266results about How to "Expand quickly" patented technology

A sliding mechanism, a telescopic buffer mechanism and a connecting rod mechanism are arranged in a chair seat, the connecting rod mechanism is linked with the telescopic buffer mechanism and the sliding mechanism through a linkage piece, and a hinge mechanism is arranged between a chair back and armrests, so that the chair back and the armrests can be folded conveniently. On one hand, when the cushion moves forwards, the sliding mechanism slides to drive the telescopic buffering mechanism to conduct compression action, so that the connecting rod mechanism is pulled to drive the lower end of the chair back to rotate forwards, and when the lower end of the chair back rotates forwards, the upper end of the chair back is overturned backwards; under the condition that the office chair is overturned by the same angle, the backward displacement size of the upper part of the chair back of the office chair is far smaller than that of the office chair which takes a C-shaped steel plate at the bottom as an axis, so that the office chair adopting the technical scheme can ensure that a passage space is not occupied under the condition that a user pursues a maximum lying angle when having a rest in daily life.

The invention discloses a semiconductor packaging quality visual inspection device which comprises a machine body, a conveying mechanism and an industrial camera, the conveying mechanism and the industrial camera are installed on the machine body, and a rotary plate is rotationally connected with a lampshade; a sliding connection frame and a telescopic rod for controlling the sliding connection frame to move are arranged on the lamp tube, and a transmission part corresponding to the rotating plate is arranged on the outer side of the rotating disc; an electric control part for controlling the side cylinder to rotate is arranged on the frame rod, and a pressing structure for limiting the lampshade from being unfolded relative to the rotating plate is arranged on the side portion of the side cylinder. According to the invention, through the design of the rotary disc and the rotary plate, multi-color LED light sources can be conveniently integrated, switching of the light sources of various colors is realized, the visibility of specific characteristics can be enhanced through the optical filters of different colors, the detection accuracy is improved, and through the cooperative design of the sliding connection frame and the abutting groove, it is ensured that when the lampshade is opened and aligned with the lamp holder of the lamp barrel, the light sources of various colors can be conveniently switched. The device can be accurately fixed outside a light source, avoids light leakage, and ensures that the background of a detected image is clear.

The invention relates to the technical field of unmanned aerial vehicle testing devices, in particular to an unmanned aerial vehicle interference capability testing device and a using method thereof.The unmanned aerial vehicle interference capability testing device comprises a bottom plate, an annular sliding rail is fixedly connected to the bottom plate, a surrounding mechanism is slidably connected to the annular sliding rail, a driven mechanism is arranged on the surrounding mechanism, and a supporting ring is fixedly connected to the bottom plate; the driven mechanism is connected with the supporting ring, a switching mechanism is arranged on the driven mechanism, a lifting mechanism is arranged on the switching mechanism, and a swing mechanism is arranged on the lifting mechanism. According to the invention, through the arranged surrounding mechanism, the turbine blower can be driven to move around the unmanned aerial vehicle, so that blowing interference at all angles can be performed on the unmanned aerial vehicle, the anti-interference performance of the unmanned aerial vehicle can be effectively measured, and in the surrounding operation process, the turbine blower can swing in a reciprocating manner, so that the anti-interference performance of the unmanned aerial vehicle can be effectively measured. The interference effect on the unmanned aerial vehicle is further improved, and the unmanned aerial vehicle can be tested more ultimately.

The invention relates to the technical field of cranes, discloses a crane load detection device, and solves the problem that an existing crane load detection device is poor in maximum overload material protection. Through the driving rod, a rotating disc, a channel, a sliding block, a sliding rod, a connecting plate, a sliding groove, a fixing column, an extension plate, a connecting column, a protective net and a side block, the rotating disc on the surface of the driving rod is driven by a motor to rotate, the rotating disc drives the channel formed in the surface to rotate, and the sliding block slides outwards from the end, close to the driving rod, of the channel to the end, away from the driving rod, of the channel; the sliding blocks drive the sliding rods to slide outwards in the sliding grooves, the sliding rods drive the side edge blocks to slide towards the outer ends in the sliding grooves, the sliding rods drive the protective net connected through the connecting columns to be unfolded, the size of the unfolded protective net is larger than that of the bearing plate, the protective net has the effect of bearing materials on the bearing plate, and when the materials fall, the protective net catches the falling materials, so that the materials are prevented from falling off. Materials are prevented from colliding with the ground, damage to the materials is reduced, and danger is reduced.

