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GEHRING M 3 - 40 - 12

Bore diameter: 12 mm
Stroke: 40 mm
Throat depth: [unspecified] mm
Total power requirement: 15 kW
Machine weight: approx. 5 t
Space requirement: [unspecified] m

G E H R I N G
3-spindle vertical portal honing machine
Model: M 3 - 40 - 12
Year of manufacture: 1986

Honing diameter normal/maximum: 2.5 – 12 / 40 mm
Max. honing depth: approx. 4–40 mm
Max. spindle stroke: 40 mm

Installation height (table to spindle bottom/top): 300 mm
Table size / Ø: 750 mm
Table height above floor: 1,100 mm

Spindle speeds, each steplessly adjustable: 800–4,000 rpm
Stroke speed, steplessly adjustable: 380 DH/min

Spindle drive: 3 x 1 kW
Total drive: 15 kW – 380 V – 50 Hz
Weight: 5,000 kg

Accessories / Special equipment:

· Machine equipped for precision honing of automotive valve bodies approx. Ø12 x 40 mm height, with a blind hole approx. Ø8 mm x 20 mm, consisting of:
Guodpfot Hwvtex Adkef
· BOSCH PLC control system for programmable operation sequence and Cylindromatic “S” control.
· 8-station rotary index table, type DH 750-45, approx. Ø 750 mm
· Loading of workpieces via chute; outside the table area there are a deburring station, pre-measurement station, and a part flipping station
· Pre-honing with subsequent measuring station
· Intermediate honing with subsequent measuring station
· Finish honing with subsequent measuring station
· Workpiece unloading and sorting for good and reject parts
· MAZ - 8-42 mechanical automatic feed heads for honing stone expansion
· The three measuring stations operate with an air gauge plug that enters the bore and, if necessary, transfers correction values to the fine feed of the spindle.
· Complete coolant system with belt filter, separate control cabinet, separate hydraulics, etc.

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