200804089 九、發明說明： 【發明所屬之技術領域】 本發明係關於一種雙面式自動饋紙裝置，尤其關於 一種能有效避免超薄紙張在饋紙通道中挫曲之雙面^自 動饋紙裝置。 又 > 【先前技術】 習知之雙面掃描器，在掃描文件時，其自動送紙裝 ，通常需要將文件翻轉三次，並且使文件通過掃描區三 當文件第一:欠通過掃描區的時候，其i面受到掃描。 當文件第二次通過掃描區的時候’其背面受到掃描。者 ::第三次w描區時’掃描器並沒有執行任何掃： 朴値^第三次的送紙動作僅是為了使文件恢復到與 原始順序相同的排列順序所作的送紙動作。 、、因此，每一次的掃描程序，都必須等待文 a 通過掃描區後才能繼續饋入下一 一一人 習知之自動送紙裝置，浪費了 4: 這種 使侍知描動作無法快速被執行。 〕 夕八^外1 了順利翻轉紙張，文件饋送路徑上 :通逼’為了使文件之行進路徑具有單向性，必:頁 設計彈性薄片’此彈性薄片可 二第 4=開’並導引朝相反於第-方向行進之紙二： :::。於此情況下’當紙張厚度過小使 广、、氏張無法推開彈性薄片，因不 在通道中而產生挫曲（buekling)現象。之、·氏張可成卡 6 200804089 【發明内容】 因此，本發明之一個目的係提 穴種雙面式自動饋 、、氏裝置，其能有效避免超薄紙張在饋紙通道中挫曲。 =上述目的，本發明提供_種雙面式自動饋紙裝 、、包含-進紙E、一進紙機構、—第二通道 二通這、——第四通道、一第五 機構、-紙張摘測器及一饋紙機；；；出紙匿、一導引 齡祕& — 頌、、氏铖構。進紙匣用以存放複 _ 數、、，氏張。弟一通道連接至進紙 紙張逐-饋送至第一通道中十通進二機構用以將複數 笛 文 Ύ弟一通遏連接至第一通道， 通道具有—影像處理區。第三通道連接至第二通道。 第==連接至第三通道與第二通道。第五通道連接至 於i =式出紙匡連接至第五通道。導引機構位 ^ 弟五通道之—連接處，用以導引紙張從第 二通道進人第五通道與否。紙張❹】器位於第三通道上， ::備測通過第三通道之紙張。饋紙機構用以將紙張從 通道料料通過第m料、第四通道、 弟-通道、第三通道及第五通道，然後進人出紙匿。 懂，為讓本發明之上述目的、特徵、和優點能更明顯易 一下文特舉一較佳實施例，並配合所附圖式，作詳細 說明如下。 ’ 【實施方式】 圖1顯示依據本發明第一實施例之雙面式自動饋紙 :置之示意圖。如圖1所示，本實施例之雙面式自動饋 、，、氏裝置1包含一進紙匣10、一第一通道21(A至B)、一 7 200804089 進紙機構30、一第二通道22ift s ^ MB至C)、一第三通道23( 至23A)、一第四通道24(C至m 1 、一弟五通道25、——Φ 紙匣40、——導引機構50、一強以… ^ 彈性導引片52、一紙張偵 測器60及一饋紙機構70。 明 進紙匣1 0用以存放複數祕粗。 双、、、氏張S，於本實施例中，最 上方的紙張先被饋送。第1道21連接至進紙E 10 進紙機構30用以將複數紙張s 〇迩一饋送至第一通道21 中。於本實施例中，進紙機構3G包含—拾紙滾輪3 一組分紙滾輪32。 ^ 第二通道22連接至第—通道21並具有一影像處理 區22A。於此實施财，影像處理區22a為—掃描區， 通過此區之紙張（或稱文件、原稿）係被—光學模組9 描。於另-實施例中，影像處理區22A為一列印 過此區之紙張係被一列印模組列印資料於其上。 第三通道23連接至第-诵、皆。。7^ 通遏22 ’俾使紙張能從第二 :道22進入第三通道23中。第四通道24連 道23與第二通道22，俾使來自第三通道23 = 進入第四通道2”，而無法進人第二通道22中張^ 通道25連接至第三通道23，俾使來自第三通道u 張可以進入第五通道25中。 、、、 出紙匣40係連接至第五通道25，用以 ⑽':導引機構5。係可擺動，並位於第三通；= 弟五通道25之一連接處26，用以導引紙張S從第-〔畜 道23進入第五通道25與否。彈性導引片52用以導：： 張S從第三诵、首、在 & V引紙 ~ 、23進入苐四通道24，防止紙張s從第 8 200804089 三通道23進入第二通道22，並允許紙 μ 進入第二通道23。紙張偵測器6〇位於#從第二通道22 用以偵測通過第三通道23之紙張S。%弟三通道23上， 以是一種反射式或透射式偵測器，^張偵測器60可 之光線來偵測紙張之前緣或後緣是 =出㊂如紅外線 位置，以作為饋送另一紙張之參考。已經通過某個特定 饋紙機構70包含複數個滾輪71_79。、 式下，饋紙機構70用以將紙張s _°、於雙面掃描模 送通過第二通道22、第三通道23、坌通道21依序饋 m ^ 弟四通道24、笙- 、22、苐三通道23及第五通道25 弟二 出紙匣40。當紙張從第二通道22進入 $、、入又面式 彈性導引片52會被紙張稍微推開，且導=23時， 態如虛線輪廓所示。當紙張從第三通道23 ^ 之狀 24時，鐾以德操退入弟四通道 引片52t 狀態如虛線輪廓所示，且彈性導 0貼緊連接處26。因此，彈性導引 以導引紙張s從第：通道23、隹二¥引片52可以用 從第三通道23二 弟四通道24。當紙張 k 23進入弟五通道25時，導 係如實線輪廓所示。 _引栻構5。之狀態 -單面例中’第三通道23亦連接至出紙11 40。於 道幻：描模式下’饋紙機構7〇更可將紙張8從第一通 入出W序饋送通過第二通道22及第三通道23，然後進 v、氏昆4〇。黛：福；音 弟一通道23之一出紙口 23A比第五通道25 、、、氏口 25A遠離出紙g 4〇。 圖一^示依據本發明第二實施例之雙面式自動饋紙 "之不意圖。如圖2所示，本實施例之雙面式自動饋 9 200804089 紙裝置更包含一單面式屮铋厣^ ^ 八出紙匣80，其連接至第三通道 2 3 ’用以於 '一早面槿式下，λχ. 3Ε 0 ,.. 犋式下，將紙張S從第一通道21依序 饋送通過第二通道22及篦二捅、音μ Al 及弟一通道23，然後進入單面式 出紙匣80。於本實施例中單面式出紙昆8〇高於出紙昆 40。如此-來’使用者可以依據文件或紙張放置的紙匿， 來媒認文件或紙張是否已經受到所想要的單面或雙面處 值仔注意的是彈性導引片52可以被-副導引機構（未 顯不)所代替，副導引機構類似於導引機構5〇而可擺動， 用以導引紙張S從第三通道23進人第四通道24，並用 以導引紙張S從第二通道22進入第三通道u。由於副 機構類似於導引機構50且其擺設位置與彈性導引 52相同，故於此不另外繪製。 :外’為了節省連續饋送紙張的時間，在做第一紙 二:面的掃描的情況下’當第一紙張之尾端從第四 通道24通過b點德，笛_从 一通道21。 ”幻吏《一紙張就可以開始進紙而進入第 圖3顯示依據本發明第三實 =之示意圖。如圖3所示，本實施例之== 紙裝置上包含-進難10、_第一通道 大自動饋 進紙機構30、一第二通道22(…)、一第 )、- 至23A)、—第四通道24(C至B)、一第、、3(C 面式出紙匣40、一導引機構s 、暹25、一雙 饋紙機構70。"引機構5〇、一紙㈣測器及- 進紙E 1〇用以存放複數紙張S，於本實施例中’最 10 200804089 上方的紙張先被饋送。第一通道21連接至進紙匣】 進紙機構30用以將複數紙張s逐一饋送至第一通道 中於本貝施例中，進紙機構3 0包含一拾紙滾輪3〗及 一組分紙滾輪32。 第二通道22連接至第一通道21並具有一影像處理 區22A。於此實施例中，影像處理區22A為一掃描區， 通過此區之紙張（或稱文件、原稿）係被一光學模組卯掃 描。於另一實施例中，影像處理區22A為-列印區，通 過此區之紙張係被一列印模組列印資料於其上。 第一通連接至第二通道22，俾使紙張能從第二 7 22 j入第三通道23中。第四通道24連接至第三通 :二與第二通道22，俾使來自第三通道23之紙張可以 ^弟四通道2”，而無法進人第二通道22中。^ =道25連接㈣三通道23，俾使來自第三通道2 張可以進入第五通道25中。 之、、、氏 雙面式出紙£ 40係連接至第五通道25 過雙面掃描之紙張。導 用以存放經 五通道25之—連接機：5〇位於第三通道。與第 、隹Λ哲、、處用以導引紙張^足第三诵、音^ 、五通道25與否。