TWM354077U - Lens barrel and photographing apparatus - Google Patents

Lens barrel and photographing apparatus Download PDF

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Publication number
TWM354077U
TWM354077U TW97217114U TW97217114U TWM354077U TW M354077 U TWM354077 U TW M354077U TW 97217114 U TW97217114 U TW 97217114U TW 97217114 U TW97217114 U TW 97217114U TW M354077 U TWM354077 U TW M354077U
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TW
Taiwan
Prior art keywords
lens
guide shaft
screw
optical axis
lens barrel
Prior art date
Application number
TW97217114U
Other languages
Chinese (zh)
Inventor
Tomonari Masuzawa
Original Assignee
Fujinon Corp
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Publication date
Application filed by Fujinon Corp filed Critical Fujinon Corp
Publication of TWM354077U publication Critical patent/TWM354077U/en

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Description

M354077 五、新型說明: 【新型所屬之技術領域】 本創作係關於一種例如可適用於具照相機的手機等 的透鏡鏡筒及攝影裝置。 5 . 【先前技術】 作爲以往的透鏡鏡筒’習知的有’具備:透鏡框架, 保持透鏡;導向軸,引導透鏡框架的移動,以使透鏡沿光 軸方向移動;外殼,收容透鏡框架,並且支撐導向軸的— 10端部,且導向軸偏心支撐於轴承的鏡筒(例如,參照專利 前案1〜4)。在這種透鏡鏡筒中,以透過旋轉軸承使導向 軸的傾倒變化的方式移動該導向軸,從而調整透鏡的光軸。 【專利前案1】專利公開2006-227170號公報。 【專利前案2】專利公開2006-208554號公報。 15 【專利前案3】專利公開2006-309053猇公報。 【專利前案4】專利公開2007-1994〇8號公報。 然而,如上述的技術,在調整透鏡的光軸時,只能使 導向軸以一定的軌迹移動,所以,透鏡光軸的調整受限制, 而可能會不能精度良好地調整透鏡光軸。另外,近幾年的 20 透鏡鏡同期待外殼的薄型化。 【新型内容】 因此,本創作的課題在於,提供一種能精度良好地調 整透鏡的光軸,並且實現外殼的薄型化的透鏡鏡筒及攝影 M354077 裝置。 爲解決上述課題,本創作所相關的透鏡鏡筒,具備 有:透鏡框架,保持透鏡;導向軸,引導透鏡框架的移動, 以使透鏡沿光轴方向移動;及外殼,收容透鏡框架的同時, 5支撐導向軸的一端部,其中,在所述外殼,具有:螺絲部 •件,在外殼設有向導向軸的軸線方向卡止導向軸的另—端 部的卡止部,以空出間隙的狀態插入在形成於卡止部的貫 孔’且螺合於另-端部;以及彈性部件,安裝在螺絲部 件的頭部和卡止部之間。 10 在此透鏡鏡筒,例如將驅動型夾具連接在螺絲部件的 頭部,透過使此夾具移自,由貫通孔和$絲部#之間的間 隙移動導向轴的另一端部(以下,只稱爲“另—端部”)。 由此,導向軸的傾倒被調整且透鏡的光軸得以調整。而且, 透過用夾具將螺絲部件擰入另一端部’螺絲部件的螺合作 15用和彈性部件的彈性力同時發揮作用,從而用另—端 ㈣部件夾持卡止部,導向軸被収在外殼。因此,透過 ^冑整連接在螺絲部件的夾具的位置,可自由調整導向軸的 、傾倒’且可精度良好地調整透鏡的光軸。這樣,調整夹且 的位置來調整導向軸的傾倒,從而,可使夾具持有調整導 20向軸的位置的功能,並可簡單的構成外殼。其結果 現外殼的薄型化。 貝 在此,在外殼較佳設有以空出間隙的狀態嵌合一端部 的凹部。此時,透過控制連接在螺絲部件上的夾具的位置, 不僅調整導向軸的傾倒,而且透過一端部和凹部之間的間 4 M354077 隙’也可調整與軸線方向交又的方向的導向軸的並進移 動。從而,能進一步精度良好地調整透鏡的光軸。 本創作所相關的攝影裝置,其具備有:所述的透鏡鏡 筒,和檢測由透鏡成像的光的攝影元件。 卜此攝影透鏡,由於具備有所述的透鏡鏡筒,因此,可 獲得與所述效果同樣的效果,即精度良好地調整透鏡的光 軸,並且,實現外殼的薄型化的效果。 根據本創作,可精度良好地調整透鏡的光轴,並且, 可實現外殼的薄型化。 【實施方式】 說二參照圖式詳細說明本創作的最佳實施方式。需要 省略舌^在各圖’對同—或相當部分附上同樣的符號, 嚙略重復的說明。 15 20 圖。本創作所相關的攝影裝置的—實施方^的立體 圖如圖1所示,攝影奘罟〗 t # '、 一備,互相面對的底面爲長 方形狀且尚度比底面的 ^ 2,和CMOS㈣η 長方體㈣的透鏡鏡筒 OS等攝,“件3。在透鏡鏡筒2 統。由此,在攝影畀罟 兀予糸 向(以下,僅稱“高度方向,,)ζ^著與透鏡鏡筒2的高度方 2 底面的長邊方向(以下心變透鏡鏡筒2的 L2,被攝影元件3檢測。 n ) Y+仃的光輛 圖2是圖夏的攝影裝置的分解 攝影裝置的内部構成圖圖3是圖】的 圖2、3所示’透鏡鏡筒2具備 5 25 M354077M354077 V. New description: [Technical field to which the new type belongs] This creation relates to a lens barrel and a photographing apparatus which are applicable to, for example, a mobile phone with a camera. 5. [Prior Art] As a conventional lens barrel, a conventional lens has a lens frame that holds a lens, a guide shaft that guides movement of the lens frame to move the lens in the optical axis direction, and a housing that houses the lens frame. Further, the end portion of the guide shaft 10 is supported, and the guide shaft is eccentrically supported by the lens barrel of the bearing (for example, refer to Patent Documents 1 to 4). In such a lens barrel, the guide shaft is moved in such a manner that the tilting of the guide shaft is transmitted through the rotary bearing, thereby adjusting the optical axis of the lens. [Patent Preamble 1] Patent Publication No. 2006-227170. [Patent Preamble 2] Patent Publication No. 2006-208554. 15 [Patent Preamble 3] Patent Publication No. 2006-309053猇. [Patent Preamble 4] Patent Publication No. 2007-1994〇8. However, according to the above technique, when the optical axis of the lens is adjusted, only the guide shaft can be moved by a certain trajectory. Therefore, the adjustment of the optical axis of the lens is restricted, and the optical axis of the lens may not be accurately adjusted. In addition, in recent years, 20 lens mirrors have been expected to be thinner than the outer casing. [New content] Therefore, the object of the present invention is to provide a lens barrel and a photographing M354077 device which can accurately adjust the optical axis of the lens and reduce the thickness of the outer casing. In order to solve the above problems, the lens barrel according to the present invention includes a lens frame that holds a lens, a guide shaft that guides movement of the lens frame to move the lens in the optical axis direction, and a housing that accommodates the lens frame. 