38results about How to "Avoid Shake Offset" patented technology

The invention relates to the field of cloth rolling, and in particular to a cloth rolling device capable of preventing cloth from loosening. The cloth rolling device comprises a support mechanism, a positioning mechanism, a guide mechanism, a cleaning mechanism, a rolling mechanism and a protection mechanism; the rolling mechanism is installed on a surface of the support mechanism; after the rolling mechanism is connected with a power supply, rolling of a cloth is realized; the protection mechanism positioned on the surface of the support mechanism is slidably connected with a surface of the support mechanism in an annular array manner at equal intervals, wherein the cloth is protected from loosening during rolling; one end of the rolling mechanism is rotationally connected with the cleaning mechanism on a side wall of the guide mechanism, wherein the rolling mechanism rotates to drive the cleaning mechanism to clean the cloth, so that dust is prevented from adhering to a surface of the cloth when the cloth is rolled, and production quality of the cloth is improved; and the positioning mechanism is in threaded connection with the top of the support mechanism, so that the rolling mechanism can be positioned conveniently during rolling, and the rolling mechanism is prevented from shaking. After rolling is finished, the positioning mechanism is detached to be matched with the rolling mechanism for ejecting the cloth, so that the rolled cloth is convenient to take.

The invention relates to the technical field of unmanned aerial vehicles, and discloses an unmanned aerial vehicle automatic centering and course calibration parking apron which comprises a hangar body. According to the unmanned aerial vehicle automatic centering and course calibration parking apron, a transmission gear can conveniently rotate through power of a rotating motor, so that a driven gear is used for driving a rotating frame and a rotating table to rotate, the initial take-off direction of the unmanned aerial vehicle is further adjusted, and a moving shaft moves outside the moving shaft through rotation of a transmission lead screw; the four clamping strips are driven by the extension plate to gather towards the center or scatter towards the periphery, then an unmanned aerial vehicle parked on the parking apron body can be clamped and fixed, shaking and deviation are prevented, a plurality of hangar bodies are published in a polling range, the distance between every two hangar bodies is 60 kilometers, each hangar can be independently responsible for the covered area, the unmanned aerial vehicle can quickly find the position of the hangar body through the GPS positioning device, the signal receiver and the signal transmitter, and meanwhile the state of the unmanned aerial vehicle can be conveniently observed through the camera.

The embodiment of the invention relates to the technical field of new energy automobile batteries, and particularly discloses a vibration protection device for a new energy automobile battery box. Thevibration protection device comprises a support base, a fixed clamp is detachably installed at one side of the support base in the length direction of the support base, and a movable clamp is arranged at the other side of the support base in the length direction of the support base in a supporting mode through an adjusting mechanism. According to the embodiment of the invention, the movable clampmoves through the adjusting mechanism, and the fixed clamp and the movable clamp can be used for supporting and fixing the new energy automobile battery box placed on the support base, so that a goodprotection effect on the battery box is achieved; according to the vibration protection device provided by the embodiment of the invention, the battery box can be clamped and fixed, shaking and deviation of the battery box are avoided, meanwhile, buffering is provided for the battery box, falling of wires in the battery box due to jolting is avoided, damage to the internal structure of the battery box is reduced, and the stability in the battery operation process is improved.

The invention belongs to the technical field of medical instruments, and discloses a roll shaft skin taking knife for burn patients. The roll shaft skin taking knife comprises a fixing frame and an eccentric fixing stent connected to the inside of the fixing frame; a knife holder is mounted in the eccentric fixing stent, and a pressing roller is fixedly connected to one side, close to the knife holder, in the eccentric fixing stent through a stent; a blade is connected to the side, close to the pressing roller, of the knife holder; a driving device is installed on the side, close to the eccentric fixing stent, in the fixing frame; and the driving device comprises two grooves and a movable shaft, wherein the two grooves are located in the two sides of the inner wall of the fixing frame respectively. The fixing block, the driving wheel, a lead screw, a threaded sleeve and other structures are arranged in the driving device in a matched mode, so that the eccentric fixing stent moves stably and reliably, the knife holder is stressed evenly, and the pushing force degree is controlled conveniently; and therefore, the blade can stably move to cut, the safety coefficient is increased, theoperation is simple and labor-saving, and the skin taking efficiency is improved.

