JPS6235126A - Fitting structure of stopper for vibration isolator - Google Patents
Fitting structure of stopper for vibration isolatorInfo
- Publication number
- JPS6235126A JPS6235126A JP17358685A JP17358685A JPS6235126A JP S6235126 A JPS6235126 A JP S6235126A JP 17358685 A JP17358685 A JP 17358685A JP 17358685 A JP17358685 A JP 17358685A JP S6235126 A JPS6235126 A JP S6235126A
- Authority
- JP
- Japan
- Prior art keywords
- inner cylinder
- stopper
- bolt
- elastic body
- cylinder
- 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
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
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Springs (AREA)
Abstract
Description
【発明の詳細な説明】
[産業上の利用分野]
本発明は内外筒の相対移動方向の振動を、内筒と外筒と
の間に介在される弾性体で吸収する防振装置に用いられ
、相対移動を制限するためのストッパを内筒へ取付ける
ストッパ取付構造に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention is used in a vibration isolating device that absorbs vibrations in the direction of relative movement between an inner cylinder and an outer cylinder by an elastic body interposed between an inner cylinder and an outer cylinder. , relates to a stopper attachment structure for attaching a stopper to an inner cylinder for restricting relative movement.
[背景技術及び解決すべき事項]
せん断型の防振ゴムでは、内外筒の間に弾性体が加硫接
着されており、内外筒の一方を車体へ、他方をボディ、
キャブ等へ取付けることにより。[Background technology and issues to be solved] In shear type vibration isolating rubber, an elastic body is vulcanized and bonded between the inner and outer cylinders, and one of the inner and outer cylinders is connected to the vehicle body, and the other to the body.
By attaching it to the cab etc.
車体振動を吸収できるようになっている。It is designed to absorb vehicle body vibrations.
この防振装置では、内筒ヘストツパが取付けられ、内外
筒の所定値以上の移動が制限されるようになっている。In this vibration isolator, an inner cylinder hem stopper is attached to restrict movement of the inner and outer cylinders beyond a predetermined value.
このストッパは心金として用いられるボルトが内筒へ挿
入され、突出先端部にナツトを螺合して内筒へ取付ける
構成である。This stopper is attached to the inner cylinder by inserting a bolt used as a mandrel into the inner cylinder and screwing a nut onto the protruding tip.
このストッパの取付時には、ボルトを内筒へ挿入した後
に、この挿入状態を片方の手で保持しつつ、他方でナツ
トを締付ける作業をする必要があり、取付場所との関係
で作業性が低下する原因となっている。When installing this stopper, after inserting the bolt into the inner cylinder, it is necessary to hold this inserted state with one hand while tightening the nut with the other hand, which reduces work efficiency due to the installation location. It is the cause.
本発明、は上記事実を考慮し、ストッパを容易に取付け
ることができる防振装置用ストッパ取付構造を得ること
が目的である。The present invention has been made in consideration of the above-mentioned facts, and an object of the present invention is to obtain a stopper mounting structure for a vibration isolator, which allows a stopper to be easily mounted.
[発明の概要及び作用]
本発明に係る防振装置用ストッパ取付構造では、外筒と
内筒との間に弾性体が設けられ、内外筒の相対移動方向
の振動を吸収すると共に内筒へ前記相対移動を制限する
ストッパの心金が挿入される防振装置に用いられ、前記
内筒には前記弾性体の一部が突出されて前記心金の当接
用とされたことを特徴としている。[Summary and operation of the invention] In the stopper mounting structure for a vibration isolator according to the present invention, an elastic body is provided between the outer cylinder and the inner cylinder, and absorbs vibrations in the relative movement direction of the inner and outer cylinders, and also absorbs vibrations to the inner cylinder. Used in a vibration isolating device into which a mandrel of a stopper that limits the relative movement is inserted, wherein a part of the elastic body protrudes from the inner cylinder and is used for abutting the mandrel. There is.
このため本発明では、心金を内筒内へ挿入すると、この
心金へは弾性体の突出した一部がち接し、心金の脱落を
防止する。Therefore, in the present invention, when the mandrel is inserted into the inner cylinder, the protruding part of the elastic body comes into contact with the mandrel, thereby preventing the mandrel from falling off.
