1564results about "Propulsion systems" patented technology

An aperture unit having an optical axis is provided, which includes a fixed portion having a first surface and including a protrusion formed on the first surface, a guiding element movably connected to the fixed portion and including a through hole, a first blade movably connected to the guiding element and the fixed portion, and a driving assembly use for driving the guiding element to move for moving the first blade. The optical axis passes through the through hole. The first surface has a first accommodating space having a recessed structure to accommodate the guiding element, and the protrusion extends toward the first blade.

The present invention relates to a planar transport system (128) for a plant (100) for processing pharmaceutical containers (102), comprising a frame (106) that can be erected on a mounting surface (104), the planar transport system comprising drive units (134) configured to interact electromagnetically with transport movers (130) for picking up the containers (102), and a support device (142) comprising or forming a housing (148) in which the drive units (134) are received, wherein the transport movers (130) are arranged outside the housing (148) for contactless movement relative to the housing (148) in a transport plane, wherein the support device (142) comprises at least one support area (150) for support on and, in particular, on the frame (106) and at least one cantilevered area (152).which adjoins at least one support area (150) and on which the housing (148) is positioned at a distance from the frame (106), forming a gap (158). The invention also relates to a system (100) for processing containers (102).

This application discloses a linear motor with an integrated mover and sliding table, which includes a sliding assembly, a base, a magnetic rail, a sliding structure, and a guide rail, the magnetic rail is connected to the base, the sliding assembly is provided with a mover. The base is provided with a first surface facing the sliding assembly, and a recess opening on the first surface, the magnetic rail is filled in the recess, and the magnetic rail is provided with a second surface facing the sliding assembly, which is flush with the first surface; the guide rail is provided on an outer side wall of the base, located on one side of the first surface away from the sliding assembly.

The utility model provides a commutation stator module and a magnetic drive conveying system. The commutation stator module comprises a pedestal; the stator body is fixed on the base; the commutation armature winding is arranged on the stator body, and the commutation armature winding comprises a first commutation winding extending along a first direction and a second commutation winding extending along a second direction; the limiting assembly is arranged on the base, the limiting assembly comprises a limiting piece and a driving piece, the driving piece drives the limiting piece to ascend and descend, so that the limiting piece is switched between a receding position and a guiding position, the rotor module enters and exits when the limiting piece is located at the receding position, and the rotor module enters and exits when the limiting piece is located at the guiding position. When the limiting piece is located at the guiding position, the rotor module is limited and guided; a receding space is formed between the stator body and the base, and the driving parts are arranged in the receding space. In this way, the conveying direction can be changed without occupying extra space, and the conveying efficiency is high.

The present application belongs to the technical field of the voice coil motor's elastic sheet, disclose a kind of plane elastic sheet combination's three-dimensional spring, the three-dimensional spring is applied in voice coil motor to provide the elastic support limiting effect in several directions to moving component, including as independent structure mutually contact fixed connection plane elastic sheet A and plane elastic sheet B, wherein the included angle of plane elastic sheet A and the plane of plane elastic sheet B is not zero.The present application is optimized to two or more independent plane elastic sheet structure assembly to form three-dimensional elastic sheet by integral bending type elastic sheet, to reach the multidirectional elastic support / limiting effect of three-dimensional elastic sheet while also being able to avoid the structural defects caused by bending, and compared with other solutions, its cost is lower, and can be assembled to form different structure elastic sheet according to demand, with higher adaptability.

The present invention relates to a linear motor, the rotor is well sealed through a sealing module when running on the stator slide rail, so that small external dust that affects the operating accuracy and stability performance of linear motor is not easy to enter the sealed space; the lubrication module communicates with the sealed space, so that the linear motor can be effectively lubricated during operation, further improving the operational accuracy and stability of the linear motor; the ball return end cap and the first chute together form a circulation loop for ball movement, the ball retaining plate fits with rotor through locating surface to improve the installation accuracy, meanwhile contact surfaces that limit balls are provided on both sides of the locating surface, so that a ball retaining plate can be used for two rows of circulation loops.

