JPS5824626Y2 - Truck crawler device - Google Patents
Truck crawler deviceInfo
- Publication number
- JPS5824626Y2 JPS5824626Y2 JP15869278U JP15869278U JPS5824626Y2 JP S5824626 Y2 JPS5824626 Y2 JP S5824626Y2 JP 15869278 U JP15869278 U JP 15869278U JP 15869278 U JP15869278 U JP 15869278U JP S5824626 Y2 JPS5824626 Y2 JP S5824626Y2
- Authority
- JP
- Japan
- Prior art keywords
- roller
- locking
- locking plate
- shaft
- frame
- 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.)
- Expired
Links
Landscapes
- Harvester Elements (AREA)
Description
【考案の詳細な説明】
本考案は、農機等の走行装置において、履帯の上面を転
勤するローラを支持するためのトラックローラ装置に係
るものである。[Detailed Description of the Invention] The present invention relates to a track roller device for supporting a roller that moves on the upper surface of a crawler track in a traveling device such as an agricultural machine.
従来、この種のトラックローラ装置においては、第４図
、第５図に示すごとく、フレーム１に固着する軸筒３に
、着脱自在に嵌合するローラ軸５を設け、このローラ軸
５の一端に履帯（図示せず）の上面を転勤するローラ（
図示せず）を回転自在に支持せしめ、ローラ軸５の他端
に嵌子部７および係止部９を設け、この係止部９に係合
し、かつ他端をフレーム１に係止する係止板１１を設け
、螺子部７に螺合するナツト１３により係止板１１を介
してフレーム１に固着して設けられていた。Conventionally, in this type of track roller device, as shown in FIGS. 4 and 5, a roller shaft 5 that is removably fitted to a shaft tube 3 fixed to a frame 1 is provided, and one end of this roller shaft 5 is provided. A roller (
(not shown) is rotatably supported, and the other end of the roller shaft 5 is provided with a fitting part 7 and a locking part 9, and is engaged with this locking part 9, and the other end is locked with the frame 1. A locking plate 11 is provided and fixed to the frame 1 via the locking plate 11 with a nut 13 screwed into the screw portion 7.
したがって、それぞれのローラ軸５を１個の係止板１１
で係止するために、係止板１１がフレーム１に当接する
位置がローラ軸５の中心から近い位置にあり、係止部９
等の間隙によって締付時にローラ軸５の回動位置が移動
し、また部品数が多くなり組立作業が厄介であった。Therefore, each roller shaft 5 is connected to one locking plate 11.
In order to lock the locking plate 11 to the frame 1, the position where the locking plate 11 contacts the frame 1 is located close to the center of the roller shaft 5, and the locking portion 9
The rotational position of the roller shaft 5 shifts during tightening due to gaps such as the above, and the number of parts increases, making assembly work difficult.
本考案は、複数個のローラ軸の係止部に係合して連結す
る係止板を設け、螺子部に螺合するナツトにより、それ
ぞれのローラ軸をこの係止板を介してフレームに固着し
て設けることにより、ローラ軸の回動位置を正確に位置
決めすることができるとともに、係止板の個数を少なく
して組立作業を容易とし、係止板の形状を簡単にして製
作を容易とすることができるトラックローラ装置を提供
しようとするものである。The present invention provides a locking plate that engages and connects the locking portions of multiple roller shafts, and each roller shaft is fixed to the frame via the locking plate by a nut that is screwed into the threaded portion. By providing this structure, the rotational position of the roller shaft can be accurately determined, the number of locking plates can be reduced to facilitate assembly work, and the shape of the locking plates can be simplified to facilitate manufacturing. The present invention aims to provide a track roller device that can perform the following steps.
以下、図面を用いて本考案の１実施例について詳細な説
明を行なう。Hereinafter, one embodiment of the present invention will be described in detail using the drawings.
第１図〜第３図において、１５．１５はフレーム１７に
水平方向に固着して並設された複数個の軸筒、１９，１
９は軸筒１５，１５にそれぞれ着脱自在に嵌合するロー
ラ軸、２１，２１はローラ軸１９，１９のそれぞれの一
端にベアリング２３゜２３を介して回転自在に支持され
たローラで、走行装置の履帯２５の上面を転動する。1 to 3, reference numeral 15.15 indicates a plurality of shaft cylinders 19, 1 fixed to the frame 17 in the horizontal direction and arranged in parallel.
