CN213317360U

CN213317360U - Reinforcing steel bar bending device

Info

Publication number: CN213317360U
Application number: CN202021911240.4U
Authority: CN
Inventors: 陈浩; 廖道衡; 彭可超
Original assignee: Shaoguan Xinchengxing Construction Engineering Co ltd
Current assignee: Shaoguan Xinchengxing Construction Engineering Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-01
Anticipated expiration: 2030-09-04

Abstract

The application relates to a reinforcing steel bar bending device which comprises an installation platform, a fixing mechanism arranged on the installation platform and a bending mechanism arranged on the installation platform; the bending mechanism comprises a positioning column vertically and fixedly arranged on the mounting table, a rotating shaft arranged on the mounting table, a first connecting rod fixedly arranged at one end of the rotating shaft far away from the mounting table, a bending column vertically and fixedly arranged at one end of the first connecting rod far away from the rotating shaft, and a transmission assembly fixedly arranged on the mounting table; the transmission assembly comprises a driven gear fixedly arranged at one end of the rotating shaft, which is far away from the mounting table, a driving gear meshed with the driven gear, a transmission shaft fixedly arranged at one end of the rotating shaft, which is far away from the mounting table, and a rocking handle fixedly arranged on the transmission shaft; the transmission ratio of the driving gear to the driven gear is smaller than one, one end of the transmission shaft vertically penetrates through the mounting table, the transmission shaft is rotatably connected with the mounting table, one end of the transmission shaft is fixedly arranged on the driving gear, and the rocking handle is fixedly arranged at one end, far away from the driving gear, of the transmission shaft. This application has the effect of conveniently buckling the reinforcing bar at the job site.

Description

Reinforcing steel bar bending device

Technical Field

The application relates to the field of construction machinery equipment, in particular to a reinforcing steel bar bending device.

Background

The reinforcing steel bar is steel for reinforced concrete and prestressed reinforced concrete. With the use of a large amount of reinforced concrete, the bending use of the steel bars at various angles is increased day by day, and along with the development of the process, a hydraulic steel bar bending machine and a digital steel bar bending machine are developed, and although the bending machines have the functions of straightening, bending and automatic cutting into a whole and have good simple bending performance, the bending machines are difficult to place in small building fields with narrow fields, and the hydraulic steel bar bending machine and the digital steel bar bending machine have high cost.

In view of the above-mentioned related technologies, the applicant believes that the existing steel bar bending equipment has the defect that the steel bar is not easy to bend on the construction site.

SUMMERY OF THE UTILITY MODEL

In order to improve the defect that current reinforcing bar equipment of buckling has the job site to buckle the reinforcing bar again of being difficult for, this application provides a reinforcing bar device of buckling.

The application provides a reinforcing bar device of buckling adopts following technical scheme:

a reinforcing steel bar bending device comprises an installation platform, a fixing mechanism arranged on the installation platform and a bending mechanism arranged on the installation platform; the bending mechanism comprises a positioning column vertically and fixedly arranged on the mounting table, a rotating shaft rotatably connected to the mounting table, a first connecting rod fixedly arranged at one end of the rotating shaft far away from the mounting table, a bending column vertically and fixedly arranged at one end of the first connecting rod far away from the rotating shaft, and a transmission assembly arranged on the mounting table; the transmission assembly comprises a driven gear fixedly arranged at one end of the rotating shaft, which is far away from the mounting table, a driving gear meshed with the driven gear, a transmission shaft fixedly arranged at one end of the rotating shaft, which is far away from the mounting table, and a rocking handle fixedly arranged on the transmission shaft; the transmission ratio of the driving gear to the driven gear is smaller than one, one end of the transmission shaft vertically penetrates through the workbench, the transmission shaft is rotatably connected with the mounting table, one end of the transmission shaft is fixedly arranged on the driving gear, and the rocking handle is fixedly arranged at one end, far away from the driving gear, of the transmission shaft.

