CN111250851A - Automatic welding equipment for shell convex nails - Google Patents
Automatic welding equipment for shell convex nails Download PDFInfo
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- CN111250851A CN111250851A CN202010214727.5A CN202010214727A CN111250851A CN 111250851 A CN111250851 A CN 111250851A CN 202010214727 A CN202010214727 A CN 202010214727A CN 111250851 A CN111250851 A CN 111250851A
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- 238000003466 welding Methods 0.000 title claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 229910001369 Brass Inorganic materials 0.000 claims description 29
- 239000010951 brass Substances 0.000 claims description 29
- 238000004804 winding Methods 0.000 claims description 18
- 238000004146 energy storage Methods 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 238000001179 sorption measurement Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000006872 improvement Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000005389 magnetism Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/14—Projection welding
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/24—Electric supply or control circuits therefor
- B23K11/26—Storage discharge welding
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/31—Electrode holders and actuating devices therefor
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
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Abstract
The invention relates to the technical field of convex nail welding, in particular to automatic welding equipment for a shell convex nail, which comprises a base and a welding main frame, wherein the welding main frame is arranged in the middle of the upper end surface of the base, and a left welding control box and a right welding control box are respectively arranged at two ends of the welding main frame; the welding main frame is of a gantry structure formed by an upper fixing plate, a lower fixing plate and four stand columns, the upper end face of the lower fixing plate is provided with a jacking support assembly, the upper end of the jacking support assembly is provided with a jacking cylinder, the top end of the jacking cylinder is provided with a lifting plate, and the upper end of the lifting plate is provided with a lower electrode assembly; a self-centering mechanism is also arranged above the lower electrode assembly, and a compressor shell is placed at the upper end of the self-centering mechanism; the lower end of the lower fixed plate is provided with an upper electrode assembly, and the upper end of the lower fixed plate is provided with a human-computer interface operation box; the invention can avoid the loosening phenomenon of the shell of the compressor in the welding process, does not need manual feeding, reduces the labor intensity and improves the welding efficiency.
Description
Technical Field
The invention relates to the technical field of convex nail welding, in particular to automatic welding equipment for a shell convex nail.
Background
The compressor is a driven fluid machine for lifting low-pressure gas into high-pressure gas, is a heart of a refrigeration system, sucks low-temperature low-pressure refrigerant gas from an air suction pipe, utilizes a motor to operate and drive a piston to compress the low-temperature low-pressure refrigerant gas, and then discharges the high-temperature high-pressure refrigerant gas to an exhaust pipe, thereby providing power for a refrigeration cycle.
In the production and processing process of the compressor shell, the convex nails are usually required to be welded inside the compressor shell, manual welding and machine welding are mostly adopted in the prior art, but the manual welding easily causes poor welding effect, uneven welding, unstable welding quality, low welding efficiency of manual welding pipes, and the prior machine welding still has many defects, such as: the compressor shell is easy to loosen in the welding process, so that the welding quality is not ideal, and the defective rate is increased; the convex nails need to be placed manually, the efficiency is low, the labor intensity is high, and the enterprise cost is also high.
Disclosure of Invention
The invention designs automatic welding equipment for the convex nails of the shell aiming at the problems provided by the background technology, solves the problems that the shell of the compressor is easy to loosen in the welding process, the welding quality is not ideal, the defective rate is increased, and also solves the problems that the convex nails need to be placed manually, the efficiency is low, and the labor intensity is high.
The invention is realized by the following technical scheme:
the automatic welding equipment for the shell convex nail comprises a base and a welding main frame, wherein the welding main frame is arranged in the middle of the upper end face of the base, a left welding control box and a right welding control box are respectively arranged at two ends of the welding main frame, an energy storage discharge transformer is respectively arranged in each of the left welding control box and the right welding control box, and the two energy storage discharge transformers are in parallel connection; the welding main frame is of a gantry structure formed by an upper fixing plate, a lower fixing plate and four stand columns, a jacking support assembly is mounted on the upper end face of the lower fixing plate, a jacking cylinder is mounted at the upper end of the jacking support assembly, a lifting plate is mounted at the top end of the jacking cylinder, a lower electrode assembly is mounted at the upper end of the lifting plate and comprises a lower brass electrode holder and a lower electrode, the lower electrode is mounted at the upper end of the lower brass electrode holder, and a plurality of convex nail positioning grooves are formed in the upper end of the lower electrode; a self-centering mechanism is further arranged above the lower electrode assembly, and a compressor shell is placed at the upper end of the self-centering mechanism; an upper electrode assembly is installed at the lower end of the lower fixing plate, and a human-computer interface operation box is installed at the upper end of the lower fixing plate.
