CN211413462U

CN211413462U - Reinforcing bar bending device is used in construction in room

Info

Publication number: CN211413462U
Application number: CN201922488957.6U
Authority: CN
Inventors: 杜宁宁; 葛洋洋; 李文站
Original assignee: Hebei Shizhan Construction Engineering Co ltd
Current assignee: Hebei Shizhan Construction Engineering Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-04
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a steel bar bending device for building construction, which comprises a body, a turntable arranged on the body, a rotating shaft which is fixedly arranged on the bottom surface of the turntable and is rotationally connected with the body, a central shaft which is fixedly arranged on the turntable, a handle which is rotationally connected with one side of the body, a linkage mechanism arranged between the handle and the rotating shaft, a fixed plate arranged on one side of the central shaft, and a rotating plate which is arranged on one side of the central shaft and is parallel to the fixed plate; the handle sets up along vertical direction, and fixed plate and center pin interval set up, and the rotor plate sets up with the center pin interval, fixed plate and rotor plate are located the coplanar. It is at the in-process of bending the reinforcing bar, and the handle is pressed downwards to the staff of being convenient for to the handle application of force to can be relapse to the reverse rotation handle, make the handle reach the position of easiest application of force, make the staff more laborsaving when buckling the reinforcing bar, improved bending device's practicality.

Description

Reinforcing bar bending device is used in construction in room

Technical Field

The utility model belongs to the technical field of the construction technique is built in the room and specifically relates to a reinforcing bar bending device is used in construction is built in room is related to.

Background

In the building construction process, reinforcing steel bars are often used, sometimes the reinforcing steel bars are bent according to the requirements of a construction site, and a certain angle is formed.

At present, patent document No. CN209531945U discloses a steel bar bending device, which includes a workbench, wherein the workbench is provided with a retaining column, a fixed baffle, a bending plate, and a turntable using the retaining column as a rotating shaft, the fixed baffle is fixedly arranged on the workbench, and the bending plate is fixed with the turntable; the steel bar bending device also comprises a wrench for pushing the bending plate to rotate; when the bending plate is in an initial state, the fixed baffle and the bending plate are in the same straight line, and gaps are formed among the retaining columns, the fixed baffle and the bending plate and form a channel for placing reinforcing steel bars. The utility model discloses the reinforcing bar device of buckling puts into the reinforcing bar when using the bumping post with in the clearance between fixed stop and the bending plate, then rotate the spanner, promote the bending plate and rotate round the bumping post, buckle the reinforcing bar and make the couple. When the reinforcing steel bar bending device is used, the wrench and the reinforcing steel bar are in a parallel state, so that a worker is inconvenient to apply force to the handle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a reinforcing bar bending device is used in construction is built in room, and its in-process of bending the reinforcing bar is pushed down and is moved the handle, and the staff of being convenient for is to the handle application of force to can relapse to the reverse rotation handle, make the handle reach the position of easiest application of force, make the staff more laborsaving when buckling the reinforcing bar, improved bending device's practicality.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a steel bar bending device for house construction comprises a body, a rotary disc arranged on the body, a rotary shaft fixedly arranged on the bottom surface of the rotary disc and rotatably connected with the body, a central shaft fixedly arranged on the rotary disc, a handle rotatably connected to one side of the body, a linkage mechanism arranged between the handle and the rotary shaft, a fixed plate arranged on one side of the central shaft, a rotary plate arranged on one side of the central shaft and parallel to the fixed plate, a first adjusting assembly arranged on one side of the fixed plate far away from the central shaft, and a second adjusting assembly arranged on one side of the rotary plate far away from the central shaft;

the handle is arranged along the vertical direction, the fixed plate and the central shaft are arranged at intervals, the rotating plate and the central shaft are arranged at intervals, and the fixed plate and the rotating plate are positioned on the same plane;

the linkage mechanism comprises a transmission shaft rotationally connected in the body, a sleeve fixedly arranged at the bottom end of the handle and sleeved on the peripheral surface of the transmission shaft, a connecting disc fixedly arranged on one side of the sleeve far away from the body and rotationally connected with the transmission shaft, a bidirectional ratchet wheel fixedly arranged on the transmission shaft and positioned in the sleeve, a turning pawl arranged above the bidirectional ratchet wheel, a turning shaft fixedly arranged on one side of the turning pawl close to the connecting disc, and a connecting piece arranged between the transmission shaft and the rotation shaft;

the sleeve and the transmission shaft are arranged at intervals, and one end, close to the body, of the sleeve is rotatably connected with the body.

