JPH07185386A - Crushing machine driving controller of self-traveling type crushing machine - Google Patents
Crushing machine driving controller of self-traveling type crushing machineInfo
- Publication number
- JPH07185386A JPH07185386A JP5334010A JP33401093A JPH07185386A JP H07185386 A JPH07185386 A JP H07185386A JP 5334010 A JP5334010 A JP 5334010A JP 33401093 A JP33401093 A JP 33401093A JP H07185386 A JPH07185386 A JP H07185386A
- Authority
- JP
- Japan
- Prior art keywords
- crusher
- crushing machine
- hydraulic motor
- switch
- crushed
- 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
Landscapes
- Crushing And Grinding (AREA)
- Disintegrating Or Milling (AREA)
Abstract
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破砕機
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 a device for driving and controlling a crusher 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】かかる移動式破砕機に
用いる破砕機はハウジングに固定ジョーと可動ジョーを
設け、その可動ジョーを固定ジョーに向けて往復移動し
て被砕物を破砕するものであり、建物解体時に生じる木
片、コンクリート片等は破砕できるが、大きな鉄筋、木
くず等の大きく強固な被破砕物はできずに固定ジョーと
可動ジョーとの間にかみ込んで破砕機が停止する。A crusher used in such a mobile crusher is provided with a fixed jaw and a movable jaw in a housing, and the movable jaw is reciprocally moved toward the fixed jaw to crush an object to be crushed. , Wood pieces, concrete pieces, etc., generated when a building is demolished can be crushed, but large and strong objects to be crushed such as large reinforcing bars and wood chips cannot be made, and the crusher stops by being caught between the fixed jaw and the movable jaw.
【０００４】このように、破砕機の固定ジョーと可動ジ
ョーとの間に被砕物がかみ込んで破砕機が停止した場合
には、可動ジョーが固定ジョーに向けて移動した状態で
停止するから、そのかみ込んだ被破砕物を取り出すには
非常に大きな力が必要となり、その取出しが大変面倒と
なる。As described above, when the crusher is stopped due to the object to be crushed being caught between the fixed jaw and the movable jaw of the crusher, the movable jaw is stopped while moving toward the fixed jaw. It takes a great deal of force to take out the bitten object to be crushed, and the taking out is very troublesome.
【０００５】特に、移動式破砕機の場合には破砕機の出
口側には走行体、ベルトコンベア等が設けてあるから破
砕機の下に取り出し用のスペースがなく、前述のかみ込
んだ被砕物を取り出すことは大変面倒である。In particular, in the case of a mobile crusher, since a traveling body, a belt conveyor and the like are provided on the exit side of the crusher, there is no space for taking out the crusher under the crusher, and the above-mentioned bitten object to be crushed. Taking out is very troublesome.
【０００６】そこで、本発明は前述の課題を解決できる
ようにした自走式破砕機の破砕機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 crusher drive control device for a self-propelled crusher which can solve the above-mentioned problems.
【０００７】[0007]
【課題を解決するための手段】走行体２を備えた車体１
に、破砕機３とホッパー４とコンベア９を取付けて破砕
片をコンベア９で車体１外部に排出する移動式破砕機に
おいて、前記破砕機３を、固定ジョー６と破砕機油圧モ
ータ１２により固定ジョー６に向けて往復動される可動
ジョー７より構成し、前記破砕機油圧モータ１２に圧油
を供給する破砕機切換弁１１を、電磁式のパイロットバ
ルブ１３よりのパイロット圧油で中立位置から正転位
置、逆転位置に切換えられるものとし、前記パイロット
バルブ１３における当該パイロットバルブ１３を破砕機
切換弁１１を逆転位置とする位置とするための第２ソレ
ノイド１６と電源１８との間にスイッチ２０を設けた自
走式破砕機の破砕機駆動制御装置。[Means for Solving the Problems] Vehicle body 1 provided with a traveling body 2
In the mobile crusher in which the crusher 3, the hopper 4, and the conveyor 9 are attached to discharge the crushed pieces to the outside of the vehicle body 1 by the conveyor 9, the crusher 3 is fixed by the fixed jaw 6 and the crusher hydraulic motor 12. A crusher switching valve 11 which is composed of a movable jaw 7 reciprocating toward 6 and supplies pressure oil to the crusher hydraulic motor 12 is operated by pilot pressure oil from an electromagnetic pilot valve 13 from a neutral position to a normal position. A switch 20 is provided between the second solenoid 16 and the power source 18 for setting the pilot valve 13 in the pilot valve 13 to the position in which the crusher switching valve 11 is in the reverse position. A crusher drive control device for the self-propelled crusher provided.
