JP3028183B2 - Manufacturing method of rotating mechanism - Google Patents
Manufacturing method of rotating mechanismInfo
- Publication number
- JP3028183B2 JP3028183B2 JP6277258A JP27725894A JP3028183B2 JP 3028183 B2 JP3028183 B2 JP 3028183B2 JP 6277258 A JP6277258 A JP 6277258A JP 27725894 A JP27725894 A JP 27725894A JP 3028183 B2 JP3028183 B2 JP 3028183B2
- Authority
- JP
- Japan
- Prior art keywords
- rotating plate
- rotating
- plate
- resistant
- manufacturing
- 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
- Seats For Vehicles (AREA)
- Chairs Characterized By Structure (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、回転機構の製造方法に
関し、更に詳細に説明すると、車両用シートにおけるシ
ート本体等の可動部材を車室床面等の固定部材上で回転
調整可能に支持するための回転機構として用いて好適な
インナー側回転板と、該インナー側回転板の外周縁に回
転自在に嵌合されるアウター側回転板とを備える回転機
構の製造方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a rotating mechanism, and more particularly, to a movable member such as a seat body of a vehicle seat, which is rotatably supported on a fixed member such as a vehicle floor. The present invention relates to a method of manufacturing a rotation mechanism including an inner rotation plate suitable for use as a rotation mechanism for performing the rotation, and an outer rotation plate rotatably fitted to an outer peripheral edge of the inner rotation plate.
【０００２】[0002]
【従来の技術】従来から車両用シートにおいて、シート
の向きを着座者の好みや要求に応じて変更調節し得るよ
うな構成を採用した回転シートが知られている。即ち、
この種の回転シートとしては、面擦り合わせ式やシャフ
トアップ回転式等による回転機構を、シート本体の下方
で車室床面との間に介在させて設けてなる構造のものが
従来から種々提案されている。2. Description of the Related Art Conventionally, there has been known a rotary seat in a vehicle seat which employs a structure in which the orientation of the seat can be changed and adjusted according to the preference and demand of a seated person. That is,
Conventionally, as this kind of rotating seat, there have been various proposals of a structure in which a rotating mechanism such as a face-to-face type or a shaft-up rotating type is provided between a floor of a passenger compartment and a lower part of a seat body. Have been.
【０００３】例えば実開昭６３−８３０５８号公報に
は、シート本体を支持する上部ベースと車室床面上に載
置される下部ベースを備え、夫々の円形開口周縁部を面
擦り合わせによって摺動回転自在な状態で積層して組合
わせることにより、上部ベースを下部ベース上で相対的
に回動可能に支持し得る回転調整機構となる回転ユニッ
トを備えた回転シートが開示されている。For example, Japanese Utility Model Laid-Open Publication No. 63-83058 discloses an upper base for supporting a seat body and a lower base mounted on the floor of a passenger compartment. A rotating seat including a rotating unit serving as a rotation adjusting mechanism capable of supporting an upper base so as to be relatively rotatable on a lower base by laminating and assembling in a freely rotatable state is disclosed.
【０００４】また、図６に示す従来例における回転機構
１は、シート本体２を支持する上部ベース３と、車室床
面上に載置される脚部５に固定された下部ベース６とを
備え、且つ上部ベース３と下部ベース６との間にボール
やローラ等のベアリング７を挿入している。[0006] The rotating mechanism 1 in the conventional example shown in FIG. 6 includes an upper base 3 for supporting a seat body 2 and a lower base 6 fixed to a leg 5 placed on the floor of a passenger compartment. A bearing 7 such as a ball or a roller is inserted between the upper base 3 and the lower base 6.
【０００５】そして、このような回転機構１によれば、
係止手段を外部から操作することで、上部ベース３を下
部ベース６に対し面擦り合わせによって相対的に回動調
整し、且つ係止手段によって所定個所で係止すること
で、上部ベース３上に載置される可動部材であるシート
本体２の向きを、下部ベース６が設けられる固定部材で
ある車室床面上の脚部５上で任意の方向に回動調整し得
るものである。According to such a rotating mechanism 1,
By operating the locking means from the outside, the upper base 3 is relatively rotated and adjusted by rubbing the surface with the lower base 6 and locked at a predetermined position by the locking means, so that the upper base 3 The orientation of the seat body 2, which is a movable member mounted on the floor, can be adjusted in any direction on the leg 5 on the floor of the vehicle compartment, which is a fixed member on which the lower base 6 is provided.
【０００６】また、図７に示す回転機構１１は、シート
本体２を支持するインナー側回転板１３と、車室床面上
に載置される脚部５に固定されたアウター側回転板１６
とを備え、インナー側回転板１３の外周縁にアウター側
回転板１６がボールやローラ等のベアリング１７を介し
て嵌合されているものである。The rotating mechanism 11 shown in FIG. 7 includes an inner rotating plate 13 for supporting the seat body 2 and an outer rotating plate 16 fixed to the legs 5 mounted on the floor of the passenger compartment.
The outer rotating plate 16 is fitted to the outer peripheral edge of the inner rotating plate 13 via a bearing 17 such as a ball or a roller.
