JPS6416938U

JPS6416938U -

Info

Publication number: JPS6416938U
Application number: JP10906587U
Authority: JP
Priority date: 1987-07-17
Filing date: 1987-07-17
Publication date: 1989-01-27

Description

[Brief explanation of the drawing]

第１図乃至第６図は本考案に係るアジヤストス
クリユウの連結機構の第１の実施例を示し、第１
図は断面図、第２図は分解斜視図、第３図は第２
図における矢視図、第４図は第３図における
−線断面図、第５図は第３図におけるＶ矢視図
、第６図は組付けた状態の正面図である。第７図
乃至第１０図は本考案に係るアジヤストスクリユ
ウの連結機構の第２の実施例を示し、第７図は断
面図、第８図は球軸受機構と本考案の左右方向光
軸調整用および上下方向光軸調整用のアジヤスト
スクリユウの連結機構との相対位置関係を示した
説明図、第９図は左右方向の光軸調整状態を示し
た説明図、第１０図は上下方向の光軸調整状態を
示した説明図である。第１１図および第１２図は
本考案に係るアジヤストスクリユウの連結機構の
第３の実施例を示し、第１１図は１個のピボツト
ホルダにピボツトをセツトした状態の平面図、第
１２図は組付状態の断面図である。第１３図は光
軸調整装置を具備した自動車の前照灯の正面図、
第１４図は上下方向の光軸調整状態を示した説明
図、第１５図は左右方向の光軸調整状態を示した
説明図である。第１６図は従来の第１の連結機構
を示した断面図である。第１７図は従来の第２の
連結機構を示した断面図、第１８図は第１７図に
おける−線断面図である。１……ハウジング（取付体）、２……リフレク
タ（被調整体）、２０……球軸受機構、３……ア
ジヤストスクリユウ、４……ピボツト、４０……
ねじ孔、６……ピボツトホルダ、６０……球凹面
、６４……係合爪。 1 to 6 show a first embodiment of the adjustment screw connection mechanism according to the present invention, and
The figure is a sectional view, the second figure is an exploded perspective view, and the third figure is a second
4 is a sectional view taken along the line -- in FIG. 3, FIG. 5 is a view taken along the V arrow in FIG. 3, and FIG. 6 is a front view of the assembled state. 7 to 10 show a second embodiment of the adjustment screw coupling mechanism according to the present invention, FIG. 7 is a sectional view, and FIG. 8 is a ball bearing mechanism and the horizontal optical axis adjustment of the present invention. An explanatory diagram showing the relative positional relationship between the adjustment screw and the coupling mechanism for vertical and vertical optical axis adjustment, Figure 9 is an explanatory diagram showing the horizontal optical axis adjustment state, and Figure 10 is an explanatory diagram showing the vertical optical axis adjustment state. It is an explanatory view showing an optical axis adjustment state. 11 and 12 show a third embodiment of the adjuster screw connection mechanism according to the present invention, FIG. 11 is a plan view of a pivot set in one pivot holder, and FIG. 12 is an assembly. FIG. 3 is a sectional view of the attached state. Figure 13 is a front view of a car headlight equipped with an optical axis adjustment device;
FIG. 14 is an explanatory diagram showing the optical axis adjustment state in the vertical direction, and FIG. 15 is an explanatory diagram showing the optical axis adjustment state in the horizontal direction. FIG. 16 is a sectional view showing a conventional first connection mechanism. FIG. 17 is a cross-sectional view showing a conventional second connection mechanism, and FIG. 18 is a cross-sectional view taken along the - line in FIG. 17. 1...Housing (mounting body), 2...Reflector (adjusted body), 20...Ball bearing mechanism, 3...Adjustment screw, 4...Pivot, 40...
Screw hole, 6... Pivot holder, 60... Spherical concave surface, 64... Engaging claw.

Claims

[Scope of utility model registration request]

A mounting body, an adjusted body rotatably and tiltably mounted on the mounting body by a ball bearing mechanism, an adjusting screw rotatably but not axially movable mounted on the mounting body, and the adjusting screw being mounted on the mounting body so as to be rotatable and tiltable. In an optical axis adjusting device for a lamp, the coupling mechanism includes a spherical pivot screwed with an adjuster screw, and a spherical pivot attached to the adjusted body, the pivot being surrounded by a spherical concave surface. and a pivot holder held by the pivot holder, wherein the pivot holder is divided into two parts at a spherical concave surface and provided with engaging claws that engage with each other in a direction intersecting the dividing surface. Adjustment screw connection mechanism in optical axis adjustment device.