CN109632488B - New material variable environment tensile test device - Google Patents
New material variable environment tensile test device Download PDFInfo
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- CN109632488B CN109632488B CN201910035461.5A CN201910035461A CN109632488B CN 109632488 B CN109632488 B CN 109632488B CN 201910035461 A CN201910035461 A CN 201910035461A CN 109632488 B CN109632488 B CN 109632488B
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- 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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- 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
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Abstract
The invention discloses a new material variable environment tensile test device which comprises a test support frame, wherein safety clamping mechanisms are fixedly connected to the positions below the test support frame and the positions, close to the inner side, of a thread outer sleeve block, adjusting connecting rods are fixedly connected to the two ends, close to the inner side, of the middle position of the test support frame, one end, far away from the test support frame, of each adjusting connecting rod is fixedly connected with an air injection exhaust pipe, a refrigerator is fixedly connected to the middle position inside the test support frame, a high-pressure air pump is fixedly connected to the position, close to the inner side of the refrigerator, inside the test support frame, and the left side of the bottom end inside the test support. This variable environment tensile test device of new material has reached the landing phenomenon that appears in the prevention new material test process, guarantees the accuracy of test data, improves experimental success rate, realizes tensile environment's controllability, the experimental purpose of the special environment material of being convenient for.
Description
Technical Field
The invention relates to the technical field of new materials, in particular to a new material variable environment tensile test device.
Background
The new material means a structural material having excellent properties and a functional material having special properties, which are newly developed or are being developed. The structural materials mainly utilize the mechanical properties of the structural materials, such as strength, toughness, hardness, elasticity and the like. Such as new ceramic materials, amorphous alloys (metallic glasses), etc. The functional material mainly utilizes the functions and physical effects of electricity, light, sound, magnetism, heat and the like.
Special metal functional material. The method actively promotes the major standards of high-purity metal and target materials, rare and noble metals, energy storage materials, novel semiconductor materials, new-generation amorphous materials, fine alloys and the like to make revision work, establishes and releases the standards of functional materials such as rare earth permanent magnets, luminescence and the like in a complete set and system, and firmly develops the basic and method standards of material performance testing, component analysis, standard samples and the like. The method completes the revision work of 40 key new material standards such as catalytic materials, targets and the like, provides 80 key standard development plans, and develops 5 key standard pre-researches.
High-end metal structural materials. The method is characterized by mainly developing product standards of high-temperature alloy, corrosion-resistant steel, special stainless steel, tool and die steel, bearing steel, gear steel, aluminum alloy for rail transit, special magnesium alloy, titanium alloy and the like, and further perfecting matched foundation and method standards of ultrasonic flaw detection, nondestructive testing, mechanical testing and the like of metal materials. The method completes the revision work of 30 key new material standards of steel for nuclear power, corrosion-resistant alloy, titanium alloy and the like, and proposes 40 key standard development plans.
At present, the tensile test of the material used in a special environment needs to be improved on a traditional stretching device, the operation is complex, the material is clamped and fixed firmly inadequately, the material falling phenomenon can occur during stretching, and the tensile test data is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a new material variable environment tensile test device, which solves the problems that the traditional tensile test device needs to be improved for the tensile test of materials used in special environments, the operation is complex, and when the clamping and fixing of the materials are not firm enough, the material falling phenomenon can occur during the tensile test, and the tensile test data is influenced.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a new material variable environment tensile test device comprises a test support frame, wherein the left side and the right side of the test support frame, which are close to the upper part, are respectively and rotatably connected with a tensile transmission threaded rod, the outer surface of the stretching transmission threaded rod is sleeved and connected with a thread outer sleeve block in a threaded manner, the positions below the test support frame and close to the inner side of the thread outer sleeve block are fixedly connected with a safety clamping mechanism, the two ends of the middle position of the test support frame close to the inner side are both fixedly connected with adjusting connecting rods, one end of each adjusting connecting rod far away from the test support frame is fixedly connected with an air injection exhaust pipe, a refrigerator is fixedly connected at the middle position inside the test support frame, a high-pressure air pump is fixedly connected at the position inside the test support frame and close to the inner side of the refrigerator, the refrigerator is communicated with the air injection exhaust pipe through a communicating pipeline, and the left side of the bottom end in the test support frame is fixedly connected with a master controller;
safety clamping mechanism includes the external fixation frame, both ends respectively with experimental support frame and the outer cover piece fixed connection of screw thread about the external fixation frame is outside, the inside intermediate position of external fixation frame rotates and is connected with and presss from both sides tight transmission threaded rod, the outer surface cover that presss from both sides tight transmission threaded rod is established and threaded connection has the internal thread transmission cover piece, the intermediate position fixedly connected with of internal thread transmission cover piece removes the clamping bar, the left side fixedly connected with of external fixation frame bottom removes the slot, remove the clamping bar and run through the outside that removes the slot and extend to the external fixation frame.
