CN219694762U - Constant-loading bending and compression resistant testing machine - Google Patents
Constant-loading bending and compression resistant testing machine Download PDFInfo
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- CN219694762U CN219694762U CN202320892129.2U CN202320892129U CN219694762U CN 219694762 U CN219694762 U CN 219694762U CN 202320892129 U CN202320892129 U CN 202320892129U CN 219694762 U CN219694762 U CN 219694762U
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
- 230000006835 compression Effects 0.000 title claims abstract description 21
- 238000007906 compression Methods 0.000 title claims abstract description 21
- 238000005452 bending Methods 0.000 title claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims description 16
- 239000004568 cement Substances 0.000 abstract description 9
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000012669 compression test Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000011083 cement mortar Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the technical field of cement strength test, and discloses a constant-loading bending and compression resistant testing machine, which comprises: the test bench, the last fixed surface of test bench is connected with the U type piece, the surface sliding connection of U type piece has the translucent cover, the inside rotation of translucent cover is connected with first dwang, the fixed surface of first dwang is connected with first dwang, the inside rotation of first dwang is connected with the second dwang, the fixed surface of second dwang installs the second dwang, the side fixed mounting of second dwang has first fixed plate, the inside rotation of first fixed plate is connected with the spliced pole. The constant-loading bending-resistant compression testing machine has the advantages that the upper surface of the testing table is covered, the phenomenon that objects splash around due to the fact that the objects cannot bear pressure and are broken is avoided, the workers are prevented from being damaged, and the transparent cover is cleaned only, so that convenience is brought to subsequent cleaning.
Description
Technical Field
The utility model relates to the technical field of cement strength test, in particular to a constant-loading bending and compression resistant testing machine.
Background
According to the different stress forms, the cement strength is generally divided into three types, namely compressive strength, flexural strength and tensile strength, the maximum stress when the cement mortar hardened test body is subjected to compressive fracture is called compressive strength of cement, the maximum stress when the cement mortar hardened test body is subjected to bending fracture is called flexural strength of cement, the maximum stress when the cement mortar hardened test body is subjected to tensile fracture is called tensile strength of cement, and a flexural compression tester is needed for strength detection of cement.
According to the constant-loading bending and compression resistant testing machine with the patent number of CN217484041U, the problems that the occupied area of the cement bending and compression resistant testing machine is large during working and the space utilization rate is low are solved, and the occupied area of the cement bending and compression resistant testing machine is reduced.
However, in the actual operation process, because the device is exposed outside, when the object is born and can not bear the anti compression test of rolling over, the phenomenon of breaking up can appear, and then make the object splash everywhere, can cause the injury to the staff, and the object scatters around, also increased the clearance degree of difficulty of staff, simultaneously, when carrying out anti compression test to the object, because the object is directly placed on the device, when the machine begins the operation, the vibrations that produce can make the position of object take place the skew, and then influence the effect of test, stability when having reduced the device test.
Based on the above, the utility model designs a constant-loading bending and compression resistant testing machine to solve the above problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a constant-loading bending and compression resistant testing machine which has the advantages of preventing objects from splashing and limiting objects and solves the problems in the background art.
The utility model provides the following technical scheme: a constant load flexural compression testing machine comprising: the test bench, the last fixed surface of test bench is connected with the U type piece, the surface sliding connection of U type piece has the translucent cover, the inside rotation of translucent cover is connected with first dwang, the fixed surface of first dwang is connected with first dwang, the inside rotation of first dwang is connected with the second dwang, the fixed surface of second dwang installs the second dwang, the side fixed mounting of second dwang has first fixed plate, the inside rotation of first fixed plate is connected with the spliced pole, the side fixed mounting of spliced pole has the dwang, the surface swing joint of dwang has the fixed block.
Preferably, the upper surface fixed mounting of test bench has the second fixed plate, the inside threaded connection of second fixed plate has the threaded rod, the inside swing joint of threaded rod has trapezoidal piece, the surface sliding connection of trapezoidal piece has the cylinder, the inside rotation of cylinder is connected with the connecting rod, the fixed surface of connecting rod is fixed mounting has the dead lever, the side fixedly connected with stopper of dead lever.
