Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

43results about How to "Reduce multiple processes" patented technology

Method for manufacturing high-purity metal wire

The invention discloses a method for manufacturing a high-purity metal wire. The method comprises the following steps: S1, performing slitting and degassing pretreatment on an electrolyzed raw material plate to form a raw material metal strip; S2, rolling the raw material metal strip to manufacture a semi-finished product of the high-purity metal wire; S3, annealing the semi-finished product of the high-purity metal wire; S4, carrying out cold-press welding on a plurality of annealed semi-finished products of the high-purity metal wires to ensure that the metal wires are connected end to end in sequence; and S5, coldly drawing the semi-finished product of the high-purity metal wire which is subjected to cold press welding to directly form a finished product of the high-purity metal wire; or continuously annealing the metal wire before the high-purity metal wire is drawn to the size of wire diameter of the finished product of the high-purity metal wire, and drawing the metal wire to the size of the wire diameter of the finished product of the high-purity metal wire. The invention provides the high-purity metal wire manufacturing method with the advantages of high production efficiency, low energy consumption, little investment and simple process, and the manufactured high-purity metal wire has the characteristics of high purity, high conductivity, good manufacture performance and the like.
Owner:江西江镍高纯材料有限公司

Lining machining method

ActiveCN101979889ADoes not affect manufacturabilityImprove surface roughnessBearing componentsPunchingWorking environment
The invention discloses a lining machine method, which comprises the following copper-based double-metal steel strip processing steps: 1) feeding; 2) punching to form hasps; 3) punching to form a U shape; 4) rounding; 5) finely rounding; 6) milling excircle; and 7) boring inner circle. The method is characterized in that the step 5 of finely rounding, the step 6 of milling excircle and the step 7of boring inner circle are accomplished by one extrusion process for forming the required surface roughness and wall thickness of the lining. The method has high economy and high processing property and can improve an on-site working environment greatly.
Owner:湖北安达精密工业有限公司

Automatic cutting and laminating machine for processing reverse osmosis filter element

The invention discloses an automatic cutting and laminating machine for processing a reverse osmosis filter element. The automatic cutting and laminating machine comprises a first cutting mechanism, asecond cutting mechanism, a stacking mechanism and a machine frame, wherein the first cutting mechanism and the second cutting mechanism are arranged on the machine frame, and the first cutting mechanism is located right below the second cutting mechanism; two lower blades sleeve a rotating shaft, upper blades are arranged right above the two lower blades respectively, the upper blades are arranged on upper knife holders respectively, and one ends of the upper knife holders are connected with a piston rod of a knife holder air cylinder through connecting bases; a driving shaft is located between a carrying plate and a net cutting mechanism, and the second cutting mechanism further comprises a shaping shaft; and a transparent carrying plate is arranged on a base, a light source mechanism is arranged on the lower surface of the transparent carrying plate, and a cylinder is arranged in the middle of the upper surface of the transparent carrying plate. According to the automatic cutting and laminating machine, filter membranes and grid cloth used in the reverse osmosis filter element can be cut and stacked at the same time, the high automation level is achieved, a plurality of procedures are omitted, and the production efficiency is greatly improved.
Owner:苏州润膜水处理科技有限公司

New technique for producing high alloy steel high-end pipe by adopting cross rolling elongation technology

The invention relates to a new technique for producing a high alloy steel high-end seamless pipe by adopting cross rolling elongation technology without perforation, comprising: molten high alloy steel which is externally refined is made into a hollow shell by centrifugal casting; the outside surfaces of the front and the rear ends of the hollow shell are respectively processed to be a 'gripping head' and a 'tail end head' with conicity, and machining and quality inspection are carried out on the inside and the outside surfaces as well as the 'gripping head' and the 'tail end head' of the hollow shell; heating is carried out; a mandril is inserted into the heated hollow shell, and then the hollow shell is sent into a cross rolling elongating mill for cross rolling, so that the pipe fittings having the wall thickness, the diameter and the length being in accordance with the requirements can be produced; the mandril is removed, and the head and the tail are cut off; finally, the qualified finished pipes can be obtained after sizing, heat treatment for finished product and finishing operation. The technique has short process flow and does not need cross rolling perforation, thus reducing the cost and improving the quality; due to small tapered treatment for the front and the rear ends, 'tail triangle' is avoided when the medium-thick walled pipes are produced, and the performance of secondary gripping is improved, thus improving the quality of the product and the production efficiency.
Owner:北京蓝海科融新技术有限公司

