CN113681111B - Inverter electric welding machine and welding method thereof - Google Patents
Inverter electric welding machine and welding method thereof Download PDFInfo
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- CN113681111B CN113681111B CN202111013630.9A CN202111013630A CN113681111B CN 113681111 B CN113681111 B CN 113681111B CN 202111013630 A CN202111013630 A CN 202111013630A CN 113681111 B CN113681111 B CN 113681111B
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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
- B23K9/00—Arc welding or cutting
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention relates to the technical field of electric welding devices, in particular to an inversion electric welding machine and a welding method thereof; the welding device comprises a power supply, a welding clamp, a loop wire clamp, a wire and a controller; the two opposite side walls of the power supply are provided with rotating rods; the rotating rod is rotationally connected with a wheel disc; an annular groove is formed in the inner wall of the wheel disc; according to the invention, the wire is pulled out of the protective shell before welding by a worker, the coil spring is wound and then is loosened after welding by the worker, and the wire is automatically wound on the wheel disc to be matched with the wheel disc under the action of the coil spring, so that the aim of automatically arranging the wire after welding by the worker is fulfilled, disorder of welding sites is prevented, the wire is scattered on the ground, the situation that the action of the worker is influenced is avoided, the risk that the wire rubs on the ground and the wire crust is scratched by welding slag and other objects is reduced, and the service life of the wire is prolonged; meanwhile, after welding of the staff is finished, the VRD function is started, so that the safety of the invention is improved.
Description
Technical Field
The invention relates to the technical field of electric welding devices, in particular to an inversion electric welding machine and a welding method thereof.
Background
The inverter welding machine is also called an inverter type arc welding power supply and an arc welding inverter, and is a novel welding power supply; the power supply generally rectifies and filters three-phase power frequency alternating current network voltage through an input rectifier to form direct current, inverts the direct current into intermediate frequency alternating current voltage of thousands of Hz to tens of thousands of Hz under the alternating switching action of a high-power switch electronic element, reduces the intermediate frequency alternating current voltage to tens of volts suitable for welding through a transformer, rectifies the alternating current again and outputs quite stable direct current welding current through reactance filtering; the inverter welding machine has small volume, is suitable for small welding factories or private shops, leads on the inverter welding machine are connected to a welding clamp and a loop wire clamp, the management of the small factories and the private shops is poor, on-site lines are staggered when workers weld, the leads of the inverter welding machine are randomly placed on the ground, the passing is inconvenient, potential safety hazards exist, meanwhile, the lead is randomly placed, the abrasion of the lead is quickened, the lead is easy to break, and the potential safety hazards occur; the VRD function is arranged on the inversion electric welding machine, so that the voltage output by the inversion electric welding machine can be reduced to below 20V, and the human body is prevented from touching the welding clamp; however, the VRD function affects arcing during welding, and a worker typically turns off the VRD function and then performs welding, but often forgets to turn on the VRD function after the welding is completed, thereby causing a safety hazard.
As disclosed in a chinese patent with application number CN201921158472.4, the electric wire of the workpiece welding machine can be reasonably stored, so that the probability that the electric wire is worn on the ground and stepped on by a worker is reduced, that is, the probability that the insulating skin of the electric wire is damaged is reduced, and thus the use safety of the workpiece welding machine is improved; the welding device comprises a welding mechanism and a welding gun assembly, wherein four groups of supporting legs are respectively arranged at the left front side, the left rear side, the right front side and the right rear side of the bottom end of the welding mechanism, a handle is arranged at the top end of the welding mechanism, and the welding gun assembly is provided with an electric wire; also comprises two groups of supporting rods, rotating rods, mounting blocks, winding shafts, clamping blocks, pulling handles, pushing springs, pushing plates and pin rods, the right sides of the bottom ends of the two groups of support rods are respectively connected with the left front side and the left rear side of the top end of the welding mechanism, and the outer ends of the left areas of the two groups of support rods are respectively provided with a rear U-shaped groove and a front U-shaped groove in a penetrating way; but this technical scheme can not automatic winding wire, and the winding wire is loaded down with trivial details, can not often forget to open the VRD function to solve after the welding is accomplished to the staff simultaneously, and then causes the limitation of this scheme.
In view of the above, the present invention provides an inverter welding machine and a welding method thereof, which solve the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the inverter welding machine and the welding method thereof provided by the invention have the advantages that the wire is pulled out of the protective shell before the welding of the operator, the coil spring is wound and then is loosened after the welding of the operator is finished, and the wire is automatically wound on the wheel disc to be matched with the wheel disc under the action of the coil spring, so that the aim of automatically arranging the wire after the welding of the operator is finished is fulfilled, the disorder of welding sites is prevented, the wire is scattered on the ground, the situation of influencing the action of the operator is caused, the friction of the wire on the ground is reduced, and the risk of scraping the wire crust by welding slag and other objects is reduced, so that the service life of the inverter welding machine is prolonged; meanwhile, after welding of the staff is finished, the VRD function is started, so that the safety of the invention is improved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to an inverter electric welding machine, which comprises a power supply, a welding clamp, a loop wire clamp, a wire and a controller, wherein the power supply is connected with the welding clamp; the two opposite side walls of the power supply are provided with rotating rods; the rotating rod is rotationally connected with a wheel disc; an annular groove is formed in the inner wall of the wheel disc; a coil spring is arranged in the annular groove; one end of the coil spring is fixedly connected with the rotating rod, and the other end of the coil spring is fixedly connected with the outer side wall of the annular groove; the two opposite side walls of the power supply are fixedly connected with protective shells; the rotating rod and the wheel disc are wrapped by the protective shell, an opening is formed in one end of the protective shell, and a -shaped frame is fixedly connected to the end face, away from the power supply, of the protective shell; the -shaped frame can accommodate a welding clamp and a loop wire clamp; the side wall of the rotating rod is fixedly connected with a pressure sensor; the pressure sensor is positioned in the annular groove; one end of the wire is connected with a power supply, and the other end of the wire bypasses the wheel disc and then passes through the opening to be fixedly connected with the welding clamp or the loop wire clamp;
When the electric welding machine works, the wires on the electric welding machine are connected to the welding clamps and the loop wire clamps, management of a small-sized factory and a private shop is poor, on-site lines of workers are staggered when the electric welding machine is used for welding, the wires of the electric welding machine are randomly placed on the ground, the electric welding machine is inconvenient to pass, potential safety hazards exist, meanwhile, the wires are randomly placed to accelerate abrasion of the wires, the broken skin of the wires is easy to cause, and the potential safety hazards occur; the VRD function is arranged on the inversion electric welding machine, so that the voltage output by the inversion electric welding machine can be reduced to below 20V, and the human body is prevented from touching the welding clamp; however, the VRD function affects the arcing during welding, and a worker usually turns off the VRD function and then welds the VRD function, but often forgets to turn on the VRD function after the welding is completed, thereby causing potential safety hazards;