The invention belongs to the field of charging tray feeding, and provides anti-oscillation charging tray feeding and separating equipment. A charging tray pile is transferred to a position under a charging tray separating station through a transfer mechanism, then the charging tray pile is upwards transferred to the charging tray separating station through a lifting mechanism located below the charging tray separating station, and the charging tray pile is separated one by one jointly by a first charging tray separating mechanism and a second charging tray separating mechanism which are located at the two ends of the charging tray pile. The technical problems that an existing automatic lifting stackable charging tray mechanism is complicated in structure and low in intelligent degree, and lacks a charging tray separating mechanism are solved, the charging tray pile is separated easily and intelligently, the double charging tray separating mechanisms can also be used for stably separating the charging tray pile, and oscillation and skewing generated when charging trays are separated are effectively avoided.

The invention discloses an auxiliary device for improving rudder blade machining precision. The auxiliary device comprises a cross plate; an extensible alignment device is fixedly connected to the topof the cross plate; a box body is fixedly installed on the extensible alignment device; a rudder blade taper hole machining device is fixedly connected to the top of the box body; an air cylinder isfixedly connected to the inner bottom of the box body; a sliding rod is fixedly connected to the top of the air cylinder; a baffle is fixedly connected to the top of the sliding rod; and extensible rods are slidably connected to four sides of the outer wall of the box body. According to the device, through the mutual matching effect of the box body, the extensible rods, extrusion plates, the sliding rod, a sliding block, fixed plates, compression springs and the air cylinder, the air cylinder push up the sliding rod, the sliding block moves along the sliding rod, then the extensible rods drivethe extrusion plates to move outwards, the extrusion plates clamp the inner walls of rudder blades, inner holes of the rudder blades are rapidly aligned, the extensible alignment device is always located in the center position, and subsequent machining of rudder blade taper holes is facilitated.

The invention relates to a preparation method of an edible Chinese mugwort extract. The preparation method comprises the steps of step (1) thoroughly cleaning Chinese mugwort stems and leaves free from pathogen infestation, soaking the cleaned Chinese mugwort stems and leaves in a sodium chloride aqueous solution, and performing ultrasonic treatment and ozone sterilization and disinfection duringsoaking; step (2) immersing the cut-up Chinese mugwort stems and leaves in liquid nitrogen, performing scooping up, performing freeze-drying, putting small broken segments into a fine crushing machine, and performing crushing to obtain stem and leaf powder; step (3) putting the stem and leaf powder into a solvent, and performing soaking; step (4) placing the stem and leaf powder and the solvent inan extraction kettle to obtain a preliminary Chinese mugwort extract; and step (5) putting the preliminary Chinese mugwort extract in a distillation column, performing high-temperature distillation,enabling gas generated after distillation to flow out of the top of the distillation column, performing liquefaction on the gas through a condensing tube to obtain liquid, and enabling the liquid to enter a collecting tube so as to obtain the Chinese mugwort extract. According to the preparation method of the Chinese mugwort extract disclosed by the invention, loss of effective components in a Chinese mugwort extraction process can be effectively avoided, quality and yield of Chinese mugwort extracts are increased, and industrialized production is easy to realize.

The invention relates to the field of layered wrapping injection molding of thick-wall products, in particular to a fixing structure of a forming core of layered injection molding and a layered injection mold. The fixing structure of the forming core of layered injection molding comprises at least three fixing branches, the at least three fixing branches and the forming core are integrally formed,and the at least three fixing branches and the mold are fixedly connected, so that the forming core is arranged in a mold cavity in a suspended mode. Each fixing branch comprises a fixing rod and a fixing block, wherein the inner end of the fixing rod and the forming core are integrally formed, the fixing block is arranged at the outer end of the fixing rod, and the fixing block is fixedly connected with the mold. Each fixing rod comprises a connecting portion and a fixing portion, wherein the connecting portion is bent, the inner end of the connecting portion and the forming core are integrally formed, the outer end of the connecting portion is fixedly connected with the fixing portion, the corresponding fixing block is arranged on the lower surface of the fixing portion, and the sectional area of the fixing block is smaller than that of the fixing portion. The problem that a completed injection molding core is fixed unstably during layered injection molding in the prior art is solved.

