JP7316135B2 - トロイダル無段変速機及び航空機用駆動機構一体型発電装置 - Google Patents
トロイダル無段変速機及び航空機用駆動機構一体型発電装置 Download PDFInfo
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- JP7316135B2 JP7316135B2 JP2019134698A JP2019134698A JP7316135B2 JP 7316135 B2 JP7316135 B2 JP 7316135B2 JP 2019134698 A JP2019134698 A JP 2019134698A JP 2019134698 A JP2019134698 A JP 2019134698A JP 7316135 B2 JP7316135 B2 JP 7316135B2
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- 230000005540 biological transmission Effects 0.000 title claims description 114
- 238000001816 cooling Methods 0.000 claims description 232
- 230000001050 lubricating effect Effects 0.000 claims description 110
- 238000005461 lubrication Methods 0.000 claims description 48
- 230000002093 peripheral effect Effects 0.000 claims description 39
- 238000011144 upstream manufacturing Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 171
- 238000003825 pressing Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000010724 circulating oil Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004804 winding Methods 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
-
- 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
- F16H—GEARING
- F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
- F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
- F16H15/04—Gearings providing a continuous range of gear ratios
- F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
- F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
- F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
- F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
-
- 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
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
- F16H3/34—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable otherwise than only axially
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
- F16H57/0441—Arrangements of pumps
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0456—Lubrication by injection; Injection nozzles or tubes therefor
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0487—Friction gearings
- F16H57/049—Friction gearings of the toroid type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D41/00—Power installations for auxiliary purposes
-
- 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
- F16H—GEARING
- F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
- F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
- F16H15/04—Gearings providing a continuous range of gear ratios
- F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
- F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
- F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
- F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
- F16H2015/383—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces with two or more sets of toroid gearings arranged in parallel