Through adopting above-mentioned technical scheme, place the reinforcing bar between center pin and fixed plate and rotor plate to make the buckling of reinforcing bar be in the center pin inconsistent, adjust the interval between fixed plate and rotor plate to the center pin through first adjusting part and second adjusting part, make fixed plate and rotor plate all inconsistent with the reinforcing bar, thereby press from both sides the reinforcing bar tightly in the top of carousel. Then, a worker presses the handle downwards, the sleeve and the connecting disc rotate under the driving of the handle, the bidirectional pawl drives the bidirectional ratchet wheel to rotate, and the bidirectional ratchet wheel drives the rotating disc and the rotating block to rotate through the transmission shaft and the transmission piece, so that the reinforcing steel bar is bent. After the steel bar bending work is finished, the bent steel bar is taken down, the contact position of the turning pawl and the bidirectional ratchet wheel is changed, a worker reversely rotates the handle and drives the bidirectional ratchet wheel to reversely rotate, and therefore the rotary table and the rotary plate are enabled to return to the initial positions. It is at the in-process of bending the reinforcing bar, and the handle is pressed downwards to the staff of being convenient for to the handle application of force to can be relapse to the reverse rotation handle, make the handle reach the position of easiest application of force, make the staff more laborsaving when buckling the reinforcing bar, improved bending device's practicality.

The present invention may be further configured in a preferred embodiment as: one end of the steering shaft, which is far away from the steering pawl, penetrates through the connecting disc and is positioned outside the sleeve, and a steering rod is fixedly arranged at one end of the steering shaft, which is positioned at one side of the connecting disc, which is far away from the body.

By adopting the technical scheme, the steering shaft is shifted to rotate through the turning rod, so that the worker can more conveniently convert the rotation direction of the bidirectional ratchet wheel.

The present invention may be further configured in a preferred embodiment as: and a bending mark and a resetting mark are arranged on the connecting disc.

By adopting the technical scheme, the bending mark and the resetting mark facilitate the staff to adjust the position of the turning rod more visually.

The present invention may be further configured in a preferred embodiment as: and a bearing is arranged between the connecting disc and the transmission shaft.

By adopting the technical scheme, the friction force between the connecting disc and the transmission shaft can be reduced by the bearing, so that the transmission shaft cannot rotate along with the connecting disc when the handle drives the connecting disc to rotate reversely.

The present invention may be further configured in a preferred embodiment as: the connecting piece comprises a first bevel gear fixedly arranged on the transmission shaft and a second bevel gear fixedly arranged on the rotating shaft; the first bevel gear and the second bevel gear are meshed with each other.

Through adopting above-mentioned technical scheme, when the transmission shaft rotated, on transmitting power to the axis of rotation through first bevel gear and second bevel gear to the rotation of control axis of rotation, compact structure.

The present invention may be further configured in a preferred embodiment as: the transmission ratio of the first bevel gear and the second bevel gear is less than one.

By adopting the technical scheme, the rotating speed of the second bevel gear can be reduced, the torque of the second bevel gear is increased, and the labor is saved when a worker rotates the handle.

The present invention may be further configured in a preferred embodiment as: the first adjusting assembly comprises a fixed block fixedly arranged on the body and a first screw rod in threaded connection with the fixed block, and the first screw rod is rotationally connected with the fixed plate;

the second adjusting component comprises a rotating block fixedly arranged on the body and a second screw rod in threaded connection with the rotating block, and the second screw rod is rotatably connected with the rotating plate.

