TW506928B - Heater wire for impulse heat sealer - Google Patents

Heater wire for impulse heat sealer Download PDF

Info

Publication number
TW506928B
TW506928B TW089111179A TW89111179A TW506928B TW 506928 B TW506928 B TW 506928B TW 089111179 A TW089111179 A TW 089111179A TW 89111179 A TW89111179 A TW 89111179A TW 506928 B TW506928 B TW 506928B
Authority
TW
Taiwan
Prior art keywords
heat
heating
heating wire
wire
width
Prior art date
Application number
TW089111179A
Other languages
English (en)
Inventor
Atsunobo Sakamoto
Kazuko Sakamoto
Original Assignee
Atsunobo Sakamoto
Kazuko Sakamoto
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atsunobo Sakamoto, Kazuko Sakamoto filed Critical Atsunobo Sakamoto
Application granted granted Critical
Publication of TW506928B publication Critical patent/TW506928B/zh

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10Applying or generating heat or pressure or combinations thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/22Heated wire resistive ribbon, resistive band or resistive strip
    • B29C65/221Heated wire resistive ribbon, resistive band or resistive strip characterised by the type of heated wire, resistive ribbon, band or strip
    • B29C65/222Heated wire resistive ribbon, resistive band or resistive strip characterised by the type of heated wire, resistive ribbon, band or strip comprising at least a single heated wire
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/22Heated wire resistive ribbon, resistive band or resistive strip
    • B29C65/228Heated wire resistive ribbon, resistive band or resistive strip characterised by the means for electrically connecting the ends of said heated wire, resistive ribbon, resistive band or resistive strip
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/22Heated wire resistive ribbon, resistive band or resistive strip
    • B29C65/229Heated wire resistive ribbon, resistive band or resistive strip characterised by the means for tensioning said heated wire, resistive ribbon, resistive band or resistive strip
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/004Preventing sticking together, e.g. of some areas of the parts to be joined
    • B29C66/0042Preventing sticking together, e.g. of some areas of the parts to be joined of the joining tool and the parts to be joined
    • B29C66/0044Preventing sticking together, e.g. of some areas of the parts to be joined of the joining tool and the parts to be joined using a separating sheet, e.g. fixed on the joining tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/20Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/22Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns
    • B29C66/223Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns being in the form of a triangle wave or of a sawtooth wave, e.g. zigzagged
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/20Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/22Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns
    • B29C66/225Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being in the form of recurring patterns being castellated, e.g. in the form of a square wave or of a rectangular wave
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/20Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/24Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight
    • B29C66/244Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being non-straight, e.g. forming non-closed contours
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/20Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/24Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight
    • B29C66/246Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines forming figures, e.g. animals, flowers, hearts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • B29C66/81General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/818General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps
    • B29C66/8187General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the electrical insulating constructional aspects
    • B29C66/81871General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the electrical insulating constructional aspects of the welding jaws
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/40Heating elements having the shape of rods or tubes
    • H05B3/54Heating elements having the shape of rods or tubes flexible
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/38Impulse heating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/70General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • B29C66/81General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/812General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • B29C66/8122General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps characterised by the composition of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • B29C66/81General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/816General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the mounting of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8167Quick change joining tools or surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04Polymers of ethylene
    • B29K2023/06PE, i.e. polyethylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/712Containers; Packaging elements or accessories, Packages
    • B29L2031/7128Bags, sacks, sachets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Resistance Heating (AREA)
  • Surface Heating Bodies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Package Closures (AREA)

