A7 460874 ___B7__ 五、發明說明（1 ) 〔發明所屬之技術領域〕 本發明係關於使用光磁碟片等之光碟片之光碟片裝置 較佳之光讀取頭，尤其有關光讀取頭之光學構件之固定構 造。 〔先行技術〕 如第6圖至第8圖所示，先行技術之光讀取頭5 0係 收納於金屬製之鈑金所構成之托架2 4內，主要由備有物 鏡1 4之透鏡致動器1 5，與對於該物鏡1 4透過鏡6 0 射出雷射光，又，將從物鏡1 4之返回光射入之投受光部 1 8所構成。 托架2 4係由成長方形之底面部2 6 a ，與沿著底面 部2 6 a長向兩緣，分別對向豎設之側壁部2 6 b， 2 6 c所構成。並且，側壁部2 6 b之一端爲從底面部 2 6 a向長向突出，在其先端形成有卡合孔2 8。 與這些側壁部2 6 b，2 6 c同樣地豎設之第2側壁 部2 9 a ，2 9 b，係在這些側壁部2 6 b，2 6 c之長 向，具一定空間而與底面部2 6 a裝設成一體。在第2側 壁部2 9 a，2 9 b分別形成有貫通之圓孔3 0，分別形 成爲將圓孔3 0內徑由沒有圖示之1支軸棒插通之大小。 'ί,Γ·' 底面部2 6 a係具有：形成於約略中央之略方形狀之 第1開口部3 6，與鄰接形成於第1開口部3 6呈Η字形 狀之第2開口部3 7，與形成於外方緣部略呈矩形狀之缺 口部 4 0 。 {請先閱讀背面之注咅w事項再填寫本頁) 敗-------訂_|-------線--f 經濟部智慧財產局員工消費合作社印製 -El n I ϋ n n 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -4- 經濟部智慧財產局員工消費合作社印製 6087 4 A7 _____B7____ 五、發明說明g ) 在面臨於第1開口部3 6之緣部一部分，形成有對向 豎設之一對第1豎起片3 8，其對向面係成爲側壁部 3 8 b ° 在各第1豎起片3 8，設有將此側壁面3 8 b外方側 角隅部切成斜向所形成之傾斜部3 8 a，以良好精度加工 形成爲沒有毛頭（burr)。 面臨於第2開口部3 7之緣部之一部分，如沿著側壁 .部2 6 b，2 6 c，分別形成有對向豎設之一對折彎片之 第2豎起片3 9，而其對向面係成爲側壁部3 9 b。 在對向於缺口部4 0側之緣部1如沿著側壁部2 6 b ，26c，分別形成有對向豎設之一對折彎片之第3豎起 片4 1 ，而其對向面係成爲側壁部4 1 b。 第1 ，第2及第3豎起片38，39 ’ 41，係由折 彎工模（沒有圖示），從底面部2 6 a互相向相反方向豎 起，形成爲約略成直角折彎。 並且，在缺口部4 0之其餘緣部，在與第3豎起片 4 1所對向之側壁面4 1 b之直交方向，形成爲承受部 4 2稍爲隆起之狀態。在第3豎起片4 1貫通形成有圓孔 4 3。 在承受部4 2向斜向形成有矩形之切溝4 2 a。 透鏡致動器1 5係由樹脂製之致動器基座1 5 a，與 具一定間隔配置具有於此致動器基座1 5 a之物鏡1 4之 透鏡支座1 5 b，與配設於這些致動器基座1 5 a與透鏡 支座1 5 b間之線圏部1 7所構成。並且，在致動器基座 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -5- -------------^ I I--III I----I ! I 1 „ -. . (請先閱讀背面之注意事項再填寫本頁) 460874 A7 B7 五、發明說明) 15a與透鏡支座15b間，如圍住上述線圈部17 掛有成極細狀由金屬圓線所形成之4條繩索1 0 ◦。 在此透鏡支座1 5 b，一體地安裝有由磁性材料所成 之四角成環狀之軛1 6，在此軛1 6內壁張貼有磁鐵（& 有圖示）。 並且，致動器基座1 5 a爲安裝固定於托架2 4之第 1開口部3 6上，上述透鏡支座1 5 b爲經由4條繩索 1 0 0，可向上下，左右移動。上述線圈部1 7係對於輔 1 6能夠變成磁性鏈接之位置，使用黏合劑安裝於托架 2 4上。 在致動器基座1 5 a底面，係線圈部1 7之一部分與 供給電氣訊號之可撓性基板1 9之一部分由軟焊加以固定 〇 鏡6 0係對於光學玻璃或光學樹脂構件澱積金屬膜成 爲方形板，在第1豎起片3 8之側壁部3 8 b間，沿著傾 斜部3 8 a加以組配。亦即，鏡6 0及透鏡致動器1 5， 係射入於鏡6 0之雷射光反射於正上方，而能夠射出於保 持於透鏡支座1 5 b之物鏡1 4中央分別安裝於托架2 4 〇 準直儀透鏡4 5係由玻璃或樹脂所形成，將射入f射 變換爲平行光之光學透鏡4 6，與成圓筒狀之金屬製鏡筒 4 7所構成，而在鏡筒4 7內牢固地嵌著光學透鏡4 6。 並且，準直儀透鏡4 5係配置於托架2 4之第2豎起 片3 9之側壁部3 9 b間，使用紫外線硬化型等之黏合劑 (請先閲讀背面之注意事項再填寫本頁> -ki 訂---------線！ 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -6 - 460874 A7 B7 五、發明說明（4 ) 1 3安裝固定。 . 投受光部1 8係由成爲略呈矩形狀之金屬板之基部 2 3，與產生雷射光之雷射二極體等發光元件，及檢測雷 射光之受光元件等所成之光積體元件2 5所構成，在基部 2 3兩端將腕部2 3 a折彎成直角形成。並且，光積體元 件2 5係張貼於基部2 3上，能夠與上述可撓基板1 9之 一部分電氣性地連接以軟焊加以固定。並且，在腕部 23a形成有圓孔23b，使此圓孔23b與托架24之 第3豎起片4 1之圓孔4 3能夠重疊，使用黏著劑1 3安 裝加以固定。 平板透鏡4 9係對於光學玻璃或光學樹脂構件澱積金 屬膜者，而嵌入於承受部4 2之切溝4 2 a，在投受光部 1 8與準直儀透鏡4 5之間，對於投受光部1 8及準直儀 透鏡4 5配置成傾斜。並且，平板透鏡4 9係用來校正， 射入於雷射光之光學像差。 茲就各構成零件之裝配說明如下。 首先，準備對於托架2 4裝配各構成零件所用之工模 (沒有圖不）。在此工模係備有，成直方體之基座，與 從基座向上方突出形成之複數突起部，與將這些突起部中 之一形成爲略呈V字狀之缺口部。 ， 並且，欲將準直儀透鏡4 5安裝於托架2 4時，首先 將托架2 4顛倒之狀態，在工模載置托架2 4，正確地加 以固定定位使其不能移動。此時，在托架2 4之各開口部 3 6，3 7內位有從基座向上方突出之突起部。按，在上 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） (請先閲讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 I n 1 It 一 5- I n 1 n n 1 I 1 ai·· 1 I n . -7- 經濟部智慧財產局員工消費合作社印製 4 6 0 8 7 4 A7 B7 五、發明說明疼) 述缺口部對於托架2 4裝套工模之前事先將鏡6 0沿著第 1豎起片3 8之傾斜部3 8 a，載置於工模缺口部之傾斜 面。 接著，如第8圖所示，向托架2 4之第2開口部,3 7 內從上方（底面部2 6 a側）嵌入準直儀透鏡4 5，將準 直儀透鏡4 5夾持於第2豎起片3 9之各側壁面3 9 b間 。在第2豎起片3 9之側壁部3 9 b與準直儀透鏡4 5之 •鏡筒4 7外周壁之間隙，注入塡充紫外線硬外型之黏著劑 1 3。在此間隙部分抵接準直儀透鏡4 5之狀態下，照射 紫外線加以黏著。 同樣地，於平板透鏡4 9，對於工模將托架2 4顛倒 地安裝之狀態，將平板透鏡4 9從上方嵌入於承受部4 2 之切溝4 2 a間，與將上述準直儀透鏡4 5裝套時同樣地 使用黏著劑1 3加以固著。 於鏡6 0，定位將載置於屬於工模安裝基準面之突起 部缺口部之鏡6 0與第1豎起片3 8，而與接著上述準直 儀透鏡4 5時同樣之方法安裝固定。 接著，如第7圖所示，將托架2 4從顛倒之狀態恢復 爲原來狀態之後，透鏡致動器1 5係使物鏡1 4能夠位於 從鏡6 0之射出光之中心，跨越托架2 4之第1開口f 3 6之第1開口部3 6正上方加以配置，而調整定位使用 黏著劑13安裝固定。 投受光部1 8係使用工模使其浮於托架2 4之第3豎 起片4 1與其承受部4 2所圍住之空間（缺口部4 0 )內 本紙張尺度適用中國國家標準（CNS)A4規格（210 X M7公釐） I---.1 I I I I I---"!---訂--I------線--(.1 4 - - i {請先閱讀背面之注杳？事項再填寫本頁) A7 460874 ___B7_ 五、發明說明（P ) 之狀態加以配置。此時，將投受光部1 8之光準體元件 2 5，與承受部4 2側壁使其具些許間隙加以對向配置。 使從投受光部1 8射出之雷射光能夠射出於透鏡支座 1 5 b之物鏡1 4中央，調整安裝位置，在其調整後，使 第1 3豎起片4 1之端面3 1 a與投受光部1 8之基部 2 3腕部2 3 a成爲重疊之狀態下，對於各圓孔2 3 b， 4 3注入塡充紫外線硬化型之黏著劑1 3在托架2 4安裝 固定投受光部1 8。 於裝配完成之光讀取頭5 0，從投受光部1 8之光積 體元件2 5出來之雷射光，係通過配置於承受部4 2之平 板透鏡4 9，再由準直儀透鏡4 5變換爲平行光，通過鏡· 6 0，成直角折彎，而射入於物鏡1 4。 並且，從此物鏡1 4射出之雷射光，就聚光於沒有圖 示之光碟面，而讀入記錄於光碟之資訊。 並且從此光碟面因應此資訊所反射之返回光，就通過 同樣光路，射入於投受光部1 8內之光積體元件2 5。 並且，因應此返回光之光量，轉換爲所需之電氣訊號 ，就可讀取光碟之資訊。 又，追蹤光碟面之資訊，光讀取頭5 0之托架2 4， 係可移動地被支持於光碟裝置，而進行沿著裝置之軸夢所 控制之動作。 〔發明所欲解決之問題〕 於構成爲如此之光讀取頭’因準直儀透鏡4 5與托架 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公爱〉 -9- <請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 -^1 ^1 ^1 ^1 ^1 ^1 一5'、I n n I 1 IB n I ^\l - n n n 經濟部智慧財產局員工消費合作社印製 460874 A7 B7 五、發明說明《) 2 4之第2豎起片3 9之黏著劑1 3之塗布領域少，所以 ，準直儀透鏡4 5並非處於確實固定之狀態。 爲了擴大黏著劑1 3之塗布領域，將第2豎起片3 9 之先端向上方延伸，即使增加黏著劑1 3之塗布領域，若 從處於顛倒狀態之托架2 4底面部2 6 a側塗布黏著劑 1 3時，在從對於固著強度有大影響之第2豎起片3 9與 準直儀透鏡4 5之接點部分及至第2豎起片3 9先端側之 領域，黏著劑1 3會浸透，或不會繞回進入，其結果來說 ，很難牢固地固著。 又，不限於上述準直儀透鏡4 5之情形，即使欲固著 於其他光學構件形成於托架之一對豎起片間時也有同樣之 困難。 本發明係欲解決習知之問題者，其目的係對於光讀取 頭之托架將屬於各零件之一之準直儀透鏡等光學構件確實 地安裝固定者。 〔解決問題之手段〕 作爲解決上述問題之第1解決手段，托架，與將此托 薄之一部分折彎之一對折彎片，與形成對於該折彎片可注 入接著劑之溝部，在該溝部配置光學構件，將上述光學構 件經由上述接著劑安裝固定於該折彎片之間所構成者。 又’作爲第2解決手段，折彎片係互相向相反方向豎 起加以對向配置，溝部係由水平部與從該水平部之約略中 央垂直地延伸之垂直部所形成者。 -------— — —ι!^λ - — — II---訂--------線 Υ (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公f ) -10- 經濟部智慧財產局員工消費合作社印製 460874 A7 —---------B7__ 五、發明說明❻) X ’作爲第3解決手段，溝部係從托架之折彎片到底 面部所形成者。 又’作爲第4解決手段，托架係由鈑金所形成者。 X ’作爲第5解決手段，溝部係從折彎片與光學構件 之接觸部分延伸到先端部側所形成者。 又’作爲第6解決手段，光學構件係透鏡或鏡或稜鏡 〇 〔發明之實施形態〕 兹就本發明之一實施形態之光讀取頭1 〇使用第1圖 至第5圖說明如下。於本實施形態，光讀取頭1 0係尤其 有關MD〔迷你光碟）用之光讀取頭者。 光讀取頭10主要爲由收納金屬製之鈑金所形成之托 架2 4內而備有物鏡1 4之透鏡致動器1 5，與對於該物 鏡1 4透過鏡6 0射出雷射光，或射入從物鏡1 4之返回 光之投受光部1 8所構成。 托架2 4係由呈長方形之底面部2 6 a，與沿著底面 部2 6 a長向兩緣，分別對向豎設之側壁部2 6 b， 2 6 c所構成。並且，側壁部2 6 b之一端爲從底面部 26 a向長向突出，在其先端形成有卡合孔28。 與這些側壁部2 6 b，2 6 c同樣地豎設之於2側壁 部29a ，29b，係在這些側壁部26b，26c之長 向，具一定空間而與底面部2 6 a裝設成一體。在第2側 壁部2 9 a，2 9 b分別形成有貫通之圓孔3 0，圓孔 -------------楚 It -----訂-！ — 線 J . i - - (請先閱讀背面之注項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐) -Λ\ - A7 B7 4 6〇874 i、發明說明设) 3 0之內徑係分別形成爲由沒有圖示之1支軸棒插通之大 /J\。 底面部2 6 a係具有；約略形成於中央之略呈方形狀 之第1開口部3 6，與鄰接於第1開口部3 6所形成呈Η 字形狀之第2開口部3 7，與形成於外方緣部略呈矩形狀 之缺口部4 0。 在面臨於第1開口部3 6之綠部一部分，形成有對向 豎設之一對第1豎起片3 8，其對向面係成爲側壁部 3 8b。 在各第1豎起片3 8，設有將此側壁部3 8 b外方角 隅部切成斜向之傾斜部3 8 a，以良好精度加工形成使其 沒有毛頭。 面臨於第2開口部3 7之緣部一部分，如沿著側壁部 2 6 b，2 6 c，形成有屬於對向豎設之一對折彎片之第 2豎起片3 9，其對向面爲成爲側壁部3 9 b。 並且，在各第2豎起片3 9，略成T字狀之溝部 3 9 c爲分別貫通側壁部3 9 b所形成，此溝部3 9 c係 由水平部3 9 d與垂直部3 9 e所構成。水平部3 9 d係 睐口形成使對於第2豎起片3 9約略成水平，垂直部 3 9 e係對於第2豎起片3 9約略成垂直缺口形成，垂直 部3 9 e —端爲連繫於水平部3 9 d之約略中央。又，垂 直部3 9 e之他端爲能夠位於從第2豎起片3 9之折彎部 分及至底面部2 6 a之一部分加以缺口形成。 並且，在溝部3 9 c注入塡充有黏合劑，在第2豎起 本紙張尺度適用中國國家標準（CNS)A4規格<210 X 297公釐） _ _ (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 ^-------訂----------線--(Ί--I------------------- 4 60874 A7 __B7 五、發明說明（10 ) 片3 9之側壁面3 9 b間安裝固定有後述屬於光學構件之 透鏡亦即準直儀透鏡4 5。 如第3圖所示，在缺口部4 0所對向側之緣部，如沿 著側壁部2 6 b，2 6 c，分別形成有對向豎設之一對第 3豎起片4 1，其對向面係成爲側壁部4 1 b。 第1 ’第2及第3豎起片38，39，41，係由折 彎工模（沒有圖示），從底面部2 6 a互相向相反方向豎 起，約略成直角折彎形成。 並且，在缺口部4 0之其餘緣部則與第3豎起片4 1 所對向之側壁部4 1 b成直交方向，承受部4 2稍爲隆起 狀態形成。在第3豎::起片41，貫通形成有圓孔43。 在承受部4 2係向斜向形成有矩形之切溝4 2 a。 透鏡致動器1 5係由；樹脂製之致動器基座1 5 a， 與和此致動器基座1 5 a具一定間隔所配置具有物鏡1 4 之透鏡支座1 5 b，與配設於這些致動器基座1 5 a與透 鏡支座1 5 b間之線圏部1 7所構成。並且，在致動器基 座1 5 a與透鏡支座1 5 b間，如圍住上述線圈部1 7， 張掛有成極細狀由金屬圓線所成之4條繩索1 0 0。 在此透鏡支座1 5 b —體地安裝有由磁性材料所形成 之四角環狀之軛1 6，在此軛1 6內壁張貼有磁鐵（沒有 圖示）。 並且，致動器基座1 5 a係安裝固定於托架2 4之第 1開口部3 6上，上述透鏡支座1 5 b爲經由4條繩索 1 0 0可向上下，左右方向移動。上述線圈部1 7係對於 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） (請先閱讀背面之注意事項再填寫本頁) 1^·;-------訂---------線！ 經濟部智慧財產局員工消費合作社印製 -13- 460874 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明（11 ) 輥1 6位於磁性能夠鏈接，在托架2 4上使用黏合劑安裝 0 在致動器基座1 5 a底面，係線圈部1 7之一部分與 供應電氣訊號之可撓基板1 9之一部分由軟焊加以固定。 鏡6 0係成爲在光學玻璃或光學樹脂構件澱積金屬膜 之方形板，在第1豎起片3 8之側壁面3 8 b間，沿著傾 斜部38a裝套。亦即，鏡60及透鏡致動器15，係射 入於鏡6 0之雷射光於正上方反射，分別安裝於托架2 4 面使其能夠射出於保持於透鏡支座1 5 b之物鏡1 4中央 □ 準直儀透鏡4 5係由玻璃或樹脂所成，由將射入之雷 射光轉換爲平行光之光學·透鏡4 6，與成圓筒狀之金屬製 鏡筒4 7所構成，在鏡筒4 7內牢固地嵌著光學透鏡4 6 〇 並且，準直儀透鏡4 5係配置於托架2 4之第2豎起 片3 9之側壁面3 9 b間，抵接溝部3 9 c與鏡筒4 7之 外周壁，作爲接著劑之一種使用紫外線硬化型等黏著劑 13加以安裝固定。 投受光部1 8係由；略呈矩形狀之金屬板之基部2 3 ，與產生雷射光之雷射二極體等光學元件，及檢測雷射光 之受光元件等所成之光積體元件2 5所構成，在基部2 3 兩端將腕部2 3 a折彎成直角所形成。並且，光積體元件 2 5係張貼於基部2 3上，能夠與上述可撓基板1 9之一 部分電氣性地連接加以軟焊固定。並且，在腕部2 3 a形 (請先閱讀背面之注意事項再填寫本頁) --^___ 訂i 線—Λ.--------------- 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -14- A7 460874 B7_ 五、發明說明（12 ) 成有圓孔23b，使此圓孔23b與托架24之第3豎起 片4 1之圓孔4 3重疊，使用黏著劑1 3加以安裝固定。 平板透鏡4 9係在光學玻璃或光學樹脂構件澱積金屬 膜者，嵌入於承受部4 2之切溝4 2 a，在投受光部1 8 與準直儀透鏡4 5之間，對於投受光部1 8及準直儀透鏡 4 5斜向配置。並且，平板透鏡4 9係校正所射入之雷射 光之光學像差。 茲就各構成零件之裝配說明如下。 首先，準備爲了對於托架2 4裝套各構成零件所用之 工模（沒有圖示）*>在此，工模係備有；成直方體之基座 ，與從基座向上方突出形成之複數突起部，與將這些突起 部中之一個形成爲略呈V字狀之缺口部。 並且，將準直儀透鏡4 5安裝於沖壓加工折彎成既定 形狀之托架2 4時，首先，將托架2 4成顛倒之狀態，在 工模載置托架2 4，正確地定位固定使其不能移動。此時 ，在托架2 4之各開口部3 6_，3 7內使突出部位於從基 座向上方突出。按，在上述缺口部之傾斜面在裝配托架 2 4之前，將鏡6 0沿著第1豎起片3 8之傾斜部3 8 a 預先加以載置。 接著，如第3圖及第4圖所示，安裝於沒有圖示之工 模之狀態，對於托架2 4之第2開口部3 7從向上方（底 面部2 6 a側）嵌入準直儀透鏡4 5，將準直儀透鏡4 5 夾持於第2豎起片3 9之各側壁部3 9 b間。各側壁部 3 .9 b之溝部3 9 c，係由第2豎起片3 9與準直儀透鏡 -------------與--------訂---------線--f- 1 ' ^ 厂 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家檁準（CNS)A4規格（210 X 297公釐） 15- 4 60 8 7 4 A7 B7 五、發明說明（13 ) 4 5之接觸部分向先端側延伸。接著，在各側壁部3 9 b 之溝部3 9 c與準直儀透鏡4 5之鏡筒4 7外周壁之接觸 部分及周圍之間隙部分，注入塡充紫外線硬化型之黏著劑 1 3。此時，從面臨於底面部2 6 a之溝部3 9 c之垂直 部3 9 e注入黏著劑1 3，藉黏著劑1 3之黏性，此黏著 劑1 3爲從垂直部3 9 e向水平部3 9 d流動，水平部 3 9 d將變成黏著劑之儲池。