JB/T 51225-1999
Chain feeder for chickens - Product quality grading (Internal use)
鸡用链式喂料机 产品质量分等（内部使用）
Catalogue
前言 → 1 范围 → 2 引用标准 → 3 质量指标 → 4 试验方法 → 5 检验规则 → 附录A 噪声的测定 Foreword → 1 Scope → 2 Normative References → 3 Quality Indicators → 4 Test Methods → 5 Inspection Rules → Appendix A Determination of Noise
Scope
This standard specifies the quality indicators, test methods, and inspection rules for chain feeder for chickens products. This standard applies to the product quality grading of chain feeders for chickens (including ordinary type, fast type, and high-speed type chain feeders).
本标准规定了鸡用链式喂料机产品的质量指标、试验方法、检验规则。本标准适用于鸡用链式喂料机（包括普通型、快速型、高速型链式喂料机）产品质量分等。
Normative References
Keywords
Application Summary AI generated
Manufacturers and quality inspection agencies of chain feeders for chickens use this standard to assess product quality grades. By specifying performance indicators, reliability, and manufacturing quality requirements, it helps ensure stable and efficient operation of feeders in poultry farms. This standard is important for improving equipment standardization and safeguarding livestock production efficiency.
鸡用链式喂料机的制造商和质检机构使用本标准来评定产品的质量等级。通过规定性能指标、可靠性和制造质量要求，本标准帮助确保喂料机在养鸡场中稳定、高效地运行。它对于提高设备标准化水平和保障养殖生产效率具有重要意义。
AI Summary AI generated
This standard specifies product quality grading requirements for chain feeders for chickens, covering performance indicators (such as feed unevenness, cleaning rate, noise), reliability (mean time to first failure), and manufacturing quality of key components (e.g., chain links). It applies to ordinary, fast, and high-speed feeders, and provides detailed test methods and inspection rules, including nonconformity classification and sampling plans. Appendix A gives specific methods for noise determination.
本标准规定了鸡用链式喂料机的产品质量分等要求，涵盖性能指标（如送料不均匀度、清洁率、噪声等）、可靠性（首次故障前平均工作时间）以及关键零部件（如链片）的制造质量。标准适用于普通型、快速型和高速型三种喂料机，并提供了详细的试验方法和检验规则，包括不合格分类和抽样方案。附录A给出了噪声测定的具体方法。
Key Sentences extracted from text
本标准规定了鸡用链式喂料机产品的质量指标、试验方法、检验规则。
本标准适用于鸡用链式喂料机（包括普通型、快速型、高速型链式喂料机）产品质量分等。
可靠性改为首次故障前平均工作时间，按普通链、快速链和高速链分别规定了指标。
链片在6000 N拉力下单片伸长量 mm ≤1.0（合格品）≤0.9（一等品）。
被检测项目凡不符合本标准第3章及有关标准、图样及技术文件规定的均为不合格项目。
This standard specifies the quality indicators, test methods, and inspection rules for chain feeder for chickens products.
This standard applies to the product quality grading of chain feeders for chickens (including ordinary type, fast type, and high-speed type chain feeders).
Reliability is changed to mean time to first failure, with indicators specified separately for ordinary chain, fast chain, and high-speed chain.
Elongation of a single chain link under 6000 N tensile force: ≤1.0 mm (qualified product), ≤0.9 mm (first-class product).
Any inspected item that does not comply with Chapter 3 of this standard and relevant standards, drawings, and technical documents is considered a nonconforming item.
Standard Timeline
Changes from replaced version:
- 可靠性改为首次故障前平均工作时间，按普通链、快速链和高速链分别规定了指标
- 增加了负荷功率和工作链速
- 对不合格分类进行了调整
- Reliability is changed to mean time to first failure, with indicators specified separately for ordinary chain, fast chain, and high-speed chain
- Added load power and working chain speed
- Adjusted the classification of nonconformities