Description

506928 DEC-20-01 WED 10:06 P.01 Λ7 B7 五、發明說明(1 ) C產業上之利用領域〕 係關於爲了將聚乙烯袋等熱熔著的熱封L1機之,特別 係關於脈衢熱封口機之加熱線者。 〔習知技藝〕 脈衝熱封Π機係在約2 m m寬度的加熱線通以8〜 1 5A之電,由在約1秒的短時間加熱至1 5 0度左右, 而將聚乙烯袋等熔著者,在其加熱線,係在發熱部使用m HI大的鐡鉻和鎳鉻之薄而細寬度的線材,而在不希望發熱 之電極部,使用鍍鎳的稍厚之鐵片,而把兩者以壓接或點 焊接合。 可是電流雖然大,可是因封Π機的長度爲2 0〜 40 cm程度,故加在其兩端的珩懕只有1 5〜30V程 度》因此,從商業電源之100〜220V*必須使用變 壓器或由電子電路的電壓控制裝置加以調節。 〔發明所要解決之課題〕 因颳接或點焊係窬要直覺的人工操作,將成爲長度不 齊,或發生不良品,成爲缺乏確寊度之原因,或接合處矜 易過熱而成爲壽命短之原因。 因壓接或點焊的電極也有厚度*在如第5圖之習知的 仲長吸收裝置1 5,因厚之電極部不能載置在加熱台上, 當延伸時發熱部在兩端將浮在空氣中,故此處將過熱,么 其丄的聚乙烯袋等常會穿孔。 f靖先fiait背面之注意事項再填窝本I) 本紙張尺度適用令国囷家標準(CNS>A4規格(210 X妁7公釐) -4- 506928 Λ7 -- --_ B7_ 五、發明說明(2 ) 並且變壓器非常重,由電子電路之電壓控制裝置,其 電壓比電源電壓相當低而電流大,故將很困難,不僅容易 故障,更且此等之價格昂貴。 〔爲了解決課題之方法〕 將由壓延等做成非常薄,而以淬火等適當地加強的鐵 鉻等之電阻材薄片,由照相製版蝕刻等加工,使加熱線的 發熱部之寬度成爲狹窄,而電極部等成爲寬度比較寬,而 把此等一體地製作。然後,設法使此時的電極部密封線會 膨脹之缺點消除。 並且在0 · 2 m m左右以下的間隔,將發熱部以更細 寬度之更長的電阻材薄片,在其整個寬度構成鋸齒狀。 〔作用〕 因將發熱部和電極部一體地製作,故去除了接合的缺 點’厚度也相同而把不發熱之電極部延長至加熱器台上’ 故兩端的由過熱之孔不會開啓。 並且做爲鋸齒狀時,細的縫隙在密封線上不會出現’ 能使發熱部之電阻成爲1 〇倍以上,使加在其兩端的電壓 和商業電源相同或非常接近,故將不需要電壓控制裝隱或 成爲簡單。 L實施例] 第1圖爲本發明的一例之加熱線1 ,和其密封的痕跡 本紙張尺度適用中國國家標準(CNS)A4規格⑵〇 X四7公釐) .5 - (請先閱讀背面之注意事項再填寫本頁) 裝 訂· 經濟部智慧財產局員工消費合作社印製 506928 經濟部智慧財產局員工消費合作社印製 Λ7 B7 五、發明說明(3 ) ,即密封線2之平面圖。加熱線1 ,係將寬度2 in m的發 熱部3和5 m m之電極部4從同一片材以照相製版蝕刻製 出者,把鐵鉻材壓延成0 · 1 m m,在調整爲適當硬度的 薄片事先塗佈感光劑,將模具做爲光罩使之感光,定影, 只將需要的部份以皮膜覆蓋,然後以酸溶去就完成。和該 電極部一樣’即使同一之電阻材’只要把寬度做爲發熱部 的約2倍以上時,能夠做爲不會密封之溫度。 在家庭用等使用次數少時雖無問題,可是希望某程度 連續使用時,發熱部3的熱也將逐漸擴大至電極部4,該 加熱線1之密封線2如圖所示,將出現由兩端的電極部4 之寬度的擴大之膨脹5。加在袋的力集中到該膨脹5時, 密封將容易破掉。其解決方法有三個。 第一係如第2圖所示地,在電極部4把吸熱電極板β 重疊放在其位置,發熱將如密封線7,在其重疊部伤、停止 。吸熱電極板6係在平成8年申請專利第3 4: G β 5 4: 所述者,只需爲鑛鎳的憐青銅等之薄片,爲電特gfj係-熱白勺 良傳導體即可。缺點爲此部份零件會增加,且在發_ # 3 和吸熱電極板6將電交接,故加熱線將在其接點& f較丨央上也 消耗^ 第二係使密封線不會向將成袋本體側膨脹地,丨巴發_ 部3從中心錯開,消除袋本體側的寬度大部份8 ,丨| :丨& 側做爲2倍,或如第3圖所示,比將成相反側的袋 > 緣側 的寬度大部份9 ,更靠近兩端設蹬。即使密到·線丨〇 j p 脹1 1會出現,也成爲僅有將成爲袋的緣之仰j。+ (請先閱讀背面之注意事項再填寫本頁) 裝 · 本紙張尺度適用中0 0家標準(CNS)A4規格(21ϋ X 297公釐) -6 - 506928 Λ7 B7__ 五、發明說明(4 ) 側’緣側當然係大致上的標準,意指排齊在不良影響少之 一方側。 (請先閱讀背面之注意事項再填寫本頁) 此等的結果,係將加熱線1在第3圖之虛線的位置彎 成直角也相同。此係爲了不把封口機無謂地變長。