JP7540729B2 - 多入力、多出力アクチュエータ及びこれを用いたアセンブリ - Google Patents
多入力、多出力アクチュエータ及びこれを用いたアセンブリ Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/0152—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit
- B60G17/0157—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit non-fluid unit, e.g. electric motor
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- 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
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
- B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
- B60G15/06—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
- B60G15/062—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the spring being arranged around the damper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
- B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
- B60G15/06—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
- B60G15/067—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper characterised by the mounting on the vehicle body or chassis of the spring and damper unit
- B60G15/068—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper characterised by the mounting on the vehicle body or chassis of the spring and damper unit specially adapted for MacPherson strut-type suspension
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/021—Spring characteristics, e.g. mechanical springs and mechanical adjusting means the mechanical spring being a coil spring
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60G3/00—Resilient suspensions for a single wheel
- B60G3/01—Resilient suspensions for a single wheel the wheel being mounted for sliding movement, e.g. in or on a vertical guide
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/09—Means for mounting load bearing surfaces
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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
- F16H1/00—Toothed gearings for conveying rotary motion
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- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
- F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
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- H—ELECTRICITY
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- H02K1/00—Details of the magnetic circuit
- H02K1/02—Details of the magnetic circuit characterised by the magnetic material
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- H—ELECTRICITY
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- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
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- 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
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- 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
- H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
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- 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
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
- H02K7/07—Means for converting reciprocating motion into rotary motion or vice versa using pawls and ratchet wheels
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- 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
- H02K7/08—Structural association with bearings
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- 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
- H02K7/08—Structural association with bearings
- H02K7/083—Structural association with bearings radially supporting the rotary shaft at both ends of the rotor
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- 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
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- 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
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/10—Independent suspensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/30—Spring/Damper and/or actuator Units
- B60G2202/31—Spring/Damper and/or actuator Units with the spring arranged around the damper, e.g. MacPherson strut
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/42—Electric actuator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/44—Axial actuator, e.g. telescopic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/442—Rotary actuator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/18—Mounting of vehicle engines
- B60G2204/182—Electric motor on wheel support
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/419—Gears
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2300/00—Indexing codes relating to the type of vehicle
