CN114406468A - Laser welding device is used in electric power controller processing of high accuracy location - Google Patents
Laser welding device is used in electric power controller processing of high accuracy location Download PDFInfo
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- CN114406468A CN114406468A CN202210140711.3A CN202210140711A CN114406468A CN 114406468 A CN114406468 A CN 114406468A CN 202210140711 A CN202210140711 A CN 202210140711A CN 114406468 A CN114406468 A CN 114406468A
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- power controller
- magnetic field
- welding device
- field generator
- laser welding
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0823—Devices involving rotation of the workpiece
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/142—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor for the removal of by-products
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a high-precision positioning laser welding device for machining an electric power controller, which comprises a machine body, a workbench, a movable frame and a welding device, wherein the workbench and the movable frame are arranged on the machine body, and the welding device is arranged on the movable frame. The phenomenon that the shell of the power controller is scrapped due to deviation of the welding position is avoided.
Description
Technical Field
The invention relates to the technical field of power controller processing, in particular to a high-precision positioning laser welding device for processing a power controller.
Background
The electric power controller is a master command device which changes the wiring of a main circuit or a control circuit according to a preset sequence to change the resistance value in the circuit to control the starting, speed regulation, braking and reversing of electric equipment such as a motor, and the like.
At present, if most parts of the electric power controller production need to be welded together by utilizing a laser welding device to weld two groups of electric power controller shells, during welding, a laser welding head of the laser welding device often cannot be aligned with the parts to be welded of the two groups of electric power controller shells, or long-time adjustment is needed to ensure that the laser welding head is just above the parts to be welded of the two groups of electric power controller shells, so that the reject ratio of products is improved, the working efficiency is reduced, in addition, certain difference exists between the actual emission laser intensity and the theoretical emission laser intensity of the laser welding head during welding, the laser welding device for processing the electric power controller at present cannot detect the actual emission laser intensity of the laser welding head in real time, when the emission laser intensity of the laser welding head is insufficient, the welding parts of the two groups of electric power controller shells are possibly not firm, when the laser intensity of laser welding head transmission is too big, two sets of power controller shell welding parts probably produce metal phase transition, influence the quality of product, at last in order to guarantee to press from both sides tight power controller shell, fixing device is usually unable to change to the clamp force of power controller shell, but treat welded power controller shell if intensity and thickness all are less, when the fixed power controller shell of centre gripping, the deformation takes place very easily for the power controller shell, and then influences the quality of final product.
Disclosure of Invention
The present invention is directed to a laser welding apparatus for machining a power controller with high precision positioning, which solves the above problems of the related art.
In order to solve the technical problems, the invention provides the following technical scheme: a high-precision positioning laser welding device for machining an electric controller comprises a machine body, a workbench, a moving frame and a welding device, wherein the workbench and the moving frame are arranged on the machine body, the welding device is arranged on the moving frame, the workbench comprises a workbench main body, a lifting table, reversing seats and positioning seats, the workbench main body is arranged in the upper end of the machine body, nut sleeves are arranged at the left end and the right end of the lifting table, the lifting table is movably arranged at the middle position of the workbench main body through the nut sleeves, a first motor and a lead screw, the reversing seats and the positioning seats are respectively provided with two groups, the two groups of reversing seats are respectively arranged at two sides above the workbench main body and are aligned with each other, the two groups of positioning seats are respectively arranged at the other two sides above the workbench main body and are aligned with each other, and the two groups of reversing seats are clamped and fixed on an electric controller shell through a mandril and a fixing mechanism, the reversing seat is movably connected with the ejector rod through a second motor.
Before the welding machine works, two groups of electric controller shells to be welded are placed on a lifting table, then the two groups of electric controller shells are clamped and fixed through a mandril and a fixing mechanism, then the lifting table is controlled to descend and contract into a main body of the working table through a first motor, a lead screw and a nut sleeve, a welding device is controlled to move above the working table through a moving frame, when the welding device moves above the two groups of electric controller shells to be welded, the two groups of electric controller shells can be welded together through the welding device, the distance between the two groups of fixing mechanisms can be controlled through the mandril, so that the electric controller shells with different sizes can be conveniently clamped and fixed, when the peripheries of the two groups of electric controller shells are required to be welded together, the mandril and the fixing mechanism can be driven to rotate through a second motor, and the positions to be welded of the two groups of electric controller shells are further changed, so as to achieve the purpose of automatic surface changing welding.
Furthermore, a positioning plate is arranged inside the positioning seat, the positioning plate is movably connected with the positioning seat through a telescopic rod, a plurality of groups of alternating magnetic field generators and eddy current receivers are arranged inside the positioning plate, and the eddy current receivers are connected with the ejector rods and the welding device.
When the ejector rod and the fixing mechanism clamp and fix two groups of electric power controller shells, the positioning plate is controlled by the telescopic rod to extend out of the positioning seat, most of the electric power controller shells are made of metal materials, so that a plurality of groups of eddy currents can be generated on the electric power controller shells through a plurality of groups of alternating magnetic field generators arranged in the positioning plate, eddy current change on the electric power controller shells can be sensed through eddy current receivers, wherein the eddy currents generated at parts to be welded of the two groups of electric power controller shells are obviously different from eddy currents generated at other parts, the positions of the eddy current receivers of each group relative to the welding device are determined because the initial position of the welding device is known, so that the two groups of electric power controller shells are controlled by the ejector rod and the fixing mechanism to move, and the eddy current change sensed by the eddy current receivers of each group can enable the parts to be welded of the two groups of electric power controller shells to be just below the welding device, through above-mentioned technical scheme can reach the purpose of high accuracy location, avoid welding the position deviation to appear and lead to the condemned phenomenon to appear in the electric power controller shell.