【０００７】[0007]
【発明が解決しようとする課題】従来の回転シートにお
ける回転機構１では、上部ベース３及び下部ベース６
を、上下方向から組合わせることによって摺動可能に支
持しており、この回転機構１自体が特に上下方向におい
て大型化するばかりでなく、これら両ベース３，６を面
擦り合わせ状態で組合わせるための押付けまたは組付け
手段が必要であった。また、両ベース３，６をこじれ等
を生じない状態で一体的に組立て、且つ摺動自在な状態
とすることが必要で、加工性、組立性を始め、動作上で
の信頼性や摺動部分等での耐久性等と言った面で問題を
持つものであった。In the conventional rotary mechanism 1 for a rotary seat, the upper base 3 and the lower base 6
Are slidably supported by being combined from above and below, so that not only the rotating mechanism 1 itself is particularly large in the up and down direction, but also these two bases 3 and 6 are combined in a face-to-face state. Pressing or assembling means was required. In addition, it is necessary to assemble the two bases 3 and 6 integrally without causing any twisting or the like and to make the bases slidable. There was a problem in terms of durability and the like in parts and the like.
【０００８】更に、上述した従来の回転機構１１によれ
ば、インナー側回転板１３とアウター側回転板１６との
間にボールやローラ等のベアリング１７を挿入してお
り、このベアリング１７の組立等に時間がかかり、また
部品点数が増大しコストダウンを図ることができないも
のであった。Further, according to the above-described conventional rotating mechanism 11, a bearing 17 such as a ball or a roller is inserted between the inner rotating plate 13 and the outer rotating plate 16, and the bearing 17 is assembled. It takes much time, and the number of parts increases, so that cost reduction cannot be achieved.
【０００９】特に、上述した回転シート等の回転機構
１，１１を構成するにあたっては、該回転機構１，１１
の上部または下部に、シート本体２を前後動させるため
のシートスライド機構をも介在させることが必要で、こ
のような回転機構１，１１を、可能な限り簡易型構造
で、しかも薄型化や小型化を図って構成し、更に加工
性、組立性は勿論、動作上での信頼性や強度を向上させ
る必要がある。In particular, when configuring the above-described rotating mechanisms 1 and 11 such as rotating sheets, the rotating mechanisms 1 and 11
It is necessary to interpose a seat slide mechanism for moving the seat body 2 back and forth in the upper or lower part of the rotary member. It is necessary to improve the reliability and strength in operation as well as the workability and assemblability.
【００１０】本発明の目的は、相対的に回転可能な状態
で連結される二部材間に介在される回転機構として、必
要最小限の構成部品点数による簡易型構造で、加工性、
組立性、更にはコスト面で優れ、しかも二部材間で生じ
る剥離方向での作用力に対しても充分な強度を発揮する
ことが可能で、更に全体の小型化、コンパクト化、薄型
化、軽量化等を達成し得る回転機構の製造方法を提供す
るものである。An object of the present invention is to provide a rotating mechanism interposed between two members which are connected in a relatively rotatable state, with a simple structure having a minimum required number of components, and with a workability,
It is excellent in terms of assemblability and cost, and can exert sufficient strength against the acting force in the peeling direction generated between two members, and is further downsized, compact, thin, and lightweight. It is an object of the present invention to provide a method of manufacturing a rotating mechanism capable of achieving the structure.
【００１１】[0011]
【課題を解決するための手段】本発明は上述せる課題に
鑑みてなされたもので、請求項１に記載の回転機構の製
造方法は、相対的に回転自在に組合わされるインナー側
回転板と、該インナー側回転板の外周縁に嵌合されるア
ウター側回転板とを備える回転機構の製造方法におい
て、前記インナー側回転板またはアウター側回転板の何
れか一方の回転板を予め形成し、該一方の回転板を注入
成形型内に配置し、該一方の回転板を注入成形型内に配
置する際に、または配置後に、一方の回転板の他方の回
転板と面接触する部分に耐熱性または耐摩耗性材料を塗
布し、前記一方の回転板の溶融温度より低い溶融温度で
溶融する成形材料を前記注入成形型内に注入し、前記一
方の回転板と嵌合状態の他方の回転板を成形することを
特徴とする。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and a method of manufacturing a rotating mechanism according to the first aspect of the present invention includes an inner rotating plate which is relatively rotatably combined with an inner rotating plate. In a method of manufacturing a rotating mechanism including an outer rotating plate fitted to an outer peripheral edge of the inner rotating plate, any one of the inner rotating plate and the outer rotating plate is formed in advance, When the one rotating plate is placed in the casting mold, and when the one rotating plate is placed in or after the casting, heat is applied to a portion of one rotating plate that comes into surface contact with the other rotating plate. Or a wear-resistant material is applied, and a molding material that is melted at a melting temperature lower than the melting temperature of the one rotating plate is injected into the casting mold, and the other rotating plate is fitted with the one rotating plate. It is characterized by forming a plate.
【００１２】本発明の請求項２に記載の回転機構の製造
方法は、前記注入成形型内に配置する一方の回転板がア
ウター側回転板であり、注入成形される他方の回転板が
インナー側回転板であることを特徴とする。According to a second aspect of the present invention, in the method of manufacturing a rotating mechanism, one of the rotating plates disposed in the casting mold is an outer rotating plate, and the other rotating plate to be cast is an inner rotating plate. It is a rotating plate.
【００１３】本発明の請求項３に記載の回転機構の製造
方法は、前記注入成形型内に配置する一方の回転板が金
属材料または合成樹脂材料からなり、注入成形される他
方の回転板が一方の回転板の溶融温度より低い金属材料
または合成樹脂材料からなることを特徴とする。According to a third aspect of the present invention, in the method of manufacturing a rotating mechanism, one of the rotating plates disposed in the injection molding die is made of a metal material or a synthetic resin material, and the other rotating plate to be injection molded is formed of a metal. It is characterized by being made of a metal material or a synthetic resin material lower than the melting temperature of one of the rotating plates.
