JP2686584B2 - Anti-vibration device with displacement conversion mechanism - Google Patents
Anti-vibration device with displacement conversion mechanismInfo
- Publication number
- JP2686584B2 JP2686584B2 JP34876292A JP34876292A JP2686584B2 JP 2686584 B2 JP2686584 B2 JP 2686584B2 JP 34876292 A JP34876292 A JP 34876292A JP 34876292 A JP34876292 A JP 34876292A JP 2686584 B2 JP2686584 B2 JP 2686584B2
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- actuator
- inclined surface
- case
- displacement
- 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 - Lifetime
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- Vibration Prevention Devices (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、機械振動の絶縁や制
振を行う防振装置に関するものであり、特に車両におい
てエンジンの振動が車体に伝わるのを防止するためなど
の、アクチュエータの変位変換機構を有するアクティブ
防振装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vibration isolator for insulating and damping mechanical vibrations, and particularly for displacement conversion of an actuator for preventing engine vibration from being transmitted to a vehicle body in a vehicle. The present invention relates to an active vibration isolation device having a mechanism.
【０００２】[0002]
【従来の技術】この種のアクティブ防振装置は、例え
ば、特開平２−４２２２８（特に図４、図５）、特開平
４−２５６４０（特に図３）、実開平４−１１６０３６
（特に図１、図１１、図１２）により公知である。2. Description of the Related Art Active vibration damping devices of this type are disclosed, for example, in Japanese Patent Application Laid-Open No. 2-42228 (particularly FIGS. 4 and 5), Japanese Patent Application Laid-Open No. 4-25640 (particularly FIG. 3), and Japanese Utility Model Laid-Open No. 4-116036.
It is known from (in particular FIG. 1, FIG. 11, FIG. 12).
【０００３】[0003]
【発明が解決しようとする課題】上記の公知のアクティ
ブ防振装置は、電荷を加えると機械的変位を発生する積
層型圧電素子をアクチュエータとして使い、その微小変
位をてこや、液体などによるパスカル作用などを利用し
て拡大する。The above-mentioned known active vibration isolator uses a laminated piezoelectric element that generates a mechanical displacement when an electric charge is applied as an actuator, and its minute displacement is used as a lever or a Pascal action by a liquid or the like. Use to expand.
【０００４】しかし、てこを用いる場合は、変位変換率
を大きくすると、強度の関係でてこ部材と支点軸受けと
がかなり大きくなり、また組み立て調整が非常に難し
い。However, when a lever is used, if the displacement conversion rate is increased, the lever member and the fulcrum bearing become considerably large due to the strength, and the assembly adjustment is very difficult.
【０００５】液体などを用いる場合は、シール部材に
は、変位を妨げない柔らかさが要求されるとともに、変
位変換効率を損なわないように高い液圧でも変形しない
固さも要求されるため、実用的なシール部材を得ること
は非常に難しい。さらに、組み立て時の液量調整がきわ
めて微妙である。When a liquid or the like is used, the seal member is required to have a softness that does not hinder the displacement and a hardness that does not deform even with a high liquid pressure so as not to impair the displacement conversion efficiency. It is very difficult to obtain a good seal member. Furthermore, the adjustment of the liquid volume during assembly is extremely delicate.
【０００６】なお、上記従来技術にはいずれも、変位変
換率をさらに大きくするための多段動作の技術がない。[0006] None of the above-mentioned prior arts has a multistage operation technology for further increasing the displacement conversion rate.
【０００７】この発明の目的は、てこ、支点、液シール
のない簡単な構造で大きな変位変換率を実現するアクテ
ィブ防振装置を提供するところにある。An object of the present invention is to provide an active vibration isolator which realizes a large displacement conversion rate with a simple structure without a lever, a fulcrum and a liquid seal.
【０００８】[0008]
【課題を解決するための手段】この発明では、上記の目
的を達成するために、くさびによる変位変換作用を利用
し、変位変換率を大きくするために、二つのくさび機構
を連結してそれぞれの変位を重畳して出力するように
し、且つ、装置を小型化するために、二つのくさび機構
の連結を一部の部品を共用して行った。In order to achieve the above object, the present invention utilizes the displacement conversion action of a wedge, and in order to increase the displacement conversion rate, two wedge mechanisms are connected to each other. In order to superimpose the displacement on the output and to downsize the device, the two wedge mechanisms were connected together by using some of the parts in common.