By adopting the technical scheme, when the reinforcing steel bar is bent, a worker firstly fixes the reinforcing steel bar in the fixing mechanism, so that one side of the reinforcing steel bar is abutted against the positioning column, then the rocking handle is rotated to drive the transmission shaft to rotate, the transmission shaft transmits force to the driving gear, the driving gear transmits the force to the driven gear, the driven gear drives the rotating shaft to rotate, the rotating shaft drives the first connecting rod and the bending column to rotate, the bending column is abutted against one side of the reinforcing steel bar far away from the positioning column, and the reinforcing steel bar is bent when the bending column continues to move upwards because the positioning column and the bending column are not on the same vertical plane; the rocking handle, the transmission shaft and the driving gear fixedly arranged on the transmission shaft form a labor-saving lever, and the transmission ratio of the driving gear to the driven gear is less than one, so that the rocking handle belongs to a labor-saving device, a labor-saving effect is achieved when workers work, and the steel bar is convenient to bend on a construction site.

Preferably, the rocking handle includes that one end sets firmly the second connecting rod in the transmission shaft and keeps away from the one end of driving gear, the second connecting rod is parallel with the mount table, the one end that the transmission shaft was kept away from to the second connecting rod is provided with the handle perpendicularly, the handle rotates with the second connecting rod to be connected.

Through adopting above-mentioned technical scheme, the staff is handed the handle and is rotated and drive the rotation of second connecting rod, has made things convenient for staff's operation.

Preferably, all be provided with the bearing between second connecting rod and the handle, between transmission shaft and the mount table, between rotation axis and the mount table, the handle passes through the bearing and is connected with the second connecting rod rotation, the transmission shaft passes through the bearing and is connected with the mount table rotation, the rotation axis passes through the bearing and is connected with the mount table rotation.

Through adopting above-mentioned technical scheme, bearing rotation slip frictional force is little, and the power of loss is little during the rotation, rotates more easily.

Preferably, the fixing mechanism comprises a first clamping block fixedly arranged on the installation table, a second clamping block is arranged below the first clamping block, the first clamping block and the second clamping block are parallel and arranged at intervals, the second clamping block is connected with the installation table in a sliding mode, and a fastening assembly used for enabling the second clamping block to slide is arranged between the first clamping block and the second clamping block.

Through adopting above-mentioned technical scheme, put the reinforcing bar between first grip block and the second grip block earlier, the rethread adjusts fastening component and makes the second grip block remove to first grip block, presss from both sides the reinforcing bar tightly.

Preferably, a sliding block is fixedly arranged on the side face, close to the mounting table, of the second clamping block, a guide groove is formed in the side face, close to the second clamping block, of the mounting table, and the sliding block is connected with the guide groove in a sliding mode.

Through adopting above-mentioned technical scheme, slider and guide slot sliding connection, frictional force is little when the slider slides, and guide slot and slider still play limiting displacement to the second grip block.

Preferably, the cross section of the sliding block is arranged in a dovetail shape, and the cross section of the guide groove is arranged in a dovetail shape.

Through adopting above-mentioned technical scheme, the slider is difficult for droing in following the guide slot, the effectual gliding stability of slider on the guide slot that has increased.

Preferably, the fastening assembly comprises a fastening nut, one end of the fastening nut is fixedly arranged on the first clamping block, the fastening bolt is in threaded connection with the fastening nut, and the fastening nut abuts against the side wall, far away from the first clamping block, of the second clamping block.

Through adopting above-mentioned technical scheme, rotate fastening nut, fastening nut slides on fastening screw, and fastening nut promotes the upward motion of second grip block, presss from both sides the reinforcing bar tightly, and fastening nut and fastening bolt cooperation simple structure.

Preferably, the number of the fastening assemblies is two, and the two fastening assemblies are respectively located at two ends of the first clamping block in the length direction.

Through adopting above-mentioned technical scheme, effectual fixed establishment's clamp force that has increased.

Preferably, the side surface of the first clamping block, which is close to the second clamping block, is provided with anti-slip stripes, and the side surface of the second clamping block, which is close to the first clamping block, is provided with anti-slip stripes.

