TW407074B - Method and apparatus for manufacturing a length of connected pocketed coil springs - Google Patents

Method and apparatus for manufacturing a length of connected pocketed coil springs Download PDF

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Publication number
TW407074B
TW407074B TW087108577A TW87108577A TW407074B TW 407074 B TW407074 B TW 407074B TW 087108577 A TW087108577 A TW 087108577A TW 87108577 A TW87108577 A TW 87108577A TW 407074 B TW407074 B TW 407074B
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TW
Taiwan
Prior art keywords
wire
spring
patent application
coil spring
scope
Prior art date
Application number
TW087108577A
Other languages
Chinese (zh)
Inventor
Michael Mauldin
Bernard Walter Kuchel
Original Assignee
Simmons Co
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Publication of TW407074B publication Critical patent/TW407074B/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F33/00Tools or devices specially designed for handling or processing wire fabrics or the like
    • B21F33/04Connecting ends of helical springs for mattresses
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/02Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs

Abstract

A method and apparatus for forming a length of connected, pocketed coil springs to be used in mattresses and the like where wire from a supply source is heated to between 450 DEG F and 500 DEG F by an induction heater before the wire is coiled. Thereafter, the wire is hot coiled, severed and cooled below a temperature where a permanent set might occur from further processing of the spring. Thereafter, the spring is compressed in preparation for its insertion into a space provided by stretchable fabric from a supply reel. The fabric is folded on itself to provide the space. The temperature of the spring must also be sufficiently low to contact the fabric without causing burns or other damage. After insertion of a compressed spring into the space, the fabric is ultrasonically welded to create individual but connected pockets for each spring. Thereafter, the springs are oriented to allow each spring to expand thereby creating the length of connected, pocketed coil springs.

