85results about How to "No drop phenomenon" patented technology

The invention relates to a through-silicon-via forming method and a chip with a through-silicon-via. The through-silicon-via forming method includes the steps: S1 forming a through hole in a silicon wafer; S2 forming an insulating layer on the wall of the through hole; S3 forming a diffusion barrier layer on the insulating layer; S4 forming a seed crystal layer on the diffusion barrier layer; S5 forming a conductor layer on the seed crystal layer, wherein the step S3 includes injecting first materials into the lower portion of the surface of the insulating layer by ion injection to form a first ion injection layer, and the step S4 includes injecting second materials into the lower portion of the surface of the diffusion barrier layer by ion injection to form a second ion injection layer.

The invention provides a pneumatic vacuum front and rear overturn sucking disc machine and application equipment thereof. The application equipment comprises two parts, namely a hanging part and a pneumatic vacuum sucking disc machine, wherein the hanging part is an upright-type or wall-type cantilever crane, and a sliding trolley slides in an Omega rail in a hanging mode; in the pneumatic vacuum sucking disc machine, the flexible function of two cylinders and the mechanical cooperation of a mechanical shaft are used for the machine to lift, stand, lie and overturn; according to the characteristics of high efficiency and stability of a vacuum generator, in the flow control conversion of a scavenging valve, a check valve and a pneumatic control element, vacuum pressure causes the machine to instantaneously generate vacuum pressure to adsorb plates; and the sucking disc machine is hung on the sliding trolley in a hanger rail to cooperate with the cantilever crane to rotate, so that a user can rise, translate and rotate vertically to the plane as well as convey and produce horizontal overturn adsorbing plates within the radius diameter of 270 degrees.

The invention relates to a friction-reduction and antiwear solid lubrication material and a preparation method thereof. The method includes: firstly pretreating friction-reduction and antiwear materials composing the solid lubrication material, taking 6-15 parts of treated graphite and/or molybdenum disulfide, 0.05-0.1 part of treated graphene oxide, 1-5 parts of treated carbon fiber, 0.1-1 part of treated TiO2 particle, 30-70 parts of treated polyamideimide resin with a mass concentration of 30%, 0.1-0.8 part of treated polypropylene glycol modified polysiloxane with a molecular weight of 500-800, and 0.1-0.8 part of treated double-effect active polysiloxane, adding the materials into a planetary ball mill to conduct high speed grinding for 40min to promote reaction of the surface functional groups each particle with the isocyanate or amide group in the polyamideimide resin so as to form a covalent bond or secondary bond, and then carrying out filtering with a 100mesh filter screen, thus obtaining the friction-reduction and antiwear solid lubrication material.

The invention relates to a low-cost and high-efficiency converter fettling process, and belongs to a smelting production technology of a converter. The method comprises the following steps: adding a magnesian slagging material when a converter starts for blowing by 2 minutes according to the adding amount of 30 kg/t, and stopping adding iron-containing slag materials 3 minutes before a final blowing point; and wagging the converter till the inclination angle is 60 to 70 degrees according to a slag supplementing large-area part, adding prepared fettling bricks into the converter according to a proportion of 200 to 300 pieces of fettling bricks in 80 tonnage of the converter, rotating the converter along small amplitude when the fettling bricks are added, backwards slowly wagging the converter to enable the fettling bricks to be fully mixed with furnace slag after a waste steel pipe is extracted out of the converter, then wagging the converter till the inclination angle is 85 to 95 degrees, standing for 35 to 45 minutes to enable the viscosity of the furnace slag to be increased, wrapping the fettling bricks, and attaching the fettling bricks to a furnace lining. According to the low-cost and high-efficiency converter fettling process, the after-fettling sintering time is shortened by 20 minutes, and the converter working efficiency is improved; the fettling bricks can prolong the use time by 8 hours, and no phenomenon of falling of the fettling bricks is caused; the use amounts of the fettling bricks, large-area fabrics and gunning mixes is reduced; and safety accidents caused by falling of the fettling bricks are reduced.

