Machinery
The production machinery we use at GM Meccanica may be divided into three distinct main categories. The machinery in each category is listed below:
| General specification |
| Cutting range at 90°: 320 mm bar, 340 x 300 mm sheet |
| Cutting range at 45°: 320 mm circolare, 340x300 mm piatto |
| Height support: 700 mm |
| Cutting speed: 17-90 m/min |
| Saw frame lifting-lowering: hydraulic |
| Infinitely adjustable cutting pressure: 0-10 m/min |
| Total power: 400 V / 4,0 kW |
| Dimensions: 2600 x 1400 x 3100 mm |
| Weight: 950 Kg |
| General features |
| Cutting sections: circular / square |
| Capacity: 420/420x420 mm |
| Bundle cutting (W x H): ~ 350x200 mm |
| Blade tensioning: hydraulic |
| Blade dimensions (W x H x D): 4880 x 41 x 1,3 mm |
| Plane height: 800 mm |
| Machine weight (Net): 2500 kg |
| Hydraulic oil capacity: 90 L |
| Cutting oil capacity: 110 L |
| Material Length/Single Feed: 500 mm x 9 |
| Overall dimensions: 2650 x 2200 mm |
| Motor |
| Blade 5.5 W 7.5 HP |
| Hydraulic1.5 KW 2 HP |
| Regenerating liquid0.2 KW 1/4 HP |
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| Capacity |
| Number of controlled axes: 2 |
| Rotating diameter over bed: 770 mm |
| Maximum turning diameter: 570 mm |
| Maximum turning length: 1043 mm |
| Maximum turning diameter with bars: 116.5 mm |
| Spindle |
| Self-centring chuck diameter: 381 mm |
| Speed: 2000 giri/min - 2 rapp. |
| ASA: 11" |
| AC motor power: 37 KW/30min |
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| Auto turret |
| Number of tools: 10 |
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| Weight |
| Net weight: 8200 Kgf |
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| Structure |
| Inclined cast iron bed: 60° |
| Weight: circa 14000 Kg |
| Spindle |
| Spindle nose: ASA - A2-15 |
| Three-jaw hydraulic self-centring chuck, diameter: 450 mm |
| Infinitely variable spindle speed: 15-1500 min-1 |
| Potenza motore mandrino: 37/45 kW/30min. |
| Spindle motor power: 152 mm |
| Corse |
| X, Z axis travel: 370 mm, 1575 mm |
| Turret |
| Turret stations: n.° 12 |
| Capacity |
| Maximum rotating diameter over bed: 900 mm |
| Maximum rotating diameter over carriage: 630 mm |
| Maximum turning diameter over bed: 700 mm |
| Maximum turning length with self-centring chuck: 1575 mm |
| Maximum turning diameter over bed: 116.5 mm |
| Maximum overhanging weight allowed (self-centring chuck weight: 165 kg): 900 kg |
| Maximum weight allowed using tailstock (self-centring chuck weight: 165 kg): 2100 kg |
| Control |
| CNC: Fanuc I S-series |
| Strokes |
| X-axis travel: 352 mm |
| Z-axis travel: 1105 mm |
| Capacity |
| Maximum rotating diameter: 790 mm |
| Maximum turning diameter: 550 mm |
| Maximum turning length: 1074 mm |
| Max turning diameter from bar: 102 mm |
| Spindle |
| Self-centering diameter: 315 mm |
| Spindle taper: ASA 11 |
| Rotation speed: 3000 min-1 |
| Spindle motor power: 35 kW |
1X DOOSAN PUMA 4100B with robotic cell
| Control |
| CNC: Fanuc I Plus Series |
| Strokes |
| X-axis travel: 352 mm |
| Z-axis travel: 1105 mm |
| Capacity |
| Maximum rotating diameter: 790 mm |
| Maximum turning diameter: 550 mm |
| Maximum turning length: 1042 mm |
| Maximum turnable diameter from bar: 116,5 mm |
| Spindle |
| Self-centering diameter: 381 mm |
| Spindle taper: ASA 11 |
