CN220498903U - Axial force fastening device for detecting anti-slip coefficient of steel structure friction test plate - Google Patents
Axial force fastening device for detecting anti-slip coefficient of steel structure friction test plate Download PDFInfo
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- CN220498903U CN220498903U CN202321392681.1U CN202321392681U CN220498903U CN 220498903 U CN220498903 U CN 220498903U CN 202321392681 U CN202321392681 U CN 202321392681U CN 220498903 U CN220498903 U CN 220498903U
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- axial force
- slip coefficient
- steel structure
- fastening device
- friction test
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- 238000012360 testing method Methods 0.000 title claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 18
- 239000010959 steel Substances 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 230000007306 turnover Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
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Abstract
A steel structure friction test plate anti-slip coefficient detection axial force fastening device. The anti-slip coefficient detection test board mainly solves the problems that an existing steel structure is unsafe and inconvenient to operate when being fastened, difficult to fasten, labor-wasting and the like. The method is characterized in that: an adjustable reverse nut clamp (2) capable of sliding along the vertical direction is arranged on the movable tool table (10), and the adjustable reverse nut clamp (2) is connected with a left sleeve (12) through a shaft; be equipped with backing plate (6) on operation panel (1), backing plate (6) are located test board subassembly (4) bottom, and clamping device is connected respectively to operation panel (1) both sides, and clamping device is used for test board subassembly (4) vertical clamp. The axial force fastening device for detecting the anti-slip coefficient of the steel structure friction test plate is convenient to operate, safe and reliable, labor-saving and efficiency-improving.
Description
Technical Field
The utility model relates to the field of anti-slip coefficient detection, in particular to a shaft force fastening device for detecting an anti-slip coefficient of a steel structure friction test plate.
Background
When the anti-slip coefficient of the steel structure is detected, two core plates and two side plates are needed to be connected by using different types of torsional shear bolts or large hexagon bolts. The anti-slip coefficient calculation needs to be achieved through two main parameters of fastening axial force and slip load, the slip load can be obtained through stretching of a tensile testing machine, a flat plate clamp is needed, and the fastening axial force needs to be read on an anti-slip coefficient detector after the bolt is screwed. At present, in the process of fastening a bolt, a test piece is often in a suspended state, the test piece is supported by a person, an operator is required to hold a loose end wrench at the other end of the bolt for clamping, and otherwise, the phenomenon of 'coupling rotation' occurs during screwing. Meanwhile, the operation mode also needs other operators to control the motor, so that the whole process needs more than 3 persons to operate, and the operation is inconvenient; the anti-slip plate is heavy, one end of the anti-slip plate can be tilted in the tightening process, and the anti-slip plate is unsafe; because the force of the shaft is not concentric, the force transmission shaft is sometimes bent, and the equipment is easy to damage.
Disclosure of Invention
In order to solve the problems that the conventional steel structure anti-slip coefficient detection test plate is unsafe and inconvenient to operate, difficult to fasten and labor-wasting during fastening, the utility model provides the steel structure friction test plate anti-slip coefficient detection axial force fastening device.
The technical scheme of the utility model is as follows: the axial force fastening device for detecting the anti-slip coefficient of the steel structure friction test plate comprises an operation table and a test plate assembly, wherein the operation table is connected with a movable tool table through a slideway, an adjustable reverse nut clamp capable of sliding along the vertical direction is arranged on the movable tool table, and the adjustable reverse nut clamp is connected with a left sleeve through an axle; the operation panel is last to be equipped with the backing plate, and the backing plate is located test board subassembly bottom, and clamping device is connected respectively to the operation panel both sides, and clamping device is used for test board subassembly vertical clamp.
The clamping device comprises a turnover supporting rod, the turnover supporting rod is connected to the operating platform through a rotating shaft in the horizontal direction, the upper end of the turnover supporting rod is connected with a pressing plate, and the pressing plate is connected with a compression bolt.
The operation panel is last to be equipped with the axial force motor of screwing, is connected with right sleeve on the motor output shaft is screwed to the axial force.
