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You are here: Products  /  High Speed Mold CNC Machine  / SM2020 3 Axis Aluminum Mold Milling Center for Rail Transit Industry

SM2020 3 Axis Aluminum Mold Milling Center for Rail Transit Industry

  • Series: SM Series
  • Model:SM2020
  • Category:High Speed Mold CNC Machine
  • Brand:CHENcan
  • Condition:NEW
  • H.S.Code:84659900
  • Assistance: T: +86 18763926336 

 

The SM series high-speed, heavy-load ganty milling machine for Rail Transit Industry is specialized equipment developed for machining high-hardness, large-scale metal molds. Its four core features—heavy-load stability, strong cutting performance, high speed, and high precision—break through the limitations of multi-material machining, demonstrating irreplaceable advantages, particularly in the lightweighting of automotive chassis and railway transportation applications.

       

Product Video

Video Show of 3 Axis Aluminum Mold Milling Center for Rail Transit Industry:

Standard Features

Core Advantages of 3 Axis Aluminum Mold Milling Center for Rail Transit Industry:

SM series machine compatible with a wide range of materials, including cast steel, high-strength steel, and aluminum alloys, the SM series efficiently processes everything from precision components like axle boxes to long structural parts like body beams.

The SM series utilizes a closed-loop solution combining “hardware rigidity + software control + full-cycle calibration” to achieve stable precision with “no deformation under heavy loads, no vibration at high speeds, and no drift over time.” This meets the long-term demands for millimeter-level accuracy in automotive chassis and railway transit applications.

Features of 3 Axis Aluminum Mold Milling Center for Rail Transit Industry:

1. The machine body utilizes a seamless welding process and a high-density cast worktable, annealed at 800°C to eliminate internal stress and ensure a deformation rate of ≤0.001% after long-term use. The base and column utilize a mountain-shaped rib-reinforced design to minimize force flow. Combined with an extra-wide base and widened column bottom span, the machine’s center of gravity is lowered to an optimal stable height, resulting in a 40% increase in torsional strength compared to traditional structures.

2. Imported heavy-duty ball guides are standard on the X/Y/Z axes. The track surfaces undergo high-frequency quenching, resulting in a friction coefficient as low as 0.008 while ensuring rigid support. The lead screw utilizes a C3-grade ground nut drive mechanism with a pre-tension of 15% of the screw’s rated dynamic load, completely eliminating backlash. High-quality couplings ensure motor-screw coaxiality error of ≤0.002mm, resulting in a transmission efficiency exceeding 98%.

3. Stable Spindle Assemble Design: The contact length between the spindle and the plate is optimized to a 1:3 golden ratio, providing balanced support for the entire stroke. Adopt oil cooling system, with constant-temperature coolant circulation controlling internal spindle temperature fluctuations to within ±1°C, effectively minimizing accuracy deviations caused by thermal expansion.

4. Auto Lubrication and Maintenance Warning: Auto lubrication system, coupled with an on-board lubrication pump, ensures uniform lubrication of key components such as the guide rails and lead screw. Oil level and pressure monitoring provides automatic oil shortage alarms.

5. Flexible Chip Removal and Cleaning Design: The machine comes standard with a double-helical chip conveyor and a lifting chip conveyor (extended for heavy-duty operation), achieving a chip removal speed of 3m/min and handling chips up to 50mm in diameter.

6. The spindle nose is equipped with an air curtain dust control and a central air blower, with air pressure reaching 0.6MPa, effectively preventing chips and coolant from entering the spindle, extending bearing life by over 30%.

3 Axis Aluminum Mold Milling Center for Rail Transit Industry & Materials:

Industry Material
Automotive Industry Aluminum Alloys, Aluminum Profiles
Railway Industry Copper and others soft metal
Aerospace Wood, MDF, PVC, Foam, MDF, Plastic
Casting Patterns and Moulds Composites materials

 

Technical Parameters of 3 Axis Aluminum Mold Milling Center for Rail Transit Industry:

