怎(Zen)么(Me)样(Yang)_铸(Zhu)铁(Tie)平(Ping)板(Ban)铸(Zhu)件(Jian)的(De)质(Zhi)量(Liang)?(?)
为(Wei)了(Liao)_铸(Zhu)铁(Tie)((?)cast iron)(?)平(Ping)台(Tai)铸(Zhu)件(Jian)的(De)质(Zhi)量(Liang)((?)Mass)(?),(?)除(Chu)制(Zhi)订(Ding)严(Yan)格(Ge)的(De)型(Xing)砂(Sha)配(Pei)比(Bi)和(He)混(Hun)制(Zhi)工(Gong)艺(Yi)((?) technology)(?)外(Wai),(?)还(Huan)应(Ying)定(Ding)期(Qi)巡(Xun)查(Cha)和(He)控(Kong)制(Zhi)((?)control)(?)型(Xing)砂(Sha)在(Zai)使(Shi)用(Yong)((?)use)(?)中(Zhong)的(De)基(Ji)本(Ben)性(Xing)能(Neng)((?)xìng néng)(?)变(Bian)化(Hua)。(?)铸(Zhu)铁(Tie)平(Ping)板(Ban)用(Yong)途(Tu)比(Bi)较(Jiao)广(Guang)泛(Fan),(?)应(Ying)用(Yong)于(Yu)机(Ji)械(Xie)制(Zhi)造(Zao)、(?)化(Hua)工(Gong)、(?)五(Wu)金(Jin)、(?)航(Hang)空(Kong)航(Hang)天(Tian)、(?)石(Shi)油(You)、(?)汽(Qi)车(Che)制(Zhi)造(Zao)、(?)仪(Yi)器(Qi)仪(Yi)表(Biao)制(Zhi)造(Zao)等(Deng)行(Xing)业(Ye)。(?)
铸(Zhu)铁(Tie)平(Ping)板(Ban) 铸(Zhu)铁(Tie)平(Ping)板(Ban):(?)主(Zhu)要(Yao)用(Yong)于(Yu)检(Jian)验(Yan)工(Gong)件(Jian)误(Wu)差(Cha)的(De)基(Ji)准(Zhun),(?)检(Jian)验(Yan)平(Ping)板(Ban)/检(Jian)验(Yan)平(Ping)台(Tai)在(Zai)机(Ji)械(Xie)制(Zhi)造(Zao)过(Guo)程(Cheng)中(Zhong)起(Qi)着(Zhuo)至(Zhi)关(Guan)重(Zhong)要(Yao)的(De)作(Zuo)用(Yong)它(Ta)是(Shi)每(Mei)个(Ge)工(Gong)件(Jian)出(Chu)厂(Chang)前(Qian)检(Jian)验(Yan)的(De)基(Ji)本(Ben)基(Ji)准(Zhun)工(Gong)具(Ju)。(?)
铸(Zhu)铁(Tie)平(Ping)板(Ban)((?)Cast iron plate)(?)铸(Zhu)件(Jian)一(Yi)般(Ban)都(Du)是(Shi)250材(Cai)质(Zhi).铸(Zhu)铁(Tie)平(Ping)台(Tai)((?)Cast iron platform)(?)工(Gong)作(Zuo)表(Biao)面(Mian)不(Bu)应(Ying)该(Gai)出(Chu)现(Xian)划(Hua)痕(Hen),磕(Ke)碰(Peng),锈(Xiu)痕(Hen).和(He)其(Qi)他(Ta)影(Ying)响(Xiang)的(De)外(Wai)观(Guan)不(Bu)美(Mei)观(Guan).铸(Zhu)铁(Tie)平(Ping)板(Ban)铸(Zhu)件(Jian)((?)casting)(?)重(Zhong)要(Yao)加(Jia)工(Gong)面(Mian)应(Ying)朝(Chao)下(Xia)或(Huo)位(Wei)于(Yu)侧(Ce)面(Mian),在(Zai)浇(Jiao)注(Zhu)时(Shi),朝(Chao)下(Xia)或(Huo)垂(Chui)直(Zhi)安(An)放(Fang)部(Bu)位(Wei)的(De)质(Zhi)量(Liang)比(Bi)朝(Chao)上(Shang)面(Mian)的(De)质(Zhi)量(Liang)高(Gao),气(Qi)孔(Kong),非(Fei)金(Jin)属(Shu)夹(Jia)杂(Za)物(Wu)等(Deng)缺(Que)陷(Xian)多(Duo)出(Chu)现(Xian