671results about "High frequency current welding apparatus" patented technology

The present invention discloses an adjustable welding device, which relates to the technical field of welding devices, and includes: an adjustment mechanism, a clamping mechanism and a conveying mechanism. The adjustment mechanism includes an operating table, an L-shaped mounting plate is fixedly connected to one side of the outer wall of the operating table, two first slide rails are fixedly installed on one side of the outer wall of the L-shaped mounting plate, a sliding frame is movably sleeved between the outer walls of the two first slide rails, a first slide groove is opened on one side of the outer wall of the sliding frame, and a first slider is slidably embedded in the inner surface wall of the first slide groove. The present invention simplifies the structure of the welding equipment by setting an adjustment mechanism, so that the material is automatically delivered to the welding part during the welding process without the need for an additional power device, thereby greatly reducing the equipment cost and maintenance difficulty, and reducing the failure rate. In addition, the flexible adjustment of the welding height and the conveying distance enhances the flexibility and applicability of the equipment, thereby improving the production efficiency.

Provided is an electrical steel strip friction stir welding method that is able to inhibit the occurrence of coil joint fractures on a production line caused by deterioration of mechanical properties and shape of the coil joint while maintaining high work efficiency and that is also advantageous in terms of rotating tool durability. In the method, preheated double-sided friction stir welding is performed, diameter D (mm) of shoulders of rotating tools satisfies the relationship of the following Expression (7), and rotation speed RS (r / min) of the rotating tools, the diameter D (mm) of shoulders of the rotating tools, and joining speed JS (mm / min), expressed as RS×D3 / JS, satisfy the relationship of the following Expression (8), 4×TJ≤D≤10×TJ . . . (7), and 180×TJ≤RS×D3 / JS≤1500×TJ . . . (8).

The invention relates to the field of photovoltaic manufacturing, in particular to a stitch welding machine and a welding method. A conveying mechanism of the stitch welding machine is used for bearing a photovoltaic panel, a welding platform is provided with a welding station used for supporting and welding a battery piece welding strip and a bus bar, and the welding platform responds to control of a controller to weld the battery piece welding strip and the bus bar; and the carrying mechanism is at least partially arranged above the conveying mechanism, and the carrying mechanism is used for separating the battery piece from the glass plate, carrying the battery piece to the welding platform, enabling a welding strip of the battery piece to be in contact with the bus bar, and carrying the welded battery piece to the conveying mechanism to be combined with the glass plate. According to the stitch welding machine, the battery piece and the glass plate can be separated, the welded battery piece and the glass plate are combined, manual separation and combination operation on the battery piece and the glass plate is not needed, the labor cost is reduced, one-stop operation of battery piece machining is achieved, the intelligent degree is high, and the production efficiency of the battery piece is effectively improved.

The filter cavity production welding device comprises a supporting frame, a first moving set is fixedly connected to the upper end of the supporting frame, a first motor is fixedly connected to the left side of the supporting frame, fixing mechanisms are arranged in the middle and on the left side of the first moving set, and an outer cover is arranged in the middle of the upper side of the first moving set. A welding set is arranged on the rear portion of the upper side of the first moving set. According to the filter cavity production welding device, filter cavities of different sizes can be fixed through the fixing set, a hydraulic rod, a second hydraulic pump and the rotating set are matched, angle adjustment can be conducted, the interiors of the filter cavities can be flexibly welded through matched use of an induction component, a welding gun, a rotating machine and a mechanical arm, and the welding efficiency is improved. And through cooperation of a threaded rod, a first inductor and a first sliding groove on a second transmission wheel and a first motor and cooperation of a first transmission wheel and a second inductor, feeding and discharging can be conducted on the left side and the right side of the device, the time is shortened, and the working efficiency is improved.

