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30results about How to "Effective stripping" patented technology
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High-power fiber mode stripper
ActiveCN103676002AImprove affordabilityEffective strippingActive medium shape and constructionOptical light guidesHigh power lasersHigher Power
The invention discloses a high-power fiber mode stripper comprising a double-clad fiber 1 and a packaging device 2. A coating layer removing fiber 4 is arranged in the middle of the double-clad fiber 1, a multistage adhesive layer 3 is arranged on the coating layer removing fiber 4, a cooling chamber 6 is arranged in the packaging device 2, and the coating layer removing fiber 4 is arranged in the cooling chamber 6. The multistage adhesive layer 3 is composed of adhesive layer units different in refractive index. Compared with the prior art, the high-power fiber mode stripper has the advantages that harmful light such as high-order mode light and residual pump light generated by light in fiber claddings can be effectively stripped through the multi-stage adhesive layer, heat converted from the harmful light is absorbed and brought out through cooling media in the packaging device, bearing capacity of the mode stripper to high-power laser light is improved greatly, and the mode stripper can bear hectowatt laser light, and can be applied to a kilowatt-class or myriawatt-class fiber laser. Meanwhile, safety of the fiber laseris improved to a great degree, and service life of the fiber laser is prolonged greatly.
Owner:MAXPHOTONICS CORP
Method for extracting and recycling titanium from acid solution
ActiveCN108034841AEffective strippingResolve enrichmentProcess efficiency improvementImpurity ionsEnrichment ratio
The invention discloses a method for extracting and recycling titanium from an acid solution. Aiming at the acid solution with lower titanium concentration, organic phosphonate type extractants and amine type extractants are fully utilized and combined to generate a synergistic extraction effect, titanium can be selectively extracted and can be separated from impurity ions such as iron, aluminum and magnesium in the acid solution, an NaOH solution can be used for performing effective back extraction of titanium to obtain back extraction titanium slag, and performing calcination and water washing on the back extraction titanium slag to remove residual NaOH so as to obtain a titanium-rich material in which the content of TiO2 is 65-93%. The method disclosed by the invention solves the problems of selective separation and enrichment of titanium in the acid solution and the problem of difficult back extraction of titanium in other extraction processes, realizes the recycling of titanium with lower concentration in the acid solution, can enable low-concentration scandium contained in the solution to be together enriched into the titanium-rich material, and has the characteristics of simple technological process, high titanium enrichment ratio, thorough separation, low production cost, no pollution, comprehensive recycling of scandium and the like.
Owner:贵州鑫亚矿业有限公司 +1
Chemical stripping method for optical fiber coating layer
The invention discloses a chemical stripping method for an optical fiber coating layer. In the invention, a resin coating layer of optical fiber is soaked and dissolved by a mixed solvent containing enpara and ketone, the optical fiber is placed in an ultrasonic oscillation trough filled with alcohol for clearing after soaking and dissolving, and then the optical fiber after being cleaned clearlyis dried by high-pure nitrogen. The invention solves the problem that the prior method is easy to damage the surface of optical fiber quartz to affect the strength and the service life of the opticalfiber. The invention greatly improves the surface quality of the stripped optical fiber, and strengthens the strength of optical fiber grating devices after inscription.
Owner:YANGTZE OPTICAL FIBRE & CABLE CO LTD
An occlusion tissue stripping method for a three-dimensional ultrasonic image and a related device
ActiveCN109727240AAchieve precise segmentationEffective strippingImage enhancementImage analysisSonificationSagittal plane
The invention discloses an occlusion tissue stripping method for a three-dimensional ultrasonic image, which comprises the steps of performing segmentation processing on a three-dimensional ultrasonicimage from a sagittal plane direction to obtain a plurality of slices; Carrying out contour key point identification on the plurality of standard slices by adopting a convolutional neural network toobtain key points of the standard slices; Fitting a cross section curve where each key point is located according to the same key point in each standard slice, and determining the key point at the corresponding position in the non-standard slice according to each cross section curve; Connecting the key points of the slices to obtain contour boundaries; And cutting the corresponding slices according to all the contour boundaries to obtain a plurality of cut slices, and synthesizing the cut slices to obtain a target three-dimensional ultrasonic image. The key points of the non-standard slices can be determined through the standard slices, so that the non-standard slices are cut. The invention further provides a shielded tissue stripping system, an ultrasonic detection device and a computer readable storage medium which have the above beneficial effects.
