200841945 九、發明說明： 【發明所屬之技術領域】 本發明涉及光學鏡片表面除塵裝置與除塵方法，尤其 涉及一種應用於鏡頭模組組裝過程中之光學鏡片表面除塵 裝置及採用該光學鏡片表面除塵裝置之除塵方法。 【先前技術】 近年來，隨著光學產品之發展，鏡頭模組之應用範圍 持續擴大，如數位相機、具有照相功能之手機等電子產品。 對於私子產品，特別係消費性電子產品，其發展趨勢係輕 里化及薄型化，相應没置於其内之鏡頭模組也變得越來越 小，精岔度之要求也越來越高，所以鏡頭模組之組裝工藝 也需要更高之精確度與穩定性，以保證生產效率和良率。 一 i地，鏡頭模組包括鏡座、與鏡座嚙合連接之鏡筒、 又置於鏡座内之影像感測為以及設置於鏡筒内之光學鏡片 等。所述鏡筒内之光學鏡片包括複數用於將外界光線會聚 於影像感測器表面之光學透鏡（lens)、用於濾除紅外光^之 =外截止濾光片（Infrared Ray-Cut Filter，IR心t f山⑷ 等。在鏡頭模組之組裝過程中，由於靜電效應，光學鏡片 之表面容易吸附灰塵，造成不良品，甚至可能會影塑鏡頭 模組成像之品質。 ’通常之作法係人工用 ’這種做法由於採用了 容易對光學鏡片表面造 為了清除光學鏡片表面之灰塵 過酒精之無塵棉簽來擦拭。然而 溶劑（酒精）對光學鏡片表面擦拭， 成二次污染。 6 200841945 【發明内容】 面除=除=提供一種除塵效果好之光學鏡片 一種光學鏡片表面除塵裝置，用於對光學鏡片表面作 除塵處理，所述光學鏡片表面除塵裝置包括—個超聲波振 盡裝，、至少-個氣體產生裝置以及一他盤。所述超聲 波振盈裝置用於產生超聲波頻率之振動以消除所述光學鏡 鲁片與㈣於所述光學鏡片表面之灰塵之間之㈣性；所述 至少一個氣體產生裝置用於產生流動氣體至所述鏡片表 面，使光學鏡片表面之灰塵與光學鏡片進一步脫離；所述 托盤用於承載所述光學鏡片且位於所述超聲波振盪裝置與 所述氣體產生裝置之間。 " 一種光學鏡片表面除塵方法，採用上述之光學鏡片表 面除塵裝置，包括以下步驟！提供一個具有至少一偭元件 承載槽之托盤，所述光學鏡片設置於所述元件承載槽内，200841945 IX. Description of the Invention: [Technical Field] The present invention relates to an optical lens surface dust removing device and a dust removing method, and more particularly to an optical lens surface dust removing device applied to a lens module assembly process and using the optical lens surface dust removing device Dust removal method. [Prior Art] In recent years, with the development of optical products, the application range of lens modules has continued to expand, such as digital cameras and electronic products with camera functions. For private products, especially consumer electronic products, the development trend is lighter and thinner, and the lens modules that are not placed in them are getting smaller and smaller, and the requirements for precision are becoming more and more important. High, so the assembly process of the lens module also requires higher precision and stability to ensure production efficiency and yield. The lens module includes a lens holder, a lens barrel that is coupled to the lens holder, an image sensor that is placed in the lens holder, and an optical lens disposed in the lens barrel. The optical lens in the lens barrel includes a plurality of optical lenses for condensing external light on the surface of the image sensor, and an infrared ray filter for filtering infrared rays (Infrared Ray-Cut Filter, IR heart tf mountain (4), etc. In the assembly process of the lens module, due to the electrostatic effect, the surface of the optical lens is easy to absorb dust, resulting in defective products, and may even affect the quality of the lens module imaging. 'The usual method is artificial Use this method because it uses a dust-free cotton swab that is easy to remove the dust from the surface of the optical lens to remove the dust on the surface of the optical lens. However, the solvent (alcohol) wipes the surface of the optical lens and causes secondary pollution. 6 200841945 Contents] Surface division = division = provide an optical lens with good dust removal effect. An optical lens surface dust removal device is used for dust removal treatment on the surface of the optical lens. The optical lens surface dust removal device includes an ultrasonic vibration finish, at least - a gas generating device and a disk. The ultrasonic vibration device is configured to generate vibration of an ultrasonic frequency to eliminate the And (4) a fourth atom between the dust of the surface of the optical lens; the at least one gas generating device is configured to generate a flowing gas to the surface of the lens to further separate the dust on the surface of the optical lens from the optical lens; The tray is configured to carry the optical lens and is located between the ultrasonic oscillating device and the gas generating device. " A method for removing dust on an optical lens surface, using the above optical lens surface dust removing device, comprising the following steps! a tray having at least one element carrying groove, the optical lens being disposed in the component carrying groove
