JPH04352009A - Carrying facility using self-traveling truck - Google Patents
Carrying facility using self-traveling truckInfo
- Publication number
- JPH04352009A JPH04352009A JP3126303A JP12630391A JPH04352009A JP H04352009 A JPH04352009 A JP H04352009A JP 3126303 A JP3126303 A JP 3126303A JP 12630391 A JP12630391 A JP 12630391A JP H04352009 A JPH04352009 A JP H04352009A
- Authority
- JP
- Japan
- Prior art keywords
- self
- propelled
- truck
- trolley
- traveling
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 230000002265 prevention Effects 0.000 description 12
- 230000003028 elevating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
Landscapes
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
- Control Of Conveyors (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Abstract
Description
【０００１】0001
【産業上の利用分野】本発明は、たとえば自動車生産工
場において、自動車車体を支持して作業工程間で搬送す
るのに採用される自走台車使用の搬送設備に関するもの
である。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to transport equipment using a self-propelled trolley, which is employed, for example, in an automobile production factory to support and transport an automobile body between work processes.
【０００２】0002
【従来の技術】従来、この種の設備としては、たとえば
床上に敷設したレールに車輪を介して載置した自走台車
を一定経路上で走行自在とし、そして台車本体上に前後
一対の支持装置を設けるとともに、一方の支持装置を他
方の支持装置に対して接近離間自在とし、自走台車の前
部に、先行する自走台車を検出自在な追突防止用検出装
置を設けた構成が提供されている。[Prior Art] Conventionally, this type of equipment consists of a self-propelled trolley placed on rails laid on the floor via wheels so that it can travel along a fixed path, and a pair of front and rear support devices mounted on the trolley body. In addition, there is provided a configuration in which one support device can freely approach and move away from the other support device, and a detection device for preventing rear-end collisions that can freely detect a preceding self-propelled vehicle is provided at the front of the self-propelled vehicle. ing.
【０００３】この従来構成によると、一方の支持装置を
他方の支持装置に対して接近離間させることで、種々な
車長（形状）の自動車車体を支持自在にし得、そして走
行している自走台車は、先行する自走台車を追突防止用
検出装置で検出して走行制御することにより、先行する
自走台車に追突することなく作業工程間で自動車車体を
搬送し得る。According to this conventional structure, by moving one support device toward and away from the other support device, it is possible to freely support automobile bodies of various vehicle lengths (shapes), and it is possible to freely support automobile bodies of various vehicle lengths (shapes). By detecting the preceding self-propelled cart using a rear-end collision prevention detection device and controlling the traveling of the cart, it is possible to transport the automobile body between work steps without rear-ending the preceding self-propelled cart.
【０００４】0004
【発明が解決しようとする課題】上記した従来構成によ
ると、各自走台車は最長の自動車車体に対処し得る長さ
に形成してあり、かつ追突防止用検出装置による検出距
離は、或る車間距離が生じるように設定している。その
結果、作業ラインにおける自走台車の走行密度が低いも
のになって効率のよい作業ラインを形成できず、さらに
自走台車間に隙間が生じて、作業者の自走台車間での乗
り移りを容易に安全に行えない。[Problems to be Solved by the Invention] According to the above-described conventional structure, each self-propelled truck is formed to a length that can accommodate the longest automobile body, and the detection distance by the collision prevention detection device is limited to a certain distance between vehicles. It is set to create a distance. As a result, the running density of self-propelled carts on the work line is low, making it impossible to form an efficient work line, and gaps are created between the self-propelled carts, making it difficult for workers to transfer between the self-propelled carts. It cannot be done easily and safely.
