縷紗(sha)(sha)(sha)(sha)測長(chang)儀是(shi)評(ping)價紗(sha)(sha)(sha)(sha)線(xian)(xian)、纖維長(chang)絲等(deng)線(xian)(xian)密度技術指(zhi)標的(de)(de)儀器(qi)(qi)(qi)(qi)(qi)，廣泛使用于紡(fang)織企(qi)業、檢(jian)測機(ji)(ji)構(gou)(gou)、質(zhi)檢(jian)執法單位和科研(yan)機(ji)(ji)構(gou)(gou)的(de)(de)中心實驗室。由紗(sha)(sha)(sha)(sha)框、張力(li)器(qi)(qi)(qi)(qi)(qi)、橫動(dong)排(pai)紗(sha)(sha)(sha)(sha)器(qi)(qi)(qi)(qi)(qi)、導紗(sha)(sha)(sha)(sha)架(jia)(jia)和控(kong)(kong)制面(mian)板五部分構(gou)(gou)成。紗(sha)(sha)(sha)(sha)測長(chang)儀每繞(rao)(rao)(rao)取一(yi)(yi)(yi)(yi)圈紗(sha)(sha)(sha)(sha)線(xian)(xian)就得(de)到一(yi)(yi)(yi)(yi)圈的(de)(de)長(chang)度，因此紗(sha)(sha)(sha)(sha)線(xian)(xian)的(de)(de)張力(li)影響(xiang)長(chang)度，圈數(shu)越(yue)多積(ji)累長(chang)度差(cha)別越(yue)大，所以(yi)，張力(li)器(qi)(qi)(qi)(qi)(qi)在本儀器(qi)(qi)(qi)(qi)(qi)上是(shi)一(yi)(yi)(yi)(yi)道獨特(te)技術特(te)征。紗(sha)(sha)(sha)(sha)框是(shi)六角菱形結(jie)構(gou)(gou)，紗(sha)(sha)(sha)(sha)框圈長(chang)是(shi)計量繞(rao)(rao)(rao)紗(sha)(sha)(sha)(sha)總長(chang)的(de)(de)基礎。導紗(sha)(sha)(sha)(sha)架(jia)(jia)是(shi)試(shi)(shi)樣紗(sha)(sha)(sha)(sha)路路徑控(kong)(kong)制器(qi)(qi)(qi)(qi)(qi)之一(yi)(yi)(yi)(yi)，試(shi)(shi)樣進入儀器(qi)(qi)(qi)(qi)(qi)試(shi)(shi)驗路徑入口。控(kong)(kong)制面(mian)板是(shi)控(kong)(kong)制儀器(qi)(qi)(qi)(qi)(qi)運轉的(de)(de)樞紐(niu)，橫動(dong)排(pai)紗(sha)(sha)(sha)(sha)器(qi)(qi)(qi)(qi)(qi)也是(shi)試(shi)(shi)樣紗(sha)(sha)(sha)(sha)路路徑控(kong)(kong)制器(qi)(qi)(qi)(qi)(qi)之一(yi)(yi)(yi)(yi)，電機(ji)(ji)驅動(dong)凸輪推(tui)動(dong)排(pai)紗(sha)(sha)(sha)(sha)桿往復運動(dong)，排(pai)紗(sha)(sha)(sha)(sha)桿上裝(zhuang)有(you)導紗(sha)(sha)(sha)(sha)鉤，導紗(sha)(sha)(sha)(sha)鉤里(li)的(de)(de)試(shi)(shi)樣在紗(sha)(sha)(sha)(sha)框纏繞(rao)(rao)(rao)的(de)(de)過(guo)程中均勻、有(you)序排(pai)列。