40results about How to "Accurate welding positioning" patented technology

The invention relates to the field of manufacturing a forklift, and discloses a welding device for gantry-shaped steel of a forklift. The device comprises a welding platform and a welding gun arranged on the welding platform; the welding platform is arranged on a material guide platform which is provided with a plurality of guide wheels form left to right; the welding platform comprises a front support plate, a rear support plate and an upper driving wheel, a left driving wheel and a right driving wheel which are arranged between the front support plate and the rear support plate; and the upper driving wheel, the left driving wheel and the right driving wheel are connected with a gear box by an universal joint, the gear box is connected with a motor, and the left driving wheel and the right driving wheel are connected with the guide wheel. By welding both faces and positioning fillets by a fillet positioning mechanism, the device achieves the effects of accurate positioning and welding, insusceptibility to welding deformation, high welding efficiency, and cost conservation, and has wide application prospect in the field of manufacturing the forklift.

The present invention discloses an ultrathin optical reflective input equipment switch module possessing a tooth-shaped structure. The ultrathin optical reflective input equipment switch module possessing the tooth-shaped structure comprises a keycap, a key shaft, a spring, an upper fixing shell, a lower fixing shell and a PCB, and an ultrathin reflective photoelectric keyboard switch module also comprises a light emitting device and a light receiving device. A light path channel is formed between the light emitting device and the light receiving device and comprises a light path switch, and the light path switch comprises a rack located below the keycap and a gear or a cam located on the PCB. By pressing the keycap, the rack located therebelow moves up and down to drive the gear or the cam to do the radial rotary movement, thereby conducting or disconnecting the light path channel. The ultrathin optical reflective input equipment switch module possessing the tooth-shaped structure has the characteristics of being simple in structure, low in cost and low in switch module height, being convenient to assemble, etc., and the height of the ultrathin optical reflective input equipment switch module is only 1 / 3-1 / 4 of the height of a conventional mechanical shaft keyboard.

The invention discloses a scanning galvanometer type laser welding system which comprises a laser and light path module, a power module, a galvanometer scanning module, a computer control module, a workbench and a cooling module. A laser beam is irradiated to a welded workpiece through the laser and light path module. Adjustment of a welding circuit and pulse width frequency is achieved through the power module. The galvanometer scanning module is used for enabling focused light beams to form uniform scanning patterns on a scanning plane, the computer control module is used for controlling input of all parameters, welding scanning tracks and movement of the workbench, so workpiece fixing and welding temperature control in the welding process are achieved through the workbench and the cooling module. A scanning path is reasonably selected through computer software, so that the laser beam scans and welds more welding spots within the same time, and the overall spot welding speed is increased; besides, the laser beams are reflected and focused through a light path system, scanning distortion is overcome, welding positioning is more accurate, and the welding effect is better.

The motor frame for cycle with motor is one five-way pipe with inner diameter matching the outer diameter of the motor and has vertical frame pipe, lower frame pipe and planar fork welded onto the five-way pipe. The motor inside the five-way pipe is screw fixed and the five-way pipe may be two semi-circular cylindrical pipes or one single cylindrical pipe with connecting ears on two ends for screw fixing. The present invention has convenient motor installation, high mechanical strength, convenient welding and other advantages.

The invention discloses a photoelectric-integrated mechanical shaft keyboard switch module comprising a housing, a button cap installed on the upper part of the housing, and a driving device, a photoelectric switch, a moving optical assembly and a fixed optical assembly which are arranged in the housing. The moving optical assembly is installed on the driving device. The photoelectric switch comprises a PCB board, and an SMD IR tube and an SMD PT tube which are integrated on the PCB board. By pressing the button cap, the driving device is enabled to drive the moving optical assembly to move up and down, thereby controlling the relative position between the moving optical assembly and the fixed optical assembly. When light emitted by the SMD IR tube is coupled to the SMD PT tube, a light path is conducted, and the photoelectric switch is switched on; and when the light emitted by the SMD IR tube cannot be coupled to the SMD PT tube, the light path is open, and the photoelectric switch is switched off. The photoelectric-integrated mechanical shaft keyboard switch module has the advantages that the manual and welding cost is greatly lowered, the welding positioning is accurate, the production efficiency is high, and the quality stability of the product is high.

