CN111829877A - Miniature universal test bed - Google Patents
Miniature universal test bed Download PDFInfo
- Publication number
- CN111829877A CN111829877A CN201910321216.0A CN201910321216A CN111829877A CN 111829877 A CN111829877 A CN 111829877A CN 201910321216 A CN201910321216 A CN 201910321216A CN 111829877 A CN111829877 A CN 111829877A
- Authority
- CN
- China
- Prior art keywords
- ball screw
- screws
- miniature universal
- bottom plate
- self
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 238000002474 experimental method Methods 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims abstract description 3
- 238000007906 compression Methods 0.000 claims abstract description 3
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 12
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 229910052755 nonmetal Inorganic materials 0.000 abstract description 2
- 239000002861 polymer material Substances 0.000 abstract description 2
- 238000012669 compression test Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The technical scheme adopted by the invention is as follows: a miniature universal test bed is composed of base, universal experimental unit and power supply. The miniature universal test bed device can be used for detecting items such as stretching, compression, fracture, tensile strength, elongation, yield strength, fatigue limit and the like of metal, nonmetal, high polymer materials and the like, and can meet the detection requirements of different materials and different experimental items by adjusting the drill clamp and the position of the drill clamp. When the experiment is started, the position of the drill clamp is adjusted according to the experiment item, the test material is fixed by the drill clamp, the moving direction and the moving speed of the drill clamp are controlled by a command of a motor in the miniature universal test bed through a computer, and the test material is stretched or extruded. The experiment was stopped when the test material was rigidly deformed or fractured.
Description
The technical field is as follows:
the invention relates to a miniature universal test bed, which aims at the detection of items such as stretching, compression, fracture, tensile strength, elongation, yield strength, fatigue limit and the like of metal, nonmetal, high polymer materials and the like, and belongs to the field of engineering machinery.
Background art:
in the mechanical property test of the material, the tension and compression test mainly solves the measurement of elasticity, modulus, Poisson ratio, yield strength and breaking strength of the material. Compared with other testing methods, the tensile and compression tests are more direct and accurate, and are increasingly paid more attention by researchers. Most of the existing stretching and compressing experiment tables are large in size, the experiment process is not simple and convenient, and the working efficiency is low. In view of this, a miniature universal test stand is urgently needed in the industry.
The invention content is as follows:
the invention provides a miniature universal test bed for solving the problems of lack of simple and convenient small-sized stretching and compressing test beds in the prior art, and solves the problems of inconvenient experimental process and low working efficiency in the prior art.
The technical scheme adopted by the invention is as follows: a miniature universal test bed is composed of base, universal experimental unit and power supply. The miniature universal test device can stretch and compress test materials and realize different tests by controlling the steering of the motor. And (5) at the beginning of the test, adjusting the position of the slide block and fixing the material according to the test item to be tested. And giving a motor data instruction in the miniature universal test device through a computer, slowly moving the slide block, observing the condition of the test material, and stopping the test when the test material is subjected to plastic deformation. The invention has the advantages that: the portable test device is simple to operate, simple and convenient in structure, convenient to carry by workers, capable of conducting tests in real time, high in reliability and not prone to damage.
Description of the drawings:
FIG. 1 is a schematic structural view of a miniature universal test stand;
FIG. 2 is a schematic view of the base of FIG. 1;
FIG. 3 is a schematic view showing the construction of the miniature universal test apparatus of FIG. 1;
FIG. 4 is a schematic diagram of the power supply of FIG. 1;
the specific implementation mode is as follows:
1. referring to fig. 1, fig. 2, fig. 3 and fig. 4, the invention relates to a miniature universal test bed, which comprises a base 1, a miniature universal experimental device 2 and a power supply 3. Wherein the base 1 of the miniature universal test bed is connected with the bottom plate 201 of the miniature universal experimental device 2 through screws. The power supply 3 is connected with the base through screws. At the start of the test, the test material is secured to the drill chuck 206 and the force sensor 210 is positioned by adjusting the motor 216. The data instruction of the motor 216 in the microminiature experimental device is given by a computer, and the ball screw 205 drives the drill clamping jaw 206 to move through the sliding block. The test was stopped when the test material broke or plastically deformed.
