Steel bar bending test device

Abstract

The utility model provides a steel bar bending test device. The steel bar bending test device comprises a base, a supporting block, a control panel, a first sliding hole, a second sliding hole, a hydraulic rod, a motor, an adjustable clamping supporting frame structure and a rotatable multi-direction pushing frame structure. Through the arrangement of the base, the first sliding hole, the motor, the moving block, the supporting plate, the threaded rod, the bending column and the sleeving ring, the threaded rod can be driven to rotate through the motor in the bending test process, then the moving block is driven to move, and the purpose of conveniently adjusting the clamping position in the bending test process is achieved; the base, the second sliding hole, the hydraulic rod, the T-shaped moving seat, the fixing plate, an electric rod, a U-shaped seat, a U-shaped frame and a pushing wheel are arranged in a matched manner, so that after the T-shaped moving seat is pushed to move through the hydraulic rod in the bending test process, the U-shaped seat is pushed to move through the electric rod, and multi-direction bending test work can be conveniently carried out in the use process.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel bar bending test equipment, in particular to a steel bar bending test device. Background Art

[0002] Rebar refers to steel used for reinforced concrete and prestressed reinforced concrete, with a circular cross section, sometimes a square with rounded corners. Tensile strength is the tensile value obtained by dividing the maximum tensile force that the steel bar can bear before it is broken by the cross-sectional area of ​​the steel bar. Tensile strength is also called ultimate strength. It is an indispensable guarantee item in the mechanical properties of steel bars, because tensile strength is the ultimate ability of steel bars to withstand static loads, which can indicate how much strength reserves the steel bar has after reaching the yield point. It is an important indicator for resisting plastic failure. The existing steel bar bending test device includes a base, a fixing device, a fixing block, a threaded column, a clamping block, a screw head, a mounting plate, a fixing sleeve, a bending assembly, a first gear, a swing plate, a slide, a slider, a bending column, a fixing screw, a pressure sensing assembly, a first rack, a pressure sensor, a second rack, a guide block, a drive device, a second gear, a baffle, a slot, and a control panel. This steel bar bending test device is not convenient for adjusting the steel bar clamping position during the bending test and is not convenient for multi-directional bending tests during the test. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a steel bar bending test device, which improves the steel bar clamping mechanism during the test to facilitate the clamping position adjustment during the bending test and improves the pushing mechanism during the experiment to facilitate the purpose of multi-directional bending tests.

[0004] A steel bar bending test device comprises a base, wherein support blocks are bolted to the four corners of the bottom end of the base respectively; a control panel is bolted to the left upper part of the front surface of the base; a first sliding hole is provided inside the left upper end of the base; a second sliding hole is provided on the right upper end of the base; a hydraulic rod is bolted to the right upper part of the front surface of the base; a motor is bolted to the middle position of the left top of the base, and is characterized in that an adjustable clamping support frame structure is provided inside the first sliding hole; and a rotatable multi-directional pushing frame structure is provided inside the second sliding hole.

[0005] Preferably, the adjustable clamping support frame structure includes a moving block, and support plates are bolted to the front and rear of the upper end of the moving block respectively; a threaded rod is threaded through the inner middle position of the moving block; a bending column is bolted to the front and rear of the upper middle position of the moving block respectively; and a sleeve ring is sleeved on the outer wall of the bending column.

[0006] Preferably, the rotatable multi-directional pushing frame structure includes a T-shaped moving seat, a fixing plate is bolted to the right side of the upper end of the T-shaped moving seat; an electric rod is bolted to the middle position on the right side of the fixing plate and is penetrated; the left end pin shaft of the electric rod is connected to the middle position inside the front end of the U-shaped seat; the U-shaped seat is bolted to the middle position of the front end of the U-shaped frame; and a pushing wheel is connected to the pin shaft at the middle position inside the rear end of the U-shaped frame.

[0007] Compared with the prior art, the beneficial effects of the utility model are:

[0008] 1. In the utility model, the arrangement of the base, the first sliding hole, the motor, the moving block, the support plate, the threaded rod, the bending column and the sleeve ring is conducive to driving the threaded rod to rotate by the motor during the bending test, and then driving the moving block to move, so as to facilitate the purpose of adjusting the clamping position during the bending test.

[0009] 2. In the utility model, the base, the second sliding hole, the hydraulic rod, the T-shaped movable seat, the fixed plate, the electric rod, the U-shaped seat, the U-shaped frame and the driving wheel are arranged in coordination with each other, which is conducive to pushing the T-shaped movable seat to move through the hydraulic rod during the bending test, and then pushing the U-shaped seat to move through the electric rod, so as to facilitate multi-directional bending test work during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model.

