201127495 六 發明說明： 【發明所屬之技術領域】 本發明係錢於-種轉㈣ =^點膠效率之多軌道點膠系統】=方: 隨著電子製造業技術的不斷進步，製造過程中各产 的相關設備的速度及精密度需求逐漸提高，用來封裝g 兀=黑占膠設備亦隨之產生對應需 型 二極體因為可以在製造過程當 = 適ί利用自動設傷對料片上呈矩陣排列的部件進行J 、晶粒封裝等加工製程。 什是仃占恥 ⑽==領域當中’習用自動點膠設備經由控制 注膠頭的移動方式，透過注勝頭 筒對每一個單位料片上的所有部件進行點膠π:: ==式::針筒的注膠時機及注膠量則受控制裝 然而’傳統自動點膠設備受限於單 失m ’悉心觀察且研究之，並 提出一種設計合理且有效改善上述缺失之運用而 【發明内容】 本么月所要解決的技術問題，在於提供—種用於口 點膠效率之多軌道點料、統，以解決f知 益: 效提升的問題。 疋又…忒有 本發明所要解決的技術問題，在於提供_種用於增加 201127495 點膠效率之多軌道點膠系統的使用方法，以解決習知點膠 速度無法有效提升的問題。 為了解決上述技術問題，根據本發明之其中一種方案 ，提供一種用於增加點膠效率之多軌道點膠系統的使用 方法，其包括下列步驟：（a)提供至少兩個用於同時傳 送多個基板移動之執道單元、多個位於上述至少兩個執 道單元上方之點膠針頭及至少一設置於上述至少兩個 軌道單元之間之擦針單元，且每一個軌道單元至少具有 一預熱區及一緊鄰該預熱區之點膠區；（b)—部分該些 基板中的每一個依序停留在其中一軌道單元之預熱區 及點膠區，且另一部分該些基板中的每一個依序停留在 另外一執道單元之預熱區及點膠區；（c)透過該些點膠 針頭，以將液態膠擠出並成形在位於上述其中一執道單 元之點膠區的基板上，然後將上述點膠完成之基板送離 上述其中一轨道單元之點膠區；（d)透過上述至少一擦 針單元，以清除該些點膠針頭在上述步驟(c)點膠完成 後所溢出的液態膠；（e)透過該些點膠針頭，以將液態 膠擠出並成形在位於上述另外一軌道單元之點膠區的 基板上，然後將上述點膠完成之基板送離上述另外一執 道單元之點膠區；⑴透過上述至少一擦針單元，以清除 該些點膠針頭在上述步驟(e)點膠完成後所溢出的液態 膠；以及(g)重覆執行上述步驟(c)至頻驟⑴。 為了解決上述技術問題，根據本發明之其中一種方案 ，提供一種用於增加點膠效率之多軌道點膠系統，其包 括：一輸送模組、一點膠模組及一擦針模組。輸送模組 具有至少兩個用於同時傳送多個基板移動之轨道單元 5/16 201127495 ，且每一個軌道單元至少具有一預熱區及一緊鄰該預熱 區之點膠區。點膠模組具有至少一位於該輸送模組上方 之點膠單元，且上述至少一點膠單元具有多個用於將液 態膠擠出並成形在該些基板上之點膠針頭。擦針模組具 有至少一設置於上述至少兩個軌道單元之間且用於清 除該些點膠針頭所溢出的液態膠之擦針單元。 因此，本發明的有益效果在於：透過“至少兩個用於 同時傳送多個基板移動之軌道單元”的設計，以有效地 提升點膠速度。 為使能更進一步瞭解本發明之特徵及技術内容，請參 閱以下有關本發明之詳細說明與附圖，然而所附圖式僅提 供參考與說明用，並非罔來對本發明加以限制者。 【實施方式】 請參閱第一A圖至第三E圖所示，本發明提供一種用 於增加點膠效率之多執道點膠系統，其包括：一輸送模組 1、一點膠模組2及一擦針模組3。 如第一A圖至第一C圖所示，該輸送模組1具有至少 兩個用於同時傳送多個基板S移動之軌道單元1 〇。舉例 來說：如第一A圖所示，每一個軌道單元1 〇具有兩相鄰 之預熱區1 0 A及點膠區1 0 B，且每一個軌道單元1 〇 具有兩條輸送帶1 00，每一個基板S橫跨每一個執道單 元1 0之兩條輸送帶1 0 0，以使得每一個基板S透過每 兩條輸送帶1 0 0的帶動而依序經過每一個軌道單元1 ◦之預熱區1 0 A及點膠區1 0 B。當然，如第一B圖所 示，每一個軌道單元1 0亦可具有一預熱區1 0 A、一緊 鄰該預熱區1 〇 A之點膠區1 0 B及一緊鄰該點膠區1 6/16 201127495 βΒ _ π測區1 〇 c，以使得每一個基板s透過每一個執 =:兀10的帶動而依序經過每一個執道單元i 〇之預 …區1 0 A、點膠區1 〇 B及檢測區1 〇 c。 如第-C圖所示，該輸送模組工具有至少兩個分別與 ^至少兩個軌道單元丄◦配合之基板頂 ^ ::基板頂出單元11具有至少-固定本體110、至； 差之少Γ固林體11Q内且兩端具有高度 曰111、至少一被上述至少一導槽丄丄丄所導 之π件112及至少一帶動上述至少一滑動 ^之㈣裝置113,且上述至少―滑動件ii2g 中末端連接於該驅動裝置工工3，上述至少 j 2的中間部分容置於上述至少一導槽1 1 1内，上述至 件⑴的另外一末端具有一位於該輸送^且 1勺下方且用來將每-個移動到該軌道單元10的末媳 之基板s推離該軌道單元1〇之頂出部1 1 2 〇。換4 ’如第一D圖所示，當滑動件U 的。 ==時，頂出部112。則由下端(= =所不）移動至上端（如第—D圖所示），以將每 =到該軌道單元1 ◦的末端之基板S推離該執道^ 如第一Α圖至第二D圖所示，該點膠模組^且 :位於該輸送模組1上方之點膠單元20(如第S 第四B圖所示)，且上述至少 圖或 ，態膠擠出並成卿基板s上之2二=: 二該轉單元20具有—用於帶動該些點膠針^ 〇 點膠頭201，該點膠模組2具有至少-點膠頭^ 7/16 201127495 整單元21，且上述至少-點膠頭調整單元2丄且有至小 -接觸該點膠頭2 0 1且用於調整該些點膠針 準確地對應每-個基板S上之預定點膠位置之偏心輪2 10。換言之’當偏心輪21〇順時針旋轉時（由第 圖轉到第二C圖所示），點膠頭2 〇丄會被偏心輪2工〇 帶動而調整該些點膠針頭2QQ移動來對應上述的預定 點膠位置；當偏心輪2!〇逆時針旋轉時（由第圖轉 到第二Dli所示）’點膠頭2 〇 會被偏心輪2丄〇帶動201127495 Six invention description: [Technical field to which the invention pertains] The present invention relates to a multi-track dispensing system in which the amount of money is transferred to (four) = ^ dispensing efficiency] = square: With the continuous advancement of electronic manufacturing technology, each manufacturing process The speed and precision requirements of the related equipment are gradually increased, and it is used to package g 兀 = black plastic equipment, which will also produce corresponding demand diodes, because it can be used in the manufacturing process. The components arranged in the matrix are processed by J, die package, and the like. What is the shame of shame (10) == In the field, 'the automatic dispensing