5 supporting one end portion of the guide shaft, wherein the outer casing has: a screw portion, and the outer casing is provided with a locking portion that locks the other end portion of the guide shaft in the axial direction of the shaft to vacate the gap The state is inserted into the through hole ' formed in the locking portion and screwed to the other end portion; and the elastic member is mounted between the head portion of the screw member and the locking portion. 10 In this lens barrel, for example, a driving type jig is attached to the head of the screw member, and the holder is moved, and the other end portion of the guide shaft is moved by the gap between the through hole and the wire portion # (hereinafter, only Called "other-end"). Thereby, the tilting of the guide shaft is adjusted and the optical axis of the lens is adjusted. Further, by screwing the screw member into the other end portion by the jig, the screwing force of the screw member and the elastic force of the elastic member simultaneously act, so that the locking portion is held by the other end (four) member, and the guide shaft is received in the outer casing. . Therefore, by adjusting the position of the jig attached to the screw member, the tilting of the guide shaft can be freely adjusted and the optical axis of the lens can be adjusted with high precision. Thus, the position of the clamp is adjusted to adjust the tilting of the guide shaft, so that the clamp can hold the function of adjusting the position of the guide 20 toward the shaft, and the outer casing can be simply constructed. As a result, the outer casing is thinned. Here, it is preferable that the outer casing is provided with a recessed portion at one end portion in a state in which a gap is left. At this time, by controlling the position of the jig attached to the screw member, not only the tilting of the guide shaft but also the direction of the guide shaft in the direction of the axial direction can be adjusted by the gap between the one end portion and the recess portion 4 M354077 Move in and move. Thereby, the optical axis of the lens can be adjusted more accurately. A photographing apparatus according to the present invention includes: the lens barrel described above, and a photographing element that detects light imaged by the lens. In the photographic lens, since the lens barrel described above is provided, the same effect as the above-described effect can be obtained, that is, the optical axis of the lens can be accurately adjusted, and the effect of reducing the thickness of the outer casing can be achieved. According to the present creation, the optical axis of the lens can be accurately adjusted, and the thickness of the outer casing can be reduced. [Embodiment] The preferred embodiment of the present invention will be described in detail with reference to the drawings. It is necessary to omit the tongues. The same symbols are attached to the same or corresponding parts of the figures, and the descriptions are repeated. 15 20 Figure. The perspective view of the embodiment of the photographic apparatus associated with the present invention is as shown in Fig. 1. The photographing 奘罟 t t ', one preparation, the bottom surface facing each other is rectangular and the degree is better than the bottom surface ^ 2, and CMOS (four) η The rectangular lens (4) is taken by the lens barrel OS, "Part 3. In the lens barrel 2. Height 2 of 2 Height direction of the bottom surface (L2 of the heart-change lens barrel 2 is detected by the imaging element 3. n) Light of Y+仃 FIG. 2 is an internal configuration diagram of the decomposition imaging apparatus of the imaging apparatus of FIG. Figure 3 is a diagram of Figures 2 and 3 of the 'lens lens barrel 2 with 5 25 M354077

