信息來源:本站 | 發布日期: 2023-06-14 13:21:06 | 瀏覽量:391
摘要:
一般(ban)來說(shuo)(shuo),傳(chuan)感(gan)(gan)器(qi)的(de)(de)(de)量(liang)程(cheng)越接近分配到每個(ge)傳(chuan)感(gan)(gan)器(qi)的(de)(de)(de)載荷(he),其稱量(liang)的(de)(de)(de)準確度就越高(gao)。但在實習運(yun)用時,因為加在傳(chuan)感(gan)(gan)器(qi)上的(de)(de)(de)載荷(he)除被(bei)稱物(wu)體外,還存(cun)在秤體自重、皮重、偏載及振動沖擊等載荷(he),因此選用傳(chuan)感(gan)(gan)器(qi)量(liang)程(cheng)時,要考慮(lv)諸(zhu)多方面(mian)的(de)(de)(de)要素(su),確保傳(chuan)感(gan)(gan)器(qi)的(de)(de)(de)安全和壽數。今天說(shuo)(shuo)下稱重傳(chuan)…
一(yi)般來說(shuo),傳(chuan)感(gan)器(qi)的(de)量(liang)程越接近分配到(dao)每個傳(chuan)感(gan)器(qi)的(de)載荷(he)(he),其稱量(liang)的(de)準(zhun)確(que)度就(jiu)越高。但在(zai)實習運用時,因(yin)(yin)為加在(zai)傳(chuan)感(gan)器(qi)上(shang)的(de)載荷(he)(he)除被稱物體外,還存(cun)在(zai)秤體自(zi)重(zhong)、皮重(zhong)、偏載及(ji)振動(dong)沖(chong)擊(ji)等載荷(he)(he),因(yin)(yin)此(ci)選用傳(chuan)感(gan)器(qi)量(liang)程時,要考慮諸(zhu)多方面的(de)要素,確(que)保傳(chuan)感(gan)器(qi)的(de)安全和(he)壽(shou)數。今天(tian)說(shuo)下稱重(zhong)傳(chuan)感(gan)器(qi)的(de)數量(liang)和(he)量(liang)程原理:
1、稱重傳感器的數量(liang)和量(liang)程
一(yi)般(ban)應使稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)在其(qi)(qi)30%~70%量(liang)程內工作(zuo)。但對于(yu)(yu)一(yi)些(xie)在運(yun)(yun)用(yong)(yong)過(guo)程中存在較(jiao)大沖擊力的(de)衡器(qi)(qi)(qi),如動態軌道(dao)衡、動態汽(qi)車(che)(che)衡、鋼(gang)(gang)材秤(cheng)(cheng)等(deng),在選(xuan)(xuan)用(yong)(yong)稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)時,一(yi)般(ban)要(yao)拓展其(qi)(qi)量(liang)程,使稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)在其(qi)(qi)量(liang)程的(de)20%~30%以內工作(zuo),使稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)的(de)稱量(liang)儲藏(zang)量(liang)程增大,以確保(bao)稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)的(de)運(yun)(yun)用(yong)(yong)安(an)(an)全和(he)壽數。稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)型式的(de)選(xuan)(xuan)擇首要(yao)取決于(yu)(yu)稱量(liang)的(de)類型和(he)設備(bei)(bei)空間,確保(bao)設備(bei)(bei)適(shi)(shi)宜,稱量(liang)安(an)(an)全可(ke)靠(kao);另一(yi)方(fang)(fang)面(mian),要(yao)考慮稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)制造廠的(de)建(jian)議。