噪(zao)(zao)(zao)音所產(chan)(chan)生(sheng)(sheng)的(de)(de)(de)(de)(de)(de)危害是(shi)(shi)比(bi)(bi)較大(da)的(de)(de)(de)(de)(de)(de),尤(you)其(qi)是(shi)(shi)表現在(zai)如下幾個(ge)方(fang)面:1、長期在(zai)強烈(lie)的(de)(de)(de)(de)(de)(de)噪(zao)(zao)(zao)音環境中(zhong)工(gong)(gong)作(zuo),可以(yi)使人產(chan)(chan)生(sheng)(sheng)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)性耳聾。2、影響人們的(de)(de)(de)(de)(de)(de)正常工(gong)(gong)作(zuo)、學(xue)習及日常生(sheng)(sheng)活(huo)。那么石材加工(gong)(gong)過程中(zhong)噪(zao)(zao)(zao)音是(shi)(shi)怎樣產(chan)(chan)生(sheng)(sheng)的(de)(de)(de)(de)(de)(de)呢?它(ta)主要(yao)來自齒(chi)(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng),鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)振(zhen)動(dong)(dong)及物料(liao)摩擦聲(sheng)(sheng)(sheng)(sheng)。齒(chi)(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng):是(shi)(shi)當鋸(ju)片(pian)(pian)(pian)(pian)(pian)高(gao)速(su)(su)(su)運轉時,鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)鋸(ju)齒(chi)(chi)與(yu)(yu)周圍的(de)(de)(de)(de)(de)(de)空(kong)氣(qi)(qi)(qi)相互作(zuo)用,引起空(kong)氣(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)壓力(li)脈動(dong)(dong)而產(chan)(chan)生(sheng)(sheng)的(de)(de)(de)(de)(de)(de)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)。齒(chi)(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)功率與(yu)(yu)鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)直徑、鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)線速(su)(su)(su)度(du)(du)(du)的(de)(de)(de)(de)(de)(de)三次方(fang)成(cheng)正比(bi)(bi),當轉速(su)(su)(su)越低時,與(yu)(yu)其(qi)線速(su)(su)(su)度(du)(du)(du)三次方(fang)成(cheng)正比(bi)(bi),齒(chi)(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)頻(pin)(pin)率可由(you)下式計算:式中(zhong):fi—齒(chi)(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)(pin)率,即(ji)鋸(ju)齒(chi)(chi)每(mei)秒打空(kong)氣(qi)(qi)(qi)質點(dian)的(de)(de)(de)(de)(de)(de)次數(shu),(HZ)z—鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)齒(chi)(chi)數(shu)(個(ge))n—鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)軸(zhou)的(de)(de)(de)(de)(de)(de)轉速(su)(su)(su)(r/min)i—諧(xie)波序(xu)號(hao)i=1、2、3……鋸(ju)片(pian)(pian)(pian)(pian)(pian)旋轉時,每(mei)個(ge)齒(chi)(chi)尖(jian)產(chan)(chan)生(sheng)(sheng)單極輻射流(liu),并(bing)周期地通過工(gong)(gong)作(zuo)臺的(de)(de)(de)(de)(de)(de)鋸(ju)縫向(xiang)外(wai)排(pai)(pai)出(chu),由(you)于氣(qi)(qi)(qi)流(liu)壓力(li)發生(sheng)(sheng)激烈(lie)變化,隨(sui)之產(chan)(chan)生(sheng)(sheng)排(pai)(pai)氣(qi)(qi)(qi)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng),排(pai)(pai)氣(qi)(qi)(qi)