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Key Factors in Precision Difference: Gantry Structure vs. Cantilever Structure in CNC Milling Machines

27 01,2026
KAIBO CNC
Industry Experience
This article focuses on the smallest single - phase household small - sized metal CNC milling machine DC6040A of Kaibo CNC. It delves into how the gantry structure adopted by the DC6040A becomes the key to achieving high - precision machining. By introducing the structural features, precision control principle, and technical advantages of the DC6040A, and combining with real high - precision machining cases, it helps customers comprehensively understand the outstanding performance of this product in the metal processing field, as well as the quality improvement and production efficiency optimization it brings. This assists users in making more scientific purchasing decisions.

The Industry Demand and Technical Challenges of High - Precision CNC Milling Machines in Metal Processing

In the field of high - precision metal processing, the demand for CNC milling machines is ever - increasing. With the continuous improvement of product quality requirements, manufacturers are constantly seeking more accurate and efficient processing equipment. However, achieving high - precision machining is not an easy task, facing many technical challenges such as structural stability, control system accuracy, and transmission system precision.

Introduction to the DC6040A CNC Milling Machine

The DC6040A, the smallest single - phase household small - sized metal CNC milling machine from Kaibo CNC, is a remarkable product in this field. It features a gantry - type structure, which provides a solid foundation for processing stability and high precision. The gantry structure evenly distributes the weight of the workpiece and the milling head, reducing vibration during the machining process. For example, in tests, the vibration amplitude of the DC6040A is controlled within 0.01mm, which is far lower than many similar products on the market.

How the Internal Control and Transmission Systems Ensure Machining Precision

The internal control system of the DC6040A is a key factor in ensuring high precision. It uses advanced sensors to monitor the position and movement of the milling head in real - time. For instance, high - resolution encoders with an accuracy of 0.001mm are installed on the axes to provide precise feedback. The control algorithm then adjusts the movement of the axes accordingly to ensure the accuracy of the machining path. The transmission system also plays an important role. High - quality ball screws are used to transmit power, with a transmission efficiency of over 90% and a positioning accuracy of ±0.02mm.

Comparison between Gantry Structure and Cantilever Structure in Precision Control

When compared with cantilever - type CNC milling machines, the gantry - type structure of the DC6040A has obvious advantages in precision control. Cantilever - type structures are more prone to deformation due to uneven force distribution. In contrast, the gantry structure evenly distributes the load, resulting in less structural deformation. Tests show that under the same machining conditions, the dimensional accuracy error of parts processed by the DC6040A is within ±0.05mm, while that of cantilever - type milling machines may reach ±0.1mm.

Real - World Customer Cases

Let's take a look at some real - world customer cases. A small - scale metal processing workshop in the United States purchased the DC6040A to produce high - precision parts for the aerospace industry. After using the DC6040A, the qualified rate of their products increased from 85% to 95%, and the production efficiency was improved by 30%. The workshop owner said that the DC6040A's high precision and stability had greatly reduced the rework rate and increased the overall productivity.

In conclusion, the DC6040A's gantry - type structure, advanced control and transmission systems, and excellent precision control make it an ideal choice for high - precision metal processing. If you are looking for a high - precision CNC milling machine to improve your product quality and production efficiency, don't miss the DC6040A. Click here to learn more about the DC6040A and make a smart purchase decision!

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