CN210231341U

CN210231341U - Steel bar bending device

Info

Publication number: CN210231341U
Application number: CN201921248457.9U
Authority: CN
Inventors: Hui Sun; 孙慧
Original assignee: Hebei Zhengxiang Municipal Engineering Co Ltd
Current assignee: Hebei Zhengxiang Municipal Engineering Co Ltd
Priority date: 2019-08-03
Filing date: 2019-08-03
Publication date: 2020-04-03
Anticipated expiration: 2029-08-03

Abstract

The utility model relates to a reinforcing bar bending device belongs to building engineering construction equipment, the mounting panel comprises a mounting panel, the mechanism of bending of setting on the mounting panel, the positioning mechanism of setting on the mounting panel, the mechanism of bending includes that two rotate the tight pulley of support at the mounting panel top surface, set firmly the mount pad at the mounting panel top surface, run through the mount pad and with mount pad threaded connection's first screw rod, run through the mount pad and slide the guide bar of being connected with the mount pad, first screw rod is parallel with the mounting panel, the one end that first screw rod is close to the tight pulley is rotated and is connected with the kicking block that is used for the reinforcing bar of buckling, guide bar and first screw rod are parallel, the guide bar is close to the one end and the kick. This reinforcing bar bending device through mutually supporting between two tight pulleys, the kicking block, has realized buckling of reinforcing bar, through the distance between control kicking block and two tight pulleys, realizes buckling of the different angles of reinforcing bar, and easy operation is convenient, has improved constructor's efficiency of construction, has also improved bending device's practicality.

Description

Steel bar bending device

Technical Field

The utility model relates to a building engineering construction equipment, in particular to reinforcing bar bending device.

Background

In the engineering construction process of bridges, roads, buildings and the like, reinforcing steel bars are often used, and sometimes the reinforcing steel bars are bent according to the requirements of a construction site to form a certain angle.

At present, a patent document with an authorization publication number of CN208879563U discloses a building construction steel bar bending device, the structure of which comprises a building construction steel bar bending device, a bending die, a switch control panel, a hydraulic oil cylinder, an operation platform, a hydraulic oil tank, an operation cabinet body and a power line, wherein the building construction steel bar bending device comprises a high-pressure oil pipe, a fixing bolt, an oil cylinder transmission shaft rod, a right-angle bending top head, a bending die, the switch control panel, the hydraulic oil cylinder; an operation cabinet body with an operation platform is made of a steel cold-rolled plate material, a hydraulic oil tank is arranged in the operation cabinet body, and a power line is arranged on the rear side of the operation cabinet body; the hydraulic cylinder is arranged on the rear side of the center of the upper portion of the operating platform, the hydraulic cylinder is fixed with the operating platform through a fixing bolt, a right-angle bending top is arranged on the front portion of a cylinder transmission shaft lever at the center of the front side of the hydraulic cylinder, a bending die is arranged at the position, corresponding to the right-angle bending top, of the front side of the center of the operating platform, and a switch control panel is arranged on the front side of the operating platform.

This kind of reinforcing bar bending device utilizes hydraulic tank intercommunication pneumatic cylinder drive cylinder transmission axostylus axostyle to do work and moves forward, makes the anterior right angle of cylinder transmission axostylus axostyle top of bending, pushes up the reinforcing bar into the mould mouth of the mould of bending to form the angle of bending with the reinforcing bar extrusion, but the angle of the mould of bending is fixed, when wanting to buckle the different angles to the reinforcing bar, can only realize complex operation through changing the mould of bending.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reinforcing bar bending device through mutually supporting between two tight pulleys, kicking block, has realized buckling of reinforcing bar, through the distance between control kicking block and two tight pulleys, realizes buckling of the different angles of reinforcing bar, and easy operation is convenient, has improved constructor's efficiency of construction, has also improved bending device's practicality.