The invention relates to the technical field of drill bit welding, and discloses a drill bit production welding device which comprises a base, a fixing assembly is installed on the upper end face of the base and comprises a plurality of external expansion plates, and a cylindrical base body is fixed to the outer sides of the external expansion plates; according to the device, by arranging the clamping mechanism and the adjusting assembly, coaxial positioning and equal-distance control over all the drill bit parts and the base body are achieved, and the multiple drill bit parts can be synchronously adjusted and positioned under the action of the clamping assembly through cooperative cooperation of an adjusting rotating shaft, a first driving gear and a plurality of threaded rods; when the first driving gear rotates, the threaded rods drive the clamping assemblies to be evenly close to the base body, and under the effect of the coaxial supporting barrel, it is guaranteed that the drill bit parts and the base body are always kept in a coaxial state; the drill bit parts are clamped through the evenly-arranged clamping pieces, the distance between each drill bit part and the axis of the base body can be accurately controlled, the deviation problem caused by step-by-step operation is solved, and therefore the coaxial precision in the welding process is greatly improved.

A method of attaching a flat flexible cable (FFC) to a plurality of terminals of an electrical connector includes a step of arranging a plurality of terminals within a connector housing, with each terminal defining a weld area adapted to be electrically connected to a conductor of the FFC. The FFC is then positioned proximate the connector housing such that the weld areas of each terminal are arranged directly adjacent a respective one of a plurality of exposed conductors of the FFC. At least the weld areas of the plurality of terminals are heated with an inductive heating source for electrically connecting the plurality of conductors of the FFC to the plurality of terminals.

Provided is an electrical steel strip friction stir welding method that is able to inhibit the occurrence of coil joint fractures on a production line caused by deterioration of mechanical properties and shape of the coil joint while maintaining high work efficiency and that is also advantageous in terms of rotating tool durability. In the method, preheated double-sided friction stir welding is performed, diameter D (mm) of shoulders of rotating tools satisfies the relationship of the following Expression (7), and rotation speed RS (r / min) of the rotating tools, the diameter D (mm) of shoulders of the rotating tools, and joining speed JS (mm / min), expressed as RS×D3 / JS, satisfy the relationship of the following Expression (8),4×TJ≤D≤10×TJ  (7), and180×TJ≤RS×D3 / JS≤1500×TJ  (8).

The present invention relates to the technical field of bus bar welding. Disclosed is a reflective trapezoidal bus bar, comprising a bus bar body, wherein the bus bar body comprises a conductive layer, a thermal resistance layer and a reflective film that are sequentially arranged. Disclosed is a trapezoidal bus bar welding machine, used for welding the reflective trapezoidal bus bar and comprising an interconnecting bar welding mechanism and a bus bar welding mechanism, wherein the bus bar welding mechanism is located on one side of the interconnecting bar welding mechanism; the bus bar welding mechanism comprises a welding assembly; the welding assembly comprises a welding plate, a lower pressing plate, and an electromagnetic induction welding head; the welding plate is fixed on a machine base, and an inverted trapezoidal groove is formed in the welding plate in a penetrating mode; the lower pressing plate is located directly above the welding plate and moves in the vertical direction, and the cross section of the lower pressing plate is in the shape of an inverted trapezoid; the electromagnetic induction welding head is arranged directly below the inverted trapezoidal groove, and the electromagnetic induction welding head moves in the length direction of the inverted trapezoidal groove. The reflective film can improve the light reflection capability of the bus bar and can reflect light to a battery piece, thereby improving the output power of a battery assembly.

A high-frequency induction melt-brazing method suitable for an anode aluminum guide rod and a steel claw comprises the steps that to-be-welded surfaces of the anode aluminum guide rod and the steel claw are pretreated, and then high-frequency electromagnetic induction heating coils are arranged around the steel claw; a layer of brazing filler metal is laid on the to-be-welded surface of the steel claw, the steel claw is heated to the first preset temperature through induction current generated by a high-frequency electromagnetic induction heating coil, the heating time is controlled to the first preset time, the brazing filler metal is molten and diffused to the to-be-welded surface of the steel claw, and a steel claw welding precursor is obtained; the anode aluminum guide rod is placed on the welding surface of the steel claw welding precursor, a layer of brazing filler metal is laid between the welding surface of the steel claw welding precursor and the anode aluminum guide rod, the induction current generated by the high-frequency electromagnetic induction heating coil is utilized again to heat the steel claw to the second preset temperature, the heating time is controlled to the second preset time, and the steel claw welding precursor is obtained. And high-frequency induction melt-brazing of the anode aluminum guide rod and the steel claw is realized.

