TW200824887A - Injection molding mold - Google Patents

Injection molding mold Download PDF

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Publication number
TW200824887A
TW200824887A TW95146940A TW95146940A TW200824887A TW 200824887 A TW200824887 A TW 200824887A TW 95146940 A TW95146940 A TW 95146940A TW 95146940 A TW95146940 A TW 95146940A TW 200824887 A TW200824887 A TW 200824887A
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Taiwan
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module
injection molding
molding die
film
mold
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TW95146940A
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Chinese (zh)
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TWI315250B (en
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cong-wen Yu
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Snyang Yu Entpr Co Ltd
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  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

An injection molding mold, which includes a first module and a second module able to be open and close relatively, wherein the two modules are jointly surrounded to form a shape cavity and a space when closed up; moreover, the second module is connected to a clipping member, which can be operated to reciprocally move in between a first position and a second position. When the clipping member is located at the first position, the clipping surface does not contact to the second module; when the clipping member is located at the second position, the clipping surface contact to the second module. When the first and second modules close up, the clipping member is accommodated into the said space and located around the said shape cavity.

Description

200824887 九、發明說明: 【發明所屬之技術領域】 模具本毛月係與輪具有關’更詳而言之是指一種射出成型 5【先前技術】 應而:,以度與南品質,各種表面裝飾製程因 薄獏進行印刷鮮;=程相,其主要技術為先對— 塑造出薄膜的开^Α Γ^氣壓拉伸立體成型,藉此 射出点却,、、/,再接著沖切所需尺寸,爾後放入模具 觀面赫,’而^出成品因表面具有該裝飾薄臈,因此其外 先於模具外部成型後,再被置,由於賴係 15 型後固::;=,,因此薄膜 率),造成輪咖率_水 射出機在將射出料以5之現象’進而使得 之情形,造成‘; 預定位置上,反到使得射出成品不^的文子或圖案不在 為改善上述缺失,遂有業者開發出一種如 =:薄膜貼合成型製程,該製程所=圖 具1包括:公模2與-母模3,該公模2具有—第 a’且於该第—表面2a突起形成有一凸部沘 又 有—第二表面3a,且於該第— 口 ,〜母模3具 ^輪_被置 4 20 200824887 模3保持一適當距離 ^ 作下移至該公、母模2 , 之加熱板6被操 模3方向移動,並狀就位置,待顺後再往母 -同失固該薄膜4,使與該 q 々#馭4文到固定,此時受熱軟化之 ,真空吸引而貼附於該母模3之凹 部,模具^開奸門’爾後,加熱板6被移至模具1外 结人:最後歼,;;4^行射出成型’使得射出料與該薄膜4 …據以改善前述軸定位不良之問題。 献 15 然而在第二圖之加熱程序中,該 ^幾近接觸之方式加熱,因此薄膜4容易遭受加 之,溫影響融;即便上述細4不會發纽融現象, j接^來第三圖之加熱程序中,由於該加熱板6係直接 ^ 5玄賴4周邊並進行加熱,因此賴4極易被高熱溶 融,致舰個製程中斷;是以,即便該薄膜4可承受加熱 板6之南溫而不毁壞,但該薄膜4仍將因溫度不易控制而 產生Μ ’除使成品外觀不平整外’亦無法產生大角度之 青折變形,因此產品之彎折角度均小於7Q度以下,造成產 品應用範圍窄化;其次,薄膜4亦有可能因過熱黏附於該 加熱板6上而被-併帶離’導致薄膜4無法與母膜3順利 結合。 因此,上述薄膜4受損問題一旦發生,整個作業流程 勢必停止,並且須待受損薄膜處理完後,始可重新啟動作 業,如此一來,勢必將造成生產不便與材料浪費,實不符 20 200824887 經濟效益。 有鑒於此,本案發明人乃經詳思細索,並積多年從事 相關行業之開發與製造經驗,終而有本發明之產生。 5【發明内容】 本發明之主要目的在於提供一種射出成型模具,係利 用模具上之夾固件固定薄膜,以及隔開該薄膜與加熱源, 藉以擴展產品應用範圍外,同時兼顧成品之精度與品質。 緣以達成上述之目的,本發明所提供之一種射出成型 10 模具,包括一第一模塊與一可相對第一模塊開啟與閉合之 第二模塊,該第一、第二模塊閉合時共同圍設形成一成型 用之型腔與一空間;該模具更包括一夾固件,該夾固件係 連接於該第二模塊,且具有一夾面,當該第一、第二模塊 開啟時,該夾固件可受操作而於一第一位置與一第二位置 15間往復移動,當該夾固件於該第一位置時,該夾面未接觸 該第二模塊,當該夾固件於該第二位置時,該夾面接觸該 第二模塊,當該第一、第二模塊閉合時,該夾固件容置於 該空間,且位於該型腔周圍;藉此,本發明模具之夾固件 係可取代習用加熱器夾固薄膜,藉以使得成品應用範圍獲 20得擴展,並同時兼具高精度與高品質。 【實施方式】 第六至二十五圖為本發明一較佳實施例之射出成型模 具10,該模具10包括一第一模塊11、一第二模塊15與一 6 200824887 夾固件25,本實施例係將該模具10運用於模内薄膜結合成 型製程,其中: 請配合第六至八圖,該第一模塊11於本實施例中係連 接於一射出機1〇〇,且為玎受控制移動之模塊;該第一模塊 5 11具有一第一分模面12與一突出形成於該第一分模面12 之凸部13,且設有一注入道11a,該射出機100可將射出 料自該注入道11a射進模具1〇内部;該第一模塊U自該 第一分模面12凹陷形成有—容置槽14 ; 請續配合第九至十圖所示’該第二模塊15於本實施中 ίο為固定之模塊,其係藉由前述第一模塊Π之移動而與之進 行開啟及閉合;該第二模塊15具有一第二分模面16與一 凹陷形成於該第二分模面16之凹部17,其中該第二分模面 16周邊具有二第一止滑條161,該各第一止滑條161於本 實施例係為圈狀橡膠,該凹部17具有一底面18與一圍繞 15该底面18之側面19,該底面與該側面19夾角大於70 度以上,本實施例為互成約略90度,該底面18與該側面 19的交接處環繞設有一氣孔20(參照第九及第十一圖所 示),該氣孔20透過該第二模塊15内部佈設之一氣道21 與外部氣壓源(圖未示)連接,該氣壓源係可為泵浦,可操控 20使该凹部17於密閉狀態下被抽取呈真空負壓狀態或增壓至 正壓狀態,其中該氣孔2〇之孔徑朝該第二分模面16之相 反方向&加,另外’該第二模塊設有四個導孔i5a ; 請再參照第十二、十三圖,上述第一模塊n與第二模 塊15閉合時,該第一分模面12與第二分模面16接觸,且 7 200824887 該凸部13與該凹部17共同圍設形成一射出成型用之型腔 22,且第二分模面16與該容置槽14共同構成一空間23(參 照第六及第十三圖所示)。 