109results about How to "Avoid pushing" patented technology

The invention provides an AI-driven multi-dimensional short video matrix analysis and management system, and relates to the technical field of information prediction.The AI-driven multi-dimensional short video matrix analysis and management system is characterized in that audience modal information when a short video is played is obtained by performing audience verification on a traffic feature set, and click attribute information when a short video user clicks the short video is determined according to the audience modal information; determining audience acceptability of the short video content according to the access like data, and determining a delivery matching coefficient during short video delivery according to the audience acceptability and the click attribute information; according to the behavior characteristic information, determining a perception monster degree when the short video user watches the playing of the short video; and performing trend analysis on the dynamic interest tag of the short video user according to the delivery matching coefficient and the user behavior sequence subjected to the correction constraint, so as to perform short video recommendation on the short video user. According to the method, the user experience and the platform activity degree can be improved under the influence that dynamic interests and complex preferences of the user are difficult to accurately capture from the recommended content.

The invention belongs to the technical field of detection devices, and particularly discloses an electric actuating mechanism thrust detection device which comprises a fixed column, a buffer cavity is formed in the position, close to the edge of one side, of the interior of the fixed column, the inner wall of one side of the buffer cavity penetrates to the outer side of the fixed column, and a movable cavity is formed in the other side of the fixed column. A movable column is arranged between the movable cavity and the buffer cavity, a hexagonal cavity is formed in the movable column, an adjusting part is arranged in the hexagonal cavity, and an alarm device is arranged on the outer surface of the fixed column. According to the invention, through the arrangement of the adjusting member, the alarm device, the feedback assembly and the limiting assembly, when the thrust of the electric actuating mechanism is tested and the thrust of the electric actuating mechanism is greater than the upper limit of the test thrust adjusted by the adjusting member, an alarm is given in time and the equipment is limited at the same time; and damage to equipment caused by continuous forward pushing of the electric actuating mechanism is prevented.

The invention relates to a rollover handrail structure, which comprises a base, a handrail body, a handrail body and a handrail body, wherein two bases are arranged at the front end and the rear end of the base; the armrest cover is positioned above the base, can turn over around the left side or the right side of the base, and comprises an armrest cover lower cover, an armrest cover shaft body and an armrest cover upper cover; the two sets of pin shaft assemblies are arranged at the front end and the rear end of the lower armrest cover, each set of pin shaft assembly comprises two sets of pin shaft units located on the left side and the right side of the armrest cover shaft body, and each set of pin shaft unit comprises a pin shaft base and a locking pin shaft which can move in the front-back direction and lock or loosen the armrest cover shaft body and the base; the two starting assemblies are located on the left side and the right side of the armrest cover lower cover and symmetrically distributed, and each starting assembly comprises two moving blocks capable of synchronously moving in the left-right direction; and the four groups of fixed pulley assemblies are arranged between each group of pin shaft unit and the moving block and are in transmission connection with the pin shaft unit and the moving block. Compared with the prior art, the device is simple in structure and convenient to operate, and the risks of overturning critical point clamping stagnation and abnormal sound are greatly reduced.

The invention discloses a pretreatment device for road base solid waste gel production, and relates to the technical field of solid waste gel material pretreatment. The device comprises a device body, a smashing roller set is arranged on the upper portion of the interior of the device body, a lifting device is arranged in the middle of the device body, a discharging device is arranged at the top of the lifting device, the lifting device comprises a material guiding shell and an inclined screen, and the material guiding shell is fixed to one side of the device body. Through the arrangement of the lifting device, an inclined screen, a rotating rod, a material guide shell, a fixed cylinder and a material pushing assembly are matched to drive a spiral blade to upwards convey and lift solid waste materials which are not completely crushed at the fixed cylinder until the solid waste materials which are not completely crushed are re-discharged to a crushing roller set through a discharging device to be crushed; therefore, the solid waste material which is not completely crushed is automatically subjected to secondary crushing, and the solid waste material treatment speed and the production efficiency are remarkably improved.

