CN116214001A - Alloy welding wire preparation facilities - Google Patents
Alloy welding wire preparation facilities Download PDFInfo
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- CN116214001A CN116214001A CN202310497762.6A CN202310497762A CN116214001A CN 116214001 A CN116214001 A CN 116214001A CN 202310497762 A CN202310497762 A CN 202310497762A CN 116214001 A CN116214001 A CN 116214001A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The invention relates to the field of welding wire preparation, in particular to an alloy welding wire preparation device which comprises a workbench, wherein a driving unit is arranged on the workbench; the driving unit comprises a screw rod and a sliding block; a sliding groove is formed in the workbench, the sliding groove is rotationally connected with a screw rod, the sliding block slides in the sliding groove, and the screw rod is in transmission connection with the sliding block; the slide block is provided with a conveying unit; according to the alloy welding wire preparation device, the electrode wire is fixed through the conveying wheel, the end part of the electrode wire can be stabilized, then the groove is formed in the welding table, and when the electrode wire is close to the electrode wire, the moving path of the end part of the electrode wire is restrained, so that the end parts of the electrode wire are stably attached together, the alloy welding wire preparation device can be suitable for welding electrode wires with various diameters, meanwhile, dislocation attachment welding of the end parts of the electrode wire is avoided, and the electrode wire at the later stage can smoothly penetrate when entering a die.
Description
Technical Field
The invention relates to the field of welding wire preparation, in particular to an alloy welding wire preparation device.
Background
The alloy welding wire is used as filling metal or as a metal wire welding material for conducting at the same time, has the characteristics of high strength, good plasticity, cold and hot deformation, processing forming and welding, and is widely applied along with the continuous development of infrastructure and the progress of industrial equipment.
The alloy welding wire generally comprises electrode wires of an inner core and slag on the outer surface, when the electrode wires are produced, the electrode wires are formed through casting, then rolled through a rolling wheel casting forming part, and during each casting, quantitative raw materials are added, so that the electrode wires with specified length are quantitatively produced, when slag is attached to the surfaces of the electrode wires, broken electrode wires are fixedly connected together, and slag is conveniently attached to the surfaces of the whole electrode wires;
the existing electrode wire fixedly connecting mode is generally manual operation, firstly, the end parts of two electrode wires are aligned and attached together, then the end parts of the two electrode wires are respectively supplied with current, the current melts the electrode wires, and then the electrode wires are solidified together; the diameter of the existing electrode wire can be as small as 1.2mm or even smaller, so that the end parts of the electrode wire are difficult to accurately and oppositely align, when the electrode wire is electrified, melted and fixedly connected, the end parts of the electrode wire are easy to mutually coincide, the electrode wire is solidified to be in a convex state after being melted, the electrode wire cannot be embedded into a die in the preparation process of an alloy ingot, and the forging die is extruded and damaged in severe cases.
Therefore, an alloy welding wire preparing apparatus is proposed to solve the above problems.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to an alloy welding wire preparation device which comprises a workbench, wherein a driving unit is arranged on the workbench; the driving unit comprises a screw rod and a sliding block; a sliding groove is formed in the workbench, the sliding groove is rotationally connected with a screw rod, the sliding block slides in the sliding groove, and the screw rod is in transmission connection with the sliding block; the slide block is provided with a conveying unit; the conveying unit comprises a bottom plate and a top plate, vertical rods are fixedly connected to the corners of the upper surface of the sliding block, the bottom plate and the top plate are fixedly connected to the vertical rods up and down, rotary supports are symmetrically and fixedly connected to the upper surface of the bottom plate and the lower surface of the lower top plate respectively, conveying wheels are rotatably arranged in the rotary supports, a plurality of clamping teeth are uniformly and fixedly connected to the outer ring of each conveying wheel, the upper conveying wheel and the lower conveying wheel are in rubbing connection through the clamping teeth, and an annular groove is formed in the middle position of the outer ring of each conveying wheel; two ends of the upper conveying wheel are fixedly connected with rotating shafts, two adjacent vertical rods on the same side are provided with H-shaped connecting plates, and the end parts of the rotating shafts penetrate through the transverse parts of the connecting plates;
a welding unit is arranged in the middle of the upper surface of the workbench; the welding unit comprises a welding table, a groove is formed in the middle of the welding table, and the groove is formed along the length direction of the workbench; according to the alloy welding wire preparation device, the electrode wire is fixed through the conveying wheel, the end part of the electrode wire can be stabilized, then the groove is formed in the welding table, and when the electrode wire is close to the electrode wire, the moving path of the end part of the electrode wire is restrained, so that the end parts of the electrode wire are stably attached together, the alloy welding wire preparation device can be suitable for welding electrode wires with various diameters, meanwhile, dislocation attachment welding of the end parts of the electrode wire is avoided, and the electrode wire at the later stage can smoothly penetrate when entering a die.
Preferably, the two conveying wheels are provided with guide units at positions opposite to the workbench; the guide unit comprises a guide pipe in a truncated cone shape and a connecting rod; the larger end face of the guide pipe is opposite to a gap between the upper and lower adjacent conveying wheels, the outer side wall of the guide pipe is fixedly connected with a connecting rod, the end part of the connecting rod is fixedly connected to the connecting plate, and the smaller end face of the guide pipe points to the groove position; the effect of stand pipe, firstly, the tip of guide wire electrode removes, guides the wire electrode to the welding bench, prevents that the tip of wire electrode from extending too long, and downward sloping is askew, leads to the tip of wire electrode unable to extend to the welding bench, and secondly stabilizes the wire electrode, prevents that the tip of wire electrode from shaking, can't be accurate and arrange in the recess fast, influences welding efficiency.
