JP7292008B2 - 後輪用ドライブシャフト専用の摺動式等速自在継手 - Google Patents
後輪用ドライブシャフト専用の摺動式等速自在継手 Download PDFInfo
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- JP7292008B2 JP7292008B2 JP2018037352A JP2018037352A JP7292008B2 JP 7292008 B2 JP7292008 B2 JP 7292008B2 JP 2018037352 A JP2018037352 A JP 2018037352A JP 2018037352 A JP2018037352 A JP 2018037352A JP 7292008 B2 JP7292008 B2 JP 7292008B2
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- Prior art keywords
- joint member
- ball
- constant velocity
- velocity universal
- peripheral surface
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/20—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members
- F16D3/22—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts
- F16D3/223—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts
- F16D3/226—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts the groove centre-lines in each coupling part lying on a cylinder co-axial with the respective coupling part
- F16D3/227—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts the groove centre-lines in each coupling part lying on a cylinder co-axial with the respective coupling part the joints being telescopic
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/20—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members
- F16D3/22—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts
- F16D3/223—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts
- F16D3/224—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts the groove centre-lines in each coupling part lying on a sphere
- F16D3/2245—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts the groove centre-lines in each coupling part lying on a sphere where the groove centres are offset from the joint centre
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/20—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members
- F16D3/22—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts
- F16D3/223—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts
- F16D2003/22313—Details of the inner part of the core or means for attachment of the core on the shaft
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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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S464/00—Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts
- Y10S464/904—Homokinetic coupling
- Y10S464/906—Torque transmitted via radially spaced balls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Description
(2)内輪幅(内側継手部材の軸方向幅)WI:内側継手部材22の最大軸方向寸法であり、図示例では内側継手部材22の両端面間の軸方向距離である。
(3)内輪肉厚(内側継手部材の半径方向の肉厚)TI:継手中心平面P{継手中心O(s)を通り、軸線と直交する平面}におけるトラック溝22eの溝底とスプライン穴22cのピッチ円との半径方向距離である。尚、図示例では、内側継手部材の半径方向の肉厚が軸方向で一定となっている。
(4)スプラインPCD(内側継手部材のスプライン穴のピッチ円径)PCDSPL:内側継手部材22のスプライン穴22cと中間シャフト4のスプライン46(図2参照)との噛み合いピッチ円の直径である。
(5)外輪外径DO:外側継手部材21の最大外径である。
(6)保持器幅WC:保持器24の最大軸方向寸法であり、図示例では保持器24の両端面間の軸方向距離である。
2 摺動式等速自在継手
21 外側継手部材
22 内側継手部材
23 ボール
24 保持器
3 固定式等速自在継手
31 外側継手部材
32 内側継手部材
33 ボール
34 保持器
4 中間シャフト
E エンジン
G デファレンシャルギヤ
M トランスミッション
PS プロペラシャフト
W 車輪
Claims (3)
- 後輪用ドライブシャフト専用の摺動式等速自在継手であって、
円筒状の内周面に軸方向に延びる8本のトラック溝が形成された外側継手部材と、球面状の外周面に軸方向に延びる8本のトラック溝が形成され、軸心にスプライン穴が形成された内側継手部材と、前記外側継手部材のトラック溝と前記内側継手部材のトラック溝とで形成されるボールトラックに配された8個のボールと、前記ボールを収容する8個のポケットを有し、前記外側継手部材の内周面及び前記内側継手部材の外周面に摺接する保持器とを備え、
前記保持器の外周面に設けられた球面部の曲率中心と前記保持器の内周面に設けられた球面部の曲率中心とがそれぞれ継手中心に対して軸方向反対側に等距離だけオフセットされ、
最大作動角が20°以下であり、
前記ボールのピッチ円径PCDBALLと前記ボールの直径DBALLとの比PCDBALL/DBALLが3.3~3.6であり、
