83results about How to "Guaranteed winding effect" patented technology

The invention relates to the technical field of warp knitting fabric production, in particular to a warp knitting fabric tension constant type winding device and a warp knitting machine. The warp knitting fabric tension constant type winding device comprises a base, and a winding roller is detachably installed on the base; the elastic tensioning assembly is arranged on the base, and the warp knitting fabric penetrates through the elastic tensioning assembly to be wound on a wind-up roller; the transmission assembly is connected with the elastic tensioning assembly and is in rolling fit with the warp knitting fabric wound on the winding roller, the transmission assembly comprises an abutting structure and a connecting structure, and the abutting structure can drive the connecting structure to act according to the thickness of the warp knitting fabric wound on the winding roller; the position of the elastic tensioning assembly is switched; and the tiling assembly is arranged on the base, the tiling assembly can pull the two sides of the warp-knitted fabric in the process that the warp-knitted fabric is wound, the winding quality is improved, and wrinkles caused when the warp-knitted fabric is wound due to the fact that the middle of the warp-knitted fabric is loose are prevented.

The invention provides a wire pressing auxiliary device and method for a transformer winding machine, and relates to the technical field of winding machines, comprising a winding machine body and a rotating shaft, wherein a rotating shaft is rotatably provided at the lower part of one side of the winding machine body, and a winding piece is connected to one side of the rotating shaft, a sliding rod is slidably provided at the upper part of one side of the winding machine body, and a shaft plate is provided on one side of the upper and lower ends of the sliding rod; the invention drives the winding piece to rotate by the rotating shaft to wind the copper wire, and presses the clamping arm by pressing the elastic piece so that the two groups of clamping arms rotate inwardly and are clamped on the outer side of the winding piece, so that the wire pressing roller presses the winding part of the copper wire for regular winding, and presses and regularizes from two points, and before that, the copper wire passes between two groups of cleaning rollers and then between two groups of clamping rollers, and the T-shaped square column is pushed by the first spring to move the mounting plate inward, and the two groups of cleaning rollers and two groups of clamping rollers clamp the copper wire for cleaning and regularization, thereby improving the quality of the copper wire and having diversified functions.

The invention is suitable for the technical field of spinning twisters, and provides a combined type wire winding cylinder device which comprises a bottom plate, two supporting columns are arranged on the bottom plate, two concave connecting shafts are rotationally connected to the opposite faces of the two supporting columns, a wire winding cylinder is arranged between the two concave connecting shafts, and the wire winding cylinder is arranged on the bottom plate. A convex connecting shaft is fixedly connected to the surface of the side, close to the concave connecting shaft, of the wire winding barrel, the convex connecting shaft is connected with the concave connecting shaft in a mortise and tenon joint mode, a transverse adjusting assembly for controlling the two supporting columns to transversely move is arranged on the bottom plate, and a supporting assembly for supporting the wire winding barrel is arranged on the lower side of the convex connecting shaft. According to the device, the combined wire winding barrel is arranged, so that the operation steps of mounting and dismounting the wire winding barrel are simplified, and the efficiency and speed of mounting or dismounting the wire winding barrel are improved.

The invention discloses polymer textile fiber winding integrated equipment which comprises a tightness adjusting structure, a fluff removing structure slidably connected to the upper side of the tightness adjusting structure, a supporting frame fixed to the right side of the tightness adjusting structure, a polymer textile fabric fiber processing structure fixed to the supporting frame, and a leveling structure arranged on the right side of the polymer textile fabric fiber processing structure. The supporting frame telescopically adjusts the position of the leveling structure through the telescopic structure, the winding assembly is arranged on the right side of the leveling structure, the material guiding box is rotationally connected with the first material guiding roller, and the material guiding box telescopically adjusts the position of the tightness adjusting assembly through the telescopic structure. And the motor in the first sliding block drives the adjusting roller to rotate. The macromolecule textile fiber winding integrated equipment has the advantages that the tightness degree of the macromolecule textile fiber cable is adjusted, fluff and fiber removing treatment is conducted on the macromolecule textile fiber cable, and leveling and drying are conducted on the macromolecule textile fiber cable.