Preferably, a cutting unit is arranged on the top plate; the cutting unit comprises a transverse plate, wherein the transverse plate is fixedly connected to opposite side walls of the two top plates, a rectangular opening is formed in the transverse plate, the rectangular opening is close to the tail end of the transverse plate, guide rods are symmetrically arranged in the rectangular opening, the guide rods are arranged along the length direction of the workbench, a driving block is connected to the guide rods in a sliding manner, springs are arranged on the side walls of the driving block, the springs are sleeved on the guide rods, an air cylinder is fixedly connected to the driving block, the output end of the air cylinder points to the workbench, a sliding hole is formed in the end face of the transverse plate, the sliding hole penetrates into the rectangular opening, and the sliding hole is in sliding connection with the extrusion block; the output end faces of the motors are horizontally arranged, and the output ends of the motors are fixedly connected with cutting wheels; the cylinder moves down the motor, drives the motor to rotate simultaneously, drives the cutting wheel to rotate, and cuts off irregular parts at the end parts of the electrode wires when the cutting wheel is slowly close to the electrode wires.
Preferably, a plurality of telescopic grooves are formed in the conveying wheel, the telescopic grooves are formed in a circumferential array, the grooves of the telescopic grooves penetrate into the annular grooves, extrusion plates are arranged in the telescopic grooves, the inner ends of the extrusion plates are connected in the telescopic grooves in a sliding mode through pressure springs, and the outer ends of the extrusion plates protrude out of the surfaces of the annular grooves; through setting up the stripper plate on the transfer wheel, the outer end edge extrusion of stripper plate is at the surface of wire electrode, and the transfer between increase wire electrode and the transfer wheel through the stripper plate is stable, prevents that the transfer wheel from rubbing when conveying wire electrode, takes place to slide between wire electrode and the ring channel, causes the invalid conveying of wire electrode, and the stripper plate passes through pressure spring sliding connection at the expansion tank simultaneously, can be adapted to the wire electrode conveying of multiple diameter.
Preferably, the outer end of each extrusion plate is provided with a notch which is arc-shaped; the notch is formed in the edge of the outer end of the extrusion plate, and when the extrusion plate extrudes the electrode wire, the electrode wire is wrapped by the notch, so that the electrode wire is restrained from moving along the front and back directions of the notch, and the electrode wire is prevented from being deviated into a gap between the extrusion plate and the annular groove to be clamped.
Preferably, a pressing unit is arranged on the welding table; the pressing unit comprises a cover plate, one side of the cover plate is rotationally connected to one side of the upper surface of the welding table through a torsion spring, a semicircular round groove is formed in the middle of the lower surface of the cover plate, and the round groove is arranged along the length direction of the workbench; the end of the electrode wire may tilt upwards and bend downwards or be in a straight state; for the state of upwarping, the tip of wire electrode is difficult to attach, when the wire electrode is continued to be close to again, the dislocation attached together can appear in the tip of wire electrode, for this reason set up press the unit, when the tip of wire electrode extends to the welding bench upper surface, rotate the apron, the apron suppresses the tip of wire electrode, and in the suppression recess, and the apron passes through the torsional spring and rotates to be connected on the welding bench, the apron can be with the tip steady voltage of wire electrode in the recess, afterwards the wire electrode is continued to the conveying in again, the tip of wire electrode can be steadily attached together at this moment, guarantee welded planarization.
Preferably, two through grooves are symmetrically formed in the middle of the upper surface of the cover plate, one side of the upper surface of the cover plate is rotationally connected with a compression bar, an electric connection plate is fixedly connected to the middle of the compression bar, the electric connection plate extends towards the direction in the through grooves, the end part of the compression plate is bent to form 90 degrees, hooks are arranged at the end part of the compression plate and are hooked in clamping grooves formed in the vertical side wall of the welding table; the wire electrode conveys at the apron lower surface, the setting of apron can cover the tip of wire electrode, influence and observe the attached condition of wire electrode tip, offer logical groove for this reason on the apron, conveniently observe wire electrode position point on the welding bench, set up the depression bar simultaneously, and the electric connection board that the cooperation leads to the groove setting, the depression bar drives the electric connection board and extends to logical inslot, the tip of electric connection board stabilizes the tip of wire electrode in the recess, the hook of depression bar tip is in the draw-in groove simultaneously, can make the electric connection board steady voltage on the wire electrode, connect the external power of electric connection board electrical property, when the tip at the wire electrode is pressed respectively to the electric connection board, the attached tip face butt fusion of wire electrode is together.
