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380results about How to "High degree of flexibility" patented technology

Flexible assembly system for aircraft panel

The invention discloses a flexible assembly system for an aircraft panel. The flexible assembly system comprises a fixed base frame, a movable base frame which is capable of moving in the X-axis direction and is matched with the fixed base frame, a plurality of flexible clamping board assemblies arranged on the fixed base frame and the movable base frame and used for clamping the aircraft panel, a plurality of transmission positioning units arranged on the fixed base frame and the movable base frame and used for adjusting the positions of the flexible clamping board assemblies and robot perforating systems. The positioning assembly requirements of different aircraft panels can be satisfied by adjusting the positions of an inside fixing clamping board and an outside fixing clamping board and replacing a replaceable internal clamping board and a replaceable skin clamping board, and therefore the flexibility of the assembly system is achieved. The two robot perforating systems arranged on the two sides of a panel assembly tool are used for simultaneously satisfying the automatic perforating connecting requirements of the two sides of the aircraft panel. The flexible assembly system is high in flexibility, high-efficiency and high-quality assembly of the aircraft panel can be achieved, the assembly period is greatly shortened, and cost is reduced.
Owner:ZHEJIANG UNIV +1

Air pressure flexible clamping device of frame-shaped parts with thin walls, and clamping method of air pressure flexible clamping device

An air pressure flexible clamping device of frame-shaped parts with thin walls is used for clamping and fixing of to-be-machined frame-shaped parts with thin walls and cylinder body parts when being machined, and comprises a support unit which comprises a base and a closed-ring support which is arranged on the base and is used for surrounding the to-be-machined parts; a clamping unit which is arranged on the wall of the closed-ring support, and comprises at least three air pressure clamping parts which are mutually cooperated for clamping and fixing the to-be-machined parts; a pneumatic unit which is communicated with the air pressure clamping parts for respectively controlling air pressure of multiple air pressure clamping parts, wherein the air pressure clamping parts are detachably connected on the closed-ring support, a head end is provided with a suction nozzle, the suction nozzle is in contact, clamped and fixed with the outer surface of each of the to-be-machined parts through negative pressure. The invention also provides a clamping method. The device and the method have the advantages of being flexible in operation, high in applicability to shapes and sizes of thin-walled workpieces, and capable of effectively ensuring the stability, accuracy and reliability of the clamping of the frame-shaped parts with thin walls during a machining process.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Preparation method of titanium alloy thin-wall honeycomb structure

ActiveCN104043831AHigh mechanical strengthVarious geometric shapesAlloy substrateLayer thickness
The invention provides a preparation method of a titanium alloy thin-wall honeycomb structure. The preparation method comprises the steps that (a) a titanium alloy thin-wall honeycomb structure model is sliced and layered according to 20-30 mu m layer thickness; (2) titanium alloy powder is uniformly paved on a titanium alloy substrate, a laser beam which is emitted by a laser is used for selectively melting a titanium alloy powder layer according to the determined scan locus of the laser beam to complete the processing of one layer of titanium alloy thin-wall honeycomb structure; (c) the titanium alloy powder is paved on the layer of formed titanium alloy thin-wall honeycomb structure again, the laser beam which is emitted by the laser is used for selectively melting the titanium alloy powder layer according to the determined scan locus of the laser beam; (d) the titanium alloy thin-wall honeycomb structure is processed layer by layer, and the titanium alloy thin-wall honeycomb structure is finally formed. According to the method, the stress accumulation and the deformation of a forming piece in the forming process are reduced, the flexibility degree is high, and a thin-wall honeycomb component with variable honeycomb distance and a three-dimensional dot matrix structure can be prepared.
Owner:CAPITAL AEROSPACE MACHINERY +1

Reconfigurable automatic flexible welding production platform and operation method thereof

