446589 对汊部中央標準局員工消费合作社印^ > A7 B7 五、發明説明（1 ) 發明領域= 本發明涉及一種在一對軋輥支承軸的各端部單端支承 放置加工軋輥的條鋼軋機。446589 Printed by the Consumer Standards Cooperative of the Central Bureau of Standards of the Ministry of Defense ^ > A7 B7 V. Description of the Invention (1) Field of the Invention = The present invention relates to a strip rolling mill in which processing rolls are placed on each end of a pair of roll support shafts. .
發明背景Z ----_--1---Y------1T^---^---^---li-5-β (餚先Μ讀背面之注意事項再填艿本頁) 4 4 6 5 8 9 Α? Β7 五、發明説明（2 ) 軸5 5傳來的旋轉力β 另外，上述二個軋輥支承軸5 8、5 8分別外嵌有連 接縫隙調整機構的偏心套筒（圖中未畫出），並在機架 5 1內分別被支承著通過縫隙調整機構的操作，可以改 變偏心套筒的旋轉角度，因此，軋輥支承軸5 8、5 8可 以在上述的副齒輪58 a、58 a和第一、第二正齒輪 5 6 t>，5 7 a分別保持嚙合狀態時變化兩軸心之間的距 離，以調節加工軋輥52、52之間的縫隙。 在使用外周由多個孔槽形成的加工軋輥52、52時 ，在軋製中當孔槽磨損或替換其他尺寸的孔槽時*加工軋 輥5 2、5 2換成替換狀態*使其他的孔槽位於傳輸線P 上，以替代現在處於傳輸線P上孔槽，進行孔槽交換》 參照第1 4圖說明孔槽的交換作業》在第1 4圖中， 加工軋輥5 2的外周圔有4個孔槽C 1 一 C 4，位於一側 端面的第一孔槽C 1處於傳輸線P的位置上•固定在軋輥 支承軸5 8的端部》 經濟部中央標準局—工消f合作社印製 {請先Μ讀背而之注意事項各填寫本頁> 從這種狀態進行孔槽交換時•例如，要使和第一孔槽 C 1相鄰的第二孔槽C 2位於傳輸線上時，首先*將旋在 軋輥支承軸5 8端部的軋輥緊固蓋6 0從軋輥支承軸5 8 上取下來，再將加工軋輥5 2、墊片6 1順序從軋輥支承 軸上取出。然後，交換加工軋輥5 2和墊片6 1的順序， 再如第15圖那樣，順序將加工軋輥52、墊片61嵌入 軋輥支承軸5 8後，用軋辊緊固蓋6 0旋於軋輥支承軸 5 8的端部固定。這樣*第二孔槽C 2就位於傅輸線上了 本紙張尺度適用中Β國家標準{ CNS ) A4«L格（2丨0X297公漦） -5- P 446589 A7 B7 五、發明説明（3 ) 。對圖上沒有表示出的其他加工軋輥5 2也進行上述同樣 的作業，孔槽交換完畢。 另外，如果要進行使第三孔槽C 3和第四孔槽C 4位 於傳輸線上的孔槽交換時，要在拔出加工軋輥5 2的狀態 將它軸向翻轉，然後進行如第1 4圖，第1 5圖所示的安 裝作業。這樣要從軋輥支承軸5 8上將加工軋輥5 5裝卸 來進行的孔槽交換作業，通常在傳輸線上進行。 【要解決的課題】 如上所述，以前在傅輸線上進行的上述帶有加工軋輥 裝卸的孔槽交換作業需要大量的時間和勞力（例如，1 0 台機架約需要6個人X30分鐘）*因此產生了生產力顯 著低下的問題。 另外，機架內軋輥的孔槽位置，會由於裝配誤差，軋 輥孔槽製造誤差等等而偏離所希望的位置•這樣產生偏離 相鄰機架間排列位置時候，如第1 5圖所示，有必要進一 步用墊片6 2進行調整，使孔槽交換作業更加繁難。 ^¾‘部中决桴準局負工消費合作社印^ 本發明針對以前的問題，其目的是提供一種使孔槽容 易交換，由此來提高生產性和作業能力，進一步使裝置整 體結構更簡潔的條鋼軋製機《 發明目的及槪述： 【解決課題的方法】 爲了達到上述目的，本發明的特徵是，申請専利範圍 -6- (請先閱讀背面之注意事項再填"本頁) 本紙張尺度適用中國國家樣準（CNS>A4規格（210X297公漦） A7 B7 五、發明説明u ) 第1的條鋼軋機是帶有對著输送軋件的輸送線上設置的機 架的上述輸送線側平行地設置了單端分別被支承且在外周 各有多個孔槽的一對加工軋輥的條鋼軋機，加工軋輥的軸 向設有可以移動和孔槽間隔對應的可動部件，並且支承加 工軋輥和可動部件一體移動。 根據上述的結構，可以根據孔槽的間隔僅僅將可動部 件移動一段距離來進行孔槽交換•也即不需要向以前那樣 要進行裝卸加工軋輥的作業，使作業變得簡單，同時縮短 作業時間。 經濟部中夾標卑局K工消費合作社印掣 {請先閱讀背面之注意事項再填寫本頁) 本發明的特徵是申請專利範圍第2項的條鋼軋機，從 設置在機架一端側的驅動力输入部件到另一端的驅動力傳 送軸和中間傳送軸和一對軋輥支承軸和它們的各個軸部件 相互平行設置，加工軋輥分別同軸狀地設置在各軋輥支承 軸的端面，這些軋輥支承軸接受通過驅動傅送軸和中間傳 送軸傳來的驅動力输入部件輸入的旋轉驅動力，並且在經 由上述軸部件組成的驅動力傳送線路中設置了在保持傳送 旋轉驅動力的徑向重合狀態時軸向可能伸縮的軸向伸縮機 能。 這樣，由於驅動力傳送線路中設置了軸向伸縮機構， 可以在驅動力输入部件位置不變的情況下進行移動可動部 件的動作來交換孔槽。因此，如上述機組的構造那樣，即 使是傳送線旋轉軸將驅動力分配給各個機架的結構•也不 需要在傅送線旋轉軸上設有爲修正各機架中的各個驅動力 輸入位置偏離的萬肉揆頭等接頭結構，使得生產性高的高 本紙張尺度速用中國B家標率（CNS > A4此格（210X297公1 > 經來，部中决標準局員工消费合作社印製 446589 A7 B7 五、發明説明（5 ) 速運轉更加穩定地進行。 關於可動部件和軸向伸縮機構，例如可以向申請專利 範圍第3所述的那樣，把和園軍在驅動力輸入部件上的固 定罩子分開的、在內支承軋輥支承軸的軋輥罩子作爲可動 部件，再在從固定罩子延伸到軋輥罩子的軸部件中間設置 花鍵軸來實現軸向伸縮機能。 另外，軸向伸縮機構也可以向申誚專利範圍第4項所 述的那樣，用隨軋輥罩移動齒宽方向發生移動並處於相互 嚙合狀態以傳遞驅動力的齒輪設置在固定罩內被支承的軸 部件和軋輥罩內被支承的軸部件上來構成。 這種結造則不需要另外設置向上述的花鍵軸那樣的軸 接頭·整體構造可以更簡潔》 而且，在這種情況，如申請專利範圍第5項所述，如 果將軋輥罩側的齒輪設置得從該軋輥罩向固定罩側突出的 軸部件的端面卸裝自由的結構，則可以容易的交換齒輪。 例如在上述的機組結構中是變化在各個機架內旋轉力 傳送路線中的齒輪齒數，使加工軋輥的旋轉數沿輸送線依 次增加的配置。而另一方面，在爲了交換軸承卸取軋輥罩 時，一般換上預備的軋輥罩。如果向上述那樣很容易進行 決定加工軋輥旋轉數的齒輪裝卸，預備軋輥軍可以共用· 又如同申請專利範圍第6項那樣，設置了使軋輥罩可 以向加工軋輥的軸向移動的機構。這種移動機構如果具有 可以使軸方向伸縮機構的徑向重合狀態隨著軋輥罩移動解 除、軋輥罩能被移動到可能吊起的位置的行程的構造，則 本紙張尺度適用中因困家標準（CNS ) A4*Ufr ( 210X297公釐） -8- (請先K讀背面之注意事項再填寫本頁) ^- 4 4 6 5 8 9 Α7 Β7 經濟部中央標準局貝工消费合作社印¾ 五、發明説明（6 ) 上述軋輥支承軸的軸承維修作業將變得很容易ε 也即，爲了交換上述軸承把軋輥罩運到維修作業區時 ，必須在起重機吊起軋輥罩之前把軋輥罩從固定罩分離， 移到和固定罩不干涉的位置。這種移動能利用使孔槽交換 時移動軋輥罩的移動機構完成，因此*不必要另外設置移 動裝置和作業，使作業變得很容易· 在申請專利範圍第7項的條鋼軋機中，上述可動部件 由分別嵌在一對軋輥支承軸的外面、在軋輥罩內支承這些 軋輥支承軸的偏心套管組成。並且作爲軸向伸縮部件*隨 著偏心套管軸向移動產生齒寬方向的偏移並處於相互嚙合 狀態以傳遞驅動力的齒輪設在軋輥支承軸和中間傳動軸上 〇 在這種結構中•用偏心套管向軸向地移動操作可以進 行孔槽的交換。和上述使軋輥罩移動來進行孔槽的交換相 比，這時由於移動物變輕了·使移動自動進行的部件結構 變得簡單，造價更低•另外，軸向伸縮機構由齒輪組成， 不要另外設計帶有軸向伸縮功能的專用部件，這樣整體構 造能夠更簡單。 在申請專利範圍第8項的條鋼軋機中，上述可動部件 由軋輥支承軸組成。也即，作爲軸向伸縮部件，隨著軋輥 支承軸軸向移動產生齒寬方向的偏移並處於相互嚙合以傳 遞驅動力的齒輪設在軋輥支承軸和中間傳動軸上。 在這種結構中，孔槽交換時移動的對象是軋輥支承軸 ，因此移動物更輕小，和上述相同，整體構造更簡單》 (請先閱讀背*之注意事項再填寫本頁) wf 訂 JI. 本紙張尺度適用中HK家標準（CNS ) A4規格（210Χ29Ί公釐> -9 - 446589 A7 B7 五、發明説明（7 ) 在申誚專利範圍第9項的條鋼軋機中，設置了可以檢 査上述可動部件的移動量的位置檢測器。 在這種結構中，爲了孔槽交換移動可動部件的操作開 始後，由位置檢測器測出的信號可得到可動部件到達而停 止操作的時間。即這些操作不需要由在傳送線旁目測加工 軋輥軸向變位改變來確認，可能進行遠距離操作。 圖式簡單說明= 下面對附圓的作簡單說明 第1圖爲表示在本發明一實施例中構成機組的條鋼軋 機的縱向剖視圖： 第2圖爲表示上述軋機的加工軋輥和加工軋輥支承軸 的主要部分剖視圖： 第3圖爲表示圖2的X_X線的剖視圖； 第4圖爲表示上述機組整體組成平面圖： 第5圖爲表示在本發明另一實施例中構成機組的條鋼 軋機的正面圖： ^濟部中决標羋局負工消费合作社印製 第6圖爲表示圖5所示軋機中的機架內部結構剖視圖 1 第7圖爲表示從圖6所示狀態進行換輥後的狀態的剖 視圖； 第8圖爲表示圖5所示的軋機的罩子交換時的狀態的 剖視圖： 第9鼷爲表示本發明的又一實施例的機架結構的剖視 -10· (請先閱讀背面之注意事項再填寫本頁) 本纸張尺度適用中國S家揉導（CNS ) A4現格（210X297公釐） 446589 A7 B7 对琦部中央棉準局具工消费合作社印裝 五、發明説明（8 ) 圖 第1 0圖爲表示本發明的又一實施例的條鋼軋機的主 要部分的結構剖視圖。圖（a )是軋輥支承軸和加工軋輥 主要部分的正面圖。圖（b )是從（a )的狀態交換孔槽 時的狀態的主要部分正面圖； 第11圖爲表示以有的機組結構的平面示意圖； 第1 2圖爲表示圖1 1所示的機組中從動力軸到加工 軋輥的旋轉驅動力傳動機構結構模式圖： 第1 3圖爲表示圖1 2的Y — Y線的剖視圖： 第1 4圖爲表示以有的一例在軋輥支承軸端面加工軋 輥的設置結構主要部分剖視圖：及 第1 5圖爲表示在渙輥時圖1 4的加工軋輥的主要安 裝狀態剖視圖β 圖號對照說明= 3 a——主動斜齒輪（驅動力輸入部件） 4——軋輥機架、 6——斜齒輪箱（固定罩） 7——軋輥罩（可動部件）、8——加工軋輥 10--驅動傅動軸、 11 —第一中間傳動軸 12——第二中間傳動軸* 1 8--軋輥支承軸 2 1——偏心套管、 2 5——軸接頭（花鍵軸，軸向伸縮機構） 2 6——罩移動制動器（移動機構） P--輸送線、 C1、C2--孔槽。 (誚先閱讀背面之注意事項再填寫本頁) 訂 本紙张尺度通用中國®家標隼< CNS ) A4規格（210X297公漦） -11 - 446589 A7 B7 对濟部中央梂準局！工消费合作社印紫 五、發明説明（9 ) 發明詳細說明= [實施例1〕 下面，參照第1圖至第4圖說明本發明的一實施例。 如第4圖所示，本實施例的條鋼軋機由軋機驅動馬達 1通過增速機2驅動旋轉的二根動力軸3、3組成。這二 根動力軸3、3將輪送線材等軋件的輸送線P夾在中間、 分別和傅送線平行地設置在傳送線的兩側。在動力軸3、 3和傳送線之間，1 0台軋輥架4…沿軋製輸送線P交叉 設置，構成軋鋼機組》 如第1圖所示，這些軋輥機架4…以通過和輸送線P 垂直的線V c中心左右對稱•分別傾斜4 5°地設置在由 中央基台5 a和在中央基台兩側的側面基台5 b、5 b支 撐的傾斜支持面上。 另外，各軋輥架4…的構造互相相同•而且，將輸送 線P夾在其中的左右兩側的軋輥架4、4在構造上也沒有 太大的差別，僅僅是左右對稱設置》因此·以同圖表示的 左側軋輥架4爲例進行說明* 軋輥架4由設在側面基台5 b的傾斜支持面上的斜齒 輪箱（固定罩）6和設在它斜上方的中央基台5 a傾斜支 持面上的軋輥罩7組成。在斜齒輪箱6內支承著水平穿過 v 斜齒輪箱6的上述動力軸3，而在軋輥罩7內、從和傳送 線水平線H c相交的上端面7 a向外突出地設置了一對力p 工軋輥8、8。 爲了將動力軸3傳來的旋轉動力傳給這些加工軋輥8 {請先閲讀背&之注意^項再填巧本頁) 訂 ^Η· • / —^1 本紙張尺度適用中®困家橾準（CNS > A4At格（2丨0Χ297公釐> -12- 446589 ” A7 B7 五、發明説明（10 ) ，8，設置了有一定長度的，從斜齒輪箱6延伸到軋輥罩 的動力傅動軸1 0，同時在軋輥罩7內·設置了第一、第 二中間傳動軸1 1 、1 2，並在中間傳動軸1 1 ，1 2的 紙內面的位置上設置了一對後面要敘述的軋輥支承軸18 、19，共計設匱了 5個軸部’件》這些軸部件分別傾斜 4 5 β ，相互平行。以下，將動力軸3側稱爲基端側，加 工軋輥8、8側稱爲先端側，詳細說明這些軸部件。 首先，在驅動傳動軸1 0上、斜齒輪箱6內的基端部 設有從動斜齒輪1 3。該從動斜齒輪1 3和設在動力軸3 上的作爲驅動輸入部件的主動斜齒輪3 a嚙合，另外在驅 動傅動軸1 0上、軋輥罩7內的先端部設有第一直齒輪 1 4。第一直齒輪1 4和在第一中間傳動軸1 1基端側上 的第二直齒輪1 5嚙合，另外在第一中間傳動軸1 1和第 二中間傳動軸1 2的先端側，分别設置了齒數相同，相互 嚙合的第一_第二副齒輪16、17 « ^濟部中央標準局貝工消贫合作社印製 這樣，動力軸3的旋轉驅動力首先通過主動斜齒輪 3 a '從動斜齒輪1 3傳遞到驅動傳動軸1 0，又從驅動 傳動軸1 0通過第一正齒輪1 4、第二正齒輪1 5傳到第 一中間傳動軸11。然後第一中間傳動軸11的旋轉又通 過第一、第二副齒輪1 6、1 7使第二中間傳動軸1 2以 和第一中間傳動軸11速度相同但方向相反地旋轉。 另外，在第一、第二中間傅動軸11、12的紙內面 側設置了和傅動軸1 1 、1 2分別平行的一對軋輥支承軸 18、18 *如圖2所示。爲了方便，圖中水平地示出了 -13- (請先聞讀背面之注意事項再填艿本頁) 本紙张尺度適用中B®家樣!IMCNS)A4規格（210X297公釐） 446589 A7 £7_ ____ 五、發明説明（11 ) 這些軋輥支承軸1 8、1 8的軸心方向。有相同齒數的從 動齒輪1 9、1 9分別設在軋輥支承軸1 8、1 8的軸向 中間位置。這些從動齒輪1 9、1 9分別第一、第二中間 傳動軸1 1、1 2各自的第一、第二副齒輪1 6、1 7噛 合，如圖3所示。這樣上述第一、第二中間軸11、12 的旋轉可以分別傅到各自的軋輥支承軸1 8、1 8。 如第2圖所示，在上述支承軸軋輥1 8、1 8從軋輥 罩7上端面7 a突出的先端部上外嵌有用軋輥緊固蓋2 0 、2 0分別固定的上述加工軋輥8、8。 各個加工軋輥8、8的外周由多個（如圖有2個）孔 槽C 1、C 2沿軸向以一定的間距組成。在圖中，在基端 的第一孔槽C1處於上述的輸送線P的位置上。 經漪部中央標皁局負工消費合作社印掣 又如圖所示|各個軋輥支承軸1 8，1 8外又嵌有偏 心套管2 1、2 1 ，並通過偏心套管2 1 、2 1被支承在 軋輥罩7內。另外，在這些偏心套管2 1 、2 1的紙內面 設置了間隙調整機構（圖中沒有畫出）•由旋轉在軋輥7 罩外的突出旋扭2 2，可以通過縫隙調整機構構使偏心套 管2 1、2 1發生旋轉變位。隨著旋轉變位，可以在保持 各個軋輥支承軸1 8，1 8的各個從動副齒輪1 9、1 9 和上述第一、第二中間傳動軸11、12的第一、第二副 v 齒輪1 6、1 7嚙合狀態下變化兩軸心間的距離，這樣可 以調整加工軋輥8、8之間的距離。 在上述各個軸部件中|如第1圖所示，設在斜齒輪6 和軋輥罩7之間的驅動傳動軸10分爲二部分：在斜齒輪 -14- (請先閲讀背面之注意事項再填寫本頁) 本紙張尺度適用中Η國家標牟（CNS ) A4规格（210X297公羞） 446589 A7 ____B7______ 五、發明説明（12 ) 箱側的主動軸部件1 0 a和在軋輥罩7側的從動軸部件 1 0 b。在分離處設置了由花鍵組成的軸向伸縮自由的軸 接頭（軸方向伸縮機構）25·即，從動軸部件10b從 軋輥罩7向斜下方突出的下端側上設有陽花鍵2 5 a，同 時主動軸部件1 0 a從斜齒輪箱6向斜上方突出的上端側 的上設有陰花鍵2 5 b *因此，在軸接頭2 5處主動軸部 件1 0 a和從動軸部件1 0 b在徑向保持重合的狀態下可 以軸向相對移動地被聯結。 另外，軋輥罩7沿中央基台5 a的傾斜支撐面可能滑 動。而且爲了使軋輥罩7產生滑動·沿著中央基台5 a的 傾斜支撐面設計了用油壓缸組成的罩子移動制動器（移動 機構）2 6。 在上述部件組成的條鋼軋機中，驅動軋機驅動馬達1 ，通過動力軸3、3將旋轉驅動力分配給各個軋輥機架4 …，再依次通過驅動傅動軸1 0、第一、第二中間傅動軸 將旋轉驅動力傳到軋輥支承軸1 8、1 8 »然後用設在這 些軋輥支承軸1 8，1 8端部的加工軋輥8、8對從輸送 線送來的軋件，例如線材進行軋製。 下面說明在軋製中交換磨損或不同尺寸的孔槽的操作 。例如這時上述第一孔槽C 1位於輸送線P上，啓動罩子 移動制動器2 6使軋輥罩7向著斜齒輪箱6側斜下方地移 動相當於第一孔槽和第二孔槽間距的距離。這樣代替第— 孔槽C1 ，使兩加工軋輥8、8各自的第二孔槽c 2、 C 2同時切換到位於輸送線Ρ上的位置· -15- (請先閱讀背面之注意事項再填寫本I) 本紙張尺度適用中國國家樣準< CNS ) Α4規格（210X297公漦） 446589 A7 ___B7 五、發明説明（13 ) 在軋輥罩7向斜齒輪箱6側移動時•驅動傳動軸10 上的從動軸部1 0 b的軸向位置相對於主動軸部1 〇 a的 位置發生了變化，但是由於在二者之間設置了可以在保持 徑向重合的狀態下軸向伸縮自由的軸接頭2 5，因此仍然 維持了從上述動力軸3到加工軋輥8、8的驅動力傳遞線 路。