200924660 九、發明說明： 【發明所屬之技術領域】 特別是指一種鞋底墊 本發明是有關於一種製造方法 的製造方法。 【先前技術】200924660 IX. Description of the invention: [Technical field to which the invention pertains] In particular, it relates to a sole pad. The present invention relates to a method of manufacturing a manufacturing method. [Prior Art]
Ο 如圖1所示’有m鞋底u以樹脂製成具有重量 太重的缺失，因此有業者研發出一種在該鞋底u中填置重 量較輕的發泡材鞋底墊12以減輕該鞋底u的整體重量，就 該鞋底墊12的製程而言，如圖2、3所示，首先是將一 ^ 發泡基材（圖未示’例如EVA)加熱發泡成為一具適當厚度的 發泡體初胚π，然後對該發泡體初胚13進行裁切:邊:其 成為一具預定尺寸的發泡體半成品14，如圖3、4、5所 不，然後將該發泡體半成品14橫向剖切成為數片厚度較薄 的發泡體成品15，之後再將前述發泡體成品15縱向裁剪成 為多片鞋底墊初胚16,如圖6、7所示，接著將每一片鞋 底墊初胚16橫向對剖成為二片等鱧積的發泡體切片17，最 後再對該發泡體切片17進行裁邊，就可製得如圖丄所示的 該鞋底墊12。 藉由上述製造步驟雖然可以製得該鞋底墊12,但實際 上存有下列缺失： 一、將該發泡體初胚13裁切修邊成為該發泡體半成品 14時會產生第一次廢料，將該發泡體切片17裁邊成為該鞋 底墊12.時會產生第一次廢料.20，依據統計，兩次廢科產生 率呵於40% ，實際上存有廢料2〇產生率太高、較浪費物料 200924660 、生產成本較高的缺失。 二、製程較複雜，導致有製程時間較長、生產效率較 差的缺失。 【發明内容】 因此，本發明之目的是在提供一種可以降低廢料產生 率、降低生產成本，及可簡化製程以提高生產效率的鞋底 墊的製造方法。 ❹ 於是’本發明鞋底墊的製造方法，包含下列步驟： (A) 製備一鞋型發泡體，是將一未發泡基材置入一成型模具 的一鞋型模穴内’然後對該成型模具進行加熱加壓，之 後開模使該未發泡基材發泡成型為該鞋型發泡艘； (B) 將還保有高溫的該鞋型發泡體立刻置入一冷壓模具的— 鞋型模穴中進行冷壓定型成為一鞋底墊粗胚； (C) 將該鞋底墊粗胚橫向對剖成為二鞋底墊半成品；及 (D) 對該鞋底墊半成品進行裁邊以製得一鞋底墊成品。 ❹ 藉由上述製造步驟，使本發明具有可以降低廢料產生率 、降低生產成本，及可簡化製程以提高生產效率的特性。 【實施方式】 本發明鞋底墊的製造方法前述以及其他技術内容、特 點與功效，在以下配合參考圖式之一較佳實施例的詳細說 明中，將可清楚的明白。 如圖8流程圖所示，本發明鞋底墊的製造方法該較佳 實施例’包含有步驟S31〜S34。 如圖8、9、1 〇所示，步驟S31是製備一鞋型發泡 200924660 體41，是將一未發泡基材40置入一成型模具50的一鞋型 模穴51内，然後對該成型模具50進行加熱加壓，待預定 時間到達後開模，在開模瞬間該未發泡基材40就會發泡膨 脹成型為該鞋型發泡體41，該鞋型發泡體41在發泡完成時 是呈現出表面平整度較差、厚度較不平均的外型。 ΟΟ As shown in Fig. 1, 'the m sole u is made of resin and has a weight loss too much. Therefore, the manufacturer has developed a foam base sole 12 which is lighter in the sole u to reduce the sole u. The overall weight, in terms of the process of the sole pad 12, as shown in Figures 2 and 3, firstly, a foamed substrate (not shown as 'EVA) is heat-foamed into a foam of appropriate thickness. The embryo is π, and then the foam primordial 13 is cut: edge: it becomes a foamed semi-finished product 14 of a predetermined size, as shown in Figures 3, 4, and 5, and then the foamed semi-finished product 14 is transversely cut into a plurality of thin foam finished products 15, and then the longitudinally cut finished product 15 is longitudinally cut into a plurality of sole inserts 16 as shown in Figs. 6, 7 and then each sole is The mat initials 16 are laterally cut into two pieces of the accumulated foam section 17, and finally the foam section 17 is trimmed to obtain the sole pad 12 as shown in FIG. Although the sole pad 12 can be obtained by the above manufacturing steps, the following defects are actually present: 1. The first waste is generated when the foamed preliminary blank 13 is trimmed and trimmed into the foamed semi-finished product 14. When the foam slice 17 is cut into the sole pad 12, the first waste material is generated. 