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115页PPT|从采购视角重新理解精益生产:库存不是囤出来的,是“准时”管出来的

  • 2026-04-27 03:34:31
115页PPT|从采购视角重新理解精益生产:库存不是囤出来的,是“准时”管出来的
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制造业里有一个很常见的现象：每到月底盘点，仓库里堆着几百万的原材料和半成品，账面上算作资产，管理者看着觉得“家底厚实”。但换个角度算一笔账：这些库存占用了多少现金流？占用了多少仓储面积？增加了多少管理成本？又掩盖了多少本该暴露的问题？

精益生产里有句话：库存是万恶之源。这话听起来绝对，但从采购和供应链管理的角度看，它直指一个核心问题——我们为什么会有这么多库存？

《115页PPT｜精益改善之道--精益生产理解与实施》
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  1. CONNECT:[ UseTime:0.000405s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000762s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000242s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000306s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000705s ]
  6. SELECT * FROM `set` [ RunTime:0.000202s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000595s ]
  8. SELECT * FROM `article` WHERE `id` = 500408 LIMIT 1 [ RunTime:0.000406s ]
  9. UPDATE `article` SET `lasttime` = 1777685070 WHERE `id` = 500408 [ RunTime:0.002768s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000363s ]
  11. SELECT * FROM `article` WHERE `id` < 500408 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000616s ]
  12. SELECT * FROM `article` WHERE `id` > 500408 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001338s ]
  13. SELECT * FROM `article` WHERE `id` < 500408 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002206s ]
  14. SELECT * FROM `article` WHERE `id` < 500408 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001699s ]
  15. SELECT * FROM `article` WHERE `id` < 500408 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003168s ]
0.089753s