Further, welding set includes the welding frame, movable mounting has the adjustable shelf on the welding frame, the one end that the welding frame was kept away from to the adjustable shelf is provided with the mount, be provided with jet-propelled pipe, laser welder head and breathing pipe on the mount, the top of breathing pipe is provided with detection mechanism and dump bin, detection mechanism includes the detection case, the top of detection case is provided with third motor and flabellum, the below of flabellum is provided with the ventilation groove, be connected through the ventilation groove between flabellum and the dump bin, the below in ventilation groove is provided with the groove of induced drafting, the ventilation groove is connected with the breathing pipe through the groove of induced drafting, both ends all are provided with a set of second current conducting plate about the groove of induced drafting.
In the welding process, protective gas is blown out through the gas ejector pipe, the welding seam oxidation can be avoided through the protective gas, meanwhile, the metal liquid molten drop sputtering is prevented, outside air is sucked into the detection box through the third motor and the fan blades, negative pressure can be generated at the position of the gas suction pipe according to the Bernoulli principle, metal steam and the protective gas can be collected through the gas suction pipe, on one hand, the shielding effect of the metal steam on laser is reduced, on the other hand, the purpose of recovering the protective gas is achieved, the resource consumption is reduced, as the metal steam and the protective gas can be ionized into plasma after absorbing the laser, and the plasma has conductivity, when the metal steam and the protective gas pass through the air suction groove, if the second conductive plate is connected with an outside power supply and an ammeter, the numerical value on the ammeter can be in a changed state, the protective gas blown out by the gas ejector pipe and the suction force of the gas suction pipe are fixed in the welding process, the change of the metal vapor can be judged through the numerical value change on the ampere meter, the amount of the metal vapor depends on the laser intensity emitted by the laser welding head, when the numerical value on the ampere meter suddenly decreases within a certain period of time, the laser intensity emitted by the laser welding head is insufficient, the welding positions of the shells of the two groups of power controllers are possibly not firm, when the numerical value on the ampere meter suddenly increases within a certain period of time, the laser intensity emitted by the laser welding head is over-high, the welding positions of the shells of the two groups of power controllers possibly generate metal phase change, the quality of a product is influenced, and by the technical scheme, the laser intensity emitted by the laser welding head can be conveniently adjusted by a worker in time, and the reject ratio of the product is reduced.
Further, the inside of dump bin is provided with two sets of second magnetic path and two sets of electrode plate, and is two sets of the second magnetic path aligns each other and sets up in the inside of dump bin, and is two sets of the electrode plate aligns each other and sets up in the inside of dump bin, the one end that ventilation groove was kept away from to second magnetic path and electrode plate all does not contact with the inner wall of dump bin.
Through the technical scheme, the metal vapor and the protective gas which become the plasma can flow into the waste material box after passing through the ventilation groove and the air suction groove, because the metal vapor and the protective gas have certain initial speeds, positive and negative particles of the plasma can be separated under the action of a magnetic field according to the electromagnetic induction law, and finally flow to the two groups of electrode plates along the direction vertical to magnetic lines of force, the metal vapor can be separated from the protective gas and air which are not ionized into the plasma through the second magnetic block and the electrode plates, so that the subsequent separation of the protective gas and the air by workers is facilitated, in addition, when the two groups of electrode plates are connected through a lead, because of the aggregation of the positive and negative particles, electric potential can be generated between the two groups of electrode plates, thus current can be generated, and the reduction of metal of the shell of the electric power controller in the whole welding process can be indirectly judged through the detection of the current, whether the welding process is stable or not can be laterally reflected by comparing the reduced quantity, for example, the reduced quantity of certain two groups of power controller shells with the same specification after being welded is too large or too small compared with the reduced quantity of other two groups of power controller shells after being welded, so that the problem of the laser intensity emitted by a laser welding head when the two groups of power controller shells are welded is solved, workers need to emphatically check the two groups of welded power controller shells, and defective products are prevented from flowing into the market.
Further, the upper end of elevating platform is provided with accomodates the groove, the inside of accomodating the groove is provided with two sets of backup pads, the below of accomodating the groove is provided with two sets of first cavitys, every group the outside of first cavity all is provided with a set of annular second cavity and communicates each other, the inside of first cavity and second cavity all is filled there is conducting liquid, every group the inside of first cavity all is provided with two sets of first current conducting plates, and one of them a set of first current conducting plate is connected with the backup pad of first current conducting plate top through the connecting rod, and a set of first current conducting plate fixed mounting is in the bottom of first cavity in addition.
Before the work, two sets of electric power controller shells of treating welding are placed respectively in two sets of backup pads, under the effect of gravity, two sets of backup pads all can descend, when the backup pad descends, distance between two sets of first current conducting plates in the first cavity can diminish, the electric current that the ejector pin received this moment can the grow, the weight that can reachs the electric power controller shell through the grow range of electric current, when the roughness on electric power controller shell surface is fixed, the big then clamp force that needs of weight of electric power controller shell is big more, through the technical scheme, the ejector pin can select suitable clamp force according to the weight change of electric power controller shell, prevent that the too big electric power controller shell that makes of clamp force from taking place to warp, also avoid the clamp force undersize to lead to the electric power controller shell to take place the obscission in welding process simultaneously.
Further, the inside of second cavity is provided with first magnetic path and first magnetic field generator, the one end that the adjustable shelf is close to the workstation is provided with the range finding piece, the inside of range finding piece is provided with two sets of alternating magnetic field generators and two sets of eddy current receiver, and every first magnetic field generator of group all is connected with a set of eddy current receiver.
