噪(zao)音所(suo)產(chan)(chan)(chan)生(sheng)的(de)(de)(de)(de)(de)(de)(de)危(wei)害是(shi)比(bi)較(jiao)大(da)的(de)(de)(de)(de)(de)(de)(de),尤其(qi)(qi)(qi)是(shi)表現在(zai)如(ru)下(xia)幾個(ge)(ge)方(fang)面:1、長期在(zai)強(qiang)烈的(de)(de)(de)(de)(de)(de)(de)噪(zao)音環境中工(gong)作(zuo),可以使人產(chan)(chan)(chan)生(sheng)噪(zao)聲(sheng)(sheng)(sheng)性耳聾。2、影響(xiang)人們的(de)(de)(de)(de)(de)(de)(de)正(zheng)(zheng)(zheng)常(chang)工(gong)作(zuo)、學習及日常(chang)生(sheng)活(huo)。那么(me)石材加工(gong)過(guo)程(cheng)中噪(zao)音是(shi)怎樣(yang)產(chan)(chan)(chan)生(sheng)的(de)(de)(de)(de)(de)(de)(de)呢?它(ta)主要來自齒(chi)尖(jian)(jian)噪(zao)聲(sheng)(sheng)(sheng),鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)振動(dong)及物料摩擦(ca)聲(sheng)(sheng)(sheng)。齒(chi)尖(jian)(jian)噪(zao)聲(sheng)(sheng)(sheng):是(shi)當(dang)鋸(ju)(ju)片(pian)(pian)(pian)(pian)高(gao)速(su)(su)(su)運(yun)轉時,鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)鋸(ju)(ju)齒(chi)與周(zhou)圍的(de)(de)(de)(de)(de)(de)(de)空氣(qi)相(xiang)互(hu)作(zuo)用,引起(qi)空氣(qi)的(de)(de)(de)(de)(de)(de)(de)壓力(li)脈動(dong)而產(chan)(chan)(chan)生(sheng)的(de)(de)(de)(de)(de)(de)(de)噪(zao)聲(sheng)(sheng)(sheng)。齒(chi)尖(jian)(jian)噪(zao)聲(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)功率(lv)(lv)與鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)直徑、鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)線(xian)速(su)(su)(su)度的(de)(de)(de)(de)(de)(de)(de)三(san)次(ci)(ci)方(fang)成正(zheng)(zheng)(zheng)比(bi),當(dang)轉速(su)(su)(su)越低時,與其(qi)(qi)(qi)線(xian)速(su)(su)(su)度三(san)次(ci)(ci)方(fang)成正(zheng)(zheng)(zheng)比(bi),齒(chi)尖(jian)(jian)噪(zao)聲(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)頻(pin)(pin)率(lv)(lv)可由下(xia)式(shi)計算(suan):式(shi)中:fi—齒(chi)尖(jian)(jian)噪(zao)聲(sheng)(sheng)(sheng)頻(pin)(pin)率(lv)(lv),即鋸(ju)(ju)齒(chi)每(mei)秒打(da)空氣(qi)質點的(de)(de)(de)(de)(de)(de)(de)次(ci)(ci)數(shu),(HZ)z—鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)齒(chi)數(shu)(個(ge)(ge))n—鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)軸(zhou)的(de)(de)(de)(de)(de)(de)(de)轉速(su)(su)(su)(r/min)i—諧波(bo)(bo)序號i=1、2、3……鋸(ju)(ju)片(pian)(pian)(pian)(pian)旋(xuan