JPH04110760U - Local electropolishing equipment - Google Patents
Local electropolishing equipmentInfo
- Publication number
- JPH04110760U JPH04110760U JP1823191U JP1823191U JPH04110760U JP H04110760 U JPH04110760 U JP H04110760U JP 1823191 U JP1823191 U JP 1823191U JP 1823191 U JP1823191 U JP 1823191U JP H04110760 U JPH04110760 U JP H04110760U
- Authority
- JP
- Japan
- Prior art keywords
- electrolyte
- electrode
- electrolytic polishing
- local
- electrolytic
- 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
- 238000005498 polishing Methods 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 239000003792 electrolyte Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 abstract description 10
- 239000000523 sample Substances 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 229920000642 polymer Polymers 0.000 abstract description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 239000007769 metal material Substances 0.000 abstract description 3
- 239000000615 nonconductor Substances 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 2
- 239000010935 stainless steel Substances 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 230000000873 masking effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920005177 Duracon® POM Polymers 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Landscapes
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
(57)【要約】
【目的】 鉄鋼、非鉄材料よりなる大型加工部品や大型
構造物の電解研磨加工に適用される局部電解研磨装置に
関するもので、電解液を局部的にシールすることを可能
とし、大がかりな設備を不要とした新たな移動式の局部
電解研磨装置を提供することを目的としている。
【構成】 機台上に鉄、ステンレス鋼等の金属素材を機
械加工して製作した供試材７を固定し、該供試材７の被
加工面と対向して可動式電極６が配置される。電極６に
は供試材７の被加工面上をなめらかに摺動可能にするた
め電気絶縁作用を兼ねて高分子材料よりなる高分子摺動
材５を取付ける。電極６は移動可能に構成されており、
電解液用チューブ４を介して電解液タンクより電解液が
送り込まれ電解研磨作業が行なわれる。この際高分子摺
動材５よりなる摺動面のみでは電解液のシールが十分で
ないので、電極部の液出口側の配管系にエゼクターを配
置し、これにより電解液の吸引作用を行ない被加工物と
電極摺動面の電解液シール効果を向上させる。
(57) [Summary] [Purpose] This device relates to a local electrolytic polishing device that is applied to electrolytic polishing of large processed parts and large structures made of steel and non-ferrous materials, and is capable of locally sealing the electrolyte. The purpose is to provide a new mobile local electrolytic polishing device that does not require large-scale equipment. [Structure] A test material 7 manufactured by machining a metal material such as iron or stainless steel is fixed on a machine stand, and a movable electrode 6 is placed opposite the surface to be machined of the test material 7. Ru. A polymer sliding material 5 made of a polymeric material is attached to the electrode 6 so as to be able to slide smoothly on the surface to be processed of the sample material 7 so as to serve as an electrical insulator. The electrode 6 is configured to be movable,
Electrolytic solution is fed from an electrolytic solution tank through the electrolytic solution tube 4, and electrolytic polishing work is performed. At this time, since the sliding surface made of the polymer sliding material 5 alone is not sufficient to seal the electrolyte, an ejector is placed in the piping system on the liquid outlet side of the electrode part, and this performs a suction action on the electrolyte to work on the workpiece. Improves the electrolyte sealing effect between objects and electrode sliding surfaces.
Description
【０００１】0001
本考案は、金属材料よりなる大型部品または大型構造物の電解研磨加工に適用 される局部電解研磨装置に関する。 This invention is applicable to electrolytic polishing of large parts or structures made of metal materials. The present invention relates to a local electrolytic polishing device.
【０００２】0002
従来鉄鋼および非鉄材料からなる加工部品を電解研磨する際には、大型部品や 大型構造物の場合は、その大きさに相当する電解槽が必要となり、対象が局部な らマスキング作業も膨大で経済的に成り立たない場合が多い。又、例えば、タン ク内研磨のために移動式電解研磨装置が使用される場合があるが、電解液を局部 的にシールすることがむずかしく、液処理タンクを含めて大がかりな設備が必要 となり、汎用的に使用するには問題が多い。 Conventionally, when electrolytically polishing processed parts made of steel and non-ferrous materials, large parts and In the case of large structures, an electrolytic cell corresponding to the size of the structure is required, and if the target is a local The masking work involved is also enormous and is often not economically viable. Also, for example, tan Mobile electrolytic polishing equipment is sometimes used for internal polishing, but It is difficult to seal the liquid and requires large-scale equipment, including a liquid processing tank. Therefore, there are many problems in general use.
