JP3057463B2 - Resin molding for sliding parts - Google Patents
Resin molding for sliding partsInfo
- Publication number
- JP3057463B2 JP3057463B2 JP13443593A JP13443593A JP3057463B2 JP 3057463 B2 JP3057463 B2 JP 3057463B2 JP 13443593 A JP13443593 A JP 13443593A JP 13443593 A JP13443593 A JP 13443593A JP 3057463 B2 JP3057463 B2 JP 3057463B2
- Authority
- JP
- Japan
- Prior art keywords
- resin
- molded product
- resin molded
- sliding
- base material
- 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.)
- Expired - Fee Related
Links
Landscapes
- Sliding-Contact Bearings (AREA)
- Lubricants (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、たとえばクラッチレ
リーズ軸受の樹脂スリーブとして用いられ、かつアルミ
ニウムないしアルミニウム合金からなる相手部材と摺動
する摺動部用樹脂成形物に関する。BACKGROUND OF THE INVENTION This invention is for example used as the resin sleeve of the clutch release bearing, and an aluminum
Sliding with mating member made of aluminum or aluminum alloy
The present invention relates to a resin molded product for a sliding portion.
【０００２】[0002]
【従来の技術】従来、この種摺動部用樹脂成形物として
は、摺動性に優れかつ使用環境温度に適した融点を有す
る熱可塑性樹脂母材中に、機械的強度を改善する目的で
ガラス製強化繊維が分散添加されたものが知られてい
る。2. Description of the Related Art Conventionally, a resin molded product for a sliding portion of this type has excellent sliding properties and a melting point suitable for the operating temperature.
That the thermoplastic resin base material for the purpose of improving the mechanical strength
Glass fiber reinforcing fibers dispersedly added are known.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、従来の
摺動部用樹脂成形物では、この摺動部用樹脂成形物と組
み合わせて使用される相手部材がアルミニウムないしア
ルミニウム合金からなる場合、両者間の摺動性が十分で
はなく、両者の摺動面が著しく摩耗するという問題があ
った。[SUMMARY OF THE INVENTION However, in the conventional sliding part for a resin molded product, when made of mating members there aluminum or aluminum alloy is used in combination with the sliding portion for a resin molded product, between them Has a problem that the slidability is not sufficient and the sliding surfaces of the two are significantly worn.
【０００４】この発明の目的は、上記問題を解決した摺
動部用樹脂成形物を提供することにある。[0004] It is an object of the present invention to provide a resin molded product for a sliding portion which has solved the above-mentioned problems.
【０００５】[0005]
【課題を解決するための手段】この発明による摺動部用
樹脂成形物は、摺動性に優れかつ使用環境温度に適した
融点を有する熱可塑性樹脂母材中にガラス製強化繊維を
含んでおり、アルミニウムないしアルミニウム合金から
なる相手部材と摺動する摺動部用樹脂成形物において、
熱可塑性樹脂母材中に、摺動時の摩擦熱により溶融しう
る低分子量弗素樹脂が配合されているものである。SUMMARY OF THE INVENTION A resin molded product for a sliding part according to the present invention comprises a glass fiber reinforced fiber in a thermoplastic resin base material having excellent slidability and having a melting point suitable for a use environment temperature.
Contains, from aluminum or aluminum alloys
In a resin molding for a sliding portion that slides with a mating member,
The thermoplastic resin base material contains a low molecular weight fluororesin which can be melted by frictional heat during sliding.
【０００６】上記において、母材となる熱可塑性合成樹
脂としては、ポリアミド（ＰＡ）、ポリブチレンテレフ
タレート（ＰＢＴ）、ポリアセタール（ＰＯＭ）、芳香
族ポリアミド樹脂（芳香族ＰＡ）などが好適に用いられ
るが、必要に応じてさらに耐熱性の優れているポリフェ
ニレンサルファイド（ＰＰＳ）、ポリエーテルサルホン
（ＰＥＳ）、ポリエーテルエーテルケトン（ＰＥＥＫ）
なども用いられる。In the above, polyamide (PA), polybutylene terephthalate (PBT), polyacetal (POM), aromatic polyamide resin (aromatic PA) and the like are preferably used as the thermoplastic synthetic resin as a base material. Polyphenylene sulfide (PPS), polyether sulfone (PES), polyether ether ketone (PEEK), which is more excellent in heat resistance as required
Also used.
【０００７】ポリアミド樹脂としては、たとえばナイロ
ン６６が用いられる。As the polyamide resin, for example, nylon 66 is used.
