CN212419161U - Reinforcing bar unreeling frame with adjustable speed - Google Patents

Abstract

The utility model relates to the technical field of reinforcing steel bar unreeling, in particular to a reinforcing steel bar unreeling frame with adjustable speed, which solves the problem that the unreeling speed of the reinforcing steel bar can not be adjusted by the existing unreeling frame, achieves the purpose that the unreeling speed of the reinforcing steel bar can be adjusted, and is suitable for various reinforcing steel bar subsequent processing machines, the unreeling frame comprises a base, a chassis, a support column and a control mechanism, the base is arranged along the horizontal direction, the chassis is positioned above the base, is coaxially arranged with the base and is rotatably connected with the base, the supporting column is positioned in the center of the chassis and is arranged along the vertical direction, one end of the supporting column close to the chassis is fixedly connected with the chassis, the control mechanism comprises a rotating roller and a variable speed motor, the rotating roller and the chassis are arranged in a close fit mode and are abutted to each other in the horizontal direction, and the variable speed motor is fixedly connected with the rotating roller and provides power for the rotating roller to drive the chassis to rotate.

Description

Reinforcing bar unreeling frame with adjustable speed

Technical Field

The utility model belongs to the technical field of the technique of reinforcing bar processing and specifically relates to a frame is unreeled to speed adjustable reinforcing bar is related to.

Background

At present, the reinforcing steel bars are in a roll shape in the purchasing and transporting processes, and because the reinforcing steel bars are good in rigidity, no supports such as a winding drum are arranged inside the reinforcing steel bar roll. A roll of rebar is typically long, and after being rolled, the length of the steel bar takes on a two to three meter roll. In the process of processing different reinforcing steel bars, different requirements on the unwinding speed of the reinforcing steel bars are required, so that the reinforcing steel bar unwinding frame with the adjustable unwinding speed is required, otherwise, the unwinding speed needs to be manually monitored and changed, and equipment halt and personnel consumption are caused.

For example, the chinese patent with the publication number CN210333823U, "an anti-winding reinforcing steel bar unwinding device", discloses an anti-winding reinforcing steel bar unwinding device, which includes a base, and an unwinding assembly and a guiding assembly disposed above the base, wherein the unwinding assembly includes a first upright post, a hinged plate, a plurality of support rods, and a turntable, the first upright post is vertically connected to the base, the center of the turntable is rotatably connected to the first upright post, the outer surface of the first upright post is provided with at least two sliding sleeves, all the sliding sleeves are connected, and the uppermost sliding sleeve is further connected to a sliding sleeve lifting device through a connecting sleeve; the two ends of the hinged plate are respectively hinged to the sliding sleeve and the support rod, the support rod is parallel to the first stand column, the lower end of the support rod is connected with the rotary table, the guide assembly comprises a second stand column and a guide plate which is connected to the second stand column in a sliding mode, a plurality of guide wheel sets used for penetrating through the steel bars are arranged on the outer edge of the guide plate, the guide plate is further provided with a tension spring, the tension spring is connected with the guide plate lifting device, and the outer edge of the guide plate.

It has the shortcoming, and the subassembly that unreels that this machine was equipped with can only keep same speed to unreel the processing to the reinforcing bar, to the follow-up processing machine of different reinforcing bars, when needs have different requirements to unreeling the frame and unreel speed, this machine can't satisfy.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a speed adjustable reinforcing bar unreels frame, and it is adjustable to unreeling speed of reinforcing bar, is applicable to the follow-up processing machine of reinforcing bar of multiple difference.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a rate adjustable reinforcing bar unreels frame, includes base, chassis, support column and control mechanism, the chassis level is rotated and is connected in the base top, the support column is fixed in the chassis top and is used for inserting the reinforcing bar and rolls up the interior positioning reinforcing bar book position, control mechanism includes live-rollers and variable speed motor, the circumference side of live-rollers pastes tightly the setting with the circumference side on chassis, variable speed motor links to each other with the live-rollers is fixed, drives the chassis for the live-rollers and rotates and provide power.