このため作業員は内筒から突出した心金の先端部へナツ
トを螺合すればよく、作業性が著しく向上している。Therefore, the operator only has to screw the nut onto the tip of the mandrel protruding from the inner cylinder, which significantly improves work efficiency.
[発明の実施例]
第1.2図には不発圓の第1実施例に係るストッパ取付
構造が適用された防振装置が示されている。[Embodiments of the Invention] Fig. 1.2 shows a vibration isolator to which the stopper mounting structure according to the first embodiment of the non-explosion circle is applied.
外筒10は軸方向一端に折曲部12を有し、軸方向他端
には同様に折曲げられ1.つ延長されたフランジ部14
が設けられている。このフランジ部14には取付孔16
が形成され、図示しない自動車のフレームへと取付けら
れるようになっている。The outer cylinder 10 has a bent portion 12 at one end in the axial direction, and is similarly bent at the other end in the axial direction. Extended flange portion 14
is provided. This flange portion 14 has a mounting hole 16.
is formed and is adapted to be attached to an automobile frame (not shown).
外筒lOの内周には弾性体であるゴム18が加硫接着さ
れており、このゴム18は外筒10と同軸的に配置され
る内筒20の列内へ加硫接着されている。Rubber 18, which is an elastic body, is vulcanized and bonded to the inner periphery of the outer cylinder 10, and this rubber 18 is vulcanized and bonded into a row of inner cylinders 20 arranged coaxially with the outer cylinder 10.
内筒20の下端部にはストッパプレート22の略中央部
が当接している。このストッパプレート22は周縁部が
フランジ部14の下方に配置され、外筒10と内筒20
との第1図1−下方向の大きな相対移動を制限するよう
になっている。A substantially central portion of the stopper plate 22 is in contact with the lower end portion of the inner cylinder 20 . This stopper plate 22 has a circumferential edge disposed below the flange portion 14, and has an outer cylinder 10 and an inner cylinder 22.
It is designed to limit large relative movement in the downward direction with respect to FIG.
ストッパプレート22を貫通する心金であるボルト24
は中間部が内筒20内を貫通し、−1一端部が突出して
いる。このボルト24の上端部は内筒20−1−へ搭・
成されるキャブ26を貫通し、先端部にナツト28が螺
合される構成となっている。A bolt 24 that is a metal core passing through the stopper plate 22
The middle part penetrates inside the inner cylinder 20, and the -1 end part protrudes. The upper end of this bolt 24 is attached to the inner cylinder 20-1-.
The nut 28 is configured to pass through the cab 26 and be screwed onto the tip end thereof.
これによってボルト24はストッパプレート22と共に
キャブ26を内筒20へ固着することができる。Thereby, the bolt 24 can fix the cab 26 to the inner cylinder 20 together with the stopper plate 22.
内筒20には第3図に示される如く軸方向両端部に切欠
30が形成され、この切欠30を通してゴム18の一部
が内筒20の内周へ至る延長部32を形成されている。As shown in FIG. 3, the inner cylinder 20 has notches 30 formed at both ends in the axial direction, and a portion of the rubber 18 extends through the notches 30 to form an extension 32 extending to the inner periphery of the inner cylinder 20.
この延長部32は第1.2図に示される如く、ゴム18
と共に内筒20を周回する形状になっている。This extension 32 is connected to the rubber 18 as shown in FIG. 1.2.
It has a shape that revolves around the inner cylinder 20 as well.
従って内筒20内へ挿入されるボルト24はその外周が
延長部32の一部と当接し、摩擦力を生ずるようになっ
ている。Therefore, the outer periphery of the bolt 24 inserted into the inner cylinder 20 comes into contact with a part of the extension part 32, producing a frictional force.
次に本実施例の作用を説明する。Next, the operation of this embodiment will be explained.
外筒10をフランジ部14を用いて図示しない車体へ取
付け、内筒20上へはキャブ26を搭載する。The outer cylinder 10 is attached to a vehicle body (not shown) using the flange part 14, and a cab 26 is mounted on the inner cylinder 20.
