… T630 T800 T1000 T1200 W550 3tons Metalworking Manual Speed Turning Centre Lathe
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T630 T800 T1000 T1200 W550 3tons Metal Lathe
  • T630 T800 T1000 T1200 W550 3tons Metal Lathe

T630 T800 T1000 T1200 W550 3tons Metal Lathe

T630 T800 T1000 T1200 W550 3tons Metalworking Manual Speed Turning Centre Lathe is universal lathe suitable for turning cylindrical and end face, grooving, cutting, boring as well as boring and turning inner cone, threading of axle.
  • T630 T800 T1000 T1200 W550 3tons Metalworking Manual Speed Turning Centre LatheDownload
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Technical Specifications of T630 T800 T1000 T1200 W550 3tons Metalworking Manual Speed Turning Centre Lathe Machine
Model T630 T800 T1000 T1200
Type W550 W550 W550 W550
Capacity        
Swing over bed Φ630mm (25'') Φ800mm (31.5'') Φ1000mm (39'') Φ1200mm (47'')
Swing over cross slide Φ350mm (13.8'') Φ485mm (19'') Φ685mm (27'') Φ800mm (31.5'')
Swing over gap (optional for gap bed lathe) Φ830mm (33'') Φ1000mm (39'') Φ1200mm (47'') Φ1400mm (55'')
Valid length of gap (optional for gap bed lathe) 300mm (11.8”)
Max. length of workpiece 1000-10000mm (39''-394'')
Max. weight of workpiece 3000kg
Bed width 550mm (22'')
Headstock  
Spindle bore Φ105mm Φ105mm (optional: Φ130mm)
Spindle taper 1: 20; Φ120mm 1: 20; Φ120mm (optional: Φ140mm)
Spindle nose C11 or D11
Spindle speed range 14-750rpm
Spindle speed step 18 steps
Gearbox- threads and feeds  
Metric threads 1-240mm /54kinds
Inch threads 28-1TPI /36kinds
Module threads 0.5-60mm /27kinds
Diametral threads 30-1DP /27kinds
Longitudinal feed 0.048-24.3mm/r /72kinds
Cross feeds 0.024-12.15mm/r /72kinds
Rapid feed (longitudinal/cross) 4000/2000mm/min
Leadscrew diameter/pitch T48/12mm or T55/12mm (≥6000mm)
Carriage  
Travel of cross slide 350mm (14'') 420mm (16.5'') 520mm (20.5'') 620mm (24'')
Travel of compound rest 200mm (8’’)
Size of tool shank 32x32(1.3''x1.3'')
Tailstock  
Diameter of tailstock sleeve 100mm (3.9'') 120mm (4.7'')
Taper hole of tailstock center MT-6
Travel of tailstock sleeve 240mm (9.4'')
Motor  
Main motor power 11kW
Coolant pump motor power 0.09kW
Rapid feed motor power 1.1kW

Equipments
1. 3-Jaw chuck Φ325mm;
2. 4-Jaw chuck Φ400mm;

3. Center and center sleeve;
4. Foundation bolts & Level blocks;

 
Optional accessories
1. 3-Jaw chuck Φ400mm;
2. 4-Jaw chuck Φ630mm;

3. Face plate Φ800mm;
4. Live center;

5. Follow rest;
6. Steady rest;

 
Applications 
Metalworking Manual Speed Turning Centre Lathe Machine is universal lathe suitable for turning cylindrical and end face, grooving, cutting, boring as well as boring and turning inner cone, threading of axle, cylinder and disk parts with high speed steel and hard alloy steel cutters.
Applications 
Metalworking Manual Speed Turning Centre Lathe Machine is universal lathe suitable for turning cylindrical and end face, grooving, cutting, boring as well as boring and turning inner cone, threading of axle, cylinder and disk parts with high speed steel and hard alloy steel cutters.
Technical Specifications of T630 T800 T1000 T1200 W550 3tons Metalworking Manual Speed Turning Centre Lathe Machine
Model T630 T800 T1000 T1200
Type W550 W550 W550 W550
Capacity        
Swing over bed Φ630mm (25'') Φ800mm (31.5'') Φ1000mm (39'') Φ1200mm (47'')
Swing over cross slide Φ350mm (13.8'') Φ485mm (19'') Φ685mm (27'') Φ800mm (31.5'')
Swing over gap (optional for gap bed lathe) Φ830mm (33'') Φ1000mm (39'') Φ1200mm (47'') Φ1400mm (55'')
Valid length of gap (optional for gap bed lathe) 300mm (11.8”)
Max. length of workpiece 1000-10000mm (39''-394'')
Max. weight of workpiece 3000kg
Bed width 550mm (22'')
Headstock  
Spindle bore Φ105mm Φ105mm (optional: Φ130mm)
Spindle taper 1: 20; Φ120mm 1: 20; Φ120mm (optional: Φ140mm)
Spindle nose C11 or D11
Spindle speed range 14-750rpm
Spindle speed step 18 steps
Gearbox- threads and feeds  
Metric threads 1-240mm /54kinds
Inch threads 28-1TPI /36kinds
Module threads 0.5-60mm /27kinds
Diametral threads 30-1DP /27kinds
Longitudinal feed 0.048-24.3mm/r /72kinds
Cross feeds 0.024-12.15mm/r /72kinds
Rapid feed (longitudinal/cross) 4000/2000mm/min
Leadscrew diameter/pitch T48/12mm or T55/12mm (≥6000mm)
Carriage  
Travel of cross slide 350mm (14'') 420mm (16.5'') 520mm (20.5'') 620mm (24'')
Travel of compound rest 200mm (8’’)
Size of tool shank 32x32(1.3''x1.3'')
Tailstock  
Diameter of tailstock sleeve 100mm (3.9'') 120mm (4.7'')
Taper hole of tailstock center MT-6
Travel of tailstock sleeve 240mm (9.4'')
Motor  
Main motor power 11kW
Coolant pump motor power 0.09kW
Rapid feed motor power 1.1kW
Equipments
1. 3-Jaw chuck Φ325mm;
2. 4-Jaw chuck Φ400mm;

