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63results about How to "Realize continuous transmission" patented technology

Angular bevel gear mechanism

The invention provides an angular bevel gear mechanism. In the angular bevel gear mechanism, a driving wheel and a driven wheel form a driving pair; axial lines of the driving wheel and the driven wheel are crossed at any angle; the driving wheel is connected with an input shaft; the driven wheel is connected with a rotating shaft of a driven device; the driving is realized under the action of continuous mesh between driving hook levers and driven hook levers; any angle is not equal to 90 degrees; the driving wheel is provided with a plurality of driving hook levers; the driven wheel is provided with a plurality of driven hook levers; the driving hook levers are uniformly distributed on the end surface of a cylinder of the driving wheel; the driven hook levers are uniformly distributed on the circumference of a cylindrical surface of the driven wheel; the driving wheel and the driven wheel form a pair of driving pair; and the driving wheel is driven by a motor to cause the driving hook lever to be meshed with the driven hook levers, so that the driving among any crossed shafts in space can be realized. The invention can greatly simplify the structure of a micro mechanical driving device, reduce the geometric dimensioning and the quality, improve the flexibility for operation, has low construction cost, and is convenient to be applied to the filed of micro electromechanical systems.
Owner:SOUTH CHINA UNIV OF TECH

Space curve engagement transmission mechanism

The invention discloses a space curve engagement and transmission mechanism, which is a novel transmission mechanism on the bases of the engagement principle of space curves. The transmission mechanism comprises a driving wheel, a driven wheel, a plurality of driving wheel hook levers and a plurality of driven wheel hook levers, wherein, the driving wheel hook levers are uniformly arranged on the end surface of the driving wheel; the driven wheel hook levers are uniformly arranged on the circumference of the driven wheel in a single row; the driving wheel hook levers and the driven wheel hook levers are in a conjugated spatial engaging curved shape; the driving wheel and the driven wheel which have mutually vertical axes form a transmission pair; and when the driving wheel is rotated, continuous stable engagement transmission is generated between the driving wheel hook levers and the driven wheel hook levers. The transmission mechanism has the advantages as follows: the mechanism is provided with only one transmission pair so that the number of transmission unit parts is minimized and the structure of the transmission unit is quite simple; transmission with high transmission ratio, such as the transmission of worm and gear, is achieved; and since two wheel axles are positioned on the same plane, the space dimension is smaller and the process is easy.
Owner:SOUTH CHINA UNIV OF TECH

Hook rod gear mechanism for parallel shaft transmission

InactiveCN104455212AAchieve motion transferSmall space sizeToothed gearingsDrive wheelEngineering
The invention relates to a hook rod gear mechanism for parallel shaft transmission. The hook rod gear mechanism comprises a transmission pair composed of a driving wheel and a driven wheel. The axis of the driving wheel and the axis of the driven wheel are parallel to each other. The driving wheel is connected with an input shaft. The driven wheel is connected with an output shaft. Driving hook rods on the driving wheel are evenly distributed in the circumference of the cylindrical end face of the driving wheel. Driven hook rods on the driven wheel are also evenly distributed in the circumference of the cylindrical end face of the driven wheel. The driving hook rods and the driven hook rods are each in a cylindrical spiral linear shape. When the driving wheel and the driven wheel are installed, the driving hook rod and the driven hook rod in one pair are meshed, the driving wheel is driven by a driver to rotate, the continuous and stable meshing is completed through the meshed hook rods, and transmission between the two parallel shafts is achieved. The spiral linear shapes of the driving hook rods and the driven hook rods can be determined according to the installation spatial coordinate system, the transmission ratio and other parameters of the driving wheel and the driven wheel and according to the hook rod contact line equation. The hook rod gear mechanism is simple in structure, fewer in transmission mechanism part, small in size, light in weight, large in transmission ratio, stable in transmission and suitable for being applied to the fields of mini machines and micro machines.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)

Photovoltaic highway induction wireless charging system and charging system of vehicle

The present invention provides a photovoltaic highway induction wireless charging system and a charging system of a vehicle. The photovoltaic highway induction wireless charging system comprises a plurality of photovoltaic road modules, an electric quantity detection device, a charging power source, a console and a power source switching device; each photovoltaic road module comprises a photovoltaic power generation device and an emission coil; the plurality of photovoltaic road modules are arranged in a rail arrangement mode and/or an array arrangement mode; the photovoltaic power generation devices are used for converting solar energy into electrical energy and storing the electric energy in an energy storage device; the electric quantity detection device is used for detecting an electric quantity value in the energy storage device; the console is used for determining the working state of the charging power source according to the electric quantity value and the control instruction of the console; and the power source switching device is used for controlling the energy storage device and one or more low-frequency alternating-current power sources to supply electric energy for the charging power source according to the working state of the charging power source. With the photovoltaic highway induction wireless charging system and the charging system of the vehicle of the invention adopted, the technical problem of complicated operation caused by a complex installation mode of an existing electric vehicle charging device can be solved.
Owner:ZONECHARGE (SHENZHEN) WIRELESS POWER TECH CO LTD

