Ship block rapid automatic welding device convenient to control

Abstract

The invention discloses a convenient-to-control rapid and automatic welding device for ship sections, and relates to the technical field of ship manufacturing. The device specifically comprises a welding positioning mechanism, the welding positioning mechanism comprises a left support unit and a right support unit which are identical in structure, the left support unit comprises an assembly type support and a rail component, and the left support unit and the right support unit are fixed through a bolt and a long-arm screw. According to the ship section automatic welding device, the welding main machine is installed through the welding transmission mechanism, the welding gun is installed through the ship welding mechanism, in the actual welding process, the length of an electric welding wire between the welding main machine and the welding gun is short, and the whole device can be conveniently used; and through the cooperation of the welding track positioning mechanism and the auxiliary positioning unit, the stability of the welding gun in the welding process is improved, the welding gun can be automatically adjusted according to the shape change of the ship body in the welding process, the welding head is kept at a relatively stable welding angle, and the welding quality is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of shipbuilding, and in particular to a ship segment rapid automatic welding device which is easy to control. Background Art

[0002] Block shipbuilding, also known as modular shipbuilding, is a modern shipbuilding method for building large ships. It divides the entire hull into many independent modules, builds them one by one on shore and finally assembles them into a complete hull.

[0003] After searching, the Chinese patent application number 202221909110.6 discloses a segmented rapid welding device for ships, including a welding machine and a base detachably connected to the bottom of the welding machine, a bracket is provided on the side of the base away from the welding machine, and brake rollers are installed at the four corners of the bottom of the bracket; supports are fixed on both sides of the bracket, and two hydraulic cylinders are fixed at the bottom ends of the two supports, and the piston rods of the two hydraulic cylinders on one side of the bracket are connected to the support plate provided on one side of the bracket, and the piston rods of the other two hydraulic cylinders are connected to the support plate provided on one side of the bracket. They are both connected to the support plate arranged on the other side of the bracket, and multiple suction cups are fixed to the bottom ends of the two support plates; a box body is provided on one side of the base, and an armrest is fixed to the side wall of the bracket; two plug-in blocks are fixed to the bottom end of the base, and two baffles are fixed in the bracket, and the bottom ends of the two plug-in blocks pass through the bracket, and through holes for guide rods to pass through are provided in the two baffles; a spring is sleeved on the two guide rods, and limit blocks are fixed to the facing ends of the two guide rods, and slots adapted to the limit blocks are provided on the opposite side walls of the two plug-in blocks.

[0004] The segmented rapid welding device for ships in the above-mentioned patent has the following shortcomings: the device is provided with a hydraulic cylinder, a support plate and a suction cup, and the piston rod of the hydraulic cylinder drives the support plate and the suction cup to move downward, and the suction cup is sucked on the ship, thereby improving the overall stability and welding efficiency; however, in the actual welding process, the multiple sections of the ship's hull are fixed on the slipway by a fixing device and will not shake themselves, while the hull that needs to be welded in sections is very large in size and the welding seam is very long. For a fixed welding device, the electric welding line between the welding gun and the welding box will be very long, which is not conducive to the use of the overall device. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings in the prior art and to provide a fast automatic welding device for ship sections which is easy to control.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions: A ship section fast automatic welding device which is easy to control, comprising: A welding positioning mechanism, wherein the welding positioning mechanism comprises a left bracket unit and a right bracket unit of completely identical structure, wherein the left bracket unit comprises an assembled bracket and a track member, and the left bracket unit and the right bracket unit are fixed by bolts and long-arm screws; A welding track positioning mechanism, the welding track positioning mechanism comprises two symmetrically arranged positioning and fitting shafts and a plurality of lifting components, the lifting components are connected to the welding positioning mechanism, the same end of the two positioning and fitting shafts are fixedly connected to a flexible positioning belt, one side of the flexible positioning belt is equidistantly fixedly connected to a plurality of clamping wheel clamping columns, and the middle part of the outer wall of the clamping wheel clamping column and the outer walls of the two ends of the positioning and fitting shaft are provided with clamping wheel clamping grooves; The welding transmission mechanism comprises a movable connecting seat and a supporting connecting seat, the movable connecting seat cooperates with the track component, a connecting clamp is fixedly installed on the front of the movable connecting seat, a telescopic cylinder 1 is arranged on the back of the supporting connecting seat, and the telescopic end of the telescopic cylinder 1 is fixed to the connecting clamp; both sides of the supporting connecting seat are fixedly connected with an auxiliary positioning unit, and the auxiliary positioning unit comprises a supporting crank arm and an adapting top plate, an angle adjustment slot is provided in the middle of the supporting crank arm, a positioning rotating connecting rod is rotatably connected inside the angle adjustment slot, and the top and bottom of the positioning rotating connecting rod are rotatably connected with a deflection connecting rod, one end of the deflection connecting rod is rotatably connected with a rotating seat 2, and the two rotating seats 2 are fixed to the adapting top plate; the top and bottom of the front side of the adapting top plate are fixedly connected with the rotating connecting rod, and both sides of one end of the rotating connecting rod are rotatably connected with positioning clamp wheels, and the positioning clamp wheels cooperate with the clamp wheel clamping slot; A ship welding mechanism, the ship welding mechanism includes an electric telescopic rod and a welding gun, the electric telescopic rod is connected to the welding transmission mechanism, and the telescopic end of the electric telescopic rod is fixedly connected to a rotating mounting head, the rotating mounting head is rotatably connected to a rotating seat three, the front of the rotating seat three is fixedly connected to an installation limit plate, the sides of the front of the installation limit plate are equidistantly fixedly connected to a plurality of adaptive connection springs, one end of the plurality of adaptive connection springs is fixedly connected to a welding protection front plate, a sliding limit sleeve is fixedly installed in the middle of the front of the welding protection front plate, and the handle of the welding gun is slidably installed inside the sliding limit sleeve.

