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43results about How to "Improve first pass rate" patented technology
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Clinical medicine laboratory instrument management system and standardized management method therefor
InactiveCN108550393ATimely updateDoes not consume spaceMedical equipmentManagement processQuality control
The invention discloses a clinical medicine laboratory instrument management system and a standardized management method therefor. The management system comprises a system setting module, a device purchase application module, a device file module, an instruction module, a personnel authorization module, a maintenance module, a device calibration module, a project calibration module, a quality control report module, a fault maintenance module, an adverse event module, and a message reminding module. The method provided by the invention can achieve the setting of the accounts, roles and authorities of device administrative departments and users, the setting of the device purchase application and adverse event reports according to the management systems of hospitals and departments, and achieves the building of device management environments. Therefore, the method achieves a series of record and management paths: device purchase application and filing, instructions, personnel authorization, maintenance, device calibration, performance evaluation, calibration and quality control, fault management and adverse event report, and achieves the convenient and efficient comprehensive management of the instruments in a clinical laboratory.
Owner:王伟佳
Construction-vehicle cab with novel roll-over protection structure, and dynamic design method thereof
InactiveCN101561835AImprove safety and reliabilityDramatically improve safety and reliabilitySoil-shifting machines/dredgersSpecial data processing applicationsEnergy absorptionWeld seam
The invention provides a construction-vehicle cab with novel roll-over protection structure, and a dynamic design method thereof, and belongs to the research field of safe construction-vehicle cabs. The dynamic design method for the construction-vehicle cab with the novel roll-over protection structure comprises the following steps: 1. preliminarily designing a roll-over protection structural proposal, as well as section shape, size, joint form and welding-seam type of each bearing component and auxiliary component; 2. performing static simulation of the safety performance of the roll-over protection structure; 3. performing static test on the roll-over protection structure; 4. performing dynamic simulation of whole-vehicle roll-over; 5. performing dynamic test on a whole vehicle; and 6. optimizing structural design based on an orthogonal test method. An energy guiding sleeve and an energy-absorbing structure are arranged in a cab frame of the construction-vehicle cab with novel roll-over protection structure. The invention can greatly increase the standard and high efficiency of the construction-vehicle cab design method, and improve the rate of passing destructive test at a time. The provided construction-vehicle cab with the novel roll-over protection structure is greatly improved in safety and reliability, low in cost and easy to manufacture and popularize.
Owner:JILIN UNIV
Spiral type spring vibration screening equipment
ActiveCN104070008AImprove first pass rateReduce multiple vibrationsSievingScreeningEngineeringStructural engineering
The invention discloses spiral type spring vibration screening equipment which comprises a spiral type steel wire screen used for screening materials, a trough with fixed vibration frequency and a vibrating motor. According to the spiral steel wire screen, two adjacent spiral steel wires are connected in a 30-degree to 60-degree crispened mode to form stereoscopic meshes, the four edges of the stereoscopic meshes form two grooves in a two-up and two-down mode, identical spiral distances are formed by the spiral steel wires in the axial direction, the axial spiral distances and the size of the stereoscopic meshes can be designed according to screening demands, and one or more layers of spiral type steel wire screens are arranged in the middle of the trough. The spiral type spring vibration screening equipment can effectively improve the one-time passing rate of materials in the screening process, multiple times of vibration in the material separating process is reduced, and thus the separating effect and flow stability can be ensured.
Owner:HONGTA TOBACCO GRP +1
Method for avoiding solder bridge
ActiveCN101489359ANo bridgingImprove welding pass ratePrinted circuit assemblingPass rateEngineering
The present invention relates to a method for avoiding solder bridging. A plurality of insulation strips are respectively placed among a plurality of component holes of printed circuit board to be welded for insulating the adjacent component hole. Then welding is executed so that the component pins placed in the component hole are respectively combined fixedly with the printed circuit board through tin liquor, wherein the tin liquor is obstructed by the insulating strip. Thereby the improper solder bridging of two adjacent welding points on the component pins and component holes with small distance. Furthermore the welding pass rate can be increased and the maintenance cost of product in future is reduced.
