JPH1047590A - Lubricating device for drilling machine - Google Patents
Lubricating device for drilling machineInfo
- Publication number
- JPH1047590A JPH1047590A JP20732096A JP20732096A JPH1047590A JP H1047590 A JPH1047590 A JP H1047590A JP 20732096 A JP20732096 A JP 20732096A JP 20732096 A JP20732096 A JP 20732096A JP H1047590 A JPH1047590 A JP H1047590A
- Authority
- JP
- Japan
- Prior art keywords
- lubricating oil
- oil tank
- drilling machine
- pump
- lubricating
- 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.)
- Pending
Links
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、クローラドリルや
ダウンザホールドリル等のさく孔装置に搭載された、さ
く岩機やダウンザホールハンマ等のさく孔機への潤滑油
の給油装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for supplying lubricating oil to a drilling machine such as a rock drill or a down-the-hole hammer mounted on a drilling machine such as a crawler drill or a down-the-hole drill.
【０００２】[0002]
【従来の技術】鉱山、採石、土木工事等の現場でさく孔
作業に使用される油圧式または空圧式のクローラドリル
やダウンザホールドリル等のさく孔装置には、さく岩機
やダウンザホールハンマ等のさく孔機が搭載されてい
る。2. Description of the Related Art Hydraulic or pneumatic type crawler drills and down-the-hole drills used for drilling work at sites such as mining, quarrying, and civil engineering work include drilling machines such as rock drills and down-the-hole hammers. A drilling machine is mounted.
【０００３】このようなさく孔機には、内部の回転や往
復動する摩擦部分に潤滑油を供給するための給油手段が
必要である。従来、さく孔機への給油装置としては、図
２に示すように、潤滑油Ｌを圧縮空気Ａとともにさく孔
機の内部へ供給する空気管路１の途中に絞り部１１を設
け、この絞り部１１に潤滑油Ｌを貯留する潤滑油タンク
１３から油吸上管１２を接続したものが一般に用いられ
ていた。[0003] Such a drilling machine requires an oil supply means for supplying lubricating oil to an internal rotating or reciprocating friction portion. 2. Description of the Related Art Conventionally, as a lubricating device for a drilling machine, as shown in FIG. 2, a throttle portion 11 is provided in the middle of an air pipe 1 for supplying lubricating oil L together with compressed air A to the inside of the drilling machine. An oil suction pipe 12 connected to a lubricating oil tank 13 for storing lubricating oil L in a portion 11 has been generally used.
【０００４】この給油装置では、潤滑油タンク１３は、
絞り部１１より上流側において空気管路１と連通してお
り、潤滑油タンク１３内の潤滑油Ｌは空気管路１内の圧
縮空気Ａと等しい圧力で加圧される。圧気源からさく孔
機へ送られる圧縮空気Ａは、絞り部１１では流速が大と
なり圧力が低下するので、潤滑油タンク１３内の潤滑油
Ｌが油吸上管１２を経て絞り部１１へ吸い込まれる。絞
り部１１から圧縮空気Ａとともに噴出した潤滑油Ｌは、
空気管路１内でミスト状となり、さく孔機内へ供給され
る。In this lubricating apparatus, the lubricating oil tank 13
The lubricating oil L in the lubricating oil tank 13 is pressurized at a pressure equal to the pressure of the compressed air A in the air duct 1 because the lubricating oil L in the lubricating oil tank 13 communicates with the air duct 1 on the upstream side of the throttle unit 11. The compressed air A sent from the pressurized air source to the drilling machine has a high flow velocity and a reduced pressure in the throttle unit 11, so that the lubricating oil L in the lubricating oil tank 13 is sucked into the throttle unit 11 through the oil suction pipe 12. It is. The lubricating oil L ejected from the throttle unit 11 together with the compressed air A is:
The mist is formed in the air pipe 1 and supplied into the drilling machine.
【０００５】[0005]
【発明が解決しようとする課題】しかし、この給油装置
では、潤滑油Ｌを貯留するための潤滑油タンク１３が必
要であり、潤滑油タンク１３は使用される圧縮空気Ａの
圧力より高い圧力に耐え得るものでなければならないの
で、高圧の圧縮空気Ａを使用する場合には大きく頑丈で
高価なものとなる。However, this lubricating apparatus requires a lubricating oil tank 13 for storing the lubricating oil L, and the lubricating oil tank 13 is set to a pressure higher than the pressure of the compressed air A used. Since high-pressure compressed air A must be used, it is large, rugged, and expensive.
