JPS63144962A - Two throw nozzle for sand blast - Google Patents
Two throw nozzle for sand blastInfo
- Publication number
- JPS63144962A JPS63144962A JP29060786A JP29060786A JPS63144962A JP S63144962 A JPS63144962 A JP S63144962A JP 29060786 A JP29060786 A JP 29060786A JP 29060786 A JP29060786 A JP 29060786A JP S63144962 A JPS63144962 A JP S63144962A
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- sandblasting
- sand blast
- steel plate
- work efficiency
- 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
- 239000004576 sand Substances 0.000 title abstract description 4
- 239000012530 fluid Substances 0.000 claims abstract description 11
- 238000005488 sandblasting Methods 0.000 claims description 24
- 230000009977 dual effect Effects 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 abstract description 10
- 239000010959 steel Substances 0.000 abstract description 10
- 238000004140 cleaning Methods 0.000 abstract description 5
- 239000004698 Polyethylene Substances 0.000 abstract description 2
- 239000000919 ceramic Substances 0.000 abstract description 2
- -1 polyethylene Polymers 0.000 abstract description 2
- 229920000573 polyethylene Polymers 0.000 abstract description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052721 tungsten Inorganic materials 0.000 abstract description 2
- 239000010937 tungsten Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract 2
- 238000005422 blasting Methods 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
- B05B7/1404—Arrangements for supplying particulate material
- B05B7/1477—Arrangements for supplying particulate material means for supplying to several spray apparatus
Landscapes
- Nozzles (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は発錆した鋼板あるいは塗装された鋼板等を研掃
する作業に使用されるサンドブラスト用２連ノズルに関
する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a dual nozzle for sandblasting used for polishing rusted steel plates or painted steel plates.
従来のサンドブラスト用ノズルを第５図に示す。 A conventional sandblasting nozzle is shown in FIG.
図示する様に、サンドブラスト用ノズル２は、ホース４
の先端部に単発ノズル受は用のポス６が挿入されており
、該デス６に５ＴＰＧ ＳＣＨ＃４０４／８φのノ（イ
ブ８が取付けられて成るものテチる。As shown in the figure, the sandblasting nozzle 2 has a hose 4
A post 6 for a single-shot nozzle receiver is inserted into the tip of the nozzle, and a 5TPG SCH#404/8φ nozzle 8 is attached to the post 6.
このサンドブラスト用ノズル２は圧縮窒気によってグリ
フ） （ｇｒｌｔ）を前記パイｆ８の先端部より被研掃
物である対象物１０（主に発錆した鋼板あるいは塗装さ
れた鋼板等）に向けて放射し、該対象物１０の表面を研
掃するものである。This sandblasting nozzle 2 uses compressed nitrogen to emit glyph (grlt) from the tip of the pi f8 toward the object 10 to be polished (mainly a rusted steel plate or painted steel plate, etc.). The surface of the object 10 is then polished.
以上の様に、サンドブラスト用ノズル２は発錆した鋼板
の表面を研掃しようとする場合等に必要不可欠なもので
ある。As described above, the sandblasting nozzle 2 is indispensable when polishing the surface of a rusted steel plate.
しかしながら、上述の如き従来のサンドブラスト用ノズ
ル２は、パイｆ８の径が５ＴＰＧ ＳＣＨ＃４０ ％φ
であり、その７４’イブが１個だけ有するものであ−る
。従りて対象物の研掃面積は、第６図に示す様に５０１
１１１Ｉφ程度の円形とな、９ 、 ＶＬＣＣ船等の船
底、船側外板（研掃面積的２００００ｍ２）等の工事に
おいては作業時間が長時間になり、グリッドの使用量も
ばく大な量であった。However, in the conventional sandblasting nozzle 2 as described above, the diameter of the pie f8 is 5TPG SCH#40%φ
, and the 74' Eve has only one. Therefore, the area to be polished of the object is 501 as shown in Figure 6.
In the construction of the bottom of a VLCC ship, which has a circular shape of approximately 111Iφ, and the ship's side shell (20,000 m2 of ground area), the work takes a long time and the amount of grid used is enormous.
本発明は上述従来技術の問題点に鑑みなされたものであ
り、その目的は被研掃物である対象物に対する１回の研
掃面積を広くして作業能率の向上を図り、更にサンドブ
ラストのグリッドの使用量の節約を図ることの可能なサ
ンドブラスト用ノズルを提供することにある。The present invention has been made in view of the problems of the prior art described above, and its purpose is to widen the area of the object to be polished at one time to improve work efficiency, and to improve the sandblasting grid. An object of the present invention is to provide a sandblasting nozzle that can save the amount of water used.
上記目的は本発明によれば、被研掃物を研掃する流体の
吹き出し口が複数個有することを特徴とする、サンドブ
ラスト用２連ノズルによって達成される。According to the present invention, the above object is achieved by a dual nozzle for sandblasting, which is characterized in that it has a plurality of outlet ports for the fluid that cleans the object to be polished.
