JP6671876B2 - 回転速度検出装置付き車輪用軸受装置 - Google Patents
回転速度検出装置付き車輪用軸受装置 Download PDFInfo
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- JP6671876B2 JP6671876B2 JP2015141922A JP2015141922A JP6671876B2 JP 6671876 B2 JP6671876 B2 JP 6671876B2 JP 2015141922 A JP2015141922 A JP 2015141922A JP 2015141922 A JP2015141922 A JP 2015141922A JP 6671876 B2 JP6671876 B2 JP 6671876B2
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Images
Classifications
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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
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
- F16C41/007—Encoders, e.g. parts with a plurality of alternating magnetic poles
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/80—Labyrinth sealings
- F16C33/805—Labyrinth sealings in addition to other sealings, e.g. dirt guards to protect sealings with sealing lips
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
- F16C19/181—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact
- F16C19/183—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles
- F16C19/184—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement
- F16C19/186—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement with three raceways provided integrally on parts other than race rings, e.g. third generation hubs
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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
- F16C2326/00—Articles relating to transporting
- F16C2326/01—Parts of vehicles in general
- F16C2326/02—Wheel hubs or castors
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7869—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward
- F16C33/7879—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a further sealing ring
- F16C33/7883—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a further sealing ring mounted to the inner race and of generally L-shape, the two sealing rings defining a sealing with box-shaped cross-section
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Of Bearings (AREA)
- Rolling Contact Bearings (AREA)
Description
図1は、本発明に係る回転速度検出装置付き車輪用軸受装置の一実施形態を示す縦断面図、図2は、図1のセンサホルダの変形例を示す側面図、図3は、図1の検出部を示す要部拡大図、図4は、図3のセンサホルダの変形例を示す側面図、図5は、図2のセンサホルダの他の変形例を示す要部拡大図である。なお、以下の説明では、車両に組み付けた状態で車両の外側寄りとなる側をアウター側(図1の左側)、中央寄り側をインナー側(図1の右側)という。
1a、2a 内側転走面
1b 小径段部
1c セレーション
2 内輪
3 内方部材
4 転動体
5 外方部材
5a 外側転走面
5b 車体取付フランジ
6 車輪取付フランジ
6a ボルト孔
6b 車輪取付フランジのインナー側の基部
6c リブ
7 保持器
8 アウター側のシール
9 インナー側のシール
10、26 芯金
11、27 シール部材
11a、27a、27b サイドリップ
11b ダストリップ
11c、27c グリースリップ
12、28 センサホルダ
13、29 カバー
13a 嵌合部
13b 鍔部
13c、23a、26a 円筒部
13d、29a 底部
14 保持部
15、31 外側継手部材
16、32 肩部
17 円孔
18 回転速度センサ
19 切欠き部
20 固定用の穴
21 ハーネス
22 ドレーン
23 スリンガ
23b、26b 立板部
24 シール板
25 磁気エンコーダ
30 凹所
50 内輪
51 エンコーダ
52 外方部材
53 センサホルダ
54 回転速度センサ
55 カバー
55a 嵌合部
55b 鍔部
55c 底部
56 シール
57 スリンガ
57a 円筒部
57b 立板部
58 シール板
59 芯金
60 シール部材
60a サイドリップ
60b グリースリップ
60c 中間リップ
61 保持部
62 ハーネス
63 取出し口
64 外側継手部材
65 ドレーン
C1、S 径方向のすきま
C2 軸方向のすきま
α、β 傾斜角
Claims (1)
- 外周にナックルに取り付けられるための車体取付フランジを一体に有し、内周に複列の外側転走面が一体に形成された外方部材と、
一端部に車輪を取り付けるための車輪取付フランジを一体に有し、外周に軸方向に延びる円筒状の小径段部が形成されたハブ輪、およびこのハブ輪の小径段部に圧入された少なくとも一つの内輪からなり、外周に前記複列の外側転走面に対向する内側転走面がそれぞれ形成された内方部材と、
この内方部材および前記外方部材のそれぞれの転走面間に転動自在に収容された複列の転動体と、
前記外方部材と内方部材との間に形成される環状空間の両側開口部に装着されたシールと、
前記内輪に外嵌された磁気エンコーダと、
前記外方部材の端部に装着され、カップ状に形成された鋼板製のカバー、およびこのカバーに固定され、回転速度センサが包埋された合成樹脂製の保持部からなるセンサホルダと、を備え、
前記ハブ輪と、等速自在継手を構成する外側継手部材とが着脱可能に結合されると共に、
前記磁気エンコーダと回転速度センサが軸方向エアギャップを介して対峙された回転速度検出装置付き車輪用軸受装置において、
前記カバーが、前記外方部材の端部に外嵌される円筒状の嵌合部と、径方向内方に延び、外側継手部材の肩部が嵌挿されるための円孔を有する底部と、を備えると共に、前記円孔の内径が前記内輪と磁気エンコーダとの嵌合面よりも大径に設定され、前記カバーの底部の路面垂直方向にドレーンが一対形成されると共に、当該カバーの底部の円孔の路面垂直方向の内縁に凹所が一対形成され、この凹所が前記円孔の円周方向に沿って所定幅の円弧状に形成されていることを特徴とする回転速度検出装置付き車輪用軸受装置。
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JP2017025940A JP2017025940A (ja) | 2017-02-02 |
JP6671876B2 true JP6671876B2 (ja) | 2020-03-25 |
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