A magnetic conveyor (30) comprising article-supporting movers (80) propelled by an array of stator elements (72) arranged in rows and columns. The movers include permanent magnets (82) whose magnetic fields interact with electromagnetic waves produced by the stator elements. Some of the stator elements produce electromagnetic waves that travel parallel to a conveying direction and others produce electromagnetic waves that can be controlled to travel in any direction. Movers are arranged in a formation of rows and columns in a staging area. An article (34) is transferred onto a group of movers in forward rows of the formation in the staging area. The group separates from the staging area as it conveys the article in the conveying direction. Stator elements are energized to replenish the staging area with movers to fill the gaps left by the article-conveying group of movers.

The invention discloses an electromagnetic actuator with a rigidity compensation function. The end face of the inner side of a stator iron core of a C-shaped structure is provided with a trapezoidal slope notch, and the working face of a rotor is a slope matched with the notch of the stator iron core; the N pole and the S pole of the permanent magnet are attracted to the upper end arm of the stator core, the coil winding is wound on the yoke portion of the stator core, the flexible guide mechanism is connected with the rotor and the base, the lower end arm of the stator core is connected with the base through a fastener, and the fastener is screwed to adjust the relative distance between the end face of the stator core and the working face of the rotor. According to the invention, the rotor and the stator core form an inclined air gap, and the linear displacement of the rotor is not equal to the normal thickness of the air gap any more, but is amplified in geometrical relationship. The fundamental contradiction of strong coupling of the stroke and the thickness in a traditional plane air gap is overcome, on the premise that a small initial normal air gap is maintained, the macroscopic motion stroke several times of the thickness is achieved, and the problem that large stroke and high linearity are difficult to consider at the same time is solved from the structural principle.

The disclosure provides a mover and a mixed conveyor line having the mover. The mover is movable mounted on the magnetic power conveyor line or the mixed conveyor line. The magnetic power conveyor line includes a first armature winding; and the mixed conveyor line includes a first driving mechanism. The mover includes: a mover body, including a first permanent magnet array, the first permanent magnet array including two first permanent magnets which are oppositely spaced apart from each other, and the two first permanent magnets and the first armature winding driving, by means of current excitation, the mover body to move along the magnetic power conveyor line; and a driven assembly, connected with the mover body, and configured to be in transport connection with the first driving mechanism and drive the mover body to move along the magnetic power conveyor line or the mixed conveyor line.

A linear motor includes an armature and a field magnet that are disposed to face each other and configured to be subjected to relative movement. The armature includes a plurality of windings that are arranged along a direction of the relative movement. Each of the windings is wound around a first iron core. The field magnet includes a plurality of permanent magnets that are disposed to face both sides of the armature in a direction perpendicular to the direction of the relative movement, and are arranged along the direction of the relative movement. A ratio of a dimension of the first iron core to an arrangement pitch of the windings in the direction of the relative movement is in a range from 0.1 to 0.35.

The invention relates to the technical field of linear motors, in particular to a T-shaped mover linear motor with a self-lubricating function, which comprises a rack and a mover motor, a load platform is mounted at the top of the mover motor, and guide blocks which are symmetrically distributed are fixed on the inner wall of the load platform; guide grooves which are symmetrically distributed and matched with the guide blocks are formed in the side wall of the rack, oil storage cavities which are symmetrically distributed are formed in the load platform, oil outlet holes are formed in the guide blocks in a penetrating mode, one end of each oil outlet hole is communicated with the corresponding oil storage cavity, and an oil storage tank is arranged on one side of the rack and connected with an automatic oil supplementing mechanism. Wherein an oil supply mechanism is arranged in the oil storage cavity; according to the linear motor, in the reciprocating motion process of the rotor, the oil supply mechanism can continuously discharge the lubricant in the oil storage cavity from the oil outlet hole and uniformly smear the lubricant on the surface of the guide groove to achieve self-lubrication, the automatic oil supplementing mechanism automatically supplements the lubricant to the oil storage cavity, manual intervention is not needed in the whole process, and the stability and maintenance-free performance of equipment operation are remarkably improved.

