JP3494230B2 - Drive control device for mobile crusher - Google Patents
Drive control device for mobile crusherInfo
- Publication number
- JP3494230B2 JP3494230B2 JP33412593A JP33412593A JP3494230B2 JP 3494230 B2 JP3494230 B2 JP 3494230B2 JP 33412593 A JP33412593 A JP 33412593A JP 33412593 A JP33412593 A JP 33412593A JP 3494230 B2 JP3494230 B2 JP 3494230B2
- Authority
- JP
- Japan
- Prior art keywords
- crusher
- switch
- feeder
- belt conveyor
- switching valve
- 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 - Lifetime
Links
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- Disintegrating Or Milling (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、建物解体時に生じた木
片、コンクリート片等を破砕する移動式破砕機のフィー
ダ、破砕機、ベルトコンベア等を駆動制御する装置に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for driving and controlling a feeder, a crusher, a belt conveyor and the like of a mobile crusher for crushing wood pieces, concrete pieces and the like generated when a building is demolished.
【０００２】[0002]
【従来の技術】自走式破砕機としては実開昭６３−３２
７４４号公報に示すように、走行体を備えた車体にホッ
パーと破砕機とコンベアを取付け、ホッパー内に投入し
た被破砕物を破砕機で破砕し、その破砕片をコンベアで
車体外部に排出するものが知られている。2. Description of the Related Art As a self-propelled crusher, the actual breaker is 63-32.
As shown in Japanese Patent Publication No. 744, a hopper, a crusher, and a conveyor are attached to a vehicle body provided with a traveling body, the crushed object put into the hopper is crushed by the crusher, and the crushed pieces are discharged to the outside of the vehicle body by the conveyor. Things are known.
【０００３】[0003]
【発明が解決しようとする課題】かかる自走式破砕機に
おいては、ホッパーに投入した被破砕物を破砕機に自動
的に供給するフィーダを設けることがあり、このフィー
ダや破砕機、ベルトコンベアはそれぞれ独立した駆動源
により駆動され、その各駆動源はそれぞれ独立したフィ
ーダ用スイッチ、破砕機用スイッチ、ベルトコンベア用
スイッチによって駆動制御されている。In such a self-propelled crusher, a feeder may be provided to automatically feed the crushed material thrown into the hopper to the crusher. The feeder, the crusher, and the belt conveyor are Each drive source is driven by an independent drive source, and each drive source is drive-controlled by an independent feeder switch, crusher switch, and belt conveyor switch.
【０００４】かかる駆動制御装置であると、フィーダ、
破砕機、ベルトコンベアを停止するには各スイッチをそ
れぞれ操作する必要があり、ベルトコンベアが異常時停
止した場合でも破砕機、フィーダは停止せずに駆動され
続けるから破砕機によって被破砕物が破砕され続け、破
砕片がベルトコンベア上に堆積してベルトコンベアが破
損することがある。With such a drive control device, a feeder,
It is necessary to operate each switch individually to stop the crusher and belt conveyor, and even if the belt conveyor stops abnormally, the crusher and feeder continue to be driven without stopping, so the crusher crushes the object to be crushed. The crushed pieces may be accumulated on the belt conveyor and the belt conveyor may be damaged.
【０００５】そこで、本発明は前述の課題を解決できる
ようにした移動式破砕機の駆動制御装置を提供すること
を目的とする。Therefore, an object of the present invention is to provide a drive control device for a mobile crusher capable of solving the above-mentioned problems.
