
石(shi)(shi)材圓柱(zhu)的(de)(de)加(jia)(jia)(jia)工(gong)(一)圓柱(zhu)的(de)(de)磨(mo)(mo)(mo)(mo)拋(pao)(pao)加(jia)(jia)(jia)工(gong)圓柱(zhu)的(de)(de)磨(mo)(mo)(mo)(mo)拋(pao)(pao)一般在(zai)配(pei)(pei)有氣動或(huo)液壓(ya)加(jia)(jia)(jia)壓(ya)磨(mo)(mo)(mo)(mo)頭(tou)的(de)(de)車(che)床上(shang)進行,磨(mo)(mo)(mo)(mo)頭(tou)上(shang)安裝(zhuang)的(de)(de)磨(mo)(mo)(mo)(mo)料(liao)可以快(kuai)速(su)(su)更(geng)(geng)換(huan),磨(mo)(mo)(mo)(mo)拋(pao)(pao)圓柱(zhu)的(de)(de)磨(mo)(mo)(mo)(mo)料(liao)通(tong)常為圓環(huan)型,采用端面(mian)與圓柱(zhu)接觸,(一)圓柱(zhu)的(de)(de)磨(mo)(mo)(mo)(mo)拋(pao)(pao)加(jia)(jia)(jia)工(gong)圓柱(zhu)的(de)(de)磨(mo)(mo)(mo)(mo)拋(pao)(pao)一般在(zai)配(pei)(pei)有氣動或(huo)液壓(ya)加(jia)(jia)(jia)壓(ya)磨(mo)(mo)(mo)(mo)頭(tou)的(de)(de)車(che)床上(shang)進行,磨(mo)(mo)(mo)(mo)頭(tou)上(shang)安裝(zhuang)的(de)(de)磨(mo)(mo)(mo)(mo)料(liao)可以快(kuai)速(su)(su)更(geng)(geng)換(huan),磨(mo)(mo)(mo)(mo)拋(pao)(pao)圓柱(zhu)的(de)(de)磨(mo)(mo)(mo)(mo)料(liao)通(tong)常為圓環(huan)型,采用端面(mian)與圓柱(zhu)接觸,重慶石(shi)(shi)材加(jia)(jia)(jia)工(gong)線磨(mo)(mo)(mo)(mo)拋(pao)(pao)方(fang)式。如意大(da)利omac公(gong)司圓柱(zhu)加(jia)(jia)(jia)工(gong)車(che)床磨(mo)(mo)(mo)(mo)拋(pao)(pao)圓柱(zhu)有關示意圖。

黔南裝修雅典金花大理石公司加裝隔(ge)聲(sheng)罩用(yong)(yong)(yong)(yong)隔(ge)聲(sheng)罩來降(jiang)低鋸片加工時的(de)(de)(de)(de)綜合噪(zao)聲(sheng)是行之有效的(de)(de)(de)(de),罩殼(ke)用(yong)(yong)(yong)(yong)鋼板制成(cheng),內涂阻尼材(cai)(cai)料、吸聲(sheng)材(cai)(cai)料,選擇超細玻(bo)璃(li)棉,襯一層玻(bo)璃(li)布。并(bing)用(yong)(yong)(yong)(yong)穿(chuan)孔(kong)(kong)板護面。罩殼(ke)、吸聲(sheng)材(cai)(cai)料、穿(chuan)孔(kong)(kong)板相(xiang)對固定以防止設備(bei)運轉造(zao)成(cheng)系統共(gong)振(zhen)引起新的(de)(de)(de)(de)噪(zao)音。措(cuo)施與能(neng)達到的(de)(de)(de)(de)降(jiang)噪(zao)效果:(1)基體采用(yong)(yong)(yong)(yong)復(fu)合結構可以降(jiang)噪(zao)10分貝左右(2)減振(zhen)法蘭盤可以降(jiang)噪(zao)3分貝左右(3)基體采用(yong)(yong)(yong)(yong)消音孔(kong)(kong)或消音縫(feng)5分貝左右(4)整體隔(ge)音罩10分貝左右簡析人造(zao)石(shi)(shi)的(de)(de)(de)(de)用(yong)(yong)(yong)(yong)途(tu)人造(zao)石(shi)(shi)材(cai)(cai)從(cong)誕生至今經(jing)歷幾十年(nian)的(de)(de)(de)(de)研究、開(kai)發和(he)創新,使人造(zao)石(shi)(shi)材(cai)(cai)能(neng)開(kai)發多(duo)種(zhong)材(cai)(cai)料廣泛應用(yong)(yong)(yong)(yong)與商(shang)業、住宅、甚(shen)至軍事(shi)領域等(deng)。在商(shang)業用(yong)(yong)(yong)(yong)途(tu)上(shang),人造(zao)石(shi)(shi)材(cai)(cai)的(de)(de)(de)(de)使用(yong)(yong)(yong)(yong)幾乎不受限制。根據產品的(de)(de)(de)(de)適(shi)應性,它可用(yong)(yong)(yong)(yong)于健康(kang)中心、醫(yi)療機構、公(gong)共(gong)寫字樓、廠礦公(gong)司、購(gou)物中心等(deng)空(kong)間里的(de)(de)(de)(de)設備(bei)設施。

