JP2003172254A - Swash plate compressor - Google Patents

Swash plate compressor

Info

Publication number
JP2003172254A
JP2003172254A JP2001372187A JP2001372187A JP2003172254A JP 2003172254 A JP2003172254 A JP 2003172254A JP 2001372187 A JP2001372187 A JP 2001372187A JP 2001372187 A JP2001372187 A JP 2001372187A JP 2003172254 A JP2003172254 A JP 2003172254A
Authority
JP
Japan
Prior art keywords
swash plate
shoe
sliding contact
copper alloy
contact surface
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
Application number
JP2001372187A
Other languages
Japanese (ja)
Inventor
Masayuki Kurihara
政幸 栗原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanden Corp
Original Assignee
Sanden Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanden Corp filed Critical Sanden Corp
Priority to JP2001372187A priority Critical patent/JP2003172254A/en
Priority to US10/300,806 priority patent/US6823768B2/en
Priority to DE10256983.5A priority patent/DE10256983B4/en
Priority to US10/309,892 priority patent/US20030106425A1/en
Priority to FR0215346A priority patent/FR2833318B1/en
Publication of JP2003172254A publication Critical patent/JP2003172254A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
    • F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
    • F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
    • F04B27/1036—Component parts, details, e.g. sealings, lubrication
    • F04B27/1054—Actuating elements
    • 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
    • F05C2201/04—Heavy metals
    • F05C2201/0469—Other heavy metals
    • F05C2201/0475—Copper or alloys thereof
    • 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
    • F05C2203/00—Non-metallic inorganic materials
    • F05C2203/08—Ceramics; Oxides
    • F05C2203/0804—Non-oxide ceramics
    • F05C2203/083—Nitrides

Abstract

<P>PROBLEM TO BE SOLVED: To provide a swash plate compressor securing the seizure-resistance and lubricity in the sliding contact part of a shoe of a swash plate by using copper alloy without including Pb, an environment pollutant. <P>SOLUTION: The swash plate compressor comprises the rotatable swash plate and a piston engaged with the swash plate via the shoe to reciprocate according to the rotation of the swash plate. The swash plate is made of copper alloy including Bi (bismuth) of 0.5-20 wt.%. <P>COPYRIGHT: (C)2003,JPO

Description

【発明の詳細な説明】Detailed Description of the Invention

【０００１】[0001]

【発明の属する技術分野】本発明は、斜板式圧縮機に関
するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a swash plate type compressor.

【０００２】[0002]

【従来の技術】回転可能な斜板と、シューを介して斜板
に係合し斜板の回転に伴って往復動するピストンとを備
える斜板式圧縮機においては、斜板のシューとの摺接部
の耐焼付性、潤滑性を確保すべく、Ｃｕ−Ｓｎ−Ｐｂ系
銅合金（鉛りん青銅）、Ｃｕ−Ｚｎ−Ｐｂ系銅合金（高
力黄銅）製の斜板が使用され、或いは鉄系材料製又はア
ルミニウム系材料製の斜板のシューとの摺接面に、Ｃｕ
−Ｓｎ−Ｐｂ系銅合金、Ｃｕ−Ｚｎ−Ｐｂ系銅合金を溶
射する表面処理を施していた。2. Description of the Related Art In a swash plate type compressor having a rotatable swash plate and a piston that engages with the swash plate via a shoe and reciprocates as the swash plate rotates, sliding of the swash plate shoe A swash plate made of Cu-Sn-Pb-based copper alloy (lead phosphor bronze) or Cu-Zn-Pb-based copper alloy (high-strength brass) is used to secure seizure resistance and lubricity of the contact portion, or On the sliding contact surface of the swash plate made of iron material or aluminum material with the shoe, Cu
The surface treatment of spraying a -Sn-Pb-based copper alloy or a Cu-Zn-Pb-based copper alloy was performed.

