395results about "Drawing dies" patented technology

The invention discloses a pickling-free cold heading Kovar alloy wire production process which comprises the following steps: S1, raw material preparation: preparing the following raw materials in percentage by mass: 41.5% of Ni, 0.5% of Co, less than or equal to 0.03% of C, less than or equal to 0.05% of Mn, less than or equal to 0.05% of Si, less than or equal to 0.02% of P, less than or equal to 0.02% of S and the balance of Fe; mixing the materials, and carrying out vacuum induction melting and electroslag remelting to prepare an alloy ingot; the alloy cast ingot is subjected to hot rolling treatment to form a hot-rolled wire rod with the diameter being 12.0-16.0 mm; s2, peeling treatment is conducted, specifically, surface layer defects of the hot-rolled wire rod in the step S1 are removed through a peeling machine; s3, dry-type drawing treatment is conducted, specifically, the hot-rolled wire rod treated in the step S2 is subjected to dry-type drawing through a dry-type drawing die to form an alloy wire; s4, intermediate annealing treatment is conducted, specifically, the alloy wire in the step S3 is placed in an annealing furnace, sufficient hydrogen is input into the annealing furnace, intermediate annealing is conducted under the hydrogen protection atmosphere, the annealing temperature is 950-1100 DEG C, and the annealing walking speed is 3-5 m / min; the surface quality and the size consistency of the wire can be improved, meanwhile, the defects of environmental pollution, hydrogen embrittlement and the like are reduced, and the use requirements of high-end precise cold heading parts are met.

The invention discloses a circulation system of aluminum wire drawing liquid, and relates to the technical field of metal processing, the circulation system comprises: a wire drawing device, which is provided with an immersion liquid box and an outlet die, and after entering the immersion liquid box for drawing, an aluminum rod is sized from the outlet die for molding; a filter is arranged in the wire drawing liquid pool, the filter is communicated with the immersion liquid box through a circulating pipe I, the circulating pipe I is connected with a heat exchanger, and the immersion liquid box is communicated with the wire drawing liquid pool through a return pipe; the cooling system is connected with the heat exchanger through a circulating pipe II; the filter is provided with at least one continuous filtering mechanism, and the continuous filtering mechanism is configured to trigger the continuous filtering mechanism to rotate to switch a new filtering structure when the water level in the filter rises. After the water-based aluminum wire drawing liquid is adopted, no smell is generated in the circulation process, and the surrounding environment of a machine table is clean and tidy. Meanwhile, after the aluminum powder is filtered and is drawn by a nano-mold, the lubricating property is good, and the surface of the aluminum wire is smooth and clean.

The invention provides an insulated wire and a preparation method thereof, and the preparation method comprises the following steps: S100, carrying out the drawing processing of a wire, and obtaining a bare wire; and S200, applying an insulating material to at least part of the surface of the bare conductor to obtain an insulated conductor. The bare conductor is processed through the drawing process, the purpose is to adjust the diameter of the bare conductor to the required specification, the mechanical property and the surface state of metal can be improved through selection of the drawing process, and compared with a bare conductor obtained through a traditional extrusion process and a traditional drawing process, the size of the bare conductor obtained through the drawing process is more stable.

The utility model relates to the technical field of bonding wire production, in particular to a wire expanding and drawing device for bonding wire production. The drawing device is reasonable in structural design and mainly comprises the drawing box, the drawing motor, the rotating shaft, the drawing expansion roller, the expansion drawing spiral grooves, the connecting convex rings, the anti-falling rings and the centralizing blocks, the drawing motor drives the drawing expansion roller to rotate through the rotating shaft, the drawing expansion roller is provided with the two expansion drawing spiral grooves, and the two expansion drawing spiral grooves are connected through the connecting convex rings. The bonding wire is subjected to wire expanding and drawing through the wire expanding and drawing spiral groove, the connecting protruding ring, the anti-disengaging ring and the centralizing block jointly form a centralizing system, it can be guaranteed that the drawing and wire expanding roller keeps stable in the rotating process, and the situation that the wire is broken due to shaking of the drawing and wire expanding roller is avoided.

