107results about How to "Easy to process in mass production" patented technology

The invention relates to a high-elasticity polyvinyl chloride (PVC) synthetic leather and a production method thereof. The synthetic leather is combined by three layers, wherein the base material is cloth, the middle layer is made from foaming PVC, and the upper layer is made from non-foaming PVC. The middle layer comprises the following components in parts by weight: 60-80 parts of PVC1, 20-40 parts of PVC2, 65-90 parts of DOP, 80-120 parts of calcium carbonate, 2-3.5 parts of foaming stabilizer, 5-9 parts of AC foaming agent and 4-6 parts of pigment. The upper layer comprises the following components in parts by weight: 60-80 parts of PVC1, 20-40 parts of PVC2, 65-90 parts of DOP, 10-20 parts of calcium carbonate, 2-3.5 parts of stabilizer and 6-8 parts of pigment, wherein the PVC1 and PVC2 are PVCs with different polymerization degrees, the type of the PVC1 is S-70 and the type of the PVC2 is HS-200. The production method of the synthetic leather comprises the following steps: mixing the raw materials, plasticizing, performing open mixing, laminating, foaming, and treating to obtain the finished product. Each technical index of the finished product meets the requirement of the relevant regulation and is characterized by having the similar hand feeling of the real feather. The synthetic leather of the invention is beneficial for the product promotion and suitable for large scale production and processing.

The invention provides a steel plate for a concrete precast element production line mould platform surface and a manufacture method of the steel plate. The steel plate for the mould platform surface comprises a carbon steel base material layer and a stainless steel composite layer(s) compounded on the upper surface or / and the lower surface of the carbon steel base material layer; the carbon steel base material layer and the stainless steel composite layer(s) are combined through the manner that atoms in the carbon steel base material layer and atoms in the stainless steel composite layer(s) mutually diffuse towards adjacent layers. The steel plate for the mould platform surface is formed by compounding ferritic stainless steel with extremely high magnetic conductivity and an ordinary carbon steel plate, and is good in corrosion resistance, excellent in wear resistance, good in machinability, high in solderability, good in forming property, excellent in both thermal conductivity and magnetic conductivity, high in mechanical strength and excellent in other comprehensive mechanical properties, the manufacture cost of the mould platform is effectively reduced and the service life of the mould platform is prolonged.

An ultrahigh frequency electronic label used for metal material surface comprises a substrate, a chip of the electronic label placed on the same surface of the substrate, a feeder line and an antenna receiving / emitting surface, wherein, the substrate surface is the front of the electronic label; an antenna grounding surface is placed on the other surface of the substrate, and the substrate surface is the back of the electronic label; the antenna receiving / emitting surface on the front is connected with the antenna grounding surface on the back through a short circuit groove to form a microstrip antenna; the chip is connected with the antenna receiving / emitting surface through the feeder line; grounding end of the chip is connected with the antenna grounding surface on the back via a through hole; the antenna grounding surface on the back is in direct contact with the surface of a metal material using the electronic label. As the self back of the electronic label is the grounding surface, the shielding effect of the metal material surface does not need to be considered completely. Due to the short circuit groove, the area of the microstrip antenna can be reduced by about a half. Therefore, the size of the electronic label can be reduced.

The invention relates to a circular-arc concave-convex engaged gear and rack mechanism without relative slide. The circular-arc concave-convex engaged gear and rack mechanism comprises a transmission pair consisting of a spiral circular-arc gear and a circular-arc rack, wherein spiral concave circular-arc tooth sockets are uniformly distributed in the outer surface of the spiral circular-arc gear; convex circular-arc teeth are uniformly distributed on the surface of the circular-arc rack; the spiral concave circular-arc tooth sockets are matched with the convex circular-arc teeth; the spiral circular-arc gear is connected with a rotating shaft of a driving device; the center line of each spiral concave circular-arc tooth socket is equal-lifting-distance cylindrical helix; and the structural shape of the spiral circular-arc gear and the structural shape of the circular-arc rack are determined by design parameters. When the mechanism is mounted, correct engagement of the spiral concave circular-arc tooth sockets and the convex circular-arc teeth needs to be guaranteed to realize the transmission of the circular-arc gear and the circular-arc rack. When the gear and rack mechanism disclosed by the invention is in transmission, failures modes, such as the slide of tooth surfaces, agglutination of the tooth surfaces, wear of the tooth surfaces, and plastic deformation of the tooth surfaces are avoided; the gear and rack mechanism has the advantages of being high in overlap ratio, simple in structure, easy to process, high in transmission efficiency, high in bearing capacity and the like; and the gear and rack mechanism is suitable for being popularized and applied in the field of mini machinery, micro-machinery and conventional machinery.

