CN108649724A - Voice coil motor module and oscillating control device - Google Patents
Voice coil motor module and oscillating control device Download PDFInfo
- Publication number
- CN108649724A CN108649724A CN201810630352.3A CN201810630352A CN108649724A CN 108649724 A CN108649724 A CN 108649724A CN 201810630352 A CN201810630352 A CN 201810630352A CN 108649724 A CN108649724 A CN 108649724A
- Authority
- CN
- China
- Prior art keywords
- voice coil
- coil motor
- rotary encoder
- motor module
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/34—Reciprocating, oscillating or vibrating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
-
- 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
- H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
Abstract
The present invention provides a kind of voice coil motor module and oscillating control device, the voice coil motor module includes voice coil motor, rotary encoder and rigid connector, wherein：The voice coil motor includes the guide rail of pedestal, stator, mover and arc-shaped, and the mover is run along the guide rail；The rotary encoder includes mounting surface and shaft, and the mounting surface is exposed in one end of the shaft；The pedestal of the voice coil motor is fixed on the mounting surface of the rotary encoder, and the center of circle of the guide rail is overlapped with the axle center of the shaft；The shaft of the rotary encoder is fixedly connected with the rigid connector, and the first end of the rigid connector is connect with the mover of the voice coil motor.The present invention is by by voice coil motor and rotary encoder be integrated and a shared shaft, to when the voice coil motor module is applied to oscillating control device, make entire oscillating control device spaces compact.
Description
Technical field
The present invention relates to motor fields, more specifically to a kind of voice coil motor module and oscillating control device.
Background technology
In the operating modes such as guide operation, the reciprocally swinging in limited angle such as swing arm need to be controlled.In the prior art, usually
The reciprocally swinging that swing arm progress low-angle is driven using traditional electric rotary machine, to realize specific duty requirements.Above-mentioned biography
System electric rotary machine includes the stator being fixed in shell, is set to the rotor assembly of bore of stator and is fixed on rotor set
The machine shaft (output shaft) of part, swing arm is fixed on machine shaft.
The above-mentioned reciprocally swinging that low-angle is carried out using conventional rotary motor is controlled, and there are following technological deficiencies：
(1) conventional rotary motor need to be in end set rotary encoder, and which increase installation spaces, are unfavorable for space
Compact occasion；
(2) conventional rotary electric machine structure is complicated, and cost of manufacture is high, and Material Cost is high；
(3) conventional rotary motor inertia is big, and startup instant starting currents are big in swing period, increase actuator power
Element cost；
(4) conventional rotary motor control mode is complicated, increases driver hardware cost.
Invention content
The technical problem to be solved in the present invention is, when for carrying out weave control above by traditional electric rotary machine
Big, the of high cost problem of occupied space provides a kind of voice coil motor module and oscillating control device.
The technical solution that the present invention solves above-mentioned technical problem is to provide a kind of voice coil motor module, including voice coil motor,
Rotary encoder and rigid connector, wherein：The voice coil motor includes the guide rail of pedestal, stator, mover and arc-shaped, and
The mover is run along the guide rail；The rotary encoder includes mounting surface and shaft, and one end of the shaft is revealed
Go out the mounting surface；The pedestal of the voice coil motor is fixed on the mounting surface of the rotary encoder, and the guide rail
The center of circle is overlapped with the axle center of the shaft；The shaft of the rotary encoder is fixedly connected with the rigid connector, and institute
The first end for stating rigid connector is connect with the mover of the voice coil motor.
In voice coil motor module of the present invention, the rotary encoder further includes mounting flange, and the peace
Fill the first side surface composition of flange mounting surface of the rotary encoder.
In voice coil motor module of the present invention, the rotary encoder further includes protective cover, photoelectric subassembly, code
Disk and bearing；The protective cover is fixed on the second side surface of the mounting flange, and the photoelectric subassembly, code-disc are mounted on
In the protective cover；The bearing is fixed on the mounting flange, and the shaft is exposed to the installation across the bearing
First side surface of flange.