As a further improvement of the above scheme, the upper electrode assembly comprises a mounting seat, an upper brass electrode seat and an upper electrode, wherein a cavity is formed in the inner wall of the mounting seat, sliding grooves are formed in the front inner wall and the rear inner wall of the cavity, a moving seat is installed on the sliding grooves through sliding blocks, and an electric cylinder is fixedly installed at the right end of the moving seat; the top and bottom of the cavity are both fixed with sleeves, the upper sleeve and the lower sleeve are internally sleeved with supporting plates together, the bottom ends of the supporting plates are provided with the upper brass electrode holders, and the bottom ends of the upper brass electrode holders are provided with the upper electrodes.
As a further improvement of the above scheme, the movable seat is surrounded by a front side plate, a rear side plate and a connecting plate to form a U-shaped structure, Z-shaped movable grooves are formed in the surfaces of the front side plate and the rear side plate, and slide bars matched with the Z-shaped movable grooves are fixed on the front outer wall and the rear outer wall of the supporting plate; the front end and the rear end of the connecting plate are both fixed with the sliding blocks.
As a further improvement of the scheme, the left side and the right side of the lower electrode assembly are further provided with a convex nail feeding mechanism, the convex nail feeding mechanism comprises a mechanical arm and a mechanical arm, the mechanical arm is fixed at the end part of the mechanical arm, the mechanical arm comprises a cross rod and a plurality of adsorption mechanisms arranged on the cross rod, and each adsorption mechanism comprises an iron core and a conductive winding wound on the outer wall of the iron core.
As a further improvement of the above scheme, the self-centering mechanism comprises a bearing seat and centering cylinders, the number of the centering cylinders is four, the centering cylinders are uniformly distributed on the circumference of the circle center at the center of the upper surface of the bearing seat, and the four centering cylinders are fixed with the bearing seat through fastening screws.
As a further improvement of the above scheme, the self-centering mechanism is installed between the four stand columns through fasteners, the lower end of the self-centering mechanism is further provided with a shell lifting mechanism, the shell lifting mechanism comprises a lifting cylinder, a cylinder block and a rubber mat, the lifting cylinder is installed at the top end of the cylinder block, and the rubber mat is installed at the top end of the lifting cylinder.
As a further improvement of the scheme, the upper ends of the left welding control box and the right welding control box are respectively provided with a conveying track mounting rack.
As a further improvement of the scheme, a plurality of anti-vibration foot pads are mounted on the lower end face of the base.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, the electric cylinder is electrified and extended to drive the movable seat to move leftwards along the sliding groove under the action of the sliding block, the sliding rods matched with the Z-shaped moving groove are fixed on the front and rear outer walls of the supporting plate, the sliding rods are further driven to slide rightwards along the inside of the Z-shaped moving groove, the height of the movable seat is not changed, otherwise, the supporting plate moves downwards along the inner walls of the two sleeves, the bottom end of the supporting plate is provided with an upper brass electrode seat, the bottom end of the upper brass electrode seat is provided with an upper electrode, after the upper electrode moves downwards, on one hand, when the upper electrode is contacted with the compressor shell, an induction signal can be triggered, the energy stored in the capacitor bank is discharged through a primary side winding of the energy storage discharge transformer, a secondary side winding of the energy storage discharge transformer induces a pulse current with a large peak value and short time, namely, the upper electrode and the lower electrode discharge at the same time and start welding; on the other hand, the compressor shell can be further compressed after the upper electrode moves downwards, and the phenomenon that the compressor shell is loosened in the welding process is prevented.
