T/ZZAS 011-2021 Active Group standards

T/ZZAS 011-2021 Special machine for cutting grooves in quartz rods

Publish Date: 2021-10-30 Implement Date: 2021-11-10 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/ZZAS 011-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Machine tool parts

ICS Name: The manufacturing molding process

Publish Date: 2021-10-30

Implement Date: 2021-11-10

Scope

Main Technical Content: 5. Technical Requirements 5.1 Appearance and Assembly Quality 5.1.1 The outer surface shall not have defects such as protrusions, depressions, roughness, scratches, rust, or other damage that affect the appearance. 5.1.2 The movement of moving parts shall be smooth and reliable, without abnormal noises. 5.1.3 The machine tool safety colors shall comply with GB 2893, and the safety signs shall comply with GB 2894. 5.1.4 The assembly quality shall comply with GB/T 25373. 5.1.5 The machine tool shall have a perfect sealing system to prevent cutting fluid from leaking onto the machine tool guideways. 5.1.6 The cutting fluid shall effectively prevent rusting of the worktable. 5.2 Mechanical Safety 5.2.1 Mechanical safety shall comply with GB 15760-2004. 5.2.2 Moving parts and transmission devices that may cause hazards such as entanglement, inhalation, or suction shall be equipped with safety protection devices. 5.2.3 The interlocking safety protection devices shall include at least one of the three types: mechanical, electrical, or hydraulic. 5.2.4 The external protection of the machine tool shall prevent cutting fluid splashes from causing slipping or injuries. 5.3 Electrical Safety 5.3.1 The continuity of the machine tool protection circuit shall comply with the provisions of GB/T 5226.1-2019, Article 18.2. 5.3.2 The machine tool operation buttons shall comply with the provisions of GB/T 5226.1-2019, Article 10.2. 5.3.3 The wiring of the machine tool shall comply with the provisions of GB/T 5226.1-2019, Article 13.1. 5.3.4 When 500VDC is applied between the power circuit conductors and the protection circuit conductors, the measured insulation resistance shall not be less than 1MΩ. 5.3.5 During the withstand voltage test, when 1000V is applied between the power circuit conductors and the protection circuit conductors for 1 second, no breakdown or discharge phenomena shall occur. After the machine tool is