JPH0333247Y2 - - Google Patents
Info
- Publication number
- JPH0333247Y2 JPH0333247Y2 JP1986130629U JP13062986U JPH0333247Y2 JP H0333247 Y2 JPH0333247 Y2 JP H0333247Y2 JP 1986130629 U JP1986130629 U JP 1986130629U JP 13062986 U JP13062986 U JP 13062986U JP H0333247 Y2 JPH0333247 Y2 JP H0333247Y2
- Authority
- JP
- Japan
- Prior art keywords
- frame
- tree trunk
- wheels
- frame body
- driven
- 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
- 238000013138 pruning Methods 0.000 claims description 16
- 238000010009 beating Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
Description
【考案の詳細な説明】
産業上の利用分野
本考案は樹幹に駆動車輪を圧接して枠体を樹幹
の周囲に螺旋状に旋回駆動させながら枝を切断す
る自動枝打機に関する。[Detailed Description of the Invention] Industrial Application Field The present invention relates to an automatic pruning machine that cuts branches while pressing a drive wheel against a tree trunk and driving a frame to spiral around the tree trunk.
従来の技術
従来のこの種自動枝打機は、枠体に設けられた
内燃機関によつて回転駆動される駆動車輪と、樹
幹をはさんで駆動車輪と反対側の枠体部分に取付
けられた複数個の従動車輪とを有しており、従動
車輪は枠体にそれぞれ別個に固定された車輪支持
体にそれぞれ支持されている。Conventional technology This type of conventional automatic pruning machine has a drive wheel that is rotatably driven by an internal combustion engine installed in the frame, and a drive wheel that is attached to the frame on the opposite side of the drive wheel across the tree trunk. It has a plurality of driven wheels, and the driven wheels are each supported by wheel supports that are separately fixed to the frame.
考案が解決しようとする問題点
前記したような従来の自動枝打機では、全ての
従動車輪を枝打する樹幹の直径の変化等に応動し
て樹幹に適正に当接させることが困難で、このた
め樹幹に対して機体の正常な進行を妨げかつ適正
な枝打作業を阻害し、小径の樹幹から大径の樹幹
まで広い範囲にわたつて自動枝打機を使用するこ
とができないなどの問題がある。Problems to be Solved by the Invention In the conventional automatic pruning machine as described above, it is difficult to bring all the driven wheels into proper contact with the tree trunk in response to changes in the diameter of the tree trunk to be pruned. This prevents the machine from moving normally against the tree trunk and prevents proper pruning work, making it impossible to use the automatic pruning machine over a wide range of tree trunks, from small diameter tree trunks to large diameter tree trunks. There is.
そこで、本考案はこのような従来の自動枝打機
の問題を解決し、全ての車輪を樹幹に圧接して機
体を確実に旋回せしめて、効率良く枝打作業を行
なう自動枝打機を提供することを目的とする。 Therefore, the present invention solves the problems of conventional automatic pruning machines, and provides an automatic pruning machine that can perform pruning work efficiently by pressing all the wheels against the tree trunk and making the machine turn reliably. The purpose is to
問題点を解決するための手段
本考案による自動枝打機は、樹幹を抱きかかえ
るように枠体を配設し、該枠体に車輪を設け樹幹
に駆動車輪を圧接して枠体を樹幹の周囲に螺旋状
に旋回駆動させながら枝を切断するために、前記
枠体を動力によつて回転駆動されるベルト式駆動
装置を設けた第一の枠体と第二の枠体とに分割し
て設け、複数個の従動車輪を回動可能に取付けた
車輪支持体を前記第二の枠体の一側に回動可能に
設けるとともに、前記第二の枠体の他側に一つの
補助駆動車輪を配設した構成を特徴とする。Means for Solving the Problems The automatic pruning machine according to the present invention has a frame body arranged so as to hug the tree trunk, wheels on the frame body, and driving wheels pressed against the tree trunk to move the frame body around the tree trunk. In order to cut the branch while driving the branch in a spiral manner around the circumference, the frame body is divided into a first frame body and a second frame body provided with a belt type drive device that is rotatably driven by power. A wheel support to which a plurality of driven wheels are rotatably mounted is rotatably provided on one side of the second frame, and one auxiliary drive is rotatably provided on the other side of the second frame. It is characterized by a configuration with wheels.
