329results about How to "Improve spray uniformity" patented technology

The invention discloses an inter-sheet dead area optimization process based uniform-spraying manufacturing method for a complex curved surface. The inter-sheet dead area optimization process based uniform-spraying manufacturing method comprises the steps as follows: firstly, performing sheet division on an STL model via geometrical and topological characteristics of a workpiece, dividing the curved surface of the original workpiece into a plurality of simple sub-sheets approximate to planes and treating the sub-sheets respectively, then performing optimization solution on key spraying parameters such as the moving speed and the stroke pitch of a spray gun according to a spray forming model of the spray gun and corresponding process production indexes, so as to generate a spraying path inside each sub-sheet, extracting the position relation between edges of every two adjacent sub-sheets and the heading direction of the spray gun, and adopting a segmented sampling method to establish a numerical model for uniform spraying aiming at several common typical dead area conditions, and finally adopting a genetic algorithm to perform optimization solution on spraying paths in dead areas in an unified way. According to the invention, coating and manpower cost are saved, so that improvement on spraying production benefits is facilitated, and favorable application value and economic prospect are achieved.

The invention discloses a sprinkler and an unmanned aerial vehicle comprising the same. The sprinkler comprises a liquid hopper, a motor and a centrifugal sprinkling disk, wherein a liquid drain outlet is formed in the bottom of the liquid hopper; the motor comprises a core and a shaft, the core is arranged above the liquid hopper, and the shaft is connected with the core and extends downwards into the liquid hopper from the top of the liquid hopper; the centrifugal sprinkling disk comprises a rotating disk and a rotating shaft, the rotating disk is positioned below the liquid hopper to receive liquid drained from the liquid drain outlet, and the rotating shaft is fixed in the center of the rotating disk and extends upwards into the liquid hopper from the liquid drain outlet to be connected with the shaft directly. The sprinkler has the advantages that since the liquid drain outlet sleeves the rotating shaft, the liquid hopper can pour liquid towards the center of the centrifugal sprinkling disk to increase sprinkling uniformity and improve droplet splashing effectively; since the liquid is poured to the centrifugal sprinkling disk by the liquid hopper, machining the shaft to be of a hollow structure is unneeded, and machining difficulty and production cost are lowered accordingly.

The invention discloses a blade spraying protective fixture which is used for being connected to spraying equipment so as to protect the lower surface of a blade edge plate and a tenon. The blade spraying protective fixture comprises a fixture body, a first stopping block, a second stopping block and locking pieces, wherein the fixture body is used for being connected with the spraying equipment and provided with a containing groove used for containing the tenon; the containing groove penetrates through the two side walls of the fixture body and communicates with the upper end surface of the fixture body; outwards convex positioning flanges extending in the length direction of the containing groove are symmetrically arranged on the two side walls of the containing groove so as to be used for supporting and positioning the long edges of the blade edge plate and enabling the upper surface of the blade edge plate to be exposed out of the upper end surface of the fixture body; the first stopping block and the second stopping block are arranged at the two ends in the length direction of the containing groove correspondingly so as to be used for blocking the two ends of the containing groove and being matched with the positioning flanges to support and position the short edges of the blade edge plate; the first stopping block and the second stopping block are both partially embedded in the containing groove and abut against the tenon located in the containing groove so as to clamp and fix the tenon; and the locking pieces are used for locking the first stopping block and the second stopping block with the fixture body.

The invention relates to full-automatic mechanical equipment, in particular to full-automatic equipment suitable for pipeline spraying. Vertical plates are arranged on the two sides of a base. A top plate is arranged at the tops of the vertical plates. A spraying liquid tank is arranged on the top plate. The spraying liquid tank is connected with a spraying gun through a pipeline. The spraying gun is movably arranged on the lower portion of the top plate through an electric hub. A rotary round plate is arranged on the inner side of each vertical plate, and each rotary round plate is fixed to an output shaft of a rotation motor. The rotation motors are fixed to the outer sides of the vertical plates. Two longitudinal distance adjusting motors are symmetrically arranged on each rotary round plate in the longitudinal direction. An output shaft of each longitudinal distance adjusting motor is connected with a longitudinal fixing rod. Two transverse distance adjusting motors are symmetrically arranged on each rotary round plate in the transverse direction. An output shaft of each transverse distance adjusting motor is connected with a transverse fixing rod. An electric control cabinet is connected to one side of one vertical plate. According to the full-automatic equipment, full-automatic spraying treatment can be conducted on the outer walls of pipeline type parts, the spraying uniformity is improved, the spraying quality is improved, and the practicability is higher.

