CN215697565U

CN215697565U - Steel bar straightening mechanism

Info

Publication number: CN215697565U
Application number: CN202121567207.9U
Authority: CN
Inventors: 刘志明; 刘志平; 李尧; 唐磊; 郭晶晶
Original assignee: Zhejiang Huansheng Environmental Engineering Co ltd
Current assignee: Zhejiang Huansheng Environmental Engineering Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-02-01
Anticipated expiration: 2031-07-09

Abstract

The application provides a bar straightening mechanism belongs to bar straightening technical field. The steel bar straightening mechanism comprises a supporting component and a straightening component. The supporting component comprises a bottom plate and a supporting plate, in the implementation process, a reinforcing steel bar passes through a plurality of downward straightening wheels and a plurality of upward straightening wheels, the plurality of downward straightening wheels and the plurality of upward straightening wheels can straighten the reinforcing steel bar, when the distance between the downward straightening wheels and the upward straightening wheels needs to be adjusted, the rotating part rotates to drive the threaded rod, then the first connecting plate can be driven to move, then the plurality of upward straightening wheels can be driven to move, and then the distance between the upward straightening wheels and the plurality of downward straightening wheels can be adjusted.

Description

Steel bar straightening mechanism

Technical Field

The application relates to a bar straightening field particularly, relates to a bar straightening mechanism.

Background

With the continuous development of building engineering, steel bars are used as a framework of concrete to form reinforced concrete, the reinforced concrete becomes a main material with wide use range and large quantity in a building structure, the steel bars need to be straightened before the steel bars are used, and straightening mechanisms are mostly used for straightening the steel bars in practice.

In some related straightening mechanism technologies, the straightening wheels are fixedly arranged, the distance between the straightening wheels is constant, the straightening wheels cannot straighten steel bars with different diameters, and the application range is very narrow.

SUMMERY OF THE UTILITY MODEL

In order to compensate for above not enough, this application provides a reinforcing bar straightening mechanism, aims at improving and can't straighten the reinforcing bar of diameter difference, problem that application range is very narrow.

The embodiment of the application provides a reinforcing bar straightening mechanism, including supporting component and alignment subassembly.

The supporting component comprises a bottom plate and a supporting plate, the lower surface of the supporting plate is fixedly connected with the bottom plate, and a through groove is formed in a plate body of the supporting plate.

The straightening assembly comprises a fixed plate, a threaded rod, a rotating part, a first connecting plate, upper straightening wheels, lower straightening wheels and a first limiting rod, the fixed plate is connected to the top of one side of the supporting plate, a rod body of the threaded rod is rotatably connected with the fixed plate, the rotating part is connected to the top end of the threaded rod, the first connecting plate is in threaded connection with the threaded rod, the bottom end of the first limiting rod is fixedly connected with the upper surface of the first connecting plate, the rod body of the first limiting rod penetrates through the plate body of the fixed plate in a sliding manner, the lower straightening wheels are provided with a plurality of lower straightening wheels, the lower straightening wheels are rotatably connected to the bottom of the other side of the supporting plate, the lower straightening wheels are uniformly arranged, the upper straightening wheels are provided with a plurality of upper straightening wheels, wheel shafts of the upper straightening wheels penetrate through the through grooves, and wheel shafts of the upper straightening wheels are rotatably connected with the plate body of the first connecting plate, the upper straightening wheels are uniformly arranged and are respectively positioned above the lower straightening wheels in a one-to-one correspondence manner.

