JP2021032268A - ハブユニット軸受用内輪の製造方法 - Google Patents
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
- F16C19/383—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
- F16C19/385—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings
- F16C19/386—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings in O-arrangement
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- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
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- B23B5/02—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning hubs or brake drums
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/003—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass bearings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/001—Hubs with roller-bearings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/0078—Hubs characterised by the fixation of bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/60—Raceways; Race rings divided or split, e.g. comprising two juxtaposed rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/64—Special methods of manufacture
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/063—Fixing them on the shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/24—Hard, i.e. after being hardened
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2220/00—Shaping
- F16C2220/60—Shaping by removing material, e.g. machining
- F16C2220/62—Shaping by removing material, e.g. machining by turning, boring, drilling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2223/00—Surface treatments; Hardening; Coating
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- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
- F16C2326/01—Parts of vehicles in general
- F16C2326/02—Wheel hubs or castors
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Abstract
【解決手段】ハブユニット軸受用内輪の製造方法は、大鍔部13の表面のうち、軸方向外側面である軌道側側面18から外周面17を経て軸方向内側面である反軌道側側面19までの連続した範囲を形成すべき箇所に旋削用取り代35を有し、かつ、該旋削用取り代35の肉厚が、反軌道側面取り部21を含む部分である対象部分を形成すべき箇所において他の箇所よりも大きくなっている、内輪素材33を得る工程と、内輪素材33の全体に熱処理を施す工程と、熱処理が施された後の内輪素材33の旋削用取り代35を旋削加工により除去する工程とを含む。
【選択図】図4
Description
本発明のハブユニット軸受用内輪の製造方法では、前記大鍔部の表面のうち、軸方向外側面から外周面を経て軸方向内側面までの連続した範囲を形成すべき箇所に、旋削用取り代を有し、かつ、該旋削用取り代の肉厚が、前記軌道側面取り部と前記反軌道側面取り部とのうちの少なくとも一方を含む部分である対象部分を形成すべき箇所において他の箇所よりも大きくなっている、内輪素材を得る工程と、前記内輪素材の全体に熱処理を施す工程と、前記熱処理が施された後の前記内輪素材の前記旋削用取り代を旋削加工により除去する工程とを含む。
実施の形態の第1例について、図1〜図5を用いて説明する。
まず、本例の製造対象となる内輪10aを含んで構成されるハブユニット軸受1の構造について、図1〜図3を用いて説明する。ハブユニット軸受1は、従動輪用であり、使用時にも回転しない外輪2と、使用時に車輪とともに回転するハブ3と、それぞれが転動体である複数個の円すいころ4とを備える。
次に、図4及び図5を参照して、ハブユニット軸受1を構成する軸方向内側の内輪10aの製造方法について説明する。本例の内輪10aの製造方法は、第1工程と、第2工程と、第3工程とを備える。
実施の形態の第2例について、図6及び図7を用いて説明する。
その他の構成及び作用効果は、実施の形態の第1例と同じである。
実施の形態の第3例について、図8を用いて説明する。
その他の構成及び作用効果は、実施の形態の第1例と同じである。
また、本発明の製造対象となる内輪を含むハブユニット軸受は、駆動輪用であっても良い。
2 外輪
3 ハブ
4 円すいころ
5 外輪軌道
6 静止フランジ
7 内輪軌道
8 回転フランジ
9、9a ハブ輪
10a、10b 内輪
