CN105737730B - Count pulse angular displacement sensor and its method of work - Google Patents
Count pulse angular displacement sensor and its method of work Download PDFInfo
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- CN105737730B CN105737730B CN201511022360.2A CN201511022360A CN105737730B CN 105737730 B CN105737730 B CN 105737730B CN 201511022360 A CN201511022360 A CN 201511022360A CN 105737730 B CN105737730 B CN 105737730B
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- brush
- ring
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- tooth
- pulse
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
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- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The invention discloses a kind of counting pulse angular displacement sensors, including shaft, collecting ring, afflux arm, armature and the ring resistance code-disc being fixedly mounted in shaft, the outer edge on resistance code-disc surface is equipped with the pulse generation tooth grating ring with resistance code-disc concentric, and the inward flange on resistance code-disc surface is equipped with the middle lead ring with resistance code-disc concentric；Monopole brush is installed on collecting ring, monopole brush is contacted with the pulse generation tooth grating ring on resistance code-disc surface；U-shaped Assembled electric brush, the pulse generation tooth grating ring and middle lead ring on the opening both ends difference contact resistance code-disc surface of U-shaped Assembled electric brush are installed on afflux arm；The contact point of U-shaped Assembled electric brush and monopole brush on pulse generation tooth grating ring keeps the differential seat angle of non-integral multiple tooth pitch radian.The configuration of the present invention is simple, signal are clear, phase is fixed, do not need to artificially adjust and service life is long, it effectively solves the human factor of existing conductive plastic pulse counting sensor signal conformance and phase difference, existing conductive plastic pulse counting sensor can be replaced completely.
Description
Technical field
The invention belongs to sensor for countering technical fields, and in particular to a kind of intelligence electricity in industrial automation
The counting pulse angular displacement sensor of dynamic executing agency.
Background technology
Conductive plastic pulse counting sensor is as new digital sensor, the intelligence in industrial automation
Preliminary Applications are obtained on electric operator, is mainly used for feeding back the location information and rotation direction of executing agency, is intelligent electricity
The important awareness tool of dynamic executing agency.
Existing conductive plastic pulse counting sensor passes through respective code-disc power up brush using double resistance code-disc structures
Slip, the pulse signal that two groups of phase differences are 90 ° is generated, to perceive the position of executing agency and rotation direction.In order to ensure
The consistency of two group pulse signals does not require nothing more than two block code disk physical characteristics unanimously outside, its electrology characteristic is also required to have very high
Consistency.The core component of such existing conductive plastic pulse counting sensor is two pieces using resistance made of conductive plastics
Code-disc, due to, because of the influence of the human factors such as slurry ratio, compacting environment, batch, to be obtained completely in the production process of code-disc
Two consistent block code disk difficulty are larger.In addition, the phase of existing conductive plastic pulse counting sensor output signal is by people
It is adjusted to change the relative position of two groups of code-disc power up brushes, this also brings uncertainty to sensor signal output.
To solve the above problems, it is necessory to carry out innovative design to existing pulse counting sensor, it is existing to overcome
Technological deficiency in sensor.
Invention content
For defect present in the said goods, the present invention provides a kind of avoid because the difference of resistance code-disc leads to signal
The counting pulse angular displacement sensor of the inaccurate single code-disc of test and Assembled electric brush design.The present invention also is able to judge execution machine
Structure rotation direction.The core component of inventive sensor uses one piece of precision conductive plastic resistance code-disc, and Assembled electric brush is configured, Gu
It is bad uncertain with phase manual adjustment to solve two block code disk consistency with respect to the spatial position of tooth grid in code-disc for stable electric brush
The problem of.The present invention also provides a kind of method of works for counting pulse angular displacement sensor.