The invention relates to the technical field of composite film production, and particularly discloses a packaging composite film production winding device which comprises equipment supports, a winding roller is arranged between the equipment supports, a rotating module is arranged on the equipment supports and comprises a vertical plate, a transverse plate and a first-stage double-shaft motor, and the vertical plate is in sliding fit with the top of the equipment supports; the horizontal plate is connected to the tops of the two vertical plates, when the composite film for packaging is wound through the winding roller, the flat covering wheel is matched with the pressure sensor and the lifting module, the flat covering wheel is better attached to a composite film roll with the diameter increasing continuously, and when air enters the composite film during winding, and the portion, wrapped with the air, of the composite film is located at the bottom of the flat covering wheel, the flat covering wheel is attached to the composite film roll. When the composite film roll rotates, the flat covering wheel is jacked, the diameter of the composite film roll is increased, the force applied to the flat covering wheel is consistent, the applied force can be increased when air exists, at the moment, the air is extruded out through the rotating module in cooperation with the flat covering module, and therefore the winding quality of the composite film is improved.

The invention provides a constant-air-volume operation method and device of an indoor fan, an air conditioner and a storage medium, the air pipe static pressure and the target air volume are obtained, the air pipe static pressure is the static pressure obtained based on the operation rotating speed and the operation power, the target rotating speed is obtained based on the air pipe static pressure and the target air volume, and the operation rotating speed is adjusted to be the target rotating speed. Thus, debugging personnel do not need to manually set the static pressure, the corresponding air pipe static pressure can be obtained based on the operation rotating speed and the operation power, equivalently, the air pipe static pressure can be automatically matched according to different air pipe lengths, manpower and time are saved, and errors caused by manual adjustment can be avoided. Therefore, the problem that the air outlet effect of the indoor fan is poor due to improper design or installation errors of an air pipe of the indoor fan can be avoided, it can be guaranteed that the indoor fan operates in a constant air volume mode under the condition that the target air volume is not changed, the air outlet effect of the indoor fan is guaranteed, and the use experience of a user is improved.

The present invention relates to the technical field of glass fiber tube production, and specifically to a winding device for producing special-shaped joints of high-pressure glass fiber pipelines, comprising a fixed support, and also comprising: a winding control support, the winding control support is fixedly mounted on the fixed support, and a speed reduction control shaft and a detection transmission shaft are rotatably mounted on the winding control support; wherein a speed reduction transmission sleeve is fixedly mounted on the speed reduction control shaft; and a winding control mechanism, the winding control mechanism comprising a winding drive component, a workpiece detection component and a speed control component; the present invention is used for the winding device for producing special-shaped joints of high-pressure glass fiber pipelines, and for workpieces with different diameters of each part, the workpieces are wound at corresponding winding speeds and coating resin viscosities, so that the uniformity of glass fiber winding can be ensured, which is beneficial to improving the winding effect and product performance, and provides convenience for staff.

The invention relates to the technical field of packaging machines, in particular to an automatic net bag packaging machine which comprises a rack, a discharging device is arranged on the upper portion of the rack, a clamping device used for stabilizing a net bag is arranged on the lower portion of the discharging device, a pushing device is arranged below the discharging device, and an opening binding device is arranged at the output end of the pushing device. The binding device comprises a conveying device used for conveying binding wires, a guiding device used for guiding the binding wires to rotate along the net bag is arranged at the output end of the conveying device, and a sealing device used for clamping the binding wires and the net bag is arranged on the side edge of the guiding device. The packing efficiency and the production continuity are greatly improved, the labor cost is reduced, and waste of packing materials is reduced.