Through adopting above-mentioned technical scheme, use the reinforcing bar to unreel the in-process that the frame unreeled to the reinforcing bar at needs, place on the chassis after on advancing the support column through the roll-shaped reinforcing bar that will bundle, rethread variable speed motor roller operates, and the live-rollers offsets with the chassis and sets up, consequently drives the chassis and rotates and unreel the processing to the reinforcing bar, and unreel when having different speed requirements to the reinforcing bar, can drive the chassis through control mechanism and carry out the rotation of different speeds.

The present invention may be further configured in a preferred embodiment as: the unreeling frame comprises a limiting frame, the limiting frame comprises a limiting ring and a limiting rod, the limiting ring comprises a first limiting ring, the limiting rod comprises a vertical limiting rod, and the first limiting ring and the vertical limiting rod are fixed above the base and are relatively fixed with the base; the first limiting ring is sleeved on the outer side of the steel bar roll, and the vertical limiting rods are distributed around the outer side of the steel bar roll.

Through adopting above-mentioned technical scheme, through be equipped with stop gear on the chassis, can play limiting displacement to the reinforcing bar of bundling through setting up first spacing ring and vertical gag lever post, prevent that the reinforcing bar from scattering intertwine and depositing chaotic phenomenon around taking place, prevent that the reinforcing bar from stumbling the staff, reduce the emergence of accident, set up the stop part and prevent that the reinforcing bar pops out.

The present invention may be further configured in a preferred embodiment as: the unreeling frame further comprises two adjusting rings and two movable rods, the two adjusting rings are respectively located at two ends of the support column, the number of the movable rods is at least two, the upper end and the lower end of each movable rod are respectively provided with a telescopic rod between the adjusting rings, and two ends of each telescopic rod are hinged to each other.

Through adopting above-mentioned technical scheme, through be equipped with adjustable ring and movable rod on unreeling the frame, the upper and lower both ends of movable rod respectively with be provided with the telescopic link between the adjustable ring, and adjustable ring and telescopic link, be articulated the setting between telescopic link and the movable rod, can make the circular diameter that uses the support column to be the centre of a circle that a plurality of movable rods formed through adjustable ring and telescopic link change, make the unreeling frame carry out the in-process that unreels at the bundle form reinforcing bar to the diameter variation in size, prevent the emergence of the unable circumstances such as registing of bundled reinforcing bar.

The present invention may be further configured in a preferred embodiment as: and the upper end of the supporting column is provided with a hanging ring opening.

Through adopting above-mentioned technical scheme, through be provided with the hanging ring mouth on the support column, can make the applicable place of unreeling the frame more extensive, will unreel the in-process that the frame removed at needs, directly will unreel the frame through the crane and lift up and remove, make the convenient laborsaving of unreeling the frame removal process.

The present invention may be further configured in a preferred embodiment as: the control mechanism further comprises a bearing frame and an adjusting component, the bearing frame is located on the upper surface of the base, the rotating roller is located on the bearing frame, the adjusting component further comprises a pressing rod, the pressing rod is located on the bearing frame, a pressing block is arranged inside the pressing rod, a spring and a pressing plate are arranged between the pressing block and the bearing frame, the spring faces one side of the bearing frame and is fixedly connected with the pressing plate, the other side of the spring is fixedly connected with the pressing block, and the pressing plate faces one side of the bearing frame and is fixedly connected with the bearing frame.

Through adopting above-mentioned technical scheme, through being equipped with the bearing frame, put the live-rollers on the bearing frame, can make the live-rollers equal height with the chassis on the horizontal direction, it is more inseparable to make the live-rollers and chassis counterbalance laminating, make the rotation process of unreeling the frame smooth, and the copper tomb is crossed and is equipped with adjusting part, with the spring and the tight bearing frame setting of pole laminating of propping, in live-rollers and chassis rotation process, if the laminating is too inseparable, produce the extrusion force between chassis and the live-rollers, the chassis is when playing the extrusion effect to the live-rollers, the live-rollers plays the extrusion effect simultaneously to chassis and adjusting part, can play the cushioning effect to the extrusion effect through the spring, alleviate the interact between chassis and the live-rollers, all play the guard action to live-rollers and chassis.

