CN210907842U

CN210907842U - Steel bar bender

Info

Publication number: CN210907842U
Application number: CN201922096208.9U
Authority: CN
Inventors: 龚润
Original assignee: Chongqing Bishan Hongtai Metal Products Co ltd
Current assignee: Chongqing Bishan Hongtai Metal Products Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-03
Anticipated expiration: 2029-11-28

Abstract

The utility model provides a steel bar bender, include: the rotary seat is rotatably arranged at the top of the base through a bearing, the bottom of the base is provided with a motor, the output end of the motor is connected with the bearing, the central position of the top of the rotary seat is vertically provided with an installation shaft, the installation shaft is detachably provided with a bending cylinder, the rotating seat is provided with at least one mounting hole, the push rod is arranged in the mounting hole, the push rod is in threaded connection with the mounting hole, a gap is arranged between the push rod and the bending cylinder, the base is provided with at least one group of mounting grooves, each group of mounting grooves is provided with two first grooves, the two first grooves are symmetrically arranged, a pressing component is arranged in each first groove, the bending steel bar bender can conveniently replace a bending cylinder, thereby obtain the flexion of different specifications, solved among the prior art problem of the inconvenient size of the crooked cambered surface of the flexion of control back reinforcing bar of angle bending machine.

Description

Steel bar bender

Technical Field

The utility model relates to a reinforcing bar processing field, concretely relates to angle bending machine.

Background

With the gradual development of economic construction in China, civil engineering is carried out all over the country, various housing, office buildings, road engineering and other construction projects are built, however, no matter in numerous construction sites of the construction projects or in steel bar production workshops, bending treatment is often required to be carried out on large quantities of steel bars. For the bending of reinforcing steel bars, the conventional method is mainly operated manually, but manual reinforcing steel bar bending not only needs to consume a large amount of manpower, but also needs to occupy a large amount of construction space. Therefore, in order to solve the problem, a conventional steel bar processing machine, i.e., a steel bar bender, appears in the prior art, as shown in fig. 1, a steel bar is bent and formed by the conventional steel bar bender, and a bent portion is formed on the steel bar after the steel bar is bent and formed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a steel bar bender solves among the prior art the problem of the size of the crooked cambered surface of the crooked back of the inconvenient control of steel bar bender.

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

a bar bender, comprising: the rotary seat is rotatably arranged at the top of the base through a bearing, a motor is arranged at the bottom of the base, the output end of the motor is connected with the bearing, the motor is used for driving the rotary seat to rotate on the top of the base, an installation shaft is vertically arranged at the central position of the top of the rotary seat, the bending barrel is detachably arranged on the installation shaft, at least one installation hole is formed in the rotary seat, the push rod is arranged in the installation hole and is in threaded connection with the installation hole, a gap is formed between the push rod and the bending barrel, at least one group of installation grooves are formed in the base, each group of installation grooves are two first grooves, two first grooves are symmetrically arranged, the pressing component is arranged in each first groove, a gap for one end of a steel bar to pass through is formed between the push rod and the bending barrel, and the other end of the steel bar is pressed through the pressing, the push rod is used for pushing the steel bar to form a bending part on the steel bar by taking the bending barrel as a center.

Compared with the prior art, the utility model discloses following beneficial effect has:

when using this angle bending machine, at first pass the clearance between push rod and the bending cylinder with the one end of reinforcing bar, then press from both sides the other end of reinforcing bar tightly through compressing tightly the subassembly, then the starter motor is driving the roating seat and is rotating, the roating seat is driving bending cylinder and push rod and then rotating, the bending cylinder is equivalent to doing the rotation this moment, and the push rod rotates around the bending cylinder in other words, the push rod promotes the reinforcing bar and uses the bending cylinder to form the flexion as the central bending, this angle bending machine can come the reasonable bending cylinder of changing according to the model of required angle bending portion, the realization can obtain the angle bending of reinforcement of different models.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic structural view of a bent and formed steel bar.

Fig. 2 is a schematic structural view of a steel bar bender.

Fig. 3 is a side view of a bar bender.

Fig. 4 is a schematic structural view of a bending cylinder.

Fig. 5 is a schematic structural diagram of the limiting member.

Description of reference numerals: the bending device comprises a base 1, a rotating seat 2, a motor 3, a bending cylinder 4, a steel bar 5, a mounting shaft 6, a push rod 7, a mounting hole 8, a first groove 9, a pressing seat 10, a hydraulic rod 11, a support ring 12, a cylinder 401, a channel 402, a mounting block 403, a clamping pin 404, a limiting hole 405, a clamping hole 406, a limiting disc 407, a limiting rod 408, a bending part 101 and a bending arc surface 102.

