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58results about How to "Flexible and fast" patented technology

Preparation method of plugging composite material polyurethane elastomer used in coal mines

The invention relates to a preparation method of plugging composite material polyurethane elastomer used in coal mines, and the method comprises the following steps: taking modified nano titanium dioxide, polyether polyalcohol, toluene diisocyanate and the like as raw materials; synthesizing respectively component A yellow transparent liquid product and component B white opaque liquid product in a reaction kettle test jar under the state of vacuum, heating and stirring; stirring and blending with the ratio of 4:6 when in use; spraying or brushing the plugged object; and solidifying after drying. The invention has the advantages of good plugging effect, good cohesive force, high rigidity, high temperature and low temperature resistance, aging resistance, good elasticity, shock absorption, acid resistance, oil resistance, water resistance, anti-static ability, tight padding, good insulation and good compactness; the invention can rapidly plug leaking water, leaking gas, leaking oil and cracks; the invention has rapid drying speed, after plugging by synthesization of component A and component B, drying and solidification can be completed in 120 min, and the thickness of the solidification layer can reach 4mm; the preparation method has short process flow and reasonable ratio, and can be applicable to building, petroleum and chemical industries.
Owner:山西先导科技开发有限公司

Processing technology of cold-rolled steel bar

The invention discloses a processing technology of a cold-rolled steel bar. The processing technology comprises the steps that 1) a hot-rolled wire rod is fed into a rolling mill unit to be subjected to reducing cold rolling to form rib patterns; 2) the hot-rolled wire rod after the cold rolling in the step 1) is subjected to heat treatment; and 3) the hot-rolled wire rod after the heat treatment in the step 2) is straightened, and then is subjected to length-given cutting and collected. The processing technology of the cold-rolled steel bar takes the hot-rolled wire rod as the raw material for production, a cold-rolled ribbed steel bar is formed through repeated cold rolling reducing and one-time rib pressing on the hot-rolled wire rod, and the internal stress generated in a cold rolling process is eliminated through the heat treatment on the cold-rolled ribbed steel bar, so that the elongation percentage and tensile strength of the finished cold-rolled steel bar are increased and improved. Compared with the production technology taking steel blanks as the raw material in the prior art, the processing technology is simplified from the source, the production cycle can be shortened effectively, the production cost can be lowered, the hot-rolled wire rods of different diameters can be adopted for production according to the requirements of customers, and the production can be carried out quickly and flexibly to meet different requirements of the customers.
Owner:CHONGQING MAITUO TECH CO LTD

Plastic package motor

InactiveCN105099045AAdaptableShorten the production development cycleSupports/enclosures/casingsEngineeringMechanical engineering
The invention is applicable for the field of a motor, and discloses a plastic package motor. The plastic package motor comprises a plastic package stator assembly, an outer end cover and a metal shell, wherein the outer end cover is arranged at the outer side of the plastic package stator assembly, and the metal shell is connected between the plastic package stator assembly and the outer end cover. The metal shell is arranged between the plastic package stator assembly and the outer end cover, therefore, in the specific application, the plastic package motor can be installed in different application occasions by arranging different installation structures on the metal shell without developing or fabricating a die of the plastic package stator assembly or the outer end cover again, the plastic package motor is compatible with the advantages of high adaptability for an iron shell installation structure, the production and development period of the plastic package motors required by different clients is shortened, the development cost is reduced, the standardardization and market coping abilities of the plastic package motor are enhanced, company cost is favorably saved, and client demand is favorably, rapidly and flexibly coped. Moreover, since the stator part still adopts a plastic package mode, the characteristics of low vibration noise and high reliability inherently possessed by the plastic package motor are still kept.
Owner:GUANGDONG WELLING ELECTRIC MACHINE MFG

Method and interworking function device for converting routing parameters

The invention discloses a method and interworking function device for converting routing parameters. The method comprises the steps: when a first request message sent by a Diameter node is received, extracting a Diameter node host name contained in the first request message; using a global title related to the Diameter node host name in a dynamic mapping table as a global title of the Diameter node; judging whether the first request message contains a host name of a MAP node used as a called party or not; if the host name of the MAP node is contained, converting the host name of the MAP node into the global title of the MAP node according to a preset rule, and using the global title as a called user address; if the host name of the MAP node is not contained, using the global title corresponding to an IMSI in user identification as the called user address; sending a second request message to the MAP node, wherein the second request message comprises the global title and the called user address of the Diameter node. Routing parameter conversion is performed between a Diameter protocol and a MAP protocol through the IWF, and interconnection and interworking of different protocols between LTE and a 2G/3G network are ensured.
Owner:CHINA TELECOM CORP LTD

Interdigital electrode material with vertical orientation three-dimensional structure and preparation method and application thereof