The invention discloses an enamelled rectangular wire drawing die mounting and cooling system, relates to the technical field of wire drawing dies, and has the advantages that the cooling effect on the die is improved, and the die is convenient to replace, the key points of the technical scheme are that the enamelled rectangular wire drawing die mounting and cooling system comprises a box body which is arranged on a wire drawing machine and is internally filled with wire drawing liquid; a fixing box is arranged above the position between the two opposite sides in the box body, a mounting barrel is arranged on one side in the fixing box, a mold located in the mounting barrel is clamped to the mounting barrel through a clamping mechanism, the box body and the fixing box are each provided with an inlet and an outlet, the outlet in the fixing box is communicated with the bottom of the mounting barrel, and a lubricating and cooling mechanism is arranged on the box body. And the lubricating and cooling mechanism is used for cooling the two opposite sides and the periphery of the mold in the mounting barrel through the wire drawing liquid in the box body, and lubricating the metal wire entering the mold at the same time.

The invention belongs to the technical field of tungsten filament wire drawing equipment, and particularly relates to automatic tungsten filament wire drawing equipment and a tungsten filament cold drawing method.The automatic tungsten filament wire drawing equipment comprises a rack, a pay-off roller, a first cone pulley, a lubricating liquid water tank, a second cone pulley and a take-up roller are installed on the rack, and a wire drawing die is installed in the lubricating liquid water tank; lubricating pressing plates are installed in the lubricating liquid water tank and distributed on the left side and the right side of the wire drawing die in pairs. The lubricating pressing plate comprises a fixed plate and a movable plate, the fixed plate is fixedly installed on the bottom face of the lubricating liquid water tank, an adjusting screw rod and a rotating disc are installed on the movable plate, and contact rods are installed on the fixed plate and the movable plate; micropores are formed in the lubricating pressing plate; a tank cover is mounted on the lubricating liquid water tank; the tungsten wire drawing device is simple in structure, tungsten wires are positioned and restrained through the lubricating pressing plate, the position of the wire drawing die is adjusted, the tungsten wires coincide with the center line of the die hole, and the situation that the tungsten wires shake and flutter, and consequently the wire drawing die is subjected to unilateral abrasion is avoided.

The invention discloses an easy-to-replace molybdenum wire drawing die and a wire drawing system, and relates to the field of metal wire drawing equipment, the easy-to-replace molybdenum wire drawing die comprises a die sleeve and a die core, a mounting rack moving in the axis direction is arranged in the die sleeve, the mounting rack is slidably connected with two clamping plates in the vertical direction, and the die core is located between the two clamping plates; the mold sleeve is provided with a locking rod corresponding to the clamping plate, when the mounting frame is located in the mold sleeve, the locking rod pushes the clamping plate to clamp and position the mold core, the locking rod limits the mounting frame to be separated from the mold sleeve, the mold core comprises the two oppositely arranged half molds, and when the mold core is disassembled or replaced with a new mold core, the metal wire does not need to be completely retreated or cut off, so that the mold core is convenient to disassemble and replace. The mold has the effect of improving the convenience when the mold core is replaced.

The invention discloses a preparation method of a high-toughness beta titanium alloy wire. The preparation method comprises the following steps: providing a beta titanium alloy coiled wire; the coiled wire is subjected to multi-pass roller die hot drawing, and a first middle wire is obtained; performing eye mold hot drawing, sizing and rounding on the first middle wire rod to obtain a second middle wire rod; carrying out on-line short-time solution treatment on the second intermediate wire rod and cooling the second intermediate wire rod; performing eye mold hot drawing on the wire rod subjected to solution treatment to obtain a third middle wire rod; and the third middle wire rod is subjected to eye mold cold drawing, and the beta titanium alloy wire rod of the final specification is obtained. According to the preparation method of the high-toughness beta titanium alloy wire rod, the problems that crystal grains are coarse and large due to repeated solid solution of titanium alloy, sufficient precipitation behaviors cannot be obtained due to direct solid solution, the solid solution cold tensile strength is too high, the plasticity is low and cold plastic forming is difficult to achieve due to sufficient large deformation and cold deformation after solid solution, and the contradiction between the processing technology and the material performance is solved.