Owner:SONOSCAPE MEDICAL CORP
Coaxial cable insulation layer stripping device capable of metering length
ActiveCN106936052AIncrease productivityLow costLine/current collector detailsApparatus for removing/armouring cablesCoaxial cableInsulation layer
The invention relates to a coaxial cable insulation layer stripping device capable of metering length and belongs to the field of cable processing and production. The coaxial cable insulation layer stripping device is formed by a beam bracket, a weighing bracket device, a hot melt machine support, a hot melt machine, a length measuring and stripping device, a fixation disc support, a motor, a fixation disc, a rotation drum disc, a rolling bearing, a taper rotation drum, a taper plug, a hand-cranking handle, a rotation drum support and a wire clamping rod. The device belongs to the field of cable processing and production. The device can realize real-time length measurement of the stripping cable, thereby reducing length measurement process and saving processing time; the device can realize real-time weighing of the cable to be stripped to record scrap weight, thereby facilitating calculating waste scrap information; by heating the hot melt machine, a hardened insulation layer is subjected to softening processing to enable the insulation layer to be stripped easier.
Owner:YANGTZE OPTICAL FIBRE & CABLE CO LTD
Method of wool surface modification and low temperature dyeing
ActiveCN102277754BAchieve low temperature dyeingLow temperature dyeing noDyeing processAnimal fibresIonic liquidPollution
Owner:湖南吉祥家纺有限公司
Wire rod processing equipment
PendingCN109818233AEffective strippingFully automatedLine/current collector detailsWire rodComputer module
The embodiment of the invention provides wire processing equipment. The equipment comprises a feeding device for feeding a wire belt, a cutting device which is used for cutting a wire rod strip according to a preset length to obtain a wire rod section and cutting the skin of the wire rod strip at a preset position, and a wire stripping device which is arranged at the downstream side of the cuttingdevice. The wire stripping device comprises a wire stripping clamp and a power mechanism used for driving the wire stripping clamp to horizontally reciprocate in a wire rod strip conveying directionand rotate around the horizontal axis perpendicular to the wire rod strip conveying direction. An accommodation groove used for accommodating welding consumables is formed below the wire stripping clamp. The power mechanism comprises a first power module and a second power module fixed to the output end of the first power module. The wire stripping clamp is fixed to the output end of the second power module, wherein one of the first power module and the second power module is a power module for outputting linear motion power, and the other one is a power module for outputting rotary motion power. According to the embodiment of the invention, the efficiency of adhering welding consumables to wires and stripping wire skins can be improved.
Owner:SHENZHEN EX LIGHTING TECH HLDG
Catalytic dehydration method for sludge
InactiveCN105314810ASmall scaleSmall footprintSludge treatment by de-watering/drying/thickeningSludge treatment by oxidationElectricityFlocculation
The invention discloses a catalytic dehydration method for sludge. The catalytic dehydration method comprises the steps of putting the sludge to be treated into a catalytic oxidation device, then, thoroughly mixing the sludge to be treated with an oxidant, carrying out thorough catalytic oxidation under the action of electrocatalysis, and then, carrying out flocculation and pressure-filtration treatment on the sludge subjected to the catalytic oxidation, wherein the catalytic oxidation device comprises a catalytic oxidation chamber, a cathode, an anode and a direct-current power supply, the catalytic oxidation chamber is provided with a material inlet and a material outlet, and the cathode and the anode are connected with corresponding poles of the direct-current power supply and are arranged in the catalytic oxidation chamber; and the sludge to be treated is fed from the material inlet and is output from the material outlet. According to the catalytic dehydration method, secondary pollution is seldom generated, and the efficiency of energy is high; and reactor equipment is small in scale, the floor area is small, the startup and closedown of devices are convenient, and sterilizing and deodorizing actions are obvious.
