1235708 玖、發明說明： 【發明所屬之技術領域】 本發明是有關於一種發泡鞋墊，特別是指一種具有布 層之具透氣孔之發泡鞋墊的製造方法。 5 【先前技術】 如圖1所示，現有一種具有布層之發泡鞋墊的製造方 法，包含下列步驟： 步驟一、預先製備一布層、一發泡層及一成型模具。 該發泡層是採用EVA(乙烯-乙酸乙烯共聚物）或ABR(丙 10 烯腈丁二烯橡膠）作為主成份5但是因發泡層製成後無法 透氣，因此必須在後績的製程中進行衝孔作業才能改善其 透氣性。 步驟二、將該布層及該發泡層貼合成一胚體。 步驟三、配合該成龍具而將該胚體裁切成預定形狀、 15 尺寸。 步驟四、利用烤箱對該胚體加熱，且使該胚體軟化。 步驟五、將已軟化之胚體置人該成型模具中，並進行模 壓冷卻定型。 ' 步驟六、開啟該成型模具即可獲得—發泡鞋墊半成品。 20 #驟七、利用-衝孔裝置對該發泡鞋墊半成品進行衝 。 步驟八、獲得發泡鞋墊成品，且該發泡鞋墊成品具有多 數貫穿布層與發泡層的透氣孔。 上这的製造方法仍具有以下的缺失： 1235708 少 般的鞋墊製造廠商不一定都有購置衝孔裝置， /彳疋在半成品製成後再運送至衝壓廠進行衝孔作 業，不僅浪費工時且耗費成本。 、一二、若利用實心針狀的衝孔裝置對該發泡鞋墊半成品 進仃衝孔日^ ’會壓實發泡鞋㈣實肉部份，且使發泡鞋塾 失去彈性。 一、该等透氣孔完全是利用衝孔方式形成，故透氣孔 的内環面會產生粗糙刮痕，造成孔型不完整。 【發明内容】 因此，本發明之目的，即在提供一種在成型模具内部 设置-穿孔單元，且使一軟化的胚體置入該成型模具内部 進行模壓定型時，可同時形成多數貫穿透氣孔之具透氣孔 之發泡鞋墊的製造方法。 本發明具透氣孔之發泡鞋墊的製造方法，包含下列步 驟：U)製備-布層、一發泡層及一成型模具，該成型模 具内部具有-穿孔單元。⑻將該布層及該發泡層貼合成 -胚體。（C)對該胚體加熱，且使該胚體的發泡層軟化。 (D )將軟化之胚體置入該成型模具内部進行模壓定型， 且使該穿孔單元可貫穿該胚體的布層及發泡層。（E)開啟 該成型模具，即可獲得一具有多數貫穿透氣孔的發泡鞋 〇 【實施方式】 有關本發明之前述及其他技術内容、特點與功效，在 以下配合參考圖式之二較佳實施例的詳細說明中，將可清 1235708 楚的明白。 參閱圖2與圖3，本發明|、赛— 方法之μ ^ ，、遷虱孔之發泡鞋墊的製造 弟一較佳貫施例是適用於舍』 氣孔W Μ用於製作具有較小孔徑之透 之奂泡鞋墊，並包含下列步驟： 步'驟一：製備一亦展in 3〇。> 曰、一务泡層20及一成型模具 υ 4布層1〇可為毛巾布、不純女 , ? 不為布、編織物。該發泡層 20可採用EVA或ABR (丙烯脾丁 — β Α 烯腈丁二烯橡膠）等主成份製 片狀。本實施例的成型模且 人土供/、cm具有一第一模座31、 ίο 15 一可與該第一模座31產生相互閉合或分離之第二模座32 及:連結在該第-模座31上的穿孔單元33，且該第一、 -杈座3卜32彼此相對閉合時可形成一模穴％，該穿孔 單元33具有多數穿孔針331，該等穿孔針331具有一位於 末端的尖部332,並可由該第—模座31的一模穴底面3ΐι 延伸至該第二模座32 一模穴頂φ 321上並貫穿該模穴 34，且该杈穴頂面321凹設有多數可供穿孔針咖之尖部 332嵌入定位的定位凹孔322。 步驟二：將該布層1〇及該發泡層2〇貼合成一胚體 100。 步驟三：配合模穴34的形狀對該胚體100進行裁切， 且裁切後的胚體100面積略大於模穴34。 步驟四··使該胚體1〇〇通過丨20145〇之烤箱中進 行加熱，且使該胚體1 〇〇的發泡層2〇軟化。 步驟五：如圖4、圖5所示，將已軟化之胚體1 〇 〇置 入呈開啟狀態的成型模具30之模穴34中，且隨即關閉該 20 l2357〇8 成型板具30並進行模壓冷卻定型，當第一、二模座、 32互相靠合時，該等穿孔針331之尖部332可刺穿該胚體 1〇〇的布層10及發泡層20，最後可使尖部332嵌套定位 在第二模座32的定位凹孔322中。 5 步驟六：當該成型模具30已冷卻時，可使該第一、 二模座31、32相對分離，即可自該模穴34中取出一發泡 革土墊半成品，將該發泡鞋墊半成品修剪後即可產生一具有 夕數貫穿透氣孔110,的發泡鞋墊100，（如圖6所示）。 、經由以上的說明，可再將本發明第-實施例的優點歸 10 納如下·· 巾 一、本發明該等穿孔針331是利用該發泡層2〇先行 加熱軟化，故可輕易刺穿該發泡層2〇及布層1〇，且當發 泡層20冷卻後，即自然形成有貫穿透氣孔11〇,，不需再 進行衝孔加工，可簡化製程、降低成本。 一、忒發泡層20冷卻定型過程中即形成該等透氣孔 110 ’，故可使發泡鞋墊保有較佳之彈性。 三、本發明透氣孔11〇,是在該發泡層2〇冷卻定型的 過程中形成，所以，透氣孔11〇，的孔壁會自然形成一皮膜 4層’可使該等透氣孔11G，產生較佳的結構強度，而易於 保持孔型，以利空氣流通。 、再如圖7所示，本發明成型模具4〇的另一實施例是 相於製作具有較大孔徑之透氣孔之發泡鞋墊，並具有一 第一杈座4卜-可與該第一模座41產生相互閉合或分離 第-板座42及-牙孔單元43。該第二模座具有多數 1235708 10 15 〜開柄方向延伸的穿孔421及—可使該等穿孔42i之中段 互相連通的橫槽422。該穿孔單元43具有多數連結在該第 二，座41之模穴底面411上的穿孔針431、多數對應於該 等穿孔針431且由外朝内穿過第二模座42的導引套管432 及—設置在該第二模座42外部且與該等導引套管4犯一 外側端部焊接固定的連動板433，且該第一、二模座4卜 42彼此相對閉合時可形成—模穴以。且該等穿孔針仙 的長度大於穿孔針431末端部至第二模座42之模穴頂面 的距離°亥等導引套官432是製成中空管狀，各具有 一設於中段且沿徑向開設的貫孔434,且該等導引套管432 可在模穴44中產生位篇，日γ 4 w 位移且可相對於穿孔針431產生套 合，並使貫孔434對稱於橫槽422。1235708 发明 Description of the invention: [Technical field to which the invention belongs] The present invention relates to a foamed insole, and more particularly to a method for manufacturing a foamed insole with a breathable hole having a cloth layer. 5 [Prior art] As shown in FIG. 1, a conventional method for manufacturing a foamed insole with a cloth layer includes the following steps: Step 1. Pre-preparing a cloth layer, a foam layer, and a forming mold. The foamed layer uses EVA (ethylene-vinyl acetate copolymer) or ABR (propylene 10 acrylic nitrile butadiene rubber) as the main component 5 but cannot be breathable after the foamed layer is made, so it must be used in the subsequent performance process Punching can improve the air permeability. Step 2: The cloth layer and the foam layer are laminated into an embryo. Step 3: Cut the embryo into a predetermined shape and size 15 according to the Jackie Chan. Step 4: The embryo body is heated by an oven, and the embryo body is softened. Step 5. Place the softened embryo in the forming mold, and perform compression cooling to shape. 