246results about How to "Easy to debug and maintain" patented technology

The invention relates to a sliding plate conveying system with an accompanied lifting function. The sliding plate conveying system with the accompanied lifting function comprises a railway, sliding plate devices, friction wheel drive devices, a piece-down lifting table device and a piece-up lifting table device, wherein the plurality of sliding plate devices are arranged on the railway and can travel along the railway; the sliding plate devices are used for loading workpieces; the plurality of friction wheel drive devices are arranged along the line of the railway and are used for driving the sliding plate devices; the piece-down lifting table device and the piece-up lifting table device are respectively arranged along the line of the railway; the piece-up lifting table device is used for placing the workpieces on the sliding plate devices; and the piece-down lifting table device is used for taking the workpieces from the sliding plate devices. The sliding plate conveying system with the accompanied lifting function has an ingenious structure, strong functions, high flexibility, a wide application range, and high working reliability. The sliding plate conveying system with the accompanied lifting function cannot only realize the plane conveying of the workpieces on the ground or in the air, but also realize full-space three-dimensional conveying of the workpieces among the ground, the air and the railway; and simultaneously the system can realize station identification and workpiece online lifting functions, reduce labor intensity and improve efficiency.

The invention discloses a smart home safe guard system. The smart home safe guard system comprises an alarm subsystem and multiple monitoring subsystems. The alarm subsystem comprises a ZigBee module I and a GPRS communication module, a display and an alerter which are connected with an output end of the ZigBee module I, each monitoring subsystem is internally provided with a monitoring sensor and a ZigBee module, and each monitoring subsystem is in communication connection with the ZigBee module I of the alarm subsystem through the corresponding ZigBee module in the corresponding system. According to the safe guard system, wireless automatic networking can be achieved, debugging and maintenance are easy, convenient and rapid, the cost performance is high, installation is easy, the space is saved, attractiveness is achieved, real-time monitoring of various home environments can be achieved, the good home environment is guaranteed, the stability of the system is high, and the situation of global paralysis caused by failure of a central control system can be effectively avoided.

This invention relates to one multi-screen play deformation correction method for irregular screen, which comprises the following steps: firstly processing deformation on multi-screen picture to make the projection suitable for irregular screen; then through control end for correction of multiple screens to fulfill multi-screen picture automatic matching; finally melting the picture edge; in playing process, through control end to process simultaneous control.

The invention discloses a servo assembly for an aerial camera stability-increasing cradle head and the stability-increasing cradle head with the same. A rotor iron core, a magnet ring, a stator iron core, a power transfer board, bearings and a hollow rotating shaft are sequentially installed in a machine shell, a flexible flat cable A penetrates through the rotor iron core, the magnet ring, the stator iron core and the hollow rotating shaft to be connected with the power transfer board and connected with a flexible flat cable C outside the machine shell, a three-phase winding wire of a motor is connected with a flexible flat cable B through the power transfer board, the flexible flat cable B is connected with a magnetic grain and connected to an electron speed regulator module through a terminal, and the electron speed regulator module is connected with the flexible flat cable C. According to the servo assembly for the aerial camera stability-increasing cradle head and the stability-increasing cradle head with the same, assembly, maintenance and debugging are convenient, the electron speed regulator module, the magnetic grain and the servo motor are integrated into a whole, under the protection of the machine shell and the hollow shaft of the motor, the problems that the servo module is damaged and the cable is broken due to the fact that the cradle head is impacted are avoided, and the reliability of cradle head products is greatly improved.

The invention provides a fully-open standardized motion control system and a position control method thereof for an open numerical control system. In the invention, a communication cycle is not required to be set, and a real-time communication interface is extremely simple, therefore, huge amounts of real-time computing resources are saved, operations of maintenance and debugging are simple and convenient, and the reliability of the motion control system is remarkably increased. Through using a linkage interface and a shaft linkage table file in the invention, real-time computing resources are significantly saved, therefore, the defects such as long sampling period and complex algorithm and the like in a feed-forward link are overcome, and favorable conditions for researching and developing new algorithms are created. For dynamic lags and position errors generated by the certainty changes of loads, a current feed-forward control is set in a current loop of the invention, thereby providing a new technical means for controlling dynamic lags.

The invention relates to a double-rotation-shaft precision workbench. The double-rotation-shaft precision workbench comprises a rotation workbench capable of rotating along a B axis, the lower portionof the rotation workbench is arranged in a swinging basket body, and the two ends, away from the rotation workbench, of the swinging basket body are fixed to an A-axis main shaft capable of rotatingalong an A axis. The outer edge of the A-axis main shaft is connected with a first torque motor, wherein the first torque motor can drive the A-axis main shaft to rotate, and accordingly the swingingbasket body can be driven to do the rotation movement along the A axis. The outer side of a rotation shaft of the rotation workbench is connected with a second torque motor, wherein the second torquemotor can drive the rotation shaft to rotate, and accordingly the rotation workbench can be driven to do the rotation movement along the B axis. The double-rotation-shaft workbench is arranged along the A axis and the B axis, the torque motors are adopted for direct drive, the rotation coordinate axis of a horizontal machining center has high positioning precision, and since the torque motors areadopted for direct drive, the inner space can be sufficiently utilized, the height of a rotation table is reduced, and the whole rotation table structure is more compact.

