JB/T 3317.2-1999 This standard is a revision of ZBn J53 018-90 "Chuck multi-tool lathe". This standard is a concretization and supplement of GB/T 9061-1988 "General technical conditions for metal cutting machine tools". During the revision, only editorial changes were made according to relevant regulations. The main technical content has not changed. This standard is part of the JB/T 3317 "Chuck multi-tool lathe" series of standards, which includes the following four parts: JB/T 3317.1-1999 Chuck multi-tool lathe accuracy inspection JB/T 3317.2-1999 Chuck multi-tool lathe technical conditions JB/T 3317.3-1993 Chuck multi-tool lathe parameters JB/T 3317.4-1993 Chuck multi-tool lathe series This standard specifies the technical requirements for the design, manufacture and acceptance of chuck multi-tool lathes. This standard applies to chuck multi-tool lathes with a maximum turning diameter of 500mm on the tool holder. This standard was first issued in July 1990. JB/T 3317.2-1999 Technical requirements for chuck multi-tool lathes JB/T3317.2-1999 Standard download decompression password: www.bzxz.net

ICS25.080.10
Machinery Industry Standard of the People's Republic of China
JB/T3317.2—1999
Chuck Multi-Tool Lathe
Technical Conditions
Published on 1999-05-20
State Bureau of Machinery Industry
Implementation on 2000-01-01
JB/T3317.2—1999
This standard is a revision of ZBnJ5301890 "Technical Conditions for Chuck Multi-Tool Lathe". During the revision, only editorial modifications were made in accordance with relevant regulations, and the technical content remained unchanged.
This standard is a concretization and supplement to GB/T9061-1988 "General Technical Conditions for Metal Cutting Machine Tools" and other standards. This standard is part of the JB/T3317 "Chuck Multi-Tool Lathe" series of standards, which includes the following four parts: JB/T3317.1-1999
JB/T3317.2-1999
JB/T 3317-1993
JB/T6590-1993
Chuck Multi-Tool Lathe
Chuck Multi-Tool Lathe
Precision Inspection
Technical Conditions
Chuck Multi-Tool Lathe
Chuck Multi-Tool Lathe
Series Model Spectrum
This standard replaces ZBnJ53018-90 from the date of implementation. This standard is proposed by the National Technical Committee for Standardization of Metal Cutting Machine Tools. This standard is under the jurisdiction of the Automatic Lathe Branch of the National Technical Committee for Standardization of Metal Cutting Machine Tools. The responsible drafting unit of this standard is Dalian Machine Tool Factory. This standard was first issued in July 1990.
1 Scope
Standards of the Machinery Industry of the People's Republic of China
Technical Conditions for Chuck Multi-Tool Lathes
This standard specifies the technical requirements for the design, manufacture and acceptance of chuck multi-tool lathes. This standard is applicable to chuck multi-tool lathes with a maximum turning diameter of 500mm on the tool holder. 2 Referenced Standards
JB/T3317.2-1999
Replaces ZBnJ53018-90
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards are subject to revision, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T 5226.1—1996
5 Electrical equipment of industrial machinery Part 1 General technical requirements GB/T9061—1988
GB 157601995
GB/T167691997
JB/T3317.1—1999
JB/T33971994
JB/T9872—1999
JB/T98741999
JB/T9877—1999
JB/T10051—1999
3 General requirements
General technical requirements for metal cutting machine tools
General technical requirements for safety protection of metal cutting machine tools Metal cutting machine tools||tt ||Method for measuring noise sound pressure level
Precision inspection of chuck multi-tool lathe
Technical conditions for gray iron castings of machine tools
Metal cutting machine tools
General technical conditions for machined parts
General technical conditions for assembly of metal cutting machine toolsMetal cutting machine toolsbzxz.net
Metal cutting machine tools
Determination of cleanliness
General technical conditions for hydraulic system
When accepting machine tools according to this standard, the remaining acceptance items that are not specified in GB/T9061, JB/T9872, JB/T9874 and other standards must be inspected at the same time.
Random accessories and tools
The machine tool should be equipped with accessories and tools that ensure basic performance and be supplied randomly. Special accessories and tools that expand the performance of the machine tool should be supplied according to the user's requirements and agreement.