Through adopting above-mentioned technical scheme, prevent the reinforcing bar slippage, the effectual stability that has increased the reinforcing bar and fix on fixed establishment.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the working personnel firstly put the reinforcing steel bar into the fixing mechanism to fix the reinforcing steel bar, the working personnel hold the handle to rotate the second connecting rod, force is transmitted to the driving gear through the transmission shaft, the driving gear drives the driven gear to rotate, the rotating shaft rotates, the rotating shaft drives the first connecting rod and the bending column to rotate upwards, the bending column is abutted against the reinforcing steel bar and moves upwards, and the reinforcing steel bar is bent; the driving gear and the driven gear have the effects of speed reduction and labor saving, and the steel bar is convenient to bend on the construction site;

2. the cross sections of the sliding block and the sliding groove are arranged in a dovetail shape, so that the sliding block is prevented from falling out of the guide groove, and the sliding stability of the second fixed block on the workbench is effectively improved;

3. the rotation connection is realized through bearing connection, the friction force received by the bearing during rotation is small, and the loss of force in the transmission process is effectively reduced.

Drawings

Fig. 1 is a schematic structural view of the bar bending tool in this embodiment.

Fig. 2 is a partial view showing the structure of the fixing mechanism.

Fig. 3 is a partial view showing the structure of the bending mechanism.

FIG. 4 is a schematic diagram showing the position of the rocking handle in the bending mechanism.

Fig. 5 is a partial sectional view showing the bending mechanism.

Description of reference numerals: 1. an installation table; 11. a work table; 111. a guide groove; 113. a limiting block; 12. a support plate; 13. a support leg; 2. a fixing mechanism; 21. a first clamping block; 22. a second clamping block; 221. a slider; 222. fastening through holes; 23. anti-skid stripes; 24. a fastening assembly; 241. fastening a bolt; 242. fastening a nut; 3. a bending mechanism; 31. a positioning column; 32. a rotating shaft; 33. a first link; 34. bending the column; 35. a transmission assembly; 351. a driven gear; 352. a driving gear; 353. a drive shaft; 36. a rocking handle; 361. a second link; 362. a handle; 4. and a bearing.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses reinforcing bar device of buckling. Referring to fig. 1, the reinforcing steel bar bending tool comprises an installation table 1, a fixing mechanism 2 arranged on the installation table 1, and a bending mechanism 3 arranged on the installation table 1, wherein the bending mechanism 3 is positioned on one side of the fixing mechanism 2; the fixing mechanism 2 is used for fixing the steel bars, and the bending mechanism 3 is used for bending the steel bars fixed by the fixing mechanism 2.

Referring to fig. 1, the mounting table 1 includes a workbench 11 for mounting parts and a support plate 12 for mounting the workbench 11, the workbench 11 is rectangular, the support plate 12 is rectangular, the workbench 11 is vertically fixed on the top surface of the support plate 12, and the workbench 11 is arranged along the length direction of the support plate 12; four end corners of the side surface of the support plate 12 far away from the workbench 11 are respectively fixedly provided with a support leg 13.

Referring to fig. 2, the fixing mechanism 2 includes a first clamping block 21 fixed on the side surface of the worktable 11, a second clamping block 22 is disposed below the first clamping block 21, and the first clamping block 21 and the second clamping block 22 are parallel to each other and are disposed at an interval; the first clamping block 21 and the second clamping block 22 are both rectangular; the two sliding blocks 221 are arranged on the side face, close to the workbench 11, of the second clamping block 22, the cross sections of the sliding blocks 221 are arranged in a dovetail shape, a guide groove 111 matched with the sliding blocks 221 is formed in the side face, close to the second clamping block 22, of the workbench 11, and the sliding blocks 221 are connected with the guide groove 111 in a sliding mode; the second clamping block 22 is slidably connected to the working table 11 through the sliding block 221 and the guide grooves 111, and the two guide grooves 111 are provided with a limiting block 112 at one end close to the supporting plate 12.

