CN114769790A

CN114769790A - Automatic welding device and welding process for composite copper bar conducting layer

Info

Publication number: CN114769790A
Application number: CN202210548729.7A
Authority: CN
Inventors: 成兆标
Original assignee: Individual
Current assignee: Shenzhen Jinliyuan Insulating Material Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-07-22
Anticipated expiration: 2042-05-20
Also published as: CN114769790B

Abstract

An automatic welding device and a welding process for a composite copper bar conducting layer belong to the technical field of machining, and aim to solve the problems that a welding device can emit dazzling light when welding the conducting layer, so that the eyes of workers who are left on workshop to produce copper bars are directly stimulated, and the eye health of the workers is not facilitated; the problem that when the existing welding device is used for welding the conducting layer of the composite copper bar, the complex fixing piece is used for fixing, and the taking and the placing are troublesome when the composite copper bar is flanged is solved; according to the invention, the side wall of the installation rod provided with the electric welding gun is provided with the light-proof assembly, the light-proof assembly is used for extruding, positioning and welding the conducting layer and the composite copper bar, meanwhile, the LCD light shading sheet covered on the outer side of the electric welding gun by the ring is used for absorbing welding brightness, and the positioning piece at the upper end of the sliding block module is used for clamping the composite copper bar through the magnetic adsorption supporting plate; the welding device is beneficial to avoiding stimulating damage to human eyes caused by welding brightness, is convenient for flanging, taking and placing the copper bar, and is convenient and practical.

Description

Automatic welding device and welding process for composite copper bar conducting layer

Technical Field

The invention relates to the technical field of machining, in particular to an automatic welding device and a welding process for a composite copper bar conducting layer.

Background

The copper bar is also called as copper bus bar, copper bus bar or copper bus bar, grounding copper bar, is made of copper material, and is a long conductor with rectangular or chamfered (fillet) rectangular cross section, and is called as aluminum bar made of aluminum material, and plays the role of current transmission and electrical equipment connection in the circuit. The copper bar is a high-current conductive product, is suitable for electrical engineering such as high-low voltage electrical appliances, switch contacts, power distribution equipment, bus ducts and the like, and is also widely used for super-large current electrolytic smelting engineering such as metal smelting, electrochemical plating, chemical caustic soda and the like. The electrical copper bar has the advantages of low resistivity, large bending degree and the like.

The conducting layer on the composite copper bar is installed by welding, so that the composite copper bar needs to be welded by using a welding device during production. However, the welding device can emit dazzling light when welding the conductive layer, the welding light is directly emitted outwards, when workers keep a workshop in copper bar production, the eyes of the workers are easily directly stimulated by the welding light, and the workers are not good for eye health when the workers stay in the workshop for a long time; moreover, when the conducting layer of the composite copper bar is welded by the existing welding device, the conducting layer of the composite copper bar is fixed by the aid of the complex fixing piece, the composite copper bar is prevented from generating displacement to affect welding when being welded, and when the composite copper bar needs to be flanged, the composite copper bar is taken and placed relatively inconveniently.

Therefore, an automatic welding device and a welding process for the composite copper bar conducting layer are provided.

Disclosure of Invention

The invention aims to provide an automatic welding device and a welding process for a composite copper bar conducting layer, and aims to solve the problems that in the background technology, a welding device can emit dazzling light when welding the conducting layer, the welding light is directly diffused outwards, the eyes of workers who are left in a workshop for copper bar production are directly stimulated, and the eyes of the workers are not good for eye health, and the existing welding device is troublesome to take and place when the existing welding device is used for welding the composite copper bar conducting layer, the existing welding device is used for fixing the composite copper bar conducting layer by means of a complicated fixing piece, and the composite copper bar needs to be turned over.

In order to achieve the purpose, the invention provides the following technical scheme: the automatic welding device for the composite copper bar conducting layer comprises a base and a rotary table arranged at the upper end of the base, wherein a slide block module is arranged at the upper end of the rotary table through a guide slide rail, a positioning piece is installed at the upper end of the slide block module, an L-shaped vertical plate is fixedly connected to the upper end of the base at the adjacent position of the rotary table, a hydraulic lifting rod is arranged at the lower end of a top plate of the L-shaped vertical plate and corresponds to the positioning piece, an installation rod is fixedly connected to the bottom of the hydraulic lifting rod, an electric welding gun is arranged at the bottom of the installation rod, infrared cameras are respectively arranged at the bottoms of the installation rods at two sides of the electric welding gun, a light-proof assembly is arranged on the side wall of the installation rod, and an intelligent controller is arranged on the outer wall at one side of the L-shaped vertical plate;

the lightproof assembly comprises a fixing ring fixedly connected to the outer wall of the mounting rod and L-shaped hanging rods arranged at the bottom edge of the fixing ring at uniform intervals, the tail ends of the L-shaped hanging rods extend to the outer side of the fixing ring, compression rod pieces are fixedly connected to the tail ends of the L-shaped hanging rods, LCD shading pieces are arranged between the side walls of the adjacent compression rod pieces and are of arc structures, connecting plates are fixedly connected to the outer walls of the two sides of the fixing ring, a compression plate is arranged at the bottom of each connecting plate through a movable connecting piece, the compression plate and the connecting plates are fixedly connected through clamp springs, the clamp springs are arranged on the outer wall of one side, away from the compression rod pieces, of each compression plate, mounting grooves are formed in the tail ends of the compression plates, heat absorption rotary drums are arranged between the side walls of the mounting grooves, and extend to the outside of ports of the mounting grooves;

the pressing rod piece comprises an outer cylinder body fixedly connected to the tail end of the L-shaped suspender and air holes uniformly formed in one side of the outer cylinder body, a locking cover is movably connected to the outer wall of a bottom port of the outer cylinder body, a moving rod penetrates through the locking cover, an elastic part is fixedly connected to the top end of the moving rod and extends into an activated carbon cylinder in the outer cylinder body, an installation shell is fixedly connected to the bottom of the moving rod, a magnetic ball is arranged in the installation shell, and one end of the magnetic ball extends to the outer side of the bottom port of the installation shell;

LCD anti-dazzling screen includes the light filter body and sets up in the elastic connection rope of light filter body cambered surface inner wall upper portion both sides, and the lower extreme fixed connection extinction curtain of elastic connection rope, in the L type splint of the lower extreme both sides block on the light filter body inner wall of extinction curtain, extinction curtain bottom both sides fixedly connected with sheetmetal.