Because the weight of the two groups of electric controller shells to be welded has difference, the invention is provided with a first magnetic block and a first magnetic field generator, when the weight of the electric controller shell is measured, the first magnetic field generator can generate a group of magnetic fields which repel the first magnetic block, because the liquid has incompressibility, the distance between two groups of first current conducting plates in a first cavity can be gradually increased along with the gradual distance of the first magnetic block from the first magnetic field generator, when the currents received by two groups of ejector rods are the same, the two groups of electric controller shells to be welded are level, through the technical scheme, the invention is convenient for welding the electric controller shells of the follow-up laser welding head, the invention is provided with a distance measuring block at one end of a movable frame close to a workbench, when the machine body vibrates due to the external environment in the working process, the two groups of electric controller shells to be welded can be dislocated, at this moment, whether two sets of electric power controller shells to be welded are in a flush state or not can be detected in real time through the alternating magnetic field generator and the eddy current receiver which are arranged inside the distance measuring block, when the two sets of electric power controller shells to be welded are staggered, the first magnetic field generator can generate a set of magnetic field for repelling the first magnetic block again, so that the supporting plate rises, the two sets of electric power controller shells to be welded can be in a flush state again through the supporting plate, after the two sets of electric power controller shells to be welded are in a flush state, the first magnetic field generator stops working, the supporting plate can descend and is separated from the electric power controller shells, and the follow-up ejector rod and the fixing mechanism are convenient to drive the electric power controller shells to rotate.
Further, fixed establishment includes the fixed block, the inside intermediate position department of fixed block is provided with second magnetic field generator, the both sides of second magnetic field generator are provided with the fly leaf, the one end that the fly leaf is close to second magnetic field generator has magnetism, the one side that the ejector pin was kept away from to the fly leaf is provided with the connecting plate, be connected through telescopic link and connecting block between fly leaf and the connecting plate.
When the two groups of electric controller shells to be welded are different in material or thickness, if the applied clamping force is not changed, the electric controller shell with smaller strength and thickness is easier to deform compared with the electric controller shell with larger strength and thickness, a fixing mechanism is arranged at one end of the ejector rod close to the electric controller shell, when the second magnetic field generator works, a set of magnetic fields repelling the movable plate is generated, and the movable plate drives the connecting plate to move out of the fixed block, the connecting plate can be close to the shell of the electric power controller through the telescopic rod, so that the stress area of the shell of the electric power controller is increased, since the pressure of the fixing mechanism against the power controller case cannot be changed in order to ensure the ability to clamp the power controller case, therefore, the deformation amplitude of the shell of the power controller can be effectively reduced by increasing the stress area of the shell of the power controller through the technical scheme.
Furthermore, one side of the connecting plate, which is far away from the movable plate, is provided with a step-down plate, the step-down plate is slidably mounted on the connecting plate, one end of the connecting plate, which is close to the second magnetic field generator, is provided with a third magnetic field generator, and one end of the step-down plate, which is close to the third magnetic field generator, is magnetic.
According to the technical scheme, the phenomenon that the amplitude of the increase of the stress area of the shell of the power controller is too large to influence the work of the gas ejector pipe and the gas suction pipe can be effectively prevented, so that metal steam and protective gas are accumulated at the welding position of the shell of the power controller to influence the welding quality.
Furthermore, one end, far away from the third magnetic field generator, of the step-down plate is provided with a third cavity, an elastic block is arranged inside the third cavity, one side of the elastic block is provided with an electric storage device, the other side of the elastic block is provided with two groups of signal transmitters, and the two groups of signal transmitters are connected with the third magnetic field generator.
When increasing electric power controller shell lifting surface area, the elastic block on the step-down plate can contact with the electric power controller shell all the time, a set of signal transmitter work of keeping away from the electric power controller shell this moment and send a set of signal and make third magnetic field generator's magnetic field continuously strengthen, when the elastic block that sets up on the step-down plate separates with the electric power controller shell, the elastic block can remove to the direction of electric power controller shell under the effect of spring, a set of signal transmitter work that is close to the electric power controller shell this moment and send a set of signal and make third magnetic field generator's magnetic field maintain fixed, through above-mentioned technical scheme, can avoid electric power controller shell lifting surface area to increase the range too big, so that influence follow-up welding quality.
Compared with the prior art, the invention has the following beneficial effects: compared with the existing laser welding device for processing the power controller, the laser welding device is additionally provided with the positioning seat and the positioning plate, when the shell of the power controller is made of metal, the positions of parts to be welded of two groups of shells of the power controller relative to the welding device can be determined through a plurality of groups of alternating magnetic field generators and a plurality of groups of eddy current receivers arranged in the positioning plate, the two groups of shells of the power controller can be controlled to move through the ejector rod and the fixing mechanism, so that the parts to be welded of the two groups of shells of the power controller are just positioned below the welding device, the positioning precision is improved, the phenomenon that the shells of the power controller are scrapped due to deviation of the positions is avoided, the laser welding device is further provided with the lifting table and the fixing mechanism, the weight of the shells of the power controller can be obtained through the supporting plate arranged above the lifting table and the first current conducting plate arranged in the first cavity, and the ejector rod can extend out of the corresponding length to clamp and fix the shells of the power controller according to the weight of the shells of the power controller, furthermore, on the basis of ensuring that the shell of the power controller does not fall off during welding, the clamping force is reduced as much as possible to prevent the shell of the power controller from deforming, the stress area of the shell of the power controller can be increased through the fixing mechanism, and the shell of the power controller with smaller strength and thickness is prevented from deforming because of overlarge clamping force. And then obtain the laser intensity change that the laser welder head emitted, avoid the too big or undersize of laser intensity that the laser welder head emitted to influence welding quality, when metal vapour and protective gas flow into the dump bin through ventilation groove and induced draft groove, the positive and negative particle of plasma can take place the separation phenomenon under the effect of magnetic field, can flow to two sets of electrode plates along the direction perpendicular with the magnetic force line at last, can separate metal vapour and protective gas and the air that does not ionize into plasma through second magnetic path and electrode plate, and then make things convenient for the staff follow-up with protective gas and air separation, can drive ejector pin and fixed establishment rotation through the second motor, and then change the position that treats the welding of two sets of electric power controller shells, in order to reach the mesh of automatic change face welding.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the table structure of the present invention;
FIG. 3 is a schematic view of the welding apparatus of the present invention;
FIG. 4 is a schematic view of the internal structure of the welding apparatus of the present invention;
FIG. 5 is a schematic view of the internal structure of the work table of the present invention;
FIG. 6 is a schematic view of the internal structure of the lift platform of the present invention;
FIG. 7 is a schematic view of the structure of the lift platform with two different mass power controller housings of the present invention placed on the support plate;
FIG. 8 is a schematic view of two different mass power controller housings of the present invention aligned together;
FIG. 9 is a schematic view of the securing mechanism of the present invention;
FIG. 10 is a schematic view of the fixture clamping power controller housing of the present invention;
FIG. 11 is a schematic view of the combination structure of the pressure reducing plate and the connecting plate of the present invention;
fig. 12 is a schematic view of the structure of part a of fig. 11 according to the present invention.