when the invention is used, a worker firstly takes down the welding clamp and the loop wire clamp from the frame, and then the worker withdraws the wire fixedly connected with the welding clamp and the loop wire clamp from the protective shell, so that the wheel disc rotates, the coil spring is stressed and wound, and then the pressure sensor receives the pressure of the coil spring, at the moment, the pressure sensor transmits the pressure information to the controller through the signal wire, and the controller controls the power supply to close the VRD function; the working personnel clamps the loop wire clamp on the workpiece to be welded, clamps the welding rod by the welding clamp, and starts to weld the workpiece; after the work piece welding is finished, a loop wire clamp is taken down from the work piece by a worker, a welding rod on the welding clamp is taken down, then a wire fixedly connected with the welding clamp and the loop wire clamp is loosened, so that a coil spring rotates a wheel disc in the opposite direction under the action of self elastic force, the wire is wound on the wheel disc by the wheel disc, after the coil spring stops acting force on the wheel disc, the coil spring returns to an initial state, a pressure sensor is not stressed any more, the pressure sensor transmits pressure change to a controller, the controller controls a power supply to start a VRD function, and the worker places the welding clamp and the loop wire clamp in a corresponding -shaped frame, so that automatic arrangement of the wire is finished;
According to the invention, the wire is pulled out of the protective shell before welding by a worker, the coil spring is wound and then is loosened after welding by the worker, and the wire is automatically wound on the wheel disc to be matched with the wheel disc under the action of the coil spring, so that the aim of automatically arranging the wire after welding by the worker is fulfilled, disorder of welding sites is prevented, the wire is scattered on the ground, the situation that the action of the worker is influenced is avoided, the risk that the wire rubs on the ground and the wire crust is scratched by welding slag and other objects is reduced, and the service life of the wire is prolonged; meanwhile, after welding of the staff is finished, the VRD function is started, so that the safety of the invention is improved.
Preferably, blocking rods are uniformly and fixedly connected to the end face, far away from the power supply, of the wheel disc; the blocking rods are distributed in a radial direction; the protective shell is provided with a sliding groove; the blocking block is connected in a sliding way in the sliding groove; one end of the blocking block is exposed out of the sliding groove, the cross section of the other end of the blocking block is triangular, and the blocking block is sleeved with an extension spring; one end of the extension spring is fixedly connected with the protective shell, and the other end of the extension spring is fixedly connected with the fixed ring; the fixed ring is fixedly connected with the blocking block; the length of the blocking block inclined plane is larger than the thickness of the blocking rod; the blocking block can block the coil spring from rotating the wheel disc and cannot block a worker from pulling out the wire;
When the wire is pulled by a worker, the wire is pulled by the worker, so that the wheel disc rotates to drive the blocking rods to rotate, the blocking rods rotate around the rotating rods, when the blocking block is contacted with one of the blocking rods, the blocking rods are contacted with the inclined surfaces of the blocking blocks, and accordingly the wheel disc continuously rotates along with the fact that the worker continuously pulls the wire, the blocking rods extrude the blocking blocks through the inclined surfaces on the blocking blocks, the blocking blocks move towards the direction away from the wheel disc and compress the tension spring until the blocking rods overcome the blocking blocks to continuously rotate, and after the blocking rods are staggered from the blocking blocks, the blocking blocks slide towards the direction close to the wheel disc under the action of the tension spring until the blocking blocks are contacted with the wheel disc; when the adjacent blocking rods are in contact with the blocking blocks, the blocking blocks are overcome to continuously rotate under the action of pulling the wires by the staff; after a worker pulls out the wire for a proper length, the worker stops pulling the wire, so that the wheel disc automatically winds the wire under the action of the coil spring until the blocking block contacts with the blocking rod, and the blocking rod contacts with the side surface of the blocking block at the moment, so that the blocking block can prevent the blocking rod from rotating; after the welding is finished, a worker pulls out one end of the blocking block, which is exposed out of the protective shell, so that the blocking rod and the blocking block slide relatively until the blocking block cannot continuously block the blocking rod, the wheel disc winds the wire under the action of the coil spring, and the worker stops pulling the blocking block after the winding of the wire is finished;
According to the invention, the blocking rod overcomes the blocking of the blocking block by pulling the wire by the staff, and then the blocking rod is matched with the stop of the pulling of the wire by the staff, so that the wheel disc can not wind the wire when the staff welds, thereby preventing the winding of the wire when the staff welds, affecting the welding condition of the staff, improving the use experience of the staff when the invention is used, and further improving the use effect of the invention.
Preferably, a thread groove is formed in the power supply; the rotating rod is in threaded connection in the thread groove, the cross section of one end of the rotating rod, which is far away from the thread groove, is T-shaped, and a thread block is in threaded connection with the rotating rod; the thread blocks are positioned in the protective shell and far away from the thread grooves; the end face of the protective shell, which is far away from the power supply, is provided with a through groove; one end of the penetrating groove, which is close to the opening, penetrates through the protective shell; the section shape of the thread block is hexagonal, and a worker can rotate the thread block by using an adjustable wrench;
when the movable wrench is used for a long time, a worker uses the movable wrench to screw the thread blocks on the rotating rod, so that the thread blocks move towards the direction close to the power supply, the thread blocks are far away from the protective shell, and the distance between the thread blocks and the protective shell is increased as the worker continues to screw the thread blocks until the distance between the thread blocks and the protective shell is not smaller than the depth of the thread grooves; at the moment, a worker stops screwing the threaded block and starts screwing the rotating rod, so that the rotating rod gradually moves in the threaded groove, the worker pulls out the rotating rod along with the wheel disc in a direction close to the opening after the rotating rod is separated from the threaded groove, and then the rotating rod slides on the penetrating groove until the rotating rod is separated from the sliding groove, and the worker can take down the lead from the wheel disc and replace the lead; the staff takes down the two ends of the wire from the power supply, the welding clamp and the loop wire clamp respectively, and takes down the wire from the wheel disc; connecting two ends of a new wire with a power supply, a welding clamp and a loop wire clamp, winding the wire on a wheel disc, sliding a rotating rod into a through groove, rotating one end of the rotating rod, which is close to the power supply, into a thread groove, and finally rotating a thread block in the opposite direction by using an adjustable wrench until the thread block is in contact with a protective shell, thereby completing replacement of the wire;
According to the invention, the rotating rod is taken out from the protective shell by a worker to replace the wire, and then the rotating rod and the wheel disc are reinstalled in the protective shell by the worker, so that the purpose of replacing the wire by the worker is achieved, the situation that the outer skin of the wire is damaged after being worn for a long time to cause a safety accident is prevented, the safety of the invention is improved, and the actual use effect of the invention is improved.
