52results about How to "High substitutability" patented technology

The invention discloses a three-dimensional grabbing platform based on deep learning and a grabbing method. The three-dimensional grabbing platform comprises a control system, a driving belt system, arobot system, an acquisition system and an object category and pose recognition system, wherein the acquisition system is used for acquiring and preprocessing original three-dimensional point cloud data in a visual field to obtain three-dimensional point cloud data of an object and output the three-dimensional point cloud data of the object to the object category and pose recognition system, theobject category and pose recognition system is used for recognizing the three-dimensional point cloud data of the object by using an object category and pose recognition model constructed based on a deep learning network, determining object category and pose information, and outputting the object category and pose information to the control system, the control system outputs a control instructionto the acquisition system so as to control to acquire the original three-dimensional point cloud data in the field of view, a moving path is planned according to a recognition result output by the object category and pose recognition system, and a control instruction is output to the robot system according to the moving path to control a robot to grab the object.

The invention discloses a pedal durability tester and belongs to the field of vehicle accessories. The pedal durability tester comprises a biaxial double-action type cylinder, two pedals, a rod end joint bearing, a pedal support, an experimental tool and a pneumatic system; two panels are fixed on the experimental tool via the pedal support; the biaxial double-action type cylinder is fixed on the experimental tool; two rod ends of the biaxial double-action type cylinder are connected with the rod end joint bearing; and the pneumatic system is connected to the tester via the biaxial double-action type cylinder. The pedal durability tester has the beneficial effects of capability of carrying out the durability test of the two pedals, convenience for maintenance and change and easiness for the acquisition of a gas source and low manufacturing and maintaining costs; and the reciprocating movement velocity of the cylinder can be continuously adjusted from a low speed to a high speed by adjusting the air inflow of the cylinder so as to meet the requirements on the test speed of the pedal under different conditions.

The invention discloses a universal variable-frequency electromagnetic descaler. The interior of the descaler comprises a one-chip microcomputer main control board which is respectively connected with an LED backlight control module, a lattice liquid crystal display module, a coil power amplifier trigger circuit module, a D / A converter, a coil alarm module, an activate key, a main menu button, a reset circuit module, a parameter setting module, a PC communication module, a measuring module and a key switch through leads, wherein the LED backlight control module is connected with the lattice liquid crystal display module through a lead, the coil power amplifier trigger circuit module is successively connected with a coil power amplification module and an output coil through leads, the D / A converter 7 is connected with a coil power source control module through a lead, and the parameter setting module is connected with a parameter setting button 18 through a lead. The invention further discloses the descaling process of the universal variable-frequency electromagnetic descaler. The universal variable-frequency electromagnetic descaler provided by the invention is convenient to install and use and has good descaling and antiscaling effects.

The invention discloses an adjustable-frequency electromagnetic descaling instrument, which comprises a singlechip main control board, wherein the singlechip main control board is electrically connected with a coil current and power supply voltage measuring module, an LED (Light-Emitting Diode) backlight control module, a PC (Personal Computer) communication module, an alarm module, a parameter giving unit and a current and voltage detection control unit respectively; the LED backlight control module is further connected with a lattice liquid crystal display; the singlechip main control board is connected with a coil power supply control module through a D / A (Digital to Analog) module; a coil power amplification triggering module is connected with a coil power amplifying module; and the coil power amplifying module is connected with the coil power supply control module. The descaling instrument is suitable for descaling and preventing scale under various field running environments and water quality conditions, is arranged in a field wound form, does not damage field pipelines, has the maximum output power of up to 9KW and maximum adaptation pipe diameter of 3 meters, is suitable for the maximum total water hardness of 4,000 mg / L, is suitable for being applied in medium and large-sized industrial enterprises, and is efficient and environmentally-friendly.

A novel copper and steel composite pipe, a manufacturing method, application and a welded structure body is described herein. The novel copper and steel composite pipe includes a copper pipe and a steel pipe. The steel pipe includes a first end, a second end and a middle part. The copper pipe includes a first end and a second end. The length of the copper pipe is less than that of the steel pipe. The copper pipe and the steel pipe are sleeved. The distance from an end surface of the first end of the copper pipe to an end surface of the first end of the steel pipe is less than 10 mm. The second end of the copper pipe is positioned at the middle part of the steel pipe, and the copper pipe and the steel pipe are welded and connected in a way of melting base materials.

