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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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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 7. Отображено 7.
16-05-2023 дата публикации

Seamless cored wire for Al/aluminum oxide composite coating with high friction coefficient and preparation method of seamless cored wire

Номер: CN116121689A
Автор: ZHOU ZHENG, LU YANG, YAO HAIHUA, ZHAO WANXIN, YANG YANGE, ZANG BOLIN, SHAO WEI, TAN ZHEN, GUO XINGYE, HE DINGYONG, FU HANGUANG
Принадлежит:

The invention relates to the technical field of material processing engineering, in particular to a seamless powder core wire for a high-friction-coefficient Al/aluminum oxide composite coating and a preparation method thereof.The powder core wire comprises an outer skin and a powder core, the powder core comprises aluminum alloy powder with the particle size being 15-75 micrometers and aluminum oxide ceramic powder with the particle size being 15-75 micrometers and 350-420 micrometers respectively, and the aluminum alloy powder is a seamless powder core wire. The total content of the aluminum oxide ceramic powder in the powder core is larger than or equal to 20 wt%, and the powder core is obtained by wrapping the powder core with an industrial pure aluminum pipe and conducting rotary forging. According to the method, the aluminum alloy powder and the multi-scale Al2O3 ceramic powder are mixed, so that the powder core wire with high density, good thermal conductivity and good uniformity ...

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Номер записи: 1
14-06-2012 дата публикации

LINING BOARD FOR LARGE-SCALE BALL MILL AND METHOD FOR HEAT TREATMENT THEREOF

Номер: WO2012075919A1
Автор: TIAN, Yutie, YIN, Ensheng, FU, Hanguang
Принадлежит:

The present invention is a lining board for a large-scale ball mill and a method for heat treatment thereof； the chemical composition of the lining board in mass percent is: 0.26-0.35 C, 3.5-4.2 Cr, 2.8-3.2 Mn, 1.2-1.5 Si, 0.002-0.005 B, 0.05-0.10 Ti, 0.04-0.08 Zr, 0.15-0.25 V, 0.30-0.40 Nb, 0.05-0.10 Ba, 0.02-0.06 Ca, 0.08-0.12 Re, 0-0.03 S, 0-0.04 P, with the balance being Fe. The lining board of the present invention is smelted and cast, followed by being oil-hardened, and then treated by tempering at 200-230°C. The lining board of the present invention has high strength and hardness, excellent toughness and wear-resistance, and relatively low cost and good effect.

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Номер записи: 2
13-06-2023 дата публикации

Seamless cored wire for preparing Al-based composite coating with high aluminum oxide content and preparation method of seamless cored wire

Номер: CN116254497A
Автор: ZHOU ZHENG, ZHAO WANXIN, YAO HAIHUA, LU YANG, YANG YANGE, ZANG BOLIN, SHAO WEI, TAN ZHEN, GUO XINGYE, HE DINGYONG, FU HANGUANG
Принадлежит:

The invention relates to the technical field of material processing engineering, in particular to a seamless cored wire for preparing an Al-based composite coating with high aluminum oxide content and a preparation method of the seamless cored wire. The powder core wire is obtained by wrapping a powder core with an industrial pure aluminum tube and performing rotary forging, the powder core comprises aluminum alloy powder and Al2O3 ceramic powder, and the total content of the aluminum oxide ceramic powder in the powder core is larger than or equal to 30 wt%. The powder core wire with the high Al2O3 content can be prepared by regulating and controlling the components of the powder core wire and combining the rotary swaging technology, the powder core wire is smooth in surface, high in density and high in heat conduction efficiency and is particularly suitable for preparing a high-abrasion-resistance electric arc spraying coating, the prepared coating is well combined with a base body, no ...

