DIN耐(Nai)磨(Mo)试(Shi)验(Yan)机(Ji)校(Xiao)准(Zhun)方(Fang)法(Fa)介(Jie)绍(Shao)

DIN橡(Xiang)胶(Jiao)耐(Nai)磨(Mo)试(Shi)验(Yan)机(Ji)的(De)校(Xiao)准(Zhun)程(Cheng)序(Xu)

一(Yi)、(?)校(Xiao)正(Zheng)项(Xiang)目(Mu):

1.滚(Gun)筒(Tong)转(Zhuan)速(Su);

2.试(Shi)件(Jian)夹(Jia)持(Chi)件(Jian)转(Zhuan)速(Su)水(Shui)平(Ping)移(Yi)动(Dong)位(Wei)移(Yi);

3.负(Fu)荷(He)重(Zhong)量(Liang);

4.夹(Jia)持(Chi)器(Qi)的(De)中(Zhong)心(Xin)轴(Zhou)角(Jiao)度(Du)。(?)

二(?)校(Xiao)正(Zheng)标(Biao)准(Zhun):

1.滚(Gun)筒(Tong)转(Zhuan)速(Su)（(?)40 ±1）(?)r/min。(?)

2.试(Shi)件(Jian)夹(Jia)持(Chi)件(Jian)水(Shui)平(Ping)移(Yi)动(Dong)位(Wei)移(Yi): 滚(Gun)筒(Tong)旋(Xuan)转(Zhuan)一(Yi)周(Zhou)时(Shi),夹(Jia)持(Chi)器(Qi)应(Ying)水(Shui)平(Ping)移(Yi)动(Dong)4.2mm ±0.04mm。(?)

3.负(Fu)荷(He)重(Zhong)量(Liang): 10N ±0.2N（(?)亦(Yi)可(Ke)换(Huan)算(Suan)成(Cheng)同(Tong)等(Deng)单(Dan)位(Wei)）(?) 。(?)

4.夹(Jia)持(Chi)器(Qi)的(De)中(Zhong)心(Xin)轴(Zhou)与(Yu)旋(Xuan)转(Zhuan)方(Fang)向(Xiang)垂(Chui)直(Zhi)应(Ying)有(You)3°(?)±0.5°(?)倾(Qing)角(Jiao)。(?)

三(San)校(Xiao)正(Zheng)器(Qi)具(Ju): 秒(Miao)表(Biao)游(You)标(Biao)卡(Ka)尺(Chi)拉(La)压(Ya)计(Ji)角(Jiao)度(Du)规(Gui)

四(Si)校(Xiao)正(Zheng)周(Zhou)期(Qi): 一(Yi)年(Nian)

五(Wu)校(Xiao)正(Zheng)步(Bu)骤(Zhou):

1、(?)滚(Gun)筒(Tong)转(Zhuan)速(Su)的(De)检(Jian)定(Ding): 启(Qi)动(Dong)试(Shi)验(Yan)机(Ji)的(De)同(Tong)时(Shi)按(An)下(Xia)秒(Miao)表(Biao),同(Tong)时(Shi)计(Ji)时(Shi),确(Que)认(Ren)是(Shi)否(Fou)在(Zai)标(Biao)准(Zhun)范(Fan)围(Wei)内(Nei)。(?)

2、(?)试(Shi)件(Jian)夹(Jia)持(Chi)水(Shui)平(Ping)移(Yi)动(Dong)位(Wei)移(Yi)的(De)检(Jian)定(Ding): 启(Qi)动(Dong)试(Shi)验(Yan)机(Ji)当(Dang)滚(Gun)筒(Tong)旋(Xuan)转(Zhuan)一(Yi)周(Zhou)时(Shi)用(Yong)光(Guang)标(Biao)卡(Ka)尺(Chi)测(Ce)量(Liang)试(Shi)件(Jian)夹(Jia)持(Chi)件(Jian)水(Shui)平(Ping)移(Yi)动(Dong)的(De)距(Ju)离(Li)。(?)

3、(?)负(Fu)荷(He)重(Zhong)量(Liang)检(Jian)定(Ding): 用(Yong)细(Xi)线(Xian)系(Xi)着(Zhuo)整(Zheng)个(Ge)试(Shi)件(Jian)夹(Jia)持(Chi)件(Jian)（(?)已(Yi)加(Jia)上(Shang)负(Fu)荷(He)砝(Fa)码(Ma)）(?),而(?)后(Hou)用(Yong)拉(La)压(Ya)计(Ji)垂(Chui)直(Zhi)向(Xiang)上(Shang)引(Yin)伸(Shen)至(Zhi)试(Shi)件(Jian)夹(Jia)持(Chi)件(Jian)全(Quan)部(Bu)脱(Tuo)离(Li)滚(Gun)筒(Tong)表(Biao)面(Mian)约(Yue)1mm~2mm时(Shi),读(Du)取(Qu)拉(La)压(Ya)计(Ji)的(De)数(Shu)值(Zhi)。(?)

4、(?)角(Jiao)度(Du)检(Jian)定(Ding): 先(Xian)设(She)法(Fa)把(Ba)滑(Hua)动(Dong)臂(Bi)调(Diao)成(Cheng)水(Shui)平(Ping)（(?)使(Shi)用(Yong)水(Shui)平(Ping)尺(Chi)即(Ji)可(Ke)）(?),而(?)后(Hou)把(Ba)角(Jiao)度(Du)规(Gui)置(Zhi)于(Yu)试(Shi)件(Jian)夹(Jia)持(Chi)件(Jian)上(Shang)方(Fang),此(Ci)时(Shi)可(Ke)读(Du)出(Chu)夹(Jia)持(Chi)器(Qi)中(Zhong)心(Xin)轴(Zhou)与(Yu)旋(Xuan)转(Zhuan)方(Fang)向(Xiang)垂(Chui)直(Zhi)的(De)角(Jiao)度(Du)。(?)