Reference numeral 9 denotes roller shafts that are removably fitted into the shaft cylinders 15, 15, respectively, and rollers 21, 21 are rotatably supported at one end of each of the roller shafts 19, 19 via bearings 23. It rolls on the upper surface of the crawler belt 25.
２７はスナッフリング、２９はオイルシール、３１はシ
ールカバー、３３はグリースニップルである。27 is a snuff ring, 29 is an oil seal, 31 is a seal cover, and 33 is a grease nipple.
３５はローラ軸１９の他端に設けた螺子部、３Ｔは螺子
部３５の側面を切り欠いて設けた係止板、３９は隣設さ
れたローラ軸１９，１９を連結する係止板で、両端部に
それぞれの係止板３７．３７に係合する係合孔４１，４
１が設けられている。35 is a screw portion provided at the other end of the roller shaft 19; 3T is a locking plate provided by cutting out the side surface of the screw portion 35; 39 is a locking plate connecting the adjacent roller shafts 19, 19; Engagement holes 41 and 4 that engage with respective locking plates 37 and 37 at both ends.
1 is provided.
４３はナツトで、螺子部３５に螺合し、係止板３９゜ワ
ッシャ４５を介して、ローラ軸１９をフレーム１７に固
着している。A nut 43 is screwed into the threaded portion 35 and fixes the roller shaft 19 to the frame 17 via a locking plate 39 and a washer 45.
以上の構成において、トラックローラ装置を組み付ける
にあたっては、ローラ軸１９の一端にベアリング２３．
２３を介してローラ２１を回転自在に組み付け、スナッ
プリング２７で脱落を防止せしめてのち、オイルシール
２９を挿入し、シールカバー３１で覆ってから、ローラ
軸１９の他端を軸筒１５に嵌入せしめ、さらに係止板３
７に係止板３９の係合孔４１を嵌合し、ナツト４３によ
って締付は固定するものである。In the above configuration, when assembling the track roller device, the bearing 23 is attached to one end of the roller shaft 19.
After assembling the roller 21 rotatably through the roller 23 and preventing it from falling off with the snap ring 27, insert the oil seal 29 and cover it with the seal cover 31, and then fit the other end of the roller shaft 19 into the shaft cylinder 15. Then, locking plate 3
7 is fitted into the engagement hole 41 of the locking plate 39, and tightened with a nut 43 for fixation.
以上のように本考案は、フレームに水平方向に固着して
並設された複数個の軸筒に、それぞれ着脱自在に嵌合す
るローラ軸を設け、前記ローラ軸のそれぞれ一端に回転
自在に支持されて履帯の上面を転動するためのローラを
設け、前記ローラ軸のそれぞれの他端に螺子部および係
止部を設けるとともに、それぞれの前記係止部に係合し
てそれぞれの前記ローラ軸を連結する係止板を設け、そ
れぞれの前記螺子部に螺合するナツトにより、それぞれ
の前記ローラ軸を、前記係止板を介して前記フレームに
固着して設けたトラックローラ装置であるから、ローラ
軸の回動位置を正確に位置決めすることができるととも
に、係止板の個数を少なくして組立作業を容易とし、係
止板の形状を簡単にして製作を容易とすることができ、
ざらにローラ軸の取り付け、取り外しの際、他のローラ
軸に係止板が固定、支持されているので、作業が容易と
なるものである。As described above, the present invention provides roller shafts that are removably fitted to a plurality of shaft cylinders that are fixed and arranged in parallel to a frame in the horizontal direction, and are rotatably supported at one end of each of the roller shafts. A roller is provided for rolling on the upper surface of the crawler track, and a threaded portion and a locking portion are provided at the other end of each of the roller shafts, and a screw portion and a locking portion are provided at the other end of the roller shaft, and the roller shaft is engaged with each of the locking portions. This is a track roller device in which a locking plate is provided to connect the roller shafts, and each of the roller shafts is fixed to the frame via the locking plate by a nut screwed into each of the threaded portions. The rotational position of the roller shaft can be accurately determined, the number of locking plates can be reduced to facilitate assembly work, and the shape of the locking plates can be simplified to facilitate manufacturing.
