HG/T 3122-1998 Technical Specifications for Tire High-Speed ​​and Endurance Testing Machines HG/T3122-1998 Standard download decompression password: www.bzxz.net

ICS 71. 120: 83. 200
Registration No. 1981-1998
Chemical Industry Standard of the People's Republic of China
HG/T3122-1998
Specification of the drum tester far tr yesendurance or hight speed test1998-03-17Published
1998—10-01Implementation
Published by the Ministry of Chemical Industry of the People's Republic of ChinaFree download of various US standardsIndustry dataHG/T3122—1998
This standard is not equivalent to ISo 10191:1993 (E) Passenger car tire performance test Truck and bus tire performance test-Indoor test
High-speed endurance test of tires is the technical requirements for testing machines specified in the tire performance
standard. The technical parameters of this standard are formulated based on the actual situation of ISC
technical level.
This standard is drafted by China Chemical Equipment General Co., Ltd.
This standard is drafted by the Chemical Industry Ministry Rubber Tester
This standard is drafted by the Chemical Industry Rubber and Plastic Machinery Research Institute. Www.bzxZ.net
The main drafters of this standard: Wu Ningsun,
1091 and ISO
Standardization Technical Committee
Indoor test methods and ISO10454:1993 (E) to ensure the profitability of testing machines with international and national methods
Testing equipment
Rubber Industry Research and Design Institute. Shenyang
and other places formulated this standard.
requirements, and combined with the testing machine production technology factory of my country, Tianjin Wheel Vehicle Testing Center, Tianjin Wm.F
Chemical Industry Standard of the People's Republic of China
Technical Conditions for Tire High Speed ​​and Endurance Testing Machine Speciticatlon ot the drum tester for tryesendurance or hight speed test HG/T3122—1998
This standard specifies the structure, requirements, test methods, inspection rules, marking and packaging, transportation, storage, etc. of tire high speed and endurance testing machine. Applicable to high speed or endurance testing machine for truck tires, passenger car tires, passenger car tubeless tires and motorcycle tires (hereinafter referred to as testing machine). 2 Referenced Standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard was published, the versions shown were valid. All standards will be revised. All parties using this standard should explore the possibility of using the latest version of the following standards. HG/T2382--92 General Technical Specifications for Rubber Testing Instruments and Equipment 3 Structure
The main machine consists of a machine base, a drum, and a loading bracket. 3.1.1 The main machine should be able to withstand the gravity of the machine and the negative force applied by the test tire. 3.1.2 There can be 1 or 2 drums, and each drum should have a drive source drive 3.1.8 The main machine should have a sturdy safety device and be equipped with an electromechanical switch door lock, which is interlocked with the main machine operation and start-up device for protection. The monitoring key is made of a certain strength of transparent material. 3.2 The load control system should be able to control the load force applied to the tire 3.3 The speed control system should be able to accurately control the rotation speed of the drum. 4 Requirements
4.1 Normal working conditions of the test machine:
) Ambient temperature, main machine 5~40℃, tender machine 16~28℃, b) Relative humidity less than 70%
e) Power supply voltage: 380±88V, 220±20Vd) The main machine is placed on a solid foundation
) The test temperature should be maintained at 38±3℃.
4.2 Drum
4.2.1 Drum diameter, 1707.6mm, width: 300510mm, 4.2.2 The allowable deviation of the total radial runout of the drum is 0.25mm. 4+2.3 The time from the start of the drum to the specified speed should be within 5 minutes. Approved by the Ministry of Chemical Industry of the People's Republic of China on March 17, 1998, and implemented on October 1, 1998
4.3 Load
4.3.1 The maximum load of the test machine is 20kN or 90kN. 4.3.2 Load accuracy of the test machine
a) The load is less than 20.0kN, the error is 200N; HG/T3122-1998
b) The load is greater than 20.0kN, the error is 2% of the indicated value. 4.4 Speed
4.4.1 The test speed of the test machine is 50~320km/h. 4.4.2 The time required for the speed to stabilize at each stage during the test is no more than 3min. 4.4.3 The error of the test speed is 1%.