'Step 6: Open the forming mold to obtain the semi-finished product of foamed insoles. 20 #Step 7. Use a punching device to punch the semi-finished product of the foam insole. Step 8. Obtain a foamed insole finished product, and the foamed insole finished product has a plurality of ventilation holes penetrating through the cloth layer and the foamed layer. The above manufacturing method still has the following shortcomings: 1235708 A small number of insole manufacturers do not necessarily have to purchase punching devices. / 彳 疋 After the semi-finished product is made, it is transported to the punching plant for punching operations, which not only wastes man-hours but also Costly. One or two, if a solid needle-shaped punching device is used to pierce the semi-finished product of the foamed insole, the solid part of the foamed shoe last will be compacted, and the foamed shoe last will lose its elasticity. First, the ventilation holes are completely formed by punching, so the inner surface of the ventilation holes will have rough scratches, resulting in incomplete hole patterns. [Summary of the Invention] Therefore, an object of the present invention is to provide a perforation unit inside a molding die, and a softened embryo body is placed in the molding die for compression molding, so that most of the through-holes can be formed at the same time. Manufacturing method of foamed insole with vent holes. The method for manufacturing a foamed insole with breathable holes according to the present invention includes the following steps: U) preparing a fabric layer, a foamed layer, and a molding die, which has a perforating unit inside.贴 The cloth layer and the foamed layer are laminated into an embryo body. (C) The embryo body is heated and the foamed layer of the embryo body is softened. (D) placing the softened embryo into the inside of the forming mold for compression molding, and allowing the perforation unit to penetrate the cloth layer and the foam layer of the embryo. (E) Open the molding mold, and you can get a foam shoe with many through-holes. [Embodiment] Regarding the aforementioned and other technical contents, features, and effects of the present invention, it is better to refer to the second of the following drawings. In the detailed description of the embodiment, it will be clear from 1235708. Referring to FIG. 2 and FIG. 3, the present invention, the method of the invention, μ ^, and the manufacturing method of the foam insole for removing lice holes, a preferred embodiment is applicable to the home. The transparent blister insole includes the following steps: Step 'Step 1: Prepare a Yizhan in 30. > The foam layer 20 and a forming mold υ 4 cloth layer 10 may be towel cloth, impure girl,? Not cloth or knitted fabric. The foamed layer 20 may be formed into a sheet shape using a main component such as EVA or ABR (acryl-butadiene-β-acrylonitrile-butadiene rubber). The forming mold of this embodiment has a first mold base 31, a ground mold, and a cm. A second mold base 32 that can be closed or separated from the first mold base 31 and is connected to the first- The perforation unit 33 on the mold base 31, and the first and the third bases 32 and 32 can form a mold cavity% when they are relatively closed to each other. The perforation unit 33 has a plurality of perforation needles 331. The tip portion 332 can extend from the bottom surface 3 of a cavity of the first mold base 31 to the top of a cavity φ 321 of the second mold base 32 and penetrate