1036 results about "Welding torch" patented technology

The embodiment of the invention provides a real-time collection method and system for welding heat input, and the method comprises the steps: sensing the displacement movement of a welding gun or a welding wire through a diffuse reflection photoelectric switch array installed on the surface of a pipeline, and generating a corresponding pulse trigger signal; current data and voltage data of a welding loop are sensed through a Hall sensing system, and corresponding analog electric signals are generated; synchronously acquiring the pulse trigger signal and the analog electric signal through a multi-channel data acquisition device, and converting the analog electric signal into a digital signal with a timestamp; real-time welding speed data are calculated according to the time sequence of the pulse trigger signals and the preset space geometrical relation of the diffuse reflection optoelectronic switches; performing multi-stage filtering processing on the current data and the voltage data; a unified timestamp is determined, and time sequence matching is conducted on the filtered current data, the filtered voltage data and the filtered welding speed data based on the unified timestamp; and calculating to obtain a welding heat input value.

The utility model discloses an electrode holder clamping device which comprises a fixing plate and a static arm fixedly connected to the fixing plate, and the end, away from the fixing plate, of the static arm is fixedly connected with a static electrode. A linear driving device is clamped between the fixing plates, the driving end of the linear driving device is connected with an electrode connecting rod, and one end of the electrode connecting rod is fixedly connected with a movable electrode; a guide pin is fixedly connected to the side wall of the electrode connecting rod, a guide groove is formed in the fixing plate, and the guide pin is inserted into the guide groove in a penetrating mode. The linear driving device comprises a connecting flange, a pin shaft is fixedly connected to the side wall of the connecting flange, an arc-shaped groove is formed in the fixing plate, the pin shaft is inserted into the arc-shaped groove in a penetrating mode, and the pin shaft swings along the arc-shaped groove in the welding process so that the moving electrode swings along with deflection of a workpiece to be kept coaxial with the static electrode. According to the utility model, the movable electrode and the static electrode are kept in a coaxial state before welding and during pressurized welding, so that welded workpieces are kept in good contact, and the welding quality is improved.

The utility model discloses automatic welding equipment for the end face of a spiral plate, which relates to the technical field of welding, aims to solve the technical problem that the welding path of a spiral plate heat exchanger is single, and comprises a base, a rotating mechanism, a control operation cabinet, a cross module mechanism, a laser tracking sensor and a composite welding holder. The composite welding holder is composed of a bearing table, an indexing assembly and an execution assembly, the indexing assembly can provide two working modes of continuous rotation and intermittent rotation, and the execution assembly drives the welding gun to be overlapped on a reference spiral track to form a wavy spiral welding track and a bevel spiral welding track. Automatic welding of two kinds of high-performance welding seams is achieved through one set of equipment, the anti-fatigue advantage of a wave-shaped track and the high-strength characteristic of a bevel-shaped track are both achieved, stress distribution of the welding seams is effectively improved, and welding quality, efficiency and equipment universality are remarkably improved.

The invention discloses a welding power supply extension module integrating arc voltage tracking and welding machine control functions and a welding control method, and belongs to the technical field of electric arc welding. In order to solve the problems that arc voltage tracking and welding machine control are mutually independent and cannot cooperate in real time in the existing TIG welding process, so that the welding process is tedious in operation and unstable in quality, the system comprises a core processor for executing an arc voltage tracking control algorithm and a welding parameter adjusting algorithm; the signal conditioning circuit is used for collecting and conditioning a current signal and a voltage signal output by the welding power supply; the welding power supply control module is provided with a plurality of interface circuits used for being connected with welding power supplies of different interface types; the core processor receives state information of the welding process through the high-speed communication module and generates a first control instruction used for adjusting output parameters of a welding power source and a second control instruction used for adjusting the height of a welding gun according to the state information and current signals and voltage signals collected by the signal conditioning circuit. The method is used for electric arc welding.

The invention relates to an automatic welding seam extraction and path planning system for a welding robot. The automatic welding seam extraction and path planning system comprises a three-dimensional model analysis module, an automatic welding seam extraction and feature calculation module, a welding key point and welding gun posture generation module, a path planning and reachability verification module and a data output and state management module. The welding seam automatic extraction and feature calculation module automatically identifies a welding seam based on a geometric topological relation and extracts geometric and topological features of the welding seam; the welding key point and welding gun posture generation module generates a welding path point, an arrival point, a departure point and a touch locating point according to the welding seam characteristics, and calculates a corresponding welding gun space posture; the path planning and reachability verification module performs multi-constraint verification on the executable performance of the welding path; and the data output and state management module is used for uniformly managing and outputting the welding path and the multi-state judgment result thereof. The system is high in welding path performability, high in adaptability to complex structures, high in system expandability, high in engineering efficiency and high in practicability.