Owner:MICRO-STAR INTERNATIONAL +1
Cable splicing operation platform
InactiveCN103293601AEnsure cutover safetyImproved cutover securityCoupling light guidesTerrainCircular disc
The invention discloses a cable splicing operation platform comprising a platform body with support legs. Two ends, in the horizontal direction, of the top of the platform body are provided with a groove for accommodating a splicer and a U-shaped clamping board for fixing a cable joint box. A rectangular fixing groove is formed at the inner top of the U-shaped clamping board and matches with a disc part of the cable joint box. Wind boards are arranged at a cable inlet of the platform body and on adjacent two sides. By the aid of the cable splicing operation platform, splicing workers can set up and place splicing equipment conveniently under various conditions, the cable splicer, an OPGW (optical fiber composite overhead ground wire) cable and the joint box can be fixed, cable breakage or core breakage due being mistakenly hit by external forces can be avoided, safe cutting and splicing of the cables can be guaranteed, the reliability rate, quality and efficiency of cable splicing can be increased, and quality and efficiency of cable splicing can be improved. The cable splicing operation platform can be assembled rapidly, and is adaptable to terrains, convenient to operate and carry, reasonable in structure, light in weight, durable and consistent to splicing specifications.
Owner:STATE GRID CORP OF CHINA +1
Cavity filter, communication equipment and low pass filter
InactiveCN102361108AReduced assembly contact areaLow costWaveguide type devicesWireless communicationInterference fitLow-pass filter
The invention discloses a cavity filter. An insulated medium sleeve is arranged between a low whole body structure and a cavity hole; the insulated medium sleeve and the cavity hole are in an interference fit; and projections are arranged on the outer surface of the insulated medium sleeve. According to the cavity filter, the equipment and the low pass filter provided in the invention, projections are arranged on an outer surface of an insulated medium sleeve, so that a fit contact area between the insulated medium sleeve and a cavity hole is reduced; therefore, on the hand, a fit interference magnitude can be enlarged and the possibility of a clearance fit is reduced, so that stability of a relative position of a whole body structure can be realized; on the other hand, a frictional force between the insulated medium sleeve and the cavity hole can be reduced, so that the whole body structure can be protected from being damaged.
Owner:ANHUI TATFOOK TECH CO LTD
System wind resistance characteristic simulation method
PendingCN110826191AImprove first pass rateEfficient thermal managementDesign optimisation/simulationWindageAir volume
The invention provides a system wind resistance characteristic simulation method. The method comprises the steps of obtaining the required air volume of electronic equipment with in-band draught fans,and estimating the number of the system draught fans needing to be installed; obtaining a system thermal analysis model, inputting the estimated number of system fans into the system thermal analysismodel, and setting other analysis parameters of the system thermal analysis model; wherein the analysis parameters at least comprise an internal fan performance parameter, a wind resistance parameterof a wind resistance device and a system fan performance parameter; setting one of the maximum flow and the maximum static pressure in the system fan performance parameters as a constant value, and performing parameterization setting on the other parameter; determining a series of system fan working points based on parametric analysis and calculation of the set system thermal analysis model, anddrawing a system wind resistance characteristic curve; effective heat management on the product is facilitated, the product development period can be shortened, the research and development cost is reduced, and the one-time passing rate of prototype heat dissipation is greatly increased.
Owner:GUOCHUANG INNOVATION CENTER OF MOBILE ENERGY (JIANGSU) CO.,LTD.
Buckle board testing device and method
InactiveCN108957164ASolve the problem of incomplete testingEliminate distractionsElectronic circuit testingTest efficiencyFirst pass yield
The invention discloses a buckle board test device and method, and relates to the technical field of communication. The test device comprises a test terminal, a test base plate and a test switching plate connected successively; the test switching plate is connected with a tested buckle board, a test terminal is connected with the tested buckle board via the test base plate and the test switching plate, and used to issue a test command to the tested buckle board and receive a test result reported by the tested buckle board; and the test base plate is used to provide a test circuit module whichis needed when the tested buckle board tests a hardware circuit to be tested according to the test command. Buckle board test is separated from single disc test, a tester determines the test result less difficultly, and can test multiple tested buckle boards at the same time, the test efficiency is improved, the problem that single disc test causes incomplete test of the buckle board, interferenceof a buckle board fault on single disc test is eliminated, and the first-pass yield of the single disc is improved.
