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58results about How to "Firmly positioned" patented technology

Pay-off and take-up device

InactiveCN104326313AFirmly positionedGuaranteed removal speedEngineeringDrive shaft
The invention relates to a pay-off and take-up device. The device comprises a cable reel, wherein a drum which extends in the left-right direction around an axis is arranged on the cable reel in a rotating manner; a transmission shaft which is arranged parallel to the drum is also assembled on the cable reel in the rotating manner; the transmission shaft is in transmission connection with the drum through a transmission mechanism; a traverse unit sleeves the transmission shaft in a transmission manner. The drum is connected with the transmission shaft through the transmission mechanism, so that the drum can drive the traverse unit to move through the transmission shaft during rotation to realize tidy take-up of the drum without affecting the pay-off next time, the take-up speed is high, and the device can be used in the environments with higher requirements on take-up speeds.
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD

Liquid crystal display device

A liquid crystal display device (10) includes a liquid crystal panel, at least one optical sheet (60) substantially rectangular in shape, where first (61a,62a,63a,61'a,62'a,63'a) and second (61b,62b,63b,61'b,62'b,63'b) openings are formed at the opposite ends of one side of the optical sheet at a predetermined interval, a main frame (20) in which the optical sheet(s) are placed, and a sub-frame (30) arranged above the optical sheets and the main frame, in which the main frame is provided with first small protrusions (25a,25b) jutting upward corresponding to the first openings at the top surface, while the rear surface of the sub-frame is provided with second small protrusions (33a,33b) jutting downward corresponding to the second openings, thereupon the first small protrusions are inserted into the first openings of the optical sheet(s) and the second small protrusions are inserted into the second openings to connect and install the sub-frame to the main frame, and the optical sheet(s) are then aligned and fixed. Accordingly, the optical sheets are aligned better and firmly fixed to achieve larger display screens and thinner liquid crystal display devices and wrinkles are prevented from occurring in the optical sheets.
Owner:JAPAN DISPLAY INC

Snap spring fixing type rectangular electric connector

The invention relates to a snap spring fixing type rectangular electric connector. The connector comprises a housing and an insulating assembly, wherein the inner end face of the insulating assembly is attached to a heavy platform in the housing correspondingly, more than one snap spring slots are arranged on one or more side walls of the insulating assembly, more than one positioning bosses are arranged on one or more inner walls of the housing, snap springs which are pressed in the snap slots tightly by the housing inner walls are arranged in snap spring slots, and the snap springs abut against the sides of the positioning bosses, which face to the inside of the housing. The snap spring slots and through slots which are communicated are arranged on the insulating assembly, positioning bosses in the housing are inserted in through slots correspondingly, snap springs in snap spring slots press tightly, and the insulating assembly and the housing are clamped fixedly. The connector is simple in structure, firm, free from clearance, suitable to harsh environment, not easy to damage, stable in use and long in service life.
Owner:CHINA NORTH IND GRP HANGLIAN TECH CO LTD

Radiation locating device for oncology department clinical medical treatment

The invention discloses a radiation locating device for oncology department clinical medical treatment. The radiation locating device includes a radiotherapy bed, an upright frame is fixed to the leftend of the upper surface of the radiotherapy bed, an adjusting cavity is formed in the upright frame, a movement base is movably mounted inside the adjusting cavity in the vertical direction, a rackbeam is fixed to the right side of the movement base, the right end of the rack beam movably penetrates to the right side of the upright frame, and a radiotherapy machine main body is mounted on the portion, located at the right side of the upright frame, of the bottom of the rack beam. By adopting the radiation locating device for oncology department clinical medical treatment, it is convenient for people to conduct lifting adjustment on the radiotherapy machine main body so that the radiotherapy machine main body can be convenient to use for subsequent radiotherapy; after lifting adjustmentis completed, it is convenient for people to locate and fix the radiotherapy machine main body, stability of locating and fixing is conducive to ensure that the radiotherapy machine main body can be in normal use subsequently, the locating operation is simple, and thus it is convenient for people to use the radiation locating device.
Owner:贾清丽