作 用
本考案の構成により、樹幹の直径が変化したと
き、それに応動して車輪支持体は枠体に対して回
動し、全ての従動車輪を樹幹にほぼ均等に当接さ
せる。Function According to the structure of the present invention, when the diameter of the tree trunk changes, the wheel support rotates relative to the frame body in response to the change, and all the driven wheels are brought into almost equal contact with the tree trunk.
実施例
次に、本考案を図示した実施例に基づいて説明
する。なお、切断装置等、本考案と直接関係のな
い自動枝打機としての一般的な構造は省略した。Embodiments Next, the present invention will be described based on illustrated embodiments. Note that the general structure of an automatic pruning machine, such as a cutting device, that is not directly related to the present invention has been omitted.
本実施例の自動枝打機は樹幹Ｔを抱きかかえる
ように配置される二つの枠体部分１及び２を有す
る。第一の枠体部分１はそれに装架された内燃機
関（図示せず）からの動力によつて回転駆動され
るベルト式駆動装置３を設けており、該ベルト駆
動装置３は樹幹Ｔの上下方向に対して傾斜して樹
幹Ｔの周囲に圧接するように配設されていて、自
動枝打機を旋回駆動するための駆動車輪を構成す
る。 The automatic pruning machine of this embodiment has two frame parts 1 and 2 arranged so as to hug a tree trunk T. The first frame portion 1 is provided with a belt-type drive device 3 that is rotationally driven by power from an internal combustion engine (not shown) mounted thereon. It is arranged so as to be in pressure contact with the periphery of the tree trunk T while being inclined with respect to the direction, and constitutes a drive wheel for rotating and driving the automatic pruning machine.
第二の枠体部分２はその一側部に二つの従動車
輪車輪４及び５を配設しておりかつその他側部に
一つの補助駆動車輪６を配設しており、該補助駆
動車輪６は後述するようにしてベルト式駆動装置
３から動力の伝達を受ける。従動車輪４，５及び
補助駆動車輪６はベルト式駆動装置３と同様に樹
幹Ｔの長さ方向に対して傾斜して樹幹Ｔの周囲に
圧接するように配置されており、ベルト式駆動装
置３と協働して機体を樹幹Ｔの周囲に螺旋状に旋
回させながら上下方向に移動せしめ得るようにな
つている。 The second frame part 2 has two driven wheels 4 and 5 arranged on one side thereof and an auxiliary drive wheel 6 arranged on the other side thereof. receives power transmission from the belt type drive device 3 as will be described later. The driven wheels 4 and 5 and the auxiliary drive wheels 6 are arranged so as to be inclined with respect to the length direction of the tree trunk T and press against the periphery of the tree trunk T, similarly to the belt type drive device 3. In cooperation with the tree trunk T, the machine body can be moved in the vertical direction while turning in a spiral manner around the tree trunk T.
従動車輪４及び５は一つの車輪支持体７に回転
可能に軸支されている。車輪支持体７は第二の枠
体部分２に形成された突出部分８に取付けられた
枢止軸９に回動可能に取付けられている。従動車
輪４，５及び枢止軸９はそれらの軸線が互いに平
行に延びるように配置されている。この構成によ
り、樹幹Ｔの直径や表面の形状が変化しても、車
輪支持体７は枢止軸９の周りに回動するので、従
動車輪４及び５の両方を樹幹Ｔの周囲に確実に当
接させる。このようにして、ベルト式駆動装置
３、従動車輪４，５及び補助駆動車輪６は機体を
樹幹Ｔに対して最も安定して保持する三点支持構
造を形成する。 The driven wheels 4 and 5 are rotatably supported on one wheel support 7. The wheel support 7 is rotatably mounted on a pivot shaft 9 mounted on a protruding portion 8 formed on the second frame portion 2 . The driven wheels 4, 5 and the pivot shaft 9 are arranged so that their axes extend parallel to each other. With this configuration, even if the diameter or surface shape of the tree trunk T changes, the wheel support 7 rotates around the pivot shaft 9, so both driven wheels 4 and 5 can be reliably moved around the tree trunk T. Bring it into contact. In this way, the belt type drive device 3, the driven wheels 4, 5, and the auxiliary drive wheels 6 form a three-point support structure that holds the machine body against the tree trunk T in the most stable manner.