Preferably, the lower surface of the first rotating plate is fixedly connected with a supporting rod, a spring is fixedly arranged on the side surface of the supporting rod, and an extrusion block is fixedly connected with the side surface of the spring.
Preferably, the upper surface fixedly connected with backup pad of test bench, the side fixedly connected with of backup pad accepts the board, the upper surface fixedly mounted who accepts the board has the cylinder, the bottom fixedly connected with connecting block of cylinder, the side fixedly connected with slider of connecting block, the surface sliding connection of slider has the backup pad, the lower surface fixed mounting of connecting block has the extrusion seat.
Preferably, the side of the transparent cover is fixedly provided with a fixed block, the inside of the transparent cover is fixedly provided with a hollow block, and the inside of the hollow block is movably connected with a supporting rod.
Preferably, the upper surface of the test bed is fixedly provided with a base, a third rotating rod is rotatably connected in the base, and a fixing rod is fixedly arranged on the surface of the third rotating rod.
Compared with the prior art, the utility model has the following beneficial effects:
1. this kind of constant loading anti compression testing machine that rolls over, through pressing the extrusion briquetting, make the spring compressed, rotate first dwang then, branch will move to the inside of hollow piece, and the extrusion piece can laminate and slide at the inner wall of hollow piece, treat that first dwang rotates to the horizontality, the spring will rebound under the effect of elastic potential energy, it is rebound to drive the extrusion piece, just also make the extrusion piece card fix at the surface of hollow piece, and then accomplish spacing to first dwang, rotate the second dwang to vertical state, rotate the inside spliced pole of first fixed plate this moment, make the dwang can rotate, rotate the inside of fixed block with the dwang can, under the cooperation of transparent cover, first dwang and second dwang, also just cover the surface of device, the effectual solution in the device is exposed in the external, when the body is born and is not to roll over anti compression test, and then the phenomenon that can appear, and so the object everywhere splashes, the design of this kind of structure makes the upper surface of test bench by the cover and has also been born the pressure and can not be guaranteed to the inside of the clearance that the clear cover has just been carried out because the clearance is convenient.
2. This kind of constant loading anti compression testing machine that rolls over just makes the transparent cover install the upper surface at the test bench with transparent cover at the surface of U type piece, place the upper surface at the test bench with the object this moment, through rotating the threaded rod, make the threaded rod rotate and move forward in the inside of second fixed plate, drive the trapezoidal piece and move forward, just so make the cylinder roll at the surface of trapezoidal piece, along with the removal of trapezoidal piece, the third dwang will rotate in the inside of base, make the inclination of dead lever change, just make the stopper slowly move downwards, and then push down the object, the effectual object of having solved in the whole operation process is because the object is directly placed on the device, the vibrations that produce can make the position of object take place the skew problem when the machine begins to operate, the design of this kind of structure, the object on the device is restricted by the stopper, prevent that it from appearing gliding phenomenon in the test process, normal clear and stability when having guaranteed the device test.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the device of the present utility model;
FIG. 2 is a schematic view of the partial structure of FIG. 1 according to the present utility model;
FIG. 3 is a schematic view of the internal structure of FIG. 1 according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.
In the figure: 1. a test bed; 2. a U-shaped block; 3. a transparent cover; 4. a first rotating lever; 5. a first rotating plate; 6. a second rotating lever; 7. a second rotating plate; 8. a first fixing plate; 9. rotating the column; 10. a rotating block; 11. a fixed block; 12. a support rod; 13. a spring; 14. extruding a block; 15. a hollow block; 16. a support plate; 17. a receiving plate; 18. a cylinder; 19. a connecting block; 20. a slide block; 21. extruding a base; 22. a second fixing plate; 23. a threaded rod; 24. a trapezoid block; 25. a roller; 26. a connecting rod; 27. a fixed rod; 28. a third rotating lever; 29. a base; 30. and a limiting block.
