JP5708528B2 - 捩り振動減衰装置 - Google Patents
捩り振動減衰装置 Download PDFInfo
- Publication number
- JP5708528B2 JP5708528B2 JP2012038895A JP2012038895A JP5708528B2 JP 5708528 B2 JP5708528 B2 JP 5708528B2 JP 2012038895 A JP2012038895 A JP 2012038895A JP 2012038895 A JP2012038895 A JP 2012038895A JP 5708528 B2 JP5708528 B2 JP 5708528B2
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- JP
- Japan
- Prior art keywords
- rolling
- rolling element
- rotating body
- torsional vibration
- center
- 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.)
- Expired - Fee Related
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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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/14—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
- F16F15/1407—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
- F16F15/145—Masses mounted with play with respect to driving means thus enabling free movement over a limited range
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Pulleys (AREA)
Description
n=(r/l)1/2 ・・・(1)
転動体5の往復運動の腕の長さlは、接触箇所C1の曲率半径R1から上述した距離R2を減じて計算できるため、上記の(1)式は下記の(2)式のように変形することができる。
n={r/(R1−R2)}1/2 ・・・(2)
往復運動次数nを回転体2の回転変動次数(捩り振動の次数)に合わせることにより、転動体5の往復運動によって回転体2の捩り振動を減衰することができる。
Claims (2)
- トルクを受けて回転する回転体の回転中心から外れた箇所に曲率中心を有する転動面が前記回転体に形成され、前記回転体と共に回転することによる遠心力によって前記転動面に接触させられかつ前記回転体の捩り振動によって前記転動面に沿って転動する転動体を備えた捩り振動減衰装置において、
前記転動面に嵌合する溝部が前記転動体の外周面に沿って形成され、
前記転動体の転動の角度の増大に応じて前記溝部に嵌合する前記転動面の幅が増大するように構成され、
前記転動体の転動の角度の増大に応じて前記転動体と前記転動面との接触箇所から前記転動体の重心までの距離が連続的に変化するように構成されている
ことを特徴とする捩り振動減衰装置。 - 前記転動体の転動の角度の増大に応じて前記接触箇所における前記転動面の曲率半径が増大するように構成されている
ことを特徴とする請求項1に記載の捩り振動減衰装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012038895A JP5708528B2 (ja) | 2012-02-24 | 2012-02-24 | 捩り振動減衰装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012038895A JP5708528B2 (ja) | 2012-02-24 | 2012-02-24 | 捩り振動減衰装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2013174298A JP2013174298A (ja) | 2013-09-05 |
| JP5708528B2 true JP5708528B2 (ja) | 2015-04-30 |
Family
ID=49267373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012038895A Expired - Fee Related JP5708528B2 (ja) | 2012-02-24 | 2012-02-24 | 捩り振動減衰装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5708528B2 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5928515B2 (ja) * | 2014-04-04 | 2016-06-01 | トヨタ自動車株式会社 | 捩り振動低減装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19635797C2 (de) * | 1996-06-12 | 2003-02-27 | Zf Sachs Ag | Torsionsschwingungsdämpfer mit Wälzkörpern als Koppelelemente |
| JP2010249297A (ja) * | 2009-04-20 | 2010-11-04 | Toyota Motor Corp | 遠心振子式動吸振器 |
| WO2011128988A1 (ja) * | 2010-04-14 | 2011-10-20 | トヨタ自動車株式会社 | ダイナミックダンパ |
-
2012
- 2012-02-24 JP JP2012038895A patent/JP5708528B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013174298A (ja) | 2013-09-05 |
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