Preferably, a polishing unit is arranged on the outer side of the conveying unit; the polishing unit comprises two semicircular polishing blocks, the outer surfaces of the polishing blocks are provided with embedded grooves up and down, elastic pieces are arranged in the embedded grooves, two ends of each elastic piece are embedded in the embedded grooves, the back surfaces of the elastic pieces are fixedly connected with L-shaped rods, and the end parts of the L-shaped rods are fixedly connected with connecting plates; after the electrode wire ends are welded together, the surface of the welding point has a protruding melting point, the melting point also can prevent slag from adhering to the surface of the electrode wire, the melting point position possibly cannot effectively adhere to slag, after the electrode wire ends are welded together, the transmission wheel is rotated to transmit the welding point on the electrode wire to the polishing block, and the transmission wheel is rotated in the reverse direction and the forward direction, so that the welding point moves back and forth in the polishing block to polish the protruding melting point smoothly.
Preferably, the inner surface of the polishing block is provided with a plurality of chip removal holes, and the chip removal holes penetrate through to the outer surface of the polishing block; the piece is polished to the fusing point when producing the piece, and the piece can not in time be discharged and polish the piece, and the piece then can hinder the piece internal surface of polishing and effectively polish to the fusing point, and for this reason the dead chip removal hole of card on polishing the piece, the piece that produces of polishing can in time be discharged through the chip removal hole, guarantees the piece of polishing to the fusing point.
Preferably, a plurality of salient points are uniformly arranged on the inner surface of the notch; the salient points are arranged in the notch, so that the extrusion pressure of the notch and the wire electrode is increased, the conveying stability of the notch to the wire electrode can be further increased, meanwhile, the distance between adjacent salient points is smaller than the diameter of the wire electrode, and the wire electrode is prevented from being embedded in the adjacent salient points.
The invention has the advantages that:
1. according to the alloy welding wire preparation device, the electrode wire is fixed through the conveying wheel, the end part of the electrode wire can be stabilized, and then the groove is formed in the welding table, so that the moving path of the end part of the electrode wire can be restrained when the electrode wire is close, the end parts of the electrode wire are stably attached together, the alloy welding wire preparation device can be suitable for welding electrode wires with various diameters, meanwhile, dislocation attachment welding of the end parts of the electrode wire is avoided, and the electrode wire at the later stage can be smoothly penetrated when the electrode wire is put into a die.
2. According to the invention, by arranging the cutting unit, irregular parts of the electrode wire end are cut off, so that after the electrode wire is placed in the groove, the electrode wire end can be stably attached together, and the welding flatness and regularity are ensured.
Drawings
FIG. 1 is a perspective view of an alloy wire manufacturing apparatus according to an embodiment I;
FIG. 2 is a perspective view of a welding table according to the first embodiment;
FIG. 3 is a perspective view of a transfer wheel according to a first embodiment;
fig. 4 is a perspective view of a conveying unit in the first embodiment;
FIG. 5 is a perspective view of a cutting unit according to the first embodiment;
fig. 6 is a perspective view of a pressing unit in the first embodiment;
FIG. 7 is a perspective view of a polishing unit according to the first embodiment;
FIG. 8 is a perspective view showing the cooperation of the squeeze plate and the transfer wheel in the first embodiment;
fig. 9 is a perspective view of the pressing plate in the first embodiment;
fig. 10 is a perspective view showing the fit of the recess and the bump in the second embodiment.
In the figure: 1. a work table; 2. a screw rod; 3. a slide block; 4. a chute; 5. a bottom plate; 6. a top plate; 7. a vertical rod; 8. a transfer wheel; 9. latch teeth; 10. an annular groove; 11. a rotating shaft; 12. a splice plate; 13. a welding table; 14. a groove; 15. a guide tube; 16. a connecting rod; 17. a cross plate; 18. a rectangular opening; 19. a guide rod; 20. a driving block; 21. a spring; 22. a cylinder; 23. extruding a block; 24. a motor; 25. a cutting wheel; 26. a telescopic slot; 27. an extrusion plate; 28. a pressure spring; 29. a notch; 30. a cover plate; 31. a circular groove; 32. a through groove; 33. a compression bar; 34. a power connection plate; 35. a hook; 36. a clamping groove; 37. polishing the block; 38. an embedding groove; 39. a spring plate; 40. an L-shaped rod; 41. chip removal holes; 42. and (5) protruding points.
