M353899 五、新型說明： 【新型所屬之技術領域】 本新型係關於一種繃膜機台。 【先前技術】 薄膜加工及再加工作業，經常運用於產業界，而薄膜往 往需要先將其繃緊擴張，以利後續之薄膜加工製程。 如台灣專利1295258號所示，其提供一種立式上膜機構， 其係配合一拉膜機構使用，此一上膜機構係用以將一捲膜以直 立平坦形態輸出，並且捲膜係以一中空抽為中心纏繞而成，其 中上膜機構裝設於一機架，此一機架具有一平台。上述之上膜 機構包括：一膜座組，設於上述之機架，且具有一支撐件與一 迫緊件，此一支撐件支撐捲膜垂直平台擺置，並且迫緊件伸入 捲膜之中空軸且可驅動捲膜轉動；一轉動組，設於平台，且具 有至少二轉軸，上述轉軸垂直平台設置，捲膜被拉膜機構拉伸 而可穿繞於各該轉軸之間；以及一夾固組，設於轉動組與拉獏 機構之間’且具有至少—轉，纽可受操細祕或爽固捲 膜，s夾具失固前述穿過轉動組之捲膜時，捲膜將受固定而呈 直立平整膜之形態。 然而，此一薄膜前段輸送裝置結構太過複雜，操作步驟 極為繁複’並且僅能提供薄膜爽持固定之功能，無法產生塌膜 之目的。 ' 3 M353899 【新型内容】 鑒於上述之卿㈣中，為了符合產業上某些利益之需 求，本新碰供-種削勤抑簡決上稍賴台未能達 成之標的。 本新型之-目的係提供1咖機台，其至少包含二滾 筒以將固定於此-_機台上之薄膜向外擴張。上述之二滾筒 先炎固此-薄膜，隨後當滾_始轉動時，薄膜將因滾狀摩 擦力而產生向外擴張之張力。 .兵、叫调；〇，丹包含一第一 端膜裝置與-第二麵裝置，並且第―、二_裝置分別包含 =筒’其中第-、二麵裝置係藉由上述之二滾筒分別爽固 一薄膜之兩侧。當第裝置之二滾筒開始轉動時，此 摩擦力即會在薄膜上產生第-維度之擴張力。當 第-麵裝置之二滚筒亦開始轉動（與第—細裝置之 :反向W舰糊峨，叫力= «相冋顧，上述之_勤 置與一第四繃膜裝詈，第三繃膜裝 別藉由二滾筒夾固跡。當 ，_裝置亦分 滾触裝置與細_裝置之-滚—轉時，賴即會在_上產生第二維度 置之- 骐可均勻地向四周擴張。 、、力’使薄 M353899 【實施方式】 録本新型在此所探討的方向為—種_機台。為了能徹底 也瞭解本卿’將在下㈣谢提峨的結構及其元件。 顯然地’本新型的施行並未限定於繃膜機台之技藝者所熟習的 =殊細節。另—方面’科壯的結構及其元件絲描述於細 7中X避免&成本新型不必要之聞。本新型的較佳實施例 會詳細描述如下，_除了触詳細描述之外，本新型還可以 廣泛地施行在其他的實施财，且本難的範辭姐定，立 以之後的專利細為準。再者，為提供更清楚的描述及更易理 解本新型’ ®朗各部分並沒有倾其相對尺寸賴，某些尺 寸與其他蝴尺度概&峨雜；*糊之㈣部分也未完 全繪出，以求圖式的簡潔。 請參考第-圖所示，本新型提出一種端膜機台卿，其主 要係藉由二滾筒112,114夾翻定—薄膜1G2，並且藉由轉動 此二滚筒112, 114以擴張上述之薄膜1G2。因為當二滾筒112, 114夾固此一薄膜102時，滚筒112,114與薄膜1〇2間即具有 摩擦力’因it匕當二滾筒112,114轉動時，薄膜1〇2即可藉此端 緊擴張。 請參考第二圖所示，上述之繃膜機台1〇〇更可包含一輸 出滚筒104,並且上述之薄膜1〇2即可纏繞於此一輸出滚筒 104。當上述之二滾筒112, n4夾持薄膜1〇2之一侧，並藉由 5 M353899 轉動以擴張此-薄臈1G2時，此—薄膜⑽之另—侧印pM353899 V. New description: [New technical field] This new type is about a stretch film machine. [Prior Art] Film processing and reprocessing operations are often used in the industry, and thin films often need to be stretched and stretched to facilitate subsequent film processing. As shown in Taiwan Patent No. 1,295,258, it provides a vertical film-up mechanism which is used in conjunction with a film-drawing mechanism for outputting a roll of film in an upright flat form, and the roll film is The hollow pumping is centered, wherein the upper film mechanism is mounted on a frame, and the frame has a platform. The above-mentioned upper membrane mechanism comprises: a membrane seat set, disposed in the above-mentioned frame, and having a support member and a pressing member, the support member supporting the vertical film of the roll film and the pressing member extending into the roll film a hollow shaft and driving the roll film; a rotating group, disposed on the platform, and having at least two rotating shafts, wherein the rotating shaft is disposed on the vertical platform, and the film is stretched by the film pulling mechanism to be wound between the rotating shafts; The clamping group is disposed between the rotating group and the pulling mechanism and has at least a turn, and the button can be subjected to a fine or cool film. When the s clamp loses the solid film through the rotating group, the film will be It is fixed and is in the form of an upright flat film. However, the structure of the film front conveying device is too complicated, the operation steps are extremely complicated, and only the film holding function is provided, and the film collapse cannot be produced. ' 3 M353899 [New Content] In view of the above-mentioned Qing (4), in order to meet the needs of certain interests in the industry, this new type of supply-------------------------------------------------------- SUMMARY OF THE INVENTION The object of the present invention is to provide a coffee machine that includes at least two rollers for outward expansion of the film attached to the machine. The above two rollers first cure the film, and then when the roller starts to rotate, the film will exert an outwardly expanding tension due to the rolling friction force.