171results about "Welding protection means" patented technology

The invention provides an underwater welding robot which comprises two clamping mechanisms arranged in a spaced mode. The adjusting mechanisms are used for adjusting the distance between the two adjusting mechanisms; the water retaining mechanism is used for moving the annular water retaining cavity to a welding position so as to reduce the influence of water flow on welding equipment; and a vision controller. According to the underwater welding robot, the two clamping mechanisms are arranged, one clamping mechanism can be clamped on a pipeline needing to be connected and convey the pipeline to the water along with the pipeline, and the other clamping mechanism is clamped on the underwater pipeline after conveying the pipeline to the water along with the pipeline; the adjusting mechanism is arranged, so that the distance between the two clamping mechanisms can be adjusted; a water retaining mechanism is arranged, so that an annular water retaining cavity can be moved to a welding position to reduce the influence of water flow on welding equipment; and the visual controller is arranged, the pipeline connecting position can be determined underwater, the influence of water flow on welding is avoided through the water retaining mechanism, and the welding precision is high, adaptability is good, and practicability is good.

The present invention relates to a high-alloy large-diameter pipeline welding method and an argon filling protection device thereof, which comprises: a V-shaped air chamber, an electromagnet and a power cord; the V-shaped air chamber as a whole is an arc-shaped structure matching the pipeline, and the two ends of the V-shaped air chamber are not connected. The cross-sectional structure of the V-shaped air chamber comprises a V-shaped portion, a first side edge, a second side edge and a shaping strip, the first side edge and the second side edge are respectively connected to the left and right sides of the upper edge of the V-shaped portion, and the first side edge and the second side edge are both perpendicular to the vertical center axis of the V-shaped portion. The shaping strip is an arc-shaped structure with the same curvature as the first side edge and the second side edge, and is fixed on the lower surface of the side edge. A plurality of electromagnets are evenly fixed on the lower surfaces of the first side edge and the second side edge, and each electromagnet is connected to a power cord. The device can effectively solve the problem that a special air chamber needs to be made for GTAW back-side argon filling welding of large-diameter pipelines, and argon needs to be continuously provided, which is easy to block the valve during the operation of the unit.

The electric welding machine comprises the base, a protection box fixedly installed on the upper portion of the base, a top cover arranged on the upper portion of the protection box, an electric welding machine body arranged in the protection box, processing pipes fixedly installed on the two sides of the electric welding machine body, a bottom plate arranged in the base and a connecting assembly arranged on one side of the base. The connecting assembly comprises a protection mechanism arranged on the upper portion of the base, a cleaning mechanism is arranged on the upper portion of the base, a moving mechanism is arranged at the bottom of the base, a first positioning block is fixedly connected with the filter plate, and a clamping rod movably penetrates through the processing pipe and is clamped with a clamping groove. The ends, away from the mounting frame, of the first springs are fixedly connected with limiting blocks. The problems that an existing device does not have a protection effect, an electric welding machine is installed on the upper portion of a base and is prone to being damaged by external force, and therefore the service life of the electric welding machine is affected are solved.

The present disclosure relates to a welding information providing apparatus.The welding information providing apparatus includes a body provided to be wearable by a user, a camera unit including a first camera mounted on the body and configured to image a welding site in which welding work is not in progress to acquire a video frame and a second camera mounted in a position different from the first camera and configured to image a welding site in which welding work is in progress to acquire a video frame, a video generating unit configured to generate and provide a processed image based on the video frame acquired by the first camera or the second camera, and a display unit configured to display the processed image provided from the video generating unit to the user.