Formula and production method for shoe material, and production method for secondarily molded sole

The invention discloses a formula and production method for a shoe material, and a production method for a secondarily molded sole. The shoe material produced according to the formula for the shoe material is wear resistant and is applicable as the outsole of a shoe. The production method for the shoe material comprises the following steps: batch mixing; internal mixing; open mixing; sheet production; lamination of a film; slicing; and punching. The secondarily molded sole comprises an insole and the outsole. The production method for the secondarily molded sole comprises the following steps: 1, separately producing semi-finished products of the insole and the outsole, wherein the semi-finished product of the insole is produced by using a conventional small-scale foaming method and the semi-finished product of the outsole is produced by using the above production method for the shoe material; 2, successively putting the semi-finished products of the insole and the outsole to corresponding positions in a mold for the secondarily molded sole; 3, setting all the parameters of a secondary molding machine and then beginning foaming and molding of the sole; and 4, taking out the sole having undergone secondary molding. The sole produced by using the method is neat in foaming and bonding, has excellent bonding force, tensile strength and anti-tear effect, can omit a plurality of procedures and improves production efficiency and output.
Owner:福建万凯鞋业有限公司

Coalescence type multiphase cyclone separator

The invention discloses a coalescence type multiphase cyclone separator which is in vertical installation. The coalescence type multiphase cyclone separator comprises an oil-gas separation cavity, a cyclone separating cavity, a solid-liquid separation cavity and a solid phase sedimentation tank. The oil-gas separation cavity, the cyclone separating cavity, the solid-liquid separation cavity and the solid phase sedimentation tank are sequentially welded. The oil-gas separation cavity is provided with a natural gas outlet and oil outlets. The natural gas outlet is arranged at the front end of the oil-gas separation cavity, the number of the oil outlets is two, the cyclone separating cavity is provided with produced liquid inlets, and the number of the produced liquid inlets is two. The solid-liquid separation cavity is provided with two water outlets, each part of mixed liquid is separated through centrifugation, separated oil and gas flow into the oil-gas separation cavity and then are discharged through the natural gas outlet and the oil outlets, separated solid and water enter the solid-liquid separation cavity, water obtained after solid phase and water phase separation is discharged timely out of the water outlets, and the solid phase is stored in the solid phase sedimentation tank to be discharged in a timed mode. Various used processes are greatly reduced, equipment is simplified, the efficiency is improved, energy is saved, and the cost is reduced.
Owner:淄博海润环境工程有限公司

Chemical liquid bottle and manufacturing method thereof

A chemical liquid bottle comprises a bottle body, a bottle neck, a sealing end cover and a spiral sleeve. An external thread is arranged on the outer surface of the bottle neck. The sealing end cover is connected to the upper end of the bottle neck. An annular shear mark line is arranged between the sealing end cover and the bottle neck. The bottle body, the bottle neck and the sealing end cover are formed integrally through blow molding. An annular protruding part which protrudes outwards is arranged at the upper end of the sealing end cover. The bottle neck is sleeved with the spiral sleeve. The spiral sleeve comprises an annular sleeve body and a supporting ring. An internal thread is arranged in the annular sleeve body. The supporting ring is connected to the upper end of the annular sleeve body. A plurality of longitudinal clamping seams are formed in the supporting ring. The outer diameter of the lower end of the sealing end cover and the outer diameter of the annular protruding part are both larger than the inner diameter of the supporting ring. A bottle cap is detached into the spiral sleeve and the sealing end cover, so that the sealing end cover, the bottle body and the bottle neck are formed integrally through blow molding, the spiral sleeve and the sealing end cover are combined to form the bottle cap only in the detaching process, the chemical liquid filling efficiency is improved, the production cost is reduced, the sterility of filled chemical liquid is higher, and high sterility of the chemical liquid can be maintained in the using process.
Owner:德旺国际医药投资有限公司