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)升功率也隨(sui)著鋸(ju)片(pian)(pian)(pian)(pian)(pian)線速(su)(su)(su)度(du)(du)(du)增(zeng)大(da)而急劇(ju)增(zeng)加,它(ta)與(yu)(yu)氣(qi)(qi)(qi)流(liu)速(su)(su)(su)度(du)(du)(du)的(de)(de)(de)(de)(de)(de)6次方(fang)成(cheng)正比(bi)(bi),在(zai)線速(su)(su)(su)度(du)(du)(du)較小時,與(yu)(yu)其(qi)5次方(fang)成(cheng)正比(bi)(bi),則排(pai)(pai)氣(qi)(qi)(qi)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)(pin)率為(wei):式中(zhong):fi—排(pai)(pai)氣(qi)(qi)(qi)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)(pin)率,(HZ)z—鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)齒(chi)(chi)數(shu)(個(ge))n—鋸(ju)片(pian)(pian)(pian)(pian)(pian)軸(zhou)的(de)(de)(de)(de)(de)(de)轉速(su)(su)(su)(r/min)i—諧(xie)波序(xu)號(hao)i=1、2、3……在(zai)鋸(ju)片(pian)(pian)(pian)(pian)(pian)高(gao)速(su)(su)(su)旋轉時,每(mei)當渦(wo)流(liu)分離的(de)(de)(de)(de)(de)(de)頻(pin)(pin)率與(yu)(yu)鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)固(gu)有頻(pin)(pin)率相近時,就(jiu)發生(sheng)(sheng)共(gong)振(zhen),便發出(chu)“尖(jian)叫聲(sheng)(sheng)(sheng)(sheng)”,其(qi)頻(pin)(pin)率為(wei):f=z fr式中(zhong):z—鋸(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)齒(chi)(chi)數(shu)(個(ge))fr—軸(zhou)回轉頻(pin)(pin)率(HZ)鋸(ju)片(pian)(pian)(pian)(pian)(pian)屬于薄壁件,其(qi)剛(gang)性一(yi)般較差,在(zai)外(wai)力(li)的(de)(de)(de)(de)(de)(de)作(zuo)用下很容易(yi)產(chan)(chan)生(sheng)(sheng)振(zhen)動(dong)(dong),由(you)于振(zhen)動(dong)(dong)便容易(yi)產(chan)(chan)生(sheng)(sheng)物料(liao)的(de)(de)(de)(de)(de)(de)摩擦,因此該(gai)類(lei)的(de)(de)(de)(de)(de)(de)噪(zao)(zao)(zao)音也就(jiu)隨(sui)之產(chan)(chan)生(sheng)(sheng)。
璧山偉奇青石板材廠起到防污、防磨損等作用(yong)。缺陷修復(fu)石(shi)(shi)(shi)(shi)材拼(pin)花在(zai)運輸、安裝(zhuang)等過(guo)程(cheng)(cheng)中,容易(yi)產生(sheng)(sheng)一(yi)些細節上(shang)的(de)缺陷,需通過(guo)補膠(jiao)(jiao)來修復(fu)。藝術渲染有(you)(you)些拼(pin)花設計,需要(yao)利用(yong)膠(jiao)(jiao)的(de)深淺顏色(se)(se),才(cai)能(neng)(neng)(neng)顯出(chu)更好(hao)的(de)藝術效果。如利用(yong)深色(se)(se)膠(jiao)(jiao),可產生(sheng)(sheng)分割效果,對拼(pin)花的(de)裝(zhuang)飾有(you)(you)著更好(hao)的(de)提升。施工(gong)工(gong)藝石(shi)(shi)(shi)(shi)材拼(pin)花的(de)處(chu)理工(gong)藝,主要(yao)難點在(zai)無縫化(hua)處(chu)理上(shang),和一(yi)般石(shi)(shi)(shi)(shi)材護(hu)理工(gong)程(cheng)(cheng)的(de)區別,也在(zai)無縫化(hua)處(chu)理上(shang)。因此(ci),解決了石(shi)(shi)(shi)(shi)材拼(pin)花的(de)無縫化(hua)處(chu)理問題,接下來的(de)研磨、拋(pao)光(guang),與一(yi)般石(shi)(shi)(shi)(shi)材護(hu)理工(gong)程(cheng)(cheng)相同。膠(jiao)(jiao)的(de)選擇石(shi)(shi)(shi)(shi)材拼(pin)花補膠(jiao)(jiao),要(yao)用(yong)到云(yun)(yun)石(shi)(shi)(shi)(shi)膠(jiao)(jiao)和透明膠(jiao)(jiao)。