CN212572350U - Side-driving linear motor - Google Patents
Side-driving linear motor Download PDFInfo
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- CN212572350U CN212572350U CN202021781341.4U CN202021781341U CN212572350U CN 212572350 U CN212572350 U CN 212572350U CN 202021781341 U CN202021781341 U CN 202021781341U CN 212572350 U CN212572350 U CN 212572350U
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- linear motor
- tungsten block
- permanent magnet
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Abstract
The utility model discloses a side drive linear motor, including casing (1), active cell subassembly and stator module, the active cell subassembly includes tungsten block (3), permanent magnet (9), spring leaf (4), yoke (2), the stator module includes F-PCB (7), coil (6), support (8), coil (6) and F-PCB (7) fixed connection are on linear motor's support (8); the utility model discloses can solve present drive coil and mostly upwards realize at Z, to the problem of Y direction slope when leading to motor Z direction magnetic leakage, spring leaf Z direction deformation and motor motion, realize the electromagnetic drive function from the side, effectively reduce the magnetic leakage phenomenon.
Description
Technical Field
The utility model relates to a linear electric motor field, concretely relates to side drive linear motor.
Background
The conventional drive coils of the linear motors are mostly realized in the Z direction, which causes magnetic flux leakage in the Z direction of the motor, deformation in the Z direction of the spring piece and inclination in the Y direction during the movement of the motor, and has a plurality of defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a side drive linear motor can effectively solve not enough among the prior art.
The utility model discloses a realize through following technical scheme: a side driving linear motor comprises a casing, a rotor assembly and a stator assembly, wherein the rotor assembly comprises a tungsten block, a permanent magnet, a spring piece and a yoke, the stator assembly comprises an F-PCB, a coil and a support, the coil and the F-PCB are fixedly connected to the support of the linear motor, the tungsten block and the permanent magnet are fixedly connected together, the spring piece is connected between the tungsten block and the casing, the coil is located in the magnetic field range of the permanent magnet, the spring piece supports the tungsten block, and a driving coil is fixed to the side of the casing.
As a preferred technical scheme, a magnet reserved position is arranged on the tungsten block, and more than one permanent magnet is arranged in the magnet reserved position of the tungsten block.
As a preferred technical scheme, the permanent magnets are arranged in a Halbach array mode.
As the preferred technical scheme, the motor shell is of a cuboid structure formed by splicing a shell and a support.
As a preferred technical scheme, the driving coil and the magnet are respectively positioned at two sides of the shell and the tungsten block.
As a preferable technical solution, the coil adopts 1+ N coils, where N is a natural number.
The utility model has the advantages that: the tungsten block and the permanent magnet are fixedly connected together, and the permanent magnet is arranged in a Halbach array mode, so that the magnetic induction intensity can be increased, and the utilization rate of the permanent magnet is improved;
secondly, the driving coil is bonded with the side surface (two surfaces) of the shell, a space is reserved in the middle of the tungsten block, and a permanent magnet is arranged in the space, so that the tungsten block can horizontally move in a simple harmonic manner to generate a vibration effect;
and thirdly, the shell adopts a completely new assembly structure, which is beneficial to the process assembly of each element.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an exploded view of the present invention;
fig. 2 is an internal cross-sectional view of the present invention;
fig. 3 is a schematic view of the magnetic field of the present invention;
fig. 4 is a schematic view of the magnetic field of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly
In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1-4, the side-driving linear motor of the present invention comprises a casing 1, a mover assembly and a stator assembly, wherein the mover assembly comprises a tungsten block 3, a permanent magnet 9, a spring plate 4 and a yoke 2, the stator assembly comprises an F-PCB7, a coil 6 and a bracket 8, and the coil 6 and the F-PCB7 are fixedly connected to the bracket 8 of the linear motor;
the tungsten block 3 is fixedly connected with the permanent magnet 9, the spring piece 4 is connected between the tungsten block 3 and the shell 1, the coil 6 is located in the magnetic field range of the permanent magnet 9, the spring piece 4 supports the tungsten block 3, and the coil 6 is fixedly bonded with the side face of the shell 1.
The tungsten block 3 is provided with a magnet reserved position, and more than one permanent magnet 9 is arranged in the magnet reserved position of the tungsten block 3, so that horizontal simple harmonic motion of the tungsten block is achieved, and a vibration effect is generated.
The permanent magnets 9 are arranged in a Halbach array mode, so that the magnetic induction intensity can be increased, and the utilization rate of the permanent magnets is improved;
in this embodiment, the motor casing is a rectangular structure formed by splicing the casing 1 and the support 8, which is beneficial to the process assembly of each element. The coil 6 and the permanent magnet 9 are respectively positioned on both sides of the casing 1 and the tungsten block 3.
The coil 6 adopts 1+ N coils, where N is natural, and the present embodiment preferably selects N as 1 coil.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (6)
1. A side drive linear motor characterized by: the stator assembly comprises a casing (1), a rotor assembly and a stator assembly, wherein the rotor assembly comprises a tungsten block (3), a permanent magnet (9), a spring piece (4) and a yoke (2), the stator assembly comprises an F-PCB (7), a coil (6) and a support (8), and the coil (6) and the F-PCB (7) are fixedly connected to the support (8) of the linear motor;
the tungsten block (3) is fixedly connected with the permanent magnet (9), the spring piece (4) is connected between the tungsten block (3) and the shell (1), the coil (6) is located in the magnetic field range of the permanent magnet (9), the spring piece (4) supports the tungsten block (3), and the coil (6) is fixed with the side face of the shell (1).
2. The side-drive linear motor of claim 1, wherein: the tungsten block (3) is provided with a magnet reserved position, and more than one permanent magnet (9) is arranged in the magnet reserved position of the tungsten block (3).
3. The side-drive linear motor of claim 1, wherein: the permanent magnets (9) are arranged in a Halbach array mode.
4. The side-drive linear motor of claim 1, wherein: the motor shell is of a cuboid structure formed by splicing a shell (1) and a support (8).
5. The side-drive linear motor of claim 1, wherein: the coil (6) and the permanent magnet (9) are respectively positioned on two sides of the shell (1) and the tungsten block (3).
6. The side-drive linear motor of claim 1, wherein: the coil (6) adopts 1+ N coils, wherein N is a natural number.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021781341.4U CN212572350U (en) | 2020-08-24 | 2020-08-24 | Side-driving linear motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021781341.4U CN212572350U (en) | 2020-08-24 | 2020-08-24 | Side-driving linear motor |
Publications (1)
Publication Number | Publication Date |
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CN212572350U true CN212572350U (en) | 2021-02-19 |
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CN202021781341.4U Active CN212572350U (en) | 2020-08-24 | 2020-08-24 | Side-driving linear motor |
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CN (1) | CN212572350U (en) |
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2020
- 2020-08-24 CN CN202021781341.4U patent/CN212572350U/en active Active
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