Preferably, the fixed clamping bar of right side fixedly connected with of the outside bottom of fixed frame, the removal clamping bar is located the outside one side of fixed frame and the one side of fixed clamping bar and has all seted up interior double-layered groove, the inside fixed surface in interior double-layered groove is connected with sliding sensor.
Preferably, the outer sides of the movable clamping rod and the fixed clamping rod, which are close to the lower side, are fixedly connected with supporting frame rods, the bottom ends of the supporting frame rods are fixedly connected with electric telescopic rods, and the output ends of the electric telescopic rods are fixedly connected with auxiliary clamping plates.
Preferably, the right side at the top of the external fixing frame is penetrated and is rotatably connected with a transmission rotating shaft, and the transmission rotating shaft is located at one end of the external fixing frame, which is fixedly connected with a cross matching groove.
Preferably, the transmission rotating shaft is fixedly connected with a driving bevel gear at the bottom end inside the outer fixing frame.
Preferably, the driven bevel gear is fixedly connected to the right side of the clamping transmission threaded rod and close to the axis of the driving bevel gear, and the driven bevel gear is meshed with the driving bevel gear.
Preferably, a motor is fixedly connected to the position, close to the stretching transmission threaded rod, inside the test support frame, and a driving rotating wheel is fixedly connected to an output shaft of the motor.
Preferably, the shaft center of the stretching transmission threaded rod close to the lower part is fixedly connected with a driven rotating wheel, and the driven rotating wheel is in transmission connection with the driving rotating wheel through a belt.
Preferably, the output end of the sliding sensor is connected with a master controller, and the output end of the master controller is connected with the electric telescopic rod.
(III) advantageous effects
The invention provides a new material variable environment tensile test device. The method has the following beneficial effects:
(1) the novel material variable environment tensile test device is characterized in that two ends of a novel material are placed inside an inner clamping groove, the novel material is matched with a cross matching groove through a cross hand wheel tool and rotates, a transmission rotating shaft drives a clamping transmission threaded rod to rotate through meshing, the clamping transmission threaded rod drives a movable clamping rod to move towards the right side, so that the movable clamping rod and the fixed clamping rod clamp and fix the novel material, the motor is electrified to rotate at the moment, the motor drives the stretching transmission threaded rod to rotate through a belt, a thread outer sleeve block moves upwards, stretching of the novel material is achieved, when the novel material slides with the inner clamping groove, a sliding sensor receives a sliding signal and transmits the sliding signal to a main controller, the main controller controls an electric telescopic rod to extend outwards instantly, the auxiliary clamping plate assists in clamping the novel material, the novel material is prevented from sliding in the novel material test process, the success rate of the test is improved.
(2) This variable environment tensile test device of new material, through the new material test under the low temperature environment, the position of adjustable adjusting link for the jet-propelled calandria is in the new material by tensile intermediate position, and refrigerator and high-pressure air pump simultaneous working, thereby high-pressure low temperature cold air sprays at the new material surface from the jet-propelled calandria through the communicating pipe, realizes the cooling treatment to the new material, has reached the controllability that realizes tensile environment, the experimental purpose of the special environment material of being convenient for.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic structural view of the safety clamping mechanism of the present invention;
FIG. 3 is a schematic structural view of FIG. 1 at Structure A;
fig. 4 is a block diagram of the structure of the sensor element of the present invention.