In the above-mentioned realization process, pass the reinforcing bar under a plurality of between straightening wheel and the last alignment wheel of a plurality of, when the reinforcing bar passes under a plurality of between straightening wheel and the last alignment wheel of a plurality of, a plurality of down alignment wheel just can straighten the reinforcing bar with the last alignment wheel of a plurality of, when the distance between straightening wheel and the last alignment wheel is down adjusted in needs adjustment, rotatory rotating member is rotatory in order to drive the threaded rod, and then can drive first connecting plate and remove, and then just can drive a plurality of and go up the alignment wheel and remove, and then alright adjustment a plurality of goes up the alignment wheel and down adjusts the distance between the alignment wheel down with a plurality of, can be comparatively convenient adjustment a plurality of go up the alignment wheel and down the distance between the alignment wheel under a plurality of, can straighten the reinforcing bar of multiple diameter difference, great increase this alignment mechanism's application range.

In a specific embodiment, the supporting assembly further comprises four universal wheels, and the four universal wheels are fixedly connected to four corners of the lower surface of the bottom plate respectively.

In the implementation process, the universal wheels facilitate the movement of the bottom plate, and further facilitate the movement of the steel bar straightening mechanism.

In a specific embodiment, the threaded rods are provided with two, the rod bodies of the two threaded rods are rotatably connected with the fixed plate, and the first connecting plate is in threaded connection with the two threaded rods.

In the implementation process, the threaded rod is arranged in two parts, on one hand, the first connecting plate can be driven to move up and down more in balance, and on the other hand, the stability of the first connecting plate can be improved.

In a specific embodiment, two rotating members are provided, each of the two rotating members comprises a rotating circular plate and a handle, the centers of the lower surfaces of the two rotating circular plates are fixedly connected with the top ends of the two threaded rods respectively, and the two handles are connected to the edges of the upper surfaces of the two rotating circular plates respectively.

In the implementation process, the handle and the rotating circular plate facilitate the worker to rotate the threaded rod.

In a specific implementation scheme, the straightening assembly further includes a limiting member, the limiting member includes a second connecting plate and a second limiting rod, the second connecting plate slides inside the through groove, the wheel shafts of the plurality of upper straightening wheels are rotatably connected with the second connecting plate, the bottom end of the second limiting rod is connected with the plate body of the second connecting plate, and the rod body of the second limiting rod slides through the top of the supporting plate.

In the implementation process, the limiting part is used for limiting the plurality of straightening wheels, and the stability of the plurality of straightening wheels can be improved.

In a specific implementation scheme, the alignment assembly further comprises a positioning piece, the positioning piece comprises a lower positioning wheel and an upper positioning wheel, the lower positioning wheel is rotatably connected with the bottom of one side of the fixing plate far away from the supporting plate, the lower positioning wheel is positioned on one side of the lower alignment wheel, a wheel shaft of the upper positioning wheel penetrates through the through groove, a wheel shaft of the upper positioning wheel is rotatably connected with the second connecting plate, and a wheel shaft of the upper positioning wheel is rotatably connected with the first connecting plate.

In the implementation process, the positioning piece is used for positioning the steel bars to be straightened, so that the steel bars can enter the space between the upper straightening wheel and the lower straightening wheel conveniently, and the straightening effect can be improved.

In a specific embodiment, the axle of the lower positioning wheel rotatably penetrates through the plate body of the supporting plate, and one end of the axle of the lower positioning wheel is provided with a belt pulley.

In the implementation process, the belt pulley is convenient for the lower positioning wheel to be connected with an external transmission device.

In a specific embodiment, still include the collection subassembly, the collection subassembly is including connecing the hopper and connecing the workbin, connect the hopper with the bottom plate links to each other, connect the hopper to be located a plurality of down the below of straightener, connect the bottom of hopper to seted up the discharge gate, connect the workbin place in on the upper surface of bottom plate, connect the complete opening in top of workbin, it is located to connect the workbin the below of discharge gate.

In above-mentioned realization in-process, to some rusty reinforcing bars, when passing and straightening up between the straightening up wheel and the lower straightening up wheel, the rust slag on its surface has some to drop, and connect the hopper and connect the workbin just to be used for receiving and getting and collecting the rust slag that drops, can prevent that the rust slag from scattering everywhere, can improve the cleanliness factor in straightening up the place on the one hand, and on the other hand makes things convenient for the workman to clean the straightening up place.