2. According to the invention, the convex nail feeding mechanism comprises a mechanical arm and a mechanical arm, the mechanical arm is fixed at the end part of the mechanical arm, the mechanical arm comprises a cross rod and a plurality of adsorption mechanisms arranged on the cross rod, each adsorption mechanism comprises an iron core and a conductive winding wound on the outer wall of the iron core, the plurality of conductive windings are in series connection, when the convex nail is grabbed, the conductive windings are connected with current, the iron core has magnetism, the bottom end of the iron core can adsorb the convex nail, then the convex nail can be moved to the position above the corresponding convex nail positioning groove under the movement of the mechanical arm, the current of the conductive windings is cut off, the iron core loses magnetism, and the convex nail falls into the convex nail positioning groove under the self gravity action of the convex nail, so that manual feeding is not needed, the labor intensity is reduced, and the welding efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a front view of the upper electrode assembly of the present invention;
FIG. 5 is a schematic view of the internal structure of the mounting base of the present invention;
FIG. 6 is a schematic structural view of the upper electrode assembly of the present invention with the mounting base, the upper brass electrode base and the upper electrode removed;
FIG. 7 is a front view of the stud feeding mechanism of the present invention;
FIG. 8 is a schematic perspective view of a robot according to the present invention;
FIG. 9 is a schematic perspective view of the self-centering mechanism of the present invention;
FIG. 10 is a front view of the self-centering mechanism of the present invention;
fig. 11 is a perspective view illustrating a lower electrode assembly according to the present invention.
Wherein, 1-base, 2-welding main frame, 201-upper fixing plate, 202-lower fixing plate, 203-lower fixing plate, 3-left welding control box, 4-left welding control box, 5-energy storage discharge transformer, 6-lower electrode assembly, 601-lower brass electrode holder, 602-lower electrode, 603-convex nail positioning slot, 7-self-centering mechanism, 71-bearing seat, 72-centering cylinder, 73-shell lifting mechanism, 731-lifting cylinder, 732-cylinder seat, 733-rubber pad, 8-upper electrode assembly, 801-mounting seat, 802-upper brass electrode holder, 803-upper electrode, 804-cavity, 805-chute, 806-moving seat, 8061-front side plate, 8062-rear side plate, 8063-rear side plate, 8064-Z-shaped moving groove, 8065-sliding rod, 807-electric cylinder, 808-sleeve, 809-supporting plate, 810-sliding block, 9-convex nail feeding mechanism, 91-mechanical arm, 92-mechanical arm, 921-cross bar, 922-adsorption mechanism, 9221-iron core, 9222-conductive winding, 10-jacking supporting component, 11-jacking cylinder, 12-lifting plate, 13-compressor shell, 14-human-computer interface operation box, 15-transmission rail mounting rack and 16-anti-vibration foot pad.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.
The technical scheme of the invention is further explained by combining the attached drawings.
An automatic welding device for a shell convex nail is shown in figures 1-3 and comprises a base 1 and a welding main frame 2, wherein a plurality of anti-vibration foot pads 16 are arranged on the lower end face of the base 1, and the anti-vibration foot pads 16 can eliminate vibration generated by welding; the welding main frame 2 is arranged in the middle of the upper end face of the base 1, a left welding control box 3 and a right welding control box 4 are respectively arranged at two ends of the welding main frame 2, an energy storage discharge transformer 5 is respectively arranged in each of the left welding control box 3 and the right welding control box 4, the two energy storage discharge transformers 5 are connected in parallel, conveying track mounting frames 15 are respectively arranged at the upper ends of the left welding control box 3 and the right welding control box 4, and conveying tracks can be arranged on the conveying track mounting frames 15 and used for conveying of a compressor shell; the welding main frame 2 is constructed into a gantry structure by an upper fixing plate 201, a lower fixing plate 202 and four upright posts 203, and the materials of the gantry structure are subjected to stress relief treatment, so that sufficient part load can be borne, the deformation and vibration generated during stud welding are reduced, and sufficient rigidity and equipment precision retentivity are ensured; the upper end surface of the lower fixing plate 202 is provided with a jacking support assembly 10, the upper end of the jacking support assembly 10 is provided with a jacking cylinder 11, the top end of the jacking cylinder 11 is provided with a lifting plate 12, the upper end of the lifting plate 12 is provided with a lower electrode assembly 6, the lower electrode assembly 6 comprises a lower brass electrode holder 601 and a lower electrode 602, the lower electrode 602 is provided with the upper end of the lower brass electrode holder 601, and the upper end of the lower electrode 602 is provided with a plurality of convex nail positioning grooves 603; a self-centering mechanism 7 is also arranged above the lower electrode assembly 6, and a compressor shell 13 is placed at the upper end of the self-centering mechanism 7; the lower end of the lower fixing plate 202 is provided with the upper electrode assembly 8, and the upper end of the lower fixing plate 202 is provided with the human-machine interface operation box 14.
