CN219025746U

CN219025746U - Reinforcing bar straightener capable of extending reinforcing bar

Info

Publication number: CN219025746U
Application number: CN202222925122.4U
Authority: CN
Inventors: 王焕景; 孙宁; 史永静; 庄振伟
Original assignee: Henan Dingding Industrial Co ltd
Current assignee: Henan Dingding Industrial Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-05-16
Anticipated expiration: 2032-11-03

Abstract

The utility model discloses a bar straightener for extensible bars, which comprises a frame and a traction unit, wherein the frame is provided with a plurality of traction units; a frame: the upper end of the machine is rotationally connected with a rotating seat through a bearing, the inside of the rotating seat is rotationally connected with straightening rollers which are uniformly distributed, the left end of the rotating seat is provided with a belt pulley I, the left end of the machine frame is provided with a straightening motor, the output shaft of the straightening motor is provided with a belt pulley II, and the belt pulley I is in transmission connection with the belt pulley II through a belt; and a pulling unit: the two ends are arranged at the left end and the right end of the frame; wherein: still include control switch group, control switch group sets up in the right-hand member of frame, and the output of control switch group is connected to the input electricity of straightening motor, and external power source is connected to control switch group's input electricity, and this steel bar straightener of extensible reinforcing bar can utilize the speed differential of traction wheel to carry out tensile extension to the reinforcing bar and straighten to the traction wheel that corresponds from top to bottom can carry out rotary drive in step, and traction effect is good, and the phenomenon of skidding is difficult for taking place, and the alignment is effectual.

Description

Reinforcing bar straightener capable of extending reinforcing bar

Technical Field

The utility model relates to the technical field of reinforcement processing, in particular to a reinforcement bar straightening machine for extensible reinforcement bars.

Background

The length of the coiled steel bar is generally deviated after straightening treatment, the steel bar can be stretched by a certain proportion, the allowable length weight deviation of national standards for the steel bars with different strength requirements is generally not higher than 10%, when the steel bar straightener in the prior art is operated, a straightening block or a straightening roller spirally moves around the steel bar which is pulled to pass through, the straightening machine with the structure can straighten the steel bar through rolling, but the straightening method is single, the steel bar cannot be stretched and straightened by the speed difference of a traction wheel, and the use effect is common.

Disclosure of Invention

The utility model aims to overcome the existing defects, provides the steel bar straightening machine for the extensible steel bars, can utilize the speed difference of the traction wheels to straighten the steel bars by stretching and extending, and the traction wheels corresponding to the traction wheels up and down can synchronously rotate to drive, so that the traction effect is good, the slipping phenomenon is not easy to occur, and the problems in the background art can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the steel bar straightener for the extensible steel bars comprises a frame and a traction unit;

a frame: the upper end of the machine is rotationally connected with a rotating seat through a bearing, the inside of the rotating seat is rotationally connected with straightening rollers which are uniformly distributed, the left end of the rotating seat is provided with a belt pulley I, the left end of the machine frame is provided with a straightening motor, the output shaft of the straightening motor is provided with a belt pulley II, and the belt pulley I is in transmission connection with the belt pulley II through a belt;

and a pulling unit: the two ends are arranged at the left end and the right end of the frame;

wherein: still include control switch group, control switch group sets up in the right-hand member of frame, and the output of control switch group is connected to the input electricity of straightening motor, and the external power source is connected to the input electricity of control switch group, can utilize the difference of controlling both ends traction wheel diameter to cause the speed differential to the both ends of reinforcing bar, and then realize stretching extension to the reinforcing bar, and then improved the alignment efficiency of reinforcing bar, two traction wheels that correspond about simultaneously can be synchronous rotate and pull the reinforcing bar, and then effectual when pulling, prevent the skidding of reinforcing bar, have good result of use.

Further, the traction unit comprises a first supporting shaft, a connecting plate, a second supporting shaft and traction wheels, wherein the first supporting shaft is symmetrically and rotatably connected to the left end and the right end of the frame through bearings respectively, the middle part of an outer cambered surface of the first supporting shaft is rotatably connected with the connecting plate through bearings, one end of the connecting plate, which is far away from the first supporting shaft, is rotatably connected with the second supporting shaft through bearings, the front end of the outer cambered surface of the supporting shaft is provided with the traction wheels, the diameters of the two traction wheels which vertically correspond to each other are the same, and the diameter of the traction wheel at the left end is smaller than that of the traction wheel at the right end, so that the traction of steel bars is facilitated.