所以，可在水平部3 9 d內 ，與此水平部3 9 d與準直儀透鏡4 5之鏡筒4 7外筒壁 之接觸部分及間隙部分充分塗布黏著劑1 3。此黏著劑 1 3充分塗布之狀態下，對於上述接觸部分及間隙部分照 射紫外線，將準直儀透鏡4 5固著於托架2 4之第2豎起 片3 9。 同樣，於平板透鏡4 9，對於工模顛倒地安裝托架 2 4之狀態下，將平板透鏡4 9從上方嵌入於承受部4 2 之切溝4 2 a間，與裝套上述準直儀透鏡4 5時同樣地使 用黏著劑1 3使用黏著劑1 3固著。 於鏡6 0，進行載置於屬於工模之安裝基準面之突起 部之鏡6 0與第1豎起片3 8之定位，與接著上述準直儀 霉鏡4 5相同方法加以安裝固定。 接著，如第5圖所示，將從托架2 4成顛倒之狀態恢 復爲原本狀態之後，透鏡致動器1 5係使物鏡1 4能夠位 於從鏡6 0之射出光中心，配置於跨越於托架2 4之第1 開口部3 6之正上方，而調整定位安裝固定黏著劑1 3 ° 投受光部18係使用工模使其浮於使用工模由托架 (請先閲讀背面之注意事項再填寫本頁) • I ^ III----訂·--I I ---l· -線--广 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -16- A7 460874 B7__ 五、發明說明（14 ) 2 4之第3豎起片4 1與其承受部4 2所圍住之空間（缺 口部4 0 )內之狀態加以配置。此時，將投受光部1 8之 光積體元件2 5與承受部4 2側壁具些許間隙加以對向配 置。 從投受光部1. 8射出之雷射光爲能夠射出於透鏡支座 15b之物鏡14中央，調整安裝位置，其調整後，使第 3豎起片4 1端面3 1 a與投受光部1 8基部2 3之腕部 2 3 a可重疊之狀態，在各圓孔2 3 b，4 3注入紫外線 硬化型之黏著劑1 3在托架2 4安裝固定投受光部1 8。 於裝配完成之光讀取頭1 0，從投受光部1 8之光積 體元件2 5射出之雷射光，係通過配置於承受部4 2之平 板透鏡4 9，並且在準直儀透鏡4 5轉換爲平行光，通過 鏡60，成直角折彎，射入於物鏡14。 並且，從此物鏡1 4射出之雷射光，係由沒有圖示之 光碟面聚光，而讀入記錄於光碟之資訊。 並且，從光碟面因應此資訊所反射之返回光，通過相 同光路，射入於投受光部1 8內之光積體元件2 5。 並且，因應此返回光之光量，轉換爲所需之電氣訊號 &就可讀取光碟之資訊。 又，追蹤於光碟面之資訊，光讀取頭5 0之托架2 4 ，係由光碟裝置所支持成可移動，而進行沿著裝置之軸棒 所控制之移動。 構成爲如此，所裝配之光讀取頭1 0，係對於準直儀 透鏡4 5之光軸方向之移動，溝部3 9 c之垂直部3 9 e ----Ί1.--------藏--------訂---------‘！線--( 「 - - (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -17- A7 460874 B7 _ — 五、發明說明（15 ) (請先閱讀背面之注意事項再填寫本頁) 之拔出側面就變成壁，又對於準直儀透鏡4 5之托架2 4 之嵌入相反方向之移動，水平部3 9 d之拔出側面成爲壁 ，經由黏著劑1 3可增加固著強度。 又，因溝部3 9 c之垂直面3 9 e爲延伸或底面部 26a，26a，所以，在工模安裝托架24，只將黏著 劑1 3從上垂滴就可以，可簡單地塗布於需要處所，塗布 作業將變成很簡單。 又，黏著劑1 3也可以使用黏性高者，視其需要可大 幅度地變更黏著劑1 3之種類。 茲就本發明之其他實施形態使用第9圖說明如下。第 9 圖係表示 DVD ( Degital Versatile Disk or Digital Video Disk )用之光讀取頭之托架安裝光學構件之狀態之斜視圖A7 460874 ___B7__ 5. Description of the invention (1) [Technical field to which the invention belongs] The present invention relates to a preferred optical pickup head for an optical disc device using an optical disc such as an optical magnetic disc, and particularly to the optical components of the optical read head Fixed structure. [Advanced technology] As shown in Figures 6 to 8, the advanced optical pickup 50 is housed in a bracket 2 4 made of metal sheet metal, and is mainly caused by a lens equipped with an objective lens 14 The actuator 15 and the light-receiving portion 18 that emits laser light through the lens 60 through the objective lens 14 and that emits the return light from the objective lens 14 are also provided. The bracket 2 4 is composed of a rectangular bottom surface portion 2 6 a and side walls 2 6 b and 2 6 c which are vertically opposite to each other along two long edges along the bottom surface portion 2 6 a. In addition, one end of the side wall portion 2 6 b protrudes from the bottom surface portion 2 6 a in a longitudinal direction, and an engaging hole 28 is formed at a tip end thereof. The second side wall portions 2 9 a and 2 9 b which are erected in the same way as these side wall portions 2 6 b and 2 6 c are tied to the lengthwise direction of these side wall portions 2 6 b and 2 6 c and have a certain space to the bottom surface. The section 2 6 a is installed as a whole. Circular holes 30 are formed in the second side wall portions 2 9 a and 2 9 b, respectively. The circular holes 30 are formed so that the inner diameter of the circular hole 30 can be inserted through a shaft rod (not shown). 'ί, Γ ·' The bottom surface portion 2 6 a has a first opening portion 3 6 having a substantially rectangular shape formed at approximately the center, and a second opening portion 3 adjacent to the first opening portion 3 6 in a U-shape. 7, and the notch portion 40 formed in the outer edge portion is slightly rectangular. {Please read the note on the back and fill in this page before you fill out this page.) ------------ Order _ | ------- line --f Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs-El n I ϋ nn This paper size is in accordance with China National Standard (CNS) A4 (210 X 297 mm) -4- Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 6087 4 A7 _____B7____ V. Description of invention g) A part of the edge portion of the opening portion 36 is formed with a pair of first upright pieces 3 8 opposed to each other, and the facing surface is a side wall portion 3 8 b ° In each of the first upright pieces 38, This side wall surface 3 8 b is cut into an oblique portion 3 8 a formed obliquely at an outer side corner crotch, and is processed to have no burr with good accuracy. A part of the edge portion facing the second opening portion 37 is, for example, along the side wall. The portions 2 6 b and 2 6 c are respectively formed with the second upright piece 3 9 which is a pair of bent pieces which are vertically opposed, and The facing surface becomes the side wall portion 3 9 b. On the edge portion 1 opposite to the notch portion 40 side, along the side wall portions 2 6 b and 26 c, respectively, a third upright piece 4 1 of a pair of vertically bent pieces is formed, and the opposite surfaces thereof are formed. It becomes the side wall part 4 1 b. The first, second, and third rising pieces 38, 39 '41 are formed by bending tooling (not shown), and are erected in opposite directions from the bottom surface portion 2 6 a to form approximately right-angled bends. In addition, the remaining edge portion of the notch portion 40 is formed in a state where the receiving portion 42 is slightly raised in a direction orthogonal to the side wall surface 4 1 b opposed to the third rising piece 41. A circular hole 43 is formed through the third rising piece 41. A rectangular cut groove 4 2 a is formed obliquely in the receiving portion 42. The lens actuator 15 is an actuator base 15 a made of resin, and a lens holder 1 5 b with an objective lens 14 arranged on the actuator base 1 5 a at a certain interval, and is provided with A line portion 17 is formed between the actuator base 15 a and the lens holder 15 b. In addition, the paper size of the actuator base applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) -5- ------------- ^ I I--III I ---- I! I 1 „-.. (Please read the precautions on the back before filling in this page) 460874 A7 B7 V. Description of the invention) Between 15a and lens holder 15b, if it surrounds the coil part 17 above Four ropes 10 0 ◦ formed by metal circular wires in a very thin shape. Here, the lens holder 1 5 b is integrally mounted with a ring-shaped yoke 16 formed by four corners made of magnetic material. Here, the yoke 16 A magnet is attached to the inner wall (& shown). The actuator base 15 a is fixed to the first opening 36 of the bracket 2 4, and the above-mentioned lens holder 15 b is via 4 The rope 100 can be moved up, down, left and right. The coil part 17 is a position where the auxiliary 16 can become a magnetic link, and it is mounted on the bracket 2 4 with an adhesive. On the actuator base 1 5 a The bottom surface is a part of the coil part 17 and a part of the flexible substrate 19 for supplying electrical signals is fixed by soldering. The mirror 60 is a metal film deposited on optical glass or optical resin members. The plate is assembled between the side wall portion 3 8 b of the first rising piece 38 and the inclined portion 3 8 a. That is, the lens 60 and the lens actuator 15 are incident on the lens 60 The laser light is reflected directly above, and can be emitted from the objective lens 14 held by the lens holder 15b. The center of the objective lens 14 is respectively mounted on the bracket 24. The collimator lens 45 is formed of glass or resin and will be incident on the lens. The optical lens 46, which converts f-rays into parallel light, is composed of a cylindrical metal lens barrel 47, and the optical lens 46 is firmly embedded in the lens barrel 47. The collimator lens 4 5 is placed between the side wall portions 3 9 b of the second rising piece 3 9 of the bracket 2 4 and uses an ultraviolet curing type adhesive (please read the precautions on the back before filling this page > -ki order- -------- Online! This paper is printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs. The paper size is applicable to China National Standard (CNS) A4 (210 X 297 mm) -6-460874 A7 B7 V. Description of the invention ( 4) 1 3 Mounting and fixing.. The light-receiving part 18 is a light-emitting element such as a base 2 3 which is a metal plate having a slightly rectangular shape, and a laser diode that generates laser light. A light-integrated element 25 formed by a light-receiving element that detects laser light is formed by bending the wrist 2 3 a at right angles at both ends of the base 2 3. The light-integrated element 2 5 is attached to the base 2 3, it can be electrically connected to one of the flexible substrates 19 and fixed by soldering. In addition, a circular hole 23b is formed in the arm portion 23a, and the circular hole 23b and the third rising piece of the bracket 24 are formed. The round holes 4 3 of 4 1 can be overlapped, and fixed with an adhesive 1 3. The flat lens 49 is for a metal film deposited on an optical glass or an optical