20results about How to "Control clearance" patented technology

The invention belongs to the technical field of wind power blades, and particularly discloses a blade rear edge bonding gap control method which comprises the following steps: profiling a plastic filling material in a rear edge blind bonding area; measuring the spatial size of a unit cross section area; calculating the processing thickness of the filling material in the rear edge bonding area; the rear edge blind bonding area can be filled with materials for filling molding; the invention relates to trailing edge fillable material size verification. According to the method, the size of the bonding filling material meeting the actual trailing edge cavity can be rapidly obtained, a controllable matching scheme can be achieved, the blade quality is effectively improved, the situation that the actual size of the trailing edge filling material is confirmed in a repeated modification mode is avoided, and the production efficiency of the wind power blade is improved.

The utility model relates to the technical field of polishing, and discloses a polishing device, which comprises a polishing machine body, a material distributing table and a material receiving box, and is characterized by further comprising a power mechanism arranged in the polishing machine body, the two ends of an output shaft of the first motor are fixedly connected with a first driving belt pulley and a second driving belt pulley correspondingly. By arranging the material pushing mechanism, the second motor is used for driving the rotating disc to rotate and driving the connecting rod to enable the front pushing plate to slide in a reciprocating mode, the front pushing plate pushes polishing materials to enter a gap between the first polishing roller and the second polishing roller to be polished, the purpose of double-face grinding and polishing is achieved, and the machining efficiency is improved; when the front push plate pushes materials to the gap of the polishing roller, the rear push plate slides towards the polishing roller and receives the materials sliding off from the material sliding plate, when the front push plate is far away from the polishing roller, the rear push plate pushes the polished materials into the material receiving box, repeated sliding is achieved, and the purpose of automatic polishing and discharging is achieved.

The present application discloses a kind of clamps of turbine rotor simulating its working condition, including top pin in turbine disk mortise vent hole, force component connected with top pin, and support component for installing force component;Middle part of force component is movably connected with support component.The present application also discloses a kind of method of turbine rotor simulating its working condition, comprising the following steps: S1.determine simulation aeroengine working principle, i.e. blade is lifted, and makes blade tenon and disk mortise top tightly without gap;S2.top pin is installed in turbine disk mortise vent hole;S3.utilize screw drive principle, by tightening nut, the rotary motion of nut is converted into the linear motion of pressing hook, and then force is applied to top pin, and the gap between turbine blade tenon and disk mortise is eliminated, and the working condition of turbine rotor is simulated.The present application is simple in operation, easy to realize, can better simulate aeroengine working condition, and can better control the gap between turbine rotor and casing.

Provided are polysiloxane particles with which it is possible to control the gap between substrates with high precision even in a high-temperature environment, to suppress variations in the transmittance of the obtained dimming laminate, and to suppress damage to the substrates. The polysiloxane particles according to the present invention comprise a polysiloxane particle main body and a plurality of fillers, at least one of the plurality of fillers is present inside the polysiloxane particle main body, and the ratio of the 10% K value at 90 DEG C to the 10% K value at 25 DEG C of the polysiloxane particles is 0.90 or more.

The utility model discloses half-folded film traditional Chinese medicine formula granule dispensing equipment, and particularly relates to the field of automatic traditional Chinese medicine granule dispensing and packaging, the half-folded film traditional Chinese medicine formula granule dispensing equipment comprises a rack, a supporting plate is arranged in the middle of the rack, and a medicine receiving hopper is arranged at the top of the supporting plate; a metering and regulating mechanism, a weighing mechanism and a display are arranged above the medicament receiving hopper, a medicament storage bottle can be inserted into the top of the metering and regulating mechanism, and a first mounting vertical plate is arranged at the bottom of the supporting plate. According to the automatic medicine dispensing machine, the discharging amount of the medicine storage bottle is controlled through the arranged metering and dispensing mechanism, prescriptions issued by a doctor are received through the computer, automatic medicine dispensing is facilitated, the prescriptions are stored through the receiving hopper, the prescriptions sequentially fall into a bottom packaging film through guiding of the arranged funnel, and meanwhile packaging bags are sealed through the arranged heat sealing mechanism and the arranged film pulling mechanism; and the effects of automatic dispensing, packaging and sealing are achieved.