如第4 圖之側視圖,把電極部4彎成直角,在固定的螺絲1 3之 前隔著枕狀的突起1 4加上張力時,電極部4將以其本身 之張性,充份地吸收在發熱時引起的發熱部之伸長,故將 不需要如第5圖的已往之複雜而零件多的伸長吸收裝置 15° 發熱部3不只是直線,也能夠作成任何形狀。如第6 圖的平面圖,橢圓形之加熱線1 6係聚乙烯購物袋的成开多 把手者,第7圖之四方形的加熱線1 7 ,係密封袋狀過_ 器之外框者。再者,雖然該加熱線1 7必須製作以其四$ 形的密封線封閉之空間,可是把其接近部1 8的空險做〜 約0 . 2 m m以下時,在密封線將成爲無空隙。 經濟部智慧財產局員工消費合作社印製 該空隙和密封線的關係,在任何加熱線也會發生.^ 8圖係在美國專利第5 ,545 ,1 17號的氣球之數$ 經驗性地使用的,貓的頭會膨脹的購物袋1 9之加熱_, 鎳鉻合金圖線的加熱線2 0 ,係將外形燒切密封者,__ 地加熱線2 1係爲3把貓的頭和袋之內容區分用的,p _ 封者,兩端之虛線部份2 2係使之不發熱地把銅線塊彳姿奢 。把此等圆線做成所求的形狀後,以具衍黏箸劑氣倚%冰 佈玻璃纖維布等挾住而固定,做爲加熱器者。貓的臉不丨丨把 手,係β 了使之容易瞭解而加上。 衣紙張尺度適用中國國家標準(CNS)/\4規格(210 X 297公釐) 506928 Λ7 Β7 五、發明說明(5 ) 此時,2條加熱線的最接近部,即且根和下巴之2處 必須做爲氣密,故在加熱線2 1的此處,將貼上厚度約 〇.1 m m之玻璃紙帶等使之密封,可是將電性地絕緣。 此處由於貼上紙帶,雖熬密封溫度將成降低的趨勢,可是 由於加熱線緊密故將抵消,更由調整電流將成爲充份實用 ,所製成之密封線並無空氣洩漏的空隙。 將之更加以利用者爲第9圖的加熱線,係在發熱部 2 3加上細的空隙,電阻材也做爲細,向長度方向垂直且 均勻地做爲鋸齒狀者,第1 0圖〜第1 2圖係其一部份擴 大圖。使用該加熱線時,如果間隙充份地小,將如圖所示 地成爲漂亮的一條密封線2 4。更且在兩端的電極部之剛 前面,停止鋸齒回復原來的粗細時,在其密封線2 4將不 會出現成爲問題的端部之膨脹。此爲第三的解決法。 該鋸齒加熱線之電阻値’係以同樣地成爲密封線的寬 度2 m m而長度2 0 0 m m之加熱線的電阻爲2 Ω,在此 如發熱部2 3地加入0 · 2 m m左右之細開縫,以大約 〇· 4 m m的寬度做爲鋸齒時,電阻成爲2 5 Ω左右。相 當於把電性地大約爲1 Ο V,8 A之加熱線,以同樣的密 封線,高電壓,低電流化成5〇V,2A。 5 Ο V時只要半波整流即可,且將加熱線做爲 2 8 0 in m的1 . 4倍時’也能夠直接加1 〇〇 V,將能 完全省略變壓器和電壓調整電路。剩下需要的只有定時器 ,11[是熱板式之手動封口機並無定丨I、丨器,而π谋斟W,使 j十J W具相Η方法時,將Η要開關。 (請先閱讀背面之注意事項再填寫本頁) 裝 訂. 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公沒) -8 - 506928 經濟部智慧財產局員工消費合作社印製 Λ7 五、發明說明(6 ) 即使在加熱線有間隙也不會出現在密封線上,係由覆 蓋在其上的氟樹脂塗佈玻璃紙帶式應密封之聚乙烯膜本身 ’使熱也向空隙方向傳播之故。因此,此等的厚度成爲比 通常之0 · 1〜0 · 2mm厚時,並且發生的熱量和其時 間增加時’即使空隙爲0 · 2 m m以上,在密封線上將會 消失。並且如果係0 · 1 m m以下當然好,可是將難以飩 刻大量生產。在申請專利範圍係包含此等大小之空隙。如 果在此範S也可以如第1 1圖所示,在空隙有斜度。 而且能夠改變加熱線的寬度時,因寬度係和發熱量成 反比’由和空隙組合,也能夠製作效果不同之加熱器。如 第1 2圖所示’雖然在密封上係形狀相同或相似的加熱器 ’因能使發熱邰的寬度之中心高’而周圍變成低地改變溫 度分佈,故能防止斷邊。其實因空隙的寬度也和發熱密度 成反比’故將出現和第1 1圖的加熱線之空隙的斜度變大 相同之效果。可是密封線的形狀將會變化。 以鐵格材和鎮絡合金的退火之材料,如果厚度不到 〇· 2 m m程度時,即使寬度爲2 m m也很軟,在處理中 加熱線會變形。但是以目前經濟的壓延,能使薄片之厚度 成爲〇 · 1 m m ’如果稍加以淬火使之強勁,即使將發熱 部以先前的〇 . 4 m m寬度做爲鋸齒狀,也能使之具備充 份的實用性強度。可是過度淬火時將容易斷裂,故以適度 因加熱線的加熱溫度爲1 5 0度前後,迠比6 〇 〇度 以上之淬火溫度低,不會因加熱而退火。並liL m丨丨淬火 (請先閱讀背面之注意事項再填寫本頁) %衣
