JP2016168982A - 4輪駆動車両のディファレンシャル装置 - Google Patents
4輪駆動車両のディファレンシャル装置 Download PDFInfo
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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
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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
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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
- F16H48/38—Constructional details
- F16H48/40—Constructional details characterised by features of the rotating cases
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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
- B60K17/04—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
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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
- B60K17/348—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed
-
- 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
- B60K17/348—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed
- B60K17/35—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed including arrangements for suppressing or influencing the power transfer, e.g. viscous clutches
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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
- 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
-
- 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
- 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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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
- Retarders (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
Abstract
【解決手段】2輪駆動状態においてプロペラシャフト28を後輪16から切り離すディスコネクト時には、第2アクチュエータ80によって、デフケース60の第1突部60bの内周側に回転軸線C2方向に移動可能且つ動力伝達可能に嵌め合わされた可動スリーブ76の外周噛合歯76aが、リングギヤ58の内周噛合歯58cと噛み合わない位置へ移動し、リングギヤ58とデフケース60との間が切り離されるので、ディスコネクト時において差動歯車装置64の全差動状態が防止され且つ従来の制御カップリングが用いられるディファレンシャル装置に比較して後輪16からプロペラシャフト28を切り離すディスコネクト効果が向上させられる。
【選択図】図2
Description
12:エンジン(駆動源)
14:前輪(主駆動輪)
16:後輪(副駆動輪)
28:プロペラシャフト(動力伝達部材)
30:後輪用ディファレンシャルユニット(ディファレンシャル装置)
58:リングギヤ
58c:内周噛合歯(内周歯)
60:デフケース
60b:第1突部(一端部)
60c:第2突部(他端部)
60e:切欠き
62L:車軸
70:ユニットケース(ケース)
76:可動スリーブ(スリーブ)
76a:外周噛合歯(外周歯)
78:推力伝達機構
80:第2アクチュエータ(アクチュエータ)
97:回転軸
128:パルスロータ(被検知ロータ)
130:回転センサ
C2:回転軸線
S:空間
Claims (3)
- 駆動源から左右の主駆動輪へ駆動力を伝達する2輪駆動状態と、該駆動源から左右の副駆動輪へも駆動力を伝達する4輪駆動状態とが選択される4輪駆動車両において、前記2輪駆動状態では前記4輪駆動状態において専ら前記副駆動輪へ駆動力を伝達するための動力伝達部材を該副駆動輪から切り離すディスコネクト機能付のディファレンシャル装置であって、
ケースに一回転軸線まわりに回転可能に支持される円筒状のリングギヤと、
前記リングギヤの回転軸線方向に円筒状の一端部および他端部を有し、前記一端部が前記リングギヤにより前記他端部が前記ケースにより前記回転軸線と同心で回転可能に支持されたデフケースと、
前記デフケースの一端部の内周側に前記回転軸線方向に移動可能且つ動力伝達可能に嵌め合わされ、前記回転軸線方向に移動可能に設けられたスリーブと、
前記スリーブに形成された外周歯が前記リングギヤの内径側に形成された内周歯と係合する係合位置と係合しない解放位置との間で前記スリーブを推力伝達機構を介して駆動するアクチュエータとを含み、
前記リングギヤと前記リングギヤを貫通する車軸又は車軸と一体的に回転する回転軸との間の径方向の空間内に、前記推力伝達機構の少なくとも一部が配置されている
ことを特徴とする4輪駆動車両のディファレンシャル装置。 - 前記デフケースの一端部には、前記回転軸線方向に切り込まれた切欠きが形成されており、
前記スリーブに当接して前記スリーブの前記回転軸線方向の動きと連動する被検知ロータが、前記デフケースに相対回転不能に設けられ、前記被検知ロータの一部が、前記切欠きを通して前記デフケースの一端部の半径方向外側に配設されている請求項1の4輪駆動車両のディファレンシャル装置。 - 前記被検知ロータは、パルスロータであり、
前記パルスロータの前記回転軸線方向の移動位置を検出する回転センサが設けられており、
前記回転センサの出力信号の振幅に基づいて、前記スリーブの外周歯と前記リングギヤの内周歯との断接状態を判別する請求項2の4輪駆動車両のディファレンシャル装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015051439A JP6119782B2 (ja) | 2015-03-13 | 2015-03-13 | 4輪駆動車両のディファレンシャル装置 |
US15/065,529 US9573464B2 (en) | 2015-03-13 | 2016-03-09 | Differential device of four-wheel drive vehicle |
CN201610141748.2A CN105966240B (zh) | 2015-03-13 | 2016-03-11 | 四轮驱动车辆的差速器装置 |
Applications Claiming Priority (1)