【０００５】本発明の目的とするところは、自走台車間
に追突防止のための車間距離を取れるものでありながら
、自走台車間に隙間が生じることなく連続して走行し得
、作業ラインにおける自走台車の走行密度を高くし得る
自走台車使用の搬送設備を提供する点にある。[0005] The object of the present invention is to provide an inter-vehicle distance between self-propelled carts to prevent rear-end collisions, while also being able to run continuously without creating gaps between the self-propelled carts, and to improve the work line. An object of the present invention is to provide a transport facility using self-propelled carts that can increase the running density of self-propelled carts.
【０００６】[0006]
【課題を解決するための手段】上記目的を達成すべく本
発明における自走台車使用の搬送設備は、一定経路上を
走行自在な自走台車を設け、この自走台車は、台車本体
に少なくとも一方を接近離間自在とした前後一対の支持
装置を設け、前記台車本体の前後端の一方からカバー体
を前後方向の外方に連設するとともに、他方から、前記
カバー体内に嵌合自在な差し込み体を前後方向の外方に
連設し、前記自走台車に、先行する自走台車を検出自在
でかつ検出距離を変更自在な追突防止用検出装置を設け
ている。[Means for Solving the Problems] In order to achieve the above object, the present invention provides a transport facility using a self-propelled trolley, which is provided with a self-propelled trolley that can travel freely on a fixed route, and the self-propelled trolley has at least A pair of front and rear support devices are provided, one of which is movable toward and away from the other, and a cover body is provided outwardly in the front and back direction from one of the front and rear ends of the truck body, and an insert that can be freely fitted into the cover body is provided from the other side. The self-propelled vehicle is provided with a detection device for preventing a rear-end collision that can freely detect a preceding self-propelled vehicle and change the detection distance.
【０００７】[0007]
【作用】かかる本発明の構成によると、自走台車を、最
長の被搬送物（自動車）を支持した状態において差し込
み体の先端がカバー体内に嵌合するように構成し、そし
て支持した被搬送物の情報（長さ情報など）に基づいて
追突防止用検出装置による検出距離を変更しておく。[Operation] According to the structure of the present invention, the self-propelled cart is configured such that the tip of the insert body fits into the cover body when the longest object to be transported (a car) is supported, and the supported object to be transported is The detection distance by the rear-end collision prevention detection device is changed based on object information (length information, etc.).
【０００８】これにより自走台車は、先行する自走台車
を設定した検出距離に基づいて追突防止用検出装置で検
出しながら走行制御することになり、先行する自走台車
に追突することなく作業ラインを走行し得る。その際に
支持した被搬送物の長さに応じて嵌合長さが変化するの
みで、常に台車本体から差し込み体、カバー体に亘って
、隙間のない連続した作業床を形成し得る。[0008] As a result, the self-propelled trolley is controlled to run while being detected by the detection device for preventing rear-end collisions based on the set detection distance of the preceding self-propelled trolley, so that the self-propelled trolley can operate without colliding with the preceding self-propelled trolley. Can run the line. Only by changing the fitting length according to the length of the transported object supported at that time, it is possible to always form a continuous working floor from the trolley body to the insert body and the cover body without gaps.
【０００９】[0009]
【実施例】以下に本発明の一実施例を図に基づいて説明
する。１は床２上に設けられた架枠で、この架枠１の上
部には支持レール４を介して左右一対のレール５が配設
される。自走台車２０がレール５に支持案内されて走行
することで作業ライン（一定経路）８を形成する。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. Reference numeral 1 denotes a frame provided on a floor 2, and a pair of left and right rails 5 are disposed above the frame 1 via support rails 4. The self-propelled cart 20 is supported and guided by the rails 5 and travels to form a work line (fixed route) 8.
