CN104810704B - 槽型换向片冷镦工艺 - Google Patents
槽型换向片冷镦工艺 Download PDFInfo
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- CN104810704B CN104810704B CN201510196635.8A CN201510196635A CN104810704B CN 104810704 B CN104810704 B CN 104810704B CN 201510196635 A CN201510196635 A CN 201510196635A CN 104810704 B CN104810704 B CN 104810704B
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CN201510196635.8A CN104810704B (zh) | 2015-04-24 | 2015-04-24 | 槽型换向片冷镦工艺 |
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CN104810704A CN104810704A (zh) | 2015-07-29 |
CN104810704B true CN104810704B (zh) | 2017-01-11 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102684025A (zh) * | 2011-03-09 | 2012-09-19 | 苏州工业园区安固电器有限公司 | 一种双金属换向片及其加工工艺 |
CN103227403A (zh) * | 2013-02-07 | 2013-07-31 | 宁波胜克换向器有限公司 | 一种升高台型换向器的换向片加工方法及其换向器加工方法 |
CN103457135A (zh) * | 2013-09-03 | 2013-12-18 | 瑞安市博宇电器有限公司 | 换向器压制模具 |
CN103618186A (zh) * | 2013-11-15 | 2014-03-05 | 浙江长城换向器有限公司 | 轻量高速式槽型换向器的制造方法及其产品 |
CN203645112U (zh) * | 2013-12-26 | 2014-06-11 | 瑞安市德雅电子有限公司 | 槽型换向器铜排毛坯 |
CN104158055A (zh) * | 2014-07-31 | 2014-11-19 | 瑞安市恒丰机电有限公司 | 换向器的加工方法 |
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- 2015-04-24 CN CN201510196635.8A patent/CN104810704B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102684025A (zh) * | 2011-03-09 | 2012-09-19 | 苏州工业园区安固电器有限公司 | 一种双金属换向片及其加工工艺 |
CN103227403A (zh) * | 2013-02-07 | 2013-07-31 | 宁波胜克换向器有限公司 | 一种升高台型换向器的换向片加工方法及其换向器加工方法 |
CN103457135A (zh) * | 2013-09-03 | 2013-12-18 | 瑞安市博宇电器有限公司 | 换向器压制模具 |
CN103618186A (zh) * | 2013-11-15 | 2014-03-05 | 浙江长城换向器有限公司 | 轻量高速式槽型换向器的制造方法及其产品 |
CN203645112U (zh) * | 2013-12-26 | 2014-06-11 | 瑞安市德雅电子有限公司 | 槽型换向器铜排毛坯 |
CN104158055A (zh) * | 2014-07-31 | 2014-11-19 | 瑞安市恒丰机电有限公司 | 换向器的加工方法 |
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CN104810704A (zh) | 2015-07-29 |
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Denomination of invention: Cold heading process of grooved commutator Effective date of registration: 20220119 Granted publication date: 20170111 Pledgee: Wenzhou Financing Guarantee Co.,Ltd. Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd. Registration number: Y2022990000043 |
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Denomination of invention: Cold Heading Process for Slot Type Reversing Plate Effective date of registration: 20230922 Granted publication date: 20170111 Pledgee: Industrial Bank Co.,Ltd. Wenzhou Ruian sub branch Pledgor: ZHEJIANG DONGRUI MACHINERY INDUSTRY Co.,Ltd. Registration number: Y2023980058126 |