CN212621989U - Multi-station impact test device for reinforcing steel bars - Google Patents
Multi-station impact test device for reinforcing steel bars Download PDFInfo
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- CN212621989U CN212621989U CN202021216153.7U CN202021216153U CN212621989U CN 212621989 U CN212621989 U CN 212621989U CN 202021216153 U CN202021216153 U CN 202021216153U CN 212621989 U CN212621989 U CN 212621989U
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- adsorption plate
- steel bars
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- test device
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Abstract
The utility model belongs to the field of steel bar detection, in particular to a multi-station impact test device for steel bars, which comprises a workbench, wherein the upper end surface of the workbench is provided with two test mechanisms, each test mechanism comprises two symmetrically distributed connecting frames, the two connecting frames are both provided with steel bar jacks, the steel bars are penetrated through the steel bar jacks arranged on the two connecting frames, then the height of a push plate is adjusted by the extension of an electric push rod, so that the height of an adsorption plate is increased, the impact height of a balancing weight is changed, a sliding block is separated from a matching groove by pulling the two connecting blocks, the balancing weight is disassembled, thereby the balancing weights with different weights can be replaced, the weight during impact is adjusted, the electromagnet is powered off when impact is carried out, the adsorption plate is not adsorbed by the magnetism of the electromagnet any more, the downward falling realizes impact on the steel bars, thereby can be to not co-altitude and the balancing weight of gravity test the effect when assaulting the reinforcing bar.
Description
Technical Field
The utility model belongs to reinforcing bar detection area specifically is a multistation impact test device for reinforcing bar.
Background
The steel bar is steel for reinforced concrete and prestressed reinforced concrete, the cross section of the steel bar is circular, sometimes square with round corners, the steel bar comprises plain round steel bars, ribbed steel bars and twisted steel bars, the steel bar processing generally comprises four procedures, the steel bar is subjected to rust removal, the steel bar is straightened, the steel bar is cut off, and the steel bar is molded.
At present, after the reinforcing steel bar is formed, in order to ensure the shock resistance of the reinforcing steel bar, the shock resistance test of the reinforcing steel bar is required, the existing test on the shock resistance of the reinforcing steel bar is not perfect enough, and the weight and the falling height of an impact object are not convenient to change, so that the test effect and the diversity are influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multistation impact test device for reinforcing bar to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a multi-station impact test device for steel bars comprises a workbench, wherein the upper end surface of the workbench is provided with two test mechanisms, each test mechanism comprises two symmetrically-distributed connecting frames, the two connecting frames are provided with steel bar jacks, the two connecting frames are fixedly connected to the upper end surface of the workbench, the outer walls of the two connecting frames are fixedly connected with a mounting plate, the upper end surface of the mounting plate is fixedly connected with an electric push rod, the electric push rod is electrically connected with an external power supply, the upper ends of the two connecting frames are provided with a push plate, the push plate is fixedly connected with the output end of the electric push rod, the bottom of the push plate is fixedly connected with an electromagnet, an adsorption plate is arranged below the push plate, the adsorption plate is slidably connected between the two connecting frames, and the bottom of the adsorption plate is clamped with and fixed with a balancing weight, the bottom sliding connection of adsorption plate has two sliding blocks, two the sliding block all with the balancing weight block is fixed.
As a further aspect of the present invention: two spacing spout has all been seted up to the link, the both ends of adsorption plate sliding connection respectively in two in the spacing spout.
As a further aspect of the present invention: the bottom fixedly connected with of adsorption plate is two stoppers that are the symmetric distribution.
As a further aspect of the present invention: two the spacing groove has all been seted up to the stopper, two the sliding block runs through two respectively the spacing groove, just the sliding block with spacing groove sliding connection.
As a further aspect of the present invention: sliding block fixedly connected with connecting block, the connecting block with fixedly connected with extension spring between the stopper.
As a further aspect of the present invention: two matching grooves which are symmetrically distributed are formed in the balancing weight, and the sliding blocks are clamped and fixed with the two matching grooves respectively.
As a further aspect of the present invention: the adsorption plate is made of an iron material.