【００１４】本発明の請求項４に記載の回転機構の製造
方法は、前記一方の回転板に塗布される耐熱性または耐
摩耗性材料が耐熱，耐摩耗性セラミック、または耐熱性
グリース、または二硫化モリブデンの何れか、またはこ
れらの組合わせであることを特徴とする。According to a fourth aspect of the present invention, in the method of manufacturing a rotating mechanism, the heat-resistant or abrasion-resistant material applied to the one rotating plate may be a heat-resistant, abrasion-resistant ceramic, or a heat-resistant grease, or It is characterized by being any of molybdenum sulfide or a combination thereof.
【００１５】[0015]
【作用】本発明の請求項１に記載の回転機構の製造方法
によれば、インナー側回転板またはアウター側回転板の
何れか一方の回転板を予め形成し、該一方の回転板を注
入成形型内に配置し、該一方の回転板を注入成形型内に
配置する際に、または配置後に、一方の回転板の他方の
回転板と面接触する部分に耐熱性または耐摩耗性材料を
塗布し、前記一方の回転板の溶融温度より低い溶融温度
で溶融する成形材料を前記注入成形型内に注入し、前記
一方の回転板と嵌合状態の他方の回転板を成形している
ので、他方の回転板の成形時に予め注入成形型内に配置
された一方の回転板が溶融する虞れがなく、またインナ
ー側回転板とアウター側回転板とを嵌合させる作業が不
要で、相対的に回転自在に連結した状態を得ることがで
き、しかも一方の回転板と他方の回転板と面接触する部
分に耐熱性または耐摩耗性材料が予め塗布された状態を
得ることができ、無給油滑り面を形成することができ
る。According to the method of manufacturing a rotating mechanism according to the first aspect of the present invention, one of the inner rotating plate and the outer rotating plate is formed in advance, and the one rotating plate is formed by injection molding. A heat-resistant or abrasion-resistant material is applied to a portion of one rotating plate that comes into surface contact with the other rotating plate when or after the one rotating plate is placed in the injection molding die. Since the molding material that melts at a melting temperature lower than the melting temperature of the one rotating plate is injected into the casting mold, and the other rotating plate fitted with the one rotating plate is molded. When forming the other rotating plate, there is no possibility that one of the rotating plates previously arranged in the injection mold is melted, and the operation of fitting the inner rotating plate and the outer rotating plate is unnecessary. To obtain a state of being rotatably connected to The rolling plate and the other rotating plate and the surface contacting portion can be heat or wear resistant material to obtain a pre-applied state, it is possible to form the oil-free sliding surfaces.
【００１６】また、本発明の請求項２に記載の回転機構
の製造方法によれば、注入成形型内に配置する一方の回
転板がアウター側回転板であり、注入成形される他方の
回転板がインナー側回転板であるので、インナー側回転
板の注入成形後にインナー側回転板が熱収縮し、アウタ
ー側回転板との間に適宜の間隔を形成することができ、
円滑な回転機能を得ることができる。Further, according to the method of manufacturing a rotating mechanism according to the second aspect of the present invention, one of the rotating plates disposed in the casting mold is an outer rotating plate, and the other rotating plate to be formed by casting. Is an inner rotating plate, so that the inner rotating plate thermally shrinks after injection molding of the inner rotating plate, and an appropriate interval can be formed between the inner rotating plate and the outer rotating plate.
A smooth rotation function can be obtained.
【００１７】また、本発明の請求項３に記載の回転機構
の製造方法によれば、注入成形型内に配置する一方の回
転板が金属材料または合成樹脂材料からなり、注入成形
される他方の回転板が一方の回転板の溶融温度より低い
金属材料または合成樹脂材料からなるので、他方の回転
板の成形時に予め注入成形型内に配置された一方の回転
板が溶融する虞れがなく、種々の組合わせの金属材料及
び合成樹脂材料を用いることができる。According to the method of manufacturing a rotating mechanism according to the third aspect of the present invention, one of the rotating plates disposed in the casting mold is made of a metal material or a synthetic resin material, and the other rotating plate is formed by casting. Since the rotating plate is made of a metal material or a synthetic resin material that is lower than the melting temperature of one rotating plate, there is no danger that one rotating plate previously arranged in the injection mold during the molding of the other rotating plate will melt. Various combinations of metal and synthetic resin materials can be used.
【００１８】また、本発明の請求項４に記載の回転機構
の製造方法によれば、一方の回転板に塗布される耐熱性
または耐摩耗性材料が耐熱，耐摩耗性セラミック、また
は耐熱性グリース、または二硫化モリブデンの何れか、
またはこれらの組合わせよりなるので、一方の回転板と
他方の回転板とが面接触する部分に無給油滑り面を形成
することができる。According to the method of manufacturing a rotating mechanism according to the fourth aspect of the present invention, the heat-resistant or wear-resistant material applied to one of the rotary plates is made of heat-resistant, wear-resistant ceramic, or heat-resistant grease. , Or any of molybdenum disulfide,
Alternatively, because of a combination of these, an oil-free sliding surface can be formed at a portion where one rotating plate and the other rotating plate are in surface contact.
【００１９】[0019]
【実施例】以下、本発明に係る回転機構の製造方法を図
面を参照して詳述する。図１及び図２は本発明に係る回
転機構の製造方法の一実施例を示し、これらの図におい
て、本実施例では、この回転機構３１を、図５に示した
電車等に載置されるベンチタイプの車両用回転シート２
１を回転調整可能に支持する回転機構として用いた場合
を説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A method for manufacturing a rotary mechanism according to the present invention will be described below in detail with reference to the drawings. 1 and 2 show one embodiment of a method for manufacturing a rotating mechanism according to the present invention. In these figures, in this embodiment, the rotating mechanism 31 is mounted on a train or the like shown in FIG. Bench-type rotating seat 2 for vehicles
A case in which 1 is used as a rotation mechanism that supports rotation adjustment will be described.