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Friction Gearing (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- General Details Of Gearings (AREA)
Description
図1は、実施形態に係る航空機用発電装置(航空機用駆動機構一体型発電装置)1(以下、「発電装置1」ともいう。)の構成を示す断面斜視図である。発電装置1は、駆動機構一体型発電装置である。発電装置1は、航空機のエンジン回転軸から取り出される回転動力を変速機(トロイダル無段変速機)3に入力する入力機構2と、入力機構2と並設された変速機3と、入力機構2及び変速機3と並設されて変速機3の出力により駆動される発電機4と、入力機構2の軸方向一端2a側に設けられて変速機3の出力を発電機4に伝達する動力伝達機構5と、入力機構2の軸方向一端2a側に取付部6aを有するケーシング6と、変速機3の出力により駆動されるオイルポンプ7、8等の補機とを備える。
変速機3は、トラクションドライブ式の無段変速機であり、例えば、ダブルキャビティ式ハーフトロイダル無段変速機である。変速機3は、入力機構2の軸方向他端2c側に設けられて入力機構2からの出力が入力される入力部22と、入力機構2の軸方向一端2a側に設けられて変速された出力を動力伝達機構5に伝達する出力部23とを備える。具体的構成として、変速機3は、ケーシング6の内部で軸受(図示せず)に軸支された中空の変速機入力軸24と、軸方向の中央部分が変速機入力軸24で覆われるように変速機入力軸24の中空部に挿通され、変速機入力軸24から独立して回転可能に配された変速機出力軸25とを有する。本実施形態では、変速機入力軸24の回転軸心と、変速機出力軸25の回転軸心とは、変速機軸心と一致している。以下、本実施形態では、変速機軸心を通る軸線を変速機軸線A1という。
Dh=4S/Lp
とする。
2 入力機構
4 発電機
26 入力ディスク
27 出力ディスク
31 トラニオン
31a ベース部
31b、31c 側壁部
32 ビーム
34 パワーローラ
34b 周面
40 保持部材
50 吐出口
51 第1潤滑吐出口(潤滑吐出口)
52 第1冷却吐出口(冷却吐出口)
53 第2潤滑吐出口(潤滑吐出口)
54 第2冷却吐出口(冷却吐出口)
A2 回転軸線
A3 傾転軸
H1 第1接触界面(接触界面)
H2 第2接触界面(接触界面)
I1、I2、I3、I4 仮想延長線
Claims (8)
- 互いに対向配置される入力ディスク及び出力ディスクと、
前記入力ディスクと前記出力ディスクとの間に傾転可能に挟まれ、前記入力ディスクの回転駆動力を傾転角に応じた変速比で前記出力ディスクに伝達するパワーローラと、
前記入力ディスク及び前記出力ディスクの少なくとも一方と前記パワーローラとの間の接触界面に向けて油を吐出する少なくとも1つの潤滑吐出口と、
前記パワーローラに向けて油を吐出する少なくとも1つの冷却吐出口と、を備え、
前記パワーローラを回転軸線に沿って見たときに、前記冷却吐出口の軸線の仮想延長線が前記潤滑吐出口の軸線の仮想延長線よりも前記パワーローラの前記回転軸線の近くの位置を向くことにより、前記冷却吐出口と前記冷却吐出口から吐出された油の接触位置との距離が前記潤滑吐出口と前記接触界面との距離よりも近くなるように前記冷却吐出口及び前記潤滑吐出口が配置されている、トロイダル無段変速機。 - 前記冷却吐出口と前記パワーローラとの間の距離は、前記冷却吐出口の直径、または、水力直径の0.7倍よりも大きい、請求項1に記載のトロイダル無段変速機。
- 前記パワーローラを回転自在に保持する保持部材をさらに備え、
前記潤滑吐出口及び前記冷却吐出口は、前記保持部材に形成されている、請求項1または2に記載のトロイダル無段変速機。 - 前記保持部材は、前記パワーローラを傾転可能に保持するトラニオンと、前記トラニオンに取り付けられるビームとを有し、
前記トラニオンは、前記パワーローラが回転自在に取り付けられるベース部と、前記パワーローラの傾転軸の軸方向の両側において、前記パワーローラの周面に対向するように前記ベース部に立設された一対の側壁部とを有し、
前記ビームは、前記パワーローラから見た前記ベース部と反対側において前記傾転軸の軸方向に延び、前記一対の側壁部に取り付けられ、
前記潤滑吐出口及び前記冷却吐出口は、それぞれ前記ビームに形成されている、請求項3に記載のトロイダル無段変速機。 - 前記接触界面は、前記入力ディスクと前記パワーローラとの間の第1接触界面と、前記出力ディスクと前記パワーローラとの間の第2接触界面とを含み、
前記少なくとも1つの潤滑吐出口は、前記第1接触界面に向けて油を供給する第1潤滑吐出口と、前記第2接触界面に向けて油を供給する第2潤滑吐出口とを含み、
前記少なくとも1つの冷却吐出口は、第1冷却吐出口及び第2冷却吐出口を含み、
前記ビームにおける、前記パワーローラの回転軸線の一方の側には、前記第1潤滑吐出口及び前記第1冷却吐出口が形成され、
前記ビームにおける、前記パワーローラの回転軸線の他方の側には、前記第2潤滑吐出口と、前記第2冷却吐出口とが形成された、請求項4に記載のトロイダル無段変速機。 - 前記冷却吐出口は、前記潤滑吐出口よりも前記パワーローラの回転方向の上流側に配置されている、請求項1から5のいずれか1項に記載のトロイダル無段変速機。
- 前記冷却吐出口における開口面積は、前記潤滑吐出口における開口面積よりも大きい、請求項1から6のいずれか1項に記載のトロイダル無段変速機。
- 請求項1乃至7のいずれか1項に記載のトロイダル無段変速機と、
航空機のエンジン回転軸から取り出される回転動力を前記トロイダル無段変速機に入力する入力機構と、
前記トロイダル無段変速機の出力で駆動される発電機とを備える、航空機用駆動機構一体型発電装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019134698A JP7316135B2 (ja) | 2019-07-22 | 2019-07-22 | トロイダル無段変速機及び航空機用駆動機構一体型発電装置 |
US17/597,723 US12000474B2 (en) | 2019-07-22 | 2020-06-25 | Toroidal continuously variable transmission and drive mechanism-integrated electricity generation apparatus for aircraft |