A welding spatter protection device has a support structure, a movable structure delimiting a first internal cavity by internal side walls and movable by a first actuator between a lowered position, in which the first internal cavity is placed astride a welding zone, and a raised position, in which the first internal cavity is moved away from the welding zone, and a cleaning system having a scraper. Two second internal side walls interconnect two first internal side walls defining two concentric cylindrical surfaces. The scraper is connected to the movable structure by a support arm actuatable by a second actuator. Circumferential ends of the concentric cylindrical surfaces at an inlet mouth and at an internal stop position are radially aligned so that the scraper is always in contact with the concentric cylindrical surfaces, oriented so that a radially outermost cylindrical surface extends beyond the bottom wall, defining a shielding appendage.

The invention relates to the technical field of steel bar welding, and discloses building steel bar welding equipment which comprises a shell, a first fixing plate is fixedly connected to the front end of the shell, a first sliding block is fixedly connected to the outer wall of the shell, a hollow plate is fixedly connected to the top of the shell, and a first sliding groove is formed in the inner wall of the hollow plate; a first sliding groove is formed in the outer shell, a pushing assembly is movably connected to the inner wall of the first sliding groove, a movable plate is movably connected to the inner wall of the outer shell, and a bottom plate is fixedly connected to the bottom of the movable plate. In this way, after the deflection assembly rotates, the reinforcing steel bar extending upwards can be in a vertical state, the moving range of the deflection assembly is limited through the second penetrating groove and the first sliding block, it is ensured that the reinforcing steel bar does not deviate in the descending process, the position of the reinforcing steel bar is ensured, and the welding effect of equipment is improved.

The invention relates to an apparatus and a method related to detecting a silent electrical arc. The apparatus comprises an automatically dimming LCD element and circuitry for controlling the automatically dimming LCD element. A light detector detects an incident light intensity as a function of time and generates a detection signal based on the detected incident light intensity. Signal processing circuitry processes the detection signal to generate a silent electrical arc indication signal indicating a presence of a silent electrical arc when an amplitude of the detection signal in a predetermined frequency range characteristic of a silent electrical arc is above a predetermined threshold. Circuitry for activation activates dimming of the automatically dimming LCD element when the silent electrical arc indication signal indicates a presence of a silent electrical arc.

A welding network includes processing electronics responsive to a welding scene for providing information related to the welding scene.

The present application relates to the technical field of water boiler welding, in particular to a kind of water boiler heating cavity automatic welding equipment, including collaborative robot, control cabinet and positioning workbench, the collaborative robot is located between collaborative robot and positioning workbench, the positioning workbench is used to place heating cavity main body, one end of the collaborative robot is equipped with welding unit;The welding unit includes floating joint, one side of the floating joint is fixedly connected with support plate, the side away from the floating joint of the support plate is equipped with argon arc welding gun;The present application can make connecting block freely move in rectangular groove by the setting of limiting rod and adjusting rod, at the same time, it can make guide wheel freely move, when guide wheel is contacted with heating cavity main body, it can adjust its position by freely moving, and it is clamped by the resilience of first spring and second spring when being contacted with heating cavity main body, when there is protrusion and depression on heating cavity main body, it also does not occur suspended or collision.

Proposed are a camera unit and a welding information providing apparatus including the same. The camera unit may include a camera module configured to obtain a welding image frame in a welding operation area according to photographing conditions. The camera unit may also include an illuminance sensor configured to detect an intensity of light within the welding operation area. The camera unit may further include a controller configured to determine, based on the intensity of light detected by the illuminance sensor, an operation mode of the camera module to be one of a first mode or a second mode, and change photographing conditions of the camera module to preset photographing setting values according to the determined mode.

The invention relates to a component for an electrically operated arc torch, in particular a plasma burner or plasma cutting torch, characterised in that the component or at least a part or a region of the component consists of a material comprising aluminium oxide and at least one of the chemical elements silver and copper.