【０００８】[0008]
【作 用】スイッチ２２を操作した時にのみ破砕機油
圧モータ１２を逆転できるから、そのスイッチ２２をご
く短時間操作することで破砕機油圧モータ１２を微逆転
でき、破砕機３の可動ジョー７を固定ジョー６から離れ
る方向に微ストロークだけ移動してかみ込んだ被破砕物
を容易に取り出すことができる。[Operation] Since the crusher hydraulic motor 12 can be reversely rotated only when the switch 22 is operated, the crusher hydraulic motor 12 can be slightly reversely rotated by operating the switch 22 for a very short time, and the movable jaw 7 of the crusher 3 can be moved. It is possible to easily take out the crushed object that has been bitten by moving a slight stroke in the direction away from the fixed jaw 6.
【０００９】[0009]
【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と可動ジョー７を設け、その可動ジョー
７を固定ジョー６に向けて往復動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は可動底板８を備え、その可動底板８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間にはコンベア
９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 movable jaw 7 are provided on the movable jaw 7 and the movable jaw 7 is reciprocally moved toward the fixed jaw 6 so that the crushed object a
The hopper 4 is provided with a movable bottom plate 8, and the movable bottom plate 8 is reciprocated to supply the object to be crushed a to the crusher 3. A conveyor 9 is attached between the pair of traveling bodies 2 in the vehicle body 1 so that the crushed pieces b are discharged to the outside of the vehicle body 1.
【００１０】図２は駆動回路図であり、主油圧ポンプ１
０の吐出圧油が破砕機切換弁１１で破砕機用油圧モータ
１２に供給制御され、その破砕機切換弁１１は常時中立
位置ａに保持され、パイロットバルブ１３より供給され
る補助油圧ポンプ１４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１３は常時中
位置ｄに保持され、第１・第２ソレノイド１５，１６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 showing the main hydraulic pump 1.
The discharge pressure oil of 0 is controlled to be supplied to the crusher hydraulic motor 12 by the crusher switching valve 11, the crusher switching valve 11 is always held at the neutral position a, and the auxiliary hydraulic pump 14 supplied from the pilot valve 13 is controlled. It is switched to the forward rotation position b and the reverse rotation position c by the discharged pressure oil, and the pilot valve 13 thereof is always kept at the middle position d, and the first and second solenoids 15 and 16 are energized so that the forward rotation position e and the reverse rotation position are reversed. Switched to position f.
【００１１】前記第１ソレノイド１５はリレー１７を経
て電源１８に接続し、そのリレー１７は起動スイッチ１
９で制御され、前記第２ソレノイド１６は押釦式のスイ
ッチ２０を経て電源１８に接続し、このスイッチ２０は
スプリング２１で常時ＯＦＦとなり、スプリング２１に
抗して押すことでＯＮとなる。The first solenoid 15 is connected to a power source 18 via a relay 17, and the relay 17 is connected to the start switch 1
Controlled by 9, the second solenoid 16 is connected to the power source 18 via a push button type switch 20, and this switch 20 is constantly turned off by a spring 21 and turned on by pushing against the spring 21.
【００１２】次に作動を説明する。起動スイッチ１９を
操作してリレー１７をＯＮすることで第１ソレノイド１
５に通電されてパイロットバルブ１３が正転位置ｅとな
り、補助油圧ポンプ１４の吐出圧油が破砕機切換弁１１
の第１受圧部１１ａに供給されて正転位置ｂとなる。こ
れにより、主油圧ポンプ１０の吐出圧油が破砕機油圧モ
ータ１２の正転ポート１２ａに供給されて正転し、破砕
機３の可動ジョー７が往復動して破砕物を破砕作動す
る。Next, the operation will be described. By operating the start switch 19 to turn on the relay 17, the first solenoid 1
5 is energized, the pilot valve 13 is moved to the forward rotation position e, and the hydraulic fluid discharged from the auxiliary hydraulic pump 14 is transferred to the crusher switching valve 11
The pressure is supplied to the first pressure receiving portion 11a, and the normal rotation position b is reached. As a result, the pressure oil discharged from the main hydraulic pump 10 is supplied to the forward rotation port 12a of the crusher hydraulic motor 12 to rotate normally, and the movable jaw 7 of the crusher 3 reciprocates to crush the crushed material.