【０００９】詳しくは、この発明の防振装置は、振動体
１と被振動体２の間に介装される防振装置において、傾
斜面部材６と中間くさび部材７と保持部材８とで第１の
くさび機構を構成し、中間くさび部材７と支承部材９と
で第２のくさび機構を構成し、中間くさび部材７を共用
仲介して第１と第２のくさび機構を連結し、傾斜面部材
６がアクチュエータ４で駆動されるようにしてアクチュ
エータ４と共にケース３内に配設締結することを特徴と
する変位変換機構を有するものである。More specifically, the vibration isolator according to the present invention is a vibration isolator interposed between a vibrating body 1 and a vibrated body 2, and comprises an inclined surface member 6, an intermediate wedge member 7 and a holding member 8. The first wedge mechanism is configured, the second wedge mechanism is configured by the intermediate wedge member 7 and the support member 9, and the intermediate wedge member 7 is commonly used as an intermediary to connect the first and second wedge mechanisms, and the inclined surface is formed. It has a displacement conversion mechanism characterized in that the member 6 is driven by the actuator 4 and arranged and fastened in the case 3 together with the actuator 4.
【００１０】また、この発明の防振装置は、振動体１と
被振動体２との間に介装される防振装置において、ケー
ス３の内部にアクチュエータ４を配し、アクチュエータ
４の一端側に傾斜面部材６を配し、前記傾斜面部材６の
アクチュエータ４とは反対側にある傾斜面１４とこの傾
斜面１４から距離をおいて配した保持部材８との間に中
間くさび部材７を配し、前記中間くさび部材のくさび面
に当接するくさび面を有する支承部材９を前記ケース３
の開口端１５から外方に望ませて配し、前記の傾斜面部
材６と中間くさび部材７と保持部材８とで第１のくさび
機構を構成し、前記の中間くさび部材７と支承部材９と
で第２のくさび機構を構成し、両くさび機構が共用され
る中間くさび部材７により機能連結され、傾斜面部材６
を介してアクチュエータ４により駆動されるようになし
たことを特徴とする変位変換機構を有するものであって
もよい。Further, in the vibration isolator of the present invention, in the vibration isolator interposed between the vibrating body 1 and the vibrated body 2, the actuator 4 is arranged inside the case 3 and one end side of the actuator 4 is provided. The inclined surface member 6 is arranged on the lower surface of the inclined surface member 6, and the intermediate wedge member 7 is provided between the inclined surface 14 on the opposite side of the inclined surface member 6 and the holding member 8 arranged at a distance from the inclined surface 14. The bearing member 9 having a wedge surface that is arranged and abuts on the wedge surface of the intermediate wedge member.
The inclined surface member 6, the intermediate wedge member 7 and the holding member 8 to form a first wedge mechanism, and the intermediate wedge member 7 and the support member 9 And constitute a second wedge mechanism and are functionally connected by an intermediate wedge member 7 in which both wedge mechanisms are commonly used.
It may have a displacement conversion mechanism characterized by being driven by the actuator 4 via.
【００１１】[0011]
【作 用】説明のため、傾斜面部材６と中間くさび部材
７との間の面を第１すべり面１０、中間くさび部材７と
保持部材８との間の面を第２すべり面１１、中間くさび
部材７と支承部材９との間の面を第３すべり面１２と称
する。[Operation] For the sake of explanation, the surface between the inclined surface member 6 and the intermediate wedge member 7 is the first sliding surface 10, the surface between the intermediate wedge member 7 and the holding member 8 is the second sliding surface 11, and the intermediate sliding member 11 is the intermediate sliding member 11. The surface between the wedge member 7 and the support member 9 is referred to as a third slip surface 12.
【００１２】図３は第１くさび機構の作用図を示す。FIG. 3 shows an operation diagram of the first wedge mechanism.
【００１３】傾斜面部材６を第２すべり面１１に向かっ
てｄｚ動かせば、傾斜面部材６と保持部材８とに挟まれ
た中間くさび部材７はｄｘだけ動く。その変位量は、第
１すべり面１０と第２すべり面１１のなす角をθ（０＜
θ＜π／２）とする時、 ｄｘ＝ｄｚ・Ｃｏｔθ で表される。When the inclined surface member 6 is moved by dz toward the second slip surface 11, the intermediate wedge member 7 sandwiched between the inclined surface member 6 and the holding member 8 moves by dx. As for the displacement amount, the angle formed by the first slip surface 10 and the second slip surface 11 is θ (0 <
When θ <π / 2), it is represented by dx = dz · Cotθ.
