CN107425671A - Encoder and motor - Google Patents
Encoder and motor Download PDFInfo
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- CN107425671A CN107425671A CN201610345163.2A CN201610345163A CN107425671A CN 107425671 A CN107425671 A CN 107425671A CN 201610345163 A CN201610345163 A CN 201610345163A CN 107425671 A CN107425671 A CN 107425671A
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Abstract
The invention provides a kind of encoder and a kind of motor, the encoder includes a Moving plate and a quiet disk, and the Moving plate can be rotated around an axis, and the quiet disk is oppositely arranged with the Moving plate, and the encoder also includes:Magnet assembly, it is configured on the Moving plate, and the magnet assembly forms a magnetic field;Coil, it is configured on the quiet disk, the coil can make cutting magnetic induction line motion in the magnetic field of the magnet assembly;And process circuit, electrically connected with the coil, for providing electric energy for the encoder based on coil cutting magnetic induction line motion and determining the turnning circle of the Moving plate.The encoder of the present invention can realize self-powered, and simple in construction, and cost is relatively low.
Description
Technical field
The present invention relates to field of measuring technique, more particularly to a kind of encoder and the motor with the encoder.
Background technology
Encoder is a kind of device for being used for measurement angle and rotating speed, is widely used to multiple fields at present, such as can
For the speed of measurement motor or for position control system etc..Divided according to power supply mode, encoder can be divided into no battery and compile
Code and has battery encoder at device.
A kind of existing encoder, it is without battery encoder, it includes the pinion rotation mechanism being connected with main shaft, and gear passes
Motivation structure includes the gear that plural number is meshed, and one of gear is provided with magnet, passes through the magnetic direction to the magnet
Sensing, can record the position of gear, and then know the information of encoder turnning circle.However, the master of these gears and encoder
Axle rotates together, and the abrasion between gear can influence the life-span of whole encoder.In addition, the quantity of gear is more, required precision and
Cost is also higher.
Another existing encoder, to there is battery encoder, it includes low power consuming microcontroller, magnetic measuring sensor and electricity
Pond, in order to reduce power consumption, the microcontroller most of the time is in work wait state, when machine shaft turns over 0 scale,
Magnetic measuring sensor output one pulse to microcontroller, microcontroller launches into state of activation, and it can determine whether the rotation side of rotating shaft
To, turnning circle is recorded, work wait state is reentered after storing these information, such circulation.However, encoder fills always
In rotating shaft assigned in motor, substantial amounts of heat can be produced in the course of the work, because affected by the high temperature, battery performance declines,
Once the information of broken battery microcontroller memory storage is easily lost.
The content of the invention
In view of this, the purpose of the present invention is to propose to a kind of encoder and a kind of motor, encoder self-powered can be achieved, and
Simple in construction, cost is relatively low.
The invention provides a kind of encoder, including a Moving plate and a quiet disk, the Moving plate can rotate around an axis, described
Quiet disk is oppositely arranged with the Moving plate, and the encoder also includes:Magnet assembly, it is configured on the Moving plate, and the magnetic
Component forms a magnetic field;Coil, it is configured on the quiet disk, the coil can make cutting magnetic in the magnetic field of the magnet assembly
Feel line motion;And process circuit, electrically connected with the coil, for being the volume based on coil cutting magnetic induction line motion
Code device provides electric energy and determines the turnning circle of the Moving plate.
In a kind of illustrative examples of encoder, mounting hole, the magnet assembly assembling are offered on the Moving plate
In in the mounting hole.
In a kind of illustrative examples of encoder, the magnet assembly includes:Magnet;Magnet loading plate, the magnetic
Body is assemblied on the magnet loading plate;And elastic supporting member for supporting optical member, it is connected to the interior of the magnet loading plate and the mounting hole
Between wall.