Mold for bending bridge partitions

The invention overcomes the defect of incapable realization of high-efficiency mass production in the production process of bridge partitions and provides a mold for bending iron bridge partitions. The mold has the advantages of simple structure and favorable operational performance and comprises a frame, wherein the frame consists of a bottom plate and a portal frame, the bottom plate is used asa workbench, and the portal frame is connected with the bottom plate into a whole; a lifting jack reversely fixed on the portal frame is arranged in the portal frame; a detachable upper mold is arranged on a hydrocylinder of the lifting jack; and a lower mold matched with the upper mold is arranged on the bottom plate. The invention can enable the partition to be molded by one step so as to enhance the working efficiency and the performance of the partition and improve the appearance of the partition; and when processing the mold, many working procedures are omitted so as to save the resources.
Owner:RAILWAY NO 10 ENG GRP CO LTD

Winding process for foil type coil

Disclosed is a winding process for a foil type coil. The winding process comprises the steps of S1, providing a mould, wherein the mould comprises two semi-circular mould cylinders and positioning plates, the positioning plates are arranged at the two ends of the two semi-circular mould cylinders respectively, and a gap is formed between the two semi-circular mould cylinders; S2, assembling the mould on a foil winding machine, and performing de-moulding treatment on the surface of the mould; S3, winding a coil; S4, taking off the mould and the wound coil from the foil winding machine to be placed into a drying oven to be heated and cured; and S5, placing the mould and the coil vertically, pouring resin along the end part of the coil, and waiting until the resin is cured. The quickly-detached mould is adopted, so that after the positioning plates of the mould are taken off, the semi-circular mould cylinders can be loosened freely to realize quick assembling and disassembling of the mould; in addition, resin is poured along the end part of the coil, so that the mechanical strength and the insulating strength of the coil are reinforced; and casting moulding of the coil in a vacuum environment is not needed, so that multiple procedures are omitted, thereby greatly improving production efficiency.
Owner:奇宏(厦门)电力变压器有限公司

Packaging paper box edge-folding device and machining method thereof

The invention provides a packaging paper box edge-folding device and a machining method thereof. The packaging paper box edge-folding device comprises an air cylinder, a bracket and supporting frames.The bracket is fixedly connected to the air cylinder, U-shaped plates are symmetrically arranged at the tops of the two ends of the bracket, the supporting frames are symmetrically arranged on the outer side of the bracket, and hydraulic cylinders are arranged on the inner sides of the supporting frames; hydraulic stay bars are connected to the hydraulic cylinders, the hydraulic stay bars are connected with pressing plates, a baffle is arranged over the bracket, and a guide rail is arranged at the lower end of the baffle; and two push plates matched with the guide rail are arranged on the guide rail, pressure sensors are arranged at the bottoms of the push plates, the baffle is connected with a servo motor through a connecting rod, and an electronic control device is arranged on one sideof the servo motor. The packaging paper box edge-folding device and the machining method thereof have the beneficial effects that the two U-shaped plates can simultaneously conduct folding on the fourbottom edges of the paper box, a plurality of processes are omitted, meanwhile the push plates in the paper box can achieve the supporting and pushing effects, the packaging paper box where a productis placed and cannot be prepared due to an error is avoided, the packaging paper box edge-folding device can operate normally, and the production efficiency of paper box processing is improved.
Owner:天津王朝包装印刷制品有限公司

