Steel bar binding machine for building construction

Abstract

The utility model relates to the field of building construction, in particular to a reinforcing steel bar binding machine for building construction. The utility model provides a reinforcing steel bar binding machine for building construction, which can be used for tightly fitting staggered positions of positions to be bound of reinforcing steel bars, enhancing the rigidity and the strength of the whole structure and improving the binding quality. A reinforcing steel bar binding machine for building construction comprises a control box, power rollers and the like, and the left power roller and the right power roller are arranged on the front portion and the rear portion of the control box respectively. Before reinforcing steel bars are bound, the jacking block moves downwards to extrude the reinforcing steel bars on the upper layer, meanwhile, the limiting frame lifts and limits the reinforcing steel bars on the lower layer, the staggered positions of the reinforcing steel bars on the upper layer and the lower layer are tightly attached, and the staggered positions of the positions, to be bound, of the reinforcing steel bars can be tightly attached; the rigidity and the strength of the whole structure are enhanced, and the binding quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of building construction, especially relates to a reinforcing bar binding machine for building construction. BACKGROUND

[0002] The reinforcing bar binding machine for building construction is a mechanical device specially designed to automatically or semi-automatically bind the cross points of reinforcing bars together, which is widely used in building engineering, especially in the construction process of structures such as high-rise buildings, bridges, tunnels, etc.

[0003] The existing reinforcing bar binding machine for building construction usually moves the upper reinforcing bar through the binding machine and binds the iron wire to the staggered position of the upper and lower reinforcing bars through the binding head. However, since the upper and lower reinforcing bars are not completely pressed together during the binding of the reinforcing bars, gaps are easily generated, which may affect the rigidity and strength of the overall structure and thus affect the binding quality.

[0004] Therefore, it is necessary to design a reinforcing bar binding machine for building construction that can tightly fit the staggered position of the reinforcing bar to be bound, enhance the rigidity and strength of the overall structure, and improve the binding quality. SUMMARY

[0005] In order to overcome the shortcomings in the background art, the utility model provides a reinforcing bar binding machine for building construction that can tightly fit the staggered position of the reinforcing bar to be bound, enhance the rigidity and strength of the overall structure, and improve the binding quality.

[0006] The technical implementation scheme of the utility model is as follows: a reinforcing bar binding machine for building construction includes a control box, power rollers, a binding head, a pressing assembly, a transmission assembly, and a lifting assembly. The control box is provided with two power rollers on the left and right sides, and the lower part of the control box is provided with a binding head. The upper part of the control box is provided with a pressing assembly that can press the upper reinforcing bar. The transmission assembly is arranged between the moving assembly and the control box and can press the upper reinforcing bar during transmission. The transmission assembly is provided with a lifting assembly that can tightly fit the reinforcing bar.

[0007] More preferably, the pressing assembly includes a rodless cylinder, a second electric push rod, and a pressing block. The control box is connected with a rodless cylinder on the left and right sides. The sliding block of the rodless cylinder is connected with a second electric push rod. The second electric push rod is connected with a pressing block on the extension end.

[0008] More preferably, the utility model further includes a first electric push rod and a stabilizing wheel. The control box is connected with two first electric push rods on the left and right sides. The extension end of the first electric push rod is provided with a connecting piece. The connecting piece is rotatably connected with a stabilizing wheel.

[0009] More preferably, the transmission assembly further comprises a connecting frame, a first rack, a support frame, a gear, a second rack and a guide rod, the connecting frame is connected to the middle of the pressing block, the first rack is connected to the upper part of the connecting frame, the support frame is connected to the bottom of the control box, the gear is rotatably connected to the upper part of the support frame, the first rack is meshed with the gear, the guide rod is slidably connected to the middle of the control box, the second rack is connected to the upper side of the guide rod, and the second rack is meshed with the gear.

[0010] More preferably, the lifting assembly further comprises a lifting frame, a third electric push rod, a blocking plate and a limiting frame, the lifting frame is rotatably connected to the guide rod, the third electric push rod is connected to the lifting frame, the blocking plate is connected to the third electric push rod, the limiting frame is rotatably connected to the lifting frame, and the limiting frame is in contact with the blocking plate.

[0011] More preferably, the upper part of the lifting frame is a ball joint structure.