第二の枠体部分２の両側部に一対のばね１０及
び１１の一端がそれぞれ取付けられており、ばね
１０及び１１の他端には連続した一連の係止リン
グ１２及び１３をそれぞれ取付けている。一方、
第一の枠体部分１はその両側部に一対の係止片１
４及び１５をそれぞれ設けており、樹幹Ｔの直径
の大きさに応じて一方の係止リング１２の一つを
一方の係止片１４に係止しかつ他方の係止リング
１３の一つを他方の係止片１５に係止し、それに
より枠体部分１及び２を互いの方向へ引張つて樹
幹Ｔの周囲に抱き着くように配設すると共に樹幹
Ｔに対するベルト式駆動装置３、従動車輪４，５
及び補助駆動車輪６の圧接力を調節し得るように
なつている。更に、第一の枠体部分１の一側部に
案内棒１６が固定されており、該案内棒１６はそ
の先端部分が第二の枠体部分２の一側部に形成さ
れた案内スリーブ１７の穴に摺動可能に嵌合して
枠体部分１及び２を案内保持するようになつてい
る。 One end of a pair of springs 10 and 11 is attached to each side of the second frame portion 2, and a continuous series of locking rings 12 and 13 are attached to the other ends of the springs 10 and 11, respectively. . on the other hand,
The first frame portion 1 has a pair of locking pieces 1 on both sides thereof.
4 and 15, respectively, and depending on the diameter of the tree trunk T, one of the locking rings 12 is locked to one of the locking pieces 14, and one of the locking rings 13 of the other side is locked to the locking piece 14 of the other side. The frame portions 1 and 2 are engaged with the other locking piece 15, thereby pulling the frame portions 1 and 2 toward each other and disposed so as to hug around the tree trunk T. 4,5
And the pressure contact force of the auxiliary drive wheel 6 can be adjusted. Further, a guide rod 16 is fixed to one side of the first frame portion 1, and the tip portion of the guide rod 16 is connected to a guide sleeve 17 formed on one side of the second frame portion 2. The frame portions 1 and 2 are slidably fitted into the holes of the frame portions 1 and 2 to guide and hold the frame portions 1 and 2.
第一の枠体部分１の他側部に出力歯車装置１８
が取付けられており、該出力歯車装置１８の入力
歯車１９はその軸に取付けられたスプロケツト２
０、ベルト式駆動装置３の駆動軸２９に取付けら
れたスプロケツト２１及びこれ等のスプロケツト
２０及び２１に掛け渡されたチエーン２２を介し
てベルト式駆動装置３へ連結されて回転駆動され
る。前記出力歯車装置１８の出力歯車３０に取着
された駆動軸２３の他端側は第二の枠体部分２の
他側部に取付けられた入力歯車装置２４の入力歯
車３１の軸受穴３２に軸方向に摺動可能に嵌合し
ている。駆動軸２３及びそれが嵌合する入力歯車
装置２４の入力歯車３１の軸受穴３２は互いに相
補した四角形断面形状に形成されており、該入力
歯車３１及び駆動軸２３は互いに軸線方向に摺動
可能であるが互いに相対的回動不能に構成されて
いる。このようにして駆動軸２３及び入力歯車装
置２４の入力歯車３１は第一、第二の枠体部分１
及び２の前記案内棒１６とは反対側の他側部を案
内保持すると共に出力歯車装置１８から入力歯車
装置２４へ回転駆動力を伝達する作用をする。 An output gear device 18 is provided on the other side of the first frame portion 1.
is attached, and the input gear 19 of the output gear device 18 is connected to the sprocket 2 attached to its shaft.
0. The belt type drive unit 3 is connected to the belt type drive unit 3 through a sprocket 21 attached to the drive shaft 29 of the belt type drive unit 3 and a chain 22 that spans these sprockets 20 and 21, and is driven to rotate. The other end side of the drive shaft 23 attached to the output gear 30 of the output gear device 18 is connected to the bearing hole 32 of the input gear 31 of the input gear device 24 attached to the other side of the second frame portion 2. They are fitted to be slidable in the axial direction. The drive shaft 23 and the bearing hole 32 of the input gear 31 of the input gear device 24 into which it fits are formed in a mutually complementary rectangular cross-sectional shape, and the input gear 31 and the drive shaft 23 can slide relative to each other in the axial direction. However, they are configured so that they cannot rotate relative to each other. In this way, the drive shaft 23 and the input gear 31 of the input gear device 24 are connected to the first and second frame parts 1.
and 2, which guides and holds the other side opposite to the guide rod 16, and functions to transmit rotational driving force from the output gear device 18 to the input gear device 24.
