在(zai)工業(ye)生產(chan)(chan)過程(cheng)中,用(yong)(yong)到同(tong)(tong)步(bu)(bu)帶(dai)(dai)傳(chuan)動的(de)(de)情況是非常多(duo)的(de)(de),同(tong)(tong)步(bu)(bu)帶(dai)(dai)按材(cai)質分(fen)(fen)可分(fen)(fen)為兩種(zhong)(zhong),一種(zhong)(zhong)是聚氨酯同(tong)(tong)步(bu)(bu)帶(dai)(dai),一種(zhong)(zhong)是橡(xiang)(xiang)膠(jiao)同(tong)(tong)步(bu)(bu)帶(dai)(dai),材(cai)質不同(tong)(tong),產(chan)(chan)品的(de)(de)性能也(ye)有區(qu)別,哪種(zhong)(zhong)材(cai)質的(de)(de)同(tong)(tong)步(bu)(bu)帶(dai)(dai)更(geng)好用(yong)(yong)呢?一、橡(xiang)(xiang)膠(jiao)同(tong)(tong)步(bu)(bu)帶(dai)(dai)橡(xiang)(xiang)膠(jiao)同(tong)(tong)步(bu)(bu)帶(dai)(dai)采用(yong)(yong)優質進(jin)口(kou)氯丁膠(jiao)為主(zhu)要(yao)原料配(pei)入多(duo)種(zhong)(zhong)不同(tong)(tong)用(yong)(yong)途(tu)的(de)(de)輔料,骨架(jia)材(cai)料為進(jin)口(kou)優質玻璃纖維線繩。主(zhu)要(yao)由以(yi)下(xia)4部分(fen)(fen)......
在工(gong)業生產過(guo)程中(zhong),用(yong)到(dao)同(tong)(tong)(tong)步(bu)(bu)帶(dai)傳動的情況是(shi)非(fei)常多的,同(tong)(tong)(tong)步(bu)(bu)帶(dai)按材(cai)質(zhi)分可分為兩(liang)種(zhong),一(yi)種(zhong)是(shi)聚(ju)氨酯同(tong)(tong)(tong)步(bu)(bu)帶(dai),一(yi)種(zhong)是(shi)橡膠同(tong)(tong)(tong)步(bu)(bu)帶(dai),材(cai)質(zhi)不(bu)同(tong)(tong)(tong),產品的性(xing)能也(ye)有(you)區別(bie),哪種(zhong)材(cai)質(zhi)的同(tong)(tong)(tong)步(bu)(bu)帶(dai)更(geng)好用(yong)呢(ni)?
一、橡膠同步帶2、氯丁(ding)膠(jiao)帶背,將玻(bo)璃纖維牢(lao)固地粘合在節線(xian)位, 起(qi)著保護抗(kang)拉材料的作用(yong)(yong),在傳動中需要使(shi)用(yong)(yong)帶背的場合,可防止由(you)于磨(mo)擦而引(yin)起(qi)的損(sun)壞。
3、氯丁膠帶齒,由剪切強度高、硬度適當的氯丁膠組成,需要精密的成型和精確的分布位置才能與帶輪的齒槽正確嚙合,其齒根要與節線保持規定的距離,彎曲時節距無變化。4、尼龍(long)包布(bu)層,尼龍(long)包布(bu)層是保(bao)護膠(jiao)帶的抗磨擦部(bu)分,應具(ju)優越的耐磨性(xing),是用摩擦系數小的尼龍(long)布(bu)組(zu)成。
二、聚氨酯同(tong)步帶1、聚氨酯帶(dai)背(bei),背(bei)部用以粘(zhan)結包覆(fu)抗拉元(yuan)件(jian),應有(you)良好(hao)的(de)柔韌性和耐(nai)曲撓疲勞性能, 不易老化, 耐(nai)油性好(hao), 耐(nai)磨損, 在帶(dai)背(bei)的(de)內表(biao)面開(kai)有(you)適當大(da)小的(de)尖角凹槽, 除因工藝要求外, 還能改善齒帶(dai)的(de)曲撓疲勞性能, 同(tong)時在運(yun)轉過程中使帶(dai)與輪齒間的(de)截流空氣逸出(chu), 以消除部分噪音。
2、鋼絲繩(或滌綸線繩) 抗拉層,采用多股鋼絲繩(或滌綸線繩) 沿膠帶寬度螺旋形地繞布, 其位置定為同步帶的節線。抗拉層必須具有很高的抗拉強度和抗彎曲疲勞強度。彈性模數大, 工作時不允許有伸長, 從而保證同步帶的節距不變。3、聚氨酯帶(dai)(dai)齒(chi),具有較高的(de)抗剪切強度, 良好的(de)耐磨性(xing)和耐油性(xing)。帶(dai)(dai)齒(chi)的(de)節距分布要求很(hen)高, 帶(dai)(dai)齒(chi)應(ying)與(yu)帶(dai)(dai)輪齒(chi)槽(cao)正確嚙合, 因此對帶(dai)(dai)齒(chi)幾何參數的(de)正確性(xing)需有嚴(yan)格要求。聚氨酯同步(bu)帶(dai)(dai)以優異的(de)耐油、耐磨性(xing)能著稱, 它適(shi)用與(yu)中小功率的(de)高速運轉場合,環境應(ying)比(bi)較干燥,工(gong)作溫度一般為(wei)-20~+80 C。
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