28results about How to "Reduce height difference" patented technology

The utility model relates to a kind of fin processing conveying mechanism in fin conveying technical field, including conveyor belt, and a pair of side end of conveyor belt is rotatably connected with connecting plate;When the fin is discharged, fin will be conveyed to blanking plate from conveyor belt, then fin will slide down on blanking plate, utilize blanking plate to reduce the height difference when fin is discharged, further can reduce the degree of damage generated when fin is discharged, when discharging, motor can be started, its output end drives connecting shaft one, connecting shaft two and base and all mechanisms on it are rotated upward or downward, to adjust the position of blanking plate and conveyor belt, when blanking plate is separated from conveyor belt due to rotating upward certain angle, blanking plate can be pushed upward, until its side end and conveyor belt are in contact, when conveyor belt rotates, utilize blanking plate to scrape the foreign matter adhered on conveyor belt, further can improve the cleanliness of conveyor belt.

The jacking transport vehicle comprises a jacking transport vehicle tipping bucket, the bottom end of the jacking transport vehicle tipping bucket is hinged to the top end of a base through an angle adjusting assembly, a connecting plate is movably connected to the interior of one end of the base, and the top end of the connecting plate is hinged to a supporting plate through a rotating shaft; anti-skid grooves are formed in one side of the top end of the supporting plate at equal intervals, an inner cavity is formed in the other side of the top end of the supporting plate, a plurality of connecting gear columns are installed between the inner walls of the two sides of the inner cavity at equal intervals, and the outer side walls of the connecting gear columns are connected with an auxiliary conveying belt in a meshed mode. The anti-skid device is in lap joint between the tipping bucket and the ground, the height difference between the lowest end of the tipping bucket and the ground is greatly reduced, the problem that heavy materials are difficult to load and unload is solved, the anti-skid groove in the top end of the supporting plate can increase friction force of cylindrical materials, the auxiliary conveying belt can assist conveying of the heavy materials such as bagged gravel, and the anti-skid device meets the loading and unloading requirements of different types of materials.

The embodiments of the present application provide a method for manufacturing a semiconductor structure, comprising: successively forming a target layer, a first mask layer, an isolation layer and an intermediate layer on a substrate, the intermediate layer in a first zone having at least one first recess, and the intermediate layer in a second zone having at least one second recess; forming filling layers, the filling layers filling the first recess and the second recess, the upper surfaces of the filling layers being higher than the upper surface of the intermediate layer, and the height difference between the top surface of the filling layer on the first zone and the top surface of the filling layer on the second zone being less than or equal to a first preset value; performing a maskless dry etching process to remove a part of the filling layer on the first zone until the top surface of a sacrificial layer is exposed; removing the sacrificial layer covering a side wall of the first recess so as to form a first opening on the first zone; and etching a part of the target layer by using the first opening, the remaining target layer constituting a target pattern. The embodiments of the present application are conducive to completely etching a target layer to form a required target pattern.

The utility model discloses a cooling tower spray water noise reduction device. High-temperature circulating water is uniformly sprayed to the surface of filler through a water distribution system to form a water film or water drops, the water film or water drops fall into a water pool at the bottom of the cooling tower after the water temperature is reduced and collide with accumulated water in the water pool to generate noise, and the noise belongs to high-frequency noise and disturbs residents. The device comprises a cooling tower, a spray water buffer rack is placed at the bottom of the cooling tower, the spray water buffer rack comprises an upper buffer plate, a lower buffer plate and a buoy, the upper buffer plate and the lower buffer plate are connected and fixed through a plurality of stand columns, two circles of supporting legs are fixed at the bottom of the lower buffer plate, and the two circles of supporting legs are fixed at the bottom of the lower buffer plate. The bottoms of the supporting legs are fixed on the buoy; a water collecting hole is formed in the middle of the lower buffer plate and is connected with a water conduit. The cooling tower spray water noise reduction device is used for cooling tower spray water noise reduction.

