JP2002127937A - Mounting device of car body - Google Patents
Mounting device of car bodyInfo
- Publication number
- JP2002127937A JP2002127937A JP2000327472A JP2000327472A JP2002127937A JP 2002127937 A JP2002127937 A JP 2002127937A JP 2000327472 A JP2000327472 A JP 2000327472A JP 2000327472 A JP2000327472 A JP 2000327472A JP 2002127937 A JP2002127937 A JP 2002127937A
- Authority
- JP
- Japan
- Prior art keywords
- vehicle body
- vibration
- vehicle
- mounting device
- mounting
- 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.)
- Pending
Links
Landscapes
- Body Structure For Vehicles (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は車枠に対し車体を支
持するマウンテイング装置、特に路面や機関から受ける
車体の振動に対して、車体の振動を抑制するようにした
車体のマウンテイング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 mounting device for supporting a vehicle body with respect to a vehicle frame, and more particularly to a mounting device for a vehicle body which suppresses vibration of the vehicle body against vibration of the vehicle body received from a road surface or an engine. It is.
【０００２】[0002]
【従来の技術】車枠付きＲＶ車における機関のアイドル
運転での振動対策として、機関マウントと車体マウント
のばね定数を小さくすることが考えられる。しかし、こ
の方法によれば、機関のアイドル運転での振動は低下す
るが、車両の乗り心地や運動性能が悪下する。2. Description of the Related Art It is conceivable to reduce the spring constant of an engine mount and a vehicle body mount as a measure against vibration during idle operation of an engine in an RV with a frame. However, according to this method, the vibration during the idling operation of the engine is reduced, but the riding comfort and the kinetic performance of the vehicle are deteriorated.
【０００３】[0003]
【発明が解決しようとする課題】本発明の課題は上述の
問題に鑑み、車両の乗り心地や運動性能を悪化させず
に、車体マウント装着点の振動を抑えるようにした、車
体のマウンテイング装置を提供することにある。SUMMARY OF THE INVENTION In view of the above-mentioned problems, an object of the present invention is to provide a mounting apparatus for a vehicle body in which vibration at a vehicle body mount mounting point is suppressed without deteriorating ride comfort and kinetic performance of the vehicle. Is to provide.
【０００４】[0004]
【課題を解決するための手段】上記課題を解決するため
に、本発明の構成は車両の車枠に車体を結合するマウン
テイング装置であつて、前記車体と前記車枠との間に介
在する弾性体の振動方向延長線上にダイナミツクダンパ
を配したことを特徴とする。SUMMARY OF THE INVENTION In order to solve the above problems, the present invention is directed to a mounting device for connecting a vehicle body to a vehicle frame, and an elastic body interposed between the vehicle body and the vehicle frame. Characterized in that a dynamic damper is disposed on an extension of the vibration direction.
【０００５】また、本発明の構成は車枠に固定された金
属製の円錐体と、該円錐体の内部に下半部を加硫接着し
た制振ゴムと、該制振ゴムを貫通し上端フランジが車体
の床板に結合した取付支板の下面に当接する金属製の案
内筒と、該案内筒の下端フランジと一体に形成した収容
筒と、前記取付支板と前記案内筒とを貫通するボルトの
下端にナツトにより支持した座板と前記下端フランジと
の間に上端を挟持されたばねと、前記収容筒に収容され
かつ前記ばねの下端に結合した平衡錘とを具備すること
を特徴とする、車両の車枠に車体を結合するマウンテイ
ング装置であつて、前記車体と前記車枠との間に介在す
る弾性体の振動方向延長線上にダイナミツクダンパを配
したことを特徴とする。The present invention also provides a metal cone fixed to a vehicle frame, a damping rubber having a lower half vulcanized and bonded to the inside of the cone, and an upper end flange penetrating the damping rubber. A metal guide tube abutting on the lower surface of a mounting support plate coupled to a floor plate of a vehicle body, a storage tube formed integrally with a lower end flange of the guide tube, and a bolt penetrating the mounting support plate and the guide tube. A spring whose upper end is sandwiched between a seat plate supported by a nut at the lower end of the nut and the lower end flange, and a balance weight housed in the housing cylinder and coupled to a lower end of the spring. A mounting device for connecting a vehicle body to a vehicle frame, wherein a dynamic damper is disposed on an extension line in a vibration direction of an elastic body interposed between the vehicle body and the vehicle frame.
