Building material tension detection device

Abstract

The utility model belongs to the technical field of tension detection devices, and particularly relates to a building material tension detection device which comprises a driving motor, the output end of the driving motor is rotatably connected with a lead screw, the outer wall of the lead screw is in threaded connection with a mounting block, the top side of the mounting block is provided with a first motor, and the top side of the first motor is provided with a second motor. A through groove is formed in the bottom end of the supporting frame, a sliding block is slidably installed in the through groove, and an output shaft of the first motor is rotationally connected with a cleaning brush. The driving motor is started, the lead screw can rotate through rotation of the driving motor, when the lead screw rotates, the mounting block can move in the direction of the lead screw, so that the first motor can be driven to move, and an output shaft of the first motor penetrates through the sliding block through a rod hole; the cleaning brush can conduct cleaning operation in the supporting frame, waste chips generated after pulling force detection can be conveniently cleaned, and the situation that too much waste chips are accumulated, and detection work is not facilitated is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of tension detection devices, in particular to a tension detection device for building materials. Background Art

[0002] Materials used in buildings are collectively referred to as building materials. New building materials cover a wide range, including thermal insulation materials, heat insulating materials, high-strength materials, breathable materials, etc. Building materials are a general term for materials used in civil engineering and construction engineering. After the production of building materials is completed, they need to be tensile tested. Some building materials such as steel bars need to be sampled for tensile tests during construction to test their tensile strength. Therefore, a building material tensile testing device is needed.

[0003] Existing tensile testing devices for building materials usually install the steel bars on the clamps of the tensile testing devices and ensure that the clamps can firmly fix the samples. According to the test requirements, the tensile parameters are set in the control system of the tensile testing device, and the hydraulic cylinder is started to apply a preset tensile force to the steel bars, thereby realizing the tensile testing of the steel bars.

[0004] However, the above-mentioned tensile force detection device for building materials still has some problems. The existing tensile force detection device for building materials cannot clean up the waste on the workbench after detection. The waste is accumulated on the workbench for a long time, which is not conducive to the detection operation. Therefore, a tensile force detection device for building materials is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art and solve the problem that the existing tensile force detection device for building materials cannot clean up the waste on the workbench after detection, and the waste is accumulated on the workbench for a long time, which is not conducive to the detection operation, the utility model proposes a tensile force detection device for building materials.

[0006] The technical solution adopted by the utility model to solve its technical problem is: a building material tension detection device described in the utility model comprises a storage box, a driving motor is installed on the top side of the storage box, the output end of the driving motor is rotatably connected with a screw rod, one end of the screw rod is rotatably installed on a vertical plate, and a mounting block is threadedly connected to the outer wall of the screw rod, and a No. 1 motor is installed on the top side of the mounting block, and a support frame is fixedly installed on the top side of the storage box, a through groove is provided on one side of the bottom end of the support frame, a sliding block is slidably installed in the through groove, a rod hole is provided inside the sliding block, and the output shaft of the No. 1 motor passes through the rod hole and is rotatably connected with a cleaning brush, and the cleaning brush is arranged inside the support frame, and a dust collecting frame is installed inside the storage box, and a through hole is provided inside the storage box, and the through hole is arranged just above the dust collecting frame, so as to facilitate the cleaning of waste chips generated after the tension detection, and prevent the waste chips from accumulating too much, which is not conducive to the detection work.

[0007] Preferably, a pad is fixedly installed inside the top side of the support frame, a buffer spring is fixedly connected to the bottom side of the pad, and a buffer plate is fixedly connected to one end of the buffer spring, which can absorb shock and vibration and reduce the risk of damage to the tension detection device during the test.

[0008] Preferably, grooves are provided inside both sides of the support frame, and hydraulic cylinders are installed inside the grooves. A connecting block is sleeved on the end of the action rod of the hydraulic cylinder, and a support plate is fixedly connected between the two connecting blocks. An upper clamp is installed on the top side of the support plate. Fixed plates are installed on both sides of the bottom end of the support frame, and a connecting plate is fixed between the fixed plates. A lower clamp is fixed on the top side of the connecting plate, which is convenient for tension detection, can provide stable connection and force transmission, and ensure the accuracy and reliability of tension transmission.