The invention discloses special rolling equipment facilitating additive reducing of aluminum and aluminum alloy. The special rolling equipment comprises an additive reducing structure. The additive reducing structure comprises a reducing die, a lubricating powder guide barrel is arranged in the reducing die, and the end of the reducing die is blocked through a cover plate and used for limiting lubricating powder. Additive materials are evenly coated with lubricating powder after passing through the first feeding hole, the cleaning hole and the second feeding hole. According to the lubricating powder coating device, the rotary spiral blade is matched with the conical feeding hole, so that uniform and continuous coating of lubricating powder is realized, and the problems of coating dead angles and non-uniform thickness existing in a traditional powder coating mode are solved; through a closed circulating powder supply structure, lubricating powder leakage and dust pollution are greatly reduced, and occupational health risks and environmental protection cost are reduced; the coating is leveled in real time through the cleaning holes, drawing fracture and mold abrasion are reduced, and the yield and the production stability are improved; the device is compact in overall structure, convenient to disassemble, assemble and maintain, high in universality and suitable for continuous reducing machining of aluminum and aluminum alloy additional materials of various specifications.

The utility model relates to a drawing die for a disc drawing machine, which belongs to the technical field of drawing dies and comprises an inner die and an outer die, the inner die comprises a feeding section, a deformation section and a sizing section, and the drawing die is characterized in that the inner die is connected with a cylindrical shaping part, the shaping part is flexibly arranged, the outer diameter of the shaping part is consistent with that of the sizing section of the inner die, and the outer diameter of the outer die is consistent with that of the sizing section of the inner die. And a connecting piece for connecting the shaping part is arranged on the inner mold. The hollow pipe drawing machine has the effect of ensuring the quality of hollow pipes drawn by the disc drawing machine.

The invention discloses a cold-drawing forming reducing device for an aluminum alloy thin-wall pipe, relates to the technical field of pipe cold drawing, and aims to solve the technical problem of insufficient functionality of a traditional cold-drawing device. An auxiliary driving rail frame is arranged on the forming machine body; tensioning driving assemblies are arranged at the two ends of the auxiliary driving rail frame. The axial inner wall gaps of the guide forming penetrating mold, the decreasing mold and the limiting mold form decreasing type drawing, staged drawing treatment is formed through the forming cavity, a pipe is gradually deformed under the continuous action of the multiple molds through multi-mold staged drawing, and the work hardening process is more uniform. Compared with single-die large-deformation drawing, multi-stage drawing avoids the problem of uneven work hardening caused by excessive deformation of the local area of the pipe; and uniform work hardening can improve the overall strength and hardness of the pipe, and meanwhile, certain toughness is kept, so that the pipe has better comprehensive performance in subsequent use.

The utility model relates to the technical field of special-shaped monofilament drawing die, concretely to a special-shaped monofilament drawing die with optimized R angle, including the drawing powder box, the outer wall of drawing powder box penetrates and has the copper monofilament of sliding installation, the left -hand end fixed mounting of drawing powder box has the optimization mould, the top of drawing powder box is provided with cooling device, the utility model discloses through the setting of R angle optimization section, through the big opening and R angle pre-shrinkage guide of entry section, the buffer section releases the shrinkage stress through the trapezoidal decreasing structure layering, R angle optimization section adopts the gentle circular arc surface dispersion compression stress, and the gradual change R angle transition forms the stress transition zone of round continuous when reducing the section, effectively inhibits the surface crack and ensures the shape accuracy, the final ejection section passes through the gentle transition stable wire form, and synchronous elimination resilience stress, thereby realizes the special-shaped cold drawing forming of copper monofilament high accuracy, high smoothness.