In voice coil motor module of the present invention, the first side of the mounting flange, which has, protrudes from the mounting surface
Bulge loop, the outer ring of the bearing is fixed on the inner wall of the bulge loop.
In voice coil motor module of the present invention, the section of the pedestal of the voice coil motor is semi-circular shape, and institute
It includes the convex globoidal and cancave cambered surface perpendicular to the mounting surface to state pedestal, and the cancave cambered surface of the pedestal is close to the mounting flange
The outer wall of bulge loop is arranged.
In voice coil motor module of the present invention, the shaft of the rotary encoder perpendicular to the mounting surface,
The code-disc is parallel to the mounting surface.
In voice coil motor module of the present invention, the guide rail is located in the pedestal, and the guide rail is parallel to
The mounting surface of the rotary encoder；The stator is located in the pedestal, and the stator includes permanent magnet.
In voice coil motor module of the present invention, the mover is installed to described lead by inlay card or empty set mode
Rail, and slided on the guide rail.
In voice coil motor module of the present invention, the plane where the rigid connector is parallel to described rotary
The mounting surface of encoder, and there is vertical through-hole on the rigid connector, the shaft of the rotary encoder is across described
Vertical through-hole is mutually fixed with the rigid connector.
The present invention also provides a kind of oscillating control device, including swing arm and voice coil motor module as described above, the pendulum
Arm is connected to the second end of the rigid connector.
The voice coil motor module and oscillating control device of the present invention, by the way that voice coil motor and rotary encoder are integrated one
Body simultaneously shares a shaft, to which when the voice coil motor module is applied to oscillating control device, entire weave control can fill
Set spaces compact.Since voice coil motor has the characteristics that inertia is low, starting current can be reduced, lower actuator power element at
This, so as to substantially reduce the cost of oscillating control device.
Description of the drawings
Fig. 1 is the schematic diagram of voice coil motor module embodiment of the present invention；
Fig. 2 is another schematic diagram of voice coil motor module embodiment of the present invention；
Fig. 3 is the diagrammatic cross-section of voice coil motor module embodiment of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figs. 1-3, be the schematic diagram of voice coil motor module embodiment of the present invention, the voice coil motor module can be used for into
Row weave control, such as the guide control in textile machine.Voice coil motor module in the present embodiment includes voice coil motor, rotation
Formula encoder and rigid connector 3, wherein voice coil motor include the guide rail 13 of pedestal 11, stator, mover 12 and arc-shaped, and
When voice coil motor is run, mover 12 moves reciprocatingly along guide rail 13.Rotary encoder includes mounting surface and shaft 22, and is turned
Expose mounting surface in one end of axis 22.The pedestal 11 of voice coil motor is fixed on the mounting surface of rotary encoder, and guide rail 13
The center of circle is overlapped with the axle center of shaft 22.The shaft 22 of above-mentioned rotary encoder is fixedly connected with rigid connector 3, and rigidity connects
The first end of fitting 3 and the mover 12 of voice coil motor connect.
When above-mentioned voice coil motor module is run, mover 12 does reciprocal operation along the guide rail 13 of arc-shaped, and drives rigidity
Connector 3 around the shaft 22 axis swing, while the shaft 22 of rotary encoder rigid connector 3 drive under rotate, from
And rotary encoder exports corresponding position signal.
Above-mentioned voice coil motor module by by voice coil motor and rotary encoder be integrated and a shared shaft, from
And when the voice coil motor module is applied to oscillating control device, entire oscillating control device spaces compact can be made.And due to
Voice coil motor has the characteristics that inertia is low, can reduce starting current, lowers actuator power element cost, so as to drop significantly
The cost of low oscillating control device.
