33results about How to "Solve the "winding" problem" patented technology

The invention relates to a preparation method of a double-sided tunneling oxidation passivation high-efficient N-type double-sided battery, which comprises the following steps: cutting silicon wafer to remove damage layer for velveting; doping high-temperature vapor phase boron source to form p + emitting junction; growing ultra-thin tunnel oxide layer SiO2 and P-doped polycrystalline silicon layer on the back of the silicon wafer; Frontal tunneling oxidation passivation structure is formed on the p + emitting junction surface by thermal oxidation and polycrystalline deposition. A local heavily dope region is formed on that back side of the silicon wafer by laser doping or wet patterning etch method, and a hydride amorphous silicon nitride passivation antireflection layer is deposited on the front side/back side of the battery. At last, that front and back electrode metallize ohmic contact is formed by screen printing electrode grid line. A metal on that back of the battery is minimizeby the invention. Semiconductor surface recombination can obtain Voc enhancement of about 35mV, and the technology route is compatible with the existing traditional single crystal battery preparationprocess to improve the battery efficiency.

The invention discloses a negative pressure adsorption wall-climbing robot, which comprises a negative pressure generating device, a control device, a supporting and sealing device and a moving device, wherein the range of the ratio of the distance between a human mass center of the robot and a rear wheel to the span between a front walking wheel and a rear walking wheel is less than or equal to 1/3. Two character-shaped maze type clearance seals are adopted between an impeller and a pump body in the negative pressure generating device of the robot. A sealing strip on an edge of a base plate of the robot is fixedly connected to the base plate, and the interior of the sealing strip is filled with sponge. The sealing strip is fixed on the base plate or adhered to the base plate through a mounting press batten, has a seamless integral structure and is made from rainproof silks, and the base plate of the robot is provided with a plurality of ventilation holes. The negative pressure adsorption wall-climbing robot has a simple structure, is small-sized and effective, and has a function of self-realization of switching a ground walking state to a wall-climbing state.

The invention discloses a bearing ring turning and cutting feed method, which belongs to the technology of turning processing. According to the existing cutting feed control method, a cutter is easy to break, materials are easy to block, and the deviation from circular form is large, while the bearing ring turning and cutting feed method is characterized in that a complete cutting feed process is divided into at least two sections of processes, and primary retracting is carried out so as to break cuttings after each process is finished. Particularly, a digitizing controller is used for controlling a servo motor to drive a carriage to realize cutting feed and retracting; a pneumatic actuating element is adopted for realizing feeding, blanking, clamping of a workpiece, fast moving of the carriage. According to the bearing ring turning and cutting feed method, through at least two times of cutting feed and retracting to break the cuttings, the problem of curling of the cuttings is solved; inner stress generated by power cutting is released, so that deformation of the workpiece caused by the inner stress is reduced; and due to the adoption of digitization programmed control technology, a segmented feeding mode in a bearing ring turning processing process is realized, the inner stress caused by large cutting volume is eliminated, and the dimensional accuracy and the shape precision of bearing ring turning processing are improved.

A monitor supersonic motor is composed of a rotor, a stator, spring plate, a hollow shaft, piezoelectric ceramic plates, the stator is fixed at the shell by screws, the rotor generates a pressure to press on the stator relying on the deformation of the spring plate, adjustment of pad thickness determines the deformation volume of the spring and the pre-pressure. The rotor and the spring, the spring and the shaft are driven by keyslot connection and the shaft applies a clamped way for bearings at both ends. When a sine- exciting signal with two-phase difference of 90deg.is inlet into the ceramic plate on the stator, mass points on its surface move elliptically to drive the rotor.