[0007] As a preferred embodiment of the present invention: the lifting component includes a positioning telescopic cylinder and a connecting positioning block, the connecting positioning block is fixedly installed on the top of the telescopic end of the positioning telescopic cylinder, and the connecting positioning block is rotatably connected to one end of the flexible positioning belt, and the bottom end of the positioning telescopic cylinder is fixedly installed with a mounting base plate, and the mounting base plate is fixedly connected to the assembled bracket.

[0008] As a preferred embodiment of the present invention: a mounting groove is provided at the top of the movable connecting seat, a rotating connecting shaft is rotatably installed inside the mounting groove, both ends of the rotating connecting shaft penetrate the groove walls on both sides of the mounting groove and extend outward, and a strong friction roller is fixedly installed at the extended end.

[0009] Based on the above scheme: a worm wheel is fixedly installed in the middle of the rotating connecting shaft, a worm is meshedly connected to one side of the worm wheel, gear one is fixedly installed on the top of the worm, gear one is meshedly connected to gear two, and gear two is fixedly installed on the top of the output shaft of the servo motor.

[0010] As a preferred embodiment of the present invention: the top and bottom of the back side of the supporting connecting seat are fixedly installed with telescopic cylinder 2, the telescopic end of the telescopic cylinder 2 is fixedly installed with an elastic connecting tube, the inside of the elastic connecting tube is slidably connected with a connecting sliding column, one end of the connecting sliding column is fixedly installed with an installation shaft, and both ends of the installation shaft are rotatably installed with connecting pressure rollers.

[0011] As a preferred embodiment of the present invention: a controller is fixedly installed on one side of the support connecting seat, and a protective mounting shell is fixedly installed on the front of the support connecting seat, a welding host is fixedly installed inside the protective mounting shell, and a connecting front cover is fixedly installed on the front of the protective mounting shell, and a mounting connecting sleeve is fixedly connected to the front of the connecting front cover.

[0012] As a preferred embodiment of the present invention: positioning sleeves are fixedly connected to both sides of the support connecting seat, the two supporting curved arms are respectively fixedly installed inside the two positioning sleeves, one side of the adapter top plate is fixedly connected to a limiting baffle, and a plurality of arm card slots are equidistantly provided on the back side of the limiting baffle.

[0013] As a preferred embodiment of the present invention: a plurality of limit arms are equidistantly fixedly connected to both sides of the installation limit plate, and the plurality of limit arms cooperate with a plurality of arm slots, a connecting rod 1 is fixedly connected to both sides of the top of the front face of the welding protection front plate, a roller 1 is rotatably installed on one side of one end of the connecting rod 1, and a connecting rod 2 is fixedly connected to the bottom of the front face of the welding protection front plate, and roller 2 is rotatably installed on both sides of one end of the connecting rod 2.

[0014] As a preferred embodiment of the present invention: a negative conductive copper sheet is provided on one side of the welding gun, and a mounting cartridge is fixedly installed on the tail end of the welding gun, a rotating seat four is fixedly installed on the back side of the mounting cartridge, the rotating seat four is rotatably connected to a deflection traction rod, one end of the deflection traction rod is rotatably connected to a rotating seat five, and the rotating seat five is fixedly connected to the front side of the mounting limit plate.

