CN111463988A - Novel spring piece Z-axis linear motor and implementation method thereof - Google Patents
Novel spring piece Z-axis linear motor and implementation method thereof Download PDFInfo
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- CN111463988A CN111463988A CN202010413129.0A CN202010413129A CN111463988A CN 111463988 A CN111463988 A CN 111463988A CN 202010413129 A CN202010413129 A CN 202010413129A CN 111463988 A CN111463988 A CN 111463988A
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- linear motor
- axis linear
- magnetic
- elastic sheet
- novel spring
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 239000012634 fragment Substances 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 9
- 230000005389 magnetism Effects 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 230000005684 electric field Effects 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The invention discloses a novel spring piece Z-axis linear motor which comprises a shell, wherein a lower bracket is connected below the shell, a stator assembly is arranged above the lower bracket, a vibrator assembly is arranged above the stator assembly, the stator assembly comprises an FPC (flexible printed circuit) board and a coil, the FPC board is connected above the lower bracket, the coil is connected above the FPC board and electrically connected with the FPC board, the vibrator assembly comprises a mass block and magnetic steel, the magnetic steel is embedded in the mass block, the upper side and the lower side of the mass block are respectively connected with the shell and the lower bracket through elastic pieces, and hollow grooves are formed in the elastic pieces; the invention also discloses a realization method of the novel spring piece Z-axis linear motor. The elastic sheet adopts a V-shaped structure, so that the elastic sheet is wider, and the elastic sheet has the advantages of small amplitude and difficult deformation; the hollow groove is formed in the middle of the elastic sheet, so that the production cost of the elastic sheet is greatly reduced.
Description
Technical Field
The invention belongs to the technical field of motors, and particularly relates to a novel spring piece Z-axis linear motor and an implementation method thereof.
Background
The miniature vibration motor is an indispensable component in the industrial fields of electronics, automobiles, household appliances and the like, and provides tactile feedback and vibration reminding for a user. The linear motor is concerned with due to the advantages of simple structure, suitability for high-speed linear motion, high utilization rate of primary windings, no transverse edge effect, fast response time, long service life and the like, and can provide various vibration modes and provide abundant, diverse, fine and vivid tactile feedback for users. There are two main types of linear motors currently in use: one is square along the X-axis and the other is circular along the Z-axis.
The prior art lacks a motor with a square structure and capable of vibrating along the Z axis, and a square-structured vibration motor along the Z axis is needed in some applications, so that a square-structured vibration motor along the Z axis is needed.
Disclosure of Invention
The invention aims to provide a novel spring piece Z-axis linear motor to solve the problems in the background art. The novel Z-axis linear motor with the spring pieces has the characteristics.
The invention also aims to provide a method for realizing the novel spring piece Z-axis linear motor.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel spring leaf Z axis nature motor, which comprises a housing, the below of casing is connected with the bottom bracket, the top of bottom bracket is equipped with stator module, stator module's top is equipped with vibrator subassembly, stator module includes FPC circuit board and coil, wherein, FPC circuit board connects the top at the bottom bracket, FPC circuit board's top is connected with the coil, coil and FPC circuit board electric connection, vibrator subassembly includes quality piece and magnet steel, wherein, the inside embedding of quality piece is provided with the magnet steel, the upper and lower both sides of quality piece are connected with casing and bottom bracket through the shell fragment respectively, be equipped with the fretwork groove on the shell fragment.
Furthermore, the mass block is internally provided with an accommodating groove, a magnetic frame is embedded in the accommodating groove, and the magnetic steel is embedded in the magnetic frame.
In the invention, a yoke is connected below the magnetic steel.
In the invention, the elastic sheet is of a V-shaped structure.
In the invention, the opposite surfaces of the connecting end surfaces of the elastic sheet, the shell and the lower bracket are connected with stop blocks.
In the invention, a foam or silica gel layer is arranged on one side opposite to the two stop blocks.
In the present invention, the magnetic frame is a magnetic conductive member.
Further, the implementation method of the novel spring piece Z-axis linear motor comprises the following steps:
the first step, the machine shell and the lower bracket form a closed cavity for accommodating the internal vibrator component and the stator component;
the yoke iron is bonded with the magnetic steel through glue, the magnetic steel is bonded with the magnetic frame through glue, the magnetic frame is bonded with the mass block through glue, and the magnetic steel provides a driving magnetic field for the vibration of the motor;
thirdly, the FPC circuit board and the coil form a circuit, an electric field is generated when the circuit is electrified, and the electric field and the magnetic field interact to drive the vibrator component to vibrate;
and the elastic sheet is connected with the mass block and the lower bracket and provides elastic force for movement, so that the vibration assembly reciprocates in the Z-axis direction.