[0012] Compared with the prior art, the utility model has the advantages that the utility model makes the upper layer of steel bars be extruded by moving the pressing block downward before binding the steel bars, and the limiting frame limits the upward lifting of the lower layer of steel bars, so that the staggered positions of the upper and lower layers of steel bars are tightly fitted, the staggered positions of the steel bars to be bound are tightly fitted, the rigidity and strength of the overall structure are enhanced, and the binding quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0014] Figure 2 It is a three-dimensional structure schematic view of the first electric push rod, the stabilizing wheel and other components of the utility model.

[0015] Figure 3 It is a sectional three-dimensional structure schematic view of the first rack, the support frame and other components of the utility model.

[0016] Figure 4 It is a three-dimensional structure schematic view of the second rack, the guide rod and other components of the utility model.

[0017] Figure 5 It is a three-dimensional structure schematic view of the limiting frame of the utility model.

[0018] The meanings of the reference numerals in the drawings are as follows: 1, control box, 2, power roller, 3, bundling head, 4, first electric push rod, 5, stabilizing wheel, 6, rodless cylinder, 7, second electric push rod, 8, pressing block, 9, connecting frame, 10, first rack, 11, support frame, 12, gear, 13, second rack, 14, guide rod, 15, lifting frame, 16, third electric push rod, 17, blocking plate, 18, limiting frame. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0020] A reinforcing steel bar bundling machine for building construction, as shown in the figure, comprises a control box 1, power rollers 2, a bundling head 3, first electric push rods 4, stabilizing wheels 5, a pressing assembly, a transmission assembly and a lifting assembly. Figures 1-5 The lower part of the control box 1 is provided with the bundling head 3, and the left and right parts of the control box 1 are both connected with the front and rear first electric push rods 4, the telescopic ends of the first electric push rods 4 are both provided with connecting pieces, the connecting pieces are both rotatably connected with the stabilizing wheels 5, the control box 1 is provided with the pressing assembly, the pressing assembly comprises a rodless cylinder 6, second electric push rods 7 and pressing blocks 8, the left and right sides of the control box 1 are both connected with the rodless cylinders 6, the sliding blocks of the rodless cylinders 6 are both connected with the second electric push rods 7, the telescopic ends of the second electric push rods 7 are both connected with the pressing blocks 8, the transmission assembly is arranged between the moving assembly and the control box 1, the transmission assembly comprises connecting frames 9, first racks 10, support frames 11, gears 12, second racks 13 and guide rods 14, the middle parts of the pressing blocks 8 are both connected with the connecting frames 9, the upper parts of the connecting frames 9 are both connected with the first racks 10, the bottom of the control box 1 is connected with the left and right support frames 11, the upper parts of the support frames 11 are both rotatably connected with the gears 12, the first racks 10 are all in mesh with the gears 12 adjacent thereto, the middle and lower parts of the control box 1 are slidably connected with the left and right guide rods 14, the upper sides of the guide rods 14 are both connected with the second racks 13, the second racks 13 are all in mesh with the gears 12 adjacent thereto, the lifting assembly is arranged on the transmission assembly, the lifting assembly comprises lifting frames 15, third electric push rods 16, blocking plates 17 and limiting frames 18, the lifting frames 15 are rotatably connected with the guide rods 14, the upper parts of the lifting frames 15 are ball joint structures, facilitating free rotation, the lifting frames 15 are all connected with the third electric push rods 16, the telescopic ends of the third electric push rods 16 are all connected with the blocking plates 17, the lower parts of the lifting frames 15 are rotatably connected with the limiting frames 18, and the limiting frames 18 are all in contact with the blocking plates 17 adjacent thereto.