A power storage device having both replaceability of a battery module and excellent vibration resistance / impact resistance, includes: a bottom plate having a plurality of lower guide members; a top plate provided above the bottom plate and having a plurality of upper guide members facing the lower guide members; a first side plate and a second side plate provided between the bottom plate and the top plate so as to face each other; a back surface plate provided between the first and second side plates and having a plurality of connectors; a battery module inserted between the lower and upper guide members and having connectors to be fitted to the connectors of the back surface plate; and a pressing plate provided between and fixed to the first and second side plates so as to press the battery module.

The invention relates to a system for the breeding and reproduction of microorganisms, comprising a basin system (10) and a nutrient suspension (12) disposed in the basin system (10), wherein the basin system (10) comprises a vertical meandering system formed by partition walls (14) in order to achieve a substantially vertical flow of the nutrient suspension (12) in the basin system (10). The invention further relates to a method for the breeding and reproduction of microorganisms by means of a system in which light is introduced into a basin system (10) comprising a nutrient suspension (12), wherein the introduction of the light is carried out by way of partition walls (14) projecting into the nutrient suspension (12), said walls being filled with a dispersive liquid. In this manner an improved yield of microorganisms per hectare can be obtained.

To provide a power storage device having both replaceability of a battery module and excellent vibration resistance / impact resistance. A power storage device 1300 according to the present invention includes: a bottom plate 1210 having a plurality of lower guide members; a top plate 1220 provided above the bottom plate 1210 and having a plurality of upper guide members facing the lower guide members; a first side plate 1230 and a second side plate 1240 provided between the bottom plate 1210 and the top plate 1220 so as to face each other; a back surface plate provided between the first and second side plates 1230 and 1240 and having a plurality of connectors; a battery module 1000 inserted between the lower and upper guide members and having connectors to be fitted to the connectors of the back surface plate; and a pressing plate 1260 provided between and fixed to the first and second side plates 1230 and 1240 so as to press the battery module 1000.

The invention relates to a coating technique of a silicon steel two-roll coating machine, in particular to a swaying method of a framework of a silicon steel two-roll coating machine; the method comprises the following steps: when a band steel channel line (11) is changed and results in the inconsistency of the film thicknesses of an upper coating layer and a lower coating layer, the coating machine is swayed to an axis link between an upper coating roll and a lower coating roll (5, 4) and be perpendicular with the band steel of an outlet, so as to ensure that the band steel is consistent with a contact zone (12) of the upper coating roll and the lower coating roll and the upper surface and the lower surface of the band steel are unified. The swaying angle (A) of the axis of the coating machine is 0 to 10 degrees. The coating technique can overcome the shortcoming that the film thicknesses of the upper surface and the lower surface of the band steel are inconsistent, so as to enhance the coating quality of the surface of the band steel, and realize the replacement between the upper coating roll and the lower coating roll.

The invention discloses a six-degree-of-freedom offshore wave compensation multipurpose boat and a wave compensation method thereof, the wave compensation multipurpose boat comprises a navigation boat body, a deck and a six-degree-of-freedom electric wave compensation system, and the deck is a whole needing wave compensation; the six-degree-of-freedom electric wave compensation system is a connecting part of a navigation boat body and a deck and is composed of an electric cylinder and other components or auxiliary accessories necessary for electric wave compensation. By measuring motion attitude values of rolling, pitching, heaving, swaying, surging and yawing of a ship body, compensation values of rolling, pitching, heaving, swaying, surging and yawing are calculated according to an inverse solution algorithm of wave compensation values, all servo electric cylinders are controlled to act, and six-degree-of-freedom compensation of an upper deck is achieved. Wave compensation can be carried out on the whole deck, the influence of waves on a boat body is reduced, six-degree-of-freedom grouping is controlled through the layered wave compensation platform structure, and more working space is provided for the wave compensation structure.