The invention provides a method for preparing underwear with an antibacterial effect by utilizing an electrostatic spinning method. The method comprises the following steps: preparing hydrophobicallymodified chitosan by adopting chitosan; dissolving a natural antibacterial agent into the chitosan solution, and crosslinking glutaraldehyde to obtain a hydrophobically modified chitosan coated natural antibacterial agent; adding carboxymethyl chitosan and hydrazine hydrate into silver nitrate, and obtaining a nano-silver antibacterial solution; dispersing the hydrophobic modified chitosan coatednatural antibacterial agent and the nano-silver antibacterial solution into a high-molecular polymer solution, and defoaming to obtain a nano-antibacterial spinning solution; adding the nano-antibacterial spinning solution into electrostatic spinning, and electrospinning a composite nano-antibacterial fiber layer on the surface of the base cloth layer; obtaining the underwear fabric with the antibacterial effect through a hot pressing process; and preparing the underwear with the antibacterial effect. The silver and a natural antibacterial agent are processed into nanofibers and rapidly embedded into the fabric, multiple antibacterial materials are compounded into the nano antibacterial fibers at a time, and the nano antibacterial fibers have high porosity and high specific surface area and bring air and moisture permeability and antibacterial effects.

The invention relates to electric power distribution cabinet installation equipment, which comprises a rotating device, two fixing devices, an adjusting device and a dual-purpose limiting device, wherein the two fixing devices are installed at the left and right ends of the rotating device, the lower end of the rotating device is provided with the adjusting device, and the dual-purpose limiting device is installed at the lower end of the adjusting device. The electric power distribution cabinet installation equipment can solve the difficulties that screws need to be screwed down by means of corresponding screw drivers in the existing installation of the screws on a power distribution cabinet, the screws needs to be places to operating holes during installation, then the staff screws down the screws for installation by means of tools, the screws are likely to fall off during manual installation because the screws are small, the staff needs to employ the corresponding tool to operate when installing outer hexagonal screws and inner hexagonal screws of different specifications, a large number of the tools are inconvenient to carry by the staff, the time consumed in the process is long, the labor intensity is large, the efficiency is low and the like, and can achieve the functions of performing targeted limiting and automatic screwing-down on the screws of different specifications.

The invention provides a nano-antibacterial fiber compounded underpants fabric and a preparation method thereof. The preparation method comprises the specific steps of: adding a molecular sieve into asilver nitrate solution, performing standing adsorption after even mixing, and obtaining a nano-silver loaded molecular sieve after filtering, drying and roasting are conducted; dispersing the nano-silver loaded molecular sieve in a high-molecular polymer solution, and performing defoaming to obtain a nano antibacterial spinning solution; adding the nano-antibacterial spinning solution into a liquid storage mechanism of electrostatic spinning equipment, taking the base cloth layer as a spinning collection mechanism for electrostatic spinning, and directly electrospinning a composite nano-antibacterial fiber layer on the surface of the base cloth layer by using the electrostatic spinning equipment; compounding the fabric layer on the outer surface of the nano-antibacterial fiber layer by adopting a hot pressing process to obtain the underpants fabric compounded with the nano-antibacterial fibers. Silver and graphene are processed into nanofibers and quickly embedded into the fabric, multiple antibacterial materials are compounded into the nano antibacterial fibers at a time, and the nano antibacterial fibers have high porosity and high specific surface area and bring air and moisture permeability and antibacterial effects.

The invention relates to the field of a device for stripping cable insulation or armoring, in particular to a cable stripping device comprising a fixing seat I, a fixing seat II and a stripper. The fixing seat II is fixed on the fixing seat I. A through hole is arranged in the fixing seat II. Threaded holes are symmetrically arranged on both sides of the through hole. The threaded holes and the through hole communicate with each other and are perpendicular to each other. The stripper has a column structure and one end of the stripper is cone-shaped and is screw-connected with the fixing seat II. The cable stripping device of the invention can be used as a separate manual stripping device, or can be combined with other parts as an electric stripping device; when the cable stripping device of the invention is used as a manual stripping device, no misoperation or the drop of the stripping device will occur, causing no harm to an operator; and when combined with other devices as an electric stripping device, the cable stripping device of the invention has a simple operation and a high stripping efficiency.