Preferably, the power supply is provided with a first groove; the first groove is arranged close to the opening; a first block is connected in a sliding way in the first groove; the first block is provided with a through hole and a T-shaped groove; the T-shaped groove penetrates through two opposite side surfaces of the first block, the T-shaped groove is communicated with the through hole, a sliding block is connected in a sliding manner at one end of the T-shaped groove, which is close to the through hole, and two rotating blocks are hinged in one end of the T-shaped groove, which is far away from the through hole; the two rotating blocks are arranged near two opposite ends of the first block and expose the T-shaped groove; the section of the sliding block, which is close to one end of the rotating block, is triangular and can be extruded by the rotating block, and the end surface of the sliding block, which is close to the through hole, is fixedly connected with a buffer layer; the material of the buffer layer is preferably rubber;
When the wire winding device is used, a worker passes through the through hole on the first block, slides the first block into the first groove, and in the process that the first block enters the first groove, the groove wall of the first groove is contacted with the rotating block, so that the groove wall of the first groove extrudes the rotating block, the rotating block enters the T-shaped groove, in the process that the rotating block enters the T-shaped groove, the rotating block extrudes the sliding block, the sliding block moves towards the direction close to the through hole, the buffer layer on the moving block is contacted with the wire and extrudes the wire, the wire is fixed in the through hole, the length of the wire between the first block and the wheel disc is fixed, the wire wound on the rotating rod can be just attached to the rotating rod after the wheel disc winds the wire, the wire wound on the rotating rod is prevented from loosening, the wire wound on the rotating rod is increased, the wire wound on the rotating rod is reduced, and the connection between the wire and the power source is affected; meanwhile, the first block is pulled out of the first groove, so that the replacement of the lead is not affected, and the use effect of the invention is ensured.
Preferably, the part of the rotating rod between the wheel disc and the power supply is wound with a wire; the winding direction of the wire on the rotating rod is opposite to the winding direction of the wire on the wheel disc;
When the rotary electric wire protection device works, a worker pulls out the wire from the protection shell, so that the wheel disc rotates; because the winding direction of the wire on the rotating rod is opposite to the winding direction of the wire on the wheel disc, the wire wound on the rotating rod is loosened, and the wire is positioned around the rotating rod; when the wires on the wheel disc are all pulled out, the wires on the rotating rod are all loosened; when the wheel disc winds the wire, the wheel disc rotates in opposite directions, so that the wire around the rotating rod is rewound on the rotating rod, the situation that the length of the wire pulled by a worker does not reach a proper length when the worker pulls the wire, the wire between the wheel disc and the power supply is wound on the rotating rod, the wire on the rotating rod is the same as the wire on the wheel disc in winding direction, and then the wire between the wheel disc and the power supply is completely wound on the rotating rod and is tensioned occurs, the worker cannot continuously pull out the wire, the pulled length of the wire does not reach the length required by welding workpieces, the worker cannot normally weld, the welding effect of the worker is affected, and the practical use effect of the wire welding device is further improved.
The welding method of the inverter welding machine is suitable for the inverter welding machine, and comprises the following steps of:
S1: the staff pulls the wires on the welding clamp and the loop wire clamp respectively, so that the wheel disc rotates, the blocking rod on the wheel disc overcomes the blocking block to rotate along with the wheel disc, the coil spring tightens up the extrusion pressure sensor, and the controller controls the power supply to close the VRD function;
s2: after the worker pulls out the wire to a proper length, the worker stops pulling the wire, so that the blocking block prevents the coil spring from rotating along with the blocking rod, the worker clamps the loop wire clamp on the workpiece, clamps the welding clamp on the welding rod, and welding is started;
s3: after the welding of the wire is finished, the loop wire clamp is taken down from the workpiece by a worker, the welding strip on the welding clamp is taken down, and then the corresponding blocking blocks on the two protective shells are pulled to separate the blocking blocks from the blocking strips, so that the coil spring drives the wheel disc to rotate to wind the wire, and the welding clamp and the loop wire clamp are collected in the corresponding -shaped frame by the worker after the wire winding is finished;
s4: when a worker changes a wire, the worker firstly screws a thread block on the rotating rod, then rotates the rotating rod until the rotating rod is separated from the thread groove, the worker pulls out a first block from a first groove after taking out a threaded rod from the protective shell, then takes down the wire from the wheel disc, the first block, the welding clamp and the loop wire clamp, and then reconnects the wire on the wheel disc, the first block, the welding clamp and the loop wire clamp after changing a new wire, and then installs the rotating rod and the wheel disc into the protective shell.
The beneficial effects of the invention are as follows:
1. according to the invention, the wire is pulled out of the protective shell before welding by a worker, the coil spring is wound and then is loosened after welding by the worker, and the wire is automatically wound on the wheel disc to be matched with the wheel disc under the action of the coil spring, so that the aim of automatically arranging the wire after welding by the worker is fulfilled, disorder of welding sites is prevented, the wire is scattered on the ground, the situation that the action of the worker is influenced is avoided, the risk that the wire rubs on the ground and the wire crust is scratched by welding slag and other objects is reduced, and the service life of the wire is prolonged; meanwhile, after welding of the staff is finished, the VRD function is started, so that the safety of the invention is improved.
2. According to the invention, the blocking rod overcomes the blocking of the blocking block by pulling the wire by the staff, and then the blocking rod is matched with the stop of the pulling of the wire by the staff, so that the wheel disc can not wind the wire when the staff welds, thereby preventing the winding of the wire when the staff welds, affecting the welding condition of the staff, improving the use experience of the staff when the invention is used, and further improving the use effect of the invention.