Further, outer barrel roof lower extreme is provided with integrative interior barrel, evenly is provided with the fretwork hole on the lateral wall of interior barrel, is provided with alkali lye cotton section of thick bamboo between the lateral wall of interior barrel and outer barrel, and the active carbon section of thick bamboo activity cup joints in the inner chamber of interior barrel, and the piston dish and the laminating of active carbon section of thick bamboo inner wall mutually at the top of carriage release lever.

Furthermore, when the elastic component keeps a normal relaxation state, the bottom height of the magnetic ball is lower than that of the electric welding gun, and when the top of the mounting shell is attached to the lower end of the locking cover tightly, the bottom of the magnetic ball is flush with the bottom end of the electric welding gun.

Further, the heat absorption rotary drum includes the copper barrel and sets up the fixed axle on the outer wall of copper barrel both ends, the copper barrel passes through the fixed axle activity to be set up between the terminal mounting groove lateral wall of pressure strip, the fixed axle is fixed to run through the mounting groove lateral wall and sets up, and the activity is provided with the division board between the inner wall of the both ends of copper barrel, the division board links to each other with the fixed axle is fixed, division board middle part department evenly is provided with one-way gas pocket, be provided with waterproof ventilated membrane on the division board outer wall of one-way gas pocket entrance point one side, be provided with the coolant liquid in the copper barrel inner chamber of waterproof ventilated membrane homonymy, be provided with the collection steam cover on the outer wall of waterproof ventilated membrane one side is kept away from to the division board, the collection steam cover is linked together with the one-way back flow that sets up in the division board inside, one-way back flow sets up respectively in the division board both ends, and the end of one-way back flow extends to the division board bottom.

Further, the setting element includes fixed connection in the mounting panel of slider module upper end and sets up in the first support of mounting panel upper end middle part both sides, be provided with the location axle between the lateral wall of first support, the connecting sleeve has been cup jointed at interval activity on the outer wall of location axle, the crisscross fixed connection in adjacent connecting sleeve interval is on first layer board lateral wall, and there is the second layer board through location axle and connecting sleeve swing joint on the outer wall of the first layer board other end, the end difference swing joint of second layer board is between the lateral wall of second support, the lower extreme activity snap-fit of second support is inside the spacing spout of mounting panel upper end.

Furthermore, the adjacent first support and the second support are fixedly connected through a piston connecting rod, the position of two side edges of the top of the first support and the second support are respectively and uniformly provided with a limiting block, the composite copper bar to be welded is limited by the limiting blocks in a clamping manner, the second support is fixedly connected with a U-shaped frame, and a limiting rod is uniformly arranged at the lower end of a top plate of the U-shaped frame.

Further, the upper end of the mounting plate at the joint of the first supporting plate and the second supporting plate is provided with an electromagnet, the electromagnet is electrically connected with the intelligent controller, when the top end of the electromagnet is attached to the bottoms of the first supporting plate and the second supporting plate, the piston connecting rod keeps a normal relaxation state, at the moment, the first supporting plate and the second supporting plate are arranged in a horizontal mode, the bottoms of the connecting ends of the first supporting plate and the second supporting plate are fixedly provided with magnetic blocks, and the magnetic blocks and the like magnetic poles of the electromagnet are arranged oppositely.

Further, through dead lever fixedly connected with electric lift pole on the outer wall of U type frame one end, electric lift pole's bottom fixedly connected with movable mounting seat, the activity is opened and shut in movable mounting seat bottom end mouth has swing joint spare, swing joint spare lower extreme fixedly connected with fixed suction cup, fixed suction cup suspension in second layer board end top one side.

Furthermore, a positioning cavity is formed in the top of the end of the second supporting plate, a movable turning plate is movably arranged between the inner walls of the positioning cavity close to one side of the electric lifting rod, an adhesive bonding plate is fixedly embedded in the top of the movable turning plate, a telescopic rod is movably connected to the bottom of the movable turning plate, the bottom of the telescopic rod is movably connected to the side walls of the positioning cavity, a control connecting rod is movably connected to the outer wall of a straight rod at the end of the telescopic rod, the tail end of the control connecting rod is movably connected to the outer wall of the end of a hydraulic push rod, and the tail end of the hydraulic push rod is fixedly connected to the inner wall of the positioning cavity.

The invention provides another technical scheme: the automatic welding process of the composite copper bar conducting layer comprises the following steps:

s1: placing the composite copper bar on the upper ends of the first supporting plate and the second supporting plate, starting the electromagnet to enable the electromagnet to cooperate with the magnetic block to push the first supporting plate and the second supporting plate to arch upwards to lift the composite copper bar, and enabling the piston connecting rod to pull the second support to move towards the first support in the limiting sliding groove to tightly press and fix the two ends of the composite copper bar by using the limiting rod;

s2: then, arranging a conducting layer on the fixed composite copper bar, starting a hydraulic lifting rod to move the electric welding gun downwards, enabling a magnetic ball at the bottom of the moving rod to contact and press the conducting layer and the composite copper bar, continuously moving the electric welding gun downwards until the lower end of the electric welding gun is attached to the conducting layer, and retracting the moving rod into the activated carbon cylinder and compressing the elastic part when the electric welding gun continuously moves downwards;

s3: when the electric welding gun moves downwards to contact with the conducting layer, the heat absorption rotary drum at the lower end of the pressing plate at the bottom of the connecting plate is attached to the conducting layer, the pressing plate and the connecting plate extrude the clamp spring to drive the heat absorption rotary drum to press the conducting layer tightly, and then the electric welding gun is started to weld the conducting layer and the composite copper bar;

s4: when the conducting layer is welded, the welding bright light is isolated and absorbed by the LCD shading sheet between the side walls of the outer cylinder body, the magnetic ball adsorbs the metal sheet to pull the elastic connecting rope to enable the light absorption curtain to move downwards for shading, the welding bright light penetrating through the LCD shading sheet is reduced by matching the light filter body and the light absorption curtain, meanwhile, the intelligent controller controls the sliding block module to carry the composite copper bar to move left and right, and the hydraulic lifting rod intermittently moves up and down in small amplitude to continuously spot weld the conducting layer until the welding of the conducting layer on the single side of the composite copper bar is completed;