The invention discloses an LED point-source lamp. According to the technical scheme, the LED point-source lamp is characterized by comprising a lamp shell clamped to a decorative aluminum groove; a lamp base is arranged in the lamp shell; a light source board is arranged in a confined space between the lamp shell and the lamp base; the lamp base is provided with a wire and power male pins; the light source board is provided with power female grooves matched with the power male pins to allow the power male pins to be plugged in; when the power male pins are plugged into the power female grooves, the wire is in circuit connection with the light source board. Through structure sealing watertightness and pierced micropressure conductivity, the production efficiency of the LED point-source lampis improved, and the cost of the LED point-source lamp is reduced.

The invention relates to a preparation method and a preparation device of a microsphere probe. The preparation method comprises the following steps: firstly, preparing a glass slide with microspheresand UV glue drops; arranging a glass slide with microspheres and UV glue drops and a probe cantilever up and down; controlling the tip of the probe cantilever to touch the UV glue drops, separating the glass slide from the probe cantilever, controlling the single dispersed microsphere particles on the glass slide to be in contact with the UV glue drops at the ideal position on the probe cantilever, finally separating the glass slide from the probe cantilever again, and curing the UV glue to obtain the microsphere probe. The preparation device comprises an optical microscope, a glass slide I, amanual three-axis combined table, a probe fixing device and a UV curing lamp. The method is simple and convenient to operate, the device is simple in structure, and the problems that in the prior art, a microsphere probe preparation method is complex in operation, low in preparation success rate, uncontrollable in probe cantilever tip glue content and microsphere position, high in platform building cost and the like are effectively solved.

The invention relates to the field of board production, and particularly discloses a corrugated board stacking device. The corrugated board stacking device comprises a PLC control system, at least oneportal frame and a board overturning machine, wherein a pulley is arranged on each portal frame; a suction cup lifting rod is arranged on each pulley, and the lower end of each suction cup lifting rod is fixed to a suction cup rack; a plurality of suction cups are arranged on the suction cup rack; a buffering rod is arranged at one side of the suction cup rack; a deceleration travel switch and adescending stopping travel switch are sequentially arranged at the upper part of the buffering rod; the board overturning machine comprises a rack; a plurality of synchronous conveyor belts which canmove up and down, a plurality of U-shaped fork arms which can be overturned by 180 degrees, and a plurality of rotatable dragging chains are sequentially arranged on the rack; the synchronous conveyor belts and board conveying roller beds are arranged at intervals; the U-shaped fork arms are positioned at the tail ends of the synchronous conveyor belts; the opening starting positions of the U-shaped fork arms face the synchronous conveyor belts; and the dragging chains are positioned at the tail end of the rack. According to the corrugated board stacking device, manual operation is replaced by mechanical operation, so that the working efficiency is improved.

The invention relates to a medicine bottle turning mechanism, which includes a motor, a rotating shaft, a guide rod, a telescopic rod, a fixing assembly and a driving assembly. One end of the rotating shaft is connected to the motor through a rotating joint. The assembly includes a cylindrical main body and an airbag cavity arranged in the main body. The airbag cavity is provided with an airbag. One side of the airbag cavity is provided with a strip-shaped hole that allows the airbag to enter and exit freely. The main body, telescopic rod, guide rod and rotating shaft are all hollow. , the drive assembly includes a cylinder and a drive rod. The medicine bottle overturning mechanism has simple structure, ingenious design, and low manufacturing cost. After its fixing component is inserted into the bottle, it can fit closely with the bottle body through the air bag arranged in the main body, thereby stabilizing the bottle body and making the medicine bottle turn over. The bottle will not fall during the turning process, which not only improves the production efficiency, but also ensures the reliability of the equipment.