【０００３】[0003]

【発明が解決しようとする課題】環境保護の観点から、
環境汚染物質であるＰｂを含まない銅合金を使用して、
斜板のシューとの摺接部の耐焼付性、潤滑性を確保する
のが望ましい。本発明は、環境汚染物質であるＰｂを含
まない銅合金を使用して、斜板のシューとの摺接部の耐
焼付性、潤滑性が確保された斜板式圧縮機を提供するこ
とを目的とする。[Problems to be Solved by the Invention] From the viewpoint of environmental protection,
Using a copper alloy that does not contain Pb, which is an environmental pollutant,
It is desirable to secure seizure resistance and lubricity at the sliding contact portion of the swash plate with the shoe. An object of the present invention is to provide a swash plate compressor in which seizure resistance and lubricity of a sliding contact portion of a swash plate with a shoe are ensured by using a copper alloy containing no Pb which is an environmental pollutant. And

【０００４】[0004]

【課題を解決するための手段】本発明においては、回転
可能な斜板と、シューを介して斜板に係合し斜板の回転
に伴って往復動するピストンとを備える斜板式圧縮機で
あって、Ｂｉ（ビスマス）を０．５乃至２０重量％含有
する銅合金製の斜板を備えることを特徴とする斜板式圧
縮機を提供する。本発明においては、回転可能な斜板
と、シューを介して斜板に係合し斜板の回転に伴って往
復動するピストンとを備える斜板式圧縮機であって、鉄
系材料製又はアルミニウム系材料製の斜板のシューとの
摺接面が、Ｂｉ（ビスマス）を０．５乃至２０重量％含
有する銅合金の溶射により表面処理されていることを特
徴とする斜板式圧縮機を提供する。鉛りん青銅、高力黄
銅のＰｂをＢｉに置換した材料であるＢｉ（ビスマス）
を０．５乃至２０重量％含有する銅合金は、鉛りん青
銅、高力黄銅に匹敵する耐焼付性、潤滑性を具備してい
る。ＢｉはＰｂに比べて環境汚染の可能性が少ない。従
って、斜板材料としてＢｉを０．５乃至２０重量％含有
する銅合金を使用し、或いは鉄系材料製又はアルミニウ
ム系材料製の斜板のシューとの摺接面に溶射する材料と
してＢｉを０．５乃至２０重量％含有する銅合金を使用
することにより、環境汚染を招くことなく、斜板のシュ
ーとの摺接部の耐焼付性、潤滑性が確保された斜板式圧
縮機が提供される。According to the present invention, there is provided a swash plate compressor including a rotatable swash plate and a piston which engages with the swash plate via a shoe and reciprocates as the swash plate rotates. There is provided a swash plate compressor comprising a swash plate made of a copper alloy containing Bi (bismuth) in an amount of 0.5 to 20% by weight. In the present invention, there is provided a swash plate type compressor including a rotatable swash plate and a piston that engages with the swash plate via a shoe and reciprocates as the swash plate rotates. A swash plate compressor in which a sliding contact surface of a swash plate made of a base material with a shoe is surface-treated by thermal spraying of a copper alloy containing 0.5 to 20% by weight of Bi (bismuth). To do. Bi (bismuth) which is a material obtained by replacing Pb of lead phosphor bronze and high strength brass with Bi.
The copper alloy containing 0.5 to 20% by weight has seizure resistance and lubricity comparable to those of lead phosphor bronze and high strength brass. Bi has less possibility of environmental pollution than Pb. Therefore, a copper alloy containing 0.5 to 20% by weight of Bi is used as the swash plate material, or Bi is sprayed on the sliding contact surface of the swash plate made of an iron material or an aluminum material with the shoe. By using a copper alloy containing 0.5 to 20% by weight, there is provided a swash plate compressor in which seizure resistance and lubricity of the sliding contact portion of the swash plate with the shoe are secured without causing environmental pollution. To be done.

【０００５】本発明の好ましい態様においては、斜板の
シューとの摺接面に、ＭｏＳ２（二硫化モリブデン）又
はＰＴＦＥ（ポリテトラフルオロエチレン）を主成分と
する一種又は二種以上の固体潤滑剤を含む潤滑剤層が形
成されている。斜板のシューとの摺接面に潤滑剤層を形
成することにより、斜板のシューとの摺接部の耐焼付
性、潤滑性が向上する。In a preferred embodiment of the present invention, one or more solid lubricants containing MoS 2 (molybdenum disulfide) or PTFE (polytetrafluoroethylene) as a main component are formed on the sliding contact surface of the swash plate with the shoe. A lubricant layer containing the agent is formed. By forming the lubricant layer on the sliding contact surface of the swash plate with the shoe, seizure resistance and lubricity of the sliding contact portion of the swash plate with the shoe are improved.

