64results about How to "Improve coiling efficiency" patented technology

A multilayer printed circuit board (“PCB”) coil that simulates a coil formed from litz wire. The PCB includes a plurality of alternating conductor and insulating layers interconnected to cooperatively form the coil. Each conductor layer includes a trace that follows the desired coil shape and is divided into a plurality of discrete conductor segments. The segments are electrically connected across layers to provide a plurality of current flow paths (or filaments) that undulate between the layers in a regular, repeating pattern. The coil may be configured so that each filament spends a substantially equal amount of time in proximity to the paired coil and therefore contributes substantially equally to the self or mutual inductance of the coil. Each conductor layer may include a plurality of associated traces and intralayer connector that interconnected so that each filament undulates not only upwardly/downwardly, but also inwardly/outwardly in a regular, repeating pattern.

The present invention includes an assembly with a magnet for magnetic resonance having a substrate with an imaging surface and an opening within the substrate adjacent the imaging surface. The present invention enhances the sensitivity and reduces the acquisition time of magnetic resonance imaging (MRI) and nuclear magnetic resonance (NMR) spectroscopy by cooling the coil using microfluidic channels through which a cryogenic fluid is pumped. Various embodiments have been detailed for clinical imaging or detection in which the integrated coil/microfluidic cryo-cooling system is outside the patient body or in vivo imaging or detection in which the integrated coil/microfluidic cryo-cooling system is inside the patient.

A motor includes: a stator including a stator core, a plurality of slot portions, and a plurality of coils, the stator core including a plurality of stator core pieces, the stator core piece including a teeth portion having a distal end portion and two side portions, a yoke portion, and a claw portion formed at one of the two side portions and at the distal end portion, the plurality of stator core pieces being connected so that a plurality of claw portions protrude in the same circumferential direction, the stator core thereby being formed in a cylindrical shape, each of the slot portions being formed between adjacent teeth portions and formed between the plurality of stator core pieces, the plurality of coils being inserted into the plurality of slot portions, the plurality of coils including a first coil, a second coil, and a third coil which form three phases, the first coil, the second coil, and the third coil being bridged between two of the slot portions, the first coil including a first coil end portion that protrudes from an edge face of the stator core in an axial direction, the second coil including a second coil end portion that protrudes from the edge face of the stator core in the axial direction, and the third coil including a third coil end portion that protrudes from the edge face of the stator core in the axial direction, the first coil, the second coil, and the third coil being arranged so that the first coil end portion, the second coil end portion, and the third coil end portion are intersected with each other; and a rotor disposed at an inner-peripheral side of the stator and rotatably supported.

The invention relates to a winding, cutting and beginning device for a coating machine, which comprises a rotating mechanism and a cutting mechanism, wherein the rotating mechanism is arranged on the coating machine to be in a state rotationally corresponding to a receiving roller; and the cutting mechanism is arranged on the rotating mechanism to be in a state that while feeding to a feed roller, the coating machine for cutting is jointed with and feeds to another receiving roller. The winding, cutting and beginning device has the benefits that the structure is simple, the operation is convenient, stable cutting and winding can be performed, and the beginning of new winding is ensured to be level.

A yarn winding machine (1) includes a plurality of winding units (2) and a control section (30). Each of the plurality of winding units (2) winds a package (45). The control section (30) controls the plurality of the winding units (2). The control section performs a control to calculate a winding-end expected time of the package in each of the winding units. The control section performs a control to store a produced quantity indicating a quantity of the package of which winding has been completed, and when a difference between the produced quantity and an expected production quantity is equal to or less than a predetermined value, to determine whether or not to supply a new bobbin (48) to the winding units in accordance with the winding-end expected time.

A cradle includes a cradle main body, a larger-diameter side bobbin holding section, and a rotation preventing section. The larger-diameter side bobbin holding section is rotatably mounted on the cradle main body and adapted to hold a winding bobbin around which a yarn is wound. The larger-diameter side bobbin holding section includes a base member (70) and a contact member. The base member (70) is rotatably mounted on the cradle main body. The contact member is detachably mounted to the base member (70) by at least a portion of the contact member being elastically deformed, and adapted to hold the winding bobbin by making contact with the winding bobbin. The rotation preventing section is adapted to present relative rotation of the contact member with respect to the base member (70).

