211results about How to "Same angle" patented technology

A drive mechanism for the wings of miniature ornithopter is composed of a worm-gear speed reducer and two sets of 4-connection-rod unit consisting of crank with one end fixed to the axle of worm gear, connection rod with one end linked to crank, and rocker arm linked between rocker arm and wing.

The invention discloses a silicon carbide wafer bevel grinding, milling and polishing machine and an operation method thereof. The silicon carbide wafer bevel grinding, milling and polishing machine comprises a supporting sheet (1), a rotating shaft (2), a driving motor (3), a motor bracket (4), a vertical rotating arm (5), a horizontal rotating arm (6), a slide frame (7) and a screw rod (9) which are sequentially connected, wherein the lower end of the screw rod (9) is sequentially connected with a first cone gear (12), a second cone gear (13), an adjusting shaft (14) and a rotating wheel (15); a machining tool (19) of a silicon carbide wafer is arranged below the supporting sheet (1). The silicon carbide wafer bevel grinding, milling and polishing machine is reasonable in structural design, convenient to operate and high in working efficiency, bevel grinding, milling and polishing integrated machining can be performed on the silicon carbide wafer, the working efficiency is high, the roughness of a polished bevel can be smaller than 0.1 micron, the machining precision is high, and the applicability is high. The operation method can be applied to the bevel grinding, milling and polishing integrated machining on the silicon carbide wafer which is round or not round.

The invention discloses automatic terminal processing equipment. The automatic terminal processing equipment and method includes a terminal bending and cutting device, a terminal tail belt and water gap cutting device and a terminal plugging device according to the terminal processing sequence, wherein correspondingly, the terminal bending and cutting device and the terminal tail belt and water gap cutting device are provided with a conveying robot, correspondingly, the terminal tail belt and water gap cutting device and the terminal plugging device are provided with a conveying mechanism, oneside of an output end of the terminal plugging device is provided with a detection positioning seat for disposing terminals, and the detection positioning seat is correspondingly provided with a metal probe used for detecting terminal plugging. The automatic terminal processing equipment is advantaged in that structural design is reasonable and ingenious, automatic processing of the terminals isachieved, terminal plugging and length of wiring terminals are detected, cost is saved, common bad properties in market can be avoided, the yield of output products is effectively improved, moreover,break of the terminals is avoided through continuous dies for terminal bending, and the product defect rate is reduced.

The invention provides an elevator-scene-based binocular camera face identification and authentication system. The system comprises a binocular image acquisition device, a processor and a comparison data platform, the binocular image acquisition device comprises an RGB camera device and an IR camera device which conduct real-time synchronous acquisition on video images entering the identificationrange, the output ends of the RGB camera device and the IR camera device are connected to the processor, acquisition results are sent to the processor, the processor conducts face identification and data processing on the acquisition results of the RGB camera device and the IR camera device, comparison is conducted with data stored in the comparison data platform, and whether authentication is conducted or not is judged. The invention further provides an elevator-scene-based binocular camera face identification and authentication method. Accordingly, face image acquisition is conducted throughtwo different kinds of image acquisition devices, whether a living face or a photo or video which is used for camouflage exists can be judged, and then the security of elevator control authenticationis guaranteed.

An edge forming device for a ceramic tip comprises a fixture used for clamping the ceramic tip, a supporting table, a rotating shaft, and a grinding wheel used for grinding the ceramic tip to form a preset small-edge included angle. One end of the rotating shaft is connected with the fixture, the other end of the rotating shaft is connected with the supporting table in a rotating mode, and the rotating shaft swings in a swing plane which is parallel with the plane where the ceramic tip is located. The annular side wall of the grinding wheel is provided with scales uniformly distributed along the periphery of the annular side wall, and the scales indicate the included angles between the radial points of the annular side wall and the swing plane. The relative position of the supporting table and the grinding wheel can be adjusted, so that the ceramic tip makes contact with the different points of the annular side wall of the grinding wheel, and the complement angle of the scale value corresponding to the contact point of the ceramic tip and the grinding wheel is equal to half of the preset small-edge included angle of the ceramic tip. The ceramic tip ground by the edge forming device for the ceramic tip has an edge with angle consistency and sharpness consistency and is attractive in appearance.