Compared with the prior art, the beneficial effects of the utility model are that:
when carrying out impact test, penetrate the reinforcing bar jack of seting up the reinforcing bar through two link, then the height of push pedal is adjusted to extension through electric putter, thereby make the high rising of adsorption plate, make the impact height of balancing weight change, and make the sliding block deviate from the cooperation groove through two connecting blocks of pulling, dismantle the balancing weight, thereby can change the balancing weight of different weight, the weight when realizing assaulting is adjusted, cut off the power supply of electro-magnet when assaulting, the adsorption plate no longer receives the magnetic adsorption of electro-magnet this moment, fall downwards and realize assaulting the reinforcing bar, thereby effect when can assaulting the reinforcing bar to the balancing weight of co-altitude and gravity is tested, thereby experimental variety has been guaranteed.
Drawings
FIG. 1 is a schematic structural view of a multi-station impact testing apparatus for steel bars;
FIG. 2 is an enlarged view of portion A of FIG. 2;
FIG. 3 is a schematic structural view of an adsorption plate and a counterweight in a multi-station impact testing apparatus for steel bars;
fig. 4 is a schematic structural view of a connecting frame in a multi-station impact testing apparatus for reinforcing bars.
In the figure: 1. a work table; 2. a testing mechanism; 3. a connecting frame; 31. inserting holes for reinforcing steel bars; 32. a limiting chute; 4. mounting a plate; 41. an electric push rod; 5. pushing the plate; 51. an electromagnet; 6. an adsorption plate; 61. a balancing weight; 611. a mating groove; 62. a limiting block; 621. a limiting groove; 7. a slider; 71. connecting blocks; 72. a tension spring.
Detailed Description
Referring to fig. 1-4, in the embodiment of the present invention, a multi-station impact testing apparatus for steel bars includes a workbench 1, two testing mechanisms 2 are disposed on an upper end surface of the workbench 1, the testing mechanisms 2 include two symmetrically distributed connecting frames 3, the two connecting frames 3 are both provided with steel bar insertion holes 31, the two connecting frames 3 are both fixedly connected to the upper end surface of the workbench 1, the outer walls of the two connecting frames 3 are both fixedly connected to a mounting plate 4, the upper end surface of the mounting plate 4 is fixedly connected to an electric push rod 41, the electric push rod 41 is electrically connected to an external power source, the upper ends of the two connecting frames 3 are provided with a push plate 5, the push plate 5 is fixedly connected to an output end of the electric push rod 41, the bottom of the push plate 5 is fixedly connected to an electromagnet 51, an adsorption plate 6 is disposed below the push plate 5, the adsorption plate 6 is slidably connected between the two connecting frames 3, and, the bottom of the adsorption plate 6 is connected with two sliding blocks 7 in a sliding manner, and the two sliding blocks 7 are fixedly clamped with the balancing weight 61; the counterweight block 61 is made into a plurality of weights according to the test requirements, for example, four counterweight blocks 61 with three kilograms, five kilograms, eight kilograms and ten kilograms are respectively made, the two test mechanisms 2 at the upper end of the workbench 1 can be used for carrying out double-station simultaneous test, when the impact test is carried out, firstly, a steel bar penetrates through the steel bar insertion holes 31 arranged on the two connecting frames 3, the steel bar is limited by the steel bar insertion holes 31, the electric push rod 41 (the model is XLT-500) extends upwards to push the push plate 5 so as to enable the height of the adsorption plate 6 to rise, the electric push rod 41 contracts to enable the push plate 5 to descend so as to adjust the height of the adsorption plate 6, thereby adjusting the height of the counterweight block 61, the height of the counterweight block 61 during impact changes, and the tension spring 72 contracts by pulling the two connecting blocks 71 so as to drive the sliding block 7 to be separated from the matching groove, the locking of the balancing weight 61 is released, the disassembly of the balancing weight 61 is realized, then the balancing weight 61 with the required weight for the test is placed between the two sliding blocks 7, the hand for pulling the sliding block 7 is loosened, the tension spring 72 rebounds to drive the sliding block 7 to enter the matching groove 611 for clamping and fixing the balancing weight 61, the installation of a new balancing weight 61 is completed, so that the balancing weights 61 with different weights can be replaced, the weight during impact is adjusted, when the impact test is carried out, the electromagnet 51 is powered off, the adsorption plate 6 is not adsorbed by the electromagnet 51 at the moment, the downward falling impacts the reinforcing steel bar, the effect of the balancing weights 61 with different heights and weights when impacting the reinforcing steel bar is tested, the test diversity is ensured, the push plate 5 is powered on after the test is completed, the adsorption plate 6 is pushed to the position of the push plate 5 again to be adsorbed by the electromagnet 51, the next test can be performed.
