201130625 六、發明說明： 【發明所屬之技術領域】 本發明係與㈣乾燥設備有關， 空方式進行乾燥作業之塑料乾燥㈣。，^日―種藉由真 【先前技術】 按，射出成型加工所採用之塑 能確保其所製出之成品品質，因此、=祕態，方 都會先對其塑料進行一乾燥作業丁出加工剧，大 設備，係〜冑統用於塑料之乾燥 可因高==料進行加熱動作，以使塑料 工之成Γ品質。目的，並進而確保射出成型加 僅所藉由高溫作業以達到乾燥目的之做法，不 間的高時較為冗長而相當耗費能源之外，且長時 广產生’並進而將導致成型射出加工之成品質量不= 送過=中傳^塑料乾燥設備’在塑料輸送至成型機的輸 凝結（回、、朝Γ2環境溫度的下降，而導致水氣會有再次 型加工出之^ 如此一來，亦將會使得後段成 之成品質量降低。 因此，有鑑於傳統塑料乾燥設備仍有上述之問題存 201130625 在，故，本案發明人乃憑藉著從事相關產業之多年經驗， 並經不斷古思及試作後，才終於有本發明之產生。 【發明内容】 本發明目的之-，係在於提供一種塑料乾燥系統，其 係藉由真空乾燥之方式，使塑料中所含水分得在低溫下完 成乾燥程序，並藉此使_本身不會因高溫而有退色或炫 私數改t之問題’且亦可有效縮短乾燥所需時間以及節 省能源之功效者。 尽發明目的 1尔你於耗供一種塑料乾燥系統，丹 係藉由更具有-熱循環迴路，而可有效避免塑料因環境溫 度的下降導致水氣再次凝結（回潮）之情形發生。 其包述之目的’本發明係提供-種塑料乾燥系統， 之第燥料同’係具有—朝外部延伸而可用以汲取都料 之以及—可將位於該乾燥㈣中之塑料排出 筒中之塑料進行加熱之加熱裝^有一可對位於該乾燥料 二送料ir料係具有—與該乾燥料筒出料。相接之第 料口、’以一可將位於該真空料筒中之塑料排出·，出 枓口，並於該真空料筒之第 1排匕出 控^門 科叙出料口處則更設有一第二真空 201130625 一暫存料筒，係具有一與該真空料筒出料口相接之第 三送料管，以及一可將位於該暫存料筒中之塑料排送至一 加工機之出料口，且該暫存料筒與該乾燥料筒之間更具有 一熱循環迴路，以使該加熱裝置所產生之熱能係得經該熱 循環迴路而於該乾燥料筒與該暫存料筒之間進行循環傳 送； 一真空泵，係具有一分別與該乾燥料筒、該真空料筒 及該暫存料筒相接之空氣管路，且該空氣管路於對應各該 9 料筒處係分別設有一乾燥料筒吸料控制閥門、一真空料筒 吸料控制閥門以及一暫存料筒吸料控制閥門，並藉由控制 各該控制閥門之啟閉時機，即可令塑料得受該真空泵之吸 引作用而沿預定之送料管於各該料筒間移動，或對該真空 料筒進行一抽真空程序。 而藉由上述構件所組成之本發明其塑料乾燥方法，係 包含有以下步驟： (1) 藉由控制各該控制閥門啟閉，而令一塑料得經該第 ·· 一送料管進入該乾燥料筒中，並以該加熱裝置而 將塑料加熱至一預定溫度； (2) 接著將上述加熱至預定溫度之塑料經該第二送料 管而送入該真空料筒中； (3) 而後該乾燥料筒再以該第一送料管汲取另一塑料 進入該乾燥料筒進行加熱； (4) 接著係對該真空料筒進行抽真空程序，使位於該真 空料筒中之水份得迅速蒸發並被該真空泵抽出， 201130625 而達到真空乾燥效果； (5)將上述真空乾燥後之塑料經該第三送料管送入該 暫存料筒中以供成型機使用，而此時位於該乾燥 料筒中並再次完成加熱後之塑料，則進入該直空 料筒中準備進行下一次的抽真空程序，並藉由重 c⑸步驟即可構成一連貫性之塑料乾 再者，，各該控制_啟閉之控制程序係包含有： 門處二空料筒吸料控制閱門與該第-真空控制閥 空控軸=暫控制閥門、該第二真 該第二真空粟之吸㈣用而沿 乾㈣開啟狀態， 空控制閱門與該暫存：：真心閥門 ' 該第二Λ 門處於開二存及料控制閥門與該第二真刪 筒簡控制心吸料控制間門與該綱 〜'夺，位於該真空料筒中之塑 201130625 料即可受該真空泵之吸引作用 暫存料筒中。 而沿該第三送料管移動至該 而本發明之上述及其他目的與伽，不難從下述 實施例之詳細說明與附圖中，獲得深入了解。 當然，本發明在某些另件上，或另件之安排上 所不同’但所選用之實施例’則於本說明書中，予以^ 說明，並於附圖中展示其構造。 1、·田 【實施方式】 首先請參閱第1圖，本發明係提供之一 統，主要係由-乾燥料筒“、一真空料筒21、子 料筒3 1以及一真空泵4丄所組成，其中： ,,該乾燥料筒1 1，係具有—朝外部延伸而可用以沒取 塑料之第—送料管1 2，以及—可將位於該乾燥料筒i i 中之塑料排出之出料口丨3，且於該乾燥料筒丨丄之出料 口1 3處更設有-可用以控制塑料進出之閘門閥丄4，另 於"玄乾燥料筒1 1上更設有__可對位於該乾燥料筒1 1中 之塑料進行加熱之加減置1 5，於本實施例中，該加孰 裝置1 5係由-鼓風機i 5丄與—加熱器工5 2所組成， 且該鼓風機1 5 1所吹出之空氣絲受該加熱器1 5 2加 熱後，在送入該乾燥料筒i i中以對位於該乾燥料筒工工 中之塑料進行一加熱動作。 該真空料筒2 1，係具有一與該乾燥料筒1 1之出料 口1 3相接之第二送料管2 2，以及—可將位於該真空料 201130625 筒2 1中之塑料排出之出料口2 3，且於該真空料筒2丄 ,出料口 2 3處更没有一可用以控制塑料進出之閘門閥2 ^並於該真空料筒21之第二送料管22上設有一第一 則：5，而於該真空料筒2 1之出料口 2 3處 門：第一真空控制閥門2 6，且當該二真空控制閥 、2 Θ分別處於關閉狀態時，即可 =:=狀？，另於該真空料筒21之出料口二 ▲可仏计算塑料通過量之光纖料位偵測器2 7。 X暫存料筒3 1，係具有—與該真空料筒 ;二接之第三送料管Μ，以及-可將位於i暫= 请31中之塑料排送至一加工機6 =存料筒31之出料口 33處更設有心】二 進出之閘門閥34，並於哕塹在祖锊q# 科 1之間更且有—敎心、暫存㈣3 1與該乾燥料筒1 彦味，勒二 盾衣迴路3 5，以使該加熱裝ϊΐ 5所 生之熱空氣係得經該埶循環 " 上與該暫存料筒3 R間盾進專5送而於：乞本燥 , 2圖所不，係於該鼓風機i 5 i —側 该暫存料筒3!相通之第一導管3 =妾叹有—與 j與該暫存料筒31之間則藉一第二導管筒1 筒;”之熱_2 =導 1之熱空氣則可藉該之::=暫存料筒3 I:以次回流至該加熱器W中進行 後再又騎風機151吹送進人該乾燥料筒構 201130625 成該熱循環迴路3 5。 忒真1 ’係射-分職魏 =料筒21及該暫存料筒31相接之空氣管路4，ί 该空氣管路42於對應各該料筒1;L、21、 ^ :=-乾燥料筒吸料控制闕門4 3、一真空料筒吸料： 制閥門44以及一暫存料筒吸料控制閥門45，而各詖 料控制閥門4 3、44、4 5與該二真空控制閥門25\ 26及各該閘門闕14、24、34係與_控制模組（圖 中未不）連結，並可受該控制模組控制而決定其啟閉時機； 然於此必須特別提出說明的是，各該料筒1 1、2丄、3 1與該空氣管路4 2相接處係設有濾網結構（圖中未示）， 並藉以防止塑料進入該空氣管路4 2中，另於該真空泵4 1之空氣管路4 2與該暫存料筒3 1與之間更設有一過濾 器5 1，以可防止該真空泵4丄於作動時吸入雜物而造成 損壞。 