【０００３】0003
一般に電解研磨は、素材製造工程を除いて、加工部品などを対象とする場合、 全面電解研磨をする場合が多いが、大型部品あるいは大型構造物の場合には局部 的な電解研磨を要求されることがたびたびある。しかし、実際には電解槽の大き さ、マスキングの困難さから、実用的コストで生産するには問題が多く、これら の点を解決するために、液シール性を改良した可変移動式局部電解研磨装置が望 まれているのが実状である。 本考案は従来技術に比べて操作も簡単で移動する電極部の電解液シール性を改 良した可変移動式局部電解研磨装置を提供することを目的としている。 In general, electrolytic polishing is used when processing parts, etc., excluding the material manufacturing process. In many cases, the entire surface is electrolytically polished, but in the case of large parts or large structures, local polishing is performed. Electrolytic polishing is often required. However, in reality, the size of the electrolytic cell is However, due to the difficulty of masking, there are many problems in producing them at a practical cost. In order to solve this problem, a variable movable local electropolishing device with improved liquid sealing properties is desired. The reality is that it is rare. This invention is easier to operate than conventional technology and improves the electrolyte sealing properties of the moving electrode. It is an object of the present invention to provide an improved variable movement local electrolytic polishing device.
【０００４】0004
上記目的を達成するため本考案の局部電解研磨装置は、固定した被加工物の被 加工面と対向配置した可変移動式電極部との摺動部に高分子材料を用いると共に 、可動する局部電極部と電解液槽間で循環する液回路を構成し、かつ液循環回路 内の電極部液出口側配管系に減圧空間を形成せしめ、液吸引作用を付与したこと を特徴としている。 In order to achieve the above object, the local electrolytic polishing device of the present invention is designed to A polymer material is used for the sliding part between the variable movable electrode part placed opposite the processing surface, and , constitutes a liquid circuit that circulates between a movable local electrode part and an electrolyte tank, and a liquid circulation circuit. A depressurized space is formed in the liquid outlet side piping system of the electrode section inside, giving it a liquid suction effect. It is characterized by
【０００５】[0005]
上述の本考案の局部電解研磨装置は、可変移動方式の局部電解研磨を行う場合 、固定された被加工物と対向して移動する電極部を滑らかに摺動可動させるため 、電気絶縁作用を兼ねて被加工面との接触部に高分子材料を採用すると共に、摺 動面からの電解液のもれを防ぐために電極部と電解液槽間で循環する液回路系内 に減圧空間を設ける。減圧空間を構成させる手段としては例えばエゼクターを用 いると良い。 The above-mentioned local electrolytic polishing device of the present invention is suitable for performing local electrolytic polishing using a variable movement method. , to smoothly slide the electrode part that moves opposite to the fixed workpiece. , a polymer material is used in the contact area with the workpiece surface to serve as an electrical insulator, and a sliding In the liquid circuit system that circulates between the electrode part and the electrolyte tank to prevent electrolyte from leaking from the moving surface. Provide a depressurized space. For example, an ejector can be used as a means to create a decompressed space. Good to have.
【０００６】 この例えばエゼクター（水流ポンプ）を用いた減圧空間は、液をノズルにより 噴射し、得られるジェット流をベンチュリーノズルの中心に吹きこみ、その周辺 に生ずる減圧領域に液を吸いこませる作用を行なう。[0006] For example, in this depressurized space using an ejector (water pump), liquid is pumped through a nozzle. The resulting jet stream is blown into the center of the Venturi nozzle, and the surrounding area is The effect is to suck the liquid into the reduced pressure area that occurs.
【０００７】 これによって局部電極部と被加工物の摺動面からの電解液のもれは実用レベル まで改善される。しかも本来の電解研磨の作用は十分維持することができる。[0007] As a result, electrolyte leakage from the local electrode part and the sliding surface of the workpiece is reduced to a practical level. improved to. Moreover, the original electrolytic polishing effect can be sufficiently maintained.