resin member, and a cut groove 4 2 a embedded in the receiving portion 4 2 is located between the light-receiving portion 18 and the collimator lens 45. The light receiving section 18 and the collimator lens 45 are arranged to be inclined. The flat lens 49 is used to correct optical aberrations incident on the laser light. The assembly of each component is described below. First, a mold (not shown) for assembling the component parts to the bracket 24 is prepared. Here, the mold is provided with a cuboid base, a plurality of protrusions formed to protrude upward from the base, and one of these protrusions formed into a V-shaped notch. In addition, when the collimator lens 45 is to be mounted on the bracket 24, the bracket 24 is first turned upside down, and the bracket 24 is placed on the mold, and the positioning is properly fixed so that it cannot move. At this time, protrusions protruding upward from the base are located in the respective openings 36, 37 of the bracket 24. Press, the Chinese paper standard (CNS) A4 specification (210 X 297 mm) applies to the above paper size (please read the precautions on the back before filling this page) Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs, Consumer Consumption Cooperative I n 1 It A 5- I n 1 nn 1 I 1 ai ·· 1 I n. -7- Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 4 6 0 8 7 4 A7 B7 5. The description of the invention hurts) 2 Before mounting the mold, set the mirror 60 along the inclined portion 3 8 a of the first rising piece 38 in advance and place it on the inclined surface of the notch of the mold. Next, as shown in FIG. 8, the collimator lens 4 5 is inserted into the second opening portion 3, 3 7 of the bracket 24 from above (bottom portion 2 6 a side), and the collimator lens 4 5 is clamped. Between each side wall surface 3 9 b of the second rising piece 39. Into the gap between the side wall portion 3 9 b of the second rising piece 39 and the collimator lens 4 5 • the outer peripheral wall of the lens barrel 4 7, an ultraviolet-filled hard-shaped adhesive 1 3 is injected. In the state where the gap part is in contact with the collimator lens 45, ultraviolet rays are radiated and adhered. Similarly, in the state where the bracket 24 is mounted upside down on the flat lens 49, the flat lens 49 is inserted between the cutouts 4 2 a of the receiving part 4 2 from above, and the collimator described above is inserted. The lens 45 is also fixed with an adhesive 1 3 when it is mounted. At the mirror 60, position the mirror 60 and the first standing piece 38 which are placed on the cutout portion of the protruding portion belonging to the mounting reference surface of the mold, and install and fix the same method as the above-mentioned collimator lens 45. . Next, as shown in FIG. 7, after restoring the bracket 24 from the reversed state to the original state, the lens actuator 15 enables the objective lens 14 to be positioned at the center of the light emitted from the mirror 60 and to cross the bracket. The first opening 2 of 2 4 is arranged directly above the first opening 36 of 3, and the positioning is adjusted and fixed using an adhesive 13. The light-receiving and receiving part 1 8 uses a mold to float on the 3rd rising piece 4 1 of the bracket 2 4 and its receiving part 4 2 (notched part 40). This paper size applies Chinese national standards ( CNS) A4 specification (210 X M7 mm) I ---. 1 IIII I --- "! --- order--I ------ line-(. 1 4--i {Please First read the note on the back? Matters before filling out this page) A7 460874 ___B7_ 5. The state of the invention description (P) is configured. At this time, the light collimator element 25 of the light-receiving portion 18 and the side wall of the receiving portion 42 are arranged with a slight gap to face each other. The laser light emitted from the light-receiving portion 18 can be projected out of the center of the objective lens 14 of the lens holder 1 5 b, and the mounting position is adjusted. After the adjustment, the end face 3 1 a of the first rising piece 4 1 and In the state where the base 2 of the light-receiving part 1 3 and the wrist part 2 3 a overlap, each round hole 2 3 b, 4 3 is filled with a UV-curing adhesive 1 3 and is fixed to the bracket 2 4 Department 1 8. At the assembled optical reading head 50, the laser light from the light-integrating element 25 of the light-receiving portion 18 passes through the flat lens 49 disposed on the receiving portion 4 2 and then by the collimator lens 4 5 is converted into parallel light, passes through the lens 60, is bent at a right angle, and enters the objective lens 14. In addition, the laser light emitted from the objective lens 14 is condensed on a disc surface (not shown), and the information recorded on the disc is read. And the return light reflected from this disc surface in response to this information passes through the same optical path and enters the light-integrated element 25 in the light-receiving portion 18. In addition, according to the amount of returned light, converted into the required electrical signal, the information of the disc can be read. In addition, following the information on the disc surface, the carriage 24 of the optical pickup 50 is movably supported by the disc device, and performs actions controlled by the dream along the axis of the device. [Problems to be Solved by the Invention] The optical pickup head constructed in such a way is owing to the collimator lens 4 5 and the bracket. The paper size of this paper applies the Chinese National Standard (CNS) A4 specification (210 X 297 public love) -9- < Please read the notes on the back before filling out this page) Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs- ^ 1 ^ 1 ^ 1 ^ 1 ^ 1 ^ 1 5 ', I nn I 1 IB n I ^ \ l-nnn Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 460874 A7 B7 V. Description of the invention") The 2nd 2nd erected sheet 3 9 The adhesive 1 3 has few coating areas, so the collimator lens 4 5 It is not in a fixed state. In order to expand the application area of the adhesive 1 3, the tip of the second rising sheet 3 9 is extended upwards. Even if the application area of the adhesive 1 3 is increased, if the bracket 2 4 bottom surface 2 6 a side is turned upside down When the adhesive agent 1 3 is applied, the adhesive agent is applied to the area from the contact portion between the second rising piece 39 and the collimator lens 45, which has a large influence on the fixing strength, to the front end side of the second rising piece 39. 1 3 will penetrate, or will not enter around, as a result, it is difficult to firmly fix. Moreover, the present invention is not limited to the case of the collimator lens 45 described above, and it is similarly difficult to fix other optical members formed between a pair of erected pieces of the bracket. The present invention is intended to solve the conventional problems, and its object is to securely mount and fix optical members such as collimator lenses, which belong to one of the parts, on the bracket of the optical pickup head. [Means for Solving the Problem] As a first solution for solving the above-mentioned problems, the bracket and a pair of bent pieces for bending a part of the bracket, and forming a groove portion capable of injecting an adhesive into the bent piece, An optical member is arranged in the groove portion, and the optical member is formed by fixing and fixing the optical member between the bent pieces via the adhesive. As a second solution, the bent pieces are arranged to face each other in opposite directions, and the groove portion is formed by a horizontal portion and a vertical portion extending perpendicularly from the approximate center of the horizontal portion. -------— — —ι! ^ Λ-— — II --- Order -------- Lines (please read the precautions on the back before filling this page) This paper size is applicable to China National Standard (CNS) A4 Specification (210 X 297 male f) -10- Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 460874 A7 —--------- B7__ V. Description of the Invention ❻) X 'as the first 3 solution, the groove is formed from the bent piece of the bracket to the bottom surface. As a fourth solution, the bracket is made of sheet metal. As X's fifth solution means, the groove portion is formed by extending from the contact portion between the bent piece and the optical member to the tip portion side. As a sixth solution, the optical member is a lens, a mirror, or a lens. [Embodiment of the Invention] The optical pickup head 1 of an embodiment of the present invention will be described below using FIGS. 1 to 5. In this embodiment, the optical pickup head 10 is particularly an optical pickup head for MD (Mini Disc). The optical pickup 10 is mainly a lens actuator 15 equipped with an objective lens 14 in a bracket 2 4 formed by accommodating sheet metal made of metal, and emits laser light through the lens 60 through the