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KR-1640
High-speed eight-head carving milling center
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Prodcuts Details

Product features:

Mainly suitable for the skin processing of various sanitary main parts. Instead of manual grinding and polishing, similar to milling, the surface of the part is milled to obtain a uniform part body.
1. Overall layout of the machine tool
Different from the existing engraving and milling machines on the market, KR-1640 adopts a vertical machining center bed structure, integrally cast, with stronger overall rigidity and better stability.
The herringbone column and saddle bed adopt a high-strength three-dimensional frame structure, and the bottom connecting contact surface is precision hand-shoveled, which has higher rigidity and precision stability.
The worktable adopts the longitudinal multi-dimensional angle heavy bearing design to improve the bearing capacity and processing stability.
2. Transmission system
The three-axis adopts roller linear guide, which has low dynamic and static friction, high sensitivity, low high-speed vibration, low-speed no creep, and high positioning accuracy. All adopt imported double nuts to pre-tighten the ball screw, double nuts automatically eliminate backlash, and the transmission accuracy is stable.
3. Spindle group
The main shaft system adopts high-speed electric main shaft, and the bearing adopts NSK P-class special main shaft bearing. The whole set of main shaft has long service life and high precision.
4. Cooling system
It is equipped with an external electric spindle air-conditioning oil cooler to ensure the service life of the spindle.
5. Nitrogen balance device
The Z-axis uses a nitrogen balance system, which is stable and smooth up and down without vibration, ensuring tool life and workpiece safety.

 Technical parameters:

project project specification unit
stroke X axis (left and right stroke) 600 mm
Y axis (forward and backward stroke) 500 mm
Z axis (up and down stroke) 300 mm
Distance from spindle center to column guide rail 600 mm
Distance from spindle end to worktable 150-550 mm
Workbench Work table size 2000×500 mm
T-slot (number × size × spacing) 3×18×140 mm
Maximum weight of worktable 800 kg
Spindle Spindle taper hole (model/installation size) ER25/32  
Spindle center distance 230 mm
Spindle speed 18000 rpm
Motor Spindle motor 5.5×8Article KW
X axis motor 3 KW
Y axis motor 3 KW
Z axis motor 3 KW
Feed rate Maximum cutting feed rate of three axes 12 m/min
Three axis rapid movement 30 m/min
Precision positioning accuracy ±0.005/300 mm
Repeatability ±0.005/300 mm
Machine specifications Bed weight 8000 Kg
Machine floor size (length×width×height) 3350×2600×2600 mm
Air pressure requirement 6-9 Kg/c㎡
rated power 55 KW
Remarks: Due to the continuous improvement of equipment technology, we reserve the right to change the technical parameters at any time without prior notice.

Standard configuration:

Accessory name Origin Brand specification Remarks
Bed light machine Domestic Cree    
CNC system Taiwan New generation 21MA FANUC/Mitsubishi/Delta
Spindle frequency converter Germany SK 11KW  
Three-axis servo motor Japan New generation 3kw FANUC/Mitsubishi/Delta
Three-axis servo drive Japan New generation 3kw FANUC/Mitsubishi/Delta
High-speed electric spindle Domestic Kin Chun/TD 5.5kw ER25/32  
Spindle bearing Japan NSK P  
Screw bearing Japan NSK P  
Linear Guides Taiwan Shanghai Bank/Intime MSA45  
Ball screw rod Taiwan Yifu R4020 Shanghai Bank/Intime
Heat exchanger Domestic Ryogi    
Balanced nitrogen cylinder Taiwan Airtek 13L  
Automatic lubrication pump Taiwan Proton/Shengxiang Volumetric  
Air-cooled circulation system Domestic Shimmer 4D-250S  
Spindle oil cooler Domestic Ryogi    
working lamp Domestic LED    
transformer Domestic Domestic high quality    
Contactor France Schneider    
breaker France Schneider    
Three-color warning light Domestic Domestic high quality    
Note: According to the delivery cycle, the manufacturer has the right to change the purchased parts of the same quality without affecting the performance of the machine tool.

Random attachment:

category No. specification Quantity
Random accessories 1 Pneumatic fixture 1SET
  2 Collet 32个/A
  3 Toolbox 1BOX
random document 1 Qualification 1serving
  2 Packing List 1serving
  3 System Operation Manual 1serving
  4 System Programming Manual 1serving
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