525results about How to "Improve welding precision" patented technology

The invention belongs to the technical field of welding, and discloses an L-shaped laser-MIG hybrid welding device for a narrow space, and the L-shaped laser-MIG hybrid welding device for the narrow space comprises a welding gun assembly, a laser welding head assembly and a space adjusting assembly. The laser and the electric arc are combined, a laser and electric arc composite heat source is obtained, and the advantages of laser and electric arc composite welding are fully exerted; laser-MIG hybrid welding has the advantages of being high in welding speed, low in heat input, large in equipment clearance tolerance degree and high in welding quality. A welding gun wire feeding route is optimized, the precision of a wire guide assembly is improved, the straightness of a welding wire is guaranteed by combining a three-wheel straightener, and the purpose of stable wire feeding is achieved. The overall connecting piece structure is simplified, the reflecting copper mirror integrating reflection, collimation and focusing is designed, the overall size space is saved, the overall load is reduced, and more functions can be added compared with equipment of the same type under the condition that the load is limited.

The invention provides a welding residual deformation simulation prediction and parameter optimization method for a structural welding part, which comprises the following steps of: firstly, establishing a three-dimensional model of the structural welding part, and performing simulation analysis on a welding temperature field, welding residual stress and welding deformation of the three-dimensional model by using a professional simulation analysis tool; secondly, the influence of clamping conditions, heat source forms and welding parameters on welding deformation of the structural welding part is researched, and simulation and physical verification is achieved. And then, by taking the minimum welding residual deformation as an optimization target, optimizing the welding sequence by adopting a genetic algorithm and taking the welding sequence and the welding direction as design variables to obtain a group of optimal solutions, and obtaining the welding sequence with the minimum welding deformation through simulation. And finally, on the basis of a welding sequence optimization result, performing simulation optimization by utilizing tightening position adjustment and reversible deformation design in sequence to obtain a process design scheme with minimum welding deformation.

The invention relates to the technical field of chip mounting, in particular to a turret chip mounting head and a chip mounting method, and the turret chip mounting head comprises a base, a turret mechanism, a lifting mechanism, an adjusting mechanism and a plurality of suction nozzle guide rods. The turret mechanism is arranged on the base; the lifting mechanism is arranged on the base; the adjusting mechanism is arranged on the lifting mechanism; the lifting mechanism can drive the adjusting mechanism to ascend and descend in the first direction. The plurality of suction nozzle guide rods are elastically connected with the turret mechanism; the turret mechanism can drive the plurality of suction nozzle guide rods to synchronously rotate around a first direction; the rotating shaft of the adjusting mechanism can drive the suction nozzle guide rod to rotate after abutting against the suction nozzle guide rod, and the suction nozzle guide rod can rebound to the original position after the adjusting mechanism is separated from the suction nozzle guide rod. In one lifting process of the adjusting mechanism, only one suction nozzle guide rod is subjected to chip mounting, and the other suction nozzle guide rods do not move, so that the risk of interference with external equipment or a substrate is greatly reduced, and the adaptability to various chip mounting technologies is improved.

The invention discloses a pipeline welding device based on a visual sensor and a welding method, and belongs to the technical field of pipeline welding. The pipeline welding device comprises a welding table, a welding robot is arranged on the welding table, a driving mechanism for driving the welding robot to translate in the length direction of the welding table is arranged on the welding table, and a welding gun assembly is installed on the welding robot; the welding gun assembly comprises a fixed mounting frame, a molten pool monitoring sensor, a welding gun, a welding seam contour sensor and a welding seam positioning sensor. The invention further discloses a pipeline welding method based on the visual sensor. A to-be-welded pipeline can be photographed through a welding seam positioning sensor, then the position of a welding seam is recognized through an AI algorithm model, and a 2D camera is adopted for workpiece recognition and welding seam coarse positioning before welding; the welding seam position is recognized through the AI algorithm model and converted into the position coordinates of the welding robot, the welding robot is guided to conduct welding seam scanning, the positioning precision can be better than 5 mm, and the welding precision is improved.