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JP2015051439A JP6119782B2 (ja) | 2015-03-13 | 2015-03-13 | 4輪駆動車両のディファレンシャル装置 |
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Publication Number | Publication Date |
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JP2016168982A true JP2016168982A (ja) | 2016-09-23 |
JP6119782B2 JP6119782B2 (ja) | 2017-04-26 |
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JP2015051439A Active JP6119782B2 (ja) | 2015-03-13 | 2015-03-13 | 4輪駆動車両のディファレンシャル装置 |
Country Status (3)
Country | Link |
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US (1) | US9573464B2 (ja) |
JP (1) | JP6119782B2 (ja) |
CN (1) | CN105966240B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019059291A (ja) * | 2017-09-25 | 2019-04-18 | トヨタ自動車株式会社 | 車両用駆動力配分装置 |
JP2021084616A (ja) * | 2019-11-29 | 2021-06-03 | トヨタ自動車株式会社 | 四輪駆動車両のセンサ異常判定装置 |
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DE102016221819A1 (de) * | 2016-11-08 | 2018-05-09 | Zf Friedrichshafen Ag | Getriebeanordnung für ein Fahrzeug und Fahrzeug mit der Getriebeanordnung |
JP2018146073A (ja) * | 2017-03-08 | 2018-09-20 | 三菱自動車工業株式会社 | 駆動力調整装置 |
JP6753352B2 (ja) * | 2017-04-04 | 2020-09-09 | トヨタ自動車株式会社 | 4輪駆動車両の制御装置 |
JP2019044867A (ja) * | 2017-09-01 | 2019-03-22 | 三菱自動車工業株式会社 | 駆動力調整装置 |
JP7035741B2 (ja) * | 2018-04-06 | 2022-03-15 | トヨタ自動車株式会社 | 連結装置を備えた車両 |
WO2019204300A1 (en) * | 2018-04-16 | 2019-10-24 | Linamar Corporation | Differential disconnect assembly |
JP6958473B2 (ja) * | 2018-04-23 | 2021-11-02 | トヨタ自動車株式会社 | 4輪駆動車両 |
US11052758B2 (en) * | 2018-08-09 | 2021-07-06 | Arvinmeritor Technology, Llc | Method of controlling an axle assembly |
US11598280B2 (en) * | 2020-04-22 | 2023-03-07 | Dana Heavy Vehicle Systems Group, Llc | System and method for measuring torque and speed of an axle |
CN112930879A (zh) * | 2021-02-06 | 2021-06-11 | 郑州西格罗丁电子科技有限公司 | 一种花生摘果机 |
CN115163690B (zh) * | 2021-04-02 | 2024-03-12 | 上海汽车集团股份有限公司 | 离合装置及离合器总成 |
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2015
- 2015-03-13 JP JP2015051439A patent/JP6119782B2/ja active Active
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2016
- 2016-03-09 US US15/065,529 patent/US9573464B2/en active Active
- 2016-03-11 CN CN201610141748.2A patent/CN105966240B/zh active Active
Patent Citations (5)
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JPS5475724A (en) * | 1977-11-24 | 1979-06-16 | Fuji Heavy Ind Ltd | Device for driving wheels |
JPS6124232U (ja) * | 1984-07-17 | 1986-02-13 | トヨタ自動車株式会社 | 車両用デイフアレンシヤル装置 |
JPS6133323A (ja) * | 1984-07-24 | 1986-02-17 | Fuji Heavy Ind Ltd | 4輪駆動車 |
JPS61175125A (ja) * | 1985-01-30 | 1986-08-06 | Suzuki Motor Co Ltd | 二輪・四輪駆動切換装置 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2019059291A (ja) * | 2017-09-25 | 2019-04-18 | トヨタ自動車株式会社 | 車両用駆動力配分装置 |
US11117465B2 (en) | 2017-09-25 | 2021-09-14 | Toyota Jidosha Kabushiki Kaisha | Vehicle driving-force distributing device |
JP2021084616A (ja) * | 2019-11-29 | 2021-06-03 | トヨタ自動車株式会社 | 四輪駆動車両のセンサ異常判定装置 |
US11491997B2 (en) | 2019-11-29 | 2022-11-08 | Toyota Jidosha Kabushiki Kaisha | Sensor abnormality determination device for four-wheel drive vehicle |
JP7205449B2 (ja) | 2019-11-29 | 2023-01-17 | トヨタ自動車株式会社 | 四輪駆動車両のセンサ異常判定装置 |
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CN105966240A (zh) | 2016-09-28 |
US20160263995A1 (en) | 2016-09-15 |
CN105966240B (zh) | 2018-09-04 |
JP6119782B2 (ja) | 2017-04-26 |
US9573464B2 (en) | 2017-02-21 |
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