The invention relates to the technical field of electric compound saws, in particular to a novel reciprocating saw which comprises a reciprocating main body, a limiting device and a control device, a fixing main body is fixedly connected to the rear portion of the reciprocating main body, a battery main body is fixedly connected to the bottom of the fixing main body, and a grip main body is fixedly connected to the side, away from the reciprocating main body, of the fixing main body; the reciprocating main body is fixedly connected with the handle main body, the side, close to the reciprocating main body, of the handle main body is fixedly connected with a control device, and the end, away from the fixed main body, of the reciprocating main body is internally provided with a saw blade main body. The reciprocating main body can be started through the control device, the reciprocating main body controls the saw blade main body to saw a sawed object, and in the sawing process, the position between the saw blade main body and the sawed object is limited through the limiting device, so that sawing is more stable, and the sawing efficiency is improved.

The present invention relates to the technical field of cloth processing, and in particular to a cloth drying machine and a drying method, comprising a machine body and a drum rotatably connected to the machine body, the machine body being rotatably connected to a closing plate for closing the drum, the machine body being provided with an air outlet 1 at the front end of the closing plate, and an air outlet 2 at the innermost side of the drum, the drum being provided with a bonding plate bonded to the drum at the deepest part, a connecting piece being rotatably connected to the middle of the bonding plate, and a pulling piece being rotatably connected to the end of the connecting piece away from the bonding plate, and the connecting piece and the pulling piece being both in a horizontal state, so that the operator can directly pull the pulling piece outwards, drive the bonding plate to move and push the material outwards, so that the operator can take out the material conveniently, and after such arrangement, the situation that the cloth is too deep and difficult to take out due to the cloth being blown inwards by the air outlet 1 is avoided, and there is no need to use other tools, so as to avoid the situation that the clothes are hooked and damaged.

This utility model discloses a yam slicer that is easy to clean, including a protective cover with a protective door on the front side. A yam body is installed inside the protective cover, and a slicing blade is located on the right side of the yam body. A connecting bolt is located inside the protective cover, and a guide structure is located on the outside of the connecting bolt. A support frame is installed at the bottom of the protective cover, and a drive motor is installed inside the support frame. A guide rod is connected to the left end of the drive motor, and a driven plate is located at the left end of the guide seat. A cleaning frame is located on the upper side of the support frame, and a cleaning rack is located at the inner end of the cleaning frame. This easy-to-clean yam slicer improves slicing efficiency by cleaning the yam slices and yam sap adhering to the yam slicer blade. Simultaneously, the yam is guided by a horizontal movement, avoiding manual pushing and achieving intelligent operation of the yam slicer.

The utility model discloses a kind of display devices of petroleum product sales, including bottom plate, support rod and support plate, the top of the bottom plate is fixedly connected with support rod, the top of the support rod is fixedly connected with support plate, the four corners of the bottom plate top are fixedly connected with support rod. The utility model is through the cooperation of bottom plate, support rod, support plate, support rod, positioning groove, connecting groove, clamping frame, connecting plate, sliding slot, moving frame, guide slot, sliding block, stabilizer, spring, isolation plate, through slot, pull handle, limit frame, limit rod and limit hole, the problem that the existing equipment is more used fixed structure, display board is often needed to consume more time and manpower when installing and disassembling, not enough convenient operation, in addition, the existing equipment can usually only be clamped to fixed size display board, lack of adjusting flexibility, lead to its application range is limited, difficult to meet the diversified display needs problem.

Embodiments of the invention provide a data processing method and apparatus, a computer device and a readable storage medium. The method comprises the steps of obtaining P first attribute tags of to-be-pushed updated game props, Q second attribute tags of a pushed historical game prop set, and historical interaction data of K candidate objects about historical game props; analyzing historical interaction data corresponding to the candidate object Ki to obtain tag preference degrees corresponding to the Q second attribute tags of the candidate object Ki; according to the label preference degree, the Q second attribute labels and the P first attribute labels, the prop preference degree of the candidate object Ki for the updated game prop is recognized; and according to the prop preference degrees corresponding to the K candidate objects, screening a push object from the K candidate objects, and pushing the updated game prop to the push object. By adopting the method and the device, the pushing accuracy of the updated game props can be improved, and the pushing cost of the updated game props can be reduced.

