CN110142352B

CN110142352B - Reinforcing bar is bent and is decided integrative device for construction

Info

Publication number: CN110142352B
Application number: CN201910595525.7A
Authority: CN
Inventors: 吴鹏飞
Original assignee: Fujian Liujian Group Co ltd
Current assignee: Fujian Liujian Group Co ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-08-28
Anticipated expiration: 2039-07-03
Also published as: CN110142352A

Abstract

The invention discloses a reinforcing steel bar bending and cutting integrated device for building construction, in particular to a device which utilizes a worm wheel to drive a driving shaft and a rotary table to rotate, the rotary table drives a driving arm to bend a reinforcing steel bar under the action of a bending rod and a limiting column, and a rotating worm drives a driven shaft and a cutting knife to rotate, so that the working efficiency of reinforcing steel bar bending and cutting is greatly improved, and the problem that the conventional reinforcing steel bar bending machine cannot realize cutting is effectively solved. The bending assembly comprises a worm wheel meshed with the worm, a rotary table connected with the worm wheel through a first transmission part, a bending rod fixed in the middle of the rotary table and a driving arm fixed in the radial direction of the rotary table, wherein the worm wheel is rotationally connected to the supporting plate, and the rotary table is rotationally connected to the upper part of a bracket of which the lower part is fixed on the supporting plate; the outer edge of the driving arm is fixedly connected with a limiting column at the same side of the bending rod.

Description

Reinforcing bar is bent and is decided integrative device for construction

Technical Field

The invention relates to a construction machine, in particular to a reinforcing steel bar bending and cutting integrated device for construction.

Background

In the building field, the operation of bending the reinforcing bar is often required to make things convenient for the erection in advance of reinforcing bar skeleton. The most common of them is the steel bar bender and one of the steel bar processing machines. The working mechanism is a horizontal working disc rotating on a vertical shaft, the reinforcing steel bar is arranged at the position of a dotted line in the figure, a supporting pin shaft is fixed on a machine tool, a central pin shaft and a bending pin shaft are arranged on the working disc, and the reinforcing steel bar is bent when the disc rotates. In order to bend reinforcing bars of various diameters, holes are provided in the working plate for inserting bending pins, and the center pins of different diameters can be replaced accordingly.

However, the conventional bending machine for reinforcing bars does not have a sawing function in operation, and since the entire reinforcing bar is bent from the head and cut after completion, the conventional bending machine does not have a cutting function, and is relatively complicated in that the conventional bending machine needs to bend the bar first and then cut or bend the bar after cutting.

Disclosure of Invention

Based on the defects in the prior art mentioned in the background art, the invention provides the reinforcing steel bar bending and cutting integrated device for building construction.

The invention overcomes the technical problems by adopting the following technical scheme, and specifically comprises the following steps:

a bending and cutting integrated device for reinforcing steel bars for building construction comprises a supporting plate for supporting, a workbench fixed above the supporting plate through supporting columns on two sides, a driving motor installed on the supporting column on one side, a bending assembly and a cutting assembly, wherein the bending assembly is connected with the output end of the driving motor and rotates a worm arranged on the supporting plate, the bending assembly is connected with the worm and comprises a worm wheel meshed with the worm, a rotary disc connected with the worm wheel through a first transmission piece, a bending rod fixed in the middle of the rotary disc and a driving arm fixed in the radial direction of the rotary disc, the worm wheel is rotatably connected on the supporting plate, and the rotary disc is rotatably connected to the upper part of a bracket fixed on; the outer edge of the driving arm is fixedly connected with a limiting column at the same side of the bending rod.

As a further scheme of the invention: the turntable is fixed on the driving shaft, the driving shaft penetrates through the upper portion of the bracket and is connected with the bracket in a rotating mode, and the worm wheel is connected with the driving shaft through the first transmission piece.

As a still further scheme of the invention: the cutting assembly comprises a swing arm, a driven shaft, a cutting knife and a second transmission piece, wherein the lower portion of the swing arm is sleeved on one side, close to the driving motor, of the worm, the driven shaft is rotatably arranged at the upper end of the swing arm, the cutting knife is fixed at the end portion of the driven shaft, and the second transmission piece is used for connecting the driven shaft and the worm.

As a still further scheme of the invention: and bulges used for limiting the transverse position of the swing arm are arranged on two sides of the sleeving part of the worm and the lower part of the swing arm.

As a still further scheme of the invention: the swing assembly comprises a small gear fixed on the worm, a large gear meshed with the small gear and rotatably arranged on the supporting column on one side of the driving motor, a convex column fixed on the outer edge surface on one side of the large gear, and a limit baffle matched with the convex column and fixed on one side above the swing arm.

As a still further scheme of the invention: the number of the limiting baffle plates is two, the limiting baffle plates are longitudinally fixed on the upper portion of one side of the swing arm, a gap is formed between the two limiting baffle plates, and the convex column is located in the gap between the two limiting baffle plates.

