CN219935500U - Clamp of steel bar tensile detection device - Google Patents
Clamp of steel bar tensile detection device Download PDFInfo
- Publication number
- CN219935500U CN219935500U CN202223539488.4U CN202223539488U CN219935500U CN 219935500 U CN219935500 U CN 219935500U CN 202223539488 U CN202223539488 U CN 202223539488U CN 219935500 U CN219935500 U CN 219935500U
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- clamping
- clamping piece
- piece
- steel bar
- detection device
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000009864 tensile test Methods 0.000 claims description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 9
- 238000005299 abrasion Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model discloses a clamp of a steel bar tensile detection device. The anchor clamps of reinforcing bar tensile detection device include: the clamping mechanism is arranged on the main body mechanism, the clamping mechanism is used for clamping and fixing the reinforcing steel bars, and the main body mechanism provides power for the clamping mechanism. According to the clamp of the steel bar tensile detection device, the clamping pieces are arranged to replace the first clamping pieces and the second clamping pieces to be in direct contact with the steel bars, so that abrasion of the first clamping pieces and the second clamping pieces can be reduced, and on the other hand, the first clamping pieces and the second clamping pieces are large in size and inconvenient to clamp thinner steel bars, and the clamping pieces have a finer structure and are also suitable for clamping the steel bars with smaller diameters, so that the application range of the original device is widened.
Description
Technical Field
The utility model relates to the technical field of detection of mechanical properties of reinforcing steel bars, in particular to a clamp of a reinforcing steel bar tensile detection device.
Background
The steel bar is a common building material, has small dead weight and excellent tensile property, is generally matched with concrete to play a role in complementary advantages, has close relationship with carbon content of the steel bar, production process of the steel bar, diameter of the steel bar and the like, and can detect the tensile mechanical property of the steel bar through a steel bar stretching instrument during experimental research.
The model is CMT 4000's electronic type metal testing machine for tensile detection of reinforcing bar, but install anchor clamps through from top to bottom in the device with reinforcing bar centre gripping and fixed, owing to ribbed reinforcing bar surface has rugged crescent rib, the grinding to anchor clamps is great in the centre gripping process, and is fragile.
Therefore, it is necessary to provide a clamp of the steel bar tensile testing device to solve the above technical problems.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects in the prior art, the utility model provides the clamp of the steel bar tensile detection device, which can protect the device.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the anchor clamps of reinforcing bar tensile detection device include: the clamping mechanism comprises a clamping piece, the clamping piece is sleeved on the inner side of the hoop, a notch is formed in the side wall of the hoop, a connecting block is arranged on one side of the clamping piece, and the connecting block penetrates through the notch.
Preferably, the other end of the connecting block is provided with a holding piece, the holding piece is arranged on the outer side of the hoop, and the outer wall of the holding piece is fixedly provided with a rib.
Preferably, the main body mechanism comprises a frame body, a plurality of support columns are arranged at the upper end of the frame body, and clamp assemblies are arranged on the support columns.
Preferably, the fixture assembly comprises a hydraulic cylinder and a connecting piece, the connecting piece is installed on the supporting column, the hydraulic cylinder is connected with the connecting piece, a first clamping piece is arranged at the upper end of the hydraulic cylinder, and a groove matched with the rib is formed in the side face of the first clamping piece.
Preferably, the other group of clamping assemblies comprises a second clamping piece, and the first clamping piece and the second clamping piece have the same specification.
Preferably, the upper end of the frame body is provided with a fence, and a safety door is arranged on the fence.
Compared with the prior art, the utility model has the following beneficial effects:
(1) According to the utility model, the clamping pieces are arranged to replace the first clamping pieces and the second clamping pieces to be in direct contact with the steel bars, so that on one hand, the abrasion of the first clamping pieces and the second clamping pieces can be reduced, on the other hand, the first clamping pieces and the second clamping pieces are large in volume, so that thinner steel bars are inconvenient to clamp, and the clamping pieces have a finer structure and are also suitable for clamping the steel bars with smaller diameters, so that the application range of the original device is improved;
(2) Compared with the prior art, the rib bears the tensile force from the first clamping piece and the second clamping piece, and the tensile force is balanced in a friction mode by comparing the first clamping piece and the second clamping piece with the steel bar directly, so that the abrasion of the rib can be further reduced;
(3) According to the utility model, the surrounding of the device is surrounded by the surrounding shield and the safety door, so that the possible splashed fragments are blocked, and the safety of staff is protected.