This invention discloses a landing buffer device for unmanned aerial vehicles (UAVs), relating to the field of aviation equipment technology. By integrating the roller body and the sliding plate as two grounding structures onto the landing gear, the device can quickly switch operating modes according to ground conditions through the linkage of the piston cylinder and piston rod. On flat ground, the roller is used first to reduce gliding resistance, while on muddy or slippery ground, the sliding plate is used for grounding, effectively preventing roller jamming and enhancing all-terrain adaptability and landing safety. Simultaneously, the mechanical buffer composed of a second and third spring, combined with the hydraulic damping buffer composed of buffer components, forms a highly efficient double-layer energy-absorbing buffer structure, which to a certain extent alleviates the damage to the aircraft and equipment caused by landing impact, thus improving the landing safety of the UAV.

The utility model discloses a rescue air cushion convenient to carry, including box, air bag pad and movable board, the inside of box is provided with the cavity, and the one side of box is provided with the notched of being linked with the cavity, and the upper and lower both ends of notched inboard all are through the pivot respectively installed with roll axle no.

This invention relates to a portable foldable tandem wing aircraft, comprising a frame, a front wing, an arm, a rear wing, a battery pack, a linear motor, a chuck, a mounting base, a first sliding plate, a first spring, a chuck return spring, a second spring, a second sliding plate, arm-wing connectors, a self-locking structure, and a double-ball-joint connecting rod. The mounting base and chuck are located in the middle of the battery pack. The chuck is connected to the output shaft of the linear motor, and the chuck return spring is connected to the mounting base and the chuck. The first sliding plate is slidably mounted on the front end of the battery pack, and the first spring is connected to the first sliding plate. The sliding plate is connected to the fixed base; the second sliding plate is slidably mounted at the rear end of the battery cylinder, and the second spring is connected to the second sliding plate and the battery cylinder; the arm wing connector is located at the front end of the battery cylinder, and the upper and lower ends of the arm wing connector are respectively connected to the arm, the head of the arm is rotatably connected to the arm wing connector, and is rotatably connected to the first sliding plate through a self-locking structure; the left and right sides of the arm wing connector are rotatably connected to the front wing, and the two sides at the rear end of the battery cylinder are rotatably connected to the rear wing; in the folded state, the arm and the rear wing are both locked together with the chuck. This aircraft is not only easy to carry, but also improves the stability during flight.

The utility model discloses a compact portable liquid crystal display which comprises a connecting plate, rotating structures are arranged on the two sides of the connecting plate, and a display screen body is arranged on the front face of the connecting plate. The rotating plates are arranged on the two sides of the connecting plate through rotating structures, and auxiliary screen bodies are installed on the rotating plates; the supporting seat is arranged on the back face of the connecting plate through a telescopic structure, and a support is connected to the supporting seat through an inserting structure; when the equipment is stored and folded, the rotating plate is arranged on the back face of the connecting plate in a folded mode, and the supporting base retracts into the connecting plate and is shielded through the rotating plate. The device can be quickly unfolded or folded through simple manual operation, tedious assembling and disassembling processes are omitted, and the use convenience is greatly improved.

The utility model relates to the technical field of takeoff and landing protection equipment, and discloses takeoff and landing protection equipment for an unmanned aerial vehicle, which comprises an unmanned aerial vehicle body, and a display connection signal screen is fixedly mounted on the outer wall of the unmanned aerial vehicle body. The foldable light and thin mounting plate is rapidly folded and unfolded through the rotating hinge and the small hydraulic push rod, in the flight state, the mounting plate is folded and tightly attached to the fuselage, air resistance is effectively reduced, the flight efficiency is improved, before landing, the hydraulic push rod rapidly pushes the mounting plate to be unfolded to the horizontal position, and the supporting area is enlarged; the unmanned aerial vehicle is in direct contact with the ground in cooperation with an anti-skid balancing weight, the friction force between the unmanned aerial vehicle and the ground is increased, the unmanned aerial vehicle is effectively prevented from sliding or rollover after landing, meanwhile, an inflation pump is arranged in an inflation box to inflate a buffering air bag, a flexible protection layer surrounding the unmanned aerial vehicle is formed, falling impact is effectively relieved, and the unmanned aerial vehicle is protected from falling. And the effect of improving the protection safety is achieved.

