A Study on Strengthening Mechanical Properties of a Punch Mold for Cutting by Using an HWS Powder Material and a DED Semi-AM Method of Metal 3D Printing

Autor: Seong-Woong Choi, Yong-Seok Kim, Young-Jin Yum, Soon-Yong Yang

Publikováno v: Journal of Manufacturing and Materials Processing, Vol 4, Iss 4, p 98 (2020)

The post-processing (punching or trimming) of high-strength parts reinforced by hot stamping requires punch molds with improved mechanical properties in hardness, resistance to wear, and toughness. In this study, a semi-additive manufacturing (semi-A

Externí odkaz: https://doaj.org/article/60bd6d80035049c9a04c2c7f9efee9b4

Additive manufacturing (AM) of piercing punches by the PBF method of metal 3D printing using mold steel powder materials

Autor: Yong Seok Kim, Rui Li, Won Jun Kim, Hoang Van Tho, Young-Jin Yum, Soon Yong Yang

Publikováno v: Journal of Mechanical Science and Technology. 33:809-817

The purpose of this study is to develop additive manufacturing fabrication for high-strength punches. After screening the powder material and the manufacturing method, a solution possessing excellent mechanical properties was selected for manufacturi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1218d511de62c8c3f68efa1aa61290a6
https://doi.org/10.1007/s12206-019-0137-0

A Study on Hydraulic Simulation Analysis of a 7 DOF Dual Arm Machinery

Autor: Seong Woong Choi, Quang Hoan Le, Soon Yong Yang

Publikováno v: 2019 23rd International Conference on Mechatronics Technology (ICMT).

In this paper, we have studied hydraulic system simulation of 7 DOFs dual-arm work machine for disaster response. The hydraulic simulation model is designed using SimulationX to verify the hydraulic power performance of dual arm's operation. Flow rat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1cd664541182cdc258dd89d9377bd2f3
https://doi.org/10.1109/icmect.2019.8932097

A Study on Strengthening Mechanical Properties of a Punch Mold for Cutting by Using an HWS Powder Material and a DED Semi-AM Method of Metal 3D Printing

Autor: Soon-Yong Yang, Seong-Woong Choi, Young-Jin Yum, Yong-Seok Kim

Publikováno v: Journal of Manufacturing and Materials Processing
Volume 4
Issue 4
Journal of Manufacturing and Materials Processing, Vol 4, Iss 98, p 98 (2020)

The post-processing (punching or trimming) of high-strength parts reinforced by hot stamping requires punch molds with improved mechanical properties in hardness, resistance to wear, and toughness. In this study, a semi-additive manufacturing (semi-A

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::898cd9beb5a46067f760e514c740f216
https://doi.org/10.3390/jmmp4040098

Study on Development of Wheelchair Transfer-Storage Mechanism for Car

Autor: Young Man Jeang, Soon Yong Yang, Gu Lim, QuangHoan Le, Yong Seok Kim, Dong Kwan Oh, Chan Ho Yea, Ji Woo Oh

Publikováno v: Transactions of the Korean Society of Mechanical Engineers A. 38:1109-1116

* Dept. of Mechanical Engineering, Ulsan Univ., ** EDEN Motors Co. Ltd., *** YooChang PowerTech Co. Ltd., (Received June 25, 2014 ; Revised July 17, 2014 ; Accepted July 17, 2014)Key Words: Wheelchair Transfer System(휠체어 이송시스템), Wheel

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0100b6060df29e17d52fb381110ef034
https://doi.org/10.3795/ksme-a.2014.38.10.1109