Modernization of manually controlled machine to CNC-controlled version. There were installed on the machine the MEFI control system, Control Techniques drives a motors and measuring system from company ESSA. The original feed lead screw for travel of headstock (Y-axis) was replaced with the feed ball screw.
VH services implemented the following scope of works:
- Installation of control system MEFI
- New air-conditioned electrical cabinet, complete new wiring of machine
- New complete control panel of machine including new panel house
- New Control Techniques main spindle drive (original motor remained)
- New Control Techniques feed motors and drives for X, Y, and Z+W-axes
- New measuring system ESSA
- Replacement of feed lead screw for travel of headstock (Y-axis) with the feed ball screw
- New covers of Y-axis feed ball screw
- Lining of guideways (X, Y, W-axes) with new low-friction-coefficient material
- New headstock fixation wedges (better adjustment of accuracy)
- Regrinding and new adjustment of ram
- Replacement of spindle bearings (spindle seat)
- Rectification of counterweight guiding, new wire ropes
- Rectification of lubrication of main spindle drive gearbox
- Rectification of lubrication of X-axis
- Rectification of air distribution system
- Complete adjustment of geometrical accuracy of machine