JPH0210035Y2 - - Google Patents
Info
- Publication number
- JPH0210035Y2 JPH0210035Y2 JP1983083890U JP8389083U JPH0210035Y2 JP H0210035 Y2 JPH0210035 Y2 JP H0210035Y2 JP 1983083890 U JP1983083890 U JP 1983083890U JP 8389083 U JP8389083 U JP 8389083U JP H0210035 Y2 JPH0210035 Y2 JP H0210035Y2
- Authority
- JP
- Japan
- Prior art keywords
- rod
- headlamp
- optical axis
- piston rod
- adjustment
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 2
- 230000008407 joint function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Description
【考案の詳細な説明】
本考案は、回動自在に支承された前照灯ユニツ
トをピストンロツドを備えた駆動手動によつて回
動せしめるように構成された、自動車用前照灯の
光軸調整装置に関するものである。[Detailed Description of the Invention] The present invention provides optical axis adjustment for an automobile headlamp, which is configured such that a rotatably supported headlamp unit is rotated by a manual drive equipped with a piston rod. It is related to the device.
第１図はこの種の光軸調整装置を備えた自動車
用前照灯の１例の概要的な正面図である。前照灯
ユニツト１は球継手２により回動自在に支承され
ている。上記の前照灯ユニツト１に固着された２
個のブラケツト３，３′にそれぞれ次に説明する
駆動手段が接続され、紙面に垂直方向に動かされ
る構造である。この２個のブラケツト３，３′を
それぞれ紙面に垂直方向に駆動することによつて
前照灯ユニツト１の光軸が調整される。 FIG. 1 is a schematic front view of an example of an automobile headlamp equipped with this type of optical axis adjustment device. A headlamp unit 1 is rotatably supported by a ball joint 2. 2 fixed to the above headlight unit 1
Each of the brackets 3, 3' is connected to a drive means to be described below, and is configured to be moved in a direction perpendicular to the plane of the paper. The optical axis of the headlamp unit 1 is adjusted by driving these two brackets 3, 3' in a direction perpendicular to the plane of the drawing.
第２図は前記前照灯の側面図で、Ｘ−Ｘは前照
灯ユニツト１の光軸、２は上記の前照灯ユニツト
１の基体４に対して回動自在に支承している球継
手である。 FIG. 2 is a side view of the headlamp, where X-X is the optical axis of the headlamp unit 1, and 2 is a ball rotatably supported on the base 4 of the headlamp unit 1. It is a joint.
前照灯ユニツト１に固着されたブラケツト３
に、球継手５を介して調整杆６が取付けられてい
る。 Bracket 3 fixed to headlight unit 1
An adjusting rod 6 is attached through a ball joint 5.
一方、基体４に駆動部７が固定されていて、そ
のピストンロツド８は図の左右方向に往復駆動さ
れる。 On the other hand, a drive section 7 is fixed to the base body 4, and its piston rod 8 is reciprocated in the left-right direction in the figure.
第３図は上記の球継手５、調整杆６、駆動部７
のピストンロツド８付近の断面図である。 Figure 3 shows the above-mentioned ball joint 5, adjustment rod 6, and drive section 7.
2 is a cross-sectional view of the vicinity of the piston rod 8.
上記の調整杆６は手動調整のための回動操作が
できるようにドライバ溝６ａが設けられており、
次記のようにネジ手段を介してピストンロツド８
に連結されている。 The above adjustment rod 6 is provided with a driver groove 6a so that it can be rotated for manual adjustment.
Piston rod 8 via threaded means as described below.
is connected to.
９は、基体４に対して図の左右方向に摺動自在
に支承されたスライダで、案内溝９ａと突起４ａ
とによつて回動を係止されている。 Reference numeral 9 denotes a slider supported slidably in the left and right directions in the figure with respect to the base 4, and includes a guide groove 9a and a projection 4a.
Rotation is locked by
上記のスライダ９はピストンロツド８に対して
球接手１０を介して回動自在に連結されるととも
に、その軸心に沿つて雌ネジ穴９ｂが設けられて
いる。 The slider 9 is rotatably connected to the piston rod 8 via a ball joint 10, and is provided with a female screw hole 9b along its axis.