3. According to the invention, the rotating rod is taken out from the protective shell by a worker to replace the wire, and then the rotating rod and the wheel disc are reinstalled in the protective shell by the worker, so that the purpose of replacing the wire by the worker is achieved, the situation that the outer skin of the wire is damaged after being worn for a long time to cause a safety accident is prevented, the safety of the invention is improved, and the actual use effect of the invention is improved.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of an inverter welding machine of the present invention;
FIG. 2 is a partial cross-sectional view of an inverter welding machine of the present invention;
FIG. 3 is a cross-sectional view at A in FIG. 2;
FIG. 4 is a schematic view of the structure of the arresting bars and blocks of the present invention;
FIG. 5 is a cross-sectional view of a first block of the present invention;
FIG. 6 is a flow chart of a method of welding an inverter welding machine of the present invention;
in the figure: 1. a power supply; 11. a protective shell; 12. an opening; 13. shaped shelves; 14. a sliding groove; 15. a blocking block; 16. a tension spring; 17. a fixing ring; 18. a through groove; 2. welding clips; 21. a thread groove; 3. a loop wire clamp; 4. a wire; 5. a rotating lever; 51. a pressure sensor; 52. a screw block; 6. a wheel disc; 61. an annular groove; 62. a coil spring; 63. a blocking rod; 7. a first groove; 71. a first block; 72. a through hole; 73. a T-shaped groove; 74. a sliding block; 75. a rotating block; 76. and a buffer layer.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 6, the inverter welding machine of the invention comprises a power supply 1, a welding clamp 2, a loop wire clamp 3, a wire 4 and a controller; the two opposite side walls of the power supply 1 are respectively provided with a rotating rod 5; the rotating rod 5 is rotatably connected with a wheel disc 6; an annular groove 61 is formed in the inner wall of the wheel disc 6; a coil spring 62 is arranged in the annular groove 61; one end of the coil spring 62 is fixedly connected with the rotating rod 5, and the other end of the coil spring is fixedly connected with the outer side wall of the annular groove 61; the two opposite side walls of the power supply 1 are fixedly connected with a protective shell 11; the rotary rod 5 and the wheel disc 6 are wrapped by the protective shell 11, an opening 12 is formed in one end of the protective shell 11, and a -shaped frame 13 is fixedly connected to the end face, far away from the power supply 1, of the protective shell 11; the -shaped frame 13 can accommodate the welding clamp 2 and the loop wire clamp 3; the side wall of the rotating rod 5 is fixedly connected with a pressure sensor 51; the pressure sensor 51 is located in the annular groove 61; one end of the lead 4 is connected with the power supply 1, the other end bypasses the wheel disc 6 and then passes through the opening 12 to be fixedly connected with the welding clamp 2 or the loop wire clamp 3;
When the electric welding machine works, the wires 4 on the electric welding machine are connected to the welding clamp 2 and the loop wire clamp 3, the management of a small-sized factory and a private shop is poor, the on-site lines of workers are staggered when the electric welding machine is used for welding, the wires 4 of the electric welding machine are randomly placed on the ground, the electric welding machine is inconvenient to pass, potential safety hazards exist, meanwhile, the wires 4 are randomly placed to accelerate the abrasion of the wires 4, the broken skin of the wires 4 is easy to cause, and the potential safety hazards occur; the VRD function is arranged on the inversion electric welding machine, so that the voltage output by the inversion electric welding machine can be reduced to below 20V, and the human body is prevented from touching the welding clamp 2; however, the VRD function affects the arcing during welding, and a worker usually turns off the VRD function and then welds the VRD function, but often forgets to turn on the VRD function after the welding is completed, thereby causing potential safety hazards;
when the invention is used, a worker firstly removes the welding clamp 2 and the loop wire 4 clamp from the frame 13, and then withdraws the wire 4 fixedly connected with the welding clamp 2 and the loop wire clamp 3 from the protective shell 11, so that the wheel disc 6 rotates, the coil spring 62 is stressed and wound, and the pressure sensor 51 receives the pressure of the coil spring 62, at the moment, the pressure sensor 51 transmits the pressure information to the controller through the signal wire, and the controller controls the power supply 1 to close the VRD function; the working personnel clamps the loop wire clamp 3 on the workpiece to be welded, clamps the welding rod by the welding clamp 2, and starts to weld the workpiece; after the work piece welding is finished, the loop wire clamp 3 is taken down from the work piece by a worker, the welding rod on the welding clamp 2 is taken down, then the wire 4 fixedly connected with the welding clamp 2 and the loop wire clamp 3 is loosened, the coil spring 62 enables the wheel disc 6 to rotate towards the opposite direction under the action of self elastic force, the wire 4 is wound on the wheel disc 6 by the wheel disc 6, after the coil spring 62 stops acting force on the wheel disc 6, the coil spring 62 returns to an initial state, the pressure sensor 51 is not stressed any more, the pressure sensor 51 transmits pressure change to the controller, the controller controls the power supply 1 to start the VRD function, and the worker places the welding clamp 2 and the loop wire clamp 3 in the corresponding -shaped frame 13, so that automatic arrangement of the wire 4 is finished;
According to the invention, the wire 4 is pulled out of the protective shell 11 before welding by a worker, the coil spring 62 is wound and then the wire 4 is loosened after the welding is completed by the worker, and the wire 4 is automatically wound on the wheel disc 6 under the action of the coil spring 62 to be matched, so that the aim of automatically arranging the wire 4 after the welding is completed by the worker is fulfilled, the situation that the welding site is disordered, the wire 4 is scattered on the ground and the action of the worker is influenced is prevented, the friction of the wire 4 on the ground is reduced, and the risk that the welding slag and other objects scratch the outer skin of the wire 4 is reduced, so that the service life of the invention is prolonged; meanwhile, after welding of the staff is finished, the VRD function is started, so that the safety of the invention is improved.