【０００８】低分子量弗素樹脂としては、四弗化エチレ
ン樹脂（ＰＴＦＥ）、三弗化塩化エチレン樹脂（ＰＣＴ
ＦＥ）、弗化ビニリデン樹脂（ＰＶＤＦ）、ポリ弗化ビ
ニル樹脂（ＰＶＦ）、四弗化エチレン−六弗化プロピレ
ン共重合樹脂（ＦＥＰ）、四弗化エチレン−パーフロロ
アルキルビニルエーテル共重合樹脂（ＰＦＡ）、四弗化
エチレン−エチレン共重合樹脂（ＥＴＦＥ）、三弗化塩
化エチレン−エチレン共重合樹脂（ＥＣＴＦＥ）などが
用いられる。ここで、通常、弗素樹脂の平均分子量は
２．０×１０５ 〜３．０×１０５ 程度のものを示す
が、本発明の低分子量弗素樹脂とは平均分子量１．０×
１０３ 〜１．０×１０４ のものを示す。As the low molecular weight fluororesin, tetrafluoroethylene resin (PTFE), trifluorinated ethylene resin (PCT)
FE), vinylidene fluoride resin (PVDF), polyvinyl fluoride resin (PVF), ethylene tetrafluoride-hexafluoropropylene copolymer resin (FEP), ethylene tetrafluoride-perfluoroalkyl vinyl ether copolymer resin (PFA) ), Tetrafluoroethylene-ethylene copolymer resin (ETFE), ethylene trifluoride-ethylene copolymer resin (ECTFE) and the like. Here, usually, the average molecular weight of the fluororesin is about 2.0 × 10 5 to 3.0 × 10 5 , and the low molecular weight fluororesin of the present invention is 1.0 × 10 5 to 3.0 × 10 5.
10 3 to 1.0 × 10 4 are shown.
【０００９】そして、これらの低分子量弗素樹脂の中か
ら、摺動部用樹脂成形物の使用環境温度に適し、摺動時
の摩擦熱によって溶融しうるものが選ばれる。[0009] Among these low molecular weight fluororesins, those which are suitable for the ambient temperature of use of the resin molded product for the sliding portion and which can be melted by frictional heat during sliding are selected.
【００１０】また、母材中には、必要に応じてグラファ
イト粉末や、アラミド繊維などの摺動性に優れた充填剤
が添加されていてもよい。[0010] If necessary, a filler excellent in slidability such as graphite powder or aramid fiber may be added to the base material.
【００１１】母材の融点よりも低い融点を有しかつ摺動
時の摩擦熱により溶融しうる低分子量弗素樹脂の配合量
は２〜１７重量％とするのがよく、５〜１０重量％とす
るのが望ましい。低分子量弗素樹脂の量が２重量％未満
であると移着量が不足して効果的な弗素樹脂膜を形成で
きず、１７重量％を越えると樹脂成形物の強度が損なわ
れて摩耗が進行するおそれがあるからである。The compounding amount of the low molecular weight fluororesin having a melting point lower than the melting point of the base material and capable of melting by frictional heat during sliding is preferably 2 to 17% by weight, and 5 to 10% by weight. It is desirable to do. If the amount of the low molecular weight fluororesin is less than 2% by weight, the transfer amount is insufficient and an effective fluororesin film cannot be formed. If the amount exceeds 17% by weight, the strength of the resin molded article is impaired and wear proceeds. This is because there is a risk of doing so.
【００１２】樹脂成形物に添加されるガラス製強化繊維
の径は、補強効果および相手部材への攻撃性を考慮し
て、通常３〜１５μｍ、好ましくは６〜１０μｍ程度で
あり、その含有量は５〜３０重量％、好ましくは５〜１
５重量％である。The diameter of the glass reinforcing fiber added to the resin molded product is usually about 3 to 15 μm, preferably about 6 to 10 μm in consideration of the reinforcing effect and the aggressiveness to the mating member. Its content is 5 to 30% by weight, preferably 5 to 1%.
5% by weight.
【００１３】[0013]
【作用】摺動性に優れかつ使用環境温度に適した融点を
有する熱可塑性樹脂母材中にガラス製強化繊維を含んで
おり、アルミニウムないしアルミニウム合金からなる相
手部材と摺動する摺動部用樹脂成形物において、熱可塑
性樹脂母材中に、摺動時の摩擦熱により溶融しうる低分
子量弗素樹脂が配合されていると、この摺動部用樹脂成
形物と金属製部材とを相互に摺動させた場合、母材中に
配合された低分子量弗素樹脂が摩擦熱により溶融し、一
部が相手部材の表面に移着して弗素樹脂膜を形成する。[Function] A glass fiber-reinforced fiber is contained in a thermoplastic resin base material having excellent sliding properties and a melting point suitable for the operating temperature.