The utility model discloses a circulating pump with a noise reduction function, which comprises a fixed bottom plate, a noise reduction cover is arranged at the top of the fixed bottom plate, a circulating pump body is arranged at the top of the fixed bottom plate, a water outlet and a water inlet of the circulating pump body are respectively provided with a connecting plate, and a circle of rubber strip is arranged on the surface of each connecting plate. The noise reduction cover is pushed to enable the clamping strip to enter the inner cavity of the clamping piece, when the noise reduction cover reaches a certain position, the clamping block can be extruded by the clamping ring to enter the inner cavity of the groove, the spring can be extruded to contract, and when the connecting plate and the connecting groove are spliced, the spring can stretch to push the clamping block to be clamped with the clamping ring. The purposes that noise reduction can be conducted on the circulating pump through the noise reduction structure, it is avoided that large noise is generated when the circulating pump is used, damage to the body and mind of a user due to long-time noise is prevented, and noise pollution is reduced when the circulating pump is used are achieved.

The utility model discloses a variable-pitch screw vacuum pump which comprises a supporting frame, fixing feet, a driving box and a shell and further comprises a cold water tank arranged at the bottom end of the shell and an air inlet pipe connected to one end of the side face of the shell in an intercommunication mode, and an inner cavity of the driving box is detachably connected with a driving motor. The power output end of the driving motor is detachably connected with a first transmission rod, the first transmission rod penetrates through the driving box and extends into the shell, a variable-pitch screw is arranged in the shell, and one side of the variable-pitch screw is detachably connected with the power output end of the driving motor. By arranging the transmission structure, water in the cooling structure can be driven to flow when the pump body works, so that cooling water can be quickly cooled, the heat exchange effect of the pump body during cooling is ensured, the cooling effect of the pump body is effectively improved, and the service life of the pump body is prolonged.

The utility model discloses hot-pressing cutting equipment for rubber sealing ring production, which comprises a lower die holder, supporting legs are fixedly mounted at the bottom of the lower die holder, a limiting rod is fixedly mounted on the top surface of the lower die holder, an upper die holder is slidably arranged on the outer wall of the limiting rod, an air cylinder is fixedly mounted on the top surface of the upper die holder, and the air cylinder is fixedly mounted on the upper die holder. When the rubber sealing ring needs to be subjected to hot-pressing cutting, a rubber surface layer is placed on the top face of the lower die base, at the moment, the air cylinder is started, the upper die base is pushed downwards, the upper die base makes contact with the lower die base, and hot-pressing cutting work is conducted; the end, away from the upper die base, of the connecting plate is hinged to the top face of the L-shaped plate, the upper die base moving downwards pushes the connecting plate and drives the L-shaped plate to slide on the top face of the lower die base, at the moment, a third magnetic plate and a fourth magnetic plate attract each other magnetically, a scraping plate does not make contact with the top face of the lower die base, and a laid rubber surface layer cannot be scraped.

The utility model discloses a practical drilling core splitting machine which comprises a cutting machine body, the cutting machine body is movably arranged on a cutting base, the cutting base comprises two transverse frames which are arranged at intervals in the longitudinal direction, the tops of the transverse frames are in a bevel edge shape, and a stiffening rod is arranged between the bottoms of the two transverse frames. Two mounting rods are transversely arranged between the tops of the two transverse frames at intervals, a mounting plate is arranged between the two mounting rods, a mounting base is arranged on the right side of the top of the mounting plate, the right side of the bottom of the cutting machine body is hinged to the mounting base, and a notch allowing a cutting blade of the cutting machine body to penetrate through is formed in the mounting plate; a cutting guide groove is obliquely formed in the lower portion of the cutting machine body and fixedly connected with the cutting base. The rock core is placed on the cutting guide grooves and pushed along the cutting guide grooves to be cut, the cutting guide grooves limit and fix the two sides of the rock core, stability and safety in the cutting process are guaranteed, and half-and-half splitting of the rock core is facilitated.