另須說明的是,如第六圖所示,本發明薄膜101於製 5 程開始前已先被裁製成一預定尺寸之單一片材,並被送膜 機上的二懸臂102之夾膜器103四端夾持且待命於模具10 外部(由於送膜機非本發明之創作精神,在此容不贅述);為 此,第二模塊15自該凹部17二側之第二分模面16分別向 下凹陷形成一凹槽24,且各該凹槽24之二端與外部相通, ίο 藉以供該二懸臂102伸入而將薄膜101置入該模具10。 該夾固件25為一板體,請參照第六及第九、十、十四 及十五圖所示,其係藉由一固設於該第二模塊15之驅動裝 置相對該第二模塊15作往復運動,本實施例之驅動裝置為 二汽缸26分設於該第二模塊15之兩側,即,汽缸26之活 15 塞桿26a與夾固件25之對接部,本實施例之對接部為二套 接管27,進行連接而可驅使該夾固件25於一第一位置 P1(第十七圖參照)與一第二位置P2(第十八圖參照)間往復 移動。請再配合第十四與十五圖,該夾固件25具有一面對 該第二分模面16之夾面28,且於該夾面28形成有對應該 2〇 二凹槽24之二溝槽29,用以容置送膜機之夾膜器103,又, 該夾面28周邊圍設有二第二止滑條30,各該第二止滑條 30於本實施例中係為橡膠,且該二第二止滑條30於該夾面 28接近該第二分模面16時與前述第一止滑條161交錯咬合 (如第二十二圖所示),藉以將該薄膜101夾緊;另外,該夾 8 200824887 固件25具有一對應該凸部13與該凹部17 , 於板身設有四導桿32,各該導桿32伸入該第二模塊15上 之對應導孔15a,藉以提供該夾固件25移動時之穩定性; 以上即為本3〜例之射出成型模具W各構件及其相關 5位置之說明,接著敘述其運用於模内薄膜結合成型製程及 其所產生之功效及優點於後: 首先將該第-、第二模塊η、15相互分離,如第六圖 與第十六至十七圖所示,且,該夾固件25位於未接觸第二 模塊15之第一位置P1上,爾後將薄祺1〇1置入模具1〇内, ⑴此時單片薄膜101藉由懸臂1〇2之快速進料至本模具1〇之 =槽24内;因此,本模具1〇之凹槽24的設計可實現單片 薄膜101之决速進料’相車父習用以人工或機械手的薄膜置 入方式更可提升模内薄膜結合製程之生產效率與良率; 凊續茶照第十七至二十二圖,當該薄膜25被置入模具 15 10疋位後,该夾固件25將自其夾面28未接觸第二模塊15 之第一位置P1(麥照第十七圖)移動至其夾面28接觸該第二 板塊15之第二位置P2(參照第十八圖),藉此夹緊該薄膜 收;惟須說明的是,為使薄膜1〇1定位效果更佳,本實施 例之夾固件25對於薄膜1〇1的周邊都給予夾固迫緊(參照第 2〇 —十一與第二十二圖),其主要利用該夾固件25之第二止滑 “ 30與5亥第一模塊15之第一止滑條κι交錯咬合,藉以 對該薄膜101周邊產生強大的摩擦夾合力;另外,該夾固 件25之夾面28設置有該溝槽29(參照第十八圖),用以避 免當夾固件25移動至該第二位置P2時撞擊到夾膜器1〇3, 9 200824887 亚且可供該二懸臂102待該夾固件25夾固該薄膜1〇1,以 及夾膜器103鬆釋該薄膜1〇1後再伸出該凹槽%(參照第十 九至二十一圖); 請再參照第二十三與二十四圖,係為上述之後製程, 5圖中揭示薄膜1〇1被夾固後,一加熱器33移至模具10對 應處’並與禮薄膜101相隔大約一個夾固件Μ厚度之距 尚隹,且该加熱為33透過該鏤空部31對該薄膜ι〇ι進行加 熱,藉以避免習用薄膜101容易受損之問題,之後並利用 外部氣壓源(圖未示)透過環設於凹部17轉折處之氣孔2〇對 ίο該第二模塊15進行真空負壓吸引(參照第二十四圖),而 且,由於该夾固件25隔開該薄膜ιοί與加熱器μ,使得該 薄膜101受熱均勻而延展並緊密貼附於該凹部丨7以可形成 大角度之彎折處(本實施例凹部17底面18與侧面19互成約 略垂直角度)之優點,且該鏤空部31之設計可允許夾固件 15 25在以固定薄膜1〇1周邊的方式下,仍能對薄膜1〇1進行 加熱,並且藉由環設於凹部17轉折處之氣孔2〇的設計, 達到薄膜101緊密貼附於凹部17之目的,以使披覆於成品 表面的薄膜101更為平整。請再參照第二十五與二十六圖, 當該第一、第一模塊11、15閉合時,該第一模塊丨1之凸 20部13穿過該鏤空部31而與該第二模塊15之凹部π共同 圍a又形成β亥型腔22 ’且該夾固件25容置於該空間23,並 位於該型腔22周圍,並不會妨礙到射出作業的進行。 最後,進行開模作業,該第一模塊11被操作往該第二 模塊15反方向移動,並啟動該氣壓源增壓為正壓進而推離 10 200824887 ,成品104及該薄膜101脫離該第二模塊15之凹部Η,如 第二十六圖所示之開模程序即可得到一表面披覆有該薄膜 10之成品104。 5 15 另外,為使彳于成品104順利去除薄膜餘邊,如第 十-圖:示,本發明可於該第一模塊u周邊設有切刀部 121 ’该第二模塊15周邊設有切刃才曹162,用以使該第一模 塊11與該第二模塊15閉合時,順勢去除薄膜1〇1餘邊。、 由上述可知’本發明係直接利用模具10内之夾固件25 ^持固定該薄膜10卜並將該薄膜與加熱器33保持-=當距離,再搭配上氣孔2〇之設計,藉此使得成品刚具 =折處而可擴展產品應用範圍外,同時兼具高 =需加以說明的是,本發明第二模塊15設有氣孔2〇 =2卜係於薄膜1〇1加熱軟化再真空吸附該薄膜 直模凹部17底面18,事實上,本發明於 附方面’係為内部負壓之方式使薄膜1〇1成型,盆 ^可1用外部正壓之沖壓方式使薄膜101成型於第2 正壓方式使薄膜如成型於第二模塊15^f7 底面18來取代,因此,本 道21非為必要之要件。月弟-域Η之氣孔20及氣 用太=上所述僅為本發明之較佳可行實施例而已,舉凡庫 == 兒明書及申請專利範圍所為之等 應包含在本發明之料!範_。 20 200824887 【圖式簡單說明】 第一至五圖為習用模内薄膜貼合成型製程及其使用之 模具的示意圖。 第六圖為本發明一較佳實施例之射出成型模具之分解 5 立體圖。 第七圖為第一模塊之頂視圖。 第八圖為第一模塊之前視圖。 第九圖為第二模塊之立體圖。 第十圖揭示夾固件連接於第二模塊之前視圖。 10 第十一圖揭示第一模塊與第二模塊閉合時之局部剖視 圖,以揭示氣孔之位置。 第十二圖揭示第一模塊與第二模塊閉合之侧視圖。 第十三圖為第十二圖之剖視圖。 第十四圖為夾固件之立體背視圖。 15 第十五圖為夾固件之立體前視圖。 第十六圖揭示懸臂夾持薄膜伸入至本發明凹槽内之頂 視圖,夾固件尚未夾固薄膜之頂視圖。 第十七圖為第十六圖之侧視圖。 第十八圖揭示夾固件夾固薄膜,且懸臂仍位於凹槽内 20 之侧視圖。 第十九圖揭示薄膜被夾固件夾固,且懸臂已伸出凹槽 之頂視圖。 第二十圖為第十九圖之侧視圖。 第二十一圖揭示薄膜被夾固於第二模塊與夾具之間之 12 200824887 前視圖。 第二十二圖揭示薄膜被第一止滑條與第二止滑條夾 緊。 第二十三圖揭示加熱器對薄膜進行加熱之侧視圖。 5 第二十四圖揭示薄膜被真空吸附於第二模塊而成型之 側面剖視圖。 第二十五圖揭示模具閉合進行射出成型之側面剖視 圖。 第二十六圖揭示模具開啟之側視圖。 13 200824887 【主要元件符號說明】 5 10 15 10 射出成型模具 11 第一模塊 11a 注入道 12 第一分模面 121 切刃部 13 凸部 14 容置槽 15 第二模塊 15a 導孔 16 第二分模面 161 第一止滑條162 切刃槽 17 凹部 18 底面 19 側面 20 氣孔 21 氣道 22 型腔 23 空間 24 凹槽 25 爽固件 26 汽缸 26a 活塞桿 27 套接管 28 夾面 29 溝槽 30 第二止滑條 31 鏤空部 32 導桿 33 加熱器 100 射出機 101 薄膜 102 懸臂 103 夾膜器 104 成品 P1 第一位置 P2 第二位置 14200824887 IX. Description of the invention: [Technical field of invention] The mold of the month is related to the wheel. In more detail, it refers to an injection molding 5 [previous technique] should: and degree and south quality, various surfaces The decorative process is printed by thin enamel; = phase, the main technology is the first pair - shaping the opening of the film 气压 ^ air pressure stretching three-dimensional forming, thereby shooting the point, but, /, then the cutting The size is required, and then the mold is placed in the surface of the mold, and the finished product has the decorative enamel on the surface, so the outer part is molded before the outer part