箱狀外殼4。外殼4具有:本體部5,形成有 向攝影元件3側開口的開口部5a、和在與 Y 且與高度方向正交的方向(以下’單稱‘‘寬度方向,,)?2 -方側開口的開口部5b;以及蓋部6,覆蓋本體部。 口部5a。本’及蓋部6分別由例如具有玻璃纖維聚: 酸酯構成,透過射出成形而一體形成。 10 15 20 在本體部5的表壁(即,具有透鏡鏡筒2的被攝體側 的底面的壁)开)成有使沿著光轴L1從被攝體側行進而來 的光進入本體部5内的光通過孔5c,在本體部5的表壁, 女裝有覆蓋光通過孔5c的光透過板7。需要說明的是,也 可以使用透鏡來代替光透過板7。在外殼4内配置有稜鏡 8 ’其在光軸L1上位於光透過孔5c的後側,並將沿著光 軸L1從被攝體側入射的光彎曲9〇。而沿著光轴[2。另外, 在外殼4内配置有在光軸L2上位於攝影元件3的前側的 固定透鏡11。稜鏡8透過本體部5保持’固定透鏡11透 過蓋部6保持。 需要說明的是’在長邊方向γ,與攝影元件3相反側 的本體部5的端部,本體部5的内壁(即,具有與透鏡鏡 筒2的被攝體相反側的底面的壁)彎曲成曲柄狀而形成切 口部5d ’從而比本體部5的其他部分薄型化(縮小化)。 如此,在長邊方向Y,可使與攝影元件3相反側的本體部 5的端部薄型化,是因爲在本體部5的端部充分考慮了配 置在其内部的稜鏡8的厚度量》 進一步,在外殼4内,配置有位於光軸L2的快門/變 6 M354077 焦透鏡早元12、和在来紅τ 〇 LU cm 丸軸L2上位於快門/變焦透鏡單元i2 和固定透鏡11之間的變焦聚焦透鏡單元i3 ^ 快門/變焦透鏡單元12包含選擇性地進行沿著光軸L2 5 15 20 :進而來的光的通過及遮斷的快門,以及變焦透鏡。快門/ 變焦透鏡單元12具有:盥右 八男.與在外设4内相對於光軸[2豎立 設置在開口側5 b的寡仓缸,j上人 的導向軸14卡合的圓筒狀的卡合部 =、和在外殼4内與相對於光㈣置立設置在開口側5b 的相反側的止旋轉軸15卡合的U字溝狀的卡合部12b。由 此,快門/變焦透鏡單元u m 限制圍繞光軸L2旋轉的狀 癌’可沿光轴L2移動。 變焦聚焦透鏡單元13舍今 匕3麦焦1焦透鏡。變隹聚隹 透鏡單元具有與在外殼4 隻…聚… 又4内相對於光軸L2豎立設置的 二二:側的導向軸16卡合的圓筒狀的卡合部…、和 =二15卡合的0字溝狀的卡合部m。由此,變焦 t ”,、透鏡早7〇 13,以限制圍结土 丄一 制圍繞先軸L2旋轉的狀態,可沿 光轴L2移動。需要說明的是 ^ ώ 』疋導向軸14和導向軸16在 尚度方向Ζ上並列設置。 在本體部5的開口部& e ^ t ^ 卩%内配置有驅動單元17。圖4 疋圖1的攝影裝置的驅動單 , 的立體圖。如圖4所示,驅 動早7C 17具有:長方形薄板 反狀的安裝部18a,以及包含豎 立a又置在其長邊方向的兩 1〇u ^的長方形薄板狀的支撐部 18b、18c的支撐部件18。友 ^ 久镓。卩件18透過彎曲不銹鋼的 薄板被一體形成。 在支樓部18b的外面,忠壯4 t #有步進馬達(驅動馬達) 7 M354077 21。步進馬達21的蟫捏以 轴支撐,在螺桿22的=:端部被支撙部-、⑻ 具有凸部㈣傳動螺 外面,安裝有步進馬達(驅動二方面:在支撐部_ 桿25的兩端部被支樓部:、=r步;馬 撐部⑽i 8c之間的部分軸螺桿25的支 母26。需要…… 5有具有凸部2“的傳動螺 而要6兒月的疋,螺桿22和螺桿25在支撐部撕、 8c的丑立設置方向並列設置。 10 15 :圖2、3所示’驅動單元17以使支撐部⑽、… =立Γ置方向與高度方向Z—致的方式配置在本體部5 的開口部外内,透過安裝部…被螺固在本體心的表壁 =於本體部5。如此’在驅動單元17中,透過不同地 ^進馬達21和步進馬達24,而實現螺桿22和螺桿25 ==此,驅動單元Π有助於本體部5乃至透鏡鏡 螺合於螺桿22的傳動螺母23@凸部仏嵌 ,焦透鏡單元12所具有的卡” 12e㈣部。由此^ 過步進馬達2i旋轉螺桿22,則快門/變焦透鏡單元12沿 光轴U移動。另一方面,螺合於螺桿25的傳動螺母26 的凸4 26a肷合在變焦聚焦透鏡單元丨3所具有的卡合部 13c的凹部。由此’透過步進馬達24旋轉螺桿25,則變焦 t焦透鏡單元13沿光軸L2移動。 在外殼4的蓋部6安裝有電路基板27,該電路基板 Η在内面設置有在光軸以上位於固定透鏡n的後側^攝 8 M354077 ’V7G件3。在電路基板27的内面還設有快門驅動電路或馬 達驅動電路等’在電路基板27的外面,設有用於對電路基 板27輪入輸出電信號的連接器連接埠28。驅動單元17的 乂進馬達21、24和馬達驅動電路透過配置在本體部5 5與開口 相對的側壁的外面以及與開口部5b相對的側 •壁的外面的柔性印刷基板(以下,稱爲“Fpc,,)31被電連 .接。,H/變焦透鏡單元12的快門和快門驅動電路透過在 本體4 5延伸至與開口部5b相對的側壁 以及與FPC32電連接⑽⑶被電連接。 1〇 配置於本體部5的開口部5b内的驅動單元17以及配 置於在本體部5與開口部5a相對的側壁的外面的FPC31 利用將由不錄鋼構成的薄板彎曲成L字狀一體形成的外裝 殼33覆蓋。另外’配置在本體部5與開口部外相對的側 壁的外面的FPC31,以及安裝於外殼4的蓋部6的電路基 15板27利用將由不錄鋼構成的薄板彎曲成l字狀一體形 的外裝殼34覆蓋。 外裝殼33和外裝殼34以在本體部5與開口部^相 對的側壁和與開口部5b相對的側壁相交叉的角部可裝卸 地卡合,在本體部5中,在以由開口部&和開口部^所 2〇夾的角部而銷固定在外殼4的蓋部6。另外外裝般“與 電路基板27的接地端子電連接,進而,各外裝殼m 與在透過蒸鍍等形成在本體部5的表壁的外面及内壁的外 面的金屬膜電連接。由此,攝影裝置i的各構成部件被電 磁遮罩膜覆蓋。需要說明的是,在外褒殼34與電路基板 9 M354077 27的連接器連接i阜28才目對應的部分被士刀〇,以使連接器 能夠相對於連接器連接埠28進行連接。 °° 以下,詳細說明上述的導向軸i 4。 如圖3所示’導向# 14引導快H/變焦透鏡單元12 5的移動使得快門/變焦透鏡單元12沿光轴L2^向移動。此 - 導向軸14具有軸體41及前端部件44。 軸體41的軸線G與光軸L2平行地(即,沿長邊方向 Y)配置在外殼4的本體部5内。而且,快門/變焦透鏡單 元12的卡合部12a可滑動地卡合在軸體41。此軸體41的 後方端部即基端部(一端部)41a以空出間隙Μι的狀離 嵌合支撐在外殼4的本體部5的凹部42。此凹部42設置 在本體部5中固定透鏡u的開口部5 a側,並在前方開又口。 另外在凹部42内的基端部仏的周邊從本體部$的填充 口(未圖示)填充枯接劑(未圖示),且基端部41a固定 15 在凹部42。 s圖一5是表示圖i的攝影裝置的切口部側的立體圖。圖 6疋表不在圖3的攝影裝置中的透鏡鏡筒的主要部分的放 ^剖面圖。如圖6所示’前端部件44被固定在軸體41的 河端部41b,構成導向軸14的前端部(另一端)。此前端 =44呈大致立方體形狀,用於螺合後述的螺釘㈢、絲部 51的螺絲孔61與軸體41同軸設置在前端面4如。 如圖3所示,前端部件44在本體部5中收容 =鏡=開口部5“則且在後方開口的凹部心如二 不,則端部件44的前端面物與凹部45的底面—接 10 M354077 體部5卡止—的底 作爲外殼4的外壁發揮而功要能兄。月的疋’在此,卡止部67還 5 10 15 凹部45内的〜在凹』45内收容前端部件44的狀態’在 由此’前端部Γ4ΓΓ4的周圍填充點接劑(未圖示), 手44被固定在凹部45内。 的圓开2貫5 = ^ _ Τ __入形成於卡止部67 在螺釘的Μ 51且 =合於“部件44的螺絲孔61。 插入口 62(Π 於插入夹具63(參照圖7)的 …二=型h另外’如圖5、6所示,在螺 此板筹^部67之間安裝有板菁(彈性部件) 施力需要;: 45内的疋’如上述,在本實施方式中,在凹部 定在凹二5°内件44的周圍填充粘接劑而將前端部件44固 板” ’但代替此或除此之外’也可在螺釘51戋Box-shaped outer casing 4. The outer casing 4 has a main body portion 5 formed with an opening 5a that opens toward the imaging element 3 side, and a direction orthogonal to Y and orthogonal to the height direction (hereinafter referred to as "singular" "width direction"). 2 - an opening portion 5b opening on the square side; and a lid portion 6 covering the body portion. Mouth 5a. Each of the present portion and the lid portion 6 is made of, for example, a glass fiber polyacetate, and is integrally formed by injection molding. 