[0015] The beneficial effects of the present invention are: 1. The ship segmented rapid automatic welding device installs the welding host through the welding transmission mechanism, and installs the welding gun through the ship welding mechanism. In the actual welding process, the length of the electric welding line between the welding host and the welding gun is relatively short, which is convenient for the use of the overall device; and through the cooperation of the welding track positioning mechanism and the auxiliary positioning unit, the stability of the welding gun during the welding process is improved, so that the welding gun can be automatically adjusted according to the change of the hull shape during the welding process, so that the welding head is kept at a relatively stable welding angle, thereby ensuring the welding quality and improving the welding efficiency of the ship hull.

[0016] 2. The ship segmented rapid automatic welding device, through the cooperation of telescopic cylinder 1 and telescopic cylinder 2, can keep the welding transmission mechanism stable during the movement. At the same time, the angle between the welding gun and the ship hull can be quickly adjusted by the extension and retraction of telescopic cylinder 2, making welding safer and ensuring the quality of the weld assembly.

[0017] 3. The ship segmented rapid automatic welding device keeps the welding gun and the hull relatively stable through the cooperation of the adaptive connecting spring and roller one and roller two. When the welding transmission mechanism fails to adjust its position in time, the stability of the welding angle is guaranteed, and the adjustment time is provided for the welding transmission mechanism to ensure the continuous progress of the welding work, avoiding continuous welding at a single point, forming weld nodules, and affecting the welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the overall assembly of the present invention; Figure 2 It is a detailed structural schematic diagram of the welding positioning mechanism and the welding trajectory positioning mechanism of the present invention; Figure 3 It is a partial cross-sectional structural schematic diagram of the welding transmission mechanism of the present invention; Figure 4 For the present invention Figure 3 A schematic diagram of the enlarged structure at A in the middle; Figure 5 For the present invention Figure 2 A schematic diagram of the enlarged structure at B in the middle; Figure 6 It is a detailed structural schematic diagram of the ship welding mechanism of the present invention; Figure 7 It is a partial cross-sectional structural schematic diagram of the ship welding mechanism of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the enlarged structure at point C in the middle.

[0019] In the figure: 1. Welding positioning mechanism; 101. Assembled bracket; 102. Positioning frame plate; 103. Positioning slide; 104. Positioning arc plate; 105. Limiting arc arm; 106. Connecting friction plate; 2. Welding track positioning mechanism; 201. Positioning fitting shaft; 202. Flexible positioning belt; 203. Connecting positioning block; 204. Positioning telescopic cylinder; 205. Mounting base plate; 206. Clamp wheel clamping column; 207. Auxiliary connecting belt; 208. Clamp wheel clamping groove; 3. Welding transmission mechanism; 301. Moving Connecting seat; 302, mounting groove; 303, rotating connecting shaft; 304, strong friction roller; 305, worm gear; 306, worm; 307, support frame arm; 308, gear 1; 309, gear 2; 310, servo motor; 311, connecting clamp; 312, telescopic cylinder 1; 313, supporting connecting seat; 314, telescopic cylinder 2; 315, elastic connecting cylinder; 316, connecting sliding column; 317, mounting rotating shaft; 318, connecting pressure roller; 319, controller; 320, positioning sleeve Cylinder; 321, support arm; 322, angle adjustment slot; 323, positioning rotating connecting rod; 324, protective mounting shell; 325, welding host; 326, connecting front cover; 327, installing connecting sleeve; 328, rotating connecting head; 329, rotating seat 1; 330, adapting top plate; 331, rotating connecting rod; 332, positioning card wheel; 333, rotating seat 2; 334, deflecting connecting rod; 335, limit baffle; 336, card arm card slot; 4, ship welding mechanism; 401, electric telescopic Rod; 402, rotating mounting head; 403, rotating seat three; 404, installation limit plate; 405, limit clamp arm; 406, adaptive connection spring; 407, welding protection front plate; 408, connecting rod one; 409, roller one; 410, connecting rod two; 411, roller two; 412, electrical connection seat; 413, negative conductive copper sheet; 414, welding gun; 415, sliding limit sleeve; 416, installation clamp; 417, rotating seat four; 418, deflection traction rod; 419, rotating seat five. DETAILED DESCRIPTION

[0020] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0021] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0022] A ship section fast automatic welding device which is easy to control, such as Figures 1 to 8As shown, it includes: a welding positioning mechanism 1, a welding trajectory positioning mechanism 2, a welding transmission mechanism 3 and a ship welding mechanism 4. The welding positioning mechanism 1 is arranged outside the ship hull. The welding trajectory positioning mechanism 2 and the welding transmission mechanism 3 cooperate to limit the movement trajectory of the ship welding mechanism 4, so that the ship welding mechanism 4 welds the segmented hull connections of the ship. In actual use, it includes the following two embodiments.