objective lens 14, or The light-receiving portion 18 that is incident on the return light from the objective lens 14 is configured. The bracket 2 4 is composed of a rectangular bottom surface portion 2 6 a, and side walls 2 6 b and 2 6 c which are vertically opposite to each other along two long edges along the bottom surface portion 2 6 a. In addition, one end of the side wall portion 2 6 b protrudes from the bottom surface portion 26 a in a longitudinal direction, and an engaging hole 28 is formed at a tip end thereof. Like these side wall portions 2 6 b and 2 6 c, they are erected on the two side wall portions 29 a and 29 b. They are tied to the longitudinal direction of these side wall portions 26 b and 26 c and have a certain space to be integrated with the bottom surface portion 2 6 a. . On the second side wall portions 2 9 a and 2 9 b are formed circular holes 3 0 and circular holes, respectively. — Line J. I--(Please read the note on the back before filling out this page) This paper size applies to China National Standard (CNS) A4 (210 X 297 mm) -Λ \-A7 B7 4 6〇874 i 、 Invention description) The inner diameters of 30 are formed as large as / J \ through a shaft rod not shown. The bottom surface portion 2 6 a is provided with a first opening portion 36 which is formed in a substantially square shape in the center, and a second opening portion 37 which is formed in a zigzag shape adjacent to the first opening portion 3 6. A notch portion 40 which is slightly rectangular in the outer edge portion. A part of the green portion facing the first opening portion 36 is formed with a pair of first upstanding pieces 38 facing each other, and the facing surface is a side wall portion 38b. Each of the first rising pieces 3 8 is provided with an inclined portion 3 8 a in which an outer corner portion of the side wall portion 3 8 b is cut obliquely, and processed with good accuracy so as to be free from burrs. A part of the edge portion facing the second opening portion 37, for example, along the side wall portions 2 6 b, 2 6 c, is formed with a second upright piece 39 which is a pair of oppositely-folded bending pieces. The surface is a side wall portion 3 9 b. Further, in each of the second rising pieces 3 9, a groove portion 3 9 c having a slightly T-shape is formed to penetrate through the side wall portion 3 9 b, and the groove portion 3 9 c is composed of a horizontal portion 3 9 d and a vertical portion 3 9 e. The horizontal portion 3 9 d is formed to be approximately horizontal to the second rising piece 3 9, and the vertical portion 3 9 e is formed to be approximately vertical notch to the second rising piece 3 9. The end of the vertical portion 3 9 e is It is connected to the approximate center of the horizontal part 39 d. In addition, the other end of the vertical portion 3 9 e is formed by being notched at a bent portion from the second rising piece 39 and a portion to the bottom surface portion 2 6 a. In addition, 塡 is filled with adhesive in the groove 3 9 c, and it is applied to the second paper standard in accordance with the Chinese National Standard (CNS) A4 specifications < 210 X 297 mm. _ _ (Please read the precautions on the back before (Fill in this page) Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs ---------- 4 60874 A7 __B7 V. Description of the invention (10) The side wall surfaces 3 9 b of the sheet 3 9 are installed and fixed between the lens belonging to the optical member described later, namely the collimator lens 4 5. Such as As shown in FIG. 3, a pair of third rising pieces 41 are formed on the edges of the side opposite to the notch portion 40, such as along the side wall portions 2 6 b and 2 6 c. The facing surface is the side wall portion 4 1 b. The first, second, and third rising pieces 38, 39, and 41 are formed by a bending die (not shown), and are opposite to each other from the bottom surface portion 2 6 a. It rises in the direction, and is bent at a right angle, and the remaining edge portion of the notch portion 40 is perpendicular to the side wall portion 4 1 b opposed to the third rising piece 4 1, and the receiving portion 4 2 is slightly A raised state is formed. In the third vertical :: upper 41, a circular hole 43 is formed through it. The section 4 2 is formed with a rectangular cut groove 4 2 a diagonally. The lens actuator 15 is made of resin; the actuator base 15 a is made of resin, and the actuator base 15 a has a certain length. The interval is formed by a lens holder 1 5 b having an objective lens 14, and a line portion 17 disposed between these actuator bases 15 a and the lens holder 15 b. Between the holder base 15 a and the lens holder 15 b, if the coil part 17 is surrounded, four ropes 1 0 0 made of metal circular wires are suspended in a very thin shape. Here the lens holder 1 5 b — A quadrangular ring-shaped yoke 16 made of a magnetic material is mounted on the body, and a magnet (not shown) is attached to the inner wall of the yoke 16. In addition, the actuator base 15a is fixed to On the first opening 36 of the bracket 24, the above-mentioned lens holder 15b can be moved up and down and left and right through four ropes 100. The above-mentioned coil unit 17 is applicable to the national standard of this paper. (CNS) A4 specification (210 X 297 mm) (Please read the precautions on the back before filling out this page) 1 ^ ·; ------- Order --------- line! Ministry of Economic Affairs Printed by Intellectual Property Bureau Staff Consumer Cooperatives -13- 460874 A7 B7 Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 5. Description of the invention (11) The roller 16 is located on the magnetic link, and it is mounted on the bracket 2 4 using an adhesive 0 on the actuator base 1 5 a The bottom surface is a part of the coil part 17 and a part of the flexible substrate 19 for supplying electrical signals is fixed by soldering. The mirror 60 is a rectangular plate in which a metal film is deposited on an optical glass or an optical resin member, and is fitted along the inclined portion 38a between the side wall surfaces 3 8 b of the first rising piece 38. That is, the mirror 60 and the lens actuator 15 reflect the laser light incident on the mirror 60 directly above, and are respectively mounted on the surface of the bracket 2 4 so that they can be projected out of the objective lens held by the lens holder 1 5 b. 1 4 The center □ collimator lens 4 5 is made of glass or resin, and consists of an optical lens 4 6 that converts incident laser light into parallel light, and a cylindrical metal barrel 4 7 An optical lens 4 6 is firmly embedded in the lens barrel 4 7. The collimator lens 4 5 is arranged between the side wall surfaces 3 9 b of the second rising piece 3 9 of the bracket 2 4 and abuts the groove portion. 3 9 c and the outer peripheral wall of the lens barrel 4 7 are attached and fixed using an adhesive 13 such as an ultraviolet curing type as an adhesive. The light-receiving part 18 is composed of a light rectangular element 2 3 of a rectangular metal plate, an optical element such as a laser diode that generates laser light, and a light-receiving element 2 that detects laser light. 5 is formed by bending the wrist portion 2 a at right angles at both ends of the base portion 2 3. In addition, the photo-incorporated element 25 is attached to the base portion 23, and can be electrically connected to a portion of the flexible substrate 19, and fixed by soldering. And, 2 3 a shape on the wrist (please read the notes on the back before filling this page)-^ ___ Order i line—Λ .--------------- This paper size Applicable to China National Standard (CNS) A4 specification (210 X 297 mm) -14- A7 460874 B7_ V. Description of the invention (12) A circular hole 23b is formed so that the circular hole 23b and the third rising piece of the bracket 24 4 1 of the round holes 4 3 overlap, use the adhesive 1 3 to install and fix. The flat lens 49 is a metal film deposited on an optical glass or an optical resin member, and is embedded in the cutout 4 2 a of the receiving portion 4 2. Between the light-receiving portion 1 8 and the collimator lens 45, The part 18 and the collimator lens 45 are arranged obliquely. The flat lens 49 corrects the optical aberration of the incident laser light. The assembly of each component is described below. First, prepare a mold (not shown) for mounting each component of the bracket 2 to 4 *> Here, the mold is prepared; a cuboid base is formed by protruding upward from the base The plurality of protrusions and a notch portion in which one of these protrusions is formed into a substantially V-shape. In addition, when the collimator lens 45 is mounted on the bracket 2 4 that is bent into a predetermined shape by press processing, first, the bracket 24 is turned upside down, and the bracket 24 is placed on the mold to correctly position it. Fixed so that it cannot move. At this time, the protruding portions