Introducing the

TRAK TC820si Turning Center

featuring the SINUMERIC ONE CNC

A Production Lathe As Only TRAK Machine Tools Would.

TRAK Vertical Machining Centers featuring the SINUMERIK ONE CNC
TRAK Machine Tools + Siemens
Siemens has a long history as a world leader in technology and will continue to shape the future of manufacturing. TRAK Machine Tools excels in delivering technology-driven tools that fit the way our customers work.
 
TRAK TC820si Turning Center and the SINUMERIK ONE
Strong Rigid Accurate
With features you need for production turning.
Hardened Box Ways on a Solid Casting

Hardened Box Ways on a Solid Casting provide increased rigidity, better damping, and less vibration for all purpose heavy duty cutting.

12-Station Sauter Bolt-On Turret

12-Station Bolt-On Turret for 0.75″ tooling with hydraulic locking system provides a reliable, precise interface between the machine, the tool and the work piece.

TRAK VMCsi 12,000 RPM spindle

Coolant Through Turret efficiently dissipates chips and heat during machining. This greatly enhances cutting performance, accuracy, surface finish and tool life.

VMCsi Coolant Through Spindle (CTS)

Manual Tailstock with Hydraulic Quill provides additional support for longer workpieces. Quill stroke of 4.13″ with MT4 taper.

Hydraulic 3-Jaw Chuck

4,000 RPM Spindle with 2.56″ Bar Capacity provides high axial thrust and generates minimal heat. It uses four P4 class angular bearings for optimal support and rigidity.

Tool Setter and Probe - TRAK TC820si Turning Center

Tool Setting Arm and Probe with user-friendly interface for fast and reliable tool setup.

Direct Drive Motors - TRAK TC820si Turning Center

Direct Drive on X and Z Axes provide a rigid connection between the motor and the ballscrew for optimum servo control. This enhances accuracy and eliminates backlash.

Auto Lubrication - TRAK TC820si Turning Center

Automatic Lubrication controlled by the CNC system monitors and distributes oil to the box ways and ballscrews to ensure all critical components are always lubricated with the correct amount of oil.

20 Gallon Coolant System - TRAK TC820si Turning Center

Standard Coolant System features a 20-gallon tank and pump providing coolant through tool @ 30 psi. High-pressure coolant option also available.

Siemens Spindle Motor

SIMOTICS M-1PH8 Asynchronous Induction Spindle Motor with 14.75 HP continuous — capable of handling extreme duty cycles and short rise times.

Chip Conveyor - TRAK TC820si Turning Center

Chip Conveyor features an internal collection and side discharge system with a high rate of material removal. Chip cart is optional.

Siemens Axis Motor

High Performance Servo Motors with excellent positioning accuracy.

Other Standard Features:
  • Small footprint and generous 8.66″ maximum turned diameter and 20″ maximum turned length.
  • Heavy Machine Tool Construction provides mass for rigidity and heavy cuts.
  • Solid Casting for vibration absorption and rigidity.
  • Precision Ground Ballscrews
  • Guarding on All Axes to protect the castings, ballscrews and drivetrain systems.
  • 7.88″ Hydraulic 3 Jaw Chuck for A2-6 spindle nose
  • 787 IPM Feedrate on Z-Axis and 590 IPM Feedrate on X-Axis with aggressive acceleration and jerk control for ultra-fast positioning and reduced cycle times.
  • Absolute Position Encoders to eliminate homing and enhance precision.
  • Fine Chip Strainer has a metal screen with 1.7 mm openings to prevent large chips from clogging the coolant pumps.
  • Large Single Front Door with large viewing window for easy access and integration with automation.
TRAK TC820si 3D Drawing
SINUMERIK ONE
SINUMERIK ONE
No matter what programming style you know, the SINUMERIK ONE CNC adapts to you.
  • ShopTurn — apply your ProtoTRAK® (or Brand X) conversational skills and start making parts right away.
  • programGUIDE — program in G-code, even with limited experience.
  • G291 ISO Mode (ISO G-code) — your library of programs can be put to work no matter which control they were programmed on.
  • DIN G-code — unleash the world’s most powerful CNC
 