The invention relates to the technical field of welding control, in particular to a welding control method and system for a tank body welding machine. The method comprises the steps that in the arc starting stage, the change rate of contact resistance is calculated in real time, when the change rate is larger than a preset change rate threshold value, main welding current is switched, a welding wire is drawn back to complete arc starting, and in the steady-state welding stage, the reference height of a welding gun is calculated based on the rotation angle of a tank body and pre-stored weld joint contour data; performing fast Fourier transform on the arc voltage, calculating an arc form factor, weighting deviation between the target arc voltage and the arc voltage by using the arc form factor to obtain a welding gun height compensation amount, generating a wire feeding speed regulation factor based on the arc form factor, and regulating a reference wire feeding speed to obtain a welding gun height compensation value; and the welding gun reference height and the welding gun height compensation amount are superposed to generate a welding gun height instruction. According to the scheme, arcing can be accurately controlled, the reliability of height tracking of the welding gun and the self-adaptive wire feeding speed are improved, and the welding seam quality is improved.

The present disclosure provides a torch type detection system comprising a torch detector (410) configured to detect a type of torch (400) coupled to a control unit (492) via an umbilical (450), and a controller (480) configured to store predefined operational parameters associated with different torch types and to apply the predefined operational parameters upon detection of a corresponding torch type. The torch detector (410) comprises an electronic sensor configured to detect a unique identifier associated with the torch (400), wherein the unique identifier comprises an RFID tag, barcode, or electrical contacts. The predefined operational parameters include laser power range, wobble functionality, or gas flow control. The controller (480) is configured to lock or unlock laser system features based on the detected torch type.

The invention belongs to the technical field of fixing fitting machining, and provides copper bus fixing fitting welding equipment which comprises a base, mounting seats are arranged on the two sides of the top of the base, an arc-shaped mounting frame is arranged above the mounting seats, a top plate and a bottom plate are movably connected to the top and the bottom of the mounting frame correspondingly, and a welding gun is arranged below the bottom plate; a telescopic assembly is arranged between the welding gun and the bottom plate, an adjusting assembly is arranged at the joint of the top plate and the mounting frame and the joint of the bottom plate and the mounting frame, and a rotating assembly is arranged at the joint of the mounting frame and the mounting base. By arranging the telescopic assembly, the adjusting assembly and the rotating assembly, the device can adjust the height, the transverse angle and the vertical angle of the welding gun, and therefore the device can be suitable for welding work of fixing fittings of different sizes and models.

The utility model discloses a gear box planet carrier automatic welding frock, include: the processing platform, the one side fixed setting of processing platform has the lifting plate, is set up with the installation groove on the processing platform, its characterized in that: the rotating component of rotating planet carrier is arranged in the installation groove, the fixed ware is fixedly arranged on the rotating component, the fixed component for fixing planet carrier is arranged in the fixed ware, the utility model discloses a rotating component drive fixed ware uniform speed rotation planet carrier, and the automatic welding torch is realized continuous even welding, and the welding quality and efficiency are significantly improved, the welding frame position and its own length are adjusted through the electric slide rail, and the clamping plate and electric cylinder are locked in cooperation with the motor drive of fixed component, realize the quick positioning of different specifications planet carrier and the high stability clamping, and the equipment versatility and automation level are greatly enhanced.

This invention discloses a positioning fixture and welding method for welding landscape bridges, mainly relating to the technical field of welding devices. It includes a first base plate and a second base plate, each with several L-shaped blocks. A first sliding rod is slidably connected to each L-shaped block, and several arc-shaped plates are provided at the ends of the first sliding rods. A first spring is provided between the arc-shaped plates and the L-shaped blocks. It also includes fixing plates symmetrically arranged at both ends of the first base plate and used in conjunction with the second base plate. A first sliding plate and a second sliding plate are slidably connected to the first and second base plates, respectively. The first and second sliding plates are slidably connected, and a first welding torch is mounted on the first sliding plate. Furthermore, it includes a third sliding plate detachably connected to the first sliding plate, and a second welding torch is mounted on the third sliding plate. The beneficial effects of this invention are: solving the problem of low on-site construction efficiency in existing landscape bridge welding, improving the efficiency and quality of landscape bridge welding, and reducing the labor intensity of workers.

