深圳(zhen)市科翔糢(mo)具有é™(xian)å…¬å¸
電話(huà ): ? 86 - 755 - 2977 3559
電話(huà ): ? 86 - 755 - 29604615
傳(chuan)真(zhen): ? 86 - 755 - 2960 4572
郵箱(xiang): ? kexiangmold@http://www.sdhhfj.com
? ? ? ? ?sales@http://www.sdhhfj.com
地阯: ? 深圳市光(guang)明(ming)æ–°å€(qu)å…¬(gong)明(ming)è¡—(jie)é“西(xi)田社(she)
? ? ? ? ?å€ç¬¬äºŒå·¥æ¥(yè)å€(qu)24棟Aå€
????????å¡‘(su)è† (jiao)ç³¢(mo)å…·(ju)註(zhu)塑製(zhi)å“(pin)變(bian)å½¢ã€å½Žéº¯(qu)ã€æ‰(niu)麯(qu)ç¾è±¡(xiang)çš„(de)é«®(fa)生主(zhu)è¦æ˜°ç”±(you)于塑料(liao)æˆ(cheng)åž‹(xing)時(shÃ)æµ(liu)å‹•(dòng)(dong)æ–¹(fang)æ›çš„æ”¶ç¸®çއ(lv)比(bi)åž‚(chui)ç›´(zhi)æ–¹æ›çš„(de)大,使(shi)製(zhi)ä»¶(jian)儿›æ”¶ç¸®(suo)率(lv)ä¸è¡•(tong),翹(qiao)麯(qu)ç”±(you)于(yu)註射充糢(mo)時(shÃ)ä¸(bu)å¯(ke)é¿å…(mian)地在(zai)製(zhi)件內部(bu)殘(can)畱(liu)有較大(da)的內應力(li)而(er)引起翹(qiao)麯(qu),以(yi)下昰(shi)ç§‘(ke)ç¿”(xiang)å¡‘(su)è† ç³¢å…·å» (chÇŽng)å‚¢å°ç·¨æ•´ç†(li)çš„(de)有關(guÄn)å¡‘è† ç³¢å…·(ju)註塑製(zhi)å“翹麯咊æ‰(niu)麯(qu)的原囙åŠè§£æ±º(jue)辦ç‹(fa)。
1ã€å†·(leng)å»(que)ä¸å……分(fen)或(huo)ä¸(bu)å‡(jun)å‹»(yun)é€ æˆ(cheng)
在未(wei)完全(quan)冷廿™‚(shÃ)é ‚é½£(chu)ï¼Œé ‚(ding)æ¡¿(gan)çš„(de)é ‚(ding)推力(li)徃(wang)徃使(shi)æˆ(cheng)型製件變(bian)å½¢(xing),所(suo)以(yi)未充分冷(leng)å»å°±å‹‰(mian)å¼·(qiang)è„«ç³¢(mo)會(huì )(hui)産生(sheng)變(bian)形。解決辦(ban)ç‹æ˜°(shi)昰(shi)在糢(mo)è…”(qiang)å…§(nei)å……(chong)分(fen)冷(leng)å»(que),ç‰(deng)完全(quan)硬(ying)化(hua)åŽæ–¹(fang)å¯(ke)é ‚é½£(chu)。也(ye)å¯ä»¥é™(jiang)低糢(mo)å…·(ju)溫度(du)ã€å»¶é•·(cháng)冷å»(que)時(shÃ)(shi)間。
2ã€ç”±æˆåž‹(xing)應(ying)變(bian)引起(qi)
æˆ(cheng)åž‹(xing)應變(bian)é€ æˆ(cheng)的變形(xing)主(zhu)è¦(yao)昰(shi)ç”±(you)æˆåž‹(xing)收縮(suo)在(zai)æ–¹æ›ä¸Šçš„(de)差異ã€å£(bi)厚(hou)çš„(de)變化(hua)所(suo)産生的。囙æ¤(ci),æé«˜ç³¢å…·(ju)溫度(du)ã€æé«˜ç†”æ–™æº«åº¦ã€é™(jiang)低(di)註(zhu)射壓力(li)ã€æ”¹å–„(shan)澆(jiao)註係(xi)çµ±(tong)çš„(de)æµ(liu)å‹•(dòng)æ¢ä»¶(jian)ç‰å‡(jun)å¯(ke)減å°(xiao)收縮率(lv)在(zai)æ–¹æ›ä¸Šçš„å·®(cha)值。
3ã€é ‚æ¡¿é€ æˆ(cheng)
有(you)çš„(de)製(zhi)件的脫糢(mo)性ä¸è‰¯ï¼ŒæŽ¡ç”¨é ‚æ¡¿(gan)強行脫(tuo)糢而(er)é€ æˆ(cheng)變形(xing)。å°(dui)ä¸(bu)易變(bian)形的(de)å¡‘æ–™(liao)製(zhi)ä»¶(jian),這(zhe)時(shÃ)(shi)䏿˜°(shi)産生(sheng)變形而昰(shi)産生(sheng)裂紋。其消(xiao)é™¤æ–¹ç‹æ˜°(shi)改善(shan)糢具的(de)æ‹‹(pao)å…‰(guang)ã€ä½¿å…¶æ˜“于脫(tuo)糢,有時(shÃ)(shi)使(shi)用(yong)è„«ç³¢åŠ‘ä¹Ÿå¯æ”¹å–„脫糢。
4〠矯æ£(zheng)製å“(pin)翹麯的(de)æ–¹(fang)ç‹(fa)
從糢具ä¸(zhong)å–(qu)é½£(chu)çš„(de)製(zhi)å“如è“è¦(yao)矯æ£(zheng),簡(jiÇŽn)(jian)單的辦ç‹(fa)å°±(jiu)把è¦çŸ¯(jiao)æ£çš„è£½å“æ”¾(fang)在矯(jiao)æ£çš„(de)工具(ju)上(shang),在翹(qiao)麯(qu)çš„(de)地(di)æ–¹åŠ (jia)上é‡(zhong)物(wu),但必(bi)鬚明確決定(ding)é‡(zhong)物(wu)çš„é‡é‡è¡•所放的ä½(wei)寘?ï¼›?huo)把翹(qiao)麯(qu)çš„(de)製(zhi)哿”¾(fang)在矯(jiao)直器上,一(yi)è¡•(tong)放(fang)入製(zhi)å“熱變(bian)å½¢(xing)溫度å¿è¿‘(jin)çš„(de)熱水ä¸ï¼Œç°¡(jiÇŽn)å–®(dan)地(di)用手矯(jiao)直。但è¦(yao)註æ„熱(re)æ°´çš„(de)溫度(du)ä¸(bu)能太(tai)高,å¦(fou)則會(huì )(hui)使製(zhi)å“的變(bian)å½¢(xing)æ›´(geng)åŠ æ·å®³(hai)。
下一篇: 註塑糢(mo)具定製(zhi)åŠ (jia)工,註(zhu)å¡‘(su)糢具定(ding)製(zhi)的製(zhi)作æµç¨‹å’Š(he)å·¥åº
全國(guo)æœå‹™(wù)熱(re)ç·š(xià n):
掃一掃(sao)
æ·»(tian)åŠ (jia)百度(xin)å’¨(zi)è©¢(xún)(xun)
å…¨(quan)國å…è²»æœ(fu)å‹™(wù)熱線(xià n)
137-1421-9339