主机地脚螺栓及端面支撑安装工艺

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1、ZS4439-400-GY030图纸履历PLANHISTORY日期DATE版本REV.标记MARK说明DESCRIPTION设绘DESIGNED审核REVIEWED审定APPROVEDO供施工/Forconstruction发送单位船东船检制造经营部物资部质量部制造部新船一工区新船二工区新船四工区物流工区安全监察部设计部船体轮机电气工法ZhouShancoscoshipyard:舟山中远船务57000吨散货船57000DWTBULKCARRIER工艺文件TECHNOLOGYDOCUMENTZS4439-400-GY030文件号FILE版本REV.O主机地脚螺栓及端面支撑安装工艺重量MA

2、SS比例SCALE设绘Designed共页第1页校对CheckedTOTALSHEETSSHEET审核Reviewed舟山中远船务设计部ZhouShancoscoshipyarddesigndepartment标检StandardizedLJ030审定Approved41．如布置图所示，先把地脚螺栓、球面螺母及圆螺母的螺纹部位涂以一层二硫化钼润滑剂，然后把它们及定距管、球面垫圈按主机安装图（SC4439（ZS)-420-01-0）初步安装到位1~28,上、下螺母用扳手拧紧；TOMAKEACOATINGASMoS2ONTHETHREADOFTHEHOLDINGBOLTS&SPHERICA

3、LNUTS&ROUNDNUTSANDINSTALLTHEM.SPHERICALWASHERSWITHDISTANCEPIPESTOPROPERPOSITIONACCORDINGTOTHE“MAINENGINEINSTALLATION”(SC4241-420-01-0)(THEINSTALLINGLOCATIONAREJUSTINDICATEDONTHEFORWARDDRAWINGASCODEFROM1TO28ONBOTHSIDEOFM/E).THENTIGHTTHEUPSIDENUT&LOWERNUTSBYSPANNER.2.将机座按图示分隔成三个部分:前部,中部,后部;DIVIDET

4、HEBASEOFM/ETOTHREEEQUALITYPARTSASTHEFORWARDDRAWINGWHICHAREFOREPART,MIDDLEPARTANDAFTPART.3.紧固主机地脚螺栓时,原则上按照(1)＋(2)→(3)+(4)→(5)+(6)的步骤进行，详细步骤如下：TORETIGHTTHEHOLDINGDOWNBOLTSINGENERALLYACCORDINGTOTHEORDERAS(1)＋(2)→(3)+(4)→(5)+(6),ANDTHEDETAILPROCEDUREASFOLLOWING:(1)当使用一只主机液压拉伸器拧紧地脚螺栓时，用一只主机液压拉伸器按照WHE

5、NUSEONEHYDRAULICSTRETCHINGDEVICETOTIGHTTHEBOLTS,THEORDERAS:15(S)→16(P)→16(S)→15(P)→17(S)→14(P)→14(S)→17(P)→13(S)→18(P)→18(S)4→13(P)→19(S)→13(P)→19(S)→12(P)→12(S)→19(P)→20(S)→20(P)→21(S)→21(P)→22(S)→22(P)→23(S)→23(P)→24(S)→24(P)→25(S)→25(P)→26(S)→26(P)→27(S)→27(P)→28(S)→28(P)→11(S)→11(P)→10(S)→10

6、(P)→9(S)→9(P)→8(S)→8(P)→7(S)→7(P)→6(S)→6(P)→5(S)→左右5(P)→4(S)→4(P)→3(S)→3(P)→2(S)→2(P)→1(S)→1(P)的顺序上紧到预紧压力的1/2即75Mpa，然后再以上述相同的顺序上紧到额定的压力150Mpa（活塞拉伸器的面积1885mm2），ANDTHERETIGHTFORCEISHALFOFTHEPRETIGHTFORCE(NAMELYTHEREADINGOFTHEHYDRAULICGAUGEIS75Mpa)AFTERTHAT,TIGHTTHEBOLTSACCORDINGTHEABOVEORDERWITHAF

7、ORCEASTHEREADINGOFTHEHYDRAULICOFTHEHYDRAULICGAUGEIS150Mpa.(THEPISTIONAREAOFHYDRAULICJACKIS1885mm2);(1)当使用两只相同的主机液压拉伸器拧紧地脚螺栓时，两只相同的主机液压拉伸器同时按照WHENUSETWOHYDRAULICSTRETCHINGDEVICETOTIGHTTHEBOLTS,THEORDERAS:15→16→17→14→18→13→19→