14results about How to "Simple tooling" patented technology

The utility model discloses a tool for dismounting and mounting a pin of a primary stator assembly of an auxiliary power device, which relates to the technical field of auxiliary power devices and comprises a bottom bearing assembly, a top pressing plate and a distance adjusting mechanism for adjusting the distance between the bottom bearing assembly and the top pressing plate. A mounting gap used for mounting a first-stage stator assembly is formed between the bottom bearing assembly and the top pressing plate, and a positioning assembly used for positioning the first-stage stator assembly is arranged on the bottom bearing assembly. According to the utility model, the labor time for production and maintenance of the civil aviation auxiliary power device is effectively reduced, the working efficiency of maintenance operators is improved, the maintenance damage rate is reduced, the maintenance quality risk is reduced, and the safety production operability is increased.

The utility model discloses a quick double-faced adhesive tape sticking tool device, and aims to provide a quick double-faced adhesive tape sticking tool device which is simple in structure, convenient to operate and maintain, capable of improving adhesive tape sticking precision, capable of reducing operation risks, time-saving, labor-saving, good in adhesive tape sticking consistency, quick in alignment and capable of quickly replacing spare parts. The device comprises a base and a double-faced adhesive tape, a positioning sleeve, a cylindrical elastic block and an annular cylindrical compression block which are detachably installed are arranged in the middle of the base, the annular cylindrical compression block is connected to the cylindrical elastic block in a sleeved mode and matched with the double-faced adhesive tape in size, a compression groove matched with the annular cylindrical compression block is formed in the middle of the positioning sleeve, and the cylindrical elastic block is connected with the compression groove in a sleeved mode. The bottom of the positioning sleeve and the bottom of the cylindrical elastic block are both matched with the top of the base in a limiting mode, and a rapid positioning block matched with an external drawer type jig is arranged at the bottom of the base. The double-faced adhesive tape pasting device is applied to the technical field of double-faced adhesive tape pasting.

The invention belongs to the technical field of aircraft assembly and connection, and relates to an aircraft panel fixture clamping plate assembly method, which comprises the following steps of: 1, in CATIA software, determining two process OTP points according to two positioning holes in an angle seat, and converting an angle seat mounting surface into OTS data; 2, importing the coordinate values of the two process OTP points and OTS data into SA software of a laser tracker operating system; step 3, establishing a coordinate system based on a tool reference on the fixture, and roughly adjusting the angle seat in place by using two process OTP points; step 4, accurately adjusting the angle seat in place by using the OTS data of the angle seat, and installing a bolt for pre-positioning; and fifthly, the clamping plates are installed on the angle seats and firmly fixed through refined bolts. Sixthly, the OTP holes in the cardboard are measured again through the laser tracker, so that it is determined that the mounting position of the cardboard meets the standard requirement; and step 7, in CATIA software, extracting one plane of the card board as OTS data which can be identified by the laser tracker, and rechecking and extracting the flatness of the plane by using the laser tracker.

The invention discloses an embedded CSP (Chip Scale Package) LED (Light Emitting Diode) device and a manufacturing method thereof. The manufacturing method comprises the following steps: preparing a temporary fixing material, pasting an electrode surface of a flip LED chip on the temporary fixing material, laminating an incompletely cured silica gel / fluorescent powder composite sheet, removing the temporary fixing material, laminating an incompletely cured packaging material sheet, enabling the electrode surface of the flip LED chip to be in contact with the packaging material sheet, and packaging the flip LED chip on the packaging material sheet. The method comprises the following steps: pressing an upper copper foil, forming a blind hole, filling the blind hole with a copper material, etching a circuit pattern and a round hole on the copper foil, covering the etched area of the copper foil with ink, and carrying out chemical plating and cutting on the surface of the patterned copper foil. In the invention, the six surfaces of the LED chip are all elaborately wrapped by the high-quality organic material or metal, so that the chip is ensured to be tightly combined with the packaging material, and the risk of splitting or falling off is greatly reduced. The whole packaging process is simple and easy to operate, required tools are simple, and the method is more economical and practical.