【００１０】前記自走台車２０は、台車本体２１に下部
枠２２を一体化しており、この下部枠２２に左右一対の
車輪２３を前後に振り分けて設け、これら車輪２３を介
してレール５に載置される。そして、たとえば前部の車
輪２３は、下部枠２２に設けた駆動装置２４に連動して
おり、この駆動装置２４は正逆駆動自在であり、かつ下
部枠２２に設けた制御装置２５からの指示により制御さ
れる。The self-propelled trolley 20 has a lower frame 22 integrated into the main body 21 of the vehicle, and a pair of left and right wheels 23 are provided on the lower frame 22 and are distributed between the front and rear. placed. For example, the front wheels 23 are linked to a drive device 24 provided on the lower frame 22, and this drive device 24 can be driven in forward and reverse directions, and receives instructions from a control device 25 provided on the lower frame 22. controlled by
【００１１】前記台車本体２１の前部には前部支持装置
２６が設けられ、この前部支持装置２６は、下部枠２２
に一体化した固定部材２７と、この固定部材２７に昇降
ガイド装置２８を介して配設した前部受け具２９と、昇
降動装置３０とからなる。A front support device 26 is provided at the front of the truck body 21, and this front support device 26 is connected to the lower frame 22.
It consists of a fixing member 27 integrated with the fixing member 27, a front receiver 29 disposed on the fixing member 27 via an elevating guide device 28, and an elevating device 30.
【００１２】前記台車本体２１の後部には後部支持装置
３１が設けられ、この後部支持装置３１は、下部枠２２
にレール３２とローラ３３とを介して前記固定部材２７
に対して接近離間自在とした可動部材３４と、この可動
部材３４に昇降ガイド装置３５を介して配設した後部受
け具３６と、昇降動装置３７とからなる。A rear support device 31 is provided at the rear of the truck body 21, and this rear support device 31 is connected to the lower frame 22.
the fixing member 27 via the rail 32 and roller 33.
It consists of a movable member 34 that can move toward and away from the movable member 34 , a rear receiver 36 disposed on the movable member 34 via an elevation guide device 35 , and an elevation device 37 .
【００１３】この構成により前部支持装置２６に対して
後部支持装置３１が接近離間自在となるが、これは後部
支持装置３１に対して前部支持装置２６を接近離間自在
としてもよく、また両支持装置２６，３１ともに接近離
間自在としてもよい。With this configuration, the rear support device 31 can move toward and away from the front support device 26; however, the front support device 26 may be moved toward and away from the rear support device 31, or both Both the support devices 26 and 31 may be able to approach and separate.
【００１４】前記台車本体２１の後端からカバー体４０
が後方に連設され、このカバー体４０は台車本体２１の
幅と同様な幅を有し、かつ後面ならびに下面が開放した
平箱状に形成される。そして台車本体２１の前端から、
前記カバー体４０内に前後方向から嵌合自在な差し込み
体４１が前方に連設され、この差し込み体４１は台車本
体２１の幅と同様な幅を有する。A cover body 40 is inserted from the rear end of the truck body 21.
The cover body 40 has a width similar to the width of the truck body 21, and is formed in the shape of a flat box with the rear and lower surfaces open. From the front end of the truck body 21,
An insert body 41 that can be freely fitted into the cover body 40 from the front and back directions is arranged in a row in the front, and this insert body 41 has a width similar to the width of the truck body 21.
【００１５】ここで自走台車２０は、最長の自動車車体
５０（被搬送物の一例）を支持した状態において、差し
込み体４１の先端がカバー体４０内に嵌合するように構
成している。なおカバー体４０と差し込み体４１とは前
後を入れ替えてもよい。The self-propelled trolley 20 is configured such that the tip of the insert body 41 fits into the cover body 40 while supporting the longest automobile body 50 (an example of an object to be transported). Note that the cover body 40 and the insert body 41 may be interchanged.
【００１６】前記下部枠２２には、先行する自走台車２
０を検出自在でかつ検出距離を変更自在な追突防止用検
出装置４５が設けられる。この追突防止用検出装置４５
は、たとえば投光器と受光器とからなる光電管形式であ
って、下部枠２２の前面と後面に設けられ、そして追突
防止用検出装置４５に対向して下部枠２２の前面と後面
には反射板４６が設けられる。なお追突防止用検出装置
４５は前記制御装置２５に接続している。The lower frame 22 is provided with the preceding self-propelled truck 2.
