TWI522062B - Toothbrush manufacturing method - Google Patents

Toothbrush manufacturing method Download PDF

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Publication number
TWI522062B
TWI522062B TW101134662A TW101134662A TWI522062B TW I522062 B TWI522062 B TW I522062B TW 101134662 A TW101134662 A TW 101134662A TW 101134662 A TW101134662 A TW 101134662A TW I522062 B TWI522062 B TW I522062B
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Taiwan
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bristles
handle
sheets
brush head
brush
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TW101134662A
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Chinese (zh)
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TW201412267A (en
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Shou-Ren Huang
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Acumen Co Ltd
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Priority to TW101134662A priority Critical patent/TWI522062B/en
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Description

牙刷的製造方法 Toothbrush manufacturing method

本發明係主要關於一種牙刷的製造方法,尤其係指一種無金屬固定件之牙刷的製造方法。 The present invention relates generally to a method of manufacturing a toothbrush, and more particularly to a method of manufacturing a toothbrush without a metal fastener.

口腔的清潔與人體的的健康息息相關,為清潔口腔人們多使用牙刷、漱口水及牙線等工具;其中,牙刷為保持口腔衛生的基礎工具,其係由於牙刷之使用便利,且其刷毛可伸入牙縫,並清潔牙縫中的殘餘食物,而可避免食物殘渣餘口腔中滋生細菌,以保持口腔衛生減少口腔疾病的發生。 The cleaning of the oral cavity is closely related to the health of the human body. To clean the oral cavity, people use tools such as toothbrushes, mouthwashes and dental floss. Among them, the toothbrush is the basic tool for maintaining oral hygiene, which is convenient for the use of the toothbrush and the bristles can be stretched. Into the teeth, and clean the residual food in the teeth, and avoid the growth of bacteria in the remaining mouth of the food residue, in order to maintain oral hygiene to reduce the incidence of oral diseases.

現有技術之牙刷的製造方法,其係先以塑膠射出成形一刷柄,並於刷柄之刷頭處的一側壁面上形成有數個刷毛孔;再採取高分子原料(尼龍,塑膠)抽絲製成單絲刷毛,並集結成刷毛束,以刷毛束中央處的植入點為支點,將刷毛束之中間折起形成對折之刷毛束並植於刷頭上之各刷毛孔中,最後分別以一金屬固定件穿入刷毛孔中將單絲之植入點結合固定於刷毛孔內。 The method for manufacturing a toothbrush of the prior art is to first form a handle by plastic injection, and form a plurality of brush holes on a side wall surface of the brush head of the handle; and then take a polymer material (nylon, plastic) for drawing The monofilament bristles are formed and assembled into a bristle bundle, and the implantation point at the center of the bristle bundle is used as a fulcrum, and the middle of the bristle bundle is folded up to form a folded bundle of bristles and implanted in each bristle hole on the brush head, and finally A metal fixture penetrates into the pores of the brush to bond the implantation points of the filaments into the pores of the brush.

然而,現有技術為了將刷毛結合固定於刷毛孔內,需使用金屬固定件,致使現有技術所製造之牙刷於廢棄回收時,由於塑膠製之刷柄中內含有金屬固定件,且金屬固定件之體積小,而難以從刷毛孔中取出,造成回收上相當不方便與資源之浪費,因此,實有需要對現有技術之牙刷的製造方法做進一步改良。 However, in the prior art, in order to fix and fix the bristles in the pores of the bristles, a metal fixing member is used, so that the toothbrush manufactured by the prior art can be used for waste recycling, because the plastic shank contains a metal fixing member, and the metal fixing member The small volume is difficult to remove from the pores of the brush, which causes considerable inconvenience in recycling and waste of resources. Therefore, there is a need to further improve the manufacturing method of the prior art toothbrush.

鑒於上述現有技術之缺點,本發明之主要目的係提供一種完全塑料製作而成,且不含金屬固定件之牙刷的製造方法,以達方便回收與資源有效利用之目的。 In view of the above-mentioned shortcomings of the prior art, the main object of the present invention is to provide a method for manufacturing a toothbrush which is completely made of plastic and does not contain a metal fixing member, so as to facilitate recycling and efficient use of resources.