【００２０】即ち、このベンチタイプの車両用回転シー
ト２１は、図５から明らかなように、シートクッション
２２及びその後端側に立設されるシートバック２３を備
えている。尚、このシートバック２３は、シートクッシ
ョン２２に対し傾動調整可能に支持するリクライニング
機構（図示せず）等を備えている。That is, as shown in FIG. 5, the bench-type rotating seat 21 for a vehicle includes a seat cushion 22 and a seat back 23 erected on the rear end side. The seat back 23 includes a reclining mechanism (not shown) that supports the seat cushion 22 so as to be adjustable in tilt.
【００２１】回転式シート２１は車室床面２５上に脚部
２４で片持ち支持されたベースプレート２４ａに取付け
られている。このベースプレート２４ａに回転機構３１
が取付けられ、前記回転シート２１が、その向きを任意
に調整し得るように回転自在に連結支持されている。The rotatable seat 21 is attached to a base plate 24a which is cantilevered by legs 24 on a vehicle floor 25. The rotation mechanism 31 is attached to the base plate 24a.
The rotatable sheet 21 is rotatably connected and supported so that its direction can be adjusted as desired.
【００２２】図３（ａ），（ｂ）には、本発明の製造方
法により製造された回転機構３１に駆動モーターを取付
けた構成が示されている。回転機構３１は、同軸上で相
対的に回転自在な状態に組合わされるドーナツ状のイン
ナー側回転板３３と、このインナー側回転板３３の外周
縁に嵌合されるアウター側回転板３５とを備えている。FIGS. 3A and 3B show a configuration in which a drive motor is attached to a rotating mechanism 31 manufactured by the manufacturing method of the present invention. The rotating mechanism 31 includes a donut-shaped inner rotating plate 33 that is coaxially and relatively rotatably combined, and an outer rotating plate 35 that is fitted to the outer peripheral edge of the inner rotating plate 33. Have.
【００２３】前記インナー側回転板３３は本実施例では
脚部側である固定側に形成され、またアウター側回転板
３５にはシートクッション２２が取付けられる。前記イ
ンナー側回転板３３にはモーターブラケット４１が固着
され、このモーターブラケット４１に駆動モーター４３
が取付けられている。In this embodiment, the inner rotating plate 33 is formed on the fixed side, which is the leg side, and the seat cushion 22 is attached to the outer rotating plate 35. A motor bracket 41 is fixed to the inner rotating plate 33, and a driving motor 43 is attached to the motor bracket 41.
Is installed.
【００２４】前記アウター側回転板３５の外周縁にはア
ウターギア４５が取付けられ、このアウターギア４５に
前記駆動モーター４３の駆動軸４３ａが噛合している。
アウター側回転板３５にはシートクッション２２の固定
用ねじ孔３５ｂ、及びアウターギア４５の固定用ねじ孔
３５ｂが形成されている。このねじ孔３５ｂにシートク
ッション２２、及びアウターギア４５を固着するねじ４
７が挿通されている。尚、図中３３ｂは脚部２４のベー
スプレート２４ａへの固定用ねじ孔である。An outer gear 45 is attached to an outer peripheral edge of the outer rotating plate 35, and a drive shaft 43a of the drive motor 43 meshes with the outer gear 45.
A screw hole 35b for fixing the seat cushion 22 and a screw hole 35b for fixing the outer gear 45 are formed in the outer rotating plate 35. A screw 4 for fixing the seat cushion 22 and the outer gear 45 to the screw hole 35b
7 is inserted. 33b is a screw hole for fixing the leg portion 24 to the base plate 24a.
【００２５】図４（ａ），（ｂ），（ｃ）には、本発明
の製造方法により製造された回転機構３１が示されてお
り、前記インナー側回転板３３またはアウター側回転板
３５の何れか一方の回転板、本実施例ではアウター側回
転板３５を金属製、例えば軽量なアルミ合金等により形
成し、他方の回転板、本実施例ではインナー側回転板３
３を合成樹脂材より形成している。FIGS. 4A, 4B, and 4C show a rotating mechanism 31 manufactured by the manufacturing method of the present invention. The rotating mechanism 31 of the inner rotating plate 33 or the outer rotating plate 35 is shown in FIG. One of the rotating plates, in this embodiment, the outer rotating plate 35 is made of metal, for example, a lightweight aluminum alloy, and the other rotating plate, in this embodiment, the inner rotating plate 3.
3 is made of a synthetic resin material.
【００２６】前記インナー側回転板３３またはアウター
側回転板３５の何れか一方の回転板を予め形成し、該一
方の回転板を注入成形型内に配置し、該一方の回転板の
溶融温度より低い溶融温度で溶融する成形材料を前記注
入成形型内に注入し、前記一方の回転板と嵌合状態の他
方の回転板が成形される。図４（ｂ），（ｃ）に断面で
示す如く、前記アウター側回転板３５はインナー側回転
板３３より多少上方位置に形成されているが、同一位置
であってもよい。One of the inner rotating plate 33 and the outer rotating plate 35 is formed in advance, and one of the rotating plates is placed in a casting mold. A molding material that melts at a low melting temperature is injected into the casting mold, and the other rotating plate fitted with the one rotating plate is formed. As shown in cross sections in FIGS. 4B and 4C, the outer rotating plate 35 is formed at a position slightly higher than the inner rotating plate 33, but may be at the same position.
