CN107370331B - Actuator and linear moving module - Google Patents
Actuator and linear moving module Download PDFInfo
- Publication number
- CN107370331B CN107370331B CN201610317445.1A CN201610317445A CN107370331B CN 107370331 B CN107370331 B CN 107370331B CN 201610317445 A CN201610317445 A CN 201610317445A CN 107370331 B CN107370331 B CN 107370331B
- Authority
- CN
- China
- Prior art keywords
- actuator
- magnetic element
- group
- linear
- fixation kit
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The present invention provides a kind of actuator and linear moving module, and actuator includes a fixation kit and a mobile component.Fixation kit includes a coil group, a pedestal, one first lock member and a linear track, wherein the first lock member passes through pedestal and linear track so that linear track to be fixed on pedestal.Mobile component includes a U-shaped backboard with an inner space, one first magnetic element group, the one second magnetic element group and a linear slide block for being aligned the first magnetic element group, wherein the first, second magnetic element group is set on U-shaped backboard and is placed in inner space, and aforementioned coil group is between the first, second magnetic element.Linear slide block is then fixed on the U-shaped backboard and is set in inner space, and is slidably connected aforementioned linear track.
Description
Technical field
The present invention relates to a kind of actuators.For more specifically, the invention particularly relates to one kind to have linear track and position
Set the actuator of sensor.
Background technique
General actuator/linear motor generally comprises mandrel rod formula linear motor and two kinds of U-shaped linear motor, wherein mandrel rod
Formula linear motor has open magnetic field, therefore in the case where multiple linear motors are arranged side by side, it is easy to interfere with each other.Therefore, mesh
Preceding is to improve driving force side by side using U-shaped linear motor mostly.
However, guide mechanism, position sensing mechanism and counterweight need to be additionally arranged after side by side in U-shaped linear motor at present
Element etc., other than it need to occupy larger space, it is even more impossible at any time according to the usage quantity of required adjustment U-shaped linear motor.
Summary of the invention
In order to solve above-mentioned existing problem, the present invention provides a kind of actuator, including a fixation kit and one is movably
Component.Fixation kit includes a coil group, a pedestal, one first lock member and a linear track, wherein the first locking member
Part passes through pedestal and linear track so that linear track to be fixed on pedestal.Mobile component includes the U with an inner space
Font backboard, one first magnetic element group, the one second magnetic element group and a linear slide block for being aligned the first magnetic element group,
Wherein the first, second magnetic element group is set on U-shaped backboard and is placed in inner space, and aforementioned coil group is located at the
One, between the second magnetic element.Linear slide block is then fixed on the U-shaped backboard and is set in inner space, and slidably
Ground connects aforementioned linear track.
Aforementioned actuator may also include a position sensor, a sensing object, one second lock member and an elastic element.Position
It sets sensor to be fixed on fixation kit, sensor is fixed in mobile component and corresponds to aforementioned location sensor.Second lock
Gu element passes through pedestal and linear track.Elastic element is connected and fixed component and mobile component.In addition, aforementioned first lock member
Long axis direction can be perpendicular or parallel to the long axis direction of the coil in coil group.
In order to solve above-mentioned existing problem, the present invention also provides a kind of linear moving modules, including multiple described
Actuator, wherein the width of the fixation kit of the multiple actuator is greater than the width of the mobile component, and the multiple line
Property track is parallel to each other.
In conclusion the present invention provides a kind of actuator and linear moving module, by the inner space of actuator
The setting of linear track and linear slide block and position sensor and corresponding sensing object is set, multiple actuators can be made to constitute
The quantity of actuator directly can be added or reduced when linear moving module, so as to user's use.
Detailed description of the invention
Figure 1A is the actuator schematic diagram for indicating one embodiment of the invention.
Figure 1B is the actuator front view for indicating one embodiment of the invention.
Fig. 2 is indicated in Figure 1B along the cross-sectional view in the direction a-a.
Fig. 3 is the U-shaped backboard top view indicated in one embodiment of the invention.
