Steel bar bending device for building steel structure detection

Abstract

The utility model discloses a steel bar bending device for building steel structure detection, which comprises a bending machine main body, the bending machine main body comprises a turntable and a control panel, the middle part of the upper end of the turntable is provided with a central pin shaft, the middle part of the upper end of the turntable is provided with a first chute, and the upper end of the turntable is fixedly connected with a bending mechanism; the bending mechanism comprises a moving mechanism, a fixing plate, two mounting frames and a bending pin shaft, the two mounting frames are located on the two sides of the first sliding groove correspondingly, a third sliding groove is formed in the lower end of each mounting frame, a lead screw and a guide rod are mounted at the side ends of the two mounting frames correspondingly, a second sliding groove is formed in the side end of each mounting frame, and the bending pin shaft is arranged in the second sliding groove. And the bending pin shaft is mounted in the middle of the upper end of the moving mechanism. The lead screw is rotated by rotating the hand wheel, the moving mechanism drives the bending pin shaft at the upper end of the moving mechanism to move, the distance between the bending pin shaft and the center pin shaft is changed, and therefore the variation range of the inner diameter of a bent arc after a steel bar is bent is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar detection equipment, in particular to a steel bar bending device for detecting building steel structures. Background Art

[0002] When testing the performance of steel bars, steel bars are usually cut into fixed lengths and bent to a certain angle or radius using a steel bar bending tester. After bending, they are heated at a constant temperature and bent a second time to observe whether cracks or deformation occur. The bending test can evaluate the flexibility and cold bending properties of the steel bars.

[0003] The commonly used bending machine changes the distance between the bending pin and the center pin through the pin hole on the turntable, thereby controlling the inner diameter of the bending arc after the steel bar is bent. As a result, the distance between the bending pin and the center pin cannot be flexibly adjusted, reducing the flexibility of the device when used. Utility Model Content

[0004] The purpose of the utility model is to provide a steel bar bending device for building steel structure inspection, which can flexibly change the distance between the bending pin and the center pin, thereby increasing the range of variation of the inner diameter of the bending arc after the steel bar is bent and improving the flexibility of the device when used.

[0005] In order to achieve the above-mentioned purpose, a steel bar bending device for detecting building steel structure is provided, comprising: a bending machine body, the bending machine body comprising a turntable and a control panel, a center pin is installed in the middle of the upper end of the turntable, a first slide is opened in the middle of the upper end of the turntable, a bending mechanism is fixedly connected to the upper end of the turntable, and the first slide is located in the middle of the bending mechanism, and the end of the first slide away from the center pin passes through the side end of the turntable; the bending mechanism comprises a moving mechanism, a fixing plate, a mounting frame, and a bending pin, the mounting frame is provided with two and respectively located on both sides of the first slide, and the mounting frame is fixedly connected to the upper end of the turntable, a third slide is opened at the lower end of the mounting frame, and the third slide passes through the side end of the mounting frame, and the third slides at the two side ends of the mounting frame The grooves are facing each other, the fixed plate is fixedly connected to the side ends of the mounting frame, and the fixed plates at the side ends of the two mounting frames are far away from each other, the fixed plates are located at the two ends of the mounting frame, the side ends of the two mounting frames are respectively installed with screw rods and guide rods, and the two ends of the screw rods are respectively rotatably connected to the middle of the fixed plate, and the two ends of the guide rods are respectively fixedly connected to the middle of the fixed plate, and the side ends of the mounting frame are provided with a second slide groove, and the second slide groove is located in the middle of the third slide groove and passes through the mounting frame, the moving mechanism is located between the two mounting frames, and the lower end of the moving mechanism is slidably connected to the inner wall of the first slide groove, the two side ends of the moving mechanism respectively pass through the third slide groove and the second slide groove in the two mounting frames in turn, and the screw rod and the guide rod pass through the moving mechanism, and the bending pin is installed in the middle of the upper end of the moving mechanism. The distance between the bending pin and the center pin can be flexibly changed, thereby increasing the range of variation of the inner diameter of the bending arc after the steel bar is bent, and increasing the flexibility of the device when used.

