CN220289192U - Auxiliary tool of shear test device - Google Patents
Auxiliary tool of shear test device Download PDFInfo
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- CN220289192U CN220289192U CN202321825434.6U CN202321825434U CN220289192U CN 220289192 U CN220289192 U CN 220289192U CN 202321825434 U CN202321825434 U CN 202321825434U CN 220289192 U CN220289192 U CN 220289192U
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- 238000010008 shearing Methods 0.000 claims abstract description 12
- 238000001179 sorption measurement Methods 0.000 claims description 15
- 238000005452 bending Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides an auxiliary tool of a shear test device, which comprises a base, a fixing part assembly and a shear part assembly, wherein the fixing part assembly is arranged on the base; the fixed part component comprises a fixed plate, a first connecting piece and a first pressing block; one end of the fixed plate is fixedly connected with the base, and the other end of the fixed plate extends upwards; the extending end of the fixed plate is provided with a first connecting piece, and the first pressing block is connected with the fixed plate through the first connecting piece; the shearing part assembly comprises a second pressing block, a sliding rod, a sliding block and a second connecting piece; one end of the sliding rod is fixedly connected with the base, and the other end of the sliding rod extends upwards; the slider includes interconnect's connecting portion and clamping part. According to the utility model, the base, the fixing part component and the shearing part component are arranged, the clamping of the test piece is realized through the mutual matching between the fixing part component and the shearing part component, and the test piece can be subjected to the shearing bearing capacity test only by matching with a common bending test instrument in an engineering laboratory.
Description
Technical Field
The utility model belongs to the technical field of engineering material detection, and particularly relates to an auxiliary tool of a shear test device.
Background
The test of the shear capacity of the grouting material is a test for determining the maximum value of the shear capacity of the grouting material by applying a shear force to the test piece to break the test piece.
The existing grouting material shear-resistant bearing test device has the following problems in the process of clamping a test piece: when the fixing bolt of the fixed end is screwed down, the pressure of the test piece is required to be ensured to be in the range of 0.1 to 0.3 times of compressive strength, the local damage of the test piece can occur if the pressure is too large, the test piece can not be fixed if the pressure is too small, and a bending damage mode can occur.
Disclosure of Invention
The utility model provides an auxiliary tool of a shear test device, which comprises a base, a fixing part assembly and a shear part assembly, wherein the fixing part assembly is arranged on the base;
the fixed part assembly comprises a fixed plate, a first connecting piece and a first pressing block; one end of the fixed plate is fixedly connected with the base, and the other end of the fixed plate extends upwards along the height direction; the extending end of the fixed plate is provided with a first connecting piece, and the first pressing block is connected with the fixed plate through the first connecting piece;
the shearing part assembly comprises a second pressing block, a sliding rod, a sliding block and a second connecting piece; one end of the sliding rod is fixedly connected with the base, and the other end of the sliding rod extends upwards along the height direction; the sliding block comprises a connecting part and a clamping part which are connected with each other, the connecting part is slidably arranged on the sliding rod, and a limiting part for limiting the sliding block and the sliding rod relatively is arranged on the connecting part; the clamping part is provided with a second connecting piece, and one end of the second connecting piece is provided with a second pressing block which is arranged close to the base.
Optionally, the base comprises a first connecting section and a second connecting section which are connected with each other, one end of the first connecting section far away from the second connecting section is connected with a stop block, and the upper end face of the stop block protrudes out of the upper end face of the first connecting section; the upper end face of the second connecting section and the upper end face of the first connecting section are arranged in such a way that they are high in height.
Optionally, the clamping part comprises a first horizontal section, a vertical section and a second horizontal section; the first horizontal section and the second horizontal section are simultaneously arranged on the same end face of the vertical section, and the first horizontal section and the second horizontal section are respectively fixedly connected with two ends of the vertical section; the central part of the vertical section along the height direction is fixedly connected with the connecting part; the second connecting piece is installed on the first horizontal section in a spiral mode, and the second pressing block is arranged between the first horizontal section and the second horizontal section.
Optionally, the limiting part is set as a stop screw, a flat key structure arranged along the height direction is arranged on the slide bar, a groove structure matched with the flat key structure is arranged at the corresponding position of the slide block, and the stop screw penetrates through the slide block and extends to the flat key structure.
Optionally, the limiting part can be a spring structure or a tension spring structure sleeved on the sliding rod, one end of the spring structure or the tension spring structure is fixedly connected with the second connecting section of the base, and the other end of the spring structure or the tension spring structure is fixedly connected with the lower end face of the connecting part of the sliding block.
Optionally, a first adsorption structural member is arranged on the first connecting member, the first adsorption structural member is set to be a vacuum chuck or a permanent magnet, and the first connecting member is connected with the first pressing block through the first adsorption structural member.
Optionally, a second adsorption structural member is arranged on the second connecting member, the second adsorption structural member is set to be a vacuum chuck or a permanent magnet, and the second connecting member is connected with the second pressing block through the second adsorption structural member.