【０００６】本発明の好ましい態様においては、斜板の
シューとの摺接面に、深さが５μｍ以下の周溝が複数形
成されている。斜板のシューとの摺接面は、シューに対
する摺動性を高めるべく、表面粗度の小さな滑らかな面
に加工される。表面粗度が小さく滑らかな摺接面は、潤
滑油をはじき易く、潤滑油が枯渇した状態になり易い。
斜板のシューとの摺接面に、深さが５μｍ以下の周溝を
複数形成すれば、当該溝内に潤滑油が保持されるので、
摺接面は潤滑油が枯渇した状態にならない。周溝の深さ
が５μｍを超えると、摺接面の粗度が大きくなり、斜板
のシューに対する摺動性が悪化する。In a preferred aspect of the present invention, a plurality of peripheral grooves each having a depth of 5 μm or less are formed on the sliding contact surface of the swash plate with the shoe. The sliding contact surface of the swash plate with the shoe is processed into a smooth surface having a small surface roughness in order to enhance slidability with respect to the shoe. A smooth sliding surface having a small surface roughness easily repels the lubricating oil and tends to be depleted of the lubricating oil.
If a plurality of circumferential grooves having a depth of 5 μm or less are formed on the sliding contact surface of the swash plate with the shoe, the lubricating oil is retained in the grooves,
The sliding contact surface does not become depleted of lubricating oil. If the depth of the circumferential groove exceeds 5 μm, the roughness of the sliding contact surface increases, and the slidability of the swash plate with respect to the shoe deteriorates.

【０００７】[0007]

【発明の実施の形態】本発明の実施例に係る斜板式圧縮
機を説明する。図１に示すように、斜板式圧縮機１００
は、複数のシリンダボア１ａとセンターボア１ｂとが形
成されたシリンダブロック２と、シリンダブロック２と
共働してクランク室３を形成するフロントハウジング４
とを備えている。シリンダヘッド５がシリンダブロック
２と共働して吸入弁６と弁板７と吐出弁８とを挟持して
いる。シリンダヘッド５内に吸入室９と吐出室１０とが
形成されている。吸入室９は吸入ポートに連通し、吐出
室１０は吐出ポートに連通している。BEST MODE FOR CARRYING OUT THE INVENTION A swash plate type compressor according to an embodiment of the present invention will be described. As shown in FIG. 1, the swash plate compressor 100
Is a cylinder block 2 having a plurality of cylinder bores 1a and a center bore 1b, and a front housing 4 which cooperates with the cylinder block 2 to form a crank chamber 3.
It has and. The cylinder head 5 cooperates with the cylinder block 2 to sandwich the suction valve 6, the valve plate 7 and the discharge valve 8. A suction chamber 9 and a discharge chamber 10 are formed in the cylinder head 5. The suction chamber 9 communicates with the suction port, and the discharge chamber 10 communicates with the discharge port.

【０００８】斜板式圧縮機１００は更にクランク室３内
で延在する駆動軸１１を備えている。駆動軸１１の一端
はフロントハウジング４を貫通してフロントハウジング
４外へ延び、他端は軸受を介してシリンダブロック２の
センターボアに嵌合している。The swash plate type compressor 100 further includes a drive shaft 11 extending in the crank chamber 3. One end of the drive shaft 11 penetrates the front housing 4 and extends to the outside of the front housing 4, and the other end is fitted into the center bore of the cylinder block 2 via a bearing.

【０００９】クランク室３内に配設された斜板１２が駆
動軸１１に固定されている。斜板１２の周縁部に、斜板
１２を挟んで一対のシュー１３が摺動可能に当接してい
る。複数対のシュー１３が、周方向に互いに間隔を隔て
て配設されている。各一対のシュー１３は、それぞれピ
ストン１４の尾部１４ａに形成されたシュー保持部によ
り保持されている。ピストン１４の頭部１４ｂはシリン
ダボア１ａに摺動可能に挿入されている。A swash plate 12 arranged in the crank chamber 3 is fixed to the drive shaft 11. A pair of shoes 13 slidably contact the rim of the swash plate 12 with the swash plate 12 interposed therebetween. A plurality of pairs of shoes 13 are arranged at intervals in the circumferential direction. Each pair of shoes 13 is held by a shoe holding portion formed on the tail portion 14 a of the piston 14. The head 14b of the piston 14 is slidably inserted in the cylinder bore 1a.

