10253results about How to "Simple structural design" patented technology

The invention discloses an automatic-navigation crawler-type mobile fruit picking robot which comprises a mechanical execution system and a control system and is characterized in that the mechanical execution system comprises an intelligent movable platform, a fruit picking mechanical arm and a two-finger type manipulator, wherein the intelligent movable platform comprises two crawler assemblies, an experimental facility fixing rack, a supporting stand column, a cross beam, a speed reducer and the like; and the control system comprises an industrial personal computer, a motion control card, a data collecting card, an image collecting card, an encoder, a GPS (global position system), a monocular zooming camera assembly, a binocular camera, a laser ranging sensor, a control circuit and the like. The automatic-navigation crawler-type mobile fruit picking robot integrates the fruit picking mechanical arm, the two-finger type manipulator, the intelligent movable platform and the sensor system, integrates multiple key technologies such as fruit identification, motion of the picking mechanical arm, grabbing of a tail-end executer, automatic navigation and obstacle avoidance of the movable platform, and the like, and really realizes automatic and humanized fruit picking.

Inertial Measurement Units based on integrated designs to reduce alignment and assembly costs. Integration also leads to performance improvement, increased miniaturization and simplification as well as reduced cost. Also disclosed are gyroscopes and accelerometers that are identical, yet by their mechanization, can be made to act as separate sensors. Miniaturization and simplification is improved by combining instruments that can share a common member. Savings in space and complexity are also possible in the electronics when elements are shared.

The invention relates to an air-fryer oven, aiming at solving the technical problems in the existing congeneric products such as the poor, structural design of the rotating cage of side-door oven, theinability of using rotating cage and the oil filter net at the same time, the poor effect of cold and hot air circulation, and the convenient disassembling and cleaning of the side door. A shell dooris arranged at the opening of one side of the machine body of the oven, inner brackets are arranged on the inner walls of the three sides of the cover shell body, support frames are symmetrically arranged at the front opening of the inner brackets, a base shell and an inner bottom plate are arranged at the bottom inside the cover shell body, and a rotating cage is arranged in the machine body; The air-fryer oven is characterized in that a belt motor is arranged on the top inner cover of one side of the front opening of the cover shell body, the belt motor on one side of the top inner cover isconnected with a belt pulley on one side of the central shaft of the rotating cage through a belt, the other side of the central shaft is fixedly buckled on a first shaft block of the inner wall of the inner bracket, the center shaft of the rotating cage is arranged at the end cover at two sides of the rotating cage, the rotating cage is provided with a rotating cage door, the shell door is buckled and hinged with the base shell through a sliding buckle, the inner wall of the inner bracket is provided with a lighting lamp, and the hot air in the machine body is circulated through the shell door.

A method of producing a laminated core of a stator of an electric motor, includes at least one laminated core of a stator formed by stacked sheet-metal laminates, which have mechanical individual poles and of poles connected in the circumferential direction of the stator, at least one pole shank and at least one pole shoe facing a rotor. The sheet-metal laminates are configured with indentations and protrusions and, as a result, the sheet-metal laminates form the laminated core of the stator by interengagement of the indentations and protrusions. The mechanical poles of the laminated core of the stator have windings, and webs are provided between the poles to connect the connected mechanical poles in the circumferential direction. The axial set-up of the sheet-metal laminates of the laminated core of the stator has a predeterminable alternating succession of poles with a connecting web and poles without a connecting web.

A capacitive micromachined ultrasonic transducer (CMUT) includes a structured membrane which possesses improved frequency response characteristics. Some embodiments provide CMUTs which include a substrate, a first electrode, a second movable electrode, and a structured membrane. The movable second electrode is spaced apart from the first electrode and is coupled to the structured membrane. The structured membrane is shaped to possess a selected resonant frequency or an optimized frequency response. The structured membrane can include a plate and a beam coupled to the plate such that the resonant frequency of the structured membrane is greater than the resonant frequency of the plate. Furthermore, the ratio of the resonant frequency of the structured membrane over the mass of the structured membrane can be greater than the ratio of the resonant frequency of the plate over the mass of the plate. In some embodiments, the CMUT is an embedded spring ESCMUT.