【０００６】[0006]
【課題を解決するための手段】第１の発明は、走行体２
を備えた車体１に、破砕機３、ホッパー４、フィーダ
８、ベルトコンベア１０等を設けた移動式破砕機におい
て、破砕機油圧モータ２２に圧油を供給する破砕機切換
弁２１と、フィーダ油圧モータ２９に圧油を供給するフ
ィーダ切換弁２８と、ベルトコンベア油圧モータ３４に
圧油を供給するベルトコンベア切換弁３３と、前記ベル
トコンベア油圧モータ３４の供給圧力が所定圧力以上と
なったことを検出する圧力スイッチ３８とを有し、この
圧力スイッチ３８の検出信号で前記破砕機切換弁２１、
フィーダ切換弁２８、ベルトコンベア切換弁３３を電気
信号に基づいて切換え、破砕機３とフィーダ８とベルト
コンベア１０の作動を停止することを特徴とする移動式
破砕機の駆動制御装置である。第２の発明は、第１の発
明において破砕機油圧モータ２２に圧油を供給する破砕
機切換弁２１、フィーダ油圧モータ２９に圧油を供給す
るフィーダ切換弁２８、ベルトコンベア油圧モータ３４
に圧油を供給するベルトコンベア切換弁３３等を切換え
る電気信号を出力する電源回路に、破砕機スイッチ４
０、フィーダスイッチ４１、ベルトコンベアスイッチ４
２と自己保持機能を有する破砕機リレー４８、フィーダ
リレー４９、ベルトコンベアリレー５０を設け、この各
リレーの自己保持接点と電源４７を接続する回路に異常
時スイッチ４６と緊急停止スイッチ４５を直列に設け、
この異常時スイッチ４６を前記圧力スイッチ３８のＯＮ
でＯＦＦとなるようにした移動式破砕機の駆動制御装置
である。 A first invention is a traveling body 2
A car body 1 equipped with a crusher 3, a hopper 4, a feeder
8 、 Moveable mobile crusher equipped with belt conveyor 10 etc.
Switch the crusher to supply pressure oil to the crusher hydraulic motor 22
A valve 21 and a feeder for supplying pressure oil to the feeder hydraulic motor 29.
The feeder switching valve 28 and the belt conveyor hydraulic motor 34
A belt conveyor switching valve 33 for supplying pressure oil, and the bell
If the supply pressure of the conveyor hydraulic motor 34 is equal to or higher than a predetermined pressure.
And a pressure switch 38 for detecting that
The crusher switching valve 21, based on the detection signal of the pressure switch 38,
The feeder switching valve 28 and the belt conveyor switching valve 33 are electrically operated.
Switching based on signals, crusher 3, feeder 8 and belt
A mobile type characterized by stopping the operation of the conveyor 10.
It is a drive control device of the crusher. The second invention is the first invention.
Crushing to supply pressure oil to crusher hydraulic motor 22 in Ming
Pressure oil is supplied to the machine switching valve 21 and the feeder hydraulic motor 29.
Feeder switching valve 28, belt conveyor hydraulic motor 34
Switching the belt conveyor switching valve 33 etc. that supplies pressure oil to
Crusher switch 4 to the power circuit that outputs the electric signal
0, feeder switch 41, belt conveyor switch 4
2 and crusher relay 48 with self-holding function, feeder
A relay 49 and a belt conveyor relay 50 are provided, and each of these
Abnormality in the circuit that connects the self-holding contact of the relay and the power supply 47.
An hour switch 46 and an emergency stop switch 45 are provided in series,
When this abnormality occurs, the switch 46 is turned on.
Drive control device for mobile crusher that is turned off at
Is.
【０００７】[0007]
【作用】第１の発明によれば、破砕機３、フィーダ８、
ベルトコンベア１０を作動して被破砕物を破砕し、その
破砕片をベルトコンベア１０で排出している時に、ベル
トコンベア１０に異常が発生すると、ベルトコンベア油
圧モータ３４の供給圧力が上昇し、その供給圧力が所定
圧力以上となると圧力スイッチ３８が検出作動し、それ
によって破砕機切換弁２１、フィーダ切換弁２８、ベル
トコンベア切換弁３３を切換えて破砕機３とフィーダ８
とベルトコンベア１０が停止する。よって、ベルトコン
ベア１０に異常が発生した場合に、破砕機３、フィーダ
８、ベルトコンベア１０が停止するから、ベルトコンベ
ア１０上に破砕片が堆積することがなく、それによって
ベルトコンベア１０の破損を防止できる。第２の発明に
よれば、緊急停止スイッチ４５をＯＦＦすることで、各
リレーの自己保持が解除されるので、破砕機３、フィー
ダ８、ベルトコンベア１０を緊急停止することができ
る。 According to the first invention, the crusher 3, the feeder 8,
The belt conveyor 10 is operated to crush the object to be crushed,
When the crushed pieces are being discharged by the belt conveyor 10,
If an abnormality occurs in the conveyor belt 10, the belt conveyor oil
The supply pressure of the pressure motor 34 rises, and the supply pressure is predetermined.
