1981 - NILES - ZSTZ 315/630 C2 - Gear grinding machine

General Description

Precision industrial gear grinding machine manufactured by NILES, model ZSTZ 315/630 C2. Designed for precision grinding and finishing of spur and helical gears for industrial transmission, gearbox and mechanical engineering applications.

Technical Details

Manufacturer: NILES

Model: ZSTZ 315/630 C2

Machine type: Gear grinding machine

Year: 1981

Serial number: 35/23-20

Maximum gear diameter: 315 mm

Module range: 1.5–10

Maximum gear width: 160 mm

Maximum workpiece weight / table load: 200 kg

Number of teeth: 12–140

Maximum helix angle: 45°

Grinding wheel diameter: 270–350 mm

Grinding wheel speed: 1,690 rpm

Stroke length: 20–170 mm

Stroke rate: 102–315 strokes/min, continuously variable

Number of feed settings: 16

Feed speed: 80–800

Motor power: 8 kW

Power supply: 380 V, 3-phase, 50 Hz

Control voltage: 220 V

Rated machine current: 16 A

Supply fuse: 25 A

Operating temperature range: -5°C to +35°C

Electrical protection class: IP40

Additional Information

Machine identification plate indicates manufacture in the German Democratic Republic by VEB Werkzeugmaschinenkombinat 7. Oktober” Berlin. Separate electrical equipment plate from VEB Numerik Karl Marx” identifies type ZSTZ 315/630 C2, year 1981 and 8 kW installed power. Tooling and workholding components are shown with the machine.

Condition

Used industrial condition. Operational status, spindle condition, machine geometry, grinding accuracy and condition/completeness of the supplied tooling have not been independently verified.

Dimensions

Length: 3,200 mm

Width: 3,500 mm

Height: 1,800 mm

Weight: 4,800 kg