As shown in fig. 9 and 10, the self-centering mechanism 7 includes a bearing seat 71 and centering cylinders 72, the number of the centering cylinders 72 is four, and the four centering cylinders 72 are uniformly distributed along the circumference of the upper surface center of the bearing seat 71, which is the circle center, the four centering cylinders 72 are fixed with the bearing seat 71 through fastening screws, and the centering cylinders 72 move the compressor housing to a specific position and fix the compressor housing under the control of the central control system; from centering mechanism 7 and installing between four stands 203 through the fastener, still install shell lifting mechanism 73 from centering mechanism 7's lower extreme, shell lifting mechanism 73 includes lifting cylinder 731, cylinder block 732 and cushion 733, and lifting cylinder 731 is installed in cylinder block 732 top, and cushion 733 is installed in lifting cylinder 731's top, and lifting cylinder 731 can be with compressor shell position lifting to suitable height to can be compatible the compressor housing of different model sizes.
As shown in fig. 4-6, the upper electrode assembly 8 includes a mounting base 801, an upper brass electrode base 802 and an upper electrode 803, a cavity 804 is formed on an inner wall of the mounting base 801, sliding grooves 805 are formed on front and rear inner walls of the cavity 804, a moving base 806 is mounted on the sliding grooves 805 through a sliding block 810, and an electric cylinder 807 is fixedly mounted at a right end of the moving base 806; sleeves 808 are fixed at the top and bottom of the cavity 804, a support plate 809 is sleeved inside the upper sleeve 808 and the lower sleeve 808 together, an upper brass electrode holder 802 is installed at the bottom end of the support plate 809, and an upper electrode 803 is installed at the bottom end of the upper brass electrode holder 802; the movable seat 806 is a U-shaped structure surrounded by a front side plate 8061, a rear side plate 8062 and a connecting plate 8063, Z-shaped movable grooves 8064 are formed on the surfaces of the front side plate 8061 and the rear side plate 8062, and slide bars 8065 matched with the Z-shaped movable grooves 8064 are fixed on the front and rear outer walls of the supporting plate 809; the front and rear ends of the connecting plate 8063 are fixed with sliders 810.
The working principle of the invention is as follows: firstly, the compressor shell is transmitted into the self-centering mechanism 7 through the transmission rail, and the automatic fixation of the compressor shell is realized under the action of the centering cylinder 72 and the lifting cylinder 731; then, controlling the jacking cylinder 11 to ascend and driving the lifting plate 12 and the lower electrode assembly 6 to move to a discharging position, and placing the convex nail to be welded in a convex nail positioning groove 603 formed in the upper end of the lower electrode 602; and then the cylinder 11 is controlled to ascend again and drive the lifting plate 12 and the lower electrode assembly 6 to move to a welding position, when the welding position is reached, the convex nail just touches the bottom of the compressor shell, then the electric cylinder 807 is electrified to extend, the supporting plate 809 is further driven to move downwards along the inner walls of the two sleeves 808, the bottom end of the supporting plate 809 is provided with an upper brass electrode holder 802, the bottom end of the upper brass electrode holder 802 is provided with an upper electrode 803, after the upper electrode 803 moves downwards, when the upper electrode 803 touches the compressor shell, an induction signal can be triggered, energy stored in the capacitor bank is discharged through a primary side winding of the energy storage discharge transformer 5, a secondary side winding of the energy storage discharge transformer 5 induces a pulse current with a large peak value and short time, and the convex nail and the compressor shell can be heated and welded. After the welding is finished, the electric cylinder 807 is contracted to the original position, the support plate 809 moves upwards along the inner wall of the two sleeves 808, and the upper electrode 803 is separated from the surface of the compressor shell.
