JB/T 1881-1999 Types and basic parameters of hydraulic trimming presses

JB/T 1881-1999 JB/T 1881-1999 Trimming hydraulic press type and basic parameters JB/T1881-1999 Standard download decompression password: www.bzxz.net

ICS25.120.10
Machinery Industry Standard of the People's Republic of China
JB/T1881-1999
Trimming hydraulic press
Types and basic parameters
Trimming hydraulic press-Types and basic parameter1999-06-28 Issued
National Bureau of Machinery Industry
2000-01-01 Implementation
JB/T1881-1999
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This standard is a revision of JB1881-77 "Trimming hydraulic press types and basic parameters". During the revision, the original standard was edited, and the main technical content remained unchanged. This standard replaces JB1881-77 from the date of implementation. This standard is proposed and managed by the Technical Committee for Standardization of Metallurgical Equipment. The drafting unit of this standard: Taiyuan Heavy Machinery (Group) Co., Ltd. The main drafter of this standard is Yao Zukang.
This standard was first issued in October 1977
Standard of the Machinery Industry of the People's Republic of China
Trimming hydraulic press—Types and basic parameters
Trimming hydraulic press—Types and basic parameter This standard specifies the types and basic parameters of trimming hydraulic presses. This standard is mainly applicable to trimming hydraulic presses for cutting burrs and punching processes of hot die forgings. 2 Referenced standards
JB/T1881-1999
Replaces JB1881—77
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. JB/T611—1991 Main parameters of hydraulic press Series 3 Type and basic parameters
3.1 The type of hydraulic press is a three-beam four-column vertical hydraulic press directly driven by an oil pump, as shown in Figure 1. 3.2 The main parameters of the hydraulic press shall comply with the provisions of JB/T611, as shown in Table 1. Figure 1
Approved by the State Machinery Industry Bureau on June 28, 1999 and implemented on January 1, 2000
Basic parameters
Basic parameters shall comply with the provisions of Table 1.
Nominal pressure
Maximum travel of movable crossbeam S
Maximum clearance H
Workbench size
Return cylinder nominal pressure
Idle travel speed\k
Working travel speed"
Return speed h
1881-1999
The basic parameters of 180MN trimming hydraulic press are recommended values. 2 In special cases, water pressure transmission is allowed, but the basic parameters should still comply with the regulations
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Mechanical industry standards
Types and basic parameters of trimming hydraulic press| |tt||JB/T1881-1999
Published by the China Academy of Mechanical Science
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Format 880×12301/16 Printing sheet 1/2 Number of words 6000First printing in December 1999
First edition in December 1999
Print run 1-500
Price 500 yuan
No. 99-1210
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