[0023] Embodiment 1: For the long welds of the segmented hull of a ship, the joints of the hull of the ship are welded by the ship welding mechanism 4 .

[0024] The welding positioning mechanism 1 includes a left bracket unit and a right bracket unit with exactly the same structure. The left bracket unit includes an assembled bracket 101 and a track component. The assembled bracket 101 is configured to be bent, and one side thereof is integrally formed with a plurality of reinforcing ribs to improve the stability of the assembled bracket 101 during operation; a plurality of lockable universal wheels are installed at the bottom end of the assembled bracket 101 to facilitate position adjustment of the welding positioning mechanism 1; connecting blocks are welded at both ends of the bottom end of the assembled bracket 101, and the connecting blocks of the left bracket unit and the right bracket unit are fixed by long-arm screws, and positioning bodies are welded on both sides of the top of the assembled bracket 101, and the positioning bodies of the left bracket unit and the right bracket unit are fixed by bolts.

[0025] The track component includes two symmetrical positioning frame plates 102, the top of the positioning frame plates 102 is arranged in an arc shape and is welded to the assembled bracket 101, and a positioning slide groove 103 is opened on one side of the positioning frame plate 102, and the positioning slide groove 103 is arranged in an arc shape and is adapted to the arc surface of the positioning frame plate 102; a positioning arc plate 104 is fixedly installed on the top of the positioning frame plate 102 by bolts, and a limiting arc arm 105 is fixedly installed on the opposite side of the two positioning arc plates 104, and a connecting friction plate 106 is fixedly installed on the bottom end of the two positioning arc plates 104, and the two connecting friction plates 106 are respectively arranged on the opposite side of the two positioning frame plates 102.

[0026] like Figure 2 As shown, all parts of the left bracket unit and the right bracket unit are adapted, and the two track components can be combined into a complete motion track. The motion track is located under the ship hull. If the overall device is only used for one type of ship, the entire motion track can be designed according to the outer wall shape of the ship hull, thereby further improving the working effect of the overall device, reducing the weight of the overall device, and reducing the difficulty of welding.

[0027] The welding transmission mechanism 3 includes a mobile connecting seat 301 and a supporting connecting seat 313. The mobile connecting seat 301 is arranged between the two positioning arc plates 104, and a connecting clamp 311 is fixedly installed on the front of the mobile connecting seat 301. A mounting hole 1 is opened in the middle of the back side of the supporting connecting seat 313. A telescopic cylinder 1 312 is fixedly installed inside the mounting hole 1. The telescopic end of the telescopic cylinder 1 312 is fixed to the connecting clamp 311, and the distance between the supporting connecting seat 313 and the mobile connecting seat 301 is adjusted by the telescopic cylinder 1 312.

[0028] A mounting groove 302 is provided at the top of the mobile connecting seat 301, and the mounting groove 302 penetrates the mobile connecting seat 301, and a rotating connecting shaft 303 is rotatably installed inside the mounting groove 302. Both ends of the rotating connecting shaft 303 penetrate the groove walls on both sides of the mounting groove 302 and extend outward, and strong friction rollers 304 are fixedly installed at the extended ends, and the two extended ends of the rotating connecting shaft 303 are respectively located in the two positioning slide grooves 103, and the outer wall of the strong friction roller 304 is in contact with the surface of the connecting friction plate 106, and the static friction between the two is used to drive the mobile connecting seat 301 to move inside the motion track.

[0029] The strong friction roller 304 and the connecting friction plate 106 can be replaced with gears and toothed plates, or other equivalent parts.

[0030] A worm wheel 305 is fixedly installed in the middle of the rotating connecting shaft 303, the worm wheel 305 is inside the mounting groove 302, and one side of the worm wheel 305 is meshedly connected with a worm 306, the top and bottom of the worm 306 are rotatably connected with a support frame arm 307, one end of the support frame arm 307 is fixed to a groove wall on one side of the mounting groove 302, and a gear 1 308 is fixedly installed on the top of the worm 306, the gear 1 308 is meshedly connected with a gear 2 309, and the gear 2 309 is fixedly installed on the top of the output shaft of the servo motor 310, and the servo motor 310 is fixed to the movable connecting seat 301.

