JB/T 54856-1999
Indexable End Mills - Product Quality Grading
可转位立铣刀 产品质量分等
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 AQL 的指定值 → 4 RQL 的指定值 → 5 不合格分类及分组 → 6 寿命试验 Foreword → 1 Scope → 2 Normative References → 3 Specified AQL Values → 4 Specified RQL Values → 5 Classification and Grouping of Nonconformities → 6 Life Test
Scope
This standard specifies the AQL values for quality grade evaluation, the RQL values for periodic stability assessment, the classification of nonconformities, and the life test for indexable end mills when conducting quality grade evaluation in accordance with JB/T 54854-1999 'Tools - General Rules for Product Quality Grading'. This standard is applicable to the quality grade evaluation and periodic stability assessment of indexable end mills produced in batches according to GB/T 5340.
本标准规定了可转位立铣刀在依据JB/T 54854—1999《刀具 产品质量分等通则》进行质量等级评定时的AQL 值、周期稳定性考核时的RQL 值、不合格分类及寿命试验。本标准适用于按GB/T 5340 成批生产的可转位立铣刀的质量等级评定和周期稳定性考核。
Normative References
Keywords
Application Summary AI generated
Tool manufacturers and quality inspection agencies use this standard to evaluate the quality grade and assess the periodic stability of indexable end mills. It ensures products meet different quality levels (qualified, first-class, premium) by specifying AQL values, RQL values, nonconformity classification, and life tests. This standard is crucial for ensuring consistent quality and reliability of indexable end mills.
刀具制造商和质检机构使用本标准来对可转位立铣刀进行质量等级评定和周期稳定性考核。它通过规定AQL值、RQL值、不合格分类和寿命试验，确保产品符合不同等级（合格品、一等品、优等品）的质量要求。该标准对于保证可转位立铣刀的质量一致性和可靠性至关重要。
AI Summary AI generated
This standard specifies the quality grade evaluation method for indexable end mills, including AQL values, RQL values, nonconformity classification, and life tests. It applies to products manufactured in batches according to GB/T 5340. The standard defines three quality grades: qualified, first-class, and premium, each with different AQL and RQL values. Nonconformities are classified into Class B (with three groups) and Class C, covering dimensions, hardness, surface quality, cutting performance, etc. The life test specifies conditions such as machine tool, tool, workpiece, cutting parameters, and provides life indicators.
本标准规定了可转位立铣刀的质量等级评定方法，包括AQL值、RQL值、不合格分类及寿命试验。适用于按GB/T 5340成批生产的产品。标准将产品分为合格品、一等品和优等品三个等级，并针对不同等级设定了不同的AQL和RQL值。不合格项目分为B类（含三组）和C类，涉及尺寸、硬度、表面质量、切削性能等。寿命试验规定了机床、刀具、试坯、切削规范等条件，并给出了寿命指标。
Key Sentences extracted from text
本标准规定了可转位立铣刀在依据JB/T 54854—1999《刀具 产品质量分等通则》进行质量等级评定时的AQL 值、周期稳定性考核时的RQL 值、不合格分类及寿命试验。
本标准适用于按GB/T 5340 成批生产的可转位立铣刀的质量等级评定和周期稳定性考核。
AQL 的指定值按表1。
RQL 的指定值按表2。
不合格分类及分组按表3。
This standard specifies the AQL values for quality grade evaluation, the RQL values for periodic stability assessment, the classification of nonconformities, and the life test for indexable end mills when conducting quality grade evaluation in accordance with JB/T 54854-1999 'Tools - General Rules for Product Quality Grading'.
This standard is applicable to the quality grade evaluation and periodic stability assessment of indexable end mills produced in batches according to GB/T 5340.
The specified AQL values are according to Table 1.
The specified RQL values are according to Table 2.
The classification and grouping of nonconformities are according to Table 3.
Standard Timeline
Changes from replaced version:
- 本标准与JB/T 54856—93 的技术内容一致，仅按有关规定重新进行了编辑。
- The technical content of this standard is consistent with JB/T 54856-93, only re-edited according to relevant regulations.