CN212419426U - Reinforcing steel bar straightening machine - Google Patents

Abstract

The utility model discloses a steel bar straightening machine, which relates to the technical field of steel bar straightening equipment and comprises a base, wherein a conveying device and a straightening device are arranged on the base; the conveying device comprises a fixed plate and a movable plate, a plurality of positioning turntables are rotatably arranged on the fixed plate, a plurality of clamping turntables are rotatably arranged on the movable plate, and a conveying motor is fixedly arranged on the base; the straightening device comprises an arc plate, a straightening column is detachably connected to the arc plate, a pushing plate is arranged on the arc plate in a sliding mode, a clamping column is detachably connected to the pushing plate in a sliding mode, and a straightening motor is fixedly arranged on the base. The utility model can clamp and position the reinforcing steel bar through the matching of the clamping rotary disc and the positioning rotary disc; the steel bar can be straightened through the matching of the straightening column and the pushing column; through the arrangement of the clamping columns, the probability of torsion of the steel bar in the straightening process can be reduced. The utility model discloses can straighten the reinforcing bar that has great bend angle, have the characteristics that the practicality is strong.

Description

Reinforcing steel bar straightening machine

Technical Field

The utility model relates to a bar straightening equipment technical field especially relates to a bar straightening machine.

Background

The steel bar refers to steel for reinforced concrete and prestressed reinforced concrete, and is widely applied to various building structures. The steel bars can be bent due to improper transportation or storage, and the subsequent use of the steel bars is affected. Straightening of the rebar requires the application of rebar straightening equipment.

Chinese patent with patent publication No. CN206779345U proposes a special steel bar straightening machine for construction machinery, which comprises a rolling box, a motor box and an upper press roller support column, wherein an upper press roller and a lower press roller are arranged in the rolling box.

According to the technical scheme, the steel bar is straightened through the pressure of the upper compression roller and the lower compression roller on the steel bar, the straightening machine is only suitable for straightening the steel bar with a small bending angle, and is difficult to be applied to straightening the steel bar with a large bending angle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a steel bar straightening machine can straighten the reinforcing bar that has great bend angle, has the characteristics that the practicality is strong.

The utility model discloses a can realize through following technical scheme:

a steel bar straightening machine comprises a base, wherein a conveying device and a straightening device are arranged on the base; the conveying device comprises a fixed plate fixed on the upper end surface of the base and a movable plate arranged on the upper end surface of the base in a sliding manner, a plurality of linearly arranged positioning turntables are rotatably arranged on the fixed plate, a plurality of linearly arranged clamping turntables are rotatably arranged on the movable plate, the positioning turntables and the clamping turntables are matched for clamping reinforcing steel bars, and a conveying motor for driving any one of the positioning turntables to rotate is fixedly arranged on the base; the straightening device comprises an arc plate which is rotatably arranged on the upper end surface of the base, a straightening column is fixedly arranged at the circle center of the arc plate, a pushing plate is arranged on the arc plate in a sliding mode, the pushing plate is detachably connected with a pushing column and is provided with a clamping column matched with a clamping reinforcing steel bar in a sliding mode, and a base is fixedly provided with a driving straightening motor for rotating the arc plate.

Through adopting above-mentioned technical scheme, arrange the reinforcing bar in one side that the location carousel is close to the centre gripping carousel along the length direction setting of fly leaf to make the flexion of reinforcing bar contradict with the aligning post, the fly leaf slides, the location carousel presss from both sides tight reinforcing bar with the cooperation of centre gripping carousel, according to the position of the length adjustment slurcam of reinforcing bar, the arc rotates and makes promotion post and reinforcing bar one side contradict the centre gripping post and slide and push away the tight reinforcing bar of post cooperation clamp, the arc rotates, promotion post and centre gripping post cooperation promote the reverse bending of reinforcing bar and straighten it. The utility model can clamp and position the reinforcing steel bar through the matching of the clamping rotary disc and the positioning rotary disc; the steel bar can be straightened through the matching of the straightening column and the pushing column; through the arrangement of the clamping columns, the probability of torsion of the steel bar in the straightening process can be reduced. The utility model discloses can straighten the reinforcing bar that has great bend angle, have the characteristics that the practicality is strong.

