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52results about How to "Bending will not" patented technology

Flexible mobile phone and flexible shell

The invention discloses a flexible shell. The flexible shell comprises an upper cover and a lower cover. The upper cover comprises a front upper cover and a rear upper cover. A flexible connection cover is arranged between the front upper cover and the rear upper cover. The lower cover comprises a front lower cover and a rear lower cover. A bending skeleton mechanism is arranged between the front lower cover and the rear lower cover. The bending skeleton mechanism comprises skeletons arranged in parallel. Two adjacent skeletons, the front lower cover and the skeleton adjacent to the front lower cover, and the rear lower cover and the skeleton adjacent to the rear lower cover are connected by hinges; a bending radius limiting structure for limiting the minimum bending curvature radius of the bending skeleton mechanism bending towards the direction opposite to the direction of the flexible connection cover, and an anti-reverse rotation structure for preventing the bending skeleton mechanism from bending towards the direction of the flexible connection cover are arranged between two adjacent skeletons. A bending connection sheet is arranged between the bending skeleton mechanism and the flexible connection cover. A mounting cavity for mounting a flexible screen assembly is arranged between the flexible connection cover and the bending connection sheet. The invention also discloses a flexible mobile phone with the flexible shell.
Owner:CHONGQING GRAPHENE TECH

Knee osteoarthritis rehabilitation bed

InactiveCN109009741ABending will notEasy to get hurt when bentElectrotherapyNursing bedsPatient needEnarthrosis
The invention relates to a knee osteoarthritis rehabilitation bed, which comprises a bed board, a backrest, a lifting massage device and a correcting device. The right end of the bed board is connected with the angle-adjustable backrest in the hinged mode. A square hole is formed in the middle of the bed board, and supporting columns are arranged at the bottom of the bed board. The lifting massagedevice is located in the square hole formed in the middle of the bed board. The lifting and massaging device is installed on the lower end face of the bed board. The correcting device is connected with the top of the left end of the bed board. The correcting device comprises a correcting frame, a correcting sliding column, a correcting connecting column, a correcting spring, a correcting rotary frame, two correcting clamping jaws, a clamping jaw adjustment push rod and a clamping jaw positioning board. The knee joint rehabilitation device can solve the problems in the prior art that, the position of the knee cannot be automatically adjusted during rehabilitation treatment of an existing knee arthritis patient in the prior art, the knee of the patient needs to be massaged manually, the magnet therapy of the knee cannot be carried out when the knee of the patient is massaged, and the shank of the patient cannot be bent when the knee of the patient is lifted.
Owner:刘云畅

Technology for manufacturing heat exchanging device

The invention provides a technology for manufacturing heat exchanging device, and relates to the technical field of machinery manufacturing. The technology comprises the following steps: (1) opening a hole; intercepting a section of tube with opening in two ends thereof as a housing of the heat exchanging device based on the dimension requirements of a blueprint; (2) fixing disk; welding two heating exchanging tube fixing disks inside the tube, wherein the heat exchanging tube fixing disks are provided with a plurality of through holes; (3) inserting tube; vertically placing the tube which is welded with the heat exchanging tube fixing disks on a welding platform, and inserting the heat exchanging tubes into the through holes of the heat exchanging tube fixing disks; (4) grinding; adjusting the lengths of the heat exchanging tubes and removing the burrs of the heat exchanging tubes; and (5) welding; using a laser welding device to weld the heat exchanging tubes on the heat exchanging tube fixing disks under the protection of an inert gas. The provided technology for manufacturing heat exchanging device is able to weld the heat exchanging tubes having a 0.4 mm to 0.5 mm tube wall thickness on the heat exchanging tube fixing disks, and is able to prevent the heat exchanging tubes from being bent in the welding process.
Owner:涂友本

Off-line type 3D intelligent printing device

The invention relates to the technical field of 3D printers, in particular to an off-line type 3D intelligent printing device. The off-line 3D type intelligent printing device comprises a fixed seat,first driving mechanisms, an injection molding head, a machining plate, and a coiling frame, and further comprises an orientation adjusting mechanism, second driving mechanisms, a protecting mechanism, a displacement mechanism and a connecting mechanism. According to the off-line type 3D intelligent printing device, the injection molding head can realize an oblique line movement and does not needto carry out a transverse movement and a longitudinal movement, and thus movement course of the injection molding head is effectively shortened and the machining efficiency is improved; because the injection molding head is connected to a connecting rod through a movable joint, and thus the injection molding head does not follow a center rod to move under the gravity action, discharging position is more accurate and has no deviation, and profile distortion can further be avoided; and in the moving process of the displacement mechanism, a limiting rod rotates and carries out a telescopic movement along a limiting pipe at the same time, a hose can follow moving position of the displacement mechanism to bend, and thus profile can be transferred in a straight-line mode without bending drastically.
Owner:ANHUI CHUNGU 3D PRINTING INTELLIGENT EQUIP IND TECH RES INST CO LTD