s5: and after the welding of the conducting layer on the single surface of the composite copper bar is finished, the closed electric welding gun is controlled to be moved away, the electromagnet is closed to relieve the arching of the first supporting plate and the second supporting plate, then the piston connecting rod pulls the second support to be far away from the first support in the limiting sliding groove, so that the first supporting plate and the second supporting plate are horizontally placed, the limiting rod relieves the clamping of the composite copper bar, and the steps of S1-S4 are repeated after the composite copper bar is automatically turned over to weld the conducting layer on the other surface of the composite copper bar.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention provides an automatic welding device and a welding process for a conductive layer of a composite copper bar, wherein a fixing ring is arranged on the outer wall of an installation rod, an L-shaped suspension rod is arranged at the edge of the bottom of the fixing ring, the tail end of the L-shaped suspension rod extends to the outer side of the fixing ring, a pressing rod piece is fixedly connected with the tail end of the L-shaped suspension rod, an LCD shading sheet is arranged between the side walls of the adjacent pressing rod pieces, the LCD shading sheet is of an arc structure, connecting plates are fixedly connected onto the outer walls of the two sides of the fixing ring, a pressing plate is arranged at the bottom of the connecting plate through a movable connecting piece, the pressing plate and the connecting plate are fixedly connected through a clamp spring, the clamp spring is arranged on the outer wall of one side of the pressing plate far away from the pressing rod piece, an installation groove is arranged at the tail end of the pressing plate, a heat absorption rotary drum is arranged between the side walls of the installation groove, the conductive layer is arranged on the fixed composite copper bar, then a hydraulic lifting rod is started to move a welding gun downwards, so that magnetic balls at the bottom of the moving rod are in contact with the conductive layer and the composite copper bar, continuously moving the electric welding gun downwards until the lower end of the electric welding gun is attached to the conductive layer, and when the electric welding gun continuously moves downwards, the moving rod contracts into the activated carbon cylinder and compresses the elastic component; when the electric welding gun moves downwards to contact with the conducting layer, the heat absorption rotary drum at the lower end of the pressing plate at the bottom of the connecting plate is attached to the conducting layer, the pressing plate and the connecting plate extrude the clamp spring to drive the heat absorption rotary drum to press the conducting layer, the stability of the conducting layer and the composite copper bar is fully guaranteed when the conducting layer is welded, and then the electric welding gun is started to weld the conducting layer and the composite copper bar; when the conducting layer is welded, the welding bright light is isolated and absorbed by the LCD shading sheet between the side walls of the outer barrel, the welding bright light penetrating through the LCD shading sheet is reduced, and the bright light is absorbed by the LCD shading sheet, so that the eye health of workers is protected.

2. The invention provides an automatic welding device and a welding process for a conductive layer of a composite copper bar, wherein fixed shafts are arranged on the outer walls of two ends of a copper cylinder body, the copper cylinder body is movably arranged between the side walls of an installation groove at the tail end of a pressing plate through the fixed shafts, the fixed shafts penetrate through the side walls of the installation groove, partition plates are movably arranged between the inner walls of the two ends of the copper cylinder body, the partition plates are connected with the fixed shafts, one-way air holes are uniformly arranged in the middle of the partition plates, a waterproof breathable film is arranged on the outer wall of the partition plate at one side of the inlet end of the one-way air holes, cooling liquid is arranged in the inner cavity of the copper cylinder body at the same side of the waterproof breathable film, a steam collection cover is arranged on the outer wall of the partition plate at the side far away from the waterproof breathable film, the steam collection cover is communicated with a one-way return pipe arranged in the partition plates, the tail end of the one-way return pipe extends to the bottom of the partition plate, an intelligent controller controls a slide block module to carry the composite copper bar to move leftwards and rightwards, a hydraulic lifting rod intermittently moves up and down to continuously spot-weld the conductive layer in a small amplitude manner, the upper end face of the heat absorption rotary drum attached with the conducting layer rolls during moving, welding heat of the conducting layer is transferred to cooling liquid inside the heat absorption rotary drum through rotation guide of the copper drum, the cooling liquid evaporates after absorbing the heat, water vapor enters a cavity in the upper end of the partition plate after penetrating through a waterproof breathable film and a one-way air hole in the partition plate, the water vapor flows back to the cooling liquid below the partition plate through guide of a one-way backflow pipe after being condensed by the vapor collection cover, the heat is discharged through a hollow fixed shaft at two ends of the heat absorption rotary drum, rapid heat transfer of the copper drum to a welding machine for the conducting layer is realized, flanging welding of a composite copper bar is avoided due to overhigh temperature, and the device is convenient and practical.

3. The invention provides an automatic welding device and a welding process for a composite copper bar conducting layer, wherein a mounting plate is arranged at the upper end of a sliding block module, first support seats are arranged at two sides of the middle part of the upper end of the mounting plate, a positioning shaft is arranged between the side walls of the first support seats, connecting sleeves are movably sleeved on the outer wall of the positioning shaft at intervals, adjacent connecting sleeves are fixedly connected to the side walls of the first support plates at intervals in a staggered manner, a second support plate is movably connected to the outer wall of the other end of the first support plate through the positioning shaft and the connecting sleeves, the tail end of the second support plate is respectively and movably connected between the side walls of the second support seats, the lower end of the second support seat is movably clamped in a limiting chute at the upper end of the mounting plate, the adjacent first support seats and the side walls of the second support seats are fixedly connected through piston connecting rods, limiting blocks are respectively and uniformly arranged at the edges of two sides of the tops of the first support plate and the second support plate, and U-shaped frames are fixedly connected between the inner walls of the second support plates, the lower end of a top plate of the U-shaped frame is uniformly provided with limiting rods, the upper end of a mounting plate at the joint of a first supporting plate and a second supporting plate is provided with an electromagnet, the bottom of the connecting end of the first supporting plate and the second supporting plate is provided with a magnetic block, a composite copper bar is placed at the upper end of the first supporting plate and the second supporting plate, the electromagnet is started to be matched with the magnetic block to push the first supporting plate and the second supporting plate to arch upwards and lift the composite copper bar, a piston connecting rod pulls a second support to move to the first support in a limiting chute and utilizes the limiting rods to compress and fix the two ends of the composite copper bar, after welding of a conducting layer on one side of the composite copper bar is completed, a closed electric welding gun is controlled to be removed, the electromagnet is closed to relieve the arching of the first supporting plate and the second supporting plate, then the piston connecting rod pulls the second support to be away from the first support in the limiting chute, so that the first supporting plate and the second supporting plate are horizontally placed, and the limiting rods relieve the clamping of the composite copper bar, can directly carry out the turn-ups to compound copper bar and weld convenient and fast.