兵兵,调调;〇,丹 includes a first end membrane device and a second surface device, and the first and second devices respectively comprise = cylinders, wherein the first and second surfaces are respectively separated by the above two rollers Cool the sides of a film. When the second drum of the first device begins to rotate, the friction force produces a first-dimensional expansion force on the film. When the second roller of the first-surface device also starts to rotate (with the first-thin device: the reverse W ship paste, called force = «phase care, the above-mentioned _ Qin and a fourth stretch film decoration, the third The stretch film is fixed by the two rollers. When the device is also divided into the roller device and the roller device, the roller will rotate to the second dimension. Surrounding expansion.,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Obviously, the implementation of this new model is not limited to the details of the skill of the stretcher machine. The other aspect of the structure and its components are described in detail 7 X avoid & cost new unnecessary The preferred embodiment of the present invention will be described in detail below. In addition to the detailed description, the present invention can be widely implemented in other implementations, and the difficult problem is determined by the later patents. In order to provide a clearer description and to understand the new 'Klang The points do not fall in relative size, some sizes are different from other butterfly scales; the (4) part of the paste is not completely drawn, so as to simplify the drawing. Please refer to the figure - figure, this new type An end film machine is proposed, which is mainly formed by two rollers 112, 114, a film 1G2, and by rotating the two rollers 112, 114 to expand the film 1G2, because when the two rollers 112, 114 are clamped In the case of a film 102, the friction between the rollers 112, 114 and the film 1 〇 2 is caused by the fact that when the two rollers 112, 114 are rotated, the film 1 〇 2 can be tightly expanded. Referring to the second figure, the above The film stretching machine 1 can further include an output roller 104, and the film 1〇2 can be wound around the output roller 104. When the two rollers 112, n4 are sandwiched on one side of the film 1〇2, And by rotating 5 M353899 to expand this - thin 臈 1G2, this - the other side of the film (10) p
