Steel fiber tensile strength detection device

Abstract

The utility model relates to the technical field of steel fibers, and discloses a steel fiber tensile strength detection device which comprises a working table, a T-shaped groove is formed in the middle of the top end of the working table, a double-head motor is fixedly connected to the middle of the inner side of the T-shaped groove, and threaded rods are fixedly connected to the output ends of the double-head motor. The outer wall of the threaded rod is in threaded connection with a T-shaped sliding block, the bottom end of the inward side of the T-shaped sliding block is fixedly connected with a rubber block, the top end of the front side of the T-shaped sliding block is fixedly connected with a U-shaped block, the inner side of the U-shaped block is fixedly connected with a supporting rod, and a hollow ring is fixedly connected between every two adjacent supporting rods. According to the utility model, the steel fiber is placed on the hollow ring, and the hollow ring is supported by matching with the U-shaped block and the supporting rod, so that the situation that the sample slides or twists in the loading process and the detection accuracy is influenced due to the inappropriate mode of clamping the steel fiber sample is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of steel fibers, in particular to a steel fiber tensile strength detection device. Background Art

[0002] The steel fiber tensile strength testing device is a device used to evaluate the tensile properties of steel fiber concrete materials. It is a component that applies tensile force to the steel fiber sample, usually including a mechanical or hydraulic device for applying force, and a clamping device connected thereto for fixing and clamping the steel fiber sample.

[0003] The usage scenarios of the steel fiber tensile strength testing device mainly involve the research and development of steel fiber concrete materials. During the research and development of new steel fiber concrete materials, researchers need to evaluate the effects of different formulations and treatment processes on the tensile strength of the material. The steel fiber tensile strength testing device can be used to evaluate the mechanical properties of different samples and help determine the optimal material formulation and production process.

[0004] The existing steel fiber detection device is mainly composed of a frame, a main shaft, a bearing and a bearing seat, a cutter disc, a motor and a pulley. However, the lack of stable clamping will cause the sample to shift in position during the loading process, making it impossible for the applied force to act evenly on the entire sample, thereby affecting the reliability of the test results. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a steel fiber tensile strength testing device, which aims to improve the problem in the prior art that the lack of stable clamping will cause the sample to shift in position during the loading process, making it impossible for the applied force to act evenly on the entire sample, thereby affecting the reliability of the test results.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a steel fiber tensile strength testing device comprises a workbench, a T-shaped slot is opened in the middle part of the top end of the workbench, a double-headed motor is fixedly connected to the middle part of the inner side of the T-shaped slot, the output ends of the double-headed motor are fixedly connected to a threaded rod, the outer wall of the threaded rod is threadedly connected to a T-shaped slider, the bottom end of the inward side of the T-shaped slider is fixedly connected to a rubber block, the front top end of the T-shaped slider is fixedly connected to a U-shaped block, the inner sides of the U-shaped blocks are fixedly connected to a support rod, and hollow circles are fixedly connected between adjacent ones of the support rods, the T-shaped slider and the inner sides of the U-shaped block are fixedly connected to a telescopic rod, the front and rear sides of the U-shaped block are threadedly connected with bolts, the other ends of the bolts and the telescopic rod are fixedly connected to a C-shaped plate 2, and fiber tubes are fitted between adjacent ones of the multiple C-shaped plates 2, and a detection mechanism is arranged in the middle part of the top end of the workbench.

[0007] As a further description of the above technical solution:

[0008] The detection mechanism includes a U-shaped frame, the bottom end of the U-shaped frame is fixedly connected to the middle of the top of the workbench, a hydraulic rod is fixedly connected to the middle of the inner top of the U-shaped frame, a C-shaped plate is fixedly connected to the output end of the hydraulic rod, a round frame is fitted in the middle of the outer wall of the fiber tube, an anti-slip ring is fixedly connected to the inner side of the round frame, a storage box is fixedly connected to the middle of the outer wall of the round frame, and a load-bearing block is provided in the middle of the inner side of the storage box.

[0009] As a further description of the above technical solution:

[0010] A baffle is rotatably connected to the middle of the front side of the storage box, a handle is fixedly connected to the middle of the front side of the baffle, and an anti-skid pad is fixedly connected to the middle of the bottom end of the C-shaped plate.

[0011] As a further description of the above technical solution:

[0012] The inner and outer walls of the T-shaped groove are both provided with a clamping groove, the inner side of the clamping groove is clamped with a T-shaped limiting block, and the middle part of the top end of the T-shaped limiting block is fixedly connected with a second handle.