The utility model belongs to and discloses a harvester which is characterized in that a chopping housing of the harvester is fixedly connected to a rack, and the chopping housing is provided with a chopping discharge port; the chopping assembly is arranged in the chopping housing and used for chopping materials. In the height direction of the harvester, a grass discharging opening of the threshing assembly is located between the top and the bottom of a chopping area of the chopping assembly. The grass skiing and chopping adjusting part is connected to the chopping housing and has a first working state and a second working state, an inlet is formed between the grass skiing and chopping adjusting part and the chopping housing in the first working state, the inlet is communicated with the grass discharging opening and the chopping discharging opening, and the grass skiing and chopping adjusting part is communicated with the chopping discharging opening in the second working state. A grass discharging channel communicated with the grass discharging opening is formed between the chopper and the screen box. The harvester is simple in structure, low in production cost and high in efficiency of chopping straws and directly discharging the straws without chopping, the risk that the chopped straws block the chopping discharge outlet in the process of discharging the chopped straws from the chopping discharge outlet can be effectively reduced, and the risk of blocking in the process of directly discharging the straws without chopping can be effectively reduced.

The invention relates to the technical field of vacuum casting, in particular to a vacuum casting fixed-point pouring method. On the basis that smelting of a smelting furnace in the smelting chamber is completed, the shell is moved to a heat preservation chamber to be positioned, so that a pouring cup of the shell penetrates into a pouring hole in the top of the heat preservation chamber; the push rod is controlled to push the smelting furnace to rotate around a first axis by a first angle in a first rotating direction, so that the smelting furnace rotates from a vertical state to a first inclined state; the lifting rod is controlled to descend the first axis by a preset distance, so that the smelting furnace rotates around the first axis by a second angle in the first rotating direction, and the smelting furnace rotates from the first inclined state to a second inclined state; and the push rod is controlled to rotate the smelting furnace around the first axis by a third angle in the first rotating direction, so that the smelting furnace rotates from the second inclined state to a third inclined state. Therefore, the problem that the falling point precision in the pouring and casting process of molten metal in the smelting furnace is difficult to guarantee due to overlarge height difference under the vacuum condition is solved.

A turnover connecting ladder for a rail vehicle relates to the technical field of urban rail transit equipment manufacturing, can well reduce the height difference between the position of a rail vehicle door and an escape ladder and improve the safety coefficient, and comprises a bottom plate, a first mounting frame is arranged at the bottom of the bottom plate, and a mounting seat is fixedly arranged on the first mounting frame; a first driving part and a mounting plate are arranged on the mounting seat, the mounting plate is slidably connected to the mounting seat through a linear guide rail, and the first driving part is used for driving the mounting plate to slide on the mounting seat through the linear guide rail; the first driving part is used for driving the mounting plate to slide on the mounting seat, so that the mounting plate slides out of or into the lower part of the bottom plate; a folding ladder and a second driving part are further arranged on the mounting plate, and the second driving part is used for driving the folding ladder to be unfolded; the top of the mounting plate is rotationally connected with an overturning ladder, the top of the overturning ladder is connected with the bottom plate after the overturning ladder is overturned, and the bottom of the overturning ladder is connected with the top of the folding ladder.

The utility model relates to a card supply mechanism of a detection card, which comprises a working table, a card supply bin with openings at the upper end and the lower end is arranged on the working table, clamping jaw receding openings are arranged on two side walls of the long edge of the card supply bin, a supporting table is movably arranged in the card supply bin, telescopic adjusting pieces are arranged at two axial ends of the supporting table, and sliding pieces are arranged at the other ends of the telescopic adjusting pieces. Vertical limiting grooves with large bottoms and small openings are formed in the two side walls of the short edge of the card supply bin, the sliding pieces are arranged in the vertical limiting grooves in a sliding fit mode, a mounting hole corresponding to the card supply bin is formed in the workbench, a lifting cylinder is vertically arranged in the mounting hole in a sliding fit mode, and a top plate capable of acting on the bottom of the supporting table is fixed to the top of the lifting cylinder. The lifting cylinder is driven by the lifting driving mechanism to lift, the displacement difference can be absorbed through active stretching and retracting of the telescopic adjusting part when the height difference is generated at the two lifting ends of the supporting table, the two ends of the supporting table and the inner wall of the card supply bin are prevented from being clamped rigidly through sliding fit of the sliding part and the card supply bin, and normal operation of equipment is guaranteed.

The utility model relates to a kind of food processing device, it includes successively arranged forming machine, water sprayer, powder wrapping machine and tray loader, the forming machine has multiple discharge mechanisms of side-by-side arrangement, each discharge mechanism is connected with the first transmission chain of water sprayer by a chute, and the center of each chute outlet is opposite with the center of corresponding groove in the upper tray box of tray loader, so that blank that is exported by the chute outlet can smoothly fall into the groove of the tray box of tray loader after water sprayer and powder wrapping machine. The utility model adds chute at the discharge mechanism of forming machine, makes the blank sent by chute and the groove in the tray box at tray loader corresponding, and then make the blank after each processing step processing can smoothly enter the groove in the tray box, realize the purpose of automatic loading.