Description

4070 A7 B74070 A7 B7

A7ie^v?J 經濟部智慧財產局負工消费合作社印製 五、發明說明( 後,被冷卻的彈簧被移至一壓縮設備或站(60),在此處 ,一風動活塞將每個彈簧降低並壓縮大約半英寸以備將其 插入一 CI袋。 約爲150° F的冷卻的彈簧溫度是使用的金屬的函數而 且應在彈簧被壓縮時將發生一永久變形的溫度之下。此後 ,被壓縮的彈簧將被插入一織物口袋;因此,該溫度應足 夠低以免於燒掉該織物。 除了線材供應設備,還有一織物材料供應設備或站( 62)。一大卷織物材料提供了一細長的在平行於織物的運 動方向上能伸展的織物。該織物接著行至一折疊設備或站 (64),在此處,該織物被自動地導向以在其自身上折 用來產生一後來被壓縮後的彈簧佔據的一空間。〜對輕 (65)爲提供用以將該線材從供應站拉出的驅動器。 然後該織物被移至一包裝或插入設備或站(66),在 此處’它橫斷被冷卻和壓縮後的螺旋彈簧的運動方向。在 此,一覆蓋板保持彈簧處於被壓縮狀態,同時一推進機_ 使每個彈簧滑進由折疊後的織物形成的一空間。接著,帶 有被壓縮彈簧的織物運動到一封閉設備或站(68)。在這 ’ 一超聲波焊接機耩藉由不僅沿著平行於織物的移動方向 而且還在垂直於織物的移動方向的上選擇地將兩個被折曼 的織物連接在一起而下降並完成—封閉的口袋的結耩。這 將一個彈簧與其附近的彈簧在這條線上分離開。另〜組驅 動輕(69)將包含彈簧的織物從封閉站拉出來^ 負載的織物移至下一個定向或旋轉設備或站(70), 12 f紙張尺度適財@ @家標準(CNS)A4規格(21〇 X 297公爱 ----------11 ! ---------訂·-!—-1 ί ·線 (請先閱讀背面之注意事項再填寫本頁:> ..07074 A 7 _______ Η 7 _ 五、發明説明(/ ) I / 發明背景 發明領域 本發明是關於一種用來製造一帶狀或細長條連接式袋 內螺旋彈簧的方法與設備,尤其是關於一種提供快速、有 效、高效率和廉价之產品以用來製造連接式袋內螺旋彈簧 的方法和設備。 相關技術之敘述 經濟、邓中央標準局員工消費合作社印製 ---I - I - I ---女^II —1 .. - 1'·1 _ T U3 ,-δ (請先閱讀背而之注意事項再填寫本頁) 用來製造用於床墊或坐墊的一帶連接式單個地在袋內 的螺旋彈簧的方法和設備在多年來已爲人們所知。可見於 例如MarshaH,於1901年之美國專利第685,160號。在 Walter Strumpf於1984年之美國專利第4,439,977號中發 現一現代設備和方法的描述。該專利依次參考了 1929年與 1931年之兩個早期的美國專利。其他已頒發的美國專利描 述了用於製造連接式袋內螺旋彈簧的設備或方法的不同觀 點。例如可見於Strumpf之美國專利第4,234,983號;第 4,565,046 號;第 4,578,834 號;第 4,854,023 號;Smith 之 美國專利第5,186,435號;St. Clair之美國專利第 5,444,905 號;Thrasher 之美國專利第 5,471,725 號;Smith 之美國專利第5,509,887號;上述所有專利之揭示在此都 包含在參考中。 簡而言之,用於製造一帶袋內螺旋弾黄的方法和設備 包含從一大卷軸處提供螺旋線材的機器’螺旋彈賛被壓入 一由折疊的織物形成的空間,這個組合接著用超聲波焊接 將其密封。此後,被壓縮的彈簧的高度被改變了並且它在 _____4___-- 本紙張尺度適用中國國家標準(CNS ) Λ4规格(210X 297公骚) 經濟部智慧財產局貝工消费合作社印製 407074 a7 漸净B7 - γ ---- 五、發明說明(丨丨) 不同將對等的原則下與下面申請專利範圍的領域相符。例 如,不同的站或設備的變化被視爲對等的。由於線材的變 化而導致的溫度變化也被視爲等同的。明顯地,新技術或 其它不同也將是等同的,因爲沒有限制在對等原則下的任何 申請。 圖式主要元件符號說明 10 一卷線材 12 一卷織物材料 14 折疊站 16 線材加熱站 18 於高溫下藉由將線材推抵著一工具而使線材形成一 螺旋形狀 20 線材切斷站 22 線材冷卻站 24 線材壓縮站 26 線材被插進折叠織物之空間中 28 包裝站 30 在口袋內將彈簧定向以允許完全展開 32 連接式袋內螺旋彈簧之長度 50 線材之供料輪 51 動力輥 52 磁性加熱站 54 線材成形設備 56 用於切斷線材之可移動切削刀片 14 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公爱) -------------裝-------1訂.1 11'1.;---線 (請先閱讀背面之注意事項再填寫本頁) 經濟部中央標準局員工消費合作,杜印製 40^074 五、發明説明(t ) 該織物帶內伸展,因此便製造出一條接合或連接式分別地 被包裝的螺旋彈簧。複合帶接著藉由粘著劑捆在一起以形 成例如在帶上被床罩包覆的床墊中間部分。 這些年來’進行了很多努力來加強用以製造袋內螺旋 彈簧的方法和設備,如上述提及的專利中所舉的例子。這 些努力試圖改進產品以增加效率,降低成本和提高可靠性 或這些目的的不同組合。注意的一個領域便是用於螺旋彈 簧的線材。 如預期的處理線材可能會導致應力,尤其是當線材第 一次被成形到要求的直徑及線材再次被成形爲螺旋時。典 型的是’小直徑的線材是藉由向加熱的大直徑的線材施力 並經過漸漸變小的模具而形成。一螺旋典型地是藉由對著 能使線材彎曲成預期的式樣的模具向“冷態的”線材施力 而形成。若需要的話,可以藉由在一爐中分批加熱成形的 彈簧或將每個彈簧連接到電源上並在線材中通過電流的方 法以釋放出成品的螺旋內的應力。這些過程中的任何一個 都不是非常有效或高效率的。分批加熱導致彈簧具有不一 致特性是由於在爐內的某一部分加熱可能不同於在爐內的 另一部分。用電流加熱,一致的及適當的加熱取決於操作 者的將每個彈簧以完全相同的方式連接起來的能力。另外 ,使用電流有時會產生一巨大的可能會降低彈簧之機械特 性的電弧。 明顯的是如果能找出一彈簧線材熱作的有效方法將# 造出更好的產品,注意到製造過程和成本的限制= 一 5 本紙張尺度適用中國國家標丰(CNS ) Λ4規格(210X297公浼) (請先閱讀背面之注意事項再填寫本頁) 丁 A7 B7 407074 五、發明說明((>) 57 冷卻吹嘴 58 冷卻設備 59 圓形冷卻轉盤 60 壓縮設備 61 用於容納彈簧之開口 62 織物材料供應設備 64 折疊設備 65 一對用以將織物從供應站拉出之輥 66 包裝設備 68 封閉設備 69 用以將包含彈簧的織物從封閉站拉出之驅動輥 70 旋轉設備 71 鏈式驅動裝置 72 連接式袋內螺旋彈簧之長度 74 控制設備 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局貝工消费合作社印製 15 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 經濟部中央標準局員工消費合作社印製 407ψ4 —-—" " ~ " — - *一__’ _ "―—--. -五、發明説明(1) 發明槪要 本發明提供了在以前用於製造一帶連接式袋內螺旋彈 簧的方法和設備基礎上的一種改進3在此首先提及的是一 用於製造一細長條連接式袋內螺旋彈簧的方法,它包含下 列步驟,提供適合被製成大量螺旋彈簧的一線材,提供用 以形成大量空間的材料,每個空間接受一螺旋彈簧,將線 材加熱到釋放其內部應力的溫度,將處於高溫下之線材成 形爲一螺旋彈簧。 將產生之螺旋線彈簧冷卻至彈簧預期的變形在線材的 塑性極限下的溫度,壓縮螺旋彈簧,處理材料以形成一些 空間,將壓縮後的螺旋彈簧插進這些空間並且將這些材料 圍在每個空間的周圍以形成一大量的連接式充滿彈簧的口 袋。. 一用於形成一細長條的袋內螺旋彈簧的設備也包含在 本發明中,該設備包含一些設備組〜v—用來提供待盤曲 線材的線材供給設備;一有效地連接到線材供給設備用以 當線材從供給設備傳至一螺旋成形設備時對其進行感應加 熱的加熱設備;一有效地連接到加熱設備的用以當線材處 於高溫中將其折彎的螺旋成形設備;一有效地連接到螺旋 成形設備用於將螺旋線彈簧從線材供給設備中分離出來的 切斷設備;一有·效地連接到螺旋成形設備用於降低螺旋線 彈簧的溫度的冷卻設備;一有效地連接到該螺旋成形設備 用於提供細長的材料的材料供給設備;一有效地連接到材 料供給設備用於接收來自材料供給設備的細長材料和接收 本紙張尺度適用中國國士“华(CNS〉Λ4現格(210Χ 29*7公楚) f —----.—ITΜ (請先閱讀背面之注意事項再填寫本頁) 經濟部中央標準局員工消費合作社印繁 Λ7 ^07074 ------__ - --—.·___ •.一—' — · ____... 五、發明説明(L-) 來自冷卻设備的螺旋線彈簧的裝入設備,其中每個彈簧被 插進一相應的由該細長材料所形成的空間;—有效地連接 到裝入設備用於在細長材料中界定空間因而完成一連接式 細長口袋的封閉設備;以及有效地連接到冷卻設備和加熱 設備用於控制袋內螺旋彈簧的成形的控制機媾β 本發明的一個目的是提供一種能夠釋放形成一細長條 的連接式袋內彈簧的金屬線材中的應力的方法和設備。本 發明的另一方面是提供一種方法和設備,用於製造一帶整 合了來自螺旋彈簧成形處線材的加熱以便釋放了線材中的 應力的連接式袋內螺旋彈簧β本發明的進一步目標是提供 一種用於有效率地製造連接式袋內螺旋彈簧從而達到節約 成本的方法和設備。本發明的另一優點是提供一種用於在 成形的螺旋彈簧被插進由一細長材料形成的空間內之前將 其冷卻的方法和設備。 當閱讀所提供的附圖並參照以下較佳實施例的描述可 以完全瞭解本發明及其他主題、目標和優點。 圖式簡單說明: 第一圖用於製造一帶連接式袋內螺旋彈簧之方法的一 流程圖。 第二圖是周於製造一帶連接式袋內螺旋彈簧之設備的 示意圖。 較佳實施例詳細說明 雖然本發明對於不同的變化和可選擇的結耩是開放的 ,在此將詳細介紹如圖所示的較佳實施例。這將有助於理 (請先閱讀背面之注意事項再填寫本頁) .装. ,ιτ 尺度適用中國國家標準(cns )八4規^1〇><297'^^~~ ~ 1 .· ··»-— — ---- - — _ ._ . 1 .· ··»-— — ---- - — _ ._ . 經濟部中央標準局員工消費合作社印製 407074 Λ7 ΙΓ 五、發明説明(匕) 解本發明’但是並不意味著本發明僅局限於介紹的特殊方 式。相反地’本發明之目的在於總括與本發明所敘述的申 請專利範圍中相同的精神與範圍的所有修正,同等及選擇 〇 本發明是關於一種用來製造一細長條連接式分別在袋 內典型地用於床墊內的螺旋彈簧的方法與設備。結耩爲眾 所周知的Marshall結耩。在此結耩中,每個彈簧被裝入在 其自己的織物容器或口袋內。口袋通常在兩單層帶狀織物 間形成,當被壓縮的螺旋彈簧被插進兩個單層之間的空間 之後,藉由一片折疊在其上的織物將它們縱向及橫向地栓 緊在一起而成形。 第一圖所示爲一用於製造一帶連接式袋內螺旋彈簧的 方法的流程圖。大致上,此過程始於提供一卷線材(10 ) 和一卷織物材料(12)。該卷材料向一折疊點(14)提供 一織物帶,在此處織物被在其自身上折疊而形成接收被壓 縮螺旋彈簧的空間。 爲了釋放在成形過程中產生的應力,來自該卷的線材 被加熱(16)。當處於一能夠促使該線材被折成一螺旋形 的高溫時,該線材接著被推向一工具(1 8 )。由於被加熱 ,產生的線材具有更好的延展性而且減少了螺旋成形應力 。成形後,線材被切斷(20)成爲螺旋彈簧而脫離了從線 材卷中吐出的線材帶。彈簧接著在其被壓縮階段(24)壓 縮至高度約爲〇_5英寸之前在一旋轉轉盤中被冷卻(22) 。。可以理解爲除了旋轉轉盤之外,其他的機件或許也能 ____8_ —— 本ϋ尺度適用中國國家標準(CNS ) Λ4規格(210X 297公瓞) " ·- ----------裝----ίΊ 訂-Ι I (請先閱讀背面之注意事項再填寫本頁) 407074 Λ7 五、發明説明(卜) —' 被用來冷卻彈簧。例如,可能使用一傳輸器。壓縮後,線 彈簧被插進(26) —由折疊的織物提供的空間。然後,該 組合後的彈簧和織物被傳送到—包裝點(28),在此該織 物藉由有用超聲波焊接選擇地將織物的兩個單層連結在一 起而形成一口袋。該連結不僅發生在每個彈簧之間還沿著 縱向織物帶折疊在一起或重疊的末端。這樣在每個彈簧的 周圍形成了包圍。最後階段是在口袋內將彈簧定向或旋轉 (30),從而允許彈簧完全展開以便產生(32)最終細長 的連接式袋內螺旋彈簧。 參考第二圖’這里更詳細地顯示了用於製造一細長連 接式袋內螺旋彈簧的發明方法和發明設備。該方法和設備 是即簡單又有效的。該製造過程也是高效和可靠的且生產 出一優良的產品。用於彈簧的線材是包覆彈簧線材, SAE1065-SAE1075,而且是三種直徑0.071英寸,0.083英 寸或0.094英寸中的一種。線材的抗拉強度約爲ASTM230 ’ 000到305,OOOp.s.i。還可理解爲該抗拉強度是線材尺 寸和材料的函數。線材通常由喂料輥或供料輪(50)提供 ,在此處一長度約爲79,000英尺或1800磅的線材纏繞在 滾筒狀鋼運輸器上。線材被一組動力輥(51)以大約爲每 分鐘320英尺的速度從該運輸器上抽出。適當的線材能從A7ie ^ v? J Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. 5. Description of the invention (After that, the cooled spring is moved to a compression device or station (60), where a pneumatic piston moves each The spring is lowered and compressed approximately half an inch in preparation for insertion into a CI bag. The cooled spring temperature of approximately 150 ° F is a function of the metal used and should be below a temperature at which the spring will undergo permanent deformation when compressed. The compressed spring will be inserted into a fabric pocket; therefore, the temperature should be low enough to avoid burning the fabric. In addition to the wire supply equipment, there is also a fabric material supply equipment or station (62). A large roll of fabric material provides An elongated fabric that can be stretched in a direction parallel to the direction of motion of the fabric. The fabric then travels to a folding device or station (64) where the fabric is automatically guided to fold on itself to produce a A space that is later occupied by a compressed spring. ~ To light (65) is to provide a driver to pull the wire from the supply station. The fabric is then moved to a packaging or insertion device or station (66), in this Everywhere, it traverses the movement direction of the cooled and compressed coil spring. Here, a cover plate keeps the spring in a compressed state, while a pusher_ slides each spring into a space formed by the folded fabric . Next, the fabric with the compressed spring is moved to a closed device or station (68). Here, an ultrasonic welding machine is used not only along the direction of movement parallel to the fabric but also perpendicular to the direction of movement of the fabric. The upper selectively connects the two folded fabrics together and lowers and completes-the crust of the closed pocket. This separates a spring from its nearby springs on this line. The other ~ set of driving light (69) will The fabric containing the spring is pulled out from the closed station ^ The loaded fabric is moved to the next orientation or rotating device or station (70), 12 f paper size is suitable for financial @ @ 家 标准 (CNS) A4 specifications (21〇X 297 公 爱- --------- 11! --------- Order ·-! —- 1 ί · (Please read the notes on the back before filling in this page: > ..07074 A 7 _______ Η 7 _ V. Description of the Invention (/) I / Background of the Invention Field of the Invention The present invention relates to Method and equipment for manufacturing a coiled or coiled spring in a pocket, especially a method and equipment for providing a fast, effective, efficient and inexpensive product for manufacturing a coiled spring in a pocket Description of related technologies Economy, printed by Deng Central Standard Bureau employee consumer cooperative --- I-I-I --- Female ^ II —1 ..-1 '· 1 _ T U3, -δ (Please read the back first (Please note that this page is to be completed on this page.) The method and equipment used to make a single coiled coil spring in a pocket for mattresses or cushions has been known for many years. See, for example, MarshaH, 1901 US Patent No. 685,160 of the year. A description of a modern device and method is found in Walter Strumpf, U.S. Patent No. 4,439,977, 1984. The patent refers in turn to two earlier US patents of 1929 and 1931. Other issued U.S. patents describe different aspects of an apparatus or method for making a coil spring in a connected bag. See, for example, U.S. Pat. Nos. 4,234,983; 4,565,046; 4,578,834; 4,854,023; U.S. Patent No. 5,186,435 to Smith; U.S. Patent No. 5,444,905 to St. Clair; U.S. Patent No. 5,471 to Thrasher, No. 725; US Patent No. 5,509,887 to Smith; the disclosures of all of the above patents are incorporated herein by reference. In a nutshell, the method and equipment for making a spiral yellow in a bag includes a machine that provides a spiral wire from a large reel. The spiral spiral is pressed into a space formed by a folded fabric. Weld it to seal it. Since then, the height of the compressed spring has been changed and it is _____4___-this paper size applies the Chinese National Standard (CNS) Λ4 specification (210X 297 Gongsao). Printed by Shellfish Consumer Cooperative, Intellectual Property Bureau, Ministry of Economic Affairs, 407074 a7. Net B7-γ ---- V. Description of invention (丨 丨) The principle of reciprocity will be consistent with the scope of patent application below. For example, changes in different stations or equipment are considered equivalent. Temperature changes due to wire changes are also considered equivalent. Obviously, new technologies or other differences will also be equivalent, as there are no restrictions on any applications under the principle of reciprocity. Explanation of symbols of main elements of the drawing 10 A coil of wire 12 A coil of fabric material 14 Folding station 16 Wire heating station 18 At high temperature, the wire is formed into a spiral shape by pushing the wire against a tool 20 Wire cutting station 22 Wire cooling Station 24 Wire compression station 26 Wire is inserted into the space of the folded fabric 28 Packaging station 30 Orient the spring in the pocket to allow full expansion 32 Length of the coil spring in the connected bag 50 Feeder wheel for the wire 51 Power roller 52 Magnetic heating Station 54 Wire forming equipment 56 Movable cutting blades for cutting wire 14 This paper size is applicable to China National Standard (CNS) A4 (210 X 297 public love) ------------- Install ------- 1 order. 