由于(yu)磨(mo)(mo)拋(pao)時(shi)(shi)的(de)(de)磨(mo)(mo)削力遠(yuan)小(xiao)于(yu)成型切(qie)(qie)割時(shi)(shi)的(de)(de)切(qie)(qie)削阻力,所(suo)以(yi)裝夾(jia)磨(mo)(mo)拋(pao)圓柱(zhu)時(shi)(shi),在(zai)床頭箱一端,只使用(yong)(yong)中心孔支(zhi)承即可(ke)。視(shi)被(bei)磨(mo)(mo)拋(pao)石(shi)(shi)材材質不同(tong),磨(mo)(mo)拋(pao)磨(mo)(mo)料(liao)(liao)的(de)(de)級(ji)配(pei)也有所(suo)區(qu)別(bie)。如加工(gong)花崗石(shi)(shi)時(shi)(shi),可(ke)以(yi)使用(yong)(yong)5種粗細不同(tong)的(de)(de)磨(mo)(mo)料(liao)(liao),加工(gong)大理石(shi)(shi)可(ke)以(yi)使用(yong)(yong)“種磨(mo)(mo)料(liao)(liao)。由于(yu)欄(lan)桿柱(zhu)、花瓶等制品的(de)(de)輪廓線凹凸(tu)變化起伏大,重(zhong)慶石(shi)(shi)材加工(gong)使用(yong)(yong)上述圓環型磨(mo)(mo)料(liao)(liao){艮難(nan)磨(mo)(mo)拋(pao)加工(gong),所(suo)以(yi)目前仍使用(yong)(yong)手動研磨(mo)(mo)異(yi)形回轉(zhuan)體的(de)(de)簡(jian)易磨(mo)(mo)拋(pao)設備,完(wan)成欄(lan)奸柱(zhu)等制品的(de)(de)拋(pao)光加工(gong)。(二(er))端面(mian)切(qie)(qie)邊加工(gong)圓柱(zhu)的(de)(de)拋(pao)光加工(gong)結束后,可(ke)以(yi)使用(yong)(yong)金剛石(shi)(shi)鋸片(pian)切(qie)(qie)割圓柱(zhu)的(de)(de)兩個端面(mian),使其(qi)長度(du)尺(chi)寸(cun)達(da)到成品尺(chi)寸(cun)要求(qiu)。必須注意,切(qie)(qie)割后的(de)(de)端面(mian)與其(qi)軸(zhou)線的(de)(de)夾(jia)角應該(gai)略(lve)小(xiao)于(yu)90度(du),重(zhong)慶石(shi)(shi)材加工(gong)這(zhe)樣在(zai)安裝時(shi)(shi),接(jie)縫才能小(xiao)而美觀。
一(yi)觀(guan):肉眼(yan)觀(guan)察(cha)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)的表(biao)面結構(gou)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)的好壞肉眼(yan)即(ji)能分(fen)辨,好的石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)表(biao)面細致光(guang)滑,質(zhi)量(liang)(liang)差的石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)表(biao)面粗(cu)糙不(bu)(bu)(bu)(bu)(bu)平,表(biao)面呈顆粒(li)狀組(zu)合。此外(wai),石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)邊緣也要(yao)仔細觀(guan)察(cha),是(shi)否有缺(que)口(kou),細微的裂(lie)痕等,對日后(hou)(hou)使用有著不(bu)(bu)(bu)(bu)(bu)小的影(ying)響。二量(liang)(liang):量(liang)(liang)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)的尺寸規格在(zai)(zai)買石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)之前,一(yi)定要(yao)先(xian)量(liang)(liang)好裝修尺寸,然后(hou)(hou)購買石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)時也要(yao)對石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)進行(xing)測量(liang)(liang),一(yi)定要(yao)買合適尺寸的,以免后(hou)(hou)續石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)不(bu)(bu)(bu)(bu)(bu)夠需要(yao)拼接,這樣(yang)極其(qi)影(ying)響美(mei)觀(guan)度。