307results about How to "Improve filling quality" patented technology

The invention discloses a continuous filling mechanism, which belongs to the field of material filling machinery and equipment. The invention includes a fixed bracket, a transmission bracket, a round can conveyor belt, a rotating circular plate, a slotted rotary plate, a rotating cam, a rotating motor, a lifting sleeve, a lifting guide rod and a filling material tube, and the round can conveyor belt is horizontally arranged on the transmission bracket. On the side, the rotating circular plate is vertically arranged at one end of the rotating shaft, and the card slot rotating plate is vertically arranged on one side of the translation pulley. Between two adjacent rotating arc surfaces, there are drive slots along the radial direction of the card slot rotating plate. The rotating card slot matching the wheel, the rotating motor and the rotating shaft are connected by a transmission belt transmission, the lifting sleeve is slid along the vertical direction and a lifting guide rod is installed, and the filling material tube is vertically set at one end of the filling support plate . The invention has a reasonable structural design, can quickly, efficiently and smoothly fill the round cans one by one continuously, improves the efficiency and quality of filling, and meets the needs of production and use.

Disclosed is an improved analytical method that can be utilized by hydrogen filling stations for directly and accurately calculating the end-of-fill temperature in a hydrogen tank that, in turn, allows for improvements in the fill quantity while tending to reduce refueling time. The calculations involve calculation of a composite heat capacity value, MC, from a set of thermodynamic parameters drawn from both the tank system receiving the gas and the station supplying the gas. These thermodynamic parameters are utilized in a series of simple analytical equations to define a multi-step process by which target fill times, final temperatures and final pressures can be determined. The parameters can be communicated to the station directly from the vehicle or retrieved from a database accessible by the station. Because the method is based on direct measurements of actual thermodynamic conditions and quantified thermodynamic behavior, significantly improved tank filling results can be achieved.

The invention relates to a paste self-flow stuff technique of coal mine and relative paste, which uses the coal gangue as main stuff. The invention is characterized in that the stuff technique comprises that mixing cement and powder coal into water to form pulp; adding coal gangue to form coal gangue suspension paste; using tube to self-flow transmit the paste into under-well stuff area to stuff the mining field. The invention uses coal gangue as main stuff material and uses self-flow stuff technique, with low cost and the application in the underground coal layer, to reduce the pollution of coal gangue. The inventive paste has high water contant and low water leakage, therefore, the stuff has high strength.

The invention concretely relates to a novel tailing consolidator which uses fine powder ground from blast furnace water quenching slag as a main raw material and a preparation method of the consolidator. The consolidator is characterized in that the consolidator comprises, by mass concentration, 9 % to 17.54% of portland cement clinker, 10% to 17.54% of anhydrite, 6% to 10% of quicklime, 0.2 to 6 thousandths of Na2SO4, 0.2 to 0.5 thousandths of carboxymethyl cellulose, 5% to 10% of coal ash and 43.65% to 69.96% of the fine powder ground from the blast furnace water quenching slag. Each above component is dried by a dryer, put in a mixer to be evenly stirred, and conveyed to a bowl mill by a belt conveyer to be ground. The blast furnace slag discharged from a smeltery is used as the main raw material in the invention to reduce the cost and solve slag processing, so the consolidator has the advantages of low production cost, simple processing, and agile and convenient usage. A usage amount of the consolidator in the present invention is half or less than the usage amount of common cement under the same conditions with the same backfilling intensity.

A padding method for contact hole is provided, which comprises: providing an underlay with at least one open mouth on its surface; forming the adhesion layer on the said underlay; forming the barrier layer on the said adhesion layer; reduction processing to the said barrier layer at bottom of the open mouth of the contact hole; forming W-Plug inside the said open mouth of the contact hole. The padding method in the invention reduces the thickness of the barrier layer at bottom of the contact hole and improves the electrical properties of the contact hole.

