JPWO2014181562A1 - 摺動部材 - Google Patents
摺動部材 Download PDFInfo
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- JPWO2014181562A1 JPWO2014181562A1 JP2015515795A JP2015515795A JPWO2014181562A1 JP WO2014181562 A1 JPWO2014181562 A1 JP WO2014181562A1 JP 2015515795 A JP2015515795 A JP 2015515795A JP 2015515795 A JP2015515795 A JP 2015515795A JP WO2014181562 A1 JPWO2014181562 A1 JP WO2014181562A1
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- resin
- graphite
- sliding member
- bearing
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- 229920005989 resin Polymers 0.000 claims abstract description 36
- 239000011347 resin Substances 0.000 claims abstract description 36
- 239000007787 solid Substances 0.000 claims abstract description 34
- 239000000314 lubricant Substances 0.000 claims abstract description 33
- 239000011230 binding agent Substances 0.000 claims abstract description 19
- 238000005087 graphitization Methods 0.000 claims abstract description 19
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 10
- 239000000956 alloy Substances 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 42
- 229910002804 graphite Inorganic materials 0.000 claims description 41
- 239000010439 graphite Substances 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 25
- 239000002245 particle Substances 0.000 claims description 14
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims description 6
- -1 polyphenylene sulfite Polymers 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920002312 polyamide-imide Polymers 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 229920001721 polyimide Polymers 0.000 claims description 4
- 229930182556 Polyacetal Natural products 0.000 claims description 3
- 239000004962 Polyamide-imide Substances 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 229920006122 polyamide resin Polymers 0.000 claims description 3
- 229920006324 polyoxymethylene Polymers 0.000 claims description 3
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 2
- 229920002530 polyetherether ketone Polymers 0.000 claims description 2
- 239000009719 polyimide resin Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 43
- 238000012360 testing method Methods 0.000 description 22
- 239000010705 motor oil Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 14
- 239000002243 precursor Substances 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 239000001996 bearing alloy Substances 0.000 description 8
- 239000003085 diluting agent Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000003921 oil Substances 0.000 description 7
- 238000001035 drying Methods 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 3
- 229910052797 bismuth Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 229910052745 lead Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910003465 moissanite Inorganic materials 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910017083 AlN Inorganic materials 0.000 description 1
