Efficient straightening and cutting machine for concrete pole reinforcing steel bars

Abstract

The utility model relates to an efficient straightening and cutting machine for concrete pole reinforcing steel bars, and belongs to the technical field of concrete pole machining. A plurality of groups of annular guide grooves are formed in the upper straightening roller and the lower straightening roller at equal intervals, so that a plurality of groups of reinforcing steel bars can be positioned, the reinforcing steel bars are ensured not to deviate or distort in the straightening process, the straightening effect of the reinforcing steel bars is ensured, meanwhile, the straightened reinforcing steel bars are quickly and accurately cut off in cooperation with a cutting mechanism, the cutting efficiency and quality are improved, and the production cost is reduced. The steel bar straightening machine can straighten and cut off a plurality of steel bars at the same time, reduces production procedures and time cost, greatly improves production efficiency of concrete electric poles compared with a traditional steel bar straightening machine, and is suitable for large-scale production requirements.

Description

TECHNICAL FIELD

[0001] The utility model belongs to concrete pole processing technical field, concretely relates to a kind of concrete pole reinforcing bar efficient straightening cutting machine. BACKGROUND

[0002] With the continuous development of construction industry, concrete pole is widely applied in electric power, communication, transportation and other fields.In the production process of concrete pole, in order to improve the strength and quality of concrete pole, steel bar cage is usually made of reinforcing bar.

[0003] At present, in the process of producing concrete pole, coiled reinforcing bar is usually unwound and straightened using straightening machine, but traditional reinforcing bar straightening machine has single function, usually only straightening reinforcing bar, cannot straighten and cut multiple reinforcing bars at the same time, after straightening, reinforcing bar needs to be transferred to other equipment for cutting, which increases production process and time cost, further reduces the production efficiency of concrete pole, and is difficult to meet large-scale production demand. UTILITY MODEL CONTENTS

[0004] In order to overcome the problem of single function of traditional reinforcing bar straightening machine in the background art, usually only straightening reinforcing bar, cannot straighten and cut multiple reinforcing bars at the same time, after straightening, reinforcing bar needs to be transferred to other equipment for cutting, which increases production process and time cost, further reduces the production efficiency of concrete pole, and is difficult to meet large-scale production demand, the utility model provides a kind of concrete pole reinforcing bar efficient straightening cutting machine;Multiple sets of ring guide grooves are arranged equidistantly on upper straightening roller and lower straightening roller, which can position multiple reinforcing bars, ensure that reinforcing bar does not deviate or twist during straightening, so as to ensure the straightening effect of reinforcing bar, at the same time, cooperating with cutting mechanism can quickly and accurately cut straightened reinforcing bar, improve cutting efficiency and quality, can straighten and cut multiple reinforcing bars at the same time, reduce production process and time cost, compared with traditional reinforcing bar straightening machine, greatly improve the production efficiency of concrete pole, suitable for large-scale production demand.

[0005] The utility model discloses a kind of concrete electric pole reinforcing bar efficient straightening cutting machines mainly including rack, straightening mechanism, cutting mechanism, support frame, first motor, the rack is installed with the straightening mechanism for simultaneously straightening multiple reinforcing bars, cutting mechanism is installed on rack, is located straightening mechanism front end;The straightening mechanism includes upper straightening roller, lower straightening roller, rack is installed with multiple groups of upper straightening roller and lower straightening roller along longitudinal equidistance, and gap for steel wire is provided between upper straightening roller and lower straightening roller, and multiple groups of annular guide grooves for positioning reinforcing bar are provided on upper straightening roller and lower straightening roller along axial equidistance, support frame is fixed in rack side, first motor is installed on support frame and is connected with the transmission of lower straightening roller close to rack end portion, and adjacent lower straightening roller is driven connection by chain transmission mechanism;The cutting mechanism includes guide rail, second motor, support plate, drive wheel, cylinder, steel wire, shaft, and the rack front end is vertically installed with two groups of mutually parallel guide rail, support plate is slidably installed on guide rail by sliding block, support plate both ends are installed with shaft, drive wheel is installed on shaft, steel wire is wound on drive wheel and is taut, second motor is installed on support plate and is connected with one of shaft transmission, cylinder is installed on rack, located support plate directly below, and the piston rod of cylinder is connected with support plate;Rack is installed with the controller that is electrically connected with first motor, second motor and cylinder.