The invention relates to the technical field of traffic guardrail welding machining, in particular to efficient welding production equipment for a traffic isolation belt guardrail. The efficient welding production equipment comprises a machining platform, a rod body feeding assembly, a material moving assembly, a bearing clamping assembly, a connecting end feeding assembly, a welding assembly anda material collecting box. The rod body feeding assembly comprises a storage bin capable of storing a main rod body, a feeding funnel and a feeding pushing mechanism used for rod body feeding. The material moving assembly comprises a material moving bearing base capable of horizontally moving in the length direction of the machining platform. The bearing clamping assembly comprises a bearing installing frame, a clamping mechanism and a rotary pushing mechanism which are installed at the top end of the material moving bearing base. The connecting end feeding assembly comprises an intermittent feeding conveying belt and a feeding mechanical arm. The welding assembly comprises a welding installing frame and a welding sprayer used for welding. The efficient welding production equipment can conduct welding machining on a road isolation belt guardrail in a full-automatic manner, the manual labor intensity is reduced, the welding precision is improved, and the work efficiency is improved.

The invention discloses an implantable blood sugar testing probe and a screen printing-based manufacturing method thereof and belongs to the field of sensors. The implantable blood sugar testing probeis in a multi-layer composite structure including, from one side to the other side, an anti-absorption layer, a slow release layer, an enzyme layer, an insulating layer, a working electrode layer, abase layer, a reference electrode layer, an insulating layer, an slow release layer and an anti-absorption layer, wherein the insulating layer in contact with the working electrode layer is provided with a first uncovered area inside which the enzyme layer is filled; one side of the enzyme layer is in contact with the working electrode layer, and the other side of the enzyme layer is wrapped and covered by the corresponding slow release layer; the insulating layer in contact with the reference electrode layer is provided with a second uncovered area inside which, instead of the enzyme layer, the corresponding slow release layer is filled. The implantable blood sugar testing probe achieves continuous dynamic measurement of glucose concentration of interstitial and is small and light, and due to the fact of being made of soft materials, can reduce discomfort of users and accordingly have high practical values in the field of implanted blood sugar detection.

The invention discloses a floating oil seal machining process, which sequentially comprises the following steps of: performing rubber mold precoated sand modeling, casting, performing shot blasting, checking a blank, grinding, performing quenching heat treatment, performing oil abrasion, cleaning, injecting oil, mounting a rubber ring, checking, packaging, warehousing and the like, wherein molten iron comprises the following components in parts by weight: 18 to 26 parts of Cr, 2.5 to 5.7 parts of Mo, 3.76 to 3.78 parts of Ni, 1.25 to 3.29 parts of Cu, 1.55 to 3.92 parts of Mn, 2.87 to 4.15 parts of Si and 4.88 to 6.12 parts of C. During casting, mold is conveniently withdrawn, one-step casting molding is performed, the waste of the molten iron is reduced, the process of turning the machining allowance of the lathe can be avoided, mass production is convenient, and the cost is reduced; and moreover, the strength, hardness, wear resistance, fatigue strength, heat resistance and toughness of the floating seal ring are greatly improved. According to the finished floating oil seal, various detection indexes exceed over 5 to 10 percent of the standard in the industry, and the floating oil seal is worthy of popularization and application.

The invention relates to a method and a device for data communication and comparison of a high-reliability system. The device comprises two bus transceivers, two relay charge / discharge control units, two relays and two FPGAs (Field Program Gate Array) with comparison units, and is further provided with a dynamic circuit, wherein the two bus transceivers are respectively used for communication between the two FPGAs and two CPUs (Central Processing Units), and data processed by the two CPUs are sent into the two FPGAs; the comparison units in the two FPGAs are respectively used for comparing data which are processed by the two CPUs and are stored in the FPGAs; if a comparison result indicating correctness is obtained, the comparison units send inverse square wave signals to the dynamic circuit, and the dynamic circuit controls one relay to be started and the other relay to be closed through the two relay charge / discharge control units; and if the comparison result indicating fault is obtained, the comparison units send error signals to the dynamic circuit, and the dynamic circuit controls the two relays to be closed through the two relay charge / discharge control units. The method and the device, disclosed by the invention, have the advantages of effectively reducing system complexity and improving system reliability.