When the pressure exceeds the pressure, the pressure switch 38 detects and operates.
Crusher switching valve 21, feeder switching valve 28, bell
The crusher 3 and the feeder 8 by switching the conveyor switching valve 33.
And the belt conveyor 10 stops. Therefore, Beltcon
When an abnormality occurs in the bear 10, the crusher 3 and the feeder
8.Because the belt conveyor 10 stops, the belt conveyor
A. There is no accumulation of debris on 10
The damage of the belt conveyor 10 can be prevented. To the second invention
Therefore, by turning off the emergency stop switch 45,
Since the self-holding of the relay is released, the crusher 3
D8 and belt conveyor 10 can be stopped urgently
It
【０００８】[0008]
【実 施 例】図１に示すように、車体１の下部両側に
は走行体２が取付けられ、この車体１には破砕機３とホ
ッパー４が取付けてあり、その破砕機３はハウジング５
に固定ジョー６とスイングジョー７を設け、そのスイン
グジョー７をスイングすることで被破砕物ａを固定ジョ
ー６との間で破砕するものであり、前記ホッパー４はフ
ィーダ８を構成する可動底板９を備え、その可動底板９
を往復動することで被破砕物ａを破砕機３に供給するよ
うにしてあり、前記車体１における一対の走行体２間に
はベルトコンベア１０が取付けてあり、破砕片ｂを車体
１の外部に排出するようにしてある。[Examples] As shown in FIG. 1, a traveling body 2 is attached to both lower sides of a vehicle body 1, and a crusher 3 and a hopper 4 are attached to the vehicle body 1. The crusher 3 has a housing 5
A fixed jaw 6 and a swing jaw 7 are provided on the fixed jaw 6, and the swing jaw 7 is swung to crush the object a to be crushed between the fixed jaw 6 and the hopper 4. The hopper 4 constitutes a movable bottom plate 9 that constitutes a feeder 8. And its movable bottom plate 9
The object to be crushed a is supplied to the crusher 3 by reciprocating, and a belt conveyor 10 is attached between the pair of traveling bodies 2 in the vehicle body 1, and the crushed pieces b are external to the vehicle body 1. It is designed to be discharged to.
【０００９】図２は駆動回路図であり、第１主油圧ポン
プ２０の吐出圧油が破砕機切換弁２１で破砕機用油圧モ
ータ２２に供給制御され、その破砕機切換弁２１は常時
中立位置ａに保持され、パイロットバルブ２３より供給
される補助油圧ポンプ２４の吐出圧油で正転位置ｂ、逆
転位置ｃに切換えられ、そのパイロットバルブ２３は常
時中立位置ｄに保持され、第１・第２ソレノイド２５，
２６に通電されることで正転位置ｅ、逆転位置ｆに切換
えられる。FIG. 2 is a drive circuit diagram, in which the discharge pressure oil of the first main hydraulic pump 20 is controlled to be supplied to the crusher hydraulic motor 22 by the crusher switching valve 21, and the crusher switching valve 21 is always in the neutral position. The discharge pressure oil of the auxiliary hydraulic pump 24 supplied from the pilot valve 23 is switched to the forward rotation position b and the reverse rotation position c, and the pilot valve 23 is always held at the neutral position d. 2 solenoids 25,
By energizing 26, the forward rotation position e and the reverse rotation position f are switched.
【００１０】第２主油圧ポンプ２７の吐出圧油はフィー
ダ切換弁２８でフィーダ用油圧モータ２９に供給制御さ
れ、そのフィーダ切換弁２８は常時中立位置ｇに保持さ
れ、第１・第２ソレノイド３０，３１に通電されると正
転位置ｈ、逆転位置ｉに切換えられる。The pressure oil discharged from the second main hydraulic pump 27 is controlled to be supplied to the feeder hydraulic motor 29 by the feeder switching valve 28, and the feeder switching valve 28 is always held at the neutral position g and the first and second solenoids 30 are provided. , 31 are switched to the forward rotation position h and the reverse rotation position i.
