CN214639878U

CN214639878U - Steel bar bending device

Info

Publication number: CN214639878U
Application number: CN202023214218.7U
Authority: CN
Inventors: 冯大祥; 张明; 周征
Original assignee: Liaoning Hezheng Building Decoration Engineering Co Ltd
Current assignee: Liaoning Hezheng Building Decoration Engineering Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-09
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a steel bar bending device, which comprises a base, wherein a motor is fixedly arranged on the upper side wall of the base through a bracket, the lower side wall of a loop bar is bilaterally symmetrically and fixedly arranged on the upper side wall of the base through a first support rod, a first support plate is fixedly arranged on the upper side wall of the base, a fixed plate is fixedly arranged on the left side wall of the first support plate, the lower side wall of a connecting plate is fixedly connected with one end of a first spring, the other end of the first spring is fixedly connected with a movable plate, a second contact is fixedly arranged on the lower side wall of the movable plate, the movable plate is driven to move downwards through an operating rod, the first contact and the second contact are contacted after moving for a certain distance, so that a bending piece bends a steel bar, when the proper bending degree is reached, the operating rod is loosened to drive the movable plate to move by utilizing the elasticity of the first spring, so that the two contacts are separated, and the steel bar processing effect is improved, thereby improving the quality of the building.

Description

Steel bar bending device

Technical Field

The utility model relates to a construction technical field specifically is a reinforcing bar bending device.

Background

The building is an asset formed by a manual construction mode, belongs to the category of fixed assets, and comprises two categories of houses and structures, wherein each house is an engineering building for people to live, work, study, produce, manage, entertain, store articles and perform other social activities, the building is different from the building, each structure refers to an engineering building except the house, in the process of building construction, a steel bar is an indispensable component, when the steel bar is used, the steel bar needs to be bent in certain specific places, the manual bending mode not only increases the labor force of operators, but also has certain errors and influences the working efficiency, and therefore the steel bar bending device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reinforcing bar bending device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a steel bar bending device comprises a base, wherein a motor is fixedly installed on the upper side wall of the base through a support, the right side wall of an output shaft of the motor is fixedly connected with one end of a telescopic rod, the other end of the telescopic rod is fixedly connected with one end of a threaded rod, the other end of the threaded rod is fixedly provided with a sliding block, the outer side wall of the threaded rod is in threaded connection with a nut seat, the nut seat is fixedly installed on the left side wall of a sleeve rod, the threaded rod penetrates through the left side wall of the sleeve rod and extends to an inner cavity, the right side wall of the sliding block is fixedly connected with one end of a movable rod through a first connecting rod, the other end of the movable rod is fixedly provided with a bending piece, the movable rod penetrates through the right side wall of the sleeve rod and extends to the outside, the lower side wall of the sleeve rod is bilaterally symmetrical and is fixedly installed on the upper side wall of the base through a first supporting rod, and a first supporting plate is fixedly installed on the upper side wall of the base, the left side wall of the first supporting plate is fixedly provided with a fixed plate, the upper side wall of the fixed plate is fixedly provided with a first contact, the upper side wall of the first supporting plate is fixedly provided with a connecting plate, the lower side wall of the connecting plate is fixedly connected with one end of a first spring, the other end of the first spring is fixedly connected with a movable plate, the movable plate is slidably connected with the left side wall of the first supporting plate, the lower side wall of the movable plate is fixedly provided with a second contact, the first contact is electrically connected with an external power supply through a wire, the second contact is electrically connected with the input end of a motor through a wire, the left side wall of the movable plate is fixedly provided with an operating rod, the inner side wall of the loop bar is fixedly provided with a mounting plate, the right side wall of the mounting plate is fixedly connected with one end of a fourth spring, and the other end of the fourth spring is fixedly provided with a movable block, the movable block is fixedly installed on the upper side wall of the movable rod, and the upper side wall of the base is bilaterally connected with the first clamping plate and the second clamping plate in a sliding mode.

Preferably, the last lateral wall fixed mounting of base has the second backup pad, the fixed mounting of the left lateral wall longitudinal symmetry of second backup pad has the supporting shoe, the inside wall fixed mounting of supporting shoe has the fixed block, the through-hole has been seted up to the inner chamber of fixed block, the inside wall sliding connection of through-hole has the second connecting rod, the right side wall fixed mounting of second connecting rod has the limiting plate, the left side wall fixed mounting of second connecting rod has the second splint, the second connecting rod runs through in the left side wall of supporting shoe and extends to the outside, the second spring has been cup jointed to the lateral wall of second connecting rod, the one end fixed connection of second spring is at the inside wall of supporting shoe, the other end fixed connection of second spring is at the left side wall of fixed block.