【００１０】斜板１２は、鉛りん青銅或いは高力黄銅の
Ｐｂ（鉛）をＢｉ（ビスマス）に置換した材料である、
Ｂｉを０．５乃至２０重量％含有する銅合金材により形
成されている。図２に示すように、斜板１２のシュー１
３との摺接面に、ＭｏＳ２（二硫化モリブデン）又はＰ
ＴＦＥ（ポリテトラフルオロエチレン）を主成分とする
一種又は二種以上の固体潤滑剤を含む潤滑層剤１５が形
成されている。The swash plate 12 is a material in which Pb (lead) of lead phosphor bronze or high strength brass is replaced with Bi (bismuth).
It is made of a copper alloy material containing 0.5 to 20% by weight of Bi. As shown in FIG. 2, the shoe 1 of the swash plate 12
3 on the sliding contact surface with MoS 2 (molybdenum disulfide) or P
A lubricating layer agent 15 containing one or more solid lubricants containing TFE (polytetrafluoroethylene) as a main component is formed.

【００１１】斜板式圧縮機１００においては、駆動軸１
１が外部駆動源により回転駆動され、駆動軸１１の回転
に伴って斜板１２が回転し、シュー１３を介して斜板１
２によりピストン１４が往復駆動される。外部冷却回路
から圧縮機１００へ還流した冷媒ガスが、吸入ポートを
介して吸入室９へ流入し、弁板７に形成された吸入穴と
吸入弁６とを介してシリンダボア１ａ内へ吸引され、ピ
ストン１４により加圧圧縮され、弁板７に形成された吐
出穴と吐出弁８とを介して吐出室１０へ吐出し、吐出ポ
ートを介して外部冷却回路へ還流する。In the swash plate type compressor 100, the drive shaft 1
1 is rotatably driven by an external drive source, the swash plate 12 rotates as the drive shaft 11 rotates, and the swash plate 1 passes through the shoes 13.
The piston 14 is reciprocally driven by 2. Refrigerant gas that has recirculated from the external cooling circuit to the compressor 100 flows into the suction chamber 9 through the suction port and is sucked into the cylinder bore 1a through the suction hole formed in the valve plate 7 and the suction valve 6. It is pressurized and compressed by the piston 14, discharged into the discharge chamber 10 through the discharge hole formed in the valve plate 7 and the discharge valve 8, and then returned to the external cooling circuit through the discharge port.

【００１２】鉛りん青銅、高力黄銅のＰｂをＢｉに置換
した材料であるＢｉ（ビスマス）を０．５乃至２０重量
％含有する銅合金は、鉛りん青銅、高力黄銅に匹敵する
耐焼付性、潤滑性を具備している。ＢｉはＰｂに比べて
環境汚染の可能性が少ない。従って、斜板１２の材料と
してＢｉを０．５乃至２０重量％含有する銅合金を使用
することにより、環境汚染を招くことなく、斜板１２の
シュー１３との摺接部の耐焼付性、潤滑性が確保され
る。斜板１２のシュー１３との摺接面に、ＭｏＳ２（二
硫化モリブデン）又はＰＴＦＥ（ポリテトラフルオロエ
チレン）を主成分とする一種又は二種以上の固体潤滑剤
を含む潤滑剤層１５を形成することにより、斜板１２の
シュー１３との摺接部の耐焼付性、潤滑性が向上する。A copper alloy containing 0.5 to 20% by weight of Bi (bismuth), which is a material obtained by substituting Pb of lead phosphor bronze and high strength brass with Bi, has a seizure resistance comparable to that of lead phosphor bronze and high strength brass. It has excellent lubricity and lubricity. Bi has less possibility of environmental pollution than Pb. Therefore, by using a copper alloy containing 0.5 to 20% by weight of Bi as the material of the swash plate 12, seizure resistance of the sliding contact portion of the swash plate 12 with the shoe 13 without causing environmental pollution, Lubricity is secured. A lubricant layer 15 containing one or two or more solid lubricants containing MoS 2 (molybdenum disulfide) or PTFE (polytetrafluoroethylene) as a main component is formed on the sliding contact surface of the swash plate 12 with the shoe 13. By doing so, seizure resistance and lubricity of the sliding contact portion of the swash plate 12 with the shoe 13 are improved.

