WO2010092921A1 - 摺動部材及びその製造方法 - Google Patents
摺動部材及びその製造方法 Download PDFInfo
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- WO2010092921A1 WO2010092921A1 PCT/JP2010/051774 JP2010051774W WO2010092921A1 WO 2010092921 A1 WO2010092921 A1 WO 2010092921A1 JP 2010051774 W JP2010051774 W JP 2010051774W WO 2010092921 A1 WO2010092921 A1 WO 2010092921A1
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- sliding member
- laser
- weight
- polyamide resin
- sliding
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/328—Manufacturing methods specially adapted for elastic sealings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/203—Solid polymers with solid and/or liquid additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/08—Oxygen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/102—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3496—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member use of special materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/06—Polyamides derived from polyamines and polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/10—Polyamides derived from aromatically bound amino and carboxyl groups of amino-carboxylic acids or of polyamines and polycarboxylic acids
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
Definitions
- the present invention relates to a sliding member such as a seal ring required to have a low coefficient of friction. Specifically, even if a minute concave portion is dimple-processed by a laser on the surface of the sliding member, a hard projection is not generated.
- the present invention relates to a sliding member having a low friction coefficient that does not damage a mating member and a method for manufacturing the same.
- thermoplastic resin has been used as a sliding member used in a high-load portion because it has a small specific gravity, a wide range of selection of the shape of the molded product, and excellent moldability.
- Polyamide resin is a resin that is highly self-lubricating among thermoplastic resins, so it is widely used as a sliding material, but glass fibers may be added to increase its mechanical strength and heat resistance. (Patent Documents 1 and 2).
- Patent Document 3 As means for improving the sliding characteristics such as the reduction of the friction coefficient, there is known a means for providing a minute concave portion on the sliding surface with a laser (Patent Document 3).
- a melting ball is formed on the sliding surface by melting the glass fiber by the heat of the laser at the time of processing. Problems such as damage and a high friction coefficient occur.
- an object of the present invention is to provide a sliding member with a low coefficient of friction that does not generate hard protrusions and does not damage the mating member even if dimples are processed on the surface of the sliding member with a laser. There is to do.
- Another object of the present invention is to provide a sliding member having a low coefficient of friction that does not generate hard protrusions and does not damage the mating member even if dimples are processed on the surface of the sliding member by a laser. It is to provide a manufacturing method.
- a fiber filler selected from carbon fiber, aramid fiber or whisker is blended with the polyamide resin, and the sliding surface has minute recesses by dimple processing by laser. This is a sliding member.
- the polyamide resin is blended with an inorganic filler selected from 10 to 50% by weight of talc, clay or calcium carbonate, and has a minute concave portion on the sliding surface by laser dimple processing. It is a sliding member characterized by these.
- the invention according to claim 3 is the sliding member according to claim 1 or 2, wherein the maximum depth of the minute recess is 5 to 50 ⁇ m.
- the polyamide resin is mixed with a fiber filler selected from 10 to 50% by weight of carbon fiber, aramid fiber or whisker, and a minute recess is formed on the sliding surface by dimple processing by laser. It is a manufacturing method of the sliding member characterized by this.
- the polyamide resin is blended with an inorganic filler selected from 10 to 50% by weight of talc, clay or calcium carbonate, and a minute recess is provided on the sliding surface by dimple processing by laser.
- an inorganic filler selected from 10 to 50% by weight of talc, clay or calcium carbonate, and a minute recess is provided on the sliding surface by dimple processing by laser.
- the invention according to claim 6 is the method for manufacturing a sliding member according to claim 4 or 5, wherein the maximum depth of the minute recess is 5 to 50 ⁇ m.
- a sliding member having a low coefficient of friction that does not generate hard protrusions and does not damage a mating member even if a dimple is processed on the surface of the sliding member by a laser. Can do.
- a method for manufacturing a sliding member with a low coefficient of friction that does not generate hard protrusions and does not damage the mating member even if dimples are processed on the surface of the sliding member by a laser. can be provided.
- Electron micrograph showing the laser processed surface of the sliding member (test sample 1) Electron micrograph showing the laser processed surface of the sliding member (test sample 2) Electron micrograph showing the laser processed surface of the sliding member (test sample 3) Electron micrograph showing the laser processed surface of the sliding member (test sample 4) Electron micrograph showing the laser processed surface of the sliding member (Comparative Test Sample 1)
- the polyamide resin used in the present invention is a polymer having a (—CO—NH—) bond.
