CN210731424U

CN210731424U - Automatic welding machine core wire straightening unloader

Info

Publication number: CN210731424U
Application number: CN201921241439.8U
Authority: CN
Inventors: 卢亢; 于绍海
Original assignee: Yingkou Longren Heavy Industry Co Ltd
Current assignee: Yingkou Longren Heavy Industry Co Ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-06-12
Anticipated expiration: 2029-08-02

Abstract

The utility model relates to the technical field of automatic welding machines, in particular to a welding core straightening and discharging device of an automatic welding machine, which comprises a supporting structure, a guide component, a straightening component and a discharging component, wherein the supporting structure comprises a vertical plate, an upper supporting plate and a lower supporting plate, the upper supporting plate and the lower supporting plate are respectively connected with the upper end and the lower end of the vertical plate and extend at the same side, the guide component comprises a guide buffer frame and a first guide sleeve, the guide buffer frame is in a Z-shaped structure, the discharging component comprises a connecting arm with an L-shaped main body, a second connecting arm extends across a welding core discharging channel, a nut is connected with the upper section of the screw through a thread, a spring is arranged between the upper section nut of the screw and the second connecting arm, two ends of the spring are respectively butted on the nut and the second connecting arm, a driving wheel and a driven wheel are oppositely pressed in the horizontal direction of, and automatically guiding the external offset welding core into the blanking device, and actively driving the welding core to blank.

Description

Automatic welding machine core wire straightening unloader

Technical Field

The utility model relates to an automatic welding machine technical field, especially core wire unloader that automatic welding machine used.

Background

An automatic welding machine (automatic welding machine) is an automatic welding machine established on the basis of a motor control technology, a single chip microcomputer control technology, a PLC control technology, a numerical control technology and the like. The automatic welding machine is widely applied to the fields of plastics, automobile manufacturing industry, metal processing, hardware and household appliances, steel structures, pressure vessels, machining and manufacturing, shipbuilding, aerospace and the like. After the automatic welding machine is applied, the appearance and the internal quality of a welding part are greatly improved, the stability of the quality is ensured, the labor intensity is reduced, the labor environment is improved, the requirement of manual welding skill and the production cost are reduced, and the production efficiency is improved.

In the automatic welding machine in the prior art, in the welding process of structural steel, a welding core is arranged on a welding machine through a roller, in the welding process, the welding core is automatically fed, but after the welding core is pulled out from the roller, the welding core is in a non-linear state, and welding seams formed after welding are irregular, so that the welding quality is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the welding core straightening and blanking device of the automatic welding machine can straighten the welding core before the blanking of the welding core, automatically guide the external offset welding core into the blanking device, and simultaneously actively drive the blanking of the welding core.

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

a welding core straightening and blanking device of an automatic welding machine comprises a supporting structure, a guide assembly, a straightening assembly and a blanking assembly, wherein the supporting structure comprises a vertical plate, an upper supporting plate and a lower supporting plate, the upper supporting plate and the lower supporting plate are respectively connected to the upper end and the lower end of the vertical plate and extend at the same side, the guide assembly comprises a guide buffer frame and a first guide sleeve, the guide buffer frame is of a Z-shaped structure, the lower end of the guide buffer frame is connected to the top surface of the upper supporting plate, the main body of the guide buffer frame extends upwards, the tail end of the upper part of the guide buffer frame is provided with a through hole, and the through hole is internally provided with the first;

the blanking assembly is arranged in a space between the upper supporting plate and the lower supporting plate, the vertical plate is provided with a driving wheel as a power input wheel, the blanking assembly comprises a connecting arm with an L-shaped main body, the connecting arm comprises a first connecting arm and a second connecting arm, the first connecting arm is vertically arranged, the second connecting arm is horizontally arranged, the lower supporting plate is provided with a hinged seat, the joint of the first connecting arm and the second connecting arm is hinged on the hinged seat, the upper end of the first connecting arm is provided with a driven wheel, the second connecting arm extends across a blanking channel of a welding core, the free tail end of the second connecting arm is provided with a vertically arranged through hole, the lower supporting plate is provided with a vertically arranged screw rod corresponding to the through hole at the free tail end of the second connecting arm, the screw rod penetrates through the through hole at the free tail end of the second connecting arm, the upper section of the screw rod is in threaded connection, two ends of the spring are respectively abutted against the nut and the second connecting arm, and the driving wheel and the driven wheel are oppositely pressed in the horizontal direction at the position of the core wire blanking channel.

