落錘衝擊試驗機主要分為哪兩部分呢
添加時間2023-11-01
落錘衝擊試驗機主要分為哪兩部分呢
落錘衝擊試驗機可用於測定各種管材、板材的耐外衝擊性能,是硬質塑料板材的理想選擇。該設備主要由兩部分組成:落錘衝擊試驗機單片機和落錘衝擊試驗機計算機控製,下麵就對其進行詳細介紹。
一、落錘衝擊試驗機單片機部分
落錘衝擊試驗機采用的是80C51單片機。單片機的程序中,設置的輸入端口有5個,分別為:橫梁上升、橫梁下降、錘頭定位、衝擊、取消。橫梁上升對應的輸出為電機正向轉動,帶動絲杠,將橫梁向上移動。
橫梁下降對應的輸出為電機反向轉動,帶動絲杠,將橫梁向下移動。錘頭定位對應的是一係列的電機行為及信號傳輸:錘chui頭tou定ding位wei開kai始shi後hou,先xian電dian機ji正zheng轉zhuan,使shi橫heng梁liang上shang升sheng,上shang升sheng一yi段duan距ju離li後hou停ting止zhi上shang升sheng,電dian機ji反fan轉zhuan,橫heng梁liang開kai始shi下xia降jiang,當dang錘chui頭tou接jie觸chu衝chong擊ji試shi件jian後hou,稱cheng重zhong傳chuan感gan器qi的de力li值zhi驟zhou減jian,此ci時shi電dian機ji立li刻ke停ting止zhi轉zhuan動dong,並bing標biao記ji此ci時shi的de橫heng梁liang位wei置zhi為wei0點。在整個運動過程中,電機的轉速較慢,以保證有充足的控製時間。
chongjiduiyingdeshuchuweihengliangshangzhuazhuluochuidejixiezhaozhangkai,shifangluochui。quxiaoduiyingdeshuchuweizhongduanchuitoudingwei。danpianjifuzecaijichongjishiyanjizhonggegechuanganqidexinhao,bingjiangzhexiexinhaozhuanhuachengshuzhichuanshugeijisuanji,zaiyujisuanjilianjiehou,tongguojisuanjikeyishixianduishangshuwuzhongshurudekongzhi。
單(dan)片(pian)機(ji)同(tong)時(shi)還(hai)控(kong)製(zhi)著(zhe)一(yi)個(ge)報(bao)警(jing)燈(deng),負(fu)責(ze)在(zai)實(shi)驗(yan)人(ren)員(yuan)操(cao)作(zuo)錯(cuo)誤(wu)或(huo)者(zhe)計(ji)算(suan)機(ji)報(bao)錯(cuo)時(shi)給(gei)出(chu)提(ti)示(shi)。在(zai)單(dan)片(pian)機(ji)使(shi)用(yong)中(zhong),尤(you)其(qi)要(yao)注(zhu)意(yi)對(dui)信(xin)號(hao)的(de)防(fang)幹(gan)擾(rao)。在(zai)落(luo)錘(chui)衝(chong)擊(ji)試(shi)驗(yan)機(ji)試(shi)驗(yan)係(xi)統(tong)中(zhong),單(dan)片(pian)機(ji)作(zuo)為(wei)重(zhong)要(yao)的(de)信(xin)號(hao)中(zhong)轉(zhuan)站(zhan),必(bi)須(xu)要(yao)保(bao)證(zheng)信(xin)號(hao)的(de)準(zhun)確(que)性(xing)和(he)完(wan)整(zheng)性(xing),盡(jin)量(liang)避(bi)免(mian)受(shou)到(dao)外(wai)界(jie)的(de)幹(gan)擾(rao)。各(ge)個(ge)信(xin)號(hao)傳(chuan)輸(shu)線(xian)必(bi)須(xu)使(shi)用(yong)屏(ping)蔽(bi)線(xian),且(qie)盡(jin)量(liang)縮(suo)短(duan)信(xin)號(hao)傳(chuan)輸(shu)距(ju)離(li),避(bi)免(mian)信(xin)號(hao)線(xian)附(fu)近(jin)有(you)強(qiang)電(dian)或(huo)其(qi)他(ta)較(jiao)強(qiang)信(xin)號(hao)的(de)幹(gan)擾(rao)。
二、落錘衝擊試驗機計算機控製部分
計算機以Visual Studio 2012 為基礎,通過VB.NET yuyanbianxiechengxu,wanchengyudanpianjidelianjie,shixianduidanpianjigexianggongnengdekongzhi,yijiduicongdanpianjizhonghuoqudegegechuanganqideshuzhijinxingcunchu,bingtongguochengxuduizhexieshuzhijinxingchuli,jiangsuoxuyaodeshuzhixianshizaijisuanjijiemian。

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