CN219015800U - Tensile, crooked integration test mould of cement-based composite material - Google Patents
Tensile, crooked integration test mould of cement-based composite material Download PDFInfo
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- CN219015800U CN219015800U CN202320034546.3U CN202320034546U CN219015800U CN 219015800 U CN219015800 U CN 219015800U CN 202320034546 U CN202320034546 U CN 202320034546U CN 219015800 U CN219015800 U CN 219015800U
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- 238000012360 testing method Methods 0.000 title claims abstract description 73
- 239000004568 cement Substances 0.000 title claims abstract description 35
- 239000002131 composite material Substances 0.000 title claims abstract description 34
- 230000010354 integration Effects 0.000 title description 2
- 238000005192 partition Methods 0.000 claims abstract description 129
- 238000005452 bending Methods 0.000 claims abstract description 91
- 238000005266 casting Methods 0.000 claims abstract description 15
- 238000007790 scraping Methods 0.000 claims description 9
- 238000009864 tensile test Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a cement-based composite material stretching and bending integrated test die, which relates to the technical field of stretching and bending test dies and comprises the following components: the two casting plates are arranged, and adjacent edges of the two casting plates are hinged; the device comprises a pouring plate, a plurality of pouring plates, a plurality of stretching partition plates, a plurality of bending partition plates and a plurality of bending partition plates, wherein the stretching partition plates and the bending partition plates are detachably connected to the two pouring plates respectively; the number of the scrapers is two, the two scrapers are respectively connected to the two pouring plates in a sliding way, and the scrapers are positioned above the partition device. The utility model can be used for making tensile test specimens and bending test specimens.
Description
Technical Field
The utility model relates to the technical field of tensile and bending test dies, in particular to a cement-based composite material tensile and bending integrated test die.
Background
Cement tensile tests and bending tests are important detection items in industrial production such as machinery, metallurgical petroleum, chemical industry, building materials, aerospace, shipbuilding, transportation and the like. Bending tests are commonly used to test the properties of materials when subjected to bending loads, i.e., bending tests are used to assess the bending strength and the magnitude of plastic deformation of a material; tensile testing is commonly used to test basic mechanical properties of materials such as modulus of elasticity, yield strength, tensile strength, strain hardening index, and plastic strain ratio. The test piece required by the tensile test and the bending test is not separated from the die required for manufacturing the test piece.
The existing mould used for stretching and bending tests in the market at present is single in structure, one type of mould can only be used for manufacturing one type of test piece, and the problems of single function and multiple types of moulds are caused.
Therefore, there is an urgent need in the market for a cement-based composite stretching and bending integrated test mold for solving the above problems.
Disclosure of Invention
The utility model aims to provide a cement-based composite material stretching and bending integrated test die which is used for solving the technical problems in the prior art, and two test pieces can be made by one die.
In order to achieve the above object, the present utility model provides the following solutions:
the utility model discloses a cement-based composite material stretching and bending integrated test die, which comprises:
the two casting plates are hinged with adjacent edges of the two casting plates;
the partition device comprises a stretching partition component and a bending partition component, the stretching partition component and the bending partition component can be respectively and detachably connected to the two pouring plates, the stretching partition component comprises a plurality of stretching partition plates, the plurality of tensile partition plates are distributed at intervals, the bending partition assembly comprises two bending side partition plates and a plurality of bending middle partition plates, the plurality of bending middle partition plates are distributed at intervals, and the two bending side partition plates are arranged on two sides of the plurality of bending middle partition plates;
the number of the scrapers is two, the two scrapers are respectively connected to the two pouring plates in a sliding mode, and the scrapers are located above the partition device.
Preferably, the pouring plate comprises a bottom plate, a plurality of longitudinal clamping grooves are formed in the bottom plate, the longitudinal clamping grooves are distributed at intervals, and a longitudinal clamping block is arranged on the lower surface of the stretching partition plate, the lower surface of the bending side partition plate and the lower surface of the bending middle partition plate, and each longitudinal clamping block can be detachably connected in one longitudinal clamping groove.
Preferably, one base is fixed on one side of each of the two adjacent bottom plates, and one transverse clamping groove is formed on one side of each of the two bottom plates, which is far away from each other;
the device also comprises two frames, wherein each frame is provided with a dovetail structure, and the two dovetail structures can be respectively and detachably connected in the two transverse clamping grooves;
the base is provided with a base platform, the frame is provided with a frame platform, and two ends of the scraping plate are respectively connected to the base platform and the frame platform in a sliding mode.