Through adopting above-mentioned technical scheme, rotate first screw rod and can drive the axial displacement of fixed plate along first screw rod, realize the interval adjustment between fixed plate and the center pin, rotate the axial displacement that the second screw rod can drive the rotor plate along the second screw rod, realize the interval adjustment between rotor plate and the center pin.

The present invention may be further configured in a preferred embodiment as: a first guide rod is fixedly arranged on the side face, close to the first screw, of the fixed plate, and penetrates through the fixed block to be connected with the fixed block in a sliding mode;

and a second guide rod is fixedly arranged on the side surface of the rotating plate close to the second screw rod, and penetrates through the rotating block to be connected with the rotating block in a sliding manner.

Through adopting above-mentioned technical scheme, first guide bar plays the guide effect to the removal of fixed plate, makes the fixed plate can not rotated under being driven by first screw rod, and the second guide bar plays the guide effect to the removal of rotor plate, makes the rotor plate can not rotated under being driven by the second screw rod.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the handle is pressed downwards in the process of bending the reinforcing steel bar, so that a worker can conveniently apply force to the handle, and the handle can be repeatedly rotated reversely to reach the position where the force is most easily applied, so that the worker can bend the reinforcing steel bar more easily, and the practicability of the bending device is improved;

2. the handle can drive the bidirectional ratchet wheel to rotate along two directions by matching the bidirectional ratchet wheel with the turning pawl, the turning rod and the turning shaft are used for controlling the turning of the turning pawl, so that a worker can change the rotating direction of the ratchet wheel more conveniently, and the bending mark and the reset mark are arranged, so that the worker can change the position of the turning rod more visually;

3. the power is transmitted to the rotating shaft through the first bevel gear and the second bevel gear, so that the rotation of the rotating shaft is controlled, the structure is compact, the transmission ratio of the first bevel gear to the second bevel gear is smaller than one, the rotating speed of the second bevel gear is reduced, the torque of the second bevel gear is increased, and the labor is saved when a worker rotates the handle.

Drawings

FIG. 1 is a schematic view of a bending apparatus;

fig. 2 is a sectional view showing the link mechanism.

In the figure, 1, a body; 2. a turntable; 21. a rotating shaft; 22. a central shaft; 3. a handle; 4. a linkage mechanism; 41. a drive shaft; 42. a sleeve; 43. a connecting disc; 431. bending marks; 432. resetting the mark; 44. a bearing; 45. a bidirectional ratchet wheel; 46. a direction-changing pawl; 47. a steering shaft; 48. a direction-changing lever; 49. a transmission member; 491. a first bevel gear; 492. a second bevel gear; 5. a fixing plate; 51. a first adjustment assembly; 511. a fixed block; 512. a first screw; 513. a first guide bar; 6. a rotating plate; 61. a second adjustment assembly; 611. rotating the block; 612. a second screw; 613. a second guide bar.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a reinforcing bar bending device is used in construction in room, including body 1, body 1 is inside hollow cuboid setting, and body 1 top surface is provided with carousel 2, and carousel 2 sets up along vertical direction, and the bottom surface of carousel 2 has set firmly axis of rotation 21, the axis of rotation 21 and the coincidence of the axis of carousel 2, and the bottom of axis of rotation 21 runs through body 1 top surface and is connected rather than rotating. The top surface of carousel 2 sets firmly has center pin 22, and the axis of center pin 22 and the coincidence of the axis of carousel 2, and center pin 22 is located the center department of body 1 top surface.

Referring to fig. 1, a handle 3 is arranged on one side of a body 1 along the length direction of the body, the handle 3 is arranged along the vertical direction, and the bottom end of the handle 3 is rotatably connected to the side wall of the body 1 along the length direction of the body. A linkage mechanism 4 is arranged between the handle 3 and the rotating shaft, and the linkage mechanism 4 enables the handle 3 to drive the rotating shaft 21 to rotate.

