CN214161220U - Steel bar bending machine - Google Patents

Abstract

The utility model provides a steel bar bending machine belongs to the building engineering mechanical equipment field. The technical scheme is as follows: a steel bar bending machine comprises an operating platform, wherein a steel bar clamping seat is arranged on the operating platform, a chuck horizontal groove is arranged on the steel bar clamping seat, an arc groove is arranged on the operating platform, and the steel bar bending machine also comprises a bending roller sliding along the arc groove; a sliding frame perpendicular to the horizontal groove of the chuck is arranged in the operating table, two mounting seats are arranged on the sliding frame in a sliding manner, telescopic rods are arranged on the mounting seats, reinforcing rods are arranged at the telescopic ends of the telescopic rods, and clamping blocks are connected to the reinforcing rods through springs; the mounting seat slides to enable the clamping blocks to clamp the reinforcing steel bars, the telescopic rods drive the reinforcing steel bars to move, and the bending rollers extrude the reinforcing steel bars to bend. The utility model has the advantages that: the device can realize the bending of the steel bars and the dragging movement of the steel bars in the bending process, has high movement precision and improves the working efficiency; the continuous bending operation of the reinforcing steel bars can be realized.

Description

Steel bar bending machine

Technical Field

The utility model relates to a building engineering mechanical equipment field especially relates to a steel bar bending machine.

Background

The reinforcing steel bar is the most common construction material in the building engineering, and its appearance is two kinds for smooth round steel bar and deformed steel bar, and the delivery state is two kinds for the straight strip and the wire rod, before the reinforcing steel bar uses, all need to finalize the design, straighten or crooked to the requirement that better accords with the reinforcing steel bar and use, the quality of improvement construction. Carry out the reinforcing bar through machinery and bend also the operation means that the scene is commonly used, however the length of every reinforcing bar often is longer, and weight is heavier, and the manual work pulls the reinforcing bar and removes harder, and fixed mounting's bender needs the manual work to pull the reinforcing bar with the length of inserting of adjustment end, the precision is poor, and is inefficient.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model aims to provide a steel bar bending machine, which can complete steel bar bending and steel bar dragging movement in the bending process by replacing manual work with machinery, has high moving precision, saves manual work and improves working efficiency; the continuous bending operation of the reinforcing steel bars can be realized.

The utility model discloses a realize through following technical scheme: a steel bar bending machine comprises an operating platform, wherein a steel bar clamping seat is arranged on the operating platform, a chuck horizontal groove allowing a steel bar to pass through is formed in the steel bar clamping seat, an arc groove is formed in the operating platform by taking the center of the steel bar clamping seat as a circle center, and the bending machine also comprises a bending roller sliding along the arc groove; one end of the steel bar to be bent is inserted into the horizontal groove of the chuck, and the bending roller slides along the arc groove and extrudes the steel bar to bend;

a sliding frame perpendicular to the chuck horizontal groove is arranged in the operating platform, two mounting seats are arranged on the sliding frame in a sliding mode, the mounting seats are symmetrically arranged relative to the chuck horizontal groove, telescopic rods extending out of the operating platform are arranged on the mounting seats, reinforcing rods are arranged at the telescopic ends of the telescopic rods, clamping blocks are connected to the reinforcing rods through springs, the two clamping blocks are arranged oppositely, and the upper ends of the clamping blocks are higher than the operating platform;

just be located in the operation panel the below of carriage is rotated and is equipped with two belt pulleys, the center line of belt pulley with the carriage is parallel, be equipped with on the belt pulley with the cingulum of belt pulley interlock follows the center line of belt pulley will the cingulum divide into upside cingulum and downside cingulum, two the bottom of mount pad all is equipped with connecting portion, arbitrary one connecting portion fix on the upside cingulum, another connecting portion fix on the downside cingulum.