Modification method for harmonic driving involute profile

ActiveCN107882950AIncrease the number of teethSmall engagement backlashGearingPortable liftingKinematic theoryInvolute
The invention discloses a modification method for a harmonic driving involute profile. A point B serves as a point of tangency of a modification curve and a involute tooth surface. A point E serves asa point of intersection of the modification curve and an involute addendum circle. A coordinate system XOY is built with a radial OA as the abscissa axis. A coordinate system X1OY1 is built with a radial OC as the ordinate axis. After the steps of determining the coordinates of the point B and the point E in the coordinate system X1OY1 and the slope of a tangent of the involute at the point B, determining a flexible gear central point approximate movement track curvilinear equation, determining the parameter equation of the modification curve in the coordinate system X1OY1 and the like, a system of simultaneous equations is built and used for solving parameters, and the parameter equation of the modification curve in the coordinate system XOY is obtained through conversion of the coordinate system. According to the modification method, the harmonic driving involute profile is modified based on the harmonic driving kinematics theory, processing manufacturability and economy can be guaranteed, engagement performance is improved, the advantages of various harmonic tooth profiles are integrated, and the modification method can be widely applied to the technical field of harmonic gears.
Owner:国茂精密传动(常州)有限公司

Multimedia service processing system, data sending method, data receiving method and terminal

The invention discloses a multimedia service processing system, a data sending method, a data receiving method and a terminal. The multimedia service processing system comprises an application processor side and a processor side. The application processor side comprises a first multimedia data engine, a first IMS (IP Multimedia Subsystem) stack, a first network bridge, a first modem and a first router. The processor side comprises a second multimedia data engine, a second IMS stack, a second network bridge, a second modem and a second router. The application processor side and the processor side forward data through the first network bridge and the second network bridge. One of the application processor side and the processor side is a registration side according to a connection state when a session is established, and the other side is a non-registration side. The registration side finishes registration through adoption of the contained first IMS stack or the second IMS stack. Data and signals of the non-registration side are forwarded to the registration side through the first router and the second router. According to the technical scheme of the invention, the efficiency and flexibility of an IMS system are improved.
Owner:SPREADTRUM COMM (SHANGHAI) CO LTD

Sound signal processing method, intelligent terminal and system

The invention discloses a sound signal processing method, intelligent terminal and system. The method comprises: an intelligent terminal continuously obtaining sound waveform values of a current environment, intercepting a sound waveform value range of a preset threshold from the obtained sound waveform values for transmitting to a server end through wireless connection, and the server performing corresponding logic processing on the sound waveform value range data of the preset threshold. According to the invention, the sound waveform values of the current environment are continuously obtained through the sound sensor of the intelligent terminal, the sound waveform value range of the preset threshold is intercepted from the sound waveform values for transmitting to the server end through the wireless connection mode, and then the server end performs the corresponding logic processing on the sound waveform value range data of the preset threshold such that continuous transmission of the sound waveform values from such intelligent terminals as an intelligent mobile phone and the like to such server ends as a PC and the like can be realized, sound can be tested at a place away from a computer, and the overall system performance of the server ends and the intelligent terminal is improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Swinging arm type advertisement paper cutting device

The invention provides a swinging arm type advertisement paper cutting device, and belongs to the technical field of cutting equipment. The swinging arm type advertisement paper cutting device comprises a cutting mechanism and a conveying mechanism, wherein an unrolling roller of the conveying mechanism is rotatablely arranged on an unrolling support frame; a coiling roller is rotatablely arranged on a coiling support frame; a swinging arm of the cutting mechanism is hinged onto the machine frame through a swinging arm pin shaft; the two ends of a cutting pulling wire are respectively arranged on a first wire pulling support seat and a second wire pulling support seat; a slide rod is arranged on a slide rod guide seat in a way capable of leftwards and rightwards sliding; a pressing jacking rod of the pressing assembly is always attached to a pressing platform arranged at the lower end of the swinging arm under the effect of a jacking rod press spring; a support rolling wheel arranged on the swinging arm is always attached to a wedge groove of the slide rod under the effect of the pressing jacking rod; the driving cam is rotatablely arranged on a cam support seat in an eccentric way through a cam shaft; the slide rod is always attached to a driving cam under the effect of a slide rod press spring. The swinging arm type advertisement paper cutting device has the advantages that the fast cutting on advertisement paper is realized; a cut edge is regular; the automation degree is high; the cutting efficiency is high; the reliability is high.
Owner:佛山市顺德区北滘镇千艺制版有限公司