The present invention discloses a wind power female mold gap monitoring system, which includes: a wind power blade mold, a clamping system, a distance sensor, a jack, a signal module and a display. The clamping system and the jack are sequentially installed at intervals in the middle of two wind power blade molds. In the mold closing state, the upper and lower connecting plate groups are respectively fixed on both sides of each flip position section of the mold by welding, and then the jack is installed by tooling. The jack has a guiding role in the mold closing to prevent overall dislocation and facilitate local adjustment. When the mold is opened, a lifting action is performed to share the function of the flip arm. The mold opening force distance sensor of the overall PS side female mold is fixed on the clamping system. The distance sensor sends the gap distance numerical signal between the two wind power blade molds to the signal module, and the signal module processes the numerical value and sends it to the display. The system enables specific data to be displayed on the computer, and realizes the automation of mold closing gap data measurement through real-time monitoring.

The utility model discloses a kind of self-cleaning dewatering devices for corrugated paper, it includes: dewatering device main body, the outer surface of dewatering device main body is fixedly connected with hydraulic pressure rod, the output end of hydraulic pressure rod is fixedly connected with sliding frame, one end of sliding frame is fixedly connected with dewatering frame one, the inner wall of dewatering device main body is fixedly connected with dewatering frame two, dewatering frame two includes motor, the output end of motor is fixedly connected with rotating rod one, by being provided with two dehydration rollers located in upper and lower respectively, can be twice extrusion dewatering to corrugated paper, more fully remove water in paper, improve dewatering effect;The middle of dehydration roller is provided with cleaning roller, can clean two dehydration rollers, reduce sundries on dehydration roller;By a cleaning roller and two dehydration rollers inside dewatering frame two are all driven by a motor, without driving system for each roller alone, reduce energy consumption.

The utility model belongs to adhesive tape processing technical field discloses a slitting equipment, the existing slitting equipment can cut the adhesive tape roll into different length, but the prior art needs manual regulation position of adhesive tape roll when using, and there is inconvenient to use, the utility model example's technical scheme, including base, the top surface fixed mounting of base has the mounting bracket, the even distribution's transmission shaft that a few rotate and install on the mounting bracket, transmission shaft is arranged obliquely, one side of mounting bracket is provided with the abutment plate, be provided with the adjusting device that moves the abutment plate on the mounting bracket, the fixed mounting of mounting bracket has the fixed frame, the fixed frame is provided with the compression device that can carry out the compression of adhesive tape roll, sets up the sawtooth between transmission shaft and abutment plate, the utility model sets up the transmission shaft that is arranged obliquely, makes the adhesive tape roll under the action of gravity, can realize automatic feeding, secondly through the cooperation of compression device and abutment plate, it is convenient to adjust the cutting length of adhesive tape roll and realizes the discharge of cutting adhesive tape roll, and it is convenient to use.

The invention discloses a novel process for preparing a ceramic alloy roller sleeve, comprising: (1) preparing a ceramic prefabricated block: pre-treating ceramic particles; making an aluminum mold for the ceramic prefabricated block; mixing various materials to prepare the ceramic prefabricated block; (2) installing the ceramic prefabricated block on a metal outer mold of the roller sleeve: pre-processing a plurality of holes on the left and right halves of the metal mold of the roller sleeve, filling the holes with water glass sand, and then installing the ceramic prefabricated block after drying; aligning the positions of the nail holes on the ceramic prefabricated block with the positions of the holes on the metal mold, inserting the self-tapping screws from the nail holes of the ceramic prefabricated block and screwing them into the water glass sand; closing the metal mold; smelting high-chromium molten iron; casting the metal mold to obtain a high-temperature roller sleeve blank; heat treatment; and machining to obtain a finished roller sleeve.

This utility model provides a high-efficiency emulsification and mixing device for low-fat hot pot base, relating to the field of food processing equipment technology. It includes a base, a pre-emulsification tank on top of the base, a tank cover on top of the pre-emulsification tank, a solid feed inlet and a liquid feed inlet on top of the tank cover, a conveying pipe on one side of the pre-emulsification tank, a metering system at the other end of the conveying pipe, a motor on one side of the metering system, a high-efficiency emulsification tank at the bottom of the motor, a mixing buffer tank at the bottom of the high-efficiency emulsification tank, and a support leg and a discharge pipe at the bottom of the mixing buffer tank. By using a pre-emulsification tank, a spiral guide plate and stirring device designed using fluid dynamics are used to create a strong vortex during the initial material fall and pumping. This not only initially disperses solid materials but also allows water, oil, and powder to be initially and evenly wetted, avoiding subsequent "clumping" and laying the foundation for high-efficiency emulsification. This is faster than traditional mixing tanks and is a continuous process.