- polyhexamethylene adipamide nylon 66
- polycoupleramide nylon 6
- polytetramethylene adipamide soot nylon 46
- Polyhexamethylene sebamide nylon 10610
- polyhexamethylene dodecamide nylon 612
- polyundecamethylene adipamide nylon 116
- polyundecamide nylon 11
- polydodecamide Nylon 12
- polytrimethylhexa Methylene terephthalamide polyhexamethylene isophthalamide (nylon 6I), polyhexamethylene terephthalamide / isophthalamide (nylon 6T / 6I)
- polybis (4-aminocyclohexyl) methane dodecami Nylon PACM12
- polybis (3-methyl-4-aminocyclohexyl) methane dodecamide Nylon PACM12
- Polyamide resin can be obtained as a commercial product, for example, “Nylon 66” manufactured by Toray Industries, Inc.
- the fiber-based filler blended in the polyamide resin is selected from carbon fiber, aramid fiber, or whisker, and one of these may be used or a combination thereof may be used.
- the carbon fiber used in the present invention preferably has a diameter in the range of 5 ⁇ m to 20 ⁇ m and a fiber length in the range of 20 ⁇ m to 500 ⁇ m.
- the raw material of the carbon fiber may be any of PAN (polyacrylonitrile) type, pitch type, etc., but in order to obtain a large reinforcing effect in the orientation direction in the polyamide resin, the carbon fiber fired at 1200 ° C. or less is used. It is preferable to adopt.
- the compounding amount of the carbon fiber is in the range of 10 to 50% by weight, preferably in the range of 12 to 35% by weight, and more preferably in the range of 14 to 30% by weight with respect to the polyamide resin.
- the amount is less than 10% by weight, the reinforcing effect is poor, so that the strength of the sliding member is insufficient. If the amount exceeds 50% by weight, it is brittle and easily broken.
- the aramid fiber preferably has a diameter in the range of 5 ⁇ m to 20 ⁇ m and a fiber length in the range of 20 ⁇ m to 500 ⁇ m.
- the blending amount of the aramid fiber is in the range of 10 to 50% by weight, preferably in the range of 12 to 35% by weight, and more preferably in the range of 14 to 30% by weight with respect to the polyamide resin.
- the whisker preferably has a diameter in the range of 0.1 ⁇ m to 1 ⁇ m and a fiber length in the range of 5 ⁇ m to 30 ⁇ m.
- the blending amount of whisker is in the range of 10 to 50% by weight, preferably in the range of 12 to 35% by weight, and more preferably in the range of 14 to 30% by weight with respect to the polyamide resin.
- the whisker used in the present invention is a complete single crystal grown in a very thin whisker shape, has very few lattice defects, and its strength is close to the theoretical value. Further, not only a single crystal but also one having only one screw dislocation in the length direction is used in the present invention.
- whisker of the present invention examples include aluminum borate whisker, zinc oxide whisker, and potassium titanate whisker, and potassium titanate whisker is preferable.
- Potassium titanate whisker is a special substance in which the crystal itself is fibrous as it is, and when used in the present invention, it is also effective in terms of dimensional stability and reinforcement.
- the fibrous filler By using the fibrous filler, a sliding member excellent in wear, dimensional stability, and strength can be obtained.
- the friction and wear are particularly achieved by using the fibrous filler of the present invention.
- a sliding member excellent in both characteristics can be obtained.
- the inorganic filler to be blended with the polyamide resin may be one selected from talc, calcium carbonate or clay, or a combination thereof.
- the average particle size of talc is preferably in the range of 0.5 to 10 ⁇ m, more preferably in the range of 2 to 5 ⁇ m.
- the average particle size is measured by particle size distribution measurement.
- the compounding amount of the inorganic filler is in the range of 10 to 50% by weight, preferably in the range of 20 to 40% by weight with respect to the polyamide resin.
- the polyamide resin and the fiber filler or the inorganic filler are blended in the above range and molded into a predetermined shape such as a seal ring by a molding means such as an injection molding machine. Then, dimple processing by laser irradiation is performed on the surface to form minute concave portions. In this way, a sliding member having a minute recess on the sliding surface is obtained.
- the maximum depth of the minute recess is preferably in the range of 5 to 50 ⁇ m in order to achieve low friction.
- the oil film between the sliding surface such as the cylinder inner surface can be kept good, and the mating material is not damaged.