【０００６】[0006]
【発明の実施の形態】車枠付きＲＶ車では、車枠と車体
は複数の車体マウントにより連結されている。車体を加
振する力は車枠から車体マウントを経て車体へ伝達され
るので、車体マウント全装着点の振動が零になれば、車
体は振動しないはずである。そこで、本発明では取付空
間の確保とコスト低減のために、ダイナミツクダンパと
一体の車体マウントを形成した。つまり、本発明では従
来の車体マウントの延長線上にもう１つの振動系を配し
て、従来の車体マウントの振動をキヤンセルさせて、振
動低減を図る。DESCRIPTION OF THE PREFERRED EMBODIMENTS In an RV with a vehicle frame, the vehicle frame and the vehicle body are connected by a plurality of vehicle body mounts. Since the force for exciting the vehicle body is transmitted from the vehicle frame to the vehicle body via the vehicle body mount, if the vibration at all the mounting points of the vehicle body mount becomes zero, the vehicle body should not vibrate. Therefore, in the present invention, in order to secure the mounting space and reduce the cost, a vehicle body mount integrated with the dynamic damper is formed. That is, in the present invention, another vibration system is arranged on an extension of the conventional vehicle body mount, and the vibration of the conventional vehicle body mount is canceled to reduce the vibration.
【０００７】[0007]
【実施例】図１は本発明に係る車体のマウンテイング装
置１０と車枠１６と車体６との関係を示す側面図、図２
は車枠１６に対し車体６を支持するための車体のマウン
テイング装置１０の側面断面図である。車体６は主とし
て床板６ａを、車枠１６に対して複数の車体マウント１
０により支持される。図２に示すように、車体マウント
１０は車枠１６に設けた円筒部１６ａへ金属製の円錐体
１５ａが挿通され、上方へ拡径される円錐体１５ａの上
端フランジ１５が、複数のボルト１４により車枠１６に
結合される。円錐体１５ａには制振ゴム１３が加硫成形
される。制振ゴム１３は円錐体１５ａから上方へ突出
し、くびれ部分１３ａにより車枠１６に対する車体６の
僅かな傾動と偏心運動を許すようになつている。制振ゴ
ム１３を貫通する案内筒３の上端フランジ２が皿型の取
付支板１２に重ね合され、ボルト７とナツト９により結
合される。取付支板１２は車体６の床板６ａに溶接など
により結合される。FIG. 1 is a side view showing the relationship between a vehicle body mounting apparatus 10, a vehicle frame 16, and a vehicle body 6 according to the present invention.
FIG. 3 is a side sectional view of the vehicle body mounting device 10 for supporting the vehicle body 6 with respect to the vehicle frame 16. The vehicle body 6 mainly includes a floor plate 6a and a plurality of vehicle body mounts 1 mounted on a vehicle frame 16.
Supported by 0. As shown in FIG. 2, in the vehicle body mount 10, a metal cone 15 a is inserted into a cylindrical portion 16 a provided in a vehicle frame 16, and an upper end flange 15 of the cone 15 a which is increased in diameter is fixed by a plurality of bolts 14. It is connected to the vehicle frame 16. The vibration damping rubber 13 is vulcanized and formed on the cone 15a. The damping rubber 13 protrudes upward from the cone 15a, and allows a slight tilting and eccentric movement of the vehicle body 6 with respect to the vehicle frame 16 by the constricted portion 13a. The upper end flange 2 of the guide cylinder 3 penetrating the vibration damping rubber 13 is superimposed on the dish-shaped mounting support plate 12, and is connected by the bolt 7 and the nut 9. The mounting support plate 12 is connected to the floor plate 6a of the vehicle body 6 by welding or the like.
【０００８】案内筒３の下端にはフランジ４を経て大径
の収容筒５が一体に形成され、収容筒５の内部に通孔１
８ａを有する平衡錘１８が収容される。この収容筒５の
部分は、案内筒３の下部のフランジ４の部分で分割して
成形した後、熔接などで一体化してもよい。平衡錘１８
の収容筒５に対向する外周面には、例えば４フツ化エチ
レン樹脂などの低摩擦性の被膜１９が形成される。平衡
錘１８はフランジ４に対してばね１７により支持され
る。ばね１７の上端部は巻径が小さくなつており、座板
８によりフランジ４へ押し付けられた状態にボルト７に
螺合したナツト９により締結される。ばね１７の下端は
平衡錘１８の上に重ね合され、例えば複数の環状の止め
具２０により平衡錘１８に係止される。しかし、ばね１
７は平衡錘１８に溶接されてもよい。A large-diameter storage cylinder 5 is integrally formed at the lower end of the guide cylinder 3 via a flange 4, and a through hole 1 is formed inside the storage cylinder 5.