In the figure: 1-machine body, 2-workbench, 21-workbench body, 211-first motor, 212-lead screw, 22-lifting table, 221-accommodating groove, 2211-supporting plate, 222-first cavity, 2221-first conducting plate, 223-second cavity, 2231-first magnetic block, 2232-first magnetic field generator, 23-reversing seat, 231-top rod, 232-fixing mechanism, 2321-fixing block, 2322-second magnetic field generator, 2323-movable plate, 2324-connecting plate, 23241-third magnetic field generator, 2325-step-down plate, 23251-third cavity, 23252-electric storage device, 23253-elastic block, 23254-signal transmitter, 233-second motor, 24-positioning seat, 241-positioning plate, 3-moving frame, 4-welding device, 41-welding frame, 42-movable frame, 421-distance measuring block, 422-fixed frame, 43-air injection pipe, 44-laser welding head, 45-air suction pipe, 46-detection mechanism, 461-detection box, 462-ventilation groove, 463-air suction groove, 464-second conductive plate, 47-third motor, 48-waste box, 481-second magnetic block, 482-electrode plate and 5-power controller shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 12, a laser welding device for processing a power controller with high precision positioning comprises a machine body 1, a workbench 2, a moving frame 3 and a welding device 4, wherein the workbench 2 and the moving frame 3 are both arranged on the machine body 1, the welding device 4 is arranged on the moving frame 3, the workbench 2 comprises a workbench main body 21, a lifting table 22, a reversing seat 23 and positioning seats 24, the workbench main body 21 is arranged in the upper end of the machine body 1, nut sleeves are arranged at the left end and the right end of the lifting table 22, the lifting table 22 is movably arranged at the middle position of the workbench main body 21 through the nut sleeves, a first motor 211 and a lead screw 212, two groups of the reversing seats 23 and the positioning seats 24 are respectively arranged at two sides above the workbench main body 21 and are aligned with each other, two groups of the positioning seats 24 are respectively arranged at the other two sides above the workbench main body 21 and are aligned with each other, the two groups of reversing seats 23 clamp and fix the power controller shell 5 through the ejector rod 231 and the fixing mechanism 232, and the reversing seats 23 are movably connected with the ejector rod 231 through the second motor 233.
Before the work, two groups of electric controller shells 5 to be welded are placed on an elevating platform 22, then the two groups of electric controller shells 5 are clamped and fixed through an ejector rod 231 and a fixing mechanism 232, then the elevating platform 22 is controlled to descend and shrink into a workbench main body 21 through a first motor 211, a lead screw 212 and a nut sleeve, a welding device 4 is controlled to move above a workbench 2 through a moving frame 3, when the welding device 4 moves above the two groups of electric controller shells 5 to be welded, the two groups of electric controller shells 5 can be welded together through the welding device 4, the distance between the two groups of fixing mechanisms 232 can be controlled through the ejector rod 231, so that the electric controller shells 5 with different sizes can be clamped and fixed conveniently, when the peripheries of the two groups of electric controller shells 5 need to be welded together, the ejector rod 231 and the fixing mechanism 232 can be driven to rotate through a second motor 233, and then the parts to be welded of the two groups of power controller shells 5 are changed, so as to achieve the purpose of automatic surface changing welding.
As shown in fig. 1-2, a positioning plate 241 is disposed inside the positioning seat 24, the positioning plate 241 is movably connected to the positioning seat 24 through a telescopic rod, a plurality of sets of alternating magnetic field generators and eddy current receivers are disposed inside the positioning plate 241, and the eddy current receivers are connected to the ejector rod 231 and the welding device 4.
When the two sets of electric power controller shells 5 are clamped and fixed by the ejector rod 231 and the fixing mechanism 232, the positioning plate 241 is controlled by the telescopic rod to extend out of the positioning seat 24, most of the electric power controller shells 5 are made of metal materials, therefore, a plurality of sets of eddy currents can be generated on the electric power controller shells 5 through a plurality of sets of alternating magnetic field generators arranged in the positioning plate 241, eddy current changes on the electric power controller shells 5 can be sensed through eddy current receivers, wherein the eddy currents generated at the positions to be welded of the two sets of electric power controller shells 5 are obviously different from the eddy currents generated at other positions, because the initial position of the welding device 4 is known, the position of each set of eddy current receiver relative to the welding device 4 is determined, therefore, the two sets of electric power controller shells 5 are controlled to move by the ejector rod 231 and the fixing mechanism 232, and simultaneously, the eddy current changes sensed by each set of eddy current receiver can enable the positions to be welded of the two sets of electric power controller shells 5 to be exactly positioned at the welding position of the welding device shells 5 Connect the below of device 4, can reach the purpose of high accuracy location through above-mentioned technical scheme, avoid the welding part position deviation to appear and lead to the condemned phenomenon to appear in power controller shell 5.
