38results about How to "Avoid welding quality" patented technology

The invention provides an electric tricycle rear axle welding quality control system and method, and relates to the technical field of welding, a welding seam parameter preprocessing module is used for conducting welding seam analysis on an electric tricycle rear axle, and an initial welding parameter combination is determined; the simulation welding analysis module carries out simulation welding according to the initial welding parameter combination and draws a welding change trend chart; the welding path planning and evaluating module traverses the welding change trend chart to plan a plurality of welding paths and performs welding evaluation to generate a welding state value; the welding defect analysis module performs welding detection and defect analysis according to the welding state value and the welding change trend chart to generate a welding quality score; and the welding parameter optimization module adjusts the initial welding parameter combination according to the welding quality score to generate a welding optimization scheme. The technical problem that the welding quality cannot be effectively controlled due to the fact that the prior art is difficult to adapt to dynamic changes of the welding environment and workpiece conditions is solved, and control over the welding quality of the rear axle is improved.

The invention relates to the technical field of welding materials, in particular to a high-efficiency deposited nickel-based welding wire capable of preventing welding cracks based on phase regulation and application of the high-efficiency deposited nickel-based welding wire, and the nickel-based welding wire comprises the following chemical components in percentage by weight: less than or equal to 0.03% of C, 0.10-0.20% of Si, 2.9-3.2% of Mn, and 1t of P; 0.005%, S: lt; 0.003% of Cu, 19.7-20.5% of Cr, less than or equal to 0.04% of Co, and 1t of Cu; the Ni-based alloy comprises the following components in percentage by weight: 0.10% of Ni, 0.3-0.6% of Ti, 0.4-2.0% of Fe, 2.1-2.9% of Nb, less than or equal to 0.3% of Mo, less than or equal to 0.01% of N, less than or equal to 0.005% of O, less than or equal to 0.50% of other impurity elements and the balance of Ni. The specific value of Ti to Nb is controlled to be 0.10-0.22, the specific value of C to Nb + Ti is controlled to be 0.012 or below, appropriate morphology and distribution of (Nb, Ti) C type intergranular precipitates are obtained, precipitation of grain boundary M23C6 is reduced, and the creep resistance and high-temperature deplasticity crack resistance of the material are effectively optimized.

The invention relates to the technical field of welding, and particularly discloses a teaching-free welding track planning method and a welding system.The teaching-free welding track planning method comprises the following steps that firstly, visual collection and processing are conducted, an industrial camera with the resolution ratio being 30 million pixels is selected, and a sensor monitoring unit is adopted by the system to monitor welding faults in real time; the fault diagnosis unit adopts an advanced algorithm for rapid diagnosis, and after the fault classification unit performs refined classification, the processing strategy formulation and execution unit performs rapid response processing, the recording analysis unit provides data support, the image acquisition analysis and quality evaluation unit accurately detects the welding quality, and the defective product judgment and rejection unit performs efficient operation. The data recording and counting unit assists in quality control, the target analysis unit can formulate targets for different workpieces, the path generation and optimization unit improves the efficiency and quality, the dynamic adjustment unit responds to changes in time, the storage calling and display unit facilitates management and monitoring, and the teaching-free aspect has the remarkable advantages, and all the units achieve autonomous learning and intelligent adjustment.

The invention relates to a fixing tool for welding a steel structure of an electric power steel tower, and relates to the field of fixing tools for welding workpieces, and the fixing tool for welding the steel structure of the electric power steel tower comprises at least two groups of welding racks used for bearing a tower body, and at least one group of movable welding racks, the welding rack comprises a base and a fixing frame hinged to the base. The overturning and clamping mechanism is arranged on the welding rack and used for clamping and fixing the tower body and driving the tower body to overturn; and the opening and closing mechanism is arranged between the base and the fixed frame in the same group of welding racks and is used for fixing one side, far away from the hinged position, of the base and the fixed frame. The device has the effects that the tower body can be turned over and moved conveniently while the tower body of the electric power steel tower is stably fixed, the welding efficiency is improved, and the labor intensity of workers is relieved.