[0013] As a further description of the above technical solution:

[0014] A display is fixedly connected to the left front end of the workbench, and a fluorescent plate is fixedly connected to the right front end of the workbench.

[0015] As a further description of the above technical solution:

[0016] The front side of the top end of the workbench is fixedly connected with an illuminating lamp, and the bottom end of the workbench is fixedly connected with a bottom plate.

[0017] As a further description of the above technical solution:

[0018] A controller is fixedly connected to the middle of the left side of the workbench, and the controller is electrically connected to the display, the lighting lamp, the double-headed motor, the hydraulic rod and the telescopic rod respectively.

[0019] As a further description of the above technical solution:

[0020] The inward side of the second C-shaped plate is fixedly connected with a second anti-slip pad, and the left and right sides of the outer wall of the fiber tube are fixedly connected with a limiting plate.

[0021] The utility model has the following beneficial effects:

[0022] In the utility model, steel fiber is placed on the hollow circle, and the U-shaped block and the support rod are used to support the hollow circle. The C-shaped plates on the left and right sides are twisted relative to each other by twisting the bolt, and then the telescopic rod is started to push the corresponding C-shaped plate to strengthen the stability of the fiber tube again. Then, the double-headed motor is started to straighten the fiber tube with the threaded rod, thereby avoiding the situation where the steel fiber sample is clamped in an inappropriate manner, which may cause the sample to slip or twist during loading and affect the accuracy of the detection.

[0023] In the utility model, the round frame cooperates with the anti-skid ring to slide along the fiber tube, cooperates with the baffle to open, and puts the load-bearing block into the inner side of the storage box, so as to detect whether the fiber tube is bent, and start the hydraulic rod to push the C-shaped plate and the anti-skid pad downward, and display it on the display through the downward pressure of the hydraulic rod. Therefore, it is possible to effectively detect the load-bearing weight and tensile strength of the steel fiber, meet the actual detection needs of the operator, and improve a certain convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a front perspective view of a workbench of a steel fiber tensile strength testing device proposed by the utility model;

[0025] Figure 2 This is a workbench structure diagram of a steel fiber tensile strength testing device proposed by the utility model;

[0026] Figure 3 This is a structural diagram of a T-shaped slider of a steel fiber tensile strength testing device proposed by the utility model;

[0027] Figure 4 This is a disassembled display diagram of a U-shaped frame of a steel fiber tensile strength testing device proposed in the utility model.

[0028] Legend:

[0029] 1. Workbench; 2. Detection mechanism; 201. U-shaped frame; 202. Hydraulic rod; 203. Baffle; 204. Load-bearing block; 205. Storage box; 206. Round frame; 207. C-shaped plate one; 208. Anti-skid pad one; 209. Anti-skid ring; 210. Handle one; 3. Bottom plate; 4. Display; 5. Fluorescent plate; 6. T-shaped slot; 7. Fiber tube; 8. Limit plate; 9. Support rod; 10. T-shaped limit block; 11. Controller; 12. Illuminating lamp; 13. Double-head motor; 14. Threaded rod; 15. U-shaped block; 16. Handle two; 17. T-shaped slider; 18. Rubber block; 19. Anti-skid pad two; 20. Bolt; 21. Telescopic rod; 22. C-shaped plate two; 23. Hollow circle; 24. Slot. DETAILED DESCRIPTION

[0030] 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.

[0031] Please see attached Figure 1 - Attachment Figure 3 The utility model provides an embodiment: a steel fiber tensile strength detection device, including a workbench 1, a T-shaped slot 6 is opened in the middle of the top of the workbench 1, a double-headed motor 13 is fixedly connected to the middle of the inner side of the T-shaped slot 6, the output ends of the double-headed motor 13 are fixedly connected to threaded rods 14, the outer wall of the threaded rod 14 is threadedly connected to a T-shaped slider 17, the bottom end of the inward side of the T-shaped slider 17 is fixedly connected to a rubber block 18, the front top of the T-shaped slider 17 is fixedly connected to a U-shaped block 15, the inner side of the U-shaped block 15 is fixedly connected to a support rod 9, and a plurality of support rods 9 are fixedly connected with hollow circles 23 between the adjacent parts, the inner sides of the T-shaped slider 17 and the U-shaped block 15 are fixedly connected with telescopic rods 21, the front and rear sides of the U-shaped block 15 are threadedly connected with bolts 20, the other ends of the bolts 20 and the telescopic rods 21 are fixedly connected with C-shaped plates 22, and the fiber tubes 7 are attached between the adjacent parts of the multiple C-shaped plates 22, and the detection mechanism 2 is arranged in the middle of the top of the workbench 1, and the inner and outer walls of the T-shaped groove 6 are provided with card slots 24, and the inner side of the card slot 24 is engaged with a T-shaped limit block 10, and the middle of the top of the T-shaped limit block 10 is fixedly connected with a handle 2 16;

