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45results about How to "Play a role in strengthening" patented technology

Accurate paper filler stuffing device for footwear making

The invention relates to a paper filler stuffing device, in particular to an accurate paper filler stuffing device for footwear making, and aims to solve the technical problem of providing the accurate paper filler stuffing device for the footwear making. In order to solve the technical problem, the invention provides the accurate paper filler stuffing device for the footwear making. The accurate paper filler stuffing device comprises a top plate, a first supporting rod, a swinging rod, a first spring, a placing device, a paper filler outlet device, a fixing rod, a movable stick, a connecting rod, a contact roller, a motor and the like, wherein a left bracket, a sliding rail, a second supporting rod, a bottom plate and a right bracket are sequentially arranged at the top of the bottom plate from left to right; the top plate is arranged at the top end of the left bracket; the first supporting rod and the paper filler outlet device are arranged at the bottom of the top plate; and the first supporting rod is located on the left side of the paper filler outlet device. According to the accurate paper filler stuffing device disclosed by the invention, the effect of being high in accuracy is achieved; and when the work of stuffing paper fillers is performed on shoes by the accurate paper filler stuffing device, the power of the motor is utilized to drive a stuffing rod to move towards the left, and the placing device is swung clockwise.
Owner:林永贵

Butterfly-type cable-stayed bridge system

The invention discloses a butterfly-type cable-stayed bridge system. The system comprises bridge towers, main girders, abutment piers, stayed cables and asymmetric curved arches. The asymmetric curved arches are arranged in a main span, and in the area, the two ends of each stayed cable are connected with the corresponding bridge tower and the corresponding asymmetric curved arch respectively. Inclined suspenders located on the same straight lines of the stayed cables are arranged at anchorage points on arch ribs, and the inclined suspenders are connected with the main girders. Meanwhile, the tension of the inclined suspenders is larger than the cable force of the stayed cables, so that the arch ribs are compressed, and at the moment, loads are born by the stayed cables and an arch-girder system together. The asymmetric curved arches have the stiffening effects on the stayed cables in the areas of the asymmetric curved arches, the main girders, the asymmetric curved arches and the inclined suspenders in the arches form a spatial framework structure together, and the space stiffness of the cable-stayed bridge main span is improved so as to be beneficial to the effect of resisting the wind loads; meanwhile, the downward deflection deformation of the main girders is reduced, the deformation of the stayed cables is reduced, so that the cable force of the main span is reduced, and the stress state of the bridge towers is improved.
Owner:TONGJI UNIV

Ultra-thick crack-free aluminum oxide ceramic preparation method based on digital light treatment molding technolog

The invention belongs to the technical field of 3D printing, and discloses an ultra-thick crack-free aluminum oxide ceramic preparation method based on a digital light treatment molding technology, which comprises the following steps: a) putting photosensitive resin, aluminum oxide powder, calcium carbonate powder and a dispersing agent into a ball mill, and stirring to obtain aluminum oxide ceramic slurry with solid phase content of 70-82%; b) drawing a three-dimensional graph by using Solids works, storing the three-dimensional graph as an STL format file, importing the three-dimensional graph into digital light processing forming printer matching software RayWareC for slicing, and exporting the sliced three-dimensional graph as an SSJ format file; c) pouring the alumina ceramic slurry into a trough, adjusting a printing platform, importing the SSJ format file model, setting printing parameters, and printing layer by layer to obtain a ceramic biscuit, wherein the printing parametersare set as follows: the curing time of the base layer is 15-20 seconds, the number of layers of the base layer is 5, and the curing time of the single layer is 1.5 seconds and 2.5 seconds; and d) sequentially putting the ceramic biscuit into a degreasing furnace and a sintering furnace for treatment to obtain the ultra-thick crack-free aluminum oxide ceramic.
Owner:ZHENGZHOU UNIV