As shown in fig. 1-4, the welding device 4 includes a welding frame 41 and a movable frame 42, the movable frame 42 is slidably mounted on the welding frame 41, a fixed frame 422 is disposed at one end of the movable frame 42 away from the welding frame 41, a laser welding head 44 is disposed on the fixed frame 422, an air injection pipe 43 is disposed at one side of the laser welding head 44, an air suction pipe 45 is disposed at the other side of the laser welding head 44, a detection mechanism 46 and a waste bin 48 are disposed above the air suction pipe 45, the detection mechanism 46 includes a detection box 461, a third motor 47 and fan blades are disposed at a top end of the detection box 461, a ventilation slot 462 is disposed below the fan blades, the fan blades are connected to the waste bin 48 through the ventilation slot 462, an air suction slot 463 is disposed below the ventilation slot 462, the ventilation slot 462 is connected to the air suction pipe 45 through the air suction slot 463, and a set of second conductive plates 464 are disposed at both left and right ends of the air suction slot 463.
In the welding process, the gas injection pipe 43 blows out the protective gas, the welding seam oxidation can be avoided through the protective gas, meanwhile, the metal liquid droplet sputtering is prevented, the outside air is sucked into the detection box 461 through the third motor 47 and the fan blades, the negative pressure can be generated at the position of the gas suction pipe 45 according to the Bernoulli principle, the metal vapor and the protective gas can be collected through the gas suction pipe 45, on one hand, the shielding effect of the metal vapor on the laser is reduced, on the other hand, the purpose of recovering the protective gas is achieved, the resource consumption is reduced, because the metal vapor and the protective gas can be ionized into plasma after absorbing the laser, and the plasma has conductivity, when the metal vapor and the protective gas pass through the air suction groove 463, if the second conductive plate 464 is connected with an outside power supply and an ammeter, the value on the ammeter can be in a changed state, in the welding process, the protective gas blown out by the gas injection pipe 43 and the suction force of the air suction pipe 45 are fixed, the change of the metal vapor can be judged according to the value change on the ammeter, the amount of the metal vapor depends on the laser intensity emitted by the laser welding head 44, when the value on the ammeter is suddenly reduced within a certain period of time, the laser intensity emitted by the laser welding head 44 is insufficient, the welding parts of the shells 5 of the two groups of power controllers are not firm, when the value on the ammeter is suddenly increased within a certain period of time, the laser intensity emitted by the laser welding head 44 is overlarge, the welding parts of the shells 5 of the two groups of power controllers are likely to generate metal phase change, the quality of a product is affected, and by adopting the technical scheme, the laser intensity emitted by the laser welding head 44 can be conveniently adjusted by a worker in time, and the reject ratio of the product is reduced.
As shown in fig. 1 to 4, two sets of second magnetic blocks 481 and two sets of electrode plates 482 are arranged inside the waste bin 48, the two sets of second magnetic blocks 481 are aligned with each other and arranged inside the waste bin 48, the two sets of electrode plates 482 are aligned with each other and arranged inside the waste bin 48, and one ends of the second magnetic blocks 481 and the one ends of the electrode plates 482 far away from the ventilation slots 462 are not in contact with the inner wall of the waste bin 48.
Through the technical scheme, the metal vapor and the protective gas which become plasma can flow into the waste material box 48 after passing through the ventilation groove 462 and the air suction groove 463, because the metal vapor and the protective gas have certain initial speeds, positive and negative particles of the plasma can be separated under the action of a magnetic field according to the electromagnetic induction law, and finally flow to the two groups of electrode plates 482 along the direction vertical to magnetic lines of force, the metal vapor can be separated from the protective gas and air which are not ionized into the plasma through the second magnetic block 481 and the electrode plates 482, so that the subsequent separation of the protective gas and the air by workers is facilitated, in addition, when the two groups of electrode plates 482 are connected through a lead, because the positive and negative particles are gathered, electric potential can be generated between the two groups of electrode plates 482, current can be generated, and the amount of metal reduced by the electric power controller shell 5 in the whole welding process can be indirectly judged through detecting the magnitude of the current, whether the welding process is stable or not can be laterally reflected by comparing the reduced amount, for example, if the reduced amount of a certain two groups of power controller shells 5 with the same specification after welding is too large or too small compared with the reduced amount of the other two groups of power controller shells 5 after welding, it is indicated that the laser intensity emitted by the laser welding head 44 during welding of the two groups of power controller shells 5 is in a problem, and a worker needs to heavily check the two groups of power controller shells 5 after welding, so as to prevent defective products from flowing into the market.
As shown in fig. 1 to 8, the upper end of the lifting platform 22 is provided with a receiving groove 221, two sets of support plates 2211 are arranged inside the receiving groove 221, two sets of first cavities 222 are arranged below the receiving groove 221, a set of annular second cavities 223 are arranged outside each set of first cavities 222 and are communicated with each other, conductive liquid is filled inside each first cavity 222 and each second cavity 223, two sets of first conductive plates 2221 are arranged inside each set of first cavities 222, one set of first conductive plates 2221 are connected with the support plates 2211 above the first conductive plates 2221 through connecting rods, the other set of first conductive plates 2221 are fixedly installed at the bottom end of the first cavities 222, one set of first conductive plates 2221 are connected with an external power supply, and the other set of first conductive plates 2221 are connected with the push rods 231.
