JP2006071082A - 板ばね及びその製造方法 - Google Patents
板ばね及びその製造方法 Download PDFInfo
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- JP2006071082A JP2006071082A JP2004258931A JP2004258931A JP2006071082A JP 2006071082 A JP2006071082 A JP 2006071082A JP 2004258931 A JP2004258931 A JP 2004258931A JP 2004258931 A JP2004258931 A JP 2004258931A JP 2006071082 A JP2006071082 A JP 2006071082A
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- leaf spring
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- 238000005480 shot peening Methods 0.000 claims abstract description 22
- 229910000639 Spring steel Inorganic materials 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 37
- 230000006698 induction Effects 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 19
- 238000010791 quenching Methods 0.000 abstract description 30
- 230000000171 quenching effect Effects 0.000 abstract description 30
- 230000007797 corrosion Effects 0.000 abstract description 7
- 238000005260 corrosion Methods 0.000 abstract description 7
- 238000005496 tempering Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 15
- 239000013078 crystal Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 229910001566 austenite Inorganic materials 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 101100043866 Caenorhabditis elegans sup-10 gene Proteins 0.000 description 5
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- 238000009826 distribution Methods 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
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- 230000003111 delayed effect Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 101100381534 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) BEM2 gene Proteins 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910000712 Boron steel Inorganic materials 0.000 description 1
- 229910001065 Chromium-vanadium steel Inorganic materials 0.000 description 1
- 229910000617 Mangalloy Inorganic materials 0.000 description 1
- ASPZZSIEHDYQBN-UHFFFAOYSA-N [B].[Cr].[Mn] Chemical compound [B].[Cr].[Mn] ASPZZSIEHDYQBN-UHFFFAOYSA-N 0.000 description 1
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- 229910052796 boron Inorganic materials 0.000 description 1
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- PYLLWONICXJARP-UHFFFAOYSA-N manganese silicon Chemical compound [Si].[Mn] PYLLWONICXJARP-UHFFFAOYSA-N 0.000 description 1
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- 238000005096 rolling process Methods 0.000 description 1
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- 238000005728 strengthening Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
【解決手段】本発明の板ばねの製造方法は、所定の熱処理が行われたばね鋼からなる板ばね基材に、その使用状態と同じ方向の荷重を加えながら引張応力が作用する側の面に高周波焼入れを施した後、所定温度まで冷却し、その後前記荷重を解除することを特徴とする。また、前記高周波焼入れの後に、高周波焼入れした面に対して所定平均粒径のショットによりショットピーニングを施すことを特徴とする。
【選択図】図2
Description
2 母材部
3 高周波焼入れ層
4 微細粒ピーニング層
10 残留圧縮応力
11 ストレス表面焼入れ残留圧縮応力
12 微細粒ピーニング残留圧縮応力
20 硬度
30 振幅応力疲労限
40 平均応力
50 振幅応力
100 ストレスピーニング残留応力
B ベース
C 水冷手段
F 荷重
H 高周波加熱手段
Claims (6)
- 所定の熱処理が行われたばね鋼からなる板ばね基材に、その使用状態と同じ方向の荷重を加えながら引張応力が作用する側の面に高周波焼入れを施した後、所定温度まで冷却し、その後前記荷重を解除することを特徴とする板ばねの製造方法。
- 前記荷重により略1000MPa近辺の引張応力を与えることを特徴とする請求項1に記載の板ばねの製造方法。
- 前記高周波焼入れは、板ばね厚みの5〜10%以上の深さまで行うことを特徴とする請求項1に記載の板ばねの製造方法。
- 前記高周波焼入れの後に、高周波焼入れした面に対して所定平均粒径のショットによりショットピーニングを施すことを特徴とする請求項1に記載の板ばねの製造方法。
- 前記ショットピーニングは、略0.3〜0.5mm程度の平均粒径のショットを用いることを特徴とする請求項3に記戟の板ばねの製造方法。
- 請求項1乃至5のいずれか1項に記載の製造方法で製造された板ばねであって、
前記高周波焼入れした面の表面から板ばねの厚さの5〜10%以上の深さの範囲に残留圧縮応力が分布し、その残留圧縮応力の最大値が1000MPa以上であることを特徴とする板ばね。
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JP2004258931A JP4488347B2 (ja) | 2004-09-06 | 2004-09-06 | 板ばね及びその製造方法 |
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JP2004258931A JP4488347B2 (ja) | 2004-09-06 | 2004-09-06 | 板ばね及びその製造方法 |
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JP2006071082A true JP2006071082A (ja) | 2006-03-16 |