三聽(ting)(ting):聽(ting)(ting)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)的敲(qiao)擊聲音一(yi)般好的石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)敲(qiao)擊起來(lai)聲音十分(fen)清脆,原因(yin)是(shi)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)內(nei)部(bu)質(zhi)地(di)均勻無裂(lie)隙;相(xiang)(xiang)反,質(zhi)量(liang)(liang)不(bu)(bu)(bu)(bu)(bu)好的石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)敲(qiao)擊聲音相(xiang)(xiang)當粗(cu)啞,因(yin)其(qi)質(zhi)地(di)不(bu)(bu)(bu)(bu)(bu)勻且里面很(hen)可(ke)能存在(zai)(zai)裂(lie)隙。四試:用簡單的試驗方(fang)法(fa)來(lai)檢驗石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)質(zhi)量(liang)(liang)好壞墨水滴滲法(fa)是(shi)很(hen)常用的檢驗石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)質(zhi)量(liang)(liang)的方(fang)法(fa),將一(yi)小滴墨水滴在(zai)(zai)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)背(bei)面,若(ruo)(ruo)深(shen)入石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)內(nei)部(bu)則說明石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)質(zhi)地(di)不(bu)(bu)(bu)(bu)(bu)細致,是(shi)質(zhi)量(liang)(liang)差的石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai),反之,若(ruo)(ruo)不(bu)(bu)(bu)(bu)(bu)能滲入則說面石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)質(zhi)量(liang)(liang)較(jiao)好。
綿陽偉奇卡拉拉白大理石石材服務商完工(gong)后請(qing)對石(shi)(shi)(shi)(shi)材(cai)找蠟保護(hu)。11、平常(chang)清(qing)(qing)潔時,請(qing)不要(yao)運用酸性(xing)清(qing)(qing)潔劑(ji)或粉末狀堿(jian)性(xing)清(qing)(qing)潔劑(ji)收拾石(shi)(shi)(shi)(shi)材(cai)。重(zhong)(zhong)慶石(shi)(shi)(shi)(shi)材(cai)加(jia)工(gong)提醒石(shi)(shi)(shi)(shi)材(cai)商(shang)(shang)場(chang)(chang)需求(qiu)出(chu)現分化,高(gao)檔(dang)(dang)次優質石(shi)(shi)(shi)(shi)材(cai)走俏。跟(gen)著裝飾工(gong)作的鼓起,我(wo)們對于(yu)石(shi)(shi)(shi)(shi)材(cai)的知道也(ye)越(yue)來(lai)越(yue)深(shen),需求(qiu)也(ye)在逐步前進,這就教唆高(gao)檔(dang)(dang)次石(shi)(shi)(shi)(shi)材(cai)逐步變(bian)成(cheng)(cheng)(cheng)商(shang)(shang)場(chang)(chang)干流、變(bian)成(cheng)(cheng)(cheng)了(le)石(shi)(shi)(shi)(shi)材(cai)商(shang)(shang)場(chang)(chang)的寵兒(er)。各地(di)(di)基礎設施和重(zhong)(zhong)點工(gong)程對高(gao)檔(dang)(dang)石(shi)(shi)(shi)(shi)材(cai)需求(qiu)不斷上升,部分地(di)(di)區優質石(shi)(shi)(shi)(shi)材(cai)出(chu)現缺口(kou),致使石(shi)(shi)(shi)(shi)材(cai)進口(kou)大幅增加(jia)。