JPH044320A - Bearing - Google Patents
BearingInfo
- Publication number
- JPH044320A JPH044320A JP2105288A JP10528890A JPH044320A JP H044320 A JPH044320 A JP H044320A JP 2105288 A JP2105288 A JP 2105288A JP 10528890 A JP10528890 A JP 10528890A JP H044320 A JPH044320 A JP H044320A
- Authority
- JP
- Japan
- Prior art keywords
- resin
- bearing
- network structure
- group
- bearing according
- 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
- 239000011347 resin Substances 0.000 claims abstract description 23
- 229920005989 resin Polymers 0.000 claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 5
- 239000004677 Nylon Substances 0.000 claims abstract description 4
- 229920001778 nylon Polymers 0.000 claims abstract description 4
- 229920006122 polyamide resin Polymers 0.000 claims abstract description 4
- 229920001721 polyimide Polymers 0.000 claims abstract description 4
- 239000009719 polyimide resin Substances 0.000 claims abstract description 4
- 229910017150 AlTi Inorganic materials 0.000 claims abstract 2
- 239000000314 lubricant Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- -1 fluororesin Polymers 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 101100069231 Caenorhabditis elegans gkow-1 gene Proteins 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 229910052755 nonmetal Inorganic materials 0.000 claims 1
- 238000005245 sintering Methods 0.000 abstract description 3
- 229920003002 synthetic resin Polymers 0.000 abstract description 3
- 239000000057 synthetic resin Substances 0.000 abstract description 3
- 229910052802 copper Inorganic materials 0.000 abstract description 2
- 229910052719 titanium Inorganic materials 0.000 abstract description 2
- 238000004299 exfoliation Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052961 molybdenite Inorganic materials 0.000 description 2
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 2
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 2
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- 229920000914 Metallic fiber Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- XTKDAFGWCDAMPY-UHFFFAOYSA-N azaperone Chemical group C1=CC(F)=CC=C1C(=O)CCCN1CCN(C=2N=CC=CC=2)CC1 XTKDAFGWCDAMPY-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
- F16C33/28—Brasses; Bushes; Linings with embedded reinforcements shaped as frames or meshed materials
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は軸受に関する。[Detailed description of the invention] [Industrial application field] The present invention relates to bearings.
接触面が合成樹脂で作製された軸受は小型のものが製造
し易いため今日各方面で使用されている。Bearings whose contact surfaces are made of synthetic resin are used in various fields today because they are easy to manufacture in small sizes.
然しなから、その強度は必ずしも充分でなく、特に高温
、高負荷下で長時間使用すると剥離、破損し易いという
欠点があった。However, their strength is not necessarily sufficient, and they have the drawback of being susceptible to peeling and breakage, especially when used for long periods of time at high temperatures and under high loads.
本発明は叙上の問題点を解決するためなされたものであ
り、その目的とするところは熱的及び強度的に優れた合
成樹脂性の軸受を提供することにある。The present invention has been made to solve the above-mentioned problems, and its purpose is to provide a synthetic resin bearing that is excellent in terms of heat and strength.
上記の目的は、少なくとも一部に金属を含む二次元また
は三次元網状構造体に、液晶樹脂、ポリイミド樹脂、弗
素樹脂、ポリアミド樹脂、ナイロンから成る群の中から
選ばれた少なくとも一つの樹脂を含浸して成る軸受によ
って達成し得る。The above purpose is to impregnate a two-dimensional or three-dimensional network structure containing metal at least in part with at least one resin selected from the group consisting of liquid crystal resin, polyimide resin, fluororesin, polyamide resin, and nylon. This can be achieved with a bearing made of
必要に応じて、上記網状構造体を多層に重ね合わせ、樹
脂層を厚く形成して高強度化することも推奨される。If necessary, it is also recommended to stack the network structure in multiple layers to form a thick resin layer to increase the strength.
また、上記網状構造体の金属以外の繊維として、カーボ
ン繊維、ガラス繊維の少なくとも一方を混入することに
より強度及び耐熱性を更に向上させることができる。Moreover, the strength and heat resistance can be further improved by mixing at least one of carbon fiber and glass fiber as the non-metallic fiber of the network structure.