Further, the traction unit further comprises a quarter gear, the quarter gears are respectively arranged at one end of the connecting plates, which is close to the first supporting shaft, and the two vertically corresponding quarter gears are in meshed connection, so that the same-amplitude swing of the two connecting plates can be conveniently controlled.

Further, the traction unit further comprises a tension spring, wherein the tension spring is arranged between the two support shafts II which are vertically corresponding to each other, and power is provided for clamping the two traction wheels.

Further, the middle part of the outer cambered surface of the support shaft is provided with a first gear, the middle part of the outer cambered surface of the support shaft is provided with a second gear, two vertically corresponding gears are in meshed connection, the first gear is respectively in meshed connection with the adjacent second gears, and synchronous rotation of the upper traction wheel and the lower traction wheel is conveniently controlled.

Further, a traction motor is arranged at the right rear end of the frame and fixedly connected with a support shaft at the right upper end, and power is provided for movement of the reinforcing steel bars.

Further, the chain wheel is further arranged at the rear end of the first support shaft at the lower side through the extension rod, and the two chain wheels are connected through chain transmission, so that synchronous control of the traction wheel is facilitated.

Compared with the prior art, the utility model has the beneficial effects that: the steel bar straightener for the extensible steel bars has the following advantages:

the control switch group is regulated and controlled, traction motor operation, traction motor's output shaft is through the back shaft of upper right end drive upper right gear two clockwise rotation, upper right gear two will drive lower right gear two and right sprocket rotation, right side sprocket will drive left sprocket rotation through the chain, left side sprocket is through the back shaft of lower left end drive lower left gear two rotation, lower left gear two drives upper right gear two rotation, gear two drives adjacent gear one rotation, gear one drives the traction wheel rotation through back shaft two drive traction wheels simultaneously, the extension spring drives two back shafts each other to be close to, and then back shaft two drive traction wheels is with the tight traction of reinforcing bar clamp, and the traction wheel diameter of right-hand member is great, and then wall left end traction wheel rotatory linear velocity is great when synchronous revolution, and then the both ends of reinforcing bar can produce the speed differential, and then can stretch the extension, and then the alignment efficiency of reinforcing bar has been promoted, and carry the difference to the both ends that can utilize left and right ends traction wheel diameter to lead to the fact the speed differential, and then realize the rotation of two traction wheels that are close to each other, and then the effect of the corresponding reinforcing bar is good when the traction effect of two traction wheels is stretched, and then the synchronous rotation is carried out to the reinforcing bar is good.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model

FIG. 2 is a schematic view of the rear side of the present utility model

Fig. 3 is a schematic cross-sectional structure of the pulling unit of the present utility model.

In the figure: the device comprises a frame 1, a rotating seat 2, a straightening roller 3, a belt pulley I, a belt pulley II, a straightening motor 6, a control switch group 7, a traction unit 8, a supporting shaft I, a connecting plate 82, a supporting shaft II, a traction wheel 84, a quarter gear 85, a tension spring 86, a gear I9, a gear II 10, a traction motor 11, a chain wheel 12 and a chain 13.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: the steel bar straightener for the extensible steel bars comprises a frame 1 and a traction unit 8;

frame 1: the upper end of the machine frame is rotationally connected with a rotating seat 2 through a bearing, a frame 1 provides an installation position for parts above, the inside of the rotating seat 2 is rotationally connected with a straightening roller 3 which is uniformly distributed, the left end of the rotating seat 2 is provided with a belt pulley I4, the left end of the frame 1 is provided with a straightening motor 6, the output shaft of the straightening motor 6 is provided with a belt pulley II 5, the belt pulley I4 is in transmission connection with the belt pulley II 5 through a belt, the straightening motor 6 and a traction motor 11 operate, the output shaft of the straightening motor 6 drives the belt pulley II 5 to rotate, the belt pulley II drives the belt pulley I4 to rotate through a belt, the belt pulley I4 drives the rotating seat 2 to rotate, and the rotating seat 2 drives the straightening roller 3 to rotationally roll around one circle of a reinforcing steel bar to straighten the reinforcing steel bar;