In a kind of illustrative examples of encoder, the elastic supporting member for supporting optical member includes the first elastic supporting member for supporting optical member and the second bullet
Property support member, first elastic supporting member for supporting optical member and second elastic supporting member for supporting optical member are located at the both sides of the magnet loading plate respectively.
In a kind of illustrative examples of encoder, the magnet loading plate is provided with lug boss, is set on the quiet disk
There is plural support division, the lug boss can be swung between the adjacent support division.
In a kind of illustrative examples of encoder, the center of the quiet disk is provided with counterpart, and the plural number supports
The portion of holding is uniformly arranged on the lateral wall of the counterpart.
In a kind of illustrative examples of encoder, the coil includes first coil, the second coil and tertiary coil,
The first coil, second coil and the tertiary coil are uniformly arranged on the quiet disk.
In a kind of illustrative examples of encoder, the process circuit includes:Plural rectification circuit, each rectified current
Road electrically connects with corresponding coil, and the pulse voltage for being exported to the coil carries out rectification;And micro-control unit, with institute
State rectification circuit electrical connection.
In a kind of illustrative examples of encoder, the process circuit also includes:Filter circuit, for described whole
The pulse voltage of current circuit output is filtered;And mu balanced circuit, for through the filtered pulse electricity of the filter circuit
Pressure carries out voltage stabilizing processing, and the voltage after voltage stabilizing is conveyed into the micro-control unit, thinks that micro-control unit is powered.
The present invention also proposes a kind of motor, and the motor includes any one above-mentioned encoder.
From such scheme as can be seen that in the encoder and motor of the present invention, due to the magnetic being configured on Moving plate
For component formed with a magnetic field, the coil being configured on quiet disk can make cutting magnetic induction line motion, coil in the magnetic field of magnet assembly
Cutting magnetic induction line motion produces pulse voltage in coil, on the one hand can provide electric energy for encoder, realize self-powered function, compiles
Battery need not be set on code device, in the absence of the Problem of Failure of battery;On the other hand, can according to caused pulse voltage in coil
To determine the turnning circle of Moving plate, simple in construction, cost is relatively low.
Brief description of the drawings
The preferred embodiments of the present invention will be described in detail by referring to accompanying drawing below, and make one of ordinary skill in the art more
The above and other feature and advantage of the clear present invention, in accompanying drawing:
Fig. 1 is the assembling schematic diagram of the encoder of one embodiment of the invention.
Fig. 2 is the Moving plate of encoder and the schematic perspective view of magnet assembly shown in Fig. 1.
Fig. 3 is the side view of the Moving plate and magnet assembly shown in Fig. 2.
Fig. 4 is the schematic perspective view of the quiet disk of encoder shown in Fig. 1, coil and process circuit.
Fig. 5 is the circuit diagram of the process circuit of the encoder of one embodiment of the invention.
In above-mentioned accompanying drawing, used reference is as follows:
10 encoders
20 Moving plates
22 mounting holes
23 connecting portions
30 quiet disks
32 counterparts
322 support divisions
40 magnet assemblies
42 magnets
43 magnet loading plates
432 lug bosses
44 elastic supporting member for supporting optical member
The elastic supporting member for supporting optical member of 44a first
The elastic supporting member for supporting optical member of 44b second
50 coils
50a first coils
The coils of 50b second
50c tertiary coils
60 process circuits
62nd, 63,64 rectification circuit
65 filter circuits
66 mu balanced circuits
67 micro-control units
D1-D14, D16, D17 diode
R1 first resistors
R2 second resistances
R3 3rd resistors
The resistance of R4 the 4th
The resistance of R5 the 5th
The electric capacity of C1 first
The electric capacity of C2 second
DI1, DI2, DI3 pin
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, by the following examples to of the invention further detailed
Describe in detail bright.