將托盤設置於所述超聲波振盪裝置與所述氣體產生裝置之 間；啟動所述超聲波振盪裝置產生具有超聲波頻率之振 動，消除所述光學鏡片與粘附於所述光學鏡片表面之灰塵 之間之粘附性；啟動所述氣體產生裝置產生流動氣體至所 述光學鏡片表面，使所述光學鏡片表面之灰塵與光學鏡片 進一步脫離，達到對光學鏡片表面除塵之效果。 相較於先前技術，所述光學鏡片表面除塵裝置採用了 超聲波振盪裝置與氣體產生裝置，使所述光學鏡片表面之 灰塵清理更加徹底；另外，因為沒有使用除塵溶劑等，從 7 200841945 而避免了光學鏡片之二次污染。 - 【實施方式】 下面將結合附圖，對本發明作進一步之詳細說明。 請參閱圖1與圖2,為本發明第一實施例之光學鏡片 表面除塵裝置100,本發明之光學鏡片表面除塵裝置100 應用於鏡頭模組之組裝過程中，可應用於光學鏡片尚未組 裝入鏡筒之階段，也可以應用於光學鏡片已組裝於鏡筒之 階段。所述光學鏡片表面除塵裝置100包括一個超聲波振 ®盪裝置10與一個氣體產生裝置20。在本實施例中，一個 承載有多個光學鏡片30之托盤40設置於超聲波振盪裝置 10之表面，所述氣體產生裝置20設置於托盤40之與超聲 波振盪裝置10相對之一侧。所述光學鏡片30設置於托盤 40之元件承載槽402内，所述元件承載槽402成陣列式排 列。在本實施例中，光學鏡片30以紅外截止濾光片為例說 明，可以理解，所述光學鏡片30還可以為光學透鏡等；另 •外，本實施例之光學鏡片30處於未裝入鏡筒之階段。 所述超聲波振盪裝置10可以產生具有超聲波頻率範 圍之振動，用於消除光學鏡片30與粘附於光學鏡片30表 面之灰塵之間之粘附性。所述超聲波振盪裝置10包括一個 超聲波發生器102及一個與所述超聲波發生器102電連接 之超聲波振板104。超聲波發生器102用於產生超聲波， 使超聲波振板104發生超聲波頻率之振動。超聲波振板104 包括一個超聲波輻射面1042，所述托盤40設置於所述超 聲波輻射面1042之一側。 8 200841945 所述氣體產生裝置20用於在超聲波振盪裝置10工作 ( 之同時或工作結束後，產生流動氣體至所述光學鏡片30 表面，使光學鏡片30表面之灰塵與光學鏡片30進一步脫 離，從而達到光學鏡片30表面除塵之效果。所述氣體產生 裝置20可以為空氣喷搶或離子風機等，所述空氣喷槍用於 產生空氣流，所述離子風機用於產生離子風。當然，所述 氣體產生裝置20還可以為其他裝置，只要能達到使灰塵與 光學鏡片30表面脫離之效果即可。 ® 請參閱圖3，採用所述光學鏡片表面除塵裝置100對 光學鏡片30表面除塵之步驟300如下： 步驟302 :將裝載有光學鏡片30之托盤40放置於所 述超聲波振盪裝置10之超聲波輻射面1042之一侧，並將 氣體產生裝置20設置於托盤40之與超聲波振盪裝置10 相對之一侧。 步驟304:啟動所述超聲波發生器102,使與其電連接 泰之超聲波振板104產生具有超聲波頻率之振動，以消除光 學鏡片30與粘附於光學鏡片30表面之灰塵之間之粘附 性。本實施例中，所述超聲波發生器102發出超聲波之頻 率優選範圍為1兆赫茲（Megahertz，簡稱MHz)至10兆赫 茲；振動之持續時間一般為數秒至1分鐘或幾分鐘不等， 視灰塵與光學鏡片30之粘附力之實際情況而定，優選所述 振動之持續時間範圍為5秒至30秒。 步驟306 :在超聲波波發生器102啟動之同時或在超 聲波發生器102工作結束後，啟動所述氣體產生裝置20 200841945 產生流動氣體至所述光學鏡片30表面，使光學鏡片3〇表 ‘面之灰塵與光學鏡片30進一步脫離，從而達到光學鏡片 30表面除塵之效果。 請參閱圖4,為本發明第一實施例之光學鏡片表面除 塵裝置200。所述光學鏡片表面除塵裝置2⑻與第一實施 例之光學鏡片表面除塵裝置100基本相同，不同之處在 於，本實施例之光學鏡片表面除塵裝置2〇〇包括一個氣體 籲產生裝置50,所述氣體產生裝置5〇可以由一驅動裝置（圖 未示）驅動在水平方向移動，從而達到對托盤4〇内之所有 光學鏡片30除塵之效果。 可以理解，氣體產生裝置50之數量可根據實際需要改 變，並不限於本實施例。同樣可以理解，所述超聲波振盪 裝置還可以為其他結構，只要可以產生超聲波頻率之振動 消除光學鏡片30與其表面之灰塵之間之粘附性即可，並不 限於本實施例。 • 相較於先前技術，所述光學鏡片表面除塵裝置100和 200採用了超聲波振盪裝置10與氣體產生裝置2〇、5〇，使 光學鏡片30表面之灰塵清理更加徹底，且由於可以一次對 多個光學鏡片加以除塵處理，大大節省時間；另外，由於 沒有使用除塵溶劑等（先前技術中採用了酒精），從而避免 了光學鏡片30之二次污染。 θ綜上所述，本發明確已符合發明專利之要件，爰依法 提出專利申請。惟，以上所述者僅為本發明之較佳實施方 式本毛明之範圍並不以上述實施方式為限，舉凡熟習本 10 200841945 案技藝之人士援依本發明之精神所作之等效修飾或變化， ( 皆應涵蓋於以下申請專利範圍内。 【圖式簡單說明】 圖1係本發明第一實施例之光學鏡片表面除塵裝置與 托盤及托盤内之光學鏡片之組合立體示意圖。 圖2係沿圖1中II-II方向之截面不意圖。 圖3採用圖1之光學鏡片表面除塵裝置之光學鏡片表 面除塵方法之流程圖。 * 圖4係本發明第二實施例之光學鏡片表面除塵裝置與 托盤及托盤内之光學鏡片之組合截面示意圖。 【主要元件符號說明】 表面除塵裝置 100,200 超聲波振盪裝置 10 超聲波發生器 102 超聲波振板 104 超聲波輻射面 1042 氣體產生裝置 20,50 光學鏡片 30 托盤 40 元件承載槽 402 11Providing a tray between the ultrasonic oscillating device and the gas generating device; starting the ultrasonic oscillating device to generate a vibration having an ultrasonic frequency, eliminating between the optical lens and dust adhering to the surface of the optical lens Adhesion; the gas generating device is activated to generate a flowing gas to the surface of the optical lens, so that the dust on the surface of the optical lens is further separated from the optical lens to achieve the effect of removing dust on the surface of the optical lens. Compared with the prior art, the optical lens surface dust removing device adopts an ultrasonic oscillating device and a gas generating device to make the dust cleaning of the