以下、本発明に係る実施例を図面に基づいて具体的且つ
詳細に説明する。Hereinafter, embodiments of the present invention will be described specifically and in detail based on the drawings.
第１図は本発明のサンドブラスト用２連ノズル１２の一
実施例を示す組立て斜視図であり、第２図は第１図に示
すＡ −Ａ’線の断面図である。FIG. 1 is an assembled perspective view showing an embodiment of a dual nozzle 12 for sandblasting according to the present invention, and FIG. 2 is a sectional view taken along the line A-A' shown in FIG. 1.
第２図に示す様に、サンドブラスト用２連ノズル１２は
三角形状の三角部材１４を有する。該三角部材１４には
、貫通孔１６を２個有するノズル受け１８が嵌合装着さ
れている。又、該ノズル受け１８には不図示のネジ等に
よシ脱着可能の整流部材２０が設けられている。更に、
三角部材１４の端部２２には、不図示のホースを接続す
るためのホース連結部が設けらｎている。As shown in FIG. 2, the sandblasting dual nozzle 12 has a triangular member 14 having a triangular shape. A nozzle receiver 18 having two through holes 16 is fitted into the triangular member 14 . Further, the nozzle receiver 18 is provided with a rectifying member 20 that can be attached and detached using a screw (not shown) or the like. Furthermore,
The end portion 22 of the triangular member 14 is provided with a hose connection portion for connecting a hose (not shown).
上記構成において、サンドブラスト用２連ノズル１２は
その材質を超高分子ポリエチレン、タングステンあるい
はセラミックス等の材質で構成するのが望ましい。これ
はサンドグリッドに対し、２連ノズル１２に耐摩゛耗性
をもたせるためである。In the above configuration, it is preferable that the dual nozzle 12 for sandblasting is made of a material such as ultra-high molecular polyethylene, tungsten, or ceramics. This is to provide the dual nozzle 12 with wear resistance against the sand grid.
又、ノズル受け１８に設けられた整流部材２０は最も摩
耗の激しい部材であるので、該整流部材２０は交換可能
にされていることが望ましい。Further, since the flow regulating member 20 provided on the nozzle receiver 18 is the member that is most frequently worn, it is desirable that the flow regulating member 20 is replaceable.
上述の如きサンドブラスト用２連ノズル１２は、圧縮空
気とグリッドの混在流体が矢印Ａの方向にホース連結部
２２から内部に送り込まｎ、該内部で前記混在流体が整
流部材２０により分岐され、ノズル受け１８の内部に２
個有する１８頷φの貫通孔１６をそｎぞれ通過して、図
示する矢印Ｂの方向へ放射される。In the dual nozzle 12 for sandblasting as described above, a mixed fluid of compressed air and grid is sent into the interior from the hose connection part 22 in the direction of arrow A, and inside the mixed fluid is branched by the rectifying member 20, and the mixed fluid is sent to the nozzle receiver. 2 inside 18
The light passes through the respective through holes 16 each having an diameter of 18 nods and is emitted in the direction of the arrow B shown in the figure.
この圧縮空気とグリッドの混在流体の流れを示したもの
が第３図である。尚、第３図はサンドブラスト用２連ノ
ズル１２の平面図である。FIG. 3 shows the flow of this mixed fluid of compressed air and grid. Incidentally, FIG. 3 is a plan view of the dual nozzle 12 for sandblasting.
またこの２連ノズル１２によって研掃された対象物１０
（主に発錆した鋼板あるいは塗装された鋼板吟）の研掃
面を第４図に示す。Also, the object 10 polished by this double nozzle 12
Figure 4 shows the polished surface of a steel plate (mainly rusted steel plate or painted steel plate).
図示する様に、本発明の２連ノズル１２による研掃面は
、対象物の研掃面積が従来のノズルによる研掃面（第６
図に示す）に比べて、約１．８倍広くなりている。（従
来のノズルによる研掃面積は１９．６ｃｒｎ２であシ、
本発明の２連ノズルによる研掃面積は３５．６ ｃｍ２
である。）このことによって作業能率が格段に向上する
ことが分かる。As shown in the figure, the surface to be polished by the dual nozzle 12 of the present invention is different from the surface to be polished by the conventional nozzle (the sixth
(shown in the figure), it is approximately 1.8 times wider. (The cleaning area with the conventional nozzle is 19.6 crn2,
The cleaning area by the dual nozzle of the present invention is 35.6 cm2
It is. ) It can be seen that this greatly improves work efficiency.
又、本発明のサンドブラスト用２連ノズルの第２の効果
として、次にあげられる。即ち、従来のノズルは％φ（
まれに％φも使用）のノ臂イブを１本使用するのに対し
、本発明の２連ノズルの／Ｊイブは匙φｘ ５ＴＰＧ３
８ ＳＣＨ＃ ４０を２本使用する点にある。これによ
ってそれぞれのノズル受け１８に取付けられたノズルに
混在流体の速度エネルギーを分割することができ、サン
ドブラストのグリッドの使用量を少なくすることができ
る。Further, the second effect of the dual nozzle for sandblasting of the present invention is as follows. That is, the conventional nozzle has %φ(
In contrast, the double nozzle of the present invention uses a single nozzle with a diameter of %φx 5TPG3.