The invention provides an oil-submerged pump direct-drive ultra-slender concentrated winding permanent magnet motor and a manufacture method. The oil-submerged pump direct-drive ultra-slender concentrated winding permanent magnet motor comprises a motor unit, wherein the motor unit comprises a stator core of a split type structure, the stator core is assembled into an annular shape by multiple core blocks with windings, each core block with one winding comprises a slender core block and a winding copper wire, each slender core block is formed by overlaying T-shaped punched pieces and is provided with a stator tooth, and the winding copper wires are wound on the stator teeth. The manufacture method of the permanent magnet motor comprises the steps of overlaying the T-shaped punched pieces to form the slender core blocks, and winding the winding copper wires on the stator teeth to form the core blocks with the windings; connecting the multiple core blocks with the windings in sequence along the peripheral direction and assembling to form the annular stator core; arranging the annular stator core into an enclosure by press-fitting. The winding process of the core blocks with the windings is easy to realize, and the manufacturing is simple.

The invention discloses a winding device and a winding method of a motor armature of an electric motor vehicle. The winding device comprises a winding stand, a wire coil and an iron core fixed shaft which are arranged on the wire coil, the wire coil rotates around a winding shaft of the stand; two winding suspension mechanisms are respectively arranged on two sides of the stand; each winding suspension mechanism comprises a suspension part and a power component which is connected with the suspension part to control the suspension part to rotate; and each suspension part is provided with two stations, i.e. a first station for the upper end of the suspension part positioned in a paying-off plane of the wire coil to wind the winding and a second station for the upper end of the suspending mechanism of the winding to swing to the inner side of the stand and release the winding. Compared with the prior art, in the method, the winding to be wound is firstly wound on the suspension part of the suspending mechanism, the suspension part is swung by swinging the suspending mechanism to release the winding on the suspension part from the suspension part, the winding can be automatically furled into a wire trough under the action of the tension of the wire coil, the winding is convenient and fully automatic, the labor force is saved and the winding efficiency is high.

The invention provides a multi-layer independent rotating platform, which includes a central column, an internal gear, a platform, a slider, a ring guide rail, a stepping motor, a stepping motor gear, a stepping motor bracket, a threading hole, and a stepping motor control line , Support beams. The effect of the present invention is that the modularization of the platform structure makes the structure of each layer exactly the same. The assembly and disassembly are simple through the central column screw connection, and the number of layers can be changed at will. If the number of layers is changed, 50% of the development time can be saved. Independent rotation, each layer has independent stepper motor control, each layer can rotate independently. The motor does not rotate with the platform, which can effectively solve the problem of motor winding.

The invention discloses a spinning bobbin, which comprises a bobbin body and bobbin covers, wherein the bobbin covers are arranged at the two ends of the bobbin body, the outer side of the bobbin body is provided with a press sheet which is tightly matched with the outer side of the bobbin body, one end of the press sheet is connected with the bobbin body, the other end of the press sheet is movably arranged, the yarn end of the initial end of the spinning yarn penetrates through and is pressed between the press sheet and the bobbin body, a fixing column is arranged on the inside surface of each bobbin cover and can slide along the radial direction of the bobbin body, and the yarn end of the tail end of the spinning yarn is fixedly arranged on the fixing column. The spinning bobbin has the advantages that the structure is simple, the yarn head of the yarn is effectively fixed, and the transportation and storage are convenient.

The invention belongs to the motor field and discloses a stator assembly, a motor and a compressor. The stator assembly comprises a stator yoke portion (1), a connecting ring (3) and a plurality of stator tooth portions (2); the stator tooth portions (2) are provided with a coil (4) surrounding the stator tooth portion portions (2); the radial outer ends of the stator tooth portions (2) are provided with stopping portions (22); the stator tooth portions ( 2) and the connecting ring (3) can axially move relative to the stator yoke portion (1); and the stator tooth portions (2) are detachably connected with the stator yoke portion (1). With the above technical schemes of the invention adopted, the stator tooth portions and the stator yoke portion can be detachable from each other; the coil can be disposed on the stator tooth portions more easily before the stator tooth portions are mounted on the stator yoke portion; the winding difficulty of the coil can be reduced; excessive magnetic pressure drop caused by excessively large tooth intervals can be avoided; and winding problems and the problem of excessive torque ripples can be solved.

