《生產(chǎn)線(xiàn)設(shè)計(jì)課件》由會(huì)員分享,可在線(xiàn)閱讀,更多相關(guān)《生產(chǎn)線(xiàn)設(shè)計(jì)課件(28頁(yè)珍藏版)》請(qǐng)?jiān)谘b配圖網(wǎng)上搜索。
1、生產(chǎn)線(xiàn)平衡 - 1 RAOZHONG 2002生產(chǎn)線(xiàn)平衡 - 2 RAOZHONG 2002生產(chǎn)線(xiàn)平衡 - 3 RAOZHONG 2002生產(chǎn)線(xiàn)平衡 - 4 RAOZHONG 2002生產(chǎn)線(xiàn)平衡 - 5 RAOZHONG 2002工位 1單件時(shí)間min6工位 27工位 33問(wèn)題:假定工作由三個(gè)工位完成,每個(gè)工位完成工作的時(shí)間分別為6,7,3分鐘。這條線(xiàn)的周期時(shí)間(Cycle Time, CT)是多少?周期時(shí)間永遠(yuǎn)是由需時(shí)最長(zhǎng)的工位決定的。上述工作的CT是7分鐘。其它兩個(gè)工位有空閑時(shí)間。生產(chǎn)線(xiàn)平衡 - 6 RAOZHONG 2002任務(wù)任務(wù)時(shí)間時(shí)間(Mins)任務(wù)描述任務(wù)描述緊前任務(wù)緊前任務(wù)A2
2、裝配外框無(wú)B1安裝開(kāi)關(guān)AC3.25裝配馬達(dá)架無(wú)D1.2將馬達(dá)架裝入外框A, CE0.5安裝扇葉DF1安裝格柵EG1安裝電纜BH1.4測(cè)試F, G生產(chǎn)線(xiàn)平衡 - 7 RAOZHONG 2002任務(wù) 緊前任務(wù)ANoneABABCNoneCDA, CD任務(wù) 緊前任務(wù)EDEFEFGBGHE, GH生產(chǎn)線(xiàn)平衡 - 8 RAOZHONG 2002ACBDEFGH23.2511.2.511.41Answer: 任務(wù)C決定了生產(chǎn)線(xiàn)的CT,也就決定了最大產(chǎn)出率。生產(chǎn)線(xiàn)平衡 - 9 RAOZHONG 2002臺(tái)臺(tái)瓶頸時(shí)間每日生產(chǎn)時(shí)間最大產(chǎn)出 129=mins/ 3.25mins 420= =任務(wù)任務(wù)時(shí)間時(shí)間(Mi
3、ns)任務(wù)描述任務(wù)描述緊前任務(wù)緊前任務(wù)A2裝配外框無(wú)B1安裝開(kāi)關(guān)AC3.25裝配馬達(dá)架無(wú)D1.2將馬達(dá)架裝入外框A, CE0.5安裝扇葉DF1安裝格柵EG1安裝電纜BH1.4測(cè)試F, G生產(chǎn)線(xiàn)平衡 - 10 RAOZHONG 2002每期要求的產(chǎn)出每期的生產(chǎn)時(shí)間要求的周期時(shí)間 =C ,臺(tái)天臺(tái)天mins/ 4.2=/ 100mins/ 420 =CAnswer: 生產(chǎn)線(xiàn)平衡 - 11 RAOZHONG 2002Answer: (C) (T) =NNtt周期時(shí)間任務(wù)時(shí)間總和理論最少工位數(shù) ,3or 2.702, =mins/ 4.2mins/ 11.35 =Nt臺(tái)臺(tái)生產(chǎn)線(xiàn)平衡 - 12 RAOZH
4、ONG 2002生產(chǎn)線(xiàn)平衡 - 13 RAOZHONG 2002ACBDEFGH23.2511.2.511.41工位 1工位2工位 3任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4生產(chǎn)線(xiàn)平衡 - 14 RAOZHONG 2002ACBDEFGH23.2511.2.511.41工位 1工位 2工位 3A (4.2-2=2.2)任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4生產(chǎn)線(xiàn)平衡 - 15 RAOZHONG 2002ACBDEFGH23.2511.2.511.
