78results about How to "Efficient welding" patented technology

The invention relates to the technical field of laser welding, in particular to square tube laser welding equipment capable of eliminating moving, jumping and deviation and a welding method.The square tube laser welding equipment comprises lifting plates which are symmetrically arranged, and inclined blocks are fixed to the lifting plates; the translation assembly is arranged on the lifting plate, and a connecting plate is connected to the translation assembly; the lifting mechanism is arranged on the connecting plate, a rotating plate is connected to the lifting mechanism, a welding head is fixed to the end, away from the connecting plate, of the rotating plate, and the lifting mechanism can adjust the distance between the welding head and the connecting plate through the rotating plate; the follow-up rotating mechanism is arranged on the connecting plate and is connected with the lifting mechanism; and the impurity cleaning mechanism is arranged on the rotating plate, the spacing adjusting and controlling assembly is connected with symmetrically-arranged pressing wheels, and during welding, the square pipe can be fixed through the pressing wheels, so that the situation that the welding quality is poor due to the fact that the square pipe jumps in the welding process is prevented.

The invention relates to an automobile body-in-white welding process planning method, which comprises the following steps of: performing data acquisition through terminal equipment, collecting welding process data in a welding process, and monitoring the running state of a welding robot in real time; edge computing nodes are arranged on a welding site and are responsible for preprocessing collected welding process data and extracting knowledge in real time; the cloud constructs a welding process knowledge graph according to the existing enterprise historical data and the welding process data extracted by the edge end knowledge; and after the cloud establishes a welding process knowledge graph, optimizing body-in-white welding process parameters and carrying out optimization solution on a body-in-white welding path and a body-in-white welding spot welding sequence on the basis of an improved artificial neural network-based automobile body-in-white welding process planning method. The method can adapt to different welding scenes and requirements, the method can adapt to shapes and materials of different workpieces, and efficient and accurate welding is achieved.

The invention provides a welding method of an aluminum nitride ceramic heating plate, which comprises the following steps of: firstly, accurately grinding and cleaning a welding surface of an aluminum nitride sleeve and a welding surface of an aluminum nitride plate body, and then printing and coating a welding layer material Y2O3-CaCO3-SiO2-MgO on the welding surface of the aluminum nitride sleeve and the welding surface of the aluminum nitride plate body; and finally sintering to obtain the aluminum nitride ceramic heating plate with good sealing performance, high welding strength and high heat conductivity, and the aluminum nitride ceramic heating plate is suitable for large-scale popularization and application.

The utility model discloses a full-automatic conjoined welding machine which is used for conjoined welding of a supporting rod and a foot rest ring of a swivel chair, the welding machine comprises a machine frame, a rotating disc unit, a supporting rod clamping unit, a foot rest ring clamping unit, a gun feeding unit and a controller, the rotating disc unit comprises a rotating disc and a rotating disc driving mechanism, the support rod clamping unit comprises a support rod clamping mechanism and a turnover mechanism, the footrest ring clamping unit comprises a footrest ring clamping mechanism and a calibration mechanism, and the gun feeding unit comprises a welding gun and a welding gun driving mechanism. The supporting rod clamping mechanism and the footrest ring clamping mechanism are used for carrying out overall overturning operation on the supporting rod and the footrest ring, girth welding can be carried out on two pipe feet of the footrest ring in sequence, the positioning precision and the welding efficiency of a connected welding area are improved, the welding process is automatic, accurate and efficient, and the welding quality is good.

The invention relates to the technical field of welding devices, in particular to an iron tower component rapid welding device which comprises a base, a machining plate is arranged at the upper end of the base, movable supports are arranged at the peripheral corners of the upper end of the machining plate respectively, an upper movable plate is arranged between the two movable supports, and a limiting clamping mechanism is arranged at the upper end of the upper movable plate. The machining device comprises a machining plate, crossed sliding grooves are formed in the upper surface of the machining plate, four component fixing mechanisms are arranged at the upper end of the machining plate, tower feet are arranged among the four component fixing mechanisms, the angle and position of a connecting piece are fixed through a limiting clamping mechanism arranged at the upper end of a base on the machining plate, and manual position fixing is not needed; the safety risk is reduced, and the using effect is prevented from being affected by welding cracks caused by shaking in the machining process; a movable base is arranged on one side of the surface, and a rotary welding mechanism is arranged at the upper end of the movable base.