Polarizer stripping device for liquid crystal display panel

The invention discloses a polarizer stripping device for a liquid crystal display panel. The polarizer stripping device comprises a base, a support plate, a vacuum absorption device, a heating plate, a cylinder and a clamping separating device. According to the device, the vacuum absorption device is arranged on the base, and the liquid crystal display panel can be effectively absorbed, so that the positioning is firm; as the heating plate is arranged,, a polarizer can be heated, the stripping strength of the polarizer is reduced, and the polarizer is easily stripped; as the clamping separating device is arranged, a movable plate in the clamping separating device acts upwards through the counter-acting force of a spring to be adhered with an upper plate to compress the polarizer, so that the polarizer can be conveniently and firmly clamped; a projection is arranged on the side face of the movable plate, so that the polarizer can be conveniently put in or taken out after the movable plate is pressed. The device can effectively strip the polarizer, reduces the possibility that the panel is broken, and is good in stripping effect, high in work efficiency and convenient and quick in operation.
Owner:SUZHOU SAISHUOLA STAINLESS STEEL PROD CO LTD

Fuel box fixing structure for small ships

The object of the present invention is to position and fix a fuel tank in a stable state and to prevent an unnecessary stress form being generated in the tank. A single projecting tapered portion for positioning 18 is formed on the bottom portion of the inner wall of a hull, and a single depressed portion for positioning 41, which is tapered in the same direction of the projecting portion 18 and is fitted on the projecting portion 18, is formed on the bottom portion of a fuel tank 40 mounted on the bottom portion of the hull, and a space S is formed, in a plan view, between the peripheral wall 46 of the fuel tank and the inner wall 11c of the hull. The fuel tank has a slanting surface 42 slanting nearly parallel to the slanting surface 19c of the inner wall of the bottom portion of the hull and the slanting surface 42 is supported movably in the direction along the slanting surface 42 by the projecting supporting portion 19 formed on the hull.
Owner:HONDA MOTOR CO LTD

Welding machine

The invention discloses a welding machine, and aims at providing the welding machine which is reasonable in structure, can effectively position a to-be-welded machine shell, is high in smoothness and stability in the welding process, and can ensure the welding quality. The welding machine comprises a welding machine rotating part, a welding machine lifting part, a rotating motor and a welding gun assembly. The welding machine rotating part comprises a welding bottom frame, a horizontal positioning welding table and a welding table gear. The welding table gear is connected with a main rotating shaft. A positioning fixture is arranged on the positioning welding table. A speed reducer is connected with a rotating motor. An output shaft of the speed reducer is connected with an output gear which is meshed with the welding table gear. The welding machine lifting part comprises a stand column and a vertical adjusting lead screw assembly. A transverse adjusting lead screw assembly is arranged on the main welding part. The welding machine has the advantages that a welding gun and the to-be-welded part can be accurately aligned, positioning is firm, the welding process is ceaseless, the welding gun assembly is still during welding, the welding position is changed through the rotation of the to-be-welded machine shell, stability is high, and the welding quality is high.
Owner:宁波保世洁环境科技有限公司

Medical artificial proximal radioulnar joint prosthesis

The invention relates to a medical artificial proximal radioulnar joint prosthesis. The prosthesis comprises a proximal radioulnar joint base, a radial head lining support, an artificial radial head and an artificial radius prosthesis handle; the proximal radioulnar joint base is used for being fixedly connected with the ulna, and the upper end of the proximal radioulnar joint base is provided with a first accommodating groove matched with the radial head lining support; the radial head lining support is embedded in the accommodating groove, and the upper end of the radial head lining supportis provided with a second accommodating groove corresponding to the artificial radial head; the artificial radial head is arranged in the second accommodating groove and can rotate around the radial head lining support; the artificial radius prosthesis handle is of a vertical rod-shaped structure, the upper end of the artificial radius prosthesis handle sequentially penetrates through the proximalradioulnar joint base and the radial head lining support and then is detachably connected with the middle of the lower end of the artificial radial head, and the lower end of the artificial radius prosthesis handle is used for being inserted along the radius medullary cavity and fixedly connected with the radius. The prosthesis has the advantages that the structural design is reasonable, the prosthesis can be effectively used for surgical treatment of congenital proximal radioulnar joint fusion, the proximal radioulnar joint can be reconstructed, and the rotation function of the forearm can be restored.
Owner:唐欣