Owner:KUNSHAN MAYMUSE ENVIRONMENTAL TECH
Preparation method and device of 1-cyano-2-propenyl acetate
InactiveCN111100036AEffective strippingPromote esterification reactionOrganic compound preparationVacuum distillation separationAllyl acetateAcetic anhydride
The invention provides a preparation method of 1-cyano-2-allyl acetate. The preparation method comprises an esterification reaction and distillation. Acrolein cyanohydrin and liquid acetic anhydride are subjected to the esterification reaction in the presence of a catalyst and inorganic acid to prepare a reaction solution containing ACA, an ACA product is obtained after distillation, and the esterification reaction further comprises the step of introducing gaseous acetic anhydride into a reaction system. The invention further provides a preparation device of 1-cyano-2-allyl acetate. Accordingto the method and the device, acetic anhydride is ingeniously divided into two parts to be fed, one part is separated out to serve as acetic anhydride steam which is fed into an esterification reaction tower from the bottom of the tower, heat required by reaction can be provided, acetic acid can be effectively blown off, the esterification reaction can be accelerated through effective removal of acetic acid, and the reaction efficiency is improved. The device is characterized in that a conductivity meter is arranged in the esterification reaction tower to monitor the reaction process on line,so that the timeliness and effectiveness of reaction process control are guaranteed.
Owner:SHANDONG XINHECHENG AMINO ACID
Adhesive tape peeling device
InactiveCN1867506AEffective strippingEasy to peelSolid-state devicesSemiconductor/solid-state device manufacturingChip sizeElectrical and Electronics engineering
An adhesive tape peeling device capable of easily and efficiently peeling adhesive tape formed into pieces from a plate-like member. The device for peeling a surface protective tape(2a) formed into chip sizes and stuck on the surface of a wafer W comprises a peeling tape supply means (20) delivering a peeling tape (3) to the wafer W set on a suction table (10), a peeling tape sticking means sticking the peeling tape (3) delivered by the peeling tape supply means (20) on the entire surface of the surface protective tape (2a) stuck on the surface of the wafer W, a heating means heating, together with the adhesive tape, the peeling tape stuck on the entire surface of the adhesive tape by the peeling tape sticking means, a tape peeling means peeling off, together with the peeling tape, the adhesive tape adhered to the peeling tape by heating by the heating means from the plate-like member, and a collecting means collecting the adhesive tape peeled off from the plate-like member by the tape peeling means and the peeling tape.
Owner:LINTEC CORP
Non-woven cloth hot-sticking forming equipment and non-woven cloth hot-sticking forming process
The invention discloses a non-woven fabric hot sticking forming device and process in the technical field of hot sticking forming, the non-woven fabric hot sticking forming device comprises a machine shell, an outlet groove is formed in one side of the machine shell, an inner folded plate is arranged in the outlet groove, and a feeding plate is rotatably mounted at the position, close to the outlet groove, of the outer wall of one side of the machine shell through a mounting frame; a storage box is fixedly mounted on the outer wall of one side of the machine shell, a weighing plate is arranged in the storage box, a driving motor is fixedly mounted on the outer wall of one side of the machine shell, and a driving roller is fixedly mounted at one end of an output shaft of the driving motor through a mounting shaft; the inner forming mechanism is arranged inside, materials which do not fall off in time due to hot bonding can be effectively and automatically stripped, the design is reasonable and ingenious, the materials are subjected to effective falling treatment after hot bonding forming, the function is powerful, the problem that the materials adhere to a plate face after hot bonding is effectively solved, and the service life of the materials is prolonged. And stable proceeding of subsequent work is ensured.