The utility model discloses a detachable supporting assembly for a giant circular ring. The detachable supporting assembly comprises a lining plate, a first supporting rod, a second supporting rod and an adapter plate. The plurality of lining plates are uniformly arranged in a circle along the inner wall of the ring and are fixed with the inner wall of the ring by spot welding, the adapter plate is located at the center of the ring, the length of the two first support rods is slightly smaller than the diameter of the ring, two ends are connected with the lining plates through bolts, and the middle is connected with the adapter plate through bolts; the second inner supporting rods are arranged in the radial direction, the outer ends of the second inner supporting rods are connected with the inner lining plate through bolts, and the inner ends of the second inner supporting rods are connected with the adapter plate through bolts. The inner supporting assembly is simple in structure and convenient to construct, on the premise that stable supporting is guaranteed, mounting and dismounting difficulty is lowered, mounting time is shortened, labor cost is saved, meanwhile, welding workload is reduced, worker fatigue and welding quality reduction caused by long-time welding are avoided, the inner supporting assembly can be positioned and corrected through bolts, and the production efficiency is improved. Compared with an all-welded structure, stress concentration can be effectively reduced.

The utility model provides an electronic circuit board welding mechanism, which relates to the technical field of circuit board processing and comprises a bottom plate, a fixing assembly is arranged on one side of the bottom plate, a placing table is fixedly connected to the top of the bottom plate, a circuit board body is arranged on the top of the placing table, and a limiting assembly and a welding assembly are arranged on the top of the bottom plate. According to the utility model, by starting the driving motor, the first threaded rod is limited by the first limiting groove, so that the first threaded rod drives the moving block to move left and right, the moving block drives the air pump and the jet head to move left and right, and then the air pump is started, so that the air pump sprays air to the surface of the circuit board body through the jet head; according to the circuit board dust removal mechanism, the problems that in the prior art, a dust removal mechanism for the surface of a circuit board is not arranged, the welding quality of electronic elements can be reduced due to the existence of dust, the quality of the circuit board is further reduced, and practicability is poor are solved.

The invention relates to the technical field of laser welding, and discloses automatic laser welding auxiliary equipment which comprises a workbench, a supporting column is fixedly connected to the upper surface of the workbench, a first shell is fixedly connected to the outer wall of the supporting column, and a first hydraulic machine is fixedly connected to the outer wall of the supporting column; the output end of the first hydraulic machine is fixedly connected with a first connecting shaft, the inner wall of the first shell is fixedly connected with a first sliding plate, the outer wall of the first connecting shaft is fixedly connected with a first sliding block, the outer wall of the first sliding block is fixedly connected with a first sliding frame, and the outer wall of the first sliding frame is fixedly connected with a first connecting plate. According to a preset position, a first hydraulic machine drives a first connecting shaft to move, the first connecting shaft drives a first sliding block to slide, a first sliding frame drives a first connecting plate to move, and a second shell drives a welding body to adjust the position, so that the welding body can be automatically adjusted to the preset position; and the welding precision and consistency are improved.

The utility model discloses a cylindrical thin oil sealing gas holder side plate splicing die which comprises a die support, a splicing die is fixedly installed on the upper surface of the die support, the bottom of the die support is connected with a die operation platform, and a die rotating device is fixed on the upper surface of the splicing die. The side plates are laid on the splicing die and fixed to the splicing die through the positioning holes in the splicing die, the gap of the butt joint position of the two side plates meets the welding requirement, the T-shaped steel is installed on the center positioning line, the T-shaped steel and the side plates are pressed tightly through the T-shaped steel pressing device, and it is guaranteed that the gap of the welding seam meets the welding requirement; the T-shaped steel is installed on the upper edges of the side plates and fixed through the pressing device, it is guaranteed that the welding seam gap meets the welding requirement, and by means of the technical scheme, splicing welding deformation can be effectively controlled, and it is guaranteed that the size of the two spliced side plates meets the installation requirement.

