本發明涉及長(chang)輸管道用設備，特別涉及一種內彎(wan)管機及彎(wan)管方法。

背景技術：

現有技術中(zhong)，在(zai)長輸(shu)管(guan)道(dao)鋪(pu)設(she)過程中(zhong)，由(you)于地面環境或該路段鋪(pu)設(she)要(yao)求，往往需(xu)要(yao)管(guan)道(dao)某(mou)部分彎(wan)折(zhe)(zhe)某(mou)個角度，由(you)于管(guan)道(dao)材質、體積等問題，管(guan)道(dao)彎(wan)折(zhe)(zhe)較難實(shi)現，采用人工進(jin)行彎(wan)折(zhe)(zhe)幾(ji)乎(hu)是不可能實(shi)現的(de)(de)，較多(duo)的(de)(de)使用外彎(wan)管(guan)機進(jin)行管(guan)線(xian)的(de)(de)彎(wan)折(zhe)(zhe)，但針對(dui)已經防(fang)(fang)腐完(wan)畢的(de)(de)管(guan)線(xian)，使用外彎(wan)管(guan)機容易造成防(fang)(fang)腐層的(de)(de)破壞，因此需(xu)要(yao)某(mou)種設(she)備進(jin)行彎(wan)折(zhe)(zhe)操作。

技術實現要素：

本發(fa)明的目的是提供一(yi)種在(zai)管道鋪設過(guo)程(cheng)中能(neng)方(fang)便(bian)將(jiang)管道彎曲的設備。

為了達(da)到(dao)上述(shu)(shu)目的，本(ben)(ben)發(fa)明提供(gong)了一(yi)(yi)種內彎管(guan)機，包括本(ben)(ben)體(ti)及(ji)位(wei)于本(ben)(ben)體(ti)前(qian)(qian)(qian)端(duan)的牽引板(ban)，所(suo)述(shu)(shu)本(ben)(ben)體(ti)由前(qian)(qian)(qian)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)、中(zhong)部(bu)(bu)方(fang)形(xing)(xing)(xing)體(ti)及(ji)后(hou)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)連(lian)(lian)接構成，所(suo)述(shu)(shu)前(qian)(qian)(qian)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)和后(hou)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)呈(cheng)圓(yuan)(yuan)臺(tai)(tai)(tai)狀，前(qian)(qian)(qian)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)中(zhong)部(bu)(bu)中(zhong)空(kong)且內設(she)(she)置(zhi)(zhi)有第(di)一(yi)(yi)氣缸，所(suo)述(shu)(shu)第(di)一(yi)(yi)氣缸的伸(shen)縮端(duan)固(gu)定設(she)(she)置(zhi)(zhi)牽引板(ban)，所(suo)述(shu)(shu)前(qian)(qian)(qian)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)和后(hou)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)的外(wai)表(biao)面滑(hua)(hua)動(dong)(dong)設(she)(she)置(zhi)(zhi)有滑(hua)(hua)動(dong)(dong)塊(kuai)，所(suo)述(shu)(shu)中(zhong)部(bu)(bu)方(fang)形(xing)(xing)(xing)體(ti)的一(yi)(yi)側表(biao)面上設(she)(she)置(zhi)(zhi)有第(di)二氣缸，第(di)二氣缸的伸(shen)縮端(duan)固(gu)定設(she)(she)置(zhi)(zhi)有中(zhong)部(bu)(bu)徑向(xiang)(xiang)(xiang)運(yun)動(dong)(dong)臺(tai)(tai)(tai)，所(suo)述(shu)(shu)中(zhong)部(bu)(bu)徑向(xiang)(xiang)(xiang)運(yun)動(dong)(dong)臺(tai)(tai)(tai)為圓(yuan)(yuan)臺(tai)(tai)(tai)結構且中(zhong)心為方(fang)形(xing)(xing)(xing)中(zhong)空(kong)結構，所(suo)述(shu)(shu)中(zhong)部(bu)(bu)徑向(xiang)(xiang)(xiang)運(yun)動(dong)(dong)臺(tai)(tai)(tai)套設(she)(she)于本(ben)(ben)體(ti)的中(zhong)部(bu)(bu)方(fang)形(xing)(xing)(xing)體(ti)處，中(zhong)部(bu)(bu)徑向(xiang)(xiang)(xiang)運(yun)動(dong)(dong)臺(tai)(tai)(tai)外(wai)表(biao)面滑(hua)(hua)動(dong)(dong)設(she)(she)置(zhi)(zhi)有滑(hua)(hua)動(dong)(dong)塊(kuai)，前(qian)(qian)(qian)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)、中(zhong)部(bu)(bu)方(fang)形(xing)(xing)(xing)體(ti)的連(lian)(lian)接部(bu)(bu)圓(yuan)(yuan)周(zhou)方(fang)向(xiang)(xiang)(xiang)設(she)(she)置(zhi)(zhi)有若干彈性輪(lun)，后(hou)部(bu)(bu)滑(hua)(hua)動(dong)(dong)臺(tai)(tai)(tai)、中(zhong)部(bu)(bu)方(fang)形(xing)(xing)(xing)體(ti)的連(lian)(lian)接部(bu)(bu)圓(yuan)(yuan)周(zhou)方(fang)向(xiang)(xiang)(xiang)設(she)(she)置(zhi)(zhi)有若干彈性輪(lun)，牽引板(ban)與本(ben)(ben)體(ti)上設(she)(she)置(zhi)(zhi)的滑(hua)(hua)動(dong)(dong)塊(kuai)通(tong)過(guo)牽引繩連(lian)(lian)接。

