Home In short, no, Lean manufacturing and lean scheduling for high mix low volume doesn’t work. Not for scheduling a custom job shop or machine shop. Job Shop Production Why? Lean manufacturing was developed most notably in Toyota. In Toyota’s environment lots of the same car are produced for several years until the model …
Theory of Constraints Drum Buffer Rope – What is DBR? Drum Buffer Rope (DBR) is the Theory of Constraints scheduling process focused on increasing flow by identifying and leveraging the system constraint. DBR was developed by Eliyahu M. Goldratt (Eli Goldratt), the father of Theory of Constraints. This article explains …
The Allocation Mind-set By Dr Lisa Lang We have worked with companies around the globe and the constraint is always the same. It’s how we think. In particular, it’s how the business owner or leader of the company thinks. Last time, in Part 1, we discussed the efficiency mind-set and how …
Theory of Constraints for Job Shops and Machine Shops (Custom Manufacturers) By Dr Lisa Lang We have worked with companies around the globe implementing Theory of Constraints, Lean and Six Sigma and the constraint is always the same. It’s how we think. In particular, it’s how the business owner or …
Job Shop Scheduling – High mix low volume job shops and machine shops can be quite a challenge to schedule. Why? Here are just a few of the complex problems and challenges that plague the environment: Bottlenecks or constraints in job shops can move based on the volume and type …
Dear Customer, As you know we’ve struggled achieving on time delivery. Let me assure you that this has not been due to lack of interest, or because we don’t value you, our customer. It was a systemic problem that we’ve only just recently figured out. The purpose of this letter …
By Dr Lisa Lang, Job Shop Manufacturing expert Job Shop Manufacturing – Theory of Constraints LEADERSHIP This article is copyrighted by Science of Business, Inc. Visit our Re-post guidelines. In Part 1 I covered the Theory of Constraints first Law of Leadership — “Don’t be a sissy!” And I have …
This article on job shop manufacturing leadership was originally published in 2012 , but was updated to reflect the current data and my current thinking. This has been one of my most popular and controversial posts ever. Some (not all) of the feedback I’ve received is below. Please add yours. Job …
Job Shop Scheduling Software | Machine Shop Scheduling Software I’m like you. I invested in job shop scheduling software (we used to own a job shop). Spent hours and hours getting it setup up only to spend more time continually updating the schedule. Why does it seem that the moment …
Back in 2007 I published the 9 Challenges to Scheduling Your Job Shop and Why Your Schedule is Dead on Arrival. That ebook captured some of the biggest problems job shops can face and to scheduling machine shop work, but as you know there are many many more. So now, …