)在(Zai)朝(Chao)上(Shang)的(De)面(Mian)上(Shang),浇(Jiao)注(Zhu)是(Shi)铁(Tie)液(Ye)的(De)杂(Za)质(Zhi)往(Wang)上(Shang)走(Zou),不(Bu)允(Yun)许(Xu)有(You)砂(Sha)眼(Yan),气(Qi)孔(Kong),渣(Zha)孔(Kong),裂(Lie)纹(Wen)等(Deng)缺(Que)陷(Xian),要(Yao)组(Zu)织(Zhi)致(Zhi)密(Mi),均(Jun)匀(Yun),以(Yi)_硬(Ying)度(Du),尽(Jin)管(Guan)导(Dao)轨(Gui)((?)Guide)(?)面(Mian)比(Bi)较(Jiao)厚(Hou),对(Dui)于(Yu)灰(Hui)铸(Zhu)铁(Tie)铸(Zhu)件(Jian),床(Chuang)身(Shen)((?)Lathe bed)(?)的(De)浇(Jiao)注(Zhu)位(Wei)置(Zhi)是(Shi)导(Dao)轨(Gui)面(Mian)朝(Chao)下(Xia),锥(Zhui)齿(Chi)轮(Lun)((?)Bevel gear)(?)铸(Zhu)件(Jian)的(De)齿(Chi)坯(Pi)部(Bu)分(Fen)的(De)质(Zhi)量(Liang)要(Yao)求(Qiu)较(Jiao)高(Gao),齿(Chi)坯(Pi)表(Biao)面(Mian)应(Ying)朝(Chao)下(Xia),对(Dui)于(Yu)圆(Yuan)筒(Tong)类(Lei)零(Ling)件(Jian),内(Nei)外(Wai)表(Biao)面(Mian)要(Yao)求(Qiu)组(Zu)织(Zhi)致(Zhi)密(Mi),均(Jun)匀(Yun),采(Cai)取(Qu)筒(Tong)身(Shen)直(Zhi)立(Li)的(De)浇(Jiao)注(Zhu)方(Fang)法(Fa).
(?) (?)铸(Zhu)造(Zao)生(Sheng)产(Chan)((?)Produce)(?)中(Zhong)使(Shi)用(Yong)量(Liang)zui大(Da)的(De)原(Yuan)砂(Sha)是(Shi)以(Yi)石(Shi)英(Ying)为(Wei)主(Zhu)要(Yao)矿(Kuang)物(Wu)成(Cheng)分(Fen)((?)ingredient)(?)的(De)天(Tian)t然(Ran)((?)natural)(?)蛙(Wa)砂(Sha),(?)因(Yin)为(Wei)天(Tian)t然(Ran)蛙(Wa)砂(Sha)资(Zi)源(Yuan)丰(Feng)富(Fu)((?)plump)(?),(?)分(Fen)布(Bu)极(Ji)广(Guang),(?)易(Yi)于(Yu)开(Kai)采(Cai),(?)价(Jia)格(Ge)((?)price)(?)低(Di)廉(Lian),(?)能(Neng)满(Man)足(Zu)大(Da)多(Duo)数(Shu)铸(Zhu)件(Jian)生(Sheng)产(Chan)的(De)要(Yao)求(Qiu),(?)但(Dan)是(Shi)并(Bing)不(Bu)是(Shi)所(Suo)有(You)的(De)蛙(Wa)砂(Sha)都(Du)可(Ke)以(Yi)供(Gong)铸(Zhu)造(Zao)生(Sheng)产(Chan)使(Shi)用(Yong)。(?)铸(Zhu)铁(Tie)平(Ping)板(Ban) 铸(Zhu)铁(Tie)平(Ping)板(Ban):(?)主(Zhu)要(Yao)用(Yong)于(Yu)检(Jian)验(Yan)工(Gong)件(Jian)误(Wu)差(Cha)的(De)基(Ji)准(Zhun),(?)检(Jian)验(Yan)平(Ping)板(Ban)/检(Jian)验(Yan)平(Ping)台(Tai)在(Zai)机(Ji)械(Xie)制(Zhi)造(Zao)过(Guo)程(Cheng)中(Zhong)起(Qi)着(Zhuo)至(Zhi)关(Guan)重(Zhong)要(Yao)的(De)作(Zuo)用(Yong)它(Ta)是(Shi)每(Mei)个(Ge)工(Gong)件(Jian)出(Chu)厂(Chang)前(Qian)检(Jian)验(Yan)的(De)基(Ji)本(Ben)基(Ji)准(Zhun)工(Gong)具(Ju)。(?)
