【正文】 18:52:3818:52:3818:522/2/2023 6:52:38 PM ? 1越是沒有本領(lǐng)的就越加自命不凡。 2023年 2月 2日星期四 下午 6時(shí) 52分 38秒 18:52: ? 1比不了得就不比，得不到的就不要。 33 RCCP Procedure ? Converting units of product in the MPS to standard hours of work in individual centers ? To accumulate in each period in the MPS the total hours of work required to produce all products scheduled in that period – no LT offsetting – no lotsizing – no significant changes in inventories of items 34 Routing for Product X Product X SEQ Work Center Usage OP 1 1 hrs/pc OP 2 2 hrs/pc 1 2 4 3 8 7 6 5 PERIODS Planned Order Released Product X 100 50 80 100 40 60 90 35 Routing for Assy01 Assy01 1 2 4 3 8 7 6 5 PERIODS Planned Order Released Assy01 SEQ Work Center Usage OP 1 2 hrs/pc OP 2 3 hrs/pc 100 50 80 200 180 40 60 90 36 Resource Load Profile Work Center 2 0 50 100 150 200 250 1 2 3 4 5 6 7 8 Period Load Others Assy01 Pro X Capacity 37 BOM for FG 階層 零件 數(shù)量 /母項(xiàng) 說明 0 1 2 210011012112212610FGs ub a s s e m b l yc o m po n e n t Ac o m po n e n t B38 Item Master Files for FG I t em Or derQu an t i t yOn H an d On Or der Du eDateL ea d T i m e A l l oca t ed100110121122L 4L40024006000050015002500250400240060007/ 37/ 107/ 107/ 101 wee k2 wee ks3 wee ks4 wee ks000039 Routing Files for FG P a rts W o rkCe n terS e tu p T im e /L o t Ru n T im e /P iec e100 1 3 0 m in 2 . 5 m in110 2110 m in15 m in0 . 7 5 m in0 . 5 0 m in121 31215 m in25 m in15 m in0 . 3 0 m in0 . 2 5 m in0 . 2 5 m in122 231325 m in30 m in75 m in30 m in0 . 7 5 m in0 . 1 5 m in0 . 5 0 m in0 . 7 5 m in40 Work Center Master Files W o r kCe n t e rA v ai l ab l e( m i n )U t i l i z at i o n Ef f i ci e n cy P l an n e dQ u e u e1232 ,4 0 02 ,4 0 02 ,4 0 0100%100%100%100%100%100%4 d ay s4 d ay s4 d ay s41 MPS for Part 100 W e e k1 2 3 4 5 6 7 8 9 10 11 12Q u an t i t y 250 200 250 150 200 300 150 250 200 200 250 20042 RCCPProcess Time Computation Par t Opn . LS SU Ru n Process Qty /FG T o tal WC100 1 200 30 2 .50 2 .65 0 1 2 .65 0 11 1 0 1 400 10 0 .75 0 .77 5 2 1 .55 0 21 1 0 2 400 15 0 .50 0 .53 8 2 1 .07 6 1121 1 2400 15 0 .30 0 .30 6 6 1 .83 6 3121 2 2400 25 0 .25 0 .26 0 6 1 .56 0 1121 3 2400 15 0 .25 0 .25 6 6 1 .53 6 2122 1 6000 25 0 .75 0 .75 4 10 7 .54 0 2122 2 6000 30 0 .15 0 .15 5 10 1 .55 0 3122 3 6000 75 0 .50 0 .51 3 10 5 .13 0 1122 4 6000 30 0 .75 0 .75 5 10 7 .55 0 343 RCCPBOR Computation P a r t LS SU P r c e s s R un Qt y / F G T ot a l WC WCt o t a l100 400 15 2 1122 6000 75 10 1121 2400 25 6 1100 200 30 1 1 121 2400 15 6 21 10 400 10 2 2122 6000 25 10 2 122 6000 30 10 3122 6000 30 10 3121 2400 15 6 3 44 Rough Cut Capacity Requirements W eekW ork Center 1 2 3 4 5 6 7 平均12326042657273420832125218726042657273415621594164020832125218731253188328115621594164022322277234345 RCCP 05001000150020232500300035001 2 3 4 5 6 7WC1WC2WC346 RCCP A11 A12 A22 A21 WC1 WC2 P1 P2 B11 B12 B22 B21 P1 P2 M1 M2 C11 C12 C22 C21 WC1 WC2 M1 M2 RCCP MPS BOR 47 Backward and Forward Scheduling OP N OP N1 OP 1 ……… Forward scheduling Backward scheduling Order Due Date Order Start Date OP N1 48 Infinite and Finite Loading Infinite Finite Capacity Capacity 050100150200P e r i o dLoadLoad 104 120 180 130 97 125 110 1501 2 3 4 5 6 7 8050100150200P e r i o dLoadLoad 110 120 120 120 105 120 110 1201 2 3 4 5 6 7 849 CRP Definition ? The function of establishing, measuring, and adjusting limits or level of capacity ? The process of determining in detail the amount of labor and machine resources required to acplish the tasks of production [APICS Dictionary] 50 Capacity Requirements Planning Capacity Requirements Planning Planned orders Released orders Routing Work center Work center load report Revised schedule 51 Manufacturing Order and Routing ? Manufacturing Order (Work Order) – A document, group of documents, or schedule identity conveying authority for the manufacture of specified parts or products in specified quantities. [APICS dictionary] ? Routing – A set of information detailing the method of manufacture of a particular item. It includes the operations to be performed, their sequence, the various work centers to be involved, and the standards for setup and run (times). [APICS dictionary] 52 Inputs Needed for CRP ? Open Order File ? Planned Order Releases ? Routing File – operations to be performed – sequence of operations – work centers to be used – possible alternate work centers – tooling needed at each operation – standard times: setup times, run times ? Work Center File – move time, wait time, queue time ? Shop Calendar 53 Lead Time