JPH02283884A - Scroll compressor - Google Patents
Scroll compressorInfo
- Publication number
- JPH02283884A JPH02283884A JP1104600A JP10460089A JPH02283884A JP H02283884 A JPH02283884 A JP H02283884A JP 1104600 A JP1104600 A JP 1104600A JP 10460089 A JP10460089 A JP 10460089A JP H02283884 A JPH02283884 A JP H02283884A
- Authority
- JP
- Japan
- Prior art keywords
- scroll
- aluminum material
- plating method
- plating
- dispersion
- 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
- 238000007747 plating Methods 0.000 claims abstract description 32
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000006185 dispersion Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000004070 electrodeposition Methods 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- KERTUBUCQCSNJU-UHFFFAOYSA-L nickel(2+);disulfamate Chemical compound [Ni+2].NS([O-])(=O)=O.NS([O-])(=O)=O KERTUBUCQCSNJU-UHFFFAOYSA-L 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052759 nickel Inorganic materials 0.000 abstract description 4
- 239000002253 acid Substances 0.000 abstract 2
- FDDDEECHVMSUSB-UHFFFAOYSA-N sulfanilamide Chemical compound NC1=CC=C(S(N)(=O)=O)C=C1 FDDDEECHVMSUSB-UHFFFAOYSA-N 0.000 abstract 2
- 229940124530 sulfonamide Drugs 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 5
- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 description 5
- 238000000576 coating method Methods 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/10—Manufacture by removing material
- F04C2230/101—Manufacture by removing material by electrochemical methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/90—Improving properties of machine parts
- F04C2230/92—Surface treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/90—Alloys not otherwise provided for
- F05C2201/903—Aluminium alloy, e.g. AlCuMgPb F34,37
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary Pumps (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明はスクロールをアルミニウム材で形成すると共に
5その表面に所謂分散ニッケルーリンメッキ法によるメ
ッキ層を施してなるスクロール圧縮機に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a scroll compressor in which a scroll is made of an aluminum material and a plating layer is applied to the surface thereof by a so-called dispersion nickel-phosphorus plating method.
スクロールの表面に被覆を施す技術は従来より各種のも
のが採用されている0例えば実開昭59−115886
号公報はマンガン系の燐酸被膜を施したものであり、実
開昭60−54701号公報はテフロンコーテングを施
したもの、特開昭62−199982号公報はアルミニ
ウム材にp!!、電解ニッケルホウ系メッキを施したも
の、特公昭63−32991号公報は硬化層を施したも
の、特公昭63−32992号公報はアルミニウム材の
表面に硬質アルマイト処理を施したもの、特開昭63−
105293号公報はガラス繊維、炭素繊維もしくはア
ラミド繊維を施したものである。Various techniques have been used to coat the scroll surface. For example, Utility Model Application No. 59-115886
JP-A-60-54701 uses a Teflon coating, and JP-A-62-199982 uses p! coating on an aluminum material. ! , those subjected to electrolytic nickel-borous plating, Japanese Patent Publication No. 63-32991 discloses those with a hardened layer, Japanese Patent Publication No. 63-32992 discloses those subjected to hard alumite treatment on the surface of aluminum material, 63-
No. 105293 discloses a material coated with glass fiber, carbon fiber, or aramid fiber.
以上のいづれの従来技術もスクロールの耐摩耗性向上に
効果のあるものとされている。All of the above-mentioned conventional techniques are said to be effective in improving the wear resistance of the scroll.
スクロール圧縮機のスクロールの内、特に旋回スクロー
ルは軽いものが望ましい。また水循環式のスクロール圧
縮機では特に各部の軸受の潤滑。Among the scrolls of a scroll compressor, especially the orbiting scroll is preferably lightweight. Also, in water circulation type scroll compressors, especially the bearings in each part are lubricated.
冷却が油冷式の場合よりも不十分になる場合が多く、軸
受に加わる負荷を極力低減する必要がある。Cooling is often insufficient compared to oil-cooled bearings, so it is necessary to reduce the load on the bearings as much as possible.