The invention relates to the technical field of spiral welded pipe production, in particular to a plate edge position automatic measuring method and a plate edge measuring system, and aims to solve the problems of high labor intensity of operators, low production efficiency and incapability of ensuring the butt operation quality in an unwinding butt position in an existing spiral welded pipe production process. The invention provides a method for automatically measuring the position of a plate edge, the position of a plate head before leveling is L1, the calibration value before leveling is L2, the position difference value before leveling is L3, and L3 = L1-L2; the plate head position before plate shearing is L4, the calibration value before plate shearing is L5, the position difference value before plate shearing is L6, and L6 = L4-L5; the vertical roll displacement value L7 is equal to L6-L3, the vertical roll motor is controlled to act according to the vertical roll displacement value after logical operation processing is conducted through the PLC control system in combination with the parameters, when L6-L3 is negative, the vertical roll moves in the first direction, when L6-L3 is positive, the vertical roll moves in the second direction, when L7 is smaller than L8, the vertical roll stops acting, L8 is a set reference value, and the value of L7 tends to zero.

The invention relates to the technical field of welding tools, in particular to an HUD support welding tool which is used for conducting limiting installation on a support body, and the support body comprises a lower support, a right support, a left support, an upper support and an auxiliary support. The welding tool comprises a bottom plate, a first telescopic air cylinder is arranged below the bottom plate, and the output end of the first telescopic air cylinder faces upwards and is fixed to the lower support in a limiting mode. Compared with a traditional method, according to the technical scheme, a plurality of scattered supports can be accurately positioned and fixed, on the premise that welding operation is not affected, it is guaranteed that the supports are in close contact before welding, gaps between the supports are small through an extrusion structure, a clamping structure and other structures, and the welding quality can be improved; due to the fact that the interiors of the supports forming the support body are all hollowed out, when the supports are limited, the possibility that deformation exists when weak positions of the supports are limited is considered, and it is guaranteed that the support body does not deform after limiting and welding.

This utility model discloses a semiconductor packaging welding device, including a base plate, a horizontal plate fixedly connected to the upper surface of the base plate, support frames I fixedly connected to both ends of the horizontal plate, one end of the support frame I fixedly connected to the upper surface of the base plate, vertical plates symmetrically fixedly connected to the upper surface of the horizontal plate, semiconductors disposed on the inner side of the vertical plates, a strip-shaped through hole opened inside the horizontal plate, a pushing mechanism slidably connected inside the strip-shaped through hole, a welding plate disposed on one side of the horizontal plate, a driving mechanism disposed on the lower surface of the welding plate, a welding assembly disposed above the welding plate, and sliding grooves II symmetrically opened on the upper surface of the base plate, a sliding frame slidably connected inside the sliding grooves II. This device solves the problem of traditional semiconductor welding devices requiring manual operation for loading and unloading semiconductors, avoiding wasted power and manpower, and enabling automatic loading and unloading of semiconductors, while improving the efficiency of semiconductor packaging welding and the automation level of the welding device.

The invention relates to the technical field of laser welding and discloses laser welding equipment and a welding technology.The laser welding equipment comprises a supporting base, a supporting positioning mechanism is connected to the top end of the supporting base, an auxiliary positioning mechanism and an auxiliary butt joint mechanism are connected to one end of the top of the supporting positioning mechanism, and the auxiliary positioning mechanism comprises two supporting positioning frames; according to the auxiliary positioning mechanism, through the positioning lead screw, the movable base, the clamping frame and other assemblies in the auxiliary positioning mechanism, precise positioning and stable clamping of a strip-shaped workpiece are achieved, the precision problem of manual butt joint is avoided, the working efficiency is improved, and the working efficiency is improved. The butt joint precision of the workpieces before welding is obviously improved; a driving wheel and an anti-skid ring in the auxiliary butt joint mechanism are used for driving the strip-shaped workpieces to move slowly, stable butt joint of the two strip-shaped workpieces is achieved, position deviation and angle deviation are reduced, and guarantee is provided for high-quality welding; and the long-strip-shaped workpiece is stably controlled during laser welding.