[0009] Preferably, a support leg is fixedly installed on the bottom side of the storage box, a hydraulic pump is installed on the inner bottom side of the storage box, the output end of the hydraulic pump is connected to a delivery pipe, the delivery pipe passes through the top side of the storage box and extends to the interior of the groove to be connected to the hydraulic cylinder. Through hydraulic supply and transmission, precise control of the hydraulic cylinder can be achieved to ensure stability and accuracy during the tension application process.

[0010] Preferably, the upper clamp and the lower clamp both include a mounting seat, the internal threaded connection of the mounting seat is connected with a connecting rod, the top of the connecting rod is fixed with a clamping block, a clamping plate is installed inside the clamping block, one side of the clamping plate passes through the clamping block and is slidably connected with a guide rod, one side of the clamping plate passes through the clamping block and is threadedly connected with a threaded rod, one end of the threaded rod is fixedly connected with a rotating handle, which can firmly fix the steel bar in the clamp to avoid movement or shaking of the steel bar during tensile testing, thereby ensuring the accuracy and stability of tensile testing and improving the efficiency of tensile testing.

[0011] Preferably, a protective door is installed on one side of the support frame through a hinge for rotation, an installation groove is opened inside the protective door, a perspective window is installed in the installation groove, a handle is fixed on one side of the protective door, and a control panel is installed on one side of the support frame, which helps to ensure the safety of the operator, realize visual observation of the test workpiece, convenient operation and accurate test control, and improve the efficiency and operability of the tensile test.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model starts the driving motor, and the screw can be rotated by the rotation of the output end of the driving motor. When the screw rotates, the mounting block will move along the direction of the screw, thereby driving the No. 1 motor to move. The output shaft of the No. 1 motor passes through the slider through the rod hole and is connected to the cleaning brush. By starting the No. 1 motor, when the No. 1 motor rotates, the cleaning brush can perform a cleaning operation inside the support frame. The cleaning brush will sweep the waste from one side of the support frame to the side with the through hole. The waste will enter the dust collecting frame through the through hole. The structural design realizes the cleaning of the waste generated after the tension test, and prevents the waste from accumulating too much, which is not conducive to the detection work.

[0014] 2. In order to ensure the accuracy and reliability of the test results, the utility model adopts a structure design in which the hydraulic cylinder will not stop transmitting power immediately after the steel bar breaks, and the support plate will contact the buffer plate, which will squeeze the buffer spring, giving the support plate a buffering effect, thereby enabling the buffer plate to absorb impact and vibration and reducing the risk of damage to the tension detection device during the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 It is a schematic diagram of the main structure;

[0017] Figure 2 It is a schematic diagram of the cleaning component structure;

[0018] Figure 3 It is a schematic diagram of the structure of the buffer component;

[0019] Figure 4 Schematic diagram of the internal structure of the support frame;

[0020] Figure 5This is a schematic diagram of the enlarged structure of part A.