Steel box girder arc-shaped U rib installing and positioning method

The invention provides a steel box girder arc-shaped U rib installing and positioning method. The method comprises the steps that a line drawing working platform is arranged in an area where a U rib of a steel box girder needs to be installed, and line drawing is conducted in a mode from the center to the two sides after leveling is conducted; stiffening plates are welded to the inner surface of the U rib at intervals; the U rib is installed from one end of a well-drawn approximate curve to the other end of the approximate curve; when installation is conducted, support plates and wedge blocks are used for fixing the U rib, a steel hammer is used for hammering, the U rib is bent towards one side, after the U rib is overlapped with a current straight-line segment, point welding is conducted to fix the overlapped portions of the U rib and the straight-line segment, and installation is continuously conducted to enable the U rib to be overlapped with a next straight-line segment till the U rib is completely overlapped with the approximate curve; the support plates and the wedge blocks are removed; the steel box girder which is well provided with the U rib is placed on an in-plant anti-deformation jig frame for whole welding. According to the steel box girder arc-shaped U rib installing and positioning method, the straight-line fitting circular-arc curve serves as the basic principle, full cross-section heating does not need to be conducted on the whole U rib at certain intervals, and installation of the arc-shaped U rib can be completed conveniently and rapidly.
Owner:CHINA FIRST METALLURGICAL GROUP

Installing and fixing structure of suspension torsion bar of torsion beam of automobile

The invention discloses an installing and fixing structure of a suspension torsion bar of a torsion beam of an automobile, comprising a middle bracket and the torsion bar. The installing and fixing structure is characterized in that the section of the middle bracket is L-shaped; the upper end of the vertical part of the middle bracket is fixedly connected with a torsion cross beam; the upper surface of the right end of the horizontal part of the middle bracket is fixedly connected with one side of a longitudinal arm; the right end of the torsion cross beam is fixedly connected with the other side of the longitudinal arm; the middle part of the vertical part of the middle bracket is provided with a polygonal flanging hole; the right end part of the torsion bar is of a polygonal structure correspondingly; and the polygonal structure is in interference fit with the polygonal flanging hole on the middle part of the vertical part of the middle bracket, and the polygonal structure and the polygonal flanging hole are fixedly connected by welding. In the installing and fixing structure, the connecting strength between the torsion bar and the longitudinal arm is improved, the strength requirement for welding seams is reduced, so that the whole connecting strength is well improved and the service life of the whole part is prolonged; and the problems of low strength and cracking of the welding seams for adopting direct welding between the torsion bar and the longitudinal arm generally are solved.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD

Technology for hoisting web of girder by using rail-mounted gantry crane

The invention relates to a technology for hoisting a web of a girder by using a rail-mounted gantry crane. The technology comprises the following specific steps: determination of the position of a hoisting point: selecting a suitable position of the hoisting point on the web of the girder, and welding a mounting stopper at the position of the hoisting point; preparation before hoisting: connecting the upper end of each triangular hanger to a hoisting steel wire rope by a shackle, connecting the left side and the right side of the lower end of each triangular hanger by using three shackles and then connecting the lower end of each triangular hanger to vertical lifting steel plate hoisting tongs; hoisting: slowly hoisting, staying for 10 minutes when distant from a jig frame by 200 mm, observing whether steel plates surrounding the vertical lifting steel plate hoisting tongs are abnormal or not, whether various force bearing points are abnormal or not and whether stress on the steel wire rope is uniform or not, and hoisting to a required height or overturning if abnormity does not exist; and hanger disassembling: after the whole web of the girder is welded with a box fixedly and firmly, disassembling the hangers. The technology for hoisting the web of the girder by using the rail-mounted gantry crane has the advantages that any consumption in aspects of discharging of parts, welding materials, gas consumption, flaw detection and the like is not required, and the production cost is greatly saved.
Owner:NANTONG ZHENHUA HEAVY EQUIP MFG