- the laser medium used for laser irradiation may be any one that emits infrared light such as CO 2 or YAG, or one that emits ultraviolet light such as ArF, KrF, or XeCl, and the laser temperature is preferably about 1000 ° C.
- the glass fiber When glass fiber is blended in the conventional manner due to the heat of the laser, the glass fiber (glass melting point 700 ° C.) becomes a hard protrusion and damages the mating sliding surface. In such a case, such a protrusion does not occur, and therefore the mating sliding surface is not damaged.
- a technique Japanese Patent No. 3114874 for forming an oil sump (dimple) pattern by a hot press on a PTFE seal ring for reciprocation for a compressor is known.
- the concave portion of the dimple is fine, and there is a problem that the quality of the resin material containing a hard filler is deteriorated due to mold wear (the mold life is short).
- Example 1 Manufacture of test sample ⁇ Manufacture of test sample 1> Blending 85% by weight of “Nylon 66” (polyamide resin) and 15% by weight of carbon fiber (diameter: 10 ⁇ m, fiber length: 150 ⁇ m), and using an injection molding machine (Toshiba IS80-EPN), A moving member was formed. This is designated as test sample 1.
- test sample 2 Blending 85% by weight of “Nylon 66” (polyamide resin) and 15% by weight of aramid fibers (diameter: 10 ⁇ m, fiber length: 150 ⁇ m), and using an injection molding machine (Toshiba IS80-EPN), A moving member was formed. This is designated as test sample 2.
- test sample 3 “Nylon 66” (polyamide resin) 70% by weight and potassium titanate whisker (diameter: 0.5 ⁇ m, fiber length: 20 ⁇ m) 30% by weight are mixed and sealed using an injection molding machine (Toshiba IS80-EPN). A sliding member for the ring was formed. This is designated as test sample 3.
- test sample 4 Blending 60% by weight of “Nylon 66” (polyamide resin) and 40% by weight of talc (average particle size: 5 ⁇ m), and using an injection molding machine (Toshiba IS80-EPN) to form a sliding member for a seal ring did. This is designated as test sample 4.
- comparative test sample 1 70% by weight of “Nylon 66” (polyamide resin) manufactured by Toray Industries, Inc. and 30% by weight of glass fiber (diameter: 15 ⁇ m, fiber length: 150 ⁇ m) manufactured by Toray Industries, Inc. are used with an injection molding machine (Toshiba IS80-EPN). A sliding member for a seal ring was formed. This is designated as comparative test sample 1.
- the laser medium used was CO 2 and the temperature was 1000 ° C.
- Friction and wear characteristics Friction coefficient [-] and wear coefficient [10] under conditions of surface pressure: 0.5 MPa, peripheral speed: 0.2 m / s, time: 24 hr, mating material: S45C (Rz1.5) ⁇ 5 cm ⁇ s / (MPa ⁇ m ⁇ h)], and the results are shown in Table 1.
- test samples 1 to 3 the qualitative evaluation of the friction and wear characteristics is equal to or higher than that of the comparative material, the wear coefficient is low, and both the low friction wear characteristics are exhibited.
- Comparative test sample 1 does not use the blended material of the present invention, so that the evaluation of the other party's damage is poor, and it can be seen that the roughness of the other party after the evaluation of the other party's damage is very large.