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

a steel bar bending device comprises a horizontally arranged mounting plate, a bending mechanism arranged on the mounting plate and used for bending a steel bar, and a positioning mechanism arranged on the mounting plate and used for limiting the bending angle of the steel bar, the bending mechanism comprises two fixed wheels which are rotatably supported on the top surface of the mounting plate, the axes of the fixed wheels are arranged along the height direction, a mounting seat which is fixedly arranged on the top surface of the mounting plate and is positioned at one side of the fixed wheels, a first screw which penetrates through the mounting seat and is in threaded connection with the mounting seat, and a guide rod which penetrates through the mounting seat and is in sliding connection with the mounting seat, the two fixed wheels are symmetrically arranged, the first screw is parallel to the mounting plate, and the first screw rod is positioned on the symmetrical surfaces of the two fixed wheels, one end of the first screw rod close to the fixed wheels is rotationally connected with a top block for bending the reinforcing steel bar, the guide rod is parallel to the first screw rod, and one end, close to the ejector block, of the guide rod is fixedly connected with the ejector block.

Through adopting above-mentioned technical scheme, arrange the reinforcing bar in between two tight pulleys and kicking block, rotate first screw rod, make the kicking block remove to keeping away from the mount pad direction, the kicking block promotes the reinforcing bar this moment, and make the reinforcing bar take place to buckle, the reinforcing bar is bent under the effect of two tight pulleys and kicking block, and through the distance between control kicking block and two tight pulleys, realize the not different angles of reinforcing bar buckle, easy operation is convenient, constructor's efficiency has been improved, bending device's practicality has also been improved.

The utility model discloses further set up to: the one end that the kicking block kept away from first screw rod is provided with the prong, the transversal triangle-shaped setting of personally submitting of prong, the tip is kept away from the end angle of first screw rod one end and is the fillet setting.

By adopting the technical scheme, the contact area of the ejector block and the steel bar is reduced by the pointed end part, so that the steel bar is more convenient to bend, and the round angle is favorable for protecting the steel bar from being abraded in the bending process.

The utility model discloses further set up to: the fixed wheel is a concave wheel.

Through adopting above-mentioned technical scheme, arrange the reinforcing bar in the recess of tight pulley, increased the area of contact of tight pulley and reinforcing bar, make the reinforcing bar more stable at the in-process of buckling.

The utility model discloses further set up to: and a hand wheel is arranged at one end of the first screw rod, which is far away from the top block.

Through adopting above-mentioned technical scheme, the constructor of being convenient for of hand wheel rotates first screw rod, makes more laborsaving when the reinforcing bar is bent.

The utility model discloses further set up to: positioning mechanism includes that two set firmly the fixed plate in the mounting panel bottom surface, slide and connect on the mounting panel and be located two locating plates between the fixed plate, set firmly the installation piece in the locating plate bottom, run through the installation piece and with installation piece threaded connection's second screw rod, set up between mounting panel and locating plate and make the locating plate along the direction subassembly that first screw rod length direction removed, be used for making second screw rod pivoted drive assembly, the top of locating plate runs through the mounting panel and rather than sliding and being connected, the mounting panel sets up the logical groove with locating plate looks adaptation along first screw rod length direction, just the locating plate is located the kicking block and keeps away from first screw rod one side, second screw rod and first screw rod are parallel, the both ends of second screw rod are rotated and are connected on two fixed plates.

Through adopting above-mentioned technical scheme, when needing to adjust the position of locating plate, rotate the second screw rod to make the mount pad with second screw rod threaded connection drive the axis direction removal of locating plate along the second screw rod, confirm the interval of kicking block and cam through the position of locating plate, when the buckling of reinforcing bar is in the locating plate conflict, the reinforcing bar just buckles corresponding angle, and the constructor's of being convenient for operation has improved bending device's convenience.

The utility model discloses further set up to: the locating plate includes the location body, sets firmly the reinforcing plate in location body bottom, the location body is located the spout, the reinforcing plate is located outside the spout, just the top surface and the mounting panel bottom surface of reinforcing plate are inconsistent.

Through adopting above-mentioned technical scheme, the reinforcing plate can increase the area that location body and installation piece and guide assembly are connected, makes the location body more firm.