紙張偵測器、 上，用以價測通過第三通道23之紙張s。：弟二通道23 可以是一種反射$ + $ ^ 、我張偵測器60 線之光線來偵測祕担, 發出譬如紅外 定位置，以作為饋送另一紙張之參二否已經通過某個特 饋紙機構70包含複數個滾輪71-79。於雔 式下，饋紙機構7〇用 、又面掃描模 , 將紙張S從第一通道依序饋 11 200804089 送通過第二通道22、第三通道23、第四通道24、第二 通道22、第三通道23及第五通道25，然後進入雙面式 出紙匣40。當紙張從第二通道進入第三通道時，導引機 構50之狀態係如位於上方之虛線輪廓所示。因此，導引 機構5〇更可以用以導引紙張S從第二通道22進入第二 通道23。當紙張從第三通道進入第四通道時，導引機構 5〇之狀態係如位於下方之虛線輪廓所示。因此，導引機 構5〇可以用以導引紙張S從第三通道23進入第四通道200804089 IX. INSTRUCTIONS: [Technical Field] The present invention relates to a double-sided automatic paper feeding device, and more particularly to a double-sided automatic paper feeding device capable of effectively preventing buckling of ultra-thin paper in a paper feeding passage . Further > [Prior Art] The conventional double-sided scanner, when scanning a document, automatically feeds the paper, usually needs to flip the file three times, and makes the file pass through the scanning area three when the file first: when owing through the scanning area , its i-face is scanned. When the file passes through the scanning area for the second time, its back side is scanned. The following is not performed by the scanner: The scanner does not perform the paper feed action for the third time. Therefore, each scanning program must wait for the text a to pass through the scanning area before continuing to feed the next automatic feeding device of the next person. This wastes 4: This makes the scanning operation unable to be executed quickly. . 〕 夕八^外1 Smoothly flipping the paper, on the file feeding path: Pressing 'In order to make the path of the document unidirectional, the page must be designed with elastic sheets'. This elastic sheet can be second 4=open' and guided Paper two that travels in the opposite direction - :::. In this case, when the thickness of the paper is too small, the sheet cannot be pushed open, and the buekling phenomenon occurs because it is not in the passage. SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a double-sided automatic feed and apparatus for lifting holes, which can effectively prevent buckling of ultra-thin paper in the paper feed passage. = the above purpose, the present invention provides a double-sided automatic paper feeding device, including - paper feeding E, a paper feeding mechanism, - second channel two-way, - fourth channel, a fifth mechanism, - paper The picker and a paper feeder;;; the paper is hidden, a guide age & - 颂, 铖 铖 structure. The paper tray is used to store the complex _ number, , and the sheet. The first channel is connected to the paper feed. The paper is fed one by one to the first channel. The ten-way two-in-one mechanism is used to connect the plurality of flutes to the first channel, and the channel has an image processing area. The third channel is connected to the second channel. The first == is connected to the third channel and the second channel. The fifth channel is connected to the i = type paper exit and is connected to the fifth channel. The guiding mechanism is located at the junction of the five channels to guide the paper into the fifth channel from the second channel. The paper cassette is located on the third channel, and :: the paper passing through the third channel is prepared. The paper feeding mechanism is used to pass the paper from the channel material through the mth material, the fourth channel, the younger channel, the third channel and the fifth channel, and then enters the paper. The above described objects, features, and advantages