Further setting the following steps: the base up end is fixed with two parallel arrangement's conveying guide rail, the terminal surface is seted up to the fly leaf lower extreme face two respectively with two conveying guide rail sliding fit's conveyer trough, set firmly two synchronous drive on the base the transport cylinder that the fly leaf slided.

Through adopting above-mentioned technical scheme, under the effect of conveying cylinder, the fly leaf can slide along the conveyer trough.

Further setting the following steps: the improved straightening device is characterized in that a pushing groove arranged along the radial direction of the arc-shaped plate is formed in the upper end face of the arc-shaped plate, a fixed block is fixed at one end, close to the straightening column, of the pushing groove, the pushing plate is arranged in the pushing groove in a sliding fit mode, a rotating block is arranged on the fixed block in a rotating mode, a screw rod of the pushing plate penetrates through threads and is fixed on the rotating block, and the screw rod is arranged along the arranging direction of the pushing groove.

By adopting the technical scheme, the rotating block is rotated, and the pushing plate can slide along the pushing groove, so that the pushing column can conveniently straighten the reinforcing steel bars with different lengths.

Further setting the following steps: the catch plate is kept away from fly leaf one side is fixed with the edge the arc splint that arc circumference set up, set up on the arc with promotion groove parallel arrangement's centre gripping groove, arc splint lower extreme face be fixed with the complex grip block is slided in the centre gripping groove, arc splint up end slides and is provided with the centre gripping post.

Through adopting above-mentioned technical scheme, the centre gripping post that drives on the arc splint when the slurcam removes, is convenient for promote the post and the centre gripping of centre gripping post cooperation to the reinforcing bar.

Further setting the following steps: set up the arc wall that sets up along its circumference on the arc splint, the cooperation of sliding in the arc wall is provided with the arc rack, arc rack up end is close to one side that promotes the post can be dismantled and be connected with the centre gripping post, arc splint up end rotate be provided with arc rack toothing's worm, the drive has set firmly on the arc splint the worm pivoted centre gripping motor.

Through adopting above-mentioned technical scheme, under the centre gripping motor effect, the arc rack slides along the arc wall, is convenient for promote the post and carry out the centre gripping with the cooperation of centre gripping post to the reinforcing bar of different positions.

Further setting the following steps: the pushing plate is provided with a first slot which is matched with the pushing column in an inserting mode, and the upper end face of the arc-shaped rack is provided with a second slot which is matched with the clamping column in an inserting mode.

Through adopting above-mentioned technical scheme, promote the dismantlement and the installation that post and centre gripping post all can be convenient, be convenient for select the promotion post and the centre gripping post of suitable size according to the diameter of reinforcing bar.

Further setting the following steps: and anti-skid cushions are fixed on the outer peripheries of the clamping turntable and the positioning turntable.

By adopting the technical scheme, the friction force of the clamping turntable and the positioning turntable on the reinforcing steel bars can be increased by arranging the anti-slip soft cushion, so that the reinforcing steel bars can be conveniently conveyed; meanwhile, the pressure of the clamping turntable and the positioning turntable on the steel bar can be buffered.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the steel bar can be clamped and positioned by matching the clamping turntable with the positioning turntable;

(2) the steel bar can be straightened through the matching of the straightening column and the pushing column;

(3) through the arrangement of the clamping columns, the probability of torsion of the steel bar in the straightening process can be reduced.

Drawings

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

FIG. 2 is a schematic view of a partial explosion of the straightening device according to the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

Reference numerals: 1. a base; 2. a fixing plate; 3. a movable plate; 4. positioning a turntable; 5. clamping the turntable; 6. a conveying motor; 7. an arc-shaped plate; 8. a straightening post; 9. a push plate; 10. pushing the column; 11. a clamping post; 12. a straightening motor; 13. a conveying guide rail; 14. a conveying trough; 15. a conveying cylinder; 16. a push groove; 17. a fixed block; 18. rotating the block; 19. a screw; 20. an arc-shaped splint; 21. a clamping groove; 22. a clamping block; 23. an arc-shaped slot; 24. an arc-shaped rack; 25. a worm; 26. a clamping motor; 27. a first slot; 28. a second slot; 29. an anti-slip soft cushion.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, for the utility model discloses a steel bar straightening machine, including the base 1 that is the cuboid type, be provided with conveyor and the straightener who is located conveyor one side on the base 1.