這樣，僅僅進行上述軋輥罩7的移動操作，就能完成 孔槽的替換，然後可以立即開始交換孔槽後的軋製。 正如以上說明的那樣，在本實施例中，軋輥罩7和斜 齒輪箱6是分開設置的，僅移動軋輥罩7就能完成加工軋 輥8 ' 8上的孔槽交換，孔槽交換作業簡單，而且在短時 間內可完成。 好濟部中决梂準局負工消费合作社印製 現有技術，如前面所述，在進行孔槽交換時要進行從 軋輥支承軸上拔下加工軋輥，再或者將軋輥軸向地反向， 或者更換墊片插入的位置，然後再次固定的作業。這樣的 作業*例如1 0個機架至少要6人X 3 0分的人手和時間 。另外，面向自動化、減人化的工廠中，在通常軋製時， 軋製機組的作業區只需要1 - 2人。當進行孔槽交換時， 爲了縮短時間，通常要其他作業區的人來援助•增加了作 業區以外的作業者的負擔。 另外，加工軋輥是由內壓或者側壓來固定的*當麈埃 、油脂沾在固定面上時會產生滑動，結果使其破損。這樣 現有的加工軋輥固定作業需要熟練、小心，而且孔槽交換 作業是在軋製銹皮，冷卻水以及油脂存在的惡劣環境中進 行的。 -16- (諳先閱讀背面之注意事項再填巧本頁) 本紙張尺度適用中國a家摞率（CNS ) Α4規格（2丨0X297公釐> 446589 A7 _____B7_ 五、發明説明（彳4 ) 而在本實施例中，則不需要上述那樣的孔槽交換作業 •有利於減少工作人員，另外也減少停機時間’因此可以 提高生產性，降低作業費用。又因爲在孔槽交換時不需要 裝卸加工軋輥8、8，減少了軋輥破損事故。 還有，在本實施例中，由於在驅動傅動軸1 0設置了 軸向伸縮自由的軸接頭2 5，因此即使爲了交換孔槽而移 動軋輥罩7，從動斜齒輪1 3的位置也沒有變化。這樣能 夠穩定的進行更高速的作業。 也即，在上述的軋製機組中，多個軋輥機架4…輸送 線P設置，穿過這些機架4的動力軸3、3將驅動力分配 到各個軋輥機架4…。而要交換孔槽時各個軋輥機架4… 全部要分別移動，這樣如果有從動斜齒輪1 3的位置發生 變化，用直線狀的動力軸就不能維持各個主動斜齒輪和從 動斜齒輪的嚙合狀態。因此在動力軸上的各個機架之間， 需要加上補償軸心偏離的萬向接頭等軸接頭。但是在高速 旋轉的條件下|萬向接頭不僅價格高，是非經濟的設計， 而且在技術上難以實現，是產生震動，噪音的原因* 經"-部中央標準局負工消費合作社印家 (訐汔閱讀背而之注意事項再峨巧本頁) 而在本實施例中，因爲在驅動傳動軸1 0上設置了軸 接頭2 5，所以從動斜齒輪1 3的位置不會發生變化，和 動力軸3、3的關係可以和原來一樣*因此能穩定地進行 生產性很高的高速作業。 〔實施例2〕 下面，參照第5圖〜第8圖說明本發明的另一實施例 本紙張尺度適用中國®家標準（CNS ) Α4規格（2丨0X297公釐> -17 - A7 B7 五、發明説明（15) 。此處，和上述實施例1所示的部件有同樣功能的部件採 用相同的符號，因此省略其說明。 本實施例中的條鋼軋機如第5圖所示’分別傾斜 4 5°的多個軋輥機架4…沿著和紙面垂直的輸送線P交 叉地設置，和上述實施例1組成同樣的機組。 如圖所示，各個軋輥機架4在由左右兩側以4 5°傾 斜的支撐面組成的基台5上。和上述一樣，它由斜齒輪箱 6和軋輥罩7組成。如第6圖所示，在基端部有從動斜齒 輪1 3、先端側有第一正齒輪1 4的驅動傳動軸1 0整體 長度很短，全部被支承在斜齒輪箱6內。又在該圖和以後 各個圖中，爲了方便，都水平地示出各個軸部件的軸心方 向。 第一中間傳動軸11有其基端部側從軋輥罩7的壁面 穿出向斜齒輪箱6側突出的結構。在突出的端部像噴油嘴 那樣容易裝卸地設置了第二正齒輪1 5 »第二正齒輪1 5 有在斜齒輪箱6內和驅動傳動軸1 0的第一正齒輪1 4嚙 合的結構》 赶浐部中央標隼局貝工消費合作社印52 另外，設在軋輥罩7先端側的加工軋輥8 * 8上和上 述實施例1同樣，由第一、第二兩個孔槽C 1、C 2組成 。同圖中，基端側的第一孔槽C 1是位於輸送線P上的狀 態。這時候，斜齒輪箱6和軋輥罩7的軸向相對端面保持 與第一孔槽C 1和第二孔槽C 2的軸向間距<5相同的距離 。由後面所述的台鉗裝置31將軋輥罩7固定在基台5上 。另外，在這種狀態時，有第二正齒輪1 5的先端側處於 -18- 本紙張尺度適用中國國家揉举（CNS ) A4«L格（210X297公釐） ^ 4 46 5 8 9 A7 £7_ 五、發明説明（16 ) 比第一正齒輪1 4的先端側軸向地稍稍偏移的位置，並和 第一正齒輪1 4嚙合的結構。因爲會發生這種偏移狀態， 第一、第二正齒輪1 4、1 5的齒寬設定得要保證可以傳 遞從動力軸3送來的旋轉驅動力》 上述組成的多個軋輥機架4…沿输送線P並列設置， 和上述實施例一樣，通過這些軋輥機架4…的加工軋輥8 、8對軋件，例如線材進行軋製。 當要在輸送線P上交換孔槽時，例如用上述的第二孔 槽替換第一孔槽的位置時，和上述相同地移動軋輥罩7來 進行。在本實施態中，移動罩制動器2 6是採用電動馬達 26a ，並且在基台5上設置了沿移動方向的螺絲桿 2 6 b，同時旋合螺絲桿2 6 b的螺帽2 6 c嵌在固定軋 輥罩7的法蘭盤7 b下端的凹陷部內。用上述電動馬達 2 6 a使螺絲桿26 b旋轉，可以移動軋輥罩7。 還有，如第5圖所示，在軋輥罩7的下側*爲了在移 動操作前後將軋輥罩7固定在基台5上，設匱了由油壓缸 組成的多個台鉗裝置3 1…。 經"-却中央桴準局兵工消费合作社印* 在第7圖中表示了用上述電動馬達2 6 a將軋輥罩7 從圖6所示的位置移動到軋輥罩7的端面基本接觸到斜齒 輪箱6的位置狀態。也即用這種操作進行了軋輥交換，使 第二孔槽C 2位於傳送線上。這時候，第一中間傳動軸 11的第二正齒輪15由於從前面的位置壓進了斜齒輪箱 6內，因此和圖6情況正好相反，在基端側比第一正齒輪 1 4軸向地稍偏移，並保持和第一正齒輪1 4嚙合的狀態 本紙張尺度適用中國國家樣率（CNS) A4規格（2丨0X297公釐） -19· 446589 A7 ___B7 五、發明説明（17 ) 象這樣產生軸向偏移的嚙合狀態’和上述—樣，使得 從動力軸3的旋轉力通過第―、第二正齒輪1 4、1 5傳 遞到加工軋輥8 * 8側》 還有，在本實施例中，上述螺絲桿2 6 b的長度，也 即由罩子移動制動器移動的行程被設定得要使得上述的車L 輥罩7可以移動到第二正齒輪15從斜齒輪箱6中完全拔 出的位置，如第8圇所示。 根據以上敘述•本實施例中，和上述實施例1相同* 由移動軋輥罩7的操作來進行換輥》這時，驅動傳動軸 1 0的第一正齒輪1 4和第一中間傳動軸1 1的第二正齒 輪1 5的外圍分別由平行軸向的齒形組成，這樣因爲即使 在換輥時會產生軸向偏移，也能維持相互嚙合的狀態·所 以形成了軸向伸縮機構。這樣不必象實施例1那樣另外設 置花鍵軸2 5等軸接頭，整體構造更爲簡潔· 經漭部中央標準局貝工消费合作社印策 而且有軸接頭時，需要安裝軸接頭的空間，又會使裝 置整體大型化，在本實施例中，由於不需要這種空間，裝 置整體比較緊湊，有利於設備在很小的空間中安置。 另外•上述的軋輥支承軸1 8、1 8和偏心套管2 1 之間裝有滑動軸承等。這種軸承是消耗品，每次爲了交換 軸承，軋輥罩7都要搬到維修作業區去進行軸承交換。這 時候，和有軸接頭的罩相比，因爲在本實施例中齒輪1 4 在斜齒輪箱6側，所以軋輥罩7能夠很小，裝卸容易。 還有有軸接頭時，裝卸時必須將芯取出，需要軸.接頭 •20- 聞讀背面之：;i意事項再填巧本莨) 本紙張尺度適用中國國家標率（CNS >A4規格（210X297公釐） 44β589 Α7 Β7 五、發明説明（18 ) 的支承裝置，這樣使軸接頭本身構造復雜，裝卸操作困難 β在本實施例中，不需要特別設置上述支承裝置，可以更 簡單的進行軋輥罩7的裝卸操作。 再有|通常，當旋轉次數高達2 5 0 0轉/分鐘，在 驅動傳動軸1 4這種高速旋轉的區域，和有軸接頭相比， 本實施例的結構不會發生震動等問題，能夠維持更穩定的 作業狀態。 在本實施例中，採用了第一中間傳動軸1 1從軋輥罩 7向斜齒輪箱6側突出，在其端面設置的第二正齒輪1 5 向油噴嘴那樣裝卸自由地固定的結構。這樣，容易將軋輥 罩7從斜齒輪箱6側移出，將上述第二正齒輪1.5換爲齒 數不同的其它齒輪β 經"部中央標準局貝工消费合作社印製 (許1¾讀背面之注意事項再填艿本頁) 也即，在機組中，多個軋輥機架4…按照各軋輥8的 旋轉數順序增加地線性排列，旋轉數的變化是通過改變相 互嚙合的齒輪齒數來調整的。而爲了交換上述軸承等外卸 軋輥罩7後，雖說換上預備的軋輥罩就可以立刻開始作業 |但是這樣必須設置每種旋轉次數不同的預備軋輥罩，數 量太多。此處如上所述•由於確定加工軋輥8旋轉數的第 二正齒輪1 5的裝卸容易進行，所以預備罩可以共用，整 體構造簡單》 在本實施例中•由上述罩移動制動器2 6可以使軋輕 罩7沿基台5的傾斜支稱面移動，直到上述的第二正齒輪 1 5從斜齒輪箱6中完全拔出來。這樣，容易進行使象車L 輥支承軸8、8的軸承維修那樣的作業。 本紙張尺度適用中國國家揉率（CNS)A4规格（ 210X297公釐） .21 - 446589 A7 _B7__ 五、發明说明（19 ) 也就是說，在進行這種維修作業時，首先進行用起重 機搬運軋輥罩7的作業。這時候由起重機將軋輥罩7吊起 作業必須在和斜齒輪箱6無干涉的位置進行》也既吊起前 必須將軋輥罩7從斜齒輪箱6側移出•從斜上方移動到上 述位置。這里，可以用罩移動制動器2 6來完成這項工作 。這樣，即使要用起重機搬運，也不要其他特別的移動設 備和作業，使得整體構造簡單，並且作業容易。 本發明並不限於上述各實施例，在本發明的範圍內， 可以進行各種各樣的變形。例如在實施例1中雖然列舉了 在驅動傳動軸1 0上安裝由花鍵組成的軸接頭。但也可以 如圖9所示，將第一中間傳動軸1 1分爲兩部*帶有第一 正齒輪1 4的主動軸部1 1 a設在斜齒輪箱6內，1 1 a 的端面設有陰花鍵軸2 5 b，同時由軋輥罩7支承的從動 軸部11b從軋輥罩7向斜齒輪箱6側突出的端部上設有 陽花鍵軸2 5 a。 在這種結構中，在軋輥罩7內的齒輪數更少，軋輥罩 7可以更小*因此在換軸承時軋輥罩7的裝卸，搬運作業 變得更加容易。 經滴部中央桴隼局負工消费合作社印製 又例如在上述各個實施例中，關於換孔槽時被移動的 可動部件》雖然列舉了和斜齒輪箱6分開設設置的軋輥罩 7在基台5、5 a上移動的結構。但是例如外嵌在軋輥支 承軸1 8、1 8上的上述偏心套管2 1、2 1在軋輥罩7 內可能軸向移動*因此也可以用它來完成換輥操作。 在這種結構中，和移動軋輥罩7的結構相比，移動對 •22- (誚1閱谛背而之注意事項再Jn{:T本頁) 本紙張尺度適用中國國家標準（CNS } A4规格（2丨OX297公釐） 446589 A7 ._B7____ 五、發明説明（2〇 ) 象變得輕小，這樣使移動自動進行的裝置變得簡單’整體 的製作費用可以降低。 另外因爲軋輥支承軸1 8、1 8在偏心套管2 1、 2 1內也可能軸向地移動，也可以由此來完成換輥°在這 種結構中，移動對象變得更輕小，整體結構更簡單。 還有在用偏心套管2 1、2 1或軋輥支承軸1 8、 18作爲可動部件時•如圖1〇 (a) ’ （b)所示’設 在軋輥支承軸1 8、1 8上的從動副齒輪1 9和第一、第 二中間傳動軸1 1、1 2上的第一、第二副齒輪1 6、 1 7之間，和上述的實施例2相同，由於在換輥時產生軸 向偏移並保持嚙合狀態|形成了軸向伸縮機構，因此在這 種結構中也不需要另外設置具有軸向伸縮功能的部件，整 體結構更簡單》 在換輥時移動的可動部件是軋輥罩7、偏心套管2 1 、2 1或軋輥支承軸1 8、1 8時，如果設置了檢測移動 量的位置檢測器的話，更可以提高換輥的操作性和作業性 〇 枝"部中央桴準局負工消費合作社印^ (请先5?讀背1&之注意事項再硪巧本頁) 也即在有檢測器的情況下，爲了換輥移動可動部件的 操作開始後，可動部件達到所定的位置時停止操作的時間 可以從位置檢測器檢測出的信號得到。這樣就不需要在輸 送線P上由目測加工軋輥18軸向位移來確定操作的進行 ，因此可以遠距離地進行操作·使換輥作業容易進行*而 且換輥的時間也可以縮短。 在上述各個實施例中，列舉了各種不同類型的機組結 本紙張尺度適用中國國家標奉（CNS > A4規格（2丨0X297公釐) .23 - 4465 89 A7 B7 S浐部中央標準局負工消費合作社印製 五、 發明説明（21 ) 構 0 但 是 本 發 明 也 適 用 加 工 軋 輥 單 端 固 定 在 軋 輥 支 承 軸 上 的 其 他 形 式 的 條 鋼軋機 〇 [ 發 明 效 果 ] 正 如 以 上 說 明 的 那樣 ♦ 在 本發 明 的 甲 請 專 利 範 圍 第 1 項 的 條 鋼 軋 tilS 懷 設 置 了 使 加 工 軋 輥 可 以 軸 向 移 動 的 可 動 部 件 * 有 加 工 軋 輥 可 以 和 這 些 可 動 部 件 一 體 移 動 的 結 構 因 此 換 輥 時 不 要 裝 卸 加 X 軋 輥 使 作 業 簡 單 而 且 需 要 的 時 間 縮 短 提 高 了 生 產 性 〇 在 中 ξ虫 ήΡ3 專 利 範 圍 第 2 項 的 條 鋼 軋 機 中 因 爲 在 從 設 在 機 架 一 側 的 驅 動 力 輸 入 部 件 傳 遞 旋 轉 驅 動 力 到 加 工 軋 輥 的 驅 動 力 傳 遞 線 路 中 設 置 了 軸 向 伸 縮 機 構 所 以 可 以 在 驅 動 力 輸 入 部 件 位 置 不 變 的 情 況 下 移 動 可 動 部 件 進 行 換 輥 〇 例 如 可 以 像 甲 請 專 利 範 圍 第 3 項 那 樣 用 和 圍 罩 驅 動 力 輸 入 部 件 的 固 定 罩 分 開 的 在 內 支 承 軋 輥 支 承 軸 的 軋 輥 罩 作 爲 可 動 部 件 並 在 從 固 定 罩 延 伸 到 軋 輥 罩 的 軸 部 件 的 中 間 t 設 置 作 爲 軸 向 伸 縮 機 構 的 花 鍵 軸 〇 樣 即 使 像 上 述 機 組 的 結 構 那 樣 從 動 力 軸 把 驅 動 力 分 配 到 各 個 機 架 動 力 軸 也 可 能 是 直 線 狀 的 結 構 因 此 可 以 穩 定 地 進 行 生 產 性 高 的 高 速作 業 在 串 請 專 利 範 圍 第 4 項 的 條 鋼 軋 機 中 * 由 軸 部 件 上 的 商 {aai m 在 維 持 嚙 合 狀 態 下 用 軸 向 偏 移 來 形 成軸 向 伸 縮 機 構 因 此 不 需 要 再 特 別 設 置 像 上 述 的 花 鍵 軸 那 樣 的 軸 接 頭 * 這 樣 整體 結 構 可 以 更 加 簡練 〇 本紙張尺度適用中®國家標率（CNS ) A4規格（210X297公釐） _ 24 - 446589 A7 B7 五、發明说明（22 ) 在申請專利範圍第5項的條鋼軋機中·因爲軋輥罩側 的齒輪從向固定罩突出的軸部件的端面裝卸自由，因此即 使組成機組*也只要交換上述齒輪•就可以容易地滿足各 個機架間的旋轉數不同的要求，這樣預備軍可能共用·整 體結構變得簡單。 在申請專利範圍第6項的條鋼軋機中，由於爲換輥設 置的移動軋輥罩機構有使軋輥罩移至可以吊起位置的移動 行程，所以像爲了換軸承那樣要將軋輥罩運到維修作業區 時的用起重機吊起時，不需要另外的移動機構和作業，這 樣使操作容易進行。 在申請專利範圍第7項的條鋼軋機中，可動部件由分 別外嵌在一對軋輥支承軸上的偏心套管組成，因此換輥時 的移動對象輕小，這樣使移動自動進行的裝置變得簡單， 整體的製作費用可以降低》 在申請專利範園第8項的條鋼軋機中，可動部件由軋 輥支承軸組成•換輥時移動對象變得更輕小，和上述一樣 整體結構更簡單，整體的製作費更低。 經漪部中央桴準局負工消費合作社印製 在申請專利範面第9項的條鋼軋機中，因爲設置了檢 測可動部件移動量的位置檢測器•這樣就不需要在傳送線 上由目測加工軋輥軸向變位來確定操作的進行，可以有像 遠距離地進行操作那樣的結構，使換輥作業更容易進行， 而且換輥的時間也可以縮短》 本紙張尺度適用中國國家標準（CNS) A4规格（210X297公釐） .25 -Background of the invention Z ----_-- 1 --- Y ------ 1T ^ --- ^ --- ^ --- li-5-β (艿 Page) 4 4 6 5 8 9 Α? B7 V. Description of the invention (2) Rotational force β from the shaft 5 5 In addition, the two roll support shafts 5 8 and 5 8 are respectively embedded with a connection gap adjustment mechanism The eccentric sleeve (not shown) is supported in the frame 51 by the operation of the gap adjustment mechanism, which can change the rotation angle of the eccentric sleeve. Therefore, the roller support shafts 5 8 and 5 8 can When the above-mentioned auxiliary gears 58 a, 58 a and the first and second spur gears 5 6 t >, 5 7 a are respectively maintained in meshing state, the distance between the two axes is changed to adjust the processing rolls 52, 52. Crevice. When using the processing rolls 52 and 52 formed by a plurality of holes on the outer periphery, when the holes are worn or the holes of other sizes are replaced during the rolling process * the processing rolls 5 2 and 5 2 are replaced with the replacement state * to make other holes The grooves are located on the transmission line P, instead of the holes and grooves on the transmission line P, and the hole and groove exchange is performed. "The hole and groove exchange operation will be described with reference to Fig. 14". In Fig. 14, there are 4 outer circumferences of the processing roll 5 2 Hole grooves C 1 to C 4, the first hole groove C 1 on one end face is located on the transmission line P • fixed at the end of the roller support shaft 5 8 "printed by the Central Bureau of Standards of the Ministry of Economic Affairs-Industrial Consumers Cooperatives { Please read this first and note the following: Fill out this page each time.