Heavy Duty CNC Horizontal Lathe SIEMENS 828D, Max Dia 650, 8Ton Load, Hydraulic Steady Rest

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Heavy Duty CNC Horizontal Lathe SIEMENS 828D, Max Dia 650, 8Ton Load, Hydraulic Steady Rest

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Heavy Duty CNC Horizontal Lathe SIEMENS 828D, Max Dia 650, 8Ton Load, Hydraulic Steady Rest Specification

Product Type
CNC Horizontal Lathe

Material
High-grade Cast Iron

Cutting Thickness
Depends on tool and material

Cutting Speed
Variable (up to 800 RPM)

CNC Or Not
CNC

Automatic Grade
Automatic

Control System
SIEMENS 828D

Max. Swing Diameter
650 mm

Voltage
380V/415V, 3 Phase

Weight (kg)
Approx. 12000 kg

Dimension (L*W*H)
Approx. 8000mm x 2000mm x 2000mm (Depends on model configuration)

Capacity
8 Tons load

Feature
Hydraulic Steady Rest, High Stability, Heavy Duty Construction, Precision machining with advanced CNC capabilities

Color
White and Dark Gray

Distance Between Centers
2000 mm - 8000 mm (varies with model)

Tool Post
Automatic, heavy-duty

Tailstock Quill Diameter
120 mm - 180 mm

Bed Width
600 mm (typical heavy-duty design)

Tailstock Quill Travel
250 mm - 300 mm

Main Motor Power
15 kW - 30 kW (based on variant)

Rapid Traverse Speed
8 - 12 m/min

Coolant System
Integrated, high flow

Chuck Size
500 mm - 800 mm (customizable)

Turret Type
Optional 4/6/8/12-station turret

Hydraulic Power Pack
Included for steady rest and chuck

Programmable Functions
Fully programmable CNC operations

Repeat Positioning Accuracy
0.004 mm

Spindle Taper
Standard MT No.6 or customized

Spindle Bore
130 mm - 255 mm (depending on specification)

About Heavy Duty CNC Horizontal Lathe SIEMENS 828D, Max Dia 650, 8Ton Load, Hydraulic Steady Rest

1. Machine Application

This CK84655m CNC horizontal lathe is widely used for precision machining of medium-heavy shaft parts, sleeves and disc workpieces.

It fits hydraulic accessories, mining machinery, auto parts and pipeline component mass production.

2. Overall Rigid Bed Structure

Adopt HT300 high-strength cast iron, three integrated guide rails with 1100mm width
Guide surface medium-frequency quenching, strong wear resistance
Double aging treatment to eliminate internal casting stress, long-term stable precision without deformation
Built-in W-shaped reinforcing ribs, strong anti-deformation capacity under heavy cutting
Rear integrated chip removal slope, match optional automatic chip conveyor for easy cleaning
Max workpiece load between centers: 8 Ton, max turning diameter: 650, max processing length: 5000mm

3. High-performance Spindle & Drive System

Main motor: 40kW AC servo EMK motor, spindle speed range 5250r/min stepless adjustment
Spindle three-point supporting structure, thermal elongation backward, no precision loss
Independent forced oil circulation lubrication, with insufficient lubrication flow alarm
Spindle front double sealing design to prevent oil leakage and dust
Equipped 630 manual four independent jaw chuck for stable clamping of rough blanks

4. Carriage, Tool Post & Tailstock

X/Z axis adopt ball screw semi-closed loop servo drive, rapid traverse speed 4000mm/min
Vertical 4-station electric turret, standard 4040 tool shank, accurate and fast tool change
Split upper-live spindle tailstock, 260 quill, metric 80 taper hole
Whole tailstock and quill driven by motor, equipped anti-slip stop rod for heavy work support

5. Standard Hydraulic Steady Rest

Standard equipped hydraulic self-centering steady rest, clamping range 45310mm.

It effectively suppress workpiece vibration and bending during slender shaft processing, finish surface roughness reaches Ra1.6.

