12results about How to "Meet processing requirements" patented technology

The application relates to the technical field of nuclear fuel assembly manufacturing, and particularly discloses a nuclear fuel assembly casting type upper tube seat machining clamp and a machining method, wherein the tube seat blank is placed on a bottom plate, a positioning top block is pushed, four positioning pins below a positioning push rod are centered with positioning holes of the tube seat blank; then a positioning rod B is screwed to shorten the distance with a positioning rod A; then locking screws and fastening bolts on the edge frame of a positioning frame plate are locked to fix the tube seat blank on the bottom plate, positioning is realized; finally, the positioning rod B is completely screwed out of the positioning rod A, the bottom plate, the positioning frame plate and the tube seat blank are integrally taken out and fixed on a machining equipment. The machining clamp and the machining method satisfy the positioning clamping and machining requirements of the casting type upper tube seat, the upper tube seat after machining completely satisfies the drawing and technical condition requirements, and the machining scheme satisfies the engineering production.

The application provides a high-conductivity and processing-performance aluminum alloy profile, which comprises the following components in percentage by mass: Si 0.35-0.4%, Fe 0.1-0.2%, Cu <=0.01%, Mn <=0.01%, Mg 0.4%-0.45%, Cr <=0.01%, Zn <=0.01%, Ti <=0.02%, Ni <=0.01%, Bi 0.01-0.05%, other elements <=0.03%, and the rest is Al, and the total of the above is 100%. The high-conductivity and processing-performance aluminum alloy profile and the processing method thereof are characterized in that the aluminum alloy profile is subjected to high-temperature overaging heat treatment process on the basis of 6 series aluminum alloy, still has certain strength, and although the performance is not as high as that of high-strength aluminum alloy such as 6061, the performance is much higher than that of 1 series aluminum alloy with low mechanical processing performance and low conductivity, can meet the part use and processing requirements of electric vehicles, and the aluminum alloy profile has high conductivity, and the conductivity is about 59%IACS, far higher than that of general aluminum alloy.

The utility model relates to antenna test technical field, concretely relates to a kind of high-precision antenna test scanning frame horizontal shaft, guide slide rail and multiple horizontal sections that are connected in order, the structure of scanning frame horizontal shaft is optimized, so that guide slide rail can be connected with multiple horizontal sections that are spliced in order, so that the high-precision machining equipment of existing can carry out high-precision machining to horizontal section and docking reference structure, to ensure the precision of multiple horizontal sections that are connected in order, while ensuring the precision of connection between guide rail, realize the high-precision machining demand of scanning frame horizontal shaft of different length, simple structure meets the machining and detection precision requirement of large, super large scanning frame horizontal shaft, reduce machining difficulty and machining cost, convenient dismounting and transportation, while it can realize the high-precision use demand of scanning frame horizontal shaft, improve production efficiency, ensure that antenna detection is accurate and reliable.

This utility model relates to the field of gypsum dewatering technology and discloses a device for uniformly distributing concentrated desulfurization wastewater onto a gypsum dewatering belt conveyor. The device includes a belt dewatering machine body and a distributor. A mounting plate is symmetrically fixed to the belt dewatering machine body. The distributor includes two symmetrically arranged locking blocks, both of which are engaged with the mounting plate. A support column is fixed to the top of each locking block, and a lifting column slides within the support column. A cloth frame is fixed to the top surface of the lifting column, and an adjusting component is installed on the cloth frame. The adjusting component includes a rotating rod, on which multiple rotating seats are mounted. A buckle is fixed to the side wall of each rotating seat, and a nozzle is engaged with the buckle. This utility model enables the spacing between multiple nozzles to vary uniformly, adapting to gypsum dewatering belts of different widths. It also effectively adjusts the nozzle spray angle according to requirements, ensuring that the concentrated desulfurization wastewater is sprayed at the optimal angle, resulting in a uniform distribution of the concentrated liquid on the surface of the gypsum filter cake.