[0021] In the figure: 1. support leg; 2. storage box; 3. drive motor; 4. screw rod; 5. mounting block; 6. No. 1 motor; 7. support frame; 8. through groove; 9. slider; 10. cleaning brush; 11. cushion block; 12. buffer spring; 13. buffer plate; 14. groove; 15. hydraulic cylinder; 16. connecting block; 17. support plate; 18. fixing plate; 19. connecting plate; 20. hydraulic pump; 21. delivery pipe; 22. mounting seat; 23. connecting rod; 24. clamping block; 25. clamping plate; 26. guide rod; 27. threaded rod; 28. rotating handle; 29. ​​through hole; 30. dust collecting frame; 31. protective door; 32. perspective window; 33. handle; 34. control panel. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-5As shown, a tensile force detection device for building materials comprises a storage box 2, a driving motor 3 is installed on the top side of the storage box 2, the output end of the driving motor 3 is rotatably connected to a screw rod 4, one end of the screw rod 4 is rotatably installed on a vertical plate, a mounting block 5 is threadedly connected to the outer wall of the screw rod 4, a No. 1 motor 6 is mounted on the top side of the mounting block 5, a support frame 7 is fixedly installed on the top side of the storage box 2, a through groove 8 is provided on one side of the bottom end of the support frame 7, a slider 9 is slidably installed in the through groove 8, a rod hole is provided inside the slider 9, the output shaft of the No. 1 motor 6 passes through the rod hole and is rotatably connected to a cleaning brush 10, the cleaning brush 10 is arranged inside the support frame 7, a dust collecting frame 30 is installed inside the storage box 2, a through hole 29 is provided inside the storage box 2, and the through hole 29 is provided in the dust collecting frame 30. Directly above; when working, the existing tension detection device for building materials cannot clean up the waste chips on the workbench after detection, and starts the drive motor 3. Through the rotation of the output end of the drive motor 3, the screw rod 4 can be rotated. When the screw rod 4 rotates, the mounting block 5 will move along the direction of the screw rod 4, thereby driving the No. 1 motor 6 to move. The output shaft of the No. 1 motor 6 passes through the slider 9 through the rod hole and is connected to the cleaning brush 10. By starting the No. 1 motor 6, when the No. 1 motor 6 rotates, the cleaning brush 10 can perform a cleaning operation inside the support frame 7. The cleaning brush 10 will sweep the waste chips from one side of the support frame 7 to the side with the through hole 29. The waste chips will enter the dust collecting frame 30 through the through hole 29, which is convenient for cleaning the waste chips generated after the tension detection, and prevents excessive accumulation of waste chips, which is not conducive to the detection work.

[0024] Furthermore, a cushion block 11 is fixedly installed inside the top side of the support frame 7, a buffer spring 12 is fixedly connected to the bottom side of the cushion block 11, and a buffer plate 13 is fixedly connected to one end of the buffer spring 12; during operation, in order to ensure the accuracy and reliability of the test results, after the steel bar breaks, the hydraulic cylinder 15 will not stop transmitting power immediately, the support plate 17 will contact the buffer plate 13, and the buffer plate 13 will squeeze the buffer spring 12, which can provide a buffering effect to the support plate 17 and also absorb impact and vibration, reducing the risk of damage to the tension detection device during the test.

[0025] Furthermore, grooves 14 are provided inside the two sides of the support frame 7, and hydraulic cylinders 15 are installed inside the grooves 14. Support legs 1 are fixedly installed on the bottom side of the storage box 2, and a hydraulic pump 20 is installed on the bottom side of the storage box 2. The output end of the hydraulic pump 20 is connected with a delivery pipe 21, and the delivery pipe 21 passes through the top side of the storage box 2 and extends to the inside of the groove 14 to be connected with the hydraulic cylinder 15. A connecting block 16 is sleeved on the end of the action rod of the hydraulic cylinder 15, and a support plate 17 is fixedly connected between the two connecting blocks 16. An upper clamp is installed on the top side of the support plate 17. Fixed plates 18 are installed on both sides of the bottom end of the support frame 7, and a connecting plate 19 is fixed between the fixing plates 18. A lower clamp is fixed on the top side of the connecting plate 19. When working, With the progress of society and the rapid development of science and technology, various new materials emerge in an endless stream, and the performance of the original materials has also made a qualitative leap. However, they still need to be tested before use. By starting the hydraulic pump 20 and transmitting the hydraulic pressure to the hydraulic cylinder 15 in the groove 14 through the delivery pipe 21, the hydraulic cylinder 15 is acted upon by the hydraulic pressure to push the connecting block 16 upward, thereby causing the support plate 17 to rise accordingly. After the support plate 17 rises, the tension on the steel bar begins to be applied. After the tension test is completed, the hydraulic pump 20 stops running, the hydraulic cylinder 15 is no longer pushed by the hydraulic pressure, the connecting block 16 and the support frame 7 will drop to the initial position, and prepare for the next test. Through hydraulic supply and transmission, precise control of the hydraulic cylinder 15 can be achieved to ensure stability and accuracy during the tension application process.

