Desktop lathe TU 2807 400 V OPTIMUM

Desktop lathe TU 2807 400 V OPTIMUM. The desktop lathe TU 2807 400 V OPTIMUM offers precise processing with a concentricity of better than 0.009 mm. Its powerful maintenance-free motor and gray cast iron bed ensure exceptional performance. It includes a 3-jaw chuck and a quadruple tool holder, with quick and easy adjustment. Additionally, it features right/left rotation and an adjustable tailstock for taper turning, ideal for demanding tasks. With its quiet variable speed drive and digital display, it is perfect for being productive from the start.

FEATURES

• Precise processing
• Powerful and maintenance-free motor
• Strongly ribbed 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.
• Right/left rotation switchable on the control panel
• Main spindle hardened 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
• Upper carriage sliding on the cross carriage
• Adjustable tailstock for taper turning ± 5 mm
• Tailstock and handwheel with fine adjustable scale of 0.02 mm
• Quick, easy, and tool-free adjustment using a clamping lever.
• Spindle mounted in two sintered bearings
• Gear change set included in the standard supply for thread cutting
• Handwheels on the carriage with fine adjustable 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.
• Speed change easily adjustable 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: 400 volts
• 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: MK 3
• Stroke of the quill: 85 millimeters
• Quill diameter: 30 millimeters

Axis

• 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
• Quadruple steel support of 12 mm
• HSS lathe tool
• Stop
• Frying pan
• Gear change set
• Operating tool

FOR WHAT TYPE OF WORK IS IT SUITABLE

The desktop lathe TU 2807 400 V OPTIMUM 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