JB/T 2825.2-1999 Slotting machine series

JB/T 2825.2-1999 This standard is a revision of JB/Z 147-89 "Slotting Machine Series". During the revision, only the editorial modifications were made according to relevant regulations, and the main technical content was not changed. This standard is part of the JB/T 2825 "Slotting Machine" series of standards, which includes the following four parts: JB/T 2825.1-1999 Slotting Machine Parameters JB/T 2825.2-1999 Slotting Machine Series JB/T 2825-1991 Slotting Machine Accuracy JB/T 2826-1994 Slotting Machine Technical Conditions This standard specifies the series composition, purpose, performance characteristics, varieties and parameters of general-purpose slotting machines. This standard is applicable to newly designed general-purpose slotting machines with a maximum slotting length of 200~1600mm. This standard was first issued in 1979 and revised for the first time in March 1989. JB/T 2825.2-1999 Slotting Machine Series JB/T2825.2-1999 Standard Download Decompression Password: www.bzxz.net

ICS25.080.25
Machinery Industry Standard of the People's Republic of China
JB/T2825.2—1999
Slotting Machine Series
Published on 1999-05-20
State Bureau of Machinery Industry
Implementation on 2000-01-01
JB/T2825.2—1999
This standard is revised on the basis of JB/Z14789 "Slotting Machine Series".
This standard is consistent with the technical content of JB/Z14789 and has only been re-edited in accordance with relevant regulations. This standard is part of the "Slotting Machine" series of standards, which includes the following four parts: JB/T2825.1—1999
JB/T2825.2—1999
JB/T2825—1991
JB/T28261994
Series of models
Technical conditions
This standard replaces JB/Z147—89 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 Slotting and Planing Machine Branch of the National Technical Committee for Standardization of Metal Cutting Machine Tools. The drafting unit of this standard: Fushun Machine Tool Factory. This standard was first issued in 1979 and revised for the first time in March 1989. 1
1 Scope
Machinery Industry Standard of the People's Republic of China
Slotting Machine Series
JB/T2825.2—1999
Replaces JB/Z147-89
This standard specifies the series composition, purpose, performance characteristics, varieties and parameters of general-purpose slotting machines. This standard is applicable to newly designed general-purpose slotting machines with a maximum slotting length of 200~1600mm. 2 Referenced Standards
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 will be revised, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T1581996 T-slots and corresponding bolts for machine tool worktables JB/T2825-1991 Slotting machine accuracy bzxz.net
JB/T98711999
3 Series composition
Metal cutting machine tools
Day accuracy classification
The slotting machine series composition is shown in Figure 1
Slotting machine series composition
CNC slotting machine
4 Application and performance
4.1 Slotting machine
The type of the machine tool is shown in Figure 2.
The slotting machine is a basic series, which is suitable for single-piece, small-batch or batch production in the machinery manufacturing industry and is used for slotting planes, forming surfaces, keyways or grooves.
Approved by the State Bureau of Machinery Industry on May 20, 1999, and implemented on January 1, 2000
The machine tool should have the following performance characteristics:
JB/T2825.2—1999
The ram makes reciprocating linear motion in the carriage, and the worktable makes three feed motions, longitudinal, transverse and rotary. The machine tool accuracy should meet the requirements of JB/T2825. The machine tool is a V-level precision machine tool specified in JB/T9871. 4.2 CNC slotting machine
The CNC slotting machine is a basic series. The machine tool is suitable for single-piece and small-batch production of molds, tools, special-shaped blades, etc., and is used for slotting irregular planes and inclined surfaces.
In addition to the structural characteristics of the slotting machine, the machine tool should also have the following structural characteristics: a) The movement of the parts in each CNC coordinate direction can be both CNC-controlled and manually adjusted; b) Digital display device.
The machine tool accuracy shall comply with the provisions of JB/T2825. The machine tool is a V-level accuracy machine tool as specified in JB/T9871. 5 Varieties
The varieties of machine tools are shown in Table 1.
Maximum slotting length
Ordinary type
CNC type
The parameters of machine tools are shown in Table 2.
Maximum slotting length
Distance between tool support surface and bed
Distance between worktable and lower end of slide
T-slot width (according to GB/T158)
Diameter of center hole of worktable
Diameter of worktable
Maximum longitudinal movement distance of worktable
Maximum lateral movement distance of worktable
Maximum travel of ram
Worktable
Tool holder
Minimum distance from lower end of ram to worktable
Maximum adjustment of ram (slide) travel positionMaximum distance from lower end of slide to worktable
Ram tilt angle
Height from worktable to ground|| tt||Worktable load
Minimum longitudinal and transverse feed of worktable
Minimum rotation feed of worktable
Worktable rapid traverse speed
Maximum speed of ram working stroke
Maximum speed of ram return stroke
Maximum cutting resistance 1
Main drive motor power
mm/time
JB/T2825.2—1999
800-900
900-1000
0.06-0.16
1) The maximum cutting resistance refers to the maximum cutting resistance within the range of ram working stroke speed of 16-20m/min. 1000
950-1200
Mechanical industry standard
Slotting machine series
JB/T2825.2-1999
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 June 1999
First edition in June 1999
Print count 1-500
Price 500 yuan
99-222
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