JP7075879B2 - 等速ジョイント - Google Patents
等速ジョイント Download PDFInfo
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- JP7075879B2 JP7075879B2 JP2018246530A JP2018246530A JP7075879B2 JP 7075879 B2 JP7075879 B2 JP 7075879B2 JP 2018246530 A JP2018246530 A JP 2018246530A JP 2018246530 A JP2018246530 A JP 2018246530A JP 7075879 B2 JP7075879 B2 JP 7075879B2
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- Prior art keywords
- arc
- transmission shaft
- constant velocity
- roller
- velocity 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.)
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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
- F16D3/202—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 one coupling part having radially projecting pins, e.g. tripod joints
-
- 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
- F16D3/202—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 one coupling part having radially projecting pins, e.g. tripod joints
- F16D3/205—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 one coupling part having radially projecting pins, e.g. tripod joints the pins extending radially outwardly from the coupling part
- F16D3/2055—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 one coupling part having radially projecting pins, e.g. tripod joints the pins extending radially outwardly from the coupling part having three pins, i.e. true tripod joints
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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
- F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
- F16C13/006—Guiding rollers, wheels or the like, formed by or on the outer element of a single bearing or bearing unit, e.g. two adjacent bearings, whose ratio of length to diameter is generally less than one
-
- 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
- F16D3/26—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
- F16D3/30—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected in which the coupling is specially adapted to constant velocity-ratio
-
- 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
- F16C19/22—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
- F16C19/44—Needle bearings
- F16C19/46—Needle bearings with one row or needles
- F16C19/463—Needle bearings with one row or needles consisting of needle rollers held in a cage, i.e. subunit without race rings
-
- 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
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
- F16C23/08—Ball or roller bearings self-adjusting
-
- 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
- F16C33/605—Raceways; Race rings divided or split, e.g. comprising two juxtaposed rings with a separate retaining member, e.g. flange, shoulder, guide ring, secured to a race ring, adjacent to the race surface, so as to abut the end of the rolling elements, e.g. rollers, or the cage
-
- 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
- F16D3/202—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 one coupling part having radially projecting pins, e.g. tripod joints
- F16D2003/2026—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 one coupling part having radially projecting pins, e.g. tripod joints with trunnion rings, i.e. with tripod joints having rollers supported by a ring on the trunnion
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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
- Y10S464/905—Torque transmitted via radially extending pin
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Friction Gearing (AREA)
- Rolling Contact Bearings (AREA)
Description
互いに所定間隔で離間し且つ長手方向に沿って延在する複数個の案内溝が内方側壁に形成されたカップ部を有し、前記第1伝達軸に連結されるアウタ部材と、
円環状部から前記案内溝に指向して突出した保持部を有し、前記第2伝達軸に連結されて前記カップ部の内部に挿入されるインナ部材と、
前記保持部に回転可能に装着されるとともに、内側ローラと、転動部材を介して前記内側ローラの外方に装着された外側ローラとを有するローラ組立体と、
を具備し、
前記保持部は、前記円環状部側の基端部と、前記円環状部から離間する側の先端部とを有し、
前記保持部に、前記内側ローラの内周壁に対して当接する接触部位と、離間する非接触部位とがそれぞれ複数個設けられ、且つ接触部位と非接触部位とが交互に配置され、
前記接触部位は、少なくとも、仮想接線が前記案内溝の長手方向と平行となる平行部位と、該接触部位における仮想接線が前記案内溝の長手方向に対して直交する直交部位であり、
前記保持部の、前記基端部から前記円環状部に向かう方向を軸線方向、該軸線方向に直交する方向を水平方向とするとき、前記保持部の中心と、前記直交部位とを通る前記保持部の側方断面に、前記水平方向に最も突出した頂部を含む第1円弧部と、前記第1円弧部の前記先端部側に連なり且つ前記内側ローラから離間するように湾曲するとともに、該第1円弧部に比して半径が小さな第2円弧部とが、前記直交部位の前記軸線方向途中に形成され、