[0006] According to the steel bar bending device for building steel structure inspection, the moving mechanism includes a support block, an adjustment block, a first slider, and a second slider. The bending pin is installed in the middle of the upper end of the support block. The bottom of the support block is slidably connected to the inner wall of the first slide groove. The second slider is respectively located at the two side ends of the support block, and the second slider is located in the third slide groove and slidably connected to the side wall of the third slide groove. The first slider is fixedly connected to the middle of the side end of the second slider, and the first slider is away from the support block. The first slider is located in the second slide groove and slidably connected to the side wall of the second slide groove. The adjustment block is fixedly connected to the side end of the first slider, and the adjustment block is away from the second slider. The adjustment blocks are respectively located between the fixed plates at both ends of the two adjustment frames, and the screw rod and the guide rod respectively penetrate the adjustment block, the screw rod penetrates the middle of the adjustment block and is threadedly connected to the adjustment block, and the guide rod penetrates the middle of the adjustment block and is slidably connected to the adjustment block. It is used to install the bending pin so that the bending pin can be freely adjusted in the mounting frame.

[0007] According to the steel bar bending device for building steel structure inspection, the side end of the fixing plate is rotatably connected with a rotating hand wheel, and the rotating hand wheel is located at one end of the mounting frame, and one end of the screw rod is fixedly connected to the middle of the rotating hand wheel, so that the staff can control the screw rod to rotate and move the bending pin shaft.

[0008] According to the steel bar bending device for building steel structure inspection, a scale line is arranged at the upper end of the mounting frame, and an indicating arrow is arranged at the middle of the side end of the upper end of the support block, so that the staff can adjust the distance between the bending pin and the center pin.

[0009] According to the steel bar bending device for building steel structure inspection, the bending machine body also includes an insertion seat, a support pin is installed on the insertion seat, and the upper end of the mounting frame is in the same plane as the upper end of the insertion seat, so as to support the steel bar on the insertion seat placed in the device.

[0010] The above scheme has the beneficial effect of rotating the hand wheel to rotate the screw rod, so that the moving mechanism drives the bending pin shaft at its upper end to move, thereby changing the distance between the bending pin shaft and the center pin shaft, thereby increasing the variation range of the inner diameter of the bending arc after the steel bar is bent.

[0011] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0013] Figure 1 This is a three-dimensional structural diagram of a steel bar bending device for building steel structure inspection according to the utility model;

[0014] Figure 2 A three-dimensional diagram of a turntable of a steel bar bending device for inspecting building steel structures according to the utility model;

[0015] Figure 3 This is a three-dimensional structural diagram of a bending mechanism of a steel bar bending device for building steel structure inspection according to the utility model;

[0016] Figure 4 The utility model is a three-dimensional structural diagram of a moving mechanism of a steel bar bending device for detecting building steel structures.

[0017] Legend:

[0018] 1. Bending mechanism; 2. Turntable; 3. Bending machine body; 4. Control panel; 5. First slide; 6. Center pin; 7. Rotating hand wheel; 8. Second slide; 9. Screw; 10. Moving mechanism; 11. Fixed plate; 12. Third slide; 13. Mounting frame; 14. Guide rod; 15. Bending pin; 16. Support block; 17. Adjusting block; 18. First slider; 19. Second slider. DETAILED DESCRIPTION