The invention relates to a personalized self-ligating bracket appliance with lingual straight-wire arches. The personalized self-ligating bracket appliance comprises a plurality of self-ligating brackets formed by threading and connecting the lingual straight-wire arches, wherein lingual surface tubes are threaded and connected to the both ends of each straight-wire arch respectively; each self-ligating bracket comprises a bracket body and a bracket bottom plate which are mutually fixed through a connection body; the connection body and the bracket bottom plate are integrally moulded; the connection body and the bracket body are welded and fixed; each of the bracket body and the connection body is provided with a first contact surface and a second contact surface, and the first contact surface and the second contact surface are mutually vertical; a limit cavity cap is formed between the connection body and the bracket body; a bracket groove for each straight-wire arch to penetrate through is further formed in the middle part of the bracket body, and an anti-ligating groove is formed in one sidewall of the bracket groove; and a self-ligating elastic sheet further covers the bracket groove, one end of the self-ligating elastic sheet is limited in the limit cavity cap, and the other end of the self-ligating elastic sheet is capable of being clamped in the anti-ligating groove. The personalized self-ligating bracket appliance disclosed by the invention ensures accurate welding location between the bracket body and the bracket bottom plate, and improves the treatment effect.

The invention relates to a basket spring hook automatic electric welding device which comprises a feeding device, an electric welding machine, a basket exchange rotation compression device fixed on the support and formed by a rotation lifting device, an air-powered compression device, a servo-rotation device and an air-powered supporting device, and a control board. The basket is arrange don the dual-position clamping-material station of said rotation lifting device; the spring hook via vibration automation discharging and high-pressure air nozzle is blown to the air-powered clamp and absorbed by another air-powered clamp to be transferred to the basket welding position; two electrodes of said electric resistance welding machine will clamp two work-pieces to weld a spring hook via electric loop, then said two electrodes are reset; and the servo-rotation device can rotate the basket for 30 degrees to repeat aforementioned steps until welding 12 spring hooks on the basket. The inventive device has the advantages of lower technique demand; continuous operation; improved efficiency; quick operation of air-powder clamp; accurate welding positioning; improved product quality; and smooth welded appearance.

The invention discloses a fuel tank end cover welding machine, and relates to the technical field of mechanical manufacturing. The fuel tank end cover welding machine comprises a base, a left rack and a right rack; the left rack and the right rack are arranged on the base; a clamping device for clamping a workpiece to be welded is arranged between the left rack and the right rack; one end of the clamping device is connected with a machine tool main shaft which is arranged on the left rack and driven by a main shaft stepping motor, and the other end of the clamping device is connected with a clamping shaft arranged on the right rack; welding guns and driving devices for driving the welding guns to move are arranged at the positions, above the clamping device, of the left rack and the right rack. The welding machine can solve the problems that a fuel tank end cover is large in welding investment, maintenance and production cost is high, and interchangeability and welding quality of equipment are poor.

The invention provides a convenient-to-position welding platform. The convenient-to-position welding platform comprises a flat plate 1 and supporting legs 2 connected with the flat plate1. The convenient-to-position welding platform is characterized in that the convenient-to-position welding platform further comprises magnets 3; the flat plate 1 is in a cuboid shape; grooves 4 are formed in the upper surface and the side surface of the flat plate 1; the magnets 3 are embedded into the grooves 4; and the grooves 4 are distributed in a matrix mode. The convenient-to-position welding platform hasthe beneficial effects that the welding platform can easily position a workpiece without any clamp, and is quite concise in structure; and meanwhile welding position is more accurate, and the weldingquality is guaranteed.

