阅读说明：本技术 一种冷轧钢筋对焊装置 (cold rolled steel bar butt welding device ) 是由 李沈翼 于 2018-06-10 设计创作，主要内容包括：本发明涉及金属加工设备技术领域,且公开了一种冷轧钢筋对焊装置,包括底座,所述底座顶端的中部固定安装有电机,所述电机的输出轴上固定套接有蜗杆,所述蜗杆两侧的外齿均啮合有涡轮,所述涡轮的中部活动套接有U形管,所述U形管的底端固定安装在底座的顶端,所述涡轮的外齿啮合有齿条,所述齿条的外部活动套接有支撑柱。该冷轧钢筋对焊装置,通过齿条、涡轮、蜗杆以及结构间的配合使用下,使齿条可以上下运动,齿条带动底板的一端上升或者下降,因此改变了底板的倾斜角度,使两个活动块上的钢筋发生倾斜,进而改变了两段焊接钢筋成型后的角度,从而达到了冷轧钢筋对焊装置改变钢筋成型后的角度的目的。(The invention relates to the technical field of metal processing equipment and discloses a butt welding device for cold rolled steel bars, which comprises a base, wherein a motor is fixedly installed in the middle of the top end of the base, a worm is fixedly sleeved on an output shaft of the motor, outer teeth on two sides of the worm are respectively meshed with a turbine, a U-shaped pipe is movably sleeved in the middle of the turbine, the bottom end of the U-shaped pipe is fixedly installed at the top end of the base, outer teeth of the turbine are meshed with a rack, and a support column is movably sleeved outside the rack. This cold rolled steel bar butt welding device uses through the cooperation between rack, turbine, worm and structure under, makes the rack can the up-and-down motion, and the rack drives the one end of bottom plate and rises or descend, has consequently changed the inclination of bottom plate, makes the reinforcing bar on two movable blocks take place the slope, and then has changed the angle behind two sections welded steel bar shaping to the purpose of cold rolled steel bar butt welding device angle after the angle of change reinforcing bar shaping has been reached.)

1. the utility model provides a cold rolled steel bar butt welding device, includes base (1), its characterized in that: the middle part fixed mounting on base (1) top has motor (2), fixed cover has connect worm (3) on the output shaft of motor (2), the external tooth of worm (3) both sides all meshes has turbine (4), U-shaped pipe (5) have been cup jointed in the middle part activity of turbine (4), the bottom fixed mounting of U-shaped pipe (5) is on the top of base (1), the external tooth meshing of turbine (4) has rack (6), support column (7) have been cup jointed in the outside activity of rack (6), the equal fixed mounting in both sides on base (1) top has pillar (8), the top of pillar (8) and the top of rack (6) all articulate there is bottom plate (9), the equal fixed mounting in both sides has fixed block (10) around bottom plate (9) top, two round bar (11) have all been cup jointed to the both sides of fixed block (10), threaded rods (12) are movably sleeved at the middle parts of the two fixed blocks (10), movable blocks (13) are movably sleeved at the outer parts of the two round rods (11), the middle parts of the bottom ends of the two movable blocks (13) are respectively sleeved with the outer threads of the threaded rods (12), a steel plate (14) is fixedly installed at the middle part of one movable block (13), a rectangular groove (15) is formed in the middle part of the other movable block (13), the interior of the rectangular groove (15) is movably sleeved with the exterior of the steel plate (14), both sides of the top end of the movable block (13) are provided with square grooves (16), the inner parts of the square grooves (16) are movably sleeved with fixing devices (17), the top end of the fixing device (17) is fixedly connected with a pressing plate (18), the middle part of the back surface of the top end of the base (1) is fixedly provided with a bracket (19), and an electric welding machine (20) is fixedly arranged in the middle of the top end of the support (19).

2. The cold-rolled steel bar butt welding device according to claim 1, characterized in that: fixing device (17) are including buckle (171), the quantity of buckle (171) is two, two the top of buckle (171) all with the bottom fixed connection of clamp plate (18) one side, the bottom joint of buckle (171) has lug (172) that are located square groove (16) inside, one side fixed mounting of lug (172) is on the top of square groove (16) one side, two the equal swing joint in bottom of buckle (171) has expansion device (173), the middle part of the bottom fixed mounting in square groove (16) inside bottom of expansion device (173).