Drawings

Fig. 1 is a schematic overall structure diagram of an automatic welding device for a composite copper bar conducting layer according to the invention;

FIG. 2 is a schematic view of the installation structure of the light-proof assembly of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

fig. 3 is a schematic structural view of a light-proof assembly of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

FIG. 4 is a schematic view of the structure of an LCD shade of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

fig. 5 is a schematic view of the structure of a pressing rod of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

fig. 6 is an explosion diagram of the hold-down bar of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

FIG. 7 is a cross-sectional view of an outer cylinder of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

fig. 8 is a schematic structural view of a heat absorption rotary drum of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

fig. 9 is a schematic structural view of a positioning member in an extended state of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

fig. 10 is a schematic view of the structure of the positioning member of the automatic welding device for the conductive layer of the composite copper bar in a contracted state;

fig. 11 is a schematic view of the mounting structure of the first support plate and the second support plate of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

fig. 12 is an enlarged schematic structural view of a position a in fig. 9 of the automatic welding device for the conductive layer of the composite copper bar of the present invention;

fig. 13 is a sectional view of the second supporting plate of the automatic welding device for the conductive layer of the composite copper bar.

In the figure: 1. a base; 2. a rotating table; 3. a guide slide rail; 4. a slider module; 5. a positioning member; 51. mounting a plate; 52. a first support; 53. positioning the shaft; 54. a connecting sleeve; 55. a first pallet; 56. a second pallet; 561. a positioning cavity; 562. a movable turning plate; 563. sticking the adhesive plate; 564. a telescopic rod; 565. a control link; 566. a hydraulic push rod; 57. a second support; 58. a limiting chute; 59. a piston connecting rod; 510. a limiting block; 511. a U-shaped frame; 512. a limiting rod; 513. an electromagnet; 514. a magnetic block; 515. an electric lifting rod; 516. a movable mounting seat; 517. a movable connecting piece; 518. fixing the sucker; 6. an L-shaped vertical plate; 7. a hydraulic lifting rod; 8. mounting a rod; 9. an electric welding gun; 10. an infrared camera; 11. a light-shielding assembly; 111. a fixing ring; 112. an L-shaped boom; 113. compressing the rod piece; 1131. an outer cylinder; 1132. air holes are formed; 1133. tightly locking the cover; 1134. a travel bar; 1135. an elastic member; 1136. an activated carbon cartridge; 1137. mounting a shell; 1138. magnetic balls; 1139. an inner cylinder; 11310. an alkali cotton cylinder; 114. an LCD light-shielding sheet; 1141. a filter body; 1142. an elastic connecting rope; 1143. a light absorbing curtain; 1144. an L-shaped splint; 1145. a metal sheet; 115. a connecting plate; 116. a compression plate; 117. a clip spring; 118. mounting grooves; 119. a heat absorbing rotating drum; 1191. a copper cylinder body; 1192. a fixed shaft; 1193. a partition plate; 1194. a one-way air hole; 1195. a waterproof breathable film; 1196. cooling liquid; 1197. a steam collecting cover; 1198. a one-way return pipe; 12. an intelligent controller.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Welding set can send dazzling light when welding the conducting layer, and the welding light is direct outwards dispersed, causes direct stimulation to the staff's that keeps on the workshop and carry out copper bar production eye, is unfavorable for the healthy problem of staff's eye, please refer to fig. 1-7, provides following preferred technical scheme:

automatic welder of compound copper bar conducting layer, include base 1 and set up in revolving stage 2 of 1 upper end of base, 2 upper ends of revolving stage are provided with slider module 4 through direction slide rail 3, setting element 5 is installed to slider module 4 upper end, and 2 adjacent base 1 upper end fixedly connected with L type riser 6 of department of revolving stage, 6 roof lower extremes of L type riser correspond setting element 5 department and are provided with hydraulic lifting rod 7, hydraulic lifting rod 7's bottom fixedly connected with installation pole 8, installation pole 8 bottom is provided with electric welding gun 9, the installation pole 8 bottom of electric welding gun 9 both sides is provided with infrared camera 10 respectively, be provided with light-proof subassembly 11 on installation pole 8's the lateral wall, be provided with intelligent control ware 12 on the outer wall of 6 one side of L type riser.

The light-proof component 11 comprises a fixing ring 111 fixedly connected on the outer wall of the mounting rod 8 and L-shaped suspension rods 112 uniformly arranged at intervals at the bottom edge of the fixing ring 111, the tail ends of the L-shaped suspension rods 112 extend to the outer side of the fixing ring 111, and the tail end of the L-shaped suspender 112 is fixedly connected with a compressing rod member 113, an LCD shading sheet 114 is arranged between the side walls of the adjacent compressing rod members 113, the LCD shading sheet 114 is an arc-shaped structure, and fixedly connected with connecting plate 115 on the outer wall of the both sides of solid fixed ring 111, the bottom of connecting plate 115 is provided with pressure strip 116 through swing joint spare, it is fixed continuous through clip spring 117 between pressure strip 116 and connecting plate 115, clip spring 117 sets up on one side outer wall that pressure strip 116 kept away from compression link 113, mounting groove 118 has been seted up to the end of pressure strip 116, be provided with heat absorption rotary drum 119 between the lateral wall of mounting groove 118, heat absorption rotary drum 119 extends to the port outside of mounting groove 118.

Compress tightly pole 113 includes outer barrel 1131 of fixed connection in L type jib 112 end and evenly sets up in the bleeder vent 1132 of outer barrel 1131 one side, swing joint has tight locking closure 1133 on the outer wall of outer barrel 1131 bottom port, it is provided with carriage release lever 1134 to run through in the locking closure 1133, the top fixed connection elastic component 1135 of carriage release lever 1134, elastic component 1135 extends to inside the inside active carbon section of thick bamboo 1136 of outer barrel 1131, and carriage release lever 1134 bottom fixedly connected with installation shell 1137, the inside magnetism ball 1138 that is provided with of installation shell 1137, the one end of magnetism ball 1138 extends to the installation shell 1137 bottom port outside.

An integrated inner cylinder 1139 is arranged at the lower end of the top plate of the outer cylinder 1131, hollowed-out holes are uniformly formed in the side wall of the inner cylinder 1139, an alkali cotton cylinder 11310 is arranged between the side walls of the inner cylinder 1139 and the outer cylinder 1131, the activated carbon cylinder 1136 is movably sleeved in the inner cavity of the inner cylinder 1139, and a piston disc at the top of the movable rod 1134 is attached to the inner wall of the activated carbon cylinder 1136.