The invention discloses a high-precision metering box, which relates to the technical field of electric power equipment, comprising a box body, a meter installed inside the box body, a bottom plate connected to the bottom of the box body, an adjusting component assembled on the bottom of the bottom plate, and a plurality of clamping components installed inside the adjusting component, a fixing component connected between the adjusting component and the clamping component, when the wire is subjected to tension, a clamping block and an abutting block on the outer periphery of a rotating rod abut against each other to prevent the rotating rod from rotating, and because there is friction between the wire and the contact block, the contact block clamped with the wire will, under the action of the tension of the wire, drive a rotating sleeve rod connected to the rotating rod to rotate to a certain extent with the installation rod as the center of the circle, so that the two contact blocks will clamp the outer periphery of the wire as the wire is pulled down, and the greater the downward pulling force, the greater the clamping force, which can effectively prevent the wire from being separated from the wiring terminal due to external tension after installation, thereby ensuring the normal operation of the meter and improving its accuracy and precision.

A laundry treating apparatus for drying laundry by supplying hot air while rotating a drum and a control method thereof are provided. The laundry treating apparatus according to an aspect of the present invention includes a drum for accommodating laundry, a driving unit for rotating the drum, an air circulating unit for guiding air discharged from the drum to be re-introduced into the drum, a heat exchanging unit installed on a circulating flow path of the air circulating unit for performing heat exchange with the air, and a control unit for controlling the driving unit to perform a drying rotation mode for rotating the drum in one direction without a mode of a non-stop state while the air heated by the heat exchanging unit is supplied to the drum.

The utility model relates to the field of food sales, and provides a bulk snack discharging device for food sales, the bulk snack discharging device for food sales comprises a supporting base and further comprises a storage tank, and the storage tank is fixedly arranged on one side of the supporting base, and two fixing rods are fixedly arranged on the inner wall of the storage tank. An output shaft of the bidirectional motor drives a threaded rod to rotate in the forward direction, a connecting plate does not rotate along with the threaded rod and further moves downwards, a pressing plate presses snacks downwards through a plurality of first telescopic rods and a plurality of second telescopic rods, and the second telescopic rods can slide on the outer surfaces of the first telescopic rods correspondingly. And the multiple springs can generate reverse acting force when being extruded, at the moment, the pressing plate bears the acting force of the multiple springs and the connecting plate, the snacks in the storage tank rapidly fall off from the interior of the discharging pipeline, the waiting time of customers is shortened, the purchasing efficiency is improved, and the practicability of the discharging device is further improved.

This invention relates to the fields of data analysis and intelligent marketing technology. Specifically, it relates to a method and system for intelligently generating marketing strategies based on high-dimensional customer profiles. This invention combines event-driven and time-sliding window approaches to obtain category-differentiated decay functions. It updates demand intensity values ​​by setting dynamic decay rates based on product lifecycles and customer stickiness. Through cross-cycle behavior matching and spatiotemporal alignment of demand intensity waveforms, it identifies demand transfer logic chains and labels core demand tags. It aggregates tag strength and commercial factors to generate a list, triggers marketing resource migration with dual thresholds, collects response data, and compares conversion rate deviations to optimize parameters and complete self-calibration. The system includes a demand intensity calculation unit, a demand transfer path analysis unit, a strategy dynamic optimization unit, and a decay calibration feedback unit. This invention solves the problems of strategy lag and resource mismatch, improves marketing accuracy and resource utilization, and adapts to changing demand scenarios in the maternal and infant and home appliance industries.

The electric steamer comprises a base with a water storage cavity and a juice receiving disc detachably arranged on the base, a heating piece is arranged in the base, the juice receiving disc is provided with a steam exhaust port, the juice receiving disc is provided with a first water insulation rib extending downwards and a second water insulation rib located on the inner side of the first water insulation rib, and the second water insulation rib is located on the inner side of the first water insulation rib. The water storage cavity is divided into a water supplementing cavity and a heating cavity by the first water insulation rib, the heating piece is used for heating water in the heating cavity to generate steam, the second water insulation rib is located in a heating area of the heating piece and divides the heating cavity into a steam cavity and an air water blocking cavity, and the bottom end of the air water blocking cavity is open to be communicated with the steam cavity; and the steam cavity is communicated with the steam exhaust port. Through the arrangement of the air water blocking cavity, the heating water amount in the heating cavity can be reduced, the steam generation rate is increased, the cooking time is shortened, the user experience is pleasant, and the air water blocking cavity surrounds the air heat preservation layer on the inner side of the steam cavity, so that the heat preservation effect on water and steam in the steam cavity can be achieved, and the heat loss in the steam cavity is reduced.