[0031] The top and bottom of the back side of the support connecting seat 313 are provided with mounting holes 2, and a telescopic cylinder 2 314 is fixedly installed inside the mounting hole 2, and an elastic connecting tube 315 is fixedly installed on the telescopic end of the telescopic cylinder 2 314, and a rubber pad with good ductility is arranged inside the elastic connecting tube 315, and a connecting slide column 316 is slidably connected inside the elastic connecting tube 315, one end of the front side of the connecting slide column 316 is in contact with the rubber pad, and a limiting pin is installed on this end, and the two ends of the limiting pin are clamped in the pin slide groove, and the pin slide groove is provided on both sides of the elastic connecting tube 315; a mounting shaft 317 is fixedly installed on one end of the back side of the connecting slide column 316, and connecting rollers 318 are rotatably installed on both ends of the mounting shaft 317, and the outer wall of the connecting roller 318 is in contact with the surface of the positioning arc plate 104, and the two ends of the mounting shaft 317 are clamped in the inside of the limiting arc arm 105.

[0032] The telescopic cylinder 2 314 and the telescopic cylinder 1 312 are extended synchronously in the initial stage. During the welding process, the two telescopic cylinders 2 314 can be extended or shortened according to the shape of the ship hull to ensure the quality of welding. At the same time, the two telescopic cylinders 2 314 are extended at the same time, and the telescopic cylinder 1 312 remains unchanged or shortened, so that the mobile connecting seat 301 can be fixed on the motion track.

[0033] A mounting groove is provided on one side of the supporting connecting seat 313, and a controller 319 is fixedly installed inside the mounting groove. The controller 319 controls the working states of the telescopic cylinder 1 312 and the telescopic cylinder 2 314 to realize the above functions.

[0034] A protective mounting shell 324 is fixedly installed on the front side of the supporting connecting seat 313 by means of plug rods and bolts, a welding host 325 is fixedly installed inside the protective mounting shell 324, the protective mounting shell 324 is arranged with inner and outer sides, a heat dissipation groove 1 is provided on the four sides of the inner layer, a heat dissipation groove 2 is provided on the top and bottom of the outer layer, and heat dissipation fans are installed on both sides of the outer layer to improve the heat dissipation effect of the welding host 325.

[0035] A connecting front cover 326 is fixedly mounted on the front side of the protective mounting shell 324 by means of bolts, and a mounting connecting sleeve 327 is welded to the front side of the connecting front cover 326 .

[0036] The ship welding mechanism 4 includes an electric telescopic rod 401 and a welding gun 414. The cylinder of the electric telescopic rod 401 is fixedly installed inside the mounting connection sleeve 327, and the telescopic end of the electric telescopic rod 401 is fixedly connected to a rotating mounting head 402. The rotating mounting head 402 is rotatably connected to a rotating seat three 403 through a rotating pin. A mounting limit plate 404 is welded to the front of the rotating seat three 403. A plurality of adaptive connecting springs 406 are equidistantly fixedly connected to the sides of the front of the mounting limit plate 404. One end of the front of the plurality of adaptive connecting springs 406 is fixedly connected to a welding protection front plate 407.

[0037] Both sides of the top of the front face of the welding protection front plate 407 are fixedly connected with a connecting rod 408 by bolts, and a roller 409 is rotatably installed on one side of one end of the connecting rod 408, and the two rollers 409 are symmetrically arranged.

[0038] A sliding limit sleeve 415 is fixedly installed in the middle of the front side of the welding protection front plate 407. The sliding limit sleeve 415 passes through the welding protection front plate 407. The handle of the welding gun 414 is slidably installed inside the sliding limit sleeve 415. The handle of the welding gun 414 is connected to the welding host 325 through an electric welding wire.

[0039] The bottom of the front side of the welding protection front plate 407 is fixedly connected with a connecting rod 2 410 by means of bolts, and rollers 2 411 are rotatably mounted on both sides of one end of the connecting rod 2 410 .

[0040] The roller 1 409 of the two connecting rods 408 and the roller 2 411 of the connecting rod 2 410 form three points, and the three points constitute an isosceles triangle. The welding gun 414 is located at the center point of the isosceles triangle. During the welding process, the welding head of the welding gun 414 (the part where the electric welding wire is welded into the connection gap of the ship's hull) can be fully fitted with the connection gap of the ship's hull, and the welding angle can be kept unchanged, thereby improving the welding effect.

[0041] A negative conductive copper sheet 413 is provided on one side of the welding gun 414, and the negative conductive copper sheet 413 is fixedly connected to an electrical connection seat 412, and the electrical connection seat 412 is electrically connected to the welding host 325 through an electric welding wire, and a mounting cartridge 416 is fixedly installed on the tail end of the welding gun 414, and a rotating seat four 417 is fixedly installed on the back side of the mounting cartridge 416, and the rotating seat four 417 is rotatably connected to a deflection traction rod 418, and one end of the deflection traction rod 418 is rotatably connected to a rotating seat five 419, and the rotating seat five 419 is fixedly connected to the front side of the mounting limit plate 404.