1 11'1.; --- line (please read the precautions on the back before filling this page) The staff of the Central Bureau of Standards of the Ministry of Economic Affairs for consumer cooperation, Du printed 40 ^ 074 5 2. Description of the invention (t) The fabric band is stretched inwardly, so a coiled spring that is separately packaged by joining or connection is manufactured. The composite tape is then tied together by an adhesive to form, for example, a middle portion of a mattress covered with a coverlet on the tape. Many efforts have been made over the years to strengthen the methods and equipment used to make coil springs in bags, as exemplified in the aforementioned patents. These efforts seek to improve products to increase efficiency, reduce costs and increase reliability or different combinations of these purposes. One area of attention is wire for coil springs. Handling the wire as expected may cause stress, especially when the wire is first formed to the required diameter and the wire is again formed into a spiral. A typical 'small-diameter wire is formed by applying force to a heated large-diameter wire and passing through a gradually smaller mold. A spiral is typically formed by applying force to a "cold" wire against a mold capable of bending the wire into a desired pattern. If necessary, the stress in the finished spiral can be released by heating the formed springs in batches in a furnace or by connecting each spring to a power source and passing a current through the wire. None of these processes are very effective or efficient. Batch heating results in inconsistent spring properties because heating in one part of the furnace may be different than heating in another part of the furnace. Electric heating, consistent and proper heating depends on the operator's ability to connect each spring in exactly the same way. In addition, the use of current sometimes produces a large arc that may degrade the mechanical properties of the spring. Obviously, if an effective method for hot work of spring wire can be found, # will make a better product, noting the limitation of manufacturing process and cost =-5 This paper size applies to China National Standards (CNS) Λ4 specification (210X297 Public note) (Please read the precautions on the back before filling this page) D7 A7 B7 407074 V. Description of the invention (>) 57 Cooling nozzle 58 Cooling device 59 Circular cooling turntable 60 Compression device 61 Used to accommodate the spring Opening 62 Fabric material supply device 64 Folding device 65 A pair of rollers to pull the fabric from the supply station 66 Packaging device 68 Closing device 69 Drive roller to pull the fabric containing the spring from the closing station 70 Rotating device 71 Chain Drive device 72 Length of the coil spring in the connected bag 74 Control equipment (Please read the precautions on the back before filling this page) Printed by the Shell and Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy 15 This paper size applies to Chinese National Standards (CNS) A4 specification (210 X 297 mm) 407ψ4 printed by the Consumer Cooperatives of the Central Bureau of Standards of the Ministry of Economic Affairs — — — " " ~ " —-* 一 __ '_ " ― ----V. Description of the invention (1) Invention The present invention provides an improvement on the method and equipment used to manufacture a coil spring with a connected bag. 3 The first mentioned here is a method for A method for manufacturing a coil spring in a slender connected bag, comprising the following steps, providing a wire suitable for being made into a large number of coil springs, providing a material for forming a large number of spaces, each space receiving a coil spring, and heating the wire To the temperature at which the internal stress is released, the wire at a high temperature is formed into a coil spring. The resulting coil spring is cooled to the temperature expected by the spring to deform the plastic limit of the wire, the coil spring is compressed, and the material is processed to form some Space, insert the compressed coil spring into these spaces and surround these materials around each space to form a large number of connected spring-filled pockets .. a device for forming a slender coil spring in a pocket Also included in the present invention, the device includes some device groups ~ v—a wire supply device for providing curved material to be coiled; A heating device that is effectively connected to the wire supply device for induction heating when the wire is passed from the supply device to a spiral forming device; a heating device that is effectively connected to the heating device for bending the wire when it is at a high temperature Spiral forming equipment; a cutting device that is effectively connected to the spiral forming device to separate the coil spring from the wire supply device; a cooling device that is effectively connected to the spiral forming device to reduce the temperature of the spiral spring A material supply device which is effectively connected to the spiral forming device for providing a slender material; a material connection device which is effectively connected to the material supply device for receiving the slender material from the material supply device and receiving Hua (CNS> Λ4 is now grid (210 × 29 * 7)) f —----.— ITM (Please read the notes on the back before filling this page) Staff Consumer Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs, India Fan Λ7 ^ 07074 ------__----. · ___ •. 一 — '— · ____... 5. Description of the invention (L-) The coil spring loading device from the cooling device, where Each spring is inserted into a corresponding space formed by the elongated material;-a closure device operatively connected to the loading device for defining a space in the elongated material thereby completing a connected elongated pocket; and effectively connected to Cooling device and heating device for controlling the formation of the coil spring in the bag 媾 β An object of the present invention is to provide a method and a device capable of releasing stress in a metal wire forming a slender, connected bag spring. Another aspect of the present invention is to provide a method and an apparatus for manufacturing a belt-type coil spring in a bag incorporating heating from a coil spring forming wire so as to release stress in the wire. A further object of the present invention is to provide a Method and equipment for efficiently manufacturing a coil spring in a connected bag to achieve cost savings. Another advantage of the present invention is to provide a method and apparatus for cooling a formed coil spring before it is inserted into a space formed of an elongated material. The present invention and other subjects, objectives and advantages will be fully understood when reading the accompanying drawings and referring to the description of the preferred embodiments below. Brief description of the drawings: The first figure is a flowchart of a method for manufacturing a coil spring in a connected bag. The second figure is a schematic diagram of the equipment used to manufacture a coil spring with a connected bag. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Although the present invention is open to different variations and alternative knots, the preferred embodiment shown in the figure will be described in detail here. This will help you (please read the precautions on the back before filling out this page). Installation., Ιτ scales are applicable to Chinese National Standards (cns) Regulation 8 ^ 1〇 > < 297 '^^ ~~~ 1 . ··· »-— — -----— _ ._. 1. ···» -— — -----— _ ._. V. Description of the Invention (Dagger) The present invention is not construed to mean that the present invention is limited to the specific way described. On the contrary, the purpose of the present invention is to summarize all the amendments in the same spirit and scope as in the scope of the patent application described in the present invention, the same and the same. The present invention is about a kind of slender connection type which is typical in the bag. Method and apparatus for ground coil springs in mattresses. The scab is known as the Marshall scab. In this knot, each spring is contained in its own fabric container or pocket. The pockets are usually formed between two single-layer belt-like fabrics. After the compressed coil spring is inserted into the space between the two single-layers, they are fastened together longitudinally and laterally by a piece of fabric folded on it. While shaping. The first figure shows a flow chart of a method for manufacturing a coil spring in a connected bag. Roughly, the process begins by providing a roll of wire (10) and a roll of fabric material (12). The roll of material provides a fabric band to a folding point (14) where the fabric is folded on itself to form a space to receive the compressed coil spring. In order to release the stresses generated during the forming process, the wire from the coil is heated (16). When exposed to a high temperature that causes the wire to be folded into a spiral, the wire is then pushed towards a tool (18). Due to being heated, the resulting wire has better ductility and reduces spiral forming stress. After the forming, the wire is cut (20) into a coil spring and detached from the wire strip ejected from the wire roll. The spring is then cooled in a rotating turntable (22) before it is compressed in the compression stage (24) to a height of about 0-5 inches. . It can be understood that in addition to the rotating turntable, other parts may also be ____8_ —— This standard applies to China National Standard (CNS) Λ4 specification (210X 297 cm) " ·--------- -装 ---- ίΊ Order-Ι I (Please read the notes on the back before filling this page) 407074 Λ7 V. Description of the invention (b) — 'is used to cool the spring. For example, a transmitter may be used. After compression, the thread spring is inserted into (26) — the space provided by the folded fabric. The combined spring and fabric are then transferred to a packing point (28), where the fabric selectively joins two single layers of fabric together by ultrasonic welding to form a pocket. This joining occurs not only between each spring but also at the ends folded or overlapped along the longitudinal fabric strip. This forms a surround around each spring. The final stage is to orient (30) the spring in the pocket, allowing the spring to fully expand to produce (32) the final elongated connected pocket spring in the pocket. Referring to the second figure ', the inventive method and the inventive apparatus for manufacturing a coiled spring in an elongated connected bag are shown in more detail here. The method and equipment are simple and effective. The manufacturing process is also efficient and reliable and produces an excellent product. The wire used for the spring is a covered spring wire, SAE1065-SAE1075, and it is one of three kinds of diameters of 0.071 inches, 0.083 inches, or 0.094 inches. The tensile strength of the wire is about ASTM 230'000 to 305,000.OOp.s.i. It is also understood that the tensile strength is a function of the wire size and material. The wire is usually supplied by a feed roller or a feed wheel (50), where a wire of approximately 79,000 feet or 1800 pounds is wound on a drum-shaped steel conveyor. The wire is pulled from the transporter by a set of power rollers (51) at a speed of approximately 320 feet per minute. Appropriate wire can