Detailed Description

In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:

as shown in fig. 1-5, the utility model provides a steel bar bender, include: the steel bar bending machine comprises a base 1, a rotating seat 2, a compressing assembly, a push rod 7 and a bending cylinder 4, wherein the rotating seat 2 is rotatably arranged at the top of the base 1 through a bearing, a motor 3 is arranged at the bottom of the base 1, the output end of the motor 3 is connected with the bearing, the motor 3 is used for driving the rotating seat 2 to rotate on the top of the base 1, an installation shaft 6 is vertically arranged at the central position of the top of the rotating seat 2, the bending cylinder 4 is detachably arranged on the installation shaft 6, at least one installation hole 8 is formed in the rotating seat 2, the push rod 7 is arranged in the installation hole 8, the push rod 7 is in threaded connection with the installation hole 8, a gap is formed between the push rod 7 and the bending cylinder 4, at least one group of installation grooves is formed in the base 1, each group of installation grooves is formed by two first grooves 9, the two first grooves 9 are symmetrically arranged, the compressing assembly is arranged in each first groove 9, the other end of the steel bar 5 is pressed by the pressing assembly, and the push rod 7 is used for pushing the steel bar 5 to form a bending part 101 on the steel bar 5 by taking the bending cylinder 4 as a center. When using this 5 bender of reinforcing bar, at first pass the one end of reinforcing bar 5 from the clearance between push rod 7 and the bending cylinder 4, then press from both sides the other end of reinforcing bar 5 through compressing tightly the subassembly and press from both sides tightly, then starter motor 3 is driving roating seat 2 and is rotating, roating seat 2 is driving bending cylinder 4 and push rod 7 and then rotates, bending cylinder 4 is equivalent to doing the rotation this moment, and push rod 7 is equivalent to rotating around bending cylinder 4, push rod 7 promotes reinforcing bar 5 and uses bending cylinder 4 to form flexion 101 as the central bending, this 5 bender of reinforcing bar can come reasonable change bending cylinder 4 according to the model of 5 flexion 101 of required reinforcing bar, realize the 5 flexion 101 of reinforcing bar that can obtain different models.

Each hold-down assembly includes: compress tightly seat 10 and hydraulic stem 11, each compresses tightly seat 10 and all sets up in first recess 9 slidable, all is provided with hydraulic stem 11 in each first recess 9, and each pair is equallyd divide the hydraulic stem 11 in symmetrical first recess 9 and is used for promoting respectively that the seat 10 that compresses tightly in the first recess 9 of correspondence draws close each other and compresses tightly reinforcing bar 5. The working principle of the pressing assembly is that the two pressing seats 10 are pushed or pulled to approach or separate from each other through the hydraulic rods 11 in each group of first grooves 9, so that the reinforcing steel bars 5 are clamped or released.

The bending cylinder 4 includes: the mounting shaft 6 is fixedly connected with the rotating base 2, two mounting blocks 403 are symmetrically arranged on the side wall of the mounting shaft 6, each mounting block 403 is provided with a clamping pin 404, each clamping pin 404 is provided with a limiting hole 405, the cylinder 401 is of a cylindrical structure with two open ends, the cylinder 401 is provided with two auxiliary holes, the cylinder 401 is symmetrically provided with two channels 402, two ends of each channel 402 are communicated with the outside, the axial lead of each channel 402 is parallel to the axial lead of the cylinder 401, the side wall of each channel 402 is provided with a clamping hole 406, one end of the mounting shaft 6 is inserted from the opening of the cylinder 401, each clamping pin 404 is inserted into the corresponding clamping hole 406, at the moment, the clamping pin 404 blocks the mounting shaft 6 from moving towards the direction deviating from the cylinder 401, and the two auxiliary holes can be respectively aligned with the corresponding limiting holes 405, the two auxiliary holes respectively communicate the two limiting holes 405 with the outside, and the limiting pieces are used for matching with the limiting holes 405 to clamp the clamping pin 404 in the clamping hole 406. The locating part includes: the limiting device comprises a limiting disc 407 and limiting rods 408, wherein two limiting rods 408 are mounted on the limiting disc 407, the two limiting rods 408 are respectively inserted into the two limiting holes 405 from the two auxiliary holes, the two limiting rods 408 are used for blocking the bayonet 404 from being separated from the bayonet holes 406, when the limiting rods 408 are pulled out of the limiting holes 405, the cylinder 401 can rotate relative to the mounting shaft 6, and the cylinder 401 can drive the bayonet 404 to completely withdraw from the bayonet holes 406. The replacement principle of the bending cylinder 4 is as follows: firstly, the limiting disc 407 is pulled to respectively pull out the two limiting rods 408 from the corresponding limiting holes 405, then the cylinder 401 is rotated to enable the bayonet pins 404 to exit the bayonet holes 406, and then the cylinder 401 is pulled in the vertical direction to detach the cylinder 401 from the mounting shaft 6, so that the cylinders 401 of other models can be conveniently replaced, and the bending portions 101 of the steel bars 5 of different models can be correspondingly produced.