The present invention relates to the field of welding technology, and discloses a high-frequency welding device for processing H-shaped steel and its welding process, including: a mounting frame; a correction component for correcting the H-shaped steel before welding; a cleaning component for cleaning impurities on the surface of the H-shaped steel before welding; a lower pressure roller is slidably mounted on the mounting frame, and two welding machines are installed on the mounting frame, and a welding head is provided on the welding machine. Through the setting of the correction component, the two side correction rollers and the lower correction roller correct and shape the moving H-shaped steel through extrusion, so that the H-shaped steel is corrected before welding, avoiding the occurrence of welds due to loose connection of the welding position caused by deformation, and improving the welding quality of the H-shaped steel. Through the setting of the No. 1 adjusting screw and the No. 2 adjusting screw, the staff can adjust the two side correction rollers in four directions to meet the correction operation of H-shaped steels of different thicknesses.

The invention relates to a reinforcing steel bar electromagnetic hot-melting upsetting lengthening device which comprises a base, a first hot-melting upsetting device, a second hot-melting upsetting device and a third hot-melting upsetting device. The two groups of clamping and slag scraping assemblies are used for primarily scraping welding slag after the steel bars are welded; the secondary slag scraping assembly is used for carrying out secondary slag scraping on the steel bars subjected to primary slag scraping; moving the clamping assembly; and the traction assembly is used for pulling the steel bar to move and enabling the steel bar to pass through the clamping slag scraping assembly and the secondary slag scraping assembly. By the adoption of the automatic clamping and slag scraping assembly and the electromagnetic hot melting welding piece, when the reinforcing steel bars are lengthened in construction, after the reinforcing steel bar sections needing to be lengthened are placed, electromagnetic hot melting welding and upsetting are automatically combined, the purpose of welding and lengthening the reinforcing steel bars with any length after cutting can be achieved, waste of excess materials is avoided, the reinforcing steel bar welding efficiency is improved, and the production cost is reduced. And meanwhile, in the process of clamping and transferring the reinforcing steel bars, welding slag at the welding points of the reinforcing steel bars can be scraped twice by means of movement of the reinforcing steel bars, so that the slag scraping effect of the device is improved.

The utility model discloses an open gas protection integrated high-frequency coil, which relates to the field of high-frequency coil welding and comprises an induction body, the induction body is mounted on a power supply base, and power is supplied to the induction body through the power supply base; a first isolation belt and a second isolation belt are sequentially formed in an inner cavity of the induction body from outside to inside, a water flow cavity is formed between the outer wall of the first isolation belt and the inner wall of the induction body, and the water flow cavity achieves water flow circulation through an external water inlet pipe and an external water outlet pipe. An air flow cavity is formed between the inner wall of the first isolation belt and the outer wall of the second isolation belt, the water flow cavity and the air flow cavity are separated through the first isolation belt, the bottom of the air flow cavity is connected with an air inlet pipe used for introducing shielding gas, and a welding induction hole is formed in the inner side of the second isolation belt in a penetrating mode and used for placing a welding part; and the airflow cavity is communicated with the welding induction hole. According to the utility model, only one group of open-type high-frequency coils is needed to realize synchronous heating and shielding gas introduction.

The present invention discloses a semi-automatic production line for producing heat-dissipating harmonica pipes, and belongs to the technical field of radiator production. The semi-automatic production line for producing heat-dissipating harmonica pipes comprises a manual loading position, a transfer table, a six-axis robot, a material unloading table, a material loading table and a high-frequency welding machine; the transfer table comprises a support frame, a first guide rod, a second guide rod, a first movable seat and a second movable seat, and a clamping seat is arranged on the top of the first movable seat and the second movable seat. In the semi-automatic production line for producing heat-dissipating harmonica pipes, the pre-assembled harmonica pipe kit is installed on the first movable seat by the worker, and then the first movable seat moves closer to the six-axis robot, and the six-axis robot takes off the harmonica pipe kit and transports it to the high-frequency welding machine for welding, thereby replacing the method of manually holding the pre-assembled harmonica pipe kit and placing it in the high-frequency welding machine, and avoiding the problem of parts falling or offset caused by human factors such as shaking or collision during the movement.