The invention relates to the field of motors and discloses a stator component, a motor and a compressor. The stator component comprises a stator yoke part (1), a connecting ring (3) and a plurality ofstator tooth parts (2), wherein the plurality of the stator tooth parts (2) extend to the stator yoke part (1) from the outer circumference of the connecting ring (3) in a radial direction; the stator tooth parts (2) are sleeved with coils; the stator tooth parts (2) and the connecting ring (3) are axially movable relative to the stator yoke part (1); the radial outer ends of the stator tooth parts (2) and the stator yoke part (1) are connected in a mutually detachable manner. By adopting the technical scheme of the invention, the stator tooth parts and the stator yoke part are arranged in amutual detachable manner, and the coils can be relatively easily arranged on the stator tooth parts before the stator tooth parts are mounted at the stator yoke part, so that the coil winding difficulties can be reduced, the problem of too large magnetic pressure reduction caused by too large intervals of tooth parts can be solved, and the problem of too large winding and torque pulsation can be solved.

The invention provides a horizontal roller aerobic composting reactor for an ecological toilet, and relates to an aerobic composting reactor. The horizontal roller aerobic composting reactor for the ecological toilet aims to solve the problems that in the reactor, partial oxygen supply is insufficient, the local temperature is too high and the local humidity is too large or the local humidity is too small due to the fact that an existing aerobic composting reactor is lack of a stirring device or the stirring device stirs unevenly. The reactor comprises an electric motor, a roller, a electric motor bracket, riding wheels, a first riding wheel bracket, a second riding wheel bracket, a conduit, a slip ring, an aerator pipe, a base and a roller sealing cover, a temperature sensor and a humidity sensor. The roller sealing cover is arranged on the end face of the roller, close to the electric motor bracket, and the inner wall of the roller is provided with a guide vane. The reactor has no stirring dead zone, can store more materials, ensures the oxygen supply of aerobic composting biochemical reaction, and is compact in structure, easy to assembly, and easy to clean and repair. The horizontal roller aerobic composting reactor for the ecological toilet is suitable for the preparation of aerobic composting.

The invention discloses a non-conventional winding system for a high-multiplying-power bridge crane. The system comprises a winding barrel, a fixed pulley block, a balanced pulley block, a movable pulley block and a steel wire rope, which are arranged from top to bottom, wherein a rope unwinding end and a rope winding end of the steel wire rope are fixed at two sides of the winding barrel respectively; a rope unwinding section of the steel wire rope sequentially winds around rope unwinding pulley combinations in the movable pulley block and the fixed pulley block in a mutual staggering manner;a rope winding section of the steel wire rope sequentially winds around rope winding pulley combinations in the movable pulley block and the fixed pulley block in the mutual staggering manner; the steel wire rope is located at a transition section between the rope unwinding section and the rope winding section and winds around the balanced pulley block. According to the non-conventional winding system disclosed by the invention, hoisting tonnages are improved through the increasing of multiplying power of the pulley blocks; the maximum deflection angle of an unwinding barrel of the steel wirerope is reduced through improving a rope winding manner, a transverse force on a side wall of a winding barrel rope groove is reduced, the abrasion of the steel wire rope is reduced, the safety and reliability of hoisting are improved and the winding problem of the high-tonnage and high-multiplying-power bridge crane is solved; the non-conventional winding system has the characteristics of economical efficiency, practicability, novelty and the like.

The invention discloses a transformer fly wire winding device in the technical field of transformers. The transformer fly wire winding device comprises a wire winding device body, a sliding rod, a fixed plate, a driving shaft, a driving wheel, a driving sector wheel, a transmission wheel, a transmission shaft, a location rod, a driven shaft, a driven wheel and a driven sector wheel, wherein the driven shaft and the driving shaft are arranged on the fixed plate, the transmission shaft is arranged on the fixed plate, the driving wheel and the transmission wheel are meshed with each other, the transmission wheel and the driven wheel are meshed with each other, a sliding groove is arranged on the sliding rod, a partition plate is arranged on the sliding rod, the sliding rod is divided into a smooth part and a meshed part by the partition plate, and the two sides of the meshed part are respectively meshed with the driving wheel and the driven wheel; the winding device body comprises an annular pipe, a wire winding rod and two stopping plates; the stopping plates are meshed with an inner wall of the annular pipe, and a first motor is connected to the wire winding rod; a fixed frame is arranged on the fixed plate, a telescopic rod is arranged on the fixed frame, an extruding block is arranged on the telescopic rod, and the driving shaft is connected with a second motor. A machine is utilized to replace the hand, the hand is prevented from contacting the rotating shaft, and operation can be safer.

