GW-G22型高温(wen)烘箱(xiang)用(yong)(yong)于硫(liu)化聚氨酯(zhi)原料与弹(dan)(dan)(dan)性(xing)体制品。如：聚氨酯(zhi)筛板、胶(jiao)辊、高载荷实芯轮(lun)密(mi)封(feng)件等(deng)。GW-G22型高温(wen)烘箱(xiang)主(zhu)要由(you)(you)电气控制系(xi)统、抽风(feng)(feng)系(xi)统、加(jia)(jia)热(re)(re)(re)(re)(re)(re)系(xi)统、温(wen)度(du)控制系(xi)统和(he)机箱(xiang)等(deng)组成。加(jia)(jia)热(re)(re)(re)(re)(re)(re)温(wen)度(du):常温(wen)-180℃温(wen)度(du)误(wu)差±3℃.采(cai)用(yong)(yong)三层结构(gou),双(shuang)侧(ce)(ce)加(jia)(jia)热(re)(re)(re)(re)(re)(re),内(nei)部(bu)热(re)(re)(re)(re)(re)(re)风(feng)(feng)循环(huan)工作方式,门板沿用(yong)(yong)压迫式PU胶(jiao)条(tiao)密(mi)封(feng)，彻底(di)(di)杜绝产(chan)品区(qu)加(jia)(jia)热(re)(re)(re)(re)(re)(re)死角(jiao)问题.热(re)(re)(re)(re)(re)(re)风(feng)(feng)由(you)(you)烘箱(xiang)顶(ding)端两(liang)台风(feng)(feng)机传送循环(huan),从烘箱(xiang)两(liang)侧(ce)(ce)加(jia)(jia)热(re)(re)(re)(re)(re)(re)管(guan)流至烘箱(xiang)底(di)(di)部(bu),再由(you)(you)烘箱(xiang)底(di)(di)部(bu)往烘箱(xiang)产(chan)品区(qu)回入烘箱(xiang)顶(ding)端,构(gou)成热(re)(re)(re)(re)(re)(re)风(feng)(feng)无限循环(huan).由(you)(you)于烘箱(xiang)**也为(wei)三层结构(gou)设(she)计,风(feng)(feng)机的(de)动(dong)力(li)会产(chan)生两(liang)种(zhong)(zhong)力(li)作用(yong)(yong)力(li),一种(zhong)(zhong)如上所述,为(wei)热(re)(re)(re)(re)(re)(re)风(feng)(feng)下压力(li),另(ling)一种(zhong)(zhong)为(wei)烘箱(xiang)底(di)(di)部(bu)热(re)(re)(re)(re)(re)(re)风(feng)(feng)产(chan)生向上抽吸力(li),两(liang)种(zhong)(zhong)作用(yong)(yong)力(li)可(ke)使烘箱(xiang)加(jia)(jia)热(re)(re)(re)(re)(re)(re)更快,内(nei)部(bu)温(wen)度(du)更均衡，加(jia)(jia)热(re)(re)(re)(re)(re)(re)无死角(jiao)。广温(wen)机械(xie)PU30D-R型系(xi)列软(ruan)质聚氨酯(zhi)发泡机可(ke)生产(chan)双(shuang)密(mi)度(du)各(ge)类软(ruan)质、慢(man)回弹(dan)(dan)(dan)、低回弹(dan)(dan)(dan)、高回弹(dan)(dan)(dan)聚氨酯(zhi)发泡制品。自动(dong)发泡机直销(xiao)价格(ge)