PCT/JP2020/025016 WO2021014879A1 (ja) | 2019-07-22 | 2020-06-25 | トロイダル無段変速機及び航空機用駆動機構一体型発電装置 |
EP20845041.1A EP4005929A4 (en) | 2019-07-22 | 2020-06-25 | TOROIDAL CONTINUOUSLY VARIABLE TRANSMISSION AND ENERGY GENERATION DEVICE INTEGRATED IN AN AIRCRAFT DRIVE MECHANISM |
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JP2019134698A JP7316135B2 (ja) | 2019-07-22 | 2019-07-22 | トロイダル無段変速機及び航空機用駆動機構一体型発電装置 |
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JP2021017952A JP2021017952A (ja) | 2021-02-15 |
JP7316135B2 true JP7316135B2 (ja) | 2023-07-27 |
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US (1) | US12000474B2 (ja) |
EP (1) | EP4005929A4 (ja) |
JP (1) | JP7316135B2 (ja) |
WO (1) | WO2021014879A1 (ja) |
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US20220127012A1 (en) * | 2020-10-26 | 2022-04-28 | Bell Textron Inc. | Gear shrouding with integral lubricating features |
Citations (3)
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JP2009275745A (ja) | 2008-05-13 | 2009-11-26 | Nsk Ltd | トロイダル型無段変速機 |
JP2013019545A (ja) | 2008-01-18 | 2013-01-31 | Nsk Ltd | トロイダル型無段変速機 |
JP2016008703A (ja) | 2014-06-26 | 2016-01-18 | 日本精工株式会社 | トロイダル型無段変速機 |
Family Cites Families (8)
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DE102004009409A1 (de) * | 2004-02-24 | 2006-01-26 | Daimlerchrysler Ag | Stufenlos verstellbarer Variator für ein Toroidgetriebe eines Kraftfahrzeuges |
JP5039653B2 (ja) * | 2008-07-23 | 2012-10-03 | 日本精工株式会社 | トロイダル型無段変速機 |
JP2010025280A (ja) * | 2008-07-23 | 2010-02-04 | Nsk Ltd | トロイダル型無段変速機 |
CN103459806B (zh) * | 2011-04-07 | 2016-01-20 | 川崎重工业株式会社 | 航空器用发动机 |
US10408133B2 (en) * | 2014-10-03 | 2019-09-10 | Pratt & Whitney Canada Corp. | Accessory drive system for a gas turbine engine |
JP6343243B2 (ja) * | 2015-03-09 | 2018-06-13 | 川崎重工業株式会社 | 航空機用発電装置 |
JP6709021B2 (ja) * | 2015-03-09 | 2020-06-10 | 川崎重工業株式会社 | トロイダル無段変速機および駆動機構一体型発電装置 |
WO2017096480A1 (en) * | 2015-12-10 | 2017-06-15 | Transmission Cvtcorp Inc. | Roller cooling arrangement for toroidal cvt |
-
2019
- 2019-07-22 JP JP2019134698A patent/JP7316135B2/ja active Active
-
2020
- 2020-06-25 US US17/597,723 patent/US12000474B2/en active Active
- 2020-06-25 EP EP20845041.1A patent/EP4005929A4/en active Pending
- 2020-06-25 WO PCT/JP2020/025016 patent/WO2021014879A1/ja unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013019545A (ja) | 2008-01-18 | 2013-01-31 | Nsk Ltd | トロイダル型無段変速機 |
JP2009275745A (ja) | 2008-05-13 | 2009-11-26 | Nsk Ltd | トロイダル型無段変速機 |
JP2016008703A (ja) | 2014-06-26 | 2016-01-18 | 日本精工株式会社 | トロイダル型無段変速機 |
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JP2021017952A (ja) | 2021-02-15 |
US20220252145A1 (en) | 2022-08-11 |
EP4005929A1 (en) | 2022-06-01 |
WO2021014879A1 (ja) | 2021-01-28 |
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US12000474B2 (en) | 2024-06-04 |
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