A rear-end collision prevention detection device 45 is provided that can freely detect 0 and can freely change the detection distance. This rear-end collision prevention detection device 45
is a phototube type consisting of a projector and a light receiver, for example, and is provided on the front and rear surfaces of the lower frame 22, and reflective plates 46 are provided on the front and rear surfaces of the lower frame 22, facing the collision prevention detection device 45. will be provided. Note that the rear-end collision prevention detection device 45 is connected to the control device 25.
【００１７】前記架枠３側にはブラケット１５を介して
給電装置１６が配設され、また自走台車２０には集電装
置１７が設けられる。以下に上記構成における作用を説
明する。A power supply device 16 is provided on the side of the frame 3 via a bracket 15, and a current collector 17 is provided on the self-propelled cart 20. The operation of the above configuration will be explained below.
【００１８】自走台車２０は、搬送しようとする自動車
車体５０の車長に応じて、すなわち車軸５１間のピッチ
に応じて後部支持装置３１の位置が変更される。これは
作動装置や手動操作により可動部材３４を移動させ、前
部受け具２９に対して後部受け具３６を接近離間動させ
ることで行える。In the self-propelled trolley 20, the position of the rear support device 31 is changed according to the length of the automobile body 50 to be transported, that is, according to the pitch between the axles 51. This can be done by moving the movable member 34 using an actuator or manual operation, and moving the rear receiver 36 toward and away from the front receiver 29.
【００１９】そして作業ライン８の始端部において前部
受け具２９ならびに後部受け具３６に車軸５１を載置さ
せることで、自走台車２０は自動車車体５０を支持する
ことになり、この支持した自動車車体５０の情報（長さ
情報など）が制御装置２５にセットされる。したがって
、このセットに基づいて追突防止用検出装置４５による
検出距離が変更される。なお自動車車体５０のレベル合
わせは、昇降動装置３０，３７により受け具２９，３６
を昇降調整することで行える。By placing the axle 51 on the front support 29 and the rear support 36 at the starting end of the work line 8, the self-propelled trolley 20 supports the automobile body 50, and the supported automobile Information about the vehicle body 50 (length information, etc.) is set in the control device 25. Therefore, the detection distance by the collision prevention detection device 45 is changed based on this set. Note that the level adjustment of the automobile body 50 is performed using the lifting devices 30 and 37 using the receiving tools 29 and 36.
This can be done by adjusting the elevation.
【００２０】前記自走台車２０は、駆動装置２４の作動
によって作業ライン８上を走行する。このとき自走台車
２０は、設定した検出距離に基づいて、先行する自走台
車２０を追突防止用検出装置４５で検出しながら走行制
御されることになり、したがって先行する自走台車２０
に追突することなく作業ライン８を走行することになる
。The self-propelled cart 20 travels on the work line 8 by the operation of a drive device 24. At this time, the self-propelled vehicle 20 is controlled to travel while detecting the preceding self-propelled vehicle 20 with the rear-end collision prevention detection device 45 based on the set detection distance.
The vehicle travels along the work line 8 without colliding with another vehicle.
【００２１】その際に自走台車２０は、最長の自動車車
体５０を支持した状態において差し込み体４１の先端が
カバー体４０内に嵌合するように構成してあることから
、支持した自動車車体５０の長さに応じて嵌合長さが変
化するのみで、常に台車本体２１から差し込み体４１、
カバー体４０に亘って、隙間のない連続した作業床を形
成することになる。At this time, since the self-propelled trolley 20 is configured such that the tip of the insert body 41 fits into the cover body 40 while supporting the longest automobile body 50, the supported automobile body 50 The fitting length only changes depending on the length of the insert body 41,
A continuous work floor with no gaps is formed over the cover body 40.
