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Chung tay xây dựng cộng đồng 
Cấp bậc: Binh nhì
Tham gia: 3/2/2021
Bài viết: 23
Đánh giá: [0]
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In the manufacturing industry, quality control (QC) is a procedure or set of procedures designed to ensure that a manufactured product adheres to a defined set of quality criteria or meets the relevant requirements of a client. Quality control procedures include product inspections and other quality assurance procedures. In addition, quality control refers to the actual quality inspection of products. It is critical to provide consumers with high-quality products that adhere to all applicable market regulations. Customers pay for and expect quality, and as a result, consistently high-quality products must be delivered on time. There are many different types of quality control methods, and many of them are specific to a particular industry.
What is a quality inspection and how does it work?
One or more of the characteristics of a product are examined and tested during an inspection measure, and the results are compared to the specified requirements in order to determine whether conformity has been achieved. Inspection can also refer to the process of checking products, whereas an audit can refer to the process of analyzing the manufacturing process itself. A quality inspector typically follows a pre-established checklist that is based on the specifications of the product under inspection. The products that have passed inspection are then suitable for use in manufacturing, as semi-finished goods, and as finished goods that are ready for shipment to customers.
What are the responsibilities of quality inspectors?
Inspection of product quality standards is done by quality inspectors who set and maintain the standards while also ensuring that the proper procedures are in place to ensure compliance with the standards.
A quality inspector's responsibilities include the following:
Establishing quality standards for all of a company's products and services is a major undertaking.
Developing rules for standards and communicating them to the appropriate personnel in order to ensure that quality levels are not compromised.
Writing documents that clearly outline all standards in order to provide references for employees is essential.
Working with all management-level employees to ensure that any new standards are maintained and that all applicable regulations are adhered to
Random quality inspections of products or services are carried out to determine their overall quality level.
Besides that, they read and understand blueprints and specifications, monitor and observe operations to ensure that they comply with relevant production standards, recommend adjustments to the process, inspect, test, or measure materials used in the final products, accept or reject finished items, remove all products and materials that do not meet specifications, and discuss the inspection results with the people involved.
What are the four types of quality inspection that are available?
Quality control and supply chain management are two processes that are intertwined, and each stage is critical to the overall process of quality control and supply chain management. Generally speaking, the quality control inspection process consists of four primary steps. You may find one or more of these steps applicable to your business requirements depending on the product, your previous experience with the supplier, and other factors.
Before the start of production, a pre-production inspection (PPI) is performed.
Pre-Production Inspection (PPI) is a process that takes place prior to the start of the manufacturing process and is used to determine the quantity and quality of raw materials and components, as well as whether or not they comply with the relevant product specifications. When working with a new supplier, a PPI can be extremely beneficial, particularly if your project is a large contract with strict delivery deadlines to meet. This inspection can help you and your supplier communicate more effectively on issues such as production timelines, shipping dates, and quality expectations by reducing or eliminating communication between you and your supplier.
Production Inspection (DPI) is carried out during the manufacturing process.
During production inspection (DPI), also known as DUPRO, is a type of quality control inspection that takes place while the manufacturing process is in progress. This step is particularly useful for products that are in continuous production and have stringent quality requirements, as well as for products that have quality issues that were discovered prior to manufacturing during an earlier PPI. DPI inspections are performed when only 10-15% of units have been completed, allowing for the identification of deviations, the provision of feedback, and the re-inspection of any defects to ensure that they have been properly corrected. The ability to confirm that quality and conformance to specifications are maintained throughout the manufacturing process is a significant benefit of using this method. It also allows for the early detection of any issues that need to be corrected, thereby reducing the amount of time spent on rework.
Pre-shipment inspection (PSI) is a type of quality control that takes place before a shipment is shipped.
In the quality control process, pre-shipment inspections (PSIs) are an important step. They are a method of ensuring that goods are of satisfactory quality before they are shipped out. Production Specifications, Inc. (PSI) ensures that the product meets the specifications of the buyer. When at least 80% of the order has been packed for shipping, this inspection process is carried out on the finished products. Random samples are selected and inspected for defects in accordance with the applicable standards and procedures, before being returned.
Supervisory control of container loading and unloading (LS)
Checking that your products are loaded and unloaded correctly is a requirement for container loading and unloading inspections. Inspectors will monitor the entire process and ensure that your products are handled with care, ensuring that they arrive safely at their final destination in a safe manner. In most cases, this inspection will take place at your chosen factory while the cargo is being loaded into a shipping container, and at the destination after the products have arrived and are being unloaded from the shipping container. This process entails evaluating the condition of the shipping container, verifying all product information, quantities, and packaging compliance, as well as inspecting the shipping container for damage.
In addition to the four types of quality inspections mentioned above, there is another procedure that can be followed. Performing a piece-by-piece inspection entails inspecting each and every item in order to evaluate a variety of variables such as general appearance, workmanship, functionality, and safety. This inspection process can be carried out either before or after the packaging inspection process, depending on the circumstances. When the goods require special attention to ensure that they are in compliance with the specification or when the goods are of high value, a 100% inspection service should be performed.
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