この意味で旋回スクロールをアルミニウム材で形成する
ことが望ましい、勿論、固定スクロールもアルミニウム
材で形成してもよい、しかしながらアルミニウム材でス
クロールを構成すると、特に耐摩耗性の面で問題が生ず
る。このため前記した各種の従来技術も開示されている
が、本発明で提案する分散ニッケルーリンメッキ法によ
る被膜に較べると各種性能について劣る。In this sense, it is desirable that the orbiting scroll be made of an aluminum material. Of course, the fixed scroll may also be made of an aluminum material. However, if the scroll is made of an aluminum material, problems arise particularly in terms of wear resistance. For this reason, although the various conventional techniques described above have been disclosed, they are inferior in various performances compared to the coating formed by the dispersion nickel-phosphorus plating method proposed in the present invention.
本発明は耐摩耗性のみならず耐熱性、耐食性。The present invention has not only wear resistance but also heat resistance and corrosion resistance.
熱衝撃性等に優れるメッキ層をアルミニウム材からなる
スクロールの表面に施し、アルミニウムの有する欠点を
大巾に補完し各種機能を向上させるようにしたスクロー
ル圧縮機を提供することを目的とする。An object of the present invention is to provide a scroll compressor in which a plating layer having excellent thermal shock resistance etc. is applied to the surface of a scroll made of an aluminum material, thereby largely compensating for the drawbacks of aluminum and improving various functions.
〔3題を解決するための手段〕。[Means for solving the three problems].
本発明は以上の目的を達成するために、螺旋状のラップ
を立設形成する固定スクロールとこれに噛合するラップ
を有し旋回駆動される旋回スクロールとの前記ラップ間
の圧縮室で吸入媒体を所定圧力に圧縮して吐出するよう
に構成されるスクロール圧縮機において、前記スクロー
ルをアルミニウム材より形成すると共に、その表面にリ
ンを添加したスルファミン酸ニッケル浴をベースとした
電着分散メッキ法によるメッキ層を形成してなるスクロ
ール圧縮機を構成するものである。In order to achieve the above-mentioned objects, the present invention has a fixed scroll that forms a spiral wrap in an upright manner, and an orbiting scroll that has a wrap that meshes with the fixed scroll and is driven to rotate. In a scroll compressor configured to compress and discharge to a predetermined pressure, the scroll is formed of an aluminum material, and its surface is plated by an electrodeposition dispersion plating method based on a nickel sulfamate bath to which phosphorus is added. This constitutes a scroll compressor formed by forming layers.
分散ニッケルーリンメッキ法によるメッキ層をアルミニ
ウム材からなるスクロールの表面に施こすことにより、
スクロールの耐摩耗性、耐食性。By applying a plating layer using the dispersion nickel-phosphorus plating method to the surface of the scroll made of aluminum material,
Scroll wear resistance and corrosion resistance.
熱衝撃性、焼付性等が向上する0合わせてスクロールを
アルミニウム材で形成することにより全重量の低減と軸
受負荷を低減することができる。Thermal shock resistance, seizure resistance, etc. are improved.In addition, by forming the scroll from an aluminum material, the total weight and bearing load can be reduced.
第2図により従来一般に使用されているスクロール圧縮
機の概要構造を説明する。The general structure of a conventionally commonly used scroll compressor will be explained with reference to FIG.
固定スクロール5はケーシング6に固定され。Fixed scroll 5 is fixed to casing 6.
螺旋状のラップ7を立設形成する。一方、旋回スクロー
ル2はラップ7に噛合する螺旋状ラップ3を鏡板4から
立設形成する。ラップ3,7により圧縮室8を形成する
。旋回スクロール2には回転軸9のクランク軸lOが軸
受11を介し連結する。A spiral wrap 7 is formed in an upright manner. On the other hand, the orbiting scroll 2 has a spiral wrap 3 that engages with the wrap 7 erected from the end plate 4 . A compression chamber 8 is formed by the wraps 3 and 7. A crankshaft lO of a rotating shaft 9 is connected to the orbiting scroll 2 via a bearing 11.
また回転軸9はケーシング6に軸受12を介し支持され
、同格の駆動手段により回転廃動される。Further, the rotating shaft 9 is supported by the casing 6 via a bearing 12, and is rotated by an equivalent driving means.