輸出滾筒1。4固定。此時，薄細之一側係固定於J 104 ’另一側即藉由二滾筒112, 114施予一平均之張力，^ s 以均勻地擴張薄膜102。 、 ’藉此 請參考第三圖所示，上述薄膜1〇2之一側除了 出滾筒1G4収之外’亦可藉由二滾筒⑵，⑵替代輪出滾筒 1〇4以夾持固定薄膜102。因此，上述之綃膜機台_可包含 -第-端膜裝置U0與—第二繃膜裝置12〇，其中第一端^ 置110包含上述之二滾筒112，m以夾固薄膜1〇2之一側，並 且第二_裝置120包含二滾筒122,124以夾固薄膜啲之另 一側。當第-繃膜裝置110之二滾筒112,114轉動時，滾筒112 114即會在薄膜102上產生第—維度之一第一張力116，薄膜 102即可藉此第-張力116達到繃膜之目的。 *然而，第二繃膜裝置120之二滾筒122,124除了可夹固 薄膜102以外，更可如第一繃膜裝置110之二滾筒112 114 一 般，藉由轉動以產生第-維度之一第二張力126於薄膜ι〇2 上藉此以加強薄膜1〇2在第—維度上之擴張力其中第一張 力116與第二張力126平行。 為了加強編膜之穩定性與張力的平均度，如第四圖所 不’上述之塌膜機台100更可包含-第三端膜裝置no與-第 四賊裝置140，其中第三_裝置130、第四編膜裝置140 與上述之第—繃膜裝置11〇、第二端膜裝置亂结構相同，然 M353899 而第一繃膜裝置110、第二繃膜裝置12〇、第三繃膜裝置丨3〇、 第四端膜裝置140排列成一矩形，其中第一端膜裝置11〇、第 二繃膜裝置120分別夾固於薄膜1〇2之相對兩側（第一側、第 二側），而第三繃膜裝置13〇之二滚筒132, 134、第四繃膜裝 置140之二滾筒142, 144則分別夾固於薄膜1〇2之另外兩侧 (第三侧、第四側），如此的空間配置即可針對薄膜1〇2產生 第二維度之擴張力。當第三繃膜裝置13〇之二滚筒132,134轉 動時’滾筒132, 134即會帶動薄膜1〇2以產生第二維度之一第 三張力136，藉此以在第二維度上擴張薄膜1〇2。 同理，第四繃膜裝置140之二滾筒142, 144除了可夾固 薄膜102以外，亦可藉由轉動以產生第二維度之一第四張力 146於薄膜1〇2上，藉此以加強薄膜1〇2在第二維度上之擴張 力’其中第三張力136與第四張力146平行。 為了使薄膜102可均勻地擴張，上述之滾筒I〗），I〗*之 軸心與滾« 122,124之軸心相互平行，以使薄膜1〇2在第一維 度上所受之擴張力均勻向外。相同地，滚筒132,134之軸心與 滾筒142, 144之軸心亦相互平行，以使薄膜1〇2在第二維度上 所受之擴張力均勻向外，並且第—張力116、第二張力126分 別與第三張力136、第四張力146正交垂直。再者，每一個滾 筒 112, 114, 122, 124, 132, 134, 142, I44 皆以其軸心為轉軸。 上述之端膜機台100更可包含至少一驅動裝置以驅動端 膜裝置之滾筒。當薄膜1〇2僅需沿第一維度擴張時，如第三圖 M353899 所示，驅動裝置可單獨驅動第一_裝置ιι〇或第 -，亦可同時驅動第-麵裝置110與第二咖装= :-維度之擴張力。當驅動裝置單獨驅動第1膜= ’驅動裝置可單獨驅動滾筒112或滚筒114 =4滾筒112，丨14魯一__= 再者，當薄膜102需同時沿第一維度與 如第四圖所示’除了第一端膜裝置u。與第二繃膜:置：可 依照上述模式驅動，以產生第—維度之擴張力之外，第 裝置130與第_膜裝請可分別被單獨驅動，抑可同時驅 動’以增加第二維度之擴張力，其中滚筒132,134同樣地可單 雛驅動其—，抑朗時被驅動，而滾筒142, 144亦然。 根據第五騎示，其縣本新型之—較佳實施範例之結 構示意圖。為了使每-個繃職置之二滾筒能精準地炎持薄 膜’上述之滾筒114, 124,134, 144可固定於-平台16〇上，並 且滾筒114,124,134,144係配置成一矩形。另外，上述之端膜 機台100更可包含四組驅動I置以分別驅動每一個端膜裝 置’其中端膜機台100包含-第一驅動裝f 162、一第二驅動 裝置164、一第二驅動裝置166與一第四驅動裝置168，並且 每Ή固驅動裝置包含-步進馬達17G與_組斜齒輪172,174。 母一個欲驅動之滾筒114，124，134, 144之一端皆配置一組斜 齒輪172, Π4 ’並且每一組斜齒輪172,1?4皆藉由一步進馬達 8 M353899 170帶動，以驅動相應之滾筒。 上述每個欲驅動之滾筒可藉由步進馬達⑺調控轉速 或轉動時間以調整上述之張力大小。為了能施加更射之張力 於薄膜102上，上述之端膜機台1〇〇可以包含一第一控制模組 (未‘”、員不於圖巾）’其根據薄膜之材質、厚度與與欲達到之張 力值輸itj帛㈣彳峨至驅紐置，崎於驅練置驅動 對應之滾筒’藉此使_之張力趨近或_於欲達到之 值。 除此之外，上述之繃膜機台100也可以包含一感測裝置 (未顯示於财）錢—第二控麵組（未顯示於圖中），感 測裝置即時感_膜之張力似產生—張力訊號至第二控制 模組’第一控制模組根據張力訊號輸出一第二控制訊號至驅動 裝置’以便於_裝置鶴對應之滾筒，藉此使義之張力趨 近或相同於欲達到之張力值。 此外，上述之四個步進馬達17〇與相應之繃膜裝置11〇, 12〇,130,140係相對應地配置於平台160之兩面，如此地空間 配置可大幅降低繃膜機台1〇〇之體積，以有效利用有限之空 間。 ^ 為了讓滾筒 112, 114, 122, 124, 132, 134, 142, 144 與薄膜 102間的摩擦力增加，以使滚筒能更穩固地夾持薄膜102，上 述滾筒112, 114, 122, 124, 132, 134,⑷，144之材質可因應薄 膜材質、厚度、軟硬等性質而改變，例如每個滾筒可分別為橡 9 M353899 膠、塑膠、金屬等。當滾筒與薄膜間之摩擦力較小而不利於端 膜時，滾4更可藉由壓花以使滾筒更趨粗糙，以增加薄膜與滚 筒間之摩擦力。 請參考第六圖所示，在本新型之另一較佳實施範例中， 繃膜機台100仍可包含上述之輸出滾筒1〇4。輪出滾筒1〇4可 將纏繞其上之薄膜102輸出至第一繃膜裝置11〇、第二繃膜裝 置120、第二繃膜裝置13〇、第四繃膜裝置14〇所圍成之矩形 中0 隨後，请參考第七圖與第八圖所示，平台160藉由一推 進裝置180推動，使平台160上之滾筒114,124,134,144分別 與所屬繃膜裝置110, 120, 130, 140之另一滾筒112, 122, 132, 142相互炎固薄膜1〇2之四周。 接著，請參考第九圖所示，再藉由第一繃膜裝置n〇、第 二繃膜裝置120、第三繃膜裝置13〇、第四繃膜裝置14〇分別 產生第一張力116、第二張力126、第三張力136與第四張力 146 ’以將薄膜1〇2均句地向外擴張，藉此達成繃膜之目的。 然而，當所需夾固薄膜的面積太大，導致所設置每一個 滾筒之長度超過一定長度時，在長時間使用上可能造成滚筒變 形，對薄膜造成施力不均勻之情形。因此，上述之每一個滚筒 可包含複數段子滾筒（未標示於圖中），並且每一段子滾筒可 以藉由驅動裝置同時帶動旋轉，以便於施予薄膜均勻之張力； M353899 上述之每一段子滾筒亦可以藉由驅動裝置分別帶動旋轉，以便 於提供膜材同側不同區塊不同的張力。 當所需夹固薄膜的面積太大，且薄膜材質柔軟導致膜面 中心部分下垂時’滚筒對薄膜也可能發生施力不均勻之情形。 因此’可以在平台160上之滚筒114，124,134，144圍成的矩形 中叹置至少一支撐元件（未標示於圖中），上述支撐元件上 緣與滾筒114, m，134, 144高度相同，以便於域膜面中心部 分，避免下垂情形發生。除了上述改良方式之外，每一個滚筒 亦可藉由增加一迫緊元件（未標示於圖中）於滾筒上摩擦力較 弱處，使滾筒與薄膜更緊密地接觸，以增加滾筒與薄膜之摩擦 力，藉此以改善張力不均勻之問題。 顯然地，依照上面實施例中的描述，本新型可能有許多 的修正與差異。因此需要在其附加的權利要求項之範圍内加以 理解’除了上述詳細的描述外，本新型還可以廣泛地在其他的 實施例中施行。上述僅為本新型之較佳實施例而已，並非用以 限疋本新型之申凊專利範圍；凡其它未脫離本新型所揭示之精 神下所元成的等效改變或修飾，均應包含在下述申請專利範圍 内。 M353899 【圖式簡單說明】 第一圖係應用於本新型所揭露之繃膜機台的滾筒示意 圖； ’一 第二圖係應用於本新型所揭露之繃膜機台的滾筒與輪出 滾筒示意圖；The output roller 1. 