20, according to statistics, the incidence rate of the two wastes is less than 40%, and the actual production rate of the waste 2 is too High and waste materials 200924660, the lack of high production costs. Second, the process is more complicated, resulting in a lack of long process time and poor production efficiency. SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a method of manufacturing a sole pad which can reduce the rate of waste generation, reduce the production cost, and simplify the process to improve production efficiency. ❹ Thus, the method for manufacturing the sole pad of the present invention comprises the following steps: (A) preparing a shoe-shaped foam by placing an unfoamed substrate into a shoe mold cavity of a molding die' and then forming the same The mold is heated and pressurized, and then the mold is opened to foam the unfoamed substrate into the shoe-shaped foaming vessel; (B) the shoe-shaped foam which also retains high temperature is immediately placed into a cold-pressing mold- The shoe mold cavity is cold-pressed and shaped into a sole blank rough; (C) the sole of the sole is cut into two semi-finished products; and (D) the semi-finished product of the sole is trimmed to obtain a The sole is finished.藉 By the above manufacturing steps, the present invention has the characteristics of reducing the rate of waste generation, reducing the production cost, and simplifying the process to improve the production efficiency. [Embodiment] The above-described and other technical contents, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments. As shown in the flow chart of Fig. 8, the preferred embodiment of the method for manufacturing a sole pad of the present invention comprises steps S31 to S34. As shown in FIGS. 8, 9, and 1 , step S31 is to prepare a shoe-type foamed 200924660 body 41 by placing an unfoamed substrate 40 into a shoe mold cavity 51 of a molding die 50, and then The molding die 50 is heated and pressurized, and after the predetermined time has elapsed, the mold is opened, and the unfoamed substrate 40 is foamed and expanded into the shoe-shaped foam 41 at the moment of mold opening. The shoe-shaped foam 41 When the foaming is completed, the appearance is poor in surface flatness and uneven in thickness. Ο
該未發泡基材40可為如圖9所示的置入該鞋型模穴51 内的未發泡片材’也可為一體射入該鞋型模穴51的發泡混 合物料或填滿該鞋型模穴51的發泡粒（圖未示），該未發泡 基材40為具有熱塑冷固特性的材料，在本發明中是舉 EVA(Ethylene-Vinylacetate Acetate Copolymer)進行說明’此 外，前述加熱發泡溫度約為160〇C〜i8(rc，發泡時間則視 該未發泡基材40的發泡倍率決定。 如圖8、1 1、12所示，在步驟S32中，是將還保 有高溫的該鞋型發泡體41立刻置入一冷壓模具60的一鞋 型模穴61中，當該冷壓模具6〇進行合模就可以對該鞋 型發泡體41進行冷固觀定型作業，待設定時間過後，就 可以製得—具有預定厚度、平整度的鞋底餘胚42。 —如圖8、1 3所示’步驟S33是對該鞋底塾粗胚42進 仃橫向對剖’使該鞋底墊粗胚42成為二片鞋底墊半成品43 & σ 、 1 4所示，步驟S34是對該鞋底墊存 進行裁邊作業以製成_鞋底塾成品44。 黏：上5所示’使用時，只需將該鞋底塾成品4… 樹脂鞋底70的-預設鞋型容置槽71内，就可以 200924660 達到減輕該樹脂鞋底70整體重量的功效。在此使用狀態下 ，該鞋底墊成品44是隱置樹脂鞋底7〇内。 如圖1 6所示’在該步驟S34之後，還可以對該鞋底 塾成品44進行磨邊作業，再將已磨邊的該鞋底墊成品44 黏結固定在一樹脂鞋底72的頂面，最後再安裝一拖鞋鞋面 80，就可以製得一拖鞋成品81，在此使用狀態下，該鞋底 墊成品45是呈外露設計。 此外’在該步驟S31中，也可以將不同顏色的二未發 泡基材依設定位置一起置入該成型模具5〇的鞋型模穴51 内，然後對該成型模具50進行加熱加壓，待預定時間到達 後開模’在開模瞬間該二未發泡基材就會發泡膨脹成型並 相互連結成為一具有不同顏色的鞋型發泡體，再進行該步 驟S32的冷壓成型作業、該步驟S33的橫向對剖作業、該 步驟S34的裁邊作業，就可以製得如圖丄7所示的具有不 同顏色的鞋底墊成品45，再對該鞋底墊成品45進行磨邊作 業，及將該鞋底墊成品45黏結在一樹脂鞋底73的頂面， 就可以製得一鞋底成品，在此使用狀態下，該鞋底墊成品 45是呈外露設·計。 