而本發明各該控制閥門啟閉之控制程序係包含有： a·如第4圖所示，當控制該乾燥料筒吸料控制閥門 4 3處於開啟狀態，而該真空料筒吸料控制閥門 4 4與該暫存料筒吸料控制閥門4 5處於關閉狀 態時，該乾燥料筒1 1之第一送料管1 2即可受 該真空泵41之吸引作用而將塑料由外部汲取至 該乾燥料筒11内部； b •如第5圖所示，當該真空料筒吸料控制閥門4 4 與該第一真空控制閥門2 5處於開啟狀態，而該 201130625 乾燥料筒吸料控制閥H4 3、該第二真空控制閥 門，6與該暫存料筒吸料控制閥門4 5處於關閉 狀1、時’位於該乾燥料筒1 1中之塑料即可受該 真空栗4 1之吸引作用而沿該第二送料管2 2移 動至該真空料筒21中； C如第6圖所示，當該真空料筒吸料控制閥門4 4 處於開啟狀態，而該乾燥料筒吸料控制閥門4 3、該第一真空控制閥門2 5、該第二真空控制 閥門2 6與該暫存料筒吸料控制閥門4 5處於關 閉狀態時，该真空泵4 1即可對該真空料筒2 1 進行抽一真空程序； d ·如第7圖所示，當該暫存料筒吸料控制閥門4 5 1该第二真空控制閥門2 6處於開啟狀態，而該 乾燥料筒吸料控制閥門4 3與該真空料筒吸料控 制閥門4 4處於關閉狀態時，位於該真空料筒^ 中之塑料即可受該真空泵4丄之吸引作用而沿 該第三送料管3 2移動至該暫存料筒3 L中。 之趟ίΓ請_搭配參閱第3圖〜第7圖，本發明所構成 』料乾燥糸統於進行塑料乾燥時，係包含有以下步驟： (1)進料乾燥步驟：藉由控制各該控制閥門啟閉，而令 一塑料得經該第一送料管丄丨:,進 入該乾燥料筒1 1中，並以該加 熱裝置1 5而將位於該乾燥料筒 11中之塑料加熱至一預定溫度 201130625 (如第4圖所示）； (2) 送料至真空料筒步驟：接著將上述加熱至預定溫度 之塑料經該第二送料管2 2 而送入該真空料筒21中 (如第5圖所示）； (3) 再次進料乾燥步驟··而後該乾燥料筒1 1再以該第 一送料管1 2汲取另一塑料 進入該乾燥料筒11進行加 熱（如第4圖所示）； (4) 真空乾燥步驟：接著係對該真空料筒2 1進行抽真 空程序，使位於該真空料筒2 1 (5)備料步驟' 中之水份得迅速蒸發並被該真空 泵4 1抽出，而達到真空乾燥效 果（如第6圖所示）； :將上述真空乾燥後之塑料經該第三送料 管3 2送入該暫存料筒3 1中以供成 型機使用，而此時位於該乾燥料筒1 1中並再次完成加熱後之塑料，則進 入該真空料筒2 1中準備進行下一次 的抽真空程序，並藉由重複上述（3) 〜（5)步驟即可構成一連貫性之塑料 乾燥方法（如第7圖所示）。 惟，以上所述實施例之揭示係用以說明本發明，並非 用以限制本發明，故舉凡數值之變更或等效元件之置換仍 11 201130625 應隸屬本發明之範_。 而藉由本發明所提供之塑料乾燥系 優點： ’、卜 統，係可具有以下201130625 VI. Description of the invention: [Technical field to which the invention pertains] The present invention relates to (4) drying equipment, and plastic drying in a dry manner (4). , ^日-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- , large equipment, system ~ system for the drying of plastics can be heated due to high = = material, so that the quality of plastic workers. The purpose, and further ensure that the injection molding is only carried out by the high temperature operation to achieve the purpose of drying. The high time is rather lengthy and the energy is consumed, and the long-term production is produced, and the finished product will be processed. Quality is not = Passed = Zhong Chuan ^ Plastic drying equipment' in the plastic conveying to the forming machine for the condensation (return, the temperature of the Γ 2 2, the water temperature will be processed again ^ So, also Therefore, the quality of the finished product will be reduced in the latter stage. Therefore, in view of the fact that the traditional plastic drying equipment still has the above problems, 201130625, the inventor of the case relies on years of experience in related industries, and after continuous experimentation and trials. SUMMARY OF THE INVENTION The object of the present invention is to provide a plastic drying system which performs a drying process at a low temperature by vacuum drying. And to make _ itself not fade or brighten the number of problems due to high temperature' and also effectively reduce the time required for drying and save energy For the purpose of the invention, you can use a plastic drying system. Dan has a more-heat cycle, which can effectively prevent the plastic from re-condensing (regaining moisture) due to the drop of ambient temperature. The purpose of the present invention is to provide a plastic drying system, the first drying material having the same structure extending to