4 is fixed. At this time, one side of the thin portion is fixed to the other side of J 104 ′, that is, an average tension is applied by the two rollers 112, 114 to uniformly expand the film 102. [Therefore, as shown in the third figure, one side of the above-mentioned film 1〇2 can be replaced by the two rollers (2), (2) instead of the take-up roller 1〇4 to hold the fixed film 102. . Therefore, the above-mentioned filming machine table_ may include a first end film device U0 and a second film stretching device 12, wherein the first end portion 110 includes the above-mentioned two rollers 112, m to sandwich the film 1〇2 One side, and the second device 120 includes two rollers 122, 124 to sandwich the other side of the film stack. When the two rollers 112, 114 of the first stretch film device 110 are rotated, the roller 112 114 produces a first tension 116 of the first dimension on the film 102, whereby the film 102 can thereby achieve the purpose of the film by the first tension 116. * However, the second roller 122, 124 of the second stretch film device 120, in addition to the film 102 can be clamped, can be rotated as shown by the second roller 112 114 of the first stretch film device 110 to produce a second tension in the first dimension. 126 is applied to the film ι 2 to enhance the expansion force of the film 1 〇 2 in the first dimension, wherein the first tension 116 is parallel to the second tension 126. In order to enhance the stability of the film and the average degree of tension, as described in the fourth figure, the above-mentioned film squeezing machine 100 may further include a third end film device no and a fourth thief device 140, wherein the third device 130. The fourth film-making device 140 has the same disorder structure as the above-mentioned first film-stretching device 11〇 and the second end film device, but M353899 and the first stretch film device 110, the second stretch film device 12〇, and the third stretch film The device 丨3〇 and the fourth end film device 140 are arranged in a rectangular shape, wherein the first end film device 11〇 and the second film stretching device 120 are respectively clamped on opposite sides of the film 1〇2 (first side, second side) And the second roller film device 132, the second roller 132, 134, and the second roller film device 140, the second rollers 142, 144 are respectively clamped on the other side of the film 1 2 (the third side, the fourth side) ), such a spatial configuration can produce a second dimension of expansion force for the film 1〇2. When the second film unit 13 is rotated, the drums 132, 134 will drive the film 1 2 to produce a third tension 136 of the second dimension, thereby expanding the film 1 in the second dimension. 2. Similarly, the second roller 142, 144 of the fourth stretch film device 140 can be reinforced by the film 102 to produce a fourth tension 146 of the second dimension on the film 1 〇 2, thereby reinforcing The expansion force of the film 1〇2 in the second dimension is where the third tension 136 is parallel to the fourth tension 146. In order to make the film 102 uniformly expand, the axis of the above-mentioned roller I), I** and the axis of the roller «122, 124 are parallel to each other, so that the expansion force of the film 1〇2 in the first dimension is uniformly outer. Similarly, the axes of the rollers 132, 134 and the axes of the rollers 142, 144 are also parallel to each other such that the expansion force of the