Insteel Wire Products of Andrews,South Carolina 處買來。 線材接著經過一磁性感應加熱設備或站(52)。可以 從Inductoheat of Romeo,Michigan處買到的該加熱設備爲 —25KW的感應裝置。該加熱設備形成於一長約43英寸’ _9_____ 本紙張尺度適用中國國家標华(CNS ) Λ4規格(210X297公浼) 裝----L丨訂T (請先閱讀背面之注意事項再填寫本頁} 經濟部中央標準局員工消費合作社印^ 經濟部中央標準局員工消費合作社印製 五、發明説明(7) 高約6英寸和寬約6英寸的絕緣盒內。該加熱設備在約 0.63秒內將線材加熱至45(T F到500° F之間。加熱設備 的目的在於對在線材製造過程中產生的應力進行熱處理或 應力釋放並且提供一用於螺旋成形的塑性材料,從而減少 成形應力。加熱過程如同整個過程一樣,以一停止/進行或 開/關的方式引導著。加熱器只在當線材移動時才作用。當 線材的移動暫停時,加熱設備便停止工作。這確保了線材 的每部分都能被連續加熱。線材的加熱長度約爲41英寸, 而每個彈簧的長度約爲9英寸。 還應指出的是,試過用於Marshall結構的其他加熱過 程,但均未成功。這些過程昂貴,緩慢且不連續》例如, 在分批爐加熱過程中,一些彈簧曝露在與其他彈簧不同的 溫度下。在另一些所請的電阻加熱過程中,電極夾在完全 成形的彈簧上並且藉由流經彈簧的電流產生熱量。這項技 術的品質有賴於夾住的電極和彈簧間連續的機械接觸,這 在一高速製造過程中是難以實現的。這個方法偶爾還產生 過熱點,毛邊和類似的缺陷。 分批爐加熱要求大宗設備,很昂貴而且需要額外的操 作。當織物口袋經過製造過程時,電阻加熱產生的毛邊是 尤其有害的。 當線材被加熱後,它便移至一成形設備或站(54), 在此線材在保持高溫的同時被成形爲一螺旋形。這可通過 向著一工具施力或推擠而達成。該工具是表面淬硬鋼且其 形狀可以用一連續的且預先決定的方式對著它折彎線材。 ______JO___ 本紙張尺度適用中國國家標準(CNS ) Λ4規格(210X297公处) ----------装丨---ί丨訂I (請先閱讀背面之注意事項再填寫本頁) 407074 經濟部中央標準局員工消費合作社印装 ΙΓ 五、發明説明(及) 結果是產生一直徑約爲2 5/8英寸的螺旋。螺旋彈簧形成後 ,當線材對著靜止的刀刃施力時被可移動切削刀片切斷。 還應指出的是,在被盤曲前加熱線材允許每個彈簧的"熱 ”成形。可以相信的是在螺旋成形步驟前加熱線材能釋放 在當線材的直徑被減小時的線材製造操作中所導致的應力 ,而且加熱步驟將允許螺旋成形步驟以具有較少誘導應力 而達成,因爲當線材處於更具延展性的狀態在高溫下“加 工”。 在加熱成形和切斷後,彈簧被移至一冷卻設備或站( 58),在此處,每個螺旋彈簧被放置在一被裝置能以一定 時,換位的方式旋轉的圓形冷卻轉盤(59)上。轉盤上有 很多用來容納彈簧的槽或開口,如開口(61)用以接收彈 簧。 當轉盤旋轉一段預定的時間時,每個彈簧放置在轉盤 上。每個彈簧在轉盤上的時間是需要降低溫度的函數。轉 盤被設計成在預定的時間內支撐每個彈簧。當彈簧被轉盤 接收和排出時,彈簧的設計是生產率,被使用的槽的數量 和轉盤上槽的位置的函數。在彈簧被轉盤運載的時間內, 或這段時間的一部分,彈簧能受到來自一吹嘴(57)的冷 空氣。吹嘴(57)的電源,是否空氣應被冷卻,被移動的 空氣數量’空氣的溫度和其他因素是例如預定達到的冷卻 溫度、轉盤的速度、彈簧的開始溫度、轉盤上開口或槽的 尺寸和轉盤的直徑的函數,其他因素也可能是有關的。對 上面提及的材料,所希望的“冷卻,’溫度約爲15(T F。此 —-— 11 本紙浪尺度適用中國國家標率(CNS ) Λ4規格(210X 297公符) (諳先閱讀背面之注意事項再填寫本頁} 裝. -1Τ 4070 A7 B7Insteel Wire Products of Andrews, South Carolina. The wire then passes through a magnetic induction heating device or station (52). The heating device, which can be purchased from Inductoheat of Romeo, Michigan, is a 25KW induction device. This heating device is formed in a 43-inch long '_9_____ This paper size is applicable to China National Standard (CNS) Λ4 specification (210X297 cm) Packing-L 丨 Order T (Please read the precautions on the back before filling in this Page} Printed by the Consumer Cooperatives of the Central Standards Bureau of the Ministry of Economic Affairs ^ Printed by the Consumer Cooperatives of the Central Standards Bureau of the Ministry of Economic Affairs 5. Description of the Invention (7) In an insulation box about 6 inches high and about 6 inches wide. The heating device is about 0.63 seconds The wire is heated to 45 (TF to 500 ° F.) The purpose of the heating equipment is to heat treat or release the stress generated during the wire manufacturing process and provide a plastic material for spiral forming to reduce forming stress. The heating process, like the whole process, is guided in a stop / progress or on / off manner. The heater only works when the wire is moving. When the movement of the wire is paused, the heating device stops working. This ensures that the wire is Each part can be continuously heated. The heated length of the wire is about 41 inches, and the length of each spring is about 9 inches. It should also be noted that tried for Marshall knots Other heating processes of the structure, but were unsuccessful. These processes are expensive, slow and discontinuous. For example, in the batch furnace heating process, some springs are exposed to a different temperature from other springs. In others, resistance heating is required. During the process, the electrode is clamped on a fully formed spring and heat is generated by the current flowing through the spring. The quality of this technology depends on the continuous mechanical contact between the clamped electrode and the spring, which is difficult in a high-speed manufacturing process Achieved. This method has occasionally produced hot spots, burrs, and similar defects. Batch furnace heating requires bulk equipment, is expensive, and requires additional operations. The burrs produced by resistance heating are particularly harmful when fabric pockets are manufactured. When the wire is heated, it is moved to a forming device or station (54), where the wire is shaped into a spiral while maintaining high temperature. This can be achieved by forcing or pushing against a tool. The The tool is case hardened steel and its shape can be bent against it in a continuous and predetermined way. ______JO___ This paper Applicable to China National Standard (CNS) Λ4 specification (210X297 public place) ---------- Installation 丨 --- 丨 I (Please read the precautions on the back before filling this page) 407074 Ministry of Economic Affairs Printed by the Consumer Standards Cooperative of the Central Bureau of Standards I. 5. Description of the invention (and) The result is a spiral with a diameter of about 2 5/8 inches. After the coil spring is formed, it can be moved and cut when the wire is forced against a stationary blade. The blade is cut off. It should also be noted that heating the wire before being coiled allows " hot " forming of each spring. It is believed that heating the wire before the spiral forming step will release the heat when the diameter of the wire is reduced. The stress induced in the wire manufacturing operation, and the heating step will allow the spiral forming step to be achieved with less induced stress, because the wire is "processed" at high temperatures when it is in a more ductile state. After the heat forming and cutting, the springs are moved to a cooling device or station (58), where each coil spring is placed on a circular cooling turntable (which can be rotated in a certain position by the device) ( 59). There are many slots or openings on the turntable to receive the spring, such as the opening (61) to receive the spring. When the turntable is rotated for a predetermined time, each spring is placed on the turntable. The time each spring spends on the turntable is a function of the need to reduce the temperature. The turntable is designed to support each spring for a predetermined time. When the spring is received and discharged by the turntable, the design of the spring is a function of productivity, the number of slots used and the position of the slots on the turntable. During or part of the time the spring is carried by the turntable, the spring can be exposed to cold air from a mouthpiece (57). The power supply of the mouthpiece (57), whether the air should be cooled, the amount of air to be moved, the temperature of the air, and other factors are, for example, the intended cooling temperature, the speed of the turntable, the start temperature of the spring, and the size of the opening or slot on the turntable As a function of the diameter of the turntable, other factors may also be relevant. For the materials mentioned above, the desired "cooling, 'temperature is about 15 (TF. This---11 paper wave scales are applicable to China National Standards (CNS) Λ4 specifications (210X 297 public symbols) () read the back Note for refilling this page} Pack. -1Τ 4070 A7 B7