pulling unit 8: the traction unit 8 comprises a first supporting shaft 81, a connecting plate 82, a second supporting shaft 83 and traction wheels 84, wherein the first supporting shaft 81 is symmetrically and rotatably connected to the left end and the right end of the frame 1 through bearings, the middle part of the outer cambered surface of the first supporting shaft 81 is rotatably connected with the connecting plate 82 through bearings, one end, far away from the first supporting shaft 81, of the connecting plate 82 is rotatably connected with the second supporting shaft 83 through bearings, the connecting plate 82 provides mounting positions for other parts, the front end of the outer cambered surface of the second supporting shaft 83 is provided with the traction wheels 84, the diameters of the two traction wheels 84 vertically corresponding are the same, the diameter of the traction wheel 84 at the left end is smaller than that of the traction wheel 84 at the right end, when the traction wheel is used, the end head of a reinforcing steel bar penetrates between the two traction wheels 84 at the left end and then enters the inside of the rotating seat 2 and transversely penetrates between the plurality of straightening rollers 3, then penetrates between the two traction wheels 84 on the right side from the right end of the rotating seat 2, the traction unit 8 further comprises a quarter gear 85, the quarter gears 85 are respectively arranged at one end of the connecting plates 82 close to the first support shaft 81, the two vertically corresponding quarter gears 85 are in meshed connection, the axes of the quarter gears 85 are overlapped with the axes of the first support shaft 81, the rotation angles of the upper connecting plates 82 and the lower connecting plates 82 are guaranteed to be consistent, the vertically corresponding two traction wheels 84 are guaranteed to carry out centripetal clamping, the level of the steel bars is guaranteed, the traction unit 8 further comprises a tension spring 86, the tension spring 86 is arranged between the vertically corresponding two second support shafts 83, meanwhile, the tension spring 86 drives the two second support shafts 83 to be mutually close, the second support shafts 83 drive the traction wheels 84 to clamp the steel bars for traction, the diameter of the traction wheels 84 on the right end is larger, and the rotation linear speed of the traction wheels 84 on the left end of the wall is larger during synchronous rotation, the two ends of the reinforcing steel bar are subjected to speed difference, the reinforcing steel bar is stretched and stretched, the straightening efficiency of the reinforcing steel bar is improved, the reinforcing steel bar is conveyed, the middle of the outer cambered surface of the supporting shaft I83 is provided with gears I9, the middle of the outer cambered surface of the supporting shaft I81 is provided with gears II 10, two vertically corresponding gears II 10 are in meshed connection, the gears I9 are respectively in meshed connection with the adjacent gears II 10, the gears II 10 on the left side drive the gears II 10 on the right side to rotate, the gears II 10 drive the adjacent gears I9 to rotate, the gears I9 drive the traction wheel 84 to rotate through the supporting shaft II 83, the right rear end of the frame 1 is provided with a traction motor 11, the traction motor 11 is fixedly connected with the supporting shaft I81 on the right side, the chain wheel 12 is respectively arranged at the rear end of the supporting shaft I81 on the lower side through an extension rod, the two chain wheels 12 are in transmission connection through a chain 13, the output shaft of the traction motor 11 drives the gears II 10 on the right side to rotate clockwise through the supporting shaft I81 on the right side, the gears II 10 on the right side drive the right side and the gears II on the right side to rotate through the supporting shaft II on the right side and the left side 12 to drive the chain wheel 12 to rotate through the chain 12 on the right side 12 through the left side of the supporting shaft I on the right side 12;

wherein: the electric power steering device further comprises a control switch group 7, the control switch group 7 is arranged at the right end of the frame 1, the input end of the straightening motor 6 is electrically connected with the output end of the control switch group 7, the input end of the control switch group 7 is electrically connected with an external power supply, the control switch group 7 is regulated and controlled, and the straightening motor 6 and the traction motor 11 run.

The working principle of the steel bar straightening machine for the extensible steel bars provided by the utility model is as follows: when in use, the end of the reinforcing steel bar passes through between the two traction wheels 84 at the left end, then enters the rotary seat 2, and transversely passes through between the plurality of straightening rollers 3, then passes through between the two traction wheels 84 at the right side from the right end of the rotary seat 2, then regulates and controls the control switch group 7, the straightening motor 6 and the traction motor 11 operate, the output shaft of the straightening motor 6 drives the belt pulley II 5 to rotate, the belt pulley II 5 drives the belt pulley I4 to rotate through a belt, the belt pulley I4 drives the rotary seat 2 to rotate, the rotary seat 2 drives the straightening rollers 3 to rotate and roll around one circle of the reinforcing steel bar to prompt the straightening of the reinforcing steel bar, the output shaft of the traction motor 11 simultaneously drives the gear II 10 at the right upper part to rotate clockwise through the supporting shaft I81 at the right upper end, the gear II 10 at the right upper part drives the gear II 10 at the right lower part and the sprocket 12 at the right side to rotate, the sprocket 12 on the right side drives the sprocket 12 on the left side to rotate through the chain 13, the sprocket 12 on the left end drives the gear II 10 on the left side to rotate through the first supporting shaft 81 on the lower left end, the gear II 10 on the left side drives the gear II 10 on the right side to rotate, the gear II 10 drives the adjacent gear I9 to rotate, the gear I9 drives the traction wheel 84 to rotate through the second supporting shaft 83, meanwhile, the tension spring 86 drives the two second supporting shafts 83 to be close to each other, the second supporting shaft 83 drives the traction wheel 84 to clamp and pull the steel bar, the diameter of the traction wheel 84 on the right end is larger, the linear speed of the rotation of the traction wheel 84 on the left end of the wall is larger during synchronous rotation, speed difference is generated at two ends of the steel bar, the steel bar can be stretched and extended, the straightening efficiency of the steel bar is improved, and the steel bar is conveyed.