3. Center and center sleeve;
4. Foundation bolts & Level blocks;

 
Optional accessories
1. 3-Jaw chuck Φ400mm;
2. 4-Jaw chuck Φ630mm;

3. Face plate Φ800mm;
4. Live center;

5. Follow rest;
6. Steady rest;

Knee Type Milling Machine: Precision Versatility for Industrial Manufacturing

What is a Knee Type Milling Machine?

A knee type milling machine is a fundamental machine tool distinguished by its vertically adjustable worktable mounted on a "knee" casting. This knee moves precisely up and down a fixed column via a screw mechanism, enabling accurate Z-axis positioning crucial for diverse milling operations.

Working Principle

The core principle involves a rotating milling cutter removing material from a workpiece secured to the table. The adjustable knee mechanism allows controlled vertical movement (Z-axis), while the table provides longitudinal (X-axis) and transverse (Y-axis) travel. This 3-axis control facilitates complex machining of flat, angular, and contoured surfaces.

Key Applications

  • Tool & Die Making: Precision molds, jigs, fixtures
  • Prototyping: Rapid part development
  • Maintenance Shops: Equipment repair & part fabrication
  • General Machining: Slotting, drilling, facing, keyway cutting
  • Aerospace & Automotive: Component manufacturing

Distinctive Features & Advantages

  • Vertical Adjustability: Knee movement enables quick workpiece height changes
  • Rigid Construction: Robust cast iron frame ensures stability
  • Manual & CNC Options: Traditional control or computer numerical precision
  • Turret Design (Common): Swiveling milling head for multi-angle machining
  • Wide Workpiece Compatibility: Handles various sizes and shapes

Primary Classifications

  • Vertical Knee Mill: Spindle axis perpendicular to table (most common)
  • Horizontal Knee Mill: Spindle axis parallel to table (for heavy stock removal)
  • Universal Knee Mill: Table swivels for complex angular cuts
  • Turret Mill: Head rotates on turret for flexible positioning

Main Components

  • Base & Column: Primary support structure
  • Knee: Vertically moving saddle supporting the table
  • Saddle & Table: Hold and position the workpiece (X/Y axes)
  • Milling Head: Houses spindle, motor, and quill (Z-axis)
  • Arbor/Spindle: Rotating shaft holding cutting tools
  • Controls: Manual handwheels or CNC interface

Evolution & Industry Significance

Since their development in the late 19th century, knee-and-column mills revolutionized machining. The iconic Bridgeport design (1938) popularized the turret style. While CNC machining centers dominate high-volume production, knee mills remain indispensable for flexibility, ease of use, and cost-effectiveness in job shops, schools, and repair facilities worldwide.

Fortune Pacific: Your Knee Mill Solution

At Fortune Pacific, we engineer durable, high-precision knee type milling machines for demanding applications. Explore our range of vertical mills, horizontal mills, and CNC-ready models designed to enhance your workshop's capabilities. Discover the ideal machine for your metalworking, prototyping, or toolmaking needs.

Keywords: Knee Type Milling Machine, Vertical Milling Machine, Horizontal Mill, Turret Mill, Knee-and-Column Mill, Milling Machine for Sale, Industrial Milling, Metalworking Equipment, Workshop Machinery, CNC Mill, Toolroom Mill, Precision Machining, Fortune Pacific, Machine Tool Manufacturer.