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China manufacturer CNC Gantry machining center with cheap price
Products Description
A gantry milling machining center, also known as a gantry machining center or gantry mill, is a type of machine tool used for precision machining operations. It is characterized by a large, rigid frame structure, typically made of steel or cast iron, with a gantry design that supports the machine's moving components.
The main functions of a gantry milling machining center includes Milling,Boring ,Tapping ,Contouring,Prototyping and production,Automation and integration
Overall, gantry milling machining centers are versatile machines that provide high accuracy, flexibility, and efficiency in machining operations. They are capable of handling large workpieces and complex machining tasks, making them essential in modern manufacturing processes.
Features:
1.Unique design of the fuselage structure,show stable everywhere,high rigidity performance style.
2.Whole machine precision building,excellent accuracy,reliable performance,which is today's auto industry,new selection of precision machining of 3c industry and aerospace industry.
3.Selecting the two stage gear drive spindle,to make this machine more remarkable in heavy cutting and precision machining,
4.Heavy load linear guide make more stable for large support, higher precision for processing.
5.Design of rigid beam with large section,confirm the strength of machine tool,has obtained national patent ZL2014.2.0662971.8)
Application:
Application to aerospace,shipbuilding,electricity generation,military project,heavy machine,locomotive,machine tool,mould manufacturing and other industries.
CNC Gantry machining center 4022technical data
| Technical specification | FRT-4022 | |
| Travel | ||
| Work table travel(X/Y/Z) | mm | 4000/2200/1000 |
| Distance from spindle surface to worktable | mm | 0-1400 |
| Rail way | Two linear guide rail, one hardened rail | |
| Work table | ||
| Table size | mm | 4000x1800 |
| The maximum load capacity of the work table | T | 12 |
| Spindle | ||
| The spindle taper(model sleeve diameter) | mm | BT50/190 |
| The spindle motor power | kw | 26 |
|
Spindle speed |
rpm | 6000 |
| Accuracy | ||
| Position Precision | mm | 0.02/1000 |
| Repeated position precision | mm | ±0.01 |
| Size | ||
| Net weight | T | 40 |
what can impact the accuracy of gantry milliing machining center
The accuracy of a gantry milling machining centercan be impacted by various components and factors. Here are some critical parts and aspects of the machine that can significantly influence its accuracy:
Linear Guides and Bearings: These components guide the motion of the machine's axes. Any wear, misalignment, or lack of proper lubrication in the linear guides and bearings can cause play or backlash, leading to inaccuracies in the machine's movement.
Ball Screws: Ball screws are used to convert rotary motion into linear motion in CNC gantry milling machines. If the ball screws have excessive wear or are not properly adjusted, it can result in positioning errors.
Spindle: The spindle is responsible for rotating the cutting tool. A well-maintained and accurately balanced spindle is crucial for precise cutting and machining. Any issues with the spindle, such as runout or misalignment, can negatively impact accuracy.
Tool Holders: Proper tool holders are essential for securely holding cutting tools in place. Any runout or imprecision in the tool holders can affect the tool's alignment and lead to inaccuracies in the machined workpiece.
Machine Frame and Structure: The overall rigidity and stability of the machine's frame and structure play a significant role in maintaining accuracy during cutting operations. A rigid and stable frame helps to minimize vibrations and deflections that can negatively impact machining precision.
Drive Systems: The drive systems that power the machine's axes, such as servo motors and drive amplifiers, need to be well-calibrated and maintained to ensure accurate and smooth movements.
CNC Control System: The CNC control system interprets the machining program and issues commands to the machine's components. A robust and accurate control system is crucial for executing precise movements and maintaining accuracy.
Environmental Conditions: Temperature variations and humidity can cause thermal expansion and contraction of machine components, affecting dimensional stability. Maintaining consistent environmental conditions in the machining area is essential for accuracy.
Workholding Devices: The fixtures and clamps used to secure the workpiece in place must be properly designed and tightened to avoid movement during machining. Poor workholding can result in part shifting and inaccurate cuts.
Tooling and Cutting Parameters: The selection of appropriate cutting tools, tool coatings, and cutting parameters (such as feeds and speeds) affects the quality of the machined surface and the overall accuracy of the workpiece.
Workpiece can be processed
Large components: Gantry milling machining centers are particularly suitable for machining large components that require high precision and accuracy. This includes aerospace components like wing spars, fuselage sections, and engine mounts, as well as automotive parts such as frames, chassis components, and molds for body panels.
Structural parts: Gantry machining centers can handle structural parts used in industries like construction, shipbuilding, and heavy machinery manufacturing. Examples include beams, columns, trusses, and other structural elements that require precise machining for assembly.
Mold and die components: Gantry milling machining centers are commonly used in mold and die making industries. They can accurately machine mold and die components, including core and cavity blocks, inserts, and ejector pins. The high precision and rigidity of gantry machines ensure that the resulting molds have tight tolerances and excellent surface finishes.
Large prototypes: Gantry milling machining centers are often employed in the production of large-scale prototypes and models. Whether for automotive design, industrial machinery, or architectural projects, gantry machines can handle the machining of complex shapes and contours to bring the prototypes to life.
Heavy machinery components: Gantry machining centers are capable of machining heavy machinery components such as turbine housings, large gears, shafts, and frames. The robust design of gantry machines enables them to handle the weight and forces involved in machining these heavy-duty parts.
Tooling fixtures and jigs: Gantry milling machining centers can be used to fabricate tooling fixtures and jigs used in manufacturing processes. These fixtures ensure accurate positioning and alignment of workpieces during production, improving efficiency and consistency.
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