In a specific embodiment, the side wall of the receiving hopper is provided with a connecting rod, the connecting rod is provided with a plurality of connecting rods, and the bottom ends of the connecting rods are fixedly connected with the bottom plate.

In a specific embodiment, the two sides of the material receiving box are provided with handheld portions, and the handheld portions are handles.

In the implementation process, the holding part is convenient for workers to carry the material receiving box.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic view of an overall structure of a reinforcing bar straightening mechanism according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of a support assembly according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a portion of a support plate and a straightening assembly provided in an embodiment of the present application;

fig. 4 is a left side view structural schematic diagram of a positioning element according to an embodiment of the present disclosure;

fig. 5 is a schematic left-side sectional view of a straightening assembly according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a collecting assembly according to an embodiment of the present disclosure.

In the figure: 100-a support assembly; 110-a base plate; 120-a support plate; 121-through groove; 130-universal wheels; 200-a straightening assembly; 210-a fixed plate; 220-a threaded rod; 230-a rotating member; 231-a rotating circular plate; 232-a handle; 240-first connection board; 250-up straightening wheel; 260-lower straightening wheel; 270-a first stop bar; 280-a stop; 281-a second connecting plate; 282-a second stop lever; 290-a positioning member; 291-lower positioning wheel; 292-upper positioning wheels; 293-belt pulley; 300-a collection assembly; 310-a receiving hopper; 311-discharge hole; 320-a material receiving box; 321-a hand-held part; 330-connecting rod.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides a reinforcement bar straightening mechanism, which includes a support assembly 100 and a straightening assembly 200.

Referring to fig. 1 and 2, the supporting assembly 100 includes a bottom plate 110 and a supporting plate 120, wherein the bottom surface of the supporting plate 120 is fixedly connected to the bottom plate 110, and a through groove 121 is formed in a plate body of the supporting plate 120.

Supporting component 100 still includes universal wheel 130, and universal wheel 130 is provided with four, and four universal wheel 130 are fixed connection in four corners of bottom plate 110 lower surface respectively, and universal wheel 130 makes things convenient for bottom plate 110 to remove, and then makes things convenient for this bar straightening mechanism to remove.

Referring to fig. 1 to 5, the straightening assembly 200 includes a fixing plate 210, a threaded rod 220, two rotating members 230, a first connecting plate 240, an upper straightening wheel 250, a lower straightening wheel 260, and a first limit rod 270, the fixing plate 210 is connected to the top of one side of the supporting plate 120, the fixing plate 210 is connected to the supporting plate 120 by welding, the body of the threaded rod 220 is rotatably connected to the fixing plate 210, two threaded rods 220 are provided, the bodies of the two threaded rods 220 are rotatably connected to the fixing plate 210 by a turntable bearing, the bodies of the two threaded rods 220 are rotatably penetrated through the body of the fixing plate 210, the rotating members 230 are connected to the top ends of the threaded rods 220, two rotating members 230 are provided, each rotating member 230 includes a rotating circular plate 231 and a handle 232, the centers of the lower surfaces of the two rotating circular plates 231 are fixedly connected to the top ends of the two threaded rods 220, two handles 232 are respectively attached to edges of upper surfaces of the two rotation circular plates 231, and the handles 232 and the rotation circular plates 231 facilitate a worker to rotate the threaded rod 220.

