CN210334126U

CN210334126U - Simple and easy reinforcing bar bender structure

Info

Publication number: CN210334126U
Application number: CN201921115537.7U
Authority: CN
Inventors: 庄建
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-04-17
Anticipated expiration: 2029-07-16

Abstract

The utility model relates to a reinforcing bar technical field of buckling discloses a simple and easy reinforcing bar bender structure, including the worm gear speed reducer, the worm gear speed reducer includes worm gear subassembly, motor, the bottom surface of worm gear subassembly is equipped with the bottom plate, and the top surface of worm gear subassembly is fixed with the roof, one side of roof and bottom plate is fixed with the riser, motor and riser fixed connection, the axle head of motor and the coaxial fixed connection of axle in the worm gear subassembly, the upper end of the worm-gear axle on the worm gear subassembly is equipped with the flange, be fixed with the rotation seat on the flange, be fixed with the back shaft coaxial with the worm-gear axle on the rotation seat, be equipped with the backing roll on the back shaft, the other end of rotation seat is equipped with the live-rollers, and the live-rollers passes through connecting axle and live-rollers fixed connection; and a support column is fixed on one side of the vertical plate, which is positioned on the rotating roller. The utility model has the advantages of small volume, light weight, low cost and convenient use.

Description

Simple and easy reinforcing bar bender structure

Technical Field

The utility model relates to a reinforcing bar technical field that bends especially relates to a simple and easy reinforcing bar bender structure.

Background

When fitment or construction, people often need bend into different shapes with hard things such as reinforcing bar, with the demand that is applicable to the difference, present common automatic reinforcing bar equipment of bending is usually bulky, heavy in weight, equipment cost is high, and it is inconvenient to remove, carry inconvenient etc., this kind of automatic reinforcing bar equipment of bending is used for thick reinforcing bar (the diameter is more than 8 mm) to bend than usefulness, and to thin reinforcing bar (the diameter is 8mm and below), this kind of equipment just seems very heavy, thin reinforcing bar is general with general bench vice, the bench vice also can be bent by hand, however when bending the bench vice or bench vice reinforcing bar, the radian of the angle of turning of reinforcing bar is unstable, the easy stress concentration of department of buckling, and when using the bench vice, the bench vice is bent the reinforcing bar, long-time operation, high labor strength.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the above-mentioned problem of the reinforcing bar bender among the prior art, provide a simple and easy reinforcing bar bender structure small, light in weight, with low costs, convenient to use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a simple and easy reinforcement bender structure, including the worm gear reducer, the said worm gear reducer includes worm gear assembly, electrical machinery, the bottom surface of the said worm gear assembly has bottom plates, the top surface of the worm gear assembly is fixed with the roof, one side of said roof and bottom plate is fixed with the riser, the said electrical machinery is fixedly connected with riser, the axle head of the electrical machinery is coaxially fixedly connected with worm shaft in the worm gear assembly, there are flanges on the upper end of worm shaft on the said worm gear assembly, fix with the rotating seat on the said flange, fix with the coaxial back shaft of worm shaft on the said rotating seat, there are backing rolls on the said back shaft, another end of the said rotating seat has live rollers, live rollers are fixedly connected with live seat through the connecting axle; and a support column is fixed on one side of the vertical plate, which is positioned on the rotating roller. The rotating seat rotates to an initial position, the rotating roller and the support column are located on the same side of the support roller at the moment, a steel bar to be bent is placed between the rotating roller and the support roller, the side face of the steel bar is in contact with and supported by the end face of the support column, the motor is started, the motor drives the worm to rotate, the worm wheel is further driven to rotate, the rotating seat is finally driven to rotate, the rotating roller revolves around the axis of the support roller, so that the steel bar is bent, the bending angle can be adjusted through the rotating angle of the rotating roller, after the steel bar is bent, the motor rotates reversely, and the rotating; the whole bending device has small volume, light weight, low cost and convenient use, and is particularly suitable for bending operation of reinforcing steel bars or iron wires with the diameter less than 8 mm.

Preferably, the supporting roller is sleeved on the supporting shaft and is in clearance fit with the supporting shaft, the rotating roller is sleeved on the connecting shaft and is in clearance fit with the connecting shaft, limiting gaskets are arranged at the upper ends of the supporting shaft and the connecting shaft, and the limiting gaskets are fixed to the upper ends of the supporting shaft and the connecting shaft through bolts respectively. The outer diameters of the supporting roller and the rotating roller can be changed according to requirements so as to meet the bending requirements of reinforcing steel bars with different sizes.

Preferably, the circumferential surfaces of the supporting roller and the rotating roller are both provided with annular limiting grooves, and the cross sections of the annular limiting grooves are arc-shaped. The annular limiting groove plays a positioning role in the reinforcing steel bar, and the reinforcing steel bar is prevented from being separated in the bending process.

Preferably, the one end of support column extends and forms the double-screw bolt, the upper end of riser is equipped with the screw hole, threaded connection between double-screw bolt and the screw hole, the both sides that lie in the riser on the double-screw bolt all are equipped with lock nut. The end face position of the supporting column can be adjusted as required.

Preferably, a handle is arranged between the side surface of the motor and the side surface of the worm and gear assembly. The handle is convenient for carrying and carrying.

Therefore, the utility model has the advantages of small volume, light weight, low cost and convenient use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a state after the reinforcing steel bar is bent.

Fig. 3 is a schematic view showing a state that the support roller and the rotating roller clamp the reinforcing steel bar.