equipment controls the movement of the injection head, and dispenses all the parts on each unit piece through the winning head cylinder π:: ==:: The injection timing and injection amount of the syringe are controlled. However, the 'traditional automatic dispensing equipment is limited to single loss m' carefully observed and studied, and proposes a design that is reasonable and effective to improve the above-mentioned lack of use. The technical problem to be solved in this month is to provide a multi-track material and system for the efficiency of the dispensing glue to solve the problem of improving the efficiency. The technical problem to be solved by the present invention is to provide a method for using a multi-track dispensing system for increasing the dispensing efficiency of 201127495 to solve the problem that the conventional dispensing speed cannot be effectively improved. In order to solve the above technical problem, according to one aspect of the present invention, a method of using a multi-track dispensing system for increasing dispensing efficiency is provided, which comprises the steps of: (a) providing at least two for simultaneously transmitting a plurality of a substrate moving unit, a plurality of dispensing needles located above the at least two carrying units, and at least one cleaning unit disposed between the at least two track units, and each of the track units has at least one warm-up a zone and a dispensing zone adjacent to the preheating zone; (b) - each of the plurality of substrates sequentially rests in a preheating zone and a dispensing zone of one of the track cells, and another portion of the substrates Each of them sequentially stays in the preheating zone and the dispensing zone of the other obstruction unit; (c) through the dispensing needles, the liquid glue is extruded and formed in the dispensing zone of one of the above-mentioned obstruction units On the substrate, the dispensed substrate is then sent away from the dispensing zone of one of the track units; (d) through the at least one cleaning unit to remove the dispensing needles in the step (c) a liquid glue overflowing after being formed; (e) passing the dispensing needles to extrude and form the liquid glue on the substrate located in the dispensing zone of the other track unit, and then sending the dispensed substrate a dispensing zone from the other of the above-mentioned obstructing units; (1) passing through the at least one cleaning unit to remove the liquid glue overflowed by the dispensing needles after the dispensing of the above step (e); and (g) repeating Perform step (c) above to frequency (1). In order to solve the above technical problem, according to one aspect of the present invention, a multi-track dispensing system for increasing dispensing efficiency is provided, which comprises: a conveying module, a dispensing module and a cleaning needle module. The transport module has at least two track units 5/16 201127495 for simultaneously transporting a plurality of substrates, and each track unit has at least one preheating zone and a dispensing zone adjacent to the preheating zone. The dispensing module has at least one dispensing unit located above the delivery module, and the at least one