そして一方、前記の調整杆６に雄ネジ６ｂが形
成されてスライダ９の雌ネジ穴９ｂに螺合されて
いる。 On the other hand, a male screw 6b is formed on the adjustment rod 6, and is screwed into a female screw hole 9b of the slider 9.
上記のように構成された従来の光軸調整装置に
おいて、駆動部７のピストンロツド８が図の左右
方向に駆動されると、これに連結されたスライダ
９、調整杆６、球継手５を介してブラケツト３が
左右方向に動かされる。また、ピストンロツド８
が静止した状態で、調整杆６のドライバ溝６ａに
ドライバ１１を差し込んで調整杆６を回すと、雄
ネジ６ｂがスライダ９の雌ネジ穴９ｂ内に出入
し、ブラケツト３が図の左右方向に動かされる。 In the conventional optical axis adjustment device configured as described above, when the piston rod 8 of the drive unit 7 is driven in the left-right direction in the figure, the piston rod 8 is moved through the slider 9, adjustment rod 6, and ball joint 5 connected thereto. Bracket 3 is moved left and right. Also, piston rod 8
When the screwdriver 11 is inserted into the driver groove 6a of the adjustment rod 6 and the adjustment rod 6 is turned while the slider is stationary, the male screw 6b moves in and out of the female screw hole 9b of the slider 9, and the bracket 3 moves in the left-right direction in the figure. Moved.
このようにして、駆動手段７による前照灯光軸
のリモートコントロールが可能であり、かつ、ド
ライバ１１を用いた手動操作によつて前照灯光軸
のエーミングが可能である。 In this way, the headlight optical axis can be remotely controlled by the driving means 7, and the headlight optical axis can be aimed by manual operation using the driver 11.
しかし、上に述べた従来の光軸調整装置は、駆
動部７のピストンロツド８の先端とブラケツト３
との間にスライダ９を設けなければならないの
で、ブラケツト３と駆動部７との間隔L1が長く
なり、この寸法L1の設計的自由度が少ない。ま
た、この従来の前照灯の光軸調整装置の手動操作
は、前照灯の前方側（図の左方）から行い得るが
前照灯の後方（図の右方）からは行うことができ
ない。 However, in the conventional optical axis adjustment device described above, the tip of the piston rod 8 of the drive unit 7 and the bracket 3
Since the slider 9 must be provided between the bracket 3 and the drive section 7, the distance L1 between the bracket 3 and the drive section 7 becomes long, and the degree of freedom in designing this dimension L1 is reduced. Additionally, manual operation of this conventional headlight optical axis adjustment device can be performed from the front side of the headlight (left side in the figure), but cannot be performed from the rear of the headlight (right side in the figure). Can not.
本考案は上述の事情に鑑みて為され、前照灯ユ
ニツトのブラケツト（前例における３）と、駆動
部（前例における７）との間隔L1を短かくする
ことができ、しかもこの間隔寸法の設計的自由度
が大きく、その上前照灯の前方側からも後方側か
らも手動調整操作をすることができる、前照灯の
光軸調整装置を提供することを目的とする。 The present invention was developed in view of the above-mentioned circumstances, and it is possible to shorten the distance L1 between the bracket (3 in the previous example) of the headlamp unit and the drive section (7 in the previous example). It is an object of the present invention to provide an optical axis adjustment device for a headlamp, which has a large degree of freedom in design and can be manually adjusted from both the front side and the rear side of the headlamp.