A counterweight 18 having 8a is accommodated. The portion of the housing cylinder 5 may be divided and formed at the lower portion of the flange 4 of the guide cylinder 3 and then integrated by welding or the like. Balance weight 18
A low-friction film 19 such as, for example, tetrafluoroethylene resin is formed on the outer peripheral surface facing the storage cylinder 5. The counterweight 18 is supported by the spring 17 on the flange 4. The upper end of the spring 17 has a small winding diameter, and is fastened by a nut 9 screwed to the bolt 7 while being pressed against the flange 4 by the seat plate 8. The lower end of the spring 17 is superimposed on the balance weight 18 and is locked to the balance weight 18 by, for example, a plurality of annular stoppers 20. However, spring 1
7 may be welded to the counterweight 18.
【０００９】機関から受ける車枠１６の振動は、ばね１
７と平衡錘１８の系の振動により減殺され、さらに車枠
１６から車体６に伝わる振動は、制振ゴム１３を介して
減じられ、ボルト７を経て車体６に伝達される。車枠１
６の振動の主成分がアイドル回転数が７２０ｒｐｍの４
行程４気筒機関とすれば、車枠１６の振動数は回転２次
成分である２４Ｈｚである。ダンパとしてのばね１７と
平衡錘１８の系の固有振動数を、車枠１６の固有振動数
２４Ｈｚと等しくすると、ばね１７と平衡錘１８の系の
振動と、機関から受ける車枠１６の振動とが相互干渉し
て、車体６の振動はさらに低下する。The vibration of the vehicle frame 16 received from the engine is generated by the spring 1
The vibration transmitted from the vehicle frame 16 to the vehicle body 6 is reduced by the vibration of the system of the balance weight 7 and the balance weight 18, and is further reduced via the vibration damping rubber 13 and transmitted to the vehicle body 6 via the bolt 7. Car frame 1
The main component of vibration 6 is idle rotation speed of 720 rpm 4
In the case of a four-stroke cylinder engine, the frequency of the vehicle frame 16 is 24 Hz, which is the secondary rotation component. If the natural frequency of the system of the spring 17 and the balance weight 18 as the damper is made equal to the natural frequency of the vehicle frame 16 of 24 Hz, the vibration of the system of the spring 17 and the balance weight 18 and the vibration of the vehicle frame 16 received from the engine are mutually reciprocated. Due to the interference, the vibration of the vehicle body 6 is further reduced.
【００１０】図３，４に車両全体のモデルで計算した車
枠１６の車体マウント１０の装着点と、車体６の運転席
の取付部との振動を示す。図３に線３０で示すように、
本発明による振動数２４Ｈｚで減衰なし車体のマウンテ
イング装置１０をつけると、振動が約３ｄＢ低下する。
図４に線３１で示すように、車体６の運転席の取付部の
振動は、機関から受ける車枠１６の振動数が２４Ｈｚで
低下している。FIGS. 3 and 4 show the vibration between the mounting point of the vehicle body mount 10 of the vehicle frame 16 and the mounting portion of the driver's seat of the vehicle body 6 calculated by the model of the whole vehicle. As shown by line 30 in FIG.
The vibration is reduced by about 3 dB when the mounting apparatus 10 for a vehicle body having a vibration frequency of 24 Hz and no damping according to the present invention is attached.
As shown by a line 31 in FIG. 4, the vibration of the mounting portion of the driver's seat of the vehicle body 6 is reduced at a frequency of 24 Hz of the vehicle frame 16 received from the engine.
【００１１】[0011]
【発明の効果】本発明は上述のように、前記車体と前記
車枠との間に介在する弾性体の振動方向延長線上にダイ
ナミツクダンパを配したので、車枠から車体へ伝達され
る機関の振動は制振ゴムにより減じられるとともに、車
体の振動は平衡錘を加振し、車体の振動を打ち消す振動
を生じるので、簡単な構成て車体の振動を効率的に抑え
ることができる。As described above, according to the present invention, since the dynamic damper is disposed on the extension line in the vibration direction of the elastic body interposed between the vehicle body and the vehicle frame, the vibration of the engine transmitted from the vehicle frame to the vehicle body is provided. Is reduced by the damping rubber, and the vibration of the vehicle body vibrates the balance weight to generate a vibration that cancels the vibration of the vehicle body. Therefore, the vibration of the vehicle body can be efficiently suppressed with a simple configuration.
【図１】本発明に係る車体のマウンテイング装置の車枠
と車体との関係を示す側面図である。FIG. 1 is a side view showing the relationship between a vehicle frame and a vehicle body of a vehicle body mounting apparatus according to the present invention.
