4519results about How to "Improve transportation efficiency" patented technology

An ion implantation device and a method of manufacturing a semiconductor device is described, wherein ionized boron hydride molecular clusters are implanted to form P-type transistor structures. For example, in the fabrication of Complementary Metal-Oxide Semiconductor (CMOS) devices, the clusters are implanted to provide P-type doping for Source and Drain structures and for Polygates; these doping steps are critical to the formation of PMOS transistors. The molecular cluster ions have the chemical form B_nH_x⁺ and B_nH_x⁻ where 10

The invention discloses a transportation fixing device for an electricity meter and relates to the technical field of electric equipment. The transportation fixing device comprises an outer frame. A bottom plate is fixedly connected to the bottom of the inner wall of the outer frame. Bases are fixedly connected to the two sides of the top of the bottom plate. One sides of the two bases are rotationally connected with connecting rods. Top seats are fixedly connected to the top ends of the connecting rods. A top plate is connected to the tops of the top seats in a sliding manner. By means of the transportation fixing device for the electricity meter, the purpose of buffering the bottom of the electricity meter is achieved, the phenomenon that the electricity meter is damaged due to vibration in the transportation process is prevented, property losses are avoided, the electricity meter is better protected, the transporting efficiency is improved, the transporting cost is saved, the phenomenon that the electricity meter is impacted in the re-transportation process is avoided, damage to the electricity meter is avoided, the measuring precision of the electricity meter is ensured, later-period use is facilitated, and the phenomenon that the precision of the electricity meter goes wrong due to errors is avoided.

The invention discloses an AGV transport system based on vision guidance and a driving control method thereof. The AGV transport system comprises a GPS positioning module used for obtaining the absolute position and course information of an AGV; a visual perception positioning module used for recognizing ground lane lines and laid visual markers and obtaining the spatial position relations of the lane lines and the visual markers relative to a visual sensor and high-precision positioning information of the AGV; a laser radar perception module used for recognizing the position, the motion state and shape information of an obstacle in a short distance range in front of the AGV; a data fusion module used for obtaining fusion data; and a route planning module used for performing positioning and route planning on the AGV according to the fusion data and a known navigation electronic map and providing a positioning and route planning result to a vehicle control system. According to the system and the driving control method thereof, the cost is low, the precision is high, stability, safety and reliability are achieved, and the automation of the transport of port containers can be realized.

The invention relates to a method for designing gaps of end straight sections of diagonal few-leaf main springs and auxiliary springs, and belongs to the technical field of suspension steel plate springs. The method includes determining endpoint deformation coefficients of the various main springs and deformation coefficients G<x-CD> of contact points of the end straight sections of the N main springs and the auxiliary springs according to structure sizes and elastic modulus of the various diagonal variable-section main springs; acquiring endpoint force F<N> of the N main springs according to acting load of the auxiliary springs and the endpoint deformation coefficients of the various main springs; designing the main and auxiliary spring gaps between contact points of the end straight sections of the main springs and the auxiliary springs according to the thicknesses h<2> of roots of the N main springs, the endpoint force F<N> and the deformation coefficients G<x-CD>. The method has the advantages that as known from simulation verification, design values of the gaps of the end straight sections of the diagonal few-leaf variable-section main springs and the auxiliary springs can be accurately and reliably obtained by the aid of the method, and accordingly the product design level and performance and the vehicle ride comfort can be improved; the design and experiment costs can be reduced, and the product development speeds can be increased.

An ion implantation device and a method of manufacturing a semiconductor device is described, wherein ionized carborane cluster ions are implanted into semiconductor substrates to perform doping of the substrate. The carborane cluster ions have the chemical form C₂B₁₀H_x⁺, C₂B₈H_x⁺ and C₄B₁₈H_x⁺and are formed from carborane cluster molecules of the form C₂B₁₀H₁₂ ,C₂B₈H₁₀ and C₄B₁₈H₂₂ The use of such carborane molecular clusters results in higher doping concentrations at lower implant energy to provide high dose low energy implants. In accordance with one aspect of the invention, the carborane cluster molecules may be ionized by direct electron impact ionization or by way of a plasma.