Preferably, the last lateral wall fixed mounting of base has the fixing base, the right side wall fixedly connected with one end of third spring of fixing base, the first splint of other end fixedly connected with of third spring, the fixed mounting of symmetry has the planking around the right side wall of fixing base, the inside wall sliding connection of planking has the carriage, carriage fixed mounting is in the left side wall of second bracing piece, the fixed mounting of symmetry is in the left side wall of first splint around the second bracing piece, the second bracing piece runs through in the right side wall of planking and extends to the outside.

Preferably, a lamp holder is fixedly mounted on the upper side wall of the sleeve rod, and an illuminating lamp is connected to the inner side wall of the lamp holder in a threaded mode.

Preferably, the lower side wall of the base is uniformly and symmetrically provided with the supporting legs, and the lower side wall of each supporting leg is fixedly provided with the rubber pad.

Preferably, the opposite side walls of the second clamping plate and the first clamping plate are symmetrically and fixedly provided with the buffer blocks.

Preferably, the outer side wall of the operating rod is sleeved with a non-slip mat.

Preferably, the upper and lower both sides wall of head rod fixed mounting that all symmetries have the one end of mounting bracket, the other end fixed mounting of mounting bracket has the connecting axle, the lateral wall swing joint of connecting axle has the leading wheel, the inside wall at the loop bar is connected in the leading wheel sliding.

Preferably, a clamping groove is fixedly arranged on the inner side wall of the base.

Compared with the prior art, the beneficial effects of the utility model are that: a reinforcing steel bar bending device is characterized in that a reinforcing steel bar to be bent is placed in a clamping groove, an operating rod drives a movable plate to move downwards to enable the movable plate to approach a fixed plate, a motor is electrically connected with an external power supply through two contacts, an output shaft of the motor drives a telescopic rod to rotate, a bending piece bends the reinforcing steel bar, when the appropriate bending degree is achieved, the operating rod is loosened to drive the movable plate to move by utilizing the elasticity of a first spring, the two contacts are separated, the motor stops working, the reinforcing steel bar bending process is more convenient and convenient to operate, the bending angle can be better controlled, the working efficiency in the construction process is improved, the bending is carried out in an electric mode, the labor force of related personnel is reduced, the construction process is easier, the separation and combination of the two contacts are controlled through the operating rod, the bending accuracy can be improved, and the reinforcing steel bar processing effect is improved, and then improve the quality of building, at the in-process of bending, increase the buffer power of second splint through the second spring, improve the stability of support process, utilize the elasticity of third spring to fix the reinforcing bar, guarantee the stability of reinforcing bar, and then improved the effect of bending.

Drawings

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

Fig. 2 is a sectional view of the structure of the part of the sleeve of the present invention.

Fig. 3 is a top sectional view of the structure of the first clamping plate and the second clamping plate.

Fig. 4 is a schematic view of a part of the bending part of the present invention.

Description of reference numerals: 1. a base, 2, a loop bar, 3, a first clamping plate, 4, a second clamping plate, 5, a supporting block, 6, a threaded rod, 7, a bending piece, 8, a fixed seat, 9, a motor, 10, a clamping groove, 11, a telescopic rod, 12, a lamp holder, 13, a lighting lamp, 14, a second supporting plate, 15, a first contact, 16, a fixed plate, 17, a movable plate, 18, a second contact, 19, a first supporting plate, 20, a connecting plate, 21, a first spring, 22, an operating rod, 23, a bracket, 24, a supporting leg, 25, a first supporting rod, 26, a rubber pad, 27, a nut seat, 28, a first connecting rod, 29, a sliding block, 30, a connecting shaft, 31, a guide wheel, 32, a mounting frame, 33, a movable rod, 34, a third spring, 35, an outer plate, 36, a sliding frame, 37, a second supporting rod, 38, a second connecting rod, 39, an anti-skid pad, 40, a through hole, 41, a buffer block, 42, a second spring, 43. fixed block, 44, limiting plate, 45, mounting panel, 46, movable block, 47, fourth spring.