[0032] Specifically, a double-headed motor 13 is used as a power source, and its two output ends are fixedly connected to the threaded rods 14. These threaded rods 14 have external threads, which match the internal threads of the T-shaped slider 17, so that the T-shaped slider 17 can move along the threaded rods 14. The inner bottom end of the T-shaped slider 17 is fixedly connected with a rubber block 18, which may be used to provide additional friction or buffering. A hollow ring 23 is fixedly connected between the plurality of support rods 9.

[0033] Please see attached Figure 4The detection mechanism 2 includes a U-shaped frame 201, the bottom end of the U-shaped frame 201 is fixedly connected to the middle of the top of the workbench 1, the middle of the inner top of the U-shaped frame 201 is fixedly connected with a hydraulic rod 202, the output end of the hydraulic rod 202 is fixedly connected with a C-shaped plate 207, the middle of the outer wall of the fiber tube 7 is fitted with a round frame 206, the inner side of the round frame 206 is fixedly connected with an anti-slip ring 209, the middle of the outer wall of the round frame 206 is fixedly connected with a storage box 205, the middle of the inner side of the storage box 205 is provided with a load-bearing block 204, the middle of the front side of the storage box 205 is rotatably connected with a baffle 203, the middle of the front side of the baffle 203 is fixedly connected with a handle 210, and the middle of the bottom end of the C-shaped plate 207 is fixedly connected with an anti-slip pad 208;

[0034] Specifically, the U-shaped frame 201 is used as a supporting basic component, and the middle position of the inner top is specially designed to be fixedly connected to a hydraulic rod 202. This hydraulic rod 202 is an important power transmission component, and its output end is directly fixedly connected to the C-shaped plate 207. The middle of the outer wall of the fiber tube 7 is tightly fitted with a round frame 206. This round frame 206 not only provides additional support for the fiber tube 7, but also increases the stability of the entire structure. The inner side of the round frame 206 is cleverly fixedly connected with an anti-skid ring 209. This anti-skid ring 209 may be used to increase friction and prevent the fiber tube 7 from sliding during use.

[0035] Please see attached Figure 1 - Attachment Figure 3 The left front end of the workbench 1 is fixedly connected with a display 4, the right front end of the workbench 1 is fixedly connected with a fluorescent plate 5, the front side of the top of the workbench 1 is fixedly connected with a lighting lamp 12, the bottom end of the workbench 1 is fixedly connected with a bottom plate 3, the middle left side of the workbench 1 is fixedly connected with a controller 11, the controller 11 is electrically connected with the display 4, the lighting lamp 12, the double-headed motor 13, the hydraulic rod 202 and the telescopic rod 21 respectively, the inner side of the C-shaped plate 22 is fixedly connected with an anti-slip pad 219, and the left and right sides of the outer wall of the fiber tube 7 are fixedly connected with a limit plate 8;

[0036] Specifically, the front right end of the workbench 1 is cleverly designed to be fixedly connected to a fluorescent board 5, which may be used to provide necessary visual aids, such as displaying important information or markings in a low-light environment. The lamps 12 are designed to ensure that the working area has sufficient light, thereby providing the user with a bright and comfortable working environment. The base plate 3 not only provides additional structural strength, but also may help protect the workbench 1 from uneven ground or humid conditions. The controller 11 may be the nerve center of the entire workbench 1, used to control the brightness of the lamps 12.

