CN220289221U - Clamp of reinforcing steel bar testing machine - Google Patents
Clamp of reinforcing steel bar testing machine Download PDFInfo
- Publication number
- CN220289221U CN220289221U CN202321967798.8U CN202321967798U CN220289221U CN 220289221 U CN220289221 U CN 220289221U CN 202321967798 U CN202321967798 U CN 202321967798U CN 220289221 U CN220289221 U CN 220289221U
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- CN
- China
- Prior art keywords
- steel bar
- clamping
- clamp
- base
- testing machine
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- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 229910001294 Reinforcing steel Inorganic materials 0.000 title description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a clamp of a steel bar testing machine, which belongs to the technical field of steel bar testing, and comprises a base, wherein the surface of the base is provided with a clamping and fixing assembly, the clamping and fixing assembly comprises sliding grooves uniformly formed in the surface of the base, clamping plates are connected in the sliding grooves in a sliding manner, the lower end of the base is rotationally connected with a threaded rod, the upper end of the threaded rod is in threaded connection with a threaded block, the outer surface of the threaded block and the bottom end of the clamping plate are respectively provided with a fixing block in one-to-one correspondence, the corresponding fixing blocks are respectively connected with a connecting rod through a pin shaft, the central part of the clamping plates is respectively provided with a circular groove, studs are respectively in threaded connection with one end of each stud far away from the clamping plate, and the bottom end of each threaded rod is provided with a disc.
Description
Technical Field
The utility model relates to the technical field of steel bar tests, in particular to a clamp of a steel bar test machine.
Background
The steel bar is used for reinforced concrete and prestressed reinforced concrete, the cross section of the steel bar is round, and sometimes square with round corners, the steel bar comprises a smooth round steel bar, a ribbed steel bar and a torsion steel bar, the steel bar testing machine is a device for detecting the tensile force of the steel bar, the tensile strength, the elongation and the yield strength of the steel bar are three most basic mechanical property indexes of the steel bar, the three indexes are all obtained through steel bar tensile tests, the steel bar tensile test is carried out by using a steel bar testing machine, and the clamp is an indispensable device in the steel bar testing machine; the existing clamp of the part of reinforcing steel bar testing machine can clamp and fix reinforcing steel bars according to different sizes, but the clamp can be loosened in the reinforcing steel bar testing process, potential safety hazards exist, and the testing effect of the reinforcing steel bar testing machine is affected.
Disclosure of Invention
In view of the above, the utility model provides the clamp of the steel bar testing machine, which not only can clamp and fix steel bars according to different sizes, but also can prevent the steel bars from loosening or even falling off in the steel bar testing process, thereby being beneficial to the accuracy of the testing effect of the steel bar testing machine.
In order to solve the technical problems, the utility model provides a clamp of a steel bar testing machine, which comprises a base, wherein a clamping and fixing assembly is arranged on the surface of the base;
the clamping and fixing assembly comprises sliding grooves uniformly formed in the surface of the base, clamping plates are uniformly and slidingly connected in the sliding grooves, threaded rods are rotationally connected to the lower end of the base, threaded blocks are connected to the upper ends of the threaded rods in a threaded mode, connecting rods are connected to the outer surfaces of the threaded blocks in a one-to-one correspondence mode and are arranged at the bottom ends of the clamping plates in a corresponding mode, round grooves are formed in the central portions of the clamping plates in a corresponding mode, studs are uniformly and spirally connected in the round grooves, reinforcing steel bars required to be tested are placed between the clamping plates by workers, then the workers rotate the threaded rods through discs, the threaded blocks move downwards, the clamping plates and the threaded blocks are connected together, the clamping plates slide in the sliding grooves towards the central portions to clamp and fix the reinforcing steel bars, then the workers can clamp the reinforcing steel bars through the rotary studs in a twisting mode, and the reinforcing steel bars can be clamped and fixed according to the reinforcing steel bars in different sizes, and loosening or even falling of the reinforcing steel bars in the process of testing can be avoided.