Request Product Info, Sales Quote or Demo
For the TRAK TC820si Lathe with the SINUMERIK ONE
TC820si

Specifications

  TC820si

Capacity

Height of Centers 41.3″
Maximum Swing 15.75″
Swing over carriage cover 11.81″
Maximum Turned Length (varies with workholding) 20″
Maximum turned diameter 8.66″
Tool Section Max 0.75″
Rapid Speeds 787 IPM on Z Axis
590 IPM on X Axis
X-axis travel 6.90″
Z-axis travel 20.8″

Headstock

Spindle nose front A2-6
Chuck diameter 7.88″
Drawtube thread M74 x 2.0 x 35 mm
Bar capacity 2.56″
Spindle bore 3″
Spindle front bearing diameter (ID) 4.33″
Number of bearings 4
Drive system Belt drive
Spindle Speed Range RPM 10-4,000
Quill Travel 4.13″
Quill Diameter 2.36″
Quill Taper Hole MT4

Spindle

Motor peak horsepower (480V) 38
Motor continuous horsepower (480V) 14.75
Maximum torque 100 ft-lbf @ 2,000 RPM

Turret

Number of tools 12 stations (bolt-on)
Turning tool shank dimensions 0.75″ x 0.75″
Maximum boring bar diameter 1.5″

Power Requirements - Machine

Voltage 480V
(208V with transformer option)
Amps Full Load Current 33A @ 480V
75A @ 208V
Phase/Hz 3/60

Dimensions

Net (L x W x H), lbs. 117″ x 80″ x 65″
8,000 lbs
Shipping (L x W x H), lbs. 120″ x 90″ x 87″
8,500 lbs

Other

Coolant Reservoir Capacity 20 gal
Coolant pump delivery 5.3 GPM @ 30 psi
Way lubrication capacity 3 l
Way lubrication oil type ISO 32 or 10W
Hydraulic oil capacity 11 gal
Hydraulic pump type Combination pump vane
Chip conveyor motor 200 Watt
Way Surface Hardness HRC 48~52
Specifications subject to change without notice.

Options

Machine Options

Bar Feeder

Bar Feeder

The LNS Quick Load Servo 80 S2 Bar Feeder allows for continuous machining with little or no operator intervention. With quick changeovers from one part run to another and a library of up to 500-part programs this servo driven bar feed will drastically increase productivity.

Equipped with an automatic diameter changing system, centerline and bar loading fingers adjust automatically as the new bar diameter is entered, no manual adjustment is required reducing changeover time to a minimum. The LNS servo motor control technology guarantees accurate bar feedout control with or without turret help and prevents hitting the turret with its soft touch positioning.

Bar Puller

Bar Puller

Royal®Compact CNC Bar Puller with ¾″ shank. Easily automate your TCSi with a compact bar puller. CNC bar pullers are inexpensive and require minimal setup, improve productivity and free up operators to handle other tasks.

Collet Chucks

Collet Chucks

ROYAL QUICK-GRIP™ PULLBACK CNC COLLET CHUCK. Traditional pullback design utilizing Royal QG-65 collets allow for a bar capacity of 2.66” and runout on the closing angle within 0.0002" TIR.

ROYAL QUICK-GRIP™ PULL-TO-A-STOP CNC COLLET CHUCK. Adjustable stop guarantees precise, consistent z-axis part positioning and enables very aggressive cutting. Utilizing Royal QG-65 collets allow for a bar capacity of 2.66” and runout on the closing angle within 0.0002" TIR.

ROYAL LOW-PROFILE 5C PULLBACK CNC COLLET CHUCK. Traditional pullback design provides a simple, low-cost method for utilizing popular 5C collets, guaranteed to run within 0.0002″ TIR. Compact dimensions allow for superior tool clearance and Z-axis travel.

Part Catcher

Part Catcher

The fully programable TRAK Part Catcher is deployed to catch a finished part as it is cut off to aid with unattended machining. The parts are collected in a bin for easy access while the machine is running.

Oil Skimmer

Oil Skimmer

The TRAK Oil Skimmer is operated by a button on the control panel or may be integrated into your program with the use of M code.