Owner:TAIZHOU GAOXIN NONWOVENS CO LTD
Peeling device
InactiveCN104066908AHigh precisionSmooth and accurate strippingBuilding repairsStone-like material working toolsMaterials science
The invention provides a peeling device capable of keeping sound generated during peeling work to an acceptable level, and that is capable of smoothly peeling mortar from concrete framework. The peeling device (10A) is formed from: a guide member (12) extending in one direction parallel to the outer surface of the mortar (21); a first securing means (15) for preventing movement in the direction away from the outer surface of the mortar (21); a hydraulic jack (13) positioned between the mortar (21) and the guide member (12) and having a piston rod (42) capable of extending in a single direction forward; a first connection means (18) for detachably connecting the jack (13) to the guide member (12); and a cutter (14) positioned at the distal end part of the piston rod (42) and used for peeling mortar (21) from concrete framework (20). In the peeling device (10A), the rod (42) of the jack (13) gradually extends in the single direction forward, and in accompaniment therewith, a blade port (50) of the cutter (14) peels away a predetermined thickness of the mortar (21) from the concrete framework (20) while the cutter (14) gradually advances in the single direction forward.
Owner:MARUTAKA IND
Linear polarization quasi-continuous fiber laser
PendingCN113948955AIncreased Polarization Effect RatioIncrease output powerActive medium shape and constructionCapacitanceContinuous light
The invention provides a linear polarization quasi-continuous fiber laser and relates to the technical field of laser. In order to solve the problems in the prior art, the laser comprises an electric control driving module, a linear polarization laser module and a laser amplification module, and the electric control driving module comprises a direct current power supply DC, a resistor R1, a resistor R2, a resistor R4, a resistor R5, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a capacitor C7, a capacitor C8, a capacitor C9, a capacitor C10, a capacitor C11, an MOS tube MOS1, an MOS tube MOS2, a feedback amplifier U1 and a feedback amplifier U2. The linear polarization laser module comprises an indicator light device, N pump lasers, a first polarization-maintaining beam combiner, a polarization-maintaining high-reflection grating, a first polarization-maintaining gain optical fiber, a polarization device, a polarization-maintaining low-reflection grating and a first stripper, and the amplification module comprises M pump lasers, a second polarization-maintaining beam combiner, a second polarization-maintaining gain optical fiber and a second stripper.
Owner:JILIN YONGLI LASER TECH
Bamboo tea base processing machine and bamboo green tea preparation method
InactiveCN110524652AMaintain an ecological outlookAvoid wastingCane mechanical workingAgricultural engineeringGreen tea
The invention discloses a bamboo tea base processing machine and a bamboo green tea preparation method. The machine comprises a machining table, a chuck, a reciprocating displacement mechanism, a knife rest and a scraper, wherein the chuck is rotatably installed on the machining table and used for clamping bamboos, the reciprocating displacement mechanism is installed on the machining table and located in front of the chuck, the knife rest is installed on the reciprocating displacement mechanism and located in front of the chuck, the knife rest is pushed by the reciprocating displacement mechanism to reciprocate back and forth on the machining table, the scraper is installed on the knife rest, and a knife edge of the scraper faces the bamboos. The bamboo tea base processing machine can effectively strip bamboo green as a tea base, and is fast and efficient in processing; the preparation method comprises the following steps of step 1, taking bamboos of 1-2 ages, performing thorough cleaning, and performing airing for standby application; step 2, peeling off the skin of the washed and aired bamboos by adopting the bamboo tea base processing machine of any one of claims 1-7 to obtaina bamboo tea base; step 3, cutting the bamboo tea base into sections, and carrying out drying in the air to obtain bamboo tea; the preparation method is simple and feasible and can be widely popularized.
