NY/T 645-2002
AbolishedTechnical specifications of quality evaluation for corn harvesters
玉米收获机质量评价技术规范
Catalogue
前言 → 1 范围 → 2 规范性引用文件 → 3 定义 → 4 评价指标 → 5 试验方法 → 6 检验规则 Foreword → 1 Scope → 2 Normative References → 3 Definitions → 4 Evaluation Indicators → 5 Test Methods → 6 Inspection Rules
Scope
This standard specifies the quality evaluation indicators, test methods and inspection rules for corn harvesters. This standard is applicable to quality evaluation of corn harvesters by quality inspection departments at all levels. This standard is applicable to self-propelled, mounted and trailed corn harvesters. Other types of corn harvesters may refer to this standard.
本标准规定了玉米收获机的质量评价指标、试验方法和检验规则。 本标准适用于各级质量检验部门对玉米收获机进行质量评价。 本标准适用于自走式、悬挂式和牵引式玉米收获机。其他型式玉米收获机可参照执行。
Normative References
Keywords
Application Summary AI generated
Quality inspection departments at all levels use this standard to evaluate the quality of corn harvesters. They test and judge self-propelled, mounted and trailed corn harvesters based on the performance indicators, test methods and inspection rules specified in the standard. This standard ensures the performance, safety and reliability of corn harvesters, providing a unified technical basis for agricultural machinery quality supervision.
各级质量检验部门使用这个标准来评价玉米收获机的质量。他们依据标准中的性能指标、试验方法和检验规则，对自走式、悬挂式和牵引式玉米收获机进行检测和判定。这个标准确保了玉米收获机的性能、安全性和可靠性，为农机产品质量监督提供了统一的技术依据。
AI Summary AI generated
This standard specifies the technical specifications for quality evaluation of corn harvesters, covering scope, normative references, definitions, evaluation indicators, test methods and inspection rules. Evaluation indicators include main performance (such as grain loss rate, ear loss rate, crushing rate, etc.), reliability, noise, braking performance, header lifting performance, ground clearance, sealing performance, safety requirements, coating quality, welding quality, instruction manual and nameplate. Test methods reference relevant standards, and inspection rules adopt sampling and classification judgment. It is applicable to quality evaluation of self-propelled, mounted and trailed corn harvesters.
本标准规定了玉米收获机的质量评价技术规范，涵盖范围、规范性引用文件、定义、评价指标、试验方法和检验规则。评价指标包括主要性能（如籽粒损失率、果穗损失率、破碎率等）、可靠性、噪声、制动性能、割台升降性能、离地间隙、密封性能、安全要求、涂层质量、焊接质量、使用说明书和标牌。试验方法引用相关标准，检验规则采用抽样和分类判定。适用于自走式、悬挂式和牵引式玉米收获机的质量评价。
Key Sentences extracted from text
本标准规定了玉米收获机的质量评价指标、试验方法和检验规则。
玉米收获机在额定作业速度、籽粒含水率为25%-35%、果穗下垂率低于1500、最低结穗高度不低于35 cm、无倒伏植株的条件下收获时，主要性能指标应符合表1的规定。
有效度:)90%。
自走式玉米收获机冷态减速度:)2.94 m/s'
外露危险运动件均应安装可靠的防护装置，并应符合GB 10395.1及GB 10395.7的规定。
This standard specifies the quality evaluation indicators, test methods and inspection rules for corn harvesters.
When harvesting under the conditions of rated operating speed, grain moisture content of 25%-35%, ear droop rate below 1500, minimum ear height not less than 35 cm, and no lodging plants, the main performance indicators of corn harvesters shall comply with the provisions of Table 1.
Availability: ≥90%.
Cold braking deceleration of self-propelled corn harvester: ≥2.94 m/s².
All exposed dangerous moving parts shall be equipped with reliable protective devices and shall comply with the provisions of GB 10395.1 and GB 10395.7.