[0011] Figure 2 It is a structural schematic diagram of the adjustable clamping support frame structure of the utility model.

[0012] Figure 3 It is a structural schematic diagram of a rotatable multi-directional pushing frame structure of the utility model.

[0013] In the figure:

[0014] 1. Base; 2. Support block; 3. Control panel; 4. First slide hole; 5. Second slide hole; 6. Hydraulic rod; 7. Motor; 8. Adjustable clamping support frame structure; 81. Moving block; 82. Support plate; 83. Threaded rod; 84. Bending column; 85. Sleeve ring; 9. Rotatable multi-directional pushing frame structure; 91. T-shaped moving seat; 92. Fixed plate; 93. Electric rod; 94. U-shaped seat; 95. U-shaped frame; 96. Push wheel. DETAILED DESCRIPTION

[0015] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2As shown, a steel bar bending test device comprises a base 1, a support block 2, a control panel 3, a first sliding hole 4, a second sliding hole 5, a hydraulic rod 6, a motor 7, an adjustable clamping support frame structure 8 and a rotatable multi-directional pushing frame structure 9, wherein the support blocks 2 are bolted to the four corners of the bottom end of the base 1; the control panel 3 is bolted to the left upper part of the front surface of the base 1; a first sliding hole 4 is provided inside the left upper end of the base 1; a second sliding hole 5 is provided on the right upper end of the base 1; a hydraulic rod 6 is bolted to the right upper part of the front surface of the base 1; a motor 7 is bolted to the middle position of the left top of the base 1; an adjustable clamping support frame structure 8 is arranged inside the first sliding hole 4; a rotatable multi-directional pushing frame structure 9 is arranged inside the second sliding hole 5; the adjustable clamping support frame structure 8 comprises a moving block 81, a support plate 82, a threaded rod 83, Bending column 84 and sleeve ring 85, the upper front and rear of the moving block 81 are respectively bolted with support plates 82; the inner middle position of the moving block 81 is threaded with a threaded rod 83; the upper middle position of the moving block 81 is respectively bolted with bending columns 84 in front and rear of the upper middle position; the outer wall of the bending column 84 is sleeved with a sleeve ring 85; when in use, the base 1 is fixed in a suitable position, and an external wire is used to connect the external power supply and external control equipment, and then the steel bars to be tested are placed in the upper middle position of the moving block 81 and the steel bars are inserted between the sleeve rings 85, and then according to the needs of the test, the threaded rod 83 is driven to rotate by the motor 7, and the threaded connection between the threaded rod 83 and the moving block 81 is arranged so that the moving block 81 drives the sleeve ring 85 to move to a suitable position, so as to facilitate the purpose of position adjustment according to the needs of the test during the test.

[0016] In this embodiment, combined with the Figure 3As shown, the rotatable multi-directional pushing frame structure 9 includes a T-shaped moving seat 91, a fixing plate 92, an electric rod 93, a U-shaped seat 94, a U-shaped frame 95 and a pushing wheel 96. The fixing plate 92 is bolted to the upper right side of the T-shaped moving seat 91; the electric rod 93 is bolted to the middle position of the right side of the fixing plate 92 and is penetrated; the left end pin of the electric rod 93 is connected to the middle position of the front end of the U-shaped seat 94; the U-shaped seat 94 is bolted to the middle position of the front end of the U-shaped frame 95; the inner middle position of the rear end of the U-shaped frame 95 The pin shaft is connected with a driving wheel 96; after adjusting the position of the sleeve ring 85, the hydraulic rod 6 starts to work to drive the T-shaped moving seat 91 to move, and the driving wheel 96 is driven to move during the movement of the T-shaped moving seat 91, and the steel bar is pushed to move during the movement of the driving wheel 96. After the T-shaped moving seat 91 is pushed to a suitable position, the electric rod 93 drives the U-shaped seat 94 to move, and drives the U-shaped frame 95 and the driving wheel 96 to push the steel bar to move to the left during the movement, thereby realizing multi-directional bending work during the test, thereby completing the bending test.

[0017] In this embodiment, specifically, the first sliding hole 4 is arranged on the left side of the second sliding hole 5 ; and the hydraulic rod 6 passes through the upper right part of the front surface of the base 1 .

[0018] In this embodiment, specifically, a bearing is provided between the bending column 84 and the sleeve ring 85, and the sleeve ring 85 is a stainless steel ring with a concave shape in the middle position.

