GB/T 7926-2015NC reciprocating traveling type wire electrical-discharge machines—Testing of the accuracy (English PDF)
数控往复走丝电火花线切割机床 精度检验
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 10, 2015
Implementation date
July 1, 2016
Scope
GB/T 7926-2015 is the English-translated version of 数控往复走丝电火花线切割机床 精度检验.
GB/T 7926-2015 is the Chinese standard "NC reciprocating traveling type wire electrical-discharge machines—Testing of the accuracy".
Its scope clause reads: This standard specifies a numerical control cutting reciprocating forming geometric precision wire walking WEDM inspection, CNC axis positioning accuracy And repeat positioning accuracy testing and inspection process, but also provides the above-mentioned test corresponds to the value of tolerance.
This standard also specifies the name of the main components of the machine, and with reference to GB/T 19660-2005 named axis. This standard applies to a reciprocating cutting shaping CNC wire walking WEDM, including cross-table and single column machines Double column machines (hereinafter referred to as. the machine).
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Document preview — GB/T 7926-2015
National Standard of the People's Republic of China
- ICS
- 25.080.99
- Classification
- J 59
- Replacing
- GB/T 7926-2005
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3.1 Cross table Single column machines
- 3.2 pairs of column machines
- 4 requirements
- 4.1 Unit
- 4.2 Referring to GB/T 17421.1-1998
- 4.3 Test sequence
- 4.5 Measuring Instruments
- 4.6 minimum tolerance
- 4.7 positioning accuracy test and reference GB/T 17421.2-2000
- 4.8 Processing Inspection
- 5.1 Basic linear motion
- 5.2 workbench or workpiece mounting frame
- 5.4 wire storage tube
- 6 Positioning accuracy test
- 7 20 Processing Inspection
- References
1 Scope
This standard specifies a numerical control cutting reciprocating forming geometric precision wire walking WEDM inspection, CNC axis positioning accuracy
And repeat positioning accuracy testing and inspection process, but also provides the above-mentioned test corresponds to the value of tolerance.
This standard also specifies the name of the main components of the machine, and with reference to GB/T 19660-2005 named axis.
This standard applies to a reciprocating cutting shaping CNC wire walking WEDM, including cross-table and single column machines
Double column machines (hereinafter referred to as. the machine).
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 1958-2004 Geometrical Product Specifications (GPS) shape and position tolerance testing requirements
GB/T 17421.1-1998 Test code for machine tools - Part 1. under no-load or finishing conditions Geometric accuracy of machines
GB/T 17421.2-2000 Test code for machine tools - Part 2. CNC axis positioning accuracy and repeatability of determination
Name 3 major components and machine axes
3.1 Cross table Single column machines
Figure 1 and Table 1.
figure 1 […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 20 pages — is available in the English PDF.
Referenced standards
Similar standards
Editions of GB/T 7926
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 7926-2015 | NC reciprocating traveling type wire electrical-discharge machines—Testing of the accuracy | current edition | Current |
| GB/T 7926-2005 | NC reciprocating traveling type wire electrical-discharge machines—Testing of the accuracy | previous edition | Superseded |
This page sells the current edition, GB/T 7926-2015. Earlier editions are listed for reference only.
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