制造廠一(yi)般(ban)會根(gen)據稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)的(de)受力情況(kuang)、功(gong)用(yong)(yong)政策、設備(bei)(bei)方(fang)(fang)法、結構型式、彈性體的(de)資料(liao)等(deng)特(te)征(zheng)規矩(ju)稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)的(de)適(shi)(shi)用(yong)(yong)計劃,比如鋁式懸臂(bei)梁稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)適(shi)(shi)用(yong)(yong)于(yu)(yu)計價秤(cheng)(cheng)、平臺秤(cheng)(cheng)、案(an)秤(cheng)(cheng)等(deng),鋼(gang)(gang)式懸臂(bei)梁稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)適(shi)(shi)用(yong)(yong)于(yu)(yu)料(liao)斗秤(cheng)(cheng)、電子皮帶秤(cheng)(cheng)、分選(xuan)(xuan)秤(cheng)(cheng)等(deng),鋼(gang)(gang)質橋式稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)適(shi)(shi)用(yong)(yong)于(yu)(yu)軌道(dao)衡、汽(qi)車(che)(che)衡、天車(che)(che)秤(cheng)(cheng)等(deng),柱式稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)適(shi)(shi)用(yong)(yong)于(yu)(yu)汽(qi)車(che)(che)衡、動態軌道(dao)衡、大噸(dun)位料(liao)斗秤(cheng)(cheng)等(deng)。稱重(zhong)(zhong)(zhong)(zhong)(zhong)傳(chuan)(chuan)感(gan)(gan)(gan)(gan)器(qi)(qi)(qi)
2、稱重傳感器的準確度(du)等級選擇(ze)
稱(cheng)(cheng)重(zhong)(zhong)(zhong)傳(chuan)感(gan)器的(de)準(zhun)確度(du)(du)等(deng)(deng)(deng)級(ji)包括(kuo)稱(cheng)(cheng)重(zhong)(zhong)(zhong)傳(chuan)感(gan)器的(de)非(fei)線性、蠕變、重(zhong)(zhong)(zhong)復(fu)性、滯(zhi)后、靈敏度(du)(du)等(deng)(deng)(deng)技術政策。在選用的(de)時(shi)分(fen)不(bu)應(ying)當盲目尋求高等(deng)(deng)(deng)級(ji)的(de)稱(cheng)(cheng)重(zhong)(zhong)(zhong)傳(chuan)感(gan)器,應(ying)當考(kao)慮電子衡的(de)準(zhun)確度(du)(du)等(deng)(deng)(deng)級(ji)和本錢。一般情況下,選用稱(cheng)(cheng)重(zhong)(zhong)(zhong)傳(chuan)感(gan)器的(de)總(zong)精度(du)(du)為非(fei)線性、不(bu)重(zhong)(zhong)(zhong)復(fu)性和滯(zhi)后三項政策的(de)之和的(de)均方(fang)根值略高于(yu)秤的(de)精度(du)(du)。稱(cheng)(cheng)重(zhong)(zhong)(zhong)傳(chuan)感(gan)器
3、各種(zhong)類型稱重傳感器的(de)運用計劃
選(xuan)用(yong)的(de)(de)稱重(zhong)傳感(gan)(gan)器(qi)須滿(man)足表(biao)面(mian)(mian)輸入(ru)靈(ling)敏度的(de)(de)央求,須可以與所選(xuan)表(biao)面(mian)(mian)匹配,滿(man)足整臺(tai)電子(zi)秤(cheng)準(zhun)確(que)(que)度的(de)(de)央求。