Above-mentioned rigid connector 3 can be made of the metal material of strip, and the plane where the rigid connector 3 is parallel to rotation
The mounting surface of rotatable encoder, and there is vertical through-hole on the rigid connector 3, shaft 22 passes through the vertical through-hole to connect with rigidity
3 phase of fitting is fixed (such as passing through interference fit type).To improve the stability connected between shaft 22 and rigid connector 3,
Non-circular such as rectangular, hexagon etc. can be used in the section of above-mentioned vertical through-hole, correspondingly, in shaft 22 with rigid connector 3
Joining part section also be it is corresponding non-circular.The first end of rigid connector 3 then can be solid by modes such as screw, buckles
Surely mover 12 is arrived.
Specifically, above-mentioned rotary encoder includes mounting flange 21, and the first side surface composition of mounting flange 21
The mounting surface of rotary encoder.Above-mentioned mounting flange 21 can be in disk form, and the edge of the mounting flange 21 is with multiple
Mounting hole 212, by these mounting holes 212, it can be achieved that the installation of voice coil motor module is fixed.
Above-mentioned rotary encoder may also include protective cover 23, photoelectric subassembly 24, code-disc 25 and bearing 26.Above-mentioned protection
The second side surface that cover 23 is fixed on mounting flange 21 (i.e. with the back side of mounting surface), and photoelectric subassembly 24, code-disc 25 are mounted on
In protective cover 23.Bearing 26 is fixed on mounting flange 21, and shaft 22 passes through bearing 26, and (shaft 22 is pacified by the inner ring of bearing 26
Dress is fixed) it is exposed to the first side surface (i.e. mounting surface) of mounting flange 21.Above-mentioned code-disc 25 is coaxially disposed with shaft 22, and with
22 angular displacement having the same of shaft.When rigid connector 3 drives shaft 22 to rotate, code-disc 25 is rotated synchronously with shaft 22,
To which photoelectric subassembly 24 can generate position signal according to the rotational angle of code-disc 25, and position signal is exported by cable 29.
The parameter informations such as acquisition hunting frequency, displacement can be calculated according to above-mentioned position signal by being connected to the host computer of cable 29.
By the above-mentioned means, it is not necessary that bearing is arranged for voice coil motor, not only saves volume material, reduces cost, Er Qiejian
The structure of voice coil motor module is changed.
Particularly, in above-mentioned rotary encoder, shaft 22 (is installed perpendicular to the first side surface of mounting flange 21
Face), and code-disc 25 is then parallel to mounting surface.Above structure is conducive to simplify the structure of voice coil motor module, improves control accuracy.
Voice coil motor is set to the first side of mounting flange 21, and the pedestal 11 of the voice coil motor is affixed on Method for Installation with bottom surface
The mode of the first side surface of orchid 21 is fixed on mounting flange 21.In above-mentioned voice coil motor, the bottom surface of pedestal 11 is smooth, leads
Rail 13 is located on pedestal 11, and single track or more rail structures specifically can be used in guide rail 13.Plane where above-mentioned guide rail 13 is parallel to
The bottom surface (when guide rail 13 is using more rail structures, the plane where each single track) of pedestal 11, i.e., the plane where guide rail 13 is flat
Row is in the first side surface (mounting surface of rotary encoder) of mounting flange 21.
In above-mentioned voice coil motor, mover 12 is set on guide rail 13, can specifically pass through the modes such as inlay card, empty set.Stator
It is set in pedestal 11, and is provided with permanent magnet in stator (ferrite or neodymium iron boron specifically can be selected in the permanent magnet).Mover
Coil is wound in 12, and the coil can connect power supply by power line 15, after coil is powered (alternating current), mover 12
The middle magnetic field for generating alternation, to carry out reciprocal sliding, phase on guide rail 13 according to specific frequency under the action of electromagnetic force
Reciprocally swinging is done in Ying Di, the axle center that the rigid connector being connected with the mover 12 then surrounds shaft 22.
First side of above-mentioned mounting flange 21 has bulge loop 211, and the bulge loop 211 protrudes from the first side of mounting flange 21
Surface (i.e. mounting surface), the outer ring of bearing 26 is fixed on the inner wall of bulge loop 211, to which shaft 22 is from the center of bulge loop 211
It stretches out and is connected with rigid connector 3.
