Reinforcing steel bar mechanical property detection equipment

Abstract

The utility model relates to the technical field of reinforcing steel bar mechanical property detection, and particularly discloses reinforcing steel bar mechanical property detection equipment which comprises a workbench, clamping assemblies detachably connected to the two sides of the workbench respectively and used for fixing the two ends of a reinforcing steel bar, and a plurality of bending hydraulic assemblies detachably connected to the workbench. The bending hydraulic assemblies are arranged between the clamping assemblies on the two sides and located on the two sides of the to-be-detected reinforcing steel bar correspondingly, and the problem that in traditional reinforcing steel bar mechanical property detection equipment, bending resistance detection can only be conducted on one position of the reinforcing steel bar, and the obtained data amount is insufficient is solved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of steel bar mechanical property detection, and discloses a steel bar mechanical property detection device. BACKGROUND

[0002] The steel bar is a steel material used for steel reinforced concrete and prestressed reinforced concrete, has a circular cross section, and has mechanical property indexes of tensile property, impact toughness and fatigue resistance in a production process.

[0003] After the production of the steel bar is completed, sampling detection needs to be performed on the produced batch of steel bars, and in the prior art, a steel bar mechanical property detection device is usually used to detect the mechanical property of the steel bar.

[0004] The clamping assembly, the bending hydraulic cylinder and the detection assembly in the steel bar mechanical property detection device are fixedly installed on the detection platform, the relative positions between the structures are fixed, and in the process of performing the bending resistance detection on the steel bar, only one position can be detected through the bending hydraulic cylinder, and in the process of using the steel bar, the force position is not only one position. Therefore, the data obtained by performing the bending resistance detection on only one position of the steel bar is insufficient.

[0005] Therefore, the application provides a steel bar mechanical property detection device to solve the above problems. CONTENT OF THE UTILITY MODEL

[0006] The utility model aims at solving the problem that the traditional steel bar mechanical property detection device can only perform bending resistance detection on one position of the steel bar and the obtained data is insufficient.

[0007] To achieve the above purpose, the basic scheme of the utility model provides a steel bar mechanical property detection device, which comprises a workbench, clamping assemblies respectively and detachably connected to two sides of the workbench and used for fixing two end portions of a steel bar, and a plurality of bending hydraulic assemblies detachably connected to the workbench.

[0008] Further, the clamping assembly comprises a main clamping structure and an auxiliary clamping structure, and the main clamping structure and the auxiliary clamping structure each comprise a first support plate detachably connected to the workbench, clamping pieces arranged above the first support plate and capable of being engaged with each other, and a control structure arranged above the first support plate and used for adjusting the extension length of the clamping pieces.

[0009] Further, the clamping member comprises a main clamping jaw arranged on the main clamping structure and a sub clamping jaw arranged on the sub clamping structure and capable of engaging with the main clamping jaw.

[0010] Further, the bending hydraulic assembly comprises a second support plate detachably connected with the workbench, a resisting plate arranged above the second support plate and a hydraulic cylinder arranged above the second support plate and used for adjusting the extending length of the resisting plate.

[0011] Further, a plurality of parallel sliding grooves are arranged on the workbench, the first support plate and the second support plate are both provided with sliding blocks which are slidably connected in the sliding grooves, and the sliding blocks are further provided with positioning structures.

[0012] Further, the sliding grooves are all provided with positioning plates, the positioning plates are all provided with positioning grooves, sliding cavities for the sliding blocks to slide in are formed between the lower surfaces of the sliding grooves and the positioning plates, and the positioning structures comprise screw rods which are fixed on the sliding blocks and pass through the positioning grooves and nuts which are screwed on the screw rods above the positioning plates.

[0013] Further, the positioning plates are both provided with accommodating grooves which are formed between the end surfaces of the positioning plates and the inner end surfaces of the sliding grooves and can accommodate the sliding blocks.