The invention discloses an optical fiber composite contact case for measuring temperature of high-voltage switch contacts and a production method thereof. The optical fiber composite contact case comprises a contact case body which is provided with a chamber for holding a fixed contact. The optical fiber composite contact case is characterized by further comprising a temperature measurement insert, an optical fiber, a heat conducting insert and an optical fiber interface insert, wherein the optical fiber, the heat conducting insert and the optical fiber interface insert are all poured in the temperature measurement insert, one end of the optical fiber is connected with the optical fiber interface insert, fiber bragg grating is formed at the other end of the optical fiber and embedded in the heat conducting insert, the heat conducting insert is exposed from the temperature measurement insert, the contact case body is provided with a through hole communicated with the chamber, and the temperature measurement insert is disposed in the through hole while the heat conducting insert is capable of attaching with the fixed contact. The optical fiber composite contact case has the advantages of high precision, high interference resistance and implementing simplicity and is capable of assisting in acquiring current temperature information of the fixed contact. Further, the production method used by the optical fiber composite case is simple and easy to realize production and process in large scale.

The invention belongs to the field of metal powder production, and in particular relates to a production technique for high-purity nanoscale metal magnesium powder. The production process comprises the following steps of: reacting magnesium hydroxide with oxalic acid to generate magnesium oxalate, controlling crystallization by adopting an ultrasonic-assistant crystallization technology with frequency of 21-140KHz under stirring condition after reaction is finished, filtering, conducting high-temperature vaporization to magnesium oxalate to generate nanoscale metal magnesium powder and carbon dioxide gas, and separating by a gas-solid separation technology to obtain nanoscale metal magnesium powder. The prepared magnesium powder has the advantages of small grain size, small grain size distribution range, good crystal form, complete crystal face, high surface activity, large specific surface area and the like.

The invention discloses an optical fiber composite insulator for measuring the temperature of a high-voltage busbar and a preparation method. The optical fiber composite insulator comprises an insulator body, and the insulator body is provided with a first assembly face and a second assembly face, wherein the first assembly face is fixedly connected with the high-voltage busbar, and the second assembly face is connected with a shell of switchgear. The optical fiber composite insulator further comprises an optical fiber, a heat-conducting insert and an optical fiber interface insert, the optical fiber is poured in the insulator body, one end of the optical fiber is connected with the optical fiber interface insert, a fiber Bragg grating is formed at the other end of the optical fiber and is embedded into the heat-conducting insert, the heat-conducting insert is flush to or higher than the first assembly face and is used for sensing the temperature of the high-voltage busbar, and the optical fiber interface insert is connected with an optical demodulator. The temperature information of the current high-voltage busbar can be known immediately by the aid of the optical fiber composite insulator, and the optical fiber composite insulator has the advantages of high precision, high anti-interference capability and simplicity in implementation. Additionally, the preparation method is simple and easy in production and processing on a large scale.

The invention belongs to the technical field of medical materials, and relates to a new method for preparing a hydrophilic polyurethane silver ion dressing. The method comprises: preparing a silver ion aqueous solution with a silver ion concentration of 0.1-1.0 mg / mL by respectively using silver sulfate and deionized water as raw materials; preparing a silver ion encapsulation agent aqueous solution by using polyvinyl alcohol, tannic acid and deionized water as raw materials, wherein a mass ratio of polyvinyl alcohol to tannic acid is 6:1-12:1; and immersing polyurethane foam in the silver ionencapsulation agent aqueous solution for 30 min, taking out, carrying out freeze-drying, carrying out secondary ultrasonic immersing on the polyurethane foam in the silver ion aqueous solution, drying, and carrying out high energy radiation sterilization on the dried polyurethane foam. With the new method of the present invention, the problems of complex production process, low processing efficiency, poor antibacterial component slow-release effect and the like of the existing polyurethane silver ion dressing are solved.