The utility model provides a radiator mold, a radiator and electronic equipment, the radiator mold comprises an upper mold, a lower mold and a support pillar structure, the upper mold is provided with a plurality of pillar holes, the plurality of pillar holes are arranged at intervals to form a growth area, and the position, corresponding to the growth area, of the lower mold is used for placing a to-be-processed plate. The top column structure comprises a first sub-part, the first sub-part comprises a plurality of first top columns and a first substrate, the first top columns are connected to the first substrate, the first top columns are arranged around the edge of the growth area, the first top columns correspond to column holes in the edge of the growth area in a one-to-one mode, the first top columns are inserted into the corresponding column holes, and the first substrate is arranged on the first sub-part. The first base plate is movably arranged on the upper die along the forming path of the column hole, the upper die is further provided with an elastic piece, and the elastic piece is located on the moving path of the first base plate and used for providing pressure towards the lower die for the first base plate. When the radiator die is used for forging a radiator, the overall yield of the radiator can be remarkably improved, returned materials are reduced, and the forging tonnage and the forging difficulty can be reduced.

The invention relates to a photovoltaic module, a manufacturing process and manufacturing equipment. The hidden crack risk of the photovoltaic module battery piece is low, the product quality is good, the technological process is simplified, and the manufacturing cost is low. The photovoltaic module comprises a battery piece and a bus bar, and an electrode of the battery piece is arranged on the back surface of the battery piece; the bus bar is located on the back face of the battery piece and comprises a conductive side and an insulation side in the thickness direction of the photovoltaic module, the conductive side is electrically connected with the battery piece, the insulation side faces the back face of the battery piece, the insulation side is provided with a buffer structure, the buffer structure protrudes out of the insulation side, and the insulation side makes contact with the back face of the battery piece through the buffer structure.

The utility model provides a cut flax machine for flax production relates to cut flax machine technical field, including cut flax machine body, cut flax machine body one side is equipped with the material conveying subassembly for automatically conveying flax raw materials to cut flax machine body, cut flax machine body other side is equipped with the placing base for bearing the material receiving structure of bottom, the placing base top is equipped with the push -off subassembly of material receiving part movement can be pushed, the placing base top is equipped with the material receiving box for collecting flax after cutting, in the utility model, through setting the fixed plate of placing base top, when material receiving box is placed on the placing base, material receiving box other side wall abuts fixed plate, can quickly position the position of material receiving box, ensure that material receiving box is in correct position when starting to receive material, avoid the material collection not comprehensive because of material receiving box position deviation.

The invention provides a self-aligned multi-patterning method, which comprises the following steps of: forming a side wall layer on the side wall of a mandrel layer, forming a protective layer on the surface of a material layer to be etched, and exposing a part of a second side surface of the side wall layer and the top of the mandrel layer; removing part of the core shaft layer to expose part of the first side surface of the side wall layer; carrying out smoothing treatment on the exposed side wall layer; removing the core shaft layer and the protective layer; and etching the to-be-etched material layer by taking the side wall layer as a mask to form an etching layer. According to the method, the morphology asymmetry of the side wall is reduced through the protective layer, the loss of the to-be-etched material layer is protected in the process of removing the mandrel, the asymmetry of the side wall structure is further reduced by etching and correcting the top of the side wall layer, the height difference between the to-be-etched material layer on the left and right sides of the side wall can be reduced in the process of removing the protective layer, and the yield of the to-be-etched material layer is improved. Therefore, the morphology and size uniformity of the etching layer is improved, and the device performance is improved. In addition, the CD correction material layer is formed on the etching layer, so that the morphology and the size of the etching layer are further optimized, and the performance of the device is further enhanced.

The utility model relates to a technical field of rubbing crusher, and disclose a solid waste rubbing crusher for superfine powder preparation, including the crushing cabin, one side fixed mounting of the crushing cabin top is provided with the support plate. The solid waste rubbing crusher for superfine powder preparation is through the setting of the crushing mechanism, the crushing mechanism and the linkage mechanism, and is connected with external power supply, and servo motor drives the rotation of the rotating wheel, makes the linkage mechanism drive the rotation of the rotating disc, drives the reciprocating lifting of the connecting rod and upper jaw plate, and the solid waste is crushed with the cooperation of lower jaw plate, and the crushed material enters the crushing cabin, and the rotating wheel rotates simultaneously drives the rotation of A gear and B gear, makes the further crushing of solid waste by the crushing roller, reaches the effect that solid waste is crushed in multiple stages, and the crushing efficiency is high, and the requirements and wear of crushing mechanism and crushing mechanism are all smaller, and the service life is long, in addition, realize multistage crushing through a servo motor, save the cost, and easy maintenance.

