復合結(jie)構(gou)復合阻(zu)(zu)尼(ni)結(jie)構(gou)在(zai)減振(zhen)降噪(zao)(zao)工程結(jie)構(gou)上(shang)也開始應(ying)(ying)用(yong)，它(ta)是薄彈(dan)性(xing)(xing)(xing)材料(liao)將幾層板(ban)粘結(jie)在(zai)一起(qi)的(de)(de)具有(you)(you)高(gao)(gao)阻(zu)(zu)尼(ni)特(te)性(xing)(xing)(xing)，并保(bao)持金屬板(ban)材料(liao)強度(du)的(de)(de)約束阻(zu)(zu)尼(ni)層結(jie)構(gou)，阻(zu)(zu)尼(ni)層厚度(du)為(wei)0.10mm。在(zai)常溫和高(gao)(gao)溫（80—100℃）下(xia)具有(you)(you)良(liang)好的(de)(de)阻(zu)(zu)尼(ni)特(te)性(xing)(xing)(xing)，它(ta)對振(zhen)動能(neng)量的(de)(de)消散，從(cong)一般普通彈(dan)性(xing)(xing)(xing)變(bian)(bian)形作功力(li)(li)消耗(hao)(hao)，提高(gao)(gao)為(wei)高(gao)(gao)彈(dan)性(xing)(xing)(xing)體變(bian)(bian)形的(de)(de)做功消耗(hao)(hao)，使(shi)(shi)變(bian)(bian)形滯后應(ying)(ying)力(li)(li)的(de)(de)程度(du)增加(jia)，另外，這種(zhong)約束阻(zu)(zu)尼(ni)結(jie)構(gou)拉壓變(bian)(bian)形所消散的(de)(de)能(neng)量，消耗(hao)(hao)因(yin)子一般在(zai)0.3以(yi)(yi)上(shang)，大(da)峰值可(ke)在(zai)0.85，并且是有(you)(you)寬頻帶控制特(te)性(xing)(xing)(xing)，在(zai)很(hen)大(da)的(de)(de)頻率范圍內起(qi)到抑制峰值的(de)(de)作用(yong)，鋸(ju)片(pian)基(ji)體常用(yong)的(de)(de)復合阻(zu)(zu)尼(ni)層結(jie)構(gou)為(wei)2層。利用(yong)復合阻(zu)(zu)尼(ni)結(jie)構(gou)的(de)(de)鋸(ju)片(pian)基(ji)體有(you)(you)如下(xia)特(te)點：（1）鋸(ju)片(pian)的(de)(de)校平及(ji)(ji)應(ying)(ying)力(li)(li)的(de)(de)調(diao)整難度(du)很(hen)大(da)；（2）生(sheng)產效(xiao)率較低(di)，成本較高(gao)(gao)；（3）加(jia)工處理技術不(bu)當(dang)，基(ji)體會缺乏軸向剛性(xing)(xing)(xing)。安裝及(ji)(ji)使(shi)(shi)用(yong)方法降噪(zao)(zao)1、夾(jia)盤改造降噪(zao)(zao)（1）在(zai)不(bu)影響(xiang)鋸(ju)切高(gao)(gao)度(du)前提下(xia)，應(ying)(ying)盡量加(jia)大(da)鋸(ju)片(pian)的(de)(de)夾(jia)盤直(zhi)徑(jing)(jing)，這樣(yang)可(ke)以(yi)(yi)提高(gao)(gao)鋸(ju)片(pian)剛性(xing)(xing)(xing)，減少彎曲振(zhen)動，對降低(di)振(zhen)動噪(zao)(zao)聲是及(ji)(ji)其有(you)(you)效(xiao)的(de)(de)，實驗(yan)研究證(zheng)明(ming)，當(dang)夾(jia)盤直(zhi)徑(jing)(jing)加(jia)大(da)到鋸(ju)片(pian)直(zhi)徑(jing)(jing)的(de)(de)3/4倍時，減噪(zao)(zao)佳。（2）為(wei)了增加(jia)鋸(ju)片(pian)的(de)(de)彈(dan)性(xing)(xing)(xing)，使(shi)(shi)其受(shou)力(li)(li)均勻，在(zai)夾(jia)盤上(shang)開一圈槽，嵌入(ru)橡膠條或軟金屬。

巴中裝修南斯拉夫白石材廠石材(cai)圓(yuan)(yuan)柱(zhu)的(de)(de)(de)加(jia)工(gong)(gong)(gong)（一）圓(yuan)(yuan)柱(zhu)的(de)(de)(de)磨(mo)(mo)(mo)(mo)(mo)拋(pao)加(jia)工(gong)(gong)(gong)圓(yuan)(yuan)柱(zhu)的(de)(de)(de)磨(mo)(mo)(mo)(mo)(mo)拋(pao)一般在配有氣動或(huo)液壓加(jia)壓磨(mo)(mo)(mo)(mo)(mo)頭的(de)(de)(de)車床上(shang)進(jin)(jin)行(xing)，磨(mo)(mo)(mo)(mo)(mo)頭上(shang)安裝的(de)(de)(de)磨(mo)(mo)(mo)(mo)(mo)料可以快速(su)更換，磨(mo)(mo)(mo)(mo)(mo)拋(pao)圓(yuan)(yuan)柱(zhu)的(de)(de)(de)磨(mo)(mo)(mo)(mo)(mo)料通常為(wei)圓(yuan)(yuan)環(huan)型，采(cai)用(yong)端面(mian)與圓(yuan)(yuan)柱(zhu)接(jie)觸，（一）圓(yuan)(yuan)柱(zhu)的(de)(de)(de)磨(mo)(mo)(mo)(mo)(mo)拋(pao)加(jia)工(gong)(gong)(gong)圓(yuan)(yuan)柱(zhu)的(de)(de)(de)磨(mo)(mo)(mo)(mo)(mo)拋(pao)一般在配有氣動或(huo)液壓加(jia)壓磨(mo)(mo)(mo)(mo)(mo)頭的(de)(de)(de)車床上(shang)進(jin)(jin)行(xing)，磨(mo)(mo)(mo)(mo)(mo)頭上(shang)安裝的(de)(de)(de)磨(mo)(mo)(mo)(mo)(mo)料可以快速(su)更換，磨(mo)(mo)(mo)(mo)(mo)拋(pao)圓(yuan)(yuan)柱(zhu)的(de)(de)(de)磨(mo)(mo)(mo)(mo)(mo)料通常為(wei)圓(yuan)(yuan)環(huan)型，采(cai)用(yong)端面(mian)與圓(yuan)(yuan)柱(zhu)接(jie)觸，重慶(qing)石材(cai)加(jia)工(gong)(gong)(gong)線磨(mo)(mo)(mo)(mo)(mo)拋(pao)方式(shi)。如意(yi)大(da)利omac公司圓(yuan)(yuan)柱(zhu)加(jia)工(gong)(gong)(gong)車床磨(mo)(mo)(mo)(mo)(mo)拋(pao)圓(yuan)(yuan)柱(zhu)有關示(shi)意(yi)圖(tu)。

近年來(lai)中國(guo)作為石材(cai)(cai)(cai)開采和(he)(he)(he)(he)(he)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)的(de)領(ling)頭國(guo)，生產240個(ge)(ge)品(pin)種的(de)花崗石，石材(cai)(cai)(cai)總(zong)產量(liang)約占世界的(de)65%。在(zai)(zai)石材(cai)(cai)(cai)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)中，石材(cai)(cai)(cai)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)具(ju)(ju)占有(you)(you)(you)重要(yao)地位。石材(cai)(cai)(cai)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)主(zhu)(zhu)要(yao)包括石材(cai)(cai)(cai)鋸(ju)(ju)(ju)割(ge)(ge)、石材(cai)(cai)(cai)磨削和(he)(he)(he)(he)(he)石材(cai)(cai)(cai)拋光。石材(cai)(cai)(cai)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)具(ju)(ju)主(zhu)(zhu)要(yao)采用(yong)金(jin)剛(gang)石磨料(liao)和(he)(he)(he)(he)(he)陶瓷磨料(liao)。在(zai)(zai)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)中，鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)是(shi)(shi)機(ji)械加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)的(de)一道工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)序，鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)成本(ben)占整個(ge)(ge)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)成本(ben)的(de)50%以上。目前，石材(cai)(cai)(cai)等(deng)硬脆(cui)材(cai)(cai)(cai)料(liao)的(de)切(qie)(qie)(qie)(qie)割(ge)(ge)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)主(zhu)(zhu)要(yao)采用(yong)各(ge)種金(jin)剛(gang)石切(qie)(qie)(qie)(qie)割(ge)(ge)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)具(ju)(ju)。由于金(jin)剛(gang)石是(shi)(shi)自然(ran)界已知(zhi)的(de)硬物質，其(qi)優異性(xing)能決(jue)定其(qi)在(zai)(zai)石材(cai)(cai)(cai)等(deng)硬脆(cui)材(cai)(cai)(cai)料(liao)切(qie)(qie)(qie)(qie)割(ge)(ge)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)領(ling)域具(ju)(ju)有(you)(you)(you)廣闊(kuo)的(de)發(fa)展前景。