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DIA-8000 Manual Commutator Turning Machine

Standard Features

-Manual load and unload of armature.

-Automatic placement and removal of armature from “U” journals.

-Robust, vibration-free base and tooling mounting surfaces.

-Servo motor control of belt speed, depth of cut and feed rate.

-IC 2000 Industrial Computer Machine Control System.

-Color VGA Operator Control Touch Screen on swivel pendant.

-Machine diagnostic, 1,000 part parameter storage and production data.

-Standard carbide “U” journals with automatic, individually controlled, oil-injected lubrication system.

-Precisely balanced brushless servo motor for turning the armature.

-Precision adjustable drive-belt tensioning system.

-Dual palm button operator cycle start control.

-Micrometer adjusting device to set armature position during turning.

-Adjustable locating stop to position armature during loading.

-Guarding with electrical interlocks.

-Metric construction. Gravity chip collection system with access door.

-Commutators may be turned clockwise or counter clockwise with reversible servo motor and pivoting the belt-driving head assembly.

-Network capable through TCP/IP file transfer protocols using Ethernet (IEEE 802.3) or modem.

-External printer port, keyboard port, serial port, RS-232 port, and 3.5 inch floppy disk drive.


-“U” journals used instead of “V” journals for improved support and stability.

-Synthetic or natural diamonds assure precision cutting.

-Chip deflector.

-Load/unload cradle.


-Tooling to accommodate two tools. One tool for the rough cut and the other for the finish cut.

-Bench top optical device and fixture for precisely setting up cutting tools for quick and precise tool changes.

Machine Specifications

Electrical Requirements

-Standard 4.5 KVA 208/240/380/400
-415/480/600 Volts 3-phase 50/60 Hertz.

pneumatic requirements

A 0.5 in. (13 mm), 100 psi (6.8 atm) capacity air line should supply the machine. A supplied pressure regulator will reduce pressure to 80 psi (5.4 atm) for machine operation.

approximate machine dimensions

WIDTH: 1.1 M (45 inches)

LENGTH: 1.5 M (59 inches)

HEIGHT: 1.7 M (67 inches)

approximate Machine weight

771 kilograms (1,700 pounds)

operating environment

40º Fahrenheit (4º Centigrade) to 104º Fahrenheit (40º Centigrade).

Armature Capacities

-Diameter - Min 19 mm (0.750 inches), Max 102 mm (4.000 inches)

-Stack Height - Min 13 mm (0.500 inches), Max 76 mm (3.000 inches)

-Shaft Length - Min 38 mm (1.500 inches), Max 254 mm (10.000 inches)

-Shaft Diameter - Min 3 mm (0.125 inches) Max 22 mm (0.875 inches)

-Commutator Diameter - Min 7 mm (0.250 inches), Max 57 mm (2.250 inches)

Maximum Rates

-Travel of Feed Slide - 152 mm (6 inches)

-Travel of Cross Slide - 76 mm (3 inches)

-Belt Speed - 2500 rpm in 150 ms

-Rapid Feed - 212 mm/second (8.33 inches/second)

-Machining rate < 4 seconds

-Programmable movement – depth and length - 2.54 microns (0.0001 inches)