3. The cold-rolled steel bar butt welding device according to claim 1, characterized in that: the height value of the rack (6) is equal to that of the support column (8), and the width value of the rack (6) is smaller than that of the support column (7).

4. The cold-rolled steel bar butt welding device according to claim 1, characterized in that: both sides all are equipped with the screw thread around threaded rod (12), the rotation direction of screw thread is opposite on threaded rod (12).

5. The cold-rolled steel bar butt welding device according to claim 1, characterized in that: the fixed mounting of steel sheet (14) has the rubber strip, and the quantity of rubber strip on steel sheet (14) is thirty three, thirty three rubber strip equidistance on steel sheet (14) distributes on the top of steel sheet (14).

6. The cold-rolled steel bar butt welding device according to claim 2, characterized in that: expanding unit (173) includes electro-magnet (1731), the bottom fixed mounting of electro-magnet (1731) is in the middle part of square groove (16) inner chamber bottom, the equal fixedly connected with spring telescopic link (1732) in middle part of electro-magnet (1731) both sides, the other end fixedly connected with iron plate (1733) of spring telescopic link (1732), the opposite side of iron plate (1733) and one side swing joint of buckle (171) bottom.

Technical Field

The invention relates to the technical field of metal processing equipment, in particular to a butt welding device for cold-rolled steel bars.

Background

Butt welders are also known as electric current welders or resistance spot welders. The resistance between the contact surfaces of two workpieces is utilized, and a low-voltage large current is passed instantaneously, so that the contact surfaces of two mutually butted metals are instantaneously heated to be melted and fused, and butt welding machines can be divided into a flash butt welding machine, a reinforcing steel bar butt welding machine and a copper rod butt welding machine according to different welding modes.

On the building site of construction, often all need carry out the butt welding with two sections reinforcing bars even more multistage's reinforcing bar, make the reinforcing bar reach the requirement of construction, consequently generally all can use the butt welder to carry out the butt welding to the reinforcing bar to improve work efficiency, traditional butt welder not only poor stability, and can't change the shaping angle of reinforcing bar, release a cold rolling reinforcing bar to welding the device for this.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the cold-rolled steel bar butt welding device which has the advantages of high stability, capability of changing the forming angle of the steel bar and the like, and solves the problems that the traditional butt welding machine is poor in stability and cannot change the forming angle of the steel bar.

(II) technical scheme

in order to realize the purposes of high stability and capability of changing the forming angle of the steel bar, the invention provides the following technical scheme: the utility model provides a cold rolling reinforcing bar butt welding device, includes the base, the middle part fixed mounting on base top has the motor, the fixed worm that has cup jointed on the output shaft of motor, the external tooth of worm both sides all meshes the turbine, the middle part activity of turbine has cup jointed the U-shaped pipe, the bottom fixed mounting of U-shaped pipe is on the top of base, the external tooth meshing of turbine has the rack, the outside activity of rack has cup jointed the support column, the both sides on base top all fixed mounting have the pillar, the top of pillar and the top of rack all articulate the bottom plate, the both sides are all fixed mounting has the fixed block around the bottom plate top, two the both sides of fixed block are all fixed cup jointed the round bar, two the middle part activity of fixed block has cup jointed the threaded rod, two the outside activity of round bar has cup jointed the movable block, two the middle part of movable block bottom all cup jointed with the, one the middle part fixed mounting of movable block has the steel sheet, another the rectangular channel has been seted up at the middle part of movable block, the inside of rectangular channel cup joints with the outside activity of steel sheet, the square groove has all been seted up to the both sides on movable block top, fixing device has been cup jointed in the inside activity of square groove, fixing device's top fixedly connected with clamp plate, the middle part fixed mounting at the base top back has the support, the middle part fixed mounting on support top has the electric welding.

Preferably, fixing device includes the buckle, the quantity of buckle is two, two the top of buckle all with the bottom fixed connection of clamp plate one side, the bottom joint of buckle has the lug that is located the square groove inside, one side fixed mounting of lug is on the top of square groove one side, two the equal swing joint in bottom of buckle has expansion device, expansion device's bottom fixed mounting is at the middle part of square groove inside bottom.