Fig. 1 is the assembling schematic diagram of the encoder of one embodiment of the invention.Refer to Fig. 1, the encoder of the present embodiment
10 be multi-turn absolute value encoder, but the present invention is not limited.Encoder 10 include Moving plate 20, quiet disk 30, magnet assembly 40,
Coil 50 and process circuit 60, Moving plate 20 can be rotated around an axis, and quiet disk 30 is oppositely arranged with Moving plate 20.Magnet assembly 40 configures
In on Moving plate 20, and magnet assembly 40 can form a magnetic field.Coil 50 is configured on quiet disk 30, and coil 50 can be in magnet assembly 40
Magnetic field in make cutting magnetic induction line motion.Process circuit 60 electrically connects with coil 50, for being transported based on the cutting magnetic induction line of coil 50
Move as the offer electric energy of encoder 10 and determine the turnning circle of Moving plate 20.
More specifically, Fig. 2 is the Moving plate of encoder and the schematic perspective view of magnet assembly shown in Fig. 1, Fig. 3 is Fig. 2 institutes
The Moving plate and the side view of magnet assembly shown.Please also refer to Fig. 2 and Fig. 3, Moving plate 20 is discoid, offers mounting hole thereon
22, the substantially semi-circular of mounting hole 22.The center of Moving plate 20 is additionally provided with connecting portion 23, and connecting portion 23 is provided with pilot hole, borrowed
Connecting portion 23 is helped, Moving plate 20 can be connected with the rotating shaft of motor, so as to be rotated together with the rotating shaft of motor.
Magnet assembly 40 is assemblied in mounting hole 22, and it includes magnet 42, magnet loading plate 43 and elastic supporting member for supporting optical member 44, magnetic
Body 42 is alnico magnets, and it is rectangular-shape structure, and magnet 42 has N poles and S poles, and described magnetic field is formed by magnet 42.
Magnet loading plate 43 is inverted convex shape plate body, and magnet 42 is assemblied on magnet loading plate 43, and the bottom of magnet loading plate 43
Portion, the i.e. center towards Moving plate 20, provided with a lug boss 432.Lug boss 432 is along the axis direction parallel to Moving plate 20
Protrusion, and towards quiet disk 30.
Elastic supporting member for supporting optical member 44 is the list structure of bending extension, and in the present embodiment, elastic supporting member for supporting optical member 44 includes the first bullet
Property support member 44a and the second elastic supporting member for supporting optical member 44b, the first elastic supporting member for supporting optical member 44a and the second elastic supporting member for supporting optical member 44b are located at magnetic respectively
The both sides of body loading plate 43, and be all connected between the inwall of magnet loading plate 43 and mounting hole 22.
It should be noted that the present invention does not limit the shape of elastic supporting member for supporting optical member 44, as long as elastic supporting member for supporting optical member 44 can occur
Elastic deformation, and magnet loading plate 43 can be supported.In other embodiments, if single elastic supporting member for supporting optical member 44 can carry
For enough elastic deformations, and sustainable magnet loading plate 43, an elastic supporting member for supporting optical member 44 is set.
Fig. 4 is the schematic perspective view of the quiet disk of encoder shown in Fig. 1, coil and process circuit.Fig. 4 and Fig. 1 are referred to,
Quiet disk 30 is discoid, and it is oppositely arranged with Moving plate 20, and Moving plate 20 can rotate with the rotating shaft of motor, and quiet disk 30 remains
It is static.The center of quiet disk 30 is provided with counterpart 32, and the substantially annular of counterpart 32 is raised, and its lateral wall is provided with plural number
Support division 322.In the present embodiment, the quantity of support division 322 is three, and three support divisions 322 are uniformly arranged on counterpart 32
Lateral wall on, i.e., the angle between two neighboring support division 322 is 120 degree.The quantity and arrangement mode of support division 322 is not with this
Embodiment is limited, and can arbitrarily be set according to actual demand.