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 229910002796 Si–Al Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000573 anti-seizure effect Effects 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910000424 chromium(II) oxide Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009503 electrostatic coating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007649 pad printing Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000012791 sliding layer Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1095—Construction relative to lubrication with solids as lubricant, e.g. dry coatings, powder
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
- F16C33/122—Multilayer structures of sleeves, washers or liners
- F16C33/124—Details of overlays
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
- F16C33/122—Multilayer structures of sleeves, washers or liners
- F16C33/125—Details of bearing layers, i.e. the lining
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/20—Sliding surface consisting mainly of plastics
- F16C33/203—Multilayer structures, e.g. sleeves comprising a plastic lining
- F16C33/206—Multilayer structures, e.g. sleeves comprising a plastic lining with three layers
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/20—Sliding surface consisting mainly of plastics
- F16C33/208—Methods of manufacture, e.g. shaping, applying coatings
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2202/00—Solid materials defined by their properties
- F16C2202/50—Lubricating properties
- F16C2202/52—Graphite
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2204/00—Metallic materials; Alloys
- F16C2204/10—Alloys based on copper
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2204/00—Metallic materials; Alloys
- F16C2204/20—Alloys based on aluminium
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/02—Plastics; Synthetic resins, e.g. rubbers comprising fillers, fibres
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
- F16C2208/20—Thermoplastic resins
- F16C2208/58—Several materials as provided for in F16C2208/30 - F16C2208/54 mentioned as option
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
- F16C2240/48—Particle sizes
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
- F16C2240/60—Thickness, e.g. thickness of coatings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Sliding-Contact Bearings (AREA)
- Lubricants (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
図1は、一実施形態に係る主軸受11の構造を示す図である。主軸受11は摺動部材の一例であり、例えば、内燃機関のクランクシャフトとコネクティングロッド、またはクランクシャフトとエンジンブロックの間の軸受として用いられる。主軸受11は、2つの半割軸受13により構成される。2つの半割軸受13を接合すると円筒状の軸受が得られる。なお、図1においては、単一の半割軸受13のみを示している。
黒鉛化度=(3.440−d002)×100/0.086 …(1)
一実施形態に係る軸受の製造方法は、以下に示す工程を含む。
(a)固体潤滑剤(グラファイト)およびバインダー樹脂を含むオーバレイ前駆体を調製する工程
(b)軸受基材を成形する工程
(c)軸受基材上に、オーバレイ前駆体を塗布する工程
(d)オーバレイ前駆体を乾燥させる工程
(e)オーバレイ前駆体を焼成する工程
種々の条件で摺動部材の試験片を作製し、これらの試験片を評価した。評価項目としては、エンジン油との接触角、摩擦係数、起動トルクを用いた。
裏金としては1.2mmの鋼板(SPCC(JIS))を、ライニング層(軸受合金)としては厚さ0.3mmのアルミニウム系合金(Al−89.5%Sn−7.0%Si−2.0%Cu−1.O%Cr−0.5%)を用いた。これらを接合したバイメタルを基材とした。
ターゲット:Cu
フィルター:Ni
管電圧:30kV
時定数:1秒
走引速度:20/分
発散スリット:1°
受光スリット:0.3mm
エンジン油との接触角は、協和界面化学社製の自動接触角計DM−501を用いて以下の条件で行った。試験片に対して、エンジン油を1μL滴下し、25℃における滴下1分後の接触角をθ/2法により測定した。接触角は5回測定し、その相加平均を接触角として採用した。なお、エンジン油としては、EMGマーケテイング合同会社製のTFF MO SN OW-20 JWS3070Aを用いた。
摩擦係数の測定には平板形状の試験片と、ボールオンプレートタイプの試験機(大豊工業株式会社製、バウデン式付着すべり試験機)を用いた。相手材として直径8mmの高炭素クロム軸受鋼鋼材(SUJ2)球を用いた。相手材を試験片に荷重9.8Nで押し付け、試験片を往復運動させた。摩擦係数はロードセルにて検出した摩擦力から算出した。平均のすべり速度は3mm/秒、摺動幅9mmで、1ストローク中の平均値を摩擦係数とした。摺動回数は100往復、試験時間は800秒とし、終盤20回の摩擦係数の平均値で比較評価した。なお潤滑状態は無潤滑で行った。