【００１４】０＜θ＜π／４の時は ｄｘ＞ｄｚ
となり変位拡大機構、π／４＜θ＜π／２の時は ｄｘ
＜ｄｚ となり変位縮小機構となる。When 0 <θ <π / 4, dx> dz
Displacement magnifying mechanism, dx when π / 4 <θ <π / 2
It becomes <dz and it becomes a displacement reduction mechanism.
【００１５】図４に第２くさび機構の作用図を示す。FIG. 4 shows an operation diagram of the second wedge mechanism.
【００１６】中間くさび部材７を仮想すべり面２０（支
承部材９がｄｚ方向のみしか動かない場合のｄＺと平行
な仮想面）に向ってｄＸ動かせば、これらの間に挟まれ
た支承部材９はｄＺだけ動く。その変位量は、第３すべ
り面１２と仮想すべり面２０のなす角をγ（０＜γ＜π
／２）とする時、第１くさび機構の場合と同様に、 ｄＺ＝ｄＸ・Ｃｏｔγ で表される。When the intermediate wedge member 7 is moved dX toward the virtual sliding surface 20 (the virtual surface parallel to dZ when the support member 9 moves only in the dz direction), the support member 9 sandwiched between them is formed. It moves by dZ. As for the displacement amount, the angle formed by the third slip surface 12 and the virtual slip surface 20 is γ (0 <γ <π
/ 2), as in the case of the first wedge mechanism, it is represented by dZ = dX · Cotγ.
【００１７】０＜γ＜π／４の時は ｄＺ＞ｄＸ
となり変位拡大機構、π／４＜θ＜π／２の時は ｄＺ
＜ｄＸ となり変位縮小機構となる。When 0 <γ <π / 4, dZ> dX
Displacement magnifying mechanism, dZ when π / 4 <θ <π / 2
It becomes <dX and becomes a displacement reduction mechanism.
【００１８】実際には、図３に示す第１くさび機構と図
４に示す第２くさび機構とが中間くさび部材７を共用し
ている。すなわち、第１くさび機構と第２くさび機構は
共通部材７で連結されることになり ｄｘ＝ｄＸ ∴ｄＺ＝ｄｚ・Ｃｏｔθ・Ｃｏｔγ となる。In practice, the first wedge mechanism shown in FIG. 3 and the second wedge mechanism shown in FIG. 4 share the intermediate wedge member 7. That is, the first wedge mechanism and the second wedge mechanism are connected by the common member 7, and dx = dX∴dZ = dz · Cotθ · Cotγ.
【００１９】θ、γともに０からπ／４の間、あるいは
π／４からπ／２の間に設定すれば大きな変位拡大率ま
たは変位縮小率が容易に得られる。By setting both θ and γ between 0 and π / 4 or between π / 4 and π / 2, a large displacement enlargement ratio or displacement reduction ratio can be easily obtained.
【００２０】一般に、積層型圧電素子や磁歪素子のよう
にアクチュエータ変位が微小なものでは、くさび機構は
拡大型とし、電磁型のようにアクチュエータ変位が大き
いものでは、くさび機構は縮小型とする。In general, the wedge mechanism is of an enlarged type when the actuator displacement is small, such as a laminated piezoelectric element or a magnetostrictive element, and the wedge mechanism is of a reduced type when the actuator displacement is large, such as an electromagnetic type.
【００２１】[0021]
【実施例】積層型圧電素子をアクチュエータとして使い
その変位を拡大して出力するアクティブ防振装置の、本
発明による実施例を図１に示す。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows an embodiment of an active vibration damping device according to the present invention, which uses a laminated piezoelectric element as an actuator and magnifies and outputs the displacement.
【００２２】この防振装置はケース３によって、アクチ
ュエータ４、第１くさび機構６，７，８、第２くさび機
構７，９のすべてを一体にコンパクトにまとめめユニッ
ト化している。In this vibration isolator, the actuator 3, the first wedge mechanisms 6, 7, 8 and the second wedge mechanisms 7, 9 are all integrated into a unit by the case 3 into a compact unit.