The invention discloses a high-altitude steel structure welding windproof cover and a welding method, and aims to solve the problems that according to a high-altitude welding windproof scheme, disassembly and assembly are tedious, and the welding quality is difficult to guarantee. The windproof cover comprises an arch-shaped support, a horizontal support, a transparent coiled material, a wind speed measuring instrument and the like. The arch-shaped support is composed of an upper support, a lower support and a vertical support and is adsorbed to the surface of a steel structure through an adsorption piece. The horizontal support comprises a straight horizontal support and a bent horizontal support, and the included angle of the bent horizontal support can be adjusted through a middle hinge structure. The transparent coiled material can be connected with the arch-shaped support in a hanging mode through the hook, and windproof spaces with different sealing degrees are formed. The wind speed measuring instrument is used for monitoring wind speed in real time. The welding method comprises the following steps: arranging a plurality of arch-shaped brackets along the circumferential direction of the steel structure, erecting adaptive horizontal supports, vertically laying the middle coiled material, and selectively hanging the upper coiled material and the lower coiled material by combining data of a wind speed measuring instrument. The construction process is simplified, the efficiency is improved, the cost is reduced, and the green construction concept is met.

A welding torch (100) includes a torch main body (110), a torch holder (130), an operation switch (140), and a guard member (200, 200A). In the torch holder (130), a part of the torch main body (110) is accommodated, and the torch holder (130) is held by an operator. The operation switch (140) is arranged in the torch holder (130) and it is to be operated by the operator when the operator starts welding. The guard member (200, 200A) is configured to be attachable and removable in the vicinity of the operation switch (140) in the torch holder (130). While the guard member (200, 200A) is attached to the torch holder (130), in a direction of operation of the operation switch (140), a distance from a reference plane (135) of the torch holder (130) to a projection end (230) of the guard member (200, 200A) is equal to or longer than a distance from the reference plane (135) to a projection end (141) of the operation switch (140).

The invention relates to a component for an arc burner operating in an energized manner, in particular for a plasma burner or a plasma cutting burner, characterized in that the component or at least part or at least one region of the component is made of a material, the material comprises aluminum oxide and at least one of chemical elements silver and copper.

The present invention provides a protective device and method for argon arc welding of gas turbine inserts, including a welding protective tool, wherein the welding protective tool includes a base, a cover plate, an adjusting screw and a bottom pad, wherein the upper end of the base is an arc surface structure, the lower end of the base is connected to the cover plate, and an argon gas channel is provided on the base; one end of the adjusting screw is connected to the lower end of the cover plate; the free end of the adjusting screw is connected to the bottom pad; the present invention utilizes a protective device to ensure an accurate welding position, prevent internal welding defects and welding cracks, and improve labor production efficiency and processing quality.

Welding device (20) with a welding torch (10) for thermal joining of at least one workpiece, in particular for arc joining, preferably for arc welding or arc brazing, with a device (4) for determining and outputting the surface temperature of at least one area (3) of the welding torch (10), characterized in that the output, depending on the measured surface temperature, is additionally provided via an optical signal by means of a temperature visualization on the torch neck (6) of the welding torch (10) by means of thermochromatic material attached to the torch neck (6) of the welding torch (10).

The invention relates to a welding spatter protection device, a welding machine provided with such a welding spatter protection device, a method for shielding a welding spatter in such a welding machine, the welding spatter protection device comprising:-a support structure; -a movable structure defining a first inner protective cavity by means of a plurality of inner side walls and movable relative to the support structure by means of a first actuator between a lowered position, in use, in which the first inner cavity is placed across the weld zone, and a raised position, in use, in which the first inner cavity is placed across the weld zone. The first internal cavity moves away from the welding area; -a cleaning system for cleaning an inner side wall of said first inner cavity from welding spatter, the cleaning system comprising a wiper.

Welder's shield with AI includes a frame for mounting on a user's head; a camera mounted on the frame and directed forward toward welding zone, to obtain images of welding zone as video data; a display on an inner side of the frame; an optical device to enable the user to see the display; battery; processor receiving a video data from the camera; the processor running an AI application to process the video data; the processor displaying images on the display based on output of the AI application; the artificial intelligence application receiving the video data and detecting a welding arc in the welding zone using a pattern recognition algorithm; and the AI application modifying the video data to reduce an intensity of the welding arc in the images that are to be displayed on the display, without reducing an intensity of the rest of the images.