the outside and being used for drawing the same material, and the plastic in the drying tray (4) The heating device for heating can have a first material port which is connected to the discharge of the drying cylinder, and a plastic material which can be disposed in the vacuum cylinder. The outlet is opened, and at the first row of the vacuum cylinder, the second vacuum is provided with a second vacuum 201130625. A temporary storage cylinder has a discharge port of the vacuum cylinder. The third feeding tube is connected, and the plastic in the temporary storage barrel is discharged to a discharge port of a processing machine, and a thermal circuit is further arranged between the temporary storage barrel and the drying cylinder In order to produce the heating device The thermal energy is cyclically transferred between the drying cylinder and the temporary storage cylinder through the thermal cycle; a vacuum pump has a separate phase with the drying cylinder, the vacuum cylinder and the temporary storage cylinder An air line is connected, and the air line is respectively provided with a dry barrel suction control valve, a vacuum barrel suction control valve and a temporary storage tube suction control valve at the corresponding 9 barrels. And by controlling the opening and closing timing of each of the control valves, the plastic can be moved by the vacuum pump to move between the respective barrels according to the suction of the vacuum pump, or a vacuuming process can be performed on the vacuum cylinder. The plastic drying method of the present invention comprising the above components comprises the following steps: (1) by controlling the opening and closing of each of the control valves, a plastic is fed into the drying through the first feeding tube. In the cartridge, the plastic is heated to a predetermined temperature by the heating device; (2) then the plastic heated to a predetermined temperature is fed into the vacuum cylinder through the second feeding tube; (3) the drying material is then The tube again A feeding tube draws another plastic into the drying cylinder for heating; (4) a vacuuming process is performed on the vacuum cylinder, so that the water in the vacuum cylinder is quickly evaporated and extracted by the vacuum pump, 201130625 The vacuum drying effect is achieved; (5) the vacuum dried plastic is sent into the temporary storage tube through the third feeding tube for use by the molding machine, and the plastic is heated in the drying cylinder at this time, Then enter the straight empty cylinder to prepare for the next vacuuming process, and by repeating the step c (5), a continuous plastic dry can be formed, and the control program of each control_opening and closing includes: The second empty cylinder suction control reading door and the first vacuum control valve air control shaft = temporary control valve, the second true second vacuum mill suction (four) is used along the dry (four) open state, the empty control reading door and the Temporary storage:: Zhenxin valve' The second door is in the open