Example 1
An automatic welding device for a shell convex nail is shown in figures 1-3 and comprises a base 1 and a welding main frame 2, wherein a plurality of anti-vibration foot pads 16 are arranged on the lower end face of the base 1, and the anti-vibration foot pads 16 can eliminate vibration generated by welding; the welding main frame 2 is arranged in the middle of the upper end face of the base 1, a left welding control box 3 and a right welding control box 4 are respectively arranged at two ends of the welding main frame 2, an energy storage discharge transformer 5 is respectively arranged in each of the left welding control box 3 and the right welding control box 4, the two energy storage discharge transformers 5 are connected in parallel, conveying track mounting frames 15 are respectively arranged at the upper ends of the left welding control box 3 and the right welding control box 4, and conveying tracks can be arranged on the conveying track mounting frames 15 and used for conveying of a compressor shell; the welding main frame 2 is constructed into a gantry structure by an upper fixing plate 201, a lower fixing plate 202 and four upright posts 203, and the materials of the gantry structure are subjected to stress relief treatment, so that sufficient part load can be borne, the deformation and vibration generated during stud welding are reduced, and sufficient rigidity and equipment precision retentivity are ensured; the upper end surface of the lower fixing plate 202 is provided with a jacking support assembly 10, the upper end of the jacking support assembly 10 is provided with a jacking cylinder 11, the top end of the jacking cylinder 11 is provided with a lifting plate 12, the upper end of the lifting plate 12 is provided with a lower electrode assembly 6, the lower electrode assembly 6 comprises a lower brass electrode holder 601 and a lower electrode 602, the lower electrode 602 is provided with the upper end of the lower brass electrode holder 601, and the upper end of the lower electrode 602 is provided with a plurality of convex nail positioning grooves 603; a self-centering mechanism 7 is also arranged above the lower electrode assembly 6, and a compressor shell 13 is placed at the upper end of the self-centering mechanism 7; the lower end of the lower fixing plate 202 is provided with the upper electrode assembly 8, and the upper end of the lower fixing plate 202 is provided with the human-machine interface operation box 14.
As shown in fig. 9 and 10, the self-centering mechanism 7 includes a bearing seat 71 and centering cylinders 72, the number of the centering cylinders 72 is four, and the four centering cylinders 72 are uniformly distributed along the circumference of the upper surface center of the bearing seat 71, which is the circle center, the four centering cylinders 72 are fixed with the bearing seat 71 through fastening screws, and the centering cylinders 72 move the compressor housing to a specific position and fix the compressor housing under the control of the central control system; from centering mechanism 7 and installing between four stands 203 through the fastener, still install shell lifting mechanism 73 from centering mechanism 7's lower extreme, shell lifting mechanism 73 includes lifting cylinder 731, cylinder block 732 and cushion 733, and lifting cylinder 731 is installed in cylinder block 732 top, and cushion 733 is installed in lifting cylinder 731's top, and lifting cylinder 731 can be with compressor shell position lifting to suitable height to can be compatible the compressor housing of different model sizes.
As shown in fig. 4-6, the upper electrode assembly 8 includes a mounting base 801, an upper brass electrode base 802 and an upper electrode 803, a cavity 804 is formed on an inner wall of the mounting base 801, sliding grooves 805 are formed on front and rear inner walls of the cavity 804, a moving base 806 is mounted on the sliding grooves 805 through a sliding block 810, and an electric cylinder 807 is fixedly mounted at a right end of the moving base 806; sleeves 808 are fixed at the top and bottom of the cavity 804, a support plate 809 is sleeved inside the upper sleeve 808 and the lower sleeve 808 together, an upper brass electrode holder 802 is installed at the bottom end of the support plate 809, and an upper electrode 803 is installed at the bottom end of the upper brass electrode holder 802; the movable seat 806 is a U-shaped structure surrounded by a front side plate 8061, a rear side plate 8062 and a connecting plate 8063, Z-shaped movable grooves 8064 are formed on the surfaces of the front side plate 8061 and the rear side plate 8062, and slide bars 8065 matched with the Z-shaped movable grooves 8064 are fixed on the front and rear outer walls of the supporting plate 809; the front and rear ends of the connecting plate 8063 are fixed with sliders 810.