of the present invention will become more apparent. [Embodiment] Fig. 1 is a view showing a double-sided automatic paper feeding according to a first embodiment of the present invention. As shown in FIG. 1, the double-sided automatic feeding device of the present embodiment includes a paper tray 10, a first passage 21 (A to B), a 7 200804089 paper feeding mechanism 30, and a second Channel 22ift s ^ MB to C), a third channel 23 (to 23A), a fourth channel 24 (C to m 1 , a fifth channel 25, - Φ paper cassette 40, - guiding mechanism 50, A strong to ... ^ elastic guide piece 52, a paper detector 60 and a paper feeding mechanism 70. The clear paper cassette 10 is used to store a plurality of secrets. Double, ,,,,,,, in this embodiment The uppermost sheet is fed first. The first path 21 is connected to the paper feed E 10. The paper feed mechanism 30 is used to feed the plurality of sheets s to the first passage 21. In the present embodiment, the paper feed mechanism 3G The image pickup area 22a is a scan area, and the image processing area 22a is a scan area. The paper (or document, original) is drawn by the optical module 9. In another embodiment, the image processing area 22A prints a line of paper printed in this area by a printing module. The third channel 23 is connected to the first -, all. 7 ^ pass 22 '俾 so that the paper can enter the third channel 23 from the second: the road 22. The fourth channel 24 links 23 and The second channel 22, from the third channel 23 = enters the fourth channel 2", and cannot enter the second channel 22, the channel 25 is connected to the third channel 23, so that the u channel from the third channel can enter The five channels 25, , , and paper trays 40 are connected to the fifth channel 25 for (10)': the guiding mechanism 5 is swingable and located at the third pass; = one of the five channels 25 is connected at 26 , for guiding the paper S from the first - [the livestock road 23 into the fifth channel 25 or not. The elastic guiding piece 52 is used to guide:: the sheet S from the third head, the first, the & V paper ~, 23 Enter the four channels 24 to prevent the paper s from entering the second channel 22 from the 8th 200804089 three channel 23, and allowing the paper μ to enter the second channel 23. The paper detector 6 is located at ##2 from the second channel 22 for detecting the passage The paper S of the third channel 23, on the third channel 23, is a reflective or transmissive detector, and the detector 60 can detect the leading edge of the paper. The trailing edge is = three, such as the infrared position, as a reference for feeding another paper. A certain number of rollers 71_79 have been included by a particular paper feeding mechanism 70. In the formula, the paper feeding mechanism 70 is used to feed the paper s_°, The double-sided scanning mode is sequentially fed through the second channel 22, the third channel 23, and the channel 21, and the four channels 24, 笙-, 22, 苐 three channels 23, and the fifth channel 25 When the paper enters from the second passage 22, the in-and-out elastic guide sheet 52 is slightly pushed away by the paper, and when the guide = 23, the state is as shown by the dotted outline. When the paper is in the shape of the third passage 23, the 四 操 入 入 四 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 52 Therefore, the elastic guide to guide the paper s from the first passage 23, the second take-up sheet 52 can be used from the third passage 23, the second four passages 24. When the sheet k 23 enters the fifth channel 25, the guide is as shown by the solid line outline. _ 栻 栻 5. The state - in the single-sided example, the third passage 23 is also connected to the paper exit 11 40. In the phantom mode: the paper feeding mechanism 7 馈送 can feed the paper 8 from the first through and out of the W through the second passage 22 and the third passage 23, and then into the v.