The invention discloses high-frequency welding equipment for automobile parts, and relates to the technical field of automobile welding, the high-frequency welding equipment comprises a rack, a welding workbench is fixed on the rack, a through hole is formed in the welding workbench in a penetrating manner, and a welding robot located beside the through hole is fixed on the upper surface of the welding workbench; according to the high-frequency welding equipment for the automobile parts, all the to-be-welded automobile parts are fixed to the bottom plates, the multiple bottom plates are evenly arranged in the vertical direction and located between the two protection plates, the protection plates and the bottom plates are connected through the supporting assemblies, and therefore the high-frequency welding equipment for the automobile parts is formed. The welding robot conducts welding work on the automobile part located at the topmost end, the welded automobile part is taken away, the welding robot can weld the automobile part fixed to the next bottom plate, the parking time of the welding robot is shortened, and the welding efficiency is improved.

The invention provides a diamond cutter welding machine, and belongs to the technical field of cutter welding equipment, the diamond cutter welding machine comprises a machining table and a mechanical arm, the machining table is connected with a lifting frame and a motor, the diamond cutter welding machine further comprises a knocking assembly, the knocking assembly is used for eliminating stress generated during cutter welding, and a positioning clamp is arranged in the knocking assembly; the pressing assembly is used for ensuring tight connection of the cutter; the welding tool has the beneficial effects that uniform pressure can be applied to the joint of the tool bit and the tool handle through the pressing assembly, so that the welding parts are tightly attached, the welding strength is improved, in addition, the tool bit is clamped through the knocking rod, the auxiliary positioning and supporting effects are achieved, and the welding quality is improved. And meanwhile, in the working process, the rotating shaft can drive the positioning clamp and the extrusion plate to synchronously rotate, so that the extrusion plate extrudes the ejector rod, the knocking rod can be driven to rapidly reset through the reset spring, knocking on the tool bit is achieved, the vibration effect is generated, and air holes are reduced.

The invention discloses a brazing device for an evaporator core, and relates to the technical field of evaporator machining. The device comprises a welding table, a high-frequency welding machine case is arranged on the upper surface of the welding table, an equipment frame is fixedly installed at the bottom of the high-frequency welding machine case, and one end of the equipment frame is fixedly connected with the upper surface of the welding table; according to the device, through cooperation of the clamping mechanism and the welding adjusting mechanism, the evaporator core body is fixed in the U-shaped bracket through the clamping mechanism, the vertical, transverse and longitudinal horizontal positions of the induction heating gun are adjusted through the welding adjusting mechanism, and brazing welding machining of the sleeving positions of the multiple U-shaped connector pipes and the multiple circulating aluminum pipes is completed one by one; and therefore, automatic brazing machining of the multiple U-shaped connector pipes and the multiple circulating aluminum pipes is conveniently achieved, the convenience of brazing machining of the evaporator core body is effectively improved, and the brazing machining efficiency of the evaporator core body is effectively improved.

The utility model belongs to the technical field of electromagnetic pulse welding, and particularly relates to a magnetic pulse welding device based on welding area maximization, a coil is arranged in a base, one surface of the base is used for arranging a flying plate and a supporting block and is provided with a through groove, and the working surface of a welding working area is in a concave arc shape and is arranged towards the through groove; the supporting block is used for supporting a workpiece with curvature, and the fixing structure is used for fixing the flying plate and the workpiece with curvature; during welding, the generatrix of the to-be-welded area of the workpiece with the curvature is parallel to the generatrix of the working face of the welding working area, and the to-be-welded area of the workpiece with the curvature coincides with the working face of the welding working area in the projection direction from the workpiece with the curvature to the welding working area. According to the utility model, the collision point position and the collision angle of the flying plate and the workpiece with curvature can be improved, the effective connection area of the welding area of the flying plate and the workpiece with curvature is increased, the excessive melting of an interface is avoided, and the strength of a welding joint is effectively improved.

