CN106352904A - Photoelectric encoder coded disc, photoelectric detection device, photoelectric encoder and robot - Google Patents
Photoelectric encoder coded disc, photoelectric detection device, photoelectric encoder and robot Download PDFInfo
- Publication number
- CN106352904A CN106352904A CN201610830989.8A CN201610830989A CN106352904A CN 106352904 A CN106352904 A CN 106352904A CN 201610830989 A CN201610830989 A CN 201610830989A CN 106352904 A CN106352904 A CN 106352904A
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- photoelectric encoder
- light source
- disc
- photoelectric
- disk body
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- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- 230000005622 photoelectricity Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/3473—Circular or rotary encoders
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Abstract
The invention discloses a photoelectric encoder coded disc, a photoelectric detection device, a photoelectric encoder and a robot, and belongs to the technical field of encoders. The photoelectric encoder coded disc comprises a gear-shaped disc body and a code reading plate which is perpendicularly connected with the gear-shaped disc body, and the whole photoelectric encoder coded disc is in the shape of a mouse cage. The photoelectric detection device comprises a light source transmitting unit, a light source receiving unit and a control circuit board, and when the photoelectric encoder coded disc is used with the photoelectric detection device, the code reading plate is inlaid between the light source transmitting unit and the light source receiving unit. By the mouse-cage-shaped structure of the photoelectric encoder coded disc, the light source transmitting unit and the light source receiving unit are not required to be placed on two sides of an end surface of the disc-shaped coded disc, so that a control circuit board can be stably connected with the light source transmitting unit and the light source receiving unit, photoelectric signals are transmitted well, the whole structure of the photoelectric encoder is stable, anti-noise performance in signal transmission is good, and the shock resistance is high.
Description
Technical field
The present invention relates to encoder techniques field, more particularly, to a kind of photoelectric encoder code-disc, photoelectric detection system, photoelectricity
Encoder and robot.
Background technology
Photoelectric encoder is a kind of by photoelectricity transformation principle, the geometry of machinery displacement on output shaft to be converted into pulse
Or the sensor of digital quantity, now it is used for the rotating speed of measurement motor.As shown in figure 1, photoelectric encoder is by light in prior art
Photoelectric coder code-disc 1 (grating disc) and photoelectric detection system 2 form, and the structure of photoelectric encoder code-disc 1 mostly is in special diameter
Plectane on partially open several slots, photoelectric detection system 2 include light source transmitter unit, light source receiving unit and
Control board, photoelectric detection system 2 has groove structure, and light source transmitter unit and light source receiving unit are separately positioned on groove
Two opposite side on, when photoelectric encoder code-disc 1 and photoelectric detection system 2 use cooperatively, photoelectric encoder code-disc 1 is placed in light electric-examination
Survey in the groove of device 2, but do not contact with light source transmitter unit and light source receiving unit.Motor drives photoelectric encoder code-disc 1
The synchronized rotating speed rotating, just reflecting current motor by the number calculating photoelectric encoder output pulse per second.Existing design
Middle photoelectric encoder code-disc is disc structure, and it must be placed in photoelectric detection system groove, and light source transmitter unit and light source
Receiving unit must also with comprise photoelectric switching circuit, the control board of photoelectric processing circuit is connected, then now light source transmitting
Unit and light source receiving unit need to soar aloft to be arranged above control board and will ensure to be electrical connected with control board, and this sets
It is unstable with the connection of light source transmitter unit and light source receiving unit that meter not only results in control board, also can affect optical telecommunications
Number transmission.
Content of the invention
It is an object of the invention to provide a kind of photoelectric encoder code-disc and photoelectric detection system, make control board and light
Source transmitting, receiving unit being capable of stable connections and photosignal transmission is good.
Another object of the present invention is to providing a kind of photoelectric encoder and robot, encoder overall structure is stable, letter
In number transmission, noiseproof feature is good, and shockproof properties are strong simultaneously, and this robot motor is provided with this encoder.
For reaching this purpose, the present invention employs the following technical solutions:
A kind of photoelectric encoder code-disc, including gear-like disk body and reading code plate, each gear teeth of described disk body vertically connect
Reading code plate described in one, the width bearing of trend phase of the width bearing of trend of each described reading code plate and this reading code plate place gear teeth
With described reading code plate is located at the same side of described disk body.
The photoelectric detection system that a kind of and above-mentioned photoelectric encoder code-disc uses cooperatively, including light source transmitter unit, light source
Receiving unit and control board, described light source transmitter unit and described light source receiving unit is opposed is installed on described control circuit
On the same end face of plate, and it is located at the same side of described control board rotation axiss.
A kind of photoelectric encoder, including above-mentioned photoelectric encoder code-disc and photoelectric detection system, described control board is remote
It is fixedly and coaxially connected with the shell end face of motor from the end face of described photoelectric encoder code-disc, electric machine main shaft passes through described control electricity
Road plate is fixedly and coaxially connected with described photoelectric encoder code-disc, and described photoelectric encoder code-disc is with electric machine main shaft synchronous axial system, institute
State reading code plate to embed between described light source transmitter unit and described light source receiving unit.