Preferably, the height value of the rack is equal to that of the support column, and the width value of the rack is smaller than that of the support column.

Preferably, the front side and the rear side of the threaded rod are both provided with threads, and the rotating directions of the threads on the threaded rod are opposite.

Preferably, the fixed mounting of steel sheet has the rubber strip, and the quantity of rubber strip on the steel sheet is thirty three, thirty three rubber strip equidistance on the steel sheet distributes on the top of steel sheet.

Preferably, the expanding device comprises an electromagnet, the bottom end of the electromagnet is fixedly installed in the middle of the bottom end of the inner cavity of the square groove, spring telescopic rods are fixedly connected to the middle portions of two sides of the electromagnet, an iron block is fixedly connected to the other ends of the spring telescopic rods, and the other side of the iron block is movably connected with one side of the bottom end of the buckle.

(III) advantageous effects

Compared with the prior art, the invention provides a cold-rolled steel bar butt welding device, which has the following beneficial effects:

1. This cold rolling steel bar is to welding the device, through the extension fixture, make two buckles can be tight with the lug joint, prevent that the buckle joint is insecure, use down through the cooperation of fixing device and square groove, make the clamp plate can press on two movable blocks, and then compress tightly the top of reinforcing bar, prevent that the reinforcing bar from rocking to cold rolling steel bar has been promoted and has been welded the stability of device.

2. This cold rolled steel bar butt welding device uses through the cooperation between rack, turbine, worm and structure under, makes the rack can the up-and-down motion, and the rack drives the one end of bottom plate and rises or descend, has consequently changed the inclination of bottom plate, makes the reinforcing bar on two movable blocks take place the slope, and then has changed the angle behind two sections welded steel bar shaping to the purpose of cold rolled steel bar butt welding device angle after the angle of change reinforcing bar shaping has been reached.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the active block of FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the invention at A in FIG. 1;

FIG. 4 is an enlarged view of the point B in FIG. 3 according to the present invention.