一(yi)臺(tai)電子(zi)秤(cheng)首要(yao)是由(you)機(ji)械(xie)組織、稱重(zhong)傳感(gan)(gan)器(qi)、表(biao)面(mian)(mian)三有些(xie)構(gou)成,在對稱重(zhong)傳感(gan)(gan)器(qi)準(zhun)確(que)(que)度選(xuan)擇的(de)(de)時(shi)分(fen),應使稱重(zhong)傳感(gan)(gan)器(qi)的(de)(de)準(zhun)確(que)(que)度略高于理(li)論核(he)算值,因為(wei)理(li)論一(yi)般(ban)遭(zao)到客(ke)觀(guan)條(tiao)件的(de)(de)束縛(fu),如機(ji)械(xie)結構(gou)的(de)(de)強度、表(biao)面(mian)(mian)的(de)(de)功用(yong)、秤(cheng)的(de)(de)工作環(huan)境惡(e)劣(lie)程度等(deng)要(yao)素都直接影響到秤(cheng)的(de)(de)準(zhun)確(que)(que)度。因此要(yao)從各方面(mian)(mian)行進央求,統籌經(jing)濟效益(yi),確(que)(que)保抵達意圖。
4、運用(yong)環境
一般情況下(xia)(xia),高(gao)溫環境對(dui)稱(cheng)重(zhong)傳(chuan)(chuan)(chuan)感器構(gou)成涂覆資料融化(hua)、焊(han)點開化(hua)、彈性體內應力發(fa)生結構(gou)改動等疑問;粉塵、濕潤對(dui)稱(cheng)重(zhong)傳(chuan)(chuan)(chuan)感器構(gou)成短路的影(ying)響;在(zai)腐蝕性較高(gao)的環境下(xia)(xia)會構(gou)成稱(cheng)重(zhong)傳(chuan)(chuan)(chuan)感器彈性體受(shou)損或發(fa)生短路表象;電磁場對(dui)稱(cheng)重(zhong)傳(chuan)(chuan)(chuan)感器輸出(chu)會發(fa)生攪擾。相應的環境要素下(xia)(xia)咱(zan)們(men)有必要選擇(ze)對(dui)應的稱(cheng)重(zhong)傳(chuan)(chuan)(chuan)感器才調滿足必要的稱(cheng)重(zhong)央求。
通過對(dui)(dui)稱重傳感(gan)(gan)器的數量(liang)和量(liang)程原理(li)的了(le)解(jie),相信(xin)大家對(dui)(dui)稱重傳感(gan)(gan)器有了(le)一定的了(le)解(jie)。
1.一(yi)種傳(chuan)感器(qi)部件(jian),其(qi)特征(zheng)在(zai)(zai)于(yu),包括(kuo):傳(chuan)感器(qi)本(ben)體,其(qi)承(cheng)載(zai)桿(gan)上(shang)形成有(you)安裝孔;第一(yi)連接件(jian),一(yi)端為設(she)在(zai)(zai)所述安裝孔內的連接部,另一(yi)端為抵接部,中(zhong)(zhong)部為延伸部。2.一(yi)種稱重(zhong)傳(chuan)感器(qi)組件(jian),其(qi)特征(zheng)在(zai)(zai)于(yu),包括(kuo):如權(quan)利要求1所述的傳(chuan)感器(qi)部件(jian);秤(cheng)(cheng)腳組件(jian),包括(kuo)秤(cheng)(cheng)腳本(ben)體;其(qi)中(zhong)(zhong)所述抵接…
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智(zhi)能稱(cheng)(cheng)重(zhong)(zhong)傳(chuan)感(gan)器(qi)(qi)稱(cheng)(cheng)重(zhong)(zhong)傳(chuan)感(gan)器(qi)(qi)實際(ji)上是(shi)一種將質量信號轉(zhuan)變為(wei)可測量的(de)(de)(de)電(dian)信號輸出的(de)(de)(de)裝(zhuang)置(zhi)。用(yong)(yong)傳(chuan)感(gan)器(qi)(qi)因先要(yao)考慮傳(chuan)感(gan)器(qi)(qi)所處的(de)(de)(de)實際(ji)工(gong)作(zuo)環境,這點對正(zheng)確選(xuan)用(yong)(yong)稱(cheng)(cheng)重(zhong)(zhong)傳(chuan)感(gan)器(qi)(qi)至關(guan)重(zhong)(zhong)要(yao),它關(guan)系到(dao)傳(chuan)感(gan)器(qi)(qi)能否正(zheng)常(chang)工(gong)作(zuo)以(yi)及它的(de)(de)(de)安(an)全(quan)和使用(yong)(yong)壽(shou)命,乃至整個衡器(qi)(qi)的(de)(de)(de)可靠性和安(an)全(quan)性。在(zai)稱(cheng)(cheng)重(zhong)(zhong)傳(chuan)感(gan)器(qi)(qi)主要(yao)…