51results about How to "Easy soldering" patented technology

The invention relates to a middle combined clamping tool for welding front assemblies of inner plates of left and right side walls of an automobile. The middle combined clamping tool for welding frontassemblies of inner plates of left and right side walls of the automobile comprises a middle supporting device, a side plate supporting device, a middle accessory positioning and pressing device anda right accessory positioning and pressing device; and the middle accessory positioning and pressing device and the right accessory positioning and pressing device are successively distributed on theright side of the middle supporting device. The middle complicated structures of the front assemblies of the inner plates of the left and right side walls of the automobile are designed specially, bythe tool, all components involved in the middle can be clamped and positioned, relative precision of the various components is ensured, the space utilization rate is high, and the production and manufacturing cost is reduced. In addition, automated welding treatment of an external welding robot is facilitated, the production efficiency and the quality of products are greatly improved, the degree of automation is high, and batched production and machining are realized favorably.

The invention relates to an alignment assembly machine and alignment assembly process for manufacturing pipe truss steel structure. The pipe truss steel structure manufacturing alignment assembly machine comprises a fixed base, a conveying device, pushing frames and a feeding device, the conveying device is arranged in the middle of the upper portion of the fixed base, the pushing frames are symmetrically installed at the front end and the rear end of the fixed base in a sliding fit mode, and the feeding device is arranged at the right end of the fixed base. The problems that when a traditional pipe truss steel structure is manufactured, a steel structure pipe truss is generally welded in a manual welding mode, generally, a longitudinal installation pipe is locked and fixed manually, thena transverse pipe is positioned and fixed to the longitudinal installation pipe, and therefore the longitudinal installation pipe and the transverse pipe are welded together; only one transverse connecting pipe can be manually welded at a time, the positioning and fixing process of the transverse connecting pipe is tedious during welding, equidistant synchronous fixing is needed, and therefore theproductivity of the steel structure pipe truss is low.

The invention relates to the technical field of welding equipment, and discloses automatic workpiece welding equipment and a using method thereof. The automatic workpiece welding equipment comprises abase, a two-way threaded rod is rotationally mounted in the base, two clamping rods are in threaded connection with the outer side of the two-way threaded rod, the bottom ends of the two clamping rods are slidably mounted on the inner wall of the bottom of the base, the top ends of the two clamping rods extend to the outer side of the base, threaded rods are rotatably mounted on the two sides ofthe top of the base, the bottom ends of the two threaded rods extend into the base, four first bevel gears are rotatably mounted in the base, and the two first bevel gears on the same side in the fourfirst bevel gears are engaged with each other. The automatic workpiece welding equipment is reasonable in design, the horizontal adjusting function can be conducted on a welding device, and thereforewelding treatment is conducted on different positions, then, through an arranged rotating wheel, a spray head can swing in a reciprocating arc shape, and therefore the cooling efficiency of workpieces is improved.

The invention discloses a production technology of a pole lug of a lithium ion battery with high sealing property and electrolyte leakage preventing effect. The production technology comprises the following steps A to H: performing bright rolling and matt rolling on substrate metal material, and electrochemical polishing and passivating; cleaning and drying; cutting the rolled strip-shaped metal conductor into segments; cleaning by ultrasonic waves, and drying; using deionized water to treat, and drying; finally, adhering a strip-shaped macromolecular insulation film onto the section shape metal conductor. The pole lug of the lithium ion battery produced by the production technology has the advantages that because the surface roughness of the metal conductor is increased, the effective contact area between the metal conductor and the macromolecular insulation film is increased, the adhesion force is effectively increased, the metal conductor and the macromolecular insulation film can be more stably adhered, the sealing property of a battery cell is improved, and the welding property of the metal conductor is improved; the surface activity of the metal conductor is reduced, the electrolyte erosion-resistant ability is enhanced, the sealing property of the battery cell is further improved, and the electrolyte leakage of the lithium ion battery is prevented.

The invention provides a non-reciprocal circuit element comprising: a ferrite component (4); a first, a second, and a third center conductors (5, 6, 7) arranged at planes sandwiching a dielectric and being different in the vertical direction, wherein a portion of center conductors crosses each other in the vertical direction; a magnet (2) arranged on the center conductors; a first yoke (1) covering the top surface of the magnet (2); and a second yoke (3) for constituting a magnetic closed circuit with the first yoke (1). A first recess (3c) is arranged at the bottom plate (3a) of the second yoke (3), and a lower part of the ferrite component (4) is accommodated in the first recess (3c). According to the accommodation, thinning is attained, and a thin non-reciprocal circuit element is provided. The invention provides a thin, highly productive and inexpensive non-reciprocal circuit element.