Preferably, the straightening assembly is arranged on the upper surface of the upper supporting plate and located right below the output port of the first guide sleeve, the straightening assembly comprises a straightening wheel mounting frame, a first straightening wheel and a second straightening wheel, the straightening wheel mounting frame is arranged and comprises a first supporting plate and a second supporting plate, the cross section of the straightening wheel mounting frame is L-shaped, the first straightening wheel and the second straightening wheel are vertically mounted on the first supporting plate and the second supporting plate through supporting shafts respectively, the first straightening wheel and the second straightening wheel are vertically staggered, vertical tangent planes of outer annular surfaces of the first straightening wheel and the second straightening wheel are on the same vertical line with the output port of the first guide sleeve, and the first straightening wheel and the second straightening wheel are matched for straightening the welding core.

Preferably, the upper support plate is provided with a through hole, the through hole is provided with a second guide sleeve, and the first guide sleeve and the second guide sleeve are opposite in vertical direction.

Preferably, the first guide sleeve and the second guide sleeve are both rubber pipe sleeves.

Preferably, the guide buffer frame main body is a curved plate.

Preferably, the outer annular surfaces of the driving wheel and the driven wheel are provided with anti-skid protrusions for increasing the friction force with the core wires.

Preferably, the outer annular surfaces of the first straightening wheel and the second straightening wheel are concave curved surfaces.

Use the utility model discloses a beneficial effect is:

this unloader is through the cooperation of first uide bushing cover and direction buffer frame for the external core wire main part transmission direction that enters into first this unloader changes vertical direction, and through the cooperation of alignment subassembly and the cooperation of second uide bushing, make the core wire enter into bearing structure back wholly be rectilinear state, and the alignment effect is obvious, makes automatic weld welding formula, and the welding seam is the straight line.

Through the cooperation of each subassembly in the unloading subassembly, through the cooperation of nut and spring and first linking arm and second linking arm promptly for the driving wheel that moves down to pressing the drive core wire and the counterpoint pressure from the driving wheel of following the driving can be adjusted, the core wire drive that is fit for different diameters, different specifications, different materials moves down.

Drawings

Fig. 1 is the utility model discloses automatic welding machine core wire alignment unloader's schematic structure.

Fig. 2 is the utility model discloses automatic welding machine core wire alignment unloader's side structure schematic diagram.

Fig. 3 is the sectional view of the straightening wheel mounting rack in the automatic welding machine core wire straightening and blanking device of the utility model.

Fig. 4 is the outer annular schematic view of the second straightening wheel in the automatic welding machine core wire straightening and discharging device of the utility model.

Fig. 5 is the outer annular surface schematic diagram of the driving wheel in the automatic welding machine core wire straightening and discharging device of the utility model.

The reference numerals include:

100-support structure, 110-riser, 120-upper support plate, 121-second guide sleeve, 130-lower support plate, 140-hinged seat, 210-guide buffer frame, 220-first guide sleeve, 310-alignment wheel mounting frame, 320-first alignment wheel, 330-second alignment wheel, 331-first support plate, 322-second support plate, 400-blanking component, 410-driving wheel, 420-driven wheel, 431-first connecting arm, 432-second connecting arm, 433-hinged point, 440-threaded rod, 450-nut, 460-spring, 470-motor, 480-reducer, 490-driving shaft.

Detailed Description

In order to make the purpose, technical solution and advantages of the present technical solution more clear, the present technical solution is further described in detail below with reference to specific embodiments. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present teachings.

As shown in fig. 1 to 5, the straightening and blanking device for the core wires of the automatic welding machine according to the embodiment includes a supporting structure 100, a guiding component, a straightening component and a blanking component 400, wherein the supporting structure 100 includes a vertical plate 110, an upper supporting plate 120 and a lower supporting plate 130, the upper supporting plate 120 and the lower supporting plate 130 are respectively connected to the upper end and the lower end of the vertical plate 110 and extend on the same side, the guiding component includes a guiding buffer frame 210 and a first guiding sleeve 220, the guiding buffer frame 210 is of a "Z" -shaped structure, the lower end of the guiding buffer frame is connected to the top surface of the upper supporting plate 120, the main body of the guiding buffer frame 210 extends upwards, the upper end of the guiding buffer frame 210 has a through hole, and the through hole is internally; the blanking assembly 400 is arranged in a space between the upper support plate 120 and the lower support plate 130, a driving wheel 410 serving as a power input wheel is arranged on the vertical plate 110, the blanking assembly 400 comprises a connecting arm with an L-shaped main body, the connecting arm comprises a first connecting arm 431 and a second connecting arm 432, the first connecting arm 431 and the second connecting arm 432 are vertically arranged, the lower support plate 130 is provided with a hinged seat 140, the joint of the first connecting arm 431 and the second connecting arm 432 is hinged on the hinged seat 140, the upper end of the first connecting arm 431 is provided with a driven wheel 420, the second connecting arm 432 extends across a welding core blanking channel, the free end of the second connecting arm 432 is provided with a through hole which is vertically arranged, the lower support plate 130 is provided with a screw rod which is vertically arranged corresponding to the through hole at the free end of the second connecting arm 432, the screw rod penetrates through the through hole at the free end of the second connecting arm 432, the upper section of the screw rod, the two ends of the spring 460 are respectively abutted against the nut 450 and the second connecting arm 432, and the driving wheel 410 and the driven wheel 420 are pressed oppositely in the horizontal direction at the position of the core wire blanking passage.

