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85results about How to "Reduce replacement" patented technology
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Multipurpose adjustable metal plate bending die and working principle
The invention discloses a multipurpose adjustable metal plate bending die and a working principle, and relates to the technical field of bending dies. According to the multi-purpose adjustable metal plate bending die and the working principle, the multi-purpose adjustable metal plate bending die comprises an angle adjusting structure and a pressing plate structure, a base is arranged on the lower side of the angle adjusting structure, a two-way worm is arranged in the base, transverse sliding blocks are arranged on the two sides of the two-way worm, the transverse sliding blocks are connected with a movable base, four guide rods are arranged in the base, and the movable base is connected with the movable base. Four guide sliding sleeves are arranged on the lower side of the movable seat and coaxially connected with guide rods, a connecting seat is connected to the upper side of the movable seat, a connecting plate is arranged on the upper side of the connecting seat and connected with a push rod, the push rod is connected with a rotary supporting plate in a hinged mode, and the rotary supporting plate is connected with a left half template and a right half template. And the left half template and the right half template are connected through a connecting shaft.
Owner:KUNSHAN YANXIAOJUN STAINLESS STEEL PROD CO LTD
A redundancy anti-overflow device for a mixing vessel
This application discloses a redundancy anti-overflow device for a stirred tank, relating to the field of stirred tank technology. The application includes a discharge pipe with a valve installed on it. A fixing seat is bolted to the discharge pipe, and a connecting rod is fixed to the fixing seat. A mounting seat is fixed to the end of the connecting rod. A stainless steel corrugated pipe is inserted into the end of the discharge pipe, and a support rod is fixed to the stainless steel corrugated pipe. The support rod is fixedly connected to the connecting rod. An external pipe is inserted into the end of the stainless steel corrugated pipe away from the discharge pipe. Both ends of the stainless steel corrugated pipe are equipped with sealing structures, and a locking structure is provided between the stainless steel corrugated pipe and the mounting seat. This application improves the sealing effect between pipes through the sealing structure, reducing the risk of leakage. During the replacement of the external pipe, the retractable stainless steel corrugated pipe combined with the sealing structure reduces leakage and also reduces the need for replacing the sealing ring.
Owner:SHENZHEN BAOLI RESINS CO LTD
A downhole multi-parameter logging device
ActiveCN121760696BHigh structural reliabilityImprove the protective effectSurveyConstructionsInterference resistanceElectrical battery
The application discloses a downhole multi-parameter logging device and belongs to the technical field of logging while drilling, comprising a drill collar, a battery module and a circuit module are respectively arranged at the two ends of the inner cavity of the drill collar and are axially fixed through locking modules, a metal centralizer is fixedly arranged in the inner cavity of the drill collar, a plurality of independent centralizing blocks are arranged at the center of the metal centralizer, the drill collar comprises a drill collar body, an antenna housing, a strip-shaped magnetic core and a coil, and stable signal transmission is guaranteed, the battery module comprises annular batteries and butterfly springs, can be replaced on site and has a damping function, the circuit module comprises resistivity, azimuth gamma and inclination measurement modules, is integrally designed and has strong anti-interference performance, the metal centralizer realizes self-adaptive centralizing through centrifugal force and hydraulic damping, and the independent centralizing blocks can compensate temperature errors, the device is stable in structure, is suitable for complex well conditions, is convenient to maintain and can realize accurate and synchronous measurement of multiple parameters, thereby providing reliable data support for logging while drilling.
Owner:SCHLUMBERGER JHP OILFIELD TECH SHANDONGCO
Self-cleaning type gas ultrasonic flowmeter based on intelligent monitoring
ActiveCN121954145ASolve the problem of accuracy that is difficult to improveHigh measurement accuracyVolume/mass flow measurementVolume meteringPrediction algorithmsControl engineering
The invention discloses a self-cleaning type gas ultrasonic flowmeter based on intelligent monitoring, and relates to the technical field of gas flow metering equipment. The flow meter comprises a flow meter body, a detection assembly, a filtering assembly and a built-in intelligent control module, and the intelligent control module carries a soft-pass algorithm system. The detection assembly comprises an ultrasonic sensor and a gas component analyzer, and the filtering assembly forms a filtering replacement mechanism through a first positioning plate, a second positioning plate, a rubidium magnet and a PTFE hydrophobic breathable film. The soft-pass algorithm system comprises dynamic calibration, multi-source data fusion, pollution grading early warning and life prediction algorithms, and can receive and process detection data, dynamically adjust detection parameters, monitor the state of a filter assembly and output early warning and life results. Software and hardware cooperation is realized through fusion of a hardware structure and a soft-pass algorithm, the measurement precision and stability are improved, the operation and maintenance cost is reduced, and the service life of equipment is prolonged.