The present invention provides a computing system and method for an ultrasonic welding control model, including: a path generation module, used to obtain the to-be-welded portion of the material on the template, and generate a welding path according to the shape of the to-be-welded portion; a path division module, used to divide the welding path and obtain a number of turning sections; a difficulty analysis module, used to classify the steering control difficulty of each turning section through a preset difficulty assessment model; a mode selection module, used to select different control modes through a preset mode control model based on the steering control difficulty of different turning sections; a welding control module, used to control the ultrasonic welding equipment to perform welding operations on the material based on the control mode selection of each turning section. The present invention has a good ultrasonic welding control effect, improves the ultrasonic welding accuracy, thereby optimizes the welding quality of the ultrasonic equipment, and takes into account the ultrasonic welding efficiency.

The utility model relates to the technical field of grating steel frame machining, in particular to a grating steel frame machining welding quality control device which comprises an arc-shaped bearing table, at least three supporting columns used for supporting main ribs are distributed in the middle of the arc-shaped bearing table at equal intervals, and control plates are arranged at the two ends of the arc-shaped bearing table respectively. The arc-shaped bearing table is sleeved with the supporting column and the control panel through C-shaped sleeve pieces, two supporting rods extending forwards are arranged on the front side of the supporting column from top to bottom in a spaced mode, two limiting pieces are arranged in the length direction of the supporting rods in a spaced mode, the main ribs are clamped in the limiting pieces, and two positioning rods are arranged on the upper side and the lower side of the end face of the inner side of the control panel at equal intervals respectively. The positioning rods on the upper side and the lower side are sleeved with angle iron correspondingly, the end of the main rib abuts against the angle iron, and the problems that according to a grating steel frame machining and welding device in the prior art, the welding quality cannot be guaranteed due to the fact that the welding quality cannot be effectively controlled, the welding process is tedious, time and labor are wasted, and the machining efficiency cannot be improved are solved.

The invention discloses steel reinforcement framework welding equipment for connection of assembly type laminated slabs, and belongs to the technical field of steel reinforcement framework welding. The steel reinforcement framework welding equipment comprises a box body, a first steel reinforcement and a second steel reinforcement are arranged in the box body, a supporting mechanism is arranged on the inner side of the box body, and a feeding mechanism is arranged on the upper portion of the second steel reinforcement; the feeding mechanism comprises a material stirring assembly, a cleaning assembly, a first motor and a rotating shaft, and a welding mechanism is arranged on the upper portion of the box body. The stirring assembly and the cleaning assembly are driven by the rotating shaft to rotate synchronously, the stirring assembly drives the unwelded first reinforcing steel bar to a welding point, the cleaning assembly cleans the welding part of the second reinforcing steel bar, the welding quality is guaranteed, the stirring assembly continues to rotate, the welded first reinforcing steel bar is pushed to move, the second reinforcing steel bar advances synchronously, and the welding efficiency is improved. And meanwhile, the first steel bar belt which is not welded subsequently is conveyed to a welding point, adjustment of the welding position and automatic feeding are achieved, the whole working process is smooth and continuous, and the working efficiency is improved.

The present invention discloses a steel bar skeleton welding device for connecting assembled composite plates, which belongs to the technical field of steel bar skeleton welding, and comprises a box body, wherein a first steel bar and a second steel bar are arranged in the box body, a supporting mechanism is arranged inside the box body, a feeding mechanism is arranged on the upper part of the second steel bar, and the feeding mechanism comprises a material shifting assembly, a cleaning assembly, a first motor and a rotating shaft, and a welding mechanism is arranged on the upper part of the box body. The invention drives the material shifting assembly and the cleaning assembly to rotate synchronously through the rotating shaft, the material shifting assembly brings the unwelded first steel bar to the welding point, the cleaning assembly cleans the welding part of the second steel bar to ensure the welding quality, and the material shifting assembly continues to rotate to push the welded first steel bar to move, so that the second steel bar moves forward synchronously, and at the same time brings the subsequent unwelded first steel bar to the welding point, realizing the adjustment of the welding position and automatic feeding, making the whole working process smooth and continuous, and improving the working efficiency.

