JPH053086U - Track link - Google Patents
Track linkInfo
- Publication number
- JPH053086U JPH053086U JP346291U JP346291U JPH053086U JP H053086 U JPH053086 U JP H053086U JP 346291 U JP346291 U JP 346291U JP 346291 U JP346291 U JP 346291U JP H053086 U JPH053086 U JP H053086U
- Authority
- JP
- Japan
- Prior art keywords
- bush
- track
- inner diameter
- diameter hole
- crawler belt
- 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
- Harvester Elements (AREA)
Abstract
(57)【要約】
［目的］ 従来技術の履帯を巻装している走行体が走行
を行う場合に、履帯のトラツクブッシュが起動輪のスプ
ロケットとかみ合うとき、大きな金属たたき音を発生し
ていた。この金属たたき音は運転者に不快感や精神的疲
労をおこさせるばかりでなく、周辺に対して騒音公害を
おこすことがあるので、上記金属たたき音を低減する。
［構成］ 履帯のトラックブッシュの内径穴に制振ブッ
シュを嵌着できる内径穴を形成し、一方、外筒と内筒と
の間に振動減衰性及び遮音性を有する樹脂部材を介設し
て制振ブッシュを形成し、上記トラックブッシュの内径
穴に制振ブッュを嵌着せしめて構成した。
(57) [Abstract] [Purpose] When a tracked body of the related art is traveling, the track bush of the track makes a loud metal knocking noise when engaging with the sprocket of the starting wheel. .. This metal tapping sound not only causes a driver discomfort and mental fatigue, but also causes noise pollution in the surroundings, so that the metal tapping sound is reduced. [Constitution] An inner diameter hole into which a damping bush is fitted can be formed in the inner diameter hole of the track bush of the crawler track, while a resin member having a vibration damping property and a sound insulation property is interposed between the outer cylinder and the inner cylinder. A vibration damping bush was formed, and a vibration damping bush was fitted in the inner diameter hole of the track bush.
Description
【０００１】[0001]
本考案は、クローラ式建設機械，作業車両などの走行体に巻装されている履帯 に関する。 The present invention relates to a crawler belt wound around a traveling body such as a crawler type construction machine or a work vehicle.
【０００２】[0002]
図４は、油圧ショベル（図示しない）用走行体の要部側面図である。図におい て、１は履帯、２は起動輪、３は起動輪２のスプロケットである。図５は、履帯 １の構成を示す分解斜視図である。図において、４は履帯１のシュー、５，５’ は左右１対のトラックリンク、６はトラックブッシュ、７はピン、８はボルト、 ９はナットである。図６は、図４のＡ−Ａより見た図である。 FIG. 4 is a side view of a main part of a traveling body for a hydraulic excavator (not shown). In the figure, 1 is a crawler belt, 2 is a starting wheel, and 3 is a sprocket for the starting wheel 2. FIG. 5 is an exploded perspective view showing the structure of the crawler belt 1. In the figure, 4 is a shoe of the crawler belt 1, 5'is a pair of left and right track links, 6 is a track bush, 7 is a pin, 8 is a bolt, and 9 is a nut. FIG. 6 is a view seen from AA in FIG. 4.
【０００３】 次に、従来技術の履帯１の構成を図４〜図６について述べる。トラックリンク ５，５’をシュー４の内面側にボルト８及びナット９にて締付固定し、トラック ブッシュ６及びピン７を上記トラックリンク５，５’に組付けて、順次シュー４ を連結している。なお図６に示すように、トラックブッシュ６の外周部両端側の 部分はトラックリンク５，５’のそれぞれボス穴イ，イ’に圧入固定されている 。またピン７の外周部両端側の部分は、次の隣接するトラックリンク５A ，５’ A のそれぞれボス穴ロ，ロ’に圧入固定されている。そしてトラックブッシュ６ の内周面ハに対し、ピン７の外周面が回動摺動できるようにしている。なおトラ ックブッシュ６の内径穴の穴径寸法ｄ0 は、ピン７の外径寸法より若干大径に設 定している。Next, the structure of the conventional crawler belt 1 will be described with reference to FIGS. 4 to 6. Fasten the track links 5, 5'to the inner surface of the shoe 4 with bolts 8 and nuts 9, attach the track bushes 6 and pins 7 to the track links 5, 5 ', and connect the shoes 4 in sequence. ing. As shown in FIG. 6, the outer peripheral portions of the track bush 6 are press-fitted into the boss holes a and a'of the track links 5 and 5 ', respectively. Further, the portions on both ends of the outer peripheral portion of the pin 7 are press-fitted and fixed to the boss holes (b) and (b) 'of the next adjacent track links 5A and 5'A, respectively. The outer peripheral surface of the pin 7 is allowed to rotate and slide with respect to the inner peripheral surface c of the track bush 6. The inner diameter hole d0 of the track bush 6 is set to be slightly larger than the outer diameter size of the pin 7.