The alignment assembly sets up the upper surface at upper support plate 120, and be located first uide bushing 220 output port under, the alignment assembly includes alignment wheel mounting bracket 310, first alignment wheel 320 and second alignment wheel 330, wherein alignment wheel mounting bracket 310 sets up, alignment wheel mounting bracket 310 has first backup pad and second backup pad to constitute, and alignment wheel mounting bracket 310 cross-section is "L" shape, first alignment wheel 320 and second alignment wheel 330 are installed in first backup pad and second backup pad through back shaft vertically respectively, and first alignment wheel 320 and second alignment wheel 330 misplace from top to bottom and the vertical tangent plane of outer annular surface all with first uide bushing 220 output port on same perpendicular line, core is welded in the alignment in the cooperation of first alignment wheel 320 and second alignment wheel 330.

When the device is used, the core wires are inserted into the first guide sleeve 220, then inserted into the second guide sleeve 121 through the first straightening wheel 320 and the second straightening wheel 330, so as to enter the supporting structure 100, the core wires are attached to the driving wheel 410, then the driven wheel 420 is attached to the driving wheel 410, and then the nut 450 is rotated, so that the nut 450 drives the second connecting arm 432 to press downwards, so that the driven wheel 420 is attached to the driving wheel 410. And then the motor 470 is started, the motor 470 drives the driving shaft 490 to rotate through the reducer 480, whether the driving wheel 410 and the driven wheel 420 can drive the core wires to move downwards is observed, and if the core wires move downwards, the welding machine and the blanking device can be started to work simultaneously.

In this embodiment, before the core wires enter the first guiding sleeve 220, if the core wires move in a non-vertical direction, the guiding function after the core wires are provided by the deformation of the guiding buffer frame 210, in this embodiment, the guiding buffer frame 210 is made of a metal material, and if the core wires enter the first guiding sleeve 220 in a non-vertical direction, the core wires are substantially in a vertical state when entering the straightening assembly by the deformation of the main body of the guiding buffer frame 210.

After entering the straightening assembly, the core wires are further straightened by the straightening of the first straightening wheel 320 and the second straightening wheel 330 in both horizontal directions. If the core wires have a bend, they can be forcibly aligned by the first and second aligning

wheels

320 and 330.

After the core wires enter the second guiding sleeve 121, the core wires are substantially in a straight line, and it is understood that the inner diameter of the second guiding sleeve 121 should be smaller than the diameter of the first guiding sleeve 220, and it is noticed that the hardness of the second guiding sleeve 121 is greater, so that the core wires are more straight when entering the supporting structure 100 through the second guiding sleeve 121.

After entering the supporting structure 100, the core wires enter the pressing structure between the driving wheel 410 and the driven wheel 420, in this embodiment, the power shaft of the motor 470 is connected to the input end of the speed reducer 480, the driving shaft 490 is connected to the output end of the speed reducer 480, the driving shaft 490 passes through the through hole on the vertical plate 110 to connect with the driving wheel 410 and can drive the driving wheel 410 to rotate, and it can be understood that a bearing is disposed at the hole on the vertical plate 110 passing through the driving shaft 490.

In this embodiment, threaded rod 440 is vertical, and nut 450 threaded connection is on threaded rod 440 simultaneously, and drive nut 450 moves down, can apply bigger pressure to the left end of second linking arm 432 through spring 460, and then through second linking arm 432 and first linking arm 431 for follow driving wheel 420 provides bigger pressure to the action wheel 410 direction, and action wheel 410 and follow driving wheel 420 provide more clamping-force to the welding core promptly. After the driving wheel 410 and the driven wheel 420 are clamped, the core wires can be driven by the driving wheel 410 to be pulled downwards.