Correspondingly, the section of the pedestal 11 of voice coil motor is alternatively semi-circular shape, and pedestal 11 includes perpendicular to Method for Installation
(above-mentioned convex globoidal 111 and cancave cambered surface 112 are same for the convex globoidal 111 and cancave cambered surface 112 of the first side surface (i.e. mounting surface) of orchid 21
Axis).The radius of above-mentioned cancave cambered surface 112 is matched with the radius of the outer wall of the bulge loop 211 of mounting flange 21.It is fixed to peace in pedestal 11
When filling flange 21, the outer wall of the bulge loop 211 of mounting flange 21 is close in the bottom of cancave cambered surface 112.Above-mentioned convex globoidal 111 is located at installation
The inside of the mounting hole 212 of flange 21, the installation to not influence voice coil motor module are fixed.
The present invention also provides a kind of oscillating control device, which can realize weave control, such as guide control
System etc..The swing oscillating control device specifically may include swing arm and voice coil motor module as described above, and swing arm is connected to just
The second end of property connector.
Above-mentioned oscillating control device by the way that the both ends of rigid connector to be separately connected to mover and the swing arm of voice coil motor, and
Rigid connector is set to be fixed in the shaft of rotary encoder, to drive swing arm toward physical pendulum by the mover of voice coil motor
It is dynamic, to realize the specific operations such as guide.
In above-mentioned oscillating control device, since mover weight is low, inertia is low, starting current is small, it is single that driving can be substantially reduced
First cost.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
Subject to.
Claims (10)
1. a kind of voice coil motor module, which is characterized in that including voice coil motor, rotary encoder and rigid connector, wherein：
The voice coil motor includes the guide rail of pedestal, stator, mover and arc-shaped, and the mover is run along the guide rail；The rotation
Rotatable encoder includes mounting surface and shaft, and the mounting surface is exposed in one end of the shaft；The bottom of the voice coil motor
Seat is fixed on the mounting surface of the rotary encoder, and the center of circle of the guide rail is overlapped with the axle center of the shaft；It is described
The shaft of rotary encoder is fixedly connected with the rigid connector, and the first end of the rigid connector and the voice coil
The mover of motor connects.
2. voice coil motor module according to claim 1, which is characterized in that the rotary encoder further includes Method for Installation
Orchid, and the first side surface composition of mounting flange mounting surface of the rotary encoder.
3. voice coil motor module according to claim 2, which is characterized in that the rotary encoder further includes protection
Cover, photoelectric subassembly, code-disc and bearing；The protective cover is fixed on the second side surface of the mounting flange, and the photoelectricity
Component, code-disc are mounted in the protective cover；The bearing is fixed on the mounting flange, and the shaft passes through the bearing
It is exposed to the first side surface of the mounting flange.
4. voice coil motor module according to claim 3, which is characterized in that the first side of the mounting flange, which has, to be protruded
It is fixed on the inner wall of the bulge loop in the outer ring of the bulge loop of the mounting surface, the bearing.
5. voice coil motor module according to claim 4, which is characterized in that the section of the pedestal of the voice coil motor is half
Circular ring shape, and the pedestal includes the convex globoidal and cancave cambered surface perpendicular to the mounting surface, the cancave cambered surface of the pedestal is close to institute
State the outer wall setting of the bulge loop of mounting flange.
6. voice coil motor module according to claim 1, which is characterized in that the shaft of the rotary encoder perpendicular to
The mounting surface, the code-disc are parallel to the mounting surface.
7. voice coil motor module according to claim 1, which is characterized in that the guide rail is located in the pedestal, and institute
State the mounting surface that guide rail is parallel to the rotary encoder；The stator is located in the pedestal, and the stator includes forever
Magnet.
8. voice coil motor module according to claim 1, which is characterized in that the mover is pacified by inlay card or empty set mode
It is attached to the guide rail, and is slided on the guide rail.