The present invention solves above-mentioned technical problem by following technical proposals：
Pulse angular displacement sensor is counted, including housing, end cap, shaft, collecting ring, afflux arm, armature, is fixedly mounted on
Ring resistance code-disc on housing and the stripped thread being fixedly mounted on case inside wall, it is characterised in that：
The outer edge on the resistance code-disc surface is equipped with the pulse generation tooth grating ring with resistance code-disc concentric, pulse generation
The gear teeth and tooth socket of tooth grating ring are uniformly distributed；The inward flange on resistance code-disc surface is equipped with the middle lead ring with resistance code-disc concentric；
The both ends of shaft are separately mounted to the centre of housing and end cap, collecting ring and afflux arm are equipped in the middle part of shaft；
Being installed in series on collecting ring has monopole brush and slip ring, monopole brush and the pulse generation tooth grid on resistance code-disc surface
The tooth contact of ring, slip ring and the stripped thread contact being fixed on housing；
U-shaped Assembled electric brush is installed, the opening both ends of U-shaped Assembled electric brush are connected across resistance code-disc surface respectively on afflux arm
Pulse generation tooth grating ring the gear teeth and middle lead ring on；
Armature connects stripped thread and pulse generation tooth grating ring, the middle lead ring on resistance code-disc surface respectively by three conducting wires；
The contact point of U-shaped Assembled electric brush and monopole brush on pulse generation tooth grating ring keeps non-integral multiple tooth pitch radian
Differential seat angle.
In order to obtain superior technique effect, the U-shaped Assembled electric brush and monopole brush use palladium iridium alloy material；Pulse
The gear teeth that tooth grating ring occurs are identical with space width；Contact of the U-shaped Assembled electric brush with monopole brush on pulse generation tooth grating ring
Point holding integral multiple tooth pitch radian adds the differential seat angle of 1/4 times of tooth pitch radian；Shaft is flexibly connected by bearing and shell and end cap；
By 120 ° of uniformly distributed mounting holes there are three being set on the end cap.
The present invention also provides a kind of method of work for counting pulse angular displacement sensor, step is：
(1) between monopole brush and U-shaped Assembled electric brush it is non-integral multiple tooth pitch radian difference installation；
(2) when counting pulse angular displacement sensor turns counterclockwise, step (3)-(6) are performed；
(3) when U-shaped Assembled electric brush is in pulse generation tooth grating ring gear teeth leading edge, monopole brush is in the corresponding gear teeth
Between position, at this time collecting ring output low level signal, afflux arm output high level signal；
(4) when U-shaped Assembled electric brush slides to pulse generation tooth grating ring gear teeth centre position, monopole brush is followed to corresponding
The rear of the gear teeth, collecting ring and afflux arm export high level signal at this time；
(5) when U-shaped Assembled electric brush slides to pulse generation tooth grating ring gear teeth rear, monopole brush is followed in corresponding tooth
The centre position of slot, the high level signal of collecting ring output at this time, afflux arm output low level signal；
(6) when U-shaped Assembled electric brush slides to the centre position of tooth socket, monopole brush is followed to before the corresponding gear teeth
Edge, the low level signal of collecting ring output at this time, afflux arm output low level signal；
(7) when counting pulse angular displacement sensor turns clockwise, step (8)-(11) are performed；
(8) when monopole brush is in pulse generation tooth grating ring gear teeth leading edge, U-shaped Assembled electric brush is in the corresponding gear teeth
Between position, at this time afflux arm output low level signal, collecting ring output high level signal；
(9) when monopole brush slides to pulse generation tooth grid gear teeth centre position, U-shaped Assembled electric brush is followed to corresponding wheel
Tooth rear, afflux arm and collecting ring export high level signal at this time；
(10) when monopole brush slides to pulse generation tooth grating ring gear teeth rear, U-shaped Assembled electric brush is followed to corresponding
The centre position of tooth socket, the high level signal of afflux arm output at this time, collecting ring output low level signal；
(11) when monopole brush slides to the centre position of tooth socket, U-shaped Assembled electric brush is followed to the leading edge of the corresponding gear teeth,
The low level signal of afflux arm output at this time, collecting ring output low level signal；
(12) armature using collecting ring and afflux arm all from output high level signal to the output low level intervals time for repetition
The tooth number of cycle count divided by pulse generation tooth grating ring, sends out count signal；Armature all exports height with collecting ring and afflux arm
Level signal or all output low level signal is count starting point, according to subsequent collecting ring and the elder generation of afflux arm electric signal appearance
Sequence afterwards, sends out direction of rotation signal.
