CN210023575U

CN210023575U - High efficiency bar straightener for building

Info

Publication number: CN210023575U
Application number: CN201920663137.3U
Authority: CN
Inventors: 李世宁; 李世兆; 于晓; 李萍
Original assignee: Qingdao Wenquan Construction Group Co Ltd
Current assignee: Qingdao Wenquan Construction Group Co Ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-02-07
Anticipated expiration: 2029-05-10

Abstract

The utility model relates to the technical field of construction machinery, specificly disclose a high efficiency bar straightener for building, including base and box, the bottom four corners of base is provided with the universal wheel, the upper surface of base has set firmly the box, the import has been seted up to the right-hand member of box, the inside symmetry of box has set firmly three pairs of stands, it is provided with last rotation roller and drive roller to rotate on the stand of leftmost end, the near-end coaxial coupling of drive roller has from the driving wheel, there is the motor bottom fixed mounting at the box, the output shaft coaxial coupling of motor has the action wheel, the action wheel passes through the belt and is connected from the driving wheel, it is provided with last rotation roller and lower rotation roller to rotate on two stands of right-hand member, the export has been. Through the cooperation of drive roller, last live-rollers and lower live-rollers, straighten and flare-out the reinforcing bar, make the reinforcing bar straighten effectually. The utility model discloses the advantage: simple structure, convenient operation, it is effectual to straighten, and tensile dynamics is adjustable, and is suitable for the ability reinforce, the implementation of being convenient for is promoted.

Description

High efficiency bar straightener for building

Technical Field

The utility model relates to a construction machinery technical field specifically is a high efficiency bar straightener for building.

Background

At present, the reinforcing bar device of flare-outing for building machinery is mainly a device that has the motor, through inside leading-in through-hole with the one end of reinforcing bar, opens the motor, and at this moment, the reinforcing bar can be gradually straightened by it, however, the device is large-scale machinery, and its weight is heavier, and is bulky moreover, so can only be used for placing the area great, and the place that has enough support force can make its normal work moreover, so can not use in some occasions, has certain limitation.

Chinese patent (publication No. CN 109261850A, publication No. 2019.01.25) discloses a reinforcing steel bar straightening device for construction machinery, which comprises a machine body, wherein a reinforcing steel bar inlet is arranged at the top end of the right side of the front of the machine body, a reinforcing steel bar outlet is arranged at the top end of the left side of the front of the machine body, a first transmission wheel is arranged at the front end of a driving shaft, a hand wheel is arranged at the top end of a nut, a second transmission wheel is arranged at the front end of a first driven shaft, a first pressing wheel is arranged at the left side of the first transmission wheel, and a second pressing wheel is arranged above the first. This device is straightened to reinforcing bar for construction machinery, through first transfer wheel, the cooperation of second transfer wheel and hand wheel, the reinforcing bar is put into from the reinforcing bar entry, second transfer wheel and first transfer wheel centre gripping reinforcing bar and drive reinforcing bar remove left, first pinch roller and second pinch roller straighten the reinforcing bar pressure, can adjust the space between first transfer wheel and the second transfer wheel through the hand wheel, be fit for the reinforcing bar of different thicknesses, the reinforcing bar length that can straighten is not limited, high work efficiency, user's user demand can be satisfied. But the device rotates through a first pinch roller of motor drive and second pinch roller, and first pinch roller and second pinch roller straighten the reinforcing bar, only adopt the mode of straightening, straighten the effect poor, are unfavorable for promoting the implementation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high efficiency for building reinforcing bar drawing-in machine 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:

the utility model provides a high efficiency for building reinforcing bar drawing-in machine, includes base and box, and the bottom four corners of base is provided with the universal wheel, is provided with brake equipment on the universal wheel, can brake the universal wheel through brake equipment to make things convenient for the removal and the fixing of equipment. The upper surface of base has set firmly the box, and the import has been seted up to the right-hand member of box, and the reinforcing bar gets into the box through the import and inside straightens. The inside symmetry of box has set firmly three pairs of stands, rotates on the stand of leftmost end and is provided with last rotation roller and drive roller, and the near-end coaxial coupling of drive roller has from the driving wheel, has the motor at the bottom fixed mounting of box, and the output shaft coaxial coupling of motor has the action wheel, and the action wheel passes through the belt and is connected from the driving wheel. Under the drive of the motor, the driving wheel drives the driven wheel to rotate, so that the driving roller rotates. Thereby pulling the reinforcing bar between the upper rotating roller and the driving roller.