The invention relates to a method (200) for operating a linear transport system (100), wherein the method comprises; Controlling a first energy transfer coil (123) of a motor module (117) of the stationary unit (103) with an operating voltage (U) to generate an alternating magnetic field by a control unit (119) of the linear transport system (100) in a control step (201), wherein a synchronization signal (S) is integrated into the operating voltage (U); Reading out a voltage (U_ind) induced by the alternating magnetic field in the second energy transfer coil (125) of the at least one moving unit (101) and detecting the synchronization signal (S) by a subcontrol unit (121) of the moving unit (101) in a readout step (203); and Performing a synchronization between the control unit (119) of the linear transport system (100) and the sub-control unit (121) of the moving unit (101) based on the synchronization signal (S) by the sub-control unit (121) of the moving unit (101) in a synchronization step (205). The invention further relates to a linear transport system (100).

The invention relates to a motor module (100) for a magnetic linear motor (207) of a linear transport system (200), wherein the motor module (100) comprises a motor module housing (101), a drive coil arrangement (103) for providing a drive magnetic field of the magnetic linear motor (207) and control electronics (105) for controlling the motor module (100), wherein the control electronics (105) comprises a control circuit board arrangement (113) with at least a first circuit board (115) and a second circuit board (117), wherein a first normal direction (N1) of the first circuit board (115) and a second normal direction (N2) of the second circuit board (117) are each arranged perpendicular to the direction of action (W), and wherein the first circuit board (115) is arranged substantially parallel to the longitudinal direction (L) and the second circuit board (117) is arranged substantially parallel to the transverse direction (Q). The invention further relates to a linear transport system (200).

The invention discloses a transverse magnetic flux linear motor adopting a Y-shaped iron core and a Halbach array, belongs to the field of permanent magnet linear motor design, and aims at solving the problems that a traditional transverse magnetic flux linear motor is low in permanent magnet utilization rate, large in magnetic leakage and insufficient in power density. The device comprises a primary part and a secondary part, the primary part comprises stator iron cores which are sequentially arranged in the axial direction, each stator iron core is provided with three armature modules which are evenly distributed in the circumferential direction, and each armature module comprises long armature teeth, short armature teeth and armature windings. The tail ends of the long and short teeth adopt an inclined air gap and magnetism gathering pole shoe design; the secondary part comprises a Y-shaped secondary pole iron core and a Halbach permanent magnet array on the surface of the Y-shaped secondary pole iron core, and the permanent magnet array is divided into three areas in the circumferential direction, and the three areas correspond to the three-phase armature modules of the primary part respectively; the permanent magnets in each area are formed by staggering N poles and S poles in the axial direction, and the adjacent areas are staggered in the axial direction.

The invention relates to a planar drive system (200), the planar drive system (200) comprising a stator unit (300) having a plurality of coil assemblies (321) for generating a stator magnetic field and at least one rotor (400) having a plurality of magnet units (410) for generating a rotor magnetic field, the stator magnetic field and the rotor magnetic field being magnetically coupled to each other via a magnetic coupling between the stator magnetic field and the rotor magnetic field. The rotor (400) can be driven on the stator unit (300), the rotor (400) having an energy storage device (419), an energy transmission structure (313) having a transmission unit (317) being formed on the stator unit (300), the rotor (400) comprising a mating transmission unit (429) which can be coupled to the transmission unit (317), and the rotor (400) being driven by the energy storage device (419) when the transmission element is coupled to the mating transmission element. Energy can be transmitted from the energy transmission structure (313) to the mover (400). The invention also relates to a method (100) for transmitting energy to a rotor (400, 423) in a planar drive system (200).

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the movable part relative to the fixed part.

Various embodiments include a neutralizing magnetic component arrangement in a variable aperture device for a camera system. The variable aperture device may include a rotor, a stator, aperture blades arranged to form an aperture stop, and an actuator for moving the aperture blades to change a size of the aperture. In various embodiments, magnetic components of the actuator may include magnetic configurations which may cause a neutralizing force on the rotor, reducing or eliminating magnetic forces and magnetic torques exerted on the rotor from magnetic components of the variable aperture device.

A driving mechanism for moving an optical element is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured to move the optical element relative to the fixed part.