上記の目的を達成するため、本考案の光軸調整
装置は、ケーシングを有する駆動部と、上記駆動
部ケーシング内に配設されて定位置で回転する受
歯車と、上記ケーシングの一方の壁を貫通して配
置され上記受歯車によつて軸心方向に往復駆動さ
れる筒状のピストンロツドと、上記筒状のピスト
ンロツドの内、外周面に設けられた雌、雄ネジ
と、上記雌ネジに螺合する雄ネジを有する伝動杆
と、上記伝動杆の一端側に同心状に設けられた非
円形の穴と、上記非円形の穴に摺動自在に一端を
挿入され、前記ケーシングの一方の壁に対向する
他方の壁を貫通して配置された操作杆と、前記調
整杆の一端側に設けられた工具係合部とを具備
し、かつ前記伝動杆の他端側と前記調整杆の他端
側とが自在継手を介して接続されていることを特
徴とする。 In order to achieve the above object, the optical axis adjustment device of the present invention includes a drive section having a casing, a receiving gear disposed within the drive section casing and rotating at a fixed position, and one wall of the casing. A cylindrical piston rod that is disposed through the piston rod and is reciprocated in the axial direction by the received gear, female and male threads provided on the inner and outer peripheral surfaces of the cylindrical piston rod, and a screw thread in the female thread. a transmission rod having a mating male thread, a non-circular hole provided concentrically on one end side of the transmission rod, one end of which is slidably inserted into the non-circular hole, and one wall of the casing; and a tool engaging portion provided on one end side of the adjustment rod, and a tool engaging portion provided on one end side of the adjustment rod, and the other end side of the transmission rod and the other end side of the adjustment rod. It is characterized in that the end sides are connected via a universal joint.
次に、本考案の１実施例を第４図及び第５図に
ついて説明する。 Next, one embodiment of the present invention will be described with reference to FIGS. 4 and 5.
この実施例は、第１図、第２図に示した従来の
前照灯の光軸調整装置に本考案を適用した例であ
る。第４図は、従来技術における第２図に対応す
る図で、第２図と同一の図面参照番号を付した前
照灯ユニツト１、ブラケツト３、基体４、球継手
５は従来技術におけると同様乃至は類似の構成部
材である。２′は基体４に対して前照灯ユニツト
１の回動自在に支承している球継手７′は本実施
例の駆動部である。 This embodiment is an example in which the present invention is applied to the conventional headlamp optical axis adjustment device shown in FIGS. 1 and 2. FIG. 4 is a diagram corresponding to FIG. 2 in the prior art, and the headlamp unit 1, bracket 3, base body 4, and ball joint 5, which are given the same drawing reference numbers as in FIG. 2, are the same as in the prior art. or similar components. A ball joint 7'2' rotatably supports the headlamp unit 1 with respect to the base 4, and is a driving portion of this embodiment.
上記のブラケツト３と駆動部７′との拡大断面
図を第５図に示す。 FIG. 5 shows an enlarged sectional view of the bracket 3 and the drive section 7'.
本例の駆動部７′は、ケーシング７ａに設けた
透孔７a-1にピストンロツド７ｂに貫通せしめた
構造である。上記のピストンロツド７ｂの外周に
雄ネジ７b-1を形成し、駆動モータ（図示せず）
によつて定位置で回転せしめられる受歯車７ｃの
中心孔に形成した雌ネジ７C-1に螺合する。上記
のピストンロツド７ｂの外周の１部に縦溝７b-3
を設け、ケーシングの透孔７a-1の内周面に設け
た突起７a-2に係合せしめてその回動を係止して
ある。これにより、ピストンロツド７ｂは受歯車
７ｃの回転に伴つて図の左右方向に往復駆動され
る。 The drive portion 7' of this example has a structure in which the piston rod 7b is passed through a through hole 7a -1 provided in the casing 7a. A male thread 7b -1 is formed on the outer periphery of the piston rod 7b, and a drive motor (not shown) is connected to the piston rod 7b.
It is screwed into a female screw 7C-1 formed in the center hole of the receiving gear 7c, which is rotated in a fixed position by the screw. A vertical groove 7 b-3 is formed in a part of the outer circumference of the piston rod 7 b.
is provided and engaged with a protrusion 7 a- 2 provided on the inner circumferential surface of the through hole 7 a-1 of the casing to lock its rotation. As a result, the piston rod 7b is reciprocated in the left-right direction in the figure as the receiving gear 7c rotates.
上記のピストンロツド７ｂの軸心に沿つて雌ネ
ジ孔７b-2を設けるとともに、この雌ネジ孔７b-2
に螺合する雄ネジ１２ａを形成した伝動杆１２を
構成する。 A female threaded hole 7b -2 is provided along the axis of the piston rod 7b, and this female threaded hole 7b -2 is
A transmission rod 12 is formed with a male thread 12a that is screwed into the transmission rod 12.
上記伝動杆１２の雄ネジ１２ａの他端に球継手
用の球１２ｂを形成すると共に、この球１２ｂに
突起１２b-1を設ける。 A ball 12b for a ball joint is formed at the other end of the male screw 12a of the transmission rod 12, and a projection 12b -1 is provided on this ball 12b.