吸入媒体(空気等)は吸入管13より導入され。The suction medium (air, etc.) is introduced through the suction pipe 13.
圧縮室8内で所定圧力に圧縮され、吐出口14から吐出
される。It is compressed to a predetermined pressure in the compression chamber 8 and discharged from the discharge port 14.
第1図に示す如く、旋回スクロール2はアルミニウム材
から形成される。固定スクロール5もアルミニウム材で
形成されても構わないが、本実施例では旋回スクロール
2についてのみ説明する。As shown in FIG. 1, the orbiting scroll 2 is made of aluminum material. Although the fixed scroll 5 may also be made of aluminum, only the orbiting scroll 2 will be described in this embodiment.
旋回スクロール2のラップ3および鏡板4の表面には分
散ニッケルーリンメッキ法によるメッキ層1が形成され
る。A plating layer 1 is formed on the surfaces of the wrap 3 and end plate 4 of the orbiting scroll 2 by a dispersion nickel-phosphorous plating method.
分散ニッケルーリンメッキ法によるメッキはセラミック
コンポジットメッキ(以下分散メッキという)といわれ
るもので、以下その内容について説明する。この処理方
法は電着ニッケルーリン層中に微細な分散剤を均一に共
析させ、耐薬品性。Plating by the dispersion nickel-phosphorus plating method is called ceramic composite plating (hereinafter referred to as dispersion plating), and its contents will be explained below. This treatment method uniformly eutectoides a fine dispersant into the electrodeposited nickel-phosphorus layer, resulting in chemical resistance.
耐熱性、耐摩耗性、耐摺動性に優れた分散メッキ被膜を
形成するもので、分散剤としてはニューセラミック系の
物質が用いられている。実用化されているものとして高
硬度(Hmv2500)のSicと、自己潤滑性を有す
るα−BN()1mv230の六方晶窒化はう系)の2
つのものがある。これ等のものは既にロータリエンジン
のA1合金鋳物やピストン(AL系)に用いられている
。 AL系えのメッキのみならず鋼。It forms a dispersion plating film with excellent heat resistance, wear resistance, and sliding resistance, and a new ceramic material is used as the dispersant. Two types of materials that have been put into practical use are SIC with high hardness (Hmv 2500) and α-BN (hexagonal nitride filler system with a hexagonal crystalline nitride film of 1 mv 230) which has self-lubricating properties.
There are two things. These products are already used in A1 alloy castings and pistons (AL series) of rotary engines. Not only aluminum plated but also steel.
ステンレス、黄銅のメッキとしても使用可能である。リ
ンを添加したスルファミン酸ニッケル浴をベースとした
電着分散メッキである。無電解ニッケルメッキに較べ、
形成速度が大きく製造コストも安い。メッキ層内の内部
応力が小さく、剥離し難い。リン添加により耐熱性に優
れる。耐摩耗性についても優れた効果を有するものであ
るが、このメッキRを施こしたもの同士の方がそれ以外
のものに較べ優れた効果を発揮する。また耐食性につい
ても硬質クロムメッキに較べ1.5倍位の優れた効果を
有する。熱衝撃性も優れ、硬質クロムの皮膜の如く、マ
イクロクラッカが入らない、また焼付性もよく、摩擦係
数も硬質クロムの半分以下の値を示している。It can also be used for plating stainless steel and brass. This is electrodeposition dispersion plating based on a phosphorous-added nickel sulfamate bath. Compared to electroless nickel plating,
The formation speed is high and the manufacturing cost is low. The internal stress within the plating layer is small, making it difficult to peel off. Excellent heat resistance due to the addition of phosphorus. It also has an excellent effect on abrasion resistance, and those coated with this plating R exhibit better effects than those coated with other coatings. It also has a corrosion resistance that is about 1.5 times better than that of hard chrome plating. It has excellent thermal shock resistance, is free from microcrackers like hard chromium films, has good seizure resistance, and has a coefficient of friction less than half that of hard chromium.
以上の如き性質の分散メッキを旋回スクロール2に施す
ことにより、従来品に較べ前記した如く。By applying dispersion plating having the properties as described above to the orbiting scroll 2, it is compared to the conventional product as described above.
