CN218798761U

CN218798761U - Steel bar bending machine

Info

Publication number: CN218798761U
Application number: CN202222885481.1U
Authority: CN
Inventors: 刘江华
Original assignee: Individual
Current assignee: SHANGHAI ACL CNC MACHINE TOOL CO Ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-04-07
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a steel bar bending machine, its technical scheme main points are: the bending machine comprises a workbench, wherein a PLC (programmable logic controller) is fixedly mounted on the top surface of the workbench, a circular through hole is formed in the top surface of the workbench, a bending disc is movably sleeved on the inner circle wall surface of the circular through hole, a bending assembly is arranged on the bottom surface of the workbench and used for bending a steel bar, the bending assembly comprises a support frame, the support frame is fixedly mounted on the bottom surface of the workbench, a stepping motor is fixedly mounted on the inner bottom surface of the support frame and electrically connected with the PLC, the top surface of a driving shaft of the stepping motor is fixedly mounted on the bending disc, two bending columns are arranged on the top surface of the bending disc, and the bending disc, the bending columns, the stepping motor, an adjusting block, the servo motor, a screw rod, a support plate and a clamping plate are matched with one another for use, so that a worker can bend the steel bar for multiple times.

Description

Steel bar bending machine

Technical Field

The utility model relates to a reinforcing bar technical field, concretely relates to steel bar bending machine.

Background

The steel bars refer to steel for reinforced concrete and prestressed reinforced concrete, the cross sections of the steel bars are circular and sometimes square with round corners, the steel bars are always in a long and straight state in production, and because the construction scenes of the steel bars needing to be applied are different and the shapes of the required steel bars are also different in use, the steel bars generally need to be subjected to secondary processing, so that the construction requirements are met.

For example, chinese patent publication No. CN212469550U proposes a steel bar bending machine, in which a fixed clamping block, a fixed bending column, a sliding clamping block, a sliding bending column, a first cylinder, a second cylinder, a fixed disk, a bending disk, and a motor for driving the bending disk are used in cooperation with each other, so as to facilitate handling of steel bars of different types and specifications.

SUMMERY OF THE UTILITY MODEL

The utility model is not enough to prior art, the utility model provides a steel bar bending machine, it is fixed to have solved the distance between dish and the fixed disk of bending, need bend the reinforcing bar again on dish and the fixed disk of bending with the both ends restriction of reinforcing bar when the reinforcing bar is bent to needs, probably need use the ring reinforcement in the building frame post construction, and the ring reinforcement probably need bend many times in production, but the device carries out the back of bending for the reinforcing bar for the first time, the limit of dish and fixed disk to the reinforcing bar of bending and fixing disk can be relieved to this moment probably, then restrict the reinforcing bar on dish and fixed disk of bending again, bend the reinforcing bar again through carrying out the second time, need staff's multiple operation just can bend a reinforcing bar many times, thereby the problem of the efficiency of bending the reinforcing bar has been reduced.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a steel bar bending machine, includes the workstation, the top surface fixed mounting of workstation has the PLC controller, circular through-hole has been seted up to the top surface of workstation, the interior round wall activity of circular through-hole has cup jointed the bending dish, the subassembly of bending, the subassembly setting of bending is in the bottom surface of workstation for bend the reinforcing bar, the subassembly of bending includes: the utility model discloses a PLC (programmable logic controller) bending machine, including workstation, support frame fixed mounting be in the bottom surface of workstation, the inside bottom surface fixed mounting of support frame has step motor, step motor with PLC controller electric connection, the top surface of step motor drive shaft with bending tray fixed mounting, bending tray's top surface is provided with two posts of bending, the adjustment tank has been seted up to the top surface of workstation, the inside activity of adjustment tank has cup jointed the regulating block, threaded hole has been seted up to one side of regulating block, the inside bottom surface fixed mounting of adjustment tank has servo motor, servo motor with PLC controller electric connection, the one end fixed mounting of servo motor drive shaft has the lead screw, the lead screw with threaded hole threaded connection, the top surface fixed mounting of regulating block has the backup pad, the top surface of regulating block is provided with the grip block.