In this embodiment, the first connecting plate 240 is in threaded connection with the threaded rod 220, the first connecting plate 240 is in threaded connection with both the threaded rods 220, the rod bodies of both the threaded rods 220 are threaded through the plate body of the first connecting plate 240, and the threaded rods 220 are arranged in two numbers, so that the first connecting plate 240 can be driven to move up and down more balancedly, on the other hand, the stability of the first connecting plate 240 can be improved, the bottom end of the first limiting rod 270 is fixedly connected with the upper surface of the first connecting plate 240, the bottom end of the first limiting rod 270 is connected with the upper surface of the first connecting plate 240 by welding, the rod body of the first limiting rod 270 slidably penetrates through the plate body of the fixing plate 210, the lower straightening wheels 260 are provided in a plurality, the lower straightening wheels 260 are rotatably connected to the bottom of the other side of the supporting plate 120, and the lower straightening wheels 260 are rotatably connected to the bottom of the other side of the supporting plate 120 through the turntable bearing, a plurality of lower straightening wheels 260 are arranged uniformly.

In this application, the upper straightening wheel 250 is provided with a plurality of, the shaft of the upper straightening wheel 250 of a plurality of all runs through in logical groove 121, the shaft of the upper straightening wheel 250 of a plurality of all rotates with the plate body of first connecting plate 240 to be connected, the shaft of the upper straightening wheel 250 of a plurality of all rotates with the plate body of first connecting plate 240 through the revolving stage bearing to be connected, the upper straightening wheel 250 align to grid of a plurality of, the upper straightening wheel 260 is down adjusted to the position that the upper straightening wheel 250 of a plurality of difference one-to-one is located of a plurality of.

Referring to fig. 1, 3, 4 and 5, the alignment assembly 200 further includes a limiting member 280, the limiting member 280 includes a second connecting plate 281 and a second limiting rod 282, the second connecting plate 281 slides inside the through groove 121, the wheel shafts of the plurality of upper alignment wheels 250 are rotatably connected to the second connecting plate 281, the wheel shafts of the plurality of upper alignment wheels 250 rotatably penetrate through the plate body of the second connecting plate 281, the wheel shafts of the plurality of upper alignment wheels 250 are rotatably connected to the second connecting plate 281 through a turntable bearing, the bottom end of the second limiting rod 282 is connected to the plate body of the second connecting plate 281, the rod body of the second limiting rod 282 slidably penetrates through the top of the supporting plate 120, and the limiting member 280 is used for limiting the plurality of upper alignment wheels 250, so as to improve the stability of the plurality of upper alignment wheels 250.

Referring to fig. 1, 3 and 4, the alignment assembly 200 further includes a positioning member 290, the positioning member 290 includes a lower positioning wheel 291 and an upper positioning wheel 292, the lower positioning wheel 291 is rotatably connected to the bottom of the supporting plate 120 at a side away from the fixing plate 210 through a turntable bearing, a wheel shaft of the lower positioning wheel 291 rotatably penetrates through a plate body of the supporting plate 120, a belt pulley 293 is disposed at one end of the wheel shaft of the lower positioning wheel 291, the belt pulley 293 facilitates the connection of the lower positioning wheel 291 with an external transmission device, and the lower positioning wheel 291 is disposed at one side of the lower alignment wheels 260.

When the straightening machine is specifically arranged, the wheel axle of the upper positioning wheel 292 penetrates through the through groove 121, the wheel axle of the upper positioning wheel 292 is rotatably connected with the second connecting plate 281 through a turntable bearing, the wheel axle of the upper positioning wheel 292 is rotatably penetrated through the second connecting plate 281, the wheel axle of the upper positioning wheel 292 is rotatably connected with the first connecting plate 240 through a turntable bearing, a steel bar to be straightened penetrates between the lower positioning wheel 291 and the upper positioning wheel 292, the lower positioning wheel 291 is then connected to an external transmission device, and when the external transmission device drives the lower positioning wheel 291 to rotate, the lower positioning wheel 291 can drive the steel bars to move, the positioning piece 290 is used for positioning the steel bars to be straightened, on one hand, the steel bars can conveniently enter the space between the upper straightening wheel 250 and the lower straightening wheel 260, and on the other hand, the straightening effect can be improved.