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 to 4, the present invention provides a technical solution: a steel bar bending device comprises a base 1, a motor 9 is fixedly installed on the upper side wall of the base 1 through a support 23, the motor 9 adopts a forward and reverse rotating motor, the motor 9 is a high-power driver, when the rotation of an output shaft of the motor 9 is ensured, a threaded rod 6 can be more easily driven to rotate, the threaded rod 6 can easily penetrate through a nut seat 27, the operation process is convenient, the output shaft of the motor 9 is fixedly connected with an expansion rod 11 through a fixing part, the right side wall of the output shaft of the motor 9 is fixedly connected with one end of the expansion rod 11, the other end of the expansion rod 11 is fixedly connected with one end of the threaded rod 6, the other end of the threaded rod 6 is fixedly provided with a sliding block 29, the sliding block 29 is attached to and slides on the inner wall of a sleeve rod 2, the outer side wall of the threaded rod 6 is in threaded connection with the nut seat 27, the nut seat 27 is fixedly installed on the left side wall of the sleeve rod 2, and the sleeve rod 2 is fixedly installed through a movable plate body, the threaded rod 6 penetrates through the left side wall of the sleeve rod 2 and extends to the inner cavity, the threaded rod 6 penetrates through the left side surface of the sleeve rod 2 and extends to the inside of the sleeve rod 2, the threaded rod 6 rotates in the through hole, the threaded rod 6 can stably enter the inside of the sleeve rod 2 through the nut seat 27 on the left side of the sleeve rod 2, the right side wall of the sliding block 29 is fixedly connected with one end of a movable rod 33 through a first connecting rod 28, the other end of the movable rod 33 is fixedly provided with a bending piece 7, the movable rod 33 penetrates through the right side wall of the sleeve rod 2 and extends to the outside, the movable rod 33 slides in the through hole, the lower side wall of the sleeve rod 2 is fixedly arranged on the upper side wall of the base 1 through a first supporting rod 25 in a bilateral symmetry manner, a first supporting plate 19 is fixedly arranged on the upper side wall of the base 1, a fixing plate 16 is fixedly arranged on the left side wall of the first supporting plate 19, the upper surface of the base 1 is positioned on the left side of the bracket 23, a first contact 15 is fixedly mounted on the upper side wall of the fixed plate 16, a connecting plate 20 is fixedly mounted on the upper side wall of the first support plate 19, one end of a first spring 21 is fixedly connected to the lower side wall of the connecting plate 20, a movable plate 17 is fixedly connected to the other end of the first spring 21, the movable plate 17 is slidably connected to the left side wall of the first support plate 19, a second contact 18 is fixedly mounted on the lower side wall of the movable plate 17, the movable plate 18 slides on the left side surface of the first support plate 19, the positions of the movable plate 18 and the connecting plate 20 ensure that the first contact 15 and the second contact 18 are on the same vertical line, so that the second contact 18 can be contacted with the first contact 15 after moving for a certain distance, the first contact 15 is electrically connected with an external power supply through a wire, the second contact 18 is electrically connected with the input end of the motor 9 through a wire, and the first contact 15 and the second contact 18 are both made of metal conductive materials, the motor 9 is connected with an external power supply for use through two contacts, the left side wall of the movable plate 17 is fixedly provided with the operating rod 22, the inner side wall of the loop bar 2 is fixedly provided with the mounting plate 45, the right side wall of the mounting plate 45 is fixedly connected with one end of a fourth spring 47, the other end of the fourth spring 47 is fixedly provided with a movable block 46, the movable block 46 is fixedly arranged on the upper side wall of the movable rod 33, the upper side wall of the base 1 is in bilateral symmetry and is in sliding connection with the first clamping plate 3 and the second clamping plate 4, in the operation process, a steel bar to be bent is placed in the clamping groove 10 and is supported through the two second clamping plates 4, then the third spring 34 is utilized to drive the first clamping plate 3 to fix the steel bar, the movable plate 17 is driven to move downwards through the operating rod 22, so that the movable plate 17 is close to the fixed plate 16, and the first contact 15 and the second contact 18 are contacted after moving for a certain distance, at the moment, the first spring 21 is stretched to open and generate elasticity, the motor 9 is electrically connected with an external power supply through two contacts, the telescopic rod 11 is driven to rotate through an output shaft of the motor 9, the threaded rod 6 is driven to rotate through the telescopic rod 11, the threaded rod 6 drives the sliding block 29 to move towards the right side in the sleeve rod 2 through the nut seat 27 fixed on the left side of the sleeve rod 2, the bending piece 7 is driven to move through the movable rod 33, the bending piece 7 is bent to the steel bar, when the proper bending degree is reached, the operating rod 22 is loosened to drive the movable plate 17 to move through the elasticity of the first spring 21, so that the two contacts are separated, the motor 9 stops working, the bending piece 7 stops moving, the steel bar bending process is more convenient, the operation is convenient, the bending angle can be better controlled, the working efficiency of the construction process is improved, and the bending is carried out in an electric mode, reduce relevant personnel's labour, make the work progress lighter, through the deciliter of two contacts of operating lever 22 control, can improve the degree of accuracy of bending, improve the effect that the reinforcing bar was handled, and then improve the quality of building, after the operation of bending, steering to of adjustment motor 9 makes threaded rod 6 remove to the left side, later utilizes fourth spring 47 to drive movable rod 33 and removes, make 7 of bending get back to initial position, convenient reuse.