【００１３】図３に示すように、鉄系材料製又はアルミ
ニウム系材料製の斜板１２のシュー１３との摺接面に、
鉛りん青銅、高力黄銅のＰｂをＢｉに置換した材料であ
るＢｉ（ビスマス）を０．５乃至２０重量％含有する銅
合金の溶射層１６を形成しても良く、更に斜板１２のシ
ュー１３との摺接面に、ＭｏＳ２（二硫化モリブデン）
又はＰＴＦＥ（ポリテトラフルオロエチレン）を主成分
とする一種又は二種以上の固体潤滑剤を含む潤滑剤層１
５を形成しても良い。鉄系材料製又はアルミニウム系材
料製の斜板１２のシュー１３との摺接面に溶射する材料
として鉛りん青銅、高力黄銅のＰｂをＢｉに置換した材
料であるＢｉを０．５乃至２０重量％含有する銅合金を
使用することにより、環境汚染を招くことなく、斜板１
２のシュー１３との摺接部の耐焼付性、潤滑性が確保さ
れる。斜板１２のシュー１３との摺接面に、ＭｏＳ
２（二硫化モリブデン）又はＰＴＦＥ（ポリテトラフル
オロエチレン）を主成分とする一種又は二種以上の固体
潤滑剤を含む潤滑剤層１５を形成することにより、斜板
１２のシュー１３との摺接部の耐焼付性、潤滑性が向上
する。As shown in FIG. 3, the swash plate 12 made of an iron-based material or an aluminum-based material has a sliding contact surface with the shoe 13,
A sprayed layer 16 of a copper alloy containing 0.5 to 20 wt% of Bi (bismuth), which is a material obtained by substituting Pb of lead phosphor bronze or high strength brass for Bi, may be formed. MoS 2 (molybdenum disulfide) on the sliding surface with 13
Alternatively, a lubricant layer 1 containing one or more solid lubricants containing PTFE (polytetrafluoroethylene) as a main component
5 may be formed. Bi, which is a material obtained by substituting Bi for Pb of lead phosphor bronze or high-strength brass as a material sprayed on the sliding contact surface of the swash plate 12 made of an iron material or an aluminum material with the shoe 13, is 0.5 to 20. By using a copper alloy containing 1% by weight, the swash plate 1 can be used without causing environmental pollution.
The seizure resistance and lubricity of the sliding contact portion with the second shoe 13 are secured. On the sliding contact surface of the swash plate 12 with the shoe 13, MoS
2 (molybdenum disulfide) or PTFE (polytetrafluoroethylene) as a main component, by forming a lubricant layer 15 containing one or more solid lubricants, sliding contact with the shoe 13 of the swash plate 12 is performed. The seizure resistance and lubricity of parts are improved.

【００１４】図４に示すように、斜板１２のシュー１３
との摺接面に、深さが５μｍ以下の周溝１７を複数形成
しても良い。斜板１２のシュー１３との摺接面は、シュ
ー１３に対する摺動性を高めるべく、表面粗度の小さな
滑らかな面に加工される。表面粗度が小さく滑らかな摺
接面は、潤滑油をはじき易く、潤滑油が枯渇した状態に
なり易い。斜板１２のシュー１３との摺接面に、深さが
５μｍ以下の周溝１７を複数形成すれば、周溝１７内に
潤滑油が保持されるので、摺接面は潤滑油が枯渇した状
態にならない。周溝１７の深さが５μｍを超えると、摺
接面の粗度が大きくなり、斜板１２のシュー１３に対す
る摺動性が悪化する。As shown in FIG. 4, the shoe 13 of the swash plate 12 is
A plurality of peripheral grooves 17 having a depth of 5 μm or less may be formed on the sliding contact surface with. The sliding contact surface of the swash plate 12 with the shoe 13 is processed into a smooth surface having a small surface roughness in order to enhance slidability with respect to the shoe 13. A smooth sliding surface having a small surface roughness easily repels the lubricating oil and tends to be depleted of the lubricating oil. If a plurality of peripheral grooves 17 having a depth of 5 μm or less are formed on the sliding contact surface of the swash plate 12 with the shoes 13, the lubricating oil is retained in the peripheral grooves 17, so that the sliding contact surface is depleted of lubricating oil. It does not go into a state. If the depth of the circumferential groove 17 exceeds 5 μm, the roughness of the sliding contact surface increases, and the slidability of the swash plate 12 with respect to the shoe 13 deteriorates.