A7ie^v?J 經濟部智慧財產局負工消费合作社印製 五、發明說明( 後,被冷卻的彈簧被移至一壓縮設備或站(60),在此處 ,一風動活塞將每個彈簧降低並壓縮大約半英寸以備將其 插入一 CI袋。 約爲150° F的冷卻的彈簧溫度是使用的金屬的函數而 且應在彈簧被壓縮時將發生一永久變形的溫度之下。此後 ,被壓縮的彈簧將被插入一織物口袋;因此,該溫度應足 夠低以免於燒掉該織物。 除了線材供應設備,還有一織物材料供應設備或站( 62)。一大卷織物材料提供了一細長的在平行於織物的運 動方向上能伸展的織物。該織物接著行至一折疊設備或站 (64),在此處,該織物被自動地導向以在其自身上折 用來產生一後來被壓縮後的彈簧佔據的一空間。〜對輕 (65)爲提供用以將該線材從供應站拉出的驅動器。 然後該織物被移至一包裝或插入設備或站(66),在 此處’它橫斷被冷卻和壓縮後的螺旋彈簧的運動方向。在 此,一覆蓋板保持彈簧處於被壓縮狀態,同時一推進機_ 使每個彈簧滑進由折疊後的織物形成的一空間。接著,帶 有被壓縮彈簧的織物運動到一封閉設備或站(68)。在這 ’ 一超聲波焊接機耩藉由不僅沿著平行於織物的移動方向 而且還在垂直於織物的移動方向的上選擇地將兩個被折曼 的織物連接在一起而下降並完成—封閉的口袋的結耩。這 將一個彈簧與其附近的彈簧在這條線上分離開。另〜組驅 動輕(69)將包含彈簧的織物從封閉站拉出來^ 負載的織物移至下一個定向或旋轉設備或站(70), 12 f紙張尺度適財@ @家標準(CNS)A4規格(21〇 X 297公爱 ----------11 ! ---------訂·-!—-1 ί ·線 (請先閱讀背面之注意事項再填寫本頁:> 經濟部中央標準局員工消费合作社印製 407074 五、發明説明(/ c ) 在此處’袋內部分伸展的彈簧被旋轉90。並且允許其完全 仲展至約爲6 3M英寸。該旋轉和完全伸展伴隨著一系列當 該帶被沿著一鏈式驅動裝置(71)拖動時拍打著這些口袋 的旋轉葉片。最後的結果是產生具有一排連接的織物柱的 完成的細長的連接式袋內螺旋彈簧。 控制此過程和製造設備的是一控制設備(74),它的 功能是當每個站在線材或織物上執行一個動作時向適當的 站發送信號。用此方式,上述之本發明允許的生產率約爲 每分鐘72個螺旋彈簧ύ控制設備還提供整個過程的停止/ 前進、開/關或引導移動。 本發明和裝置有很多優點。首先,降低了在線材成形 階段產生的應力而且將在螺旋成形時誘導產生的應力最小 化。.其次’將此應力最小化大大地改進了彈簧的效能特性 。不想及不希望的變形會急劇減少,而且會增加彈簧的耐 用性。 再次’當彈簧之未料到的變形被減少或避免時,需要 更少的線材以製造耐久的螺旋彈簧。這將節約大約10-25% 的材料成本。應力釋放過程還能使用更低拉力的線材,又 可節約成本。 最後’本發明服務與一製造生產線相符的熱處理操作 。加熱是迅速’非接觸的和獨立於線材的狀況。結果是一 個個的連續的彈簧。進一步說,.不會延緩正在進行的製造 操作。 這裡詳細敘述了本發明的兩個實施例。其它的修改和 _____J3_ 本紙尺度適用中國國家¥學^: CNS ) Λ4規格(210x 297公餘) —.-------种衣------—1Τ:------^ » ~ · 1 (請先閱讀背面之注意事項再域寫本頁) 經濟部智慧財產局貝工消费合作社印製 407074 a7 漸净B7 - γ ---- 五、發明說明(丨丨) 不同將對等的原則下與下面申請專利範圍的領域相符。例 如,不同的站或設備的變化被視爲對等的。由於線材的變 化而導致的溫度變化也被視爲等同的。明顯地,新技術或 其它不同也將是等同的,因爲沒有限制在對等原則下的任何 申請。 圖式主要元件符號說明 10 一卷線材 12 一卷織物材料 14 折疊站 16 線材加熱站 18 於高溫下藉由將線材推抵著一工具而使線材形成一 螺旋形狀 20 線材切斷站 22 線材冷卻站 24 線材壓縮站 26 線材被插進折叠織物之空間中 28 包裝站 30 在口袋內將彈簧定向以允許完全展開 32 連接式袋內螺旋彈簧之長度 50 線材之供料輪 51 動力輥 52 磁性加熱站 54 線材成形設備 56 用於切斷線材之可移動切削刀片 14 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公爱) -------------裝-------1訂.1 11'1.;---線 (請先閱讀背面之注意事項再填寫本頁) A7 B7 407074 五、發明說明((>) 57 冷卻吹嘴 58 冷卻設備 59 圓形冷卻轉盤 60 壓縮設備 61 用於容納彈簧之開口 62 織物材料供應設備 64 折疊設備 65 一對用以將織物從供應站拉出之輥 66 包裝設備 68 封閉設備 69 用以將包含彈簧的織物從封閉站拉出之驅動輥 70 旋轉設備 71 鏈式驅動裝置 72 連接式袋內螺旋彈簧之長度 74 控制設備 (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局貝工消费合作社印製 15 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)A7ie ^ v? J Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. 5. Description of the invention The spring is lowered and compressed approximately half an inch in preparation for insertion into a CI bag. The cooled spring temperature of approximately 150 ° F is a function of the metal used and should be below a temperature at which the spring will undergo permanent deformation when compressed. The compressed spring will be inserted into a fabric pocket; therefore, the temperature should be low enough to avoid burning the fabric. In addition to the wire supply equipment, there is also a fabric material supply equipment or station (62). A large roll of fabric material provides An elongated fabric that can be stretched in a direction parallel to the direction of motion of the fabric. The fabric then travels to a folding device or station (64) where the fabric is automatically guided to fold on itself to produce a A space that is later occupied by a compressed spring. ~ To light (65) is to provide a driver to pull the wire from the supply station. The fabric is then moved to a packaging or insertion device or station (66), in this Everywhere, it traverses the movement direction of the cooled and compressed coil spring. Here, a cover plate keeps the spring in a compressed state, while a pusher_ slides each spring into a space formed by the folded fabric . Next, the fabric with the compressed spring is moved to a closed device or station (68). Here, an ultrasonic welding machine is used not only along the direction of movement parallel to the fabric but also perpendicular to the direction of movement of the fabric. The upper selectively connects the two folded fabrics together and lowers and completes-the crust of the closed pocket. This separates a spring from its nearby springs on this line. The other ~ set of driving light (69) will The fabric containing the spring is pulled out from the closed station ^ The loaded fabric is moved to the next orientation or rotating device or station (70), 12 f paper size is suitable for financial @ @ 家 标准 (CNS) A4 specifications (21〇X 297 公 爱- --------- 11! --------- Order ·-! —- 1 ί (Please read the notes on the back before filling out this page: > Central Bureau of Standards, Ministry of Economic Affairs Printed by Employee Consumer Cooperatives 407074 V. Description of Invention (/ c) 'bag here The partially stretched spring is rotated 90. and allowed to fully expand to approximately 6 3 M inches. The rotation and full extension are accompanied by a series of taps as the band is dragged along a chain drive (71) The rotating blades of the pocket. The end result is a finished elongated connected pocket coil spring with a row of connected fabric columns. Controlling this process and manufacturing equipment is a control device (74), which functions as Each station sends a signal to the appropriate station when performing an action on the wire or fabric. In this way, the above-mentioned invention allows a productivity of approximately 72 coil springs per minute. The control device also provides the stop / forward, start and stop of the entire process. / Off or Guided Move. The invention and device have many advantages. First, the stress generated during the wire forming phase is reduced and the stress induced during spiral forming is minimized. Secondly, 'minimizing this stress greatly improves the performance characteristics of the spring. Unwanted and undesired deformations are drastically reduced and the durability of the spring is increased. Once again 'when unanticipated deformation of the spring is reduced or avoided, fewer wires are required to make a durable coil spring. This will save about 10-25% in material costs. The stress relief process can also use lower tensile wires, which also saves costs. Finally, the invention services heat treatment operations consistent with a manufacturing line. The heating is rapid ' non-contact and independent of the condition of the wire. The result is one continuous spring. Furthermore,. Will not delay ongoing manufacturing operations. Here, two embodiments of the present invention are described in detail. Other modifications and _____J3_ The paper size is applicable to the Chinese country ¥ Xue ^: CNS) Λ4 size (210x 297 public space) —.------- seed coat ------ 1T: ----- -^ »~ · 1 (Please read the notes on the back before writing this page) Printed by Shelley Consumer Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs 407074 a7 Gradually Clean B7-γ V. Description of Invention (丨 丨) The principle of reciprocity will be consistent with the scope of patent application below. For example, changes in different stations or equipment are considered equivalent. Temperature changes due to wire changes are also considered equivalent. Obviously, new technologies or other differences will also be equivalent, as there are no restrictions on any applications under the principle of reciprocity. Explanation of symbols of main elements of the drawing 10 A coil of wire 12 A coil of fabric material 14 Folding station 16 Wire heating station 18 At high temperature, the wire is formed into a spiral shape by pushing the wire against a tool 20 Wire cutting station 22 Wire cooling Station 24 Wire compression station 26 Wire is inserted into the space of the folded fabric 28 Packaging station 30 Orient the spring in the pocket to allow full expansion 32 Length of the coil spring in the connected bag 50 Feeder wheel for the wire 51 Power roller 52 Magnetic heating Station 54 Wire forming equipment 56 Movable cutting blades for cutting wire 14 This paper size is applicable to China National Standard (CNS) A4 (210 X 297 public love) ------------- Install ------- 1 order. 1 11'1 .; --- line (Please read the precautions on the back before filling this page) A7 B7 407074 V. Description of the invention (>) 57 Cooling nozzle 58 Cooling device 59 Round cooling turntable 60 Compression device 61 Opening for accommodating spring 62 Fabric material supply device 64 Folding device 65 A pair of rollers for pulling the fabric out of the supply station 66 Packaging device 68 Closing device 69 Fabric containing springs from a closed station Out of the driving roller 70 rotating equipment 71 chain drive 72 length of the coil spring in the connected bag 74 control equipment (please read the precautions on the back before filling out this page) 15 copies printed by the shelling consumer cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs Paper size applies to China National Standard (CNS) A4 (210 X 297 mm)