The invention discloses a dual-layer flowerpot for conserving water and soil, comprising an upper flowerpot body and a lower flowerpot body; a granular protrudent wave surface is arranged at the center of the bottom surface of the upper flowerpot body; a plurality of draining holes are distributed on the wave surface; therefore the structure design of the dual-layer flowerpot solves the problems that soil and fertilizer are lost with the water during the using of the traditional flowerpot and ensures the ventilation property of soil. A plurality of connection supports are uniformly arranged between the upper flowerpot body and the lower flowerpot body for supporting and stabilizing the upper flowerpot body, and the bottom of the lower flowerpot body is not provided with a small hole, therefore, the problem of the water and soil overflowing is avoided and no tray is needed any more. If the flowerpot is used for cultivating flowers, the waste of chemical fertilizer is greatly reduced, the cultivation cost is saved, the cultivation environment is improved; furthermore, the flowerpot is convenient for removing and suspending.

The invention discloses a novel polyhedral multi-channel high-throughput chromatographic device and application thereof. The device is of a polyhedral structure; the main part of the device is a shell; the device may further have a top cover and a pedestal; and the shell is filled with a drying agent, and the bottom and the top of the device are connected with stepping equipment. The device can realize multi-channel vertical ascending or descending chromatography and perform high-throughput parallel detection and analysis of a plurality of marker molecules on one or more clinical or non-clinical samples at the same time; the device can realize automatic or semi-automatic, qualitative and quantitative analysis with the naked eye in the aid of automatic sample loading, spectroscopic or electromagnetic wave spectrometers and analytical assemblies; target objects to be detected may be biomacromolecules and small-molecular compounds like proteins, nucleic acids and sugars and may be cellular and subcellular components and the like; so the device is applicable to fields like clinical diagnosis, inspection and quarantine, food safety testing, judicial expertise and drug detection. The device is simple to operate, convenient to carry and capable of significantly improving detection efficiency and reducing sample amount.

The invention relates to the field of passenger cars, in particular to a novel steering tube column fixed support system. The novel steering tube column fixed support system is characterized in that a fixed support is fixedly connected with a driver zone front framework. A steering tube column placed on the floor is fixed with the fixed support at two points. The connecting point at the lower side is a fixed point and the connecting point at the upper side is an adjustable point so that the position of the steering tube column can be adjusted. The novel steering tube column fixed support system is simple in structure and capable of completely satisfying the requirement for fixing the adjustable steering tube column, achieving mass production easily and reducing cost.

The invention relates to an egg beater, comprising a first gear and a second gear which are meshed mutually. A gear shaft of the first gear is connected with a jiggle bar, a gear shaft of the second gear is connected with a stirrer, the stirrer is deviated from the axis of the gear shaft of the second gear, and the head of the stirrer locally or completely extends into an egg liquid container. The egg beater sufficiently and efficiently stirs egg liquid by the aid of transmission of a group of bevel gears meshed mutually, and is favorable for realizing batch production and processing of food and dish which utilize eggs as raw materials.

The invention discloses a microbial fermentation pig feed. The microbial fermentation pig feed is prepared from the following raw materials in parts by weight: 20-30 parts of barley flour, 15-20 partsof bran powder, 20-25 parts of corn cob powder, 10-15 parts of beans, 8-10 parts of fish meal, 15-20 parts of potato powder, 15-20 parts of vegetables and fruits, 2-4 parts of sodium bicarbonate and10-15 parts of a bacterial solution. A preparation process of the microbial fermentation pig feed comprises the following steps: 1) firstly soaking the barley flour, the bran powder, the corn cob powder and the beans in water, and then adding the fish meal and the potato powder; 2) adding the bacterial solution into a dilute solution in the step 1), uniformly stirring and performing aerobic fermentation; 3) pouring an aerobic fermentation raw material solution in the step 2) into a sealed fermentation tank and performing anaerobic fermentation; 4) heating and sterilizing a feed in the step 3);and 5) adding vegetable and fruit juice into the sterilized and fermented feed, and then adding the sodium bicarbonate to obtain the microbial fermentation pig feed. The microbial fermentation pig feed disclosed by the invention has the advantages of low cost of the raw materials, high nutritional value, easiness in absorption after fermentation, different treatment according to the properties ofthe raw materials and better homogenization of the raw materials.