In the specific application of the present embodiment, the compressor housing is firstly transmitted to the inside of the self-centering mechanism 7 through the transmission rail, and the automatic fixation of the compressor housing is realized under the action of the centering cylinder 72 and the lifting cylinder 731; then, the jacking cylinder 11 is controlled to ascend and drive the lifting plate 12 and the lower electrode assembly 6 to move to a discharging position, and the convex nail to be welded is manually placed in a convex nail positioning groove 603 formed in the upper end of the lower electrode 602; then, the electric cylinder 807 is electrified and extended to drive the moving seat 806 to move leftwards along the sliding slot 805 under the action of the sliding block 810, the sliding rods 8065 matched with the Z-shaped moving slot 8064 are fixed on the front and rear outer walls of the supporting plate 809, the sliding rods 8065 are further driven to slide rightwards along the inside of the Z-shaped moving slot 8064, otherwise, the supporting plate 809 moves downwards along the inner walls of the two sleeves 808 because the height of the moving seat 806 is unchanged, the bottom end of the supporting plate 809 is provided with the upper brass electrode holder 802, the bottom end of the upper brass electrode holder 802 is provided with the upper electrode 803, after the upper electrode 803 moves downwards, on one hand, when the upper electrode 803 touches the compressor shell, an induction signal can be triggered, the energy stored in the capacitor bank is discharged through the primary winding of the energy storage and discharge transformer 5, and the secondary winding of the energy storage and discharge transformer 5 induces a pulse current with a, namely, the convex nails and the shell of the compressor are heated and welded, namely, the upper electrode 803 and the lower electrode 602 discharge electricity simultaneously and start welding; on the other hand, the compressor shell can be further pressed after the upper electrode 803 moves downwards, so that the compressor shell is prevented from loosening in the welding process.
Example 2
The specific application of this embodiment is as follows: when snatching the protruding nail, can make conductive winding 9222 switch-on electric current, iron core 9221 has magnetism promptly, iron core 9221's bottom can adsorb the protruding nail, then under the removal of arm 91, can remove the protruding nail to the protruding nail constant head tank 603 top that corresponds, the electric current of cutting off conductive winding 9222 again, iron core 9221 loses magnetism promptly, under protruding nail self action of gravity, the protruding nail can fall into to inside the protruding nail constant head tank 603, thereby need not artifical material loading, the labor intensity is reduced, and the welding efficiency has been improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a casing protruding nail automated welding equipment, includes base (1) and welding main frame (2), its characterized in that: the welding main frame (2) is arranged in the middle of the upper end face of the base (1), a left welding control box (3) and a right welding control box (4) are respectively arranged at two ends of the welding main frame (2), an energy storage discharge transformer (5) is respectively arranged in the left welding control box (3) and the right welding control box (4), and the two energy storage discharge transformers (5) are connected in parallel; the welding main frame (2) is of a gantry structure formed by an upper fixing plate (201), a lower fixing plate (202) and four upright posts (203), a jacking supporting assembly (10) is mounted on the upper end face of the lower fixing plate (202), a jacking cylinder (11) is mounted at the upper end of the jacking supporting assembly (10), a lifting plate (12) is mounted at the top end of the jacking cylinder (11), a lower electrode assembly (6) is mounted at the upper end of the lifting plate (12), the lower electrode assembly (6) comprises a lower brass electrode holder (601) and a lower electrode (602), the upper end of the lower brass electrode holder (601) is mounted on the lower electrode (602), and a plurality of convex nail positioning grooves (603) are formed in the upper end of the lower electrode (602); a self-centering mechanism (7) is further arranged above the lower electrode assembly (6), and a compressor shell (13) is placed at the upper end of the self-centering mechanism (7); an upper electrode assembly (8) is installed at the lower end of the lower fixing plate (202), and a human-computer interface operation box (14) is installed at the upper end of the lower fixing plate (202).
2. The automatic welding equipment for the shell convex nails, according to claim 1, is characterized in that: the upper electrode assembly (8) comprises an installation seat (801), an upper brass electrode seat (802) and an upper electrode (803), a cavity (804) is formed in the inner wall of the installation seat (801), sliding grooves (805) are formed in the front inner wall and the rear inner wall of the cavity (804), a moving seat (806) is installed on each sliding groove (805) through a sliding block (810), and an electric cylinder (807) is fixedly installed at the right end of each moving seat (806); the top and bottom of the cavity (804) are both fixed with sleeves (808), the upper and lower sleeves (808) are sleeved with a support plate (809) together, the bottom end of the support plate (809) is provided with the upper brass electrode holder (802), and the bottom end of the upper brass electrode holder (802) is provided with the upper electrode (803).