Referring to fig. 2, two fastening assemblies 24 for sliding the second clamping block 22 are disposed between the first clamping block 21 and the second clamping block 22, and the two fastening assemblies 24 are respectively located at two ends of the first clamping block 21 in the length direction; the fastening assembly 24 includes a fastening bolt 241 with one end fixedly disposed on the first clamping member, two fastening through holes 222 are disposed on the second clamping block 22, one end of the fastening bolt 241, which is far away from the first clamping block 21, penetrates through the fastening through hole 222, and a fastening nut 242 is disposed at one end of the fastening bolt 241, which penetrates through the fastening through hole 222, the fastening nut 242 is located outside a gap formed by the first clamping block 21 and the second clamping block 22, and one end of the fastening nut 242, which is close to the second clamping block 22, abuts against the second clamping block 22, and by rotating the fastening nut 242, the fastening nut 242 slides on the fastening bolt 241, the fastening nut 242 pushes the second clamping block 22 to move upward, so as to adjust a distance between the first clamping block 21 and the second clamping block 22, and clamp the steel bar.

Referring to fig. 3 and 4, the bending mechanism 3 includes a positioning column 31 vertically fixed on a side surface of the working table 11, when the steel bar is fixed in the fixing device 2, a side surface of the steel bar close to the first clamping block 21 abuts against the positioning column 31, a rotating shaft 32 is arranged right below the positioning column 31, the rotating shaft 32 is rotatably connected to the working table 11, the positioning column 31 is parallel to an axis of the rotating shaft 32 and spaced from the axis of the rotating shaft 31, a first connecting rod 33 is vertically fixed on one end of the rotating shaft 32 far from the working table 11, a bending column 34 for applying force to the steel bar to bend the steel bar is vertically fixed on one end of the first connecting rod 33 far from the rotating shaft 32, and the bending column 34 is fixed on a side surface of the first.

Referring to fig. 3 and 4, the bending mechanism 3 includes a transmission assembly 35, the transmission assembly 35 includes a driven gear 351 fixedly disposed on the rotating shaft 32, a driving gear 352 is disposed below the driven gear 351, the driven gear 351 is engaged with the driving gear 352, and a transmission ratio between the driving gear 352 and the driven gear 351 is less than one; a transmission shaft 353 is arranged right below the rotating shaft 32, one end of the transmission shaft 353 is fixedly arranged on the driving gear 352, one end of the transmission shaft 353, which is far away from the driving gear 352, penetrates through the workbench 11, and the transmission shaft 353 is rotatably connected with the workbench 11; the rocking handle 36 is arranged at one end, far away from the driving gear 352, of the transmission shaft 353, the rocking handle 36 comprises a second connecting rod 361, one end of the second connecting rod 361 is vertically and fixedly arranged at one end, far away from the driving gear 352, of the transmission shaft 353, a handle 362 is vertically arranged at one end, far away from the transmission shaft 353, of the second connecting rod 361, the handle 362 is located on one side, far away from the workbench 11, of the second connecting rod 361, and the handle 362 is rotatably connected with the second connecting rod 361.

Referring to fig. 3 and 5, bearings 4 are disposed between the rotating shaft 32 and the mounting table 1, between the transmission shaft 353 and the mounting table 1, and between the second link 361 and the handle 362, the rotating shaft 32 is rotatably connected to the mounting table 1 through the bearing 4, the transmission shaft 353 is rotatably connected to the mounting table 1 through the bearing 4, and the handle 362 is rotatably connected to the second link 361 through the bearing 4.