The invention discloses a production process of flashed sea cucumbers. The production process comprises the following steps: acquiring sea cucumber materials, and carrying out pretreatment; carrying out low-temperature and low-pressure dewatering on the pretreated sea cucumbers and then sizing; putting the sea cucumbers treated by low-temperature and low-pressure dewatering into a sealed flashing pot, controlling the pressure in the flashing pot to be 0.05-0.1MPa, then filling high-temperature and high-pressure hot water preheated to 110-150 DEG C and with the pressure of 0.15-0.5MPa into the flashing pot, and maintaining for 3-10 minutes; cooling the sea cucumbers under normal temperature and normal pressure, and then taking out, thus acquiring a sea-cucumber processing product. The production process provided by the invention has the advantages that the sea-cucumber processing time is shorter, the damage to the nutritional structures of the sea cucumbers is less, and after processing, the sea cucumbers are safer, more nutritional, fresher and chewier than common sea cucumbers, and is more beneficial to large-scale production and processing of sea-cucumber enterprises.

The invention discloses an antenna applicable to a mobile terminal. The antenna comprises upper and lower printed boards; a monopole radiation unit is printed on the front of the lower printed board; the monopole radiation unit is electrically connected to a metal feeding point; clad copper at the back of the lower printed board is used as one part of a radiator of the antenna, and simultaneously used as a main floor of the antenna; a short-circuit radiation unit is printed on the front of the upper printed board; and the short-circuit radiation unit is connected to the clad copper at the back of the lower printed board. The monopole radiation unit and the short-circuit radiation unit are respectively printed on the upper and lower printed boards; therefore, resonance at different frequencies is generated; the antenna can work in multiple frequency bands; the occupation area of the antenna is effectively reduced; therefore, the structure of the antenna is compact; miniaturization of the antenna is easily realized; the monopole radiation unit in the lower layer is directly stimulated, and coupled to the short-circuit radiation unit in the upper layer; a distributed LC matching circuit can be realized; the capacitive reactance of an input port is increased; and the distributed inductive reactance characteristic is introduced.

The invention belongs to the field of toilet paper processing and discloses a toilet paper processing device which comprises a mould body, a cam mechanism and a feeding mechanism. A mould groove and a mould pressing channel are formed in the mould body, the bottom surface of the mould pressing channel and the bottom surface of the mould groove are arranged on the same horizontal plane, and conveying mechanisms are arranged at the two ends of the mould body; the feeding mechanism comprises a conveying rod, the conveying rod is arranged at the front end of the mould body, a plurality of feeding channels which are horizontally arranged are formed in the conveying rod, the diameter of each feeding channel is 5mm, and the feeding channels are obliquely arranged in the longitudinal direction of the conveying rod; the mould body and the cam mechanism are right above the mould groove, and furthermore, the cam mechanism is in slide connection with the rear end of the mould body. The toilet paper processing device disclosed by a technical scheme of the invention can guarantee that toilet paper has even thickness; furthermore, the conveying mechanism and the cam mechanism work periodically, so that the device can form a production line to bring convenience to producing and processing toilet paper on a large scale.

The invention provides a conductive elastomer roller, and a manufacturing method and application thereof. The conductive elastomer roller of the invention comprises a sleeve and at least one elastic layer arranged on the outer circumference of the sleeve, wherein the elastic layer is formed by an elastomer composition which comprises a base material and a conductive agent; the base material comprises a solid rubber material, and has at least one first host material; the first host material is a rubber with Mooney viscosity of less than 40; and the mass content of the first host material in thebase material is no less than 5%. The material type and molding manner of the above-mentioned elastic layer of the conductive elastomer roller are not limited, and the conductive elastomer roller canbe processed in batch in a compression molding manner and has excellent overall performance.

The invention discloses a method for preparing a bionic bait having a bright and stable color. The method comprises the following steps: (1) preparing modified polylactic acid; (2) weighing raw materials for later use; and (3) preparing a finished product. The method is simple in process and reasonable in step matching, is convenient for batch production and processing; and the bionic bait has good temperature resistance, high mechanical strength and good and stable color condition. The effect for attracting fish is improved, so that the method has great market competitiveness and popularization and application values.