【００１１】第３主油圧ポンプ３２の吐出圧油はベルト
コンベア切換弁３３でベルトコンベア用油圧モータ３４
とタンク３５に供給され、そのベルトコンベア切換弁３
３は常時ドレーン位置ｉに保持され、ソレノイド３６に
通電すると供給位置ｋとなり、このベルトコンベア切換
弁３３の入口ポート３３ａと第３主油圧ポンプ３２の吐
出ポート３２ａとの間の回路３７に圧力スイッチ３８が
設けられ、この圧力スイッチ３８は第３主圧油ポンプ３
２の吐出圧力がリリーフ弁３９の設定圧力以上となると
ＯＮとなる。The pressure oil discharged from the third main hydraulic pump 32 is conveyed by the belt conveyor switching valve 33 to the belt conveyor hydraulic motor 34.
And the belt conveyor switching valve 3
3 is always held at the drain position i, becomes the supply position k when the solenoid 36 is energized, and the pressure switch is provided in the circuit 37 between the inlet port 33a of the belt conveyor switching valve 33 and the discharge port 32a of the third main hydraulic pump 32. 38 is provided, and this pressure switch 38 serves as the third main pressure oil pump 3
When the discharge pressure of 2 becomes equal to or higher than the set pressure of the relief valve 39, it is turned on.
【００１２】図３は電気回路図であり、破砕機スイッチ
４０とフィーダスイッチ４１とベルトコンベアスイッチ
４２は起動スイッチ４３と常時ＯＮとなった停止スイッ
チ４４をそれぞれ備え、その各停止スイッチ４４は直列
に接続されて緊急停止スイッチ４５、異常時スイッチ４
６を経て電源４７に接続していると共に、破砕機リレー
４８の自己保持接点４８ａを経てコイル４８ｂに接続
し、フィーダリレー４９の自己保持接点４９ａを経てコ
イル４９ｂに接続し、ベルトコンベアリレー５０の自己
保持接点５０ａを経てコイル５０ｂに接続している。FIG. 3 is an electric circuit diagram. The crusher switch 40, the feeder switch 41, and the belt conveyor switch 42 are each provided with a starting switch 43 and a stop switch 44 that is always ON, and each stop switch 44 is connected in series. Emergency stop switch 45, switch 4 in case of abnormality connected
6 is connected to the power source 47, connected to the coil 48b via the self-holding contact 48a of the crusher relay 48, connected to the coil 49b via the self-holding contact 49a of the feeder relay 49, and connected to the belt conveyor relay 50. It is connected to the coil 50b via the self-holding contact 50a.
【００１３】前記破砕機リレー４８の常開接点４８ｃは
パイロットバルブ２３の第１ソレノイド２５に接続し、
フィーダリレー４９の常開接点４９ｃはフィーダ切換弁
２８の第１ソレノイド３０に接続し、ベルトコンベアリ
レー５０の常時接点５０ｃはベルトコンベア切換弁３３
のソレノイド３６に接続している。The normally open contact 48c of the crusher relay 48 is connected to the first solenoid 25 of the pilot valve 23,
The normally open contact 49c of the feeder relay 49 is connected to the first solenoid 30 of the feeder switching valve 28, and the constant contact 50c of the belt conveyor relay 50 is the belt conveyor switching valve 33.
Connected to the solenoid 36.
【００１４】前記緊急停止スイッチ４５は常時ＯＮとな
り、異常時スイッチ４６は常時ＯＮとなり、前記圧力ス
イッチ３８がＯＮすると１定時間後にＯＦＦとなる。な
お、パイロットバルブ２３の第２ソレノイド２６、フィ
ーダ切換弁２８の第２ソレノイド３１には通電されない
が、破砕機油圧モータ２２、フィーダ油圧モータ２９は
正転のみで良いからパイロットバルブ２３の第２ソレノ
イド２６、フィーダ切換弁２８の第２ソレノイド３１に
は通電されなくとも良い。The emergency stop switch 45 is always turned on, the abnormality switch 46 is always turned on, and when the pressure switch 38 is turned on, it is turned off after one fixed time. Note that the second solenoid 26 of the pilot valve 23 and the second solenoid 31 of the feeder switching valve 28 are not energized, but the crusher hydraulic motor 22 and the feeder hydraulic motor 29 need only rotate in the normal direction, so the second solenoid of the pilot valve 23. 26, the second solenoid 31 of the feeder switching valve 28 may not be energized.