surface of the optical lens more thorough; in addition, since no dusting solvent is used, it is avoided from 7 200841945. Secondary pollution of optical lenses. - Embodiments The present invention will be further described in detail below with reference to the accompanying drawings. Please refer to FIG. 1 and FIG. 2 , which are the optical lens surface dust removing device 100 according to the first embodiment of the present invention. The optical lens surface dust removing device 100 of the present invention is applied to the assembly process of the lens module, and can be applied to the optical lens not yet assembled. The stage of the lens barrel can also be applied to the stage in which the optical lens has been assembled in the lens barrel. The optical lens surface dust removing device 100 includes an ultrasonic vibration oscillating device 10 and a gas generating device 20. In the present embodiment, a tray 40 carrying a plurality of optical lenses 30 is disposed on the surface of the ultrasonic oscillating device 10, and the gas generating device 20 is disposed on one side of the tray 40 opposite to the ultrasonic oscillating device 10. The optical lens 30 is disposed in the component carrying groove 402 of the tray 40, and the component carrying grooves 402 are arranged in an array. In the present embodiment, the optical lens 30 is exemplified by an infrared cut filter. It can be understood that the optical lens 30 can also be an optical lens or the like. In addition, the optical lens 30 of the embodiment is in an unmounted mirror. The stage of the tube. The ultrasonic oscillating device 10 can generate vibration having an ultrasonic frequency range for eliminating the adhesion between the optical lens 30 and the dust adhered to the surface of the optical lens 30. The ultrasonic oscillating device 10 includes an ultrasonic generator 102 and an ultrasonic vibration plate 104 electrically connected to the ultrasonic generator 102. The ultrasonic generator 102 is for generating ultrasonic waves to cause the ultrasonic vibration plate 104 to vibrate at an ultrasonic frequency. The ultrasonic vibration plate 104 includes an ultrasonic radiation surface 1042, and the tray 40 is disposed on one side of the ultrasonic radiation surface 1042. 8 200841945 The gas generating device 20 is configured to generate a flowing gas to the surface of the optical lens 30 at the same time (or at the same time as the working of the ultrasonic oscillating device 10), so that the dust on the surface of the optical lens 30 is further separated from the optical lens 30, thereby The effect of dust removal on the surface of the optical lens 30 is achieved. The gas generating device 20 may be an air jet or an ion fan for generating an air flow, and the ion fan is used to generate an ion wind. The gas generating device 20 may also be other devices as long as the effect of detaching the dust from the surface of the optical lens 30 can be achieved. ® Referring to FIG. 3, the step 300 of removing the surface of the optical lens 30 by the optical lens surface dedusting device 100 is performed. As follows: Step 302: The tray 40 loaded with the optical lens 30 is placed on one side of the ultrasonic radiation surface 1042 of the ultrasonic oscillating device 10, and the gas generating device 20 is disposed on the tray 40 opposite to the ultrasonic oscillating device 10. Step 304: Start the ultrasonic generator 102 to electrically connect it with the ultrasonic vibration plate 104 to generate The vibration of