應(ying)用(yong)金(jin)剛(gang)石工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)具(ju)(ju)鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)硬脆(cui)材(cai)(cai)(cai)料(liao)的(de)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)方式主(zhu)(zhu)要(yao)有(you)(you)(you)圓鋸(ju)(ju)(ju)片切(qie)(qie)(qie)(qie)割(ge)(ge)、金(jin)剛(gang)石帶(dai)鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)割(ge)(ge)、金(jin)剛(gang)石框(kuang)架鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)割(ge)(ge)、金(jin)剛(gang)石串珠繩鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)割(ge)(ge)等(deng)。重慶(qing)石材(cai)(cai)(cai)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)盡管每種方法有(you)(you)(you)不(bu)同的(de)特點(dian)和(he)(he)(he)(he)(he)應(ying)用(yong)范圍，但其(qi)切(qie)(qie)(qie)(qie)割(ge)(ge)機(ji)理和(he)(he)(he)(he)(he)金(jin)剛(gang)石磨損(sun)機(ji)理卻大致相同。由于切(qie)(qie)(qie)(qie)割(ge)(ge)石材(cai)(cai)(cai)是(shi)(shi)金(jin)剛(gang)石切(qie)(qie)(qie)(qie)割(ge)(ge)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)具(ju)(ju)主(zhu)(zhu)要(yao)的(de)用(yong)途(tu)，因此，深入研究石材(cai)(cai)(cai)鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)機(ji)理和(he)(he)(he)(he)(he)金(jin)剛(gang)石切(qie)(qie)(qie)(qie)割(ge)(ge)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)具(ju)(ju)的(de)磨損(sun)機(ji)理對于金(jin)剛(gang)石切(qie)(qie)(qie)(qie)割(ge)(ge)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)具(ju)(ju)的(de)合理制造與正確使用(yong)具(ju)(ju)有(you)(you)(you)重要(yao)意(yi)義。

石(shi)材(cai)(cai)鋪(pu)(pu)(pu)裝(zhuang)之(zhi)前首要(yao)清潔(jie)石(shi)材(cai)(cai)表(biao)面(mian)，使(shi)其(qi)清潔(jie)單調再(zai)(zai)用(yong)(yong)(yong)板刷(shua)（毛刷(shua)）或滾筒(tong)的方(fang)法(fa)對(dui)石(shi)材(cai)(cai)的反、正(zheng)面(mian)及四立面(mian)刷(shua)兩(liang)遍水溶性防滲劑。為獲(huo)得(de)佳效果，應使(shi)一(yi)層(ceng)徹底進入基(ji)材(cai)(cai)后（1-2小時）再(zai)(zai)刷(shua)二遍。做完(wan)防滲處置(zhi)起碼保護24小時后才華(hua)鋪(pu)(pu)(pu)裝(zhuang)。5、石(shi)材(cai)(cai)鋪(pu)(pu)(pu)裝(zhuang)時應留縫(feng)鋪(pu)(pu)(pu)貼(tie)(tie)（竹(zhu)編馬(ma)賽克等(deng)在外(wai)）。6、為加強黏(nian)貼(tie)(tie)的健壯性及抗污性，建議(yi)運(yun)用(yong)(yong)(yong)粘結劑鋪(pu)(pu)(pu)貼(tie)(tie)。7、淡色石(shi)材(cai)(cai)請運(yun)用(yong)(yong)(yong)淡色填(tian)(tian)逢劑。8、板巖(yan)類石(shi)材(cai)(cai)表(biao)面(mian)是運(yun)用(yong)(yong)(yong)分外(wai)剝離技能制(zhi)成(cheng)，所以每(mei)片之(zhi)間存在薄厚不均表(biao)象。因其(qi)表(biao)面(mian)較(jiao)粗糙，填(tian)(tian)逢之(zhi)間請用(yong)(yong)(yong)軟(ruan)布在表(biao)面(mian)抹擦少量食用(yong)(yong)(yong)油再(zai)(zai)填(tian)(tian)逢，以便(bian)于(yu)收拾(shi)填(tian)(tian)逢劑。注：填(tian)(tian)逢時要(yao)邊(bian)填(tian)(tian)邊(bian)用(yong)(yong)(yong)濕(shi)毛巾擦，不宜(yi)大面(mian)積(ji)鋪(pu)(pu)(pu)裝(zhuang)后再(zai)(zai)擦。9、砂巖(yan)產品表(biao)面(mian)沙孔較(jiao)多(duo)，填(tian)(tian)縫(feng)之(zhi)前運(yun)用(yong)(yong)(yong)寬(kuan)膠帶對(dui)穩中有(you)降縫(feng)和周圍進行貼(tie)(tie)蓋，然(ran)后把縫(feng)隙(xi)處的膠帶割(ge)開后再(zai)(zai)填(tian)(tian)縫(feng)，避(bi)免填(tian)(tian)縫(feng)劑黏(nian)于(yu)石(shi)材(cai)(cai)表(biao)面(mian)不宜(yi)收拾(shi)。