two storage and material control valve and the second real-cut tube simple control heart suction control door and the class ~ ', the plastic in the vacuum barrel 201130625 Can receive this The air pump attraction staging barrel. The above and other objects and advantages of the present invention will be apparent from the following description of the embodiments of the present invention. Of course, the present invention differs in some of the components, or the arrangement of the components, but the selected embodiments are described in the specification and their construction is shown in the drawings. 1. Field [Embodiment] Referring first to Figure 1, the present invention provides a system consisting mainly of a -drying cylinder, a vacuum cylinder 21, a sub-tank 3 1 and a vacuum pump 4 Wherein: , the drying cylinder 1 1 has a feeding pipe 12 which extends to the outside and can be used to take no plastic, and a discharge port which can discharge the plastic located in the drying cylinder ii 3, and at the discharge port 13 of the drying barrel is further provided - a gate valve 丄 4 which can be used to control the plastic in and out, and a __ can be placed on the " The plastic in the drying cylinder 11 is subjected to heating addition and subtraction 15. In the present embodiment, the twisting device 15 is composed of a blower i 5丄 and a heater 5 2 , and the blower The air filament blown out by the heater is heated by the heater 152 and sent to the drying cylinder ii to perform a heating operation on the plastic located in the drying cylinder. The vacuum cylinder 2 1 , having a second feeding pipe 22 connected to the discharge port 13 of the drying cylinder 1 1 , and - can be located in the vacuum material 201130 625 The outlet of the plastic in the cylinder 2 1 is discharged 2 2 , and at the vacuum cylinder 2 丄, there is no gate valve 2 at the discharge port 23 to control the plastic inlet and outlet 2 ^ and the vacuum cylinder 21 The second feeding tube 22 is provided with a first one: 5, and the outlet of the vacuum cylinder 2 1 is at the door: the first vacuum control valve 2 6, and when the two vacuum control valve, 2 Θ When they are respectively in the closed state, they can be =:=, and the discharge port of the vacuum cylinder 21 can be used to calculate the plastic throughput of the optical fiber level detector 27. The X temporary storage tube 3 1 , having the vacuum cartridge; the third feeding tube 二, and the plastic discharging device in the temporary tray 31 can be sent to a processing machine 6 = the discharge port 33 of the storage cylinder 31 More with the heart] two in and out of the gate valve 34, and in the 锊 in the ancestral home q# section 1 more and more - heart, temporary storage (four) 3 1 and the drying cylinder 1 Yan Wei, Le two shield clothing circuit 3 5, in order to make the hot air generated by the heating device 5 through the 埶 cycle " and the temporary storage cylinder 3 R shield into the special 5 to send: 乞本干, 2 Figure is not, On the blower i 5 i - side The storage tube 3! is connected to the first conduit 3 = sighs - and between the j and the temporary storage cartridge 31, a second conduit tube 1 is used; "the heat _2 = the hot air of the guide 1 By this::= temporary storage cylinder 3 I: after returning to the heater W in a second time, the air blower 151 is blown into the drying cylinder structure 201130625 to form the thermal circulation circuit 35.