一方、その１端にドライバ溝６ａを形成した調
整杆６′の他端に、球継手用の球面座６ｄを形成
して前記の球１２ｂと嵌合せしめて連結する。本
考案を実施する際、上記ドライバ溝６ａの代わり
に、任意の工具係合部を設け得る。６d-1は、突
起１２b-1と係合せしめるように設けた溝である。
これにより、伝動杆１２と調整杆６′とはその軸
心回りの相対的回動を拘束され、かつ双方の部材
の若干の心狂いを許容される。即ち、自在継手機
能を備えた継手手段によつて連結される。 On the other hand, a spherical seat 6d for a ball joint is formed at the other end of the adjusting rod 6' having a driver groove 6a formed at one end thereof, and is fitted and connected to the ball 12b. When implementing the present invention, any tool engaging portion may be provided in place of the driver groove 6a. 6 d-1 is a groove provided to engage with the protrusion 12 b-1 .
As a result, the transmission rod 12 and the adjustment rod 6' are restrained from relative rotation about their axes, and a slight misalignment of both members is allowed. That is, they are connected by a joint means having a universal joint function.
上記の調整杆６′の中間部付近に球軸受用の球
６ｃを一体成形し、ブラケツト３に設けた球面座
３ａと嵌合せしめて球継手５を構成する。 A ball 6c for a ball bearing is integrally molded near the middle of the adjusting rod 6', and is fitted with a spherical seat 3a provided on the bracket 3 to form a ball joint 5.
以上のように構成した連結構造においては、ド
ライバ溝６ａにドライバを差し込んで調整杆６′
を回すと、伝動杆１２が回されて雄ネジ１２ａが
雌ネジ孔７b-2内に出入し、これによつて駆動部
７′とブラケツト３との距離L1が増減するのでエ
ーミング操作を行なうことができる。 In the connection structure configured as described above, the driver is inserted into the driver groove 6a and the adjusting rod 6'
When you turn the transmission lever 12, the male screw 12a moves in and out of the female screw hole 7b -2 , which increases or decreases the distance L1 between the drive section 7' and the bracket 3, so you can perform the aiming operation. can be done.
また、駆動部７′のモータ（図示せず）によつ
て受歯車７ｃを回し、ピストンロツド７ｂを図の
左右方向に駆動すると、前記の距離L1が増減し
て光軸のリモートコントロールが行なわれる。 Further, when the receiving gear 7c is rotated by the motor (not shown) of the drive unit 7' and the piston rod 7b is driven in the left-right direction in the figure, the distance L1 increases or decreases, and the optical axis is remotely controlled. .
本実施例において、調整杆６′に設けた球６ｃ
と球面座６ｄとの間の距離L2は任意に設定する
ことができ、これに伴つて距離L1も変化するの
で、上記の寸法L1の設計自由度が大きい。従つ
て、従来装置に比してこの寸法L1を格段に短縮
することも可能である。 In this embodiment, the ball 6c provided on the adjustment rod 6'
The distance L 2 between the spherical seat 6d and the spherical seat 6d can be set arbitrarily, and the distance L 1 also changes accordingly, so the degree of freedom in designing the above-mentioned dimension L 1 is large. Therefore, it is also possible to significantly shorten this dimension L1 compared to conventional devices.
本実施例（第５図）を従来例（第３図）に比較
してみると、従来においては光軸調整装置のネジ
手段６ｂ，９ｂが駆動部７の外部に配設されてい
るのに対し、本例においては光軸調整装置のネジ
手段１２ａ，７b-2が駆動部７′の内部に入り込ん
だ形になつており、このためL1の寸法を短縮す
ることが可能である上に、本例はスライダ９（第
３図の従来例）を設けていないので該スライダ９
の案内手段も不必要で、構造が簡単である。 Comparing this embodiment (FIG. 5) with the conventional example (FIG. 3), it is found that although in the conventional case the screw means 6b and 9b of the optical axis adjustment device are disposed outside the drive unit 7. On the other hand, in this example, the screw means 12a and 7b-2 of the optical axis adjustment device are inserted into the drive section 7', which makes it possible to shorten the dimension of L1 . In this example, since the slider 9 (the conventional example shown in FIG. 3) is not provided, the slider 9
There is no need for any guiding means, and the structure is simple.