-----訂---------線I -9 - 506928 經濟部智慧財產局員工消費合作社印製 Λ7 Β7 五、發明說明(7 ) ,也η]以爲由壓延或鍛造等的改質等之強化處理。主要係 只要使用样火等,愈薄愈理想。並且,如第1 3圖的平面 圖所不’雖然也能夠使錯齒的方向形成在長度方向,可是 因爲長將更被要求強度。因此其形狀設計也有影響。再者 如第1 3圖地面積大之加熱器時,能夠任意地以空隙和線 佔去面積’可是需要使最先和最後的線出現在兩端,故在 申請專利範圍所謂鋸齒狀,也包含如此之折回。而且不只 直線也包含由曲線者。加熱線本身也不只直線,能夠採取 曲線,寬度的大小等,各種形狀。 並且做爲此等之加工方法,也可以使用剪線或雷射等 。雖然加熱線不太昂貴,可是既然能夠由其加工也能夠省 略變壓器等,則也能斟酌如此的成本而製造。因此雖然先 前之蝕刻方法非常經濟,可是並不限於此。如第1 4圖的 平面圖所示,在本發明之範圍不只做爲鋸齒的發熱部2 3 和電極部4以一體被製作者,也包含維持鋸齒部份和以寬 度大之接合部2 5和電極部4點焊而接合者。 再者本發明的封口機之壓機機構,也包含手持在一邊 設有加熱器的手動型者,按壓放在作業台上之聚乙烯膜等 加熱封的,所謂經由人體之按Μ動作。並且因本加熱器也 能夠省略其電壓控制裝置,此時電源電路,將只意指從電 源到加熱器爲止之供電。因在木發明的脈衝封口機很蜱, 能夠和ΐ|源直接連結,故在過去只有熱板或加熱器之如域 也能夠發揮。 本紙張尺度適用中國國家標準(CNSM4規格(210 X 297公釐) -10 - (請先閱讀背面之注意事項再填寫本頁)
Λ7 B7
經濟部智慧財產局員工消f合作社印製 506928 五、發明說明(8 ) I.發明之效果] 根據本發明,因加熱線將由照相製版_刻等製作,故 任何形狀也能夠大量而廉價地製作,由點焊不良的過7熱_ 壽命短之原因也能夠去除。 因電極部和發熱部同樣地薄,而能夠延伸至加熱台上 ’因此也能防止在兩端的伸長吸收裝置之正前方容易引起 的,由於發熱部浮在空中之,過熱的穿孔。 並且由在&、封線將不出現的〇 · 2 m m前後之細開縫 做爲齒狀,而能使發熱部接近電源的電壓,故使變壓器 等電壓控制裝置成爲不需要或簡單。因去除變壓器之重量 ,故裝置成爲非常輕。 因能以加熱線本身的彈性吸收熱膨脹之歪斜,更將發 熱部做爲鋸齒者將更吸收’故通常必須設置的兩端之伸長 吸收裝置成爲不要或簡單。 由於此等使脈衝熱封口機本身能夠容易製造,並且使 其成本變成非常低廉。 〔圖面之簡單說明〕 〔第1〜3圖〕 係本發明的各種加熱線及其密封線之平面圖。 I:第4圖] iVn赫丨小加燕;1¾本身的伸長吸收構造/乙側祝㈣。 I第5關:1 係巳汴的仲Μ吸收裝置之側視圖。 本紙張尺度酬中關|鮮(CNS)Al祕⑵ϋ >< 297公朵)-11 - ' 一 (請先閱讀背面之注意事項再填寫本頁)
506928 Λ7 B7 五、發明說明(9 〔第6 ,7圖:] 圖 面 平 的 例 用 應 之 線 熱 加 的 明 發 本 示 J 顯圖 係 8 第 圖 面 平 的 線 熱 加 之 子 袋 的 貓 示 J 顯圖 係 9 第 圖 面 平 之 線 封 密 其 及 線 熱 加 的 狀 齒 J 鋸圖 之 2 明 1 發 ~ 本 ο 係 ^—_ 第 圖 面 平 之 大 放 β, 咅 熱 發 的 圖 QW -—\ 第圖 將 3 係 '-"_ 第 圖 。 面 圖 平 面 之 平 部 之 合 例 接 他 的 其 線 的 熱 線 加 熱 狀 加 齒 狀 1 据 齒圖示 鋸 4 顯 係 1 係 第 明 說 號 圖 線 熱 加 2 (請先閱讀背面之注意事項再填寫本頁) 咅 熱 4 部 極 5 經濟部智慧財產局員工消費合作社印製 ; 份 ; 7 部 ; 大 ο , 度 1—_ 板寬 極之 , 電側份 熱體部 吸本大 ·: 袋度 一 的寬 i 部之 6 極側 發,電緣密 ; 脹;袋: ; 膨:的 : •:之 一 部 ·: 3 線 8 極 1i a 1,密,一 線一線;, 封:封:線 密一密 9 封 ,·: 密 II 膨 之 線 封 絲11 螺裝 :· 收 : 吸; 長 熱 之加 形之 方袋 四物 nu 位 曲 折 示 表 線 虛 的 4 6 IX 1± : 7 • 1-1 5 1-1 , 線 iy\ , 絜 起加 突之 之狀 狀圓 枕橢 • 1IX i 2 8 , 一—I CD 2 線, 近 接 2 2 9 之 線 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -12- 506928 Λ7 ___B7 ___ 五、發明說明(10 ) 線, 2 3 ......... f居齒狀之發熱部, 24 .........密封線 ’ 2 5 .........接合部。 (請先閱讀背面之注意事項再填寫本頁) 訂· •線. 經濟部智慧財產局員工消費合作社印製 -13 - 本紙張尺度適用_國國家標準(CNS)A4規格(210 X 297公釐)