Vibratory spiral polisher

The invention relates to a vibratory spiral polisher. A vibrating grid is connected on the upper side of a frame through springs, a feed device is connected on the upper side of the vibrating grid, a vibrating machine is fixedly connected on the lower side of the vibrating grid, a feed inlet is arranged on the upper side of the feed device, a screw propulsion device is mounted in the feed device, a part machining space is formed between the feed device and the screw propulsion device, one end of the screw propulsion device is in rigid connection with a speed reducer and a feed motor, the other end of the screw propulsion device is connected with a supporting seat, a left port of the feed device is connected with the speed reducer and the feed motor in a floating manner, and a discharge port is arranged below a right port of the feed device. By the vibratory spiral polisher, time spent on part polishing can be reduced, continuous conveying of parts can be achieved, and production efficiency is improved greatly. By the aid of the continuous conveying process, the vibratory spiral polisher can be connected into an assembly line to achieve an assembly line operation mode of part forming, polishing and finish machining. Besides, a feeding and discharging mode is improved, inertial impact is alleviated, machining steps are decreased, and time spent on polishing is greatly decreased.
Owner:SHANGHAI UNIVERSITY OF ELECTRIC POWER

Continuous adjustable small-diameter steel pipe cutting device

The invention discloses a continuous adjustable small-diameter steel pipe cutting device, and belongs to the technical field of steel pipe cutting equipment. The continuous adjustable small-diameter steel pipe cutting device includes a fixed base, supporting frames are mounted on both sides of the upper end of the fixed base, a roof is mounted at the top ends of the supporting frames, a motor seatis mounted in the middle of the lower end of the fixed base, a motor is mounted at the lower end of the motor seat, the output shaft of the motor is connected with a driving belt wheel, and the driving belt wheel is connected with driven belt wheels through two belts wheels; and the driven belt wheels are coaxially connected with transmission rollers and worm wheels, the left end of the worm wheel on the left side is meshed with a left worm, the right end of the worm wheel on the right side is meshed with a right worm, driving gears are mounted at the top ends of the left and right worms respectively, the upper ends of the driving gears are meshed with driven gears, a rotating shaft is mounted between the driven gears, and a crank is arranged in the middle of the rotating shaft. The continuous adjustable small-diameter steel pipe cutting device realizes the continuous transmission of the steel pipe, meanwhile, achieves the up and down moving of a moving cutting knife through the cooperation between the crank and a rotating sleeve, ensures the automatic cutting of the steel pipe and reduces the labor strength of the workers.
Owner:青岛瑞吉德精密机械有限公司

Device and method for continuous hydrophobicity of gas diffusion layer of fuel cell

PendingCN114824310AFlexible feature changesEasy for printing workCell electrodesThermodynamicsFuel cells
The invention discloses equipment for continuous hydrophobicity of a gas diffusion layer and a treatment method, the equipment comprises a conveying roller mechanism, a hydrophobic liquid storage pool, a low-temperature drying oven, a carbon paper cutting mechanism, a carbon paper roasting mechanism and a tail end conveying table, and the conveying roller mechanism sequentially penetrates through the hydrophobic liquid storage pool, the drying oven and the carbon paper cutting mechanism; in the conveying direction of the conveying roller mechanism, the unwinding roller is located at the front station of the hydrophobic liquid storage pool, the winding roller is located at the rear station of the carbon paper cutting mechanism, and a transfer conveying table allowing cut carbon paper to fall down is arranged under a discharging port of the carbon paper cutting mechanism. The carbon paper placed on the transfer conveying table is grabbed by the mechanical arm with the adsorption function in an adsorption mode and then placed in the carbon paper roasting mechanism, and a discharging port of the carbon paper roasting mechanism is communicated with the tail end conveying table. According to the treatment method, two steps of low-temperature treatment and high-temperature roasting treatment are respectively carried out in the hydrophobic treatment process of the carbon paper; continuous hydrophobic treatment of the gas diffusion layer can be achieved for flexible carbon paper, manpower is reduced, and working efficiency is improved.
Owner:上海碳际实业集团有限公司