The invention discloses a production welding tool for stainless steel pipe fittings, and relates to the technical field of pipe fitting welding, and the production welding tool comprises a composite mechanism. According to the production welding tool for the stainless steel pipe fittings, through the design of a composite mechanism, the pipe fittings at one end are vertically placed on the top of the bearing mechanism, the effect of fixing the pipe fittings is achieved through the bearing mechanism, then the pipe fittings at the other end are vertically placed in the butt joint mechanism, and the effect of stabilizing components is achieved through the butt joint mechanism; the lifting butt-joint mechanism is in butt-joint fit with the bearing mechanism, so that the anti-deviation effect is achieved, manual calibration errors are avoided, the welding effect is prevented from being influenced, the operation efficiency is improved, the welding mechanism is attached to the joint of the two pipe fittings, the bearing mechanism is driven to rotate through a rotating block, the constant-speed welding effect is achieved, the welding quality is improved, and the size of a welding seam is reduced. And the welding precision is improved, chippings can occur in the welding process, the protection ring plays a role in shielding and wrapping, and chippings are prevented from splashing.

The invention discloses an automatic processing device for diesel generator processing and a processing method, an intermittent rotating seat is rotatably mounted above a base, a composition jig is placed above the intermittent rotating seat, the composition jig is located between an inner supporting plate and an outer pressing plate, a plurality of stator cores are placed above the composition jig in an overlapping manner, and the stator cores are located between the inner supporting plate and the outer pressing plate. The inner side and the outer side of the stator core abut against the inner supporting plate and the outer pressing plate correspondingly, a lifting base is rotationally installed at the bottom end of a push rod of the hydraulic cylinder, a pressure maintaining plate is arranged below the lifting base, and two welding mechanisms are arranged on the upper portion of the base in a bilateral symmetry mode. The intermittent rotating seat is provided with the pressure maintaining mechanism, the stator iron core is stacked between the inner supporting plate and the outer pressing plate in the pressure maintaining mechanism, the stator iron core can be supported and positioned, the welding precision is improved, the inner supporting plate and the outer pressing plate can be far away from each other, the built-in space is large, and the stator iron core can be conveniently placed and taken out.

The utility model discloses visual inspection and bus bar welding equipment and a photovoltaic module production line, and belongs to the technical field of photovoltaic module production, the visual inspection and bus bar welding equipment comprises a conveying mechanism, a portal frame assembly, a welding mechanism and a detection mechanism, a battery piece and a welding strip of the photovoltaic module are visually detected through the camera module before welding, laser welding is carried out through the laser device after welding points of a bus bar are recognized and positioned, non-contact welding of the bus bar is achieved, the welding stability and welding precision of the photovoltaic module are effectively improved, and the welding quality of the photovoltaic module is improved. And the cracking rate of the photovoltaic module is reduced. According to the visual inspection and bus bar welding equipment and the photovoltaic module production line, the design is reasonable, visual inspection and bus bar welding are integrated in one procedure, an independent visual inspection or bus bar welding station does not need to be arranged, the equipment is simpler, and meanwhile the machining efficiency is improved.

The invention discloses a laser welding device for automobile part production. The laser welding device comprises a welding machine base, a multi-shaft combination mechanism, a bearing platform base and a navigation system. A welding mechanical arm and a speed reduction steering engine are arranged on the surface of the welding machine base, and a laser welding head is arranged at the execution tail end of the welding mechanical arm and used for welding. The output end of the speed reduction steering engine is connected with the bottom face of the deflection bearing platform through a ball coupling, and the deflection bearing platform is driven to achieve deflection motion. The bottom end of the multi-shaft combined mechanism is fixedly connected with the welding machine base. Multi-axis movement inclination is achieved through a multi-axis combined mechanism, deflection movement is achieved through a speed reduction steering engine, a welding path is dynamically adjusted in combination with a navigation system, and it is ensured that a welding head runs along the optimal path; and through linkage of the vibration sensor and the control system, vibration in multi-axis movement is effectively restrained, and the welding precision is improved. The method has the characteristics of high degree of freedom, high precision and high reliability, and is suitable for welding production of automobile parts in complex shapes.