Description of the embodiments
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Embodiment one: referring to fig. 1, 2, 3, 4 and 5, an alloy welding wire preparing apparatus includes a workbench 1, wherein a driving unit is provided on the workbench 1; the driving unit comprises a screw rod 2 and a sliding block 3; a sliding groove 4 is formed in the workbench 1, the sliding groove 4 is rotationally connected with a screw rod 2, a sliding block 3 slides in the sliding groove 4, and the screw rod 2 is in transmission connection with the sliding block 3; the slide block 3 is provided with a conveying unit; the conveying unit comprises a bottom plate 5 and a top plate 6, vertical rods 7 are fixedly connected to the corners of the upper surface of the sliding block 3, the bottom plate 5 and the top plate 6 are fixedly connected to the vertical rods 7 in an up-down mode, rotary supports are symmetrically fixedly connected to the upper surface of the bottom plate 5 and the lower surface of the lower top plate 6 respectively, conveying wheels 8 are rotatably arranged in the rotary supports, a plurality of clamping teeth 9 are uniformly fixedly connected to the outer ring of each conveying wheel 8, the upper conveying wheel 8 and the lower conveying wheel 8 are in rubbing connection through the clamping teeth 9, and annular grooves 10 are formed in the middle positions of the outer rings of the conveying wheels 8; two ends of the upper conveying wheel 8 are fixedly connected with rotating shafts 11, two adjacent vertical rods 7 on the same side are provided with H-shaped connecting plates 12, and the end parts of the rotating shafts 11 penetrate through the transverse parts of the connecting plates 12;
a welding unit is arranged in the middle of the upper surface of the workbench 1; the welding unit comprises a welding table 13, a groove 14 is formed in the middle of the welding table 13, and the groove 14 is formed along the length direction of the workbench 1;
the end part of the screw rod 2 is connected with an external motor, the motor drives the screw rod 2 to rotate, the screw rod 2 is in transmission connection with the sliding block 3, and the sliding block 3 moves back and forth along the sliding groove 4; during operation, the ends of two electrode wires penetrate along a gap between the upper conveying wheel 8 and the lower conveying wheel 8, the electrode wires are extruded in the annular groove 10, then the rotating shaft 11 is rotated by a spanner tool, the rotating shaft 11 drives the upper conveying wheel 8 to rotate, meanwhile, the conveying wheels 8 are meshed and transmitted through the clamping teeth 9, the upper conveying wheel 8 and the lower conveying wheel 8 synchronously rotate, the extruding and rubbing electrode wires are conveyed towards the middle position of the workbench 1, the ends of the electrode wires extend out to form a part, then the rotation of the conveying wheel 8 is stopped, then a motor is driven, the sliding block 3 drives the two conveying units to mutually approach, and finally the ends of the electrode wires on the conveying units are arranged on the upper surface of the welding table 13, the ends of the electrode wires are extruded together, and due to the constraint of the groove 14, the ends of the electrode wires can be stably attached together, then the ends of the electrode wires are connected into the electrode wires on the welding table 13, and the ends of the electrode wires are melted and then solidified together; according to the alloy welding wire preparation device, the electrode wire is fixed through the conveying wheel 8, the end part of the electrode wire can be stabilized, then the groove 14 is formed in the welding table 13, and when the electrode wire is close to the electrode wire, the moving path of the end part of the electrode wire is restrained, so that the end parts of the electrode wire are stably attached together, the alloy welding wire preparation device can be suitable for welding electrode wires with various diameters, meanwhile, dislocation attachment welding of the end parts of the electrode wire is avoided, and the electrode wire at the later stage can smoothly penetrate when entering a die.
Referring to fig. 1 and 5, two of the transfer wheels 8 are provided with guide units at positions opposite to the table 1; the guide unit comprises a guide pipe 15 in a truncated cone shape and a connecting rod 16; the larger end face of the guide pipe 15 is opposite to the gap between the upper and lower adjacent conveying wheels 8, the outer side wall of the guide pipe 15 is fixedly connected with a connecting rod 16, the end part of the connecting rod 16 is fixedly connected on the connecting plate 12, and the smaller end face of the guide pipe 15 points to the position of the groove 14; the guide tube 15 is in a round table shape, the diameter of the larger end face port of the guide tube 15 is larger than that of the smaller end face port of the guide tube 15, the large end port of the guide tube 15 is opposite to the entering direction of the electrode wire, the axis of the guide tube 15 is opposite to a gap between the upper conveying wheel 8 and the lower conveying wheel 8, the electrode wire is rubbed by the conveying wheels 8 and moves inwards towards the guide tube 15, the end part of the electrode wire extends towards the welding table 13 along the guide tube 15, the end part of the electrode wire is guided to the welding table 13 under the action of the guide tube 15, the electrode wire is guided to the welding table 13 to be prevented from extending too long and tilting downwards, the end part of the electrode wire cannot extend to the welding table 13, the electrode wire is stabilized, the end part of the electrode wire is prevented from shaking, and the electrode wire cannot be accurately and quickly placed in the groove 14, so that the welding efficiency is affected.
Referring to fig. 1, 4 and 5, the top plate 6 is provided with a cutting unit; the cutting unit comprises a transverse plate 17, wherein the transverse plate 17 is fixedly connected to opposite side walls of two top plates 6, a rectangular opening 18 is formed in the transverse plate 17, the rectangular opening 18 is close to the tail end of the transverse plate 17, guide rods 19 are symmetrically arranged in the rectangular opening 18, the guide rods 19 are arranged along the length direction of the workbench 1, a driving block 20 is connected to the guide rods 19 in a sliding mode, springs 21 are arranged on the side walls of the driving block 20, the springs 21 are sleeved on the guide rods 19, an air cylinder 22 is fixedly connected to the driving block 20, the output end of the air cylinder 22 points to the workbench 1, sliding holes are formed in the end faces of the transverse plate 17, the sliding holes penetrate into the rectangular opening 18, and extrusion blocks 23 are connected in the sliding holes in a sliding mode; the output end of the cylinder 22 is fixedly connected with a motor 24, the output ends of the two motors 24 are oppositely arranged, the output end surface of the motor 24 is horizontally arranged, and the output end of the motor 24 is fixedly connected with a cutting wheel 25; the end of the wire electrode is uneven and may be sheared by the wire cutting pliers, or the cast end is uneven, and the end of the wire electrode is uneven and cannot be embedded in the groove 14, so that the wire electrode needs to be cut; for this purpose, by providing a cutting unit, the transfer wheel 8 transfers the end of the wire electrode to the welding table 13, and the irregular part of the end of the wire electrode extends to protrude from the smaller end surface of the guide tube 15, and the smaller end surface of the guide tube 15 is located below the cutting wheel 25, the guide tube 15 can provide supporting effect for the wire electrode, so that the cutting wheel 25 more stably cuts off the irregular part of the end of the wire electrode, after the irregular part of the wire electrode protrudes from the guide wheel 15, the transfer wheel 8 stops rotating, then the cylinder 22 is driven, the motor 24 is moved downwards, the motor 24 is driven to rotate, the cutting wheel 25 is driven to rotate, when the cutting wheel 25 slowly approaches the wire electrode, the irregular part of the end of the wire electrode is cut off, then the motor 24 stops rotating, the cylinder 22 resets, the driving screw 2 drives the sliding block 3 to move, the two transfer units approach each other, during the approaching process, the two extrusion blocks 23 on the cross plate 17 are mutually extruded, and the driving block 20 moves backwards, the end of the wire electrode together with the motor 24 and the cutting wheel 25 gradually extends to the welding table 13, and is embedded in the welding groove 14 after that current is connected.