This utility model discloses a foldable flatbed truck for transporting bottled water, relating to the field of flatbed truck technology. The utility model includes a first transport plate, with a second transport plate hinged to one side of the first transport plate. Positioning mechanisms are provided at the front and rear ends of both the first and second transport plates, and protective mechanisms are provided at the top of both plates. This utility model, through the hinged structure of the first and second transport plates, combined with the hooks and positioning posts in the positioning mechanism, achieves rapid folding and unfolding of the flatbed truck. When folding, simply disengaging the hooks and positioning posts allows the two transport plates to be folded in half, significantly reducing the size of the equipment, facilitating storage and carrying, and effectively solving the problem of large space occupation by traditional flatbed trucks. The positioning mechanism can firmly lock the first and second transport plates when the flatbed truck is unfolded, preventing relative displacement during transportation.

The invention discloses a peripheral folding type photovoltaic support system. The system comprises a stand column; a first photovoltaic unit; the second photovoltaic unit is rotatably connected to the periphery of the first photovoltaic unit; the unfolding mechanism comprises a first supporting rod, a second supporting rod and a driving assembly, one end of the first supporting rod is rotatably connected with the driving assembly, the other end of the first supporting rod is rotatably connected with the second supporting rod, and one end of the second supporting rod is rotatably connected with the stand column; the driving assembly is used for driving one end of the first supporting rod to move up and down and driving the second supporting rod to rotate, so that the unfolding mechanism drives the second photovoltaic unit to rotate around the first photovoltaic unit. According to the peripheral folding type photovoltaic support system, more photovoltaic panels can be deployed in a limited space, and the space utilization rate and the power generation efficiency are improved.

The utility model discloses a surveying and mapping support of quick folding and folding, relates to engineering surveying and mapping technical field. Including base, the base top is fixed with surveying and mapping appearance, the base bottom hinged mounting has tripod, the tripod is by two vice branch and a main branch, the tripod surface sliding sleeve joint has the tightening frame, the main branch surface recessed is provided with the toothing, the tightening frame inner wall sliding installation has the pawl, the pawl elasticity is connected in the toothing inner wall, the tightening frame surface fixed mounting has the handle, through folding up the folding of tripod, by the tightening frame sleeve setting in the tripod surface, thereby avoiding the dispersion of tripod moving process, and in the process by the pawl elasticity and be connected in the toothing inner wall make up the tightening frame can stably sleeve setting in the main branch surface, ensure the stable storage of three -legged frame to can hold the handle and raise the tripod horizontally, convenient to carry.

The utility model relates to the technical field of drainage pipeline cleaning, and discloses a quick-release cleaning structure for a drainage pipeline, which comprises a pipeline device and is internally provided with a retainer ring and a folding filter component. The folding filtering assembly is composed of a pull seat, a guide column is installed on the back of the pull seat, and four positioning grooves are formed in the edge of the guide column at equal intervals. A rotary column is arranged in each positioning groove, extension arms are arranged outside the rotary columns, and the four extension arms are connected with the four sector plates respectively. And the arranged folding filter assembly can be quickly unfolded and folded, so that cleaning and maintenance are facilitated. Filter holes are formed in the fan plates I, II, III and IV, so that impurities and sediments in a pipeline are effectively filtered, and normal operation of a drainage system is protected. The quick-release cleaning structure for the drainage pipeline is practical in design, simple and convenient to operate, free of professionals, good in cleaning effect and wide in application prospect. The device has the advantages of reasonable design, simplicity and convenience in operation, good cleaning effect and the like, and the maintenance efficiency and the service life of the drainage system are improved.

The utility model discloses an automobile sun visor convenient to store, which comprises a sun visor main body, the sun visor main body is composed of a polypropylene base layer, a reinforcing layer, a sunscreen layer and a waterproof layer, the sun visor main body is in a corrugated design, the rear wall of the sun visor main body is fixedly connected with two buttonholes, and the two buttonholes are arranged in the sun visor main body. Two button caps matched with the button holes are fixedly connected to the rear wall of the sun shield body, and anti-theft cloth pieces are fixedly connected to the side walls of the two ends of the sun shield body. The anti-theft sun shield is reasonable in structure, the sun shield body is arranged, the sun shield body is designed in a corrugated mode, the sun shield body can be rapidly unfolded and folded and is convenient to store, meanwhile, the sun shield body can be folded and fixed through the buckle caps and the buckle holes, use convenience is improved, and the anti-theft effect is good through the anti-theft cloth pieces and the anti-theft rubber strips. The anti-theft cloth piece is clamped between the automobile door and the automobile A column, under the action of the anti-theft rubber strip, the anti-theft cloth piece is prevented from being pulled out of the automobile, and the anti-theft effect of the device is greatly improved.

