Anti-bending testing machine for autoclaved aerated concrete slab

Abstract

The utility model relates to the technical field of material performance detection tests, in particular to an autoclaved aerated concrete slab fracture resistance testing machine which comprises a base, a first mounting groove is formed in the base, and an adjusting assembly is fixedly arranged in the first mounting groove. Through the arrangement of the bidirectional threaded rod, the sliding blocks and the fixing plates, the bidirectional threaded rod is rotated during use, the bidirectional threaded rod drives the multiple sliding blocks on the surface to move mutually, the two sides of the sliding blocks abut against the two sides of the first mounting groove, the sliding blocks are prevented from synchronously rotating along with the bidirectional threaded rod, and therefore the effect of controlling the left-right position of the top end fixing plate is achieved; through arrangement of a screw rod and a baffle plate, during use, a bolt is rotated, so that the bolt rotates in a connecting plate, the bolt drives the baffle plate to move, the baffle plate abuts against two sides of a concrete plate, the concrete plate is limited at the top end of a roller and is mutually matched with an adjusting assembly, and thus the whole device can fix concrete plates with different widths; and the workload of operators is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of material performance detection and testing, in particular to an autoclaved aerated concrete slab flexural testing machine. Background Art

[0002] Autoclaved aerated concrete board is a porous silicate material made of cement, lime, fly ash, sand and other main raw materials, aluminum powder as a gas-generating agent, and rust-proofed steel bars as structural materials. This product has good lightweight, thermal insulation, sound insulation, fire resistance and other properties. It is currently widely used in building interior walls, exterior walls, floors, roofs, etc.

[0003] However, in the prior art, the traditional flexural testing machine cannot clamp concrete slabs of different widths during use, and requires operators to manually fix them. In addition, the traditional flexural testing machine is exposed during use. When the concrete slab reaches its limit, it is easy to break. Some debris can easily cause damage to the surrounding operators, which is not conducive to practical use. Utility Model Content

[0004] The utility model aims to provide a flexural testing machine for autoclaved aerated concrete panels to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A flexural testing machine for autoclaved aerated concrete panels, comprising a base, a first mounting groove is provided inside the base, an adjusting assembly is fixedly arranged inside the first mounting groove, the adjusting assembly comprises a bidirectional threaded rod, a slider and a fixing plate, a plurality of fixing blocks are fixedly arranged on the top of the fixing plate, a roller is fixedly arranged on one side of the fixing block through a rotating shaft, a connecting plate is fixedly arranged on the left side of the top of the fixing plate, a fixing assembly is fixedly arranged inside the connecting plate, and the fixing assembly comprises a screw and a baffle;

[0007] A plurality of support columns are fixedly arranged on the top of the base, a top plate is fixedly arranged on the top of the support columns, a cylinder is fixedly arranged in the middle of the top plate, a telescopic rod is fixedly arranged on the bottom of the cylinder, a rectangular plate is fixedly arranged on the bottom of the telescopic rod, a pressure detection device is fixedly arranged on the bottom of the rectangular plate, a fixed frame is fixedly arranged on the bottom of the pressure detection device, a pressure roller is fixedly arranged inside the fixed frame through a rotating shaft, and a plurality of protection plates are fixedly arranged between the base and the top plate.

[0008] Preferably, a bidirectional threaded rod is fixedly arranged on one side of the first installation groove via a rotating shaft, a plurality of sliding blocks are threadedly arranged on the surface of the bidirectional threaded rod, and a fixing plate is fixedly arranged on the top of the sliding block.

[0009] Preferably, the internal thread of the connecting plate is provided with a bolt, and one end of the bolt is fixed with a baffle via a rotating shaft.

[0010] Preferably, a fixing sleeve is fixedly provided on one side of the connecting plate, a connecting rod is movably provided inside the fixing sleeve, and one end of the connecting rod is fixedly connected to one side of the baffle.

[0011] Preferably, a plurality of connecting grooves are provided inside the fixing sleeve, and a plurality of protrusions are fixedly provided on the surface of the connecting rod, and the protrusions are movably connected to the connecting grooves.

[0012] Preferably, a second mounting slot is provided on the right side of the first mounting slot, a servo motor is fixedly arranged inside the second mounting slot, and an output end of the servo motor passes through one side of the first mounting slot and is fixedly connected to the other end of the bidirectional threaded rod.

[0013] Preferably, an observation window is fixedly provided on one side of the protection plate.