Preferably, a level gauge is arranged on each base.
Preferably, each frame is provided with a frame embedded handle;
each scraper is provided with a scraper embedded handle.
Preferably, four corners of each bottom plate are respectively provided with a threaded hole, and each threaded hole is in threaded connection with a leveling knob.
Preferably, two adjacent pouring plates are hinged through a plurality of hinges.
Preferably, the stretching partition plate is a rectangular plate;
the middle partition board is a rectangular board, and two isosceles trapezoid boards are respectively fixed on two sides of the middle partition board;
the curved side partition board is a rectangular board, and one isosceles trapezoid board is fixed on one side of the middle of the curved side partition board.
Compared with the prior art, the utility model has the following technical effects:
the utility model can respectively manufacture a tensile test piece and a bending test piece by utilizing the tensile partition component and the bending partition component, thereby realizing the technical effect that one die can simultaneously manufacture two different test pieces. The prepared test piece is a standard test piece, so that stable cracking of a uniaxial tension test is ensured, meanwhile, the tensile force is ensured to be completely acted on the central axis of the test piece, eccentricity in the thickness direction is avoided, the bending strength and plastic deformation capability required by a bending test are ensured, and the test result is stable and reliable;
furthermore, each part of the die can be disassembled, so that the die can be repeatedly utilized, the die material is saved, and the die is convenient to demold and clean;
furthermore, the devices such as the bottom plate and the partition device are detachably connected, and the frame (the dovetail structure is adopted to be nested with the bottom plate, so that the stability of the test piece is ensured and the test piece cannot deviate;
furthermore, a plurality of identical test pieces can be manufactured by the die at one time, so that the time is saved for experiments;
furthermore, the level gauge and the leveling knob are arranged on the base, so that errors caused by test conditions can be effectively reduced, and the accuracy of a test piece is ensured;
further, set up the hinge on the base for connect two pouring plates, make whole mould can fold be convenient for accomodate, protection mould.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a fully opened mold for a cement-based composite tensile and flexural integrated test in accordance with an embodiment;
FIG. 2 is a schematic view of a first view angle of a mold for a cement-based composite material stretching and bending integrated test according to an embodiment;
FIG. 3 is a schematic diagram of a second view angle of a mold for a cement-based composite tensile and flexural integrated test in accordance with an embodiment;
FIG. 4 is a schematic view of a side partition panel in a tensile and bending integrated test mold for a cement-based composite material according to an embodiment;
FIG. 5 is a schematic view showing the structure of an intermediate partition panel in a cement-based composite tensile and bending integrated test mold according to an embodiment;
FIG. 6 is a schematic structural view of a rectangular partition panel in a tensile and bending integrated test mold for cement-based composite material according to an embodiment;
FIG. 7 is a schematic view of the structure of a casting plate in a tensile and bending integrated test mold for cement-based composite material according to an embodiment;
FIG. 8 is a schematic view of the structure of a frame in a mold for a cement-based composite tensile and bending test according to an embodiment;
FIG. 9 is a schematic view of the structure of a screed in a cement-based composite tensile and flexural integrated test die according to an embodiment;
FIG. 10 is a schematic view of the structure of a spindle in a tensile and flexural integrated test mold for cement-based composite materials according to an embodiment;
FIG. 11 is a schematic view of the structure of a pin in a tensile and bending integrated test mold for cement-based composite material according to an embodiment;
in the figure: 1-casting a plate; 11-a bottom plate; 111-longitudinal clamping grooves; 112-a longitudinal clamping block; 113-dovetail structure; 114-a transverse clamping groove; 115-a threaded hole; 12-a base; 121-level gauge; 122-a base platform; 13-frame; 131-the frame is embedded into the handle; 132-a bezel platform; 2-a partition device; 21-stretching a partition panel; 22-bending the middle partition panel; 23-curved edge partition panels; 3-scraping plate; 31-the scraper is embedded into the handle; 4-leveling knob; 5-hinges; 51-rotating shaft; 52-pins.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide a cement-based composite material stretching and bending integrated test die which is used for solving the technical problems in the prior art, and two test pieces can be made by one die.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1 to 11, the present embodiment provides a cement-based composite material stretching and bending integrated test mold, including:
the two casting plates 1 are arranged, two adjacent sides of the two casting plates 1 are connected in a rotating way, and particularly as shown in figures 1-3, when the two casting plates 1 are used, the two casting plates 1 can be unfolded, and when the two casting plates 1 are not needed to be used, the two casting plates 1 are rotated, so that the two casting plates 1 form a closed rectangular block, and are convenient to retract;
the device comprises a partition device 2, wherein the partition device 2 comprises a stretching partition component and a bending partition component, the stretching partition component and the bending partition component can be respectively and detachably connected to two pouring plates 1, namely, the stretching partition component is arranged on one pouring plate 1, the bending partition component is arranged on the other pouring plate 1, the stretching partition component comprises a plurality of stretching partition plates 21, the stretching partition plates 21 are distributed at intervals, a cavity between two adjacent stretching partition plates 21 is used for pouring to form a stretching test piece, the bending partition component comprises two bending edge partition plates 23 and a plurality of bending middle partition plates 22, the bending middle partition plates 22 are distributed at intervals, the two bending edge partition plates 23 are arranged on two sides of the bending middle partition plates 22, and a cavity between two adjacent bending middle partition plates 22 or a cavity between one bending middle partition plate 22 and one bending edge partition plate 23 is used for pouring to form a bending test piece;
the scraper 3, scraper 3 are a 50mm 340mm 12mm rectangular plate, and scraper 3 is two, and two scraper 3 sliding connection respectively are on two pouring plates 1, and scraper 3 is located the top of cutting off device 2 for the trowelling work after the pouring test piece guarantees the roughness and the compactness of test piece.