广(guang)温(wen)机(ji)械(xie)高(gao)(gao)压发(fa)(fa)(fa)泡机(ji)设(she)备(bei)选(xuan)型（一）1、在确(que)定(ding)(ding)制品(pin)为(wei)聚氨酯(zhi)软(ruan)质(zhi)泡沫塑料(liao)后，即(ji)可对(dui)设(she)备(bei)选(xuan)型。由于广(guang)温(wen)机(ji)械(xie)PU20/30G-BR高(gao)(gao)压发(fa)(fa)(fa)泡设(she)备(bei)为(wei)一个系列(lie)，其浇(jiao)注(zhu)量(liang)在5-225Kg/min范围内(nei)，因此选(xuan)型时(shi)应根据(ju)制品(pin)的(de)(de)大(da)小(xiao)及(ji)重(zhong)(zhong)量(liang)来定(ding)(ding)设(she)备(bei)的(de)(de)生产(chan)能(neng)(neng)力。因为(wei)原料(liao)具(ju)有(you)一定(ding)(ding)的(de)(de)工(gong)艺要(yao)求,所以(yi)在确(que)定(ding)(ding)设(she)备(bei)生产(chan)能(neng)(neng)力时(shi)就要(yao)按(an)工(gong)艺要(yao)求选(xuan)择设(she)备(bei)，高(gao)(gao)压发(fa)(fa)(fa)泡机(ji)流量(liang)测(ce)试及(ji)注(zhu)射时(shi)间的(de)(de)计(ji)算(suan)：理论上(shang)，混(hun)(hun)合(he)(he)头(tou)流量(liang)＝多元醇流量(liang)＋异氰酸(suan)酯(zhi)流量(liang)实际(ji)上(shang)可通过注(zhu)射操作来进(jin)行计(ji)算(suan)：混(hun)(hun)合(he)(he)头(tou)流量(liang)（θm）＝注(zhu)射重(zhong)(zhong)量(liang)(g)÷有(you)效(xiao)注(zhu)射时(shi)间(s)因为(wei)有(you)效(xiao)注(zhu)射时(shi)间不能(neng)(neng)准确(que)地(di)知道(dao)，所以(yi)混(hun)(hun)合(he)(he)头(tou)流量(liang)计(ji)算(suan)采用(yong)下列(lie)方法：设(she)置注(zhu)射时(shi)间为(wei)1秒，并(bing)称(cheng)出(chu)泡沫重(zhong)(zhong)量(liang)设(she)置注(zhu)射时(shi)间为(wei)2秒，并(bing)称(cheng)出(chu)泡沫重(zhong)(zhong)量(liang)则混(hun)(hun)合(he)(he)头(tou)流量(liang)＝2秒内(nei)的(de)(de)发(fa)(fa)(fa)泡重(zhong)(zhong)量(liang)－1秒的(de)(de)发(fa)(fa)(fa)泡重(zhong)(zhong)量(liang)。例如：2S：260g1S：122gQm=260－122＝138g/s为(wei)了使(shi)计(ji)算(suan)出(chu)口(kou)混(hun)(hun)合(he)(he)头(tou)流量(liang)更(geng)精确(que)，一般(ban)可选(xuan)择较(jiao)长的(de)(de)注(zhu)射时(shi)间（2～4秒）。2、技(ji)术性能(neng)(neng)2.1自(zi)(zi)动(dong)定(ding)(ding)时(shi)浇(jiao)注(zhu)：⑴、浇(jiao)注(zhu)量(liang)：5-225Kg/min，范围由型号(hao)(hao)确(que)定(ding)(ding),详见设(she)备(bei)型号(hao)(hao)技(ji)术参(can)数表。⑵、由PLC智能(neng)(neng)控(kong)制，喷料(liao)准确(que)度(du)可达0.1秒。PU鞋(xie)底(di)发(fa)(fa)(fa)泡机(ji)厂家(jia)报价广(guang)温(wen)机(ji)械(xie)系列(lie)高(gao)(gao)低压发(fa)(fa)(fa)泡机(ji)可配套圆形生产(chan)线、环(huan)型生产(chan)线、气动(dong)模架、夹(jia)具(ju)等(deng)进(jin)行自(zi)(zi)动(dong)化生产(chan)。