【０００４】 従来技術の履帯１では、トラックブッシュ６が、硬度を有する単なる鉄製の円 筒で形成されていた。そのために油圧ショベルが走行を行う場合には、トラック ブッシュ６が起動輪２のスプロケット３とかみ合うとき、大なる金属たたき音を 発生していた。上記金属たたき音は運転者に不快感や精神的疲労をおこさせるば かりでなく、周辺に対して騒音公害をおこすことがあり不具合であった。In the track 1 of the prior art, the track bush 6 is formed by a simple iron cylinder having hardness. Therefore, when the hydraulic excavator travels, when the track bush 6 meshes with the sprocket 3 of the starting wheel 2, a loud metal tapping noise is generated. The metal tapping sound not only causes the driver discomfort and mental fatigue, but also causes noise pollution in the surrounding area, which is a problem.
【０００５】[0005]
解決しようとする問題点は、従来技術の履帯を巻装している走行体が走行を行 う場合に、履帯のトラックブッシュが起動輪のスプロケットとかみ合うとき、大 きな金属たたき音を発生していた。この金属たたき音は運転者に不快感や精神的 疲労をおこさせるばかりでなく、周辺に対して騒音公害をおこすことがあり、不 具合であるという点である。 The problem to be solved is that when a track-worn vehicle equipped with a conventional track runs, the track bush of the track makes a loud metal knocking noise when it engages with the sprocket of the starting wheel. Was there. This metal tapping sound not only causes discomfort and mental fatigue to the driver, but also causes noise pollution to the surroundings, which is a point of failure.
【０００６】[0006]
本考案では、トラックブッシュの内径穴に制振ブッシュを嵌着できる内径穴を 形成し、一方、外筒と内筒の間に振動減衰性及び遮音性を有する樹脂部材を介設 して制振ブッシュを形成し、上記トラックブッシュの内径穴に制振ブッシュを嵌 着せしめて構成した。 According to the present invention, the inner diameter hole of the track bush is formed with an inner diameter hole into which the vibration damping bush can be fitted, while a vibration damping and sound insulating resin member is interposed between the outer cylinder and the inner cylinder. A bush was formed, and a damping bush was fitted in the inner hole of the track bush.
【０００７】[0007]
図１は、本考案の履帯連結具１０をそなえた履帯１’の要部断面図である。図 において、従来技術と同一構成要素を仕様するものに対しては同符号を付す。１ １は履帯連結具１０のトラックブッシュ、１２はトラックブッシュ１１の内径穴 、ｄ1 は内径穴１２の内径寸法、１３は制振ブッシュ、１４は制振ブッシュ１３ の外筒、１５は内筒、１６は制振性及び遮音性を有する樹脂部材、１７は制振ブ ッシュ１３の内径穴である。なお上記内径穴１７の内径寸法ｄ0 は、ピン７の外 径寸法より若干大径に設定している。図２は図１における履帯連結具１０のＢ− Ｂ断面図である。図３は、履帯連結具１０の斜視図である。 FIG. 1 is a cross-sectional view of a main part of a crawler belt 1'having a crawler belt coupling device 10 of the present invention. In the figure, the same reference numerals are given to those that specify the same constituent elements as those in the prior art. 11 is a track bush of the crawler belt coupling tool 12, 12 is an inner diameter hole of the track bush 11, d1 is an inner diameter dimension of the inner diameter hole 12, 13 is a damping bush, 14 is an outer cylinder of the damping bush 13, 15 is an inner cylinder, Reference numeral 16 is a resin member having a vibration damping property and a sound insulating property, and 17 is an inner diameter hole of the vibration damping bush 13. The inner diameter dimension d0 of the inner diameter hole 17 is set to be slightly larger than the outer diameter dimension of the pin 7. FIG. 2 is a BB cross-sectional view of the crawler belt coupling tool 10 in FIG. FIG. 3 is a perspective view of the crawler belt coupling tool 10.