Before working, two groups of power controller shells 5 to be welded are respectively placed on the two groups of supporting plates 2211, under the action of gravity, both sets of support plates 2211 will descend, and when the support plates 2211 descend, the distance between the two sets of first conductive plates 2221 in the first cavity 222 will become smaller, and the current received by the plunger 231 will become larger, so that the weight of the power controller housing 5 can be obtained by the larger current, when the roughness of the surface of the power controller case 5 is fixed, the larger the weight of the power controller case 5 is, the larger the required clamping force is, through the technical scheme, the ejector rod 231 can select proper clamping force according to the weight change of the electric controller shell 5, prevent the electric controller shell 5 from deforming due to overlarge clamping force, meanwhile, the phenomenon that the shell 5 of the electric power controller falls off in the welding process due to too small clamping force is avoided.
As shown in fig. 1 to 8, a first magnetic block 2231 and a first magnetic field generator 2232 are disposed inside the second cavity 223, a distance measuring block 421 is disposed at one end of the movable frame 42 close to the workbench 2, two sets of alternating magnetic field generators and two sets of eddy current receivers are disposed inside the distance measuring block 421, and each set of first magnetic field generator 2232 is connected to one set of eddy current receivers.
Because the weight of the two groups of electric power controller shells 5 to be welded has difference, the invention is provided with the first magnetic block 2231 and the first magnetic field generator 2232, when the weight of the electric power controller shell 5 is measured, the first magnetic field generator 2232 can generate a group of magnetic fields which repel the first magnetic block 2231, because the liquid has incompressibility, as the first magnetic block 2231 gradually gets away from the first magnetic field generator 2232, the distance between the two groups of first conductive plates 2221 in the first cavity 222 can gradually become larger, when the currents received by the two groups of push rods 231 are the same, the two groups of electric power controller shells 5 to be welded are level, through the technical scheme, the welding of the electric power controller shells 5 by the subsequent laser welding head 44 is facilitated, the invention is provided with the distance measuring block 421 at one end of the movable frame 42 close to the workbench 2, when the machine body 1 vibrates due to the external environment in the working process, two sets of electric power controller shells 5 to be welded can be dislocated, at this time, whether two sets of electric power controller shells 5 to be welded are in a flush state can be detected in real time through the alternating magnetic field generator and the eddy current receiver arranged inside the distance measuring block 421, when two sets of electric power controller shells 5 to be welded are dislocated, the first magnetic field generator 2232 can generate a set of magnetic field repelling the first magnetic block 2231 again, so that the supporting plate 2211 rises, the two sets of electric power controller shells 5 to be welded can be in a flush state again through the supporting plate 2211, after the two sets of electric power controller shells 5 to be welded are in a flush state, the first magnetic field generator 2232 stops working, the supporting plate 2211 can descend and be separated from the electric power controller shells 5, and the subsequent ejector rod 231 and the fixing mechanism 232 can drive the electric power controller shells 5 to rotate conveniently.
As shown in fig. 1 to 12, the fixing mechanism 232 includes a fixed block 2321, a second magnetic field generator 2322 is disposed at a middle position inside the fixed block 2321, movable plates 2323 are disposed on two sides of the second magnetic field generator 2322, one end of the movable plate 2323 close to the second magnetic field generator 2322 has magnetism, one side of the movable plate 2323 away from the top rod 231 is provided with a connecting plate 2324, and the movable plate 2323 is connected to the connecting plate 2324 through a telescopic rod.
When the two sets of electric power controller shells 5 to be welded are made of different materials or have different thicknesses, if the applied clamping force is not changed, the electric power controller shell 5 with smaller strength and thickness is easier to deform than the electric power controller shell 5 with larger strength and thickness, the invention is provided with a fixing mechanism 232 at one end of the ejector rod 231 close to the electric power controller shell 5, when the second magnetic field generator 2322 works, a set of magnetic fields repelling the movable plate 2323 is generated, and at this time, the movable plate 2323 drives the connecting plate 2324 to move out of the fixed block 2321, the connecting plate 2324 can be close to the power controller shell 5 through the telescopic rod, so that the stress area of the power controller shell 5 is increased, since, in order to ensure that the power controller case 5 can be clamped, the pressing force of the fixing mechanism 232 against the power controller case 5 cannot be changed, therefore, the deformation amplitude of the power controller shell 5 can be effectively reduced by increasing the stress area of the power controller shell 5 through the technical scheme.
As shown in fig. 1 to 12, a voltage dropping plate 2325 is disposed on a side of the connecting plate 2324 away from the movable plate 2323, the voltage dropping plate 2325 is slidably mounted on the connecting plate 2324, a third magnetic field generator 23241 is disposed at an end of the connecting plate 2324 close to the second magnetic field generator 2322, and an end of the voltage dropping plate 2325 close to the third magnetic field generator 23241 has magnetism.
According to the invention, the voltage reducing plate 2325 is arranged on the connecting plate 2324, when the stress area of the power controller shell 5 is increased, the third magnetic field generator 23241 can generate a group of magnetic fields repelling the voltage reducing plate 2325, so that the voltage reducing plate 2325 moves on the connecting plate 2324, and the moving amplitude of the voltage reducing plate 2325 on the connecting plate 2324 can be controlled by adjusting the magnetic field intensity of the third magnetic field generator 23241.
As shown in fig. 1 to 12, a third cavity 23251 is disposed at one end of the voltage reducing plate 2325 away from the third magnetic field generator 23241, an elastic block 23253 is disposed inside the third cavity 23251, an electrical storage device 23252 is disposed at one side of the elastic block 23253, two sets of signal emitters 23254 are disposed at the other side of the elastic block 23253, both sets of signal emitters 23254 are connected to the third magnetic field generator 23241, the bottom end of the elastic block 23253 is electrically conductive, the bottom end of the elastic block 23253 is connected to the electrical storage device 23252 through a wire, and the bottom end of the elastic block 23253 is connected to the two sets of signal emitters 23254 through a conductive sheet.
