JB/T 51102-2000 Product reliability management method for tractor manufacturers
Some standard content:
Machinery Industry Standard of the People's Republic of China
JB51102-200
Product Reliability Management Methods for Tractor Manufacturers (Internal Use)
2000-08-31 Issued
National Machinery Industry Bureau
2000-12-01 Implementation
JB/T51t022000
This standard is a revision of JB/T51102-94. Editorial changes were made to the original standard during revision, but the main technical content was not changed. This standard replaces JB/51102-94 from the time of implementation. Appendix A of this standard is a reminder appendix.
This standard was issued and managed by the National Technical Committee for Standardization of Excavators. The drafting unit of this standard is Luyang Excavator Research Institute, and the main contributors to the standard are Fan Nihua and Chen Zhiqiang. Scope
Machinery Industry Standard of the People's Republic of China
Product Reliability Management Methods for Tractor Manufacturers (Internal Use)
TBT S1-000
Generates JRT$110294
This standard specifies the general procurement of "Product Reliability Management Methods" for tractor manufacturers, the responsibilities of reliability management agencies, and reliability management internal plans.
This standard applies to tractor manufacturers to implement reliability management of products. 2 Referenced Standards
The provisions contained in the following standards constitute the text of this standard through reference in this standard. When this standard is revised, the versions shown are valid. All standards will be revised. All parties using this standard should explore the possibility of using the latest versions of the following standards: JE/T51D62--20(M Tractor Product Reliability Special Standard JB.T51103--2000 Tractor Reliability Design review method 3 General rules
3.1 Tractor product reliability management is the work related to the organization, planning, coordination, control, etc. carried out during the development, production and use of tractor products to achieve the reliability goal of tractor products. 3.2 Tractor manufacturing should be managed according to the requirements of reliability management to make it procedural, quality-oriented and standardized. 3.3 Reliability management personnel should recognize the importance of reliability work, have knowledge of reliability management, and actively participate in reliability management activities 4 Reliability management organization and responsibilities
4.1 Reliability management organization || tt||1. Reliability Management Organization Setup Refer to Figure 1. The reliability management organization can be combined with the existing quality assurance system or comprehensive quality management organization, and the enterprise leaders should be responsible for it. The factory can also set up corresponding management organizations according to the factory situation to ensure the implementation of reliability work.
Reliability Management Department
Design Department
4.2 Responsibilities of Each Department
Manufacturing Department
Quality Inspection Department
Sales Department
Figure 1 Reliability Management Organization Setup Diagram
Reliability Management Department [and relevant departments] The relevant functional departments shall undertake the following reliability work and responsibilities: Approved by the State Bureau of Machinery Industry on August 31, 2000 Education and Training Department
Implemented on December 1, 2000
4.2.1 Reliability Management Department bzxZ.net
JB/5102-2000
) Propose the reliability work plan, goals, measures, standards, etc. for the whole factory: b) Coordinate the work between departments during the implementation of the reliability plan: and conduct monitoring inspections c) Formulate a reliability growth plan and organize its implementation: d) Organize the review of product reliability and technical policies: e! Summarize the information of product feedback from the department, analyze it with relevant departments, put forward countermeasures and establish a database 4.2.2 Design department
1) Undertake the feasibility design of new products and/or the reliability improvement design of finalized products; b) Be responsible for the feasibility test of products, including the feasibility test of components, the feasibility improvement verification test of the whole machine, etc.; 2) Use failure mode and effect analysis (FMEA) and failure analysis (FIA) to diagnose the failure, find out the cause and put forward suggestions, participate in technical research and development; 3) Participate in reliability design evaluation,
4.2.3 Manufacturing department
a) Control product sampling and technology 1) According to the requirements of technical documents, formulate manufacturing process documents; b) Conduct statistical quality analysis on the processing process, and strictly implement process documents and process disciplines; c) Ensure the accuracy and normal operation of various production equipment; d) Participate in reliability design evaluation and technical acceptance, 4.2.4 Quality Department
Formulate an inspection system for raw materials, products and finished products: 1) Inspect the quality of the output batches; 2) Conduct quality assurance system certification for outsourced factories, sign quality assurance agreements, inspect outsourced parts and purchased parts, and ensure the quality of outsourced and purchased parts; 3) Collect and analyze the quality information of products in the manufacturing process, and report to the design and manufacturing departments in a timely manner! [Feedback: e) Participate in the feasibility design review and technical improvement, 4.2.5 Sales department
Business) According to the feasibility requirements, do a good job in product storage and maintenance; b) Collect the quality information of the tractor in use, conduct statistical analysis on the failure and "one package" maintenance costs, and feedback the results to the relevant departments:
c! Conduct use and maintenance training for users and on-site personnel d) Add feasibility design review.
4.2.6 The education and training department has carried out popularization of reliability knowledge for pregnant women, and carried out key training for personnel engaged in reliability design, testing, management and production personnel, and established a reliability technical team. 5 Reliability management content 5. Reliability planning period Introduce the needs of domestic and foreign markets, user requirements for product reliability and factory development plans, and formulate reliability planning rules. The plan includes 2 JB/51102-2000. tt||Including: expected reliability targets; task progress requirements for products in each stage of development, production, and use; guarantee conditions and implementation plan organization and implementation, etc.