As one embodiment of the present invention, 0 the end surface of the wheel disc 6 far from the power source 1 is uniformly and fixedly connected with a blocking rod 63; the blocking rods 63 are distributed in a radial direction; the protective shell 11 is provided with a sliding groove 14; a blocking block 15 is connected in a sliding way in the sliding groove 14; one end of the blocking block 15 is exposed out of the sliding groove 14, the cross section of the other end of the blocking block is triangular, and the blocking block 15 is sleeved with an extension spring 16; one end of the extension spring 16 is fixedly connected with the protective shell 11, and the other end is fixedly connected with a fixed ring 17; the fixed ring 17 is fixedly connected with the blocking block 15; the length of the inclined surface of the blocking block 15 is larger than the thickness of the blocking rod 63; the blocking block 15 can block the coil spring 62 from rotating the wheel disc 6 and cannot block the staff from pulling out the wire 4;
When the electric wire cutter works, a worker pulls the wire 4, so that the wheel disc 6 rotates to drive the blocking rods 63 to rotate, the blocking rods 63 rotate around the rotating rods 5, when the blocking rods 15 are in contact with one of the blocking rods 63, the blocking rods 63 are in contact with inclined surfaces of the blocking rods 15, so that as the worker continues to pull the wire 4, the wheel disc 6 continues to rotate with the blocking rods 63, the blocking rods 63 press the blocking rods 15 through the inclined surfaces on the blocking rods 15, so that the blocking rods 15 move away from the wheel disc 6 and compress the tension springs 16 until the blocking rods 63 overcome the blocking rods 15 to continue to rotate, and after the blocking rods 63 are staggered with the blocking rods 15, the blocking rods 15 slide towards the direction close to the wheel disc 6 under the action of the tension springs 16 until the blocking rods contact with the wheel disc 6; when the adjacent blocking rod 63 contacts with the blocking block 15, the blocking block 15 is overcome to continue to rotate under the action of the staff pulling the wire 4; after the worker pulls out the wire 4 by a proper length, the pulling of the wire 4 is stopped, so that the wheel disc 6 automatically winds the wire 4 under the action of the coil spring 62 until the blocking block 15 contacts the blocking rod 63, and at the moment, the blocking rod 63 contacts the side surface of the blocking block 15, and the blocking block 15 can prevent the blocking rod 63 from rotating; the worker pulls out one end of the blocking block 15, which is exposed out of the protective shell 11, after welding is finished, so that the blocking rod 63 and the blocking block 15 slide relatively until the blocking block 15 cannot continuously block the blocking rod 63, the wheel disc 6 winds the wire 4 under the action of the coil spring 62, and the worker stops pulling the blocking block 15 after winding the wire 4;
According to the invention, the staff pulls the wire 4, so that the blocking rod 63 overcomes the obstruction of the blocking block 15, and then the blocking block 15 stops pulling the wire 4 to be matched with the staff in a rotating way, so that the wheel disc 6 can not wind the wire 4 when the staff welds, the wire 4 is prevented from being wound when the staff welds, the welding condition of the staff is influenced, the use experience of the staff when the staff is used is improved, and the use effect of the invention is further improved.
As an embodiment of the present invention, the power supply 1 is provided with a screw groove 21; the rotating rod 5 is in threaded connection in the thread groove 21, the cross section of one end of the rotating rod 5, which is far away from the thread groove 21, is T-shaped, and a thread block 52 is in threaded connection with the rotating rod 5; the thread blocks 52 are positioned in the protective shell 11 and are far away from the thread grooves 21; the end face of the protective shell 11 far away from the power supply 1 is provided with a through groove 18; one end of the through groove 18, which is close to the opening 12, penetrates through the protective shell 11; the cross section of the screw thread block 52 is hexagonal, and a worker can rotate the screw thread block 52 by using an adjustable wrench;
when the invention is used for a long time, a worker uses the adjustable wrench to screw the thread block 52 on the rotating rod 5, so that the thread block 52 moves towards the direction approaching to the power supply 1, the thread block 52 and the protective shell 11 are far away from each other, and as the worker continues to screw the thread block 52, the distance between the thread block 52 and the protective shell 11 is increased until the distance between the thread block 52 and the protective shell 11 is not less than the depth of the thread groove 21; at this time, the worker stops screwing the screw block 52 and starts screwing the rotating rod 5, so that the rotating rod 5 gradually moves in the screw groove 21, and after the rotating rod 5 is separated from the screw groove 21, the worker pulls out the rotating rod 5 along with the wheel disc 6 in a direction approaching to the opening 12, and further slides the rotating rod 5 on the through groove 18 until the rotating rod 5 is separated from the sliding groove 14, and the worker can remove the wire 4 from the wheel disc 6 and replace the wire 4; the staff takes down the two ends of the wire 4 from the power supply 1, the welding clamp 2 and the loop wire clamp 3 respectively, and takes down the wire 4 from the wheel disc 6; after connecting two ends of a new wire 4 with the power supply 1, the welding clamp 2 and the loop wire clamp 3, winding the wire 4 on the wheel disc 6, sliding the rotating rod 5 into the through groove 18, rotating one end of the rotating rod 5, which is close to the power supply 1, into the thread groove 21, and finally rotating the thread block 52 in the opposite direction by using an adjustable wrench until the thread block 52 contacts with the protective shell 11, thereby completing the replacement of the wire 4;
According to the invention, the rotating rod 5 is taken out of the protective shell 11 by a worker to replace the lead 4, and then the rotating rod 5 and the wheel disc 6 are reinstalled in the protective shell 11 by the worker, so that the purpose of replacing the lead 4 by the worker is achieved, the situation that the outer skin of the lead 4 is damaged after being worn for a long time to cause a safety accident is prevented, the safety of the invention is improved, and the actual use effect of the invention is improved.