The invention discloses a membrane rolling device for reverse osmosis membrane preparation, and relates to the technical field of osmosis membrane preparation, the membrane rolling device comprises a rolling frame and a membrane main body, and the inner wall of the rolling frame is fixedly connected with a shaft rod 1. According to the membrane rolling device for preparing the reverse osmosis membrane, when the reverse osmosis membrane is rolled, the smoothing roller can be driven by the tension spring to be attached and extruded with the surface of the membrane, and when the thickness of the rolled membrane is continuously increased, the attaching and extruding degree of the membrane can be synchronously increased by utilizing the elastic force of the tension spring; therefore, the film can be smoothed in the winding process, the possibility of wrinkling is reduced, meanwhile, the expansion distance of the multiple expansion blocks can be adjusted through the smoothing roller moving continuously, the perimeter is gradually increased, the rotating speed of the driven disc is continuously reduced, then the film can be wound at a constant speed, and the winding efficiency is improved. And the winding effect of the reverse osmosis membrane is ensured, and the flatness and uniformity of the surface of the membrane prepared by the device are improved.

The invention discloses a stirrup production device and method, and relates to the technical field of composite material stirrup production. The device is used for processing a thermoplastic prepreg tape into a stirrup and comprises a fixed mold and a movable mold, a winding shaft is arranged on one side of the fixed mold, a certain distance exists between the winding shaft and the periphery of the fixed mold, the movable mold surrounds the outer side of the winding shaft, a winding cavity is formed among the movable mold, the fixed mold and the winding shaft, and the thermoplastic prepreg tape is located in the winding cavity. And the winding shaft is wound. According to the stirrup production device provided by the invention, the thermoplastic prepreg tape is wound on the winding shaft, and the movable mold surrounds the outer side of the wound thermoplastic prepreg tape, so that the winding effect of the thermoplastic prepreg tape is ensured, the sealing effect of the stirrup is further ensured, and the overall tensile property of the stirrup is improved.

The invention relates to the technical field of gray fabric winding, in particular to a fixed-width winding and rolling device and method.The fixed-width winding and rolling device for gray fabric production comprises a rolling frame and a supporting frame, the supporting frame protects four sets of vertical rods, and a cleaning assembly used for smoothing wrinkles on the surface of gray fabric and cleaning thread residues on the surface of the gray fabric is arranged at the front end of the supporting frame; sliding sleeves are slidably connected to the outer sides of the vertical rods, mounting rods are fixedly connected between the two sets of sliding sleeves, a top shaft is rotatably connected between the two sets of mounting rods, and a leveling assembly for preventing grey cloth from shifting is arranged at the upper end of the top shaft. And the cleaning piece can be tightly attached to the gray fabric through the rotating piece, and the cleaning piece can conveniently clean the surface of the gray fabric.

The invention provides tire bead steel wire rapid take-up equipment which comprises a main support, an adapter is arranged at the top of the main support, a rotating disc is rotationally connected to the bottom of the adapter, a first electric control telescopic part is arranged on the rotating disc, and a telescopic rod part of the first electric control telescopic part vertically extends downwards; the bottom end of a telescopic rod of the first electric control telescopic piece is connected with a wire assembly. By controlling the motor to work, the driving gear is in meshing transmission with the outer gear arranged on the outer ring of the rotating disc to drive the rotating disc to rotate, so that the wire guide assembly connected to the bottom end of the telescopic rod of the first electric control telescopic piece is controlled to rotate along the outer ring of the wire winding roller, and the first electric control telescopic piece is combined to control the wire guide assembly to ascend and descend; compared with a traditional roller driving winding mode, the winding mode has the advantages that the step of detaching and replacing the rollers is omitted, and the winding speed is greatly increased.

