21results about How to "Reduce welding costs" patented technology

The application discloses a sheet type radiator and a welding method. The sheet type radiator comprises a collecting pipe, radiating fins and a spoiler. The spoiler is welded on both sides of the radiating fin, and the length of the spoiler is equal to that of the radiating fin. The radiating fin is slidably connected with the collecting pipe through tile pipes, and the adjacent two tile pipes are clamped. The welding method is as follows: the two ends of the radiating fin are welded with the tile pipes respectively, the spoiler is welded with the radiating fin, and the two tile pipes on the outermost side are welded with the collecting pipe after the tile pipes are installed on the collecting pipe. Only one spoiler is welded on one side of each radiating fin, and the two ends of the spoiler are welded with the radiating fin. The welding area is small, the welding cost is reduced, the production efficiency is improved, the spoiler is welded with the radiating fin first, then the radiating fin is connected with the collecting pipe, the interval between the adjacent two radiating fins is not limited, the welding is convenient, the firmness of the welding mark can be easily detected, and the overall quality of the sheet type radiator is effectively improved.

The present application belongs to welding process, and particularly relates to a narrow-gap all-position TIG automatic welding process. The narrow-gap all-position TIG automatic welding process comprises the following steps: 1) performing backing welding on a root bevel and a bottom of the bevel; 2) performing filling welding on a lower bevel and a groove, wherein the filling welding is single-layer multi-pass welding; and 3) performing covering welding on a top of the groove, wherein the covering welding adopts linear welding or oscillating welding. The present application has the following beneficial effects compared with the prior art: the groove of the narrow-gap automatic welding process is narrow, the filling amount of the welding deposited metal is small, and the welding cost is relatively low. The weld is lossless, and the pass rate of the physical and chemical detection is relatively high.

The utility model relates to titanium membrane and titanium alloy flange vacuum sealing welding technical field, especially to a kind of extremely thin titanium membrane and titanium alloy flange vacuum sealing welding structure, including titanium alloy flange, titanium alloy flange side is provided with titanium membrane, titanium alloy flange side away from titanium alloy flange is provided with titanium alloy pressure ring, titanium alloy flange and titanium membrane are connected by connecting mechanism one, titanium membrane and titanium alloy pressure ring are connected by connecting mechanism two, the both ends of titanium membrane are also provided with sealing ring, sealing groove is provided with sealing pad in the inside.The utility model solves titanium membrane and titanium alloy welding sealing, does not reduce the mechanical strength of titanium membrane, simultaneously shortens welding cycle, reduces welding cost, titanium membrane is matched thickness titanium alloy pressure ring in welding process, internal continuous argon protection in welding process, simultaneously by setting connecting mechanism one and connecting mechanism two, effectively improve the stability that titanium membrane is connected with titanium alloy flange and titanium alloy pressure ring respectively, to further enhance the firmness of welding.

This invention discloses a welding method for 9Cr-1Mo steel and 20MnMo steel. The welding method includes the following steps: S1, overlaying a transition layer; S2, cutting the transition layer; S3, machining the bevel of the transition layer side; and S4, butt-jointing the transition layer with the 20MnMo steel side. This welding method for 9Cr-1Mo steel and 20MnMo steel solves the problem of difficult welding of these two steels. Using alloy steel as the transition layer reduces welding costs, simplifies welding difficulty, and improves production efficiency.

The invention discloses a steel structure welding device which comprises a first supporting table, a second supporting table, an overturning auxiliary part, a limiting supporting part, a welding seam protection assembly, a steel plate overturning assembly and a welding gun. The overturning auxiliary part comprises a first overturning block, and a first limiting groove is formed in the first overturning block; the limiting supporting piece is slidably arranged on the second supporting table. The welding seam protection assembly is arranged on the first overturning block; the steel plate overturning assembly comprises an overturning support, a third electric telescopic rod, a winding piece and a magnetic block, the third electric telescopic rod is arranged on the overturning support, and the third electric telescopic rod is connected with the winding piece; the furling piece is arranged on the overturning bracket in a sliding manner; a rope is arranged on the magnetic block and is connected with the winding piece; and the welding gun is arranged on one side of the overturning bracket, so that the welding cost of the steel plate is reduced, and the overturning welding quality of the steel plate is ensured.

The utility model discloses a roller shell surfacing device which comprises a chuck, a baffle is arranged on the edge of the chuck in a sleeved mode, a plurality of installation grooves are formed in the bottom face of the baffle, a fan is fixedly connected in each installation groove, a collecting ring is detachably connected to the baffle, and grooves communicated with the installation grooves are formed in the collecting ring. Powder scattered on the edge of the chuck enters the groove through the fan, waste caused by the fact that the powder is sprayed out of the chuck and influences collection can be effectively avoided by arranging the baffle, the fan can adsorb the powder scattered on the edge of the chuck into the groove to be collected, and therefore waste of the powder is avoided, and the surfacing welding cost is effectively reduced.