The invention relates to a method for designing few-leaf oblique line type variable-section main springs in the gaps between oblique line segments and an auxiliary spring, and belongs to the technical field of suspension steel plate springs. According to the structural sizes and the elasticity moduli of the oblique line type variable-section main springs, the endpoint deformation coefficient Gx-Di of each main spring and the deformation coefficient Gx-BC of the Nth main spring at the contact point of the corresponding oblique line segment and the auxiliary spring are determined first; then, according to the required auxiliary spring acting load design value and the endpoint deformation coefficient Gx-Di of each main spring, endpoint force FN of the Nth main spring is obtained; then, according to the thickness h of the root straight section of the Nth main spring, the Gx-BC and the FN, main spring and auxiliary spring gaps between the oblique line segment of the main springs and the contact point of the auxiliary spring are designed. Through simulation verification, it can be known that the main and auxiliary spring gap design value meeting the auxiliary spring acting load requirement can be obtained by means of the method, and the product design level, product performance and vehicle smoothness are improved. Meanwhile, design and testing cost is reduced, and product development speed is increased.

The invention relates to a combined lightweight steel structure building and an assembling method thereof. The combined lightweight steel structure building comprises ground beams, angular upright posts, upright posts, ring beams, sandwich panels, a roof, staircases, doors and windows. The key technical points of the combined lightweight steel structure building are as follows: a plurality of floor bottom girders in parallel are arranged on the ground; four ground beams are arranged on the circumference of each floor bottom girder in turn; bolt fastening sheets which are connected with the ground beams and the ring beams are arranged on joints of upper ends and lower ends of each angular upright post and each upright post respectively; limit baffle plates of wall panels are arranged on angular upright posts and upright posts near the outside of the building; bolt fastening limit treadle bars of the wall panels are arranged on upright posts near the inside of the building; the wall panels comprise wall panels provided with door bodies or wall panels provided with window bodies; metal section supporting layers which are suitable to be connected with balcony bottom girders or/and corridor bottom girders are uniformly distributed between two adjacent floors; metal floor slabs are laid on the metal section supporting layers; and the roof is as follows: a waterproof ridge section is arranged on the upper part of a ridge main girder; the edge of a roof slab is embedded into the ridge section; and a roof slab slot section provided with a drainage channel is arranged on the upper part of a ramp beam of the roof.

Microfluidic biofuel cells comprising a bioanode and/or a biocathode are formed using microfluidic principles and soft lithography. The enzymes utilized in the redox reactions at the bioanode and/or the biocathode are stabilized in a micellar or inverted micellar structure. The biofuel cell is used to produce high power densities.

A container is provided with a liquid container for containing a liquid and a liquid supply for discharging the liquid of the liquid container. An electronic component is allowed to store data concerning the liquid contained and exchange data with an external device. A takeout step is to take the electronic component out of the liquid cartridge spent. A screening step is to screen out a reusable electronic component out of the electronic components removed. An attaching step is to attach the electronic component screened, in a new container for the liquid cartridge. A write step is to cause the electronic component to store new information.

The invention discloses a heavy duty stacker for containers. The heavy duty stacker comprises a stacker frame, a safety protection device, a loading platform, a container hooking and taking device, a lifting device, an operation driving device and an electrical control device, wherein the stacker frame comprises four upright posts, an upper cross beam and a lower cross beam; the safety protection device comprises a cargo state detection device, a broken rope protection device, a power outage protection device, a travel speed-limiting device, a detection and positioning device and a progression speed reduction, walking emergency stop and retreat speed reduction switch; the container hooking and taking device comprises a lower fork, a middle fork, an upper fork and a hooking and taking driving mechanism composed of a normally closed electromagnetic braking motor, a chain wheel and a chain; the lifting device comprises a speed reduction motor, a pulley group, a steel wire rope reel, an encoder and a steel wire rope; and the operation driving device comprises a motor, a driving wheel, a driven wheel and an encoder. The heavy duty stacker is reasonable in structural design, strong in operability, good in safety performance and good in stable performance, and can meet the loading demand of large containers at ports and docks, and be convenient for popularization.

The a cathode-arc source of metal plasma with filtration, used, in particular, for deposition of DLC, utilizes the effect of fast ions reflection from the Hall stratum in a transversal arched magnetic field to filtrate vacuum arc plasma arc from contaminating macroparticles and vapor. Various embodiments for producing maximal plasma flux at the source outlet, in particular, a pulse source with more the one cathode units for deposition of coating inside pipes/cavities, for deposition of coating in a stationary/quasi-stationary condition are offered. The cathode is made of a consumable material and is exposed to poles of magnets on both ends of cathode for creating a transversal magnetic field of an arched configuration in a discharge gap between the cathode and the anode. The anode geometry adequate to the mechanism of the arc current passage through a transversal magnetic field is offered. To avoid longitudinal and transverse short circuits of the current layer, an installation of non-conducting surfaces at ends or sectioned shields under a floating potential at the cathode sides is provided. The method of creating the Hall stratum in said transversal magnetic field of arched configuration is offered.