The invention is a rain-fall dust-fall time-sharing multi-function automatic sampler, including the box, the collection cup, the control circuit and the support. The said box is cylindrical; the top of the box has closed shelter, and closing to the shelter edge, embedded a cylinder-shaped collection mouth, and in the box side wall, there is a door which can open and close; in the center of the box, there is also a rotating tray driven by the driven machine, and above the rotating tray, uniformly setting up many collection cup seat along the circumference, in the collection cup seat, placed the collection cup which can be taken out; and the said collection cup seat center radius of rotation is the same as the collection mouth upper lid radius atop the box. The invention uses rain sensor to automatically continuous collect rain water during the rain. When closed the rain controller, it can automatically collect atmospheric samples for different time. The sampler can completely meet the monitoring needs of atmospheric, hydrological, meteorological departments.

The invention relates to a large plate installation mechanical arm which is characterized by comprising a three-freedom-degree parallel-connection rotating platform module, a three-freedom-degree series-connection moving module installed above the three-freedom-degree parallel-connection rotating platform module, and an end effector module connected with the three-freedom-degree parallel-connection rotating platform module. The three-freedom-degree parallel-connection rotating platform module comprises a static platform and a mobile platform; centers of the static platform and the mobile platform are provided with a constraining branched chain and three rotating branched chains which are arranged at three vertexes of an equilateral triangle which takes the constraining branched chain as a centroid. The three-freedom-degree series-connection moving module comprises a Y-axis sliding pair, an X-axis sliding pair and an X-axis rotating pair which adopts a four-bar linkage in a parallelogram shape; and the end effector module comprises a sucker frame fixed on a Z-axis sliding platform frame and four vacuum suckers evenly distributed and installed at the four corners of the sucker frame.

The invention comprises: a motherboard circuit processor unit, a power and charging management circuit, a walk driving circuit, a grass-cutting driving circuit, a remote receiving circuit, an infrared detection circuit, a virtual line detecting circuit, a filter circuit, a hit processing circuit, a remote controller circuit. The motherboard processor unit is connected to the other circuits via each functional pin; the walk driving circuit is used for controlling the direction and speed of the mowing motor; the grass-cutting driving circuit is used for turn on or off the mowing motor; the infrared circuit uses a infrared transmitting tube and receiving tube to collect signals; the virtual line detecting circuit is used for converting the electromagnetic field signal produced by the virtual line into the electric signal; the filter circuit is used for filtering the virtual line signal.

The invention discloses a freezing wind tunnel realization method. Test airflow in the wind tunnel is directly cooled by low-temperature refrigeration gas, moisture in the humid test gas is condensed into liquid drops, and the low-temperature water mist environment required by a freezing test is obtained. The low-temperature refrigeration gas is simultaneously used for lowering the test model surface temperature so as to obtain different parameter combinations among the test airflow temperature, and the liquid drop particle diameter distribution and the model surface temperature to obtain different ice types on the model. The freezing wind tunnel system for realizing the method comprises a fan, a low-temperature gas sprinkling system and a model cooling system, wherein the low-temperature gas sprinkling system is installed on the upper stream of a wind tunnel test section so as to inject low-temperature gas into the test airflow; and the model cooling system is connected with the test model to enable the test model to obtain lower surface temperature. The direct-cooling freezing wind tunnel realization system is higher in heat exchange efficiency, and is simplified in structure, so that not only can direct-cooling freezing wind tunnel realization system be used for a direct-current wind tunnel and a backflow-type wind tunnel and also can be used for transforming the conventional wind tunnel into the freezing wind tunnel.

The invention discloses a OSD controller of images integrated on a video processing chip, which is composed of a bitmap data decompression module, a memory operation control module, a programmable colour mapping module, a OSD image scaling module, an image display management module, a register operation management module and a MCU interface module; through one of serial I2C and parallel work modules provided by the MCU interface module, setting display parameters and operation parameters of the register operation management module, thereby controlling storage, display of OSD data and reading status of the OSD controller; according to setting parameters of the OSD controller, the OSD image display management module controlls the superposition mode of multilayer image OSD data, the mixed mode of OSD images and original video signals, dispaly window size of OSD images and display characteristics, etc.; utilizing off-chip SDRAM as a dispaly memory of image data, utilizing on-chip double port RAM as a control memory of image operation, being convenient to integrate and share resoure with the video processing system.