are located in the respective openings 3 6_, 37 of the bracket 24 so as to protrude upward from the base. Before the mounting of the bracket 24, the inclined surface of the above-mentioned notch is pressed, and the mirror 60 is placed in advance along the inclined portion 38a of the first rising piece 38. Next, as shown in FIG. 3 and FIG. 4, in a state where it is mounted on a tool (not shown), the second opening portion 37 of the bracket 24 is inserted and aligned from above (bottom portion 2 6 a side). The collimator lens 4 5 is sandwiched between the side wall portions 3 9 b of the second rising piece 3 9. The groove portion 3 9 c of each side wall portion 3.9 b is formed by the second rising piece 3 9 and the collimator lens ------------- and -------- order --------- line--f- 1 '^ factory (please read the precautions on the back before filling this page) The paper size printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs applies to the Chinese national standard ( CNS) A4 size (210 X 297 mm) 15- 4 60 8 7 4 A7 B7 5. Description of the invention (13) The contact portion of 4 5 extends to the tip side. Next, an ultraviolet-curing adhesive 13 is injected into the contact portion of the side wall portion 3 9 b and the groove portion 3 9 c of the collimator lens 45 and the outer peripheral wall of the lens barrel 4 7 and the surrounding gap portion. At this time, the adhesive 1 3 is injected from the vertical portion 3 9 e facing the groove portion 3 9 c of the bottom surface 2 6 a. Based on the viscosity of the adhesive 13, the adhesive 13 is directed from the vertical portion 3 9 e to The horizontal part 39 d flows, and the horizontal part 39 d will become a storage tank for the adhesive. Therefore, the adhesive agent 13 can be sufficiently coated in the horizontal portion 39 d, the contact portion and the gap portion between the horizontal portion 3 9 d and the outer tube wall of the collimator lens 45 5 and the outer tube wall. When the adhesive 1 3 is fully applied, the above-mentioned contact portion and the gap portion are irradiated with ultraviolet rays, and the collimator lens 45 is fixed to the second rising piece 39 of the bracket 2 4. Similarly, in a state where the flat lens 49 is mounted with the bracket 2 4 upside down, the flat lens 49 is inserted from above into the cut groove 4 2 a of the receiving part 4 2 and the collimator is installed. In the case of the lens 4 5, the adhesive 13 is similarly fixed using the adhesive 1 3. On the mirror 60, the mirror 60 and the first rising piece 38, which are placed on the protrusions belonging to the mounting reference surface of the mold, are positioned, and fixed in the same manner as the above-mentioned collimator mold mirror 45. Next, as shown in FIG. 5, after returning from the inverted state of the bracket 24 to the original state, the lens actuator 15 enables the objective lens 14 to be located at the center of the light emitted from the lens 60 and disposed in the span. It is directly above the first opening 36 of the bracket 2 4 and the position is adjusted to install and fix the adhesive 1 3 ° The light-receiving section 18 uses a mold to float on the bracket using the mold (please read the (Please note this page and fill in this page again) • I ^ III ---- Order · --II --- l · -Line--Printed by the Consumers' Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, China Paper Standard Applies to Chinese National Standards (CNS) A4 specifications (210 X 297 mm) -16- A7 460874 B7__ V. Description of the invention (14) 2 of the third standing piece 4 1 and the space enclosed by the receiving part 4 2 (notched part 40) Status is configured. At this time, the light-integrated element 25 of the light-receiving portion 18 and the side wall of the receiving portion 42 are arranged facing each other with a slight gap. The laser light emitted from the light-receiving part 1.8 can be emitted from the center of the objective lens 14 of the lens holder 15b, and the mounting position is adjusted. After the adjustment, the third rising piece 4 1 end surface 3 1 a and the light-receiving part 1 8 The wrist part 2 3 a of the base part 2 3 can be overlapped, and UV-curable adhesive 1 3 is injected into each of the round holes 2 3 b and 4 3, and the light-emitting part 18 is fixed to the bracket 2 4. The laser light emitted from the optical pickup head 10 of the assembled light receiving unit 1 8 and the light integrating element 25 of the light receiving and receiving unit 18 passes through the flat lens 49 disposed on the receiving unit 4 2 and the collimator lens 4 5 is converted into parallel light, passes through the mirror 60, is bent at a right angle, and enters the objective lens 14. In addition, the laser light emitted from the objective lens 14 is focused by a disc surface (not shown), and the information recorded on the disc is read. In addition, the return light reflected from the disc surface in response to this information passes through the same optical path and enters the light-integrated element 25 in the light-receiving portion 18. And, in response to the amount of returned light, converted to the required electrical signal & can read the disc information. In addition, following the information on the surface of the optical disc, the carriage 2 4 of the optical pickup head 50 is supported by the optical disc device so as to be movable, and moves along the axis of the device. The structure is such that the assembled optical pickup head 10 is moved with respect to the optical axis direction of the collimator lens 45 and the vertical portion 3 9 e of the groove portion 3 9 c ---- Ί1 .----- --- Hidden -------- Order --------- '! Line-("--(Please read the notes on the back before filling out this page) Printed by the Intellectual Property Bureau Staff Consumer Cooperatives of the Ministry of Economic Affairs This paper is printed in accordance with China National Standard (CNS) A4 (210 X 297 mm)- 17- A7 460874 B7 _ — V. Description of the invention (15) (Please read the precautions on the back before filling this page) The side of the pull-out becomes a wall, and the embedding of the bracket 2 4 of the collimator lens 4 5 Moving in the opposite direction, the pull-out side of the horizontal portion 3 9 d becomes a wall, and the fixing strength can be increased through the adhesive 1 3. Also, because the vertical surface 3 9 e of the groove portion 3 9 c is an extension or bottom surface portion 26a, 26a, Therefore, only the adhesive agent 1 3 can be dropped from the mold mounting bracket 24, and can be simply applied to the required place, and the coating operation becomes very simple. Moreover, the adhesive agent 1 3 can also be used with high viscosity. If necessary, the type of the adhesive 13 can be changed greatly. The other embodiment of the present invention is described below using FIG. 9. FIG. 9 shows the light for DVD (Degital Versatile Disk or Digital Video Disk). The state of the optical element mounted on the carriage of the reading head Oblique view
Q 於上述之實施形態曾就準直儀透鏡4 5對於托架2 4 之安裝固定做了說明，但是於本實施形態就其他光學構件 亦即鏡及稜鏡之安裝固定加以說明。 經濟部智慧財產局員工消費合作社印製 第9圖係只表示爲了簡化，托架1 2 4 (相當於第1 圖之托架2 4 )與搭載於此托架1 2 4之光學構件亦即準 寓儀透鏡145，鏡160 (相當於第1圖之鏡60)及 稜鏡2 0 0。 首先，托架1 2 4係由沖壓加工所形成之鈑金所構成 ，主要爲由；具有彎曲部1 2 4 a與突出部1 2 4 b —部 分成.略呈長方形之底面部1 2 6 a，與沿著底面部 1 2 6 a之長向兩緣將折彎托架1 2 4之一部分分別對向 -18- 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） ά^087Λ Λ7 Β7 五、發明說明（16 ) 豎設之側壁部126b，126c，與從突出部124b 先端部沿著底面部1 2 6 a長向豎設之側壁部1 2 9 ’與 如連結側壁部1 2 6 b及1 2 9沿著底面部1 2 6 a彎曲 部1 2 4 a所豎設之側壁部1 7 〇 ’與如連接側壁部 126b ，126c間從底面部126a所豎設之側壁部 1 7 1所構成。 又，側壁部1 2 6 b ’ 1 2 6 c —端’係從底面部 126a突出，在其先端，分別形成有缺口溝128a， 1 2 8 b ° 又，與形成有在側壁部1 26 c之缺口溝1 28b之 一端相反側之端部，與在側壁部1 2 9，分別形成有貫通 之圓孔130，130 ，圓孔130 ，13 ◦之內徑爲分 別形成爲可由沒有圖示1支軸棒插通之大小。 並且，在底面部1 2 6 a之略中央部，形成有略呈方 形狀之第1開口部1 3 6 ’在面臨於此第1開口部1 3 6 之緣部之一部分，形成有如沿側壁部1 2 6 c所對向豎設 之二對折彎片亦即豎起片138，138及138 一， 1 3 8 >，這些對向面係分別成爲側壁部1 3 8 b， 1. 38b及138 一 b ’ 138— b。並且，在豎起片 138，138設有將此側壁面138b，138b之外 方角隅部切成斜向所成之傾斜部1 3 8 a，1 3 8 a，以 高精度地加工形成使其沒有毛頭。 並且’在豎起片138，138貫通側壁面138b ，1 3 8 b分別形成溝部1 3 8 c，1 3 8 c。此溝部 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） (請先閱讀背面之注咅？事項再填寫本頁) ' — — — — — I—-*-rnJ1111 -線丨 經濟部智慧財產局員工消費合作社印製 A7 B7 46〇874 五、發明說明（17 ) 1 3 8 C係在豎起片1 3 8之寬度方向約略位於中央，在 胃底面部1 2 6 a直交之方向形成缺口，其下端部係形成 胃能夠位於從豎起片1 3 8之折彎部分及至底面部 1 2 6 a —部分。 並且，溝部1 3 8 c注入塡充有黏著劑，在豎起片 工38，138之側壁面138b，138b間配置後述 鏡1 6 0使用黏著劑加以安裝固定。 又，在豎起片138/，138/之側壁面 ，138/fe間配置後述準直儀透鏡145使 用黏著劑加以安裝固定。 另一方面，於底面部1 2 6 a第1開口部1 3 6與偏 靠於側壁部1 7 1所鄰接位置，形成有成爲Η字形狀之第 2開口部1 3 7，在面臨於此第2開口部1 3 7之緣部一 部分，形成有如沿著側壁部1 2 6 b，1 2 6 c所對向豎 設之~對折彎片亦即豎起片1 3 9，其對向面係成爲側壁 面139b，139b。並且，在豎起片139，139 ’設有將此側壁部1 3 9 b，1 3 9 b外方角隅部切成斜 向所形成之傾斜部139a，139 a，以高精度加工形 嗦使其沒有毛頭。 V-' 並且，在豎起片139，139，貫通側壁部 139b，139b分別形成有溝部139c，i39e 。此溝部139c係位於豎起片139之約略中央，在與 底面部1 2 6 a直交方向形成有缺口，其下端部係形成爲 位於從豎起片1 3 9之折彎部分及至底面部1 2 6 a之~ 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -丨---Ί Λ--Τ!