The invention discloses a die-casting mechanism of a horizontal freezing chamber vacuum die-casting machine. The die-casting mechanism comprises a pressure chamber, a die-casting die, a vacuum valve, a punch, an injection rod, a first stop valve, a first vacuum system, a second stop valve, a second vacuum system, a control device and a displacement sensor. The die-casting die comprises a fixed die body and a movable die body, the movable die body and the fixed die body are matched, and therefore a cavity, an inner gate and an exhausting way are formed. The vacuum valve is arranged in a valve cavity in the fixed die body. The punch is fixedly connected with the injection rod. The pressure chamber is provided with a casting gate and a pipe connecting joint, the pipe connecting joint is connected with a second vacuum pipe, the other end of the second vacuum pipe is connected with the second stop valve, and the second stop valve is connected with the second vacuum system. The control device is used for controlling operation of the first vacuum system and the second vacuum system and controlling opening and closing of the first stop valve and the second stop valve. The die-casting mechanism has the beneficial effects of being good in vacuumizing effect, easy and convenient to arrange and maintain, low in fault rate and long in service life.

A method for forming a trench isolation structure on a substrate. The method includes applying a pad oxide layer (226) on the substrate (224), applying a polysilicon layer (228) over the pad oxide layer, and applying a CVD anti-reflective coating (ARC) (230) over the polysilicon layer. A photoresist is formed on the CVD ARC and a trenched is etched at a desired location. One embodiment provides a method for depositing a trench oxide filling layer (300) on the trenched substrate utilizing the surface sensitivity of dielectric materials such as O₃/TEOS to achieve a substantially self-planarized dielectric layer. Prior problems with porous trench fill, particular near trench corners, are obviated by use of the polysilicon layer. After deposition, an oxidizing anneal can be performed to grow a thermal oxide (307) at the trench surfaces and densify the dielectric material. A chemical mechanical polish can be used to remove the excess oxide material, including the porous regions.

The invention discloses a needle tube type filling machine and a filling method thereof. The needle tube type filling machine comprises a liquid feeding device, a perfusion needle tube connected with the liquid feeding device and capable of extending into a bottle, and an exhaust passage capable of being hermetically communicated with a gap between the outer wall surface of the perfusion needle tube and the inner wall surface of an opening of the bottle, wherein a speed control device capable controlling the exhaust velocity of the needle tube type filling machine is arranged in the exhaust passage. The needle tube type filling machine is used for performing perfusion by extending the needle tube into the bottle so that the air in the bottle can be exhausted along the periphery of the needle tube, then the speed control device is used for controlling the air exhaust velocity to realize the effective control of the perfusion speed to ensure that the speed control during the perfusion is possible, and thus, a special perfusion mode of slow filling-quick filling-slow filling and the like is formed according to needs, and subsequently, foaming phenomena in the process of the perfusioncan be effectively reduced and the filling quality is improved.

The invention discloses a method for reinforcing a concealed tunnel, which builds a pipe shed for the arch of the tunnel and reinforces the pipe shed by means of grout injection before tunneling. The method comprises the following steps of: setting up a work platform; installing a hollow opening pipe; hoisting and positioning a drilling machine; machining and forming a steel tube of the pipe shed; drilling and forming a hole in a self-advancing way; cleaning the hole, sealing a hole opening; stirring and preparing grout injecting liquid; filling the grout injecting liquid into the pipe shed; and subsequently operating. In the technical scheme of the method, a positioning plate is arranged at a hole opening section, a check valve is arranged in the steel tube of the pipe shed, and a self-advancing drill head is directly connected with the steel tube of the pipe shed in a welding way, so as to effectively heighten the construction precision of the pipe shed, well guarantee an injection effect, reduce the probability of hole caving due to the injecting and the filling are not immediately, simplify construction work procedures, height construction efficiency; and a grout injecting technology with several times is adopted, so as to guarantee the pressure of grout injection at 1.5MPa-2.0MPa, obviously heighten the injection quality of the pipe shed, and improve the advanced support effect of the pipe shed to the concealed tunnel.

The invention discloses a filling material used for a mining remained gateway along goafs. The filling material comprises 35-55% of coal ash, 5-25% of quicklime powder, 5-20% of ground slag powder, 2-20% of silicate cement, 20-40% of red mud, 0.35-5.5% of an early strength component, 0.015-0.035% of a water reducing agent, and 0.0045-0.009% of an expansive compound. Using processes of the filling material at a pit bottom are simple. The filling material is added with water, stirred and conveyed by a single pipe. After addition of the water and stirring, workability of the slurry is good, the slump of the slurry after the slurry is allowed to stand in the pipe for 2 h is barely changed. During emergency situations, pipe blocking due to long standing time of the slurry in the pipe is not generated. By addition of the expansive component, a certain volume expansion is generated with curing of the material, the increasing speed of the strength is high, a roof can be effectively supported in time, and the filling quality is high.