This invention relates to the field of mechanical manufacturing technology, and discloses a method and system for automatically selecting and designing molds for retaining rings and spring machines. The method includes: obtaining the basic parameters of the retaining ring to be processed, and determining the final machine model that meets the requirements of each processing stage based on the basic parameters; calculating the width-to-thickness ratio based on the width and thickness of the retaining ring to be processed, and determining whether it meets the requirements for fan-shaped processing based on the width or width-to-thickness ratio; if it meets the requirements for fan-shaped processing, determining the inner arc angle of the fan-shaped cut based on the basic parameters of the retaining ring to be processed and the final machine model; if it does not meet the requirements for fan-shaped processing, determining the punching angle based on the cut type and application, and selecting or designing a mold for the retaining ring to be processed. This invention achieves full automation and intelligence in the selection and design of retaining ring and spring machine molds by obtaining the basic parameters of the retaining ring, improving the efficiency and accuracy of mold design, and accurately matching processing parameters according to the specifications and process requirements of the retaining ring, reducing the reliance on the professional skills of operators.

The utility model relates to crude oil separation technical field, concretely relates to a crude oil high frequency demulsification separation device, include: feed system, feed system includes mixing tank, one side of feed system is provided with high frequency demulsification unit, high frequency demulsification unit includes demulsification tank, the top fixedly connected with high frequency power supply of demulsification tank, the inside of demulsification tank is provided with electrode plate, the other side of high frequency demulsification unit is provided with gravity separation unit, gravity separation unit includes gravity sedimentation tank, the inside even fixedly connected with a plurality of inclined plate of gravity sedimentation tank, the other side of gravity separation unit is provided with cyclone separation unit, and cyclone separation unit includes cyclone separator, through the setting of high frequency demulsification unit, gravity separation unit and cyclone separation unit, can quickly destroy crude oil emulsification structure, improve demulsification efficiency, combine gravity sedimentation and cyclone separation technology, realize the depth separation of crude oil, water and impurity, and further greatly improved the separation effect.

The present application belongs to the technical field of high-performance steel production, and discloses a high-performance steel plate processing heat treatment equipment, which comprises a heating chamber, a support component for placing and fixing the steel plate is arranged in the heating chamber, the support components are arranged in multiple groups, the support components in the same group are located on the same vertical plane, and the support components in each group are arranged in parallel and along the horizontal direction; the support component comprises a clamping plate capable of adjusting the interval; the steel plate is changed from the traditional horizontal placement mode to the vertical state for heat treatment, so that the stress of the steel plate in the vertical direction is uniform, and the middle sag phenomenon caused by the weight is effectively eliminated. In the heating and cooling process, the temperature gradient of the steel plate along the thickness direction is more symmetrical, the thermal contraction behavior of the edge and the center region tends to be consistent, and the internal stress imbalance problem caused by asymmetric cooling is significantly reduced.

The invention discloses a multi-tooth poultry viscera digging device which comprises overturning arms, a clamping section is formed on the lower portion of each overturning arm, each clamping section is provided with a sharp component, and the overturning arms comprise the left overturning arm and the right overturning arm; the left overturning arm and the right overturning arm are both installed on the transmission mechanism, and the transmission mechanism controls the left overturning arm and the right overturning arm to rotate in different directions so as to open or close the clamping section. The multi-tooth poultry viscera digging device is compact in structure, the teeth are arranged on the clamping sections of the left overturning arm and the right overturning arm of the viscera digging device, the left overturning arm and the right overturning arm are overturned to transversely tear the back membrane and the lung membrane, the viscera digging device is lifted and pulled to longitudinally tear the back membrane and the lung membrane, and the clamping success rate of the lung is increased. In the poultry viscera taking process, viscera bags, craws and lungs (all or most) are taken out at the same time, and the poultry viscera taking device meets the requirements of poultry processing in China.

