【正文】 需要決定How Much 2 systems per dayWhat Kind 15 pcs of System A 5 pcs of System BWhen 5 of G, 2 of R, 5 of G,2 of R, 5 of G, 1 of RTAKT節(jié)拍時(shí)間Level Load Mix均衡化混合Level LoadSequence順序均衡化If we are making Systems. . . 如果我們正在生產(chǎn)產(chǎn)品QuarterlyWeeklyWeekly Frequency頻率Takt Time節(jié)拍時(shí)間 = Available Time可用時(shí)間Demand/Customer Forecast 客戶需求Assumptions假設(shè) :1) Machine Breakdown = 0 hour機(jī)器故障 =0小時(shí)2) Setup Change = 0 hour設(shè)置轉(zhuǎn)換 =0小時(shí)3) Defect Rate = 0%不良率 =0%Quick Example5 – 2 – 5 – 2 – 5 – 1 A BABBA A A A A B BAA A AA BA A A AA ABB A B順序 ：決定生產(chǎn)數(shù)量和節(jié)拍時(shí)間14LEAN TO EXCELLENCE順序：決定生產(chǎn)數(shù)量和節(jié)拍時(shí)間CSetting the production sequence of multiple Types設(shè)置多種類型的生產(chǎn)順序48 units1440 unitsTotal units min12 units360 unitsSystem 3 min12 units360 unitsSystem 2 min24 units720 unitsSystem 1TAKT Time節(jié)拍時(shí)間ShiftRequirement日需求MonthlyRequirement月需求Product產(chǎn)品167。 This is data for 3 products, System 1, System 2, and System 3. 這里有 3種產(chǎn)品。167。 The chart displays the monthly production level, the daily production level (monthly divided by 30), and the Takt time for each product /日生產(chǎn)水平和節(jié)拍時(shí)間167。 THEY ARE ALL PRODUCED ON THE SAME LINE. 它們都在同一條生產(chǎn)線生產(chǎn)。167。 How can these units be built in a level production mode using this example? 如何建立均衡生產(chǎn)模式？ System 1System 2System 3B AAssumption假設(shè) :1. Available working hours is 15LEAN TO EXCELLENCESince these three products are on the same line, you will need to follow the sequence pattern of 1213 in your production mix. By doing it this way you are able to levelload your production both in terms of quantity and types.因?yàn)槿N產(chǎn)品要在同一個(gè)生產(chǎn)線生產(chǎn)，你需要按 1213的順序安排混合生產(chǎn)計(jì)劃，只有這樣你才能平衡各類型和數(shù)量System 1 System 3System 2 System 1REPEAT重復(fù)Mixed Assembly Line混合生產(chǎn)If produced in batches, only the System 1’s will be built within minutes Takt time 如果按批量生產(chǎn)，只有 1產(chǎn)品能按 。If produced to a sequence, 2 units will be produced in 2 Takt times, or 15 minutes 如果按順序生產(chǎn)，每次將生產(chǎn)2種產(chǎn)品按 15分的節(jié)拍時(shí)間。1213Let’s show how we validate this… 讓我們看如何確認(rèn)它。A B A C生產(chǎn) 順序按類型16LEAN TO EXCELLENCESystem產(chǎn)品Line Takt線節(jié)拍Takt/Cycle Graph節(jié)拍 /周期圖Part – Quantity部分 數(shù)量Part Router132 See Std Work Combo Sheet for example. One sheet is created for each operator以標(biāo)準(zhǔn)工作組合板為例 ,一個(gè)單元是為每一個(gè)操作SCT=25766 676138129SCT=40SCT=30順序17LEAN TO EXCELLENCE順序Takt Build Time= of Operations * Takt實(shí)際構(gòu)建時(shí)間 = of Operations * TaktActual Build Time =SCT實(shí)際構(gòu)建時(shí)間 =SCT302303301402303251System TBTSystem ABT ?+1020351SystemObjectives:目標(biāo) :Produce to Takt Time (understanding no 2 products will have the exact same ABT)生產(chǎn)節(jié)拍時(shí)間 (要明白沒有兩樣產(chǎn)品有同樣的 ABT)? The sum of the DTot is zero DTot的總和為零? Every product is produced at least once每個(gè)產(chǎn)品生產(chǎn)至少一次? No product is produced twice in a row沒有產(chǎn)品在同一排中連續(xù)生產(chǎn)兩次Create a product sequence where:創(chuàng)建一個(gè)產(chǎn)品序列Dtot = S( of Units in sequence* D)Dtot = 5( of 1’s)+10( of 2’s)+0( of 3’s)0 = 5(2)+10(1)+0(1)According to the rules the sequence must run根據(jù)規(guī)定 ,順序必須為 :System 1 – System 2 – System 1 – System 318LEAN TO EXCELLENCE節(jié)拍 生產(chǎn)19LEAN TO EXCELLENCE1st Element of Standard Work (Takt Time)標(biāo)準(zhǔn)工作的第一項(xiàng)元素 (節(jié)拍時(shí)間 )Takt Time節(jié)拍時(shí)間? The heartbeat of the ? Is not just Mathematics, but it is the Foundation to Lean. 雖只是個(gè)數(shù)字，但它卻是精益生產(chǎn)的基礎(chǔ) Available Time: Total amount of TIME allocated for production 可用時(shí)間：可分配用于生產(chǎn)的總的時(shí)間 Customer Demand: Qty of scheduled parts for a given time frame 客戶需求：特定時(shí)間范圍內(nèi)預(yù)定的產(chǎn)品需求數(shù)量? Example例子 :Available Time = hrs/shift x 2 shifts/day x 5 days/wk x 60 min/hr x 60 sec/min= 234000 sec/wk可用時(shí)間 = 小時(shí) /班 x 2 班 /天 x 5 天 /周 x 60 分 /小時(shí) x 60秒 /分 = 234000秒 /星期Your Customer Demand is 90 pcs per week你的客戶需求為每個(gè)星期 90件 234000 sec秒 /wk星期 90 pcs件 /wk星期Takt Time = =2600sec秒 /pcs件20LEAN TO EXCELLENCE節(jié)拍 時(shí)間計(jì)算的例子Net Operating Time Per Shift 每班凈操作時(shí)間。Customer Requirements客戶需求Shift每班 : Hours小時(shí) x 60 Mins分鐘 /Hour小時(shí) =Breaks休息 : 2Times 次 x 30 Mins分鐘 /Time次Meeting會(huì)議 5S: 30 Mins分鐘Net Operating Time per Shift每班凈操作時(shí)間Monthly requirements (units)每月需求數(shù)量 of working days per month每月工作天數(shù)Units per Day每天生產(chǎn)量Net Operating Time / Period凈操作時(shí)間 /周期Customer Requirements / Period客戶需求量 /周期Takt Time節(jié)拍時(shí)間 =For 1 shift/day對(duì)于一天一班 : Takt Time節(jié)拍時(shí)間 =480 Mins分鐘 /Day天 x 60 Sec秒480 Units單位 /Day天 = 60 Sec秒 /Unit單位