The invention relates to a dental floss device including a dental floss device hand-holding part, a dental floss fixed part, a supporting rod and a dental floss. The dental floss device hand-holding part is formed by left-and-right detachable connection of a shell and a shell cover. The dental floss fixed part is fixed at the front end of the shell through the supporting rod, the shell body is internally provided with a dental floss unreeling mechanism, and one end of a dental floss is connected to the dental floss unreeling mechanism and is unreeled by the dental floss unreeling mechanism; the top of the shell is provided with a floss outlet hole, the other end of the floss extends out from the floss outlet hole and is fixed on the dental floss fixed part; the supporting rod is also provided with a dental floss length fixing mechanism; the top of the shell is also provided with a cutter. The dental floss device has the advantages of simple structure, easy manufacture, practicality andhigh in efficiency.

The invention mainly provides a tire of a winding type steel wire girdle structure. A main tire body is composed of a tire tread, a tire bead, a tire shoulder and a tire lip, a steel wire girdle layerand a winding steel wire layer in the tire body are sequentially stacked on a tire body steel wire layer, and then a tire tread outer layer annularly wraps the steel wire girdle layer; the winding steel wire layer is provided with a winding steel wire strip which is wound on a winding part in a single wire continuous winding manner, a winding starting point conducts continuous winding with a preset winding inclined angle until a winding end point is reached, a preset angle is formed between the winding inclined angle and a tire equator line, the numerical range is -5 degree to +5 degree, in this way, the winding steel wire strip using single continuous winding is used, the formed steel wire girdle layer and the steel wire girdle layer are laminated to form a reinforcing structure, local wear can be reduced, the service life of the tire is prolonged, the rigidity, strength and buffering capacity are improved, meanwhile, the distance of the winding steel wire strip can be adjusted, andthe effect of elastic adjustment of the tread reinforcement is achieved.

The invention discloses a charge coil winding device. The charge coil winding device comprises a swinging mechanism and a rotating mechanism, wherein the swinging mechanism comprises a fixed bar and afixed block; a guide bar is arranged on the back of the fixed block, the fixed bar is internally provided with a guide tube corresponding to the guide bar, and the guide bar of the fixed block is insliding connection with the guide tube of the fixed bar. The charge coil winding device also comprises a rack, and one end of the rack is fixed on the back of the fixed block. The charge coil windingdevice also comprises a first motor arranged on the top surface of the fixed bar. The charge coil winding device solves the problem that the clearance becomes smaller during winding internally, and the winding problem is also solved while the yield is greatly improved.

The invention belongs to the related technical field of underwater manipulators, and discloses a water drive integrated manipulator end effector. The effector is of an integrated structure and comprises an end clamp mechanism, a special-shaped hydraulic cylinder mechanism, a rotary joint mechanism and a rotary drive mechanism which are connected in sequence. The end clamp mechanism and the special-shaped hydraulic cylinder mechanism share an end effector base. The special-shaped hydraulic cylinder mechanism and the rotary drive mechanism share a special-shaped hydraulic cylinder barrel and an end effector shell; and the rotary joint mechanism is partially embedded in the rotary driving mechanism. The end effector adopts water drive and a high-strength corrosion-resistant structure to ensure that full-sea-depth operation can be realized without a pressure compensator, the service life of the end effector is prolonged and the reliability of the end effector is improved by an improved kinematic pair form, a complicated connecting structure is solved by adopting integrated design, the weight of the end effector is reduced, and meanwhile, the problems of complex pipeline arrangement and easy winding are solved.