Grinding clamp and jig thereof

ActiveCN105108638AFixed fastThere will be no problems with small displacementsLapping machinesWork carriersEngineeringIliac screw
The invention provides a grinding clamp and a jig thereof. When an insertion core needs to be located and fixed, only the free end of the jig needs to be pulled towards the side away from a clamp body to enable a first extrusion face to be separated from a second extrusion face by a certain distance; then the insertion core is put between the first extrusion face and the second extrusion face, an elastic locating arm is loosened and restores to the original position under the action of elasticity of the elastic locating arm, and accordingly the insertion core can be fixed between the first extrusion face and the second extrusion face rapidly and firmly, and the fixing speed is high. As the insertion core is fixed at a time, the process of gradual extrusion of a screw is avoided in the process of fixing, small displacement due to gradual extrusion can be prevented, and the insertion core does not move any more once being extruded and fixed, so that the locating is accurate; besides, the elasticity of the elastic locating arm is large, so that the insertion core is extruded and fixed quite firmly, and position changing or falling of the insertion core due to external slight impact is prevented.
Owner:SUZHOU TFC OPTICAL COMM CO LTD

Building pier protection frame based on triangular positioning structure and positioning method thereof

The invention relates to the technical field of building piers, in particular to a building pier protection frame based on a triangular positioning structure. The building pier protection frame comprises three fixed bases and three positioning protection mechanisms arranged at the tops of the fixed bases in a sliding mode, each fixed base comprises a supporting base, a movable rotating groove is formed in the top of each supporting base, and each positioning protection mechanism at least comprises a positioning device with a positioning arc plate, the connecting line of the center points of the tops of the three positioning arc plates is an equilateral triangle, connecting plates are fixedly arranged on the outer walls of the positioning arc plates, the ends of the connecting plates are arranged in the moving rotating grooves in a sliding mode, adjusting screw holes are formed in the surfaces of the connecting plates, and a protective device comprises protective air bags which are fixedly arranged on the outer walls of the positioning arc plates; and the tops of the protective air bags communicate with inflation pipes. According to the building pier protection frame, building piersof different sizes can be positioned and fixed, and rigid impact of impact can be buffered.
Owner:陆雨

Height adjustable film laying device for selenium-containing sand watermelon film laying machine

The present invention discloses a height adjustable film laying device for a selenium-containing sand watermelon film laying machine. The height adjustable film laying device for the selenium-containing sand watermelon film laying machine comprises a traction frame; the bottom part of the traction frame is provided with a support frame; the bottom side of the support frame is provided with a support wheel; one side of the support frame is provided with a film laying device frame movably arranged under the support frame; the film laying device frame is fixedly provided with a film laying devicemain body; the top part of the film laying device frame is fixedly connected with a rectangular lifting frame; the top end of the rectangular lifting frame movably penetrates the upper side of the traction frame and is fixedly provided with a lifting seat; one end of the top part of the traction frame is fixedly provided with a vertical frame; besides, the lifting seat is slidably arranged on vertical frame; and a cross beam fixedly arranged on the top part of the one side of the vertical frame is arranged above the lifting seat. The height adjustable film laying device for the selenium-containing sand watermelon film laying machine can adjust the heating of the film laying device main body according to actual needs, is also stable in fixing after the height adjust of the film laying device main body, and satisfies a use requirement for selenium-containing sand watermelon film laying.
Owner:济宁高新软件园服务有限公司