Rotate on two stands of right-hand member and be provided with last live-rollers and lower live-rollers, go up live-rollers and live-rollers down and carry the reinforcing bar that gets into, go up live-rollers and live-rollers down and need certain pulling force just can rotate. An outlet is formed in the left end of the box body, and the straightened reinforcing steel bars are discharged from the outlet.

As a further aspect of the present invention: the sliding tray has been seted up on the top of stand, and the sliding block has been placed in the inside slip of sliding tray, and the sliding block rotates to be connected at the both ends of last live-rollers. The top of stand rotates and is provided with vertical rotation bolt, twists and rotates the upper and lower position that the rotation bolt can adjust the sliding block to distance between control upper rotating roller and the lower rotating roller, with this straightening that adapts to various model reinforcing bars.

As a further aspect of the present invention: import and export inside all rotate and be provided with the ball, and the setting up of ball reduces the frictional force between reinforcing bar and the box, has avoided the reinforcing bar to be worn and torn, has protected equipment simultaneously.

As a further aspect of the present invention: go up the live-rollers, down live-rollers, drive roller all include axis of rotation, dog and half running roller, and the dog is fixed at the both ends of axis of rotation, the dog be round structure and with axis of rotation coaxial coupling. The inner side of the stop block is elastically connected with the outer end of the half roller through a spring, and the half roller is nested on the rotating shaft in a sliding mode. The reinforcing steel bar is clamped between the half rollers. The half rollers slide on the rotating shaft to adapt to different types of reinforcing steel bars.

As a further aspect of the present invention: the rotating shaft is of a cylindrical structure at two ends of the middle polygon prism.

As a further aspect of the present invention: the installation block is fixed with on the stand below the lower rotor roll, is provided with the lifter on the installation block, twists the lifter and can make the lifter go up and down. The top end of the lifting rod is rotatably provided with a brake block, the periphery of the stop block is fixedly provided with a brake ring, and the lifting rod descends to enable the brake block to be in contact with the brake ring, so that the friction force between the brake block and the brake ring is controlled, and the tensile force of the steel bar is adjusted.

Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation of drive roller, last live-rollers and lower live-rollers, can straighten and straighten the reinforcing bar, make the reinforcing bar straighten effectually, improved the quality of straightening. The universal wheels are arranged to facilitate the movement and fixation of the stretcher, so that the stretcher is more convenient to use. The upper and lower position of sliding block can be adjusted to twist and rotate the bolt to distance between control upper rotating roller and the lower rotating roller, with this straightening that adapts to various model reinforcing bars. The half rollers slide on the rotating shaft to adapt to different types of reinforcing steel bars. The lifting rod descends to enable the brake block to be in contact with the brake ring, so that the friction force between the brake block and the brake ring is controlled, and the stretching force of the steel bar is adjusted. The utility model discloses the advantage: simple structure, convenient operation, it is effectual to straighten, and tensile dynamics is adjustable, and is suitable for the ability reinforce, the implementation of being convenient for is promoted.

Drawings

Fig. 1 is a schematic structural view of a high-efficiency steel bar straightening machine for buildings.

Fig. 2 is a schematic structural view of an upper rotating roller in embodiment 1 of the high-efficiency steel bar straightening machine for buildings.

Fig. 3 is a schematic structural view of an upper rotating roller in embodiment 2 of the high-efficiency steel bar straightening machine for buildings.