Claims (1)

  1. 506928 愤諸#員明示,本案修正後是否變更原實質内容 經濟部智慧財產局員工消費合作社印製 A8 B8 C8 D8 六、申請專利範圍 附件1: 第89 1 1 1 1 79號專利申請案 中文申請專利範圍修正本 民國9.1年5月修正 1 . 一種脈衝熱封口機,係至少由電源電路、及連接 於該電路之加熱器、及內設有該加熱器之沖壓機構所成; 對於以氟碳樹脂塗佈玻璃紙帶等被覆加熱線所成之加熱器 ’乃藉由從電源電路在短時間導通以較大電流而加熱、斷 電而冷卻,來將被壓夾於沖壓機構之聚乙烯等熔著之熱封 口機(以下簡稱爲脈衝熱封口機),其特徵爲: 加熱線,是將藉由壓延等方式儘可能地製薄,且以淬 火等方式適度增強強度之鐵鉻等電阻大之金屬薄片,藉由 光蝕刻等方法,將發熱部以狹窄寬幅而製成所期望之形狀 ,而將電極部或希望抑制發熱之部份相對地增大寬幅,使 該發熱部與電極部以一體來形成。 2 ·如申請專利範圍第1項之脈衝熱封口機,其中加 熱線,其在成爲袋本體側之密封後痕跡之形狀,爲使密封 線痕不會增大膨起,係使連接於發熱部末端之該側電極部 無寬幅部份;或比成爲相反側之袋緣側之寬幅部份,以更 加使兩端相接近來設置加熱線形狀。. . 3 · —種脈衝熱封口機,其特徵爲:單數或複數加熱 線,不論是本身、或是與其他者,藉由使發熱部相互接近 至所設置之非常小之間隙程度,利用該等所形成之密封線 呈一體,而不會出現空隙之構造者。 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) (請先閱讀背面之注意事項再填寫本頁) 506928 A8 B8 C8 ___ D8_____________ 六、申請專利範圍 挪,:S:中加 4 ·如申請專利範圍第1項之脈衝熱封口极 ^ 熱線,係使所形成之密封線呈一體,在密封時小間隔彳守以 消失之情形下,以更細寬幅之更長電阻材薄板,於其發熱 部之全部範圍內製成鋸齒狀之構造者。 (请先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製
    本紙張尺度適用中國國家標準(CNS ) A4規格(210 X 297公釐) - 2-
TW089111179A 1999-06-09 2000-06-08 Heater wire for impulse heat sealer TW506928B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19941099 1999-06-09