A Modification Method of Involute Tooth Profile in Harmonic Drive

ActiveCN107882950BIncrease the number of teethSmall engagement backlashGearingPortable liftingKinematic theoryGear wheel
The invention discloses a modification method for a harmonic driving involute profile. A point B serves as a point of tangency of a modification curve and a involute tooth surface. A point E serves asa point of intersection of the modification curve and an involute addendum circle. A coordinate system XOY is built with a radial OA as the abscissa axis. A coordinate system X1OY1 is built with a radial OC as the ordinate axis. After the steps of determining the coordinates of the point B and the point E in the coordinate system X1OY1 and the slope of a tangent of the involute at the point B, determining a flexible gear central point approximate movement track curvilinear equation, determining the parameter equation of the modification curve in the coordinate system X1OY1 and the like, a system of simultaneous equations is built and used for solving parameters, and the parameter equation of the modification curve in the coordinate system XOY is obtained through conversion of the coordinate system. According to the modification method, the harmonic driving involute profile is modified based on the harmonic driving kinematics theory, processing manufacturability and economy can be guaranteed, engagement performance is improved, the advantages of various harmonic tooth profiles are integrated, and the modification method can be widely applied to the technical field of harmonic gears.
Owner:国茂精密传动(常州)有限公司

Single carrier frequency domain balanced transmission system for remote unmanned aerial vehicle image transmission

The invention belongs to the field of unmanned aerial vehicle wireless communication, and particularly relates to a single-carrier frequency domain balanced transmission system for remote unmanned aerial vehicle image transmission, and the system comprises a transmitting end disposed on an unmanned aerial vehicle and a receiving end disposed on the ground, wherein the transmitting end is used for coding and modulating a collected binary image transmission signal to obtain a symbol sequence, blocking the symbol sequence, inserting a unique word as a cyclic prefix, packaging the symbol sequence into a data frame in a self-defined format, and transmitting the data frame; and the receiving end is used for receiving the data frame transmitted through the channel, performing time-frequency synchronization and frame decoding processing, performing FFT (Fast Fourier Transform), frequency domain equalization and IFFT (Inverse Fast Fourier Transform) after removing a cyclic prefix, and then performing demodulation and decoding processing to obtain an information sequence transmitted by an image of the unmanned aerial vehicle. According to the data frame structure in the self-defined format, the length of effective data is increased, and the transmission efficiency of the effective data is greatly improved.
Owner:NAT SPACE SCI CENT CAS

Continuous production device for cloth

The invention provides a continuous production device for cloth. The continuous production device for cloth comprises a bottom rail, sliding stand columns, a fixed roller and following rollers. A sliding groove is formed in the bottom rail. The sliding stand columns are used in pairs, and the sliding stand columns are vertically arranged in the sliding groove and can horizontally slide. The following rollers are horizontally assembled on the sliding stand columns with one above the other. The following rollers can be assembled on the sliding stand columns in the mode that the following rollers can rotate around the axis in the axial direction. The fixed roller can be assembled on the rack in the mode that the fixed roller can rotate around the axis. The fixed roller is parallel to the following rollers. Fabric is wound around the fixed roller and the following rollers and penetrates through the spaces between the fixed roller and the following rollers. The bottoms of the sliding stand columns are connected with a power module through a chain. By the adoption of the continuous production device for cloth, the fabric is continuously conveyed during production, it is guaranteed that the production device can continuously operate, and the production efficiency is improved.
Owner:JIANGSU WEIMIAO TEXTILE TECH CO LTD

Assembly line conveying structure for piston rod of hydraulic oil cylinder

The invention provides an assembly line conveying structure for a piston rod of a hydraulic oil cylinder. The assembly line conveying structure comprises a supporting mechanism. The supporting mechanism is symmetrically provided with two rotatably connected chain wheels, and two rectangular supporting plates are mounted on the supporting mechanism; the chain wheels on the supporting mechanism willbe in clamping transmission to chain plates during rotation and the chain plates are interconnected by hinge pin hinges; the chain plates which are connected form a transmission belt, and the transmission belt is connected to the chain wheels through the hinges. A clamping block in threaded connection is arranged on the chain plate, a slot aligned with the clamping block is formed in a V-shaped fixed block, and the V-shaped fixed block is clamped on the chain plate through a groove directly, so that the V-shaped fixed block can be detached and replaced independently. Compared with detachmentof a conveyor belt, it is convenient, simple to repair and maintain and low in maintenance cost. According to clamping serial connection of the V-shaped fixed block, tension during transmission is increased by means of the hinges, and the service life of the V-shaped fixed block is prolonged.
Owner:湖北统联汽车零部件有限公司
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