【００１５】[0015]

【発明の効果】以上説明したごとく、鉛りん青銅、高力
黄銅のＰｂをＢｉに置換した材料であるＢｉ（ビスマ
ス）を０．５乃至２０重量％含有する銅合金は、鉛りん
青銅、高力黄銅に匹敵する耐焼付性、潤滑性を具備して
いる。ＢｉはＰｂに比べて環境汚染の可能性が少ない。
従って、斜板材料としてＢｉを０．５乃至２０重量％含
有する銅合金を使用し、或いは鉄系材料製又はアルミニ
ウム系材料製の斜板のシューとの摺接面に溶射する材料
としてＢｉを０．５乃至２０重量％含有する銅合金を使
用することにより、環境汚染を招くことなく、斜板のシ
ューとの摺接部の耐焼付性、潤滑性が確保された斜板式
圧縮機が提供される。As described above, a copper alloy containing 0.5 to 20% by weight of Bi (bismuth), which is a material obtained by substituting Bi for Pb of lead phosphor bronze and high strength brass, is lead phosphor bronze, high It has seizure resistance and lubricity comparable to strength brass. Bi has less possibility of environmental pollution than Pb.
Therefore, a copper alloy containing 0.5 to 20% by weight of Bi is used as the swash plate material, or Bi is sprayed on the sliding contact surface of the swash plate made of an iron material or an aluminum material with the shoe. By using a copper alloy containing 0.5 to 20% by weight, there is provided a swash plate compressor in which seizure resistance and lubricity of the sliding contact portion of the swash plate with the shoe are secured without causing environmental pollution. To be done.

【図面の簡単な説明】[Brief description of drawings]

【図１】本発明の実施例に係る斜板式圧縮機の断面図で
ある。FIG. 1 is a cross-sectional view of a swash plate compressor according to an embodiment of the present invention.

【図２】本発明の実施例に係る斜板式圧縮機が備える斜
板の周縁部の断面図である。FIG. 2 is a cross-sectional view of a peripheral portion of a swash plate included in the swash plate compressor according to the embodiment of the present invention.

【図３】本発明の他の実施例に係る斜板式圧縮機が備え
る斜板の周縁部の断面図である。FIG. 3 is a sectional view of a peripheral portion of a swash plate included in a swash plate compressor according to another embodiment of the present invention.

【図４】本発明の他の実施例に係る斜板式圧縮機が備え
る斜板の正面図である。FIG. 4 is a front view of a swash plate included in a swash plate compressor according to another embodiment of the present invention.

【符号の説明】[Explanation of symbols]

１ シリンダボア ２ シリンダブロック ３ クランク室 ４ フロントハウジング ５ シリンダヘッド １１ 駆動軸 １２ 斜板 １４ ピストン １５ 潤滑剤層 １６ 溶射層 1 cylinder bore 2 cylinder block 3 crank chambers 4 Front housing 5 cylinder head 11 drive shaft 12 swash plate 14 pistons 15 Lubricant layer 16 Sprayed layer

Claims (4)

