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A method of thermal compression test using thermal simulation testing machine

A testing machine and thermal simulation technology, applied in the field of thermal simulation test, can solve the problem that the deformation rate cannot be accurately controlled, and achieve the effect of expanding the research function

Active Publication Date: 2021-05-07
SHANGHAI MEISHAN IRON & STEEL CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0005] The purpose of the present invention is to provide a method for thermal compression testing with a thermal simulation testing machine, which mainly solves the technical problem that the deformation rate cannot be accurately controlled when using the general unit of the Gleeble3500 thermal simulation testing machine in the prior art for thermal compression testing. Methods The general unit of Gleeble3500 thermal simulation testing machine was used to realize the accurate simulation of compression deformation process parameters and reduce the error of experimental results

Method used

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  • A method of thermal compression test using thermal simulation testing machine
  • A method of thermal compression test using thermal simulation testing machine
  • A method of thermal compression test using thermal simulation testing machine

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Embodiment 1

[0034] Embodiment 1, with reference to Figure 1-4 , in embodiment 1, compression deformation test pressing speed V is 10mm / s,

[0035] A method for carrying out a thermal compression test with a thermal simulation testing machine, comprising the following steps:

[0036] 1) Configure the equipment conditions of Gleeble3500 thermal simulation testing machine, remove the coupler between the compression hammer head and the compression rod of the testing machine, and install the axial displacement sensor in the general unit of the testing machine;

[0037] 2) Measure the acceleration time. The test machine does not install the sample. Control the Gleeble3500 thermal simulation testing machine to compress the hammer head to perform the test of the no-load reduction speed. The displacement of 1s is designed to be 10mm, and the displacement value of the whole test is collected and drawn. figure 2 In the relationship curve between time and displacement shown, the time t=0.1s require...

Embodiment 2

[0042] Embodiment 2, with reference to figure 1 with Figure 5-7 , in embodiment 2, compression deformation test pressing speed V is 50mm / s,

[0043] A method for carrying out a thermal compression test with a thermal simulation testing machine, comprising the following steps:

[0044] 1) with the step 1) of embodiment 1);

[0045] 2) Measure the acceleration time, without installing the sample on the testing machine, control the compression hammer head of the Gleeble3500 thermal simulation testing machine to perform the test of the no-load compression speed, design the displacement of 1s to be 50mm, collect and obtain the displacement value of the whole test, and draw the attached Figure 5 In the relationship curve between time and displacement shown, the time t=0.08s required for the compression hammer head of the testing machine to reach the speed of 50mm / s is obtained by the tangent point method;

[0046] 3) According to the formula s=Vt / 2=50×0.08 / 2, the minimum accel...

Embodiment 3

[0050] Embodiment 3, with reference to figure 1 with Figure 8-10 , in embodiment 3, compression deformation test pressing speed V is 100mm / s,

[0051] A method for carrying out a thermal compression test with a thermal simulation testing machine, comprising the following steps:

[0052] 1) with the step 1) of embodiment 1);

[0053] 2) Measure the acceleration time, without installing the sample on the testing machine, control the Gleeble3500 thermal simulation testing machine to compress the hammer head to perform the test of no-load compression speed, design the displacement of 0.5s to be 50mm, collect and obtain the displacement value of the whole experiment, and draw the attached Figure 8 In the relationship curve between time and displacement shown, the time t=0.04s required for the compression hammer head of the testing machine to reach the speed of 100mm / s is obtained by the tangent point method;

[0054] 3) According to the formula s=Vt / 2=100×0.04 / 2, the minimum ...

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Abstract

The invention discloses a method for performing a thermal compression test with a thermal simulation testing machine, which mainly solves the technical problem in the prior art that the deformation rate cannot be precisely controlled when the thermal compression test is performed with a general unit of the Gleeble 3500 thermal simulation testing machine. A kind of method that the present invention provides carries out thermal compression test with thermal simulation testing machine, comprises, 1) configuration Gleeble3500 thermal simulation testing machine equipment condition; 2) measure acceleration time t; The time t required to compress the minimum acceleration distance s of the hammer head under constant pressure and speed 1 and sample compression deformation time t 2 ; 4) Install the sample on the thermal simulation testing machine; 5) Carry out the compression deformation test in sequence; 6) Analyze the process data collected by the test. The method of the invention utilizes the general unit of the thermal simulation testing machine to realize the precise simulation of the technical parameters of thermal compression deformation.

Description

technical field [0001] The present invention relates to a method for thermal simulation test, in particular to a method for thermal compression test with thermal simulation testing machine, in particular, to a method for thermal compression test with the general unit of Gleeble3500 thermal simulation testing machine, belonging to Technical field of thermal processing physical simulation test of metal materials. Background technique [0002] Since the thermal deformation process of metal materials directly affects the final structure and properties of metal materials, in order to obtain good product performance, it is extremely important to study the influence of thermal processing parameters on the structure and properties of metal materials. The Gleeble3500 thermal simulation testing machine produced by DSI in the United States has the function of carrying out thermal deformation experiment simulation of different process parameters of metal materials. Through experimental ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01N3/18
CPCG01N3/18G01N2203/0019G01N2203/0048G01N2203/0075G01N2203/0226
Inventor 黄绪传王海军
Owner SHANGHAI MEISHAN IRON & STEEL CO LTD
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