As an embodiment of the present invention, the power supply 1 is provided with a first groove 7; the first groove 7 is arranged close to the opening 12; a first block 71 is slidably connected in the first groove 7; the first block 71 is provided with a through hole 72 and a T-shaped groove 73; the T-shaped groove 73 penetrates through two opposite side surfaces of the first block 71, the T-shaped groove 73 is communicated with the through hole 72, a sliding block 74 is connected in a sliding manner at one end of the T-shaped groove 73 close to the through hole 72, and two rotating blocks 75 are hinged in one end of the T-shaped groove 73 far away from the through hole 72; two said turning blocks 75 are disposed near opposite ends of the first block 71 and expose the T-shaped groove 73; the cross section of the sliding block 74 near one end of the rotating block 75 is triangular and can be extruded by the rotating block 75, and a buffer layer 76 is fixedly connected to the end surface of the sliding block 74 near the through hole 72; the material of the buffer layer 76 is preferably rubber;
During operation, before the invention is used, a worker passes the wire 4 through the through hole 72 on the first block 71, then slides the first block 71 into the first groove 7, in the process that the first block 71 enters the first groove 7, the groove wall of the first groove 7 is contacted with the rotating block 75, so that the groove wall of the first groove 7 presses the rotating block 75, the rotating block 75 enters the T-shaped groove 73, in the process that the rotating block 75 enters the T-shaped groove 73, the rotating block 75 presses the sliding block 74, the sliding block 74 moves towards the direction close to the through hole 72, the buffer layer 76 on the moving block is contacted with the wire 4 and presses the wire 4, the wire 4 is fixed in the through hole 72, the length of the wire 4 between the first block 71 and the wheel disc 6 is fixed, and then the wire 4 wound on the rotating rod 5 can be just adhered to the rotating rod 5 after the wire 4 on the wheel disc 6 is wound, the wire 4 on the rotating rod 5 is prevented from being loose, the wire 4 wound on the rotating rod 5 is increased, the wire 4 wound on the rotating rod 1 is reduced, and the connection between the wire 4 and the wire 1 is affected; meanwhile, the replacement of the lead 4 is not affected after the first block 71 is pulled out of the first groove 7, so that the use effect of the invention is ensured.
As an embodiment of the invention, the part of the rotating rod 5 between the wheel disc 6 and the power source 1 is wound with the wire 4; the winding direction of the wire 4 on the rotating rod 5 is opposite to the winding direction of the wire 4 on the wheel disc 6;
During operation, a worker pulls the lead 4 out of the protective shell 11, so that the wheel disc 6 rotates; since the winding direction of the wire 4 on the rotating rod 5 is opposite to the winding direction of the wire 4 on the wheel 6, the wire 4 wound on the rotating rod 5 is loosened, and the wire 4 is positioned around the rotating rod 5; when the wires 4 on the wheel disc 6 are all pulled out, the wires 4 on the rotating rod 5 are all loosened; when the wire 4 is wound on the wheel disc 6, the wheel disc 6 rotates in the opposite direction, so that the wire 4 around the rotating rod 5 is rewound on the rotating rod 5, the situation that when a worker pulls the wire 4, the length of the wire 4 pulled out by the worker does not reach a proper length, the wire 4 between the wheel disc 6 and the power supply 1 is wound on a rotating rod, the wire 4 on the rotating rod 5 and the wire 4 on the wheel disc 6 are wound in the same direction, and then the wire 4 between the wheel disc 6 and the power supply 1 is completely wound on the rotating rod 5 and is tensioned occurs, and then the worker cannot continuously pull out the wire 4, so that the length of the wire 4 pulled out does not reach the length required by welding workpieces, the worker cannot normally weld, the welding result of the worker is affected, and the practical use effect of the invention is further improved.
The welding method of the inverter welding machine is suitable for the inverter welding machine, and comprises the following steps of:
s1: the staff pulls the welding clamp 2 and the lead 4 on the loop wire clamp 3 respectively, so that the wheel disc 6 rotates, the blocking rod 63 on the wheel disc 6 overcomes the blocking block 15 to rotate along with the wheel disc 6, the coil spring 62 tightens the extrusion pressure sensor 51, and the controller controls the power supply 1 to close the VRD function;
s2: after the worker pulls out the wire 4 to a proper length, the worker stops pulling the wire 4, so that the blocking block 15 prevents the coil spring 62 from rotating with the blocking rod 63, the worker clamps the loop wire clamp 3 on the workpiece, clamps the welding clamp 2 on the welding rod, and welding is started;
s3: after the welding of the wire clamp 3 is finished, the circuit wire clamp 3 is taken down from the workpiece by the staff, the welding strip on the welding clamp 2 is taken down, and then the corresponding blocking blocks 15 on the two protective shells 11 are pulled to separate the blocking blocks 15 from the blocking strips, so that the coil spring 62 drives the wheel disc 6 to rotate to wind the wire 4, and the welding clamp 2 and the circuit wire 4 are clamped in the corresponding -shaped frame 13 by the staff after the wire 4 is wound;
s4: when a worker changes the wire 4, the worker firstly turns the thread block 52 on the rotating rod 5, then rotates the rotating rod 5 until the rotating rod 5 is separated from the thread groove 21, the worker pulls out the first block 71 from the first groove 7 after taking the threaded rod out of the protective shell 11, then removes the wire 4 from the wheel disc 6, the first block 71, the welding clamp 2 and the loop wire clamp 3, and then reconnects the wire 4 on the wheel disc 6, the first block 71, the welding clamp 2 and the loop wire clamp 3 after changing the wire 4, and then installs the rotating rod 5 and the wheel disc 6 into the protective shell 11.