The utility model discloses an infrared tablet press which comprises a base, a die seat is arranged on the base, a plurality of groups of stand columns are arranged on the base, a top plate is arranged at the upper ends of the plurality of groups of stand columns, a material pressing mechanism is movably inserted in the position, corresponding to the die seat, of the top plate, a die groove is formed in the upper end of the die seat, and the die seat is arranged in the die groove. A mold groove is formed in the mold base, a tabletting mold is detachably installed in the mold groove, movable limiting assemblies capable of extending towards the interior of the mold groove are arranged in the mold base and located on the two opposite sides of the top of the tabletting mold, the movable limiting assemblies can prevent the tabletting mold from moving upwards, a tabletting groove is formed in the tabletting mold, and the tabletting mold is located in the tabletting groove. A tablet outlet ejection hole communicated with the tablet pressing groove is formed in the bottom of the tablet pressing mold, a movable bottom plate is detachably installed in the tablet pressing groove, and a tablet outlet mechanism capable of ejecting the movable bottom plate upwards out of the tablet pressing groove is arranged in the bottom of the mold base. The medicine discharging mechanism can upwards eject the formed sheets out of the tablet pressing groove, and the formed sheets can be conveniently taken out.

The present invention relates to the technical field of medical devices, and specifically discloses an intracardiac bendable occluding umbrella delivery sheath assembly and a method of use. The intracardiac bendable occluding umbrella delivery sheath assembly comprises: an outer sheath and an inner sheath; the outer sheath has a first through hole, including a first delivery channel, and the end of the first delivery channel has an adjustment portion; the inner sheath includes a second delivery channel, and the second delivery channel is connected to a bendable bending portion, the inner sheath is inserted into the first through hole of the outer sheath, and the relative position of the adjustment portion and the bending portion in the axial direction is adjusted, and the inner sheath is pushed against the posterior wall of the heart to adjust the angle of the inner sheath. The angle can be arbitrarily adjusted between 0-90° according to the structure of the heart of each different patient and the location of various defects, fistulas, and leaks, so as to successfully implant an occluding umbrella of suitable model.

The invention discloses a file cabinet convenient to move and fix, and relates to the technical field of file cabinets, the file cabinet convenient to move and fix comprises a cabinet body, a cabinet door is hinged to one side of the cabinet body, and drawers are evenly connected to the interior of the cabinet door in a sliding mode. The risk that the cabinet body shakes or topples over due to uneven ground is reduced, so that the safety of operators is improved, the operators can move the file cabinet to a required position more easily and more quickly without worrying about shaking or instability of the cabinet body, the working efficiency and the operation convenience are improved, the risk that files are damaged and wrinkled is reduced, and the file cabinet is suitable for popularization and application. According to the file cabinet, the integrity of files is ensured, abrasion and damage to the cabinet body and the internal structure due to shaking and bumping can be reduced, the service life of the file cabinet is prolonged, when the cabinet body is not moved, the wheels are folded and put away, the file cabinet is prevented from being pushed or moved accidentally, and accidents are avoided.

The invention relates to the technical field of photovoltaic glass preparation, and discloses a surface texturing photovoltaic glass preparation device and method.The surface texturing photovoltaic glass preparation device comprises a machining table, bottom frames are fixedly arranged at the two ends of the bottom of the machining table, a three-axis moving frame is fixedly arranged at the top of the machining table, and an ultrafast laser transmitter is arranged at the upper end of the three-axis moving frame; the upper end of the ultrafast laser emitter is fixedly sleeved with a connecting sleeve, a lens is fixedly arranged at the lower end of the connecting sleeve, the ultrafast laser emitter is matched with the lens, a chemical solution box is fixedly arranged at the lower end of the outer wall of the bottom frame, an infusion pump is fixedly arranged at the upper end of the outer wall of the bottom frame, and an infusion pipe is arranged in the infusion pump in a communicating mode. According to the surface texturing photovoltaic glass preparation device and method, the processing table, the rotating rod, the ultrafast laser transmitter, the turnover positioning mechanism, the infusion pump, the infusion tube, the spray head and the chemical solution box are provided, laser irradiation of glass and etching work of a chemical solution can be synchronously carried out through the double-station design, the glass preparation time is shortened, and the preparation efficiency is improved.