各点において優れた効果を発揮する。また旋回スクロー
ル2をアルミニウム材から作ることにより、重量を低減
でき、結果として各軸受に加わる負荷が低減され、軸受
を小形化することも可能となる。Demonstrates excellent effects in every respect. Furthermore, by making the orbiting scroll 2 from an aluminum material, it is possible to reduce the weight, and as a result, the load applied to each bearing is reduced, and it is also possible to downsize the bearings.
第2図は旋回スクロール2のラップ3の表面にのみメッ
キ層1を形成したものである。In FIG. 2, the plating layer 1 is formed only on the surface of the wrap 3 of the orbiting scroll 2.
本実施例では旋回スクロール2にのみメッキ層1を施し
たが、前記したように固定スクロール5の表面にも同様
なメッキ層1を形成してもよく(この方がむしろ望まし
い)、また固定スクロール5をアルミニウム材から作り
、これにメッキ1を被膜するようにしてもよい。In this embodiment, the plating layer 1 is applied only to the orbiting scroll 2, but as described above, a similar plating layer 1 may also be formed on the surface of the fixed scroll 5 (this is more preferable). may be made of aluminum material and coated with plating 1.
以上の説明によって明らかな如く1本発明によればスク
ロールの重量を低減でき軸受負荷を減少させると共に、
耐摩耗性等の各性質が向上し、圧縮機の寿命を向上し得
る効果を上げることができAs is clear from the above description, according to the present invention, the weight of the scroll can be reduced, the bearing load can be reduced, and
Various properties such as wear resistance are improved, and the life of the compressor can be extended.
第1図は本発明一実施例の部分拡大断面図、第2図は同
じく本発明の他の実施例の部分拡大断面図、第3図は従
来一般に使用されているスクロール圧縮機の概要構造を
示す軸断面図である。
1・・・メッキ層、2・・・旋回スクロール。
3.7・・・ラップ、4・・・鏡板、5・・・固定スク
ロール、6・・・ケーシング。
凹面
第1図
?
牙3図
図面
才2図Fig. 1 is a partially enlarged sectional view of one embodiment of the present invention, Fig. 2 is a partially enlarged sectional view of another embodiment of the present invention, and Fig. 3 shows the general structure of a scroll compressor commonly used in the past. FIG. 1... Plating layer, 2... Orbiting scroll. 3.7...Wrap, 4...End plate, 5...Fixed scroll, 6...Casing. Concave first figure? Fang 3 drawings 2 drawings
Claims (1)
れに噛合するラップを有し旋回駆動される旋回スクロー
ルとの前記ラップ間の圧縮室で吸入媒体を所定圧力に圧
縮して吐出するように構成されるスクロール圧縮機にお
いて、前記スクロールをアルミニウム材より形成すると
共に、その表面にリンを添加したスルファミン酸ニッケ
ル浴をベースとした電着分散メッキ法によるメッキ層を
形成することを特徴とするスクロール圧縮機。A fixed scroll having a helical wrap standing upright thereon and an orbiting scroll having a wrap meshing therewith and driven to rotate, the suction medium being compressed to a predetermined pressure in a compression chamber between the wraps and discharged. A scroll compressor characterized in that the scroll is made of an aluminum material, and a plating layer is formed on the surface of the scroll by an electrodeposition dispersion plating method based on a nickel sulfamate bath to which phosphorus is added. Machine.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1104600A JPH02283884A (en) | 1989-04-26 | 1989-04-26 | Scroll compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1104600A JPH02283884A (en) | 1989-04-26 | 1989-04-26 | Scroll compressor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02283884A true JPH02283884A (en) | 1990-11-21 |
Family
ID=14384915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1104600A Pending JPH02283884A (en) | 1989-04-26 | 1989-04-26 | Scroll compressor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02283884A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1011124A3 (en) * | 1997-04-22 | 1999-05-04 | Atlas Copco Airpower Nv | Helical compressor |
-
1989
- 1989-04-26 JP JP1104600A patent/JPH02283884A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1011124A3 (en) * | 1997-04-22 | 1999-05-04 | Atlas Copco Airpower Nv | Helical compressor |
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