654results about "Solder feeding devices" patented technology

The invention discloses an attaching machine, which comprises a wire feeding mechanism used for feeding, feeding, pulling, cutting and connecting multiple groups of cables; the tray conveying mechanism is used for conveying trays; the circular conveying mechanism comprises a jig device which moves circularly, the tray conveying mechanism conveys trays to the jig device, and the cable conveying mechanism conveys a plurality of groups of cables to the trays on the jig device for cable arrangement; the rubberizing mechanism is used for adhering and bonding the plurality of groups of cables on the tray, so that the plurality of groups of cables are adhered and fixed on the tray; and the discharging mechanism is used for discharging the trays subjected to cable attaching and fixing. The cable feeding mechanism is used for feeding, feeding, pulling, cutting and connecting multiple sets of cables and conveying the multiple sets of cables to a tray on the circulating conveying mechanism, the tray feeding mechanism conveys the tray to the circulating conveying mechanism, cable arrangement is completed on the circulating conveying mechanism, adhesive paper is conveyed through the adhesive tape pasting mechanism, adhesive tape pasting is completed at the same time, and the cable feeding mechanism is used for feeding, feeding, pulling, cutting and connecting the multiple sets of cables. And finally, discharging is conducted through the discharging mechanism, full automation is achieved in the whole process, manual participation is not needed, and efficiency is improved.

The invention relates to the technical field of continuous wave soldering, in particular to selective continuous wave soldering equipment based on electronic components, which comprises a base, a conveying unit, a soldering unit, a guide component and an auxiliary component. According to the welding device, firstly, the upper die base and the lower die base are closed and locked, a welding area is accurately opposite to the nozzle by means of the guide assembly, the welding quality and welding efficiency of follow-up welding are ensured, and batch rapid production is facilitated; the upper die base and the lower die base serve as first-stage covering protection, and the guide assembly limits the height of the nozzle; the tin solution is cooled before welding to form second-stage temperature protection, then third-stage protection is formed by means of nitrogen filling in in the welding process, fourth-stage protection is formed through preheating and cooling protection in the auxiliary assembly, in conclusion, through the four-stage temperature protection, the problem that components are damaged due to high temperature is solved, and the welding quality is improved.

The application belongs to the technical field of laser welding, and particularly relates to a laser wire filling welding device and a laser wire filling welding method. The laser wire filling welding device preheats a welding wire to a predetermined temperature, reduces a temperature threshold span between the welding wire and metal material, changes a temperature field formed by a welding molten pool from violent to gentle, forms regular stirring, avoids excessive free stirring of the molten pool, further reduces metal splashing during welding, and improves welding quality.

The invention relates to the technical field of metal welding, and discloses laser welding equipment for aluminum profile door and window production. Comprising a welding gun, a laser transmitting tube fixedly installed at a muzzle of the welding gun, a wire feeding gun rotationally installed on a gun body of the welding gun, a first hose fixedly installed at one end of the wire feeding gun and a wire feeding mechanism connected with the end, away from the wire feeding gun, of the first hose, and a conical groove allowing a welding wire to pass through is formed in the end, close to the first hose, of the wire feeding gun. A wire stabilizing mechanism is arranged in the wire feeding gun and comprises a plurality of split clamping plates capable of sliding in the radial direction of the wire feeding gun, and arc-shaped guide faces allowing welding wires to penetrate through are formed in the inner walls of the split clamping plates. A sensing mechanism located in front of the split clamping plate is further arranged in the wire feeding gun. The device can automatically adjust the contraction degree of the split clamping plates according to the change of the wire feeding speed, can automatically loosen at a low speed to reduce the wire feeding resistance and prevent welding wires from being stacked or scratched on the surface, and can automatically tighten at a high speed to provide enough damping and rigidity.