Optionally, the first pressing block and the second pressing block are both provided with a plurality of pieces with different thicknesses.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the base, the fixing part component and the shearing part component are arranged, the clamping of the test piece is realized through the mutual matching between the fixing part component and the shearing part component, and the test piece can be subjected to the shearing bearing capacity test only by matching with a common bending tester in an engineering laboratory, so that the device has the characteristics of simplicity, convenience and convenience; and through setting the slider in the shearing part subassembly to the structure that can follow the direction of height and adjust and cushion, make it can effectively prevent that the test piece from taking place to drop in the test process to cause the potential safety hazard.
In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 is a schematic structural view of an auxiliary tool of a shear test device according to an embodiment of the present utility model.
Wherein:
1. the base, 2, the fixed plate, 3, first connecting piece, 4, the dog, 5, first briquetting, 6, second briquetting, 7, slide bar, 8, slider, 9, second connecting piece.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be noted that the drawings of the present utility model are in simplified form and are not precisely scaled, so as to facilitate the clear and convenient explanation of the implementation of the present utility model; the utility model is not limited to the specific numbers mentioned in the examples of the drawings; the directions and positional relationships indicated by the terms "rear", "left", "right", "upper", "lower", "top", "bottom", "middle", etc. in the present utility model are all based on the directions and positional relationships shown in the drawings of the present utility model, and do not indicate or imply that the device or component to be referred to must have a specific direction, nor should it be construed as limiting the present utility model.
Examples:
referring to fig. 1, the utility model provides an auxiliary tool of a shear test device, in particular to an auxiliary tool applied to a shear load capacity test device of grouting materials, which comprises a base 1, a fixing part assembly and a shear part assembly;
the base 1 comprises a first connecting section and a second connecting section which are connected with each other, one end of the first connecting section far away from the second connecting section is connected with a stop block 4, and the upper end face of the stop block 4 protrudes out of the upper end face of the first connecting section; the upper end face of the second connecting section and the upper end face of the first connecting section are arranged in a manner of presenting high in height;
the fixed part assembly comprises a fixed plate 2, a first connecting piece 3 and a first pressing block 5; one end of the fixed plate 2 is fixedly connected with the first connecting section of the base 1, and the other end of the fixed plate 2 extends upwards along the height direction; at least two first connecting pieces 3 which are arranged at intervals along the horizontal direction are arranged on the extending end of the fixed plate 2, and the first pressing block 5 is connected with the fixed plate 2 through the first connecting pieces 3;
the shear part assembly comprises a second pressing block 6, a sliding rod 7, a sliding block 8 and a second connecting piece 9; one end of the sliding rod 7 is fixedly connected with the second connecting section of the base 1, and the other end of the sliding rod 7 extends upwards along the height direction; the sliding block 8 comprises a connecting part and a clamping part, the connecting part is slidably mounted on the sliding rod 7, a limiting part for limiting the sliding block 8 and the sliding rod 7 relatively is arranged on the connecting part, the clamping part comprises a first horizontal section, a vertical section and a second horizontal section, the first horizontal section and the second horizontal section are simultaneously arranged on the same end face of the vertical section, the first horizontal section and the second horizontal section are fixedly connected with two ends of the vertical section respectively, the central part of the vertical section in the height direction is fixedly connected with the connecting part, a second connecting part 9 is further spirally mounted on the first horizontal section, and a second pressing block 6 arranged between the first horizontal section and the second horizontal section is mounted at one end of the second connecting part 9. Here, preference is given to: the first connecting piece 3 and the second connecting piece 9 are each preferably provided in a bolt structure.
Optionally, in order to realize detachable connection between the first pressing block 5 and the fixing plate 2, a first adsorption structural member is arranged on the first connecting piece 3, the first adsorption structural member is preferably set to be a vacuum chuck or a permanent magnet, and the first connecting piece 3 is connected with the first pressing block 5 through the first adsorption structural member.
Optionally, in order to realize detachable connection between the second pressing block 6 and the sliding block 8, a second adsorption structural member is arranged on the second connecting piece 9, the second adsorption structural member is preferably set to be a vacuum chuck or a permanent magnet, and the second connecting piece 9 is connected with the second pressing block 6 through the second adsorption structural member.
Optionally, for realizing the stable centre gripping to the test piece of different thickness, first briquetting 5 and second briquetting 6 all are equipped with the many that contain different thickness, change the first briquetting 5 and the second briquetting 6 of different thickness when the different required clamping force magnitudes of thickness according to the test piece.
Optionally, the limiting part is preferably set as a stop screw, a flat key structure arranged along the height direction is arranged on the slide bar 7, a groove structure matched with the flat key structure is arranged at the corresponding position of the slide block 8, and the stop screw penetrates through the slide block 8 to extend to the flat key structure so as to realize the limiting fixation of the relative position between the slide block 8 and the slide bar 7 by adjusting the stop screw.
Besides the structure, the limiting piece can also be a spring structure or a tension spring structure sleeved on the sliding rod 7, one end of the spring structure or the tension spring structure is fixedly connected with the second connecting section of the base 1, the other end of the spring structure or the tension spring structure is fixedly connected with the lower end face of the connecting part of the sliding block 8, and the sliding block 8 is supported and the relative position of the sliding block 8 on the sliding rod 7 is limited and fixed through the elasticity of the spring structure or the tension spring structure.