In the method for realizing the novel Z-axis linear motor of the spring piece, the accommodating groove is formed in the mass block, the magnetic frame is embedded in the accommodating groove, the magnetic steel is embedded in the magnetic frame, the yoke is connected below the magnetic steel, the elastic piece is of a V-shaped structure, the opposite surfaces of the elastic piece, the connection end surface of the shell and the lower bracket are respectively connected with the stop blocks, one side, opposite to the two stop blocks, of the elastic piece is provided with the foam or silica gel layer, and the magnetic frame is a magnetic conduction component.
Compared with the prior art, the invention has the beneficial effects that:
1. the elastic sheet adopts a V-shaped structure, so that the elastic sheet is wider, and the elastic sheet has the advantages of small amplitude and difficult deformation;
2. the hollow groove is formed in the middle of the elastic sheet, so that the production cost of the elastic sheet is greatly reduced;
3. the magnetic frame is arranged in the mass block, the magnetic frame can fold a magnetic field, and the magnetic induction intensity of the coil side is increased, so that the driving force is increased;
4. the opposite surfaces of the connecting end surfaces of the elastic sheet, the shell and the lower bracket are respectively connected with the stop dog, the strength of the welding area of the elastic sheet is enhanced by the stop dog, and the elastic sheet is protected under the condition of ensuring the welding strength;
5. according to the invention, the foam or silica gel layer is arranged on one side opposite to the two stop blocks, so that a buffer effect can be achieved when large displacement in the vibration direction is ensured in the mechanical impact or the continuous operation of the motor, the elastic sheet is ensured not to be easily deformed, and the service life of the motor is prolonged.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of the vibrator assembly of the present invention;
FIG. 4 is a schematic view of a stator assembly of the present invention;
FIG. 5 is a schematic structural view of a spring plate according to the present invention;
in the figure: 1. a housing; 2. a spring plate; 21. hollowing out the grooves; 22. a stopper; 3. a mass block; 4. a magnetic frame; 5. a yoke; 6. a lower bracket; 7. an FPC circuit board; 8. a coil; 9. and (5) magnetic steel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a novel spring leaf Z axis nature motor, which comprises a housing 1, the below of casing 1 is connected with bottom bracket 6, bottom bracket 6's top is equipped with stator module, stator module's top is equipped with vibrator subassembly, stator module includes FPC circuit board 7 and coil 8, wherein, FPC circuit board 7 is connected in bottom bracket 6's top, FPC circuit board 7's top is connected with coil 8, coil 8 and FPC circuit board 7 electric connection, vibrator subassembly includes quality piece 3 and magnet steel 9, wherein, the inside embedding of quality piece 3 is provided with magnet steel 9, the upper and lower both sides of quality piece 3 are connected with casing 1 and bottom bracket 6 through shell fragment 2 respectively, be equipped with fretwork groove 21 on the shell fragment 2.
Further, the inside of quality piece 3 is equipped with the holding tank, and the inside embedding of holding tank is provided with magnetism frame 4, and magnet steel 9 embedding is in the inside of magnetism frame 4, and magnetism frame 4 is the magnetic conduction component.
Through adopting above-mentioned technical scheme, magnetic frame 4 chooses ferrite stainless steel material for use, and magnetic frame 4 can draw in the magnetic field in, increases the magnetic induction intensity of coil side to increase driving force.
Further, a yoke 5 is connected below the magnetic steel 9.
By adopting the technical scheme, when the vibrator component moves, the yoke 5 can cut the magnetic induction line, the electromotive force and the eddy current are generated, the loss is increased, and the stop time after power failure is reduced.
Further, the elastic sheet 2 is of a V-shaped structure.
By adopting the technical scheme, the elastic sheet 2 is of a V-shaped structure, so that the elastic sheet 2 is wider, and the elastic sheet has the advantages of small amplitude and difficult deformation; and the middle of the elastic sheet 2 is provided with a hollow groove 21, so that the production cost of the elastic sheet 2 is greatly reduced.
Furthermore, the opposite surfaces of the connection end surfaces of the elastic sheet 2, the shell 1 and the lower bracket 6 are connected with a stop block 22.
Through adopting above-mentioned technical scheme, dog 22 has strengthened the intensity in shell fragment 2 welding area, guarantees under the condition of welding strength, protects shell fragment 2 simultaneously.