The specific working procedure is as follows:
when the invention is used, a worker firstly removes the welding clamp 2 and the loop wire 4 clamp from the frame 13, and then withdraws the wire 4 fixedly connected with the welding clamp 2 and the loop wire clamp 3 from the protective shell 11, so that the wheel disc 6 rotates, the coil spring 62 is stressed and wound, and the pressure sensor 51 receives the pressure of the coil spring 62, at the moment, the pressure sensor 51 transmits the pressure information to the controller through the signal wire, and the controller controls the power supply 1 to close the VRD function; the working personnel clamps the loop wire clamp 3 on the workpiece to be welded, clamps the welding rod by the welding clamp 2, and starts to weld the workpiece; after the work piece welding is finished, the loop wire clamp 3 is taken down from the work piece by a worker, the welding rod on the welding clamp 2 is taken down, then the wire 4 fixedly connected with the welding clamp 2 and the loop wire clamp 3 is loosened, the coil spring 62 enables the wheel disc 6 to rotate towards the opposite direction under the action of self elastic force, the wire 4 is wound on the wheel disc 6 by the wheel disc 6, after the coil spring 62 stops acting force on the wheel disc 6, the coil spring 62 returns to an initial state, the pressure sensor 51 is not stressed any more, the pressure sensor 51 transmits pressure change to the controller, the controller controls the power supply 1 to start the VRD function, and the worker places the welding clamp 2 and the loop wire clamp 3 in the corresponding -shaped frame 13, so that automatic arrangement of the wire 4 is finished; the staff pulls the wire 4, so that the wheel disc 6 rotates to drive the blocking rods 63 to rotate, the blocking rods 63 rotate around the rotating rods 5, when the blocking rods 15 are in contact with one of the blocking rods 63, the blocking rods 63 are in contact with the inclined surfaces of the blocking blocks 15, so that as the staff continues to pull the wire 4, the wheel disc 6 continues to rotate to drive the blocking rods 63, the blocking rods 63 press the blocking blocks 15 through the inclined surfaces on the blocking blocks 15, so that the blocking blocks 15 move away from the wheel disc 6 and compress the tension springs 16 until the blocking rods 63 overcome the blocking blocks 15 to continue to rotate, and after the blocking rods 63 are staggered from the blocking blocks 15, the blocking blocks 15 slide towards the direction close to the wheel disc 6 under the action of the tension springs 16 until the blocking rods contact with the wheel disc 6; when the adjacent blocking rod 63 contacts with the blocking block 15, the blocking block 15 is overcome to continue to rotate under the action of the staff pulling the wire 4; after the worker pulls out the wire 4 by a proper length, the pulling of the wire 4 is stopped, so that the wheel disc 6 automatically winds the wire 4 under the action of the coil spring 62 until the blocking block 15 contacts the blocking rod 63, and at the moment, the blocking rod 63 contacts the side surface of the blocking block 15, and the blocking block 15 can prevent the blocking rod 63 from rotating; the worker pulls out one end of the blocking block 15, which is exposed out of the protective shell 11, after welding is finished, so that the blocking rod 63 and the blocking block 15 slide relatively until the blocking block 15 cannot continuously block the blocking rod 63, the wheel disc 6 winds the wire 4 under the action of the coil spring 62, and the worker stops pulling the blocking block 15 after winding the wire 4; after the invention is used for a long time by a worker, the movable spanner is used for screwing the thread blocks 52 on the rotating rod 5, so that the thread blocks 52 move towards the direction approaching to the power supply 1, the thread blocks 52 and the protective shell 11 are far away from each other, and as the worker continues to screw the thread blocks 52, the distance between the thread blocks 52 and the protective shell 11 is increased until the distance between the thread blocks 52 and the protective shell 11 is not less than the depth of the thread grooves 21; at this time, the worker stops screwing the screw block 52 and starts screwing the rotating rod 5, so that the rotating rod 5 gradually moves in the screw groove 21, and after the rotating rod 5 is separated from the screw groove 21, the worker pulls out the rotating rod 5 along with the wheel disc 6 in a direction approaching to the opening 12, and further slides the rotating rod 5 on the through groove 18 until the rotating rod 5 is separated from the sliding groove 14, and the worker can remove the wire 4 from the wheel disc 6 and replace the wire 4; the staff takes down the two ends of the wire 4 from the power supply 1, the welding clamp 2 and the loop wire clamp 3 respectively, and takes down the wire 4 from the wheel disc 6; after connecting two ends of a new wire 4 with the power supply 1, the welding clamp 2 and the loop wire clamp 3, winding the wire 4 on the wheel disc 6, sliding the rotating rod 5 into the through groove 18, rotating one end of the rotating rod 5, which is close to the power supply 1, into the thread groove 21, and finally rotating the thread block 52 in the opposite direction by using an adjustable wrench until the thread block 52 contacts with the protective shell 11, thereby completing the replacement of the wire 4; before the invention is used, a worker passes the wire 4 through the through hole 72 on the first block 71, then slides the first block 71 into the first groove 7, in the process that the first block 71 enters the first groove 7, the groove wall of the first groove 7 is contacted with the rotating block 75, so that the groove wall of the first groove 7 presses the rotating block 75, the rotating block 75 enters the T-shaped groove 73, in the process that the rotating block 75 enters the T-shaped groove 73, the rotating block 75 presses the sliding block 74, so that the sliding block 74 moves towards the direction close to the through hole 72, the buffer layer 76 on the moving block is contacted with the wire 4 and presses the wire 4, so that the wire 4 is fixed in the through hole 72, the length of the wire 4 between the first block 71 and the wheel disc 6 is fixed, and then the wire 4 wound on the rotating rod 5 can be just adhered to the rotating rod 5 after the wire 4 is wound on the rotating rod 6, the wire 4 on the rotating rod 5 is prevented from being loosened, the wire 4 wound on the rotating rod 5 is increased, the wire 4 wound on the rotating rod 1 is reduced, and the wire 4 between the first block 71 and the power source 1 is affected; meanwhile, the first block 71 is pulled out of the first groove 7, so that the replacement of the lead 4 is not affected, and the use effect of the invention is ensured; the staff pulls the wire 4 out of the protective shell 11, so that the wheel disc 6 rotates; since the winding direction of the wire 4 on the rotating rod 5 is opposite to the winding direction of the wire 4 on the wheel 6, the wire 4 wound on the rotating rod 5 is loosened, and the wire 4 is positioned around the rotating rod 5; when the wires 4 on the wheel disc 6 are all pulled out, the wires 4 on the rotating rod 5 are all loosened; when the wire 4 is wound on the wheel disc 6, the wheel disc 6 rotates in the opposite direction, so that the wire 4 around the rotating rod 5 is rewound on the rotating rod 5, the situation that when a worker pulls the wire 4, the length of the wire 4 pulled out by the worker does not reach a proper length, the wire 4 between the wheel disc 6 and the power supply 1 is wound on a rotating rod, the wire 4 on the rotating rod 5 and the wire 4 on the wheel disc 6 are wound in the same direction, and then the wire 4 between the wheel disc 6 and the power supply 1 is completely wound on the rotating rod 5 and is tensioned occurs, and then the worker cannot continuously pull out the wire 4, so that the length of the wire 4 pulled out does not reach the length required by welding workpieces, the worker cannot normally weld, the welding result of the worker is affected, and the practical use effect of the invention is further improved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An inverter welding machine comprises a power supply (1), a welding clamp (2), a loop wire clamp (3), a wire (4) and a controller; the method is characterized in that: the two opposite side walls of the power supply (1) are provided with rotating rods (5); the rotating rod (5) is rotationally connected with a wheel disc (6); an annular groove (61) is formed in the inner wall of the wheel disc (6); a coil spring (62) is arranged in the annular groove (61); one end of the coil spring (62) is fixedly connected with the rotating rod (5), and the other end of the coil spring is fixedly connected with the outer side wall of the annular groove (61); the two opposite side walls of the power supply (1) are fixedly connected with a protective shell (11); the rotary rod (5) and the wheel disc (6) are wrapped by the protective shell (11), and an opening (12) is formed in one end of the protective shell (11); the end face, far away from the power supply (1), of the protective shell (11) is fixedly connected with a -shaped frame (13), and the -shaped frame (13) can be used for accommodating the welding clamp (2) and the loop wire clamp (3); the side wall of the rotating rod (5) is fixedly connected with a pressure sensor (51); the pressure sensor (51) is positioned in the annular groove (61); one end of the lead (4) is connected with the power supply (1), and the other end bypasses the wheel disc (6) and then passes through the opening (12) to be fixedly connected with the welding clamp (2) or the loop wire clamp (3);
A first groove (7) is formed in the power supply (1); the first groove (7) is arranged close to the opening (12); a first block (71) is connected in a sliding way in the first groove (7); the first block (71) is provided with a through hole (72) and a T-shaped groove (73); the T-shaped groove (73) penetrates through two opposite side surfaces of the first block (71), the T-shaped groove (73) is communicated with the through hole (72), a sliding block (74) is connected in a sliding manner at one end, close to the through hole (72), of the T-shaped groove (73), and two rotating blocks (75) are hinged in one end, far away from the through hole (72), of the T-shaped groove (73); the two rotating blocks (75) are arranged near two opposite ends of the first block (71) and expose the T-shaped groove (73); the cross section of the sliding block (74) close to one end of the rotating block (75) is triangular, the sliding block can be extruded by the rotating block (75), and a buffer layer (76) is fixedly connected to the end face of the sliding block (74) close to the through hole (72).
