JPS59188749U

JPS59188749U - Headlight optical axis adjustment device

Info

Publication number: JPS59188749U
Application number: JP8389083U
Authority: JP
Inventors: 伊倉　献吉
Original assignee: 市光工業株式会社
Priority date: 1983-06-03
Filing date: 1983-06-03
Publication date: 1984-12-14
Also published as: JPH0210035Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は光軸調整装置を設けた前照灯の概要的な正面図
、第２図は従来の連結構造を備えた光軸調整装置を有す
る前照灯の側面図、第３図は上記従来の連結構造部分の
断面図である。第４図は本考案の連結構造の１実施例を
備えた光軸調整装置を有する前照灯の側面図、第５図は
上記実施例の連結構造部分の拡大断面図である。１・・・前照灯ユニット、２．２′・・・球接手、３゜
３′・・・ブラケット、３ａ・・・球面座、４・・・基
体、４ａ・・・突起、５・・・球接手、６．６′・・・
調整杆、６ａ・・・ドライバ溝、６ｂ・・・雄ネジ、６
Ｃ・・・球、６ｄ・・・球面座、６ｄ−１・・・溝、７
．７′・・・駆動部、７ａ・・・ケーシング、？ａ　１
・・・透孔、７ａ−２・・・突起、７ｂ・・・ピストン
ロッド、７ｂ−□・・・雄ネジ、７ｂ　２・・・雌ネジ
孔１．７ｂ−３・・・縦溝、７Ｃ・・・受歯車、７ｃｍ
、・・・雌ネジ穴、８・・・ピストンロッド、９・・・
スライダ、９ａ・・・案内溝、９ｂ・・・雌ネジ穴、１
０・・・球接手、１１・・・ドライバ、１２・・・伝動
杆、１２ａ・・・雄ネジ、１２ｂ・・・球、１２ｂｔ・
・・突起、１２Ｃ・・・断面長方形の穴、１３・・・操
作杆、１３ａ・・・断面長方形部。Fig. 1 is a schematic front view of a headlamp equipped with an optical axis adjustment device, Fig. 2 is a side view of a headlamp with an optical axis adjustment device equipped with a conventional connection structure, and Fig. 3 is the above-mentioned It is a sectional view of a conventional connection structure part. FIG. 4 is a side view of a headlamp having an optical axis adjustment device equipped with an embodiment of the connection structure of the present invention, and FIG. 5 is an enlarged sectional view of the connection structure portion of the above embodiment. 1... Headlight unit, 2.2'... Ball joint, 3°3'... Bracket, 3a... Spherical seat, 4... Base, 4a... Protrusion, 5...・Ball joint, 6.6'...
Adjustment rod, 6a...driver groove, 6b...male thread, 6
C... Ball, 6d... Spherical seat, 6d-1... Groove, 7
．． 7'... Drive unit, 7a... Casing, ? a 1
...Through hole, 7a-2...Protrusion, 7b...Piston rod, 7b-□...Male thread, 7b 2...Female screw hole 1.7b-3...Vertical groove, 7C ...gear, 7cm
,...Female screw hole, 8...Piston rod, 9...
Slider, 9a...Guide groove, 9b...Female screw hole, 1
0...Ball joint, 11...Driver, 12...Transmission rod, 12a...Male thread, 12b...Ball, 12bt.
...Protrusion, 12C...Hole with rectangular cross section, 13...Operation rod, 13a...Rectangular cross section.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

回動自在に支承された前照灯ユニットに球接手を介して
回動自在に取付けられた調整杆と、軸心回りに回転する
ことなく軸心方向に往復駆動されるピストンロッドとの
間を、ネジ手段を介して連結した前照灯光軸調整装置の
連結構造において、前記のピストンロッドに軸心方向の
雌ネジ孔を設けるとともに、上記の雌ネジ孔に螺合する
雄ネジ部材と前記の調整杆とを自在継手手段を介して連
結し、かつ、前記のピストンロッドを駆動する手段のケ
ーシングの前照灯後方側の壁を貫通せしめて操作杆を設
け、この操作杆を前記の雄ネジ部材に対して軸心まわり
の相対的回動を拘束して取付けたことを特徴とする、前
照灯光軸調整装置の連結構造。Between the adjustment rod, which is rotatably attached to the rotatably supported headlamp unit via a ball joint, and the piston rod, which is reciprocated in the axial direction without rotating around the axis. In the connection structure of the headlamp optical axis adjustment device connected via screw means, the piston rod is provided with a female screw hole in the axial direction, and the male screw member screwed into the female screw hole and the An operating rod is connected to the adjusting rod via a universal joint means, and is provided by penetrating the wall on the rear side of the headlamp of the casing of the means for driving the piston rod, and the operating rod is connected to the male screw as described above. A connecting structure for a headlamp optical axis adjustment device, characterized in that the headlamp optical axis adjustment device is attached to a member while restricting relative rotation around an axis.