The utility model provides a gauze cutting and coiling device, belongs to the technical field of gauze cutting, and aims to solve the problem that the use convenience of the gauze cutting and coiling device in the practical application process is affected due to the fact that the operation is inconvenient when gauze is pulled between the gauze cutting device and the gauze coiling device. The two deviation rectifying rollers are rotationally arranged on the outer side of the material guiding through groove front and back; a tensioning auxiliary structure is arranged between the two ends of the deviation rectifying roller and the supporting box body. The cloth bearing roller is rotationally connected to the inner end of the supporting box body; the cutting knife is arranged on the outer side of the cloth bearing roller; the outer end of the cutting knife is coaxially and fixedly connected with a supporting shaft; the yarn guide auxiliary mechanism is arranged between the supporting shaft and the supporting box body; the winding roller is rotationally arranged at the rear end of the supporting box body; and the operation convenience when the gauze is pulled to the position between the cutting knife and the gauze bearing roller is improved, the operation difficulty when the gauze is dragged to the position between the cutting knife and the gauze bearing roller is relieved, and the use convenience of the gauze cutting and coiling device in the actual application process is further improved.

The invention relates to the technical field of mutual inductor production and preparation, and specifically discloses a mutual inductor production equipment; the equipment comprises an iron core ring feeding device, an iron core ring positioning driving mechanism and an annular winding device, wherein the iron core ring feeding device is connected to the iron core ring positioning driving mechanism via an unloading guide rail; the iron core ring positioning driving mechanism comprises a frame, two positioning wheels and a driving wheel, and a first driving device is arranged at a side end of the driving wheel; the annular winding device comprises a machine base and an upper platen, the upper platen is fixedly connected with an annular guide rail, a notched winding ring is arranged above the annular guide rail, a plurality of rollers extending into the annular guide rail are connected to the lower surface of the notched winding ring at intervals, a wire reel is arranged on the inner side of the notched winding ring, and a second driving device for driving the notched winding ring to rotate is also arranged on the upper surface of the upper platen; the mutual inductor production equipment integrates the functions of automatic feeding, uniform winding, automatic unloading and the like, which greatly improves the processing efficiency of the mutual inductor.

The invention discloses an intelligent twist measuring device for composite spinning, and relates to the technical field of twist measurement, the intelligent twist measuring device comprises a bottom frame, a placement frame is clamped in the middle of the top end of the bottom frame, and a rotary untwisting and tightening mechanism and a rotary inner cylinder are arranged at the positions, located on the two sides of the placement frame, of the top end of the bottom frame. The yarn untwisting and tightening device is scientific and reasonable in structure and safe and convenient to use, a rotary untwisting and tightening mechanism is arranged, the transmission gear and the adjusting rod are conveniently driven to rotate through the cooperation of the rotary inner barrel and a gear ring, and the yarn untwisting and tightening device is convenient to use and high in practicability. The shaft sleeve and the clamping frames are pushed to slide along the outer side of the limiting frame, the distance between the two clamping frames is changed, meanwhile, the lead screw is rotated to drive the two clamping plates to move relatively, the two ends of the yarn are conveniently clamped and fixed, the stability of the yarn is guaranteed, and the yarn can be conveniently driven to rotate through the rotating motor subsequently.

The present invention relates to the technical field of packaging devices, and in particular to a quantitative packaging device for feed production, comprising a base, a mounting plate fixedly connected to the top of the base, a lower synchronous disk rotatably connected to the top of the mounting plate, an electronic scale installed on the top of the lower synchronous disk, multiple groups of fixed rods evenly installed on the outer wall of the mounting plate, and the mounting plate is fixedly connected to a turntable through multiple groups of fixed rods, a rotating part is provided at the bottom of the turntable, and the turntable is connected to an upper synchronous disk through the rotating part. The present invention can not only conveniently complete the packaging of silage, but also enable the packaged fermentation bag to flexibly adapt to the natural expansion requirements of the silage during the fermentation process, that is, it can ensure that the silage is fully compacted to promote the fermentation effect, while avoiding the problem of fermentation bag rupture caused by the fermentation expansion of the silage, thereby effectively ensuring the fermentation effect of the silage, and then effectively improving the packaging quality of the silage.

