1328-693 九、發明說明： 【發明所屬之技術領域】 法 本發明係有關-種按鍵結構，尤指一種導光㈣作方 【先前技術】 按鍵結構是電子褒置主要的輪入設備之_，在 構上的每一個按鍵通常具有對應的數字、文字、：主、·。 號、輸入法的字根及各種功能圖形等，讓 :輪 貧料，或執行該電子裝置之各項功能。因此，按鍵結= 於電子ϋ置來說是-個極為重要的輸人設備。 ，於電子裝置在光線充足的環境下，使用者可以 看見母一按鍵的位置，在接柞 足 办， '疋在按鍵結構内層配置有一 =先源U光源所產生的光線讓使用者在無光線的環境 ::广疋看見每一個按鍵的位置，在操作按壓 會發生按錯按鍵。 而傳統按鍵結構内部所使用的背光源係以 :發=極體所組成：在電子裝置起用時，該發光二極體 二由導光板前端導入，再由導光板將光線 ::: 部，使按鍵表面鏤空的數字或圖形可以 會發生按錯按鍵。μ 執行按鍵操作時不 導入至後端時，該先線二=線從導光板前端 儿度θ逐漸哀減，導致導光板後 =應的按鍵表面所顯示的數字及圖形將產生亮度不足之 近年來為解決光線分佈不均的 „，在先線導入於導光板内部== 上了路線，讓光線聚集的折射於每-按鍵 術生產㈣: 的導光板在製作上是以喷墨技 術生產，利用4墨頭將所射出的樹 :成導光粒子’由於噴墨頭必須…向來=载= 將Ί旨射噴至於載體上，如此—來造成生纽率慢。 f 是利用壓印Gmprint)的方式製作，就是用- ==，該滾輪表面上具有複數個成 凸:二滚輪於柔物性的載體表面或背 ’ 成载體變形，此時載體本身會向同—方向回彈—個字彈^ =:厂=:頁依載體本身材料在變形後會回彈 2力I周整滾輪下愿的力量，若是滾輪下屢力 sf:確’將導致製衫成的導光粒子產生缺失，在使用° 擾以法將光線聚集折射於按鍵上，造成生產上的一大困 【發明内容】 子，可輕_載體上成型有複數導絲 法，=到上述之目的，本發明之按鍵之導光板製作方 6 1328693 備有一模具，該模具上具有一模穴，於模穴中具有複 數區塊，而每一個區塊由複數個凹孔所組成。 以紫外光固化樹脂與玻璃微珠進行混合成混合物。 將混合物倒入於模具中。 貼附載體於混合物上。 利用一滾壓工具於載體表面上滾動，使混合物可以均 勻的填滿於模具中，同時也讓模具、載體與混合物之間的 空氣排出。 將混合物進行紫外光照射，使混合物硬化於該載體 上，再取出於模具中，即形成一具有複數導光粒子的導光 板。 【實施方式】 茲有關本發明之技術内容及詳細說明，現配合圖式說 明如下： 請參閱第一圖，係本發明之導光板製作流程示意圖。 如圖所示：本圖式所揭露為一種配置於按鍵（Keypad)結構 内部使用之導光板製作方法，首先，備有一模具，如步驟 100。 步驟102，將光固化樹脂與玻璃微珠進行混合成混合 物。在本圖式中，該光固化樹脂為一紫外光固化樹脂。 步驟104，將混合物倒入於模具中。 步驟106，貼附載體於混合物上。在本圖式中，該載 體為透明無色的薄膜PC Film或TPU Film之任一種。 步驟108，利用一滾壓工具於載體表面上滾壓，使混 合物可以均勻的填滿於模具中，同時也讓模具、載體與混 合物之間的空氣排出。本圖式中，該滾壓工具為一滚輪。 1328693 步驟110，在光固化樹脂與載體滾壓完成後，將光固 化樹脂進行紫外光照射，使光固化樹脂硬化於載體上。再 取出於模具中，即形成一具有複數導光粒子的導光板。 請參閱第二圖，係本發明之製作導光板所使用的模具 外觀立體示意圖。如圖所示：本圖式中所揭露為製作導光 板所使用的模具1為一長方體，該模具1上具有一模穴 11，於模穴11中具有複數區塊12，且該區塊12皆由複數個 凹孔13所組成。 請參閱第三、四圖，係本發明於模具上製作導光板的 滾磨前及滾麈後的示意圖。如圖所示：在光固化樹脂與玻 璃微珠混合後的混合物2倒入於模具1之模六11中，於混 合物2上鋪有一載體3，將一滾壓工具4置於載體3的表 面上。在滾壓工具4由載體3表面進行滾壓時，使混合物 2與載體3貼合，同時讓混合物2填滿於模六11中。在滾 壓工具4滾壓過程中，將混合物2與載體3及混合物2與 模具1之間的空氣擠出，避免空氣殘留在製作完成的導光 板，使導光板成為不良品。 請參閱第五圖，係本發明之光固化樹脂進行光照射示 意圖。如圖所示：當滾壓作業完成，將模具1送至光照射 區，以進行紫外線燈光9照射，在照射一段時間後，使光 固化樹脂硬化於該載體3上，讓載體3與混合物2能穩固 結合在一起。 請參閱第六、七圖，係本發明之導光板局部及側視示 意圖。如圖所示：在導光板5製作完成取出於模具1後， 該導光板5上具有一載體3 ’該載體3上設有一薄片21， 該薄片21上具有複數區塊22，每一區塊22上由複數導光粒 1328693 子23所組成，該導光粒子23在距離光源愈近者的分佈密度 愈稀疏，而距離光源愈遠者的導光粒子23分佈密度愈密。 該導光粒子23以改變光的行徑路線，使其具有聚光效果， 能將光導向於按鍵的按鍵上。 請參閱第八圖，係本發明之另一種導光板製作流程示 意圖。如圖所示：本圖式所揭露為一種配置於按鍵結構内 部使用之導光板製作方法，首先，備有一網版，如步驟 200。 步驟202，將熱烘型油墨與玻璃微珠進行混合成混合 物。在本圖式中’該熱供型油墨為南 >弗點方香族碳氮化合 物（Polycyclic Aromatic Hydrocarbons，PAHs)、環己酮 (Cyclohexanone)、丁氧基（Budoxide)、高分子聚合樹 脂（Resins)所組成。 步驟204，將網版貼附於載體的表面上。在本圖式 中，該載體為透明無色的薄膜PC Film或TPU film之任一 種。 步驟206，將混合物倒於網版上。 步驟208，利用一抹平工具於載體表面上刮動，使混 合物可以滲入到網版的網孔中，並附著在載體的表面。本 圖式中，該抹平工具為一刮刀。 步驟210，再將網版及載體一併送入烤箱中進行熱 烘，使熱烘型油墨硬化於該載體上，再將載體與網版分 離，即完成一導光板製作。 請參閱第九圖，係本發明之製作導光板所使用的網版 外觀立體示意圖。如圖所示：本圖式中所揭露為製作導光 板所使用的網版6為一長方體’該網版6上具有一複數區 1328693 塊61，而每一個區塊61皆由複數個網孔62所組成。 請參閱第十、十一圖，係本發明於網板上製作導光板 的抹平前及抹平後的示意圖。如圖所示：在載體3置放於 平台表面，而網版6貼附於載體3表面上，將混合物2倒 入於網版6的表面，經過抹平工具10將混合物2均勻抹平 於網版6上，此時混合物2滲入到網版6的網孔62中，並 附著在載體3的表面。 請參閱第十二圖，係本發明之熱固型固化樹脂進行光 照射示意圖。如圖所示：當混合物抹平作業完成，將網版 6與載體3送至烤箱7内，利用烤箱7的加熱器71以進行 熱烘，在熱烘一段時間後，使熱烘型油墨硬化於該載體 3，讓載體3與混合物2能穩固結合在一起。 請參閱第十三、十四圖，係本發明之導光板局部及側 視示意圖。如圖所示：在導光板5製作完成並將網版6取 走後，該導光板5上具有一載體3，該載體3上設有一複 數區塊22，每一區塊22上由複數導光粒子23所組成，該導 光粒子23在距離光源愈近者的分佈密度愈稀疏，而距離光 源愈遠者的導光粒子23分佈密度愈密。該導光粒子23以改 變光的行徑路線，使其具有聚光效果，能將光導向於按鍵 的按鍵上。 請參閱第十五圖，係本發明之再一種導光板製作流程 示意圖。如圖所示：本圖式所揭露為一種配置於按鍵結構 内部使用之導光板製作方法，首先，備製有一滾輪，如步 驟 300。. 步驟302，混合光固化樹脂與玻璃微珠成混合物。在 本圖式中，該光固化樹脂為紫外光固化樹脂。 ^28693 步驟304，將混合物裂入於漏斗中，該混合物由漏斗 中流至於滾輪上，在滾輪轉動時，同時將混合物壓印於載 體表面上。在本圖式中’該載體為透明無色的薄膜PC Film 或 TPU Film之任一種。 步驟306，在滾輪將混合物壓印於載體表面時， 對該混合物進行紫外光照射，使混合物硬化於該載體上， 即完成一導光板製作。 =閲第十六、十七圖’係本發明之製作導光板的機 1動作示意圖。如圖所示：本發明之製作導光板機台8 包括： -輸送平台8卜用以輸送載體3其上具有一穿孔 811。 照射燈82 ’為-紫外線燈光，以配置於輸送平台幻 内部’並對應該穿孔8丨1配置。 一滾輪83，係配置於輸送平㈣±方， 川配置。