Owner:FENGHUO COMM SCI & TECH CO LTD
Mechanism for improving module brightness performance consistency after assembly of liquid crystal screen and backlight module
PendingCN110308576AEnsure Brightness ConsistencyImprove stabilityNon-linear opticsEngineeringBrightness perception
The invention discloses a mechanism for improving module brightness performance consistency after assembly of a liquid crystal screen and a backlight module. The mechanism comprises assembly equipment, wherein the assembly equipment is used for assembling the liquid crystal screen and the backlight module in a matching way, the mechanism comprises three constituent parts, a first part is a liquidcrystal screen penetration rate partition mechanism and is used for acquiring corresponding liquid crystal screen penetration rates by code scanning and classifying and storing the corresponding liquid crystal screen penetration rates, a second part is a backlight module brightness detection and partition mechanism and is used for measuring brightness class after the backlight module is conductedand lighten and classifying and storing the brightness class, and a third part is a matching assembly part, is used for obtaining high, medium and low penetration rates by a CIM system and is assembled with the backlight module according to a certain relation of the high, medium and low penetration rates. By the mechanism, the brightness consistency of the produced LCD liquid crystal module can beensured, the stability of the produced LCD liquid crystal module is improved, the production yield of the liquid crystal module is improved, and the one-time passing rate of a product is improved. Bythe mechanism, full-automatic production is achieved, and automatic identification, classification and storage is achieved.
Owner:SHENZHEN XINSANLI AUTOMATION EQUIP
Enameled skin removing device for flat copper wire
PendingCN111668769APlay the role of fixing the wire pipeIntegrity guaranteedLine/current collector detailsManufacturing dynamo-electric machinesCopper wireElectric machinery
The invention discloses an enameled skin removing device for a flat copper wire. The device comprises a bottom plate. A paint removing device is in sliding fit with the bottom plate. A displacement driving device is fixedly mounted. The paint removing device comprises a mounting base, a second motor, a second belt wheel transmission mechanism, a hollow rotating shaft, a cutter body and a cutter body supporting base. The hollow rotating shaft is supported on the mounting base. The hollow rotating shaft is connected with a rotating shaft of a second motor through a second belt wheel transmissionmechanism. One end of the cutter body is connected with the hollow rotating shaft, the other end of the cutter body is in sliding fit with the cutter body supporting seat through a bearing, an origindetection device corresponds to the cutter body, a cutter mounting cavity and a wire passing hole are formed in the cutter body, a paint removing cutter is arranged in the cutter mounting cavity, anda wire passing pipe is in sliding fit in a shaft hole of the hollow rotating shaft. The displacement driving device comprises a first motor, a first belt wheel transmission mechanism, a screw rod mechanism and a screw rod mechanism. The first motor is fixed on the bottom plate, the screw rod mechanism is connected with the first motor through the first belt wheel transmission mechanism, the screwrod mechanism comprises a sliding block in threaded fit with a screw rod, and the sliding block is fixedly connected with the mounting seat.
Owner:成都华川电装有限责任公司
Device and method for positioning sensing element of displacement sensor
ActiveCN102410820AAccurate installation and positioningEasy positioningMeasurement devicesFixed frameEngineering
The invention discloses a device and method for positioning a sensing element of a displacement sensor. The device comprises a base, wherein a lead fixing frame, a sensor fixing plate and a measurer fixing plate are vertically arranged on the base from left to right; a displacement measurer is arranged on the measurer fixing plate; and a left screw hole, a right screw hole, a through hole and a lead accommodation hole for accommodating a sensing element lead are formed in the lead fixing frame. A stud in the right screw hole is rotated to downwards press the sensing element lead and drag the sensing element to uniformly move with a tiny span; and meanwhile, a meter display plate is observed until the sensing element is moved to a set position. By the device and the method, the sensing element of the displacement sensor can be precisely arranged and positioned at the set position; the device has a simple structure, is convenient to operate and can effectively guarantee the one-time pass rate and the reliability of a positioning process, so the measurement precision of a product is improved; and therefore, the device and the method can be widely applied to installation and positioning of the sensing element of the displacement sensor.