The invention relates to the technical field of motor manufacturing, in particular to a cutting and arranging method before cross welding of multi-turn leads, which comprises the following specific steps: S1, staggered cutting is performed on two groups of multi-layer stacked leads, an included angle theta is formed between the cutting surface and the axial direction of the leads, theta is not equal to 90 degrees k (k belongs to Z), and the angle theta is not equal to 90 degrees k (k belongs to Z); sequentially staggering the cut end parts of each layer of cut leads in each group along the overlapping direction of the leads, and monotonically changing the extension length of each layer of leads along the overlapping direction; s2, oppositely butting the two groups of lead wires cut in a staggered manner and overlapping the lead wires layer by layer in a crossed manner, wherein an insertion gap is formed between any two adjacent layers of overlapped lead wires; and S3, the connecting pieces are inserted into the inserting gaps, arrangement before cross welding is completed, efficiency is higher, head combining is neat, time consumed by operation is shorter, the welding quality is greatly improved, and the secondary correction procedure is reduced.

The utility model relates to a water conservancy pipeline connecting device for water conservancy projects, including the car plate, the bottom of car plate is installed with the wheel that rolls in front -back direction, both sides of car plate are all fixed with the car wall, and the handrail is fixed on the car wall, the car plate is rotatably connected with two guide rollers, two guide rollers are distributed and parallel to each other, and the guide roller extends along the front-back direction, and there is an interval between two guide rollers, and the to-be-connected pipeline is placed on two guide rollers, the roller shaft of two guide rollers is synchronously transmission connection, and is connected with the driving device that drives the rotation of guide roller, the utility model is suitable for the water conservancy pipeline connection of big pipe diameter, and is suitable for the screw type connecting structure, makes the connecting process simple and easy. The height of car plate and guide roller is close to ground, so that the to-be-connected pipeline is close to ground when connecting, reduces the height difference of to-be-connected pipeline and connected pipeline, thereby reduces the possibility of pipeline joint fracture.

The application provides an LED chip and a preparation method thereof. An insulating reflection layer is arranged on an epitaxial stack surface, and the insulating reflection layer has through holes corresponding to exposed parts of a groove and a mesa respectively; meanwhile, metal filling layers are arranged in the through holes respectively; a first electrode is laminated on a surface of the metal filling layer corresponding to the exposed part of the groove through the through hole, and extends upward to a surface of the insulating reflection layer; and a second electrode is laminated on a surface of the metal filling layer corresponding to the exposed part of the mesa through the through hole, and extends upward to the surface of the insulating reflection layer. Thus, the filling of the metal filling layer can realize the filling of the opening of the insulating reflection layer, reduce the surface height difference caused by the opening of the insulating reflection layer and the cavity caused thereby, and further solve the technical problems of stress mismatch, heat accumulation and uneven current distribution caused thereby.

The utility model discloses a kind of array substrate and reflective display device for reflective display device, by being provided with a layer of conductive protective layer on the second metal layer upper surface, the second solder pad in binding area can be protected, so as not to make a layer of thicker insulating layer before reflective layer, to reduce the height difference of different pixel area;Or, pixel electrode and third solder pad layer are made by UTS conductive film, since UTS conductive film has the characteristics of high density and strong adhesion, can avoid the influence on second solder pad when making reflective layer, so as not to make a layer of thicker insulating layer before reflective layer, to reduce the height difference of different pixel area;Furthermore, reflective layer is made by short-pass filter, so that all pixels can cover short-pass filter, to reduce the height difference of different pixel area.