The test board assembly comprises 2 core boards and 2 side boards, the 2 core boards are arranged between the 2 side boards in an arrangement mode, and the core boards are connected with the 2 side boards through bolt connection pairs.
The bolt connection pair is connected with a shaft force sensor, and the numerical value of the fastening force is transmitted to the anti-slip coefficient detector in real time.
The left sleeve and the right sleeve are matched with nuts of the bolt connection pair.
The utility model has the following beneficial effects: by adopting the scheme, the transverse coaxial line can be simultaneously screwed and stressed, the two longitudinal sides are clamped and fixed, and the backing plate bracket is arranged below the transverse coaxial line, so that when the bolts of the test plate assembly are fastened, the test plate is prevented from moving and tilting, the transmission shaft is prevented from being damaged, the test of the fastening axial force of the anti-slip test plate can be effectively realized, and the technical problems of difficult fastening and the like existing in the conventional method are solved. The operation is balanced and flexible, safe and reliable, and the time, the labor and the manpower are saved.
Drawings
FIG. 1 is a top view of the present utility model;
fig. 2 is a front view of the present utility model.
In the figure, a 1-operation table, a 2-adjustable reverse nut clamp, a 3-bolt connection pair, a 4-test board assembly, a 5-axis force sensor, a 6-base plate, a 7-axis force screwing motor, an 8-pressing plate, a 9-pressing bolt, a 10-movable tool table, an 11-right sleeve, a 12-left sleeve and a 13-turnover supporting rod are arranged.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings:
the axial force fastening device for detecting the anti-slip coefficient of the steel structure friction test plate is shown in fig. 1 and comprises an operation table 1 and a test plate assembly 4, wherein a slide way is arranged on the operation table 1, a movable tool table 10 is arranged on the slide way, and the movable tool table 10 can move left and right along the slide way. The adjustable reverse nut clamp 2 is connected to the upper end of the movable tooling table 10, and the adjustable reverse nut clamp 2 can slide along the vertical direction, so that the adjustable reverse nut clamp is concentric with the bolt connection pair 3, and the adjustable reverse nut clamp 2 is connected with the left sleeve 12 through a shaft, so that the function of fixing the nut at one end of the bolt connection pair 3 is achieved. The operation panel 1 is also fixed with an axial force screwing motor 7, an output shaft of the axial force screwing motor 7 is matched with a self-made rectangular connecting shaft, a right sleeve 11 is connected to the rectangular connecting shaft, the direction of the right sleeve 11 is opposite to that of the left sleeve 12, and the shaft can be replaced according to the specification of a bolt. The base plate 6 is arranged on the operation table 1 between the left sleeve and the right sleeve, the base plate 6 is positioned at the bottom of the test board assembly 4, the base plate 6 can keep the balance of the test board assembly 4, and the bolt connection pair 3 is coaxial with the right sleeve 11 and the left sleeve 12. The test board assembly 4 comprises 2 core boards and 2 side boards, when the test board assembly is connected, the core boards and the side boards are all placed on the base board 6, the 2 core boards are placed between the 2 side boards in an arrangement mode, and the core boards are connected with the 2 side boards through the bolt connection pair 3. The shaft force sensor 5 is connected to the bolt connection pair 3, and when the bolt connection pair 3 is screwed down after connection, the left sleeve 12 and the right sleeve 11 are matched with nuts of the bolt connection pair 3.
The two sides of the operation table 1 are respectively connected with a clamping device, the clamping devices are used for longitudinally clamping the test board assembly 4, and one end of the test board assembly 4 is prevented from tilting upwards when bolts are fastened. The clamping device comprises a turnover supporting rod 13, the turnover supporting rod 13 is connected to the operating platform 1 through a rotating shaft in the horizontal direction, the upper end of the turnover supporting rod 13 is connected with a pressing plate 8, and the pressing plate 8 is connected with an adjustable compression bolt 9. When not in use, the clamping device can be put down, and when the test board assembly 4 is required to be clamped, the overturning supporting rod 13 rotates upwards along the rotating shaft, so that the pressing plate 8 is positioned above the test board assembly 4, and the test board assembly 4 is tightly propped up by rotating the compression bolt 9.