The utility model discloses a paper winding machine blanking auxiliary device which comprises a frame body arranged behind paper winding equipment, an inner cavity of the frame body is fixedly connected with two symmetrical fixing rods, the tops of the fixing rods are fixedly connected with four symmetrical sliding rods, the inner cavity of the frame body is provided with a sliding frame, and the sliding frame is fixedly connected with the fixing rods. The sliding rod penetrates through the sliding frame and is in sliding connection with the sliding frame, two symmetrical sliding blocks are arranged in an inner cavity of the sliding frame, and the front face and the back face of each sliding block are each rotationally connected with two symmetrical rotating wheels. The lifting belts are bound to the two ends of the paper roll, the lifting belts are hung on the surfaces of the lifting hooks, the motor is started, the winding drum drives the sliding frame to move through the rope, the sliding frame drives the paper roll to be separated from the paper winding machine through the lifting hooks through limiting of the sliding rods, and therefore the paper roll of the paper winding machine can be detached through the lifting structure. And collision is avoided when a user uses the hanging belt to dismantle the paper roll, and the integrity of the paper roll is guaranteed.

The utility model relates to the technical field of bending machines, in particular to a bending machine which comprises a machine body, a bending mechanism is fixedly installed on the surface of the machine body, a die holder is fixedly installed on the surface of the machine body, and an operation table is fixedly installed on the surface of the machine body. According to the automobile sheet metal part pushing device, the guide mechanism and the pushing mechanism are arranged, the screw rod is rotated, and the screw rod drives the adjusting plate to move in the embedding groove, so that the adjusting plate and the fixing block can be stably matched with automobile sheet metal parts with different thicknesses and sizes, the stability of the automobile sheet metal parts in the pushing process is improved, and the automobile sheet metal parts are not prone to deviation; the V-shaped seat is attached to the corners of the automobile sheet metal part, under the power of the third air cylinder, the automobile sheet metal part can be automatically pushed, manual pushing of the automobile sheet metal part by personnel is avoided, the safety in the bending work is improved, meanwhile, the V-shaped seat can adapt to the automobile sheet metal parts with different thicknesses and sizes, and the working convenience of the personnel is improved.

The invention belongs to the technical field of gynecological instruments, and particularly relates to a gynecological medicine pusher which comprises a medicine cylinder and an installation sleeve arranged on one side of the medicine cylinder, the installation sleeve is in threaded connection with the inner wall of the medicine cylinder, a medicine outlet hole is formed in the end, away from the installation sleeve, of the medicine cylinder, and the gynecological medicine pusher further comprises a medicine pushing unit arranged in the medicine cylinder, and the fixing ring is fixedly connected to the outer side wall of the medicine barrel in a sleeving mode, the fixing ring is arranged on the side, away from the mounting sleeve, of the medicine barrel, and the fixing ring is provided with a first expansion assembly. By means of the alternate expansion walking mode, secretions and bacteria in the vagina can be prevented from entering the deep position of the vagina as much as possible, the risk of infection in the vagina is reduced, treatment and recovery of the vagina are facilitated, blood circulation can be promoted, meanwhile, the insertion depth of the medicine cylinder can be rapidly and accurately known, accurate medicine feeding is facilitated, and use is convenient.

The utility model belongs to the technical field of machining auxiliary equipment, concretely relates to a ferrous metal environmental protection grinding fluid recovery device, include: box, collection tank, collection tank is installed in the box, and is located one end at the filter screen, cleaning mechanism, cleaning mechanism includes reciprocating mechanism, reciprocating piece, connecting piece, cleaning piece, elastic part and pusher, reciprocating piece is installed on reciprocating mechanism, reciprocating mechanism is installed on the box, connecting piece is hinged on reciprocating piece, and the limiting mechanism for limiting the rotation angle of connecting piece relative to reciprocating piece is installed on reciprocating piece, cleaning piece is installed in the lower end of connecting piece, and the both ends of elastic part are installed on reciprocating piece and connecting piece respectively, pusher is installed on the box, is used for changing the included angle between connecting piece and reciprocating piece. Its purpose is: solve the problem that the metal scrap will remain on the filter screen caused by the structural defects of the existing recovery device, when the metal scrap is too much, will block the filter screen, influence the filtering effect of grinding fluid.