Owner:LIAONING LIAOHE XINGDONG HIGH-TECH CO LTD
A double-sided aluminum substrate opening device
This utility model discloses a hole-opening device for a double-sided aluminum substrate, applied in the field of hole-opening device technology. It includes a base plate, a support plate fixedly connected to the bottom of a hydraulic cylinder, a hole-opening assembly at the bottom of the support plate, a placement plate slidably connected to the top of the base plate, a clamping assembly at the top of the placement plate, a connecting plate welded to the rear side of the support, a drive gear fixedly connected to the output end of a second motor, and two rotating rods rotatably connected to the front side of the vertical surface of the connecting plate via bearings. Each of the two rotating rods has a driven gear meshing with the drive gear on its surface, and a fan fixedly connected to the other end of each of the two rotating rods. This utility model, by incorporating a second motor, drive gear, rotating rods, driven gear, and fan, can reduce the temperature of the hole-opening head during the hole-opening process, thereby reducing deformation of the double-sided aluminum substrate or aging of the insulation layer, and extending the service life of the double-sided aluminum substrate.
Owner:HUNAN SANLICHENG TECH CO LTD
A processing tool for a large-power diesel engine cylinder cover inclined hole
The utility model provides a kind of processing frock of marine high-power diesel engine cylinder cover inclined hole, it is related to marine diesel engine parts processing technical field, including base, backplate, positioning plate, cushion block, drill jig plate body, pin shaft and drill jig cover;The backplate and the cushion block are installed on the base top, the positioning plate is fixed on the backplate, the drill jig plate body is positioned fastening by the pin shaft, the drill jig cover is set on the drill jig plate body.The utility model solves the problem that different frock needs to be called when processing center processes cylinder cover inclined hole, there is the problem of repeated up and down activity, not only increase production cost, also reduce production efficiency, also difficult to guarantee the processing accuracy of inclined hole, it can lead to inclined hole drilling deviation due to angle problem, affect the cooling effect of cylinder cover.
Owner:青岛淄柴博洋柴油机股份有限公司
An adaptive morphing radar mast
The utility model discloses a kind of self-adapting deformation's radar support, it is related to automobile manufacturing technical field, including the bottom plate connected with bumper skin, the middle part of the bottom plate is equipped with mounting seat, the bottom plate is integrally formed with the mounting seat, the both sides of the bottom plate are equipped with multiple slots, the opening direction of the slot is perpendicular to the length direction of the bottom plate, the width of the slot is not less than 1 millimeter, the thickness of the bottom plate is 1-3 millimeters, the depth of the slot is less than half of the thickness of the bottom plate;The utility model is adapted to the bumper surface of different vehicle models by the elastic deformation structure of slot, to change with invariable, different models, different camber radian bumper can be matched, and installation is simple, appearance is beautiful after installation, also can prevent misloading by the guide slot 22 set on mounting seat, radar support does not need to be designed separately for each bumper, effectively reduce design engineering quantity, also facilitate mass production, reduce cost and after-sales piece replacement.