值得說明的有： 一、在該步驟S31中，可以藉由在相對應於該鞋型發 泡體41的前掌部位、後跟部位分別植入一補強片（圖未示） ’以使該鞋底墊成品44具備前部高反彈、後部高吸震的使 用特性。 一、藉由該步驟S32的冷廢成型作業，可以製造出具 200924660 不同厚度、硬度、花紋、形狀的該鞋底墊粗胚42。 歸納上述’本發明鞋底墊的製造方法具有如下所述之 功效及優點，故確實能達成發明目的： 一、因為本發明是直接製得該鞋型發泡體41，不需對 该鞋型發泡體41進行裁切修邊，所以不會產生如習用製法 的第一次廢料’此外，因為本發明是直接將該鞋型發泡體 41冷壓定型再剖切成為該鞋底墊半成品43，所以最後裁邊 ❹ 成為該鞋底墊成品44，會產生的廢料也相當少，依據統計 ，本發明的廢料產生率可以控制在12%以下，據此使本發 明具有可以有效降低廢料產生率、避免物料浪費及可降低 生產成本的功效及優點。 二' 因為本發明相較於習用製法，具有可以刪減裁切 修邊步驟、第一次橫向剖切步驟、縱向裁剪步驟，使本發 明具有可以簡化製程、縮短製程時間、提高生產效率的功 效及優點。 Ο x、因為本發明是在該鞋型發泡體41 $具有高溫的狀 •態下立刻對其進行冷壓定型作業，所以具有可以使該鞋底 墊成时44的物性較佳，進而可以增加腳底舒適感的功效及 優點。 惟以上所述者，僅為本發明之一較佳實施例而已，卷 不能以此限定本發明實施之範圍，即大凡依本發明申靖: 利範圍及發明說明内容所作之簡單的等效變化與修部，* 仍屬本發明專利涵蓋之範圍内。 白 【圖式簡單說明】 200924660 圖1是習用一鞋底墊與一樹脂鞋底的一分解立體圖； 圖2是習用一發泡體粗胚的一立體圖； 圖3是習用一發泡體半成品的一立體圖； 圖4是習用數發泡體成品的一立體圖； 圖5是習用數鞋底墊粗胚的一立體圖； 圖6是習用將一鞋底墊粗胚對剖成為二發泡體切片的 一剖視圖； 圖7是習用該發泡體切片的一立體圖； 圖8疋本發明鞋底墊的製造方法一較佳實施例的流程 TSI · 圖， 圖9是該較佳實施例的一剖視圖，說明將一未發泡基 材置入一成型模具的一鞋型模穴内的狀態； 圖10是該較佳實施例的一鞋型發泡體的一立體圖； 圖11是該較佳實施例的一剖視圖，說明將該鞋型發 泡體置入一冷壓模具的一鞋型模穴内並冷固模壓定型成為 一鞋底墊粗胚的狀態； 圖1 2是該較佳實施例的該鞋底墊粗胚的一立體圖； 圖1 3是該較佳實施例的一剖視圖，說明將一鞋底墊 粗胚橫向對剖成為二片鞋底墊半成品的狀態； 圖1 4是該較佳實施例的一鞋底塾成品的一立韹圖； 圖1 5是該較佳實施例的一剖視圖，說明將該鞋底墊 成品填置入一樹脂鞋底的狀態； 圖1 6是該較佳實施例的一立體圖，說明製得一拖鞋 的狀態；及 10 200924660 圖1 7是該較佳實施例的一立體圖，說明將具不同顏 色的一鞋底墊成品黏結固定在一樹脂鞋底頂面的狀態。 ❹ ❹ 11 200924660 【主要元件符號說明】 40.. ..未發泡基材 41.. ..鞋型發泡體 42.. ..鞋底墊粗胚 43.. ..鞋底墊半成品 44.. ..鞋底墊成品 50.. ..成型模具 51.. ..鞋型模穴 60.. ..冷壓模具 61.. ..鞋型模穴 70.. ..樹脂鞋底 71.. ..鞋型容置槽 72.. ..樹脂鞋底 73.. ..樹脂鞋底 80.. ..拖鞋鞋面 81.. ..拖鞋成品The unfoamed substrate 40 may be an unfoamed sheet placed in the shoe mold cavity 51 as shown in FIG. 9 or may be a foamed mixture or filled into the shoe mold cavity 51. The foamed particles (not shown) of the shoe mold cavity 51 are filled with a material having thermoplastic cold and solid properties, and in the present invention, EVA (Ethylene-Vinylacetate Acetate Copolymer) is described. Further, the heating and foaming temperature is about 160 〇C to i8 (rc, and the foaming time is determined depending on the expansion ratio of the unfoamed substrate 40. As shown in Fig. 8, 11 and 12, in step S32. The shoe-type foam 41 that retains the high temperature is immediately placed in a shoe mold cavity 61 of a cold press mold 60. When the cold press mold 6 is closed, the shoe type can be foamed. The body 41 is subjected to a cold setting operation, and after the set time has elapsed, the sole embryo 42 having a predetermined thickness and flatness can be obtained. - As shown in Figs. 8 and 13, 'Step S33 is a rough embryo of the sole. 42 仃 仃 lateral cross section ' so that the sole pad rough embryo 42 becomes two soles semi-finished products 43 & σ, 14, step S34 is the shoe cushion Performing the trimming operation to make the _ sole 塾 finished product 44. Sticky: shown in the above 5 'When used, only the sole is finished 4... The resin sole 70 is preset to the shoe-shaped accommodating groove 71, which can be 200924660 The effect of reducing the overall weight of the resin sole 70 is achieved. In this state