The present invention may be further configured in a preferred embodiment as: the adjusting component further comprises an adjusting bolt and an adjusting nut, the inside of one side, far away from the bearing frame, of the pressing rod is in threaded arrangement, the adjusting bolt is screwed with the inside of the pressing rod, the adjusting bolt is tightly connected with the pressing block towards one side of the pressing block, and the adjusting nut is screwed with the adjusting bolt and is pressed at one end, far away from the bearing frame, of the pressing rod.

By adopting the technical scheme, the screwed adjusting bolt is arranged in the abutting rod, and if the rotating roller is attached to the chassis too tightly, the extrusion force generated between the rotating roller and the chassis is too large, and the rotating roller can move to one side far away from the chassis by loosening the adjusting bolt; if in the long-term use of unreeling frame, the live-rollers surface causes wearing and tearing to lead to producing the space between live-rollers and chassis, makes the live-rollers can't drive the chassis and rotates, can move to the one side that is close to the chassis through loosening adjusting bolt.

The present invention may be further configured in a preferred embodiment as: the control mechanism further comprises a storage rack, and the storage rack is connected with the base in a rotating mode in the horizontal direction.

Through adopting above-mentioned technical scheme, the supporter rotates with the base in the horizontal direction to be connected, can drive the live-rollers through adjusting the supporter and move on the horizontal direction, guarantees that the circumference side of live-rollers and the circumference side on chassis paste tight setting.

The present invention may be further configured in a preferred embodiment as: and a circle of the surface of the rotating roller is made of an elastic material.

Through adopting above-mentioned technical scheme, set up elastic material on the live-rollers surface, at the rotation in-process, the chassis produces the extrusion effect to the live-rollers, and the elastic material that the live-rollers surface set up can play the cushioning effect, alleviates the extrusion force that the chassis produced the live-rollers, prolongs the life of chassis and live-rollers.

Drawings

FIG. 1 is a first structural schematic diagram of an unwinding frame.

Fig. 2 is a schematic structural view showing details of the support column, the adjusting ring, the telescopic rod and the movable rod.

Fig. 3 is a partially enlarged schematic view at a in fig. 2.

Fig. 4 is an exploded schematic view of the adjusting ring and telescoping rod.

Fig. 5 is a partially enlarged schematic view at B in fig. 2.

Fig. 6 is an exploded schematic view of the telescoping rod and the movable rod.

Fig. 7 is a schematic structural view of the unwinding frame.

Fig. 8 is a partially enlarged schematic view at C in fig. 7.

Fig. 9 is a schematic structural view showing details of the pressing rod.

Fig. 10 is a cross-sectional view taken along line D-D of fig. 9.

Reference numerals: 1. a base; 11. a base frame; 12. an insert body; 13. a base central beam; 2. a chassis; 21. a chassis frame; 22. a chassis center cross member; 3. a limiting frame; 31. a limiting ring; 311. a first limit ring; 312. a second stop collar; 32. a limiting rod; 321. a horizontal limiting rod; 322. a vertical limiting rod; 4. a support pillar; 41. a ring opening is formed; 5. an adjusting ring; 51. mounting holes; 52. installing a bolt; 53. a first fixed component; 531. a first fixing plate; 532. a first fixing hole; 6. a telescopic rod; 61. the telescopic rod body; 62. a first plug hole; 63. a first plug-in block; 64. a second plug hole; 65. a second insertion block; 7. a movable rod; 71. a movable rod body; 72. a second fixed component; 721. a second fixing plate; 722. a second fixing hole; 8. a control mechanism; 81. a bearing frame; 82. a rack; 83. a rotating roller; 84. a variable speed motor; 85. Rotating the bolt; 86. an adjustment assembly; 861. a pressing rod; 862. a pressing block; 863. adjusting the bolt; 864. adjusting the nut; 865. pressing the plate; 866. a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, a rate-adjustable rebar unreeling rack comprises a base 1.