Owner:江门市英合创展电子有限公司
Battery shell runner partition welding process based on harmonica-shaped sectional material
PendingCN113523537AImprove first pass rateThermal deformation is not obviousNon-electric welding apparatusElectrical batteryThermal deformation
The invention discloses a battery shell runner partition welding process based on a harmonica-shaped sectional material. The battery shell runner partition welding process based on the harmonica-shaped sectional material comprises the following steps of fixing the harmonica-shaped sectional material to be welded on a workbench, machining rib positions of the sectional material according to the design, and ensuring that the machined rib positions have no residues; placing a partition structure at a position to be welded according to the design, accurately positioning, and ensuring that the partition structure is tightly matched with the upper side and the lower side of a runner; adopting a friction stir welding head with the fusion depth not smaller than 2 mm for welding the partition structure, so that an auxiliary hole formed after welding is reserved in the middle of the partition structure; performing auxiliary hole repair welding and two-end plug welding operation on the sectional material welded with the partition structure so as to obtain a shell primary finished product; and carrying out an air tightness test on the shell primary finished product, obtaining a shell finished product if the test passes, otherwise, carrying out repair welding on the leakage position. The battery shell runner partition welding process based on the harmonica-shaped sectional material has the remarkable effects that the one-time passing rate of a product air tightness test is greatly improved, and the thermal deformation is not obvious.
Owner:重庆新铝时代科技股份有限公司
Buffer solution for increasing success rate of preparing chromosome slide
InactiveCN106018032ALow costIncrease success ratePreparing sample for investigationPhosphatePhosphoric acid
The invention discloses a buffer solution for increasing the success rate of preparing a chromosome slide. The buffer solution is prepared from the following components in parts by weight: 3 to 4 parts of potassium dihydrogen phosphate, 14 to 16 parts of disodium hydrogen phosphate and 2000 parts of water by supplementing the surplus. A preparation method of the buffer solution comprises the following steps: S1, keeping constant temperature of a preparation room, weighing the potassium dihydrogen phosphate and the disodium hydrogen phosphate in corresponding parts by weight, respectively adding water for dissolving, transferring the dissolved potassium dihydrogen phosphate and the dissolved disodium hydrogen phosphate in the same volumetric flask, and diluting by using water, thus obtaining a mixed solution; S2, regulating the pH (Potential of Hydrogen) value to be 7 to 8.5 by using phosphoric acid; S3, carrying out high-pressure sterilization, and transferring the mixed solution into a reagent bottle after cooling to room temperature, thus obtaining the buffer solution for increasing the success rate of preparing the chromosome slide, wherein the buffer solution is sealed and preserved in a refrigerator of which the temperature is 0 to 4 DEG C for standby use. The buffer solution provided by the invention is capable of effectively increasing the success rate of preparing a peripheral chromosome slide, increasing the working efficiency, reducing the re-dripping rate of the chromosome slide, reducing the workload of experimenters, reducing the loss of a reagent and reducing the slide preparation cost.
Owner:合肥金域医学检验实验室有限公司
Strong impact test adjusting device and method suitable for carrier-based electronic equipment
ActiveCN110296806ASolved the testSolve the problem of undertestingShock testingDecompositionComputer module
The invention discloses a strong impact test adjusting device and method suitable for carrier-based electronic equipment. The device comprises an adjusting module and a connecting plate; the adjustingmodule comprises a steel wire rope vibration absorber, rubber plates and steel plates; steel plates are installed in the length direction of the steel wire rope vibration absorber, rubber plates arearranged on the upper portion and the lower portion of the steel plates, the steel plates are connected with the steel wire rope vibration absorber through the rubber plates, and the steel plates andthe rubber plates are filled in the vertical direction of the steel wire rope vibration absorber. In the horizontal test, the tested equipment is connected with the adjusting module through a first connecting plate, a test bed is connected with the adjusting module through a second connecting plate, and the adjusting module is arranged between the first connecting plate and the second connecting plate. The problem of over-test or under-test in the strong impact test of the carrier-based electronic equipment is solved, a new idea and a new technical approach are provided for the decomposition and check test of the strong impact resistance index of the subsystem equipment in a system, and the design and research of the strong impact resistance structure of the carrier-based electronic equipment, particularly the complex large-scale carrier-based electronic equipment, are facilitated.