Claims (1)

0 0 年0 0 years rL· 88 88 ABCD y r 六、申請專利範圍 1·一用於製造一細長的連接式袋內螺旋彈簧的方法 ,其包括下列步驟: (請先閱讀背面之注意事項再填寫本頁) 提供一能被成形爲一大量螺旋彈簧的線材,其中該線 材具有一彈性極限; 提供一用於形成大量空間的材料,每個空間接受一個 螺旋彈簧; 將該線材加熱至能釋放其內部應力的溫度; 在該線材處於高溫下將該線材成形爲一螺旋形; 將產生的螺旋線彈簧冷卻至該彈簧預期變形低於該線 材的彈性極限下的溫度; 壓縮該螺旋彈簧; 處理該材料以形成用於該螺旋彈簧的空間; 將一壓縮後的螺旋彈簧插進每個空間;而且 在該空間的周圍封住該材料以形成大量連接的, 彈簧的口袋。 2 _如申請專利範圍第1項之方法,其中: 經濟部智慧財產局工消費合作社印製 所說加熱步驟包括將該線材的溫度升至大約爲_45〇°p 至500°F的範圍〇 3 ·如申請專利範圍第1項之方法,包括以下步驟提 供折彎該線材的一個工具。 4 ·如申請專利範圍第2項之方法,其中: 該線材供給步驟包括提供線材直徑在0.071,〇.Q83 $ 0.094英寸間的線材。 5 ·如申請專利範圍第2項之方法,其中: 木紙張尺度逍用中國國家梂準(CNS ) A4说格(210X297公釐) 0 0 年rL · 88 88 ABCD yr 6. Scope of Patent Application 1. A method for manufacturing a coil spring in an elongated connected bag, which includes the following steps: (Please read the precautions on the back before filling this page) Provide a feature A wire formed into a large number of coil springs, wherein the wire has an elastic limit; a material for forming a large number of spaces, each space receiving a coil spring; heating the wire to a temperature capable of releasing its internal stress; The wire is shaped into a spiral at a high temperature; the resulting coil spring is cooled to a temperature at which the spring is expected to deform below the elastic limit of the wire; the coil spring is compressed; the material is processed to form a Space for coil springs; insert a compressed coil spring into each space; and seal the material around the space to form a large number of connected, spring pockets. 2 _ The method of applying for item 1 of the patent scope, wherein: the heating step printed by the Industrial and Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy includes raising the temperature of the wire to a range of approximately _45 ° p to 500 ° F. 3. The method of item 1 of the patent application scope, including the following steps, provides a tool for bending the wire. 4. The method according to item 2 of the scope of patent application, wherein: the wire supply step includes providing a wire having a wire diameter between 0.071, 0.083 and 0.094 inches. 5 · The method as described in the second item of the patent application scope, in which: the paper and paper scales are free from the Chinese National Standard (CNS) A4 standard (210X297 mm) 0 0 years rL· 88 88 ABCD y r 六、申請專利範圍 1·一用於製造一細長的連接式袋內螺旋彈簧的方法 ,其包括下列步驟: (請先閱讀背面之注意事項再填寫本頁) 提供一能被成形爲一大量螺旋彈簧的線材,其中該線 材具有一彈性極限; 提供一用於形成大量空間的材料,每個空間接受一個 螺旋彈簧; 將該線材加熱至能釋放其內部應力的溫度; 在該線材處於高溫下將該線材成形爲一螺旋形; 將產生的螺旋線彈簧冷卻至該彈簧預期變形低於該線 材的彈性極限下的溫度; 壓縮該螺旋彈簧; 處理該材料以形成用於該螺旋彈簧的空間; 將一壓縮後的螺旋彈簧插進每個空間;而且 在該空間的周圍封住該材料以形成大量連接的, 彈簧的口袋。 2 _如申請專利範圍第1項之方法,其中: 經濟部智慧財產局工消費合作社印製 所說加熱步驟包括將該線材的溫度升至大約爲_45〇°p 至500°F的範圍〇 3 ·如申請專利範圍第1項之方法,包括以下步驟提 供折彎該線材的一個工具。 4 ·如申請專利範圍第2項之方法,其中: 該線材供給步驟包括提供線材直徑在0.071,〇.Q83 $ 0.094英寸間的線材。 5 ·如申請專利範圍第2項之方法,其中: 木紙張尺度逍用中國國家梂準(CNS ) A4说格(210X297公釐) 407074 Μ D8 一 ^------------------*---— _ 7Τ、申“專利範固 所說冷卻步驟包括在成形後將該線材冷卻至約爲 150°F ° (請先閲讀背面之注意事項再^寫本頁) 6 ·如申請專利範圍第4項之方法,包括以下步驟約 以每分鐘72個的速度製造連接的袋式彈簧。 7,如申請專利範圍第6項之方法,其中: 以每分鐘約320英尺的流率供給該線材。 8 ·如申請專利範圍第1項之方法,其包括: 在螺旋彈簧成形步驟後切斷該線材; 在螺旋彈簧成形步驟後壓縮該線材;而且 在封閉步驟後將該彈簧定向。 9·一用於形成一細長的連接式袋內螺旋彈簧的設備 ,其包括以下組合: 一用於供給一待螺旋的線材的線材供給設備; 一有效地連接到該線材供給設備用以當該線材從該供 給設備到一螺旋成形設備經過時對其進行感應加熱的加熱 設備; 一有效地連接到該加熱設備用以當該線材處於高溫時 折彎該線材的螺旋成形設備; 經濟部智慧財產局灵工消費合作社印製 一有效地連接到該螺旋成形設備用以從該線材供給設 備分離螺旋線彈簧的切斷設備; 一有效地連接到該螺旋成形設備用以降低該螺旋線彈 簧的溫度的冷卻設備; 一有效地連接到該螺旋成形設備用以提供一細長材料 的材料供給設備; 2 本紙珉犬度逍用中國鬮家棵準(CNS ) A4说格(2丨0XW7公釐) 407074 Μ D8 一 ^------------------*---— _ 7Τ、申“專利範固 所說冷卻步驟包括在成形後將該線材冷卻至約爲 150°F ° (請先閲讀背面之注意事項再^寫本頁) 6 ·如申請專利範圍第4項之方法,包括以下步驟約 以每分鐘72個的速度製造連接的袋式彈簧。 7,如申請專利範圍第6項之方法,其中: 以每分鐘約320英尺的流率供給該線材。 8 ·如申請專利範圍第1項之方法,其包括: 在螺旋彈簧成形步驟後切斷該線材; 在螺旋彈簧成形步驟後壓縮該線材;而且 在封閉步驟後將該彈簧定向。 9·一用於形成一細長的連接式袋內螺旋彈簧的設備 ,其包括以下組合: 一用於供給一待螺旋的線材的線材供給設備; 一有效地連接到該線材供給設備用以當該線材從該供 給設備到一螺旋成形設備經過時對其進行感應加熱的加熱 設備; 一有效地連接到該加熱設備用以當該線材處於高溫時 折彎該線材的螺旋成形設備; 經濟部智慧財產局灵工消費合作社印製 一有效地連接到該螺旋成形設備用以從該線材供給設 備分離螺旋線彈簧的切斷設備; 一有效地連接到該螺旋成形設備用以降低該螺旋線彈 簧的溫度的冷卻設備; 一有效地連接到該螺旋成形設備用以提供一細長材料 的材料供給設備; 2 本紙珉犬度逍用中國鬮家棵準(CNS ) A4说格(2丨0XW7公釐) Α8 Β8 C8 D8 407074 六、申請專利範圍 一有效地連接到該材料供給設備用以接收來自材料供 給設備的該細長材料和來自該冷卻設備的該螺旋線彈簧的 包裝設備,其中每個該彈簧被插進一有該細長材料所形成 的相應的空間; 一有效地連接到該裝入設備用以限定在該細長材料上 的這些空間因此完成一連接的細長口袋的封閉設備;以及 有效地連接到該冷卻設備和該加熱設備用以控制該袋 內螺旋彈簧的成形的控制機耩。 1 〇 ·如申請專利範圍第9項之設備,其包括: 一有效地連接到該冷卻設備用以接收來自冷卻設備的 該螺旋彈簧和在該螺旋彈簧被插進由該材料形成的空間之 前壓縮該彈簧的壓縮設備; —有效地連接到該材料供給設備用以接收來自該材料 供給設備的該細長材料和形成接受該螺旋彈簧的該空間@ 折疊設備;而且 一有效地連接到該封閉設備的定向設備以在由該材料_ 形成的這些空間內旋轉該彈簧。 1 1 ·如申請專利範圍第10項之設備,其中: 該加熱設備將該線材的溫度升至大約爲45(TF至 的範圍。 1 2 ·如申請專利範圍第11項之設備,其中: 該冷卻設備將處於高溫的該彈簧冷卻至約爲150。 1 3 ·如申請專利範圍第I2項之設備,其中: 控制機耩提供用以製造約爲每分鐘72個連接的袋式 ----------裝-----’一訂 1 ---r--泉 (請先聞讀背面之注意事項再填寫本頁j 經濟部智慧財產局員工消費合作社印製 遑用中國國家標率(CNS 洗格(210X297公釐) Α8 Β8 C8 D8 407074 六、申請專利範圍 一有效地連接到該材料供給設備用以接收來自材料供 給設備的該細長材料和來自該冷卻設備的該螺旋線彈簧的 包裝設備,其中每個該彈簧被插進一有該細長材料所形成 的相應的空間; 一有效地連接到該裝入設備用以限定在該細長材料上 的這些空間因此完成一連接的細長口袋的封閉設備;以及 有效地連接到該冷卻設備和該加熱設備用以控制該袋 內螺旋彈簧的成形的控制機耩。 1 〇 ·如申請專利範圍第9項之設備,其包括: 一有效地連接到該冷卻設備用以接收來自冷卻設備的 該螺旋彈簧和在該螺旋彈簧被插進由該材料形成的空間之 前壓縮該彈簧的壓縮設備; —有效地連接到該材料供給設備用以接收來自該材料 供給設備的該細長材料和形成接受該螺旋彈簧的該空間@ 折疊設備;而且 一有效地連接到該封閉設備的定向設備以在由該材料_ 形成的這些空間內旋轉該彈簧。 1 1 ·如申請專利範圍第10項之設備,其中: 該加熱設備將該線材的溫度升至大約爲45(TF至 的範圍。 1 2 ·如申請專利範圍第11項之設備,其中: 該冷卻設備將處於高溫的該彈簧冷卻至約爲150。 1 3 ·如申請專利範圍第I2項之設備,其中: 控制機耩提供用以製造約爲每分鐘72個連接的袋式 ----------裝-----’一訂 1 ---r--泉 (請先聞讀背面之注意事項再填寫本頁j 經濟部智慧財產局員工消費合作社印製 遑用中國國家標率(CNS 洗格(210X297公釐) 407074 Α8 Β8 C8 D8 經濟部智慧财產局貝工消費合作社印裂 六、申請專利範圍 簧。 1 4 .如申請專利範圍第13項之設備,其中: 該線材供給設備以每分鐘約320英尺的速度供給該線 材。 1 5 .如申請專利範圍第9項之設備’其中: 該冷卻設備是一從該螺旋成形設備接受彈簧的可旋轉 轉盤。 1 6 .如申請專利範圍第9項之設備’其中: 該冷卻設備能使該螺旋線彈簧達到該線材之預期變形 低於彈性極限之下的溫度。 1 7 .如申請專利範圍第10項之設備,其中: 該冷卻設備能使該螺旋線彈簧達到該彈簧的壓縮將在 該線材的彈性極限之下的變形的溫度。 1 8 ·如申請專利範圔第15項之設備’其中: 該冷卻設備能使該螺旋線彈簧達到在該線材之預期變 形低於彈性極限之下的溫度。 1 9,如申請專利範圔第17項之設備,其中: 該加熱設備將該線材的溫度升至大約爲450°F至500°F 的範圍。 2 0 .如申請專利範圍第19項之設備,其中: 該冷卻設備是一從該螺旋成形設備接受彈簧的可旋轉 轉盤。 (請先閲讀背面之注意事項再填寫本頁) 本紙殊尺度逋用中«國家梯準(CNS ) A4规格(210X297公釐) 407074 Α8 Β8 C8 D8 經濟部智慧财產局貝工消費合作社印裂 六、申請專利範圍 簧。 1 4 .如申請專利範圍第13項之設備,其中: 該線材供給設備以每分鐘約320英尺的速度供給該線 材。 1 5 .如申請專利範圍第9項之設備’其中: 該冷卻設備是一從該螺旋成形設備接受彈簧的可旋轉 轉盤。 1 6 .如申請專利範圍第9項之設備’其中: 該冷卻設備能使該螺旋線彈簧達到該線材之預期變形 低於彈性極限之下的溫度。 1 7 .如申請專利範圍第10項之設備,其中: 該冷卻設備能使該螺旋線彈簧達到該彈簧的壓縮將在 該線材的彈性極限之下的變形的溫度。 1 8 ·如申請專利範圔第15項之設備’其中: 該冷卻設備能使該螺旋線彈簧達到在該線材之預期變 形低於彈性極限之下的溫度。 1 9,如申請專利範圔第17項之設備,其中: 該加熱設備將該線材的溫度升至大約爲450°F至500°F 的範圍。 2 0 .如申請專利範圍第19項之設備,其中: 該冷卻設備是一從該螺旋成形設備接受彈簧的可旋轉 轉盤。 (請先閲讀背面之注意事項再填寫本頁) 本紙殊尺度逋用中«國家梯準(CNS ) A4规格(210X297公釐)rL · 88 88 ABCD yr 6. Scope of Patent Application 1. A method for manufacturing a coil spring in an elongated connected bag, which includes the following steps: (Please read the precautions on the back before filling this page) Provide a feature A wire formed into a large number of coil springs, wherein the wire has an elastic limit; a material for forming a large number of spaces, each space receiving a coil spring; heating the wire to a temperature capable of releasing its internal stress; The wire is shaped into a spiral at a high temperature; the resulting coil spring is cooled to a temperature at which the spring is expected to deform below the elastic limit of the wire; the coil spring is compressed; the material is processed to form a Space for coil springs; insert a compressed coil spring into each space; and seal the material around the space to form a large number of connected, spring pockets. 2 _ The method of applying for item 1 of the patent scope, wherein: the heating step printed by the Industrial and Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy includes raising the temperature of the wire to a range of approximately _45 ° p to 500 ° F. 3. The method of item 1 of the patent application scope, including the following steps, provides a tool for bending the wire. 4. The method according to item 2 of the scope of patent application, wherein: the wire supply step includes providing a wire having a wire diameter between 0.071, 0.083 and 0.094 inches. 5 · The method according to item 2 of the scope of patent application, in which: the paper and paper scale are freely used in China National Standards (CNS) A4 standard (210X297 mm) 407074 Μ D8 a ^ ----------- ------- * ----- _ 7T, applying "Patent Fangu said the cooling step includes cooling the wire to about 150 ° F after forming (please read the precautions on the back before writing) (This page) 6 · The method according to item 4 of the patent application includes the following steps to produce a connected pocket spring at a speed of about 72 per minute. 7. The method according to item 6 of the patent application, wherein: A flow rate of about 320 feet is supplied to the wire. 8 The method of claim 1 including: cutting the wire after the coil spring forming step; compressing the wire after the coil spring forming step; and closing the wire Orient the spring. 