When the belt pulley rotates, drive two the mount pad is close to each other, makes grip block centre gripping reinforcing bar improves the stability of reinforcing bar in-process of bending, and the reinforcing bar is by the centre gripping back, through the telescopic link comes to carry out horizontal migration to the reinforcing bar, controls the reinforcing bar and bends the length between the position to realize accurate control to the reinforcing bar length of bending, the spring can cushion the reinforcing bar at the clamping process, avoids the centre gripping too stiff, can continuously control the reinforcing bar removal through the cooperation action of flexible and centre gripping, realizes bending in succession.

Furthermore, a placing plate is arranged on one side of the operating platform, and the placing plate and the telescopic rod are arranged on the same side and correspond to the horizontal groove of the chuck. The upper end face of the placing plate is coplanar with the operating platform, so that the steel bar which is being bent or is to be bent can be supported, and continuous bending work is facilitated.

Furthermore, two the opposite face of grip block all is equipped with the rubber pad. The rubber pad can improve the frictional force between the clamping block and the reinforcing steel bar.

Furthermore, a supporting arm penetrating through the arc groove is arranged below the bending roller, a turntable is arranged below the supporting arm, and the center of the turntable is connected with a bending driving motor. The bending driving motor drives the rotary table to rotate, the rotary table drives the supporting arm to slide in the arc groove, and therefore the bending roller slides along the arc groove and is matched with the steel bar clamping seat to bend the steel bar.

Furthermore, carousel below circumference is equipped with a plurality of homodynes pole, the driving motor that bends passes through the fixed disk setting inside the operation panel, on the fixed disk and the driving motor's of bending circumference is equipped with annular slide rail, the lower extreme joint of homodyne pole and slip the setting and be in the annular slide rail. The force equalizing rod is matched with the annular sliding rail, so that the rotary table can be supported, the rotary table is stable in rotation in the bending process, and the resistance to rotation of the rotary table caused by friction can be reduced.

Furthermore, the steel bar clamping seat consists of two symmetrically arranged steel bar clamping blocks with intervals; the steel bar clamping block is detachably fixed on the strip hole.

Further, be equipped with the through-hole that link up from top to bottom on the reinforcing bar holder, use the screw to pass the through-hole with rectangular hole cooperation nut will the reinforcing bar holder is fixed on the operation panel, not hard up screw can also be adjusted the reinforcing bar clamp splice is in the position in the rectangular hole, and then adjust the width of chuck horizontal trough can make this device adapt to the reinforcing bar of different diameters. The screw can penetrate through the steel bar clamping seats, so that the depth of the horizontal groove of the clamping head is expanded, the horizontal groove of the clamping head can accommodate a plurality of steel bars, and the steel bars are bent simultaneously.

Furthermore, a clamping driving motor is arranged inside the operating platform and drives any belt pulley to rotate through a transmission mechanism.

Furthermore, the telescopic rod is an electric push rod or a hydraulic push rod.

The utility model has the advantages that: the steel bars are bent in an arc driving mode, so that the bending angle of the steel bars can be well controlled, and the rotating stability of the bending roller is improved through the force equalizing rod; the toothed belt is driven by the belt pulley, so that the two mounting seats are close to each other synchronously, the clamping blocks are linked to fix the reinforcing steel bars and are matched with the telescopic rods to stretch, the reinforcing steel bars can be moved continuously, the bending length of the reinforcing steel bars can be controlled accurately, and the bending quality and the working efficiency are improved; the spring is arranged between the clamping block and the reinforcing rod for buffering, so that the buffering force can be improved when the reinforcing steel bar is clamped, the situation that the contact area is small due to the fact that the contact surface with the reinforcing steel bar is too stiff in the clamping process is avoided, meanwhile, the friction force is increased by matching with the rubber pad at the front end of the clamping block, and the accurate control on the moving length of the reinforcing steel bar can be improved; the width of the horizontal groove of the clamping head can be adjusted, and reinforcing steel bars with different diameters can be accommodated.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a schematic diagram of the external structure of the present invention.