The invention discloses a laser welding robot system and a working method thereof, and belongs to the technical field of laser welding.The laser welding robot system comprises a mechanical arm and a laser welding gun arranged at the end of the mechanical arm, and the laser welding gun is installed at the end of the mechanical arm through an adjustable swing mechanism; supporting plates which are symmetrically arranged are arranged between the mechanical arm and the laser welding gun, an adjustable swing mechanism for adjusting the laser welding gun in real time is arranged between the supporting plates, and the adjustable swing mechanism comprises a swing assembly and a driving assembly of the swing assembly. According to the laser welding robot, the driving assembly, the swinging assembly and the wire feeding assembly are designed, so that the laser welding robot can adjust the left-right swinging amplitude of the welding gun according to the size of a to-be-welded gap during working, the attractiveness of a welding seam is improved, in addition, in the welding process, the wire feeding angle changes along with the welding direction, and the welding quality is improved. Therefore, the working performance of the laser welding robot is improved.

The invention relates to a method for strengthening and toughening a ceramic matrix composite material brazed joint through a laser-induced surface texturing structure. The method is mainly used for preparing a fiber reinforced composite material and brazed connection of the fiber reinforced composite material and metal. The method solves the problems of high residual stress and poor strength and toughness of the fiber reinforced composite material and metal brazed joint. The method comprises the following specific steps: processing the fiber reinforced composite material into a required size, polishing and cleaning the fiber reinforced composite material, and performing surface ablation treatment on a to-be-welded surface of the fiber reinforced composite material by using a laser to obtain the textured fiber reinforced composite material; and then the alloy is used as base metal to be in brazed connection with metal. A sawtooth structure is formed on the surface of a material and pores are opened through laser irradiation by utilizing the ablation difference between fibers and a matrix material, so that a mechanically interlocked pinning structure is constructed in a brazed joint, and the modification of an interface microstructure is realized. When the structure is stressed, crack bridging, deflection and fiber pulling-out can be induced, crack propagation energy is effectively consumed, and the mechanical property of a joint is improved. In addition, a uniform eutectic phase generated by laser ablation is beneficial to improving the thermal physical property and the plasticity and toughness of a welding seam, and a joint is further strengthened. According to the method, the interface microstructure can be effectively regulated and controlled, and the comprehensive mechanical property of the fiber reinforced composite material and the metal joint is remarkably improved.

The three-blade straight knife automatic welding equipment comprises a supporting frame, a workbench and a bottom plate are fixed to the supporting frame, and two fixing mechanisms are fixed to the workbench through turnover mechanisms; a clamping groove used for containing a tray is formed in the bottom plate, and the tray is used for containing a knife handle, a blade and a tool. A solder supply mechanism and a first mechanical arm are fixed to the upper side face of the workbench. A second mechanical arm is fixed to the lower side face of the workbench. A mounting frame is fixed on the workbench; a camera is fixed on the bottom plate; and a heating coil is fixed on one welding flux supply mechanism. According to the automatic welding equipment and method for the three-blade straight knife, firstly, an automatic mode is adopted, the quality and efficiency are improved, secondly, the double-station parallel design is adopted, the production takt is optimized, in addition, a positioning mechanism in the fixing mechanism can ensure the relative relation between a blade and a knife handle, and finally, a reliable grabbing point is provided through the tool design, so that the production efficiency is improved. Therefore, the cutter is prevented from being damaged.

The utility model relates to the technical field of welding, in particular to selective soldering tin equipment which comprises a bottom box, first electric guide rails, second electric guide rails and the like, two groups of first electric guide rails are mounted at the bottom in the bottom box, each group comprises two first electric guide rails, and the second electric guide rails are jointly mounted on sliding blocks of the two first electric guide rails in the same group. The first electric guide rail and the second electric guide rail can be controlled to operate through the PC control systems, the tin pots are moved to the positions below the defective welding spots, then the PC control systems control the telescopic rods of the lifting air cylinders to stretch out and draw back, the tin pots are driven to move up and down, repair welding is conducted on the defective welding spots, the two PC control systems and the two tin pots form two stations, and welding efficiency is improved. When one workpiece breaks down, the operation of the other workpiece cannot be affected, the working efficiency is ensured, the machining time and requirements of different workpieces are different, and the working efficiency can be improved through separate control.

