104results about "Soldering auxillary devices" patented technology

A tool for making simultaneously a plurality of parallel friction stir welds includes at least one shank for holding in a chuck or collet of a friction stir welding machine, a plurality of friction stir welding pins, and friction stir welding shoulders including at least four working surfaces adjacent said ins, the shoulders and pins mounted in axial relationship; dimensions of said friction stir welding pins and shanks corresponding to dimensions and spacings of said friction stir welds.

A welder for welding a base metal. The welder may include a first electrode for forming a first arc with the base metal and a second electrode for forming a second arc between the first and second electrodes. A compact welder, welding system, and method are also provided.

A method of mitigating distortion in a friction stir weld joint as well as an associated friction stir weld assembly for mitigating distortion in a friction stir weld joint are provided. In this regard, a workpiece having a friction stir weld joint and associated distortion may be provided. Force may then be selectively applied to the workpiece along at least a portion of friction stir weld joint. The application of force induces plastic deformation along at least the portion of the friction stir weld joint in order to reduce the distortion of the workpiece. Force may be applied, for example, by moving a roller, such as a hardened cylindrical roller having chamfered edges, along at least a portion of the friction stir weld joint in order to apply a compressive force.

The invention relates to the field of lithium ion battery designs, and discloses a lithium ion battery pack and a soldering method for single batteries therein. The lithium ion battery pack comprises a plurality of single batteries which are connected in series or in parallel through soldered lugs; and the soldering method for soldering the first lug and the second lug of any two single batteries includes the following steps: a rigid plate is arranged on the backs of the horizontal bent sections of the first lug and the second lug, and is in plane contact with the backs of both the first lug and the second lug, wherein a predetermined gap is reserved between the first lug and the second lug which are horizontally opposite to each other; soldering is carried out on the top of the rigid plate in the gap between the first lug and the second lug, a tin bar is melted, the gap is covered by and filled with the melted tin, and the melted tin permeates to the top of the rigid plate; and the melted tin is solidified and shaped. The heat-dissipating effect of the method is better, and moreover, the structure of the soldered parts of the lugs is firmer, which can help to enhance the conductivity of the lithium ion battery pack.

The invention discloses a longitudinal short rib feeding and distributing device and method used during welding of steel bar meshes, and belongs to the field of steel bar welding. A steel bar liftingdevice is arranged in a steel bar hopper, a chain conveying device is arranged behind the steel bar lifting device, a steel bar interval transfer device is arranged below the chain conveying device, the transfer end position of the steel bar interval transfer device is the steel bar distributing position of longitudinal steel bars, a plurality of steel bar lifting and supporting devices are arranged at the steel bar distributing position, and a plurality of longitudinal steel bar longitudinal carrying devices are movably arranged above the steel bar distributing position. By means of the longitudinal short rib feeding and distributing device and method, the installation height of the short steel bar hopper is reduced, alarms or shutdowns caused by improper arrangement in the short steel bar supply process are reduced, longitudinal transportation errors at the steel bar distributing position are reduced, the convenience of feeding is improved, and the production efficiency is improved.

The invention relates to the field of welding equipment, in particular to full-automatic welding machine. The full-automatic welding machine comprises a material feeding device, a welding accessory feeding device, a welding device, a discharging device and a circular turntable, wherein the material feeding device, the welding accessory feeding device, the welding device and the discharging device are all arranged beside the turntable; a plurality of placing rods sleeved by materials are arranged at the edge of the top of the turntable; the discharging device comprises a third rotating device, and a second material conveying device which is used for transferring welded materials on the placing rods to the rotating device; the third rotating device rotates the materials from a vertical state into a horizontal state; the third rotating device comprises second transitional rods for inserting the materials; a material returning device for taking down the horizontally arranged materials on the second transitional rods is arranged beside the third rotating device; a tubular material welding mode is a double-stroke welding mode, so that the welding efficiency is improved, and the welding density is precisely controlled; and an accurate material feeding and discharging mode of tubular materials reduces the material feeding and discharging error rate.

A bonding apparatus including an ultrasonic horn having a capillary, a horn holder holding the ultrasonic horn, a swing arm rotatably supporting the horn holder on horn holder supporting shafts, and auxiliary arms which are rotatably supported by auxiliary arm supporting shafts and rotatably supported by connecting shafts on the horn holder. The horn holder supporting shafts are disposed above a hypothetical center of an imaginary horizontal line extending from the tip end of the capillary, the auxiliary arm supporting shafts are disposed in the back of the horn holder supporting shafts and at the same height as the horn holder supporting shafts, and the connecting shafts are disposed at an intersection of an extension of an imaginary line connecting the tip end of the capillary and the horn holder supporting shafts and an extension of an imaginary line connecting the hypothetical center and the auxiliary arm supporting shafts.