The invention discloses a non-contact ultrasonic flow velocity meter. The non-contact ultrasonic flow velocity meter comprises an ultrasonic transducer, an electronic circuit and a flow display and accumulation system, wherein the ultrasonic transducer comprises an ultrasonic emission transducer and an ultrasonic receiver; the ultrasonic emission transducer is used for converting electric energy into ultrasonic energy, and emitting the ultrasonic energy to the detected flow; the ultrasonic receiver is used for receiving ultrasonic signals and sending the ultrasonic signals to the electronic circuit; the electronic circuit comprises an emission unit, a receiving unit and a signal processing unit; the receiving unit is used for receiving the ultrasonic signals sent from the ultrasonic receiver and sending the ultrasonic signals to the signal processing unit to process the signals; and the emission unit sends the signals processed by the signal processing unit to the flow display and accumulation system. As the non-contact ultrasonic flow velocity meter installs the ultrasonic emission transducer and the ultrasonic receiver on the outer wall of a pipeline to be detected, flow detection when the water flow is opened wide can be performed, and no detection elements are required to be installed in the flow while the flowing state of the flow is not changed.

The invention discloses a standard combined acceleration output device based on a swing arm centrifuge and an electromagnetic vibrating table, which is used for generating standard combined acceleration formed by combining linear stable acceleration and sinusoidal acceleration. The device comprises the swing arm centrifuge and the electromagnetic vibrating table arranged at the tail end of a swing arm of the swing arm centrifuge, wherein the linear stable acceleration is generated by the swing arm centrifuge; the sinusoidal acceleration is generated by the electromagnetic vibrating table. According to the device, the metering and testing requirements of an acceleration meter under the condition of combination of the stable acceleration and the sinusoidal acceleration are met; the vibrating table is independently arranged at the tail end of the swing arm of the centrifuge, and the problem of deviation of a movable ring of the electromagnetic vibrating table under a centrifugal force field is solved by a reverse electromagnetic coil additionally arranged in the vibrating table; the device is compact in structure; standard components are adopted, so that the device can be flexibly mounted and dismounted, and is convenient to debug and maintain.

The invention provides a variable damping automobile hydraulic buffer provided with a height adjusting system. The hydraulic buffer comprises a buffering system and the height adjusting system. The buffering system comprises a piston rod, a piston head, a spring assembly, an inner barrel, an outer barrel and a variable damping control valve. The height adjusting system comprises an air compressor, an air compressor control unit, a front axle height sensor, a rear axle height sensor, a pressure sensor, a signal control center, an air cylinder head, an air sac and a cylinder barrel. The inner barrel is partitioned into a rod cavity and a rodless cavity by the piston head. The outer barrel is partitioned into an outer barrel oil storage cavity and a floating piston oil storage cavity by an inner barrel lower end cover. Two oil ports of the variable damping control valve communicate with the outer barrel oil storage cavity and the rodless cavity correspondingly. A floating piston separates oil liquid from an air spring chamber. The oil liquid circuits between the rodless cavity and the rod cavity through the variable damping control valve and a series of damping holes, and is matched with the height adjusting system for making corresponding height compensation while the buffer is compressed or stretched. A good buffering effect and riding comfort can be obtained.

The invention discloses a method and equipment for preparing lithium iron phosphate from a lithium iron phosphate precursor. The method comprises the three process steps of pretreatment of the lithium iron phosphate precursor material, pre-sintering and sintering; and in a non-oxidizing environment, the precursor material is heated by a certain number of microwave heaters, and the three process steps are finished by controlling treatment temperature and treatment time to finally prepare the lithium iron phosphate product. The equipment comprises a material inlet, a material feeding ventilation chamber, a pretreatment unit furnace, a pre-sintering unit furnace, a sintering unit furnace, a material discharging ventilation chamber, a cooling material discharging mechanism, a material outlet,a vacuumizing device, a protective gas input device and an equipment control circuit. In the method, the pretreatment and pre-sintering process steps are added to optimize a lithium iron phosphate microwave sintering process and solve keys problems on product quality control. The equipment provided by the invention realizes continuous microwave sintering by a plurality of unit furnaces so as to improve the sintering efficiency and realize large-scale industrial production.