High Pressure Coolant

High Pressure Coolant

The TRAK high pressure coolant system allows coolant at 220 psi to be delivered directly through the turret and cutting tool efficiently dissipating chips and heat from pockets and holes during machining. This greatly enhances cutting performance, accuracy, surface finish and tool life.

Transformer

Transformer

The TRAK Transformer for the TC820 transforms from S/B 208v to 408v, factory mounted in an enclosure on the top of the machine.

Chip Cart

Chip Cart

Chip cart that fits under the chip conveyor to collect chip remains. Wheels, coolant drain and dumping system for ease of use.

Toolholder Kit

Toolholder Kit

Bolt-On Toolholder Kit; includes 8 wedge clamps for 0.75″ tooling, 3 boring bar holders with 1.25″ bore, 1 slide tool holder and accompanying coolant fittings.

TRAK<sup>®</sup> USB Memory

TRAK® USB Memory

The USB Memory option consists of an industrial-grade Delkin® Thumb drive. This device is unsurpassed for reliability and speed of file access and is the storage of choice for our own software engineers.

VIDEO: TRAK® USB Memory Option Overview

Software Options

3D Simulation (P25)

3D Simulation (P25)

3D Solid digital twin of your part, faithful in every programmed detail. You can check your program by close inspection of each detail using the touchscreen operation of the 19″ screen of the SINUMERIK ONE.

CNC Memory, 5.1 GB (P12 & P77)

CNC Memory, 5.1 GB (P12 & P77)

A combination of Siemens options that, together, adds internal memory to the SINUMERIK ONE to bring in and integrate large files (such as CAD and CAM). Extends the internal CNC memory by 1.8 GB.

DXF Reader (P56)

DXF Reader (P56)

Open DXF files on the SINUMERIK ONE to easily transfer data into your program. Program faster and reduce errors on programming dimensions. Open and use elements of multiple DXF files in the same program. Works within all the programming methods. Easily command specific features from drawing elements. Set your own part reference independent of the drawing origin.

Handwheel Run (M08)

Handwheel Run (M08)

Run the programmed moves by turning the handwheel. You control the feedrate by moving the Manual Pulse Generator on the control panel and the actual programmed path is moved. Adjust the relationship between the handwheel turns and the feedrate with 4 different resolution settings. Seamlessly go between Handwheel Run and fully automatic CNC run. Great for setups and for confidence making that first part!

Execution from External Storage (P75)

Execution from External Storage (P75)

Enables the use of an external memory device for running and editing programs. Allows your memory device to function like an expansion of your internal SINUMERIK ONE memory, without any restrictions on programs, subprograms, commands or even transferring to another machine.

Run MyVirtual Machine

Run MyVirtual Machine

Run MyVirtual Machine gives you rich simulations offline. You can program and optimize your jobs while your machine is running a different job.

ARTICLE: Run MyVirtual Machine — The Digital Twin of the Machine Application

Simulation Run During Machining (P22)

Simulation Run During Machining (P22)

3D Solid model graphics real time while running a program. It is a great way to check the progress of your job, especially when you are running a lot of coolant.

ShopTurn (P17)

ShopTurn (P17)

True conversational programming you can do right on the shop floor. Write complete part programs or insert a feature within another program. With guidance from Animated Elements, Tool Tips, Dynamic Graphics, Canned Cycles and Context-Sensitive Help to guide you can create programs with ease. You won’t have to go back to the person who programmed the part to fix or add to your program.

Residual Material Detection (P13)

Residual Material Detection (P13)

The SINUMERIK ONE automatically recognizes Rest Machining situations. Simply call up the Residual Machining canned cycle, enter a few simple inputs and the control does the rest.

Match the tool to the operation for fastest machining: large tool for hogging, smaller tool for regions the large tool won’t reach. Multiple Residual Machining cycles in the same feature gives you the flexibility to minimize cycle times.

Access MyMachine OPC UA (P67)

Access MyMachine OPC UA (P67)

The OPC UA (Unified Architecture) standard is particularly suitable for data exchange across different levels as it is independent from specific operating systems, has secure transfer procedures and better semantic description of the data.

