CN216370595U

CN216370595U - Semi-automatic reinforcing steel bar air pressure solid-state welding equipment

Info

Publication number: CN216370595U
Application number: CN202121899320.7U
Authority: CN
Inventors: 徐罡
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-14
Filing date: 2021-08-14
Publication date: 2022-04-26
Anticipated expiration: 2031-08-14

Abstract

The utility model discloses semi-automatic pneumatic solid welding equipment for reinforcing steel bars, which comprises a bottom plate, wherein a side plate is fixedly connected to the upper side of the bottom plate, a supporting plate is fixedly connected to the side wall of the upper end of the side plate, a heating device is arranged on the upper side of the supporting plate, a motor is connected to the supporting plate through a lifting device, a polishing disc is fixedly connected to an output shaft of the motor, a plurality of fixing plates are fixedly connected to the upper side of the bottom plate, and a sliding column is slidably connected to each two fixing plates. The steel bar connecting device is reasonable in design and ingenious in conception, does not need to manually hold a grinding machine for grinding, not only reduces labor intensity, but also can enable the connecting surface of the connecting part of two steel bars to be ground and leveled, improves the strength of a welding joint, and increases the surface smoothness after welding is finished.

Description

Semi-automatic reinforcing steel bar air pressure solid-state welding equipment

Technical Field

The utility model relates to the technical field of solid-state gas pressure welding, in particular to semi-automatic steel bar gas pressure solid-state welding equipment.

Background

Solid state gas pressure welding is a pressure welding method, also called closed gas pressure welding, which heats the butt joint of two steel bars to 1250 ℃ by oxygen-fuel gas flame to reach the plastic change temperature of 0.8 to 0.9 times of the melting temperature of steel and completes the welding of the steel bars by pressurization.

When solid-state air pressure welding is carried out, the central lines of two steel bars need to be kept on the same axis, meanwhile, rusty spots or oxide layers cannot appear on the surfaces, and generally, on-site grinding and on-site welding are carried out in order to ensure that the connecting surfaces do not generate rusty layers.

SUMMERY OF THE UTILITY MODEL

The utility model provides semi-automatic air pressure solid welding equipment for reinforcing steel bars, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a semi-automatic reinforcing bar atmospheric pressure solid-state welding equipment, includes the bottom plate, the upside fixedly connected with curb plate of bottom plate, the upper end lateral wall fixedly connected with backup pad of curb plate, the backup pad upside is equipped with heating device, be connected with the motor through elevating gear in the backup pad, fixedly connected with polishing piece on the output shaft of motor, a plurality of fixed plates of upside fixedly connected with of bottom plate, per two sliding connection has the slip post on the fixed plate, every fixedly connected with baffle on the slip post, every the cover is equipped with reset spring on the slip post, every reset spring fixed connection is between the lateral wall of baffle lateral wall and fixed plate, every fixedly connected with connecting block on the slip post, every the upside fixedly connected with installing frame of connecting block, every be equipped with clamping device in the installing frame.

As a further improvement scheme of the technical scheme: heating device includes the gas jar, gas jar fixed connection is at the upside of backup pad, the output fixedly connected with of gas jar is connected with the connecting pipe, the one end fixedly connected with flame projecting welder of connecting pipe.

As a further improvement scheme of the technical scheme: the lifting device comprises a lifting plate and a sliding hole, the sliding hole is formed in the side wall of the supporting plate, the lifting plate penetrates through the sliding hole, the size of the cross section of the lifting plate is the same as that of the cross section of the sliding hole, a first jack and a second jack are respectively formed in the side wall of the lifting plate from top to bottom, a bolt is arranged in the first jack, and the bottom side wall of the motor is fixedly connected to the side wall of the lifting plate.

As a further improvement scheme of the technical scheme: and one end of each sliding column is fixedly connected with a pull ring.

As a further improvement scheme of the technical scheme: every clamping device includes two stripper plates, a plurality of pull rods of the equal fixedly connected with in one side that the stripper plate carried on the back mutually, every the pull rod runs through the lateral wall of installing frame, every all the cover is equipped with extrusion spring on the pull rod, and every side is a plurality of the one end fixedly connected with bolt of pull rod.

As a further improvement scheme of the technical scheme: the upper half parts of every two extrusion plates are symmetrically and obliquely arranged.

As a further improvement scheme of the technical scheme: the lower half side wall of each extrusion plate is arc-shaped and provided with anti-skid grains.

As a further improvement scheme of the technical scheme: and the side wall of each reset spring is provided with an antirust coating.