【００２２】このような走行中において、台車本体２１
上や床２上の作業者が自動車車体５０に対して各種の作
業を行い、また作業ライン８の側方に設置したロボット
が自動車車体５０に対して各種の作業を行う。その際に
台車本体２１上からの作業者による各種の作業や、台車
本体２１間での作業者の乗り移りは、前述したように台
車本体２１から差し込み体４１、カバー体４０に亘って
、隙間のない連続した作業床を形成していることから、
足を落とし込むようなことなく容易に安全に行える。During such traveling, the truck body 21
Workers on the top or on the floor 2 perform various tasks on the vehicle body 50, and robots installed on the sides of the work line 8 perform various tasks on the vehicle body 50. At this time, various operations by the operator from above the trolley body 21 and transfer of workers between the trolley bodies 21 are performed from the trolley body 21 to the insert body 41 and the cover body 40, as described above. Because it forms a continuous working floor,
This can be done easily and safely without dropping your foot.
【００２３】上述のようにして所期の作業を受けた自動
車車体５０は、作業ライン８の終端部において自走台車
２０から卸され、次工程へ移される。そして空になった
自走台車２０は作業ライン８の始端部に戻される。The automobile body 50 that has undergone the intended work as described above is unloaded from the self-propelled cart 20 at the end of the work line 8 and is transferred to the next process. The empty self-propelled cart 20 is then returned to the starting end of the work line 8.
【００２４】前記実施例では被搬送物として自動車車体
５０を示したが、これはトラック車体や各種装置など、
長さの異なる種々な被搬送物を取り扱えるものである。
また作業ライン８は平面視における循環ラインや側面視
における循環ラインの一部または全部に形成されるもの
である。In the above embodiment, the automobile body 50 was shown as the object to be transported, but this may also be a truck body, various devices, etc.
It can handle various objects of different lengths. Further, the work line 8 is formed in part or all of the circulation line in plan view or the circulation line in side view.
【００２５】[0025]
【発明の効果】上記構成の本発明によると、自走台車を
、最長の被搬送物を支持した状態において差し込み体の
先端がカバー体内に嵌合するように構成し、そして支持
した被搬送物の情報（長さ情報など）に基づいて追突防
止用検出装置による検出距離を変更しておくことにより
、自走台車は、先行する自走台車を設定した検出距離に
基づいて追突防止用検出装置で検出しながら走行制御し
て、先行する自走台車に追突することなく作業ラインを
走行でき、その際に支持した被搬送物の長さに応じて嵌
合長さが変化するのみで、常に台車本体から差し込み体
、カバー体に亘って、隙間のない連続した作業床を形成
できる。According to the present invention having the above structure, the self-propelled cart is configured such that the tip of the insert body fits into the cover body in a state where the longest object to be transported is supported, and the supported object to be transported is By changing the detection distance by the rear-end collision prevention detection device based on the information (length information, etc.), the self-propelled cart can detect the rear-end collision prevention detection device based on the set detection distance of the preceding self-propelled cart. It is possible to run on the work line without colliding with the preceding self-propelled trolley by controlling the running while detecting it. A continuous working floor with no gaps can be formed from the trolley body to the insert body and the cover body.
【００２６】したがって、自走台車間に追突防止のため
の車間距離を取れるものでありながら、自走台車間に隙
間が生じることなく連続して走行でき、作業ラインにお
ける自走台車の走行密度を高くできて効率のよい作業ラ
インを形成できるとともに、作業者の自走台車間での乗
り移りは、足を落とし込むようなことなく容易に安全に
行うことができる。Therefore, although it is possible to maintain a distance between the self-propelled bogies to prevent rear-end collisions, the self-propelled bogies can run continuously without any gaps between them, and the running density of the self-propelled bogies on the work line can be reduced. A highly efficient work line can be formed, and workers can easily and safely transfer between self-propelled trolleys without having to put their feet down.
