Horizontal hydraulic tension testing machine

Abstract

The utility model relates to the technical field of tension detection, in particular to a horizontal hydraulic tension testing machine which not only can be used for carrying out tension detection on a reinforcing steel bar, but also can be used for detecting the bending resistance of the reinforcing steel bar, and is convenient to use, low in limitation and high in practicability. Comprising a baseplate; the device further comprises a tensile fixing mechanism, a bending fixing mechanism, a power mechanism and a pushing mechanism, the tensile fixing mechanism is installed on the bottom plate, the tensile fixing mechanism has a fixing function, the bending fixing mechanism is used for fixing steel bars, the power mechanism is installed on the bottom plate, the power mechanism has the functions of clamping and providing power, and the pushing mechanism is used for pushing the steel bars.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of tension detection, in particular to a horizontal hydraulic tension testing machine. BACKGROUND

[0002] The tension detection machine is a device for detecting the tensile strength of an object, which has a wide range of applications in the field of mechanical detection. In particular, in the field of construction, after the reinforcement is produced, several sections need to be cut for tensile and bending resistance detection. In the prior art, patent application numbers 202222424349.0, 201920274580.1 and 201721569813.8 and many other reinforcement tension testing devices, the basic structure is composed of a tension mechanism and two clamping mechanisms. During use, the following problems exist: it can only detect the tension of the reinforcement, and when detecting the strength of the reinforcement, not only the tension of the reinforcement needs to be detected, but also the bending resistance of the reinforcement needs to be detected. Therefore, the above-mentioned prior art device has high limitations and is inconvenient to use. SUMMARY

[0003] To solve the above technical problems, the utility model provides a horizontal hydraulic tension testing machine which can not only detect the tensile resistance of the reinforcement, but also detect the bending resistance of the reinforcement, is convenient to use, has low limitations and is highly practical.

[0004] The horizontal hydraulic tension testing machine of the utility model comprises a bottom plate; further comprises a tensile fixing mechanism, a bending fixing mechanism, a power mechanism and a pushing mechanism, the tensile fixing mechanism is installed on the bottom plate, the tensile fixing mechanism has a fixing function, the bending fixing mechanism is used for fixing the reinforcement, the power mechanism is installed on the bottom plate, the power mechanism has the functions of clamping and providing power, and the pushing mechanism is used for pushing the reinforcement; when detecting the tensile resistance of the reinforcement, the two ends of the reinforcement are fixed by the tensile fixing mechanism and the power mechanism respectively, then the power mechanism is used to apply tension to the reinforcement until the specified tension is applied to the reinforcement, and then whether the reinforcement is fractured or deformed can be observed to determine whether the tensile strength of the reinforcement is qualified; when detecting the bending resistance of the reinforcement, the upper end of the reinforcement is fixed by the bending fixing mechanism, then the pushing mechanism is installed on the power mechanism, and then the power mechanism is used to apply a certain pushing force to the reinforcement by the pushing mechanism until the pushing force reaches a specified value, and then whether the reinforcement is deformed can be observed to estimate the bending resistance of the reinforcement; the horizontal hydraulic tension testing machine can not only detect the tensile resistance of the reinforcement, but also detect the bending resistance of the reinforcement, is convenient to use, has low limitations and is highly practical.

[0005] Preferably, the anti-tension fixing mechanism comprises a support plate, a connecting plate, a tension meter and a three-jaw chuck A, the support plate is fixedly installed on the base plate, the tension meter is fixedly installed on the support plate through the connecting plate, and the three-jaw chuck A is fixedly installed on the tension meter; when the anti-tension detection of the steel bar is performed, one end of the steel bar is fixed through the three-jaw chuck A, the other end of the steel bar is fixed through the power mechanism, and then the power mechanism is used to apply tension to the steel bar, so that the anti-tension detection of the steel bar is facilitated.

[0006] Preferably, the power mechanism comprises a lifting mechanism, a fixed plate, a hydraulic cylinder, a moving rod and a three-jaw chuck B, the fixed plate is installed on the base plate through the lifting mechanism, the lifting mechanism is used to lift the fixed plate, the hydraulic cylinder is fixedly installed on the fixed plate, the moving rod is slidably installed on the fixed plate, the right end of the moving rod is connected with the output end of the hydraulic cylinder, and the three-jaw chuck B is fixedly installed on the left end of the moving rod; when the anti-tension detection of the steel bar is performed, the left and right ends of the steel bar are clamped and fixed through the three-jaw chuck A and the three-jaw chuck B respectively, then the moving rod drives the three-jaw chuck B to move rightwards through the hydraulic cylinder, so that a rightward tension is applied to the steel bar, and the deformation degree of the steel bar under the tension is detected, so that the anti-tension strength of the steel bar can be inferred.

