Nachi
Nachi TF-4H Power Finisher
Manufacturer: Nachi-fujikoshi corp
Model: TF-4H
Outline
Film lapping system – High precision & efficiency for shaft surface
High efficiency production and compact
Improvement of precision machining
Enhancement of operational flexibility
Improvement of flexibility Automatic change over
Drive roller pitch
Back up roller position (height)
Features
Machine inside
To achieve high-accuracy by
Polishing film
4 step lapping head
4 level lapping by each grain size film
Detail of machining part
Plateau SurfaceAchieve ideal surface is flat and having functions as an oil reservoir for lubrication
Part surface
Specification
| Part (Plating shaft) | Outer dia: Ø10 ~ Full length: 150 ~ 550mm |
| Part loading speed (Outer dia Ø22mm) | MAX 121mm/sec (Part rpm 5000) |
| Cycle time (ref.) | About 5 sec. (Work length 240mm) |
| No. of heads | 4 sets |
| Coolant | Oil-based |
| Coolant filtration system | 1st: Paper filter 2nd: Bag filter |
| Floor layout | Width × Depth: 1935 × 1876 mm Height: 2363 mm |
| Treatment of used film | Roll-up above lapping heads |