Power wingsuit

The embodiment of the invention discloses a power wingsuit. The power windsuit includes a flight suit, two extension tubes horizontally arranged on the outer sides of two shoulders of flight staff, aholding frame, one or more power flight devices, two flight wing membranes, an empennage wing membrane and a control switch, wherein one ends of the extension tubes are opened, and the other ends of the extension tubes are closed; the holding frame sleeves the flight suit; the power flight devices are mounted on the holding frame, and the power ejecting ends face towards the foot position of the flight staff; the two flight wing membranes correspond to the two expansion tubes, the side edges of the flight wing membranes in the longitudinal directions of the outer walls of the expansion tubes are connected to the lower surfaces of the outer walls of the expansion tubes, and the ends, close to the flight staff, of the flight wing membranes are connected with the outer surfaces, correspondingto the armpit and the rib of the flight staff, of the flight suit; the empennage wing membrane is connected to the outer surface, between two legs of the flight staff, of the flight suit; and the control switch is mounted on the end, close to the hands of the flight staff, of the inner side of a chamber of one of the expansion tubes. Compared with a traditional wingsuit, the power wingsuit has the advantages that the flight speed is high, the auto-hover time is long, the safety is high, the comprehensive using cost is low, operation is easy and quick, and long-term complex training is not needed.
Owner:李明珠

Machining equipment for injection mold casting

The invention relates to machining equipment for injection mold casting. The equipment comprises a fixed bottom plate, guide columns, an upper mold and a lower mold, a plurality of fixed columns are fixedly arranged on the upper surface of the fixed bottom plate, and a supporting plate is arranged at the upper ends of the fixed columns; the lower mold is correspondingly arranged below the upper mold, the lower mold is fixedly arranged above the supporting plate, and a cavity of a concave structure is formed in the upper surface of the lower mold; and the lower surface of the upper mold and the surface of the cavity are each provided with an easy-to-demold layer, and each easy-to-demold layer comprises a reinforcing layer and an anti-adhesion layer which are sequentially arranged from inside to outside. According to the machining equipment for injection mold casting, the machining equipment for injection mold casting is arranged to be of an integrated structure of the fixed bottom plate, the guide columns, the upper mold and the lower mold, the fixed bottom plate and the guide columns play a supporting and fixing role, so that normal operation of the upper mold and the lower mold is guaranteed, the overall structure is firmer through the connection relation of the guide columns, the supporting plate and a connecting plate, the connecting strength is high, and collapse and falling are not prone to occurring in the using process.
Owner:广州盈在科技有限公司

Mildewproof and waterproof organosilane crosslinked polyethylene insulated composite material and preparation method thereof

The invention discloses a mildewproof and waterproof organosilane crosslinked polyethylene insulated composite material. The mildewproof and waterproof organosilane crosslinked polyethylene insulated composite material is characterized by being prepared from, by weight, 120-150 parts of low-density polyethylene resin, 2-4 parts of phenolic novolac resin, 10-15 parts of vermiculite powder, 10-15 parts of talcum powder, 1-2 parts of styrene-acrylic emulsion, 2-3 parts of polypropylene glycol, 0.3-0.5 part of methylene diphenyl diisocyanate, 1-2 parts of glycerol monolaurate, 0.3-0.5 part of zinc naphthenate, 0.2-0.4 part of propylparaben, 2-4 parts of linseed oil, 3-5 parts of polyethylene wax and 3-6 parts of silane complexing agent. The organosilane crosslinked polyethylene insulated composite material is good in strength, toughness, weather resistance, corrosion resistance, waterproof performance and mildewproof performance, capable of effectively restraining reproduction and growth of mould, suitable for being used in a humid environment and beneficial for keeping sanitation and hygiene of the environment and prolonging the service life of a product.
Owner:合肥蓝科新材料有限公司