Specifically, a second supporting plate 14 is fixedly installed on the upper side wall of the base 1, the second supporting plate 14 is located on the right side of the upper surface of the base 1, supporting blocks 5 are fixedly installed on the left side wall of the second supporting plate 14 in a vertically symmetrical manner, a fixing block 43 is fixedly installed on the inner side wall of each supporting block 5, the supporting blocks 5 are formed by fixedly installing plate bodies, a through hole 40 is formed in the inner cavity of each fixing block 43, a second connecting rod 38 is slidably connected to the inner side wall of the through hole 40, a limiting plate 44 is fixedly installed on the right side wall of the second connecting rod 38, a second clamping plate 4 is fixedly installed on the left side wall of the second connecting rod 38, the second connecting rod 38 penetrates through the left side wall of the supporting block 5 and extends to the outside, the second connecting rod 38 simultaneously slides in the through hole and the through hole 40, the shape of the limiting plate 44 is larger than the diameter of the through hole 40, the second connecting rod 38 is prevented from sliding into the left side of the through hole 40, the two second clamping plates 4 are arc-shaped plates, corresponding with the reinforcing bar shape, second spring 42 has been cup jointed to the lateral wall of second connecting rod 38, the one end fixed connection of second spring 42 is at the inside wall of supporting shoe 5, the other end fixed connection of second spring 42 is at the left side wall of fixed block 43, at the in-process that the reinforcing bar was placed, improve the stability of reinforcing bar through two second splint 4, guarantee the effect of bending, at the in-process of bending, increase the buffer power of second splint 4 through second spring 42, improve the stability of support process, and then the effect of bending has been improved.

Specifically, a fixed seat 8 is fixedly installed on the upper side wall of the base 1, one end of a third spring 34 is fixedly connected to the right side wall of the fixed seat 8, the other end of the third spring 34 is fixedly connected with a first clamping plate 3, the position of the fixed seat 8 ensures that the first clamping plate 3 and the second clamping plate 4 are located at corresponding positions, the first clamping plate 3 is an arc-shaped plate body, the outer plate 35 is fixedly installed on the right side wall of the fixed seat 8 in a front-back symmetrical manner, the outer plate 35 is formed by fixedly connecting plate bodies, a sliding frame 36 is connected to the inner side wall of the outer plate 35 in a sliding manner, the sliding frame 36 comprises a supporting frame and a pulley, the pulley rotates on the outer surface of the central shaft by arranging the central shaft in the supporting frame, the sliding frame 36 is fixedly installed on the left side wall of a second supporting rod 37, the second supporting rod 37 is fixedly installed on the left side wall of the first clamping plate 3 in a front-back symmetrical manner, and the second supporting rod 37 penetrates through the right side wall of the outer plate 35 and extends to the outside, second bracing piece 37 slides in the through hole, when bending the reinforcing bar, move first splint 3 to the left side, make the compression of third spring 34 produce elasticity, then place the reinforcing bar between two splint, after the department of will bending aligns the piece 7 of bending, utilize the elasticity of third spring 34 to fix the reinforcing bar, guarantee the stability of reinforcing bar, improve the effect of bending, can fix the not reinforcing bar of equidimension through the stretching of third day 34, make the suitability of device more extensive.