Self-shielded welding wire and manufacturing method thereof

The invention relates to the technical field of welding wires, in particular to a self-shielded welding wire and a manufacturing method thereof. Through adding metal fluoride and limiting the carbon content of components of raw material, the spatter loss rate is decreased in the process of welding application, then waste of welding rods in welding treatment is avoided, and the toughness of welding seams is improved; especially, in combination with the reasonable proportion design of the components of the raw material, the welding wire can be applied under any conditions, and the requirement for strength can be met as well; when metal coating experiment treatment is performed at normal temperature or at the high temperature of 600 DEG C, the hardness (HRC) of the welding wire can reach above 60, the tensile strength of the manufactured welding wire reaches above 310 MPa, the elongation after breakage reaches above 41%, the hardness reaches 31 HRB-57 HRB, and the roughness reaches 0.2 micron-0.5 micron.
Owner:GUIZHOU AEROSPACE KAIHONG SCI & TECH

Method for producing nickel belt

The nickel belt producing process includes rolling, annealing the semi-finished product, re-rolling, annealing the product and other steps. The said production process can ensure the high purity and low internal resistance of the nickel belt for meeting the requirement of producing battery. At the same time, the said production process is simple, low in production cost, low in power consumption, short production period and high in production efficiency.
Owner:江西江镍高纯材料有限公司

Shoe material surface treatment machine

The invention relates to a shoe material surface treatment machine, which comprises a left and a right electric control cabinet, and an automatic processing platform. The left and the right electric control cabinet are detachably mounted at two sides of the automatic processing platform respectively, the automatic processing platform includes a lower processing platform and an upper processing platform mounted above the lower processing platform, the upper processing platform includes a belt transmission line and upper plasma spray nozzle equipment arranged above the belt transmission line, and the lower processing platform includes a roller transmission line and lower plasma spray nozzle equipment arranged below the roller transmission line. Aiming at the process defects of much manual work, long time and low efficiency involved in a shoemaking molding method, The shoe material surface treatment machine applies object surface plasma processing technology to shoe material surface processing equipment, to substitute for multiple processes such as manual liquid brushing and machine-based liquid baking, realizes shoe material surface plasma automatic processing and enhances the shoe material surface bonding strength by multiple times.
Owner:SHANGHAI EASEMENT ELECTRIC

Agricultural soil detection sample extraction device and method

PendingCN112198000AReduce the hassle of manual samplingFast sampling speedSievingScreeningDrive wheelGear wheel
The invention discloses an agricultural soil detection sample extraction device and method, and belongs to the field of road cutting. The agricultural soil detection sample extraction device comprisesa base, a box body and a placement frame are fixedly connected to the base, a sliding plate, a motor, a supporting plate, a first fixing frame and a second fixing frame are fixedly connected into thebox body, a sleeve is slidably connected to the sliding plate, and a threaded rod is rotatably connected into the sleeve. The threaded rod is fixedly connected with a spiral blade, the motor is rotatably connected with the end, away from the spiral blade, of the threaded rod, the output end of the motor is fixedly connected with a first rotating rod, and the first rotating rod is fixedly connected with a driving wheel, a cutting blade and a fifth gear. The device is simple to use and convenient and fast in soil sample extraction, multiple procedures of soil detection are reduced, the workingefficiency is improved, the treatment time before soil detection is shortened, and the detection speed is increased.
Owner:沈龙

Flame-retarded resin finishing agent for water-based coating and preparation method of flame-retarded resin finishing agent

InactiveCN108589303AEmission reductionIn line with the direction of environmental protectionHeat resistant fibresWater basedOrganic solvent
The invention discloses a flame-retarded resin finishing agent for a water-based coating and a preparation method of the flame-retarded resin finishing agent. The finishing agent comprises water-basedresin, water-based fire retardant, a water-based resin thickening agent, water-based filler, a water-based dispersing agent, a water-based bridging agent and water. The water is adopted as a solventof the whole product system, no organic solvent is used, emissions of VOC are reduced, and meanwhile solvent collecting and recycling do not need to be carried out in the processing process. Meanwhile, the phosphorus-nitrogen type environment-friendly retardant is used, no halogen is contained, and the finishing agent accords with the environmental protection direction.
Owner:苏州维明化学工业有限公司

