JB/T 53537-1999
Single-rotor impact crusher - Product quality grading (Internal use)
单转子反击式破碎机 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 质量等级 → 4 试验方法 → 5 检验规则 Foreword → 1 Scope → 2 Normative References → 3 Quality Grades → 4 Test Methods → 5 Inspection Rules
Scope
This standard specifies the quality grades, test methods and inspection rules for single-rotor impact crusher products. This standard is applicable to the evaluation of the quality grades of single-rotor impact crusher products.
本标准规定了单转子反击式破碎机产品的质量等级、试验方法和检验规则。本标准适用于评定单转子反击式破碎机产品的质量等级。
Normative References
Keywords
Application Summary AI generated
Crusher manufacturers and quality inspection agencies use this standard to classify and inspect the quality of single-rotor impact crushers. It helps ensure products meet requirements for qualified, first-class, or superior grades, thereby improving reliability and market competitiveness. The standard provides a unified basis for quality control through clear indicators and test methods.
破碎机制造商和质检机构使用本标准来对单转子反击式破碎机进行质量分级和检验。它帮助确保产品达到合格品、一等品或优等品的要求，从而提升产品可靠性和市场竞争力。该标准通过明确的指标和试验方法，为产品质量控制提供了统一依据。
AI Summary AI generated
This standard specifies quality grades, test methods, and inspection rules for single-rotor impact crushers. Quality grades are divided into qualified, first-class, and superior, based on adopted standards, technical level, finished product inspection, process quality checks, and user feedback. It details indicators for finished product inspection, assembly/painting/packaging quality, and key part machining, along with test methods (e.g., particle size, output, bearing temperature rise, noise) and sampling/decision rules. The standard is used for quality evaluation of single-rotor impact crushers, aiming to unify quality requirements and enhance product reliability and market competitiveness.
本标准规定了单转子反击式破碎机产品的质量等级、试验方法和检验规则。质量等级分为合格品、一等品和优等品，依据产品标准、技术水平、成品检验、过程质量检查和用户评价确定。标准详细列出了成品检验、装配涂漆包装质量、主要零件加工质量等指标，并规定了试验方法（如粒度、产量、轴承温升、噪声等测定）和抽样判定规则。该标准适用于单转子反击式破碎机的质量评定，旨在统一产品质量要求，提升产品可靠性和市场竞争力。
Key Sentences extracted from text
本标准规定了单转子反击式破碎机产品的质量等级、试验方法和检验规则。
产品的质量等级根据采用的标准、产品的技术水平、成品检验、生产过程中的质量检查和用户评价意见几个方面来确定，分为合格品、一等品和优等品三个等级。
单转子反击式破碎机的质量等级指标应符合表1 的规定。
成品检验项目应符合表2 的规定。
所有检测项目只允许在抽样中检查评定，任何项目不合格时不允许再加倍抽查。
This standard specifies the quality grades, test methods and inspection rules for single-rotor impact crusher products.
The quality grade of the product is determined based on the adopted standards, product technical level, finished product inspection, quality inspection during production, and user evaluation opinions, and is divided into three grades: qualified product, first-class product, and superior product.
The quality grade indicators of the single-rotor impact crusher shall comply with the provisions of Table 1.
The finished product inspection items shall comply with the provisions of Table 2.
All inspection items are only allowed to be inspected and evaluated in the sampling; if any item is unqualified, double sampling inspection is not allowed.
Standard Timeline
Changes from replaced version:
- 可靠性与寿命中，原板锤的使用寿命改为金属磨耗
- 提高了装配质量中垂直、水平双向振幅的合格品指标
- In reliability and life, the original service life of the hammer was changed to metal wear
- Raised the qualified product indicator for vertical and horizontal bidirectional amplitude in assembly quality