Drawings
Fig. 1 is a schematic structural view of a clamp of a steel bar tensile detection device provided by the utility model;
fig. 2 is a schematic structural diagram of a clamp clamping mechanism of the steel bar tensile detection device provided by the utility model;
fig. 3 is an exploded view of a clamp clamping mechanism of the steel bar tensile detection device provided by the utility model;
fig. 4 is a schematic structural view of a clamp body mechanism of the steel bar tensile detection device provided by the utility model.
Wherein, the names corresponding to the reference numerals are: 100. a clamping mechanism; 101. a clamping piece; 102. a hoop; 103. a connecting block; 104. a force holding piece; 105. a rib; 200. a main body mechanism; 201. a frame body; 202. a support column; 203. a hydraulic cylinder; 204. a first clamping piece; 205. a second clamping piece; 206. a connecting piece; 207. a surrounding baffle; 208. a safety door.
Detailed Description
The utility model will be further illustrated by the following description and examples, which include but are not limited to the following examples.
As shown in fig. 1 to 4, the fixture of the steel bar tensile detection device provided by the utility model comprises: the clamping mechanism 100 and the main body mechanism 200, wherein the clamping mechanism 100 is arranged on the main body mechanism 200, the clamping mechanism 100 is used for clamping and fixing the reinforcing steel bars, and the main body mechanism 200 provides power for the clamping mechanism 100.
First embodiment:
as shown in fig. 2-3, the clamping mechanism 100 includes a clamping piece 101, the clamping piece 101 is sleeved on the inner side of a hoop 102, a slot is formed in the side wall of the hoop 102, a connecting block 103 is arranged on one side of the clamping piece 101, the connecting block 103 passes through the slot, a holding piece 104 is arranged at the other end of the connecting block 103, the holding piece 104 is arranged on the outer side of the hoop 102, a rib 105 is fixedly arranged on the outer wall of the holding piece 104, when in use, firstly, a hydraulic cylinder 203 is started to separate a first clamping piece 204 to two sides, the clamping mechanism 100 is initially installed on the main body mechanism 200, when in installation, the rib 105 is aligned with a groove on the inner side of the first clamping piece 204, then another group of clamping mechanisms 100 are installed on a second clamping piece 205 according to the same method, then one end of a marked reinforcing steel bar is inserted on one side of the clamping piece 101, the other end of the reinforcing bar is also subjected to the same operation, the two ends of the reinforcing bar are respectively fixed on the clamping mechanism 100, the reinforcing bar is held to prevent from falling, and finally, the hydraulic cylinder 203 is started to push the first clamping piece 204 and the second clamping piece 205 to move inwards.
The clamping piece 101 is arranged to replace the first clamping piece 204 and the second clamping piece 205 to be in direct contact with the steel bars, so that on one hand, the abrasion of the first clamping piece 204 and the second clamping piece 205 can be reduced, on the other hand, the first clamping piece 204 and the second clamping piece 205 are large in size, the thinner steel bars are inconvenient to clamp, and the clamping piece 101 is of a finer structure and is also suitable for clamping the steel bars with smaller diameters, so that the application range of the original device is improved.
Second embodiment:
as shown in fig. 3-4, the main body mechanism 200 includes a frame 201, a plurality of support columns 202 are arranged at the upper end of the frame 201, a clamp assembly is mounted on the support columns 202, the clamp assembly includes a hydraulic cylinder 203 and a connecting piece 206, the connecting piece 206 is mounted on the support columns 202, the hydraulic cylinder 203 is connected with the connecting piece 206, a first clamping piece 204 is arranged at the upper end of the hydraulic cylinder 203, grooves matched with the ribs 105 are formed in the side surfaces of the first clamping piece 204, the clamping piece 101 clamps and stretches the reinforcing steel bars in the test process, static friction force generated between the clamping piece 101 and the reinforcing steel bars is basically consistent with the tensile force applied to the reinforcing steel bars, and when the reinforcing steel bars are pulled apart, the static friction force disappears, and the ribs 105 are clamped on the first clamping piece 204 and the second clamping piece 205.