An injection valve has a nozzle body, a valve needle positioned in the nozzle body, an actuator for actuating the valve needle, and an orifice plate fixed at an end of the nozzle body. The orifice plate has a valve seat for cooperate with the valve needle and an orifice for injecting a fluid. The orifice plate is provided with a projection having a convex-curved surface on an orifice outlet side of the orifice plate. A flat surface portion is formed in the area of the convex-curved surface, and the outlet of the orifice is located in the flat surface portion.

The invention discloses aluminum alloy ring part spray-quenching equipment and a using method thereof. The aluminum alloy ring part spray-quenching equipment mainly comprises an annular heating furnace, a spraying system, a supporting system, a rotating system, a transfer system and an automatic control system, wherein a quenching area formed by the spraying system and a heating area formed by the annular heating furnace are arranged with one above the other; the annular heating furnace is annular, and a fire hole is formed in the upper end of a furnace body; the spraying system comprises an inner spraying system and an outer spraying system, a ring part is arranged in the spraying system, and the spraying system is arranged over the annular heating furnace, and is divided into six independently-controllable spraying parts for cooling corresponding areas of the ring part respectively to realize the divisional and staged cooling intensity control of the system; during quenching, the ring part is supported by the supporting system, and the supporting system and the rotating system cooperatively work to drive the ring part to rotate; the transfer system is arranged under the annular heating furnace; a support rod extends into the furnace to integrally connect the annular heating furnace with the spraying system to transfer the aluminum alloy ring part between the quenching area and the heating area.

The invention relates to a sprayer with water adsorption function, comprising a water tank, a dosage device which is connected with the water tank, a water adsorption and spraying reversing device which is arranged in a bottom tank at the lower part of the water tank, a spraying device which is provided with a nozzle which can spray and adsorb water, and the spraying device is arranged outside the water tank and is connected with the water adsorption and spraying reversing device, and the nozzle can spray or adsorb water by the spraying and water adsorption functions of the water adsorption and spraying reversing device, and certain amount of pesticide stock solution is added in the water tank through the dosage device. The sprayer can directly adsorb water at places with water, and the drug liquid can be automatically prepared without dismounting the device, thereby greatly alleviating the labor intensity of operators and effectively improving the working efficiency.

The invention relates to a fertilization control system for a circular and translational motion type sprinkling irrigation machine. In the fertilization control system, a constant pressure water supply unit is equipped to solve the hydraulic pressure fluctuation caused by switching of spray nozzle and other reasons, so that the operational reliability and spraying uniformity of the fertilization control system are improved; a control unit is adopted to adjust the variation of the pumping flow of fertilization injection along with the water supply flow of the constant pressure water supply unit, so that the precise and constant fertilization concentration and fertilizing amount within the whole sprinkling irrigation range are guaranteed, and especially, the precise and constant fertilization concentration and fertilizing amount are guaranteed in the situation of large flow variation amplitude of a circular and translational motion type sprinkling irrigation machine provided with a tail gun within the opening and closing time period of the tail gun.

The invention relates to the technical field of steel pipe processing and production, in particular to an automatic production device for carrying out rust-proof treatment on the end part of a steel pipe. The automatic production device for carrying out rust-proof treatment on the end part of the steel pipe comprises a rack, a positioning mechanism, an oil coating mechanism and a material transferring mechanism, wherein the oil coating mechanism comprises an oil spraying assembly and a coating assembly located at one end of the oil spraying assembly and is far away from the positioning mechanism; the material transferring mechanism comprises a loading assembly, a blanking assembly for outputting the steel pipe, a limiting assembly arranged between the loading assembly and the blanking assembly and intermittently communicating with the loading assembly and the blanking assembly, and a pushing assembly for transferring the steel pipe in the limiting assembly into the oil spraying mechanism; the limiting assembly is driven by the pushing assembly so as to directionally rotate; the coating assembly is driven by the pushing assembly so as to contact the steel pipe; and during the process that the pushing assembly sprays oil to the steel pipe and conveys the steel pipe through a reciprocating motion way, the steel pipe rotates and is coated with anti-rust oil and automatically outputted, so that the automatic oil coating production of the steel pipe is realized, and the technical problem of low production efficiency in the prior art is solved.