該滾輪83表面具有複數區塊㈣，每:區二孔 831係由複數凹孔832所組成。 Α 一到刀84，係配置於該滾輪83一側。 一漏斗85,係配置於該滾輪83上方，用以填裝混 6 ° 台 當=物：填裝於漏斗85内部時，而載體3由輸送平 81运入b ’流至於滾輪83表面上的混合物2在 動時’經過到刀84刮動後，該混合物2即填入於該J數二 凹孔832 :滾輪83的表面上’再壓印於載體3的表面上。. 在滾輪83將混合物印於載體 燈83的紫外光由穿孔如射出，即可同步對：物；進； 1328693 照射，在混合物2離開滾輪83時，該混合物2已硬化於該 載體3上，即完成導光板製作。 且完成的導光板與第六、七圖相同。該導光板5上具 有一載體3，該載體3上設有一薄片21，該薄片21上具有 複數區塊22，每一區塊22上由複數導光粒子23所組成，該 導光粒子23在距離光源愈近者的分佈密度愈稀疏，而距離 光源愈遠者的導光粒子23分佈密度愈密。該導光粒子23以 改變光的行徑路線，使其具有聚光效果，能將光導向於按 鍵的按鍵上。 上述僅為本發明之較佳實施例而已，並非用來限定本 發明實施之範圍。即凡依本發明申請專利範圍所做的均等 變化與修飾，皆為本發明專利範圍所涵蓋。 【圖式簡單說明】 第一圖，係本發明之導光板製作流程示意圖。 第二圖，係本發明之製作導光板所使用的模具外觀立體示 意圖。 第三圖，係本發明於模具上製作導光板的滚壓前示意圖。 第四圖，係本發明於模具上製作導光板的滾壓後示意圖。 第五圖，係本發明之光固化樹脂進行光照射示意圖。 第六圖，係本發明之導光板局部示意圖。 第七圖，係本發明之導光板側視示意圖。 第八圖，係本發明之另一種導光板製作流程示意圖。 第九圖，係本發明之製作導光板所使用的網版外觀立體示 意圖。 第十圖，係本發明於網板上製作導光板抹平前示意圖。 1328693 第十一圖，係本發明於網板上製作導光板抹平後示意圖。 第十二圖，係本發明之熱固型固化樹脂進行光照射示意1328-693 IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to a type of button structure, and more particularly to a light guide (four) method [Prior Art] The button structure is the main wheeled device of the electronic device _ Each key in the structure usually has a corresponding number, text,: main, ·. No., the root of the input method and various functional graphics, etc., let: the wheel is poor, or perform various functions of the electronic device. Therefore, the button junction = is an extremely important input device for the electronic device. In the environment where the electronic device is in a sufficient light, the user can see the position of the mother button, and the user can arrange the light in the inner layer of the button structure to provide the user with no light. Environment:: Hirose sees the position of each button, and presses the wrong button when the operation is pressed. The backlight used in the conventional button structure is composed of: a body of a polar body: when the electronic device is activated, the light-emitting diode 2 is introduced from the front end of the light guide plate, and then the light guide plate is used to: A wrong button can be generated by a number or graphic that is hollowed out on the surface of the button. μ When the button operation is not performed to the back end, the first line 2 = line gradually decreases from the front end of the light guide plate θ, resulting in the number and graphics displayed on the surface of the button after the light guide plate will produce insufficient brightness in recent years. In order to solve the uneven distribution of light, the first line is introduced into the inside of the light guide plate == The route is made, and the light is concentrated and refracted by the production of each button (4): The light guide plate is produced by inkjet technology. Using 4 ink heads to shoot the tree: into the light-guided particles 'Because the inkjet head must... always = load = spray the target onto the carrier, so - to cause a slow rate of birth. f is to use the imprint Gmprint) The way of making is to use - ==, the surface of the roller has a plurality of convexities: the two rollers are deformed on the surface of the carrier or the back of the carrier, and the carrier itself will rebound in the same direction - a word The bomb ^ =: factory =: page according to the material of the carrier itself will rebound after the deformation of 2 forces I week the whole roller under the force of the wish, if the roller under the force sf: indeed 'will lead to the production of light-guided particles missing, Use the ° disturbance method to condense the light onto the button, making