through the cavity 34, and the top surface 321 of the branch cavity is recessed. There are a plurality of positioning recesses 322 into which the tip portion 332 of the perforated needle coffee can be inserted and positioned. Step 2: The fabric layer 10 and the foamed layer 20 are laminated to form a green body 100. Step 3: Cut the embryo body 100 according to the shape of the mold cavity 34, and the area of the embryo body 100 after the cutting is slightly larger than the mold cavity 34. Step 4: The embryo body 100 is heated in an oven of 201450, and the foam layer 20 of the embryo body 100 is softened. Step 5: As shown in FIG. 4 and FIG. 5, the softened embryo body 100 is placed in the cavity 34 of the mold 30 in the opened state, and then the 20 12357 mold 30 is closed and carried out. Molding and cooling and setting, when the first and second mold bases 32 are in close contact with each other, the tip 332 of the perforated needles 331 can pierce the fabric layer 10 and the foam layer 20 of the embryo body 100, and finally the tip The portion 332 is nested and positioned in the positioning recess 322 of the second mold base 32. 5 Step 6: When the forming mold 30 has cooled, the first and second mold bases 31 and 32 can be relatively separated, and a foamed leather pad semi-finished product can be taken out of the mold cavity 34, and the foamed insole After the semi-finished product is trimmed, a foamed insole 100 having a plurality of through holes 110, can be generated (as shown in FIG. 6). Based on the above description, the advantages of the first embodiment of the present invention can be reduced to 10 as follows. Towel 1. The perforated needles 331 of the present invention are softened by heating with the foamed layer 20, so they can be easily pierced. The foamed layer 20 and the cloth layer 10, and when the foamed layer 20 is cooled, a through-air hole 110 is naturally formed, and no punching process is required, which can simplify the manufacturing process and reduce costs. First, the foamed layer 20 will form these vent holes 110 ′ during the cooling and shaping process, so that the foamed insole can maintain better elasticity. 3. The ventilating holes 11 of the present invention are formed during the cooling and setting of the foamed layer 20. Therefore, the hole wall of the ventilating holes 110 will naturally form a film 4 layers, so that these venting holes 11G, Produces better structural strength, and easily maintains the hole shape for air circulation. As shown in FIG. 7, another embodiment of the molding mold 40 according to the present invention is a foam insole with a relatively large hole and a breathable hole, and has a first branch base 4-which is compatible with the first The mold base 41 generates a first plate base 42 and a dental hole unit 43 which are closed or separated from each other. The second mold base has a plurality of perforations 421 extending from 1235708 10 15 to the opening direction and-transverse grooves 422 that allow the middle sections of the perforations 42i to communicate with each other. The perforating unit 43 has a plurality of perforating needles 431 connected to the bottom surface 411 of the cavity of the second, seat 41, and a plurality of guiding sleeves corresponding to the perforating needles 431 and passing through the second mold base 42 from the outside to the inside 432 and—a linkage plate 433 provided outside the second mold base 42 and welded and fixed to an outer end of the guide sleeves 4 and formed when the first and second mold bases 42 