How to carry out quality control during CNC machining process?

Quality is a key factor in any industry, and CNC machining is no exception. In order to meet customer specifications and avoid any quality issues when products arrive at customers, we use various types of measuring machines and tools for testing during CNC machining.

Why is quality control important?

Quality control is a comprehensive inspection of products and manufacturing processes. In CNC machining, quality control is crucial to ensure that the manufactured products meet the standards and requirements of the enterprise, industry, and customers. In addition, appropriate quality control of CNC machined parts will avoid defective products, minimize risks, ensure dimensional accuracy and quality, save resources, reduce costs, and improve efficiency. This is beneficial for both manufacturers and customers.

Cost savings

As QC is an active component of quality management, good QC can prevent quality issues. In other words, manufacturers can save a lot of money by not having to overly consider scrapped parts, returns, and other by-products of inferior products.

Efficiency improvement

With the reduction of defective products, manufacturers can not only use resources such as time, money, and warehouse space to manufacture more high-quality parts, but also for other profitable projects. If the process to support project success is in place, the resources required to produce high-quality products will be reduced.

Improve customer satisfaction

When manufacturers adopt effective quality assurance techniques, customers will receive products with better quality and higher consistency in a faster time. Due to the lower probability of receiving defective products, customers can also see more personalized and innovative benefits as there are more resources available for these tasks.
Therefore, we should start by defining and establishing quality standards for each part, and establish an effective quality control system. Professional quality control and inspection personnel are also needed.

How do we control the quality of CNC machining processes and products

1、 Understand industry background
Based on the different standards of each industry, when we receive orders, in addition to understanding the design drawings, we also need to understand the industry background. For example, medical and military components should generally have excellent accuracy, absolute safety, excellent quality, and strict tolerances, and may need to withstand extreme conditions.

2. Understand the design of the product
When the customer sends the CAD drawings of the final product, our engineers and designers will analyze the design in detail, understand the customer’s product specifications and requirements, and inspect every detail before production. We will use the most cost-effective solution to process your parts, control factors throughout the CNC machining process, and ensure compliance with requirements.

3. Use precision measuring equipment to inspect parts
Professional measuring machine operators will handle the final processed parts. There are various advanced measurement tools available for many inspections and measurements, such as size, hardness, color, tolerance, etc. Inspectors can inspect parts and can put them on or off the machine.
All of our testing equipment undergoes quality control to ensure high precision and accuracy, and each component can be tested consistently to ensure correct standards.
DEYUCNC specializes in high-quality CNC machining of aluminum alloy shells, with a one-stop service for surface treatment. There are 12 CNC machining quality inspection processes for aluminum alloy, and the yield rate of aluminum alloy appearance parts can reach 96-98%.

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