Machine shell welding device

The invention discloses a machine shell welding device, and aims at providing the device which is reasonable in structure, can effectively position a to-be-welded machine shell, is high in smoothness and stability in the welding process, and can ensure the welding quality. The machine shell welding device comprises a welding machine rotating part, a welding machine lifting part, a rotating motor and a welding gun assembly. The welding machine rotating part comprises a welding bottom frame, a horizontal positioning welding table and a welding table gear. The welding table gear is connected with a main rotating shaft. A positioning fixture is arranged on the positioning welding table. The rotating motor is connected with a speed reducer. An output shaft of the speed reducer is connected with an output gear which is meshed with the welding table gear. The welding machine lifting part comprises a stand column and a vertical adjusting lead screw assembly. A transverse adjusting lead screw assembly is arranged on the main welding part. The machine shell welding device has the advantages that a welding gun and a to-be-welded part can be accurately aligned, positioning is firm, the welding process is ceaseless, the welding gun assembly is still during welding, the welding position is changed through the rotation of the to-be-welded machine shell, stability is high, and the welding quality is high.
Owner:宁波保世洁环境科技有限公司

110KV tensile rod composite insulator outgoing line hanging ladder

The invention belongs to the technical field of electric power overhaul equipment, and provides a 110KV tensile rod composite insulator outgoing line hanging ladder. The110KV tensile rod composite insulator outgoing line hanging ladder comprises two insulating rods with elliptical radial cross sections, and elliptical sleeves are fixedly mounted at one ends of the two insulating rods. The bottomsof the two elliptical sleeves are connected in a hinge joint mode, and two sides of the bottoms of the two elliptical sleeves are correspondingly and fixedly connected by a connecting bolt and a knurled nut. A cross arm clamping mechanism is fixedly mounted at the other end of one of the insulating rods, and the other end of the other insulating rod is slidably sleeved with a sleeve matched with the outer diameter of the insulating rod. The sleeve is provided with a positioning mechanism for positioning on the insulating rod, and a hanging rod is further fixedly mounted at the top of the sleeve. The 110KV tensile rod composite insulator outgoing line hanging ladder is simple and convenient to install and use, can flexibly adjust the length of use, has high universality, and has functions of disassembly and folding; and the size is greatly reduced after disassembly and folding, carrying, handling and storing are convenient, and personnel can be effectively prevented from swinging and shaking when passing, and potential safety hazards are greatly reduced.
Owner:STATE GRID SHANDONG ELECTRIC POWER COMPANY WEIFANG POWER SUPPLY +1

Intelligent nursing management instrument

The invention discloses an intelligent nursing management instrument, which comprises an intelligent nursing management instrument body and a permanent seat fixedly installed on a nursing platform, wherein a positioning seat is arranged above the permanent seat; the permanent seat is provided with a shock absorption mechanism; the permanent seat is connected with the permanent seat through the shock absorption mechanism; the positioning seat is provided with a positioning mechanism; in addition, the bottom of the intelligent nursing management instrument body is positioned and fixed on the permanent seat through the positioning mechanism; and the positioning mechanism comprises a U-shaped placement groove arranged on the top of the permanent seat. The intelligent nursing management instrument can be stably positioned and fixed on the permanent seat to avoid a risk that the intelligent nursing management instrument body falls due to collision or shaking during working, and the intelligent nursing management instrument body is guaranteed to be intact. Meanwhile, the intelligent nursing management instrument has a good shock absorption effect, a situation that inner electronic parts are damaged due to the excessive vibration of the intelligent nursing management instrument can be avoided, and the integral service life is greatly guaranteed.
Owner:聊城骏泰科技信息咨询有限公司

Tapping positioning clamp for disc-shaped workpiece

The invention provides a tapping positioning clamp for a disc-shaped workpiece. According to the tapping positioning clamp, positioning and fixing of the workpiece are firmer and more convenient. Thetapping positioning clamp for the disc-shaped workpiece comprises a clamp mechanism and a fixing mechanism; the clamp mechanism comprises a bottom plate, wherein a cylinder body is arranged on the bottom plate, and a positioning plate is arranged on the upper side of the cylinder body, a positioning block bulge is formed on the positioning plate, and the shape of the outer edge of the positioningblock bulge is the same as the shape of the inner edge of the workpiece; a driving mechanism is arranged on the bottom plate, and the driving mechanism is located in the cylinder body; a pressing plate is arranged on the upper side of the locating plate, and at least two through holes penetrating up and down are formed in the pressing plate; fixing columns are arranged in the through holes in a matched mode, the lower ends of the fixing columns penetrate through the positioning plate downwards to extend into the cylinder body, and the lower ends of the fixing columns are fixed to a lifting plate; the lifting plate is fixed to an output end of the driving mechanism; and the outer edge of the bottom plate is positioned on the outer side of the outer edge of the cylinder body.
Owner:ZHEJIANG INNUOVO REHABILITATION DEVICES CO LTD