The utility model provides a casing head reshipment installation device, which relates to the technical field of engineering installation and comprises a base, a jacking device, a pipe clamp and an inclined strut structure. The jacking device is arranged on the lower portion of the base and used for jacking the casing end socket reshipment and installation device and the casing end socket installed on the casing end socket reshipment and installation device. The pipe clamp comprises an upper half ring and a lower half ring, the lower half ring and the base are fixedly connected to the upper portion of the base, and the upper half ring is connected with the lower half ring through a connecting piece to form a whole circular ring used for hooping and fixing the casing end socket; the inclined strut structure is arranged on the upper portion of the base, located on the side face of the pipe clamp and used for supporting the pipe clamp. The sleeve sealing head can be fixed for reshipment and installation, the device is simple in structure and can be detached and reused, the horizontal position, namely X and Y coordinates, is adjusted through horizontal movement of the base, the height position, namely Z coordinates, is adjusted through the jacking device, the assembly speed is greatly increased, and the construction efficiency is improved.

The present application relates to the technical fields of laser welding, and discloses a laser welding device for track production, which comprises a rotating disc, and further comprises: welding assemblies, a plurality of which are evenly arranged in a ring shape on the top of the rotating disc and used for welding track components; heating blocks, a plurality of which are distributed along the welding assemblies and used for preheating the track components to be welded; and a circular ring arranged below the rotating disc and having a first limiting groove and a second limiting groove respectively formed on its inner and outer surfaces. The present application can preheat the track plates and the tooth blocks before welding, reduce the temperature difference, make the temperature change of the welding area more gentle, thereby reducing the occurrence of thermal stress and cracks, avoiding the rapid increase of the temperature of the welding area, the formation of large thermal stress leading to the generation of cracks, reducing the stress caused by the excessive temperature difference, improving the welding quality, and further improving the use effect of the device.

The utility model belongs to the technical field of building net, concretely relates to a kind of automatic net welding machine of building net, including main support table, the upper side of main support table is fixedly arranged with welding operation board, the middle part of both sides of main support table is fixedly arranged with vertical support plate, the upper end of vertical support plate is fixedly arranged with horizontal electric guide rail, the upper side of welding operation board is equidistant and parallel and has longitudinal wire, the lower side of vertical support plate is fixedly arranged with fixed plate in the side of main support table, the side of fixed plate is fixedly arranged with electric pay-off device.This technical scheme, without relying on artificial silk distribution, can automatically arrange the next horizontal wire after single horizontal wire spot welding is completed, increase horizontal wire arrangement efficiency, and compared with artificial silk distribution, its precision and perpendicularity are better, avoid causing the welding quality of metal net to reduce, and avoid the danger of artificial silk distribution, avoid artificial silk distribution, inhale the smoke generated during welding, cause health hazard.

A manual soldering magnifying lighting support and clamping combination table, the combination table includes a magnifying lighting component and a circuit board clamping support mechanism; the magnifying lighting component is used in conjunction with the circuit board clamping support mechanism; the magnifying lighting component includes a liquid-filled desktop magnifying glass base and a liquid-filled magnifying glass lens shell; the liquid-filled magnifying glass lens shell is arranged on the liquid-filled desktop magnifying glass base through an angle-adjustable mechanism; the present invention is suitable for employee training, student innovation experiments, production, small batch product trial production, electrical appliance maintenance, and even design concept verification and exploratory research under certain simple conditions in the field of electronic component soldering. The prominent problem of manual soldering is that it loses sight of one thing while focusing on another. How to free the operator from the contradictory and conflicting requirements of independently and simultaneously realizing the requirements of holding a soldering iron to solder, feeding solder wire, clamping components, and pressing the circuit board to prevent slippage, etc., has never been found a practical way. This invention is a bold attempt and effort in this regard.

The utility model relates to the field of metal welding equipment, in particular to a multi-angle clamping device for welding, which comprises two groups of clamps, each clamp comprises a clamping sleeve and an adjusting arm, the clamping sleeve is mounted at one end of each adjusting arm, the ends, far away from the clamping sleeve, of the two adjusting arms are movably connected, each clamping sleeve is of a U-shaped structure, and a pressing plate is arranged on the inner side of each clamping sleeve. The pressing plate is connected with the clamping sleeve through the adjusting rod; the two clamps which are rotationally connected are matched with the adjustable pressing plate in the clamping sleeve to clamp and fix a to-be-welded piece, multi-angle flexible adjustment is achieved, the angle of the clamping sleeve can be rapidly adjusted in the welding operation according to the shape, the welding position and the process requirement of a metal piece, a clamped object is made to be in the best welding posture, operation of a welder is facilitated, and the welding efficiency is improved. The welding efficiency and precision are remarkably improved, and the welding quality problem caused by angle discomfort is reduced.