忒真1' 射射-分职魏=Cylinder 21 and the air line 4 connected to the temporary storage cylinder 31, ί the air line 42 corresponds to each of the barrels 1; L, 21, ^ := - Drying cylinder suction control door 4 3, a vacuum cylinder suction: a valve 44 and a temporary storage suction control valve 45, and each of the control valves 4 3, 44, 4 5 and the second The vacuum control valve 25\26 and each of the gates 14, 24, 34 are connected to the _ control module (not shown), and can be controlled by the control module to determine the opening and closing timing; It is to be noted that a filter structure (not shown) is disposed at the junction of each of the cylinders 1 1 , 2 , and 31 with the air line 42 , thereby preventing plastic from entering the air line 4 . In addition, a filter 51 is further disposed between the air pipe 42 of the vacuum pump 4 1 and the temporary storage cylinder 3 1 to prevent the vacuum pump 4 from being damaged by sucking debris during the operation. . The control program for controlling the opening and closing of the valve of the present invention comprises: a· as shown in FIG. 4, when the drying cylinder suction control valve 43 is controlled to be in an open state, and the vacuum cylinder suction control valve is When the temporary cartridge suction control valve 45 is in the closed state, the first feeding tube 12 of the drying cylinder 1 1 can be sucked by the vacuum pump 41 to draw the plastic from the outside to the drying. Inside the barrel 11; b • As shown in Fig. 5, when the vacuum barrel suction control valve 4 4 and the first vacuum control valve 25 are in an open state, the 201130625 drying cylinder suction control valve H4 3 When the second vacuum control valve 6 and the temporary cartridge suction control valve 45 are in the closed state 1, the plastic located in the drying cylinder 1 1 can be attracted by the vacuum pump 4 1 . Moving along the second feeding pipe 2 2 into the vacuum cylinder 21; C, as shown in Fig. 6, when the vacuum cylinder suction control valve 44 is in an open state, and the drying cylinder suction control valve 4 3. The first vacuum control valve 25, the second vacuum control valve 26 and the temporary storage When the cartridge suction control valve 45 is in the closed state, the vacuum pump 4 1 can perform a vacuum process on the vacuum cylinder 2 1; d · as shown in Fig. 7, when the temporary cartridge suction control valve 4 5 1 The second vacuum control valve 26 is in an open state, and the dry cartridge suction control valve 43 and the vacuum cartridge suction control valve 44 are in a closed state, located in the vacuum cylinder The plastic can be moved along the third feed pipe 3 2 into the temporary storage cylinder 3 L by the suction of the vacuum pump 4 .