of the mold, and then it is placed, because the Lai type 15 is solid::; , so the film rate), causing the rotation rate _ water injection machine in the phenomenon of the injection of material to 5 'and then cause the situation, causing '; at the predetermined position, the opposite is such that the text or the pattern of the finished product is not improved Missing, the manufacturer developed a process such as =: film paste synthesis, the process = map 1 includes: male mold 2 and - mother mold 3, the male mold 2 has - a' and the first surface The protrusion of 2a is formed with a convex portion and a second surface 3a, and In the first mouth, the mother die 3 has a wheel _ is placed 4 20 200824887 The die 3 is kept at an appropriate distance ^ is moved down to the male and female die 2, and the heating plate 6 is moved in the direction of the operation 3, and is shaped In the position, after going to the mother-to-female, the film 4 is lost, and the q 々#驭4 text is fixed, and at this time, it is softened by heat, and is vacuum-applied and attached to the concave portion of the master mold 3, and the mold ^ After the opening of the door, the heating plate 6 is moved to the outside of the mold 1 to be closed: finally, 4; the line is injection molded 'to make the shot and the film 4 ... to improve the aforementioned problem of poor positioning of the shaft. However, in the heating procedure of the second figure, the method is heated in a close contact manner, so that the film 4 is easily subjected to the addition, and the temperature influences the melting; even if the above-mentioned fine 4 does not cause a melting phenomenon, j is connected to the third figure. In the heating process, since the heating plate 6 is directly heated and heated, the Lai 4 is easily melted by high heat, causing the ship to be interrupted; even if the film 4 can withstand the heating plate 6 The south temperature is not destroyed, but the film 4 will still be produced due to the uncontrollable temperature. In addition to making the appearance of the finished product uneven, it cannot produce a large angle of green folding deformation, so the bending angle of the product is less than 7Q degrees. The product application range is narrowed. Secondly, the film 4 may also be attached to the heating plate 6 due to overheating, and the film may not be smoothly bonded to the mother film 3. Therefore, once the above-mentioned film 4 damage problem occurs, the entire operation process is bound to stop, and the operation of the damaged film is required to be restarted, which will inevitably lead to inconvenience in production and material waste, which is inconsistent with the situation 20 200824887 Economic benefits. In view of this, the inventor of this case has been carefully researched and accumulated years of experience in the development and manufacturing of related industries, and finally has the invention. 5 [Summary of the Invention] The main object of the present invention is to provide an injection molding die which uses a clamp on a mold to fix a film, and separates the film and a heating source, thereby expanding the application range of the product while taking into consideration the precision and quality of the finished product. . In order to achieve the above object, an injection molding 10 mold provided by the present invention includes a first module and a second module that can be opened and closed with respect to the first module, and the first and second modules are closed together when closed. Forming a molding cavity and a space; the mold further includes a clamp, the clamp is connected to the second module, and has a clamping surface, when the first and second modules are opened, the clamping device Relatiently movable between a first position and a second position 15 when the clamp is in the first position, the face does not contact the second module, when the clamp is in the second position The clamping