CNC TURNING CENTERS

1 2 MTAB MAXTURN SERIES is slant bed turning center designed for sturdiness with mono- block casting, rigid structure, with extended triangular faces for accuracy, stability and tolerance, Mechanical Structure critical for manufacturing many components. The machine can be interfaced with robot and gantry loading/unloading system for manufacturing automation to attain increased productivity. MAXTURN is oered with optional C-axis and live tooling.

Turret 8 station electromechanical tool turret with quick indexing results in reduced cycle time. Optional - Hydraulic turret/ Driven tool turret

Controls

Siemens 828D Fanuc Oi TF

Optional C- axis available on request

Graded cast iron and stress relieved for consistent accuracy. Ballscrews

Single piece cast broad base with su cient C3 class double-nut preloaded ballscrews to elimi- support structure reduces the eect of nate backlash. vibration.

Well-balanced for easy leveling.

Structure tested with nite element method for optimum performance under practical operating conditions. Guideways Suitable for hard turning applications

Precision grade LM guide and blocks to ensure long-lasting accuracy. Super Precision LM Guides Spindle are optional. Large, well-spaced guideways for heavy load Cartridge type spindle with precision angular carrying capacity. contact bearings. Cartridge design allows easy mounting. Optional features High radial rigidity is achieved with the usage of precision Bar feeder High pressure coolant system Tool oset sensor bearings.

3 Programmable tailstock C Axis and live tool turret Chip conveyor 4 Technical Speci cation

Details Units Compact Turn Compact Turn -T Maxturn + Maxturn + Maxturn ++ Maxturn ++ Maxturn ++ Maxturn ++ 135 -63 165 - 63 165 - 80 200 - 80 A2 - 6 A2-6 - LT Travel Travel in X mm 230 230 120 120 130 130 180 180 Travel in Z mm 270 270 320 320 400 400 320 320 Capacity Chuck size mm 135 135 135 165 165 200 200 200 Max turning diameter mm 110 110 200 200 225 225 300 180 Max turning length mm 100 100 300 300 350 350 280 220 Swing over cross slide mm 120 120 126 126 160 160 160 160 Swing over carriage/ Waycover mm 286 286 360 360 410 410 410 410 Distance between live centers mm - - 380 380 410 410 410 410 Bed construction Mono - block at bed Mono - block 45 degree slant bed ControlsControls Control options Fanuc Oi TF / Siemens 828D Fanuc Oi TF / Siemens 828D SpindleSpindle Spindle taper A2 - 4 A2 - 4 A2 - 4 A2 - 4 A2 - 5 A2 - 5 A2 - 6 A2 - 6 Bore through spindle mm 40 40 40 40 52 52 62 62 Spindle bearing mm 60-95 60-95 60-95 70-110 80-125/70-110 80-125/70-110 100 - 150 / 90 - 140 100-150 / 90-140 Front (I[D-OD) / Rear (ID-OD) Spindle speed range 1 rpm 150-4000 150 - 4000 150 - 4000 150 - 4000 150-4000 150-4000 150-3500 150-3500 2 Spindle output Fanuc kw 5.5(3.7) 5.5(3.7) 5.5(3.7) 7.5 (5.5) 7.5(5.5) 7.5(5.5) 7.5 ( 5.5 ) / 11 (7.5) 7.5(5.5) / 11 (7.5) S6 - 15 min ( S1 - Continuous) Siemens 13.3(7) 7.5 ( 5.5 ) / 13.3(7) 7.5(5.5) / 13.3 (7) Axes Average Positioning Variation mm 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 in X / Z as per VDI/DGQ 3441 Axis accuracy 3 mm 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 Axis repeatability mm +_0.005 +_0.005 +_0.005 +_0.005 +_0.005 +_ 0.005 +_0.005 +_ 0.005 LM Guides mm 25 25 25 25 30 30 30 30 Ball screw mm Ø 25 x 10 Ø 25 x 10 Ø 25 x 10 Ø 25 x 10 Ø 32 x 10 Ø 32 x 10 Ø 32 x 10 Ø 32 x 10 Rapid motion speed and feed rate m/min 30 30 30 30 30 30 30 30 Programmable feed rate mm/min 0-10000 0-10000 0-10000 0-10000 0-10000 0-10000 0-10000 0-10000 Axis motor torque- Fanuc / Siemens nm 3.5/3 3.5 / 3 3.5/3 3.5/3 7/6 7/6 7/6 7/6 Tool Turretturret 4 No. of tool stations No. 4/5 Linear gang tools 8 ( BTP 50 / BTP 63 ) 8 (BTP 63) 8 (BTP 63) 8 (BTP 80) 8 (BTP 80) 8 ( BTP 80 ) 12 (DTT 63) Tool cross section mm 20 x 20 / 25 x 25 16 x 16 / 20 x 20 20 x 20 20 x 20 25 x 25 25 x 25 25 X 25 16 X 16 Shank dia for boring bars mm 25 25 / 32 32 32 40 40 40 25 - Indexing time sec - 0.4 / 1.4 0.4 / 1.4 0.4 / 1.4 0.45 / 1.6 0.45 / 1.6 0.45 /1.6 0.4 / 1.4 (Adjacent / Opposite Tool)