In actual use, the tensile partition plate 21, the curved side partition plates 23 and the curved middle partition plates 22 are firstly arranged on the pouring plate 1, then a layer of release oil is smeared on the inner wall and the bottom of each cavity (namely, the cavity between two adjacent curved middle partition plates 22 or the cavity between one curved middle partition plate 22 and one curved side partition plate 23) and the bottom of the scraping plate 3, then the prepared cement-based composite material is filled in the cavity of the mould, the filling is compact, the surface of the installation scraping plate 3 is scraped flat, and the mould is maintained under proper environmental conditions. And removing the structures such as the scraping plate 3, the stretching partition plate 21, the bending edge partition plate 23 and the bending middle partition plate 22 within a specified time, and taking out the formed engineering cement-based composite material test piece.
In this embodiment, as shown in fig. 1 and 7, the pouring plate 1 includes a bottom plate 11, the bottom plate 11 is a rectangular steel plate with a thickness of 480mm×390mm×20mm, the upper surface of the bottom plate 11 is provided with a plurality of longitudinal clamping grooves 111, the number of the longitudinal clamping grooves 111 is matched with the number of the stretching partition plates 21, the bending side partition plates 23 and the bending middle partition plates 22, in this embodiment, the number of the stretching partition plates 21 is six, the number of the bending side partition plates 23 and the bending middle partition plates 22 is six, so that six longitudinal clamping grooves 111 are required to be provided on each bottom plate 11, and the plurality of longitudinal clamping grooves 111 are distributed at intervals. The lower surfaces of the stretching partition board 21, the bending side partition board 23 and the bending middle partition board 22 are respectively provided with a longitudinal clamping block 112, each longitudinal clamping block 112 can be detachably connected in one longitudinal clamping groove 111, and the longitudinal clamping blocks 112 can be directly inserted into the longitudinal clamping grooves 111 to fix the stretching partition board 21, the bending side partition board 23 or the bending middle partition board 22.
In this embodiment, as shown in fig. 1 and 7, a base 12 is fixed on one side of two adjacent bottom plates 11, which is a rectangular steel plate with a thickness of 480mm×30mm×24.7mm, and a lateral clamping groove 114 is respectively provided on one side of two bottom plates 11 far from each other;
as shown in fig. 8, the two frames 13 are further included, each frame 13 is provided with a dovetail structure 113, the two dovetail structures 113 can be detachably connected in the two transverse clamping grooves 114 respectively, and when the frame 13 is required to be fixed on the bottom plate 11, nesting of the two frames can be achieved only by inserting one end of the dovetail structure 113 from one end of the transverse clamping groove 114;
the base 12 is provided with a base platform 122, the frame 13 is provided with a frame platform 132, the base platform 122 and the frame platform 132 form a groove structure, and two ends of a scraper 3 are respectively and slidably connected to the base platform 122 and the frame platform 132 (on a pouring plate 1 corresponding to the two ends).
In this embodiment, as shown in fig. 1 and 7, a level meter 121 is provided on each base 12, and the level meter 121 may be any existing bubble level meter 121 or any other level structure, and the level meter 121 may be used to detect whether the pouring plate 1 is in a horizontal state.