Instrument for visualizing oral periodontal treatment

The present invention discloses an instrument for visualizing oral periodontal treatment. The instrument comprises a handle, a needle tip scraper and an endoscope display, wherein the bottom of the handle is connected with the endoscope display by a signal line; the top of the handle is fixedly provided with a conical part; the top of the conical part is fixedly provided with a mounting column; and the mounting column is provided with a mounting mechanism. According to the instrument for visualizing oral periodontal treatment, a doctor can conveniently perform quick replacement on the specification of the needle tip scraper according to the characteristics of periodontal diseases of different patients, so that the replacement operation of the needle tip scraper is very simple, time and labor are saved, and a replacement mode is simplified; and the replaced needle tip scraper enables positioning and fixing of a rectangular clamping block and a rectangular clamping groove to be firmer byelastic force compensation of a compensation spring, so that the needle tip scraper is mounted and fixed more stably and is not easily loosened, and normal use of the needle tip scraper for scrapingtreatment of subgingival plaque and dental calculus in the subsequent process is ensured.
Owner:QINGDAO STOMATOLOGICAL HOSPITAL

Disc-shaped workpiece tapping and locating clamp

The invention aims at providing a disc-shaped workpiece tapping and locating clamp enabling workpiece locating and fixing to be firmer and more convenient. The disc-shaped workpiece tapping and locating clamp comprises a bottom plate. A barrel is arranged on the bottom plate. A locating plate is arranged on the upper side of the barrel. A locating block protrusion is formed on the locating plate.The shape of the outer edge of the locating block protrusion is the same as that of the inner edge of a workpiece. A drive mechanism is arranged on the bottom plate and located in the barrel. A pressplate is arranged on the upper side of the locating plate. At least two penetrating holes penetrating up and down are formed in the press plate. A fixed column is arranged in each penetrating hole ina cooperation manner. The lower ends of the fixed columns downwards penetrate the locating plate so as to extend into the barrel, and the lower ends of the fixed columns and a lifting plate are fixed.The lifting plate is fixed to the output end of the drive mechanism. The drive mechanism operates so as to enable the lifting plate to ascend or descend. The workpiece is placed on the locating plate, so that the fixed columns are located on the peripheral outer side of the workpiece.
Owner:ZHEJIANG INNUOVO REHABILITATION DEVICES CO LTD

Wheel sleeve part feeding device

The invention discloses a wheel sleeve part feeding device. The wheel sleeve part feeding device comprises a three-axis truss robot, a hand push trolley, a hand push trolley positioning device and a plurality of pallets. The three-axis truss robot is composed of an XYZ linear module and a pneumatic clamping jaw. The XYZ linear module comprises a horizontal axis X, a longitudinal axis Y and a vertical axis Z. The pneumatic clamping jaw is mounted at the lower end of the vertical axis Z and used for grabbing and releasing parts. The hand push trolley positioning device is arranged on the groundsuitable for the three-axis truss robot and used for limiting the hand push trolley at the designated location to ensure that the three-axis truss robot can grab all the parts and placing the pallets.The wheel sleeve part feeding device has the advantages of good universality and high efficiency.
Owner:YUHUAN CNC MACHINE TOOL