【０００８】[0008]
以下図面により本考案の１実施例について説明すると、図１は本考案の可変移 動式局部電解研磨装置の全体概略図、図２（ａ），（ｂ）は移動式電極部の側面 図及び正面図、図３は循環する電解液の回路図、図４は液の吸引機能をもつエゼ クターの原理図である。 One embodiment of the present invention will be explained below with reference to the drawings. Figure 1 shows the variable displacement of the present invention. Overall schematic diagram of the dynamic local electrolytic polishing device, Figures 2 (a) and (b) are side views of the movable electrode section. Figure 3 is the circuit diagram of the circulating electrolyte, Figure 4 is the electrolyte suction function. FIG.
【０００９】 図１及び図２において７は供試材で鉄、ステンレス鋼等の金属素材を機械加工 することにより作製され、本考案研磨装置は該供試材７を局部電解研磨するもの である。供試材７は機台上に固定される。[0009] In Figures 1 and 2, 7 is the sample material, which is machined from metal materials such as iron and stainless steel. The polishing apparatus of the present invention performs local electrolytic polishing of the sample material 7. It is. The sample material 7 is fixed on the machine stand.
【００１０】 固定された供試材７の被加工面と対向して可動式電極６が配置され、該電極６ が被加工面上をなめらかに摺動可能にするため、電気絶縁作用を兼ねて被加工面 との接触部に例えばジュラコン、テフロン等の高分子材料よりなる高分子摺動材 ５を取付ける。0010 A movable electrode 6 is arranged opposite to the surface to be processed of the fixed specimen 7. In order to be able to slide smoothly on the work surface, it also acts as an electrical insulator. A polymeric sliding material made of a polymeric material such as Duracon or Teflon is used in the contact area with the Install 5.
【００１１】 電極６はスピードコントロールモータ１によりラック２を介して図１の左右方 向に摺動できるよう構成され、供試材７と電極間の隙間は本実施例では例えば０ ．５mmに設定している。[0011] The electrode 6 is connected to the left and right sides of FIG. 1 via the rack 2 by the speed control motor 1. The gap between the test material 7 and the electrode is, for example, 0 in this example. ．． It is set to 5mm.
【００１２】 ３は電解液用ドレンパン、４は電解液用チューブで、図３に示す電解液タンク １０内の電解液は循環用ポンプ９を経て矢印方向に送られ、電極６の液入口側配 管系より電解研磨作業部に流入し、供試材７の局部電解研磨に役立つ。0012 3 is a drain pan for electrolyte solution, 4 is a tube for electrolyte solution, and the electrolyte tank shown in Figure 3 The electrolytic solution in 10 is sent in the direction of the arrow through the circulation pump 9, and is delivered to the liquid inlet side of the electrode 6. It flows into the electrolytic polishing work section from the pipe system and is useful for local electrolytic polishing of the specimen 7.
【００１３】 電解研磨液は種々あるが、本実施例では３０％硝酸ソーダ水溶液を採用した。[0013] There are various electrolytic polishing solutions, but in this example, a 30% aqueous solution of sodium nitrate was used.
【００１４】 図３は可動の局部電極部と電解液槽１０間で構成する循環する液回路を示し、 高分子摺動材５よりなる摺動面のみでは電解液のシールが十分でないので、電極 部の液出口側配管系にエゼクター（水流ポンプ）８を配置し減圧空間を構成させ たもので、これにより電解液の吸引作用を付与し被加工物と電極の摺動面の電解 液シール効果を向上させたものである。[0014] FIG. 3 shows a circulating liquid circuit constructed between a movable local electrode part and an electrolyte tank 10, Since the sliding surface made of the polymer sliding material 5 alone is not sufficient to seal the electrolyte, An ejector (water pump) 8 is placed in the piping system on the liquid outlet side of the section to create a depressurized space. This gives a suction effect to the electrolyte and prevents electrolysis on the sliding surface of the workpiece and the electrode. This improves the liquid sealing effect.
【００１５】 本実施例の場合、電解研磨条件は６０Ｖ、５Ａ、１：３９パルス通電で１０mm ／sec の送り速度で実施したところ、液もれもにじむ程度で実用上問題なく、供 試材の研磨後の面粗度も１．５〜３Ｓに仕上って良好であった。[0015] In the case of this example, the electrolytic polishing conditions were 60V, 5A, 1:39 pulse current and 10mm When carried out at a feed rate of /sec, there was no problem in practical use, with only liquid leakage and smearing. The surface roughness of the sample material after polishing was also good, with a finish of 1.5 to 3S.