具體(ti)的，所述前部(bu)(bu)滑動(dong)臺(tai)、后(hou)部(bu)(bu)滑動(dong)臺(tai)和中部(bu)(bu)徑向運(yun)(yun)動(dong)臺(tai)上均設置有滑槽(cao)與滑動(dong)塊底部(bu)(bu)的凸起相配合(he)滑動(dong)運(yun)(yun)動(dong)機構。

具體(ti)(ti)的(de)，所(suo)述彈性輪位置(zhi)與牽引繩在本體(ti)(ti)圓周(zhou)上相錯設置(zhi)。

具(ju)體的(de)，所述彈性(xing)輪(lun)的(de)旋轉(zhuan)軸(zhou)向的(de)剖切面呈“工”字形。

優選的(de)，所述(shu)牽引繩穿過彈性輪與管體之間形(xing)成空(kong)間。

具(ju)體(ti)的(de)，所述(shu)前部滑動臺(tai)、后部滑動臺(tai)和中部徑向運動臺(tai)的(de)錐度相同。

具體的，所述前(qian)部滑動臺靠近(jin)牽(qian)引板的一端直徑(jing)大于遠離牽(qian)引板一端的直徑(jing)；

后部滑(hua)動臺靠(kao)近牽引板(ban)的一(yi)端(duan)直徑(jing)大于(yu)遠離牽引板(ban)一(yi)端(duan)的直徑(jing)；

中部徑(jing)向運動臺靠近牽(qian)引(yin)(yin)板(ban)的一端直徑(jing)大于遠離牽(qian)引(yin)(yin)板(ban)一端的直徑(jing)。

如(ru)上所述，本發(fa)明(ming)的應(ying)用于管(guan)道(dao)管(guan)體(ti)內部，通(tong)過第(di)一(yi)氣缸(gang)推動(dong)(dong)牽引板使(shi)(shi)滑(hua)動(dong)(dong)塊與管(guan)體(ti)內壁(bi)緊(jin)密接觸，然后第(di)二氣缸(gang)通(tong)過中部徑(jing)向(xiang)運動(dong)(dong)臺(tai)(tai)給管(guan)體(ti)內壁(bi)一(yi)個徑(jing)向(xiang)的力(li)(li)(li)f1，根(gen)據力(li)(li)(li)學原理，前部滑(hua)動(dong)(dong)臺(tai)(tai)、后部滑(hua)動(dong)(dong)臺(tai)(tai)上的滑(hua)動(dong)(dong)塊給管(guan)體(ti)內壁(bi)一(yi)個方(fang)向(xiang)的力(li)(li)(li)f2，力(li)(li)(li)f1和(he)力(li)(li)(li)f2方(fang)向(xiang)相反，進而使(shi)(shi)管(guan)道(dao)彎(wan)折，本發(fa)明(ming)的內彎(wan)管(guan)機操作方(fang)便、操作簡單(dan)能容易達到管(guan)道(dao)彎(wan)折的效果(guo)。