10 15 20 The surface wall of the main body portion 5 (that is, the wall having the bottom surface on the object side of the lens barrel 2) is opened to allow light traveling from the object side along the optical axis L1 to enter the body The light passing through the hole 5c in the portion 5 is provided with a light transmitting plate 7 covering the light passing hole 5c on the front wall of the main body portion 5. It should be noted that a lens may be used instead of the light transmitting plate 7. Inside the casing 4, 稜鏡 8 ′ is disposed on the rear side of the light transmission hole 5c on the optical axis L1, and the light incident from the object side along the optical axis L1 is bent by 9 turns. And along the optical axis [2. Further, a fixed lens 11 positioned on the front side of the imaging element 3 on the optical axis L2 is disposed in the casing 4. The crucible 8 is held by the main body portion 5, and the fixed lens 11 is held by the lid portion 6. In addition, the end portion of the main body portion 5 on the side opposite to the imaging element 3 in the longitudinal direction γ, and the inner wall of the main body portion 5 (that is, the wall having the bottom surface on the opposite side to the subject of the lens barrel 2) The cut portion 5d' is formed in a crank shape to be thinner (narrowed) than the other portion of the main body portion 5. As described above, in the longitudinal direction Y, the end portion of the main body portion 5 on the side opposite to the imaging element 3 can be made thinner because the thickness of the crucible 8 disposed inside the main body portion 5 is sufficiently considered. Further, in the casing 4, a shutter/replacement 6 M354077 focal lens early element 12 on the optical axis L2, and a shutter/zoom lens unit i2 and the fixed lens 11 on the red τ 〇 LU cm pill axis L2 are disposed. Zoom focus lens unit i3 ^ The shutter/zoom lens unit 12 includes a shutter that selectively performs passage and interruption of light along the optical axis L2 5 15 20 : and a zoom lens. The shutter/zoom lens unit 12 has a cylindrical shape in which the guide shaft 14 of the upper person is engaged with the optical axis [2] in the peripheral unit 4 with respect to the optical axis [2]. The engaging portion = and a U-shaped groove-shaped engaging portion 12b that engages with the rotation preventing shaft 15 provided on the opposite side of the opening side 5b with respect to the light (4) in the casing 4. Thereby, the shutter/zoom lens unit u m restricts the movement of the cancer "about the optical axis L2" along the optical axis L2. The zoom focus lens unit 13 is now a 麦3 McGee 1 focal lens. The 隹 隹 隹 隹 隹 具有 具有 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 圆筒 15 15 15 15 15 Engaged in the 0-groove-like engagement portion m. Thus, the zoom t", the lens is 7〇13, to restrict the rotation of the surrounding soil around the pre-axis L2, and can be moved along the optical axis L2. It should be noted that the guide shaft 14 and the guide are The shaft 16 is arranged side by side in the direction of the ridge. The drive unit 17 is disposed in the opening portion & e ^ t ^ 卩% of the main body portion 5. Fig. 4 is a perspective view of the drive unit of the photographing device of Fig. 1. As shown in Fig. 4, the driving early 7C 17 has a mounting portion 18a having a rectangular thin plate reverse shape, and a supporting member 18 including two rectangular thin plate-shaped supporting portions 18b, 18c which are erected in the longitudinal direction thereof. Friends ^ Long gallium. The piece 18 is integrally formed by bending a thin sheet of stainless steel. On the outside of the branch portion 18b, the Zhuang Zhuang 4 t # has a stepping motor (drive motor) 7 M354077 21. Kneading of the stepping motor 21 Supported by the shaft, the =: the end of the screw 22 is supported by the support portion -, (8) has a convex portion (four) outside the drive screw, and a stepping motor is mounted (the drive is two sides: at both ends of the support portion _ rod 25 is a branch Part:, = r step; the support 26 of the partial shaft screw 25 between the horse support (10) i 8c. Needs... 