surface contacts the second module. When the first and second modules are closed, the clamping member is received in the space and located around the cavity; thereby, the clamping force of the mold of the present invention can replace the conventional use. The heater clamps the film, so that the finished product range can be expanded by 20, and at the same time it has high precision and high quality. [Embodiment] The sixth to twenty-fifth drawings illustrate an injection molding die 10 according to a preferred embodiment of the present invention. The mold 10 includes a first module 11, a second module 15, and a 6 200824887 clamp 25, and the present embodiment For example, the mold 10 is applied to an in-mold film bonding forming process, wherein: in conjunction with the sixth to eighth figures, the first module 11 is connected to an injection machine 1 in this embodiment, and is controlled by The moving module; the first module 5 11 has a first parting surface 12 and a convex portion 13 protrudingly formed on the first parting surface 12, and is provided with an injection path 11a, and the injection machine 100 can discharge the material The first module U is recessed from the first parting surface 12 to form a receiving groove 14; please continue to cooperate with the second module 15 shown in the ninth to tenth drawings. In the present embodiment, the ίο is a fixed module, which is opened and closed by the movement of the first module ;; the second module 15 has a second parting surface 16 and a recess formed in the second a recess 17 of the parting surface 16, wherein the second parting surface 16 has two first anti-slip strips 161 The first anti-slip strip 161 is a ring-shaped rubber in the embodiment. The recess 17 has a bottom surface 18 and a side surface 19 surrounding the bottom surface 18 . The bottom surface and the side surface 19 are at an angle greater than 70 degrees. For example, the intersection of the bottom surface 18 and the side surface 19 is surrounded by an air hole 20 (refer to the ninth and eleventh drawings), and the air hole 20 is disposed through the air passage of the second module 15 . 21 is connected to an external air pressure source (not shown), and the air pressure source can be pumped, and the recessed portion 17 can be controlled to be evacuated to a vacuum negative pressure state or pressurized to a positive pressure state, wherein the air hole is pressurized. The second aperture is added in the opposite direction of the second parting surface 16 and the other second module is provided with four guiding holes i5a; please refer to the twelfth and thirteenth drawings, the first module n and When the second module 15 is closed, the first parting surface 12 is in contact with the second parting surface 16 , and 7 200824887 , the convex part 13 and the concave part 17 are enclosed to form a cavity 22 for injection molding, and the second The parting surface 16 and the accommodating groove 14 together form a space 23 (refer to the sixth and thirteenth drawings)It should be noted that, as shown in the sixth figure, the film 101 of the present invention is first cut into a single sheet of a predetermined size before the start of the process, and is sandwiched by the two cantilevers 102 on the film feeder. The holder 103 is clamped at the four ends and is standby on the outside of the mold 10 (because the film feeder is not the creative spirit of the present invention, it will not be described here); for this reason, the second module 15 is from the second parting surface of the two sides of the recess 17 The recesses 16 are respectively recessed downward to form a recess 24, and the two ends of the recesses 24 are communicated with the outside, so that the film 101 is inserted into the mold 10 by the two cantilevers 102 extending therein. The clamping member 25 is a plate body. Please refer to the sixth and ninth, tenth, fourteenth and fifteenth figures, which