)轉時,每(mei)個(ge)(ge)齒(chi)尖(jian)(jian)產(chan)(chan)(chan)生(sheng)單(dan)極輻(fu)射流,并周(zhou)期地通(tong)過(guo)工(gong)作(zuo)臺的(de)(de)(de)(de)(de)(de)(de)鋸(ju)(ju)縫向外(wai)排(pai)出,由于(yu)氣(qi)流壓力(li)發生(sheng)激烈變化,隨之(zhi)產(chan)(chan)(chan)生(sheng)排(pai)氣(qi)噪(zao)聲(sheng)(sheng)(sheng),排(pai)氣(qi)噪(zao)聲(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)升功率(lv)(lv)也(ye)隨著鋸(ju)(ju)片(pian)(pian)(pian)(pian)線(xian)速(su)(su)(su)度增(zeng)大(da)而急劇增(zeng)加,它(ta)與氣(qi)流速(su)(su)(su)度的(de)(de)(de)(de)(de)(de)(de)6次(ci)(ci)方(fang)成正(zheng)(zheng)(zheng)比(bi),在(zai)線(xian)速(su)(su)(su)度較(jiao)小時,與其(qi)(qi)(qi)5次(ci)(ci)方(fang)成正(zheng)(zheng)(zheng)比(bi),則排(pai)氣(qi)噪(zao)聲(sheng)(sheng)(sheng)頻(pin)(pin)率(lv)(lv)為:式(shi)中:fi—排(pai)氣(qi)噪(zao)聲(sheng)(sheng)(sheng)頻(pin)(pin)率(lv)(lv),(HZ)z—鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)齒(chi)數(shu)(個(ge)(ge))n—鋸(ju)(ju)片(pian)(pian)(pian)(pian)軸(zhou)的(de)(de)(de)(de)(de)(de)(de)轉速(su)(su)(su)(r/min)i—諧波(bo)(bo)序號i=1、2、3……在(zai)鋸(ju)(ju)片(pian)(pian)(pian)(pian)高(gao)速(su)(su)(su)旋(xuan)轉時,每(mei)當(dang)渦流分離的(de)(de)(de)(de)(de)(de)(de)頻(pin)(pin)率(lv)(lv)與鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)固有頻(pin)(pin)率(lv)(lv)相(xiang)近時,就發生(sheng)共振,便發出“尖(jian)(jian)叫(jiao)聲(sheng)(sheng)(sheng)”,其(qi)(qi)(qi)頻(pin)(pin)率(lv)(lv)為:f=z fr式(shi)中:z—鋸(ju)(ju)片(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)齒(chi)數(shu)(個(ge)(ge))fr—軸(zhou)回(hui)轉頻(pin)(pin)率(lv)(lv)(HZ)鋸(ju)(ju)片(pian)(pian)(pian)(pian)屬于(yu)薄壁件,其(qi)(qi)(qi)剛性一般較(jiao)差,在(zai)外(wai)力(li)的(de)(de)(de)(de)(de)(de)(de)作(zuo)用下(xia)很容易產(chan)(chan)(chan)生(sheng)振動(dong),由于(yu)振動(dong)便容易產(chan)(chan)(chan)生(sheng)物料的(de)(de)(de)(de)(de)(de)(de)摩擦(ca),因此該類的(de)(de)(de)(de)(de)(de)(de)噪(zao)音也(ye)就隨之(zhi)產(chan)(chan)(chan)生(sheng)。