The embodiment of the invention provides a multi-legged robot load balancing method and device and a multi-legged robot. The method comprises the steps that the current position and speed of goods on a trunk are obtained through a force sensor arranged on the trunk; according to the current position and speed of the goods, an expected posture required by the trunk when the goods reaches balance is solved through a feedback control law; according to the expected posture of the trunk, the expected position of a virtual joint is determined, and according to the expected position, the joint torque needed by a real joint is calculated based on a full-dynamics control algorithm of the robot; and the calculated joint torque is sent to the corresponding real joint, so that the trunk reaches the expected posture. According to the method, the aim that the multi-legged robot actively balances the goods can be fundamentally achieved, in the goods transportation process, the goods do not need to be specially fixed, balance control can be carried out only by placing the goods near the expected position, and balance of the goods can be guaranteed even in the rapid walking process.

The invention relates to the technical field of hardware products, in particular to a front strap type portable hardware tool storage box for overhead operation. The front strap type portable hardware tool storage box comprises a storage box body comprising a rectangular main box. The left side of the rectangular main box is provided with a cavity box A and a cavity box B, a metal part cavity box is arranged in the middle of the rectangular main box, and the right side of the rectangular main box is provided with a cavity box C and a cavity box D. A nonmetallic part cavity box is arranged on the front portion of the metal part cavity box. The cavity box A and the cavity box B are respectively provided with a transparent cavity box cover A and a transparent cavity box cover B, and the left side and the right side of the transparent cavity box cover A and the transparent cavity box cover B are respectively provided with a reset spring A and a reset spring B. The portable hardware tool storage box is fixed on the human body via a front strap and provided with several tool cavity boxes with the reset springs and the transparent covers, so that tools can be taken and stored conveniently and cannot fall from the overhead, mounting and maintenance of professional maintenance operators are greatly facilitated, and mounting and maintenance efficiency is improved.

The invention discloses a building outer glass curtain wall splicing device which comprises a walking trolley, a lift, an operation platform, a guardrail, a lifting device, a mechanical arm and a glass suction device. Power is provided for the whole device through the walking trolley, and installation positions are provided for other part through the walking trolley. The lift is equivalent to a first-stage height adjusting device, the glass suction device sucks glass, then the lift is turned on to convey the glass and an operator to a certain height, and then the operator adjusts the lifting device and the mechanical arm on the operation platform to install and splice the glass. The lifting device is equivalent to a second height adjusting device, the mechanical arm is installed on the lifting device, the installation position of the glass is aligned by operating the lifting device and the mechanical arm, and therefore splicing of a building outer wall glass curtain wall is completed.

The invention relates to a power distribution cabinet assembling machine which comprises an adjusting device and a dual-purpose limiting device, wherein the dual-purpose limiting device is mounted atthe lower end of the adjusting device. The power distribution cabinet assembling machine provided by the invention can solve the problems that when screws are mounted on the power distribution cabinetat present, the screws need to be screwed up with corresponding screw drivers, the screws are commonly placed in work holes if being mounted, personnel screws up and mount the screws by means of tools then, as the screws are small, the screws may fall if being mounted manually, and when hex screws of different specifications are mounted, personnel works by means of corresponding tools, the consumed time in the process is long, the labor intensity is great and the efficiency is low and the like. The power distribution cabinet assembling machine can achieve a function of limiting the hex screwsof different specifications in a targeted manner without mounting the screws manually, so that the condition that the screws fall is avoided, the consumed time is short, and the power distribution cabinet assembling machine has the advantages of being simple to operate, small in labor intensity, high in work efficiency and the like.

The invention, which relates to the field of toys or teaching aids, discloses an assembly for assembling Chinese characters. A character assembling module comprises an L-shaped character assembling module (100) and a V-shaped character assembling module (200) with two extending directions, a T-shaped character assembling module (300), a Chinese character "bu"-shaped character assembling module (400) and a herringbone character assembling module (500) with thee extending directions, an X-shaped character assembling module (600) with four extending directions, a Chinese-character-"cai"-shaped character assembling module (700) and a Chinese-character-"da"-shaped character assembling module (800) with five extending directions, and a Chinese-character-"mu"-shaped character assembling module (900) with six extending directions. With the character assembling modules and extending pieces, all Chinese characters can be formed basically and the assembled Chinese characters do not need to be fixed through connecting pieces. And meanwhile, each Chinese character assembling module can be used as an independent toy and can also be used as an assembling connecting point to cooperate with otherassembling modules and extension pieces to form characters.