進口(kou)首要(yao)用于(yu)種類的調劑(ji),產品首要(yao)用于(yu)合資公(gong)司和較高(gao)檔(dang)(dang)的公(gong)共場(chang)(chang)所(suo)的建筑。其(qi)時,我(wo)國石(shi)(shi)(shi)(shi)材(cai)商(shang)(shang)場(chang)(chang)已(yi)經變(bian)成(cheng)(cheng)(cheng)世界(jie)石(shi)(shi)(shi)(shi)材(cai)商(shang)(shang)場(chang)(chang)不可(ke)或缺的重(zhong)(zhong)要(yao)力氣。依(yi)據其(qi)時的趨勢,在不久的將(jiang)來(lai),世界(jie)石(shi)(shi)(shi)(shi)材(cai)的出(chu)產與貿易中心(xin)將(jiang)會從(cong)歐洲轉到我(wo)國。重(zhong)(zhong)慶石(shi)(shi)(shi)(shi)材(cai)加(jia)工(gong)廠在世界(jie)商(shang)(shang)場(chang)(chang)上,石(shi)(shi)(shi)(shi)材(cai)產品增長速度高(gao)于(yu)世界(jie)經濟(ji)增長速度。石(shi)(shi)(shi)(shi)材(cai)商(shang)(shang)場(chang)(chang)展開(kai)遠景出(chu)色。小(xiao)城市和經濟(ji)發達(da)地(di)(di)區的鄉村(cun)將(jiang)會是石(shi)(shi)(shi)(shi)材(cai)商(shang)(shang)場(chang)(chang)的花費搶手。
復(fu)合(he)(he)結(jie)(jie)構(gou)(gou)復(fu)合(he)(he)阻(zu)尼(ni)結(jie)(jie)構(gou)(gou)在(zai)(zai)減(jian)振(zhen)(zhen)降(jiang)噪(zao)工(gong)程結(jie)(jie)構(gou)(gou)上(shang)也開始應用,它是薄彈(dan)性(xing)材料將幾層板粘結(jie)(jie)在(zai)(zai)一起的(de)(de)(de)(de)(de)(de)(de)具有(you)(you)高(gao)(gao)阻(zu)尼(ni)特性(xing),并(bing)保持金屬(shu)板材料強度的(de)(de)(de)(de)(de)(de)(de)約(yue)束阻(zu)尼(ni)層結(jie)(jie)構(gou)(gou),阻(zu)尼(ni)層厚度為(wei)(wei)(wei)0.10mm。在(zai)(zai)常溫和高(gao)(gao)溫(80—100℃)下具有(you)(you)良好的(de)(de)(de)(de)(de)(de)(de)阻(zu)尼(ni)特性(xing),它對振(zhen)(zhen)動能量(liang)的(de)(de)(de)(de)(de)(de)(de)消散,從一般普(pu)通彈(dan)性(xing)變形(xing)作功(gong)力消耗,提(ti)高(gao)(gao)為(wei)(wei)(wei)高(gao)(gao)彈(dan)性(xing)體(ti)(ti)變形(xing)的(de)(de)(de)(de)(de)(de)(de)做功(gong)消耗,使(shi)(shi)變形(xing)滯后(hou)應力的(de)(de)(de)(de)(de)(de)(de)程度增加,另外,這種約(yue)束阻(zu)尼(ni)結(jie)(jie)構(gou)(gou)拉壓變形(xing)所消散的(de)(de)(de)(de)(de)(de)(de)能量(liang),消耗因子一般在(zai)(zai)0.3以(yi)上(shang),大峰值可在(zai)(zai)0.85,并(bing)且是有(you)(you)寬頻帶控(kong)制特性(xing),在(zai)(zai)很(hen)大的(de)(de)(de)(de)(de)(de)(de)頻率范圍內起到(dao)抑制峰值的(de)(de)(de)(de)(de)(de)(de)作用,鋸(ju)片(pian)(pian)(pian)基(ji)體(ti)(ti)常用的(de)(de)(de)(de)(de)(de)(de)復(fu)合(he)(he)阻(zu)尼(ni)層結(jie)(jie)構(gou)(gou)為(wei)(wei)(wei)2層。