5 Safety and Health
5.1 The safety protection of the machine tool shall comply with the provisions of GB15760. 5.2 The noise of machine tools shall be tested in accordance with the provisions of GB/T16769. Under the condition of no-load operation, the sound pressure level of machine tool noise shall not exceed 83dB (A). 6 Processing and assembly quality
6.1 The quality of machine tool castings shall comply with the provisions of JB/T3997. The important castings of machine tools (bed base, headstock box) must be aged after rough processing.
Approved by the State Machinery Industry Bureau on May 20, 1999 and implemented on January 1, 2000
JB/T3317.2—1999
6.2 The main longitudinal and transverse moving guide rails of machine tools must adopt wear-resistant measures such as surface quenching or the use of high-wear-resistant materials and steel guide rails.
6.3 The following joint surfaces shall be inspected as required for particularly important fixed joint surfaces: a) Joint surface between the spindle box and the bed;
b) Fixed joint surface between the slides;
c) Joint surface between the tool holder base (movable) and the bed. 6.4 The following joint surfaces shall be inspected as required for important fixed joint surfaces: a) Joint surface between the oil cylinder support;
b) Joint surface between the base and the bed;
c) Joint surface between the tailstock and the tailstock body base and the bed; d) Joint surface of the steel guide rail.
6.5 The internal cleanliness of the spindle box shall be inspected (randomly checked) by the weight method specified in JB/T9877, and its impurities and dirt shall not exceed the requirements of Table 1. Other parts shall be inspected by visual inspection and hand feel. Table 1
Maximum turning diameter on the tool holder
Inspection part
Spindle box
7 Machine tool idle running test
≤200
Impurity weight
The idle running test of the machine tool shall be carried out in accordance with the provisions of 6.6 of GB/T9061-1988, and the following tests shall be carried out: 7.1
a) Temperature rise test of the spindle system and hydraulic system: b) Test of main motion and feed motion (spot check): c) Action test:
d) Inspection of safety protection devices and insurance devices; e) Noise inspection;
D Idle running power test (spot check):
g) Inspection of electrical system;
h) Inspection of hydraulic, cooling and lubrication systems; i) Continuous idle running test of the whole machine.
The tool rest shall be inspected for repeated positioning accuracy for 5 times, and the maximum difference shall not exceed the following provisions: 7.2
Longitudinal, 0.02mm:
Horizontal, 0.01mm.
Load test of machine tools
The load test specifications of machine tools shall be carried out in accordance with the design requirements. During the test, all mechanisms of the machine tools shall work normally. Torque test of the main transmission system of the machine tools:
a) Maximum torque test of the main transmission system of the machine tools;>200
JB/T3317.2—1999
b) Test of the machine tool exceeding the maximum torque by 25% for a short time. Cutting resistance test of machine tools:
a) Test of the maximum cutting resistance of machine tools:
b) Test of the machine tool exceeding the maximum cutting resistance by 25% for a short time. Note: Maximum torque and maximum cutting resistance refer to the maximum values ​​specified in the design. 8.4 For machine tools produced in batches, it is allowed to test at 2/3 of the maximum torque and 2/3 of the maximum cutting resistance, but the maximum torque, maximum cutting resistance and short-term exceeding 25% of the maximum torque and short-term exceeding 25% of the maximum cutting resistance should be regularly inspected. 8.5 The test of the main transmission system of the machine tool reaching the maximum power (spot check). 9
Machine tool precision inspection
The precision inspection of the machine tool shall be carried out in accordance with JB/T3317.1. 9.2
Gl, G10, P1, P2, P3 should be inspected when the machine tool reaches the medium speed stable temperature. The maximum allowable value of the surface roughness R of the 3P1, P2, P3 precision turning test pieces is 3.2μm. 9.3
Mechanical Industry Standard
Technical Specifications for Chuck Multi-Tool Lathes
JB/T3317.21999
Published by the Machinery Standardization Research Institute of the Ministry of Machinery Industry Printed by the Machinery Standardization Research Institute of the Ministry of Machinery Industry (No. 2 Shouti South Road, Beijing: Postal Code 100044)*
1/16 Printing Sheet 1/2 Number of Words 8000
Format 880×1230
First Printing in July 1999
First Edition in July 1999
Print Quantity 1-500
Price 500 Yuan
99-190
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