Referring to fig. 3, 5, 8 and 9, a plurality of expansion grooves 26 are formed in the conveying wheel 8, the expansion grooves 26 are formed in a circumferential array, the grooves of the expansion grooves 26 penetrate into the annular groove 10, an extrusion plate 27 is arranged in the expansion grooves 26, the inner end of the extrusion plate 27 is slidably connected in the expansion grooves 26 through a pressure spring 28, and the outer end of the extrusion plate 27 protrudes out of the surface of the annular groove 10; through setting up stripper plate 27 on transfer wheel 8, the outer end edge extrusion of stripper plate 27 is at the surface of wire electrode, through the conveying stability between stripper plate 27 increase wire electrode and the transfer wheel 8, prevents that transfer wheel 8 from rubbing when conveying wire electrode, takes place to slide between wire electrode and the ring channel 10, causes the invalid conveying of wire electrode, and stripper plate 27 passes through pressure spring 28 sliding connection at expansion groove 26 simultaneously, can be adapted to the wire electrode conveying of multiple diameter.
Referring to fig. 9, the outer end of each pressing plate 27 is provided with a notch 29, and the notch 29 is arc-shaped; the notch 29 is formed in the outer end edge of the extrusion plate 27, and when the extrusion plate 27 extrudes the wire electrode, the wire electrode is wrapped by the notch 29, so that the wire electrode is restrained from moving along the front and back directions of the notch 29, and the wire electrode is prevented from being deviated into a gap between the extrusion plate 27 and the annular groove 10 to be clamped.
Referring to fig. 2 and 6, the welding table 13 is provided with a pressing unit; the pressing unit comprises a cover plate 30, one side of the cover plate 30 is rotationally connected to one side of the upper surface of the welding table 13 through a torsion spring, a semicircular round groove 31 is formed in the middle of the lower surface of the cover plate 30, and the round groove 31 is arranged along the length direction of the workbench 1; the end of the electrode wire may tilt upwards and bend downwards or be in a straight state; for the state of upwarping, the tip of wire electrode is difficult to attach, when the wire electrode is continued to be close to again, the dislocation is attached together can appear in the tip of wire electrode, for this reason set up press unit, when the tip of wire electrode extends to welding bench 13 upper surface, rotate apron 30, apron 30 suppresses the tip of wire electrode, and in the suppression recess 14, and apron 30 passes through torsional spring rotation to be connected on welding bench 13, apron 30 can be with the tip steady voltage of wire electrode in recess 14, afterwards the wire electrode is conveyed to the centre again, the tip of wire electrode can be stably attached together at this moment, guarantee welded planarization.
Referring to fig. 2 and 6, two through slots 32 are symmetrically formed in the middle position of the upper surface of the cover plate 30, one side of the upper surface of the cover plate 30 is rotationally connected with a pressing rod 33, an electric connection plate 34 is fixedly connected in the middle position of the pressing rod 33, the electric connection plate 34 extends towards the inside of the through slots 32, the end part of the pressing plate is bent to form 90 degrees, a hook 35 is arranged at the end part of the pressing plate, and the hook 35 is hooked in a clamping slot 36 formed in the vertical side wall of the welding table 13; the wire electrode conveys at apron 30 lower surface, apron 30's setting can cover the tip of wire electrode, influence the attached condition of observation wire electrode tip, for this reason set up logical groove 32 on apron 30, conveniently observe the wire electrode and put the position point on welding bench 13, set up depression bar 33 simultaneously, and the electric connection board 34 that the cooperation leads to groove 32 to set up, depression bar 33 drives electric connection board 34 and extends to logical inslot 32, the tip of electric connection board 34 is with the tip steady voltage of wire electrode in recess 14, simultaneously the hook 35 of depression bar 33 tip hooks in draw-in groove 36, can make electric connection board 34 steady voltage on the wire electrode, connect electric connection board 34 electrical property external power source, when electric connection board 34 presses respectively at the tip of wire electrode, the electric current is put into on the wire electrode, the welding of wire electrode attached tip face together.