附圖說明

圖1是(shi)本發(fa)明的(de)一種(zhong)內彎管機(ji)結構(gou)示(shi)意圖。

圖(tu)2是圖(tu)1的a-a剖視(shi)圖(tu)；

圖(tu)3是圖(tu)1的(de)b-b剖(pou)視圖(tu)；

圖(tu)4是(shi)圖(tu)1的c-c剖視圖(tu)。

牽引(yin)板(ban)1、本體2、前部(bu)滑(hua)(hua)動(dong)臺3、后部(bu)滑(hua)(hua)動(dong)臺4、中部(bu)徑向運(yun)動(dong)臺5、滑(hua)(hua)動(dong)塊6、彈性(xing)輪(lun)7、第一氣(qi)缸8、第二氣(qi)缸9、牽引(yin)繩10、管體11。

具體實施方式

為使本(ben)發明(ming)(ming)(ming)的(de)(de)目的(de)(de)、技術(shu)(shu)方(fang)(fang)案和優點更加清楚明(ming)(ming)(ming)了，下面(mian)結合(he)具體實施方(fang)(fang)式并參照附(fu)圖，對本(ben)發明(ming)(ming)(ming)進一步詳細說(shuo)明(ming)(ming)(ming)。應該理解，這些描(miao)(miao)述只是示例性的(de)(de)，而并非要限制本(ben)發明(ming)(ming)(ming)的(de)(de)范(fan)圍(wei)。此外(wai)，在以下說(shuo)明(ming)(ming)(ming)中，省略了對公知(zhi)結構和技術(shu)(shu)的(de)(de)描(miao)(miao)述，以避(bi)免(mian)不必要地(di)混(hun)淆本(ben)發明(ming)(ming)(ming)的(de)(de)概念。