of use, the sole product 44 is in the interior of the invisible resin sole 7. As shown in Fig. 16. After the step S34, the sole can also be smashed. The finished product 44 is subjected to a edging operation, and the slinged sole product 44 is bonded and fixed on the top surface of a resin sole 72, and finally a slipper upper 80 is attached to prepare a slipper finished product 81, which is used here. In this state, the sole product 45 is in an exposed design. Further, in this step S31, the two unfoamed substrates of different colors may be placed together in the shoe mold 51 of the molding die 5 according to the set position. Then, the molding die 50 is heated and pressurized, and after a predetermined time has elapsed, the mold is opened. At the moment of mold opening, the two unfoamed substrates are foamed and expanded and joined to each other to form a shoe having different colors. Bubble, and then proceed to step S32 The cold press forming operation, the lateral cross-cutting operation of the step S33, and the trimming operation of the step S34 can produce the sole product 45 having different colors as shown in FIG. 7, and then performing the sole product 45. The edging operation, and bonding the finished product of the sole pad 45 to the top surface of a resin sole 73, can produce a finished product of the sole. In this state of use, the finished product 45 of the sole is exposed. There is: 1. In this step S31, a reinforcing sheet (not shown) can be respectively implanted in the forefoot portion and the heel portion corresponding to the shoe-shaped foam body 41 to make the sole product finished. 44 has the characteristics of high front rebound and high shock absorption at the rear. 1. By the cold waste forming operation of the step S32, the sole blank 42 having different thicknesses, hardnesses, patterns and shapes of 200924660 can be manufactured. The above-mentioned method for manufacturing a sole pad of the present invention has the following advantages and advantages, and thus can achieve the object of the invention: 1. Since the present invention directly produces the shoe-shaped foam 41, it is not necessary to The bubble body 41 is trimmed and trimmed, so that the first waste material is not produced as in the conventional method. Further, since the present invention directly cold-presses the shoe-shaped foam body 41 into a semi-finished product 43 of the sole pad, Therefore, the final trimming edge becomes the sole product 44, and the waste generated is also relatively small. According to statistics, the waste generation rate of the present invention can be controlled to be less than 12%, thereby making the invention effective in reducing waste generation rate and avoiding Material waste and the efficacy and advantages of reducing production costs. Because the present invention has the advantages of cutting the trimming step, the first transverse cutting step, and the longitudinal cutting step, the invention has the effects