precis. Eng.. 2024;41(3):163-168.   Published online March 1, 2024
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Development of a Compound Planetary Gearbox for Robot and Performance Evaluation Using Dynamometer
Image Image Image Image Image Image
Fig. 1 Compound planetary gearbox diagram
Fig. 2 Structure of compound planetary gearbox
Fig. 3 Assembly diagram of dynamometer
Fig. 4 Actual dynamometer model
Fig. 5 Assembly diagram of jig
Fig. 6 Actual test jig model
Development of a Compound Planetary Gearbox for Robot and Performance Evaluation Using Dynamometer

Specification of compound planetary gearbox teeth

Division S P 1 R 1 P 2 R 2 Module Gear ratio
(Theoretical)
Model 1 14 28 70 23 65 1 52
Model 2 16 80 176 64 160 0.5 100
Model 3 19 50 119 46 115 0.8 151

Specification of dynamometer and jig

Test equipment Model name Quantity
Servo motor MSMF042L1S2 400 W
FMACN04-AB00
2
BLDC motor EC-i Φ40 mm brushless 100 W 1
Torque meter SNC-50 kgf·cm, TRA-5K (Input shaft)
SA-50 kgf·m, TRA-10K (Output shaft)
4
Powder break PRB-20Y4 Type, NRT-PBY 100 N 2
Encoder sensor INC-15-100-171001-SSI1-AC1-12AN, ERN 120 5000 (25pi, 38pi) 1
Noise meter SV971A, 378B02 2
Data acquisition device NI USB-6210, LMS SCADAS Mobile, RASdeltaFE08 3

Gearbox dynamometer measurement results

Division Gear ratio
(Theoretical)
Result Advanced gearbox
(Japan/HDS)
Volume per output [mm3/W] 52 1,306.66 1,425
100 663.14
151 902.34
Weight per output [g/W] 52 4.23 2.55
100 3.79
151 5.00
Efficiency [%] 52 73.3 80
100 83.2
151 50.1
Gear ratio [ratio] 52 52 50-200 : 1
100 100
151 154
Noise [dB] 52 - 75
100 61.5
151 75.1

Gearbox measurement results using jig

Division Gear ratio
(Theoretical)
Result Advanced gearbox
(Japan/HDS)
Gearbox transmission [arc min] 52 6.11 1-2
100 4.29
151 0.10
Backlash [arc sec] 52 43.2 5-60
100 298.8
151 15.6
Reverse drive [N m] 52 1 11
100 1
151 8
Table 1 Specification of compound planetary gearbox teeth
Table 2 Specification of dynamometer and jig
Table 3 Gearbox dynamometer measurement results
Table 4 Gearbox measurement results using jig