The invention discloses a short-long wave laser hybrid welding method for aluminum alloy, and belongs to the field of laser welding. The method comprises the following steps: firstly, treating the surface of the aluminum alloy by adopting short-wavelength laser as a pretreatment laser source to enable the surface of the aluminum alloy to be in a molten state; according to the method, aluminum is pre-melted, then long-wavelength laser is adopted for welding, due to the fact that the reflectivity of the aluminum to the infrared laser in the liquid state is remarkably reduced, the pre-melting step creates conditions for follow-up long-wavelength infrared laser welding, the absorption rate of the infrared laser is remarkably improved, and loss of laser energy is reduced; according to the process, the utilization rate of welding energy is optimized and the welding quality is improved by utilizing different heating effects of lasers with different wavelengths on the surface of the aluminum alloy.

The utility model is suitable for the technical field of sheet metal part welding, and provides a sheet metal part welding device which comprises a base, an L-shaped back plate, a welding platform and a welding platform, wherein the top of the base is provided with the L-shaped back plate; the transverse limiting rods are fixedly mounted on the inner wall of the base; the two limiting grooves are formed in the base; the butt joint mechanism is arranged on the base, and the butt joint mechanism is used for butt joint of sheet metal parts; the two turnover mechanisms are arranged on the butt joint structure and used for controlling the sheet metal parts to turn over; and the two clamping and fixing mechanisms are arranged on the two overturning mechanisms correspondingly, and the two clamping and fixing mechanisms are used for clamping and fixing the sheet metal parts. The sheet metal part welding device provided by the scheme not only has the functions of clamping, fixing and butting sheet metal parts, but also can control the sheet metal parts to turn over in the welding process, so that the welding process is time-saving and labor-saving, and the welding efficiency is relatively high.

The invention relates to the technical field of building material welding, in particular to a full-automatic multi-point mesh welding machine based on a rolling type positioning structure, which comprises a bottom plate, two bases and two guide rails are arranged at the top of the bottom plate, an electric sliding plate is slidably connected in the bases, an electric sliding seat is slidably connected in the guide rails, and a bearing frame is fixedly connected to the top of the electric sliding plate. A circular groove is formed in the inner side of the bearing frame, a rotary disc is movably connected into the circular groove through a bearing, and a material supporting assembly is arranged on the outer side of the rotary disc. Compared with the prior art, a plurality of annular metal positions are fixed in advance, then the material clamping assembly and the material supporting assembly are matched with each other, continuous feeding, continuous positioning and fixing of long-strip metal are achieved, and the process has the advantages of automatic feeding, automatic butt joint fixing and positioning and automatic welding position switching; and the welding efficiency and quality of the reinforcement cage are greatly improved.

The invention relates to a welding bottom plate and a welding method. The welding bottom plate comprises a base, a boss and a lifting table, the boss is arranged on one side of the base in the thickness direction and extends in the first direction, the boss is provided with a first end, a second end and a bearing face, the first end and the second end are oppositely arranged in the first direction, the bearing face is connected between the first end and the second end, and the bearing face is used for bearing a welding strip; and in the thickness direction of the base, compared with the first end and the second end, the bearing surface is sunken towards one side close to the base. The lifting table is arranged on the base in an extending mode in the second direction and used for supporting the battery piece, and the lifting table is provided with a working position and can move in the third direction so as to be close to or away from the working position; under the condition that the lifting table is located at the working position, the battery piece abuts against the welding strip. Wherein the first direction, the second direction and the third direction intersect pairwise.