Particularly, the last lateral wall fixed mounting of loop bar 2 has lamp stand 12, and the inside wall threaded connection of lamp stand 12 has light 13, and light 13 and lamp stand 12 pass through the wire electricity to be connected, and lamp stand 12 passes through the wire to be connected with external power source electricity, and is bad through light 13 in lighting conditions, operation that can be more convenient, when light 13 damages, changes through the screw thread.

Specifically, the landing legs 24 are uniformly and symmetrically fixedly mounted on the lower side wall of the base 1, the rubber pads 26 are fixedly mounted on the lower side wall of the landing legs 24, friction force between the landing legs 24 and the ground is increased through the rubber pads 26, and stability of the device is guaranteed.

Particularly, the fixed mounting that the relative lateral wall of second splint 4 and first splint 3 is all symmetrical has buffer block 41, and the even setting of a plurality of buffer blocks 41 is at the internal surface of three splint, protects the reinforcing bar at the in-process of centre gripping, prevents that the reinforcing bar surface from receiving the damage.

Specifically, the outer side wall of the operating rod 22 is sleeved with the anti-slip pad 39, friction force is increased through the anti-slip pad 39, the operating rod 22 is prevented from being separated from a hand in the operating process, and the safety of the operating process is improved.

Particularly, the fixed mounting of the equal symmetry of the upper and lower both sides wall of head rod 28 has the one end of mounting bracket 32, and the other end fixed mounting of mounting bracket 32 has connecting axle 30, and the lateral wall swing joint of connecting axle 30 has leading wheel 31, and leading wheel 31 sliding connection improves the stability of the slip process of movable rod 33 through two leading wheels 31 at the inside wall of loop bar 2 to the stability of the piece 7 of bending has been improved, the effect of bending is improved.

Particularly, base 1's inside wall fixed mounting has draw-in groove 10, and draw-in groove 10 is the pipe fitting shape, and the center is logical groove from top to bottom, guarantees that the reinforcing bar can pass, with the fixed inside of embedding base 1 of draw-in groove 10 and lie in the position between two splint, passes the reinforcing bar then utilizes splint fixed for operation process is more convenient.

The working principle is as follows: during operation, a steel bar to be bent passes through the inside of the clamping groove 10, the first clamping plate 3 is moved to the left side, the third spring 34 is compressed to generate elastic force, after the bent part is aligned to the bent part 7, the steel bar is fixed by the elastic force of the third spring 34, the two second clamping plates 4 are used for supporting, the movable plate 17 is driven by the operating rod 22 to move downwards, the movable plate 17 approaches the fixed plate 16, the first contact 15 and the second contact 18 are contacted after moving for a certain distance, at the moment, the first spring 21 is stretched to be opened and generate elastic force, the motor 9 is electrically connected with an external power supply through the two contacts, the telescopic rod 11 is driven by the output shaft of the motor 9 to rotate, the threaded rod 6 is driven by the telescopic rod 11 to rotate, the nut seat 27 fixed to the left side of the loop bar 2 is used for driving the sliding block 29 to move to the right side in the loop bar 2 by the threaded rod 6, drive piece 7 through movable rod 33 and remove, make piece 7 of buckling bend the reinforcing bar, when reaching suitable camber, loosen action bars 22 and utilize the elasticity of first spring 21 to drive fly leaf 17 and remove, make two contact separation, motor 9 stop work, then adjust the turning to of motor 9 output shaft, drive fly leaf 17 through action bars 22 and remove, make motor 9 circular telegram, drive threaded rod 6 reverse rotation through the output shaft of motor 9, when moving suitable position, loosen action bars 22, motor 9 stall, utilize the elasticity of fourth spring 47 to drive movable block 46 and remove, drive movable rod 33 through movable block 46 and remove, make piece 7 of bending get back to initial position, convenient reuse.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a reinforcing bar bending device, includes base (1), its characterized in that: the utility model discloses a telescopic handle, including base (1), motor (9), threaded rod (6), nut seat (27), threaded rod (6), support (23), motor (9), the right side wall fixedly connected with telescopic link (11) of motor (9) output shaft, the one end of the other end fixedly connected with threaded rod (6) of telescopic link (11), the other end fixedly connected with slider (29) of threaded rod (6), the lateral wall threaded connection of threaded rod (6) has nut seat (27), nut seat (27) fixed mounting is at the left side wall of loop bar (2), threaded rod (6) run through in the left side wall of loop bar (2) and extend to the inner chamber, the right side wall of slider (29) is through the one end of first connecting rod (28) fixedly connected with movable rod (33), the other end fixed mounting of movable rod (33) has piece (7) of bending, movable rod (33) run through in the right side wall of loop bar (2) and extend to the outside, the lower side wall bilateral symmetry of loop bar (2) is through first bracing piece (25) fixed mounting at the last lateral wall of base (1), the last lateral wall fixed mounting of base (1) has first backup pad (19), the left side wall fixed mounting of first backup pad (19) has fixed plate (16), the last lateral wall fixed mounting of fixed plate (16) has first contact (15), the last lateral wall fixed mounting of first backup pad (19) has connecting plate (20), the lower lateral wall fixed connection of connecting plate (20) has the one end of first spring (21), the other end fixedly connected with fly leaf (17) of first spring (21), fly leaf (17) sliding connection is at the left side wall of first backup pad (19), the lower lateral wall fixed mounting of fly leaf (17) has second contact (18), first contact (15) pass through wire and external power source electric connection, second contact (18) are through the input electric connection of wire and motor (9), the left side wall fixed mounting of fly leaf (17) has action bars (22), the inside wall fixed mounting of loop bar (2) has mounting panel (45), the one end of the right side wall fixedly connected with fourth spring (47) of mounting panel (45), the other end fixed mounting of fourth spring (47) has movable block (46), movable block (46) fixed mounting is at the last lateral wall of movable rod (33), the first splint of sliding connection (3) and second splint (4) of the last lateral wall bilateral symmetry of base (1).