趟 Γ 搭配 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ The valve is opened and closed, and a plastic is passed through the first feeding tube: into the drying cylinder 11 and the plastic located in the drying cylinder 11 is heated to a predetermined condition by the heating device 15 Temperature 201130625 (as shown in Figure 4); (2) feeding to the vacuum barrel step: then feeding the above-mentioned plastic heated to a predetermined temperature into the vacuum barrel 21 through the second feeding tube 2 2 (such as 5))) (3) re-feeding drying step·· then the drying cylinder 1 1 draws another plastic from the first feeding tube 12 into the drying cylinder 11 for heating (as shown in Fig. 4) (4) Vacuum drying step: Next, the vacuum cylinder 2 1 is subjected to a vacuuming process to rapidly evaporate the water located in the preparation step of the vacuum cylinder 2 1 (5) and is vacuumed by the vacuum pump 4 1 is withdrawn, and the vacuum drying effect is achieved (as shown in Fig. 6); The third feeding tube 32 is fed into the temporary storage cylinder 3 1 for use by the molding machine, and at this time, the plastic is placed in the drying cylinder 1 1 and the heated plastic is completed again, and then the vacuum cylinder 2 is entered. The next vacuuming process is prepared in 1 and a continuous plastic drying method (as shown in Fig. 7) can be constructed by repeating the above steps (3) to (5). However, the disclosure of the above-mentioned embodiments is intended to be illustrative of the present invention and is not intended to limit the scope of the present invention. The advantage of the plastic drying system provided by the present invention is that the ', the system can have the following
2 · Π 之真空料筒21於進行抽真空程序 ，係藉由降低真空料筒之内部壓力，而使 相對沸點也跟著降低’並藉此使水分可迅速 從塑料内部蒸發到環境空氣中，再㈣ 粟4 ^出真空料筒2 1中之空氣，而z使二 料可獲得極佳的乾燥效果。 本發明係藉由真^賴方絲達到塑料乾燥 之效果，因此不需要進行長時間的高溫乾 餘，即可在較短時間内達成乾燥效:策，因此 具有快速、節能之優點。2 · The vacuum cylinder 21 is subjected to a vacuuming process by lowering the internal pressure of the vacuum cylinder so that the relative boiling point is also lowered, and thereby allowing moisture to quickly evaporate from the interior of the plastic into the ambient air. (4) The millet 4 ^ releases the air in the vacuum cylinder 2 1 , and the z makes the second material obtain an excellent drying effect. The invention achieves the effect of plastic drying by using the true square wire, so that it is not necessary to carry out long-time high-temperature drying, and the drying effect can be achieved in a short time, so that it has the advantages of quickness and energy saving.
4 *4 *
