A、 Selection based on workpiece working conditions: three major benchmarks of size, load-bearing capacity, and material
Prioritize matching workpiece attributes for selection, customize machine models according to needs, and avoid issues such as interference, insufficient accuracy, and equipment overload from the source.
1. The size of the workpiece determines the specifications of the machine model
10% -20% safety margin should be reserved for the selection of travel and rotation diameter. ≤ 600mm precision small piece compatible with cradle type five axis; 600-1200mm medium-sized shell, die cast parts compatible with vertical five axis; Large molds and aerospace structural components above 1200mm should use gantry five axis.
2. Match the weight of the workpiece with the load-bearing capacity of the workbench
The five axis cradle is suitable for lightweight precision parts weighing up to 100kg; Vertical five axis suitable for 300-800kg medium-sized workpieces; Longmen five axis supports heavy load processing of several tons, and long-term overweight cutting is strictly prohibited to avoid deformation and accuracy degradation of the turntable.
3. Distinguish between rigidity and speed configuration for processing materials
Precision machining of aluminum parts and composite materials using high-speed direct spindle models, balancing speed and smoothness; Heavy cutting of hard materials such as mold steel, stainless steel, titanium alloy, etc., using a hard rail structure, a high torque spindle heavy-duty five axis, anti vibration and anti shake knives to eliminate machining vibration patterns and accuracy deviation.
B、 Four major five axis structure classification: precise matching of application scenarios
The five axis machine tool structure determines the rigidity, upper limit of accuracy, and applicable working conditions of the equipment, and is the core basis for selection.
1. Cradle style dual turntable five axis: high precision, good rigidity, small footprint, suitable for mass production of high-precision small parts such as medical accessories, optical components, micro impellers, etc., only suitable for light loads and small-sized workpieces.
2. Vertical double pendulum five axis: no limit on rotation diameter, strong universality, suitable for new energy shells, automotive parts with irregular shapes, small and medium-sized molds, balancing accuracy and processing efficiency, it is the mainstream model for small and medium-sized processing plants.
3. Longmen type five axis: large stroke, high load-bearing capacity, high rigidity, suitable for wind power, aviation large structural components, large die-casting molds and other ultra large heavy-duty workpieces, suitable for heavy-duty precision machining scenarios.
4. Crane type high-speed five axis: with extremely low operating vibration and excellent high gloss processing effect, it focuses on mold light cutting and fine structure precision polishing, and is not suitable for heavy cutting conditions.
C、 Accuracy discrimination: Identify the native true five axis and avoid the trap of false five axis
There are a large number of three-axis modified pseudo five axis equipment in the market, which only support angle positioning and cannot be linked for cutting. The precision and efficiency of complex surface machining are seriously insufficient. The GLAB series adopts a native linkage structure with five axes, which can achieve five axis synchronous interpolation linkage without tool marks and stable accuracy.
Universal precision machining requirements can be met with a positioning accuracy of ± 0.005mm and a repeat positioning accuracy of ± 0.003mm; High end precision scenes in aviation and medical fields require the installation of a fully closed-loop grating ruler and an intelligent thermal compensation system to achieve ultra high precision and stable processing within ± 0.002mm. Spindle selection according to demand: 12000-18000rpm high-speed spindle is selected for precision machining, and 8000-10000rpm high torque gear spindle is selected for heavy cutting.
D、 Select automation configuration according to production mode
Small batch and multi variety sampling: using basic standard models, combined with conventional tool libraries and manual loading and unloading, with high cost-effectiveness, to meet the needs of scientific research and customized processing.
Large scale standardized mass production: equipped with a large capacity tool magazine, dual station exchange platform, automatic tool alignment and online detection module, which can be connected to robotic arms and MES systems to achieve unmanned black light production, greatly improving mass production efficiency and stability.
E、 Site and working condition adaptation: reduce long-term operation and maintenance costs
Small and medium-sized vertical and cradle five axis structures have low foundation requirements and are suitable for ordinary factory buildings; The heavy gantry with five axles has a high self weight and requires reinforcement of the foundation and matching of driving equipment. GLAB can customize dust-proof, moisture-proof, and anti-corrosion protection configurations for high dust, high humidity, coastal salt spray, and overseas high temperature working conditions, adapting to complex production environments and extending equipment service life.
F、 Cost selection principle: Reject blind high-end configuration
Small and medium-sized processing plants and start-up enterprises mainly adopt vertical and cradle style standard five axes to avoid idle depreciation of large equipment; A large-scale factory that undertakes high-precision orders such as aviation and large molds can select heavy-duty, high-precision closed-loop five axis models in one step, reducing outsourcing and equipment iteration costs. At the same time, priority should be given to brands with complete after-sales service and fast supply of spare parts to ensure the long-term stable operation of equipment. GLAB supports multilingual and multi country voltage customization, and is suitable for production in factories at home and abroad.
G、 Industry Quick Selection Comparison Table
1. Medical and optical precision small parts: Cradle style five axis machining center
2. New energy auto parts and small and medium-sized die-casting parts: vertical five axis machining center
3. Heavy cutting of mold steel and stainless steel: heavy-duty vertical five axis (high torque spindle)
4. Aviation wind power and large structural components: gantry type five axis machining center
5. Scientific research sampling and small batch customization: economical standard five axis machine tool
Summary
The core logic of precise selection for five axis machine tools is to determine the workpiece type, material rigidity, size specification, precision configuration, and production capacity automation. Choose cradle type for small precision machining, vertical type for medium-sized general machining, and gantry type for large heavy-duty machining; Soft materials focus on high speed, hard materials focus on rigidity, and eliminate pseudo five axis and excessively high-end equipment. GLAB's full range of native five axis machine tools covers the precision machining needs of all working conditions, providing high adaptability, low cost, and high stability precision machining solutions for enterprises in various industries.
FAQ
Q1: What is the biggest difference between native 5-axis and 3-axis to 5-axis?
Native five axis supports real-time five axis linkage interpolation, with no tool marks and stable accuracy in surface machining; Three axis to five axis can only be positioned at fixed points and cannot be linked for cutting, which belongs to pseudo five axis. The machining efficiency and accuracy cannot meet the requirements of precision workpieces.
Q2: Do ordinary processing plants need to purchase gantry five axes?
No need for blind procurement, only for processing small and medium-sized workpieces, vertical and cradle five axis options are more cost-effective, and only for undertaking large heavy-duty workpieces, gantry five axis options are available.
Q3: How to choose five axes for heavy cutting titanium alloy and mold steel?
Priority hard rail structure, BT50 high torque gear spindle heavy-duty five axis, strong rigidity, good vibration resistance, effectively avoiding heavy cutting tool shaking and accuracy degradation.
Q4: Can GLAB five axis machine tools adapt to complex working conditions overseas?
Support, the device has passed CE certification and can be customized with multi country voltage, multi language systems, and dust-proof and salt spray configurations, suitable for precision manufacturing plants around the world.