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볼스크류 선회형 가공장비의 설계 및 해석에 관한 연구

A Study on the Analysis and Design for a Ball Screw Whirling Machine

Journal of the Korean Society for Precision Engineering 2017;34(3):173-178.
Published online: March 1, 2017

1 창원대학교 기계공학부

1 School of Mechanical Engineering, Changwon National University

#E-mail: cmlee@changwon.ac.kr, TEL: +82-55-215-3622, FAX: +82-55-267-1160
• Received: December 29, 2016   • Accepted: February 1, 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

Citations to this article as recorded by  Crossref logo
  • Heat Generation Characteristics of Whirling Spindle for Ball Screw Machining
    Hong-Man Moon, Sang-Won Kim, Ho-In Jeong, Choon-Man Lee
    Journal of the Korean Society of Manufacturing Process Engineers.2020; 19(10): 44.     CrossRef

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A Study on the Analysis and Design for a Ball Screw Whirling Machine
J. Korean Soc. Precis. Eng.. 2017;34(3):173-178.   Published online March 1, 2017
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A Study on the Analysis and Design for a Ball Screw Whirling Machine
J. Korean Soc. Precis. Eng.. 2017;34(3):173-178.   Published online March 1, 2017
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A Study on the Analysis and Design for a Ball Screw Whirling Machine
Image Image Image Image Image Image Image Image Image
Fig. 1 The schematic of whirling process
Fig. 2 Whirling module
Fig. 3 Finite elements model of the whirling module
Fig. 4 Analysis results of case 3
Fig. 5 The schematic of the test bench
Fig. 6 Finite elements model of the test bench
Fig. 7 Structural analysis results of the test bench at 2,500 rpm
Fig. 8 Thermal analysis results of the whirling module at 2,500 rpm
Fig. 9 Thermal analysis results of the whirling module with a cooling jacket at 2,500 rpm
A Study on the Analysis and Design for a Ball Screw Whirling Machine

Mechanical properties of whirling module

Material SCM415
Young’s modulus (GPa) 205
Poisson’s ratio 0.3
Density (kg/m3) 7700

Analysis results of the whirling module according to thickness

No. Thickness
[mm]
Deformation
[μm]
Stress
[MPa]
Case 1 24.5 0.84 5.58
Case 2 26.5 1.00 5.67
Case 3 27.0 0.71 6.00
Case 4 28.5 1.11 6.55
Case 5 30.0 0.94 7.38

Results of test bench according to rotation speed

Rotation speed
[Rpm]
Deformation
[μm]
Stress
[MPa]
500 0.6 2
1,000 1.1 4
1,500 2.1 9
2,000 3.5 16
2,500 5.4 25

Thermal analysis results according to rotation speed

Rotation speed
[rpm]
Thermal
deformation
[μm]
Temperature
[ºC]
500 0.3 22.1
1,000 2.6 23.0
1,500 8.8 25.3
2,000 20.7 29.8
2,500 40.3 37.3

Thermal analysis results according to rotational speed

Rotational speed
[rpm]
Thermal
deformation
[μm]
Temperature
[ºC]
500 0.9 22.3
1,000 1.8 22.7
1,500 2.7 23.0
2,000 3.7 23.4
2,500 4.6 23.7
Table 1 Mechanical properties of whirling module
Table 2 Analysis results of the whirling module according to thickness
Table 3 Results of test bench according to rotation speed
Table 4 Thermal analysis results according to rotation speed
Table 5 Thermal analysis results according to rotational speed