By providing the rib 105, compared with the prior art, the rib 105 receives the tensile force from the first clamping piece 204 and the second clamping piece 205, and compared with the first clamping piece 204 and the second clamping piece 205 which directly contact the steel bar and balance the tensile force in a friction manner, the abrasion of the steel bar can be further reduced.
Third embodiment:
as shown in fig. 4, the other group of clamping mechanisms (100) comprises a second clamping piece 205, the first clamping piece 204 and the second clamping piece 205 have the same specification, a fence 207 is arranged at the upper end of the frame 201, a safety door 208 is installed on the fence 207, and after the steel bars are installed on the device, the safety door 208 is closed to start the test.
In the process of stretching the steel bar, larger stress is arranged in the steel bar, the phenomenon that part of the embroidered sheet and the skin on the surface of the steel bar fall off can occur, particularly, the phenomenon that the steel bar breaks at one moment is released in the moment, the steel bar generates high-frequency vibration with tiny amplitude, the embroidered sheet on the surface is flicked, the embroidered sheet possibly ejects eyes of observers, surrounding is carried out on the periphery of the device through the surrounding baffle 207 and the safety door 208, fragments possibly splashed out are blocked, and the safety of the workers is protected.
The above embodiment is only one of the preferred embodiments of the present utility model, and should not be used to limit the scope of the present utility model, but all the insubstantial modifications or color changes made in the main design concept and spirit of the present utility model are still consistent with the present utility model, and all the technical problems to be solved are included in the scope of the present utility model.
Claims (3)
1. The utility model provides a anchor clamps of reinforcing bar tensile detection device which characterized in that includes: the clamping mechanism (100) and the main body mechanism (200), wherein the clamping mechanism (100) is arranged on the main body mechanism (200), the clamping mechanism (100) comprises a clamping piece (101), the clamping piece (101) is sleeved on the inner side of a hoop (102), a notch is formed in the side wall of the hoop (102), a connecting block (103) is arranged on one side of the clamping piece (101), and the connecting block (103) penetrates through the notch;
the other end of the connecting block (103) is provided with a force holding piece (104), the force holding piece (104) is arranged on the outer side of the hoop (102), and a rib (105) is fixedly arranged on the outer wall of the force holding piece (104);
the main body mechanism (200) comprises a frame body (201), a plurality of support columns (202) are arranged at the upper end of the frame body (201), and clamp assemblies are arranged on the support columns (202);
the fixture assembly comprises a hydraulic cylinder (203) and a connecting piece (206), wherein the connecting piece (206) is arranged on a supporting column (202), the hydraulic cylinder (203) is connected with the connecting piece (206), a first clamping piece (204) is arranged at the upper end of the hydraulic cylinder (203), and a groove matched with the rib (105) is formed in the side face of the first clamping piece (204).
2. The fixture of a steel bar tensile testing device according to claim 1, wherein the other group of clamping mechanisms (100) comprises a second clamping piece (205), and the first clamping piece (204) and the second clamping piece (205) have the same specification.
3. The fixture of the steel bar tensile detection device according to claim 1, wherein a fence (207) is arranged at the upper end of the frame body (201), and a safety door (208) is installed on the fence (207).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223539488.4U CN219935500U (en) | 2022-12-29 | 2022-12-29 | Clamp of steel bar tensile detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223539488.4U CN219935500U (en) | 2022-12-29 | 2022-12-29 | Clamp of steel bar tensile detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219935500U true CN219935500U (en) | 2023-10-31 |
Family
ID=88494826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223539488.4U Active CN219935500U (en) | 2022-12-29 | 2022-12-29 | Clamp of steel bar tensile detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219935500U (en) |
-
2022
- 2022-12-29 CN CN202223539488.4U patent/CN219935500U/en active Active
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