Toyota Way Fieldbook : A Practical Guide for Implementing Toyota's 4Ps

Operator 1

InitialLatheTMW

GrindingTMW

RoughMachiningTMW

FinishCutTMW

Gauging(1pc/1000)

Initial
MachiningPrevious Process

A1 Line

OutsideCoatingOffsite InitialLatheVendor 2

GrindingVendor 3 RoughMachiningVendor 4

FinishCutVendor 5

Gauging

(every piece)

Operator 1

Op.^2

Operator 3

Initial

MachiningVendor 1

X10 Line

Select A1 Line Characteristics• 4 pieces in grinder at a time• 4 pieces WIP at a time• 1 machine builder

• Same builder for jigs
  
  
  • No outside processes• Gauging line-side• Straight-line flow with
  
  
  
  

consistent machine heights

Operator 2

InitialLatheTMW

GrindingTMW

RoughMachiningTMW

FinishCutTMW

Initial

MachiningPrevious Process

Select X10 Line Characteristics• 1 piece in grinder at a time• Uneven WIP among machines• 5 machine builders

• Multiple jig builders
  
  
  • Outside coating process• Gauging 100 yards away• Confusing line flow with
  
  
  
  

inconsistent machine heights

Figure 20-3.

Technical characteristics of A1 vs. X10 Lines