The invention discloses a screen printing device for solar batteries. The screen printing device comprises a printing scraper, an auxiliary scraper, a feed back knife and a printing screen. The device is characterized in that two baffle structures are mounted on the printing screen, at two sides close to the ends of the printing scraper, wherein each baffle structure is mainly composed of a baffle surface, a baffle frame and an installation rack; the bottom of the baffle surface is in split type contact with a screen surface, or adhered to the screen surface through a flexible material; edges of the feed back knife, the printing scraper and the auxiliary scraper are in seamless contact with the baffle surface; a printing head drives the scrapers and the feed back knife to contact the baffle surface in a sliding manner, so that the paste moves in a range defined by the baffle surfaces at the two sides, the scraper and the feed back knife, and slurry is prevented from flowing to the two sides; and the device can ensure uniform fluidity, viscosity and thixotropy of the slurry and avoid the local drying and waste of the slurry, thereby improving electrode printing efficiency and printing quality.

A building block includes: a brick, at least one pair of fixation posts, a circuit board and a base. The brick includes at least one pair of studs projected from a top thereof. A stud hole penetrates through each stud. The fixation post includes an insulating piece and a conductive piece. A top of the insulating piece is disposed in the stud hole and the conductive piece is disposed in the insulating piece. The conductive piece has an insertion electrode, a contact electrode and a connection electrode extended from a top, a side and a bottom thereof, respectively. The circuit board and the base are sleeved on the fixation posts. The circuit board includes a positive electrode circuit and a negative electrode circuit respectively contacted with the pair of the fixation posts and a functional unit electrically connected with both electrode circuits.

This invention relates to a coal seam gas content quick desorption instrument design to test coal core, quickly and accurately determine coal seam gas content. The invention include computer processing, quick desorption and measuring system. The feature is; Quick desorption system include sample sealable tank and chip sample platform. Sealable tank top has sealing cover, and inter has whip piece. Sealable tank connect with intake pipe and vent-pipe, vent-pipe connect measuring system. Sealable tank fix on platform. Quick desorption system include measuring cylinder and water bottle, measuring cylinder's top link vent-pipe, measuring cylinder's bottom through gas tube connect with water bottle. The effect: this invention can test shattered coal core sample, pick coal seam air content data, quickly appraise this region's coal-seam gas potential stocks and exploration prospects, research differently region gas content characteristic, gas content distribution and coal reservoir bed.

A micromechanical component comprises a frame layer and an oscillating body which, with the aid of a suspension means, is supported in an opening penetrating the frame layer, in such a way that the oscillating body is adapted to be pivoted about an axis of oscillation vertically to the frame layer plane. At least one oscillating-body lateral surface, which extends substantially at right angles to the frame layer plane, is arranged in relation to at least one inner lateral surface of the opening in such a way that a capacitance formed therebetween is varied by an oscillation of the oscillating body in such a way that an oscillation of the oscillating body about the axis of oscillation can be generated by periodically varying a voltage applied between the frame layer and the oscillating body. A supporting substrate for holding the frame layer is provided, said supporting substrate being implemented such that, in comparison with the influence of the voltage applied between the frame layer and the oscillating body, said supporting substrate has a negligible physical influence on the generation of the oscillation of the oscillating body.

The invention discloses a card-free mobile terminal authentication and communication method. The physical object of the traditional SIM (Subscriber Identity Module) card is integrated in an integrated circuit of a card-free mobile terminal, and the card-free mobile terminal stores the subscriber identity information of at least one telephone number in a readable manner. The authentication and communication method comprises the following steps of: authenticating the authentication information sent by the card-free mobile terminal actively and corresponding to the telephone number; and communicating and interacting with the telephone number corresponding to the authentication information after the authentication is passed. The invention also provides a server and a card-free mobile terminal accordingly. Therefore, the card-free mobile terminal can realize communication without SIM card, and the subscriber identity information of more than one telephone number can be stored to realize one machine with more numbers. The subscriber can also modify the authentication information corresponding to the telephone number, so that the operation of the subscriber is more convenient.

The invention relates to a special baking oven and a special material rack thereof for silicon material. The baking oven comprises a thermal insulation shell, an inner container, a high temperature air cavity, a hot air duct, a heater, a circulating fan, a dehumidifier, a dehumidification pipe, a humidity sensor, a temperature sensor, a frame body, idler wheels and a silicon material box, wherein the high temperature air cavity is arranged on top of the inner container, the hot air duct is arranged around the inner container, the heater is arranged in the baking oven, the circulating fan is arranged between the high temperature air cavity and the hot air duct, the dehumidifier is communicated with the inner chamber of the inner container, and the humidity sensor and the temperature sensor are arranged to realize automation control of the baking oven. The movable baking shelf thereof can facilitate loading / unloading and in / out of silicon material, save baking preparation time, and has the advantages of high baking efficiency and low energy consumption. The whole silicon material box can be directly moved in the baking oven for baking, thereby greatly shortening technology preparation time and reducing labor strength of operators.

