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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 11. Отображено 11.
01-03-2017 дата публикации

Grinding machine is sieve device for material loading

Номер: CN0205989242U

The utility model provides a grinding machine is sieve device for material loading for the preceding screening of material abrasive machining that has the excircle profile, include: a workbench. The material slide, the material slide set firmly in on the workstation, and sieve device, sieve device set firmly in directly over the material slide, it is including locating main part directly over the material slide and locating the connector at main part both ends, sieve device via the connector connect in on the workstation, the height -adjustable of main part. The utility model discloses a grinding machine is sieve device for material loading through the setting that sets firmly the sieve device directly over the material slide, can screen out away the holder that the spherical outside surface size is big, avoids damaging the cutter, and in addition, sieve device main part directly over locating the material slide, height -adjustable can be adapted to the screening of the holder of multiple ...

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26-05-2023 дата публикации

Design device and method for automatic electrical performance test system

Номер: CN116165457A
Принадлежит:

The invention discloses a design device and method for an automatic electrical performance test system, and the device comprises a design tool operation platform, the design tool operation platform comprises a test resource matching module which is used for completing the analysis of a test signal according to a test demand description table, obtaining a test resource demand, and achieving the matching of the test signal and a test instrument; the test path design module is used for forming a path connection design and generating a signal path connection diagram; the test flow design module is used for realizing configuration of a test flow; and the test system verification module is used for forming an automatic test system model and verifying the automatic test system model. According to the method, the problems of long design period, low automation degree, lack of simulation verification capability and the like in the current manual system design are solved, the design requirements of ...

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01-03-2017 дата публикации

Tee bend injection mold

Номер: CN0205989480U

The utility model provides a tee bend injection mold, include: the cover half main part, cover half main part left side is equipped with sole plate body, the sole plate body right side is equipped with ejecting bottom plate, ejecting bottom plate right side is equipped with the liftout plate, the liftout plate right side is fixed with return spring, both sides are equipped with the ejector pin about ejecting bottom plate and the liftout plate, cover half main part right side is equipped with the fixed plate, the mold core, the mold core includes: tee bend mold core I, tee bend mold core II and tee bend mold core III, tee bend mold core I sets up on the inside right side of cover half main part, tee bend mold core II sets up in the inside left side of cover half main part, tee bend mold core III sets up at the inside upside of cover half main part, be equipped with the baffle in the mold core. The utility model discloses can realize that lathe refrigeration cycle finalizes the design, the ...

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02-05-2023 дата публикации

Photovoltaic thermoelectric system based on solar energy and radiation refrigeration

Номер: CN116054734A
Принадлежит:

The invention discloses a photovoltaic thermoelectric system based on solar energy and radiation refrigeration, which is applied to the technical field of new energy and can effectively relieve the problem of heat deposition of photovoltaic cells and improve the output efficiency and spectrum utilization rate of the system. The system comprises a photovoltaic power generation panel which is used for photovoltaic power generation; the film-coated short-wave lens is arranged above the photovoltaic power generation panel, and the film-coated short-wave lens is used for carrying out heat accumulation; the temperature difference power generation sheet comprises a temperature difference power generation sheet hot end and a temperature difference power generation sheet cold end, and the temperature difference power generation sheet hot end is connected with the film coating short wave lens; and the radiation refrigeration device is arranged above the film-coated short-wave lens, the radiation ...

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29-08-2023 дата публикации

Automobile panel finishing line bearing machinery fault diagnosis method

Номер: CN116662872A
Принадлежит:

The invention discloses a fault diagnosis method for bearing machinery of an automobile panel finishing line. The fault diagnosis method comprises the following specific steps: step 1, collecting a sample set and preprocessing the sample set; step 2, determining a sub-modal component of a to-be-detected sample, and screening an optimal component; 3, calculating an envelope spectrum of the optimal component; 4, determining a training set and a test set; step 5, establishing a PSO-SAE classification model; 6, training the model; and 7, inputting the test set into the trained model for feature extraction, and outputting an identification result. According to the diagnosis method, preliminary decomposition and feature extraction are carried out on the data samples in a mode of combining variational mode decomposition with the adaptive sparse encoder, so that the adaptability of the model is greatly enhanced on the premise of meeting the better feature learning capability of the model, and the ...

