JP2018155321A - 固定式等速自在継手 - Google Patents
固定式等速自在継手 Download PDFInfo
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- JP2018155321A JP2018155321A JP2017052663A JP2017052663A JP2018155321A JP 2018155321 A JP2018155321 A JP 2018155321A JP 2017052663 A JP2017052663 A JP 2017052663A JP 2017052663 A JP2017052663 A JP 2017052663A JP 2018155321 A JP2018155321 A JP 2018155321A
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- JP
- Japan
- Prior art keywords
- joint member
- constant velocity
- velocity universal
- peripheral surface
- universal joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 60
- 230000004323 axial length Effects 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009194 climbing Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- F16D2003/22303—Details of ball cages
-
- 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
- F16D2003/22309—Details of grooves
-
- 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
-
- 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)
- Rolling Contact Bearings (AREA)
- Motor Power Transmission Devices (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
Description
(2)内輪トラック長さ(内側継手部材のトラック溝の軸方向長さ)WI・TRUCK:厳密には、内側継手部材32のトラック溝32eとボール33との接点軌跡の軸方向長さであるが、本明細書では、内側継手部材32の球面状の外周面32dの軸方向長さ、すなわち、外周面32dの軸方向両端から内径側に延びる端面間の軸方向距離のことを言う。
(3)内輪幅(内側継手部材の軸方向幅)WI:内側継手部材32の最大軸方向寸法であり、図示例では、内側継手部材32の円筒部32aの両端面間の軸方向距離である。
(4)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を通り、軸線と直交する平面)におけるトラック溝32eの溝底とスプライン穴32cのピッチ円との半径方向距離である。
(5)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32のスプライン穴32cと中間シャフト4のスプライン46との噛み合いピッチ円の直径である。
(6)外輪外径DO:外側継手部材31の最大外径である。
(7)継手中心〜外輪開口端面長さW1O:継手中心O(f)と外側継手部材31のマウス部31aの開口側端面(インボード側の端面)との軸方向距離である。
(8)保持器肉厚TC:保持器34の継手中心平面Pにおける半径方向の肉厚である。
(9)保持器幅WC:保持器34の最大軸方向寸法であり、図示例では保持器34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
31d トラック溝
32 内側継手部材
32c スプライン穴
32e トラック溝
33 ボール
34 保持器
34a ポケット
4 中間シャフト
D31c 外側継手部材の内周面の開口端における直径
D34b 保持器を軸方向から見たときのポケットの周方向中央部における外径
O 継手中心
Q 外側継手部材の内周面を奥側に延長した仮想球面
Claims (4)
- 軸方向一方が開口したカップ状のマウス部を有し、球面状の内周面に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8本のトラック溝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複数のボールと、前記ボールを収容する複数のポケットを有し、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た固定式等速自在継手であって、
前記外側継手部材の内周面の開口端における直径が、前記保持器を軸方向から見たときのポケットの周方向中央部における外径よりも大きく、
前記外側継手部材のマウス部の底面が、前記外側継手部材の内周面を奥側に延長した仮想球面と干渉する位置に設けられた固定式等速自在継手。 - 後輪用ドライブシャフト専用である請求項1に記載の固定式等速自在継手。
- 最大作動角が20°以下である請求項1又は2に記載の固定式等速自在継手。
- 前記外側継手部材のトラック溝の曲率中心と前記内側継手部材のトラック溝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している請求項1〜3の何れか1項に記載の固定式等速自在継手。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017052663A JP6863785B2 (ja) | 2017-03-17 | 2017-03-17 | 固定式等速自在継手 |
| EP18767389.2A EP3597950A4 (en) | 2017-03-17 | 2018-03-08 | FIXED TYPE HOMOKINETIC JOINT |
| PCT/JP2018/008981 WO2018168642A1 (ja) | 2017-03-17 | 2018-03-08 | 固定式等速自在継手 |
| US16/494,372 US11359676B2 (en) | 2017-03-17 | 2018-03-08 | Fixed-type constant velocity universal joint |
| CN201880018839.4A CN110431323B (zh) | 2017-03-17 | 2018-03-08 | 固定式等速万向联轴器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017052663A JP6863785B2 (ja) | 2017-03-17 | 2017-03-17 | 固定式等速自在継手 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018155321A true JP2018155321A (ja) | 2018-10-04 |