The application relates to an argon pressure maintaining and cooling integrated device for stainless steel pipeline welding, and relates to the technical field of metal material welding, which comprises a welding bin, the outside of the welding bin is provided with an argon pressure maintaining mechanism, the inside of the welding bin is provided with a cooling mechanism, the argon pressure maintaining mechanism comprises a gas storage tank, the outside of the gas storage tank is fixedly connected with a blower, the outside of the blower is fixedly connected to the top of the welding bin, the outside bottom side of the welding bin is provided with a filtering assembly, and the outside of the filtering assembly is fixedly connected to the outside of the gas storage tank. The application has the advantages that through an argon circulation system, the gas storage tank, the blower and the filtering assembly are cooperatively operated, the resource utilization efficiency is improved while the welding quality is ensured, argon is delivered to the welding bin by the blower to form a protective gas layer, oxygen is effectively isolated, oxidation during the welding of the stainless steel pipeline is prevented, and the welding process is efficient, environmentally friendly and economical.

The invention relates to the technical field of welding robots, in particular to a pipeline crawling welding robot which comprises a crawling seat, a fixing seat is fixedly connected to the crawling seat, a rotating frame is rotatably connected to one side of the fixing seat, an adjusting mechanism is rotatably connected to the interior of the rotating frame, and a water retaining cover is rotatably connected to the adjusting mechanism. A water retaining cover is arranged in the pipeline crawling welding robot, a welding equipment base is rotatably connected in the water retaining cover, a transmission mechanism is rotatably connected in the water retaining cover, and a drainage removing mechanism is arranged in the water retaining cover in a sliding fit mode. An environment without flowing water is formed for welding, flowing water is effectively isolated, water flow is prevented from interfering with the welding process, welding defects such as cracks and air holes caused by too fast cooling are reduced, a robot can conduct welding efficiently in a flowing water pipeline, manual intervention is reduced, and the welding quality is improved.

The invention discloses a copper flexible connecting piece welding machining line for a new energy automobile battery, and relates to the technical field of copper flexible connecting piece machining. Comprising a supporting frame plate, a driving assembly is arranged on the supporting frame plate, an ascending plate and a descending plate are arranged on the driving assembly, and heating blocks are fixedly installed on the ascending plate and the descending plate; a linkage assembly is arranged on the upper end face of the supporting frame plate, a containing sliding block is arranged on the linkage assembly, a containing groove is formed in the containing sliding block, and the containing groove is used for containing a copper flexible connecting piece. An auxiliary assembly is arranged on the placing sliding block, and the driving assembly comprises a driving motor fixedly installed on the supporting frame plate. Through cooperative use of the driving assembly, the linkage assembly and the auxiliary assembly, high-precision and stable welding of the copper flexible connecting piece is achieved, the structural design is flexible, the device can adapt to workpieces with different thicknesses, and the efficiency and universality of a welding machining line are effectively improved.

The invention belongs to the technical field of printing production, and particularly relates to a solar module printing device and process. A base is included; a vertical plate is fixedly connected to one side of the upper end face of the base, a scraping mechanism is rotationally connected to the other side of the upper end face of the base, and a fixing mechanism is connected to the middle of the upper end face of the base. The upper end face of the vertical plate is fixedly connected with a top plate. A conveying mechanism is mounted on the top plate in a sliding manner; the conveying mechanism and the scraping mechanism sequentially move back and forth above the fixing mechanism for printing; the fixing mechanism comprises a first baffle and a second baffle; the first baffle is fixedly installed in the middle of the upper end face of the base. The second baffle is slidably installed on the base. Two pistons are fixedly mounted on the first baffle; the other end of the piston is fixedly connected with the second baffle plate; a corner fixing mechanism is arranged between the two pistons; the solar cells with different sizes can be fixed; and the stability in the solder paste printing process is ensured.

The present application is a welding method for a busbar (6) having the following steps: preparing the busbar (6) having a first flat portion (2), a curved portion (5), and a second flat portion (1) in this order in the longitudinal direction; bringing the joint surface (4) of the joined body (3) into contact with the first flat portion (2) of the busbar (6); and performing butt welding by irradiating laser light to a groove portion (7) formed by the joint surface (4) of the joined body (3) and the curved portion (5) of the busbar (6), thereby joining the busbar (6) to the joined body (3).

The present invention discloses an electron beam welding method for a spatial intersecting structure of a pipe and a hyperbolic shell, which belongs to the field of welding of metal material structural parts, and specifically includes the following steps: S1: opening a hole in the hyperbolic shell; S2: pipe processing: the pipe can be prepared by forging processing or sheet rolling welding according to the thickness of the pipe wall; a process boss is set in the intersecting area of ​​the pipe and the hyperbolic shell; S3: intersecting structure assembly: assembling the pipe and the hyperbolic shell; S4: welding: performing zone welding according to the circumferential thickness curve of the intersecting weld to be welded. The present invention uses an electron beam welding method to design the welding area form of the pipe and the hyperbolic shell in a targeted manner and develop a welding process, and uses a vacuum electron beam welding process for welding of unequal thickness space welds in the intersecting area of ​​the pipe and the hyperbolic shell, which greatly improves the welding efficiency, is not prone to internal welding defects, and realizes high-quality, efficient and low-cost welding of the pipe and head plug-in welds on the end cover of a large-size titanium alloy heat exchanger.

The present invention relates to a welding pressure control system, a welding pressure control method using the same, and a welding subject thickness measuring method using the same, and more particularly, to a welding pressure control system, which controls welding pressure via feedback control of ascent and descent of a horn on the basis of a pressure value sensed according to the ascent and the descent of the horn, and a welding pressure control method and welding subject thickness measuring method using the welding pressure control system. The present invention provides a welding pressure control system characterized by including: an anvil on which a welding subject is supported; a horn that is provided to face the anvil and presses the welding subject; an elevating unit that supports the horn to be ascendable and descendable; a sensing unit that senses a pressure value varying depending on the ascent and the descent of the horn; and a control unit that controls driving of the elevating unit on the basis of the pressure value obtained from the sensing unit, wherein the elevating unit includes a motor, a screw that receives driving power from a rotary axis of the motor and rotates, a vertically movable part that is coupled to the screw and moves vertically

The utility model discloses a welding ball net rack node small-included-angle welding line welding device, and relates to the technical field of net rack welding. Comprising a gun body, one end of the gun body is provided with a gas spraying assembly for spraying argon to a weld joint, the end, extending into the gun body, of the gas spraying assembly is communicated with an annular pipe, the annular pipe is fixedly connected and communicated with a gas supply guide pipe, a wire feeding assembly for providing a tungsten electrode is arranged in the gun body, and the welding end of the tungsten electrode and the gas spraying assembly are arranged on the same side of the gun body. The outer wall of the gun body is fixedly connected with a handle. The end, away from the annular pipe, of the air supply guide pipe penetrates through the handle and extends out of the handle. The air injection assembly comprises symmetrically-arranged air outlet parts. According to the welding device, the tungsten electrode can effectively abut against a welding seam at the position of a small included angle, meanwhile, argon can be sprayed to a welding area of the tungsten electrode through the two gas outlet parts, stable argon spraying is effectively provided for the welding position, and the small included angle formed between a rod piece and a welding ball can be effectively welded through the tungsten electrode.

The invention relates to an automatic air-filled cooling rolling welding machine, which has a base, a first cage door and a second cage door arranged on the base, and the first cage door and the second cage door are provided with through holes; the second cage door is provided with a welding assembly, the welding assembly includes a slewing bearing, a web plate, a rolling welding gun, and a copper table, the rolling welding gun includes a copper bar, a welding roller and a radiator, the radiator is coaxially arranged with the welding roller and fixedly connected, the radiator is located between the web plate and the welding roller, a heat dissipation channel for injecting coolant is provided in the radiator, the copper bar is fixed on the welding roller, the welding roller is also provided with an airway for the welding roller, the web plate is provided with a liquid storage tank and an air storage tank, the liquid storage tank injects coolant into the heat dissipation channel through a water pump, the air storage tank passes gas into the airway through an air pump, and the welding roller cooperates with the copper bar and the copper table to weld the steel skeleton. The invention can realize the automatic air filling and cooling of the welding roller, which is convenient and efficient.

The invention mainly relates to a method for carrying out laser welding on important stressed parts of a vehicle, in particular to aluminum-silicon coating hot-formed steel of a B column. Specifically, the invention provides a laser welding method for welding vehicle parts made of aluminum-silicon coated hot-formed steel, comprising welding along a predetermined continuously wound welding path (2) to form a continuous weld seam, the continuous weld seam forming a segmented welding area (5). In the welding process of at least one section (21) in a welding path (2), the method at least comprises the following steps that S1, the section (21) is preheated before laser scanning welding, so that the adverse effect of an aluminum-silicon coating on the welding seam quality is reduced; s2, laser scanning welding is conducted on the sections (21); and S3, laser scanning post-welding heating is conducted on the affected area of laser scanning welding in the step S2. A corresponding laser welding system (1) is also disclosed. According to some embodiments, welding can be performed efficiently and with high quality.

The invention discloses a non-contact welding method for diamond and quartz glass. The non-contact welding method comprises the steps that a diamond composite sheet and a quartz glass sheet are subjected to ultrasonic cleaning and blow-drying; naturally stacking the quartz glass sheets on the diamond compact to form non-contact assembly; transmitting femtosecond laser, focusing the femtosecond laser on the interface of the quartz glass sheet and the diamond compact, and welding along the outer edge of the quartz glass sheet to form a welding sample; the welding sample is placed in an annealing furnace to be subjected to annealing treatment; carrying out welding strength test on the annealed welding sample to obtain shear strength; in the whole welding process, femtosecond laser welding has extremely high peak power and extremely short energy deposition time, a heat affected zone can be controlled at the micro-nano scale, and generation of thermal stress and cracks is effectively restrained; an efficient and reliable method is provided for micro-nano connection of superhard heterogeneous materials, and high-strength welding of the diamond sheet and the quartz glass sheet under the non-clamping and non-contact conditions is achieved.

The utility model discloses a seat framework welding tool which comprises a fixed bottom frame, a longitudinal limiting mechanism and a pressing and fixing mechanism, and a plurality of limiting lifting seats are arranged on the fixed bottom frame; the limiting lifting seat is suitable for bearing a main body frame; the two longitudinal limiting mechanisms are installed on the fixed bottom frame in a sliding mode, and the two longitudinal limiting mechanisms abut against the two longitudinal sides of the main body frame. The pressing and fixing mechanism is installed on the fixing bottom frame and the longitudinal limiting mechanism, and the pressing and fixing mechanism abuts against the upper surface of the main body frame. The seat framework can be accurately positioned, the operation process is simplified, and the working efficiency is improved.

The utility model provides an AP surface part assembling and welding production line, which relates to the technical field of automobile part production and comprises a robot front-end suction nozzle assembly, and an AP surface part assembling triple-speed chain assembly is arranged on the robot front-end suction nozzle assembly. According to the utility model, the pushing rod in the working cavity is driven by the pusher to push, the working cavity is isolated and protected by the working cover plate, and finally, the transmission crawler belt is nested on the outer surface of the working cover plate, so that articles can be placed on the transmission crawler belt for transportation, and efficient assembly and welding of face parts are realized; and the production efficiency and the product quality are improved. According to the design of the process, connection and coordination among all the assemblies are considered, and smooth operation and efficient production of the production line are ensured. By means of the automatic production line, an enterprise can achieve automation and intellectualization of the production process, the production efficiency and the product quality are improved, and new power is injected for development of the enterprise.

This invention relates to the field of laser welding technology and discloses a dual-module linkage four-station laser welding equipment, comprising: a welding frame; a mounting platform for mounting and positioning the parts to be welded; and welding components for performing linkage multi-station welding on the positioned parts. The welding components are arranged in two sets, symmetrically distributed around the center line of the mounting platform. This dual-module linkage four-station laser welding equipment, through the configured welding components, enables synchronous multi-station welding in a dual-welding-module state. It can efficiently weld parts with array features without excessive manual intervention. After welding, the welding torch position can be quickly restored through a pressing operation, and then, by changing the rotation angle, rapid repositioning welding can continue at multiple welding positions, satisfying the requirements of rapid four-station welding in a dual-module environment. This ensures both welding quality and improves the welding efficiency of the parts.

The utility model discloses a wave trap, including shell and be located in the inner shell of shell, fixedly connected with inner core and inductance coil on the inner shell, be equipped with the aperture unit for fixing inner core and inductance coil on the inner shell, form the cambered surface unit between aperture unit and the outer wall of inner shell, and aperture unit extends to the inside of inner shell and forms the convex unit, and aperture unit intercommunication cambered surface unit and convex unit. The utility model discloses reasonable structure design, and the aperture of inner shell side surface and bottom surface all adopt non - material punching process, and the aperture around convex circle forms convex unit, increases the interface of the component of interface, and the cambered surface unit is formed to the outside of aperture, forms the tin dissolving groove, makes tin not to flow to other position, guarantees that tin and the interface of component are covered well, thereby guarantees that the welding is good, and it is not easy to appear the phenomenon of false welding.

The invention relates to an anti-splashing chip pre-packaging cover body and a chip pre-packaging method, the anti-splashing chip pre-packaging cover body comprises an annular wall and a mold sheet layer, and the annular wall and the mold sheet layer are both made of polydimethylsiloxane; one end of the annular wall is connected to the peripheral edge of the mold sheet layer, the annular wall is perpendicular to the mold sheet layer, and a concave structure which is arranged corresponding to a pattern on a pre-packaged chip and has the same shape as the pattern on the pre-packaged chip is formed on one side surface, close to the annular wall, of the mold sheet layer; the inner side wall of the annular wall is matched with the peripheral edge of the pre-packaged chip, and the axial height of the annular wall is larger than the thickness of the pre-packaged chip, so that when the inner side wall of the other end of the annular wall is fixed to the peripheral edge of the pre-packaged chip, an avoiding gap is reserved between the inner surface of the mold sheet layer and the top of the pre-packaged chip. The surface of the surface acoustic wave filter can be isolated, so that splashes generated in the welding process are effectively isolated, the filter is protected against pollution, meanwhile, the packaging process is simplified, the cost is reduced, and the production efficiency and the product quality are improved.

A heat pipe and heat conduction substrate welding device for aerospace electronic equipment comprises a pressing plate and a supporting plate which are arranged on the upper surface and the lower surface of a heat conduction substrate in a pressing mode respectively. A pressing strip is arranged on the upper surface of the pressing plate and right above each welding surface, and a space for pressing the heat pipe is reserved between the pressing plate and each welding surface; and a supporting unit is arranged between the supporting plate and each welding surface. By means of reasonable arrangement of component structures, poor welding quality and stability caused by the fact that local areas of the heat pipes are not in complete contact with welding faces in the welding process are avoided, effective welding of the heat pipes and the heat conduction substrate in the high-temperature environment is achieved, and meanwhile compactness and light weight of the welding device are guaranteed. The whole device is easy to implement, efficiency is greatly improved, labor, time and cost are saved, welding quality and stability of the heat pipe are improved, and heat dissipation reliability of aerospace electronic equipment is guaranteed.

The application provides a thick plate ring joint narrow gap arc welding process, which comprises two groups of to-be-welded cylinders in butt joint, forms a narrow gap weld, and the narrow gap weld is in a ring state; a coordinate system is established with the center of the to-be-welded cylinder as an origin, the normal line of the cylinder as a Z-axis direction, an X-axis as a horizontal direction and a Y-axis as a vertical direction; a metal backing plate is arranged in the narrow gap weld, the metal backing plate is at an angle of 45 degrees with the normal line of the to-be-welded cylinder, and a triangular area is formed between the metal backing plate and the to-be-welded cylinder; a welding gun moves in the X-axis and Y-axis directions, completely fills the triangular area, completes initial weld filling, and the welding pool plane is parallel to the X-axis; the welding gun moves along the X-axis direction, meanwhile, a roller frame drives the to-be-welded cylinder to roll, the welding pool plane is always parallel to the X-axis, and the metal backing plate intersects with the welding pool plane at the welding end point and is perpendicular to the welding pool plane; the welding gun moves along the X-axis direction, meanwhile, the welding gun is lifted along the Y-axis direction.

The utility model belongs to the technical field of power distribution cabinet production, and particularly relates to a plate welding device which comprises a base, a right-angle seat is installed on the base, clamping assemblies are arranged on a bottom plate and side plates of the right-angle seat respectively, a sliding groove is formed in the bottom plate of the right-angle seat, double screws are rotationally connected to the inner walls of the sliding groove respectively, and the double screws are connected with the right-angle seat and the side plates of the right-angle seat respectively. The thread directions of the first screw rod and the second screw rod are symmetrical and opposite, clamping bases are installed on the sliding blocks, a first metal plate is placed on a bottom plate of the right-angle base, the two clamping bases clamp and fix the first metal plate, then the pressing plate presses the first metal plate, and the first metal plate is clamped and fixed through the clamping bases. According to the structure, the first metal plate and the second metal plate are clamped on the right-angle seat, so that the welding position of the first metal plate and the second metal plate is kept stable, the angle is accurate, the stability of the metal plates is improved, and the welding quality of the metal plates is improved. And the welding quality can be improved.

This invention discloses a laser welding method for ultra-narrow steel-shell batteries, comprising S1. incoming material preparation, S2. positioning and transfer, S3. laser welding parameter setting, S4. laser welding, S5. post-weld inspection, S6. sorting and traceability, and S7. fixture return. This method solves the technical problems of low welding precision, unstable weld quality, poor compatibility, and difficult traceability in ultra-narrow steel-shell battery casings. The method deeply integrates a high-precision magnetic levitation fixture return system, CCD vision-based precise positioning, differentiated laser welding modes, and a full-process MES traceability system. Specifically adapted to the structural characteristics of ultra-narrow steel shells, it achieves efficient and high-precision welding of the steel shell and casing through precise control of welding parameters and process coordination. This invention ensures that weld dimensional accuracy, penetration depth, and sealing meet requirements, enables full-process information traceability in welding, improves production efficiency and product qualification rate, and is suitable for automated mass production of ultra-narrow steel-shell batteries.

The application discloses a consumable box, and relates to the technical field of printing consumables. The consumable box is detachably installed in a printer and comprises a box body. The box body comprises a chip mounting portion and a positioning portion. The positioning portion shields the chip mounting portion in the vertical direction. The positioning portion is formed by removing at least part of the structure. The avoiding positioning portion is used for exposing at least part of the adapter chip contact points of the adapter chip arranged in the chip mounting portion in the vertical direction. The vertical direction is perpendicular to the plane where the mounting surface of the adapter chip contact points is located. By removing at least part of the structure on the positioning portion to form the avoiding positioning portion, the adapter chip contact points of the adapter chip arranged in the chip mounting portion are exposed, so that the pressure welding machine can effectively perform welding, the adapter chip is quickly installed, and the installation efficiency of the adapter chip is improved. In addition, the avoiding positioning portion facilitates the re-recording of the adapter chip contact points.