A bistable electromagnetic actuator including: a tube; a stator arranged outside the tube, and a rotor mounted in the tube so as to be displaceable axially in the longitudinal direction, is the rotor being at least partially formed of one or more of a paramagnetic and ferromagnetic material, the rotor being reversibly moved between a first position and a second position by applying an electromagnetic field. Wherein the stator includes: two ring permanent magnets that are axially polarized in opposite directions, a coil for generating the electromagnetic field, and a magnetic return element having two stator pole shoes. Wherein, the magnetic return element with the stator pole shoes encloses the coil, one of the stator pole shoes is arranged on each of two sides of the coil between the coil and ring permanent magnets, the rotor has two rotor pole shoes, and an axial width of the stator pole shoes is smaller than an axial width of the rotor pole shoes.

A linear motor can include a coil part having a plurality of coils forming a coil line; a magnet yoke part having a plurality of permanent magnets facing the coil line; and a coil cooling part configured to cool the coil part. The coil cooling part can include a cooling panel having a heat conductive element, the heat conductive element transferring heat of the coil part to an outside; and a heat radiation part connected to the cooling panel, the heat radiation part being configured to radiate the heat transferred from the heat conductive element to the outside.

Disclosed herein is a cooking appliance. A working coil is provided at a lower portion of the cooking appliance. The working coil heats a tray disposed in a cooking compartment in an IH mode. A receiver coil wirelessly receiving external power is stacked below the working coil. An electromagnetic shielding plate is installed between the working coil and the receiver coil to partition a space in which the two coils are installed. The electromagnetic shielding plate shields an electromagnetic field or electromagnetic waves such that the electromagnetic field or electromagnetic waves in one of the two partitioned spaces does not leak to the other space located across the electromagnetic shielding plate.

The invention discloses automatic reeling equipment, comprising a reeling mechanism and a first driver. The reeling mechanism comprises a rotation unit, a second driver and a material-end clamping mechanism; the rotation unit comprises a plurality of moving units capable of doing radial movement relative to the rotation axis of the rotation unit; the first driver is in drive connection with the rotation unit to drive the same to rotate to reel a sheet material automatically, thereby improving reeling efficiency and uniformity while reducing labor cost. The material-end clamping mechanism comprises clamping units capable of moving between a clamping position and a loosening position relative to the moving units; the clamping units at the clamping position are matched with the moving units to clamp a sheet material end, and the clamping units at the loosening position can release the clamping, thereby facilitating clamping of the material end and removing the inconvenience in moving thematerial end manually.

The invention discloses a charging pile comprising a machine column arranged inside the charging pile and collection wheels arranged on the right side of the machine column and symmetrically arrangedin the up and down direction, wherein a base platform is arranged at the bottom of the right side surface of the machine column; a charging cable winding device is arranged above the base platform; the charging cable winding device comprises a sliding connection plate extending toward the left and right, a middle block fixed at the rear side of the sliding connection plate, a wall plate fixed at the rear side of the middle block and extending upward and a winding seat arranged above the sliding connection plate; a first rotating rod is fixedly arranged at the bottom of the winding seat; the bottom of the first rotating rod penetrates through the sliding connection plate and is in rotary fit and connection with the sliding connection plate; an external spline shaft extending downward is fixedly arranged at the bottom of the first rotating rod; a screw rod is fixedly arranged at the top of the winding seat; a first conversion cavity is arranged inside the base platform; and the inner topwall of the first conversion cavity is in rotary fit and connection with an internal spline shaft extending toward the up and down. The charging pile is simple in structure and is capable of realizing the automatic control of moving a charging cable up and down for winding operation, improving the uniformity of winding of the charging cable, realizing quick assembly and disassembly of a reel, andimproving the stability of winding of the charging cable.

