Positioning of Coiling Tool in 1-Finger System with Coiling Mandrel
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- TSUSHIMA Kazunori
- Faculty of Science and Technology Keio University
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- KUNO Takahiko
- Faculty of Science and Technology Keio University
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- SAITO Kunishige
- NHK Spring Co., Ltd.
Bibliographic Information
- Other Title
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- 心金付一本ピンコイリングにおける工具配置と製品形状
- ココロ カネツケ イッポン ピン コイリング ニ オケル コウグ ハイチ ト
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Description
The summary of the results is shown below.<br>(1) Experimental values agree well with the theoretical results on the assumption that the wire forming curve to helical springs consists of straight line and circular arc.<br>(2) It is desirable to move coiling point in the direction of a fixed angle, because it is obtained in 1-finger system that the angle between wire guide groove line and the line from wire guide outlet to coiling point is constant independent of spring index.<br>(3) When coiling point is moved parallel along the axis of mandrel, the required winding pitch is obtained. But spring index (D/d) is invariable within the limits of this experiment (D/d=7-17) even if the winding pitch is varied in the above-mentioned method.
Journal
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- Transactions of Japan Society of Spring Engineers
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Transactions of Japan Society of Spring Engineers 1983 (28), 72-80, 1983-03-31
Japan Society of Spring Engineers
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Details 詳細情報について
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- CRID
- 1390282680191906048
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- NII Article ID
- 130003705025
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- NII Book ID
- AN00205485
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- ISSN
- 13481479
- 03856917
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- NDL BIB ID
- 2575723
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- Data Source
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- JaLC
- NDL Search
- Crossref
- CiNii Articles
- OpenAIRE
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- Abstract License Flag
- Disallowed