[0014] The principle and effects of the present application are as follows:

[0015] Compared with the prior art, the utility model discloses can install multiple bending hydraulic assemblies on the support table simultaneously to simulate the situation that the steel bar suffers from multiple forces during use, can control the position and number of stress points, can obtain multiple complete data simultaneously, and solves the problem that the traditional steel bar mechanical property detection equipment can only detect the bending resistance of the steel bar at one position and the obtained data is insufficient. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0017] Figure 1 A schematic diagram of a steel bar mechanical property detection equipment according to an embodiment of the present application is shown;

[0018] Figure 2 A partial schematic diagram of a steel bar mechanical property detection equipment according to an embodiment of the present application is shown. DETAILED DESCRIPTION

[0019] In order to further illustrate the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the following will combine with the drawings and the preferred embodiments to specifically explain the specific implementation manners, structures, features and effects of the utility model.

[0020] The reference signs in the drawings of the specification include: support table 1, chute 2, positioning plate 3, containing groove 4, first support plate 5, hydraulic cylinder 6, stop plate 7, horizontal guide table 8, sleeve 9, threaded rod 10, screw rod 11, main clamping jaw 12, sliding block 13, guide rod 14, nut 15.

[0021] A kind of steel mechanical property detection equipment, as shown in Figure 1 And Figure 2 As shown in

[0022] Including workbench, two groups of clamping assemblies installed on workbench and bending hydraulic assembly installed on workbench, in the embodiment, there are two groups of bending hydraulic assembly, of course, in other embodiments, the number of bending hydraulic assembly installation can be increased or reduced according to demand.

[0023] Clamping assembly includes main clamping structure and auxiliary clamping structure, and the main clamping structure and auxiliary clamping structure both include first support plate 5, clamping piece installed above first support plate 5 and control structure installed above first support plate 5 and used for adjusting the length of clamping piece.

[0024] Specifically, control structure includes vertical guide table fixedly installed on the inner side of the top surface of first support plate 5, horizontal guide table 8 fixedly installed on the top of vertical guide table and inclined guide table fixedly installed on the outer side of the top surface of first support plate 5 and the end of horizontal guide table 8, first through hole and second through hole are coaxially through on vertical guide table and inclined guide table, guide sliding hole is also opened on the inner side of first through hole, one sleeve 9 is fixedly installed on the outer side of second through hole and inclined guide table coaxially, internal thread groove is opened on the inner side of sleeve 9, control structure further includes threaded rod 10 installed through sleeve 9 and guide rod 14 installed through first through hole, the inner side end of guide rod 14 is connected with clamping piece, the outer side end of guide rod 14 extends into sleeve 9, the outer side end of threaded rod 10 is engaged with internal thread in sleeve 9 and the outer side end of threaded rod 10 extends out of sleeve 9, the inner side end of threaded rod 10 is fitted with guide rod 14, and T-shaped ring groove is opened on the inner side end of threaded rod 10, the outer side end of guide rod 14 is integrally formed with T-shaped ring table which is put into T-shaped ring groove and can rotate in T-shaped ring groove. Further, cross groove is opened on the end face of the outer side end of threaded rod 10, which is used to assist rotating threaded rod 10.

[0025] In the embodiment, the clamping members include main clamping jaws 12 fixedly installed on the inner side end of the guide rod 14 in the main clamping structure and auxiliary clamping jaws fixedly installed on the inner side end of the guide rod 14 in the auxiliary clamping structure, the main clamping jaws 12 and the auxiliary clamping jaws can be engaged with each other, and the two inner side surfaces of the main clamping jaws 12 and the auxiliary clamping jaws are outwardly opened inclined surfaces, so that the main clamping jaws 12 and the auxiliary clamping jaws can clamp the steel bars passing through the inner side when the main clamping jaws 12 and the auxiliary clamping jaws are engaged.

[0026] The bending hydraulic assembly includes a second support plate installed on the workbench, a resisting plate 7 installed above the second support plate, and a hydraulic cylinder 6 installed above the second support plate, the resisting plate 7 is fixedly installed on the output end of the hydraulic cylinder 6, the extending length of the resisting plate 7 can be adjusted by moving the output end of the hydraulic cylinder 6, and the steel bars can be bent by the resisting plate 7 abutting against the steel bars.

[0027] Four parallel sliding grooves 2 are formed on the workbench, the first support plate 5 and the second support plate are integrally formed with sliding blocks 13 on the two sides of the bottom, the sliding blocks 13 can be placed in the sliding grooves 2, and positioning structures are installed on the sliding blocks 13.

