Nissei Corporation


Introduction of equipment and proprietary technologies

Manufacturing process of gears

Integrated production system for order reception through design and machining to delivery
We can flexibly provide services from a prototype to a mass production order.

Order reception
Order reception
Design
Design
Machining
Machining
Shipment
Shipment

Flow of the machining process

The following describes the flow of the representative process and the process itself using photos.

Process and stateCylindrical gearsBevel gears
Raw material
(Material)
Raw material of cylindrical gearBevel gear raw material
Arrow
Cutting
(Cut article)
Cut article of cylindrical gearsCut article of bevel gears
Arrow
Blank machining
Blank
Blank machining of cylindrical gearsBlank machining of bevel gears
Arrow
After gear cuttingAfter gear cutting of cylindrical gearsAfter gear cutting of bevel gears
Arrow
Heat treatment (quenching)
Heat treatment
After heat treatment of cylindrical gearsAfter heat treatment of bevel gears
Arrow
CompletionCompleted cylindrical gearsCompleted bevel gears

Other major processes

Blank machining

Milling, broaching, drilling, tapping, rolling, wire cutting, etc.

Gear cutting

Straight bevel, hypoid gear, HRH gear, helical gear, worm gear, etc. by shape

Heat treatment

Case hardening, immersion quenching, induction hardening, gas nitrocarburizing, etc.

Grinding

External grinding, internal grinding, side grinding, surface grinding, etc.

Gear grinding

Gear grinding of bevel gears, CBN gear grinding machine of bevel gears, gear grinding of cylindrical gears, etc.

Hard finish

Direct gear cutting (cylindrical gears and hobbing). CBN gear grinding machine (bevel gears), etc.

We can also provide the following gears and machining.

Yoke
Yoke
Intermittent gear
Intermittent gear
Planet gear frame
Planet gear frame
Gear with hole and groove
Gear with hole and groove
Gear with clutch
Gear with clutch
Internal double gear
Internal double gear