Thompson Reciprocating Surface Grinder

Model: 3BB

Serial No.  3BB687624

Yr 1968

Specifications:

Table Size:                              16” X 44”

Longitudinal Travel                  44”

Cross Travel                           18”

Vertical Travel                         16”

Table Feed                              75-100 FRPM

Rapid Traverse Rate                12” Per Minute

Grinding Wheel Speed              Infinite Variable Speed Drive

Grinding Wheel Size                 20” X 12” X 6”

Equipped With:

15 HP 230/460  1100 – RPM SPINDLE MOTOR

HYDRAULIC MOTOR

COOLANT PUMP MOTOR

POWER ELEVATION MOTOR

Features:

ELECTROMAGNETIC CHUCK FINE LAMINATION - 0.250"

PLC CONTROL HYDRAULIC SYSTEM

AUTOMATIC DOWNFEED SYSTEM W/ PMI BRUSH MOTOR W/ GALIL CONTROLLERS

POWER ELEVATION

COOLANT SYSTEM

MACHINE UNDER POWER

Pictures about the machine:

Front View

EASON CONTROL INTERFACE

CONTROL PANEL

PMI MOTOR

AIR CONDITION ENCLOSURE FOR SPEED CONTROLLER

WHEEL SPEED CONTROLLER

GALIL COMPUTER FOR DOWN

GALIL COMPUTER FOR DOWN FEED

FINE LAMINATION MAGNETIC CHUCK(0.25)

HYDRAULIC UNIT

PLC CONTRL HYDRAULIC SYSTEM

ELECTROMATIC MAGNET CONTROL

ELECTOMATIC MODEL

ELECTRICAL CONTROL PANEL

SCHEMATIC FOR ELECTRICAL CIRCUITS

TRABON LUBRICATING SYSTEM