The invention discloses a light bus mixed line electrophoresis method, which belongs to the technical field of automobile manufacturing, and comprises the following steps: mounting a supporting structure below a roof cross beam in a bus body; hoisting the vehicle body above the electrophoresis bearing platform and then adjusting the vehicle body; increasing the opening degree of a door body at the tail of the vehicle body to a set door opening angle; a whole vehicle heightening bracket is arranged between the electrophoresis bearing platform and the bottom of the vehicle body; a first lifting component and a second lifting component are arranged between the vehicle body and the whole vehicle heightening support, the second lifting component is higher than the first lifting component, and the vehicle body is in an inclined posture with the front portion low and the rear portion high. And after the supporting structure, the whole vehicle heightening support, the first lifting component, the second lifting component and the vehicle body are connected in a fastening mode, electrophoresis is conducted. The problems that a roof of a light bus is prone to deformation and the interior of the light bus is prone to cavitation in deep pool mixed line electrophoresis of a large bus are solved, repair after electrophoresis is avoided, and the production takt time and the anti-corrosion quality of a bus body are guaranteed.

According to the power conversion device, the winding modes of the high-voltage winding and the low-voltage winding and the layout of corresponding components are optimized, so that the output capacity of the power conversion device is improved, and meanwhile, the loss on an energy transmission path is reduced; on the other hand, through the assembly structure of the first substrate and the second substrate, the winding is arranged on the second substrate, and the magnetic core is buckled with the second substrate from the upper surface and the lower surface of the second substrate; a hole groove is formed in the first substrate, and the hole groove is used for containing an upper magnetic plate of the magnetic core assembly; in this way, the size of the power conversion device is further reduced, the height difference of the main heating elements is reduced, and therefore low thermal resistance is achieved.

This invention relates to the field of bridge technology, specifically disclosing a seamless expansion joint grooving device for bridges, comprising a grooving base, a spring assembly, grooving pads, an anchoring slide, and a pre-embedded steel plate. The upper surface of the strip-shaped grooving base has a strip-shaped arc-shaped groove. The spring assembly is a strip-shaped arc-shaped structure formed by connecting several parallel arc-shaped spring segments end-to-end, placed within the arc-shaped groove along its length. Two grooving pads are symmetrically arranged on either side of the spring assembly. The upper end of each grooving pad abuts against the lower surface of a stop block in the upper opening of the arc-shaped groove. The lower end of the anchoring slide has a sphere, which supports the spring assembly. The upper end of the anchoring slide is connected to the pre-embedded steel plate. This seamless expansion joint grooving device not only effectively limits the vertical displacement of the elastic expansion joint in the seamless expansion joint, preventing it from arching above the road surface, but also facilitates subsequent maintenance.

The utility model is suitable for photovoltaic technical field provides a kind of full-screen battery component and photovoltaic system, this full-screen battery component includes: battery string, solder strip, busbar and isolation strip;Back contact solar cell piece is overlapped along first direction arrangement into battery string, utilize first solder strip and second solder strip series connection solar cell piece, set along the second direction extension busbar and isolation strip, realize first solder strip and the current collection of busbar and the electrical isolation of second solder strip and busbar.Through corresponding setting first recess area, second recess area and third recess area of the thickness less than other parts on at least any one of first solder strip, second solder strip and busbar three, reduce the height difference between different parts of solder strip, reduce the bending angle of first solder strip, effectively avoid the stress concentration caused by bending angle big, reduce the generation of solar cell piece hidden crack, improve the mechanical stability of battery component.

The utility model provides a zinc alloy ingot casting device which comprises a rack, rotating frames are arranged on the two sides of the rack respectively, a smelting furnace is installed between the two rotating frames in a rotating mode, a discharging port is formed in the top of the smelting furnace, and a guide groove is formed in one side of the discharging port. The driving mechanism is used for driving the smelting furnace to rotate; the drainage mechanism comprises a drainage plate, one end of the drainage plate is located below the far end of the guide groove, and a discharging barrel is arranged at the other end of the drainage plate. The drainage plate enables alloy liquid to be more gently transferred into the casting mold from the smelting furnace, the height difference between the smelting furnace and the casting mold is effectively reduced, the risk that the alloy liquid is splashed out is greatly reduced, meanwhile, an outlet of the alloy liquid extends to the rotating shaft of the smelting furnace through the guide groove, and therefore the alloy liquid can be poured out more smoothly in the process that the smelting furnace rotates to pour out the alloy liquid. The alloy liquid can be always located above the drainage plate when being poured out, the height of the pouring-out position is kept unchanged, it is ensured that the alloy liquid is stable enough when being transferred to the drainage plate from a smelting furnace, and the alloy liquid is prevented from splashing out.