The conveying device comprises a fixed plate 2 fixedly arranged on the upper end face of the base 1 and a movable plate 3 arranged on the upper end face of the base 1 in a sliding manner, wherein the fixed plate 2 and the movable plate 3 are arranged along the length direction of the base 1, and the fixed plate 2 and the movable plate 3 are arranged oppositely. The sliding of the movable plate 3 is realized by the following arrangement: the up end of base 1 is fixed with two parallel arrangement's conveying guide 13, and the extending direction of conveying guide 13 is unanimous with base 1's width direction, and two conveying guide 13 sliding fit's conveyer trough 14 with two conveying guide 13 respectively have been seted up to terminal surface under the fly leaf 3, is fixed with two transport cylinder 15 on the base 1, and transport cylinder 15 is located fly leaf 3 and keeps away from one side of fixed plate 2, and transport cylinder 15's piston rod sets up and just faces fixed plate 2 one side along base 1's width direction. The movable plate 3 can slide along the conveying groove 14 under the action of the conveying cylinder 15, so that the distance between the fixed plate 2 and the movable plate 3 can be conveniently changed.

The up end of fixed plate 2 rotates and is provided with a plurality of location carousel 4 that set up along fixed plate 2 length direction, and the quantity of location carousel 4 is preferred three, and 3 up ends of fly leaf rotate and are provided with a plurality of centre gripping carousels 5 that set up along 3 length direction of fly leaf, and the quantity of centre gripping carousel 5 is preferred three, and location carousel 4 corresponds the setting with centre gripping carousel 5. A conveying motor 6 is fixed on the base 1, and the conveying motor 6 is in transmission connection with any one of the positioning turntables 4 through a gear. One end of a steel bar is arranged between the positioning rotary table 4 and the clamping rotary table 5, the two conveying cylinders 15 push the movable plate 3 to move to one side close to the fixed plate 2, the clamping rotary tables 5 can be matched with the positioning rotary tables 4 to clamp the end part of the steel bar, and the positioning rotary tables 4 can be matched with the clamping rotary tables 5 to convey the steel bar to one side close to the straightening device under the action of the conveying motor 6. The periphery sides of the clamping rotary disc 5 and the positioning rotary disc are both fixed with anti-skid soft pads 29, and the anti-skid soft pads 29 can be anti-skid rubber pads. The friction force of the clamping turntable 5 and the positioning turntable 4 to the steel bars can be increased by arranging the anti-skid soft cushion 29, so that the steel bars can be conveniently conveyed; simultaneously, the pressure of the clamping rotary table 5 and the positioning rotary table 4 on the steel bar can be buffered, and the clamping rotary table 5 and the positioning rotary table 4 are prevented from causing secondary bending of the steel bar due to overlarge pressure on the steel bar.