為達到上述的發明目的,本發明所採用的技術手段為設計一種牙刷的製造方法,其中包含以下步驟:射出成形一刷柄:以射出成形技術將液態塑料注入第一模具中以形成刷柄,刷柄之一端形成一刷頭,且刷頭具有一體成形之數個刷毛孔,各刷毛孔間隔內凹形成於刷頭之第一側面上,各刷毛孔之第一側面與刷頭之第二側面間分別形成一薄片;於刷柄上植入一刷毛部:使用植毛機,將數個刷毛分別植入刷頭之各刷毛孔中而形成一刷毛部,刷毛部之各刷毛分別穿破刷頭的各薄片,使各薄片破裂形成數個破片,各刷毛分別夾持固定於相對的各薄破片之間,避免植毛機之植毛針退出時將相對的刷毛帶出,且刷毛會凸伸於刷頭之第二側面上。 In order to achieve the above object, the technical means adopted by the present invention is to design a method for manufacturing a toothbrush, comprising the steps of: injection molding a handle: injecting a liquid plastic into a first mold by an injection molding technique to form a handle. One of the ends of the handle forms a brush head, and the brush head has a plurality of integrally formed plurality of brush holes, wherein each of the brush holes is concavely formed on the first side of the brush head, and the first side of each brush hole and the second side of the brush head Forming a thin sheet between the sides; implanting a bristle portion on the handle: using a hair transplanting machine, respectively, inserting a plurality of bristles into the respective brush pores of the brush head to form a bristle portion, and each bristles of the bristle portion are respectively worn by the brush Each of the sheets of the head is broken to form a plurality of fragments, and each of the bristles is respectively clamped and fixed between the opposite thin fragments to prevent the corresponding bristles from being taken out when the hair-planting needle of the hair-planting machine is withdrawn, and the bristles protrude from the bristles On the second side of the brush head.

熱熔定型刷毛:將刷毛部之各刷毛凸伸於刷頭之第二側面上之一端與相對應的各薄破片透過熱熔定型而固定於刷頭上。 Hot-melt styling bristles: The bristles of the bristle portion are protruded from one end of the second side of the brush head and the corresponding thin fragments are fixed to the brush head by heat fusion.

射出成形一封裝部:以射出成形技術將液態塑料注入第二模具中,以形成一封裝部於刷柄上與刷頭之第二側面上。 Injection molding a package portion: injecting liquid plastic into the second mold by injection molding to form a package portion on the handle and the second side of the brush head.

本發明另關於一種牙刷,其係經由前述製造方法所製得,其中包含:一刷柄,其一端成形有一刷頭,刷頭之第一側面間隔 內凹成形有數個刷毛孔;一刷毛部,其成形於刷柄上,且其包含有數個刷毛與數個固定部,各刷毛分別插設於刷柄之各刷毛孔內,各固定部分別設置刷柄之刷頭的第二側面與刷柄之各刷毛孔連接處,且各固定部分別與各刷毛相互固接;一封裝部,其成形於刷柄上,且其成形於刷柄之刷頭的第二側面上,封裝部包覆各固定部之外側面。 The invention further relates to a toothbrush, which is produced by the above manufacturing method, and comprises: a handle having a brush head formed at one end thereof, and the first side of the brush head is spaced apart a plurality of bristle holes are formed in the concave shape; a bristle portion is formed on the handle, and comprises a plurality of bristles and a plurality of fixing portions, wherein the bristles are respectively inserted into the respective bristle holes of the handle, and the fixing portions are respectively set a second side of the brush head of the handle is connected with each brush hole of the handle, and each fixing portion is fixed to each of the bristles; a package portion is formed on the handle, and the brush is formed on the handle On the second side of the head, the encapsulation portion covers the outer side of each of the fixing portions.

進一步而言,其中封裝部之外側面上間隔凸出成形有數個刮舌板。 Further, a plurality of tongue scrapers are formed on the outer side of the package portion at intervals.

本發明藉由上述手段所製造之牙刷,其刷毛部之各刷毛係以熱熔定型之方式而固定於刷頭,而不需藉由額外不同材質之固定件以固定刷毛部之各刷毛,使得牙刷整體完全係由塑料所製成,使得牙刷丟棄時可直接回收,而減少回收之處理步驟並節省資源。 According to the toothbrush manufactured by the above method, the bristles of the bristle portion are fixed to the brush head by means of heat fusion, without fixing the bristles of the bristle portion by fixing members of different materials. The whole toothbrush is made entirely of plastic, so that the toothbrush can be directly recycled when discarded, reducing the recycling process and saving resources.

