GB/T 22677-2008Electric impact wrenches (English PDF)

Foreword

The standard proposed by China Electrical Equipment Industrial Association.

This standard by the National Standardization Technical Committee on Power Tools.

This standard is drafted by: Shandong ZTE Power Tools Co., Ltd., Shanghai Electric Tool Research Institute.

The main drafters of this standard. Liuzhao Rong, Libang Association, Liu Jiang, Zhang Hongping, Zhao received, the party trillion Springs.

Electric impact wrench

1 Scope

This standard specifies the basic parameters of the electric impact wrench, type, technical requirements, test methods and inspection rules.

This standard applies to general environmental conditions, the impact of the use of the clutch mechanism, the use of impact moment to complete assembly and disassembly of threaded member with electric shocks

Wrench (hereinafter referred to as electric wrench).

This standard does not apply to constant torque (current-controlled) and constant torque constant angle (current angle control type) electric wrench, electric wrench long modular

Other dedicated electric wrench hand and mounting special type of threaded part (such as electric ratchet wrench, shear electric wrench, etc.).

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB/T 97.1-2002 flat washers Class A (ISO 7089.2000, EQV)

GB/T 193-2003 common thread diameter and pitch range (ISO 261.1998, MOD)

GB/T 197-2003 common thread tolerance (ISO 965-1.1998, MOD)

GB 755-2008 rotating motor fixed and performance (IEC 60034-1.2004, IDT)

GB 1002 Household and similar single-phase plugs and socket type, basic parameters and dimensions

GB 1003 Household and similar three-phase plug and socket type, basic parameters and dimensions

GB/T 1031 surface roughness parameters and their values (GB/T 1031-1995, ISO 468. 1982, NEQ)

GB/T 1184 shape and position tolerances without individual tolerance value (GB/T 1184-1996, ISO 2768-2. 1989, EQV)

GB/T 1801 limits and tolerances and mating with the choice (GB/T 1801-1999, ISO 1829. 1975, EQV)

GB 2099.1 plugs and sockets for household and similar purposes - Part 1. General Requirements (GB 2099.1-2008, IEC 60884-1.

GB/T 2900.28-2007 Electrotechnical terminology - Power Tools

GB/T 3098.1-2000 Mechanical properties of fasteners Bolts, screws and studs (ISO 898-1.1999, IDT)

GB/T 3098.2-2000 Mechanical properties of fasteners - Nuts - Coarse thread (ISO 898-2.1992, IDT)

GB/T 3227-2000 square drive bolts and nuts Assembly tools socket tool (idt ISO 1174-2.1996)

GB/T 3229-2000 bolt screws Assembly tools screwdriver bits Hexagon drive ends (eqv ISO 1173. 1988)