The invention discloses a fingerprint identification display device and electronic equipment. The fingerprint recognition display device comprises a backlight unit and a liquid crystal display screenunit arranged on a light emitting side of the backlight unit. The fingerprint recognition display device further comprises a liquid crystal lens which is arranged between the liquid crystal display screen unit and the backlight unit and used for being in a lens state when the liquid crystal display screen unit is pressed by a finger, and changing the propagation direction of reflected light of a fingerprint and an optical sensor which is used for receiving the reflected light of the finger fingerprint and performing photoelectric conversion. The propagation direction of reflected light of a fingerprint is controlled through the liquid crystal lens and thus the reflected light of finger fingerprints is emitted from the liquid crystal lens; the optical sensor receives the reflected light ofthe finger fingerprints emitted from the liquid crystal lens for fingerprint recognition; the internal structure of an existing liquid crystal display screen unit and the structure of a backlight unitare not changed, and mass production is facilitated.

The invention relates to a transformer provided with a safe creepage distance, comprising at least one E-shaped iron core (1). A cylinder-shaped coil bracket (2) made of insulation material is sleeved on a central column (11) of the iron core (1). A coil (3) is winded on the coil bracket (2). An insulation jacket (4) is respectively and oppositely arranged on two sides of the central column (11) of the E-shaped iron core (1). The insulation jacket (4) looks as an L shape from a side-glance, two sides and a bottom side of which are all provided with outer-raised sides (41) are respectively attached to corresponding side faces of a side column (12) and a bottom side (13) of the E-shaped iron core (1). Compared with the prior art, the length of the insulation jacket of the invention does notneed to be strictly matched with the length of the bottom side of the E-shaped iron core and the insulation jacket can just be positioned between the central column and the side column; and the necessary processing of a central through hole in the original components can be avoided, therefore, the structure of the insulation jacket can become simpler, and then not only materials can be conserved but a bulk manufacture can be realized more easily and an actual product qualified rate is largely raised.

An instant tea soup extraction production line comprises a production line support on which a pretreatment device, a first extraction device, a conveying device, a second extraction device and a discharging device are sequentially connected and assembled, wherein tea soup discharging ends of the first extraction device, the conveying device, the second extraction device and the discharging deviceare connected with a liquid conveying pipe through pipelines; a water suction pump is arranged on the liquid conveying pipe; and the liquid conveying pipe is connected with a filtering and deslaggingdevice. By adopting the above-mentioned structure, automatic and efficient extraction of tea soup is achieved, large-batch production and processing are facilitated, the labor intensity of workers isrelieved, work is stable, faults are not likely to happen, maintenance is convenient and fast, practicability is extremely high, production cost is reduced, enterprise benefits are improved, tea soupextraction is more thorough, a tea utilization rate is high, extra time consumption of repeated extraction and processing is avoided, and tea soup extraction efficiency is greatly improved; and the content of caffeine in the tea soup is effectively reduced, product quality is improved, and subsequent processing is facilitated.

The invention discloses a machining method of a heavy-load herringbone gear ring for split splicing machining and a correction tool of the heavy-load herringbone gear ring inner helical teeth of two gear rings are correspondingly machined in a split manner, and the size precision of the inner teeth is improved through fine grinding tooth machining, so that high-precision symmetry of the inner teeth of the left-hand gear ring and the inner teeth of the right-hand gear ring is ensured, the central plane is centered, then the left-hand gear ring and the right-hand gear ring are spliced and calibrated on the correction tool, and the two gear rings sleeve the same correction part, so that it is guaranteed that the two gear rings are coaxial; two correction feeler levers are screwed in so that two top balls can abut against the two side walls of tooth grooves of the inner teeth of the two gear rings correspondingly, so that it is guaranteed that the phase angles of the two gear rings are consistent; and the two gear rings are clamped and fixed to the correction part through two pressing parts correspondingly, so that it is guaranteed that the two gear rings are completely attached to the two end faces of a positioning part. In this way, in the combining process, the tool is adopted for assisting in improving the centering degree control precision of the central planes of the inner teeth and the outer teeth, centering and alignment are facilitated, the efficiency is improved, error accumulation is reduced, and machining precision is improved.

The invention relates to an integral waveguide cavity division machining method. According to the method, during machining, an integral structure is firstly divided according to machining features, then multiple divided parts obtained through machining are precisely matched and assembled by pin shafts through locating pin holes in the pin shafts, and the ideal integral waveguide cavity part method is obtained.