JPS63201206U

JPS63201206U -

Info

Publication number: JPS63201206U
Application number: JP9195587U
Authority: JP
Priority date: 1987-06-17
Filing date: 1987-06-17
Publication date: 1988-12-26
Anticipated expiration: 2002-06-17
Also published as: JPH073053Y2

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の軸受装置を備えたオーバヘツ
ドカムシヤフトの動弁型式におけるロツカアーム
の概略正面図、第２図は第１図の要部拡大正面図
、第３図は第２図Ｂ−Ｂ線断面図、第４図、第５
図および第６図は本考案の仮組み状態の過程を示
す説明図、第７図は本考案の第２実施例を示す軸
の斜視図、第８図は支持部材に第７図の軸が仮組
みされた状態を示す正面図、第９図は第８図をか
しめた後の状態を示す正面図、第１０図は本考案
の第３実施例を示す断面図、第１１図は本考案の
第４実施例を示す断面図、第１２図は第１１図を
かしめた後の状態を示す正面図、第１３図は従来
例を示す断面図である。符号の説明、１００……ヨーク、１０１……支
持部材、１０２……軸支持用穴、１０４……かし
め溝、２００……軸、１０５……かしめられる部
分、２０１……環状傾斜面、２０２……部分傾斜
面。 Fig. 1 is a schematic front view of a rocker arm in a valve train type of an overhead camshaft equipped with the bearing device of the present invention, Fig. 2 is an enlarged front view of the main part of Fig. 1, and Fig. 3 is Fig. 2B- B-line sectional view, Figures 4 and 5
6 and 6 are explanatory diagrams showing the process of temporarily assembling the present invention, FIG. 7 is a perspective view of the shaft showing the second embodiment of the present invention, and FIG. 8 shows the shaft of FIG. 7 attached to the support member. FIG. 9 is a front view showing the temporarily assembled state, FIG. 9 is a front view showing the state after crimping FIG. 8, FIG. 10 is a sectional view showing the third embodiment of the present invention, and FIG. 11 is the present invention. FIG. 12 is a front view showing the state after caulking FIG. 11, and FIG. 13 is a sectional view showing a conventional example. Explanation of symbols, 100... Yoke, 101... Supporting member, 102... Shaft support hole, 104... Caulking groove, 200... Shaft, 105... Part to be caulked, 201... Annular inclined surface, 202... ...partially sloped surface.

Claims

【実用新案登録請求の範囲】 (1) 軸支持用穴を有する一対の支持部材と、該
軸支持用穴に挿入支持され、かつ軸受の軌道面を
兼ねた軸と、該軸に嵌合された軸受回転部材とか
らなる軸受装置において、該軸支持用穴に挿入さ
れる軸はズブ焼入法により全体が硬く、かつ耐摩
耗性にとむ表面でもつて形成されると共に前記支
持部材の外側端面の穴の周囲部は軸側に向つてか
しめられていて、かしめられた部分が前記軸の端
部に当接されていることを特徴とする軸受装置。 (2) 軸の端部に軸の回転を防止する手段が施さ
れていることを特徴とする実用新案登録請求の範
囲第(1)項記載の軸受装置。 (3) 軸の端部の一部または全周にテーパー部ま
たは凹凸が形成されていることを特徴とする実用
新案登録請求の範囲第(1)項または第(2)項記載の
軸受装置。 (4) 軸の端部が支持部材の外側端面の穴の周囲
部よりも引つ込んでいることを特徴とする実用新
案登録請求の範囲第(1)項または第(2)項記載の軸
受装置。 (5) 支持部材の外側端面の穴の周囲部にかしめ
溝が形成されていることを特徴とする実用新案登
録請求の範囲第(1)項乃至第(4)項の何れか１つの
記載の軸受装置。[Claims for Utility Model Registration] (1) A pair of support members having a shaft support hole, a shaft inserted and supported in the shaft support hole and also serving as a bearing raceway surface, and a shaft fitted to the shaft. In a bearing device comprising a rotating bearing member, the shaft to be inserted into the shaft support hole is formed entirely by sub-quenching to have a hard and wear-resistant surface, and the outer end surface of the support member is formed with a hard and wear-resistant surface. A bearing device characterized in that a peripheral portion of the hole is caulked toward the shaft side, and the caulked portion is in contact with an end portion of the shaft. (2) The bearing device according to claim (1) of the utility model registration, characterized in that the end of the shaft is provided with means for preventing rotation of the shaft. (3) The bearing device according to claim (1) or (2) of the utility model registration, characterized in that a tapered portion or unevenness is formed on a part or the entire circumference of the end of the shaft. (4) The bearing according to claim 1 or 2 of the claims for utility model registration, characterized in that the end of the shaft is recessed from the periphery of the hole in the outer end surface of the support member. Device. (5) The statement of any one of claims (1) to (4) of the claims for utility model registration, characterized in that a caulking groove is formed around the hole in the outer end surface of the support member. Bearing device.