【００１６】 図４はエゼクター８による液吸引作用の機能を説明したもので、液をノズルに より噴射し、得られるジェット流をベンチュリーノズルの中心に吹きこみ、その 周辺に生ずる減圧領域に液を吸い込ませる作用を示すものである。[0016] Figure 4 explains the function of the liquid suction action by the ejector 8, which directs the liquid to the nozzle. The resulting jet stream is blown into the center of the Venturi nozzle, and the This shows the effect of sucking liquid into the reduced pressure area that occurs around it.
【００１７】[0017]
以上述べたように本考案の局部電解研磨装置によれば、鉄鋼および非鉄材料か らなる大型部品あるいは大型構造物の局部電解研磨をマスキングの必要もなく、 本来の電解研磨作用を維持した上で、比較的安価に、操作も簡単な方法で施工で きる。 As described above, according to the local electrolytic polishing device of the present invention, steel and non-ferrous materials can be polished. There is no need for masking for local electrolytic polishing of large parts or large structures. While maintaining the original electrolytic polishing effect, it can be applied at a relatively low cost and with easy operation. Wear.
【図１】本考案の１実施例に係る可変移動式の局部電解
研磨装置の概略図である。FIG. 1 is a schematic diagram of a variable movable local electropolishing apparatus according to an embodiment of the present invention.
【図２】本考案の移動式電極部を示し（ａ）は側面図、
（ｂ）は正面図である。FIG. 2 shows the movable electrode part of the present invention; (a) is a side view;
(b) is a front view.
【図３】本考案における電解液の循環回路図である。FIG. 3 is a circulation circuit diagram of an electrolytic solution in the present invention.
【図４】本考案におけるエゼクターの原理図である。FIG. 4 is a diagram showing the principle of the ejector in the present invention.
１ スピードコントロールモータ ２ ラック ３ ドレンパン ４ 電解液用チューブ ５ 高分子摺動材 ６ 電極 ７ 供試材 ８ エゼクター ９ 循環用ポンプ １０ 電解液タンク 1 Speed control motor 2 racks 3 Drain pan 4 Electrolyte tube 5 Polymer sliding material 6 Electrode 7 Test material 8 Ejector 9 Circulation pump 10 Electrolyte tank
Claims (1)
した可変移動式電極部との摺動部に高分子材料を用いる
と共に、前記可動式電極部と電解液槽間で循環する液回
路を構成し、さらに該電解液回路内の電極部液出口側配
管系に減圧空間を形成し、液吸引機能を付与したことを
特徴とする局部電解研磨装置。Claim 1: A polymeric material is used for the sliding part between the machined surface of a fixed workpiece and a variable movable electrode section disposed opposite to the surface of the fixed workpiece, and a liquid circulates between the movable electrode section and an electrolytic solution tank. 1. A local electrolytic polishing device comprising a circuit, further comprising a depressurized space in the electrode part liquid outlet side piping system in the electrolyte circuit and provided with a liquid suction function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1823191U JPH04110760U (en) | 1991-03-04 | 1991-03-04 | Local electropolishing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1823191U JPH04110760U (en) | 1991-03-04 | 1991-03-04 | Local electropolishing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04110760U true JPH04110760U (en) | 1992-09-25 |
Family
ID=31904797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1823191U Pending JPH04110760U (en) | 1991-03-04 | 1991-03-04 | Local electropolishing equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04110760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017113846A (en) * | 2015-12-25 | 2017-06-29 | ファナック株式会社 | Wire electrode recovery system of wire electric discharge machine |
-
1991
- 1991-03-04 JP JP1823191U patent/JPH04110760U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017113846A (en) * | 2015-12-25 | 2017-06-29 | ファナック株式会社 | Wire electrode recovery system of wire electric discharge machine |
| CN106914668A (en) * | 2015-12-25 | 2017-07-04 | 发那科株式会社 | The line electrode retracting device of wire electric discharge machine |
| US10315262B2 (en) | 2015-12-25 | 2019-06-11 | Fanuc Corporation | Wire electrode storage device for wire electrical discharge machine |
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