This invention discloses a method for preparing Yuanjiang asparagus extract and its application. The method uses fresh Yuanjiang asparagus tender stems as raw material. After selection, washing, freeze-drying, pulverizing, and sieving, choline chloride and 1,2-propanediol eutectic solvent are added for constant-temperature extraction. After ultrasonic temperature control, cellulase and pectinase are added for complex enzymatic hydrolysis. After heating to inactivate the enzymes, centrifugation is performed, and the supernatant is collected to obtain the crude extract of Yuanjiang asparagus saponins. This method has high extraction efficiency, and the obtained asparagus saponins have strong antioxidant activity, exhibiting strong scavenging ability against DPPH, ABTS, and hydroxyl radicals, as well as Fe... 2+ The chelation rate was high, and it showed significant in vitro inhibitory effects on the proliferation of human colorectal cancer cells Caco-2 and human hepatocellular carcinoma cells HepG2. The raw material used in this method is fresh, tender stems of Yuanjiang asparagus, which is widely available and of excellent quality. The extraction process is green, environmentally friendly, and simple, not only improving the comprehensive utilization value of Yuanjiang asparagus but also providing a new method for extracting natural saponin active ingredients. The obtained asparagus saponins can be used to develop antioxidant and anti-tumor functional foods, showing potential market prospects.

The invention discloses a grinding process for grooves of an inner sleeve and an outer sleeve of a bearing and a bearing structure, and relates to the technical field of bearing grinding, and the grinding process comprises the steps of workpiece clamping and positioning, parameter presetting and grinding starting, groove grinding, real-time detection and local grinding, and grinding ending work. The bearing rotates around the axis of the spherical grinding wheel while rotating around the axis of the bearing, and the spherical grinding wheel rotates synchronously, so that a second groove of the bearing inner sleeve is ground by the spherical grinding wheel, and the bearing inner sleeve and the bearing outer sleeve of the same model can be mounted at the clamp at the same position after being ground; the large position change of the bearing inner sleeve and the bearing outer sleeve caused by relative movement of the tool platform and the clamp is reduced, the bearing outer sleeve and the bearing inner sleeve clamped by the clamp rotate around the axis of the clamp, and therefore the outer wall of the bearing inner sleeve and the inner wall of the bearing outer sleeve are always ground with the spherical grinding wheel. The bearing rotates back and forth and is matched with the grooves, so that the local grooves of the bearing meet the machining requirement after being ground.

This utility model relates to the field of forging production waste gas treatment technology, specifically to a waste gas treatment mechanism for a forging heating furnace. It includes an exhaust port connected to the forging heating furnace, a fan connected to the exhaust port, and a serpentine pipe connected to the fan's outlet. The serpentine pipe contains several downward bends, each of which is sprayed with a solution to dissolve the waste gas. By using the serpentine pipe to treat the waste gas during its discharge process, the residence time of the waste gas within the pipe is increased due to its winding shape, resulting in better dissolution of harmful gases. Water effectively dissolves various sulfur oxides, sodium hydroxide effectively dissolves various nitrogen oxides, and ethanol dissolves carbon monoxide, among others. Therefore, it can effectively dissolve and remove most toxic and harmful gases, enabling the waste gas to meet emission standards. Furthermore, the process is simple and low-cost.

The utility model relates to the technical field of wooden product production, and discloses an environment-friendly wooden product edge shaping device which comprises a bottom frame, a through hole is formed in one side of the upper end face of the bottom frame, a positioning plate is arranged on one side of the through hole and fixed to the upper end face of the bottom frame, and a containing notch is formed in the end, close to the through hole, of the positioning plate. An auxiliary positioning assembly used for preventing wood from deviating is arranged on the side, away from the positioning plate, of the upper end face of the bottom frame, a shaping assembly used for trimming wood burrs is arranged on the inner bottom wall of the bottom frame, the wood is prevented from deviating in the machining process through the arranged auxiliary positioning assembly, and the auxiliary positioning assembly can be tightly attached to the surface of the wood; and the shaping assembly is used for trimming rough edges and uneven parts of the wood, the surface quality of the wood can be improved through the arranged auxiliary positioning assembly and the shaping assembly, and the wood can better meet the subsequent machining or using requirements.