Abstract
Description
1.試験サンプルの製造
<試験サンプル1の製造>
「ナイロン66」(ポリアミド樹脂)85重量%と、炭素繊維(直径;10μm、繊維長;150μm)15重量%を配合し、射出成形機(東芝 IS80-EPN)を用いて、シールリング用の摺動部材を形成した。これを試験サンプル1とする。
「ナイロン66」(ポリアミド樹脂)85重量%と、アラミド繊維(直径;10μm、繊維長;150μm)15重量%を配合し、射出成形機(東芝 IS80-EPN)を用いて、シールリング用の摺動部材を形成した。これを試験サンプル2とする。
「ナイロン66」(ポリアミド樹脂)70重量%と、チタン酸カリウムウイスカ(直径;0.5μm、繊維長;20μm)30重量%を配合し、射出成形機(東芝 IS80-EPN)を用いて、シールリング用の摺動部材を形成した。これを試験サンプル3とする。
「ナイロン66」(ポリアミド樹脂)60重量%と、タルク(平均粒径;5μm)40重量%を配合し、射出成形機(東芝 IS80-EPN)を用いて、シールリング用の摺動部材を形成した。これを試験サンプル4とする。
東レ社製「ナイロン66」(ポリアミド樹脂)70重量%と、東レ社製ガラス繊維(直径;15μm、繊維長;150μm)30重量%を配合し、射出成形機(東芝 IS80-EPN)を用いて、シールリング用の摺動部材を形成した。これを比較試験サンプル1とする。
上記の試験サンプル及び比較試験サンプルについて、以下の評価試験により、特性を評価した。
<測定方法>
荷重:100kgf、周速:100mm/s、時間:12min.、相手材:S45C(Ry0.3~0.5)の条件下で相手材粗さRyを求め、その結果を表1に示す。なお、Ryは、輪郭曲線の最大深さ(JIS B0601:1994)である。
<評価方法>
傷つき性評価後の相手材の粗さを表面粗さ計で測定し、試験前と試験後の差をみる。
○:相手材の粗さが評価前と同等
×:相手材の粗さが評価前より粗くなっている(Rz0.6以上になっている)
評価結果を表1に示す。なお、Rzは、十点平均粗さ(JIS B0601:1994)である。
電子顕微鏡写真によって表面状態を調べた。図1~5に、その電子顕微鏡写真を示す。その結果、試験サンプル1~4では突起のようなものが生じていないことがわかった。図5の比較試験サンプルでは、レーザーの熱によりガラス繊維が溶けて、ガラス球や盛り上がりが生じている。
面圧:0.5MPa、周速:0.2m/s、時間:24hr、相手材:S45C(Rz1.5)の条件下で、摩擦係数[-]と摩耗係数[10-5cm・s/(MPa・m・h)]を求め、その結果を表1に示す。
<評価基準>
○:比較材と同等レベル以上
×:比較材より摩耗係数が高い
評価結果を表1に示す。
ASTM D790に準拠し、曲げ強さ[MPa]、曲げ弾性率[GPa]を求め、その結果を表1に示す。
Claims (6)
- ポリアミド樹脂に、10~50重量%の炭素繊維、アラミド繊維又はウイスカから選ばれる繊維系充填材を配合し、レーザーによるディンプル加工により摺動面に微小な凹部を有することを特徴とする摺動部材。
- ポリアミド樹脂に、10~50重量%のタルク、クレー又は炭酸カルシウムから選ばれる無機系充填材を配合し、レーザーによるディンプル加工により摺動面に微小な凹部を有することを特徴とする摺動部材。
- 微小な凹部の最大深さが、5~50μmであることを特徴とする請求項1又は2記載の摺動部材。
- ポリアミド樹脂に、10~50重量%の炭素繊維、アラミド繊維又はウイスカから選ばれる繊維系充填材を配合し、レーザーによるディンプル加工により摺動面に微小な凹部を設けることを特徴とする摺動部材の製造方法。
- ポリアミド樹脂に、10~50重量%のタルク、クレー又は炭酸カルシウムから選ばれる無機系充填材を配合し、レーザーによるディンプル加工により摺動面に微小な凹部を設けることを特徴とする摺動部材の製造方法。
- 微小な凹部の最大深さが、5~50μmであることを特徴とする請求項4又は5記載の摺動部材の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201080007286.6A CN102317662B (zh) | 2009-02-10 | 2010-02-08 | 滑动构件及其制造方法 |
US13/148,339 US9551421B2 (en) | 2009-02-10 | 2010-02-08 | Sliding member and process for producing the same |
JP2010550504A JP5757087B2 (ja) | 2009-02-10 | 2010-02-08 | 摺動部材及びその製造方法 |
US15/370,852 US20170082200A1 (en) | 2009-02-10 | 2016-12-06 | Sliding Member and Process for Producing the Same |
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JP2009-028286 | 2009-02-10 | ||
JP2009028286 | 2009-02-10 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
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US13/148,339 A-371-Of-International US9551421B2 (en) | 2009-02-10 | 2010-02-08 | Sliding member and process for producing the same |
US15/370,852 Division US20170082200A1 (en) | 2009-02-10 | 2016-12-06 | Sliding Member and Process for Producing the Same |
Publications (1)
Publication Number | Publication Date |
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WO2010092921A1 true WO2010092921A1 (ja) | 2010-08-19 |
Family
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PCT/JP2010/051774 WO2010092921A1 (ja) | 2009-02-10 | 2010-02-08 | 摺動部材及びその製造方法 |
Country Status (4)
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US (2) | US9551421B2 (ja) |
JP (1) | JP5757087B2 (ja) |
CN (1) | CN102317662B (ja) |