4 Make - Pragati / Duplomatic / Barualdi / Cosmos Turret make & type options Make - Pragati / Duplomatic / Barualdi / Cosmos Type - Electromechanical / Hydraulic / Servo Type - Electromechanical / Hydraulic / Servo LiveLive toolsTools (Optional ) No. of live tools No. 2(1axial/1 radial) ------6 (axial / Radial) Power of live tool spindle kW 0.75 ------5 Spindle speed max rpm 3000 ------6000 Max tool diameter mm 11 ------10 HydraulicHydraulic Tailstocktailstock Tailstock taper / Quill diameter taper/mm - - MT4 / 50 MT4 / 50 MT4 / 80 MT4 / 80 MT4 / 80 MT4 / 80 Quill stroke / Tailstock base stroke mm - - 75 / 260 75 / 260 100 / 190 100 / 190 100 / 190 100 / 190 PowerPower sourceSource Power requirement kVA 6 / 9 7 7 9 11 16 16 22 CoolantCoolant systemSystem Tank capacity liters 80 80 100 100 100 100 100 100 Pump output lpm 40 40 25 25 25 25 25 25 Pump motor kw 0.1 0.1 0.37 0.37 0.37 0.37 0.37 0.37 DimensionsDimensions Dimensions L x W x H mm 1700 x 1650 x 1900 1700 x 1650 x 1900 2200 x 1860 x 1900 2200 x 1860 x 1900 2200 x 1860 x 1900 2200 x 1860 x 1900 2200 x 1860 x 1900 2200 x 1860 x 1900 Total weight kg 1100 1100 1900 1900 2650 2650 2800 2900

1. Other spindle speed options available 3. Higher accuracy option available 6 5 2. Motor power may vary as per CNC control 4. Varies with make and types of turret As part of continuous improvement, MTAB reserves the right to alter machine design and specication without prior notice. CNC MACHINING CENTERS

7 8 Mechanical Structure MTAB MAXMILLMAXMILL SERIESSERIES is is3 axis3 axis CNC CNC vertical vertical machining machining center center with withoptions options of 4th of and 4th Spindle 5thand axis.5th Machineaxis. The features series directfeatures drive directly spindle, coupled full guarding spindle, and full ribbed guarding casting and for highribbed stability, casting accuracy and reliability. Our machine delivers high accuracy and repeatability with superior Cartridge type spindle with Maxmill Plus + for high stability, accuracy and reliability. Our machine delivers high accuracy and repeatability nish.Thermally stable design ensures sustained precision in continuous operation. The machine precision angular contact with superior nish.Thermally stable design ensures sustained precision in continuous operation. bearings. Rigid ‘’C” frame type isThe specially machine designed is specially for precision designed machining for precision of aluminium, machining steel of andaluminium, composite steel materials and composite used in design for stability. aerospacematerials and industry. tool & die application. Direct coupled spindle to provide high quality surface optimally designed nish and thermal stability. casting for dampening. Standard spindle speed of 8000 rpm. Heavy ribbed casting structure. High speed spindle, coolant through spindle and liquid cooled spindle options available.