A high-temperature protection structure of a swing mechanism motor of an all-position automatic welding machine comprises a yaw driving motor, an aluminum heat dissipation plate, a stainless steel heat insulation plate and high-temperature cloth. Wherein the yawing driving motor is fixed on a base in the swinging mechanism, rotary motion is converted into reciprocating swinging motion of the swinging mechanism through the transmission part, and the stainless steel heat insulation plate is arranged between the yawing driving motor and a high-temperature area and is close to the side face of a shell of the yawing driving motor. The aluminum heat dissipation plate is arranged on the inner side of the bottom of the stainless steel heat insulation plate, is close to the lower portion of a shell of the yaw driving motor and is used for rapidly guiding out heat generated by the yaw driving motor, and the high-temperature cloth adheres to the inner side of the stainless steel heat insulation plate on the side face of the yaw driving motor. The yaw driving motor is further subjected to heat insulation; the stainless steel heat insulation plate, the aluminum heat dissipation plate and the high-temperature cloth form triple high-temperature protection for the yaw driving motor. According to the invention, conduction of welding heat to the motor is reduced, the service life of the motor is prolonged, and the effective working load of the motor is improved.

The present invention relates to synchronous automatic welding equipment for metal hose joints, and belongs to the technical field of metal hose manufacturing. The equipment includes a closed cavity unit, a welding gun positioning unit, an automatic blanking unit and a positioning rotary unit; the automatic blanking unit is located above the positioning rotary unit; the closed cavity unit is located at one end of the positioning rotary unit, and the welding gun positioning unit is located on one side of the positioning rotary unit. The present invention properly solves the problems of automatic and continuous blanking, feeding positioning, and rotary ring welding of metal hose joint assemblies; and on the one hand, with the help of a centering core rod, the outer limit of the joint assembly and the inner centering of the bellows are organically combined, so that the two can be accurately positioned; on the other hand, with the help of the membrane valve rubber sealing pad of the closed cavity unit, the two can be conveniently placed in the gas protection environment and removed after welding; as a result, the rapid batch welding of metal hoses can be efficiently completed, and the disadvantages of poor manual positioning accuracy and uneven welding ends can be completely avoided, ensuring the consistency of welding quality.

The invention discloses an arc welding device for an air-conditioning shell, and relates to the technical field of arc welding devices, comprising a box body and an argon arc welding body, wherein a strip opening is symmetrically opened on the top surface of the box body, a fixing plate is slidably arranged in the strip opening, a connecting shaft is rotatably arranged in the box body, a gear one and a gear two are respectively fixedly connected to the top and bottom of the connecting shaft, and a strip tooth plate two is arranged on the fixing plate; a bracket is fixedly connected to the top surface of the box body, a screw rod is rotatably arranged at the bottom of the bracket, a fixing assembly is arranged on the screw rod, and a gear three is arranged at the bottom of the screw rod; an electric push rod is installed in the box body, and a driving assembly is arranged at the telescopic end of the electric push rod; the invention realizes fixing the outer shell of the air-conditioning unit first by using the driving assembly and other auxiliary components, so as to avoid shaking when welding the foot of the outer shell of the air-conditioning unit, thereby causing misalignment of the foot welding, which is beneficial to the welding of the foot of the outer shell of the air-conditioning unit; then the foot is fixed on the outer shell of the air-conditioning unit, so as to improve the working efficiency of the foot welding.