The invention discloses a drilling bit grinder. A drilling bit mounting hole I (107) in a main body of a cutting location seat (23) of a cutting edge grinding seat is opposite to a grinding wheel (3) after inclined; when a drilling bit (90) is inserted into the drilling bit mounting hole I (107) by a fixture set, a central axis of the drilling bit (90) is obliquely opposite to a cutting face I of the grinding wheel (3); the drilling bit (90) is sleeved with the fixture set; after rotating, a guide rail fixing frame I drives the drilling bit (90) to rotate through the cutting location seat (23); a supporting seat (48) of a chisel edge grinding seat is positioned in the middle of a guide rail fixing frame II and rotationally connected with the guide rail fixing frame II; a position adjustment device II is arranged at the bottom of the guide rail fixing frame II; and the position adjustment device II drives the drilling bit to upwarp or descend through a chisel edge locating seat (57). The grinder can be used for grinding a cutting edge and a chisel edge of the drilling bit without an experienced operator when the taper-shank drilling bit is ground, the precision of the ground drilling bit is high, and the diameter range of the grinding drilling bit is wide.

The invention relates to a launcher and in particular relates to a training pingpong launcher. Therefore, the invention aims to solve the technical problem of providing a training pingpong launcher which is uniform in pingpong launching force and convenient for a player to take training. According to the technical scheme of the invention, the training pingpong launcher comprises an inclined plate,a support rack, an L-shaped rod, a columnar cylinder, bearing seats, a rotating shaft, a shifting plate, and the like, wherein the support rack is mounted on the right side of the top of the inclinedplate; the L-shaped rod with a support function is connected with the top of the support rack; the columnar cylinder for containing pingpongs is mounted at the left end of the L-shaped rod; the bearing seats are mounted into the front side and the rear side of the columnar cylinder in an embedded manner. By adopting a push block, the pingpongs can be launched out, the launching force is uniform,the launching angles are identical, and thus convenience can be brought to players to take training; due to adoption of a clamping device, a rotating rod can be clamped, and thus the shifting plate can be prevented from rotating clockwise; due to adoption of a baffle block, a discharge hole can be baffled, and the consequence that a launching casing is blocked as too many pingpongs fall onto the launching casing can be avoided.

The rim production method comprises the following steps that an aluminum plate is cut into rectangular aluminum plate units, and turnups are formed at the ends, in the length direction, of the aluminum plate units; the middles of the aluminum plate units are bent towards the sides where the flanges are located, so that the aluminum plate units form a U-shaped structure; the turned-over edges are pressed to be located in the same plane, the opposite end faces are attached, and the aluminum plate units form a barrel through welding and fixing; machining the barrel into a rim barrel-shaped blank with a circular section; a tire mounting groove and a tire mounting surface are machined in a barrel opening in one end of the rim barrel-shaped blank; carrying out deformity shaping on the rim blank processed with the tire mounting groove and the tire mounting surface; and the shaped rim blank is machined into a rim unit or a rim. According to the rim production method facilitating mass material preparation, rim blanks of the same model can be used for rims of different models and sizes, so that the rim blanks can produce more types of rims, and material preparation and production of the rim blanks are facilitated.

The invention discloses a shaping device for an electrode lug of a side negative plate. The shaping device comprises a bottom plate. The bottom plate is provided with a plurality of locating columns. The locating columns are provided with guide rods and a shaping die plate capable of moving vertically along the guide rods. A panel is fixed to the tops of the guide rods. A starting mechanism capable of enabling the shaping die plate to be pressed is arranged below the panel. The portions, between the shaping die plate and the locating columns, of the guide rods are sleeved with return springs. The shaping die plate is provided with a plurality of rectangular shaping holes. The inner walls of the shaping holes are inclined towards the centers of the shaping holes from bottom to top. Rolling mechanisms acting on the inner side of the electrode lug through pressing wheels are arranged in the shaping holes. According to the shaping device for the electrode lug of the side negative plate, the shaping strength and angle on shaping of the electrode lug of the side negative plate are uniform, and the potential quality hazard of the short circuit due to the fact that the electrode lug is made manually can be effectively avoided.