Owner:FUWEI DONGYANG AUTO PARTS (SHANGHAI) CO LTD
A sintering off-gas treatment device
ActiveCN121206503BExtended service lifeThe degree of increase in own temperature decreasesCombustorFlue gas
This disclosure relates to the field of industrial flue gas treatment technology. A sintering flue gas treatment device disclosed herein includes a base, a treatment box mounted on the top of the base, and connecting pipes one and two fixedly connected to the left and right sides of the bottom of the treatment box, respectively. A burner, heat exchange ceramic one, and heat exchange ceramic two are installed inside the treatment box; a switching valve is also installed on the top of the base. This device pumps the heat exchange liquid from the heat exchange box cavity into connecting pipe two via a pump and an inlet pipe. The liquid then flows back to the heat exchange box sequentially along the upper side of the sealing groove cavity, connecting pipe one, the lower side of the sealing groove cavity, connecting pipe three, return pipe, return cylinder, and return groove, forming a circulating flow of the heat exchange liquid. This design significantly reduces the temperature rise of the sealing gasket due to working heat by circulating heat exchange liquid inside the sealing gasket, effectively delaying the heat aging and failure of the sealing gasket.
Owner:HEBEI HANYAO ENVIRONMENTAL TECH CO LTD
Steel pipe welding equipment, steel pipe welding system and vertical shaft construction device
PendingCN122007695AImprove welding efficiencyImprove versatilityWelding/cutting auxillary devicesAuxillary welding devicesPipe weldingSteel tube
The embodiment of the invention provides steel pipe welding equipment, a steel pipe welding system and a vertical shaft construction device. The steel pipe welding equipment comprises a supporting piece, a telescopic piece, an auxiliary supporting assembly, a welding assembly and a first control piece. The telescopic piece is arranged on the periphery of the supporting piece; the telescopic piece moves in the radial direction of the steel pipe; the auxiliary supporting assembly is arranged on the supporting face of the supporting piece. The auxiliary supporting assembly comprises an auxiliary supporting piece and an overturning piece. The overturning piece is arranged on the periphery of the auxiliary supporting piece; the auxiliary supporting piece is provided with an auxiliary supporting surface; the auxiliary supporting face extends in the radial direction of the steel pipe. The welding assembly is arranged on the auxiliary supporting surface; according to the steel pipe welding equipment, the welding efficiency of the steel pipe is improved, and the welding quality of the steel pipe is improved.
Owner:CHINA RAILWAY CONSTR HEAVY IND
Oil injection control mechanism of sealed pressure oil storage tank
ActiveCN224072487UImprove sealingprevent volatilizationLiquid surface applicatorsCoatingsDiaphragm pumpFailure rate
The utility model discloses an oil injection control mechanism of a sealed pressure oil storage tank, relates to the technical field of production and manufacturing, and solves the problems of high failure rate and high maintenance cost of an original oil injection mechanism. The oiling device comprises an oil drum, a diaphragm pump, a sealed pressure oil storage tank, an electromagnetic valve I, an oiling roller, a pressure switch, a compressed air source and an electromagnetic valve II, wherein the oil drum, the diaphragm pump and the sealed pressure oil storage tank are sequentially communicated; the compressed air source is respectively communicated with the electromagnetic valve I, the pressure switch and the electromagnetic valve II; the electromagnetic valve II is communicated with the diaphragm pump; the pressure switch is communicated with an air inlet of the sealed pressure oil storage tank; and a liquid outlet of the sealed pressure oil storage tank, the electromagnetic valve I and the oiling roller are sequentially communicated. Compressed air is introduced into the sealed pressure oil storage tank to drive the sealed pressure oil storage tank to discharge oil outwards, and it is guaranteed that oil coating is stable when equipment runs; due to the sealing performance of the sealed pressure oil storage tank, oil volatilization and external impurity invasion are effectively prevented, and the quality and safety of the oil are guaranteed.
Owner:HARBIN BAOSTEEL CAN MAKING CO LTD
Oil throwing prevention oil tank sealing device of vertical water pump
ActiveCN224260545UImprove sealingReasonable structural designPump componentsPumpsElectric machineryBackflow
The utility model relates to the technical field of vertical water pumps, in particular to an anti-oil-throwing oil tank sealing device of a vertical water pump, which comprises a motor, a connecting piece is fixedly mounted at the bottom of the motor, a shell is fixedly mounted at the bottom of the connecting piece, a rotating shaft is fixedly mounted at the driving end of the motor, and an oil tank is fixedly mounted at the top of the shell. According to the anti-oil-throwing oil tank sealing device of the vertical water pump, the motor, the shell, the connecting piece, the oil tank, the lower sealing cover, the upper sealing cover, the rotating shaft, the shaft sleeve, the rubber sealing ring, the annular embedded part, the sealing lip, the oil retainer, the oil collecting groove and the recycling hole are used in cooperation, and unrelated parts in the device are the same as those in the prior art or can be achieved through the prior art. The sealing device has excellent anti-leakage performance, the oil retainer and the oil collecting groove on the shaft sleeve can effectively block and collect thrown lubricating oil, the lubricating oil flows back to an oil tank through the recovery hole, and the oil throwing prevention effect is enhanced.