聚(ju)(ju)氨(an)(an)酯微(wei)孔(kong)弹性体实心轮胎(tai)的(de)(de)制造方(fang)法（二(er)(er)）112合成(cheng)原(yuan)理聚(ju)(ju)氨(an)(an)酯微(wei)孔(kong)弹性体的(de)(de)合成(cheng)要历(li)经(jing)下(xia)(xia)列3个重要反应:(1)聚(ju)(ju)氨(an)(an)酯大(da)分(fen)(fen)子的(de)(de)生(sheng)(sheng)(sheng)成(cheng)(链增长)。多官能(neng)度(du)(du)(尤(you)以二(er)(er)官能(neng)度(du)(du)为主)的(de)(de)异氰(qing)酸酯和聚(ju)(ju)酯或(huo)聚(ju)(ju)醚醇发生(sheng)(sheng)(sheng)聚(ju)(ju)加成(cheng)反应生(sheng)(sheng)(sheng)成(cheng)聚(ju)(ju)氨(an)(an)酯大(da)分(fen)(fen)子,通过(guo)控(kong)制NCO/OH摩(mo)尔比,使生(sheng)(sheng)(sheng)成(cheng)的(de)(de)聚(ju)(ju)氨(an)(an)酯大(da)分(fen)(fen)子两(liang)个末端均为异氰(qing)酸酯基团,即nOCNRNCO+(n-1)HOR′OH→OCNRNHCOOR′—⋯—OCONHRNCO(2)起(qi)(qi)泡。通过(guo)向反应体系中添(tian)加水(shui),借(jie)助水(shui)与聚(ju)(ju)氨(an)(an)酯大(da)分(fen)(fen)子的(de)(de)异氰(qing)酸酯基反应,产生(sheng)(sheng)(sheng)大(da)量的(de)(de)二(er)(er)氧化(hua)碳(tan)气体,达(da)到起(qi)(qi)泡的(de)(de)目的(de)(de)。RNCO+H2O→〔RNHCOOH〕→RNH2+CO2→RNH2+RNCO→RNHCONHR此外(wai),也可以通过(guo)添(tian)加低沸(fei)点卤(lu)代烃,使之(zhi)受热气化(hua),达(da)到起(qi)(qi)泡的(de)(de)目的(de)(de)。(3)胶(jiao)(jiao)凝。胶(jiao)(jiao)凝又(you)称(cheng)交联固化(hua),它在制备(bei)发泡制品(pin)(pin)中是非常重要的(de)(de)反应,胶(jiao)(jiao)凝过(guo)早(zao)或(huo)过(guo)晚都将(jiang)导致(zhi)微(wei)孔(kong)制品(pin)(pin)质(zhi)量下(xia)(xia)降(jiang),甚至造成(cheng)废(fei)品(pin)(pin)。常用的(de)(de)胶(jiao)(jiao)凝方(fang)法有3种(zhong)[5]:①多官能(neng)度(du)(du)化(hua)合物(wu)胶(jiao)(jiao)凝。三官能(neng)度(du)(du)以上的(de)(de)化(hua)合物(wu)间(jian)的(de)(de)反应会生(sheng)(sheng)(sheng)成(cheng)体型结构聚(ju)(ju)合物(wu),即浇(jiao)注成(cheng)型工艺