また、本例においては調整杆６′と伝動杆１２
とを自在継手機能を備えた部材６ｄ，１２ｂを介
して連結してあるため、調整杆６′の回転操作は
そのまま伝動杆１２に伝えられて雄ネジ１２ａを
進退させ、かつ、上記の自在継手機能を備えた部
材の作用により、ブラケツト３が光軸調整のため
に球継手２′（第４図）の回りに円弧運動するこ
とが妨げられない。 In addition, in this example, the adjustment rod 6' and the transmission rod 12
Since these are connected via members 6d and 12b having a universal joint function, the rotational operation of the adjusting rod 6' is directly transmitted to the transmission rod 12 to move the male thread 12a forward and backward, and the above-mentioned universal joint Due to the action of the functional member, the arcuate movement of the bracket 3 around the ball joint 2' (FIG. 4) for adjusting the optical axis is not prevented.
更に、本考案の光軸調整装置はピストンロツド
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、この操作杆の雄ネ
ジ１２ａを設けた伝動杆１２に対して軸心まわり
の相対的回動を拘束して取付ける。 Furthermore, the optical axis adjusting device of the present invention has an operating rod that penetrates the wall on the rear side of the headlamp of the casing of the means for driving the piston rod. Installed by restricting relative rotation around the axis.
本例においては、駆動部７′の前照灯後方側
（図において右側）の壁を貫通せしめて操作杆１
３を設け、その前方側（図において左側）に断面
長方形部１３ａを形成すると共に、伝動杆１２の
断面長方形の穴１２ｃを設け、軸心方向の摺動自
在に嵌合する。１３ｂは操作杆１３の操作用つま
みである。本考案を実施する際、前記操作杆１３
及び穴１２ｃの断面形状は長方形に限られず、非
円形であれば良い。 In this example, the operating rod 1 is inserted through the wall on the rear side of the headlamp (on the right side in the figure) of the drive unit 7'.
3, and a rectangular section 13a is formed on the front side (on the left side in the figure), and a hole 12c of the transmission rod 12 having a rectangular section is provided, into which the transmission rod 12 is fitted so as to be slidable in the axial direction. 13b is a knob for operating the operating rod 13. When implementing the present invention, the operating lever 13
The cross-sectional shape of the hole 12c is not limited to a rectangle, but may be any non-circular shape.
このように構成した光軸調整装置においては、
既述のごとく前照灯の前方側（図の左方）からド
ライバを用いて調整杆６′を回してエーミングす
ることもできるが、前照灯の後方側（図の右側）
からつまみ１３ｂを手動操作して伝動杆１２を回
してエーミングを行うこともできる。 In the optical axis adjustment device configured in this way,
As mentioned above, aiming can also be done by turning the adjustment rod 6' using a screwdriver from the front side of the headlight (left side in the figure), but it is also possible to aim from the rear side of the headlight (right side in the figure).
Aiming can also be performed by manually operating the lock knob 13b and rotating the transmission rod 12.
以上詳述したように、本考案の前照灯光軸調整
装置は、簡単な構成で前照灯ユニツトのブラケツ
トと駆動部との間隔を短縮することができ、しか
もこの間隔の設計的自由度が大きく、その上、前
照灯の前方側からも後方側からも手動調整操作を
することができるという優れた実用的効果を奏す
る。しかも、伝動部材である受歯車とピストンロ
ツドと雄ネジ部材と操作杆とが互いに嵌合、螺合
しているので、個々の構成部材の支持構造が簡単
で、しかも安定して支持される。 As detailed above, the headlamp optical axis adjustment device of the present invention can shorten the distance between the bracket of the headlamp unit and the drive section with a simple configuration, and has a greater degree of freedom in designing this distance. It is large and has an excellent practical effect in that it can be manually adjusted from both the front and rear sides of the headlight. Furthermore, since the receiving gear, the piston rod, the male screw member, and the operating rod, which are transmission members, are fitted and screwed together, the support structure of each component is simple and can be supported stably.