A solder supply unit able to be attached to a solder cutting unit and is able to detached is provided. The solder supply unit includes a reel holder rotatably holding a reel of a tape-like solder material; and a guidance member guiding the tape-like solder material wound around the reel when the tape-like solder material is fed out. The guidance member includes an extension portion guiding a lower surface of the tape-like solder material along a feeding direction of the tape-like solider material; and an opening penetrating the extension portion in an up-down direction and extending toward an upstream side in the feeding direction from a downstream end of the guidance member. The opening is formed in the predetermined length in the feeding direction so that a holding member, which holds the tape-like solder material together with another holding member, is able to move in the feeding direction.

The utility model provides a portable electric soldering iron welding device which comprises a base, a tin wire disc support, an electric soldering iron support and a cleaning disc. The tin wire disc bracket is fixedly mounted on the base and is used for placing a tin wire disc; the electric soldering iron support is arranged on the base, located on one side of the tin wire disc support and used for supporting an electric soldering iron. The cleaning disc is arranged on the base, located on the tin wire pulling-out side of the tin wire disc support and used for cleaning an electric soldering bit. The tin wire pull-out side of the tin wire disc support and the electric soldering iron insertion side of the electric soldering iron support are located on the same side. The portable electric soldering iron welding device provided by the utility model has remarkable beneficial effects in the aspects of operation convenience, operation space optimization, welding quality and the like, and has higher practical value and popularization significance.

The utility model discloses a miniature tin dipping machine, which relates to the field of tin dipping machine structures and comprises a base, a two-shaft transplanting device arranged on the base, a hot tin device arranged on the base, a tin dipping device arranged on the two-shaft transplanting device and above the hot tin device, and an electric control device arranged on the base. The control device is electrically connected with the two-shaft transplanting device, the hot tin device and the tin immersion device; according to the micro tin dipping machine, automatic control of the micro tin dipping machine is achieved through the electric control device, so that the tin dipping efficiency is improved, meanwhile, parameter consistency in the tin dipping process can be achieved, and then the stability of the tin dipping quality of products is improved.

The invention discloses an ultrasonic vibration welding wire auxiliary double-laser-head welding device and a welding method. The ultrasonic vibration welding wire auxiliary double-laser-head welding device comprises a welding table, and a laser main control computer, a welding assembly and an ultrasonic vibration wire filling mechanism are arranged on the welding table; the welding assembly comprises a first laser head used for welding the weld joint area and a second laser head used for preheating the weld joint area in advance or synchronously. The laser main control computer is electrically connected with the first laser head and the second laser head and used for accurately controlling parameters of the first laser head and the second laser head so as to coordinate the preheating process and the welding process. The ultrasonic vibration wire filling mechanism comprises an ultrasonic vibration head used for generating ultrasonic vibration and a welding wire which is driven by the ultrasonic vibration head and conducts high-frequency vibration. The ultrasonic vibration head is configured to enable the welding wire to keep ultrasonic vibration in the conveying process and enter the welding action area of the first laser head in the vibration state, and therefore direct acoustic streaming stirring is generated in the molten pool. The common air hole defect and coarse grain problems in aluminum alloy welding are remarkably reduced.

To provide a soldering device that can automatically adjust a supply position of linear solder to a solder supply portion by displacing a solder nozzle.SOLUTION: A soldering device 50 includes: solder nozzle units 1A, 1B configured so that a solder supply position can be automatically adjusted by displacing a solder nozzle 7 for supplying linear solder 59 to a solder supply portion 57 with electric actuators 5a, 5b; and a control device 52 which operates the electric actuators 5a, 5b.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of welding devices, in particular to a welding wire angle adjusting device for mine car hopper welding, which can lock a spherical body, reduce the degree of freedom of a sphere part, avoid the change of a conveying angle of a welding wire and improve the reliability. Comprising a wire reel frame and a mounting frame, the transverse rod is installed on the installation frame, the guide frame is installed on the transverse rod, a threaded hole is formed in the guide frame, the rotating ring is in threaded connection with the threaded hole of the guide frame through the external threaded pipe, the shell is installed on the guide frame, the rotating ring is located on the lower portion of the containing cavity of the shell, an open groove is formed in the side wall of the shell, and the spherical body is arranged in the open groove. The rotating ring is located in the open groove of the shell, a through hole communicated with the containing cavity is formed in the middle of the shell, a welding wire hole is formed in the middle of the spherical body, the spherical body is located between the hemispherical cavity of the rotating ring and the containing cavity of the shell, and the upper portion of the spherical body extends out of the upper portion of the shell through the through hole.