| Rotation speed: 2000 min-1 |
| Spindle motor power: 37 kW |
| Robot technical description |
| Brand: Nachi |
| Model: SRA166 FD11 with 6 axis |
| Wrist scope: 166 Kg |
| Repeatability: 0,1 mm |
| Action area: 2650 mm |
| No.6 degrees of freedom driven by low-inertia brushless servomotors |
| Position control by relative encoders with battery backup |
| Control panel containing drives and control logic |
| Programming terminal with connection cable length 8 m |
| Remote Unit Monitor (RMU) security option for robot security zone management |
| Control |
| CNC: Fanuc I serie S |
| Strokes |
| X-axis stroke: 260 mm |
| Y-axis stroke: 105 mm |
| Z-axis travel: 830 mm |
| Capacity |
| Maximum rotating diameter: 780 mm |
| Maximum turning diameter: 376 mm |
| Maximum turning length: 760 mm |
| Maximum diameter that can be turned from bar: 81 mm |
| Turret |
| Stations: 12 nr |
| Motorized tool power: 7,5 kW |
| Spindle |
| Self-centering diameter: 315 mm |
| Shank: ASA 11 |
| Rotation speed: 2800 min-1 |
| Spindle motor power: 22 kW |
DAEWOO PUMA 250 motorized
| Capacity |
| Maximum rotating diameter over bed: 570 mm |
| Maximum rotating diameter over carriage: 370 mm |
| Maximum turning diameter: 355 mm |
| Maximum turning length with self-centring chuck: 655 mm |
| Maximum boring diameter with driven tools:: 20 mm |
| Maximum tapping diameter with driven tools: M16 |
| Spindle (mod. B) |
| Self-centring chuck diameter: 305 mm |
| Spindle bore: 90 mm |
| Spindle nose: ASA A2 - 8" |
| Spindle speed (min-max): 35-3500 gimi/min |
| Carriages |
| X/Z axis travel: 282 mm, 680 mm |
| Rapid traverse, X, Z, C axes: 20000 mm/min, 24000 mm/min, 30 giri/min |
| Turret (VDI 40) |
| Tools on turret (max): n.° 12 |
| Driven stations: n.° 6 |
| Motor power |
| Spindle motor: 18.5/22 kW/30min (mod.B) |
| X/Z axis motor: 2.8/4.4 kW |
| Driven tool motor: 2.2/3.7 kW/30min |
| Installation data |
| Net weight: 5700 kg |
| Structure |
| Weight (approx.): 9200 kg |
| Travel |
| X axis travel: 760 mm |
| Y axis travel: 510 mm |
| Z axis travel: 570 mm |
| Spindle nose-table distance: 210-780 mm |
| Spindle centre-column distance: 530 mm |
| Pallet |
| Dimension of pallet with tapped holes (each): 860x560 mm |
| Maximum weight allowed on pallet (each): 300 kg |
| Built-in rotating automatic pallet changer |
| Pallets: n.° 2 |
| Pallet changing time: 5 s |
| Maximum height of loadable piece: 520 mm |
| Spindle |
| Taper size: 40 ISO |
| Spindle speed: 80-10000 min-1 |
| Spindle motor power: 11/15 kW/30min |
| Automatic tool changer |
| Rotary tool magazine capacity (pockets): n.° 34 |
| Maximum tool diameter: 80/150 mm |
| Maximum tool diameter: 300 mm |
| Maximum tool weight: 8 kg |
| Strokes |
| X-axis stroke: 762 mm |
| Y-axis stroke: 516 mm |
| Z-axis stroke: 570 mm |
| Table |
| Table size: 860 x 570 mm |
| Tool storage |
| No. of tools (opt): 30 nr |
| Tool dimensions ØxL 125 x 300 mm |
| Pallet Changer |
| Pallet change type: rotary |
| Pallet (opt.): 2 nr |
| Spindle |
| Tool holder cone (spindle): ISO-40 |
| Spindle motor power (opt.): 18,5 kW |
| Rotational speed (opt.): 10000 min-1 |
| Structure |
| Weight (approx.): 22000 kg |
| Strokes |
| X-axis stroke: 2000 mm |
| Y-axis travel: 850 mm |
| Z-axis travel: 800 mm |
| Spindle nose-to-table distance: 100-900 mm |