dispensing unit has a plurality of dispensing needles for extruding and forming a liquid gel onto the substrates. The squeegee module has at least one squeegee unit disposed between the at least two track units and used to remove liquid glue spilled by the dispensing needles. Accordingly, the present invention has an advantageous effect of effectively increasing the dispensing speed by designing "at least two track units for simultaneously transferring a plurality of substrate movements". The detailed description of the present invention and the accompanying drawings are to be understood by the accompanying drawings. [Embodiment] Please refer to the first to third figures E, the present invention provides a multi-channel dispensing system for increasing dispensing efficiency, comprising: a conveying module 1, a glue module 2 and a needle cleaning module 3. As shown in the first A to the first C, the transport module 1 has at least two track units 1 用于 for simultaneously transporting a plurality of substrates S. For example, as shown in FIG. A, each track unit 1 〇 has two adjacent preheating zones 10 A and a dispensing zone 10 B, and each track unit 1 has two conveyor belts 1 00, each of the substrates S spans two conveyor belts 100 of each of the obstructing units 10 so that each of the substrates S passes through each of the two conveyor belts 100 and sequentially passes through each of the rail units 1预 Preheating zone 1 0 A and dispensing zone 1 0 B. Of course, as shown in FIG. B, each track unit 10 can also have a preheating zone 10A, a dispensing zone 10B immediately adjacent to the preheating zone 1A, and a proximity to the dispensing zone. 1 6/16 201127495 βΒ _ π measurement area 1 〇c, so that each substrate s passes through each of the executions =: 兀 10 and sequentially passes through each of the obstruction units i 〇 pre-... 1 A, points Rubber area 1 〇B and detection area 1 〇c. As shown in FIG. CC, the transport module tool has at least two substrate tops that are respectively matched with at least two track units ::. The substrate ejector unit 11 has at least a fixed body 110, to; The lower Γ solid body 11Q has a height 曰 111 at both ends, at least one π element 112 guided by the at least one guide groove, and at least one (4) device 113 for driving the at least one sliding device, and the at least ― The end of the sliding member ii2g is connected to the driving device 3, and the middle portion of the at least j 2 is accommodated in the at least one guiding slot 1 1 1 , and the other end of the member (1) has one at the conveying and 1 Below the spoon and used to push each of the substrates s that are moved to the end of the track unit 10 away from the ejector portion 1 1 2 该 of the track unit 1〇. Change 4' as shown in the first D, when the slider U is. When ==, the ejector portion 112. Then move from the lower end (==never) to the upper end (as shown in Fig. D) to push the substrate S at the end of each track unit 1 ◦ away from the obedience ^ as in the first to the first As shown in FIG. 2D, the dispensing module is: a dispensing unit 20 located above the conveying module 1 (as shown in FIG. 4B of FIG. 4), and the at least the figure or the rubber is extruded and formed. 