噪(zao)(zao)(zao)音(yin)所產(chan)(chan)生(sheng)(sheng)(sheng)的危(wei)害是(shi)比(bi)較(jiao)大(da)的,尤其是(shi)表現(xian)在如下幾(ji)個方面:1、長期在強烈(lie)的噪(zao)(zao)(zao)音(yin)環境中(zhong)工作(zuo),可以(yi)使(shi)人(ren)產(chan)(chan)生(sheng)(sheng)(sheng)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)性耳聾。2、影響(xiang)人(ren)們的正(zheng)常工作(zuo)、學習及(ji)日常生(sheng)(sheng)(sheng)活(huo)。那么石材加工過程中(zhong)噪(zao)(zao)(zao)音(yin)是(shi)怎樣產(chan)(chan)生(sheng)(sheng)(sheng)的呢?它主要來自齒(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng),鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的振動(dong)及(ji)物料摩擦聲(sheng)(sheng)(sheng)(sheng)。齒(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng):是(shi)當(dang)鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)高速(su)運轉(zhuan)時(shi)(shi),鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的鋸(ju)(ju)(ju)(ju)(ju)齒(chi)與周圍的空氣(qi)相(xiang)互作(zuo)用(yong)(yong),引起空氣(qi)的壓力脈動(dong)而(er)產(chan)(chan)生(sheng)(sheng)(sheng)的噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)。齒(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的聲(sheng)(sheng)(sheng)(sheng)功(gong)率(lv)(lv)與鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的直徑、鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的線速(su)度的三次(ci)方成(cheng)正(zheng)比(bi),當(dang)轉(zhuan)速(su)越低時(shi)(shi),與其線速(su)度三次(ci)方成(cheng)正(zheng)比(bi),齒(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的頻(pin)率(lv)(lv)可由(you)下式(shi)計算:式(shi)中(zhong):fi—齒(chi)尖(jian)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)率(lv)(lv),即鋸(ju)(ju)(ju)(ju)(ju)齒(chi)每秒打空氣(qi)質點的次(ci)數(shu),(HZ)z—鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的齒(chi)數(shu)(個)n—鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的軸(zhou)的轉(zhuan)速(su)(r/min)i—諧(xie)波(bo)序號i=1、2、3……鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)旋轉(zhuan)時(shi)(shi),每個齒(chi)尖(jian)產(chan)(chan)生(sheng)(sheng)(sheng)單極(ji)輻射流,并周期地(di)通過工作(zuo)臺的鋸(ju)(ju)(ju)(ju)(ju)縫向外(wai)排(pai)(pai)出(chu),由(you)于氣(qi)流壓力發(fa)生(sheng)(sheng)(sheng)激烈(lie)變化,隨(sui)之(zhi)產(chan)(chan)生(sheng)(sheng)(sheng)排(pai)(pai)氣(qi)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng),排(pai)(pai)氣(qi)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的升功(gong)率(lv)(lv)也隨(sui)著鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)線速(su)度增大(da)而(er)急劇增加,它與氣(qi)流速(su)度的6次(ci)方成(cheng)正(zheng)比(bi),在線速(su)度較(jiao)小(xiao)時(shi)(shi),與其5次(ci)方成(cheng)正(zheng)比(bi),則(ze)排(pai)(pai)氣(qi)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)率(lv)(lv)為:式(shi)中(zhong):fi—排(pai)(pai)氣(qi)噪(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)率(lv)(lv),(HZ)z—鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的齒(chi)數(shu)(個)n—鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)軸(zhou)的轉(zhuan)速(su)(r/min)i—諧(xie)波(bo)序號i=1、2、3……在鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)高速(su)旋轉(zhuan)時(shi)(shi),每當(dang)渦流分離的頻(pin)率(lv)(lv)與鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的固有頻(pin)率(lv)(lv)相(xiang)近時(shi)(shi),就(jiu)發(fa)生(sheng)(sheng)(sheng)共(gong)振,便(bian)發(fa)出(chu)“尖(jian)叫聲(sheng)(sheng)(sheng)(sheng)”,其頻(pin)率(lv)(lv)為:f=z fr式(shi)中(zhong):z—鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)的齒(chi)數(shu)(個)fr—軸(zhou)回轉(zhuan)頻(pin)率(lv)(lv)(HZ)鋸(ju)(ju)(ju)(ju)(ju)片(pian)(pian)屬于薄壁件(jian),其剛性一般較(jiao)差(cha),在外(wai)力的作(zuo)用(yong)(yong)下很容(rong)易(yi)產(chan)(chan)生(sheng)(sheng)(sheng)振動(dong),由(you)于振動(dong)便(bian)容(rong)易(yi)產(chan)(chan)生(sheng)(sheng)(sheng)物料的摩擦,因此該類的噪(zao)(zao)(zao)音(yin)也就(jiu)隨(sui)之(zhi)產(chan)(chan)生(sheng)(sheng)(sheng)。

一(yi)同(tong)石材(cai)中的(de)(de)(de)(de)礦產的(de)(de)(de)(de)硬(ying)度程度是(shi)不一(yi)樣(yang)的(de)(de)(de)(de),所以(yi)加(jia)工(gong)起來(lai)(lai)就具(ju)(ju)有必定的(de)(de)(de)(de)磨難,這(zhe)就歲石材(cai)加(jia)工(gong)的(de)(de)(de)(de)東(dong)西提出了(le)更(geng)高(gao)的(de)(de)(de)(de)需要(yao)(yao)(yao),通(tong)常來(lai)(lai)說,對(dui)于石材(cai)中顆粒(li)(li)分(fen)布較均勻的(de)(de)(de)(de)加(jia)工(gong)起來(lai)(lai)比照簡(jian)略,因為(wei)全體性質(zhi)都(dou)比照附近,在加(jia)工(gong)的(de)(de)(de)(de)時分(fen)顆粒(li)(li)比照細的(de)(de)(de)(de)比起那些(xie)片狀的(de)(de)(de)(de)來(lai)(lai)說加(jia)工(gong)也簡(jian)略一(yi)些(xie),材(cai)料(liao)很之謎的(de)(de)(de)(de)比懈怠(dai)的(de)(de)(de)(de)加(jia)工(gong)也簡(jian)略,所以(yi)在選擇濟(ji)公東(dong)西和對(dui)加(jia)工(gong)東(dong)西參數的(de)(de)(de)(de)選擇上就顯(xian)得尤為(wei)重(zhong)要(yao)(yao)(yao)。