As an optimization, in step (1), monopole brush is backward or is ahead of U-shaped Assembled electric brush integral multiple tooth pitch radian and adds 1/4
The spacing installation of times tooth pitch radian.
The present invention carries out innovative design to the resistance code-disc of conductive modeling pulse counting sensor, and pulse letter is generated in addition to retaining
Number tooth grid structure outside, reduce the height of the tooth grid gear teeth, lead ring in a circle also added in resistance code-disc inward flange, as one group
The transmission channels of pulse signal using U-shaped Assembled electric brush, are connected across in tooth grid and inner ring between lead ring, form complete arteries and veins all the way
Rush signal output channels；On the surface of same resistance code-disc, another way pulse signal is formed using monopole brush and afflux ring and is led to
Road.The phase difference of two pulse signals is generated by setting relative position of two groups of brushes on tooth grid：Set U-shaped group
Close the spacing of the 1/4 times of tooth pitch radian of holding of brush and monopole brush on pulse generation tooth grating ring, you can generate 90 ° of phases
Difference.
The induction element of the present invention is resistance code-disc, and resistance code-disc is molded using conductive plastics by heat pressing process, work
Face is smooth, and U-shaped Assembled electric brush and monopole brush are using palladium iridium alloy material, and work noise is small, overlong service life, and electromagnetic compatibility
Good, signal is exported using the practicality of 6 pin plugs, conveniently.
The configuration of the present invention is simple, signal are clear, phase is fixed, do not need to artificially adjust and service life is long, effective to solve
It has determined the human factor of existing conductive plastic pulse counting sensor signal conformance and phase difference, can replace completely existing
Conductive plastic pulse counting sensor.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the resistance code-disc structure diagram of the present invention.
Fig. 3 is the resistance code-disc of the present invention and U-shaped Assembled electric brush and monopole brush combination diagram；
Pulse electrical signal schematic diagram when Fig. 4 rotates counterclockwise for the embodiment of the present invention；
Pulse electrical signal schematic diagram when Fig. 5 is rotated clockwise for the embodiment of the present invention.
Specific embodiment
The technology of the present invention content is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1, count pulse angular displacement sensor, including housing 1, end cap 2, shaft 4, collecting ring 5, afflux arm 6,
Armature 8, the ring resistance code-disc 7 being fixedly mounted on housing and the stripped thread 53 being fixedly mounted on case inside wall,
As shown in Fig. 2, the outer edge on 7 surface of resistance code-disc is equipped with the pulse generation tooth with 7 concentric of resistance code-disc
Grating ring 13, the gear teeth and tooth socket of pulse generation tooth grating ring 13 are uniformly distributed；The inward flange on 7 surface of resistance code-disc is equipped with and resistance code
The middle lead ring 14 of 7 concentric of disk；
The both ends of shaft 4 are separately mounted to the centre of housing 1 and end cap 2, and the middle part of shaft 4 is equipped with 5 sum aggregate of collecting ring
Flow arm 6；
Monopole brush 51 and slip ring 52 are installed, slip ring 52 is connected with monopole brush 51 by conductor, monopole on collecting ring 5
The tooth contact of brush 51 and the pulse generation tooth grating ring 13 on 7 surface of resistance code-disc, slip ring 52 and the stripped thread being fixed on housing 1
53 contacts；
U-shaped Assembled electric brush 61 is installed, the both ends of U-shaped Assembled electric brush 61 are connected across 7 table of resistance code-disc respectively on afflux arm 6
On the gear teeth and middle lead ring 14 of the pulse generation tooth grating ring 13 in face；
Armature 8 connects pulse generation tooth grating ring 13, the middle lead ring on 7 surface of stripped thread 53 and resistance code-disc by conducting wire respectively
14；
As shown in figure 3, the contact point of U-shaped Assembled electric brush 61 and monopole brush 51 on pulse generation tooth grating ring 13 keeps non-
The differential seat angle of integral multiple tooth pitch radian
As an optimization, as shown in figure 3, the U-shaped Assembled electric brush 61 and monopole brush 51, slip ring 52, stripped thread 53 use palladium
Iridium alloy material；The gear teeth of pulse generation tooth grating ring 13 are identical with space width；
Preferably, the contact point of U-shaped Assembled electric brush 61 and monopole brush 51 on pulse generation tooth grating ring 13 is kept
The differential seat angle of 12.25 times of tooth pitch radians, in figure 3 angleFor 0.25 times of tooth pitch radian；
Preferably, shaft 4 is flexibly connected by bearing 3 and shell 1 and end cap 2.