起動トルクの測定には、神鋼造機製の回転荷重試験機を用いた。この試験機は、ハウジングに組み付けられた二組の試験軸受部とボールベアリングで軸と連結された荷重負荷用ハウジングで構成されており、相手軸はトルク計を介して駆動用のモーターに連結されている。試験部への給油はハウジングから軸受の油穴を通して行われる。潤滑油は、接触角の測定に用いたエンジン油と同じものを用いた。給油温度は30℃とした。運転パターンは、起動−停止とし、軸回転速度700rpmまでの加速(1.7m/s)と定速運転で10秒、減速と停止で10秒の1サイクル20秒とした。荷重は2000N(1.2MP a)を常時負荷した。サイクル数は180サイクル、試験時間は1時間とした。起動トルク測定では、起動時に発生するトルクピーク値を測定するが、試験初期はトルクのばらつきが大きいため、終盤20サイクルを対象にしてその測定値の平均値で比較評価した。
Claims (7)
- 所定の形状を有する合金で形成された合金層と、
前記合金層のうち相手部材と摺動する内周面においてオーバレイ層を形成するバインダー樹脂と、
前記オーバレイ層に固体潤滑剤として含まれ、グラファイト化度が90%以上のグラファイトと
を有する摺動部材。 - 前記グラファイトの平均粒径が3μm以下である
請求項1に記載の摺動部材。 - 前記オーバレイ層における前記グラファイトの含有量が30〜70体積%である
請求項1または2に記載の摺動部材。 - 前記オーバレイ層がさらに硬質物を含む
請求項1ないし3のいずれか一項に記載の摺動部材。 - 前記硬質物が、SiC、Al203、TiN、AIN、CrO2、Si3N4、ZrO2およびFe3Pのうち少なくとも1つを含む
請求項4に記載の摺動部材。 - 前記バインダー樹脂が、ポリアミドイミド樹脂、ポリアミド樹脂、ポリイミド樹脂、エポキシ樹脂、フェノール樹脂、ポリアセタール樹月旨、ポリエーテルエーテルケトン樹脂、ポリフェニレンサルファイト樹脂およびエポキシ樹脂のうち少なくとも1つを含む
請求項1ないし5のいずれか一項に記載の摺動部材。 - 前記固体潤滑剤がさらに、MoS2、ポリテトラフルオロエチレン、グラファイト化度90%未満のグラファイト、WS2、h−BNおよびSb203のうち少なくとも1つを含む
請求項1ないし6のいずれか一項に記載の摺動部材。
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JP2013099536 | 2013-05-09 | ||
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PCT/JP2014/053865 WO2014181562A1 (ja) | 2013-05-09 | 2014-02-19 | 摺動部材 |
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US (1) | US20160076587A1 (ja) |
EP (1) | EP2995827A4 (ja) |
JP (1) | JP6122488B2 (ja) |
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GB2521600A (en) * | 2013-12-18 | 2015-07-01 | Skf Ab | A building block for a mechanical construction |
DE102014220872A1 (de) * | 2014-10-15 | 2016-04-21 | Christof Diener | Ölanziehendes Lager mit oberflächenmodifiziertem Teil aus nichtrostendem Wälzlagerstahl |
JP2016098889A (ja) * | 2014-11-20 | 2016-05-30 | 大豊工業株式会社 | 摺動部材 |
JP2016114079A (ja) * | 2014-12-11 | 2016-06-23 | 大豊工業株式会社 | 半割軸受 |
JP6300843B2 (ja) * | 2016-02-15 | 2018-03-28 | 大同メタル工業株式会社 | 摺動部材 |
CN106321635B (zh) * | 2016-09-12 | 2019-02-01 | 中国科学院兰州化学物理研究所 | 发动机低摩擦轴瓦及其制备方法 |
JP6298132B1 (ja) * | 2016-09-23 | 2018-03-20 | 大同メタル工業株式会社 | 摺動部材 |
JP6653234B2 (ja) * | 2016-09-23 | 2020-02-26 | 大同メタル工業株式会社 | 摺動装置 |
JP6704832B2 (ja) * | 2016-10-25 | 2020-06-03 | 大同メタル工業株式会社 | 摺動装置 |
CN108610666B (zh) | 2016-12-09 | 2021-05-18 | 通用电气公司 | 高温干膜润滑剂 |
CN108061097A (zh) * | 2017-12-14 | 2018-05-22 | 昆山拓可机械有限公司 | 一种无铅滑动轴瓦及生产工艺 |
JP7075251B2 (ja) * | 2018-03-22 | 2022-05-25 | 大同メタル工業株式会社 | 摺動部材 |
JP7222690B2 (ja) | 2018-12-17 | 2023-02-15 | 大豊工業株式会社 | 摺動部材 |
GB2599119B (en) * | 2020-09-24 | 2023-02-01 | Mahle Int Gmbh | Bearing material with solid lubricant |
DE102023132295A1 (de) | 2022-11-29 | 2024-05-29 | Taiho Kogyo Co., Ltd. | Gleitelement und Gleitlager |
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- 2014-02-19 EP EP14795409.3A patent/EP2995827A4/en not_active Withdrawn
- 2014-02-19 CN CN201480025756.XA patent/CN105308339A/zh active Pending
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JP6122488B2 (ja) | 2017-04-26 |
EP2995827A4 (en) | 2017-02-15 |
EP2995827A1 (en) | 2016-03-16 |
CN105308339A (zh) | 2016-02-03 |
WO2014181562A1 (ja) | 2014-11-13 |
US20160076587A1 (en) | 2016-03-17 |
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