The application discloses a brazing process for realizing connection of hard alloy and steel dissimilar materials by using low-silver foil brazing filler metal and application thereof, realizes connection between the hard alloy and the steel, fully gives play to the advantages of the hard alloy and the steel, avoids precipitation of hard and brittle phases at a weld interface, solves the problem of excessive dissolution of base materials, and has the characteristics of high shear strength. The application provides a brazing process for realizing connection of hard alloy and steel dissimilar materials by using low-silver foil brazing filler metal, compared with other welding technologies, the brazing process has good welding effect, low production cost, safety and environmental protection. Meanwhile, the shear strength at a welding position is high, and the corrosion resistance is excellent, and the brazing process is especially suitable for welding of the hard alloy and the steel in a shield tunneling machine cutter.

The invention discloses a constant-temperature soldering furnace calibration device and method. The calibration device comprises a multi-channel temperature recorder and a plurality of temperature sensors arranged in a furnace groove. The cold end of each temperature sensor is connected with the multi-channel temperature recorder; the number and the distribution positions of the temperature sensors are determined by the shape, the size and the tin melting amount of the furnace groove. The multiple temperature sensors are arranged in the furnace groove at the same time, multi-point simultaneous measurement of the furnace temperature is achieved, and the temperature measurement efficiency is greatly improved; a multi-point simultaneous measurement mode is adopted, a temperature sensor does not need to be moved, and the problem that temperature uniformity of soldering tin is affected by movement of a temperature measurement probe during single-point temperature measurement is avoided; by means of the constant-temperature soldering furnace calibration device, periodical calibration can be conducted before the soldering furnace is used, synchronous monitoring can be conducted when the soldering furnace is used, the local temperature sudden change situation can be found in time, and welding quality reduction or device damage is avoided.

Welding equipment for aluminum profile machining relates to the field of aluminum alloy door and window production and machining and comprises a welding mechanism, the welding mechanism comprises a welding furnace assembly, a hot melting assembly and an electric heating assembly, and the hot melting assembly and the electric heating assembly are both arranged in the welding furnace assembly. The welding furnace assembly comprises a furnace body and a heating chamber, the heating chamber is arranged in the furnace body, a heat insulation lining made of insulation materials is arranged on the inner wall of the heating chamber, the hot melting assembly comprises a heating coil, the heating coil is arranged in the middle of the inner wall of the heating chamber, and the electric heating assembly comprises electrode sleeves arranged at the two ends of the heating chamber. The butt joint position of the aluminum profiles is heated to be close to the melting temperature through the hot melting assembly in the welding mechanism, then the two aluminum profiles are connected with a power source through the electric heating assembly, the contact position of the two aluminum profiles is further heated and melted due to short circuit of a circuit, the welding faces at the two ends of the aluminum profiles can be fully fused and welded, and the welding quality is improved. The welding position of the aluminum profile is more sufficient, and the welding quality is improved.

The invention discloses a battery string, a photovoltaic module and a welding method of the battery string, and relates to the technical field of photovoltaics. The battery string comprises battery pieces and an interconnection belt. The battery piece is provided with an electrode; the interconnection belt comprises a conductive core and a conductive connection layer wrapping the conductive core, and the conductive connection layer is welded with the electrode; the conductive connecting layer comprises a direct connecting part and a covering part which are connected with each other, the direct connecting part is arranged between the conductive core and the electrode, and the thickness of the direct connecting part is smaller than that of the covering part. Compared with the prior art, the battery string provided by the invention adopts the conductive connecting layer coated outside the conductive core and the direct connecting part of which the thickness is smaller than that of the covering part, so that the tight contact between the interconnection belt and the electrode can be ensured, the situation of local pseudo soldering or welding spot cavity is avoided, the offset of the interconnection belt is avoided, and the welding effect is improved; and the resistance between the interconnection band and the electrode can be reduced, and the photovoltaic power generation efficiency is ensured.