The invention discloses automobile metal plate welding equipment which comprises a fixing plate. Channel steel sliding rails are slidably connected to the outer walls of the two sides of the fixing plate, a fixing base is fixedly connected to the outer walls of the bottoms of the two channel steel sliding rails, a plurality of buffering pads are arranged between the fixing base and the fixing plate, and an annular groove is formed in the outer wall of the top of the fixing plate. A plurality of balls are slidably arranged on the inner wall of the annular groove, sliding blocks are connected to the outer walls of the balls in a rolling mode, supporting rods are fixedly connected to the two sides of the outer wall of the top of each sliding block, a supporting frame is fixedly connected between the outer walls of the opposite sides of the two supporting rods, and a threaded rod is rotatably connected to the lower end of the supporting frame through a bearing. Harmful gas is absorbed into an annular through opening through suction force generated when an air bag sucks air, so that the harmful gas is purified through a purification mechanism, and meanwhile, convex teeth are distributed in the annular through opening in a meshing mode, so that the harmful gas is conveniently distributed in the annular through opening.

The invention relates to the technical field of steel structures, in particular to steel structure connecting structure welding equipment which comprises a workbench, bearing plates, a welding unit and a clamping unit, the bearing plates are fixedly installed on the outer wall of the workbench in a bilateral symmetry mode, the welding unit is arranged in the workbench, and the clamping unit is installed on the outer wall of the workbench; the steel structure welding device can solve the following problems existing during steel structure welding: some small enterprises generally adopt a manual operation mode to weld steel beams and steel columns in order to save the machining cost, so that the steel columns and the steel beams cannot be effectively fixed, the phenomenon of inclination between the steel beams and the steel columns is easily caused, and the welding quality is influenced. The welding effect is influenced; according to the welding device, circumferential welding treatment can be conducted on a steel beam and a steel column, the welding efficiency can be improved, the steel beam and the steel column can be clamped and limited correspondingly, and therefore the defects of gaps, deflection and the like during welding can be effectively avoided, and the welding effect can be enhanced.

The invention discloses a production process of lithium-ion battery tabs with high sealing and anti-leakage. In the production process, the base metal material is subjected to bright rolling and dull rolling through steps A-H, and then electrochemically polished and polished. passivation, cleaning and drying it, and then cut the strip-shaped metal conductor into sections, ultrasonic cleaning and drying it, and treating it with deionized water and drying it, and finally strip The polymer insulating film is pasted on the segmented metal conductor. The lithium-ion battery tab produced by this process increases the surface roughness of the metal conductor, which increases the effective contact area between the metal conductor and the polymer insulating film, so it can effectively improve the adhesion and make the two bonds more stable, thereby Improve the sealing performance of the battery cell and improve the welding performance of the metal conductor. At the same time, it reduces the surface activity of the metal conductor and enhances its ability to resist electrolyte erosion, thereby further improving the sealing performance of the battery cell and preventing lithium-ion batteries from leaking.

The invention discloses an auxiliary welding device for auto parts, which comprises a fixing seat, fixing plates are fixed on both sides of the top outer wall of the fixing seat, and two through holes are opened on one side of the outer wall of the fixing plate, and the two The inner walls of the two through holes are slidingly connected with guide rods, the outer walls of one side of the two guide rods are fixed with a connecting plate, and the outer wall of one side of the connecting plate is connected with a rotating shaft through a bearing, and one of the other fixed plates The side outer wall is rotatably connected with a rotating rod through a bearing, and a U-shaped frame is fixed on one side of the rotating rod and one side of the rotating shaft, and a hydraulic rod is fixed on the top outer wall of the fixing seat. The invention can prevent the auto parts from slipping from the inside of the splint due to the centrifugal force generated during rotation and affect the welding of the auto parts, can prevent the arc generated during welding from causing burns to the eyes of the operator, and can disperse the arc to avoid the damage caused by the arc. Damage to the operator's eyes.

The invention relates to the technical field of mechanical equipment, in particular to an automatic docking device for the production of automobile mufflers, which can effectively simplify the docking method by performing automatic docking processing on the muffler parts, save physical strength and time during manual operation, and simultaneously The accuracy of the docking position of the muffler parts is improved, the stability and firmness of the parts are improved, which facilitates subsequent welding work, effectively improves product production quality, and improves practicability and reliability; including workbench, four sets of outriggers, two sets of second One guide rail, two sets of slide plates and two sets of push plates. The left and right sides of the middle of the workbench are horizontally provided with through grooves that penetrate up and down. The tops of the four sets of legs are evenly installed on the outside of the bottom of the workbench. The guide rails are installed horizontally on the top front side and the rear side of the workbench respectively.

The invention discloses a fixed seam expanding device and welding equipment for a thin-walled plate cylinder, belongs to cylinder welding equipment in the technical field of welding, and aims to provide the fixed seam expanding device for the thin-walled plate cylinder, so that a welding seam is expanded and the accurate positioning for the seam is facilitated. The technical scheme is that the fixed seam expanding device comprises a substrate, wherein a telescopic synchronous gear is arranged on the substrate; an upper expansion telescopic link is arranged above the telescopic synchronous gear, and an upper telescopic synchronous rack is connected onto the upper expansion telescopic link; a lower expansion telescopic link is arranged below the telescopic synchronous gear, and a lower telescopic synchronous rack is connected onto the lower expansion telescopic link; the upper telescopic synchronous rack and the lower telescopic synchronous rack are meshed with the telescopic synchronous gear by corresponding to the upper side and the lower side of the telescopic synchronous gear respectively. The fixed seam expanding device for the thin-walled plate cylinder is applicable to cylinder welding and used for expanding the welding seam.