石(shi)(shi)材(cai)(cai)鋪(pu)(pu)裝之前(qian)首(shou)要清潔(jie)石(shi)(shi)材(cai)(cai)表(biao)(biao)(biao)面(mian)(mian),使其清潔(jie)單調(diao)再(zai)用(yong)板刷(shua)(毛刷(shua))或滾筒的方(fang)法(fa)對石(shi)(shi)材(cai)(cai)的反、正面(mian)(mian)及(ji)四立(li)面(mian)(mian)刷(shua)兩遍水溶性防滲(shen)(shen)劑(ji)(ji)。為獲得佳效果,應(ying)使一層徹底進(jin)入基材(cai)(cai)后(hou)(hou)(1-2小時(shi))再(zai)刷(shua)二(er)遍。做完防滲(shen)(shen)處置起碼保護24小時(shi)后(hou)(hou)才華鋪(pu)(pu)裝。5、石(shi)(shi)材(cai)(cai)鋪(pu)(pu)裝時(shi)應(ying)留縫(feng)(feng)鋪(pu)(pu)貼(竹(zhu)編(bian)馬賽克等在外)。6、為加強黏貼的健壯性及(ji)抗污(wu)性,建議運(yun)(yun)用(yong)粘(zhan)結劑(ji)(ji)鋪(pu)(pu)貼。7、淡(dan)色石(shi)(shi)材(cai)(cai)請運(yun)(yun)用(yong)淡(dan)色填(tian)逢劑(ji)(ji)。8、板巖(yan)(yan)類石(shi)(shi)材(cai)(cai)表(biao)(biao)(biao)面(mian)(mian)是運(yun)(yun)用(yong)分外剝離技能制成,所以每(mei)片之間存(cun)在薄(bo)厚不均表(biao)(biao)(biao)象。因其表(biao)(biao)(biao)面(mian)(mian)較(jiao)粗(cu)糙,填(tian)逢之間請用(yong)軟布在表(biao)(biao)(biao)面(mian)(mian)抹擦(ca)少量(liang)食用(yong)油再(zai)填(tian)逢,以便于收(shou)拾(shi)填(tian)逢劑(ji)(ji)。注:填(tian)逢時(shi)要邊填(tian)邊用(yong)濕毛巾擦(ca),不宜大面(mian)(mian)積(ji)鋪(pu)(pu)裝后(hou)(hou)再(zai)擦(ca)。9、砂巖(yan)(yan)產品表(biao)(biao)(biao)面(mian)(mian)沙孔較(jiao)多,填(tian)縫(feng)(feng)之前(qian)運(yun)(yun)用(yong)寬膠帶(dai)對穩(wen)中有降縫(feng)(feng)和周圍進(jin)行貼蓋,然后(hou)(hou)把縫(feng)(feng)隙處的膠帶(dai)割開后(hou)(hou)再(zai)填(tian)縫(feng)(feng),避免填(tian)縫(feng)(feng)劑(ji)(ji)黏于石(shi)(shi)材(cai)(cai)表(biao)(biao)(biao)面(mian)(mian)不宜收(shou)拾(shi)。
臺(tai)(tai)下柜臺(tai)(tai)盆(pen)安(an)裝:臺(tai)(tai)盆(pen)固(gu)(gu)定于固(gu)(gu)定構(gou)件上,固(gu)(gu)定構(gou)建(jian)與臺(tai)(tai)下柜基層面(mian)8mm對穿螺(luo)絲固(gu)(gu)定,臺(tai)(tai)盆(pen)與固(gu)(gu)定構(gou)件連接(jie)處用橡皮墊塊,臺(tai)(tai)盆(pen)與臺(tai)(tai)面(mian)板下沿口(kou)用耐候膠(jiao)(jiao)密封。7、衛生間(jian)玻(bo)(bo)璃隔斷與大理石墻(qiang)面(mian)交接(jie)施工節點:(1)淋浴(yu)(yu)房玻(bo)(bo)璃安(an)裝前(qian),在兩(liang)塊石材(cai)間(jian)預埋“U”形(xing)不(bu)銹鋼(gang)槽(cao)(cao),用AB膠(jiao)(jiao)或云石膠(jiao)(jiao)粘結固(gu)(gu)定,把玻(bo)(bo)璃嵌(qian)入槽(cao)(cao)內,接(jie)縫(feng)處打(da)透明防霉(mei)硅膠(jiao)(jiao)。(2)U型(xing)不(bu)銹鋼(gang)內徑規格寬比(bi)玻(bo)(bo)璃厚度大2-4mm,深為15-18mm,壁(bi)厚不(bu)小于1.2mm。(3)玻(bo)(bo)璃需四周磨(mo)邊處理。8、淋浴(yu)(yu)房門預埋件安(an)裝:在石材(cai)安(an)裝前(qian)預埋鐵桿,直接(jie)與墻(qiang)體固(gu)(gu)定(砂加(jia)氣(qi)墻(qiang)需采用對穿螺(luo)絲桿加(jia)固(gu)(gu))。9、衛生間(jian)壁(bi)龕施工:高(gao)(gao)度按(an)墻(qiang)面(mian)石材(cai)或瓷(ci)磚排版而(er)定,高(gao)(gao)度應于橫(heng)縫(feng)跟(gen)平,并做與橫(heng)縫(feng)相同的倒角或凹(ao)槽(cao)(cao)。