The invention discloses 5G antenna electronic component welding equipment which comprises a concentric-square-shaped conveying mechanism used for sequentially flowing through a welding station and a detection station. The welding mechanism is arranged at the welding station and is used for finely welding the electronic elements on the PCBA board; and the visual detection mechanism is arranged at the detection station and is used for carrying out visual detection on the welded electronic elements and PCBA boards. According to the electronic component welding and visual inspection device, the continuity of electronic component welding and visual inspection operation is achieved, the welding mechanism sequentially conducts cleaning, cooling and paste supplementing operation on a welded welding head through the cleaning assembly, the cooling assembly and the paste supplementing assembly, and the problem that the welding quality is affected due to the factors that residual tin soldering paste adheres to impurities, the temperature is too high, and the tin soldering paste is insufficient is solved; and the visual detection mechanism monitors the surface defect condition of a welding site in real time based on an image acquisition instrument, and is matched with a vibration assembly and a blowing-off assembly, so that the electronic elements which are poorly welded fall off and are blown away due to vibration, and the detection efficiency and the reject removal and recovery efficiency are effectively improved.

The application relates to the technical field of soldering technology, and discloses a soldering equipment and a soldering production line. The detection equipment comprises a supporting seat, a first motor, a limiting clamp for limiting and overturning the soldering piece, and a pneumatic clamp for fastening the soldering piece. The supporting seat is connected with a screening equipment for screening the soldering piece at the end along the conveying direction of the conveying equipment. The bottom of the screening equipment is connected with a rotating column and a poking piece for material poking. The soldering equipment and the soldering production line are started by cooperating the screening equipment with a sensor to change the position of the blocking rod, so that the screening purpose is achieved. The cooperation of the rotating column and the poking piece accelerates the screening of the material. When the screening equipment is found to be damaged, the screening equipment can be removed from the supporting seat as a whole and replaced by the replacement means, so that the replacement process of the screening equipment is simplified, and the required maintenance time is shortened.

The application discloses a self-cutting mechanical anchor bolt blade brazing device, which comprises a high-frequency brazing device and a welding wire feeder arranged on a fixed base, a vertical positioning support arranged in the center of the base, and an annular groove arranged around the bottom of the positioning support on the surface of the base; a positioning disc is fixed in the annular groove; a manipulator is arranged on the base; a plurality of anchor bolt positioning strips with convex structures are symmetrically arranged on the surface of the positioning disc and correspond to vertical seams of the anchor bolt; and a plurality of blade holes penetrating through the positioning chuck correspond to the blade grooves of the anchor bolt; the base is provided with a plurality of blade channels in communication with the bottom of the blade holes of the positioning chuck and used for conveying the blades, each blade channel is provided with a conveying rail and a conveying wheel and is connected with a vibrating screen disc for blade arrangement and feeding, so that the blades are automatically conveyed to the blade grooves of the anchor bolt. The brazing device has good stability and high efficiency and can realize accurate and high-quality automatic brazing of the self-cutting mechanical anchor bolt blade.

To provide a method for supplying solder by which the content of Bi contained in a solder alloy in a solder bath is maintained at a prescribed amount even after many printed circuit boards are soldered with a Bi-containing solder alloy.SOLUTION: In the solder supply method, an additionally supplied solder, which is a low-Bi solder alloy having a Bi content lower than that of an Sn and / or Bi-containing solder alloy, is supplied to a solder bath into which the Bi-containing solder alloy has been introduced, and the Bi content in the solder bath is adjusted to the Bi content of the Bi-containing solder alloy at the beginning of being put into the solder bath.SELECTED DRAWING: None

Method for manufacturing a turbine blade, the method comprising: a brazing treatment for joining a brazing material to a substrate of a turbine blade by heating the substrate with the brazing material placed on it and melting the brazing material after the substrate has been subjected to a solution annealing treatment at a temperature above the solidus temperature of the brazing material; a stabilization treatment for heating the substrate material undergoing brazing; and an aging treatment to heat the substrate material undergoing stabilization treatment at a temperature below the solidus temperature of the brazing material, where the brazing treatment and the stabilization treatment are carried out by means of a sequential heat treatment.