The invention discloses a tailings disposing and filling method and belongs to the field of tailings utilization and disposal. The method includes: grading tailing pulp to obtain fine-particle tailings pulp and coarse-particle tailings; dewatering the fine-particle tailings pulp and the coarse-particle tailings pulp respectively according to application to obtain fine-particle tailings and fine aggregate and coarse-particle tailings for granulation, mortar and dry-mixed mortar; sintering the fine-particle tailings at high temperature, and adding a binding material into the coarse-particle tailings for granulation, mortar and dry-mixed mortar to obtain coarse aggregate, a mortar material and a dry-mixed mortar material; mixing the coarse aggregate and the fine aggregate, conveying the samedown into a well through a filling well, conveying the mortar material down into the well through a filling pipe, mixing, and then filling; conveying the dry-mixed mortar material down into the well to be mixed with pipe flushing water to prepare a dry-mixed mortar material mixture, mixing the mixture with the aggregate, and filling. By the method, treating and hardening time of the filling material can be shortened, strength of a filled body can be enhanced, downhole operation conditions can be improved, and pollution of underground environment can be reduced.

A filling level sensor for a short distance measurement includes a first antenna transmitting a transmission signal to a material surface; a second antenna receiving a reception signal reflected by the material surface; and a common outer enclosure enclosing the first antenna and the second antenna.

The invention discloses a manufacturing method of a through hole interconnection structure. The manufacturing method of the through hole interconnection structure comprises the following steps: (a) a blind hole is machined in one surface of a substrate; (b) an insulating layer and a barrier layer are deposited on the whole surface in sequence, where the blind hole is machined, of the substrate; (c) a light-sensitive dry film is paved on and attached to the surface, containing the barrier layer, of the substrate, and exposure imaging treatment is carried out on the surface, so that an opening exposed out of the blind hole is formed; (d) the dry film is used as a covering film, a seed layer is formed on the barrier layer on the bottom of the blind hole, and the seed layer is prevented from covering the barrier layer deposited on the lateral wall of the blind hole; (e) growth from bottom to top is achieved with the seed layer on the bottom of a through hole as guiding media, and the thickness of another surface of the substrate is reduced until the blind hole is machined to be the through hole. The invention further discloses a product of the through hole interconnection structure. According to the manufacturing method of the through hole interconnection structure and the product of the through hole interconnection structure, through hole electroplating which is convenient to control, low in cost, and high in efficiency can be achieved, and the product of the through hole interconnection structure and with better filling effect can be obtained.

The invention relates to a piezoresistive compound sensor suitable for a surface mounting technology and a manufacturing method thereof. The piezoresistive compound sensor comprises a planar integrated or vertical integrated structure; a used wafer structure comprises a substrate layer, a top layer, an insulating layer in the wafer and cavities arranged at interface positions in the substrate layer and the insulating layer, wherein the top layer and the substrate layer are doped in a reversal phase manner; an electric isolation groove is arranged on the substrate layer; metal pins are formed on the substrate layer surrounded by the electric isolation groove; a piezoresistive strip of the compound sensor, an electrical lead wire area and an electric connection channel are formed on the top layer, and the electric connection channel is arranged in the overlapped area of the electrical lead wire area and substrate silicon ; releasing grooves are arranged on the insulating layer on the surface of the top layer, top layer silicon and the insulating layer in the wafer to form a movable structure of the compound sensor, and a protective cover plate is linked to form a sealed cavity The piezoresistive compound sensor provided by the invention is convenient for subsequently achieving three-dimensional packaging with a corresponding control circuit (IC), and is low in cost.

The invention discloses an opening and a forming method thereof. The forming method of the opening comprises the following steps of: dynamically adjusting fluoroform flow and bias power during main etching for forming the opening; and adjusting the amount of polymer produced during the etching, wherein the fluoroform flow is gradually increased and the bias power is gradually decreased. In the invention, the amount of the polymer produced during the etching can be adjusted by independently adjusting technological parameters of an etching menu and dynamically adjusting the fluoroform flow and the bias power during the main etching for forming the opening, so the appearance of the opening is influenced, the defect of increased square resistance of a filled metal layer caused by over-thick filling or bottom enlargement of the formed opening in the prior art are overcome, and the opening formed by the process contributes to improving the filling quality of the metal layer. In the process, related technological parameters in the etching menu are partially adjusted without addition of the complex process or obvious influence on the productivity and the production cost.