When the force-bearing area of the power controller housing 5 is increased, the elastic block 23253 on the voltage-reducing plate 2325 is always in contact with the power controller housing 5, at this time, the group of signal transmitters 23254 far away from the power controller housing 5 works and sends out a group of signals so that the magnetic field of the third magnetic field generator 23241 is continuously enhanced, when the elastic block 23253 arranged on the voltage-reducing plate 2325 is separated from the power controller housing 5, the elastic block 23253 moves towards the power controller housing 5 under the action of the spring, at this time, the group of signal transmitters 23254 close to the power controller housing 5 works and sends out a group of signals so that the magnetic field of the third magnetic field generator 23241 is kept fixed, and by the technical scheme, the problem that the force-bearing area of the power controller housing 5 is increased by too large amplitude to affect the subsequent welding quality can be avoided.
The working principle of the invention is as follows: when two sets of power controller housings 5 to be welded are respectively placed on two sets of support plates 2211, the distance between two sets of first conductive plates 2221 in the first cavity 222 becomes smaller, the weight of the power controller housing 5 can be obtained by detecting the change of current received by the ejector rod 231, the ejector rod 231 can extend out to clamp the power controller housing 5 according to the weight of the power controller housing 5, at this time, the second magnetic field generator 2322 generates a set of magnetic fields repelling the movable plate 2323, the connecting plate 2324 is made to approach the power controller housing 5 by the movable plate 2323 and the telescopic rod, the voltage reducing plate 2325 is made to move on the connecting plate 2324 by the third magnetic field generator 23241, when the elastic block 23253 arranged on the voltage reducing plate 2325 is separated from the power controller housing 5, the voltage reducing plate 2325 stops moving, the stressed area of the power controller housing 5 can be increased by the voltage reducing plate 2325, and the deformation of the power controller housing 5 with smaller strength and thickness due to being too large clamping force is avoided, meanwhile, the increase of the stressed area of the power controller shell 5 is prevented from being too large, so that the subsequent welding quality is influenced, most of the power controller shells 5 are made of metal, therefore, a plurality of groups of eddy currents can be generated on the power controller shells 5 through a plurality of groups of alternating magnetic field generators arranged in the positioning plate 241, eddy current changes on the power controller shells 5 can be sensed through eddy current receivers, two groups of power controller shells 5 are controlled to move through the ejector rod 231 and the fixing mechanism 232, simultaneously, the positions to be welded of the two groups of power controller shells 5 can be just positioned below the welding device 4 by observing the eddy current changes sensed by each group of eddy current receivers, then the two groups of power controller shells 5 can be welded together through the welding device 4, in the welding process, protective gas is blown out through the gas injection pipe 43, and metal steam and the protective gas can be collected through the gas suction pipe 45, because the metal vapor and the protective gas are ionized into plasma after absorbing the laser beam, when the metal vapor and the protective gas pass through the air suction groove 463, if the second conductive plate 464 is connected with an external power supply and an ammeter, the change of the metal vapor can be judged by observing the numerical change on the ammeter, and then the change of the laser intensity emitted by the laser welding head 44 is obtained, so that the welding quality is prevented from being influenced by the overlarge or undersize of the laser intensity emitted by the laser welding head 44, when the metal vapor and the protective gas flow into the waste bin 48 through the ventilation groove 462 and the air suction groove 463, the separation phenomenon can occur under the action of a magnetic field, positive and negative particles of the plasma flow to the two groups of electrode plates 482 along the direction vertical to the magnetic lines, and the metal vapor and the protective gas and air which are not ionized into the plasma can be separated through the second magnetic block 481 and the electrode plates 482, and then make things convenient for the follow-up protective gas of staff and air separation, when all welding together all around two sets of power controller shells 5 when needs, can drive ejector pin 231 and fixed establishment 232 rotation through second motor 233, and then change the position that two sets of power controller shells 5 were treated the welding to reach the automatic welded purpose of changing the face.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a laser welding device is used in processing of power controller of high accuracy location which characterized in that: the laser welding device for machining the power controller comprises a machine body (1), a workbench (2), a moving frame (3) and a welding device (4), wherein the workbench (2) and the moving frame (3) are arranged on the machine body (1), the welding device (4) is arranged on the moving frame (3), the workbench (2) comprises a workbench main body (21), a lifting table (22), reversing seats (23) and positioning seats (24), the workbench main body (21) is arranged in the upper end of the machine body (1), the lifting table (22) is movably arranged at the middle position of the workbench main body (21), the reversing seats (23) and the positioning seats (24) are respectively arranged on two sides above the workbench main body (21) and are aligned with each other, the two positioning seats (24) are respectively arranged on the other two sides above the workbench main body (21) and are aligned with each other, two sets of switching-over seats (23) pass through ejector pin (231) and fixed establishment (232) centre gripping fixed power controller shell (5), through second motor (233) swing joint between switching-over seat (23) and ejector pin (231).
2. The laser welding device for processing the power controller with high precision positioning according to claim 1, wherein: the positioning device is characterized in that a positioning plate (241) is arranged inside the positioning seat (24), the positioning plate (241) is movably connected with the positioning seat (24) through a telescopic rod, a plurality of groups of alternating magnetic field generators and eddy current receivers are arranged inside the positioning plate (241), and the eddy current receivers are connected with the ejector rod (231) and the welding device (4).
3. The laser welding device for processing the power controller with high precision positioning according to claim 1, wherein: the welding device (4) comprises a welding frame (41), a movable frame (42) is movably mounted on the welding frame (41), a fixed frame (422) is arranged at one end, far away from the welding frame (41), of the movable frame (42), an air injection pipe (43), a laser welding head (44) and an air suction pipe (45) are arranged on the fixed frame (422), a detection mechanism (46) and a waste box (48) are arranged above the air suction pipe (45), the detection mechanism (46) comprises a detection box (461), a third motor (47) and fan blades are arranged at the top end of the detection box (461), a ventilation groove (462) is arranged below the fan blades, the fan blades are connected with the waste box (48) through the ventilation groove (462), an air suction groove (463) is arranged below the ventilation groove (462), and the ventilation groove (462) is connected with the air suction pipe (45) through the air suction groove (463), and a group of second conductive plates (464) are arranged at the left end and the right end of the air suction groove (463).