--- 气)-------訂---------線 f ί (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 -20- A7 B7 五、發明說明（18 ) 部分。 並且，在溝部1 3 9 c注入塡充有黏著劑，在豎起片 1 3 9側壁面1 3 9 Id，1 3 9 b間配置後述之稜鏡 2 0 0使用黏著劑加以安裝固定。 鏡1 6 0係與使用於上述實施形態之鏡6 0同樣，成 爲在光學玻璃或光學樹脂構件表面形成金屬膜等光學薄膜 之方形板狀，在豎起片138，138之側壁面139b ’ 1 3 8 b間經由間隙，並且，沿著傾斜部1 3 8 a ， 1 3 8 a配置，作爲接著劑之一使用紫外線硬化型等之黏 著劑安裝固定。按，關於鏡1 6 0之機能，係與上述實施 形態之鏡6 0同樣在此從略其說明。 準直儀透鏡1 4 5，係由玻璃或樹脂所形成，具有與 上述實施形態所使用之準直儀透鏡4 5同樣之機能。並且 ，準直儀透鏡145係在托架124之豎起片138>， 1 3 8 一之側壁面1 3 8 一 b ，1 3 8 / b間經由間隙配 置，作爲接著劑之一使用紫外線硬化型等之黏著劑加以安 裝固定。按，此準直儀透鏡1 4 5也可以爲在圓筒狀之鏡 筒內嵌著光學透鏡者。 # 稜鏡2 0 0係將三角柱狀之光學玻璃或樹脂張貼2個 構成爲直方體之光學構件。在張貼面積層塗布有具有波長 選擇機能之光學薄膜C二向色膜die hr oic film )。此二向色 膜係反射C D ( Compact Disk )用之雷射光，形成爲可透 過 D V D ( Digital Versatile Disk 或 Digital Video Disk )用 之雷射光。 (請先閲讀背面之注意事項再填寫本頁) |典 -----— II訂丨.1 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -21 - 460874 A7 B7 五、發明說明（19 ) (請先閲讀背面之注意事項再填寫本頁) 並且，於第9圖所示托架，係將可搭載具有CD及 DVD用之波長之光源分別裝設之2個光積體元件（都沒 有圖示）。關於光積體元件之機能係與上述實施形態所使 用之光積體元件2 5相同所以在此從略其說明。像這樣， 因搭載CD及DVD用之2個光積體元件，本實施形態之 光讀取頭係不僅是DVD之記錄或再生，也可記錄或再生 CD。 DVD用之光積體元件係在稜鏡2 0 0之托架1 2 4 之側壁部1 7 1側，又，C D用之光積體元件係配置於稜 鏡2 0 0之圖中上面上。像這樣，從CD用之光積體元件 之雷射光係在形成於稜鏡2 0 0之二向色膜反射，所反射 之雷射光將射入於準直儀透鏡1 4 5。另一方面，從 D VD用之光積體元件之雷射光係透過二向色膜，所透過 之雷射光係射入於準直儀透鏡1 4 5。 經濟部智慧財產局員Η消費合作社印製 像這樣，折彎片2 0 0係具有將從CD/DVD用之 光積體元件所射出之雙方波長相異之雷射光導引於準直儀 透鏡1 4 5方向之同一光路之作用者。按，替代上述二向 色膜，將CD/DVD用之雷射光約略反射5 0%，也可 爲具有約略透過5 0%之半透明膜。又，光積體元件並 非限於CD/DVD用之雷射光，也可以具有其他波長之 光源。 並且，稜鏡200係在托架124之豎起片139， 1. 3 9側壁面1 3 9 b，1 3 9 b間經由間隙配置》作爲 接著劑之一，使用紫外線硬化型等之黏著劑安裝固定。 -22- 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 4 6 0 8 74 A7 __ B7 五、發明說明（20 ) 茲就鏡1 6 0與稜鏡2 0 0之裝配說明如下。 (請先閱讀背面之注意事項再填寫本頁) 首先，在托架1 2 4準備裝配各光學構件所用之工模 (沒有圖示）。在此，工模係具有成爲直方體之基座，與 從基座向上方突出形成之複數突起部。這些突起部之中一 個係形成爲略呈v字狀之缺口部，其他之1個爲具有平坦 部。 並且，欲將鏡1 6 0與稜鏡2 0 0安裝於托架1 2 4 時，首先，將托架1 2 4從第9圖之狀態將上下顛倒之狀 態，在工模載置托架1 2 4，正確地定位固定使其不能移 動。此時，在托架124之各開口部13. 6，137內分 別位有備有缺口部之突起部，與備有平坦部之突起部° .潑 按，裝配托架1 2 4之前，在上述缺口部之傾斜面鏡 160爲如沿著豎起片138，138之傾斜部138a ，138a，成預先定位之狀態載置，又，在上述平坦部 係稜鏡2 0 0爲成預先定位之狀態載置。 經濟部智慧財產局員工消費合作社印製 並且，將托架1 2 4安裝於沒有圖示工模之狀態下， 對於托架124之開口部136，137內分別配置鏡 160與稜鏡200，在豎起片138，138及139 $139之各側面壁138b，138b及139b ’ 1 3 9 b間定位成能夠位於既定位置。 接著，於鏡160，係形成於側壁面138b， 138b之溝部138c，138c，與在鏡160之兩 緣部與側壁面i 3 8 b，1 3 8 b之間隙部，注入塡充紫 外線硬化型之黏著劑（接著劑及此接著劑之塡充狀態爲沒 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公爱） A7 460874 ____B7___ 五、發明說明（21 ) 有圖示）。此時，從面臨於底面部126 a之溝部 1 3 8 c注入黏著劑，由於黏著劑之黏性，此黏著劑流動 於溝部1 3 8 c，1 3 8 c之全體變成黏著劑之儲留部。 所以，溝部138c，138c，與此溝部138c， 1 3 8 c與鏡1 6 0兩端緣之間隙部充分塗敷黏著劑。此 黏著劑爲充分塗敷之狀態下，對於上述溝部1 3 8 c， 1 3 8 c及上述間隙部分照射紫外線，將鏡1 6 0固著於 托架124之豎起片138，138。 像這樣，並非只是鏡160與側壁面138b， 138b之間隙部分，藉在溝部138c，138c塡充 黏著劑，連結鏡160與豎起片138，138，並且， 設了補強所需之黏著劑儲池，所以可提升對於鏡1 6 0之 豎起片138，138之黏著強度。又，溝部138c， 138c因從托架124之豎起片138，138及至底 面部126a形成，從配置於溝部138c，138c之 底面部1 2 6 a之部分就簡單地注入接著劑接著，所以不 僅可簡單進行塗敷作業，並且，可更確實地塗敷接著劑對 於豎起片138，138固著鏡160。 . 同樣，於稜鏡200，形成於側壁面138b， is.· 138b之溝部138c，138c，與稜鏡200之兩 側壁與上述側壁面1 3 8 b，1 3 8 b之間隙部分注入塡 充紫外線硬化型接著劑（接著劑及此接著劑之塡充狀態爲 沒有圖示）。此時，從面臨於底面部126a之溝部 1 3 8 c注入接著劑，藉接著劑之黏性，此接著劑流動於 -----J--^------ t (請先閲讀背面之注音？事項再填寫本頁) 訂； 線. 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐〉 -24- 460874 ______ _ B7 五、發明說明（22 ) 整個溝部138c，138c而變成接著劑儲池。因此， 在溝部138c ’ 138c，與此溝部138c， 1 3 8 c與稜鏡2 0 0兩側壁之間隙部分充分塗敷接著劑 。在此接著劑充分塗敷之狀態下，對於上述溝部1 3 8 c ’ 1 3 8 c及上述間隙部分照射紫外線，將稜鏡2 〇 〇固 著於托架124之豎起片139，139。 像這樣，並非只是稜鏡2 0 0與側壁面1 3 9 b， 139b之間隙部分，藉在溝部138c，138c塡充 接著劑，連結稜鏡200與豎起片139，139,並且 ’因設置了欲補強接著劑儲池，所以，可提昇對於稜鏡 200之豎起片139 ’139之接著強度。又，因溝部 1 3 8 c ，1 3 8 c係形成爲從托架1 2 4之豎起片 1 3 9，1 3 9及至底面部1 2 6 a，可從配置於溝部 1 3 8 c，1 3 8 c底面部1 2 6 a之部分簡單地注入裝 著，所以可將稜鏡2 0 0固著於托架1 2 4之豎起片 1 3 9-1 3 9 = 如以上所說明，如本實施形態，將鏡_1 6 0及稜鏡 2 0 0安裝固定托架1 2 4時也可適用本發明。 按，於本實施形態係構成爲在欲安裝固定準直儀透鏡 145所需之豎起片138 /，138 —沒有溝部。 又，不限於上述MD用或DVD用光讀取頭即使於其 他方式所使用之光讀取頭，也可適用本發明。 又，不限於上述準直儀透鏡4 5，鏡1 6 0或稜鏡 2 ◦ 0之光學構件，射出雷射光之雷射二極體等及光元件 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） (請先閱讀背面之注音？事項再填寫本頁) 訂·. 線· 經濟部智慧財產局員工消費合作社印製 -25- 460874 A7 _ B7 五、發明說明辟） ’受光雷射光之光電二極體等受光元件，進行雷射光之射 出發受光之光積體元件，波長板，光學校正元件，具有物 鏡之二軸致動器等之光學構件安裝固定於托架時也可適用 本發明。 〔發明效果〕 構成爲如上之光讀取頭，係托架，與折彎此托架之一 部分之一對折彎片，與形成在該折彎片可注入接著劑之溝 .部’在該溝部配置光學構件，因將光學構件經由接著劑安 裝固定於該折彎片之間，溝部之形狀爲限制光學構件之移 動，並且，注入塡充於溝部內之接著劑充分存留，可對於 折彎片牢固地固著光學構件。 又，折彎片係互相向相反方向豎起加以對向配置，因 溝部係由水平部與從此水平部之約略中央向垂直延伸之垂 直部所形成，不僅限制溝部之水平部爲將光學構件之上下 移動，及水平部之前後移動，並且，因可對於溝部內之接 著劑之塗敷量充分存留，所以，可對於折彎片牢固地固著 光學構件。 又，因溝部，係形成爲從托架之折彎片及至底面部， 所以，可從配置於溝部底面部之部分簡單地注入裝著，不 僅可簡單地進行塗敷作業，並且，更確實地塗敷接著劑， 可對於折彎片固著光學構件。 又，托架係因由鈑金所形成，所以容易加工可自由設 計溝部之形狀，所以可增加接著劑之塗敷量之既定形狀在 (請先閱讀背面之注意事項再填寫本頁) -i ------ 訂---------^ I線 ^f 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -26 - 經濟部智慧財產局員工消費合作社印製 460874 A7 ____B7___ 五、發明說明Μ ) 溝部缺口加工，溝部形狀不僅限制光學構件之移動，並且 ，可對於折彎片固著光學構件。 又，溝部，因係折彎片與光學構件之接觸部分向先端 部側延伸形成，從底面部側注入接著劑時，可將接著劑流 入於折彎片與光學構件之接觸部分更上側（與接著劑注入 側爲相反側），不僅可更加牢固地固定光學構件，並且/ 對於上側之衝擊，振動等之外部作用更加耐用。 又，上述光學構件因係透鏡或稜鏡或鏡，所以，也可 較佳地適用本發明於光學玻璃或光學樹脂所形成之透鏡或 稜鏡或鏡。 圖式之簡單說明 第1圖係拆下側壁部之一之狀態下之本發明之光讀取 頭之斜視圖。 第2圖係於第1圖之光讀取頭之部分放大斜視圖。 第3圖係表示倒翻本發明之光讀取頭之托架裝配各零 件狀態之斜視圖。 第4圖係表示對於本發明之光讀取頭之托架安裝準直 儀透鏡狀態，於第2圖從3 — 3線所視之部分斜視圖。 第5圖係表示對於本發明之光讀取頭之托架安裝各零 件狀態之斜視圖。' 第6圖係拆下側壁部一狀態下之先行技術之光讀取頭 之斜視圖。 第7圖係用來說明對於先行技術之光讀取頭之托架安 !!1:--Ί---- Ί! — — — 訂----ill··線 I _、飞· (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） -27- 460874 A7 B7 五、發明說明辟） 裝各零件狀態所用之斜視圖。 第8圖係表示先行技術之光讀取頭之托架安裝準直_ 透鏡狀態，於第6圖從7 - 7線所視之部分放大剖面圖。 第9圖有關本發明之光讀取頭之其他實施形態，表示 對於光讀取頭之托架安裝各光學構件狀態之斜視圖。 〔符號之說明〕 13 接著手段（接著劑），24，124 托架， 26a，126a 底面部，39 折彎片（第2豎起片 )，138，139 折彎片（豎起片），39c，. 138c，139c 溝部，39d 水平部， 3 9 e 垂直部，45 準直儀透鏡，160 鏡， 200 稜鏡。 (請先閱讀背面之注意事項再填寫本頁) 訂. 經濟部智慧財產局員Η消費合作社印制取 本紙張尺度適用ΐ國國家標準（CNS)A4規格（210 X 297公釐） -28-Q In the above embodiment, the installation and fixing of the collimator lens 45 and the bracket 2 4 has been described, but in this embodiment, the installation and fixing of other optical components, that is, the mirror and the cymbal are described. The 9th figure printed by the Employees' Cooperative of the Intellectual Property Bureau of the Ministry of Economics is only for simplicity. The bracket 1 2 4 (equivalent to the bracket 2 4 in Figure 1) and the optical components mounted on this bracket 1 2 The quasi-unit lens 145, the mirror 160 (equivalent to the mirror 60 in the first figure), and 稜鏡 200. First, the bracket 1 2 4 is made of sheet metal formed by punching, mainly composed of; it has a curved portion 1 2 4 a and a protruding portion 1 2 4 b-partly formed. A slightly rectangular bottom surface portion 1 2 6 a It is opposite to a part of the bending bracket 1 2 4 along the two edges along the long side of the bottom surface 1 2 6 a. -18- This paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm). ά ^ 087Λ Λ7 Β7 V. Description of the invention (16) The side wall portions 126b, 126c which are erected, and the side wall portions 1 2 6 a which are erected along the bottom surface 1 2 6 a from the tip end of the protruding portion 124b are connected with The side wall portions 1 2 6 b and 1 2 9 are erected from the bottom surface portion 126 a along the bottom surface portion 1 2 6 a along the bottom surface portion 1 2 6 a curved portion 1 2 4 a and connected to the side wall portions 126 b and 126 c. The side wall portion 1 71 is configured. In addition, the side wall portion 1 2 6 b '1 2 6 c-end' is protruded from the bottom surface portion 126 a, and notches 128a, 1 2 8 b ° are formed at the front ends, respectively, and the side wall portion 1 26 c is formed. The end of the notch groove 1 28b on the opposite side of the one end, and the side wall portion 1 2 9 are respectively formed with circular holes 130, 130, and the circular holes 130, 13. The inner diameters are formed separately. The size of the support rod. In addition, the first opening portion 1 3 6 ′ having a substantially square shape is formed at a substantially central portion of the bottom surface portion 1 2 6 a. A portion of an edge portion facing the first opening portion 1 3 6 is formed along a side wall. The two pairs of bending pieces erected in the opposite direction of the part 1 2 6 c, that is, the rising pieces 138, 138, and 138 one, 1 3 8 > These facing surfaces become the side wall portions 1 3 8 b, 1. 