The base 1 is in direct contact with the ground and plays a role in bearing the unwinding frame, and the base 1 comprises a base frame 11, a base central beam 13 and an insertion body 12.

The base frame 11 is a rectangular frame made of hard materials, and four corners of the rectangular frame are tightly welded.

The insert 12 is a hollow cylinder structure in the middle and is located at the center of the base frame 11.

The base center cross beam 13 is arranged inside the base frame 11 and made of hard materials, the base center cross beam 13 is provided with a plurality of beams along the horizontal direction, one side of the base center cross beam 13 is tightly welded with the base frame 11, and the other side of the base center cross beam is tightly welded with the insertion body 12.

The reinforcing steel bar unreeling frame further comprises a chassis 2, the chassis 2 comprises a chassis frame 21 and a chassis central cross beam 22, the chassis frame 21 is of a circular annular structure, the radius of the chassis frame 21 is smaller than that of the base central cross beam 13, and the axis of the chassis frame 21 and the horizontal geometric center of the base frame 11 are vertically overlapped.

The chassis central beam 22 is a horizontally disposed rod-like mechanism, one side of which is tightly welded to the chassis frame 21, and the other side of which is tightly welded to one side of the insertion body 12 close to the chassis frame 21.

The reinforcing steel bar unreeling rack further comprises a limiting rack 3, and the limiting rack 3 comprises a limiting ring 31 and a limiting rod 32. The stop collar 31 includes a first stop collar 311 and a second stop collar 312, and the stop rod 32 includes a horizontal stop rod 321 and a vertical stop rod 322.

The first limiting ring 311 is an annular structure located on the upper surface of the chassis 2, the diameter of the first limiting ring 311 is larger than that of the chassis frame 21, and the first limiting ring 311 and the chassis 2 are coaxially arranged.

The number of the vertical limiting rods 322 is 8 according to actual conditions, the vertical limiting rods 322 are arranged in the vertical direction, are distributed around the axis of the first limiting ring 311, and the lower end of the vertical limiting rod 322 is welded and fixed with the first limiting ring 311.

Horizontal gag lever post 321 is a plurality of, specifically decides according to actual conditions, this time is 4, is located first gag lever post 311 inboard and around first gag lever post 311 axle center evenly distributed, and horizontal gag lever post 321 is close to vertical gag lever post 322 one end and is right angle shape welded fastening back with vertical gag lever post 322, with the right angle that welds and first gag lever post 311 welded fastening, and the other end fixed welding of horizontal gag lever post 321 is in chassis center cross beam 22's upper surface.

The diameter of the second limiting ring 312 is equal to the diameter of the first limiting ring 311, and the second limiting ring 312 is located on the upper side of the vertical limiting rod 322 and is welded and fixed with the upper end of the vertical limiting rod 322.

Referring to the attached drawing 1, the steel bar unreeling rack further comprises a support column 4, and the support column 4 is of a vertically arranged rod-shaped structure. The height of the supporting column 4 is larger than that of the bundle-shaped steel bar which needs to be unreeled, the lower end of the supporting column 4 is coaxially inserted and fixed with the inserting body 12, and then the base 1 and the base 2 are connected in a horizontally rotating mode through the inserting body 12 and the base plate 2, and the base plate 2 and the limiting frame 3 are fixedly connected. The upper end of the support column 4 is provided with a hanging ring opening 41 for the crane to hang for convenient transportation when moving the unreeling frame.

Referring to fig. 2, the supporting column 4 is provided with two adjusting rings 5, and the adjusting rings 5 are connected with the supporting column 4 similarly, here, the connecting condition of the adjusting rings 5 at the upper end of the supporting column 4 and the supporting column 4 is taken as an example.

Referring to fig. 3, the adjusting ring 5 is provided with a mounting hole 51, a mounting bolt 52 and a first fixing assembly 53.

