JP7207336B2 - ベルト式無段変速機のベルト滑り診断装置 - Google Patents
ベルト式無段変速機のベルト滑り診断装置 Download PDFInfo
- Publication number
- JP7207336B2 JP7207336B2 JP2020002452A JP2020002452A JP7207336B2 JP 7207336 B2 JP7207336 B2 JP 7207336B2 JP 2020002452 A JP2020002452 A JP 2020002452A JP 2020002452 A JP2020002452 A JP 2020002452A JP 7207336 B2 JP7207336 B2 JP 7207336B2
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- Prior art keywords
- belt
- slip
- continuously variable
- variable transmission
- type continuously
- 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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Classifications
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/66—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings
- F16H61/662—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings with endless flexible members
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
- F16H2061/1208—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures with diagnostic check cycles; Monitoring of failures
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
- F16H2061/1256—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected
- F16H2061/1276—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected the failing part is a friction device, e.g. clutches or brakes
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/12—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures
- F16H2061/1256—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected
- F16H2061/1288—Detecting malfunction or potential malfunction, e.g. fail safe; Circumventing or fixing failures characterised by the parts or units where malfunctioning was assumed or detected the failing part is an actuator
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/66—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings
- F16H61/662—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings with endless flexible members
- F16H2061/6629—Detection of slip for determining level of wear
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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
- F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
- F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
- F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
- F16H9/12—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
Description
Qdot=2×μ×R×Wout/cosθ×{Nsec-(Npri/γ)}・・・(1)
34:プライマリプーリ
38:セカンダリプーリ
40:伝動ベルト(ベルト)
50:電子制御装置(ベルト滑り診断装置)
80:滑り判定部
82:発熱量判定部
84:継続時間判定部
86:滑り回数測定部
88:記憶部
90:油圧振動判定部
92:応答性不良判定部
150:サーバー(ベルト滑り診断装置)
α1:第1閾値
α2:第2閾値
α3:第3閾値
α4:第4閾値
Claims (8)
- プライマリプーリと、セカンダリプーリと、該プライマリプーリおよび該セカンダリプーリの間に巻き掛けられたベルトと、を備えたベルト式無段変速機のベルト滑りを検出するベルト式無段変速機のベルト滑り診断装置であって、
前記プライマリプーリと前記セカンダリプーリとの回転速度の比である変速比の一階微分値が第1閾値以上になるとともに、前記変速比の二階微分値が第2閾値以上になった場合において、前記ベルト滑りの発生を判定する滑り判定部を備える
ことを特徴とするベルト式無段変速機のベルト滑り診断装置。 - 前記ベルト滑りの発生が判定された場合、該ベルト滑りによる発熱量が第3閾値以上であるかを判定する発熱量判定部を備える
ことを特徴とする請求項1のベルト式無段変速機のベルト滑り診断装置。 - 前記ベルト滑りの発生の継続時間を測定し、該継続時間が第4閾値以下であるかを判定する継続時間判定部を備える
ことを特徴とする請求項1または2のベルト式無段変速機のベルト滑り診断装置。 - 前記ベルト滑りの発生回数を測定する滑り回数測定部を備える
ことを特徴とする請求項1から3の何れか1のベルト式無段変速機のベルト滑り診断装置。 - 前記ベルト滑りが発生したときの、前記プライマリプーリの指示圧および実圧、前記セカンダリプーリの指示圧および実圧、および前記ベルト式無段変速機に入力される入力トルクを記憶する記憶部を備える
ことを特徴とする請求項1から4の何れか1のベルト式無段変速機のベルト滑り診断装置。 - 前記記憶部は、さらに前記ベルト滑りによる発熱量を記憶する
ことを特徴とする請求項5のベルト式無段変速機のベルト滑り診断装置。 - 前記ベルト滑りの発生が判定された場合、前記セカンダリプーリの油圧アクチュエータの油圧の油圧振動が発生したかを判定する油圧振動判定部を備える
ことを特徴とする請求項1から6の何れか1のベルト式無段変速機のベルト滑り診断装置。 - 前記ベルト滑りの発生が判定された場合、前記セカンダリプーリの油圧アクチュエータの油圧の応答性不良が発生したかを判定する応答性不良判定部を備える
