3566 results about "Bobbin" patented technology

The utility model relates to an automatic yarn breaking mechanism of a wire drawing machine, which belongs to the technical field of wire drawing machines, and comprises a machine head, a yarn roll is arranged on the machine head, an automatic yarn breaking component movably contacted with the yarn roll is arranged on the outer side of the machine head, the automatic yarn breaking component comprises a rotating shaft, a rotating shaft rotating cylinder is arranged on one side of the rotating shaft, and the rotating shaft rotating cylinder is arranged on the other side of the rotating shaft. And a rotating shaft arm for driving the rotating shaft to operate is arranged between the rotating shaft rotating cylinder and the rotating shaft. The device has the characteristics of compact structure, good operation stability and high efficiency. The problems that potential safety hazards exist in man-machine cross operation and a mechanical arm automatically takes yarns and unloads the bobbins are solved. The automatic yarn breaking function of the wire drawing machine is achieved, and the conditions of high labor intensity and low working efficiency caused by frequent manual operation are avoided.

To provide an easy-to-operate, user-friendly long object measuring / cutting fixture, eliminating trouble of preparing measuring tools and difficulty of workability during measurement.SOLUTION: A long object measuring / cutting fixture used together with a bobbin for long objects, around which a long object is wound and that is used to cut and sell a long object of a desired length, includes a storage part for storing a tape measure, and a fixing part for detachably attaching a body of the long object measuring / cutting fixture onto a display shelf on which a plurality of bobbins for long objects are displayed side by side or to the vicinity of the display shelf.SELECTED DRAWING: Figure 2

The invention belongs to the technical field of position tracking control of rigid multi-joint mechanical arms, and discloses a fuzzy self-adaptive visual servo control method and system for a multi-joint mechanical arm system for placing bobbins in a textile workshop, and the method comprises the steps: constructing an image error model according to the positions of feature points on an image plane; the fuzzy logic system is used for processing uncertain items in the system, the instruction filtering and fuzzy self-adaption technology is used for achieving tracking control over the expected trajectory of the system, the problem of calculation complexity is solved, and adverse effects caused by filtering errors are eliminated. In the process of changing the bobbins, the bobbins are placed on a creel through a multi-degree-of-freedom robotic arm, a clamping jaw at the tail end of the robotic arm is required to accurately grab the bobbins for feeding and discharging, and the requirement for accurate and rapid control of the robotic arm is met, so that research on visual servo control of the robotic arm is of great significance. The method has a good control effect, the problem of calculation complexity in the design process of the controller is solved, the trajectory tracking error is smaller, and the system robustness is higher.

The invention relates to the technical field of cable production, in particular to a stranding machine with a ship frame type cradle structure, which comprises a case, a rotation control mechanism and a take-up stand, and is characterized in that the rotation control mechanism is rotatably arranged in the case, the rotation control mechanism comprises two symmetrically arranged stranding bows, the stranding bows of the rotation control mechanism are used for allowing wires to pass through and stranding the wires, and the take-up stand is used for taking up the wires; the take-up frame is rotationally connected into the rotary control mechanism, a spool is rotationally arranged on the take-up frame, the take-up frame is provided with a wire arranging mechanism, the wire arranging mechanism comprises a first guide wheel, a second guide wheel, a third guide wheel, a fourth guide wheel and a wire arranging device which are arranged on the left side of the take-up frame, and the fourth guide wheel is arranged on the wire arranging device. The four guide wheels of the take-up stand are distributed along the diameter of the long axis of the stranding bow, and the take-up stand and the spool are distributed along the diameter of the long axis of the stranding bow, so that the diameter of the short axis of the stranding bow can be effectively shortened, the rotation radius of the stranding machine is shortened, overlarge centrifugal force is avoided, and finally vibration of a machine body and noise are reduced.

The utility model relates to the technical field of winding machines, and discloses a winding bobbin frame of a winding machine, the winding bobbin frame comprises a winding machine body, a plurality of vertical plates are fixedly connected to the upper side of the winding machine body, and a winding device used for winding yarn is arranged on the upper side of the winding machine body; a moving device for uniformly winding yarns is arranged among the plurality of vertical plates; the winding device comprises a driving motor fixedly installed at one end of one of the vertical plates, a coupler rotationally arranged between the multiple vertical plates, and a first connecting plate fixedly connected to one side of the coupler. According to the winding reel frame of the winding machine, the winding reels are sleeved with the ends, on the outer sides of the bobbin yarn columns, of the bobbin yarn sleeves, the multiple winding reels are driven to rotate at the same time under the action of the driving motors and the couplings, yarn on the outer sides of the bobbin yarns of different specifications can be wound on the outer side surfaces of the winding reels, and therefore the purpose of synchronous winding is achieved.

