251 results about "Chain device" patented technology

The utility model provides an explosive mixing conveying chain device for a firework inner barrel filling production line. The device comprises a water tank mechanism and a power mechanism, the water tank mechanism comprises a rack and a water tank fixedly arranged above the rack; the power mechanism comprises a power machine and a conveying chain which are respectively arranged below and above the water tank; a plurality of sliding table trolleys are detachably installed on the conveying chain, the power machine drives the conveying chain to drive the sliding table trolleys to conduct uniform-speed circular motion in the water tank, and the sliding table trolleys sequentially pass through a plurality of medicine mixing mechanisms arranged on the side edge of the water tank at equal intervals. According to the mixed medicine conveying chain device, water can be injected into the water tank, so that medicine powder and other impurities generated in the medicine mixing process fall into the water tank, and fire and explosion caused by medicine naturally are avoided; the power machine drives the conveying chain to drive the sliding table trolley, so that the whole medicine mixing and conveying process is automatic, manual intervention is reduced, the production efficiency and the yield are improved, the occupied area of equipment is small, and efficient production layout can be achieved in a limited site.

The invention relates to the technical field of building machinery, in particular to a pier column top shock insulation support mounting device and method. The device comprises a base, an inclined guide rail, a foldable guide rail, a first hydraulic cylinder, a second hydraulic cylinder, a third hydraulic cylinder, an electric cylinder, a limiting plate, a meshing type pushing chain device and a camera. The method comprises the steps that guide rails are arranged on the two sides of a pier column, the device moves to the construction position along the guide rails, the shock insulation support is moved to the foldable guide rails, the foldable guide rails are adjusted to be horizontal, and the position of the shock insulation support is adjusted, installed and fixed. The mounting difficulty of the shock insulation support can be greatly reduced, the construction efficiency is improved, and the mounting quality is guaranteed.

The invention provides an automatic harvester for Chinese chives, and relates to the technical field of harvesters, the automatic harvester comprises a machine head, two guide plates are symmetrically fixed to the front end of the machine head, a lifting machine box is installed at the tail end of the machine head, a delivery port is formed in the upper end of the lifting machine box, and a vertical frame is fixed to the rear end of the machine head; compared with the prior art, the multiple sets of collecting assemblies circularly rotate in the vertical frame through the chain wheel and chain devices, and when the different collecting assemblies correspond to the positions of the delivery ports, through rotation of shaft rods, the multiple sets of collecting assemblies can be separated from the delivery ports through rotation of the shaft rods. The collecting frame is pushed to the position of the outlet to conveniently receive the Chinese chives, meanwhile, the other side of the collecting frame sends the Chinese chives out of the collecting frame, in the process, the Chinese chives are screened in a shaking mode, and therefore the difficulty that impurities are manually and independently selected later is lowered, the Chinese chives are neatly arranged, and follow-up binding is facilitated.

A humanoid robot finger transmission system belongs to the technical field of manipulators and comprises a palm part and finger parts, each finger part is provided with a transmission system, each transmission system comprises a driving mechanism and a connecting rod mechanism, and each driving mechanism is a miniature double-buckle pushing chain device arranged on the side, close to the palm back, of the palm part. A first installation space is formed in the palm part, close to one side of the palm center, of the driving mechanism, the connecting rod mechanism comprises a first connecting rod connected between the middle knuckles and the far-end knuckles and a second connecting rod connected between the near-end knuckles and the middle knuckles, and a driving rod assembly is connected between the second connecting rod and the output end of the miniature double-buckle pushing chain device. And a second mounting space is formed in the finger part on the outer sides of the connecting rod I and the connecting rod II. The miniature double-buckle pushing chain device is used as a driving mechanism of each finger part, so that the cost is reduced, the internal mounting space of the manipulator can be greatly expanded, and the manipulator can realize function upgrading by mounting more sensor parts.

The full-automatic unloading and stacking device comprises an AGV trolley, a conveying chain device and robot assemblies, a tray stacking machine is arranged on one side of the AGV trolley, the tray stacking machine and the AGV trolley are both arranged on one side of the conveying chain device, and the robot assemblies are arranged on the two sides of a loading truck. The robot assembly comprises a ground rail, a tray frame, a robot, a visual camera and a double-station clamp. According to the full-automatic unloading and stacking device, the robot, the visual camera and the double-station clamp are arranged and move along the ground rail, and goods on a loading truck can be fully automatically photographed and grabbed; meanwhile, the double-station clamp gripper is designed into double stations, so that the unloading efficiency is improved; the automatic tray stacking machine is arranged, and empty trays can be automatically conveyed to the robot assembly; an AGV trolley system is arranged, and the full-stack tray rack can be conveyed into the vertical warehouse after the full stack is unloaded; and two sets of robot assemblies are arranged, the robot coverage range can be expanded, and meanwhile the unloading efficiency is improved.