38b, respectively. And 138 a b '138— b. In addition, the rising pieces 138 and 138 are provided with inclined portions 1 3 8 a and 1 3 8 a which are formed by cutting the corner corner portions of the side wall surfaces 138 b and 138 b obliquely. No hair. In addition, grooves 1 3 8 c and 1 3 8 c are formed in the rising pieces 138 and 138 penetrating the side wall surfaces 138b and 1 3 8b, respectively. The paper size of this groove is applicable to Chinese National Standard (CNS) A4 (210 X 297 mm) (Please read the note on the back? Matters before filling out this page) '— — — — — I —- *-rnJ1111 -line丨 Printed by A7 B7 46〇874 of the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 5. Description of the invention (17) 1 3 8 C is located approximately in the center of the width of the riser 1 3 8 and is located at the bottom of the stomach 1 2 6 a A notch is formed in the orthogonal direction, and the lower end portion forms a portion where the stomach can be located from the bent portion of the rising piece 1 3 8 to the bottom surface portion 1 2 6 a. In addition, the groove portion 1 3 8 c is filled with an adhesive, and a later-described mirror 160 is installed and fixed between the side wall surfaces 138 b and 138 b of the rising blades 38 and 138. A collimator lens 145, which will be described later, is arranged between the side wall surfaces 138 / fe of the rising pieces 138 /, 138 / fe, and fixed with an adhesive. On the other hand, a second opening 1 3 7 is formed in a zigzag shape at a position adjacent to the first opening portion 1 3 6 of the bottom surface portion 1 2 6 and the side wall portion 1 7 1. A part of the edge portion of the second opening portion 1 3 7 is formed to be erected along the opposite direction of the side wall portions 1 2 6 b, 1 2 6 c ~ the opposite bending piece, that is, the rising piece 1 3 9, the opposite surface thereof It becomes the side wall surfaces 139b, 139b. In addition, the rising pieces 139 and 139 'are provided with inclined portions 139a and 139a formed by cutting the side corner portions 1 3 9 b and 1 3 9 b into obliquely obliquely. It has no hairs. V- 'In addition, grooves 139c and i39e are formed in the rising pieces 139 and 139 and penetrate the side wall portions 139b and 139b, respectively. This groove portion 139c is located approximately at the center of the rising piece 139, and a notch is formed in a direction orthogonal to the bottom surface portion 1 2 6a. The lower end portion is formed at the bent portion from the rising piece 1 3 9 and to the bottom surface portion 1 2 6 a of ~ This paper size applies to China National Standard (CNS) A4 specifications (210 X 297 mm)-丨 --- Ί Λ--Τ! --- gas) ------- order --- ------ line f ί (Please read the notes on the back before filling this page) Printed by the Consumers' Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs -20- A7 B7 V. Description of Invention (18). In addition, 塡 is filled with an adhesive agent in the groove portion 1 3 9 c, and 稜鏡 2 0 0 described later is arranged between the side wall surfaces 1 3 9 Id and 1 3 9 b of the rising piece 2 0 0 and fixed by using an adhesive agent. The mirror 1 60 is a square plate having an optical film such as a metal film on the surface of optical glass or an optical resin member in the same manner as the mirror 60 used in the above-mentioned embodiment. The spaces between 3 and 8 b are arranged along the inclined portions 1 3 8 a and 1 3 8 a. As one of the adhesives, an ultraviolet curing adhesive or the like is used for mounting and fixing. The function of the mirror 160 is the same as that of the mirror 60 of the above embodiment, and the description is omitted here. The collimator lens 1 45 is made of glass or resin, and has the same function as the collimator lens 45 used in the above embodiment. In addition, the collimator lens 145 is attached to the rising piece 138 of the bracket 124, the side wall surfaces of 1 3 8 1 1 3 8 a b, and 1 3 8 / b are arranged through a gap, and UV curing is used as one of the adhesives. Type of adhesive is installed and fixed. In addition, the collimator lens 1 4 5 may also be an optical lens embedded in a cylindrical lens barrel. # 稜鏡 2 0 0 is a triangular optical element made of triangular glass optical glass or resin. An optical film C dichroic film (wavelength-selective film) having a wavelength selective function is coated on the posted area layer. This dichroic film reflects laser light for CD (Compact Disk), and is formed to transmit laser light for DVD (Digital Versatile Disk or Digital Video Disk). (Please read the notes on the back before filling out this page) | Code --------— Order II 丨 .1 Printed by the Consumers' Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs This paper is printed in accordance with Chinese National Standard (CNS) A4 Specification (210 X 297 mm) -21-460874 A7 B7 V. Description of the invention (19) (Please read the precautions on the back before filling out this page) And the bracket shown in Figure 9 will be equipped with CD and DVD The light source of the wavelength is used to install two light-integrated body elements (both are not shown). The function of the light-integrated element is the same as that of the light-integrated element 25 used in the above-mentioned embodiment, so the description is omitted here. As described above, since the two optically integrated elements for CD and DVD are mounted, the optical pickup head of this embodiment can record or reproduce not only a DVD but also a CD. The optical integrated element for DVD is located on the side of the side wall of the bracket 1 2 4 of 稜鏡 200, and the optical integrated element for CD is located on the upper side of the figure of 稜鏡 200. . In this way, the laser light from the photo-integral element for CD is reflected by the dichroic film formed at 稜鏡 200, and the reflected laser light is incident on the collimator lens 145. On the other hand, the laser light from the light-integrated element for D VD is transmitted through the dichroic film, and the transmitted laser light is incident on the collimator lens 145. A member of the Intellectual Property Bureau of the Ministry of Economic Affairs and the Consumer Cooperative printed like this. The bending piece 2 0 has laser light of different wavelengths emitted from the optical integrated element for CD / DVD to guide the collimator lens 1. 4 Actors of the same light path in 5 directions. Instead of the above-mentioned dichroic film, the laser light for CD / DVD is reflected approximately 50%, and it may also be a translucent film with approximately 50% transmission. Moreover, the light-integrated element is not limited to laser light for CD / DVD, and may have light sources of other wavelengths. In addition, 稜鏡 200 is arranged on the stand-up piece 139 of the bracket 124, 1. 3 9 side wall surfaces 1 3 9 b, and 1 3 9 b through a gap. As one of the adhesives, an ultraviolet curing type adhesive is used. Installation is fixed. -22- The size of this paper is applicable to Chinese National Standard (CNS) A4 (210 X 297 mm) 4 6 0 8 74 A7 __ B7 V. Description of the invention (20) I will take a photo of 1 6 0 and 稜鏡 2 0 0 The assembly instructions are as follows. (Please read the precautions on the back before filling in this page.) First, prepare the molds (not shown) for assembling each optical component in the bracket 1 2 4. Here, the mold has a base which is a cuboid, and a plurality of protrusions formed so as to protrude upward from the base. One of these protrusions is formed as a notch portion having a slightly V-shape, and the other one has a flat portion. When mounting the mirrors 160 and 稜鏡 2 0 on the bracket 1 2 4, first, the bracket 1 2 4 is turned upside down from the state shown in FIG. 9, and the bracket is placed on the mold. 1 2 4. Position and fix it properly so that it cannot move. At this time, there are protrusions provided with cutouts and protrusions provided with flat portions in the openings 13.6, 137 of the bracket 124, respectively. The inclined mirror 160 of the above-mentioned notched portion is, for example, placed along the inclined portions 138a, 138a of the rising pieces 138, 138 in a pre-positioned state, and in the above-mentioned flat portion, it is pre-positioned 200 Status loading. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, and the brackets 1 2 4 are installed in a state not shown in the figure. The openings 136 and 137 of the bracket 124 are respectively provided with mirrors 160 and 稜鏡 200. The side walls 138b, 138b, and 139b 'of the raised pieces 138, 138, and 139 $ 139 are positioned so as to be able to be located at predetermined positions. Next, the mirror 160 is formed with groove portions 138c and 138c on the side wall surfaces 138b and 138b, and gaps between the two edge portions of the mirror 160 and the side wall surfaces i 3 8 b and 1 3 8 b. Adhesives (adhesives and the state of filling of the adhesives are not in accordance with the Chinese paper standard (CNS) A4 (210 X 297)) A7 460874 ____B7___ 5. The description of the invention (21) is shown in the figure). At this time, the adhesive is injected from the groove portion 1 3 8 c facing the bottom surface 126 a. Due to the viscosity of the adhesive, the adhesive flows through the groove portion 1 3 8 c, and the entire 1 3 8 c becomes the storage of the adhesive. unit. Therefore, the grooves 138c, 138c, and the gaps between the grooves 138c, 138c and the ends of the mirror 160, are sufficiently coated with adhesive. When the adhesive is fully applied, ultraviolet rays are irradiated to the groove portions 1 3 8 c, 1 3 8 c and the gap portion, and the mirror 160 is fixed to the rising pieces 138 and 138 of the bracket 124. In this way, it is not only the gap between the mirror 160 and the side wall surfaces 138b, 138b. The grooves 138c, 138c are filled with an adhesive to connect the mirror 160 and the rising pieces 138, 138. Moreover, an adhesive storage for reinforcement Pool, so it can improve the adhesive strength of the rising pieces 138, 138 of the mirror 160. Further, the groove portions 138c and 138c are formed from the rising pieces 138 and 138 of the bracket 124 and the bottom surface portion 126a. The adhesive agent is simply injected from the portion of the bottom surface portion 1 2 6a disposed on the groove portions 138c and 138c. The coating operation can be easily performed, and the adhesive 160 can be more reliably applied to the standing pieces 138 and 138 to fix the mirror 160. Similarly, at 稜鏡 200, grooves 138c, 138c formed on the side wall surfaces 138b, is .. 