Before testing, firstly placing the test board assembly 4 on the backing plate 6, and connecting the bolt connection pair 3 and the shaft force sensor 5 to the test board assembly; moving the movable tooling table 10 to a proper position along the slideway, connecting the left sleeve 12 on the adjustable reverse nut clamp 2, and aligning the left sleeve 12 with the fixed nut of one of the bolt connection pairs 3; the right end of the right sleeve 11 is connected to a rectangular connecting shaft output by the axial force screwing motor 7, screwing nuts on the right side of the same bolt connection pair 3 are aligned, two ends of the test board assembly 4 are fixed through the overturning supporting rods 13 and the pressing plates 8, the axial force rotating motor 7 is started, the bolt connection pair is slowly screwed, the axial force sensor 5 can transmit the screwing axial force value to an anti-slip coefficient detector in real time, and the test board assembly is fastened to a required value according to standard requirements. The same operation completes the fastening of other three sets of bolt connection pairs. And after all the test board assembly 4 is completed, the axial force setting of the steel structure friction test board anti-slip coefficient detection is completed.
Claims (6)
1. The utility model provides a steel construction friction test panel anti-slip coefficient detects axial force fastener, includes operation panel (1), test panel subassembly (4), connects through the slide on operation panel (1) and removes tool table (10), its characterized in that: an adjustable reverse nut clamp (2) capable of sliding along the vertical direction is arranged on the movable tool table (10), and the adjustable reverse nut clamp (2) is connected with a left sleeve (12) through a shaft; be equipped with backing plate (6) on operation panel (1), backing plate (6) are located test board subassembly (4) bottom, and clamping device is connected respectively to operation panel (1) both sides, and clamping device is used for test board subassembly (4) vertical clamp.
2. The steel structure friction test plate anti-slip coefficient detection axial force fastening device according to claim 1, wherein: the clamping device comprises a turnover supporting rod (13), the turnover supporting rod (13) is connected to the operating platform (1) through a rotating shaft in the horizontal direction, the upper end of the turnover supporting rod (13) is connected with a pressing plate (8), and the pressing plate (8) is connected with a pressing bolt (9).
3. The steel structure friction test plate anti-slip coefficient detection axial force fastening device according to claim 1, wherein: the operation table (1) is provided with a shaft force screwing motor (7), and a right sleeve (11) is connected to an output shaft of the shaft force screwing motor (7).
4. The steel structure friction test plate anti-slip coefficient detection axial force fastening device according to claim 1, wherein: the test board assembly (4) comprises 2 core boards and 2 side boards, the 2 core boards are arranged between the 2 side boards in an arrangement mode, and the core boards are connected with the 2 side boards through bolt connection pairs (3).
5. The steel structure friction test plate anti-slip coefficient detection axial force fastening device according to claim 4, wherein: the bolt connection pair (3) is connected with a shaft force sensor (5), and the numerical value of the fastening force is transmitted to the anti-slip coefficient detector in real time.
6. The steel structure friction test plate anti-slip coefficient detection axial force fastening device according to claim 5, wherein: the left sleeve (12) and the right sleeve (11) are matched with nuts of the bolt connection pair (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321392681.1U CN220498903U (en) | 2023-06-02 | 2023-06-02 | Axial force fastening device for detecting anti-slip coefficient of steel structure friction test plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321392681.1U CN220498903U (en) | 2023-06-02 | 2023-06-02 | Axial force fastening device for detecting anti-slip coefficient of steel structure friction test plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220498903U true CN220498903U (en) | 2024-02-20 |
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ID=89868974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321392681.1U Active CN220498903U (en) | 2023-06-02 | 2023-06-02 | Axial force fastening device for detecting anti-slip coefficient of steel structure friction test plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220498903U (en) |
-
2023
- 2023-06-02 CN CN202321392681.1U patent/CN220498903U/en active Active
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