In fig. 1 and 4: the two connecting frames 3 are both provided with limiting sliding chutes 32, and two ends of the adsorption plate 6 are respectively connected in the two limiting sliding chutes 32 in a sliding manner; slide when falling to adsorption plate 6 through spacing spout 32 plays limiting displacement, prevents that adsorption plate 6 from no longer receiving electro-magnet 51's magnetic adsorption and position when sliding the whereabouts produces the skew, makes balancing weight 61 can be more stable realize assaulting the reinforcing bar.
In fig. 3: the bottom of the adsorption plate 6 is fixedly connected with two limiting blocks 62 which are symmetrically distributed, the two limiting blocks 62 are both provided with limiting grooves 621, the two sliding blocks 7 respectively penetrate through the two limiting grooves 621, and the sliding blocks 7 are in sliding connection with the limiting grooves 621; limiting groove 621 that stopper 62 was seted up plays limiting displacement when sliding block 7 slides, also plays the supporting role to sliding block 7, prevents that sliding block 7 from receiving the weight influence of balancing weight 61.
In fig. 2: the sliding block 7 is fixedly connected with a connecting block 71, a tension spring 72 is fixedly connected between the connecting block 71 and the limiting block 62, the counterweight block 61 is provided with two matching grooves 611 which are symmetrically distributed, and the two sliding blocks 7 are respectively clamped and fixed with the two matching grooves 611; thereby make extension spring 72 shrink through pulling two connecting blocks 71 and can drive sliding block 7 and deviate from in cooperation groove 611, remove the locking to balancing weight 61, realize the dismantlement with balancing weight 61, then put into two sliding blocks 7 with balancing weight 61 of experimental demand weight after, loosen the hand of pulling sliding block 7, it is fixed to carry out the block to balancing weight 61 in making extension spring 72 kick-back drive sliding block 7 to get into cooperation groove 611, the completion is to the installation of new balancing weight 61, thereby can change the balancing weight 61 of different weight, the realization is adjusted the weight when assaulting.
In fig. 1 and 3: the adsorption plate 6 is made of iron material; carry out magnetism through electro-magnet 51 to the adsorption plate 6 of iron and inhale fixedly, only need to break off electro-magnet 51's power can make adsorption plate 6 drive balancing weight 61 whereabouts and carry out impact test to the reinforcing bar.
The utility model discloses a theory of operation is: when an impact test is carried out, firstly, a steel bar penetrates through the steel bar insertion holes 31 formed in the two connecting frames 3, the steel bar is limited by the steel bar insertion holes 31, the electric push rod 41 extends upwards to push the push plate 5, so that the height of the adsorption plate 6 is increased, the electric push rod 41 contracts to enable the push plate 5 to descend, so that the height of the adsorption plate 6 is adjusted, so that the height of the counterweight block 61 is adjusted, the height of the counterweight block 61 is changed when the counterweight block 61 impacts, the tension spring 72 contracts by pulling the two connecting blocks 71 to drive the sliding block 7 to be separated from the matching groove 611, the counterweight block 61 is unlocked, the counterweight block 61 is disassembled, then the counterweight block 61 with the required weight for the test is placed between the two sliding blocks 7, a hand for pulling the sliding block 7 is loosened, and the tension spring 72 drives the sliding block 7 to enter the matching groove 611 to clamp and fix, the completion is to new balancing weight 61's installation, thereby can change the balancing weight 61 of different weight, the realization is adjusted the weight when assaulting, when carrying out impact test, cut off the power supply with electro-magnet 51, the adsorption plate 6 that lies in between two spacing spouts 32 this moment no longer receives electro-magnet 51's magnetic adsorption, fall downwards and realize assaulting the reinforcing bar, thereby can test the effect when the balancing weight 61 of co-altitude and weight assaults the reinforcing bar, thereby experimental variety has been guaranteed.