【００１５】次に作動を説明する。破砕機スイッチ４０
の起動スイッチ４３をＯＮすると破砕機リレー４８のコ
イル４８ｂに通電されて自己保持接点４８ａがＯＮとな
り、そのコイル４８ｂは自己保持接点４８ａ、停止スイ
ッチ４４、緊急停止スイッチ４５、異常時スイッチ４６
を経て電源４７に接続されて常開接点４８ｃは起動スイ
ッチ４３をＯＦＦとしてもＯＮとなり続ける。つまり破
砕機リレー４８は自己保持機能を有する。これによっ
て、パイロットバルブ２３は正転位置ｅとなって破砕機
切換弁２１が正転位置ｂとなって第１主油圧ポンプ２０
の吐出圧油が破砕機油圧モータ２２に供給されて正転駆
動し、破砕機３が破砕作動する。Next, the operation will be described. Crusher switch 40
When the start switch 43 is turned on, the coil 48b of the crusher relay 48 is energized and the self-holding contact 48a is turned on. The coil 48b includes the self-holding contact 48a, the stop switch 44, the emergency stop switch 45, and the abnormal condition switch 46.
After being connected to the power source 47, the normally open contact 48c continues to be turned on even if the start switch 43 is turned off. That is, the crusher relay 48 has a self-holding function. As a result, the pilot valve 23 becomes the normal rotation position e and the crusher switching valve 21 becomes the normal rotation position b.
The discharge pressure oil is supplied to the crusher hydraulic motor 22 and driven in the normal direction, and the crusher 3 operates to crush.
【００１６】前述の状態で停止スイッチ４４をＯＦＦと
するとコイル４８ｂと電源４７か遮断されて常開接点４
８ｃがＯＦＦとなってパイロットバルブ２３が中立位置
ｄとなって破砕機切換弁２１が中立位置ａとなって破砕
機油圧モータ２２が停止し、破砕機３が停止する。When the stop switch 44 is turned off in the above-mentioned state, the coil 48b and the power source 47 are cut off and the normally open contact 4
8c is turned off, the pilot valve 23 is in the neutral position d, the crusher switching valve 21 is in the neutral position a, the crusher hydraulic motor 22 is stopped, and the crusher 3 is stopped.
【００１７】フィーダスイッチ４１の起動スイッチ４
３、ベルトコンベアスイッチ４２の起動スイッチ４３を
ＯＮした時にはフィーダリレー４９、ベルトコンベアリ
レー５０が前述と同様に作動してフィーダ油圧モータ２
９、ベルトコンベア油圧モータ３４が正転してフィー
ダ、ベルトコンベア１０が駆動し、停止スイッチ４４を
ＯＦＦすると前述と同様にフィーダ、ベルトコンベア１
０が停止する。つまり、フィーダリレー４９、ベルトコ
ンベアリレー５０は自己保持機能を有している。Starting switch 4 of feeder switch 41
3. When the start switch 43 of the belt conveyor switch 42 is turned on, the feeder relay 49 and the belt conveyor relay 50 operate in the same manner as described above, and the feeder hydraulic motor 2
9. When the belt conveyor hydraulic motor 34 is normally rotated to drive the feeder and the belt conveyor 10, and the stop switch 44 is turned off, the feeder and the belt conveyor 1 are operated in the same manner as described above.
0 stops. That is, the feeder relay 49 and the belt conveyor relay 50 have a self-holding function.
【００１８】前述のようにして破砕機３、フィーダ、ベ
ルトコンベア１０を作動している状態で緊急停止スイッ
チ４５をＯＦＦすると各リレーの自己保持が解除され、
各切換弁が中立位置になって破砕機３、フィーダ、ベル
トコンベア１０がほぼ同時に緊急停止する。When the emergency stop switch 45 is turned off while the crusher 3, the feeder and the belt conveyor 10 are operating as described above, the self-holding of each relay is released,
Each switching valve is set to the neutral position, and the crusher 3, the feeder, and the belt conveyor 10 are brought to an emergency stop almost at the same time.