- B60G2300/50—Electric vehicles; Hybrid vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/20—Spring action or springs
- B60G2500/22—Spring constant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/30—Height or ground clearance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/01—Attitude or posture control
- B60G2800/014—Pitch; Nose dive
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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
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0053—Disposition of motor in, or adjacent to, traction wheel the motor moving relative to the vehicle body and to the wheel axle
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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
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0061—Disposition of motor in, or adjacent to, traction wheel the motor axle being parallel to the wheel axle
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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
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Description
本出願は、35USC119(e)の下で、2019年6月18日に出願され、「A Multi-Input,Multi-Output Actuator」と題された米国特許出願第62/862,786号、及び2018年12月3日に出願され、「A Multi-Input,Multi-Output Actuator」と題された米国特許出願第62/774,813号の優先権利益を主張する。これらの出願はそれぞれ、すべての目的に対してその全体において参照により本明細書に組み込まれている。
シャーシに直接結合されたステータを伴うアクチュエータ
入力トルク及び反力トルク
機械利得及び運動比
ロッカージョイントを介してシャーシに結合したステータを伴うアクチュエータ
Panhardリンク及び同軸駆動及び差動シャフトを伴う軸方向磁束モータ
ロッカーリンク及びオフセット駆動及び差動シャフトを伴う軸方向磁束モータ
ベベルギアトランスミッションを伴う軸方向磁束モータ
プーリトランスミッションを伴う軸方向磁束モータ
シャーシに結合したトランスミッションを伴う典型的なアクチュエータ
結び
Claims (19)
- 車両用のアクチュエータであって、
前記車両のシャーシに強固に結合されたストラットにスライド可能に結合されるように構成された支持構造と、
前記支持構造に結合されたトランスミッションと、
前記支持構造及び前記トランスミッションに結合されたモータとを含み、前記モータは、
回転軸を規定するスピンドルと、
前記回転軸の周りに回転するロータと、
前記スピンドルに回転可能に結合され、前記回転軸と同心で、前記ロータに第1のトルクを印加する第1のステータであって、前記第1のトルクが、前記第1のステータに印加される第1の反力トルクを生じさせる、前記第1のステータと、
前記スピンドルに回転可能に結合され、前記回転軸と同心で、前記ロータに第2のトルクを印加する第2のステータであって、前記第2のトルクが、前記第2のステータに印加される第2の反力トルクを生じさせる、前記第2のステータと、
前記第2のステータに回転可能に直接結合され、かつ前記車両の前記シャーシに直接結合するように構成されたリンクと
を備え、
前記第1の反力トルク及び前記第2の反力トルクが余勢を生成し、前記余勢が前記支持構造を介してA)前記リンク及びB)前記ストラットで、別個の分力として印加される、前記アクチュエータ。 - 前記支持構造は、前記第1のトルクと前記第2のトルクとのベクトル和に比例したトルクを反映するように構成されている、請求項1に記載のアクチュエータ。
- 前記支持構造及び前記モータが並進軸に沿って移動できるようにされ、前記トランスミッションは、
前記第1のステータを前記トランスミッションに前記並進軸からずれた第1の点で接続する第1のリンクと、
前記第2のステータを前記トランスミッションに前記並進軸からずれた第2の点で接続する第2のリンクとを備える請求項1に記載のアクチュエータ。 - 前記第1の点は第1の半径方向距離によって前記回転軸から分離され、前記第2の点は前記第1の半径方向距離と異なる第2の半径方向距離によって前記回転軸から分離されている、請求項3に記載のアクチュエータ。
- 前記トランスミッションは、前記第1のリンク及び前記第2のリンクに結合されて、前記回転軸に平行な軸の周りに回転するトーションバーを備える、請求項3に記載のアクチュエータ。
- さらに、
前記回転軸と同軸であって、前記第1のトルクと前記第2のトルクとの間の差に比例したトルクを出力する差動出力を備える、請求項5に記載のアクチュエータ。 - さらに、
前記回転軸に平行であって、前記第1のトルクと前記第2のトルクとの間の差に比例したトルクを出力する差動出力を備える、請求項5に記載のアクチュエータ。 - 前記トランスミッションは、
前記第1のステータまたは前記第2のステータの少なくとも一方と噛み合って、前記第1のステータを前記第2のステータの回転に応じて回転させる第1のベベルギアを備える、請求項1に記載のアクチュエータ。 - 第2のベベルギアをさらに備え、
前記第1のベベルギア及び前記第2のベベルギアのそれぞれが、前記第1のステータ及び前記第2のステータと噛み合い、前記第1のステータを前記第2のステータの回転に応じて逆回転させる、請求項8に記載のアクチュエータ。 - 前記第1のベベルギアは、前記第1のステータと噛み合い、前記アクチュエータが、前記第2のステータと噛み合い、かつ前記第1のベベルギアとは異なる半径を有する第2のベベルギアをさらに備える、請求項8に記載のアクチュエータ。
- 前記トランスミッションは、
少なくとも1つの遊星歯車を備え、前記第1のステータまたは前記第2のステータの少なくとも一方と噛み合って、前記第1のステータを前記第2のステータの回転に応じて回転させる、請求項1に記載のアクチュエータ。 - 前記モータは、軸方向磁束モータまたは半径方向磁束モータの少なくとも一方である、請求項1に記載のアクチュエータ。
- 前記第2のステータは、前記トランスミッションを介して前記ストラットに前記第2の反力トルクを印加する、請求項1に記載のアクチュエータ。
- 車両用のアクチュエータであって、
前記車両のシャーシに移動可能に結合された支持構造と、
第1の回転軸を規定するスピンドルと、前記スピンドルに固定されたロータと、前記第1の回転軸と同心の第1のステータと、前記第1の回転軸と同心の第2のステータとを備える軸方向磁束モータと、
前記支持構造に回転可能に結合され、前記第1のステータ及び前記第2のステータに回転可能に結合されたトーションバーであって、前記第1の回転軸からずれた第2の回転軸の周りを回転可能な前記トーションバーと、
前記第2のステータに回転可能に結合され、前記シャーシに回転可能に結合された引張圧縮部材とを備える、前記アクチュエータ。 - A)回転軸の周りに回転するように構成されたロータまたはB)車両のシャーシに対してスライド可能に移動するように構成された支持構造の少なくとも一方を駆動する方法であって、
前記ロータに第1のトルクを印加することと、
前記第1のトルクを印加する間に、前記ロータに第2のトルクを印加することと、
前記第1のトルクを印加することに応じて、前記回転軸の周りに回転するように構成された第1のステータに第1の反力トルクを印加することと、
前記第2のトルクを印加することに応じて、前記回転軸の周りに回転するように構成された第2のステータに第2の反力トルクを印加することであって、前記第2のステータは前記第1のステータにトランスミッションを介して結合されている、前記印加することと、
前記トランスミッションを介して前記支持構造に、前記第1のステータからの前記第1の反力トルクの少なくとも一部を伝達することと、
前記シャーシに直接、前記第2のステータからの前記第2の反力トルクの少なくとも一部を伝達することとを含む、前記方法。 - さらに、
前記支持構造を用いて、前記第1のトルクと前記第2のトルクとのベクトル和に比例したトルクを反映することを含む、請求項15に記載の方法。 - 前記支持構造を駆動することによって、前記支持構造は並進軸に沿って移動し、
前記第1の反力トルクの少なくとも一部を伝達することは、前記第1のステータからの前記第1の反力トルクの前記少なくとも一部を第1のリンクに伝達することを含み、前記第1のリンクは、前記第1のステータを前記トランスミッションに前記並進軸からずれた第1の点で接続する、請求項15に記載の方法。 - 前記第2の反力トルクの前記少なくとも一部を伝達することは、前記第2のステータからの前記第2の反力トルクの前記少なくとも一部を第2のリンクに伝達することを含み、前記第2のリンクは、前記第2のステータを前記トランスミッションに前記並進軸からずれた第2の点で接続する、請求項17に記載の方法。
- 前記第1の点は第1の半径方向距離によって前記回転軸から分離され、前記第2の点は前記第1の半径方向距離と異なる第2の半径方向距離によって前記回転軸から分離されている、請求項18に記載の方法。
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