The invention discloses a new energy automobile charging pile which comprises a column arranged inside the charging pile, and arrangement wheels arranged on the right side of the column in a vertically symmetric manner; a base platform is arranged at the bottom of the right side surface of the column; a charging line winding device is arranged above the base platform; the charging line winding device comprises a sliding connection plate arranged in a left and right extending manner, a middle block fixed to the rear side of the sliding connection plate, a wall plate being fixed to the rear side of the middle block and extending upwards, and a winding seat arranged above the sliding connection plate; a first rotating rod is fixedly arranged at the bottom of the winding seat; the bottom of the first rotating rod perpetrates through the sliding connection plate and is connected with the sliding connection plate in a rotary matching manner; an external spline shaft extending downwards is fixedly arranged at the bottom of the first rotating rod; a spiral rod is fixedly arranged at the top of the winding seat; a first conversion cavity is formed in the base platform; and an internal spline shaft extending towards the upper side and the lower side is connected with the inner top wall of the first conversion cavity in a rotary matching manner. The new energy automobile charging pile is simple in structure, automatic control on winding work of an up-down moving charging line is realized, the charging line winding uniformity is improved, rapid disassembly and assembly of a reel are realized, and the charging line winding stability is improved.

The invention relates to a semi-automatic pipe winding and arranging machine. The semi-automatic pipe winding and arranging machine comprises a rack, wherein a dredging device, a pipe arranging deviceand a winding roller rotating and loosening device are arranged on the rack. Firstly, pipes can be automatically wound and arranged by the machine, so that the pipe winding efficiency is effectivelyimproved, the labor intensity of workers is reduced, and the labor cost is reduced; secondly, a dredging seat is arranged, so that adhered pipes are automatically separated when passing through a dredging hole, the smooth operation of the machine is guaranteed, and the dredging seat is connected through a transverse swing rod, so that the dredging seat can swing at the corresponding amplitude along with the swinging amplitude of the pipes in a pipe dredging process, the swinging amplitude of the pipes can be reduced, and the stable operation of the machine is guaranteed; and thirdly, elastic plates of the winding roller rotating and loosening device are connected with a main shaft through connecting rod structures, and after the pipes are wound, only the main shaft needs to be rotated reversely, so that all of the elastic plates can retract inwards synchronously, the outer diameter of a roller is reduced, people can take out the wound pipes conveniently, and parts are taken conveniently.

A birdcage coil (16) used in conjunction with a magnetic resonance imaging device includes a first conductive loop (81, 581), a second conductive loop (82, 582), and a plurality of conductive loops located between the first and second conductive loops A first conductor bar (80, 580). The third conductor (83, 83", 583) is coupled at the resonant frequency to the second conductive loop, for example via a second conductor bar (84, 84", 584). The birdcage coil also includes a switch (590) for switching the birdcage coil in at least the following modes: 1) RF transmit mode, as an RF transmit coil; and 2) RF receive mode, as an RF receive coil.

The invention discloses a winding device for protective film production, relates to the technical field of protective film production, and aims to solve the problems that a winding roller needs to be shut down to be taken down and replaced with a new winding roller after winding is completed, the replacement mode is complicated, the consumed time is long, protective film production equipment stops working at the same time when the replacement time interval exists, and the material receiving efficiency is not good. A winding frame is arranged above a device base, six winding rollers are arranged outside the winding frame, the six winding rollers are sequentially arranged on the winding frame, mounting frames are arranged on the two sides of the winding frame respectively, the winding frame is rotationally connected with the mounting frames, a supporting frame is arranged on one side of the winding frame, a connecting mechanism is arranged at the contact position of the winding rollers and the winding frame, the connecting mechanism is in joggle joint with the winding rollers, three material conveying rollers and a material guiding roller are arranged at the upper end of the device base, and the material conveying rollers and the material guiding roller are both attached to a protective film.