【００２３】すなわち、３は筒型のケースであって、そ
の下端フランジが被振動体２（例えば車両の車体）に固
定され、その上端開口部１５に配した支承部材９が振動
体１（例えば車両のエンジン）に固定されている。ケー
ス３の内部には例えば積層型圧電素子であるアクチュエ
ータ４が配されており、その下端にある端面部材５がケ
ース３の下端フランジに当接している。アクチュエータ
４の上端には傾斜面部材６が配されている。この部材６
の上面は、断面で見てＶ字型の斜面１４を形成してい
る。このＶ字形斜面１４の上に中間くさび部材７が載置
されている。中間くさび部材７の上面は図示の場合は水
平であるが、これに限らず傾斜していてもよい。８は下
端にフランジを有する保持部材であって、このフランジ
が中間くさび部材７の上面とケース３の上端にある内側
フランジとの間に挾まれている。前記のように中間くさ
び部材７の上面が傾斜している場合には、保持部材８の
フランジもこれと平行に傾斜している必要がある。保持
部材８の内周面にはゴム部材１３を介して支承部材９が
取付けられている。支承部材９は上部が円筒状、下部が
逆角錐状であり、下部外周面が中間くさび部材７の内周
面に当接している。That is, 3 is a cylindrical case, the lower end flange of which is fixed to the body to be vibrated 2 (for example, the vehicle body of the vehicle), and the support member 9 arranged in the upper end opening 15 of the body 1 (for example, vibrating body). It is fixed to the vehicle engine). An actuator 4, which is, for example, a laminated piezoelectric element, is arranged inside the case 3, and an end surface member 5 at the lower end of the actuator 4 is in contact with a lower end flange of the case 3. An inclined surface member 6 is arranged on the upper end of the actuator 4. This member 6
The upper surface of V forms a V-shaped slope 14 when viewed in cross section. The intermediate wedge member 7 is placed on the V-shaped slope 14. Although the upper surface of the intermediate wedge member 7 is horizontal in the illustrated case, it is not limited to this and may be inclined. Reference numeral 8 denotes a holding member having a flange at the lower end, and this flange is sandwiched between the upper surface of the intermediate wedge member 7 and the inner flange at the upper end of the case 3. When the upper surface of the intermediate wedge member 7 is inclined as described above, the flange of the holding member 8 also needs to be inclined parallel to this. A bearing member 9 is attached to the inner peripheral surface of the holding member 8 via a rubber member 13. The support member 9 has a cylindrical upper portion and an inverted pyramid lower portion, and an outer peripheral surface of the lower portion is in contact with an inner peripheral surface of the intermediate wedge member 7.
【００２４】傾斜面部材６と、中間くさび部材７と、支
承部材９との形状の関連は図２に示すとおりである。す
なわち、傾斜面部材６の上面は逆四角錐面状に窪んでい
る。この上に当接する中間くさび部材７は連続円環状で
はなく、４個の切片として構成されている。支承部材９
の下部は逆四角錐状であって、中間くさび部材７の内面
がこれに当接している。このように、第１すべり面１
０、第２すべり面１１、第３すべり面１２はすべて平面
に加工されている。The shape relationships among the inclined surface member 6, the intermediate wedge member 7 and the support member 9 are as shown in FIG. That is, the upper surface of the inclined surface member 6 is recessed in the shape of an inverted quadrangular pyramid. The intermediate wedge member 7 abutting on this is not formed as a continuous annular shape but as four pieces. Support member 9
Has a reverse pyramid shape, and the inner surface of the intermediate wedge member 7 is in contact with this. In this way, the first slip surface 1
0, the second slip surface 11, and the third slip surface 12 are all processed into flat surfaces.
【００２５】傾斜面部材６の上面と支承部材９の下部の
形状は、逆四角錐状に限定されず、逆三角錐状、逆五角
錐状、その他任意の逆ｎ角錐状に形成することができ
る。そして、中間くさび部材は、これに応じて３個、５
個、……ｎ個を設ける。The shapes of the upper surface of the inclined surface member 6 and the lower portion of the support member 9 are not limited to the inverted quadrangular pyramid shape, but may be formed into an inverted triangular pyramid shape, an inverted pentagonal pyramid shape, or any other inverted n-pyramidal shape. it can. And the intermediate wedge members are three, five according to this.
The number is set to n.
【００２６】上記のように、支承部材９と保持部材８は
ゴム部材１３を介して結合しており、アクチュエータ４
にプレロードが必要な時は、振動体１の積載荷重による
プレロードの過不足分をこのゴムの弾性で与える。As described above, the support member 9 and the holding member 8 are connected via the rubber member 13, and the actuator 4
When the preload is required, the elasticity of the rubber gives an excess or deficiency of the preload due to the load of the vibrating body 1.