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a multistation impact test device for reinforcing bar, includes workstation (1), its characterized in that, the up end of workstation (1) is equipped with two test mechanism (2), test mechanism (2) include two link (3) that are the symmetric distribution, two reinforcing bar jack (31) have all been seted up in link (3), two link (3) all fixed connection in the up end of workstation (1), two the outer wall of link (3) all fixedly connected with mounting panel (4), the up end fixedly connected with electric putter (41) of mounting panel (4), electric putter (41) and external power source electric connection, two the upper end of link (3) is equipped with one push pedal (5), push pedal (5) with the output fixed connection of electric putter (41), the bottom fixedly connected with electro-magnet (51) of push pedal (5), the below of push pedal (5) is equipped with adsorption plate (6), adsorption plate (6) sliding connection is in two between link (3), balancing weight (61) are fixed to the bottom block of adsorption plate (6), the bottom sliding connection of adsorption plate (6) has two sliding blocks (7), two sliding block (7) all with balancing weight (61) block is fixed.
2. The multi-station impact test device for the steel bars according to claim 1, wherein two of the connecting frames (3) are provided with a limiting sliding groove (32), and two ends of the adsorption plate (6) are respectively connected in the two limiting sliding grooves (32) in a sliding manner.
3. The multi-station impact test device for the steel bars according to claim 1, wherein two symmetrically distributed limiting blocks (62) are fixedly connected to the bottom of the adsorption plate (6).
4. The multi-station impact test device for the steel bars according to claim 3, wherein two limiting blocks (62) are provided with limiting grooves (621), two sliding blocks (7) respectively penetrate through the two limiting grooves (621), and the sliding blocks (7) are slidably connected with the limiting grooves (621).
5. The multi-station impact test device for the steel bars according to claim 4, wherein the sliding block (7) is fixedly connected with a connecting block (71), and a tension spring (72) is fixedly connected between the connecting block (71) and the limiting block (62).
6. The multi-station impact test device for the steel bars as claimed in claim 1, wherein the balancing weight (61) is provided with two matching grooves (611) which are symmetrically distributed, and the two sliding blocks (7) are respectively fixed with the two matching grooves (611) in a clamping manner.
7. A multi-station impact test device for steel bars according to claim 1, characterized in that said adsorption plate (6) is made of iron material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021216153.7U CN212621989U (en) | 2020-06-28 | 2020-06-28 | Multi-station impact test device for reinforcing steel bars |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021216153.7U CN212621989U (en) | 2020-06-28 | 2020-06-28 | Multi-station impact test device for reinforcing steel bars |
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| CN212621989U true CN212621989U (en) | 2021-02-26 |
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| CN202021216153.7U Active CN212621989U (en) | 2020-06-28 | 2020-06-28 | Multi-station impact test device for reinforcing steel bars |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984323A (en) * | 2021-11-23 | 2022-01-28 | 江苏华财管道有限公司 | Impact resistance test device of injection molding equipment for plastic pipeline production |
| CN115165285A (en) * | 2022-07-25 | 2022-10-11 | 江苏万峰铝业有限公司 | Aluminum alloy framework strength detection device for automobile |
-
2020
- 2020-06-28 CN CN202021216153.7U patent/CN212621989U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984323A (en) * | 2021-11-23 | 2022-01-28 | 江苏华财管道有限公司 | Impact resistance test device of injection molding equipment for plastic pipeline production |
| CN113984323B (en) * | 2021-11-23 | 2023-12-05 | 江苏华财管道有限公司 | Impact test device of injection molding equipment for plastic pipeline production |
| CN115165285A (en) * | 2022-07-25 | 2022-10-11 | 江苏万峰铝业有限公司 | Aluminum alloy framework strength detection device for automobile |
| CN115165285B (en) * | 2022-07-25 | 2024-05-10 | 江苏万峰铝业有限公司 | Aluminum alloy skeleton strength detection device for automobile |
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