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図は従来の光軸調整装置を備えた
前照灯の側面図、第３図は上記従来の光軸調整装
置の断面図である。第４図は本考案の１実施例に
係る光軸調整装置を有する前照灯の側面図、第５
図は上記実施例の拡大断面図である。
１……前照灯ユニツト、２，２′……球継手、
３，３′……ブラケツト、３ａ……球面座、４…
…基体、４ａ……突起、５……球継手、６，６′
……調整杆、６ａ……ドライバ溝、６ｂ……雄ネ
ジ、６ｃ……球、６ｄ……球面座、６d-1……溝、
７，７′……駆動部、７ａ……ケーシング、７a-1
……透孔、７a-2……突起、７ｂ……ピストンロ
ツド、７b-1……雄ネジ、７b-2……雌ネジ孔、７b
−３……縦溝、７ｃ……受歯車、１７c-1……雌ネ
ジ、８……ピストンロツド、９……スライダ、９
ａ……案内溝、９ｂ……雌ネジ穴、１０……球接
手、１１……ドライバ、１２……伝動杆、１２ａ
……雄ネジ、１２ｂ……球、１２b-1……突起、
１２ｃ……断面長方形の穴、１３……操作杆、１
３ａ……断面長方形部。
Figure 1 is a schematic front view of a headlamp equipped with an optical axis adjustment device, Figure 2 is a side view of a headlamp equipped with a conventional optical axis adjustment device, and Figure 3 is a schematic front view of a headlamp equipped with a conventional optical axis adjustment device. FIG. 3 is a cross-sectional view of the adjustment device. FIG. 4 is a side view of a headlamp having an optical axis adjustment device according to an embodiment of the present invention;
The figure is an enlarged sectional view of the above embodiment. 1... Headlight unit, 2, 2'... Ball joint,
3, 3'... Bracket, 3a... Spherical seat, 4...
...Base body, 4a...Protrusion, 5...Ball joint, 6, 6'
...adjustment rod, 6a...driver groove, 6b...male thread, 6c...ball, 6d...spherical seat, 6 d-1 ...groove,
7, 7'... Drive section, 7a... Casing, 7 a-1
...Through hole, 7 a-2 ...Protrusion, 7b ...Piston rod, 7 b-1 ...Male thread, 7 b-2 ...Female thread hole, 7 b
-3 ...Vertical groove, 7c...Receiving gear, 17 c-1 ...Female thread, 8...Piston rod, 9...Slider, 9
a...Guide groove, 9b...Female screw hole, 10...Ball joint, 11...Driver, 12...Transmission rod, 12a
...Male thread, 12b...Ball, 12 b-1 ...Protrusion,
12c...Hole with rectangular cross section, 13...Operation rod, 1
3a... Rectangular section.
Claims (1)
を介して回転自在に取付られた調整杆と、軸心方
向に往復駆動されるピストンロツドとの間を、ネ
ジ手段を介して連結した前照灯の光軸調整装置に
おいて、ケーシングを有する駆動部と、上記駆動
部ケーシング内に配設されて定位置で回転する受
歯車と、上記受歯車に内嵌されてケーシングの一
方の壁を貫通して配置され上記受歯車によつて軸
心方向に往復駆動される筒状のピストンロツド
と、上記筒状のピストンロツドの外周面に設けら
れた雄ネジ及び内周面に設けられた雌ネジと、上
記雌ネジに螺合する雄ネジを有する伝動杆と、上
記伝動杆の一端側に同心状に設けられた非円形の
穴と、上記非円形の穴に摺動自在に一端を挿入さ
れ、前記ケーシングの他方の壁を貫通して配置さ
れた操作杆と、前記調整杆の一端側に設けられた
工具係合部とを具備し、かつ、前記伝動杆の他端
側と前記調整杆の他端側とが自在継手を介して接
続されていることを特徴とする前照灯の光軸調整
装置。 A headlamp that connects an adjustment rod that is rotatably attached to a rotatably supported headlamp unit via a ball joint and a piston rod that is reciprocated in the axial direction through a screw means. In an optical axis adjustment device for a lamp, there is provided a drive unit having a casing, a receiving gear disposed within the drive unit casing and rotating at a fixed position, and a receiving gear fitted inside the receiving gear and penetrating one wall of the casing. a cylindrical piston rod which is disposed in the same direction and is reciprocated in the axial direction by the received gear; a male thread provided on the outer circumferential surface of the cylindrical piston rod and a female thread provided on the inner circumferential surface; a transmission rod having a male screw threaded into the female screw; a non-circular hole provided concentrically on one end side of the transmission rod; one end slidably inserted into the non-circular hole; an operating rod disposed to penetrate through the other wall of the adjustment