【００２７】前記一方の回転板は、例えば、鋳物、鋼
材、アルミニュウム、亜鉛、砲金、合成樹脂等の材質よ
り形成することができ、他方の回転板は一方の回転板の
溶融温度より低い溶融温度で溶融する成形材料、例えば
アルミニュウム、亜鉛、砲金、合成樹脂等の材質より成
形することができる。The one rotating plate can be made of, for example, casting, steel, aluminum, zinc, gunmetal, synthetic resin, or the like, and the other rotating plate has a melting temperature lower than the melting temperature of the one rotating plate. , For example, a material such as aluminum, zinc, gunmetal, and synthetic resin.
【００２８】従って、金属材料と合成樹脂材料の組合わ
せのみならず、金属材料同士を用いることも、合成樹脂
材料同士を用いることもできる。尚、インナー側回転板
３３とアウター側回転板３５の材質を夫々逆に変更する
こともできる。Therefore, not only a combination of a metal material and a synthetic resin material, but also a combination of metal materials or a combination of synthetic resin materials can be used. The materials of the inner rotating plate 33 and the outer rotating plate 35 can be changed respectively.
【００２９】前記インナー側回転板３３の外周縁３３ａ
と、アウター側回転板３５の内周縁３５ａの相互に対向
する位置に、断面略Ｖ字状突起３７と、断面略Ｖ字状溝
部３８とが夫々形成されている。前記略Ｖ字状突起３７
と略Ｖ字状溝部３８とが回動可能に嵌合している。The outer peripheral edge 33a of the inner rotary plate 33
A substantially V-shaped cross-section projection 37 and a substantially V-shaped cross-section groove 38 are formed at positions opposing each other on the inner peripheral edge 35a of the outer-side rotating plate 35. The substantially V-shaped protrusion 37
And the substantially V-shaped groove 38 are rotatably fitted.
【００３０】また上述したインナー側回転板３３の外周
縁３３ａとアウター側回転板３５の内周縁３５ａの略Ｖ
字状突起３７と略Ｖ字状溝部３８との面接触する部分に
耐熱性または耐摩耗性材料３９か塗布されている。この
耐熱性または耐摩耗性材料３９は耐熱，耐摩耗性セラミ
ック、または耐熱性グリース、または二硫化モリブデン
の何れか、またはこれらの組合わせからなる。The V of the outer peripheral edge 33a of the inner rotary plate 33 and the inner peripheral edge 35a of the outer rotary plate 35 are substantially equal to each other.
A heat-resistant or abrasion-resistant material 39 is applied to a portion in surface contact between the V-shaped protrusion 37 and the substantially V-shaped groove 38. The heat-resistant or wear-resistant material 39 is made of heat-resistant, wear-resistant ceramic, heat-resistant grease, molybdenum disulfide, or a combination thereof.
【００３１】次に、図１及び図２を参照して回転機構の
製造方法の一実施例を説明する。一方の回転板としての
アウター側回転板３５に軽量なアルミ合金等を用い、他
方の回転板としてのインナー側回転板３３に一方の回転
板の溶融温度より低い溶融温度で溶融する合成樹脂材料
を用いた場合として説明する。Next, an embodiment of a method of manufacturing a rotating mechanism will be described with reference to FIGS. A light-weight aluminum alloy or the like is used for the outer rotating plate 35 as one rotating plate, and a synthetic resin material that melts at a melting temperature lower than the melting temperature of one rotating plate is used for the inner rotating plate 33 as the other rotating plate. A description will be given as to the case where it is used.
【００３２】一方の回転板としてのアウター側回転板３
５を軽量なアルミ合金により予め形成し、このアウター
側回転板３５を注入成形型としての合成樹脂成形型５１
内に配置する。合成樹脂成形型５１は下型５２と、この
下型５２に型合わせされる上型５３とを有している。Outer rotating plate 3 as one rotating plate
5 is formed in advance of a lightweight aluminum alloy, and the outer rotating plate 35 is formed of a synthetic resin mold 51 as an injection mold.
Place within. The synthetic resin mold 51 has a lower mold 52 and an upper mold 53 that is matched with the lower mold 52.
【００３３】下型５２と上型５３との間に回転機構３１
に対応するドーナツ状の空間５５が形成されている。下
型５２と上型５３には合成樹脂成形型５１内に配置され
る一方の回転板としてのアウター側回転板３５と他方の
回転板としてのインナー側回転板３３とを分離させる突
条５２ａ，５３ａが円形状に夫々形成されている。The rotation mechanism 31 is provided between the lower mold 52 and the upper mold 53.
Is formed in a donut-shaped space 55 corresponding to. The lower mold 52 and the upper mold 53 have ridges 52a for separating the outer rotary plate 35 as one rotary plate and the inner rotary plate 33 as the other rotary plate disposed in the synthetic resin molding die 51, 53a are each formed in a circular shape.
【００３４】アウター側回転板３５を合成樹脂成形型５
１の下型５２に配置し、このアウター側回転板３５の略
Ｖ字状溝部３８と、接触面となる部分に耐熱性または耐
摩耗性材料３９としての耐熱性グリースを塗布する。尚
アウター側回転板３５を合成樹脂成形型５１の下型５２
に配置する前に予め耐熱性グリースを塗布してもよい。The outer rotating plate 35 is made of a synthetic resin mold 5
A heat-resistant grease as a heat-resistant or abrasion-resistant material 39 is applied to the substantially V-shaped groove 38 of the outer rotary plate 35 and a portion to be a contact surface. The outer rotary plate 35 is connected to the lower mold 52 of the synthetic resin mold 51.
The heat-resistant grease may be applied in advance before disposing the grease.
【００３５】次いで、下型５２に上型５３を型合わせ
し、上型５３に形成された注入口５７より溶融した硬質
の合成樹脂材６０を注入し、インナー側回転板３３を成
形する。Next, the upper die 53 is matched with the lower die 52, and a molten hard synthetic resin material 60 is injected from an injection port 57 formed in the upper die 53 to form the inner rotating plate 33.