[0007] Preferably, the bending fixing mechanism comprises a lifting frame and a three-jaw chuck C, the three-jaw chuck C is fixedly installed on the lower end of the lifting frame; the lifting frame is fixedly hoisted on the support in the workshop; when the anti-bending detection of the steel bar is performed, the upper end of the steel bar is clamped and fixed through the three-jaw chuck C, and then a pushing force is applied to the steel bar, so that the bending condition of the steel bar under the pushing force is detected, thereby facilitating the anti-bending detection of the steel bar.

[0008] Preferably, the pushing mechanism comprises a connecting column, a pushing meter and a pushing plate, the pushing plate is fixedly installed on the connecting column through the pushing meter; when the anti-bending detection of the steel bar is performed, the right end of the connecting column is clamped and fixed through the three-jaw chuck B, then the upper end of the steel bar is clamped and fixed through the three-jaw chuck C, the hydraulic cylinder is opened, the hydraulic cylinder drives the connecting column to move leftwards through the moving rod, the connecting column drives the pushing plate to move leftwards through the pushing meter, the pushing plate is in contact with the steel bar, the pushing plate applies a pushing force to the steel bar, until the pushing force applied by the pushing plate to the steel bar reaches a specified value, and then whether the steel bar is deformed is observed, so that the anti-bending capacity of the steel bar can be inferred.

[0009] Preferably, the lifting mechanism comprises a cylinder, a push rod, a fixed column, a sliding column and a lifting plate, the cylinder is fixedly installed on the bottom plate, the lower end of the push rod is connected with the output end of the cylinder, the fixed column is fixedly installed on the upper end of the bottom plate, the lower part of the sliding column is slidably installed on the fixed column, the lifting plate is fixedly installed on the upper end of the sliding column and the push rod, and the fixed plate is fixedly installed on the upper end of the lifting plate; when the bending resistance of the steel bar is detected, the cylinder is opened, the cylinder drives the lifting plate to adjust the height through the push rod, the moving rod drives the three-jaw chuck B and the connecting column to adjust the height, and the thrust meter and the push plate adjust the height, since the height of the push plate can be adjusted, the push plate can apply a thrust force to different positions of the steel bar, and the bending resistance of the steel bar is conveniently detected.

[0010] Preferably, a dust cover is arranged on the hydraulic cylinder.

[0011] Compared with the prior art, the utility model has the advantages that not only the tensile detection of the steel bar can be carried out, but also the bending resistance of the steel bar can be detected, the utility model is convenient to use, low in limitation and high in practicability. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 Fig. 1 is a first axonometric structural schematic view of the utility model when the tensile detection is carried out;

[0013] Figure 2 Fig. 2 is a second axonometric structural schematic view of the utility model when the tensile detection is carried out;

[0014] Figure 3 Fig. 3 is a structural schematic view of the utility model when the bending detection is carried out;

[0015] Figure 4 Fig. 4 is a structural schematic view of the power mechanism;

[0016] Figure 5 Fig. 5 is a structural schematic view of the pushing mechanism.

[0017] Markings in the drawings: 1, bottom plate; 2, support plate; 3, connecting plate; 4, tension meter; 5, three-jaw chuck A; 6, fixed plate; 7, hydraulic cylinder; 8, moving rod; 9, three-jaw chuck B; 10, hoisting frame; 11, three-jaw chuck C; 12, connecting column; 13, thrust meter; 14, push plate; 15, cylinder; 16, push rod; 17, fixed column; 18, sliding column; 19, lifting plate; 20, steel bar. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the related drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Embodiment 1