ことを特徴とする請求項1から7の何れか1のベルト式無段変速機のベルト滑り診断装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020002452A JP7207336B2 (ja) | 2020-01-09 | 2020-01-09 | ベルト式無段変速機のベルト滑り診断装置 |
US17/135,007 US11236821B2 (en) | 2020-01-09 | 2020-12-28 | Belt-slippage diagnostic apparatus for belt-type continuously-variable transmission |
CN202110021321.XA CN113108054B (zh) | 2020-01-09 | 2021-01-08 | 带式无级变速器的带滑动诊断装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020002452A JP7207336B2 (ja) | 2020-01-09 | 2020-01-09 | ベルト式無段変速機のベルト滑り診断装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021110388A JP2021110388A (ja) | 2021-08-02 |
JP7207336B2 true JP7207336B2 (ja) | 2023-01-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2020002452A Active JP7207336B2 (ja) | 2020-01-09 | 2020-01-09 | ベルト式無段変速機のベルト滑り診断装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11236821B2 (ja) |
JP (1) | JP7207336B2 (ja) |
CN (1) | CN113108054B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021003232A1 (en) * | 2019-07-01 | 2021-01-07 | Team Industries, Inc. | Uniform clamp actuated shift infinitely variable transmission system |
KR20220078767A (ko) * | 2020-12-03 | 2022-06-13 | 현대자동차주식회사 | 차량의 무단 변속기의 목표 변속비 필터링 방법 및 그 필터링 장치 |
Citations (5)
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JP2002031227A (ja) | 2000-07-14 | 2002-01-31 | Unisia Jecs Corp | 車両用自動変速機の制御装置 |
JP2003329126A (ja) | 2002-03-05 | 2003-11-19 | Toyota Motor Corp | 無段変速機の制御装置 |
JP2005042884A (ja) | 2003-07-25 | 2005-02-17 | Toyota Motor Corp | 無段変速機の制御装置 |
JP2007247816A (ja) | 2006-03-16 | 2007-09-27 | Jatco Ltd | 無段変速機の制御装置 |
WO2016151661A1 (ja) | 2015-03-20 | 2016-09-29 | 日産自動車株式会社 | 電動車両の制振制御装置 |
Family Cites Families (13)
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JP3498900B2 (ja) * | 1998-12-25 | 2004-02-23 | 日産自動車株式会社 | ベルト式無段変速機の制御装置 |
JP3885766B2 (ja) * | 2003-05-19 | 2007-02-28 | トヨタ自動車株式会社 | 車両の動力源と無段変速機との協調制御装置 |
JP4344380B2 (ja) * | 2006-12-26 | 2009-10-14 | ジヤトコ株式会社 | 無段変速機の制御装置 |
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US8636620B2 (en) * | 2010-10-28 | 2014-01-28 | Jatco Ltd | Automatic transmission |
JP5678929B2 (ja) * | 2012-08-01 | 2015-03-04 | トヨタ自動車株式会社 | 自動変速機の制御装置 |
KR102015695B1 (ko) * | 2013-11-22 | 2019-08-28 | 쟈트코 가부시키가이샤 | 무단 변속기의 제어 장치 |
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CN115743160A (zh) * | 2017-01-20 | 2023-03-07 | 北极星工业有限公司 | 用于估计无级变速器的传动带的磨损的方法和系统 |
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JP7119523B2 (ja) * | 2018-04-16 | 2022-08-17 | トヨタ自動車株式会社 | 車両用動力伝達装置の制御装置 |
-
2020
- 2020-01-09 JP JP2020002452A patent/JP7207336B2/ja active Active
- 2020-12-28 US US17/135,007 patent/US11236821B2/en active Active
-
2021
- 2021-01-08 CN CN202110021321.XA patent/CN113108054B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002031227A (ja) | 2000-07-14 | 2002-01-31 | Unisia Jecs Corp | 車両用自動変速機の制御装置 |
JP2003329126A (ja) | 2002-03-05 | 2003-11-19 | Toyota Motor Corp | 無段変速機の制御装置 |
JP2005042884A (ja) | 2003-07-25 | 2005-02-17 | Toyota Motor Corp | 無段変速機の制御装置 |
JP2007247816A (ja) | 2006-03-16 | 2007-09-27 | Jatco Ltd | 無段変速機の制御装置 |
WO2016151661A1 (ja) | 2015-03-20 | 2016-09-29 | 日産自動車株式会社 | 電動車両の制振制御装置 |
Also Published As
Publication number | Publication date |
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JP2021110388A (ja) | 2021-08-02 |
CN113108054B (zh) | 2022-05-24 |
US11236821B2 (en) | 2022-02-01 |
CN113108054A (zh) | 2021-07-13 |
US20210215248A1 (en) | 2021-07-15 |
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