【特許請求の範囲】[Claims] 【請求項１】 回転可能な斜板と、シューを介して斜板
に係合し斜板の回転に伴って往復動するピストンとを備
える斜板式圧縮機であって、Ｂｉ（ビスマス）を０．５
乃至２０重量％含有する銅合金製の斜板を備えることを
特徴とする斜板式圧縮機。1. A swash plate compressor comprising a rotatable swash plate and a piston that engages with the swash plate via a shoe and reciprocates as the swash plate rotates, wherein Bi (bismuth) is zero. .5
A swash plate type compressor comprising a copper alloy swash plate containing 20 to 20% by weight. 【請求項２】 回転可能な斜板と、シューを介して斜板
に係合し斜板の回転に伴って往復動するピストンとを備
える斜板式圧縮機であって、鉄系材料製又はアルミニウ
ム系材料製の斜板のシューとの摺接面が、Ｂｉ（ビスマ
ス）を０．５乃至２０重量％含有する銅合金の溶射によ
り表面処理されていることを特徴とする斜板式圧縮機。2. A swash plate type compressor comprising a rotatable swash plate and a piston which engages with the swash plate via a shoe and reciprocates as the swash plate rotates. A swash plate type compressor characterized in that a sliding contact surface of a swash plate made of a system material with a shoe is surface-treated by thermal spraying of a copper alloy containing 0.5 to 20% by weight of Bi (bismuth). 【請求項３】 斜板のシューとの摺接面に、ＭｏＳ
２（二硫化モリブデン）又はＰＴＦＥ（ポリテトラフル
オロエチレン）を主成分とする一種又は二種以上の固体
潤滑剤を含む潤滑剤層が形成されていることを特徴とす
る請求項１又は２に記載の斜板式圧縮機。3. MoS is provided on the sliding contact surface of the swash plate with the shoe.
3. A lubricant layer containing one or more solid lubricants containing 2 (molybdenum disulfide) or PTFE (polytetrafluoroethylene) as a main component is formed. Swash plate compressor. 【請求項４】 斜板のシューとの摺接面に、深さが５μ
ｍ以下の周溝が複数形成されていることを特徴とする請
求項１乃至３の何れか１項に記載の斜板式圧縮機。4. The depth of 5 μm on the sliding contact surface of the swash plate with the shoe.
The swash plate compressor according to any one of claims 1 to 3, wherein a plurality of circumferential grooves having a length of m or less are formed.
JP2001372187A 2001-11-22 2001-12-06 Swash plate compressor Pending JP2003172254A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2001372187A JP2003172254A (en) 2001-12-06 2001-12-06 Swash plate compressor
US10/300,806 US6823768B2 (en) 2001-11-22 2002-11-21 Nitrided surface layer on a swash plate boss
DE10256983.5A DE10256983B4 (en) 2001-12-06 2002-12-05 Swash plate compressor with annular slots on the swash plate
US10/309,892 US20030106425A1 (en) 2001-12-06 2002-12-05 Swash plate-type compressor
FR0215346A FR2833318B1 (en) 2001-12-06 2002-12-05 FLAT CAM TYPE COMPRESSOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001372187A JP2003172254A (en) 2001-12-06 2001-12-06 Swash plate compressor

Publications (1)

Publication Number Publication Date
JP2003172254A true JP2003172254A (en) 2003-06-20

Family

ID=19181122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001372187A Pending JP2003172254A (en) 2001-11-22 2001-12-06 Swash plate compressor

Country Status (4)

Country Link
US (1) US20030106425A1 (en)
JP (1) JP2003172254A (en)
DE (1) DE10256983B4 (en)
FR (1) FR2833318B1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008075628A (en) * 2006-09-25 2008-04-03 Naito:Kk Swash plate compressor and its swash plate
JP2008133815A (en) * 2006-02-06 2008-06-12 Ntn Corp Swash plate of swash plate-type compressor, and swash plate-type compressor

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JP3931990B2 (en) * 2005-04-27 2007-06-20 大豊工業株式会社 Sliding device
US7313997B2 (en) * 2006-05-26 2008-01-01 Visteon Global Technologies, Inc. Copper alloy piston shoe
KR101836575B1 (en) 2015-11-05 2018-03-08 현대자동차주식회사 Swash plate and method for manufacturing thereof

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JPH037581Y2 (en) * 1986-06-13 1991-02-25
US5495789A (en) * 1993-03-10 1996-03-05 Sanden Corporation Swash plate type compressor with lubricating mechanism between the shoe and swash plate
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WO1996027685A1 (en) * 1995-03-03 1996-09-12 Taiho Kogyo Co., Ltd. Sliding material and method of surface treatment thereof
JPH10153169A (en) * 1996-11-21 1998-06-09 Sanden Corp Swash plate variable capacity compressor
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JPH11193780A (en) * 1997-12-26 1999-07-21 Toyota Autom Loom Works Ltd Single-headed piston swash plate type compression machine and method for manufacturing swash plate
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US6926779B1 (en) * 1999-12-01 2005-08-09 Visteon Global Technologies, Inc. Lead-free copper-based coatings with bismuth for swashplate compressors
JP2001263227A (en) * 2000-03-21 2001-09-26 Toyota Autom Loom Works Ltd Coating film forming method in swash plate of swash plate type compressor and swash plate therefor
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008133815A (en) * 2006-02-06 2008-06-12 Ntn Corp Swash plate of swash plate-type compressor, and swash plate-type compressor
JP2008075628A (en) * 2006-09-25 2008-04-03 Naito:Kk Swash plate compressor and its swash plate

Also Published As

Publication number Publication date
DE10256983B4 (en) 2017-02-02
US20030106425A1 (en) 2003-06-12
FR2833318B1 (en) 2009-10-09
FR2833318A1 (en) 2003-06-13
DE10256983A1 (en) 2003-06-26

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