進一步而言,於射出成形刷柄步驟中,於射出成形刷柄步驟中,各薄片之中央成形一薄部。 Further, in the step of injecting the forming handle, in the step of injecting the forming handle, a thin portion is formed in the center of each sheet.

進一步而言,於射出成形刷柄步驟中,各薄片與相對的刷毛孔連接之一側面上分別內凹形成有數個破裂部。 Further, in the step of injecting the forming handle, a plurality of rupture portions are respectively concavely formed on one side of each of the sheets and the opposite bristles.

進一步而言,於射出成形刷柄步驟中,各破裂部係分別由各薄片之中心向外延伸,且各破裂部相連接。 Further, in the step of injecting the forming handle, each of the rupture portions extends outward from the center of each of the sheets, and the rupture portions are connected.

進一步而言,於射出成形刷柄步驟中,各薄片上分別形成有四個破裂部。 Further, in the step of injecting the forming handle, four rupture portions are formed on each of the sheets.

進一步而言,於射出成形刷柄步驟中,各薄片上分別形成有六個破裂部。 Further, in the step of injecting the forming handle, six rupture portions are formed on each of the sheets.

進一步而言,於射出成形刷柄步驟中,各薄片之中央 貫穿形成有一穿孔,穿孔之周緣與各破裂部相連接,各破裂部間隔形成於各薄片上。 Further, in the step of injecting the forming handle, the center of each sheet A perforation is formed through the periphery, and the peripheral edge of the perforation is connected to each of the rupture portions, and the rupture portions are formed on the respective sheets at intervals.

進一步而言,於射出成形封裝部步驟中,封裝部之外側面上間隔凸出形成有數個刮舌板。 Further, in the step of injection molding the package portion, a plurality of tongue scrapers are formed on the outer surface of the package portion at intervals.

以下配合圖示及本發明之較佳實施例,進一步闡述本發明為達成預定發明目的所採取的技術手段。 The technical means adopted by the present invention for achieving the intended purpose of the invention are further described below in conjunction with the preferred embodiments of the invention.

請參閱圖1所示,本發明之牙刷的製造方法,其中包含有射出成形一刷柄(S1)、於刷柄上植入一刷毛部(S2)、熱熔定位各刷毛(S3)、及射出成形一封裝部(S4);請參閱圖2所示,本發明係用以製造圖中所示之牙刷,其中包括有一刷柄10、一刷毛部20及一封裝部30。 Referring to FIG. 1 , a method for manufacturing a toothbrush according to the present invention comprises: an injection molding a handle (S1), a brush portion (S2) on the handle, and a hot melt positioning of each bristles (S3), and Injection molding a package portion (S4); as shown in FIG. 2, the present invention is used to manufacture a toothbrush shown in the drawings, which includes a handle 10, a bristle portion 20, and a package portion 30.

本發明之牙刷的製造方法之步驟包含:射出成形一刷柄10(S1):以射出成形技術將液態塑料注入第一模具中,第一模具為一具有與圖2與圖3所示的刷柄10形狀之相對應的模具,待液態塑料冷卻固化後即形成如圖中所示之刷柄10;請參閱圖3至圖5所示,刷柄10之一端形成一刷頭11,且刷頭11具有一體成形之數個刷毛孔12,各刷毛孔12間隔內凹形成於刷頭11之第一側面111上,且各刷毛孔12之第一側面121與刷頭10之第二側面112間分別形成一薄片13,且各薄片13與相對的刷毛孔12相鄰之一側面上分別內凹形成有數個破裂部131;於一較佳實施例中,請參閱圖4與圖5所示,各薄片13分別具有四個破裂部131,各破裂部131係分別由各薄片13之中心向外延伸,且各破裂部131相連接形成十字 形;於一較佳實施例中,請參閱圖6所示,各薄片13a分別具有六個破裂部131a,且各破裂部131a相連接形成放射狀;於一較佳實施例中,請參閱圖7所示,各薄片13b之中央貫穿形成有一穿孔132b,穿孔132b之周緣與各破裂部131b相連接,且各破裂部131b間隔形成於相對應的薄片13b上。 The method of manufacturing the toothbrush of the present invention comprises: forming a handle 10 (S1) by injection molding: injecting liquid plastic into the first mold by an injection molding technique, the first mold being a brush having the same as that shown in FIGS. 2 and 3. The corresponding mold of the shape of the handle 10, after the liquid plastic is cooled and solidified, forms the handle 10 as shown in the figure; as shown in FIG. 3 to FIG. 5, one end of the handle 10 forms a brush head 11 and the brush The head 11 has a plurality of bristles 12 integrally formed, and the bristles 12 are recessed on the first side 111 of the head 11 and the first side 121 of each of the bristles 12 and the second side 112 of the head 10 A sheet 13 is formed between each of the sheets 13 and a side of each of the adjacent sheets 13 is formed with a plurality of rupture portions 131. In a preferred embodiment, please refer to FIG. 4 and FIG. Each of the sheets 13 has four rupture portions 131, and each rupture portion 131 extends outward from the center of each of the sheets 13, and the rupture portions 131 are connected to form a cross. In a preferred embodiment, as shown in FIG. 6, each of the sheets 13a has six rupture portions 131a, and the rupture portions 131a are connected to form a radial shape; in a preferred embodiment, please refer to the figure. As shown in Fig. 7, a perforation 132b is formed in the center of each of the sheets 13b. The periphery of the perforations 132b is connected to the respective rupture portions 131b, and the rupture portions 131b are formed on the corresponding sheets 13b at intervals.