The mounting holes 51 are threaded holes, are provided with a plurality of, specifically as the case may be, this time are provided with 4, and the mounting holes 51 surround the adjusting ring 5 axle center evenly distributed and run through whole adjusting ring 5.

The mounting bolt 52 is screwed and inserted into the mounting hole 51, and abuts against the side surface of the support column 4 to fix the fixing position of the adjusting ring 5 along the axis of the support column 4, the mounting bolt 52 is unscrewed to move the adjusting ring 5 up and down, and when the adjusting ring 5 is moved to a desired position, the adjusting ring 5 is fixed after the mounting bolt 52 is screwed.

Referring to fig. 4, the first fixing assemblies 53 are provided with 4 sets of the adjusting ring 5, each set of the first fixing assemblies 53 includes 2 first fixing plates 531 and 2 first fixing holes 532, each first fixing plate 531 is a plate-shaped structure horizontally disposed on the adjusting ring 5, one side of each first fixing plate 531 is tightly welded to the adjusting ring 5, a gap is formed between the two first fixing plates 531, and one side of each first fixing plate 531 away from the adjusting ring 5 is provided with a first fixing hole 532.

The reinforcing steel bar unreeling frame further comprises a telescopic rod 6, and the telescopic rod 6 comprises a telescopic rod body 61, a first inserting hole 62 and a first inserting block 63. The number of the telescopic rods 6 is 4, the connection mode of each telescopic rod 6 is the same, and any telescopic rod 6 is taken as an example.

The length of the telescopic rod body 61 is smaller than the diameter of the horizontal limiting ring 31 (refer to fig. 1), and one end of the telescopic rod 6 close to the adjusting ring 5 is provided with a hole-shaped structure which is a first plug-in hole 62.

The telescopic rod 6 is inserted into a gap reserved between the two first fixing plates 531, the first inserting holes 62 are aligned with the first fixing holes 532 on the two first fixing plates 531 in the horizontal direction, and then the first inserting blocks 63 are inserted for hinging and fixing, so that the telescopic rod 6 is rotatably connected with the adjusting ring 5. The telescopic rod body 61 connected with the upper adjusting ring 5 is arranged downwards along the radial direction of the supporting column 4 towards the adjusting ring 5 in an inclined mode; the telescopic rod body 61 connected with the lower adjusting ring 5 is arranged obliquely upwards along the radial direction of the supporting column 4 towards the adjusting ring 5.

The movable lever 7 includes a movable lever body 71 and a second stationary member 72. The movable rod body 71 is disposed along a vertical direction, and the second fixing members 72 are installed at upper and lower ends of the movable rod body 71. Each set of second fixing members 72 includes 2 second fixing plates 721 and 2 second fixing holes 722, the second fixing plates 721 are vertically disposed, one side of each second fixing plate 721 is tightly welded to the movable rod body 71, a gap is left between the two second fixing plates 721, and the other side of each second fixing plate 721 is provided with the second fixing hole 722.

Referring to fig. 5 and 6, the telescopic rod 6 further includes a second inserting hole 64 and a second inserting block 65, one side of the telescopic rod 6, which is far away from the adjusting ring 5, is inserted into a gap left between the two second fixing plates 721, the second inserting hole 64 is aligned with the second fixing holes 722 on the two second fixing plates 721 in the horizontal direction, and the telescopic rod 6 and the second fixing plates 721 are hinged by being inserted into the second inserting block 65, so that the movable rod 7 and the telescopic rod 6 are rotatably connected.

In the process of unwinding the bundle-shaped steel bar to be unwound by the unwinding frame, the position of the adjusting ring 5 is adjusted through the mounting hole 51 and the mounting bolt 52 which are arranged on the surface of the adjusting ring 5.

The two adjusting rings 5 are adjusted to move oppositely to drive the telescopic rod 6 and the movable rod 7 to move inwards, so that the unreeling frame is suitable for bundled steel bars with small diameters; the telescopic rod 6 and the movable rod 7 are driven to move outwards by adjusting the two adjusting rings 5 to move back and forth, so that the unreeling frame is suitable for the female-shaped steel bars with large diameters.