Owner:冷贞贵
Method for extracting and separating baicalin from mixed micelles
ActiveCN111777650AHigh densityEfficient extractionAntibacterial agentsNervous disorderNatural productAcid water
The invention discloses a method for extracting and separating baicalin from mixed micelles, and belongs to the technical field of extraction and separation of natural products. The method mainly comprises two steps of I, effectively extracting baicalin with the mixed micelles formed from a nonionic surface active agent Genapol X-080 and a Gemini surface active agent 16-5-16; and II, performing purification and reverse extraction on the baicalin in the micelles by a "like dissolving like" principle, and lowering the temperature for crystallizing to obtain baicalin solids. The mixed micelles have good transmission capacity for polyhydroxy containing baicalin. Compared with a conventional solvent extraction method, the organic solvent used by the method and the acid water content are lower,and a green chemistry purpose is met. The purity of the baicalin obtained by separation by the method is as high as 92.4%, and the baicalin has high practical application value.
Owner:汉方萃取生物科技(海南)股份有限公司
Hard flesh jackfruit peeling device
The invention discloses a hard flesh jackfruit peeling device. The hard flesh jackfruit peeling device comprises a bracket, a driving mechanism and a peeling mechanism, wherein the bracket is formed by mounting an upper plate, a middle plate and a lower plate on four iron rods; the driving mechanism is simultaneously mounted on the upper plate, the middle plate and the lower plate; a side plate isarranged between two iron rods on the side surface; and the peeling mechanism is mounted on the side plate. The hard flesh jackfruit peeling device is exclusively used for peeling hard flesh jackfruits, is convenient in operation, can effectively peel the outer skin of the hard jackfruits, cannot damage the flesh of the jackfruits, and is convenient for people to eat the flesh of the hard flesh jackfruits.
Owner:NANNING HEIJING INFORMATION TECH CO LTD
Adjusting and positioning device of claw-type orange peeling machine
The invention discloses an adjusting and positioning device of a claw-type orange peeling machine. The adjusting and positioning device comprises a central shaft (1), an opening and closing control button (2), a spring (3), a sleeve (4), a connecting lug (5), a positioning pin (6), an elasticity release control spanner (7), an elasticity release control spanner connecting lug (8), an anti-rotation screw (9), an adjusting plate (10) and an elasticity adjusting knob (11). The adjusting and positioning device of the novel claw-type orange peeling machine has the advantages that orange-type fruits with different sizes and thicknesses of pericarps can be effectively peeled by utilizing of the orange peeling machine, degrees of opening of a connecting claw of the claw-type orange peeling machine can be adjusted, clamping force to an orange from the claw-type orange peeling machine can be adjusted, and the elasticity is released, and the orange can be taken out conveniently.
Owner:CHENGDU UNIVERSITY OF TECHNOLOGY
Adjusting and positioning device of claw-type orange peeling machine
Owner:CHENGDU UNIVERSITY OF TECHNOLOGY
A method for extracting and separating baicalin with mixed micelles
ActiveCN111777650BHigh densityEfficient extractionAntibacterial agentsNervous disorderNatural productAcid water
The invention discloses a method for extracting and separating baicalin by using mixed micelles, and belongs to the technical field of natural product extraction and separation. The present invention is mainly divided into two steps. First, the mixed micelles formed by the nonionic surfactant Genapol X-080 and the gemini surfactant 16-5-16 are used to effectively extract baicalin. Second, the principle of "similar compatibility" is used to purify and back-extract baicalin in micelles, and then crystallize by cooling to obtain baicalin solid. The mixed micelle has better transfer ability for baicalin containing polyhydroxyl group. Compared with the traditional solvent extraction method, the method of the present invention uses less organic solvent and acid water content, which is more in line with the purpose of green chemistry. The purity of baicalin obtained by the method of the present invention is as high as 92.4%, and has high practical application value.