9. voice coil motor module according to claim 1, which is characterized in that the plane where the rigid connector is parallel
In the mounting surface of the rotary encoder, and there is vertical through-hole on the rigid connector, the rotary encoder
Shaft is mutually fixed across the vertical through-hole with the rigid connector.
10. a kind of oscillating control device, which is characterized in that including swing arm and voice coil as claimed in any one of claims 1-9 wherein
Motor module, the swing arm are connected to the second end of the rigid connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810630352.3A CN108649724A (en) | 2018-06-19 | 2018-06-19 | Voice coil motor module and oscillating control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810630352.3A CN108649724A (en) | 2018-06-19 | 2018-06-19 | Voice coil motor module and oscillating control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108649724A true CN108649724A (en) | 2018-10-12 |
Family
ID=63752802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810630352.3A Pending CN108649724A (en) | 2018-06-19 | 2018-06-19 | Voice coil motor module and oscillating control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108649724A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1872646A (en) * | 2005-05-31 | 2006-12-06 | 村田机械株式会社 | Traverse device for yarn, and textile machinery including the same |
| JP2007178235A (en) * | 2005-12-27 | 2007-07-12 | Kodenshi Corp | Rotary encoder for motor and its manufacturing method |
| BG109733A (en) * | 2006-11-08 | 2008-05-30 | Централна Лаборатория По Мехатроника И Приборостроене - Бан | Manipulator |
| CN102762306A (en) * | 2010-02-23 | 2012-10-31 | 奥图泰有限公司 | Flotation machine |
| US20150138616A1 (en) * | 2013-11-18 | 2015-05-21 | H.N. Burns Engineering Corporation | Laser scanner apparatus |
| CN104735302A (en) * | 2015-03-31 | 2015-06-24 | 中国科学院上海技术物理研究所 | Swing sweep imager cantilever type swing shaft gap elimination high-frequency image shifting compensation device |
| CN106300870A (en) * | 2016-09-22 | 2017-01-04 | 国网江苏省电力公司泰州供电公司 | Wave voice coil motor and gravitational compensation method thereof |
| KR20170010976A (en) * | 2015-07-21 | 2017-02-02 | 정태화 | An encoder built in a Voice coil motor |
| CN208589829U (en) * | 2018-06-19 | 2019-03-08 | 苏州汇川技术有限公司 | Voice coil motor mould group and oscillating control device |
-
2018
- 2018-06-19 CN CN201810630352.3A patent/CN108649724A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1872646A (en) * | 2005-05-31 | 2006-12-06 | 村田机械株式会社 | Traverse device for yarn, and textile machinery including the same |
| JP2007178235A (en) * | 2005-12-27 | 2007-07-12 | Kodenshi Corp | Rotary encoder for motor and its manufacturing method |
| BG109733A (en) * | 2006-11-08 | 2008-05-30 | Централна Лаборатория По Мехатроника И Приборостроене - Бан | Manipulator |
| CN102762306A (en) * | 2010-02-23 | 2012-10-31 | 奥图泰有限公司 | Flotation machine |
| US20150138616A1 (en) * | 2013-11-18 | 2015-05-21 | H.N. Burns Engineering Corporation | Laser scanner apparatus |
| CN104735302A (en) * | 2015-03-31 | 2015-06-24 | 中国科学院上海技术物理研究所 | Swing sweep imager cantilever type swing shaft gap elimination high-frequency image shifting compensation device |
| KR20170010976A (en) * | 2015-07-21 | 2017-02-02 | 정태화 | An encoder built in a Voice coil motor |
| CN106300870A (en) * | 2016-09-22 | 2017-01-04 | 国网江苏省电力公司泰州供电公司 | Wave voice coil motor and gravitational compensation method thereof |
| CN208589829U (en) * | 2018-06-19 | 2019-03-08 | 苏州汇川技术有限公司 | Voice coil motor mould group and oscillating control device |
Non-Patent Citations (1)
| Title |
|---|
| 徐立芳、莫宏伟: "工业自动化系统与技术", vol. 1, 哈尔滨工程大学出版社, pages: 90 - 91 * |
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