An electric resistance welded pipe or tube comprises a weld portion in a pipe or tube longitudinal direction, wherein a maximum value of a wall thickness distribution of the weld portion is less than or equal to 1.05 times an average wall thickness of the electric resistance welded pipe or tube, a width of a weld metal in the weld portion in a circumferential direction is 1 μm or more and 800 μm or less over an entire thickness of the electric resistance welded pipe or tube, and a ratio of a maximum value to a minimum value (=maximum value / minimum value) of the width of the weld metal is 1.0 or more and 2.5 or less.

The utility model belongs to the technical field of bicycle manufacturing, and discloses a high-frequency welding device. A pipe fitting is placed on the base, accessories are placed on the pipe fitting, a main body support is installed on the mechanical arm, a high-frequency coil is installed on the lower side of the main body support, a through hole is formed in the main body support, a positioning rod is arranged in the through hole in a penetrating mode, and a limiting block is installed at the upper end of the positioning rod and abuts against the upper side of the main body support. A working area is formed on the inner side of the high-frequency coil, and the positioning rod penetrates through the working area to abut against the accessory. The problem that in the prior art, welding cannot be conducted by manually adjusting the position of an accessory is solved.

The high-frequency welding machine workbench comprises a rack, a liquid storage tank is arranged on the rack, a liquid storage tank is arranged in the liquid storage tank, the top of the liquid storage tank is open, elastic clamping assemblies are arranged in the liquid storage tank, and the two elastic clamping assemblies distributed oppositely are used for clamping a heat exchanger shell; and the infusion pump is connected with the water tank and the liquid storage tank. The water cooling device is novel in structure, good in water cooling effect, economical and practical, the induction coil is not prone to being burnt, and welding quality of finished products is improved.

The invention belongs to the technical field of intelligent manufacturing equipment, and particularly relates to a cutting tooth machining and welding device of a coal mining machine. The device further comprises an electromagnetic induction heating assembly, a plurality of sets of material supporting mechanisms, a rotary bearing mechanism, a special-shaped degree detection feedback mechanism, a welding speed and temperature automatic regulation and control mechanism and a PLC. According to the cutting pick welding device, the hard alloy head and the cutting pick body can be rapidly welded together in the cutting pick machining process, the cutting pick can automatically rotate during welding, then it is guaranteed that all parts of the cutting pick are evenly heated during welding, the special-shaped degree of the welding position of the cutting pick can be rapidly detected before welding, and the welding precision is improved. And specific information obtained through detection is fed back to the welding work in a current change mode, so that the welding temperature and the welding speed are more accurately regulated and controlled, and the welding speed and the welding temperature in the welding work can be quickly regulated to achieve the optimal setting.

The invention discloses an automatic high-frequency atmosphere protection welding machine for diamond, and relates to the technical field of welding, the automatic high-frequency atmosphere protection welding machine comprises a base, a protection mechanism, a driving mechanism, a workbench, a loading mechanism and a pressing mechanism, the top end of the base is fixedly provided with a high-frequency induction generation host, the outer wall of the high-frequency induction generation host is fixedly provided with a U-shaped coil, and the protection mechanism is arranged on the base; the driving mechanism is arranged in the protection mechanism, the loading mechanism is arranged on the workbench, and the pressing mechanism is arranged on the workbench. By means of the arrangement mode that the U-shaped coil, the protection mechanism, the driving mechanism, the workbench, the charging mechanism and the pressing mechanism are matched, automation of the welding process of the diamond machine-clamped blade can be achieved, blade positioning can be adjusted, the forming quality of the blade and a blade body can be controlled, downward pressure and tiny vibration force can be applied to the blade, and welding quality is improved. And therefore, the welding quality of the blade is further improved.

