72results about How to "Improve fixation accuracy" patented technology

The invention discloses a character input device and method based on eye-gaze tracking and speech recognition. The device comprises a helmet unit, an ARM (advanced RISC machine) core unit, an image acquisition card, a voice identification module, a DSP (digital signal processor) core unit, a scene image processing module, a coordinate conversion module and an interface module. The method comprises the following steps of: on the basis of collecting and processing an eye pattern, a scene image and a user voice signal, calibrating to obtain a calibration coefficient; solving a two-dimensional calibration equation and a coordinate transformation matrix to obtain the coordinate value of a user sight fixation point in an interface coordinate system; finally, obtaining a character which is expected to be input; and cooperating with the user voice information to finish the operations of character input and the four arithmetic operation. The invention has the advantages of high character input fixation precision, big head moving range, simpleness in operation and good practicality and maneuverability.

A hub (10) is a product formed by injection molding of a resin together with a core metal (13) as an inserted component, and the core metal (13) is exposed on a surface of the hub (10). With this configuration, a cavity of a die for molding the hub (10) is not divided by the core metal (13), and hence it is possible to suppress deterioration in fluidity of a resin due to arrangement of the core metal (13) in the cavity.

The invention discloses a device for testing metal melt electrical resistivity and a testing method therefor. Wherein the device comprises a sample locating device, a gas protection system which is provided with a heating unit and contains the sample locating device to form air-tight protection and an electrical property test system for testing electrical property of the sample in the sample locating device; wherein the electrical property test system comprises a four-electrode and a thermocouple, the sample locating device comprises a crucible which is provided with a cover body and contains the sample and a ceramic boat serving as the carrier of the crucible; wherein the crucible is located in a preset position of the ceramic boat and the cover body is provided with holes for locating the four-electrode on the cover body plane, the ceramic boat is provided with holes for locating the thermocouple and the ceramic boat is provided with a support for fixing and locating the lead of the four-electrode. The technical proposal of the invention has the advantages of high measurement accuracy and wide applicable temperature range.

The present invention relates to an electronic apparatus including a housing unit of which the angle can be varied by a rotation mechanism and is directed to improve the fixation precision of the housing unit that can be fixed at predetermined angles. The apparatus includes a supporting frame unit (movable arm unit), a rotation supporting unit (rotating module) installed on the supporting frame unit, a housing unit (movable housing unit) that is fixed on the rotation supporting unit and can be rotated by the rotation supporting unit, and a rotation locking mechanism that is installed away from the center of rotation of the rotation supporting unit and, when the housing unit is rotated to a predetermined angle, holds the supporting frame unit and the housing unit in a locked state.

Disclosed is an energy ray-curable epoxy resin composition wherein the problem of slow curing has been solved, while maintaining high fixation accuracy. Specifically disclosed is an energy ray-curable epoxy resin composition which contains an epoxy resin, a silicate compound that has a cationically curable functional group, and a photoacid generator.

There is provided a fluid ejection device, including a piezo pipette head ejecting a first fluid; a solenoid valve head disposed to be adjacent to the piezo pipette head and ejecting a second fluid having a volume relatively larger than that of the first fluid; and a fluid collection unit allowing the second fluid ejected from the solenoid valve head to be formed thereon to thereby allow the volume of the second fluid to be measured by an optical image device.

The invention discloses a wire rope tensile strength circulation aid, comprising a main tension part. A long guide arm and a short guide arm are fixed to two sides of the main tension part through second bolts. The long guide arm and the short guide arm are provided with guide wheels, respectively. The main tension part is provided with a press wheel assembly. By the use of the aid, the defect that a tensile test of a wire rope is incapable of testing the whole rope and has a complex operation process is overcome. Two ends of a tester are fixedly provided with the aids, the whole rope in a whole coil can be subjected to break tensile testing, the testing process has high mechanical level and fixing precision, operating is simple, and the strength condition of the whole rope in the whole coil can be acquired quickly and conveniently.

Disclosed is an energy ray-curable epoxy resin composition wherein the problem of poor curing properties in deep portions has been solved, while maintaining high fixation accuracy. Specifically disclosed is an energy ray-curable epoxy resin composition containing an epoxy resin, a filler and a photoacid generator, wherein the difference between the refractive index of the filler and the refractive index of the energy ray-curable epoxy resin composition excluding the filler is within +-0.02.