In the figure: the device comprises a worm and gear speed reducer 1, a worm and gear assembly 2, a motor 3, a bottom plate 4, a top plate 5, a vertical plate 6, a flange 7, a rotating seat 8, a supporting shaft 9, a supporting roller 10, a rotating roller 11, an annular limiting groove 12, a limiting gasket 13, a bolt 14, a supporting column 15, a stud 16, a locking nut 17, a handle 18, a motor controller 19, a bending button 20, a reset button 21, an angle adjusting knob 22 and a steel bar 23.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1, 2 and 3, a simple reinforcing steel bar bender structure comprises a worm and gear reducer 1, wherein the worm and gear reducer 1 comprises a worm and gear assembly 2 and a motor 3, a bottom plate 4 is arranged on the bottom surface of the worm and gear assembly 2, a top plate 5 is fixed on the top surface of the worm and gear assembly 2, a vertical plate 6 is fixed on one side of the top plate and one side of the bottom plate, the motor 3 is fixedly connected with the vertical plate, the shaft end of the motor 3 is coaxially and fixedly connected with a worm shaft in the worm and gear assembly, a flange 7 is arranged at the upper end of the worm shaft on the worm and gear assembly 2, a rotating seat 8 is fixed on the flange 7, a supporting shaft 9 coaxial with the worm shaft is fixed on the rotating seat 8, a supporting roller 10 is arranged on the supporting shaft, a rotating roller 11 is arranged at the other end of the rotating seat, the rotating roller 11 is fixedly connected with the, the cross section of the annular limiting groove 12 is arc-shaped, the supporting roller 9 is sleeved on the supporting shaft and is in clearance fit with the supporting shaft, the rotating roller 11 is sleeved on the connecting shaft and is in clearance fit with the connecting shaft, the upper ends of the supporting shaft and the connecting shaft are respectively provided with a limiting gasket 13, and the limiting gaskets are respectively fixed with the upper ends of the supporting shaft and the connecting shaft through bolts 14; a support pillar 15 is fixed on one side of the vertical plate, which is positioned on the rotating roller, one end of the support pillar 15 extends to form a stud 16, a threaded hole is formed in the upper end of the vertical plate, the stud and the threaded hole are in threaded connection, and locking nuts 17 are arranged on the stud and positioned on two sides of the vertical plate; a handle 18 is arranged between the side surface of the motor 3 and the side surface of the worm and gear assembly; the upper end of the vertical plate is fixed with a motor controller 19, and a panel of the motor controller is provided with a bending button 20, a reset button 21 and an angle adjusting knob 22.

With the attached drawings, the principle of the utility model is as follows: as shown in fig. 1, the rotating base 8 rotates to an initial position, at this time, the rotating roller and the supporting column are located on the same side of the supporting roller, the angle adjusting knob 22 adjusts the rotating angle of the rotating base (i.e., the rotating angle is controlled by controlling the number of rotating turns of the motor), the steel bar 23 to be bent is placed between the rotating roller and the supporting roller, the side surface of the steel bar is in contact with and supported by the end surface of the supporting column, the bending button is pressed, the motor stops after the rotating base rotates by a set angle, the rotating roller revolves around the axis of the supporting roller, so that the steel bar is bent, and the bent state of the steel bar is; pressing a reset button, reversing the motor, rotating the rotating seat to the initial state in the figure 1, and then taking down the steel bar; the supporting rollers and the rotating rollers can be replaced according to the diameter of the steel bar, and the end positions of the supporting columns are adjusted to meet the bending requirements of the steel bars with different sizes. The whole bending device has small volume, light weight, low cost and convenient use, and is particularly suitable for bending operation of reinforcing steel bars or iron wires with the diameter less than 8 mm.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.

Claims

1. A simple and easy steel bar bender structure, characterized by, including the worm gear reducer, the said worm gear reducer includes worm gear assembly, electrical machinery, the bottom surface of the said worm gear assembly has bottom plates, the top surface of the worm gear assembly is fixed with the roof, one side of said roof and bottom plate is fixed with the riser, the said electrical machinery is fixedly connected with riser, the axle head of the electrical machinery is fixedly connected coaxially with worm shaft in the worm gear assembly, there are flanges on the upper end of worm shaft on the said worm gear assembly, fix with the rotating seat on the said flange, fix with the coaxial back shaft of worm shaft on the said rotating seat, there are back-up rolls on the said back shaft, another end of the said rotating seat has rotating rolls, the rotating roll is fixedly connected with rotating seat through the connecting axle; and a support column is fixed on one side of the vertical plate, which is positioned on the rotating roller.

2. The simple steel bar bender structure as claimed in claim 1, wherein the supporting roller is sleeved on the supporting shaft and is in clearance fit with the supporting shaft, the rotating roller is sleeved on the connecting shaft and is in clearance fit with the connecting shaft, and the upper ends of the supporting shaft and the connecting shaft are respectively provided with a limiting gasket which is fixed with the upper ends of the supporting shaft and the connecting shaft through bolts.

3. The simple structure of a steel bar bender as claimed in claim 1, wherein the circumferential surfaces of the supporting roller and the rotating roller are provided with circular limiting grooves, and the cross section of the circular limiting groove is arc-shaped.

4. A simple steel bar bender construction as claimed in claim 1, 2 or 3, wherein one end of the supporting column extends to form a stud, the upper end of the vertical plate is provided with a threaded hole, the stud is connected with the threaded hole by screw, and the stud is provided with locking nuts on both sides of the vertical plate.

5. The simple rebar bender structure as claimed in claim 1, wherein a handle is provided between the side of the motor and the side of the worm gear assembly.