[0020] As Figures 1 to 5 , the horizontal hydraulic tension testing machine comprises a bottom plate 1, a tensile fixing mechanism, a bending fixing mechanism, a power mechanism and a pushing mechanism, the tensile fixing mechanism is installed on the bottom plate 1, the tensile fixing mechanism has a fixing function, the bending fixing mechanism is used for fixing the steel bar 20, the power mechanism is installed on the bottom plate 1, the power mechanism has the functions of clamping and providing power, and the pushing mechanism is used for pushing the steel bar 20; when the tensile detection of the steel bar 20 is carried out, the two ends of the steel bar 20 are fixed through the tensile fixing mechanism and the power mechanism respectively, then the power mechanism is used for applying a tensile force to the steel bar 20, until the tensile force applied to the steel bar 20 reaches a specified value, and then whether the steel bar 20 is fractured or deformed can be observed to know whether the tensile strength of the steel bar 20 is qualified; when the bending detection of the steel bar 20 is carried out, the upper end of the steel bar 20 is fixed through the bending fixing mechanism, then the pushing mechanism is installed on the power mechanism, and then the pushing mechanism is used for applying a certain pushing force to the steel bar 20 through the power mechanism, until the pushing force reaches a specified value, and then whether the steel bar 20 is deformed can be observed to infer the bending resistance of the steel bar 20; the horizontal hydraulic tension testing machine not only can carry out the tensile detection of the steel bar 20, but also can detect the bending resistance of the steel bar 20, is convenient to use, has low limitation and high practicability.

[0021] As Figure 1 , the tensile fixing mechanism comprises a support plate 2, a connecting plate 3, a tension meter 4 and a three-jaw chuck A 5, the support plate 2 is fixedly installed on the bottom plate 1, the tension meter 4 is fixedly installed on the support plate 2 through the connecting plate 3, and the three-jaw chuck A 5 is fixedly installed on the tension meter 4; when the tensile detection of the steel bar 20 is carried out, one end of the steel bar 20 is fixed through the three-jaw chuck A 5, the other end of the steel bar 20 is fixed through the power mechanism, and then the power mechanism is used for applying a tensile force to the steel bar 20; the tensile detection of the steel bar 20 is facilitated.

[0022] As Figure 1 and Figure 4 , the power mechanism comprises a lifting mechanism, a fixed plate 6, a hydraulic cylinder 7, a moving rod 8 and a three-jaw chuck B 9, the fixed plate 6 is installed on the bottom plate 1 through the lifting mechanism, the lifting mechanism is used for lifting the fixed plate 6, the hydraulic cylinder 7 is fixedly installed on the fixed plate 6, the moving rod 8 is slidably installed on the fixed plate 6, the right end of the moving rod 8 is connected with the output end of the hydraulic cylinder 7, and the three-jaw chuck B 9 is fixedly installed on the left end of the moving rod 8; when the tensile detection of the steel bar 20 is carried out, the left and right ends of the steel bar 20 are clamped and fixed through the three-jaw chuck A 5 and the three-jaw chuck B 9 respectively, then the moving rod 8 is driven by the hydraulic cylinder 7 to move rightwards, and then a rightward tensile force is applied to the steel bar 20, and the deformation degree of the steel bar 20 under the tensile force can be inferred to infer the tensile strength of the steel bar 20.

[0023] As Figure 1 And Figure 3 , the bending fixing mechanism includes a lifting frame 10 and a three-jaw chuck C11, the three-jaw chuck C11 is fixedly installed at the lower end of the lifting frame 10; the lifting frame 10 is fixedly lifted on the support in the workshop; when the bending resistance of the steel bar 20 is detected, the upper end of the steel bar 20 is clamped and fixed by the three-jaw chuck C11, then the pushing force is applied to the steel bar 20, and the bending condition of the steel bar 20 under the pushing force is detected, which facilitates the bending resistance detection of the steel bar 20.

[0024] As Figure 3 And Figure 5 , the pushing mechanism includes a connecting column 12, a pushing force meter 13 and a pushing plate 14, the pushing plate 14 is fixedly installed on the connecting column 12 through the pushing force meter 13; when the bending resistance of the steel bar 20 is detected, the right end of the connecting column 12 is clamped and fixed by the three-jaw chuck B9, then the upper end of the steel bar 20 is clamped and fixed by the three-jaw chuck C11, then the hydraulic cylinder 7 is opened, the hydraulic cylinder 7 drives the three-jaw chuck B9 to move the connecting column 12 to the left through the moving rod 8, the connecting column 12 drives the pushing plate 14 to move to the left through the pushing force meter 13, the pushing plate 14 contacts the steel bar 20, the pushing plate 14 applies the pushing force to the steel bar 20, until the pushing force applied by the pushing plate 14 to the steel bar 20 reaches a specified value, then whether the steel bar 20 is deformed is observed, which can infer the bending resistance of the steel bar 20.