广温机(ji)械(xie)低压(ya)(ya)(ya)PU发泡机(ji)故(gu)(gu)(gu)障(zhang)(zhang)(zhang)分析及(ji)处理(li)(一）1、故(gu)(gu)(gu)障(zhang)(zhang)(zhang)状态-启动喷料(liao)开关而(er)(er)浇(jiao)(jiao)注头上无(wu)喷料(liao)1.1故(gu)(gu)(gu)障(zhang)(zhang)(zhang)原(yuan)(yuan)(yuan)因(yin)：无(wu)压(ya)(ya)(ya)缩空(kong)(kong)气(qi)(qi)(qi)(qi)或空(kong)(kong)气(qi)(qi)(qi)(qi)压(ya)(ya)(ya)力(li)(li)不能推动浇(jiao)(jiao)注头上的出(chu)料(liao)启闭活塞。1.1.1修(xiu)(xiu)理(li)方(fang)(fang)法(fa)：a、查(cha)(cha)空(kong)(kong)气(qi)(qi)(qi)(qi)压(ya)(ya)(ya)力(li)(li)表，使(shi)其达到4-6kg/cm2。b、检(jian)(jian)查(cha)(cha)二(er)位四通(tong)电磁(ci)阀是(shi)(shi)否(fou)(fou)通(tong)电，如(ru)已损(sun)坏则更换有关配件。c、检(jian)(jian)查(cha)(cha)气(qi)(qi)(qi)(qi)缸活塞上的密(mi)封圈(quan)是(shi)(shi)否(fou)(fou)损(sun)坏，必(bi)要(yao)时予以(yi)更换。1.2故(gu)(gu)(gu)障(zhang)(zhang)(zhang)原(yuan)(yuan)(yuan)因(yin)：气(qi)(qi)(qi)(qi)缸内缺油，使(shi)密(mi)封圈(quan)与气(qi)(qi)(qi)(qi)缸摩擦力(li)(li)过(guo)大。1.2.1修(xiu)(xiu)理(li)方(fang)(fang)法(fa)：检(jian)(jian)查(cha)(cha)油雾(wu)器(qi)是(shi)(shi)否(fou)(fou)有油雾(wu)产生，是(shi)(shi)否(fou)(fou)正常(chang)。1.3故(gu)(gu)(gu)障(zhang)(zhang)(zhang)原(yuan)(yuan)(yuan)因(yin)：转(zhuan)(zhuan)阀轴(zhou)或出(chu)料(liao)调节(jie)器(qi)被残(can)余的原(yuan)(yuan)(yuan)液固结(jie)。1.3.1修(xiu)(xiu)理(li)方(fang)(fang)法(fa)：a、略提高空(kong)(kong)气(qi)(qi)(qi)(qi)压(ya)(ya)(ya)力(li)(li)（比较大6kg/cm2）。b、调换出(chu)料(liao)调节(jie)器(qi)。c、拆下(xia)转(zhuan)(zhuan)阀轴(zhou)，并用二(er)氯甲烷清(qing)洗，重新(xin)装配和调整好各部位。（注意：不能松开齿轮夹紧转(zhuan)(zhuan)阀轴(zhou)的螺钉。）1.4故(gu)(gu)(gu)障(zhang)(zhang)(zhang)原(yuan)(yuan)(yuan)因(yin)：二(er)位四通(tong)电磁(ci)阀至气(qi)(qi)(qi)(qi)缸的气(qi)(qi)(qi)(qi)路接错，反而(er)(er)使(shi)喷料(liao)开关停(ting)止时出(chu)料(liao)。1.4.1修(xiu)(xiu)理(li)方(fang)(fang)法(fa)：调换进气(qi)(qi)(qi)(qi)管接头上海广温机(ji)械(xie)低压(ya)(ya)(ya)发泡机(ji)，混合转(zhuan)(zhuan)速3500-5600转(zhuan)(zhuan)变频可调，混合均匀!