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Номер записи: 3
04-04-2023 дата публикации

Wear-resistant composite puncher plug and surface surfacing manufacturing method

Номер: CN115889463A
Автор: WANG KAIMING, FU HANGUANG, TONG YONGGANG, HU YONGLE, ZHANG MINGJUN, ZHANG JIAN, JI XIXI, FANG JINGZHONG, LIN YINGHUA, XIANG DINGDING
Принадлежит:

The invention provides a manufacturing method of a wear-resistant composite puncher plug and the puncher plug. The manufacturing method comprises the following steps: S1, preparing a steel-based plug; s2, a submerged arc welding process is adopted on the working conical surface and the nose end face of the steel-based plug, so that the flux-cored wire is clad on the working conical surface and the nose end face of the steel-based plug, and cladding layers with the thickness of 6-8 mm are formed; and S3, the cladding layer of the steel-based plug is subjected to high-temperature pre-oxidation, and the wear-resistant composite puncher plug can be obtained. According to the manufacturing method of the wear-resistant composite puncher plug, the compact and uniform oxidation film is arranged on the surface of the cladding layer of the plug, the oxidation film is firmly combined with the cladding layer, and the compact and uniform oxidation film can reduce the power consumption of a steel pipe ...

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Номер записи: 4
23-06-2023 дата публикации

Micro-alloyed bimetallic composite brake drum and manufacturing method thereof

Номер: CN116292686A
Автор: CAO QUANQING, MA SHENGQIANG, JIN HONGBIN, FU HANGUANG, WANG XIAOYAN, LIU HAIYANG
Принадлежит:

The invention belongs to the technical field of brake drum manufacturing, and particularly relates to a microalloyed bimetal composite brake drum and a manufacturing method thereof.The bimetal composite brake drum comprises a steel shell and a gray cast iron lining, and the gray cast iron lining is prepared from, by weight, 3.16%-3.30% of C, 1.82%-1.93% of Si, 0.90%-1.01% of Mn, 0.095%-0.125% of S, 0.125%-0.170% of P, 0.15%-0.2% of Cu, 0.10%-0.12% of Nb and the balance Fe. 0.05-0.08% of Ce, and the balance Fe and inevitable trace impurities; high heat conductivity and high strength of the gray cast iron are achieved by changing components of high-temperature pouring molten metal of the bimetal brake drum and adding microalloying elements to refine a graphite phase.

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Номер записи: 5
25-08-2023 дата публикации

Device and method for preparing uniform metal particles based on electromagnetic self-excitation disturbance

Номер: CN116638090A
Автор: LEI YONGPING, WANG TONGJU, LIN JIAN, FU HANGUANG
Принадлежит:

The invention provides a device and method for preparing uniform metal particles based on electromagnetic self-excitation disturbance, and the device comprises a ball forming tank, the top of the ball forming tank is provided with a high-temperature-resistant insulating ceramic structural part, and the interior of the high-temperature-resistant insulating ceramic structural part is provided with an electromagnetic self-excitation disturbance device and molten metal; a first heating module is arranged outside the high-temperature-resistant insulating ceramic structural part, a high-temperature spheroidizing module corresponding to the high-temperature-resistant insulating ceramic structural part is arranged in the ball forming tank, a low-temperature ball forming module is arranged at the bottom of the high-temperature spheroidizing module, and the bottom of the low-temperature ball forming module penetrates through the bottom of the ball forming tank. A particle collecting container corresponding ...

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Номер записи: 6
06-06-2023 дата публикации

Bimetal composite brake drum with honeycomb boss structure interface

Номер: CN116221306A
Автор: CAO QUANQING, MA SHENGQIANG, JIN HONGBIN, FU HANGUANG, WANG XIAOYAN, LIU HAIYANG
Принадлежит:

The invention belongs to the technical field of heavy-load truck brake drum manufacturing, and particularly relates to a bimetal composite brake drum with a honeycomb boss structure interface, which comprises a steel shell and a gray cast iron lining positioned on the inner side of the steel shell, honeycomb boss structures are distributed on the inner surface of the steel shell and formed by two kinds of non-parallel bosses in a staggered mode. Grooves matched with the bosses are formed in the outer surface of the gray cast iron lining, and each boss and the corresponding groove are in metallurgical bonding. Through metallurgical bonding of the boss and the groove, a mortise and tenon occlusion structure is formed on the bonding interface of the steel shell and the gray cast iron lining, and metallurgical bonding of the bonding interface is achieved. The lining and the steel shell are tightly metallurgically engaged together through the mortise and tenon engagement structure, a good metallurgical ...

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Номер записи: 7