The invention discloses a branch incision device for peony grafting, which solves the problem that in the prior art, the angle of each cutting chip is manually grasped, which leads to different cutting chip angles and affects the survival efficiency of grafting. The invention comprises a cylindrical rootstock placement chamber, an oblique section arranged at one end of the cylindrical stock placement chamber and at an angle of 30 to 60 degrees to the central axis of the cylindrical stock placement chamber, and a moving plate slidably connected along the oblique section. The cutting knife at the bottom of the moving plate, and the stock pressing device arranged on the cylindrical rootstock placement cavity. The invention has the advantages of simple structure, low cost, consistent cutting angle of stock and the like.

The invention belongs to the technical field of slitting rewinding machines and provides a slitting rewinding machine and a raw paper processing production line. The slitting rewinding machine comprises a rewinding rack, a first bottom roller and a second bottom roller are arranged at the bottom of the rewinding rack, and two mandrel holders are also slidingly disposed on the two sides of the rewinding rack respectively and connected to the rewinding rack through mandrel lifting air cylinders which are arranged in the vertical direction; the mandrel holders are provided with mandrel clamping parts for clamping mandrels, the surfaces of the first bottom roller and second bottom roller are provided with thermal spray coatings, riding roller frames are also slidingly arranged on the rewindingrack, riding rollers are rotatably arranged on the riding roller frames, a synchronous shaft is also rotated on the riding roller frames, synchronous gears are arranged at both ends of the synchronous shaft, synchronous racks meshed with the synchronous gears are arranged on both sides of the rewinding rack, and riding roller lifting air cylinders are connected with the rewinding rack. Through the technical scheme above, the technical problem of low rewinding precision of slitting rewinding machines in the prior art is solved.

The invention provides an antenna adjusting method and device for a multi-input and multi-output microwave system, which is suitable for the technical field of microwave antennas. The multi-input and multi-output microwave system comprises four outdoor units, wherein the antenna angle of only one outdoor unit is different from the antenna angles of the other outdoor units. The antenna adjusting method comprises the steps of configuring a second outdoor unit to be in a sending state, and configuring a first outdoor unit and a third outdoor unit to be in a receiving state; determining whether the difference value between the microwave signal power value received by the first outdoor unit and the microwave signal power value received by the third outdoor unit is larger than a certain threshold value; adjusting the antenna of a fourth outdoor unit if the difference value is smaller than the threshold value, so that the antenna angle of the fourth outdoor unit is the same as that of the other outdoor units. The invention is advantageous in that two outdoor units are combined, and the antenna angles can be determined to be consistent or not by determining the received side lobe signal, and thereby the antenna angles in the same site can be consistent.

The invention relates to the technical field of sports goods and equipment. The invention discloses an automatic rapid feather inserting device for badminton production and manufacturing. The device comprises a base, coils are arranged on the outer side of the upper part of a fixed plate, a magnet corresponding to the coil is connected to the fixed plate, soft metal rods are connected to the lowerends of sliding rods, an annular groove is formed in the upper portion of a rotary disc, an arc-shaped groove is formed in the outer side of a trapezoidal rotary base, a positioning device is connected into a correcting pipe, and an illuminating lamp and a light resistor corresponding to feathers are arranged on the left side and the right side in the positioning device respectively. Feathers areclamped out from the positioning device, the resistance in the light resistor is rapidly reduced, when the coil is short-circuited, a first spring drives the magnet to slide and reset on the left side of the guide groove, the magnet is driven by the upper portion of the L-shaped swing rod to move, the L-shaped swing rod drives the soft metal rod to move towards the trapezoidal rotary base throughthe sliding rod, the feathers are inserted one by one through the structure, and the working intensity of workers is further reduced.