The utility model relates to the technical field of machining broaching machines, and discloses a belt pulley machining broaching machine with a dust removal structure, which comprises a shell, a collecting box is arranged in the shell, a box plate is arranged outside the collecting box, a supporting plate is arranged on the inner wall of the shell, a first air cylinder is arranged on the supporting plate, and a second air cylinder is arranged on the first air cylinder. A fixing plate is fixedly installed at the extending end of the first air cylinder, a moving part is arranged in the shell, a dust removal part is arranged on the shell, a brush plate is connected to the outer wall of a screw in a threaded mode, the other end of the brush plate is slidably connected to one side of the inner wall of the shell, and a second transmission motor is installed outside the screw. When a second transmission motor works, a first belt wheel and a first belt drive one set of impeller rotating rods to rotate, so that air suction is conducted on the impeller rotating rods, metal dust is sucked into the shell and collected, a brush plate prevents dust pushing, and dust collection is facilitated.

This utility model relates to the field of aluminum part cutting technology and discloses a feeding device for aluminum part cutting, including a feeding platform, a cutting part installed on the upper end of the feeding platform, and a feeding assembly installed on the upper end of the feeding platform. The aluminum part is placed on the feeding platform, and then the connecting block and the limiting plate can be moved by the electric push rod A, so that the aluminum part is inside the two sets of limiting plates, which can restrict the aluminum part. Then, the motor is started, which drives the lead screw to rotate and, together with the slide, drives the push plate to move, realizing the pushing of the aluminum part until one end of the aluminum part is close to the cutting part. At this time, when pushing the aluminum part, the limiting plate also moves, so that the aluminum part is always inside the limiting plate, effectively avoiding the problem of deviation of the aluminum part feeding trajectory. Then, the electric push rod B is started, which can push the push plate to move, which can make small position adjustments to the aluminum part, which is beneficial to subsequent cutting processing.

An FR4 stiffening plate automatic laminating machine comprises a first mounting frame, a first connecting frame is fixedly connected to the first mounting frame, a first servo motor is arranged on the first connecting frame, two first transmission rods are rotationally connected to the first mounting frame, and a second servo motor is arranged on the first transmission rods. The first transmission rod close to the first servo motor is connected with the first servo motor through a coupler, so that the first servo motor operates to drive the first transmission rod to rotate, and the two first transmission rods are jointly wound with a conveying belt used for conveying a circuit board; and first welding frames are fixedly connected to the two sides of the first mounting frame. The circuit board is conveyed backwards to the position below the second guide rod through the conveying belt, the reinforcing plate is pasted to the surface of the circuit board, and the circuit board and the reinforcing plate are gradually attached along with movement of the circuit board, so that automatic and rapid attachment is achieved, and the production efficiency is improved.

The invention discloses an intelligent advertisement putting system which comprises a display screen and a mounting plate, the mounting plate is located on the rear side of the display screen, a cooling fan and a frame are mounted on the rear side of the display screen, a baffle is fixedly connected to the inner side of the frame, a plurality of cooling holes are formed in the baffle, and a vertical plate is arranged on the rear side of the frame. A plurality of through grooves are formed in the vertical plate, a round pipe is fixedly arranged at the position, close to the center, of the vertical plate in a penetrating mode, a connecting column is movably arranged in an inner cavity of the round pipe in a penetrating mode, and limiting strips are fixedly connected to the left side and the right side of the connecting column. The display screen is fixed through the fixing device, the display screen is prevented from rotating, the connecting column is fixed through the limiting strip and the limiting groove, the connecting column and the display screen can be prevented from rotating, and therefore the display screen is doubly fixed, the stability of the display screen can be improved, and normal advertising is guaranteed.