In this embodiment, the top of the welded seat is hinged at the joint of the first connecting arm 431 and the second connecting arm 432, i.e. at the hinge point 433.

Preferably, the upper support plate 120 has a through hole, the through hole is provided with a second guide sleeve 121, and the first guide sleeve 220 and the second guide sleeve 121 are vertically opposite. The first guide sleeve 220 and the second guide sleeve 121 are both rubber pipe sleeves, and the rubber pipe sleeves are low in cost and have good deformation correction capacity.

In this embodiment, the guide buffer frame 210 includes an upper horizontal plate and a lower horizontal plate, the guide buffer frame 210 is connected to the top surface of the upper support plate 120 through the lower horizontal plate and a screw, and the first guide sleeve 220 is installed in the middle of the upper horizontal plate.

In this embodiment, the second connecting arm 432 and the lower supporting plate 130 are provided with through holes corresponding to the core wire blanking channel to avoid the core wires.

The main body of the guide buffer bracket 210 is a curved plate, and more particularly, a vertical portion of the guide buffer bracket 210 may be a curved plate to provide deformation and buffering in various directions.

As shown in fig. 5, the outer circumferential surfaces of the driving pulley 410 and the driven pulley 420 are provided with anti-slip protrusions for increasing friction force with the core wires, providing better friction force.

As shown in fig. 4, the outer annular surfaces of the first straightening wheel 320 and the second straightening wheel 330 are concave curved surfaces, which facilitates the core wires to enter into the effective straightening area of the first straightening wheel 320 and the second straightening wheel 330, i.e. the groove of the outer annular surface.

In this embodiment, alignment wheel mounting bracket 310 includes a first alignment plate 331 and a second alignment plate 332, and alignment wheel mounting bracket 310 is "L" shaped in cross-section to facilitate mounting of first alignment wheel 320 and second alignment wheel 330.

The foregoing is only a preferred embodiment of the present invention, and many variations can be made in the specific embodiments and applications of the present invention by those skilled in the art without departing from the spirit of the present invention.

Claims

1. The utility model provides an automatic welding machine core-wire alignment unloader which characterized in that: the welding core straightening mechanism comprises a supporting structure, a guiding assembly, a straightening assembly and a blanking assembly, wherein the supporting structure comprises a vertical plate, an upper supporting plate and a lower supporting plate, the upper supporting plate and the lower supporting plate are respectively connected to the upper end and the lower end of the vertical plate and extend on the same side, the guiding assembly comprises a guiding buffer frame and a first guide sleeve, the guiding buffer frame is of a Z-shaped structure, the lower end of the guiding buffer frame is connected to the top surface of the upper supporting plate, the main body of the guiding buffer frame extends upwards, the tail end of the upper part of the guiding buffer frame is provided with a through hole, and a first guide sleeve for guiding;

2. The automatic welding machine core wire straightening and blanking device of claim 1, wherein: the straightening assembly is arranged on the upper surface of the upper supporting plate and located under the output port of the first guide sleeve, the straightening assembly comprises a straightening wheel mounting frame, a first straightening wheel and a second straightening wheel, the straightening wheel mounting frame is arranged and is composed of a first supporting plate and a second supporting plate, the cross section of the straightening wheel mounting frame is L-shaped, the first straightening wheel and the second straightening wheel are respectively mounted on the first supporting plate and the second supporting plate through supporting shafts in a vertical mode, the first straightening wheel and the second straightening wheel are vertically staggered, the vertical tangent plane of the outer annular surface of the first straightening wheel and the vertical tangent plane of the second straightening wheel are both on the same vertical line with the output port of the first guide sleeve, and the first straightening wheel and the second straightening wheel are matched to straighten the welding core.

3. The automatic welding machine core wire straightening and blanking device of claim 1, wherein: the upper supporting plate is provided with a through hole, the through hole is provided with a second guide sleeve, and the first guide sleeve and the second guide sleeve are opposite in vertical direction.

4. The automatic welding machine core wire straightening and blanking device of claim 3, wherein: the first guide sleeve and the second guide sleeve are both rubber pipe sleeves.

5. The automatic welding machine core wire straightening and blanking device of claim 1, wherein: the guide buffer frame main part is a curved plate.

6. The automatic welding machine core wire straightening and blanking device of claim 1, wherein: and the outer ring surfaces of the driving wheel and the driven wheel are provided with anti-skid protrusions for increasing the friction force with the welding core.

7. The automatic welding machine core wire straightening and blanking device of claim 2, wherein: the outer ring surfaces of the first straightening wheel and the second straightening wheel are concave curved surfaces.