The present invention provides a welding torch having a thumb rest surface that allows the worker's thumb to be stably placed. [Solution] In this welding torch 1, when the main body 20 is viewed from the side, with one end facing the front and the other end facing the rear, the side on which the thumb rest surface 40 is provided facing the upper side and the side on which the torch switch 30 is provided facing the lower side, a grip 21 is provided on the rear side of the torch switch 30 that is curved upward. The thumb rest surface 40 is located on the front side of the upper surface 22 of the main body 20 and includes an inclined surface that gradually slopes upward toward the front. The front end L2 of the thumb rest surface 40 is located in front of the front switch portion 30S of the torch switch 30, and the rear end L1 of the thumb rest surface 40 is located behind the front switch portion 30S of the torch switch 30.

The application discloses a kind of automatic welding device of forging, belong to welding equipment field, a kind of automatic welding device of forging, including workbench, further include: material supporting mechanism, the material supporting mechanism is provided with two, two the material supporting mechanism is symmetrically distributed in the top surface both sides of workbench, the material supporting mechanism is used to support the lifting support of forging;Welding torch, the welding torch is set to one side above the material supporting mechanism;Welder, the welding machine is set to one side of the welding torch, the welding machine is used to realize the welding treatment of forging with welding torch;Transfer mechanism, the transfer mechanism is set to one side of the top surface of workbench, one side of the transfer mechanism is connected with the welding torch, and the welding machine is located one side of the top surface of the transfer mechanism.The whole welding process of the application does not need too much participation of personnel, can guarantee to reduce the labor intensity of worker, can guarantee the efficiency of forging welding.

An example welding torch includes: a handle piece that is electrically and mechanically connected to the torch head on a first end of the handle piece; a power supply connector configured to be coupled to a welding power supply on a first end of the power supply connector, wherein at least one of the handle piece or the power supply connector are a single piece; a welding cable that is electrically and mechanically connected to both a second end of the handle and a second end of the power supply connector; a first cover over the torch head, the handle piece, and a first portion of the welding cable connected to the handle piece; and a second cover over the power supply connector and a second portion of the welding cable connected to the power supply connector.

This invention provides a laser welding machine for repairing galvanized steel pipes, relating to the field of laser welding machine technology. It includes a welding station and a laser welding torch, the laser welding torch being movable on the welding station. The machine also includes a butt clamping mechanism, a welding pool, a pre-weld treatment mechanism, and a gas flow treatment mechanism. Two clamping platforms are slidably connected to the welding station, and these platforms can drive the galvanized steel pipe to rotate. The welding pool is located on the welding station between the two clamping platforms. The pre-weld treatment mechanism can perform grinding pre-treatment on the area of ​​the galvanized steel pipe to be welded. The gas flow treatment mechanism consists of clamping arm assembly one and clamping arm assembly two, rotatably connected to both sides of the pre-weld treatment mechanism. During welding, clamping arm assembly one and clamping arm assembly two can clamp the welding position of the galvanized steel pipe and use gas flow to carry away zinc vapor from the molten pool. This solves the technical problem in related technologies where zinc metal on the surface of galvanized steel pipes evaporates into zinc vapor during welding, affecting welding quality.

The application discloses a V-shaped groove weld deviation detection method based on a YOLO model and groove reconstruction in the field of welding. First, a single YOLO model is trained to synchronously identify and intercept the left and right edge windows of a groove and the center window of a welding torch in a globally collected image of a welding area. Second, the groove edge window image is subjected to a gray scale transformation and a local adaptive threshold method, and the left and right edges of the groove are reconstructed in combination with a random sample consensus algorithm and a multi-level rollback mechanism. Then, the center of the groove is located by a midpoint recursion method based on the reconstructed groove edge, and the center of the welding torch is determined according to the center window of the welding torch. Finally, the deviation between the center of the groove and the center of the welding torch is calculated, and a two-level filtering mechanism combining Kalman filtering and moving average filtering is adopted to obtain a stable weld deviation value. The synchronous positioning of the double groove edges is realized by a single model, the arc light interference is effectively inhibited by combining the local adaptive threshold and the reconstruction method, and the robustness and precision of the weld deviation detection are improved.

The present disclosure provides an apparatus for mounting a welding torch to a robotic arm, comprising a mounting body having a torch connector for holding the welding torch and an arm connector for coupling the mounting body to the robotic arm, and one or more cameras integrated into the mounting body, the one or more cameras configured to capture images of the active welding area at the bottom end of the welding torch from two or more angles to generate a three-dimensional view of the weld seam.