The device comprises an environment-friendly soil remediation device. The device includes a vehicle body, a connecting plate is fixedly connected to the left side of the top of the vehicle body, the bottom of a pesticide storage box is communicated with a diversion groove through a branch pipe, and a rotating assembly is arranged on the left side of the vehicle body. The invention discloses the environment-friendly soil remediation device, the vehicle body, the connecting plate, a first grooved wheel, a first belt and the rotating assembly are cooperated, in the rotating process of a hob, thehob can swing back and forth relative to the transmission of a fork-shaped sliding rail, then the soil breaking and turning capabilities and effects of the hob are further improved; through the cooperation of a second motor, a liquid storage tank, the diversion groove, spray heads and a turning assembly, a soil remediation liquid can be stirred by the device through the rotation of stirring rods,and then the soil remediation liquid can be uniformly mixed, the spraying effect is further guaranteed, a pressing plate can extrude an air bag in a reciprocating mode through extrusion of a cam on the pressing plate and springback of a compression spring, then the liquid storage tank is pressurized, and the spraying uniformity and the spraying continuity of the liquid medicine are greatly improved.

The invention relates to a pulse micro-sprinkler irrigation system. After passing pulse valves before all capillary pipes, pressurized water enters all the capillary pipes in a mode that pulse flow speeds up under rising pressure and slows down under lowering pressure, and the pressurized water is sprinkled out to irrigate crops through micro sprinkler heads arranged on all capillary pipes in a pulse mode. Quickly rising pressure can produce strong impact on blocking objects, and slowly lowering pressure cannot lead water in the capillary pipes behind the pulse valves to return, form negative pressure on water outlet holes of sprinklers and block the negative pressure sucking type water outlet holes. The pulse frequency can be adjusted in a large range, the pulse frequency can be slowed down under the same irrigation strength, and the sprinklers with large diameter water outlet holes are adopted to form the pulse micro-sprinkler irrigation system which does not require filters. The use of the pulse irrigation mode for micro-sprinkler irrigation overcomes the defects of concentrated annular water output of other micro-sprinkler irrigation equipment. The pulse micro-sprinkler irrigation system has the characteristics of blockage resistance, uniform sprinkling and low cost.

The invention discloses a cleaning and disinfecting vehicle, comprising a moving vehicle body; the moving vehicle body is internally and rotatably provided with a disinfecting machine body; the disinfecting machine body is driven to rotate by means of a rotation driving assembly; the disinfecting machine body is internally provided with a liquid storage chamber; the top wall of the liquid storagechamber is provided with a liquid adding hole; a stirring shaft is rotatably installed in the liquid storage chamber; two groups of stirring blades for evenly stirring disinfectant are fixedly arranged at the periphery of the stirring shaft; the disinfecting machine body is internally provided with a transmission chamber; the stirring shaft extends into the transmission chamber, and a first bevelgear is fixedly arranged at the tail end of the bottom of the stirring shaft. The cleaning and disinfecting vehicle can effectively mix cleaning liquid evenly, thus greatly improving the spray uniformity, and having higher use and promotion values.

The invention belongs to a key device in a water-saving irrigation sprinkling system, particularly relates to a non-rotating extensible variable sprayer and aims to solving the key technical problems that the energy consumption is high, the operation is unstable, and a single spray head can not spray arbitrary shapes of variables. The non-rotating extensible variable sprayer comprises an outer shell connecting seat, a spring, a spray body, a nozzle, a limiting ring, a cover plate and a rubber ring. Before the non-rotating extensible variable sprayer works, the limiting ring 5 is regulated according to the shapes of application land blocks to lead each nozzle 4 to reach a range needed by the land blocks. When the non-rotating extensible variable sprayer works, the spray body is rushed by water current to overcome resistance generated by the spring and the rubber ring, and the spray body is moved upwards to lead the nozzle to expose the outer shell connecting seat, thereby realizing the variable domain spray of arbitrary shapes, including a sector. The invention has the advantages of simple structure, low energy consumption and reliable operation and can realize domain spray in arbitrary shapes.