【０００８】 次に、本考案の履帯連結具１０の構成を図１〜図３について述べる。トラック ブッシュ１１の内径穴に制振ブッシュ１３を嵌着できるように内径穴１２（内径 穴１２の内径寸法をｄ1 にする）を形成し、一方、外筒１４と内筒１５との間に 振動減衰性及び遮音性を有する樹脂部材１６を介設して一体形の制振ブッシュ１ ３を形成し、上記トラックブッシュ１１の内径穴１２に制振ブッシュ１３を嵌着 せしめて構成した。なお上記制振ブッシュ１３の外径寸法はほぼｄ1 に形成し、 トラックブッシュ１１の内径穴１２に嵌着するときには、圧入又は、制振ブッシ ュ１３の外周部に接着剤塗布施工などの手段を用いて、嵌着固定を行う。また制 振ブッシュ１３は、全長を分割して複数個の制振ブッシュに分けた分割式にして もよい。また制振ブッシュ１３は、軸心方向に継目（シーム）を有するものでも よい。Next, the structure of the crawler belt coupling tool 10 of the present invention will be described with reference to FIGS. The inner diameter hole 12 (the inner diameter of the inner diameter hole 12 is set to d1) is formed so that the damping bush 13 can be fitted in the inner diameter hole of the track bush 11, while the vibration is generated between the outer cylinder 14 and the inner cylinder 15. The damping bush 13 is formed integrally with a resin member 16 having a damping property and a sound insulating property, and the damping bush 13 is fitted in the inner hole 12 of the track bush 11. The damping bush 13 has an outer diameter of approximately d1. When the damping bush 13 is fitted into the inner diameter hole 12 of the track bush 11, a means such as press-fitting or applying an adhesive agent to the outer periphery of the damping bush 13 is used. It is used to perform fitting and fixing. Further, the damping bush 13 may be a split type in which the entire length is divided into a plurality of damping bushes. Further, the damping bush 13 may have a seam in the axial direction.
【０００９】 次に、本考案の履帯連結具１０の作用について述べる。トラックブッシュ１１ の内径穴１２に嵌着して制振ブッシュ１３には振動減衰性及び遮音性を有する樹 脂部材１６をそなえているので、走行体が走行を行う場合に、履帯１’の履帯連 結具１０（部分的にはトラックブッシュ１１）が起動輪（図４における符号２） のスプロケット（３）とかみ合うとき発生する金属たたき音とたたき振動を低減 することができる。Next, the operation of the crawler belt connecting device 10 of the present invention will be described. Since the damping bush 13 is fitted in the inner diameter hole 12 of the track bush 11 and has a resin member 16 having a vibration damping property and a sound insulating property, when the traveling body travels, the crawler belt of the crawler belt 1'is It is possible to reduce the metal tapping noise and the tapping vibration generated when the coupling 10 (partly the track bush 11) is engaged with the sprocket (3) of the starting wheel (reference numeral 2 in FIG. 4).
【００１０】[0010]
以上説明したように本考案では、履帯のトラックブッシュの内径穴に制振ブッ シュを嵌着できる内径穴を形成し、一方、外筒と内径との間に振動減衰性及び遮 音性を有する樹脂部材を介設して制振ブッシュを形成し、上記トラックブッシュ の内径穴に制振ブッシュを嵌着せしめて、履帯連結具を構成した。それにより油 圧ショベルなどの走行体が走行を行う場合に、履帯連結具が起動輪のスプロケッ トとかみ合うとき発生する金属たたき音とたたき振動を低減することができる。 したがって本考案の履帯連結具をそなえた履帯を巻装した走行体では、運転者の 運転感覚を快的なものにし、しかも走行に起因する騒音公害を防止することがで きる。 As described above, in the present invention, the inner diameter hole of the track bush of the crawler belt is formed with the inner diameter hole into which the damping bush can be fitted, while the outer cylinder and the inner diameter have the vibration damping property and the sound insulation property. A damping bush is formed by interposing a resin member, and the damping bush is fitted in the inner diameter hole of the track bush to form a crawler belt coupling tool. As a result, when a traveling body such as a hydraulic excavator travels, it is possible to reduce metal tapping noise and tapping vibration generated when the crawler belt coupling engages with the sprocket of the starting wheel. Therefore, in the running body having the crawler belt provided with the crawler belt coupling device of the present invention, it is possible to make the driving feeling of the driver comfortable and to prevent the noise pollution caused by running.
