35results about How to "High combination precision" patented technology

The invention discloses a light emitting device and a backlight module provided with the light emitting device. The backlight module includes a light guide structure and the light emitting device, the light guide structure includes two light guide members and a reflection sheet arranged between the light guide members. The light emitting device is arranged adjacent to the light guide structure and includes an insulating carrier and two light sources arranged on the insulating carrier. The insulating carrier includes a positioning groove structure, the edge of the reflecting sheet is arranged in the positioning groove structure, the two light sources are respectively corresponding to the two light guide members, and the light emitted by the two light sources can respectively enter into the corresponding light guide members respectively. Therefore, the light emitting device as a single structure can supply the light required by the two light guide member respectively at the same time, and the combination accuracy of the light guide structure and the light emitting device is improved by means of the positioning structure on the light emitting device.

The invention discloses a core box for high precision assembly casting. The provided core box solves the problem that the concentricity of a conventional mould can be easily deviated in the prior art. The core box comprises a first core box unit (21) and a second core box unit (22), wherein the first core box unit (21) and the second core box unit (22) have the same structure. The first core box unit (21) is composed of a left-half core box unit (1) and a right-half core box unit (2). A left-half core box unit combined vertical rib plate (5) is provided with a positioning pin (8). A door-shaped lock seat (9) is fixedly arranged on the external side surface of the left-half core box unit combined vertical rib plate (5), and a door-shaped clasp (10) is movably arranged on the door-shaped lock seat (9). A right-half core box unit combined vertical rib plate (6) is provided with a positioning pin sleeve, a locking block (11) is arranged on the external side surface of the right-half core box unit combined vertical rib plate (6), the positioning pin is inserted into the positioning pin sleeve movably, and the door-shaped clasp (10) is movably clamped with the locking block (11). The provided core box can improve the combination precision of an internal mould.

The invention discloses a manufacture method of a multi-baffle large-aperture box frame. The method comprises the steps of firstly, reliably connecting positioning bases and limiting blocks, ensuring that side surfaces of the positioning bases and the limiting blocks are adhered, loading the positioning bases and the limiting blocks into baffle inner holes integrally, then welding the limiting blocks with baffle bearing seats in a spot welding way, secondly, establishing lines on a combined platform to determine positions of all baffles, ensuring that a core shaft penetrates through all the positioning bases, fixing the positions of the positioning bases separately through positioning pins, connecting the positioning bases with the core shaft, thirdly, welding all process supports with inner holes of all the baffles in a spot welding way in weight reduction notch space positions arranged on the positioning bases, fourthly, cutting welding lines of the limiting blocks and the bearing seats, laying the limiting blocks in directions perpendicular to disc diameters of the positioning bases, gradually withdrawing the positioning bases and the core shaft, welding a frame body, welding connecting plates among all the baffles, and fifthly, performing thermal aging on the frame body integrally, and then removing all the process supports. The method improves the frame body combination accuracy and the operating efficiency.

Provided are an information processing device, an information processing method, a program, and a microscope system capable of combining a plurality of high-precision digital images and synthesizing a wide-field, high-resolution microscope image. By the image analysis unit provided in this information processing apparatus, the entire image imaging the entire observation object region is divided into a plurality of regions, and whether or not the observation object exists in each region is judged. Then, when a partial image of each region is imaged at a magnification higher than that of the entire image, based on the judgment result of the image analysis unit, the driving of the microscope is controlled so that the first partial image is imaged in which the observed object may exist and is related to An area adjacent to an area in which an observation object may exist, and then the second partial image is an imaged area in which an observation object may exist and adjacent to an area in which an observation object does not exist.

The invention discloses a bottle glass mold adopting separate mold opening for a bottle body and a bottle shoulder. The bottle glass mold comprises two symmetrical half molds, wherein each half mold comprises a body and a top cover which are arranged at an interval, a shoulder part molding block capable of moving upwards and downwards is arranged in the interval, an elastic piece is arranged between the bottom surface of the shoulder part molding block and the body, a stamping positioning hole is formed in the top cover, a stamping positioning dowel is arranged on the top surface of the shoulder part molding block and penetrates the stamping positioning hole to form a bulge, and the height of the bulge is larger than or equal to the thickness difference of the interval and the shoulder part molding block. According to the mold, the bottle body and the bottle shoulder part are subjected to separate mold opening automatically, manual intervention is not required, the combination accuracy is high, the appearance quality of a finished product is improved, and the processing efficiency is increased.