WO (1) | WO2010092921A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015063647A (ja) * | 2013-09-26 | 2015-04-09 | ポリプラスチックス株式会社 | 摺動部材 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5903391B2 (ja) * | 2013-02-06 | 2016-04-13 | 大豊工業株式会社 | 摺動部材の製造方法 |
CN109563934A (zh) * | 2016-08-15 | 2019-04-02 | 伊格尔工业股份有限公司 | 滑动部件 |
DE102017112466A1 (de) * | 2017-06-07 | 2018-12-13 | Schaeffler Technologies AG & Co. KG | Verfahren zur Herstellung einer Gleitfläche |
JP6994194B2 (ja) * | 2017-11-30 | 2022-01-14 | 株式会社荏原製作所 | すべり軸受装置及びこれを備えたポンプ |
EP3739242A4 (en) | 2018-01-12 | 2021-10-13 | Eagle Industry Co., Ltd. | SLIDING ELEMENT |
WO2019151396A1 (ja) | 2018-02-01 | 2019-08-08 | イーグル工業株式会社 | 摺動部品 |
US11852244B2 (en) | 2019-02-04 | 2023-12-26 | Eagle Industry Co., Ltd. | Sliding component and method of manufacturing sliding member |
CN113330225B (zh) | 2019-02-04 | 2023-08-22 | 伊格尔工业股份有限公司 | 滑动部件 |
JP2020168761A (ja) * | 2019-04-01 | 2020-10-15 | 旭化成株式会社 | 摺動部材 |
KR20230025880A (ko) | 2020-07-06 | 2023-02-23 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
KR20230022986A (ko) | 2020-07-06 | 2023-02-16 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
Citations (3)
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JPH0542827U (ja) * | 1991-11-13 | 1993-06-11 | 金井 宏之 | ピストンリング用線材 |
JP2006152256A (ja) * | 2004-10-29 | 2006-06-15 | Kuraray Co Ltd | ポリアミド樹脂組成物およびそれからなる成形品 |
JP2008095721A (ja) * | 2006-10-06 | 2008-04-24 | Nissan Motor Co Ltd | 摺動部材 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN88211320U (zh) * | 1988-01-08 | 1988-12-28 | 吴树济 | 金属-膨胀石墨复合填料密封件 |
TW313618B (ja) * | 1995-06-14 | 1997-08-21 | Burckhardt Ag Maschf | |
DE10126460A1 (de) * | 2001-05-31 | 2003-02-06 | Ks Gleitlager Gmbh | Gleitlagerverbundwerkstoff mit einer metallischen Stützschicht |
JP5228303B2 (ja) * | 2006-01-24 | 2013-07-03 | 日産自動車株式会社 | 低摩擦摺動部材、その製造装置並びに製造方法 |
DE112007003017B4 (de) * | 2006-12-14 | 2015-09-17 | Nok Corporation | Abdichtvorrichtung und Verfahren zum Herstellen dieser Vorrichtung |
-
2010
- 2010-02-08 JP JP2010550504A patent/JP5757087B2/ja not_active Expired - Fee Related
- 2010-02-08 US US13/148,339 patent/US9551421B2/en active Active
- 2010-02-08 WO PCT/JP2010/051774 patent/WO2010092921A1/ja active Application Filing
- 2010-02-08 CN CN201080007286.6A patent/CN102317662B/zh not_active Expired - Fee Related
-
2016
- 2016-12-06 US US15/370,852 patent/US20170082200A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0542827U (ja) * | 1991-11-13 | 1993-06-11 | 金井 宏之 | ピストンリング用線材 |
JP2006152256A (ja) * | 2004-10-29 | 2006-06-15 | Kuraray Co Ltd | ポリアミド樹脂組成物およびそれからなる成形品 |
JP2008095721A (ja) * | 2006-10-06 | 2008-04-24 | Nissan Motor Co Ltd | 摺動部材 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015063647A (ja) * | 2013-09-26 | 2015-04-09 | ポリプラスチックス株式会社 | 摺動部材 |
Also Published As
Publication number | Publication date |
---|---|
US9551421B2 (en) | 2017-01-24 |
JPWO2010092921A1 (ja) | 2012-08-16 |
CN102317662B (zh) | 2014-10-15 |
JP5757087B2 (ja) | 2015-07-29 |
US20170082200A1 (en) | 2017-03-23 |
US20110305871A1 (en) | 2011-12-15 |
CN102317662A (zh) | 2012-01-11 |
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