> When changing the slot from this state, for example, when the second slot C 2 adjacent to the first slot C 1 is on the transmission line, First * Remove the roller fastening cover 60 screwed to the end of the roller support shaft 5 8 from the roller support shaft 5 8, and then remove the processing roller 5 2 and the spacer 61 from the roller support shaft in order. Then, the order of the processing roll 52 and the shim 61 is exchanged, and as shown in FIG. 15, the processing roll 52 and the shim 61 are sequentially inserted into the roll support shaft 58, and then the cover 60 is fastened to the roll with the roll. The ends of the support shaft 58 are fixed. In this way, the second hole slot C 2 is located on the Fu line. The national standard of this paper is applicable. B National Standard {CNS) A4 «L Grid (2 丨 0X297) 漦 -5- P 446589 A7 B7 V. Description of the invention (3) . The same operation as above is performed on the other processing rolls 52 not shown in the figure, and the hole and groove exchange is completed. In addition, if the third groove C 3 and the fourth hole C 4 are to be exchanged on the transmission line, the processing roll 5 2 is pulled out and turned axially, and then the first roll 4 Figure, Figure 15 shows the installation work. In this way, the slot changing operation for attaching and detaching the processing roll 55 from the roll support shaft 58 is usually performed on a transmission line. [Problems to be Solved] As mentioned above, the above-mentioned slot-and-groove exchange operation with processing roll loading and unloading on the Fushen line previously required a lot of time and labor (for example, 10 racks took about 6 people x 30 minutes) * This creates a problem of significantly lower productivity. In addition, the positions of the holes and grooves of the rolls in the frame may deviate from the desired position due to assembly errors, manufacturing errors of the rolls and grooves, etc. • When such deviations occur from the arrangement position between adjacent frames, as shown in Figure 15 It is necessary to further adjust with the gasket 6 2 to make the hole and groove exchange operation more difficult. ^ ¾'In the Ministry of Justice, the Bureau of Labor and Consumer Cooperatives, ^ The present invention addresses the previous problems, and its purpose is to provide an easy exchange of holes and grooves, thereby improving productivity and workability, and further simplifying the overall structure of the device. "Rolling mill for steel" "Objective and description of the invention: [Method to solve the problem] In order to achieve the above-mentioned objective, the present invention is characterized by applying for a profit scope of -6- (Please read the precautions on the back before filling in this page ) This paper size applies to the Chinese National Standard (CNS > A4 size (210X297 cm) A7 B7 V. Description of the invention u) The first strip mill is equipped with the above-mentioned stand mounted on the conveying line facing the rolled product. A strip mill is provided in parallel with a pair of processing rolls, each of which is supported at one end and has a plurality of slots on the outer circumference. The processing rolls are provided with movable parts that can move in correspondence with the slot intervals in the axial direction. The supporting processing roll and the movable member move integrally. According to the above-mentioned structure, it is possible to exchange the slots only by moving the movable part by a certain distance according to the intervals between the slots. That is, it is not necessary to perform the work of loading and unloading the processing rolls as before, which makes the work simple and shortens the work time. Printed by the Ministry of Economic Affairs of the Ministry of Economic Affairs of the K-Consumer Cooperative Cooperative (Please read the precautions on the back before filling out this page) The feature of the present invention is that the strip rolling mill with the scope of patent application No. 2 starts from the A driving force transmission shaft and an intermediate transmission shaft, a pair of roll support shafts, and a pair of roll support shafts of the drive force input member to the other end are provided in parallel with each other. The processing rolls are coaxially provided on the end faces of the roll support shafts. The shaft receives the rotational driving force input from the driving force input member that drives the feed shaft and the intermediate transmission shaft, and the driving force transmission line composed of the shaft member is set to maintain a radial overlap state of transmitting the rotational driving force. Axial telescopic function that can be telescopic in the axial direction. In this way, since the axial telescopic mechanism is provided in the driving force transmission line, the movement of the movable member can be performed without changing the position of the driving force input member to exchange the slot. Therefore, even with the structure of the above-mentioned unit, even if the transmission line rotation shaft distributes the driving force to each frame, it is not necessary to provide the feed line rotation shaft to correct each driving force input position in each frame. The deviating joint structure of the 10,000-meat bun makes the high-productivity high-speed paper standard fast in China's B-standard rate (CNS > A4 this grid (210X297) 1 > Printed 446589 A7 B7 V. Description of the invention (5) The speed operation is performed more stably. For the movable parts and the axial telescopic mechanism, for example, the Heyuan Army can be used as the driving force input part as described in the third patent application scope. The fixed cover on the upper side is separated from the roller cover which supports the roller support shaft as a movable member, and then a spline shaft is provided in the middle of the shaft member extending from the fixed cover to the roller cover to realize the axial telescopic function. In addition, the axial telescopic mechanism Alternatively, as described in item 4 of the patent application, a gear device that moves in the direction of the tooth width with the roll cover and is in an intermeshing state to transmit the driving force may be used. It is constructed by being placed on the shaft member supported in the fixed cover and the shaft member supported in the roll cover. This type of construction does not require a separate shaft joint such as the spline shaft described above. The overall structure can be simpler. In this case, as described in item 5 of the scope of patent application, if the gear on the roll cover side is provided with a structure capable of detaching the end face of the shaft member protruding from the roll cover to the fixed cover side, the gears can be easily exchanged. For example, in the above-mentioned unit structure, the number of gear teeth in the rotation force transmission path in each frame is changed, and the number of rotations of the processing rolls is sequentially increased along the conveying line. On the other