57results about How to "Firmly positioned" patented technology

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.

The invention discloses a fixing device for an automobile die. The fixing device comprises a fixed die holder and a movable die holder positioned at the top of the fixed die holder, wherein a die guide column is fixedly mounted at the top of the fixed die holder; a die guide hole is formed in the movable die holder; the a die guide column movably penetrates through the die guide hole and is in sliding fit with the inner walls of the die guide hole; a first placing groove is formed in the inner wall on one side of the die guide hole; a placing cavity formed in the movable die holder is formed in one side of the first placing groove; a first clamping groove is formed in the die guide column in the die guide hole; and the opening of the first clamping groove corresponds to that of the first placing groove. The fixing device is simple in structure and convenient to operate and can avoid the phenomenon that a workpiece has rough edges because the fixed die holder and the movable die holderare not firmly positioned, so that the technological standard of the product workpiece is ensured, and the appearance of the product workpiece is greatly ensured to meet the using demand of a user.

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.

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.

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.

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.

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.

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.

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.

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.

The invention discloses a martial arts device protection fixing device convenient to move and a using method. The composition includes: a left support column and a right support column, wherein the left support column and the right support column are connected by a lower fixing plate and an upper fixing plate, and the lower fixing plate and the upper fixing plate are parallel to each other, the left support column is provided with a left chute, the right support column is provided with a right chute, the left side of the left chute is connected to a left magnetic plate, and the right side of the right chute is connected to a right magnetic plate, the left chute is connected to a left sliding block, the right chute is connected to a right sliding block, and the left sliding block and the right sliding block are connected by a sliding fixing plate, the left side of the left sliding block is connected to a left magnetic piece, the left magnetic piece is coupled to the left magnetic platefor fixing, and the right side of the right sliding block is connected to a right magnetic piece, and the right magnetic piece is coupled to the right magnetic plate for fixing. The martial arts device protection fixing device convenient to move is used to protect the fixing martial arts devices.

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.

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.

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.

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.

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.

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.

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.

The invention provides a groove supporting device, and belongs to the technical field of groove supporting. The problem that in the prior art, supporting limits construction is solved. The trench supporting device comprises a breast board used for supporting the side wall of a trench; the cross beam is transversely arranged and is used for supporting the soil retaining plate; the support is supported between the two opposite cross beams, and the length of the support is adjustable; guide grooves are formed in the cross beams in the length direction, the two ends of the support are located in the guide grooves of the two opposite cross beams respectively, support end positioning grooves communicated with the guide grooves are formed below the guide grooves, and the ends of the support can enter the positioning grooves from the guide grooves. And when the end part of the support is positioned in the positioning groove, other end parts of the support can pass through the guide groove above the positioning groove. The bracket can conveniently move along the cross beam, limitation of the bracket to construction is avoided, more stable positioning and fixing of the bracket can be achieved through the positioning grooves, the bracket sequence can be adjusted easily, and operation is simplified.