The invention relates to the technical field of welding, and discloses unit frame welding equipment for automobile generator machining, which comprises a circular tube support frame, a support beam is fixedly connected to the outer surface of the top of the circular tube support frame, and a support plate is fixedly connected to the outer surface of the bottom of the circular tube support frame. An adjusting limiting mechanism is arranged on the outer surface of the round pipe supporting frame, a follow-up adjusting mechanism and an auxiliary supporting mechanism are fixedly connected to the outer surface of the adjusting limiting mechanism, the adjusting limiting mechanism comprises a first motor, and the output end of the first motor is fixedly connected with a bottom plate. A limiting assembly is clamped in the bottom plate by forming a sliding groove, so that frames with different planes and round pipe sizes can be adapted to be welded, the auxiliary time is shortened, and the welding continuity and efficiency are improved; and the unit frame can be rotated, operation of welding personnel is greatly facilitated, the labor intensity of the personnel is reduced, and the welding quality stability and the production efficiency are improved.

The invention relates to a welding seam positioning method, a medium and equipment, and the method comprises the steps: obtaining a to-be-welded workpiece surface image, obtaining workpiece contour point clouds, obtaining the curvature of each workpiece contour point cloud, judging whether the curvature is greater than a set curvature threshold value, if yes, keeping the curvature, if not, removing the curvature, obtaining an initial welding seam point, and carrying out the clustering and straight-through filtering of the initial welding seam point, and a plurality of welding seam area point clouds are obtained, linear equations are fitted for all the welding seam area point clouds, and end points of points in all the linear equations are obtained and serve as final welding seam points. The problems that in the prior art, the welding efficiency is low, the welding precision is insufficient, and the welding quality is insufficient when a workpiece displaces or deforms are solved.

The utility model discloses soft package battery module welding equipment which comprises a base rack, a welding clamp unit and a laser galvanometer three-axis movement unit, the welding clamp unit and the laser galvanometer three-axis movement unit are arranged on the base rack, and the welding clamp unit is provided with a conveying roller assembly, a first three-axis movement assembly, a jacking rotating assembly and a first stand column. A single-side tab battery module or a double-side tab battery module needing to be welded is loaded on the tray assembly, and the jacking rotating assembly comprises a first large plate, a second large plate, a first connecting piece, a first mounting plate, a linear bearing, a guide column, a second mounting plate, a rotating driving piece and a jacking driving piece. According to the automatic welding machine, the three-axis pressing head assembly automatically focuses to achieve chip pressing in sequence, the three-axis galvanometer assembly automatically focuses to achieve automatic welding in sequence, and manual point location is saved.

The invention discloses a high-precision friction stir welding machine, which relates to the technical field of friction stir welding and comprises a C-shaped rack formed by connecting an upper right-angle plate and a lower right-angle plate, a friction stir welding head movably connected with the upper right-angle plate in a suspension manner, and a positioning mechanism mounted in an opening area of the C-shaped rack, the two guide lines can change angles constantly along with radian change of the arc-shaped seam when walking along the welding seam, so that the friction stir welding head can change the tangency point position (transverse position) constantly under the force of the deviation rectifying swing part, the friction stir welding head can strictly move according to the tangency point position of the arc-shaped seam, the welding precision is high, and the welding efficiency is high. The device is suitable for irregular welding seam connection of a high-precision workpiece, is high in automation degree, can move strictly according to the tangent point position of an arc-shaped seam, can adaptively change along with the change of the radian, and also can adapt to welding seam welding of alternate arc-shaped seams and linear seams.

The invention belongs to the technical field of high-speed line welding, and particularly relates to an electric resistance welding machine head and electric resistance welding device.The electric resistance welding machine head comprises a mounting frame, an air cylinder and a displacement sensor which are fixedly connected to one side of the mounting frame, a movable base connected to one side of the mounting frame in a sliding mode and a first welding head fixedly connected to one side of the movable base, and the telescopic end of the air cylinder is connected with one side of the movable base; the air cylinder and the displacement sensor are adopted, the displacement sensor and the air cylinder are high in response speed and are matched with each other to achieve stroke control welding, the welding head is driven to conduct welding in a stroke triggering mode, the welding state is confirmed through the position, and the air cylinder controls displacement and monitors the displacement amount to ensure welding consistency; and the welding precision, the welding stability and the service life of the pressure welding machine head structure are superior to those of a pressure welding machine head structure in the prior art.