In this embodiment, the reinforcing bars to be straightened are first passed between the lower positioning wheels 291 and the upper positioning wheels 292, and then the reinforcing bars are passed between the lower straightening wheels 260 and the upper straightening wheels 250.

Referring to fig. 1 and 6, the reinforcing bar straightening mechanism further includes a collecting assembly 300, the collecting assembly 300 includes a receiving hopper 310 and a receiving box 320, the receiving hopper 310 is connected to the bottom plate 110, a plurality of connecting rods 330 are disposed on a sidewall of the receiving hopper 310, bottom ends of the plurality of connecting rods 330 are fixedly connected to the bottom plate 110, the receiving hopper 310 is located below the plurality of lower straightening wheels 260, a discharge port 311 is disposed at a bottom of the receiving hopper 310, the receiving box 320 is disposed on an upper surface of the bottom plate 110, a top of the receiving box 320 is completely opened, the receiving box 320 is located below the discharge port 311, both sides of the receiving box 320 are provided with a handheld portion 321, the handheld portion 321 is a handle, the handheld portion 321 facilitates a worker to carry the receiving box 320, for some rusted reinforcing bars, when the rusted reinforcing bars pass through between the upper straightening wheels 250 and the lower straightening wheels 260 for straightening, a part of rusted slag on the surface of the receiving box falls down, and connect hopper 310 and connect workbin 320 just to be used for connecing the rust slag that drops to get and collect, can prevent that the rust slag from scattering everywhere, can improve the cleanliness factor in alignment place on the one hand, on the other hand makes things convenient for the workman to clean the alignment place, and inside the rust slag that falls down from the reinforcing bar surface can fall into and connect hopper 310, and the inside rust slag of connecing hopper 310 can fall into from discharge gate 311 and connect workbin 320 inside.

The working principle of the steel bar straightening mechanism is as follows: when the straightening mechanism is used, a steel bar passes through a plurality of downward straightening wheels 260 and a plurality of upward straightening wheels 250, when the steel bar passes through a plurality of downward straightening wheels 260 and a plurality of upward straightening wheels 250, the plurality of downward straightening wheels 260 and the plurality of upward straightening wheels 250 straighten the steel bar, when the distance between the downward straightening wheels 260 and the upward straightening wheels 250 needs to be adjusted, the handle 232 is rotated towards the same direction to drive the two threaded rods 220 to rotate, and then the first connecting plate 240 is driven to move, and then the plurality of upward straightening wheels 250 are driven to move, so that the distance between the plurality of upward straightening wheels 250 and the plurality of downward straightening wheels 260 can be adjusted, the distance between the plurality of upward straightening wheels 250 and the plurality of downward straightening wheels 260 can be conveniently adjusted, the steel bars with different diameters can be straightened, and the application range of the straightening mechanism is greatly increased.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A steel bar straightening mechanism is characterized by comprising

The supporting component (100) comprises a bottom plate (110) and a supporting plate (120), the lower surface of the supporting plate (120) is fixedly connected with the bottom plate (110), and a through groove (121) is formed in the plate body of the supporting plate (120);

the straightening assembly (200) comprises a fixing plate (210), a threaded rod (220), a rotating part (230), a first connecting plate (240), an upper straightening wheel (250), a lower straightening wheel (260) and a first limiting rod (270), wherein the fixing plate (210) is connected to the top of one side of the supporting plate (120), a rod body of the threaded rod (220) is rotatably connected with the fixing plate (210), the rotating part (230) is connected to the top end of the threaded rod (220), the first connecting plate (240) is in threaded connection with the threaded rod (220), the bottom end of the first limiting rod (270) is fixedly connected with the upper surface of the first connecting plate (240), the rod body of the first limiting rod (270) slides through the plate body of the fixing plate (210), the lower straightening wheel (260) is provided with a plurality of parts, and the lower straightening wheels (260) are rotatably connected to the bottom of the other side of the supporting plate (120), the lower straightening wheels (260) are uniformly arranged, the upper straightening wheels (250) are provided with a plurality of wheels, the wheel shafts of the upper straightening wheels (250) penetrate through the through grooves (121), the wheel shafts of the upper straightening wheels (250) are rotatably connected with the plate body of the first connecting plate (240), the upper straightening wheels (250) are uniformly arranged, and the upper straightening wheels (250) are respectively positioned above the lower straightening wheels (260) in a one-to-one correspondence mode.