【図１】本考案の履帯連結具をそなえた履帯の要部断面
図である。FIG. 1 is a cross-sectional view of a main part of a crawler belt provided with the crawler belt connector of the present invention.
【図２】図１における履帯連結具のＢ−Ｂ断面図であ
る。2 is a cross-sectional view taken along the line BB of the crawler belt coupling tool in FIG.
【図３】本考案の履帯連結具の斜視図である。FIG. 3 is a perspective view of a crawler belt coupling device of the present invention.
【図４】油圧ショベル用走行体の要部側面図である。FIG. 4 is a side view of a main part of a traveling body for a hydraulic excavator.
【図５】従来技術の履帯の構成を示す斜視図である。FIG. 5 is a perspective view showing a structure of a conventional crawler belt.
【図６】図４のＡ−Ａより見た図である。6 is a diagram viewed from AA in FIG. 4. FIG.
１，１’ 履帯 ３ スプロケット ４ シュー ５，５’，５A ，５’A トラックリンク ６，１１ トラックブッシュ ７ ピン １０ 履帯連結具 １３ 制振ブッシュ １４ 外筒 １５ 内筒 １６ 樹脂部材 1, 1'Crawler belt 3 Sprocket 4 Shoe 5, 5 ', 5A, 5'A Track link 6, 11 Track bush 7 Pin 10 Crawler belt coupling tool 13 Damping bush 14 Outer cylinder 15 Inner cylinder 16 Resin member
─────────────────────────────────────────────────────
─────────────────────────────────────────────────── ───
【手続補正書】[Procedure amendment]
【提出日】平成４年１月１４日[Submission date] January 14, 1992
【手続補正２】[Procedure Amendment 2]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】符号の説明[Correction target item name] Explanation of code
【補正方法】変更[Correction method] Change
【補正内容】[Correction content]
【符号の説明】 １，１’ 履帯 ３ スプロケット ４ シュー ５，５’，５A ，５’A トラックリンク ６，１１ トラックブッシュ ７ ピン １０ 履帯連結具 １３ 制振ブッシュ １４ 外筒 １５ 内筒[Explanation of symbols] 1,1 'crawler belt 3 sprocket 4 shoe 5,5', 5A, 5'A track link 6,11 track bush 7 pin 10 crawler belt coupling tool 13 damping bush 14 outer cylinder 15 inner cylinder
Claims (1)
トにて左右対称に螺着し、トラックブッシュ及びピンを
上記トラックリンクに組付けて順次シューを連結した履
帯において、トラックブッシュの内径穴に制振ブッシュ
を嵌着できる内径穴を形成し、一方、外筒と内筒との間
に振動減衰性及び遮音性を有する樹脂部材を介設して制
振ブッシュを形成し、上記トラックブッシュの内径穴に
制振ブッシュを嵌着せしめて構成したことを特徴とする
履帯連結具。[Claims for utility model registration] [Claim 1] A track link in which a track link is symmetrically screwed to the inner surface of the shoe with a bolt, and a track bush and a pin are assembled to the track link to sequentially connect the shoes. The inner diameter hole of the track bush is formed with an inner diameter hole into which the damping bush can be fitted, while a resin member having a vibration damping property and a sound insulating property is provided between the outer cylinder and the inner cylinder to provide the damping bush. A crawler belt coupling tool, which is formed by fitting a vibration damping bush into an inner diameter hole of the track bush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP346291U JPH053086U (en) | 1991-01-08 | 1991-01-08 | Track link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP346291U JPH053086U (en) | 1991-01-08 | 1991-01-08 | Track link |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH053086U true JPH053086U (en) | 1993-01-19 |
Family
ID=11557997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP346291U Pending JPH053086U (en) | 1991-01-08 | 1991-01-08 | Track link |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH053086U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001080551A (en) * | 1999-06-29 | 2001-03-27 | Intertractor Gmbh | Crawler |
| KR100877139B1 (en) * | 2001-08-22 | 2009-01-07 | 가부시키가이샤 고마츠 세이사꾸쇼 | Crawler Belt, Pin, Bush and Method for Manufacturing Crawler Belt |
-
1991
- 1991-01-08 JP JP346291U patent/JPH053086U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001080551A (en) * | 1999-06-29 | 2001-03-27 | Intertractor Gmbh | Crawler |
| KR100877139B1 (en) * | 2001-08-22 | 2009-01-07 | 가부시키가이샤 고마츠 세이사꾸쇼 | Crawler Belt, Pin, Bush and Method for Manufacturing Crawler Belt |
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