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36results about How to "Improve self-test performance" patented technology

SPFA algorithm-based dynamic route control method calculating forwarding path

InactiveCN106209615AFully explore the total load capacityImprove acceleration performanceData switching networksIp addressSelf checking
The present invention discloses an SPFA algorithm-based dynamic route control method calculating a forwarding path. The method comprises the steps of calculating an optimal path according to network information by using the SPFA algorithm; screening out ids of switches that the optimal path passes among all switches; analyzing a starting IP address of the path; deleting flow tables in accordance with the starting IP in all switches that the optimal path passes; and acquiring link information, and creating and delivering the flow table to be delivered in each switch according to the link information and an optimal path forwarding sequence. Through adoption of the method, interdomain link waste is greatly reduced and the link is more intelligent; according to reliability, security and error processing demands, the path is optimized specifically and effectively; the robustness and availability are enhanced, the self-check capability is enhanced, regular self-check of the system is completed and potential problems are reported; and developers can learn the project from a long-term perspective and perform long-term maintenance and further development for the project, so that a new era of route optimization in an SDN domain is ushered in.
Owner:YUNNAN UNIV

Displacement detection system with twist error correcting function

InactiveCN102538685AImproved reading stability and self-test capabilityReduce torsional errorUsing optical meansAccuracy and precisionMeasurement precision
The invention relates to a displacement detection system, in particular to a displacement detection system with a twist error correcting function. The problem that the measurement precision of a measuring instrument cannot be fully used because of the mechanical structure precision or the mounting precision of a machine tool while the traditional measurement technology is designed according to the measurement precision of the measuring instrument is solved. The system comprises a first standard raster, a second standard raster, a sampling control module, a first position signal probing system, a second position signal probing system and a position analyzing module, wherein the first position signal probing system and the second position signal probing system send sampling signals through the sampling control module together; and the position analyzing module weighs the two displacement signals and averagely calculates the displacement value of a moving body by analyzing and comparing the displacement signals from the first position signal probing system and the second position signal probing system. The displacement detection system is used for improving reading stability and self-detection ability of a measurement system, and eliminating or reducing a twist error to the greatest extent at the same time.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Locking control method for locking device

The invention relates to a locking method for a locking device. The locking device comprises an optoelectronic switch, a comparator, a single chip microcomputer, a driving integrated circuit, a powersupply module and a motor, and four modules of a main program module, a serial port receiving interrupting module, a serial port transmitting interrupting module and a software timing interrupting module are arranged in the single chip microcomputer. The optoelectronic switch reads position information of a mechanical platform body, the comparator processes a signal and feeds back the signal to the single chip microcomputer, and after the single chip microcomputer judges the position signal, a PWM pulse width wave is sent to a driving chip to control the motor to rotate. The locking control method adopts a pulse width modulation control mode (PWM), and not only has the advantages that the noise influence is low, and the transmitting distance is long, but also utilizes a small pulse wave tocontrol stalling of the motor in the locking process, and therefore high reliability of locking is achieved. The operation is convenient and easy to implement, and not only is quick locking of the locking device achieved, but also high reliability of locking of the locking device is achieved through continuous impulse waves in the locking process.
Owner:JIUJIANG JINGDA MEASUREMENT TECH

Industrial production assembly line optimization device

The invention provides an industrial production assembly line optimization device. The industrial production assembly line optimization device comprises an electric conveying belt [1]. The electric conveying belt [1] is provided with a narrow independent conveying belt [2]. The speed of the electric conveying belt and the speed of the narrow independent conveying belt are maintained synchronous. A detection module [3] and a prompt module [4] are arranged on the back portions of the conveying belts. The electric conveying belt [1] is arranged on a working panel of an assembly line and can convey products; the independent conveying belt [2] is arranged and located in the center of the electric conveying belt [1] and conveys the machined products to flow to the next step; the detection module [3] is arranged and located above the electric conveying belt [1] and can detect the products on the whole conveying belt; the prompt module [4] is arranged and sends out prompt information when encountering the unfinished products; the mode of the prompt information is sound or LED lamp light display; and a guarantee can be provided for workers in the rapid assembly line, mistaken and omitted products are reduced, and the self-inspection ability and the working efficiency are improved.
Owner:XINCHANG CHENGTAN DADONG MACHINERY FACTORY