The utility model belongs to the technical field of U-shaped groove installation, and particularly relates to a concrete U-shaped groove installation tool which comprises a U-shaped groove and further comprises a hoisting assembly arranged on the surface of the U-shaped groove, the hoisting assembly comprises a hanger arranged above the U-shaped groove, the surface of the hanger is fixedly connected with a bottom plate, and the bottom plate is fixedly connected with the U-shaped groove. Mounting plates are fixedly connected to the two sides of the end of the bottom plate, hooks are fixedly connected to the faces, facing the U-shaped groove, of the mounting plates, a threaded steel hook is connected to the surface of each hook, and each threaded steel hook is hooked to the edge of the U-shaped groove; a reinforcing plate is fixedly connected to the joint of the bottom plate and the mounting plate; the tool has the advantages of being simple and practical, convenient to operate, convenient to hoist and install, capable of saving labor cost and capable of preventing the U-shaped groove from being damaged by extrusion force in the hoisting process.

This invention discloses a tool and method for constructing a horizontal wellbore through repeated volumetric fracturing. The tool includes a surface control device and a downhole main unit, with the surface control device located outside the downhole main unit. The downhole main unit includes a cylinder, with a top seat and a base connected to its top and bottom ends via upper and lower bearings, respectively. Both the top seat and the base are cylindrical. An electric motor is installed inside the base and connected to the surface control device and the lower bearing. A magnetic positioning device is installed inside the cylinder and connected to the surface control device. Several nozzles are provided on the sidewall of the cylinder, and each nozzle has a pressure-bearing, fracture-resistant outer wall matching its size. A connector for connecting to tubing is fixedly installed at the upper end of the top seat. Packers are installed on the outer sides of both the top seat and the base. This invention can reduce the amount of materials used in wellbore reconstruction and lower construction material costs.

This invention discloses a dry-type transformer with a foil-wound series coil structure, comprising a core assembly, a low-voltage coil wound on the core assembly, and a high-voltage coil wound outside the low-voltage coil. The low-voltage coil has a low-voltage input terminal and a low-voltage output terminal at its two ends, respectively, and the high-voltage coil has a high-voltage input terminal and a high-voltage output terminal at its two ends, respectively. The low-voltage coil is formed by winding at least two sections of copper foil, with adjacent sections connected in series. This segmented copper foil winding structure reduces winding difficulty, simplifies molds and tooling, and helps avoid the problems of complex processes, poor processing quality, and low production efficiency associated with existing low-voltage coil winding methods.

The invention belongs to the technical field of aero-engine ground test equipment, and particularly discloses an integrated device with multi-type positioning and environment simulation functions. The tool comprises a supporting structure, a positioning structure and a box body structure. The supporting structure is a rigid framework formed by longitudinally and transversely welded rib plates, and an outer partition plate integrated with a multifunctional connector is fixed to one side of the supporting structure. The positioning structure is installed on the rib plate in a modularized mode through the replaceable installation sleeve and comprises at least two horizontally-adjustable positioning assemblies and one vertically-adjustable positioning assembly, the positioning requirements of aviation products of different models can be rapidly met by replacing the installation sleeve, and the positioning pin can freely move in the axial direction to compensate thermal expansion. The box body structure comprises side plates and a top plate and can be rapidly disassembled and assembled with the supporting structure, when an environment test is needed, the box body structure and the supporting structure jointly define a heat-preservation and sealed simulation environment cavity, and lubrication, sensing and temperature control gas conveying is conducted through reserved connectors in the outer partition plate. The universal positioning function and the integrated environment simulation function are highly integrated, the technical problems that an existing tool is single in function, inconvenient to switch and complex in simulation environment construction are solved, the test efficiency is remarkably improved, and the table building cost is reduced.