The point is that two 8 SCH #40 are used. Thereby, the velocity energy of the mixed fluid can be divided to the nozzles attached to each nozzle receiver 18, and the amount of sandblasting grid used can be reduced.
又、以上の実施例においては、混在流体の吹き出し口で
あるノズルの数が２個である場合について説萌したが、
本発明はこれに限ることはなく、ノズルが３個以上設け
られている場合も含むものとする。In addition, in the above embodiment, the case where the number of nozzles serving as the outlet for the mixed fluid is two is explained.
The present invention is not limited to this, and includes cases where three or more nozzles are provided.
以上詳細かつ具体的に説明した様に、本発明のサンドブ
ラスト用ノズルは被研掃物を研掃する圧縮流体の吹き出
し口が複数個有するので、被研掃物に対する１個の研掃
面積を広くすることができ、そのことによシ作業能率の
向上を図ることができる。又、作業能率の向上に伴い、
サンドブラストのグリッドの使用量の節約にもつながる
。As explained above in detail and concretely, the sandblasting nozzle of the present invention has a plurality of blow-off ports for the compressed fluid that cleans the object to be polished, so that one cleaning area for the object to be polished can be widened. As a result, work efficiency can be improved. In addition, with the improvement of work efficiency,
This also leads to savings in the amount of sandblasting grid used.
第１図は本発明のサンドブラスト用２連ノズルの一実施
例を示す組立て斜視図、第２図は第１図に示すＡ −Ａ
’線の断面図、第３図はサンドプラスト用２連ノズルの
平面図、第４図は本発明のノズルによる研掃面を示す図
、第５図は従来のサンドブラスト用ノズルの平面図、第
６図は従来のノズルによる研掃面を示す図である。
１２・・・サンドブラスト用２連ノズル、１４・・・三
角部材、１６・・・貫通孔、１８・・・ノズル受け、２
０・・・整流部材。Fig. 1 is an assembled perspective view showing an embodiment of the dual nozzle for sandblasting of the present invention, and Fig. 2 is an A-A shown in Fig. 1.
3 is a plan view of a dual nozzle for sandblasting, FIG. 4 is a view showing the surface being polished by the nozzle of the present invention, and FIG. 5 is a plan view of a conventional sandblasting nozzle. FIG. 6 is a diagram showing a surface to be polished by a conventional nozzle. 12... Double nozzle for sandblasting, 14... Triangular member, 16... Through hole, 18... Nozzle receiver, 2
0... Rectifying member.
Claims (2)
することを特徴とする、サンドブラスト用２連ノズル。(1) A dual nozzle for sandblasting, characterized in that it has a plurality of blow-off ports for fluid that cleans the object to be polished.
れが同一方向に設けられていることを特徴とする、特許
請求の範囲第（１）項記載のサンドブラスト用２連ノズ
ル。(2) A dual nozzle for sandblasting as set forth in claim (1), characterized in that two of the above-mentioned blow-off ports are provided, and each of them is provided in the same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29060786A JPS63144962A (en) | 1986-12-08 | 1986-12-08 | Two throw nozzle for sand blast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29060786A JPS63144962A (en) | 1986-12-08 | 1986-12-08 | Two throw nozzle for sand blast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63144962A true JPS63144962A (en) | 1988-06-17 |
Family
ID=17758191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29060786A Pending JPS63144962A (en) | 1986-12-08 | 1986-12-08 | Two throw nozzle for sand blast |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63144962A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5105588A (en) * | 1990-09-10 | 1992-04-21 | Hewlett-Packard Company | Method and apparatus for simultaneously forming a plurality of openings through a substrate |
| KR101069799B1 (en) * | 2008-11-26 | 2011-10-04 | 삼성중공업 주식회사 | nozzle |
| CN102935619A (en) * | 2011-08-15 | 2013-02-20 | 鸿富锦精密工业（深圳）有限公司 | Sand blasting device |
| CN103770014A (en) * | 2012-10-19 | 2014-05-07 | 东芝机械株式会社 | Spray gun for wet-type sand blasting |
-
1986
- 1986-12-08 JP JP29060786A patent/JPS63144962A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5105588A (en) * | 1990-09-10 | 1992-04-21 | Hewlett-Packard Company | Method and apparatus for simultaneously forming a plurality of openings through a substrate |
| KR101069799B1 (en) * | 2008-11-26 | 2011-10-04 | 삼성중공업 주식회사 | nozzle |
| CN102935619A (en) * | 2011-08-15 | 2013-02-20 | 鸿富锦精密工业（深圳）有限公司 | Sand blasting device |
| CN103770014A (en) * | 2012-10-19 | 2014-05-07 | 东芝机械株式会社 | Spray gun for wet-type sand blasting |
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