Welding-free quick-changing supporting roller

The invention discloses a welding-free quick-changing supporting roller. The welding-free quick-changing supporting roller comprises a roller body; a shaft tube is arranged in the centre of the roller body; a bearing seat is in press fit with each of the two ends of the roller body; a labyrinth type inner sealing ring is integrally formed on the outer end surface of each bearing seat; a bearing is in press fit with the interior of each bearing seat; a bearing baffle ring is mounted at the position, corresponding to the inner side of the inner ring of each bearing, of the shaft tube; a labyrinth type outer sealing ring which is matched with each labyrinth type inner sealing ring is arranged at the position, out of each bearing, of the shaft tube in a sleeving manner; a shaft head connecting screw hole is formed in each of the two ends of the shaft tube; a supporting roller shaft head is mounted in each shaft head connecting screw hole; a flat clamping part is arranged on each supporting roller shaft head. The main parts of the welding-free quick-changing supporting roller are formed integrally and are not required to the welded, so that the machining amount of a machine tool is small, and the production cost is reduced; the welding-free quick-changing supporting roller is a novel, green, environment-friendly, low-consumption and high-efficiency supporting roller; the supporting roller is replaced quickly, the shut down maintenance time is saved, and the work efficiency of a conveyor is improved, so that the welding-free quick-changing supporting roller has extremely high social benefits and social benefits.
Owner:董世军

Permanent violet alkylating process

The invention discloses a permanent violet alkylating process. The permanent violet alkylating process is characterized by comprising the following steps of: feeding caustic soda liquid, carbazole, a catalyst and some bromoethane into a three-port flask with a stirring and reflux condenser; slowly heating until the temperature reaches 35 to 40 DEG C; dropping the rest bromoethane under such temperature; continuously heating along with the reaction after dropping; controlling the temperature to be below the boiling point of a system all the time; determining that the reaction is done after the conversion rate of carbazole is up to more than 99.5%; standing for 10 to 30 minutes; separating the lower caustic soda liquid for recycling over and over, thus obtaining molten N-ethyl carbazole. The permanent violet alkylating process has the advantages that a plurality of processes are decreased, the reaction time is shortened, the manpower, material resources and energy consumption are saved, the usage of benzene is removed, and nearly no occupational hazard is brought; and the molten alkylate directly enters the following nitrating process, so that the process of dissolving the chlorobenzene is saved.
Owner:NANTONG LONGXIANG NEW MATERIALS TECH CO LTD

Cutting and laminating device for processing water purification filter element

The invention discloses a cutting and laminating device for processing a water purification filter element. The device comprises a first long-strip-shaped air cylinder, a first movable block and a first tool apron, the first long-strip-shaped air cylinder is installed on a rack, a piston rod of the first long-strip-shaped air cylinder is fixedly connected with the first movable block to drive thefirst movable block to do reciprocating motion, the first tool apron is connected with the first movable block, and a plurality of film cutting blades are fixed in the first tool apron. The first driving mechanism is arranged above the movable carrier plate, the first driving mechanism further comprises a lead screw, a long-strip plate movably connected with the lead screw through a nut and two film clamping claws installed on the lower surface of the long-strip plate respectively, and the two film clamping claws are installed at the two ends of the lower surface of the long-strip plate through L-shaped installation plates respectively; the shaping shaft is a rubber shaft, and a supporting shaft is further installed between the two installation plates. According to the invention, the automation level is very high, a plurality of procedures are saved, the production efficiency is greatly improved, the filter membrane falling onto the carrier plate is effectively prevented from springback and curling, the next operation is facilitated, and the working efficiency is improved.
Owner:SUZHOU RUNMO WATER TREATMENT TECH CO LTD

Phase-change energy-storage temperature-regulating foam concrete and preparation method thereof