9. An apparatus for forming a slender connected pocket coil spring, which includes the following combinations: a wire supply device for supplying a wire to be coiled; an effective connection to the wire A supply device for supplying the wire from the supply A heating device for induction heating the spiral forming device when it passes; a spiral forming device which is effectively connected to the heating device to bend the wire when the wire is at a high temperature; Printing a cutting device effectively connected to the spiral forming device to separate the spiral spring from the wire supply device; a cooling device effectively connected to the spiral forming device to reduce the temperature of the spiral spring; a Material supply equipment that is effectively connected to the spiral forming equipment to provide a slender material; 2 papers and dogs are used by Chinese family members (CNS) A4 grid (2 丨 0XW7 mm) 407074 Μ D8 a ^- ----------------- * ----- _ 7T, applying "Patent Fangu said the cooling step includes cooling the wire to about 150 ° F ° after forming ( (Please read the precautions on the back before writing this page) 6 · If the method of patent application No. 4 method includes the following steps to produce a connected pocket spring at a speed of about 72 per minute. 7. The method of claim 6 in the scope of patent application, wherein: the wire is supplied at a flow rate of about 320 feet per minute. 8. The method of claim 1 including: cutting the wire after the coil spring forming step; compressing the wire after the coil spring forming step; and orienting the spring after the closing step. 9. An apparatus for forming a coil spring in an elongated, connected bag, which includes the following combinations: a wire supply apparatus for supplying a wire to be coiled; and an effective connection to the wire supply apparatus for A heating device for induction heating the wire as it passes from the supply device to a spiral forming device; a spiral forming device effectively connected to the heating device to bend the wire when the wire is at a high temperature; the Bureau of Intellectual Property Linggong Consumer Cooperative prints a cutting device that is effectively connected to the spiral forming device to separate the spiral spring from the wire supply device; a cutting device that is effectively connected to the spiral forming device to reduce the temperature of the spiral spring Cooling equipment; a material supply equipment that is effectively connected to the spiral forming equipment to provide a slender material; 2 papers and dogs are used by Chinese family members (CNS) A4 grid (2 丨 0XW7 mm) Α8 Β8 C8 D8 407074 6. Scope of patent application-Effectively connected to the material supply equipment to receive from the material supply equipment Packaging device for the elongated material and the coil spring from the cooling device, wherein each of the springs is inserted into a corresponding space formed by the elongated material; an effective connection to the loading device for defining The spaces on the elongated material thus complete a closed device of a connected elongated pocket; and a control unit 有效 which is effectively connected to the cooling device and the heating device to control the formation of the coil spring in the bag. 10. The device according to item 9 of the scope of patent application, comprising: an operatively connected to the cooling device to receive the coil spring from the cooling device and compressing the coil spring before it is inserted into the space formed by the material The compression device of the spring;-effectively connected to the material supply device to receive the elongated material from the material supply device and form the space to receive the coil spring @ folding device; and an effective connection to the closure device Orient the device to rotate the spring in the spaces formed by the material. 1 1 · If the equipment in the scope of the patent application item 10, wherein: the heating equipment raises the temperature of the wire to about 45 (TF to the range. 1 2 · If the equipment in the scope of the patent application item 11, wherein: the The cooling device cools the spring at a high temperature to about 150. 1 3 · As for the device in the scope of patent application No. I2, wherein: The control machine provides a bag type for manufacturing about 72 connections per minute ---- ------ Equipment ----- 'One Order 1 --- r--Quan (Please read the notes on the back before filling in this page. National Standards (CNS Washer (210X297mm) A8 B8 C8 D8 407074) 6. Scope of Patent Application-Effectively connected to the material supply equipment to receive the slender material from the material supply equipment and the spiral from the cooling equipment Packaging device for wire springs, wherein each of the springs is inserted into a corresponding space formed by the elongated material; an effective connection to the loading device for defining the spaces on the elongated material thus completing a connection Of slim pockets And a control device operatively connected to the cooling device and the heating device to control the formation of the coil spring in the bag. 1. The device according to item 9 of the scope of patent application, including: an effective connection To the cooling device to receive the coil spring from the cooling device and a compression device to compress the spring before the coil spring is inserted into the space formed by the material;-effectively connected to the material supply device to receive from the material The elongated material of the material supply device and the space forming the receiving spring coil @ the folding device; and an orientation device effectively connected to the closing device to rotate the spring in the spaces formed by the material _ 1 1 · For example, the equipment in the scope of patent application No. 10, where: the heating equipment raises the temperature of the wire to about 45 (TF to the range. 1 2) If the equipment in the scope of patent application No. 11, where: the cooling equipment will The spring at a high temperature is cooled to about 150. 1 3 · As for the device in the scope of patent application No. I2, wherein: Manufacture of about 72 connected bags per minute ---------- packing ----- 'one order 1 --- r--quan (Please read the precautions on the back before filling in this Page j Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs' Consumer Cooperatives and using the Chinese National Standard (CNS Ziege (210X297 mm) 407074 Α8 Β8 C8 D8 1 4. The device according to item 13 of the scope of patent application, wherein: the wire supply device supplies the wire at a speed of about 320 feet per minute. 15. The device according to item 9 of the scope of patent application, wherein: The cooling device is a rotatable turntable that receives a spring from the spiral forming device. 16. The device according to item 9 of the scope of patent application, wherein: the cooling device can make the coil spring reach a temperature at which the expected deformation of the wire is lower than the elastic limit. 17. The device according to item 10 of the scope of patent application, wherein: the cooling device enables the coil spring to reach a temperature at which the compression of the spring will deform below the elastic limit of the wire. 1 8 · The device according to item 15 of the patent application, wherein: The cooling device can make the coil spring reach a temperature below the expected deformation of the wire below the elastic limit. 19. The device according to item 17 of the patent application, wherein: the heating device raises the temperature of the wire to a range of approximately 450 ° F to 500 ° F. 20. The device as claimed in claim 19, wherein: the cooling device is a rotatable turntable that receives a spring from the spiral forming device. (Please read the precautions on the back before filling this page) In the standard of this paper, «National Ladder Standard (CNS) A4 Specification (210X297 mm) 407074 Α8 Β8 C8 D8 Sixth, the scope of patent application spring. 14. The device according to item 13 of the scope of patent application, wherein: the wire supply device supplies the wire at a speed of about 320 feet per minute. 15. The device according to item 9 of the scope of patent application, wherein: The cooling device is a rotatable turntable that receives a spring from the spiral forming device. 16. The device according to item 9 of the scope of patent application, wherein: the cooling device can make the coil spring reach a temperature at which the expected deformation of the wire is lower than the elastic limit. 17. The device according to item 10 of the scope of patent application, wherein: the cooling device enables the coil spring to reach a temperature at which the compression of the spring will deform below the elastic limit of the wire. 1 8 · The device according to item 15 of the patent application, wherein: The cooling device can make the coil spring reach a temperature below the expected deformation of the wire below the elastic limit. 19. The device according to item 17 of the patent application, wherein: the heating device raises the temperature of the wire to a range of approximately 450 ° F to 500 ° F. 20. The device as claimed in claim 19, wherein: the cooling device is a rotatable turntable that receives a spring from the spiral forming device. (Please read the precautions on the back before filling out this page) This paper is in use «National Ladder Standard (CNS) A4 Specification (210X297 mm)
TW087108577A 1997-05-30 1998-06-16 Method and apparatus for manufacturing a length of connected pocketed coil springs TW407074B (en)

