JPH05126182A - Bush - Google Patents
BushInfo
- Publication number
- JPH05126182A JPH05126182A JP29026491A JP29026491A JPH05126182A JP H05126182 A JPH05126182 A JP H05126182A JP 29026491 A JP29026491 A JP 29026491A JP 29026491 A JP29026491 A JP 29026491A JP H05126182 A JPH05126182 A JP H05126182A
- Authority
- JP
- Japan
- Prior art keywords
- bush
- bolt
- hole
- cylindrical body
- vibrating body
- 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
- Springs (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は振動体とこれに取付け
る部材または互に絶縁して取付ける部材間に介挿する弾
性材からなる防振または絶縁ブッシュを容易に介挿取付
けすることができるようにしたものに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention makes it possible to easily insert an antivibration or insulating bush made of an elastic material interposed between a vibrating body and a member to be attached to the vibrating body or a member to be insulated from each other. Regarding what you did.
【０００２】[0002]
【従来の技術】ブッシュの従来例を図４にもとづいて説
明する。この図は防振ブッシュ１の場合を示し、振動体
２にカバー等の薄板からなる被取付け部材３がゴム等の
弾性材からなる円筒状ブッシュ１を介して取付けボルト
４で締めつけ取付けされ、これにより振動体２から被取
付け部材３への振動の伝達を防止するようになってい
る。前記ブッシュ１の外周部には被取付け部材３の取付
けボルト挿通用穴３ａ部にはめ込む環状溝１ａが設けら
れ、被取付け部材３は前記穴３ａ部にブッシュ１をはめ
込んだ後振動体２に矢印方向にはめ込んで取付けボルト
４で取付けられる。2. Description of the Related Art A conventional bushing will be described with reference to FIG. This figure shows the case of a vibration-proof bushing 1, in which a member to be attached 3 made of a thin plate such as a cover is tightened and attached to a vibrating body 2 with a mounting bolt 4 via a cylindrical bush 1 made of an elastic material such as rubber. Thus, transmission of vibration from the vibrating body 2 to the mounted member 3 is prevented. An annular groove 1a is provided on the outer peripheral portion of the bush 1 so as to be fitted into the mounting bolt insertion hole 3a of the mounted member 3, and the mounted member 3 is fitted with the bush 1 in the hole 3a, and then is attached to the vibrating body 2 by an arrow. It is fitted in the direction and attached with the mounting bolt 4.
【０００３】[0003]
【発明が解決しようとする課題】前記構造ではブッシュ
１の外径が被取付け部材３の穴３ａより大きいので穴３
ａ部へのはめ込み作業に多くの手数を要するのみでな
く、被取付け部材３を矢印方向にはめ込む際にブッシュ
１が振動体２に当るので組立て作業が困難であるという
欠点があった。In the above structure, since the outer diameter of the bush 1 is larger than the hole 3a of the mounted member 3, the hole 3 is formed.
There is a drawback in that not only a great deal of labor is required for the work of fitting into the portion a, but also the bush 1 comes into contact with the vibrating body 2 when the mounted member 3 is fitted in the direction of the arrow, which makes assembly work difficult.
【０００４】この発明は前記の欠点を除去するために、
部材間に容易に介挿取付けしかつ部材の組立て作業も容
易にすることができるようにした円筒状弾性ブッシュを
提供することを目的とする。In order to eliminate the above-mentioned drawbacks, the present invention provides
It is an object of the present invention to provide a cylindrical elastic bush which can be easily inserted and attached between members and can be easily assembled with members.