This invention belongs to the technical field of steam turbine design and discloses a steam turbine end split-face compression sealing assembly based on the Poisson effect. The assembly includes an upper metal pressure plate, a lower metal pressure plate, multiple layers of high-temperature rubber sheets, a side metal pressure plate, and side high-temperature rubber sheets. The multiple layers of high-temperature rubber sheets are disposed between the upper and lower metal pressure plates and are fixed by high-strength bolts that penetrate the multiple layers of high-temperature rubber sheets, the upper metal pressure plate, and the lower metal pressure plate. The sealing ends of the multiple layers of high-temperature rubber sheets protrude from the upper and lower metal pressure plates. The thickness of the middle layer of high-temperature rubber sheets is less than that of the top and bottom layers. Bolts are provided at the ends of the upper and lower metal pressure plates, and through bolt holes are provided in the side metal pressure plates and the side high-temperature rubber sheets. The bolt holes in the side metal pressure plates are vertically elongated elliptical holes, and the bolts are matched and fixed with the vertically elongated elliptical holes. This application can achieve sealing of split-face leakage problems existing in narrow spaces.

The utility model relates to the technical field of compressors, and discloses a freezer compressor bottom plate with a water pan function, which comprises a bottom plate main body, the bottom plate main body is in a disc shape with a concave middle part, a rubber shock-absorbing seat is fixedly mounted at the bottom of the bottom plate main body, and four T-shaped sliding rails are uniformly and fixedly connected to the inner wall of the bottom of the bottom plate main body; a mounting plate is arranged in the middle of the sunken part of the bottom plate main body, and four sponge plates are uniformly arranged above the bottom plate main body. Defrosting water is in direct contact with the compressor body through the sponge plate, heat generated by working of the compressor can be directly transferred to the defrosting water in a heat transfer mode, the defrosting water is evaporated, the transfer efficiency of heat transfer is larger than that of heat radiation, and the utilization rate of the heat of the compressor is increased.

The utility model provides a carton folding device, specifically related to packaging processing technical field, to solve the technical problem of low efficiency and easy deviation caused by the bending mechanism in the prior art device depending on manual adjustment and needing to stop operation during adjustment. The utility model discloses a base is equipped with the conveyer belt at the top of base, the top of conveyer belt is equipped with extrusion zone, and the both sides of extrusion zone are connected with base through lifting assembly. The both sides of conveyer belt are equipped with bending assembly, and the outside of extrusion zone mounting sleeve is equipped with drive assembly, and drive assembly is connected with one side of bending assembly. It further includes a controller, and the conveyer belt, extrusion zone and drive assembly are electrically connected with the controller. The device adjusts the extension amount of the first piston of the first telescopic cylinder through the controller, so as to adjust the bending state of the whole multi-stage bending plate to conform to the bending angle of the outside of the plane box piece. The process is accurate and simple, and manual adjustment is not required.

A new type of needle plate combination of a flat knitting machine, the upper end of the tooth piece is provided with an upper convex part, two arc-shaped steel wire holes are arranged on the upper convex part, the waist-shaped groove of the sinker is correspondingly arranged with the two steel wire holes of the tooth piece, and two steel wires pass through the corresponding steel wire holes and the waist-shaped hole. Advantage: through the design of the two arc-shaped steel wire holes arranged on the upper convex part of the tooth piece to support the sinker and the arc-shaped guiding swing of the sinker relying on the two arc-shaped two steel wires, the two steel wires maintain the stability of the arc-shaped swing of the heel of the sinker.

The invention belongs to the technical field of automobile bodies in white, and provides a bumper side support structure, an assembling method and a vehicle. The bumper side support structure comprises a fender, a bumper, a metal plate side support and a plastic side support; the plastic side bracket is fixedly mounted on the surface of the fender, and a plurality of limiting seats are arranged on the surface of the plastic side bracket; the metal plate side support is fixedly installed on the surface of the bumper, and a plurality of positioning blocks are arranged on the surface of the metal plate side support. And the limiting block is clamped with the limiting seat when the fender and the bumper are assembled. The plastic side bracket on the fender side is matched with the metal plate side bracket on the bumper side, and the positioning block is clamped with the limiting seat by utilizing the degree of freedom of movement of the metal plate side bracket in the set direction, so that manufacturing and assembly tolerances can be counteracted, the uniformity of side seams of the fender and the bumper and the compliance of surface difference are guaranteed, the assembly precision and the connection stability are improved, and the production efficiency is improved. And meanwhile, due to the split type modular design, damaged parts can be conveniently and independently replaced after sale.