For the convenience carries out the centre gripping to the reinforcing bar, as the utility model discloses a steel bar bending machine, the preferred, the subassembly of bending still includes: the mount, mount fixed mounting be in the top surface of regulating block, inside one side fixed mounting of mount has electronic hydraulic stem, electronic hydraulic stem's telescopic link with grip block fixed mounting, electronic hydraulic stem with PLC controller electric connection.

In order to prevent that the regulating block from droing from the lead screw, conduct the utility model discloses a steel bar bending machine, the preferred, the fixed spacing ring that has cup jointed of excircle wall of servo motor drive shaft, the one end fixed mounting of lead screw has the reference column.

For the convenience of dismantling the antifriction plate, as the utility model discloses a steel bar bending machine, the preferred, the backup pad with the sliding tray has been seted up respectively to the both sides that the grip block is close to each other, the sliding block has been cup jointed in the inside activity of sliding tray, sliding block one side fixed mounting has the antifriction plate.

For the convenience of being convenient for the fifty percent discount curved column is dismantled, as the utility model discloses a steel bar bending machine, the preferred, two locating holes have been seted up to the top surface of bending dish, the interior round wall of locating hole is seted up threadedly, the fixed orifices has been seted up to the top surface of bending post, the bolt has been cup jointed in the activity of the interior round wall of fixed orifices, the bolt with locating hole threaded connection.

In order to supply power to PLC controller, step motor, servo motor and electronic hydraulic stem, as the utility model discloses a steel bar bending machine, the preferred, the top surface fixed mounting of workstation has the battery, the battery with PLC controller electric connection, the battery with step motor electric connection, the battery with servo motor electric connection, battery and electronic hydraulic stem electric connection.

To sum up, the utility model discloses mainly have following beneficial effect:

through the mutual cooperation of the PLC controller, the bending disc, the bending column, the stepping motor, the adjusting block, the servo motor, the lead screw, the supporting plate and the clamping plate, the steel bar can be bent for many times by a worker.

Through the grip block, mount and the electronic hydraulic stem that set up under mutually supporting the use to the staff of being convenient for carries out the centre gripping restriction to the reinforcing bar.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the structure of the bending plate of the present invention;

FIG. 3 is a schematic diagram of the structure of the clamping plate of the present invention;

fig. 4 is a partial structural diagram of a in fig. 2.

Reference numerals: 1. a work table; 2. a PLC controller; 3. bending the disc; 4. bending the column; 5. a support frame; 6. a stepping motor; 7. an adjustment groove; 8. an adjusting block; 9. a threaded hole; 10. a servo motor; 11. a screw rod; 12. a support plate; 13. a clamping plate; 14. a fixed mount; 15. an electro-hydraulic lever; 16. a limiting ring; 17. a positioning column; 18. a sliding groove; 19. a slider; 20. a wear plate; 21. positioning holes; 22. a fixing hole; 23. a bolt; 24. and (4) a storage battery.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3 and 4, a steel bar bending machine comprises a workbench 1, wherein a PLC controller 2 is fixedly installed on the top surface of the workbench 1, a circular through hole is formed in the bottom surface of the workbench 1, a bending disc 3 is movably sleeved on the inner circular wall surface of the circular through hole, a bending assembly is arranged on the bottom surface of the workbench 1 and used for bending a steel bar, the bending assembly comprises a support frame 5, the support frame 5 is fixedly installed on the bottom surface of the workbench 1, a stepping motor 6 is fixedly installed on the inner bottom surface of the support frame 5, the stepping motor 6 is electrically connected with the PLC controller 2, the top surface of a driving shaft of the stepping motor 6 is fixedly installed with the bending disc 3, two bending columns 4 are arranged on the top surface of the bending disc 3, an adjusting groove 7 is formed in the top surface of the workbench 1, the adjusting groove 7 is a T-shaped groove, an adjusting block 8 is movably sleeved inside the adjusting groove 7, and a threaded hole 9 is formed in one side of the adjusting block 8, a servo motor 10 is fixedly arranged on the inner bottom surface of the adjusting groove 7, the servo motor 10 is electrically connected with the PLC controller 2, one end of a driving shaft of the servo motor 10 is fixedly provided with a screw rod 11, the screw rod 11 is in threaded connection with a threaded hole 9, the top surface of the adjusting block 8 is fixedly provided with a supporting plate 12, the top surface of the adjusting block 8 is provided with a clamping plate 13, when a worker needs to bend the reinforcing steel bar, one end of the reinforcing steel bar is firstly placed between the supporting plate 12 and the clamping plate 13, the other end of the reinforcing steel bar is placed between the two bending columns 4, the supporting plate 12 and the clamping plate 13 clamp the reinforcing steel bar, the worker operates the PLC controller 2 to start the stepping motor 6 immediately, at the moment, the driving shaft of the stepping motor 6 rotates and drives the bending disc 3 to rotate, the bending disc 3 rotates and drives the two bending columns 4, when the bending columns 4 are in contact with the surface of the reinforcing steel bar, pressure is applied to the reinforcing steel bar, thereby reach the effect of bending the reinforcing bar, after bending the reinforcing bar for the first time, operation step motor 6 drives the 4 reversals of post of bending and drives bending dish 3 and the post of bending 4 resets, secondly the staff can operate PLC controller 2 and start servo motor 10 and make servo motor 10's drive shaft and lead screw 11 begin to rotate, lead screw 11 rotates and drives regulating block 8 and move forward, regulating block 8 can drive backup pad 12 and grip block 13 and move forward afterwards, the reinforcing bar moves under the centre gripping of grip block 13 and backup pad 12 this moment, make next department that need bend move to between two posts of bending 4, last staff can repeat above-mentioned step and bend the reinforcing bar for the second time, thereby the staff of being convenient for carries out bending many times to the reinforcing bar.