It is set on the end cap 2 there are three by 120 ° of uniformly distributed mounting holes, is positioned for sensor to be installed, the position of mounting hole
It puts perpendicular to center line and is evenly distributed with, it is easy to install and use.
Embodiment 2
The method of work described in embodiment 1 for counting pulse angular displacement sensor, step are：
(1) between monopole brush and U-shaped Assembled electric brush it is non-integral multiple tooth pitch radian difference installation,；
(2) when counting pulse angular displacement sensor turns counterclockwise, step (3)-(6) are performed；
(3) when U-shaped Assembled electric brush is in pulse generation tooth grating ring gear teeth leading edge, monopole brush is in the corresponding gear teeth
Between position, at this time collecting ring output low level signal, afflux arm output high level signal；
(4) when U-shaped Assembled electric brush slides to pulse generation tooth grating ring gear teeth centre position, monopole brush is followed to corresponding
The rear of the gear teeth, collecting ring and afflux arm export high level signal at this time；
(5) when U-shaped Assembled electric brush slides to pulse generation tooth grating ring gear teeth rear, monopole brush is followed in corresponding tooth
The centre position of slot, the high level signal of collecting ring output at this time, afflux arm output low level signal；
(6) when U-shaped Assembled electric brush slides to the centre position of tooth socket, monopole brush is followed to before the corresponding gear teeth
Edge, the low level signal of collecting ring output at this time, afflux arm output low level signal；
(7) when counting pulse angular displacement sensor turns clockwise, step (8)-(11) are performed；
(8) when monopole brush is in pulse generation tooth grating ring gear teeth leading edge, U-shaped Assembled electric brush is in the corresponding gear teeth
Between position, at this time afflux arm output low level signal, collecting ring output high level signal；
(9) when monopole brush slides to pulse generation tooth grid gear teeth centre position, U-shaped Assembled electric brush is followed to corresponding wheel
Tooth rear, afflux arm and collecting ring export high level signal at this time；
(10) when monopole brush slides to pulse generation tooth grating ring gear teeth rear, U-shaped Assembled electric brush is followed to corresponding
The centre position of tooth socket, the high level signal of afflux arm output at this time, collecting ring output low level signal；
(11) when monopole brush slides to the centre position of tooth socket, U-shaped Assembled electric brush is followed to the leading edge of the corresponding gear teeth,
The low level signal of afflux arm output at this time, collecting ring output low level signal；
(12) armature using collecting ring and afflux arm all from output high level signal to the output low level intervals time for repetition
The tooth number of cycle count divided by pulse generation tooth grating ring, sends out count signal；Armature all exports height with collecting ring and afflux arm
Level signal or all output low level signal is count starting point, according to subsequent collecting ring and the elder generation of afflux arm electric signal appearance
Sequence afterwards, sends out direction of rotation signal.