are opposite to the second module 15 by a driving device fixed to the second module 15. For the reciprocating motion, the driving device of the embodiment is divided into two cylinders 26 on both sides of the second module 15, that is, the abutting portion of the live plug 18a of the cylinder 26 and the clamp 25, the docking portion of the embodiment The two sets of nozzles 27 are connected to drive the clamp 25 to reciprocate between a first position P1 (refer to FIG. 17) and a second position P2 (refer to FIG. 18). Please cooperate with the fourteenth and fifteenth drawings, the clamping member 25 has a clamping surface 28 on the second parting surface 16, and the groove 28 is formed with two grooves corresponding to the two grooves 24 a slot 29 for accommodating the film trapper 103 of the film feeder, and a second stopper strip 30 surrounding the periphery of the clamping surface 28, each of the second slider strips 30 being rubber in this embodiment And the second second sliding strip 30 is interlaced with the first anti-slip strip 161 when the clamping surface 28 approaches the second parting surface 16 (as shown in FIG. 22), whereby the film 101 is used. Clamping; in addition, the clip 8 200824887 firmware 25 has a pair of convex portions 13 and the recess portion 17 , and four guide rods 32 are disposed on the plate body, and the guide rods 32 extend into the corresponding guide holes of the second module 15 . 15a, in order to provide stability when the clamp 25 is moved; the above is the description of each member of the injection molding die W of the 3~ example and its associated 5 positions, and then describe its application to the in-mold film bonding process and its The resulting effects and advantages are as follows: First, the first and second modules η, 15 are separated from each other, as shown in the sixth figure and the sixteenth to seventeenth, and The clamping member 25 is located at the first position P1 which is not in contact with the second module 15, and then the thin 祺1〇1 is placed in the mold 1〇, (1) at this time, the single-film 101 is quickly fed to the present by the cantilever 1〇2. The mold 1 is in the groove 24; therefore, the design of the groove 24 of the mold 1 can realize the constant speed feeding of the single film 101, and the film placement method for the manual or robot can be improved. Production efficiency and yield of the in-mold film bonding process; Continuation of the tea photo 17th to 22nd, when the film 25 is placed in the mold 15 10 position, the clamp 25 will not be from its face 28 The first position P1 contacting the second module 15 (the seventeenth photograph of the photo) is moved to the second position P2 of the second surface of the second plate 15 (refer to the eighteenth drawing), thereby clamping the film. It should be noted that, in order to make the film 1〇1 better in positioning, the clamp 25 of the embodiment is clamped and tight to the periphery of the film 1〇1 (refer to the second to eleventh and the twentieth (Fig. 2), which mainly utilizes the second anti-slip of the clamper 25, and the first stop bar κι of the first module 15 of the 5th and the fifth is intertwined, thereby A strong frictional clamping force is generated around the film 101; in addition, the clamping surface 29 of the clamping member 25 is provided with the groove 29 (refer to FIG. 18) to avoid when the clamping member 25 is moved to the second position P2. Impacting on the film holder 1〇3, 9 200824887, and the second cantilever 102 can be used to clamp the film 1〇1 to the clamping member 25, and the film holder 103 releases the film 1〇1 and then extends the concave portion. Slot % (refer to the 19th to 21st drawings); Please refer to the 23rd and 24th drawings again, which is the above-mentioned subsequent process, 5 shows that the film 1〇1 is clamped, a heater 33 Moving to the corresponding portion of the mold 10 and spaced apart from the court film 101 