選用(yong)的(de)云(yun)(yun)石(shi)(shi)(shi)(shi)膠(jiao)(jiao),必須符以(yi)下要(yao)求:要(yao)有(you)(you)良(liang)好(hao)的(de)粘(zhan)接性(xing)(xing)能(neng)(neng)(neng)。有(you)(you)良(liang)好(hao)的(de)拋(pao)光(guang)性(xing)(xing)能(neng)(neng)(neng),研磨拋(pao)光(guang)后(hou),應與石(shi)(shi)(shi)(shi)材光(guang)澤度(du)保持一(yi)致。要(yao)容易(yi)調色(se)(se)。云(yun)(yun)石(shi)(shi)(shi)(shi)膠(jiao)(jiao)的(de)調色(se)(se)性(xing)(xing)能(neng)(neng)(neng),與所含的(de)粉粒(li)(li)粗細程(cheng)(cheng)度(du)有(you)(you)關,若(ruo)云(yun)(yun)石(shi)(shi)(shi)(shi)膠(jiao)(jiao)的(de)粉粒(li)(li)細膩程(cheng)(cheng)度(du)達到300#以(yi)上(shang),就(jiu)有(you)(you)很(hen)好(hao)的(de)調色(se)(se)性(xing)(xing)能(neng)(neng)(neng),且不(bu)容易(yi)變色(se)(se)。而劣質(zhi)的(de)云(yun)(yun)石(shi)(shi)(shi)(shi)膠(jiao)(jiao),粉粒(li)(li)粗細程(cheng)(cheng)度(du)甚至在(zai)0#以(yi)下,不(bu)容易(yi)調色(se)(se),還容易(yi)失色(se)(se)。必須用(yong)優質(zhi)的(de)云(yun)(yun)石(shi)(shi)(shi)(shi)膠(jiao)(jiao),如進口云(yun)(yun)石(shi)(shi)(shi)(shi)膠(jiao)(jiao)。
清理縫隙若縫隙<0.2mm對于縫隙極小的石材拼花,清縫環節,基本上不允許使用機械進行操作。如果采用手提切割機和清縫片等設備,一方面易造成縫隙切割放大;另一方面會產生很高的熱量,導致崩邊等問題,破壞整體裝飾效果。手工清理。選用精工刀片,很薄的那種。有些地方,甚至需要用到更薄的剃須刀片來進行清理。清縫時,速度要慢,避免拼花細節處的破壞。清縫完成后,用大功率的吸塵器,將縫隙處的灰塵吸走。若縫隙>0.2mm拼花面積很大,縫(feng)隙(xi)(xi)較款時(shi),可選用“手提切割機+0.2mm清縫(feng)片”進行清理。清縫(feng)深度(du)要(yao)達到3mm以(yi)上,越深整(zheng)體(ti)結構(gou)強度(du)越高(gao)。清縫(feng)時(shi),一定要(yao)保持石(shi)材的原貌,不要(yao)拓寬縫(feng)隙(xi)(xi)。縫(feng)隙(xi)(xi)盡頭處(chu),不要(yao)切過(guo)了。不要(yao)切串縫(feng)——就(jiu)是不要(yao)沿著一條縫(feng)清理時(shi),不小心歪出去。
石(shi)(shi)材(cai)(cai)(cai)拼(pin)(pin)花(hua)補膠(jiao)、研(yan)磨(mo)及相關注意事項(xiang)石(shi)(shi)材(cai)(cai)(cai)拼(pin)(pin)花(hua),是(shi)一種(zhong)常見的(de)(de)(de)(de)石(shi)(shi)材(cai)(cai)(cai)裝飾(shi)效(xiao)果。這(zhe)種(zhong)工(gong)藝(yi),其(qi)實從古至(zhi)今都(dou)有(you)(you)。并(bing)且隨著(zhu)現(xian)代設(she)計和(he)制(zhi)作技(ji)術的(de)(de)(de)(de)進步,漂亮(liang)的(de)(de)(de)(de)石(shi)(shi)材(cai)(cai)(cai)拼(pin)(pin)花(hua),大(da)有(you)(you)方興(xing)未艾之勢。我(wo)們(men)做(zuo)石(shi)(shi)材(cai)(cai)(cai)護(hu)理(li)工(gong)程,將來(lai)遇到(dao)石(shi)(shi)材(cai)(cai)(cai)拼(pin)(pin)花(hua)的(de)(de)(de)(de)機會(hui),也會(hui)越來(lai)越多。本期(qi)我(wo)們(men)就介紹下石(shi)(shi)材(cai)(cai)(cai)拼(pin)(pin)花(hua)的(de)(de)(de)(de)補膠(jiao)、研(yan)磨(mo)等環節的(de)(de)(de)(de)工(gong)藝(yi)。材(cai)(cai)(cai)料(liao)概念石(shi)(shi)材(cai)(cai)(cai)拼(pin)(pin)花(hua)設(she)計,是(shi)指利用天(tian)然石(shi)(shi)材(cai)(cai)(cai)的(de)(de)(de)(de)不(bu)同(tong)色澤,通過設(she)計和(he)加工(gong),拼(pin)(pin)裝成不(bu)同(tong)花(hua)型、圖案、logo等各類(lei)效(xiao)果的(de)(de)(de)(de)石(shi)(shi)材(cai)(cai)(cai)裝飾(shi)藝(yi)術。