The utility model discloses a linear motor, which comprises a stator and a rotor, and the stator or the rotor comprises an iron core, a coil winding and a cooling pipe. The iron core comprises a yoke part and a plurality of tooth parts arranged on the yoke part. The coil winding comprises a plurality of coil units which are wound on the tooth parts respectively, and each coil unit comprises at least two layers of sub-coil units which are arranged at intervals in the extending direction of the tooth parts from the yoke part. The cooling pipe comprises a cooling section wound around the tooth part, and the cooling section is located between the two adjacent layers of sub-coil units of each coil unit and makes heat conduction contact with the two adjacent layers of sub-coil units. At least one of the opposing surfaces of the sub-coil unit and the cooling section is configured to have a planar extension. The enameled wire and the cooling pipe of the coil winding adopt a flat design, so that the heat exchange area of the enameled wire and the cooling pipe is increased, and the heat dissipation efficiency of the linear motor is improved.

The invention discloses a high-precision closed-loop force control linear rotating motor and a force control method thereof, and relates to the technical field of motors, the linear rotating motor comprises a shell, a linear motor, a rotating output shaft part, a constant force spring device, a force sensor and a controller, the rotary output shaft part comprises a rotary motor, a rotary connecting piece and an output rotating shaft, and can realize composite motion of axial reciprocating and angular rotation; the constant-force spring device provides constant balance force in the linear direction to compensate for gravity loads. The force sensor detects output thrust in real time and generates a feedback signal; the controller performs closed-loop force control adjustment according to the feedback signal; according to the motor, through the built-in high-precision force sensor and the constant-force spring structure, high-precision, low-force-value and stable force control performance is achieved, output fluctuation can be effectively reduced, and the system response speed and control precision can be improved.

A microstrip antenna which includes a substrate, a microstrip patch configured on a first side of the substrate, a ground configured on a second side of the substrate which is opposite to the first side, and a first shorting wall extending from a side of the microstrip patch toward the ground. The first shorting wall substantially overlaps with the substrate on a direction that is perpendicular to the microstrip patch. The first shorting wall is located at a first non-radiating edge of the microstrip antenna. Dummy elements are no longer needed in this design, which makes it compact.

The present application discloses a direction-switching stator module, a magnetic drive conveyor line, and a magnetic drive conveyor system. The direction-switching stator module comprises a direction-switching stator body, a direction-switching armature winding, first guide assemblies, and second guide assemblies; first guide members each comprise a first support and a plurality of first rollers; first driving members are used for driving the first supports to lift / lower; the first rollers can rotate about a first axis; the first rollers are configured to be in contact with a mover module, so as to guide the mover module to move in a first direction; second guide members each comprise a second support and a plurality of second rollers; second driving members are used for driving the second supports to lift / lower; the second rollers can rotate about a second axis; and the second rollers are configured to be in contact with the mover module, so as to guide the mover module to move in a second direction. The direction-switching stator module of the present application can implement rapid direction switching and rapid moving of the mover module, thereby improving the conveying efficiency of a magnetic drive conveyor system.

The embodiment relates to a lens driving device comprising: a base; a first holder disposed in the base; a second holder disposed in the first holder; a bobbin disposed in the second holder; a first driving unit for moving the first holder in a z-axis direction along an optical axis; a second driving unit for moving the second holder in a y-axis direction perpendicular to the z-axis direction; and a third driving unit for moving the bobbin in an x-axis direction perpendicular to both the z-axis direction and the y-axis direction. Each of the first to third driving units includes a coil and a magnet.

The utility model provides a linear motor heat radiation device, which comprises a motor rotor slidably arranged on a motor stator, the motor rotor comprises a rotor shell and a rotor cover plate, the rotor shell and the rotor cover plate form a closed space capable of accommodating a silicon steel sheet, the rotor cover plate is provided with an air inlet and an air outlet, and the air inlet is communicated with the air outlet. A main heat dissipation groove is formed in the periphery of the silicon steel sheet, a silicon steel sheet heat dissipation groove is formed in the silicon steel sheet, and the silicon steel sheet heat dissipation groove is communicated with the main heat dissipation groove, so that cold air is input from the air inlet, heated hot air is output from the air outlet, and an air cooling air circulation air path is formed. According to the technical scheme provided by the utility model, the heat dissipation structure of the traditional linear motor is greatly simplified by only arranging the heat dissipation structure on the indispensable silicon steel sheet, the use of other heat dissipation parts is reduced on the basis of improving the heat dissipation efficiency, the manufacturing cost is reduced, and the service life of the linear motor is prolonged.