【００１３】スイッチ２０をＯＮすると第２ソレノイド
１６に通電されてパイロットバルブ１１が逆転位置ｆと
なり、補助油圧ポンプ１４の吐出圧油が破砕機切換弁１
１の第２受圧部１１ｂに供給されて逆転位置ｃとなる。
これによって、主油圧ポンプ１０の吐出圧油が破砕機油
圧モータ１２の逆転ポート１２ｂに供給されて逆転し、
破砕機３の可動ジョー７が固定ジョー６より離れる方向
に微移動する。When the switch 20 is turned on, the second solenoid 16 is energized to set the pilot valve 11 to the reverse rotation position f, and the hydraulic fluid discharged from the auxiliary hydraulic pump 14 is crushed by the crusher switching valve 1.
The pressure is supplied to the first second pressure receiving portion 11b to reach the reverse rotation position c.
As a result, the discharge pressure oil of the main hydraulic pump 10 is supplied to the reverse rotation port 12b of the crusher hydraulic motor 12 to reversely rotate,
The movable jaw 7 of the crusher 3 slightly moves in a direction away from the fixed jaw 6.
【００１４】したがって、固定ジョー６と可動ジョー７
との間に被破砕物がかみ込んだ際に、起動スイッチ１９
を操作して第１ソレノイド１５への通電を停止し、前述
のようにスイッチ２０を数回ＯＮすることで可動ジョー
７が固定ジョー６より離れる方向に微移動するから、被
破砕物が自重で落下したり、小さな力で取り出しでき
る。Therefore, the fixed jaw 6 and the movable jaw 7
When the crushed object is caught between
Is operated to stop the energization of the first solenoid 15 and the switch 20 is turned on several times as described above, so that the movable jaw 7 is slightly moved in the direction away from the fixed jaw 6, so that the crushed object is weighted by itself. Can be dropped or taken out with a small force.
【００１５】図３は第２実施例を示し、スイッチ２０と
第２ソレノイド１６との間にタイマ２２が設けてあり、
これによってスイッチ２０をＯＮすると第２ソレノイド
１６に一定時間通電されるから、可動ジョー７が所定ス
トロークだけ固定ジョー６より離れる方向に移動する。FIG. 3 shows a second embodiment, in which a timer 22 is provided between the switch 20 and the second solenoid 16,
Accordingly, when the switch 20 is turned on, the second solenoid 16 is energized for a certain period of time, so that the movable jaw 7 moves in a direction away from the fixed jaw 6 by a predetermined stroke.
【００１６】[0016]
【発明の効果】スイッチ２２を操作した時にのみ破砕機
油圧モータ１２を逆転できるから、そのスイッチ２２を
ごく短時間操作することで破砕機油圧モータ１２を微逆
転でき、破砕機３の可動ジョー７を固定ジョー６から離
れる方向に微ストロークだけ移動してかみ込んだ被破砕
物を容易に取り出すことができる。Since the crusher hydraulic motor 12 can be reversely rotated only when the switch 22 is operated, the crusher hydraulic motor 12 can be slightly reversely rotated by operating the switch 22 for a very short time, and the movable jaw 7 of the crusher 3 can be operated. The object to be crushed can be easily taken out by moving it by a slight stroke in the direction away from the fixed jaw 6.
【図１】本発明の実施例を示す全体正面図である。FIG. 1 is an overall front view showing an embodiment of the present invention.
【図２】破砕機の駆動油圧回路図である。FIG. 2 is a drive hydraulic circuit diagram of the crusher.
【図３】破砕機の駆動油圧回路図である。FIG. 3 is a drive hydraulic circuit diagram of the crusher.