於刷柄10上植入一刷毛部20(S2):請參閱圖5與8所示,使用一植毛機,將數個刷毛21分別植入刷柄10的刷頭11之各刷毛孔12中,以形成一刷毛部20於刷柄10上,各刷毛21分別穿破刷頭11的各薄片13,使各薄片13破裂形成數個薄破片14,各刷毛21分別夾持固定於相對的各薄破片14之間,避免植毛機之植毛針退出時將相對的刷毛21帶出且各刷毛21分別凸伸於刷頭11之第二側面112上。 A bristle portion 20 (S2) is implanted on the handle 10: Referring to Figures 5 and 8, a plurality of bristles 21 are respectively implanted into the respective brush holes 12 of the brush head 11 of the handle 10 using a tufting machine. A bristles 20 are formed on the handle 10, and each of the bristles 21 respectively breaks through the sheets 13 of the brush head 11, and the sheets 13 are broken to form a plurality of thin fragments 14, each of which is clamped and fixed to each other. Between the thin fragments 14, the opposing bristles 21 are taken out when the hair-planting needles of the hair-planting machine are withdrawn, and the bristles 21 respectively protrude from the second side 112 of the brush head 11.

熱熔定型各刷毛21(S3):請參閱圖8與圖9所示,將各刷毛21位於刷頭11之第一側面111外之一端夾緊,同時將各刷毛21凸伸於刷頭11之第二側面112上之一端與相對應的各薄破片14加熱再行冷卻後分別塑型,而形成各固定部22於刷頭11之第二側面112上,使各刷毛21分別固定於刷頭11之第二側面112上。 Each of the bristles 21 (S3) of the heat-sinking type: as shown in FIG. 8 and FIG. 9, each of the bristles 21 is clamped at one end of the first side 111 of the head 11 while the bristles 21 are protruded from the head 11 One end of the second side surface 112 and the corresponding thin fragments 14 are heated and cooled, and then respectively shaped, and the fixing portions 22 are formed on the second side surface 112 of the brush head 11, so that the bristles 21 are respectively fixed to the brush. On the second side 112 of the head 11.

射出成形一封裝部30(S4):將刷柄10與刷毛部20置入第二模具中,第二模具為一具有刷柄10與刷毛部20形狀之模具,令第二模具進一步形成有如圖1所示封裝部30之形狀,以射出成形技術將液態塑料注入第二模具中,待液態塑料冷卻固化後即形成封裝部30;如圖2與圖9所示, 封裝部30成形於刷柄10上與刷頭11之第二側面112上,且封裝部30包覆各固定部22之外側面221;於較佳實施例中,請參閱圖2所示,封裝部30之外側面301上間隔凸出形成有數個刮舌板31;藉由各刮舌板31,使用者可刮除舌苔。 Injection molding a package portion 30 (S4): the handle 10 and the bristle portion 20 are placed in a second mold, and the second mold is a mold having the shape of the handle 10 and the bristle portion 20, so that the second mold is further formed as shown in the figure 1 shows the shape of the encapsulation portion 30, injecting liquid plastic into the second mold by injection molding technology, and forming the encapsulation portion 30 after the liquid plastic is cooled and solidified; as shown in FIG. 2 and FIG. The package portion 30 is formed on the handle 10 and the second side 112 of the head 11 , and the package 30 covers the outer side 221 of each of the fixing portions 22 . In the preferred embodiment, please refer to FIG. 2 , the package A plurality of tongue scrapers 31 are formed on the outer side surface 301 of the portion 30 at intervals; by each of the tongue scrapers 31, the user can scrape the tongue coating.