【図１】本発明の一実施例を示し、作業ラインにおける
自走台車の側面図である。FIG. 1 shows an embodiment of the present invention and is a side view of a self-propelled cart on a work line.
【図２】同図１における要部の拡大側面図である。FIG. 2 is an enlarged side view of a main part in FIG. 1;
【図３】同作業ラインにおける自走台車の平面図である
。FIG. 3 is a plan view of a self-propelled cart on the same work line.
【図４】同作業ラインにおける自走台車の一部切欠き正
面図である。FIG. 4 is a partially cutaway front view of the self-propelled cart on the same work line.
【符号の説明】
５ レール
８ 作業ライン（一定経路）２０ 自
走台車
２１ 台車本体
２６ 前部支持装置
３１ 後部支持装置
３４ 可動部材
４０ カバー体
４１ 差し込み体
４５ 追突防止用検出装置
４６ 反射板
５０ 自動車車体（被搬送物）
５１ 車軸[Explanation of symbols] 5 Rail 8 Work line (fixed route) 20 Self-propelled cart 21 Cart body 26 Front support device 31 Rear support device 34 Movable member 40 Cover body 41 Insert body 45 Collision prevention detection device 46 Reflector plate 50 Automobile Vehicle body (transferred object) 51 Axle
Claims (1)
け、この自走台車は、台車本体に少なくとも一方を接近
離間自在とした前後一対の支持装置を設け、前記台車本
体の前後端の一方からカバー体を前後方向の外方に連設
するとともに、他方から、前記カバー体内に嵌合自在な
差し込み体を前後方向の外方に連設し、前記自走台車に
、先行する自走台車を検出自在でかつ検出距離を変更自
在な追突防止用検出装置を設けたことを特徴とする自走
台車使用の搬送設備。Claim 1: A self-propelled trolley is provided that can freely travel on a fixed route, and the self-propelled trolley is provided with a pair of front and rear support devices, at least one of which is movable towards and away from the main body of the trolley, and a pair of support devices at the front and rear ends of the main body of the trolley. A cover body is arranged outwardly in the front-rear direction from one side, and an insert body that can be fitted into the cover body is arranged outwardly in the front-rear direction from the other side. A transport facility using a self-propelled trolley, characterized by being equipped with a detection device for preventing rear-end collisions that can freely detect the trolley and change the detection distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3126303A JP2803919B2 (en) | 1991-05-30 | 1991-05-30 | Transport equipment using self-propelled trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3126303A JP2803919B2 (en) | 1991-05-30 | 1991-05-30 | Transport equipment using self-propelled trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04352009A true JPH04352009A (en) | 1992-12-07 |
| JP2803919B2 JP2803919B2 (en) | 1998-09-24 |
Family
ID=14931865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3126303A Expired - Fee Related JP2803919B2 (en) | 1991-05-30 | 1991-05-30 | Transport equipment using self-propelled trolley |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2803919B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002348081A (en) * | 2001-05-16 | 2002-12-04 | Inventio Ag | Conveyer for people provided with step bodies directly driven, and step body therefor |
| JP2005053698A (en) * | 2003-07-31 | 2005-03-03 | Inventio Ag | Step of escalator or driving device for plate of moving sidewalk |
| JP2013035321A (en) * | 2011-08-04 | 2013-02-21 | Daifuku Co Ltd | Carriage-type conveying apparatus |
-
1991
- 1991-05-30 JP JP3126303A patent/JP2803919B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002348081A (en) * | 2001-05-16 | 2002-12-04 | Inventio Ag | Conveyer for people provided with step bodies directly driven, and step body therefor |
| JP2005053698A (en) * | 2003-07-31 | 2005-03-03 | Inventio Ag | Step of escalator or driving device for plate of moving sidewalk |
| JP2013035321A (en) * | 2011-08-04 | 2013-02-21 | Daifuku Co Ltd | Carriage-type conveying apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2803919B2 (en) | 1998-09-24 |
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