hand, the roll cover is removed in order to exchange bearings. In general, the replacement roll cover is usually replaced. If the gears for determining the number of rotations of the processing roll can be easily attached and detached as described above, the backup roll army can be shared. Also, as in item 6 of the scope of patent application, a roll cover can be provided for processing. A mechanism for the axial movement of the roll. If this movement mechanism has a radial overlap state of the telescopic mechanism in the axial direction, The structure of the stroke of the cover is released, and the roll cover can be moved to a position where it may be lifted. The paper standard is applicable to the standard of homelessness (CNS) A4 * Ufr (210X297 mm) -8- (Please read the back first Please pay attention to this page and fill in this page again) ^-4 4 6 5 8 9 Α7 Β7 Printed by the Central Laboratories of the Ministry of Economic Affairs, Shelley Consumer Cooperative ¾ V. Description of the invention (6) The above-mentioned roller bearing support bearing repair work will become easy ε That is, when the roll cover is transported to the maintenance work area in order to exchange the above-mentioned bearings, the roll cover must be separated from the fixed cover and moved to a position that does not interfere with the fixed cover before the crane lifts the roll cover. This movement can make use of holes When the tank is changed, the moving mechanism for moving the roll cover is completed, so it is not necessary to install a moving device and work, which makes the work easier. In the strip rolling mill under the scope of patent application No. 7, the above-mentioned movable parts are embedded in one It consists of an eccentric sleeve that supports these roll support shafts outside the roll support shafts and inside the roll cover. And as an axial telescopic component * A gear that shifts in the tooth width direction with the axial movement of the eccentric sleeve and is in an intermeshing state to transmit the driving force is provided on the roller support shaft and the intermediate drive shaft. In this structure • The eccentric sleeve can be moved axially to exchange holes. Compared with the above-mentioned moving of the roll cover for the replacement of the holes and grooves, the moving object becomes lighter at this time. The structure of the part that moves automatically becomes simpler and the cost is lower. In addition, the axial telescopic mechanism is composed of gears. Design special parts with axial telescopic function, so that the overall structure can be simpler. In the strip rolling mill under the scope of application for patent No. 8, the above-mentioned movable member is composed of a roll support shaft. That is, as an axial telescopic component, gears that shift in the tooth width direction with the axial movement of the roll support shaft and are engaged with each other to transmit driving force are provided on the roll support shaft and the intermediate drive shaft. In this structure, the object to be moved during the slot exchange is the roller support shaft, so the moving object is lighter and smaller. The same as the above, the overall structure is simpler. (Please read the precautions on the back * before filling this page) wf Order JI. This paper size is applicable to the Chinese standard (CNS) A4 (210 × 29Ίmm > -9-446589 A7 B7 V. Description of the invention (7) In the strip rolling mill of the 9th patent scope, a A position detector that can check the amount of movement of the movable member. In this structure, after the operation of moving the movable member for the slot exchange is started, the signal detected by the position detector can obtain the time when the movable member arrives and stops operation. That is, these operations do not need to be confirmed by visually inspecting the change of the axial displacement of the processing roll near the conveying line, and may be performed from a long distance. Brief description of the figure = Brief description of the attached circle The first figure shows A longitudinal sectional view of a strip rolling mill constituting a unit in the embodiment: FIG. 2 is a cross-sectional view showing a main part of a processing roll and a processing roll support shaft of the above rolling mill: FIG. 3 is a view showing X of FIG. 2 Sectional view taken along line _X; FIG. 4 is a plan view showing the overall composition of the above unit: FIG. 5 is a front view showing a strip rolling mill constituting the unit in another embodiment of the present invention: Printed by the cooperative Figure 6 is a cross-sectional view showing the internal structure of the stand in the rolling mill shown in Figure 5 Figure 7 is a cross-sectional view showing the state after the roll change from the state shown in Figure 6; Figure 8 is shown in Figure 5 Sectional view of the state of the cover of the rolling mill when it is exchanged: Section 9 鼷 is a sectional view showing a frame structure of another embodiment of the present invention. -10 · (Please read the precautions on the back before filling this page) Applicable to China's homes (CNS) A4 (210X297 mm) 446589 A7 B7 Printing of Qibu Central Cotton Standard Bureau Tooling Consumer Cooperatives V. Description of the invention (8) Figure 10 shows the invention Sectional view of the structure of the main part of a strip rolling mill according to another embodiment. (A) is a front view of the main part of the roll support shaft and the processing roll. (B) is the state when the slot is exchanged from the state of (a) Front view of main parts; Figure 11 shows Some schematic diagrams of the structure of the unit; Figure 12 is a schematic diagram showing the structure of the rotary driving force transmission mechanism from the power shaft to the processing roll in the unit shown in Figure 11: Figure 13 shows Y—Figure 12 Sectional view of the Y line: FIG. 14 is a cross-sectional view showing the main part of the installation structure of the processing roll on the end surface of the roll support shaft with an example: and FIG. 15 is a view showing the main installation state of the processing roll of FIG. Sectional view β Drawing number comparison description = 3 a——active helical gear (driving force input part) 4——roller frame, 6—helical gear box (fixed cover) 7—roller cover (movable part), 8—— Processing rolls 10--drive Fu Shaft, 11--first intermediate drive shaft 12--second intermediate drive shaft * 1 8--roller support shaft 2 1--eccentric sleeve, 2 5--shaft joint (spline) (Shaft, axial telescopic mechanism) 2 6-cover moving brake (moving mechanism) P-conveying line, C1, C2-hole slot. (诮 Please read the notes on the back before filling this page) < CNS) A4 size (210X297 male) -11-446589 A7 B7 To the Central Ministry of Economic Affairs Industrial and Consumer Cooperatives Co., Ltd. 5. Description of the Invention (9) Detailed Description of the Invention = [Embodiment 1] Next, an embodiment of the present invention will be described with reference to FIGS. 1 to 4. As shown in FIG. 4, the steel bar rolling mill of this embodiment is composed of two power shafts 3 and 3 driven by a rolling mill driving motor 1 through a speed increasing machine 2. These two power shafts 3 and 3 sandwich the conveying line P of rolling stock, such as carousel, and are arranged on both sides of the conveying line in parallel with the feed line, respectively. Between the power shafts 3, 3 and the transmission line, 10 roll stands 4 are arranged along the rolling conveying line P to form a rolling unit. As shown in FIG. 1, these roll stands 4 ... pass through and convey the line. P The vertical line V c is symmetrical on the left and right centers. They are placed on inclined support surfaces supported by the central abutment 