Support division 322 is used for the lug boss 432 for keeping out magnet loading plate 43, when 20 high-speed rotation of Moving plate, magnet carrying
Plate 43 under the influence of centrifugal force, moves, lug boss 432 will not be with support division away from the direction of the center of Moving plate 20
322 contacts;When Moving plate 20 slowly runs, lug boss 432 can be swung between two adjacent support divisions 322.Lug boss 432
When being kept out by support division 322, the elastic supporting member for supporting optical member 44 of the side of magnet loading plate 43 is compressed in the presence of external force, and accumulation is certain
Elastic potential energy, then, the elastic supporting member for supporting optical member 44 compressed discharges elastic potential energy, and drives magnet assembly 40 near coil 50
Make quickly damping simple harmonic motion, the fly-cutting magnetic field of coil 50, produce enough electric energy, powered for micro-control unit 67.
Coil 50 is the cyclic structure of closing, and in the present embodiment, coil 50 includes first coil 50a, the second coil 50b
With tertiary coil 50c, first coil 50a, the second coil 50b and tertiary coil 50c are uniformly arranged on quiet disk 30, i.e., adjacent
Angle between two coils is 120 degree.The setting of coil 50 may further determine that the turning collar of Moving plate 20 in addition to it can provide electric current
Number.For Moving plate 20 in rotation process, coil 50 makees cutting magnetic induction line motion in the magnetic field of magnet assembly 40, is produced in coil 50
Electric current be available for micro-control unit (the Microcontroller Unit of process circuit;MCU) use, in addition, according to Moving plate 20
Pulse voltage caused by coil 50 during rotation, it may be determined that the rotating cycle of Moving plate 20.
It should be noted that also settable anglec of rotation detection structure on quiet disk 30 and Moving plate 20, for example, Moving plate 20 includes
Echo area (not shown), the echo area have periodically variable shape, and quiet disk 30 includes launch site (not shown) and reception
Area's (not shown), electrostatic field can be formed between the launch site and reception area on quiet disk 30, and the electrostatic field formed is in Moving plate
Modulated echo area in 20 rotary course on driven disc 20.According to the output of the reception area on quiet disk 30, just can determine
The anglec of rotation of Moving plate 20.
Fig. 5 is the circuit diagram of the process circuit of the encoder of one embodiment of the invention.Refer to Fig. 5, process circuit 60
Including plural rectification circuit, filter circuit 65, mu balanced circuit 66 and micro-control unit 67, in the present embodiment, rectification circuit
Quantity is corresponding with the quantity of coil 50, is three, respectively rectification circuit 62,63,64, but the present invention is not limited,
In other embodiment, the quantity of rectification circuit and coil 50 can arbitrarily be set according to actual demand.
The structure of three rectification circuits 62,63,64 is identical, and each rectification circuit 62,63,64 is electrically connected with corresponding coil 50
Connect, the pulse voltage for being exported to coil 50 carries out rectification, and by taking rectification circuit 62 as an example, rectification circuit 62 includes diode
D1, diode D2, diode D3, diode D4 and first resistor R1, wherein, first coil 50a one end is with diode D1's
Positive pole is connected with diode D2 negative pole, and the other end is connected with diode D3 positive pole and diode D4 negative pole, diode D2
Positive pole and diode D4 positive pole be connected with common port, diode D1 negative pole is connected with diode D3 negative pole, the first electricity
Resistance R1 one end is connected with common port, and the other end is connected with diode D1 negative pole and diode D3 negative pole.The common port
Voltage be 0V.
Rectification circuit 63 includes diode D6, diode D7, diode D8, diode D9 and second resistance R2;Wherein,
One coil 50b one end is connected with the negative pole of diode D6 positive pole and diode D7, the other end and diode D8 positive pole and
Diode D9 negative pole is connected, and diode D7 positive pole and diode D9 positive pole are connected with common port, diode D6 negative pole
It is connected with diode D8 negative pole, second resistance R2 one end is connected with common port, the negative pole and two of the other end and diode D6
Pole pipe D8 negative pole is connected.