by about one thickness of the clip, and the heating is 33 to heat the film through the hollow portion 31 to avoid the conventional film 101 being susceptible to a problem of damage, and then using an external air pressure source (not shown) to vacuum vacuum suction the second module 15 through the air hole 2 provided at the turn of the recess 17 (refer to the twenty-fourth figure), and Since the clip 25 separates the film ιοί from the heater μ, the film 101 is heated. Uniformly extending and closely attached to the recessed portion 7 to form a large angle of bending (the bottom surface 18 of the recess 17 and the side surface 19 of the present embodiment are approximately perpendicular to each other), and the hollow portion 31 is designed to allow The clamping member 15 25 can still heat the film 1〇1 by fixing the periphery of the film 1〇1, and the film 101 is closely attached to the film by the design of the air hole 2〇 provided at the turning portion of the concave portion 17 The purpose of the recess 17 is to make the film 101 coated on the surface of the finished product more flat. Referring to the twenty-fifth and twenty-sixth drawings, when the first and first modules 11, 15 are closed, the convex portion 20 of the first module 丨1 passes through the hollow portion 31 and the second module. The concave portion π of the recess 15 further forms a β-shaped cavity 22' and the clamp member 25 is accommodated in the space 23 and is located around the cavity 22 without hindering the progress of the injection operation. Finally, the mold opening operation is performed, the first module 11 is operated to move the second module 15 in the opposite direction, and the pressure source is pressurized to a positive pressure and then pushed away from 10 200824887, and the finished product 104 and the film 101 are separated from the second The recess Η of the module 15, such as the mold opening procedure shown in Figure 26, results in a finished product 104 having a surface overlying the film 10. 5 15 In addition, in order to smoothly remove the residual edge of the film from the finished product 104, as shown in the tenth-figure: the present invention may be provided with a cutter portion 121 around the first module u. The blade 162 is used to remove the remaining edge of the film 1〇1 when the first module 11 and the second module 15 are closed. As can be seen from the above, the present invention directly uses the clamp 25 in the mold 10 to hold the film 10 and keep the film and the heater 33 at a distance, and then matches the design of the upper air hole 2 The finished product has a=============================================================================================== The film has a bottom surface 18 of the straight mold recess 17 . In fact, the present invention forms the film 1〇1 in the manner of internal negative pressure, and the film 1 is formed by the external positive pressure stamping method. The positive pressure method causes the film to be replaced by the bottom surface 18 of the second module 15^f7, and therefore, the track 21 is not an essential requirement. The stomata 20 and the suffocating suffix of the syllabus are only the preferred embodiments of the present invention, and the syllabus == stipulations and the scope of the patent application should be included in the material of the present invention! Fan _. 20 200824887 [Simple description of the drawings] The first to fifth figures are schematic diagrams of the conventional in-mold film-fed synthetic process and the mold used therein. Figure 6 is an exploded perspective view of an injection molding die in accordance with a preferred embodiment of the present invention. The seventh picture is the top view of the first module. The eighth picture is the front view of the first module. The ninth picture is a perspective view of the second module. The tenth figure reveals a front view of the clipper connected to the second module. 