film 1 〇 2 in the second dimension is uniformly outward, and the first tension 116, the second tension 126 The third tension 136 and the fourth tension 146 are perpendicular to each other. Furthermore, each of the rollers 112, 114, 122, 124, 132, 134, 142, I44 has its axis as the axis of rotation. The end film machine 100 described above may further comprise at least one drive to drive the drum of the end membrane means. When the film 1〇2 only needs to be expanded along the first dimension, as shown in the third figure M353899, the driving device can separately drive the first device ιι or the first, and can simultaneously drive the first device 110 and the second coffee. Pack = : - Dimensional expansion force. When the driving device drives the first film separately = 'the driving device can drive the drum 112 alone or the drum 114 = 4 the drum 112, the 丨 14 Lu __= again, when the film 102 needs to be along the first dimension and as shown in the fourth figure Show 'except for the first end membrane device u. And the second stretch film: set: can be driven according to the above mode to generate the first dimension expansion force, the first device 130 and the _ film package can be separately driven, can simultaneously drive 'to increase the second dimension The expansion force, in which the rollers 132, 134 are equally capable of driving them, is driven while the rollers 142, 144 are also. According to the fifth riding, a schematic diagram of the structure of the preferred embodiment of the county is shown. In order to enable each of the two rollers to accurately hold the film, the above-mentioned rollers 114, 124, 134, 144 can be fixed to the platform 16 and the rollers 114, 124, 134, 144 are arranged in a rectangular shape. In addition, the above-mentioned end film machine 100 may further comprise four sets of driving I to drive each end film device respectively, wherein the end film machine 100 comprises a first driving device f 162, a second driving device 164, a first The second drive unit 166 and the fourth drive unit 168, and each of the tamping drives includes a stepping motor 17G and a set of helical gears 172, 174. One of the rollers 114, 124, 134, 144 to be driven by the mother is provided with a set of helical gears 172, Π 4 ' and each set of helical gears 172, 1? 4 is driven by a stepping motor 8 M353899 170 to drive the corresponding Roller. Each of the above-mentioned rollers to be driven can adjust the rotation speed or the rotation time by the stepping motor (7) to adjust the above-mentioned tension. In order to apply a more intense tension to the film 102, the above-mentioned end film machine 1 can include a first control module (not '', not a towel)' depending on the material, thickness and thickness of the film. To achieve the tension value, input itj帛(4)彳峨 to drive the drive, and the drive is to drive the corresponding roller' to make the tension of _ approach or _ to reach the value. The film machine 100 can also include a sensing device (not shown in the money) - the second control panel (not shown in the figure), the sensing device senses the tension of the film - the tension signal to the second control The module 'the first control module outputs a second control signal to the driving device according to the