【００３６】このインナー側回転板３３は前記一方の回
転板と他方の回転板とを分離させる突条５２ａ，５３
ａ、及びアウター側回転板３５の略Ｖ字状溝部３８側の
接触面となる部分に塗布された耐熱性グリース３９によ
り、アウター側回転板３５と非接合状態で成形され、且
つ嵌合状態で成形される。またインナー側回転板３３は
成形後に熱収縮することにより適宜のクリアランスが形
成される。The inner rotating plate 33 is provided with ridges 52a, 53 for separating the one rotating plate and the other rotating plate.
a, and the heat-resistant grease 39 applied to a portion to be a contact surface on the substantially V-shaped groove portion 38 side of the outer-side rotating plate 35 is formed in a non-joined state with the outer-side rotating plate 35 and in a fitted state. Molded. Also, the inner rotating plate 33 is appropriately contracted by thermal contraction after molding.
【００３７】このような構成によれば、簡単且つ安価な
構成にもかかわらず、回転式シート２１を車室床面２５
上の脚部２４のベースプレート２４ａ上で相対的に回転
自在に連結することができ、ボールや円柱状ローラ等の
ベアリングを用いない簡易型構造で、しかも最小限の厚
みと大きさとをもって得ることが可能で、その薄型化、
小型化、コンパクト化が図れる。According to such a configuration, despite the simple and inexpensive configuration, the rotatable seat 21 is attached to the vehicle floor 25.
It can be relatively rotatably connected on the base plate 24a of the upper leg 24, and can be obtained with a simple structure without using a bearing such as a ball or a cylindrical roller, and with a minimum thickness and size. Possible, its thinner,
Smaller and more compact.
【００３８】尚、本実施例では、インナー側回転板３３
の外周縁３３ａと、アウター側回転板３５の内周縁３５
ａに、略Ｖ字状突起３７と略Ｖ字状溝部３８とを形成し
たが、略Ｖ字状突起３７と略Ｖ字状溝部３８とを逆に形
成することができる。In this embodiment, the inner rotating plate 33
Outer peripheral edge 33a and inner peripheral edge 35 of outer side rotating plate 35.
Although the substantially V-shaped protrusion 37 and the substantially V-shaped groove 38 are formed on the portion a, the substantially V-shaped protrusion 37 and the substantially V-shaped groove 38 can be formed in reverse.
【００３９】また嵌合状態は略Ｖ字状突起３７と略Ｖ字
状溝部３８との嵌合に限定されるものではなく、例え
ば、コ字状、凹状、Ｍ字状であってもよく、または他の
形状とすることができ、要は脱落しない嵌合状態であれ
ばよい。The fitting state is not limited to the fitting between the substantially V-shaped protrusion 37 and the substantially V-shaped groove 38, and may be, for example, a U-shape, a concave shape, or an M-shape. Alternatively, it may be formed into another shape, and it is essential only that the fitting state be such that it does not fall off.
【００４０】[0040]
【発明の効果】以上が本発明に係る回転機構の製造方法
の一実施例の方法であるが、本発明の請求項１に記載の
回転機構の製造方法によれば、相対的に回転自在に組合
わされるインナー側回転板と、該インナー側回転板の外
周縁に嵌合されるアウター側回転板とを備える回転機構
の製造方法において、前記インナー側回転板またはアウ
ター側回転板の何れか一方の回転板を予め形成し、該一
方の回転板を注入成形型内に配置し、該一方の回転板を
注入成形型内に配置する際に、または配置後に、一方の
回転板の他方の回転板と面接触する部分に耐熱性または
耐摩耗性材料を塗布し、前記一方の回転板の溶融温度よ
り低い溶融温度で溶融する成形材料を前記注入成形型内
に注入し、前記一方の回転板と嵌合状態の他方の回転板
を成形しているので、他方の回転板の成形時に予め注入
成形型内に配置された一方の回転板が溶融する虞れがな
く、またインナー側回転板とアウター側回転板とを嵌合
させる作業が不要で、相対的に回転自在に連結した状態
を得ることができ、しかも一方の回転板と他方の回転板
と面接触する部分に耐熱性または耐摩耗性材料が予め塗
布された状態を得ることができ、無給油滑り面を形成す
ることができる。The above is an embodiment of the method for manufacturing a rotating mechanism according to the present invention. According to the method for manufacturing a rotating mechanism according to the first aspect of the present invention, the method is relatively rotatable. In a method for manufacturing a rotating mechanism including an inner rotating plate to be combined and an outer rotating plate fitted to an outer peripheral edge of the inner rotating plate, any one of the inner rotating plate and the outer rotating plate may be used. The rotating plate is formed in advance, and the one rotating plate is placed in the casting mold, and when the one rotating plate is placed in the casting mold, or after the placement, the other rotating plate of the one rotating plate is rotated. A heat-resistant or abrasion-resistant material is applied to a portion that comes into surface contact with the plate, and a molding material that melts at a melting temperature lower than the melting temperature of the one rotating plate is injected into the casting mold, and the one rotating plate is And the other rotating plate in the fitted state There is no danger that one of the rotating plates previously arranged in the casting mold is melted during the molding of the other rotating plate, and the work of fitting the inner rotating plate and the outer rotating plate is unnecessary. It is possible to obtain a state in which a heat-resistant or abrasion-resistant material is preliminarily applied to a portion in surface contact with one of the rotary plates and the other rotary plate. A refueling sliding surface can be formed.