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GB2347638B (en) * 1999-03-11 2002-08-07 Thomas Patrick Kellett Method of and apparatus for manufacturing mattress spring units
CN100460105C (en) * 2007-06-20 2009-02-11 重庆大学 Anti-deforming arrangement of reinforcing wire case tension bourette
US8214184B2 (en) * 2007-10-19 2012-07-03 Nhk International Corp. Reverse engineering based coil spring design method
CN101435476B (en) * 2007-11-15 2010-09-08 上海中国弹簧制造有限公司 Spring production process flow for increasing load detection times
CN101458533B (en) * 2007-12-14 2010-05-26 重庆望江工业有限公司 Steel wire tension control method and device for winding multi-strand helical spring
US8912472B1 (en) 2010-07-19 2014-12-16 Barnes Group Inc. Induction heating of springs
CN102172746B (en) * 2011-03-09 2012-12-12 徐建坤 Multifunctional serpentine spring production device
JP5361098B1 (en) * 2012-09-14 2013-12-04 日本発條株式会社 Compression coil spring and method of manufacturing the same
CN103057109B (en) * 2012-12-20 2015-11-04 昆山三多乐电子有限公司 Spring automatic curled device
CN104438982B (en) * 2013-09-25 2017-03-01 澳门泰华机械有限公司 Automatic production equipment of bagged springs
WO2018118035A1 (en) * 2016-12-21 2018-06-28 Sealy Technology, Llc System and method of producing a coil for a mattress
CN109186156A (en) * 2018-08-30 2019-01-11 无为县天天乐床垫厂 A kind of cooling equipment for mattress spring processing
MX2021013643A (en) 2019-05-20 2022-01-06 Bekaert Sa Nv Method of making a spring core for a mattress or for seating products.
CN111167979A (en) * 2019-12-31 2020-05-19 江苏新华合金有限公司 Trial production process of spring produced by using steel wire

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US5572853A (en) * 1994-08-15 1996-11-12 Simmons Company Method and apparatus for conditioning pocketed coil springs

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ZA984692B (en) 1999-01-04
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IL133186A0 (en) 2001-03-19
AR012893A1 (en) 2000-11-22
HUP0003166A3 (en) 2001-03-28
PL337209A1 (en) 2000-08-14
CN1264327A (en) 2000-08-23
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CO4870768A1 (en) 1999-12-27
AU7810498A (en) 1998-12-30
BR9809886A (en) 2000-06-27
PE43399A1 (en) 1999-05-06

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