As a still further scheme of the invention: the driving motor is connected with the power supply and the switch through a lead, and the driving motor is a servo motor.

After adopting the structure, compared with the prior art, the invention has the following advantages: the device drives the worm through servo motor and rotates thereby drive worm wheel and rotate, the worm wheel utilizes first transmission piece to drive driving shaft and carousel and rotate, the carousel drives the actuating arm and bends the reinforcing bar under the effect of pole and spacing post of bending, and pivoted worm drives driven shaft and cutting knife and rotates, the slow pivoted gear wheel of cooperation drives the slow swing of swing arm through the projection and realizes the cutting that the circular arc of reinforcing bar is slowly swung and is close to the reinforcing bar, have the dual effect of bending and deciding progressively, the work efficiency of the reinforcing bar intercepting of bending has been improved greatly.

Drawings

Fig. 1 is a schematic structural diagram of a reinforcing steel bar bending and cutting integrated device for building construction.

Fig. 2 is a schematic structural diagram of a driving shaft and a turntable in the reinforcing steel bar bending and cutting integrated device for building construction.

Fig. 3 is a structural schematic diagram of swing arm and limit baffle in the reinforcing bar bending and cutting integrated device for building construction.

In the figure: 1-a supporting plate; 2-a support column; 3-a workbench; 4-driving the motor; 5-a worm; 6-a worm gear; 7-a first transmission member; 8-rotating disc; 9-a bracket; 10-bending the rod; 11-a drive arm; 12-a limiting column; 13-pinion gear; 14-a bull gear; 15-convex column; 16-a limit baffle; 17-a swing arm; 18-a driven shaft; 19-a cutter; 20-a second transmission member; 21-driving shaft.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Example 1

Referring to fig. 1 to 3, in the embodiment of the invention, an integral device for bending and cutting a reinforcing steel bar for building construction comprises a supporting plate 1 for supporting, a workbench 3 fixed above the supporting plate 1 through supporting columns 2 on two sides, a driving motor 4 installed on the supporting column 2 on one side, a worm 5 connected with the output end of the driving motor 4 and rotatably arranged on the supporting plate 1, a bending assembly connected with the worm 5, and a cutting assembly;

specifically, the driving motor 4 is connected with a power supply and a switch through a lead, the driving motor 4 is a servo motor, the switch is pressed in the forward direction to enable the servo motor to be electrified to work and drive the worm 5 to rotate forwards, and the switch is pressed in the reverse direction to enable the worm 5 to rotate backwards; the bending assembly comprises a worm wheel 6 meshed with the worm 5, a rotary table 8 connected with the worm wheel 6 through a first transmission piece 7, a bending rod 10 fixed in the middle of the rotary table 8, and a driving arm 11 fixed in the radial direction of the rotary table 8, wherein the worm wheel 6 is rotatably connected to the supporting plate 1, the rotary table 8 is rotatably connected to the upper portion of a bracket 9 fixed on the supporting plate 1 at the lower portion, specifically, the rotary table 8 is fixed on a driving shaft 21, the driving shaft 21 penetrates through the upper portion of the bracket 9 and is rotatably connected with the bracket, the worm wheel 6 is connected with the driving shaft 21 through the first transmission piece 7, and the worm wheel 6 is driven to rotate through the rotating worm 5, so; the outer edge of the driving arm 11 and the same side of the bending rod 10 are fixedly connected with a limiting column 12, a reinforcing steel bar is placed on the workbench 3 and is positioned at the lower part of the bending rod 10, the limiting column 12 is driven to rotate through the rotating driving arm 11, so that the reinforcing steel bar is bent, and the worm and gear transmission has unidirectional self-locking supply, so that stress yielding cannot be generated.

Further, the cutting subassembly includes that the lower part cover establishes at the worm 5 and is close to the swing arm 17 on driving motor 4 one side, rotate the driven shaft 18 that sets up in swing arm 17 upper end, fix the cutting knife 19 at the 18 tip of driven shaft, and be used for connecting driven shaft 18 and worm 5's second driving medium 20, it needs to explain, all be provided with the arch that is used for carrying out the restriction to the lateral position of swing arm 17 in the both sides of worm 5 and the 17 lower part of swing arm cup joint department, pivoted worm 5 drives driven shaft 18 through second driving medium 20 and rotates, and then drive cutting knife 19 rotates the reinforcing bar of bending and cuts, reach the cutting of bending and decide integrative function.

Example 2

In order to further improve the cutting mode of the cutting assembly and realize progressive cutting, in another embodiment of the invention, the reinforcing steel bar bending and cutting integrated device for building construction further comprises a swinging assembly, the swinging assembly comprises a pinion 13 fixed on the worm 5, a bull gear 14 meshed with the pinion 13 and rotatably arranged on the support column 2 on one side provided with the driving motor 4, a convex column 15 fixed on the outer edge surface on one side of the bull gear 14, and a limit baffle 16 matched with the convex column 15 and fixed on one side above the swinging arm 17, wherein the number of the limit baffles 16 is two, the two limit baffles are longitudinally fixed on the upper part on one side of the swinging arm 17, a gap is arranged between the two limit baffles 16, the convex column 15 is positioned at the gap between the two limit baffles 16, the pinion 13 is driven to rotate by the rotating worm 5, and the pinion 13 drives the bull gear 14 to slowly rotate, thereby drive projection 15 and do the circular arc motion, cooperation pivoted driven shaft 18 and cutting knife 19 simultaneously realize that cutting knife 19 rotates the cutting while the swing is close to the reinforcing bar, reach the effect of the slow cutting reinforcing bar that gradually.