[0021] In use of the device, first, the device is placed on the steel bars which have been laid in horizontal-vertical staggered manner, then the first electric push rod 4 is started to drive the stabilizing wheel 5 to move downwards so that the stabilizing wheel 5 contacts the upper layer of steel bars, then the device is driven to move horizontally by the power roller 2 so that the binding head 3 faces the staggered position of the upper and lower layers of steel bars, then the second electric push rod 7 is started to drive the pressing block 8 to move downwards to press the upper layer of steel bars, the connecting frame 9 and the first rack 10 are driven to move downwards by the pressing block 8 moving downwards, the first rack 10 and the gear 12 are in meshing movement, the gear 12 is driven to rotate, the gear 12 and the second rack 13 are in meshing movement, the second rack 13 is driven to move upwards so that the guide rod 14 moves upwards to drive the lifting frame 15 to move upwards, at the same time, the third electric push rod 16 is started to drive the blocking plate 17 to move downwards to contact and press the limiting frame 18 so that the limiting frame 18 rotates to contact the lower layer of steel bars to be bound, thereby the staggered position of the upper and lower layers of steel bars is tightly adhered, so that the staggered position of the steel bars to be bound can be tightly adhered to enhance the rigidity and strength of the overall structure and improve the binding quality, then the wire is bound to the staggered position of the steel bars by the binding head 3, when it is needed to bind the next position, the third electric push rod 16 is started in reverse direction to drive the blocking plate 17 to move upwards so that the blocking plate 17 no longer presses the limiting frame 18, the limiting frame 18 rotates under the action of gravity, thereby the limiting frame 18 no longer contacts the steel bars, then the second electric push rod 7 is started in reverse direction to drive the pressing block 8 to move upwards to no longer contact the steel bars, then the device is driven to move horizontally by the power roller 2 so that the stabilizing wheel 5 rotates, when the device moves, the lifting frame 15 contacts the steel bars to drive the lifting frame 15 to rotate, when the lifting frame 15 no longer contacts the steel bars, the lifting frame 15 rotates downwards under the action of gravity to be in vertical state, when it is needed to adjust the vertical position of the device, the second electric push rod 7 is started to drive the pressing block 8 to move upwards and downwards alternately, at the same time, the rodless cylinder 6 is started to drive the pressing block 8 to move vertically alternately, thereby the device is driven to move vertically by the pressing block 8 simulating walking.

[0022] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that changes can be made in these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A rebar tying machine for building construction, characterized in that: It includes a control box (1), a power roller (2), a binding head (3), a clamping assembly, a transmission assembly, and a lifting assembly. The control box (1) has two power rollers (2) on the front and back. The control box (1) has a binding head (3) at the bottom. The control box (1) has a clamping assembly that can clamp the upper layer of steel bars. The moving assembly and the control box (1) are connected by a transmission assembly that can transmit power when clamping the upper layer of steel bars. The transmission assembly is equipped with a lifting assembly that can tightly fit the steel bars.

2. A rebar tying machine for building construction according to claim 1, characterized in that: The clamping assembly includes a rodless cylinder (6), a second electric push rod (7), and a top pressure block (8). The control box (1) is connected to the left and right sides of the rodless cylinder (6). The slider of the rodless cylinder (6) is connected to the second electric push rod (7). The extension end of the second electric push rod (7) is connected to the top pressure block (8).

3. A rebar tying machine for building construction according to claim 1, characterized in that: It also includes a first electric push rod (4) and a stabilizing wheel (5). The left and right sides of the control box (1) are connected to two first electric push rods (4) in the front and rear. The telescopic ends of the first electric push rods (4) are provided with connecting parts, and the connecting parts are rotatably connected to the stabilizing wheel (5).

4. A rebar tying machine for building construction according to claim 1, characterized in that: It also includes a transmission assembly, which includes a connecting frame (9), a first rack (10), a support frame (11), a gear (12), a second rack (13), and a guide rod (14). The top pressing block (8) is connected to the connecting frame (9) in the middle, and the connecting frame (9) is connected to the first rack (10) on the upper part. The bottom of the control box (1) is connected to two left and right support frames (11), and the upper part of the support frame (11) is rotatably connected to a gear (12). The first rack (10) meshes with its adjacent gear (12). The lower part of the control box (1) is slidably connected to two left and right guide rods (14), and the upper side of the guide rod (14) is connected to a second rack (13). The second rack (13) meshes with its adjacent gear (12).

5. A rebar tying machine for building construction according to claim 1, characterized in that: It also includes a lifting assembly, which includes a lifting frame (15), a third electric push rod (16), a baffle plate (17) and a limiting frame (18). The lifting frame (15) is rotatably connected to the guide rod (14), the third electric push rod (16) is connected to the lifting frame (15), the baffle plate (17) is connected to the telescopic end of the third electric push rod (16), and the limiting frame (18) is rotatably connected to the lower part of the lifting frame (15). The limiting frame (18) is in contact with the adjacent baffle plate (17).

6. A rebar tying machine for building construction according to claim 5, characterized in that: The upper part of the lifting frame (15) is a ball joint structure.

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