自(zi)(zi)(zi)(zi)动(dong)(dong)(dong)(dong)(dong)减(jian)震(zhen)垫生(sheng)产线工(gong)(gong)(gong)作(zuo)原理：长节距输(shu)送(song)(song)链固定在(zai)(zai)平(ping)台(tai)外侧(ce)，通过链传动(dong)(dong)(dong)(dong)(dong)装(zhuang)(zhuang)置(zhi)在(zai)(zai)圆形导轨上作(zuo)自(zi)(zi)(zi)(zi)转(zhuan)运动(dong)(dong)(dong)(dong)(dong)，制(zhi)品(pin)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)架(jia)(jia)(jia)安(an)装(zhuang)(zhuang)在(zai)(zai)平(ping)台(tai)上，平(ping)台(tai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)温(wen)机(ji)(ji)自(zi)(zi)(zi)(zi)动(dong)(dong)(dong)(dong)(dong)供水(shui)并加热(re)，通过双排304#供水(shui)管道输(shu)送(song)(song)至(zhi)每(mei)一(yi)(yi)(yi)台(tai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)架(jia)(jia)(jia)，并在(zai)(zai)每(mei)台(tai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)架(jia)(jia)(jia)安(an)装(zhuang)(zhuang)位(wei)(wei)(wei)置(zhi)都(dou)设有(you)(you)一(yi)(yi)(yi)套开(kai)关模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)架(jia)(jia)(jia)气源接口(kou)，以便(bian)控制(zhi)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)架(jia)(jia)(jia)自(zi)(zi)(zi)(zi)动(dong)(dong)(dong)(dong)(dong)开(kai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)合(he)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)。在(zai)(zai)生(sheng)产线**设置(zhi)有(you)(you)三大(da)区域，即(ji)开(kai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)区、注(zhu)(zhu)(zhu)料(liao)(liao)区、关模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)区，且每(mei)套模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)具都(dou)安(an)装(zhuang)(zhuang)**检测信号(hao)，当各工(gong)(gong)(gong)位(wei)(wei)(wei)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)架(jia)(jia)(jia)运行(xing)至(zhi)开(kai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)点(dian)(dian)位(wei)(wei)(wei)时(shi)，模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)架(jia)(jia)(jia)会(hui)(hui)自(zi)(zi)(zi)(zi)动(dong)(dong)(dong)(dong)(dong)进入开(kai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)动(dong)(dong)(dong)(dong)(dong)作(zuo)流程(cheng)，自(zi)(zi)(zi)(zi)动(dong)(dong)(dong)(dong)(dong)打(da)开(kai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)具，无需人工(gong)(gong)(gong)操作(zuo)。各工(gong)(gong)(gong)位(wei)(wei)(wei)设置(zhi)有(you)(you)4个注(zhu)(zhu)(zhu)料(liao)(liao)点(dian)(dian)（A/B/C/D)，浇(jiao)(jiao)注(zhu)(zhu)(zhu)机(ji)(ji)会(hui)(hui)依次完(wan)成注(zhu)(zhu)(zhu)料(liao)(liao)动(dong)(dong)(dong)(dong)(dong)作(zuo)，先浇(jiao)(jiao)注(zhu)(zhu)(zhu)A腔(qiang)、再自(zi)(zi)(zi)(zi)动(dong)(dong)(dong)(dong)(dong)移位(wei)(wei)(wei)至(zhi)B腔(qiang)、在(zai)(zai)注(zhu)(zhu)(zhu)料(liao)(liao)头(tou)(tou)(tou)结束(shu)B腔(qiang)注(zhu)(zhu)(zhu)料(liao)(liao)后移位(wei)(wei)(wei)至(zhi)C腔(qiang)，当注(zhu)(zhu)(zhu)料(liao)(liao)头(tou)(tou)(tou)到达C腔(qiang)时(shi)，A腔(qiang)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)具上盖(gai)(gai)(gai)下(xia)降，完(wan)成A腔