The invention discloses a missile electrical detection auxiliary tool which is characterized in that a product to be detected is connected with an input interface through a switching cable, the input interface, an output interface, a short circuit interface and a switch assembly are connected in a box body through wires, and the output interface is connected with a detection instrument or equipment through the switching cable. Therefore, physical connection between the detection instrument or equipment and the missile interface is formed. By controlling corresponding switch states in the knob switch assembly, on-off control from corresponding terminals of the guided missile to a detection instrument or equipment can be realized, on-off control from the corresponding terminals of the guided missile to a short-circuit interface can be realized, and short-circuit control on the corresponding terminals of the guided missile can be realized. The device is simple and practical, and has wide application prospect and popularization value in missile electrical detection.

The invention discloses a degreased black rice embryo preparation process based on a density flotation method, and belongs to the technical field of rice deep processing. The preparation process comprises the following steps: (1) shelling; (2) rice milling; (3) degreasing; (4) density flotation; (5) sample recovery; and (6) drying. According to the method, a low-polarity lipophilic solvent with proper density is used for treating a black rice bran embryo mixture, degreasing, bran embryo separation and anthocyanin retention are synchronously realized, and the degreased black rice embryo is prepared. The process is simple in step, good in bran and embryo separation effect, high in rice embryo yield and product comprehensive recovery rate, recyclable in solvent, capable of effectively retaining anthocyanin and enriching micronutrient elements such as gamma-aminobutyric acid and suitable for large-scale popularization; the obtained product is regular in morphology, good in stability (low in fat content and lipase activity and not prone to rancidification) and high in nutritional value (rich in polyphenol, anthocyanin, gamma-aminobutyric acid and the like). The method disclosed by the invention is of great significance in promoting deep processing and high-value utilization of the black rice.

The utility model discloses a radiator water chamber welding fixture which comprises a base, a water gap positioning block, a clamp and a check block, the clamp is fixed with the base through a clamp base, the check block is fixed on the base to limit a water chamber, and the water gap positioning block is fixed on the base through a positioning block mounting seat. The water gap positioning block comprises a water gap positioning table at the front end, a shaft part in the middle and a baffle at the tail, the shaft in the middle of the water gap positioning block is mounted in the circular through hole of the positioning block mounting seat during mounting, and the shaft part can slide within a certain range along the circular through hole. The radiator water chamber welding clamp is very convenient to use, and time and labor are saved. The positioning requirement of radiator water chamber welding can be met, the labor intensity of operators is reduced, the production efficiency is improved, and the production cost is saved.

The invention relates to a tilt angle sensor debugging and reversing device, which is used for realizing reversing and positioning of a tilt angle sensor in a debugging process, and comprises a double-shaft reversing assembly which comprises a horizontal mounting plate horizontally mounted on a rotary table, a mounting disc vertically and rotatably mounted on the horizontal mounting plate through a rotating shaft, and a reversing and positioning unit; and the product clamping assembly is used for pressing and fixing the plurality of to-be-tested products mounted on the mounting positions of the mounting disc. Compared with the prior art, the invention has the advantages of simplicity, light weight, interference elimination, accurate positioning, convenient reversing, suitability for various products and the like.

The application discloses a kind of variable curvature variable cross-section orthogonal grid composite component autoclave forming method, the digital model of variable curvature variable cross-section orthogonal grid composite component to be formed is divided into through grid assembly, non-through grid assembly and reinforcing layer assembly;And design corresponding mold laying tooling, mold laying is carried out, then respectively pre-compaction is carried out again assembly co-solidification.The application is formed by using "soft mold+expansion silica gel" auxiliary autoclave forming, adaptive variable curvature variable cross-section orthogonal grid composite component, and the forming mode avoids the phenomena such as fiber accumulation, fiber wrinkle, fiber fracture in grid intersection area, while reducing overpressure or insufficient pressure phenomenon, improve component strength;And the forming mode manufacturing process is simple, combination between different molds is convenient, easy to demould, greatly improve production efficiency, with good application value and popularization prospect.