Auxiliary walking platform for bending reinforcing steel bars

Abstract

The auxiliary walking platform comprises a supporting block, a connecting base and a walking frame, the top of the supporting block is provided with a strip-shaped groove used for containing a steel bar, the bottom of the supporting block is connected to the connecting base in a rotating mode, the connecting base is fixedly connected to the walking frame, and the bottom of the walking frame is connected to an arc-shaped guide rail through a sliding block. The arc-shaped guide rail is fixedly connected to the ground, and the circle center of the arc-shaped guide rail is concentric with a wheel shaft of a fixed wheel of the steel bar bending machine and located on the steel bar bending side. The supporting structure capable of walking is installed on one side of the steel bar bending machine, auxiliary supporting is carried out on a steel bar with a cantilever stretching out too long, the steel bar bending machine can walk along with bending in the bending process, the situation that the bending quality of the bending position becomes poor due to the fact that the cantilever is too large and the weight of the steel bar is large is avoided, manual assistance is not needed, labor intensity is reduced, and time and labor are saved. Only one person is needed for operation, the operation safety is higher, and the supporting block is rotationally connected with the connecting base and can rotate along with the supporting block in the steel bar bending process.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of steel bar bending auxiliary equipment relates to a kind of auxiliary walking platform for steel bar bending. BACKGROUND

[0002] In the tunnel construction process, the tunnel secondary lining needs to be bundled into a steel cage with steel bars. The steel bars used need to be bent in the tunnel secondary lining. Due to the large diameter of the steel bars, it is difficult to bend them on site, so the steel bars need to be bent in a steel bar processing workshop. The steel bars are relatively long, and during the cantilever bending process, the cantilever end will be too long. Manual assistance is required for support and walking, which is time-consuming and labor-intensive, and the safety is poor. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide an auxiliary walking platform for steel bar bending, which can assist walking, avoid labor-intensive manual operation, and does not require manual assistance, with higher safety.

[0004] The technical solution adopted by the utility model is as follows: an auxiliary walking platform for steel bar bending, comprising a support block, a connecting seat and a walking frame, the support block is provided with a strip-shaped groove for placing steel bars on the top, the support block is rotatably connected to the connecting seat at the bottom, the connecting seat is fixedly connected to the walking frame, the walking frame is connected to the arc-shaped guide rail through a sliding block at the bottom, the arc-shaped guide rail is fixedly connected to the ground, and the center of the arc-shaped guide rail is concentric with the axle of the fixed wheel of the steel bar bending machine and located on the steel bar bending side.

[0005] Further, the strip-shaped groove is provided with an elastic pin, the elastic pin is composed of two groups and symmetrically arranged on both sides of the strip-shaped groove, and the outer end is provided with symmetrically inclined surfaces, the inclined surfaces of the elastic pin can abut on the sleeve, and the sleeve is movably sleeved on the steel bar.

[0006] Further, the sleeve is provided with different specifications.

[0007] Further, the elastic pin comprises a clamping head, an extension rod, an extension spring and a limiting ring, the clamping head is a square head, the length of the square head of the clamping head is greater than half the width of the strip-shaped groove, symmetrically inclined surfaces are arranged on the side close to the sleeve, the clamping head is movably embedded in the blind square hole horizontally arranged on the side of the strip-shaped groove, and the inner end is fixedly connected to the extension rod, and the extension rod passes through the round hole at the bottom of the blind square hole and is connected to the limiting ring through threads.

[0008] Further, the walking frame comprises a stand and a bottom plate, the stand is a hollow pipe, the lower end is fixedly connected to the center of the bottom plate, the stand is provided with multiple reinforcing rib plates, and the reinforcing rib plates are provided with weight reduction holes.

[0009] The beneficial effects of this utility model are as follows: Compared with the prior art, this utility model provides auxiliary support for excessively long cantilevered steel bars by installing a walkable support structure on one side of the steel bar bending machine. During the bending process, the support structure can follow the bending and move, avoiding the problem of poor bending quality caused by the weight of the steel bars due to excessive cantilever. No manual assistance is required, reducing labor intensity, saving time and effort. Only one person is needed to operate it, and the operation is safer. The support block is rotatably connected to the connecting seat and can rotate with the steel bar during the bending process. Attached Figure Description

[0010] Figure 1 A schematic diagram of the installation structure of an auxiliary walking platform used for bending steel bars;

[0011] Figure 2 A front view schematic diagram of the auxiliary walking platform used for bending steel bars;

[0012] Figure 3 This is a schematic diagram of the installation structure of the support block from the left.

[0013] Figure 4 for Figure 3 Enlarged structural diagram of section A in the middle. Detailed Implementation

[0014] The utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0015] Example 1: As Figures 1-4 As shown, an auxiliary walking platform for bending rebar includes a support block 1, a connecting seat 2, and a walking frame 3. The top of the support block 1 is provided with a strip-shaped groove 4 for supporting the rebar 5. The bottom of the support block 1 is rotatably connected to the connecting seat 2 via a rotating shaft and a bearing 6. The connecting seat 2 is fixedly connected to the walking frame 3. The bottom of the walking frame 3 is connected to an arc-shaped guide rail 8 via a slider 7. The arc-shaped guide rail 8 is fixedly connected to the ground. The center of the arc-shaped guide rail 8 is concentric with the wheel axle of the fixed wheel 9 of the rebar bending machine and is located on the bending side of the rebar 5. By installing a walkable support structure on one side of the rebar bending machine, auxiliary support is provided for the rebar with excessive cantilever extension. During the bending process, it can follow the bending and avoid the bending quality deteriorating due to the large weight of the rebar caused by the excessive cantilever. No manual assistance is required. The support block and the connecting seat are rotatably connected and can rotate with the rebar during the bending process.