The invention relates to the technical field of workpiece welding equipment, in particular to a welding device for new energy forklift production. The technical problems that according to an existing welding device, forklift feet and a forklift body steel plate are difficult to fix well, displacement is prone to occurring in the welding process, and the welding precision is low are solved. A welding device for new energy forklift production comprises a machining table, a limiting frame, placing frames, a steel plate, forklift feet, a fixing component, a correcting component and a pressing component, the limiting frame is fixedly connected to the machining table, the two placing frames are fixedly connected to the machining table, and the two placing frames are symmetrically arranged. The first cylindrical gear rotates to drive a rotating sleeve rod and a pressing rod to rotate, the rotating sleeve rod rotates to drive a protruding block and a rubber block to rotate, the rubber block makes contact with the forklift foot in the rotating process, the forklift foot is squeezed by the rubber blocks on the two sides, then the position of the forklift foot is corrected and fixed, and therefore the welding precision of the forklift foot is improved.

The invention discloses fused quartz plate welding equipment with a positioning effect, and relates to the technical field of welding, and the fused quartz plate welding equipment comprises a composite mechanism. According to the fused quartz plate welding equipment with the positioning effect, through the design of the composite mechanism, the two fixing mechanisms are arranged and distributed on the two sides of the composite base, quartz plates are placed on the inner sides of the fixing mechanisms, and the effect of fixing the plates is achieved through the fixing mechanisms, so that the stability during welding is kept, deviation is prevented, and the welding precision is improved; the fixing mechanisms slide on the outer sides of the sliding rail columns, the two fixing mechanisms move towards one side of the welding machine, the mechanical butt joint effect is achieved, deviation caused by manual butt joint is avoided, the sliding frame body slides on the inner side of the composite frame body, the welding machine is driven to conduct transverse operation, and therefore the plate welding effect is achieved. When laser welding is carried out, dazzling light exists, the light is shielded through the protection mechanism, the working environment is optimized, and the vision of personnel is prevented from being affected.

The invention discloses a welding and clamping device for an automobile control arm, and relates to the technical field of automobile manufacturing, the welding and clamping device comprises an operation table, a base is fixedly mounted on the front surface of the operation table, a first control rod is arranged at the top of the base, a welding device is arranged at the bottom of a top cover, and the welding device is electrically connected with the first control rod; the supporting frame is fixedly installed on the top of the operation table, the connecting piece is fixedly installed on the face, close to the shell, of the supporting frame, the fixed disc is fixedly installed at the end, away from the supporting frame, of the connecting piece, and the rotating disc is rotationally installed on the face, away from the connecting piece, of the fixed disc. The sliding table is fixedly mounted on the face, away from the fixed disc, of the rotating disc, the first clamping plate is slidably mounted at the top of the sliding table, the first clamping plate can clamp the control arm, welding failure caused by position deviation of the control arm during welding is prevented, the reject ratio during machining is reduced, and the working efficiency is improved.

The utility model relates to a nickel sheet laser welding pressure head mechanism, and relates to the technical field of laser welding. The device comprises a rack, a lifting plate and a galvanometer, a lifting assembly is arranged on the rack and connected with the lifting plate so as to drive the lifting plate to be adjusted, the galvanometer is connected to the surface of the lifting plate, a mounting frame is arranged below the lifting plate, and a laser pressing head is arranged at the end, away from the lifting plate, of the mounting plate. The mounting frame is provided with a buffer assembly, the laser pressure head is slidably connected to the mounting frame through the buffer assembly, the lifting plate is further provided with a camera, and the mounting frame is provided with a detection module used for detecting the distance between the nickel sheet and the galvanometer. The nickel plate welding device has the effects that the pressing force on the nickel plate in the welding process is improved, and the welding precision, the welding quality and the welding speed between the nickel plate and the battery aluminum bar are improved.