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.
Referring to fig. 1-4, a constant-load bending and compression testing machine includes: the test bench 1, the upper surface fixedly connected with U type piece 2 of test bench 1, the surface sliding connection of U type piece 2 has transparent cover 3, the inside rotation of transparent cover 3 is connected with first dwang 4, the surface fixedly connected with first dwang 5 of first dwang 4, the inside rotation of first dwang 5 is connected with second dwang 6, the surface fixed mounting of second dwang 6 has second dwang 7, the side fixed mounting of second dwang 7 has first fixed plate 8, the inside rotation of first fixed plate 8 is connected with slewing column 9, the side fixed mounting of slewing column 9 has slewing block 10, the surface swing joint of slewing block 10 has fixed block 11, the setting of this kind of structure, the upper surface of test bench 1 can be covered, when the thing is broken and splashes everywhere, can wrap up it, avoid causing harm to surrounding environment, staff's life safety has also been ensured.
Wherein; the upper surface fixed mounting of test bench 1 has second fixed plate 22, and the inside threaded connection of second fixed plate 22 has threaded rod 23, and threaded rod 23's inside swing joint has trapezoidal piece 24, and trapezoidal piece 24's surface sliding connection has cylinder 25, and the inside rotation of cylinder 25 is connected with connecting rod 26, and connecting rod 26's fixed surface mounting has dead lever 27, and dead lever 27's side fixedly connected with stopper 30, the setting of this kind of structure can restrict the object, prevents that it from appearing the phenomenon of position offset in the test process, guarantees the accuracy of test result.
Wherein; the lower surface fixedly connected with branch 12 of first rotor plate 5, the side fixed mounting of branch 12 has spring 13, and the side fixedly connected with extrusion piece 14 of spring 13 can guarantee through the design of extrusion piece 14, spring 13 and branch 12 that first rotor plate 5 is in the horizontality, can not rock easily.
Wherein; the upper surface fixedly connected with backup pad 16 of test bench 1, the side fixedly connected with of backup pad 16 accepts board 17, and the upper surface fixed mounting who accepts board 17 has cylinder 18, the bottom fixedly connected with connecting block 19 of cylinder 18, the side fixedly connected with slider 20 of connecting block 19, the surface sliding connection of slider 20 has backup pad 16, and the lower surface fixed mounting of connecting block 19 has extrusion seat 21, and slider 20's setting ensures that connecting block 19 can steady downwardly moving.
Wherein; the side fixed mounting of transparent cover 3 has fixed block 11, and the inside fixed mounting of transparent cover 3 has hollow block 15, and the inside swing joint of hollow block 15 has branch 12, and this kind of structure's setting can carry out spacingly to branch 12, restricts it together with hollow block 15.
Wherein; the upper surface fixed mounting of test bench 1 has base 29, and the inside rotation of base 29 is connected with third dwang 28, and the surface fixed mounting of third dwang 28 has dead lever 27, and the rotation of third dwang 28 can drive dead lever 27 rotation, and base 29's setting carries out spacingly for dead lever 27.
When the device is used, the transparent cover 3 is inserted on the surface of the U-shaped block 2, so that the transparent cover 3 is arranged on the upper surface of the test bed 1, an object is placed on the upper surface of the test bed 1 at the moment, the threaded rod 23 is rotated and moved forwards in the second fixing plate 22 by rotating the threaded rod 23, the trapezoid block 24 is driven to move forwards, the roller 25 rolls on the surface of the trapezoid block 24, the third rotating rod 28 rotates in the base 29 along with the movement of the trapezoid block 24, the inclination angle of the fixing rod 27 is changed, and the limiting block 30 is slowly moved downwards, so that the object is pressed.
