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Moving Column Machining Center Descripition
The gantry machining center adopts a moving column structure. When machining workpieces, the worktable is fixed, and the workpiece X and Y axis processing is achieved by moving the column forward and backward, left and right. Larger workpieces and special-shaped workpieces can be placed on the worktable without worrying about the interference between the workpiece and other parts of the machine tool. The influence of the workpiece inertia on the machining center is solved, the generation of inertia error is overcome, the footprint of the machine tool is greatly reduced, and the utilization rate of the customer's factory is improved.
CNC Gantry Machine Structure Characteristics

1. Dual Motor with Anti-Backlash Gear System
Exceptional Precision, Capable of Handling Heavy Loads, Swift Operation, Minimal Noise, and Enhanced Durability.
2. Gear Drive Mechanism
Delivers High Precision, Designed for Heavy Loads, Offers High-Speed Performance, Operates Quietly, and Ensures Longevity.
3. Square Ram and Glide Seat Assembly
Dimensions: 500x500mm, Engineered for Robustness;
Features a Direct-Drive Configuration;
The Large-Scale, Heavy-Duty Construction Securely Attaches the Ram;
Equipped with Three Extended Sliders on Top and Four Standard Sliders Below.
4. Vertical/Horizontal Automated Tool Changer
5. Italian BF Gearbox
Offers Superior Speed and Low Noise Levels, Extends the Constant Power Range of Motors, Facilitates Easy Installation, Compatible with Various Motor Series, and Adaptable to High Tension with Compact Dimensions.
6. Prolonged Angle Milling Head
7. Automated Hydraulic Angle Milling Head
8. Dual-Direction Spindle Angle Milling Head
Benefit of Moving Column Machining Center
1. Compact floor space.
2. It's suitable for long parts with decent cutting.
3. The extended X-axis stroke facilitates high production capacity.
4. The saddle/worktable is in one piece for high rigidity and high stability.
5. The long throat depth provides more workspace for larger workpieces.
6. grease features are environmentally friendly and do not damage the surface of the workpiece.
Moving Column Series Parameters
|
Model |
GMMD-18042 |
||
|
Subject |
Specifications |
Units |
|
|
Travel |
X-Axis |
mm |
18000 |
|
Y-Axis |
mm |
4200 |
|
|
Z-Axis |
mm |
1500 |
|
|
Spindle Nose to Worktable |
mm |
350-1850 |
|
|
Three-Axis Guideway |
X/Y Heavy Load Roller Linear Guideway Z-Axis Square-Type Ram |
||
|
Door Width |
4200 |
||
|
Type of Ram |
Square-Type Ram (500 * 500) |
||
|
Worktable |
Worktable Size(L*W) |
mm |
18000*3500 |
|
Maximum Table Load |
t |
50 |
|
|
T-Slot |
mm |
36*200 |
|
|
Spindle |
Spindle Type |
type |
BBT-50 |
|
Spindle R.P.M. |
rpm |
6000 |
|
|
Spindle Drive Type |
DDS |
||
|
Feedrate |
Rapid Traverse (X/Y/Z) |
m/min |
6/8/8 |
|
Cutting Feedrate (X/Y/Z) |
m/min |
6 |
|
|
Tool Changer |
ATC |
24 (Option: 40/60) |
|
|
Motor |
Spindle Motor |
KW |
17-42 |
|
Three-Axis Servo Motor |
KW |
5.2/5.2/5.2 |
|
|
Accuracy |
Accuracy |
mm |
0.09/0.035/0.02 |
|
Repeatability |
mm |
0.075/0.025/0.015 |
|
|
Power Required |
Power Requirement |
kva |
60 |
|
Air Pressure Requirement |
kg/cm² |
6^8 |
|
|
Others |
External Dimensions (L*W*H) |
mm |
22000x5860x5800 |
|
Gross Weight |
t |
155 |
|
Moving Column Machining Center Advantage
The moving column of the gantry machining center refers to an important component in the structure of the machine tool, which allows the column to move on the gantry frame.
1. Improve productivity: Reduce the handling and clamping time of the workpiece, thereby improving overall productivity.
2. Processing accuracy and quality: The processing area and the moving area of the machine tool are separated, and the moving parts are away from the cutting surface. During processing, only the moving tool parts need to be moved, and the mass remains unchanged, thereby avoiding the influence of high inertia movement, thereby ensuring the processing accuracy and quality of the workpiece.
3. Stability: Although the column can be moved, its structure is usually carefully designed to ensure stability and rigidity during processing.
4. Reduce failures and maintenance: The motor, lead screw, rolling guide, and positioning switch are not easily affected by chips, cutting fluids, etc., and the machine tool has the characteristics of fewer failures and easy maintenance.
5. Convenience of operation: The fixed workbench allows the operator to load and unload workpieces close to the workbench, making the operation more flexible and convenient.
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