Phase consisting of aluminum or aluminum alloy
In a resin molding for a sliding portion that slides with a hand member, if a thermoplastic resin base material contains a low-molecular-weight fluororesin that can be melted by frictional heat during sliding, the resin for the sliding portion is used. When the molded product and the metal member are slid with each other, the low molecular weight fluororesin mixed in the base material is melted by frictional heat, and a part of the resin is transferred to the surface of the mating member to form a fluororesin film. Form.
【００１４】[0014]
【実施例】以下、この発明の実施例を、図面を参照して
比較例とともに説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below along with comparative examples with reference to the drawings.
【００１５】実施例１ この実施例は図１に示すものである。Embodiment 1 This embodiment is shown in FIG.
【００１６】図１はこの発明による摺動部用樹脂成形物
と、これと相互に摺動されるように組合わされて使用さ
れるアルミニウムないしアルミニウム合金製の相手部材
の一部分を拡大して示す。FIG. 1 is an enlarged view of a resin molded product for a sliding portion according to the present invention and a mating member made of aluminum or an aluminum alloy used in combination with the sliding portion. Shown.
【００１７】図１において、摺動部用樹脂成形物(1)
は、ナイロン６６からなる母材中に、低分子量ＰＴＦＥ
（デュポン社製：VYDAX-AR）が１０重量％配合されたも
のである。また、樹脂成形物(1)には強化ガラス繊維も
１３重量％添加されている。In FIG. 1, a resin molded product for a sliding portion (1)
Is a low-molecular-weight PTFE in a base material made of nylon 66.
(Dupont: VYDAX-AR) in an amount of 10% by weight. Further, 13% by weight of a reinforced glass fiber is added to the resin molded product (1).
【００１８】実施例２ この実施例による摺動部用樹脂成形物は、ナイロン４６
からなる母材中に、低分子量ＰＴＦＥ（デュポン社製：
VYDAX-AR）が１０重量％配合されたものである。また、
強化ガラス繊維も１３重量％添加されている。Example 2 A resin molding for a sliding portion according to this example is made of nylon 46.
A low molecular weight PTFE (manufactured by DuPont:
VYDAX-AR) was blended at 10% by weight. Also,
13% by weight of reinforced glass fiber is also added.
【００１９】比較例 ナイロン６６からなる母材中に、通常の分子量のＰＴＦ
Ｅ（喜多村社製：KTL-610 ）が１０重量％配合された樹
脂成形物である。また、樹脂成形物には強化ガラス繊維
も１３重量％添加されている。Comparative Example In a base material made of nylon 66, PTF having a normal molecular weight was added.
E (KTL-610, manufactured by Kitamura Corporation) is a resin molded product containing 10% by weight. Further, 13% by weight of reinforced glass fiber is added to the resin molded product.
【００２０】評価試験 上記実施例１および比較例の樹脂成形物の摩耗試験を、
鈴木式摩擦摩耗試験機を用いて行なった。試験条件は、
速度Ｖ＝６ｃｍ／ｓ、面圧力Ｐ＝２０ｋｇｆ／ｃ
ｍ２ 、試験距離Ｌ＝５ｋｍ、雰囲気；ドライ、相手
材；アルミニウム材である。Evaluation Test Abrasion tests of the resin molded products of Example 1 and Comparative Example were carried out.
The test was performed using a Suzuki friction and wear tester. The test conditions are
Speed V = 6cm / s, Surface pressure P = 20kgf / c
m 2 , test distance L = 5 km, atmosphere: dry, mating material: aluminum material.
【００２１】その結果を表１に示す。なお、表１には各
樹脂成形物の組成も示されている。Table 1 shows the results. Table 1 also shows the composition of each resin molded product.
【００２２】[0022]
【表１】 [Table 1]
【００２３】表１に示されるように、実施例１の樹脂成
形物は比較例の樹脂成形物に比べて摩耗特性が優れてい
ることが判る。その理由は、実施例１においては、樹脂
成形物(1)とアルミニウムないしアルミニウム合金製相
手部材(2)とが相互に摺動した場合、母材中に配合され
た低分子量ＰＴＦＥが摩擦熱により溶融し、図１に示す
ように、相手部材(2)の表面に付着して低分子量ＰＴＦ
Ｅ膜(3)を形成し、その結果樹脂成形物(1)と相手部材
(2)との摺動性が向上し、樹脂成形物(1)および相手部材
(2)の摺動面の著しい摩耗が防止されるからである。As shown in Table 1, it can be seen that the resin molded product of Example 1 has better wear characteristics than the resin molded product of Comparative Example. The reason is that in Example 1, the resin molded product (1) and the phase made of aluminum or aluminum alloy were used.