2. The inverter welding machine of claim 1, wherein: the end face, far away from the power supply (1), of the wheel disc (6) is uniformly and fixedly connected with a blocking rod (63); the blocking rods (63) are distributed in a radial direction; a sliding groove (14) is formed in the protective shell (11); the blocking block (15) is connected in a sliding way in the sliding groove (14); one end of the blocking block (15) is exposed out of the sliding groove (14), the cross section of the other end of the blocking block is triangular, and the blocking block (15) is sleeved with an extension spring (16); one end of the extension spring (16) is fixedly connected with the protective shell (11), and the other end of the extension spring is fixedly connected with the fixed ring (17); the fixed ring (17) is fixedly connected with the blocking block (15); the blocking block (15) can block the coil spring (62) from rotating the wheel disc (6) and cannot prevent a worker from pulling out the wire (4).
3. The inverter welding machine of claim 2, wherein: a thread groove (21) is formed in the power supply (1); the rotating rod (5) is in threaded connection in the threaded groove (21), the cross section of one end of the rotating rod (5) far away from the threaded groove (21) is T-shaped, and a threaded block (52) is in threaded connection with the rotating rod (5); the thread blocks (52) are positioned in the protective shell (11) and far away from the thread grooves (21); the end face of the protective shell (11) far away from the power supply (1) is provided with a penetrating groove (18); one end of the penetrating groove (18) close to the opening (12) penetrates through the protective shell (11).
4. The inverter welding machine of claim 1, wherein: the part of the rotating rod (5) positioned between the wheel disc (6) and the power supply (1) is wound with a wire (4); the winding direction of the wire (4) on the rotating rod (5) is opposite to the winding direction of the wire (4) on the wheel disc (6).
5. A welding method of an inverter welding machine, the welding method being applicable to the inverter welding machine as claimed in any one of claims 1 to 4, characterized in that: the welding method comprises the following steps:
s1: the staff pulls the welding clamp (2) and the lead (4) on the loop wire clamp (3) respectively, so that the wheel disc (6) rotates, a blocking rod (63) on the wheel disc (6) overcomes the blocking block (15) to rotate along with the wheel disc (6), a coil spring (62) tightens the extrusion pressure sensor (51), and the controller controls the power supply (1) to close the VRD function;
S2: after the worker pulls out the wire (4) to a proper length, the worker stops pulling the wire (4), so that the blocking block (15) blocks the coil spring (62) from rotating with the blocking rod (63), the worker clamps the loop wire clamp (3) on a workpiece, clamps the welding rod by the welding clamp (2), and welding is started;
s3: after the welding of the wire clamp (3) is finished, the welding strip on the welding clamp (2) is removed, and then the corresponding blocking blocks (15) on the two protective shells (11) are pulled to separate the blocking blocks (15) from the blocking strips, so that the coil springs (62) drive the wheel disc (6) to rotate to wind the wire (4), and after the wire (4) is wound, the welding clamp (2) and the wire (4) are clamped in the corresponding frames (13) by the worker;
s4: when a worker changes the wire (4), the worker firstly screws the thread block (52) on the rotating rod (5), then rotates the rotating rod (5) until the rotating rod (5) is separated from the thread groove (21), the worker pulls out the first block (71) from the first groove (7) after taking the threaded rod out of the protective shell (11), then takes the wire (4) off the wheel (6), the first block (71), the welding clamp (2) and the loop wire clamp (3), and reconnects the wire (4) on the wheel disc (6), the first block (71), the welding clamp (2) and the loop wire clamp (3) after changing the new wire (4), and then installs the rotating rod (5) and the wheel disc (6) into the protective shell (11).
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| KR20010000115A (en) * | 2000-04-19 | 2001-01-05 | 김사권 | A portable AC arc welding machine |
| CN206732328U (en) * | 2017-04-20 | 2017-12-12 | 南京扬子石油化工工程有限责任公司 | A kind of portable energy storage type welding machine |
| CN213105027U (en) * | 2020-08-12 | 2021-05-04 | 江门博发轨道交通设备有限公司 | Electric welding convenient to reason line |
| CN213379776U (en) * | 2020-08-26 | 2021-06-08 | 汪静 | Electric welding machine welding wire winding device |
| CN112015222B (en) * | 2020-08-28 | 2021-11-02 | 重庆凯米尔汽油机有限公司 | Power supply no-load voltage adjusting device |
| CN213257617U (en) * | 2020-09-16 | 2021-05-25 | 陈煜曼 | Electric welding machine with protection device |
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Effective date of registration: 20230426 Address after: No.6 Jingtai Road, Liujing Industrial Park, Nanning City, Guangxi Zhuang Autonomous Region, 530000 (1st floor, Office Building 1, Guangxi Kaiwei Iron Tower Co., Ltd.) Applicant after: Guangxi Kaiwei Power Line Equipment Co.,Ltd. Address before: 221000 Room 403, building 5, Zijin Yayuan, Taoyuan Road, Jiawang District, Xuzhou City, Jiangsu Province Applicant before: Zhang Shilong |
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