Referring to fig. 1, 4 and 7, a polishing unit is provided at the outer side of the transfer unit; the polishing unit comprises two semicircular polishing blocks 37, an embedding groove 38 is formed in the outer surface of each polishing block 37 up and down, a spring piece 39 is arranged in each embedding groove 38, two ends of each spring piece 39 are embedded in each embedding groove 38, an L-shaped rod 40 is fixedly connected to the back of each spring piece 39, and the end part of each L-shaped rod 40 is fixedly connected to the connecting plate 12; after the electrode wire ends are welded together, the surface of the welding point has a protruding melting point, the melting point also can prevent slag from adhering to the surface of the electrode wire, the melting point position can not effectively adhere to slag, after the electrode wire ends are welded together, the transmission wheel 8 is rotated to transmit the welding point on the electrode wire into the polishing block 37, and the transmission wheel 8 is rotated in the reverse direction and the forward direction, so that the welding point moves back and forth in the polishing block 37 to polish the protruding melting point to be smooth;
the electrode wire is welded in the groove 14, the protruding melting point of the welding point is naturally limited by the inner surface of the groove 14, the pressing rod 33 is rotationally taken down after welding, the cover plate 30 is opened, the electrode wire is lifted up at the moment, the welding position on the electrode wire is picked out of the groove 14, and then the electrode wire is conveyed, so that the problem that the groove 14 hinders the movement of the electrode wire is avoided.
Referring to fig. 7, the inner surface of the polishing block 37 is provided with a plurality of chip removing holes 41, and the chip removing holes 41 penetrate to the outer surface of the polishing block 37; the polishing block 37 produces fragments when polishing the melting point, the fragments cannot be timely discharged from the polishing block 37, and the fragments can prevent the inner surface of the polishing block 37 from effectively polishing the melting point, so that chip removal holes 41 are blocked on the polishing block 37, and the fragments produced by polishing can be timely discharged through the chip removal holes 41, so that the polishing of the melting point by the polishing block 37 is ensured.
Embodiment two: referring to fig. 10, in a first comparative example, as another embodiment of the present invention, a plurality of bumps 42 are uniformly provided on the inner surface of the recess 29; the protruding points 42 are arranged in the notch 29, so that the extrusion pressure of the notch 29 and the wire electrode is increased, the conveying stability of the notch 29 to the wire electrode can be further improved, meanwhile, the distance between every two adjacent protruding points 42 is smaller than the diameter of the wire electrode, and the wire electrode is prevented from being embedded in the adjacent protruding points 42.
Working principle: the end part of the screw rod 2 is connected with an external motor, the motor drives the screw rod 2 to rotate, the screw rod 2 is in transmission connection with the sliding block 3, and the sliding block 3 moves back and forth along the sliding groove 4; during operation, the ends of two electrode wires penetrate along a gap between the upper conveying wheel 8 and the lower conveying wheel 8, the electrode wires are extruded in the annular groove 10, then the rotating shaft 11 is rotated by a spanner tool, the rotating shaft 11 drives the upper conveying wheel 8 to rotate, meanwhile, the conveying wheels 8 are meshed and transmitted through the clamping teeth 9, the upper conveying wheel 8 and the lower conveying wheel 8 synchronously rotate, the extruding and rubbing electrode wires are conveyed towards the middle position of the workbench 1, the ends of the electrode wires extend out to form a part, then the rotation of the conveying wheel 8 is stopped, then a motor is driven, the sliding block 3 drives the two conveying units to mutually approach, and finally the ends of the electrode wires on the conveying units are arranged on the upper surface of the welding table 13, the ends of the electrode wires are extruded together, and due to the constraint of the groove 14, the ends of the electrode wires can be stably attached together, then the ends of the electrode wires are connected into the electrode wires on the welding table 13, and the ends of the electrode wires are melted and then solidified together; according to the alloy welding wire preparation device, the electrode wire is fixed through the conveying wheel 8, the end part of the electrode wire can be stabilized, and then the groove 14 is formed in the welding table 13, so that the moving path of the end part of the electrode wire can be restrained when the electrode wire approaches, the end parts of the electrode wire are stably attached together, the alloy welding wire preparation device can be suitable for welding electrode wires with various diameters, and meanwhile, the misplacement attachment welding of the end parts of the electrode wire is avoided, so that the electrode wire at the later stage can smoothly penetrate when entering a die;
the guide tube 15 is in a truncated cone shape, the diameter of the larger end face port of the guide tube 15 is larger than that of the smaller end face port of the guide tube 15, the large end port of the guide tube 15 is opposite to the entering direction of the electrode wire, the axis of the guide tube 15 is opposite to a gap between the upper conveying wheel 8 and the lower conveying wheel 8, the electrode wire is rubbed by the conveying wheel 8 and moves inwards towards the guide tube 15, the end part of the electrode wire extends towards the welding table 13 along the guide tube 15, and the end part of the electrode wire is guided to the welding table 13 under the action of the guide tube 15, so that the end part of the electrode wire is prevented from extending too long and tilting downwards, the end part of the electrode wire cannot extend to the welding table 13, and the electrode wire is stabilized, so that the end part of the electrode wire cannot be accurately and quickly placed in the groove 14, and the welding efficiency is affected;
the end of the wire electrode is uneven and may be sheared by the wire cutting pliers, or the cast end is uneven, and the end of the wire electrode is uneven and cannot be embedded in the groove 14, so that the wire electrode needs to be cut; for this purpose, by arranging a cutting unit, the transfer wheel 8 transfers the end of the wire electrode to the direction of the welding table 13, and extends the irregular part of the wire electrode to protrude out of the smaller end surface position of the guide tube 15, and stops rotating the transfer wheel 8, then the cylinder 22 is driven, the motor 24 is moved downwards by the cylinder 22, and simultaneously the motor 24 is driven to rotate, the cutting wheel 25 is driven to rotate, when the cutting wheel 25 slowly approaches the wire electrode, the irregular part of the wire electrode is cut off, then the motor 24 stops rotating, the cylinder 22 is reset, the screw rod 2 is driven to drive the sliding block 3 to move, the two transfer units approach each other, in the approaching process, the two extrusion blocks 23 on the transverse plate 17 are mutually extruded, and the extrusion driving block 20 moves backwards, the driving block 20 drives the motor 24 and the cutting wheel 25 to move backwards, and at the moment, the end of the wire electrode gradually extends to the welding table 13 and is embedded in the groove 14, and then the current is connected for welding;