The utility model relates to the technical field of packaging of discrete semiconductor devices, in particular to a device for automatically identifying solder paste allowance of a needle cylinder based on an inductive sensor. The problems that in the prior art, manual regular checking of the remaining amount of solder paste of a needle cylinder is mostly depended on, replacement is not timely, and consequently welding is poor, and the solder paste is insufficient or lack of tin are caused are solved. The device comprises a needle cylinder, the needle cylinder is used for containing solder paste, and the needle cylinder is arranged on the inner side of a cylinder fixing piece; the solder paste position component is arranged in the needle cylinder, the solder paste position component and the highest position of the solder paste move synchronously, and the solder paste position component can fall down along with consumption of the solder paste; according to the utility model, a traditional manual inspection mode is replaced by an intelligent monitoring means, so that the accuracy is effectively improved; and the welding quality problem caused by insufficient solder paste due to tin replacement delay is reduced, and the product quality and consistency are improved.

The invention relates to a double-station automatic welding machine for small transformers, which belongs to the technical field of welding. The double-station automatic welding machine for small transformers comprises a base, wherein a transformer shell is arranged at the center of the upper side of the base, clamping mechanisms for fixing the transformer shell are arranged on both sides of the base, a plurality of columns are fixedly arranged around the upper side of the base, a top plate is fixedly arranged on the top ends of the plurality of columns, a lifting cylinder is fixedly arranged on the upper side of the top plate, a lifting plate slidably arranged between the plurality of columns is fixedly arranged on the output end of the lifting cylinder, a material discharge box is slidably arranged on the front and rear sides of the lifting plate, a driving mechanism for driving the material discharge box to slide is arranged on the lifting plate, a material discharge port is opened on the bottom of one side of the two material discharge boxes, and a material discharge mechanism cooperating with the material discharge port is arranged on the bottom of the two material discharge boxes. The invention can simultaneously perform double-station welding, thereby improving the welding efficiency of the transformer.

The present invention discloses a welding device for the main body of a space capsule homestay, and the present invention relates to the technical field of welding devices, including a composite mechanism. The welding device for the main body of a space capsule homestay is designed with a composite mechanism, wherein a welding frame slides outside a slide block to adjust the welding angle, a sliding block slides on the top of the welding frame to drive the welding gun to move, and the welding gun is controlled to slide up and down by a first linear module to facilitate approaching the material and improve welding accuracy, and an electric push rod is used to control a square plate to squeeze the material, so as to control the stability of the material at the welding point and position the welding point at the same time, and then the material is welded by a welding gun to enhance the stability of the material structure.

The utility model relates to the field of welding special equipment and provide a kind of box welding tool, comprising: locating plate, the locating plate upper portion is provided with box, the locating plate is provided with the compression device for compressing box;Positioning column and drive part one are provided on the locating plate, the positioning column is adapted to box center positioning hole, drive part one is connected with the locating plate and moves along Y axis direction, drive part one is connected with the positioning column and is used to drive the positioning column moves along Z axis direction;The compression device passes through box mounting hole and is in close contact with box, the compression device is connected with the locating plate and moves along Y axis direction, and the compression device can rotate around Z axis.The utility model can be suitable for a variety of models of box, save the time of clamping different models of box to find and replace adaptive welding tool, improve efficiency.

The invention provides junction box assembling equipment and method. The junction box assembling equipment comprises a box body supply mechanism; the transmission mechanism comprises a mounting box and a plurality of transmission carrying tables; the mounting and transferring mechanism comprises a transferring portal frame, a plurality of transferring assemblies and a plurality of lead identification cameras; a main part supply mechanism; the lead guide mechanism comprises a guide base frame and a plurality of guide assemblies, each guide assembly comprises a connecting plate, a calibration beam and two guide beams, and the two guide beams can move relative to the calibration beam in the first direction and / or the second direction so as to clamp and guide two leads on the main part to be assembled respectively. Compared with a conventional assembling technology at the present stage, the technical problems that in a traditional assembling mode, main body lead postures are disordered, and plugging alignment is difficult are effectively solved, the automation degree, precision and efficiency of junction box assembling are remarkably improved, the product reject ratio is reduced, and reliable guarantee is provided for efficient and stable automatic batch production.