The utility model provides an assembly with an electronic component. The assembly comprises a coiled material belt, a plurality of reinforcing plates arranged at intervals are arranged on the material belt in the belt-shaped extension direction of the assembly, a circuit structure is fixed to each reinforcing plate, and electronic components are welded to the circuit structures. The assembly is in a strip shape with a plurality of circuit structures and can be conveniently and directly input into an injection molding machine for injection molding, bases can be respectively formed below the circuit structures and the reinforcing plates only through one-time injection molding, the injection molding frequency is low, and the production efficiency can be effectively improved. And then the injection-molded component is divided to form independent electronic components, and the reinforcing plate is arranged in the plastic base of each electronic component, so that the structural strength is high. The base in the electronic component can be used as the base of the voice coil motor, and the electronic component can be a Hall element and the like and is used for realizing the closed loop function of the voice coil motor in the camera module.

An optical system is provided and includes a first optical element driving mechanism, which includes a first fixed assembly, a first movable assembly, and a first driving assembly. The first movable assembly is configured to be connected to a first optical element, and the first movable assembly is movable relative to the first fixed assembly. The first movable assembly includes a first movable element and a second movable element. The first driving assembly is configured to drive the first movable assembly to move relative to the first fixed assembly. The first fixed assembly and the first movable assembly are arranged along a main axis, and when viewed along the main axis, a portion of the first movable element overlaps the second movable element.

In order to illustrate a transport device (1) of the type of a planar electric machine in an asymmetrical design which enables a more efficient operation, it is provided in accordance with the invention that the at least one transport section (2) is oriented relative to a movement path given in advance for the transport unit, which extends between a defined start point and a defined end point, in such a way that the movement path lies in the transport plane (3) in such a way that a first movement path proportion of the first main movement direction (H1) over the movement path length of the movement path is equal to or greater than a second main movement path proportion of the second main movement direction (H2) over the aforementioned movement path length.

The utility model discloses an end cover structure and VCM motor relates to VCM motor technical field, include: casing, the casing is equipped with the first step for bearing spring assembly, the first step annular array arrangement is in casing edge portion, just the first step is located the edge portion and is equipped with the symmetrical setting sunken platform, forms the second step for the whole installation pre -press between adjacent edge portion sunken platform, just the second step's horizontal height is lower than the first step's horizontal height. Advantageous effects: through the innovative end cover structure design, effectively solved the problem that traditional VCM motor exists, has remarkable superiority in the optimization space utilization, promotes spring performance, improves assembly accuracy and stability and improves shooting experience etc.

A transfer system includes a drive unit that supplies drive currents to coils disposed along a transfer path, a thrust command generation unit that generates a thrust command that is the command value of a thrust to be produced by a mover, based on a motion target value that is a time-series motion target value, and a current command generation unit that generates, as current commands, current target values that are the target values of the drive currents to be provided to coils so that the thrust produced by the mover follows the thrust command. The current command generation unit generates the current target values to be provided to coils, using part of an actual thrust characteristic determined by the characteristics of the plurality of coils and the mover, so as to reduce the number of the coils through which the drive currents flow.

The invention relates to the technical field of electromagnetic coils, and discloses a laminated tooth-shaped coil winding based on interlayer phases and a design method of the laminated tooth-shaped coil winding. According to the tooth-shaped coil, the number of effective edges of the winding is remarkably increased through a multi-branch parallel connection mode, and the end portions are reduced; meanwhile, gaps of the concave tooth portion and the convex tooth portion of the tooth-shaped coil provide enough space for winding assemblies such as an iron core, a heat dissipation pipe, an insulating material, a structural material and a sensor, forming of an integrated winding with magnetism gathering, heat dissipation, insulation, structural strength and sensing control is facilitated, and application and popularization of the type of winding are greatly facilitated through the design method.