JP2019059291A - 車両用駆動力配分装置 - Google Patents
車両用駆動力配分装置 Download PDFInfo
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- JP2019059291A JP2019059291A JP2017184221A JP2017184221A JP2019059291A JP 2019059291 A JP2019059291 A JP 2019059291A JP 2017184221 A JP2017184221 A JP 2017184221A JP 2017184221 A JP2017184221 A JP 2017184221A JP 2019059291 A JP2019059291 A JP 2019059291A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/344—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear
- B60K17/346—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear the transfer gear being a differential gear
- B60K17/3462—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear the transfer gear being a differential gear with means for changing distribution of torque between front and rear wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
- B60K23/0808—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
- B60K17/165—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing provided between independent half axles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/344—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
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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
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/08—Differential gearings with gears having orbital motion comprising bevel gears
-
- 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
- F16H48/00—Differential gearings
- F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
- B60K23/0808—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch
- B60K2023/0816—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch for varying front-rear torque distribution with a central differential
- B60K2023/0833—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch for varying front-rear torque distribution with a central differential for adding torque to the rear wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
- B60K2023/085—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles automatically actuated
- B60K2023/0858—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles automatically actuated with electric means, e.g. electro-hydraulic means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Retarders (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
Description
16L、16R:後輪(駆動輪)
30:後輪用駆動力配分装置(車両用駆動力配分装置)
32:第2クラッチ(断接機構)
36:第2差動装置(差動装置)
36a:シャフト挿通部
36c:デフケース
36sa、36sb:差動ギヤ
56:リングギヤ
56a:内周断接歯(第1断接歯)
56c:第1テーパ状摩擦係合面
58:円筒部材
60:断接スリーブ
60a:外周断接歯(第2断接歯)
60b:内周スプライン歯
92:掛止め機構
94:電磁石(アクチュエータ)
98:第2ピストン
100:第1カム(第1ピストン)
102:第2カム
106:ボールカム
108:第2スプリング(スプリング)
110:ホルダー
112:同期機構
120:摩擦係合部材
120a:第2テーパ状摩擦係合面
C2:第2回転軸線(回転軸線)
Claims (6)
- 一回転軸線まわりに回転可能に設けられたリングギヤと、前記回転軸線まわりに回転可能に設けられ、一対の差動ギヤが内部に組み付けられたデフケースを有する差動装置とを備え、駆動源から前記リングギヤに伝達された駆動力を前記差動装置を介して左右の駆動輪へ配分する車両用駆動力配分装置であって、
前記リングギヤの内周側に設けられた第1断接歯と、
前記差動ギヤと同心に配置され、前記デフケースの一端部におけるシャフト挿通部に相対回転不能に連結された円筒状の円筒部材と、外周側に第2断接歯を有し前記シャフト挿通部の外周側に前記回転軸線方向に移動可能且つ相対回転不能にスプライン嵌合された断接スリーブとを含み、前記第2断接歯を前記第1断接歯に噛み合わせる噛合位置と、前記第2断接歯を前記第1断接歯に噛み合わない非噛合位置とに、前記断接スリーブを前記回転軸線方向に移動させることによって、前記リングギヤと前記デフケースとの間の動力伝達経路を断接する断接機構と、
前記リングギヤと前記円筒部材との間に配設され、前記第1断接歯と前記第2断接歯との相対回転を低減する同期機構とを、含む、
ことを特徴とする車両用駆動力配分装置。 - 前記断接スリーブは、前記シャフト挿通部の外周側にスプライン嵌合するための内周スプライン歯を有し、前記断接スリーブの外周側に設けられた第2断接歯のピッチ円は、前記内周スプライン歯のピッチ円よりも大径である
ことを特徴とする請求項1の車両用駆動力配分装置。 - 前記断接スリーブの外周側に設けられた第2断接歯は、前記内周スプライン歯の歯幅よりも小さい歯幅を有する
ことを特徴とする請求項2の車両用駆動力配分装置。 - 前記シャフト挿通部および前記円筒部材は、互いに等しい共通の外径および内径を有し、前記シャフト挿通部および前記円筒部材の外径よりも小径の管状連結部材が前記シャフト挿通部および前記円筒部材内に嵌合されることで前記シャフト挿通部および前記円筒部材が連ねられた状態で相互に連結されている