Owner:CHINA ELECTRONICS TECH GRP CORP NO 14 RES INST
Welding flux for X70 pipeline steel longitudinal submerged arc welding and preparation method of welding flux
InactiveCN107553008AGood workmanshipSimple processArc welding apparatusWelding/cutting media/materialsSlagWeld seam
The invention relates to welding flux for X70 pipeline steel longitudinal submerged arc welding and a preparation method of the welding flux. The welding flux comprises 9 wt.%-11 wt.% of Mn, 20 wt.%-30 wt.% of GaF, 20 wt.%-26 wt.% of Al2O3, 32 wt.%-40 wt.% of MgO and 0.9 wt.%-1.2 wt.% of siFe. The defects of slag inclusion, air holes and the like prone to being caused in the welding process are reduced, the process performance obtained when a welding seam has good low temperature impact toughness is met, the one-time passing rate of pipe detection is increased, and the labor intensity of workers is reduced.
Owner:巩义市广大焊业有限责任公司
Electric locomotive roof insulator washing machine
PendingCN109201541AImprove maintenance productivityReduce circulationCleaning using toolsCleaning using liquidsDrive shaftEngineering
The invention relates to an electric locomotive roof insulator washing machine. The electric locomotive roof insulator washing machine comprises a rack, a liquid storage groove, a washing chamber, a machine chamber, an electric cabinet, a control panel and a water level warning device. The washing chamber is located in the middle of the machine chamber. The washing chamber is internally provided with four sets of linkage rotating mechanism, one set of brush rotating mechanism, spraying mechanisms, a rolling wheel linear guide rail and a safety gate. The brush rotating mechanism is vertically installed in the middle of the washing chamber, the spraying mechanisms are fixedly installed on the two sides of the linkage rotating mechanisms, and the brush rotating mechanism is fixed to the rolling wheel linear guide rail. The machine chamber is internally provided with an alternating current motor, a spraying pump, a rinsing pump, a material pushing cylinder and a gate cylinder. The brush rotating mechanism is connected with the alternating current motor through a transmission shaft. The spraying mechanisms are connected with the spraying pump and the rinsing pump. The rolling wheel linear guide rail is fixedly installed on the end portion of the material pushing cylinder. The spraying pump, the rinsing pump and the washing chamber communicate with the liquid storage groove. By meansof the electric locomotive roof insulator washing machine, synchronous, automatic and efficiency washing of four insulators can be achieved at a time.
Owner:中国铁路上海局集团有限公司上海机车检修段 +1
Device and method for increasing material separation rate through negative-pressure air system
The invention discloses a device and method for increasing the material separation rate through a negative-pressure air system. The negative-pressure air system is arranged below an oscillating screen and comprises a negative-pressure air cavity; the negative-pressure air cavity comprises a first negative-pressure area provided with first negative pressure and a second negative-pressure area provided with second negative pressure; the first negative-pressure area is connected with the oscillating screen; the second negative-pressure area is connected with the first negative-pressure area; a conveying device is positioned in the second negative-pressure area; the absolute value of the first negative pressure is smaller than that of the second negative pressure; materials pass through the oscillating screen and then penetrate screen holes to enter the first negative-pressure area, and most of the materials fall on the conveying device to be conveyed out of the device, and a small part of materials which are small in bulk specific gravity penetrates the first negative-pressure area to enter the second negative-pressure area and fall on the conveying device in the second negative-pressure area in a stalled manner.
Owner:HONGTA TOBACCO GRP +1
Sensitive interval detection method and device during reactive dye mixing and computer equipment
PendingCN113866103AImprove stabilityImprove first pass rateColor/spectral properties measurementsManufacturing computing systemsProcess engineeringColor changes
The invention relates to a sensitive interval detection method and device during reactive dye mixing and computer equipment. The method comprises the following steps: generating a plurality of dyeing formula information of the blended dye, the dye liquor concentration of each dye in the blended dye being in gradient change between the dyeing formula information; acquiring colored light difference data of the mixed dye after the test fabric is dyed under the dyeing formula corresponding to each piece of dyeing formula information, the colored light difference data comprising a plurality of types of colored light difference values; according to the colored light difference data, determining a change curve of each type of colored light difference value along with the dye liquor concentration corresponding to each piece of dyeing formula information; and when an intersection part exists between the change curves of the color light difference values of various types, determining a dye liquor concentration interval corresponding to the intersection part as a sensitive interval of the blended dye. According to the method, the sensitive interval of color change when multiple dyes are mixed can be found out, so that the sensitive degree of the sensitive interval can be evaluated, the process is optimized, and the stability of workshop production is improved.