Quick movement tooling for gantry crane

The invention relates to a quick movement tooling for a gantry crane. The quick movement tooling for the gantry crane comprises a lifting and transportation flat car, two middle transverse beams, two end transverse beams, two movement supports and counterweights, wherein the two middle transverse beams are arranged in parallel in a spaced manner between the two end transverse beams, the four transverse beams are supported on the lifting and transportation flat car, the two movement supports are respectively arranged on the two middle transverse beams or the lifting and transportation flat car, and the counterweights are respectively arranged on the two end transverse beams. By using the flat car to lift the gantry crane to move the gantry crane on the whole, the expenses in disassembling and lifting are reduced, the connecting pieces and structure of the gantry crane are not disassembled and damaged, the original performance of the original machine is kept, and the secondary damage caused during disassembling and the quality problem of installation uncertainty are reduced. The tooling has the advantages of easiness in use, operation and control and high safety factor.
Owner:JIANGSU YANGZI XINFU SHIPBUILDING CO LTD

Intelligent water supply device for ecological agriculture

The invention discloses an intelligent water supply device for ecological agriculture. The intelligent water supply device comprises a water tank, an illuminance sensor, a PLC (programmable logic controller), a first water pump, an electromagnetic valve, a soil layer and flow guide cylinders, wherein a water inlet is formed in the upper part of the exterior of the water tank, a temperature sensoris arranged on the left side of the exterior of the water tank, the PLC (programmable logic controller) is arranged on the left side of the exterior of the water tank, a water outlet pipe is arrangedon the upper right side of the exterior of the water tank, the first water pump is arranged under the end part of the water outlet pipe, the electromagnetic valve is arranged on the water outlet pipe,inclined plates are arranged on the right sides of the exteriors of enclosing walls, the flow guide cylinders are arranged at the upper part of the interior of the soil layer, and connecting pipes are arranged under the end parts of the flow guide cylinders and communicate with the water tank through a water inlet pipe. According to the intelligent water supply device, the water tank, the illuminance sensor, the temperature sensor, the PLC (programmable logic controller), slopes, the flow guide cylinders and the water inlet pipe are arranged, so that the problems that intelligent water supplycannot be realized, rainwater cannot be collected when it rains, and then resources are wasted can be solved.
Owner:安徽鑫科禾科技有限公司

A high-speed cloth cutting device based on lubricating oil drainage and pressing cloth to reduce vibration

ActiveCN110863338BPrevent gravity from tiltingAvoid drippingSevering textilesElectric machineryEngineering
The invention discloses a high-speed cloth cutting device based on lubricating oil drainage and pressing cloth for vibration reduction. Its structure includes a central structure and a right structure. The left structure is the same as the right structure, and the left structure and the right structure are assembled and connected. The left structure is composed of a knife frame, a cloth pressing device, a balance pile, a cutting knife, a cutting knife seat frame, and a high-speed motor. The cloth pressing device of the present invention is installed at the knife frame. When the cloth is conveyed and cut, the cloth pressing device presses the cloth and replaces the cloth. When the cloth pressing device is disassembled, the lubricating oil will be transferred to the attached ball for storage during disassembly, so that the lubricating oil will not drop onto the cloth, cutter holder or cloth pressing device when the cloth pressing device is disassembled; It is fixed by the cover plate device, the slanted plate improves the fit of the installation, and the slanted spring plate plays the role of fixing and strengthening, which can make the pressing plate and the cloth cutting blade aligned, and the vibration and friction generated by the cutting knife to the cloth pressing device when cutting All will be lowered, the pressure plate will not loosen, and the pressure plate and cloth will be more fit.
Owner:东营经济技术开发区东汇新能源有限公司

High-speed fabric breaking device based on lubricating oil drainage fabric pressing vibration reduction