[0037] Working principle: when it is necessary to inspect the steel fiber, first put the steel fiber into the inner side of the hollow ring 23, cooperate with the U-shaped block 15 and the support rod 9 to support the hollow ring 23, then twist the bolt 20 to relatively twist the left and right C-shaped plates 22, cooperate with the anti-slip pad 21 to contact the outer wall of the fiber tube 7, so as to stabilize the fiber tube 7, then start the telescopic rod 21, cooperate to push the corresponding C-shaped plate 22, and strengthen the stability of the fiber tube 7 again, then start the double-headed motor 13 to drive the threaded rod 14 to move the T-shaped slider 17 along the inside of the T-shaped slot 6 to the outside, so as to straighten the fiber tube 7, thereby avoiding the inappropriate way of clamping the steel fiber sample, resulting in During the loading process, the sample may slide or twist, affecting the accuracy of the detection. Thereafter, the round frame 206 cooperates with the anti-slip ring 209 to slide to the middle along the outer wall of the fiber tube 7, and then the baffle 203 is opened and the load-bearing block 204 is placed into the inner side of the storage box 205. Through the gravity of the load-bearing block 204, it is possible to detect whether the fiber tube 7 is bent. Thereafter, the hydraulic rod 202 is started to push the C-shaped plate 207 and the anti-slip pad 208 downward, and the downward pressure of the hydraulic rod 202 is cooperated to display it on the display 4. Therefore, it is possible to effectively detect the load-bearing weight and tensile strength of the steel fiber, meet the actual detection needs of the operator, and improve a certain degree of convenience.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A steel fiber tensile strength testing device, comprising a workbench (1), characterized in that: A T-shaped slot (6) is provided in the middle of the top of the workbench (1), a double-headed motor (13) is fixedly connected to the middle of the inner side of the T-shaped slot (6), the output ends of the double-headed motor (13) are fixedly connected to threaded rods (14), the outer wall of the threaded rod (14) is threadedly connected to a T-shaped slider (17), the bottom end of the inward side of the T-shaped slider (17) is fixedly connected to a rubber block (18), the front top of the T-shaped slider (17) is fixedly connected to a U-shaped block (15), and the inner side of the U-shaped block (15) is fixedly connected to A support rod (9), a plurality of adjacent support rods (9) are fixedly connected with a hollow ring (23), the inner sides of the T-shaped slider (17) and the U-shaped block (15) are fixedly connected with a telescopic rod (21), the front and rear sides of the U-shaped block (15) are threadedly connected with bolts (20), the bolts (20) and the other end of the telescopic rod (21) are fixedly connected with a C-shaped plate 2 (22), a plurality of adjacent C-shaped plates 2 (22) are bonded with a fiber tube (7), and a detection mechanism (2) is provided at the middle of the top end of the workbench (1).

2. A steel fiber tensile strength testing device according to claim 1, characterized in that: The detection mechanism (2) comprises a U-shaped frame (201), the bottom end of the U-shaped frame (201) is fixedly connected to the middle of the top end of the workbench (1), a hydraulic rod (202) is fixedly connected to the middle of the inner top end of the U-shaped frame (201), the output end of the hydraulic rod (202) is fixedly connected to a C-shaped plate (207), a circular frame (206) is fitted to the middle of the outer wall of the fiber tube (7), an anti-slip ring (209) is fixedly connected to the inner side of the circular frame (206), a storage box (205) is fixedly connected to the middle of the outer wall of the circular frame (206), and a load-bearing block (204) is provided at the middle of the inner side of the storage box (205).

3. A steel fiber tensile strength testing device according to claim 2, characterized in that: The middle portion of the front side of the storage box (205) is rotatably connected to a baffle (203), the middle portion of the front side of the baffle (203) is fixedly connected to a handle (210), and the middle portion of the bottom end of the C-shaped plate (207) is fixedly connected to an anti-slip pad (208).

4. A steel fiber tensile strength testing device according to claim 1, characterized in that: The inner and outer walls of the T-shaped groove (6) are both provided with a clamping groove (24), the inner side of the clamping groove (24) is clamped with a T-shaped limit block (10), and the middle part of the top end of the T-shaped limit block (10) is fixedly connected with a second handle (16).

5. A steel fiber tensile strength testing device according to claim 1, characterized in that: A display (4) is fixedly connected to the front left end of the workbench (1), and a fluorescent panel (5) is fixedly connected to the front right end of the workbench (1).

6. A steel fiber tensile strength testing device according to claim 1, characterized in that: The front side of the top end of the workbench (1) is fixedly connected to a lighting lamp (12), and the bottom end of the workbench (1) is fixedly connected to a bottom plate (3).

7. A steel fiber tensile strength testing device according to claim 1, characterized in that: A controller (11) is fixedly connected to the middle of the left side of the workbench (1), and the controller (11) is electrically connected to the display (4), the lighting lamp (12), the double-headed motor (13), the hydraulic rod (202) and the telescopic rod (21) respectively.

8. A steel fiber tensile strength testing device according to claim 1, characterized in that: The inward side of the second C-shaped plate (22) is fixedly connected to a second anti-slip pad (19), and the left and right sides of the outer wall of the fiber tube (7) are fixedly connected to a limiting plate (8).

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