[0014] Preferably, a display screen is fixedly disposed on one side of the base, and a plurality of control buttons are fixedly disposed below the display screen.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The autoclaved aerated concrete slab flexural testing machine is provided with a bidirectional threaded rod, a slider and a fixed plate. When in use, the bidirectional threaded rod is rotated, and the bidirectional threaded rod drives a plurality of sliders on the surface to move relative to each other. The two sides of the slider abut against the two sides of the first mounting groove to prevent the slider from rotating synchronously with the bidirectional threaded rod, thereby achieving the effect of controlling the left and right positions of the top fixed plate. Through the provision of the screw rod and the baffle plate, when in use, the bolt is rotated to rotate inside the connecting plate, and the bolt drives the baffle plate to move, and the baffle plate abuts against the two sides of the concrete slab, so that the concrete slab is restricted to the top of the drum, and cooperates with the adjustment component, thereby achieving the effect of enabling the overall device to fix concrete slabs of different widths and reducing the workload of operators.

[0017] 2. This autoclaved aerated concrete slab flexural testing machine, through the setting of the cylinder, when in use, the cylinder drives the connecting rod to move up and down, the connecting rod drives the pressure roller on one side of the fixed frame to press the concrete slab, and then passes through the pressure detection device to detect the pressure applied to the concrete slab in real time during use, and finally passes through the protective plate. When in use, when the pressure at the center of the concrete slab reaches a certain limit, it will break, and the protective plate can block the broken debris, thereby achieving the effect of protecting the safety of operators around the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2It is a front view schematic diagram of the utility model;

[0020] Figure 3 It is a schematic diagram of the internal structure of the utility model;

[0021] Figure 4 For the utility model Figure 1 A magnified schematic diagram;

[0022] Figure 5 For the utility model Figure 3 Enlarged schematic diagram at B;

[0023] Figure 6 For the utility model Figure 3 Enlarged schematic diagram at point C.

[0024] In the figure: 1. base; 2. first mounting groove; 3. bidirectional threaded rod; 4. slider; 5. fixing plate; 6. fixing block; 7. roller; 8. connecting plate; 9. bolt; 10. baffle; 11. support column; 12. top plate; 13. cylinder; 14. telescopic rod; 15. rectangular plate; 16. pressure detection device; 17. fixing frame; 18. pressure roller; 19. protection plate; 20. fixing sleeve; 21. connecting rod; 22. connecting groove; 23. bump; 24. second mounting groove; 25. servo motor; 26. observation window; 27. display screen; 28. control button. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 6 As shown, the utility model provides a technical solution: an autoclaved aerated concrete slab flexural testing machine, comprising a base 1, a first mounting groove 2 is provided inside the base 1, an adjustment component is fixedly arranged inside the first mounting groove 2, the adjustment component comprises a bidirectional threaded rod 3, a slider 4 and a fixing plate 5, a plurality of fixing blocks 6 are fixedly arranged on the top of the fixing plate 5, a roller 7 is fixedly arranged on one side of the fixing block 6 through a rotating shaft, a connecting plate 8 is fixedly arranged on the left side of the top of the fixing plate 5, a fixing component is fixedly arranged inside the connecting plate 8, and the fixing component comprises a bolt 9 and a baffle 10;

[0027] In this embodiment, by setting the bidirectional threaded rod 3, the slider 4 and the fixing plate 5, the bidirectional threaded rod 3 is rotated during use, and the bidirectional threaded rod 3 drives the surface sliders 4 to move relative to each other, and the two sides of the slider 4 abut the two sides of the first mounting groove 2 to prevent the slider 4 from rotating synchronously with the bidirectional threaded rod 3, thereby achieving the effect of controlling the left and right positions of the top fixing plate 5. By setting the bolt 9 and the baffle 10, the bolt 9 is rotated during use to make the bolt 9 rotate inside the connecting plate 8, and the bolt drives the baffle 10 to move, and the baffle 10 abuts the two sides of the concrete slab, so that the concrete slab is restricted to the top of the drum 7, and cooperates with the adjustment component, thereby achieving the effect of enabling the overall device to fix concrete slabs of different widths and reducing the workload of operators;

[0028] like Figure 2 and Figure 4 As shown, a plurality of support columns 11 are fixedly provided on the top of the base 1, a top plate 12 is fixedly provided on the top of the support column 11, a cylinder 13 is fixedly provided in the middle of the top plate 12, a telescopic rod 14 is fixedly provided on the bottom end of the cylinder 13, a rectangular plate 15 is fixedly provided on the bottom end of the telescopic rod 14, a pressure detection device 16 is fixedly provided on the bottom end of the rectangular plate 15, a fixing frame 17 is fixedly provided on the bottom end of the pressure detection device 16, a pressure roller 18 is fixedly provided inside the fixing frame 17 through a rotating shaft, and a plurality of protection plates 19 are fixedly provided between the base 1 and the top plate 12;