The present application provides a lead frame jumper combination device, including: a first conveying mechanism, a first turning mechanism, a second conveying mechanism and a second turning mechanism. The first conveying mechanism includes a first storage mechanism and a conveying plate. The first overturning mechanism is located at the end of the moving direction of the conveying plate; the first overturning mechanism includes a pair of rotating rods for turning the frame sucker on the conveying board 180°; the bottom of the frame sucker is provided with a ventilation hole; the top of the rotating rod faces The vent hole should be provided with a vent pipe. The second conveying mechanism includes a second storage mechanism and a vacuum tube, and a pipe valve is provided on one side of the jumper suction cup; the vacuum tube is provided with a suction hole corresponding to each layer of jumper suction cups in the stack; the outlet end of the second storage mechanism is along the output direction A transfer board is provided for the movement, and the first turning mechanism is located on one side of the middle section of the transfer board's moving track. The second turning mechanism is arranged at the end of the moving direction of the transfer plate. The second turning mechanism includes a rotating block, which has a high degree of automation and greatly improves the production efficiency.

The invention discloses a wide-flow combined type two-stage supercharger gas compressor shell based on mixed pressure spreading. The wide-flow combined type two-stage supercharger gas compressor shell comprises a high-pressure end gas compressor shell assembly, a low-pressure end gas compressor shell assembly and a flow adjusting valve mechanical assembly, a gas flow channel is arranged between a first-stage inlet and a second-stage outlet of the shell, the flow adjusting valve mechanical assembly is arranged in axial space, close to the second-stage outlet, of the gas flow channel, and a second-stage flow way is formed by the high-pressure gas compressor shell, a high-pressure flow-shaped plate, a gas compressor shell connecting plate and a high-pressure gas compressor wheel; a first-stage gas compressor flow way is jointly composed of a low-pressure gas compressor and a low-pressure gas compressor wheel. The coaxiality of a low-pressure end compressor shell flow way and a high-pressure end compressor shell flow way is ensured, the combined precision of a flow way circular-arc face is improved, and the blade pipe mixing pressure spreading technology of an interstage 270-degree large-rotation variable cross-section channel ensures that flow separation is restrained within the full-flow range; a flow adjusting valve is arranged between the first-stage inlet and the second-stage outlet to prevent surging; rotation eliminating blades and flow guide blades are arranged in the high-pressure flow way, and imbalance moment of momentum of compressed gas is effectively reduced.

The invention relates to a self-positioning process of plate-type electric bridge waveguide, which comprises the following steps: preparing material to complete preliminary processing of each part of the plate-type electric bridge waveguide; conducting surface treatment on each processed part, so as to remove oil stain, impurities and the like on the surface of the part; assembling a left wallboard, a right wallboard, an upper end plate, a lower end plate, a partition board and brazing alloy; placing the assembled plate-type electric bridge waveguide into a vacuum aluminum soldering stove under the matched use of a tooling clamp; conducting vacuum brazing on the plate-type electric bridge waveguide; machining the shape of the plate-type electric bridge waveguide and a flange plate in a numerically controlled manner; drilling through machining; reaming on the flange plate; carrying out electrochemical treatment; rigging. According to the invention, the flange plate is divided into four parts which are formed on the upper end plate, the lower end plate, the left wallboard and the right wallboard respectively, so that the assembly process of the flange plate is eliminated, and the production efficiency is improved; grooves and convex shoulders, which correspond to each other, are formed on the end plates and the wallboards, so that self-positioning assembly is realized, and the cavity assembling precision of the electric bridge waveguide is high; as vacuum brazing is adopted, brazing flux is not required, which avoids corrosion of brazing flux on a cavity, and prolongs the service life of a product.