Forum Replies Created
August 15, 2022 at 9:31 am in reply to: Measures to prevent wear and prolong service life of machining center machine #2160
Keep the environment tidy.
Keep the machine clean.
Regularly inspect all parts of the machine.
Prevent the machine from running with failure.
Replace the wearing parts in time.
Always pay attention to the grid voltage.
Replace the storage battery regularly.
Increase the operating rate of the machine as much as possible.August 15, 2022 at 9:28 am in reply to: How to achieve effective quality control? #2159
Set your quality standards.
Decide which quality standards to focus on.
Create operational processes to deliver quality.
Review your results.
Make improvements.June 17, 2022 at 1:46 am in reply to: What are the forms of quality inspection? #1921
Several forms of quality inspection:
1. Check the original quality certificate;
Under the conditions of large purchase batch, stable quality of the supplier and sufficient reputation, quality inspection is often closely combined with product verification. Is to check the original quality certificate. Specific original quality certificates such as quality certificate, certificate of conformity, inspection (test) report, etc. are used to identify the quality.
Check the original quality certificate to determine its quality status. Generally:
A. It can confirm that the original documents of the supplier are complete;
B. The certificate quality characteristic data are complete and meet the requirements of technical performance and relevant standards;
C. Signature and seal procedures shall be complete;
D. The physical quantity is consistent. After confirmation, perform the signing procedures of the specified procedures, and distribute the vouchers to the relevant functional management departments. If necessary, physical quality inspection shall be carried out for the final performance of the product and the decisive material and quality characteristics.
2. Physical inspection
The full-time inspector of the unit or the external inspection unit entrusted by the unit shall issue inspection records after observation, test and measurement according to the specified procedures and requirements as evidence of product conformity.
3. Send personnel to the factory (resident) for acceptance
The purchaser shall send personnel to the supplier for on-site inspection and acceptance of its products and product components. Supervise the operation process and quality control of product formation and identify the quality of finished products, verify that the supplier’s quality is under control, and provide relevant inspection reports to confirm that the inspection results meet the specified requirements. The original vouchers for release and delivery are complete and the products are qualified, and they are accepted.January 20, 2022 at 8:22 am in reply to: What is the process for customs to implement pre shipment inspection? #1252
1. Conducting an Inspection on-Site
Products are inspected in the manufacturing facility or factory. Inspectors gauge products for faults and use of forbidden components or chemicals. Discrepancies in the product should be investigated further and tested in the lab. Most often, this occurs when items are found to include toxic or banned compounds that must be thoroughly vetted before they can enter the final market.
2. Quantity verification authentication
Counting of the shipping cartons ascertains that the proper quantity of merchandise is shipped. As a result, you may rest assured that the needed number of items/cartons will arrive at their intended location. Letters of credit are paid for after the inspection results are accepted by all parties involved: the supplier, customer, and the bank.
They also check to make sure the packaging material is safe to transport, as well as that the contents are properly labeled.
3. Choosing the Right Products for Testing
Inspectors examine a random sample of a product. The ANSI/ASQC Z1.4 statistical sampling approach is used by all approved pre-shipment inspection services (ISO 2859-1).
It is necessary to establish an Acceptance Quality Limit before a batch may be accepted (AQL). A product’s value is determined by its type. However, the primary goal is to provide an objective evaluation.
4. Verification of the Quality of the Work
The quality control inspector looks at the overall quality of the finished goods based on the sample they’ve been given. Any obvious flaws are graded as minor, major, or critical, depending on how serious they are.
An acceptable tolerance level agreed upon by the manufacturer and the supplier during the product development stage is used in this evaluation.
5. Verify that the governing specifications are being followed
The product’s size, material, structure, color, weight, and markings and labels are meticulously examined by the inspector.
The inspector checks to see if the correct sizes have been given to the consignment if it is a garment or textile. They also check to see if the sizes match the dimensions and labelling of the manufacture.
For other items, dimensions of the finished product may be measured and compared with the original specifications to guarantee their acceptance.
January 8, 2022 at 3:58 am in reply to: Reverse engineering in design: how to do it right #1158
- This reply was modified 1 year, 2 months ago by wy zw.
Both high-level and low-level components of a program can be reverse engineered. Reverse engineering refers to the process of attempting to decipher the source code of a piece of software as it is being built. If, on the other hand, the software’s source code is no longer accessible, the process of locating a working copy is known as reverse engineering. Reverse engineering employs a technique known as clean room design in order to avoid copyright violations.