黛:福; sound one of the channels 23 of one of the 23 outlets of the paper 23A than the fifth channel 25, and the mouth of the 25A away from the paper g 4 〇. Figure 1 is a schematic illustration of a double-sided automatic paper feed according to a second embodiment of the present invention. As shown in FIG. 2, the double-sided automatic feed 9 200804089 paper device of the embodiment further comprises a single-sided 屮铋厣 ^ ^ eight output paper cassette 80 connected to the third channel 2 3 ' for 'early morning In the face type, λχ. 3Ε 0 , .. 犋, the paper S is sequentially fed from the first channel 21 through the second channel 22 and the second channel, the sound μ Al and the second channel 23, and then enters the single side Paper output 匣80. In this embodiment, the single-sided paper exiting is higher than the paper exiting 40. So - the user can rely on the paper or paper placed to identify whether the document or paper has been subjected to the desired one-sided or double-sided position. Note that the elastic guide 52 can be used as a guide. Instead of the guiding mechanism (not shown), the auxiliary guiding mechanism is swingable similarly to the guiding mechanism 5 to guide the paper S into the fourth passage 24 from the third passage 23 and to guide the paper S from The second passage 22 enters the third passage u. Since the sub-mechanism is similar to the guide mechanism 50 and its erecting position is the same as that of the elastic guide 52, it is not otherwise drawn here. : In order to save the time for continuously feeding the paper, in the case of the first paper 2: face scanning, the tail end of the first paper passes through the b point from the fourth passage 24, and the flute_ is from a passage 21. "Fantasy" can start feeding paper and enter the figure. Figure 3 shows a schematic diagram of the third embodiment according to the present invention. As shown in Fig. 3, the == paper device on the paper device contains - into difficulty 10, _ One channel large automatic feed feeding mechanism 30, one second passage 22 (...), one first), - to 23A), fourth passage 24 (C to B), one first, and three (C-sided paper output)匣40, a guiding mechanism s, Siam 25, a double paper feeding mechanism 70. " guiding mechanism 5 〇, a paper (four) measuring device and - feeding E 1 〇 for storing a plurality of sheets S, in this embodiment 'Most 10 200804089 The upper paper is fed first. The first channel 21 is connected to the paper tray.】 