5 a and the lateral abutments 5 b and 5 b on both sides of the central abutment. In addition, the structures of each of the roll stands 4... Are the same as each other. Furthermore, the roll stands 4 and 4 on the left and right sides sandwiching the conveying line P are not significantly different in structure. The left roll stand 4 shown in the figure is described as an example. The roll stand 4 is composed of a helical gear box (fixed cover) 6 provided on the inclined support surface of the side abutment 5 b and a central abutment 5 a diagonally above it. It consists of a roll cover 7 on an inclined support surface. The helical gear box 6 supports the power shaft 3 passing through the v helical gear box 6 horizontally, and a pair of protrusions are provided in the roll cover 7 to protrude outward from the upper end surface 7 a which intersects the horizontal line H c of the transmission line. Force p workers rolls 8,8. In order to transmit the rotational power from the power shaft 3 to these processing rolls 8 (Please read the back & note ^ item before filling out this page) Order ^ Η · • / — ^ 1 This paper is applicable Standard (CNS > A4At grid (2 丨 0 × 297mm > -12- 446589) A7 B7 V. Description of the invention (10), 8, provided with a certain length, extending from the helical gear box 6 to the roll cover The power Fu moving shaft 10, while the first and second intermediate drive shafts 1 1 and 12 are installed in the roll cover 7 at the same time, and one on the paper inner surface of the intermediate drive shafts 1 1 and 12 A total of 5 shaft portions are provided for the roll support shafts 18 and 19 to be described later. These shaft components are inclined 4 5 β and are parallel to each other. Hereinafter, the power shaft 3 side is referred to as the base end side, and the roll is processed. The 8 and 8 sides are referred to as the tip side, and these shaft components will be described in detail. First, a driven helical gear 13 is provided on the drive transmission shaft 10 and a base end portion in the helical gear box 6. The driven helical gear 1 3 It meshes with a driving helical gear 3 a provided as a drive input member on the power shaft 3, and also drives the drive shaft 10 in the roll cover 7 The front end portion is provided with a first spur gear 14. The first spur gear 14 is meshed with a second spur gear 15 on the base end side of the first intermediate transmission shaft 11 and the first intermediate transmission shaft 11 and the first Two intermediate transmission shafts 12 are provided on the front end side with the same number of teeth and mutually meshing first _ second auxiliary gears 16 and 17 The driving force is first transmitted to the driving transmission shaft 10 through the driving helical gear 3 a 'and the driven helical gear 13, and then transmitted from the driving transmission shaft 10 to the first intermediate through the first spur gear 14 and the second spur gear 15. Transmission shaft 11. Then, the rotation of the first intermediate transmission shaft 11 causes the second intermediate transmission shaft 12 to rotate at the same speed as the first intermediate transmission shaft 11 but in the opposite direction through the first and second auxiliary gears 16 and 17. In addition, a pair of roll support shafts 18 and 18 are provided on the paper inner side of the first and second intermediate Fu moving shafts 11 and 12 in parallel with the Fu moving shafts 1 1 and 12 respectively, as shown in FIG. 2. For convenience, -13- is shown horizontally in the figure (please read the precautions on the back before filling this page) Applicable B® home sample! ICNNS) A4 size (210X297 mm) 446589 A7 £ 7_ ____ V. Description of the invention (11) These roller support shafts are in the direction of the shaft center of the shafts 1, 8 and 8. The driven gears have the same number of teeth 1 9 and 19 are respectively provided at the axial intermediate positions of the roll support shafts 18 and 18. These driven gears 19 and 19 are respectively the first and second intermediate drive shafts 1 and 12 respectively. The two secondary gears 16 and 17 are combined, as shown in FIG. 3. In this way, the rotation of the first and second intermediate shafts 11 and 12 can be respectively advanced to the respective roll support shafts 18 and 18. As shown in FIG. 2, on the tip end portions of the support shaft rolls 18, 18 protruding from the upper end surface 7a of the roll cover 7, the processing rolls 8, respectively fixed with roll fastening caps 20, 20, are externally fitted. 8. The outer periphery of each of the processing rolls 8 and 8 is composed of a plurality of (as shown in FIG. 2) grooves C 1 and C 2 at a certain distance along the axial direction. In the figure, the first hole C1 at the base end is at the position of the above-mentioned conveying line P. The stamp of the Central Consumers Association of the Ministry of Economic Affairs of the Central Bureau of Soap and Consumer Cooperatives is shown in the figure | Each of the roller support shafts 18, 18 is embedded with an eccentric sleeve 2 1 and 2 1 and passes through the eccentric sleeve 2 1 and 2 1 is supported in the roll cover 7. In addition, a gap adjustment mechanism (not shown in the figure) is provided on the inner surface of the paper of these eccentric sleeves 2 1 and 21. • The protruding rotation 2 2 rotated outside the cover of the roller 7 can be configured by the gap adjustment mechanism. The eccentric sleeves 21 and 21 are rotated and displaced. With the rotation displacement, each driven auxiliary gear 19, 19 of each roll support shaft 18, 18 and the first and second auxiliary v of the first and second intermediate transmission shafts 11, 12 can be held. When the gears 16 and 17 mesh, the distance between the two axes is changed, so that the distance between the processing rolls 8 and 8 can be adjusted. Among the above shaft components | As shown in Figure 1, the drive transmission shaft 10 provided between the helical gear 6 and the roll cover 7 is divided into two parts: in the helical gear -14- (Please read the precautions on the back before (Fill in this page) The paper size is applicable to the Chinese National Standard (CNS) A4 specification (210X297) 446589 A7 ____B7______ 5. Description of the invention (12) The drive shaft part 1 0 a on the box side and the follower on the roll cover 7 side Moving shaft part 1 0 b. A splined shaft joint (axial direction telescopic mechanism) 25 composed of a spline is provided at the separation point. That is, a driven spline member 10b is provided with a male spline 2 on the lower end side protruding obliquely downward from the roll cover 7. 