The invention discloses a lighting ring for bicycle wheels, and a synchronous lighting system comprising the lighting ring, and aims at overcoming the problems of a large amount of materials used, complex structure, possible glaring and simple function of the lighting ring mounted on the wheels in the prior art. The lighting ring is characterized by comprising lighting ring bodies and an LED colored marquee wireless control system, wherein the lighting ring bodies are mounted on spokes at the inner sides of rims and connected through wireless communication by using a wireless receiving and sending modules. The lighting ring has the beneficial effects that the materials used are decreed; the light control variation module is improved; the warning light is easily seen and free of glaring to people; the quantity of LED lamps is decreased; the electricity consumption is reduced; the service life of a power bank is prolonged; the rolling of colored rings is slowed down and even stopped, so that the warning effect is clear and obvious, and flickering and fatigue of eyes can be avoided; the front and back colored light rings are consistent and synchronous in color, angle, rotating speed and variation cycle through the wireless communication; the color can be automatically changed to show the performance of a marquee.

The invention discloses a machining tool for a small-diameter pipe welding groove. The machining tool comprises a positioning mechanism and a grinding mechanism, wherein the grinding mechanism is connected to the rear end of the positioning mechanism and is used for machining the welding groove, the grinding mechanism comprises a horn-shaped grinding head, a connecting rod is arranged at the rearend of the grinding head, and a containing cavity is formed in the side, away from the connecting rod, of the grinding head; the positioning mechanism comprises a pipe body, and fixing assemblies arearranged on the periphery of the front end of the pipe body; each fixing assembly comprises a transmission screw rod, a driven bevel gear, a threaded sliding sleeve and a fixing gasket arranged at theouter end part of the threaded sliding sleeve, the threaded sliding sleeve is arranged in a radial hole of the pipe body, the transmission screw rod is in threaded connection with the threaded sliding sleeve, and the transmission shaft is arranged in an axial hole of the pipe body; and a driving bevel gear is arranged at the front end of the transmission shaft, a driven bevel gear is arranged atthe inner end of the transmission screw rod, the driving bevel gear is in vertical meshing transmission with the driven bevel gear, a plurality of grinding parts are detachably arranged in the containing cavity of the grinding head, and the inclined surface of the groove is smooth and uniform.

The invention provides a bi-inclined-plane corresponding grafting device, comprising grafting cutting mold and three-flanged grafting cutting knife, a boss is horizontally set in the upper surface of the grafting cutting mold, grafting cutting bi-inclined-plane is horizontally equipped in the two sides of the boss, a grafting locating slot is longitudinally equipped in the upper surface of the grafting cutting mold, which extends to the root of the boss passing through the bi-inclined-plane from the two sides of the grafting cutting mold; a boss is equipped horizontally in the middle of lower surface of the mold, a stock cutting inclined plane is individually equipped in the two sides of the boss, and a stock locating slot extends to the root of the boss passing through the stock cutting inclined plane from the two ends of the lower surface of the grafting cutting mold longitudinally; when applying the device, putting the grafting or stock in the grafting locating slot or stock locating slot, cutting out the needed standard relevant grafting inclined plane along the grafting bi-inclined-plane or stock cutting plane with three-flanged grafting cutting knife. Comparing with the current technique, the bi-inclined-plane relevant grafting method in this method is characterized by the rational design, multifunction, uniform cutting angle standard, easy-to-operate, fast speed and high survival rate, for which it possesses good spread practical value.

The invention provides a film mulching and soil covering dry farming method for rice in a cold region. The method comprises the following steps: (1) soil preparation stage before seed sowing: carryingout autumn soil preparation on the to-be-sowed ground and carrying out one-turning-two-rotating or deep-loosening-two-rotating so that the to-be-sowed ground is flat, soil blocks are fine and brokenand the ground is in a to-be-sowed state; (2) film mulching: adhering rice seeds to fertilizers by using environmentally friendly glue on a biodegradable film and then storing the film for mulching; (3) film mulching and soil covering: applying a seed fertilizer and a base fertilizer into soil of the to-be-sowed ground, laying the biodegradable film adhered with the rice seeds in step (2) on the ground, covering the film with soil and then pressing to ensure soil moisture content of the soil and early emergence; and (4) after management: carrying out leaf fertilizer application management, disease management, insect management and water replenishing management after sowing the seeds and before harvesting, and then harvesting the rice. The method is water-saving, labor-saving, environmentally friendly, economical and simple, meanwhile, complicated and difficult links of seedling culture, rice transplanting, weeding and the like are omitted, and a planting procedure is simplified reasonably.