The present invention relates to a five-corodinate space positioning robot mechanism and belongs to medical operational assistant positioning mechanism. The robot mechanism consists of elevating arm,large arm, small arm, wrist and needle stand, and each two parts are connected via rotating shaft. All the parts are motor driven to produce relative motion. The robot driving and controlling system consists of AC servo motor, driver, optoelectronic coder, control card and computer. The present invention can realize autonomous high-precision absolute positioning according to the doctor set route,and has relatively large working space and certain load capacity. Its use can lower the work strength of doctor, decrease operation error and decrease wound and pain of the patient. It may be remote controlled via network.

The invention provides an automatic transplanting machine for plug seedlings and a control system thereof. The automatic transplanting machine for plug seedlings comprises a chassis, a moving box mechanism, a seedling-picking mechanism, a seedling-separating mechanism, a seedling-transplanting mechanism and a power mechanism. The moving box mechanism, the seedling-picking mechanism and the seedling-separating mechanism are fixed on the chassis in sequence from front to back; the seedling-transplanting mechanism is arranged below the seedling-separating mechanism to be connected with the chassis, and the seedlings dropped from the seedling-separating mechanism can accurately enter the seedling-transplanting mechanism. Seedling feeding, seedling picking, seedling separating, seedling dropping and seedling transplanting can be conducted at high speed by respective mechanism under the coordination of an automatic seedling feeding control system, an automatic seedling picking control system and an automatic seedling throwing control system. The automatic transplanting machine for the plug seedlings has simple mechanical structure and low cost; input signals required by the control system are less, control method is simple, flexible and efficient, and the automatic transplanting machine for the plug seedlings is thus suitable for a high speed transplanting operation.

The invention discloses a power battery pack assembly structure of an all-electric vehicle. The power battery pack assembly structure comprises a shell; the outer side at the bottom of the shell is symmetrically provided with a battery pack fixing structure connected with a vehicle body floor board; the front part of the shell is positioned below the middle part of a front floor board; the middle part of the shell is positioned below a middle channel of the front floor board; the rear part of the shell is positioned below a middle floor board; the inner side at the bottom of the shell is provided with a battery cooling system; a front battery module is arranged at the front part above the battery cooling system; a rear batter module is arranged at the rear part above the battery cooling system; the front battery module and the rear battery module are respectively provided with battery module fixing structures connected with the battery pack fixing structure; and a battery management unit is arranged between the front battery module and the rear battery module. According to the invention, after a fuel oil tank is not installed on the electric vehicle, available spaces below a rear seat and below a front seat can be utilized fully, and the requirements on ground clearances of a riding space and a battery pack are met. The power battery pack assembly structure provided by the invention is reasonable in structural arrangement, extremely firm in fixation, and convenient to mount and dismount.

The invention provides a pre-evaporation type integrated afterburner. An oil cavity is formed inside an afterburning inner cone, and is connected with a fuel oil channel inside a rectification support plate flame stabilizer. Fuel oil is heated in the oil cavity to become gas or a supercritical body, and then the gas or the supercritical body enters the fuel oil channel inside the rectification support plate flame stabilizer and is sprayed out from direct-injection type spraying nozzle small holes in the two sides. The spraying nozzle small holes are reasonably formed so that the mixing effect of the fuel oil and the gas can be effectively improved, and the burning efficiency is improved. In addition, a large amount of heat is transmitted to the fuel oil through the afterburning inner cone, so that the self temperature is decreased, and the infrared stealth performance is effectively improved. The pre-evaporation type integrated afterburner has the beneficial effects that on the basis of an integrated afterburner structure, by reasonably leading in the structure of the oil cavity inside the afterburning inner cone and the structure of the fuel oil channel inside the rectification support plate flame stabilizer and reasonably forming the direct-injection type spraying nozzle small holes, the burning efficiency is effectively improved, and the infrared stealth performance is effectively improved.