10 The eleventh figure reveals a partial cross-sectional view of the first module and the second module when closed to reveal the position of the air holes. A twelfth diagram reveals a side view of the closure of the first module and the second module. Figure 13 is a cross-sectional view of the twelfth figure. Figure 14 is a perspective back view of the clamp. 15 Figure 15 is a perspective front view of the clamp. Figure 16 shows a top view of the cantilever gripping film extending into the recess of the present invention, the clip having not yet clamped the top view of the film. Figure 17 is a side view of the sixteenth figure. Figure 18 illustrates a side view of the clip-on film and the cantilever still in the recess 20. Figure 19 shows a top view of the film being clamped by the clamp and the cantilever has been extended out of the groove. Figure 20 is a side view of the nineteenth figure. The twenty-first figure reveals that the film is clamped between the second module and the fixture 12 200824887 front view. The twenty-second figure reveals that the film is clamped by the first stop strip and the second stop strip. A twenty-third figure shows a side view of the heater heating the film. 5 The twenty-fourth figure shows a side cross-sectional view of the film formed by vacuum adsorption to the second module. The twenty-fifth figure shows a side cross-sectional view of the mold closing for injection molding. Figure 26 shows a side view of the mold opening. 13 200824887 [Description of main components] 5 10 15 10 Injection molding die 11 First module 11a Injection path 12 First parting surface 121 Cutting edge part 13 Convex part 14 accommodating groove 15 Second module 15a Guide hole 16 Second point Die surface 161 First stop bar 162 Cutting edge groove 17 Concave 18 Bottom surface 19 Side 20 Air hole 21 Air passage 22 Cavity 23 Space 24 Groove 25 Cooling 26 Cylinder 26a Piston rod 27 Sleeve tube 28 Face 29 Groove 30 Second Stop slider 31 hollow portion 32 guide rod 33 heater 100 injection machine 101 film 102 cantilever 103 film trapper 104 finished product P1 first position P2 second position 14

Claims (1)

200824887 十、申請專利範圍: 1 ·一種射出成型模具,包括: 一第一模塊; 一第二模塊,該第二模塊與該第一模塊可相對開啟與 閉合,該第一、第二模塊閉合時共同圍設形成一成型用之 5 型腔與一空間; 一夾固件,連接於該第二模塊,且具有一夾面,當該 第一、第二模塊開啟時,該夾固件可受操作而於一第一位 置與一第二位置間往復移動,當該夾固件於該第一位置 時,該夾面未接觸該第二模塊,當該夾固件於該第二位置 10 時,該夾面接觸該第二模塊,當該第一、第二模塊閉合時, 該夾固件容置於該空間,且位於該型腔周圍。 2 ·如請求項1所述之射出成型模具,其中該第一模 塊具有一第一分模面與一形成於該第一分模面之凸部,該 第二模塊具有一第二分模面與一形成於該第二分模面之凹 15 部,當該第一、第二模塊閉合時,該第一分模面與該夾面 同時與該第二分模面接觸,且該凸部與該凹部共同圍設形 成該型腔。 3 ·如請求項1或2所述之射出成型模具,更包含一 驅動裝置,該驅動裝置設於該第二模塊,係用以驅動該夾 20 固件於該第一位置與該第二位置間往復移動。 4 ·如請求項3所述之射出成型模具,其中該驅動裝 置具有至少二汽缸,該各汽缸分設於該第二模塊之兩側, 該各汽缸具有一活塞桿,該夾固件具有至少一對接部,該 對接部與該活塞桿連接。 15 200824887 5·如請求項1或2所述 固件具有至少一導桿,該第二 ==對::該夾 之導=,該導桿隨該夾固件移動而於該導孔内移動一導桿 7 罝有镍2求項i所述之射出成型模具,其中該夾固件 具有一鏤空部,該鏤空部對應_腔。 口件 呈有科: 述之射出成型模具,其中該夾固件 该第二模塊 閉合時,該第-模塊之凸部穿過該鏤弟―_ 之凹部共同圍設形成該型腔。 10 15 槿丄求項2所述之射出成型模具’其中該第二分 、周1有至少一第—止滑條,該夾固件之夹面周邊具 ,少—第二止滑條,t該失面與該第二分模面接近時,、 邊弟一止滑條與該第二止滑條交錯咬合。 9 ·如請求項2所述之射出成型模具,其巾該第一模 =之,-分模面内凹形成—容置槽,當該第―、第二模塊 才合時’該第二分模面與該容置槽共同構成該空間。 1〇 ·如請求項2所述之射出成型模具,其中該第二模 :凹有底面與一圍繞該底面之側面,該底面與該 ^面之父接處環繞設置有—氣孔,該氣孔並連接—外部氣 壓源。 π斤11 ·如睛求項1〇所述之射出成型模具,其中該氣孔之 仅朝邊第二分模面之相反方向增加。 12 ·如請求項2所述之射出成型模具,其中該第二分 吴面於遠凹部二側分別向下凹陷形成-凹槽,且各該凹槽 16 20 200824887 二端與外部相通,該夾固件之夾面並設有對應該二凹槽之 二溝槽。 13 ·如請求項2所述之射出成型模具,其中該第二模 塊之凹部具有一底面與一圍繞該底面之側面,該底面與該 5 側面夾角大於70度以上。 14 ·如請求項2所述之射出成型模具,其中該第一模 塊周邊設有切刃部,該第二模塊周邊設有切刃槽,用以使 該第一模塊與該第二模塊閉合時,順勢去除薄膜餘邊。 