OPC UA not only makes data available, but also provides information about the data (e.g. data types). This enables machine-interpretable access to the data.

SINUMERIK ONE Features & Options

Control Hardware

SINAMICS S120 Combi Drive

SINAMICS S120 Combi Drive

A power module with integrated infeed, motor modules for 4 axes (spindle and 3 feed axes). The combi drive has integrated external fans inside the heat sink installed on the back of the drive. It has an integrated brake control function for the motor holding brake and temperature sensor that activates an alarm if the temperature goes above the set threshold.

SINUMERIK ONE PPU 1740-1900

SINUMERIK ONE PPU 1740-1900

SINUMERIK ONE offers modularity, openness, flexibility and uniform structures for operation programing and visualization. It has integrated drive system SINAMICS S120 and S7-1500 PLC for medium and high-performance application. It offers high flexibility, excellent dynamics response, precision and optimum integration into networks.

VMCsi Control Panel

Machine Control Panel (MCP398C)

The elegant, minimalist MCP-398C has buttons to control the machine operation. Well positioned and clearly marked keys enable you to select X, Y, Z or spindle, select operating modes such as Jog, Auto, Manual Data Automatic (MDA), and activate various motors including augur, coolant, washdown, skimmer, and spindle cooler etc...

TRAK VMCsi Axis Motor

SIMOTICS S-1FK2 Axis Motor

SIMOTICS S-1FK2 are permanent magnet synchronous motors with high overload capability and integrated encoder system for speed and position control. It uses separate power and feedback cables to connect to SINAMICS S120 servo system. The motor has a 22-bit absolute encoder and connects to drive using the advanced DRIVE-CLIQ interface.

TRAK VMCsi Spindle Motor

SIMOTICS M-1PH8 Spindle Motor

The SIMOTICS M-1PH8 is a compact induction asynchronous spindle motor capable of handling extreme duty cycles and short rise times. It is exceptionally precise in terms of speed, torque and positioning. It uses separate power and feedback cables to connect to SINAMICS S120 servo system. The motor has 22-bit incremental encoder, it connects to the drive using the advanced DRIVE-CLIQ interface.


Control Features

Note: (O) = optional

General Operation

  • Touchscreen
    • 19” LED Multi-Touch Screen
    • Pan, zoom, pinch, rotate and scan, page up/down, swipe to top/bottom
  • Spindle Functions:
    • Thread cutting with constant or variable pitch
    • Tapping with compensating chuck and rigid tapping
  • Context sensitive help key you press for thorough explanations
  • Tool Tips – Pop-up descriptions within programming that automatically appear
  • Tool names make it easy to recognize tools available and assign sister tools
  • Dynamic images change with the selection of the field
  • Easy In/mm conversions
  • Font colors organize G codes for quick inspection
  • Familiar file management for storing and retrieving programs in a recognizable interface
  • Linux based operating language
  • Open architecture allows you to add apps, refine canned cycles
  • Soft keys intuitively guide you as you work, and a small number of hard keys mapped to machine functions
  • Built-in keyboard and calculator that appears automatically when needed.
  • Multiple channels - 4 channels; 6 axes of control standard (12 axes requires additional hardware)
  • Language support - English, German, Spanish, Chinese and more

Animated Elements

Throughout the operation of the SINUMERIK ONE, you will encounter Animated Elements. These clever mini-videos help you instantly grasp the underlying issue, enabling you to respond quickly and confidently.

Contour Editor

This powerful tool works within the all the programming methods of the SINUMERIK ONE. Use graphical elements to create even complex shapes. Automatically calculates intersections and points of tangency.

Also use Contour Editor to work with elements in DXF files. Open the drawing data within the Contour Editor, then use define tool path and even edit the geometry.