The invention discloses a multi-material 3D printing device with replaceable nozzles. A top cover is fixed on an upper port of a feeding cylinder; a heating rod is arranged at the bottom surface of the top cover; a temperature sensor is arranged on the side surface of the heating rod; a throat pipe is obliquely inserted into the outer side wall of the feeding cylinder; the fed materials are injected into a heat insulation pipe of a central through hole of the throat pipe; the lower end surface of the feeding cylinder is eccentrically and fixedly connected to the top surface of a fixed disc; through holes of the fixed disc communicate with the feeding cylinder; a rotating disc is connected below the fixed disc in a hinged mode; a plurality of communication holes are formed in the rotating disc along the circumference; the lower hole end of each communication hole is connected with a corresponding nozzle; a driving motor is arranged on the edge of the top surface of the fixed disc; the groove wall of a circular groove is provided with gear rings; a gear of the driving motor and the gear rings are engaged to form a gear rack pair; and the different communication holes of the rotatingdisc respectively communicate with the through holes of the fixed disc in a matching mode. According to multi-material 3D printing device with replaceable nozzles, the nozzles with different specifications are replaceable according to the requirements of model precision and feeding of different materials, different materials can be used, the heating rod is in contact with the materials, the heating efficiency is high, the temperature can be accurately controlled, and the printing efficiency is higher.

The invention discloses a single-point nano-welding method based on the photothermal effect. Most of existing nano-welding inventions and researches are based on large-scale nanowire networks. A continuous laser is utilized for outputting single-color laser light, the incident power of the single-color laser light is adjusted through a beam attenuator, and then a shutter is used for controlling the transit time of the single-color laser light; the single-color laser light is converted to circular polarization from linear polarization after passing a quarter-wave plate, the light is reflected by a beam splitter in an optical microscope to enter a microscope objective and then is focused at the position, to be irradiated, of a metal nano element, the metal nano element is excited to generate the photothermal effect due to the surface plasmon excimer features, and a melting or welding process occurs. By means of the single-point nano-welding method, the nano element can be rapidly assembled in a non-contact mode, the welding position can be flexibly controlled, damage to a substrate is small, and the structure expansibility in the micro-nano machining field is greatly improved.

The invention belongs to the technical field of polymer materials, particularly relates to a high-gloss polypropylene resin composition, and further discloses a preparation method of the high-gloss polypropylene resin composition, and applications in preparation of high-gloss polypropylene composite materials. According to the present invention, by using the prepared high-gloss polypropylene matrix resin as the raw material and supplementing with the selected nucleating agent and the selected brightener, the anti-impact polypropylene resin with characteristics of good gloss, good impact resistance, good rigidity, high rigidity-toughness balance and low shrinkage rate is obtained while the shrinkage rate is significantly reduced, such that the assembly of injection molding parts and the substitutability of engineering plastics are improved, and the shortcomings in the prior art are effectively overcome.

The present invention provides a wind generating set monitoring device and method based on an embedded computer and an acquisition card. A sensor acquires a vibration signal, the rotating speed and the like of a gear box of a wind generating set, the signals acquired by the sensor are digitized by a data acquisition card and then are imported in the embedded computer, the embedded computer carries out the spectral analysis, the envelope analysis and the order analysis on the vibration signal to obtain the amplitude of the characteristic quantity of the vibration signal and sends the data to an upper computer via a network, and the upper computer saves the data, displays the variation trend of the amplitude of the characteristic quantity and gives out a diagnosis result of the state of the wind generating set. According to the present invention, the equipment expandability and the maintainability are improved, at the same time, the equipment manufacturing and maintenance cost are reduced.

The invention relates to a control method of a centralized power supply type electric impedance imaging electrode system. The electrode system comprises a plurality of electrode units, wherein each electrode unit comprises a signal electrode, a power supply electrode, a wireless communication module, a power supply module, a signal control module, a high-pass filter, a signal excitation and measurement unit. The control method of each electrode unit comprises the following steps that the signal control module of the electrode unit controls the switching of a excitation state and a measurementstate of the signal electrode according to a received external wireless signal; a signal excitation and measurement module generates a high-frequency signal under an excited state of the electrode unit, and transmits the high-frequency signal to the signal electrode through the high-pass filter, so that the signal electrode is in an excitation state; and the signal electrode is in a measurement state under a measurement state of the electrode unit, high-frequency excitation signals of the other electrodes is transmitted to the signal electrode through an in-tube conducting medium, and is inputted to the signal excitation and measurement module though the high-pass filter to obtain a measurement result.

The invention discloses a load simulation device. The device comprises a protection circuit, a main control board card, a power conversion circuit and a load resistor; the input end of the protectioncircuit is connected with the power supply voltage output end of an electrical system; the output end of the protection circuit is connected with the electricity input end of the power conversion circuit; the input end of the main control board card is connected with the output end of an upper computer; the output end of the main control board card is connected with the command input end of the power conversion circuit; the power conversion circuit converts power supply signals into working electric signals according to a control command; and the electricity output end of the power conversioncircuit is connected with the first end of the load resistor; the second end of the load resistor is connected with the power supply voltage input end of the electrical system; and the load resistor operates under the working electrical signals; and the heating power of the load resistor is equal to power to be simulated. With the load simulation device provided by the embodiments of the inventionadopted, the substitutability of the constant power load of a more electric aircraft can be improved, and the design period of the electrical system of the more electric aircraft can be shortened.