Owner:SHANGHAI PUMP MFR
A device for solid-liquid reaction
The application relates to the technical field of solid-liquid reaction equipment, in particular to a device for solid-liquid reaction. The device is characterized in that a liquid inlet is arranged on the side wall of a reaction body near the top end, so that liquid-phase materials can be fed from the top of the reactor; the disturbance suspension disc is combined with the hollow shaft to make up-and-down reciprocating motion, so that high-concentration liquid-phase materials gradually flow to the bottom of the reaction body; the solid-phase materials are gradually fed into the feeding pipe through the spiral conveying mechanism, and then enter the bottom of the reaction body through the feeding pipe to contact and react with the low-concentration liquid-phase materials formed by reaction; when the disturbance suspension disc makes up-and-down reciprocating motion with the hollow shaft, the solid-phase particles are disturbed to suspend upward, and then contact and react with the liquid-phase materials with higher concentration, so that the relative amount or relative concentration of the solid-phase materials and the liquid-phase materials when they contact is weakened, the intensity of the reaction is weakened, the safety is improved, the small solid-phase materials can be prevented from being wrapped in the product, and the thoroughness of the reaction is improved.
Owner:GUIZHOU MICRO CHEM TECH CO LTD
Filter screen life detection circuit, filter screen life detection device and floor cleaning robot
ActiveCN117814704Breduce replacementReached service lifeCarpet cleanersFloor cleanersDust detectionLife detection
The application belongs to the technical field of sweeping robots, and provides a filter screen life detection circuit, a filter screen life detection device and a sweeping robot, wherein the micro dust detection circuit is arranged in the air duct, the micro dust concentration in the air duct is detected through the micro dust detection circuit, a micro dust detection signal is generated, and a filter screen replacement signal is generated by the main control circuit in the case that the voltage of the micro dust detection signal is greater than a first preset threshold, so that the user knows that the filter screen of the sweeping robot reaches the service life, the filter screen life is judged by judging the micro dust concentration in the air duct, the replacement of the filter screen is reduced, the cost is saved, and the user who forgets to replace the filter screen can be timely notified to replace a new filter screen.
Owner:UBTECH ROBOTICS CORP LTD
Metal pipe fitting punching equipment
The utility model discloses metal pipe fitting punching equipment. The metal pipe fitting punching equipment mainly comprises a frame body, a vertical plate, a punching mechanism and a clamping and pushing mechanism, a rotary disc is arranged in the end of the clamping and pushing mechanism, a spiral guide groove is formed in the end of the rotary disc, the rotary disc rotates to drive the guide groove to rotate, and the guide groove rotates to drive the clamping and pushing mechanism to clamp the end of the pipe and rotates to drive the pipe to rotate to change the punching position. According to the utility model, the problem of unstable rotation while clamping in the punching process of the metal cylindrical pipe fitting is solved, the punching operation efficiency of the metal pipe fitting can be effectively improved, and the quality of a finished product is improved.