The invention relates to the technical field of mechanical equipment, in particular to automatic welding equipment for vehicle-mounted fuel tank production. The automatic welding equipment can conveniently improve the distribution uniformity of welding spots on a fuel tank, effectively improve the strength and the welding quality of a welding machine by performing automatic welding treatment on the fuel tank, and meanwhile, simplify the welding mode, effectively save physical strength during manual welding, improve working efficiency and improve practicability and reliability. The automatic welding equipment comprises a workbench, a top beam, four first supporting plates, two first lead screws and a first motor, a power device is transversely arranged at the top of the workbench, adsorption devices are arranged on the left side and the right side of the top of the power device, the two adsorption devices are opposite in direction, two fixing devices are arranged between the two adsorption devices, and the two fixing devices are opposite in direction, the bottoms of the two fixing devices are installed on the left side and the right side of the power device correspondingly.

The invention relates to the technical field of electrical connectors, in particular to a differential connector and an installation structure of a bent contact. The differential connector comprises an outer conductor and a center conductor arranged in the outer conductor. The center conductor is the bent contact. The center conductor comprises a horizontal section conductor and a vertical sectionconductor. A horizontal mounting cavity corresponding to the horizontal section conductor and a vertical mounting cavity corresponding to the vertical section conductor are arranged in the outer conductor. The horizontal section conductor and the vertical section conductor are integrated. The side of the outer wall of the vertical mounting cavity away from the horizontal mounting cavity is provided with an escape port which is used for avoiding the horizontal section conductor and the vertical section conductor so that the center conductor is enabled to enter the outer conductor along the axial direction of the horizontal mounting cavity or the side of the outer wall of the horizontal mounting cavity away from the vertical mounting cavity is provided with an escape port which is used foravoiding the horizontal section conductor and the vertical section conductor so that the center conductor is enabled to enter the outer conductor along the axial direction of the vertical mounting cavity.

The invention relates to the technical field of tooling processing of petroleum accessories, in particular to a thin steel plate welding equipment for tooling processing of petroleum accessories, which includes a base, a fixing unit and a welding unit, the fixing unit is installed inside the base, and the welding unit is arranged on the base Right end; the present invention can solve the problems existing in the welding between thin steel plates: two thin steel plates are usually butted manually, so that the angle between the steel plates cannot be effectively controlled, so that the two thin steel plates lack precision when butt jointed, and it is easy to cause two Large gaps and dislocations appear at the joints of the two thin steel plates, thereby affecting the welding effect; the present invention can respectively limit and fix the two thin steel plates, so that the stability of the thin steel plates during welding can be improved, thereby avoiding welding defects; The invention can adjust the angle between two thin steel plates, thereby enhancing the welding effect and improving the applicability of the equipment.

The invention discloses a multifunctional steel structure welding device, which comprises a bottom plate, a corresponding plate is arranged on the top of the bottom plate, the corresponding plate includes a first frame plate and a second frame plate, and a welding head. The present invention rotates the spacer sleeve, and the screw effect of the spacer sleeve and the movable screw makes the two clamping frames close to each other. At this time, when the two clamping frames clamp the elastic member, the second frame plate pairs with the clamping frame. The reaction force of the limiting sleeve and the driving force of the clamping frame, the two clamping frames use the ring groove to tightly clamp the collar, avoid the rotation of the clamping device and the limiting device, and ensure the stability of the steel structure welding; reverse Turn the limit sleeve, the elastic rebound of the elastic part makes the two clamping frames separate, and the clamping device and the limiting device can be rotated to facilitate all-round welding of the welding joints of the two steel structures and ensure the welding of the steel structures Effect.

The invention relates to a boiler economizer forming device and method thereof, comprising a bottom plate, a bending unit, an auxiliary unit and a support unit, a bending unit is installed on the top of the bottom plate, an auxiliary unit is installed on the right end of the bending unit, and A supporting unit is arranged behind the curved unit. The present invention can solve the problem that existing equipment cannot protect the pipe diameter at the bend of the economizer pipe fittings when bending and forming the economizer pipe fittings, thus destroying the integrity of the pipe fitting structure and easily There is a phenomenon that the pipe fittings cannot be used, which leads to waste of materials and reduces the effect of the bending and forming of the economizer pipe fittings. Inconsistencies in the width of the space, and can not ensure that the bent economizer pipe fittings are in a horizontal position, which is not convenient for welding between economizer pipe fittings, and increases the difficulty of economizer assembly and other problems.