[0026] Furthermore, the upper clamp and the lower clamp both include a mounting seat 22, the internal thread connection of the mounting seat 22 is connected with a connecting rod 23, the top of the connecting rod 23 is fixed with a clamping block 24, a clamping plate 25 is installed inside the clamping block 24, one side of the clamping plate 25 passes through the clamping block 24 and is slidably connected with a guide rod 26, one side of the clamping plate 25 passes through the clamping block 24 and is threadedly connected with a threaded rod 27, and one end of the threaded rod 27 is fixedly connected with a rotating handle 28; during operation, when it is necessary to fix or clamp the workpiece, the position of the upper clamp is adjusted by the hydraulic cylinder 15, the steel bar is placed between the clamping block 24 and the clamping plate 25, the threaded rod 27 is driven to rotate by the rotating handle 28 to adjust the position of the clamping plate 25, and the clamping plate 25 is moved laterally by the cooperation of the slidingly connected guide rod 26 to adapt to workpieces of different sizes, so that the steel bar can be firmly fixed in the clamp, and the movement or shaking of the steel bar during the tensile test is avoided, the accuracy and stability of the tensile test are guaranteed, and the efficiency of the tensile test is improved.

[0027] Furthermore, a protective door 31 is rotatably installed on one side of the support frame 7 through a hinge, an installation groove is opened inside the protective door 31, a perspective window 32 is installed in the installation groove, a handle 33 is fixed on one side of the protective door 31, and a control panel 34 is installed on one side of the support frame 7; during operation, in order to ensure the safety of the tensile test, the protective door 31 is generally opened by the handle 33, and when the hydraulic pressure is applied to the steel bar, the operator can observe the state of the steel bar through the perspective window 32 and adjust the test parameters as needed, thereby realizing visual observation of the test workpiece, convenient operation and accurate test control, and improving the efficiency and operability of the tensile test.

[0028] Working principle: The hydraulic pump 20, hydraulic cylinder 15 and other components are controlled and monitored through the control panel 34 to ensure the normal operation of the tension detection device and the accuracy of the test. When it is necessary to fix or clamp the workpiece, the position of the upper clamp is adjusted through the hydraulic cylinder 15, and the protective door 31 is opened through the handle 33. The steel bar is placed between the clamping block 24 and the clamping plate 25. The threaded rod 27 is driven to rotate by rotating the handle 28 to adjust the position of the clamping plate 25. The clamping plate 25 is moved laterally by the sliding connection of the guide rod 26 to adapt to workpieces of different sizes, so that the steel bar can be firmly fixed in the clamp to avoid the movement or shaking of the steel bar during the tension detection process, thereby ensuring the tension detection. The accuracy and stability of the tension test are improved, and the efficiency of the tension test is improved. After the fixation is completed, the hydraulic pump 20 is started, and the hydraulic pressure is transmitted to the hydraulic cylinder 15 in the groove 14 through the delivery pipe 21. The hydraulic cylinder 15 is acted upon by the hydraulic pressure and pushes the connecting block 16 to move upward, thereby causing the support plate 17 to rise accordingly. After the support plate 17 rises, the tension on the steel bar begins to be applied. After the tension test is completed, the hydraulic pump 20 stops running, and the hydraulic cylinder 15 is no longer pushed by the hydraulic pressure. The connecting block 16 and the support frame 7 will drop to the initial position and prepare for the next test. Through hydraulic supply and transmission, the hydraulic cylinder 15 can be accurately controlled to ensure stability and accuracy during the tension application process. When the hydraulic When force is applied to the steel bar, the operator can observe the state of the steel bar through the perspective window 32 and adjust the test parameters as needed, thereby realizing visual observation of the test workpiece, convenient operation and accurate test control, and improving the efficiency and operability of the tensile test. In order to ensure the accuracy and reliability of the test results, after the steel bar breaks, the hydraulic cylinder 15 will not stop transmitting power immediately, and the support plate 17 will contact the buffer plate 13, and the buffer plate 13 will squeeze the buffer spring 12, which can give the support plate 17 a buffering effect and also absorb shock and vibration, reducing the risk of damage to the tensile detection device during the test. The existing tensile detection device for building materials cannot clean the waste on the workbench after the test. Cleaning, start the drive motor 3, and the screw rod 4 can be rotated by rotating the output end of the drive motor 3. When the screw rod 4 rotates, the mounting block 5 will move along the direction of the screw rod 4, thereby driving the No. 1 motor 6 to move. The output shaft of the No. 1 motor 6 passes through the slider 9 through the rod hole and is connected to the cleaning brush 10. By starting the No. 1 motor 6, when the No. 1 motor 6 rotates, the cleaning brush 10 can perform a cleaning operation inside the support frame 7. The cleaning brush 10 will sweep the waste chips from one side of the support frame 7 to the side with the through hole 29. The waste chips will enter the dust collecting frame 30 through the through hole 29, which is convenient for cleaning the waste chips generated after the tension test to prevent excessive accumulation of waste chips, which is not conducive to the detection work.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] 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, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A tensile force detection device for building materials, characterized in that: The storage box (2) comprises a storage box (2), a driving motor (3) is installed on the top side of the storage box (2), the output end of the driving motor (3) is rotatably connected to a screw rod (4), one end of the screw rod (4) is rotatably installed on a vertical plate, a mounting block (5) is threadedly connected to the outer wall of the screw rod (4), a No. 1 motor (6) is installed on the top side of the mounting block (5), a support frame (7) is fixedly installed on the top side of the storage box (2), and a bottom end side of the support frame (7) is provided with a A through groove (8), a slider (9) is slidably installed in the through groove (8), a rod hole is opened inside the slider (9), the output shaft of the No. 1 motor (6) passes through the rod hole and is rotatably connected with a cleaning brush (10), the cleaning brush (10) is arranged inside the support frame (7), a dust collecting frame (30) is installed inside the storage box (2), a through hole (29) is opened inside the storage box (2), and the through hole (29) is arranged directly above the dust collecting frame (30).

