Skip to main navigation Skip to main content
  • E-Submission

JKSPE : Journal of the Korean Society for Precision Engineering

OPEN ACCESS
ABOUT
BROWSE ARTICLES
EDITORIAL POLICIES
FOR CONTRIBUTORS
REGULAR

공작기계의 공작물 장착과 탈착을 위한 4축 스카라형 로봇 설계

Design of 4-Axis Scara-Type Robot for Attaching and Detaching Workpieces of Machine Tools

Journal of the Korean Society for Precision Engineering 2021;38(5):351-358.
Published online: May 1, 2021

1 경상대학교 대학원 제어계측공학과

2 경상대학교 제어계측공학과

1 Department of Control & Instrumentation Engineering, Graduate School, Gyeongsang National University

2 Department of Control & Instrumentation Engineering, ERI, Gyeongsang National University

#E-mail: gskim@gnu.ac.kr, TEL: +82-55-772-1745
• Received: January 25, 2021   • Revised: March 2, 2021   • Accepted: March 12, 2021

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.

  • 7 Views
  • 0 Download
  • 2 Crossref
  • 2 Scopus
prev next

Citations

Citations to this article as recorded by  Crossref logo
  • Design and develop a robot arm to automatically feed workpieces for laser engraving machines
    Trung Xuan, Duy Anh
    FME Transactions.2024; 52(4): 671.     CrossRef
  • 5-Axis Robot Design for Loading and Unloading Workpieces
    Han-Sol Kim, Gab-Soon Kim
    International Journal of Precision Engineering and Manufacturing.2023; 24(12): 2279.     CrossRef

Download Citation

Download a citation file in RIS format that can be imported by all major citation management software, including EndNote, ProCite, RefWorks, and Reference Manager.

Format:

Include:

Design of 4-Axis Scara-Type Robot for Attaching and Detaching Workpieces of Machine Tools
J. Korean Soc. Precis. Eng.. 2021;38(5):351-358.   Published online May 1, 2021
Download Citation

Download a citation file in RIS format that can be imported by all major citation management software, including EndNote, ProCite, RefWorks, and Reference Manager.

Format:
Include:
Design of 4-Axis Scara-Type Robot for Attaching and Detaching Workpieces of Machine Tools
J. Korean Soc. Precis. Eng.. 2021;38(5):351-358.   Published online May 1, 2021
Close

Figure

  • 0
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
Design of 4-Axis Scara-Type Robot for Attaching and Detaching Workpieces of Machine Tools
Image Image Image Image Image Image Image Image Image Image Image Image
Fig. 1 Structure of 4-axis SCARA-type robot
Fig. 2 Use principle of the 4-axis SCARA-type robot for machine tools
Fig. 3 Structural analysis result of 4-axis SCARS-type robot
Fig. 4 Displacement and stress of link 1 obtained from structural analysis
Fig. 5 Displacement and stress of link 2 obtained from structural analysis
Fig. 6 Displacement and stress of elbow 1 obtained from structural analysis
Fig. 7 Displacement and stress of elbow 2 obtained from structural analysis
Fig. 8 Designed 3D modeling and size of robot parts
Fig. 9 Manufactured robot parts
Fig. 10 Manufactured 4-axis SCARA-type robot
Fig. 11 Simulation result of the manufactured 4-axis SCARA-type robot
Fig. 12 Characteristic test of manufactured 4-axis SCARA-type robot
Design of 4-Axis Scara-Type Robot for Attaching and Detaching Workpieces of Machine Tools

The specification of joint 1-3 motors

Motor Model Power
[W]
No. of re.
[rpm]
Reduc.
Ratio
Torque
[Nm]
Mass
[kg]
1 MR32 0.5 250 100 : 1 180 7.3
2 MR32 0.5 250 100 : 1 180 7.3
3 MR20 0.3 300 100 : 1 53 2.7

Displacement of the end points (① and ②) of the center line of the workpiece obtained from structural analysis

Measuring point Direction Measured value [μm]
x 2.5
y -92.7
z 7.3
x 26.3
y -66.5
z 0.5

Displacement and stress of link 1 part obtained from structural analysis

Direction Displacement
[μm]
Stress
[MPa]
Start P. End P. Min. Max.
x 0.29 4.06 -0.40 -2.01
y -1.23 -13.7 0.11 -0.72
z -0.02 0.08 0.05 -1.31

Displacement and stress of link 2 part obtained from structural analysis

Direction Displacement
[μm]
Stress
[MPa]
Start P. End P. Min. Max.
x -7.51 -9.14 -0.46 0.57
y -28.72 -46.19 -0.11 0.31
z 0.18 0.11 -0.09 0.28

Displacement and stress of elbow 1 part obtained from structural analysis

Direction Displacement
[μm]
Stress
[MPa]
Start P. End P. Min. Max.
x 3.12 4.62 0.01 -0.12
y -13.60 -26.01 -0.01 0.01
z 0.11 0.21 -0.01 0.04

Displacement and stress of elbow 2 part obtained from structural analysis

Direction Displacement
[μm]
Stress
[MPa]
Start P. End P. Min. Max.
x -3.19 3.39 -0.06 0.01
y -47.09 -58.59 -0.02 0.01
z 0.32 0.44 -0.05 0.01
Table 1 The specification of joint 1-3 motors
Table 2 Displacement of the end points (① and ②) of the center line of the workpiece obtained from structural analysis
Table 3 Displacement and stress of link 1 part obtained from structural analysis
Table 4 Displacement and stress of link 2 part obtained from structural analysis
Table 5 Displacement and stress of elbow 1 part obtained from structural analysis
Table 6 Displacement and stress of elbow 2 part obtained from structural analysis