由于(yu)(yu)(yu)磨(mo)(mo)拋(pao)(pao)時(shi)(shi)的(de)磨(mo)(mo)削力(li)遠小于(yu)(yu)(yu)成型切(qie)割時(shi)(shi)的(de)切(qie)削阻力(li),所(suo)(suo)以(yi)(yi)裝夾磨(mo)(mo)拋(pao)(pao)圓(yuan)柱時(shi)(shi),在床頭箱(xiang)一(yi)端(duan),只(zhi)使(shi)(shi)(shi)用(yong)(yong)中(zhong)心孔支承即(ji)可。視被磨(mo)(mo)拋(pao)(pao)石(shi)材材質(zhi)不同,磨(mo)(mo)拋(pao)(pao)磨(mo)(mo)料(liao)的(de)級(ji)配也(ye)有所(suo)(suo)區別。如(ru)加工(gong)花崗石(shi)時(shi)(shi),可以(yi)(yi)使(shi)(shi)(shi)用(yong)(yong)5種(zhong)粗細不同的(de)磨(mo)(mo)料(liao),加工(gong)大理石(shi)可以(yi)(yi)使(shi)(shi)(shi)用(yong)(yong)“種(zhong)磨(mo)(mo)料(liao)。由于(yu)(yu)(yu)欄(lan)(lan)桿柱、花瓶等制(zhi)品(pin)的(de)輪(lun)廓線凹(ao)凸變化起伏大,重慶(qing)石(shi)材加工(gong)使(shi)(shi)(shi)用(yong)(yong)上述圓(yuan)環型磨(mo)(mo)料(liao){艮難磨(mo)(mo)拋(pao)(pao)加工(gong),所(suo)(suo)以(yi)(yi)目(mu)前仍使(shi)(shi)(shi)用(yong)(yong)手動研磨(mo)(mo)異形(xing)回(hui)轉體(ti)的(de)簡易(yi)磨(mo)(mo)拋(pao)(pao)設備,完成欄(lan)(lan)奸(jian)柱等制(zhi)品(pin)的(de)拋(pao)(pao)光加工(gong)。(二)端(duan)面(mian)切(qie)邊加工(gong)圓(yuan)柱的(de)拋(pao)(pao)光加工(gong)結束后(hou),可以(yi)(yi)使(shi)(shi)(shi)用(yong)(yong)金剛石(shi)鋸(ju)片切(qie)割圓(yuan)柱的(de)兩(liang)個端(duan)面(mian),使(shi)(shi)(shi)其長度尺寸達到成品(pin)尺寸要求。必須注意,切(qie)割后(hou)的(de)端(duan)面(mian)與其軸線的(de)夾角應該略小于(yu)(yu)(yu)90度,重慶(qing)石(shi)材加工(gong)這樣在安裝時(shi)(shi),接縫才能小而(er)美(mei)觀(guan)。
十堰偉奇石材服務商跟(gen)著(zhu)(zhu)加(jia)(jia)(jia)(jia)工(gong)(gong)設(she)備和(he)(he)加(jia)(jia)(jia)(jia)工(gong)(gong)技(ji)(ji)術(shu)的(de)(de)(de)跋涉以(yi)(yi)及生態觀念的(de)(de)(de)加(jia)(jia)(jia)(jia)強,使(shi)得(de)石(shi)(shi)(shi)材(cai)可以(yi)(yi)加(jia)(jia)(jia)(jia)工(gong)(gong)成(cheng)很薄(bo)(bo)的(de)(de)(de)厚度,一般石(shi)(shi)(shi)材(cai)從25mm厚度翻開(kai)(kai)到(dao)薄(bo)(bo)板12 mm再(zai)到(dao)超薄(bo)(bo)板5mm用(yong)(yong)了近十年的(de)(de)(de)時(shi)刻,因石(shi)(shi)(shi)材(cai)是不(bu)可再(zai)生本錢(qian),在往后(hou)石(shi)(shi)(shi)材(cai)的(de)(de)(de)厚度可以(yi)(yi)將(jiang)會越來越薄(bo)(bo)。此外(wai),計算(suan)機在石(shi)(shi)(shi)材(cai)的(de)(de)(de)薄(bo)(bo)型(xing)化加(jia)(jia)(jia)(jia)工(gong)(gong)中也起(qi)到(dao)了重(zhong)要(yao)的(de)(de)(de)作用(yong)(yong),可以(yi)(yi)使(shi)得(de)石(shi)(shi)(shi)材(cai)變的(de)(de)(de)精(jing)巧,跋涉石(shi)(shi)(shi)材(cai)的(de)(de)(de)裝修功用(yong)(yong)。