The paper feeding mechanism 30 is used to feed the plurality of papers s one by one into the first channel in the embodiment, the paper feeding mechanism 3 0 A pick-up roller 3 and a component paper roller 32. The second channel 22 is connected to the first channel 21 and has an image processing area 22A. In this embodiment, the image processing area 22A is a scanning area. The paper (or document, original) of the area is scanned by an optical module. In another embodiment, the image processing area 22A is a printing area, through which The paper is printed thereon by a printing module. The first pass is connected to the second passage 22 so that the paper can enter the third passage 23 from the second 7 22 j. The fourth passage 24 is connected to the third Pass: two and the second channel 22, so that the paper from the third channel 23 can be four channels 2", and can not enter the second channel 22. ^ = road 25 connection (four) three channels 23, from the first Two channels of two channels can enter the fifth channel 25. The double-sided paper output of the 40th line is connected to the fifth channel 25. The paper is scanned by the double-sided 25-connector. :5〇 is located in the third channel. It is used to guide the paper to the third, the sound ^, the five channel 25 or not. The paper detector, on, for price measurement Three-channel 23 paper s.: The second channel 23 can be a reflection of $ + $ ^, the light of the 60-line detector of my detector to detect the secret, and send a position such as infrared to serve as a reference for feeding another paper. Second, it has passed through a special paper feeding mechanism 70 to include a plurality of rollers 71-79. In the 雔 mode, the paper feeding mechanism 7 is used and scanned again. , the paper S is sent from the first channel according to the sequence feed 11 200804089 through the second channel 22, the third channel 23, the fourth channel 24, the second channel 22, the third channel 23 and the fifth channel 25, and then enters the double-sided type The paper output tray 40. When the paper enters the third passage from the second passage, the state of the guiding mechanism 50 is as shown by the dashed outline located above. Therefore, the guiding mechanism 5 can be used to guide the paper S from the first The second passage 22 enters the second passage 23. When the sheet enters the fourth passage from the third passage, the state of the guide mechanism 5 is as shown by the dotted outline below. Therefore, the guiding mechanism 5 can be used to guide the sheet S from the third passage 23 into the fourth passage.
24。當紙張從第三通道進入第五通道時，導引機構5〇之 狀態係如實線輪廓所示。值得注意的是，導引機構5〇可 以僅具有位於上方之虛線輪廓及實線輪廓所示之兩種狀 態。而可另外設計通道之結構來使紙張從第三通道順利 進入第四通道。 於本實施例中，第三通道23亦連接至雙面式出紙匣 40。於一單面掃描模式下，饋紙機構7〇更可將紙張§從 第一通道21依序饋送通過第二通道22及第三通道 然後進入雙面式出紙匣40 通這23之一出紙口 23a 比第五通道25之一出紙口 25A遠離雙面式出紙匣 圖4顯示依據本發明第四實施例之雙面式自 裝置之示意圖。如圖4所示，本實施例之雙面式自動饋 紙裝置更包含-單面式出紙E 8Q，其連接至第三通道 23 ’用以於—單面模式下，將紙張S從第-通道21依序 饋运通過第—通道22及第三通冑23,然後進入單 出難8〇。於本實施例中單面式出紙匠80高於雙面式 出紙g 40。如此_來，使用者可以依據文件或紙張放置 12 200804089 的紙匣，來確認文件或紙 或雙面處理。 張是否已經受到所想要 的單面 藉由本發明之雙面#自 自動饋、、、氏衣置’由於利用導引 機構來導引紙張之行進方向， 導 返万向，因此薄的紙張可以免除習 知技術之挫曲現象。此外，讯罢表加，y 此外叹置兩個出紙匣，可以讓使 用者再次確認文件或银张Η : a / f 叶飞、、、氏張疋否已經受到他所想要的處 理，因此在使用上是相當便利且人性化的。twenty four. When the paper enters the fifth passage from the third passage, the state of the guide mechanism 5 is as shown by the solid line outline. It is to be noted that the guiding mechanism 5 can have only two states shown by the dashed outline and the solid outline located above. The structure of the channel can be additionally designed to allow the paper to smoothly enter the fourth channel from the third channel. In the present embodiment, the third passage 23 is also connected to the double-sided paper discharge cassette 40. In a single-sided scanning mode, the paper feeding mechanism 7 can sequentially feed the paper § from the first passage 21 through the second passage 22 and the