3. The automatic welding equipment for the shell convex nails, according to claim 2, is characterized in that: the movable seat (806) is of a U-shaped structure surrounded by a front side plate (8061), a rear side plate (8062) and a connecting plate (8063), Z-shaped movable grooves (8064) are formed in the surfaces of the front side plate (8061) and the rear side plate (8062), and sliding rods (8065) matched with the Z-shaped movable grooves (8064) are fixed on the front outer wall and the rear outer wall of the supporting plate (809); the front end and the rear end of the connecting plate (8063) are both fixed with the sliding blocks (810).
4. The automatic welding equipment for the shell convex nails, according to claim 1, is characterized in that: the left and right sides of lower electrode subassembly (6) still are equipped with protruding nail feed mechanism (9), protruding nail feed mechanism (9) are including arm (91) and manipulator (92), manipulator (92) are fixed in the tip of arm (91), just manipulator (92) include horizontal pole (921) and install a plurality of adsorption apparatus structure (922) at horizontal pole (921), adsorption apparatus structure (922) include iron core (9221) and twine at the conductive winding (9222) of iron core (9221) outer wall.
5. The automatic welding equipment for the shell convex nails, according to claim 1, is characterized in that: from centering mechanism (7) including bearing seat (71) and centering cylinder (72), the quantity of centering cylinder (72) is four and follows the upper surface center that bears seat (71) is centre of a circle circumference evenly distributed, four centering cylinder (72) with bear and fix through fastening screw between seat (71).
6. The automatic welding equipment for the shell convex nails, according to claim 5, is characterized in that: the self-centering mechanism (7) is installed among the four upright posts (203) through fasteners, a shell lifting mechanism (73) is further installed at the lower end of the self-centering mechanism (7), the shell lifting mechanism (73) comprises a lifting cylinder (731), a cylinder seat (732) and a rubber pad (733), the lifting cylinder (731) is installed at the top end of the cylinder seat (732), and the rubber pad (733) is installed at the top end of the lifting cylinder (731).
7. The automatic welding equipment for the shell convex nails, according to claim 1, is characterized in that: conveying track mounting racks (15) are installed at the upper ends of the left welding control box (3) and the right welding control box (4).
8. The automatic welding equipment for the shell convex nails, according to claim 1, is characterized in that: the lower end surface of the base (1) is provided with a plurality of anti-vibration foot pads (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010214727.5A CN111250851B (en) | 2020-03-24 | 2020-03-24 | Automatic welding equipment for shell convex nails |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010214727.5A CN111250851B (en) | 2020-03-24 | 2020-03-24 | Automatic welding equipment for shell convex nails |
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| CN111250851A true CN111250851A (en) | 2020-06-09 |
| CN111250851B CN111250851B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201239855Y (en) * | 2008-08-14 | 2009-05-20 | 武汉市博达自动焊接设备有限公司 | Energy storage welding machine special for stainless steel water pump vane |
| CN205271124U (en) * | 2016-01-15 | 2016-06-01 | 永康市加效焊接自动化设备有限公司 | Interior welding professional equipment |
| CN206764122U (en) * | 2017-06-14 | 2017-12-19 | 天津宏华焊研机器人科技有限公司 | A kind of energy storage multi-convex point automatic welding machine |
| CN211915801U (en) * | 2020-03-24 | 2020-11-13 | 浙江加西贝拉科技服务股份有限公司 | Automatic welding equipment for shell convex nails |
-
2020
- 2020-03-24 CN CN202010214727.5A patent/CN111250851B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201239855Y (en) * | 2008-08-14 | 2009-05-20 | 武汉市博达自动焊接设备有限公司 | Energy storage welding machine special for stainless steel water pump vane |
| CN205271124U (en) * | 2016-01-15 | 2016-06-01 | 永康市加效焊接自动化设备有限公司 | Interior welding professional equipment |
| CN206764122U (en) * | 2017-06-14 | 2017-12-19 | 天津宏华焊研机器人科技有限公司 | A kind of energy storage multi-convex point automatic welding machine |
| CN211915801U (en) * | 2020-03-24 | 2020-11-13 | 浙江加西贝拉科技服务股份有限公司 | Automatic welding equipment for shell convex nails |
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| CN111250851B (en) | 2024-06-18 |
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