The application relates to the aluminum alloy processing technical field and discloses a new energy truck aluminum alloy box body, which comprises a detachable truck box frame, the truck box frame comprises aluminum alloy side plates spliced through supports, triangular irons are arranged at the corner positions of the supports, rotatable inner frames are arranged on the aluminum alloy side plates, a traction assembly for driving the inner frames to rotate is further arranged in the truck box frame, the traction assembly comprises matched extension plates and rollers, and a sliding cylinder is slidably arranged on a vertical column; the truck box frame further comprises a bottom plate, a limiting assembly for fixing the inner frames is arranged on the periphery of the bottom plate, the limiting assembly comprises a limiting pin sleeved in a limiting cylinder, a limiting spring and a limiting rope are connected to the bottom end of the limiting pin, the other end of the limiting rope penetrates through the limiting cylinder and is connected to a cylinder, a suspension spring is arranged on the sliding cylinder, and the roller is not in contact with the extension plate when the inner frame is in a vertical state. Compared with the prior art, the application solves the problems such as low truck box unloading efficiency.

The invention discloses a mobile platform for installing a tidal flat photovoltaic module, and the mobile platform comprises a base which is provided with a supporting device which is used for placing the photovoltaic module; the monitoring device, the adjusting device and the protection device are arranged on the supporting device, the monitoring device is used for monitoring the surrounding environment condition of the supporting device, and the adjusting device is used for adjusting the operation angle of the photovoltaic module; the control device is electrically connected with the monitoring device, the adjusting device and the protection device; when the monitoring device monitors that sea waves approach the supporting device, the control device controls the protection device to protect the photovoltaic module and the adjusting device. Through the monitoring device installed on the base, the mobile platform can monitor the surrounding environment condition of the mud flat in real time, in the process that sea waves approach, through cooperation of the adjusting device and the protection device, the whole platform and the photovoltaic module can be effectively protected, and the sea waves are isolated from the outside of the platform.

The utility model discloses an outdoor dining table convenient to fold and store, and relates to the technical field of outdoor dining tables, the outdoor dining table convenient to fold and store comprises four bearing rods, a table plate is arranged above the four bearing rods, side plates are rotatably connected to the two sides of the table plate, a storage mechanism is arranged at the tops of the bearing rods, and the storage mechanism comprises a storage assembly and a stabilizing assembly. The storage assembly and the stabilizing assembly are used in cooperation, the storage assembly comprises rotating blocks, the rotating blocks are symmetrically and fixedly connected to the outer side of the bearing rod, rotating plates are rotationally connected to the interiors of the rotating blocks, and the two rotating plates on the same side are rotationally connected. According to the outdoor dining table convenient to fold and store, through the arrangement of the storage mechanism, the outdoor dining table can be rapidly folded and unfolded, storage and carrying are convenient, a large space is not occupied in the transportation process, the transportation and use cost is reduced, the use comfort is improved, the structure is simple, and practicability is high.

The utility model discloses a tourist flow shunting device relates to the technical field of scenic spot device, including fixed frame and movable frame, one side of fixed frame is equipped with the vertical board no.

The present invention relates to a raft light structure of a life raft for marine rescue, aiming to solve the technical problem that the current life raft raft light is installed on the hull, resulting in poor rescue effect. The present invention includes a life raft. The present invention improves the structure of the existing life raft light for marine rescue, by arranging a support assembly at the rear end of the life raft, arranging a quick retracting and releasing slide on the support assembly, arranging a wire-retracting mechanism on the quick retracting and releasing slide, arranging a retracting and releasing mechanism inside the quick retracting and releasing slide, and arranging a raft light inside the quick retracting and releasing slide to be movable relative to the bottom of the retracting and releasing mechanism. The quick retracting and releasing slide and the retracting and releasing mechanism ensure that the raft light structure of the life raft can be quickly and reliably deployed and provide lasting lighting and distress signals in an emergency. The internal deployment structure of the raft light also enables the rescue of marine personnel without the need for additional operations by the occupants, thereby improving the rapid deployment and reliable operation of the raft light, and improving the practicality of the life raft and the safety of the occupants.