The invention discloses an installation mode of a preassembled door and window auxiliary frame, and belongs to the technical field of door and window auxiliary frame installation. Specifically, the installation mode comprises the steps that auxiliary frame connecting members are preassembled and embedded, a door and window plate is movably clamped between the auxiliary frame connecting members on the two sides, clamp supporting ribs are fixedly connected to the two sides of the bottom of the door and window plate, and first limiting buckles are movably clamped at the bottoms of the clamp supporting ribs. According to the installation mode, through the designed clamp supporting members, after the clamp supporting members are assembled and connected to the auxiliary frame connecting members through line pressing buckles on the two sides, rapid assembly of the line pressing buckles and the auxiliary frame connecting members can be achieved, moreover, rapid assembly and lightweight design of the embedded hole in one side can be achieved through the clamp supporting members and cavities of the inner cavities of the auxiliary frame connecting members, and then, the assembly requirements of the door and window plate can be effectively improved; and meanwhile, the requirement for sealing a gap between the door and window plate and the embedded hole can be met through a sealing waterproof pad and waterproof glue on one side, and the situation that the durability use requirement is affected by water seepage of a window sill of the door and window plate is avoided.

The invention discloses a support base with a levelness correcting function and used for metal plate processing. The support base comprises a support base body, sawdust collecting cavities, induced draft fans, a correction placing plate and securing mechanisms; the sawdust collecting cavities are arranged at the top center of the support base, and sawdust collecting boxes are arranged on the sawdust collecting cavities; the induced draft fans are installed at the positions, on the both sides of the sawdust collecting boxes, in the sawdust collecting cavities through support platforms; correction settling tanks are arranged at the corner positions, on the outer sides of the sawdust collecting cavities, of the support base body; hinge seats are fixed in the correction settling tanks, and correction screw barrels are hinged to the top ends of the hinge seats; and the correction placing plate is arranged above the support base body, and the securing mechanisms are fixed to the corner positions, on the both sides of the correction placing plate, of the support base body. According to the support base, not only can the levelness correcting function be achieved during placement of the support base, and the sawdust collection work is achieved in use of the support base, but also the shaking deviation phenomenon of the support base in use is avoided.

The invention relates to the technical field of relay processing equipment, in particular to a laser marking machine for relay processing, which comprises a working table, a laser marking assembly mounted on the working table, a conveying structure mounted on the working table, a fixing structure arranged at the side end of the working table, and an adjusting structure mounted on the conveying structure. A mounting structure is arranged at the top end of the workbench, a clamping structure is further mounted on the workbench, a feeding structure is detachably mounted at the side end of the workbench, and a positioning structure is arranged on the feeding structure. Through the conveying structure arranged on the workbench, automatic and continuous feeding work can be conducted on the relays, the automatic conveying assembly can be folded and stored when continuous feeding operation is not needed, operation is convenient and flexible, and therefore the relay feeding device can meet different work requirements.

The invention discloses slitting equipment for semiconductor ceramic capacitor chip production. The slitting equipment for semiconductor ceramic capacitor chip production structurally comprises a slitting box, a controller, air cylinders and a collecting box, the controller is connected to the front side of the slitting box in a welded mode, the air cylinders are installed at the top of the slitting box, and the collecting box is connected to the front side of the slitting box in a movable clamping mode. The slitting equipment for semiconductor ceramic capacitor chip production has the beneficial effects that a semiconductor ceramic capacitor chip is placed on a pushing device, at the moment, the two sides of the semiconductor ceramic capacitor chip move downwards along the inner walls ofclamping blocks, clamping plates clamp the semiconductor ceramic capacitor chip under the elastic force of supporting springs, the semiconductor ceramic capacitor chip is prevented from shaking and deviating in the conveying process, the air cylinders are started through the controller to convey air to an air pressure cavity, the air pressure in the air pressure cavity is increased to enable a slitting head to descend, meanwhile, a push plate downwards extrudes limiting springs to enable a slitting knife to slit the semiconductor ceramic capacitor chip, and pressing blocks press the two sidesof the semiconductor ceramic capacitor chip to prevent the two sides of the semiconductor ceramic capacitor chip from tilting in the slitting process.