4.5 Basic requirements for testing machine, appearance quality and electrical connection performance
4.6 Transport bump performance
The testing machine should be packed in the packaging condition
5 Test method
5.1 Test conditions and test tools and instruments 5.1.1 The test is in Section 4.1 of this standard
5.1.2 Test tools and instruments
a) Standard dynamometer: range 0~
Accuracy: not less than 0.5%
Arc dynamometer base
b) Stopwatch
c) Factory qualified tire
d) Steel ruler
e) Tape measure
) Dial indicator
g) Tachometer
5.2 Drum test
(10mm;
(0～150r
5.2.1 Drum diameter and width inspection
Use a steel tape measure to measure the diameter of the drum to be tested| |tt||4.2.1 requirements:
Where D is the drum diameter:
L is the drum circumference.
50C50SN
Measure the drum width with a steel tape measure and it shall meet the requirements of 4.2.1. 5.2.2 Measure the radial runout three times with a dial indicator and it shall meet the requirements of 4.2.2. Calculate the diameter according to the following formula and it shall meet
5.2.3 Start the drum and use a stopwatch to measure the time from rest to reaching the specified speed and it shall meet Comply with the provisions of 4.2.3. 5.3 Load test
5.3.1 Fix the standard dynamometer between the tire support shaft and the calibration arc base, and adjust the standard dynamometer position to be in the same straight line with the center of the force sensor, and slowly load. The load range should meet the requirements of 4.3.1. 5.3.2 Test five points evenly within the specified load range according to the method of 5.3.1. The error between the force value displayed at each point and the indication value of the standard dynamometer should meet the requirements of 4.3.2
wt.5. 4 Speed ​​test
HG/T3122—1998
5.4.1 The accuracy of the drum linear speed measured by a tachometer shall comply with the provisions of 4.4.1.4.4.3. 5.4.2 The speed stabilization time after the drum linear speed setting is changed by a stopwatch shall comply with the provisions of 4.4.2. 5.5 Basic requirements, appearance quality and electrical performance test The basic requirements, appearance quality and electrical performance of the testing machine shall be carried out in accordance with the provisions of HG/T2382 and shall comply with the provisions of 4.5 of this standard. 5. 6 Transport screening performance test
The transport performance of the testing machine shall be carried out in accordance with the provisions of HG/2382 and shall comply with the provisions of 4.6. 6 Inspection rules
Each testing machine must be inspected and qualified by the manufacturing unit and can only leave the factory with a product certificate. 6.1 The inspection of the testing machine is divided into factory inspection and type inspection. Factory inspection is carried out according to 4.2, 4.3.4.4.4.5 for each machine, and type inspection is carried out according to 4. 2.4. 3.4. 4.4. 5.4. 6 Sampling inspection 6.2 The testing machine shall be subject to type inspection under the relevant conditions specified in HG/T2382. 6.3 The sampling and judgment rules for type inspection shall be implemented in accordance with the relevant provisions of HG/T2382. Marking, packaging, transportation, storage
The marking, packaging, transportation, storage, etc. of the testing machine shall comply with the relevant provisions of HG/T2382. 8 Random documents
The types and storage of the random documents of the testing machine shall comply with the relevant provisions of HG/T2382. W.bzsoso.cOm People's Republic of China
Chemical Industry Standards
Technical Specifications for High-Speed ​​Tire Endurance Testers
HG/T3122-1998
Editor China National Chemical Equipment Corporation
Postal Code 100011
Printer Printed by Beijing University of Chemical Technology
All rights reserved. No reproduction allowed
Format 880×12301/16 Sheet 0.5 Words 9,000 words First edition in March 1998 First printing in September 1998 Print run 1-100
Cost: 8 yuan
Ww.bzsosocom86611/
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