As an optimization, as shown in figure 3, in step (1), monopole brush is backward or is ahead of U-shaped 12.25 times of Assembled electric brush
The differential seat angle of tooth pitch radian is installed, in figure 3 angleFor 0.25 times of tooth pitch radian.
For ease of illustration the embodiment of the present invention, it is assumed that be different with the size of current of afflux arm by collecting ring, and pass through
The electric current I of afflux arm1、I3More than the electric current I by collecting ring2、I4, in practice, might be less that by the electric current of afflux arm
It is opposite with the current direction by collecting ring equal to the electric current by collecting ring or even the electric current by afflux arm；Set one simultaneously
The current angle in a pulse current period is 2 π.
As shown in Figures 3 and 4, monopole brush lags behind the non-integral multiple tooth pitch radian installation of U-shaped Assembled electric brush, if each pulse
Tooth grating ring, which occurs, has the tooth pitch in n period, and the radian of a tooth pitch isAngleRadian be less than more than 0In figure 3
Monopole brush lags behind U-shaped Assembled electric brushRadian, since the current angle in a pulse current period is 2 π,
When shaft 4 rotates counterclockwise, afflux arm starts to generate electric signal I1, at this time the electric signal of collecting ring have already been throughTherefore angle, starts zero counting in angle π, at this time the electric signal I of collecting ring2Than afflux arm I1's
Electric signal first occurs, while according to the number of revolutions for the number of teeth n, as shaft for counting period divided by pulse generation tooth grating ring.
As shown in Figures 3 and 5, monopole brush lags behind the non-integral multiple tooth pitch radian installation of U-shaped Assembled electric brush, if each pulse
Tooth grating ring, which occurs, has the tooth pitch in n period, and monopole brush lags behind U-shaped Assembled electric brush in figure 3Radian,
Since the current angle in a pulse current period is 2 π, when shaft 4 rotates counterclockwise, afflux arm starts to generate electric signal
I3, at this time the electric signal of collecting ring have already been throughAngle, need usingGo out after angle
Existing collecting ring and afflux arm do not send out electric signal, in angleWhen start zero counting, at this time the electric signal I of afflux arm3Than
The electric signal I of collecting ring4First occur, while according to the rotation for the number of teeth n, as shaft for counting period divided by pulse generation tooth grating ring
Turn number.
Further specifically, in figures 3 and 4, monopole brush lags behind the non-integral multiple tooth pitch radian peace of U-shaped Assembled electric brush
Dress, if each pulse generation tooth grating ring has the tooth pitch in n period, the radian of a tooth pitch isAngleRadian beMonopole brush lags behind U-shaped Assembled electric brush in figure 3Radian, due to pulse current period
Current angle is 2 π, and when shaft 4 rotates counterclockwise, afflux arm starts to generate electric signal I1, the electric signal of collecting ring has been at this time
Through have passed throughAngle isAngle, therefore, start zero counting, the at this time electricity of collecting ring in angle π
Signal I2Than afflux arm I1Electric signal first occur, while according to the number of teeth n for counting period divided by pulse generation tooth grating ring, as
The number of revolutions of shaft.
Further specifically, in Fig. 3 and 5, monopole brush lags behind the non-integral multiple tooth pitch radian peace of U-shaped Assembled electric brush
Dress, if each pulse generation tooth grating ring has the tooth pitch in n period, monopole brush lags behind U-shaped Assembled electric brush in figure 3Radian, angleRadian beSince the current angle in a pulse current period is 2 π, when 4 inverse time of shaft
When needle rotates, afflux arm starts to generate electric signal I3, at this time the electric signal of collecting ring have already been through
Angle isAngle, need usingOccur collecting ring after angle and afflux arm does not send out electric signal, in angleI.e.
When start zero counting, at this time the electric signal I of afflux arm3Than the electric signal I of collecting ring4First occur, while removed according to the period is counted
With the number of revolutions of the number of teeth n, as shaft of pulse generation tooth grating ring.