In the figure: the device comprises a test support frame 1, a stretching transmission threaded rod 2, a thread outer sleeve block 3, a safety clamping mechanism 4, an outer fixing frame 401, a clamping transmission threaded rod 402, an inner thread transmission sleeve block 403, a movable clamping rod 404, a movable slot 405, a fixed clamping rod 406, an inner clamping slot 407, a sliding sensor 408, a support frame rod 409, an electric telescopic rod 410, an auxiliary clamping plate 411, a transmission rotating shaft 412, a cross matching slot 413, a driving bevel gear 414, a driven bevel gear 415, an adjusting connecting rod 5, an air injection exhaust pipe 6, a refrigerator 7, a high-pressure air pump 8, a communicating pipeline 9, a total controller 10, a motor 11, a driving runner 12, a driven runner 13 and a belt 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a new material variable environment tensile test device comprises a test support frame 1, wherein the left side and the right side of the test support frame 1, which are close to the upper side, are rotatably connected with a tensile transmission threaded rod 2, the outer surface of the tensile transmission threaded rod 2 is sleeved and in threaded connection with a threaded outer sleeve block 3, the positions of the lower side of the test support frame 1 and the position of the threaded outer sleeve block 3, which is close to the inner side, are fixedly connected with a safety clamping mechanism 4, the two ends of the middle position of the test support frame 1, which are close to the inner side, are fixedly connected with adjusting connecting rods 5, one end of each adjusting connecting rod 5, which is far away from the test support frame 1, is fixedly connected with an air injection exhaust pipe 6, the middle position inside the test support frame 1 is fixedly connected with a refrigerator 7, the position inside the test support frame 1, which is close to the inner side;
When the novel material clamping device is used, two ends of a novel material are placed inside the inner clamping groove 407, the novel material is matched and rotated with the cross matching groove 413 through a cross hand wheel tool, the transmission rotating shaft 412 drives the clamping transmission threaded rod 402 to rotate through meshing, the clamping transmission threaded rod 402 drives the movable clamping rod 404 to move towards the right side, the movable clamping rod 404 and the fixed clamping rod 406 clamp and fix the novel material, the motor 11 is powered on to rotate at the moment, the motor 11 drives the stretching transmission threaded rod 2 to rotate through the belt 14, the thread outer sleeve block 3 moves upwards to stretch the novel material, when the novel material slides with the inner clamping groove 407, the sliding sensor 408 receives a sliding signal and transmits the sliding signal to the main controller 10, the main controller 10 controls the electric telescopic rod 410 to extend outwards instantly, the auxiliary clamping plate 411 assists in clamping the novel material, and the aim of preventing the novel material from, the accuracy of the test data is guaranteed, the purpose of the test success rate is improved, the position of the connecting rod 5 can be adjusted through the new material test in the low-temperature environment, the air-jet exhaust pipe 6 is located in the middle position of the new material, the refrigerator 7 and the high-pressure air pump 8 work simultaneously, the high-pressure low-temperature cold air is sprayed on the surface of the new material from the air-jet exhaust pipe 6 through the communicating pipeline 9, the cooling treatment of the new material is achieved, the adjustability of the stretching environment is achieved, and the purpose of the special environment material test is facilitated.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a new variable environment tensile test device of material, includes experimental support frame (1), its characterized in that: the left side and the right side of the test support frame (1) close to the upper side are both rotatably connected with a tensile transmission threaded rod (2), the outer surface of the tensile transmission threaded rod (2) is sleeved with a thread outer sleeve block (3) in a threaded connection manner, the positions of the lower side of the test support frame (1) and the thread outer sleeve block (3) close to the inner side are both fixedly connected with a safety clamping mechanism (4), the two ends of the middle position of the test support frame (1) close to the inner side are both fixedly connected with adjusting connecting rods (5), one end of each adjusting connecting rod (5) far away from the test support frame (1) is fixedly connected with an air injection pipe (6), the middle position of the inner part of the test support frame (1) is fixedly connected with a refrigerator (7), and the position of the inner part of the test support frame (1), the refrigerator (7) is communicated with the air injection exhaust pipe (6) through a communication pipeline (9), and the left side of the bottom end in the test support frame (1) is fixedly connected with a master controller (10);