| JP6863785B2 JP6863785B2 (ja) | 2021-04-21 |
Family
ID=63522947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017052663A Active JP6863785B2 (ja) | 2017-03-17 | 2017-03-17 | 固定式等速自在継手 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11359676B2 (ja) |
| EP (1) | EP3597950A4 (ja) |
| JP (1) | JP6863785B2 (ja) |
| CN (1) | CN110431323B (ja) |
| WO (1) | WO2018168642A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020139600A (ja) * | 2019-03-01 | 2020-09-03 | 日立オートモティブシステムズ株式会社 | プロペラシャフト |
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 (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03113124A (ja) * | 1989-09-27 | 1991-05-14 | Toyoda Mach Works Ltd | 等速ジョイント |
| JP2006242264A (ja) * | 2005-03-02 | 2006-09-14 | Ntn Corp | 固定型等速自在継手及びその製造方法 |
| JP2007078124A (ja) * | 2005-09-15 | 2007-03-29 | Ntn Corp | 固定式等速自在継手 |
| JP2007120615A (ja) * | 2005-10-27 | 2007-05-17 | Ntn Corp | 固定式等速自在継手 |
| JP2007120546A (ja) * | 2005-10-25 | 2007-05-17 | Ntn Corp | 固定式等速自在継手とその組立方法 |
| JP2012233550A (ja) * | 2011-05-09 | 2012-11-29 | Jtekt Corp | ボール型等速ジョイント |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3460107B2 (ja) | 1996-05-28 | 2003-10-27 | Ntn株式会社 | 等速自在継手 |
| EP0802341B2 (en) * | 1995-12-26 | 2010-04-28 | Ntn Corporation | Constant velocity universal coupling |
| DE19831011C1 (de) * | 1998-07-10 | 2000-03-16 | Gkn Loebro Gmbh | Gleichlauffestgelenk mit einem axial montierbaren Käfig |
| JP5964030B2 (ja) * | 2011-11-11 | 2016-08-03 | Ntn株式会社 | 固定式等速自在継手 |
| JP6114644B2 (ja) | 2013-06-26 | 2017-04-12 | Ntn株式会社 | 固定式等速自在継手 |
| JP2017020543A (ja) * | 2015-07-08 | 2017-01-26 | Ntn株式会社 | 固定式等速自在継手 |
| JP6546066B2 (ja) * | 2015-10-27 | 2019-07-17 | Ntn株式会社 | 固定式等速自在継手及び車輪用軸受装置 |
-
2017
- 2017-03-17 JP JP2017052663A patent/JP6863785B2/ja active Active
-
2018
- 2018-03-08 US US16/494,372 patent/US11359676B2/en active Active
- 2018-03-08 WO PCT/JP2018/008981 patent/WO2018168642A1/ja not_active Ceased
- 2018-03-08 EP EP18767389.2A patent/EP3597950A4/en active Pending
- 2018-03-08 CN CN201880018839.4A patent/CN110431323B/zh active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03113124A (ja) * | 1989-09-27 | 1991-05-14 | Toyoda Mach Works Ltd | 等速ジョイント |
| JP2006242264A (ja) * | 2005-03-02 | 2006-09-14 | Ntn Corp | 固定型等速自在継手及びその製造方法 |
| JP2007078124A (ja) * | 2005-09-15 | 2007-03-29 | Ntn Corp | 固定式等速自在継手 |
| JP2007120546A (ja) * | 2005-10-25 | 2007-05-17 | Ntn Corp | 固定式等速自在継手とその組立方法 |
| JP2007120615A (ja) * | 2005-10-27 | 2007-05-17 | Ntn Corp | 固定式等速自在継手 |
| JP2012233550A (ja) * | 2011-05-09 | 2012-11-29 | Jtekt Corp | ボール型等速ジョイント |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020139600A (ja) * | 2019-03-01 | 2020-09-03 | 日立オートモティブシステムズ株式会社 | プロペラシャフト |
| WO2020179318A1 (ja) * | 2019-03-01 | 2020-09-10 | 日立オートモティブシステムズ株式会社 | プロペラシャフト |
| JP7058622B2 (ja) | 2019-03-01 | 2022-04-22 | 日立Astemo株式会社 | プロペラシャフト |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018168642A1 (ja) | 2018-09-20 |
| JP6863785B2 (ja) | 2021-04-21 |
| EP3597950A1 (en) | 2020-01-22 |
| US11359676B2 (en) | 2022-06-14 |
| CN110431323A (zh) | 2019-11-08 |
| EP3597950A4 (en) | 2020-12-16 |
| US20200018357A1 (en) | 2020-01-16 |
| CN110431323B (zh) | 2022-07-15 |
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