4. The laser welding device for processing the power controller with high precision positioning according to claim 3, wherein: two groups of second magnetic blocks (481) and two groups of electrode plates (482) are arranged inside the waste box (48), the second magnetic blocks (481) are arranged inside the waste box (48) in an aligned mode, the electrode plates (482) are arranged inside the waste box (48) in an aligned mode, and the ends, far away from the ventilation groove (462), of the second magnetic blocks (481) and the electrode plates (482) are not in contact with the inner wall of the waste box (48).
5. The laser welding device for processing the power controller with high precision positioning according to claim 4, wherein: the upper end of elevating platform (22) is provided with and accomodates groove (221), the inside of accomodating groove (221) is provided with two sets of backup pads (2211), the below of accomodating groove (221) is provided with two sets of first cavities (222), every group the outside of first cavity (222) all is provided with a set of annular second cavity (223) and communicates each other, the inside of first cavity (222) and second cavity (223) all is filled with conducting liquid, every group the inside of first cavity (222) all is provided with two sets of first conductive plates (2221), and one of them set of first conductive plates (2221) is connected with backup pad (2211) of first conductive plate (2221) top through the connecting rod, and a set of first conductive plate (2221) fixed mounting is in the bottom of first cavity (222) in addition.
6. The laser welding device for processing the power controller with high precision positioning according to claim 5, wherein: the inside of second cavity (223) is provided with first magnetic path (2231) and first magnetic field generator (2232), the one end that adjustable shelf (42) is close to workstation (2) is provided with range finding piece (421), the inside of range finding piece (421) is provided with two sets of alternating magnetic field generators and two sets of eddy current receiver, and every first magnetic field generator of group (2232) all is connected with a set of eddy current receiver.
7. The laser welding device for processing the power controller with high precision positioning according to claim 6, wherein: fixing mechanism (232) include fixed block (2321), the inside intermediate position department of fixed block (2321) is provided with second magnetic field generator (2322), the both sides of second magnetic field generator (2322) are provided with fly leaf (2323), the one end that fly leaf (2323) are close to second magnetic field generator (2322) has magnetism, one side that push rod (231) were kept away from in fly leaf (2323) is provided with connecting plate (2324), be connected through telescopic link and connecting block between fly leaf (2323) and connecting plate (2324).
8. The laser welding device for processing the power controller with high precision positioning according to claim 7, wherein: one side of the connecting plate (2324) far away from the movable plate (2323) is provided with a pressure reducing plate (2325), the pressure reducing plate (2325) is slidably mounted on the connecting plate (2324), one end of the connecting plate (2324) close to the second magnetic field generator (2322) is provided with a third magnetic field generator (23241), and one end of the pressure reducing plate (2325) close to the third magnetic field generator (23241) is magnetic.
9. The laser welding device for processing the power controller with high precision positioning according to claim 8, wherein: one end, far away from the third magnetic field generator (23241), of the voltage reducing plate (2325) is provided with a third cavity (23251), an elastic block (23253) is arranged inside the third cavity (23251), one side of the elastic block (23253) is provided with an electric storage device (23252), the other side of the elastic block (23253) is provided with two groups of signal emitters (23254), and the two groups of signal emitters (23254) are connected with the third magnetic field generator (23241).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210140711.3A CN114406468A (en) | 2022-02-16 | 2022-02-16 | Laser welding device is used in electric power controller processing of high accuracy location |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210140711.3A CN114406468A (en) | 2022-02-16 | 2022-02-16 | Laser welding device is used in electric power controller processing of high accuracy location |
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| CN202210140711.3A Withdrawn CN114406468A (en) | 2022-02-16 | 2022-02-16 | Laser welding device is used in electric power controller processing of high accuracy location |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116174960A (en) * | 2023-01-09 | 2023-05-30 | 奔腾激光科技(山东)有限公司 | Side blowing-dust sucking mechanism of laser cutting machine tool |
| CN116727978A (en) * | 2023-07-20 | 2023-09-12 | 唐山恒大人防设备有限公司 | Deformation-inhibiting civil air defense door frame edge welding equipment |
| CN117840586A (en) * | 2023-12-29 | 2024-04-09 | 江苏热通特种铜业有限公司 | Copper pipe laser welding machine of intelligent identification solder joint calibration location |
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2022
- 2022-02-16 CN CN202210140711.3A patent/CN114406468A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116174960A (en) * | 2023-01-09 | 2023-05-30 | 奔腾激光科技(山东)有限公司 | Side blowing-dust sucking mechanism of laser cutting machine tool |
| CN116174960B (en) * | 2023-01-09 | 2023-11-10 | 奔腾激光科技(山东)有限公司 | Side blowing-dust sucking mechanism of laser cutting machine tool |
| CN116727978A (en) * | 2023-07-20 | 2023-09-12 | 唐山恒大人防设备有限公司 | Deformation-inhibiting civil air defense door frame edge welding equipment |
| CN116727978B (en) * | 2023-07-20 | 2023-10-31 | 唐山恒大人防设备有限公司 | Deformation-inhibiting civil air defense door frame edge welding equipment |
| CN117840586A (en) * | 2023-12-29 | 2024-04-09 | 江苏热通特种铜业有限公司 | Copper pipe laser welding machine of intelligent identification solder joint calibration location |
| CN117840586B (en) * | 2023-12-29 | 2024-06-07 | 江苏热通特种铜业有限公司 | Copper pipe laser welding machine of intelligent identification solder joint calibration location |
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