Precision lathe with concentricity TU 2807 230 V OPTIMUM

Lathe with concentricity precision TU 2807 230 V OPTIMUM. The TU 2807 230 V OPTIMUM lathe offers precise processing with a concentricity better than 0.009 mm. Its powerful maintenance-free motor and gray cast iron bed ensure superior performance. It includes a 3-jaw chuck and quadruple tool holder. With a smooth gear system and quick adjustment, it allows for efficient and productive use. Additionally, it features right/left rotation and an adjustable tailstock for taper turning, ideal for demanding jobs from the very start.

FEATURES

• Precise processing
• Powerful and maintenance-free motor
• Strongly grooved gray cast iron bed, induction hardened and precision ground
• Smooth operating feed gear with rounded gears working in an oil bath
• Hardened and ground Z-axis guide
• Guaranteed spindle tip concentricity better than 0.009 mm
• Concentricity in the lathe chuck better than 0.04 mm
• Automatic drive for longitudinal/feed spindle
• Feed spindle for thread cutting or automatic longitudinal turning
• Quadruple tool holder
• All guides can be adjusted using wedge strips.
• Switchable right/left rotation on the control panel
• Hardened main spindle mounted on adjustable precision tapered roller bearings
• P5 quality tapered roller bearings
• Hardened spindle nose with spindle hole of Ø 26 mm
• Rolled trapezoidal spindles
• Chip protection on the upper slide
• Sliding upper carriage on the cross carriage
• Adjustable tailstock for taper turning ± 5 mm
• Tailstock and handwheel with adjustable fine scale of 0.02 mm
• Quick, simple, and tool-free adjustment via clamping lever.
• Spindle supported in two sintered bearings
• Gear change set included in the standard supply for thread cutting
• Handwheels on the carriage with adjustable fine scale 0.04 / 0.01 mm
• Thrust bearing
• 3-jaw lathe chuck included in the standard supply
• Impact switch for emergency stop
• Fully equipped, allowing the user to be productive immediately after commissioning.

TU 2807V

• Quiet, powerful, brushless DC drive with excellent control characteristics
• High-precision steel coating for higher speeds.
• Easily adjustable speed change via potentiometer
• Digital speed display

TECHNICAL SPECIFICATIONS

Dimensions and weights

• Approximate length: 1370 millimeters
• Approximate width/depth: 640 millimeters
• Approximate height: 535 millimeters
• Approximate weight: 196 kilograms

Electrical data

• Drive motor output: 0.85 kW
• Supply voltage: 230 V
• Network frequency: 50 Hz

Feed

• Longitudinal feed range: 0.07 – 0.4 mm/rev
• Number of longitudinal feeds: 6

Threads

• Metric pitch: 0.2 – 3.5 mm/rev
• Number of metric threads: 18
• Imperial pitch: 56 – 8 Gg/1"
• Number of imperial threads: 21

Speed range

• Number of gears: 6
• Speed range: 150 – 2000 min¯¹

Spindle

• Spindle chuck: short cone
• Spindle hole diameter/rod passage diameter: 26 millimeters
• Maximum tool holder height: 12 millimeters
• Spindle cone: MT 4

Tailstock

• Throw: MT 3
• Quill stroke: 85 millimeters
• Quill diameter: 30 millimeters

Slides

• Upper slide travel: 60 millimeters
• Cross carriage travel: 160 millimeters
• Carriage saddle travel: 580 millimeters

Working areas

• Maximum height: 140 millimeters
• Maximum width: 700 millimeters
• Turning diameter over the machine bed: 266 millimeters
• Swing diameter over the planning carriage: 170 millimeters
• Bed width: 180 millimeters
• VPE: 1

COMPONENTS/PACKAGING

Unit: pcs.

Packaging unit: 1

• 3-jaw lathe chuck Ø 125 mm, centered clamping
• Fixed centering point MK 2 and MK 4
• 12 mm steel quadruple support
• HSS lathe tool
• Stop
• Frying pan
• Gear change set
• Operating tool

FOR WHAT TYPE OF WORK IS IT SUITABLE

The TU 2807 230 V OPTIMUM lathe with concentricity precision is suitable for:

• Machining parts
• Prototyping
• DIY
• Education
• Craft industry

CERTIFICATION

Stürmer Group Quality Management System certified according to ISO 9001:2015

ISO 9001 is a globally recognized standard for quality management. It helps organizations of all sizes and sectors improve their performance, meet customer expectations, and demonstrate their commitment to quality.

Its evaluation basis includes:

Customer requirement orientation

Compliance with standards and guidelines

Knowledge management

Clearly defined process flows

Corporate responsibility

Sustainability, development, and innovation

Risk management