Roughly speaking, when installing or removing a roller shaft, the work is facilitated because the locking plate is fixed and supported by the other roller shaft.
なお、本実施例では、係止板は、２個のローラ軸を連結
して設けているが、３個以上の複数個のローラ軸を連結
して設けてもよい。In this embodiment, the locking plate is provided by connecting two roller shafts, but it may be provided by connecting three or more roller shafts.
また、本実施例では、係止部は、螺子部の側面を切り欠
いて設けているが、たとえば螺子部の根元部に４角形の
係止部を形成して設けてもよい。Further, in this embodiment, the locking portion is provided by cutting out the side surface of the screw portion, but it may be provided by forming a rectangular locking portion, for example, at the root portion of the screw portion.
本考案は、前述の実施例に限定されるものではなく、他
の態様においても実施しうるものである。The present invention is not limited to the embodiments described above, but can be implemented in other embodiments.
第１図、第２図はそれぞれ本考案の１実施例の正断面説
明図、側面説明図、第３図は要部の側面説明図、第４図
、第５図は従来のトラックローラ装置の要部のそれぞれ
側面説明図、正断面説明図である。
図面の主要な部分を表わす符号の説明、１５・・・・・
・軸筒、１７・・・・・・フレーム、１９・・・・・・
ローラ軸、２１・・・・・・ローラ、２５・・・・・・
履帯、３５・・・・・・螺子部、３Ｔ・・・・・・係止
部、３９・・・・・・係止板、４３・・・・・・ナツト
０1 and 2 are respectively a front cross-sectional explanatory view and a side explanatory view of one embodiment of the present invention, FIG. 3 is a side explanatory view of the main part, and FIGS. 4 and 5 are of a conventional track roller device. They are a side explanatory view and a front cross-sectional explanatory view of main parts, respectively. Explanation of the symbols representing the main parts of the drawing, 15...
・Shaft cylinder, 17... Frame, 19...
Roller shaft, 21...Roller, 25...
Crawler track, 35...screw part, 3T...locking part, 39...locking plate, 43...nut 0
Claims (1)
軸筒１５，１５に、それぞれ着脱自在に嵌合するローラ
軸１９，１９を設け、前記ローラ軸１９，１９のそれぞ
れ一端に回転自在に支持されて履帯２５の上面を転動す
るためのローラ２１゜２１を設け、前記ローラ軸１９，
１９のそれぞれの他端に螺子部３５．３５および係止部
３７，３７を設けるとともに、それぞれの前記係止部３
７゜３γに係合してそれぞれの前記ローラ軸１９，１９
を連結する係止板３９を設け、それぞれの前記螺子部３
５．３５に螺合するナツト４３．４３により、それぞれ
の前記ローラ軸１９，１９を、前記係止板３９を介して
前記フレーム１７に固着して設けたことを特徴とする・
トラックローラ装置。Roller shafts 19, 19 that are removably fitted to a plurality of shaft cylinders 15, 15, which are fixed and arranged in parallel to the frame 17 in the horizontal direction, are provided, and one end of each of the roller shafts 19, 19 is rotatably mounted. A roller 21° 21 is provided to roll on the upper surface of the crawler belt 25 while being supported by the roller shaft 19,
A screw portion 35, 35 and locking portions 37, 37 are provided at the other end of each of the locking portions 3.
7°3γ, and the respective roller shafts 19, 19
A locking plate 39 is provided to connect the screw portions 3 to each other.
5.35, each of the roller shafts 19, 19 is fixed to the frame 17 via the locking plate 39.
Track roller device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15869278U JPS5824626Y2 (en) | 1978-11-20 | 1978-11-20 | Truck crawler device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15869278U JPS5824626Y2 (en) | 1978-11-20 | 1978-11-20 | Truck crawler device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5575582U JPS5575582U (en) | 1980-05-24 |
| JPS5824626Y2 true JPS5824626Y2 (en) | 1983-05-26 |
Family
ID=29150799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15869278U Expired JPS5824626Y2 (en) | 1978-11-20 | 1978-11-20 | Truck crawler device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5824626Y2 (en) |
-
1978
- 1978-11-20 JP JP15869278U patent/JPS5824626Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5575582U (en) | 1980-05-24 |
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