The invention discloses a medical injector outer barrel scale printing device. The medical injector outer barrel scale printing device comprises a printing box, wherein a power cavity with an upward opening is formed in the printing box, the power cavity is internally provided with a conveying device for conveying a syringe outer barrel, two groups of injection barrel clamps which are symmetrically distributed on the left and right are arranged on the conveying device, and the number of each group of injection barrel clamps is eight, the syringe clamps are used for clamping and fixing syringeouter barrel, a fixing plate is fixedly connected to the end face of the right side of the power cavity, a releasing device is arranged on the fixing plate, a printing device located on the front sideof the releasing device is arranged in the power cavity, and the printing device is used for printing the syringe outer barrel. According to the medical injector outer barrel scale printing device, syringe outer barrel scale printing is carried out by using roller printing technology, so that the printing efficiency is high, the fixing precision of the outer barrel is improved by using a self-centering clamp, and therefore the printing precision is improved.

Plant (10) and system for the automatic horizontal assembly of photovoltaic panels (30) with front-back-contact solar cells (300-1) of crystalline silicon, of the type called H-type, the contacting being carried out at a temperature lower than 150 DEG C also with the prefixing of conductive elements onto the encapsulating layer; the present invention solves the main problems of the conventional stringing systems and provides high production capacity with a precise positioning of the components. The plant (10) is made up of single workstations (100A-I) of the modular type which are arranged sequentially in a linear series, individually equipped according to the specific working process, being adjacent and laterally open to be crossed by the conveying line (110) of the trays (109) containing the panels being worked; after the automatic assembly in said plant (10), the panels are ready to be rolled in conventional furnaces.

The invention provides an individualized mouth containing device for radiotherapy and a manufacturing method thereof. The device comprises an oral stent and silicon rubber, the oral stent comprises supporting columns, upper dental arch grooves, a lower dental arch groove, a tongue depressor, a ventilation channel and a handle. The oral stent is matched with the oral cavity in size and shape duringmouth opening, the supporting columns are arranged at the two sides of the oral stent, and the upper dental arch grooves and the lower dental arch groove are formed in the upper and lower portions ofthe supporting columns respectively; the tongue depressor connected with the lower dental arch groove is arranged on the rear end of the lower dental arch groove, the ventilation channel is formed between the supporting columns at the two sides, and the handle which is connected with the lower dental arch groove is further arranged between the supporting columns at the two sides; the silicon rubber wraps the upper dental arch grooves, the lower dental arch groove and the tongue depressor; individualized manufacturing is achieved through the oral stent and the silicon rubber, the fixing precision is improved at the same time, a patient bites and wears the device conveniently, the manufacturing method is simple, and clinical popularization is facilitated.

The invention relates to a source applicator support which belongs to the field of medical instruments used for clamping and fixing afterloading unit source applicators. The source applicator support comprises a clamping assembly and a rotary assembly. The clamping assembly is mounted on an upper part of the rotary assembly. The rotary assembly comprises a rotary rod. One end of the rotary rod is mounted on a support plate through a spindle. One end of a first rocking arm is provided with a jacket. The rotary rod is arranged in the jacket in a penetrating manner. The other end of the first rocking arm is connected with one end of a second rocking arm through a rocking shaft. The other end of the second rocking arm is provided with an adjusting shaft which is provided with a rotary shaft. An upper end of the rotary shaft is fixed with the clamping assembly. The source applicator support provided by the invention is simple in structure, achieves movement in any direction and adjustment of any direction and any angle in the three-dimensional space, and is high in fixing precision.