利用復(fu)合(he)(he)阻(zu)尼(ni)結(jie)(jie)構(gou)(gou)的(de)(de)(de)(de)(de)(de)(de)鋸(ju)片(pian)(pian)(pian)基(ji)體(ti)(ti)有(you)(you)如下特點:(1)鋸(ju)片(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)校平(ping)及(ji)應力的(de)(de)(de)(de)(de)(de)(de)調(diao)整(zheng)難度很(hen)大;(2)生產效(xiao)率較低,成本較高(gao)(gao);(3)加工(gong)處(chu)理技術不(bu)當(dang)(dang),基(ji)體(ti)(ti)會缺(que)乏軸向(xiang)剛性(xing)。安裝(zhuang)及(ji)使(shi)(shi)用方法降(jiang)噪(zao)1、夾盤改造降(jiang)噪(zao)(1)在(zai)(zai)不(bu)影響(xiang)鋸(ju)切高(gao)(gao)度前提(ti)下,應盡(jin)量(liang)加大鋸(ju)片(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)夾盤直(zhi)徑,這樣可以(yi)提(ti)高(gao)(gao)鋸(ju)片(pian)(pian)(pian)剛性(xing),減(jian)少彎曲振(zhen)(zhen)動,對降(jiang)低振(zhen)(zhen)動噪(zao)聲是及(ji)其有(you)(you)效(xiao)的(de)(de)(de)(de)(de)(de)(de),實驗研究證(zheng)明,當(dang)(dang)夾盤直(zhi)徑加大到(dao)鋸(ju)片(pian)(pian)(pian)直(zhi)徑的(de)(de)(de)(de)(de)(de)(de)3/4倍時,減(jian)噪(zao)佳(jia)。(2)為(wei)(wei)(wei)了增加鋸(ju)片(pian)(pian)(pian)的(de)(de)(de)(de)(de)(de)(de)彈(dan)性(xing),使(shi)(shi)其受力均勻,在(zai)(zai)夾盤上(shang)開一圈(quan)槽,嵌入(ru)橡膠條或(huo)軟金屬(shu)。
近年來(lai)中國(guo)作為石(shi)材(cai)開采(cai)和(he)(he)(he)加(jia)(jia)工(gong)(gong)的(de)領頭國(guo),生產(chan)240個品(pin)種(zhong)的(de)花崗石(shi),石(shi)材(cai)總產(chan)量約占世界(jie)的(de)65%。在石(shi)材(cai)加(jia)(jia)工(gong)(gong)中,石(shi)材(cai)工(gong)(gong)具(ju)(ju)占有重(zhong)要(yao)地(di)位(wei)。石(shi)材(cai)加(jia)(jia)工(gong)(gong)主(zhu)要(yao)包括石(shi)材(cai)鋸(ju)割、石(shi)材(cai)磨(mo)削和(he)(he)(he)石(shi)材(cai)拋光。石(shi)材(cai)加(jia)(jia)工(gong)(gong)工(gong)(gong)具(ju)(ju)主(zhu)要(yao)采(cai)用金(jin)(jin)(jin)剛(gang)石(shi)磨(mo)料(liao)和(he)(he)(he)陶瓷(ci)磨(mo)料(liao)。在加(jia)(jia)工(gong)(gong)中,鋸(ju)切(qie)(qie)(qie)加(jia)(jia)工(gong)(gong)是(shi)機(ji)(ji)械加(jia)(jia)工(gong)(gong)的(de)一道(dao)工(gong)(gong)序,鋸(ju)切(qie)(qie)(qie)加(jia)(jia)工(gong)(gong)成本(ben)占整個加(jia)(jia)工(gong)(gong)成本(ben)的(de)50%以上。目前(qian),石(shi)材(cai)等硬(ying)(ying)脆材(cai)料(liao)的(de)切(qie)(qie)(qie)割加(jia)(jia)工(gong)(gong)主(zhu)要(yao)采(cai)用各(ge)種(zhong)金(jin)(jin)(jin)剛(gang)石(shi)切(qie)(qie)(qie)割工(gong)(gong)具(ju)(ju)。由于(yu)金(jin)(jin)(jin)剛(gang)石(shi)是(shi)自然(ran)界(jie)已知的(de)硬(ying)(ying)物質,其(qi)優異性(xing)能決定其(qi)在石(shi)材(cai)等硬(ying)(ying)脆材(cai)料(liao)切(qie)(qie)(qie)割加(jia)(jia)工(gong)(gong)領域具(ju)(ju)有廣闊的(de)發展(zhan)前(qian)景(jing)。