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GB/T 25373-2010Metal-cutting machine tools - General specifications of assembling (English PDF)

金属切削机床装配通用技术条件

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

November 10, 2010

Implementation date

March 1, 2011

Scope

GB/T 25373-2010 is the English-translated version of 金属切削机床装配通用技术条件.

GB/T 25373-2010 is the Chinese standard "Metal-cutting machine tools - General specifications of assembling". Its scope clause reads: This standard specifies the metal cutting machine tools during assembly of the technical requirements.

This standard applies to metal cutting machine tools (hereinafter referred to as the machine) unit (group) assembly and machine assembly member. Its clauses include basic requirements.

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Document preview — GB/T 25373-2010

National Standard of the People's Republic of China

ICS: 25.080.01
Classification: J 50

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and definitions

1 Scope

This standard specifies the metal cutting machine tools during assembly of the technical requirements.

This standard applies to metal cutting machine tools (hereinafter referred to as the machine) unit (group) assembly and machine assembly member.

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 5226.1 Safety of machinery electrical equipment Part 1. General requirements (GB 5226.1-2002, IEC 60204-1.

2000, IDT)

GB/T 6576 machine lubrication system (GB/T 6576-2002, eqv ISO 5170. 1977)

GB/T 7932 pneumatic systems General technical conditions (GB/T 7932-2003, ISO 4414.1998, IDT)

GB/T 9061 General technical conditions for metal cutting machine tools

GB 15760 metal cutting machine tool safety general technology condition

GB/T 23572 Metal Cutting Machine Hydraulic System General technical conditions

GB/T 23575 Metal Cutting Machine conical surface coloring method test and evaluation

Methods of measurement GB/T 25374 metal cutting machine cleanliness

GB/T 25375 Metal Cutting Machine topcoat color combination test and evaluation method

JB/T 3579 epoxy coating sliding guides General technical conditions

JB/T 8832 CNC system General technical conditions

3 Basic requirements

3.1

Machine should design and assembly process planning for assembly. To assemble on the machine parts and components (including purchased parts) shall conform to the quality begging. Should not be placed in a predetermined pattern not gaskets and covers.

3.2

assembly should be clean. High precision components, the assembly shall comply with the relevant environmental regulations.

3.3

assembled parts and components should be clean. Machined parts for assembly should not bump, scratch and rust, with the workpiece surface should not have

Revised filing and sanding and other traces (except as otherwise provided in the manufacturing process).

3.4

bolt after assembly, the end face of the screw head and the nut should be fastened in uniform contact with the plane parts, should not tilt and a gap.

Rear bolts should be slightly protruding from the nut. Screw assembly in the same area, its length should generally be the same. Fastening screws, bolts and nuts are not

Should be loose, affecting the accuracy of screw fastening force should be consistent.

3.5

After the nuts, washers should meet the various requirements of the brake, the threaded portion of the structure need to be employed in low coating strength, according to the intensity

Glue instead of locking washers.

Mobile 3.6 machine, after rotating member assembly, movement should be smooth, flexible, lightweight, non-blocking phenomenon. Displacement mechanism should ensure that accurate and reliable

Positioning.

On a scale of 3.7 means the machine handwheel, handle the amount of reverse backlash after assembly shall be specified in the technical conditions for each type of machine.

3.8

Hydrostatic machine means that the throttle ratio shall meet the design requirements. After the establishment of the static pressure, exercise should be light and flexible.

3.9

high-speed rotation of zero, components, assembly should do balance test.

Assembly 3.10 hydraulic systems should comply with the relevant provisions of GB/T 23572 "Metal Cutting Machine Hydraulic System General technical conditions".

GB/T 29001.5-2013 | GB/T 28615-2012 | GB/T 24343-2009 | GB/T 25375-2010 | GB/T 25374-2010 | GB/T 25372-2010 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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