Referring to fig. 2, the linkage mechanism 4 includes a transmission shaft 41 disposed in the body 1, the transmission shaft 41 is disposed along a length direction of the body 1, and two ends of the transmission shaft 41 along an axial direction thereof are respectively rotatably connected to two side walls of the body 1. The bottom of handle 3 sets firmly sleeve 42, and the axis of sleeve 42 and the axis coincidence of transmission shaft 41, the one end that transmission shaft 41 is close to sleeve 42 runs through body 1 and is located the body 1 outside, and sleeve 42 cover establish rather than the interval setting on the outer peripheral face of transmission shaft 41, sleeve 42 along its axial one end with body 1 lateral wall rotate to be connected to make handle 3 rotate and connect on body 1. One end of the sleeve 42, which is far away from the body 1, is fixedly provided with a connecting disc 43, the connecting disc 43 is arranged in a circular plate shape, the axis of the connecting disc 43 is overlapped with the axis of the sleeve 42, the connecting disc 43 is sleeved on the outer peripheral surface of the transmission shaft 41, and the connecting disc 43 is rotatably connected with the transmission shaft 41 through a bearing 44.

Referring to fig. 2, a bidirectional ratchet wheel 45 is arranged inside the sleeve 42, that is, the bidirectional ratchet wheel 45 is located between the connecting disc 43 and the side wall of the body 1, the axis of the bidirectional ratchet wheel 45 is overlapped with the axis of the transmission shaft 41, and the bidirectional ratchet wheel 45 is sleeved on the transmission shaft 41 and is fixedly connected with the transmission shaft 41. The side surface of the connecting plate 43 close to the bidirectional ratchet wheel 45 is fixedly provided with a direction-changing pawl 46, the direction-changing pawl 46 is provided with two pawls, and the rotatable direction of the bidirectional ratchet wheel 45 can be changed by changing the interference of different pawls and the bidirectional ratchet wheel 45. The side surface of the direction changing pawl 46 close to the connecting disc 43 is fixedly provided with a direction changing shaft 47, the axis of the direction changing shaft 47 is parallel to the axis of the transmission shaft 41, and the direction changing shaft 47 penetrates through the connecting disc 43 and is connected with the connecting disc 43 in a rotating mode. The end of the steering shaft 47, which is located on the side of the connecting disc 43 away from the body 1, is fixedly provided with a steering rod 48, the phase-change rod is arranged along the radial direction of the steering shaft 47, and the steering rod 48 is located above the steering shaft 47. Referring to fig. 1 again, a bending mark 431 and a resetting mark 432 are provided on the side of the connecting disc 43 close to the direction-changing lever 48, and the bending mark 431 and the resetting mark 432 are used for marking the rotation direction of the bidirectional ratchet 45, so that the worker can control the rotation direction of the turntable 2 conveniently.

Referring to fig. 2, a transmission member 49 is disposed between the transmission shaft 41 and the rotating shaft 21, and the transmission member 49 is used for transmitting the power of the transmission shaft 41 to the rotating shaft 21. The transmission member 49 includes a first bevel gear 491 and a second bevel gear 492, the first bevel gear 491 is located inside the body 1 and is fixedly connected with the transmission shaft 41, and the axis of the first bevel gear 491 coincides with the axis of the transmission shaft 41. The second bevel gear 492 is also located inside the body 1, the axis of the second bevel gear 492 coincides with the axis of the rotating shaft 21, and one end of the rotating shaft 21 located inside the body 1 is fixedly connected to the second bevel gear 492. First bevel gear 491 and second bevel gear 492 are intermeshed, and the gear ratio of first bevel gear 491 and second bevel gear 492 is less than one.

Referring to fig. 1, a fixed plate 5 and a rotating plate 6 are disposed on a side of a central shaft 22 close to a handle 3, the fixed plate 5 is disposed along a width direction of a bottom plate, the fixed plate 5 is located above a turntable 2, and a first adjusting assembly 51 is disposed on a side of the fixed plate 5 away from the central shaft 22, and the first adjusting assembly 51 is used for adjusting a distance between the fixed plate 5 and the central shaft 22. Rotor plate 6 is parallel with fixed plate 5, and rotor plate 6 can follow carousel 2 and rotate, and rotor plate 6 and fixed plate 5 are located same plumb plane, and rotor plate 6 contradicts with fixed plate 5 along bottom plate width direction's one end, and the axis of center pin 22 is located the plane of rotor plate 6 and fixed plate 5 butt. A second adjusting assembly 61 is arranged on one side of the rotating plate 6 far away from the central shaft 22, and the second adjusting assembly 61 is used for adjusting the distance between the rotating plate 6 and the central shaft 22.