如圖1所(suo)示(shi)，本發(fa)明提供(gong)了一種內(nei)彎管機，包(bao)括本體(ti)(ti)2及位于(yu)本體(ti)(ti)前(qian)(qian)(qian)(qian)端的(de)(de)牽引板1。所(suo)述(shu)(shu)本體(ti)(ti)2由前(qian)(qian)(qian)(qian)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)3、中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)方(fang)(fang)(fang)(fang)形(xing)體(ti)(ti)及后(hou)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)4連(lian)(lian)接構成(cheng)，所(suo)述(shu)(shu)前(qian)(qian)(qian)(qian)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)3和(he)后(hou)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)4呈圓(yuan)(yuan)臺(tai)(tai)(tai)(tai)(tai)(tai)狀，前(qian)(qian)(qian)(qian)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)3中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)中(zhong)(zhong)(zhong)空(kong)且(qie)(qie)內(nei)設(she)置(zhi)有(you)(you)第(di)(di)一氣缸(gang)(gang)8，所(suo)述(shu)(shu)第(di)(di)一氣缸(gang)(gang)8的(de)(de)伸縮端固定設(she)置(zhi)牽引板1，所(suo)述(shu)(shu)前(qian)(qian)(qian)(qian)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)3和(he)后(hou)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)4的(de)(de)外(wai)表面設(she)置(zhi)有(you)(you)滑(hua)(hua)槽與(yu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)塊6底部(bu)(bu)(bu)(bu)的(de)(de)凸(tu)起(qi)相配合(he)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機構，所(suo)述(shu)(shu)中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)方(fang)(fang)(fang)(fang)形(xing)體(ti)(ti)的(de)(de)一側表面上設(she)置(zhi)有(you)(you)第(di)(di)二氣缸(gang)(gang)9，第(di)(di)二氣缸(gang)(gang)9的(de)(de)伸縮端固定設(she)置(zhi)有(you)(you)中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)徑(jing)向(xiang)(xiang)運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)5，所(suo)述(shu)(shu)中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)徑(jing)向(xiang)(xiang)運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)5為圓(yuan)(yuan)臺(tai)(tai)(tai)(tai)(tai)(tai)結(jie)構且(qie)(qie)中(zhong)(zhong)(zhong)心(xin)為方(fang)(fang)(fang)(fang)形(xing)中(zhong)(zhong)(zhong)空(kong)結(jie)構，所(suo)述(shu)(shu)中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)徑(jing)向(xiang)(xiang)運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)5套設(she)于(yu)本體(ti)(ti)2的(de)(de)中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)方(fang)(fang)(fang)(fang)形(xing)體(ti)(ti)處(chu)，在中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)方(fang)(fang)(fang)(fang)形(xing)體(ti)(ti)的(de)(de)一側方(fang)(fang)(fang)(fang)向(xiang)(xiang)上本體(ti)(ti)2可在中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)徑(jing)向(xiang)(xiang)運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)5內(nei)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)，中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)徑(jing)向(xiang)(xiang)運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)5外(wai)表面滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)設(she)置(zhi)有(you)(you)滑(hua)(hua)槽與(yu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)塊6底部(bu)(bu)(bu)(bu)的(de)(de)凸(tu)起(qi)相配合(he)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)機構，前(qian)(qian)(qian)(qian)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)3、中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)方(fang)(fang)(fang)(fang)形(xing)體(ti)(ti)的(de)(de)連(lian)(lian)接部(bu)(bu)(bu)(bu)圓(yuan)(yuan)周(zhou)方(fang)(fang)(fang)(fang)向(xiang)(xiang)設(she)置(zhi)有(you)(you)若(ruo)干彈(dan)(dan)性輪7，后(hou)部(bu)(bu)(bu)(bu)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)臺(tai)(tai)(tai)(tai)(tai)(tai)4、中(zhong)(zhong)(zhong)部(bu)(bu)(bu)(bu)方(fang)(fang)(fang)(fang)形(xing)體(ti)(ti)的(de)(de)連(lian)(lian)接部(bu)(bu)(bu)(bu)圓(yuan)(yuan)周(zhou)方(fang)(fang)(fang)(fang)向(xiang)(xiang)設(she)置(zhi)有(you)(you)若(ruo)干彈(dan)(dan)性輪7，牽引板1與(yu)本體(ti)(ti)上設(she)置(zhi)的(de)(de)滑(hua)(hua)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)塊6通過牽引繩10連(lian)(lian)接。

為了(le)防(fang)止(zhi)彈性輪(lun)(lun)7與(yu)(yu)牽引繩10之間干(gan)擾(rao)，需要(yao)對(dui)所(suo)述彈性輪(lun)(lun)7位置(zhi)與(yu)(yu)牽引繩10在(zai)本體(ti)2圓周上相錯設置(zhi)。也(ye)可(ke)以(yi)將(jiang)所(suo)述彈性輪(lun)(lun)7的旋轉軸向的剖切面設計(ji)為“工”字形，所(suo)述牽引繩10穿過彈性輪(lun)(lun)7與(yu)(yu)管體(ti)11之間形成空間。

所述前部滑動(dong)(dong)臺(tai)3、后(hou)部滑動(dong)(dong)臺(tai)4和中部徑向運動(dong)(dong)臺(tai)5的錐(zhui)度(du)相同。

