201017136 九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種軟性體重計及其製造方法尤指 -種結構製程簡單、可製作大型障 於捲收攜帶且不占空間之可撓式體重計。 【先前技術】 軟性壓力微感測器陣列在精密加工、醫療保健、以及 智慧機器人等領域有許多應用。此外例如，伊利諾大學香201017136 IX. Description of the invention: [Technical field of the invention] The present invention relates to a soft weight scale and a manufacturing method thereof, in particular, a structure process with simple structure, which can make a large obstacle and can be carried in a retractable manner without occupying space. Weight scale. [Prior Art] Soft pressure microsensor arrays have many applications in the fields of precision machining, healthcare, and smart robots. Also for example, the University of Illinois incense
檳分校的E，1等人採用Polyilnide_based材料製造出軟 性人工皮膚，並舖上微小陣列式（1〇_之金屬μ應變計 (Metal strain興e)以形成之智慧皮膚（s耐七恤）， 惟此類使賴機電製程技術製作 _ 材面積與材料，無法製作大型陣列且造價. 據上所述可知’由於製作士 性壓力微感測器之應用仍^^所限，、使得習知微型軟 機器人模擬皮膚，因此，如^ j面積感測’如上述智慧 =作方式，使錢驗㈣轉大，料前急需解決之 【發明内容】 有鑑於習知技術之缺失 及其製造方法，該軟性體重 製程簡單、可製作大型陣列 ，本發明提出一種軟性體重計 計由可撓性材料構成，其結構 、感測區域大、有利於捲收攜 201017136 帶且不占空間。 造方:==二=出-種軟性體重計及其製 ======= ❷ 電h刀子材枓構成一感測層；於該感測層 =上層軟性電路板，該上層軟性板具有複數 與感測電路電性連接；料電性高分子材料1電5 電極及感測電路電性連接，構成—軟性體當該軟: 體重計受重力壓迫造成上下電極路㈣短而產生電阻變 化，可透過訊號轉換顯示為重量數值。 為使貴審查委員對於本發明之結構目的和功效有更 進一步之了解與認同，茲配合圖示詳細說明如后。 1 【實施方式】 以下將參照隨附之圖式來描述本發明為達成目的所使 用的技術手段與功效，而以下圖式所列舉之實施例僅為辅 助说明，以利貴審查委員瞭解，但本案之技術手段並不限 於所列舉圖示。 請參閱第一 Α圖至第一 Ε圖所示本發明軟性體重計之 製作流程示意圖，如第一 A圖所示，首先於一下層軟性電 路板10表面塗佈可撓性材料20,該可撓性材料2〇為矽豚、 橡膠、樹S旨或聚二曱基妙氧院（polydimethyl sil〇xane， PDMS) ’該下層軟性電路板ι〇具有複數下電極n與—感測 201017136 . 電路（圖中未示出）電性連接；再如第一 、可撓性材料20去除，使該可撓 部分 -:撓性材料20之孔洞21，該孔洞21之尺;; =限制，能夠使得該下電極u㈣於孔洞2 、二 貫施例所示，該孔洞21係對應於該下層軟性了，= ，且該下電極u顯露於該孔洞：:一之 ❺性高分 性連接，該恤高分子材料30係由 ^ 64^65W^#,^tb#]； 成，且該奈米碳纖維加上奈米銅粉之 則’再配一 =刀=材料3G，該彈性材料為鄉、橡膠、_或聚二甲 土石一氧烷（polydimethyl sil〇xane，pDMS);再如第 一 D 圖 將該可撓性材料2G上表面多餘之導電性高分子材料 二去除’使得該感測層40具有一平整之上表面，由該可 =材料20與該導電性高分子材料3〇構成一感測層4〇; 再如第一 E圖所示，於該感測層40上表面覆蓋一上層軟性 =板5〇，s玄上層軟性電路板50具有複數上電極51 ,該 複數上電極51係與上述連接該下電極11之感測電路電性 連接，該上電極51之尺寸及位置並無一定限制，能夠與該 導電性高分子材料3〇接觸即可，於本實施例中，該上電極 =係對應該下電極11位置，使得該導電性高分子材料3〇 設置於對應之上電極51與下電極11之間，且相互接觸形 成電性連接，且該導電性高分子材料3〇可與連接該上電極 201017136 * 51及下電極11之感測電路同時構成電性連接，藉此構成 一軟性體重計100之撓性部分。 請參閱第二圖所示本發明軟性體重計100之一實施例 外觀結構示意圖，其具有一上層軟性電路板50、一係設置 於該上層軟性電路板50下方之下層軟性電路板10，於該 上層軟性電路板50及該下層軟性電路板10之間設有一感 測層40，該上層軟性電路板50、下層軟性電路板10及感 測層40之材質及其結合方式，可參閱上述第一 A圖至第一 ® E圖之製作流程，該上電極51、導電性高分子材料30及下 電極11之上下位置相互對應，且電性連接於一感測電路， 該感測電路係用以感測該上電極51及下電極11間之電阻 變化訊號，並將訊號轉換為重量數值，如第二圖所示，該 感測電路連接於一顯示裝置60，該顯示裝置60係用以顯 示該感測電路所轉換而成之重量數值，關於電阻訊號轉換 之方式，係可透過程式及電路設計達成，屬於相關技術領 域人士所熟悉技藝，在此不予贅述。 ❹ 請同時參閱第一 E圖及第二圖，當人體腳部200踩踏 於該上層軟性電路板50上時，因重力作用使得該上電極 51與下電極11之路徑縮短，而夾合於該上電極51與下電 極11間之導電高分子材料30因為重量壓迫而產生電阻變 化，經由感測電路接收並轉換該電阻變化訊號後，可將該 人體之重量數值顯示於該顯示裝置60，至於未被踩踏到之 位置所設置之導電高分子材料30之電阻則不會產生任何 變化，換言之，可將每一組上下相對應之上電極51、導電 性高分子材料30及下電極11視為一個感測元件，該軟性 9 201017136 體重計100陣列有複數感測元件，可歸納被踩踏到之感測 元件之電阻變化總和’再經由訊號轉換得出人體重量。 此外，於第二圖所示實施例中，該顯示裝置60係設置 於一硬質支撐座61上，該支撐座61可作為該軟性體重計 100捲收時之中心軸，如第三圖所示，但必須說明的是， 該顯示裝置60及支撐座61亦可設計為軟性材質’並不限 於圖示實施例態樣，或可將該顯示裝置60與該軟性體重計 100分離設置，再以無線傳輸方式相互電性連接。 請參閱第四圖所示本發明軟性體重計另一實施例外觀 結構示意圖，該軟性體重計100A具有一上層軟性電路板 50A、一感測層40A、一下層軟性電路板i〇A、顯示裝置60A 及支撐座61A，本實施例之特點在於，該上電極51A、.導電 性高分子材料30A及下電極11A係分佈呈現二對稱腳型 52A，由於人體踩踏之面積有限，因此透過本實施例於一定 範圍内設置感測元件即可，如此可降低，製造成本，該對稱 腳型52A之尺寸可依所需設計，使適用於不同腳步尺寸。 以第四圖為基礎，可衍生出第五圖所示本發明又一實 施例，該軟性體重計100B具有二上層軟性電路板50B、一 感測層40B、一下層軟性電路板10B、顯示裝置60B及支撐 座61B，本實施例之特點在於設有二上層軟性電路板5〇B， 且該二上層軟性電路板5〇B係呈現二對稱腳型，而導電性 高分子材料30B係分布於該二上層軟性電路板50B所覆蓋 之感測層40B中，同理’對應於該導電性高分子材料3〇b 設置之上層軟性電路板5〇β及下層軟性電路板10B分別設 有上電極51Β及下電極11Β，本實施例除了可以降低成本 201017136 之外，也可以再縮減厚度，必須說明的是，無論第二圖、 第四圖或第五圖所示實施例，本發明所提供之軟性體重計 之厚度極薄，可達〇.5mm之範圍，圖式係為便於說明而將 厚度刻意增加。