 
Model SM2020
Table Size 2000*2000mm
Working Area   X:2000 Y:2000 Z:800mm
Distance between spindle nose and work table 100-700mm
Work Table type Iron Table with T slot
T slot 22-210-10
Max.Woke Table Load 1.6T
Spindle Type Powerful  Mechanical ATC Spindle
Spindle Motor Power 10Kw big power servo spindle motor
Max. Spindle Motor Torque 47.8 N.m
Spindle Speed 12000rpm/min
Spindle Cone BT40 or BT50 as optional
Spindle Cooling Type Oil Cooling
Tool Magazine Type Carosel tool magazine
Tool Magazine Capacity 12 pcs
Max Tool Diameter Φ65mm
Max Tool Length 250mm
Max Tool Weight 8KGS
Control CNC HNC System
Drive System HNC servo motor and drivers
Drive Type XYZ: Grinding ball screws
Pront Protective Door Yes
Work Model AC Servo Drive
Chip System Double Row Spiral Chip System
Max Working Speed X/Y/Z(mm) 20/20/10m/min
Max Rapid Speed X/Y/Z(m/min) 35/35/12m/min
Positioning Accuracy X/Y/Z(mm/m) 0.025/0.025/0.015mm/m
Repeatability X/Y/Z(mm/m) 0.013/0.013/0.001mm/m
Air Pressure (kgf/cm2) ≥0.06 kgf/cm2
Total Power (KVA) 21KVA
Gross Weight (T) 11.5T
Layout Szie (mm) 4800*4800*4000mm

 

Option Configuration

Optional Configuration of Gantry Milling Machine for Mold  Making:

Spindle BT50 Mechanical Spindle
Spindle Motor 15Kw spindle servo motor
Work Table Aluminum Table, Steel Iron Table
Around Protection Roof
Dust Suction System Grids+hood
Vision Cameras 2 cameras, 4 cameras
4 Axis Axis Rotary Axis

 

3 Axis Aluminum Mold Milling Center for Rail Transit Industry Project:

Maintenance Tips

3 Axis Aluminum Mold Milling Center for Rail Transit Industry is a high-precision and high-efficiency machine. Regular maintenance is important to keep its accuracy and extend its lifetime.

1. Dust Cleaning: Daily clean the work table after one day work, keep the appearance of thesurface of the pattern cnc router machine, and prevent dust and debris from entering the equipment.

2. Parts Maintenance: Regularly check the various parts of the surface of the pattern cnc router machine, including guide rails, transmission systems, spindles, collet, etc., to ensure that they operate normally, and find and solve problems in time.

3. Lubrication Maintenance: pattern cnc router machine adopt auto lubricate system, which will lubricate the various parts of the machine according to the requirements automatically, but need to check the oil level in pump regularly.

4. Temperature Control: Regularly check the working temperature of the pattern cnc router machine to avoid high temperature affecting the machine’s operation, and handle abnormal temperature problems in time.

5. Cooling System Maintenance: pattern cnc router machine adopt water chiller, the cooling system must be used during the process to ensure the heat dissipation of the spindle and tool, reduce tool wear and extend the life of the equipment.

6. Regular Calibration: Calibrate the machine regularly to ensure the processing accuracy and stability of the pattern cnc router machine.

7. Safety Protection: Ensure the safety protection around the machine are good to ensure the operator safety and avoid accidents.

8. Timely Maintenance: When machine collsion or problems are found, pleae contact the professional maintenance personnel in time for repair to avoid the problem from affecting the normal use of the machine.

In the end, pattern cnc router machine require regular maintenance and attention to keep the machine in good condition and improve its accuracy, efficiency and lifetime.

Customer Cases

FAQ

FAQ for 3 Axis Aluminum Mold Milling Center for Rail Transit Industry

Q1. What are the core performance characteristics of the SM mold machining center?

The core characteristics are: “heavy-load stability, strong cutting performance, high speed, and high precision.”

Q2. What materials and workpiece types does SM mold machining center process?

With a wide range of materials, such as cast steel, high-strength steel, aluminum alloys, and can reliably process both high-hardness and light metals.

Q3. What value can SM mold machining center bring to the industry?

We primarily focus on high-end manufacturing, providing reliable processing support for key industries, such as automotive chassis manufacturing and rail transit equipment manufacturing.

Q4. How purchase?

Pay a deposit to confirm the order first, then we will immediately begin production (the deposit amount is negotiable). Second, after production is complete and before shipment, the customer check the machine at our facotry. Then delivery will be arranged upon receipt of customer’s confirmation and balance payment. In the end, our engineers come to your factory to provide on-site installation and training.

Q5. What if cannot find a suitable machines?

Don’t hesitate to contact us, Chencan professional technical team will recommend you the right machine according to your processing requirements.

 

       
       

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