CNC Control

Siemens and Fanuc controls(Mitsubishi available on request).

Maxmill and Maxmill Plus 4th and 5th axis available on request. Well-balanced structure for easy leveling.

Guarantees minimal Ballscrews vibration, which aids excellent surface nish. C3 class preloaded ballscrews to eliminate backlash. Stress relieved casting. Ballscrew with xed type support on both ends.

Guideways Precision grade LM guide and blocks to ensure long lasting accuracy.

Roller type guideways oered optionally for ATC specic applications.

Optional features 20 tool ATC with double arm gripper for faster ROptionalotary table features with 4th and 5th axis Coolant through spindle tool change on Maxmill Plus and Maxmill Plus + Measuring probe and tool oset sensor High pressure coolant system ElectroRotary spindletable with 4th and 5th axis MeasuringC probehip conveyor and tool oset sensor Tool monitoring system Servo/Hydraulic turret Glass scales on linear axis 9 Coolant through spindle High pressure coolant system Chip disposal system 10 Technical Speci cation

Details Units Maxmill Maxmill + Maxmill + Maxmill ++ Maxmill ++ Maxmill 5037 6055 7055 8055 8075 800S

Travel (1)

Travel in X (Longitude) mm 300 480 / 600 480 / 600 600 600 800

Travel in Y ( Latitude) mm 250 360 / 500 360 / 500 500 500 400 Travel in Z ( Vertical) mm 250 500 / 500 500 / 500 500 500 460 Capacity

Table size (L x W) mm 500 x 250 600 x 350 700 X 420 800 x 450 800 x 450 1000 x 320 SpindleMax table taper load mm kg 286 80 286 300 / 350 360360300 / 350360 410 500 410 500 410 450300 Controls

Control options Fanuc Oi MF/Siemens 828D / Mitsubishi E70 / M80 series Fanuc Oi MF/Siemens 828D / Mitsubishi E70 / M80 series Spindle

Spindle taper size 290 BT 30 BT 40 BT 40 BT 40 BT 40 BT 40 (2) Spindle face to table top mm 105-355 80-580 80 - 580 80-580 80-580 80-540 Spindle bearing mm 45-75 / 40-68 60-95 60-95 60-95 60-95 60-95 Front (ID-OD) / Rear (ID-OD) Spindle to column mm 290 480 480 480 480 480 Spindle speed range (3) rpm 100-6000 100-8000 100-8000 100-8000 100-8000 100-8000 (4) 11 (7.5) 7.5(5.5) Spindle motor power Fanuc kW 5.5(3.7) 7.5(5.5) 7.5(5.5) 7.5(5.5) S6 - 15 min ( S1 - Continuous) Siemens 0.01 13.3(7)