E, 1 and others in Penang use Polyilnide_based materials to create soft artificial skin, and put on a micro-array (1 〇 _ metal μ strain gauge (Metal strain X) to form a smart skin (s seven-shirt) However, this kind of manufacturing technology and materials can not make large arrays and cost. According to the above, it is known that the application of the miniature pressure sensor is still limited. The soft robot simulates the skin, so, if the area is sensed, the wisdom is as follows, so that the money test (4) is turned up, and it is urgent to solve it before the invention. In view of the lack of the prior art and the manufacturing method thereof, The soft body weight process is simple, and a large array can be produced. The invention provides a soft body weight meter which is composed of a flexible material, and has a large structure and a sensing area, which is favorable for the volume to carry the 201017136 belt and does not occupy space. Two = out - kind of soft weight scale and its system ======= ❷ Electric h knife material 枓 constitutes a sensing layer; in the sensing layer = upper flexible circuit board, the upper flexible board has complex and sensing Electrical connection of the circuit; The electrical polymer material 1 electric 5 electrode and the sensing circuit are electrically connected, and the soft body is soft. When the weight is pressed by the gravity, the upper and lower electrode paths (4) are short and the resistance change occurs, and the signal can be converted into a weight value by signal conversion. In order to enable the reviewing committee to have a better understanding and approval of the structural purpose and function of the present invention, the following detailed description will be given in conjunction with the drawings. [Embodiment] The present invention will be described below with reference to the accompanying drawings. The technical means and functions used, and the embodiments listed in the following figures are only supplementary explanations, which are useful to the reviewers, but the technical means of the case are not limited to the illustrated ones. Please refer to the first figure to the first The schematic diagram of the manufacturing process of the soft scale of the present invention is shown in FIG. A. First, the flexible material 20 is coated on the surface of the lower flexible circuit board 10, and the flexible material 2 is a dolphin. Rubber, tree S or polydimethyl sil〇xane (PDMS) 'The lower layer of flexible circuit board ι has a plurality of lower electrodes n and - sensing 201017136. Circuit (Figure Not shown in the electrical connection; again as the first, the flexible material 20 is removed, so that the flexible portion -: the hole 21 of the flexible material 20, the hole 21 of the ruler;; = limit, can make the next The electrode u (four) is shown in the hole 2 and the second embodiment, the hole 21 corresponds to the softness of the lower layer, =, and the lower electrode u is exposed in the hole: a high-strength connection, the polymer The material 30 is made of ^ 64^65W^#, ^tb#]; and the nano carbon fiber plus the nano copper powder is 'refitted with one = knife = material 3G, the elastic material is township, rubber, _ Or polydimethylsil x xane (pDMS); further remove the excess conductive polymer material on the surface of the flexible material 2G as shown in the first D diagram, so that the sensing layer 40 has a The upper surface is flattened, and the sensing layer 4 is formed by the material 20 and the conductive polymer material 3〇; and as shown in the first E diagram, the upper surface of the sensing layer 40 is covered with an upper layer softness= The board 5 〇, the upper layer of the flexible circuit board 50 has a plurality of upper electrodes 51, and the plurality of upper electrodes 51 are electrically connected to the sensing circuit connected to the lower electrodes 11 The size and position of the upper electrode 51 are not