Cell Line 的建立步骤简介

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Cell Line,的建立步骤简介,(,Cell Line Set Up Preparation),目 录(,Contents),准备工作,(,Finish the homework),时间研究,(,The time study),停表法,(,Stop watch),优先顺序网络图,(,Priority Network),拉平衡分析,(,The Line balancing),拉平衡曲线图,(,Line balance chart),拉平衡指数(,Balance index),改善措施(,The improvement),生产效率分析(,The quondam productivity),生产 效率,(,EFF),FPY,每小时的产量,(,Output / Hour),Cell line,的建立,(,Cell line set up),损失分析,(,Loss analysis),目標/计划,(,Target/Plan),HS Casing,的时间研究(,Example: H/S Casing Time Study),Homework (M.B,Zheng, Q Huang) : Check and correct all the Time Study Data,Not Thru-put Time,Total time,for individual,Station,Not necessary,Missing Data,No Model Info,时间研究,(,Time Study),( Done ),Handset PCB,Handset Casing,Base PCB,Base Casing,Testing,优先順序网络图(,Priority Network),( Done ),开始,(,START),4,6,3,1,5,结束,(,END),2,Handset PCB,Handset Casing,Base PCB,Base Casing,Final Test,Packing,Example: H/S Casing Time Study,优先顺序网络图,(,Priority Network),model name,Total time for individual Station,Operator,Through put time,Measured by,BS PCB,的操作顺序网络图,(,Exercise: B/S PCB Priority Network),传送拉的平衡分析，直通时间为22秒,Line Balancing,of the quondam conveyor line, through-put time is 22”,C.T.22”,Cell Line,的平衡分析,直通时间為48秒,Line Balancing,The new (Cell line, through-put time:48”),Cell Line,的平衡分析 (直通时间为48秒),(,Line Balancing,:,The new Cell,line，through,-put time:48”),改善与提高,(,The improvement),传送拉的实际时间为:28.73分钟,(,A.t,. in conveyor is 1724.27”=28.73),Cell Line,的实际时间为:25.49分钟,(,A.t,. in Cell is 1529.3”=25.49),提高率= = 12.75%,Remarks:,1.,通过减少不必要的操作来减少标准时间,如减少传送拉,中使用的托盘和检查测试工位,(,Improved by reducing the unnecessary process e.g. check,test station in packing and tray used in conveyor),2.,减少拿放,PCB,和工具的时间(,Improved by reducing the picking PCB and tools),传送拉的实际时间-,Cell Line,的实际时间,传送拉的实际时间,传送拉的生产效率分析(,Quondam productivity),理论产量/小时=1.68,(,Theoretical output/hour = 1.68,),Cell Line,的建立,Model :,AT&T 1455,总员工数(,Operator),: 33,地点(,Position),: B2 3F,-,装配员工(,operator): 22,-,测试员工(,tester) : 9,-,修理(,repair): 2,直通时间:48秒,(,Through put time : 48”),节拍时间:58秒,(,Pitch time : 58” ),注:节拍时间(,pitch time),是一个动态值,它随实际产量的变,化而变化,在此处为直通时间/,FPY,是一个粗略值,三月(,Mar.) 28-31 : 400, 600 , 800, 1000/,天,- 两条拉,白班，每班10小时,四月(,Apr.) 01- .,1240/,天,-,一条拉，白夜班 ,每班10小时,每人每小时产量=1.87,(,output/hour = 1.87),每人每小时理论产量=2.27,(,Theoretical output/hour in cell = 2.27),Cell Line,的损失分析,Cell line Set up - Loss analysis,Model :,AT&T 1455,技能损失与平衡损失:标准时时间出来后再统计,(,Skill loss & Balance loss: wait for S.T.),操作损失=(节拍时间-直通时间)/ 节拍时间,=(54-48)/54=11%,Operation loss: = (pitch time - throughput time)/ pitch time,= (54-48) / 54 = 11 % ( defectives,),Cell line,的目标/计划,(,TARGER/PLAN),Model :,AT&T 1455,建立标准时间-,Mar.21-23,建立,TST,系统后，进一步实现拉的平衡,通过分拆,BS ATE,工位成,TX,与,RX,与两工位来减少瓶颈工位的时间(,reducing the bottle neck time by disassemble the B/S ATE into TX and RX two station),持续改善(,Improvement continually),改善机架(,JIG improvement),减少损失(,Losses reducing),技能损失-实现多技能操作(,Skill loss- multi - skills),操作损失-提高工人的素质(,Operation loss - by improving the quality),直通时间:40秒(提高工人的技能等级,由82,BSI,提高到100,BSI),FPY: 90%,效率(,EFF): 90%,节拍效率(,Pitch time):45,秒,每拉每20小时的产量：1600(,Output 1600 / 20 hrs one cell),每人每小时产量(,Output /hour = 2.42),每人每小时的理论产量：2.72 (,Theoretical output/hour in cell = 2.72 ),-END-,