A kind of robot, its motor is provided with above-mentioned photoelectric encoder.
Preferably, the rotation axiss all with described disk body for the two sides that on each described reading code plate, through-thickness extends
Parallel.
Preferably, the one side in the two sides that on each described reading code plate, through-thickness extends and described disk body
Rotation axiss are parallel, and another side is had angle with the rotation axiss of described disk body.
Preferably, each described reading code plate is equal with the tooth crest width of this reading code plate place gear teeth, and each reading code
Plate is wide.
Preferably, the tooth crest width of each gear teeth of described disk body is more than root portion width.
Preferably, described disk body center is provided with an installing hole.
Preferably, the through hole allowing electric machine main shaft to pass through is provided with described control board.
Beneficial effects of the present invention:
Photoelectric encoder code-disc provided by the present invention vertically connects a reading code on each gear teeth of gear-like disk body
Plate, this structure can make light source transmitter unit and light source receiving unit be not necessarily located the both sides of discoid code-disc end face, and no
Need to be in order to coordinate discoid code-disc structure to soar aloft to be arranged on the top of control board, photoelectric encoder provided by the present invention
Code-disc and photoelectric detection system use cooperatively and can ensure that control board can with light source transmitter unit and light source receiving unit
Stable connection and photosignal transmission is good, so that encoder reaches overall structure more stable, noiseproof feature in signal transmission
More preferably, the higher purpose of shockproof properties simultaneously.
Brief description
Fig. 1 is photoelectric encoder structural representation in prior art；
Fig. 2 is the schematic diagram of the first structure of photoelectric encoder code-disc in the embodiment of the present invention；
Fig. 3 is the schematic diagram of photoelectric encoder code-disc second structure in the embodiment of the present invention；
Fig. 4 is the installation diagram one of motor in the embodiment of the present invention, photoelectric detection system and photoelectric encoder code-disc；
Fig. 5 is the installation diagram two of motor in the embodiment of the present invention, photoelectric detection system and photoelectric encoder code-disc.
In Fig. 1: 1, photoelectric encoder code-disc；2nd, photoelectric detection system.
In Fig. 2 to 5: 3, photoelectric encoder code-disc；301st, reading code plate；302nd, disk body；303rd, installing hole；4th, Photoelectric Detection dress
Put；401st, light source transmitter unit；402nd, light source receiving unit；403rd, control board；404th, through hole；5th, motor；501st, motor
Main shaft.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
As shown in Fig. 2 photoelectric encoder code-disc 3 is made up of reading code plate 301 and disk body 302, disk body 302 is in gear-like, its
One reading code plate 301 is vertically connected with each gear teeth, reading code plate 301 is entirely located in the same side of disk body 302, and each reading code plate
301 width bearing of trend is identical with the width bearing of trend of the gear teeth that this reading code plate 301 connects, and photoelectric encoder code-disc 3 is whole
Body is in mouse cage shape.This mouse cage shape design can effectively reduce the area of disk body 302, and need not be by light source transmitter unit 401 He
Light source receiving unit 402 is placed in the both sides of disk body 302, and light source transmitter unit 401 and light source receiving unit 402 are also without high up in the air
It is arranged on above control board 403.The mouse cage shape design of photoelectric encoder code-disc 3 can ensure that control board 403 and light
Source transmitter unit 401 and light source receiving unit 402 being capable of stable connections and photosignal transmission is good.
Further, the two sides that on reading code plate 301, through-thickness extends are all parallel with the rotation axiss of disk body 302.
Reading code plate 301 structure that two sides be arranged in parallel is simple, easy to process.
Further, as shown in figure 3, one side and disk body 302 in the two sides that extend of reading code plate 301 through-thickness
Rotation axiss parallel, another side is had angle with the rotation axiss of disk body 302.This asymmetrical design can make reading code plate
301 form tangent plane in rotary course, can effectively reduce the resistance that in disk body 302 rotary course, reading code plate 301 is subject to, favorably
In damping and raising stability.
Further, each reading code plate 301 is equal with the tooth crest width of this reading code plate 301 place gear teeth, and each reading
Code plate 301 is wide, and wide design can effectively improve reading code plate 301 and the bonding strength of disk body 302, certain reading code plate 301 He
Disk body 302, in addition to can be using the method welding together after first processing respectively, can also adopt integral formation method, adopt one
Body formed method is wide when processing to be designed with beneficial to simplifying procedure of processing, shortens process time.
Further, the tooth crest width of each gear teeth of disk body 302 is more than root portion width, so can ensure disk body
302 and reading code plate 301 bonding strength while reduce the quality of disk body 302, and then reduce whole photoelectric encoder code-disc 3
Quality.