2 2 on the substrate s =: 2, the transfer unit 20 has - used to drive the dispensing needles ^ 〇 dispensing head 201, the dispensing module 2 has at least - dispensing head ^ 7 / 16 201127495 whole unit 21, and the at least - dispensing head adjusting unit 2 丄 has a small to contact the dispensing head 203 and is used to adjust the dispensing needles to accurately correspond to a predetermined dispensing position on each of the substrates S Eccentric wheel 2 10. In other words, 'When the eccentric 21 rotates clockwise (from the first to the second C), the dispensing head 2 〇丄 will be driven by the eccentric 2 tool to adjust the 2QQ movement of the dispensing needle to correspond The above-mentioned predetermined dispensing position; when the eccentric 2! is rotated counterclockwise (as shown in the figure to the second Dli), the dispensing head 2 〇 will be driven by the eccentric 2
而調整該些點膠針頭2QQ移動來對應上述的預定 位置。 〆 如第二AD至第三E圖所示，該擦針模組3呈有至少 -設置於上述至少兩個轨道單以◦之間且用於清除該 些點膠針頭2 0 0所溢㈣液轉之擦針單元3 〇。如第 一A圖或第-B圖所示’上述至少—擦針單元3 q設置於 上述至少兩個執道單S ]_ 〇之兩個點膠區丄◦ B之間。舉 例來說’上述至少-擦針單元3 〇具有兩個擦針件3 〇 〇The dispensing needle 2QQ is adjusted to correspond to the predetermined position described above. For example, as shown in the second AD to the third E, the eraser module 3 is disposed at least between the at least two tracks and between the top and bottom plates and used to clear the dispensing needles (0). Liquid-turning needle unit 3 〇. As shown in Fig. A or Fig. B, the above-mentioned at least-erasing unit 3q is disposed between the two dispensing zones 丄◦B of the at least two obscuring sheets S]_〇. For example, the above-mentioned at least-erasing unit 3 has two erasing members 3 〇 〇
、-用於帶動上述兩靖針件3Q㈣時彼此靠近或彼此 分離之連誠構3 0 1、及-橫跨上述兩個擦針件3 〇 〇 以用於擦試該些點膠針頭2 〇 〇之擦針布3 〇 2。換言之 ’透過連動機構3 01同時帶動兩個擦針件3 q q一起閉 合（如第三B圖所示）或開啟（如第三A圖所示），以使 得該些點膠針頭2 (DQ所溢出的液_可藉由擦針布3 〇2來進行擦試（從第三c圖至第三£圖的步驟所示）。 如第四A圖所示，多執道點膠系統更進一步包括：一 才欢測模、、且4，其具有至少—位於該輸送模組1上方且用於 祅’則上述液悲膠成形在每—個基板s後的狀況（例如··點 8/16 201127495 膠f的外觀、點膠體的色差、點膠量、或位於點膠體内之 螢^粉的數量及分佈…等等）之檢測單元4 〇。舉例來說 ’檢2單元4 0可為-影像娜裝置，且每―個基板8上 八有夕個發光二極體L，每一個固化的液態膠（封裝膠體 P)則包覆每一個發光二極體L。此外，多軌道點膠系統 更進步包括.一點膠量回饋模組5，其具有至少一電性 ί接於上述至少—制單元4 G且依據上述至少-檢測 η 〇所得到的檢測結果以“自動的方式，，來調整該 些點膠針頭2 Q Q的轉量之點膠量回饋單元5 〇。 广第四Β圖所示’其與第四八圖最大的差別在於：多 道點膠系統更進-步包括：—中央監控模 電性，於上述至少-檢測單元40且顯示j ^撿測單元4 〇所得到的檢測結果之中央監控單元 因此’、管理者可藉由中央監控單別〇的=，以 2的方式’’來調整該些點勝針頭2QC)的點膠量。 ，參閱第五圖所示，本發明提供一種用於增加點膠效 之夕軌道點膠系統的使用方法，其包括下列步驟： 之勒2⑻：提供至少兩個用於同時傳送多個基板S移動 mi 〇、多個位於上述至少兩個執道單元上〇上 單元^膠針頭2 Q ◦及至少—設置社述至少兩個軌道 少=0之=擦針單元3 0,且每一個執道單元1〇至 區;、二-預熱區10A及一緊鄰該預熱區1〇A之點璆 201127495 凡1 0之賴11 1 ◦ A及點膠區2 〇 B ; 並成=(1)=過該些點膠針頭2 ◦ ◦，以將液態膠擠出 、’ ;上述其中—軌道單元1 0之點膠區；[ο β :口上’：後將上述點膠完成之基板S送離上述其中 一軌道早7L 1 〇之點膠區1 〇 Β ;- used to drive the two needles 3Q (4) close to each other or separate from each other, the integrity of the 3 0 1 , and - across the two needle parts 3 〇〇 for wiping the dispensing needle 2 〇擦 擦 擦 3 3 〇 2. In other words, 'the interlocking mechanism 3 01 simultaneously drives the two squeegee members 3 qq to close together (as shown in Figure 3B) or to open (as shown in Figure 3A), so that the dispensing needles 2 (DQ The spilled liquid _ can be wiped by the thimble 3 〇 2 (as shown in the steps from the third c to the third map). As shown in Figure 4A, the multi-channel dispensing system goes one step further. Including: a test module, and 4, which has at least - located above the transport module 1 and used for 祆 'then the liquid gel is formed after each substrate s (for example, point 8 / 16 201127495 The detection unit 4 〇 of the appearance of the glue f, the color difference of the gel, the amount of dispensing, or the amount and distribution of the powder in the gel body, etc. For example, 'Check 2 unit 40 can be - Photon device, and each of the substrates 8 has eight LEDs L, and each solidified liquid glue (package colloid P) covers each of the LEDs L. In addition, multi-track dispensing The system further includes: a glue amount feedback module 5 having at least one electrical connection to the at least the unit 4 G and according to the above Less-detection η 〇 The test result obtained is “automatically, to adjust the dispensing amount of the dispensing needle 2 QQ to the dispensing amount of the dispensing unit 5 〇. The biggest difference between the eight diagrams is that the multi-channel dispensing system further includes: - central monitoring mode, the central monitoring unit of the detection results obtained by the at least - detecting unit 40 and displaying the measuring unit 4 Therefore, the manager can adjust the dispensing amount of the two points of the needle 2QC by means of the central monitoring unit =. In the manner of 2, the present invention provides a method for providing A method for increasing the efficiency of a dispensing effect, comprising the following steps: 2 (8): providing at least two for simultaneously transmitting a plurality of substrates S to move mi 〇, and a plurality of at least two of the above-mentioned obstruction units The upper unit ^ glue needle 2 Q ◦ and at least - set at least two tracks less = 0 = the needle unit 30, and each lane unit 1 to the zone; two preheating zones 10A and one Adjacent to the preheating zone 1〇A, 27201127495 凡1 0之赖11 1 ◦ A and dispensing 2 〇B; and into = (1) = over the dispensing needle 2 ◦ ◦, to squeeze the liquid glue, '; above - the orbital unit 10 0 dispensing area; [ο β : 口上': after Disposing the above-mentioned dispensed substrate S away from the above-mentioned one track 7 L 1 早 of the dispensing zone 1 〇Β;
步驟(d):透過上述至少—擦針單元3 〇，以清除該些 :膠針頭2 0 〇在上述步驟⑹點膠完成後所溢出的液態 二称⑷.透過&些點膠針頭2 Q Q，以將液態膠播出 並成幵/在位於上述另外—執道單◦之點膠區1 〇 B 的基板f上’紐將上述轉完成之基板S送離上述另外 一竽九道單元1 0之點膠區1 〇 B ; vH(f)，透過上述至少—擦針單元3 ◦，以清除該些 ,f:迟針頭2 〇 〇在上述步驟⑷點膠完成後所溢出的液態 膠；以及 V驟(g) ·、重覆執行上述步驟⑷至頻驟⑴。 .•'τ'上所述’本發明透過“至少兩個用於同時傳送多 :基板移動讀道單元，’的設計，以有效地提升點膠速 度。 以上所述僅為本發明之較佳可行實施例，非因此偈限 =月之專她圍，故舉凡運用本發明制書及圖式内容 ，為之等效技術變化，均包含於本發明之範圍内。 【圖式簡單說明】 A®為本發明輸送模組之立體示意圖； =-B圖為本發明另外_種輸送模組之上視示意圖； 苐-C圖為本發_出單元作崎之立體示意圖； 10/16 201127495 第-D圖為本發明基板頂出單元作動後之立體示意圖； 第二A圖為本發明點膠模組之立體示意圖； 第二B圖為本發明點雜組之偏讀被飾前之上視示 意圖； 第一 C圖為本發明點膠模組之偏心輪被順時針轉動後之 上視示意圖； 第一 D圖為本發明點膠模組之偏心輪被逆時針轉動後之 上視示意圖；Step (d): through the above at least - the needle unit 3 〇, to remove the: the needle head 20 0 〇 after the above step (6) dispensed after the completion of the liquid second name (4). Through & some of the dispensing needle 2 QQ , the liquid glue is broadcasted and formed into a crucible/on the substrate f of the dispensing zone 1 〇B located in the above-mentioned additional 执 ◦ ' ' 纽 纽 纽 纽 纽 纽 纽 纽 纽 纽 基板 基板 基板 基板 基板 基板 基板 基板 基板 基板 基板 基板 基板 基板 基板 基板0 in the