When the elastic member 1135 is kept in a normal relaxation state, the bottom height of the magnetic ball 1138 is lower than the bottom height of the electric welding gun 9, and when the top of the mounting shell 1137 is attached to the lower end of the locking cover 1133, the bottom of the magnetic ball 1138 is flush with the bottom end of the electric welding gun 9.

LCD anti-dazzling screen 114 includes light filter body 1141 and sets up in the elastic connection rope 1142 of light filter body 1141 cambered surface inner wall upper portion both sides, elastic connection rope 1142's lower extreme fixed connection extinction curtain 1143, in the L type splint 1144 on light filter body 1141 inner wall, extinction curtain 1143 bottom both sides fixedly connected with sheetmetal 1145, extinction curtain 1143's lower extreme both sides block.

Specifically, a conducting layer is arranged on the fixed composite copper bar, then the hydraulic lifting rod 7 is started to move the electric welding gun 9 downwards, so that the magnetic ball 1138 at the bottom of the moving rod 1134 is in contact with and presses the conducting layer and the composite copper bar, the electric welding gun 9 is continuously moved downwards until the lower end of the electric welding gun is attached to the conducting layer, and the moving rod 1134 contracts into the activated carbon cylinder 1136 and compresses the elastic component 1135 when the electric welding gun 9 continuously moves downwards; when the electric welding gun 9 moves downwards to contact with the conducting layer, the heat absorption rotary drum 119 at the lower end of the pressing plate 116 at the bottom of the connecting plate 115 is attached to the conducting layer, the pressing plate 116 and the connecting plate 115 extrude the clamp spring 117 to drive the heat absorption rotary drum 119 to press the conducting layer, the stability of the conducting layer and the composite copper bar is fully ensured when the conducting layer is welded, and then the electric welding gun 9 is started to weld the conducting layer and the composite copper bar; when the conducting layer is welded, the welding bright light is isolated and absorbed by the LCD shading sheet 114 between the side walls of the outer cylinder 1131, the magnetic ball 1138 adsorbs the metal sheet 1145 to pull the elastic connecting rope 1142 to move the light absorbing curtain 1143 downwards for shielding, and the welding bright light penetrating through the LCD shading sheet 114 is reduced by the matching of the optical filter body 1141 and the light absorbing curtain 1143, so that the eye health of workers is protected.

In order to avoid the problem that the flanging of the welded composite copper bar is affected due to overhigh stability, as shown in fig. 3 and 8, the following preferred technical scheme is provided:

the heat absorption rotary drum 119 comprises a copper cylinder 1191 and fixing shafts 1192 arranged on the outer walls of two ends of the copper cylinder 1191, the copper cylinder 1191 is movably arranged between the side walls of the installation groove 118 at the tail end of the pressing plate 116 through the fixing shafts 1192, the fixing shafts 1192 penetrate through the side walls of the installation groove 118, partition plates 1193 are movably arranged between the inner walls of two ends of the copper cylinder 1191, the partition plates 1193 are fixedly connected with the fixing shafts 1192, one-way air holes 1194 are uniformly arranged in the middle of the partition plates 1193, waterproof breathable films 1195 are arranged on the outer walls of the partition plates 1193 on one side of the inlet ends of the one-way air holes 1194, and cooling liquid 1196 is arranged in the inner cavity of the copper cylinder 1191 on the same side of the waterproof breathable films 1195.

A steam collection cover 1197 is arranged on the outer wall of the partition plate 1193 far away from the waterproof breathable membrane 1195, the steam collection cover 1197 is communicated with a one-way return pipe 1198 arranged in the partition plate 1193, the one-way return pipes 1198 are respectively arranged at two ends of the partition plate 1193, and the tail end of the one-way return pipe 1198 is arranged corresponding to the fixed shaft 1192.

Specifically, the intelligent controller 12 controls the sliding block module 4 to carry the composite copper bar to move left and right, the hydraulic lifting rod 7 intermittently moves up and down in small amplitude to continuously spot weld the conducting layer, the heat absorption rotary drum 119 is attached to the upper end surface of the conducting layer to roll when moving, the welding heat of the conducting layer is transferred to the cooling liquid 1196 in the copper cylinder 1191 through the rotation guide of the copper cylinder 1191, the cooling liquid 1196 absorbs heat and evaporates, the water vapor enters the cavity at the upper end of the division plate 1193 after passing through the waterproof breathable film 1195 and the one-way air holes 1194 on the division plate 1193, the water vapor is condensed by the vapor collection cover 1197 and then guided by the one-way return pipe 1198 to flow back to the cooling liquid 1196 below the division plate 1193, the heat is discharged through the hollow fixed axle 1192 in heat absorption rotary drum 119 both ends, realizes that copper barrel 1191 is to the thermal quick transfer of conducting layer welding machine, avoids its high temperature influence to compound copper bar turn-ups welding, convenient and practical.

In order to solve the problems that when the existing welding device is used for welding the conducting layer of the composite copper bar, the conducting layer is fixed by means of a relatively complex fixing piece, and the composite copper bar is difficult to pick and place when the composite copper bar needs to be flanged, please refer to fig. 1 and 9-11, and the following preferred technical scheme is provided:

the setting element 5 includes fixed connection in the mounting panel 51 of slider module 4 upper end and sets up in the first support 52 of mounting panel 51 upper end middle part both sides, be provided with location axle 53 between the lateral wall of first support 52, the interval activity has cup jointed connecting sleeve 54 on the outer wall of location axle 53, the crisscross fixed connection in the first layer board 55 lateral wall in adjacent connecting sleeve 54 interval, and there is second layer board 56 through location axle 53 and connecting sleeve 54 swing joint on the outer wall of the first layer board 55 other end, the terminal difference swing joint of second layer board 56 is between the lateral wall of second support 57, the lower extreme activity block of second support 57 is inside spacing spout 58 of mounting panel 51 upper end.

The adjacent side walls of the first support 52 and the second support 57 are fixedly connected through a piston connecting rod 59, the limiting blocks 510 are respectively and uniformly arranged at the edges of the two sides of the top of the first support 55 and the second support 56, the limiting blocks 510 clamp and limit the composite copper bars to be welded, the top of one end, close to the second support 57, of the second support 56 is provided with a U-shaped frame 511, and the lower end of the top plate of the U-shaped frame 511 is uniformly provided with a limiting rod 512.