本發明所製造之牙刷,其刷毛部20之各刷毛21係以熱熔定型之方式而固定於刷頭10,而不需藉由額外不同材質之固定件以固定刷毛部20之各刷毛21,使得牙刷整體完全係由塑料所製成,使得牙刷丟棄時可直接回收,而減少回收之處理步驟並節省資源。 In the toothbrush manufactured by the present invention, each of the bristles 21 of the bristle portion 20 is fixed to the brush head 10 by means of heat fusion, without fixing the bristles 21 of the bristle portion 20 by means of fixing members of different materials. The toothbrush is made entirely of plastic, so that the toothbrush can be directly recycled when discarded, reducing the recycling process and saving resources.

此外,由於各薄片13之各破裂部131相對各薄片13其他部分之強度較弱,而成為各薄片13之應力弱點;藉由各薄片13之各破裂部131的設置,於植入各刷毛21時,各薄片13可較容易破裂而形成數個破片14,且各薄片13可沿著各薄片13之各破裂部131而規則地裂開,使各薄片13形成之數個破片14更能有效地將相對應的各刷毛21夾固於刷柄上10。 In addition, since the rupture portions 131 of the respective sheets 13 are weak relative to the other portions of the respective sheets 13, the stresses of the sheets 13 are weak; the ruptures 131 of the respective sheets 13 are disposed, and the bristles 21 are implanted. When the sheets 13 are relatively easily broken, a plurality of fragments 14 are formed, and the sheets 13 can be regularly split along the respective rupture portions 131 of the sheets 13, so that the plurality of fragments 14 formed by the sheets 13 are more effective. The corresponding bristles 21 are clamped to the handle 10 .

另外,如圖10所示,於一較佳實施例中,各薄片13c為厚度一致之薄片,而可不具有如圖5、圖6與圖7所示之各破裂部131、131a、131b,由於各薄片13c之厚度薄,其於植入各刷毛時,各薄片13c仍可較容易破裂而形成數個破片;再者,如圖11所示,於一較佳實施例中,各薄片13d中央形成一薄部,而亦不具有各破裂部131、131a、131b,則其中央之厚度較薄,使其中央相對各薄片13d其他部分 之強度較弱,而成為各薄片13d之應力弱點,則其於植入各刷毛時,各薄片13d可容易尤其中央向外破裂而形成數個破片。 In addition, as shown in FIG. 10, in a preferred embodiment, each of the sheets 13c is a sheet having the same thickness, and may not have the respective rupture portions 131, 131a, 131b as shown in FIGS. 5, 6, and 7. The thickness of each of the sheets 13c is thin, and when the bristles are implanted, the sheets 13c can be easily broken to form a plurality of fragments; further, as shown in Fig. 11, in a preferred embodiment, the sheets 13d are centrally Forming a thin portion without the respective rupture portions 131, 131a, 131b, the thickness of the center is thin, so that the center is opposite to the other portions of the respective sheets 13d The strength is weak and becomes a stress weak point of each of the sheets 13d. When the bristles are implanted, the sheets 13d can be easily broken, especially at the center, to form a plurality of fragments.

以上所述僅是本發明的較佳實施例而已,並非對本發明做任何形式上的限制,雖然本發明已以較佳實施例揭露如上,然而並非用以限定本發明,任何所屬技術領域中具有通常知識者,在不脫離本發明技術方案的範圍內,當可利用上述揭示的技術內容作出些許更動或修飾為等同變化的等效實施例,但凡是未脫離本發明技術方案的內容,依據本發明的技術實質對以上實施例所作的任何簡單修改、等同變化與修飾,均仍屬於本發明技術方案的範圍內。 The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the invention, and A person skilled in the art can make some modifications or modifications to equivalent embodiments by using the above-disclosed technical contents without departing from the technical scope of the present invention. The present invention is not limited to any simple modifications, equivalent changes and modifications of the above embodiments.