A large sleep in the production [invention] sub-, light-supported with a plurality of guide wire method, = to the above purpose, the light guide plate of the present invention 6 6328693 has a mold, the mold has a The cavity has a plurality of blocks in the cavity, and each block is composed of a plurality of concave holes. The ultraviolet curing resin and the glass beads are mixed to form a mixture. The mixture is poured into a mold. On the mixture, a rolling tool is used to roll on the surface of the carrier, so that the mixture can be uniformly filled in the mold, and the air between the mold, the carrier and the mixture is also discharged. The mixture is irradiated with ultraviolet light to harden the mixture. On the carrier, it is taken out in the mold to form a light guide plate having a plurality of light guiding particles. [Embodiment] The technical content and detailed description of the present invention are as follows: Please refer to the first figure. The schematic diagram of the light guide plate manufacturing process of the present invention is as shown in the figure: This figure is disclosed as a configuration inside a keypad structure. For the light guide plate manufacturing method, first, a mold is prepared, as in step 100. In step 102, the photocurable resin and the glass beads are mixed to form a mixture. In the present embodiment, the photocurable resin is an ultraviolet curing resin. Pour the mixture into the mold. Step 106, attach the carrier to the mixture. In the figure, the carrier is any one of a transparent colorless film PC Film or TPU Film. Step 108, using a rolling tool The surface of the carrier is rolled so that the mixture can be uniformly filled in the mold while also allowing the air between the mold, the carrier and the mixture to be discharged. In the present drawing, the rolling tool is a roller. 1328693 Step 110, in the light After the curing of the cured resin and the carrier is completed, the photocurable resin is irradiated with ultraviolet light to harden the photocurable resin on the carrier. Then, it is taken out in the mold to form a light guide plate having a plurality of light guiding particles. Please refer to the second figure, which is a perspective view showing the appearance of a mold used for fabricating a light guide plate of the present invention. As shown in the figure, the mold 1 used for fabricating the light guide plate is a rectangular parallelepiped having a cavity 11 having a plurality of blocks 12 in the cavity 11, and the block 12 is disclosed in the figure. They are all composed of a plurality of recessed holes 13. Please refer to the third and fourth figures, which are schematic diagrams of the invention before and after rolling of the light guide plate on the mold. As shown in the figure: the mixture 2 after the photocurable resin and the glass beads are mixed is poured into the mold 6 of the mold 1, a carrier 3 is placed on the mixture 2, and a rolling tool 4 is placed on the surface of the carrier 3. on. When the rolling tool 4 is rolled from the surface of the carrier 3, the mixture 2 is bonded to the carrier 3 while the mixture 2 is filled in the mold 6. During the rolling process of the rolling tool 4, the air between the mixture 2 and the carrier 3 and the mixture 2 and the mold 1 is extruded to prevent air from remaining on the finished light guide plate, making the light guide plate a defective product. Referring to the fifth drawing, the light-curing resin of the present invention is