The utility model relates to the field of welding robots, in particular to a welding gun fixing frame of a welding robot. The technical problems that according to an existing welding robot, due to the fact that the welding angles of different workpieces are different, the optimal welding angle and position are difficult to provide when a limiting frame fixes a welding gun for welding, welding is uneven or the quality of a welding seam is poor, the overall welding quality is reduced, and the strength of a welding structure is affected are solved. According to the technical scheme, the welding gun fixing frame of the welding robot comprises a supporting base, a supporting assembly, an adjusting assembly and a moving assembly; the welding gun is adjusted by combining the rotating rod with the clamping block connecting sleeve rod, the welding angle of the welding gun is accurately adjusted so as to adapt to different types of welding seams and workpieces, meanwhile, the clamping block connecting rotating rod and the fixing block are fixed, the stable and reliable welding angle is kept, looseness or change is not prone to occurring, and the welding quality and stability are improved; the telescopic rod is connected with the auxiliary frame to assist in fixing the welding guns with different lengths along the inside of the sleeve rod.

The invention discloses a welding device. The welding device comprises a frame body; the first moving module is mounted on the frame body and can move in the first horizontal direction; the second moving module is installed on the first moving module and can move in the second horizontal direction perpendicular to the first horizontal direction; the third moving module is mounted on the second moving module and can move in the vertical direction perpendicular to the first horizontal direction and the second horizontal direction; and the welding module is installed on the third moving module and can move along with the first moving module, the second moving module and the third moving module, the welding module is suspended outside the frame body, and the first moving module is arranged in the inner cavity of the frame body so as to reduce the distance between the welding module and the frame body. Therefore, the welding device has good rigidity and stability, and the welding precision can be improved. In addition, the welding flux device adopts modular design, the moving structure is simplified, the control difficulty is reduced, and the welding flux device can be suitable for various production lines.

The invention discloses a battery module, which comprises a battery cell group, the battery management system is positioned on the side surface of one end of the battery cell group and is fixedly connected with the battery cell group; the flexible circuit board is positioned at the top of the battery cell group and extends along the length direction of the battery cell group, and a plug electrically connected with a battery management system is arranged at one end of the flexible circuit board; a plurality of L-shaped connecting pieces are arranged on the two sides of the flexible circuit board at intervals, and each connecting piece comprises a first section which extends in the length direction of the battery cell group and is located in the edge of the flexible circuit board, and a second section which extends out of the edge of the flexible circuit board in the width direction of the battery cell group; and a gap is formed between the first section and the flexible circuit board. Compared with the prior art, the flexible circuit board is directly connected with the corresponding socket of the battery management system in an inserted mode through the plug, wire harness collection is omitted, wire harness switching is reduced, the risk of collection loss is reduced, the connection reliability and the collection stability are improved, the manufacturing efficiency is improved, and the production cost is reduced.

The multifunctional beam rotating machine welding clamp comprises a shell and a first rotating plate above the shell, a supporting frame is fixedly connected to the center of the top of the first rotating plate, a plurality of locking mechanisms are symmetrically arranged on the two sides of the supporting frame, and a rotating mechanism is installed in an inner cavity of the shell. Positioning pieces are installed on the inner sides of the top ends of the supporting frames. According to the clamping device, the center rod is driven by the air cylinder, the fixing rod drives the extrusion block to precisely position the side edge of the cross beam, meanwhile, the pressing rod applies pressure to the upper portion of the cross beam through the synergistic effect of the multiple assemblies, the transverse stability and the vertical stability of the cross beam in the welding process are guaranteed, and the clamping effect is further improved through synchronous work of the multiple locking mechanisms; and the design of the whole system ensures the high precision of positioning and the stability of the cross beam in the welding process, so that the welding quality and the production efficiency are improved.

The utility model discloses an electron track control device and a vacuum electron beam seal welding device, the electron track control device comprises N pairs of metal plates which are opposite pairwise, the middle point of the relative distance of each pair of metal plates is coaxial with the center line of an electron beam, and each pair of metal plates is provided with a uniform electric field; when an upper-layer welding seam is welded, applying a uniform electric field to counteract an upward deflection force generated by an electron beam under the influence of the magnetic field; when a lower-layer welding seam is welded, a downward deflection force generated by an electron beam under the influence of a magnetic field is counteracted by applying a reverse uniform electric field; according to the vacuum electron beam seal welding device, the welding precision of electron beams can be effectively improved, the seal welding quality of a titanium steel composite blank is guaranteed, and a continuous, uniform and large-fusion-depth seal welding joint is formed; and the problems of electron beam drifting, welding seam deflection, welding missing, low fusion depth and the like easily occurring in the current vacuum electron beam welding technology for the magnetic titanium steel composite blank are effectively solved.