更にまた、上記樹脂中に、カーボングラファイト、ＢＮ
、、Ｗ２Ｓ、ＭｏＳ２、ＨＢＮがら成る群の中から選ば
れた少なくとも一つの固体潤滑材を混入し、軸受面の摩
擦係数を一層低下させることかできる。Furthermore, carbon graphite, BN
By mixing at least one solid lubricant selected from the group consisting of , W2S, MoS2, and HBN, the friction coefficient of the bearing surface can be further reduced.
上記の如き構成であると、樹脂中に埋め込まれた金属等
から成る網状構造体が一種の骨材とじての役割を果たす
ため、樹脂層を厚く形成でき、高温、高負荷下で使用し
ても剥離、破損等を生じることのない、耐久性に優れた
軸受を提供し得るものである。With the above structure, the network structure made of metal etc. embedded in the resin plays the role of a kind of aggregate, so the resin layer can be formed thickly and it can be used under high temperatures and high loads. It is also possible to provide a bearing with excellent durability that does not cause peeling, breakage, etc.
以下、本発明を図面を参照しっソ具体的に説明する。 Hereinafter, the present invention will be specifically explained with reference to the drawings.
第１図は本発明にか−るラジアル軸受の一実施例を示す
断面図、第２図は本発明にか＼るスラスト軸受の一実施
例を示す断面図である。FIG. 1 is a sectional view showing an embodiment of a radial bearing according to the invention, and FIG. 2 is a sectional view showing an embodiment of a thrust bearing according to the invention.
而して、第１図中、１は軸受基体、２は金属細線を含む
網状構造体、３は網状構造体２中に含浸させた樹脂層で
ある。In FIG. 1, 1 is a bearing base, 2 is a network structure containing fine metal wires, and 3 is a resin layer impregnated into the network structure 2.
網状構造体２は、例えば線径１０〜５０μｍ程度のＦｅ
、ＦｅＣｒＮｉ、Ｃｕ、Ｔｉ、ＡＡＴｉ、ＡｎＴｉｃｒ
等々の細線を密度２５〜６０％程度に焼結して得たもの
であり、そのボア内に液晶樹脂、ポリイミド樹脂、弗素
樹脂、ポリアミド樹脂、ナイロンから成る群の中から選
ばれた少なくとも一つの樹脂を含浸させることにより、
樹脂層３が形成されている。The network structure 2 is made of Fe having a wire diameter of about 10 to 50 μm, for example.
, FeCrNi, Cu, Ti, AATi, AnTicr
It is obtained by sintering thin wires such as the like to a density of about 25 to 60%, and at least one selected from the group consisting of liquid crystal resin, polyimide resin, fluororesin, polyamide resin, and nylon is contained in the bore. By impregnating with resin,
A resin layer 3 is formed.
上記網状構造体２を焼結する際に、カーボン繊維、ガラ
ス繊維等を同時焼結し、更には、カーボングラファイト
、ＢＮ、Ｗ２Ｓ、ＭｏＳ２、ＨＢＮ等の固体潤滑材を３
〜６０％程度同時焼結し、若しくはこれらの固体潤滑材
を樹脂中に混入させるようにしてもよい。固体潤滑材と
しては粒子径０．５μｍ以下の微粒子か極めて有効であ
る。When sintering the network structure 2, carbon fibers, glass fibers, etc. are simultaneously sintered, and solid lubricants such as carbon graphite, BN, W2S, MoS2, HBN, etc.
Approximately 60% of the solid lubricants may be simultaneously sintered or these solid lubricants may be mixed into the resin. As a solid lubricant, fine particles with a particle size of 0.5 μm or less are extremely effective.
上記の如く作製した一種のコンポジット材から成る軸受
は、強度が高く、低温から高温まで広い温度範囲で安定
して使用できた。The bearing made of a type of composite material produced as described above had high strength and could be stably used in a wide temperature range from low to high temperatures.