The invention discloses a transportation route calculation system and method. The method comprises: storing location and commodity information of each warehouse in a database; a search module searching all warehouses storing commodities according to the commodity information in an order; a route calculation module taking the searched warehouse location as a transportation starting point, taking a receiving location of the order commodities as a transportation destination, and calculating a transportation route from all transportation starting points to transportation destinations; a route value calculation module calculating a route value of each transportation route according to a preset first weight calculating rule; and an optimal transportation route determination module comparing the route value of each transportation route to determine an optimal transportation route. According to the scheme of the present invention, the commodities can be sent to users in the shortest time, and the transportation efficiency is improved.

The invention relates to a method for checking a useful load of auxiliary springs of a non-end contact diagonal primary and auxiliary spring, and belongs to the technical field of suspension steel plate springs. The method comprises the following steps: firstly, determining an endpoint deformation coefficient and the half rigidity of each main spring, as well as a deformation coefficient Gx-CB of the contact point between an Nth main spring and the auxiliary spring at an oblique line segment according to a structural dimension and an elastic modulus of the diagonal variable cross-section main spring with non-isostructural end parts; then, checking the useful load of the auxiliary springs of the non-end contact few-leaf diagonal variable cross-section main and auxiliary spring according to the thicknesses of root straight sections of the main springs, Gx-CB of the Nth main spring, the half rigidity of each main spring and a design value of the clearance Delta between the main springs and the auxiliary springs. The simulated verification shows that an accurate checking value of the useful load of the auxiliary springs of the non-end contact diagonal main and auxiliary spring can be obtained by using the method, the design level and performance of products are improved, the vehicle running smoothness is improved, meanwhile, the design, manufacturing and test costs are reduced, and the product development speed is increased.

The invention provides a running speed control method of a combined train. The method comprises following steps: A, the present distance between the train and an object is confirmed; B. the present safe braking distance between the train and the object is calculated; C, when the present distance between the train and the object is judged to be smaller than the safe stopping distance, a braking mode curve is generated to perform braking. By adopting the method, the speed of the combined train can be controlled in real time on a whole rail way, and the signaling security of the transportation of the train can be improved.

The invention relates to a tube segment shipping and trolley towing integrated device of a shield machine, belonging to the technical field of tunneling equipment. The integrated device comprises a two-track beam, a pair of electric hoists mounted under the two-track beam, a travelling trolley towing the electric hoists to travel and a connecting frame; the connecting frame is mounted on the two-track beam; the two-track beam is mounted between a traveling beam of a tube segment assembling machine and a first-section trolley of a back affiliated system; the front-station working end and the back-station working end of the two-track beam are horizontal beams, and a middle part of the two-track beam is an tilted beam; the front end of the two-track beam is lower than the back end of the two-track beam; the connecting frame is a truss structure; the left side and the right side of the connecting frame are respectively connected with the two beams of the two-track beam; the front end of the connecting frame is movably connected with the traveling beam of the tube segment assembling machine; and the back end of the connecting frame is connected with the first-section trolley of the back affiliated system through a pin shaft. The tube segment shipping and trolley towing integrated device of the shield machine provided by the invention has a simple structure, the bearing strength is enhanced under the premise of not increasing the weight, the shipping efficiency is high, the labor intensity for workers is lowered, and the cost and the failure rate of equipment are lowered.

The invention provides a movable rack cordless circular vertical lifting mechanism. In order to solve the technical problems that an existing multi-car circular elevator is complex in structure and huge in size, a horizontal stop lift shaft needs to be arranged, a car runs unidirectionally, the number of circular paths is small, stiffness requirements are high, so that the existing multi-car circular elevator is heavy, the required powder is high, the occupied space is large, running is not smooth, and the practicability is low, the movable rack cordless circular vertical lifting mechanism comprises a horizontal rotation machine frame which is rotationally matched to a fixing shaft, a vertical rail, namely a rotational vertical rail, is arranged on the outer surface of the horizontal rotation machine frame, and the rotational vertical rail drives a movable rack to move along the rotational vertical rail through a driving device; the movable rack moves along the rotational vertical rail and horizontally rotates along the horizontal rotation machine frame, so that movable rack cordless circular vertical lifting is achieved. The mechanism is simple and compact in structure, good in performance, reliable, safe and practical, the horizontal stop lift shaft or a vertical stop lift shaft or a horizontal driving device does not need to be specially arranged, the number of the circular paths is large, the flexibility is timely, and the application range is wide.