【００２７】前記のすべての部材はケース３と同軸配置
になっている。これらの部材のすべてをケース３に挿入
し、保持部材８を介して、ケース３を予め決められた寸
法までかしめることにより、くさび機構の求心作用もあ
って、組み立て調整がきわめて容易である。All the above-mentioned members are arranged coaxially with the case 3. By inserting all of these members into the case 3 and caulking the case 3 to a predetermined size via the holding member 8, there is also a centripetal action of the wedge mechanism, and assembly and adjustment are extremely easy.
【００２８】傾斜面部材６、中間くさび部材７、保持部
材８が第１くさび機構を構成し、中間くさび部材７と支
承部材９とによって第２くさび機構を構成している。こ
のように、中間くさび部材が第１と第１のくさび機構に
おいて共用されている。図示の場合は、作用の項で述べ
たＣｏｔθ、Ｃｏｔγは、Ｃｏｔθは約３、Ｃｏｔγは
約４であり、総合変位変換率（Ｃｏｔθ・Ｃｏｔγ）は
約１２である。The inclined surface member 6, the intermediate wedge member 7, and the holding member 8 constitute a first wedge mechanism, and the intermediate wedge member 7 and the support member 9 constitute a second wedge mechanism. Thus, the intermediate wedge member is shared by the first and first wedge mechanisms. In the illustrated case, Cotθ and Cotγ described in the section of action are Cotθ of about 3, Cotγ of about 4, and the total displacement conversion rate (Cotθ · Cotγ) of about 12.
【００２９】すべり面は潤滑油ですべり易くしてある
が、このすべり面は潤滑すべりに限らず、ローラーころ
がりでもよく、ボールころがりでもよい。後者の場合
は、すべり面は必ずしも平面でなくとも、ボールのころ
がり路が確保してあればよい。Although the sliding surface is made to slip easily with lubricating oil, this sliding surface is not limited to lubrication sliding, and may be roller rolling or ball rolling. In the latter case, the slip surface is not necessarily a flat surface as long as the rolling path of the ball is secured.
【００３０】アクチュエータ４は圧電素子に限らず、電
歪素子、磁歪素子、電磁石などでもよい。The actuator 4 is not limited to a piezoelectric element, but may be an electrostrictive element, a magnetostrictive element, an electromagnet, or the like.
【００３１】傾斜面部材６とアクチュエータ４の間に偏
荷重分散のためのボール又は突起接触の面材を挟んでも
よい。Between the inclined surface member 6 and the actuator 4, a ball or a projection-contacting surface material for distributing an unbalanced load may be interposed.
【００３２】支承部材９はゴム保持の代わりにピストン
のような潤滑摺動でもよいが、その場合は別途スプリン
グ等によるプレロード手段を設けると同時に、ケース３
と被振動体１の間に横荷重を和らげるためのゴム等のク
ッション材を設けるとよい。The bearing member 9 may be lubricated and slid like a piston instead of holding rubber. In that case, a preload means such as a spring is separately provided and at the same time, the case 3 is used.
A cushioning material such as rubber may be provided between the vibrating body 1 and the vibrating body 1.
【００３３】[0033]
【発明の効果】大きな出力変位を持つアクティブ防振装
置を簡単な部品構成からなるユニットで実現することが
できた。The active vibration isolator having a large output displacement can be realized by a unit having a simple component structure.
【図１】本発明の一実施例を示す断面図。FIG. 1 is a sectional view showing an embodiment of the present invention.
【図２】傾斜面部材、中間くさび部材、支承部材を示す
分解斜視図。明瞭のため、４つの中間くさび部材のう
ち、図において左下のものは支承部材に接触して、その
他のものは支承部材から離して示している。FIG. 2 is an exploded perspective view showing an inclined surface member, an intermediate wedge member, and a support member. Of the four intermediate wedge members, the one in the lower left of the figure is shown in contact with the bearing member and the other is shown separated from the bearing member for clarity.
【図３】第１くさび機構の動作を示す概略図。FIG. 3 is a schematic view showing the operation of the first wedge mechanism.
【図４】第２くさび機構の動作を示す概略図。FIG. 4 is a schematic view showing the operation of the second wedge mechanism.