subjected to light irradiation. As shown in the figure: When the rolling operation is completed, the mold 1 is sent to the light irradiation zone for ultraviolet light 9 irradiation, and after the irradiation for a period of time, the photocurable resin is hardened on the carrier 3, and the carrier 3 and the mixture 2 are allowed. Can be firmly combined. Please refer to the sixth and seventh figures, which are partial and side views of the light guide plate of the present invention. As shown in the figure, after the light guide plate 5 is completed and taken out of the mold 1, the light guide plate 5 has a carrier 3'. The carrier 3 is provided with a sheet 21 having a plurality of blocks 22, each block 22 is composed of a plurality of light guiding particles 1328693 sub 23, the distribution density of the light guiding particles 23 closer to the light source is thinner, and the distribution density of the light guiding particles 23 farther from the light source is denser. The light guiding particles 23 change the path of the light to have a condensing effect, and can guide the light to the buttons of the button. Please refer to the eighth drawing, which is a schematic diagram of another light guide manufacturing process of the present invention. As shown in the figure: This figure discloses a method for fabricating a light guide plate disposed inside the button structure. First, a screen is provided, as in step 200. In step 202, the hot-drying ink and the glass beads are mixed to form a mixture. In the figure, 'the heat supply ink is south> Polycyclic Aromatic Hydrocarbons (PAHs), Cyclohexanone, Budoxide, Polymeric Resin ( Resins). In step 204, the screen is attached to the surface of the carrier. In the present figure, the carrier is either a transparent colorless film PC Film or TPU film. At step 206, the mixture is poured onto the screen. In step 208, a smoothing tool is used to scrape the surface of the carrier so that the mixture can penetrate into the mesh of the screen and adhere to the surface of the carrier. In this figure, the smoothing tool is a scraper. In step 210, the screen and the carrier are sent to the oven for hot baking, and the hot-drying ink is hardened on the carrier, and then the carrier and the screen are separated, that is, a light guide plate is completed. Please refer to the ninth drawing, which is a perspective view showing the appearance of the screen used for fabricating the light guide plate of the present invention. As shown in the figure, the screen 6 used for fabricating the light guide plate in the present drawing is a rectangular parallelepiped. The screen 6 has a plurality of blocks 1328693 blocks 61, and each block 61 is composed of a plurality of cells. 62 components. Please refer to the tenth and eleventh drawings, which are schematic diagrams of the front and the smoothing of the light guide plate on the stencil of the present invention. As shown in the figure: the carrier 3 is placed on the surface of the platform, and the screen 6 is attached to the surface of the carrier 3, and the mixture 2 is poured onto the surface of the screen 6, and the mixture 2 is evenly smoothed by the smoothing tool 10. On the screen 6, at this time, the mixture 2 penetrates into the mesh 62 of the screen 6 and adheres to the surface of the carrier 3. Referring to Fig. 12, there is shown a schematic view of light irradiation of the thermosetting curing resin of the present invention. As shown in the figure: when the mixture screeding operation