The invention discloses grafting auxiliary equipment used for fruit tree planting. The equipment includes a shell, a base plate, an inflation shell, pre-folding grooves, a gas pipe, a supporting rod,spring fixing disks, a spring, push rods, a fixing plate, an electric push rod, a cutting knife, a cutting board, support rods, a shaft sleeve, a fixing shaft, a connecting rod, a clamping groove, a screw rod, a clamping convex, a nut, a disc, a rotating disc, a casing pipe and a scion. The equipment is reasonable in structural design; workers can adopt sitting postures to complete operation in awhole course during the whole cutting, so that convenience can be brought for the workers, and work intensity can be reduced; through mechanized structural scion cutting means, all scion cutting angles can be guaranteed to be the same, a large batch of grafting work can be conveniently performed, and the success rates of grafting can be effectively enhanced; and through the adjusting of the anglesof tail end cutting of the scion, cutting can be conveniently performed on the scions with different diameters and kinds.

The invention relates to a machining method for X-shaped sliding block guide rails. According to the method, firstly, rough machining and finish machining are performed on an X-shaped sliding block; then the bottom plane of the X-shaped sliding block is set as a reference surface, and two adjacent side surfaces of the X-shaped sliding block are set as process reference surfaces; secondarily, finish milling is performed on two guide rail surfaces opposite to the process reference surface A; the center of the bottom plane of the X-shaped sliding block is used as the reference, and four process holes with equal diameters are machined in the positions, corresponding to the four X-shaped sliding block guide rails, of the bottom plane of the X-shaped sliding block and are used as auxiliary process references; the process reference surface A and the process reference surface B are used as references, and angles of 45-degree guide rail surfaces are controlled by the aid of an angle template and an angle gauge; process hinge pins are mounted in the four process holes, the size and position symmetry degrees of the four 45-degree guide rail surfaces are guaranteed, and finally, the X-shaped sliding block is rotated, and finish milling machining is performed on the 45-degree guide rail surfaces of the four X-shaped sliding block guide rails. The method has the advantages of being simple, convenient, accurate in positioning, simple to operate, high in machining precision and the like.

The invention relates to a by-pass method of a combined guide line of an electric transmission line. The method comprises the following steps that (1) connecting plates are pressed on the two ends of the by-pass jumper of a number one line and the two ends of the by-pass jumper of a number two line respectively; (2) the two by-pass jumpers are arranged in parallel and the two sides of the two by-pass jumpers are maintained to be even, spacer bars are mounted on the center parts of the two by-pass jumpers, after the spacer bars are firmly mounted, the spacer bars are mounted on the root parts of the connecting plates on the two sides of the two by-pass jumpers respectively, and then spacer bars are mounted among the connecting plates and the centers of the by-pass jumpers respectively; (3) the by-pass jumper of the number one line is connected with corner-shaped connecting plates through the connecting plates; (4) tower mounting is carried out after the by-pass jumpers of the combined guide line assembling is finished; (5) the by-pass jumper of the number one line is in butt joint with the number one line through the corner-shaped connecting plates. According to the by-pass method of the combined guide line of the electric transmission line, due to the fact that the two by-pass jumpers are placed in parallel and the two sides of the two by-pass jumpers are maintained to be even, the spacer bars are mounted on the center parts of the by-pass jumpers, the two by-pass jumpers are made to pass through a thick screw, the thick screw is equivalently an axis support, mutual complementation of twisting force and mutual absorption are obtained by the two by-pass jumpers , and therefore the two by-pass jumpers can be parallel on a same line without a crooked phenomenon.