Owner:汉方萃取生物科技(海南)股份有限公司
Fish scale stripping machine for preventing fish body damage
The invention discloses a fish scale stripping machine for preventing fish body damage, which comprises a fish body fixing unit, the fixing seat of which is installed on the working ground for fixing and guiding the processed fish body; and two fish scales The stripping unit is symmetrically fixed on both sides of the fish body fixing unit, and is used to strip fish scales on both sides of the processed fish body. The invention can fix the processed fish body on the fish body fixing unit, and effectively remove the scales on both sides of the processed fish body through two counter-rotating scale rollers. The utility model has the advantages of good effect and high operation efficiency, and is favorable for popularization and use. In this application, the fish body fixing unit can adjust the distance between the fish mouth fixing part and the fish tail fixing part according to the length of the fish body, and the pushing electric cylinder can adjust the distance between the two descaling rollers according to the information collected by the fish body thickness sensing component, so as to avoid The phenomenon of incomplete peeling of the fish body or damage to the extrusion of the fish body due to the improper spacing of the two peeling rollers has occurred.
Owner:WUHAN POLYTECHNIC UNIVERSITY
A measureable length of coaxial cable insulation stripping equipment
ActiveCN106936052BIncrease productivityLow costLine/current collector detailsApparatus for removing/armouring cablesInsulation layerCoaxial cable
The invention relates to a coaxial cable insulation layer stripping device capable of metering length and belongs to the field of cable processing and production. The coaxial cable insulation layer stripping device is formed by a beam bracket, a weighing bracket device, a hot melt machine support, a hot melt machine, a length measuring and stripping device, a fixation disc support, a motor, a fixation disc, a rotation drum disc, a rolling bearing, a taper rotation drum, a taper plug, a hand-cranking handle, a rotation drum support and a wire clamping rod. The device belongs to the field of cable processing and production. The device can realize real-time length measurement of the stripping cable, thereby reducing length measurement process and saving processing time; the device can realize real-time weighing of the cable to be stripped to record scrap weight, thereby facilitating calculating waste scrap information; by heating the hot melt machine, a hardened insulation layer is subjected to softening processing to enable the insulation layer to be stripped easier.
Owner:YANGTZE OPTICAL FIBRE & CABLE CO LTD
Channel steel plate manufacturing bending die and application method
InactiveCN109127906AEffective strippingImprove work efficiencyShaping toolsMetal-working feeding devicesSheet steelMaterial removal
The invention provides a channel steel plate manufacturing bending die. The channel steel plate manufacturing bending die comprises an upper die and a lower die. The upper die is of a T-shaped structure, and comprises an upper die top plate, an extending section, a bending contact portion and a workpiece hole locating device. The extending section is arranged at the bottom of the upper die top plate, the bending contact portion is arranged at the bottom of the extending section, and the workpiece hole locating device is fixedly arranged at the bottom end of the bending contact portion. The lower die is of a U-shaped structure, and comprises a lower die bending base body, a lower die base plate, material removal compression springs, a material removal plate and a baffle. The lower die bending base body is arranged on the top of the lower die base plate, the material removal compression springs are arranged on the lower die base plate and located on the two sides of the lower die bendingbase body, the material removal plate is fixedly arranged on the tops of the material removal compression springs on the two sides, and the baffle is arranged on the side face of the lower die bending base body and connected with the lower die bending base body through bolts. The channel steel plate manufacturing bending die effectively accomplishes steel plate bending and effective material removal, eliminates the workpiece hammering taking mode, and is safe and efficient.
Owner:ANHUI HONGYUAN IRON TOWER
A high-power fiber laser indicating light protection device and its implementation method
ActiveCN111596408BFree from damageEffective strippingCoupling light guidesFibre mechanical structuresErbium lasersMaterials science
The invention discloses a high-power optical fiber laser indicating light protection device and its implementation method, belonging to the field of optical fiber lasers, comprising an indicating light laser, an optical fiber winding mechanism and a cladding light stripping mechanism, an optical fiber connected to the indicating light laser and two sets of The fiber winding mechanism is connected with the cladding optical stripping mechanism. The fiber winding mechanism is used to change the diameter of the fiber coil and the angle of the fiber bending. The core light in the fiber enters the cladding from the core, and the fiber winding mechanism takes the fiber The core light is converted into cladding light; through the cladding light stripping mechanism twice, the stripping can be carried out step by step, which can effectively strip the reverse core light and cladding light of the high-power fiber laser, and protect the pointing light laser from damage. But it will not cause the attenuation of the indicated light intensity.