Simultaneously, start cylinder 18 for connecting block 19 downward movement, at the in-process that connecting block 19 removed, slider 20 of connecting block 19 side can slide in the inside of backup pad 16, guarantee the stability that connecting block 19 removed, and then make extrusion seat 21 downward movement, carry out anti-compression test to the object, through pressing extrusion 14, make spring 13 compressed, then rotate first dwang 4, branch 12 will move to the inside of hollow block 15, and extrusion 14 can laminate and slide at the inner wall of hollow block 15, wait that first dwang 5 rotates to the horizontality, spring 13 will rebound under the effect of elastic potential energy, drive extrusion 14 rebound, just also make extrusion 14 card at the fixed surface of hollow block 15, and then accomplish the spacing to first dwang 5, then rotate second dwang 6, rotate second dwang 7 to vertical state, rotate the inside spliced pole 9 of first fixed plate 8 this moment, make dwang 10 can rotate, rotate the inside of fixed block 11 with dwang 10.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A constant-loading bending and compression resistant testing machine, which is characterized by comprising: test bench (1), the last fixed surface of test bench (1) is connected with U type piece (2), the surface sliding connection of U type piece (2) has transparent cover (3), the inside rotation of transparent cover (3) is connected with first dwang (4), the fixed surface of first dwang (4) is connected with first dwang (5), the inside rotation of first dwang (5) is connected with second dwang (6), the fixed surface of second dwang (6) installs second dwang (7), the side fixed mounting of second dwang (7) has first fixed plate (8), the inside rotation of first fixed plate (8) is connected with rotation post (9), the side fixed mounting of rotation post (9) has dwang (10), the surface swing joint of dwang (10) has fixed block (11).
2. The constant-loading bending and compression testing machine according to claim 1, wherein: the upper surface fixed mounting of test bench (1) has second fixed plate (22), the inside threaded connection of second fixed plate (22) has threaded rod (23), the inside swing joint of threaded rod (23) has trapezoidal piece (24), the surface sliding connection of trapezoidal piece (24) has cylinder (25), the inside rotation of cylinder (25) is connected with connecting rod (26), the fixed surface of connecting rod (26) installs dead lever (27), the side fixedly connected with stopper (30) of dead lever (27).
3. The constant-loading bending and compression testing machine according to claim 1, wherein: the lower surface of the first rotating plate (5) is fixedly connected with a supporting rod (12), a spring (13) is fixedly arranged on the side face of the supporting rod (12), and an extrusion block (14) is fixedly connected with the side face of the spring (13).
4. The constant-loading bending and compression testing machine according to claim 1, wherein: the test bench is characterized in that the upper surface of the test bench (1) is fixedly connected with a supporting plate (16), the side surface of the supporting plate (16) is fixedly connected with a bearing plate (17), the upper surface of the bearing plate (17) is fixedly provided with an air cylinder (18), the bottom of the air cylinder (18) is fixedly connected with a connecting block (19), the side surface of the connecting block (19) is fixedly connected with a sliding block (20), the surface of the sliding block (20) is slidably connected with the supporting plate (16), and the lower surface of the connecting block (19) is fixedly provided with an extrusion seat (21).
5. The constant-loading bending and compression testing machine according to claim 1, wherein: the side of the transparent cover (3) is fixedly provided with a fixed block (11), the inside of the transparent cover (3) is fixedly provided with a hollow block (15), and the inside of the hollow block (15) is movably connected with a supporting rod (12).
6. The constant-loading bending and compression testing machine according to claim 1, wherein: the upper surface of test bench (1) is fixed mounting has base (29), the inside rotation of base (29) is connected with third dwang (28), the surface fixed mounting of third dwang (28) has dead lever (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320892129.2U CN219694762U (en) | 2023-04-20 | 2023-04-20 | Constant-loading bending and compression resistant testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320892129.2U CN219694762U (en) | 2023-04-20 | 2023-04-20 | Constant-loading bending and compression resistant testing machine |
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| Publication Number | Publication Date |
|---|---|
| CN219694762U true CN219694762U (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320892129.2U Active CN219694762U (en) | 2023-04-20 | 2023-04-20 | Constant-loading bending and compression resistant testing machine |
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| CN (1) | CN219694762U (en) |
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- 2023-04-20 CN CN202320892129.2U patent/CN219694762U/en active Active
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