The invention discloses a processing system and method for automobile wiring harnesses, and relates to the technical field of automobile wiring harness processing. The system comprises a base, wherein a wiring harness processing table is connected to the top side of the base by bolts, a threading groove is provided at one end of the wiring harness processing table, and partitions are clamped at the top and bottom positions of the threading groove at one end of the wiring harness processing table, and a rotating and traction mechanism is arranged between two partitions corresponding to the inside of the wiring harness processing table, and the rotating and traction mechanism comprises a rotating ring. The system has a scientific and reasonable structure and is safe and convenient to use. A driving rod drives two driving rods to rotate through a transmission gear, and drives a connecting rod to rotate through the cooperation of a worm and a worm wheel, thereby driving a rotating rod, a guide roller and a conveyor belt inside a fixed frame to rotate, and pulling a cross bar, a sleeve, a sliding rod, a concave plate and an extrusion roller to move, so that the two extrusion rollers rotate relatively, and then the concave plate and the sliding rod are pushed to slide along the inner wall of the sleeve through a supporting spring.

The utility model discloses a kind of bare aluminium wire winding devices, including bearing frame, the bearing frame upper end middle part is equipped with sliding slot, the support of L type structure is arranged in the sliding slot, two groups of adjusting sleeve with telescopic structure are symmetrically installed on the one side wall of the support, the built-in buffer spring of adjusting sleeve, lifting cavity is equipped in the one side wall of the support. Advantageous effect lies in: the utility model is through setting a group of adjusting sleeve and the self-adapting adjusting mechanism of buffer spring, in the winding process of bare aluminium wire, with the winding of bare aluminium wire received tension will be more and more big, simultaneously winding drum can also be subjected to the tension of bare aluminium wire, at this time under the action of adjusting sleeve and buffer spring can make winding drum along sliding slot move and offset a part of tension, and then realize the self-adapting adjustment to bare aluminium wire tension, guarantee its winding effect and use performance.

The utility model discloses a winding device for reflective fabric production, which comprises a rack (1) and a tensioning device, and a winding frame (2) and a supporting seat (3) are arranged on the rack (1); a winding motor (4) is arranged on the winding frame (2), and a winding piece (5) is installed on the winding motor (4). A connecting base (6) is arranged on the side face, facing the winding frame (2), of the supporting base (3), and an arc-shaped groove (7) used for supporting the winding piece (5) is formed in the top face of the connecting base (6). The bottom surface of the supporting seat (3) is connected with a first lifting cylinder (8) positioned on the rack (1); a material storage channel (9) is arranged between the tensioning device and the winding frame (2), and a cutting knife (10) is arranged at the end, close to the winding frame (2), of the material storage channel (9). The blanking device not only can facilitate blanking, but also has the advantages of being good in rolling effect, convenient to use, high in working stability, high in structural stability, small in occupied area and long in service life.

The invention relates to a fan control method and device, a fan, a computer readable storage medium and a computer program product. The fan comprises a fan assembly and a heating assembly, the heating assembly is arranged in an air channel of the fan assembly, and the control method of the fan comprises the steps that an operation control instruction is received; the operation control instruction comprises a cool air mode instruction and a warm air mode instruction; acquiring a first angle parameter of the heating assembly and a second angle parameter of the fan assembly; and controlling the heating assembly according to the first angle parameter, the second angle parameter and the operation control instruction, so that the relative position state between the heating assembly and the fan assembly is matched with the operation control instruction. By means of the method, the position of the heating assembly can be adjusted in a targeted mode according to the actual operation control instruction, and the air outlet effect of the fan assembly in different operation modes is ensured.

The utility model discloses a safety braking device for a closed-loop type tower crane lifting machine, which comprises a rack, a lifting winding drum (1), a rotating shaft (2) and a lifting motor (3), and two end parts of the lifting winding drum (1) are sleeved with blocking pieces (4); a plurality of braking pieces (5) are arranged on the side face, away from the other blocking piece (4), of each blocking piece (4), and each braking piece (5) is connected with a pushing air cylinder (6); a plurality of brake grooves (7) are formed in the outer surface of the rotating shaft (2), and the brake grooves (7) are matched with the brake pieces (5); an auxiliary braking device is arranged on the rack and corresponds to the position, close to the lower portion of the end of the lifting motor (3), of the rotating shaft (2), and a ratchet wheel (8) matched with the auxiliary braking device is arranged on the rotating shaft (2). The brake device not only can improve the brake safety, but also has the advantages of being high in brake efficiency, simple in structure, high in use stability and convenient to overhaul.