17200824887 X. Patent application scope: 1 · An injection molding die, comprising: a first module; a second module, the second module and the first module can be relatively opened and closed, and the first and second modules are closed Cooperating to form a cavity for forming a cavity and a space; a clamp is connected to the second module and has a clamping surface, and the clamp is operable when the first and second modules are opened Reciprocating between a first position and a second position, the face does not contact the second module when the clamp is in the first position, and the face is when the clamp is in the second position 10 Contacting the second module, when the first and second modules are closed, the clamping device is received in the space and located around the cavity. The injection molding die of claim 1, wherein the first module has a first parting surface and a convex part formed on the first parting surface, and the second module has a second parting surface And a concave portion 15 formed on the second partial mold surface, when the first and second modules are closed, the first partial mold surface and the clamping surface simultaneously contact the second partial mold surface, and the convex portion Forming the cavity together with the recess. 3. The injection molding die of claim 1 or 2, further comprising a driving device disposed on the second module for driving the clamp 20 firmware between the first position and the second position Reciprocating. The injection molding die of claim 3, wherein the driving device has at least two cylinders, the cylinders are disposed on two sides of the second module, the cylinders have a piston rod, and the clamping member has at least one The abutting portion is connected to the piston rod. 15 200824887 5· The firmware of claim 1 or 2 has at least one guiding rod, the second == pair:: the guiding of the clamping member, the guiding rod moves in the guiding hole with the movement of the clamping member The rod 7 has an injection molding die as described in Nickel 2, wherein the holder has a hollow portion corresponding to the cavity. The mouthpiece is in the form of a section: the injection molding die, wherein the clamping member, when the second module is closed, the convex portion of the first module is surrounded by the concave portion of the younger brother to form the cavity. 10 15 The injection molding die described in Item 2, wherein the second branch and the circumference 1 have at least one first slip strip, and the clamping surface of the clip has a circumference—small—second stop slip, t When the lost face is close to the second parting surface, the brother-in-law slider and the second stop-sliding strip are interlaced. 9. The injection molding die according to claim 2, wherein the first mold = the - the mold surface is concavely formed - the receiving groove, when the first and second modules are combined, the second portion The die face and the receiving groove together form the space. The injection molding die of claim 2, wherein the second mold has a bottom surface and a side surface surrounding the bottom surface, and the bottom surface and the parent side of the surface are provided with a venting hole, and the air hole is Connection - external air pressure source. π 斤 11 · The injection molding die described in the first aspect, wherein the air vent increases only in the opposite direction to the second partial mold surface. The injection molding die according to claim 2, wherein the second sub-face is recessed downwardly on the two sides of the far recess to form a groove, and each of the grooves 16 20 200824887 is connected to the outside, the clip The face of the firmware is provided with two grooves corresponding to the two grooves. The injection molding die of claim 2, wherein the recess of the second module has a bottom surface and a side surface surrounding the bottom surface, the bottom surface having an angle of more than 70 degrees with the 5 sides. The injection molding die of claim 2, wherein the first module is provided with a cutting edge portion, and the second module is provided with a cutting edge groove for closing the first module and the second module. , remove the remaining edge of the film. 17
TW95146940A 2006-12-14 2006-12-14 Injection molding mold TW200824887A (en)

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TWI315250B TWI315250B (en) 2009-10-01

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