limited, and may be in contact with the conductive polymer material 3〇. In the embodiment, the upper electrode=corresponds to the position of the lower electrode 11 so that the conductive The polymer material 3〇 is disposed between the corresponding upper electrode 51 and the lower electrode 11, and is in contact with each other to form an electrical connection, and the conductive polymer material 3〇 can be connected to the upper electrode 201017136*51 and the lower electrode 11 The sensing circuit also constitutes an electrical connection, thereby forming a flexible portion of a soft scale 100. Please refer to the second embodiment of the present invention, which has an upper flexible circuit board 50 and a lower flexible circuit board 10 disposed below the upper flexible circuit board 50. A sensing layer 40 is disposed between the upper flexible circuit board 50 and the lower flexible circuit board 10. The materials of the upper flexible circuit board 50, the lower flexible circuit board 10, and the sensing layer 40, and combinations thereof can be referred to the first The process of the first to the E-picture is as follows: the upper electrode 51, the conductive polymer material 30 and the lower electrode 11 correspond to each other, and are electrically connected to a sensing circuit, and the sensing circuit is used for Sensing the resistance change signal between the upper electrode 51 and the lower electrode 11 and converting the signal into a weight value. As shown in the second figure, the sensing circuit is connected to a display device 60, and the display device 60 is used for displaying The weight value converted by the sensing circuit and the manner of the resistance signal conversion can be achieved through program and circuit design, and are familiar to those skilled in the relevant art, and will not be described herein. ❹ Please also refer to the first E diagram and the second diagram. When the human foot 200 is stepped on the upper flexible circuit board 50, the path of the upper electrode 51 and the lower electrode 11 is shortened due to gravity, and is clamped to the The conductive polymer material 30 between the upper electrode 51 and the lower electrode 11 is changed in resistance due to weight compression. After receiving and converting the resistance change signal via the sensing circuit, the weight value of the human body can be displayed on the display device 60. The resistance of the conductive polymer material 30 provided at the position where it is not stepped on does not change, in other words, each of the upper and lower corresponding upper electrodes 51, the conductive polymer material 30, and the lower electrode 11 can be regarded as A sensing element, the softness 9 201017136 The scale 100 array has a plurality of sensing elements that can sum up the sum of the resistance changes of the sensing elements that are stepped on, and then convert the body weight by signal conversion. In addition, in the embodiment shown in the second embodiment, the display device 60 is disposed on a rigid support base 61, and the support base 61 can serve as a central axis of the soft scale 100 when it is retracted, as shown in the third figure. However, it should be noted that the display device 60 and the support base 61 may also be designed as a soft material 'not limited to the illustrated embodiment, or the display device 60 may be separately disposed from the soft scale 100, and then The wireless transmission methods are electrically connected to each other. Please refer to the fourth embodiment of the present invention. The soft scale 100A has an upper flexible circuit board 50A, a sensing layer 40A, a lower flexible circuit board i〇A, and a