A camera module may comprise a first camera module and a second camera module spaced apart from the first camera module, wherein: the first camera module comprises a cover, a housing, a bobbin, a first coil, a first magnet, a second coil, a second magnet, and a first sensor; the first magnet comprises a first-first magnet disposed at a position corresponding to a second lateral plate, a first-second magnet disposed at a position corresponding to a third lateral plate, and a first-third magnet disposed at a position corresponding to a fourth lateral plate; and a first dummy member and the first sensor are disposed at a position corresponding to a first lateral plate of the cover.

The present embodiment relates to a lens driving device which includes: a substrate; a housing; a bobbin; a sensing coil; a first magnet; a second magnet; a third magnet; a dummy member; a first coil that includes a first coil unit and a second coil unit; and a first position sensor that is disposed on the substrate and corresponds to the sensing coil, wherein the first magnet and the second magnet are positioned on opposite sides from each other, the third magnet and the dummy member are positioned on opposite sides from each other, the sensing coil is provided with a driving signal, and the first position sensor senses the strength of the magnetic field of the sensing coil and outputs an output signal.

There is provided a driving device that provides an exercise load to the user to enable strength exercise, and exercise equipment including the same. A driving device according to one aspect of the present disclosure, which winds a portion of a cable part and provides the cable part with an exercise load against an external force applied to the cable part, may include: a stator disposed on the outer side of a motor shaft in a circumferential direction; a rotor positioned on the outer side of the stator in the circumferential direction to be rotated by the stator, and coupled to the motor shaft to rotate together with the motor shaft; and a rotor sprocket formed along the outer surface of the motor shaft at the end thereof to rotate together with the motor shaft; a bobbin installed to be rotatable around a bobbin shaft and configured to wind a portion of the cable part therearound; and a timing belt connecting the rotor sprocket and the bobbin to transmit the rotation force of the rotor sprocket to the bobbin.

The present embodiment relates to a lens driving device including: a first movable element including a bobbin and a first coil; a second movable element including a housing and a first magnet; a base disposed below the housing; a board including a circuit member having a second coil; an upper elastic member; and a support member, wherein the bobbin includes a first stopper and a second stopper, which overlap the second movable element in an optical axis direction and are spaced apart from each other, the housing includes side parts and corner parts formed between the side parts, a first stopper is disposed on the side of the corner parts, the second stopper is disposed on the side of the side parts, and the distance between the first stopper and the second movable element in the optical axis direction is different from the distance between the second stopper and the second movable element in the optical axis direction.

The bobbin hanger and roving bobbin combination device suitable for the flax wet spinning process comprises a bobbin hanger, the bobbin hanger comprises a bobbin hanger top cover, a bobbin hanger shell, a bobbin hanger body, a conical cup push rod and a supporting piece pair, the bobbin hanger shell is inserted into the bobbin hanger top cover from the lower portion of the bobbin hanger top cover and fixed, a cavity is formed in the bobbin hanger shell, the bobbin hanger body is arranged in the cavity of the bobbin hanger shell, and the conical cup push rod is arranged in the cavity of the bobbin hanger shell. The supporting piece pair is hinged to the lower end of the suspended spindle body through a second fixing pin, the upper end of the suspended spindle body is connected with a four-claw cam, a high-position beveled locking groove and a low-position beveled locking groove are formed in the side wall of the suspended spindle shell, the four-claw cam is arranged in the high-position beveled locking groove or the low-position beveled locking groove, and the suspended spindle shell is sleeved with the conical cup push rod. The bobbin hanger and roving bobbin combination device is small in number of parts, simple in structure and reliable in movement; the bearing capacity is high, and the application range to bobbins with different weights is wide; the cost is low, and mass production is easy to realize; the device is simple to operate and suitable for automatic production lines.