5 a, at the same time, the driving shaft member 1 0 a is provided with a female spline 2 5 b on the upper end side protruding obliquely upward from the helical gear box 6 * Therefore, the driving shaft member 1 0 a and the driven shaft The shaft members 10b are coupled so as to be able to move relatively in the axial direction while maintaining the radial overlap. In addition, the roll cover 7 may slip along the inclined support surface of the center abutment 5a. In addition, in order to cause the roll cover 7 to slide, a cover moving brake (moving mechanism) 26 composed of a hydraulic cylinder is designed along the inclined support surface of the center abutment 5a. In the strip rolling mill composed of the above-mentioned components, the rolling mill driving motor 1 is driven, and the rotational driving force is distributed to each roll stand 4 through the power shafts 3, 3, and then the Fu moving shaft 10, the first, and the second are driven in turn. The intermediate driving shaft transmits the rotational driving force to the roll support shafts 18, 18 »and then uses the processing rolls 8, 8 provided at the ends of these roll support shafts 18, 18 to send the rolling stock from the conveyor line, For example, the wire is rolled. The operation of exchanging wear or grooves of different sizes during rolling will be described below. For example, at this time, the first hole C1 is located on the conveying line P, and the cover moving brake 26 is activated to move the roll cover 7 obliquely downward toward the side of the helical gear box 6 by a distance corresponding to the distance between the first hole and the second hole. In this way, instead of the first hole slot C1, the second hole slots c 2, C 2 of the two processing rolls 8 and 8 are simultaneously switched to the position on the conveying line P. -15- (Please read the precautions on the back before filling (I) This paper size is applicable to Chinese national standards < CNS) A4 specification (210X297 male) 446589 A7 ___B7 V. Description of the invention (13) When the roll cover 7 is moved to the helical gear box 6 side • The axis of the driven shaft portion 1 0 b on the drive shaft 10 is driven The position has changed with respect to the position of the driving shaft portion 10a. However, since a shaft joint 25 is provided between the two which can expand and contract axially while maintaining a radial overlap, the power from the above is still maintained. A driving force transmission line from the shaft 3 to the processing rolls 8 and 8. In this way, simply by moving the roll cover 7, the replacement of the holes and grooves can be completed, and then the rolling after the replacement of the holes and grooves can be started immediately. As explained above, in this embodiment, the roll cover 7 and the helical gear box 6 are provided separately, and the hole and groove exchange on the processing rolls 8 '8 can be completed by only moving the roll cover 7. The hole and groove exchange operation is simple, And it can be completed in a short time. The Ministry of Justice of the People's Republic of China has printed the existing technology with the quasi-bureau's work co-operative consumer cooperative. As mentioned earlier, when performing the hole and groove exchange, the processing roll must be removed from the roll support shaft, or the roll must be axially reversed. Or change the position where the gasket is inserted and fix it again. Such an operation * For example, 10 racks require at least 6 people X 30 minutes of manpower and time. In addition, in an automation-oriented and reduced labor plant, during normal rolling, the working area of a rolling unit requires only 1-2 people. In order to shorten the time, in order to shorten the time, people in other work areas are usually required to assist. This increases the burden on workers outside the work area. In addition, the processing roll is fixed by internal pressure or side pressure. * When angstrom or grease adheres to the fixed surface, it will slide, resulting in damage. In this way, the existing processing roll fixing operation requires skill and care, and the hole and groove exchange operation is performed in a harsh environment where rolling scale, cooling water and grease are present. -16- (Please read the precautions on the back before filling in this page) This paper size is applicable to China's household furniture ratio (CNS) A4 specification (2 丨 0X297 mm > 446589 A7 _____B7_ V. Description of the invention (彳 4) However, in this embodiment, the above-mentioned hole and groove exchange operation is not required. It is beneficial to reduce the number of workers and also reduces downtime. Therefore, productivity can be improved and operation costs can be reduced. Also, no loading and unloading is required during hole and groove exchange. The rolls 8 and 8 are processed to reduce roll breakage accidents. In addition, in the present embodiment, since the drive shaft 10 is provided with a shaft joint 25 that is free to extend and contract in the axial direction, the roll is moved even in order to exchange holes and grooves. The positions of the hood 7 and the driven helical gears 13 are not changed. This enables stable and high-speed operation. That is, in the above-mentioned rolling unit, a plurality of roll stands 4... The power shafts 3, 3 of these frames 4 distribute the driving force to each of the roll frames 4 .... When the slot is to be exchanged, each of the roll frames 4 ... must be moved separately, so if there is a position of the driven helical gear 13 Changed The linear power shaft cannot maintain the meshing state of each of the driving helical gear and the driven helical gear. Therefore, it is necessary to add a shaft joint such as a universal joint that compensates the deviation of the shaft center between each frame on the power shaft. Under the condition of high-speed rotation | Universal joints are not only expensive, non-economical design, but also difficult to achieve technically. They are the cause of vibration and noise.汔 Read the note on the back again and then again on this page) In this embodiment, because the shaft joint 25 is provided on the drive transmission shaft 10, the position of the driven helical gear 13 will not change, and The relationship between the power shafts 3 and 3 can be the same as the original *, so high-speed work with high productivity can be stably performed. [Embodiment 2] Next, another embodiment of the present invention will be described with reference to FIGS. 5 to 8. The dimensions are applicable to China® Home Standard (CNS) A4 specifications (2 丨 0X297 mm > -17-A7 B7 V. Description of the invention (15). Here, components having the same functions as those shown in the above embodiment 1 are used. Same sign Therefore, the description thereof will be omitted. As shown in FIG. 5, the strip rolling mill in this embodiment is provided with a plurality of roll stands 4 inclined at an angle of 45 °, and is arranged to cross the conveying line P perpendicular to the paper surface. Example 1 constitutes the same unit. As shown in the figure, each roll stand 4 is on a base 5 composed of support surfaces inclined at 45 ° on the left and right sides. As described above, it consists of a helical gear box 6 and a roll cover. 7. As shown in Figure 6, there is a driven helical gear 1 at the base end 3. The drive transmission shaft 10 with a first spur gear 1 4 at the front end is short. The entire length is supported by the helical gear box 6. In addition, in this figure and subsequent figures, the axis direction of each shaft member is shown horizontally for convenience. The first intermediate transmission shaft 11 has a structure in which a base end portion thereof projects from the wall surface of the roll cover 7 and protrudes toward the helical gear box 6 side. A second spur gear 1 5 is provided at the protruding end as easily as a fuel nozzle. The second spur gear 1 5 is meshed with the first spur gear 1 4 which drives the drive shaft 10 in the helical gear box 6. Structure》 Sealed by the Central Ministry of Standardization of the Ministry of Industry and Commerce of the People's Republic of China. In addition, the processing rolls 8 * 8 provided on the tip side of the roll cover 7 are the same as those in the first embodiment. , C 2 composition. In the figure, the first hole C1 on the base end side is in a state of being located on the conveying line P. At this time, the axially opposite end surfaces of the helical gear box 6 and the roll cover 7 are kept at an axial distance from the first hole groove C 1 and the second hole groove C 2. < 5 same distance. The roll cover 7 is fixed to the base 5 by a vise device 31 described later. In addition, in this state, the apex side of the second spur gear 15 is at -18- This paper size is applicable to the Chinese national kneading (CNS) A4 «L grid (210X297 mm) ^ 4 46 5 8 9 A7 £ 7_ V. Description