In the figure, a universal wheel 1, a base 2, a box body 3, an inlet 4, a ball 5, a stand column 6, a sliding block 7, a rotating bolt 8, a sliding groove 9, an upper rotating roller 10, a lower rotating roller 11, a driving roller 12, an outlet 13, a driven wheel 14, a driving wheel 15, a motor 16, a rotating shaft 17, a stop block 18, a spring 19, a half roller 20, a brake block 21, a lifting rod 22, a mounting block 23 and a brake ring 24.

Detailed Description

In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.

Example 1

Referring to fig. 1-2, a high-efficiency steel bar straightening machine for buildings comprises a base 2 and a box body 3, wherein four corners of the bottom of the base 2 are provided with universal wheels 1, the universal wheels 1 are provided with brake devices, and the universal wheels 1 can be braked through the brake devices, so that the equipment can be conveniently moved and fixed. The upper surface of base 2 has set firmly box 3, and import 4 has been seted up to the right-hand member of box 3, and the reinforcing bar gets into the inside straightening of box 3 through import 4. Three pairs of upright posts 6 are symmetrically and fixedly arranged in the box body 3, an upper rotating roller 10 and a driving roller 12 are rotatably arranged on the upright post 6 at the leftmost end, a driven wheel 14 is coaxially connected to the near end of the driving roller 12, a motor 16 is fixedly arranged at the bottom of the box body 3, an output shaft of the motor 16 is coaxially connected with a driving wheel 15, and the driving wheel 15 is connected with the driven wheel 14 through a belt. Driven by the motor 16, the driven wheel 14 is driven by the driving wheel 15, so that the driving roller 12 rotates. Thereby pulling the reinforcing bars between the upper rotating roller 10 and the driving roller 12.

Two stands 6 of right-hand member go up to rotate and are provided with last live-rollers 10 and lower live-rollers 11, go up live-rollers 10 and lower live-rollers 11 and carry the reinforcing bar that gets into, go up live-rollers 10 and lower live-rollers 11 and need certain pulling force just can rotate. The upper rotating roller 10 and the driving roller 12 pull the steel bar for transmission, and the upper rotating roller 10 and the lower rotating roller 11 roll and clamp the steel bar, so that straightening is performed. The sliding groove 9 has been seted up on the top of stand 6, and sliding block 7 has been placed to the inside slip of sliding groove 9, and sliding block 7 rotates and is connected at the both ends of last live-rollers 10. The top of stand 6 rotates and is provided with vertical rotation bolt 8, twists and rotates rotation bolt 8 and can adjust the upper and lower position of sliding block 7 to distance between control upper rotating roller 10 and the lower rotating roller 11, with this straightening that adapts to various model reinforcing bars. An outlet 13 is arranged at the left end of the box body 3, and the straightened reinforcing steel bars are discharged from the outlet 13.

Import

4 and 13 inside all rotations of export are provided with ball 5, and the setting up of ball 5 reduces the frictional force between reinforcing bar and the box 3, has avoided the reinforcing bar to be worn and torn, has protected equipment simultaneously. The upper rotating roller 10, the lower rotating roller 11 and the driving roller 12 all comprise rotating shafts 17, stop blocks 18 and half rollers 20, and the rotating shafts 17 are cylindrical structures at two ends of a middle polygonal column. The stoppers 18 are fixed at both ends of the rotating shaft 17, and the stoppers 18 have a circular structure and are coaxially connected to the rotating shaft 17. The inner side of the stop 18 is elastically connected with the outer end of the half roller 20 through a spring 19, and the half roller 20 is nested on the rotating shaft 17 in a sliding mode. The rebar is sandwiched between the half-rollers 20. The half-rollers 20 slide on the rotating shaft 17 to adapt to different types of reinforcing steel bars.

