JPH0179927U - - Google Patents
Info
- Publication number
- JPH0179927U JPH0179927U JP1987174981U JP17498187U JPH0179927U JP H0179927 U JPH0179927 U JP H0179927U JP 1987174981 U JP1987174981 U JP 1987174981U JP 17498187 U JP17498187 U JP 17498187U JP H0179927 U JPH0179927 U JP H0179927U
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- diameter portion
- constituting
- rotary shaft
- bearing sleeve
- 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
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000012778 molding material Substances 0.000 description 2
Landscapes
- Harvester Elements (AREA)
Description
第１図は刈払機の斜視説明図、第２図、第３図
はそれぞれ本考案の軸受装置の実施例の側断面図
、正断面図、第４図イは本考案の軸受筒を成形型
に挿入した側断面図、第４図ロは本考案の軸受筒
に緩衝体となる成形材料注入した状態を示す側断
面図、第５図イは本考案の緩衝体を成形型に挿入
した側断面図、第５図ロは本考案の緩衝体に軸受
筒となる成形材料を注入した状態を示す側断面図
、第６図、第７図はそれぞれ従来例の軸受装置の
側断面図、正断面図、第８図イは従来例の軸受筒
と緩衝体の個別の側断面図、第８図ロは従来例の
軸受体の側断面図である。
１，１１……軸受筒、２，１２……緩衝体、３
……回転シヤフト、４……パイプ、５，１５……
軸受体、６，６′……成形型、６ａ……コア、６
′ｂ……キヤビテイ、７，７′……注入口、８…
…回転刃、９……軸受体、１０……回転駆動源。
Fig. 1 is a perspective explanatory view of a brush cutter, Figs. 2 and 3 are a side sectional view and a front sectional view, respectively, of an embodiment of the bearing device of the present invention, and Fig. 4 A shows the bearing tube of the present invention in a mold. Figure 4 (b) is a side sectional view showing the state in which the molding material to serve as a buffer body is injected into the bearing tube of the present invention, and Figure 5 (a) is a side sectional view of the side where the shock absorber of the present invention is inserted into the mold. 5B is a side sectional view showing the shock absorber of the present invention injected with a molding material to form a bearing cylinder, and FIGS. 6 and 7 are side sectional views of a conventional bearing device, respectively. FIG. 8A is an individual side sectional view of a conventional bearing cylinder and a buffer body, and FIG. 8B is a side sectional view of a conventional bearing body. 1, 11...Bearing cylinder, 2, 12...Buffer body, 3
...Rotating shaft, 4...Pipe, 5,15...
Bearing body, 6, 6'...Mold, 6a...Core, 6
'b...Cavity, 7,7'...Inlet, 8...
... Rotating blade, 9... Bearing body, 10... Rotating drive source.
Claims (1)
動源１０とを連結するパイプ４の内部を貫通して
回転シヤフト３を設けた刈払機において、前記パ
イプ４の内径部の適宜位置に嵌合して前記回転シ
ヤフト３を支える軸受体５が、前記軸受体５の内
径部を構成する軸受筒１の外面又は前記軸受体５
の外径部を構成する緩衝体２の内面に任意の形状
の凹凸を少なくとも１つ以上有し、前記軸受筒１
の外径部を構成する緩衝体２の内面又は前記緩衝
体２の内径部を構成する軸受筒１の外面に任意の
形状の凹凸を有する前記軸受筒１の外面又は前記
緩衝体２の内面に対応する形状の凹凸を有するよ
うに一体成形してなることを特徴とする刈払機に
おける回転シヤフトの軸受装置。 In a brush cutter in which a rotary shaft 3 is provided by penetrating the inside of a pipe 4 that connects a bearing body 9 that rotatably supports a rotary blade 8 and a rotary drive source 10, the rotary shaft 3 is fitted into an appropriate position on the inner diameter portion of the pipe 4. The bearing body 5 that supports the rotary shaft 3 is attached to the outer surface of the bearing sleeve 1 constituting the inner diameter portion of the bearing body 5 or the bearing body 5.
The inner surface of the shock absorber 2 constituting the outer diameter portion of the bearing sleeve 1 has at least one irregularity of an arbitrary shape.
The outer surface of the bearing sleeve 1 or the inner surface of the buffer body 2 has irregularities of an arbitrary shape on the inner surface of the shock absorber 2 constituting the outer diameter portion of or on the outer surface of the bearing sleeve 1 constituting the inner diameter portion of the buffer body A bearing device for a rotary shaft in a brush cutter, characterized in that it is integrally molded to have corrugations of corresponding shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987174981U JPH0179927U (en) | 1987-11-18 | 1987-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987174981U JPH0179927U (en) | 1987-11-18 | 1987-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0179927U true JPH0179927U (en) | 1989-05-29 |
Family
ID=31466803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987174981U Pending JPH0179927U (en) | 1987-11-18 | 1987-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0179927U (en) |
-
1987
- 1987-11-18 JP JP1987174981U patent/JPH0179927U/ja active Pending