third passage and then enter the double-sided discharge tray 40. The paper opening 23a is farther from the paper exit 25A of the fifth passage 25 than the double-sided paper discharge tray. FIG. 4 is a schematic view showing the double-sided self-device according to the fourth embodiment of the present invention. As shown in FIG. 4, the double-sided automatic paper feeding device of the embodiment further includes a single-sided paper output E 8Q connected to the third channel 23 ′ for use in the single-sided mode to cut the paper S from the first - The channel 21 is sequentially fed through the first channel 22 and the third port 23, and then enters the single port 8 times. In the present embodiment, the single-sided papermaker 80 is higher than the double-sided paper output g 40. In this way, the user can confirm the document or paper or double-sided processing by placing the paper cassette of 12 200804089 according to the document or paper. Whether the sheet has been subjected to the desired single side by the double-sided # self-feeding, and the clothing of the present invention, since the guide direction is used to guide the traveling direction of the paper, and the universal direction is guided, the thin paper can be Eliminate the frustration of conventional technology. In addition, the singer adds y, and sighs two paper slaps, allowing the user to reconfirm the document or the silver Η: a / f Ye Fei, 、, 氏, 疋 已经 has been treated as he wants, Therefore, it is quite convenient and user-friendly in use.
在較佳實施例之詳細說明中所提出之具體實施例僅 用以方便制本發日月之技彳㈣容，而非將本發明狹義地 限制於上述實施例，在不超出本發明之精神及以下申請 專利範圍之情況，所做之種種變化實施，皆屬於本發明 之範圍。 13 200804089 【圖式簡單說明】 圖1顯示依據本發明第一實施例之雙面式自動饋紙 裝置之示意圖。 圖2顯示依據本發明第二實施例之雙面式自動饋紙 裝置之示意圖。 _ 圖3顯示依據本發明第三實施例之雙面式自動饋紙 - 裝置之示意圖。 圖4顯示依據本發明第四實施例之雙面式自動饋紙 ^ 裝置之示意圖。 【主要元件符號說明】The specific embodiments set forth in the detailed description of the preferred embodiments are merely intended to be illustrative of the invention, and are not intended to limit the scope of the invention In the case of the following patent application, various changes are made and are within the scope of the invention. 13 200804089 BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view showing a double-sided automatic paper feeding device according to a first embodiment of the present invention. Fig. 2 is a view showing a double-sided automatic paper feeding device in accordance with a second embodiment of the present invention. Figure 3 is a schematic view showing a double-sided automatic paper feeding device according to a third embodiment of the present invention. Fig. 4 is a view showing a double-sided automatic paper feeding device according to a fourth embodiment of the present invention. [Main component symbol description]
S〜紙張 1〜雙面式自動饋紙裝置 10〜進紙匣 21〜第一通道 22〜第二通道 22A〜影像處理區 23〜第三通道 2 3 A〜出紙口 24〜第四通道 25〜第五通道 25 A〜出紙口 26〜連接處 30〜進紙機構 31〜拾紙滾輪 32〜分紙滾輪 40〜雙面式出紙匣 50〜導引機構 52〜彈性導引片 60〜紙張偵測器 70〜饋紙機構 80〜單面式出紙匣 14S to paper 1 to double-sided automatic paper feeding device 10 to paper feed cassette 21 to first passage 22 to second passage 22A to image processing area 23 to third passage 2 3 A to paper discharge port 24 to fourth passage 25 〜5th channel 25 A~ paper exit 26 to joint 30 to paper feed mechanism 31 to pickup roller 32 to separation roller 40 to double-sided paper discharge cassette 50 to guide mechanism 52 to elastic guide sheet 60 to Paper detector 70 ~ paper feeding mechanism 80 ~ single-sided paper tray 14