tension signal to facilitate the roller corresponding to the device crane, thereby bringing the tension of the sense to be close to or the same as the tension value to be achieved. The four stepping motors 17〇 are disposed on both sides of the platform 160 corresponding to the corresponding stretch film devices 11〇, 12〇, 130, 140, such that the spatial arrangement can greatly reduce the volume of the stretcher machine 1,, effectively Take advantage of the limited space. ^ To get the rollers 112, 114, 122 The friction between the 124, 132, 134, 142, 144 and the film 102 is increased, so that the roller can hold the film 102 more stably, and the materials of the rollers 112, 114, 122, 124, 132, 134, (4), 144 It can be changed according to the material, thickness, softness and hardness of the film. For example, each roller can be rubber 9 M353899 glue, plastic, metal, etc. When the friction between the roller and the film is small, it is not good for the end film, roll 4 The embossing can be used to make the roller rougher to increase the friction between the film and the roller. Referring to the sixth embodiment, in another preferred embodiment of the present invention, the stretch film machine 100 can still The output drum 1〇4 is included. The take-up drum 1〇4 can output the film 102 wound thereon to the first stretch film device 11〇, the second stretch film device 120, the second stretch film device 13〇, and the fourth The rectangular shape enclosed by the stretch film device 14 is followed by reference to the seventh and eighth figures. The platform 160 is pushed by a pushing device 180 to cause the rollers 114, 124, 134, 144 on the platform 160 to respectively belong to the associated stretch film device 110. , 120, 130, 140 another roller 112, 122, 132, 142 mutual inflammatory film 1 〇 2 Next, please refer to the ninth figure, and then generate the first tension by the first stretch film device n〇, the second stretch film device 120, the third stretch film device 13〇, and the fourth stretch film device 14〇, respectively. 116, the second tension 126, the third tension 136 and the fourth tension 146' to expand the film 1〇2 outward uniformly, thereby achieving the purpose of stretching the film. However, when the area of the desired clamping film is too large When the length of each of the rollers is more than a certain length, the drum may be deformed for a long time to use, and the force applied to the film is uneven. Therefore, each of the above-mentioned rollers may include a plurality of sub-rollers (not shown in the drawings), and each of the sub-rollers may be rotated simultaneously by the driving device to facilitate uniform tension of the film; M353899 each of the above-mentioned sub-rollers It is also possible to drive the rotation by the driving device to provide different tensions of different blocks on the same side of the film. When the area of the desired sandwich film is too large, and the material of the film is soft, causing the central portion of the film to sag, the roller may also be unevenly applied to the film. Thus, at least one support member (not shown) may be slid in a rectangle enclosed by the rollers 114, 124, 134, 144 on the platform 160, the upper edge of the support member being the same height as the rollers 