In conclusion with reference to attached drawing 3, as the electric signal I of collecting ring2Than afflux arm I1Electric signal when first occurring, shaft is
Rotation counterclockwise；As the electric signal I of afflux arm3Than the electric signal I of collecting ring4When first occurring, shaft is rotates clockwise.It and will
Rotating signal is exported by 6 pin plugs.
Claims (8)
1. counting pulse angular displacement sensor, including housing, end cap, shaft, collecting ring, afflux arm, armature, it is fixedly mounted on shell
Ring resistance code-disc on body and the stripped thread being fixedly mounted on case inside wall, it is characterised in that：
The outer edge on the resistance code-disc surface is equipped with the pulse generation tooth grating ring with resistance code-disc concentric, pulse generation tooth grid
The gear teeth and tooth socket of ring are uniformly distributed；The inward flange on resistance code-disc surface is equipped with the middle lead ring with resistance code-disc concentric；
The both ends of shaft are separately mounted to the centre of housing and end cap, collecting ring and afflux arm are equipped in the middle part of shaft；
Being installed in series on collecting ring has monopole brush and slip ring, monopole brush and the pulse generation tooth grating ring on resistance code-disc surface
Tooth contact, slip ring and the stripped thread contact being fixed on housing；
U-shaped Assembled electric brush is installed, the opening both ends of U-shaped Assembled electric brush are connected across the arteries and veins on resistance code-disc surface respectively on afflux arm
Punching occurs on the gear teeth and middle lead ring of tooth grating ring；
Armature connects stripped thread and pulse generation tooth grating ring, the middle lead ring on resistance code-disc surface respectively by three conducting wires；
The contact point of U-shaped Assembled electric brush and monopole brush on pulse generation tooth grating ring keeps the angle of non-integral multiple tooth pitch radian
Difference.
2. pulse angular displacement sensor is counted as described in claim 1, which is characterized in that the U-shaped Assembled electric brush and monopole
Brush uses palladium iridium alloy material.
3. pulse angular displacement sensor is counted as described in claim 1, which is characterized in that the wheel of the pulse generation tooth grating ring
Tooth is identical with space width.
4. pulse angular displacement sensor is counted as described in claim 1, which is characterized in that the U-shaped Assembled electric brush and monopole
Contact point holding integral multiple tooth pitch radian of the brush on pulse generation tooth grating ring adds the differential seat angle of 1/4 times of tooth pitch radian.
5. pulse angular displacement sensor is counted as described in claim 1, which is characterized in that the shaft passes through bearing and shell
And end cap flexible connection.
6. as described in claim 1 count pulse angular displacement sensor, which is characterized in that set on the end cap there are three by
Mounting hole uniformly distributed 120o.
7. counting the method for work of pulse angular displacement sensor as described in claim 1-6 is any, step is：
（1）It is non-integral multiple tooth pitch radian difference installation between monopole brush and U-shaped Assembled electric brush；
（2）When counting pulse angular displacement sensor turns counterclockwise, step is performed（3）-（6）；
（3）When U-shaped Assembled electric brush is in pulse generation tooth grating ring gear teeth leading edge, monopole brush is in the interposition of the corresponding gear teeth
It puts, the low level signal of collecting ring output at this time, afflux arm output high level signal；
（4）When U-shaped Assembled electric brush slides to pulse generation tooth grating ring gear teeth centre position, monopole brush is followed to the corresponding gear teeth
Rear, collecting ring and afflux arm export high level signal at this time；
（5）When U-shaped Assembled electric brush slides to pulse generation tooth grating ring gear teeth rear, monopole brush is followed in corresponding tooth socket
Centre position, the high level signal of collecting ring output at this time, afflux arm output low level signal；
（6）When U-shaped Assembled electric brush slides to the centre position of tooth socket, monopole brush is followed to the leading edge in the corresponding gear teeth, this
When collecting ring output low level signal, afflux arm output low level signal；
（7）When counting pulse angular displacement sensor turns clockwise, step is performed（8）-（11）；
（8）When monopole brush is in pulse generation tooth grating ring gear teeth leading edge, U-shaped Assembled electric brush is in the interposition of the corresponding gear teeth
It puts, the low level signal of afflux arm output at this time, collecting ring output high level signal；
（9）When monopole brush slides to pulse generation tooth grid gear teeth centre position, U-shaped Assembled electric brush is followed to the corresponding gear teeth
Edge, afflux arm and collecting ring export high level signal at this time；
（10）When monopole brush slides to pulse generation tooth grating ring gear teeth rear, U-shaped Assembled electric brush is followed in corresponding tooth socket
Centre position, at this time afflux arm output high level signal, collecting ring output low level signal；
（11）When monopole brush slides to the centre position of tooth socket, U-shaped Assembled electric brush is followed to the leading edge of the corresponding gear teeth, at this time
Afflux arm exports low level signal, collecting ring output low level signal；
（12）Armature using collecting ring and afflux arm all from output high level signal to the output low level intervals time as the repetition period
Counting divided by the tooth number of pulse generation tooth grating ring, send out count signal；Armature all exports high level with collecting ring and afflux arm
Signal or all output low level signal are suitable according to the priority that subsequent collecting ring and afflux arm electric signal occur to count starting point
Sequence sends out direction of rotation signal.
8. the method for work of pulse angular displacement sensor is counted as claimed in claim 7, which is characterized in that step（1）In, monopole
Brush is backward or is ahead of the spacing installation that U-shaped Assembled electric brush integral multiple tooth pitch radian adds 1/4 times of tooth pitch radian.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510081883 | 2015-02-12 | ||
| CN2015100818838 | 2015-02-12 |
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| Publication Number | Publication Date |
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| CN105737730A CN105737730A (en) | 2016-07-06 |
| CN105737730B true CN105737730B (en) | 2018-06-08 |
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| CN201511022360.2A Expired - Fee Related CN105737730B (en) | 2015-02-12 | 2015-12-30 | Count pulse angular displacement sensor and its method of work |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680097A (en) * | 2018-05-17 | 2018-10-19 | 黄云汉 | A kind of resistance-type angular sensor and its application method |
| CN114034241B (en) * | 2022-01-11 | 2022-03-22 | 四川永星电子有限公司 | Precise coaxial quadruple angular displacement sensor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101561246A (en) * | 2009-04-03 | 2009-10-21 | 俞志根 | Double-track two-point output angular displacement sensor without moving contact output |
| CN201844812U (en) * | 2010-11-06 | 2011-05-25 | 陕西宏星电器有限责任公司 | Angular displacement sensor |
| CN202770394U (en) * | 2012-09-27 | 2013-03-06 | 宁波市北仑机械电器有限公司 | Asynchronous duplex conductive plastic angular displacement sensor with concentric shafts |
| CN202770396U (en) * | 2012-09-27 | 2013-03-06 | 宁波市北仑机械电器有限公司 | Shaft-sealed type conductive plastic angular displacement sensor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3554538B2 (en) * | 2000-12-27 | 2004-08-18 | ペンタックス株式会社 | Brush cord device |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101561246A (en) * | 2009-04-03 | 2009-10-21 | 俞志根 | Double-track two-point output angular displacement sensor without moving contact output |
| CN201844812U (en) * | 2010-11-06 | 2011-05-25 | 陕西宏星电器有限责任公司 | Angular displacement sensor |
| CN202770394U (en) * | 2012-09-27 | 2013-03-06 | 宁波市北仑机械电器有限公司 | Asynchronous duplex conductive plastic angular displacement sensor with concentric shafts |
| CN202770396U (en) * | 2012-09-27 | 2013-03-06 | 宁波市北仑机械电器有限公司 | Shaft-sealed type conductive plastic angular displacement sensor |
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