Example 2
The present embodiment is different from embodiment 1 in that: further, the opposite sides of the two stoppers 22 are provided with foam or silica gel layers, and the stopper 22 is preferably adhered with foam in the embodiment.
Through adopting above-mentioned technical scheme, receiving mechanical shock or motor and continuing the operation, can playing the cushioning effect when guaranteeing the big displacement of vibration direction (Z to) to guarantee that shell fragment 2 is difficult to warp, increase motor life.
Further, the implementation method of the novel spring piece Z-axis linear motor comprises the following steps:
the machine shell 1 and the lower bracket 6 form a closed cavity for accommodating an internal vibrator component and a stator component;
the yoke iron 5 is bonded with the magnetic steel 9 through glue, the magnetic steel 9 is bonded with the magnetic frame 4 through glue, the magnetic frame 4 is bonded with the mass block 3 through glue, and the magnetic steel 9 provides a driving magnetic field for motor vibration;
thirdly, the FPC 7 and the coil 8 form a circuit, an electric field is generated when the circuit is electrified, and the electric field and the magnetic field interact to drive the vibrator component to vibrate;
and (IV) the elastic sheet 2 is connected with the mass block 3 and the lower bracket 6, and provides elasticity for movement, so that the vibrator assembly reciprocates in the Z-axis direction.
In summary, the elastic sheet 2 of the invention adopts a V-shaped structure, so that the elastic sheet 2 is wider, and has the advantages of small amplitude and difficult deformation; the hollow groove 21 is formed in the middle of the elastic sheet 2, so that the production cost of the elastic sheet 2 is greatly reduced; the magnetic frame is arranged in the mass block, the magnetic frame can fold a magnetic field, and the magnetic induction intensity of the coil side is increased, so that the driving force is increased; the opposite surfaces of the connecting end surfaces of the elastic sheet 2, the shell 1 and the lower bracket 6 are respectively connected with the stop dog 22, the strength of the welding area of the elastic sheet 2 is enhanced by the stop dog 22, and the elastic sheet 2 is protected under the condition of ensuring the welding strength; according to the invention, the foam or silica gel layer is arranged on one side opposite to the two stop blocks 22, so that a buffer effect can be achieved when large displacement in the vibration direction is ensured in the mechanical impact or the continuous operation of the motor, thereby ensuring that the elastic sheet 2 is not easy to deform and prolonging the service life of the motor.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a novel spring leaf Z axis linear motor, includes casing (1), its characterized in that: the below of casing (1) is connected with bottom bracket (6), the top of bottom bracket (6) is equipped with stator module, stator module's top is equipped with vibrator subassembly, stator module includes FPC circuit board (7) and coil (8), wherein, the top in bottom bracket (6) is connected in FPC circuit board (7), the top of FPC circuit board (7) is connected with coil (8), coil (8) and FPC circuit board (7) electric connection, vibrator subassembly includes quality piece (3) and magnet steel (9), wherein, the inside embedding of quality piece (3) is provided with magnet steel (9), the upper and lower both sides of quality piece (3) are connected with casing (1) and bottom bracket (6) through shell fragment (2) respectively, be equipped with fretwork groove (21) on shell fragment (2).
2. The novel spring plate Z-axis linear motor as claimed in claim 1, wherein: the inside of quality piece (3) is equipped with the holding tank, and the inside embedding of holding tank is provided with magnetism frame (4), and magnet steel (9) embedding is in the inside of magnetism frame (4).
3. The novel spring plate Z-axis linear motor as claimed in claim 1, wherein: a yoke iron (5) is connected below the magnetic steel (9).
4. The novel spring plate Z-axis linear motor as claimed in claim 1, wherein: the elastic sheet (2) is of a V-shaped structure.
5. The novel spring plate Z-axis linear motor as claimed in claim 1, wherein: the opposite surfaces of the connection end surfaces of the elastic sheet (2), the shell (1) and the lower bracket (6) are connected with a stop block (22).
6. The novel spring plate Z-axis linear motor as claimed in claim 5, wherein: and one side of the two stop blocks (22) opposite to each other is provided with a foam or silica gel layer.
7. The novel spring plate Z-axis linear motor as claimed in claim 1, wherein: the magnetic frame (4) is a magnetic conduction component.