Referring to fig. 7, the unwind stand further includes a control mechanism 8.

Referring to fig. 8, the control mechanism 8 includes a carrier 81, a rack 82, a rotary roller 83, and a variable speed motor 84.

Bearing frame 81 is located any right angle edge on base frame 11, and bearing frame 81 lower surface passes through bolt and nut fixed connection with base frame 11.

Supporter 82 is located the upper surface that bearing frame 81 is close to one side of chassis frame 21, and supporter 82 lower surface and bearing frame 81 upper surface movable setting, supporter 82 length are greater than the width of bearing frame 81.

The circumferential side face of the rotating roller 83 is tightly attached to the circumferential side face of the chassis frame 21, an elastic material is arranged on the outer side of the rotating roller 83 in a circle, the specific material is determined according to actual conditions, and the rubber material is selected at this time.

The variable speed motor 84 is located on the lower surface of the storage rack 82 and connected with the rotating roller 83 through the storage rack 82 to provide power for the rotating roller 83 to rotate.

The control mechanism 8 further comprises a rotating nut 85, the rotating nut 85 is located on one side of the article placing frame 82 close to the rotating roller 83, the rotating nut 85 penetrates through the whole article placing frame 82 and is connected with the base center cross beam 13, and the article placing frame 82 is rotatably connected with the base 1 in the horizontal direction through the rotating nut 85.

The control mechanism 8 further includes an adjusting component 86, and the adjusting component 86 is located on a side of the upper surface of the bearing frame 81 far away from the chassis frame 21. The adjustment assembly 86 includes an abutment lever 861, an abutment block 862, an adjustment bolt 863 and an adjustment nut 864.

The pressing rod 861 is positioned on the bearing frame 81, and the lower surface of the pressing rod 861 is fixed with the upper surface of the bearing frame 81.

Referring to fig. 9 and 10, a pressing block 862 is provided inside the pressing rod 861.

The adjusting bolt 863 is screwed and fixed with the abutting rod 861 through a thread arranged on one side of the inside of the abutting rod 861 close to the adjusting bolt 863, and then the adjusting nut 864 is screwed and fixed on the adjusting bolt 863, so that the position of the adjusting bolt 863 is further fixed, and the adjusting bolt 863 and the abutting rod 861 are prevented from sliding off.

A pressing plate 865 and a spring 866 are arranged between the shelf 82 and the pressing rod 861, the pressing plate 865 is arranged in the vertical direction, one side surface of the pressing plate 865 is tightly attached to the shelf 82, the other side of the pressing plate 865 is tightly attached to one side of the spring 866 facing the shelf 82, and the other side of the spring 866 is positioned in the pressing rod 861 and is tightly attached to one side of the pressing plate 862 facing the shelf 82.

In the using process, the pressing block 862 is driven to move by rotating the adjusting bolt 863, and the pressing block 862 drives the spring 866 to move, so that the spring 866 drives the pressing block 865 to generate an acting force on the object frame 82, thereby playing a role in buffering.

The implementation principle of the embodiment is as follows:

in the process of using the reinforcing steel bar unreeling frame, the reinforcing steel bar which is not unreeled in a bundle is sleeved outside the movable rod 7, so that the bottom of the bundled reinforcing steel bar is positioned on the first limiting ring 311, the adjusting ring 5 is vertically moved through the mounting bolt 52 on the adjusting ring 5 according to different diameters of the bundled reinforcing steel bar, the telescopic rod 6 and the movable rod 7 are driven to expand or shrink in the horizontal direction through the position of the adjusting ring 5, and the unreeling frame is suitable for different bundled reinforcing steel bars.