5 The drive screw having the convex portion 2" has a shackle of 6 months, and the screw 22 and the screw 25 are arranged side by side in the ugly setting direction of the tearing of the support portion and 8c. 10 15 : The drive unit 17 shown in Figs. The support portion (10), ... is disposed in the outer portion of the opening portion of the main body portion 5 so as to be aligned with the height direction Z, and is screwed to the front wall of the main body through the mounting portion. In the drive unit 17, the screw 22 and the screw 25 are realized by differently entering the motor 21 and the stepping motor 24, and the drive unit Π contributes to the transmission nut of the body portion 5 or even the lens mirror screwed to the screw 22. 23@ convex portion is embedded, and the card "12e (four) portion of the focal lens unit 12. Thereby, the stepping motor 2i rotates the screw 22, and the shutter/zoom lens unit 12 moves along the optical axis U. On the other hand, the screw The projection 4 26a of the transmission nut 26 of the screw 25 is engaged with the recess of the engaging portion 13c of the zoom focus lens unit 丨 3. Thus, by rotating the screw 25 through the stepping motor 24, the zoom t-focus lens unit 13 is along The optical axis L2 is moved. A circuit board 27 is mounted on the cover portion 6 of the casing 4, and the circuit board is placed The surface of the circuit board 27 is provided with a shutter drive circuit, a motor drive circuit, etc. A connector port 28 for inputting an electric signal to the circuit board 27. The drive motors 21 and 24 of the drive unit 17 and the motor drive circuit are disposed outside the side wall of the main body portion 55 opposite to the opening and the opening portion 5b. The outer flexible printed circuit board (hereinafter referred to as "Fpc,") 31 of the opposite side wall is electrically connected. The shutter of the H/zoom lens unit 12 and the shutter drive circuit are electrically connected to the side wall opposite to the opening 5b at the body 45 and to the FPC 32 (10) (3). The drive unit 17 disposed in the opening 5b of the main body portion 5 and the FPC 31 disposed on the outer surface of the side wall facing the opening portion 5a of the main body portion 5 are integrally formed by bending a thin plate made of non-recorded steel into an L shape. The outer casing 33 is covered. Further, the FPC 31 disposed on the outer surface of the side wall of the main body portion 5 opposite to the opening portion, and the circuit board 15 plate 27 attached to the lid portion 6 of the outer casing 4 are formed by bending a thin plate made of non-recorded steel into a l-shaped integral shape. The outer casing 34 is covered. The outer casing 33 and the outer casing 34 are detachably engaged at a corner portion of the main body portion 5 opposite to the opening portion and the side wall opposite to the opening portion 5b, and in the main body portion 5, the opening is opened The portion & and the corner portion of the opening portion 2 are pin-fixed to the lid portion 6 of the outer casing 4. Further, the outer casing is electrically connected to the ground terminal of the circuit board 27, and the outer casing m is electrically connected to the metal film formed on the outer surface of the front wall of the main body portion 5 and the outer surface of the inner wall by vapor deposition or the like. The components of the photographing device i are covered by the electromagnetic shielding film. It should be noted that the portion of the outer casing 34 that is connected to the connector of the circuit board 9 M354077 27 is connected to the knife to make the connection. The device can be connected with respect to the connector port 28. The above-mentioned guide axis i 4 will be described in detail below. As shown in Fig. 3, the 'guide # 14 guides the movement of the fast H/zoom lens unit 12 5 such that the shutter/zoom lens The unit 12 is moved along the optical axis L2. The guide shaft 14 has a shaft body 41 and a front end member 44. The axis G of the shaft body 41 is disposed in parallel with the optical axis L2 (i.e., along the longitudinal direction Y) in the outer casing 4. The engaging portion 12a of the shutter/zoom lens unit 12 is slidably engaged with the shaft body 41. The rear end portion of the shaft body 41, that is, the base end portion (one end portion) 41a, is free from the gap. The shape is supported by the recess 42 of the body portion 5 of the outer casing 4. 