Escaping window structure

The invention discloses an escaping window structure. The escaping window structure comprises a window frame, a compacting framework connected with the window frame, an escaping window body arranged in the window frame, and a window body accommodating cavity for accommodating the escaping window body, wherein the escaping window body is sliding fit to the window frame, and the escaping window body slides in an up-and-down direction; the window body accommodating cavity is located under the escaping window body; a falling hole allowing the escaping window body to pass through is formed in the window frame, and communicates with the window body accommodating cavity; a compacting body for compacting the escaping window body is arranged on the compacting framework, and is in rotary connection with the compacting framework; and the compacting body is in contact with the escaping window body. The escaping window structure disclosed by the invention has the beneficial effects that the structure is reasonable; when being not in use, the automobile escaping window is reliable to position and stable in structure; and while in use, the automobile escaping window can be quickly opened through simple action, the opening operation is convenient, disruptive opening is not needed, the escaping effect can be guaranteed, and the escaping window structure can be effectively recovered and reused.
Owner:吴渭尧

A kind of grinding jig and fixture thereof

ActiveCN105108638BFixed fastThere will be no problems with small displacementsLapping machinesWork carriersEngineeringExtrusion
The invention provides a grinding clamp and a jig thereof. When an insertion core needs to be located and fixed, only the free end of the jig needs to be pulled towards the side away from a clamp body to enable a first extrusion face to be separated from a second extrusion face by a certain distance; then the insertion core is put between the first extrusion face and the second extrusion face, an elastic locating arm is loosened and restores to the original position under the action of elasticity of the elastic locating arm, and accordingly the insertion core can be fixed between the first extrusion face and the second extrusion face rapidly and firmly, and the fixing speed is high. As the insertion core is fixed at a time, the process of gradual extrusion of a screw is avoided in the process of fixing, small displacement due to gradual extrusion can be prevented, and the insertion core does not move any more once being extruded and fixed, so that the locating is accurate; besides, the elasticity of the elastic locating arm is large, so that the insertion core is extruded and fixed quite firmly, and position changing or falling of the insertion core due to external slight impact is prevented.
Owner:SUZHOU TFC OPTICAL COMM CO LTD

Dialysis tube positioning device for nephrology department

The invention discloses a dialysis tube positioning device for nephrology department. The dialysis tube positioning device comprises a fixing seat fixedly arranged on a tying belt, wherein a mountinghole is formed in the fixing seat, a dialysis tube is arranged in the mounting hole, a positioning block is fixedly arranged at the top of the dialysis tube in the mounting hole, a positioning throughgroove is formed in the inner wall of the top of the mounting hole, the positioning block is movably arranged in the positioning through groove, cavities are formed in the fixing seat on two sides ofthe positioning through groove, fixing grooves are formed in two sides of the positioning block, a positioning column is movably arranged in each fixing groove, the right end of each positioning column extends into the corresponding cavity, and a gear groove is formed in the right side of the bottom of each positioning column. According to the dialysis tube positioning device for nephrology department, the dialysis tube is stably positioned and fixed, the problems that in the prior art, the dialysis tube is unstable to position and fix, and generates the phenomena of loosening and slipping toinfluence normal use, can be solved, and stable use in the subsequent dialysis process can be guaranteed.
Owner:马振华

A 110kv tension rod composite insulator hanging ladder

The invention belongs to the technical field of electric power overhaul equipment, and provides a 110KV tensile rod composite insulator outgoing line hanging ladder. The110KV tensile rod composite insulator outgoing line hanging ladder comprises two insulating rods with elliptical radial cross sections, and elliptical sleeves are fixedly mounted at one ends of the two insulating rods. The bottomsof the two elliptical sleeves are connected in a hinge joint mode, and two sides of the bottoms of the two elliptical sleeves are correspondingly and fixedly connected by a connecting bolt and a knurled nut. A cross arm clamping mechanism is fixedly mounted at the other end of one of the insulating rods, and the other end of the other insulating rod is slidably sleeved with a sleeve matched with the outer diameter of the insulating rod. The sleeve is provided with a positioning mechanism for positioning on the insulating rod, and a hanging rod is further fixedly mounted at the top of the sleeve. The 110KV tensile rod composite insulator outgoing line hanging ladder is simple and convenient to install and use, can flexibly adjust the length of use, has high universality, and has functions of disassembly and folding; and the size is greatly reduced after disassembly and folding, carrying, handling and storing are convenient, and personnel can be effectively prevented from swinging and shaking when passing, and potential safety hazards are greatly reduced.
Owner:STATE GRID SHANDONG ELECTRIC POWER COMPANY WEIFANG POWER SUPPLY +1