ここでボルト24をストッパプレート22を通して下方
から上方へと内筒20内へ挿入貫通させる。Here, the bolt 24 is inserted and penetrated into the inner cylinder 20 from below to above through the stopper plate 22.
貫通先端部へはナツト28を螺合するが、挿入されたボ
ルト24はナツト28を螺合する前に延長部32と当接
しているので、延長部32との間に摩擦力を受け、ボル
ト24が不用意に脱落することはない。The nut 28 is screwed into the penetrating tip, but since the inserted bolt 24 is in contact with the extension 32 before the nut 28 is screwed, a frictional force is applied between the bolt 24 and the extension 32, and the bolt is tightened. 24 will not fall off carelessly.
従ってこの状態で作業員はボルト24の先端部へナツト
28を容易に螺合することができ、これによってストッ
パプレート22及びキャブ26を内筒20へ[)4着す
ることができる。Therefore, in this state, the worker can easily screw the nut 28 onto the tip of the bolt 24, thereby attaching the stopper plate 22 and the cab 26 to the inner cylinder 20.
車両走行時には、lj両に生ずる振動によって外筒10
.内筒20が第1図−■−下方向に相対移動するが、こ
れはゴム18をせん断する力となって作用する。このた
めゴム18の内部摩擦によって振動が吸収される。When the vehicle is running, the outer cylinder 10 is
.. The inner cylinder 20 relatively moves downward in FIG. Therefore, vibrations are absorbed by the internal friction of the rubber 18.
また相対移動が大きい場合には、ストッパプレート22
がフランジ部14へと当接して所定値以上の相対移動を
制限する。Also, if the relative movement is large, the stopper plate 22
comes into contact with the flange portion 14 to restrict relative movement beyond a predetermined value.
なおこのストッパプレート22とフランジ部14との直
接接触を回避するために、ゴム18の一部はフランジ部
14の下方へも延長されている。Note that in order to avoid direct contact between the stopper plate 22 and the flange portion 14, a portion of the rubber 18 is also extended below the flange portion 14.
次に第4図に示される本発明の第2実施例では前記第1
実施例の延長部32の一部が取除かれて延長部32が内
筒20の軸方向片側で内筒20の内周へ突出した構成で
ある。Next, in a second embodiment of the present invention shown in FIG.
A part of the extension part 32 of the embodiment is removed and the extension part 32 protrudes toward the inner periphery of the inner cylinder 20 on one side of the inner cylinder 20 in the axial direction.
[発明の効果〕
以−ヒ説明した如く本発明に係る防振装置用ストツバ取
付構造では、外筒と内筒との間に弾性体が設けられ、内
外筒の相対移動方向の振動を吸収すると共に内筒へ前記
相対移動を制限するストッパの心金が挿入される防振装
置に用いられ、前記内筒には前記弾性体の一部が突出さ
れて前記心金の当接用とされたことを特徴としているの
で、ストッパ取付作業が容易となる優れた効果を有する
。[Effects of the Invention] As explained below, in the stop collar mounting structure for a vibration isolator according to the present invention, an elastic body is provided between the outer cylinder and the inner cylinder to absorb vibrations in the direction of relative movement between the inner and outer cylinders. It is also used in a vibration isolating device in which a mandrel of a stopper that limits the relative movement is inserted into an inner cylinder, and a part of the elastic body protrudes from the inner cylinder and is used for contacting the mandrel. This feature has an excellent effect of making the stopper installation work easier.