Publications (1)

Publication Number Publication Date
TW506928B true TW506928B (en) 2002-10-21

Family

ID=16407349

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089111179A TW506928B (en) 1999-06-09 2000-06-08 Heater wire for impulse heat sealer

Country Status (10)

Country Link
US (1) US20070084842A1 (zh)
EP (1) EP1201547A4 (zh)
JP (1) JP3943934B2 (zh)
KR (1) KR100553968B1 (zh)
CN (2) CN1507303A (zh)
AU (1) AU772679B2 (zh)
CA (1) CA2376060A1 (zh)
MX (1) MXPA01012074A (zh)
TW (1) TW506928B (zh)
WO (1) WO2000075018A1 (zh)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4740635B2 (ja) * 2004-04-30 2011-08-03 高園産業株式会社 ヒートシール装置及び薬剤分包装置
KR100637317B1 (ko) 2005-04-22 2006-10-23 신환기 자동포장기의 밴드접착용 플레이트 히터
JP2008037430A (ja) * 2006-08-01 2008-02-21 Takazono Sangyo Co Ltd ヒートシール装置およびこれを備えた薬剤分包装置
JP5340569B2 (ja) * 2007-08-21 2013-11-13 富士インパルス株式会社 インパルス式ヒートシーラー用樹脂シート及びこれを備えたインパルス式ヒートシーラー
US20120080418A1 (en) * 2008-05-15 2012-04-05 Atsunobu Sakamoto Impulse sealer including ceramic-covered heater
WO2009141925A1 (ja) * 2008-05-18 2009-11-26 Sakamoto Atsunobu インパルスシーラーのセラミックでカバーされたヒーター
EP2505339B1 (en) * 2009-04-10 2016-12-28 Atsunobu Sakamoto Impulse sealer heater covered with ceramics
CN101835293B (zh) * 2010-01-28 2012-03-14 许丁木 一种封口机发热结构
JP5580689B2 (ja) * 2010-08-09 2014-08-27 富士インパルス株式会社 発熱体及びフィルムシール装置
CN102012121A (zh) * 2010-12-01 2011-04-13 李建全 全湿型塑料吸热板、平板型集热器、平板型太阳热水器和塑料热合器
JP5940277B2 (ja) * 2011-10-24 2016-06-29 株式会社イシダ インパルスシール装置
CN104159335A (zh) * 2014-08-10 2014-11-19 苏州工业园区信合科技有限公司 一种热封装用加热丝及其控制方法
JP6663657B2 (ja) * 2015-06-29 2020-03-13 富士インパルス株式会社 ベルトシーラ
EP3436257A4 (en) * 2016-03-30 2019-10-30 Pregis Innovative Packaging LLC HEAT SEALING DEVICE
IT201600071546A1 (it) * 2016-07-11 2018-01-11 Azionaria Costruzioni Acma Spa Dispositivo di chiusura ermetica di confezioni di contenimento di prodotti alimentari.
JP2020033097A (ja) * 2018-08-28 2020-03-05 And today株式会社 ヒートシーラー
JP6850034B2 (ja) * 2019-08-20 2021-03-31 富士インパルス株式会社 ベルトシーラ