The invention discloses an under actuated fruit picking mechanical gripper with a rigid and flexible mixed structure. The under actuated fruit picking mechanical gripper with the rigid and flexible mixed structure comprises flexible fingers, each flexible finger comprises a bottom plate and a breather pipe part arranged on the bottom plate, an air passage is formed between each breather pipe part and the corresponding bottom plate, multiple comb-shaped protrusions are formed on the breather pipe parts from one end to the other end, each comb-shaped protrusion is provided with a sub ventilation room, and the air passages are communicated with the sub ventilation rooms. According to the under actuated fruit picking mechanical gripper with the rigid and flexible mixed structure, the flexible fingers which are driven in a pneumatic mode are adopted, complex structure is avoided, drive is simple, and control is easy; by means of a rapid closing mechanism which is rigidly combined, fruit gripping speed is improved; structural design is simplified, the structure is simple, the cost is reduced, and the reliability of a system is improved; the flexible fingers are adopted, the contact with fruits is flexible, and damage to the fruits caused by picking is avoided.

The invention relates to an air floatation high-speed electric main shaft, in particular to an air floatation high-speed electric main shaft for a machining tool. A lower air bearing block assembly 7 is fixed on a thrust bearing 9, the upper part of the lower air bearing block assembly 7 is provided with a stator 6, the front end of a shaft core 5 is provided with a chuck accessory 11, an aluminum water jacket assembly 3 is fixed at the upper opening of a body assembly 10, and a tool changing cylinder assembly 1 is fixed on the upper part of the aluminum water jacket assembly 3; and the middle part of the shaft body of an upper air bearing 4 is provided with an upper air bearing cooling water passage 12. The main shaft is an electromechanical integrated base piece with high revolution number and high precision, has simple and compact structure, and is convenient to install, high in heat dissipation efficiency, multifunctional and convenient for popularization and application.

The invention relates to an exoskeletal rehabilitation mechanical arm for an upper limb, which comprises a shoulder C-shaped outer track support, a track slider, a shoulder connecting rod, an upper arm connecting rod, a forearm connecting rod, a wrist annular outer track support, a wrist oscillation connecting rod and a handle, wherein one end of the track slider is arranged inside the shoulder C-shaped outer track support, and the other end is hinged with the upper part of the shoulder connecting rod; the shoulder connecting rod is hinged with the upper arm connecting rod; the lower end of the upper arm connecting rod is hinged with the back end of the forearm connecting rod; the wrist annular outer track support is arranged at the front end of the forearm connecting rod; a wrist annularslider is arranged inside the wrist annular outer track support; and the back end of the wrist oscillation connecting rod is connected with the wrist annular slider, and the front end is provided with the handle. By using the exoskeletal rehabilitation mechanical arm, various motions of shoulder joints, elbow joints and wrist joints and combined motions thereof required by arm rehabilitation training of patients can be conveniently implemented.

The invention relates to a cloth taking device for a sewing machine capable of taking and feeding cloth fully automatically. The cloth taking device comprises a horizontal guide rail, wherein the left-and-right sliding direction of the horizontal guide rail is X-direction, the vertical direction of the horizontal guide rail is Z-direction, and forward-backward direction of the horizontal guide rail is Y-direction; the cloth taking device can move in the X-direction along the horizontal guide rail under the driving of the power of a self driving system in whole and also can move in the Z-direction on the horizontal guide rail; a Y-direction linear module is arranged at the lower part of the cloth taking device; a rotating regulating mechanism is arranged at the lower part of the Y-direction linear module; a sucking disc fixing plate is arranged at the lower part of the rotating regulating mechanism; a sucking disc used for sucking the cloth and a pressure sensor are arranged on the sucking disc fixing plate; catching sucking power is provided by an air pump system. The invention provides an intelligent solution for feeding of the sewing machine, through the cloth taking device, the movement in the X-direction, the Y-direction and the Z-direction is realized, and the automatic cloth taking is realized.

The extrusion apparatus for preparing superfine crystal block material has one structure comprising a die holder, a connecting seat, a conic die case, a conic die core, a wedged extruding rod with reduced extrusion force to avoid cracking of the block, a turning unit, a square vertical channel, a square horizontal channel and a product outlet. The product has high crystal grain fining and smooth surface, and the extrusion apparatus has simple structure, excellent mechanical performance, easy installation and use, and no pollution.