The present invention relates to a heater with a PTC heating structure, comprising an air outlet module, a housing module, a control module and an air source module, wherein the air source module is fixedly mounted on the air outlet module, and the two ends of the housing module are detachably connected with the air outlet module and the control module, respectively, and the air outlet module comprises an air outlet housing detachably connected to the housing module by plugging, and a concave slot air duct is provided in the middle of the inner side of the air outlet housing, and a PTC element is detachably installed in the concave slot air duct, and the housing module comprises a first housing and a second housing, and the first housing and the second housing are detachably connected by plugging; the control module is detachably connected to the housing module by snap-fitting, and a plurality of card boards are provided on the inner side of one end of the first housing and the second housing connected to the control module, and the first housing and the second housing are plug-connected to snap the control module onto the card board. The heater of the present invention adopts a modular design, and each module is independently arranged and detachably connected, and has the advantages of low use cost, stable connection and good air outlet effect.

The utility model discloses a winding device for casting polyethylene film production, which comprises a bottom plate, two groups of guide rollers are connected to the inner side of a support frame through an adjusting mechanism, a rotating shaft is rotatably connected to one side, far away from the guide rollers, of the support frame, a driving mechanism is connected to one end of the rotating shaft, and two groups of support discs are sleeved on the outer side of the rotating shaft. According to the utility model, the two groups of guide rollers can conveniently move up and down through the adjusting mechanism, so that a casting polyethylene film can be ensured to be in a straightened state during winding, wrinkles cannot be generated during winding, the winding efficiency is improved, the production cost is reduced, and the production efficiency is improved. The rotating shaft and the two sets of supporting discs can be driven to rotate through the driving mechanism, so that the two sets of winding rollers can be driven to alternately rotate to the working position for winding operation, the winding rollers can be conveniently mounted and dismounted through the arranged fixing mechanism, and then the dismounting and mounting convenience of the winding rollers is greatly improved through the arrangement; and the winding efficiency of the casting polyethylene film is effectively improved.

The utility model discloses a film rolling device which comprises a rack and a rolling shaft arranged on the rack, and further comprises a positioning mechanism arranged on the rack, the positioning mechanism comprises a fixing cavity and a ratchet wheel fixedly connected with the rolling shaft, two ratchet wheel holding arms are hinged in the fixing cavity and symmetrically arranged on the two sides of the ratchet wheel, and the ratchet wheel holding arms are connected with the ratchet wheel. The fixed cavity is rotationally connected with a rotating shaft, and the tail part of the rotating shaft is fixedly connected with a limiting rotating plate; the rotating shaft is rotated so that the long end of the limiting rotating plate can move in the direction away from the two ratchet wheel embracing arms, and then the pawls of the ratchet wheel embracing arms can be inserted into the ratchet wheels. After the technical scheme is adopted, according to the winding device for the thin film, the ratchet wheel holding arm and the ratchet wheel are matched to play a role in limiting the winding shaft, so that the winding device can position the winding shaft after winding is completed, the situation that the winding shaft rotates to drive the thin film to loosen is avoided, the winding effect is guaranteed, and the winding efficiency is improved. And the working efficiency of winding is improved.

The utility model relates to the technical field of plastic packaging bag processing discloses a kind of winding extrusion devices for plastic packaging bag processing, including machine body component, adjusting assembly and extrusion component.Machine body component is wound by winding drum packaging bag, and the extrusion roller of extrusion component is contacted with winding drum to extrude bubble in winding material, and the spring and extrusion block on its side connecting rod can adjust the contact force of extrusion roller and winding drum;Adjusting assembly moves extrusion component by electric cylinder, push-pull rod and other structures drive, adapt to the change of winding drum winding thickness.The device can stably keep extrusion force to efficiently remove bubble, and winding drum is replaced conveniently, improve winding quality and operation convenience, and be applicable to the winding processing of plastic packaging bag.