It should be noted that, in the above embodiment, the straightening motor 6 and the traction motor 11 may be configured freely according to the practical application scenario, the straightening motor 6 may be a single-phase motor with model number YL100L-2, the traction motor 11 may be a gear reduction motor with model number CV40-2.2KW-50S, and the control switch group 7 is provided with switch buttons for controlling the switching operations of the straightening motor 6 and the traction motor 11 in one-to-one correspondence.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a but bar straightener of extension reinforcing bar which characterized in that: comprises a frame (1) and a traction unit (8);

frame (1): the upper end of the machine is rotationally connected with a rotating seat (2) through a bearing, the inside of the rotating seat (2) is rotationally connected with straightening rollers (3) which are uniformly distributed, the left end of the rotating seat (2) is provided with a belt pulley I (4), the left end of the machine frame (1) is provided with a straightening motor (6), the output shaft of the straightening motor (6) is provided with a belt pulley II (5), and the belt pulley I (4) is connected with the belt pulley II (5) through a belt transmission;

a pulling unit (8): are arranged at the left end and the right end of the frame (1);

wherein: the motor straightening device further comprises a control switch group (7), wherein the control switch group (7) is arranged at the right end of the frame (1), the input end of the straightening motor (6) is electrically connected with the output end of the control switch group (7), and the input end of the control switch group (7) is electrically connected with an external power supply.

2. The bar straightener for ductile bars as claimed in claim 1, wherein: the traction unit (8) comprises a first supporting shaft (81), a connecting plate (82), a second supporting shaft (83) and traction wheels (84), wherein the first supporting shaft (81) is respectively connected to the left end and the right end of the frame (1) through bearing symmetry rotation, the middle part of the outer cambered surface of the first supporting shaft (81) is respectively connected with the connecting plate (82) through bearing rotation, one end, far away from the first supporting shaft (81), of the connecting plate (82) is respectively connected with a second supporting shaft (83) through bearing rotation, the front end of the outer cambered surface of the second supporting shaft (83) is respectively provided with the traction wheels (84), the diameters of the two traction wheels (84) which vertically correspond are identical, and the diameter of the traction wheel (84) at the left end is smaller than the diameter of the traction wheels (84) at the right end.

3. The bar straightener for ductile bars as claimed in claim 2, wherein: the traction unit (8) further comprises quarter gears (85), wherein the quarter gears (85) are respectively arranged at one end, close to the first supporting shaft (81), of the connecting plate (82), and the two vertically corresponding quarter gears (85) are in meshed connection.

4. The bar straightener for ductile bars as claimed in claim 2, wherein: the traction unit (8) further comprises a tension spring (86), and the tension spring (86) is arranged between two support shafts (83) which vertically correspond to each other.

5. The bar straightener for ductile bars as claimed in claim 2, wherein: the middle part of the outer cambered surface of the support shaft II (83) is provided with a gear I (9), the middle part of the outer cambered surface of the support shaft I (81) is provided with a gear II (10), two vertically corresponding gears II (10) are in meshed connection, and the gear I (9) is respectively in meshed connection with the adjacent gears II (10).

6. The bar straightener for ductile bars as claimed in claim 2, wherein: the right rear end of the frame (1) is provided with a traction motor (11), and the traction motor (11) is fixedly connected with a first supporting shaft (81) at the right upper end.

7. The bar straightener for ductile bars as claimed in claim 2, wherein: the chain wheel (12) is arranged at the rear end of a first support shaft (81) at the lower side through an extension rod, and the two chain wheels (12) are in transmission connection through a chain (13).