Compared with the prior art, the utility model has the beneficial effects that:

before welding, firstly, two pull rings are grabbed to drive the sliding column to move, so that the sliding column compresses a reset spring through a baffle plate, meanwhile, two mounting frames are driven to move back to back through a connecting block, then butt-jointed reinforcing steel bars are placed between two extrusion plates, the upper half parts of the two extrusion plates are symmetrically and obliquely arranged, so that the reinforcing steel bars can more easily enter between the arc-shaped side walls of the lower half part through pressing, then under the action of a plurality of extrusion springs on two sides, the two extrusion plates can clamp and fix the reinforcing steel bars and enable the opposite ends of the two reinforcing steel bars to extend out of the mounting frames, the two mounting frames are horizontally arranged in an axial line, when the two reinforcing steel bars are positioned in the two mounting frames, the two reinforcing steel bars are also in the same axial line position, after the pull rings are loosened, the reset spring extends to enable one end of the reinforcing steel bars to be abutted against the side walls of a polishing disc through the sliding column, the connecting block and the mounting frames, and then a motor is started to rotate the polishing disc, the polishing piece can polish the reinforcing bar connection terminal surface, because the lifter plate is vertical setting, so the polishing piece also is vertical rotation and polishes, produce unevenness or slope when avoiding reinforcing bar terminal surface to polish, the device reasonable in design, think about ingeniously, do not need artifical handheld polisher to polish, not only reduced intensity of labour, can make the connecting surface at two bar connection positions smooth and flat moreover, improved welded joint intensity, increased the surface finish after the welding is accomplished.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic cross-sectional front view of a semi-automatic pneumatic solid-state welding device for reinforcing bars according to the present invention;

FIG. 2 is a schematic side view of an installation frame of a semi-automatic pneumatic solid-state welding device for reinforcing bars according to the present invention;

fig. 3 is a partially enlarged structural diagram of a in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

the gas cylinder comprises a pull ring 1, a fixing plate 2, a reset spring 3, a baffle plate 4, a sliding column 5, a connecting block 6, a polishing plate 7, a motor 8, a bottom plate 9, a lifting plate 10, a second jack 11, a side plate 12, a reinforcing steel bar 13, a mounting frame 14, a pull plate 15, a bolt 16, a gas cylinder 17, a support plate 18, a connecting pipe 19, a flame spraying welding gun 20, an extrusion plate 21, an extrusion spring 22, a pull rod 23, a sliding hole 24 and a first jack 25.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

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 in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, in the embodiment of the utility model, a semi-automatic air pressure solid welding device for reinforcing steel bars comprises a bottom plate 9, a side plate 12 is fixedly connected to the upper side of the bottom plate 9, a supporting plate 18 is fixedly connected to the upper side wall of the side plate 12, a heating device is arranged on the upper side of the supporting plate 18, a motor 8 is connected to the supporting plate 18 through a lifting device, a polishing disc 7 is fixedly connected to an output shaft of the motor 8, a plurality of fixing plates 2 are fixedly connected to the upper side of the bottom plate 9, sliding columns 5 are slidably connected to every two fixing plates 2, a baffle plate 4 is fixedly connected to each sliding column 5, a return spring 3 is sleeved on each sliding column 5, each return spring 3 is fixedly connected between the side wall of the baffle plate 4 and the side wall of each fixing plate 2, a connecting block 6 is fixedly connected to each sliding column 5, a mounting frame 14 is fixedly connected to the upper side of each connecting block 6, and a clamping device is arranged in each mounting frame 14.

Referring to fig. 1, the heating apparatus includes a gas tank 17, the gas tank 17 is fixedly connected to an upper side of a support plate 18, an output end of the gas tank 17 is fixedly connected to a connection pipe 19, one end of the connection pipe 19 is fixedly connected to a flaming gun 20, and the flaming gun 20 can generate high temperature by using gas in the gas tank 17 to perform welding work.

Referring to fig. 1 and 3, the lifting device includes a lifting plate 10 and a sliding hole 24, the sliding hole 24 is formed in a side wall of the supporting plate 18, the lifting plate 10 penetrates the sliding hole 24, a cross section of the lifting plate 10 is the same as a cross section of the sliding hole 24, the side wall of the lifting plate 10 is respectively provided with a first insertion hole 25 and a second insertion hole 11 from top to bottom, a plug 16 is arranged in the first insertion hole 25, a bottom side wall of the motor 8 is fixedly connected to the side wall of the lifting plate 10, the plug 16 is drawn out to move the lifting plate 10 upwards, so that the second insertion hole 11 in the side wall of the lifting plate 10 is located above the supporting plate 18, then the plug 16 is inserted into the second insertion hole 11, the polishing plate 7 can leave the reinforcing steel bar 13, and at this time, the two sections of reinforcing steel bars 13 are abutted against each other under the action of the return spring 3.

Referring to fig. 1, one end of each sliding column 5 is fixedly connected with a pull ring 1.

Referring to fig. 2, each clamping device includes two squeeze boards 21, a plurality of pull rods 23 are fixedly connected to opposite sides of the squeeze boards 21, each pull rod 23 penetrates through a side wall of the mounting frame 14, a squeeze spring 22 is sleeved on each pull rod 23, a bolt 16 is fixedly connected to one end of each pull rod 23, the butt-jointed reinforcing steel bar 13 is placed between the two squeeze boards 21, and then the two squeeze boards 21 can clamp and fix the reinforcing steel bar 13 under the action of the squeeze springs 22 on the two sides.

Referring to fig. 2, the upper half portions of two extrusion plates 21 are symmetrically inclined, so that the reinforcing bars 13 can enter between the arc-shaped side walls of the lower half portion more easily by pressing down.