Refer to fig. 1, fig. 2, fig. 3 and fig. 4, the subassembly of bending still includes

mount

14, 14 fixed mounting of mount are at the top surface of regulating block 8, inside one side fixed mounting of mount 14 has electronic hydraulic stem 15, the telescopic link and the grip block 13 fixed mounting of electronic hydraulic stem 15, electronic

hydraulic stem

15 and 2 electric connection of PLC controller, grip block 13 through setting up, mount 14 and electronic hydraulic stem 15 use down mutually supporting, thereby the staff of being convenient for carries out the centre gripping restriction to the reinforcing bar.

Referring to fig. 1, fig. 2 and fig. 4, a limit ring 16 is fixedly sleeved on an outer circular wall surface of a drive shaft of a servo motor 10, a positioning column 17 is fixedly installed at one end of a screw rod 11, sliding grooves 18 are respectively formed in two sides of a support plate 12 and a clamping plate 13 which are close to each other, the sliding grooves 18 are T-shaped grooves, a sliding block 19 is movably sleeved inside the sliding grooves 18, the sliding block 19 is a T-shaped block, a wear-resistant plate 20 is fixedly installed on one side of the sliding block 19, two positioning holes 21 are formed in the top surface of a bending disc 3, inner circular wall surfaces of the positioning holes 21 are threaded, fixing holes 22 are formed in the top surface of the bending column 4, bolts 23 are movably sleeved on the inner circular wall surfaces of the fixing holes 22, the bolts 23 are in threaded connection with the positioning holes 21, through the sliding block 19, an operator can move the wear-resistant plate 20 upwards, the wear-resistant plate 20 can drive the sliding block 19 to move upwards, the sliding block 19 can move out the sliding groove 18, the sliding block 20 can be separated from the limitation of the sliding groove 18, the sliding block 19, the sliding block 20 can be separated from the limitation of the sliding groove 18, the sliding block 20, the sliding block 24, the electrical connection of the storage battery is electrically connected with a stepping motor 24, and the storage battery electrical connection control platform 24, and the electrical connection control device 24 of the storage battery electrical connection control platform 10, and the electrical connection control device 24, and the electrical connection of the electrical connection device 24.