The invention discloses a single-hole multichannel rotatable operating device of a laparoscope. The single-hole multichannel rotatable operating device comprises an expansion cylinder and is characterized in that a surgery channel is formed in the middle of the expansion cylinder, the front portion of the expansion cylinder is small, the rear portion of the expansion cylinder is large, the external circle of the expansion cylinder is in arc-shaped transition from front to rear, the front end of the external circle of the expansion cylinder is provided with clamping lugs used for preventing the retreating of the expansion cylinder, and the upper end of the external circle of the expansion cylinder is provided with a fixing lug which is sewn with the skin of a patient to fix expansion cylinder to the patient; the top of the expansion cylinder is provided with an inner cover which can rotate around the peripheral direction of the central axis of the expansion cylinder in a reciprocating manner, and the inner cover is provided with a plurality of puncture bayonets communicated with the surgery channel; the lateral wall of the expansion cylinder is provided with an air inlet and an air outlet. The single-hole multichannel rotatable operating device has the advantages that the rotation of a surgical tool is facilitated so as to perform surgery on an affected part from different angles, and the device is simple and convenient to operate, capable of avoiding secondary injury of the patient and capable of guaranteeing fast recovery; the passing ability and sealing performance of the puncture bayonets can be increased favorably by a sealing component, and surgery operating efficiency is increased favorably.

The invention discloses a bracket, which comprises a first plate, two second plates which are connected with the first plate and are relatively spaced with each other and at least a third plate extending from the external side of the second plate outwards. The invention also discloses a machine, which comprises a frame, transmission components and a bracket connected with the transmission components and the frame. The bracket comprises a first plate, two second plates which are connected with the first plate and are relatively spaced with each other and at least a third plate extending from the external side of the second plate outwards; wherein, the second plate is fixedly connected with the transmission components and the third plate is fixedly connected with the frame. In addition, the invention discloses a relevant fixing method and the method comprises fixedly connecting two second plates for bracket with the transmission components and fixedly connecting the third plate for bracket with the frame.

The invention provides an automobile windshield repairing device with a fixing device. The automobile windshield repairing device comprises an injection cylinder, the fixing device and a liquid storage pipe; an injection head is arranged at the left end of the injection cylinder, a liquid inlet is formed in the right end of the injection cylinder, and a piston is arranged in the injection cylinder; a liquid delivery pipe is connected to the liquid inlet; a first cavity is formed in the portion, on the left side of the piston, of the injection cylinder, and a second cavity is formed in the portion, on the right side of the piston, of the injection cylinder; the fixing device is composed of suction cups, connecting parts, threaded rods, threaded holes, a fixing plate and rotating handles, each rotating handle is composed of a round head, connecting rods and a disc, and each connecting part is composed of a seal housing, bearings, a rod head and a seal ring; a pressing plate is arranged in the liquid storage pipe, a push rod is arranged on the upper portion of the pressing plate, and a pedal is arranged on the top of the push rod. According to the automobile windshield repairing device, the injection cylinder can be fixed to a windshield through the suction cup, repairing liquid is fully injected into a crack by the liquid storage pipe through a foot-forced and hydraulic device, and therefore the repairing quality and efficiency are improved.

The invention discloses a welding tool clamp for a military vehicle sideboard assembly. The welding tool clamp comprises an upper pressing framework assembly and supporting legs, wherein the supporting legs are welded to the bottom side positions of a base framework assembly, the upper pressing framework assembly is arranged on the upper side of the base framework assembly in a supported mode through a stand column assembly, a plurality of upper pressing air cylinders are installed on the bottom side of the upper pressing framework assembly in an arranged mode, and an end positioning assemblystructure is welded and fixed to the end of one side of the upper side of the base framework assembly. According to the welding tool clamp for the military vehicle sideboard assembly, lower lifting air cylinders are arranged on a bottom frame body of the base framework assembly, lifting roller way assemblies are arranged at the tops of the lower lifting air cylinders, and roller structures are arranged on the lifting roller way assemblies, so that lifting adjustment of the lifting roller way assembles can be conveniently driven through lifting adjustment of the lower lifting air cylinders, then, the military vehicle sideboard is more convenient to move when being fixed, the labor intensity of workers is relieved, a workpiece is convenient to take and transfer, and potential safety hazardsin the process are eliminated.