Owner:HUBEI ZHONGTENG TECH CO LTD
A core shooter sand-shooting pot motion mechanism
Owner:MAANSHAN LIGONG AUTOMATION EQUIP CO LTD
A wave lace triangular needle sewing device
This application discloses a triangular needle sewing device for wavy lace, including a sewing worktable and a machine body, the machine body being mounted on the sewing worktable; a presser foot connecting rod is connected to the end of the machine body, and the presser foot connecting rod is connected to a presser foot assembly; the presser foot assembly includes a mounting base, a first presser foot, and a second presser foot, the mounting base being connected to the presser foot connecting rod, and the first and second presser feet being mounted on the bottom of the mounting base; a width adjustment structure is provided between the first and second presser feet, the first and second presser feet being adapted to different widths of lace sewing paths through the width adjustment structure. By providing a width adjustment structure between the two presser feet, the distance between the two presser feet can be flexibly adjusted to meet the sewing paths of different needles, eliminating the step of changing presser feet of different specifications, enabling the sewing equipment to meet the sewing of different wavy lace, thereby improving sewing efficiency.
Owner:NINGBO ZHENLI CLOTHING TECHNOLOGY CO LTD
Bridge safety detection device
The utility model discloses a bridge safety detection equipment relates to bridge detection technical field, including unmanned plane, the top middle place fixed mounting of unmanned plane has steel bar rust detection appearance host computer, the bottom four corners of unmanned plane all are fixedly installed with support leg, the bottom of unmanned plane is close to the position of two ends and all is fixedly installed with folding frame, the bottom center of unmanned plane is fixedly installed with automatic telescopic device, the output of automatic telescopic device is fixedly connected with moving board, the bottom of moving board is close to the position of the front end and is fixedly installed with telescopic column, the bottom of telescopic column is fixedly installed with pressure sensor, the bottom of moving board is close to the position of the rear end and is fixedly installed with steel bar rust detection end.
Owner:TIANJIN TEDA ROAD & BRIDGE CONSTR CO LTD
Multifunctional oil fume purifier
ActiveCN224215418UImprove filtering effectEasy to assemble and disassembleCombination devicesDomestic stoves or rangesGear wheelMechanics
The utility model relates to the technical field of oil smoke purifiers, and discloses a multifunctional oil smoke purifier which comprises a shell and two high-voltage electric fields, a spraying mechanism is arranged in the shell and comprises an annular spraying pipe and a conveying pump, and a water outlet of the conveying pump penetrates through the shell and is fixedly connected with the annular spraying pipe; a water inlet of the conveying pump is fixedly connected with a connecting pipe, a dismounting and mounting mechanism is arranged on one side of the shell and comprises a filter plate, two racks, two gears and a pull rod, a mounting groove is formed in the front end of the outer wall of one side of the shell, and a moving groove is formed in one side of the interior of the shell. According to the utility model, the clamping block in the dismounting and mounting mechanism is connected with the filter plate in a clamping manner, so that the filter plate can be fixed in the mounting groove, the pull rod is pulled to enable the connecting block to drive the rack to move, and the clamping connection of the clamping block to the filter plate is released by utilizing the meshed connection between the rack and the gear, so that the dismounting and mounting of the filter plate are facilitated.
Owner:HUBEI JIUZONG KITCHEN IND
Prefabricated part connecting piece closed grouting section combined formwork
The utility model relates to a prefabricated part connecting piece closed grouting section combined formwork. The prefabricated part connecting piece closed grouting section combined formwork comprises two steel formworks which are oppositely arranged. Heightening formworks are arranged on the inner sides of the two steel formworks correspondingly, inserting holes are formed in the heightening formworks, the upper portions of the heightening formworks are located in the reserved long holes, the two ends of the lower portions of the heightening formworks are connected with the splicing plates through bolt assemblies correspondingly, each bolt assembly comprises a first bolt, one end of each first bolt is fixedly connected with the corresponding splicing plate, and the other end of each first bolt is fixedly connected with the corresponding splicing plate. The other end of the first bolt is in threaded connection with a limiting block, the end of the first bolt is inserted into the inserting hole, and the outer side face of the heightening formwork is supported through the limiting block. And the splice plates and the heightening templates are formed by splicing a plurality of steel plates. The width between the two heightening formworks and the angle and the height of the heightening formworks can be adjusted, the construction requirements of sealing grouting sections of prefabricated part connecting pieces with different sizes and angles can be met, and adaptability is high.