The upper end of the mounting plate 51 at the joint of the first supporting plate 55 and the second supporting plate 56 is provided with an electromagnet 513, the electromagnet 513 is electrically connected with the intelligent controller 12, when the top end of the electromagnet 513 is attached to the bottoms of the first supporting plate 55 and the second supporting plate 56, the piston connecting rod 59 is in a stretching state, at the moment, the first supporting plate 55 and the second supporting plate 56 are horizontally arranged, the bottoms of the connecting ends of the first supporting plate 55 and the second supporting plate 56 are fixedly provided with magnetic blocks 514, and the magnetic blocks 514 and the like magnetic poles of the electromagnet 513 are oppositely arranged.

Specifically, the composite copper bar is placed at the upper ends of the first supporting plate 55 and the second supporting plate 56, then the electromagnet 513 is started to enable the electromagnet to be matched with the magnetic block 514 to push the first supporting plate 55 and the second supporting plate 56 to arch upwards to lift the composite copper bar, the piston connecting rod 59 pulls the second support seat 57 to move towards the first support seat 52 in the limiting sliding groove 58 to enable two ends of the composite copper bar to be pressed and fixed through the limiting rod 512, the electric welding gun 9 after the welding of the conducting layer on the single surface of the composite copper bar is controlled to move away after the welding of the conducting layer on the single surface of the composite copper bar is completed, the electromagnet 513 is closed to relieve the arching of the first supporting plate 55 and the second supporting plate 56, then the piston connecting rod 59 pulls the second support seat 57 to be far away from the first support seat 52 in the limiting sliding groove 58, the first supporting plate 55 and the second supporting plate 56 are placed horizontally, the limiting rod 512 relieves the clamping of the composite copper bar, the flanging of the composite copper bar can be directly conducted, and the welding is convenient and rapid.

In order to realize the automatic flanging of the composite copper bar for the reverse side welding, as shown in fig. 9 and fig. 12-13, the following preferred technical scheme is provided:

the outer wall of one end of the U-shaped frame 511 is fixedly connected with an electric lifting rod 515 through a fixing rod, the bottom of the electric lifting rod 515 is fixedly connected with a movable mounting seat 516, a movable connecting piece 517 is movably opened and closed in a port at the bottom of the movable mounting seat 516, the lower end of the movable connecting piece 517 is fixedly connected with a fixed sucker 518, and the fixed sucker 518 is suspended on one side above the end head of the second supporting plate 56.

A positioning cavity 561 is arranged at the top of the end of the second supporting plate 56, a movable turning plate 562 is movably arranged between the inner wall of the positioning cavity 561, an adhesive bonding plate 563 is fixedly embedded at the top of the movable turning plate 562, a telescopic rod 564 is movably connected to the bottom of the movable turning plate 562, the bottom of the telescopic rod 564 is movably connected between the side walls of the positioning cavity 561, a control connecting rod 565 is movably connected to the outer wall of a straight rod of the end of the telescopic rod 564, the tail end of the control connecting rod 565 is movably connected to the outer wall of the end of a hydraulic push rod 566, and the tail end of the hydraulic push rod 566 is fixedly connected to the inner wall of the positioning cavity 561.

Specifically, after the single-side welding of the composite copper bar is completed, the electric lifting rod 515 descends to push the fixed suction cups 518 at the lower ends of the movable connecting pieces 517 to squeeze and adsorb one sides of the top surfaces of the two ends of the composite copper bar, then the electric lifting rod 515 ascends to carry the composite copper bar to move obliquely upwards along the inner wall of the support of the U-shaped frame 511, the composite copper bar moves along one end far away from the fixed suction cups 518 to expose the positioning cavity 561 on the second supporting plate 56, the hydraulic push rod 566 extends to drive the control connecting rod 565 to push the telescopic rod 564 to deflect and adhere to the inclined composite copper bar, the adhesive plate 563 on the movable turning plate 562 is used to adhere to the composite copper bar, the electric lifting rod 515 is controlled to retract and ascend to draw out the fixed suction cups 518, then the hydraulic push rod 566 retracts to drive the control connecting rod 565 to push the telescopic rod to deflect and retract, 564 deflects and resets to drive the movable turning plate 562 to carry the composite copper bar to deflect, the welding surface of the composite copper bar is downward, the automatic flanging of the composite copper bar is completed, and after the welding is completed, an industrial robot is taken down and replaced for new repeated processing.

In order to better show the automatic welding device of the composite copper bar conducting layer, the embodiment provides an automatic welding process of the composite copper bar conducting layer, which includes the following steps:

s1: placing the composite copper bar on the upper ends of the first supporting plate 55 and the second supporting plate 56, starting the electromagnet 513 to be matched with the magnetic block 514 to push the first supporting plate 55 and the second supporting plate 56 to arch upwards to lift the composite copper bar, pulling the second support 57 to move towards the first support 52 in the limiting chute 58 by the piston connecting rod 59, and pressing and fixing the two ends of the composite copper bar by the limiting rod 512;

s2: then, arranging a conducting layer on the fixed composite copper bar, starting the hydraulic lifting rod 7 to move the electric welding gun 9 downwards, enabling the magnetic balls 1138 at the bottom of the movable rod 1134 to contact and press the conducting layer and the composite copper bar, continuously moving the electric welding gun 9 downwards until the lower end of the electric welding gun is attached to the conducting layer, and retracting the movable rod 1134 into the activated carbon cylinder 1136 and compressing the elastic component 1135 when the electric welding gun 9 continuously moves downwards;

s3: when the electric welding gun 9 moves downwards to contact with the conducting layer, the heat absorption rotary drum 119 at the lower end of the pressing plate 116 at the bottom of the connecting plate 115 is attached to the conducting layer, the pressing plate 116 and the connecting plate 115 extrude the clamp spring 117 to drive the heat absorption rotary drum 119 to press the conducting layer tightly, and then the electric welding gun 9 is started to weld the conducting layer and the composite copper bar;

s4: when the conducting layer is welded, the welding bright light is isolated and absorbed by the LCD shading sheet 114 between the side walls of the outer cylinder 1131, the magnetic ball 1138 adsorbs the metal sheet 1145 to pull the elastic connecting rope 1142 to enable the light absorption curtain 1143 to move downwards for shielding, the welding bright light penetrating through the LCD shading sheet 114 is reduced through the matching of the light filter body 1141 and the light absorption curtain 1143, meanwhile, the intelligent controller 12 controls the sliding block module 4 to carry the composite copper bar to move left and right, and the hydraulic lifting rod 7 intermittently moves up and down in small amplitude to continuously spot weld the conducting layer until the conducting layer welding on the single side of the composite copper bar is completed;

s5: after the welding of the conducting layer on the single side of the composite copper bar is finished, the closed electric welding gun 9 is controlled to be moved away, the electromagnet 513 is closed to relieve the arching of the first supporting plate 55 and the second supporting plate 56, then the piston connecting rod 59 pulls the second support 57 to be far away from the first support 52 in the limiting sliding groove 58, so that the first supporting plate 55 and the second supporting plate 56 are horizontally placed, the limiting rod 512 relieves the clamping of the composite copper bar, and the steps S1-S4 are repeated after the composite copper bar is automatically turned over to weld the conducting layer on the other side of the composite copper bar.