Provided are an optical fiber grating force tactile sensor, a robot and a mechanical fingertip thereof. The optical fiber grating force tactile sensor comprises a fixed plate, a transmission rod, a transmission optical fiber, a first optical fiber grating and a second optical fiber grating, wherein the fixed plate is of a strip-shaped structure and provided with an upper surface and a lower surface; the transmission rod is provided with a deformable cross beam, the transmission rod is fixed to the fixed plate through a fastening part arranged on the deformable cross beam, and the deformable cross beam of the transmission rod penetrates through the upper surface and the lower surface of the fixed plate and is suspended relative to the fixed plate; the deformable cross beam comprises a stress end for perceiving the external force and an auxiliary end located at the end opposite to the stress end; the head end of the transmission optical fiber sequentially penetrates through the stress end of the deformable cross beam, the upper surface of the fixed plate and the auxiliary end of the deformable cross beam from the lower surface of the fixed plate in a pre-tensioned mode, and then the head end and the tail end of the transmission optical fiber are fixed to the lower surface of the fixed plate; the first optical fiber grating is arranged on the portion, close to the lower portion of the auxiliary end of the deformable transmission fiber, of the transmission optical fiber; the second optical fiber grating is arranged on the portion, close to the lower portion of the stress end of the deformable cross beam, of the transmission optical fiber. The optical fiber grating force tactile sensor is compact in structure, can achieve temperature compensation and reduces collection errors.

The invention relates to the technical field of optical imaging, and discloses an imaging optical system. The imaging optical system includes a first off-axis reflector, a first battery of lens, a DMDmicromirror array, a second off-axis reflector, an imaging mirror group and a detector, wherein the light emitted from the target object is converged through the first off-axis reflector, then entersthe first battery of lens, and then is imaged on the DMD micromirror array; and the imaging beam is reflected by the DMD micromirror array, then passes by the first battery of lens again, then entersin the imaging mirror group after being collimated by the second off-axis reflector, and then is imaged on the detector. The imaging optical system utilizes DMD as the intermediate image plane and the partially symmetrical optical structure design to skillfully realize the one-to-one corresponding relationship of the DMD micromirror array and the detector pixels so as to process the entrance light of the imaging system. The imaging optical system utilizes the corresponding imaging relationship of the DMD device and the detector pixels, thus being able to adjust the gray scale of the detectortarget surface so as to expand the dynamic range of the photoelectric imaging system.

The invention provides a direct coupling type water-jet guided laser coupling system and method. The system comprises a light transmission cavity, a lens fixing cavity and a nozzle support body which are sequentially, coaxially and fixedly connected from top to bottom; the top end of a light path through hole of the light transmission cavity is fixedly provided with a laser alignment system through a three-axis optical moving platform; an arc-shaped lens groove in which a spherical lens or a hemispherical lens can be placed and positioned is formed in the middle butt joint surface of the lens fixing cavity and the light transmission cavity; and a nozzle is locked on a boss in the middle of the nozzle support body through a nozzle cover, and the top end of the nozzle is exposed and coated with a photochromic material capable of changing color under laser irradiation. According to the direct coupling type water-jet guided laser coupling system and method, the alignment operation of a laser beam and the center of the nozzle can be simplified, the coupling condition of the laser beam and the nozzle can be accurately judged, and the advantages that the nozzle can be assembled and disassembled, and the sealing performance is good are achieved.

The invention provides a modular high-power high-frequency switching power supply. The modular high-power high-frequency switching power supply is characterized by comprising a three-phase alternating-current EMI (Electro-Magnetic Interference) filter (1), a rectification filter circuit (2), a high-voltage direct-current bus (intermediate link) (3), a switch converter module (4), a voltage and current detection unit (5), an output direct-current bust (6), an inner-cabinet bus (7) and a main control unit (8), wherein the main control unit (8) is connected with external equipment through an outer-cabinet field bus interface (PROFIBUS) (9). The modular high-power high-frequency switching power supply has the characteristics of maintainability, replaceability and production uniformity; the device can be manufactured into a modular switching power supply device; a plurality of devices can be connected in parallel with different quantities of standard switch converter modules to meet different power demands, and different field processes.