[0042] When the present embodiment is in use, after the above-mentioned components correspond to the connection gap of the ship hull, the telescopic cylinder 1 312 and the telescopic cylinder 2 314 are first started to move the support connection seat 313 away from the mobile connection seat 301, and drive the ship welding mechanism 4 close to the welding gap; then the electric telescopic rod 401 is started, and the electric telescopic rod 401 drives the welding gun 414 close to the welding gap, so that the welding wire inside the welding head is inside the welding gap; then the welding host 325 is started to weld the welding gap; and the servo motor 310 is started synchronously, through the gear The meshing transmission of the first gear 308 and the second gear 309 causes the worm 306 to mesh with the transmission worm wheel 305, and then the static friction between the strong friction roller 304 and the connecting friction plate 106 drives the mobile connecting seat 301 to move along the motion track; during the movement of the mobile connecting seat 301, the telescopic cylinder 2 314 remains in an extended state, and cooperates with the limit arc arm 105 to limit the installation shaft 317, so that the two sets of connecting rollers 318 and the positioning arc plate 104 of the motion track are kept in a fitted state, ensuring the stability of the movement of the mobile connecting seat 301; When the ship welding mechanism 4 moves to an angle where the arc surface of the ship hull changes greatly, the telescopic state of the two telescopic cylinders 314 is adjusted through the controller 319, and the output speed of the servo motor 310 is increased, so that the mobile connecting seat 301 is quickly moved to the adaptation position (so that the electric telescopic rod 401 is kept vertical to the outer wall of the hull); in the above process, the roller 1 409 and the roller 2 411 always keep in contact with the ship hull, cooperate with the adaptive connection spring 406, and quickly adjust the position of the ship welding mechanism 4 to ensure the welding quality.

[0043] Embodiment 2: Based on the embodiment 1, the stability of the ship welding mechanism 4 during the welding of the ship hull is improved by means of the welding track positioning mechanism 2 and the auxiliary positioning unit, thereby ensuring the aesthetics of the weld and the welding quality.

[0044] The welding track positioning mechanism 2 includes two symmetrically arranged positioning fitting axes 201 and a plurality of lifting components, the lifting components including a positioning telescopic cylinder 204 and a connecting positioning block 203, the connecting positioning block 203 is fixedly installed on the top of the telescopic end of the positioning telescopic cylinder 204, the bottom end of the positioning telescopic cylinder 204 is fixedly installed with a mounting base plate 205, the mounting base plate 205 is fixedly connected to the assembled bracket 101 by bolts, and its actual installation position can be adjusted according to the width of the ship.

[0045] Both ends of one of the positioning and fitting shafts 201 are fixedly connected with flexible positioning belts 202, and the ductility of the flexible positioning belt 202 is relatively weak. The other end of the flexible positioning belt 202 is fixed to the end of the other positioning and fitting shaft 201, and a plurality of clamping wheel columns 206 are equidistantly fixedly connected to the side where the two flexible positioning belts 202 are close to each other, and a clamping wheel groove 208 is provided in the middle part of the outer wall of the clamping wheel column 206 and the outer wall at both ends of the positioning and fitting shaft 201, and the other ends of the plurality of clamping wheel columns 206 at the same end are fixedly connected with an auxiliary connecting belt 207; both ends of the flexible positioning belt 202 are fixedly connected with a pin shaft, and the pin shaft is rotatably connected to the corresponding connecting positioning block 203.

[0046] Through the linkage of the four positioning telescopic cylinders 204, the heights of the two positioning fitting shafts 201 are synchronously raised, and then the outer walls of the two groups of clamping wheel clamping columns 206 are fitted with the outer wall of the ship's hull.

[0047] Auxiliary positioning units are fixedly connected to both sides of the support connecting seat 313, and the auxiliary positioning units include a support curved arm 321 and an adapter top plate 330. A positioning sleeve 320 is fixedly sleeved on one end of the support curved arm 321. The positioning sleeve 320 is welded to the side wall of the support connecting seat 313, and an angle adjustment groove 322 is opened in the middle of the support curved arm 321. The interior of the angle adjustment groove 322 is rotatably connected to a positioning rotating connecting rod 323 through a rotating pin.

[0048] The top and bottom of the positioning rotating link 323 are rotatably connected to the deflection connecting rod 334 through a rotating pin, and one end of the deflection connecting rod 334 is rotatably connected to a rotating seat 2 333. The two rotating seats 2 333 are welded to the adapting top plate 330, and a rotating seat 1 329 is welded to the middle part of the back side of the adapting top plate 330. The back side of the rotating seat 1 329 is rotatably connected to a rotating connecting head 328, and the rotating connecting head 328 is fixedly sleeved on the bottom end of the supporting crank arm 321 through a sleeve.