A knee osteoarthritis rehabilitation bed

The invention relates to a knee osteoarthritis rehabilitation bed, which comprises a bed board, a backrest, a lifting massage device and a correcting device. The right end of the bed board is connected with the angle-adjustable backrest in the hinged mode. A square hole is formed in the middle of the bed board, and supporting columns are arranged at the bottom of the bed board. The lifting massagedevice is located in the square hole formed in the middle of the bed board. The lifting and massaging device is installed on the lower end face of the bed board. The correcting device is connected with the top of the left end of the bed board. The correcting device comprises a correcting frame, a correcting sliding column, a correcting connecting column, a correcting spring, a correcting rotary frame, two correcting clamping jaws, a clamping jaw adjustment push rod and a clamping jaw positioning board. The knee joint rehabilitation device can solve the problems in the prior art that, the position of the knee cannot be automatically adjusted during rehabilitation treatment of an existing knee arthritis patient in the prior art, the knee of the patient needs to be massaged manually, the magnet therapy of the knee cannot be carried out when the knee of the patient is massaged, and the shank of the patient cannot be bent when the knee of the patient is lifted.
Owner:刘云畅

Fabrication method of wafer-level uniaxial strain ge on SiN buried insulating layer based on silicon nitride stress film and scale effect

The invention discloses a manufacturing method for a wafer-level uniaxial strain Ge on a SiN buried insulating layer based on a silicon nitride stress thin film and scale effect. The manufacturing method is implemented by the steps of cleaning a GeOI wafer, and performing He ion implantation; depositing a SiN thin film with the pressure stress of greater than minus 1.1GPa or an SiN thin film with the tensile stress of greater than 1.1GPa on the Ge layer on the top layer of the GeOI wafer after ion implantation, and etching the SiN thin film to form a strip-shaped array; performing annealing processing on the GeOI wafer with the SiN thin film array; and etching and removing the SiN thin film array from the surface of the GeOI wafer to obtain the wafer-level uniaxial strain GeOI material. According to the manufacturing method, due to the uniaxial stretching or uniaxial compression plastic deformation of the SiN buried insulating layer under the effect of the strip-shaped SiN thin film, strain is introduced to the Ge layer on the top layer, so that the wafer-level uniaxial strain Ge can be used for manufacturing the GeOI wafers required by the ultra-high-speed, low-power-consumption and radiation-resisting semiconductor devices and chips.
Owner:XIDIAN UNIV

Machining method for valve rod

InactiveCN109986292ALess materialNo burr edges and cornersValve arrangementsScrew threadWear resistance
The invention discloses a machining method, and particularly discloses a machining method for a valve rod. The machining method for the valve rod comprises the following steps: blanking a round steelblank of the valve rod at first; carrying out rough machining on a tail end head, a polished rod part, back seal, and a groove buffer area between the back seal and the polished rod part, of the valverod; carrying out rough turning on a thread rod; rolling a trapezoidal thread which is formed through the rough turning on a thread rolling machine by virtue of a die, and correcting the redundant parts and nonstandard parts of the trapezoidal thread through cold rolling; carrying out finish turning on the back seal, and a groove between the back seal and the polished rod part to form the groovebuffer area; and carrying out finish turning on a polished rod of the valve rod. The machining method for the valve rod has the following beneficial effects: less material waste, no burrs, edges and corners, and high smoothness and concentricity are achieved; the valve rod is flexibly and easily opened and closed while being cooperatively used with a valve; high sealing performance is achieved; the valve rod is highly light and not liable to be damaged and bent, and high in tensile resistance and wear resistance; and the service life of the valve is prolonged.
Owner:王刚

Support device for driving roller of plate rolling machine

The invention discloses a support device for the driving roller of a plate rolling machine. The support device comprises a base, a side frame I, a side frame II, driving rollers, a servo motor, a leadscrew, and a support device body, wherein a rectangular groove is formed in the base; the lower end of the side frame I is connected to one end of the base through a bolt; the lower end of the side frame II is connected to the other end of the base through a bolt; one ends of the driving rollers are rotatably connected with the side frame I, and the other ends of the driving rollers are rotatablyconnected with the side frame II; the servo motor is connected with the base through a bolt; one end of the lead screw is rotatably connected with the side frame I, and the other end of the lead screw is rotatably connected with the side frame II; the output shaft of the servo motor is connected to one end of the lead screw through a coupling; and the support device body comprises a support seat,a roller stand, a roller, a motor, and a gear II, the bending deformation of the driving rollers during the barrel roll-forming operation of the plate rolling machine is effectively avoided, the rollforming operation circular degree of the plate rolling plate is ensured, and the dynamic balance fluctuation quantity of a circular barrel after roll forming is small.
Owner:MAANSHAN FEIDA BELLOWS MFG CO LTD
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