is completed, the screen plate 6 and the carrier 3 are sent to the oven 7, and the heater 71 of the oven 7 is used for heat baking, and after hot baking for a while, the heat-drying type ink is hardened. In the carrier 3, the carrier 3 and the mixture 2 can be firmly bonded together. Please refer to the thirteenth and fourteenth drawings, which are partial and side views of the light guide plate of the present invention. As shown in the figure: after the light guide plate 5 is completed and the screen 6 is removed, the light guide plate 5 has a carrier 3, and the carrier 3 is provided with a plurality of blocks 22, each of which is composed of a plurality of blocks The light particles 23 are composed, and the distribution density of the light guiding particles 23 is closer to the distance from the light source, and the distribution density of the light guiding particles 23 which is farther from the light source is denser. The light guiding particles 23 change the path of the light to have a condensing effect, and can guide the light to the button of the button. Please refer to the fifteenth figure, which is a schematic diagram of another light guide plate manufacturing process of the present invention. As shown in the figure: This figure discloses a method for fabricating a light guide plate disposed inside a button structure. First, a roller is prepared, such as step 300. Step 302, mixing the photocurable resin with the glass microbeads. In the present formula, the photocurable resin is an ultraviolet curable resin. ^28693 Step 304, the mixture is split into a funnel which flows from the funnel onto the roller and simultaneously embosses the mixture onto the surface of the carrier as the roller rotates. In the present figure, the carrier is either a transparent colorless film PC Film or TPU Film. Step 306, when the roller is imprinted on the surface of the carrier, the mixture is irradiated with ultraviolet light to harden the mixture onto the carrier, that is, a light guide plate is completed. = Fig. 16 and Fig. 17 are schematic views showing the operation of the machine 1 for fabricating a light guide plate of the present invention. As shown, the light guide plate table 8 of the present invention comprises: - a transport platform 8 for transporting the carrier 3 having a perforation 811 thereon. The illumination lamp 82' is - ultraviolet light to be placed in the illusion of the transport platform' and is configured to be perforated 8丨1. A roller 83 is arranged in the transport flat (four) ± square, Chuan configuration. The surface of the roller 83 has a plurality of blocks (four), and each of the two holes 831 is composed of a plurality of recessed holes 832. The first to the knife 84 is disposed on the side of the roller 83. A funnel 85 is disposed above the roller 83 for filling and mixing 6 ° when the object is filled inside the funnel 85, and the carrier 3 is transported by the transport flat 81 into the b' to the surface of the roller 83. When the mixture 2 is moved, the mixture 2 is filled in the J-numbered recess 832: the surface of the roller 83 to be embossed on the surface of the carrier 3. The ultraviolet light which is printed on the carrier lamp 83 by the roller 83 is ejected by a perforation, for example, to be synchronized; the object is irradiated; 1328693 is irradiated, and when the mixture 2 leaves the roller 83, the mixture 2 has hardened on the carrier 3. That is, the light guide plate is completed. And the completed light guide plate