The invention relates to a high-quality printing and dyeing device for textile fabric. The device comprises a dyestuff box, the left side of the dyestuff box is provided with an extrusion cavity, thebottom side of the dyestuff box is provided with a flow guide channel communicated with the extrusion cavity, and the right side of the dyestuff box is provided with a spray-painting mechanism communicated with the flow guide channel; the extrusion cavity is provided with an extrusion mechanism, which is used for extruding dye liquor in the extrusion cavity to enable the dye liquor to be sprayed out through the spray-painting mechanism; a grinding mechanism is arranged at a position which is close to a bottom side in the dyestuff box, and comprises a lower grinding component as well as an upper grinding component and a driving component which are arranged above the lower grinding component, the extrusion mechanism downwards drives the upper grinding component to move downwards to the lowergrinding component, the driving component drives the upper grinding component to move left and right to grind coarse particle dyestuff on the lower grinding component; the right side of the dyestuffbox is further provided with a fabric rolling mechanism, and the extrusion mechanism drives the fabric rolling mechanism to roll the fabric; the high-quality printing and dyeing device is used for solving the problems that in the dyeing process, the dyestuff chroma homogeneity is poor, the dyestuff use ratio is not high, the dyeing effect is not good and impurities are easily adhered to the fabricsurface.

The invention discloses a spraying robot for a surface of a ship body. The spraying robot comprises a chassis, a large arm, a small arm and a tail end actuator. The tail end actuator comprises a spraying gun installation base, at least one spraying gun and at least one laser displacement sensor for controlling the pose of the tail end actuator. The spraying robot for the surface of the ship body is used for avoiding influence of harmful gas in spraying and repeating the same operation action tirelessly, and is suitable for replacing manpower to carry out the operation in high pollution and intensity work like ship body spraying. The intelligent spraying robot for the ship body is adopted to complete the spraying work so that the pollution in the spraying process can be reduced, energy can be saved, and the working efficiency can be improved.

The invention discloses a spray control method used for an insulator string rainfall test. A rainfall apparatus is arranged in a manual simulation climate chamber (10). A water supply device is used to provide a water source for the rainfall apparatus. The rainfall apparatus is used for implementing simulation rainfall for an extra-high voltage insulator string to be tested in the manual simulation climate chamber. In the rainfall apparatus, a support is vertically installed. A nozzle group (96) arranged on the support is used for implementing water spray for the extra-high voltage insulator string. Heights of different nozzles relative to a support bottom are different. Sodium chloride is mixed into the water source of the water supply device so as to change a conductivity of spray water. The spray control method used for the insulator string rainfall test adopts a vertical-type spray apparatus so that a nature rainfall environment can be effectively simulated.

The invention discloses an automatic production line for a concrete pipe pile. The automatic production line comprises a bottom frame, a vertical rod is fixedly connected to the left side of the top of the bottom frame, and a transmission assembly is arranged at the top of the bottom frame. According to the automatic production line for the concrete pipe pile, a grooved wheel and a belt are connected in a rotating mode, a curved frame pushes a supporting groove to enable a first round roller to abut against a pipe pile mold, so that the automatic transmission effect on the pipe pile mold can be achieved, then integrated machining is facilitated, axial rotary adjustment can be carried out on the pipe pile mold, and then the use convenience and practicability are improved; and racks are connected in a meshing mode, a flow dividing box and a bracket are correspondingly arranged, so that the flow dividing box can drive a spray head to swing in the axial direction in a reciprocating mode, then release agent spraying or water washing can be carried out on the pipe pile mold according to use requirements during transmission of the pipe pile mold, in addition, the spraying uniformity is better, omission is avoided, then the cleanliness of the pipe pile mold is improved, the demolding effect is better, and then the pipe pile quality is improved.

The invention relates to a convenience steel pipe plastic coating system for once curing in inner and outer spraying. The system comprises a horizontal conveying frame, a steel pipe conveying frame, an inner spraying system, an outer spraying system and a high-temperature curing furnace; the horizontal conveying frame conveys steel pipes from a preheating furnace to the inner spraying system; theinner surfaces of the steel pipes are sprayed in the inner spraying system; the horizontal conveying frame conveys the steel pipes to a transporting frame; the transporting frame supports and hangs the steel pipes to the steel pipe conveying frame; and the steel pipes are transported to the outer spraying system for outer spraying. Spraying-uniform steel pipe outer plastic coating equipment is provided with an imaginary air blowing rod on the upper surface for preventing outward splashing of dust; and negative pressure is generated in a box on the lower bottom surface of the plastic coating equipment for negative-pressure absorption of the powder to further prevent leakage of the powder so as to maintain cleanness of operation space.