所述前部滑(hua)動臺3靠近(jin)牽引(yin)(yin)(yin)板(ban)(ban)(ban)1的(de)一(yi)端(duan)(duan)直(zhi)(zhi)徑(jing)(jing)大于遠離(li)(li)牽引(yin)(yin)(yin)板(ban)(ban)(ban)1一(yi)端(duan)(duan)的(de)直(zhi)(zhi)徑(jing)(jing)；后部滑(hua)動臺4靠近(jin)牽引(yin)(yin)(yin)板(ban)(ban)(ban)1的(de)一(yi)端(duan)(duan)直(zhi)(zhi)徑(jing)(jing)大于遠離(li)(li)牽引(yin)(yin)(yin)板(ban)(ban)(ban)1一(yi)端(duan)(duan)的(de)直(zhi)(zhi)徑(jing)(jing)；中部徑(jing)(jing)向(xiang)運(yun)動臺5靠近(jin)牽引(yin)(yin)(yin)板(ban)(ban)(ban)1的(de)一(yi)端(duan)(duan)直(zhi)(zhi)徑(jing)(jing)大于遠離(li)(li)牽引(yin)(yin)(yin)板(ban)(ban)(ban)1一(yi)端(duan)(duan)的(de)直(zhi)(zhi)徑(jing)(jing)。

本發(fa)(fa)明的(de)(de)內(nei)(nei)彎(wan)管(guan)(guan)(guan)(guan)(guan)機用(yong)于管(guan)(guan)(guan)(guan)(guan)道(dao)管(guan)(guan)(guan)(guan)(guan)體(ti)11內(nei)(nei)部(bu)，將(jiang)本發(fa)(fa)明所(suo)述(shu)內(nei)(nei)彎(wan)管(guan)(guan)(guan)(guan)(guan)機放(fang)入管(guan)(guan)(guan)(guan)(guan)體(ti)11內(nei)(nei)部(bu)，彈性輪7與(yu)管(guan)(guan)(guan)(guan)(guan)道(dao)管(guan)(guan)(guan)(guan)(guan)體(ti)11內(nei)(nei)壁(bi)接觸做旋轉運(yun)動(dong)，滑(hua)動(dong)塊(kuai)(kuai)6與(yu)管(guan)(guan)(guan)(guan)(guan)體(ti)11內(nei)(nei)壁(bi)之間留有空隙，牽(qian)引(yin)板(ban)1與(yu)本體(ti)2接觸。通(tong)過拉繩(sheng)將(jiang)所(suo)述(shu)內(nei)(nei)彎(wan)管(guan)(guan)(guan)(guan)(guan)機拖入管(guan)(guan)(guan)(guan)(guan)體(ti)11內(nei)(nei)需(xu)要(yao)彎(wan)折的(de)(de)處，通(tong)過第一(yi)氣(qi)缸(gang)(gang)8向(xiang)(xiang)前(qian)(qian)推(tui)動(dong)牽(qian)引(yin)板(ban)1，由(you)于牽(qian)引(yin)板(ban)1與(yu)滑(hua)動(dong)塊(kuai)(kuai)6通(tong)過牽(qian)引(yin)繩(sheng)10連接在(zai)一(yi)起，牽(qian)引(yin)板(ban)1向(xiang)(xiang)前(qian)(qian)運(yun)動(dong)，則滑(hua)動(dong)塊(kuai)(kuai)6會(hui)隨著牽(qian)引(yin)板(ban)1向(xiang)(xiang)前(qian)(qian)運(yun)動(dong)，因此滑(hua)動(dong)塊(kuai)(kuai)6越來越靠近管(guan)(guan)(guan)(guan)(guan)體(ti)11內(nei)(nei)壁(bi)，直到滑(hua)動(dong)塊(kuai)(kuai)6緊挨到管(guan)(guan)(guan)(guan)(guan)道(dao)內(nei)(nei)壁(bi)，則第一(yi)氣(qi)缸(gang)(gang)8停(ting)止推(tui)動(dong)牽(qian)引(yin)板(ban)1，然后第二氣(qi)缸(gang)(gang)9通(tong)過中部(bu)徑向(xiang)(xiang)運(yun)動(dong)臺(tai)5給管(guan)(guan)(guan)(guan)(guan)體(ti)11內(nei)(nei)壁(bi)一(yi)個徑向(xiang)(xiang)的(de)(de)力(li)(li)f1，根據力(li)(li)學原理，前(qian)(qian)部(bu)滑(hua)動(dong)臺(tai)3、后部(bu)滑(hua)動(dong)臺(tai)4上的(de)(de)滑(hua)動(dong)塊(kuai)(kuai)6給管(guan)(guan)(guan)(guan)(guan)體(ti)11內(nei)(nei)壁(bi)一(yi)個方(fang)向(xiang)(xiang)的(de)(de)力(li)(li)f2，力(li)(li)f1和力(li)(li)f2方(fang)向(xiang)(xiang)相反，進而使管(guan)(guan)(guan)(guan)(guan)道(dao)彎(wan)折。本發(fa)(fa)明的(de)(de)內(nei)(nei)彎(wan)管(guan)(guan)(guan)(guan)(guan)機操作方(fang)便、操作簡單能容(rong)易達到管(guan)(guan)(guan)(guan)(guan)道(dao)彎(wan)折的(de)(de)效果。

