• Title/Summary/Keyword: Back Taper Pin

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Development of Side Forming Technology for the Tooth Part Using B.T.Pin in Cold Forming Process (B.T.Pin을 이용한 치형부품의 측면 냉간성형공법 개발)

  • Lee, J.S.;Park, S.J.;Kim, B.M.;Kim, D.H.
    • Transactions of Materials Processing
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    • v.26 no.2
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    • pp.95-100
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    • 2017
  • In this study, the method of process design for side forming of a tooth part used for a component of automobile transmission was suggested using FE-simulations. To develop the side forming for the tooth part, in this paper, the shape factors of B.T.Pin was considered as design parameters. The shape factors of B.T.Pin were selected to be the round of pin, reinforced angle and reinforced length. Based on FE simulation results, appropriate shape factor without causing any defects was selected. In addition, to increase the strength of pin, the combination of shape factor having minimum stress after side forming was selected using FE-simulation. In addition, with design of a die set, cold side forming of the tooth part was experimented to estimate effectiveness of the designed B.T.Pin. From experiments, it was found that the tooth part with complete formation of the tooth was obtained without making any forming defects and punch fracture.