即ち、低速１ ｍｍ／ ｓ程度でその摩擦係数はμ０．
０８〜０．０９、摩耗量は１００ｍ当り０．２１ｍｍと
なり、高速３０００ｍｍ／ ｓ程度で摩擦係数はμ＝
０．０４〜０．０５、摩耗量は１００ｍ当り０．４２ｍ
ｍとなった。That is, at a low speed of about 1 mm/s, the friction coefficient is μ0.
08~0.09, the amount of wear is 0.21mm per 100m, and the coefficient of friction is μ= at high speed of about 3000mm/s.
0.04-0.05, wear amount is 0.42m per 100m
It became m.
上記と同様の軸受面を平坦に形成して、その面上を８ｍ
ｍの鋼球を２０ｋｇで加圧しなから滑らせる実験をした
。従来のイミド弗素系のものにおいて摩擦面より０．５
ｍｍの位置の温度は高速時に６７°Ｃとなったか、本発
明の軸受の場合４２°Ｃてあった。接触部分の温度は約
３倍の２００°Ｃ程度となっていることを考えると、本
発明の軸受面の優秀性か理解できる。A bearing surface similar to the above is formed flat, and 8 m above the surface is formed.
An experiment was conducted in which a steel ball of 20 kg was made to slide while being pressurized with 20 kg. 0.5 compared to the friction surface of conventional imide-fluorine type
The temperature at the mm position was 67°C at high speed, or 42°C in the case of the bearing of the present invention. Considering that the temperature of the contact area is about 200°C, which is about three times as high, it is easy to understand the superiority of the bearing surface of the present invention.
第２図は、本発明にか−るスラスト軸受を示しており、
図中、■は軸受基体、２は金属細線を含む網状構造体、
３は網状構造体２中に含浸させた樹脂層、４は回転軸で
ある。FIG. 2 shows a thrust bearing according to the present invention,
In the figure, ■ is a bearing base, 2 is a network structure containing thin metal wires,
3 is a resin layer impregnated into the network structure 2, and 4 is a rotating shaft.
この場合も前記実施例と同様に、摩擦係数、耐熱性、強
度等、いずれも従来品に比べて向上していることが確認
された。In this case as well, it was confirmed that the coefficient of friction, heat resistance, strength, etc. were all improved compared to the conventional products, as in the above examples.
なお、網状構造体２を多層構造として、樹脂層の厚さを
増大させ、或いは一層高強度化することも可能である。Note that it is also possible to make the network structure 2 a multilayer structure to increase the thickness of the resin layer or to further increase the strength.
本発明は板上の如く構成されるから、本発明によるとき
は、高温、高負荷下で使用しても剥離、破損等を生じる
ことのない、耐久性に優れた軸受を提供し得るものであ
る。Since the present invention is constructed like a plate, it is possible to provide a bearing with excellent durability that does not cause peeling or damage even when used at high temperatures and under high loads. be.
なお、本発明は板上の実施例に限定されるものでなく、
上記の説明から当業者か容易に想到し得るすべての変更
実施例を包摂するものである。Note that the present invention is not limited to the embodiments on the board,
It is intended to encompass all modifications and variations that may readily occur to those skilled in the art from the above description.