Owner:GW (SHANGHAI) LASER TECH CO LTD
Fresh bamboo shoot shelling device
ActiveCN108272095BEfficient removalRemove cleanVegetable peelingAgricultural engineeringBamboo shoots
Owner:重庆好弟兄食品有限公司
Oscillation type loosening plant dyed fiber carding mechanism
The invention discloses an oscillation type loosening plant dyed fiber carding mechanism which comprises a piercing roller, a cylinder and a doffer. By conducting cooperation design on needle tooth structures on the surfaces of the piercing roller, the cylinder and the doffer, needle teeth of the piercing roller are designed into a double-peak structure, and fiber clusters are subjected to low-damage oscillation type loosening; the needle teeth of the cylinder are designed into a blunt-scale-shaped structure with a smooth tooth top, a low-damage hitting platform is provided for oscillation type loosening of fiber clusters on the surface of the piercing roller, and the fiber clusters on the surface of the piercing roller are effectively stripped off; needle teeth of the doffer are designedinto a double-peak structure, fibers are secondary carded, meanwhile the blockage of the fibers in the needle teeth is effectively avoided, the carding effect of the plant dyed fibers is effectively improved, and the subsequent processing quality is improved. The carding mechanism is reasonable in structure and simple in transformation, is an ideal carding mechanism special for plant dyeing, and is easy to use and popularize on a large area.
Owner:DEZHOU HENGFENG TEXTILES
An oscillating carding mechanism for opening vegetable dyed fibers
The invention discloses an oscillation type loosening plant dyed fiber carding mechanism which comprises a piercing roller, a cylinder and a doffer. By conducting cooperation design on needle tooth structures on the surfaces of the piercing roller, the cylinder and the doffer, needle teeth of the piercing roller are designed into a double-peak structure, and fiber clusters are subjected to low-damage oscillation type loosening; the needle teeth of the cylinder are designed into a blunt-scale-shaped structure with a smooth tooth top, a low-damage hitting platform is provided for oscillation type loosening of fiber clusters on the surface of the piercing roller, and the fiber clusters on the surface of the piercing roller are effectively stripped off; needle teeth of the doffer are designedinto a double-peak structure, fibers are secondary carded, meanwhile the blockage of the fibers in the needle teeth is effectively avoided, the carding effect of the plant dyed fibers is effectively improved, and the subsequent processing quality is improved. The carding mechanism is reasonable in structure and simple in transformation, is an ideal carding mechanism special for plant dyeing, and is easy to use and popularize on a large area.
Owner:DEZHOU HENGFENG TEXTILES
High Power Fiber Stripper
ActiveCN103676002BImprove affordabilityEffective strippingActive medium shape and constructionOptical light guidesDouble-clad fiberHigh power lasers
The invention discloses a high-power fiber mode stripper comprising a double-clad fiber 1 and a packaging device 2. A coating layer removing fiber 4 is arranged in the middle of the double-clad fiber 1, a multistage adhesive layer 3 is arranged on the coating layer removing fiber 4, a cooling chamber 6 is arranged in the packaging device 2, and the coating layer removing fiber 4 is arranged in the cooling chamber 6. The multistage adhesive layer 3 is composed of adhesive layer units different in refractive index. Compared with the prior art, the high-power fiber mode stripper has the advantages that harmful light such as high-order mode light and residual pump light generated by light in fiber claddings can be effectively stripped through the multi-stage adhesive layer, heat converted from the harmful light is absorbed and brought out through cooling media in the packaging device, bearing capacity of the mode stripper to high-power laser light is improved greatly, and the mode stripper can bear hectowatt laser light, and can be applied to a kilowatt-class or myriawatt-class fiber laser. Meanwhile, safety of the fiber laseris improved to a great degree, and service life of the fiber laser is prolonged greatly.