The invention relates to a welding strip obtaining method and a welding method of a solar cell piece. The welding strip obtaining method comprises the following steps that effective welding parameters of a welding device are obtained; obtaining effective geometric parameters of the solder strip; based on the effective welding parameters and the effective geometric parameters, the yield strength range matched with the welding strip is obtained; and based on the yield strength range, a welding strip matched with the welding device is selected. According to the solder strip obtaining method and the welding method of the solar cell, the pseudo soldering rate of the solder strip is remarkably reduced, the solder strip is prevented from plastic deformation, cross section area reduction or snap due to overlarge wire winding tension, and the resistance of the solder strip is prevented from being increased, so that the welding quality and the electrical performance are improved.

The invention provides a solder paste tube assembling device, a printing machine comprising the solder paste tube assembling device and a solder paste tube assembling method. The solder paste tube assembling device is used for fixing and sealing a solder paste tube, a nozzle is arranged at the bottom of the solder paste tube, the solder paste tube provides solder paste through the nozzle, and the solder paste tube assembling device comprises a support, a top sealing device and a bottom supporting device. The top sealing device is arranged to controllably conduct lifting motion so as to be connected to the tops of the solder paste pipes of different heights in a sealed mode. According to the solder paste tube assembling device, through the top sealing device capable of automatically ascending and descending, the solder paste tubes can be automatically disassembled and replaced, and the solder paste tubes with different heights can be automatically replaced.

The present application provides a solder paste dispensing feedback system (10) for a circuit board printer. The system (10) comprises a solder paste container (101), a solder paste extruding device, a first sensor, a second sensor and a control device. The solder paste container (101) is used to contain solder paste and has an outlet. The solder paste extruding device is used to extrude the solder paste from the outlet of the solder paste container (101). The first sensor is used to detect solder paste in the solder paste container (101), and generate a first signal to indicate whether the solder paste container (101) still contains solder paste. The second sensor is used to detect an operating state of the solder paste container (101), and generate a second signal to indicate whether solder paste is extruded from the outlet of the solder paste container (101). The control device is used to receive the first signal and the second signal, and control the operation of the circuit board printer according to the indications of the first signal and the second signal.

An automatic welding device for pressure gauge joint and spring tube includes a positioning shaft installed in the middle of a workbench, a conveying turntable sleeved on the positioning shaft, positioning mechanisms evenly installed near the circumference of the conveying turntable, a fixed disc installed on the upper part of the positioning shaft, a gas guide mechanism installed on the fixed disc, the gas guide mechanism connected with the guide holes on the positioning mechanisms through gas guide pipes, a welding mechanism installed on the left side of the conveying turntable, and a solder supply mechanism installed below the welding mechanism. The joint and the spring tube are placed on the positioning seat, the spring tube is positioned by the elastic limiting mechanism and the limiting block, then the welding is completed by the welding mechanism, and the waste produced in the welding process is removed by the discharging mechanism. The gas guide mechanism ensures that the waste produced in the welding process does not block the inner cavity of the joint and the spring tube. The device replaces manual operation with mechanization mode, automatically completes the welding process of the joint and the spring tube, and realizes automatic discharging, liberates labor, improves production efficiency, and solves the safety hidden trouble.

An auxiliary system for an electronic packaging device, comprising a ball feed mechanism, a ball feed assembly (400), and auxiliary tooling, wherein the ball feed assembly (400) is disposed above the ball feed mechanism, and the ball feed assembly (400) delivers a target component to a placement site of the ball feed mechanism; the auxiliary tooling comprises a pressure assembly disposed on each of a leading side and a trailing side of the ball feed assembly relative to a direction of motion thereof. While the ball feed assembly (400) is in motion, the pressure assembly on the leading side of the ball feed assembly (400) presses downward to exert pressure on the ball feed mechanism, while the pressure assembly on the side of the ball feed assembly (400) opposite to the direction of motion is raised. During a ball spreading process, the pressure assembly on the leading side of the ball feed assembly (400) is driven by a cylinder (652) to descend and press a solder ball stencil (200), while the pressure assembly on the side opposite to the direction of motion is driven by the cylinder (652) to rise and separate from the solder ball stencil (200), so that the solder ball stencil (200) at the placement site is in flush contact with a substrate, thereby ensuring solder balls are properly seated in apertures of the solder ball stencil (200), and therefore improving ball placement yield.