【００１９】前述のようにして破砕機３、フィーダ、ベ
ルトコンベア１０を作動して被破砕物ａを破砕し、その
破砕片ｂをベルトコンベア１０で排出している時に、ベ
ルトコンベア１０に異常が発生して停止すると、ベルト
コンベア油圧モータ３４が停止し、第３主油圧ポンプ３
２の吐出圧油が行き止りとなって圧力が上昇する。As described above, the crusher 3, the feeder, and the belt conveyor 10 are operated to crush the object a to be crushed, and when the crushed pieces b are discharged by the belt conveyor 10, the belt conveyor 10 is abnormal. When it occurs and stops, the belt conveyor hydraulic motor 34 stops and the third main hydraulic pump 3
The discharge pressure oil of 2 becomes a dead end and the pressure rises.
【００２０】この第３主油圧ポンプ３２の吐出圧油がリ
リーフ弁３９の設定圧以上となると圧力スイッチ３８が
ＯＮする。圧力スイッチ３８がＯＮすると図３において
異常時スイッチ４６が所定時間経過後にＯＦＦとなり、
各リレーの自己保持が解除されて各切換弁が中立位置と
なって各油圧モータが停止し、破砕機３、フィーダ、ベ
ルトコンベア１０が停止する。When the pressure oil discharged from the third main hydraulic pump 32 exceeds the set pressure of the relief valve 39, the pressure switch 38 is turned on. When the pressure switch 38 is turned on, the switch 46 is turned off after a predetermined time in FIG.
The self-holding of each relay is released, each switching valve is set to the neutral position, each hydraulic motor is stopped, and the crusher 3, the feeder, and the belt conveyor 10 are stopped.
【００２１】なお、前記各リレーの自己保持接点と電源
４７を接続する回路にリモコン、ラジコンでＯＮ，ＯＦ
Ｆするスイッチを設けても良い。The circuit connecting the self-holding contact of each relay and the power source 47 is turned on / off by a remote controller or radio control.
A switch for F may be provided.
【００２２】[0022]
【発明の効果】請求項１に係る発明によれば、破砕機
３、フィーダ８、ベルトコンベア１０を作動して被破砕
物を破砕し、その破砕片をベルトコンベア１０で排出し
ている時に、ベルトコンベア１０に異常が発生すると、
ベルトコンベア油圧モータ３４の供給圧力が上昇し、そ
の供給圧力が所定圧力以上となると圧力スイッチ３８が
検出作動し、それによって破砕機切換弁２１、フィーダ
切換弁２８、ベルトコンベア切換弁３３を切換えて破砕
機３とフィーダ８とベルトコンベア１０が停止する。よ
って、ベルトコンベア１０に異常が発生した場合に、破
砕機３、フィーダ８、ベルトコンベア１０が停止するか
ら、ベルトコンベア１０上に破砕片が堆積することがな
く、それによってベルトコンベア１０の破損を防止でき
る。請求項２に係る発明によれば、緊急停止スイッチ４
５をＯＦＦすることで、各リレーの自己保持が解除され
るので、破砕機３、フィーダ８、ベルトコンベア１０を
緊急停止することができる。 According to the invention of claim 1, the crusher
3, crushing by operating the feeder 8 and the belt conveyor 10
The material is crushed, and the crushed pieces are discharged by the belt conveyor 10.
If an abnormality occurs in the belt conveyor 10 while
The supply pressure of the belt conveyor hydraulic motor 34 rises,
When the supply pressure of is above a predetermined pressure, the pressure switch 38
Detection operation is performed, whereby the crusher switching valve 21 and the feeder are activated.
Crushing by switching the switching valve 28 and the belt conveyor switching valve 33
The machine 3, the feeder 8 and the belt conveyor 10 are stopped. Yo
Therefore, if an abnormality occurs in the belt conveyor 10,
Does the crusher 3, feeder 8 and belt conveyor 10 stop?
Crushed pieces do not accumulate on the belt conveyor 10.
Therefore, damage to the belt conveyor 10 can be prevented.
It According to the invention of claim 2, the emergency stop switch 4
By turning off 5, the self-holding of each relay is released.
The crusher 3, feeder 8 and belt conveyor 10
You can make an emergency stop.
【図１】本発明の実施例を示す移動式破砕機の全体説明
図である。FIG. 1 is an overall explanatory view of a mobile crusher showing an embodiment of the present invention.