本毛月係藉由真空乾燥方式來達到塑料乾賴J效果’因此不需要進行長時間的高溫乾 ，，而可有效避免塑料本身退色姐融指數 改變之問題產生。 2月之真卫泵4 1係具有可分別與該乾燥 、該真空料筒21及該暫存料筒3其』氣官路42 ’並藉由控制該空氣 S、„冑應各該料筒之吸料控制閥門，即 :二二*空泵41達到搬移塑料以及對該 真空料筒21抽真空之雙重作用。 本發明係於賴料筒1 1與暫存料筒3丄之This Maoyue uses vacuum drying to achieve the effect of plastic drying. Therefore, it is not necessary to carry out high-temperature drying for a long time, and it can effectively avoid the problem that the plastic itself fades. In February, the Zhenwei pump 4 1 series has the same as the drying, the vacuum cylinder 21 and the temporary storage cylinder 3, and the air valve S' is controlled by the air S, The suction control valve, that is, the two-two air pump 41 reaches the double function of moving the plastic and vacuuming the vacuum cylinder 21. The invention is applied to the suction cylinder 1 1 and the temporary storage cylinder 3
12 201130625 間更設有一熱循環迴路3 5，使用以加熱該 乾燥料筒11之熱空氣亦可經該熱循環迴路 3 5而被導入於該暫存料筒3 1中，並藉此 使該暫存料筒3 1可具有一保溫作用，而使 塑料轉移至該暫存料筒3 1時，不會因轉移 過程中溫度降低幅度過大而導致塑料發生回 潮情形。 6 · 本發明藉由自動化控制各該控制閥門之啟閉 程序，即可構成一自動化乾燥作業，並藉此 可有效提升生產效能。 綜上所述，本發明在與同類產品相較之下，係已具有 相當的進步性及實用性，且經以上詳細說明後，係可使熟 知本項技藝者明瞭本發明的確可達成前述目的，實已符合 專利法之規定，故本案發明人爰依法提出專利申請。 13 201130625 【圖式簡單說明】 第1圖係本發明之結構方塊示意圖 第2圖係本發明熱循環迴路之流路示意圖 第3圖係本發明之乾燥流程圖 ° 第4圖〜第7圖係本發明之作動示意圖 【主要元件符號說明】 乾燥料筒1 1 出料口1 3、2 3、3 3 閘門閥1 4、2 4、3 4 加熱裝置15 加熱器1 5 2 第二送料管2 2 第二真空控制閥門2 6 暫存料筒3 1 熱循環迴路3 5 第二導管3 5 2 空氣管路4 2 乾燥料筒吸料控制閥門4 3 真空料筒吸料控制閥門4 4 暫存料筒吸料控制閥門4 5 過濾器5 1 送料管1 2 鼓風機151 真空料筒2 1 第—真空控制閥門2 5 光纖料位偵測器2 了 第三送料管3 2 第一導管3 5 1 真空泵4 1 加工機6 1 1412 201130625 further has a heat circulation circuit 35, and the hot air used to heat the drying cylinder 11 can also be introduced into the temporary storage cylinder 3 through the thermal circulation circuit 35, and thereby The temporary storage cylinder 3 1 can have a heat preservation function, and when the plastic is transferred to the temporary storage cylinder 31, the plastic will not be resurged due to excessive temperature reduction during the transfer. 6 · The present invention can form an automatic drying operation by automatically controlling the opening and closing procedures of the control valves, thereby effectively improving production efficiency. In summary, the present invention has been relatively advanced and practical in comparison with similar products, and after the above detailed description, it will be apparent to those skilled in the art that the present invention can achieve the foregoing objects. It has already complied with the provisions of the Patent Law, so the inventor of this case filed a patent application according to law. 13 201130625 [Simplified description of the drawings] Fig. 1 is a schematic block diagram of the present invention. Fig. 2 is a flow path diagram of the thermal cycle of the present invention. Fig. 3 is a drying flow chart of the present invention. Fig. 4 to Fig. 7 Schematic diagram of the operation of the present invention [Description of main components] Drying cylinder 1 1 Discharge port 1 3, 2 3, 3 3 Gate valve 1 4, 2 4, 3 4 Heating device 15 Heater 1 5 2 Second feeding pipe 2 2 Second vacuum control valve 2 6 Temporary storage cylinder 3 1 Thermal circulation circuit 3 5 Second conduit 3 5 2 Air line 4 2 Drying cylinder suction control valve 4 3 Vacuum cylinder suction control valve 4 4 Temporary storage Cartridge suction control valve 4 5 filter 5 1 feed pipe 1 2 blower 151 vacuum cylinder 2 1 first vacuum control valve 2 5 fiber level detector 2 third feed pipe 3 2 first pipe 3 5 1 Vacuum pump 4 1 processing machine 6 1 14