第1図は本発明に係る防振装置用ストッパ取付構造が適
用された防振装置を示す第2図I−I線断面に相当する
断面図、第2図は第1図の上面図、第3図は第1実施例
の内筒を示す斜視図、第4図は本発明の第2実施例に係
る内筒へのゴム取付状態を示す第1図の一部に相当する
断面図である。
10・・・外筒、
18・・・ゴム、
20・・・内筒、
22・Φ争ストッパプレート、
24・・Φポルト、
26・・・キャブ、
2 8 ・ 拳 −す ッ ト 、30−・・
切欠、
32・・・延長部。1 is a cross-sectional view corresponding to the cross section taken along line I-I in FIG. 2 showing a vibration isolator to which the stopper mounting structure for a vibration isolator according to the present invention is applied; FIG. 2 is a top view of FIG. 1; FIG. 3 is a perspective view showing the inner cylinder of the first embodiment, and FIG. 4 is a cross-sectional view corresponding to a part of FIG. . 10... Outer cylinder, 18... Rubber, 20... Inner cylinder, 22... Φ conflict stopper plate, 24... Φ port, 26... Cab, 28... Fist, 30-・・・
Notch, 32...extension part.
Claims (1)
相対移動方向の振動を吸収すると共に内筒へ前記相対移
動を制限するストッパの心金が挿入される防振装置に用
いられ、前記内筒には前記弾性体の一部が突出されて前
記心金の当接用とされたことを特徴とする防振装置用ス
トッパ取付構造。(1) Vibration isolating device in which an elastic body is provided between the outer cylinder and the inner cylinder, and a mandrel of a stopper is inserted into the inner cylinder to absorb vibration in the direction of relative movement between the inner and outer cylinders and to limit the relative movement. A stopper mounting structure for a vibration isolator, characterized in that a part of the elastic body protrudes from the inner cylinder and is used for abutting the mandrel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17358685A JPS6235126A (en) | 1985-08-07 | 1985-08-07 | Fitting structure of stopper for vibration isolator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17358685A JPS6235126A (en) | 1985-08-07 | 1985-08-07 | Fitting structure of stopper for vibration isolator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6235126A true JPS6235126A (en) | 1987-02-16 |
Family
ID=15963323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17358685A Pending JPS6235126A (en) | 1985-08-07 | 1985-08-07 | Fitting structure of stopper for vibration isolator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6235126A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6439553B1 (en) * | 1998-12-24 | 2002-08-27 | Funai Electric Co., Ltd. | Vibration-preventive support device |
WO2004102035A1 (en) | 2003-05-15 | 2004-11-25 | Toyo Tire & Rubber Co., Ltd. | Vibration-isolating device |
US7506862B2 (en) * | 2004-07-16 | 2009-03-24 | Zf Friedrichshafen Ag | Elastomer bush bearing with axial limit stop |
DE19802163B4 (en) * | 1997-01-30 | 2011-01-27 | Control Express Finland Oy | Damped suspension arrangement |
US20140166833A1 (en) * | 2012-12-18 | 2014-06-19 | Tokai Rubber Industries, Ltd. | Resin bracket and bracketed vibration damping device equipped therewith |
WO2023248672A1 (en) * | 2022-06-24 | 2023-12-28 | 株式会社プロスパイラ | Cab mount |
-
1985
- 1985-08-07 JP JP17358685A patent/JPS6235126A/en active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19802163B4 (en) * | 1997-01-30 | 2011-01-27 | Control Express Finland Oy | Damped suspension arrangement |
US6439553B1 (en) * | 1998-12-24 | 2002-08-27 | Funai Electric Co., Ltd. | Vibration-preventive support device |
WO2004102035A1 (en) | 2003-05-15 | 2004-11-25 | Toyo Tire & Rubber Co., Ltd. | Vibration-isolating device |
WO2004102034A1 (en) * | 2003-05-15 | 2004-11-25 | Toyo Tire & Rubber Co., Ltd. | Vibration isolation device |
US7506862B2 (en) * | 2004-07-16 | 2009-03-24 | Zf Friedrichshafen Ag | Elastomer bush bearing with axial limit stop |
US20140166833A1 (en) * | 2012-12-18 | 2014-06-19 | Tokai Rubber Industries, Ltd. | Resin bracket and bracketed vibration damping device equipped therewith |
JP2014119051A (en) * | 2012-12-18 | 2014-06-30 | Tokai Rubber Ind Ltd | Resin bracket and vibration prevention device with bracket including the same |
WO2023248672A1 (en) * | 2022-06-24 | 2023-12-28 | 株式会社プロスパイラ | Cab mount |
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