| Feeds |
| X/Y/Z axes rapid feeds: 40/40/40 m |
| X/Y/Z axis working feed rate in linear interpolation (max.): 20000 mm |
| X/Y/Z ballscrew diameter: 65/50/50 mm |
| Fixed table |
| Fixed table dimensions with "T" slots: 2500 x 870 mm |
| Allowable weight on the fixed table: 2500 kg |
| Standard equipment |
| Automatic high-pressure coolant system through the spindle line (form A) with cartridge filter: 13 bar |
| Coolant collection tank, capacity: 500 litri |
| Spindle |
| Cone size: 40 ISO |
| Spindle rotation speed: 60-12000 min-1 |
| Spindle motor power: in electronic low range (con./15min) 15/18,5 kW |
| Spindle motor power: in electronic high range (con./30min) 18,5/22 kW |
| Max. spindle motor power (cont./15min/S3-25%) 119/147/204 Nm |
| Spindle bearing inner diameter: 70 mm |
| Automatic tool changer |
| Tool change type: random, with double exchange arm |
| Tool taper: 69871 - A40 DIN |
| Tie rod: 69872 - A40 DIN |
| Tool magazine type: wheel-type with servo-controlled rotation; it is integral with the X-axis carriage and moves with it next to the column |
| Tool magazine capacity, places: 30 nr |
| Tool change time (tool - tool): 5,5 s |
| Maximum tool diameter (with adjacent full/empty stations): 80/130 mm |
| Maximum tool length: 300 mm |
| Maximum tool weight (with adjacent full/empty stations): 8,0 kg |
1X DOOSAN HP5100 II (horizontal)
| Structure |
| Weight (approx.): 15000 kg |
| Strokes |
| X-axis stroke: 850 mm |
| Y-axis stroke: 700 mm |
| Z-axis travel: 750 mm |
| Spindle center distance - pallet table: 50 - 750 mm |
| Spindle nose distance - pallet center: 150 - 900 mm |
| Feeds |
| X/Y/Z axis rapid feeds: 60/60/60 mm/1' |
| Feed rates in rapid feed B-axis: 25 min-1 |
| Feed rates in X/Y/Z axis work in linear interpolation (max.): 30000 mm/1' |
| X/Y/Z ballscrew diameter: 45/45/45 |
| Pallet |
| Pallet size with tapped holes and centering hole mm 50H7 (each): 500 x 500 mm |
| Allowable weight on pallet (each): 500 kg |
| Pallet rotation indexing, standard (B-axis indexed): 1° |
| Automatic pallet rotation change |
| Pallet change, standard: 2 nr |
| Pallet change time: 7,5 s |
| Pallet rotation in the loading station: ogni 90° |
| Maximum loadable workpiece size (diameter x height): 800 x H 930 mm |
| Spindle |
| Cone size: 40 ISO |
| Spindle rotation speed: 70 - 14000 min -1 |
| Spindle motor power (cont./30 min): 15,5/22 kW |
| Maximum power (22kW/S3-25%) available from the speed of: 950 min-1 |
| Maximum spindle motor torque (cont./S2-15min/S3-25%): 160/191/220 Nm |
| Automatic tool changer |
| Type: a posto fisso, con doppio braccio di scambio |
| Tool holder cone: 69871 - A40 DIN |
| Tie rod: 69872 - A40 DIN |
| Tool magazine capacity, chain servo-controlled (standard), places: 40 nr |
| Tool change time, with tool weight less than 7kg (tool - tool/chip - chip) - for weights from 7.5 to 10 kg: time increases by 0.5s: 1,0 / 4,0 s |
| Maximum tool diameter (with adjacent full/empty stations): 75/140 mm |
| Maximum tool length: 400 mm |
| Maximum tool weight: 10 kg |
| Standard equipment |
| Automatic high-pressure coolant system inside the spindle line (form A) with separate tank and "cyclone"-type filtering system with no material to be disposed of; operating pressure (max.): 30 bar |
| Coolant collection tank, capacity: 640 litri |