The utility model discloses a theory of operation is: the reinforcing bar is inserted into the box 3 from the inside of the inlet 4 and passes between the upper rotating roller 10 and the lower rotating roller 11, and between the upper rotating roller 10 and the driving roller 12. The upper and lower position of the sliding block 7 can be adjusted by rotating the rotating bolt 8, so that the distance between the upper rotating roller 10 and the lower rotating roller 11 is controlled, and the straightening device is suitable for straightening reinforcing steel bars of various types. Driven by the motor 16, the driven wheel 14 is driven by the driving wheel 15, so that the driving roller 12 rotates. Thereby pulling the reinforcing bars between the upper rotating roller 10 and the driving roller 12. The upper and lower rotating

rollers

10 and 11 require a certain tensile force to rotate. Thereby straightening the reinforcing bars. The rebar is sandwiched between the half-rollers 20. The half-rollers 20 slide on the rotating shaft 17 to adapt to different types of reinforcing steel bars.

Example 2

Referring to fig. 3, on the basis of embodiment 1, an installation block 23 is fixed on the column 6 below the lower rotating roller 11, a lifting rod 22 is arranged on the installation block 23, and the lifting rod 22 can be lifted by screwing the lifting rod 22. The top end of the lifting rod 22 is rotatably provided with a brake block 21, the periphery of the stop block 18 is fixedly provided with a brake ring 24, and the lifting rod 22 descends to enable the brake block 21 to be in contact with the brake ring 24, so that the friction force between the brake block 21 and the brake ring 24 is controlled, and the tensile force of the steel bar is adjusted.

The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A high-efficiency steel bar straightening machine for buildings comprises a base (2) and a box body (3), universal wheels (1) are arranged at four corners of the bottom of the base (2), the box body (3) is fixedly arranged on the upper surface of the base (2), an inlet (4) is formed in the right end of the box body (3), three pairs of upright columns (6) are symmetrically and fixedly arranged in the box body (3), the high-efficiency steel bar straightening machine is characterized in that an upper rotating roller (10) and a driving roller (12) are rotatably arranged on the upright column (6) at the leftmost end, a driven wheel (14) is coaxially connected with the near end of the driving roller (12), a motor (16) is fixedly arranged at the bottom of the box body (3), an output shaft of the motor (16) is coaxially connected with a driving wheel (15), the driving wheel (15) is connected with the driven wheel (14) through a belt, the upper rotating roller (10) and, an outlet (13) is arranged at the left end of the box body (3).

2. The high-efficiency steel bar straightening machine for the building as claimed in claim 1, wherein a sliding groove (9) is formed at the top end of the upright column (6), a sliding block (7) is slidably placed inside the sliding groove (9), the sliding block (7) is rotatably connected to two ends of the upper rotating roller (10), and a vertical rotating bolt (8) is rotatably arranged at the top end of the upright column (6).

3. A high efficiency steel bar straightening machine for building according to claim 1, wherein the inlet (4) and the outlet (13) are both rotatably provided with the balls (5).

4. A high-efficiency steel bar straightening machine for buildings according to any one of claims 1 to 3, wherein the upper rotating roller (10), the lower rotating roller (11) and the driving roller (12) all comprise a rotating shaft (17), a stop block (18) and a half roller (20), the stop block (18) is fixed at two ends of the rotating shaft (17), the stop block (18) is of a circular structure and is coaxially connected with the rotating shaft (17), the inner side of the stop block (18) is elastically connected with the outer end of the half roller (20) through a spring (19), and the half roller (20) is slidably nested on the rotating shaft (17).

5. The high-efficiency steel bar straightening machine for the buildings as claimed in claim 4, wherein the rotating shaft (17) is of a cylindrical structure with a middle polygonal column at two ends.

6. The high-efficiency steel bar straightening machine for the building as claimed in claim 5, wherein a mounting block (23) is fixed on the upright post (6) below the lower rotating roller (11), a lifting rod (22) is arranged on the mounting block (23), a brake block (21) is rotatably arranged at the top end of the lifting rod (22), and a brake ring (24) is fixedly arranged on the periphery of the stop block (18).