2. Referring to fig. 2, the base 1 supports the entire test apparatus.
3. Referring to fig. 3, the miniature universal experimental device 2 is composed of a bottom plate 201, a deep groove ball bearing 202, a self-made ball screw supporting side 203, a guide rail 204, a ball screw 205, a slider 206, a slider upper connecting piece 207, a sensor bracket 208, a ball screw nut 209, a force sensor 210, a drill clamping jaw 211, a self-made ball screw fixing side 212, a rib plate 213, a coupler 214, a motor fixing seat 215, a motor 216, a taper hole positioning piece 217 and a C-shaped frame 218. The position of the slide 206 can be adjusted according to different test types to meet the test requirements.
4. Referring to fig. 4, a power supply 3 provides a power source for the entire device.
Claims (4)
1. A miniature universal test bed is characterized by comprising a base (1), a miniature universal experimental device (2) and a power supply (3). Wherein, the experiment table base (1) for carrying out the tension and compression experiment is connected with the bottom plate (201) of the miniature universal experiment device (2) through screws. The power supply (3) is connected with the base (1) through screws.
2. A miniature universal test stand according to claim 1, wherein the base (1) supports the entire test device.
3. The miniature universal test bed according to claim 1, wherein the miniature universal test device (2) comprises a bottom plate (201), a deep groove ball bearing (202), a self-made ball screw supporting side (203), a guide rail (204), a ball screw (205), a slider (206), a slider upper connecting piece (207), a sensor bracket (208), a ball screw nut (209), a force sensor (210), a drill bit clamping jaw (211), a self-made ball screw fixing side (212), a rib plate (213), a coupling (214), a motor fixing seat (215), a motor (216), a taper hole positioning piece (217) and a C-shaped frame (218). The bottom plate (201) is connected with the self-made ball screw supporting side (203) through screws. The self-made ball screw supporting side (203) is connected with the ball screw (202) through a deep groove ball bearing (202). The guide rail (204) is connected with the bottom plate (201) through screws. The upper connecting piece (207) of the sliding block is connected with the ball screw nut (209) through a screw. The ball screw nut (209) is coaxially connected to the ball screw (205). The sliding block (206) and the upper connecting piece (207) of the sliding block are connected with the sensor bracket (208) through screws. The force sensor (210) is connected with the sensor bracket (208) through screws. The drill clamping jaw (211) is coaxially connected with the force sensor (209). The self-made ball screw fixing side (212) is connected with the bottom plate (201) through screws. The self-made ball screw fixing side (212) is connected with the ball screw (205) through a deep groove ball bearing (202). The coupling (214) is coaxially connected to the ball screw (205). The rib plate (213) is connected with the bottom plate (201) through screws. The rib plate (213) is connected with the motor fixing seat (215) through screws. The motor (216) is connected with the motor fixing seat (215) through screws. The motor (216) is coaxially connected with the ball screw (205). The taper hole positioning piece (217) is connected with the C-shaped frame (218) through screws. The C-shaped frame (218) is connected with the bottom plate (201) through screws.
4. A miniature universal test stand according to claim 1, wherein the power source (3) provides a source of power for the entire apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321216.0A CN111829877A (en) | 2019-04-22 | 2019-04-22 | Miniature universal test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321216.0A CN111829877A (en) | 2019-04-22 | 2019-04-22 | Miniature universal test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111829877A true CN111829877A (en) | 2020-10-27 |
Family
ID=72912177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910321216.0A Pending CN111829877A (en) | 2019-04-22 | 2019-04-22 | Miniature universal test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111829877A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205352843U (en) * | 2016-01-19 | 2016-06-29 | 西南科技大学 | Small -size accurate tensile test appearance |
| CN107576752A (en) * | 2016-07-04 | 2018-01-12 | 长春工业大学 | Plastic fuel tank combustibility test platform |
| CN207689260U (en) * | 2018-01-12 | 2018-08-03 | 山东广迪教育装备有限公司 | A kind of teaching Miniature universal testing machine |
-
2019
- 2019-04-22 CN CN201910321216.0A patent/CN111829877A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205352843U (en) * | 2016-01-19 | 2016-06-29 | 西南科技大学 | Small -size accurate tensile test appearance |
| CN107576752A (en) * | 2016-07-04 | 2018-01-12 | 长春工业大学 | Plastic fuel tank combustibility test platform |
| CN207689260U (en) * | 2018-01-12 | 2018-08-03 | 山东广迪教育装备有限公司 | A kind of teaching Miniature universal testing machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20201027 |