[0029] In this embodiment, the cylinder 13 is arranged, and when in use, the cylinder 13 drives the connecting rod 21 to move up and down, and the connecting rod 21 drives the pressing roller 18 on one side of the fixing frame 17 to press the concrete board, and then the pressure applied to the concrete board is detected in real time through the pressure detection device 16, and finally, when in use, when the pressure on the center of the concrete board reaches a certain limit, the protective plate 19 will break, and the protective plate 19 can block the broken debris, thereby achieving the effect of protecting the safety of operators around the entire device;

[0030] like Figure 5 As shown, a fixing sleeve 20 is fixedly provided on one side of the connecting plate 8, a connecting rod 21 is movably provided inside the fixing sleeve 20, one end of the connecting rod 21 is fixedly connected to one side of the baffle 10, a plurality of connecting grooves 22 are provided inside the fixing sleeve 20, a plurality of protrusions 23 are fixedly provided on the surface of the connecting rod 21, and the protrusions 23 are movably connected to the connecting grooves 22;

[0031] In this embodiment, by setting the fixing sleeve 20 and the connecting rod 21, when the bolt 9 is rotated to drive the baffle 10 to move, the baffle 10 is easy to rotate synchronously with the bolt 9, and one side of the baffle 10 is fixedly connected to the connecting rod 21, thereby achieving the effect of preventing the baffle 10 from rotating synchronously with the bolt 9. By setting the connecting groove 22 and the protrusion 23, the protrusion 23 slides inside the connecting groove 22 during use. When the connecting rod 21 is about to move inside the fixing sleeve 20, the protrusion 23 abuts against one side of the connecting groove 22, thereby achieving the effect of restricting the connecting rod 21 inside the fixing sleeve 20.

[0032] like Figure 1 and Figure 6 As shown, a second mounting groove 24 is provided on the right side of the first mounting groove 2, a servo motor 25 is fixedly provided inside the second mounting groove 24, an output end of the servo motor 25 passes through one side of the first mounting groove 2 and is fixedly connected to the other end of the bidirectional threaded rod 3, an observation window 26 is fixedly provided on one side of the protection plate 19, a display screen 27 is fixedly provided on one side of the base 1, and a plurality of control buttons 28 are fixedly provided below the display screen 27;

[0033] In this embodiment, by setting the servo motor 25, the servo motor 25 is fixed inside the second mounting groove 24 when in use, so as to achieve the effect of facilitating the rotation of the bidirectional threaded rod 3. By setting the observation window 26, the operator can observe the process of the concrete board being pressed through the observation window 26 when in use. By setting the display screen 27, the specific value detected by the pressure detection device 16 can be displayed when in use, thereby achieving the effect of facilitating the operator to observe and record. By controlling the button 28, the pressing force of the pressing cylinder 13 and the position of the fixing component at the top of the base 1 can be adjusted when in use, thereby achieving the effect of facilitating the operator to control the overall device.