the ultrasonic frequency is to eliminate the adhesion between the optical lens 30 and the dust adhered to the surface of the optical lens 30. In the embodiment, the ultrasonic generator 102 emits ultrasonic waves with a frequency preferably in the range of 1 MHz (Megahertz) , abbreviated as MHz) to 10 MHz; the duration of the vibration is generally from several seconds to 1 minute or several minutes, depending on the actual adhesion of the dust to the optical lens 30, preferably the duration of the vibration is 5 seconds to 30 seconds. Step 306: At the same time as the ultrasonic wave generator 102 is started or after the operation of the ultrasonic generator 102 is completed, the gas generating device 20 200841945 is activated to generate a flowing gas to the surface of the optical lens 30 to make the optical lens 3, the dust of the surface is further separated from the optical lens 30 to achieve the effect of dust removal on the surface of the optical lens 30. Please refer to FIG. 4, which is an optical lens surface dust removing device 200 according to the first embodiment of the present invention. The device 2 (8) is substantially the same as the optical lens surface dust removing device 100 of the first embodiment, except that the optical lens of the embodiment The surface dust removing device 2 includes a gas generating device 50, which can be driven to move in a horizontal direction by a driving device (not shown) to achieve dust removal of all the optical lenses 30 in the tray 4 The effect of the gas generating device 50 can be changed according to actual needs, and is not limited to the embodiment. It can also be understood that the ultrasonic oscillating device can also be other structures as long as the ultrasonic frequency can be generated to eliminate the optical lens. The adhesion between 30 and the dust on the surface thereof is not limited to the embodiment. • The optical lens surface dust removing devices 100 and 200 employ the ultrasonic oscillating device 10 and the gas generating device 2 in comparison with the prior art. 5〇, the dust on the surface of the optical lens 30 is more thoroughly cleaned, and since the dust removal process can be performed on a plurality of optical lenses at one time, the time is greatly saved; in addition, since no dust removing solvent or the like is used (alcohol is used in the prior art), Secondary contamination of the optical lens 30 is avoided. In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application in accordance with the law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and those skilled in the art of the present invention will be able to make equivalent modifications or changes in accordance with the spirit of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing the combination of the optical lens surface dust removing device of the first embodiment of the present invention and the optical lens in the tray and the tray. Figure 1 is a cross-sectional view of the optical lens surface dedusting method of the optical lens surface dedusting device of Figure 1. Figure 4 is a second embodiment of the optical lens surface dedusting device of the present invention. Schematic diagram of the combination of optical lenses in the tray and tray. [Description of main components] Surface dust removal device 100, 200 Ultrasonic oscillation device 10 Ultrasonic generator 102 Ultrasonic vibration plate 104 Ultrasonic radiation surface 1042 Gas generating device 20, 50 Optical lens 30 Tray 40 Components Carrying slot 402 11