PendingCN112028572AImprove performanceOvercome the weakness of poor thermal inertiaCeramic shaping apparatusCement mixing apparatusFoam concreteFiber
The invention discloses phase-change energy-storage temperature-regulating foam concrete and a preparation method thereof. The phase-change energy-storage temperature-regulating foam concrete is prepared from 100-500 parts of phase-change energy-storage particles, 800-1000 parts of ordinary portland cement, 0-100 parts of quick-hardening cement, 0-300 parts of a filler, 5-10 parts of an accelerator, 5-10 parts of fibers, 0.5-1 part of a thickening time control agent, 2-6 parts of a foam stabilizer, 20-60 parts of a waterproof agent, 400-700 parts of water and 30-100 parts of a foaming agent. The preparation method comprises the steps of S1, preparing the phase-change energy-storage particles; S2, mixing the ordinary portland cement, the quick-hardening cement, the filler, the phase-changeenergy-storage particles, the accelerator, the fibers, the thickening time control agent, the foam stabilizer and the waterproof agent, adding water, mixing and stirring for 2-4 minutes, adding the foaming agent, stirring for 5-15 seconds, pouring into a mold, and standing and foaming for 1-24 hours; S3, after foaming is finished, conducting demolding and curing, and obtaining the phase-change energy-storage temperature-regulating foam concrete.
Owner:陈志纯

A kind of liquid medicine bottle and its manufacturing method

A chemical liquid bottle comprises a bottle body, a bottle neck, a sealing end cover and a spiral sleeve. An external thread is arranged on the outer surface of the bottle neck. The sealing end cover is connected to the upper end of the bottle neck. An annular shear mark line is arranged between the sealing end cover and the bottle neck. The bottle body, the bottle neck and the sealing end cover are formed integrally through blow molding. An annular protruding part which protrudes outwards is arranged at the upper end of the sealing end cover. The bottle neck is sleeved with the spiral sleeve. The spiral sleeve comprises an annular sleeve body and a supporting ring. An internal thread is arranged in the annular sleeve body. The supporting ring is connected to the upper end of the annular sleeve body. A plurality of longitudinal clamping seams are formed in the supporting ring. The outer diameter of the lower end of the sealing end cover and the outer diameter of the annular protruding part are both larger than the inner diameter of the supporting ring. A bottle cap is detached into the spiral sleeve and the sealing end cover, so that the sealing end cover, the bottle body and the bottle neck are formed integrally through blow molding, the spiral sleeve and the sealing end cover are combined to form the bottle cap only in the detaching process, the chemical liquid filling efficiency is improved, the production cost is reduced, the sterility of filled chemical liquid is higher, and high sterility of the chemical liquid can be maintained in the using process.
Owner:德旺国际医药投资有限公司

Automatic cutting and laminating machine for reverse osmosis filter processing

The invention discloses an automatic cutting and laminating machine for reverse osmosis filter element processing, comprising a first cutting mechanism, a second cutting mechanism, a stacking mechanism and a frame, the first cutting mechanism and the second cutting mechanism are installed on the frame, the first cutting mechanism is located directly below the second cutting mechanism, two lower blades are set on the rotating shaft, and an upper blade is respectively arranged directly above the two lower blades, so The above blade is installed on the upper knife seat, and one end of the upper knife seat is installed and connected with the piston rod of a knife seat cylinder through the connecting seat. The drive shaft is located between the carrier plate and the net cutting mechanism, and has a shaping shaft. The transparent carrier board is installed on the base, a light source mechanism is installed on the lower surface of the transparent carrier board, and a cylinder is arranged in the middle of the upper surface of the transparent carrier board. The invention can realize the simultaneous cutting and stacking of the filter membrane and grid cloth used in the reverse osmosis water purification core, has a high level of automation, saves multiple processes, and greatly improves the production efficiency.
Owner:苏州润膜水处理科技有限公司

A construction method for the main tower of a cable-stayed bridge with a single curved tower and double cable planes