The invention relates to the technical field of welding wire drawing forming, in particular to a stranded welding wire continuous rough drawing device and method.The stranded welding wire continuous rough drawing device comprises a drawing machine base, a drawing frame and drawing traction assemblies arranged at the two ends of the drawing frame, and hole drawing dies with the hole diameters decreasing step by step are sequentially arranged on the inner side of the drawing frame in the welding wire conveying direction. The drawing traction assembly drives the rotating component to operate synchronously under the action of the driving mechanism, so that the creeping cylinder generates eccentric swing and axial reciprocating motion in the rotating process, makes contact with the surface of the welding wire periodically and exerts intermittent traction effect on the welding wire, and therefore the welding wire is driven to be continuously conveyed and sequentially passes through the hole drawing dies to complete multi-stage drawing forming. The multiple drawing machine bases can be arranged in a combined mode in the axial direction, and all the traction units keep running at the constant speed, so that speed difference and tension superposition of welding wires between different drawing stations are avoided. According to the invention, the problem that the wire is easy to break due to stress concentration in the traditional roller clamping type drawing process is solved, and the device is suitable for continuous rough drawing processing of the stranded welding wire.

The utility model discloses a copper large broaching die installation structure which comprises a base, a bracket, a gland, a wheel support, a pressing wheel, an eye die body, a screw rod and a lock nut, the bracket is fixedly installed on the base, a containing cavity is formed in the bracket, the eye die body is installed in the containing cavity, two front hanging lugs are arranged on the front portion of the bracket, and two rear hanging lugs are arranged on the rear portion of the bracket. Two upper hanging lugs are arranged on the top of the bracket, and the rear end of the gland is installed in the two upper hanging lugs in a hinged mode. The eye mold mounting structure is changed into a locking structure that the screw and the lock nut are matched with the U-shaped lock block, the bracket and the gland are locked and fixed, and after the screw and the lock nut are abraded, only the screw and the lock nut are detached and replaced; by means of the mode that the upper compression bolt is used for compressing and positioning, the upper compression bolt does not need to be frequently rotated, the service life of the first threaded hole is prolonged, namely the service life of the bracket is prolonged, five process holes are formed in the bottom of the bracket, and the problem that when a single central process hole is ejected out of the hole die body, the hole die body is ejected out to deflect, and consequently jamming is caused is solved.

The present application relates to a kind of straight seam welded pipe inner welding core cold-drawing machine, belong to steel pipe welding technical field.Guiding rail is installed on the first half of frame, rail car is installed on guiding rail, chain transmission device is installed on frame, rail car is drivingly connected with chain transmission device, drawing knife rod is installed on rail car, axial limiting plate is vertically installed on the frame of the end of guiding rail, axial limiting plate is provided with the through hole for drawing knife rod to pass, lifting support device and pressing device are installed in the middle and tail of frame;Through lifting support device, pressing device and axial limiting plate, the steel pipe to be processed is fixed, by pushing rail car to drive drawing knife rod to extend into the steel pipe to be processed, through chain transmission device to pull rail car and drawing knife rod, the welding scar is drawn and removed, welding scar is removed by drawing, and the removal effect is good, processing speed is fast, which is beneficial to improve work efficiency, reduce labor intensity, save time and effort.

This invention relates to the field of wire drawing technology, and more particularly to a method and system for quick-change of wire drawing dies. The method includes: acquiring wire drawing operation information, including a first wire drawing task and a second wire drawing task, wherein the first wire drawing task is the wire drawing operation to be performed, and the first and second wire drawing tasks are executed sequentially; establishing a slot die group, which is composed of multiple wire drawing dies assembled, and assembling the dies sequentially according to the processing order of the wire drawing operation; performing the wire drawing operation according to the assembled slot die group, and pre-replacing the completed wire drawing die according to the second wire drawing task. This invention addresses the practical need for multi-pass, high-frequency die changes in copper wire production by establishing a slot die group and assembling it in an orderly manner according to the wire drawing task sequence, thus achieving standardization, automation, and high efficiency in the die change process.

The invention is suitable for the technical field of wire drawing equipment, and provides modularized combined type copper wire drawing equipment which comprises an equipment base, a feeding module, a tensioning and guiding module, a heating and lubricating module, a wire drawing module, a cone pulley module, a discharging module and a rapid cooling module. The rapid cooling module is composed of a liquid discharge pipe, a cooling cylinder, a heat exchange pipe, a liquid inlet pipe, a temperature sensing control mechanism and a cooling mechanism. The temperature sensing control mechanism is matched with the cooling mechanism, so that the high-temperature cooling liquid in the heat exchange pipe is rapidly cooled in a short time, the temperature of the cooling liquid is rapidly reduced to a controllable range, the problem that a die hole expands and deforms or the surface abrasion is aggravated due to the fact that the wire-drawing die is in a high-temperature environment for a long time is effectively solved, and the service life of the wire-drawing die is prolonged; quality defects such as surface oxidation, galling or diameter out-of-tolerance of the copper wire caused by high temperature are prevented, uniform stress and stable deformation of the copper wire in the wire drawing process are guaranteed, continuity and consistency of the wire drawing process are guaranteed, and the dual functions of equipment cooling and waste heat recycling are achieved.

The utility model belongs to the technical field of wire-drawing type dies, and discloses a wire-drawing type die fixing device which comprises a base, a vertical adjusting device and a fixing device. The die mounting seat is mounted on the base through a horizontal adjusting device, a through hole for mounting a wire-drawing molded line die is formed in the die mounting seat, and a positioning structure is arranged in the through hole to quickly position the wire-drawing molded line die; and the clamping mechanism comprises clamping blocks and a driving device, and the clamping blocks are arranged on the two sides or the periphery of the through hole and are driven by the driving device to clamp the wire drawing molded line die. According to the fixing device, the wire drawing quality and precision can be effectively improved through the clamping mechanism and the positioning structure, and a mold is easy and rapid to mount and dismount; and meanwhile, the fixing device can adapt to wire drawing linear dies of different specifications and wire drawing process requirements, and has high universality.

The utility model discloses a deformed steel drawing cooling liquid recycling mechanism which comprises a die box, a drawing die is inserted in one side of the die box, a collecting hopper is arranged in the die box, an installation frame is fixedly connected to the outer wall of the top of the die box, a pneumatic push rod is fixedly connected to the bottom of the installation frame, and a guide rod is fixedly connected to the bottom end of the pneumatic push rod. The bottom of the guide rod is fixedly connected with a mounting seat, the bottom of the mounting seat is fixedly connected with two sliding side plates, one side of each sliding side plate is provided with two sliding grooves, the bottom of the mounting seat is bonded with a sponge mat, one side of the sponge mat is provided with a cross hole, the cross hole is opposite to a discharging hole of a drawing die, and the bottom end of the sponge mat is bonded with a mounting bottom plate. Through the arrangement of the sponge mat, in the drawing process of steel, the steel rubs against the sponge mat to remove water on the steel, so that cooling liquid is prevented from being splashed, and the surrounding production environment is prevented from being influenced.

Method and means of manufacturing ties, fasteners and rods (15) having a plurality of longitudinal threads by forcing a coil of roll-profiled feed-wire made of steel (11) through a twisting-die made of plastic (1). Also described is: a twisting-die made of plastic (1) that is suitable for twisting profiled feed-wire (11) made of steel; a method of forming a plastic twisting die (1) using an axially driven tap (31) in the form of a twisted rod (15); and a helically-shaped member (15) having lead measurements (X) along the length of the helical thread that vary less than pitch measurements (Y) along the lengths of the helical threads.

The utility model discloses a drawing ball recovery device which comprises a die fixing seat used for installing a drawing die and a circulating transfer mechanism arranged on one side of the die fixing seat, the die fixing seat is provided with a ball falling channel used for being in butt joint with a drawing channel of the drawing die, and the ball falling channel is provided with a ball falling groove used for being in butt joint with the drawing channel of the drawing die. A ball guide groove for guiding a drawing ball into the drawing die is formed in the top of the die fixing seat; wherein the circulating transfer mechanism comprises a ball receiving disc and a lifting driving rod used for driving the ball receiving disc to lift, and drawing balls in the drawing channel fall into the ball receiving disc through the ball falling channel; one side wall of the ball receiving disc is attached to the mold fixing seat, and the other side of the ball receiving disc is hinged to the lifting driving rod, so that after the ball receiving disc ascends to a preset height and loses lateral support of the mold fixing seat, the ball receiving disc inclines towards the ball guide groove. The device is simple in structure, and the drawing ball can be automatically and circularly used.

An apparatus for reducing the cross-section of a tubular hollow body with a hollow body wall has a shaping die on the outer side of the hollow body, a mandrel in the interior of the hollow body, and a shaping drive with a mandrel drive and a die drive. The shaping die is movable by the die drive to reduce a cross-section of the hollow body with an axial movement of the die. The mandrel is movable via the mandrel drive along the hollow body axis through the die opening in the shaping die. The hollow body wall is subjected to a tensile stress by the mandrel and is drawn in the direction of the axial movement of the mandrel through the die opening. The mandrel drive and the die drive are controlled so that the axial mandrel movement and the axial die movement die are superimposed on one another.

This application relates to the field of cable manufacturing, specifically disclosing a manufacturing equipment and method for cross-linked polyethylene insulated cables used in mining. The manufacturing equipment includes a drawing machine body, and further includes: a drawing die, which is mounted on the drawing machine body and used for sizing and forming wire; a cooling and lubrication system, which includes: an oil supply mechanism for supplying lubricating oil to the forming hole of the drawing die and for cooling the drawing die; and a temperature control valve installed at the oil outlet of the oil supply mechanism, capable of automatically adjusting the flow area of ​​the oil outlet of the oil supply mechanism according to the temperature change of the drawing die. This application effectively improves the problems of poor lubrication and heat dissipation coordination, high energy consumption, and low heat dissipation efficiency of current drawing dies.

This invention discloses a wire drawing die polishing paste and its preparation process. The polishing paste comprises the following components: 25-40% composite abrasive, 3-8% modified dispersant, 5-12% elastic binder, 2-6% lubricant, 1-4% polishing aid, and the balance being deionized water. The composite abrasive is composed of nano-diamond powder and boron carbide powder in a mass ratio of (1-3):1. This invention utilizes a composite abrasive of nano-diamond and boron carbide, which improves polishing efficiency and precision. The use of the modified dispersant significantly enhances the dispersion stability of the composite abrasive, reduces abrasive agglomeration, and ensures polishing uniformity. The use of the elastic binder reduces surface damage to the wire drawing die, extending its service life. The preparation process of this invention ensures full fusion of the components, thereby allowing precise control of the particle size distribution of the polishing paste, removing air bubbles and impurities, and significantly improving the stability and service life of the polishing paste.

The invention discloses a rare earth magnesium alloy electro-plastic roller drawing die for electric arc additive manufacturing. The rare earth magnesium alloy electro-plastic roller drawing die comprises a wire preheating module, an electro-plastic roller drawing module, a wire cooling module, a positioning clamp and a fastening screw which are sequentially arranged in the wire conveying direction. The wire preheating module is of a cylindrical cavity structure, and a coaxial heating wire is arranged in the wire preheating module. The electro-plastic roller drawing module is of a sandwich type laminated structure, and a reducing through hole is formed in the center; the wire cooling module is made of C17200 copper alloy and is integrated with a spiral hollow water path; all the modules are radially positioned through the positioning protrusions and the positioning grooves, the positioning clamps and the fastening screws are axially fixed, and the coaxiality of the center channel is guaranteed. The device is compact in structure and high in integration degree, continuous work of preheating, roller drawing and cooling can be achieved, the deformation resistance and residual stress of the rare earth magnesium alloy wire are reduced, wire breakage is avoided, the size precision is guaranteed, and the requirement for the electric arc additive working condition is met.

The utility model discloses an efficient stainless steel wire drawing die which comprises a die main body, a spraying mechanism is arranged at the inlet end of the die main body, the spraying mechanism sprays water into an inner cavity of the die main body from an inlet area of the die main body in an annular mode, and the stainless steel wire passing through the die main body can be cooled through the spraying mechanism; a spraying mechanism is arranged at the end of an inlet area of the die body, and due to the fact that a gap is formed between a stainless steel wire entering the die body and the inner wall of a wire inlet area, water can enter the wire inlet area and the stainless steel wire penetrating through the die body; therefore, the die main body and the stainless steel wire are cooled, and the wire breakage condition caused by temperature rise of the stainless steel wire is effectively avoided; and a groove, a transverse through hole and a vertical through hole are formed in the mold main body, and water enters the groove, the vertical through hole and the transverse through hole, so that the heat dissipation effect on the mold main body is further enhanced.

The utility model provides a kind of die installation positioning tool and mould device, it is related to die positioning technology, specifically discloses first locating seat and second locating seat, first locating seat and the side wall opposite with second locating seat is equipped with first installation slot, second locating seat and the side wall opposite with first locating seat is equipped with second installation slot, first installation slot is equipped with locating column inside, locating column's free end is equipped with movable mould, second installation slot is equipped with fixed mould inside, movable mould extends outward after penetrating fixed mould, movable mould and fixed mould between there is annular passage, through the cooperation of installation slot, locating slot and locating column on first locating seat and second locating seat, the accurate coaxial positioning of movable mould and fixed mould is realized, and the dimensional consistency of annular passage is ensured.

This invention discloses a production line and equipment for surface correction of electro-galvanized steel wire, relating to the field of surface correction technology for electro-galvanized steel wire. It includes a functional box, a robotic arm, and a first clamping cylinder. A first servo motor is housed in a protective shell at the top of the outer wall of the functional box. The first servo motor is connected to the robotic arm via a rotating shaft. The robotic arm is connected to a first cylinder via a connecting rod. A first drawing die is mounted on the side of the outer wall of the first cylinder. A second servo motor inside the first cylinder is connected to a transmission shaft via a helical gear set. The transmission shaft is connected to the first clamping cylinder via threads on the outer wall. This invention, by installing a functional box, robotic arm, first cylinder, first clamping cylinder, limit ring, first servo motor, and second servo motor, achieves rapid and safe replacement of the drawing die, avoiding direct contact between workers and the high-temperature die, eliminating the risk of burns, greatly improving production efficiency and safety, and ensuring product quality stability.

The invention relates to the technical field of copper wire manufacturing, and discloses a wiredrawing device and method for copper wire production, the wiredrawing device comprises a guide rail, the surface of the guide rail is slidably provided with a sliding seat, and the upper surface of the sliding seat is provided with an embossing assembly for embossing the surface of a moving copper wire and weakening the galling phenomenon of the surface of the copper wire. According to the equipment, the hollow shaft servo motor in the coining assembly indirectly drives the wire drawing die to rotate around the axis of the hollow shaft servo motor, so that the wire pressing lines arranged on the inner wall of the reducing section of the wire drawing die form shallow spiral concave lines on the surface of a copper wire in a moving state; the superficial spiral dimpled grains are filled and supplemented by a flowing copper layer generated due to extrusion on the surface layer of the copper wire, the flowing state of the copper material in a deformation area is regulated and controlled from the source by matching a containing space pressed on the surface of the copper wire in advance with cold slippery liquid on the surface of the copper wire, pits and unevenness caused by the galling phenomenon on the surface of the copper wire are weakened, and the wire drawing quality is improved.

The utility model discloses wire drawing equipment for tinned copper stranded wire production, which comprises a rack, a mounting plate is arranged on the inner wall of the bottom of the rack, and a pay-off rack, a take-up rack, two wire drawing wheels, a mounting port and a wire drawing die holder are arranged on the outer wall of one side of the mounting plate. The limiting mechanism comprises a supporting plate, an adjusting assembly is arranged on the outer wall of one side of the supporting plate, eleven mounting grooves are formed in the outer walls of the two sides of the wire drawing die base, and two supporting frames are arranged on the outer wall of the side, close to the wire drawing die base, of the mounting plate. The wire drawing equipment for tinned copper stranded wire production disclosed by the utility model is provided with the wire holes which can be flexibly adjusted and configured according to actual production requirements, so that the production cost and the time cost are reduced, and the practicability of the device is improved.