Fig. 4 A is indicated in Figure 1B along the cross-sectional view in the direction b-b.
Fig. 4 B is indicated in Figure 1A along the cross-sectional view in the direction i-i.
Fig. 5 is the fixation kit schematic diagram for indicating one embodiment of the invention.
Fig. 6 is the actuator schematic diagram for indicating another embodiment of the present invention.
Fig. 7 is the actuator schematic diagram for indicating another embodiment of the present invention.
Fig. 8 is the linear moving module schematic diagram for indicating one embodiment of the invention.
Description of symbols:
100 mobile components
110 first magnetic element groups
111,112 first magnetic element
120 second magnetic element groups
121,122 second magnetic element
130 U-shaped backboards
131 bottom surfaces
132 side walls
133 side walls
134 inner spaces
140 linear slide blocks
200 fixation kits
210 first lock members
220 second lock members
230 coil groups
231 ontologies
231a epoxy resin
231b coil
232 interconnecting pieces
240 pedestals
250 linear tracks
300 position sensors
400 sensing objects
500 elastic elements
600 buffer elements
A actuator
C lid
Specific embodiment
Illustrate the actuator of the embodiment of the present invention below.However, it is many suitable to will readily appreciate that the embodiment of the present invention provides
Concept of the invention and may be implemented in wide variety of specific background.Disclosed specific embodiment is merely illustrative with certain party
Method is using the present invention, not to limit to the scope of the present invention.
Referring initially to Figure 1A, 1B, the actuator A of one embodiment of the invention mainly includes that a mobile component 100, one is fixed
Component 200, a position sensor 300, one sensing object 400, an elastic element 500 and an at least buffer element 600, wherein can
Dynamic component 100 connects aforementioned fixation kit 200, and can slide relative to fixation kit 200 along X-axis.
Position sensor 300 is fixed on fixation kit 200, and is sensed object 400 and be then fixed in mobile component 100 simultaneously court
X-direction extends, and the position of tool sensing object 400 corresponds to aforementioned location sensor 300.Therefore, position sensor 300 is detectable
The position of object 400 is sensed, and then obtains position of the mobile component 100 relative to fixation kit 200.
Aforementioned location sensor 300 can be optical sensor (Optical Encoder), infrared sensor
(Infrared Sensor), Hall effect sensor (Hall Sensor), magnetoresistance sensor
(Magnetoresistance Effect Sensor, MR Sensor), giant magnetoresistance effect sensor (Giant
Magnetoresistance Effect Sensor, GMR Sensor) or tunnel magneto-resistance effect sensor (Tunneling
Magnetoresistance Effect Sensor,TMR Sensor).Make when using optical sensor or infrared sensor
When for position sensor 300, sensing object 400 can be an optical ruler or a reflector plate.It is imitated when using Hall effect sensor, magnetic resistance
When answering sensor, giant magnetoresistance effect sensor or tunnel magneto-resistance effect sensor as position sensor 300, sensing object 400 can
For a magnet.
As shown in Figure 1A, 1B, elastic element 500 connects mobile component 100 and fixation kit 200, to avoid mobile component
100 self-retaining components 200 slide.Buffer element 600 is then fixed on fixation kit 200, solid to prevent mobile component 100 from hitting
Determine component 200.In this present embodiment, elastic element 500 may include a spring (such as an extension spring), and buffer element 600
It then may include flexible material.
Fig. 2 is to indicate along the cross-sectional view in the direction a-a in Figure 1B, and Fig. 3 is the top view for indicating mobile component 100.Such as the
2, shown in 3 figures, mobile component 100 includes one first magnetic element group 110, one second magnetic element group 120, a U-shaped backboard
130 and at least one linear slide block 140.The two side walls that U-shaped backboard 130 has a bottom surface 131 and connect with bottom surface
132,133, and an inner space 134 is formed between two side walls 132,133.Linear slide block 140 is fixed on bottom surface 131, the
One magnetic element group 110 and the second magnetic element group 120 are then respectively arranged on side wall 132,133, and the first magnetic element group
110, the second magnetic element group 120 and linear slide block 140 are all placed in inner space 134.