Axes 0.01

Average position X / Y / Z mm 0.01 0.01 0.01 0.01 0.01 0.01 Axis accuracy mm 0.01 0.01 0.01 0.01 0.01 0.01 ------Axis repeatability mm +0.005 +0.005 +0.005 +0.005 +0.005 +0.005 LM Guides (5) mm P Grade, 20/20/25 P Grade, 35/35/35 P Grade, 35/35/35 P Grade, 35/35/35 P Grade, 35/35/35 P Grade, 30/35/35 Ball screw mm C3 class, Ø 25 x 10 C3, Ø 32 x 10 C3, Ø 32 x 10 C3, Ø 32 x 10 C3, Ø 32 x 10 C3, Ø 32 x 10 (6) Rapid traverse rate 0-5000m/min 15 / 15 / 10 30 / 30 / 20 30 / 30 / 20 30 / 30 / 20 30 / 30 / 20 10 / 10 / 15 Programmable feed rate X/Y/Z mm/min 0-5000 0-6000 0-6000 0-6000 0-6000 0-6000 Axis motor torque Fanuc(Siemens) Nm 3.5 / 3.5 / 7(3/3/11) 7 / 7 / 20 (6/6/18) 7 / 7 / 20 (6/6/18) 7 / 7 / 20 (6/6/18) 7 / 7 / 20 (6/6/18) 7 / 7 / 20 (6/6/18) ATC Indexing crousal ATC type / No. of tool No Umbrella - 8 Arm - 20 Arm - 20 Arm - 20 Arm - 20 Umbrella -10 8 Arm - 20 ( opt ) Arm - 20 ( Opt ) Max tool diameter / length / weight 3 Ø60mm/180mm /3kg Ø80mm / 250mm / 6kg Ø80mm / 250mm / 6kg Ø80mm / 250mm / 6kg Ø80mm / 250mm / 6kg Ø60mm / 150mm / 5kg 60 Tool change time / Chip to chip time sec 11 / 15 (umbrella) 1.4 / 6.4 1.4 / 6.4 1.4 / 6.4 1.4 / 6.4 1.4 / 6.4 1.4/8(Arm) Power and Air Requirement 09 kVA / 6 Bar 16 kVA/ 6 bar 16 kVA/ 6 bar 16 kVA/ 6 bar 18 kVA/ 6 bar 16 kVA / 6 bar Coolant System 415V 2%, 3 Phase 180 L / 0.37+0.75 kW 180 L / 0.37+0.75 kW / 25 Lpm Tank capacity / Motor power / Flow rate L 80 L / 0.1 kW / 40 Lpm / 25 Lpm Dimensions 1550 x 2180 x 2150 1630 x 2260 x 2330 Dimensions L x W x H mm 1550 x 2180 x 2150 2100 x 2650 x 2680 2100 x 2650 x 2680 2100 x 2650 x 2680 2100 x 2650 x 2680 2900 x 2650 x 2680 Total Weight 1400 4100 4100 4500 4500 4200

1. Strokes will vary on 4th and 5th axis options 3. Other spindle speed options available 5. Roller guide option avaliable 2. Riser block option available 4. Motor power may vary as per CNC control 6. Other rapid traverse options available

As part of continuous improvement, MTAB reserves the right to alter machine design and specication without prior notice. 11 12 Maxturn++ A2 - 6/A2 - 6 LT

TURNING CENTER Case Study MACHINING CENTER Case Study

Insert Job Forming Tool Chains Sprocket Casting Blank Punch CAM Tyre Mould Insert

Material Material D2 Material EN 8 Hardforge M2 Material Cast Iron MS CK 45

Details of Tools Before Boring After Boring & Details of Tools ( in mm ) Prole ( in mm ) Turning Facing & Face grooving Turning Ø 26.05 OD Ø 57 Boring Ø 152.4 Carbide end mill cutter Carbide end mill cutter Bull nose cutter Step Turning Ø 22.50 Prole Ø 35.1 Prole Ø 35 Rough Boring Ø 46.4 Ø 12 Ø 10 Ø 10 Drilling Ø 10.20 Boring Ø 22.90 Boring Ø 23 Fine Boring Ø 47.0 Tapping Ø 12 Back Boring Ø 39.9 Back Boring Ø 40 OD Turning Ø 57 Depth of Cut Roughing 2.5 Roughing 1.2 Depth of Cut ( in mm ) Remove bar material After Hard Turning 1.5 depth cut ( in mm ) Base Finishing 0.5 0.1 stock removal in single pass 0.2 0.2 0.1 Speed ( rpm ), Speed ( rpm ), Feed rate 1500 rpm, feed rate 0.2 feed rate ( mm/rev ) 1700 rpm, feed rate 0.2 1200 rpm, feed rate 0.15 - 0.3 After Hard Turning (mm/min) 1200 rpm, feed rate 400 2500 rpm, feed rate 900 1800 rpm, feed rate 500 500 rpm, feed rate 0.1

Operations Operations Turning Facing & Face grooving Turning, step turning, drilling, OD Turning, Step turning & Prole Boring Prole milling Prole milling tapping 65 HRC hardness Rough boring Prole milling Hardness 28 HRC After Hardening Fine Boring OD Turning, ID boring, Prole Turning 0.1 stock removal in single pass 3D View 3D View

Job Images Job Images

Job Dimension Job Dimension

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