The utility model discloses further set up to: the guide assembly comprises a guide block fixedly arranged at the bottom end of the positioning plate, a guide cross rod penetrating through the guide block and connected with the guide block in a sliding mode, the guide cross rod is parallel to the second screw rod, and two ends of the guide cross rod are fixedly arranged on the two fixing plates respectively.

Through adopting above-mentioned technical scheme, when the locating plate removed, along the axis direction translation of direction horizontal pole, it is more steady to make the locating plate remove.

The utility model discloses further set up to: the driving assembly comprises a first transmission shaft, a first gear, a side plate, a second transmission shaft, a second gear, a second bevel gear, a rotating shaft and a second bevel gear, wherein the first transmission shaft is fixedly arranged at one end of the second screw rod, the first transmission shaft is close to one end of the first screw rod, the first gear is fixedly arranged on the peripheral surface of the first transmission shaft, the side plate is fixedly arranged on the bottom surface of the mounting plate, the second transmission shaft is rotatably connected between the side plate and the fixing plate and is parallel to the first transmission shaft, the second gear is fixedly arranged on the peripheral surface of the second transmission shaft and is meshed with the first gear, the first bevel gear is fixedly arranged on the peripheral surface of the second transmission shaft, the rotating shaft is rotatably connected onto the mounting plate and is arranged along the height direction, the rotating shaft is rotatably connected onto the mounting plate.

Through adopting above-mentioned technical scheme, when adjusting the position of locating plate, rotate the knob, the knob passes through the rotation axis and drives first bevel gear and second bevel gear and rotate simultaneously to drive second transmission shaft and second gear and rotate simultaneously, and then make first gear and first transmission shaft drive the second screw rod and rotate, realize the removal to the locating plate position, the constructor's of being convenient for operation.

The utility model discloses further set up to: the knob is provided with a pointer, and the top surface of the mounting plate is provided with scales at the position of the knob.

By adopting the technical scheme, the pointer and the scales are convenient for the constructors to adjust the position of the positioning plate.

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

1. the utility model discloses a reinforcing bar bending device through mutually supporting between two tight pulleys, kicking block, has realized buckling of reinforcing bar, through the distance between control kicking block and two tight pulleys, realizes buckling of the different angles of reinforcing bar, and easy operation is convenient, has improved constructor's efficiency of construction, has also improved bending device's practicality.

2. After the position of locating plate has been adjusted through the knob, constructor only need rotate first screw rod, when making reinforcing bar and locating plate inconsistent, reach the reinforcing bar and buckle required angle promptly, the angle that the control reinforcing bar of being convenient for was buckled has improved bending device's practicality.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a partial cross-sectional view showing the positioning mechanism;

fig. 3 is a partial sectional view showing the transmission mechanism.

In the figure, 1, mounting plate; 11. a chute; 2. a bending mechanism; 21. a fixed wheel; 22. a mounting seat; 23. a first screw; 24. a top block; 241. a tip portion; 25. a guide bar; 26. a hand wheel; 3. a positioning mechanism; 31. a fixing plate; 32. a second screw; 33. positioning a plate; 331. positioning the body; 332. a reinforcing plate; 34. mounting blocks; 35. a guide assembly; 351. a guide rail; 352. a guide block; 36. a drive assembly; 361. a first drive shaft; 362. a second drive shaft; 363. a side plate; 364. a first gear; 365. a second gear; 366. a first bevel gear; 367. a rotating shaft; 368. a second bevel gear; 369. a knob; 3691. a pointer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The utility model provides a reinforcing bar bending device, as shown in fig. 1, including the mounting panel 1 of level setting, mounting panel 1 sets up to rectangular shaped plate, and mounting panel 1's top surface is provided with the mechanism 2 of bending that is used for bending the reinforcing bar, and one side of the mechanism 2 of bending is provided with the positioning mechanism 3 that is used for adjusting the reinforcing bar angle of buckling.