前記第1円弧部が、前記頂部よりも前記基端部側及び前記先端部側が前記内側ローラから離間するように湾曲し、
前記第1円弧部の半径中心と、前記第2円弧部の半径中心とが前記保持部の中心点であり、
且つ前記第2円弧部が、前記第1円弧部の前記先端部側にのみ形成された等速ジョイントが提供される。
14…インナ部材 16…カップ部
18…案内溝 22…第2伝達軸
26…円環状部 28…トラニオン
38…ローラ組立体 40、44、48、52…凸部
42、46、50、54…凹部 58…内側ローラ
60…第1円弧部 62…第2円弧部
64…最小内径部 70…ニードルベアリング
72…外側ローラ L1~L4…仮想接線
Claims (4)
- 第1伝達軸と第2伝達軸の間に介在し、前記第1伝達軸から前記第2伝達軸へ回転駆動力を伝達する等速ジョイントにおいて、
互いに所定間隔で離間し且つ長手方向に沿って延在する複数個の案内溝が内方側壁に形成されたカップ部を有し、前記第1伝達軸に連結されるアウタ部材と、
円環状部から前記案内溝に指向して突出した保持部を有し、前記第2伝達軸に連結されて前記カップ部の内部に挿入されるインナ部材と、
前記保持部に回転可能に装着されるとともに、内側ローラと、転動部材を介して前記内側ローラの外方に装着された外側ローラとを有するローラ組立体と、
を具備し、
前記保持部は、前記円環状部側の基端部と、前記円環状部から離間する側の先端部とを有し、
前記保持部に、前記内側ローラの内周壁に対して当接する接触部位と、離間する非接触部位とがそれぞれ複数個設けられ、且つ接触部位と非接触部位とが交互に配置され、
前記接触部位は、少なくとも、仮想接線が前記案内溝の長手方向と平行となる平行部位と、該接触部位における仮想接線が前記案内溝の長手方向に対して直交する直交部位であり、
前記保持部の、前記基端部から前記円環状部に向かう方向を軸線方向、該軸線方向に直交する方向を水平方向とするとき、前記保持部の中心と、前記直交部位とを通る前記保持部の側方断面に、前記水平方向に最も突出した頂部を含む第1円弧部と、前記第1円弧部の前記先端部側に連なり且つ前記内側ローラから離間するように湾曲するとともに、該第1円弧部に比して半径が小さな第2円弧部とが、前記直交部位の前記軸線方向途中に形成され、
前記第1円弧部が、前記頂部よりも前記基端部側及び前記先端部側が前記内側ローラから離間するように湾曲し、
前記第1円弧部の半径中心と、前記第2円弧部の半径中心とが前記保持部の中心点であり、
且つ前記第2円弧部が、前記第1円弧部の前記先端部側にのみ形成された等速ジョイント。 - 請求項1記載の等速ジョイントにおいて、前記保持部の前記水平方向断面における直径が、前記頂部から離間するに従って漸次的に小さくなる等速ジョイント。
- 請求項1又は2記載の等速ジョイントにおいて、前記保持部が、平面視で十字形状をなす等速ジョイント。
- 請求項1~3のいずれか1項に記載の等速ジョイントにおいて、前記内側ローラの内周壁は、前記軸線方向中間部で内径が最小となる円弧形状である等速ジョイント。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018246530A JP7075879B2 (ja) | 2018-12-28 | 2018-12-28 | 等速ジョイント |
US16/718,230 US11506245B2 (en) | 2018-12-28 | 2019-12-18 | Constant velocity joint |
CN201911378569.0A CN111379795B (zh) | 2018-12-28 | 2019-12-27 | 等速万向节 |
DE102019135808.6A DE102019135808A1 (de) | 2018-12-28 | 2019-12-27 | Gleichlaufgelenk |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018246530A JP7075879B2 (ja) | 2018-12-28 | 2018-12-28 | 等速ジョイント |
Publications (2)
Publication Number | Publication Date |
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JP2020106105A JP2020106105A (ja) | 2020-07-09 |
JP7075879B2 true JP7075879B2 (ja) | 2022-05-26 |
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JP2018246530A Active JP7075879B2 (ja) | 2018-12-28 | 2018-12-28 | 等速ジョイント |
Country Status (4)
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US (1) | US11506245B2 (ja) |
JP (1) | JP7075879B2 (ja) |
CN (1) | CN111379795B (ja) |
DE (1) | DE102019135808A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7398310B2 (ja) * | 2020-03-26 | 2023-12-14 | 本田技研工業株式会社 | 等速ジョイント |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5934266B2 (ja) | 2014-02-06 | 2016-06-15 | 本田技研工業株式会社 | 等速ジョイント |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5934266B2 (ja) | 1979-11-02 | 1984-08-21 | 株式会社東芝 | 冷蔵庫 |
JP3917227B2 (ja) * | 1996-12-26 | 2007-05-23 | Ntn株式会社 | トリポード型等速自在継手 |
JP2007327617A (ja) * | 2006-06-09 | 2007-12-20 | Jtekt Corp | トリポード型等速ジョイント |
EP2216560A1 (en) * | 2007-12-05 | 2010-08-11 | JTEKT Corporation | Tripod-type constant velocity joint |
WO2010119723A1 (ja) * | 2009-04-16 | 2010-10-21 | 本田技研工業株式会社 | トリポート型等速ジョイントと、その組立方法及びその装置 |
JP2012013207A (ja) * | 2010-07-05 | 2012-01-19 | Jtekt Corp | トリポード型等速ジョイント |
JP6152650B2 (ja) * | 2013-02-05 | 2017-06-28 | 株式会社ジェイテクト | ダブルローラタイプのトリポード型等速ジョイント |
DE102013106868B3 (de) * | 2013-07-01 | 2014-10-30 | Gkn Driveline International Gmbh | Gelenkinnenteil sowie Rollenkörper eines Tripode-Gleichlaufgelenks |
JP6309409B2 (ja) * | 2014-09-22 | 2018-04-11 | 本田技研工業株式会社 | 等速ジョイント |
JP6545489B2 (ja) * | 2015-03-13 | 2019-07-17 | Ntn株式会社 | トリポード型等速自在継手 |
-
2018
- 2018-12-28 JP JP2018246530A patent/JP7075879B2/ja active Active
-
2019
- 2019-12-18 US US16/718,230 patent/US11506245B2/en active Active
- 2019-12-27 DE DE102019135808.6A patent/DE102019135808A1/de active Pending
- 2019-12-27 CN CN201911378569.0A patent/CN111379795B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5934266B2 (ja) | 2014-02-06 | 2016-06-15 | 本田技研工業株式会社 | 等速ジョイント |
Also Published As
Publication number | Publication date |
---|---|
US11506245B2 (en) | 2022-11-22 |
JP2020106105A (ja) | 2020-07-09 |
CN111379795A (zh) | 2020-07-07 |
CN111379795B (zh) | 2022-08-02 |
US20200208685A1 (en) | 2020-07-02 |
DE102019135808A1 (de) | 2020-07-02 |
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