第１図は本発明にか〜るラジアル軸受の一実施例を示す
断面図、第２図は本発明にか＼るスラスト軸受の一実施
例を示す断面図である。
ｉ −−−−−−−一・・−・−軸受基体２−一−−−
−−−−−−−−−−−−−−−−−−−−−−−一網
状構造体３−−−−−−−−−・・・−一一一−−−−
−−−−−樹脂層４−・−・・−・・−・−−一一一−
−−−−−−−−回転軸特許出願人 株式会社アイ・エ
ヌ・アール研究所代理人 （７５２４）最上正大部
１−−−−−−−一軸受基体
２−−−−−−−一網状構造体
３−−−−−−−一樹脂層FIG. 1 is a sectional view showing an embodiment of a radial bearing according to the invention, and FIG. 2 is a sectional view showing an embodiment of a thrust bearing according to the invention. i ----------1...--Bearing base 2---
−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−
−−−−Resin layer 4−・−・・−・・−・−−111−
-----------Rotating shaft patent applicant Representative of INR Research Institute Co., Ltd. (7524) Mogami Seidai section 1 -------- One bearing base 2 -------- One Network structure 3---------One resin layer
Claims (1)
状構造体に、液晶樹脂、ポリイミド樹脂、弗素樹脂、ポ
リアミド樹脂、ナイロンから成る群の中から選ばれた少
なくとも一つの樹脂を含浸して成る軸受。 ２）上記網状構造体が、Ｆｅ、ＦｅＣｒＮｉ、Ｃｕ、Ｔ
ｉ、ＡｌＴｉ、ＡｌＴｉＣｒから成る群の中から選ばれ
た少なくとも一つの金属細線の焼結体である請求項１に
記載の軸受。 ３）上記網状構造体を多層に重ね合わせた請求項１に記
載の軸受。 ４）上記網状構造体の金属以外の繊維として、カーボン
繊維、ガラス繊維の少なくとも一方を混入した請求項１
に記載の軸受。 ５）上記樹脂中に、カーボングラファイト、ＢＮ、Ｗ＿
２Ｓ、ＭｏＳ＿２、ＨＢＮから成る群の中から選ばれた
少なくとも一つの固体潤滑材を混入した請求項１に記載
の軸受。 ６）上記固体潤滑材の粒子径が０．５μｍ以下である請
求項５に記載の軸受。[Scope of Claims] 1) At least one member selected from the group consisting of liquid crystal resin, polyimide resin, fluororesin, polyamide resin, and nylon is added to the two-dimensional or three-dimensional network structure containing metal at least in part. Bearings impregnated with resin. 2) The network structure is made of Fe, FeCrNi, Cu, T
2. The bearing according to claim 1, wherein the bearing is a sintered body of at least one thin metal wire selected from the group consisting of AlTi, AlTiCr, and AlTiCr. 3) The bearing according to claim 1, wherein the network structure is stacked in multiple layers. 4) Claim 1, wherein at least one of carbon fiber and glass fiber is mixed as the non-metal fiber of the network structure.
Bearings described in . 5) In the above resin, carbon graphite, BN, W_
2. The bearing according to claim 1, further comprising at least one solid lubricant selected from the group consisting of 2S, MoS_2, and HBN. 6) The bearing according to claim 5, wherein the solid lubricant has a particle size of 0.5 μm or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2105288A JPH044320A (en) | 1990-04-23 | 1990-04-23 | Bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2105288A JPH044320A (en) | 1990-04-23 | 1990-04-23 | Bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH044320A true JPH044320A (en) | 1992-01-08 |
Family
ID=14403496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2105288A Pending JPH044320A (en) | 1990-04-23 | 1990-04-23 | Bearing |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044320A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06200928A (en) * | 1992-11-05 | 1994-07-19 | Imi Marston Ltd | Plain bearing |
| JPH07144082A (en) * | 1993-11-22 | 1995-06-06 | Hirose Mfg Co Ltd | Fully rotary bobbin |
| JP2007263237A (en) * | 2006-03-28 | 2007-10-11 | Shin Caterpillar Mitsubishi Ltd | Pin joint portion structure |
| US20140140647A1 (en) * | 2012-11-20 | 2014-05-22 | Federal-Mogul Corporation | High strength low friction engineered material for bearings and other applications |
-
1990
- 1990-04-23 JP JP2105288A patent/JPH044320A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06200928A (en) * | 1992-11-05 | 1994-07-19 | Imi Marston Ltd | Plain bearing |
| JPH07144082A (en) * | 1993-11-22 | 1995-06-06 | Hirose Mfg Co Ltd | Fully rotary bobbin |
| JP2007263237A (en) * | 2006-03-28 | 2007-10-11 | Shin Caterpillar Mitsubishi Ltd | Pin joint portion structure |
| JP4605067B2 (en) * | 2006-03-28 | 2011-01-05 | キャタピラージャパン株式会社 | Pin joint structure |
| US20140140647A1 (en) * | 2012-11-20 | 2014-05-22 | Federal-Mogul Corporation | High strength low friction engineered material for bearings and other applications |
| US9366290B2 (en) * | 2012-11-20 | 2016-06-14 | Federal-Mogul Corporation | High strength low friction engineered material for bearings and other applications |
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