As shown in fig. 1, the bending mechanism 2 includes two fixed wheels 21, an installation seat 22, and a first screw 23, the two fixed wheels 21 are disposed on the top surface of the installation plate 1 at intervals along the width direction of the installation plate 1, the axis of the fixed wheel 21 is disposed along the height direction, the fixed wheel 21 is rotatably connected to the top surface of the installation plate 1, and the fixed wheel 21 is a concave wheel. The mount pad 22 sets firmly in the top surface of mounting panel 1 and is located one side of two tight pulleys 21, and the mount pad 22 is the setting of cuboid type, and first screw rod 23 run through the mount pad 22 and with mount pad 22 threaded connection, first screw rod 23 sets up along mounting panel 1 length direction, and first screw rod 23 is located the plane of symmetry of two tight pulleys 21. The one end that first screw rod 23 is close to tight pulley 21 rotates and is connected with kicking block 24, and the one end that kicking block 24 kept away from first screw rod 23 is equipped with sharp head portion 241, and the transversal triangle-shaped setting of personally submitting of sharp head portion 241, and the extreme angle department that sharp head portion 241 kept away from first screw rod 23 is the fillet setting. In order to prevent the top block 24 from rotating along with the rotation of the first screw 23, a guide rod 25 is fixedly arranged at one end of the top block 24 close to the first screw 23, the guide rod 25 is parallel to the first screw 23, and one end of the guide rod 25 far away from the top block 24 penetrates through the mounting seat 22 and is connected with the mounting seat 22 in a sliding manner. And a hand wheel 26 convenient for rotating the first screw rod 23 is arranged at one end of the first screw rod 23 far away from the top block 24, and the hand wheel 26 is fixedly connected with the first screw rod 23.

As shown in fig. 1 and 2, the positioning mechanism 3 includes two fixing plates 31, a second screw 32, and a positioning plate 33, the two fixing plates 31 are respectively fixed on the bottom surface of the mounting plate 1, the two fixing plates 31 are spaced apart along the length direction of the mounting plate 1, and the fixing plates 31 are disposed along the width direction of the mounting plate 1. The second screw 32 is located between the two fixing plates 31, the second screw 32 is disposed along the length direction of the mounting plate 1, and two ends of the second screw 32 are rotatably connected to the two fixing plates 31 respectively. The positioning plate 33 includes a positioning body 331 and a reinforcing plate 332, the positioning body 331 is disposed along the height direction, the mounting plate 1 is provided with a sliding groove 11 adapted to the positioning body 331, the sliding groove 11 is disposed along the length direction of the mounting plate 1, and the top end of the positioning body 331 penetrates through the sliding groove 11 and is connected to the sliding groove 11 in a sliding manner. Reinforcing plate 332 sets firmly in the bottom surface of location body 331 and be located the below of mounting panel 1, and the bottom of reinforcing plate 332 sets firmly installation piece 34, and second screw 32 runs through installation piece 34 and with installation piece 34 threaded connection.

As shown in fig. 2, two guide assemblies 35 are respectively disposed on two sides of the second screw 32, that is, the number of the guide assemblies 35 is two, the two guide assemblies 35 are spaced apart in the width direction of the mounting plate 1, and the second screw 32 is located between the two guide assemblies 35. The guide assembly 35 includes a guide cross bar 351 and a guide block 352, the guide cross bar 351 is parallel to the second screw 32, the guide cross bar 351 is located between the two fixing plates 31, and two ends of the guide cross bar 351 are respectively fixedly connected with the two fixing plates 31. The guide block 352 is fixedly arranged on the bottom surface of the reinforcing plate 332, and the guide cross bar 351 penetrates through the guide block 352 and is connected with the guide block 352 in a sliding manner.

As shown in fig. 2 and 3, a driving assembly 36 for rotating the second screw 32 is disposed on the mounting plate 1, the driving assembly 36 includes a first transmission shaft 361 and a second transmission shaft 362, a side plate 363 is fixedly disposed on a bottom surface of the mounting plate 1 at an interval on a side of the fixing plate 31 close to the first screw 23, and the side plate 363 is parallel to the fixing plate 31. One end of the second screw 32 close to the first screw 23 penetrates through the fixing plate 31 to be fixedly connected with the first transmission shaft 361, the axis of the first transmission shaft 361 coincides with the axis of the first screw 23, a first gear 364 is fixedly arranged on the first transmission shaft 361, and the axis of the first gear 364 coincides with the axis of the first transmission shaft 361. The second transmission shaft 362 is located at one side of the first transmission shaft 361, and two ends of the second transmission shaft 362 are respectively rotatably connected with the fixing plate 31 and the side plate 363, and the first transmission shaft 361 is parallel to the axis of the second transmission shaft 362. A second gear 365 is fixedly arranged on the outer peripheral surface of the second transmission shaft 362, the axis of the second gear 365 is coincident with the axis of the second transmission shaft 362, and the second gear 365 is meshed with the first gear 364.