前記内側継手部材のトラック溝の溝底と前記スプライン穴のピッチ円との半径方向距離TIと前記ボールの直径DBALLとの比TI/DBALLが0.30~0.45であり、
前記保持器の軸方向幅W C と前記ボールの直径D BALL との比W C /D BALL が1.8~2.0である摺動式等速自在継手。 - 前記内側継手部材のスプライン穴のピッチ円径PCDSPLと前記ボールの直径DBALLとの比PCDSPL/DBALLが1.70~1.85である請求項1に記載の摺動式等速自在継手。
- 前記外側継手部材の外径DOと前記内側継手部材のスプライン穴のピッチ円径PCDSPLとの比DO/PCDSPLが2.7~3.0である請求項1又は2に記載の摺動式等速自在継手。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/008949 WO2018168631A1 (ja) | 2017-03-17 | 2018-03-08 | 後輪用ドライブシャフトに用いられる摺動式等速自在継手 |
CN201880018890.5A CN110431324B (zh) | 2017-03-17 | 2018-03-08 | 用于后轮用驱动轴的滑动式等速万向联轴器 |
US16/494,393 US11359677B2 (en) | 2017-03-17 | 2018-03-08 | Plunging type constant velocity universal joint for rear-wheel drive shaft |
EP18767261.3A EP3597952A4 (en) | 2017-03-17 | 2018-03-08 | CONTINUOUS SWIVEL JOINT FOR REAR WHEEL DRIVE SHAFT |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017052646 | 2017-03-17 | ||
JP2017052646 | 2017-03-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018155404A JP2018155404A (ja) | 2018-10-04 |
JP7292008B2 true JP7292008B2 (ja) | 2023-06-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2018037352A Active JP7292008B2 (ja) | 2017-03-17 | 2018-03-02 | 後輪用ドライブシャフト専用の摺動式等速自在継手 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11359677B2 (ja) |
EP (1) | EP3597952A4 (ja) |
JP (1) | JP7292008B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7412099B2 (ja) * | 2019-07-05 | 2024-01-12 | Ntn株式会社 | 動力伝達機構及び車両 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009250342A (ja) | 2008-04-04 | 2009-10-29 | Ntn Corp | 等速自在継手 |
JP2012526959A (ja) | 2009-05-13 | 2012-11-01 | ジーケーエヌ・ドライブライン・ノースアメリカ・インコーポレーテッド | プランジング・クロストラック等速ジョイント |
JP5226657B2 (ja) | 2009-12-28 | 2013-07-03 | ヤフー株式会社 | 商品関連情報を提供するサーバ、方法及びシステム |
JP2013189995A (ja) | 2012-03-12 | 2013-09-26 | Showa Corp | 等速ジョイント |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA930562A (en) | 1969-12-11 | 1973-07-24 | G. Fisher Leslie | Universal joints |
JPS5226657Y1 (ja) * | 1975-02-19 | 1977-06-17 | ||
JPS5226657A (en) | 1975-08-26 | 1977-02-28 | Tsukishima Kikai Co Ltd | Horizontally rotating disc type filtering device |
JP3859295B2 (ja) | 1996-06-28 | 2006-12-20 | Ntn株式会社 | 摺動型等速自在継手 |
JP2007032648A (ja) * | 2005-07-25 | 2007-02-08 | Ntn Corp | 高角固定式等速自在継手 |
JP5872150B2 (ja) | 2010-11-01 | 2016-03-01 | Ntn株式会社 | 後輪用ドライブシャフト |
CN105452694B (zh) | 2013-08-09 | 2018-08-28 | 现代威亚株式会社 | 用于车辆的滑动球笼式等速万向节 |
US11835096B2 (en) * | 2018-04-24 | 2023-12-05 | Ntn Corporation | Plunging type constant velocity universal joint for propeller shaft |
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2018
- 2018-03-02 JP JP2018037352A patent/JP7292008B2/ja active Active
- 2018-03-08 EP EP18767261.3A patent/EP3597952A4/en active Pending
- 2018-03-08 US US16/494,393 patent/US11359677B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009250342A (ja) | 2008-04-04 | 2009-10-29 | Ntn Corp | 等速自在継手 |
JP2012526959A (ja) | 2009-05-13 | 2012-11-01 | ジーケーエヌ・ドライブライン・ノースアメリカ・インコーポレーテッド | プランジング・クロストラック等速ジョイント |
JP5226657B2 (ja) | 2009-12-28 | 2013-07-03 | ヤフー株式会社 | 商品関連情報を提供するサーバ、方法及びシステム |
JP2013189995A (ja) | 2012-03-12 | 2013-09-26 | Showa Corp | 等速ジョイント |
Also Published As
Publication number | Publication date |
---|---|
JP2018155404A (ja) | 2018-10-04 |
US20200240476A1 (en) | 2020-07-30 |
US11359677B2 (en) | 2022-06-14 |
EP3597952A4 (en) | 2020-12-09 |
EP3597952A1 (en) | 2020-01-22 |
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