ActiveCN105252180ATo achieve high flexibility requirementsProduction task production capacity coordinationWelding/cutting auxillary devicesAuxillary welding devicesProduction lineRe design
The invention discloses a reconfigurable automatic flexible welding production platform and an operation method thereof. The reconfigurable automatic flexible welding production platform comprises a production line main body, an accompanying platform, an accompanying fixture, a lifting mechanism, welding robots, a welding robot control center, a fixture transfer trolley, a fixture base and a production platform control center, wherein the accompanying platform can move on a line body; the accompanying clamp is positioned on the accompanying platform; the lifting mechanism is positioned on two sections of the line body; the welding robots are positioned at the two sides of a line body welding station; the welding robot control center controls movement of the welding robots and welding action of a fixed welding gun; the transfer trolley is responsible for replacing a fixture; the fixture base stores fixtures for producing different kinds of assemblies; the production platform control center controls movement of the whole production platform, wherein the movement comprises operation of a welding production line main body and operation of the lifting mechanism, so that high-flexibility requirements of automatic welding production for various small assembly components are reached, and production capacity is re-designed for realizing coordination of production tasks and production capacity.
Owner:YANGZHOU XINLIAN AUTO PARTS +1

Flexible wearable sensor and corresponding wearable device and preparation method thereof

The invention provides a flexible wearable sensor and a corresponding wearable device and preparation method thereof, wherein the flexible wearable sensor is small in size and high in flexible degreeand output capacity. The flexible wearable sensor comprises a first electrode layer, a piezoelectric layer, a second electrode layer, an interval layer, a friction layer and a third electrode layer which are arranged in sequence; a flexible mixed material at least constituted by a piezoelectric material and silicone rubber is contained in the piezoelectric layer, and the piezoelectric layer can generate a piezoelectric signal after being subjected to polarization treatment; a flexible mixed material at least constituted by silicone rubber is contained in the friction layer, a plurality of protrusion parts formed by a plurality of protrusion structures which are configured in an arrayed mode are formed on the opposite areas in the inner surface of the piezoelectric layer and the inner surface of the friction layer correspondingly, and the two inner surfaces are oppositely arranged; the outer surface and the inner surface of the piezoelectric layer are covered with the first electrode layer and the second electrode layer correspondingly; and the interval layer is provided with hollow parts opposite to the protrusion parts on the inner surface of the piezoelectric layer, and the outersurface of the friction layer is covered with the third electrode layer.
Owner:ZHONGBEI UNIV

Laser connection method based on laser material additive manufacturing technology

A laser connection method based on the laser material additive manufacturing technology relates to a welded connection method of a special material. According to the laser material additive manufacturing principle, and by utilizing the laser depositing method and the layer-by-layer piling method, a new material shaped like the welding seam between two base materials is formed between the welding seam of two connecting materials and the formed new material is further utilized to connect the two base materials. According to the laser connection method based on the laser material additive manufacturing technology, provided by the invention, the metallurgical composition of the welding seam and the joint performance are improved, near-net forming connection is realized, materials are greatly saved, the cost is reduced, weld defects are controlled, the degree of automation is high, and the operation is easy; besides, a fiber laser, a YAG solid laser, a semiconductor laser or CO2 laser are taken as the core, and a powder feed device, a protective gas system and a cooling system are taken as auxiliary appliances, therefore the overall system is high in automation level, can realize whole-process computer control, and is simple in operation processes and further easy to implement.
Owner:HARBIN INST OF TECH

Microstructure-type excimer laser delaminated processing method and device of ceramic material sealing ring

InactiveCN101905381ASolve processing problemsAvoid embedding into the surface to be processedLaser beam welding apparatusNumerical controlCylindrical lens
The invention belongs to the technical field of ultrafine processing of hard and brittle ceramic materials, in particular to special microstructure-type excimer laser delaminated processing method and device of a ceramic material sealing ring. The method is characterized by comprising the following steps of: delaminating the special microstructure-type three-dimensional profile of a processed ceramic material; converting into NC (Numerical Control) codes and realizing the computer control of the position of a lens, the size and the shape of an aperture, the replacement of a round lens and a cylindrical lens, the aperture size and the shape of a light chopper and the movement of a worktable in an optical system by combining the generated NC codes so as to realize the automation and the flexibility of a processing process. The invention has the advantages that the ultrafine processing problem of the special microstructure-type hard and brittle ceramic material sealing ring is solved by applying an excimer delaminated processing technology. A non-contact, clean and high-efficiency processing mode is provided to effectively solve the problems of attached contact stress, embedded abrasive grains and low processing efficiency in a traditional processing method, and the processing flexibility is realized.
Owner:DALIAN UNIV OF TECH
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