2. A building material tension detection device according to claim 1, characterized in that: A cushion block (11) is fixedly installed inside the top side of the support frame (7), a buffer spring (12) is fixedly connected to the bottom side of the cushion block (11), and a buffer plate (13) is fixedly connected to one end of the buffer spring (12).

3. A building material tension detection device according to claim 1, characterized in that: Grooves (14) are provided inside both sides of the support frame (7), and hydraulic cylinders (15) are installed inside the grooves (14). The end of the action rod of the hydraulic cylinder (15) is sleeved with a connecting block (16), and a support plate (17) is fixedly connected between the two connecting blocks (16), and an upper clamp is installed on the top side of the support plate (17). Fixed plates (18) are installed on both sides of the bottom end of the support frame (7), and a connecting plate (19) is fixed between the fixing plates (18), and a lower clamp is fixed on the top side of the connecting plate (19).

4. A building material tension detection device according to claim 1, characterized in that: A support leg (1) is fixedly mounted on the bottom side of the storage box (2), a hydraulic pump (20) is mounted on the inner bottom side of the storage box (2), an output end of the hydraulic pump (20) is connected to a delivery pipe (21), and the delivery pipe (21) passes through the top side of the storage box (2) and extends to the inside of the groove (14) and is connected to the hydraulic cylinder (15).

5. A building material tension detection device according to claim 3, characterized in that: The upper clamp and the lower clamp both comprise a mounting seat (22), the mounting seat (22) being internally threadedly connected to a connecting rod (23), a clamping block (24) being fixed to the top end of the connecting rod (23), a clamping plate (25) being installed inside the clamping block (24), one side of the clamping plate (25) passing through the clamping block (24) and being slidably connected to a guide rod (26), one side of the clamping plate (25) passing through the clamping block (24) and being threadedly connected to a threaded rod (27), and one end of the threaded rod (27) being fixedly connected to a rotating handle (28).

6. A building material tension detection device according to claim 1, characterized in that: A protective door (31) is rotatably mounted on one side of the support frame (7) via a hinge, a mounting groove is provided inside the protective door (31), a perspective window (32) is mounted in the mounting groove, a handle (33) is fixed on one side of the protective door (31), and a control panel (34) is mounted on one side of the support frame (7).

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