the extrusion plate 27 is arranged on the conveying wheel 8, the outer end edge of the extrusion plate 27 is extruded on the surface of the electrode wire, the conveying stability between the electrode wire and the conveying wheel 8 is increased through the extrusion plate 27, the electrode wire and the annular groove 10 are prevented from sliding when the conveying wheel 8 is used for rubbing and conveying the electrode wire, invalid conveying of the electrode wire is caused, and meanwhile the extrusion plate 27 is connected with the telescopic groove 26 in a sliding manner through the pressure spring 28, so that the electrode wire conveying device can be suitable for conveying electrode wires with various diameters; a notch 29 is formed in the outer end edge of the extrusion plate 27, and when the extrusion plate 27 extrudes the electrode wire, the electrode wire is wrapped by the notch 29, so that the electrode wire is restrained from moving along the front and back directions of the notch 29 in the restraining process, and the electrode wire is prevented from being deviated into a gap between the extrusion plate 27 and the annular groove 10 to be clamped;
the end of the electrode wire may tilt upwards and bend downwards or be in a straight state; aiming at the upward tilting state, the end parts of the electrode wires are difficult to attach, when the electrode wires are continuously close, the end parts of the electrode wires are misplaced and attached together, therefore, a pressing unit is arranged, when the end parts of the electrode wires extend to the upper surface of the welding table 13, the cover plate 30 is rotated to press the end parts of the electrode wires and press the grooves 14, the cover plate 30 is rotationally connected to the welding table 13 through torsion springs, the extrusion force of the cover plate 30 on the electrode wires can stabilize the end parts of the electrode wires in the grooves 14, and then the electrode wires are continuously conveyed to the middle, and at the moment, the end parts of the electrode wires can be stably attached together to ensure the welding flatness;
the electrode wire is conveyed on the lower surface of the cover plate 30, the end part of the electrode wire can be covered by the arrangement of the cover plate 30, and the attachment condition of the end part of the electrode wire can be influenced, therefore, the through groove 32 is formed in the cover plate 30, the position point of the electrode wire on the welding table 13 can be conveniently observed, meanwhile, the pressing rod 33 and the electric connection plate 34 matched with the through groove 32 are arranged, the pressing rod 33 drives the electric connection plate 34 to extend into the through groove 32, the end part of the electric connection plate 34 stabilizes the end part of the electrode wire in the groove 14, meanwhile, the hook 35 at the end part of the pressing rod 33 is hooked in the clamping groove 36, so that the electric connection plate 34 stabilizes the electrode wire, the electric external power supply is connected to the electric connection plate 34, when the electric connection plate 34 is pressed on the end part of the electrode wire respectively, the electrode wire is connected with current, and the end part surfaces of the electrode wire are welded together;
after the electrode wire ends are welded together, the surface of the welding point has a protruding melting point, the melting point also can prevent slag from adhering to the surface of the electrode wire, the melting point position can not effectively adhere to slag, after the electrode wire ends are welded together, the transmission wheel 8 is rotated to transmit the welding point on the electrode wire into the polishing block 37, and the transmission wheel 8 is rotated in the reverse direction and the forward direction, so that the welding point moves back and forth in the polishing block 37 to polish the protruding melting point to be smooth; the polishing block 37 produces fragments when polishing the melting point, the fragments cannot be timely discharged from the polishing block 37, and the fragments can prevent the inner surface of the polishing block 37 from effectively polishing the melting point, so that chip removal holes 41 are blocked on the polishing block 37, and the fragments produced by polishing can be timely discharged through the chip removal holes 41, so that the polishing of the melting point by the polishing block 37 is ensured.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An alloy welding wire preparation facilities, its characterized in that: the automatic feeding device comprises a workbench (1), wherein a driving unit is arranged on the workbench (1); the driving unit comprises a screw rod (2) and a sliding block (3); a sliding groove (4) is formed in the workbench (1), the sliding groove (4) is rotationally connected with the screw rod (2), the sliding block (3) slides in the sliding groove (4), and the screw rod (2) is in transmission connection with the sliding block (3); the slide block (3) is provided with a conveying unit; the conveying unit comprises a bottom plate (5) and a top plate (6), wherein vertical rods (7) are fixedly connected to the corners of the upper surface of the sliding block (3), the bottom plate (5) and the top plate (6) are fixedly connected to the vertical rods (7) up and down, rotary supports are symmetrically and fixedly connected to the upper surface of the bottom plate (5) and the lower surface of the lower top plate (6), conveying wheels (8) are rotatably arranged in the rotary supports, a plurality of clamping teeth (9) are uniformly fixedly connected to the outer ring of each conveying wheel (8), the upper conveying wheel (8) is in twisting connection with the lower conveying wheel (8) through the clamping teeth (9), and annular grooves (10) are formed in the middle positions of the outer rings of the conveying wheels (8); two ends of the upper conveying wheel (8) are fixedly connected with rotating shafts (11), two adjacent vertical rods (7) on the same side are provided with H-shaped connecting plates (12), and the end parts of the rotating shafts (11) penetrate through the transverse parts of the connecting plates (12);
a welding unit is arranged in the middle of the upper surface of the workbench (1); the welding unit comprises a welding table (13), a groove (14) is formed in the middle of the welding table (13), and the groove (14) is formed in the length direction of the workbench (1).