【図２】フィーダ、破砕機、ベルトコンベアを駆動する
油圧回路図である。FIG. 2 is a hydraulic circuit diagram for driving a feeder, a crusher, and a belt conveyor.
【図３】フィーダ、破砕機、ベルトコンベアを駆動制御
する電気回路図である。FIG. 3 is an electric circuit diagram for driving and controlling a feeder, a crusher, and a belt conveyor.
１…車体、２…走行体、３…破砕機、４…ホッパー、１
０…ベルトコンベア、２０…第１主油圧ポンプ、２１…
破砕機切換弁、２２…破砕機油圧モータ、２３…パイロ
ットバルブ、２４…補助油圧ポンプ、２７…第２主油圧
ポンプ、２８…フィーダ切換弁、２９…フィーダ油圧モ
ータ、３２…第３主油圧ポンプ、３３…ベルトコンベア
切換弁、３４…ベルトコンベア油圧モータ、３８…圧力
スイッチ、４０…破砕機スイッチ、４１…フィーダスイ
ッチ、４２…ベルトコンベアスイッチ、４２…起動スイ
ッチ、４４…停止スイッチ、４５…緊急停止スイッチ、
４６…異常時スイッチ、４７…電源、４８…破砕機リレ
ー、４９…フィーダリレー、５０…ベルトコンベアリレ
ー。1 ... vehicle body, 2 ... running body, 3 ... crusher, 4 ... hopper, 1
0 ... Belt conveyor, 20 ... First main hydraulic pump, 21 ...
Crusher switching valve, 22 ... Crusher hydraulic motor, 23 ... Pilot valve, 24 ... Auxiliary hydraulic pump, 27 ... Second main hydraulic pump, 28 ... Feeder switching valve, 29 ... Feeder hydraulic motor, 32 ... Third main hydraulic pump , 33 ... Belt conveyor switching valve, 34 ... Belt conveyor hydraulic motor, 38 ... Pressure switch, 40 ... Crusher switch, 41 ... Feeder switch, 42 ... Belt conveyor switch, 42 ... Start switch, 44 ... Stop switch, 45 ... Emergency Stop switch,
46 ... Abnormality switch, 47 ... Power supply, 48 ... Crusher relay, 49 ... Feeder relay, 50 ... Belt conveyor relay.
フロントページの続き (72)発明者 山口 昌保 神奈川県川崎市川崎区中瀬３−20−１ 株式会社小松製作所 川崎工場内 (56)参考文献 特開 平５−184967（ＪＰ，Ａ) 特開 昭51−83385（ＪＰ，Ａ) 特開 平４−210258（ＪＰ，Ａ) 特開 平６−246181（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) B02C 25/00 B02C 21/02 B02C 23/04 B60P 3/00 Front page continuation (72) Inventor Masaho Yamaguchi 3-20-1 Nakase, Kawasaki-ku, Kawasaki-shi, Kanagawa Komatsu Ltd., Kawasaki Plant (56) Reference JP-A-5-184967 (JP, A) JP-A 51-83385 (JP, A) JP-A-4-210258 (JP, A) JP-A-6-246181 (JP, A) (58) Fields investigated (Int.Cl. 7 , DB name) B02C 25/00 B02C 21/02 B02C 23/04 B60P 3/00
Claims (2)
砕機（３）、ホッパー（４）、フィーダ（８）、ベルト
コンベア（１０）等を設けた移動式破砕機において、 破砕機油圧モータ（２２）に圧油を供給する破砕機切換
弁（２１）と、フィーダ油圧モータ（２９）に圧油を供
給するフィーダ切換弁（２８）と、ベルトコンベア油圧
モータ（３４）に圧油を供給するベルトコンベア切換弁
（３３）と、前記ベルトコンベア油圧モータ（３４）の
供給圧力が所定圧力以上となったことを検出する圧力ス
イッチ３８とを有し、 この圧力スイッチ（３８）の検出信号で前記破砕機切換
弁（２１）、フィーダ切換弁（２８）、ベルトコンベア
切換弁（３３）を電気信号に基づいて切換え、破砕機
（３）とフィーダ（８）とベルトコンベア（１０）の作
動を停止することを特徴とする移動式破砕機の駆動制御
装置。 1. A vehicle body (1) equipped with a running body (2) is crushed.