The working principle is as follows: referring to fig. 1-4, through the adjusting block 8, when a worker needs to bend a steel bar, first, one end of the steel bar is placed between the supporting plate 12 and the clamping plate 13, and the other end of the steel bar is placed between the two bending posts 4, then, the worker operates the PLC controller 2 to start the electro-hydraulic rod 15, at this time, the electro-hydraulic rod 15 moves to drive the clamping plate 13 to be close to the surface of the steel bar, when the clamping plate 13 contacts with the surface of the steel bar, the steel bar is pushed to be close to the supporting plate 12, then, the supporting plate 12 and the clamping plate 13 clamp the steel bar, then, the worker operates the PLC controller 2 to start the stepping motor 6, at this time, the driving shaft of the stepping motor 6 rotates to drive the bending disk 3 to rotate, the bending disk 3 rotates to drive the two bending posts 4, when the bending posts 4 contact with the surface of the steel bar, pressure is applied to the steel bar, so as to achieve the effect of bending the steel bar bending, after the steel bar is bent for the first time, the worker operates the PLC controller 2 to drive the bending post 4 to rotate to drive the servo motor 10 and the servo motor 11 to move the supporting plate 13 and the supporting plate for the second time, so that the adjusting block 13 and the steel bar can move forward, and the servo motor for the second time, so that the adjusting block 13 can move forward, and the adjusting block for the steel bar can move forward, and clamp the working plate 13.

Through the arranged sliding block 19, the worker can move the wear-resisting plate 20 upwards, the wear-resisting plate 20 can drive the sliding block 19 to move upwards, the sliding block 19 can move the inside of the sliding groove 18 to move out, the wear-resisting plate 20 is separated from the limit of the sliding groove 18, and therefore the effect of disassembling the wear-resisting plate 20 is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A bar bender, comprising:

the device comprises a workbench (1), wherein a PLC (programmable logic controller) (2) is fixedly installed on the top surface of the workbench (1), a circular through hole is formed in the top surface of the workbench (1), and a bending disc (3) is movably sleeved on the inner circle wall surface of the circular through hole;

the subassembly of bending, the subassembly of bending sets up the bottom surface of workstation (1) is used for bending the reinforcing bar, the subassembly of bending includes: support frame (5), support frame (5) fixed mounting be in the bottom surface of workstation (1), the inside bottom surface fixed mounting of support frame (5) has step motor (6), step motor (6) with PLC controller (2) electric connection, the top surface of step motor (6) drive shaft with bending disk (3) fixed mounting, bending disk (3)'s top surface is provided with two posts (4) of bending, adjustment tank (7) have been seted up to the top surface of workstation (1), adjustment block (8) have been cup jointed in the inside activity of adjustment tank (7), screw hole (9) have been seted up to one side of adjustment block (8), the inside bottom surface fixed mounting of adjustment tank (7) has servo motor (10), servo motor (10) with PLC controller (2) electric connection, the one end fixed mounting of servo motor (10) drive shaft has lead screw (11), lead screw (11) with screw hole (9) threaded connection, the top surface fixed mounting of adjustment block (8) has backup pad (12), the top surface of adjustment block (8) is provided with grip block (13).

2. A bending machine for reinforcing bars according to claim 1, characterized in that said bending assembly further comprises:

mount (14), mount (14) fixed mounting be in the top surface of regulating block (8), the inside one side fixed mounting of mount (14) has electronic hydraulic stem (15), the telescopic link of electronic hydraulic stem (15) with grip block (13) fixed mounting, electronic hydraulic stem (15) with PLC controller (2) electric connection.

3. A bending machine for reinforcing bars according to claim 1, characterized in that: the outer circle wall surface of the driving shaft of the servo motor (10) is fixedly sleeved with a limiting ring (16), and one end of the screw rod (11) is fixedly provided with a positioning column (17).

4. A bending machine for reinforcing bars according to claim 1, characterized in that: the wear-resisting plate is characterized in that sliding grooves (18) are respectively formed in two sides, close to each other, of the supporting plate (12) and the clamping plate (13), sliding blocks (19) are movably sleeved in the sliding grooves (18), and wear-resisting plates (20) are fixedly mounted on one sides of the sliding blocks (19).

5. A bending machine for reinforcing bars according to claim 1, characterized in that: two positioning holes (21) are formed in the top surface of the bending disc (3), threads are formed in the inner circle wall surface of each positioning hole (21), fixing holes (22) are formed in the top surface of the bending column (4), bolts (23) are movably sleeved on the inner circle wall surface of each fixing hole (22), and the bolts (23) are in threaded connection with the positioning holes (21).

6. A bending machine for reinforcing bars according to claim 1, characterized in that: the top surface fixed mounting of workstation (1) has battery (24), battery (24) with PLC controller (2) electric connection, battery (24) with step motor (6) electric connection, battery (24) with servo motor (10) electric connection, battery (24) and electronic hydraulic stem (15) electric connection.