42 is provided in the main body portion 5 to fix the opening 5a side of the lens u, and opens and closes the front side. Further, the periphery of the base end portion 凹 in the concave portion 42 is filled from the filling port (not shown) of the main body portion $. a connecting agent (not shown), and the base end portion 41a is fixed 15 in the concave portion 42. Fig. 5 is a perspective view showing the notch portion side of the photographing device of Fig. i. Fig. 6 is a lens not showing the photographing device of Fig. 3. A cross-sectional view of a main portion of the lens barrel. As shown in Fig. 6, the front end member 44 is fixed to the river end portion 41b of the shaft body 41 to constitute a front end portion (the other end) of the guide shaft 14. This front end = 44 is a substantially cubic shape. The shape is used to screw a screw (3) to be described later, and the screw hole 61 of the wire portion 51 is coaxially provided with the shaft body 41 on the front end surface 4. As shown in Fig. 3, the front end member 44 is housed in the main body portion 5 = mirror = opening portion 5" Then, if the center of the concave portion opened at the rear is not the same, the front end surface of the end member 44 and the bottom surface of the concave portion 45 are connected to the bottom of the 10 M354077 body portion 5, and the bottom of the outer casing 4 functions as a functioning body. . Here, the locking portion 67 also has a state in which the distal end member 44 is accommodated in the recessed portion 45 in the recessed portion 45, and a filling agent (not shown) is filled around the front end portion ΓΓ4ΓΓ4. The hand 44 is fixed in the recess 45. The circular opening 2 is 5 = ^ _ Τ __ is formed in the locking portion 67 at the Μ 51 of the screw and is combined with the screw hole 61 of the member 44. The insertion opening 62 (refer to the insertion jig 63 (refer to Fig. 7) As shown in Figs. 5 and 6, the sapphire (elastic member) is attached between the slabs 67, and the 疋' in the 45 is as described above. In the embodiment, the front end member 44 is fixed to the periphery of the recessed portion at the recessed inner portion 44, and the front end member 44 is fixed to the ''but can be replaced by the screw 51'.

板f 55的周圍填充粘接劑。 A 和控:::3Γ’夾具63具備驅動(螺絲旋轉部)部-^㈣。驅動部63a形成爲其前端部對應於插入口 二;=:使_63,並控制其位置, 其:欠’說明攝影裝置t的透鏡鏡筒2中的光轴口的 ^在透鏡鏡筒2,例如在製造/組裝程序,首失將+ i 一螺…頭…並=3 20 M354077 接著,邊觀察用攝影元件3攝影的圖像,邊移動夾具 63的驅動部63a。此時,因在貫通孔66及螺釘51間確保 間隙M2,所以,導向軸14的前端部件44在間隙M2的允 許範圍内移動,並且調整以基端部41a爲中心的導向軸14 5的傾倒。進而,因在基端部41 a及凹部42之間確保間隙 Ml ’所以,透過此驅動部63a的移動,導向軸μ還在高 度方向Z及寬度方向X上移動,導向軸14的高度方向及 寬度方向X位置被調整。由此,光軸[2被調整。 而且,在所攝影的圖像爲最佳狀態時,透過用夾具63 1〇的驅動部63a將螺釘51擰入前端部件44,使螺釘5 i的螺 合作用和板簧55的彈性力(推頂力)同時起作用,用前端 部件44的前端面44a和板簧55夾持卡止部與此同時, 在凹。卩42、45内填充钻接劑。由此,導向軸14固定在外 殼4。 15 以上,根據本實施方式,透過調整連接在螺釘51的 夹具63,可自如地調整導向軸14的傾倒,並可精度良好 地調整光軸L2。即,在透鏡鏡筒2,可以用—個螺釘5 i 將導向軸14的位置調整到所希望的位置,可使導向軸14 固又在南度方向z及寬度方向X的任意位置。 2〇 進—步,如此,因由夾具63的位置調整調整導向軸 14的傾倒,所以,可使夾具63帶有調整導向軸14位置的 位置調整功能。爲此,可簡單地構成外殼4,並實現外殼4 的薄型化。 另外,在本實施方式中,如上述導向軸14的基端部 12 M354077 41a以空出間隙Μι的狀態嵌合在本體部5的凹部42。由 此’不僅透過控制夹具63的位置來調整導向軸14的傾倒, 而且’也可調整與導向軸14的軸線G方向交叉的方向(高 度方向Ζ及寬度方向X)中的導向轴14的並進移動。結 5果’可更加精度良好地調整透鏡的光軸。 - 另外’本實施方式的透鏡鏡筒2構成爲透過調整快門 /變焦透鏡單元12的光學系統的光轴來能容易調整光輛 L2。即,導向軸14是用來引導對光軸[2調整的貢獻度最 高的光學系統的移動的。 10 本創作不限定於上述的實施方式。例如,在上述實施 方式中,導向軸14具有前端部件44,但也可以不使用此 前端部件。此時,螺釘51直接螺合於軸體41的前端面。 另外,在上述實施方式中,以空出間隙M1的狀態將軸體 41的基端部41a嵌合在外殼4的凹部42,但也可以不用空 15出間隙嵌合。此時,也可以調整透鏡的光軸。 另外,在上述實施方式中,雖設置了板簧55,但不限 定於此,也可以設置各種彈性部件。而且,在上述實施方 式中,在螺絲孔61擰入螺釘51,但也可以爲邊用螺釘幻 本身自旋螺絲邊擰緊(所謂自攻螺釘)。而且,也可以爲 20 了將螺釘固定在本體部5,塗饰點接劑使得覆蓋螺釘仏 另外’各步進馬達21、24不限定於透過支撐部件_ 接地安裝於外殼4的情況,也可以直接安裝在外殼4。而且, 透鏡鏡筒2不限定於適用彎曲光學系統的鏡筒,也可以爲商 用折疊式光學系統等的鏡筒。 ^ 13 M354077 【圖式 圖 圖。 5 圖 圖 圖 圖 圖 10 剖面圖 圖 說明圖 簡單說明】 1是本創作所相關的攝影裝置的—實施方式的立體 2是圖1的攝影裝置的分解立體圖。 3是圖1的攝影裝置的内部構成圖。 4是圖1的攝影裝置的驅動單元的立體圖。 5是圖1的攝影裝置的切口部側立體圖。 