display device. The 60A and the support base 61A are characterized in that the upper electrode 51A, the conductive polymer material 30A and the lower electrode 11A are distributed in a two-symmetric foot shape 52A. Since the area of the human body is limited, the embodiment is The sensing element can be disposed within a certain range, so that the manufacturing cost can be reduced, and the size of the symmetrical foot type 52A can be designed according to requirements, so that it can be applied to different step sizes. Based on the fourth figure, a further embodiment of the present invention shown in FIG. 5 can be derived. The soft scale 100B has two upper flexible circuit boards 50B, a sensing layer 40B, a lower flexible circuit board 10B, and a display device. 60B and the support base 61B, the embodiment is characterized in that two upper flexible circuit boards 5〇B are provided, and the two upper flexible circuit boards 5〇B are in a two-symmetric foot type, and the conductive polymer material 30B is distributed in In the sensing layer 40B covered by the two upper flexible circuit boards 50B, the upper layer is provided corresponding to the conductive polymer material 3〇b, and the upper flexible circuit board 5〇β and the lower flexible circuit board 10B are respectively provided with upper electrodes. 51Β and the lower electrode 11Β, in addition to the cost reduction 201017136, the thickness of the embodiment can be further reduced. It should be noted that the present invention provides the present invention regardless of the embodiment shown in the second, fourth or fifth figures. The thickness of the soft scale is extremely thin, up to a range of 〇5mm, and the figure is deliberately increased for ease of explanation.
綜上所述，相較於傳統體重計，本發明所提供之軟性 體重計由可撓性材料構成，其結構製程簡單、可製作大 =列、感砸域大、有辦純攜帶且不纟㈣ 簡化微型軟性壓力微❹⑼ I 應用範圍’不再侷限於專業生醫科技領域擴大其4費 准以上料者，料本發明 之限定本發明所實施之#㈤ ° 田不此以 圍所作之均㈣化轉^ ^卩大凡依本發明申請專利範 範圍内，謹請貴審4二專利涵蓋之 胥一要員明鑑，並祈惠准，是所至禱。 【圖式簡單說明】 ，A圖至第-E圖係本發明軟性體重 ^二圖係本發·性體重計之—實施例構程^意圖 第三圖係本發明軟性體重計捲收時之結構意圖 ，係本發明軟性體重計另一實施例外觀 第五圖係本發明軟性體重計又—實施例外。t = 【主要元件符號說明】 100、100A、100B-軟性體重計 10、10A、10B-下層軟性電路板 201017136 11、11A、11B-下電極 20- 可撓性材料 21- 孔洞 30、30A、30B-導電性高分子材料 40、40A、40B-感測層 50、 50A、50B-上層軟性電路板 51、 51A、51B-上電極 〇 52A-對稱腳型 60、 60A、60B-顯示裝置 61、 61A、61B-支撐座 200-人體腳部 參 12In summary, the soft weight scale provided by the present invention is composed of a flexible material compared with the conventional weight scale, and has a simple structure, can be made into a large column, has a large sensed area, and is purely carried and not defective. (4) Simplified micro-soft pressure micro-small (9) I Application range is no longer limited to the professional biomedical technology field to expand its 4 fee-based materials, and the invention is limited to the implementation of the invention #(五) ° (4) Turning into the ^ ^ 卩 凡 凡 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依 依[Simple description of the drawings], from the A to the E-pictures, the soft body weight of the present invention is the same as the present invention. The third embodiment is the soft weight scale of the present invention. Structural Intention, is a soft scale of the present invention. Another embodiment of the appearance of the fifth embodiment of the present invention is a soft scale. t = [Main component symbol description] 100, 100A, 100B - soft weight scale 10, 10A, 10B - lower flexible circuit board 201017136 11, 11A, 11B - lower electrode 20 - flexible material 21 - holes 30, 30A, 30B - Conductive polymer material 40, 40A, 40B - Sensing layer 50, 50A, 50B - Upper flexible circuit board 51, 51A, 51B - Upper electrode 〇 52A - Symmetrical foot 60, 60A, 60B - Display device 61, 61A , 61B-support base 200- human foot part 12