Owner:SHANGHAI ERSHIYE CONSTR CO LTD +1
A split gear capable of being quickly disassembled
The application discloses a split gear capable of being quickly assembled and disassembled, which comprises a gear assembly installed on the surface of a rotating rod, wherein the gear assembly comprises a hub ring, and four gear ring sleeves are installed on the surface of the hub ring. The application relates to the technical field of split gears. The split gear capable of being quickly assembled and disassembled is characterized in that the hub ring, the gear ring sleeve, the inner rotating shaft sleeve, the rotating rod, the positioning blocking plate and the L-shaped rotating port are cooperatively matched, so that the split gear can be quickly assembled and disassembled without tools, the operation process is greatly simplified, and the maintenance efficiency is improved. When assembling, the gear ring sleeve is attached to the hub ring, the arc-shaped rotating plate is pressed to make the positioning blocking plate enter the T-shaped inner groove, and the inner rotating shaft sleeve is rotated to drive the positioning blocking plate to be transversely clamped and locked through the arc pressing part. When disassembling, the inner rotating shaft sleeve is reversely rotated, the right-angle part pushes the arc-shaped rotating plate to drive the positioning blocking plate to reset, and then the gear ring sleeve can be quickly taken off.
Owner:JIANGSU YIDING TRANSMISSION MASCH CO LTD
Matrix type separation filler structure
PendingCN121944611Amaintain validitymaintain continuityChemical/physical/physico-chemical processesSedimentation settling tanksStructural engineeringTreatments water
The invention belongs to the technical field of water treatment, and particularly discloses a matrix type separation filler structure which comprises a bearing component fixed in a pool body structure and extending in a second direction perpendicular to a first direction, and a plurality of separation plates arranged in sequence, the bearing component is provided with a gap, the gap is connected with the separating plates in an inserted mode, and each separating plate is provided with a protruding part protruding out of the bearing component. The separating plates and the bearing components are matched with each other to form channels distributed in a matrix mode, and the protruding parts and the gaps are matched to form freedom degrees between the separating plates and reduce brittle sediments attached to the interiors of the channels. The device has the following advantages that the integrity and stability of channel arrangement can be kept under the impact action of water to be treated, and the scattering and damage risks of the separation plates are reduced; brittle sediments in the channel are reduced through the degree of freedom and the shearing effect, and the risk that the channel is blocked due to deposited mud blockage is reduced, so that the separation capacity is favorably maintained, and the operation and maintenance burden is reduced.
Owner:BEIJING HUAMEOU ENVIRONMENTAL PROTECTION ENG CO LTD
A module battery package support
The utility model discloses a module storage battery packaging support in the technical field of storage battery packaging, including the electric core module, the outside of electric core module is provided with the packaging connection subassembly, the outside installation of packaging connection subassembly has the protective housing, one side of protective housing still is connected with the sealing cover, and packaging connection subassembly includes the packaging inner frame, and the outside of packaging inner frame is provided with the packaging outer frame, and this packaging support can realize quick installation and limit fixed of multiple electric core modules through the transition cooperation between metal sleeve hoop and electric core module and the clamping cooperation between the inlaying clamping plate and the inlaying clamping seat, can effectively promote the assembly efficiency of electric core module, compared with the mode of adopting the bolt fixedness of tradition, this structure can avoid the fastening procedure of tedious, significantly shorten the assembly cycle, and still support the independent dismounting and replacement of single electric core module, the modular maintenance of user according to the demand is convenient, and the whole group battery because of local damage and the whole replacement condition are reduced.
Owner:JIANGSU BO LIGHTING ELECTRIC APPLIANCE
Kelp slicing device
This invention discloses a kelp shredding device, belonging to the field of cutting technology. Its key technical features include a first mounting plate and a second mounting plate, both containing a cutting mechanism. This addresses the problems of existing kelp shredding machines that often employ a roller-shaft structure with straight or simply curved blades. These machines lack tangential engagement at the blade-kelp contact point, leading to slippage, poor feeding, and high cutting resistance. This results in low shredding efficiency and can cause the kelp plate to shift due to slippage, resulting in issues like blade overlap, uneven thickness, and burrs. Furthermore, the blades are directly subjected to impact loads, causing rapid wear and requiring frequent blade replacement and adjustment, leading to high maintenance costs. Additionally, these machines are difficult to adapt to kelp raw materials of different thicknesses and moisture levels, resulting in poor shredding quality stability and an inability to meet diverse processing needs.