in the figure: the device comprises a base 1, a motor 2, a worm 3, a worm 4, a U-shaped pipe 5, a rack 6, a support column 7, a support column 8, a bottom plate 9, a fixed block 10, a round rod 11, a threaded rod 12, a movable block 13, a steel plate 14, a rectangular groove 15, a square groove 16, a fixing device 17, a buckle 171, a lug 172, an expansion device 173, an electromagnet 1731, a telescopic spring 1732, an iron block 1733, a pressing plate 18, a bracket 19 and an electric welding machine 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the invention provides a technical scheme, a butt welding device for cold rolled steel bars, comprising a base 1, wherein a motor 2 is fixedly installed at the middle part of the top end of the base 1, a worm 3 is fixedly sleeved on an output shaft of the motor 2, outer teeth at two sides of the worm 3 are respectively engaged with a turbine 4, a U-shaped pipe 5 is movably sleeved at the middle part of the turbine 4, the bottom end of the U-shaped pipe 5 is fixedly installed at the top end of the base 1, outer teeth of the turbine 4 are engaged with a rack 6, the height value of the rack 6 is equal to the height value of a strut 8, the width value of the rack 6 is smaller than that of the strut 7, when the bottom end of the rack 6 is contacted with the top end of the base 1, a bottom plate 9 can be kept horizontal, so that the welding of the steel bars is straighter, thereby improving the rationality of the butt welding device for the cold rolled steel bars, a strut 7, the top end of the pillar 8 and the top end of the rack 6 are both hinged with a bottom plate 9, the front side and the rear side of the top end of the bottom plate 9 are both fixedly provided with fixed blocks 10, the two sides of the two fixed blocks 10 are both fixedly sleeved with round rods 11, the middle parts of the two fixed blocks 10 are movably sleeved with threaded rods 12, the front side and the rear side of the threaded rods 12 are both provided with threads, the rotating directions of the threads on the threaded rods 12 are opposite, the two movable blocks 13 can be ensured to be close to or away from each other, the reinforcing steel bars are clamped or loosened without equidirectional movement, so that the rationality of the cold rolling reinforcing steel bar butt welding device is improved, the movable blocks 13 are movably sleeved outside the two round rods 11, the middle parts of the bottom ends of the two movable blocks 13 are both sleeved with the external threads of the threaded rods 12, the middle part of one movable block 13 is fixedly, rubber strips on thirty-three steel plates 14 are equidistantly distributed at the top ends of the steel plates 14, the friction force between the steel bars and the steel plates 14 is increased, the steel bars can still keep stable when being welded under the matching use among structures, so that the stability of the cold-rolled steel bar butt welding device is improved, the middle part of another movable block 13 is provided with a rectangular groove 15, the inside of the rectangular groove 15 is movably sleeved with the outside of the steel plates 14, the two sides of the top end of the movable block 13 are respectively provided with a square groove 16, the inside of the square groove 16 is movably sleeved with a fixing device 17, the fixing device 17 comprises two buckles 171, the number of the two buckles 171 is two, the top ends of the two buckles 171 are respectively and fixedly connected with the bottom end of one side of the pressure plate 18, the bottom ends of the buckles 171 are respectively and fixedly connected with a lug 172 positioned inside the square groove 16, one side of the lug 172 is fixedly arranged at the top, the bottom end of the expanding device 173 is fixedly arranged in the middle of the bottom end in the square groove 16, the pressing plate 18 can be pressed on the two movable blocks 13 by matching the fixing device 17 with the square groove 16, so as to press the top end of the steel bar and prevent the steel bar from shaking, thereby improving the stability of the cold-rolled steel bar butt welding device, the expanding device 173 comprises an electromagnet 1731, the bottom end of the electromagnet 1731 is fixedly arranged in the middle of the bottom end of the inner cavity of the square groove 16, the middle parts of the two sides of the electromagnet 1731 are fixedly connected with a spring telescopic rod 1732, the other end of the spring telescopic rod 1732 is fixedly connected with an iron block 1733, the other side of the iron block 1733 is movably connected with one side of the bottom end of the buckle 171, the two buckles 171 can be tightly clamped with the convex block 172 by the expanding device 173, the clamping of the buckle 171 is prevented from being insecure, thereby improving the stability, the middle part of the back of the top end of the base 1 is fixedly provided with a support 19, and the middle part of the top end of the support 19 is fixedly provided with an electric welding machine 20.

During operation, at first put the reinforcing bar on steel sheet 14, and through threaded rod 12, under the cooperation of round bar 11 and fixed block 10 was used, make movable block 13 press from both sides tight reinforcing bar, rethread fixing device 17, under the cooperation of clamp plate 18 and square groove 16 was used, make clamp plate 18 compress tightly the reinforcing bar, then open motor 2 according to the in service behavior, through worm 3, under the cooperation of turbine 4 and rack 6 was used, make the one end of bottom plate 9 rise or descend, open electric welding machine 20, carry out butt welding to the reinforcing bar and handle, wait for the reinforcing bar butt welding to accomplish at last, rethread threaded rod 12, round bar 11, fixed block 10, fixing device 17, under the cooperation of clamp plate 18 and square groove 16 is used, take off the reinforcing bar, can.

To sum up, the cold-rolled steel bar butt-welding device enables the two buckles 171 to be tightly clamped with the convex block 172 through the expansion device 173, so that the buckles 171 are prevented from being infirm in clamping, the pressing plate 18 can be pressed on the two movable blocks 13 under the matched use of the fixing device 17 and the square groove 16, the top ends of the steel bars are further pressed, the steel bars are prevented from shaking, the stability of the cold-rolled steel bar butt-welding device is improved, the rack 6 can move up and down under the matched use of the rack 6, the worm wheel 4, the worm 3 and the structure, the rack 6 drives one end of the bottom plate 9 to ascend or descend, the inclination angle of the bottom plate 9 is changed, the steel bars on the two movable blocks 13 are inclined, the angle of the two sections of welded steel bars after forming is changed, and the purpose of changing the angle of the cold-rolled steel bar butt-welding device after forming is achieved; the problem of traditional butt welder not only poor stability to can't change the shaping angle of reinforcing bar is solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.