【０００５】[0005]
【課題を解決するための手段】この発明は前記の目的を
達成するために、外径が被取付け部材３の取付けボルト
挿通用穴３ａよりわずかに小さい円筒状体１１ａの一端
部外周にフランジ１１ｂを一体形成するとともに、他端
部の内周を前記ボルト４の挿通に伴い押し広げられて被
取付け部材３の穴３ａ部内面を包み込み可能にボルト４
より小径のテーパー状に形成し、要すれば円筒状体１１
ａの他端部に端面から切込み１１ｃを複数放射状に設け
るようにしたものである。In order to achieve the above object, the present invention has a flange 11b on the outer periphery of one end of a cylindrical body 11a having an outer diameter slightly smaller than the mounting bolt insertion hole 3a of the member 3 to be mounted. And the inner circumference of the other end is expanded as the bolt 4 is inserted so that the inner surface of the hole 3a of the mounted member 3 can be wrapped.
It is formed in a taper shape with a smaller diameter and, if necessary, the cylindrical body 11
A plurality of cuts 11c are radially provided from the end face at the other end of a.
【０００６】[0006]
【作用】前記円筒状体１１ａの他端部内周をボルト４よ
り小径のテーパー状に形成したのはボルト４の挿通に伴
って先端部を押し広げるためで、切込み１１ｃは容易に
押し広げることができるようにするためのものである。
前記被取付け部材３を振動体２等にはめ込んだ後穴３ａ
に弾性ブッシュ１１を挿入し、このブッシュ１１にボル
ト４を挿通して振動体２に締めつけ取付けすれば円筒状
体１１ａの他端部が変形して被取付け部材３の穴３ａ部
内面を包み込むことができるので、ブッシュ１１を容易
に介挿取付けできるのみでなく振動体２と被取付け部材
３の組立て作業も容易にすることができる。The inner circumference of the other end of the cylindrical body 11a is formed in a tapered shape having a diameter smaller than that of the bolt 4 because the tip portion is widened as the bolt 4 is inserted, and the notch 11c can be easily widened. It is to be able to do it.
Rear hole 3a in which the attached member 3 is fitted into the vibrating body 2 or the like
If the elastic bush 11 is inserted into the bush 11 and the bolt 4 is inserted into the bush 11 and tightened and attached to the vibrating body 2, the other end of the cylindrical body 11a is deformed and the inner surface of the hole 3a of the mounted member 3 is wrapped. Therefore, not only the bush 11 can be easily inserted and mounted, but also the assembling work of the vibrating body 2 and the mounted member 3 can be facilitated.
【０００７】[0007]
【実施例】図１はこの発明の実施例を示すもので、図４
と同一符号で示すものは同一部品である。この図は防振
ブッシュ１１の場合を示し、振動体２にカバー等の被取
付け部材３がゴム等の弾性材からなる円筒状ブッシュ１
１を介して取付けボルト４で締めつけ取付けされてい
る。前記ブッシュ１１は、外径が被取付け部材３の取付
けボルト挿通用穴３ａよりわずかに小さい円筒状体１１
ａの一端部外周にフランジ１１ｂを一体形成するととも
に、円筒状体１１ａの他端部内周を図２ａに示すように
前記ボルト４より小径のテーパー状に形成し、さらに要
すれば他端部の端面から切込み１１ｃを図２ｂに示すよ
うに複数放射状に設けて構成される。前記円筒状体１１
ａの外径を被取付け部材３の穴３ａより小さくしたのは
被取付け部材３を振動体２に矢印方向にはめ込んだ後穴
３ａにブッシュ１１を挿入できるようにするためであ
る。また円筒状体１１ａの他端部内周をボルト４より小
径のテーパー状に形成したのは図３に示すようにボルト
４の挿通に伴って先端部を押し広げるためで、切込み１
１ｃは容易に押し広げることができるようにするための
ものである。なお円筒状体１１ａの穴３ａとの係合部外
径は穴３ａと振動体２のボルト用ねじ穴の位置誤差を容
易に補正できるように穴３ａとの間に適当なすきまが設
けられている。FIG. 1 shows an embodiment of the present invention.