The invention provides a device and method for eliminating vibration of a drive chain of an escalator, the device is used for being arranged on the escalator, the escalator comprises a drive main machine, a drive main shaft and the drive chain wound on the drive main machine and the drive main shaft, and the device comprises a vibration sensor arranged on the escalator, the vibration sensor is used for collecting vibration data during operation of the escalator; the frequency converter is electrically connected with the driving host and used for controlling the rotating speed of the driving host; the tensioning module is arranged on one side of the driving chain and used for tensioning the driving chain; the pressure sensor is arranged on the tensioning module and used for measuring the pressure between the tensioning module and the driving chain; the moving module is connected with the driving host and used for moving the driving host; and the controller is electrically connected with the vibration sensor, the frequency converter, the tensioning module, the pressure sensor and the moving module. Vibration of the driving chain can be automatically eliminated, so that vibration of the escalator is eliminated, the escalator does not need to be stopped for maintenance, and the maintenance cost is reduced.

The present invention relates to the technical field of vibration data detection, and specifically relates to an electric chain saw chain device and an operating safety detection method. The method comprises: obtaining a time-series initial noise factor of vibration data at each moment on the basis of the difference between local vibration data in a vibration signal data sequence and distribution of the differences between all adjacent vibration data within a local range, and obtaining a time-series noise factor of the vibration data at each moment by means of distribution of time intervals between all adjacent extreme points in a local vibration data curve; on the basis of the difference between the energy corresponding to a fundamental frequency and the energy corresponding to harmonic frequencies and the degree of disorder in energy distribution of the harmonic frequencies, obtaining a frequency domain noise factor of the vibration data at each moment, and filtering the vibration data to obtain a filtered vibration signal data sequence; and then performing operating safety detection of the electric chain saw chain device. The present invention reduces the interference of environmental noise and improves the accuracy of the operating safety detection of the chain device.

The utility model relates to the technical field of chain transmission of coal feeders, in particular to a novel chain pinching and connecting device for a transmission chain of a coal feeder. Comprising a left plier body and a right plier body, clamping mechanisms are arranged on the opposite faces of a left plier head and a right plier head, a locking mechanism is arranged between the outer ends of a left handle and a right handle, a first screw opposite to the right handle penetrates through the middle of the left handle in a threaded mode, and an ejector rod is arranged at the inner end of the first screw. A groove matched with the chain is formed in the middle of the inner side face of the right handle, and a through hole opposite to the ejector rod is formed in the groove. The clamping mechanisms of the left plier head and the right plier head are clamped on the pin shafts of the chains on the two sides respectively, the left handle and the right handle are controlled to be closed to pull the chains towards the middle, then the left handle and the right handle are locked through the locking mechanism, before the chains are pinched, the left handle and the right handle are adjusted to be parallel, and the locking mechanism is used for locking the largest opening. The first screw rod is rotated to enable the ejector rod to move towards the right handle side, and the ejector rod ejects the pin shaft of the chain out of the through hole.

The utility model provides a body-in-white turning and hanging adjusting line device which comprises a plate chain device, and each station of the plate chain device is provided with a front supporting leg and a rear supporting leg which are used for supporting the front side and the rear side of a body-in-white. A first photoelectric sensor and a second photoelectric sensor are arranged at the positions, corresponding to the front supporting leg and the rear supporting leg, of the edge of each station of the plate chain device, and a third photoelectric sensor used for detecting whether a white vehicle body is parked in place or not is arranged on the edge of each station of the plate chain device. The first photoelectric sensor and the second photoelectric sensor are both electrically connected to a first controller of the plate chain device, and the third photoelectric sensor is electrically connected to a second controller of the EMS air suspension trolley. According to the utility model, the problem that the rotary hanging plate chain device is inconvenient to transform in an old automobile welding production workshop is solved, and the automatic rotary hanging function of a body in white is realized.

The present invention relates to a push chain device, comprising: a push chain (10) including a curved portion (10b) and a straight portion (10a) along an axis, the chain including links (12) hinged to the axis; a push chain guide (20); a drive sprocket (1) having teeth (2) interlocked with the push chain, the sprocket contacting the push chain through a circular involute-shaped contact surface (2a), the contact surface (2a) being a tooth, the teeth (2) engaging with the chain, and defining a line of action at an angle between -10° and 10° to the axis of the straight portion, the line of action being offset relative to the hinge axis of the link, the sprocket contacting the straight portion (10a) but not the curved portion (10b), and being mounted such that it can rotate on an axis located on the side of the chain opposite to the center of curvature of the curved portion (10b), the contact surface (2a) including a convex front surface toward the straight portion (10a) and a rear surface toward the curved portion (10b) when the teeth (2) interlock.

The utility model discloses a vessel toy and anchor chain device which comprises a shell, a driving device, a transmission device, an anchor chain and a travel switch, the transmission device is arranged in the shell and comprises a speed reduction screw, a speed reduction worm gear and a speed reduction gear set, and the speed reduction screw is in transmission connection with the speed reduction worm gear and the speed reduction gear set. The driving device is fixed to one side of the shell and is in transmission connection with the speed reduction screw, the speed reduction gear set is sleeved with the travel switch, and the anchor chain is wound around the speed reduction worm gear. Wherein the driving device is used for driving the speed-reducing screw to rotate, the speed-reducing gear set is used for reducing the rotating speed of the speed-reducing screw and increasing the torque of the speed-reducing screw, the speed-reducing screw is used for driving the speed-reducing worm gear to rotate, the speed-reducing worm gear is used for controlling winding and unwinding of the anchor chain, and the travel switch is used for controlling the winding and unwinding length of the anchor chain. The folding and unfolding length of the anchor chain of the ship toy can be accurately controlled, the electronic control cost is reduced, installation is convenient, cost is reduced, efficiency is improved, and practicability is high.

The utility model relates to the technical field of transmission chain accessories, in particular to a hydraulic motor chain tightening device of a crusher, which comprises a chain tightening gear and an adjusting frame, a rotating shaft is coaxially connected onto the chain tightening gear, two ends of the rotating shaft are connected onto the adjusting frame, and a tightness adjusting cylinder is mounted in the center of the bottom of the adjusting frame; an axial connecting sleeve is arranged at the center axis of the chain tightening gear and connected to the outer wall of the rotating shaft through a fixing bolt. According to the chain tensioning device, the combination of the chain tensioning gear and the adjusting frame is adopted, so that the tensioning operation of the chain can be conveniently carried out. Particularly, through the tightness adjusting cylinder, the tightness of the chain can be accurately controlled, and the stable operation of the crusher is ensured; and the chain tightening gear is connected to the outer wall of the rotating shaft through a connecting sleeve and a fixing bolt, mounting or dismounting is convenient, the chain tightening gear of the corresponding model can be selected according to chain teeth of a transmission chain between the hydraulic motor and the pulverizer, and popularization is convenient.

The utility model relates to the technical field of stretch film packaging machines, and discloses a vertical full-chain device of a full-automatic stretch film packaging machine. And a rack is mounted at the top of the operation table. When the film feeding device is used, a stretching film can penetrate through the top of the film feeding roller through the film feeding roller and then is matched with the transmission chain wheel and the chain body to drive the film feeding roller to rotate, and when the film feeding roller rotates, the stretching film can be pulled to move, so that the stretching film is conveniently fixed on the film feeding roller; at the moment, the stretching film is formed and sealed through the forming working chamber and the heat sealing working chamber, so that the stretching film is conveniently processed, a full-chain penetrating heat sealing mode is adopted, the problem that film penetrating is difficult is perfectly solved, meanwhile, forming is achieved when the film is fed, time and cost are saved, and efficiency is high. The stretching film is driven by the chain body to conduct sealing and vacuumizing, so that the product is free of wrinkles, and the sealing is attractive.

The utility model provides a drag chain device and a transverse cutting machine. Relates to the technical field of heat insulation. The drag chain device comprises a drag chain which is provided with a drag chain groove, and a component is arranged in the drag chain groove; the temperature adjusting plate is adjacent to and parallel to the drag chain, the temperature adjusting plate is located on one side of the drag chain groove, the temperature adjusting plate is of a hollow structure, and a temperature adjusting medium circulates in the temperature adjusting plate.

The utility model relates to a food water-cooling conveying device which comprises a supporting frame, a conveying chain device is fixed on the supporting frame, the conveying chain device is provided with a spiral ascending section, two ends of the spiral ascending section are respectively connected with a linear section, a water sprinkling coil pipe is arranged above the spiral ascending section of the conveying chain device, and water leakage holes are distributed on the water sprinkling coil pipe. Spray heads for spraying water to the spiral ascending section of the conveying chain device are distributed on the periphery of the spiral ascending section of the conveying chain device and assembled on a water spraying pipe. A conveying chain device used for conveying high-temperature food is fixed on a supporting frame, a water spraying coil pipe is arranged above a spiral rising section of the conveying chain device, and water leakage holes are distributed in the water spraying coil pipe. Food can be cooled while the food with the high temperature is conveyed, time and labor are saved, and simplicity and high efficiency are achieved.

The invention relates to the technical field of railway transportation, in particular to a cargo bracket set for a flat-collecting common vehicle and a cargo transportation method. Wherein an end bottom frame of the end blocking frame can be detachably installed on the vehicle bottom plate, and a first end chain assembly and a second end chain assembly of the end chain device are connected to the end bottom frame. When the first end chain assembly and the second end chain assembly are in the disconnected state, goods are allowed to be loaded and unloaded on the end bottom frame, and the end bottom frame is used for bearing the ends of the goods; when the first end chain assembly and the second end chain assembly are in a connected state, the first end chain assembly and the second end chain assembly and the end bottom frame form a closed ring and are used for binding goods to circumferentially limit the goods, and the end stopping piece is fixed to the end bottom frame and used for longitudinally stopping the goods. The longitudinal displacement and the transverse displacement of the goods are limited through the cooperation of the end stop pieces and the end chain devices, and the transportation safety is improved advantageously. The end bottom frame, the first end chain assembly and the second end chain assembly can be reused as a whole, and operation is easy and convenient.

A bullet chain feeding and discharging device for a machine gun bullet chain feeding machine and a use method thereof belong to the technical field of military automation. An opening at the end of a feeding mechanism is located above a bullet discharging mechanism. A bullet chain feeding mechanism is connected with the bullet discharging mechanism. A bullet chain discharging mechanism is connected with the lower part of the bullet discharging mechanism, is located below the bullet chain feeding mechanism, and is fixed by two side baffle plate fixing devices. A hand wheel of a bullet pushing mechanism is manually rotated. A bullet pushing plate of the bullet pushing mechanism is driven to reciprocate through a crank rod. When the bullet pushing plate moves to a rear end position, a bullet falls into the bullet pushing mechanism between side blocks. A bullet head faces forward, and a bullet tail faces backward. When the bullet pushing plate moves forward, the bullet is pushed into a chain feeding mechanism. The bullet pushing plate and a push plate of the bullet chain discharging mechanism move synchronously when bullet feeding is completed. The bullet chain discharging mechanism drives a bullet head pushing mechanism to discharge the bullet body outward, and bullet pushing is completed. The bullet chain feeding and discharging device for the machine gun bullet chain feeding machine provided by the application is compact, safe, and fast in the bullet chain feeding and discharging process, and can improve the production efficiency and production precision of products.

A kind of control method of double push chain device lifting platform synchronous operation, belong to push chain lifting platform technical field, including the following steps: (1) the position of the push chain head of two push chain devices is detected;(2) the speed of two push chains is calculated;(3) the height difference of the push chain head of two push chains is calculated;(4) the push force of the push chain head of two push chains is read;(5) the push force difference of the push chain head of two push chains is calculated;(6) according to fuzzy rule base, judge the unbalance load condition, and calculate compensation frequency and compensation time.The present application solves the synchronization problem and unbalance load problem in the operation of two push chain device lifting platforms, improves the load capacity of the lifting platform, improves the stability of the lifting platform, and prolongs the service life of the lifting platform.

The utility model discloses a stepping continuous conversion chain device and a bottle conveying device of a blowing-filling-screwing all-in-one machine, the stepping continuous conversion chain device comprises a base, a stepping driving chain wheel, a stepping driven chain wheel, a continuous driving chain wheel, a continuous driven chain wheel, a circulating chain and a follow-up sliding chain wheel group are rotatably arranged on the base, the follow-up chain wheel set comprises a sliding support sliding linearly, and a first follow-up chain wheel and a second follow-up chain wheel are rotationally installed on the sliding support. One end of the circulating chain sequentially bypasses the stepping driven chain wheel, the stepping driving chain wheel, the first follow-up chain wheel, the continuous driving chain wheel, the continuous driven chain wheel and the second follow-up chain wheel and then is fixed to the other end of the circulating chain to form a closed chain, and the rotating speed of the stepping driving chain wheel is larger than that of the continuous driving chain wheel. The bottle conveying device of the blowing, filling and rotating all-in-one machine adopts the chain device, conversion and connection of stepping operation and continuous operation are achieved, and connection and conveying between a bottle blowing machine and a filling machine are met.

The application provides a device and method for eliminating escalator driving chain vibration, wherein the device is arranged on an escalator, the escalator comprises a driving host, a driving main shaft and a driving chain arranged around the driving host and the driving main shaft, and the device comprises: a vibration sensor arranged on the escalator and used for collecting vibration data when the escalator is running; a frequency converter electrically connected with the driving host and used for controlling the rotating speed of the driving host; a tensioning module arranged on one side of the driving chain and used for tensioning the driving chain; a pressure sensor arranged on the tensioning module and used for measuring the pressure between the tensioning module and the driving chain; a moving module connected with the driving host and used for moving the driving host; and a controller electrically connected with the vibration sensor, the frequency converter, the tensioning module, the pressure sensor and the moving module respectively. The application can automatically eliminate the vibration of the driving chain, thereby eliminating the vibration of the escalator, without stopping the escalator for maintenance, and reducing maintenance cost.

An automatic return line for a trolley, comprising chain devices in a ring shape respectively arranged on two parallel brackets. A front frame and a rear frame are provided at the front end and the rear end of the brackets. Both ends of the chain devices are driven by reversing gears and pushing gears to form a circulating drive for the chain devices; a motor is provided in one of the rear frames, and the motor drives a transmission rod to rotate. The two ends of the transmission rod respectively drive the pushing sprockets in the rear frame, driving the two chain devices to synchronously drive in the brackets on both sides; a plurality of pushing blocks capable of abutting against the trolley are respectively provided on each chain device, and the trolley is driven by the chain device to be pushed between the two brackets; a guide rail assembly is further arranged above the transmission rod at the end between the two brackets. After the trolley moves uphill through the guide rail from the front of the rear frame, it slides down after passing through the rear frame to complete the transportation. The invention can enable multiple trolleys to be automatically transported, reducing the labor intensity of workers while improving the efficiency.

The invention provides a slaughter equipment conveying chain, and relates to the technical field of chain equipment. A slaughter equipment conveying chain comprises a plurality of connecting structures, each connecting structure comprises a hinge block, an outer chain plate, a pin shaft, a Y-shaped hinge block, a long pin shaft and a guide wheel, each connecting structure comprises two outer chain plates, and the hinge blocks and the Y-shaped hinge blocks in each connecting structure are rotationally connected with the pin shafts through the outer chain plates. And one side of the middle of the long pin shaft is knurled, so that the diameter of the part is increased, the part is assembled with the Y-shaped hinge block, assembly is convenient, when one end is in interference fit, the pin shaft can be effectively prevented from rotating, and a good effect is achieved.

The utility model discloses a scraper chain device of a scraper conveyer, which belongs to the technical field of scraper conveyors and comprises a plurality of chains, the plurality of chains are rotationally connected with one another, notches are arranged on two sides of the chains, scrapers are arranged on two sides of the chains, and the scrapers are arranged on the chains. One end of the scraper is fixedly connected with a connecting assembly, the other end of the connecting assembly is located in the notch, and the connecting assembly limits the chain. The connecting assembly is adopted, the handle is rotated to enable the threaded rod to rotate, so that the threaded rod pushes the wedge-shaped strip to move, the sleeve moves in the direction of the spring and extrudes the spring, the scraper and the connecting assembly are quickly connected and fixed, the scraper or a chain is more quickly replaced, the downtime is shortened, and the production efficiency is improved. The maintenance efficiency is improved, the risk that the whole chain or the whole device needs to be replaced due to equipment damage is reduced, and the long-term operation cost is reduced.

The invention discloses a mowing and pulling device for farmland canals, which comprises a frame, a mowing device and a pulling chain device, the mowing device and the pulling chain device are mounted on the frame, a suspension lug is arranged on the frame, the pulling chain device is arranged behind the mowing device in the advancing direction, and the pulling chain device comprises a conveying chain assembly. A chain of the conveying chain assembly is provided with grass pulling elastic teeth used for conveying weeds cut by the mowing device to the outside of the water channel. The mowing and grass pulling device can be detachably matched with different walking devices through the hanging lugs, and the universality is high; after the weeds are cut by the mowing device, the cut weeds are conveyed out of the canal through the weed stirring elastic teeth on the rear weed stirring chain device, so that the problem that the cut weeds remain on the canal wall of the canal and are difficult to discharge is solved, the integrated operation of cutting and conveying the weeds on the canal wall of the canal is realized, and the efficiency of cleaning the weeds on the canal wall of the farmland canal is improved.

The application discloses a kind of hanging chain type workpiece coating systems, including hanging chain device, spraying device, paint dipping device and at least two baking devices;Hanging chain device includes chain conveying mechanism, two workpiece lifting mechanisms and multiple suspension mechanisms.The hanging chain type workpiece coating system utilizes each suspension mechanism to hang workpiece, and is transported in assembly line by chain conveying mechanism, so that multi-angle stereo sound paint spraying operation can be carried out on workpiece, ensure the comprehensiveness of workpiece coating paint spraying, reduce the workload of manual paint repair in later period, enhance the coating processing quality of workpiece;Utilize paint dipping device can be cooperated with hanging chain device, so as to realize dip coating, compared with the existing carrying trolley and spraying mode has better coating comprehensiveness, ensure the coating quality of workpiece;Utilize spraying device can carry out surface cleaning before workpiece is dipped in paint, ensure the coating quality of workpiece.

The embodiments of this specification provide a method and apparatus for communication between a blockchain and an off-chain device. The method is executed by a blockchain node, including: executing a first transaction to provide a pre-opening message of a first session to the off-chain device, wherein the first session is a session between the blockchain and the off-chain device; executing a second transaction sent by the off-chain device to provide the off-chain device with an opening message of the first session, wherein the second transaction includes confirmation information of the pre-opening message.

The present invention provides a handling device for a material frame, which is used for heat-treating materials placed in the material frame, and includes: a base, a clamping plate, a front fork mechanism, and a conveying chain device. The material frame includes a containing cavity, a lifting ring, and a handle. The front fork mechanism includes at least two clamping racks, and the clamping racks are provided with at least two grooves, which are respectively provided at the front and rear ends, and are used to cooperate with the lifting ring to fork the material frame to be transported into and out of the heating furnace; the conveying chain device includes a driving mechanism, a chain transmission mechanism, and a hook, and the hook is connected to the chain end of the chain transmission mechanism. The hook is used to lift the handle, and the driving mechanism drives the chain transmission mechanism to rotate, so that the hook descends or rises to transport the material frame into or out of the quenching tank. The handling device of the present invention can complete the heat treatment process of the material and reduce the problem that the transmission process is too cumbersome.

The wheel type chain supporting device comprises a left bearing seat, a right bearing seat, a rotating shaft, a left supporting wheel and a right supporting wheel, the left end of the rotating shaft penetrates through the left side wall of a machine shell and is rotationally connected into the left bearing seat through a left bearing, and the right end of the rotating shaft penetrates through the right side wall of the machine shell and is rotationally connected into the left bearing seat through a right bearing. The top of the left supporting wheel is in rolling connection with the bottom face of the upper half portion of the left scraper chain, and the top of the right supporting wheel is in rolling connection with the bottom face of the upper half portion of the right scraper chain. According to the utility model, the operation of the scraper chain bypassing the head wheel reaches a stable state, the phenomenon of abrasion between the scraper chain and a track is avoided, the stress phenomenon of the scraper chain bypassing the head wheel is improved, the abrasion of the scraper chain is reduced, and the noise generated when the head wheel and the scraper chain are separated from each other is reduced.

The utility model relates to the technical field of imine furnaces, and discloses a track chain device with a dustproof structure, which comprises a track body, a sliding chute is arranged on the track body, a top plate is fixedly arranged at the top of the track body, a chain film clamp is connected with the inner wall of the sliding chute in a sliding manner, and the chain film clamp is connected with the dustproof structure. The track chain device comprises a top plate, a protection mechanism for shielding dust is arranged on the top plate, the protection mechanism comprises a boss, the boss is fixedly installed on the side wall of the top plate, the inner wall of the boss is rotationally connected with a rotating rod, and a baffle is fixedly installed on the outer wall of the rotating rod. And meanwhile, a worm wheel, a boss and a rotating rod are matched to drive a baffle to rotate upwards, the baffle rotates upwards to cover the top of a top plate, and at the moment, the baffle can shield falling dust, and the situation that the dust falls into a sliding groove to affect sliding of the chain film clamp is avoided.

1. The name of the design product: watch winder decoration ring (3). 2. The use of the design product: used for decorating mechanical watch automatic chain device. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective drawing.