The invention discloses an interdigital electrode material with a vertical orientation three-dimensional structure and a preparation method and application thereof. The interdigital electrode material with the vertical orientation three-dimensional structure is formed by arranging nanosheet layer structures between interdigitals of an interdigital electrode at intervals in a near-vertical orientation mode, wherein the nanosheet layer structures are formed by stacking nanometer materials. The form of the nanometer material is one or more of zero-dimensional quantum dots, nanometer particles, one-dimensional nanometer tubes, nanometer rods, nanometer wires or two-dimensional nanometer sheet layers. The preparation method comprises the following steps: coating a nano material dispersion liquid in a groove of an interdigital electrode, freezing, and then freeze-drying, thereby obtaining the electrode. The interdigital electrode material with the vertical orientation three-dimensional structure is applied to a sensor. The interdigital electrode material with the vertical orientation three-dimensional structure is wide in raw material source, the thickness of a nanometer material is as low as 6 microns, the composite state of the nanometer material can be regulated and controlled, and the gas sensing response degree is remarkably improved. The method is simple in process, low in cost and suitable for industrial production.
Owner:NAT UNIV OF DEFENSE TECH

Wagon brake pull rod limiting carrier

The invention discloses a wagon brake pull rod limiting carrier. The wagon brake pull rod limiting carrier comprises a cross beam web, carrying plates, a T-shaped pin and a brake pull rod. The upper end of the cross beam web is perpendicularly connected with the lower face of a bottom plate of a railway vehicle. A through hole is formed in the middle of the cross beam web. The carrying plates are connected to the cross beam web on the left side and the right side of the through hole. Holes are formed in the carrying plates, the T-shaped pin penetrates the holes of the carrying plates, and the brake pull rod is positioned on the T-shaped pin and penetrates the through hole. The wagon brake pull rod limiting carrier is characterized in that the limiting carrier is further provided with a U-shaped retaining plate, an opening of the U-shaped retaining plate faces upwards and holes are formed in two side walls of the U-shaped retaining plate, the T-shaped pin penetrates the holes of the carrying plates and the holes of the U-shaped retaining plate, a first sleeve is sleeved on the T-shaped pin inside the U-shaped retaining plate, a second sleeve and a third sleeve are sleeved on the T-shaped pin on two sides of the U-shaped retaining plate respectively, and the brake pull rod is positioned on the first sleeve inside the U-shaped retaining plate. By the U-shaped retaining plate, the brake pull rod can be prevented from deviating leftwards and rightwards and is enabled to reset successfully.
Owner:CRRC SHIJIAZHUANG CO LTD

Wood sculpture wood chip removing and collecting device

The invention discloses a wood sculpture wood chip removing and collecting device. The wood sculpture wood chip removing and collecting device structurally comprises a fan cover chip removing wheel cap, a bundling and pressing cylinder, a lifting handle, a supporting frame sleeve, a collecting groove cylinder, a rubber sleeve and a wire. According to the wood sculpture wood chip removing and collecting device, the fan cover chip removing wheel cap is matched with the bundling and pressing cylinder, so that the air draft effect of a sliding cavity of a thin frame ring and a shutter fin plate isformed; and a sliding frame cushion block and a suction swing frame body are used for alternately scraping and cutting a curled wood chip strip, so that a reinforcing rib thin rod is matched with thesuction swing frame body to form an interactive dynamic and static combined scraping and brushing effect, the linkage of an overall mechanical rod piece and the effect of sucking and inserting the bundling and pressing cylinder into the air wall are improved, wood chips after wood sculpture can be guided into the collecting groove cylinder in a cover cap absorption effect, the drying effect of centralized collection of the wood chips is improved, the situation that the dead weight of the waste chips is interfered by water washing dry and wet mixing is avoided, the pretreatment effect of the broken chips is also improved, the compactness of the wood chip compaction in the later period is guaranteed, the block is light and convenient to carry and treat, the overall wood chip removing and collecting effect is improved, and the rapid flexibility of the wood sculpture after being improved is guaranteed.
Owner:张育南

Surface polishing machining equipment

The invention discloses surface polishing machining equipment. The surface polishing machining equipment comprises a polishing machine body provided with a support shaft assembly. The support shaft assembly comprises bearing sets. Each bearing set comprises support shaft bearings. A convolution space is arranged between the two bearing sets. A polishing assembly is arranged on the rear side of thesupport shaft assembly and comprises a polishing base frame provided with two abrasive belt wheels, wherein an abrasive belt is in winding connection to the two abrasive belt wheels, and the polishing base frame can drive the abrasive belt to swing up and down around a work rotation shaft. During usage, a rotor is placed on the support shaft assembly, a rotor core is arranged in the convolution space, a drive motor is started, the abrasive belt rotates, then, the polishing base frame is made to swing downwards, and the abrasive belt conducts polishing and grinding on the rotor core. The abrasive belt is soft so that large-area, rapid and soft grinding can be well conducted; and the rotor can be driven to rotate through rotation of the abrasive belt, and accordingly uniform grinding is conducted on the peripheral face of the rotor core. The surface polishing machining equipment is used for motor shaft machining.
Owner:FOSHAN CITY NANHAI POPULA FAN
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