is the same as the sixth and seventh figures. The light guide plate 5 has a carrier 3, and the carrier 3 is provided with a sheet 21 having a plurality of blocks 22, each of which is composed of a plurality of light guiding particles 23, and the light guiding particles 23 are The closer the distribution density of the light source is, the more sparsely the distribution density of the light guiding particles 23 are. The light guiding particles 23 change the path of the light to have a condensing effect, and can guide the light to the button of the button. The above are only the preferred embodiments of the present invention and are not intended to limit the scope of the embodiments of the present invention. That is, the equivalent changes and modifications made by the scope of the patent application of the present invention are covered by the scope of the invention. BRIEF DESCRIPTION OF THE DRAWINGS The first figure is a schematic diagram of the manufacturing process of the light guide plate of the present invention. The second drawing is a perspective view of the appearance of a mold used in the production of a light guide plate of the present invention. The third figure is a schematic view of the front side of the invention in which the light guide plate is formed on the mold. The fourth figure is a schematic view of the rolling of the light guide plate on the mold according to the present invention. Fig. 5 is a schematic view showing light irradiation of the photocurable resin of the present invention. Figure 6 is a partial schematic view of a light guide plate of the present invention. Figure 7 is a side elevational view of the light guide plate of the present invention. The eighth figure is a schematic diagram of another light guide plate manufacturing process of the present invention. The ninth drawing is a perspective view of the appearance of the screen used for fabricating the light guide plate of the present invention. The tenth figure is a schematic view of the invention before the light guide plate is smeared on the stencil. 1328693 The eleventh figure is a schematic view of the invention after the light guide plate is smeared on the stencil. Figure 12 is a schematic diagram of light irradiation of the thermosetting curing resin of the present invention
圖。 - 第十三圖，係本發明之導光板局部示意圖。 第十四圖，係本發明之導光板側視示意圖。 第十五圖，係本發明之再一種導光板製作流程示意圖 第十六圖，係本發明之製作導光板的機台示意圖。 第十七圖，係本發明之製作導光板動作示意圖。 【主要元件符號說明】 步驟100〜110 步驟300〜306 模穴11 凹孔13、832 薄片21 載體3 導光板5 網孔62 加熱器71 輸送平台81 照射燈82 刮刀84 紫外線燈光9 步驟200〜210 模具1 區塊 12、22、61、831 混合物2 導光粒子23 滾壓工具4 網版6 烤箱7 機台8 穿孔811 滾輪833 漏斗85 抹平工具10Figure. - Figure 13 is a partial schematic view of a light guide plate of the present invention. Figure 14 is a side elevational view of the light guide plate of the present invention. Fig. 15 is a schematic view showing a flow chart of another light guide plate of the present invention. Fig. 16 is a schematic view showing a machine for manufacturing a light guide plate according to the present invention. Figure 17 is a schematic view showing the operation of the light guide plate of the present invention. [Description of main component symbols] Steps 100 to 110 Steps 300 to 306 Cavity 11 Recessed holes 13, 832 Sheet 21 Carrier 3 Light guide plate 5 Mesh 62 Heater 71 Conveying platform 81 Irradiation lamp 82 Scraper 84 Ultraviolet light 9 Steps 200 to 210 Mold 1 Blocks 12, 22, 61, 831 Mixture 2 Light-guiding particles 23 Rolling tools 4 Screen 6 Oven 7 Machine 8 Perforation 811 Roller 833 Funnel 85 Smoothing tool 10