6. SIEMENS 828D CNC System Functions

X/Z two-axis linkage control, Chinese & English switchable operation panel
Support thread turning, fixed turning cycles, tool radius/length compensation
Metric & inch unit conversion, program import and export, convenient operation for overseas workers

7. Machining Precision Standard

Comply with GB/T23569 heavy-duty lathe national inspection standard

Finish turning roundness: 0.01mm
Cylindricity within 300mm: 0.025mm
End face flatness: 0.025mm (concave only)
X axis positioning accuracy: 0.025mm; Z axis positioning accuracy: 0.02/2000mm

8. Optional Upgraded Configurations

We support customized extra attachments according to customer workpieces:

Boring device for deep inner hole processing
Internal & external grinding head
Renishaw tool setter and wireless measuring probe
BMT power turret with simple C-axis indexing
Different brand spindle bearings (NSK/FAG/SKF)
Chain plate automatic chip conveyor with cooling circulation tank

9. Factory After-sales Support

Complete delivery accessories: all kinds of wrenches, installation bolts, leveling pads, spindle & tailstock centers
Full sets technical documents: mechanical manual, electrical manual, system operation book, factory certificate
One-year whole machine warranty, lifelong cost-price spare parts supply
Support factory trial cutting and remote video inspection before order

Contact me: Tina

WhatsApp:+86 17857586156

Email: dezhou@dzguanlu.com

Deephole series Web: www.dzgljc.com

Heavy duty lathe series Web: www.novatechlathe.com

Engineered for Precision and Strength

Crafted with a high-grade cast iron bed and advanced CNC capabilities, this horizontal lathe guarantees outstanding stability and minimal thermal deformation. The SIEMENS 828D control system supports complex machining processes, while the automatic, heavy-duty toolpost and integrated high-flow coolant system further enhance operational efficiency.

Versatility to Match Any Heavy-Duty Requirement

Whether you need a machine for shaft production, large flanges, or heavy industrial components, this CNC lathe adapts seamlessly. With customizable distances between centers (2000 mm - 8000 mm) and turret options, it is designed to support a wide variety of machining applications with ease and precision.

FAQ's of Heavy Duty CNC Horizontal Lathe SIEMENS 828D, Max Dia 650, 8Ton Load, Hydraulic Steady Rest:

Q: How does the SIEMENS 828D control system benefit the lathe's operation?

A: The SIEMENS 828D control system provides precise, fully programmable operations, enabling advanced CNC machining with easy-to-use interface and reliable automation. This allows for consistent quality, improved productivity, and adaptable complex part production.

Q: What types of workpieces can this lathe accommodate?

A: Thanks to its maximum swing diameter of 650 mm, load capacity of 8 tons, and adjustable bed length (2000 to 8000 mm between centers), the lathe is ideal for turning large shafts, rollers, flanges, and similar heavy components in industries like shipbuilding, power generation, and railways.

Q: When should I select a customized turret or spindle bore option?

A: Customization of turret configuration (4/6/8/12-station) or spindle bore sizes (130 mm to 255 mm) is recommended when your production requires frequent tool changes or needs to handle unusually large or specialized workpieces to maximize efficiency and flexibility.

Q: Where is the heavy-duty CNC horizontal lathe typically installed?

A: This lathe is commonly installed in industrial facilities such as machine shops, manufacturing plants, and heavy engineering workshops where high stability, precision, and heavy-duty machining are essential.

Q: What is the process for ensuring machining accuracy with this lathe?

A: Accuracy is achieved through the rigid construction, automatic heavy-duty tool post, rapid traverse, and high repeat positioning accuracy (0.004 mm), controlled by the SIEMENS 828D system, along with integrated hydraulic and coolant systems for stable and precise cutting.

Q: How is the hydraulic steady rest utilized during operation?

A: The hydraulic steady rest supports long or heavy workpieces, minimizing deflection and vibration during machining. This improves surface finish and extends tool life, especially during processing of extended shafts or large cylindrical parts.

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