[0049] The top and bottom of the front side of the adapter top plate 330 are fixedly connected with a rotating connecting rod 331, and both sides of one end of the rotating connecting rod 331 are rotatably connected with a positioning clamping wheel 332. The two positioning clamping wheels 332 rotate synchronously, and a plurality of clamping grooves are equidistantly provided on the surface of the positioning clamping wheel 332, which cooperate with the inner wall of the clamping wheel clamping groove 208.

[0050] The two groups of positioning wheels 332 are both connected to the wheel slots 208 through the slots, and cooperate with the corresponding wheel posts 206 or the positioning fitting shaft 201 , and there is a wheel post 206 between the two groups of positioning wheels 332 .

[0051] A limiting baffle 335 is integrally formed on one side of the adapter top plate 330, and a plurality of arm slots 336 are equidistantly provided on the back of the limiting baffle 335; a plurality of limiting arms 405 are equidistantly welded on both sides of the installation limiting plate 404, and the plurality of limiting arms 405 cooperate with the plurality of arm slots 336.

[0052] When this embodiment is used, on the basis of the first embodiment, before welding the ship, firstly, the positioning telescopic cylinder 204 drives the two positioning fitting shafts 201 to be lifted, so that the two sets of clamping wheel clamping columns 206 are fitted with the outer wall of the ship; when the telescopic cylinder 1 312 is started, the positioning clamping wheel 332 is matched with the corresponding clamping wheel clamping groove 208 to complete the initial positioning of the ship welding mechanism 4; then the electric telescopic rod 401 is started, so that the multiple limit clamping arms 405 are respectively clamped in the multiple clamping arm clamping grooves 336; When encountering the outer wall of the ship with a larger curvature, a group of positioning clamping wheels 332 prompts the adapter top plate 330 to squeeze the corresponding deflection connecting rod 334, and squeezes another deflection connecting rod 334 through the positioning rotating connecting rod 323, so that the corresponding positioning clamping wheel 332 can continue to cooperate with the clamping wheel column 206, and at the same time, the connecting seat 301 and other components are moved as described in Example 1 to ensure the quality of the welding structure.

[0053] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A ship section fast automatic welding device that is easy to control, characterized in that: include: A welding positioning mechanism (1), the welding positioning mechanism (1) comprising a left bracket unit and a right bracket unit having completely the same structure, the left bracket unit comprising an assembled bracket (101) and a track component, the left bracket unit and the right bracket unit being fixed by bolts and long-arm screws; A welding track positioning mechanism (2), the welding track positioning mechanism (2) comprising two symmetrically arranged positioning fitting shafts (201) and a plurality of lifting components, the lifting components being connected to the welding positioning mechanism (1), the same end of the two positioning fitting shafts (201) being fixedly connected to a flexible positioning belt (202), one side of the flexible positioning belt (202) being equidistantly fixedly connected to a plurality of clamping wheel clamping columns (206), the middle portion of the outer wall of the clamping wheel clamping column (206) and the outer walls of both ends of the positioning fitting shaft (201) being provided with clamping wheel clamping grooves (208); A welding transmission mechanism (3), the welding transmission mechanism (3) comprising a movable connection seat (301) and a support connection seat (313), the movable connection seat (301) being matched with a track component, a connection clamp (311) being fixedly mounted on the front of the movable connection seat (301), a telescopic cylinder (312) being arranged on the back of the support connection seat (313), the telescopic end of the telescopic cylinder (312) being fixed to the connection clamp (311); auxiliary positioning units are fixedly connected to both sides of the support connection seat (313), the auxiliary positioning units comprising a support crank arm (321) and an adaptor top plate (330), and a middle portion of the support crank arm (321) is provided with a An angle adjustment slot (322), wherein the interior of the angle adjustment slot (322) is rotatably connected to a positioning rotating link (323), the top and bottom of the positioning rotating link (323) are both rotatably connected to a deflection connecting rod (334), one end of the deflection connecting rod (334) is rotatably connected to a second rotating seat (333), and the two second rotating seats (333) are both fixed to the adapting top plate (330); the top and bottom of the front side of the adapting top plate (330) are both fixedly connected to a rotating connecting rod (331), and both sides of one end of the rotating connecting rod (331) are rotatably connected to a positioning clamping wheel (332), and the positioning clamping wheel (332) cooperates with the clamping wheel clamping slot (208); A ship welding mechanism (4), the ship welding mechanism (4) comprising an electric telescopic rod (401) and a welding gun (414), the electric telescopic rod (401) being connected to a welding transmission mechanism (3), and the telescopic end of the electric telescopic rod (401) being fixedly connected to a rotating mounting head (402), the rotating mounting head (402) being rotatably connected to a rotating seat three (403), the front of the rotating seat three (403) being fixedly connected to a mounting limit plate (404), the side of the front of the mounting limit plate (404) being equidistantly fixedly connected to a plurality of adaptive connection springs (406), one end of the plurality of adaptive connection springs (406) being fixedly connected to a welding protection front plate (407), a sliding limit sleeve (415) being fixedly mounted in the middle of the front of the welding protection front plate (407), and the handle of the welding gun (414) being slidably mounted inside the sliding limit sleeve (415).

