JB/T 9908.3-1999 Accuracy test of horizontal spindle and rotary table surface grinder

JB/T 9908.3-1999 This standard is a revision of ZB J55 032-88 "Precision of Horizontal Spindle Surface Grinding Machine". This standard is part of the JB/T 9908 "Horizontal Spindle Surface Grinding Machine" series of standards. This series of standards includes the following four parts: JB/T 9908.1-1999 Parameters of Horizontal Spindle Surface Grinding MachineJB/T 9908.2-1999 Model spectrum of Horizontal Spindle Surface Grinding MachineJB/T 9908.3-1999 Precision inspection of horizontal spindle surface grinding machineJB/T 9908.4-1999 Technical conditions of horizontal spindle surface grinding machineThis standard specifies the requirements and inspection methods for geometrical accuracy inspection and working accuracy inspection of horizontal spindle surface grinding machine. This standard applies to horizontal spindle circular table grinders with a table diameter of 320 to 1600 mm, which are of ordinary precision and have movable grinding heads, movable table carriages and movable columns. This standard was first issued in May 1981 and revised for the first time in October 1988. JB/T 9908.3-1999 Accuracy test for horizontal spindle circular table surface grinders JB/T9908.3-1999 Standard download decompression password: www.bzxz.net

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Machinery Industry Standard of the People's Republic of China
JB/T9908.19908.4—1999
Horizontal Spindle Surface Grinding Machine
1999-05-20 Issued
National Bureau of Machinery Industry
2000-01-01 Implementation
JH/T9908.3—1999
This standard is designed on the basis of ZBJ35032—88 Horizontal Spindle Surface Grinding Machine. The technical content of this standard is consistent with ZBJ55032—88, and it has only been revised according to relevant regulations. This standard is part of the series of standards for horizontal spindle surface grinding machines. This series of standards includes the following parts: JBT990 8.1—1999 Horizontal axis circular table grinding machine series JB.T08.2—1999
Horizontal axis surface grinding machine series JH:19908.3155y Horizontal axis surface grinding machine precision inspection horizontal axis surface grinding machine technical conditions
JB19908.4-1
This standard shall be implemented from ZBJ55032—88. This standard is proposed by the National Technical Committee for Standardization of Cutting Machine Tools. This standard is approved by the National Technical Committee for Standardization of Cutting Machine Tools. The responsible unit of this standard is: Tianjin Precision Machine Tool Factory. This standard was first issued in May 1981 as JR2997-81. It was revised for the first time in October 1988. This is the second revision of the Machinery Industry Standard of the People's Republic of China. Accuracy Inspection of Horizontal Spindle Circular Table Surface Grinders. JBT9908.3-1999. Daishan July. 155 (032-88). This standard specifies the requirements and inspection methods for the geometric belt inspection and working stability inspection of horizontal spindle circular table surface grinders. This standard is applicable to horizontal spindle return table surface grinders with normal accuracy of the table diameter of 320-1600mm, such as the movable seat type, the self-slide type and the column movable type.
2 Referenced standards
The following standards contain provisions that constitute the text of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards are subject to revision. Parties using this standard shall consider the need to use the latest versions of the following standards. GB 17421.1-1998 General rules for machine tool inspection Part 1: Requirements for the accuracy of machine tools under non-negative or fine machining conditions
31 When using this standard, parties shall refer to the relevant provisions of GB 17421.1, especially the inspection Installation before inspection, idling temperature rise of the spindle and other components, inspection methods and accuracy of inspection tools. 3.2 Adjust the installation level according to the provisions of 3.1 in GB/T17421.1-1998. The horizontal deviation in the longitudinal and transverse directions shall not exceed 0.02/1000.
3.3 Before inspection, the actual inspection sequence can generally be arranged according to the convenience of installation and disassembly tools and inspection, and the requirements of thermal inspection items. 3.4 When the measured length is different from the length specified in this standard, the adjustment shall be reported according to the provisions of 2.3.1.1 in GB/T17421.1-199B. Convert according to the measurable length. When the conversion is less than 0.001mm, it is still calculated as 0.00mm. 3.5T. When the precision test is carried out, the test piece should be tested after grinding. 3. According to the agreement between the user and the manufacturer, the test date can be increased or decreased. 3.7 The schematic diagrams of each test item in this standard are only attached: 1. Brief review of machine tools with movable platforms and slides. Since the approval of the Municipal Machinery Industry on May 20, 1995, 10
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