As shown in fig. 3, a first bevel gear 366 is fixedly arranged on the outer circumferential surface of one end of the second transmission shaft 362 close to the side plate 363, the first bevel gear 366 is overlapped with the axis of the first transmission shaft 361, a rotating shaft 367 is rotatably connected to the bottom surface of the mounting plate 1, the rotating shaft 367 is arranged along the height direction, a second bevel gear 368 is fixedly arranged on the outer circumferential surface of one end of the rotating shaft 367 far away from the mounting plate 1, the second bevel gear 368 is overlapped with the axis of the rotating shaft 367, and the second bevel gear 368 and the first bevel gear 366. The rotation axis 367 top runs through mounting panel 1 and is connected rather than rotating, and the top of rotation axis 367 has set firmly knob 369, has set firmly pointer 369 on the knob 369, and the top surface of mounting panel 1 is provided with the scale in knob 369 department.

The knob 369 is rotated to enable the pointer 3691 to point at the angle at which the steel bar needs to be bent, the knob 369 drives the second transmission shaft 362 to rotate through the transmission of the rotating shaft 367, the first bevel gear 366 and the second bevel gear 368, the second transmission shaft 362 drives the first transmission shaft 361 to rotate through the transmission of the first gear 364 and the second gear 365, the first transmission shaft 361 drives the second screw rod 32 to rotate, the second screw rod 32 drives the positioning plate 33 to move through the mounting block 34, and therefore the positioning plate 33 is moved to a specified position. The reinforcing steel bar is placed between the two fixed wheels 21 and the ejector block 24, the first screw rod 23 is rotated to enable the ejector block 24 to move towards the positioning plate 33, the reinforcing steel bar is bent under the action of the ejector block 24, the bent part of the reinforcing steel bar is in contact with the positioning plate 33 to reach the bending angle of the reinforcing steel bar, then the first screw rod 23 is rotated in the reverse direction to enable the ejector block 24 to return to the initial position, the reinforcing steel bar is taken out, and bending of the reinforcing steel bar is completed.

Bending device has realized buckling of reinforcing bar through mutually supporting between two tight pulleys 21, the kicking block 24, through the distance between control kicking block 24 and two tight pulleys 21, realizes buckling of the different angles of reinforcing bar, and easy operation is convenient, has improved constructor's efficiency of construction, and knob 369 can control the position of locating plate 33, through mutually supporting of locating plate 33 and kicking block 24, is convenient for control reinforcing bar angle of buckling, has improved bending device's practicality.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a reinforcing bar bending device which characterized in that: comprises a horizontally arranged mounting plate (1), a bending mechanism (2) which is arranged on the mounting plate (1) and is used for bending a reinforcing steel bar, and a positioning mechanism (3) which is arranged on the mounting plate (1) and is used for limiting the bending angle of the reinforcing steel bar, wherein the bending mechanism (2) comprises two fixed wheels (21) which are rotatably supported on the top surface of the mounting plate (1) and are arranged along the height direction of the axis, a mounting seat (22) which is fixedly arranged on the top surface of the mounting plate (1) and is positioned on one side of the fixed wheels (21), a first screw rod (23) which penetrates through the mounting seat (22) and is in threaded connection with the mounting seat (22), and guide rods (25) which penetrate through the mounting seat (22) and are in sliding connection with the mounting seat (22), the two fixed wheels (21) are symmetrically arranged, the first screw rod (23) is parallel to the mounting plate (1), and the first screw rod (23) is positioned, the one end rotation that first screw rod (23) are close to tight pulley (21) is connected with kicking block (24) that are used for buckling the reinforcing bar, guide bar (25) and first screw rod (23) are parallel, guide bar (25) are close to the one end and kicking block (24) fixed connection of kicking block (24).