Those denoted by the same reference numerals as are the same parts. This figure shows the case of the vibration-proof bush 11, in which the member 3 to be mounted such as a cover is attached to the vibrating body 2 by a cylindrical bush 1 made of an elastic material such as rubber.
It is mounted by tightening with a mounting bolt 4 through 1. The bush 11 has a cylindrical body 11 whose outer diameter is slightly smaller than the mounting bolt insertion hole 3a of the mounted member 3.
A flange 11b is integrally formed on the outer circumference of one end of a, and the inner circumference of the other end of the cylindrical body 11a is formed in a taper shape having a smaller diameter than the bolt 4 as shown in FIG. 2a. As shown in FIG. 2b, a plurality of cuts 11c are radially provided from the end face. The cylindrical body 11
The outer diameter of a is made smaller than the hole 3a of the mounted member 3 so that the mounted member 3 can be fitted into the vibrating body 2 in the direction of the arrow so that the bush 11 can be inserted into the hole 3a. Further, the inner circumference of the other end of the cylindrical body 11a is formed in a tapered shape having a diameter smaller than that of the bolt 4 in order to widen the tip end portion as the bolt 4 is inserted as shown in FIG.
1c is for making it easy to spread. The outer diameter of the engaging portion of the cylindrical body 11a with the hole 3a is such that a proper clearance is provided between the hole 3a and the hole 3a so that the positional error of the screw hole for the bolt of the vibrating body 2 can be easily corrected. There is.
【０００８】前記実施例によれば振動体２にはめ込んだ
被取付け部材３の穴３ａにブッシュ１１を挿入してこの
ブッシュ１１に挿通したボルト４で振動体２に締めつけ
取付けすれば円筒状体１１ａの他端部が変形して被取付
け部材３の穴３ａ部内面を包み込むことができるので、
ブッシュ１１を容易に介挿取付けできるのみでなく振動
体２と被取付け部材３の組立て作業も容易にすることが
できる。According to the above-described embodiment, the bush 11 is inserted into the hole 3a of the mounted member 3 fitted in the vibrating body 2, and the bolt 4 inserted into the bush 11 is tightened to the vibrating body 2 to mount the cylindrical body 11a. Since the other end of the hole can be deformed to wrap the inner surface of the hole 3a of the mounted member 3,
Not only can the bush 11 be easily inserted and mounted, but also the assembling work of the vibrating body 2 and the mounted member 3 can be facilitated.
【０００９】前記実施例では防振ブッシュ１１の場合に
ついて説明したが、互に絶縁して取付ける部材間に弾性
材からなるブッシュ１１と同様構造の絶縁ブッシュを介
挿する場合にも実施することができる。In the above embodiment, the case of the vibration-proof bush 11 has been described, but it can be carried out also when an insulating bush having the same structure as the bush 11 made of an elastic material is interposed between members which are insulated from each other and attached. it can.
【００１０】[0010]
【発明の効果】この発明によれば被取付け部材の取付け
ボルト挿通用穴部にはめ込む弾性ブッシュにおいて、外
径が前記穴よりわずかに小さい円筒状体の一端部外周に
フランジを一体形成するとともに、他端部の内周を前記
ボルトの挿通に伴い押し広げられて被取付け部材の穴部
内面を包み込み可能にボルトより小径のテーパー状に形
成し、要すれば円筒状体の他端部に端面から切込みを複
数放射状に設けるようにしたので、被取付け部材の穴に
後からブッシュを挿入しこのブッシュに挿通したボルト
で締めつけて円筒状体の他端部を変形させることにより
ブッシュを容易に介挿取付けできるのみでなく部材の組
立て作業も容易にすることができるという効果が得られ
る。According to the present invention, in the elastic bush fitted in the mounting bolt insertion hole of the member to be mounted, the flange is integrally formed on the outer periphery of one end of the cylindrical body having an outer diameter slightly smaller than the hole. The inner circumference of the other end is expanded as the bolt is inserted, and the inner surface of the hole of the mounted member is formed into a taper shape with a diameter smaller than that of the bolt so that it can be wrapped around the inner surface of the other end. Since a plurality of notches are radially provided, the bush can be easily inserted by inserting the bush into the hole of the mounted member afterwards and tightening with the bolt inserted in the bush to deform the other end of the cylindrical body. It is possible to obtain an effect that not only the attachment and the attachment can be performed but also the assembling work of the members can be facilitated.