Programming Operation

  • Canned cycles make programming fill-in-the-blanks easy
  • In-process error detection explained in plain language
  • Math calculations in data input fields
  • Easy transition between programming, manual and automatic CNC operation screens
  • Selectable views – wireframe or model
  • Program summary - easily inspect even your largest programs
  • Easy program restart from stopping point
  • Easy building of programs – Combine G-code and conversational programming in the same program
  • Run time clock
  • Show G-code during program run
  • Soft limits for collision avoidance
  • Fast block processing time
  • Run time clock
  • Selectable programming for the style that fits your job and your shop - ISO, DIN, ShopTurn, programGUIDE
  • Automatic staging of next tool in ShopTurn conversational
  • Macro programming - Calling and running, master programs and subprograms
  • Residual machining detects and machines material left over from the tool and part geometry.

Powerful Program Simulations

  • True representations of part and tool geometry.
  • 3D graphics with zoom and rotation of viewing angle. (O)
  • Controls for program speed, single block operation and stop/start.
  • Calculations for machining time.
  • Run simulations of different programs as a job is being run.

Use simulations:

  • As you program to verify the program accuracy.
  • Before you run to calculate cycle times and check for crashes.
  • During run so you can see the program progress when coolant keeps you from seeing the actual part and tool (O)

Tool Probing

Probing is integrated into the Jog Mode so you can set up tools easily and quickly.

Powerful DRO (manual mode) Routines

Part set up manual or with a probe.

Tool Setups

Setting tools is simple due to the icons and Animated Elements that guide your selections. You define number of flutes, tip angle, cutting edges, holder angle, tool type and even tool life. A Magazine view shows which tools are in the magazine.

Tool, Spindle, M-Code (TSM)

A single key gives you access to features such as loading tools, activating a work coordinate or turning on a spindle. Unlike the cumbersome MDI of other production controls, all operations are commanded by answering conversational prompts. This greatly simplifies set up.

Return from Jog (REPOS)

While running programs, the SINUMERIK ONE can halt the current operation and the tool tip can be jogged away from the part surface, allowing you to inspect the tool or part. the REPOS feature let’s you return to the part where the machining was stopped.

Mid-program Start

Stuff happens, power outages, tool breakage, unanticipated moves. The SINUMERIK ONE gives you unprecedented ability to get back to where you were in the part with a high degree of confidence and with minimal work. Powerful Block search and Interrupt point combine to get you started exactly where you left off or at a point before…just to make sure. This powerful routine even enables a tool retract/recover that is able to define the exact location and proper speed to recover a tap stranded by an unplanned interruption.


Control Options

Note: (O) = optional

DXF Reader (P56) (O)

Open DXF files on the SINUMERIK ONE to easily transfer data into your program. Program faster and reduce errors on programming dimensions. Open and use elements of multiple DXF files in the same program. Works within all the programming methods. Easily command specific features from drawing elements. Set your own part reference independent of the drawing origin.

Execution from External Memory (P75) (O)

Enables the use of an external memory device for running and editing programs. Allows your memory device to function like an expansion of your internal SINUMERIK ONE memory, without any restrictions on programs, subprograms, commands or even transferring to another machine.

Residual Material - Turning - SINUMERIK ONE

Residual Material Detection (P13) (O)

The SINUMERIK ONE automatically recognizes Rest Machining situations, simply call up the Residual Machining canned cycle, enter a few simple inputs and the control does the rest.

Match the tool to the operation for fastest machining: large tool for hogging, smaller tool for regions the large tool won’t reach. Multiple Residual Machining cycles in the same feature gives you the flexibility to minimize cycle times.

ShopTurn (P17) (O)

True conversational programming you can do right on the shop floor. Write complete part programs or insert a feature within another program. With guidance from Animated Elements, Tool Tips, Dynamic Graphics, Canned Cycles and Context-Sensitive Help to guide you can create programs with ease. You won’t have to go back to the person who programmed the part to fix or add to your program.

Simultaneous 3D Run (P22) (O)

3D Solid model graphics real time while running a program. It is a great way to check the progress of your job, especially when you are running a lot of coolant.

Handwheel Run (M08) (O)

Run the programmed moves by turning the handwheel. You control the feedrate by moving the Manual Pulse Generator on the control panel and the actual programmed path is moved. Adjust the relationship between the handwheel turns and the feedrate with 4 different resolution settings. Seamlessly go between Handwheel Run and fully automatic CNC run. Great for setups and for confidence making that first part!

Downloads

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