材(cai)(cai)(cai)料(liao)類(lei)型得益于技(ji)術的(de)(de)(de)(de)進步,現(xian)代石(shi)(shi)材(cai)(cai)(cai)拼(pin)(pin)花(hua)設(she)計,可謂(wei)“沒有(you)(you)做(zuo)不(bu)到(dao),只有(you)(you)想(xiang)不(bu)到(dao)”——類(lei)型眾多,且幾乎隨時都(dou)有(you)(you)新的(de)(de)(de)(de)設(she)計和(he)類(lei)型出現(xian)。因此(ci),在(zai)這(zhe)里我(wo)們(men)主要從石(shi)(shi)材(cai)(cai)(cai)護(hu)理(li)的(de)(de)(de)(de)角度出發,對(dui)(dui)拼(pin)(pin)花(hua)進行分類(lei)。這(zhe)樣(yang)的(de)(de)(de)(de)分類(lei),對(dui)(dui)補膠(jiao)、研(yan)磨(mo)等工(gong)藝(yi),是(shi)有(you)(you)直(zhi)接(jie)的(de)(de)(de)(de)影響的(de)(de)(de)(de)。
完工(gong)后請對(dui)石(shi)(shi)(shi)(shi)材(cai)(cai)找蠟保(bao)護。11、平(ping)常清潔(jie)時,請不(bu)(bu)要運用(yong)酸(suan)性(xing)清潔(jie)劑或粉末狀堿性(xing)清潔(jie)劑收拾石(shi)(shi)(shi)(shi)材(cai)(cai)。重(zhong)慶(qing)石(shi)(shi)(shi)(shi)材(cai)(cai)加(jia)工(gong)提(ti)醒石(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)(shang)(shang)(shang)場(chang)需求(qiu)出(chu)現(xian)分(fen)化,高(gao)(gao)檔(dang)(dang)次優(you)質石(shi)(shi)(shi)(shi)材(cai)(cai)走俏。跟(gen)著裝飾工(gong)作的鼓起,我們對(dui)于石(shi)(shi)(shi)(shi)材(cai)(cai)的知道也越(yue)來越(yue)深,需求(qiu)也在逐(zhu)步(bu)前進,這就(jiu)教唆高(gao)(gao)檔(dang)(dang)次石(shi)(shi)(shi)(shi)材(cai)(cai)逐(zhu)步(bu)變成商(shang)(shang)(shang)(shang)場(chang)干(gan)流、變成了(le)石(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)(shang)(shang)(shang)場(chang)的寵兒。各地基礎設施和(he)重(zhong)點工(gong)程對(dui)高(gao)(gao)檔(dang)(dang)石(shi)(shi)(shi)(shi)材(cai)(cai)需求(qiu)不(bu)(bu)斷上升,部分(fen)地區優(you)質石(shi)(shi)(shi)(shi)材(cai)(cai)出(chu)現(xian)缺口,致(zhi)使石(shi)(shi)(shi)(shi)材(cai)(cai)進口大幅(fu)增加(jia)。進口首要用(yong)于種類的調劑,產(chan)品首要用(yong)于合資公(gong)司和(he)較高(gao)(gao)檔(dang)(dang)的公(gong)共(gong)場(chang)所的建筑(zhu)。其時,我國石(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)(shang)(shang)(shang)場(chang)已經變成世(shi)(shi)界(jie)石(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)(shang)(shang)(shang)場(chang)不(bu)(bu)可或缺的重(zhong)要力氣。依據其時的趨勢(shi),在不(bu)(bu)久的將(jiang)來,世(shi)(shi)界(jie)石(shi)(shi)(shi)(shi)材(cai)(cai)的出(chu)產(chan)與貿(mao)易中心將(jiang)會從歐洲轉到我國。重(zhong)慶(qing)石(shi)(shi)(shi)(shi)材(cai)(cai)加(jia)工(gong)廠(chang)在世(shi)(shi)界(jie)商(shang)(shang)(shang)(shang)場(chang)上,石(shi)(shi)(shi)(shi)材(cai)(cai)產(chan)品增長(chang)速(su)(su)度(du)高(gao)(gao)于世(shi)(shi)界(jie)經濟增長(chang)速(su)(su)度(du)。石(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)(shang)(shang)(shang)場(chang)展(zhan)開遠景出(chu)色(se)。小(xiao)城市和(he)經濟發達地區的鄉村將(jiang)會是石(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)(shang)(shang)(shang)場(chang)的花費搶手。