The utility model provides a kind of welding equipment, including mobile robot, welding adjusting device, welding torch and wire feeder, welding adjusting device is installed in mobile robot, for adjusting the position of welding torch and wire feeder;Wherein, welding torch is replaceable, tungsten needle structure, driving assembly and limiting component are all installed in gun main body, driving assembly and tungsten needle structure are movably connected, to make the tip of tungsten needle structure swing in the process of revolution.In the present scheme, mobile robot can adjust welding adjusting device, improve the degree of freedom of welding torch and wire feeder;Driving assembly and limiting component jointly act, make the tip of tungsten needle structure swing when it revolves, destroy the surface tension of liquid solder at weld, expand the welding area of single welding, improve welding efficiency;At the same time, so set, rotating arc evenly distributes heat, reduces welding defect, improves weld strength.

A torch assembly for additive manufacturing is described. The torch assembly can apply at least two arcs surrounding a feed wire during an additive manufacturing process. The additional arc provides better shielding functions during the process.

The invention discloses a to-be-welded weld center track real-time labeling method based on bidirectional edge enhancement and geometric constraint fitting, and relates to the technical field of automatic auxiliary welding. The method comprises the following steps: performing directional gradient edge enhancement on a weld image, fusing with an original image, and inputting into a deep learning network to extract an edge; candidate line segments are obtained through Hough transform, and effective weld boundary pairs are screened out based on groove width and parallelism constraint; calculating midpoints of the boundary pairs to form a central point set, and performing cubic B-spline curve fitting to obtain a smooth trajectory; and finally, the fitting track and the real-time deviation between the fitting track and the welding gun are displayed in an augmented reality mode in an overlapping mode. According to the method, the robustness and accuracy of welding seam edge extraction under complex interference are remarkably improved through directional enhancement and geometric constraint, and accurate extraction and visual interaction of a welding seam center track are achieved through high-precision curve fitting and AR visualization.

The invention belongs to the technical field of welding, and particularly relates to a bottoming layer welding method. The bottom layer welding method comprises the steps that an argon tungsten-arc welding wire is held by a hand, and the projection of the argon tungsten-arc welding wire and the projection of a welding seam are overlapped in the thickness direction of a workpiece; holding an STT root welding gun by hand, and aligning the STT root welding gun with the head part, positioned in the welding seam, of the argon tungsten-arc welding wire; an STT root welding gun is started, and the STT root welding gun is operated by adopting a zigzag bar manipulation method; and the STT root welding gun conducts welding from the head of the argon tungsten-arc welding wire to the tail of the argon tungsten-arc welding wire, and meanwhile, the argon tungsten-arc welding wire is fed into the welding seam. According to the bottom layer welding method, the welding efficiency and the welding quality can be improved.

The utility model discloses a kind of anti-dazzling board welding tool, it is related to anti-dazzling board processing equipment technical field, including workbench, jig one and jig two are installed in workbench, workbench is additionally installed with auxiliary alignment mechanism, auxiliary alignment mechanism includes trackball, connecting rod, connecting seat, link plate, moving seat, guide rod and spring, trackball is additionally connected with connecting rod, connecting rod bottom end is connected with connecting seat, connecting seat is fixedly sleeved with welding torch outside, connecting seat side is connected with link plate, link plate inside sliding insertion guide rod one end, guide rod other end is fixedly connected with moving seat, spring is set on guide rod outside.The utility model in the present application, through trackball, connecting rod, connecting seat, link plate, moving seat, guide rod and the auxiliary alignment mechanism of spring composition, can be along with welding torch and move stably along the special-shaped edge of anti-dazzling board, reduce the situation of appearing virtual welding appears;Trackball can be set multiple sizes to replace, reach matching different curvature's anti-dazzling board of reverse S shape.

The utility model discloses a welding device for diamond blade production, which comprises a case, a first sliding seat connected to the case, a second sliding seat connected to the first sliding seat, a base plate fixed on the second sliding seat, a first positioning column connected to the center of the base plate, and an external spline arranged on the periphery of the first positioning column. A plurality of positioning mechanisms which are circumferentially distributed are arranged on the periphery of the chassis; a machine frame is connected to the machine box, a box body is connected to the machine frame through a lifting mechanism, a rotating column is rotationally connected to the bottom face of the box body, a driving mechanism for driving the rotating column to rotate is arranged in the box body, a U-shaped base is connected to the lower end of the rotating column, a second positioning column is connected to the bottom face of one end of the U-shaped base, and the circle center of the second positioning column is aligned with the circle center of the rotating column. A mounting frame is connected to the U-shaped base through a second left-right displacement mechanism, and a welding gun is mounted on the mounting frame. The rotating column is driven to rotate to drive the U-shaped base to rotate, so that the welding gun rotates with the second positioning column as the circle center, diamond cutter teeth are welded to a blade one by one, and the welding efficiency is greatly improved.