The invention relates to the field of maintenance of electronic products, in particular to a method and a system for debugging failures of electronic products based on Uboot. The method for debugging the failures of the electronic products based on Uboot comprises the following steps: using electronic equipment to acquire a command verification file, stored in an external storage device, by means of a universal serial bus (USB) interface or a secure digital (SD) card interface, wherein the command verification file comprises first secret key data; comparing second secret key data with the first secret key data; if the second secret key data is consistent with the first secret key data, entering a command mode; using the electronic equipment to acquire failure debugging information by means of the USB interface or the SD card interface according to the command stored in the external storage device; debugging the electronic equipment according to the failure debugging information. A fast and safe failure debugging method is provided for the electronic equipment, especially for the electronic equipment without a serial port.

The invention relates to a magnesite/dolomite microwave light-burning device and method. The method comprises the following steps: pulverizing magnesite/dolomite, putting in a microwave heating furnace, heating the material at the rate of 5-10 DEG C/minute, and keeping the temperature for 20-40 minutes when the temperature reaches 800-880 DEG C; and discharging the product out of a discharge port via a discharge pipe into a material delivery vehicle running on the track, and carrying away, thereby implementing continuous light burning on the magnesite/dolomite. By utilizing microwave heat treatment, the device and method have the advantages of high heating rate, no pollution and uniform heating; and the product has the advantages of high quality, no air pollution, energy saving and environmental protection. By adopting the touch screen and PLC (programmable logic controller) for centralized control, the automation degree of the whole equipment and the technical precision are enhanced, thereby ensuring the product quality. The device and method can implement mass treatment of magnesite/dolomite and industrialized large-scale production, and enhances the production efficiency.

The invention relates to a device and a method for reducing hematite-containing materials by utilizing microwave heat treatment and carrying out magnetic separation. The device comprises a material bin, a screw feeder, a star type feeding machine, a preheating reacting furnace and a microwave magnetic separator. When the magnetic separation is carried out, the materials are crushed and then added to the material bin, powdery materials enter the preheating reacting furnace through the screw feeder and the star type feeding machine for preheating, and the preheated powdery materials enter the microwave magnetic separator through an air inlet pipe for the microwave heat treatment and the magnetic separation; products subjected to the magnetic separation are discharged through an ore discharge pipe from a discharge port, and other materials are discharged through an outlet pipe from the discharge port. The device disclosed by the invention can be used for reducing the weak magnetic Fe2O3 contained in the materials into strong magnetic Fe3O4 through the microwave heating and separating the iron ore concentrates through the magnetic separation, integrally and simultaneously carries out the reduction and the magnetic separation, has the advantages of small investment, low energy consumption, large treatment quantity, water saving, no air pollution, wide application range and relatively popularization prospect, is simple in equipment, and can be used for treating multiple hematite-containing materials which include ores, such as steel slag, low-grade limonite and iron ores.

The invention relates to a novel application of a refining device on a device for automatically controlling an extruder to discharge material uniformly, wherein the device for automatically controlling an extruder to discharge material uniformly comprises a controller, a raw material hopper, a rack, a feed hopper and a weighing device, wherein the raw material hopper and the feed hopper are respectively arranged on the upper end and the lower end of the rack, and a lower outlet of the feed hopper is connected with a feed port of the extruder; a lower outlet of the raw material hopper is provided with an automatically controlled raw material gate; an input end of the controller is connected with the weighing device, an output end of the controller is connected with a motor of an extruding screw of the extruder or a driving motor of a traction roll, and an upper surface of the feed port of the extruder is connected with a material blending device. The invention has the advantages that a structure is simplified, the manufacturing cost is reduced, a control principle is simple, the operation is easy, the precision can meet production needs, the maintenance and the debugging are easy; and the uniformity of length, color and thickness of products is greatly improved.

A blind plug type liquid cooling module comprises a liquid cooling cavity which is composed of a cavity, a built-in flow channel, and fluid. A puller is arranged in the front of the liquid cooling cavity. A floating blind plug connector is arranged in the rear of the liquid cooling cavity. A plurality of printed boards or devices are arranged in the middle. Locking strips are arranged at both sides. A cover plate is arranged at least above. The cover plate, the liquid cooling cavity and the floating blind plug connector constitute an isolated chamber which provides electromagnetic shielding and salt fog isolation for the printed boards or the devices. A blind plug liquid cooling joint is arranged in the rear of the liquid cooling cavity. A cooling channel is formed between the blind plug liquid cooling joint and the built-in flow channel of the liquid cooling cavity. Cooling liquid circulates in the cooling channel to cool the printed boards or the devices.

The invention discloses a wire grinding mechanism. Controlled by a digital control circuit, a wire to be grinded is fixed in the grinding mechanism, a sand wheel rotation motor 2 drives the rotation of a sand wheel, a revolution motor 26 drives the revolution of the sand wheel around the wire to grind the surface of the outer circle of the wire, and simultaneously, a radial feed motor 7 drives the radial movement of the sand wheel so as to grind at a depth on the wire. Compared with the prior art, the mechanism of the invention is stable in rotation, durable and wearable, high in grinding precision, low in working noise, high in grinding efficiency, and convenient in maintenance and debugging.