It should be noted that, in this document, relational terms such as first and second, and the like are 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Automatic welder of compound copper bar conducting layer, include base (1) and set up in revolving stage (2) of base (1) upper end, revolving stage (2) upper end is provided with slider module (4), its characterized in that through direction slide rail (3): the upper end of the sliding block module (4) is provided with a positioning piece (5), the upper end of the base (1) adjacent to the rotating platform (2) is fixedly connected with an L-shaped vertical plate (6), the lower end of the top plate of the L-shaped vertical plate (6) is provided with a hydraulic lifting rod (7) corresponding to the positioning piece (5), the bottom of the hydraulic lifting rod (7) is fixedly connected with an installation rod (8), the bottom of the installation rod (8) is provided with an electric welding gun (9), the bottoms of the installation rods (8) on two sides of the electric welding gun (9) are respectively provided with an infrared camera (10), the side wall of the installation rod (8) is provided with a light-proof component (11), and the outer wall on one side of the L-shaped vertical plate (6) is provided with an intelligent controller (12);

the lightproof assembly (11) comprises a fixing ring (111) fixedly connected to the outer wall of the mounting rod (8) and an L-shaped suspension rod (112) which is uniformly arranged at the edge of the bottom of the fixing ring (111) at intervals, the tail end of the L-shaped suspension rod (112) extends to the outer side of the fixing ring (111), the tail end of the L-shaped suspension rod (112) is fixedly connected with a pressing rod piece (113), an LCD shading sheet (114) is arranged between the side walls of the adjacent pressing rod pieces (113), the LCD shading sheet (114) is of an arc-shaped structure, connecting plates (115) are fixedly connected to the outer walls of the two sides of the fixing ring (111), a pressing plate (116) is arranged at the bottom of each connecting plate (115) through a movable connecting piece, the pressing plate (116) is fixedly connected with the connecting plates (115) through clamp springs (117), each clamp spring (117) is arranged on the outer wall of one side, far away from the pressing rod piece (113), a mounting groove (118) is formed in the tail end of each pressing plate (116), a heat absorption rotary drum (119) is arranged between the side walls of the mounting groove (118), and the heat absorption rotary drum (119) extends to the outside of the port of the mounting groove (118);

the compressing rod piece (113) comprises an outer cylinder body (1131) fixedly connected to the tail end of the L-shaped suspender (112) and air holes (1132) uniformly formed in one side of the outer cylinder body (1131), a locking cover (1133) is movably connected to the outer wall of a port at the bottom of the outer cylinder body (1131), a movable rod (1134) penetrates through the locking cover (1133), the top end of the movable rod (1134) is fixedly connected with an elastic component (1135), the elastic component (1135) extends into an activated carbon cylinder (1136) inside the outer cylinder body (1131), the bottom of the movable rod (1134) is fixedly connected with an installation shell (1137), a magnetic ball (1138) is arranged inside the installation shell (1137), and one end of the magnetic ball (1138) extends to the outer side of the port at the bottom of the installation shell (1137);

LCD anti-dazzling screen (114) includes light filter body (1141) and sets up in elastic connection rope (1142) of light filter body (1141) cambered surface inner wall upper portion both sides, and lower extreme fixed connection extinction curtain (1143) of elastic connection rope (1142), in L type splint (1144) on light filter body (1141) inner wall were blocked to the lower extreme both sides of extinction curtain (1143), extinction curtain (1143) bottom both sides fixedly connected with sheetmetal (1145).

2. The automatic welding device for the conducting layer of the composite copper bar as claimed in claim 1, wherein: outer barrel (1131) roof lower extreme is provided with barrel (1139) in integrative, evenly is provided with the fretwork hole on the lateral wall of interior barrel (1139), is provided with alkali lye cotton section of thick bamboo (11310) between the lateral wall of interior barrel (1139) and outer barrel (1131), and activated carbon section of thick bamboo (1136) activity cup joints the inner chamber in interior barrel (1139), and the piston dish and the activated carbon section of thick bamboo (1136) inner wall at the top of carriage release lever (1134) are laminated mutually.

3. The automatic welding device for the conducting layer of the composite copper bar as claimed in claim 2, wherein: when the elastic component (1135) is kept in a normal relaxation state, the bottom height of the magnetic ball (1138) is lower than that of the electric welding gun (9), and when the top of the mounting shell (1137) is attached to the lower end of the locking cover (1133), the bottom of the magnetic ball (1138) is flush with the bottom end of the electric welding gun (9).

4. The automatic welding device for the conducting layer of the composite copper bar as claimed in claim 3, wherein: the heat absorption rotary drum (119) comprises a copper cylinder (1191) and fixing shafts (1192) arranged on the outer walls of the two ends of the copper cylinder (1191), the copper cylinder (1191) is movably arranged between the side walls of the installation groove (118) at the tail end of the pressing plate (116) through the fixing shafts (1192), the fixing shafts (1192) are fixedly arranged to penetrate through the side walls of the installation groove (118), partition plates (1193) are movably arranged between the inner walls of the two ends of the copper cylinder (1191), the partition plates (1193) are fixedly connected with the fixing shafts (1192), one-way air holes (1194) are uniformly arranged at the middle part of the partition plates (1193), waterproof breathable films (1195) are arranged on the outer wall of the partition plates (1193) at the inlet ends of the one-way air holes (1194), cooling liquid (1196) is arranged in the inner cavities of the copper cylinder (1191) at the same side of the waterproof breathable films (1195), and a steam collection cover (7) is arranged on the outer wall of the partition plates (1193) far away from the waterproof breathable films (1195), the steam collecting cover (1197) is communicated with a one-way return pipe (1198) arranged in the partition plate (1193), the one-way return pipes (1198) are respectively arranged at two ends of the partition plate (1193), and the tail end of the one-way return pipe (1198) extends to the bottom of the partition plate (1193).