Rectification circuit 64 includes diode D11, diode D12, diode D13, diode D14 and 3rd resistor R3;Its
In, tertiary coil 50c one end is connected with the negative pole of diode D11 positive pole and diode D12, the other end and diode D13
Positive pole be connected with diode D14 negative pole, diode D12 positive pole and diode D14 positive pole are connected with common port, two poles
Pipe D11 negative pole is connected with diode D13 negative pole, and 3rd resistor R3 one end is connected with common port, the other end and diode
D11 negative pole is connected with diode D13 negative pole.
Filter circuit 65 be used for rectification circuit 62,63,64 export electric current be filtered, it include the first electric capacity C1 with
Bi-directional voltage stabilizing diode D17, the first electric capacity C1 one end are connected with common port, and the other end is connected with bi-directional voltage stabilizing diode D17,
The bi-directional voltage stabilizing diode D17 other end is connected with common port;First electric capacity C1 and bi-directional voltage stabilizing diode D17 Electricity Federation contact
It is connected with mu balanced circuit 66.Mu balanced circuit 66 is used to carry out voltage stabilizing processing to filtered 65 filtered pulse voltage of circuit, and
Voltage after voltage stabilizing is conveyed to micro-control unit 67, thinks that micro-control unit 67 is powered.
Process circuit 60 also includes diode D5, diode D10, diode D16, diode D18, the 4th resistance R4, the
Five resistance R5, the 6th resistance R6 and the second electric capacity C2.The negative pole of diode D5 positive pole and the diode D1 in rectification circuit 62
And diode D3 negative pole is connected, diode D5 negative pole is connected with mu balanced circuit 66.Diode D10 positive pole and rectification circuit
The negative pole of diode D6 in 63 and diode D8 negative pole are connected, and diode D10 negative pole is connected with mu balanced circuit 66.Two poles
Pipe D16 positive pole is connected with the negative pole of the diode D11 in rectification circuit 64 and diode D13 negative pole, and diode D16's is negative
Pole is connected with mu balanced circuit 66.
4th resistance R4 one end is connected with the negative pole of the diode D1 in rectification circuit 62 and diode D3 negative pole, separately
One end is connected with the pin DI1 of micro-control unit 67.5th resistance R5 one end is negative with the diode D6's in rectification circuit 63
Pole and diode D8 negative pole are connected, and the other end is connected with the pin DI2 of micro-control unit 67.6th resistance R6 one end with it is whole
The negative pole of diode D11 in current circuit 64 and diode D13 negative pole are connected, the pin of the other end and micro-control unit 67
DI3 is connected.
Adjuster 66 and micro-control unit 67 are also connected with common port.Diode D18 positive pole passes through port External_
PSU is connected with an external power source, and diode D18 negative pole is connected with micro-control unit 67.
During work, in the case of power supply is normal, i.e., external power source is that micro-control unit 67 is powered, and the rotating shaft of motor is normal
Rotate, speed, now, the magnet loading plate 43 of magnet assembly 40 under the influence of centrifugal force, away from Moving plate 20
The direction movement of the heart, the lug boss 432 of magnet loading plate 43 will not be by the stop of the support division 322 on quiet disk 30.In Moving plate 20
During rotation, coil 50 cuts the magnetic field of magnet assembly 40, and voltage pulse output, the pulse voltage pass through rectified current
After the rectification of road 62,63,64, transmit to micro-control unit 67, micro-control unit 67 and counted according to the pulse voltage, specifically
Ground, the order occurred according to pulse voltage in first coil 50a, the second coil 50b and tertiary coil 50c, it can be determined that magnetic
Component 40 cuts three coils 50a, 50b, 50c order, and then knows the rotation direction of Moving plate 20;When Moving plate 20 rotates forward 360
When spending, micro-control unit 67 can read pulse caused by three coils 50a, 50b, 50c successively, and now the number of turns is counted as+1;Together
Reason, when 20 anti-three-sixth turn of Moving plate, the number of turns is counted as -1, and the rotating cycle of Moving plate 20 can be drawn after cumulative.In addition, quiet disk
30 and Moving plate 20 on anglec of rotation detection structure can determine the anglec of rotation of Moving plate 20.
