卷管長度測試方法說明
卷管長度測試方法說明
我們常說的卷管長度(du)一(yi)般是定(ding)尺(chi),那是怎么計算出來(lai)的(de)呢(ni)?下面我們(men)介紹兩種(zhong)方(fang)(fang)法,方(fang)(fang)便(bian)(bian)大家去理解。定(ding)尺(chi)由產(chan)品(pin)標準規(gui)定(ding)的(de)鋼(gang)坯(pi)和成品(pin)鋼(gang)材(cai)的(de)特定(ding)長度(du)。按定(ding)尺(chi)生(sheng)產(chan)產(chan)品(pin),鋼(gang)材(cai)的(de)生(sheng)產(chan)和使用部門(men)能有(you)效地節約金(jin)屬,便(bian)(bian)于組織生(sheng)產(chan),充分利用設(she)備能力,簡化包裝,方(fang)(fang)便(bian)(bian)運輸。不同(tong)的(de)國家對鋼(gang)材(cai)定(ding)尺(chi)長度(du)都有(you)專門(men)的(de)規(gui)定(ding)。鋼(gang)材(cai)定(ding)尺(chi)方(fang)(fang)法隨生(sheng)產(chan)規(gui)模、機械化自動(dong)化程度(du)、鋼(gang)材(cai)品(pin)種(zhong)不同(tong)而不同(tong)。
卷管采(cai)用(yong)(yong)(yong)(yong)定(ding)尺(chi)(chi)機(ji)定(ding)尺(chi)(chi)。定(ding)尺(chi)(chi)機(ji)位于(yu)剪機(ji)或(huo)鋸機(ji)之后,配合它(ta)們使用(yong)(yong)(yong)(yong)。定(ding)尺(chi)(chi)機(ji)主要有(you)門(men)(men)式(shi)和懸臂式(shi)兩(liang)種。門(men)(men)式(shi)定(ding)尺(chi)(chi)機(ji)是在門(men)(men)式(shi)框架中安有(you)多個定(ding)尺(chi)(chi)擋(dang)板的裝(zhuang)置(zhi),使用(yong)(yong)(yong)(yong)時(shi)按(an)定(ding)尺(chi)(chi)的長(chang)度用(yong)(yong)(yong)(yong)風動或(huo)電(dian)動起(qi)(qi)落不同(tong)的擋(dang)板。它(ta)占地面(mian)積大(da),裝(zhuang)卸不便。懸臂式(shi)定(ding)尺(chi)(chi)機(ji)由(you)電(dian)動機(ji)傳動一根(gen)長(chang)絲杠(gang),絲杠(gang)轉動時(shi)帶動定(ding)尺(chi)(chi)擋(dang)板橫(heng)向移動,。定(ding)位較準確(que)。較簡單的定(ding)尺(chi)(chi)裝(zhuang)置(zhi)是在一根(gen)光(guang)桿上吊(diao)有(you)兩(liang)至(zhi)三塊鍘刀式(shi)擋(dang)板,由(you)人工(gong)扳動起(qi)(qi)落擋(dang)板。定(ding)尺(chi)(chi)機(ji)定(ding)尺(chi)(chi)常用(yong)(yong)(yong)(yong)在老式(shi)的、生產規模不大(da)的鋼(gang)坯(pi)車間(jian)和型棒(bang)材(cai)車間(jian)。當同(tong)時(shi)采(cai)用(yong)(yong)(yong)(yong)多臺鋸機(ji)切斷一根(gen)長(chang)鋼(gang)材(cai)時(shi),可通過改變各鋸間(jian)距離調(diao)整(zheng)定(ding)尺(chi)(chi)。
第一用攝像(xiang)(xiang)機(ji)來測量它的(de)長度(du),也就是(shi)通(tong)(tong)過成像(xiang)(xiang)技(ji)術,通(tong)(tong)過固定(ding)攝像(xiang)(xiang)機(ji),讓鋼管從(cong)攝像(xiang)(xiang)機(ji)前面通(tong)(tong)過就可以測量出鋼管的(de)長度(du)。
第二編(bian)碼器測量在油缸(gang)上(shang)面裝上(shang)編(bian)碼器。然后通過油缸(gang)推動鋼管運動,在另一側安裝光電開關(guan)。當(dang)鋼管另一端碰(peng)觸到光電開關(guan)就可以準確測量出鋼管的長度。
上一篇:16MN鋼板卷管商品特性及用途
下一篇:鋼板卷管的高頻焊接應用特點
推薦資訊: | ||||||||||||||||||||
|