[0016] The rebar bending machine feeds the rebar into the designated position through two sets of guide wheels 14, and then drives the bending drive wheel 13 to rotate around the center of the fixed wheel 9, thereby bending the rebar. The cantilever end of the rebar 5 rests on the strip groove 4. During the swinging process, the strip groove 4 rotates around the connecting seat 2, and the rebar 5 extends and retracts in the strip groove, realizing the auxiliary support and movement of the cantilever end of the rebar.

[0017] In order to improve the stability of walking in the bending process, the elastic latch 10 is arranged in the strip-shaped groove 4, the elastic latch 10 adopts two groups, is symmetrically arranged on both sides of the strip-shaped groove 4, and the outer end is provided with the upper and lower symmetric inclined surface 11, the elastic latch 10 can abut on the sleeve 12 through the rear inclined surface 11, the sleeve 12 is movably sleeved on the reinforcing steel bar 5, the sleeve and the reinforcing steel bar are contacted, so that the stretching and retracting of the support can be realized, and the four elastic latches can stably support the sleeve.

[0018] In order to adapt to different reinforcing steel bar diameters and reinforcing steel bar extension cantilever lengths, the sleeve 12 is provided with different specifications, different pipe diameters and different lengths of sleeve specifications are arranged, so that the cantilever support can be adapted to different reinforcing steel bar diameters and reinforcing steel bar extension cantilever lengths.

[0019] In order to ensure the elastic clamping stability, the elastic latch 10 comprises a clamping head 1001, a telescopic rod 1002, a telescopic spring 1003 and a limiting ring 1004, the clamping head 1001 is a square head, the length of the square head of the clamping head 1001 is greater than half the width of the strip-shaped groove 4, the inclined surface 11 is symmetrically arranged on the side close to the sleeve 12, the clamping head 1001 is movably embedded into the blind square hole 1005 horizontally arranged on the side of the strip-shaped groove 4 to form a sliding guide part, and the inner end is fixedly connected with the telescopic rod 1002, the telescopic rod 1002 passes through the circular hole at the bottom of the blind square hole 1005 and is connected with the limiting ring 1004 through threads, the sleeve is limited and axially limited through friction by the elastic latch, and the strip-shaped groove 4 and the inclined surface 11 are both provided with rubber layers, so that the friction force and the limiting stability can be improved.

[0020] In order to support walking stability, the walking frame 3 comprises a stand column 301 and a bottom plate 302, the stand column 301 is fixedly connected at the bottom of the connecting seat, the stand column 301 adopts a hollow pipe, the lower end is fixedly connected at the center of the bottom plate 302, the stand column 301 is provided with a plurality of reinforcing rib plates 303, the reinforcing rib plates 303 are provided with weight reduction holes 304, the walking frame with the structure has the advantages of light weight, good rigidity and strength, and stable and reliable walking.

[0021] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application, therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A walking assisting platform for steel bending, characterized in that: The utility model provides a steel bar bending machine, including support block (1), connecting seat (2) and walking frame (3), support block (1) top is provided with the strip -shaped recess (4) of the steel bar (5) rest, support block (1) bottom rotation is connected in connecting seat (2), connecting seat (2) fixedly connected in walking frame (3), walking frame (3) bottom is connected in arc -shaped guide rail (8) through sliding block (7), arc -shaped guide rail (8) fixedly connected on ground, the center of arc -shaped guide rail (8) is concentric with the axle of the fixed wheel (9) of steel bar bending machine and is located steel bar (5) bending one side.

2. The walking platform for bending rebar according to claim 1, wherein: The strip -shaped recess (4) is provided with elastic latch (10), and the elastic latch (10) adopts two groups, is symmetrically arranged in the strip -shaped recess (4) both sides, and the outer end is provided with the symmetrically inclined plane (11) of up and down, and the rear inclined plane (11) of elastic latch (10) can abut on the sleeve (12), and the sleeve (12) movably sleeved on steel bar (5).

3. The walking platform for bending rebar according to claim 2, wherein: The sleeve (12) is provided with different specifications.

4. The walking platform for bending rebar according to claim 2, wherein: The elastic latch (10) includes a head (1001), a telescopic rod (1002), a telescopic spring (1003) and a limiting ring (1004), the head (1001) is a square head, the length of the square head of the head (1001) is greater than half of the width of the strip -shaped recess (4), the inclined plane (11) is symmetrically arranged on the side of the sleeve (12), the head (1001) is movably embedded in the blind square hole (1005) horizontally arranged on the side of the strip -shaped recess (4), and the inner end is fixedly connected with the telescopic rod (1002), the telescopic rod (1002) passes through the round hole at the bottom of the blind square hole (1005) and is connected with the limiting ring (1004) through screw thread.

5. The walking platform for bending rebar according to claim 1, wherein: The walking frame (3) includes a column (301) and a bottom plate (302), the column (301) is a hollow pipe, the lower end is fixedly connected to the center of the bottom plate (302), the column (301) is provided with a plurality of reinforcing rib plates (303), and the reinforcing rib plates (303) are provided with weight reduction holes (304).

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