114, m, 134, 144. In order to facilitate the central portion of the membrane surface, avoid sagging. In addition to the above-mentioned improvement, each roller can also make the roller and the film more closely contact by adding a pressing element (not shown in the figure) to the frictional force on the drum to increase the friction between the roller and the film. Force, thereby improving the problem of uneven tension. Obviously, the present invention may have many modifications and differences as described in the above embodiments. Therefore, it is to be understood that within the scope of the appended claims, the invention may be practiced in other embodiments. The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of the claims of the present invention; any equivalent changes or modifications which are not departed from the spirit of the present invention should be included. Within the scope of the patent application. M353899 [Simple description of the drawings] The first figure is applied to the drum of the stretcher machine disclosed in the present invention; 'a second figure is applied to the drum and the wheel of the stretcher machine disclosed in the present invention. ;
第三圖係應用於本新型所揭露之繃膜機台的第一繃膜裝 置與第二端膜裝置示意圖； 苐四圖係細於本糊觸露之賊機台的第—端膜裝 置、第二繃職置、第三繃職置與第四_裝置示意圖厂 -繃臈機台 第五圖係為本新型之—較佳實施制所揭露之： 的局部結構示意圖； 、第六圖係為本新型之另一較佳實施範例所揭露之具有輸 出滾缚的繃膜機台結構示意圖； 第七圖與第八圖係為本新型之另一較佳實施範例所揭露 端膜機°中，推進裝置推動平台之運作機構示意圖；以及 △第九圖係為本新型之另—較佳實施範綱揭露之端膜機 σ中第端膜襄置、第二端膜裝置、第三繃膜裝置與第四繃 膜裝置均勻地向外擴張_之運作機構示意圖。 12 M353899 【主要元件符號說明】 100 繃膜機台 102 薄膜 104 輸出滾筒 110 第一繃膜裝置 116 第一張力 120 第二繃膜裝置 126 第二張力 112, 114, 122, 124, 132, 134, 142, 144 滚筒 130 第三繃膜裝置 136 第三張力 140 第四繃膜裝置 146 第四張力 160 平台 162 第一驅動裝置 164 第二驅動裝置 166 第三驅動裝置 168 第四驅動裝置 170 步進馬達 172,174斜齒輪 180 推進裝置 13The third figure is applied to the first stretch film device and the second end film device of the stretch film machine disclosed in the present invention; the fourth image is finer than the first end film device of the thief machine of the paste touch, The second stretched position, the third stretched position and the fourth_device schematic factory-tensioner machine fifth figure is the new structure of the preferred embodiment: the partial structure diagram; A schematic diagram of a structure of a stretch film machine having an output shackle disclosed in another preferred embodiment of the present invention; the seventh and eighth figures are the end film machine disclosed in another preferred embodiment of the present invention. The schematic diagram of the operating mechanism of the propulsion device pushing platform; and the ninth figure is the first end film device, the second end film device, the third film film of the end film machine σ disclosed by the other preferred embodiment. The device and the fourth stretch film device are uniformly expanded outwardly. 12 M353899 [Main component symbol description] 100 stretch film machine 102 film 104 output roller 110 first film device 116 first tension 120 second film device 126 second tension 112, 114, 122, 124, 132, 134, 142, 144 drum 130 third film device 136 third tension 140 fourth film device 146 fourth tension 160 platform 162 first drive device 164 second drive device 166 third drive device 168 fourth drive device 170 stepper motor 172,174 helical gear 180 propulsion device 13