of the invention (16) A structure that is slightly axially offset from the front end side of the first spur gear 14 and meshes with the first spur gear 14. Because this shift occurs, the tooth widths of the first and second spur gears 14 and 15 must be set to ensure that the rotational driving force sent from the power shaft 3 can be transmitted. ... Are arranged in parallel along the conveying line P. As in the above-mentioned embodiment, the rolled products such as wire are rolled by the processing rolls 8 and 8 of the roll stands 4... When the slot is to be exchanged on the conveying line P, for example, when the position of the first slot is replaced by the second slot described above, the roll cover 7 is moved in the same manner as described above. In this embodiment, the moving cover brake 26 uses an electric motor 26a, and the base 5 is provided with a screw rod 2 6 b along the moving direction, and the nut 2 6 c of the screw rod 2 6 b is screwed together. In the recessed portion of the lower end of the flange 7 b of the fixed roll cover 7. The roller cover 7 can be moved by rotating the screw rod 26 b with the electric motor 2 6 a. In addition, as shown in FIG. 5, a plurality of vise devices 3 1 composed of hydraulic cylinders are provided on the lower side of the roll cover 7 to fix the roll cover 7 to the base 5 before and after the moving operation. …. As shown in Figure 7 but printed by the Central Military Commission ’s Ordnance and Consumer Cooperatives *, the electric motor 2 6 a is used to move the roll cover 7 from the position shown in FIG. 6 to the end face of the roll cover 7 and basically touch it. Position of the helical gear box 6. That is, the roll exchange is performed by this operation so that the second hole groove C 2 is positioned on the conveying line. At this time, since the second spur gear 15 of the first intermediate transmission shaft 11 is pushed into the helical gear box 6 from the front position, it is exactly the opposite of the situation in FIG. 6. The ground is slightly shifted, and it keeps meshing with the first spur gear 14. This paper size is applicable to China National Sample Rate (CNS) A4 specification (2 丨 0X297 mm) -19 · 446589 A7 ___B7 V. Description of the invention (17) As described above, the meshing state of the axial offset is transmitted as described above, so that the rotational force from the power shaft 3 is transmitted to the processing rolls 8 * 8 through the first and second spur gears 14 and 15. In this embodiment, the length of the screw rod 26 b, that is, the stroke moved by the cover moving brake is set so that the above-mentioned vehicle L roller cover 7 can be moved to the second spur gear 15 completely from the helical gear box 6 Pull out the position, as shown in Figure 8. Based on the above description • In this embodiment, it is the same as in the above embodiment 1 * The roll change is performed by the operation of moving the roll cover 7. At this time, the first spur gear 14 and the first intermediate drive shaft 1 1 of the drive shaft 10 are driven. The outer periphery of the second spur gear 15 is composed of parallel axial tooth shapes, so that even if an axial offset occurs during the roll change, the state of mutual meshing can be maintained. Therefore, an axial telescopic mechanism is formed. In this way, it is not necessary to provide a spline shaft 25 and other isometric shaft joints as in the first embodiment, and the overall structure is more concise. Enlarges the device as a whole. In this embodiment, since such a space is not needed, the device is relatively compact as a whole, which facilitates the installation of the device in a small space. In addition, sliding bearings and the like are installed between the above-mentioned roll support shafts 18, 18 and the eccentric sleeve 2 1. This type of bearing is a consumable item. In order to exchange bearings each time, the roll cover 7 is moved to a maintenance work area for bearing exchange. At this time, since the gears 1 4 are on the side of the helical gear box 6 in this embodiment, as compared with the cover with the shaft joint, the roll cover 7 can be small and easy to assemble and disassemble. When there is a shaft connector, the core must be taken out during loading and unloading, and a shaft is required. Connector • 20- Read the back :; i Note the matter and fill in the manual 本) This paper size applies the Chinese national standard (CNS > A4 specifications (210X297 mm) 44β589 Α7 Β7 V. The supporting device of the invention description (18), so that the shaft joint itself has a complicated structure, and the loading and unloading operations are difficult. Loading and unloading operation of the roll cover 7. Further | Generally, when the number of rotations is as high as 2500 revolutions per minute, in a high-speed rotation area such as a drive transmission shaft 14, the structure of this embodiment is not as compared with a shaft joint. Problems such as vibrations can occur, and a more stable working state can be maintained. In this embodiment, a first intermediate transmission shaft 11 is used, which protrudes from the roll cover 7 to the helical gear box 6 side, and a second spur gear is provided on the end surface of the helical gear box 6 1 5 It is a structure that can be freely fixed like an oil nozzle. In this way, it is easy to remove the roll cover 7 from the helical gear box 6 side and replace the second spur gear 1.5 with another gear with a different number of teeth. Printed by Shelley Consumer Cooperatives (Xu 1¾ read the notes on the back and fill in this page). That is, in the unit, multiple roll stands 4 ... are linearly arranged in increasing order according to the number of rotations of each roll 8. The change is adjusted by changing the number of gear teeth that mesh with each other. In order to exchange the above-mentioned bearings, such as the outer roll cover 7, after the replacement of the roll cover, the work can be started immediately | There are too many roll covers. Here, as described above. • Since the second spur gear 15 that determines the number of rotations of the processing rolls 8 can be easily attached and detached, the preliminary cover can be shared, and the overall structure is simple. The hood moving brake 26 can move the rolled light hood 7 along the inclined support surface of the base table 5 until the above-mentioned second spur gear 15 is completely pulled out of the helical gear box 6. In this way, it is easy to make the elephant car L Roller support shafts 8 and 8 bearing repair operations. This paper size applies to China's national kneading rate (CNS) A4 specifications (210X297 mm). 