Fig. 3 is a schematic view of a clamp driving structure.

FIG. 4 is a schematic view of a bending driving structure.

FIG. 5 is a schematic view of the structure of the equalizing rod and the disk.

Wherein the reference numerals are: 1. an operation table; 10. placing a plate; 11. a carriage; 12. a mounting seat; 13. a connecting portion; 14. clamping the driving motor; 15. a first pulley; 16. a second pulley; 17. a toothed belt; 18. a third belt pulley; 19. a fourth belt pulley; 2. a steel bar clamp seat; 20. a support arm; 21. a turntable; 22. a force equalizing rod; 23. fixing the disc; 24. an annular slide rail; 25. bending a driving motor; 3. a chuck horizontal slot; 31. a strip hole; 4. an arc groove; 5. bending rollers; 6. a telescopic rod; 7. a reinforcing bar; 8. a spring; 9. and (4) clamping the block.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

The first embodiment is shown in fig. 1-2, and the utility model is realized by the following technical scheme: a steel bar bending machine comprises an operating platform 1, wherein a steel bar clamping seat 2 is arranged on the operating platform 1, a chuck horizontal groove 3 allowing a steel bar to pass through is arranged on the steel bar clamping seat 2, an arc groove 4 is arranged on the operating platform 1 and takes the center of the steel bar clamping seat 2 as the center of a circle, and the bending machine also comprises a bending roller 5 sliding along the arc groove 4; one end of a steel bar to be bent is inserted into the horizontal groove 3 of the chuck, and the bending roller 5 slides along the arc groove 4 and extrudes the steel bar to bend;

a sliding frame 11 perpendicular to the chuck horizontal groove 3 is arranged in the operating platform 1, two mounting seats 12 are arranged on the sliding frame 11 in a sliding mode, the mounting seats 12 are symmetrically arranged relative to the chuck horizontal groove 3, telescopic rods 6 extending out of the operating platform 1 are arranged on the mounting seats 12, reinforcing rods 7 are arranged at the telescopic ends of the telescopic rods 6, clamping blocks 9 are connected to the reinforcing rods 7 through springs 8, the two clamping blocks 9 are arranged oppositely, and the upper ends of the clamping blocks 9 are higher than the operating platform 1;

two belt pulleys are rotatably arranged in the operating table 1 and below the sliding frame 11, the central connecting line of the two belt pulleys is parallel to the sliding frame 11, toothed belts 17 meshed with the belt pulleys are arranged on the belt pulleys, the toothed belts 17 are divided into upper side toothed belts and lower side toothed belts along the central connecting line of the belt pulleys, connecting parts 13 are arranged at the bottom ends of the two mounting seats 12, any one connecting part 13 is fixed on the upper side toothed belts, and the other connecting part 13 is fixed on the lower side toothed belts.

When the belt pulley rotates, drive two mount pads 12 and be close to each other, make 9 centre gripping reinforcing bars of grip block, improve the stability of reinforcing bar in-process of bending, the reinforcing bar is by the centre gripping after, come to carry out horizontal migration to the reinforcing bar through telescopic link 6, control reinforcing bar length between the position of bending, thereby bend length to the reinforcing bar and realize accurate control, spring 8 can cushion the reinforcing bar in the centre gripping process, avoid the centre gripping too stiff, cooperation action through flexible and centre gripping can continuously control the reinforcing bar removal, realize bending in succession.

One side of the operating platform 1 is provided with a placing plate 10, and the placing plate 10 is arranged on the same side of the telescopic rod 6 and corresponds to the chuck horizontal groove 3. The upper end face of the placing plate 10 is coplanar with the operating platform 1, so that the steel bars which are being bent or to be bent can be supported, and continuous bending work is facilitated.

The opposite faces of the two clamping blocks 9 are provided with rubber pads. The rubber pad can improve the frictional force between grip block 9 and the reinforcing bar.