the safety clamping mechanism (4) comprises an outer fixing frame (401), the left end and the right end of the outer portion of the outer fixing frame (401) are fixedly connected with the test support frame (1) and the thread outer sleeve block (3) respectively, the middle position of the inner portion of the outer fixing frame (401) is rotatably connected with a clamping transmission threaded rod (402), the outer surface of the clamping transmission threaded rod (402) is sleeved with and in threaded connection with an inner thread transmission sleeve block (403), the middle position of the inner thread transmission sleeve block (403) is fixedly connected with a movable clamping rod (404), the left side of the bottom of the outer fixing frame (401) is fixedly connected with a movable slot (405), and the movable clamping rod (404) penetrates through the movable slot (405) and extends to the outer portion of the outer fixing frame (401;
a fixed clamping rod (406) is fixedly connected to the right side of the bottom end of the outer portion of the outer fixing frame (401), inner clamping grooves (407) are formed in one side, located on the outer portion of the outer fixing frame (401), of the movable clamping rod (404) and one side of the fixed clamping rod (406), and a sliding sensor (408) is fixedly connected to the inner surface of each inner clamping groove (407); the outer sides of the movable clamping rod (404) and the fixed clamping rod (406) close to the lower part are fixedly connected with supporting frame rods (409), the bottom ends of the supporting frame rods (409) are fixedly connected with electric telescopic rods (410), and the output ends of the electric telescopic rods (410) are fixedly connected with auxiliary clamping plates (411); the right side of the top of the outer fixed frame (401) is connected with a transmission rotating shaft (412) in a penetrating and rotating mode, and one end, located outside the outer fixed frame (401), of the transmission rotating shaft (412) is fixedly connected with a cross matching groove (413); the bottom end of the transmission rotating shaft (412) positioned in the outer fixed frame (401) is fixedly connected with a driving bevel gear (414); and a driven bevel gear (415) is fixedly connected to the right side of the clamping transmission threaded rod (402) and close to the axis of the driving bevel gear (414), and the driven bevel gear (415) is in meshed connection with the driving bevel gear (414).
2. The new material variable environment tensile test device of claim 1, wherein: the testing support frame is characterized in that a motor (11) is fixedly connected to the inner portion of the testing support frame (1) and the position close to the stretching transmission threaded rod (2), and a driving rotating wheel (12) is fixedly connected to an output shaft of the motor (11).
3. The new material variable environment tensile test device of claim 1, wherein: the stretching transmission threaded rod (2) is close to the axis of the lower part and is fixedly connected with a driven rotating wheel (13), and the driven rotating wheel (13) is in transmission connection with the driving rotating wheel (12) through a belt (14).
4. The new material variable environment tensile test device of claim 1, wherein: the output end of the sliding sensor (408) is connected with a master controller (10), and the output end of the master controller (10) is connected with an electric telescopic rod (410).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910035461.5A CN109632488B (en) | 2019-01-15 | 2019-01-15 | New material variable environment tensile test device |
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| CN201910035461.5A CN109632488B (en) | 2019-01-15 | 2019-01-15 | New material variable environment tensile test device |
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| CN109632488A CN109632488A (en) | 2019-04-16 |
| CN109632488B true CN109632488B (en) | 2021-01-22 |
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| CN112169858A (en) * | 2019-07-01 | 2021-01-05 | 徐州市贾汪区羡人工贸有限公司 | Engineering machine tool multifunctional test bench |
| CN110907300B (en) * | 2019-11-19 | 2020-06-23 | 李昂钊 | Accurate detection device of multi-functional drawing teaching aid |
| CN112720304A (en) * | 2020-12-28 | 2021-04-30 | 崔光锦 | Clamping device for tensile strength test of new material |
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| JP2006078397A (en) * | 2004-09-10 | 2006-03-23 | Momose Kikai Sekkei Kk | Low/high temperature strength tester |
| CN206248480U (en) * | 2016-12-15 | 2017-06-13 | 东莞天诚仪器设备有限公司 | A kind of practical tensile testing machine |
| CN206488988U (en) * | 2017-03-02 | 2017-09-12 | 河北科技大学 | A kind of cryogenic mechanics performance test device |
| CN207423672U (en) * | 2017-10-18 | 2018-05-29 | 河北大学 | A kind of coupled vibrations tensile test apparatus of variable loading amplitude-frequency |
| CN108145476B (en) * | 2017-11-16 | 2019-06-07 | 上海宇松工控软件开发有限公司 | A kind of adjustable mechanical fixture that can be accurately positioned |
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Effective date of registration: 20201225 Address after: 225800 No.3, Shengnan Road, Chengnan industrial concentration area, Baoying County, Yangzhou City, Jiangsu Province Applicant after: JIANGSU XINDU PIPE Co.,Ltd. Address before: No. 113, xidazhi street, Nangang District, Harbin City, Heilongjiang Province Applicant before: Zhang Defu |
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