The utility model relates to a portable teaching dance pad which comprises a silica gel pad, an air bag, a fixing frame, an elastic folding plate and a traction rope. The air bags are arranged in the upper surface of the silica gel pad in a linear array; the fixing frames are fixedly connected to the front end and the rear end of the silica gel pad respectively and are symmetrical to each other. The elastic folding plate is arranged below the silica gel pad, and the two ends of the elastic folding plate are fixedly connected with the fixing frames on the two sides correspondingly. The traction rope is arranged between the lower portions of the fixing frames on the two sides, one end of the traction rope is fixedly connected with the fixing frame on one side, and the other end of the traction rope penetrates out of the fixing frame on the other side. According to the utility model, under the cooperative use of the elastic folding plate and the traction rope, not only can the dance pad be conveniently folded by a student, but also the dance pad can be quickly unfolded, and the portability of the dance pad can be effectively improved.

The present application belongs to the technical field of electromagnetic signal interference troubleshooting, and particularly relates to a coaxial rotor electromagnetic signal interference troubleshooting system and method with a foldable launching cylinder. The electromagnetic signal interference troubleshooting system adopts a coaxial rotor unmanned aerial vehicle carrying a foldable direction-finding antenna array. The aerial part is foldable as a whole and can be accommodated in a launching cylinder after folding. The system can be launched by the launching cylinder, facilitating portability and rapid deployment, and meeting the application requirements of special occasions such as in-vehicle launching or airborne dropping. The coaxial rotor unmanned aerial vehicle carries a multi-antenna monitoring and direction-finding load. The coaxial rotor unmanned aerial vehicle flies in a tilted rotor disc mode. Compared with a multi-rotor unmanned aerial vehicle, the attitude changes little during flight, and the influence on the antenna array attitude is small. The unmanned aerial vehicle can continuously direction-find electromagnetic targets during flight. The system is provided with an antenna control mechanism, which can adaptively adjust the antenna array spacing in the air according to the required frequency range, expand the direction-finding frequency range of the system, avoid ambiguity, and improve the working efficiency of the system.

The utility model belongs to the technical field of biological safety cabinets, and particularly relates to a laboratory biological safety cabinet which comprises a base, a safety cabinet body is vertically connected right above the base in a sliding mode, two symmetrically-arranged storage grooves are formed in the surface of the base, and protection mechanisms are arranged in the storage grooves. The front position of the safety cabinet body is blocked by arranging the protection mechanism, the placement frame and the warning tape, personnel are prevented from mistakenly entering the area of the safety cabinet body, the personnel are prevented from approaching and driving air to flow, the probability of cross contamination between the personnel and samples or between the samples is further reduced, and the working efficiency is improved. The safety cabinet has the advantages that the safety cabinet is simple in structure and convenient to use, the accuracy of the safety cabinet body in the test process is improved, the safety and stability of the safety cabinet body in use and the accuracy in the subsequent test process are guaranteed, the occupied area can be reduced when the safety cabinet body is not used, the safety cabinet body can be quickly unfolded when needed, meanwhile, the placement frame can be stably stored, and the equipment convenience is improved.

The utility model relates to a display stand technical field especially a kind of mechanism and display stand for display stand connection and folding, first inner tube is used to be connected with a bar piece;Second inner tube is used to be connected with adjacent another bar piece;Movable hinged joint is connected with first inner tube and second inner tube respectively at both ends;Spring shaft is connected with one end of movable hinged joint by passing through first inner tube;Elastic member is sleeved on spring shaft;In folding process, movable hinged joint is pulled, it is partially removed from first inner tube, and movable hinged joint is driven to compress elastic member along the axial displacement of first inner tube, to further fold the bar piece connected with second inner tube, flexibly adapt to different application scenarios needing directional folding or multidirectional rotation, high versatility, high space utilization, compact structure;Realize the quick folding and unfolding of display stand, without disassembly and unlocking, and the display stand after disassembly is convenient to store and carry, further improve the use convenience of display stand, and stable.

The application discloses a box-table integrated camping box, which comprises a box body and a box cover. A plurality of leg seats are arranged on the lower side of the box cover, and folding legs are arranged on the leg seats. The folding legs are unfolded to support. The bottom of the box body is clamped with the upper part of the box cover. After the folding legs on the box cover are unfolded, the box body is placed on the box cover for use. Through the above technical scheme, the box cover is ingeniously reused as a support structure of the table leg, so that the height of the table top can be quickly converted (such as two gears of high and low). The high position mode is in line with ergonomics, and can be comfortably matched with a camping chair or a folding stool. The low position mode is perfectly matched with a picnic mat, and meets the demand of users sitting on the ground. In addition, the flexible size and adjustable height of the box-table integrated camping box can be widely applied to camping cars, bed cars, automobile trunks and even balconies and courtyards, and the practicality and universality are far higher than those of traditional products with single function.