The invention relates to a method and a device for the positioning of a displaceable component in an examining system, particularly a measuring or an analytic system wherein, during the process, the displaceable component is displaced with the support of an actuating element coupled to the displaceable component from a home position into an end position, wherein the actuating element is moved by means of a drive force and the displaceable component is impacted with a fixation force fixating the displaceable component in the end position by way of a fixation component connected to the displaceable component, where the fixation component is submerged at least partially in a reservoir of a medium and is fixated in the medium by means of the transformation of the medium from a liquid state into a solidified state, wherein the medium is transformed from the liquid state into the solidified state by means of the impact-application with a manipulating variable.

The invention relates to a tunnel blasting shot hole angle accurate control auxiliary device. The auxiliary device comprises a supporting leg assembly, a horizontal plane angle adjusting assembly, a vertical plane angle adjusting assembly and a sleeve distance measuring assembly which are connected in sequence. The vertical plane angle adjusting assembly comprises a vertical plane angle dial and a vertical plane pointer. The sleeve distance measuring assembly rotates along the vertical plane and drives the vertical plane pointer to rotate relative to the vertical plane angle dial. The horizontal plane angle adjusting assembly comprises a horizontal plane angle dial and a horizontal plane pointer; and the vertical plane angle adjusting assembly rotates along the horizontal plane to drive the horizontal plane pointer to rotate relative to the horizontal plane angle dial. The supporting leg assembly is matched with a horizontal indicating mechanism arranged on the horizontal plane angle dial to accurately adjust the levelness of the device, the horizontal plane angle adjusting assembly is used for accurately controlling the horizontal rotation angle of a sleeve, the vertical plane angle adjusting assembly is used for accurately controlling the vertical rotation angle of the sleeve, a distance measuring mechanism is used for indicating the depth of a blast hole, and the blast hole angle and depth can be accurately calibrated.

The invention discloses a fixing device for electronic product producing. The device comprises a fixed table, sliding grooves are formed in the outer walls of the two sides of the fixed table, slidingbases are in sliding connection to the two sides of the inner wall of the two sliding grooves, fixed cylinders are welded to the outer walls of one sides of the two sliding bases, telescopic rods arein sliding connection to the inner walls of the fixed cylinders, thread holes are formed in the outer walls of one sides of the tops of the sliding bases, positioning bolts are in threaded connectionto the inner walls of the thread holes, a mounting groove is formed in the middle of the outer wall of the top of the fixed table, and a grid net plate is embedded to the inner wall of the mounting groove. An electronic product can be clamped and fixed from different positions, fixing of different specifications of the electronic product can be met, the electronic product fixing precision is improved, an operator can conveniently fix the electronic products on the worktable, the observation light ray of a person for the electronic products can be enhanced, the person can conveniently store tools, and work efficiency is improved.

The invention discloses a mask manufacturing device. The mask manufacturing device comprises a net stretching module used for stretching a mask and conveying the mask to a mask frame, a mask detection module used for detecting the position information of a mask strip on the mask frame, a mask fixing module used for fixing the mask on the mask frame and a first displacement measurement module used for measuring the position information of the net stretching module and the mask fixing module. The position information of the mask detection module is accurately determined through the first displacement measurement module, then the actual position of the mask can be more accurately obtained, and therefore the mask can be more accurately moved to the preset position by adjusting stretching and displacement of the net stretching module, and the placement position accuracy of the mask relative to the mask frame is improved; and the position information of the mask fixing module is accurately determined through the first displacement measurement module, the fixing accuracy of the mask fixing module to the mask and the mask frame is improved, and therefore the manufacturing accuracy of a metal mask plate is improved.

The invention discloses a fixing device for a spliced operation ladder. The fixing device comprises a supporting seat and two fixing frames, the two fixing frames are located above the supporting seat, baffles are installed on the two sides of the supporting seat, a plurality of supporting frames are vertically welded between the two baffles at equal intervals, and a sleeve groove is formed between every two supporting frames. The fixing device for the spliced operation ladder has the beneficial effects that the operation ladder is placed in the sleeve grooves, meanwhile, safety protection iscarried out on the operation ladder through the baffles, so that workers are better protected during operation, and the use safety of the spliced type operation ladder is improved; a second motor at the bottom of a fixed seat drives a gear to roll, the gear meshes with a hobbing to roll, the fixing frames are driven to move to be close to ladder feet on the two sides of the operation ladder, hydraulic columns on the fixing frames push fixing plates to move under the action of hydraulic cylinders, the ladder feet on the side wall of the operation ladder are clamped and fixed through the two fixing plates on the fixing frames, and the construction safety of the workers on the operation ladder is greatly improved.