The implementation principle of the reinforcing bar device of buckling of this application embodiment is: when the steel bar needs to be bent, a worker firstly puts the steel bar on the second clamping block 22, then rotates the fastening nut 242, the fastening nut 242 slides on the fastening bolt 241, the fastening nut 242 pushes the second clamping block 22 to slide upwards to clamp the steel bar, the worker holds the handle 362 to rotate the second connecting rod 361, force is transmitted to the driving gear 352 through the transmission shaft 353, the driving gear 352 drives the driven gear 351 to rotate, the rotating shaft 32 rotates, the rotating shaft 32 drives the first connecting rod 33 and the bending column 34 to rotate upwards, the transmission gear assembly has the effects of speed reduction and labor saving, the bending column 34 abuts against the steel bar and the bending column 34 moves upwards to bend the steel bar; the steel bar can be conveniently bent on the construction site.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a reinforcing bar device of buckling which characterized in that: the reinforcing steel bar bending tool comprises an installation platform (1), a fixing mechanism (2) arranged on the installation platform (1), and a bending mechanism (3) arranged on the installation platform (1); the bending mechanism (3) comprises a positioning column (31) vertically and fixedly arranged on the mounting table (1), a rotating shaft (32) rotatably connected to the mounting table (1), a first connecting rod (33) fixedly arranged at one end, far away from the mounting table (1), of the rotating shaft (32), a bending column (34) vertically and fixedly arranged at one end, far away from the rotating shaft (32), of the first connecting rod (33), and a transmission assembly (35) fixedly arranged on the mounting table (1); the transmission assembly (35) comprises a driven gear (351) fixedly arranged at one end of the rotating shaft (32) far away from the mounting table (1), a driving gear (352) meshed with the driven gear (351), a transmission shaft (353) fixedly arranged at one end of the rotating shaft (32) far away from the mounting table (1), and a rocking handle (36) fixedly arranged on the transmission shaft (353); the transmission ratio of the driving gear (352) to the driven gear (351) is smaller than one, one end of the transmission shaft (353) vertically penetrates through the mounting table (1), the transmission shaft (353) is rotatably connected with the mounting table (1), one end of the transmission shaft (353) is fixedly arranged on the driving gear (352), and the rocking handle (36) is fixedly arranged at one end, far away from the driving gear (352), of the transmission shaft (353).

2. A bar bending apparatus according to claim 1, wherein: the rocking handle (36) includes that one end sets firmly second connecting rod (361) in transmission shaft (353) keep away from the one end of driving gear (352), second connecting rod (361) are parallel with mount table (1), the one end that transmission shaft (353) were kept away from in second connecting rod (361) is provided with handle (362) perpendicularly, handle (362) and second connecting rod (361) rotate and are connected.

3. A bar bending apparatus according to claim 2, wherein: all be provided with bearing (4) between second connecting rod (361) and handle (362), between transmission shaft (353) and mount table (1), between rotation axis (32) and mount table (1), handle (362) are passed through bearing (4) and are rotated with second connecting rod (361) and are connected, transmission shaft (353) are passed through bearing (4) and are rotated with mount table (1) and be connected, rotation axis (32) are passed through bearing (4) and are rotated with mount table (1) and be connected.

4. A bar bending apparatus according to claim 1, wherein: fixed establishment (2) including setting firmly first grip block (21) on mount table (1), just first grip block (21) below is provided with second grip block (22), just first grip block (21) are parallel and are the interval setting with second grip block (22), second grip block (22) and mount table (1) sliding connection, be provided with between first grip block (21) and second grip block (22) and be used for making gliding fastening components (24) of second grip block (22).

5. A bar bending apparatus according to claim 4, wherein: the side face, close to the mounting table (1), of the second clamping block (22) is fixedly provided with a sliding block (221), the side face, close to the second clamping block (22), of the mounting table (1) is provided with a guide groove (112), and the sliding block (221) is connected with the guide groove (112) in a sliding mode.

6. The reinforcing steel bar bending device as claimed in claim 5, wherein the cross section of the sliding block (221) is arranged in a dovetail shape, and the cross section of the guide groove (112) is arranged in a dovetail shape.

7. A bar bending apparatus according to claim 4, wherein: the fastening assembly (24) comprises a fastening bolt (241) with one end fixedly arranged on the first clamping block (21) and a fastening nut (242) in threaded connection with the fastening bolt (241), and the fastening nut (242) abuts against the side wall, far away from the first clamping block (21), of the second clamping block (22).

8. The reinforcing bar bending apparatus according to claim 7, comprising: the number of the fastening assemblies (24) is two, and the two fastening assemblies (24) are respectively located at two ends of the first clamping block (21) in the length direction.

9. A bar bending apparatus according to claim 7, wherein: the anti-skid clamping device is characterized in that anti-skid stripes (23) are arranged on the side face, close to the second clamping block (22), of the first clamping block (21), and anti-skid stripes (23) are arranged on the side face, close to the first clamping block (21), of the second clamping block (22).