Device self-checking method and device, ATM and storage medium

InactiveCN110097683ARealize intelligent and automatic detectionImprove the effect of self-testComplete banking machinesCoin/currency accepting devicesDistribution ruleSelf checking
The invention discloses a device self-checking method and device, an ATM and a storage medium. The method comprises the following steps that: when a self-checking command of a detecting unit is detected, a transmitting terminal in at least one detecting unit at at least one mounting position in the control device transmits a detection signal; according to a receiving signal that is received by a receiving terminal in at least one detecting unit and matches the detection signal, a detection sensitivity level of the at least one detecting unit is obtained; and if the detection sensitivity levelof the at least one detecting unit does not meet the sensitivity level distribution rule corresponding to the device, a self-checking failure of the detecting unit is determined, wherein the sensitivity level distribution rule includes a sensitivity level requirement corresponding to the at least one detecting unit at the at least one mounting position of the device. Therefore, the intelligent andautomatic detection of the device is realized, so that the self-checking effect is improved.
Owner:SHENZHEN YIHUA COMP +2

Communication fault simulating device and method of box simulator

The invention provides a communication fault simulating device and method of a box simulator, relates to the field of communication, and satisfies requirements of simulating normal work state and fault state simultaneously. An RS422 communication circuit receives control / test command, satisfying the RS422 level standard, of an emission control system, and sends the satisfied control / test command to a protocol processing circuit; a fault code monitoring circuit monitors a fault code level signal generated by a dial switch via a toggle switch in a cyclic manner, converts the fault code level signal into an extra protocol conversion reference, and transmits the reference to a protocol conversion circuit; the protocol processing circuit searches for a stipulated command answer sheet according to the received fault monitoring code which is monitored by the fault code monitoring circuit, and outputs a corresponding command answer code of the fault monitoring code to the RS422 communication circuit via the command answer sheet, and the RS422 communication circuit outputs the corresponding command answer code to the emission control system. The device and method are suitable for communication simulation.
Owner:BEIJING INST OF ELECTRONICS SYST ENG

Self-inspection plastic mould for producing wood-plastic co-extrusion house roof plate

InactiveCN105150421AImprove self-test performanceConvenient deformation detectionAutomatic controlEngineering
The invention relates to a self-inspection plastic mould for producing a wood-plastic co-extrusion house roof plate. The mould comprises a bottom main template, a right assembly mechanism which is provided with an upwards convex part and arranged on the upper surface, near the right side, of the bottom main template, two right weight reducing holes which are formed in the right assembly mechanism and used for reducing the self-weight of the plastic mould, a left assembly hook which is arranged on the left side surface of the right assembly mechanism, an arc cover which is provided with an upwards convex part and arranged on the upper surface, near the left side, of the bottom main template, and a first support plate, a second support plate and a third support plate which are arranged between the upper surface of the bottom main template and the lower surface of the cover body. Cavities with monitoring devices are arranged in the first support plate and the third support plate, starting and stopping of the monitoring devices are automatically controlled by seal protection covers, the self-inspection performance of the plastic mould is greatly improved, the deformation inspection of the plastic mould is greatly facilitated in the late production process, the production efficiency is increased, and the precision of products is maintained.
Owner:黄石市三利塑业模具有限公司

Preparation process and construction process of three-in-one type sand-in-water

The invention relates to the technical field of sand-in-water, discloses a preparation process and a construction process of three-in-one type sand-in-water. A purpose of the invention is to solve theproblems of multiple procedures, long construction period, high labor cost, difficulty in reaching of construction spraying standards and difficulty in standardizing of acceptance standards in the existing construction process. The preparation process comprises: 1, preparing a glue solution; 2, preparing a protection agent; 3, preparing a specially-made color paint; 4, preparing a protection emulsion; and 5, granulating and preparing according to a certain ratio. Compared with the original sand-in-water construction process with characteristics of complex procedure, a large variety of used materials, more control links, high time consumption, high labor consumption, high cost and high construction acceptance difficulty, the construction process of the invention simplifies the multiple procedures and the multiple materials, reduces the time cost and the labor cost, enhances the self-control and self-detection capacity of the constructor, simplifies the acceptance standard, and eliminates the technological operation that a black paint can be covered through full-spraying by the constructor after middle coating.
Owner:上海岩首新材料科技有限公司

Metal steel plate end face chip milling device

The invention discloses a metal steel plate end face chip milling device which comprises a door-shaped frame, a spindle motor, an electric control powerful magnetic disc, a movable lifting door, a lifting door regulation and control assembly, a lifting regulation and control assembly, a numerical control operation box, a working table, a fixing frame, a machine head and a cutter head. The door-shaped frame is arranged on the working table, and the lifting door regulation and control assembly is arranged on the door-shaped frame; the movable lifting door is arranged on the door-shaped frame, the movable lifting door is connected with the lifting door regulation and control assembly, the electric control powerful magnetic disc is arranged on the workbench, the fixing frame is arranged on the electric control powerful magnetic disc, the electric control powerful magnetic disc penetrates through the door-shaped frame, and the lifting regulation and control assembly is arranged on the door-shaped frame; and the numerical control operation box is arranged on the door-shaped frame, the spindle motor is arranged on the lifting regulation and control assembly, the machine head is arranged at the output shaft end of the spindle motor, and the cutter head is arranged on the machine head. The invention belongs to the technical field of intelligent mechanical equipment, and particularly relates to the metal steel plate end face chip milling device.
Owner:潘炳汉

Gasket combined nut press-fitting equipment

The invention discloses gasket combined nut press-fitting equipment which comprises a press-fitting machine and a discharging sliding way, the feeding end of the discharging sliding way is connected with the discharging end of the press-fitting machine, a lower sliding cavity of the discharging sliding way is used for guiding a nut part of a workpiece, an upper sliding cavity of the discharging sliding way is used for guiding a gasket part of the workpiece, and an intermittent vibration component is arranged on the discharging sliding way. The workpiece on the discharging sliding way is self-checked by means of self weight in the vibration process; through simple structural transformation, the self-checking effect can be further improved by utilizing the self-weight of a product and a vibration mode, gaskets and nuts which are not pressed are separated during blanking, and later manual selection is omitted; the gasket combined nut press-fitting equipment has the advantages of being simple in structure, low in manufacturing cost, convenient to assemble, disassemble and maintain and high in universality, and the labor productivity is effectively improved.
Owner:DONGFENG MOTOR FASTENER CO LTD

Method, device, atm and storage medium for equipment self-inspection

ActiveCN110111482BSolve the problem of unsatisfactory self-test effectRich self-test contentComplete banking machinesCoin/currency accepting devicesComputer hardwareEngineering
The embodiment of the present invention discloses a method, device, ATM and storage medium for self-inspection of equipment. The method includes: when detecting a detection unit self-inspection instruction, controlling the transmitting end of at least one detection unit in the equipment to transmit at least one A detection signal, determining unit sensitivity information of at least one detection unit according to the detection signal and a receiving signal received by a receiving end in at least one detection unit that matches the detection signal, where the unit sensitivity information includes: at least one sensitivity information of a transmitting end, and / or at least one sensitivity information of the receiving end; according to the operation rules recorded in the sensitivity level distribution rules, perform calculations on the unit sensitivity information of at least one detection unit, and when it is determined that the calculation results do not match the sensitivity level distribution rules, determine the detection Unit self-test failed. The technical solutions of the embodiments of the present invention provide intelligent and automatic detection of equipment, thereby improving the effect of self-inspection.
Owner:SHENZHEN YIHUA COMP +2
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