2. The alloy welding wire preparing apparatus of claim 1, wherein: the two conveying wheels (8) are provided with guide units at positions opposite to the workbench (1); the guide unit comprises a guide pipe (15) in a truncated cone shape and a connecting rod (16); the larger end face of the guide pipe (15) is opposite to a gap between the upper and lower adjacent two conveying wheels (8), the outer side wall of the guide pipe (15) is fixedly connected with the connecting rod (16), the end part of the connecting rod (16) is fixedly connected to the connecting plate (12), and the smaller end face of the guide pipe (15) points to the position of the groove (14).
3. The alloy welding wire preparing apparatus of claim 1, wherein: a cutting unit is arranged on the top plate (6); the cutting unit comprises a transverse plate (17), wherein the transverse plate (17) is fixedly connected to opposite side walls of two top plates (6), a rectangular opening (18) is formed in the transverse plate (17), the rectangular opening (18) is close to the tail end of the transverse plate (17), guide rods (19) are symmetrically arranged in the rectangular opening (18), the guide rods (19) are arranged along the length direction of the workbench (1), driving blocks (20) are connected to the guide rods (19) in a sliding mode, springs (21) are arranged on the side walls of the driving blocks (20), the springs (21) are sleeved on the guide rods (19), air cylinders (22) are fixedly connected to the driving blocks (20), the output ends of the air cylinders (22) point to the workbench (1), sliding holes are formed in the end faces of the transverse plate (17), the sliding holes penetrate into the rectangular opening (18), and the sliding holes are connected with extrusion blocks (23) in a sliding mode. The output of cylinder (22) fixedly connected with motor (24), the output of two motors (24) sets up relatively, and the output terminal surface level of motor (24) sets up, and the output rigid coupling of motor (24) has cutting wheel (25).
4. The alloy welding wire preparing apparatus of claim 1, wherein: the conveying wheel (8) is internally provided with a plurality of telescopic grooves (26), the telescopic grooves (26) are formed in a circumferential array, the grooves of the telescopic grooves (26) penetrate into the annular grooves (10), extrusion plates (27) are arranged in the telescopic grooves (26), the inner ends of the extrusion plates (27) are connected in the telescopic grooves (26) in a sliding mode through pressure springs (28), and the outer ends of the extrusion plates (27) protrude out of the surfaces of the annular grooves (10).
5. The alloy wire manufacturing apparatus of claim 4, wherein: the outer end of each extrusion plate (27) is provided with a notch (29), and the notch (29) is arc-shaped.
6. The alloy welding wire preparing apparatus of claim 1, wherein: a pressing unit is arranged on the welding table (13); the pressing unit comprises a cover plate (30), one side of the cover plate (30) is rotationally connected to one side of the upper surface of the welding table (13) through a torsion spring, a semicircular round groove (31) is formed in the middle of the lower surface of the cover plate (30), and the round groove (31) is arranged along the length direction of the workbench (1).
7. The alloy wire manufacturing apparatus of claim 6, wherein: two logical grooves (32) are offered to apron (30) upper surface intermediate position symmetry, and apron (30) upper surface one side rotates and connects depression bar (33), and the intermediate position rigid coupling of depression bar (33) has electric board (34), and electric board (34) are to leading to the setting of extending of inslot (32), and the tip of clamp plate is buckled and is 90 degrees settings, and the tip of clamp plate is equipped with hook (35), and hook (35) hook in draw-in groove (36) of seting up on welding bench (13) vertical lateral wall.
8. The alloy welding wire preparing apparatus of claim 1, wherein: a polishing unit is arranged on the outer side of the conveying unit; the polishing unit comprises two semicircular polishing blocks (37), an embedding groove (38) is formed in the outer surface of each polishing block (37) in an up-down mode, an elastic piece (39) is arranged in each embedding groove (38), two ends of each elastic piece (39) are embedded in each embedding groove (38), an L-shaped rod (40) is fixedly connected to the back face of each elastic piece (39), and the end portion of each L-shaped rod (40) is fixedly connected to the connecting plate (12).
9. The alloy wire manufacturing apparatus of claim 8, wherein: the inner surface of the polishing block (37) is provided with a plurality of chip removal holes (41), and the chip removal holes (41) penetrate to the outer surface of the polishing block (37).
10. The alloy wire manufacturing apparatus of claim 5, wherein: the inner surface of the notch (29) is uniformly provided with a plurality of convex points (42).
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| CN116214001B (en) | 2023-07-14 |
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