１…車体、２…走行体、３…破砕機、４…ホッパー、６
…固定ジョー、７…可動ジョー、９…ベルトコンベア、
１０…主油圧ポンプ、１１…破砕機切換弁、１２…破砕
機油圧モータ、１３…パイロットバルブ、１４…補助油
圧ポンプ、１５…第１ソレノイド、１６…第２ソレノイ
ド、１８…電源、２０…スイッチ、２２…タイマ。1 ... vehicle body, 2 ... running body, 3 ... crusher, 4 ... hopper, 6
… Fixed jaw, 7… Movable jaw, 9… Belt conveyor,
10 ... Main hydraulic pump, 11 ... Crusher switching valve, 12 ... Crusher hydraulic motor, 13 ... Pilot valve, 14 ... Auxiliary hydraulic pump, 15 ... First solenoid, 16 ... Second solenoid, 18 ... Power supply, 20 ... Switch , 22 ... Timer.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 黒原 基樹 大阪府枚方市上野３−１−１ 株式会社小 松製作所大阪工場内 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Motoki Kurohara 3-1-1 Ueno, Hirakata-shi, Osaka Komatsu Ltd. Osaka factory
Claims (2)
ホッパー４とコンベア９を取付けて破砕片をコンベア９
で車体１外部に排出する移動式破砕機において、 前記破砕機３を、固定ジョー６と破砕機油圧モータ１２
により固定ジョー６に向けて往復動される可動ジョー７
より構成し、 前記破砕機油圧モータ１２に圧油を供給する破砕機切換
弁１１を、電磁式のパイロットバルブ１３よりのパイロ
ット圧油で中立位置から正転位置、逆転位置に切換えら
れるものとし、 前記パイロットバルブ１３における当該パイロットバル
ブ１３を破砕機切換弁１１を逆転位置とする位置とする
ための第２ソレノイド１６と電源１８との間にスイッチ
２０を設けたことを特徴とする自走式破砕機の破砕機駆
動制御装置。1. A crusher 3, a hopper 4, and a conveyor 9 are attached to a vehicle body 1 having a traveling body 2 to convey crushed pieces to a conveyor 9.
In the mobile crusher for discharging the crusher 3 to the outside of the vehicle body 1, the crusher 3 is provided with a fixed jaw 6 and a crusher hydraulic motor 12
Movable jaw 7 reciprocally moved toward fixed jaw 6 by
The crusher switching valve 11 for supplying pressure oil to the crusher hydraulic motor 12 can be switched from the neutral position to the forward rotation position and the reverse rotation position by pilot pressure oil from the electromagnetic pilot valve 13. A self-propelled crusher characterized in that a switch 20 is provided between a second solenoid 16 and a power source 18 for setting the pilot valve 13 in the pilot valve 13 to a position where the crusher switching valve 11 is in the reverse rotation position. Machine crusher drive controller.
との間にタイマ２２を設けた請求項１記載の移動式破砕
機の破砕機駆動制御装置。2. The switch 20 and the second solenoid 16
The crusher drive control device for a mobile crusher according to claim 1, further comprising a timer 22 provided between the crusher and the crusher.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP05334010A JP3117054B2 (en) | 1993-12-28 | 1993-12-28 | Crusher drive control device for self-propelled 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 |
|---|---|---|---|
| JP05334010A JP3117054B2 (en) | 1993-12-28 | 1993-12-28 | Crusher drive control device for self-propelled crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07185386A true JPH07185386A (en) | 1995-07-25 |
| JP3117054B2 JP3117054B2 (en) | 2000-12-11 |
Family
ID=18272491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP05334010A Expired - Fee Related JP3117054B2 (en) | 1993-12-28 | 1993-12-28 | Crusher drive control device for self-propelled crusher |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3117054B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023247601A1 (en) * | 2022-06-21 | 2023-12-28 | Sandvik Ltd | Hydraulic system for jaw crusher |
-
1993
- 1993-12-28 JP JP05334010A patent/JP3117054B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023247601A1 (en) * | 2022-06-21 | 2023-12-28 | Sandvik Ltd | Hydraulic system for jaw crusher |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3117054B2 (en) | 2000-12-11 |
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| Date | Code | Title | Description |
|---|---|---|---|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081006 Year of fee payment: 8 |
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| LAPS | Cancellation because of no payment of annual fees |