The invention is related to welding helmets (100, 200, 510), systems (300), and kits providing real-time fume exposure monitoring and warning capability during an arc welding process. A welding helmet (100, 200, 510) configured to protect the head of a user during a welding process is configured with an intelligent warning apparatus and an air-sampling pick-up and output port. The air-sampling pickup and output port connects to a proximal end of an air sampling tube for sampling breathable air within the welding helmet (100, 200. 510), and a distal end of the air-sampling tube connects to an air-sampling in-take port of an external aerosol monitoring device (310). The intelligent warning apparatus communicates with the aerosol monitoring device (310) to receive air sample output data from the aerosol monitoring device (310), and to process the air sample output data to generate warning data and / or warning signals based on preset exposure level set points and / or exposure warning operating modes.

The connector welding device with the positioning and clamping functions comprises a smoke suction welding structure installed on a positioning and clamping structure, the smoke suction welding structure comprises a hollow installation body with the interior being of a hollow structure, and a plurality of protruding limiting blocks for relative adjusting and limiting are arranged on one side of the hollow installation body in a surrounding mode; meanwhile, the hollow mounting body penetrates through the mounting ring through a convex limiting block and is connected with a guide limiting groove formed in the mounting ring, fixing rods mounted on the connecting ring are sequentially arranged on the outer ring of the mounting ring, and a welding head welded to the connector is arranged in the connecting ring; and a through hole facilitating connection of the corrugated pipe is formed in the welding head through one side of the connecting ring in a penetrating mode, meanwhile, one end of the corrugated pipe is connected with the fan, the fan and the purification filter box are mounted through the mounting frame, and the purification filter box and the hollow mounting body are both mounted on the mounting table. And through the arranged fixing rods, the connecting, stress and supporting effects are achieved.

The present invention discloses a protective argon arc welding machine, including a protective cover for reducing the risk of condensed water around the cooling water pipe increasing the risk of electronic equipment; the protective cover is fixedly installed at the lower part of the inner part of the arc welding machine housing, and the protective cover is a rectangular cylindrical structure formed of flame-retardant plastic, and the rectangular cylindrical structure is used to separate the water outlet pipe, the water return pipe and the air outlet pipe in the arc welding machine housing from the electrical system in two independent spaces. In terms of structure, the present invention isolates the cooling system from the electrical system to prevent the interference of condensed water vapor on the colder pipes on the electrical system, so as to increase the service life of the electrical system; at the same time, the heat dissipation effect of the equipment is enhanced by setting a directional airflow channel.

The invention relates to the technical field of welding protection, in particular to a novel cavity type pipeline special welding ventilation protection device which comprises a shell, an air inlet inner pipe, an air outlet outer pipe, a pressure regulating valve, a reducer union, a sealing piece, a ventilation cushion, a flow meter, a barometer, a rotational flow assembly, an airflow valve and a cooler. The air inlet inner pipe and the air outlet outer pipe are integrated, the time and cost for specially manufacturing an air outlet tool are reduced, protective gas is released along the bottom of the device, air in a cavity is gradually extruded upwards along the bottom through the protective gas in a rotational flow state, the air in the cavity enters the device along the air outlet in the cavity, and the air outlet efficiency is improved. And then the air is exhausted out of the device along the air outlet outer pipe, the phenomenon that the air is not exhausted thoroughly is reduced, the ventilation cushion is matched with the sealing piece, so that the influence of air pressure on the sealing piece is reduced when the pipeline cavity is filled with the protective gas, the sealing effect is improved, and gas outside the pipeline cavity is prevented from permeating.

Disclosed example robotic welding systems include: a robotic manipulator configured to manipulate a welding torch; and a robot control system, comprising: a processor; and a machine readable storage medium comprising machine readable instructions which, when executed by the processor, cause the processor to, during a robotic welding procedure involving the robotic manipulator: prior to initiating an arc as part of the robotic welding procedure, identify an arc warning event; in response to the arc warning event, output at least one of a visual notification or an audible notification proximate to the robotic manipulator; and control the robotic manipulator to perform the robotic welding procedure involving initiating the arc using the welding torch.