When power supply goes wrong, in the case of power-off suddenly, the rotating shaft of motor is because inertia is rotated further, and Moving plate 20 is with electricity
The rotating shaft of machine rotates together, and when the rotating speed of Moving plate 20 is larger, the lug boss 432 of magnet loading plate 43 is under the influence of centrifugal force not
Contacted with the support division 322 of quiet disk 30.On the one hand, pulse is produced in first coil 50a, the second coil 50b and tertiary coil 50c
Voltage, rectification circuit 62,63,64 is respectively to the pulse voltage of first coil 50a, the second coil 50b and tertiary coil 50c output
Rectification is carried out, the filtering of circuit 65 and the voltage stabilizing of mu balanced circuit 66 after filtering successively again of the pulse voltage after rectification, is finally conveyed to
Micro-control unit 67;That is, when the external power source cut-out of micro-control unit 67, encoder 10 can realize confession electric work
Can, bio-occlusion micro-control unit 67 is powered.On the other hand, caused by first coil 50a, the second coil 50b and tertiary coil 50c
Pulse voltage passes through the rectification of rectification circuit 62,63,64, is then transferred to micro-control unit 67, root by pin DI1, DI2, DI3
According to the pulse voltage, the rotating cycle of Moving plate 20 can be drawn.Next, the rotating speed of Moving plate 20 slows down, when the low speed rotation of Moving plate 20
When dynamic, the lug boss 432 of magnet loading plate 43 can be swung between two adjacent support divisions 322, and lug boss 432 is by support division
322 when being kept out, and the elastic supporting member for supporting optical member 44 of the side of magnet loading plate 43 is compressed in the presence of external force, accumulates certain elastic potential
Can, then, the elastic supporting member for supporting optical member 44 compressed discharges elastic potential energy, as elastic supporting member for supporting optical member 44 recovers stable state, elasticity branch
Support member 44 can drive magnet assembly 40 to make quickly to damp simple harmonic motion near coil 50, the fly-cutting magnetic field of coil 50, production
Raw enough electric energy, after subsequent conditioning circuit rectification, filtering and voltage stabilizing, powered for micro-control unit 67.Equally, in such a situation
Under, the pulse according to caused by coil 50 of micro-control unit 67, number of turns counting is carried out, when Moving plate 20 rotates forward, is counted as+1, Moving plate is anti-
When turning, the number of turns is counted as -1, and the rotating cycle of Moving plate 20 can be drawn after cumulative.
The present invention also provides a kind of motor, and the motor includes above-mentioned encoder 10, and encoder 10 can be used for measurement electricity
The information such as the rotating speed of machine and position.
The encoder and motor of the present invention at least has the following advantages that:
1. in the encoder and motor of the present invention, the magnet assembly due to being configured on Moving plate is matched somebody with somebody formed with a magnetic field
The coil being placed on quiet disk can make cutting magnetic induction line motion in the magnetic field of magnet assembly, and coil cutting magnetic induction line is moved in coil
Interior generation pulse voltage, on the one hand electric energy can be provided for encoder, realize self-powered function, electricity need not be set on encoder
Pond, in the absence of the Problem of Failure of battery;On the other hand, the turning collar of Moving plate can be determined according to caused pulse voltage in coil
Number, simple in construction, cost is relatively low.
2. in the encoder of the present invention and one embodiment of motor, the position towards Moving plate center of magnet loading plate
Provided with lug boss, the center of quiet disk is provided with support division, and when the rotating speed of Moving plate is relatively low, lug boss can coordinate with support division,
Under the elastic force effect of elastic supporting member for supporting optical member, lug boss can be swung between two adjacent support divisions, so as to magnet loading plate still
Relative coil movement, the still cleavable magnetic induction line of coil, can not only realize encoder self-powered, can also continue to the turning collar to Moving plate
Number is counted.