Referring to fig. 1 and 2, the straightening device comprises an arc plate 7 which is rotatably arranged on the upper end surface of a base 1, the arc plate 7 is in a quarter circle shape, a straightening column 8 is fixed at the position of the center of the arc plate 7, the positions where a plurality of positioning turntables 4 abut against steel bars and the positions where the straightening columns 8 abut against the steel bars are located on the same straight line, a straightening motor 12 is fixed on the base 1, and the straightening motor 12 is in transmission connection with the arc plate 7 through a gear. The arc plate 7 slides upwards and is provided with a pushing plate 9, and the sliding of the pushing plate 9 is realized through the following settings: the pushing groove 16 that sets up along the radial direction of arc 7 is seted up to arc 7 up end near fly leaf 3 one side, the one end that pushing groove 16 is close to straightening post 8 is fixed with fixed block 17, the cooperation of sliding in the pushing groove 16 is provided with slurcam 9, fixed block 17 rotates towards one side of slurcam 9 and is provided with rotor 18, one side that rotor 18 is close to slurcam 9 is fixed with screw rod 19, screw rod 19 sets up along the length direction of pushing groove 16, the one end screw thread that rotor 18 was kept away from to screw rod 19 wears to establish slurcam 9. The rotating block 18 is rotated, and the pushing plate 9 can slide along the pushing groove 16. One side of the upper end surface of the pushing plate 9, which is far away from the straightening column 8, is provided with a first slot 27 which is vertically arranged, and the pushing column 10 is arranged in the first slot 27 in a plugging and matching manner. The positioning rotary table 4 and the clamping rotary table 5 are matched to convey the reinforcing steel bars to the bent positions of the reinforcing steel bars to be abutted to the straightening columns 8, the reinforcing steel bars are bent towards one side of the pushing columns 10, the position of the pushing plate 9 is adjusted, and the arc-shaped plate 7 rotates under the action of the straightening motor 12 to enable the pushing columns 10 to be abutted to the reinforcing steel bars and push the reinforcing steel bars to be bent in the opposite direction to straighten the reinforcing steel bars along with the rotation of the arc-shaped plate. The pushing plate 9 can slide, so that the pushing column 10 can straighten the reinforcing steel bars with different lengths conveniently.

The up end of the pushing board 9 is provided with a clamping column 11 in a sliding way, and the sliding of the clamping column 11 is realized through the following arrangement: one side that the fly leaf 3 was kept away from to slurcam 9 is fixed with along arc splint 20 that 7 circumference of arc set up, arc splint 20 is the quarter ring type, and arc 23 along 7 circumference settings of arc is seted up to arc splint 20 up end, and the gliding cooperation is provided with arc rack 24 in the arc 23, and the second slot 28 of vertical setting is seted up to one side that arc rack 24 up end is close to promotion post 10, and the interpolation cooperation is provided with centre gripping post 11 in the second slot 28. Referring to fig. 3, a worm 25 engaged with the arc-shaped rack 24 is rotatably disposed on one side of the upper end surface of the arc-shaped clamp plate 20 away from the pushing column 10, a clamping motor 26 is fixed on the upper end surface of the arc-shaped clamp plate 20, and the clamping motor 26 is in transmission connection with the worm 25 through a shaft. Under the effect of centre gripping motor 26, the rotation of worm 25 drives arc rack 24 and slides along arc 23 to the distance between regulation that can be convenient promotion post 10 and the centre gripping post 11 makes promotion post 10 and the centre gripping post 11 cooperation be applicable to the centre gripping of the reinforcing bar of different diameters. After the pushing column 10 is abutted to the steel bar, the clamping column 11 is close to one side of the pushing column 10 under the action of the clamping motor 26 and matched with the pushing column 10 to clamp the steel bar, so that the steel bar is not easy to twist in the straightening process. The first slot 27 and the second slot 28 are arranged to allow the pushing column 10 and the clamping column 11 to be conveniently detached and installed, so that the pushing column 10 and the clamping column 11 with proper sizes can be conveniently selected according to the diameter of the steel bar.

The upper end face of the arc plate 7 is provided with a clamping groove 21 which is arranged in parallel with the pushing groove 16, and the lower end face of the arc clamping plate 20 is fixed with a clamping block 22 which is matched with the clamping groove 21 in a sliding manner. The pushing plate 9 moves and simultaneously drives the clamping columns 11 on the arc-shaped clamping plates 20 to move along the radial direction of the arc-shaped plates 7, so that the pushing columns 10 and the clamping columns 11 are matched to clamp the reinforcing steel bars conveniently.