The invention provides a high-precision glass fiber plastic-coating iron die. By means of the high-precision glass fiber plastic-coating iron die, the fixation precision of magnesium-aluminum alloy in the die is good, so that the appearance is good during injection molding; meanwhile, the quality of a product is guaranteed when the product is ejected out, and therefore the product is not prone to damage. The high-precision glass fiber plastic-coating iron die comprises a female die part and a male die part. The magnesium-aluminum alloy product is arranged between the female die part and the male die part. One side of the magnesium-aluminum alloy product is to be coated with plastic, and the other side is the positioning side. The female die part comprises a female die plate, a female die core and a hot nozzle flow pass. The male die part comprises a male die plate, a male die core and ejector pins. The high-precision glass fiber plastic-coating iron die is characterized in that the portion, corresponding to the positioning side of the magnesium-aluminum alloy product, of the male die part is provided with an insert pin structure; the top of the insert pin structure is installed on the lower end face of the positioning side of the magnesium-aluminum alloy product in an ejecting mode; the ejector pins comprise the magnesium-aluminum alloy product ejector pin and the plastic-coating structure ejector pin; the magnesium-aluminum alloy product ejector pin is installed under the center of the magnesium-aluminum alloy product in an ejecting mode.

The invention discloses an edge-on capacitor fixing support and a device thereof. The side-standing capacitor fixing bracket comprises a first shell and a second shell matched with the first shell, wherein the first shell comprises a bottom wall, a first side wall and a second side wall; the second shell comprises a top wall, a side wall A, a side wall B and a side wall C; a plurality of elastic sheets are arranged on the inner surface of the first side wall; a plurality of elastic sheets are arranged on the inner surface of the second side wall; the first side wall extends to form a first side wall extending part; the second side wall extends to form a second side wall extending part; the upper surface of the first side wall extension part extends upwards to form a plurality of convex blocks; the upper surface of the second side wall extension part extends upwards to form a plurality of convex blocks; a plurality of grooves are formed in the second shell and are used for being matchedwith the plurality of convex blocks of the first shell; the second shell is provided with a plurality of grooves used for being matched with the protruding blocks of the first shell. The invention further provides a device with the laterally-erected capacitor fixing support.

The invention relates to the technical field of agricultural machinery and discloses an accessory spraying device for agricultural machinery. The accessory spraying device comprises an equipment mainbody, wherein symmetrical loop bars are fixedly mounted at the bottom of an inner cavity of the equipment main body, sleeves are rotatably connected to inner cavities of the upper parts of the loop bars, fastening rods are slidably connected to the inner cavities of the sleeves, springs are fixedly connected between the fastening rods and the sleeves, adjusting screws are rotatably connected behind the loop bars on the lower part of the inner cavity of the equipment main body, and slide bars are fixedly mounted behind the adjusting screws in the inner cavity of the equipment main body. According to the accessory spraying device for agricultural machinery, an accessory is limited preliminarily by symmetrical bearers. Matched with the rotatably adjusted screws, fastening blocks move in opposite directions to extrude the fastening rods to limit the accessory finally. Matched with a driving disc to drive a roller to rotate, a nozzle moves back and forth. Matched with a slotting turnplate,the accessory rotates intermittently, so that the fixing precision of the accessory is improved and the spraying effect and efficiency are improved.

The invention relates to a casting pressure device with a lifting function. The device comprises a main base and secondary bases; a power module is arranged at the upper part of the main base; a first pressing mold module and a second pressing mold module are respectively arranged on two sides of the power module; a first fixing module and a second fixing module are respectively arranged at the upper parts of the two secondary bases; a first lifting module and a second lifting module are respectively arranged on two sides of the main base; and the first lifting module includes a base, a lifting frame arranged at the upper end of the base, a lifting rod arranged in the lifting frame, a driving motor arranged on the side surface of the lifting frame, a transmission rod arranged at the upper end of the lifting frame, and a lifting base arranged on the side surface of the lifting frame.