【０００６】この発明は、さく孔機への給油装置におけ
るかかる問題を解決するものであって、潤滑油タンクを
高い圧力に耐える頑丈なものとする必要がなく、潤滑油
タンクのコストを低減でき、潤滑油の補給の手間を省く
ことのできるさく孔機への給油装置を提供することを目
的とする。The present invention solves such a problem in a lubricating device for a drilling machine, and it is not necessary to make the lubricating oil tank rugged to withstand high pressure, and the cost of the lubricating oil tank can be reduced. It is another object of the present invention to provide a lubricating apparatus for a drilling machine, which can save the trouble of supplying lubricating oil.
【０００７】[0007]
【課題を解決するための手段】この発明では、潤滑油を
圧縮空気とともにさく孔機の内部へ供給する空気管路の
途中に給油ノズルを設け、この給油ノズルに潤滑油タン
クから潤滑油ポンプと流量調整弁とを介して潤滑油を供
給する潤滑油路を接続してさく孔機への給油装置を構成
することにより上記課題を解決している。According to the present invention, an oil supply nozzle is provided in the middle of an air pipe for supplying lubricating oil together with compressed air to the inside of a drilling machine. The above problem is solved by connecting a lubricating oil passage for supplying lubricating oil via a flow control valve to constitute an oil supply device for a drilling machine.
【０００８】さく孔作業時には、潤滑油タンクから潤滑
油ポンプに吸込まれて加圧された潤滑油が、流量調整弁
を介して給油ノズルに送られるので、空気管路内へは、
常に所定量の潤滑油が供給される。潤滑油タンクは使用
される圧縮空気の圧力より高い圧力に耐え得る頑丈なも
のである必要はないので、安価に製作でき潤滑油タンク
のコストを低減できる。At the time of drilling, lubricating oil sucked into the lubricating oil pump from the lubricating oil tank and pressurized is sent to the oil supply nozzle via the flow rate adjusting valve.
A predetermined amount of lubricating oil is always supplied. Since the lubricating oil tank does not need to be strong enough to withstand a pressure higher than the pressure of the compressed air used, the lubricating oil tank can be manufactured at low cost and the cost of the lubricating oil tank can be reduced.
【０００９】潤滑油タンクとして、さく孔装置の作動油
タンクを使用すれば、別途潤滑油タンクを設ける必要が
なく、潤滑油タンクのコストを削減でき、また、潤滑油
の補給の手間を省くことができる。If the hydraulic oil tank of the drilling device is used as the lubricating oil tank, there is no need to provide a separate lubricating oil tank, so that the cost of the lubricating oil tank can be reduced and the trouble of replenishing the lubricating oil can be eliminated. Can be.
【００１０】潤滑油ポンプとして、さく孔装置の油圧機
器駆動用の油圧ポンプを使用し、油圧ポンプと流量調整
弁との間に減圧弁と切換弁とを設ければ、別途潤滑油ポ
ンプを設ける必要がなく給油装置のコストが低減でき
る。If a hydraulic pump for driving hydraulic equipment of a drilling device is used as a lubricating oil pump, and a pressure reducing valve and a switching valve are provided between the hydraulic pump and the flow regulating valve, a separate lubricating oil pump is provided. There is no need for this, and the cost of the lubrication device can be reduced.
【００１１】[0011]
【発明の実施の形態】図１は本発明の実施の一形態を示
すさく孔機への給油装置の構成図である。ここで、空気
管路１は上流側（図上右側）が圧気源、下流側がさく孔
機（図示略）に接続されており、潤滑油Ｌを圧縮空気Ａ
とともにさく孔機の内部へ供給するものであって、この
空気管路１の途中には、空気管路１の下流側へ向けて開
口する給油ノズル２が設けられている。DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a configuration diagram of a lubricating device for a drilling machine according to an embodiment of the present invention. Here, the upstream side (right side in the figure) of the air pipeline 1 is connected to a pressure air source, and the downstream side is connected to a drilling machine (not shown).
At the same time, an oil supply nozzle 2 that opens toward the downstream side of the air line 1 is provided in the middle of the air line 1.
【００１２】この給油ノズル２には、潤滑油タンク３か
ら潤滑油ポンプ４と温度・圧力補償付き流量調整弁５と
を介して潤滑油Ｌを供給する潤滑油路６が接続されてい
る。潤滑油ポンプ４と温度・圧力補償付き流量調整弁５
との間には、減圧弁７と電磁切換弁８とが設けられてい
る。A lubricating oil passage 6 for supplying lubricating oil L from a lubricating oil tank 3 to a lubricating oil tank 2 through a lubricating oil pump 4 and a flow control valve 5 with temperature and pressure compensation is connected to the lubricating nozzle 2. Lubricating oil pump 4 and flow control valve 5 with temperature and pressure compensation
Between them, a pressure reducing valve 7 and an electromagnetic switching valve 8 are provided.