[0006] The rack is installed with a limiting frame, and the upper straightening roller is installed on the limiting frame through a bearing.

[0007] The rack is installed with multiple groups of guide rollers for limiting reinforcing bars equidistantly on the side close to the first motor, and gaps for reinforcing bars to pass through are formed between adjacent guide rollers.

[0008] The rack end is installed with two groups of stand columns, and two groups of support rollers that can rotate freely are installed between the stand columns, gaps for steel wires to pass through are arranged between the support rollers, and multiple groups of annular positioning grooves are equidistantly formed on the support rollers along the axial direction.

[0009] The rack top is installed with a protective plate.

[0010] The utility model has the advantages of the following:

[0011] The utility model discloses a multiple group of annular guide grooves are arranged on the upper straightening roller and the lower straightening roller, and the multiple group of annular guide grooves can position multiple groups of reinforcing steel bars, so that the reinforcing steel bars cannot deviate or twist during straightening, and the straightening effect of the reinforcing steel bars is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 Is the utility model's axonometric drawing.

[0013] Figure 2 Is the utility model's three-dimensional schematic view.

[0014] Figure 3 Is Figure 2 The partial close-up view of A in the figure.

[0015] Figure 4 Is Figure 2 The partial close-up view of B in the figure.

[0016] Figure 5 Is the three-dimensional schematic view of the installation state of the straightening mechanism and the cutting mechanism. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and beneficial effect of the utility model more clear, the preferred embodiment of the utility model will be explained in detail below by combining with the drawings, so as to facilitate the understanding of the technical personnel.

[0018] The utility model discloses a kind of concrete pole reinforcing bar efficient straightening cutting machines, the straightening cutting machine of one kind of concrete pole reinforcing bar efficiency mainly includes rack 1, straightening mechanism 2, cutting mechanism 3, support frame 4, first motor 5, the straightening mechanism 2 for being installed with for simultaneously straightening multiple reinforcing bars on rack 1, cutting mechanism 3 is installed on rack 1, located straightening mechanism 2 front end;The straightening mechanism 2 includes upper straightening roller 201, lower straightening roller 202, rack 1 is installed with multiple groups of upper straightening roller 201 and lower straightening roller 202 along longitudinal equidistance, gap for steel wire to pass between upper straightening roller 201 and lower straightening roller 202 is equipped, and multiple groups of annular guide grooves 2011 for reinforcing bar positioning are equidistantly arranged on upper straightening roller 201 and lower straightening roller 202 along axial direction, support frame 4 is fixed in rack 1 side, first motor 5 is installed on support frame 4 and is connected with the transmission of lower straightening roller 202 close to the end of rack 1, adjacent lower straightening roller 202 is drivenly connected by chain transmission mechanism;The cutting mechanism 3 includes guide rail 301, second motor 302, support plate 303, drive wheel 304, cylinder 305, steel wire 306, rotating shaft 307, the rack 1 front end is vertically installed with two groups of mutually parallel guide rail 301, support plate 303 is slidably installed on guide rail 301 by sliding block, rotating shaft 307 is installed at support plate 303 two ends, drive wheel 304 is installed on rotating shaft 307, steel wire 306 is wound on drive wheel 304 and is taut, second motor 302 is installed on support plate 303 and is drivenly connected with one of rotating shaft 307, cylinder 305 is installed on rack 1, located support plate 303 directly below, the piston rod of cylinder 305 is connected with support plate 303;Rack 1 is installed with the controller of electric connection with first motor 5, second motor 302 and cylinder 305.

