Vehicles
Plastic molding
History (Injection Molding, Surface Treatment, Die Making)
Year
|
Injection molding
|
Surface treatment
|
Die making
|
---|---|---|---|
1968
|
Injection molding machine introduced (for radiator grill)
|
Plastic parts painting and plating introduced (for radiator grill)
|
|
1975
|
Die setup automated
|
|
|
1976
|
|
|
Plastic molding die making
|
1977
|
Coloration switched to liquid color
|
|
|
1978
|
|
|
Die milling machines, boring machines, EDM, etc.
|
1979
|
|
Painting of urethane bumpers
|
|
1981
|
|
|
Numerical control (NC) machining (for high accuracy and productivity)
|
1982
|
|
PP bumper painting
|
|
1983
|
Die and molding accuracy improved (for "crystal" pillar garnish)
|
Hard coat treatment (for "crystal" pillar garnish)
|
|
1984
|
|
Plasma treatment (for PP bumper)
|
High-speed and precision machining (for high productivity)
|
1986
|
Die and molding accuracy improved (for cylinder head cover)
|
|
CAD/CAM (for high accuracy and productivity)
|
1987
|
|
|
High-speed and quality die milling system
|
NC machining of graphite EDM electrode
|
|||
1988
|
|
High-grade design application (flocking technology)
|
NC machining of plastic copy models
|
"Zero" pinholes achieved (with introduction of mold coat)
|
|||
1989
|
Injection hot-flow molding
|
Quality look of interior and exterior decorative parts improved (in terms of color, shine, fitting, etc.)
|
Thermostatic room for precision machining enlarged
|
1990
|
Vertical injection molding machine
|
New flocking garnish
|
|
Soft-painted instrument panel
|
|||
2-liquid-type paint
|
|||
1991
|
Bumpers made of TSOP (using vertical injection machine)
|
PP bumper electrostatic painting (using conductivity primer)
|
Straight-flow machining line
|
Joint project for scrap resin utilization
|
|||
1992
|
|
|
Die structure development commenced (for reducing production time and cost)
|
Complete CAD/CAM/CAE system
|
|||
1993
|
Thin-walled bumpers
|
|
|
TSOP recycling technology developed
|
|||
1994
|
Re-injection of recycled material from painted bumpers
|
|
|
1995
|
Non painted bumper
|
|
|
1996
|
Module production preparation, SE, rapid prototype making, etc.
|
Fabric in-mold pillar
|
Die making and adjusting period shortened
|
Teiho Plant complete-production preparation system established
|
|||
New functional parts (bumper reinforcements) developed
|
Efficient overseas production preparation (by establishing appearance quality assurance system)
|
Completeness and accuracy assurance of locally made dies achieved
|
|
Next-generation die for small and medium volume production
|
|||
1997
|
SE activities substantiated and reinforced
|
|
Production preparation lead time vastly shortened
|
Production volume-matching die-manufacturing technology developed
|
|||
1998
|
Standards for overseas production established
|
|
|
Support for overseas parts suppliers provided (for European Yaris)
|
|||
Lost core process (for intake manifold in-house manufacturing)
|
|||
1999
|
Modulization of plastic parts
|
|
|
Practical facility for small-volume production constructed
|
|||
2000
|
SE business cooperation with upholstery suppliers
|
Sticker grain on die (for instrument panel)
|
Injection molding die (for fenders)
|
2001
|
Molding cycle time reduced (for bumpers made at Tahara Plant)
|
Metallic-colored resin (for bumpers and side moldings for Hilux Surf
|
Die with mirror finished surface (for polycarbonate resin injection)
|
Joint manufacturing design by Design Division and Production Engineering Division
|
Precision-machine operation
|
||
Die making period shortened by concurrent process
|
|||
2002
|
Laser welding of V6 intake manifold
|
|
Project for reducing die cost by half
|
Plastic V8 intake manifold
|
|||
Technical advancement of CAE achieved
|
|||
2003
|
Process for Lexus appearance look quality established
|
|
In-house manufacturing of valve gate for bumper die
|
2004
|
|
|
Precision tool grinder
|
2005
|
Globally commonized resin materials
|
|
Globally commonized dies
|
Die making for inner parting-line (PL) bumper
|
|||
Use of CAE at equipment certification shop
|
Injection foaming die for instrument panel
|
||
2006
|
CAE analyzing technology for resin flow
|
|
No-contact 3D Laser measuring machine
|
2007
|
Bumper molding and painting lines directly connected
|
Bumper molding and painting lines directly connected (for seed prevention and logistics improvement)
|
|
Exclusive machine for innovative instrument panel (for the Crown)
|
Digitalization of bumper surface distortion
|
||
Bumper surface quality evaluation system established
|
|||
2008
|
Production of thin-walled bumpers
|
|
Optimization of drilling holes for cooling water (thermal analysis technology introduced)
|
Plastic parts SE activities with suppliers
|
|||
2009
|
Non painted instrument panel
|
|
|
Self-reliance of overseas business units promoted
|
|||
2010
|
|
Instrument panel ornament film
|
Bumper die cost reduction promoted (through optimization of die materials)
|
2011
|
Plastic back door
|
|
|