【図２】車枠に対し車体を支持するための車体のマウン
テイング装置の側面断面図である。FIG. 2 is a side cross-sectional view of a vehicle body mounting device for supporting the vehicle body with respect to a vehicle frame.
【図３】車両全体のモデルから計算した車体マウントの
装着点の振動を示す線図である。FIG. 3 is a diagram showing vibration at a mounting point of a vehicle body mount calculated from a model of the entire vehicle.
【図４】車両全体のモデルから計算した車体の運転席取
付部の振動を示す線図である。FIG. 4 is a diagram showing vibration of a driver's seat mounting portion of a vehicle body calculated from a model of the entire vehicle.
２：フランジ ３：案内筒 ４：フランジ ５：収容筒
６：車体 ６ａ：床板７：ボルト ８：座板 ９：ナ
ツト １０：車体マウント １１： １２：取付支板
１３：制振ゴム １３ａ：くびれ １４：ボルト １
５：フランジ １５ａ：円錐体 １６：車枠 １６ａ：
円筒部 １７：ばね １８：平衡錘 １８ａ：通孔 １
９：被膜 ２０：止め具2: Flange 3: Guide tube 4: Flange 5: Storage tube 6: Body 6a: Floor plate 7: Bolt 8: Seat plate 9: Nut 10: Body mount 11: 12: Mounting support plate
13: damping rubber 13a: constriction 14: bolt 1
5: Flange 15a: Conical body 16: Car frame 16a:
Cylindrical part 17: Spring 18: Balance weight 18a: Through hole 1
9: Coating 20: Stopper
Claims (2)
グ装置であつて、前記車体と前記車枠との間に介在する
弾性体の振動方向延長線上にダイナミツクダンパを配し
たことを特徴とするマウンテイング装置。1. A mounting device for connecting a vehicle body to a vehicle frame, wherein a dynamic damper is disposed on an extension line in a vibration direction of an elastic body interposed between the vehicle body and the vehicle frame. Mounting device.
錐体の内部に下半部を加硫接着した制振ゴムと、該制振
ゴムを貫通し上端フランジが車体の床板に結合した取付
支板の下面に当接する金属製の案内筒と、該案内筒の下
端フランジと一体に形成した収容筒と、前記取付支板と
前記案内筒とを貫通するボルトの下端にナツトにより支
持した座板と前記下端フランジとの間に上端を挟持され
たばねと、前記収容筒に収容されかつ前記ばねの下端に
結合した平衡錘とを具備することを特徴とする、車体の
マウンテイング装置。2. A metal cone fixed to a vehicle frame, a vibration damping rubber whose lower half is vulcanized and bonded inside the cone, and an upper end flange penetrating the vibration damping rubber is attached to a floor plate of a vehicle body. A metal guide tube abutting on the lower surface of the attached mounting plate, a storage tube integrally formed with a lower end flange of the guide tube, and a nut at a lower end of a bolt penetrating the mounting plate and the guide tube. A mounting device for a vehicle body, comprising: a spring having an upper end sandwiched between a supported seat plate and the lower end flange; and a balance weight housed in the housing cylinder and coupled to a lower end of the spring. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000327472A JP2002127937A (en) | 2000-10-26 | 2000-10-26 | Mounting device of car body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000327472A JP2002127937A (en) | 2000-10-26 | 2000-10-26 | Mounting device of car body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002127937A true JP2002127937A (en) | 2002-05-09 |
Family
ID=18804481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000327472A Pending JP2002127937A (en) | 2000-10-26 | 2000-10-26 | Mounting device of car body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002127937A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014204882A (en) * | 2013-04-15 | 2014-10-30 | 株式会社東芝 | Washing machine |
| JP2016098861A (en) * | 2014-11-18 | 2016-05-30 | 三菱自動車工業株式会社 | Cab mount |
| TWI740690B (en) * | 2020-10-23 | 2021-09-21 | 財團法人工業技術研究院 | Shock cushioning absorption structure combination, shock cushioning absorption structure of vehicle and vehicle |
-
2000
- 2000-10-26 JP JP2000327472A patent/JP2002127937A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014204882A (en) * | 2013-04-15 | 2014-10-30 | 株式会社東芝 | Washing machine |
| JP2016098861A (en) * | 2014-11-18 | 2016-05-30 | 三菱自動車工業株式会社 | Cab mount |
| TWI740690B (en) * | 2020-10-23 | 2021-09-21 | 財團法人工業技術研究院 | Shock cushioning absorption structure combination, shock cushioning absorption structure of vehicle and vehicle |
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