This invention belongs to the field of solenoid valve technology, specifically providing a solenoid valve. The invention aims to solve the problem of high processing costs in existing solenoid valves. To this end, the solenoid valve of this invention includes a valve body, a valve core, and an elastic member. The valve body defines a first inlet / outlet, a second inlet / outlet, and a receiving cavity. The valve core is movably disposed in the receiving cavity, dividing the receiving cavity into an inlet / outlet communication area and an inlet / outlet isolation area, the inlet / outlet communication area being connected to the first and second inlets / outlets respectively. The elastic member is arranged in the inlet / outlet isolation area and includes a fixed ring fixedly connected to the valve body and multiple elastic arms fixedly connected to or integrally formed with the fixed ring. The elastic arms extend radially inward toward the valve core and abut against the valve core, so that the elastic member drives the valve core through the elastic arms to block the air passage between the first and second inlets / outlets. This invention reduces the processing cost of the solenoid valve.

The invention discloses a stainless steel composite plate welding method considering welding deformation control and welding efficiency. The stainless steel composite plate welding method comprises the following steps that (1) a stainless steel composite plate to be welded comprises a base layer and a composite layer; the base layer is carbon steel and the composite layer is stainless steel; (2) the two stainless steel composite plates to be welded are subjected to positioned welding assembly, the positioned welding assembly gap is controlled to be (0.2-0.3) b2 mm, and b2 is the thickness of the base layer; and (3) the stainless steel composite plate is welded, stainless steel composite plate welding seams comprise a base layer carbon steel welding seam, a transition layer stainless steel welding seam and a composite layer stainless steel welding seam, and each layer of welding seam only has one welding bead. The comprehensive welding quality (good corrosion resistance and mechanical property), welding deformation control, welding efficiency and cost of the stainless steel composite plate are considered; the method is suitable for connection of medium-thickness single-face stainless steel composite plates applied to the fields of petroleum, chemical engineering, light industry, ocean engineering, nuclear industry and the like.

The utility model relates to the technical field of welding automation, concretely is a kind of welding auxiliary device of adjusting flux supply quantity, the core technical effect of the device is reflected in two aspects of accurate feeding and efficient recovery, the design of cylinder drive baffle, lock pin positioning in feeding module, accurately control flux flow;Vibration module utilizes driving motor to drive cam to make conveying pipeline vibrate, ensure that flux is smoothly conveyed to welding interface, in the recovery aspect, the air pump of power module provides suction force for collection head, and excess flux is quickly recovered, and the filter screen in recovery pipeline effectively filters impurities, realizes flux purification and reuse, improves resource utilization, reduces welding cost.

The application discloses a hot air output device for a drying equipment, which comprises a peripheral plate assembly, a bottom surrounding plate assembly, a nozzle assembly and an inner connecting plate. The peripheral plate assembly comprises a top plate and side plates arranged on both sides of the top plate. The bottom surrounding plate assembly comprises a bottom plate connected with the side plates. The top plate, the side plates and the bottom plate enclose an air inlet cavity. The inner connecting plates are arranged between the two side plates and are distributed along the length direction of the bottom plate. The bottom of the inner connecting plate is inserted into the bottom plate, and the two sides of the inner connecting plate are respectively inserted into the two side plates. The nozzle assembly comprises an insertion slot and a nozzle. The two sides of the communication hole can be inserted into the insertion slot to form a connection. The application can stably connect, is not easy to deform, is convenient to assemble, and can save assembly time and processing cost.

This application relates to a fixing structure for an electric vehicle air switch and an electric vehicle, belonging to the field of electric vehicles. The fixing structure includes a seat, an air switch component, and an adapter bracket. The bottom wall of the seat has mounting holes and a snap-fit ​​assembly, with the snap-fit ​​assembly spaced apart from the mounting holes. The adapter bracket includes a first bracket and a second bracket, connected at an angle. The first bracket is detachably connected to the snap-fit ​​assembly, and the second bracket is opposite to the mounting holes. The air switch component is detachably connected to the second bracket and inserted into the mounting holes. The fixing structure for an electric vehicle air switch provided by this application solves the technical problems of high installation cost and poor installation accuracy of air switches in the prior art.