(qiang)盖(gai)(gai)(gai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)动(dong)(dong)(dong)(dong)(dong)作(zuo)，当注(zhu)(zhu)(zhu)料(liao)(liao)头(tou)(tou)(tou)移位(wei)(wei)(wei)到D腔(qiang)时(shi)，会(hui)(hui)自(zi)(zi)(zi)(zi)动(dong)(dong)(dong)(dong)(dong)完(wan)成B腔(qiang)盖(gai)(gai)(gai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)动(dong)(dong)(dong)(dong)(dong)作(zuo)，当注(zhu)(zhu)(zhu)料(liao)(liao)头(tou)(tou)(tou)完(wan)成4个模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)腔(qiang)浇(jiao)(jiao)注(zhu)(zhu)(zhu)后机(ji)(ji)头(tou)(tou)(tou)会(hui)(hui)退至(zhi)安(an)全(quan)点(dian)(dian)，同(tong)时(shi)生(sheng)产线运转(zhuan)至(zhi)下(xia)一(yi)(yi)(yi)工(gong)(gong)(gong)位(wei)(wei)(wei)生(sheng)产，并执行(xing)C/D模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)腔(qiang)盖(gai)(gai)(gai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)动(dong)(dong)(dong)(dong)(dong)作(zuo)。在(zai)(zai)各工(gong)(gong)(gong)位(wei)(wei)(wei)侧(ce)边配有(you)(you)手(shou)动(dong)(dong)(dong)(dong)(dong)操作(zuo)盒可对各工(gong)(gong)(gong)位(wei)(wei)(wei)的(de)中心(xin)轴(zhou)气缸(gang)、关模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)气缸(gang)、盖(gai)(gai)(gai)模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)气缸(gang)进行(xing)手(shou)动(dong)(dong)(dong)(dong)(dong)操作(zuo)。每(mei)循(xun)环一(yi)(yi)(yi)个周(zhou)期就完(wan)成制(zhi)品(pin)成形的(de)一(yi)(yi)(yi)个工(gong)(gong)(gong)艺过程(cheng)。即(ji)：浇(jiao)(jiao)注(zhu)(zhu)(zhu)—加热(re)熟化—脱模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)，调节输(shu)送(song)(song)速度可改(gai)变(bian)工(gong)(gong)(gong)艺过程(cheng)的(de)时(shi)间（大(da)约每(mei)个循(xun)环周(zhou)期5－8/min）。上海广温(wen)机(ji)(ji)械全(quan)自(zi)(zi)(zi)(zi)动(dong)(dong)(dong)(dong)(dong)发泡模(mo)(mo)(mo)(mo)(mo)(mo)(mo)(mo)架(jia)(jia)(jia)。北京方向盘发泡机(ji)(ji)

上海广(guang)温(wen)机(ji)械生(sheng)产(chan)的全(quan)自动减震垫生(sheng)产(chan)线高效，节(jie)能、环保、实(shi)用(yong)，操(cao)作(zuo)简便！自动发泡机(ji)直销(xiao)价格

广温机械高(gao)压(ya)(ya)发(fa)泡(pao)机关于混(hun)合(he)(he)比例(li)及总流量(liang)(liang)(liang)(liang)调(diao)(diao)整(zheng)（二）2、在(zai)计(ji)算(suan)(suan)出(chu)A/B各组份所需流量(liang)(liang)(liang)(liang)后(hou)，再(zai)根(gen)据总流量(liang)(liang)(liang)(liang)调(diao)(diao)整(zheng)（一(yi)）方法测试出(chu)的(de)(de)实(shi)(shi)际流量(liang)(liang)(liang)(liang)来(lai)计(ji)算(suan)(suan)A/B原料泵的(de)(de)转速(su)。原料泵所需转速(su)＝当前实(shi)(shi)际转速(su)÷当前实(shi)(shi)际流量(liang)(liang)(liang)(liang)x所需流量(liang)(liang)(liang)(liang)2.1、在(zai)计(ji)算(suan)(suan)出(chu)所需A/B组份的(de)(de)转速(su)后(hou)，即可将结果输入至(zhi)各泵打料转速(su)窗口内(nei)，再(zai)进入到生(sheng)产(chan)监视(shi)页面，操(cao)作高(gao)低压(ya)(ya)切换开关，进行高(gao)压(ya)(ya)测试运行，并配合(he)(he)调(diao)(diao)节(jie)各组份的(de)(de)节(jie)流阀来(lai)调(diao)(diao)整(zheng)高(gao)压(ya)(ya)值(zhi)(zhi)。在(zai)出(chu)口高(gao)压(ya)(ya)值(zhi)(zhi)达到所设定范围内(nei)后(hou)即可进行生(sheng)产(chan)注(zhu)料。自动发(fa)泡(pao)机直(zhi)销价(jia)格

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