Referring to fig. 1, the first adjusting assembly 51 includes a fixing block 511, the fixing block 511 is located on a side of the fixing plate 5 away from the central shaft 22, and the fixing block 511 is fixed on the body 1. The fixed block 511 is connected with a first screw 512 in a threaded manner, the axis of the first screw 512 is arranged along the length direction of the body 1, and one axial end of the first screw 512 is rotatably connected with the fixed plate 5. The side of the fixed plate 5 close to the first screw 512 is fixedly provided with two first guide rods 513, the axes of the first guide rods 513 are parallel to the axes of the first screw 512, the two first guide rods 513 are respectively located at two sides of the first screw 512, and the first guide rods 513 penetrate through the fixed block 511 and are connected with the fixed block in a sliding manner. The distance between the fixing plate 5 and the central shaft 22 can be adjusted by rotating the first screw 512, and the first guide rod 513 guides the movement of the fixing plate 5.

Referring to fig. 1, the second adjusting assembly 61 includes a rotating block 611, the rotating block 611 is located on a side of the rotating plate 6 away from the central shaft 22, and the rotating block 611 is fixed on the turntable 2. The rotating block 611 is connected with a second screw rod 612 in a threaded manner, the axis of the second screw rod 612 is arranged along the length direction of the body 1, and two ends of the second screw rod 612 along the axial direction are rotatably connected with the rotating plate 6. Two second guide rods 613 are fixedly arranged on the side surface of the rotating plate 6 close to the second screw 612, the axis of the second guide rods 613 is parallel to the axis of the second screw 612, the two second guide rods 613 are respectively positioned on two sides of the second screw 612, and the second guide rods 613 penetrate through the rotating block 611 and are connected with the rotating block in a sliding manner. The distance between the rotating plate 6 and the central shaft 22 can be adjusted by rotating the second screw 612, and the second guide rod 613 guides the movement of the rotating plate 6.

The staff is using the utility model discloses a during bending device, place the reinforcing bar between center pin 22 and fixed plate 5 and rotor plate 6 to make the buckling of reinforcing bar be in the center pin 22 inconsistent, adjust fixed plate 5 and rotor plate 6 to the interval between the center pin 22 through first adjusting part 51 and second adjusting part 61, make fixed plate 5 and rotor plate 6 all inconsistent with the reinforcing bar, thereby press from both sides the reinforcing bar tightly in the top of carousel 2. The change bar 48 is shifted to the bending mark 431, then the worker presses the handle 3 downwards, the sleeve 42 and the connecting disc 43 are driven by the handle 3 to rotate, the bidirectional ratchet wheel 45 is driven by the bidirectional pawl to rotate, the bidirectional ratchet wheel 45 transmits power to the rotating shaft 21 through the transmission shaft 41, the first bevel gear 491 and the second bevel gear 492, and therefore the rotating disc 2 and the rotating block 611 are driven to rotate, namely the reinforcing steel bar is bent. After the steel bar bending work is finished, the bent steel bar is taken down, the direction-changing rod 48 is shifted to enable the direction-changing rod 48 to point to the reset mark 432, the contact position of the direction-changing pawl 46 and the bidirectional ratchet wheel 45 is changed, a worker rotates the handle 3 in the reverse direction and drives the bidirectional ratchet wheel 45 to rotate in the reverse direction, and therefore the rotary table 2 and the rotary plate 6 are enabled to return to the initial positions.