The utility model discloses a theory of operation and beneficial effect do:

arrange the reinforcing bar in between a plurality of positioning turntable 4 and a plurality of centre gripping carousel 5, fly leaf 3 slides, positioning turntable 4 presss from both sides tight reinforcing bar and carries the reinforcing bar under conveyor motor 6 effect with the cooperation of centre gripping carousel 5, conflict with the straightening post 8 to the bend of reinforcing bar, adjust the position of slurcam 9, 7 rotations of arc make promote post 10 and contradict reinforcing bar one side, arc rack 24 slides to centre gripping post 11 along arc 23 and pushes away the tight reinforcing bar of post 10 cooperation clamp, along with the rotation of arc 7, it pushes away the reverse bending of reinforcing bar to straighten to the reinforcing bar to promote post 10. The clamping rotary table 5 is matched with the positioning rotary table 4, so that the reinforcing steel bar can be clamped and positioned; the straightening column 8 is matched with the pushing column 10, so that the steel bar can be straightened; the arrangement of the clamping column 11 can ensure that the reinforcing steel bar is not easy to twist in the straightening process. The utility model discloses can straighten the reinforcing bar that has great bend angle, have the characteristics that the practicality is strong.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (7)

1. A steel bar straightening machine is characterized in that: the straightening machine comprises a base (1), wherein a conveying device and a straightening device are arranged on the base (1);

the conveying device comprises a fixed plate (2) fixed on the upper end face of the base (1) and a movable plate (3) arranged on the upper end face of the base (1) in a sliding manner, a plurality of linearly arranged positioning turntables (4) are rotatably arranged on the fixed plate (2), a plurality of linearly arranged clamping turntables (5) are rotatably arranged on the movable plate (3), the positioning turntables (4) and the clamping turntables (5) are matched for clamping reinforcing steel bars, and a conveying motor (6) for driving any one of the positioning turntables (4) to rotate is fixedly arranged on the base (1);

straightening device including rotate set up in arc (7) of base (1) up end, arc (7) centre of a circle rigidity has straightening post (8), it is provided with slurcam (9) to slide on arc (7), slurcam (9) go up to dismantle be connected with promote post (10) and slide be provided with promote post (10) cooperation centre gripping reinforcing bar's centre gripping post (11), the drive has set firmly on base (1) arc (7) pivoted straightening motor (12).

2. A bar straightener according to claim 1, characterized in that: the base (1) up end is fixed with two parallel arrangement's transport guide (13), the terminal surface is seted up under fly leaf (3) two respectively with two transport guide (13) complex conveyer trough (14) that slides, set firmly two synchronous drive on base (1) the transport cylinder (15) that fly leaf (3) slided.

3. A bar straightener according to claim 1, characterized in that: the improved straightening mechanism is characterized in that a pushing groove (16) arranged along the radial direction of the arc-shaped plate (7) is formed in the upper end face of the arc-shaped plate (7), the pushing groove (16) is close to one end of the straightening column (8) and is fixedly provided with a fixed block (17), the pushing groove (16) is arranged in a sliding fit mode and is provided with the pushing plate (9), a rotating block (18) is arranged on the fixed block (17) in a rotating mode, a screw rod (19) with threads penetrating through the pushing plate (9) is fixed on the rotating block (18), and the screw rod (19) is arranged along the arranging direction of the pushing groove (16).

4. A bar straightener according to claim 3, characterized in that: keep away from catch plate (9) fly leaf (3) one side is fixed with the edge arc splint (20) that arc (7) circumference set up, seted up on arc (7) with promote groove (16) parallel arrangement's centre gripping groove (21), end surface is fixed with under arc splint (20) with centre gripping groove (21) complex grip block (22) that slides, arc splint (20) up end slides and is provided with centre gripping post (11).

5. The bar straightener of claim 4, wherein: offer arc wall (23) that sets up along its circumference on arc splint (20), the cooperation of sliding in arc wall (23) is provided with arc rack (24), arc rack (24) up end is close to one side that promotes post (10) can be dismantled and be connected with centre gripping post (11), arc splint (20) up end rotate be provided with arc rack (24) meshed worm (25), the drive has set firmly on arc splint (20) worm (25) pivoted centre gripping motor (26).

6. The bar straightener of claim 5, wherein: the pushing plate (9) is provided with a first slot (27) which is in plug-in fit with the pushing column (10), and the upper end face of the arc-shaped rack (24) is provided with a second slot (28) which is in plug-in fit with the clamping column (11).

7. A bar straightener according to claim 1, characterized in that: and anti-skid cushions (29) are fixed on the outer peripheries of the clamping turntable (5) and the positioning turntable (4).

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