[0019] In the present embodiment, specifically, the movable block 81 slides through the interior of the first sliding hole 4; the support plates 82 are respectively arranged in front of and behind the upper end of the base 1; the left end of the threaded rod 83 passes through the middle position of the left end of the base 1 and a bearing is provided at the connection and the left end of the threaded rod 83 is bolted to the outer wall of the output shaft of the motor 7.

[0020] In this embodiment, specifically, the U-shaped frame 95 is arranged at the middle position behind the upper end of the T-shaped moving seat 91; the driving wheel 96 adopts a concave stainless steel wheel arranged at the middle position.

[0021] In this embodiment, specifically, the bottom end of the T-shaped movable seat 91 is slidably inserted into the second sliding hole 5 ; the rear end bolt of the hydraulic rod 6 is fixed to the middle position of the bottom front end of the T-shaped movable seat 91 .

[0022] How it works

[0023] In the utility model, when in use, the base 1 is fixed in a suitable position, and an external wire is used to connect an external power supply and an external control device, and then the steel bar to be tested is placed in the middle position of the upper end of the moving block 81 and the steel bar is inserted between the sleeve rings 85, and then according to the needs of the test, the threaded rod 83 is driven to rotate by the motor 7, and the threaded connection arrangement of the threaded rod 83 and the moving block 81 is made so that the moving block 81 drives the sleeve ring 85 to move to a suitable position, which is convenient for the purpose of position adjustment according to the needs of the test during the test. After adjusting the position of the sleeve ring 85, the hydraulic rod 6 starts to work to push the T-shaped moving seat 91 to move, and the driving wheel 96 is driven to move during the movement of the T-shaped moving seat 91, and the steel bar is pushed to move during the movement of the driving wheel 96. After the T-shaped moving seat 91 is pushed to a suitable position, the electric rod 93 drives the U-shaped seat 94 to move, and drives the U-shaped frame 95 and the driving wheel 96 to push the steel bar to move to the left during the movement, so as to realize multi-directional bending work during the test, thereby completing the bending test work.

[0024] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A steel bar bending test device, comprising a base (1), wherein support blocks (2) are bolted to the four corners of the bottom end of the base (1); a control panel (3) is bolted to the left upper part of the front surface of the base (1); a first sliding hole (4) is provided inside the left upper end of the base (1); a second sliding hole (5) is provided on the right upper end of the base (1); a hydraulic rod (6) is bolted to the right upper part of the front surface of the base (1); a motor (7) is bolted to the middle position of the left top of the base (1); and the characteristics are that: The first sliding hole (4) in the steel bar bending test device is provided with an adjustable clamping support frame structure (8) inside; and the second sliding hole (5) is provided with a rotatable multi-directional pushing frame structure (9) inside.

2. The steel bar bending test device according to claim 1, characterized in that: The adjustable clamping support frame structure (8) comprises a moving block (81), wherein a support plate (82) is bolted to the front and rear of the upper end of the moving block (81); a threaded rod (83) is threadedly penetrated through the middle position of the inner part of the moving block (81); a bending column (84) is bolted to the front and rear of the upper end of the moving block (81); and a sleeve ring (85) is sleeved on the outer wall of the bending column (84).

3. The steel bar bending test device according to claim 1, characterized in that: The rotatable multi-directional pushing frame structure (9) comprises a T-shaped moving seat (91), a fixing plate (92) is bolted to the right side of the upper end of the T-shaped moving seat (91); an electric rod (93) is bolted to the middle position of the right side of the fixing plate (92) and is penetrated; the left end pin of the electric rod (93) is connected to the middle position of the front end of the U-shaped seat (94); the U-shaped seat (94) is bolted to the middle position of the front end of the U-shaped frame (95); and a pushing wheel (96) is pin-connected to the middle position of the rear end of the U-shaped frame (95).

4. The steel bar bending test device according to claim 2, characterized in that: The moving block (81) slides through the interior of the first sliding hole (4); the support plate (82) is respectively arranged in front of and behind the upper end of the base (1); the left end of the threaded rod (83) passes through the middle position of the left end of the base (1) and a bearing is arranged at the connection; the left end of the threaded rod (83) is bolted to the outer wall of the output shaft of the motor (7).

5. The steel bar bending test device according to claim 3, characterized in that: The bottom end of the T-shaped movable seat (91) is slidably inserted into the interior of the second sliding hole (5); the rear end bolt of the hydraulic rod (6) is fixed to the middle position of the bottom front end of the T-shaped movable seat (91).

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