This invention belongs to the technical field of welding equipment, specifically disclosing an intelligent welding device for the steel frame track beam of a movable and retractable pedestrian overpass. The device includes a gantry frame with slide rails slidably connected to both ends of its bottom. A robotic arm is slidably connected to the bottom of the top of the gantry frame, and a welding head is rotatably connected to the bottom of the robotic arm. The robotic arm can drive the welding head to weld the steel frame track beam. A piston pump is fixedly connected to a crossbeam on one side of the gantry frame. A telescopic mechanism is fixedly connected to the top of the welding head, and a dry cleaning mechanism is fixedly connected to one end of the telescopic mechanism. The telescopic mechanism drives the dry cleaning mechanism to extend and retract. Through the coordinated operation of the telescopic mechanism, the dry cleaning mechanism, the wet cleaning mechanism, and the impurity collection mechanism, the welding device can automatically clean itself before and after welding, thereby reducing manual intervention, not delaying welding time, and improving welding efficiency.

This invention relates to the field of vacuum glass production and discloses a vacuum glass sealing device, including a worktable with multiple rows of synchronously rotating rollers, a positioning groove and a limiting groove located between the rollers, a positioning component for longitudinally positioning the glass in the positioning groove, and a limiting component for laterally limiting the glass in the limiting groove, as well as two liftable conductive probe assemblies and a pressure application component. This invention not only simplifies and reduces the cost of metal edge sealing of vacuum glass but also facilitates large-scale production. Therefore, this invention is of great significance for reducing vacuum glass production costs, minimizing environmental pollution, and expanding the application range of vacuum glass. This invention overcomes the shortcomings of traditional sealing methods, such as high sealing temperatures, complex processes, and stringent sealing conditions, improving the sealing quality and production efficiency of vacuum glass, and is suitable for widespread application.

The present application relates to the technical field of automobile differential, and particularly relates to an assembling method of a laser-welded differential assembly, a welding groove is formed along an axial direction at a connecting position of a main reduction driven gear and a differential housing, the main reduction driven gear and the differential housing are welded at the welding groove by a laser filler wire welding mode, and the welding groove is provided as an asymmetric structure, wherein a welding wire in the laser filler wire welding is a nickel-based welding wire, the welding groove is a Y-shaped groove in an asymmetric structure, the Y-shaped groove comprises a gear side slope surface and a housing side slope surface at an opening end, and the gear side slope surface and the housing side slope surface meet into a welding through hole extending along the axial direction at a side away from the opening. The present application provides a relationship of welding performance of the differential housing material, a method for calculating a carbon equivalent of spheroidal graphite cast iron welding, and a welding guidance method. The assembling between the differential housing and the main reduction driven gear is performed by the laser filler wire welding technology, so that the cost can be reduced, the light weight can be realized, and the reliability can be enhanced.

The present application relates to the field of vacuum glass production, and discloses a vacuum glass sealing process, which utilizes a conductive probe to contact a solder strip from an edge apex, uses the solder strip as a conductor to form a closed circuit, and generates heat in the solder strip itself during electrification to melt the solder strip, and a pressing assembly is used to press the solder strip to tightly combine with a glass silver paste layer. The present application can not only realize the convenience and low cost of vacuum glass metal sealing edges, but also easily realize large-scale production. Therefore, the present application has important significance for reducing the production cost of vacuum glass, reducing environmental pollution, and widening the application range of vacuum glass. The present application overcomes the defects of high sealing temperature, complex process, harsh sealing conditions and the like in the traditional sealing method, improves the sealing quality and production efficiency of vacuum glass, and is suitable for popularization and application.

A welding area is arranged on one side of a circuit board, a shunt is connected with the circuit board through the welding area, the welding area comprises segmentation bonding pad areas, the left side and the right side of the middle of the circuit board are provided with the segmentation bonding pad areas, and the shunt is connected with the circuit board through the segmentation bonding pad areas. The welding pad is arranged to be the square single-point welding pad, the cross-shaped flow channel is formed, bubbles generated during welding in the peripheral direction can be conveniently dissipated, tin overflowing is prevented, the yield is greatly improved, meanwhile, the square single-point welding pad is slow in heat dissipation and low in welding temperature, existing gas-phase welding can be replaced with reflow welding, and the welding cost is greatly reduced; a temperature monitoring area is arranged to facilitate monitoring of the temperature of the shunt.