【００１３】さく孔作業時には、電磁切換弁８が切換え
られ、潤滑油タンク３から潤滑油ポンプ４に吸込まれて
加圧された潤滑油Ｌが、減圧弁７で所定圧力に減圧さ
れ、温度・圧力補償付き流量調整弁５を介して給油ノズ
ル２に送られる。給油ノズル２に送られる潤滑油Ｌは、
温度・圧力補償付き流量調整弁５によって流量が調整さ
れるので、空気管路１内へは温度や圧力の変動に関係な
く常に所定量の潤滑油Ｌが供給される。At the time of drilling operation, the electromagnetic switching valve 8 is switched, and the lubricating oil L sucked from the lubricating oil tank 3 to the lubricating oil pump 4 and pressurized is reduced to a predetermined pressure by the pressure reducing valve 7, and the temperature and the temperature are controlled. It is sent to the refueling nozzle 2 via the flow control valve 5 with pressure compensation. The lubricating oil L sent to the refueling nozzle 2 is
Since the flow rate is adjusted by the flow rate adjusting valve 5 with temperature / pressure compensation, a predetermined amount of the lubricating oil L is always supplied into the air pipeline 1 irrespective of temperature and pressure fluctuations.
【００１４】給油ノズル２から空気管路１内に噴霧され
た潤滑油Ｌは、ミスト状となって圧縮空気Ａとともにさ
く孔機に到り内部を潤滑する。この給油装置では、潤滑
油タンク３は使用される圧縮空気の圧力より高い圧力に
耐え得る頑丈なものである必要はないので、安価に製作
でき潤滑油タンク３のコストを低減できる。The lubricating oil L sprayed from the oil supply nozzle 2 into the air line 1 forms a mist and reaches the drilling machine together with the compressed air A to lubricate the inside. In this lubricating device, the lubricating oil tank 3 does not need to be strong enough to withstand a pressure higher than the pressure of the compressed air used, so that it can be manufactured at low cost and the cost of the lubricating oil tank 3 can be reduced.
【００１５】さく孔機の潤滑油Ｌとして、さく孔装置の
油圧機器を駆動するための作動油を使うようにすれば、
潤滑油タンク３としては、さく孔装置の作動油タンクを
使用すればよく、別途潤滑油タンクを設ける必要がなく
なるので、潤滑油タンク３のコストを削減でき、また、
潤滑油Ｌの補給の手間を省くことができる。If the hydraulic oil for driving the hydraulic equipment of the drilling device is used as the lubricating oil L of the drilling machine,
As the lubricating oil tank 3, a hydraulic oil tank of a drilling device may be used, and it is not necessary to provide a separate lubricating oil tank, so that the cost of the lubricating oil tank 3 can be reduced.
The trouble of supplying the lubricating oil L can be saved.
【００１６】潤滑油ポンプ４として、さく孔装置に搭載
されている油圧機器駆動用の油圧ポンプを使用する際に
は、潤滑油Ｌの供給に必要な圧力より高圧となるので減
圧弁７で減圧する。電磁切換弁８は圧縮空気Ａの供給と
同時に開側へ切換えられる。このようにすることによ
り、別途潤滑油ポンプを設ける必要がなくなり給油装置
のコストが低減できる。When a hydraulic pump for driving hydraulic equipment mounted on a drilling device is used as the lubricating oil pump 4, the pressure becomes higher than the pressure required for supplying the lubricating oil L. I do. The electromagnetic switching valve 8 is switched to the open side simultaneously with the supply of the compressed air A. By doing so, it is not necessary to separately provide a lubricating oil pump, and the cost of the lubricating device can be reduced.
【００１７】[0017]
【発明の効果】以上説明したように、本発明のさく孔機
への給油装置では、使用する圧縮空気の圧力以上の高圧
に耐える頑丈な潤滑油タンクは不要であるので、潤滑油
タンクが安価に製作できコストを低減できる。As described above, the lubricating device for the drilling machine of the present invention does not require a sturdy lubricating oil tank that can withstand a high pressure higher than the pressure of the compressed air used. And cost can be reduced.
【００１８】潤滑油タンクとして、さく孔装置の作動油
タンクを使用すれば、別途潤滑油タンクを設ける必要が
なく、潤滑油タンクのコストを削減でき、また、潤滑油
の補給の手間を省くことができる。If the hydraulic oil tank of the drilling device is used as the lubricating oil tank, there is no need to provide a separate lubricating oil tank, so that the cost of the lubricating oil tank can be reduced and the trouble of supplying the lubricating oil can be reduced. Can be.
【００１９】潤滑油ポンプとして、さく孔装置の油圧機
器駆動用の油圧ポンプを使用し、油圧ポンプと流量調整
弁との間に減圧弁と切換弁とを設ければ、別途潤滑油ポ
ンプを設ける必要がなくなり給油装置のコストが低減で
きる。If a hydraulic pump for driving hydraulic equipment of a drilling device is used as a lubricating oil pump, and a pressure reducing valve and a switching valve are provided between the hydraulic pump and the flow control valve, a lubricating oil pump is separately provided. This eliminates the need and reduces the cost of the refueling device.