From the above detailed description of the embodiments, it is easy to understand that the working principle of the present invention is: the worm 5 is driven to rotate by the servo motor through the power-on work of a forward pressing switch, the worm 5 is driven to rotate through the reverse pressing switch, the worm wheel 6 is driven to rotate through the rotating worm 5, the driving shaft 21 and the rotary table 8 are driven to rotate, the steel bars are placed on the working table 3 and are positioned at the lower part of the bending rod 10, the limiting column 12 is driven to rotate through the rotating driving arm 11, the steel bars are bent, stress yield cannot be generated due to the unidirectional self-locking supply of worm and gear transmission, the rotating worm 5 drives the driven shaft 18 to rotate through the second transmission part 20, the cutting knife 19 is driven to rotate to cut the bent steel bars, the bending, cutting and cutting integrated function is achieved, the rotating worm 5 drives the pinion 13 to rotate, the pinion 13 drives the large gear 14 to slowly rotate, the convex column 15 is driven to do circular arc motion, the cutting knife 19 and the cutting knife 19 are matched to realize that the cutting, the effect of slowly and gradually cutting the reinforcing steel bars is achieved.

It needs to be explained, servo motor is prior art's application in this application, thereby it rotates to utilize servo motor to drive the worm and rotate drive worm wheel, the worm wheel utilizes first transmission piece to drive driving shaft and carousel rotation, the carousel drives the actuating arm and bends the reinforcing bar under the effect of pole and spacing post of bending, and pivoted worm drives driven shaft and cutting knife rotation, the slow pivoted gear wheel of cooperation drives the slow swing of swing arm through the projection and realizes the cutting that is close to the reinforcing bar to the circular arc slow swing of reinforcing bar, have the dual effect of bending and progressively deciding, the work efficiency who has improved the reinforcing bar greatly and has bent the intercepting is the innovation point of this application, it has effectively solved current steel bar bender can not realize deciding the problem.

The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. But all changes which come within the scope of the invention are intended to be embraced therein.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. A bending and cutting integrated device for reinforcing steel bars for building construction comprises a supporting plate (1) for supporting, a workbench (3) fixed above the supporting plate (1) through supporting columns (2) at two sides, a driving motor (4) arranged on the supporting column (2) at one side, a worm (5) connected with the output end of the driving motor (4) and rotatably arranged on the supporting plate (1), a bending component connected with the worm (5) and a cutting component, it is characterized in that the bending component comprises a worm wheel (6) meshed with the worm (5), a rotary table (8) connected with the worm wheel (6) through a first transmission piece (7), a bending rod (10) fixed in the middle of the rotary table (8), and a driving arm (11) fixed in the radial direction of the rotary table (8), the worm wheel (6) is rotationally connected to the supporting plate (1), and the rotary disc (8) is rotationally connected to the upper part of a bracket (9) of which the lower part is fixed on the supporting plate (1); the cutting device is characterized in that a limiting column (12) is fixedly connected to the outer edge of the driving arm (11) and the same side of the bending rod (10), the turntable (8) is fixed on the driving shaft (21), the driving shaft (21) penetrates through the upper portion of the bracket (9) and is rotatably connected with the upper portion of the bracket, the worm wheel (6) is connected with the driving shaft (21) through a first transmission piece (7), the cutting assembly comprises a swing arm (17) with the lower portion sleeved on one side of the worm (5) close to the driving motor (4), a driven shaft (18) rotatably arranged at the upper end of the swing arm (17), a cutting knife (19) fixed at the end portion of the driven shaft (18), and a second transmission piece (20) used for connecting the driven shaft (18) and the worm (5), and protrusions used for limiting the transverse position of the swing arm (17) are arranged on two sides of the sleeved, swing subassembly is including fixing pinion (13) on worm (5), meshing and rotate gear wheel (14) of setting on support column (2) of installing driving motor (4) one side with pinion (13), fix boss (15) at gear wheel (14) one side outer fringe surface, with boss (15) match and fix limit baffle (16) in swing arm (17) top one side, the number of limit baffle (16) is two, all vertically fixes on one side upper portion of swing arm (17), and has the space between two limit baffle (16), and boss (15) are located the space department between two limit baffle (16).

2. A bending and cutting integrated device for reinforcing steel bars for building construction according to claim 1, characterized in that the driving motor (4) is connected with a power supply and a switch through a lead, and the driving motor (4) is a servo motor.