and 42 are relatively closed to each other — Mold cavity. And the length of the perforated needles is greater than the distance from the end of the perforated needle 431 to the top surface of the cavity of the second mold base 42. The guide sleeves 432 such as Hai are made into hollow tubes, each of which has a middle section and a diameter The through-holes 434 are opened to the direction, and the guide sleeves 432 can generate dislocations in the die cavity 44, and the γ 4 w can be displaced and can be fitted with respect to the perforated needle 431, and the through-holes 434 are symmetrical to the transverse grooves. 422.
如圖8、圖9所示，去p I y汀丁田已軟化之胚體10()置放在該模 ^ 44中且使第一、二模座4卜42產生相對靠合時，該等 牙孔針431可伸設在模穴44中並伸入該發泡層20中，此 時，該導引套管432的内側端部抵觸在布層1〇上，且在 導引套官432内側端部與穿孔針431末端部 隔距離。 Ί 再=10所示’當操作者將連動板柳朝第二模座 時連動該等導引套管432朝穿孔針 套&動作，且可使對應於該等導引套管432之内 孔的餘料I (包括圓柱型布層 ^ ^ ^ ^ . 10及發泡層20)被衝掉而 形成夕數之透氣孔110,，且哕 入導引套A州由 44餘料I會被穿孔針431擠 入V 奮g 432中。且餘料τ合+ 曰酼者成型模具40進行模 20 1235708 壓冷卻定型及形成透氣孔110,的次數，而逐漸向上推擠， 最後可利用一氣壓源（圖未示）將壓力a體導入橫槽似 中，再將已移至貫孔421的餘料Σ被吹出，不必清理。 因此，應用上述成型模具40所製成之發泡鞋墊1〇〇,， 是在該發泡層2G呈軟化的狀態促使穿孔針431伸入發泡 層20中，且導引套管432在對穿孔針431產生套合動作 的同時，可對布層10、發泡層2〇進行衝孔動作。 當開啟成型模具40時，就可在發泡鞋墊1〇〇,上自然 形成多數之透氣孔11 〇 ’（如圖6所示）。且透氣孔丨丨〇，孔 壁的大部份長度是利用穿孔針431伸入發泡層2〇中所自 然形成’故亦具有完整之孔型及結構強度。 歸納上述，本發明之具透氣孔之發泡鞋墊的製造方 法，是可在發泡鞋墊在成型模具内部進行模壓冷卻定型的 同時，即可產生多數透氣孔，不僅可簡化製程，且鞋塾的 彈性佳、透氣性也佳，故確實能達到發明之目的。 惟以上所述者，僅為本發明之較佳實施例而已，當不 旎以此限定本發明實施之範圍，即大凡依本發明申請專利 範圍及發明說明書内容所作之簡單的等效變化與修飾，皆 應仍屬本發明專利涵蓋之範圍内。 【圈式簡單說明】 圖1是現有一種發泡鞋墊的製造流程示意圖； 圖2是一流程圖，說明本發明具透氣孔之發泡鞋墊的 製造方法的一第一較佳實施例； 圖3疋本舍明上述較佳實施例之一成型模具與胚體 10 1235708 的平面分解圖； 圖4是本發明上述較佳實施例之一閉模示意圖，說明 已加熱軟化之胚體置入該成型模具中進行模壓冷卻定型； 圖5是本發明上述較佳實施例閉模狀態時之局部放 大示意圖； 圖6是本發明上述較佳實施例之一成品剖面圖，說明 一發泡鞋塾上形成有多數透氣孔； 圖7是本發明一第二實施例之成型模具與胚體的平 面分解圖； 圖8是本务明第二較佳實施例之一閉模示意圖，說明 已加熱軟化之胚體置入該成型模具中進行模壓冷卻定型； 圖9是本發明第二較佳實施例閉模狀態時之局部放 大示意圖；及 -圖1 0 7C本發明第二較佳實施例閉模狀態時之動作 1235708 【圖式之主要元件代表符號簡單說明】 10 布層 110” 透氣孔 20 發泡層 40 成型模具 30 成型模具 41 第一模座 31 第一模座 411 模穴底面 32 第二模座 42 第二模座 321 模穴頂面 421 穿孔 322 定位凹孔 422 橫槽 33 穿孔單元 43 穿孔單元 331 穿孔針 431 穿孔針 332 尖部 432 導引套管 34 模穴 433 連動板 100 胚體 434 貫孔 100， 發泡鞋塾 44 模穴 12As shown in Figs. 8 and 9, when the softened embryo body 10 () is placed in the mold ^ 44 and the first and second mold seats 4 and 42 are relatively closed, such The dental hole needle 431 can be extended into the cavity 44 and into the foamed layer 20. At this time, the inner end of the guide sleeve 432 abuts on the cloth layer 10, and the guide sleeve 432 The inner end portion is spaced apart from the distal end portion of the puncture needle 431. Ί Re = 10 'When the operator moves the linking willow toward the second mold base, the guide sleeves 432 are moved toward the perforated needle sleeve & and the inner holes corresponding to the guide sleeves 432 can be made. The remaining material I (including the cylindrical cloth layer ^ ^ ^ ^. 10 and the foamed layer 20) is washed out to form a number of vent holes 110, and it is inserted into the guide sleeve A state by 44 more material I will be The perforated needle 431 is squeezed into the V fen g 432. And the remaining material τ 合 + The mold forming mold 40 performs the mold 20 1235708 pressure cooling setting and the formation of the ventilation holes 110, and gradually push upwards, and finally a pressure source (not shown) can be used to introduce the pressure a body The horizontal groove appears to be in the middle, and the surplus material Σ that has been moved to the through hole 421 is blown out without cleaning. Therefore, when the foamed insole 100 made by using the above-mentioned molding die 40 is used, the perforated needle 431 is pushed