JB/T 51194-1999
Thresher - Product Quality Grading (Internal Use)
脱粒机 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 Foreword → 1 Scope → 2 Normative References → 3 Quality Indicators → 4 Test Methods → 5 Inspection Rules
Scope
This standard specifies the quality indicators, test methods, and inspection rules for power-driven thresher products. This standard applies to the product quality grading of power-driven threshers.
本标准规定了机动脱粒机产品的质量指标、试验方法、检验规则。本标准适用于机动脱粒机产品质量分等。
Normative References
Keywords
Application Summary AI generated
Thresher manufacturers use this standard to grade and inspect their products for quality. Quality inspection agencies and certification bodies rely on it to evaluate thresher performance, reliability, and safety. This standard ensures consistent product quality and provides a unified grading basis for the agricultural machinery industry.
脱粒机制造企业使用本标准来对其产品进行质量分等和检验。质检机构和认证部门依据本标准评估脱粒机的性能、可靠性和安全性。该标准确保了脱粒机产品的质量一致性，为农机行业提供了统一的分等依据。
AI Summary AI generated
This standard JB/T 51194-1999 specifies the product quality grading requirements for power-driven threshers, including indicators for operational performance, reliability, noise, balance, safety, appearance quality, and main components and assembly quality. The standard classifies products into three grades: qualified, first-class, and premium, and provides corresponding test methods and inspection rules. It applies to the quality assessment of various power-driven threshers, offering a unified grading basis for the industry.
本标准JB/T 51194-1999规定了机动脱粒机的产品质量分等要求，包括作业性能、可靠性、噪声、平衡、安全、外观质量及主要零部件与装配质量等指标。标准将产品分为合格品、一等品和优等品三个等级，并给出了相应的试验方法和检验规则。该标准适用于各类机动脱粒机的质量评定，为行业提供了统一的分等依据。
Key Sentences extracted from text
本标准规定了机动脱粒机产品的质量指标、试验方法、检验规则。
本标准适用于机动脱粒机产品质量分等。
脱粒机产品应根据 GB/T 2828 规定的计数抽样检查程序原则，按表9 所列不合格项目分类和表10 抽样检验方案检查判定。
喂料口应有安全喂入装置，保证正常操作时人手不能触及脱粒滚筒。
对简式脱粒机喂入台长度不应小于850 mm，喂入台上罩壳长度不小于550 mm。
This standard specifies the quality indicators, test methods, and inspection rules for power-driven thresher products.
This standard applies to the product quality grading of power-driven threshers.
Thresher products shall be inspected and judged according to the counting sampling inspection procedure principles specified in GB/T 2828, based on the nonconformity item classification in Table 9 and the sampling inspection scheme in Table 10.
The feed opening shall be equipped with a safe feeding device to ensure that the operator's hands cannot reach the threshing drum during normal operation.
For simple threshers, the length of the feed table shall not be less than 850 mm, and the length of the cover on the feed table shall not be less than 550 mm.
Standard Timeline
Changes from replaced version:
- 明确了喂入口的安全距离
- 增加了带分离、清选功能简式脱粒机含杂率要求
- 对不合格分类进行了调整
- Clarified the safety distance of the feed opening
- Added impurity content requirements for simple threshers with separation and cleaning functions
- Adjusted the classification of nonconformities