Specifically, the first magnetic element group 110 include multiple staggered first magnetic elements 111,
112, and the second magnetic element group 120 includes multiple staggered second magnetic elements 121,122, wherein the first magnetic element
111 the second magnetic elements 121 of alignment, and the first magnetic element 112 is aligned the second magnetic element 122.First magnetic element 111
The pole N of the pole N and the second magnetic element 121 towards the same direction, the pole N of the first magnetic element 112 and the second magnetic element 122
The pole N towards the same direction, and the N of the first magnetic element 111 and with the pole N of the first magnetic element 112 towards opposite direction.Citing
For, the pole N of the pole N of the first magnetic element 111 in this present embodiment and the second magnetic element 121 is towards Y direction, and
The pole the N direction-Y direction of the pole N of one magnetic element 112 and the second magnetic element 122.
Fig. 4 A is to indicate along the cross-sectional view in the direction b-b in Figure 1B, and Fig. 4 B is to indicate in Figure 1A along the cross-sectional view in the direction i-i,
And Fig. 5 is the schematic diagram for indicating fixation kit 200.Referring to Figure 2 together, 4A, 4B, 5, fixation kit 200 include at least 1 the
One lock member 210, at least one second lock member 220, a coil group 230, a pedestal 240 and a linear track 250.Line
Circle group 230 is to be made of an ontology 231 interconnected and an interconnecting piece 232, and ontology 231 may include an epoxy resin
231a and multiple coil 231b, wherein epoxy resin 231a coats coil 231b, and the long axis of coil 231b is extended along Z axis.
As shown in Fig. 2, the first lock member 210 is horizontally through pedestal 240 and interconnecting piece 232, pedestal 240 is fixed on
On the interconnecting piece 232 of coil group 230.In other words, the long axis direction of the lock member 210 in the present embodiment is perpendicular to coil 231b
Long axis direction.
It should be noted that in this present embodiment, the rigidity of interconnecting piece 232 is greater than the rigid of ontology 231 (epoxy resin 231a)
Property, such as may include aluminium, magnesium or its alloy etc., therefore pedestal 240 can be made more to be firmly fixed in coil group 230.In addition,
Ontology 231 and interconnecting piece 232 in the present embodiment are to be formed in the way of integrally formed, therefore do not need to add other connections
Mechanism both connects.In some embodiments, when actuator A only needs to drive lighter object, ontology 231 and interconnecting piece
232 also may include identical material.
As shown in Fig. 4 A, 4B, the second lock member 220 may pass through pedestal 240 and linear track 250, by linear track
250 are fixed on pedestal 240.In this present embodiment, actuator A includes multiple first lock members 210 and multiple second lockings
Element 220, and aforementioned first lock member 210 and multiple second lock members 220 are staggered (Fig. 4 B), therefore can make linear
Track 250 is firmly connect with coil group 230.In some embodiments, the first lock member 210 and the second lock member 220
Quantity can also adjust on demand.
Fig. 2 is gone back to again, and when mobile component 100 is connect with fixation kit 200, linear slide block 140 is with slidable
Mode is connect with linear track 250, and coil group 230 is placed in aforementioned inner space 134 and is located at the first magnetic element group 110
And second between magnetic element group 120.User can flow a current through aforementioned coil group 230, to drive mobile component 100 opposite
Along the x axis or -X direction is mobile in fixation kit 200.
In addition, the position of buffer element 600 corresponds to the end of linear track 250 as shown in Figure 1A, 1B, it can with limitation
The moving range of dynamic component 100.
The actuator A of another embodiment of the present invention is as shown in fig. 6, in this present embodiment, the first lock member 210 is under
It up passes through pedestal 240 and interconnecting piece 232 and pedestal 240 is fixed on the interconnecting piece 232 of coil group 230.That is, first locks
Gu the long axis direction of element 210 is parallel to the long axis direction of coil 231b.Therefore, it can avoid the first lock member 210 to be revealed in
Outside, to keep the beautiful and complete of product appearance.
