CN210160307U

CN210160307U - Steel bar bender

Info

Publication number: CN210160307U
Application number: CN201920807464.1U
Authority: CN
Inventors: 王辉; 周家峰; 王斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-03-20
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a steel bar bender, which comprises a power mechanism, an oil pumping mechanism, a power output mechanism and a positioning mechanism, wherein the power mechanism is connected with the oil pumping mechanism to apply pressure on the oil pumping mechanism; the power take-off mechanism includes a first piston; the positioning mechanism comprises a U-shaped piece, and the middle of the U-shaped piece corresponds to the top end of the first piston. The utility model discloses a scheme can satisfy the moment of torsion that the reinforcing bar needs that bends, and convenience simple to use is suitable for various climatic environment moreover, has good fixed to the reinforcing bar, with the help of the structure of reinforcing bar body, causes the flexion, and simple survey reinforcing bar bending position can carry out the reinforcing bar bending operation in the use.

Description

Steel bar bender

Technical Field

The utility model relates to a steel bar bender belongs to construction operation equipment field.

Background

In modern buildings, the steel bar is an indispensable building material, the application range of the steel bar is extremely large, and therefore, different deformation treatment needs to be carried out on the steel bar according to different application environments. The physical bending of the reinforcing steel bars is a common reinforcing steel bar processing means, and the bending of the reinforcing steel bars on a common construction site is still based on manual operation, and is time-consuming and labor-consuming.

Compared with the traditional operation of bending the reinforcing steel bars, the prior published documents disclose some special operating instruments for bending the reinforcing steel bars, for example, in the Chinese utility model patent with the publication number of CN201385092Y, a pair of reinforcing steel bar bending pliers is disclosed, the proposal is that a first plier rod (1) and a second plier rod (3) are respectively and fixedly connected with rack-shaped elbows (4, 5), one side corresponding to the two rack-shaped elbows is respectively and fixedly connected with a disc-shaped bedplate (6, 7) in a vertically staggered way, the center of the bedplate is provided with a shaft hole, and the bedplate is inserted, hinged and fixed by a shaft (2); grooves (8, 9) are respectively horizontally arranged on the bench of the elbow. The inventors believe that such a bar bending apparatus is not easy to manufacture and requires a large amount of force to bend the bar during use.

Accordingly, there is a need for a bar bender that achieves improvements in bar bending operations.

SUMMERY OF THE UTILITY MODEL

To foretell not enough, the utility model provides a steel bar bender can use the hydraulic tong structure to carry out the bending to the reinforcing bar. The utility model discloses a realize through following technical scheme:

a steel bar bender comprises a power mechanism, an oil pumping mechanism, a power output mechanism and a positioning mechanism, wherein the power mechanism is connected with the oil pumping mechanism to apply pressure on the oil pumping mechanism;

the power take-off mechanism includes a first piston;

the positioning mechanism comprises a U-shaped piece, and the middle of the U-shaped piece corresponds to the top end of the first piston.

Furthermore, two ends of the U-shaped piece are provided with grooves for clamping reinforcing steel bars.

Furthermore, the power mechanism comprises a first rod, the tail end of the first rod is hinged with the oil pumping mechanism, and a second piston is arranged at the tail section of the first rod.

Further, pump oil mechanism includes the oil tank, the second member is connected to the oil tank, the oil tank has first hole in order ventilative and oil change, pump oil casing is connected to the oil tank, be equipped with the hydraulic oil passageway in the pump oil casing, the oil tank still have with the second hole of hydraulic oil access connection, the second hole with hydraulic oil access connection department is equipped with the suction valve, the middle-end of hydraulic oil passageway is equipped with piston connection passageway, the second piston with piston connection passageway cooperation, the end of hydraulic oil passageway is equipped with the discharge valve, hydraulic oil passageway end-to-end connection power take off mechanism.

Furthermore, the power output mechanism further comprises a sleeve body matched with the first piston, and the sleeve body is connected with the tail end of the hydraulic oil channel.

Further, the oil pumping housing is provided with a concave part, and the sleeve body is nested in the concave part of the oil pumping housing.

Furthermore, the tail end of the oil pumping shell is provided with an extension part, and the tail end of the extension part is hinged with the middle section of the U-shaped part.

Furthermore, two ends of the U-shaped part are flush, and a connecting line of the two ends of the U-shaped part passes through the extending part.

The utility model discloses an useful part lies in:

the utility model provides an among the scheme, whole device can satisfy the moment of torsion that the angle bending needs, and convenience simple to use is applicable in various climatic environment moreover, and the flexibility is strong.

Have good fixed to the reinforcing bar, with the help of the structure of reinforcing bar body, cause the flexion, simple survey reinforcing bar bending position can carry out the reinforcing bar bending operation in the use.

Drawings

FIG. 1 is a schematic view of the appearance of the present invention,

fig. 2 is a schematic cross-sectional view of the present invention.

The hydraulic oil pump comprises a power mechanism 1, a power mechanism 11, a first rod 12, a second piston 2, an oil pumping mechanism 21, an oil tank 22, a hydraulic oil channel 23, a suction valve 24, a discharge valve 25, a piston connecting channel 26, an oil pumping shell 27, an extension part 28, a second rod 3, a positioning mechanism 31, a groove for clamping a steel bar 32, a hinge hole 4 and a second piston.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the directional terms used in the description are based on the orientation shown in fig. 1 and 2.

Example 1

A steel bar bender comprises a power mechanism 1, an oil pumping mechanism 2, a power output mechanism and a positioning mechanism 3, wherein the power mechanism 1 is connected with the oil pumping mechanism 2 to apply pressure to the oil pumping mechanism 2, the oil pumping mechanism 2 is connected with the power output mechanism, and the oil pumping mechanism 2 is rotatably connected with the positioning mechanism 3; in this embodiment, the power mechanism and the oil pumping mechanism 2 are used to form a hydraulic tong-like structure with an effective output torque of several thousand newton meters, which generates a force sufficient to bend the reinforcing bars.

