Production Line
Akishima Plant
Since its inauguration in 1964, it has strived for advancement in production technology and improvement of product quality.
Main Facilities
Shearing Machine
2 units 25T X 90B MAX
Eye Forming Machine (#1)
1 unit 16T x Φ60 MAX
Eye Forming Machine (#2)
1 unit 18T x Φ82 MAX
Taper Rolling Mill
2 units 18T x 250L MAX / 25T x 400L MAX
Heating and Quenching Equipment
1 unit Width 2.4m X Length 7m (2.5ton/hr) MAX
Tempering Furnace
1 unit Width 2.4m X Length 10m (1.5ton/hr) MAX
Shot Peening Machine
1 unit Projection Rate 520kg/min (@speed 80m/s)
Wet Bench Magnetic Particle Detector
1 unit AC/DC Magnetization, Axis/Coil Electrification, Horizontal Wet Type Device
Parabolic Rolling Mill
1 unit Width 100mm, Thickness 50mm, Rolling Length 2,500mm MAX
Camber Forming Machine
1 unit Width 100mm, Thickness 36mm, Leaf Length 2,000mm MAX
Stress Shot Peening Equipment
1 unit Width 100mm, Thickness 36mm, Leaf Length 2,000mm MAX
Administration Annex
Painting Factory
Production Facilities
Control Board for Production Machines
Device for controlling Rolling Mill, Camber Forming Machine, Stress Shot Peening Machine, etc.
Rolling Mill
Computer controlled rolling operation
Camber Forming Machine & Heating and Quenching Equipment
Various shapes can be formed based on computer data
Stress Shot Peening Equipment
An indispensable process required to improve the durability of the spring