Referring to fig. 2, the lower half side wall of each extrusion plate 21 is arc-shaped and has anti-slip patterns, and the anti-slip patterns can prevent the steel bars 13 from slipping when being located on the side wall of the extrusion plate 21.

Referring to fig. 1, the side wall of each return spring 3 is provided with an anti-rust coating

The working principle of the utility model is as follows:

before welding, firstly, two pull rings 1 are grabbed to drive a sliding column 5 to move, so that the sliding column 5 compresses a return spring 3 through a baffle 4, meanwhile, two mounting frames 14 are driven to move back to back through a connecting block 6, then, a butt-joint reinforcing steel bar 13 is placed between two extrusion plates 21, the upper half parts of the two extrusion plates 21 are symmetrically arranged in an inclined manner, so that the reinforcing steel bar 13 can easily enter between arc-shaped side walls of the lower half part through pressing, then, under the action of a plurality of extrusion springs 22 at two sides, the two extrusion plates 21 can clamp and fix the reinforcing steel bar 13, and enable one ends of the two reinforcing steel bars 13 opposite to extend out of the mounting frames 14, the two mounting frames 14 are horizontally arranged in an axial line, so that the two reinforcing steel bars 13 are positioned in the two mounting frames 14 and are in the same axial line position, after the pull rings 1 are loosened, the return spring 3 extends to drive one ends of the reinforcing steel bars 13 to abut against the side walls of the polishing sheets 7 through the sliding column 5, the connecting block 6 and the mounting frames 14, then starter motor 8 rotates polishing piece 7, polishing piece 7 can be polished to reinforcing bar 13 connection terminal surface, because lifter plate 10 is vertical setting, so polishing piece 7 also is vertical rotation and polishes, produce unevenness or slope when avoiding reinforcing bar 13 terminal surface to polish, after polishing, close motor 8 again, then take out bolt 16 with lifter plate 10 rebound, make second jack 11 on the lifter plate 10 lateral wall be located the top of backup pad 18, then insert bolt 16 in second jack 11, make polishing piece 7 leave reinforcing bar 13, at this moment two sections reinforcing bar 13 will support each other together under reset spring 3's effect, this moment the rethread uses flame projecting welder 20 to weld the junction of reinforcing bar 13 and heat, can accomplish the welding.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A semi-automatic reinforcing steel bar pneumatic solid welding device comprises a bottom plate, and is characterized in that the upper side of the bottom plate is fixedly connected with a side plate, the side wall of the upper end of the side plate is fixedly connected with a supporting plate, the upper side of the supporting plate is provided with a heating device, the supporting plate is connected with a motor through a lifting device, an output shaft of the motor is fixedly connected with a polishing disc, the utility model discloses a sliding column, including the bottom plate, sliding column, reset spring, fixing device and fixing device, the upside fixedly connected with a plurality of fixed plates of bottom plate, per two sliding column, sliding column sliding connection has on the fixed plate slides the fixedly connected with baffle on the post, every the cover is equipped with reset spring on the slip post, every reset spring fixed connection is between the lateral wall of baffle lateral wall and fixed plate, every fixedly connected with connecting block, every on the slip post the upside fixedly connected with installing frame of connecting block, every be equipped with clamping device in the installing frame.

2. The semi-automatic pneumatic solid welding equipment for the steel bars as claimed in claim 1, wherein the heating device comprises a gas tank fixedly connected to the upper side of the support plate, a connecting pipe is fixedly connected to the output end of the gas tank, and a flame spraying welding gun is fixedly connected to one end of the connecting pipe.

3. The semi-automatic pneumatic solid-state welding equipment for the steel bars according to claim 1, wherein the lifting device comprises a lifting plate and a sliding hole, the sliding hole is formed in the side wall of the supporting plate, the lifting plate penetrates through the sliding hole, the cross section of the lifting plate is the same as that of the sliding hole, a first jack and a second jack are respectively formed in the side wall of the lifting plate from top to bottom, a bolt is arranged in the first jack, and the side wall of the bottom end of the motor is fixedly connected to the side wall of the lifting plate.

4. A semi-automatic pneumatic solid state welding apparatus for reinforcing bars as claimed in claim 1, wherein a pull ring is fixedly connected to one end of each of said sliding columns.

5. The semi-automatic pneumatic solid-state welding equipment for the steel bars according to claim 1, wherein each clamping device comprises two extrusion plates, a plurality of pull rods are fixedly connected to opposite sides of the extrusion plates, each pull rod penetrates through a side wall of the installation frame, an extrusion spring is sleeved on each pull rod, and a bolt is fixedly connected to one end of each pull rod.

6. The apparatus of claim 5, wherein the upper half of each two said squeeze plates are symmetrically inclined.

7. The apparatus of claim 5, wherein the lower half of each of the squeeze plates is curved and has anti-slip threads.

8. A semi-automatic pneumatic solid state welding apparatus for reinforcing bars as claimed in claim 1, wherein each of said return springs has an anti-rust coating on a side wall thereof.