In the shear test process, the test piece is supported in an auxiliary manner by using the auxiliary tool of the shear test device provided by the utility model in the following specific manner:
the relative position of the sliding block 8 on the sliding rod 7 is adjusted, so that the upper end surface of the second horizontal section of the sliding block 8 and the upper end surface of the first connecting section of the base 1 are positioned on the same horizontal plane;
placing the test piece on the second horizontal section of the slide block 8 and the first connecting section of the base 1, and aligning one end of the test piece with the stop block 4;
the first pressing block 5 and the second pressing block 6 simultaneously clamp and fix the test piece by adjusting the first connecting piece 3 and the second connecting piece 9;
the test piece position between first briquetting 5 and second briquetting 6 is sheared and sheared bearing capacity's test to shearing equipment, and at this moment, the test piece that is located on the second horizontal segment of slider 8 down shifts under the effect of shearing force, and slider 8 realizes buffering through the effort of locating part when down shifting to prevent that the test piece from dropping, cause the potential safety hazard to operating personnel.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. An auxiliary tool of a shear test device is characterized by comprising a base (1), a fixing part assembly and a shear part assembly;
the fixing part assembly comprises a fixing plate (2), a first connecting piece (3) and a first pressing block (5); one end of the fixed plate (2) is fixedly connected with the base (1), and the other end of the fixed plate (2) extends upwards along the height direction; the extending end of the fixed plate (2) is provided with a first connecting piece (3), and the first pressing block (5) is connected with the fixed plate (2) through the first connecting piece (3);
the shearing part assembly comprises a second pressing block (6), a sliding rod (7), a sliding block (8) and a second connecting piece (9); one end of the sliding rod (7) is fixedly connected with the base (1), and the other end of the sliding rod (7) extends upwards along the height direction; the sliding block (8) comprises a connecting part and a clamping part which are connected with each other, the connecting part is slidably arranged on the sliding rod (7), and a limiting part for relatively limiting the sliding block (8) and the sliding rod (7) is arranged on the connecting part; the clamping part is provided with a second connecting piece (9), and one end of the second connecting piece (9) is provided with a second pressing block (6) which is arranged close to the base (1).
2. The auxiliary tool according to claim 1, wherein the base (1) comprises a first connecting section and a second connecting section which are connected with each other, a stop block (4) is connected to one end of the first connecting section far away from the second connecting section, and the upper end face of the stop block (4) protrudes out of the upper end face of the first connecting section; the upper end face of the second connecting section and the upper end face of the first connecting section are arranged in such a way that they are high in height.
3. The auxiliary tool according to claim 2, wherein the clamping portion comprises a first horizontal section, a vertical section and a second horizontal section;
the first horizontal section and the second horizontal section are simultaneously arranged on the same end face of the vertical section, and the first horizontal section and the second horizontal section are respectively fixedly connected with two ends of the vertical section;
the central part of the vertical section along the height direction is fixedly connected with the connecting part;
the second connecting piece (9) is arranged on the first horizontal section in a spiral mode, and the second pressing block (6) is arranged between the first horizontal section and the second horizontal section.
4. An auxiliary tool according to any one of claims 1-3, characterized in that the limit part is arranged as a stop screw, a flat key structure arranged along the height direction is arranged on the slide bar (7), a groove structure matched with the flat key structure is arranged at the corresponding position of the slide block (8), and the stop screw extends to the flat key structure through the slide block (8).
5. The auxiliary tool according to claim 4, wherein the limiting piece is a spring structure or a tension spring structure sleeved on the sliding rod (7), one end of the spring structure or the tension spring structure is fixedly connected with the second connecting section of the base (1), and the other end of the spring structure or the tension spring structure is fixedly connected with the lower end face of the connecting part of the sliding block (8).
6. The auxiliary tool according to claim 5, characterized in that a first adsorption structure is provided on the first connecting piece (3), the first adsorption structure is provided as a vacuum chuck or a permanent magnet, and the first connecting piece (3) is connected with the first pressing block (5) through the first adsorption structure.
7. The auxiliary tool according to claim 6, characterized in that a second suction structure is provided on the second connection piece (9), which second suction structure is provided as a vacuum chuck or a permanent magnet, and the second connection piece (9) is connected to the second press block (6) via the second suction structure.
8. The auxiliary tool according to claim 7, characterized in that the first press block (5) and the second press block (6) are each provided with a plurality of pieces comprising different thicknesses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321825434.6U CN220289192U (en) | 2023-07-12 | 2023-07-12 | Auxiliary tool of shear test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321825434.6U CN220289192U (en) | 2023-07-12 | 2023-07-12 | Auxiliary tool of shear test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220289192U true CN220289192U (en) | 2024-01-02 |
Family
ID=89338888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321825434.6U Active CN220289192U (en) | 2023-07-12 | 2023-07-12 | Auxiliary tool of shear test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220289192U (en) |
-
2023
- 2023-07-12 CN CN202321825434.6U patent/CN220289192U/en active Active
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