Further comprising: a support ring 12, the support ring 12 being fixedly mounted on the cylinder 401, the support ring 12 being for supporting the reinforcing bars 5 between the push rods 7 and the cylinder 401. The support ring 12 serves to further support the reinforcing bars 5, thereby improving the accuracy of the bent portion 101 of the reinforcing bars 5 after bending.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A bar bender, comprising: the rotary table comprises a base (1), a rotary seat (2), a pressing assembly, a push rod (7) and a bending cylinder (4), wherein the rotary seat (2) is rotatably installed at the top of the base (1) through a bearing, a motor (3) is installed at the bottom of the base (1), the output end of the motor (3) is connected with the bearing, the motor (3) is used for driving the rotary seat (2) to rotate on the top of the base (1), an installation shaft (6) is vertically installed at the central position of the top of the rotary seat (2), the bending cylinder (4) is detachably installed on the installation shaft (6), at least one installation hole (8) is formed in the rotary seat (2), the push rod (7) is installed in the installation hole (8), the push rod (7) is in threaded connection with the installation hole (8), a gap is formed between the push rod (7) and the bending cylinder (4), and at least one group of installation grooves is, each group's mounting groove is two first recesses (9) and two first recesses (9) symmetry setting, all installs in each first recess (9) and compresses tightly the subassembly, there is the clearance that supplies the one end of reinforcing bar (5) to pass between push rod (7) and a bent section of thick bamboo (4), and the other end of reinforcing bar (5) compresses tightly through compressing tightly the subassembly, and push rod (7) are used for promoting reinforcing bar (5) and form flexion (101) on reinforcing bar (5) with a bent section of thick bamboo (4) as the center.

2. A bar bender as claimed in claim 1, wherein each said hold-down assembly comprises: compress tightly seat (10) and hydraulic stem (11), each compresses tightly seat (10) all can set up in first recess (9) slidable, all is provided with hydraulic stem (11) in each first recess (9), and each is equallyd divide and is used for promoting respectively compressing tightly seat (10) in corresponding first recess (9) to draw close each other and compress tightly reinforcing bar (5) to hydraulic stem (11) in symmetrical first recess (9).

3. A machine as claimed in claim 1 or 2, characterised in that said bending cylinder (4) comprises: the mounting shaft (6) is fixedly connected with the rotating base (2), two mounting blocks (403) are symmetrically arranged on the side wall of the mounting shaft (6), each mounting block (403) is provided with a clamping pin (404), each clamping pin (404) is provided with a limiting hole (405), the cylinder (401) is of a cylindrical structure with two open ends, two auxiliary holes are formed in the cylinder (401), two channels (402) are symmetrically formed in the cylinder (401), two ends of each channel (402) are communicated with the outside, the axial line of each channel (402) is parallel to the axial line of the cylinder (401), a clamping hole (406) is formed in the side wall of each channel (402), one end of the mounting shaft (6) is inserted from the opening of the cylinder (401), and each clamping pin (404) is inserted into the corresponding clamping hole (406), at the moment, the bayonet lock (404) stops the mounting shaft (6) from moving towards the direction departing from the cylinder (401), the two auxiliary holes can be aligned with the corresponding limiting holes (405) respectively, the two auxiliary holes communicate the two limiting holes (405) with the outside respectively, and the limiting part is used for being matched with the limiting holes (405) to clamp the bayonet lock (404) in the clamping hole (406).

4. A bar bender according to claim 3, wherein the stop comprises: the limiting device comprises a limiting disc (407) and limiting rods (408), wherein the limiting disc (407) is provided with two limiting rods (408), the two limiting rods (408) are respectively inserted into the two limiting holes (405) from the two auxiliary holes, and the two limiting rods (408) are used for blocking the clamping pins (404) from being separated from the clamping holes (406).

5. The bar bender according to claim 4, further comprising: a support ring (12), the support ring (12) being fixedly mounted on the cylinder (401), the support ring (12) being for supporting the reinforcement bar (5) between the push rod (7) and the cylinder (401).