The invention discloses a glue filling machine capable of eliminating bubbles based on a resonance principle. The glue filling machine capable of eliminating the bubbles based on the resonance principle structurally comprises a glue stirring storage tank, a filling structure, a communicating device, a device supporting seat, a control panel, and a driving air cylinder. According to the glue filling machine, through combination of a driving structure, a vibrating bubble-eliminating apparatus, and a filling nozzle , in the glue filling process, the vibrating bubble-eliminating apparatus is driven to work by the driving structure, thus after entering a filling pipeline, glue is affected by the vibrating bubble-eliminating apparatus to generate resonance, air inside the glue can be quickly expelled, the plurality of the glue is effectively improved, meanwhile after filling is completed, the bottom of the filling nozzle can be automatically sealed, the situation that the undrained glue inside the filling pipeline is affected by the vibrating bubble-eliminating apparatus and drops onto a working table or a bottle body is avoided, and the filling quality is improved.

The invention discloses cosmetic granular mask powder bottling equipment. The cosmetic granular mask powder bottling equipment comprises a conveying frame, a chain plate conveying belt is fixedly arranged on the conveying frame, a feeding table and a cap screwing frame are sequentially arranged over the conveying frame in the advancing direction of the chain plate conveying belt, and a feeding tank and a tank cap feeding barrel are arranged on the feeding table side by side in the horizontal direction. When filling bottles are conveyed to the position under the feeding tank on the chain plateconveying belt, first air cylinders on the two sides of the conveying frame drive clamping blocks to clamp and fix the filling bottles, in a filling process of mask powder, a second motor drives a stirring rod to drive latticed stirring blades to stir in the feeding tank, the stirring blades of the latticed structure can repeatedly filter and crush the mask powder in the feeding tank, caking of the mask powder in the feeding tank can be effectively avoided, and the filling quality of the mask powder is greatly improved.

The invention relates to a powder cavity subpackaging system of a powder-liquid double-chamber bag, and belongs to the technical field of powder-liquid double-chamber bag manufacturing machinery. According to the key points of the technical scheme, the powder cavity subpackaging system is characterized by comprising a rack, a circulating conveying line arranged on the rack, a bag hanging station,a bag cleaning station, a bag cutting station, a bag opening and inflating station, a powder filling station and a bag output station; the bag hanging station, the bag cleaning station, the bag cutting station, the bag opening and inflating station, the powder filling station and the bag output station are sequentially arranged on the circulating conveying line; the circulating conveying line is provided with a plurality of bag transfer clamps and at least one powder cavity filling amount weighing device; each bag transfer clamp is used for hanging powder-liquid double-chamber bags; the powdercavity filling amount weighing device is used for sampling and weighing the filling amount of powder cavities; and the bag transfer clamps and the powder cavity filling amount weighing device move circularly along with the circulating conveying line. According to the powder cavity subpackaging system of the powder-liquid double-chamber bag, automatic powder cavity subpackaging of the powder-liquid double-chamber bag can be achieved, the powder filling amount can be detected on line in the process, and the quality of a factory product is guaranteed.

The invention relates to an injection molding filling machine and a working method thereof. The injection molding filling machine comprises a pretreatment device, a cavity molding device, a filling device, a top sealing molding device and a blanking molding device; the pretreatment device is suitable for pressing and folding the middle part of a released film material, so that the film material isfolded in half; the cavity forming device is suitable for carrying out heat sealing on the folded film material according to the body outline of a packaging material and blowing air into a heat sealing area to form a packaging material cavity with an opening; the filling device is suitable for filling agent liquid into the packaging material cavity; the top sealing molding device is suitable forperforming heat sealing on an opening part of the packaging material filled with the agent liquid so as to form a complete bag packaging material; and the blanking molding device is suitable for cutting film strips into bag packaging material units according to the preset number of bag packaging materials. According to the injection molding filling machine, injection bagged forming and filling areachieved through the pretreatment device, the cavity molding device, the filling device, the top seal molding device and the blanking molding device, the cost is low, and the efficiency is high.