The invention discloses a dusting device and a flying dusting device. The dusting device comprises a material cylinder, a material feeding mechanism and a control unit. The material cylinder comprises a primary material tank and a secondary material tank which communicate with each other. The material feeding mechanism comprises at least one screw shaft which is used for conveying the material in the primary material tank to the secondary material tank, and one motor which is coupled with the screw shaft. The control unit controls the material feeding speed of the screw shaft through the motor. At least one material discharge hole is formed in the secondary material tank. A fan is installed in the secondary material tank for blowing the material in the secondary material tank out of the material discharge hole. The dusting device has the advantages that the control unit is used for controlling the rotation speed of the rotation shaft, thus being capable of controlling the material feeding speed of the screw shaft, and attaining the predicted requirement, and the motor can drive two or more screw shafts to feed the material simultaneously, thus enhancing the dusting uniformity to attain the goal of uniform dusting.

The invention provides a sprinkler and a washing machine. The sprinkler comprises a spray head base provided with a connection portion connected with a drying tunnel and a rotary spray head rotatablymounted on the spray head base and provided with a spraying nozzle communicated with a water inlet; the axis of the spraying nozzle extends obliquely with respect to the radial direction of the rotaryspray head so that the rotary spray head can self-rotate with respect to the spray head base under the counter force of water flow. According to the sprinkler, the sprinkler is added at the water inlet of the drying tunnel of the washing machine, the sprinkler is used for automatically spraying water in the circumferential direction, condensed water can be dispersed and sprayed into the drying tunnel, a good shunting effect is achieved, the spray area of the condensed water is significantly enlarged, the flow speed of the condensed water is reduced, thereby increasing the residence time of the condensed water in the drying tunnel, the condensed water can fully exchange heat with hot and humid air, thereby improving the condensation efficiency, and the effects of saving water, time and electricity are achieved.

The invention discloses a safety protective production machine tool facilitating waste recovery and achieving environment friendliness. A placement groove is formed in one end of a machine tool bed, amachine tool cover is installed on the inner wall of the placement groove in a sliding manner, inspection windows are uniformly installed on the outer side of the machine tool cover in an embedded manner, and contact sensors are symmetrically installed at one end of the machine tool cover in an embedded manner. The safety protective production machine tool is scientific and reasonable in structure and safe and convenient to use. By arranging a drive motor, a drive screw, internal thread mounting bases, a sliding mounting plate and cleaning scraping plates, machining scraps can be crushed, collected and stored, the efficiency of scrap collection is improved, and the cleanness of the production machine tool in use is improved. By arranging air cylinders, clamping plates, pressure sensors and the contact sensors, the clamping fastness of workpieces can be monitored and observed, the fastness of workpiece clamping is improved, the safety in the use process of the production machine tool is improved, and the protection performance of staff is improved.

The invention relates to a micro-sprinkling belt spreading and rolling dual-purpose machine. The micro-sprinkling belt spreading and rolling dual-purpose machine comprises a rack, a steering handle, a tape feed roller, a crawler wheel, a press wheel, a soil scraper, a transmission device and a guide wheel, wherein the rack consists of an upper beam, a long arm and two forked structures which are connected into an integer from top to bottom in sequence; the forked structures are respectively fixed at front and rear sides of the long arm through a lower beam vertical to the long arm; the two forked structures are respectively used for fixing the crawler wheel and the press wheel; the steering handle is T-shaped; the lower end of the steering handle is connected on the upper beam; the tape feed roller is fixed on the long arm between the lower beam and the upper beam through a wheel shaft; the crawler wheel and the press wheel are mounted on the rack through the wheel shaft; the soil scraper plate is movably connected to the front end of the press wheel through a connecting rod; the guide wheel is arranged behind the rack. The micro-sprinkling belt spreading and rolling dual-purpose machine can realize multiple purposes, is simple in structure, strong in function and good in stability, not only can be used for spreading micro-sprinkling belt, but also can be used for rolling the micro-sprinkling belt, so that the abrasion to the micro-sprinkling belt is reduced, and the service life of the micro-sprinkling belt is prolonged.

The invention discloses a joint navigation device for a lateral-move sprinkling machine. The joint navigation device for the lateral-move sprinkling machine is composed of a GPS navigation system, a touch screen control system, a furrow navigation system and a motor speed regulation drive system; the GPS navigation system is composed of a GPS module, a GPS antenna and a GPS data communication line; the touch screen control system is composed of a touch screen, a communication line and a power supply; the motor speed regulation drive system is composed of a central controller, a motor driver and a motor. The joint navigation device for the lateral-move sprinkling machine uses the GPS and electric joint positioning and navigation mode, the problem of sprinkling route deviation in the sprinkling process is effectively solved, the navigation effect is good, the stability is strong, the operation is easy and convenient to perform, the working efficiency of the sprinkling machine is greatly improved, the labor investment is lowered, the sprinkling uniformity is improved, and the application is broad.