In the process of unreeling the reinforcing steel bar, drive chassis 2 through control mechanism 8 and rotate, regulation through variable speed motor 84 can make unreeling frame carry out the reinforcing steel bar with different rates and unreel, in live-rollers 83 rotates the in-process with chassis 2, the rubber material that live-rollers 83 surface was equipped with can carry out wearing and tearing of different degrees, lead to it not inseparable with chassis 2 laminating, make unreeling frame rotation process influenced, accessible adjusting bolt 863, adjusting nut 864 and support pressure pole 861 adjust live-rollers 83, make live-rollers 83 and chassis 2 closely laminate, lead to the extrusion force between live-rollers 83 and chassis 2 too big if laminating closely, play the cushioning effect through spring 866.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (8)

1. The utility model provides a frame is unreeled to speed adjustable reinforcing bar which characterized in that: including base (1), chassis (2), support column (4) and control mechanism (8), chassis (2) horizontal rotation is connected in base (1) top, support column (4) are fixed in chassis (2) top and are used for inserting the reinforcing bar and roll up the position in the location reinforcing bar book, control mechanism (8) are including live-rollers (83) and gear motor (84), the circumference side of live-rollers (83) pastes tightly with the circumference side on chassis (2) and sets up, gear motor (84) link to each other with live-rollers (83) are fixed, drive chassis (2) for live-rollers (83) and rotate and provide power.

2. The adjustable rate rebar unreeling rack of claim 1, wherein: the unreeling frame comprises a limiting frame (3), the limiting frame (3) comprises a limiting ring (31) and a limiting rod (32), the limiting ring (31) comprises a first limiting ring (311), the limiting rod (32) comprises a vertical limiting rod (322), and the first limiting ring (311) and the vertical limiting rod (322) are fixed above the base (1) and are relatively fixed with the base (1); first spacing ring (311) cup joint in the reinforcing bar and roll up the outside, vertical gag lever post (322) are around the reinforcing bar and roll up the outside distribution setting.

3. The adjustable rate rebar unreeling rack of claim 1, wherein: unreel frame still includes adjustable ring (5) and movable rod (7), adjustable ring (5) are two, are located support column (4) both ends respectively, movable rod (7) quantity is two at least, the upper and lower both ends of movable rod (7) respectively with adjustable ring (5) between be provided with telescopic link (6), telescopic link (6) both ends are all articulated to be connected.

4. The adjustable rate rebar unreeling rack of claim 1, wherein: and a hanging ring opening (41) is arranged at the upper end of the supporting column (4).

5. The adjustable rate rebar unreeling rack of claim 1, wherein: control mechanism (8) still include bearing frame (81) and adjusting part (86), bearing frame (81) are located base (1) upper surface, it is located bearing frame (81) to rotate roller (83), adjusting part (86) still include to support depression bar (861), it is located bearing frame (81) to support depression bar (861), and support inside briquetting (862) that is equipped with of depression bar (861), is equipped with spring (866) and supports pressure plate (865) between briquetting (862) and bearing frame (81), spring (866) are towards bearing frame (81) one side and are supported pressure plate (865) fixed connection, spring (866) opposite side and are supported pressure plate (862) fixed connection, it is towards one side and bearing frame (81) fixed connection of bearing frame (81) to support pressure plate (865).

6. The adjustable rate rebar unreeling rack of claim 5, wherein: the adjusting assembly (86) further comprises an adjusting bolt (863) and an adjusting nut (864), the inside of one side, far away from the bearing frame (81), of the abutting rod (861) is provided with a thread, the adjusting bolt (863) and the abutting rod (861) are screwed, the adjusting bolt (863) faces one side of the abutting block (862) and is tightly connected with the abutting block (862), and the adjusting nut (864) and the adjusting bolt (863) are screwed and abut against one end, far away from the bearing frame (81), of the abutting rod (861).

7. The adjustable rate rebar unreeling rack of claim 6, wherein: control mechanism (8) still include supporter (82), supporter (82) and base (1) horizontal direction are rotated and are connected.

8. The adjustable rate rebar unreeling rack of claim 1, wherein: and a circle of the surface of the rotating roller (83) is made of elastic materials.

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