INTEGRATEDMACHINING
CENTER
for GEARSSKIVING MACHINING CENTER for GEARS

GMS200SKIVING MACHINING CENTER for GEARS

GMS200General purpose・Compact
Multi-function machine to include skiving function■ Best for gear machining for automotive parts■ Compact equipment with flexibility to cope with the various
kinds of small quantity production and multiple processes

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■ Hard-skiving achieves high-precision machining of hardened gears■ Interactive operation screen provides
excellent man-machine interface

Multiple process in one machine
LatheDrilling
Max. machining diameter

SkivingMax. RPM

φ220mmMax. workpiece diameter

4,000min -1

φ220mmMax. RPM

Torque (max./rated)

Machining accuracy

2,400min -1

49.7/35.3Nm

Torque (max./rated)

Motor (30 min/continuous)More than DIN 6 classMore than JIS N6 class

115/88.7Nm

26/18.5kW(Japanese Industrial Standard)

Motor (30 min/continuous)

30/26kW

Hard-skiving■ Skiving process has three tofive times machining ability
compare to gear shaper■ Capability to correct tooth profileand tooth trace

Optional

Heat treatmentDeburring

Optional

To achieve compact production lines by reducing floor spacewith 3 roles in 1 machineComparison of floor spaces
NC latheGear shaper
Machining center

Gear shaper

9m2
Machining center

7m2

NC lathe8m2
Conventional equipment

70%

reduction

7.5m2

GMS200SKIVING MACHINING CENTER for GEARS

GMS200High-efficiency gear skiving and integrated process
remarkably reduce machining timeHigh-efficiency gear skiving
Gear shaping

Gear machining time
Skiving

Idle time■ Handling time
■ Loading and unloading time
■ Change over time

Gear shaper
Machiningtime shortened
to85%

1/5

reduction

Skiving
Conventional
equipment

GMS200Conventional
process

GMS200Superior workability and operability
Interactive operation screen for skiving (optional)■ Crowning process and run-in amount modification function(initial mode)■ Newly added tool compensation setting andworkpiece coordinate system preset
All machining conditions for skiving can be set

Reduced machine height for better view

■ Contribute to environment improvement in factory

Height
1,680mm

Crowning form setting

The design for auto loading
system with robots
Gear specification input screen
Tool compensation setting screen

Ceiling opening door■ Aperture dimension : 600mm■ Easy access to jig and simple
loading & unloading of workpieces■ Workpiece installation
height : 1,170mm

Machining application

Internal gear

External gear

SplineSKIVING MACHINING CENTER for GEARS

GMS200Main specification
Machining
capacity

CutterspindleWorkpiece
spindleEach unit
traverse

Max. workpiece diameter

φ220mmNumber of tool storage

6 piece

Gear cutting tool

Skiving cutter

Max. tool diameter

φ120mmSpindle taper hole (tool shank type)

KM6350Max. tool length

240mm

Max. RPM of spindle

4,000min -1

Tool selection method

Tool storage position fixed/random

Motor (30 min/continuous)

26/18.5kW

TypeFANUC 31i-B

Max. RPM of spindle

2,400min -1

Display

FANUC 15" touch panel

Motor (30 min/continuous)

30/26kWOverall power used74kVA

Left-Right traverse (X-axis)

500mm

Machine height

1,680mm

Forward-Back traverse (Y-axis)

200mm

Up-Down traverse (Z-axis)

300mm

Tool swivel angle (B-axis)±45degA.T.C.

NC device
Utilities
Dimensionsof machine

Required floor space (width×depth) 2,500×3,000mm
8,000kg

Net machine weight

Product line-up for ring gear machining

Skiving cutter for hard-skiving

9,000 units/month▶
More▲

GMS200

Production
volumeGMS450Fewer▼

φ200

Workpiece size

φ450

Cars
MarketTrucks
Industrial machinery (Construction machinery)
Reducer■ Achieved high precision ofworkpieces after heat treatment■ The design reduces noise from reducer■ NACHI's original DuAl Hard coating
for hard skiving■ Stable machining without rake face coating

Combine with NACHI robots
for auto loading system
EZ03
3000

X axis traverse 500

Layout diagram

1295

1205
2500

MZ121170

1680

Z axis traverse 300

Y axis traverse 200

MZ04

This machine is considered a strategic resource (or service)according to restrictions in the foreign exchange and trade laws.
Based on these laws, export from Japan requires an export permit from Japanese government.

http://www.nachi.com
Head OfficeToyama Plant

Shiodome Sumitomo Bldg. 17F, 1-9-2 Higashi-Shinbashi, Minato-ku, Tokyo 105-0021
1-1-1 Fujikoshi-Honmachi, Toyama 930-8511 Tel: +81-(0)76-423-5111

NACHI AMERICA INC. HEAD QUARTERS 715 Pushville Road, Greenwood, Indiana, 46143, U.S.A.
NACHI EUROPE GmbH
Bischofstrasse 99, 47809, Krefeld, GERMANY
NACHI TECHNOLOGY (THAILAND) CO., LTD. 5/5 M, 2, Rojana Industrial PARK Nongbua, Ban Khai, Rayong,21120, THAILAND
NACHI SINGAPORE PTE. LTD.
No.2 Joo Koon Way, Jurong Town, Singapore 628943, SINGAPORENACHI (CHINA) CO., LTD.
5F, Building A, National Center for Exhibition and Convention,
1988 Zhuguang Road, Qingpu District, Shanghai, 201702, CHINA

Tel: +1-317-530-1001
Tel: +49-(0)2151-65046-0
Tel: +66-38-961-682

Fax: +1-317-530-1011
www.nachiamerica.com
Fax: +49-(0)2151-65046-90 www.nachi.de
Fax: +66-38-961-683
www.nachi.co.thTel: +65-65587393
Tel: +86-(0)21-6915-2200

Fax: +65-65587371
www.nachinip.com.sg
Fax: +86-(0)21-6915-5427 www.nachi.com.cn● All information in this catalog is based on in-house measurements. This information is not guaranteed for all conditions.
● Improvements to ratings or outer appearance may result in unannounced changes.

Tel: +81-(0)3-5568-5246

CATALOG NO.

M6203E-2

2018.10.X-MIZUNO