【図面の簡単な説明】[Brief description of drawings]
【図１】この発明の実施例の縦断面図FIG. 1 is a vertical sectional view of an embodiment of the present invention.
【図２】（ａ）は図１のブッシュの縦断面図、（ｂ）は
図２（ａ）の底面図2A is a vertical sectional view of the bush of FIG. 1, and FIG. 2B is a bottom view of FIG. 2A.
【図３】図１のブッシュの介挿手順を示す縦断面図FIG. 3 is a vertical sectional view showing a procedure for inserting the bush shown in FIG.
【図４】従来例の縦断面図FIG. 4 is a vertical sectional view of a conventional example.
３ 被取付け部材 ３ａ 穴 ４ ボルト １１ ブッシュ １１ａ 円筒状体 １１ｂ フランジ １１ｃ 切込み 3 Attached member 3a Hole 4 Bolt 11 Bushing 11a Cylindrical body 11b Flange 11c Notch
Claims (2)
はめ込む弾性ブッシュにおいて、外径が前記穴よりわず
かに小さい円筒状体の一端部外周にフランジを一体形成
するとともに、他端部の内周を前記ボルトの挿通に伴い
押し広げられて被取付け部材の穴部内面を包み込み可能
にボルトより小径のテーパー状に形成してなることを特
徴とするブッシュ。1. An elastic bush to be fitted into a mounting bolt insertion hole of a member to be mounted, wherein a flange is integrally formed on the outer periphery of one end of a cylindrical body having an outer diameter slightly smaller than that of the hole, and at the other end. A bush characterized by being formed into a taper shape having a diameter smaller than that of the bolt so that the circumference of the bolt is expanded as the bolt is inserted and the inner surface of the hole of the mounted member can be wrapped.
体の他端部に端面から切込みを複数放射状に設けたこと
を特徴とするブッシュ。2. The bush according to claim 1, wherein a plurality of notches are radially provided from the end surface at the other end of the cylindrical body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29026491A JPH05126182A (en) | 1991-11-07 | 1991-11-07 | Bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29026491A JPH05126182A (en) | 1991-11-07 | 1991-11-07 | Bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH05126182A true JPH05126182A (en) | 1993-05-21 |
Family
ID=17753892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29026491A Pending JPH05126182A (en) | 1991-11-07 | 1991-11-07 | Bush |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH05126182A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5959642A (en) * | 1995-04-07 | 1999-09-28 | Seiko Epson Corporation | Printer having a shock absorber for a printer motor |
| JP2003042217A (en) * | 2001-07-26 | 2003-02-13 | Mitsubishi Motors Corp | Assembly structure of shock absorber |
| JP2012123017A (en) * | 2012-03-12 | 2012-06-28 | Honda Motor Co Ltd | Device for detecting weight of occupant |
-
1991
- 1991-11-07 JP JP29026491A patent/JPH05126182A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5959642A (en) * | 1995-04-07 | 1999-09-28 | Seiko Epson Corporation | Printer having a shock absorber for a printer motor |
| JP2003042217A (en) * | 2001-07-26 | 2003-02-13 | Mitsubishi Motors Corp | Assembly structure of shock absorber |
| JP4617619B2 (en) * | 2001-07-26 | 2011-01-26 | 三菱自動車工業株式会社 | Shock absorber assembly structure |
| JP2012123017A (en) * | 2012-03-12 | 2012-06-28 | Honda Motor Co Ltd | Device for detecting weight of occupant |
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