The invention discloses an induction welding device for precise instrument machining. The induction welding device comprises a workbench, a movable plate slidably connected to the surface of the workbench and a supporting plate fixed to the top surface of the workbench. A first mounting seat and a second mounting seat are symmetrically mounted on the two sides of the top surface of the moving plate correspondingly, clamping assemblies are mounted on the side surfaces of the first mounting seat and the second mounting seat correspondingly, and the clamping assemblies are used for clamping a heat dissipation pipeline; and the welding assembly is installed on the upper portion of the workbench, and the welding assembly is used for welding the heat dissipation pipeline. According to the welding device, the rotating assembly and the clamping assembly are arranged, a heat dissipation pipeline is clamped on one side of the first mounting base and one side of the second mounting base through two clamping rings, a motor is started in the forward direction to drive a rotating shaft to drive a U-shaped plate to rotate, and therefore heat dissipation copper pipes are evenly heated in the welding process; the welding quality problem possibly caused by uneven welding temperature is effectively prevented, and then the overall welding quality and reliability are improved.

The invention belongs to the technical field of semiconductor processing, and particularly relates to a shell welding technology and device for semiconductor vacuum equipment manufacturing, and the technology comprises the steps: carrying out the surface cleaning of a to-be-welded region of a semiconductor vacuum equipment shell, and removing an oxidation layer, oil stains and impurities; the shell is placed on a special welding tool and fixed through a positioning pin and a clamp, and the accuracy and stability of the welding position are ensured; the welding tool and the shell are placed in a vacuum chamber, local heating is conducted on a welding area in a high-frequency induction heating or resistance heating mode, the heating temperature is controlled to be 80%-95% of the material melting point, and the heating time is controlled to be 1-10 seconds; applying constant pressure to the welding area to ensure sufficient bonding of a welding interface; and after heating is stopped, the pressure is kept, the shell is slowly cooled to the room temperature, vacuum degree testing and appearance inspection are conducted on the welded shell, it is ensured that the welding quality meets the requirement, and the effects that the high vacuum degree requirement is considered, cost is reduced, and operation is simplified are achieved.

The invention provides a steel pipe welding forming device, and belongs to the technical field of steel pipe welding machining equipment, the steel pipe welding forming device comprises a machining table, a forming conveying mechanism and a blowing mechanism are arranged at the upper end of the machining table, a protective frame and a steel pipe blank are arranged on one side of the blowing mechanism, and the protective frame is connected with a welder; the extrusion welding assembly is used for welding the steel pipe blank; the pressurizing assembly is used for adjusting the extrusion welding assembly; the vibration assembly is used for knocking the steel pipe blank; the device has the beneficial effects that the heat exchange area can be increased through the spiral grooves, and the air pump can be triggered to work along with temperature rise, so that the roller distance is changed, the extrusion force of the extrusion rollers on a steel pipe blank is reduced, molten metal is prevented from being excessively extruded out of a weld joint, the welding quality is improved, meanwhile, the steel pipe blank can be knocked and vibrated in a reciprocating mode through the vibration blocks, and the welding quality is improved. Therefore, weld beading formed by overflow is reduced, and the compactness of weld joints is improved.

The present invention relates to the technical field of photovoltaic preparation devices, and particularly to a cell string arrangement and welding all-in-one machine, comprising: a rack, wherein a transverse beam is provided on the rack; a cell string transmission device arranged on the rack below one end of the transverse beam; an arrangement and deviation rectification device arranged on one end of the transverse beam; a vacuum material receiving device arranged on the middle of the rack; a cell string welding device arranged on the other end of the transverse beam; and a control device arranged on the rack and comprising a control box mounted on the rack, wherein a controller and a touch display screen are mounted on the control box. The present invention combines the functions of an arrangement device and a stitch welding machine, and optimizes a transmission structure, so that the device structure is optimized and the production process is improved, thereby achieving the purposes of improving the production efficiency and reducing the device cost, and achieving the maximum economic benefit.

The utility model discloses a high-frequency welding device, which relates to the technical field of high-frequency welding and comprises two welding units capable of simultaneously welding a plurality of workpieces respectively. The electric conduction mechanism is arranged between the two welding units and used for controlling power on and power off of the two welding units; each welding unit comprises two groups of welding mechanisms, the two groups of welding mechanisms are respectively provided with welding surfaces which are oppositely distributed, and at least one of the welding surfaces is provided with a protective coating. According to the high-frequency welding machine, the welding unit and the electric conduction mechanism are arranged in a matched mode, simultaneous welding of a plurality of workpieces can be achieved while energy of the high-frequency welding machine is not increased, and the production efficiency is improved; the protective coating is arranged on the welding surface of the welding mechanism, so that ignition and shutdown caused by too short distance of the welding surface when the welding mechanism is used for welding a workpiece are prevented, and the service life of equipment is effectively prolonged.

The invention relates to the technical field of metal welding, and discloses milling cutter automatic welding equipment which comprises a base and a rotatable workbench installed on the base, a plurality of sets of clamping discs which can independently rotate and are used for fixing to-be-welded cutter bodies are evenly arranged on the workbench in the circumferential direction, and a material disc provided with the cutter bodies is arranged on the base. The base is further fixedly provided with a feeding robot. An alloy feeding robot is fixedly arranged on the base, a gluing structure is arranged between the vibration disc and the alloy feeding robot, and a welding device for welding a cutter alloy and a cutter body is further fixedly installed on the base; a multi-station parallel machining system is constructed, the workbench rotates to drive the clamping disc to continuously flow between the alloy conveying robots and the feeding robots, synchronous installation of the cutter body and the cutter alloy is completed, the cutter body assembling time is remarkably shortened, unmanned and high-precision continuous production of the whole cutter welding process is achieved, and the production efficiency is improved. And the production cost is greatly reduced.

The utility model relates to the technical field of fuse assembly, and provides a fuse threading and welding automatic assembly machine, which comprises a turntable, a clamping jaw is mounted on the turntable, the clamping jaw is used for clamping a porcelain tube, and the turntable is used for rotating the porcelain tube to different stations; the periphery of the rotating disc is sequentially provided with a porcelain tube pre-feeding mechanism. A one-end inner cap assembling mechanism; a one-end inner cap pressing mechanism; a first porcelain tube overturning mechanism; a two-end inner cap assembling mechanism; a two-end inner cap pressing mechanism; a one-end outer cap assembling mechanism; a threading mechanism; a one-end outer cap welding mechanism; a one-end semi-finished product length detection mechanism; a sand filling mechanism; a sand filling weighing mechanism; a two-end outer cap assembling mechanism; a second porcelain tube overturning mechanism; a two-end outer cap welding mechanism; a finished product length detection mechanism; the device comprises a product power-on detection mechanism, a resistor defect discharging mechanism, a secondary defect discharging mechanism and a non-defective product discharging mechanism. On the basis, the production efficiency can be improved, and meanwhile the product quality is guaranteed.

The invention discloses a transfer device for preventing displacement of a stainless steel pipeline during machining, which comprises a limiting roller, limiting plates, a fixing plate and a welding table, and the limiting plates are symmetrically mounted on the limiting roller and are movably arranged. When the pipeline is transferred slowly, the closing plate slides and shrinks towards the inner side to improve the water flow of the water passing pipe, the temperature of the pipeline is reduced through water heat exchange between the water passing pipe and the heat guide sleeve to prevent high-temperature deformation of the pipeline, and when the pipeline is transferred quickly or at a normal speed, the water flow is reduced in a similar way, and the heating effect on the pipeline is prevented from being reduced. When transferring is slow, the heated cleaning liquid is guided into the water collecting tank in the fixing table, the cleaning liquid is sprayed out of the cleaning nozzle to conduct high-temperature cleaning on the steel part, when transferring is fast or transferring is conducted at the normal speed, water vapor is sprayed out of the cleaning nozzle, and therefore the cleaning effect is kept while the water spraying amount is reduced. And the heated cleaning liquid is used for heating and cleaning the steel, so that deformation of the steel during transfer machining is facilitated.