Owner:金卉
Automatic feeding device for flaw detector
ActiveCN224278873UGuaranteed accuracyWith delivery functionConveyorsControl devices for conveyorsRobot handControl engineering
This utility model discloses an automatic feeding device for a flaw detector, belonging to the field of magnetic particle flaw detection. It includes a support frame with a conveyor chain plate on it for conveying forgings. A transfer robot is mounted on the support frame above the conveyor chain plate. A forging support frame is also mounted on the support frame, and a forging positioning seat is installed on the forging support frame. The transfer robot can transfer the forgings from the conveyor chain plate to the forging positioning seat. It also includes a flaw detector clamping device, which is mounted on the support frame along the conveyor chain plate's conveying direction and positioned behind the forging positioning seat. The transfer robot can transfer the forgings from the forging positioning seat to the flaw detector clamping device. This structure ensures the stability of forging positioning and the accuracy of flaw detection.
Owner:SHANDONG HAOMAI PRECISION FORGING TECH CO LTD
Landfill leachate crystallization treatment method and equipment
PendingCN121948772Aavoid wear and tearavoid stickingFatty/oily/floating substances removal devicesSpecific water treatment objectivesCleansing AgentsPre treatment
The invention discloses a landfill leachate crystallization treatment method, and relates to the technical field of landfill leachate crystallization treatment, and the landfill leachate crystallization treatment method comprises the following steps: step a, pretreatment, step b, MVR evaporation concentration, step c, crystallization separation, and step d, heat exchange tube decontamination preparation. The invention further discloses landfill leachate crystallization treatment equipment which comprises an evaporator main body, a compressor, a crystallizer and a matched pipeline system, through clearance fit between the cleaning scraping blades and the inner wall of the heat exchange pipe, the cleaning scraping blades rotate to scrape an initial scale layer on the pipe wall in real time, hard scale formation is prevented, abrasion or clamping stagnation of the cleaning scraping blades caused by gapless contact is avoided, the cleaning scraping blades rotate under clearance fit to break a retention layer on the pipe wall, the heat exchange efficiency is improved, and the service life of the heat exchange pipe is prolonged. Hard friction between the cleaning scraper and the pipe wall is reduced, the service life of the heat exchange pipe and the cleaning assembly is prolonged, frequent shutdown for chemical cleaning is not needed, and cleaning agent consumption and labor cost are reduced.
Owner:NANTONG HUANYUBOXIN CHEM ENVIRONMENTAL PROTECTION TECH CO LTD
Automobile wire harness opening line production control method
ActiveCN120630896Breduce replacementReduce production timeMechanical engineeringIndustrial engineering
The present application relates to the technical field of automobile wire harness, in particular to a kind of automobile wire harness open line production control method.The method comprises obtaining the target production data of automobile wire harness;Based on the waterproof sleeve type in target production data is multiple, obtain the wire harness production proportion corresponding to each waterproof sleeve type;Based on the order of wire harness production proportion sequentially decreasing, control the automobile wire harness corresponding to the waterproof sleeve type of multiple kinds in the front of order in open line machine is arranged production;Based on all open line machine is in production state, with preset frequency, real-time acquisition is inputed each waterproof sleeve type corresponding to the automobile wire harness of production arrangement production completion proportion;Based on the maximum difference of the production completion proportion of multiple waterproof sleeve types inputed production arrangement exceeds preset proportion, control the part open line machine of the waterproof sleeve type corresponding to the largest production completion proportion changes production arrangement type to the waterproof sleeve type not inputed production arrangement.Such it has solved how to improve the problem of automobile wire harness production efficiency.