ことを特徴とする請求項1から請求項3のいずれか1の車両用駆動力配分装置。 - 前記同期機構は、前記リングギヤの内周面に形成された第1テーパ状摩擦係合面と摩擦係合可能な第2テーパ状摩擦係合面を外周側に有し、前記円筒部材の外周側に前記回転軸線方向に移動可能且つ相対回転不能にスプライン嵌合されて前記断接スリーブと共に前記回転軸線方向に移動する摩擦係合部材を含み、前記非噛合位置において前記第1テーパ状摩擦係合面と前記第2テーパ状摩擦係合面との摩擦係合によって、前記第1断接歯と前記第2断接歯との相対回転を低減するものである
ことを特徴とする請求項1から請求項4のいずれか1の車両用駆動力配分装置。 - 前記断接機構は、アクチュエータと、掛止め機構とを、含み、前記掛止め機構は、前記アクチュエータのオンオフに応じて前記回転軸線方向に往復動させられる第1ピストンと、前記円筒部材の外周側に前記回転軸線方向に移動可能に設けられ、前記第1ピストンにより前記回転軸線方向に駆動されて前記摩擦係合部材および前記断接スリーブを押圧する第2ピストンと、前記第2ピストンを復動方向へ付勢するスプリングと、前記第1ピストンの往復動に応じて前記スプリングの付勢力に抗して前記第2ピストンを掛け止めると共に、前記第1ピストンの往復動に応じて前記第2ピストンを掛け外すことにより前記スプリングの付勢力にしたがって前記第2ピストンを復動させるホルダーとを、含む
ことを特徴とする請求項5の車両用駆動力配分装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017184221A JP6879147B2 (ja) | 2017-09-25 | 2017-09-25 | 車両用駆動力配分装置 |
CN201811106830.7A CN109552038B (zh) | 2017-09-25 | 2018-09-21 | 车辆用驱动力分配装置 |
US16/137,846 US11117465B2 (en) | 2017-09-25 | 2018-09-21 | Vehicle driving-force distributing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017184221A JP6879147B2 (ja) | 2017-09-25 | 2017-09-25 | 車両用駆動力配分装置 |
Publications (2)
Publication Number | Publication Date |
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JP2019059291A true JP2019059291A (ja) | 2019-04-18 |
JP6879147B2 JP6879147B2 (ja) | 2021-06-02 |
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JP2017184221A Active JP6879147B2 (ja) | 2017-09-25 | 2017-09-25 | 車両用駆動力配分装置 |
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US (1) | US11117465B2 (ja) |
JP (1) | JP6879147B2 (ja) |
CN (1) | CN109552038B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114962596A (zh) * | 2022-07-27 | 2022-08-30 | 四川丹齿精工科技有限公司 | 一种高装机率的齿轮动力传递结构 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015134597A (ja) * | 2013-12-18 | 2015-07-27 | トヨタ自動車株式会社 | 4輪駆動車両の副駆動輪側ディファレンシャルユニット |
JP2016074370A (ja) * | 2014-10-08 | 2016-05-12 | トヨタ自動車株式会社 | 車両用4輪駆動装置 |
JP2016168982A (ja) * | 2015-03-13 | 2016-09-23 | トヨタ自動車株式会社 | 4輪駆動車両のディファレンシャル装置 |
JP2016205447A (ja) * | 2015-04-16 | 2016-12-08 | トヨタ自動車株式会社 | 4輪駆動車両 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5806119B2 (ja) * | 2009-01-21 | 2015-11-10 | マグナ パワートレイン オブ アメリカ インク | 遮断システムを有する全輪駆動車 |
JP2011079421A (ja) * | 2009-10-07 | 2011-04-21 | Univance Corp | 4輪駆動車用駆動力伝達装置 |
JP2013043499A (ja) * | 2011-08-23 | 2013-03-04 | Jtekt Corp | 四輪駆動車の駆動システム、四輪駆動車、及び四輪駆動車の制御方法 |
JP6187502B2 (ja) * | 2015-02-25 | 2017-08-30 | トヨタ自動車株式会社 | 4輪駆動車両のトランスファ |
JP2016203875A (ja) | 2015-04-24 | 2016-12-08 | トヨタ自動車株式会社 | 4輪駆動車両の動力伝達装置 |
JP2018115757A (ja) | 2017-01-20 | 2018-07-26 | トヨタ自動車株式会社 | 車両用駆動力配分装置 |
-
2017
- 2017-09-25 JP JP2017184221A patent/JP6879147B2/ja active Active
-
2018
- 2018-09-21 CN CN201811106830.7A patent/CN109552038B/zh active Active
- 2018-09-21 US US16/137,846 patent/US11117465B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015134597A (ja) * | 2013-12-18 | 2015-07-27 | トヨタ自動車株式会社 | 4輪駆動車両の副駆動輪側ディファレンシャルユニット |
JP2016074370A (ja) * | 2014-10-08 | 2016-05-12 | トヨタ自動車株式会社 | 車両用4輪駆動装置 |
JP2016168982A (ja) * | 2015-03-13 | 2016-09-23 | トヨタ自動車株式会社 | 4輪駆動車両のディファレンシャル装置 |
JP2016205447A (ja) * | 2015-04-16 | 2016-12-08 | トヨタ自動車株式会社 | 4輪駆動車両 |
Also Published As
Publication number | Publication date |
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CN109552038A (zh) | 2019-04-02 |
JP6879147B2 (ja) | 2021-06-02 |
CN109552038B (zh) | 2022-01-04 |
US20190092166A1 (en) | 2019-03-28 |
US11117465B2 (en) | 2021-09-14 |
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