The invention discloses welding equipment for oil film bearing bush production, which comprises a welding frame, an adjusting mechanism is arranged on the welding frame, a bearing frame is rotatably connected to the welding frame, a rotating mechanism is cooperatively connected to the bearing frame, a plurality of guide rods are arranged and are respectively mounted on a lifting frame, and the lifting frame is provided with a lifting mechanism. The design of the adjusting mechanism ingeniously solves the problem of accurate positioning in the oil film bearing bush welding process, the welding precision and efficiency are remarkably improved, coarse adjustment of the position between the bush body and the connecting disc is achieved through the cooperation of the bearing frame and the lifting frame and the combination of the adjusting capacity of the differential bolt, vertical movement of the lifting frame is ensured through the arrangement of the guide rod, and the welding quality is improved. The adjusting accuracy is guaranteed, the combined design of the fixing sleeve, the push rod and the push disc provides stable and reliable support for the sleeve body, and the design of the internal rod and the friction plate is matched with the precise matching of the threaded block and the transverse rod, so that the precise adjustment of a small distance is realized.

The invention discloses a multi-blade combined structure electron beam welding tool and a welding method, and belongs to the technical field of welding, the multi-blade combined structure electron beam welding tool comprises a sliding table, a base and a rotary drum bearing assembly, and further comprises a rotary drum positioning mechanism for positioning and centering a rotary drum in a multi-blade combined structure; the blade bearing assembly is used for bearing the blades in the multi-blade combined structure and promoting the blades to abut against the rotary drum; the driving assembly drives the rotary drum bearing assembly to adjust the position of the rotary drum in the vertical direction or drives the rotary drum positioning mechanism to abut against the inner wall of the rotary drum; the second rotating assembly drives the rotating drum positioning mechanism to rotate in the vertical direction and is matched with the rotating drum positioning mechanism to detect the balance of the rotating drum or the welded multi-blade combined structure; according to the multi-blade combined structure assembling device, multi-blade combined structures of various specifications can be automatically assembled, and the balance of a rotating drum or the welded multi-blade combined structure by the rotating drum positioning mechanism can be detected, so that the welding efficiency is improved, and the yield is increased.

The invention discloses follow-up welding forming clamping equipment for inner and outer circumferential welds of a cylinder, and belongs to the field of welding equipment. The welding forming clamping equipment comprises a base, a lower pressing mechanism, an upper pressing mechanism, a lifting driving mechanism, a turn-over driving mechanism, a turn-over seat, a rotary driving mechanism and a clamping positioning mechanism. The holding and clamping positioning mechanism is used for supporting the thin-wall barrel, and self-deformation of the barrel is avoided; the upper pressing mechanism and the lower pressing mechanism are matched to clamp and fix all the to-be-welded products, the positioning precision and the clamping stability of the parts are guaranteed through the ring body abutting rolling wheels, and circular seam welding deformation can be reduced easily; besides, the upper and lower pressing mechanisms are used for driving the cylinder part to perform rotary welding, the turn-over mechanism is used for driving the cylinder part to perform turn-over welding, one-time welding forming of inner and outer welding seams at the two ends of the cylinder part can be achieved through one-time clamping, the welding production efficiency is improved, the welding precision is greatly improved, and the welding reject ratio is effectively reduced; and the economic benefits of enterprises are improved.

The invention discloses an excavator dozer blade support welding device, and belongs to the technical field of dozer blade support welding machining. An excavator dozer blade support welding device comprises a base, two slidable moving frames are correspondingly arranged in the base, two arc-shaped frames are correspondingly and fixedly installed on the surface of the top end of any moving frame, the surfaces of the two arc-shaped frames are jointly and slidably connected with arc-shaped blocks matched with the arc-shaped frames, and a shovel plate is jointly placed on the surfaces of the two arc-shaped blocks. Two rotating grooves are correspondingly formed in the inner side face of any arc-shaped block, rotating blocks are rotationally connected into the rotating grooves, and clamping grooves used for fixing and limiting the shovel plates are formed in the end surfaces of the rotating blocks. Compared with a traditional welding process, the welding device for the dozer blade support of the excavator has the advantages that the stability in the welding process of the support body and the shovel plate is guaranteed, the welding precision of the contact part of the arc-shaped plate and the shovel plate is improved, the welding speed is increased, the welding quality is improved, and the labor intensity of workers is reduced.