[0019] In work, the operator places a plurality of reinforcing bars to be straightened and cut in the gap between the upper straightening roller 201 and the lower straightening roller 202 in sequence, positions the reinforcing bars through the annular guide groove 2011 on the upper straightening roller 201 and the lower straightening roller 202, ensures that the reinforcing bars do not deviate or twist during straightening, then controls the operation of the first motor 5, the second motor 302 and the cylinder 305 through the controller, drives the plurality of lower straightening rollers 202 to rotate synchronously through the first motor 5, cooperates the lower straightening rollers 202 with the upper straightening rollers 201 to pull and straighten the reinforcing bars, moves the straightened reinforcing bars forward and enters the cutting mechanism 3, rotates the driving wheel 304 and the rotating shaft through the second motor 302, makes the steel wire 306 rotate at high speed, when the straightened reinforcing bars reach the cutting length, the piston rod of the cylinder pushes the support plate 303 to rise along the guide rail 301, so that the steel wire 306 contacts and cuts the reinforcing bars, then the piston rod retracts and drives the support plate 303 and the steel wire 306 to reset, realizes the automation operation of straightening and cutting the reinforcing bars; can straighten and cut a plurality of reinforcing bars at the same time, reduces the production process and time cost, greatly improves the production efficiency of the concrete pole compared with the traditional reinforcing bar straightening machine, and is suitable for large-scale production demand.

[0020] The machine frame 1 is provided with a limiting frame 7, the upper straightening roller 201 is installed on the limiting frame 7 through a bearing, a lead screw 10 is installed vertically on the machine frame 1 and is in threaded connection with the limiting frame 7, and a hand wheel 11 is installed at the top end of the lead screw 10; the operator can drive the lead screw 10 to rotate through the rotation of the hand wheel 11, and then drives the limiting frame 7 and the upper straightening roller 201 to move up and down, so as to adjust the gap between the upper straightening roller 201 and the lower straightening roller 202, so as to adapt to the positioning and straightening of reinforcing bars of different diameters and improve the universality of the equipment to meet the production requirements.

[0021] A plurality of guide rollers 6 for limiting reinforcing bars are installed equidistantly at the ends of the machine frame 1, and a gap for the reinforcing bars to pass through is formed between adjacent guide rollers; the guide rollers 6 can limit and guide the reinforcing bars, so as to ensure that the reinforcing bars maintain correct positions and directions before entering the straightening rollers; the gap formed between adjacent guide rollers 6 can make the reinforcing bars pass through smoothly, limit the left and right shaking of the reinforcing bars, and make the reinforcing bars accurately enter the gap between the upper straightening roller 201 and the lower straightening roller 202 for straightening, so as to improve the precision and stability of the straightening of the reinforcing bars, reduce the deviation and twisting of the reinforcing bars during straightening, and thus ensure the straightening quality of the reinforcing bars.

[0022] The two groups of vertical columns 8 are installed on the first motor 5 side of the rack 1, and the upper and lower two groups of freely rotating supporting rollers 12 are installed between the vertical columns 8, gaps for the steel wire to pass through are arranged between the supporting rollers 12, and a plurality of annular positioning grooves 1201 are equidistantly opened on the supporting rollers 12 in the axial direction. The vertical columns 8 and the supporting rollers 12 are used to support and guide the steel wire, so that the steel wire can pass through the rack 1 smoothly. Specifically, the gaps between the supporting rollers 12 allow the steel wire to pass through, the supporting rollers 12 can support the steel bar, and the annular positioning grooves 1201 can position the steel wire to prevent the steel bar from deviating or shaking during the cutting process, thereby ensuring the stability and accuracy of the steel bar.

[0023] The protective plate 9 is installed on the top of the rack 1, which can prevent the operator or other objects from accidentally contacting the moving parts of the machine during the steel bar straightening and cutting process, thereby reducing the risk of accidental injury. In addition, the protective plate 9 can prevent foreign matter from entering the inside of the straightening mechanism 2, thereby affecting the normal operation of the equipment.

[0024] Working process:

[0025] During operation, the operator places a plurality of steel bars to be straightened and cut in the gaps between the upper straightening roller 201 and the lower straightening roller 202, positions the steel bars through the annular guide grooves 2011 on the upper straightening roller 201 and the lower straightening roller 202, ensures that the steel bars do not deviate or twist during the straightening process, and then controls the operation of the first motor 5, the second motor 302, and the cylinder 305 through the controller. The first motor 5 drives a plurality of lower straightening rollers 202 to rotate synchronously, and the lower straightening rollers 202 cooperate with the upper straightening rollers 201 to pull and straighten the steel bars. The straightened steel bars move forward and enter the cutting mechanism 3. The second motor 302 drives the rotating shaft and the driving wheel 304 to rotate, so that the steel wire 306 rotates at high speed. When the straightened steel bars reach the cutting length, the piston rod of the cylinder pushes the support plate 303 to rise along the guide rail 301, so that the steel wire 306 contacts and cuts the steel bars. Then, the piston rod retracts and drives the support plate 303 and the steel wire 306 to reset, thereby realizing the automatic operation of the steel bar straightening and cutting. The steel bars can be straightened and cut simultaneously, which reduces the production process and time cost. Compared with the traditional steel bar straightening machine, the production efficiency of the concrete pole is greatly improved, and the device is suitable for large-scale production requirements.