The application discloses a quick-expanding underwater oil spill collecting cover, which comprises a recovery pump, an opening-cup device and an opening-cup framework, wherein the bottom of the recovery pump is provided with the opening-cup device, the opening-cup device is provided with the opening-cup framework, the opening-cup device and the opening-cup framework form a cover body structure, a plurality of baffle plates are transversely densely arranged on the opening-cup framework to form a collecting cover surface, the opening-cup framework is rotationally connected with the baffle plates, and the baffle plates are rotationally controlled through a baffle plate control device arranged on the collecting cover. The collecting cover surface is formed in the way that the plurality of baffle plates are transversely densely arranged, the baffle plates rotate around a central shaft, and the function of underwater expansion of the collecting cover is realized. When the collecting cover is lowered to the vicinity of an oil spill point to perform underwater opening, the baffle plates are rotated and opened, are parallel to the direction of the water flow resistance during expansion, greatly reduce the expansion resistance, and realize quick expansion. After the underwater opening is completed, the baffle plates are closed and reset, so that the collecting cover surface is sealed, the water inside and outside the collecting cover is effectively separated, and the function of the collecting cover to collect the oil spill is ensured.

The application provides a soft structure and a processing method thereof and a soft robot, and belongs to the technical field of growing robots, and comprises a main air chamber and at least two sub air chambers, the sub air chambers are distributed in a ring shape along the outer peripheral surface of the main air chamber and extend along the axial direction of the main air chamber; a plurality of extension turning parts are arranged in each sub air chamber, the extension turning part comprises a first buckle and a second buckle, and the first buckle and the second buckle are fixedly arranged on the inner wall of the sub air chamber; wherein, when the first buckle and the second buckle are buckled, a wrinkle part is formed in the sub air chamber; when the first buckle and the second buckle are separated, the wrinkle part can be unfolded; when the soft structure is stretched out, the corresponding sub air chamber is inflated, and the first buckle and the second buckle are automatically separated; an air nozzle, the air nozzle is communicated with the corresponding sub air chamber and is used for inflating the sub air chamber; the advantage is that when the soft structure is stretched out from the main air chamber, the corresponding sub air chamber is inflated, the cross-sectional size of the sub air chamber is changed, the first buckle and the second buckle are relatively displaced and separated, and the wrinkle part is unfolded as required.

This invention discloses an emotion analysis and feedback device based on visual and audio recognition in the field of psychological instruments and equipment technology. The device includes: a mobile base; a functional panel, vertically fixed to the top of the mobile base; a positioning ring, vertically suspended to the side of the functional panel, with an internal opening larger than the frontal contour of the human body, used for centering the user and restricting their sitting posture; a connecting arm, one end connected to the lower end of the functional panel and the other end connected to the positioning ring, used to support the positioning ring in a suspended state; and a flexible covering assembly located above the connecting arm, its surface forming a sloped structure facing the functional panel, used to guide the user's gaze to focus on the functional panel. This device features a hollow, large-sized positioning ring, which can center and align the user's torso and correct their sitting posture, avoiding blind spots caused by posture deviation. Combined with multi-directionally deployed visual and audio acquisition components, it significantly improves the accuracy of emotion analysis.

The utility model relates to a PE film processing smoothing device which comprises a base, supporting plates are installed in the middles of the two side edges of the base, two guide rollers are rotatably installed between the two supporting plates, a driving motor is installed on the side, away from the guide rollers, of one supporting plate, and the other side of the supporting plate is provided with a driving motor. And the output ends of the driving motors are connected with the corresponding guide rollers, bearing plates are installed on the side edges of the two supporting plates, and a smoothing assembly is installed between the two bearing plates. The utility model relates to the technical field of PE film processing. When the PE film processing and smoothing device is used, a PE film can be smoothed through the arranged smoothing assembly, the situation that the PE film is uneven in thickness due to hot roller pressing, and then the quality effect of the PE film is affected is avoided, in addition, through airflow smoothing, the stress on the PE film can be reduced, damage to the PE film is reduced, and the quality of the PE film in the production process is improved.