The power output mechanism comprises a first piston, and in this embodiment, the first piston actually comprises not only a piston body, but also a groove which is arranged at the end part where the piston body leaks and is used for clamping with the steel bar.

The positioning mechanism 3 comprises a U-shaped member, the middle of which corresponds to the top end of the first piston. The two ends of the U-shaped part and the piston form a space which is enough to accommodate straight reinforcing steel bars and bent reinforcing steel bars, in the space, the two ends of the U-shaped part are clamped with the reinforcing steel bars along with the feeding of the first piston, so that the reinforcing steel bars cannot fall off, and the bending degree of the reinforcing steel bars is determined by the feeding amount of the first piston and the depth of the recess of the U-shaped part.

The U-shaped member has recesses 31 at both ends for engaging the reinforcement bars. As is known, the steel bars are generally small in diameter, flexible and have a plurality of protrusions on the surface, so that the fixation of the steel bars, mainly the radial fixation thereof, is determined by the grooves 31 for clamping the steel bars and the first pistons at both ends of the U-shaped member, and the grooves 31 for clamping the steel bars are just for meeting the radial fixation thereof.

The power mechanism 1 comprises a first rod 11, the tail end of the first rod 11 is hinged with the oil pumping mechanism 2, and the tail end of the first rod 11 is provided with a second piston 412. In this embodiment, the end of the first rod 11 is further provided with a sleeve for easy holding.

Pump oil mechanism 2 includes oil tank 21, second member 28 is connected to oil tank 21, oil tank 21 has first hole in order ventilative and oil change, oil tank 21 connects pump oil casing 26, be equipped with hydraulic oil passageway 22 in the pump oil casing 26, oil tank 21 still have with the second hole that hydraulic oil passageway 22 is connected, the second hole with hydraulic oil passageway 22 junction is equipped with suction valve 23, the middle-end of hydraulic oil passageway 22 is equipped with piston connecting channel 25, second piston 412 with piston connecting channel 25 cooperates, the end section of hydraulic oil passageway 22 is equipped with discharge valve 24, hydraulic oil passageway 22 end-to-end connection power take off mechanism. The structure of the common hydraulic pliers is adopted, and the principle and the effect of the common hydraulic pliers do not need to be described in detail.

The power output mechanism further comprises a sleeve body matched with the first piston, and the sleeve body is connected with the tail end of the hydraulic oil channel 22. In this embodiment, the sleeve body is a piston cylinder matched with the first piston.

The pump oil housing 26 has a recess, and the sleeve is nested in the recess of the pump oil housing 26. In this embodiment, the piston cylinder is fixed in the recess.

The end of the pump housing 26 is provided with an extension 27, and the end of the extension 27 is hinged to the middle section of the U-shaped member. In this embodiment, the extension 27 has 2 piston rods with hinge holes 32 at the ends, and the middle section of the U-shaped member is connected by a hinge/rod.

In order to achieve axial fixation of the reinforcement, the two ends of the U-shaped element are flush, and the connection line between the two ends of the U-shaped element passes through the extension 27.

As can be seen from the above embodiments, the present invention has at least the following advantages:

1. the utility model provides an among the scheme, whole device can satisfy the moment of torsion that the angle bending needs, and convenience simple to use is suitable for various environment to hydraulic tong similar structure moreover, can guarantee equipment safety.

2. Have good fixed to the reinforcing bar, with the help of the structure of reinforcing bar body, cause the flexion, simple survey reinforcing bar bending position can carry out the reinforcing bar bending operation in the use.

For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.

Further, it should be noted that:

reference in the specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the invention. Thus, the appearances of the phrase "one embodiment" or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. The steel bar bender is characterized by comprising a power mechanism, an oil pumping mechanism, a power output mechanism and a positioning mechanism, wherein the power mechanism is connected with the oil pumping mechanism to apply pressure on the oil pumping mechanism;

the power take-off mechanism includes a first piston;

2. A bar bender according to claim 1, wherein the U-shaped member has recesses at each end for engaging a bar.

3. The steel bar bender as claimed in claim 1, wherein said actuating mechanism comprises a first rod, the end of said first rod is hinged with an oil pumping mechanism, and the end of said first rod is provided with a second piston.

4. The steel bar bender as claimed in claim 3, wherein said oil pumping mechanism comprises an oil tank, said oil tank is connected to said second rod, said oil tank has a first hole for ventilation and oil change, said oil tank is connected to an oil pumping housing, said oil pumping housing has a hydraulic oil channel, said oil tank further has a second hole connected to said hydraulic oil channel, a suction valve is disposed at the connection of said second hole and said hydraulic oil channel, a piston connecting channel is disposed at the middle end of said hydraulic oil channel, said second piston is matched with said piston connecting channel, a discharge valve is disposed at the end of said hydraulic oil channel, and said end of said hydraulic oil channel is connected to said power output mechanism.

5. The angle bender as claimed in claim 4, wherein the power take off mechanism further comprises a sleeve for engaging the first piston, the sleeve being connected to the end of the hydraulic oil passage.

6. A bender as claimed in claim 5, wherein the oil pumping housing has a recess, and said sleeve nests in said oil pumping housing recess.

7. A bender according to claim 4, wherein the oil pumping housing is provided with an extension at the end thereof, the extension being pivotally connected to the intermediate section of the U-shaped member.

8. A bender according to claim 7, wherein the ends of the U-shaped member are flush, the connection between the ends of the U-shaped member passing through the elongate portion.