ActiveCN110863338APrevent gravity from tiltingAvoid drippingSevering textilesOil canElectric machinery
The invention discloses a high-speed fabric breaking device based on lubricating oil drainage fabric pressing vibration reduction. The high-speed fabric breaking device structurally comprises a left structure and a right structure which are structurally the same and are connected by assembly. The left structure comprises a tool rest, a fabric pressing device, a balance pile, a cutter, a cutter seat frame and a high-speed motor. The fabric pressing device is mounted at the position of the tool rest and presses a fabric when the fabric is conveyed and cut. The fabric pressing device is disassembled when the fabric is replaced. During disassembly, lubricating oil can be transferred to a ball attaching position and stored, and the lubricating oil cannot drop to the fabric, the cutter seat frame or the fabric pressing device when the fabric pressing device is disassembled. During assembly and fixation, the device is fixed by a plate coating device, assembly conformability is improved by theaid of an inclined plate, an inclined spring plate functions in fixing and reinforcing, a pressing plate and a fabric cutting blade can be aligned, vibration and friction of the fabric pressing device generated by cutting of the cutter can be reduced, and the pressing plate cannot be loosened and can more effectively fit with the fabric when pressing the fabric.
Owner:东营经济技术开发区东汇新能源有限公司

A back iron slotted disk permanent magnet transmission device

ActiveCN113067451BIncrease torqueIncreased local magnetic fieldPermanent-magnet clutches/brakesCouplingMagnetic poles
The invention relates to the technical field of transmission, in particular to a disk-type permanent magnet transmission device with a slotted back iron, which is used for transmitting power between two shaft bodies. The two shaft bodies include shaft body 1 and shaft body 2. The first shaft body and the second shaft body are arranged coaxially. The transmission device includes: top plate, eddy current plate, chassis, and fixing mechanism. The top plate is coaxially fixed on one side of the first shaft body. The vortex disk is coaxially fixed on the side of the top disk facing the second shaft body. The chassis is coaxially fixed on the two sides of the shaft body facing the first side of the shaft body. The fixing mechanism is arranged on the side of the chassis facing the first axle body. The fixing mechanism includes a mounting frame, a plurality of main magnetic poles, a mounting disk, and a plurality of auxiliary magnetic poles. The mounting plate is fixed on the side of the chassis facing the shaft body 1. One side of the mounting plate is provided with a first mounting groove, and the other side is provided with a plurality of mounting grooves two corresponding to the plurality of auxiliary magnetic poles in a circular arrangement of the central axis of the mounting plate. The invention effectively reduces the side magnetic leakage existing in the traditional disc magnetic coupling, thereby increasing the torque that the transmission device can transmit.
Owner:HEFEI UNIV OF TECH

Disc type permanent magnet transmission device with slotted back iron

ActiveCN113067451AIncrease torqueIncreased local magnetic fieldPermanent-magnet clutches/brakesCouplingMagnetic poles
The invention relates to the technical field of transmission, in particular to a disc type permanent magnet transmission device with slotted back iron, which is used for transmitting power between two shaft bodies. The two shaft bodies comprise a first shaft body and a second shaft body. The first shaft body and the second shaft body are coaxially arranged. The transmission device comprises a top disc, a vortex disc, a bottom disc and a fixing mechanism. The top disc is coaxially fixed to one side of the first shaft body. The vortex disc is coaxially fixed to the side, facing the second shaft body, of the top disc. The bottom disc is coaxially fixed to the side, facing the first shaft body, of the second shaft body. The fixing mechanism is arranged on the side, facing the first shaft body, of the bottom plate. The fixing mechanism comprises a mounting frame, a plurality of main magnetic poles, a mounting disc and a plurality of auxiliary magnetic poles. The mounting disc is fixed to the side, facing the first shaft body, of the bottom disc. A first mounting groove is formed in one side of the mounting disc, and a plurality of second mounting grooves corresponding to the auxiliary magnetic poles are annularly formed in the other side of the mounting disc around the center axis of the mounting disc. Side magnetic leakage existing in a traditional disc type magnetic coupling is effectively reduced, and then the torque capable of being transmitted by the transmission device is improved.
Owner:HEFEI UNIV OF TECH
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