【００４１】また、本発明の請求項２に記載の回転機構
の製造方法によれば、注入成形型内に配置する一方の回
転板がアウター側回転板であり、注入成形される他方の
回転板がインナー側回転板であるので、インナー側回転
板の注入成形後にインナー側回転板が熱収縮し、アウタ
ー側回転板との間に適宜の間隔を形成することができ、
円滑な回転機能を得ることができる。According to the method of manufacturing a rotating mechanism according to the second aspect of the present invention, one of the rotating plates disposed in the casting mold is an outer rotating plate, and the other rotating plate to be subjected to casting. Is an inner rotating plate, so that the inner rotating plate thermally shrinks after injection molding of the inner rotating plate, and an appropriate interval can be formed between the inner rotating plate and the outer rotating plate.
A smooth rotation function can be obtained.
【００４２】また、本発明の請求項３に記載の回転機構
の製造方法によれば、注入成形型内に配置する一方の回
転板が金属材料または合成樹脂材料からなり、注入成形
される他方の回転板が一方の回転板の溶融温度より低い
金属材料または合成樹脂材料からなるので、他方の回転
板の成形時に予め注入成形型内に配置された一方の回転
板が溶融する虞れがなく、種々の組合わせの金属材料及
び合成樹脂材料を用いることができる。According to the method of manufacturing a rotating mechanism according to the third aspect of the present invention, one of the rotating plates disposed in the injection mold is made of a metal material or a synthetic resin material, and the other is subjected to the injection molding. Since the rotating plate is made of a metal material or a synthetic resin material that is lower than the melting temperature of one rotating plate, there is no danger that one rotating plate previously arranged in the injection mold during the molding of the other rotating plate will melt. Various combinations of metal and synthetic resin materials can be used.
【００４３】また、本発明の請求項４に記載の回転機構
の製造方法によれば、一方の回転板に塗布される耐熱性
または耐摩耗性材料が耐熱，耐摩耗性セラミック、また
は耐熱性グリース、または二硫化モリブデンの何れか、
またはこれらの組合わせよりなるので、一方の回転板と
他方の回転板と面接触する部分に無給油滑り面を形成す
ることができる。According to the method of manufacturing a rotating mechanism according to a fourth aspect of the present invention, the heat-resistant or abrasion-resistant material applied to one of the rotating plates is made of a heat-resistant or wear-resistant ceramic or a heat-resistant grease. , Or any of molybdenum disulfide,
Alternatively, because of a combination of these, an oil-free sliding surface can be formed at a portion in surface contact with one of the rotary plates and the other rotary plate.
【００４４】本発明によれば、相対的に回転可能な状態
で連結される二部材間に介在される回転機構として、必
要最小限の構成部品点数による簡易型構造で、加工性、
組立性、更にはコスト面で優れ、しかも二部材間で生じ
る剥離方向での作用力に対しても充分な強度を発揮する
ことが可能で、更に全体の小型化、コンパクト化、薄型
化、軽量化等を達成し得る回転機構の製造方法を得るこ
とができる。According to the present invention, the rotating mechanism interposed between the two members connected in a relatively rotatable state has a simple structure with a minimum number of necessary components, and is easy to process.
It is excellent in terms of assemblability and cost, and can exert sufficient strength against the acting force in the peeling direction generated between two members, and is further downsized, compact, thin, and lightweight. Thus, it is possible to obtain a method of manufacturing a rotating mechanism capable of achieving the structure.
【図１】本発明に係る回転機構の製造方法の一実施例を
示すもので、合成樹脂成形型に一方の回転板を配置した
状態の断面図。FIG. 1 is a cross-sectional view showing one embodiment of a method for manufacturing a rotating mechanism according to the present invention, in which one rotating plate is disposed on a synthetic resin mold.
【図２】本発明に係る回転機構の製造方法の一実施例を
示すもので、合成樹脂成形型に一方の回転板を配置し、
一方の回転板と嵌合状態の他方の回転板を合成樹脂材よ
り成形した状態の断面図。FIG. 2 shows an embodiment of a method for manufacturing a rotating mechanism according to the present invention, in which one rotating plate is arranged on a synthetic resin mold,
FIG. 4 is a cross-sectional view of a state in which one of the rotating plates fitted with one of the rotating plates is molded from a synthetic resin material.
【図３】本発明方法により形成した回転機構に駆動モー
ターを取付けた状態を示すもので、（ａ）は平面図、
（ｂ）は断面図。FIG. 3 shows a state in which a drive motor is attached to a rotating mechanism formed by the method of the present invention, wherein (a) is a plan view,
(B) is sectional drawing.
【図４】本発明方法により形成した回転機構を示すもの
で、（ａ）は平面図、（ｂ）は（ａ）のＢ−Ｂ線断面
図、（ｃ）は（ａ）のＣ−Ｃ線断面図。4A and 4B show a rotating mechanism formed by the method of the present invention, wherein FIG. 4A is a plan view, FIG. 4B is a cross-sectional view taken along line BB of FIG. Line sectional view.
【図５】本発明方法により形成した回転機構を回転シー
トに適用した状態の正面図。FIG. 5 is a front view of a state in which the rotating mechanism formed by the method of the present invention is applied to a rotating sheet.
【図６】従来の回転機構の断面図。FIG. 6 is a sectional view of a conventional rotation mechanism.
【図７】従来の異なる回転機構の断面図。FIG. 7 is a cross-sectional view of a different conventional rotation mechanism.