In this embodiment, four corners of each base plate 11 are respectively provided with a threaded hole 115, and the threaded holes 115 have dimensions of: the diameter is 5mm and the depth is 20mm. A leveling knob 4 is screwed into each threaded hole 115. Specifically, each adjusting knob includes a screw for threaded connection with the threaded hole 115 and a support block fixed to an end of the screw remote from the threaded hole 115. The extending length of the supporting blocks can be adjusted by rotating the leveling knobs 4, and the pouring plate 1 can be leveled by adjusting the extending length of the supporting blocks of each leveling knob 4, and the structure is matched with the level 121.
In this embodiment, as shown in fig. 1, 2 and 8, each frame 13 is provided with a frame embedding handle 131, i.e. a groove is dug in the frame 13, so as to facilitate the insertion of a user's hand, thereby facilitating the opening or closing of the two pouring plates 1;
similarly, as shown in fig. 1 and 9, each scraper 3 is provided with a scraper embedded handle 31, and the structure of the scraper embedded handle is that a groove structure is dug on the scraper 3, so that a user can extend hands into the scraper embedded handle 31 and push the scraper 3, and then the cement-based composite material on the pouring plate 1 can be scraped.
In addition, the bottom of the bottom plate 11 in fig. 1 (i.e., the upper surface of the bottom plate 11 above in fig. 2) is provided with four supporting grooves, the size of which is slightly larger than that of the supporting blocks, so that the supporting blocks can be completely embedded in the supporting grooves when the leveling knob 4 is rotated, as shown in the bottom plate 11 above in fig. 2.
In this embodiment, two adjacent pouring plates 1 are hinged by a plurality of hinges 5, the hinges 5 adopt the existing hinge 5 structure, as shown in fig. 10-11, that is, the structure comprises a blade, a rotating shaft 51, a pin 52 and the like, a plurality of blades are respectively fixed on two bases 12, the inner sides of the blades are fixed on the rotating shaft 51, and then one pin 52 is utilized to pass through each rotating shaft 51 at the same time.
In this embodiment, as shown in fig. 6, the tensile partition plates 21 are rectangular plates, and rectangular cavities are formed between two adjacent tensile partition plates 21;
as shown in fig. 5, the middle bending partition plate 22 is a rectangular plate, two isosceles trapezoid plates are respectively fixed on two sides of the middle bending partition plate 22, and a cavity with a shape matched with that of a bending test piece is formed between two adjacent middle bending partition plates 22;
as shown in fig. 4, the curved side partition plate 23 is a rectangular plate, and an isosceles trapezoid plate is fixed to one side of the middle of the curved side partition plate 23, and the isosceles trapezoid plate on the curved side partition plate 23 is disposed toward one side of the curved middle partition plate 22, so that a cavity formed between the curved side partition plate 23 and the curved middle partition plate 22 is identical to a cavity formed between the two curved middle partition plates 22.
Embodiment II,
The embodiment provides a test method of a cement-based composite material stretching and bending integrated test die, which comprises the following steps:
s1, manufacturing a corresponding stretching partition assembly (namely a stretching partition plate 21) and a bending partition assembly (namely a bending side partition plate 23 and a bending middle partition plate 22) according to the shape and the size of a test piece manufactured according to requirements;
s2, sequentially installing a stretching partition board 21, a bending edge partition board 23, a bending middle partition board 22 and a frame 13 on a bottom plate 11 and a base 12, and installing adjusting knobs around the base 12;
s3, after the fixing is finished, a layer of release oil is smeared on the inner wall and the bottom of each cavity formed by the partition device 2 (namely the stretching partition plate 21, the bending edge partition plate 23 and the bending middle partition plate 22) in the device and the bottom of the scraping plate 3 by using engine oil;
s4, filling the prepared cement-based composite material into each cavity in the step S3, and compacting;
s5, observing a level meter 121 on the base 12 to see whether the surface is flat or not, and mounting a scraping plate 3 to scrape the surface flat;
s6, curing under proper environmental conditions;
s7, after the specified time, dismantling the scraping plate 3 and the frame 13, sequentially dismantling the partition device 2, and taking out the formed engineering cement-based composite material test piece;
and S8, after the test piece is cured, carrying out required stretching and bending tests on the test piece, thereby detecting the test result of the test piece prepared by the die.
