NY 644-2002
AbolishedSafety technical requirements for feed grinder
饲料粉碎机安全技术要求
Catalogue
前言 → 1 范围 → 2 规范性引用文件 → 3 安全设计要求 → 4 制造及验收要求 → 5 使用说明书 → 6 使用要求 Foreword → 1 Scope → 2 Normative References → 3 Safety Design Requirements → 4 Manufacturing and Acceptance Requirements → 5 Instruction Manual → 6 Usage Requirements
Scope
This standard specifies the requirements for safety design, manufacturing, and use of feed grinders. This standard applies to various hammer-type and tooth-claw type feed grinders (hereinafter referred to as 'grinders').
本标准规定了饲料粉碎机的安全设计、制造、使用等方面的要求。本标准适用于各种锤片式、齿爪式饲料粉碎机(以下简称“粉碎机”)。
Normative References
Keywords
Application Summary AI generated
Manufacturers, inspection agencies, and users of feed grinders apply this standard. Manufacturers use it to design and produce grinders with adequate safety features, while inspection agencies rely on it for quality supervision and testing. Users follow the standard to ensure safe operation, making it crucial for preventing injuries and accidents during grinding tasks.
饲料粉碎机的制造商、检验机构和用户使用本标准。制造商依据本标准进行安全设计和制造，确保产品符合安全要求；检验机构依据本标准进行质量监督和检验；用户在使用中遵循本标准以保障操作安全。本标准的重要性在于它规定了从设计到使用的全面安全要求，有效预防粉碎机作业中的人身伤害和设备事故。
AI Summary AI generated
Standard NY 644-2002 specifies safety requirements for the design, manufacturing, and use of feed grinders, covering hammer-type and tooth-claw types. Key safety provisions include protective devices for exposed rotating parts, feeding port dimensions and warning signs, magnetic foreign object protection for automatic feeding, interlocking devices for the grinding chamber door, overload protection and grounding, as well as manufacturing acceptance criteria such as rotor balance and dust concentration limits. The standard also mandates manufacturers to provide detailed instruction manuals for safe installation, operation, and maintenance.
本标准NY 644-2002规定了饲料粉碎机的安全设计、制造、使用要求，适用于锤片式和齿爪式粉碎机。主要安全要求包括：外露转动部件需有防护装置；喂料口尺寸和警示标志规定；自动喂料系统需防磁性异物；粉碎室门联锁装置；过载保护和接地；以及制造验收中的平衡、粉尘浓度等要求。标准还要求制造商提供详细的使用说明书，指导用户安全安装、操作和维护。
Key Sentences extracted from text
本标准规定了饲料粉碎机的安全设计、制造、使用等方面的要求。
外露的转动部件必须有防护装置，防护装置的网孔应保证人体任何部位不会接触转动部件。
人工喂料的青、粗饲料粉碎机的喂料斗长度不得小于500 mm;喂料斗平台高度应为700 mm-1 100 mm。
粉碎机应装有在打开粉碎室门或粉碎室门未关闭到位时，保证电动机不能启动的联锁装置。
粉碎机工作区域的粉尘浓度不得超过10 mg/m³。
This standard specifies the requirements for safety design, manufacturing, and use of feed grinders.
Exposed rotating parts must have protective devices, and the mesh of the protective device shall ensure that no part of the human body can contact the rotating parts.
The length of the feeding hopper for manually fed green and roughage grinders shall not be less than 500 mm; the height of the feeding hopper platform shall be 700 mm to 1 100 mm.
The grinder shall be equipped with an interlocking device that ensures the motor cannot start when the grinding chamber door is opened or not properly closed.
The dust concentration in the working area of the grinder shall not exceed 10 mg/m³.