21-446589 A7 _B7__ V. Description of the invention (19) It is said that when carrying out this kind of maintenance work, first carry out the work of carrying the roll cover 7 by a crane. At this time, the hoisting work of the roll cover 7 by a crane must be performed at a position that does not interfere with the helical gear box 6 ". The roll cover 7 must be removed from the side of the helical gear box 6 • Moved diagonally above to the above position. Here, you can use the cover moving brakes 2 6 to complete this work. In this way, even if it is to be carried by a crane, no other special movement is required The equipment and operations make the overall structure simple and easy to operate. The present invention is not limited to the above embodiments, and can be variously modified within the scope of the present invention. For example, although the drive transmission A splined shaft joint is mounted on the shaft 10. However, as shown in FIG. 9, the first intermediate transmission shaft 11 can be divided into two parts. The driving shaft portion 1 1 a with the first spur gear 1 4 is provided in the helical gear box 6, and the end face of 1 1 a A female spline shaft 2 5 b is provided, and a driven shaft portion 11 b supported by the roll cover 7 at the same time is provided with a male spline shaft 2 5 a at an end portion protruding from the roll cover 7 to the helical gear box 6 side. In this structure, the number of gears in the roll cover 7 is smaller, and the roll cover 7 can be made smaller *. Therefore, the roll cover 7 can be attached and detached when the bearing is changed, and the transportation operation becomes easier. Printed by the Central Government Bureau of Work, Consumer Affairs Cooperative Co., Ltd. For example, in each of the above-mentioned embodiments, the movable parts that are moved when changing the hole slot are listed. Structures moving on platforms 5, 5a. However, for example, the above-mentioned eccentric sleeves 2 1, 21, which are externally embedded on the roll support shafts 18, 18, may move axially in the roll cover 7. Therefore, it can also be used to complete the roll changing operation. In this structure, compared with the structure of the moving roll cover 7, the moving pair • 22- (诮 1, read the following precautions, and then Jn {: T this page) This paper size applies the Chinese National Standard (CNS) A4 Specification (2 丨 OX297mm) 446589 A7 ._B7 ____ 5. Description of the invention (20) The device becomes light and small, which makes the device for automatic movement easier. The overall manufacturing cost can be reduced. In addition, because the roller support shaft 1 8, 18 may also move axially within the eccentric sleeves 2 1, 2 1, which can also complete the roll change. In this structure, the moving object becomes lighter and smaller, and the overall structure is simpler. When using eccentric bushings 2 1, 2 1 or roll support shafts 18, 18 as moving parts • As shown in Fig. 10 (a) '(b)' provided on the roll support shafts 18, 18 Between the driven sub-gear 19 and the first and second sub-gears 16 and 17 on the first and second intermediate transmission shafts 11 and 12 are the same as those in the above-mentioned embodiment 2. Generates axial offset and maintains the meshing state | It forms an axial telescopic mechanism, so there is no need to additionally provide an axial direction in this structure The components with telescopic functions have a simpler overall structure. "When the movable part that moves during roll change is roll cover 7, eccentric sleeve 2 1 or 21, or roll support shaft 1 8 or 18, if a position to detect the amount of movement is set Detectors can further improve the operability and workability of the roll change. Quot; Printed by the Ministry of Labor, Central Bureau of Standards and Labor, Consumer Cooperatives ^ (please read the precautions for 5 and read the back 1) In the case of a detector, after the operation of moving the movable member for the roll change is started, the time when the movable member reaches the predetermined position to stop the operation can be obtained from the signal detected by the position detector. This eliminates the need for the conveyor line P The progress of the operation is determined by visually inspecting the axial displacement of the processing roll 18, so the operation can be performed from a long distance, making the roll changing operation easy *, and the roll changing time can be shortened. In the above-mentioned embodiments, various types are listed. The paper size of the unit's final paper is applicable to China's national standard (CNS > A4 size (2 丨 0X297 mm). 23-4465 89 A7 B7 S Printed by the Central Standards Bureau Offshore Consumer Cooperatives Explanation (21) Structure 0 However, the present invention is also applicable to other forms of steel strip rolling mills whose single end is fixed to a roll support shaft. [Inventive effect] As explained above ♦ In the first claim of the present invention The steel bar tilS is equipped with movable parts that allow the processing rolls to move axially. * There is a structure where the processing rolls can move integrally with these movable parts. Therefore, do not add or remove X rolls when changing rolls, which makes the operation simple and shortens the time required Productivity: In the steel bar rolling mill according to item 2 of the patent scope, the axial expansion and contraction is provided in the driving force transmission line that transmits the rotational driving force from the driving force input member provided on the side of the frame to the processing roll. Mechanism so that the position of the driving force input part can be In the case of moving the movable part to change the roll, for example, as described in item 3 of the patent application, the roll cover which supports the roll support shaft separately from the fixed cover of the driving force input member of the hood can be used as the movable part and fixed from the fixed position. The cover extends to the middle of the shaft member of the roll cover. A spline shaft is provided as an axial telescopic mechanism. Even if the driving force is distributed from the power shaft to each frame like the structure of the above unit, the power shaft may have a linear structure. Therefore, high-productivity and high-speed operation can be performed stably. In the steel bar rolling mill under the scope of patent claim No. 4, the quotient {aai m on the shaft part is used to form the axial telescopic mechanism with axial displacement while maintaining the meshing state. Therefore, there is no need to provide a special shaft joint like the spline shaft mentioned above. More concise 〇 This paper standard is applicable ® National Standard (CNS) A4 specification (210X297 mm) _ 24-446589 A7 B7 V. Description of the invention (22) In the strip rolling mill under the scope of application for patent No. 5 The gear on the hood side can be freely attached and detached from the end face of the shaft member protruding toward the fixed cover. Therefore, even if the unit is assembled *, the above-mentioned gears can be exchanged. • It can easily meet the requirements of the number of rotations between the various frames. The overall structure becomes simple. In the strip rolling mill under the scope of patent application No. 6, since the moving roll cover mechanism provided for the roll change has a moving stroke for moving the roll cover to a hoistable position, the roll cover must be transported to maintenance like a bearing change When a crane is used in the work area, no additional moving mechanism and work are needed, which makes the operation easy. In the strip rolling mill under the scope of patent application No. 7, the movable parts are composed of eccentric sleeves which are respectively embedded on a pair of roll support shafts, so the moving object during the roll change is small, so that the device for automatic movement is changed. It ’s simple, and the overall production cost can be reduced. ”In the steel bar rolling mill under the eighth patent application, the movable part is composed of the roll support shaft. • The moving object becomes lighter and smaller when the roll is changed, and the overall structure is simpler as above. , The overall production cost is lower. Printed on the steel bar rolling mill under the 9th patent application by the Central Laboratories of the Ministry of Economic Affairs of the Ministry of Economic Affairs, because a position detector is installed to detect the amount of moving parts. This eliminates the need for visual processing on the conveyor line. The axial displacement of the rolls determines the progress of the operation. It can have a structure such as long-distance operation, which makes the roll change operation easier, and the roll change time can be shortened.》 This paper size applies Chinese National Standards (CNS) A4 size (210X297 mm) .25-