10‧‧‧刷柄 10‧‧‧ handle

11‧‧‧刷頭 11‧‧‧ brush head

111‧‧‧第一側面 111‧‧‧ first side

112‧‧‧第二側面 112‧‧‧ second side

12‧‧‧刷毛孔 12‧‧‧ brush pores

121‧‧‧第一側面 121‧‧‧ first side

13‧‧‧薄片 13‧‧‧Sheet

131‧‧‧破裂部 131‧‧‧ruption

14‧‧‧薄破片 14‧‧‧ Thin Fragment

13a‧‧‧薄片 13a‧‧‧Sheet

131a‧‧‧破裂部 131a‧‧‧ruption

13b‧‧‧薄片 13b‧‧‧Sheet

131b‧‧‧破裂部 131b‧‧‧ruption

132b‧‧‧穿孔 132b‧‧‧Perforation

13c‧‧‧薄片 13c‧‧‧Sheet

13d‧‧‧薄片 13d‧‧‧Sheet

20‧‧‧刷毛部 20‧‧‧Brushing department

21‧‧‧刷毛 21‧‧‧ bristles

22‧‧‧固定部 22‧‧‧ Fixed Department

221‧‧‧外側面 221‧‧‧ outside side

30‧‧‧封裝部 30‧‧‧Packing Department

301‧‧‧外側面 301‧‧‧ outside side

31‧‧‧刮舌板 31‧‧‧Battery

圖1為本發明之製造方法的流程圖。 Figure 1 is a flow chart of the manufacturing method of the present invention.

圖2為本發明所製造之牙刷的立體外觀圖。 Figure 2 is a perspective view of the toothbrush of the present invention.

圖3為本發明所射出成形的刷柄之局部立體外觀圖。 Fig. 3 is a partial perspective view showing the handle of the injection molding of the present invention.

圖4為本發明所射出成形的刷柄之局部下視圖。 Figure 4 is a partial bottom plan view of the handle formed by the present invention.

圖5為本發明所射出成形的刷柄之局部側視剖面圖。 Figure 5 is a partial side elevational cross-sectional view of the handle formed by the present invention.

圖6為本發明之一較佳實施例所射出成形的刷柄之刷毛孔下視圖。 Figure 6 is a bottom plan view of the brush pores of the injection molded handle of a preferred embodiment of the present invention.

圖7為本發明之一較佳實施例所射出成形的刷柄之刷毛孔下視圖。 Figure 7 is a bottom plan view of the brush pores of the injection molded handle of a preferred embodiment of the present invention.

圖8為本發明於刷柄上植入一刷毛部的側視剖面示意圖。 Figure 8 is a side cross-sectional view showing the implantation of a bristle portion on the handle of the present invention.

圖9為本發明熱熔定型各刷毛的側視剖面示意圖。 Fig. 9 is a side cross-sectional view showing the bristles of the heat fusion type of the present invention.

圖10為本發明之一較佳實施例所射出成形的刷柄之刷 毛孔側視圖。 Figure 10 is a schematic view of a brush handle formed by a preferred embodiment of the present invention Side view of the pores.

圖11為本發明之一較佳實施例所射出成形的刷柄之刷毛孔側視圖。 Figure 11 is a side elevational view of the brush pores of the injection molded handle of a preferred embodiment of the present invention.

10‧‧‧刷柄 10‧‧‧ handle

11‧‧‧刷頭 11‧‧‧ brush head

20‧‧‧刷毛部 20‧‧‧Brushing department

21‧‧‧刷毛 21‧‧‧ bristles

30‧‧‧封裝部 30‧‧‧Packing Department

301‧‧‧外側面 301‧‧‧ outside side

31‧‧‧刮舌板 31‧‧‧Battery

Claims (8)