The electric winder comprises a first mounting plate, a second mounting plate and a winding roller, the winding roller is mounted on the inner side of the first mounting plate and the inner side of the second mounting plate in a butt joint mode, and four sets of limiting rods are mounted between the first mounting plate and the second mounting plate outside the winding roller in a butt joint mode; a first mounting cavity is fixedly mounted on the outer side of the first mounting plate, a rotating component connected with the winding roller is assembled in the first mounting cavity, and a limiting assembly extending into the first mounting cavity is mounted in the first mounting plate and the second mounting plate in a butt joint mode. Through mutual cooperation of the line guiding assembly and the cleaning assembly, line guiding operation of the fishing line is achieved, meanwhile, attachments on the surface of the fishing line can be removed when the fishing line is wound, the situation that winding is blocked due to the attachments on the fishing line is avoided, and the winding roller can be driven through the line guiding mechanism; and the fishing line can be drawn and carded while winding is conducted, and it is guaranteed that the fishing line is wound more evenly.

This utility model discloses an automatic winding device for medical gauze bandage rolls, including a base plate. A winding and unloading structure is installed on one side of the upper end of the base plate, and a guide mounting structure is installed on the other side of the upper end of the base plate. The winding and unloading structure includes: a vertical plate, a first motor, a mounting plate, a winding shaft, an auxiliary groove, two guide blocks, an unloading plate, and a first electric push rod. This utility model relates to the field of medical gauze processing technology. The first electric push rod drives the unloading plate to slide along the guide blocks, forcibly pushing the finished bandage roll out from the winding shaft, realizing one-click unloading after winding without manual intervention, improving continuous production efficiency. The sliding rod and the linear module drive the slider to move, driving the movable roller to move horizontally. The second electric push rod adjusts the angle of the operating rod through the hinge seat, so that the fixed roller accurately presses the bandage on the movable roller, which can realize the clamping and traction of the bandage head end.

The invention relates to the technical field of intelligent household appliances, and discloses a method for controlling self-cleaning of an indoor unit, the indoor unit comprises an indoor heat exchanger, the indoor heat exchanger is provided with a plurality of refrigerant branches which are independently controlled to be switched on and off, and the refrigerant branches correspond to different parts of the indoor heat exchanger respectively; the method comprises the steps that under the condition that the air conditioner operates in a refrigeration mode, a first temperature difference value between the environment temperature and the temperature set by a user is calculated; according to the environment humidity and the first temperature difference value, the actual set temperature and the target wind speed are determined; and selectively executing integral frosting or segmented frosting according to the actual set temperature and the target wind speed. The air conditioner operates at the actual set temperature, so that convenient conditions can be provided for frosting. And the frosting efficiency can be improved when integral frosting is executed. And when segmented frosting is executed, local alternate frosting is conducted on the indoor heat exchanger, the influence of frosting on air outlet can be reduced, and the air outlet effect is further guaranteed. The invention further discloses a device for controlling self-cleaning of the indoor unit, the indoor unit and the air conditioner.

The invention belongs to the technical field of capacitor film production, and particularly relates to an automatic winding device for a capacitor film and a winding control method of the automatic winding device. Wherein the winding device comprises a rack; the feeding guide roller is erected at one end of the rack; the winding roller is erected at the other end of the rack, and a winding motor for driving the winding roller to rotate is arranged outside the winding roller; the detection unit is erected on the rack and is positioned at one end close to the feeding guide roller; the adjusting unit is erected on the rack and located on the side close to the winding roller; the arrangement positions of the feeding guide roller, the winding roller, the detection unit and the adjusting unit enable the movement track of a passing film not to be a straight line and to be in an up-and-down alternating fold line shape. The tightness degree of the capacitor film wound into the winding roller is automatically adjusted through cooperation of the detection unit and the adjusting unit, so that the winding effect is guaranteed, and the occurrence of wrinkles or deformation is reduced.