【図１】本発明の実施の一形態を示すさく孔機への給油
装置の構成図である。FIG. 1 is a configuration diagram of an oil supply device for a drilling machine, showing an embodiment of the present invention.
【図２】従来のさく孔機への給油装置の構成図である。FIG. 2 is a configuration diagram of a conventional oil supply device for a drilling machine.
１ 空気管路 ２ 給油ノズル ３ 潤滑油タンク ４ 潤滑油ポンプ ５ 温度・圧力補償付き流量調整弁 ６ 潤滑油路 ７ 減圧弁 ８ 電磁切換弁 Ａ 圧縮空気 Ｌ 潤滑油 REFERENCE SIGNS LIST 1 air line 2 oil supply nozzle 3 lubricating oil tank 4 lubricating oil pump 5 flow control valve with temperature / pressure compensation 6 lubricating oil passage 7 pressure reducing valve 8 electromagnetic switching valve A compressed air L lubricating oil
Claims (3)
部へ供給する空気管路の途中に給油ノズルを設け、該給
油ノズルに潤滑油タンクから潤滑油ポンプと流量調整弁
とを介して潤滑油を供給する潤滑油路を接続してなるさ
く孔機への給油装置。An oil supply nozzle is provided in the middle of an air pipe for supplying lubricating oil together with compressed air to the inside of a drilling machine, and the oiling nozzle is lubricated from a lubricating oil tank via a lubricating oil pump and a flow control valve. An oil supply device for a drilling machine that connects a lubricating oil passage that supplies oil.
油タンクを使用する請求項１記載のさく孔機への給油装
置。2. The oil supply device for a drilling machine according to claim 1, wherein a hydraulic oil tank of a drilling device is used as the lubricating oil tank.
機器駆動用の油圧ポンプを使用し、油圧ポンプと流量調
整弁との間に減圧弁と切換弁とを設けた請求項２記載の
さく孔機への給油装置。3. A fender according to claim 2, wherein a hydraulic pump for driving a hydraulic device of the drilling device is used as the lubricating oil pump, and a pressure reducing valve and a switching valve are provided between the hydraulic pump and the flow regulating valve. Refueling device for drilling machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20732096A JPH1047590A (en) | 1996-08-06 | 1996-08-06 | Lubricating device for drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20732096A JPH1047590A (en) | 1996-08-06 | 1996-08-06 | Lubricating device for drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH1047590A true JPH1047590A (en) | 1998-02-20 |
Family
ID=16537823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20732096A Pending JPH1047590A (en) | 1996-08-06 | 1996-08-06 | Lubricating device for drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH1047590A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102741017A (en) * | 2010-01-29 | 2012-10-17 | 山特维克矿山工程机械有限公司 | Method and arrangement for lubricating drill shank of rock drilling machine |
| CN102954333A (en) * | 2011-08-30 | 2013-03-06 | 马纪文 | Intelligent airless exposed gear jet lubrication device |
| CN103511822A (en) * | 2013-09-29 | 2014-01-15 | 贵州永润煤业有限公司 | Method and device for gadder oil injection |
| JP2015098842A (en) * | 2013-11-20 | 2015-05-28 | 株式会社エアサーフ | Compression gas drive prime mover |
-
1996
- 1996-08-06 JP JP20732096A patent/JPH1047590A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102741017A (en) * | 2010-01-29 | 2012-10-17 | 山特维克矿山工程机械有限公司 | Method and arrangement for lubricating drill shank of rock drilling machine |
| JP2013518198A (en) * | 2010-01-29 | 2013-05-20 | サンドビク マイニング アンド コンストラクション オサケ ユキチュア | Method and apparatus for lubricating rock drill drill shank |
| KR101446850B1 (en) * | 2010-01-29 | 2014-10-01 | 산드빅 마이닝 앤드 컨스트럭션 오와이 | Method and arrangement for lubricating drill shank of rock drilling machine |
| US9138879B2 (en) | 2010-01-29 | 2015-09-22 | Sandvik Mining And Construction Oy | Method and arrangement for lubricating drill shank of rock drilling machine |
| CN102954333A (en) * | 2011-08-30 | 2013-03-06 | 马纪文 | Intelligent airless exposed gear jet lubrication device |
| CN103511822A (en) * | 2013-09-29 | 2014-01-15 | 贵州永润煤业有限公司 | Method and device for gadder oil injection |
| JP2015098842A (en) * | 2013-11-20 | 2015-05-28 | 株式会社エアサーフ | Compression gas drive prime mover |
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