2. The reinforcing bar bending device according to claim 1, wherein: the one end that first screw rod (23) were kept away from in kicking block (24) is provided with sharp head portion (241), the transversal triangle-shaped setting of personally submitting of sharp head portion (241), the tip angle that first screw rod (23) one end was kept away from in sharp head portion (241) is the fillet setting.

3. The reinforcing bar bending device according to claim 1, wherein: the fixed wheel (21) is a concave wheel.

4. The reinforcing bar bending device according to claim 1, wherein: and a hand wheel (26) is arranged at one end of the first screw rod (23) far away from the top block (24).

5. The reinforcing bar bending device according to claim 1, wherein: the positioning mechanism (3) comprises two fixing plates (31) fixedly arranged on the bottom surface of the mounting plate (1), a positioning plate (33) connected to the mounting plate (1) in a sliding manner and positioned between the two fixing plates (31), a mounting block (34) fixedly arranged at the bottom end of the positioning plate (33), a second screw (32) penetrating through the mounting block (34) and in threaded connection with the mounting block (34), a guide assembly (35) arranged between the mounting plate (1) and the positioning plate (33) and enabling the positioning plate (33) to move along the length direction of the first screw (23), and a driving assembly (36) used for enabling the second screw (32) to rotate, wherein the top end of the positioning plate (33) penetrates through the mounting plate (1) and is connected with the mounting plate in a sliding manner, the mounting plate (1) is provided with a through groove matched with the positioning plate (33) along the length direction of the first screw (23), and the positioning plate (33) is positioned on one side, far away from the first, the second screw rod (32) is parallel to the first screw rod (23), and two ends of the second screw rod (32) are rotatably connected to the two fixing plates (31).

6. A rebar bending device according to claim 5, wherein: the locating plate (33) comprises a locating body (331) and a reinforcing plate (332) fixedly arranged at the bottom end of the locating body (331), the locating body (331) is located in the sliding groove (11), the reinforcing plate (332) is located outside the sliding groove (11), and the top surface of the reinforcing plate (332) is abutted to the bottom surface of the mounting plate (1).

7. A rebar bending device according to claim 5, wherein: guide assembly (35) including set firmly guide block (352) in locating plate (33) bottom, run through guide block (352) and rather than guide horizontal pole (351) of sliding connection, guide horizontal pole (351) and second screw rod (32) are parallel, the both ends of guide horizontal pole (351) set firmly respectively on two fixed plates (31).

8. A rebar bending device according to claim 5, wherein: the driving component (36) comprises a first transmission shaft (361) fixedly arranged at one end of the second screw rod (32) close to the first screw rod (23), a first gear (364) fixedly arranged on the peripheral surface of the first transmission shaft (361), a side plate (363) fixedly arranged on the bottom surface of the mounting plate (1), a second transmission shaft (362) rotatably connected between the side plate (363) and the fixing plate (31) and parallel to the first transmission shaft (361), a second gear (365) fixedly arranged on the peripheral surface of the second transmission shaft (362) and meshed with the first gear (364), a first bevel gear (366) fixedly arranged on the peripheral surface of the second transmission shaft (362), a rotating shaft (367) rotatably connected on the mounting plate (1) and along the height direction, and a second bevel gear (368) fixedly arranged on the peripheral surface of the rotating shaft (367) and meshed with the first bevel gear (366), wherein the first transmission shaft (361) is rotatably connected on the fixing plate (31), the rotating shaft (367) is arranged along the height direction, the top end of the rotating shaft (367) penetrates through the top surface of the mounting plate (1), and a knob (369) is fixedly arranged at the top end of the rotating shaft (367).

9. The reinforcing bar bending apparatus according to claim 8, wherein: be provided with pointer (369) on knob (369), mounting panel (1) top surface is provided with the scale in knob (369) department.