２１ 回転シート ２４ 脚部 ２４ａ ベースプレート ３１ 回転機構 ３３ インナー側回転板 ３５ アウター側回転板 ３７ 略Ｖ字状突起 ３８ 略Ｖ字状溝部 ３９ 耐熱性または耐摩耗性材料 ４１ モーターブラケット ４３ 駆動モーター ４５ アウターギア ４７ ねじ ５１ 合成樹脂成形型 ５２ 下型 ５３ 上型 ５５ 空間 ５７ 注入口 ６０ 合成樹脂材 Reference Signs List 21 rotating sheet 24 legs 24a base plate 31 rotating mechanism 33 inner rotating plate 35 outer rotating plate 37 substantially V-shaped projection 38 substantially V-shaped groove 39 heat-resistant or wear-resistant material 41 motor bracket 43 drive motor 45 outer gear 47 Screw 51 Synthetic resin mold 52 Lower mold 53 Upper mold 55 Space 57 Injection port 60 Synthetic resin material
フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ Ｂ２９Ｋ 105:02 (56)参考文献 特開 平６−191330（ＪＰ，Ａ) 実開 平５−18961（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) B60N 2/00 - 2/54 A47C 3/18 B22D 17/00 B29C 45/14 Continuation of the front page (51) Int.Cl. 7 Identification symbol FI B29K 105: 02 (56) References JP-A-6-191330 (JP, A) JP-A-5-18961 (JP, U) (58) Survey Field (Int.Cl. 7 , DB name) B60N 2/00-2/54 A47C 3/18 B22D 17/00 B29C 45/14
Claims (4)
ー側回転板と、 該インナー側回転板の外周縁に嵌合されるアウター側回
転板とを備える回転機構の製造方法において、前記イン
ナー側回転板またはアウター側回転板の何れか一方の回
転板を予め形成し、該一方の回転板を注入成形型内に配
置し、該一方の回転板を注入成形型内に配置する際に、
または配置後に、一方の回転板の他方の回転板と面接触
する部分に耐熱性または耐摩耗性材料を塗布し、前記一
方の回転板の溶融温度より低い溶融温度で溶融する成形
材料を前記注入成形型内に注入し、前記一方の回転板と
嵌合状態の他方の回転板を成形することを特徴とする回
転機構の製造方法。1. A method of manufacturing a rotating mechanism comprising: an inner rotating plate relatively rotatably combined; and an outer rotating plate fitted to an outer peripheral edge of the inner rotating plate. When one of the rotating plates or the rotating plate on the outer side is formed in advance, the one rotating plate is arranged in the casting mold, and when the one rotating plate is arranged in the casting mold,
Or after the arrangement, heat-resistant or abrasion-resistant material is applied to a portion of one rotating plate that is in surface contact with the other rotating plate, and the molding material that melts at a melting temperature lower than the melting temperature of the one rotating plate is injected. A method for manufacturing a rotating mechanism, comprising: injecting into a molding die to form the other rotating plate fitted with the one rotating plate.
板がアウター側回転板であり、注入成形される他方の回
転板がインナー側回転板であることを特徴とする請求項
１に記載の回転機構の製造方法。2. The rotary plate according to claim 1, wherein one of the rotary plates disposed in the casting mold is an outer rotary plate, and the other rotary plate to be injection-molded is an inner rotary plate. Manufacturing method of the rotating mechanism of the present invention.
板が金属材料または合成樹脂材料からなり、注入成形さ
れる他方の回転板が一方の回転板の溶融温度より低い金
属材料または合成樹脂材料からなることを特徴とする請
求項１に記載の回転機構の製造方法。3. One of the rotary plates disposed in the casting mold is made of a metal material or a synthetic resin material, and the other rotary plate to be injection-molded is a metal material or a synthetic resin lower than the melting temperature of the one rotary plate. 2. The method according to claim 1, wherein the rotation mechanism is made of a material.
たは耐摩耗性材料が耐熱，耐摩耗性セラミック、または
耐熱性グリース、または二硫化モリブデンの何れか、ま
たはこれらの組合わせであることを特徴とする請求項１
に記載の回転機構の製造方法。4. The heat-resistant or abrasion-resistant material applied to the one rotating plate is heat-resistant, abrasion-resistant ceramic, heat-resistant grease, molybdenum disulfide, or a combination thereof. Claim 1 characterized by the following:
3. The method for manufacturing a rotation mechanism according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6277258A JP3028183B2 (en) | 1993-11-26 | 1994-10-18 | Manufacturing method of rotating mechanism |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5-320967 | 1993-11-26 | ||
| JP32096793 | 1993-11-26 | ||
| JP6277258A JP3028183B2 (en) | 1993-11-26 | 1994-10-18 | Manufacturing method of rotating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07195968A JPH07195968A (en) | 1995-08-01 |
| JP3028183B2 true JP3028183B2 (en) | 2000-04-04 |
Family
ID=26552319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6277258A Expired - Fee Related JP3028183B2 (en) | 1993-11-26 | 1994-10-18 | Manufacturing method of rotating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3028183B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102261747B1 (en) * | 2019-08-26 | 2021-06-04 | 윤용한 | Manufacturing method of picture frame having air cleaning function and air cleaning picture frame manufactured by the same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6085233U (en) * | 1983-11-15 | 1985-06-12 | 池田物産株式会社 | Seat rotation mechanism |
| JPH0536Y2 (en) * | 1986-11-18 | 1993-01-05 | ||
| JP2549521B2 (en) * | 1987-06-19 | 1996-10-30 | 株式会社イノアックコ−ポレ−ション | Headrest manufacturing method |
-
1994
- 1994-10-18 JP JP6277258A patent/JP3028183B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102261747B1 (en) * | 2019-08-26 | 2021-06-04 | 윤용한 | Manufacturing method of picture frame having air cleaning function and air cleaning picture frame manufactured by the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07195968A (en) | 1995-08-01 |
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