6是圖3的攝影裝置的透鏡鏡筒的主要部分的放大 7 是圖1的攝影裝置的透鏡鏡筒中的對光軸調整的 【主要元件符號說明】The periphery of the plate f 55 is filled with an adhesive. A and control:::3Γ' The jig 63 is provided with a drive (screw rotation part)-^(4). The driving portion 63a is formed such that its front end portion corresponds to the insertion port two; =: _63 is set, and its position is controlled, which is: ' indicates that the optical axis port in the lens barrel 2 of the photographing device t is in the lens barrel 2 For example, in the manufacturing/assembly process, the first loss will be + i a screw... head... and = 3 20 M354077 Next, while the image captured by the imaging element 3 is observed, the driving portion 63a of the jig 63 is moved. At this time, since the gap M2 is secured between the through hole 66 and the screw 51, the tip end member 44 of the guide shaft 14 moves within the allowable range of the gap M2, and the tilting of the guide shaft 14 5 centering on the base end portion 41a is adjusted. . Further, since the gap M1' is secured between the proximal end portion 41a and the concave portion 42, the guide shaft μ moves in the height direction Z and the width direction X by the movement of the drive portion 63a, and the height direction of the guide shaft 14 and The width direction X position is adjusted. Thereby, the optical axis [2 is adjusted. Further, when the photographed image is in an optimum state, the screw 51 is screwed into the distal end member 44 through the driving portion 63a of the jig 63 1〇, and the screwing force of the screw 5 i and the elastic force of the leaf spring 55 are pushed. The jacking force acts at the same time, and the locking portion is held by the front end surface 44a of the front end member 44 and the leaf spring 55, and is recessed at the same time. The crucibles are filled in the crucibles 42, 45. Thereby, the guide shaft 14 is fixed to the outer casing 4. According to the present embodiment, by adjusting the jig 63 attached to the screw 51, the tilting of the guide shaft 14 can be freely adjusted, and the optical axis L2 can be accurately adjusted. That is, in the lens barrel 2, the position of the guide shaft 14 can be adjusted to a desired position by the screw 5 i, and the guide shaft 14 can be fixed to any position in the south direction z and the width direction X. 2〇 In this case, since the tilting of the guide shaft 14 is adjusted by the positional adjustment of the jig 63, the jig 63 can be provided with a position adjustment function for adjusting the position of the guide shaft 14. For this reason, the outer casing 4 can be simply constructed, and the outer casing 4 can be made thinner. Further, in the present embodiment, the proximal end portion 12 M354077 41a of the guide shaft 14 is fitted into the concave portion 42 of the main body portion 5 in a state where the gap is free. Thus, not only the tilting of the guide shaft 14 but also the direction of the guide shaft 14 in the direction intersecting the axis G direction of the guide shaft 14 (the height direction Ζ and the width direction X) can be adjusted. mobile. The result can adjust the optical axis of the lens more accurately. Further, the lens barrel 2 of the present embodiment is configured such that the optical unit L2 can be easily adjusted by adjusting the optical axis of the optical system of the shutter/zoom lens unit 12. That is, the guide shaft 14 is for guiding the movement of the optical system having the highest contribution to the adjustment of the optical axis [2]. 10 This creation is not limited to the above embodiment. For example, in the above embodiment, the guide shaft 14 has the front end member 44, but the front end member may not be used. At this time, the screw 51 is directly screwed to the front end surface of the shaft body 41. Further, in the above-described embodiment, the proximal end portion 41a of the shaft body 41 is fitted into the concave portion 42 of the outer casing 4 in a state in which the gap M1 is vacant, but the gap may be fitted without the gap. At this time, the optical axis of the lens can also be adjusted. Further, in the above embodiment, the leaf spring 55 is provided, but it is not limited thereto, and various elastic members may be provided. Further, in the above embodiment, the screw 51 is screwed into the screw hole 61, but it may be screwed with the screw itself (the so-called self-tapping screw). Further, the screw may be fixed to the main body portion 5, and the spotting agent may be coated so as to cover the screw 仏. Further, each of the stepping motors 21 and 24 is not limited to the case where the transmission member _ is grounded and attached to the outer casing 4, and may be used. Mounted directly to the housing 4. Further, the lens barrel 2 is not limited to the lens barrel to which the bending optical system is applied, and may be a lens barrel such as a commercial folding optical system. ^ 13 M354077 [Picture diagram. 