JP4488347B2 JP4488347B2 (ja) | 2010-06-23 |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2065612A1 (en) | 2007-11-28 | 2009-06-03 | NHK Spring CO., LTD. | Leaf spring material and manufacturing method thereof |
EP2078880A2 (en) | 2007-11-28 | 2009-07-15 | NHK Spring Co., Ltd. | Leaf spring material and manufacturing method thereof |
JP2010185478A (ja) * | 2009-02-10 | 2010-08-26 | Nhk Spring Co Ltd | トーションバーおよびその製造方法 |
JP2010228555A (ja) * | 2009-03-26 | 2010-10-14 | Chuo Spring Co Ltd | 車両用スタビライザとその製造方法 |
CN103358234A (zh) * | 2013-07-19 | 2013-10-23 | 山东海华汽车部件有限公司 | 一种簧片余热应力喷丸工艺 |
JP2015121262A (ja) * | 2013-12-24 | 2015-07-02 | 中央発條株式会社 | 懸架ばね及び懸架ばねの製造方法 |
CN112080624A (zh) * | 2020-09-11 | 2020-12-15 | 无锡伏尔康科技有限公司 | 用于簧片阻尼器的板簧处理方法、装置和设备 |
CN112171191A (zh) * | 2020-09-18 | 2021-01-05 | 河南凯银机械设备科技有限公司 | 汽车板簧短流程加工工艺 |
CN112813232A (zh) * | 2020-12-30 | 2021-05-18 | 浙江伏牛钢板弹簧有限公司 | 一种压延片的淬火工艺及其结构 |
CN113858057A (zh) * | 2021-09-28 | 2021-12-31 | 东风汽车底盘系统有限公司 | 一种钢板弹簧短片快速应力喷丸预压夹具及方法 |
CN114107647A (zh) * | 2021-10-27 | 2022-03-01 | 泰富特钢悬架(成都)有限公司 | 一种50CrVA汽车板簧热处理工艺 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04304971A (ja) * | 1991-03-29 | 1992-10-28 | Morita & Co:Kk | 板ばねの応力発生機 |
JPH05148537A (ja) * | 1991-07-11 | 1993-06-15 | Tougou Seisakusho:Kk | コイルばねの製造方法 |
JPH06256990A (ja) * | 1993-03-05 | 1994-09-13 | Nippon Steel Corp | 懸架用防食ばねの製造方法 |
JP2002275538A (ja) * | 2001-03-15 | 2002-09-25 | Toyota Motor Corp | 鋼材の熱処理方法及び熱処理装置 |
JP2003083376A (ja) * | 2001-09-07 | 2003-03-19 | Mitsui Kinzoku Toryo Kagaku Kk | 板ばね及びその製造方法 |
WO2003055643A1 (fr) * | 2001-12-26 | 2003-07-10 | Nhk Spring Co., Ltd. | Ressort a lames pour vehicule et son procede de fabrication |
JP2004144132A (ja) * | 2002-10-22 | 2004-05-20 | Nhk Spring Co Ltd | 皿ばね及び皿ばねの製造方法 |
-
2004
- 2004-09-06 JP JP2004258931A patent/JP4488347B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04304971A (ja) * | 1991-03-29 | 1992-10-28 | Morita & Co:Kk | 板ばねの応力発生機 |
JPH05148537A (ja) * | 1991-07-11 | 1993-06-15 | Tougou Seisakusho:Kk | コイルばねの製造方法 |
JPH06256990A (ja) * | 1993-03-05 | 1994-09-13 | Nippon Steel Corp | 懸架用防食ばねの製造方法 |
JP2002275538A (ja) * | 2001-03-15 | 2002-09-25 | Toyota Motor Corp | 鋼材の熱処理方法及び熱処理装置 |
JP2003083376A (ja) * | 2001-09-07 | 2003-03-19 | Mitsui Kinzoku Toryo Kagaku Kk | 板ばね及びその製造方法 |
WO2003055643A1 (fr) * | 2001-12-26 | 2003-07-10 | Nhk Spring Co., Ltd. | Ressort a lames pour vehicule et son procede de fabrication |
JP2004144132A (ja) * | 2002-10-22 | 2004-05-20 | Nhk Spring Co Ltd | 皿ばね及び皿ばねの製造方法 |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2065612A1 (en) | 2007-11-28 | 2009-06-03 | NHK Spring CO., LTD. | Leaf spring material and manufacturing method thereof |
EP2078880A2 (en) | 2007-11-28 | 2009-07-15 | NHK Spring Co., Ltd. | Leaf spring material and manufacturing method thereof |
DE102008044191A1 (de) | 2007-11-28 | 2010-06-02 | HORIKIRI, INC., Yachiyo-shi | Blattfedermaterial und Herstellungsverfahren desselben |
JP2010185478A (ja) * | 2009-02-10 | 2010-08-26 | Nhk Spring Co Ltd | トーションバーおよびその製造方法 |
JP2010228555A (ja) * | 2009-03-26 | 2010-10-14 | Chuo Spring Co Ltd | 車両用スタビライザとその製造方法 |
CN103358234A (zh) * | 2013-07-19 | 2013-10-23 | 山东海华汽车部件有限公司 | 一种簧片余热应力喷丸工艺 |
JP2015121262A (ja) * | 2013-12-24 | 2015-07-02 | 中央発條株式会社 | 懸架ばね及び懸架ばねの製造方法 |
WO2015098182A1 (ja) * | 2013-12-24 | 2015-07-02 | 中央発條株式会社 | 懸架ばね及び懸架ばねの製造方法 |
CN112080624A (zh) * | 2020-09-11 | 2020-12-15 | 无锡伏尔康科技有限公司 | 用于簧片阻尼器的板簧处理方法、装置和设备 |
CN112080624B (zh) * | 2020-09-11 | 2022-04-19 | 无锡伏尔康科技有限公司 | 用于簧片阻尼器的板簧处理方法、装置和设备 |
CN112171191A (zh) * | 2020-09-18 | 2021-01-05 | 河南凯银机械设备科技有限公司 | 汽车板簧短流程加工工艺 |
CN112813232A (zh) * | 2020-12-30 | 2021-05-18 | 浙江伏牛钢板弹簧有限公司 | 一种压延片的淬火工艺及其结构 |
CN113858057A (zh) * | 2021-09-28 | 2021-12-31 | 东风汽车底盘系统有限公司 | 一种钢板弹簧短片快速应力喷丸预压夹具及方法 |
CN113858057B (zh) * | 2021-09-28 | 2023-08-15 | 东风汽车底盘系统有限公司 | 一种钢板弹簧短片快速应力喷丸预压夹具及方法 |
CN114107647A (zh) * | 2021-10-27 | 2022-03-01 | 泰富特钢悬架(成都)有限公司 | 一种50CrVA汽车板簧热处理工艺 |
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