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JJF 1251-2010 English PDF

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JJF 1251-2010: Calibration specification for measuring system of coordinate position
Status: Valid

JJF 1251: Evolution and historical versions

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
JJF 1251-2010	English	739	Add to Cart	6 days [Need to translate]	Calibration specification for measuring system of coordinate position	Valid	JJF 1251-2010
JJF 1251-1990	English	239	Add to Cart	2 days [Need to translate]	O.T.C. of Hardness Primary Standard for Shore	Obsolete	JJF 1251-1990

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Basic data

Standard ID	JJF 1251-2010 (JJF1251-2010)
Description (Translated English)	Calibration specification for measuring system of coordinate position
Sector / Industry	Metrology & Measurement Industry Standard
Classification of Chinese Standard	A52
Classification of International Standard	17.040
Word Count Estimation	32,329
Date of Issue	2010-05-11
Date of Implementation	2010-08-11
Older Standard (superseded by this standard)	JJF 1251-1990
Quoted Standard	JJF 1001-1998; JJF 1094-2002; JJF 1130-2005; ISO 230-2-2006; GB/T 17421.2-2000; ISO/TR 230-9-2005; ISO 10791-4-1998; GB/T 20957.4- 2007; GB/T 16462.4-2007
Regulation (derived from)	AQSIQ Announcement No. 50 of 2010
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine
Summary	This standard applies to CNC coordinate measuring system positioning accuracy and repeatability of positioning accuracy of the calibration, digital positioning accuracy of the calibration device can also refer to this specification.

JJF 1251-2010: Calibration specification for measuring system of coordinate position

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Calibration specification for measuring system of coordinate position People's Republic of China National Metrology Technical Specifications Coordinate positioning measurement system calibration specifications Issued on. 2010-05-11 2010-08-11 implementation The State Administration of Quality Supervision, Inspection and Quarantine released Coordinate positioning measurement system calibration specifications This specification by the State Administration of Quality Supervision, Inspection and Quarantine approved on May 11, 2010, and from From August 11, 2010 into effect. NFP. National Engineering Geometrical Parameters Measurement Technology Committee The main drafting units. Shandong Institute of Metrology China Institute of Metrology Participated in the drafting unit. Machine tools Product Quality Inspection Center (Shanghai) Love Pui Yee Automatic Precision Instrument Technology (Shanghai) Co., Ltd. Guangdong Provincial Institute of Metrology This specification by the National Engineering Geometrical parameter measurement technology committee responsible for the interpretation The main drafters of this specification. Zhao Dongsheng (Shandong Province Institute of Metrology) Zhang Heng (China Institute of Metrology) Xia Xiao Hong (Shandong Province Institute of Metrology) Sunkuai Qing (Shandong Province Institute of Metrology) Drafters participate. Wengwei Huan (Machinery Industry Machine Products Quality Inspection Center (Shanghai)) Wang Wei (love Pui Yee Automatic Precision Instrument Technology (Shanghai) Co., Ltd.) Zhang Yong (Guangdong Institute of Metrology)

1 Scope (1) 2. Referenced Documents (1) 3 Terms and Definitions (1) 4 Overview (3) 5 Metrological characteristics (3) 6 calibration conditions (4) Environmental conditions 6.1 (4) 6.2 Calibration Equipment (4) 6.3 is calibrated tools (4) 7 calibration items and calibration methods (5) 7.1 calibration items (5) Select (5) of the calibration target position 7.2 7.3 Calibration method (6) Expression 8 calibration results (8) 8.1 not more than 2000mm axis stroke and the stroke of the linear axis is not more than a 360 ° rotational axis (8) 8.2 axis travel greater than 2000mm linear axis (8) 9 Recalibration interval (8) Appendix A coordinate positioning measurement system linear axis Uncertainty Evaluation (9) Appendix B coordinate positioning measuring system axis of rotation of Uncertainty in Measurement Evaluation (17) Appendix C calibration cycle mode (21) Reference Example original record Appendix D (22) Appendix E Typical examples of the results of calibration (axis stroke length of not more than 2000mm) (25) Appendix F calibration certificate contents (28) Coordinate positioning measurement system calibration specifications

1 Scope

This standard applies to the positioning accuracy of CNC machine tools, coordinate measuring system positioning accuracy and repeatability of positioning calibration, digital Positioning accuracy calibration device also can refer to this specification.

2 Citations

This specification references the following documents. JJF 1001-1998 common measurement terms and definitions JJF 1094-2002 measuring instrument characteristics evaluation JJF 1130-2005 geometric measurement equipment calibration Uncertainty Evaluation Guide ISO 230-2.2006 Testcodeformachinetools-Part 2. Determinationofaccuracy andrepeatabilityofpositioningnumericalycontroledaxes Part 2 (General Inspection Machine Score. CNC axis positioning accuracy and repeatability of the determination) GB/T 17421.2-2000 Test code for machine tools - Part 2. CNC axis positioning accuracy and repeatability of set Bit accuracy is determined ISO /T R230-9.2005 Testcodeformachinetools-Part 9. Estimationofmeasure- mentuncertaintyformachinetooltestsaccordingtoseriesISO 230, basicequations (General Inspection Machine Part 9. CNC machine testing Uncertainty evaluation based on ISO 230 series of standards, group This formula) ISO 10791-4.1998 Testconditionsformachiningcenters-Part 4. Accuracyand repeatabilityofpositioningoflinearandrotaryaxes (Test conditions for machining centers - Part 4. Positioning accuracy and linear and rotary axes repeatability test) GB/T 20957.4-2007 Test conditions for precision machining centers - Part 4. Fixed linear and rotary axes Positioning accuracy and repeatability of positioning accuracy test GB/T 16462.4-2007 CNC lathes and turning centers - Part 4 Test conditions. linear and rotary axes Line positioning accuracy and repeatability test When using this specification it should be noted that using the currently valid version of the documents cited.

3 Terms and Definitions

This specification uses the following terms and definitions and JJF 1001, GB/T 17421.2 relevant terms and definitions (which Some terms and definitions are summarized as follows). 3.1 axis trip axistravel In the digital motion control member along the axis of maximum linear movement or travel around the axis of rotation of the maximum stroke. 3.2 Measuring stroke measuretravel Axis data acquisition section for stroke. Select the measuring path should be guaranteed two-way approaches the first and last

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