The invention discloses a multifunctional agricultural pollutant treatment device. The multifunctional agricultural pollutant treatment device comprises a crushing box, feeding hoppers communicate with the two sides of the top of the crushing box correspondingly, pipe covers are connected to the top ends of the feeding hoppers in a bolted mode, a discharging pipe communicates with the center of the bottom of an inner cavity of the crushing box, a crushing mechanism is arranged in the inner cavity of the crushing box, a supporting plate is welded to the top of the front face of the crushing box, and high-temperature sterilization mechanisms are arranged on the two sides of the inner cavity of the crushing box correspondingly. According to the multifunctional agricultural pollutant treatmentdevice, through cooperation of a high-speed motor, a rotating shaft, a driving gear, a driven gear, a crushing shaft and crushing blades, pollutant garbage in the crushing box can be subjected to high-speed sufficient crushing treatment, the degradation rate of crushed pollutants is increased, meanwhile, and a user can conveniently recycle the crushed pollutants; and through cooperation of a heater, a booster pump, a three-way joint, a manifold, a main pipe, branch pipes and nozzles, heat can be conveyed to pollutants in a crushing state.

The invention discloses an energy-saving curtain wall with an escape function and a use method of the energy-saving curtain wall, relates to the technical field of curtain walls, and aims to solve the problem that most of existing curtain walls have a decorative effect and cannot help people escape in case of fire hazards, so that the applicability is poor. A curtain wall body is arranged in front of the wall body, an escape cavity is formed between the curtain wall body and the wall body, a first escape supporting frame is arranged on one side of the wall body, a second escape supporting frame is arranged on one side of the first escape supporting frame, and top seats are arranged at one end of the first escape supporting frame and one end of the second escape supporting frame. The top seat is arranged on the first escape supporting frame and the second escape supporting frame, the top seat, the first escape supporting frame and the second escape supporting frame are of an integrated structure, an escape rope groove is formed in one side of the top seat, the escape rope groove, the first escape supporting frame and the second escape supporting frame are of an integrated structure, and escape ropes are arranged at the lower end of the first escape supporting frame and the lower end of the second escape supporting frame. And a lower sliding rope is arranged at one end of the escape rope.

The invention discloses sewage recycling treatment equipment for municipal construction. The sewage recycling treatment equipment comprises a base, a sewage treatment equipment body is fixedly mounted above the base, and a water inlet pipe is fixedly mounted at the upper end of the sewage treatment equipment body. The equipment is provided with a second motor and pressure sensors. The second motor is movably connected with a first baffle through a rotating shaft, the second motor can drive the first baffle to rotate, the first baffle and a second baffle can control falling of a flocculating agent and a coagulant aid in a reagent box, and the pressure sensors are fixedly installed on the left side and the right side of the lower portion of a bottom plate. The weight of reagents above the bottom plate can be measured in real time through the pressure sensors, the falling weight of the flocculating agent and the coagulant aid can be calculated by adopting a method of subtracting the weight at the moment from the initial weight, and the process of automatically adding the reagent can be completed through the second motor and the pressure sensors, so that the trouble of manually adding the reagent is avoided, and the sewage treatment efficiency is improved.

The open type double-column fixed type press machine comprises a machine body, an electric sliding table and a material plate, the base is arranged at the bottom end of the machine body, a waste box is installed on the base, an alarm is arranged on one side wall of the machine body, and two hydraulic machines are installed on one side of the top end of the machine body. The device has the beneficial effects that through the arrangement of an electric sliding table, an electric sliding rail, an electric telescopic rod, a limiting clamp and a rubber pad, materials can be automatically clamped and limited, the materials are prevented from shaking and shifting during machining, and therefore the machining precision of the materials is improved, through the arrangement of a fixing frame, the electric sliding rail and a material plate, the conveyed materials can be automatically placed, and the machining efficiency is improved. And manual carrying is not needed, so that the machining efficiency of the press machine is greatly improved.