8. The method for realizing the novel Z-axis linear motor with the spring plate as set forth in any one of claims 1 to 7, comprises the following steps:
the shell (1) and the lower bracket (6) form a closed cavity for accommodating an internal vibrator component and a stator component;
the yoke (5) is bonded with the magnetic steel (9) through glue, the magnetic steel (9) is bonded with the magnetic frame (4) through glue, the magnetic frame (4) is bonded with the mass block (3) through glue, and the magnetic steel (9) provides a driving magnetic field for motor vibration;
thirdly, the FPC circuit board (7) and the coil (8) form a circuit, an electric field is generated when the circuit is electrified, and the electric field and the magnetic field interact to drive the vibrator component to vibrate;
and the elastic sheet (2) is connected with the mass block (3) and the lower bracket (6) and provides elastic force for movement, so that the vibrator assembly reciprocates in the Z-axis direction.
9. The method for implementing a novel spring plate Z-axis linear motor as claimed in claim 8, wherein: the inside of quality piece (3) is equipped with the holding tank, the inside embedding of holding tank is provided with magnetism frame (4), magnet steel (9) embedding is in the inside of magnetism frame (4), the below of magnet steel (9) is connected with yoke (5), shell fragment (2) are the V-arrangement structure, all be connected with dog (22) on shell fragment (2) and casing (1) and bottom bracket (6) connection terminal surface's the opposite face, be equipped with bubble cotton or silica gel layer on one side that two dog (22) are relative, magnetism frame (4) are the magnetic conduction component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413129.0A CN111463988A (en) | 2020-05-15 | 2020-05-15 | Novel spring piece Z-axis linear motor and implementation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413129.0A CN111463988A (en) | 2020-05-15 | 2020-05-15 | Novel spring piece Z-axis linear motor and implementation method thereof |
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| Publication Number | Publication Date |
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| CN111463988A true CN111463988A (en) | 2020-07-28 |
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| CN202010413129.0A Pending CN111463988A (en) | 2020-05-15 | 2020-05-15 | Novel spring piece Z-axis linear motor and implementation method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205583979U (en) * | 2016-01-30 | 2016-09-14 | 歌尔股份有限公司 | Linear vibrating motor |
| CN205595995U (en) * | 2016-03-14 | 2016-09-21 | 歌尔股份有限公司 | Linear vibrating motor |
| CN106026604A (en) * | 2016-06-06 | 2016-10-12 | 歌尔股份有限公司 | Linear vibrating motor |
| CN106026603A (en) * | 2016-06-06 | 2016-10-12 | 歌尔股份有限公司 | Linear vibrating motor |
| KR20190092851A (en) * | 2018-01-31 | 2019-08-08 | 자화전자(주) | Horizontal type linear vibration generating device |
| CN110556998A (en) * | 2019-09-11 | 2019-12-10 | 浙江省东阳市东磁诚基电子有限公司 | Square Z-axis linear vibration motor and implementation method thereof |
| CN110601489A (en) * | 2019-09-11 | 2019-12-20 | 浙江省东阳市东磁诚基电子有限公司 | Novel elastic sheet type linear motor and implementation method thereof |
| CN110932515A (en) * | 2019-12-26 | 2020-03-27 | 浙江省东阳市东磁诚基电子有限公司 | Horizontal linear motor structure and implementation method thereof |
-
2020
- 2020-05-15 CN CN202010413129.0A patent/CN111463988A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205583979U (en) * | 2016-01-30 | 2016-09-14 | 歌尔股份有限公司 | Linear vibrating motor |
| CN205595995U (en) * | 2016-03-14 | 2016-09-21 | 歌尔股份有限公司 | Linear vibrating motor |
| CN106026604A (en) * | 2016-06-06 | 2016-10-12 | 歌尔股份有限公司 | Linear vibrating motor |
| CN106026603A (en) * | 2016-06-06 | 2016-10-12 | 歌尔股份有限公司 | Linear vibrating motor |
| KR20190092851A (en) * | 2018-01-31 | 2019-08-08 | 자화전자(주) | Horizontal type linear vibration generating device |
| CN110556998A (en) * | 2019-09-11 | 2019-12-10 | 浙江省东阳市东磁诚基电子有限公司 | Square Z-axis linear vibration motor and implementation method thereof |
| CN110601489A (en) * | 2019-09-11 | 2019-12-20 | 浙江省东阳市东磁诚基电子有限公司 | Novel elastic sheet type linear motor and implementation method thereof |
| CN110932515A (en) * | 2019-12-26 | 2020-03-27 | 浙江省东阳市东磁诚基电子有限公司 | Horizontal linear motor structure and implementation method thereof |
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Application publication date: 20200728 |