大型水泥生产线大型八角漏斗制作工艺出口.docx

1、大型水泥生产线大型八角漏斗制作工艺出口水泥生产线八角漏斗制作工艺Eight-square funne fabrication process一、项目简介 Project introduction纳米比亚OHORONGO水泥生产线筒仓项目，其中有3个八角形漏斗加工制作及预拼装，总高度为6.10米，上口直径1.11米，下口直径5.60米，由八个面板和T型立柱拼装而成，上部为一八角顶罩，下部为H型斜面柱脚，每个漏斗总重为18.33吨。Namibia OHORONGO cement production line silo project,have three Eight-square funne f

2、abrication and pre-assembly,all height is 6.10 meter,in the top of diameter is 1.11 meter,the bottom of diameter is 5.60 meter,by eight faceplate and T type stand column assembly,in the top of is a Eight-square top enclosure,in the bottom is H type bevel column base,every Eight-square funne height i

3、s 18.33 t .1、八角漏斗实物Eight-square funne 2、八角漏斗实物Eight-square funne 二、八角漏斗制作控制重点及工艺流程 Eight-square funne fabrication control emphase and process flow.本工程多为薄板（=8，12毫米）焊接而成，故焊接变形控制为重点之一；T型立柱腹板为螺栓孔连接，保证穿孔率为重点之二；八角漏斗上下圆同一圆心度为重点之三；漏斗平面度以及直径尺寸保证为重点之四；八片面板拼装角度为重点之五。The project has much sheet plate (=8，12mm),s

4、o welding deformation control is one of the focal points,ensure bore a hole percent is key of two, Eight-square funne up and down center of circle DEG is key of three, the key of four is ensure eight column base in one level and size control,the key of five is vertical distance and diameter distance

5、.the key of five is eight face plate assembly angle 。工艺流程如下：Process flow as follow:三、八角漏斗主要制作工艺及控制措施： Eight-square funne main process and control measure3.1 薄板焊接变形控制3.1.1 我们采用多头切割机对钢板先进行了充分预热，并对火焰切割温度，速度等参数进行了调整、复核，进行切割、下料。以尽最大可能减少由于受热等原因引起的变形。 Multi burner cutting machine steel plate cutting、baitin

6、g。3.1.2对于弯曲变形的钢板利用外力进行矫正Steel plate bending deformed straighten3.1.3 T型立柱进行对称组装，减少旁弯变形。Symmetry assemble T type stand column,for prevent side bending deformed，double webplate to bore hole together3.1.4T型立柱拆分后，腹板翼缘板进行矫正. After T type stand column separation, webplate and coverplate deformed straighte

7、n 3.1.5 T型加筋组装、焊接和矫正T type stiffening plate assembly 、welding and deformed straighten。3.2T型立柱腹板螺栓穿孔率控制两个T型立柱组合在一起，对腹板进行套钻以保证螺栓穿孔率3.3 八角漏斗上下圆同心度控制在胎架上进行整体拼装，内由槽钢进行支撑角度定位，外由平台上挡板进行尺寸(直径)定位，在下圆找好圆心，吊垂线确定上圆圆心，保证上下圆在同一中心。 On the assembly frame to whole assemble,inside by Channel steel support allocation,

8、outside by baffle to size allocation,and use vertical line to ensure same centre .3.4 八个柱脚平面度以及直径尺寸控制 3.4.1 搭设组装胎架(平台),并调平 Set up assembly frame3.4.2划线确定直径尺寸，焊接挡板进行直径定位 By baffle to size allocation.3.5面板拼装角度控制3.5.1T型立柱与面板组装，利用角度样板控制装配角度 T type stand column and faceplate assembly,To use sample plate control angle。3.5.2T型面板与立柱组装T type stand column and faceplate assembly3.5.3T型立柱与面板焊接 T type stand column and faceplate welding.3.5.4 先进行对角四片面板组装，后组装剩下的四块面板。 At THE first, to assemble diagonal faceplate ,after that to assemble the rest of four faceplate . 四、成品效果