5、41A (4.2-2=2.2)B (2.2-1=1.2)任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4工位 1工位 2工位 3生產(chǎn)線(xiàn)平衡 - 16 RAOZHONG 2002ACBDEFGH23.2511.2.511.41A (4.2-2=2.2)B (2.2-1=1.2)G (1.2-1= .2)Idle= 0.2任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4工位 1工位 2工位 3生產(chǎn)線(xiàn)平衡 - 17 RAOZHONG 2002ACBDEFGH23.251
6、1.2.511.41C (4.2-3.25)=0.95任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4A (4.2-2=2.2)B (2.2-1=1.2)G (1.2-1= .2)Idle= .2工位 1工位2工位 3生產(chǎn)線(xiàn)平衡 - 18 RAOZHONG 2002C (4.2-3.25)=0.95Idle = 0.95ACBDEFGH23.2511.2.511.41任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4A (4.2-2=2.2)B (2.2-1=1.2
7、)G (1.2-1= 0.2)Idle=0 .2工位 1工位 2工位 3生產(chǎn)線(xiàn)平衡 - 19 RAOZHONG 2002C (4.2-3.25)=0.95Idle = 0.95ACBDEFGH23.2511.20.511.41D (4.2-1.2)=3任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4A (4.2-2=2.2)B (2.2-1=1.2)G (1.2-1= 0.2)Idle= 0.2工位 1工位 2工位 3生產(chǎn)線(xiàn)平衡 - 20 RAOZHONG 2002ACBDEFGH23.2511.2.511.41C (4.2-3
8、.25)=.95Idle = .95D (4.2-1.2)=3E (3-.5)=2.5任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4A (4.2-2=2.2)B (2.2-1=1.2)G (1.2-1= .2)Idle= .2工位 1工位2工位 3生產(chǎn)線(xiàn)平衡 - 21 RAOZHONG 2002ACBDEFGH23.2511.2.511.41C (4.2-3.25)=.95Idle = .95D (4.2-1.2)=3E (3-.5)=2.5F (2.5-1)=1.5任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間(Mins)A62C43.2
9、5D31.2B2 1E20.5F11G11H01.4A (4.2-2=2.2)B (2.2-1=1.2)G (1.2-1= .2)Idle= .2工位 1工位 2工位 3生產(chǎn)線(xiàn)平衡 - 22 RAOZHONG 2002ACBDEFGH23.2511.2.511.41C (4.2-3.25)=0.95Idle = 0.95D (4.2-1.2)=3E (3-.5)=2.5F (2.5-1)=1.5H (1.5-1.4)=0.1Idle =0 .1任務(wù)任務(wù)后續(xù)任務(wù)后續(xù)任務(wù)時(shí)間時(shí)間 (Mins)A62C43.25D31.2B2 1E20.5F11G11H01.4A (4.2-2=2.2)B (2.2
10、-1=1.2)G (1.2-1= 0.2)Idle= 0.2工位 1工位 2工位 3生產(chǎn)線(xiàn)平衡 - 23 RAOZHONG 2002ACBDEFGH23.2511.2.511.41工作站1工作站2工作站3生產(chǎn)線(xiàn)平衡 - 24 RAOZHONG 2002)(CT x (Na) (T) =B瓶頸節(jié)拍實(shí)際工位數(shù)目任務(wù)時(shí)間總和效率9230.=)s/(3)(4.1minmins/ 11.35=臺(tái)臺(tái)效率生產(chǎn)線(xiàn)平衡 - 25 RAOZHONG 2002作業(yè)時(shí)間工序號(hào)5101520253035人員實(shí)際時(shí)間113030225025312727456789372241303011112626202034342727合計(jì)12316243流動(dòng)作業(yè)速度DM生產(chǎn)線(xiàn)平衡 - 26 RAOZHONG 2002作業(yè)時(shí)間工序12345作業(yè)時(shí)間工序12345作業(yè)時(shí)間工序123451、分割作業(yè)2、縮短時(shí)間2人1人3、增加人員生產(chǎn)線(xiàn)平衡 - 27 RAOZHONG 2002作業(yè)時(shí)間工序12345作業(yè)時(shí)間工序12345作業(yè)時(shí)間工序123451、分割作業(yè) 省略工序2、合并作業(yè) 省略工序2人1人3、減人生產(chǎn)線(xiàn)平衡 - 28 RAOZHONG 2002