This standard specifies the parameters of CNC horizontal lathes. This standard applies to newly designed chuck-type CNC horizontal lathes with a maximum turning diameter of 200 to 1000mm and a processing length of 5000mm, and bar-type CNC horizontal lathes with a maximum bar diameter of 25 to 63mm. JB/T 4368.2-1996 CNC horizontal lathe parameters JB/T4368.2-1996 Standard download and decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
CNC Horizontal Lathe
Subject Content and Scope of Application
This standard specifies the parameters of CNC horizontal lathes. Parameters
JB/T 4368.2—96
This standard applies to newly designed chuck-type CNC horizontal lathes with a maximum turning diameter of 200~1000mm and a maximum turning length of 5000mm and bar-type CNC horizontal lathes with a maximum bar diameter of 25~63mm. Reference Standards
GB5900.1~~5900.3 Interchangeability Dimensions of Flange-type Spindle Ends and Faceplates for Machine Tools
3 Parameters
3.1 Parameters of Chuck-type CNC Horizontal Lathe
The type of chuck-type CNC horizontal lathe is shown in Figure 1, and the parameters should comply with the provisions of Table 1. Fig. 1 Chuck type CNC horizontal lathebZxz.net
Table 1 Chuck type CNC horizontal lathe parameter table
Maximum turning diameter
mm
Maximum front turning length L1\mm
Spindle end type and code
GB5900
Spindle diameter
mm
200
200-750
250
320
40 0
500
630
800
1000
400-2000500--2500|630--3000800--4000|1000-50000300--1500
250--1000
5, 6, 8
242
Note: 1) The maximum turning length is recommended to be arranged in arithmetic progression. 3.2 Parameters of bar-type CNC horizontal lathes
6.8.11
≥65
The type of bar-type CNC horizontal lathes is shown in Figure 2. The parameters should comply with the provisions of Table 2. Approved by the Ministry of Machinery Industry of the People's Republic of China on April 11, 1996 11, 1.5, 20
80
1996-10-01 Implementation
33
Maximum bar diameter dmm
Maximum turning length L\
mi
Spindle end type and code GB5900
Spindle diameter
mm
JB/T4368.2--96
Figure 2 Bar-type CNC horizontal lathe
Table 2 Bar-type CNC horizontal lathe parameter table
25
25~～100
32
Note: 1) The maximum turning length L is recommended to be arranged in arithmetic progression Additional remarks:
32
32~150
≥40
This standard is proposed by the National Technical Committee for Standardization of Metal Cutting Machine Tools. This standard is under the jurisdiction of Shenyang Automatic Lathe Research Institute and Shenyang Lathe Research Institute. This standard was drafted by Shenyang Automatic Lathe Research Institute. 34
40
40~400
Self-determined
≥48
50
50250
≥58
63
63-300
≥72
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