JB/T 54389-1999
Double-disc Shot Blasting Machine - Product Quality Grading (Internal Use)
双圆盘抛丸器 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 抛丸器的质量等级 → 4 抛丸器的质量分等要求 → 5 试验方法 → 6 抽样、评定方法 Foreword → 1 Scope → 2 Normative References → 3 Quality Grades of Shot Blasting Machine → 4 Quality Grading Requirements for Shot Blasting Machine → 5 Test Methods → 6 Sampling and Evaluation Methods
Scope
This standard specifies the quality grades, quality grading requirements, test methods, and sampling and evaluation methods for double-disc shot blasting machines. This standard is applicable to evaluating the quality grade level of batch-produced double-disc shot blasting machines (hereinafter referred to as shot blasting machines).
本标准规定了双圆盘抛丸器的质量等级、质量分等要求、试验方法和抽样、评定方法等。本标准适用于评定批量生产的双圆盘抛丸器（以下简称抛丸器）的质量等级水平。
Normative References
Keywords
Application Summary AI generated
Manufacturers of foundry machinery, quality inspection agencies, and end users apply this standard to grade the quality of batch-produced double-disc shot blasting machines. It establishes clear technical criteria for qualified, first-class, and premium products, enabling consistent quality assessment and improvement within the industry.
该标准由铸造机械制造企业、质量检验机构和用户使用，用于对批量生产的双圆盘抛丸器进行质量等级评定和分等。它通过规定合格品、一等品和优等品的具体技术指标，帮助统一行业内的产品质量考核，确保产品达到相应的性能、精度和可靠性水平。
AI Summary AI generated
JB/T 54389-1999 specifies the quality grading requirements for double-disc shot blasting machines, applicable to batch-produced products. It classifies products into three grades: qualified, first-class, and premium, covering aspects such as performance, structure, precision, reliability, safety, packaging, material heat treatment, machining, assembly, painting, and user service. Specific requirements are set for shot blasting capacity, noise, bearing temperature rise, precision reserve, and pass rates of key parts, with premium products required to meet international advanced levels.
本标准JB/T 54389-1999规定了双圆盘抛丸器的产品质量分等要求，适用于批量生产的产品质量等级评定。标准将产品分为合格品、一等品和优等品三个等级，涵盖使用性能、结构、工作性能、精度、可靠性、安全卫生、配套性、外观、包装、材质热处理、零件加工、装配、涂漆防锈及用户服务等多个方面。各等级对抛丸量、噪声、轴承温升、精度储备量、关键零件合格率等指标有明确要求，优等品需达到国际先进水平。
Key Sentences extracted from text
本标准规定了双圆盘抛丸器的质量等级、质量分等要求、试验方法和抽样、评定方法等。
抛丸器的抛丸量应符合JB/T 3713.2—1997 中3.23 的要求。
抛丸器不应有弹丸飞出或粉尘明显逸出现象。
抛丸器的噪声应不大于88 dB（A）。
抛丸器的重要结合面处，用0.04 mm 塞尺塞入的深度不应大于剖分面宽度的1/4（且最大不超过30 mm），塞入长度的总和不应大于剖分面外缘周长的10%，或用涂色法检验接触面积累计不应小于70%。
This standard specifies the quality grades, quality grading requirements, test methods, and sampling and evaluation methods for double-disc shot blasting machines.
The shot blasting capacity of the shot blasting machine shall comply with the requirements of 3.23 in JB/T 3713.2-1997.
The shot blasting machine shall not have shot flying out or obvious dust escaping.
The noise of the shot blasting machine shall not exceed 88 dB(A).
At important joint surfaces of the shot blasting machine, the depth of insertion of a 0.04 mm feeler gauge shall not exceed 1/4 of the split surface width (and not more than 30 mm), the total insertion length shall not exceed 10% of the outer edge circumference of the split surface, or the cumulative contact area inspected by the coloring method shall not be less than 70%.
Standard Timeline
Changes from replaced version:
- 分等依据为JB/T 54825—1999《铸造机械 产品质量通用分等》
- 技术依据为JB/T 3713.2—1997《双圆盘抛丸器 技术条件》
- The grading basis is JB/T 54825-1999 'Foundry Machinery - General Quality Grading for Products'
- The technical basis is JB/T 3713.2-1997 'Double-disc Shot Blasting Machine - Technical Conditions'