The invention discloses an automatic welding machine of a pressure gage connector. The automatic welding machine comprises a welding die used for clamping a copper connector and a spring tube. The output end of a feeding guide rail is opposite to the welding die, the input end of the feeding guide rail is connected with a vibrating plate, a heating tube and an air cylinder for feeding the copper connector into the welding die are arranged on the feeding guide rail, and the air cylinder is connected with a cooling mechanism. According to the automatic welding machine of the pressure gage connector, the vibrating plate is used for selecting the copper connector, manual operation is replaced, production efficiency is greatly improved, the selected copper connector is fed in the feeding guide rail through the vibrating plate, the feeding guide rail adopts the heating tube for heating, the copper connector in the feeding guide rail is made to reach welding temperature, the copper connector is fed in the welding die by the air cylinder to be welded, the copper connector does not need to be heated through manual operation, welding locating is more accurate, the stability of product quality is guaranteed, automatic machining is achieved in the whole process, energy consumption is lowered, and environmental protection is facilitated.

The invention provides an electrochemical gas sensor ultrasonic welding tool. The electrochemical gas sensor ultrasonic welding tool comprises a base plate. A containing mechanism for containing an electrochemical gas sensor lower shell is arranged at one end of the length direction of the base plate, and a pressing mechanism cooperating with the containing mechanism to press the electrochemical gas sensor lower shell on the containing mechanism is arranged at the end, away from the containing mechanism, of the base plate. The tool is simple in structure and convenient to operate, the weldingquality and the consistency can be improved, and the situation of pseudo soldering or material overflowing is avoided. The invention further provides an electrochemical gas sensor ultrasonic welding method.

The invention discloses a double-screw bolt assisting mounting device. The double-screw bolt assisting mounting device comprises a mounting plate and double-screw bolts, wherein a plurality of positioning holes are formed in the mounting plate; positioning columns are arranged at the lower ends of the double-screw bolts; the diameters of the positioning columns are matched with those of the location holes. The double-screw bolt assisting mounting device disclosed by the invention has the advantages that the structure is simple, the practicality is high, no additional requirements for a tank body structure are made, the welding positioning is accurate, the welding can be performed from the back, no welding spots are formed in the front surface of the mounting plate, and the double-screw bolt assisting mounting device is beautiful. In addition, manual measurement for positioning is not needed, so that the mounting time is greatly shortened and the working efficiency is improved.

The invention discloses an automatic welding machine for a single row tube and a tubular plate of an air condenser. The automatic welding machine comprises a welding gun mechanism and further comprises a support mechanism, a positioning mechanism, a movement adjusting mechanism and a guide wire sleeve mechanism. The positioning mechanism is adopted to precisely position the automatic welding machine and the tubular plate; two motors are adopted to control up-down motion and movement in a curve of the welding gun mechanism; the welding positioning is precise and the welding error of the single row tube and the tubular plate of the air condenser is small; and the movement adjusting mechanism is adopted to enable the welding gun mechanism to automatically move along the outline of a single row tube hole and to finish welding of the single row tube and the single row tube hole. The automatic welding machine improves the welding efficiency, avoids the welding error caused by an artificial factor, is uniform in weld seam, contains fewer air bubbles and impurities, improves the welding quality and prolongs the service life of the air condenser.

The invention relates to the technical field of communication and discloses a welding tool and a welding method for a flexible printing circuit board. The tool comprises a supporting seat, a rotatingshaft seat and a positioning seat. The rotating shaft seat is mounted on the supporting seat, the top of the rotating shaft seat is rotatably connected to the positioning seat, a positioning hole is formed in the first side of the rotating shaft seat on the supporting seat and is used for mounting an optical device, the top surface of the positioning seat is used for fixedly assembling a PCB connected to a first soft plate, the first soft plate is used for welding a first welding position located on the top surface of the optical device, the top of a side surface of a first side of the rotating shaft seat is a first bevel, and a matched detachable connecting structure is arranged between the first bevel and a bottom surface of the positioning seat. The welding tool and the welding method for the flexible printing circuit board provided by the invention can position relative positions of the first soft plate and the optical device quickly, are accurate to weld and position and high in reliability, and improve the stability an d accuracy of a welding process, so that the soft plate and the optical device are welded accurately.