11、11a 嵌合面部
12、12a 段差面
13、13a 大鍔部
14 小鍔部
15 大径側側面
16 小径側側面
17、17a 外周面
18 軌道側側面
19 反軌道側側面
20 軌道側面取り部
21 反軌道側面取り部
22 逃げ溝
23 軌道側側面
24 逃げ溝
25 かしめ部
26 保持器
27 内部空間
28 組み合わせシールリング
29 シールリング
30 キャップ
31 エンコーダ
32 被検出面
33、33a、33b 内輪素材
34、34a、34b 大鍔部中間体
35、35a 旋削用取り代
36、36a、36b、36c 厚肉部
37 端部
38 中間部
Claims (3)
- 外周面の軸方向中間部に形成された、軸方向内側に向かうほど外径寸法が大きくなる方向に傾斜した円すい凸面状の内輪軌道と、該内輪軌道に対して軸方向内側に隣接する軸方向内側端部から径方向外方に突出した大鍔部と、前記大鍔部の外周面と該大鍔部の軸方向外側面との接続部に形成された軌道側面取り部と、前記大鍔部の外周面と該大鍔部の軸方向内側面との接続部に形成された反軌道側面取り部とを有し、ハブユニット軸受の組立状態で、車輪が結合固定されるハブ輪に外嵌され、かつ、該ハブ輪の軸方向内側端部を径方向外方に塑性変形させることにより形成されたかしめ部により軸方向内側面を抑え付けられる、ハブユニット軸受用内輪の製造方法であって、
前記大鍔部の表面のうち、軸方向外側面から外周面を経て軸方向内側面までの連続した範囲を形成すべき箇所に、旋削用取り代を有し、かつ、該旋削用取り代の肉厚が、前記軌道側面取り部と前記反軌道側面取り部とのうちの少なくとも一方を含む部分である対象部分を形成すべき箇所において他の箇所よりも大きくなっている、内輪素材を得る工程と、
前記内輪素材の全体に熱処理を施す工程と、
前記熱処理が施された後の前記内輪素材の前記旋削用取り代を旋削加工により除去する工程と、を含む、
ハブユニット軸受用内輪の製造方法。 - 前記内輪素材を得る工程において、前記旋削用取り代の外径寸法を、前記対象部分を形成すべき箇所で軸方向に隣接する箇所よりも大きくする、
請求項1に記載のハブユニット軸受用内輪の製造方法。 - 前記対象部分の外径寸法を、前記大鍔部の外周面の軸方向中間部の外径寸法よりも小さくする、
請求項1又は2に記載のハブユニット軸受用内輪の製造方法。
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JP2019150195A JP7367379B2 (ja) | 2019-08-20 | 2019-08-20 | ハブユニット軸受用内輪の製造方法 |
DE102020210446.8A DE102020210446A1 (de) | 2019-08-20 | 2020-08-18 | Verfahren zum Herstellen eines Innenrings für ein Nabeneinheit-Lager |
CN202010831150.2A CN112412972B (zh) | 2019-08-20 | 2020-08-18 | 轮毂单元轴承用内圈的制造方法 |
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CN114857178A (zh) * | 2022-03-19 | 2022-08-05 | 海宁奥通汽车零件有限公司 | 一种轮毂轴承及制造工艺 |
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JP2005140181A (ja) * | 2003-11-05 | 2005-06-02 | Ntn Corp | 車輪用軸受装置 |
JP2011163454A (ja) * | 2010-02-10 | 2011-08-25 | Ntn Corp | 車輪用軸受装置 |
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JP4812376B2 (ja) * | 2005-09-09 | 2011-11-09 | Ntn株式会社 | 車輪用軸受装置の製造方法 |
JP2015028372A (ja) * | 2013-07-31 | 2015-02-12 | 日本精工株式会社 | 車輪支持用転がり軸受ユニット |
JP6171741B2 (ja) * | 2013-09-03 | 2017-08-02 | 日本精工株式会社 | 車輪支持用転がり軸受ユニットの製造方法及び車輪支持用転がり軸受ユニット用ハブの製造方法 |
CN203717637U (zh) * | 2014-02-13 | 2014-07-16 | 日本精工株式会社 | 车轮支承用滚动轴承单元 |
KR101573023B1 (ko) * | 2014-04-23 | 2015-11-30 | 주식회사 일진글로벌 | 구동 휠 베어링 및 그 제조방법 |
JP6422669B2 (ja) * | 2014-05-26 | 2018-11-14 | Ntn株式会社 | 車輪軸受装置 |
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JP2005140181A (ja) * | 2003-11-05 | 2005-06-02 | Ntn Corp | 車輪用軸受装置 |
JP2011163454A (ja) * | 2010-02-10 | 2011-08-25 | Ntn Corp | 車輪用軸受装置 |
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CN114857178A (zh) * | 2022-03-19 | 2022-08-05 | 海宁奥通汽车零件有限公司 | 一种轮毂轴承及制造工艺 |
CN114857178B (zh) * | 2022-03-19 | 2024-01-05 | 海宁奥通汽车零件有限公司 | 一种轮毂轴承及制造工艺 |
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DE102020210446A1 (de) | 2021-02-25 |
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CN112412972B (zh) | 2024-06-18 |
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