CNC Technology for Small Lot Machining

Southwestern Industries


The simple, low cost answer to manual turning

  • Designed for basic turning work
  • Operate in CNC or manual mode
  • 14” swing over bed, 40” between centers


CNC for basic turning

  • 2-axis CNC and DRO
  • Inexpensive to own and operate - ideal for very small lots and simple second operations
  • Available on the TRAK 1440EX lathe
  • Runs ProtoTRAK conversational language and CAM
  • Run in manual or CNC mode

Specifications for TRAK TRL 1440EX

ProtoTRAK CNC Model ELX Height of Centers 7"
Distance between centers 40" Swing over bed 14"
Swing Over Saddle Wings 14" Swing Over Cross Slide 7.0"
Cross Slide Travel 8.0" Tool Section Max 3/4"
Coolant Tank Capacity 3 gal. Width Of Bed 8.1"
Height Of Bed 10.6" Spindle Nose D1-4
Spindle Through Hole 1.57" Spindle Taper MT#5
Taper In Reduction Sleeve 3 Spindle Dia At Front Bearing 2.36"
Number Of Bearings 2 Spindle Speed Range RPM
Number Of Speeds 12 Tailstock Standard
Quill Travel 5" Quill Diameter 1.575"
Quill Taper Hole MT#3 Spindle Motor HP 5
Power Requirements, Control 110V; 1P; 8A Power Requirements, Machine 220V; 3P; 60Hz
Amps Full Load Current 15 Dimensions Net 73" x 44" x 57"
Dimensions Shipping 78" x 49" x 67" Weight Net 1800 lbs.
Weight Shipping 2200 lbs. Maximum Rapid Feed X (IPM) 100
Maximum Rapid Feed Z (IPM) 100 Coolant Pump Motor HP 1/8 HP
Spindle Motor Brake Magnetic Way Surface Hardness 400 - 450 HB
Head Stock Lubrication Splash Lube

Options See All

Direct-mounting chuck features separate top jaws and master jaws. The chuck is rated for the top RPM of the lathe.

Lathe Model     Size      Chuck Through-hole      Spindle
1440EX                6"                  1.57"                            D1-4
1630SX                8"                  2.36"                            D1-6
1630HSSX          6"                  1.77"                             A2-4
1845SX                8"                  2.36"                             D1-6
2470SX              12"                 4.160"                           D1-8

Lathe Model      Type
1440EX               5C Taper Mount, Extended Nosepiece
1630SX               5C Taper Mount, Extended Nosepiece
1630HSSX          5C Taper Mount, Extended Nosepiece
1845SX               5C Taper Mount, Extended Nosepiece

The optional coolant pump is mounted on the back of the machine column. It is wired into the electrical panel for operation through the Accessory key on the CNC front panel. A manual switch is provided for ProtoTRAK EMX and SMX CNC two-axis models, or if Auxiliary Function option is not ordered.

300mm, slotted. Mounted by the D-1 camlock.

Lathe Model       Diameter
1440EX                10"
1630SX                12"
1845SX                14"
2470SX                20"

Solid brass nib type.

Lathe Model       Max Workpiece Dia.
1440EX                     1.97"
1630SX                     5"
1630HSSX               5"
1845SX                     3.94"
2470SX                     6.5”

Our most popular accessory (shown on mill). A convenient hand-held switch to start and stop the CNC servos during program run.

Model          Diameter (inches)     Type
1440EX            .20 to 2.36                  Roller
1630SX          .500 to 5.575               Roller
1630HSSX    .500 to 5.575               Roller
1845SX           .0.4 to 7.787               Roller
2470SX            1.5 to 8.00                 Roller

Dorian brand tooling kit. Contains a tool post and a variety of tool holders. The tool post has a release mechanism for quick, easy tool changes. It is repeatable within .001".

Lathe Model        Tooling
1440EX                 3/4"
1630SX                 3/4"
1630HSSX            3/4"
1845SX                 3/4" or 1"
2470SX                 1"

The tooling kit includes:

  • A quick-change tool post
  • 4 each 3/4" or 1" square tool holders for turning, facing and boring
  • 1 each #4 Morse taper drill holders
  • 1 each boring tool holder

     - For the 3/4" Tooling Kit - 1" holder

     - For the 1" Tooling Kit - 1.25" holder

The USB Thumb Drive option is an industrial grade 512MB thumb drive. It serves the following purposes:

  • Save program files for backing up or additional storage
  • Load program files
  • Share program files between ProtoTRAKs or computers
  • Save system configuration files, including backlash and calibration values

The optional work lamp is a 110 volt, 15 watt fluorescent light. The 18" light tube is mounted to the top of the splash shield just to the right of the spindle. The light is protected by a watertight polycarbonate tube that is sealed by an o-ring. A steel shield prevents damage from large flying objects and stainless steel armoring protects the electrical cable.

Available for current TRAK SX Lathes and as a retrofit for prior TRAK and Sport models 1440P and 1745P. A halogen work lamp is available as an option for the 1440EX lathe.