需(xu)要繼(ji)續向前(qian)運動(dong)時(shi)，將(jiang)第一氣缸8收縮，通(tong)過(guo)拉(la)繩拖動(dong)本(ben)發(fa)明所(suo)述內彎管(guan)(guan)機(ji)，由(you)于滑(hua)(hua)動(dong)塊(kuai)6與管(guan)(guan)體(ti)11之間的(de)摩擦(ca)力，使得(de)滑(hua)(hua)動(dong)塊(kuai)6向后滑(hua)(hua)動(dong)，使得(de)滑(hua)(hua)動(dong)塊(kuai)6與管(guan)(guan)體(ti)11之間的(de)形成(cheng)(cheng)空隙，此時(shi)彈性(xing)輪7開始旋轉，牽引板1與本(ben)體(ti)2接觸。通(tong)過(guo)拉(la)繩將(jiang)所(suo)述內彎管(guan)(guan)機(ji)向前(qian)拖動(dong)，周而(er)復始，最終完成(cheng)(cheng)管(guan)(guan)道管(guan)(guan)體(ti)11的(de)彎折(zhe)。

應(ying)當理解的(de)是，本(ben)(ben)發明(ming)(ming)的(de)上述具體(ti)實施方式僅僅用于示例(li)性說(shuo)明(ming)(ming)或(huo)(huo)解釋本(ben)(ben)發明(ming)(ming)的(de)原(yuan)理，而不(bu)構(gou)成對本(ben)(ben)發明(ming)(ming)的(de)限(xian)制(zhi)。因此，在(zai)不(bu)偏離本(ben)(ben)發明(ming)(ming)的(de)精神和(he)(he)范(fan)圍的(de)情(qing)況下所做的(de)任何修改(gai)、等同替換、改(gai)進等，均應(ying)包含在(zai)本(ben)(ben)發明(ming)(ming)的(de)保護范(fan)圍之內。此外，本(ben)(ben)發明(ming)(ming)所附(fu)權利(li)要求旨(zhi)在(zai)涵蓋落入所附(fu)權利(li)要求范(fan)圍和(he)(he)邊(bian)界(jie)、或(huo)(huo)者這種范(fan)圍和(he)(he)邊(bian)界(jie)的(de)等同形式內的(de)全部(bu)變化和(he)(he)修改(gai)例(li)。

技術特征：

技術總結
本發明公開了一種內彎管機及彎管方法，包括本體及牽引板，本體由前部滑動臺、中部方形體及后部滑動臺構成，前部滑動臺和后部滑動臺呈圓臺狀，前部滑動臺中部中空且內設置有第一氣缸，第一氣缸固定設置牽引板，前部滑動臺和后部滑動臺的外表面滑動設置有滑動塊，中部方形體側表面上設置有第二氣缸，第二氣缸固定設置有中部徑向運動臺，中部徑向運動臺為圓臺結構且中心為方形中空結構，中部徑向運動臺套設于中部方形體處，中部徑向運動臺外表面滑動設置有滑動塊，牽引板與滑動塊通過牽引繩連接。本發明的內彎管機操作方便、操作簡單能容易達到管道彎折的效果。

技術研發人員：許再勝;龐海濤;張金紅;杜紅元;劉井坤;龔永玲
受保護的技術使用者：中石化石油工程技術服務有限公司;中石化中原油建工程有限公司
技術研發日：2017.07.04
技術公布日：2017.09.29