of simplifying the process, shortening the process time, and improving the production efficiency. And advantages. Οx, because the present invention is subjected to cold pressing and setting operation in the state in which the shoe-shaped foam 41 has a high temperature, it is preferable that the physical property of the sole can be made 44, and thus it is possible to increase The effect and advantages of the sole comfort. However, the above is only a preferred embodiment of the present invention, and the volume cannot limit the scope of the practice of the present invention, that is, the simple equivalent change made by the Shen Jing: the scope of the invention and the description of the invention. And the repair department, * is still within the scope of the invention patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a conventional sole and a resin sole; FIG. 2 is a perspective view of a conventional foam blank; FIG. 3 is a perspective view of a conventional semi-finished foam. Figure 4 is a perspective view of a conventional foamed product; Figure 5 is a perspective view of a conventional rough sole of a shoe sole; Figure 6 is a cross-sectional view of a pair of a rough base of a sole pad into a two-foam section; 7 is a perspective view of a conventionally used foamed section; FIG. 8 is a flow chart of a preferred embodiment of the method for manufacturing a sole pad of the present invention. FIG. 9 is a cross-sectional view of the preferred embodiment, illustrating that one is unsent Figure 10 is a perspective view of a shoe-type foam of the preferred embodiment; Figure 11 is a cross-sectional view of the preferred embodiment of the present invention; The shoe-shaped foam is placed in a shoe mold cavity of a cold-pressing die and is cold-molded and molded into a state of a sole of a shoe sole; FIG. 12 is a perspective view of the shoe blank of the preferred embodiment. Figure 13 is a cross-sectional view of the preferred embodiment FIG. 14 is a perspective view of a sole of the shoe sole as a semi-finished product of the sole sole; FIG. 14 is a perspective view of the finished product of the preferred embodiment; FIG. 1 is a perspective view showing a state in which the sole of the sole is filled into a resin sole; FIG. 16 is a perspective view of the preferred embodiment, illustrating a state in which a slipper is prepared; and 10 200924660 FIG. A perspective view of an example illustrates a state in which a sole of a different color is bonded and fixed to a top surface of a resin sole. ❹ ❹ 11 200924660 [Description of main components] 40.. .. Unfoamed substrate 41.. .. Shoe foam 42... Sole mat rough embryo 43... Sole mat semi-finished product 44.. .. sole mat finished product 50...forming mold 51...shoe mold cavity 60....cold press mold 61...shoe mold cavity 70... resin sole 71.. .. Shoe-type accommodating groove 72... resin sole 73... resin sole 80.. .. slippers upper 81...
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