The invention discloses a power distribution cabinet, relating to the field of electrical equipment. The power distribution cabinet comprises a power distribution cabinet body with a cabinet door and a top cover. The top cover is detachably connected to the power distribution cabinet. The power distribution cabinet body also comprises a fan and heat radiating slotted holes. The fan and the heat radiating slotted holes are arranged at the left side face of the power distribution cabinet. The right side face and the bottom face are provided with a plurality of air inlet holes. The power distribution cabinet is internally provided with a working table and cross bars which are slidingly connected to the power distribution cabinet. The front of the power distribution cabinet is provided with a plastic baffle plate which is fixed on the power distribution cabinet through screws and nuts. The power distribution cabinet has the advantages of good heat radiating performance, good insulation performance and convenient debugging and repair.

The invention provides a control system for an all-digital single-pulse electroplating power supply, and relates to the technical field of an electronic circuit. The control system comprises an EEROM (electrically erasable read-only memory), a power amplifier board, a secondary temperature detection and protective module, a communication port, an analog amplifier, a PWM (pulse width modulation) signal drive transformer and a display module, wherein the EEROM is connected with a digital signal processing module and used for storing the working parameters of the power supply and storing the control parameters in power failure, the communication port is used for completing communication, the analog amplifier is used for amplifying the feedback voltage and a telecommunication signal, and the display module is used for a power supply state indicator lamp and a buzzer. The control system for the all-digital single-pulse electroplating power supply is high in pulse width precision, and the consistency of products in the metal surface processing and the product quality can be guaranteed.

The invention provides a force balance model-based hemispherical resonant gyro digital control circuit comprising a gyro meter header and the like, a first signal detection circuit and a second signal detection circuit are connected with the gyro meter header, a first analog-to-digital conversion circuit and the second signal detection circuit are connected, a second analog-to-digital conversion circuit and the first signal detection circuit are connected, a digital frequency tracking circuit and a digital amplitude control circuit are connected with the first analog-to-digital conversion circuit, a digital force feedback control circuit and a digital orthogonal control circuit are connected with the second analog-to-digital conversion circuit, the first analog-to-digital conversion circuit is connected between a first high voltage drive circuit and a digital amplitude control circuit, and the second analog-to-digital conversion circuit t is connected between a second high voltage drive circuit and a digital force feedback control circuit. The force balance model-based hemispherical resonant gyro digital control circuit can effectively improve the gyro control precision and stability, temperature environment changes have small impact on the digital control circuit precision, and the mass and volume of the control circuit can be reduced.

An upside-air-inlet three-fire-ring high-power combustor comprises a burner, a distributor seat, a central fire cover, an inner-ring fire cover and an outer-ring fire cover, wherein the burner comprises an air and fuel gas pre-mixing cavity, a central gas outlet tube, an inner-ring mixing cavity, an inner-ring gas outlet connector, an outer-ring mixing cavity and an outer-ring gas outlet connector; the air and fuel gas pre-mixing cavity is positioned on the front part and is provided with a top opening; the central gas outlet tube is positioned in the center; the inner-ring mixing cavity is positioned on the right side; the outer-ring mixing cavity and the outer-ring gas outlet connector are positioned on the left side; and the central gas outlet tube, the inner-ring mixing cavity and the outer-ring mixing cavity respectively communicate with the air and fuel gas pre-mixing cavity through a central ejector tube, an inner ejector tube and an outer ejector tube. Because the structure is adopted, the top opening of the air and fuel gas pre-mixing cavity of the burner is positioned in a stove and positioned above a panel; upside air inlet is realized by primary air; an annular supporting table in the peripheral direction of the burner supports the metal panel or a bottom plate of a liquid receiving plate; secondary air enters via a gap between a distributor and the panel of the stove; and air and fuel gas are pressurized and pre-mixed in the burner, and can quickly enter the distributor seat.

The invention relates to an ARM based embedded integrated display simulation instrument. The ARM based embedded integrated display simulation instrument is composed of an ARM processing board, a display module, a control module, an audio module, a power supply module, an interface module, display simulation instrument software and the like. Interconnection of a plurality of integrated display simulation instruments is realized through instrument simulation software architecture. The ARM based embedded integrated display simulation instrument has the characteristics of low cost, high reliability, timeliness, simple interface, convenient debugging and the like, can improve the design and development efficiency of a flight simulator, and reduces the debugging and maintenance difficulty. Meanwhile, the ARM based embedded integrated display simulation instrument has an embedded software and hardware environment, not only can provide functional verification for a POP design, but also can provide verification for performance indexes, data interfaces and the like.