The utility model discloses a kind of gas-liquid separator and heating and ventilation device with it, the gas-liquid separator includes: jar body, the jar body has accommodating cavity;Connecting pipe, the connecting pipe is communicated with the accommodating cavity and one end is stretched out the accommodating cavity, at least the part of the connecting pipe that stretches out the accommodating cavity is stainless steel pipe made of flexible stainless steel.According to the gas-liquid separator of the utility model, by at least the part of connecting pipe that stretches out accommodating cavity is set to stainless steel pipe made of flexible stainless steel, can avoid the use of copper connecting pipe in gas-liquid separator, connecting pipe can be directly welded with the pipeline joint of external pipeline using silver solder, so that the processing cost and welding cost of gas-liquid separator are reduced very well, so that gas-liquid separator can be conveniently connected with external pipeline.

The present application relates to the field of material processing engineering, and particularly relates to a high-energy precise pulse cold welding method for magnesium-steel sheet welding, the principle of which is to use a high-power capacitor as a welding power source, to release a pulse arc with high energy density and concentration between a tungsten electrode and a welding piece in an instant during welding, and to realize the connection of the workpiece. In view of the poor interface metallurgical compatibility existing in the welding of magnesium-steel dissimilar metals, the high-energy precise pulse cold welding method is adopted to precisely control the pulse current, pulse time and pulse interval in the order of ms, to optimize the energy distribution of the joint, to accurately control the interface temperature of the magnesium-steel dissimilar metals, to regulate the characteristics of the intermetallic compounds of the interface, and to obtain a high-quality magnesium-steel fusion-brazing joint. Moreover, the welding device used in the welding method is simple in equipment, convenient in operation, low in welding cost and high in efficiency.

The utility model relates to the technical field of automobile manufacturing, and discloses a fixing tool for automobile trim panel welding, which comprises a workbench, a plurality of sliding grooves are formed in the outer wall of the top of the workbench, sliding blocks are slidably connected to the inner walls of the sliding grooves, clamping blocks are rotatably connected to the outer walls of the tops of the sliding blocks, and fixing mechanisms are mounted on the outer walls of the clamping blocks. The fixing mechanism comprises clamping plates and lower pressing plates, the clamping blocks can horizontally rotate on the sliding blocks, the lower pressing plates can freely move and rotate at multiple angles through the spherical connecting pieces, and therefore the lower pressing plates and the clamping plates can be adjusted according to the specific shape and size of an automobile trim panel and can be better attached to the surface of the trim panel. According to the automobile trim panel fixing tool, automobile trim panels of different shapes and sizes can be firmly fixed, the application range of the tool is greatly expanded through the flexible fixing mode, the universality of the tool is improved, various special tools do not need to be designed for different automobile trim panels, and the production cost is reduced.

A high-efficiency and low-cost welding method for nickel-based alloy composite plates capable of optimizing welding deformation comprises the following steps that (1) grooves of two nickel-based alloy composite plates to be welded are machined to be in a composite I-shaped groove form with the composite layer side locally provided with an alpha angle, and the alpha angle ranges from 5 degrees to 15 degrees; the nickel-based alloy composite board comprises a base layer and a composite layer, the base layer is carbon steel, and the composite layer is nickel-based alloy; (2) the two nickel-based alloy composite plates are positioned, welded and assembled, the assembly gap is (0.2-0.3) b2 mm, and b2 is the thickness of the base layer; (3) welding, wherein composite board welding seams comprise a base layer welding seam, a transition layer welding seam and a composite layer welding seam; and each layer of welding seam only has one welding bead. According to the method, good connection of the nickel-based alloy composite plates is achieved, the good fusion state of the welding seams and the good microstructure state of the welding seams of all layers are guaranteed, and welding deformation of the composite plates is effectively reduced; the welding pass number is greatly reduced, the welding efficiency is improved, the area of the nickel base alloy welding pass is greatly reduced, and the welding cost is greatly reduced.

The invention discloses a TWIP effect metastable state austenitic steel welding method, a welding device is provided with a material conveying cavity, the material conveying cavity is sequentially connected with a first-stage material conveying cavity and a second-stage material conveying cavity from top to bottom, and a spiral material conveying assembly extends into the first-stage material conveying cavity from the top; the lower end of the second-stage material conveying cavity is connected with a stirring head; a channel communicated with the second-stage material conveying cavity is embedded in the stirring head; a heating assembly is installed outside the second-stage material conveying cavity. According to the method, austenite stable elements or reinforced particles are mixed into a welding seam, the austenite stable elements are accelerated to be quickly diffused into austenite by utilizing the thermal diffusion effect and the pipe dislocation diffusion effect, and a welding joint containing the austenite is obtained through quenching partition heat treatment; in addition, the severe plastic deformation can obviously refine grains, and the austenite grain size refinement can also improve the austenite stability; meanwhile, a welding area is fully heated, so that a large number of annealing twin crystals are formed in a welding seam; based on the method, high-quality welding of the metastable-state high-strength steel is achieved.