入力歯車装置２４はその入力歯車３１に係合す
る出力歯車２５を有しており、該出力歯車２５は
その軸にスプロケツト２６を取付けている。該ス
プロケツト２６と補助駆動車輪６の軸に取付けら
れたスプロケツト２７との間にチエーン２８が掛
け渡されている。この構成により、補助駆動車輪
６は駆動車輪を構成するベルト式駆動装置３と同
時に駆動され、自動枝打機を樹幹Ｔに対して確実
に運動させることができる。 Input gearing 24 has an output gear 25 that engages input gear 31 and has a sprocket 26 mounted on its shaft. A chain 28 is stretched between the sprocket 26 and a sprocket 27 attached to the shaft of the auxiliary drive wheel 6. With this configuration, the auxiliary drive wheel 6 is driven simultaneously with the belt type drive device 3 that constitutes the drive wheel, and the automatic pruning machine can be reliably moved with respect to the tree trunk T.
考案の効果
以上説明した本考案の構成により、本考案は複
数個の従動車輪を樹幹の直径の変化等に応動して
樹幹に全て適正に当接させることができ、樹幹か
らの脱輪を起すことなく機体を常に樹幹表面に沿
つて正常に進行させて適正な枝打作業を行なうこ
とができ、小径の樹幹から大径の樹幹まで広い範
囲にわたつて自動枝打機を使用することができる
などの効果を奏する。Effects of the invention With the structure of the invention explained above, the invention can make all of the plurality of driven wheels appropriately contact the tree trunk in response to changes in the diameter of the tree trunk, thereby preventing the wheels from coming off the tree trunk. The automatic pruning machine can be used over a wide range of areas, from small to large tree trunks, by allowing the machine to always move normally along the surface of the tree trunk without causing problems. It has the following effects.
図面は本考案による自動枝打機の一実施例を示
す概略平面図である。
１，２……枠体部分、４，５……従動車輪、７
……車輪支持体、Ｔ……樹幹。
The drawing is a schematic plan view showing an embodiment of an automatic pruning machine according to the present invention. 1, 2... Frame part, 4, 5... Driven wheel, 7
...wheel support, T...tree trunk.
Claims (1)
体に車輪を設け、樹幹に前記車輪を圧接して前記
枠体を樹幹の周囲に螺旋状に旋回駆動させながら
枝を切断する自動枝打機において、前記枠体を動
力によつて回転駆動されるベルト式駆動装置を設
けた第一の枠体と第二の枠体とに分割して設け、
複数個の従動車輪を回動可能に取付けた車輪支持
体を前記第二の枠体の一側に回動可能に設けると
ともに、前記第二の枠体の他側に一つの補助駆動
車輪を配設したことを特徴とする自動枝打機。 An automatic branch in which a frame is arranged so as to hug a tree trunk, wheels are provided on the frame, and the wheels are pressed against the tree trunk to drive the frame to spiral around the tree trunk while cutting branches. In the beating machine, the frame body is divided into a first frame body and a second frame body provided with a belt-type drive device rotationally driven by power,
A wheel support to which a plurality of driven wheels are rotatably attached is rotatably provided on one side of the second frame, and one auxiliary drive wheel is disposed on the other side of the second frame. An automatic pruning machine characterized by the following:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986130629U JPH0333247Y2 (en) | 1986-08-27 | 1986-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986130629U JPH0333247Y2 (en) | 1986-08-27 | 1986-08-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6336254U JPS6336254U (en) | 1988-03-08 |
| JPH0333247Y2 true JPH0333247Y2 (en) | 1991-07-15 |
Family
ID=31028310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986130629U Expired JPH0333247Y2 (en) | 1986-08-27 | 1986-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0333247Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4496161B2 (en) * | 2005-12-14 | 2010-07-07 | 政典 杉坂 | Elevating device for columnar objects |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5944252B2 (en) * | 1978-11-14 | 1984-10-27 | エヌ・ジエイ・エム・インコ−ポレイテツド | labeling machine |
| JPS61124327A (en) * | 1984-11-20 | 1986-06-12 | セイレイ工業株式会社 | Idle wheel support structure of power pruning machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5944252U (en) * | 1982-09-18 | 1984-03-23 | セイレイ工業株式会社 | Idle wheel support structure of branching machine |
-
1986
- 1986-08-27 JP JP1986130629U patent/JPH0333247Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5944252B2 (en) * | 1978-11-14 | 1984-10-27 | エヌ・ジエイ・エム・インコ−ポレイテツド | labeling machine |
| JPS61124327A (en) * | 1984-11-20 | 1986-06-12 | セイレイ工業株式会社 | Idle wheel support structure of power pruning machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6336254U (en) | 1988-03-08 |
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