The utility model can manufacture two test pieces by using one die, has simple lap joint mode, convenient disassembly and folding, is convenient for storage, protects the die, and ensures that the test pieces are more accurate and smooth by arranging the leveling knob 4 on the bottom plate 11. The device provides convenient workpiece equipment for testers, and saves the time for manufacturing the die materials and test pieces.
The principles and embodiments of the present utility model have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present utility model and its core ideas; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (8)
1. A cement-based composite tensile and bending integrated test die, comprising:
the two casting plates (1) are arranged, and adjacent edges of the two casting plates (1) are hinged;
the partition device (2) comprises a stretching partition component and a bending partition component, wherein the stretching partition component and the bending partition component can be detachably connected to two pouring plates (1) respectively, the stretching partition component comprises a plurality of stretching partition plates (21), the stretching partition plates (21) are distributed at intervals, the bending partition component comprises two bending side partition plates (23) and a plurality of bending middle partition plates (22), the bending middle partition plates (22) are distributed at intervals, and the bending side partition plates (23) are arranged on two sides of the bending middle partition plates (22);
the number of the scrapers (3) is two, the two scrapers (3) are respectively connected to the two pouring plates (1) in a sliding mode, and the scrapers (3) are located above the partition device (2).
2. The cement-based composite tensile and flexural integrated test die of claim 1, characterized in that: pouring plate (1) is including bottom plate (11), be equipped with a plurality of vertical draw-in grooves (111) on bottom plate (11), a plurality of vertical draw-in groove (111) interval distribution, tensile partition panel (21) crooked limit partition panel (23) with the lower surface of crooked middle partition panel (22) all is equipped with a vertical fixture block (112), every vertical fixture block (112) can dismantle connect in vertical draw-in groove (111).
3. The cement-based composite tensile and bending integrated test die of claim 2, wherein: one base (12) is fixed on one side of each base plate (11), which is adjacent to the two base plates (11), and one transverse clamping groove (114) is arranged on one side of each base plate (11), which is far away from each other;
the device further comprises two frames (13), wherein each frame (13) is provided with a dovetail structure (113), and the two dovetail structures (113) can be detachably connected in the two transverse clamping grooves (114) respectively;
the base (12) is provided with a base platform (122), the frame is provided with a frame platform (132), and two ends of the scraping plate (3) are respectively connected to the base platform (122) and the frame platform (132) in a sliding mode.
4. A cement-based composite tensile and flexural integrated test die as defined in claim 3, wherein: each base (12) is provided with a level meter (121).
5. A cement-based composite tensile and flexural integrated test die as defined in claim 3, wherein: each frame (13) is provided with a frame embedded handle (131);
each scraper (3) is provided with a scraper embedded handle (31).
6. The cement-based composite tensile and bending integrated test die of claim 2, wherein: four corners of each bottom plate (11) are respectively provided with a threaded hole (115), and each threaded hole (115) is in threaded connection with a leveling knob (4).
7. The cement-based composite tensile and flexural integrated test die of claim 1, characterized in that: two adjacent pouring plates (1) are hinged through a plurality of hinges (5).
8. The cement-based composite tensile and flexural integrated test die of claim 1, characterized in that: the stretching partition plate (21) is a rectangular plate;
the bending middle partition plate (22) is a rectangular plate, and two isosceles trapezoid plates are respectively fixed on two sides of the middle of the bending middle partition plate (22);
the bent edge partition plate (23) is a rectangular plate, and one isosceles trapezoid plate is fixed on one side of the middle of the bent edge partition plate (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320034546.3U CN219015800U (en) | 2023-01-06 | 2023-01-06 | Tensile, crooked integration test mould of cement-based composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320034546.3U CN219015800U (en) | 2023-01-06 | 2023-01-06 | Tensile, crooked integration test mould of cement-based composite material |
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| CN219015800U true CN219015800U (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320034546.3U Active CN219015800U (en) | 2023-01-06 | 2023-01-06 | Tensile, crooked integration test mould of cement-based composite material |
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| Country | Link |
|---|---|
| CN (1) | CN219015800U (en) |
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2023
- 2023-01-06 CN CN202320034546.3U patent/CN219015800U/en active Active
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Effective date of registration: 20231207 Address after: 834406 No. 396, Dielun South Street, Hestoluogai Town, Hoboksar Mongol Autonomous County, Tacheng Prefecture, Xinjiang Uygur Autonomous Region Patentee after: Xukuang group Xinjiang Saier Energy Co.,Ltd. Address before: 830046 No. 666 Shengli Road, Tianshan District, Urumqi City, Xinjiang Uygur Autonomous Region Patentee before: XINJIANG University |