5. The automatic welding device for the conducting layer of the composite copper bar as claimed in claim 4, wherein: locating piece (5) are including fixed connection in mounting panel (51) of slider module (4) upper end and set up in first support (52) of mounting panel (51) upper end middle part both sides, be provided with location axle (53) between the lateral wall of first support (52), interval activity has cup jointed connecting sleeve (54) on the outer wall of location axle (53), crisscross fixed connection in interval of adjacent connecting sleeve (54) is on first layer board (55) lateral wall, and have second layer board (56) through location axle (53) and connecting sleeve (54) swing joint on the outer wall of first layer board (55) other end, the end difference swing joint of second layer board (56) is between the lateral wall of second support (57), the lower extreme activity joint of second support (57) is inside in spacing spout (58) of mounting panel (51) upper end.

6. The automatic welding device for the conducting layer of the composite copper bar as claimed in claim 5, wherein: the adjacent first support (52) and second support (57) lateral wall are fixedly connected through piston connecting rod (59), first layer board (55) and second layer board (56) top both sides border department evenly are provided with stopper (510) respectively, the compound copper bar of treating the welding is injectd in the centre gripping between stopper (510), fixedly connected with U type frame (511) between second support (57) lateral wall, the roof lower extreme of U type frame (511) evenly is provided with gag lever post (512).

7. The automatic welding device for the conducting layer of the composite copper bar as claimed in claim 6, wherein: mounting panel (51) upper end of first layer board (55) and second layer board (56) junction is provided with electro-magnet (513), electro-magnet (513) and intelligent control ware (12) electric connection, during electro-magnet (513) top laminating first layer board (55) and second layer board (56) bottom, piston rod (59) keep normal diastole state, at this moment, first layer board (55) and second layer board (56) are the level form setting, first layer board (55) and second layer board (56) link bottom all fixed mounting have magnetic path (514), magnetic path (514) and electro-magnet (513) same name magnetic pole set up relatively.

8. The automatic welding device for the conducting layer of the composite copper bar as claimed in claim 7, wherein: the outer wall of one end of the U-shaped frame (511) is fixedly connected with an electric lifting rod (515) through a fixing rod, the bottom of the electric lifting rod (515) is fixedly connected with a movable mounting seat (516), a movable connecting piece (517) is movably opened and closed in a port at the bottom of the movable mounting seat (516), the lower end of the movable connecting piece (517) is fixedly connected with a fixed sucker (518), and the fixed sucker (518) is suspended on one side of the top of the end head of the second supporting plate (56).

9. The automatic welding device for the conducting layer of the composite copper bar as claimed in claim 8, wherein: location chamber (561) have been seted up at second layer board (56) end department top, location chamber (561) are close to the activity between the inner wall of electric lift pole (515) one side and are provided with activity and turn over board (562), the top of activity board (562) is fixed the gomphosis and has sticky plywood (563), activity board (562) bottom swing joint has telescopic link (564), telescopic link (564) bottom swing joint is in location chamber (561) side wall within a definite time, and swing joint has control connecting rod (565) on telescopic link (564) end straight-bar outer wall, control connecting rod (565) end swing joint is on the end outer wall of hydraulic ram (566), hydraulic ram (566) end links to each other with location chamber (561) inner wall is fixed.

10. The automatic welding process for the conducting layer of the composite copper bar as claimed in any one of claims 1 to 9, wherein: the method comprises the following steps:

s1: placing the composite copper bar on the upper ends of a first supporting plate (55) and a second supporting plate (56), starting an electromagnet (513) to enable the electromagnet to be matched with a magnetic block (514) to push the first supporting plate (55) and the second supporting plate (56) to arch upwards to lift the composite copper bar, and enabling a piston connecting rod (59) to pull a second support (57) to move towards a first support (52) in a limiting sliding groove (58) to tightly press and fix the two ends of the composite copper bar by utilizing a limiting rod (512);

s2: then, arranging a conducting layer on the fixed composite copper bar, starting a hydraulic lifting rod (7) to move down the electric welding gun (9) so that a magnetic ball (1138) at the bottom of the moving rod (1134) is in contact with and presses the conducting layer and the composite copper bar, continuously moving down the electric welding gun (9) until the lower end of the electric welding gun is attached to the conducting layer, and when the electric welding gun (9) continuously moves down, retracting the moving rod (1134) into an activated carbon cylinder (1136) and compressing an elastic component (1135);

s3: when the electric welding gun (9) moves downwards to contact with the conducting layer, the heat absorption rotary drum (119) at the lower end of the pressing plate (116) at the bottom of the connecting plate (115) is attached to the conducting layer, the pressing plate (116) and the connecting plate (115) extrude the clamp spring (117) to drive the heat absorption rotary drum (119) to press the conducting layer tightly, and then the electric welding gun (9) is started to weld the conducting layer and the composite copper bar;

s4: when the conducting layer is welded, the welding bright light is isolated and absorbed by the LCD shading sheet (114) between the side walls of the outer barrel body (1131), the magnetic ball (1138) adsorbs the metal sheet (1145) to pull the elastic connecting rope (1142) to enable the light shading curtain (1143) to move downwards for shielding, the welding bright light penetrating through the LCD shading sheet (114) is reduced through the matching of the optical filter body (1141) and the light shading curtain (1143), meanwhile, the intelligent controller (12) controls the slider module (4) to carry the composite copper bar to move left and right, the hydraulic lifting rod (7) intermittently and slightly moves up and down to continuously spot weld the conducting layer until the conducting layer welding of the single side of the composite copper bar is completed;

s5: after the welding of the conducting layer on the single surface of the composite copper bar is finished, the electric welding gun (9) after being closed is controlled to be moved away, the electromagnet (513) is closed to relieve the arching of the first supporting plate (55) and the second supporting plate (56), then the piston connecting rod (59) pulls the second support (57) to be far away from the first support (52) in the limiting sliding groove (58), so that the first supporting plate (55) and the second supporting plate (56) are horizontally placed, the limiting rod (512) relieves the clamping of the composite copper bar, and the steps of S1-S4 are repeated after the composite copper bar is automatically turned over to weld the conducting layer on the other surface of the composite copper bar.