The invention discloses a mine underground high-water-permeability filling retaining wall and a construction method thereof. The filling retaining wall comprises an in-surrounding-rock barren layer, a pervious concrete layer and a pervious brick layer which are arranged in sequence; the barren layer is located at the bottom of the pervious concrete layer, a plurality of pervious pipes are embedded in the barren layer, the pervious brick layer is located at the top of the pervious concrete layer, the upper portion of the pervious brick layer is connected with surrounding rock, and the interior of the surrounding rock is divided by the barren layer, the pervious concrete layer and the pervious brick layer into a roadway and a goaf. The construction method is characterized in that a carry-scraper or a self-discharging truck is adopted for carrying nearby waste stone to the filling retaining wall preset position, and the pervious pipes are preset into the waste stone; the waste stone is compacted to form the barren layer, and then a layer of pervious concrete is paved on the barren layer to form the pervious concrete layer; and after solidification of the concrete of the pervious concrete layer, pervious bricks are constructed in a seam staggering manner. The mine underground high-water-permeability filling retaining wall has the high water permeability, and the filling material gelation time can be shortened; and waste stone generated under the shaft is sufficiently used, and consumption of bricks is reduced.

The present invention relates to a bonding filling material and a method for carrying out downhole filling using the same, wherein the said gangue bonding filling material comprises: 68.6-82.2% by weight of gangue; 12.7-21.8% by weight of coal ash; and 1-18.7% by weight of water. Pressure intensity of the rammer compacter for filling and compacting in filling the bonding filling material is more than or equal to 20 Mpa. According to the invention, filling effect and filling quality are improved, and the movement of the overlying strata can be effectively controlled. The bonding filling material is filled directly without any additives, and the bonding property of the bonding filling material is increased due to the addition of coal ash as one filling material. The conveying system in the invention has simple requirements and enables continuity and high effectiveness of the filling. Downhole treatment of gangue and coal ash is fulfilled, and ecological and living environment around mining area are improved.

The invention relates to a production method a phase-change memory, which comprises the following steps: step 1, depositing a first insulating material layer on a substrate; step 2, depositing a metal layer on the first insulating material layer to be used as a lower electrode of the phase-change memory; step 3, preparing a phase-change material layer on the metal layer; step 4, depositing a second insulating material layer on the phase-change material layer by a thin film deposition process; step 5, preparing small holes of metal plug electrodes on the second insulating material layer by micro/nano processing technology; step 6, filling metal in the small holes to be used as plug electrodes by adopting a non-electrochemical plating method; step 7, depositing a metal material layer on the second insulating material layer to be used as an upper electrode of the phase-change memory; step 8, depositing a third insulating material layer on the metal material; step 9, carrying out passivation opening on the third insulating material layer; and step 10: depositing a metal electrode layer on the third insulating material layer and in the passivation opening again to complete the production of the phase-change memory.

An inlet check valve assembly with flame arresting feature. An internal flame arresting feature utilizes a flame arrester body attached to a valve member which protrudes into the valve throat. An external flame arresting feature utilizes a hood concentrically disposed relative to the valve member. The flame arresting feature is configured relative to movement of the valve member with respect to the throat such that fluidic communication between the fuel fill pipe and the fuel tank is limited to less than the minimum flame propagation distance of the fuel and air mixture in which a combustible mixture may exist in the fuel fill pipe, whereby any flame front in the fuel fill pipe will quench thereat before reaching the fuel tank.

The invention discloses a method for padding of a split bolt hole of a concrete shear wall. According to the method for padding of the split bolt hole of the concrete shear wall, a traditional uniform-section split bolt is replaced by a variable-section split bolt sleeve when a shear wall formwork is reinforced. The method for padding of the split bolt hole of the concrete shear wall comprises the following steps that the split bolt hole is formed in the concrete shear wall, a variable-section circular truncated cone rubber plug is placed and stuffed in the split bolt hole from the inner side of the concrete shear wall, a polyurethane foaming material which has the air hardening performance, resists seepage and preserves heat is injected into the split bolt hole, and an inner portion with the length of 15mm of the split bolt hole and an outer portion with the length of 15mm of the split bolt hole are reserved and padded with expanded mortar. According to the method for padding of the split bolt hole of the concrete shear wall, full-hole padding is guaranteed and padding is dense; the polyurethane foaming material which has the air hardening performance, resists seepage and preserves heat is used for padding, so that the padding quality is improved, and the seepage-proof and heat-preservation effect is good.