The invention discloses moxa stick production and processing equipment added with ultramicro poria cocos powder and an application method thereof. The moxa stick production and processing equipment comprises a base, a stirring box is fixedly connected to the top of the base, and a stirring assembly used for stirring moxa and the ultramicro poria cocos powder is arranged in the stirring box. A workbench is arranged on one side of the base, one side of the workbench is fixedly connected with a support, one side of the support is fixedly connected with a storage box, the top of the storage box isprovided with a compaction assembly used for compacting the moxa, the top of the workbench is rotationally connected with a rotating disc, and a rotating assembly used for driving the rotating disc to rotate is arranged in the workbench. In the equipment, the moxa and the ultramicro poria cocos powder can be fully mixed through the stirring box and stirring blades, it is guaranteed that the pharmaceutical effect of moxa sticks is better, a second pressing disc can rotate to moved ownwards to compact and wind the moxa, winding of the multiple moxa sticks can be completed at a time, manual winding is not needed, the winding efficiency is improved, and the labor intensity of workers is reduced.

The invention relates to the technical field of coiling devices, in particular to a non-core surface coiling method and device. The non-core surface coiling method is used for coiling a base materialinto a non-core coiled material. The base material is placed on two roller bodies, wherein the axes of the two roller bodies are parallel, and the steering directions of the two roller bodies are thesame. Core shafts are pressed and attached to the positions between the two roller bodies through a pressing roller, the base material is wound around the surface of the core shaft through friction force between the roller bodies and the core shafts, the core shafts are drawn out along the axis after the base material is coiled, and the base material is gradually coiled into the non-core coiled material. The non-core surface coiling device comprises a rear supporting roller, a front supporting roller, the pressing roller, a pressing roller air cylinder, the core shafts symmetrically arranged on the two ends of the end portion of the pressing roller, core shaft air cylinders and core shaft lifting air cylinders. By means of the non-core surface coiling method and device, the structure is simple, implementation is easy, the coiling efficiency is high, the effect is good, the beneficial effects that the coiling rate is 100%, the coiling rate is adjustable, and the coiling end face is flatare achieved, and the method and device are suitable for full-automatic non-core surface coiling work of flexible materials.

The invention discloses a device for wire coiling of thin-round aluminum rods. The device comprises a wire-coiling working platform, a stable wire conveying mechanism, a wire-coiling driving mechanism, wire-coiling internal supporting frames, wire coiling mechanisms, external protecting plates and a limiting mechanism. The stable wire conveying mechanism is arranged on the front side of the wire-coiling working platform, and the wire-coiling driving mechanism is arranged on the wire-coiling working platform; the wire-coiling internal supporting frames are arranged on the wire-coiling driving mechanism, the wire coiling mechanisms are arranged on the wire-coiling internal supporting frames; and the external protecting plates are arranged on the wire coiling mechanisms, and the limiting mechanism is arranged on the rear side of the wire-coiling working platform. The device for wire coiling of the thin-round aluminum rods is simple in structure, the wire coiling efficiency of the thin-round aluminum rods is improved, the manufactured coiled thin-round aluminum rods have the regular appearance, unloading and taking of the coiled thin-round aluminum rods are facilitated, the coiled thin-round aluminum rods with different thicknesses can be manufactured according to the needs, the wire twisting phenomenon during wire coiling can be effectively prevented, wire coiling operation can beimplemented steadily, and high practicability is achieved.

The invention discloses an automatic coiling method for a welding wire in a welding wire box of a submerged arc welding machine. The method involves a working rack (1), a wire clamping device connected to the working rack (1), and a wire unreeling device and a standard wire box (4) which are located on two sides of the wire clamping device, respectively; the wire unreeling device and the standard wire box (4) are connected to the working rack (1) or the wire clamping device; an axis of the standard wire box (4) forms an included angle beta with a horizontal plane, and beta is greater than 0, and less than or equal to 90; the wire clamping device comprises two clamping roller portals (12) that are connected to the working rack (1), arranged in parallel and perpendicular to the working rack (1), and a clamping roller (5) and a driving wheel (6) which are placed between the two clamping roller portals (12); and the driving wheel (6) is located directly below the clamping roller (5), and also connected with a driving mechanism (7). The automatic coiling method for the welding wire in the welding wire box of the submerged arc welding machine has the advantages that the driving wheel is driven by a motor, such that the efficiency of coiling a submerged arc welding wire can be effectively improved, less human power is input, and the amount of work is reduced, and moreover, the structure is simple, convenient, and practical.