Crusher (3), hopper (4), feeder (8), belt
In a mobile crusher provided with a conveyor (10) and the like, crusher switching for supplying pressure oil to a crusher hydraulic motor (22)
Supply pressure oil to the valve (21) and the feeder hydraulic motor (29).
Feeder switching valve (28) to feed and belt conveyor hydraulic pressure
Belt conveyor switching valve for supplying pressure oil to the motor (34)
(33) and the belt conveyor hydraulic motor (34)
A pressure switch that detects when the supply pressure exceeds the specified pressure.
And a switch 38 for switching the crusher by a detection signal of the pressure switch (38).
Valve (21), feeder switching valve (28), belt conveyor
The switching valve (33) is switched based on the electric signal, and the crusher is used.
(3) Work of feeder (8) and belt conveyor (10)
Drive control of a mobile crusher characterized by stopping motion
apparatus.
する破砕機切換弁（２１）、フィーダ油圧モータ（２
９）に圧油を供給するフィーダ切換弁（２８）、ベルト
コンベア油圧モータ（３４）に圧油を供給するベルトコ
ンベア切換弁（３３）等を切換える電気信号を出力する
電源回路に、破砕機スイッチ（４０）、フィーダスイッ
チ（４１）、ベルトコンベアスイッチ（４２）と自己保
持機能を有する破砕機リレー（４８）、フィーダリレー
（４９）、ベルトコンベアリレー（５０）を設け、この
各リレーの自己保持接点と電源（４７）を接続する回路
に異常時スイッチ（４６）と緊急停止スイッチ（４５）
を直列に設け、この異常時スイッチ（４６）を前記圧力
スイッチ（３８）のＯＮでＯＦＦとなるようにした請求
項１記載の移動式破砕機の駆動制御装置。 2. Pressure oil is supplied to a crusher hydraulic motor (22).
Crusher switching valve (21), feeder hydraulic motor (2
Feeder switching valve (28) for supplying pressure oil to 9), belt
A belt conveyor that supplies pressure oil to the conveyor hydraulic motor (34).
Output an electrical signal to switch the valve control valve (33), etc.
Power supply circuit, crusher switch (40), feeder switch
H (41), belt conveyor switch (42) and self-protection
Crusher relay (48), feeder relay with built-in function
(49), belt conveyor relay (50)
Circuit that connects the self-holding contact of each relay and the power supply (47)
Abnormality switch (46) and emergency stop switch (45)
Are installed in series, and the switch (46) is used to
Request to turn off by turning on the switch (38)
Item 1. A drive control device for a mobile crusher according to Item 1.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33412593A JP3494230B2 (en) | 1993-12-28 | 1993-12-28 | Drive control device for mobile crusher |
| DE69430138T DE69430138T2 (en) | 1993-12-28 | 1994-12-27 | MOBILE CRUSHING PLANTS WITH A CONTROL SYSTEM |
| KR1019960703424A KR100207760B1 (en) | 1993-12-28 | 1994-12-27 | Crushing system driving control apparatus for mobile crushers |
| PCT/JP1994/002273 WO1995017969A1 (en) | 1993-12-28 | 1994-12-27 | Crushing system driving control apparatus for mobile crushers |
| US08/663,196 US5730373A (en) | 1993-12-28 | 1994-12-27 | Crusher system drive control apparatus for a traveling type crushing machine |
| EP95904007A EP0737516B1 (en) | 1993-12-28 | 1994-12-27 | Mobile crusher with a drive control apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33412593A JP3494230B2 (en) | 1993-12-28 | 1993-12-28 | Drive control device for mobile crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07185387A JPH07185387A (en) | 1995-07-25 |
| JP3494230B2 true JP3494230B2 (en) | 2004-02-09 |
Family
ID=18273806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP33412593A Expired - Lifetime JP3494230B2 (en) | 1993-12-28 | 1993-12-28 | Drive control device for mobile crusher |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3494230B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4753298B2 (en) * | 2005-12-08 | 2011-08-24 | キャタピラージャパン株式会社 | Carry-out conveyor control device for crusher |
-
1993
- 1993-12-28 JP JP33412593A patent/JP3494230B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07185387A (en) | 1995-07-25 |
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