The present invention relates to the field of welding technology, and particularly to a magnetic adsorption type longitudinal and circumferential seam welding back gas protection device, comprising: a fixed buffer assembly, a top magnetic adsorption assembly, and a bottom magnetic adsorption assembly; the fixed buffer assembly includes a fixed plate, a sliding unit, and a spring, the sliding unit is slidably mounted on the fixed plate, one end of the spring is connected to the fixed plate, and the other end is connected to the sliding unit; the top magnetic adsorption assembly includes a fixed shaft and a top magnetic seat, the bottom end of the fixed shaft is connected to the top magnetic seat, and the top end is connected to the sliding unit; the bottom magnetic adsorption assembly includes a bottom magnetic seat, a support rod, and a back gas box, one end of the support rod is mounted on the lower side of the bottom magnetic seat, and the back gas box is mounted at the other end of the support rod and can rotate a predetermined angle relative to the support rod. By means of this back gas protection device, the welding efficiency is improved, the cost is reduced, and the welding quality is enhanced.

A heat protecting shield (1) for a welding torch (20) comprises a first end (2) comprising a U-shaped groove (3) for receiving, at least partly, the welding torch (20) in such a manner that when the welding torch (20) is received in the U-shaped groove (3), a welding torch tip (21) is provided on one side of the heat protecting shield (1), which is the front side (13), and a welding torch handle (22) is provided on an opposite side of the heat protecting shield (1), which is the back side (14), in relation to the welding torch tip (21). The heat protecting shield (1) further comprises a second end (4) at an opposite end of the heat protecting shield (1) in relation to the first end (2), which second end (4) comprises a connecting portion (5) connecting the branch portions (6) extending on both sides of the groove (3) and a flexible portion (7) provided at least in an area of the connecting portion (5) enabling at least a part of the heat protecting shield (1) to bend in relation to the welding torch.

The invention relates to the field of welding devices, and discloses a cast iron ductile graphite pipe welding device with a protection structure, which comprises a base, a welding protection assembly is arranged in the middle of the top end of the base, the welding protection assembly comprises a supporting table fixedly mounted in the middle of the top end of the base, and a protection cylinder is fixedly mounted at the top end of the supporting table. A top groove is formed in the top end of the protection barrel, a top frame is fixedly installed at the top end of the protection barrel, a welding gun is arranged on the inner side of the top frame and located above the top groove, an air cylinder is fixedly installed at the top end of the top frame, the output end of the air cylinder is connected with the welding gun through a bolt, and pipeline clamping assemblies are arranged at the two ends of the protection barrel. The gap between the ends, needing to be welded, of the two cast iron nodular graphite pipes is located on the inner side of the protection barrel, meanwhile, a welding gun penetrates through the top groove from top to bottom to enter the protection barrel for welding, welding of the cast iron nodular graphite pipes is completed in the protection barrel, welding protection is achieved, and welding safety is improved.

The invention relates to the technical field of argon tungsten-arc welding protection covers, in particular to a telescopic protection cover for the reverse side of an argon tungsten-arc welding groove, which comprises a protection cover main body, the upper surface of the protection cover main body is fixedly connected with a first sealing edge strip, and the interior of the protection cover main body is slidably connected with an expansion cover; the bottom of the protection cover main body is provided with a supporting mechanism for conveniently supporting the protection cover main body and the extension cover, and an adjusting mechanism for conveniently adjusting and locking the extension length is arranged between the protection cover main body and the extension cover. According to the telescopic protection cover for the reverse side of the tungsten electrode argon arc welding groove, an expansion cover is slidably connected into a protection cover body, a first sealing edge strip and a second sealing edge strip are arranged on the upper surface of the protection cover body and the upper surface of the expansion cover correspondingly, and the second sealing edge strip is slidably connected into a sliding groove formed in the first sealing edge strip; therefore, the protection cover main body and the expansion cover can be attached and sealed with the welding test piece.