[0025] As Figure 4 , the lifting mechanism includes a pneumatic cylinder 15, a pushing rod 16, a fixed column 17, a sliding column 18 and a lifting plate 19, the pneumatic cylinder 15 is fixedly installed on the bottom plate 1, the lower end of the pushing rod 16 is connected with the output end of the pneumatic cylinder 15, the fixed column 17 is fixedly installed at the upper end of the bottom plate 1, the lower part of the sliding column 18 is slidably installed on the fixed column 17, the lifting plate 19 is fixedly installed on the upper end of the sliding column 18 and the pushing rod 16, and the fixed plate 6 is fixedly installed on the upper end of the lifting plate 19; when the bending resistance of the steel bar 20 is detected, the pneumatic cylinder 15 is opened, the pneumatic cylinder 15 drives the lifting plate 19 to adjust the height through the pushing rod 16, and then the moving rod 8 drives the three-jaw chuck B9 and the connecting column 12 to adjust the height, and then the pushing force meter 13 and the pushing plate 14 adjust the height, since the height of the pushing plate 14 can be adjusted, the pushing plate 14 can apply the pushing force to different parts of the steel bar 20, which facilitates the bending resistance detection of the steel bar 20. The dust cover is arranged on the hydraulic cylinder 7.

[0026] Example 2

[0027] On the basis of example 1, the lifting mechanism can also use a lifting platform, the fixed plate 6 is installed on the lifting platform, and the height of the fixed plate 6 can also be adjusted.

[0028] The tension meter 4, the three-jaw chuck A 5, the thrust meter 13, the air cylinder 15 and the lifting plate 19 of the horizontal hydraulic tension testing machine are all purchased on the market, and the technical personnel in the industry only needs to install and operate according to the attached instruction manual, and no creative labor of the technical personnel in the field is needed.

[0029] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary technical personnel in the technical field, without departing from the technical principle of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. A horizontal hydraulic tensile testing machine comprising a base plate (1); characterized in that, It also includes anti-pulling fixing mechanism, bending fixing mechanism, power mechanism and pushing mechanism, the anti-pulling fixing mechanism is installed on the bottom plate (1), the anti-pulling fixing mechanism has the function of fixing, the bending fixing mechanism is used for fixing the reinforcing steel bars (20), the power mechanism is installed on the bottom plate (1), the power mechanism has the function of clamping and providing power, the pushing mechanism is used for pushing the reinforcing steel bars (20).

2. A horizontal hydraulic tension testing machine as claimed in claim 1, characterized in that The anti-pulling fixing mechanism includes a support plate (2), a connecting plate (3), a tension meter (4) and a three-jaw chuck A (5), the support plate (2) is fixedly installed on the bottom plate (1), the tension meter (4) is fixedly installed on the support plate (2) through the connecting plate (3), and the three-jaw chuck A (5) is fixedly installed on the tension meter (4).

3. A horizontal hydraulic tension testing machine as claimed in claim 1, wherein, The power mechanism includes a lifting mechanism, a fixed plate (6), a hydraulic cylinder (7), a moving rod (8) and a three-jaw chuck B (9), the fixed plate (6) is installed on the bottom plate (1) through the lifting mechanism, the lifting mechanism is used for lifting the fixed plate (6), the hydraulic cylinder (7) is fixedly installed on the fixed plate (6), the moving rod (8) is slidably installed on the fixed plate (6), the right end of the moving rod (8) is connected with the output end of the hydraulic cylinder (7), and the three-jaw chuck B (9) is fixedly installed on the left end of the moving rod (8).

4. A horizontal hydraulic tension testing machine as claimed in claim 1, wherein, The bending fixing mechanism includes a lifting frame (10) and a three-jaw chuck C (11), and the three-jaw chuck C (11) is fixedly installed on the lower end of the lifting frame (10).

5. A horizontal hydraulic tension testing machine as claimed in claim 1, wherein, The pushing mechanism includes a connecting column (12), a thrust meter (13) and a pushing plate (14), and the pushing plate (14) is fixedly installed on the connecting column (12) through the thrust meter (13).

6. A horizontal hydraulic tension testing machine as claimed in claim 3, wherein, The lifting mechanism includes a cylinder (15), a push rod (16), a fixed column (17), a sliding column (18) and a lifting plate (19), the cylinder (15) is fixedly installed on the bottom plate (1), the lower end of the push rod (16) is connected with the output end of the cylinder (15), the fixed column (17) is fixedly installed on the upper end of the bottom plate (1), the lower part of the sliding column (18) is slidably installed on the fixed column (17), the lifting plate (19) is fixedly installed on the upper end of the sliding column (18) and the push rod (16), and the fixed plate (6) is fixedly installed on the upper end of the lifting plate (19).

7. A horizontal hydraulic tension testing machine as claimed in claim 3, wherein, A dust cover is arranged on the hydraulic cylinder (7).

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