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56 results about "Skin opening" patented technology

Cable stripping device

The invention discloses a cable stripping device. The device comprises a machine body base, an upper bracket, a guiding mechanism, a skin opening mechanism, a skin expanding mechanism, a peeling mechanism and a controller. The guiding mechanism, the skin opening mechanism, the skin expanding mechanism and the peeling mechanism are fixedly connected with the upper bracket and the machine body baseseparately; the guiding mechanism and the skin opening mechanism are controlled by the controller to work. When the stripping device works, after a cable passes through the guiding mechanism, the skinopening mechanism, the skin expanding mechanism and the peeling mechanism, a cable sheath is completely separated from a cable core. According to the stripping device, a wire diameter detecting device is arranged on the guiding mechanism, the controller adjusts the structure of the skin opening mechanism according to wire diameter parameters, the skin opening thickness is adjustable, and after skin opening is conducted on the cable, under the functions of the skin expanding mechanism and the peeling mechanism, the cable core is automatically stripped off from the cable sheath, so that automatic stripping operation of the cable is completed, and the cable stripping device is suitable for stripping operation of cables different in cable diameter.
Owner:ZHEJIANG COLLEGE OF ZHEJIANG UNIV OF TECHOLOGY

Double-curved-surface skin opening frame forming method

The invention relates to a double-curved-surface sawtooth skin opening frame forming method, and belongs to the technical field of aeronautical manufacturing metal plate forming. The double-curved-surface skin opening frame forming method comprises the following steps that (1) the two ends of the long edge of a skin plate are put in a jaw of drawing forming equipment, and the skin plate is kept tangent to a forming mold; (2) a hydraulic actuator cylinder of the jaw drives the jaw to move, the skin plate is in contact with a hollow area and a molded surface of the surface of the forming mold and is drawn to generate an opening frame R angle, and a semi-finished product of a to-be-formed part is obtained; (3) a square hole is formed in the drawn semi-finished product of the part to be formedon the forming mold, and meanwhile, edge bending operation is carried out on the square hole by an edge bending hole cover plate; and (4) the outer surface of the semi-finished product of the part tobe formed is covered with a glass fiber reinforced plastic scribing template for scribing, excess materials are removed along a line, and correcting is carried out on the trimmed semi-finished product on a mold until a product is completely formed. The double-curved-surface sawtooth skin opening frame forming method has the following advantages that 1, the forming defect of a typical fuselage hyperboloid skin opening frame structural part can be overcome; and 2, the production efficiency is obviously improved.
Owner:JIANGXI HONGDU AVIATION IND GRP

Multifunctional cabin door ventilation opening device controlled through cam

ActiveCN106347627AHas a breakage safety featureImprove local strengthAircraft accessoriesFuselagesSkin openingCam
The invention discloses a multifunctional cabin door ventilation opening device controlled through a cam. The device is provided with a cover plate arranged on a cabin door skin opening, wherein a rocking arm is arranged on the cover plate; a limiting component matched with the rocking arm is arranged at the front end of the rocking arm; the rear end of the rocking arm is fixedly connected to a rotating shaft component; the rotating shaft component is mounted on a supporting lug I and a supporting lug II; a rotating shaft is arranged at one edge on the periphery of the cabin door skin opening; a rocking arm lug I and a rocking arm lug II are respectively arranged at the two ends of the rotating arm component; one end of the rocking arm lug I and one end of the rocking arm lug II are respectively articulated with the two ends of the rotating shaft component; the other end of the rocking arm lug I and the other end of the rocking arm lug II are respectively articulated with the two ends of the rotating shaft; a driving pull rod is further arranged at the rear end of the rocking arm; one end of the driving pull rod is connected with the rear end part of the rocking arm; the other end of the driving pull rod extends to the driving part of the cam. The device realizes physical pressure relief in the condition that a cabin door is not completely closed, meanwhile realizes locking in the air during flight, and provides a low-cost and high-reliability solution for civil aircrafts.
Owner:AVIC SAC COMML AIRCRAFT

Aircraft hardpoint sealing mechanism driven by motors

The invention discloses an aircraft hardpoint sealing mechanism driven by motors. The aircraft hardpoint sealing mechanism comprises a casing (1), wherein a hanging frame hole (12) is formed in the casing (1), and two sealing plates (9) matched with the casing (1) in a rotating manner are mounted on the bottom surface of the outer sides of the casing (1) respectively and positioned on two sides of the hanging frame hole (12) respectively; a step motor (2) driving the sealing plates (9) to rotate and two opposite-transmitting type infrared sensors (4) positioned on two sides of the hanging frame hole (12) respectively are mounted on the inner side surface of the casing (1). The aircraft hardpoint sealing mechanism disclosed by the invention is simple in structure and convenient to use, when a hanging frame is mounted, the sealing plates are opened through a switch by ground staff, then the sealing plates are held in an open state, and when the hanging frame is released, the sealing mechanism is automatically closed, so that the aircraft hardpoint sealing mechanism is relatively convenient to use; because space for the sealing plates does not need to be reserved in the inner part of the casing, and plan view sizes of the sealing mechanism and a corresponding skin opening are small and slightly greater than sizes of the hanging frame, so that influence on the structural strength of the aircraft is small.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

A multifunctional hatch door vent device using cam control

The invention discloses a multifunctional cabin door ventilation opening device controlled through a cam. The device is provided with a cover plate arranged on a cabin door skin opening, wherein a rocking arm is arranged on the cover plate; a limiting component matched with the rocking arm is arranged at the front end of the rocking arm; the rear end of the rocking arm is fixedly connected to a rotating shaft component; the rotating shaft component is mounted on a supporting lug I and a supporting lug II; a rotating shaft is arranged at one edge on the periphery of the cabin door skin opening; a rocking arm lug I and a rocking arm lug II are respectively arranged at the two ends of the rotating arm component; one end of the rocking arm lug I and one end of the rocking arm lug II are respectively articulated with the two ends of the rotating shaft component; the other end of the rocking arm lug I and the other end of the rocking arm lug II are respectively articulated with the two ends of the rotating shaft; a driving pull rod is further arranged at the rear end of the rocking arm; one end of the driving pull rod is connected with the rear end part of the rocking arm; the other end of the driving pull rod extends to the driving part of the cam. The device realizes physical pressure relief in the condition that a cabin door is not completely closed, meanwhile realizes locking in the air during flight, and provides a low-cost and high-reliability solution for civil aircrafts.
Owner:AVIC SAC COMML AIRCRAFT
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