2. The reinforcing bar bending device according to claim 1, wherein: the upper side wall of the base (1) is fixedly provided with a second supporting plate (14), the left side wall of the second supporting plate (14) is vertically and symmetrically fixedly provided with supporting blocks (5), the inner side wall of each supporting block (5) is fixedly provided with a fixing block (43), the inner cavity of each fixing block (43) is provided with a through hole (40), the inner side wall of each through hole (40) is connected with a second connecting rod (38) in a sliding manner, the right side wall of each second connecting rod (38) is fixedly provided with a limiting plate (44), the left side wall of each second connecting rod (38) is fixedly provided with a second clamping plate (4), each second connecting rod (38) penetrates through the left side wall of each supporting block (5) and extends to the outside, the outer side wall of each second connecting rod (38) is sleeved with a second spring (42), and one end of each second spring (42) is fixedly connected to the inner side wall of each supporting block (5), the other end of the second spring (42) is fixedly connected to the left side wall of the fixed block (43).

3. The reinforcing bar bending device according to claim 1, wherein: the utility model discloses a fixed mounting of base (1) has fixing base (8), the one end of the right side wall fixedly connected with third spring (34) of fixing base (8), the first splint (3) of the other end fixedly connected with of third spring (34), the fixed mounting of symmetry has planking (35) around the right side wall of fixing base (8), the inside wall sliding connection of planking (35) has carriage (36), carriage (36) fixed mounting is at the left side wall of second bracing piece (37), the fixed mounting of symmetry is at the left side wall of first splint (3) around second bracing piece (37), second bracing piece (37) run through in the right side wall of planking (35) and extend to the outside.

4. The reinforcing bar bending device according to claim 1, wherein: the lamp holder (12) is fixedly installed on the upper side wall of the sleeve rod (2), and an illuminating lamp (13) is connected to the inner side wall of the lamp holder (12) in a threaded mode.

5. The reinforcing bar bending device according to claim 1, wherein: the even symmetrical fixed mounting of lower lateral wall of base (1) has landing leg (24), the lower lateral wall fixed mounting of landing leg (24) has rubber pad (26).

6. A rebar bending device according to claim 2, wherein: and buffer blocks (41) are symmetrically and fixedly arranged on the opposite side walls of the second clamping plate (4) and the first clamping plate (3).

7. The reinforcing bar bending device according to claim 1, wherein: and the outer side wall of the operating rod (22) is sleeved with an anti-slip pad (39).

8. The reinforcing bar bending device according to claim 1, wherein: the fixed mounting of the equal symmetry of upper and lower both sides wall of head rod (28) has the one end of mounting bracket (32), the other end fixed mounting of mounting bracket (32) has connecting axle (30), the lateral wall swing joint of connecting axle (30) has leading wheel (31), leading wheel (31) sliding connection is at the inside wall of loop bar (2).

9. The reinforcing bar bending device according to claim 1, wherein: the inner side wall of the base (1) is fixedly provided with a clamping groove (10).