[0019] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0020] Reference Figure 1-4 The utility model embodiment is a steel bar bending device for building steel structure inspection, which includes: a bending machine body 3, the bending machine body 3 includes a turntable 2 and a control panel 4, a center pin 6 is installed in the middle of the upper end of the turntable 2, a first slide groove 5 is opened in the middle of the upper end of the turntable 2, the upper end of the turntable 2 is fixedly connected with a bending mechanism 1, and the first slide groove 5 is located in the middle of the bending mechanism 1, and the end of the first slide groove 5 away from the center pin 6 passes through the side end of the turntable 2; the bending mechanism 1 includes a moving mechanism 10, a fixed plate 11, a mounting frame 13, and a bending pin 15, the mounting frame 13 is provided with two and is respectively located on both sides of the first slide groove 5, and the mounting frame 13 is fixedly connected to the upper end of the turntable 2, the lower end of the mounting frame 13 is opened with a third slide groove 12, and the third slide groove 12 passes through the side end of the mounting frame 13, the third slide grooves 12 at the side ends of the two mounting frames 13 face each other, and the fixed plate 1 1 is fixedly connected to the side end of the mounting frame 13, and the fixing plates 11 at the side ends of the two mounting frames 13 are far away from each other, and the fixing plates 11 are located at the two ends of the mounting frame 13. The side ends of the two mounting frames 13 are respectively installed with screw rods 9 and guide rods 14, and the two ends of the screw rod 9 are respectively rotatably connected to the middle part of the fixing plate 11, and the two ends of the guide rod 14 are respectively fixedly connected to the middle part of the fixing plate 11. The side end of the mounting frame 13 is provided with a second slide groove 8, and the second slide groove 8 is located in the middle of the third slide groove 12 and penetrates the mounting frame 13. The moving mechanism 10 is located between the two mounting frames 13, and the lower end of the moving mechanism 10 is slidably connected to the inner wall of the first slide groove 5. The two side ends of the moving mechanism 10 respectively pass through the third slide groove 12 and the second slide groove 8 in the two mounting frames 13 in sequence, and the screw rod 9 and the guide rod 14 penetrate the moving mechanism 10, and the bending pin shaft 15 is installed in the middle part of the upper end of the moving mechanism 10.

[0021] The moving mechanism 10 includes a supporting block 16, an adjusting block 17, a first slider 18, and a second slider 19. The bending pin 15 is installed in the middle of the upper end of the supporting block 16. The bottom of the supporting block 16 is slidably connected to the inner wall of the first slide groove 5. The second slider 19 is respectively located at the two side ends of the supporting block 16, and the second slider 19 is located in the third slide groove 12 and is slidably connected to the side wall of the third slide groove 12. The first slider 18 is fixedly connected to the middle of the side end of the second slider 19, and the first slider 18 is away from the supporting block 16. The first slider 18 is located in the second slide groove 8 and is slidably connected to the side wall of the second slide groove 8. The adjusting block 17 is fixedly connected to the side end of the first slider 18, and the adjusting block 17 is away from the second slider 19. The adjusting block 17 is respectively located between the fixed plates 11 at both ends of the two adjusting frames, and the screw rod 9 and the guide rod 14 respectively penetrate the adjusting block 17, the screw rod 9 penetrates the middle part of the adjusting block 17 and is threadedly connected to the adjusting block 17, and the guide rod 14 penetrates the middle part of the adjusting block 17 and is slidably connected to the adjusting block 17.

[0022] The side end of the fixed plate 11 is rotatably connected with a rotating hand wheel 7 , and the rotating hand wheel 7 is located at one end of the mounting frame 13 , and one end of the screw rod 9 is fixedly connected to the middle of the rotating hand wheel 7 .

[0023] A scale line is provided at the upper end of the mounting frame 13 , and an indicating arrow is provided at the middle of the side end of the upper end of the supporting block 16 .

[0024] The bending machine body 3 also includes an insertion seat, on which a support pin is installed. The upper end of the mounting frame 13 is in the same plane as the upper end of the insertion seat.