rod, and a tool engaging portion provided on one end side of the adjustment rod, and the other end side of the transmission rod and the other end of the adjustment rod. An optical axis adjustment device for a headlamp, characterized in that the two sides are connected via a universal joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8389083U JPS59188749U (en) | 1983-06-03 | 1983-06-03 | Headlight optical axis adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8389083U JPS59188749U (en) | 1983-06-03 | 1983-06-03 | Headlight optical axis adjustment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59188749U JPS59188749U (en) | 1984-12-14 |
| JPH0210035Y2 true JPH0210035Y2 (en) | 1990-03-13 |
Family
ID=30213843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8389083U Granted JPS59188749U (en) | 1983-06-03 | 1983-06-03 | Headlight optical axis adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59188749U (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0318280Y2 (en) * | 1986-09-19 | 1991-04-17 | ||
| JPH0535523Y2 (en) * | 1986-10-24 | 1993-09-09 | ||
| JP2829486B2 (en) * | 1994-04-11 | 1998-11-25 | 株式会社小糸製作所 | Headlights for vehicles |
| DE19739298C1 (en) * | 1997-09-08 | 1998-11-12 | Bosch Gmbh Robert | Appliance for mounting distance sensor on motor vehicle esp. for radar equipment measuring distance between vehicles |
| JP2019032955A (en) * | 2017-08-07 | 2019-02-28 | 株式会社小糸製作所 | Vehicular lighting fixture and maintenance method for vehicular lighting fixture |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549588B2 (en) * | 1972-04-07 | 1979-04-25 | ||
| JPS5536173A (en) * | 1978-09-07 | 1980-03-13 | Koito Mfg Co Ltd | Head lamp leveling device |
| JPS574104B2 (en) * | 1976-12-29 | 1982-01-25 | ||
| JPS5723230U (en) * | 1980-07-16 | 1982-02-06 | ||
| JPS5731705B2 (en) * | 1974-03-04 | 1982-07-06 | ||
| JPS57126738A (en) * | 1980-12-23 | 1982-08-06 | Bosch Gmbh Robert | Electromotive regulator for head lamp of automobile |
| JPS5856641B2 (en) * | 1976-02-24 | 1983-12-16 | 住友金属工業株式会社 | Method to prevent rolling material from rising |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5723231Y2 (en) * | 1977-06-23 | 1982-05-20 | ||
| JPS574104U (en) * | 1980-06-07 | 1982-01-09 | ||
| JPS6015202Y2 (en) * | 1980-07-30 | 1985-05-14 | スタンレー電気株式会社 | Headlamp optical axis adjustment device |
| JPS57126738U (en) * | 1981-01-30 | 1982-08-07 | ||
| JPS5856641U (en) * | 1981-10-15 | 1983-04-16 | 市光工業株式会社 | Headlamp optical axis adjustment mechanism |
-
1983
- 1983-06-03 JP JP8389083U patent/JPS59188749U/en active Granted
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549588B2 (en) * | 1972-04-07 | 1979-04-25 | ||
| JPS5731705B2 (en) * | 1974-03-04 | 1982-07-06 | ||
| JPS5856641B2 (en) * | 1976-02-24 | 1983-12-16 | 住友金属工業株式会社 | Method to prevent rolling material from rising |
| JPS574104B2 (en) * | 1976-12-29 | 1982-01-25 | ||
| JPS5536173A (en) * | 1978-09-07 | 1980-03-13 | Koito Mfg Co Ltd | Head lamp leveling device |
| JPS5723230U (en) * | 1980-07-16 | 1982-02-06 | ||
| JPS57126738A (en) * | 1980-12-23 | 1982-08-06 | Bosch Gmbh Robert | Electromotive regulator for head lamp of automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59188749U (en) | 1984-12-14 |
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