The end of the stud, which is far away from the clamping plate, is provided with a knob, so that the clamping operation of workers on the steel bars is facilitated.
The bottom of threaded rod is provided with the disc, has made things convenient for the rotation of threaded rod.
The upper end of threaded rod is provided with the spacing button that rotates to connect in the base notch, is favorable to the spacing of threaded rod.
The clamping surfaces of the clamping plates are arc surfaces, so that the contact area between the clamping plates and the outer arc surface of the steel bar is enlarged, and the clamping and fixing effects are improved.
The clamping strips which are uniformly distributed are arranged on the opposite inner side surfaces of the clamping plates, and the clamping strips on the inner side surfaces of the clamping plates facilitate the further limit of the reinforcing steel bars.
Evenly distributed's screw hole has been seted up on the surface of base, and when carrying out the reinforcing bar test, the staff passes through the screw hole with the base of anchor clamps fixed in the suitable position of reinforcing bar testing machine.
In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:
1. when the steel bar tester is used, the steel bars with different sizes can be clamped and fixed, and the steel bars can be prevented from loosening or even falling off in the steel bar test process, so that the accuracy of the test effect of the steel bar tester is facilitated.
2. When the clamping device is used, the knobs are arranged at the ends of the studs, which are far away from the clamping plates, so that the clamping operation of workers on the steel bars is facilitated.
3. When the clamping device is used, the clamping surfaces of the clamping plates are all arc surfaces, so that the contact area between the clamping plates and the outer arc surface of the steel bar is enlarged, and the clamping and fixing effects are improved.
4. When the clamping plate is used, clamping strips which are uniformly distributed are arranged on the opposite inner side surfaces of the clamping plate, and the clamping strips on the inner side surfaces of the clamping plate facilitate further limiting of the reinforcing steel bars.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the front side structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of a clamp fixture assembly of the present utility model;
fig. 4 is a schematic view of the bottom side structure of the present utility model.
Reference numerals illustrate: 100. a base; 200. clamping and fixing the assembly; 201. a chute; 202. a clamping plate; 203. a threaded rod; 204. a fixed block; 205. a connecting rod; 206. a circular groove; 207. a stud; 208. a screw block; 300. a knob; 400. a disk.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.
According to one embodiment of the present utility model, as shown in fig. 1, 3 and 4: the embodiment provides a clamp of a steel bar testing machine, which comprises a base 100, wherein a clamping and fixing assembly 200 is arranged on the surface of the base 100;
the clamping and fixing assembly 200 comprises sliding grooves 201 uniformly formed in the surface of the base 100, clamping plates 202 are uniformly and slidably connected in the sliding grooves 201, threaded rods 203 are rotatably connected to the lower ends of the base 100, threaded rods 208 are rotatably connected to the upper ends of the threaded rods 203, fixing blocks 204 in one-to-one correspondence are arranged on the outer surfaces of the threaded rods 208 and the bottom ends of the clamping plates 202, connecting rods 205 are connected to the corresponding fixing blocks 204 through pin shafts, circular grooves 206 are formed in the central portions of the clamping plates 202, studs 207 are uniformly and slidably connected in the circular grooves 206, knobs 300 are arranged at one ends, far away from the clamping plates 202, of the studs 207, discs 400 are arranged at the bottom ends of the threaded rods 203, limiting round blocks are rotatably connected in the notch of the base 100, clamping operation of reinforcing steel bars by workers is facilitated, rotation of the threaded rods 203 is facilitated, the reinforcing bars required to be tested are placed between the clamping plates 202, then the working workers rotate the threaded rods 203 through the discs 400, the threaded rods 208 move downwards, the connecting rods 205 connect the clamping plates 202 and the threaded rods 208 together, the clamping plates 202 are enabled to be fixedly clamped to the reinforcing bars 300 in the central portions in the sliding mode, and then the reinforcing bars are not fixedly clamped to the reinforcing bars 300.