The invention discloses a construction method for a cable-stayed bridge main tower with curve single tower double cable planes. The main tower is divided into multiple sections to be constructed, in other words, the main tower is divided into a lower tower pier lower section, a lower tower pier upper section, a tower and bridge combination section, and an upper tower column first section to an upper tower column highest section from bottom to top, wherein the upper tower column highest section is a tower top decorative block. Ten pairs of stay cables are correspondingly located on the upper tower column third section to the upper tower column second-highest section one to one. By the adoption of the construction method, according to the variable cross-section characteristic of the main tower, a large steel pipe support is erected section by section to serve as a safety operation platform, matched buckling type safety crawling ladders are erected section by section, reinforcing steel bars are bound section by section, a stiff skeleton is machined on a back field and installed on a site section by section, a formwork is erected section by section, the original construction temporary stiff skeleton is used, detachment is not needed, the construction procedures are reduced, the design process is simplified, the construction time is shortened, and the construction cost and safety risks are reduced.
Owner:CCCC THIRD HARBOR ENG +2

Automatic fruit picking and processing device

PendingCN111903335AFully automatedImprove the efficiency of picking processingVegetable peelingFood treatmentControl systemProcess engineering
The invention discloses an automatic fruit picking and processing device. The device comprises a control system, a picking trolley, a fruit collecting device and a fruit processing device, and the picking trolley comprises a base, a walking device, a lifting and rotating device, a positioning device, a recognition device and a fruit picking device. According to the automatic fruit picking and processing device, fruit picking, fruit collecting, fruit peeling and cleaning treatment and sorting and screening are integrated, whole fruits are processed on site, convenience and rapidness are achieved, multiple procedures of back-and-forth transportation treatment are reduced, the process is shortened, and the cost is saved; and meanwhile, through an imaging recognition system and the fruit picking device, full automation of fruit picking is achieved, full automation of the whole process of fruit picking, fruit collecting, fruit peeling and cleaning treatment and sorting and screening is achieved, the fruit picking treatment efficiency is greatly improved, the cost is saved, and time and labor are saved.
Owner:桐庐中浩塑料机械有限公司

New technique for producing high alloy steel high-end pipe by adopting cross rolling elongation technology

The invention relates to a technique for producing a high alloy steel high-end seamless pipe by adopting cross rolling elongation technology without perforation, comprising: molten high alloy steel which is externally refined is made into a hollow shell by centrifugal casting; the outside surfaces of the front and the rear ends of the hollow shell are respectively processed to be a 'gripping head' and a 'tail end head' with conicity, and machining and quality inspection are carried out on the inside and the outside surfaces as well as the 'gripping head' and the 'tail end head' of the hollow shell; heating is carried out; a mandril is inserted into the heated hollow shell, and then the hollow shell is sent into a cross rolling elongating mill for cross rolling, so that the pipe fittings having the wall thickness, the diameter and the length being in accordance with the requirements can be produced; the mandril is removed, and the head and the tail are cut off; finally, the qualified finished pipes can be obtained after sizing, heat treatment for finished product and finishing operation. The technique has short process flow and does not need cross rolling perforation, thus reducing the cost and improving the quality; due to small tapered treatment for the front and the rear ends, 'tail triangle' is avoided when the medium-thick walled pipes are produced, and the performance of secondary gripping is improved, thus improving the quality of the product and the production efficiency.
Owner:北京蓝海科融新技术有限公司

Ink screen printing process for thick copper white solder resist ink pcb board

The invention discloses an ink screen printing process for a thick copper white solder resist ink PCB board. The silk screen printing process includes the following steps: S1, performing pre-sandblasting treatment on the thick copper PCB board to be screen-printed with solder resist ink, and performing plugging treatment on the via holes; S2, using screen printing white solder resist ink, and standing still; S3. Segmented pre-baking, alignment, exposure and development are carried out sequentially to complete the ink screen printing. The process of the present invention can complete the white solder resist ink layer with a shoulder thickness of not less than 7 μm on the thick copper PCB board through one silk screen printing, which improves the efficiency of silk screen printing, reduces the cost of silk screen printing, and avoids the ink layer being stamped during die punching. easy cracking; and through segmental pre-baking, not only shortens the standing time after silk screen printing, but also solves the defect of white oil cracks; at the same time, by controlling the energy of exposure and development, the ink layer maintains gloss, development is clear, and It effectively avoids the shortcoming that white oil cracks are prone to appear after reflow soldering or wave soldering on the client side.
Owner:惠州市联达金电子有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products