The invention discloses a dental stent for making a radiotherapy individualized mouth holding device. The dental stent comprises supporting columns, an upper dental arch groove, a lower dental arch groove, a tongue pressing plate, a ventilation channel and a handle; the main body of the dental stent is sized and shaped to match an open oral cavity; the supporting columns are disposed at two sidesof the dental stent; the upper dental arch groove and the lower dental arch groove are respectively arranged on and below the supporting columns; the rear end of the lower dental arch groove is provided the tongue pressing plate connected with the lower dental arch groove; the ventilation channel is arranged between the supporting columns at the two sides; and the handle connected with the lower dental arch groove is arranged between the supporting columns at the two sides. With the dental stent of the invention adopted, the lower jaw and upper jaw of a patient can be separated from each otherduring the making of the radiotherapy individualized mouth holding device, so that the mouth of the patient can be kept open. The dental stent can be adopted as a carrier of silicone rubber; the silicone rubber can be placed on the dental stent, so that the impressions of dental tissues such as teeth and a tongue can be made, so that individualization can be realized; and therefore, the making steps of the radiotherapy individualized mouth holding device can be simplified, and fixing precision can be improved.

The invention discloses an assembly welding tool of an inner and outer fork part in the field of welding tools. The inner and outer fork part is formed by welding two fork rods, two long shaft sleevesand two short shaft sleeves. Connecting holes are formed in the head, the middle and the tail of each fork rod, and the two fork rods are arranged in parallel. One long shaft sleeve penetrates the connecting holes in the heads of the two fork rods. The other long shaft sleeve penetrates the connecting holes in the tails of the two fork rods. The two short shaft sleeves penetrate the connecting holes in the middles of the two fork rods correspondingly. The assembly welding tool comprises a workpiece mounting rack, a locating mechanism used for locating the fork rods, a jacking mechanism used for jacking the fork rods and a shaft sleeve fastening device used for fastening the long shaft sleeves and the short shaft sleeves, and the locating mechanism, the shaft sleeve fastening device and the jacking mechanism are all fixed to the workpiece mounting rack. All parts of an inner fork and an outer fork are assembled on the welding tool, the fixed point procedure is omitted, a both-way locating and jacking device is adopted, and the number of the locating mechanism and the jacking mechanism is reduced.

The invention relates to a spatial bidirectional open-web truss structure system, and belongs to the field of truss construction. The system comprises a truss main body; the truss main body comprises a plurality of parallel chord members, vertical rods connected between the two chord members and cross rods connected between the two chord members; the cross rods and the vertical rods intersect; the chord members, the cross rods and the vertical rods form a truss grid; diagonal web members are arranged in the truss grid; positioning frames are slidably connected with the two ends of each diagonal web member; each positioning frame comprises a first positioning plate and a second positioning plate which are connected with each other; the first positioning plates are used for being connected with the chord members; and the second positioning plates are used for being connected with the vertical rods. The spatial bidirectional open-web truss structure system has the effects that the diagonal web members are positioned before being fixed, and the mounting precision of the diagonal web members is improved.

The invention discloses a gluing treatment equipment for automobile window frames and a working method thereof, which comprises a bottom connecting plate, a top loading platform and a gluing frame, and the four corners of the upper surface of the bottom connecting plate are vertically provided with first hydraulic pressure Cylinder, above the first hydraulic cylinder is movably connected with a top carrying platform through the first hydraulic shaft. The beneficial effect of the present invention is that: the second hydraulic cylinder pushes the second rubber pad to adjust and move up and down through the second hydraulic shaft, ensuring that the second rubber pad can more accurately press and fix automobile window frames of different thicknesses, and the two third The hydraulic cylinder pushes the two push seats through the third hydraulic shaft to adjust the movement, changing the positions of the two second hydraulic cylinders, and the second rubber pad can be used to press and fix the different positions of the car window frame, which greatly improves the transfer and installation. The fixing accuracy of the platform to the car window frame; the second motor and the third motor adjust the position of the moving table and the car window frame to ensure that the equipment has higher efficiency and precision in gluing the car window frame; the device has good social benefits , suitable for promotional use.