As shown in fig. 7, the actuator A of another embodiment of the present invention may also include multiple lid C, it is individually fixed in movable group
On part 100 and fixation kit 200, and cover aforementioned sensing object 400 and position sensor 300.In this way, can avoid position sense
Surveying device 300 and sensing object 400 is caused to measure generation error by external environment influence.In this present embodiment, the surface pair of lid C
The neat or non-bulging surface in U-shaped backboard 130, with the setting of benefit actuator A.
Referring to Fig. 8, the linear moving module of one embodiment of the invention includes multiple actuator A, it is arranged adjacent one another to make
Linear track 250 is parallel to each other, and the width of fixation kit 200 is greater than or equal to the width of mobile component 100.It therefore, can benefit
With multiple actuator A with animal bodies, therefore it can provide biggish driving force.In addition, when each actuator A is moved to distinct locations
When, also its other position can be learnt with sensing object 400 by the position sensor 300 on each actuator A.
In conclusion the present invention provides a kind of actuator, by be arranged in the inner space of actuator linear track and
The setting of linear slide block and position sensor and corresponding sensing object, when multiple actuators can be made to constitute linear moving module
The quantity of actuator directly can be added or reduce, so as to user's use.
Although the present invention is disclosed as above with aforementioned several preferred embodiments, however, it is not to limit the invention.The present invention
Technical staff in technical field, without departing from the spirit and scope of the present invention, when a little variation and retouching can be done.Cause
This protection scope of the present invention is subject to the range of view appended claims.In addition, each claim is construed as one solely
Vertical embodiment, and the combination of various claims and embodiment is all in the scope of the present invention.
Claims (11)
1. a kind of actuator, comprising:
One fixation kit, comprising:
One coil group；
One pedestal；
One first lock member passes through the pedestal and the coil group；And
One linear track is fixed on the pedestal；And
One mobile component, comprising:
One U-shaped backboard has an inner space；
One first magnetic element group is set on the U-shaped backboard and is placed in the inner space；
One second magnetic element group is set on the U-shaped backboard and is placed in the inner space, wherein the first magnetic member
Part group is aligned the second magnetic element group, and the coil group be located at the first magnetic element group and the second magnetic element group it
Between；And
One linear slide block is fixed on the U-shaped backboard and is set in the inner space, and is slidably connected the linear rails
Road；
Wherein, which further includes a position sensor and a sensing object, which is fixed on the fixation kit,
And the sensing object is fixed in the mobile component and the corresponding position sensor.
2. actuator as described in claim 1, wherein the coil group includes multiple coils, the long axis side of first lock member
To the long axis direction perpendicular to the multiple coil.
3. actuator as described in claim 1, wherein the coil group further includes multiple coils, the long axis of first lock member
It is oriented parallel to the long axis direction of the multiple coil.
4. actuator as described in claim 1, wherein the fixation kit further includes at least one second lock member, the base is passed through
Seat and the linear track.
5. actuator as claimed in claim 4, wherein the fixation kit includes multiple first lock members and multiple second locks
Gu element, and the multiple first lock member and the multiple second lock member are staggered.
6. actuator as described in claim 1, wherein the coil group includes an ontology and an interconnecting piece, and interconnecting piece connection should
Ontology, and the interconnecting piece and the ontology are one of the forming.
7. actuator as described in claim 1, wherein the actuator further includes an elastic element, connects the fixation kit and be somebody's turn to do
Mobile component.
8. actuator as described in claim 1, wherein the actuator further includes an at least buffer element, it is set to the fixation group
On the part and end of the corresponding linear track.
9. actuator as described in claim 1, wherein the actuator further includes an at least lid, cover the position sensor and
The sensing object.
10. actuator as claimed in claim 9, the wherein surface of the surface in alignment of the lid U-shaped backboard.