138b, and the gaps between the two side walls of 稜鏡 200 and the above-mentioned side wall surfaces 1 3 8 b, 1 3 8 b are injected into the cavity. UV-curable adhesive (the adhesive and the state of charge of the adhesive are not shown). At this time, the adhesive is injected from the groove portion 1 3 8 c facing the bottom surface portion 126a, and the adhesive flows through ----- J-^ ------ t (please first Read the phonetic on the back? Matters and then fill out this page) Order; Line. Printed by the Intellectual Property Bureau of the Ministry of Economy ’s Consumer Cooperatives This paper is printed in accordance with Chinese National Standard (CNS) A4 (210 X 297 mm) -24- 460874 ______ _ B7 V. Description of the invention (22) The entire groove portion 138c, 138c becomes an adhesive reservoir. Therefore, the gap portion between the groove portion 138c '138c and this groove portion 138c, 1 3 8c and 稜鏡 2 0 0 is sufficiently coated. Apply the adhesive. In the state where the adhesive is fully applied, the groove portion 1 3 c ′ 1 3 8 c and the gap portion are irradiated with ultraviolet rays, and 稜鏡 200 is fixed to the rising piece of the bracket 124. 139,139. In this way, it is not just the gap between 稜鏡 2 0 0 and the side wall surfaces 1 3 9 b, 139b, which is filled with the adhesive at the grooves 138c, 138c, and connects 稜鏡 200 with the rising piece 139,139, And 'because the adhesive storage tank to be reinforced is set, the erection piece 139 of 稜鏡 200 can be improved. Since the grooves 1 3 8 c and 1 3 8 c are formed as rising pieces 1 3 9, 1 3 9 and the bottom surface 1 2 6 a from the bracket 1 2 4, they can be arranged from the groove 1 3 8 c, 1 3 8 c The part of the bottom surface 1 2 6 a is simply injected and mounted, so the 稜鏡 2 0 0 can be fixed to the rising piece of the bracket 1 2 4 1 3 9-1 3 9 = As described above, as in this embodiment, the present invention can also be applied when the mirrors 1600 and 稜鏡 200 are attached to the fixing bracket 1 24. According to this embodiment, the system is configured so that the fixing standard is to be installed. The rising piece 138 /, 138 required for the straight lens 145 has no groove. It is not limited to the above-mentioned optical pickup for MD or DVD, and the present invention can be applied to an optical pickup for other methods. In addition, it is not limited to the above-mentioned collimator lens 45, optical member 160 or 稜鏡 2 ◦ 0, laser diodes, etc., and optical components that emit laser light. This paper applies Chinese national standard (CNS) A4. Specifications (210 X 297 mm) (Please read the phonetic on the back? Matters before filling out this page) Order .. Line · Printed by the Employee Consumption Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs -25- 460874 A7 _ B7 5 (Explanation of the invention) 'Light-receiving elements such as photodiodes that receive laser light, and light-receiving elements that perform laser light emission, wavelength plates, optical correction elements, and two-axis actuators with objective lenses. The present invention is also applicable when fixed to a bracket. [Effect of the Invention] The optical pickup head as described above is composed of a bracket, a pair of bent pieces that bends a part of the bracket, and a groove formed on the bent piece into which an adhesive can be injected. The portion is in the groove portion. The optical member is arranged, because the optical member is installed and fixed between the bending pieces via an adhesive, the shape of the groove part is to restrict the movement of the optical member, and the adhesive injected and filled in the groove part is fully retained, and the bending piece can Fix optical components firmly. In addition, the bending pieces are erected in opposite directions to each other and are arranged opposite to each other. The groove portion is formed by a horizontal portion and a vertical portion extending vertically from approximately the center of the horizontal portion. The up-and-down movement and the horizontal portion move back and forth, and since the amount of the adhesive applied in the groove portion can be sufficiently retained, the optical member can be firmly fixed to the bent piece. In addition, since the groove portion is formed from the bent piece of the bracket to the bottom surface portion, it can be easily injected and installed from the portion arranged on the bottom surface portion of the groove portion. Not only can the coating operation be performed simply, but also it can be performed more reliably. The adhesive is applied to fix the optical member to the bent sheet. The bracket is made of sheet metal, so it is easy to process. The shape of the groove can be freely designed. Therefore, the predetermined shape that can increase the amount of adhesive applied (please read the precautions on the back before filling this page) -i- ---- Order --------- ^ I line ^ f Printed by the Employees' Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs This paper is printed in accordance with China National Standard (CNS) A4 (210 X 297 mm) -26 -Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 460874 A7 ____B7___ V. Description of the invention M) The groove notch processing, the shape of the groove not only restricts the movement of the optical member, but also fixes the optical member to the bending sheet. The groove portion is formed by extending the contact portion between the bending piece and the optical member toward the tip end side. When the adhesive is injected from the bottom surface portion side, the adhesive can flow into the contact portion between the bending piece and the optical member on the upper side (and The side where the adhesive is injected is the opposite side), not only can the optical components be more firmly fixed, but also the external effects such as shock and vibration on the upper side are more durable. In addition, since the above-mentioned optical member is a lens or a lens or a mirror, the lens or a lens or a lens formed of an optical glass or an optical resin of the present invention can also be suitably applied. Brief Description of the Drawings Fig. 1 is a perspective view of the optical pickup head of the present invention with one of the side wall portions removed. Fig. 2 is a partially enlarged perspective view of the optical pickup head shown in Fig. 1; Fig. 3 is a perspective view showing a state in which the components of the carriage of the optical pickup head of the present invention are turned over. Fig. 4 is a perspective view of the collimator lens mounted on the carriage of the optical pickup according to the present invention, as viewed from line 3-3 in Fig. 2. Fig. 5 is a perspective view showing a state where various components are mounted on the carriage of the optical pickup head of the present invention. 'Figure 6 is a perspective view of a state-of-the-art optical pickup head with the side wall portion removed. Figure 7 is used to explain the carriage of the optical pickup head of the prior art !! 1 :: Ί ---- Ί! — — — Order ---- ill · · Line I _ 、 Fly · ( Please read the notes on the back before filling in this page) This paper size is applicable to Chinese National Standard (CNS) A4 (210 X 297 mm) -27- 460874 A7 B7 V. Description of the Invention Illustration. Fig. 8 is a state in which a collimator lens of the optical pickup head of the prior art is mounted. Fig. 6 is an enlarged cross-sectional view of a part viewed from line 7-7 in Fig. 6. Fig. 9 is a perspective view showing another embodiment of the optical pickup head according to the present invention, showing a state in which each optical member is mounted on a carriage of the optical pickup head. [Explanation of Symbols] 13 Next means (adhesive), 24, 124 brackets, 26a, 126a bottom surface, 39 bent pieces (second raised piece), 138, 139 bent pieces (raised piece), 39c 138c, 139c groove section, 39d horizontal section, 3 9e vertical section, 45 collimator lens, 160 mirror, 200mm. (Please read the precautions on the back before filling this page) Order. Printed and printed by a member of the Intellectual Property Bureau of the Ministry of Economic Affairs and a Consumer Cooperative. This paper applies the national standard (CNS) A4 specification (210 X 297 mm) -28-