The invention discloses an overhead fan mounting structure and a range hood, belongs to the technical field of kitchen appliances, and aims to solve the problems that an existing range hood is lack of a self-locking structure and the like. The invention discloses an overhead fan mounting structure which comprises a fan case and a fan cover. The winding assembly comprises a cable, a wheel set, a winding shaft and a driving device, and the driving device is used for driving the winding shaft to rotate around the axis of the winding shaft; one end of the cable is connected to the hanging disc, and the other end of the cable is connected to the wheel set; and when the driving device fails, the self-locking assembly can enable the winding shaft to stop rotating. According to the overhead fan mounting structure and the range hood disclosed by the invention, when the driving device drives the winding shaft to rotate around the axis of the winding shaft, part of the cable is wound on the wheel set, so that the fan case gradually gets close to the hanging disc, and the mounting is more convenient. When the driving device fails, the self-locking assembly can enable the winding shaft to stop rotating, the winding shaft is prevented from rotating reversely under the gravity effect of the fan case, and the fan case is prevented from falling off.

The utility model belongs to the technical field of winding forming, and particularly relates to a cross-shaped winding forming machine with a straightening device, which comprises a frame provided with a workbench; the clamping assembly is arranged on the workbench, and the clamping assembly comprises a clamping seat and a rotating device for driving the clamping seat to move; the clamping seat is used for clamping a bobbin; the winding assembly is arranged on the workbench, and the winding assembly is used for winding the winding pipe; the straightening assembly is arranged on the workbench, and the straightening assembly comprises a moving device and a wire straightening head arranged on the moving device; the wire arranging head is used for arranging non-straight leads in a straight coil. By arranging the straightening assembly, winding and straightening can be achieved in one machine, subsequent manual work or secondary straightening of the machine is omitted, the workload is reduced, the production efficiency is improved, by arranging the moving device and the clamping assembly, the position of a coil or a wire end can be moved, the wire end straightening lead can be better arranged, and the wire end straightening efficiency is improved.

The utility model belongs to the technical field of glass fiber production, and particularly relates to a half-shaft type transmission dual-purpose thick and thin yarn machine head reciprocating wire drawing machine. The machine head reciprocating wire drawing machine comprises a rack, a first machine head, a first machine head reciprocating supporting mechanism, a machine head reciprocating mechanism, a second machine head, a second machine head reciprocating supporting mechanism, a creeling mechanism, a guide mechanism and a control system. According to the half-shaft type transmission dual-purpose thick and thin yarn machine head reciprocating wire drawing machine and the control method thereof, reciprocating linear motion of the first machine head and the second machine head can be achieved, automatic feeding, creeling, yarn breaking and yarn discharging work of glass fiber yarn can be automatically completed under dispatching of an electric control system, and the production efficiency is improved. The completion quality of wire drawing and winding is improved, and the production capacity of the wire drawing machine is improved. Meanwhile, different machine head structures can be configured for the wire drawing machine, so that the production requirements of roving and spun yarn can be flexibly met.

The invention provides a bottom thread winding device capable of well winding a bottom thread relative to a bobbin. A bottom thread winding device (60) is provided with: a bobbin (20) having a shaft part (23) and disk parts (21, 22) provided at both ends of the shaft part; a rotation mechanism (61) that imparts a rotation action to the spool; and a bottom thread supply mechanism (63) having a nozzle (64) for sending out a bottom thread (D) from a bottom thread supply source together with air, and winding the bottom thread on a shaft portion of the bobbin by rotating the bobbin by the rotating mechanism while sending out the bottom thread toward the bobbin by the bottom thread supply mechanism. The shaft portion of the bobbin is provided with a threading hole (231) penetrating in the direction perpendicular to the shaft portion, and the bottom thread supply mechanism winds the bottom thread after inserting the bottom thread into the threading hole.

The invention discloses an intelligent quality control image analysis system for textile bobbins, particularly relates to the field of textile bobbin monitoring, is used for solving the problems of uneven winding and yarn breakage caused by static accumulation, and is characterized in that a fusion image is generated through a multispectral imaging technology; after the convolutional neural network analyzes the image, an electrostatic accumulation area is automatically identified, the intensity, the rate and the spatial distribution characteristics are quantized, time sequence data are fused through an optical flow algorithm, and the electrostatic intensity level is dynamically updated; when the electrostatic strength reaches a set value, capturing a dynamic track and tension change in the yarn winding and releasing process by using a corresponding sensor, extracting yarn offset data, and evaluating the influence of electrostatic interference on winding uniformity and releasing smoothness in combination with tension anomaly analysis; and finally, after the electrostatic strength and the interference analysis result are integrated, a random forest algorithm is adopted to generate a risk score, and an early warning mechanism is triggered, so that the spinning process is optimized, yarn breakage is reduced, the stability and the product quality are improved, and the production efficiency is improved.

The invention relates to the field of electromagnetic lifting appliances, in particular to an electromagnetic lifting appliance facilitating stress balance. An electromagnetic lifting appliance facilitating stress balance comprises a movable pulley block, a steel cable I, a balance beam and the like. The movable pulley block is connected with four steel cables I; all the steel cables I are jointly connected with a balance beam. After a wide and thick plate body is adsorbed and fixed through lifting electromagnets, a motor is controlled to be started, then a steel cable II wound on a bobbin moves, the heights of the lifting electromagnets at the two ends of the steel cable II are adjusted, the gravity center of the wide and thick plate body deviating front and back is pulled to be aligned with the gravity center of a balance beam, and meanwhile the wide and thick plate body is matched with horizontal movement of a strut beam; and the wide and thick plate body is pulled to be horizontal in the left-right direction, so that the center of gravity of the wide and thick plate body deviating left and right is aligned with the center of gravity of the balance beam, shaking of the wide and thick plate body in the hoisting process is effectively reduced, and stability and safety in the hoisting process are guaranteed.

The utility model belongs to the technical field of magnetic separators, and particularly relates to an electromagnetic separator with a heat dissipation coil, which comprises a frame, a conveying mechanism mounted on the frame, a transmission mechanism connected with the conveying mechanism, and a magnetic separation mechanism mounted on the frame. The magnetic separation mechanism comprises a shell, a winding reel is mounted in the shell, the winding reel is connected with a mounting frame, and a mounting ring is mounted on the mounting frame; each installation ring is provided with a plurality of winding supporting rods, electromagnetic wires are wound around the outer sides of the winding supporting rods of the installation rings, the electromagnetic wires sequentially wind around the winding supporting rods of the installation rings from inside to outside along the centermost installation ring, and a heat dissipation gap is reserved between every two electromagnetic wire layers. By arranging the mounting ring and the winding supporting rod, a plurality of gaps are reserved between the electromagnetic coils, heat dissipation of the electromagnetic coils is facilitated, the ventilation holes, the draught fan, the coil pipe, the oil cooler and the temperature sensor are additionally arranged, the temperature in the magnetic separation mechanism can be detected and adjusted in real time, and normal operation of the device is guaranteed.

The invention discloses adjustable bobbin packaging equipment for wrap yarn processing, and relates to the technical field of wrap yarn processing, in particular to the adjustable bobbin packaging equipment for wrap yarn processing, which comprises a conveying mechanism, an adjusting mechanism is mounted at the top of the conveying mechanism, and a turnover mechanism is mounted at one end of the conveying mechanism. A packaging mechanism is installed at the bottom of the conveying mechanism, and a heat sealing mechanism is arranged at one end of the packaging mechanism. According to the adjustable bobbin packaging equipment for wrap yarn processing, the adjusting mechanism is arranged in the adjustable bobbin packaging equipment to adjust the position of a bobbin, the bobbin is prevented from deviating during packaging, the stability of wrap yarn processing and packaging is improved, and the clamping arms capable of being overturned and adjusted are arranged in the adjustable bobbin packaging equipment to adjust and clamp the large and small heads of the bobbin, so that the working efficiency is improved. And meanwhile, an inductive probe is arranged to induce the position of the bobbin, corresponding packaging operation can be conveniently conducted on all assemblies, manpower input is reduced, and the wrap yarn processing effect is improved.

The utility model discloses a cone yarn transfer device, and relates to the technical field of cone yarn transfer devices.The cone yarn transfer device comprises a transfer table, the transfer table is connected with a baffle and a conveying mechanism, the conveying mechanism is used for driving a packaging bag to slide in the direction close to the baffle, and the transfer table is slidably connected with a push plate; the transfer table is connected with a first driving part, the first driving part is used for driving the push plate to slide in the direction close to or away from the supporting structure, and when the packaging bag abuts against the baffle, the packaging bag corresponds to the push plate. The packaging bags are driven to move to the supporting structure through the conveying mechanism, the push plate and the first driving piece, workers do not need to place the packaging bags on the supporting structure, and the efficiency of moving the packaging bags to the supporting structure is improved.

A modular forend extension and mounting system including a modular forend extension unit and a mounting block unit. The modular forend extension unit includes a modular forend extension, a barrel reverse tapper mount bobbin, two barrel side plates, and forend extension fasteners. The mounting block unit includes a cap sling swivel block, a modular sling swivel mounting base, and mounting block fasteners.

The invention relates to suspended spindle body integrated automatic assembling equipment which comprises a main machine frame and a circulating conveying line, and each moving table of the circulating conveying line is fixedly connected with a positioning carrier. A supporting piece double-station feeding and assembling mechanism, a support overturning and feeding mechanism, a coaxial deviation rectifying mechanism, a first pin feeding and assembling machine, a first pin in-place installation detection mechanism, a rotor feeding and side inserting mechanism, a second pin feeding and assembling machine, a second pin in-place installation detection mechanism and a leaf spring feeding mechanism are sequentially arranged on the main machine frame around the circulating conveying line. The device comprises a leaf spring pressing mechanism, a leaf spring detection mechanism, a defective product unloading mechanism and a finished product unloading mechanism. The automatic assembling and detecting device has the beneficial effects that the automatic assembling, detecting and discharging device can adapt to automatic assembling, detecting and discharging treatment of supports, supporting pieces, pins, rotors and leaf springs, and the machining efficiency and the machining quality of suspended spindle bodies are improved.

The invention relates to the technical field of chemical fiber cone yarn moving and placing, and discloses a chemical fiber cone yarn moving and placing mechanism which comprises a sliding part, the sliding part comprises a sliding block slidably connected to the inner wall of a sliding groove, and a sliding frame is slidably connected to the inner wall of the sliding block. The first rotating rod tilts upwards with the first rotating column as the center, the top of the spool makes contact with the bottom of a contact plate along with the mechanical arm continuing to move downwards, an electric telescopic rod extends and drives a plurality of sliding frames to synchronously move upwards through a fixing disc, and the pressure generated by upward movement enables the spool to move upwards. When the spool rotates, a second rotating rod is forced to rotate with a second rotating column as the center, at the moment, due to the characteristic that the inner wall of the spool is small in upper portion and wide in lower portion, the seven sets of contact assemblies all form the above state, a conventional internal and external supporting clamping mode is changed into internal limitation of the spool, and therefore pressure borne by the spool in the transferring process is greatly reduced.

The ring bobbin transport cart comprises a transport trolley and a lifting platen arranged in the transport trolley, elastic supporting parts and lifting guide parts are connected between the lifting platen and the bottom of the transport trolley, and the two sets of lifting guide parts are symmetrically arranged on the two sides of the lifting platen; and a synchronous assembly is in transmission connection between the two lifting guide parts and is suitable for driving the two lifting guide parts to synchronously act. The synchronous assembly is additionally arranged, so that the lifting guide parts on the two sides can move synchronously, when any side of the lifting platen is stressed greatly, balance of the lifting platen in the trolley can still be kept, the service life of the whole ring bobbin transport vehicle is prolonged, and the phenomenon of pipe leakage and jamming caused by inclination of the lifting platen of the trolley is prevented.

The present invention includes: a stator core (21) having a slot (21a); a bobbin (22) fitted in the slot (21a) and having a through hole (22c) penetrating in an axial direction of the stator core (21); a coil (23) inserted in the through hole (22c); a plurality of protrusions (22e) that protrude from at least one of an inner periphery of the through hole (22c) and an outer periphery of the coil (23), and guide the position of the coil (23) in the through hole (22c); and a resin filled on the periphery of the coil (23) in the through hole (22c).

A lens driving device includes a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; and a first magnet disposed opposite to the coil in the housing. The first magnet includes an inner surface facing the coil, and an outer surface disposed at the opposite side to the inner surface. The first magnet includes a first region provided between the inner surface and the outer surface and having a first thickness, and a second region extending from the first region and having a second thickness which is smaller than the first thickness.

The utility model relates to a full-automatic winding machine. A plurality of large rolls of grey yarns are placed on a grey yarn frame; a plurality of groups of driving winding mechanisms and driven top mechanisms are oppositely arranged; a bobbin is clamped between the driving winding mechanism and the driven jacking mechanism, and the driving winding mechanism drives the bobbin to rotate, so that yarns obtained by unwinding large-roll grey yarns are wound on the bobbin; the yarn guide mechanism is arranged on one side of the driving winding mechanism and can reciprocate in the radial direction of the bobbin so that the bobbin can be full of yarn. The bobbin clamping mechanism is located below the driving winding mechanism and can grab bobbins. The shear mechanism is located below the driven top head mechanism and can shear off the yarn. The vibration disc is in butt joint with the bobbin feeding mechanism and can feed bobbins to the bobbin feeding mechanism. The bobbin conveying mechanism can load a plurality of bobbins and can convey the bobbins to the position between the driving winding mechanism and the driven jacking mechanism. The full-automatic winding machine has the active advantages of being reasonable in structural layout, reliable in performance, high in production efficiency and the like.

The utility model provides a winding needle structure, winding equipment and a battery monomer, the winding needle structure is used for forming an electrode assembly, and the winding needle structure comprises a supporting needle body and a winding needle body. The supporting needle body is of an annular structure and is provided with a cavity formed in the axial direction of the supporting needle body. The winding needle body is inserted into the cavity and detachably connected with the supporting needle body, and one end of the winding needle body in the axial direction is configured to be connected with the driving mechanism so as to drive the supporting needle body to rotate synchronously. According to the electrode assembly formed by winding of the winding needle structure, the supporting needle body can be automatically arranged in the winding center hole of the electrode assembly and serves as a part of the electrode assembly, the quality of the electrode assembly can be improved, the service life of the electrode assembly can be prolonged, and therefore the quality of a single battery can be improved, and the service life of the single battery can be prolonged.

The invention relates to the technical field of composite material production and detection, in particular to a broken filament detection method, device and equipment for the end face of a carbon fiber spool, and the method comprises the steps: carrying out the image collection of the end face of the spool, and carrying out the graying processing of the collected image, and obtaining a gray image; carrying out image enhancement on the grayscale image, screening pixel points of the end face of a spool in the enhanced image through a grayscale condition, and obtaining a plurality of region sets by segmenting a connected domain; selecting an area with the largest area in the plurality of area sets, and removing pixel points belonging to the yarn drum to obtain a plurality of sub-areas; and screening the areas of the plurality of sub-regions, and if the area of the sub-region is greater than a set threshold value, judging that broken filaments exist. According to the invention, high-efficiency and accurate detection of broken filaments on the end face of the carbon fiber spool can be realized, and the quality and performance of carbon fibers in the subsequent processing process are ensured.

The invention relates to a yarn falling method and device based on an AMR trolley and a storage medium, and is applied to the technical field of chemical fiber yarn falling. The method comprises the steps that an AMR is used for doffing and yarn falling, the implementation process of yarn falling and yarn falling of the AMR is designed, the AMR has the obstacle avoidance function, the mechanical and fixed yarn falling mode of an AGV is avoided, and the method and device are more flexible and efficient than the AGV; meanwhile, the real-time position of the system is dynamically calculated through a UWB base station signal deployed in a workshop and a positioning algorithm, the positioning algorithm improves existing common positioning algorithms UWB and TOA, and position information is reliably calculated on the basis of reducing hardware cost through geometric constraint and least square. And meanwhile, the interference of low-quality signals is suppressed through a dynamic weight method, the robustness of a shielding scene is improved by combining TDOA and RSSI, and the self-positioning accuracy in the AMR moving process is improved.

An automatic wire feeding and discharging mechanism for an automatic wire feeding electric spark wire cutting machine tool is characterized in that a numerical control push-pull mechanism composed of a motor, a chain wheel and a chain pushes and pulls a wire drawing clamping trolley, an electrode wire is clamped and pulled to the position below a wire cylinder from a lower wire guide head of the machine tool, and then the electrode wire is hooked into a wire clamp of the wire cylinder through a wire hooking mechanism; in the automatic threading process of the machine tool, the electrode wire is pulled to the position below the wire cylinder from the lower wire guide head and enters the wire cylinder wire clamp, and the wire clamp of the trolley is normally closed and can be automatically opened to clamp and release the wire. And meanwhile, the chains are stored in the chain storage box outside the processing area by utilizing the gravity and the foldable flexibility of the chains, so that the adhesion of corrosion substances during processing is avoided. In addition, a detection function for detecting whether the wire head of the electrode wire is threaded in place in the wire clamping and drawing trolley is designed, and the mechanism improves the reliability and success rate of automatic wire threading.