S.2 Reliability Growth
5.2.1 For products designed according to reliability requirements, the reliability growth management system is shown in Figure 2 Product Reliability Design
Reliability Design Review
Product Test
Reliability Evaluation
Reliability Growth Target
South 2 Reliability management system diagram
5.2.2 For old products in mass production, the steps to improve reliability are as follows: 1) Feel the reliability level of the product (including bench test and/or use test, product use survey, etc., refer to old T51082: 6) Find the weak links of the product; 2) Organize technical research and improve the product; 3) Implement the improvement measures in production; 4) Establish product reliability assurance system and quality control points: 5) Verify the effect of product reliability through test and use (improvement measures) 6) 7) 8) 9) 10) 11) 12) 13) 14) 15) 16) 17) 18) 1 ...1) 12) 13) 14) 15) 16) 17) 18) 19) 11) 12) 13) 14) 15) 16) 17) 18) 19) 11) 11) 12) 13) 14) 15) 16) 17) 18) 19) 11) 11) 12) 13) 14) 15) 16) 17) 18) 19) 11) 11) 12) 13) 14) 15) 16) 17) 18) 19) All parts shall be subjected to a tractability test to verify their reliability, and the design shall be evaluated according to the provisions of B51103 Tractor tractability design review method. 5.4 Product manufacturing stage reliability management
5.4.1 Implement all provisions of technical comprehensive quality management to ensure that the product quality meets the requirements of design drawings and technical conditions. 5.4.2 Strengthen the quality inspection of purchased and outsourced parts, and assist suppliers to establish and cooperate with quality control systems and quality assurance Certification system to ensure the portability of purchased parts and outsourced parts.
JB/T51102-200
5.4.3 Extend the feedback rate of production quality and ensure that product manufacturing quality information is promptly fed back to the design, supervision and other departments. 5.5 Reliability management during the product use stage
5.3.1 The manufacturer shall set up several maintenance outlets according to the distribution area and ownership of the products, establish a complete maintenance system, and formulate a spare parts supply plan. 5.5.2. Establish a user service and information feedback system centered on the sales department. The product usability information shall be promptly fed back to the manufacturing product through the user department, maintenance personnel, and maintenance points. The maintenance personnel or maintenance points shall register the items specified in Table 1 according to the user feedback information, and report the fault analysis summary table as required in Table 2:
"Required! The sales department shall count the fault items with the highest fault frequency and the highest warranty cost according to the machine model for each unit, and fill in the items specified in Table 2:
"Required! The sales department regularly summarizes the user area information and product types and reports them to the factory reliability management department, and replaces the tractor failure registration form
Tractor model and directory
User address
Failure
Tractor channel number
Name of damaged parts
Tractor strategy
L When and why
Remove method
Damage nature
Date
User information
Its acceptance fee item
Respect the failure phenomenon, explain the cause
Table 2 Fault distribution summary table
Code date
Original four
Fault! Result
Troubleshooting method
Fault correction plan
Troubleshooting
Proposed measures and requirements
Machine model
Fault name
JDT51101—2000
Table and fault summary
Fill in the plan
Fault repair
Approximately within the use period
Fault time
These troubleshooting measures
Suggested measures
5.5.3 The belt manufacturer should improve the reliability of the belt conveyor through extensive use, maintenance training and popularization of reliability knowledge, and ensure the reliability of the product after evaluation.
JB/T 51102—2000
Appendix A
【Appendix for Prompt】
Reliability Growth Curve of New Products
1 In the new product development stage, in order to achieve the expected reliability target of the product, the reliability growth curve of the tractor shown in Figure A1 can be used for sales management.
Achieve the reliability standard
1%!
【One batch of machine identification, one small batch of production, and one batch of the largest production circle A1 Tractor Reliability Growth Curve
A1.1 Prototype identification
Before the prototype identification, the following work related to reliability work shall be completed: a) The average test time of the trial mixer has reached 1500h, and at least one of the largest models in the series has completed vibration detection b) The indoor test and stress test of important components have been completed; ) The design modification and standardization inspection have been completed: The reliability level of the trial prototype use test should be higher than 60% of the reliability level specified by the growth curve. Only after the prototype is identified can the tooling and special equipment be ordered. A1.2 Small batch production
Before small batch production, the following reliability-related work should be completed: "The defects found in the indoor test and use test have been improved and the manufacturing problems have been solved; h) The cumulative time of the machine use test has reached at least 10,000 hours; c) The reliability level of the tractor use test has exceeded 85% of the value specified by the reliability growth curve; d) The manufacture of major tooling equipment has been completed. A1.3 Batch production report
Before mass production, the following reliability-related work should be completed: 1) Product defects found during small batch production should be reported to the design, manufacturing and other departments for resolution; 2) The average time of the prototype produced by the small batch production test has reached 10001, and at least one large machine model in each series should be completed six weeks before the next batch production
Brr511023000
e) The reliability level of the tractor use test should be higher than 90% of the value specified by the reliability line. During the 12-18 months after the planned production, the product improvement plan should be determined through the summary of production records to ensure that the reliability continues to grow and reach the target of mature products.
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