１…被振動体 ２…振動体 ３…ケース ４…アクチュエータ ５…アクチュエータの端面部材 ６…傾斜面部材 ７…中間くさび部材 ８…保持部材 ９…支承部材 １０…第１すべり面 １１…第２すべり面 １２…第３すべり面 １３…ゴム部材 １４…斜面 １５…上端開口部 DESCRIPTION OF SYMBOLS 1 ... Vibrating body 2 ... Vibrating body 3 ... Case 4 ... Actuator 5 ... Actuator end surface member 6 ... Inclined surface member 7 ... Intermediate wedge member 8 ... Holding member 9 ... Bearing member 10 ... First slip surface 11 ... Second slip surface Surface 12 ... Third slip surface 13 ... Rubber member 14 ... Slope 15 ... Upper end opening
Claims (2)
防振装置において、傾斜面部材６と中間くさび部材７と
保持部材８とで第１のくさび機構を構成し、中間くさび
部材７と支承部材９とで第２のくさび機構を構成し、中
間くさび部材７を共用仲介して第１と第２のくさび機構
を連結し、傾斜面部材６がアクチュエータ４で駆動され
るようにしてアクチュエータ４と共にケース３内に配設
締結することを特徴とする変位変換機構を有する防振装
置。1. A vibration isolation device interposed between a vibrating body 1 and a vibrated body 2, wherein a slanting surface member 6, an intermediate wedge member 7 and a holding member 8 constitute a first wedge mechanism, and an intermediate member. The wedge member 7 and the support member 9 constitute a second wedge mechanism, the intermediate wedge member 7 is commonly used as an intermediary to connect the first and second wedge mechanisms, and the inclined surface member 6 is driven by the actuator 4. An anti-vibration device having a displacement conversion mechanism, which is arranged and fastened together with the actuator 4 in the case 3 in this manner.
る防振装置において、ケース３の内部にアクチュエータ
４を配し、アクチュエータ４の一端側に傾斜面部材６を
配し、前記傾斜面部材６のアクチュエータ４とは反対側
にある傾斜面１４とこの傾斜面１４から距離をおいて配
した保持部材８との間に中間くさび部材７を配し、前記
中間くさび部材のくさび面に当接するくさび面を有する
支承部材９を前記ケース３の開口端１５から外方に望ま
せて配し、前記の傾斜面部材６と中間くさび部材７と保
持部材８とで第１のくさび機構を構成し、前記の中間く
さび部材７と支承部材９とで第２のくさび機構を構成
し、両くさび機構が共用される中間くさび部材７により
機能連結され、傾斜面部材６を介してアクチュエータ４
により駆動されるようになしたことを特徴とする変位変
換機構を有する防振装置。2. A vibration isolator interposed between a vibrating body 1 and a vibrated body 2, wherein an actuator 4 is arranged inside a case 3, and an inclined surface member 6 is arranged on one end side of the actuator 4. The intermediate wedge member 7 is arranged between the inclined surface 14 of the inclined surface member 6 on the side opposite to the actuator 4 and the holding member 8 arranged at a distance from the inclined surface 14, and the intermediate wedge member 7 A supporting member 9 having a wedge surface that abuts against the wedge surface is arranged outwardly from the opening end 15 of the case 3, and the inclined surface member 6, the intermediate wedge member 7, and the holding member 8 form a first member. A wedge mechanism is constituted, and the intermediate wedge member 7 and the support member 9 constitute a second wedge mechanism, which is functionally connected by the intermediate wedge member 7 in which both wedge mechanisms are commonly used, and through the inclined surface member 6. Actuator 4
An anti-vibration device having a displacement conversion mechanism characterized by being driven by a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34876292A JP2686584B2 (en) | 1992-12-28 | 1992-12-28 | Anti-vibration device with displacement conversion mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34876292A JP2686584B2 (en) | 1992-12-28 | 1992-12-28 | Anti-vibration device with displacement conversion mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06200975A JPH06200975A (en) | 1994-07-19 |
| JP2686584B2 true JP2686584B2 (en) | 1997-12-08 |
Family
ID=18399196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP34876292A Expired - Lifetime JP2686584B2 (en) | 1992-12-28 | 1992-12-28 | Anti-vibration device with displacement conversion mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2686584B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19712292B4 (en) * | 1997-03-24 | 2004-12-02 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | vibration |
| JP4822133B2 (en) * | 2007-07-26 | 2011-11-24 | 清水建設株式会社 | Displacement expansion mechanism, damping damper and seismic isolation mechanism |
| WO2011158823A1 (en) * | 2010-06-14 | 2011-12-22 | 国立大学法人熊本大学 | Vibration dampening device |
-
1992
- 1992-12-28 JP JP34876292A patent/JP2686584B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06200975A (en) | 1994-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19970715 |