When the hand member (2) slides with each other, the low molecular weight PTFE blended in the base material is melted by frictional heat and adheres to the surface of the mating member (2) as shown in FIG. Molecular weight PTF
An E film (3) is formed, and as a result, the resin molding (1) and the mating member
The slidability with (2) is improved, and the resin molding (1) and the mating member
This is because remarkable wear of the sliding surface of (2) is prevented.
【００２４】[0024]
【発明の効果】この発明の摺動部用樹脂成形物によれ
ば、上述のように、摺動部用樹脂成形物とアルミニウム
ないしアルミニウム合金からなる相手部材とを相互に摺
動させた場合、母材中に配合された低分子量弗素樹脂が
摩擦熱により溶融し、相手部材の表面に付着して弗素樹
脂膜を形成する。したがって、樹脂成形物およびこれと
組み合わせて使用される相手部材の摺動面の著しい摩耗
が防止される。According to the resin molding for a sliding portion of the present invention, as described above, the resin molding for a sliding portion and aluminum are used.
When the mating member made of an aluminum alloy is slid with each other, the low molecular weight fluorine resin mixed in the base material is melted by frictional heat and adheres to the surface of the mating member to form a fluorine resin film. Therefore, remarkable wear of the sliding surface of the resin molded product and the mating member used in combination therewith is prevented.
【図１】摺動部用樹脂成形物と、これと相互に摺動され
るように組合わされて使用されるアルミニウムないしア
ルミニウム合金製相手部材の一部分を拡大して示す断面
図である。FIG. 1 shows a resin molded product for a sliding portion, and an aluminum or aluminum resin used in combination with the resin molded product for sliding.
It is sectional drawing which expands and shows a part of mating member made from a luminium alloy .
１ 摺動部用樹脂成形物２ 相手部材 1 resin molding for sliding part 2 mating member
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ Ｃ１０Ｎ 20:04 40:02 50:08 (58)調査した分野(Int.Cl.7，ＤＢ名) C10M 169/04 C10M 107/44 C10M 125/28 C10M 147/02 C10N 20:00 C10N 20:04 C10N 40:02 C10N 50:08 ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 7 identification code FI C10N 20:04 40:02 50:08 (58) Investigated field (Int.Cl. 7 , DB name) C10M 169/04 C10M 107 / 44 C10M 125/28 C10M 147/02 C10N 20:00 C10N 20:04 C10N 40:02 C10N 50:08
Claims (1)
融点を有する熱可塑性樹脂母材中にガラス製強化繊維を
含んでおり、アルミニウムないしアルミニウム合金から
なる相手部材と摺動する摺動部用樹脂成形物において、 熱 可塑性樹脂母材中に、摺動時の摩擦熱により溶融しう
る低分子量弗素樹脂が配合されている摺動部用樹脂成形
物。1. A glass fiber reinforced fiber is inserted into a thermoplastic resin base material having an excellent slidability and a melting point suitable for a use environment temperature.
Contains, from aluminum or aluminum alloys
Comprising the mating member and the sliding portion for a resin molded product to slide, the thermoplastic resin base material, a sliding portion for a resin molded product low molecular weight fluorine resin that can be melted is formulated by frictional heat during sliding .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13443593A JP3057463B2 (en) | 1993-06-04 | 1993-06-04 | Resin molding for sliding parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13443593A JP3057463B2 (en) | 1993-06-04 | 1993-06-04 | Resin molding for sliding parts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06346083A JPH06346083A (en) | 1994-12-20 |
| JP3057463B2 true JP3057463B2 (en) | 2000-06-26 |
Family
ID=15128308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13443593A Expired - Fee Related JP3057463B2 (en) | 1993-06-04 | 1993-06-04 | Resin molding for sliding parts |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3057463B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11644064B2 (en) | 2017-02-24 | 2023-05-09 | Vibracoustic Se | Bearing bush |
| DE102017113437B4 (en) * | 2017-06-19 | 2020-09-03 | Vibracoustic Gmbh | Bearing bush |
-
1993
- 1993-06-04 JP JP13443593A patent/JP3057463B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06346083A (en) | 1994-12-20 |
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