11. a kind of linear moving module, comprising:
Multiple actuators as described in claim 1, wherein the width of the fixation kit of the multiple actuator can greater than this
The width of dynamic component, and the multiple linear track is parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317445.1A CN107370331B (en) | 2016-05-13 | 2016-05-13 | Actuator and linear moving module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317445.1A CN107370331B (en) | 2016-05-13 | 2016-05-13 | Actuator and linear moving module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107370331A CN107370331A (en) | 2017-11-21 |
| CN107370331B true CN107370331B (en) | 2019-11-29 |
Family
ID=60304690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610317445.1A Active CN107370331B (en) | 2016-05-13 | 2016-05-13 | Actuator and linear moving module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107370331B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09266659A (en) * | 1996-03-28 | 1997-10-07 | Nippon Thompson Co Ltd | Small size linear motor table |
| JP2002010617A (en) * | 2000-06-22 | 2002-01-11 | Nippon Thompson Co Ltd | Slide device mounting-moving magnet type linear motor |
| CN1618160A (en) * | 2002-01-18 | 2005-05-18 | 株式会社安川电机 | Linear motor armature and linear motor |
| CN1965460A (en) * | 2004-05-14 | 2007-05-16 | 株式会社安川电机 | Moving magnet type linear magnet |
-
2016
- 2016-05-13 CN CN201610317445.1A patent/CN107370331B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09266659A (en) * | 1996-03-28 | 1997-10-07 | Nippon Thompson Co Ltd | Small size linear motor table |
| JP2002010617A (en) * | 2000-06-22 | 2002-01-11 | Nippon Thompson Co Ltd | Slide device mounting-moving magnet type linear motor |
| CN1618160A (en) * | 2002-01-18 | 2005-05-18 | 株式会社安川电机 | Linear motor armature and linear motor |
| CN1965460A (en) * | 2004-05-14 | 2007-05-16 | 株式会社安川电机 | Moving magnet type linear magnet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107370331A (en) | 2017-11-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11592500B2 (en) | Magnetic-field sensor having a magnetic field sensor arrangement and a magnetic body with inhomogeneous magnetization | |
| US20210199729A1 (en) | Bipolar chopping for 1/f noise and offset reduction in magnetic field sensors | |
| US11340316B2 (en) | Magnetic sensor and magnetic encoder | |
| US8026715B2 (en) | Magneto-resistance based nano-scale position sensor | |
| TWI536411B (en) | Flexible magnet, production method of the flexible magnet, magnetic encoder and actuator | |
| US10338158B2 (en) | Bias magnetic field sensor | |
| SG118382A1 (en) | Extraordinary magnetoresistance sensor with perpendicular magnetic biasing by an antiferromagnetic/ferromagnetic exchange-coupled structure | |
| DE502004009929D1 (en) | INJECTION DEVICE WITH A MAGNETORESISTIVE SENSOR | |
| JP2011099857A5 (en) | ||
| JP2011137796A (en) | Magnetic position detection device | |
| US9810747B2 (en) | Magnetic sensor and magnetic encoder | |
| ATE484058T1 (en) | MAGNETORRESISTIVE COMPONENT | |
| CN106066461B (en) | Magnetoresistive devices | |
| US11121615B2 (en) | Actuator and linear motion module | |
| CN107370331B (en) | Actuator and linear moving module | |
| Rohrmann et al. | A novel methodology for stray field insensitive xmr angular position sensors | |
| CN107037231B (en) | Movement detection device | |
| US20150115940A1 (en) | Position Measuring Device | |
| CN104949610A (en) | Magnetic alignment system and magnetic alignment method for magnetic levitation cable platform motor | |
| JP2021118872A5 (en) | ||
| JP2021076480A (en) | Position detection device | |
| WO2022004427A1 (en) | Position detection device | |
| JP5387480B2 (en) | Position detection device | |
| JP2009041949A (en) | Magnetic acceleration sensor | |
| CN210068913U (en) | Magnetic device and sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |