52results about How to "High welding consistency" patented technology

The invention discloses a full-automatic welding device for a fixed contact and a silver point. The full-automatic welding device comprises a workbench and is characterized in that a fixed contact vibrating disc feeding device, a silver point vibrating disc feeding device, a transfer assembly table and an automatic spot-welding device are arranged on the workbench, wherein a fixed contact transfer device is arranged between the fixed contact vibrating disc feeding device and the transfer assembly table, an automatic spot-welding device is further arranged on an advancing route of the fixed contact transfer device, a sliver point transfer device is arranged between the silver point vibrating disc feeding device and the transfer assembly table and a fixed contact and silver point clamping and transferring device is arranged between the transfer assembly table and the automatic spot-welding device. The full-automatic welding device is high in degree of automation and can improve the production efficiency and the welding quality.

An automatic welding working station for an automobile container hinge plate comprises a welding robot, a rotating disc feeding mechanism, a tube material loading mechanism and a hinge blank plate loading mechanism; the rotating disc feeding mechanism comprises a rotating disc and a welding positioning fixture; the welding positioning fixture rotates with the rotating disc step by step to a station corresponding to the tube material loading mechanism and/or the hinge blank plate loading mechanism; a tube material and a hinge blank plate which need to be welded are correspondingly placed on thewelding positioning fixture in a positioned manner; the tube material loading mechanism comprises a material discharging groove, a material loading guide groove and a material loading push block; tube materials roll to the material loading guide groove one by one; the material loading push block pushes the tube materials on the material loading guide groove to the welding positioning fixture; thehinge blank plate loading mechanism comprises a magnetic attracting plate and a transferring power component; the magnetic attracting plate attracts the hinge blank plate by using a magnetic attracting force; and the magnetic attracting plate moves the hinge blank plate to the welding positioning fixture. The automatic welding working station for the automobile container hinge plate has the characteristics of high automation degree, high welding efficiency, stable welding quality, good welding effect and low worker labor intensity.

The invention belongs to the technical field of welding machines, and in particular relates to a full-automatic laser welding machine for a square workpiece. The laser welding machine comprises a support table, a clamp turntable arranged on the support table, a loading and unloading manipulator for transferring the workpiece to the clamp turntable and a positioning and welding unit for positioning and welding the workpiece on the clamp turntable, wherein both the loading and unloading manipulator and the positioning and welding unit are arranged on the support table. Compared with the prior art, the laser welding machine has the advantages that: the loading and unloading manipulator can automatically finish loading and unloading of the workpiece; the turntable clamp can ensure that the positioning and welding unit keeps the material in an abundant state all the time, so that the efficiency is improved; the workpiece is jointed with an upper pressing block under the action of a jacking cylinder through a correcting block in the positioning and welding unit and then welded, so that the assembly precision can be ensured, and the high welding quality is ensured; due to double laser heads, the welding efficiency can be ensured, and the high welding quality, the welding efficiency and the welding consistency are improved; and therefore, the laser welding machine has quite broad application range and prospect.

The disclosed positioning system includes welding set, precision 3D servomechanism composed of 3D servomotor and worktable, micro optical unit, microcomputer, and digital pick-up head. The system possesses functions of automatic image recognition and microposition, and operational functions: determining position of welding spot by mouse click, automatic storing calculation, reaching to the designated position, and completing welding. It is possible to modify manual ultrasonic welding machine to automatic welding machine by using the invention. Comparing with manual welding machine, the system possesses advantages: lowering labors intensity, raised work efficiency to 4 - 6 times, high positioning precision (í‚0.005mm), good welding quality, and easy of use etc. Comparing with automatic ultrasonic welding machine, the system uses mouse to replace trackball so as to raise positioning precision, lower cost, and provide intuitive operation.

The invention belongs to the technical field of welding machines, and particularly relates to a full-automatic welder device and an operation method. The device comprises a cabinet, a turntable fixture, a feeding mechanism, a prepressing mechanism, a loading mechanism, a leveling mechanism, a welding mechanism, a discharging mechanism, a spot welder and a controller, wherein the turntable fixture is arranged on the cabinet, a workpiece is transferred onto the turntable fixture by the feeding mechanism, the prepressing mechanism is arranged on the cabinet, the loading mechanism is positioned on one side of the turntable fixture, the leveling mechanism is placed above the turntable fixture, the welding mechanism is arranged above the turntable fixture, the discharging mechanism is arranged on one side of the turntable fixture, the spot welder is disposed on one side of the loading mechanism, and the controller is arranged above the welding mechanism. The full-automatic welder device has the advantages that the device is high in compatibility, and is applicable to various types of products only by means of increasing or reducing assorted cushion blocks with proper heights, accordingly, fine adjustment is omitted, debugging difficulty is reduced, and type changing time is saved; and labor is saved, one person can operate multiple machines, and the quality of products, the qualified rate of the products, the consistency of the products and work efficiency are improved.

The invention discloses a flexible assembly welding robot workstation that comprises a global vision unit, a flexible welding robot group, a gantry truss detection unit, a master control unit and a conveying platform; the flexible welding robot group is arranged on the two sides of the conveying platform, welding workpieces are arranged on the conveying platform, the global vision unit is arrangedon the periphery of the flexible welding robot group, the gantry truss detection unit is arranged above the conveying platform, and the flexible welding robot group is controlled by the master control unit to conduct welding according to obtained image information. The high integration degree, high flexibility and high efficiency of the welding robot are achieved, the problems that manual assembly spot welding position deviation is large, and workpiece consistency is poor are solved, and the workpiece clamping and transferring frequency is effectively reduced. Multi-position assembly spot welding of workpieces is achieved, seamless connection of welding procedures is achieved, and the assembly precision, the welding consistency and the welding quality are improved.

The invention discloses an efficient double-welding-head combined welding device. The welding device comprises two different welding device bodies which can be driven by an adjusting device to be adjusted in a multidirectional manner and carry out synchronous welding. By the adoption of the scheme, time for repeated transportation and clamping of workpieces and welding machines is saved. Synchronous automatic welding through two welding manners is achieved, the welding efficiency and the welding consistency are improved, and the labor intensity is reduced.

The invention discloses a welding method of a battery module. The welding method comprises the following steps of: dividing first busbars connecting to first terminal posts of batteries and second busbars connected to second terminal posts of the batteries into a plurality of regions; and sequentially welding the first busbars in each region on the corresponding first terminal posts and welding the second busbars in each region on the corresponding second terminal posts until the first busbars in all the regions are welded on the corresponding first terminal posts and the second busbars in allthe regions are welded on the corresponding second terminal posts. Therefore, the welding efficiency is improved, the welding procedure is simplified, and the welding consistency and stability of theregion where the first busbars and the second busbars face each other are relatively high.

The invention discloses a welding mechanism of a shock absorber welding machine. The welding mechanism comprises a first installation plate and a base, wherein a shock absorber installation and fixation mechanism, and a location device matched with the shock absorber installation and fixation mechanism are arranged on the first installation plate respectively; and a first welding gun used for welding a shock absorber spring disc, and a second welding gun used for welding a shock absorber support are arranged above the first installation plate respectively. The welding mechanism disclosed by the invention is simple and reasonable in structure, convenient to operate, low in manual labour intensity, low in the degree of dependence on the technology of an operator, and beneficial to improve the welding quality and consistency of products and reduce the rejection rate.

The invention discloses a welding device. The welding device comprises a welding mechanism, a bracket, and a pressing mechanism fixed on the bracket; the welding mechanism includes a plate-shaped welding ground electrode and multiple welding electrode needles; multiple guide grooves are formed in one end, towards the pressing mechanism, of the welding ground electrode; the multiple welding electrode needles are arranged on one side of the welding ground electrode, and are opposite to sawtooth-shaped guide grooves one to one; and the pressing mechanism includes a driving device fixed on the bracket, and a fixed block fixed on the driving device and capable of moving up and down under driving of the driving device. The welding device realizes the function of synchronously welding multiple products, improves the welding efficiency, and prevents bad welding quality caused by nonuniform welding in joints of welded products.

The invention provides a steel pipe welding device which comprises a welding portion and an adjusting portion. The welding portion comprises a containing seat, a fixed seat, a connection portion, a welding machine seat, fixing supports, heating plates and welding heads; the adjusting portion comprises a matching part, a rotating mechanical arm and a propulsive pipe; the containing seat is fixed on a machine tool body, at least one connection pipe is arranged on the containing seat, each connection pipe is internally provided with a connection circuit, the fixed seat is provided with a clamping portion, the welding machine seat is provided with at least four fixing backing plates, the lower portion of each fixing backing plate is provided with a long-strip-shaped fixing support, the heating plates are clamped on the corresponding fixing supports, and the bottom of each heating plate is provided with a welding head. According to the steel pipe welding device, the welding machine seat, the fixing supports, the heating plates and at least four welding heads of the welding portion are arranged again, the welding efficiency, the welding accuracy and the uniformity can be greatly promoted, and the welding portion is simple in structure, easy to manipulate and control and good in welding effect.

An aluminum alloy and steel optimized welding method based on magnetic control resistance spot welding comprises the steps that a steel plate and an aluminum alloy plate are arranged between an electrode and a controllable magnetic field, Joule heat is generated in the steel plate by applying welding current, and the temperature of the side, close to the steel plate, of the aluminum alloy plate is evenly increased through the blocking effect of a high-resistivity oxidation film between the steel plate and the aluminum alloy plate; and the side, close to the steel plate, of the aluminum alloy plate is molten to form molten aluminum alloy, the molten aluminum alloy flows and is stirred at a high speed under the action of Lorentz force generated by a magnetic field and current, aggregation of oxide film defects near an interface is inhibited, and thin and uniform intermetallic compounds are formed by heterogeneous materials on the two sides of the interface. By heating a steel side resistor, the heat input of the aluminum side is reduced, the thinning of the aluminum plate is reduced, the surface indentation of the aluminum plate is eliminated, and the thickness of an interface intermetallic compound layer is controlled; and lorentz force is generated through interaction of an external magnetic field and current, molten aluminum alloy is driven to flow at a high speed, the aluminum side nugget structure and defect distribution are improved, and the mechanical performance of a welded joint is improved. By avoiding direct contact between a copper electrode and an aluminum plate, electrode abrasion is reduced, and the performance, appearance quality and welding spot quality stability of an aluminum steel spot welding joint are improved.

The invention discloses a splicing and welding tool of a car body truss structure, and relates to the technical field of truss splicing tools. The splicing and welding tool comprises a car tail assembly tool, a chassis splicing tool and a car head assembly tool, wherein a car tail support column and a truss support column are arranged on the upper surface of the car tail assembly tool, a connecting column is arranged on one side surface of the car tail assembly tool, the chassis splicing tool is installed on one side surface of the connecting column, and a cross beam support frame is arrangedon the upper surface of the car head assembly tool. According to the splicing and welding tool, the sealing end of a car body is formed into a team, so that the implementation of the process is increased; a fixture structure is optimized, so that a fixture can meet the truss body welding technical requirements; a sliding plate is additionally installed so as to control and position key dimensions,so that the welding consistency is increased, and the quality problem caused by welding is reduced; and the fixture combination is diversified and modularized, so that the combined welding of all positions of the truss body is satisfied, the piece assembly time is shortened, and the welding quality of the truss body and the welding speed are obviously increased.

The invention discloses a double-sided laminated airtight brazing system and method in a 3D microwave radio frequency module. The double-sided laminated airtight brazing system comprises an upper tool, a connector, a connector solder ring, a module tube shell, substrate solder, a substrate, surface layer device solder, a surface layer device, elastic tools and a lower tool. The connector and the connector solder ring are arranged between the upper tool and the module tube shell. The substrate solder, the substrate, the surface layer device solder, the surface layer device and the elastic toolsare arranged between the lower tool and the module tube shell. According to the double-sided laminated airtight brazing system and method in the 3D microwave radio frequency module, a double-sided one-time welding mode is adopted, the upper tool and the lower tool are used for clamping devices to be welded, one or more surface layer devices to be welded are limited on the welding face through oneor more elastic tools, and therefore the surface layer device is ensured not to fall off in the welding process, one-time laminated welding of one or more surface layer devices to be welded is achieved, and high welding penetration rate and airtight brazing can be guaranteed for microwave dielectric plates, surface layer devices and connectors of different shapes and types.

The invention provides an online induction soldering system. The online induction soldering system comprises a controller, a conveying device, a first positioning device, a robot, a feeding device andan induction soldering heating device, wherein the conveying device, the first positioning device, the robot, the feeding device and the induction soldering heating device are connected with the controller separately, and the first positioning device and the induction soldering heating device are both arranged on the robot; the first positioning device is configured to position a soldering pointof a to-be-treated product and determine the position of the soldering point; the robot is configured to move the first positioning device to a soldering station and move the induction soldering heating device to the position of the soldering point; the feeding device is configured to convey a soldering flux to the soldering point; and the induction soldering heating device is configured to perform induction heating soldering on the soldering point. According to the online induction soldering system, by additionally arranging the first positioning device, intelligent positioning and recognition of the position of the soldering point are realized; and by adjusting the position of the induction soldering heating device through the robot, intelligent induction heating of the soldering point is realized. Thus, intelligent induction soldering of the online to-be-treated product is realized, and the soldering efficiency and soldering consistency are improved.

The invention discloses an automatic welding tool for an automobile grille decorating part. The automatic welding tool comprises a base and an upper die surrounding frame, wherein profiling blocks are distributed on the upper side of the base, and the upper ends of the profiling blocks are configured to adapt to the outer contour of a grille and are used for positioning and supporting the grille; the upper die surrounding frame is located above the base, an upper die plate is installed in the upper die surrounding frame in a vertically movable mode through first air cylinders arranged at the two ends, pressing blocks are distributed on the lower side of the upper die plate, and the pressing blocks are connected with second air cylinders and are used for driving the corresponding pressing blocks to move up and down; and via holes are distributed in the upper die plate, and the via holes are configured at the positions corresponding to a decorating part welding area and are used for allowing welding heads to pass through. The automatic welding tool has the beneficial effects that the structure is simple, operation is facilitated, stability is high, automatic welding of the decorating part is facilitated, production efficiency is greatly improved, and production consistency and product quality can be guaranteed.

The invention discloses welding equipment. The welding equipment comprises a tool trolley, a guide part, a main frame and a welding suspension, the welding suspensions are arranged on the main frame, the number of the welding suspensions is at least three, mounting pieces for mounting and fixing welding guns are arranged on the welding suspensions, and the welding suspensions are linearly distributed; the tool trolley is used for placing a to-be-welded part and is arranged below the welding suspension; the tool trolley is matched with the guide part, and the guide part guides the tool trolley to move in the linear direction of the welding suspension. Compared with the prior art, the scheme has the advantages of stable welding quality, high welding consistency and high overall welding efficiency, and has high practicability.

The invention relates to rotary clamp equipment for a manipulator. The rotary clamp equipment comprises a fixing frame component, a rack, locking fixing plates, adjustment plates, locking bolts and foundations, wherein the locking fixing plates are weld on the rack; the locking bolts are mounted on the locking fixing plates in a threaded connection manner; the foundations are welded below the rack; the fixing frame component is mounted on the rack via bearings in a rotary manner; gripper jaws can clamp a workpiece by adjusting clamp bolts; the fixing frame component is rotated to an appropriate angle and then the locking bolts are locked ; and the equipment can be matched with the manipulator for operation at any angle. The rotary clamp equipment for the manipulator reduces labor intensity of a worker, improves product quality, and lowers labor cost as work to be accomplished by three persons originally can be accomplished only by one person at present; more appropriate gripper jaws can be replaced according to different workpiece shapes at the same time; the locking angle is adjusted by self weight and inertia of the workpiece; no electric energy is consumed; and the equipment is energy-saving, environmentally-friendly, safe and reliable and reduces work injuries.

The invention relates to an auxiliary welding active agent and a novel nut projection welding method for enhancing welding penetration. The auxiliary welding active agent comprises the following steps: 1) first, blending and forming the active agent by powder and a binder in a mass ratio of 1: (4-6), and then diluting the active agent by using acetone at a proportion of 1(1.5-3): 1, wherein the powder is prepared from the following components in percent by mass: 50-60% of carbon black, 4-10% of CaF2, 16-25% of TiO2 and 15-27% of Mn; 2) putting the prepared active agent in a special active agent box; 3) mounting the active agent box on a conveying structure of a nut conveyor; and 4) carrying out nut projection welding, wherein a nut passes the active agent box in a conveying process, so that the active agent is dipped in nut projection welding. The welding penetration can be improved greatly, the consistence of multi-emboss welding of the nut is improved, forming defects such as pseudosoldering and splashing are improved, and high-efficiency nut projection welding is achieved. The method reduces the probability of pseudo soldering greatly, cancels a repair welding step, improves the welding efficiency, reduces the energy consumption, saves the cost, and improves the welding quality of nut projection welding greatly.

The invention relates to an S-shaped steel positioning and shaping device. The S-shaped steel positioning and shaping device comprises a workbench and oil cylinders, wherein a lower cross beam is arranged at the lower end of the workbench, the oil cylinders comprise positioning oil cylinders, clamping oil cylinders, pressing oil cylinders and shaping oil cylinders, the positioning oil cylinders are sequentially and fixedly arranged on one side of the top of the lower cross beam, the clamping oil cylinders are fixed to the other side of the top of the lower cross beam in parallel, the positioning oil cylinders, the clamping oil cylinders, the pressing oil cylinders and the shaping oil cylinders are installed at equal intervals, clamping molds, positioning molds, S-shaped steel and a transverse plate are placed on the workbench, the positioning oil cylinders are connected with the positioning molds, the clamping oil cylinders are connected with the clamping molds, the positioning molds and the clamping molds fix the S-shaped steel and the transverse plate from the two sides, the pressing oil cylinders press the top of the S-shaped steel and press the S-shaped steel and the transverseplate on the top of the lower cross beam, and the shaping oil cylinders are located at the bottom of the transverse plate. The S-shaped steel positioning and shaping device is simple in structure, convenient to use, accurate in positioning, high in welding precision, good in consistency, small in welding deformation and convenient to shape, the efficiency is improved, and the cost is reduced.

The invention provides a power device which comprises a power device body, wherein two ends of the power device body are fixedly provided with a plurality of pins, and the pins are provided with limiting bulges used for limiting the installation height of the power device body. The power device can be directly inserted into a PCB for welding and fixing production, which not only eliminates the positioning height of an original gasket tool, but also improves the production efficiency and the quality consistency of the production line.