into the foamed layer 20 while the foamed layer 2G is softened, and the guide sleeve 432 is facing The punching needle 431 can perform a punching operation on the cloth layer 10 and the foamed layer 20 at the same time as the sleeve operation. When the molding die 40 is opened, a large number of ventilation holes 11 0 'can be naturally formed in the foamed insole 100, as shown in FIG. 6. And the ventilation hole 丨 丨 〇, the length of the hole wall is mostly formed by the use of the perforating needle 431 into the foamed layer 20 naturally formed, so it also has a complete hole type and structural strength. To sum up, the manufacturing method of the foamed insole with ventilation holes of the present invention can produce most ventilation holes while the foamed insole is molded and cooled in the molding mold, which not only can simplify the manufacturing process, but also Good elasticity and breathability, so it can indeed achieve the purpose of the invention. However, the above are only the preferred embodiments of the present invention, and the scope of implementation of the present invention is not limited in this way, that is, the simple equivalent changes and modifications made according to the scope of the patent application and the content of the invention specification of the present invention , All should still fall within the scope of the invention patent. [Circle type brief description] FIG. 1 is a schematic diagram of a manufacturing process of a conventional foamed insole; FIG. 2 is a flowchart illustrating a first preferred embodiment of a method for manufacturing a foamed insole with ventilation holes according to the present invention; FIG. 3疋 Ben Sheming is an exploded plan view of a forming mold and the embryonic body 10 1235708 of one of the above-mentioned preferred embodiments; FIG. 4 is a schematic diagram of a closed mold of one of the above-mentioned preferred embodiments of the present invention, illustrating that the heated and softened embryonic body is put into the molding Figure 5 is a partially enlarged schematic view of the above-mentioned preferred embodiment of the present invention when the mold is closed in a mold; FIG. 6 is a cross-sectional view of a finished product according to the above-mentioned preferred embodiment of the present invention, illustrating formation on a foam shoe last There are many vent holes; Figure 7 is a plan exploded view of a forming mold and the embryonic body according to a second embodiment of the present invention; Figure 8 is a schematic diagram of a closed mold of a second preferred embodiment of the present invention, illustrating the heated and softened embryo The body is placed in the forming mold for compression cooling and setting; FIG. 9 is a partially enlarged schematic view of the second preferred embodiment of the present invention when the mold is closed; and-FIG. 10C when the second preferred embodiment of the present invention is in the mold closed state. Of Operation 1235708 [Simplified description of the main symbols of the drawings] 10 cloth layer 110 ”ventilation holes 20 foam layer 40 molding mold 30 molding mold 41 first mold base 31 first mold base 411 bottom surface of cavity 32 second mold base 42 Second mold base 321 Top surface of cavity 421 Perforation 322 Positioning recessed hole 422 Transverse groove 33 Perforation unit 43 Perforation unit 331 Perforation needle 431 Perforation needle 332 Tip 432 Guide sleeve 34 Mould cavity 433 Linkage plate 100 Embryo body 434 Through hole 100, foam shoe last 44 mold cavity 12