According to another embodiment of the present utility model, as shown in fig. 1 and 2, the surface of the base 100 is provided with uniformly distributed threaded holes, the clamping surfaces of the clamping plates 202 are all arc surfaces, the opposite inner sides of the clamping plates 202 are provided with uniformly distributed clamping bars, when a steel bar test is performed, a worker fixes the base 100 of the clamp at a proper position of the steel bar test machine through the threaded holes, the clamping bars on the inner sides of the clamping plates 202 facilitate further limiting of the steel bar, the contact area with the outer arc surface of the steel bar is enlarged, and the clamping and fixing effects are improved.
The application method of the utility model comprises the following steps: when the steel bar test is carried out, after the base 100 of the clamp is fixed at a proper position of the steel bar test machine by a worker through the threaded holes, the steel bar to be tested is placed between the clamping plates 202 by the worker, then the worker rotates the threaded rod 203 through the disc 400, the threaded block 208 moves downwards, the clamping plates 202 slide towards the center part in the sliding groove 201 due to the fact that the clamping plates 202 are connected with the threaded block 208 together through the connecting rod 205, the steel bar is clamped and fixed, then the worker twists the stud 207 through the knob 300 to further clamp the steel bar, the clamping bars on the inner side face of the clamping plates 202 facilitate further limiting of the steel bar, the contact area between the arc face of the clamping plates 202 and the outer arc face of the steel bar is enlarged, the clamping and fixing effect is improved, the steel bar test machine can clamp and fix according to the steel bars with different sizes, and loosening or even falling of the steel bar in the steel bar test process can be avoided, and the accuracy of the test effect of the steel bar test machine is facilitated.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (7)
1. The utility model provides a anchor clamps of reinforcing bar testing machine, includes base (100), its characterized in that: the surface of the base (100) is provided with a clamping and fixing assembly (200);
clamping fixing assembly (200) is including evenly setting up spout (201) on base (100) surface, all sliding connection has grip block (202) in spout (201), and the lower extreme rotation of base (100) is connected with threaded rod (203), and the upper end threaded connection of threaded rod (203) has screw thread piece (208), all is provided with fixed block (204) of one-to-one with the bottom of grip block (202) on the surface of screw thread piece (208), all has connecting rod (205) through the round pin hub connection on corresponding fixed block (204), circular slot (206) have all been seted up at the central part of grip block (202), and equal threaded connection has double-screw bolt (207) in circular slot (206).
2. The clamp of a steel bar testing machine as claimed in claim 1, wherein: one end of the stud (207) far away from the clamping plate (202) is provided with a knob (300).
3. The clamp of a steel bar testing machine as claimed in claim 1, wherein: the bottom end of the threaded rod (203) is provided with a disc (400).
4. A clamp for a bar testing machine as defined in claim 3, wherein: the upper end of the threaded rod (203) is provided with a limiting round block which is rotatably connected in the notch of the base (100).
5. The clamp of a steel bar testing machine as claimed in claim 1, wherein: the clamping surfaces of the clamping plates (202) are all arc surfaces.
6. The clamp of the steel bar testing machine as claimed in claim 5, wherein: clamping strips which are uniformly distributed are arranged on the opposite inner side surfaces of the clamping plates (202).
7. The clamp of a steel bar testing machine as claimed in claim 1, wherein: the surface of the base (100) is provided with evenly distributed threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321967798.8U CN220289221U (en) | 2023-07-25 | 2023-07-25 | Clamp of reinforcing steel bar testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321967798.8U CN220289221U (en) | 2023-07-25 | 2023-07-25 | Clamp of reinforcing steel bar testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220289221U true CN220289221U (en) | 2024-01-02 |
Family
ID=89341405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321967798.8U Active CN220289221U (en) | 2023-07-25 | 2023-07-25 | Clamp of reinforcing steel bar testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220289221U (en) |
-
2023
- 2023-07-25 CN CN202321967798.8U patent/CN220289221U/en active Active
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