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VMC640 CNC Vertical Machine Center
  • VMC640 CNC Vertical Machine Center
  • VMC640 CNC Vertical Machine Center
  • VMC640 CNC Vertical Machine Center
  • VMC640 CNC Vertical Machine Center
  • VMC640 CNC Vertical Machine Center

VMC640 CNC Vertical Machine Center

VMC640 CNC Vertical Machine Center Spindle air blow design provide the positive air pressure to prevent contaminents influnce the spindle. 24 tools arm type tools magazine, rigidity to holder heavy tools, cam system to change tools.
  • VMC640 CNC Vertical Machine CenterDownload
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Machine Specifications
Items VMC640
Worktable
Worktable (Length× Width) 920x400mm
Max. load capacity 300kg
T slot (No. x width x distance) 3x14mmx120mm
Travel (X/Y/Z) 650/400/500mm
Spindle nose to table 120-620mm
Spindle
Spindle speed 40~8000rpm
Spindle motor 5.5/7.5kW
Servo main motor rated output torque 26.3 Nm
Spindle taper BT40
Motion
Rapid feed speed(X axis) 30m/min
Rapid feed speed(Y axis) 30m/min
Rapid feed speed(Z axis) 18m/min
Cutting feed speed 1~10000 mm/min
Tool
Tool magazine type Arm type
Tool magazine capacity 16T
Max diameter/length/weight of tool 80mm/300mm/7kg
Tool change way random
Tool changing time (tool to tool/cut to cut) 1.75/5s
Accuracy
Positioning accuracy (X/Y/Z axis) ±0.005/300 JIS
Repeatability (X/Y/Z-axis) ±0.003    JIS
Other
Air pressure 6-8bar
Machine dimension(L x W x H) 2180×2050×2600mm
Net weight 3300kg
 
Equipments
Item 01 Descriptions  
01.01 FANUC 0i MF system  
01.02 FANUC servo feed motor  
01.03 FANUC servo spindle motor  
01.04 Japan NACHI or Germany FAG bearings  
01.05 Taiwan or Germany ball screws  
01.06 Portable Manual pulse generator  
01.07 16T Arm type tool magazine  
01.08 Taiwan X/Y linear guide way, Z axis harden box way  
01.09 Automatic lubricating system  
01.10 Coolant system  
01.11 Work light  
01.12 3 color tower signal light  
01.13 spindle air curtain protection  
01.14 Air gun cleaner  
01.15 Full enclosure splash guard  
01.16 Foundation bolts  
01.17 Adjusting bolts and sizing block  
 
Optionals
Item 02 Descriptions  
02.01 SIEMENS 828D basic control L +shop mill  
02.02 SIEMENS 808DA  
02.03 the 4th axis rotary table 160mm with manual tail stock  
02.04 Chain type chip removal system with flushing  
02.05 Screw type chip removal system with flushing  
02.06 BT40-120 direct connection spindle 8000rpm
(with10000rpm spindle units)
 
02.07 Schmersal or Siemens electromagnetic locks  
02.08 Workpiece measuring probe system( RENISHAW OMP60 )  
02.09 Tool setting probe(RENISHAW TS27R  
02.10 Heat exchanger in electric cabinet  
 
Product Presentation
Spindle air blow design provide the positive air pressure to prevent contaminents influnce the spindle.
  
Tool magazine
24 tools arm type tools magazine, rigidity to holder heavy tools, cam system to change tools.
Equipments
Item 01 Descriptions  
01.01 FANUC 0i MF system  
01.02 FANUC servo feed motor  
01.03 FANUC servo spindle motor  
01.04 Japan NACHI or Germany FAG bearings  
01.05 Taiwan or Germany ball screws  
01.06 Portable Manual pulse generator  
01.07 16T Arm type tool magazine  
01.08 Taiwan X/Y linear guide way, Z axis harden box way  
01.09 Automatic lubricating system  
01.10 Coolant system  
01.11 Work light  
01.12 3 color tower signal light  
01.13 spindle air curtain protection  
01.14 Air gun cleaner  
01.15 Full enclosure splash guard  
01.16 Foundation bolts  
01.17 Adjusting bolts and sizing block  
Optionals
Item 02 Descriptions  
02.01 SIEMENS 828D basic control L +shop mill  
02.02 SIEMENS 808DA  
02.03 the 4th axis rotary table 160mm with manual tail stock  
02.04 Chain type chip removal system with flushing  
02.05 Screw type chip removal system with flushing  
02.06 BT40-120 direct connection spindle 8000rpm
(with10000rpm spindle units)
 
02.07 Schmersal or Siemens electromagnetic locks  
02.08 Workpiece measuring probe system( RENISHAW OMP60 )  
02.09 Tool setting probe(RENISHAW TS27R  
02.10 Heat exchanger in electric cabinet  
Product Presentation
Spindle air blow design provide the positive air pressure to prevent contaminents influnce the spindle.
  
Tool magazine
24 tools arm type tools magazine, rigidity to holder heavy tools, cam system to change tools.

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.