SPECIAL FEATURE
Bed is made form 25 Grade Cast Iron of 180 BHN hardness, strictly checked with Microlevel, Hardness Tester and Straightedge.
Boring of Head Stock is done on WMW boring machine fitted with induction hardened and ground spindle made from alloy steel.
Apron is totally enclosed in oil bath system with lever type arrangement for automatic feeds.
Hexagonal shaped Tail Stock with hardened and ground tail stock spindle made from alloy steel having external and internal grinding.
Hardened and ground gear made from 20 Mn Cr 5.
DOUBLE SCREW NORTON GEAR BOX
Provided as time saver equipment with separate thread & feed shaft. Thus, feed & thread gears could be changed rapidly and decreases wear and tear of half nut and lead screw.
Instruction manual as per Indian standard IS – 1878 (part-1) 1993.
Norton Gear Box (Double Screw) |
Steady Rest ( Start from 7? machine) |
Follow Rest |
Chuck Plate |
Tool Post Key |
Centre Adaptor |
Dead Centre (2 Nos.) |
Motor Pulley |
Four Position Tool Post |
Electric Motor – 5 HP 3 PH. 1440 rpm |
Motor V-belt set |
Electric Panel Board (Hanging Type) |
Rear Splash Guard |
Dog or True Chuck |
Coolant Pump, Tank and Nozzle |
Quick Change tool Post with Tool holders/ Rear Tool Post with Long cross Slide |
Taper Turning Attachment |
Face plate |
Machine Lamp |
Electro Magnetic Brake with Footpedal |
A26 Spindle with 54mm |
A28 Spindle with 80mm |
A211 Spindle with 105mm |
Extra center height 12” to 15” |
Extra bed width 15” |
Any special requirement as per customer’s drawing. |
Specification | 265 / 1 | 265 / 2 | 265 / 3 | 265 / 4 | 265 / 5 |
---|---|---|---|---|---|
Bed: | |||||
Bed Type | 2 V & 2 Flat | 2 V & 2 Flat | 2 V & 2 Flat | 2 V & 2 Flat | 2 V & 2 Flat |
Bed Length | 1676 (5' 6") | 2135 (7') | 2740 (9') | 3050 (10') | 3650 (12') |
Bed Width | 323 (12..¾") | 323 (12..¾") | 323 (12..¾") | 323 (12..¾") | 323 (12..¾") |
Gap Length | 165 mm | 165 mm | 165 mm | 165 mm | 165 mm |
Capacity: | |||||
Height Of Centre | 265 (10.5") | 265 (10.5") | 265 (10.5") | 265 (10.5") | 265 (10.5") |
Swing over Bed | 520 mm | 520 mm | 520 mm | 520 mm | 520 mm |
Swing in Gap | 820 mm | 820 mm | 820 mm | 820 mm | 820 mm |
Swing over Cross Slide | 320 mm | 320 mm | 320 mm | 320 mm | 320 mm |
Distance Between Centre | 550 mm | 985 mm | 1600 mm | 1900 mm | 2500 mm |
Movement of Cross Slide | 240 mm | 240 mm | 240 mm | 240 mm | 240 mm |
Movement of Compound Slide | 140 mm | 140 mm | 140 mm | ||
Main Spindle: | |||||
Spindle Nose (Threaded Type) | Ø 76.2 mm | Ø 76.2 mm | Ø 76.2 mm | Ø 76.2 mm | Ø 76.2 mm |
Taper Bore in Spindle Sleeve | MT-4 | MT-4 | MT-4 | MT-4 | MT-4 |
Spindle Bore | Ø 54 (2.1/8") | Ø 54 (2.1/8") | Ø 54 (2.1/8") | Ø 54 (2.1/8") | Ø 54 (2.1/8") |
Tail Stock: | |||||
Quill Dia | Ø 60.3 mm | Ø 60.3 mm | Ø 60.3 mm | ||
Taper in Quill | MT-4 | MT-4 | MT-4 | ||
Quill Travel | 180 mm | 180 mm | 180 mm | ||
Speed: | |||||
No. of Spindle Speed | 8 | 8 | 8 | ||
RPM (Low/High) | 30 – 1200 | 30 – 1200 | 30 – 1200 | ||
Feeds: | |||||
Nos. of feeds Range | 68 | 68 | 68 | 68 | 68 |
Longitudinal / Rev. | 0.066 – 2.359mm | 0.066 – 2.359mm | 0.066 – 2.359mm | 0.066 – 2.359mm | 0.066 – 2.359mm |
Transverse / Rev. | 0.016 – 0.564mm | 0.016 – 0.564mm | 0.016 – 0.564mm | 0.016 – 0.564mm | 0.016 – 0.564mm |
Thread / No. of Range | |||||
Metric Thread | 24 (0.5 -15 mm) | 24 (0.5 -15 mm) | 24 (0.5 -15 mm) | 24 (0.5 -15 mm) | 24 (0.5 -15 mm) |
English Thread | 44 (2-60 TPI) | 44 (2-60 TPI) | 44 (2-60 TPI) | 44 (2-60 TPI) | 44 (2-60 TPI) |
Lead Screw | Ø 38 mm x 4 TPI | Ø 38 mm x 4 TPI | Ø 38 mm x 4 TPI | Ø 38 mm x 4 TPI | Ø 38 mm x 4 TPI |
Feed Shaft | Ø 31.75 mm | Ø 31.75 mm | Ø 31.75 mm | Ø 31.75 mm | Ø 31.75 mm |
Electricals: | |||||
Motor Power | 5 H.P. / 3.75 KW | 5 H.P. / 3.75 KW | 5 H.P. / 3.75 KW | 5 H.P. / 3.75 KW | 5 H.P. / 3.75 KW |
General: | |||||
Weight (Approx.) | 1350 Kg. | 1500 Kg. | 1800 Kg. | 2000 Kg. | 2250 Kg. |
Floor Space Occupied in (mm) | 2000 x 1000 | 2500 x 1000 | 3000 x 1000 | 3350 x 1000 | 4000 x 1000 |
(Approx.)L x W x H | x 1370 | x 1370 | x 1370 | x 1370 | x 1370 |