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01-03-2017 дата публикации

Steel is moulded changes outer thread processing equipment of tube replacement spare

Номер: CN0205989016U

The utility model provides a steel is moulded changes outer thread processing equipment of tube replacement spare, including device main part, main shaft, rolled thread wheel and work piece positioner, main shaft one end via the main shaft mount pad connect in in the device main part, and the main shaft is for following at least two of circumference evenly distributed on the main shaft mount pad, each main shaft other end respectively via the main shaft fixing base connect in in the device main part, each main shaft can be at axial displacement under each self -corresponding quill feed unit's the drive, rolled thread wheel corresponding to the main shaft sets up, and each rolled thread wheel embedding respectively corresponds in the main shaft fixing base, and via the key -type connection between rolled thread wheel and main shaft, work piece positioner set up in in the device main part to be fixed in the position that the contact can be taken turns with each rolled thread to the surface ...

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01-03-2017 дата публикации

Dark measuring device of ball socket

Номер: CN0205991772U

The utility model provides a dark measuring device of ball socket for to the await measuring measurement of the ball socket degree of depth of product of spherical shell class, include: a workbench. The reference block, the reference block set firmly in on the workstation, just the product that awaits measuring is fixed in via fixing device on the reference block, measuring device, measuring device include via the fixed block set firmly in dipperstick on the workstation to and locate via the slip cap the fixed measurement portion of slip cap on the dipperstick, measurement portion include with the connector that the slip cap linked firmly, and with that the connector links firmly, as to have measuring head measuring stick, the measuring stick with dipperstick parallel arrangement. The utility model discloses a dark measuring device of ball socket, the degree of depth of measurement ball socket that can be accurate has better result of use.

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01-08-2023 дата публикации

High-strength low-parking-effect 6-series aluminum alloy and preparation method thereof

Номер: CN116516218A
Принадлежит:

The invention relates to a 6-series aluminum alloy with high strength and low parking effect and a preparation method of the 6-series aluminum alloy, and the 6-series aluminum alloy comprises the following components in percentage by mass: 0.70-1.20% of Mg; 0.80% to 1.30% of Si; 0.50% or less of Cu; mn: less than or equal to 0.60%; less than or equal to 0.30% of Cr; zr: less than or equal to 0.20%; 0.05% to 0.20% of Sn; fe: less than or equal to 0.35%; other inevitable impurity elements and the balance of Al. The Mg/Si ratio and a trace amount of Sn are strictly limited, so that the obtained product has excellent strength and low parking effect and has a good application prospect.

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01-03-2017 дата публикации

Height of center measuring device

Номер: CN0205991766U

The utility model provides a height of center measuring device, include: a workbench. The reference block, it sets firmly on the workstation, the supporting seat, it is including the first through -hole and the second through -hole that intersect vertically, measuring device, it is including the percentage table that has sleeve and first measuring head to and the measurement portion in the first through -hole that is on a parallel with the workstation that sets up, still including link firmly in a supporting seat side, can keep the side dog of butt contact in order to stop to the product formation side that awaits measuring with the product spherical outside surface that awaits measuring. The utility model discloses a height of center measuring device, the spherical outside surface height of center of the product that can accurate measurement awaits measuring, convenient to use has better result of use.

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01-08-2023 дата публикации

High-strength and high-deformability 6-series aluminum alloy and preparation method thereof

Номер: CN116516216A
Принадлежит:

The invention relates to a high-strength and high-deformability 6-series aluminum alloy and a preparation method thereof, and the high-strength and high-deformability 6-series aluminum alloy comprises the following components in percentage by mass: 0.70-1.20% of Mg; 0.65 to 1.10 percent of Si; 0.30% or less of Cu; mn: less than or equal to 1.00%; less than or equal to 0.30% of Cr; zr: less than or equal to 0.20%; fe: less than or equal to 0.35%; other inevitable impurity elements and the balance of Al. By strictly limiting the component content and providing a corresponding production process, the obtained product has excellent strength and deformation resistance, and can be applied to various parts of an automobile, especially functional structural parts, such as a front beam, a longitudinal beam, an anti-collision rod, a battery box and the like.

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28-07-2023 дата публикации

Preparation method of 6-series aluminum alloy with high strength and low parking effect

Номер: CN116497244A
Принадлежит:

The invention relates to a preparation method of a 6-series aluminum alloy with high strength and low parking effect, in the production process, during online cooling after extrusion, when the surface temperature of a profile is cooled to 210 +/-10 DEG C, manual rapid cooling is stopped, and then the profile is naturally and slowly cooled to the room temperature. According to the method, fine control is carried out in the quenching cooling process, cooling is stopped when the product is cooled to the aging temperature, then natural air cooling is carried out, the strength loss of the obtained product is smaller than 10 MPa after the product is extruded and placed for one month, and the good market application prospect is achieved.

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