Nasal cavity negative pressure suction tube convenient for extracting secretions

PendingCN114870122AEfficient and stable suction operationUniform negative pressure suction operationRespiratorsMedical devicesNasal passagesMedicine
The invention relates to the technical field of nasal cavity negative pressure suction, in particular to a nasal cavity negative pressure suction tube facilitating secretion extraction, which comprises a connecting frame, a top frame is fixedly connected to the top end of the connecting frame, a mounting frame is fixedly connected to the back of the connecting frame, and a handle groove is formed in the side surface of the mounting frame. A storage tank is movably connected to the interior of the mounting frame, a negative pressure pump is arranged on the back of the top frame, suction pipes are fixedly connected to the two ends of the negative pressure pump, and an exhaust frame is fixedly connected to the center of the surface of the connecting frame. Through the arrangement of the connecting frame, the top frame, the mounting frame, the storage tank, the rotating seat, the second butt joint frame, the butt joint ring and the butt joint seat, efficient and stable suction operation of nasal secretions of a patient can be achieved, in the actual use process, a worker firstly assembles the whole equipment needing to be used, and then the equipment needs to be used; and then a worker can stably insert the negative pressure tube into the nasal cavity of the patient from the nostril of the patient through tweezers.
Owner:SHENZHEN CHILDRENS HOSPITAL

Rotor milling cutter and blade fixing structure

The invention relates to a rotor milling cutter and a blade fixing structure, and relates to the technical field of metal machining. The rotor milling cutter and the blade fixing structure each comprise a cutter body (1), blades (2) and pressing blocks, wherein a plurality of blade grooves are formed in the cutter body (1), a cushion block (10) is mounted on each blade groove, pressing block grooves (16) used for mounting the pressing blocks are formed beside the blade grooves, the blades (2) are fixed to the cushion blocks (10) through the pressing blocks to form a complete rotor milling cutter cutting edge (11), adjusting block grooves (13) are formed in blade positioning surfaces (22) of the blades (2), adjusting blocks (5) used for adjusting the angles of the blades (2) are mounted on the adjusting block grooves (13), certain included angles alpha are formed between the contact surfaces between the blades (2) and the cushion blocks (10) and the axial directions of the blades (2), and certain included angles beta are formed between the contact surfaces between the blades (2) and the cushion blocks (10) and the radial directions of the blades (2). According to the rotor milling cutter and the blade fixing structure, it can be guaranteed that the blades are not prone to loosen in the machining process, and the blades can further be finely adjusted.
Owner:四川天虎工具有限责任公司

Positioning device for lithium battery detection

InactiveCN114536238AStable positioning fixedAvoid battery damageWork holdersElectrical and Electronics engineeringMechanical engineering
The invention discloses a positioning device for lithium battery detection, particularly relates to the technical field of lithium battery positioning, and adopts the technical scheme that the positioning device comprises a working table, a fixing device, a conveying mechanism and a protection mechanism, the fixing device comprises a first sliding connecting rod, a first telescopic rod, a first connecting piece, a first positioning contact piece, a first anti-skid gasket, a second sliding connecting rod, a second telescopic rod, a second connecting piece, a second positioning contact piece and a second anti-skid gasket, the first sliding connecting rod is slidably connected with the first sliding groove, and the first sliding connecting rod is fixedly connected with the first telescopic rod; and the first telescopic rod is fixedly provided with a first connecting piece, and the first connecting piece is fixedly connected with a first positioning contact piece. The lithium battery positioning and fixing device has the beneficial effects that the lithium battery can be quickly and stably positioned and fixed through cooperative work of the conveying mechanism and the fixing device, and meanwhile, a protection mechanism for preventing the lithium battery from being excessively extruded is further arranged; and battery damage caused by excessive extrusion of the lithium battery is prevented.
Owner:JIANGSU JITRI MOLECULAR ENG INST CO LTD
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