dispensing zone 1 〇B; vH(f), through the above-mentioned at least - the needle unit 3 ◦, to remove the, f: the late needle 2 液态 after the above step (4) dispensing after the completion of the dispensing of the liquid glue; And V (g) ·, repeat step (4) to frequency (1) above. The invention described above is designed to effectively increase the dispensing speed by "at least two substrates for simultaneous transmission of multiple: substrate moving readout units". The above is only preferred for the present invention. The possible embodiments are not limited to the specifics of the month, so the use of the book and the contents of the present invention for equivalent technical changes are included in the scope of the present invention. ® is a three-dimensional schematic diagram of the transport module of the present invention; the =-B diagram is a top view of another transport module of the present invention; the 苐-C diagram is a three-dimensional schematic diagram of the hair-out unit of the present invention; 10/16 201127495 -D is a schematic perspective view of the substrate ejector unit of the present invention; the second A is a perspective view of the dispensing module of the present invention; The first C is a top view of the eccentric of the dispensing module of the present invention after being rotated clockwise; the first D is a top view of the eccentric of the dispensing module of the present invention after being rotated counterclockwise;
第圖為本發明擦針模組作動前之立體示意圖； 第，Β圖為本發明擦針模組作動後之立體示意圖； 第，C圖為本發明擦針模組作動前之側視示意圖；ρ 第二D圖為本發明擦針模_擦針件閉合後之側視示意 圖； IΕ圖為本發鴨針模組的擦針件開啟後之側視示意 圖； 第四Α圖為本發明其中—種多軌道點膠系統之示意圖； 第四8圖為本發明另外一種多執道，點膠系統之示意圖； 以及 圖為本發明多執道點膠系統的使用方法之流程圖。 【主要元件符號說明】 執道單元 10 輸送帶 10 0 預熱區 1 0 A 點膠區 1 0 B 檢測區 1 0 C 基板頂出單元 11 輪送模組 11/16 201127495 點膠模組 2 擦針模組 3The figure is a schematic perspective view of the cleaning needle module of the present invention after being actuated; the first drawing is a schematic perspective view of the cleaning needle module of the present invention; ρ The second D picture is a side view of the cleaning needle mold _ the squeegee member is closed; FIG. 1 is a side view of the ejector needle member of the hair duck needle module after opening; A schematic diagram of a multi-track dispensing system; Figure 4 is a schematic view of another multi-channel dispensing system of the present invention; and a flow chart of a method for using the multi-channel dispensing system of the present invention. [Main component symbol description] E-mail unit 10 Conveyor belt 10 0 Preheating zone 1 0 A Dispensing zone 1 0 B Detection zone 1 0 C Substrate ejection unit 11 Rotation module 11/16 201127495 Dispensing module 2 Wipe Needle module 3
檢測模組 4 點膠量回饋模組 5 中央監控模組 6 基板 S 發光二極體 L 封裝膠體 P 固定本體 導槽 滑動件 頂出部 驅動裝置 點膠單元 點膠針頭 點膠頭 點膠頭調整單元 偏心輪 擦針單元 擦針件 連動機構 擦針布 檢測單元 點膠量回饋單元 中央監控單元 12/16Detection module 4 dispensing amount feedback module 5 central monitoring module 6 substrate S light emitting diode L package colloid P fixed body guide groove sliding part ejector driving device dispensing unit dispensing needle dispensing head dispensing head adjustment Unit eccentric wheel erasing unit erasing needle linkage mechanism rag cleaning cloth detection unit dispensing amount feedback unit central monitoring unit 12/16