The steel bar clamping seat 2 consists of two symmetrically arranged steel bar clamping blocks with intervals; the operation panel 1 is provided with a strip hole 31 below the reinforcing steel bar clamping block, and the reinforcing steel bar clamping block is detachably fixed on the strip hole 31.

Be equipped with the through-hole that link up from top to bottom on the reinforcing bar holder 2, use the screw to pass through-hole and rectangular hole 31 cooperation nut and fix reinforcing bar holder 2 on operation panel 1, not hard up screw can also adjust the position of reinforcing bar clamp splice in rectangular hole 31, and then adjusts the width of chuck horizontal slot 3, can make the reinforcing bar of this device adaptation different diameters. Can run through a plurality of reinforcing bar holder 2 on the screw, and then expand the degree of depth of chuck horizontal slot 3 for chuck horizontal slot 3 can hold many reinforcing bars, bends simultaneously.

The telescopic rod 6 is an electric push rod or a hydraulic push rod.

In the second embodiment, as shown in fig. 3, on the basis of the first embodiment, a clamping driving motor 14 is arranged inside the operating platform 1, and the clamping driving motor 14 drives any pulley to rotate through a transmission mechanism. Obviously, the transmission mechanism can realize the translation of the mounting seat 12 by using a chain transmission or a toothed belt transmission, and the like, in the second embodiment, the toothed belt transmission is adopted, the left end of the toothed belt 17 connected with the mounting seat 12 is provided with a first belt pulley 15, the right end is provided with a second belt pulley 16, the first belt pulley 15 and the second belt pulley 16 have the same size, the clamping driving motor 14 is provided with a third belt pulley 18, and the outer side of the second belt pulley 16 is connected with a fourth belt pulley 19; toothed belts 17 are arranged on the third belt pulley 18 and the fourth belt pulley 19; the rotation of the clamping driving motor 14 can be converted into the translation of the mounting seat 12 through the toothed belt transmission, and finally the clamping and loosening operation of the clamping block 9 on the steel bar is realized.

In the third embodiment, as shown in fig. 4-5, on the basis of the second embodiment, a supporting arm 20 penetrating through the arc groove 4 is arranged below the bending roller 5, a turntable 21 is arranged below the supporting arm 20, and a bending driving motor 25 is connected to the center of the turntable 21. The bending driving motor 25 drives the rotary table 21 to rotate, the rotary table 21 drives the supporting arm 20 to slide in the arc groove 4, and then the bending roller 5 slides along the arc groove 4 to be matched with the steel bar clamping seat 2 to bend the steel bar. A plurality of force equalizing rods 22 are circumferentially arranged below the rotary table 21, the bending driving motor 25 is arranged inside the operating table 1 through a fixed disc 23, annular slide rails 24 are arranged on the fixed disc 23 in the circumferential direction of the bending driving motor 25, and the lower ends of the force equalizing rods 22 are clamped and slidably arranged in the annular slide rails 24. The force-equalizing rod 22 is matched with the annular slide rail 24, so that the rotary table 21 can be supported, the rotary stability of the rotary table 21 in the bending process can be ensured, and the resistance of friction to the rotation of the rotary table 21 can be reduced.