3. in the encoder of the present invention and one embodiment of motor, mounting hole, magnet assembly dress are offered on Moving plate
Assigned in mounting hole, so that whole coder structure is compacter.
4. in the encoder of the present invention and one embodiment of motor, in magnet assembly, two elastic supporting member for supporting optical member positions
Can be that magnet loading plate effectively provides resilient support in the both sides of magnet loading plate.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (10)
1. encoder (10), including a Moving plate (20) and a quiet disk (30), the Moving plate (20) can rotate around an axis, described quiet
Disk (30) is oppositely arranged with the Moving plate (20), it is characterised in that the encoder (10) also includes:
Magnet assembly (40), it is configured on the Moving plate (20), and the magnet assembly (40) forms a magnetic field;
Coil (50), it is configured on the quiet disk (30), the coil (50) can be made in the magnetic field of the magnet assembly (40)
Cutting magnetic induction line moves;And
Process circuit (60), electrically connected with the coil (50), for being moved based on the coil (50) cutting magnetic induction line as institute
Encoder (10) is stated electric energy is provided and determines the turnning circle of the Moving plate (20).
2. encoder (10) as claimed in claim 1, it is characterised in that mounting hole (22) is offered on the Moving plate (20),
The magnet assembly (40) is assemblied in the mounting hole (22).
3. encoder (10) as claimed in claim 2, it is characterised in that the magnet assembly (40) includes:
Magnet (42);
Magnet loading plate (43), the magnet (42) are assemblied on the magnet loading plate (43);And
Elastic supporting member for supporting optical member (44), it is connected between the inwall of the magnet loading plate (43) and the mounting hole (22).
4. encoder (10) as claimed in claim 3, it is characterised in that the elastic supporting member for supporting optical member (44) includes the first elasticity and propped up
Support member (44a) and the second elastic supporting member for supporting optical member (44b), first elastic supporting member for supporting optical member (44a) and second elastic supporting member for supporting optical member
(44b) is located at the both sides of the magnet loading plate (43) respectively.
5. encoder (10) as claimed in claim 3, it is characterised in that the magnet loading plate (43) is provided with lug boss
(432), the quiet disk (30) is provided with plural support division (322), and the lug boss (432) can be in the adjacent support division
(322) swung between.
6. encoder (10) as claimed in claim 5, it is characterised in that the center of the quiet disk (30) is provided with counterpart
(32), the plural support division (322) is uniformly arranged on the lateral wall of the counterpart (32).
7. encoder (10) as claimed in claim 1, it is characterised in that the coil (50) includes first coil (50a), the
Two coil (50b) and tertiary coil (50c), the first coil (50a), second coil (50b) and the tertiary coil
(50c) is uniformly arranged on the quiet disk (30).
8. encoder (10) as claimed in claim 1, it is characterised in that the process circuit (60) includes:
Plural rectification circuit (62,63,64), each rectification circuit (62,63,64) electrically connect with corresponding coil (50), are used for
Rectification is carried out to the pulse voltage of the coil (50) output;And
Micro-control unit (67), electrically connected with the rectification circuit (62,63,64).
9. encoder (10) as claimed in claim 8, it is characterised in that the process circuit (60) also includes:
Filter circuit (65), the pulse voltage for being exported to the rectification circuit (62,63,64) are filtered;And
Mu balanced circuit (66), for carrying out voltage stabilizing processing through the filtered pulse voltage of the filter circuit (65), and will be steady
Voltage after pressure is conveyed to the micro-control unit (67), thinks that the micro-control unit (67) is powered.