Owner:GUANGDONG ESQUEL TEXTILES CO LTD
Fixing method of upper shell and lower shell of power battery pack
InactiveCN112138960AImprove efficiencyLow costLiquid surface applicatorsMaterial gluingPower batteryStructural engineering
The invention provides a method for fixing an upper shell and a lower shell of a power battery pack. The method comprises following steps: step 1, preparing a gluing tool; step 2, brushing primer on to-be-bonded surfaces of the upper shell and the lower shell; step 3, applying sealing glue to the to-be-bonded surfaces of the upper shell and the lower shell; step 4, pressing the upper shell and thelower shell, and then tightening screws; step 5, uniformly smearing sealant; and step 6, placing and maintaining the fixed battery pack, and carrying out air-tightness detection after the sealant iscured. According to the method, the invest cost is low, a rubber pipe is prevented from being blocked, and a rubber tank and the rubber pipe do not need to be cleaned; besides, the air-tightness of the battery pack after the upper and lower shells are fixed is ensured, and the one-time passing rate of air-tightness detection of the battery pack is improved.
Owner:DONGFENG MOTOR CORP HUBEI
Intelligent following edge and safe edge wire cutter
ActiveCN108085913AQuality assuranceFix damageTextile disintegration and recoveryLace shearingEngineeringInfrared probe
The invention discloses an intelligent following edge and safe edge wire cutter which comprises a first fabric guide roller, a second fabric guide roller, a supporting frame, a first pressing roller,a fixed support, a cutting mechanism and a first moving mechanism. The first moving mechanism comprises a first gradual pressing rod, a first infrared probe and a second infrared probe, the first gradual pressing rod is arranged between a fabric edge of one side of a gray fabric and a comb plate and between the comb plate and the second fabric guide roller, the first moving mechanism is movably arranged on the fixed support and drives the first gradual pressing rod to move on the fabric edge of one side of the gray fabric, and the fabric edge of one side of the gray fabric is arranged betweenthe first infrared probe and the second infrared probe. By the aid of the mode, the wire cutter presses the fabric edge of the gray fabric by the aid of the first gradual pressing rod, so that the fabric edge of the gray fabric is not damaged by a cutting knife, the wire cutter can ensure that a floating wire is not affected after cut, and the quality of the gray fabric is effectively ensured.
Owner:GUANGDONG TIANHAI LACE
A polishing process for the channel opening of the back plate in a molybdenum-niobium target assembly
Owner:合肥江丰电子材料有限公司
SVN-based automatic test data management and control realization method and system, electronic equipment and storage medium
PendingCN112612691AImprove accuracyReduce communication costsSoftware testing/debuggingTest qualityAutomatic testing
The invention discloses an SVN-based automatic test data management and control implementation method and system, electronic equipment and a storage medium, and belongs to the technical field of test. The method comprises the following steps: compling test data according to business scene requirements, and correspondingly updating the compiled test data to an SVN version library; selecting a to-be-tested test case from the SVN version library, and obtaining compiled test data corresponding to the test case; obtaining an expected result of the test case according to the written test data; testing the compiled test data to obtain an actual test result; comparing the actual result with the expected result, and if the two results are consistent, ending the test; and if the two results are inconsistent, testing again. According to the invention, through SVN version control of the test data, the one-time passing rate of the scene test is improved, the test quality is improved, and the one-time passing rate of the test is improved by 50% or above.
Owner:北京思特奇信息技术股份有限公司
A strong impact test adjustment device and method suitable for shipboard electronic equipment
ActiveCN110296806BImprove first pass rateHigh adjustment accuracyShock testingTest benchShock absorber
Owner:CHINA ELECTRONICS TECH GRP CORP NO 14 RES INST
Intelligent model conversion method and system for special-shaped circuit board diagram design and medium
PendingCN112632898AImprove conversion efficiencyShorten the timeGeometric CADSpecial data processing applicationsCircuit modelsCircuit design
The invention belongs to the technical field of data processing in special-shaped circuit board diagram design, and discloses an intelligent model conversion method, system and medium for special-shaped circuit board diagram design. Theintelligent model conversion method comprises the steps: enabling a client to carry out the data configuration of a structure model and a special-shaped circuit model in circuit design, and obtaining a configuration file; performing layer mapping of the structure model and the special-shaped circuit model by utilizing the obtained configuration file, and establishing a corresponding lamination relationship; obtaining imported structure model layer data based on the established lamination relationship; and sending the acquired structure model layer data to a server. According to the invention, any one of the structure model and the special-shaped circuit model is automatically and intelligently changed, and the other one is automatically changed; therefore, the time for manually modifying the model can be greatly reduced, and the model conversion efficiency is improved, so that the product design efficiency is improved. The method and system is easy to learn and use and simple to operate. Therefore, the connectivity of the circuit and the process inspection can be automatically inspected.