The staff is at the in-process of bending the reinforcing bar, pushes down handle 3, and the staff of being convenient for is to the 3 application of force of handle to can relapse to reverse rotation handle 3, make handle 3 reach the position of easiest application of force, and during 3 antiport of handle, rotor plate 6 and carousel 2 can not the antiport, with this work of bending the reinforcing bar, make the staff more laborsaving when buckling the reinforcing bar, improved bending device's practicality.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a construction is built with reinforcing bar bending device in room, its characterized in that: the device comprises a body (1), a rotary table (2) arranged on the body (1), a rotating shaft (21) which is fixedly arranged on the bottom surface of the rotary table (2) and is rotatably connected with the body (1), a central shaft (22) fixedly arranged on the rotary table (2), a handle (3) rotatably connected with one side of the body (1), a linkage mechanism (4) arranged between the handle (3) and the rotating shaft (21), a fixed plate (5) arranged on one side of the central shaft (22), a rotating plate (6) arranged on one side of the central shaft (22) and parallel to the fixed plate (5), a first adjusting assembly (51) arranged on one side of the fixed plate (5) far away from the central shaft (22), and a second adjusting assembly (61) arranged on one side of the rotating plate (6) far away from the central shaft (22);

the handle (3) is arranged along the vertical direction, the fixed plate (5) and the central shaft (22) are arranged at intervals, the rotating plate (6) and the central shaft (22) are arranged at intervals, and the fixed plate (5) and the rotating plate (6) are positioned on the same plane;

the linkage mechanism (4) comprises a transmission shaft (41) rotatably connected in the body (1), a sleeve (42) fixedly arranged at the bottom end of the handle (3) and sleeved on the peripheral surface of the transmission shaft (41), a connecting disc (43) fixedly arranged on one side, far away from the body (1), of the sleeve (42) and rotatably connected with the transmission shaft (41), a bidirectional ratchet wheel (45) fixedly arranged on the transmission shaft (41) and positioned in the sleeve (42), a turning pawl (46) arranged above the bidirectional ratchet wheel (45), a turning shaft (47) fixedly arranged on one side, close to the connecting disc (43), of the turning pawl (46), and a connecting piece arranged between the transmission shaft (41) and the rotating shaft (21);

the sleeve (42) and the transmission shaft (41) are arranged at intervals, and one end, close to the body (1), of the sleeve (42) is rotatably connected with the body (1).

2. The steel bar bending device for house building construction according to claim 1, wherein: one end, far away from the direction changing pawl (46), of the direction changing shaft (47) penetrates through the connecting disc (43) and is located on the outer side of the sleeve (42), and one end, located on one side, far away from the body (1), of the connecting disc (43), of the direction changing shaft (47) is fixedly provided with a direction changing rod (48).

3. The steel bar bending device for house building construction according to claim 2, wherein: the connecting disc (43) is provided with a bending mark (431) and a resetting mark (432).

4. The steel bar bending device for house building construction according to claim 1, wherein: and a bearing (44) is arranged between the connecting disc (43) and the transmission shaft (41).

5. The steel bar bending device for house building construction according to claim 1, wherein: the connecting piece comprises a first bevel gear (491) fixedly arranged on the transmission shaft (41) and a second bevel gear (492) fixedly arranged on the rotating shaft (21); the first bevel gear (491) and the second bevel gear (492) are meshed with each other.

6. The steel bar bending device for house building construction according to claim 5, wherein: the transmission ratio of the first bevel gear (491) and the second bevel gear (492) is less than one.

7. The steel bar bending device for house building construction according to claim 1, wherein: the first adjusting component (51) comprises a fixed block (511) fixedly arranged on the body (1) and a first screw rod (512) in threaded connection with the fixed block (511), and the first screw rod (512) is rotatably connected with the fixed plate (5);

the second adjusting assembly (61) comprises a rotating block (611) fixedly arranged on the body (1) and a second screw rod (612) in threaded connection with the rotating block (611), and the second screw rod (612) is in rotating connection with the rotating plate (6).

8. The steel bar bending device for house building construction according to claim 7, wherein: a first guide rod (513) is fixedly arranged on the side face, close to the first screw (512), of the fixing plate (5), and the first guide rod (513) penetrates through the fixing block (511) to be connected with the fixing block in a sliding mode;

and a second guide rod (613) is fixedly arranged on the side surface of the rotating plate (6) close to the second screw rod (612), and the second guide rod (613) penetrates through the rotating block (611) to be connected with the rotating block in a sliding manner.