一種牙刷的製造方法,其中包含:射出成形一刷柄:以射出成形技術將液態塑料注入第一模具中以形成刷柄,刷柄之一端形成一刷頭,且刷頭具有一體成形之數個刷毛孔,各刷毛孔間隔內凹形成於刷頭之第一側面上,各刷毛孔之第一側面與刷頭之第二側面間分別形成一薄片;於刷柄上植入一刷毛部:使用植毛機,將數個刷毛分別植入刷頭之各刷毛孔中而形成一刷毛部,刷毛部之各刷毛分別穿破刷頭的各薄片,使各薄片破裂形成數個薄破片,各刷毛分別夾持固定於相對的各薄破片之間,避免植毛機之各植毛針退出時將相對的刷毛帶出,且刷毛會凸伸於刷頭之第二側面上;熱熔定型刷毛:將刷毛部之各刷毛凸伸於刷頭之第二側面上之一端與相對應的各薄破片透過熱熔定型而固定於刷頭上;射出成形一封裝部:以射出成形技術將液態塑料注入第二模具中,以形成一封裝部於刷柄上與刷頭之第二側面上。 A method for manufacturing a toothbrush, comprising: injection molding a handle: injecting a liquid plastic into a first mold by an injection molding technique to form a handle, one end of the handle forms a brush head, and the brush head has a plurality of integrally formed heads a brush hole, each of the brush pores is concavely formed on the first side of the brush head, a first sheet is formed between the first side of each brush pore and the second side of the brush head; and a bristle portion is implanted on the handle: In the hair-planting machine, a plurality of bristles are respectively inserted into the respective brush pores of the brush head to form a bristle portion, and each bristles of the bristle portion respectively break through the respective sheets of the brush head, so that the sheets are broken to form a plurality of thin fragments, and the respective bristles are respectively The clamping is fixed between the opposite thin fragments to prevent the respective bristles from being taken out when the hair-planting needles of the hair-planting machine are withdrawn, and the bristles protrude from the second side of the brush head; the hot-melting bristles: the bristles Each of the bristles protrudes from one end of the second side of the brush head and the corresponding thin fragments are fixed to the brush head by heat fusion; the injection molding forms a package portion: the liquid plastic is injected into the second mold by injection molding technology To form a package on the handle portion on the second side of the head. 如請求項1所述之牙刷的製造方法,於射出成形刷柄步驟中,各薄片之中央成形一薄部。 The method of manufacturing a toothbrush according to claim 1, wherein in the step of injecting the forming handle, a thin portion is formed in the center of each of the sheets. 如請求項1所述之牙刷的製造方法,於射出成形刷柄步驟中,各薄片與相對的刷毛孔連接之一側面上內凹形成有數個破裂部。 The method of manufacturing a toothbrush according to claim 1, wherein in the step of injecting the forming handle, a plurality of rupture portions are formed concavely on one side of each of the sheets and the opposite bristles. 如請求項3所述之牙刷的製造方法,於射出成形刷柄 步驟中,各破裂部係分別由各薄片之中心向外延伸,且各破裂部相連接。 A method of manufacturing a toothbrush according to claim 3, wherein the forming handle is formed In the step, each of the rupture portions extends outward from the center of each of the sheets, and the rupture portions are connected. 如請求項4所述之牙刷的製造方法,於射出成形刷柄步驟中,各薄片上分別形成有四個破裂部。 In the method of manufacturing a toothbrush according to claim 4, in the step of injecting the forming handle, four rupture portions are formed on each of the sheets. 如請求項4所述之牙刷的製造方法,於射出成形刷柄步驟中,各薄片上分別形成有六個破裂部。 In the method of manufacturing a toothbrush according to claim 4, in the step of injecting the forming handle, six rupture portions are formed on each of the sheets. 如請求項3所述之牙刷的製造方法,於射出成形刷柄步驟中,各薄片之中央貫穿形成有一穿孔,穿孔之周緣與各破裂部相連接,各破裂部間隔形成於各薄片上。 The method of manufacturing a toothbrush according to claim 3, wherein in the step of injecting the forming handle, a perforation is formed in the center of each of the sheets, and a peripheral edge of the perforation is connected to each of the rupture portions, and the rupture portions are formed on the respective sheets at intervals. 如請求項1至7中任一項所述之牙刷的製造方法,於射出成形封裝部步驟中,封裝部之外側面上間隔凸出形成有數個刮舌板。 The method of manufacturing a toothbrush according to any one of claims 1 to 7, wherein in the step of injection molding the package portion, a plurality of blade pieces are formed to be spaced apart from each other on the outer side surface of the package portion.
TW101134662A 2012-09-21 2012-09-21 Toothbrush manufacturing method TWI522062B (en)

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