Owner:北京迪浩永辉技术有限公司
Method for avoiding solder bridge
ActiveCN101489359BShort stayImprove first pass ratePrinted circuit assemblingEngineeringPrinted circuit board
Owner:MICRO-STAR INTERNATIONAL +1
Integrally-formed anti-skid anti-looseness self-locking screw rod, fastening assembly and tuning device
PendingCN108331824ATo achieve the purpose of self-lockingHigh precisionNutsBoltsSelf lockingEngineering
The invention discloses an integrally-formed anti-skid anti-looseness self-locking screw rod, a fastening assembly and a tuning device. The screw rod comprises an integrally-formed screw rod body, thescrew rod body comprises a head portion and a body portion, the head portion comprises thread portions arranged in a spaced mode and an elastic portion located between the thread portions, the elastic portion is provided with an arc groove, and the arc groove and the thread portions are of an integrally-formed structure. Since the elastic portion is provided with the arc groove and located between the thread portions, when the screw rod body is adjusted, the purpose of self locking of the screw rod in the fastening assembly is achieved through springback torque produced by the arc groove structure on the elastic portion, the structure is smaller and more portable compared with a traditional non-self-locking screw rod, the fastening assembly with the self-locking screw rod is used in the tuning device since fine thread pitch fit is adopted in the self-locking way, the accuracy of adjusting the screw rod size is improved, adjusting time is shortened, and therefore the tuning device adopting the self-locking screw rod is stable relative to a traditional way and high in one-time passing rate.
Owner:东莞市华尔通信有限责任公司
A spiral spring vibration screening equipment
ActiveCN104070008BImprove first pass rateReduce multiple vibrationsSievingScreeningPass rateEngineering
Owner:HONGTA TOBACCO GRP +1
Double pipe welding method
ActiveCN105710551BReduce the overall length of the weldReduce construction difficultyWelding apparatusDouble tubeButt welding
Owner:JIANGNAN SHIPYARD GRP CO LTD
Construction-vehicle cab with novel roll-over protection structure, and dynamic design method thereof
InactiveCN101561835BImprove safety and reliabilityDramatically improve safety and reliabilitySoil-shifting machines/dredgersSpecial data processing applicationsEnergy absorptionWeld seam
Owner:JILIN UNIV
Device and method for testing hardness of semi-solid extrusion abrasive flow
PendingCN113267425AAppropriate cutting speedUniform force in all directionsFlow propertiesTemperature controlProcess engineering
The invention provides a device and a method for testing the hardness of a semi-solid extrusion abrasive flow, which are used for solving the technical problems that in the existing production, a uniform detection device and a detection method for the hardness of a semi-solid extrusion abrasive flow product are lacked, the product percent of pass is low, and the processing consistency and the processing precision are difficult to control. The device comprises a clamping mechanism, a temperature control mechanism, a test rod, a sample cylinder and a timing measurement mechanism. The clamping mechanism is fixedly connected to the temperature control mechanism, the test rod is arranged on the clamping mechanism through the guide mechanism, the upper end of the test rod is connected with the clamping mechanism, the sample cylinder is fixed in the temperature control mechanism, the lower end of the test rod is matched with the sample cylinder, the timing measurement mechanism is connected with the clamping mechanism, and the timing measurement mechanism is matched with the test rod. Reliable guidance can be provided for production and application of extrusion abrasive flow products, the quality of the extrusion abrasive flow products is improved, the first-pass yield of machining is improved, and reworking, repairing and scrapping are reduced.
Owner:ZHENGZHOU RES INST FOR ABRASIVES & GRINDING CO LTD
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