應(ying)(ying)用金(jin)(jin)(jin)剛(gang)石(shi)工(gong)(gong)具(ju)(ju)鋸(ju)切(qie)(qie)(qie)硬(ying)(ying)脆材(cai)料(liao)的(de)加(jia)(jia)工(gong)(gong)方(fang)式主(zhu)要(yao)有圓鋸(ju)片切(qie)(qie)(qie)割、金(jin)(jin)(jin)剛(gang)石(shi)帶鋸(ju)切(qie)(qie)(qie)割、金(jin)(jin)(jin)剛(gang)石(shi)框架(jia)鋸(ju)切(qie)(qie)(qie)割、金(jin)(jin)(jin)剛(gang)石(shi)串珠繩鋸(ju)切(qie)(qie)(qie)割等。重(zhong)慶石(shi)材(cai)加(jia)(jia)工(gong)(gong)盡管(guan)每種(zhong)方(fang)法有不(bu)同(tong)的(de)特點和(he)(he)(he)應(ying)(ying)用范(fan)圍,但其(qi)切(qie)(qie)(qie)割機(ji)(ji)理(li)(li)和(he)(he)(he)金(jin)(jin)(jin)剛(gang)石(shi)磨(mo)損(sun)機(ji)(ji)理(li)(li)卻大致(zhi)相同(tong)。由于(yu)切(qie)(qie)(qie)割石(shi)材(cai)是(shi)金(jin)(jin)(jin)剛(gang)石(shi)切(qie)(qie)(qie)割工(gong)(gong)具(ju)(ju)主(zhu)要(yao)的(de)用途(tu),因此,深入研究石(shi)材(cai)鋸(ju)切(qie)(qie)(qie)機(ji)(ji)理(li)(li)和(he)(he)(he)金(jin)(jin)(jin)剛(gang)石(shi)切(qie)(qie)(qie)割工(gong)(gong)具(ju)(ju)的(de)磨(mo)損(sun)機(ji)(ji)理(li)(li)對于(yu)金(jin)(jin)(jin)剛(gang)石(shi)切(qie)(qie)(qie)割工(gong)(gong)具(ju)(ju)的(de)合理(li)(li)制造與正確(que)使用具(ju)(ju)有重(zhong)要(yao)意義。
石(shi)(shi)材(cai)(cai)(cai)墻面有橫縫時(如V字縫,凹槽)時,陰角收口(kou)均需(xu)45度(角度稍小于45度,以利(li)于拼(pin)接(jie)(jie))拼(pin)接(jie)(jie)對角處(chu)(chu)理(li)(li)(li),應在工(gong)廠內加工(gong)完成。4、石(shi)(shi)材(cai)(cai)(cai)檢(jian)修門:(1)石(shi)(shi)材(cai)(cai)(cai)暗(an)門需(xu)采用(yong)熱鍍鋅(xin)角剛,角鋼(gang)大(da)小及滾珠軸承(cheng)大(da)小根據(ju)門體的自重選(xuan)定(ding)(ding),焊接(jie)(jie)部(bu)位作防銹(xiu)處(chu)(chu)理(li)(li)(li)。(2)石(shi)(shi)材(cai)(cai)(cai)干掛或安裝(zhuang),門邊、框邊切(qie)割面需(xu)拋光處(chu)(chu)理(li)(li)(li),鋼(gang)架(jia)(jia)面采用(yong)防潮板(ban)包封。(3)門與框之間安裝(zhuang)限位鏈。5、鋼(gang)架(jia)(jia)臺(tai)(tai)(tai)盆(pen)(pen)安裝(zhuang)注(zhu)意防銹(xiu)等的處(chu)(chu)理(li)(li)(li):(1)臺(tai)(tai)(tai)盆(pen)(pen)鐵甲(jia)須采用(yong)國標(biao)鍍鋅(xin)角鋼(gang),焊接(jie)(jie)處(chu)(chu)做防銹(xiu)處(chu)(chu)理(li)(li)(li)。(2)臺(tai)(tai)(tai)盆(pen)(pen)固(gu)定(ding)(ding)于固(gu)定(ding)(ding)構件上,固(gu)定(ding)(ding)構建與石(shi)(shi)材(cai)(cai)(cai)墊(dian)(dian)塊用(yong)不銹(xiu)鋼(gang)或鍍鋅(xin)螺栓固(gu)定(ding)(ding),墊(dian)(dian)塊背面及臺(tai)(tai)(tai)面粘(zhan)(zhan)結(jie)部(bu)位需(xu)經打毛處(chu)(chu)理(li)(li)(li)用(yong)大(da)理(li)(li)(li)石(shi)(shi)膠粘(zhan)(zhan)接(jie)(jie)固(gu)定(ding)(ding),臺(tai)(tai)(tai)盆(pen)(pen)與固(gu)定(ding)(ding)構件連接(jie)(jie)處(chu)(chu)需(xu)用(yong)橡皮墊(dian)(dian)塊,臺(tai)(tai)(tai)盆(pen)(pen)與臺(tai)(tai)(tai)面板(ban)下沿口(kou)用(yong)耐候膠密封。