1. The name of the design product: manual welding gun (GMD1). 2. The use of the design product: for manual welding of welding studs. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model relates to a sphere surface spray welding device for a ball valve, which comprises a rotating machine, a clamping assembly and a welding gun, the clamping assembly is connected with the rotating machine, the sphere surface spray welding device further comprises an arc-shaped moving mechanism, the arc-shaped moving mechanism comprises an arc-shaped guide rod, a moving block and a driving block, the arc-shaped guide rod is arranged around the clamping assembly, and the arc-shaped guide rod is arranged around the moving block. The welding gun is connected with the moving block, and the driving block drives the moving block to move on the arc-shaped guide rod along the arc-shaped guide rod. The utility model provides the spray welding device which is used for more uniform spray welding on the surface of the ball body of the ball valve.

The utility model relates to an automatic steel cabinet welding device capable of avoiding relative position deviation of plates. The supporting column is arranged on the upper end face of the bottom plate; a connecting rod is arranged on one side of the transverse plate placing seat, the connecting rod is rotationally connected with the supporting column, and first supporting pads are arranged on the two sides of the transverse plate placing seat; the connecting rod is sleeved with the vertical plate limiting seat, the vertical plate limiting seat surrounds the outer side of the transverse plate containing seat, a plurality of electric push rods are arranged on the side face of the vertical plate limiting seat, and second supporting pads are arranged on the sides, close to the first supporting pads, of the electric push rods; the welding mechanism comprises a pair of sliding frames arranged on the upper end face of the bottom plate, a sliding seat with the two ends in sliding connection with the pair of sliding frames, and a welding gun assembly in sliding connection with the sliding seat. The device not only enables the welding work to be more convenient and labor-saving, but also can avoid the situation that the steel plate shakes, deviates and the like to affect the welding effect.

This application relates to the field of welding auxiliary equipment technology and discloses a tooling for angled fillet welds on tube sheets, including an annular seat and a tube sheet component. A vertical plate is mounted on the annular seat via a sliding structure. A rotating shaft is rotatably connected to the outer wall of the vertical plate. A connecting frame is fixedly connected to one end of the rotating shaft. Two fixing rings are fixedly connected to the outer wall of the connecting frame. A threaded connector is fixedly connected to the bottom outer wall of the mounting cylinder. A tooling positioning head is threadedly connected to the outer wall of the threaded connector. An angle adjustment mechanism is installed on the outer wall of the vertical plate. In this invention, the angle adjustment mechanism can precisely adjust and stably maintain the welding torch angle, avoiding fluctuations in the welding torch angle due to the welder's lack of skill. This reduces problems such as unstable current output and heat input differences caused by angle changes, thereby reducing the probability of abnormal cooling rate of the molten pool, reducing welding defects such as incomplete penetration, and improving the welding quality of fillet welds, enhancing the performance and service life of welded components.

The present application relates to welding device technical field, specifically propose a kind of crane accessory welding device, including surface assembly with welding torch's semi-enclosed protective cover, the both sides of the protective cover are provided with the through slot for providing welding slag to pass, the position of the one side of the protective cover higher than through slot is provided with feed inlet, the position of the feed inlet is equipped with the suction tube of negative pressure;The present application is rotatable by the combination of protective cover and sealing straight plate, sealing arc plate and sealing angle plate, can always keep a self-adapting, conforming dynamic closed space with workpiece surface during welding torch movement, the design can effectively block welding agent to slide on various inclination and curvature groove, ensure that electric arc and molten pool are always under the sufficient coverage and protection of welding agent, while the whole environment is in relatively sealed state, can effectively solve the defects such as porosity, slag inclusion and arc drift caused by incomplete coverage of welding agent, make that weld forming is beautiful, internal quality is stable and reliable.

The utility model discloses a follow-up robot welding gun cable support device, and belongs to the technical field of robot welding. The cable support device is installed on the robot and comprises a shaft sleeve, a supporting piece and a support. The supporting piece is arranged on the top of the support. The shaft sleeve is movably connected to the interior of the supporting piece, arranged on the welding gun cable in a sleeving mode and used for conducting angle adjustment along with the welding gun cable. The welding gun cable is sleeved with the shaft sleeve, the shaft sleeve rotates and adjusts the angle along with the welding gun cable in a following mode, the welding gun cable is made to be in a smooth state all the time, and the stability of wire feeding is guaranteed.