The invention discloses a human and computer interaction control method, an intelligent television, head-mounted equipment and a system. The human and computer interaction control method of the intelligent television comprises the following steps of receiving a request signal of building a wireless communication link; according to the request signal of building the wireless communication link, sending a response signal within the set period, so as to represent that the wireless communication link has been built; obtaining a wireless human and computer interaction control signal transmitted by the wireless communication link, analyzing the wireless human and computer interaction control signal, to obtain the control action of the wireless human and computer interaction control signal for an object at the current time; controlling the object at the current time according to the analyzed control action. The replacement performance and the portability of human and computer interaction are improved.

The invention provides a lung disease detection kit. According to the kit, human genome chromosome instability and pathogenic microorganism genomes are detected at the same time through a next-generation sequencing technology, chromosome instability regions comprise 14 chromosome instability regions: 2p, 3p, 3q, 6p, 7p, 8q, 9p, 12p, 17p, 17q, 18q, 20q, 21p and 21q, and pathogenic microorganisms comprise bacteria, fungi and DNA viruses. The invention has great significance in clinical diagnosis and treatment of lung cancer and pulmonary infection, and provides a scientific basis for making an individualized treatment scheme for further treatment of patients.

The invention provides a multifunctional communication circuit and a communication method thereof. The communication circuit includes: a 232 communication interface, use for realizing the communication with a touch screen and / or a PLC through an RS-232 communication protocol; and a MODBUS ASCII and / or MODBUS RTU communication interface, use for realizing communication with a capacitive screen and / or communication with a PLC through an ASCII mode or an RTU mode. Compared with the prior art, the invention has the advantages that the circuit board can realize the communication between the circuitboard and the capacitor screen, also the communication between the circuit board and the touch screen and the PLC can be realized, and the multifunctional communication circuit has higher compatibility and higher replaceability.

The invention discloses a six-degree-of-freedom sea wave compensation multi-purpose boat and a wave compensation method thereof. The wave-compensation multi-purpose boat includes a sailing hull, a deck and a six-degree-of-freedom electric wave compensation system, and the deck is a whole that needs wave compensation; The six-degree-of-freedom electric wave compensation system is the connecting part of the sailing hull and the deck, and consists of electric cylinders and other necessary components or auxiliary accessories for electric wave compensation. By measuring the motion attitude values ​​of roll, pitch, heave, sway, surge and yaw of the hull, the roll, pitch, heave, sway and surge are calculated according to the inverse solution algorithm of the wave compensation value and the compensation value of the yaw, control the action of each servo electric cylinder, and realize the six-degree-of-freedom compensation of the upper deck; The structure controls the grouping of six degrees of freedom, which provides more workspace for the heave compensation structure.

The invention discloses a universal variable-frequency electromagnetic descaler. The interior of the descaler comprises a one-chip microcomputer main control board which is respectively connected with an LED backlight control module, a lattice liquid crystal display module, a coil power amplifier trigger circuit module, a D / A converter, a coil alarm module, an activate key, a main menu button, a reset circuit module, a parameter setting module, a PC communication module, a measuring module and a key switch through leads, wherein the LED backlight control module is connected with the lattice liquid crystal display module through a lead, the coil power amplifier trigger circuit module is successively connected with a coil power amplification module and an output coil through leads, the D / A converter is connected with a coil power source amplify module through a lead, and the parameter setting module is connected with a parameter setting button 18 through a lead. The invention further discloses the descaling process of the universal variable-frequency electromagnetic descaler. The universal variable-frequency electromagnetic descaler provided by the invention is convenient to install and use and has good descaling and antiscaling effects.

Provided is a glass plate substitute film having superior substitutability for glass plates due to having superior impact resistance and light weight compared with glass plates, as well as sufficient scratch-preventing property, blooming resistance and yellowing resistance. The glass plate substitute film of the present invention includes: a substrate layer; and one or a plurality of surface layers overlaid on one side or both two sides of the substrate layer, wherein the substrate layer contains as a principal component a polycarbonate having a constitutional unit derived from a dihydroxy compound represented by the following formula (1), and wherein the dihydroxy compound is an extract of a plant or a derivative thereof. At least one surface layer of the one or the plurality of surface layers preferably contains an active energy ray-curable resin as a principal component. The active energy ray-curable resin is preferably an ultraviolet ray-curable epoxy resin.