Owner:MAXPHOTONICS CORP
Clearing device for removing PTFE seal tape on angle valve
PendingCN109482540AEffective strippingImprove cleaning efficiencyCleaning using toolsEngineeringCleaning teeth
The invention discloses a clearing device for removing a PTFE seal tape on an angle valve. The clearing device comprises a cleaning barrel, four screw rods, a support, four brushes and four double-layer sleeves; a motor is arranged in the cleaning barrel, four first through holes are formed in the barrel wall of the cleaning barrel, each first through hole is internally provided with a bearing, and a positioning cylinder is arranged in the inner ring of each bearing in a sleeved mode; the four screw rods penetrate through the positioning cylinders; the support is fixedly arranged at the top end of the motor, and the support is of a cross structure formed by two triangular prisms; each brush comprises a fixing plate, a triangular second through hole and a plurality of cleaning teeth, and the fixing plate is slidably arranged at the four ends of the support in a sleeved mode; the four double-layer sleeves are located at the four ends of the support respectively, each double-layer sleevecomprises an inner sleeve and an outer sleeve, each inner sleeve is fixedly arranged at the end of the support in a sleeved mode, one end, close to the barrel wall of the cleaning barrel, of each outer sleeve is provided with a connecting piece, and each connecting piece is provided with a slot directly facing the positioning cylinder. The clearing device can effectively strip the PTFE seal tape off the angle valve, the clearing degree is high, and the residue left after removing the PTFE seal tape can be effectively avoided.
Owner:南宁三燃液化气有限公司
A method for extracting and recovering titanium from acid solution
The invention discloses a method for extracting and recovering titanium from an acid solution. Aiming at an acid solution with a low concentration of titanium, the combination of an organic phosphonic acid extractant and an amine extractant is fully utilized to produce a synergistic extraction effect, which can be selectively extracted. Titanium, which is separated from impurity ions such as iron, aluminum and magnesium in the acid solution, and can be effectively stripped with NaOH solution to obtain stripped titanium slag. The stripped titanium slag is "roasted-washed" to remove residual NaOH to obtain a TiO2 content of 65 ~93% titanium-rich material, the invention solves the problem of selective separation and enrichment of titanium in acid solution, and the problem of difficult back-extraction of titanium in other extraction processes, and realizes the recovery of low concentration titanium in acid solution, It can also enrich the low-concentration scandium contained in the solution into the titanium-rich material. It has the characteristics of simple process flow, high titanium enrichment ratio, thorough separation, low production cost, no pollution, and comprehensive recovery of scandium.
Owner:贵州鑫亚矿业有限公司 +1
Low-loss black hole micro-etching liquid as well as preparation method and application thereof
PendingCN114574863AEffective strippingNot easy to stickProcess efficiency improvementButanedioic acidPhysical chemistry
The invention relates to the technical field of printed circuit board processing, in particular to a low-loss black hole micro-etching solution and a preparation method and application thereof. The low-loss black hole micro-etching liquid is prepared from the following components in percentage by weight: 30 to 50 permillage of sulfuric acid, 8 to 1 permillage of H2O2, 0.8 to 1.2 permillage of a copper protecting component, 1.0 to 2.0 permillage of a dispersing agent, 0.8 to 1.5 permillage of a corrosion inhibitor, 0.3 to 1.0 permillage of a hydrogen peroxide stabilizer and the balance of water, and the copper protection component is one or more of dodecenylsuccinic acid, monoethanolamine borate and triethanolamine borate. According to the low-loss black hole micro-etching liquid with the proportion, the copper surface black hole conductive material is effectively stripped, meanwhile, the loss of the copper surface is reduced, the stripped black hole conductive material is not prone to being reversely adhered to the copper surface, and therefore the surface performance and the yield of a PCB are guaranteed.
Owner:上海富柏化工有限公司 +2
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