The invention relates to the technical field of offshore oil engineering, in particular to an internal plastic-coated pipeline connecting component which comprises a base body, the base body is a pipe section with the same wall thickness as a connecting pipeline, and a part of the inner wall of the pipe section is provided with a 3mm nickel-based alloy surfacing layer and extends to the other end of the pipe section. A clamping mechanism used for clamping the base body for welding is installed on the outer wall of the base body, an inner plastic-coated pipeline connecting component is arranged, and one end, without a 3mm nickel base alloy layer, of the component is welded with a single pipe to be subjected to plastic coating in a prefabrication stage, which means that the welding work can be carried out in a more stable and controllable environment, so that the welding quality is improved, and the production efficiency is improved. The end, without the 3mm nickel-based alloy layer, of the component is welded with the single pipe to be coated with plastic in the prefabrication stage, which means that the welding work can be carried out in a more stable and controllable environment, so that the welding quality is improved.

The invention discloses an automatic welding device of an intelligent welding robot, and relates to the technical field of automatic welding, the automatic welding device comprises a base, a mechanical arm fixedly arranged on one side of the upper portion of the base and a welding head fixedly arranged at the output end of the mechanical arm, and the output end of the mechanical arm is fixedly provided with a connecting seat; a dust collecting hopper is fixedly installed at the end of the connecting base, a welding head is fixedly connected to the interior of one end of the connecting base and located in the middle of the inner side of the dust collecting hopper, a dust suction assembly is fixedly installed on the other side of the upper portion of the base, and a dehumidification pipe is arranged on the side face of the connecting base and rotates on the side face of the connecting base. The dust collection assembly comprises a dust storage box fixedly installed on the other side of the upper portion of the base and a fan fixedly installed on the upper portion of the interior of the dust storage box. High-temperature gas is guided into the dehumidification pipe from the gas outlet pipe at a high speed through the fan, dust, impurities and the like on the surface of a workpiece are conveniently removed, the workpiece and the surrounding environment of the workpiece are conveniently heated, and the humidity of the workpiece and the surrounding environment is reduced.

The invention discloses a frame beam assembly welding method and a welding fixture, and relates to the field of frame beam assembly welding. The frame beam assembly welding method is as follows: S1, mechanical cleaning and chemical cleaning; S2, placing the automobile frame beam assembly on a welding platform for semi-automatic arc welding; S3, monitoring the welding process through an intelligent welding monitoring system; S4, cleaning the surface of the automobile frame beam assembly after welding; S5, performing quality inspection on the weld; S6, recording the inspection results, issuing an inspection report, and polishing and painting the weld according to the inspection report. The invention can solve the problems of unstable welding quality, difficult positioning, cumbersome operation and potential safety hazards in the welding process by mechanically cleaning and chemically cleaning the automobile frame beam assembly and then placing the automobile frame beam assembly on a welding platform for semi-automatic arc welding.

This utility model relates to the technical field of gun necks for robotic air-cooled welding guns, and discloses a gun neck for a robotic air-cooled welding gun, including an inner gun neck tube. A nozzle is fixedly connected to the front end of the inner gun neck tube, and an outer gun neck tube is fixedly connected to the outer wall of the inner gun neck tube. An anti-spatter assembly is provided on the outside of the nozzle. The anti-spatter assembly includes a sleeve, a connecting block, and a fixing cylinder. A slider is fixedly connected to the outer wall of the nozzle. Through the anti-spatter assembly, the inner wall of the sleeve fits against the outer wall of the nozzle, blocking welding spatter and preventing it from adhering to the nozzle surface and causing blockage. This ensures the stability of the welding arc and shielding gas, improves welding quality, and allows for quick disassembly of the sleeve along the slider and slide rail. This facilitates cleaning and replacement, reduces maintenance time and downtime.