2. A reinforcement bar straightening mechanism according to claim 1, wherein the support assembly (100) further comprises four universal wheels (130), and the four universal wheels (130) are provided, and the four universal wheels (130) are fixedly connected to four corners of the lower surface of the base plate (110), respectively.

3. A reinforcement bar straightening mechanism according to claim 1, characterized in that two threaded rods (220) are provided, the bodies of the two threaded rods (220) are rotatably connected to the fixing plate (210), and the first connecting plate (240) is threadedly connected to both threaded rods (220).

4. A reinforcement bar straightening mechanism according to claim 3, wherein there are two rotating members (230), each of the two rotating members (230) comprises a rotating circular plate (231) and a handle (232), the centers of the lower surfaces of the two rotating circular plates (231) are fixedly connected to the top ends of the two threaded rods (220), respectively, and the two handles (232) are connected to the edges of the upper surfaces of the two rotating circular plates (231), respectively.

5. A reinforcing bar straightening mechanism according to claim 1, wherein the straightening assembly (200) further comprises a limiting member (280), the limiting member (280) comprises a second connecting plate (281) and a second limiting rod (282), the second connecting plate (281) slides inside the through slot (121), the axles of a plurality of the upper straightening wheels (250) are rotatably connected with the second connecting plate (281), the bottom end of the second limiting rod (282) is connected with the plate body of the second connecting plate (281), and the rod body of the second limiting rod (282) slides through the top of the supporting plate (120).

6. A steel bar straightening mechanism according to claim 5, wherein the straightening assembly (200) further comprises a positioning member (290), the positioning member (290) comprises a lower positioning wheel (291) and an upper positioning wheel (292), the lower positioning wheel (291) is rotatably connected with the bottom of one side of the support plate (120) away from the fixing plate (210), the lower positioning wheel (291) is positioned on one side of a plurality of the lower straightening wheels (260), the axle of the upper positioning wheel (292) penetrates through the through groove (121), the axle of the upper positioning wheel (292) is rotatably connected with the second connecting plate (281), and the axle of the upper positioning wheel (292) is rotatably connected with the first connecting plate (240).

7. A reinforcement bar straightening mechanism according to claim 6, characterized in that the axle of the lower positioning wheel (291) is rotatably inserted through the plate body of the support plate (120), and a pulley (293) is disposed at one end of the axle of the lower positioning wheel (291).

8. The reinforcing bar straightening mechanism according to claim 1, characterized in that the reinforcing bar straightening mechanism further comprises a collecting assembly (300), the collecting assembly (300) comprises a receiving hopper (310) and a receiving box (320), the receiving hopper (310) is connected with the bottom plate (110), the receiving hopper (310) is positioned below the plurality of lower straightening wheels (260), a discharge hole (311) is formed in the bottom of the receiving hopper (310), the receiving box (320) is placed on the upper surface of the bottom plate (110), the top of the receiving box (320) is completely opened, and the receiving box (320) is positioned below the discharge hole (311).

9. A reinforcing bar straightening mechanism according to claim 8, characterized in that a connecting rod (330) is arranged on the side wall of the receiving hopper (310), a plurality of connecting rods (330) are arranged, and the bottom ends of the plurality of connecting rods (330) are fixedly connected with the bottom plate (110).

10. A reinforcement bar straightening mechanism according to claim 9, characterized in that the holding portions (321) are arranged on both sides of the receiving box (320), and the holding portions (321) are handles.