10. motor, it is characterised in that including the encoder as described in claim 1 to 9 any one.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108444501A (en) * | 2018-05-18 | 2018-08-24 | 深圳超磁机器人科技有限公司 | A kind of ultra-thin encoder |
CN111273053A (en) * | 2020-01-22 | 2020-06-12 | 武汉船用机械有限责任公司 | Rotating speed measuring device for motor |
CN111457946A (en) * | 2020-05-21 | 2020-07-28 | 哈尔滨理工大学 | Self-generating magnetoelectric encoder |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3810136A (en) * | 1973-02-15 | 1974-05-07 | Singer Co | Digital position sensor |
JPH11257994A (en) * | 1998-03-13 | 1999-09-24 | Yaskawa Electric Corp | Rotary magnetic encoder |
CN1731668A (en) * | 2005-06-30 | 2006-02-08 | 中国工程物理研究院电子工程研究所 | Ultrasonic motor positioning device |
CN101832789A (en) * | 2009-02-24 | 2010-09-15 | W·梅纳特 | The absolute type magnetic positioner |
CN101918798A (en) * | 2007-09-04 | 2010-12-15 | 亚斯卡瓦欧洲科技有限公司 | Be used to measure the equipment and the method for the displacement of displaceable member |
EP2316180A1 (en) * | 2008-08-11 | 2011-05-04 | Assa Abloy AB | Secure wiegand communications |
CN102904388A (en) * | 2011-07-28 | 2013-01-30 | 日本电产株式会社 | Motor |
CN103344262A (en) * | 2013-06-29 | 2013-10-09 | 宜昌盛开特电气有限公司 | Rotating self-powered magnetoelectricity type multi-coil absolute value encoder based on Wiegand effect |
CN103968860A (en) * | 2013-02-01 | 2014-08-06 | 江苏多维科技有限公司 | Absolute magnetic rotary encoder |
CN104242561A (en) * | 2013-06-17 | 2014-12-24 | 株式会社安川电机 | Motor with encoder |
-
2016
- 2016-05-23 CN CN201610345163.2A patent/CN107425671A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3810136A (en) * | 1973-02-15 | 1974-05-07 | Singer Co | Digital position sensor |
JPH11257994A (en) * | 1998-03-13 | 1999-09-24 | Yaskawa Electric Corp | Rotary magnetic encoder |
CN1731668A (en) * | 2005-06-30 | 2006-02-08 | 中国工程物理研究院电子工程研究所 | Ultrasonic motor positioning device |
CN101918798A (en) * | 2007-09-04 | 2010-12-15 | 亚斯卡瓦欧洲科技有限公司 | Be used to measure the equipment and the method for the displacement of displaceable member |
EP2316180A1 (en) * | 2008-08-11 | 2011-05-04 | Assa Abloy AB | Secure wiegand communications |
CN101832789A (en) * | 2009-02-24 | 2010-09-15 | W·梅纳特 | The absolute type magnetic positioner |
CN102904388A (en) * | 2011-07-28 | 2013-01-30 | 日本电产株式会社 | Motor |
CN103968860A (en) * | 2013-02-01 | 2014-08-06 | 江苏多维科技有限公司 | Absolute magnetic rotary encoder |
CN104242561A (en) * | 2013-06-17 | 2014-12-24 | 株式会社安川电机 | Motor with encoder |
CN103344262A (en) * | 2013-06-29 | 2013-10-09 | 宜昌盛开特电气有限公司 | Rotating self-powered magnetoelectricity type multi-coil absolute value encoder based on Wiegand effect |
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CN108444501A (en) * | 2018-05-18 | 2018-08-24 | 深圳超磁机器人科技有限公司 | A kind of ultra-thin encoder |
CN111273053A (en) * | 2020-01-22 | 2020-06-12 | 武汉船用机械有限责任公司 | Rotating speed measuring device for motor |
CN111273053B (en) * | 2020-01-22 | 2022-11-01 | 武汉船用机械有限责任公司 | Rotating speed measuring device for motor |
CN111457946A (en) * | 2020-05-21 | 2020-07-28 | 哈尔滨理工大学 | Self-generating magnetoelectric encoder |
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