[0028] The sliding blocks 13 can slide in the sliding grooves 2, and the positioning structures are formed on the same end of the positioning grooves and the same end of the positioning plates 3.

[0029] In the embodiment, the sliding blocks 13 are L-shaped, the third through holes are formed in the bottoms of the sliding blocks 13 and the threaded rods 11 are installed in the third through holes, the top ends of the threaded rods 11 extend out of the sliding blocks 13 and can slide into the positioning grooves, the top ends of the threaded rods 11 further extend out of the positioning grooves and are above the positioning plates 3, the threaded rods 11 are screwed with the nuts 15, the limiting rotation holes are coaxially formed in the bottoms of the sliding blocks 13 and the third through holes, the bottoms of the threaded rods 11 extend into the limiting rotation holes and are screwed with the nuts, and the sliding blocks 13 and the positioning plates 3 are fastened by the upper and lower nuts.

[0030] In use, two sets of clamping assemblies and two sets of bending hydraulic assemblies are installed in advance, the main clamping structure and the auxiliary clamping structure in the two sets of clamping assemblies can be moved by unscrewing the nuts above the positioning plates 3, the main clamping structure and the auxiliary clamping structure in the same set of clamping assemblies can be fixed by aligning and screwing the nuts, and the main clamping jaws 12 and the auxiliary clamping jaws in the main clamping structure and the auxiliary clamping structure are close to each other and clamped on the outer side of the steel bars by rotating the threaded rods 10.

[0031] After determining the position to be detected, moving the second support plate to the corresponding position, starting the hydraulic cylinder 6, and then extending the output end of the second cylinder to bend the reinforcing bar, the bending resistance of the reinforcing bar can be detected by measuring the hydraulic oil pressure of the hydraulic cylinder 6 and the existing bending angle detection unit.

[0032] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application has been disclosed as above with a preferred embodiment, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above disclosed technical content to obtain equivalent embodiments with equivalent changes, without departing from the technical solution of the present application. Any modification, equivalent change and modification of the above embodiments, which does not depart from the technical solution of the present application, is still within the scope of the technical solution of the present application.

Claims

1. A reinforcing bar mechanical property testing apparatus, characterized by, The utility model provides a steel bar bending test device, including workbench, respectively detachable connection in workbench both sides and be used for fixing the clamping assembly of steel bar two end portions and a plurality of detachable connection on workbench and bend hydraulic assembly, bend hydraulic assembly is equipped between both sides clamping assembly, and is located two sides of the steel bar to be measured respectively.

2. The steel bar mechanical property detection device according to claim 1, characterized in that, The clamping assembly comprises a main clamping structure and a secondary clamping structure, and the main clamping structure and the secondary clamping structure each comprise a first support plate detachably connected with the workbench, clamping pieces arranged above the first support plate and capable of engaging with each other, and a control structure arranged above the first support plate and used for adjusting the extension length of the clamping pieces.

3. The steel bar mechanical property detection device according to claim 2, characterized in that, The clamping pieces comprise main clamping jaws arranged on the main clamping structure and secondary clamping jaws arranged on the secondary clamping structure and capable of engaging with the main clamping jaws.

4. The steel bar mechanical property detection device according to claim 2, characterized in that, The bend hydraulic assembly comprises a second support plate detachably connected with the workbench, a resisting plate arranged above the second support plate, and a hydraulic cylinder arranged above the second support plate and used for adjusting the extension length of the resisting plate.

5. The steel bar mechanical property testing apparatus according to claim 4, wherein The workbench is provided with a plurality of parallel sliding grooves, and the first support plate and the second support plate are each provided with a sliding block slidably connected in the sliding groove.

6. The steel bar mechanical property testing apparatus according to claim 5, wherein The sliding groove is provided with a positioning plate, and the positioning plate is provided with a positioning groove.

7. The steel bar mechanical property testing apparatus according to claim 6, wherein The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning structure comprises a screw rod fixed to the sliding block and penetrating through the positioning groove, and a nut screwed on the screw rod above the positioning plate. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate, and the positioning plate is provided with a positioning groove. The positioning plate is provided with a positioning plate

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