When the utility model is used, firstly, the steel bar is placed in the placing plate 10 and the chuck horizontal groove 3 at the upper end of the operating platform 1, the bending driving motor 25 is started, the turntable 21 is driven to rotate through the bending driving motor 25, and then the bending supporting arm 20 is driven to drive the bending roller 5, the bending roller 5 slides along the arc groove 4, and the steel bar is bent by matching with the steel bar holder 2; when the reinforcing steel bar needs to be moved and bent again, the clamping driving motor 14 is started, the two mounting seats 12 on the sliding frame 11 are driven by the toothed belt 17 to horizontally move in opposite directions, the two mounting seats 12 gradually approach until the two mounting seats contact the reinforcing steel bar, the spring 8 is stressed, the spring 8 can buffer the reinforcing steel bar in the clamping process, over-stiffness in clamping is avoided, friction force is increased by matching with a rubber pad at the front end of the clamping block 9, the telescopic rod 6 contracts to horizontally move the reinforcing steel bar, and the length between the bending parts of the reinforcing steel bar is controlled; after the adjustment is finished, the bending driving motor 25 is started again to bend the reinforcing steel bars for the second time; through the mode, the control of the bending length of the reinforcing steel bar is more accurate, the reinforcing steel bar can be continuously controlled to move, continuous bending work is carried out, and the bending work efficiency and the bending quality of the reinforcing steel bar are greatly improved.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, unless otherwise specified, "a plurality" means two or more.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical features that the utility model has not been described can be realized through or adopt prior art, and no longer give unnecessary details here, and of course, the above-mentioned explanation is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, ordinary skilled person in this technical field is in the utility model discloses a change, modification, interpolation or replacement made in the essential scope also should belong to the utility model discloses a protection scope.

Claims (8)

1. A steel bar bending machine is characterized by comprising an operation table, wherein a steel bar clamping seat is arranged on the operation table, a chuck horizontal groove allowing a steel bar to pass through is formed in the steel bar clamping seat, an arc groove is formed in the operation table by taking the center of the steel bar clamping seat as a circle center, and the steel bar bending machine further comprises a bending roller sliding along the arc groove;

a sliding frame perpendicular to the chuck horizontal groove is arranged in the operating platform, two mounting seats are arranged on the sliding frame in a sliding mode, the mounting seats are symmetrically arranged relative to the chuck horizontal groove, telescopic rods extending out of the operating platform are arranged on the mounting seats, reinforcing rods are arranged at the telescopic ends of the telescopic rods, clamping blocks are connected to the reinforcing rods through springs, the two clamping blocks are arranged oppositely, and the upper ends of the clamping blocks are higher than the operating platform;

just be located in the operation panel the below of carriage is rotated and is equipped with two belt pulleys, the center line of belt pulley with the carriage is parallel, be equipped with on the belt pulley with the cingulum of belt pulley interlock follows the center line of belt pulley will the cingulum divide into upside cingulum and downside cingulum, two the bottom of mount pad all is equipped with connecting portion, arbitrary one connecting portion fix on the upside cingulum, another connecting portion fix on the downside cingulum.

2. The steel bar bending machine according to claim 1, wherein a placing plate is arranged on one side of the operating platform, and the placing plate is arranged on the same side of the telescopic rod and corresponds to the horizontal groove of the chuck.

3. Bending machine for reinforcing steel bars according to claim 1, characterized in that two said clamping blocks are provided with rubber pads on opposite faces.

4. The steel bar bending machine according to claim 1, wherein a support arm penetrating through the arc groove is arranged below the bending roller, a turntable is arranged below the support arm, and a bending driving motor is connected to the center of the turntable.

5. A steel bar bending machine according to claim 4, wherein a plurality of force equalizing rods are circumferentially arranged below the rotary table, the bending driving motor is arranged inside the operating table through a fixed disc, annular sliding rails are arranged on the fixed disc in the circumferential direction of the motor, and the lower ends of the force equalizing rods are clamped and slidably arranged in the annular sliding rails.

6. The steel bar bending machine according to claim 1, wherein the steel bar clamping seat is composed of two symmetrically arranged steel bar clamping blocks with intervals; the steel bar clamping block is detachably fixed on the strip hole.

7. A steel bar bending machine according to claim 1, wherein a clamping driving motor is arranged inside the operating platform, and the clamping driving motor drives any one of the pulleys to rotate through a transmission mechanism.

8. Machine for bending rebars according to claim 1, wherein said telescopic rods are provided as electric pushers or hydraulic pushers.

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