The present disclosure relates to the technical field of batteries, and discloses a single battery and a battery pack; the single battery comprises a pole member, a battery cell and at least two groups of welding connection groups; the battery cell comprises a battery cell main body and a tab, and the tab is connected to the battery cell main body; each welding connection group comprises at least two welding connection structures, and the welding connection structures are connected between the pole member and the tab; the minimum distance between two adjacent welding connection groups is a, the minimum distance between the farthest two welding connection structures in the same welding connection group is d, and the value of a×d is greater than or equal to 4 mm 2 less than or equal to 68 mm 2 The single battery guarantees the overcurrent capacity between the welding connection structure and the tab, reduces the heat generation, and avoids thermal runaway due to serious heat generation during charging and discharging.

The utility model provides a kind of high-voltage light-emitting diode chip, by setting up polymer filling layer on the isolation groove, utilize polymer solidification and have the mechanical strength, chemical stability and adhesion required, form a solid, continuous "cushion layer" above the isolation groove, cover and protect the fragile insulating layer isolation groove structure (i.e. ISO channel) below, when the thimble acts in this area, force is first acted on solidified polymer filling layer, solidified polymer usually has certain elasticity or plastic deformation ability, can absorb and disperse the local impact force and stress of thimble exertion, avoid stress excessive concentration in the ISO channel edge below, and enhance the overall mechanical strength of this area, make it can withstand greater external force without rupture, to effectively improve the reliability of chip.Secondly, after filling polymer and solidification, the height difference of wafer surface is significantly reduced, originally uneven surface (with metal line protrusion and ISO channel depression) becomes relatively flat;Flat surface makes subsequent thimble and wafer contact more uniform.Thimble is no longer easy to be stuck in channel edge or only act on narrow channel, but contact flat colloid surface in greater area, more uniform way, thereby greatly reduce local pressure, reduce the risk of stress concentration and damage.

The utility model relates to sheet metal piece flattening field, specifically disclose a sheet metal piece flattening device, including frame and flattening mechanism, frame includes bottom plate and two vertical fixed on the side plate of bottom plate, flattening mechanism rotation is connected between two side plates, two side plates are fixed with fixed plate, fixed plate inner thread connection has the lift screw rod that vertically penetrates, sheet metal piece is flattened after passing through flattening device, and then is sent out from the front end of flattening device, through the rotation of rotating handle, make the lift screw rod rotate, and then make the lift screw rod elevating along the vertical direction, then the front end of flattening device elevates with the upper end of lift screw rod, and then can adjust the height of sheet metal piece flattening after discharge position's height according to sheet metal piece processing equipment, and then reduce the height difference of sheet metal piece flattening device discharge port and sheet metal piece processing device, shorten the length of sheet metal piece suspension, reduce sheet metal piece vibration, improve the processing accuracy of sheet metal piece.

The utility model relates to the field of carrying devices, in particular to a rotary carrying device. Comprising a bottom plate and a rotary carrying module, the rotary carrying module is installed on the upper surface of the bottom plate, a transfer box is placed on the upper surface of the bottom plate, an adjusting structure is arranged on the lower surface of the bottom plate and comprises a fixing block, and the fixing block is fixedly connected with the lower surface of the bottom plate; a servo motor is fixedly connected to one side of the fixing block, a lead screw is fixedly connected to the output end of the servo motor, a lug plate is in threaded connection with the arc face of the lead screw, a connecting plate is fixedly connected to the upper surface of the lug plate, two top plates are fixedly connected to one side of the connecting plate, and the section of each top plate is in a right trapezoid shape. The rotary carrying device provided by the utility model has the advantages that when the rotary carrying device is used for carrying out switch button transfer operation, the transfer box can be automatically clamped and limited, so that the problem that the transfer box shakes in the carrying process can be avoided.

The invention belongs to the technical field of coating equipment, and discloses a micro-gravure coating device and a micro-gravure coating system.The micro-gravure coating device comprises a coating roller, and the coating roller comprises at least one reticulate pattern section and smooth roller sections located at the two ends of each reticulate pattern section in the axial direction of the coating roller; the scraper and the peripheral surface of the coating roller are in contact with a film pressing mechanism, and the film pressing mechanism is provided with a film pressing body; in the axial direction perpendicular to the coating roller, at least part of the projection of the film pressing body is located within the range of the reticulate pattern section and used for pressing at least the part, close to the edge of the first coating, of the base material on the surface of the reticulate pattern section, and the first coating is a coating arranged on the side, facing the coating roller, of the base material. According to the scheme, the quality of re-coating at the edge of the coated coating on the base material can be improved.