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1975410A (en) * 1931-12-12 1934-10-02 Pittsburgh Res Corp Electric heating furnace
US2509439A (en) * 1945-06-11 1950-05-30 Langer Nicholas Apparatus for heat sealing
US3334005A (en) * 1965-02-12 1967-08-01 Fener Alfred Heat sealing apparatus for making contoured seams
FR1476741A (fr) * 1966-02-25 1967-04-14 Bernhardt & Co Ets électrode pour la soudure de feuilles et films en matière thermoplastique
DE2551137C2 (de) * 1975-11-14 1986-04-24 E.G.O. Elektro-Geräte Blanc u. Fischer, 7519 Oberderdingen Elektrischer Strahlungsheizkörper für Glaskeramikkochplatten
JPS5361243A (en) * 1976-11-12 1978-06-01 Fujitsu Ltd 1-chip arithmetic circuit device
JPS57167004U (zh) * 1981-04-17 1982-10-21
US4647756A (en) * 1983-07-05 1987-03-03 E. I. Du Pont De Nemours And Company Electrical resistance heating element with signal means to indicate first use
DE3344561A1 (de) * 1983-12-09 1985-06-20 Dörste GmbH, 5650 Solingen Verfahren zur herstellung der elektrischen heizschleifen von siegelwerkzeugen fuer blisterverpackungen sowie nach dem verfahren hergestellte heizschleifen
US5155798A (en) * 1989-02-21 1992-10-13 Glenro, Inc. Quick-response quartz tube infra-red heater
US5415724A (en) * 1993-05-05 1995-05-16 Du Pont Canada Inc. Heat sealing assembly for pouch-making packaging machines
JP3192073B2 (ja) * 1995-11-08 2001-07-23 株式会社ユニシアジェックス セラミックスヒータ
JP2895446B2 (ja) * 1996-06-30 1999-05-24 オーリス株式会社 折れ戸装置
JPH10186911A (ja) * 1996-12-26 1998-07-14 Canon Inc 加熱定着装置
US6057531A (en) * 1998-02-11 2000-05-02 Msx, Inc. Formable heater tape assembly

Also Published As

Publication number Publication date
KR20020018671A (ko) 2002-03-08
EP1201547A4 (en) 2006-04-26
MXPA01012074A (es) 2003-06-30
AU772679B2 (en) 2004-05-06
KR100553968B1 (ko) 2006-02-20
CA2376060A1 (en) 2000-12-14
CN1355752A (zh) 2002-06-26
JP3943934B2 (ja) 2007-07-11
US20070084842A1 (en) 2007-04-19
WO2000075018A1 (fr) 2000-12-14
AU1891500A (en) 2000-12-28
CN1507303A (zh) 2004-06-23
CN1143795C (zh) 2004-03-31
EP1201547A1 (en) 2002-05-02

Similar Documents

Publication Publication Date Title
TW506928B (en) Heater wire for impulse heat sealer
TWM447058U (zh) 軟性電熱片
JP2000030850A (ja) 熱ローラー装置
JP2007052945A (ja) 面状発熱体とそれを使用した座席
JP2007035474A (ja) 面状発熱体とそれを使用した座席
KR102508888B1 (ko) 이중 가열 방식의 전자 담배용 발열 장치와 방법 및 전자 담배
CN106332325A (zh) 加热器
JP2010063669A (ja) 電磁誘導式暖房装置
JP2004152691A (ja) 面状ヒータ
JPH11287238A (ja) 発熱ローラ
JP2612230B2 (ja) 電熱器用ヒータ盤
JP2005044764A (ja) 面状発熱体
JPS60254071A (ja) 定着装置
JP3955381B2 (ja) シール用素子
JPS63292594A (ja) 面発熱体
JP2012045197A (ja) 便座装置
JP3080758U (ja) 温湿布パッド
JPS6344334Y2 (zh)
JPH0748128A (ja) 電磁誘導水素放出装置
JPS59229369A (ja) 熱印字ヘツド
TW436414B (en) Thermal forming method for thermoplastic composite sandwich and device thereof
JP3434185B2 (ja) 低電磁波対応面状発熱体
JPS59115269A (ja) 発熱体付食品容器
JPH0627530Y2 (ja) ヒ−トシ−ル装置
JPH0240854Y2 (zh)

Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees