39results about How to "Realize automatic replacement" patented technology

The utility model discloses a water cooling device for a sheet extruder, which comprises a base (1), and a water collecting tank (2) is arranged on the base (1). The water collecting tank (2) is connected with a drain pipe (3) and a water inlet pipe (4); a notch of the water collecting tank (2) is rotatably provided with a plurality of transmission lower pressing rollers (5), the surface of each transmission lower pressing roller (5) is provided with a plurality of annular grooves (6), and each annular groove (6) is filled with a water absorbing cotton sliver (7); a protective frame (18) is arranged above the water collecting tank (2), and a plurality of transmission upper compression rollers (8) are rotationally mounted on the protective frame (18); a spraying pipe (9) is mounted right above every two adjacent transmission upper compression rollers (8); and a plurality of spraying openings (10) are formed in the bottom surface of each spraying pipe (9). The cooling and shaping device not only can ensure the cooling and shaping effect, but also has the advantages of high working efficiency, convenience in use and cleaning and high structural stability.

The utility model provides a quick die changing device of an automobile hub bearing assembly line, belongs to the technical field of bearing assembly equipment, and aims to solve the problems that the equipment utilization rate is low and the production efficiency is seriously influenced due to frequent die changing in the existing multi-variety and small-batch production mode. Comprising a bearing assembly machine body, a press-fitting bearing table, a die change driving rotary table, a die change driving motor, a press-fitting protection mechanism and a die change driving mechanism. The press-fitting bearing table is fixedly connected to the lower end of the front portion of the bearing assembly machine body. The die changing driving rotary table is rotationally connected to the front end of the upper portion of the press-fitting bearing table. The die head pieces are connected to the centrifugal positions of the inner sides of the die change driving rotary tables in a sliding mode correspondingly. The die change driving motor is fixedly connected to the inner side of the bearing assembly machine main body; the press-fitting protection mechanism is arranged above the press-fitting bearing table; the die change driving mechanism is arranged below the press-fitting bearing table, automatic replacement of the die head piece is achieved, and the assembling efficiency of the automobile hub bearing is improved.

The utility model relates to the technical field of rivet pulling head replacement, in particular to an automatic rivet pulling head replacement structure and a rivet pulling head feeding system.The automatic rivet pulling head replacement structure comprises an XY operation table, an installation plate is installed on the XY operation table, an air pressure gun and an object placing plate are installed on the installation plate, and a reciprocating assembly is arranged on the object placing plate; the reciprocating assembly comprises a reciprocating plate slidably arranged on the storage plate, the reciprocating plate is provided with a replacement assembly, the replacement assembly comprises a switching structure and a lifting structure, the switching structure comprises a rotating disc installed on the reciprocating plate, the rotating disc is provided with multiple sets of storage pieces in the circumferential direction of the rotating disc, and the storage pieces are connected with the lifting structure through rotating structures; when the reciprocating plate moves to the position under the air pressure gun, the lifting structure acts and can drive the rotating disc to ascend, suspend and descend, in the action process of the rotating disc, the lifting structure can drive the rotating structure to act so that the placing piece can rotate automatically, and therefore the rivet nut placed in the placing piece can be installed on the air pressure gun.

The present technology belongs to the technical field of coal mining equipment, and specifically discloses an underground coal mining ventilation and dust removal equipment, which comprises two air pipes, three reinforcing rods connected between the air pipes, two fans respectively embedded in the air pipes, a base plate assembled on the air pipes and close to the upper end, a protection box buckled on the base plate, a buckle cover movably assembled on the protection box, two through pipes embedded on the buckle cover, first elastic rubber hoses respectively assembled on the lower ends of the through pipes, second elastic rubber hoses respectively assembled on the upper ends of the air pipes, servo motors respectively assembled on the base plate and located on the two sides of the air pipes, jacks respectively assembled on the driving ends of the servo motors, and assembling discs respectively assembled on the jacks. The underground coal mining ventilation and dust removal equipment automatically replaces the return filtering screen through gas flow sensing, senses the running state of the ventilation system in real time, protects the life safety of underground workers, has a long service life, and does not require workers to frequently handle the dust filtering screen, and is convenient to use.

The utility model discloses a screen printing mechanism capable of realizing self-replacement of a screen, which comprises a pneumatic rod fixedly mounted at the output end of a cylinder, a rack fixedly mounted at one end, far away from the cylinder, of the pneumatic rod, a gear arranged on the side wall of the rack, a triangular block fixedly mounted in the gear, and a wedge-shaped block slidably mounted on the side wall of the triangular block. Springs are fixedly mounted on the side walls of the wedge-shaped blocks, discs are fixedly mounted at the ends, away from the wedge-shaped blocks, of the springs, connecting columns are fixedly mounted in the discs, cross-shaped connecting plates are fixedly mounted on the side walls of the connecting columns, and printing screens are fixedly mounted on the side walls of the cross-shaped connecting plates. And automatic replacement of the printing screen is realized. When the rack moves from back to front, the rack can drive the printing screen plate to do anticlockwise circular motion to be replaced, the replacement time is greatly saved, the printing efficiency is improved, meanwhile, the flexibility of equipment for coping with diversified printing tasks is enhanced, and the printing screen plates with different patterns or specifications can be rapidly switched.

This invention relates to the field of scanning electron microscopy, and more particularly to a sample exchange device. It includes a second plate with a first plate arranged parallel to it at intervals on its upper side. Multiple sets of guide grooves are evenly distributed inside the first plate, and each guide groove contains a slidable connecting arm. A sample stage is fixedly connected to the inner top of each connecting arm. Multiple sets of movable adjustment mechanisms are evenly distributed on the second plate, with the positions of the mechanisms corresponding to the guide grooves. The edges of the first and second plates are fixedly connected by multiple sets of evenly distributed fixed supports. This invention, with its multiple sample stages, can simultaneously accommodate multiple samples. The movable adjustment mechanisms can move the sample stages and adjust their positions, thereby achieving automatic sample exchange. This eliminates the need for manual operation, enabling rapid and accurate sample exchange, significantly reducing the time required for sample change and improving detection efficiency.

The application discloses a tight gas reservoir control factor analysis experimental equipment based on permeability measurement, which comprises an outer cylinder connected with an external confining pressure control assembly, two corresponding sealing end seats embedded into upper and lower ends of the outer cylinder, a sealing upper end head slidably connected in the upper end seat, a sealing lower end head slidably connected in the lower end seat, a sealing sleeve arranged between the two end seats, a test space formed among the two end seats, the upper end head, the lower end head and the sealing sleeve for accommodating a test sample, an end head control assembly for adjusting positions of the upper end head and the lower end head and providing fluid control for the two, a feeding assembly capable of providing at least a sample replacement into the test space, and a computer connected in communication with the end head control assembly, the external confining pressure control assembly and the feeding assembly.

The invention provides an unmanned aerial vehicle battery replacing and charging platform and an unmanned aerial vehicle, and relates to the technical field of unmanned aerial vehicles, the unmanned aerial vehicle battery replacing and charging platform comprises a positioning platform, an energy storage battery and charging mechanism, a locking mechanism and a clamping mechanism, and the positioning platform is used for stopping an unmanned aerial vehicle body and fixing the unmanned aerial vehicle body; one energy storage battery is used for being arranged on the unmanned aerial vehicle body, and the other energy storage batteries are electrically connected with the charging mechanism so that the energy storage batteries can be charged through the charging mechanism; the locking mechanisms are arranged on the unmanned aerial vehicle body and the charging mechanisms, and the energy storage battery can be locked and fixed by the locking mechanisms; the clamping mechanism can clamp an energy storage battery on the unmanned aerial vehicle body and move the energy storage battery to be electrically connected with the charging mechanism, or clamp the energy storage battery electrically connected with the charging mechanism and move the energy storage battery to the unmanned aerial vehicle body, and therefore automatic replacement of the energy storage battery of the unmanned aerial vehicle body is achieved through the unmanned aerial vehicle charging and battery replacing platform. The unmanned aerial vehicle does not need to inspect a take-off and landing point on a path for guarding, and the labor cost is remarkably reduced.

The utility model discloses an automatic grinding head replacing mechanism which comprises a clamp assembly and a first driving assembly used for driving the clamp assembly to move. The clamp assembly comprises a mounting plate, a first clamping jaw used for taking down an old grinding head from a polishing head, a second clamping jaw used for clamping a new grinding head and sending the new grinding head to the polishing head and an in-place pressing rod used for pressing the new grinding head to the polishing head, and the first clamping jaw, the second clamping jaw and the in-place pressing rod are arranged below the mounting plate in a staggered mode. The utility model further provides a polishing machine. According to the automatic grinding head replacing mechanism, new and old grinding heads can be replaced, pressing is in place, automatic replacement of the grinding heads is achieved, and production efficiency is improved. According to the polishing machine, the grinding head can be automatically replaced, raw materials can be automatically fed or discharged, the production time of the polishing machine is greatly prolonged, and the production efficiency is multiplied.

This utility model belongs to the field of fabric striping machines, specifically relating to an automatic bobbin changing device for an automatic fabric striping machine. It includes a frame, a clamping mechanism, and a bobbin storage mechanism. The clamping mechanism is located between the bobbin storage mechanism and the sewing machine. The clamping mechanism includes a first motor, an elastic clamping swing arm, a clamping swing arm, and a second motor. The elastic clamping swing arm is equipped with a gripping block and a clamping block, forming a clamping space between the gripping block and the clamping block for clamping the bobbin. The elastic clamping swing arm is linked to the output shaft of the first motor, which drives the elastic clamping swing arm to rotate relative to the clamping swing arm, allowing the elastic clamping swing arm and the clamping swing arm to have both a released state (separated from each other) and a gripping state (closed to each other). The clamping mechanism adopts a double-clamping swing arm structure design. Through the reciprocating swing of the elastic clamping swing arm and the clamping swing arm, the bobbin is automatically transported between the bobbin storage mechanism and the sewing machine, achieving automatic bobbin changing.

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle battery quick replacement device. According to the technical scheme, the unmanned aerial vehicle comprises an operation table and an unmanned aerial vehicle body and further comprises a fixing plate fixedly installed on one side of the operation table, an electric push rod is fixedly installed on one side of the fixing plate, the output end of the electric push rod is fixedly connected with a connecting block, an L-shaped clamping plate is fixedly installed on the connecting block, and the unmanned aerial vehicle body is located at the top of the operation table. According to the utility model, a new battery is protected, dust attached to the surface of the cabin door of the unmanned aerial vehicle is automatically blown and cleaned, the dust is prevented from falling onto the surface of the battery when the battery is replaced, the service performance of the battery is improved, and the service time of the unmanned aerial vehicle is prolonged.

The application provides a combined marine signal lamp, and relates to the field of signal lamps, which comprises a seat body, a fixed battery mounted on the seat body, a plurality of modular batteries, a plurality of modular lamp tubes, a controller, a driving assembly, a limiting assembly and a prompt lamp assembly; the seat body is provided with a first sliding channel and a second sliding channel, and the first sliding channel and the second sliding channel are vertically arranged; each modular battery is arranged in a vertical direction in the first sliding channel, and each modular lamp tube is arranged in a vertical direction in the second sliding channel; the driving assembly is suitable for driving the modular battery at the lowermost end in the first sliding channel to move downward to get rid of the limiting of the limiting assembly, and the driving assembly is suitable for driving the fixed battery at the lowermost end in the second sliding channel to move downward to get rid of the limiting of the limiting assembly; the fixed battery, the prompt lamp assembly, the driving assembly, a first elastic electrode sheet and a second elastic electrode sheet are respectively connected with the controller through wires, and the controller is suitable for controlling the driving assembly and the prompt lamp assembly to work in a timing mode.

The invention provides a nozzle replacement method, three-dimensional printing equipment and a computer readable storage medium, and relates to the field of three-dimensional printing. The method is applied to the three-dimensional printing equipment, the three-dimensional printing equipment comprises a printing head and a nozzle holder, the printing head comprises a printing head base and a nozzle assembly detachably connected with the printing head base, and the method comprises the following steps: responding to an information binding request, binding assembly information of a target nozzle assembly placed on a target station of the nozzle holder with station information of the target station, and updating mapping relation information of the assembly information and the station information; in response to a replacement signal, the nozzle frame is controlled to disassemble the first nozzle assembly on the printing head base; and based on the assembly information corresponding to the replacement signal and the updated mapping relation information, a second nozzle assembly to be installed is determined, and the second nozzle assembly on the nozzle frame is installed to the printing head base.

The utility model discloses a kind of vegetable agricultural residue detection equipment, it is related to the technical field of agricultural residue detection, to solve when vegetables are batched, the staff needs to frequently replace agricultural residue test paper to detect vegetables, and the detection process is more cumbersome Problem.Its technical scheme points are: including the test paper of winding arrangement, further including the shell and the cover body of mutual rotation connection, the fixed rod for test paper placement is fixedly connected in shell inner wall, shell inner wall is rotatably connected with the two connecting rods for winding test paper and for conveying test paper Winding rod, the through slot for dropping extract liquid on test paper is set on the cover body.The utility model can realize the effect of automatic winding of test paper by motor driving winding rod, test paper located in through slot moves to winding rod direction at this time, to realize the effect of automatic replacement test paper, reduce the operation step of staff, improve detection efficiency.

The utility model relates to an automatic changing device of brake disc workpiece belongs to brake disc positioning changing technical field. It includes frame, workpiece positioning frock and changing adjustment mechanism, and workpiece positioning frock includes taper sleeve and positioning fixture, and taper sleeve sets up floatingly, and taper sleeve is used for positioning the center hole of brake disc, and positioning fixture is used for supporting the inner end face of the cap of brake disc, and changing adjustment mechanism includes frock library, changing pneumatic clamping jaw and changing drive mechanism, and frock library is used for storing the taper sleeve and positioning fixture of waiting for changing, and changing pneumatic clamping jaw can automatically change the taper sleeve and positioning fixture under the action of changing drive mechanism. When needing to change the measurement of brake disc, changing pneumatic clamping jaw can take down the original taper sleeve and positioning fixture and put back frock library, and can clamp the taper sleeve and positioning fixture of corresponding model and move to workpiece positioning frock, realize the automatic change of the taper sleeve and positioning fixture of corresponding model, and the whole changing is quick and efficient, reduces the labor intensity of worker.

The invention relates to the field of chip arrangement, in particular to a chip arrangement machine, which comprises a chip feeding system, a chip sorting mechanism, a chip discharging system and a chip sorting system, and is characterized in that the chip feeding system comprises a feeder mechanism used for providing carrier tape chips and a chip sorting mechanism used for providing scattered chips; the chip arranging system comprises at least one swing arm mechanism and a blue diaphragm bearing table used for bearing blue diaphragms, and the swing arm mechanism is used for transferring and arranging the chips onto the blue diaphragms; and the blue diaphragm processing system comprises a blue diaphragm receiving assembly and a blue diaphragm clamping and moving assembly and is used for automatically taking, placing and replacing the blue diaphragm between the receiving assembly and the bearing table. The feeder mechanism and the chip sorting mechanism are integrated, so that compatible processing of carrier tape chips and scattered chips on the same equipment is realized; and by arranging the blue diaphragm clamping and moving assembly and the blue diaphragm receiving assembly, full-automatic taking, placing and replacing of the blue diaphragm are achieved.

This utility model relates to the field of tea seedling cultivation technology, and in particular to an automatic irrigation seedling raising rack for tea seedlings. It includes a workbench, a frame, a clear water tank, and a return water tank. The frame has multiple placement plates arranged from top to bottom. A water storage trough is formed on the upper surface of each placement plate, and seedling boxes are placed inside the water storage trough. An installation cylinder is fixed inside the water storage trough, and a water passage groove is formed on the side wall of the installation cylinder. A connecting pipe is connected to the bottom of the installation cylinder. A first water pump is installed in the clear water tank, and the first water pump is connected to a main water inlet pipe. Multiple water inlet branch pipes are connected to the main water inlet pipe. A main drainage pipe is connected to the return water tank, and multiple drainage branch pipes are connected to the main drainage pipe. The connecting pipe, water inlet branch pipes, and drainage branch pipes are connected by a T-junction. A first solenoid valve and a second solenoid valve are respectively installed on the water inlet branch pipes and the drainage branch pipes. A return water pipe and a second water pump are connected between the clear water tank and the return water tank. This utility model realizes automatic water replacement in the water storage tank, saving labor and time costs.

The utility model discloses a sound insulation pad ozone removal equipment, include: main body mechanism and deodorization mechanism, deodorization mechanism is used for handling to ozone, including setting in the frame of conveyer belt one side, a plurality of fixed frame on mass sensor, set above mass sensor's carbon case, install the blast -blowing spare of carbon case both sides, fixed in the frame top and with carbon case intercommunication's storage tank, set below carbon case and with carbon case intercommunication's collection tank and install control piece respectively in storage tank bottom and carbon case bottom, frame is used for installing other components, mass sensor is used for installing carbon case, and the weight of carbon case is monitored in real time, when activated carbon particle adsorption saturation, the weight of activated carbon particle increases, through the detection of activated carbon quality in carbon case, can judge whether the activated carbon is in saturation state, and the sound insulation pad ozone removal equipment has the advantages of activated carbon particle automatic replacement and strong practicality.

The application discloses a kind of acute cerebral infarction thrombolysis hemorrhage patient treatment combined cold deposit intervention device, it is related to cold deposit infusion technical field, including base, cross transfer box is rotatably connected on base;It also includes infusion hard pipe, infusion hose, fixed plate, first spring, limit frame, drive assembly and fixing mechanism, the end of infusion hose with needle is placed on placement table, infusion hard pipe lower portion is connected with fixed plate, first spring is connected between fixed plate and support, first spring is wound on infusion hard pipe, infusion hard pipe upper portion is connected with limit frame, cross transfer box lower portion is provided with drive assembly, cross transfer box is equipped with the fixing mechanism for clamping and fixing blood bag.The application is first by fixed mechanism to blood bag clamping and fixing, then by drive assembly, realize blood bag automatic replacement, avoid when infusion medical staff cannot leave sickbed, cause medical staff waste, improve the operation convenience of device.

The invention belongs to the technical field of medical instrument disinfection equipment, and particularly relates to a dermatological instrument disinfection device based on ultrasonic cleaning, the dermatological instrument disinfection device comprises a cleaning machine, a circulating mechanism and a switching mechanism are arranged in the cleaning machine, the circulating mechanism is located at the right end of the cleaning machine, the switching mechanism is located at the left end of the cleaning machine, and a cleaning pool is arranged at the top of the cleaning machine. Cleaning liquid and instruments are filled in the cleaning pool, and a distributor is arranged on the circulating mechanism. Through cooperation of the cleaning machine, the circulating mechanism, the distributor, the separation accelerator and the drainage mechanism, cleaning liquid is driven to circularly flow in the cleaning pool, the flowing cleaning liquid washes away newly eluted pollutants on an instrument, the pollutants are made to be away from the instrument, secondary pollution of the pollutants to the instrument is avoided, the cleaning effect is better, and through the distributor, the cleaning effect is better. The cleaning fluid enters the separation mechanism more uniformly, the flowing dead angles of the cleaning fluid are reduced, pollutants are prevented from being accumulated in the dead angles, then the pollutants are prevented from being accumulated in the cleaning pool, and the cleaning effect is further improved.

The utility model relates to the technical field of labeling instruments, in particular to a rare earth wastewater treatment device which comprises a tower body, a feeding port, a treatment mechanism, a spraying mechanism and a replacing and cleaning mechanism, the tower body is fixed, the feeding port is formed in the tower body, the treatment mechanism is installed in the tower body, and the spraying mechanism is installed in the tower body. The treatment mechanism is used for filtering wastewater, the spraying mechanism is mounted above the treatment mechanism, and the spraying mechanism is used for spraying a chemical agent into the wastewater so as to be matched with the treatment mechanism to complete wastewater treatment; and the replacing and cleaning mechanism is mounted on one side of the tower body and used for replacing the filter screen and cleaning the replaced treatment mechanism at the same time.

Embodiments of the present disclosure provide a camera filter switching method, an electronic device and a program product; the method comprises: driving a filter in a filter module to move when a request to switch to a target filter is received; obtaining sensing information corresponding to a sensing structure of the filter in the filter module sensed by a sensor component; positioning the target filter to be switched to based on the sensing information, and confirming that the filter corresponding to the camera is switched to the target filter after confirming that the target filter moves to a target position corresponding to the camera. Through the embodiment scheme, the filter can be automatically replaced, and the filter can be accurately positioned, the filter effect is improved, and the terminal shooting effect is improved.

The invention discloses automatic solvent bottle replacing equipment for pretreatment of physical and chemical samples, which comprises a solvent supply device, a conveying vehicle and a mechanical arm, and the solvent supply device comprises a rack, a first driving assembly, a second driving assembly, a solvent bottle placing assembly and a sampling needle assembly; the solvent bottle placing assembly comprises a solvent bottle placing bracket, a first placing groove and a liquid level sensor; the sampling needle assembly comprises a sampling needle capable of extending into the solvent bottle; the conveying vehicle is provided with a second containing groove. The mechanical arm is installed on the conveying vehicle. The mechanical arm is provided with a mechanical claw assembly used for grabbing the solvent bottle. When the liquid level sensor detects that the liquid level of the solvent bottle reaches the preset liquid level height, the second driving assembly drives the sampling needle assembly to vertically move upwards, the first driving assembly drives the solvent bottle placing assembly to horizontally move outwards, the solvent supply device, the conveying vehicle and the mechanical arm are matched to realize full-automatic replacement of the solvent bottle, and the safety is better.

The application provides a chip pasting device capable of pasting chips of various sizes, relates to the technical field of chip pasting, and comprises a pasting machine body, a point gluing mechanism, a pasting table, a chip pickup head and a chip pasting head which are installed above the pasting machine body, the point gluing mechanism is movably installed on the left edge above the pasting machine body through a guide rail and a magnetic coupling cylinder, the pasting table is movably installed on the front edge above the pasting machine body through a guide rail and a magnetic coupling cylinder, the chip pickup head is provided with two chip pickup heads capable of switching a plurality of different sizes of vacuum nozzles, the nozzle disc of the chip pickup head is integrated with a plurality of different sizes of vacuum nozzles in the circumferential direction, the nozzle disc can be programmably driven to rotate through a nozzle changing driving element and a synchronous belt transmission, the required size of vacuum nozzle can be quickly positioned to the working position and connected with a negative pressure suction device, the design realizes the quick switching of the nozzle, manual intervention is not needed for shutdown and replacement, and the problem of low replacement efficiency caused by the fixed size of the nozzle is solved.

The invention is applicable to the technical field of stem cell culture carrier feeding devices, and provides a stem cell culture carrier feeding device and a using method thereof, the stem cell culture carrier feeding device comprises a rack, a culture medium bottle, an injection pump, a waste liquid bottle, a buffer bottle, a thermos bottle, an electric control board, a carrier feeding pipe, a vertical lifter, a pinch valve plate, a turntable and an injector; according to the invention, by integrating the vertical lifter, the pinch valve plate, the carrier feeding pipe, the turntable, the injection pump and other parts, automatic feeding of the stem cell culture carrier and automatic replacement of the culture medium are realized, the turntable can be used for placing a plurality of carrier bottles and accurately rotating and positioning, and the vertical lifter drives the pinch valve plate and the carrier feeding pipe to move up and down; the needle head structure at the lower end of the carrier input pipe accurately pierces the bottle cap of the carrier bottle to complete insertion and separation, the whole process is uniformly and coordinately controlled by the electric control board, manual uncovering operation is not needed, and the pollution risk is effectively reduced.

The utility model provides an automatic wire wheel changing device and a slicing machine, a wire wheel is mounted on the slicing machine through a mounting shaft, the automatic wire wheel changing device is used for driving the wire wheel to move, the automatic wire wheel changing device comprises a first sliding rail, a supporting piece and a first driving assembly, the first sliding rail is parallel to the mounting shaft, and the supporting piece is slidably connected with the first sliding rail; the first driving assembly is used for driving the supporting piece to move towards or away from the wire wheel in the thickness direction of the automatic wire changing wheel device so that the supporting piece can be located at the first position or the second position. At the first position, the supporting piece is clamped with the wire wheel, and at the second position, the supporting piece is separated from the wire wheel. And through the arrangement of the supporting piece and the first sliding rail, compared with manual dragging of the wire wheel, the working efficiency is remarkably improved, and the phenomenon that the wire wheel falls off in the replacement process can be reduced. And by arranging the first driving assembly, the supporting piece can be driven to move to the first position or the second position, and clamping connection or separation of the supporting piece and the wire wheel can be conveniently controlled.

The utility model relates to the field of belt conveyor carrier roller replacement equipment, disclose a kind of belt conveyor lower carrier roller replacement device and its auxiliary device, including lifting platform and the mobile device being arranged in the surface of lifting platform, mobile device is connected with first bearing groove and second bearing groove, lifting platform and mobile device drive first bearing groove and second bearing groove move in vertical direction and horizontal direction, first bearing groove can be removed old lower carrier roller when lifting platform rises, second bearing groove can place new lower carrier roller when lifting platform descends.The utility model has the beneficial effects of reducing manual labor intensity, reducing production interruption loss, improving replacement accuracy and efficiency, and can quickly and safely complete the replacement of lower carrier roller.

This utility model discloses a dust box and cleaning device. The dust box includes a box body and a HEPA filter replacement mechanism. The box body is provided with a dust collection chamber, a suction port, and an air outlet, both of which are connected to the dust collection chamber. The HEPA filter replacement mechanism is disposed in the box body and located outside the dust collection chamber. The HEPA filter replacement mechanism includes a power component, a HEPA filter unwinding component, and a guide and positioning component. The HEPA filter unwinding component is used to release and wind the HEPA filter, the power component is used to drive the HEPA filter unwinding component to move to release and wind the HEPA filter, and the guide and positioning component is disposed at the edge of the air outlet to ensure that the HEPA filter released by the HEPA filter unwinding component at least covers the air outlet. The dust box and cleaning device of this application can solve the problems of long HEPA filter replacement cycle and cumbersome operation of dust boxes.

This invention discloses a water washing tank and production line for single-strand high-speed hot-dip galvanizing, relating to the field of metal surface treatment technology. It aims to solve the technical problem that simply relying on circulating water rinsing may not be sufficient to completely remove some strongly adhering metal debris and particles from the surface of steel wire. The system includes a wire feeding frame, a sanding cloth belt machine, a wire drawing machine, a wiping device, a fluxing tank, a drying device, a galvanizing tank, a cooling device, and a wire unloading machine. The water washing tank is positioned between the wire drawing machine and the wiping device. The water washing tank includes a first circulating water tank, a circulating flushing chamber, a second circulating water tank, and a reclaimed water tank. A debris removal component is arranged between the first circulating water tank and the circulating flushing chamber. This component can scrape and rub the outer surface of the steel wire to remove the metal particles adhering to it. This invention has the advantage of improving the cleaning effect on steel wire through multiple cleaning methods.