如石(shi)(shi)(shi)材(cai)加(jia)(jia)(jia)(jia)工(gong)(gong)數(shu)控技(ji)(ji)術(shu)。跟(gen)著(zhu)(zhu)石(shi)(shi)(shi)材(cai)加(jia)(jia)(jia)(jia)工(gong)(gong)技(ji)(ji)術(shu)的(de)(de)(de)不(bu)斷翻開(kai)(kai),重(zhong)慶石(shi)(shi)(shi)材(cai)加(jia)(jia)(jia)(jia)工(gong)(gong)對(dui)一些(xie)新(xin)的(de)(de)(de)石(shi)(shi)(shi)材(cai)加(jia)(jia)(jia)(jia)工(gong)(gong)辦法(fa)和(he)(he)技(ji)(ji)術(shu)得(de)到(dao)翻開(kai)(kai)和(he)(he)延(yan)伸,石(shi)(shi)(shi)材(cai)薄(bo)(bo)板可以(yi)(yi)與不(bu)一樣(yang)質地的(de)(de)(de)基材(cai)經過膠勃劑復(fu)合到(dao)一同(tong),使(shi)石(shi)(shi)(shi)材(cai)運(yun)用(yong)(yong)的(de)(de)(de)領(ling)域和(he)(he)運(yun)用(yong)(yong)本錢(qian)得(de)到(dao)較(jiao)好的(de)(de)(de)改善。像石(shi)(shi)(shi)材(cai)與鋁(lv)蜂(feng)窩板復(fu)合,3一5mm分配的(de)(de)(de)石(shi)(shi)(shi)材(cai)薄(bo)(bo)板與鋁(lv)蜂(feng)窩基板膠鉆(zhan)復(fu)合到(dao)一同(tong),既(ji)節(jie)約了石(shi)(shi)(shi)料又減輕(qing)了制品的(de)(de)(de)分量,可以(yi)(yi)較(jiao)好的(de)(de)(de)將(jiang)石(shi)(shi)(shi)材(cai)作用(yong)(yong)體現(xian)在一些(xie)對(dui)承(cheng)重(zhong)有著(zhu)(zhu)較(jiao)高需求(qiu)的(de)(de)(de)園林(lin)建筑中。薄(bo)(bo)型(xing)、超薄(bo)(bo)型(xing)天然石(shi)(shi)(shi)材(cai)因“薄(bo)(bo)”而降低(di)本錢(qian),以(yi)(yi)其(qi)薄(bo)(bo)、輕(qing)、透(tou)的(de)(de)(de)優良特性已廣泛被(bei)認為是二十一世(shi)紀理想的(de)(de)(de)綠色環保(bao)建材(cai)之一。
有規模儲量,可(ke)工業化(hua)開(kai)(kai)采。裝(zhuang)飾(shi)(shi)石(shi)(shi)材的(de)規模儲量是該品(pin)種(zhong)能否適合工業化(hua)開(kai)(kai)采的(de)前提條件(jian),沒有規模儲量無(wu)法(fa)進行(xing)工業化(hua)開(kai)(kai)采,其(qi)市場的(de)持久性就差,重(zhong)慶青石(shi)(shi)板(ban)材經濟成(cheng)本(ben)就高,形不成(cheng)品(pin)牌(pai)。③理化(hua)性能符合建筑(zhu)(zhu)與裝(zhuang)飾(shi)(shi)要求。(本(ben)書(shu)已有專門的(de)條目介(jie)紹其(qi)應符合的(de)性能要求)裝(zhuang)飾(shi)(shi)石(shi)(shi)材與建筑(zhu)(zhu)石(shi)(shi)材的(de)區別在于多了裝(zhuang)飾(shi)(shi)性,重(zhong)慶青石(shi)(shi)板(ban)材這是它和建筑(zhu)(zhu)石(shi)(shi)材的(de)根(gen)本(ben)區別。重(zhong)慶石(shi)(shi)材加工之(zhi)飾(shi)(shi)面(mian)石(shi)(shi)材的(de)加工重(zhong)慶石(shi)(shi)材加工開(kai)(kai)采出來的(de)石(shi)(shi)材需(xu)送往加l J,按照設訓(xun)所需(xu)要的(de)規格(ge)及表(biao)而肌理,加l堿(jian)存類板(ban)材及一(yi)此特殊規格(ge)形狀(zhuang)的(de)產品(pin)。荒料加l成(cheng)板(ban)材后,表(biao)而還(huan)要進行(xing)加l處理:機器研(yan)磨、火焰燒毛、鑿(zao)毛等。