現在通(tong)常的(de)(de)(de)(de)重(zhong)慶石材(cai)加(jia)工(gong)東(dong)西普片都(dou)選用的(de)(de)(de)(de)是(shi)金(jin)(jin)(jin)剛(gang)石材(cai)料(liao)的(de)(de)(de)(de)刀具(ju)(ju),石材(cai)加(jia)工(gong)領域的(de)(de)(de)(de)活絡翻開(kai),對(dui)于金(jin)(jin)(jin)剛(gang)石刀具(ju)(ju)也就提出了(le)很高(gao)的(de)(de)(de)(de)需要(yao)(yao)(yao),不只需要(yao)(yao)(yao)者這(zhe)些(xie)刀具(ju)(ju)在石材(cai)的(de)(de)(de)(de)切(qie)開(kai)進程中要(yao)(yao)(yao)切(qie)開(kai)活絡,運用壽數也要(yao)(yao)(yao)很長,一(yi)同(tong)還需要(yao)(yao)(yao)可以(yi)對(dui)林林總(zong)總(zong)的(de)(de)(de)(de)石材(cai)進行切(qie)開(kai),對(dui)與切(qie)開(kai)質(zhi)量需要(yao)(yao)(yao)也要(yao)(yao)(yao)更(geng)高(gao),因為(wei)金(jin)(jin)(jin)剛(gang)石具(ju)(ju)有金(jin)(jin)(jin)屬(shu)的(de)(de)(de)(de)一(yi)些(xie)特(te)性,所以(yi)可以(yi)極好(hao)的(de)(de)(de)(de)跋(ba)涉(she)切(qie)開(kai)功率和一(yi)斤(jin)運用壽數和跋(ba)涉(she)工(gong)作率。

不銹(xiu)鋼石(shi)(shi)(shi)材(cai)掛件鋼號為202以(yi)上,或根(gen)據項目實際需(xu)(xu)要(yao)采(cai)用(yong)(yong)304鋼號連接(jie)配件。(2)石(shi)(shi)(shi)材(cai)厚度要(yao)求在20mm以(yi)上,2500mm高以(yi)內的(de)墻(qiang)體(ti),豎向(xiang)(xiang)需(xu)(xu)采(cai)用(yong)(yong)5#槽(cao)鋼,橫(heng)(heng)向(xiang)(xiang)采(cai)用(yong)(yong)40mmx40mm型角(jiao)(jiao)鋼,間(jian)距(ju)根(gen)據石(shi)(shi)(shi)材(cai)的(de)橫(heng)(heng)縫(feng)(feng)排版確定(ding),2500mm高以(yi)上的(de)墻(qiang)體(ti),豎向(xiang)(xiang)需(xu)(xu)采(cai)用(yong)(yong)8#槽(cao)鋼,橫(heng)(heng)向(xiang)(xiang)采(cai)50mmx50mm型角(jiao)(jiao)鋼,間(jian)距(ju)根(gen)據石(shi)(shi)(shi)材(cai)的(de)恒豐排版確定(ding)。3、膠(jiao)粘劑粘貼施(shi)工工藝(yi)木基層面(mian)(mian)粘貼石(shi)(shi)(shi)材(cai)工藝(yi),適用(yong)(yong)于(yu)小(xiao)面(mian)(mian)積、小(xiao)塊面(mian)(mian)材(cai)料施(shi)工范圍(如文化石(shi)(shi)(shi)、裝飾線、踢(ti)腳線),須(xu)(xu)用(yong)(yong)AB膠(jiao)結合不銹(xiu)鋼自攻螺釘(ding)粘接(jie)固定(ding),石(shi)(shi)(shi)材(cai)背面(mian)(mian)應(ying)挖成倒八(ba)字(zi)型孔(kong),要(yao)做好防腐處理(li)。三、墻(qiang)面(mian)(mian)石(shi)(shi)(shi)材(cai)細(xi)部收口要(yao)點1、石(shi)(shi)(shi)材(cai)墻(qiang)面(mian)(mian)橫(heng)(heng)縫(feng)(feng),需(xu)(xu)根(gen)據人體(ti)的(de)視線高度排布(bu),施(shi)工時需(xu)(xu)廠家定(ding)加工,現(xian)場(chang)安裝。2、墻(qiang)面(mian)(mian)石(shi)(shi)(shi)材(cai)陽角(jiao)(jiao)收口均需(xu)(xu)45度拼接(jie)對角(jiao)(jiao)處理(li);待墻(qiang)面(mian)(mian)石(shi)(shi)(shi)材(cai)全部鋪貼完成后,須(xu)(xu)調制與石(shi)(shi)(shi)材(cai)同色(se)的(de)云(yun)石(shi)(shi)(shi)膠(jiao)作勾(gou)(gou)縫(feng)(feng)處理(li),勾(gou)(gou)縫(feng)(feng)必須(xu)(xu)嚴密。