5 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图 图3 is an internal configuration diagram of the photographing apparatus of Fig. 1. 4 is a perspective view of a drive unit of the photographing apparatus of FIG. 1. 5 is a perspective view of a slit portion side of the photographing device of Fig. 1. 6 is an enlargement of a main portion of the lens barrel of the photographing apparatus of FIG. 3 7 is an adjustment of the optical axis in the lens barrel of the photographing apparatus of FIG. 1 [Description of main component symbols]

攝影裝置1 外殼4 光通過孔5 透鏡鏡筒2 本體部5 切口部 攝影元件3 開口部5a,5b 盘部6 光透過板7 稜鏡8 快門/變焦透鏡單元12 變焦聚焦透鏡單元13 固定透鏡11 卡合部 12a, 12b,12c 卡合部 13a,13b,13c 導向軸14,16 止旋轉軸15 驅動單元17 支禮部件18 安裝部 18a 步進馬達21,24 螺桿22,25 凸部23a, 26a 電路基板27 支撐部1 8b, 1 8c 傳動螺母23,26 連接器連接埠28 14 M354077Photographing device 1 Case 4 Light passage hole 5 Lens barrel 2 Main body portion 5 Notch portion Photographic element 3 Opening portion 5a, 5b Disk portion 6 Light transmitting plate 7 稜鏡 8 Shutter/Zoom lens unit 12 Zoom focus lens unit 13 Fixed lens 11 Engagement portions 12a, 12b, 12c Engagement portions 13a, 13b, 13c Guide shaft 14, 16 rotation shaft 15 Drive unit 17 Gift member 18 Mounting portion 18a Stepping motor 21, 24 Screw 22, 25 Projection 23a, 26a Circuit board 27 Support part 1 8b, 1 8c Drive nut 23, 26 Connector connection 埠 28 14 M354077

柔性印刷基板31,32 外裝殼33,34 基端部41a 前端部41b 前端部件44 前端面44a 螺釘5 1 頭部51a 螺絲孔61 插入口 62 驅動部63a 控制部63b 卡止部67 光軸LI, L2 轴線G 轴體41 凹部42,45 底面45a 板簀55 夾具63 貫通孔66 間隙Ml,M2Flexible printed circuit board 31, 32 Outer casing 33, 34 Base end portion 41a Front end portion 41b Front end member 44 Front end surface 44a Screw 5 1 Head portion 51a Screw hole 61 Inserting port 62 Driving portion 63a Control portion 63b Locking portion 67 Optical axis LI , L2 axis G-axis body 41 recess 42 , 45 bottom surface 45a plate 箦 55 clamp 63 through hole 66 clearance Ml, M2

1515

Claims (1)

M3 54077 /、、申請專利範圍·· 1’ 種透鏡鏡筒,包括: 透鏡框架,保持透鏡; 導向軸’引導上述透鏡框架的移動,以使該透鏡沿光 車由方向移動;以及 外殼’收容該透鏡框架,並且切該導向軸的一端部; ^中,在該外殼設有在該導向轴的軸線方向上卡止該 導向軸的另一端部的卡止部,且 10 ★部一該卡 間。彈性部件’安裝在該螺絲部件的頭部和該卡止部之 ’ _ Μ專利㈣第1項所述的透鏡鏡筒,J:中,在 该外忒設有凹部,該凹部以空八 在 15 . .. ]隙的狀態攸合該一端部。 3. —種攝影裝置,其包括: • >申請專利範圍帛1項或第2适所、十 及 巧飞弟2項所述的透鏡鏡筒;以 檢測由該透鏡成像的光的攝影元件 16M3 54077 /, patent application scope · 1' lens barrel, including: lens frame, holding lens; guide shaft 'guides the movement of the lens frame to move the lens in the direction of the light vehicle; and housing 'accommodating a lens frame, and cutting one end portion of the guide shaft; wherein the outer casing is provided with a locking portion that locks the other end portion of the guide shaft in the axial direction of the guide shaft, and the card is a portion of the card between. The elastic member 'is mounted on the head of the screw member and the locking portion of the lens barrel of the first aspect of the invention, wherein the outer casing is provided with a concave portion, the concave portion is empty 15 . . . The state of the gap is combined with the one end. 3. A photographic apparatus comprising: • > a lens barrel according to claim 1 or 2, and a photographic element for detecting light imaged by the lens; 16
TW97217114U 2007-12-05 2008-09-22 Lens barrel and photographing apparatus TWM354077U (en)

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JP2007315026A JP2009139580A (en) 2007-12-05 2007-12-05 Lens barrel and imaging apparatus

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Publication number Priority date Publication date Assignee Title
JP3163418U (en) * 2010-08-02 2010-10-14 日本精密測器株式会社 Lens fixing unit and camera device
CN106855678B (en) * 2017-02-27 2022-05-03 广东弘景光电科技股份有限公司 Camera module auxiliary installation equipment

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