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?裝載機配重004A

2021-04-13 10:34:24
?裝載機配重004A
詳(xiang)細介紹(shao):

  鑄件的精度和生產過程的經濟表現,主要取決于這道工序。在很多現代化的配重鐵車間(jian)里,造型造芯都實現了機(ji)(ji)械化或(huo)自動化。常用的砂(sha)型造型造芯設備(bei)有高、中、低(di)壓造型機(ji)(ji)、拋砂(sha)機(ji)(ji)、無(wu)箱射壓造型機(ji)(ji)、射芯機(ji)(ji)、冷和熱芯盒機(ji)(ji)等。

  叉車配重鐵(tie)(tie)(tie)(tie)(tie)工藝可(ke)分(fen)為(wei)(wei)三(san)個基本部(bu)分(fen),即配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)金(jin)(jin)(jin)屬(shu)(shu)準備、鑄(zhu)(zhu)型(xing)(xing)準備和鑄(zhu)(zhu)件(jian)處(chu)理(li)。 配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)金(jin)(jin)(jin)屬(shu)(shu)是(shi)(shi)指(zhi)配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)生產(chan)中(zhong)用于(yu)澆注鑄(zhu)(zhu)件(jian)的金(jin)(jin)(jin)屬(shu)(shu)材料,它是(shi)(shi)以(yi)一(yi)種(zhong)金(jin)(jin)(jin)屬(shu)(shu)元素(su)為(wei)(wei)主(zhu)要(yao)成分(fen),并加入其(qi)他(ta)金(jin)(jin)(jin)屬(shu)(shu)或非金(jin)(jin)(jin)屬(shu)(shu)元素(su)而(er)組成的合(he)金(jin)(jin)(jin),習(xi)慣(guan)上稱為(wei)(wei)配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)合(he)金(jin)(jin)(jin),主(zhu)要(yao)有(you)鑄(zhu)(zhu)鐵(tie)(tie)(tie)(tie)(tie)、鑄(zhu)(zhu)鋼(gang)和配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)有(you)色合(he)金(jin)(jin)(jin)。叉車配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)按造型(xing)(xing)材料的不(bu)同,又可(ke)分(fen)為(wei)(wei)兩大類(lei)(lei):一(yi)類(lei)(lei)以(yi)天然礦產(chan)砂(sha)石作(zuo)(zuo)為(wei)(wei)主(zhu)要(yao)造型(xing)(xing)材料,如(ru)熔模配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)、殼型(xing)(xing)配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)、負(fu)壓配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)、泥型(xing)(xing)配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)、實(shi)型(xing)(xing)配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)、陶瓷型(xing)(xing)配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)等;一(yi)類(lei)(lei)以(yi)金(jin)(jin)(jin)屬(shu)(shu)作(zuo)(zuo)為(wei)(wei)主(zhu)要(yao)鑄(zhu)(zhu)型(xing)(xing)材料,如(ru)金(jin)(jin)(jin)屬(shu)(shu)型(xing)(xing)配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)、離(li)心配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)、連(lian)續(xu)配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)、叉車配(pei)(pei)(pei)(pei)件(jian)鐵(tie)(tie)(tie)(tie)(tie)、低壓配(pei)(pei)(pei)(pei)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)鐵(tie)(tie)(tie)(tie)(tie)等。

  配重塊結(jie)構(gou)設計除應符(fu)(fu)合機器設備(bei)本(ben)身的要求(qiu)和(he)機械加工工藝(yi)性的要求(qiu)外,還應符(fu)(fu)合鑄造工藝(yi)的要求(qiu),配重塊的結(jie)構(gou)設計應注意以下幾點:

  一(yi)、要便于制造模型、芯(xin)盒和造型:

  1)配重塊的外形應力求簡單,以便(bian)于起(qi)模,應盡量(liang)使(shi)鑄造(zao)分(fen)型(xing)面(mian)為平面(mian),且(qie)數目小;

  2)配重塊(kuai)的內腔應(ying)力求鑄造時(shi)(shi)不用(yong)或少用(yong)型芯(xin),當(dang)采用(yong)型芯(xin)時(shi)(shi),應(ying)方便(bian)其支(zhi)撐、固(gu)定及排氣出(chu)砂,時(shi)(shi)應(ying)設有足(zu)夠(gou)的工藝孔;

  3)對于配重塊內外側面及加(jia)強肋等結構(gou)(gou),應在起模(mo)方向設有的(de)結構(gou)(gou)斜度(du);

  4)配(pei)(pei)重塊上的凸(tu)臺(tai)部(bu)分(fen)與配(pei)(pei)重鐵本(ben)體(ti)不(bu)應相差過大,好(hao)取同(tong)一高度,同(tong)一面上的距離較近的幾個凸(tu)臺(tai),好(hao)連(lian)成整體(ti)的凸(tu)起部(bu)分(fen)。

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