The invention discloses a welding fixture sharing an upper counterweight frame and a lower counterweight frame. The welding fixture is formed by connecting a base plate and two vertical plates which are perpendicular to the base plate; the lengths of the base plate and the vertical plates are consistent with the length of the upper counterweight frame or the lower counterweight frame; the heightsof the vertical plates are greater than the width of a panel of the lower counterweight frame, and is less than the width of a panel of the upper counterweight frame; through circular holes corresponding to the position of a circular hole of the upper counterweight frame are formed in the vertical plates; a pin rod is matched with the circular holes in diameter; when the lower counterweight frameis fixed, the panel of the lower counterweight frame is aligned with the outer sides of the vertical plates; a plurality of connecting strips are pressed against the panel of the lower counterweight frame and the side plates of the vertical plates; when the upper counterweight frame is fixed, the panel of the upper counterweight frame is aligned with the inner sides of the vertical plates; the outer side of the panel of the upper counterweight frame exceeds the vertical plates; the pin rod penetrates through the circular holes and is locked; and extending base plates are mounted on the side surfaces of the vertical plates. By using the welding fixture, welding and positioning can be performed accurately; measurement and alignment are not required to be performed; and in addition, the uppercounterweight frame and the lower counterweight frame can be shared, so that the reliability is improved.

An automatic cutting and welding system for repairing a hammerhead of a crust breaker comprises a suspension type annular conveyor, the annular conveyor is connected to a control system, a plurality of hooks are arranged on a conveying chain on the annular conveyor at intervals and move along with the conveying chain, a feeding and discharging work station, a cutting work station and a welding work station are arranged in the periphery of the annular conveyor, a cutting robot is installed on the cutting work station, and a hammer rod clamping mechanism, a hammer head clamping and feeding mechanism, a second material detection sensor and a welding robot are installed on the welding work station. The system can be used for electrolytic aluminum enterprises, and can effectively reduce the cost and improve the efficiency.

The invention provides a synchronous pressure welding device, and relates to the technical field of welding equipment. Comprising a horizontal moving mechanism, a vertical moving mechanism and a welding mechanism, the welding mechanism is connected with the vertical moving mechanism through a first sliding rail, and the vertical moving mechanism is connected with the horizontal moving mechanism through a second sliding rail; the welding mechanism comprises a fixing base, a pressurizing air cylinder, a synchronous gear assembly and two electrodes, the two electrodes are oppositely arranged on two mounting frames, the two mounting frames are connected with two movable sliding blocks correspondingly, the inner side walls of the two movable sliding blocks are connected with the side wall of the fixing base through third sliding rails, and the pressurizing air cylinder is connected with one movable sliding block; the synchromesh gear assembly comprises a synchromesh gear, an upper rack and a lower rack, wherein the upper rack and the lower rack are meshed with the synchromesh gear. The two racks are connected with the two movable sliding blocks through connecting pieces correspondingly. The welding device is balanced in welding pressure, capable of adapting to welding positions of strip springs of different batches, capable of horizontally moving, high in horizontal receding matching degree and accurate in welding positioning.

The invention belongs to the technical field of motor processing production. For solving the technical problems of processing difficulty and efficiency reduction caused by taking steel bars as stator ribs currently, the invention adopts a technical scheme as follows: a stator rib for motors comprises a quadrate steel bar; and the stator rib for motors is characterized in that a stator pressing-ring clamped platform is processed on the back of one end of the quadrate steel bar, two looped rib plate clamped platforms are processed on the front face of the quadrate steel bar, and screwed holes for installing a motor wind deflector are processed at the two ends of the quadrate steel bar. When the stator rib is welded to a stator core, the positioning is accurate, the subsequent processing is simple, and the efficiency is high; and when the stator core and a motor base are assembled, the positioning is easy, and a position relation between the stator core and the motor base can be guaranteed.