This invention discloses a universal metal mask welding and wire mesh tensioning device, including an air-floating platform. A frame moving mechanism is fixed at the center of the air-floating platform, and a frame positioning mechanism is fixed on the frame moving mechanism. A gripper mechanism is provided on the outer side of the frame positioning mechanism to fix the wire mesh. The frame moving mechanism includes a slanting lifting component and a sliding component. The sliding component includes a pad, a top plate, and a sliding assembly. The sliding assembly includes a guide slider. The upper end of the guide slider is connected to a mounting plate via an upper slide rail and an upper slider. The mounting plate is fixed to the lower end of the top plate. The lower end of the guide slider is connected to the pad via a lower slide rail and a lower slider. The upper and lower slide rails are vertically distributed. This invention adjusts the horizontal and vertical positions of the frame through the frame moving mechanism, enabling the frame to align with the wire mesh, facilitating frame position adjustment, and ensuring feeding accuracy.

The present disclosure relates to the technical field of semiconductor manufacturing, and particularly relates to a MEMS device and a preparation method thereof. The MEMS device comprises a substrate, a device layer and a cap layer which are sequentially adjacent along a first direction; the substrate comprises cavity grooves and support columns which are alternately arranged along a second direction; the cap layer comprises a substrate and a plurality of semiconductor columns which penetrate the substrate along the first direction, and the semiconductor columns are isolated from the substrate by isolation rings surrounding the semiconductor columns; the device layer comprises a first driving electrode, a first movable driving comb, a first beam, a first anchor point, a second beam, a first movable detection comb and a first detection electrode which are sequentially arranged along the second direction; and the first movable driving comb is connected with the first anchor point through the first beam. At least a MEMS device with excellent electrical isolation performance, good thermal matching and high electromechanical conversion sensitivity can be provided, and while realizing multi-path independent signal vertical interconnection and output, signal crosstalk caused by excessive parasitic capacitance is avoided.

The invention belongs to the technical field of fruit tree irrigation, and particularly relates to a fruit tree container big seedling cultivation precise fertilization device and method.The fruit tree container big seedling cultivation precise fertilization device comprises a container seedling cultivation mechanism, a flow setting control mechanism and a quantitative rotating mechanism, the container seedling cultivation mechanism comprises a main pipeline and a seedling cultivation container assembly, and branch connectors and tail pipe parts are arranged on the main pipeline in an array mode; in order to solve errors caused by flow velocity fluctuation, the invention creatively provides a quantitative rotating mechanism, and through a rotating wheel type quantitative liquid feeding and discharging mode, it is guaranteed that the passing flow is in direct proportion to the rotating angle; the irrigation amount of each plant can be independently and accurately controlled through the flow setting control mechanism, the branch flow channel where the flow setting control mechanism is located can be automatically closed after irrigation is completed, and irrigation of other plants is not affected when the branch channel is closed; therefore, the technical effect of automatically completing quantitative irrigation without manual operation can be achieved.

The invention provides a high-strength corrugated base paper production device based on surface sizing and a process thereof, and relates to the field of corrugated paper production. A glue applying control frame is slidably connected to the front end of the top of the conveying rack, a lifting control plate is fixedly connected to the bottom of the glue applying control frame, a sliding guide roller is slidably connected to the rear side of the glue applying control frame, and two-way threaded rods are rotatably connected to the middles of the left side and the right side of the glue applying control frame. And a synchronous rod is rotationally connected into the sizing control frame at the bottom of the two-way threaded rod. The distance between the two protection clamping pieces is controlled through the two-way threaded rod, the gaps between the protection clamping pieces and the side edges of the corrugating medium are conveniently controlled according to the width of the corrugating medium, the problem of glue overflowing at the edge of the corrugating medium is avoided, the position of a glue control sliding piece in a glue applying cavity is controlled through meshing of a control toothed rod and a control toothed protrusion, and the glue applying efficiency is improved. Therefore, the glue applying range is adjusted according to the width of the corrugating medium, glue distribution can be better controlled, and the problems of glue range control and glue overflowing during glue applying are solved.