2. The easy-to-control ship section rapid automatic welding device according to claim 1 is characterized in that: The top of the movable connection seat (301) is provided with a mounting groove (302), a rotating connecting shaft (303) is rotatably mounted inside the mounting groove (302), both ends of the rotating connecting shaft (303) penetrate through the groove walls on both sides of the mounting groove (302) and extend outwards, and a strong friction roller (304) is fixedly mounted on the extended end.

3. The easy-to-control ship section rapid automatic welding device according to claim 2 is characterized in that: A worm wheel (305) is fixedly mounted in the middle of the rotating connecting shaft (303), a worm (306) is meshedly connected to one side of the worm wheel (305), a gear 1 (308) is fixedly mounted on the top of the worm (306), the gear 1 (308) is meshedly connected to a gear 2 (309), and the gear 2 (309) is fixedly mounted on the top of the output shaft of the servo motor (310).

4. The easy-to-control ship section rapid automatic welding device according to claim 1 is characterized in that: The lifting component comprises a positioning telescopic cylinder (204) and a connecting positioning block (203); the connecting positioning block (203) is fixedly mounted on the top of the telescopic end of the positioning telescopic cylinder (204); the connecting positioning block (203) is rotatably connected to one end of a flexible positioning belt (202); a mounting base plate (205) is fixedly mounted on the bottom end of the positioning telescopic cylinder (204); and the mounting base plate (205) is fixedly connected to the assembled bracket (101).

5. The easy-to-control ship section rapid automatic welding device according to claim 1 is characterized in that: A second telescopic cylinder (314) is fixedly mounted on the top and bottom of the back side of the support connection seat (313); an elastic connection tube (315) is fixedly mounted on the telescopic end of the second telescopic cylinder (314); a connection slide column (316) is slidably connected inside the elastic connection tube (315); a mounting shaft (317) is fixedly mounted on one end of the connection slide column (316); and connection pressure rollers (318) are rotatably mounted on both ends of the mounting shaft (317).

6. The easy-to-control ship section rapid automatic welding device according to claim 1 is characterized in that: Both sides of the support connection seat (313) are fixedly connected to positioning sleeves (320), the two support curved arms (321) are respectively fixedly installed inside the two positioning sleeves (320), one side of the adapter top plate (330) is fixedly connected to a limit baffle (335), and a plurality of arm clamping grooves (336) are equidistantly provided on the back side of the limit baffle (335).

7. The easy-to-control ship section rapid automatic welding device according to claim 1 is characterized in that: A controller (319) is fixedly mounted on one side of the support connection base (313), and a protective mounting shell (324) is fixedly mounted on the front of the support connection base (313), a welding host (325) is fixedly mounted inside the protective mounting shell (324), and a connecting front cover (326) is fixedly mounted on the front of the protective mounting shell (324), and a mounting connecting sleeve (327) is fixedly connected to the front of the connecting front cover (326).

8. The easy-to-control ship section rapid automatic welding device according to claim 1 is characterized by: Both sides of the installation limit plate (404) are fixedly connected with a plurality of limit arms (405) at equal distances, and the plurality of limit arms (405) cooperate with a plurality of arm slots (336). Both sides of the top of the front face of the welding protection front plate (407) are fixedly connected with a connecting rod 1 (408), and one side of one end of the connecting rod 1 (408) is rotatably mounted with a roller 1 (409). The bottom of the front face of the welding protection front plate (407) is fixedly connected with a connecting rod 2 (410), and both sides of one end of the connecting rod 2 (410) are rotatably mounted with a roller 2 (411).

9. The easy-to-control ship section rapid automatic welding device according to claim 1 is characterized in that: A negative conductive copper sheet (413) is provided on one side of the welding gun (414), and a mounting cartridge (416) is fixedly mounted on the rear end of the welding gun (414), a rotating seat four (417) is fixedly mounted on the back of the mounting cartridge (416), the rotating seat four (417) is rotatably connected to a deflection traction rod (418), one end of the deflection traction rod (418) is rotatably connected to a rotating seat five (419), and the rotating seat five (419) is fixedly connected to the front side of the mounting limit plate (404).

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