What are the types of defective quality phenomena and what are the three types of defective quality?

Defective incoming materials, poor manufacturing process, defective finished products, and poor customer complaints are divided into three paragraphs; According to the product, poor appearance, poor function, poor safety regulations, poor environmental protection, etc.

The incoming materials are not good, the process is poor, the number of finished products is poor, and the customer complaints are bad According to the three paragraphs; According to the product, the appearance of the song is poor, the function is poor, and the safety regulations are not good.

Bad, poor environmental protection, etc.

Summary. The direct causes and root causes of the phenomenon of bad quality are as follows: root causes (1).Design quality issues.

2）.Engineering and technical quality problems. （3）.

Process quality issues. （4）.Management support quality issues.

Hello, the direct causes and root causes of the phenomenon of good quality are as follows: root causes (1).Design quality issues. （2）.

The technical quality of the work banquet track. （3）.The process of the banquet nuclear quality problem.

4）.Management support quality issues.

The above is the direct cause.

The root cause is that the quality awareness of employees is not strong", and "the quality awareness of employees is poor".

Quality consciousness is the manifestation of the quality concept in the minds of employees, including the cognition of quality, quality attitude and related quality knowledge. The quality of the hall of consciousness has the control of quality behavior, Zheng Mu production function, is a kind of superego consciousness of Cong Yan.

The factors that cause the poor quality of the spine pants can be summarized as follows: () aPoor material (correct answer).

b.Homework does not accompany Danliang (correct answer).

c.Poor design (correct answer).

d.Other bad (correct answer).

The defective performance of a single piece is: 1 rust 2 burrs 3 hole deformation 4 shape deformation 5** 6 scratches (burning) 7 cracks.

The assembly defects are as follows: 1. Assembly error, 2. Missing parts (missing welding), 3. Group deviation, 4. Wrong position of solder joints, 5. False welding (desoldering), 6. Burst welding.

In the injection molding industry, defects are also divided into single product and assembly defects.

The defects of a single product are: 1 lack of glue, 2 burrs, 3 deformation, 4 inconsistent shape, 5 cracking, 6 material flowers, 7 material brittleness, etc.

The poor assembly is manifested as: 1. Difficult to assemble, 2. Jammed, 3. Difficult to run, 4. Easy to wear, 5. Easy to break, 6. Bursting, 7. Assembly deformation, etc.

Answer]: c. Failure to set up obvious safety warning signs at the dangerous parts of the construction site, or failure to set up fire-fighting limb Chanshan passages, fire-fighting water sources, and fire-fighting facilities and fire-extinguishing equipment at the construction site in accordance with relevant national regulations; a.The Anli is all bad.

setting up employee dormitories in buildings that have not yet been completed; b Poor security.

Failure to test building materials, building structure accessories, equipment punching equipment and commercial concrete, or failure to sample and test test blocks, test pieces and related materials related to structural safety; c Poor quality.

transfer of work safety licenses; dPoor security.