The invention provides a welding seam path planning method and system based on robot kinematics and a medium. The method comprises the following steps: acquiring three-dimensional data of a welding seam; establishing a robot kinematics model; a coordinate conversion step; a path planning step; a collision detection and optimization step: performing collision detection in combination with a collision detection algorithm in the path planning process, and entering an optimization sub-step if it is detected that a collision risk exists on the robot path; if the collision risk does not exist, determining the current motion parameter as an optimized motion parameter, and determining a path corresponding to the current motion parameter as a final planning path; and a path execution control step: applying the optimized motion parameters to a robot control system, and controlling the robot to carry out movement and welding operation along the final planned path. According to the method, path continuity is achieved, the collision risk is avoided, the accuracy and safety of the welding process are improved, and wide market prospects and economic benefits are achieved.

The invention discloses a welding strip clamping mechanism which comprises a first clamping unit located on the upper side of a battery piece and a second clamping unit located on the lower side of the battery piece. The first clamping unit comprises a base plate and a driving structure installed on the base plate. The driving structure comprises a driving part I, a driving part II and a driving part III; the first clamping unit further comprises a first sliding piece, a second sliding piece, a first clamping piece and a second clamping piece. The two sides of the first sliding piece are fixedly connected with a first driving piece and a first clamping piece correspondingly. The two sides of the second sliding piece are fixedly connected with a second driving piece and a second clamping piece correspondingly. The second clamping unit comprises a guide groove plate. The power mechanism, the moving part, the first turning assembly and the second turning assembly are arranged on the lower side of the guide groove plate; one end of the moving part is fixedly connected with the power mechanism, and the other end is slidably connected with the turning assembly I and the turning assembly II; the second clamping unit further comprises a third clamping piece and a fourth clamping piece. The third clamping piece and the fourth clamping piece are fixedly connected with the second direction changing assembly and the first direction changing assembly respectively.

The utility model discloses a fire extinguisher hanger welding device, which relates to the technical field of welding devices, and comprises a welding table, the upper surface of the welding table is rotatably connected with a rotating table, the upper surface of the rotating table is provided with a positioning assembly, and the positioning assembly comprises a portal frame fixedly mounted on the upper surface of the rotating table; a first motor is fixedly mounted on the upper surface of the portal frame, a lead screw is fixedly mounted at the output end of the first motor, a moving part is in threaded connection with the outer surface of the lead screw, and a driven block is fixedly mounted on the side surface of the moving part. According to the fire extinguisher hanging frame, all parts forming the fire extinguisher hanging frame can be effectively fixed and limited, so that all the parts can be accurately aligned, the other hand of a worker can be liberated, the worker can conduct welding operation with two hands, the welding precision and the welding efficiency of the worker are improved, and the welding progress of work is guaranteed.

The present invention relates to the technical field of steel component welding, and specifically to an auxiliary device for steel component welding and a high-precision welding method. The auxiliary device includes a support table, two groups of clamping mechanisms, an alignment mechanism, a positioning mechanism and a driving mechanism. The two groups of clamping mechanisms are installed on the table, and are respectively used to clamp two groups of steel components to be welded. The alignment mechanism is fixedly connected to the clamping mechanism, and is used to drive the clamping mechanism to move so that the two groups of steel components are aligned to form a weld. The positioning mechanism is used to position the welding device so that the welding point of the welding device is always on the weld. The driving mechanism is used to drive the welding device to move along the weld direction. The present invention can clamp and position the steel components, align the welding positions of the steel components to be welded, prevent the unstable welding or local deformation and weld defects caused by the offset of the steel components during the welding process, and improve the accuracy and aesthetics of the steel component welding.