(?) (?)铸(Zhu)铁(Tie)平(Ping)台(Tai)根(Gen)据(Ju)GB/T9442—(?)1998《(?)铸(Zhu)造(Zao)用(Yong)蛙(Wa)砂(Sha)》(?)国(Guo)((?)guo)(?)家(Jia)标(Biao)准(Zhun)((?)批(Pi)准(Zhun)发(Fa)布(Bu):国(Guo)((?)guo)(?)家(Jia)标(Biao)准(Zhun)化(Hua)主(Zhu)管(Guan)机(Ji)构(Gou))(?)规(Gui)定(Ding),(?)铸(Zhu)造(Zao)用(Yong)蛙(Wa)砂(Sha)的(De)分(Fen)级(Ji)情(Qing)况(Kuang)((?)Condition)(?)以(Yi)及(Ji)牌(Pai)号(Hao)表(Biao)示(Shi)方(Fang)法(Fa)((?)method)(?)如(Ru)下(Xia):(?)
(?) (?)1、(?)按(An)二(?)氧(Yang)((?)Oxygen)(?)化(Hua)蛙(Wa)含(Han)量(Liang)及(Ji)含(Han)泥(Ni)量(Liang)分(Fen)级(Ji)。(?)
(?) (?)2、(?)按(An)颗(Ke)粒(Li)形(Xing)状(Zhuang)分(Fen)类(Lei)((?)Classification)(?),(?)铸(Zhu)造(Zao)用(Yong)蛙(Wa)砂(Sha)的(De)颗(Ke)粒(Li)形(Xing)状(Zhuang)根(Gen)据(Ju)粒(Li)形(Xing)系(Xi)数(Shu)分(Fen)级(Ji),(?)典(Dian)型(Xing)的(De)圆(Yuan)形(Xing)砂(Sha)、(?)钝(Dun)角(Jiao)形(Xing)砂(Sha)和(He)尖(Jian)角(Jiao)形(Xing)砂(Sha)的(De)粒(Li)形(Xing)。(?)
(?) (?)3、(?)粒(Li)度(Du) 铸(Zhu)造(Zao)用(Yong)蛙(Wa)砂(Sha)的(De)粒(Li)度(Du)采(Cai)用(Yong)铸(Zhu)造(Zao)用(Yong)试(Shi)验(Yan)进(Jin)行(Xing)分(Fen)析(Xi)((?)Analyse)(?),(?)其(Qi)筛(Shai)号(Hao)与(Yu)筛(Shai)孔(Kong)的(De)尺(Chi)寸(Cun)应(Ying)符(Fu)合(He)规(Gui)定(Ding)。(?)
(?) (?)4、(?)牌(Pai)号(Hao) 铸(Zhu)造(Zao)用(Yong)精(Jing)((?)jing)(?)选(Xuan)砂(Sha)、(?)擦(Ca)洗(Xi)砂(Sha)、(?)水(Shui)洗(Xi)砂(Sha)中(Zhong)泥(Ni)分(Fen)的(De)质(Zhi)量(Liang)分(Fen)数(Shu)应(Ying)分(Fen)别(Bie)在(Zai)0.2%、(?)0.3%、(?)1.0%以(Yi)下(Xia)。(?)袋(Dai)装(Zhuang)烘(Hong)干(Gan)蛙(Wa)砂(Sha)中(Zhong)中(Zhong)水(Shui)的(De)质(Zhi)量(Liang)分(Fen)数(Shu)应(Ying)不(Bu)大(Da)于(Yu)0.3%。(?)
铸(Zhu)铁(Tie)平(Ping)板(Ban)铸(Zhu)件(Jian)图(Tu)片(Pian):(?)