[0025] Working principle: When in use, first rotate the screw rod 9 by rotating the handle, so that the adjustment block 17 that matches the thread of the screw rod 9 drives the moving mechanism 10 and the bending pin 15 to move, and adjust the distance between the bending pin 15 and the center pin 6. After the adjustment is completed, the steel bars for inspection are placed in the bending machine body 3 for bending.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A steel bar bending device for building steel structure inspection, comprising: The bending machine body (3) is characterized in that the bending machine body (3) includes a turntable (2) and a control panel (4), a center pin (6) is installed in the middle of the upper end of the turntable (2), a first slide groove (5) is opened in the middle of the upper end of the turntable (2), the upper end of the turntable (2) is fixedly connected with a bending mechanism (1), and the first slide groove (5) is located in the middle of the bending mechanism (1), and the end of the first slide groove (5) away from the center pin (6) passes through the side end of the turntable (2); The bending mechanism (1) comprises a moving mechanism (10), a fixing plate (11), a mounting frame (13), and a bending pin (15). The mounting frame (13) is provided with two and is respectively located on both sides of the first slide groove (5), and the mounting frame (13) is fixedly connected to the upper end of the turntable (2). The lower end of the mounting frame (13) is provided with a third slide groove (12), and the third slide groove (12) passes through the side end of the mounting frame (13). The third slide grooves (12) at the side ends of the two mounting frames (13) face each other. The fixing plate (11) is fixedly connected to the side end of the mounting frame (13), and the fixing plates (11) at the side ends of the two mounting frames (13) are away from each other. The fixing plates (11) are located at both ends of the mounting frame (13). The side ends of the two mounting frames (13) are respectively installed with a screw rod (9) and a A guide rod (14), and both ends of the screw rod (9) are respectively rotatably connected to the middle of the fixed plate (11), and both ends of the guide rod (14) are respectively fixedly connected to the middle of the fixed plate (11), and a second slide groove (8) is opened at the side end of the mounting frame (13), and the second slide groove (8) is located in the middle of the third slide groove (12) and passes through the mounting frame (13), the moving mechanism (10) is located between the two mounting frames (13), and the lower end of the moving mechanism (10) is slidably connected to the inner wall of the first slide groove (5), and the two side ends of the moving mechanism (10) respectively pass through the third slide groove (12) and the second slide groove (8) in the two mounting frames (13) in sequence, and the screw rod (9) and the guide rod (14) pass through the moving mechanism (10), and the bending pin shaft (15) is installed at the middle of the upper end of the moving mechanism (10).

2. A steel bar bending device for building steel structure inspection according to claim 1, characterized in that: The moving mechanism (10) comprises a supporting block (16), an adjusting block (17), a first sliding block (18), and a second sliding block (19); the bending pin (15) is installed at the middle part of the upper end of the supporting block (16); the bottom of the supporting block (16) is slidably connected to the inner wall of the first sliding groove (5); the second sliding block (19) is respectively located at the two side ends of the supporting block (16); the second sliding block (19) is located in the third sliding groove (12) and is slidably connected to the side wall of the third sliding groove (12); the first sliding block (18) is fixedly connected to the middle part of the side end of the second sliding block (19); and the first sliding block (18) is away from the supporting block ( 16), the first slider (18) is located in the second slide groove (8) and is slidably connected to the side wall of the second slide groove (8), the adjustment block (17) is fixedly connected to the side end of the first slider (18), and the adjustment block (17) is away from the second slider (19), the adjustment block (17) is respectively located between the fixed plates (11) at both ends of the two adjustment frames, and the screw rod (9) and the guide rod (14) respectively penetrate the adjustment block (17), the screw rod (9) penetrates the middle part of the adjustment block (17) and is threadedly connected to the adjustment block (17), and the guide rod (14) penetrates the middle part of the adjustment block (17) and is slidably connected to the adjustment block (17).

3. A steel bar bending device for building steel structure inspection according to claim 2, characterized in that: The side end of the fixed plate (11) is rotatably connected to a rotating hand wheel (7), and the rotating hand wheel (7) is located at one end of the mounting frame (13), and one end of the screw rod (9) is fixedly connected to the middle of the rotating hand wheel (7).

4. A steel bar bending device for building steel structure inspection according to claim 2, characterized in that: The upper end of the mounting frame (13) is provided with a scale line, and the middle part of the side end of the upper end of the supporting block (16) is provided with an indicating arrow.

5. A steel bar bending device for building steel structure inspection according to claim 1, characterized in that: The bending machine body (3) also includes an insertion seat, on which a support pin is installed, and the upper end of the mounting frame (13) is in the same plane as the upper end of the insertion seat.

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