Owner:JINTING AUTOMOTIVE WIRING HARNESS (SUZHOU) CO LTD
Compensation method and device for focal plane of exposure machine, and exposure method
ActiveCN121348674BGuaranteed Exposure Accuracyreduce replacementPhotomechanical exposure apparatusMicrolithography exposure apparatusEngineeringExposure
The application provides an exposure machine focal plane compensation method and device and an exposure method, and belongs to the field of photoetching. The method comprises the following steps: obtaining a chuck height distribution map of an exposure machine by using a standard wafer measurement at intervals of several production cycles; obtaining a leveling mapping of a production wafer by scanning the production wafer through the exposure machine in a production process; comparing the chuck height distribution map with the leveling mapping of the production wafer, and selectively enabling a compensation method to compensate the focal plane of the exposure machine according to the comparison result. The method can compensate the loss of the chuck to ensure the exposure precision.
Owner:NEXCHIP SEMICON CO LTD
Bh sensing structure for multi-functional home sewing machine
The utility model discloses a BH sensing structure of multifunctional household sewing machine, including pressure lever support, be provided with BH support on pressure lever support, be provided with BH pull rod on BH support, and BH support is the BH support of integrative forming with plastic material. The utility model has the beneficial effect that: through integrative forming plastic piece BH support, whole BH support has elastic buffer, when sewing work is carried out, makes BH pull rod have elastic buffer effect, and the worker feels good when sewing work, can improve work efficiency, and BH sensing switch has protection measure, can ensure that BH sensing switch is not easy to be damaged in work, reduces maintenance replacement, further improves work efficiency, reduces production cost, and use effect is good, and it is favorable to the promotion.
Owner:ZHEJIANG ACME SEWING MASCH CO LTD
Vertical numerical control lathe machining center
ActiveCN120791517BComprehensive and accurate alignment adjustmenthigh speedLarge fixed membersMetal working apparatusNumerical controlTool bit
The application discloses a vertical numerical control lathe machining center, and relates to the technical field of metal machining. A vertical fixing frame is arranged at the top of a vertical machining table, a horizontal fixing frame is slidably connected to the top of the vertical fixing frame, reciprocating electric slide rails are connected to one end of the vertical fixing frame and the horizontal fixing frame, one end of one of the reciprocating electric slide rails is provided with a load bearing positioning frame through a slide rail seat, a rotating motor is arranged on the top of the load bearing positioning frame through a motor seat, a fixed bearing limiting table is arranged on the output shaft of the rotating motor, a plurality of pressing and clamping electric slide rails are arranged on the top of the fixed bearing limiting table at equal intervals, and pressing and clamping closing blocks are arranged on the top of the pressing and clamping electric slide rails through slide rail seats. The application effectively solves the problem that only a single tool bit is used for production in the prior art, the machine needs to be stopped and the tool bit needs to be replaced when different production is carried out, and the tool bit cannot be automatically adjusted during production. Through linkage and cooperation of multiple tool bits, the number of tool bit replacement is reduced.
Owner:CANGZHOU BOHAI NEW AREA NANDAGANG SANHE MASCH CO LTD
An acid pickling treatment method for preparing a plasma-etching-resistant passivation film on the surface of an aluminum alloy
ActiveCN116516351BSimple and fast operationlow costFinal product manufactureMetallic material coating processesO-Phosphoric AcidPassivation
This invention proposes an acid pickling method for preparing a plasma-etch-resistant passivation film on the surface of aluminum alloy. The method includes: ultrasonically cleaning the sample in an anhydrous ethanol solution and drying it; setting the acid pickling process into four steps, with the mass fraction of diluted nitric acid as the target variable. The first step's pickling solution contains 595-638 ml / L of phosphoric acid, 147-196 ml / L of sulfuric acid, and 25-55 ml / L of nitric acid, with the remainder being water; the second step's pickling solution contains 441-490 ml / L of sulfuric acid and 123- The first step uses 275 ml / L nitric acid, with the remainder being water; the second step uses 595-638 ml / L phosphoric acid and 245-294 ml / L sulfuric acid, with the remainder being water; the third step uses 245-550 ml / L nitric acid, with the remainder being water; the first step uses a constant temperature water bath heated to 90-110℃, and the sample is placed in the solution and agitated to clean it. The sample is then placed in the solutions of the second, third, and fourth steps and agitated to clean it at 18-20℃. The acid solution on the sample surface is then rinsed with deionized water.
Owner:SHANGHAI UNIV +1