JPS63200603U

JPS63200603U -

Info

Publication number: JPS63200603U
Application number: JP9195487U
Authority: JP
Priority date: 1987-06-17
Filing date: 1987-06-17
Publication date: 1988-12-23

Description

[Brief explanation of drawings]

第１図は第１実施例のオーバーヘツドカムシヤ
フトの動弁型式におけるロツカアームのカムフオ
ロア装置の概略正面図、第２図は第１図の要部拡
大図、第３図は第２図のＢ―Ｂ線断面図、第４図
は第２実施例のオーバーヘツドバルブ（ＯＨＶ）
型式におけるカムフオロア装置の概略正面図、第
５図は第２実施例の要部拡大図、第６図は第３実
施例の概略正面図、第７図は第３実施例の応用例
を示す概略正面図、第８図は第４実施例の概略正
面図、第９図は第４実施例の応用例を示す概略正
面図、第１０図乃至第１２図は従来例を示す断面
図であつて、第１０図はかしめ後の断面図、第１
１図はかしめ時に不具合が生じる説明図、第１２
図は圧入のみの場合に不具合が生じる説明図であ
る。符号の説明、１００：ヨーク、２００：軸、１
０１：足部、２０６：位置決め用段部、１０２，
１０３：軸支持用穴。 FIG. 1 is a schematic front view of the cam follower device of the rocker arm in the valve train type of the overhead camshaft of the first embodiment, FIG. 2 is an enlarged view of the main part of FIG. 1, and FIG. B-line sectional view, Figure 4 is the overhead valve (OHV) of the second embodiment.
5 is an enlarged view of the main parts of the second embodiment, FIG. 6 is a schematic front view of the third embodiment, and FIG. 7 is a schematic diagram showing an application example of the third embodiment. 8 is a schematic front view of the fourth embodiment, FIG. 9 is a schematic front view showing an application example of the fourth embodiment, and FIGS. 10 to 12 are sectional views showing a conventional example. , Fig. 10 is a sectional view after caulking, 1st
Figure 1 is an explanatory diagram of problems that occur during caulking, Figure 12
The figure is an explanatory view of problems that occur when only press-fitting is performed. Explanation of symbols, 100: Yoke, 200: Axis, 1
01: Foot portion, 206: Positioning step portion, 102,
103: Shaft support hole.

Claims

[Scope of utility model registration request]

A yoke that has a pair of legs and has a shaft support hole formed in the foot, a shaft that is inserted and supported in the shaft support hole and also serves as the raceway surface of the bearing, and a shaft that is located on the outer peripheral side of the shaft. In a cam follower device comprising an outer ring disposed with a space in the radial direction, and a plurality of rollers disposed in the space, a positioning step portion having a different diameter is formed on the shaft, and the step portion has a positioning step portion having a different diameter. A cam follower device characterized in that an end face of a shaft support hole is brought into contact with the end face.