The invention relates to a process for machining a water-cooling plate of a high-power waveguide component, and provides a process for machining the water-cooling plate of the high-power waveguide component, which can guarantee the flatness of a finished product and can prevent residual tapping cuttings from being left. The process comprises the following steps of: forming a zigzag water channel on the top surface of the water-cooling plate; forming a water inlet and a water outlet which are provided with threads on the side surface of the water-cooling plate, and communicating the water inlet and the water outlet with the water channel respectively; adding a solder sealing plate on the water channel through vacuum brazing; before brazing, screwing a ceramic threaded pipe into threaded holes of the water inlet and the water outlet respectively; and after brazing, removing the ceramic threaded pipes. By the process, the conventional one-step machining mode is changed, and the problems of incapability of compaction, dents of the sealing plate and the tapping cuttings left in the water channel, which always exist in the prior art, are effectively solved; and the accuracy and the reliability of the finished product are greatly improved.

The invention provides a friction stir welding method of forming a weld portion having an excellent fatigue property in the case of welding a weld material by using a friction stir welding method. The invention provides a friction stir welding method structured such as to insert a tool provided in such a manner that a pin-shaped probe protrudes to an end surface of a columnar member to a weld material in a state of being rotated, and move the tool in a state of being rotated, thereby welding two or more weld materials in accordance with a friction stirring, in which a cavity portion is provided in a part of a weld portion of the weld material, a member is formed in the cavity portion, and the weld material is welded by the friction stirring. In accordance with the invention, since an unwelded portion is not formed near the cavity portion, a notch effect is reduced, and it is possible to form the weld member which is excellent in the fatigue property.

The invention discloses an improved welding mold for welding a semiconductor power module and belongs to the field of tools and molds for manufacturing semiconductor power devices. The welding mold is obtained through improvement of an original welding mold, stand columns are vertically fixed to the two ends or the periphery of a lengthened welding mold base, the lower end of each stand column is sleeved with an upper backing ring, the upper end of each backing ring is sequentially sleeved with a lower pressing plate, a lower spring, an upper pressing plate and an upper spring, the other end of each upper pressing plate and the other end of each lower pressing plate press an electrode positioning plate and a chip positioning sheet respectively, and an adjusting nut is screwed onto the upper end of each stand column to adjust the pressure of the corresponding upper spring and the corresponding lower spring; each module electrode and each welding mold positioning stand column are sleeved with the electrode positioning plate, a gap bridge compression bar which can move up and down and is provided with a gap bridge compression spring is placed over each gap bridge, and each gap bridge compression bar is guided through a gap bridge compression bar guiding pipe. The welding mold is simple in structural design, practical, small in part number, low in cost increase, convenient to use, and capable of preventing deviation of the gap bridges when solder melts during welding, guaranteeing welding quality and improving the rate of finished products.

The invention relates to a floating regulating and clamping device for the center of a welding tube, which comprises more than two welding tube diameter regulating and clamping mechanisms (50, 50) and a welding tube length manual regulating and clamping mechanism (60) with the welding tube diameter regulating and clamping mechanisms. The invention has the advantages of simple structure, easy operation, stability, reliability, higher regulating accuracy and efficiency, and long service life.

To prevent poor quality of weld in a welding process for a thick material or for welding a gap, the laser welding apparatus has granular flux (3) supplied to a side of the base material (W) opposite to the side where a laser beam is directed and a pressing member (5) that presses the granular flux onto the base material (W) upon receiving fluid therein. Either the flux prevents the laser beam that coming through the base material (W) from penetrating the flux or the thickness of molten flux is selected so that the laser beam coming through the base material (W) does not penetrate the molten flux.

A vacuum adsorption welding device for plate splicing in submerged-arc welding comprises a first welding platform, a second welding platform and a gasket. The first welding platform and the second welding platform are adjacent, and the gasket is arranged between the first welding platform and the second welding platform. Each of the first welding platform and the second welding platform is provided with a plurality of vacuum suction ports. The welding device further comprises vacuum components and sealing gaskets, the vacuum components are connected to the vacuum suction ports, and the sealing gaskets are arranged along the peripheries of the first welding platform and the second welding platform. The vacuum adsorption welding device has advantages that by the vacuum components, quickness in plate fixation and convenience and quickness in operation are realized; small weld seam deformation and freeness of shaping after welding are realized.

The invention relates to the technical field of mechanical fixing support accessory equipment, in particular to portable fixed support equipment for a gas protection welding furnace. According to the portable fixed support equipment, the height of a support device can be adjusted according to needs of workers to improve the adaptive capacity of the support device; the support device can incline to reduce use limitation of the support device; the support device can rotate so that the practicability of the support device can be improved; the portable fixed support equipment comprises the support device, a support and a base plate, and the support comprises an inserting column, an inserting pipe, a limiting column, two limiting springs and two limiting blocks; left through holes and right through holes are formed in the left side wall and the right side wall of the inserting column correspondingly, and a plurality of left limiting holes and a plurality of right limiting holes are longitudinally formed in the left side wall and the right side wall of the inserting pipe correspondingly; the support device comprises a supporting plate, a supporting frame, a first rotary shaft, a second rotary shaft and a limiting rod, and a first groove is formed in the top end of the supporting plate; the portable fixed support equipment further comprises a supporting disc and a rotary column, and a storing groove is formed in the top end of the supporting disc and internally provided with a ball bearing; and the portable fixed support equipment further comprises two supporting columns and two pulleys.

The invention discloses an automotive chassis support positioning mechanism which comprises one rectangular base, a set of fixing units, a plurality of sets of switching units and a switching gripper. Each fixing unit comprises a plurality of fixing components, each fixing component comprises two positioning pins fixed on the base, and the fixing pins are on the same horizontal line and provided with supporting planes on bottoms; each switching unit comprises a plurality of switching components capable of being mounted on the fixing components in one-to-one correspondence, and each switching component comprises a square pipe and at least one first pin-type clamping cylinder fixed on the square pipe through a connecting block; the switching gripper is capable of being connected with a robot to be used for gripping the switching units. The invention further discloses an offline detection platform matched with the automotive chassis support positioning mechanism. The automotive chassis support positioning mechanism has the advantages of being compatible with a plurality of automotive models, accurate in positioning, stable and reliable in switching, high in switching speed and the like.

The invention discloses a fixing device of a welding cable of a welding robot. The fixing device comprises a fixed base, a cable base, a cable base shaft, a cable base cover, a clamping bolt and a clamping nut. The fixed base is fixed to a welding robot body through a bolt. The fixed base is connected with the cable base through a connection bolt, and the fixed base and the cable base can rotate relatively. The cable base is connected with the cable base cover through the cable base shaft. The welding cable is installed between the cable base and the cable base cover and fixedly clamped through the clamping bolt and the clamping nut. The fixing device of the welding cable of the welding robot not only can fast fix a power cable of the welding robot, but also can adjust the relative angle between the cable and the robot body, and therefore the wire feeding resistance is reduced.

The invention relates to manufacturing equipment, in particular to a structural design and use method of net tensioning equipment. The net tensioning equipment comprises a clamping jaw system, a measuring system, a welding system, a moving system, a pre-alignment table, a mask frame platform, a vibration reduction platform, a carrying system and a control unit, wherein the clamping jaw system comprises a clamping jaw platform, and multiple groups of clamping jaw main bodies, clamping jaw heads, sliding blocks, a stabilizing mechanism and an adsorption base which are positioned on the clampingjaw platform. The invention further provides a using method for tensioning the net by using the net tensioning equipment. According to the net tensioning equipment, displacement and rotation of the clamping mechanism in the net tensioning process can be eliminated through the interaction between the stabilizing mechanism and the adsorption base in the clamping jaw system, the net tensioning precision is improved, and the net tensioning efficiency and yield are improved.

A chuck table holding a frame unit including a workpiece is securely placed in an opening of an annular frame by a tape. A transparent holder having a holding surface holds the workpiece with the tape interposed therebetween. A frame body is erected around and surrounding the holder, the frame body having a plurality of suction holes that are open in an inner circumferential surface of the frame body. The frame body has an inside diameter equal to or smaller than an inside diameter of the annular frame. While an opening of the frame body is being covered by the tape, a suction force is transmitted through the suction holes into the frame body, discharging air from between the tape and the holding surface to bring the tape into intimate contact with the holding surface thereby securing the workpiece of the frame unit to the holding surface.

The invention discloses a fastening workbench based on chemical pipeline welding, which includes a workbench and supporting feet, a groove and a clamping mechanism are arranged on the top of the workbench, a supporting rod is arranged in the groove, and a connecting rod is arranged on the top of the supporting rod , the connecting rod is provided with a cavity, the supporting rod is located in the cavity of the connecting rod, the connecting rod is also provided with a rotating shaft and an adjusting rod, the adjusting rod fastens the supporting rod in the cavity of the connecting rod, and the top of the rotating shaft is provided There is a baffle on which an optical filter is arranged, and the clamping mechanism is composed of two fixed blocks, the fixed block is provided with a movable rod, and the movable rod is provided with a clamping block. When the oil pipeline is welded, the present invention can be operated with both hands, avoiding the single-handed operation from affecting the welding efficiency, and at the same time, can fix the welded oil pipeline, prevent displacement or shaking during welding, and improve the quality of welding.

The invention relates to the technical field of tool equipment, in particular to a pot body welding clamping tool. The pot body welding clamping tool comprises a fixing barrel, a placing table and two extrusion mechanisms, wherein an opening of the fixing barrel faces upwards, and the placing table is located in the fixing barrel and fixed to the bottom of the fixing barrel; the two extrusion mechanisms are located on the upper side and the lower side in the fixing barrel correspondingly; and each extrusion mechanism comprises a plurality of hydraulic barrels arranged on the side wall of the fixing barrel, the hydraulic barrels are arranged in the radial direction of the fixing barrel, and openings of the hydraulic barrels face the axis of the fixing barrel. According to the tool, automatic clamping treatment on a pot body can be achieved, the physical strength for manually supporting the pot body is saved, the operation mode is simplified, the fixing strength of the pot body is improved, the pot body is prevented from shaking and shifting during welding, and the welding quality is improved; and meanwhile, the butt joint precision of the pot body and a bottom support is improved, the machining quality of the pot body is effectively improved, and the practicability is improved.