[0026] Finally, it should be pointed out that the above preferred embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the present application.

Claims

1. A high-efficiency straightening and cutting machine for reinforcing bars in concrete utility poles, characterized in that: The reinforcing steel bar straightening and cutting machine for concrete electric pole includes a frame (1), a straightening mechanism (2), a cutting mechanism (3), a support frame (4) and a first motor (5), the straightening mechanism (2) for straightening multiple reinforcing steel bars is installed on the frame (1), the cutting mechanism (3) is installed on the frame (1) and located at the front end of the straightening mechanism (2), the straightening mechanism (2) includes upper straightening rollers (201) and lower straightening rollers (202), multiple groups of the upper straightening rollers (201) and the lower straightening rollers (202) are installed on the frame (1) in the longitudinal direction at equal intervals, gaps for the reinforcing steel bars to pass through are arranged between the upper straightening rollers (201) and the lower straightening rollers (202), multiple groups of annular guide grooves (2011) for positioning the reinforcing steel bars are arranged on the upper straightening rollers (201) and the lower straightening rollers (202) in the axial direction at equal intervals, the support frame (4) is fixed to the side of the frame (1), the first motor (5) is installed on the support frame (4) and connected with the lower straightening rollers (202) near the end of the frame (1), the adjacent lower straightening rollers (202) are connected through a chain transmission mechanism, the cutting mechanism (3) includes guide rails (301), a second motor (302), a support plate (303), a drive wheel (304), a pneumatic cylinder (305), a steel wire (306) and a rotating shaft (307), two groups of parallel guide rails (301) are vertically installed on the front end of the frame (1), the support plate (303) is slidably installed on the guide rails (301) through sliding blocks, the rotating shafts (307) are installed at the two ends of the support plate (303), the drive wheels (304) are installed on the rotating shafts (307), the steel wire (306) is wound on the drive wheels (304) and is taut, the second motor (302) is installed on the support plate (303) and connected with one of the rotating shafts (307), the pneumatic cylinder (305) is installed on the frame (1) and located directly below the support plate (303), the piston rod of the pneumatic cylinder (305) is connected with the support plate (303), and a controller is installed on the frame (1) and electrically connected with the first motor (5), the second motor (302) and the pneumatic cylinder (305).

2. The high-efficient straightening and cutting machine for reinforcing steel bars of a concrete pole according to claim 1, characterized in that: A limiting frame (7) is installed on the frame (1), the upper straightening rollers (201) are installed on the limiting frame (7) through bearings, a lead screw (10) is vertically installed on the frame (1) and threadedly connected with the limiting frame (7), and a hand wheel (11) is installed at the top end of the lead screw (10).

3. The high-efficient straightening and cutting machine for reinforcing steel bars of concrete electric poles according to claim 1 or 2, characterized in that: Multiple groups of guide rollers (6) for limiting the reinforcing steel bars are installed on the frame (1) at equal intervals near the side of the first motor (5), gaps for the reinforcing steel bars to pass through are formed between the adjacent guide rollers.

4. The high-efficient straightening and cutting machine for reinforcing steel bars of a concrete pole according to claim 3, characterized in that: Two groups of vertical columns (8) are installed at the ends of the frame (1), two groups of freely rotating support rollers (12) are installed between the vertical columns (8), gaps for the reinforcing steel bars to pass through are arranged between the support rollers (12), and multiple groups of annular positioning grooves (1201) are formed in the axial direction on the support rollers (12) at equal intervals.

5. The high-efficient straightening and cutting machine for reinforcing steel bars of concrete electric pole according to claim 1 or 2, characterized in that: A protective plate (9) is installed on the top of the frame (1).

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