[0034] Working principle: through the setting of the two-way threaded rod 3, the slider 4 and the fixed plate 5, the two-way threaded rod 3 is rotated during use, and the two-way threaded rod 3 drives the surface sliders 4 to move relative to each other, and the two sides of the slider 4 abut against the two sides of the first installation groove 2 to prevent the slider 4 from rotating synchronously with the two-way threaded rod 3, thereby achieving the effect of controlling the left and right positions of the top fixed plate 5. Through the setting of the bolt 9 and the baffle 10, the bolt 9 is rotated during use to make the bolt 9 rotate inside the connecting plate 8, and the bolt drives the baffle 10 to move, and the baffle 10 abuts against the two sides of the concrete slab, so that the concrete slab is restricted to the top of the drum 7, and cooperates with the adjustment component to achieve the effect of controlling the left and right positions of the top fixed plate 5. The whole device can fix concrete slabs of different widths and reduce the workload of operators. At the same time, the cylinder 13 is set. When in use, the cylinder 13 drives the connecting rod 21 to move up and down. The connecting rod 21 drives the pressing roller 18 on one side of the fixing frame 17 to press the concrete slab. When in use, the pressure applied to the concrete slab is detected in real time through the pressure detection device 16. Finally, when in use, when the pressure on the center of the concrete slab reaches a certain limit, it will break through the protective plate 19. The protective plate 19 can block the broken debris, thereby protecting the safety of operators around the whole device. The effect of this invention is achieved. By setting the fixing sleeve 20 and the connecting rod 21, when the baffle 10 is driven to move by rotating the bolt 9, the baffle 10 is easy to rotate synchronously with the bolt 9, and one side of the baffle 10 is fixedly connected to the connecting rod 21, thereby achieving the effect of preventing the baffle 10 from rotating synchronously with the bolt 9. By setting the connecting groove 22 and the protrusion 23, the protrusion 23 slides inside the connecting groove 22 during use. When the connecting rod 21 is about to move inside the fixing sleeve 20, the protrusion 23 abuts against one side of the connecting groove 22, thereby achieving the effect of limiting the connecting rod 21 inside the fixing sleeve 20. By setting the servo motor 25, the use The servo motor 25 is fixed inside the second mounting groove 24, so as to achieve the effect of facilitating the rotation of the bidirectional threaded rod 3. Through the setting of the observation window 26, the operator can observe the process of the concrete board being pressed through the observation window 26 during use. Through the setting of the display screen 27, the specific value detected by the pressure detection device 16 can be displayed during use, so as to achieve the effect of facilitating the operator to observe and record. Through the control button 28, the pressing force of the pressing cylinder 13 and the position of the fixing component at the top of the base 1 can be adjusted during use, so as to achieve the effect of facilitating the operator to control the overall device.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An autoclaved aerated concrete slab flexural testing machine, characterized in that: The invention comprises a base (1), wherein a first mounting groove (2) is provided inside the base (1), an adjusting component is fixedly arranged inside the first mounting groove (2), the adjusting component comprises a bidirectional threaded rod (3), a sliding block (4) and a fixing plate (5), a plurality of fixing blocks (6) are fixedly arranged on the top of the fixing plate (5), a roller (7) is fixedly arranged on one side of the fixing block (6) via a rotating shaft, a connecting plate (8) is fixedly arranged on the left side of the top of the fixing plate (5), a fixing component is fixedly arranged inside the connecting plate (8), and the fixing component comprises a bolt (9) and a baffle (10); A plurality of support columns (11) are fixedly arranged at the top of the base (1), a top plate (12) is fixedly arranged at the top of the support columns (11), a cylinder (13) is fixedly arranged in the middle of the top plate (12), a telescopic rod (14) is fixedly arranged at the bottom of the cylinder (13), a rectangular plate (15) is fixedly arranged at the bottom of the telescopic rod (14), a pressure detection device (16) is fixedly arranged at the bottom of the rectangular plate (15), a fixed frame (17) is fixedly arranged at the bottom of the pressure detection device (16), a pressure roller (18) is fixedly arranged inside the fixed frame (17) via a rotating shaft, and a plurality of protective plates (19) are fixedly arranged between the base (1) and the top plate (12).

2. The autoclaved aerated concrete slab flexural testing machine according to claim 1, characterized in that: A bidirectional threaded rod (3) is fixedly arranged on one side of the interior of the first installation groove (2) via a rotating shaft, a plurality of sliding blocks (4) are threadedly arranged on the surface of the bidirectional threaded rod (3), and a fixing plate (5) is fixedly arranged on the top of the sliding block (4).

3. The autoclaved aerated concrete slab flexural testing machine according to claim 1, characterized in that: The connection plate (8) is provided with a bolt (9) through internal threads, and a baffle (10) is fixedly provided at one end of the bolt (9) via a rotating shaft.

4. The autoclaved aerated concrete slab flexural testing machine according to claim 1, characterized in that: A fixing sleeve (20) is fixedly provided on one side of the connecting plate (8), a connecting rod (21) is movably provided inside the fixing sleeve (20), and one end of the connecting rod (21) is fixedly connected to one side of the baffle (10).

5. The autoclaved aerated concrete slab flexural testing machine according to claim 4, characterized in that: A plurality of connection grooves (22) are provided inside the fixing sleeve (20), and a plurality of protrusions (23) are fixedly provided on the surface of the connecting rod (21), wherein the protrusions (23) are movably connected to the connection grooves (22).

6. The autoclaved aerated concrete slab flexural testing machine according to claim 1, characterized in that: A second mounting groove (24) is provided on the right side of the first mounting groove (2), a servo motor (25) is fixedly arranged inside the second mounting groove (24), and an output end of the servo motor (25) passes through one side of the first mounting groove (2) and is fixedly connected to the other end of the bidirectional threaded rod (3).

7. The autoclaved aerated concrete slab flexural testing machine according to claim 1, characterized in that: An observation window (26) is fixedly provided on one side of the protection plate (19).

8. The autoclaved aerated concrete slab flexural testing machine according to claim 1, characterized in that: A display screen (27) is fixedly disposed on one side of the base (1), and a plurality of control buttons (28) are fixedly disposed below the display screen (27).

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