Further, the center of disk body 302 is provided with an installing hole 303, can be by motor master by this installing hole 303
Axle 501 and photoelectric encoder code-disc 3 link together.
As shown in Figure 4 and Figure 5, photoelectric detection system includes light source transmitter unit 401, light source receiving unit 402 and controls
The opposed same end face being installed on control board 403 of circuit board 403, light source transmitter unit 401 and light source receiving unit 402
On, and light source transmitter unit 401 and light source receiving unit 402 are located at the same side of control board 403 rotation axiss.
Further, control board 403 is provided with the through hole 404 allowing electric machine main shaft 501 to pass through, electric machine main shaft
501 are fixedly connected through through hole 404 with photoelectric encoder code-disc 3.
As shown in Figure 4 and Figure 5, photoelectric encoder is made up of photoelectric encoder code-disc 3 and photoelectric detection system 4, motor 5
Outer casing back face is fixedly connected on the end face away from photoelectric encoder code-disc 3 for the control board 403, this control board 403
Coaxial with the shell of the motor 5 of motor 5.The rear end of electric machine main shaft 501 passes through through hole 404 and photoelectric encoder code-disc 3 coaxially solid
Fixed connection, with electric machine main shaft 501 synchronous axial system, reading code plate 301 embeds light source transmitter unit 401 and institute to photoelectric encoder code-disc 3
State between light source receiving unit 402, while photoelectric encoder code-disc 3 is with electric machine main shaft 501 synchronous axial system, light source transmitting is single
Unit 401 sends optical signal, when reading code plate 301 is located between light source transmitter unit 401 and described light source receiving unit 402, reads
Code plate 301 can stop the transmission of optical signal, when reading code plate 301 is not located at light source transmitter unit 401 and described light source reception list
When between unit 402, light source receiving unit 402 can receive optical signal, and light source receiving unit 402 is connect by control board 403
The optical signal receiving is converted into the signal of telecommunication, and the optical signal number being received by calculating light source receiving unit 402 per second just can be counted
Calculate the rotating speed of current motor.Compared with photoelectric encoder of the prior art, this encoder overall structure is more stable, and signal passes
More preferably, shockproof properties are higher simultaneously for defeated middle noiseproof feature.
Above-mentioned photoelectric encoder is arranged on the motor of robot, can with the rotating speed of motor in effective Feedback robot,
Be conducive to improving the accuracy of subsequent calculations.
Obviously, the above embodiment of the present invention is used for the purpose of clearly example of the present invention being described, and is not right
The restriction of embodiments of the present invention.For those of ordinary skill in the field, also may be used on the basis of the above description
To make other changes in different forms.There is no need to be exhaustive to all of embodiment.All this
Any modification, equivalent and improvement made within the spirit of invention and principle etc., should be included in the claims in the present invention
Protection domain within.
Claims (10)
1. a kind of photoelectric encoder code-disc, including gear-like disk body it is characterised in that also including reading code plate, described disk body every
One gear teeth are vertical to connect reading code plate described in, the width of the width bearing of trend of each described reading code plate and this reading code plate place gear teeth
Degree bearing of trend is identical, and described reading code plate is located at the same side of described disk body.
2. photoelectric encoder code-disc according to claim 1 is it is characterised in that through-thickness on each described reading code plate
The two sides extending are all parallel with the rotation axiss of described disk body.
3. photoelectric encoder code-disc according to claim 1 is it is characterised in that through-thickness on each described reading code plate
One side in the two sides extending is parallel with the rotation axiss of described disk body, and another side is become with the rotation axiss of described disk body
One angle.
4. photoelectric encoder code-disc according to claim 1 is it is characterised in that each described reading code plate and this reading code plate institute
Equal in the tooth crest width of the gear teeth, and each reading code plate is wide.
5. photoelectric encoder code-disc according to claim 1 is it is characterised in that the tooth crest width of each gear teeth of described disk body
Degree is more than root portion width.
6. photoelectric encoder code-disc according to claim 1 is it is characterised in that described disk body center is provided with an installation
Hole.
7. a kind of photoelectric detection system using cooperatively with photoelectric encoder code-disc any one of claim 1 to 6, its
It is characterised by, including light source transmitter unit, light source receiving unit and control board, described light source transmitter unit and described light source
Receiving unit is opposed to be installed on the same end face of described control board, and is located at the same of described control board rotation axiss
Side.
8. photoelectric detection system according to claim 7 is it is characterised in that be provided with permission electricity in described control board
The through hole that owner's axle passes through.
9. a kind of photoelectric encoder is it is characterised in that include the photoelectric encoder code-disc any one of claim 1 to 6
With the photoelectric detection system described in claim 7 or 8, described control board away from described photoelectric encoder code-disc end face with
The shell end face of motor is fixedly and coaxially connected, and electric machine main shaft passes through described control board coaxial with described photoelectric encoder code-disc
It is fixedly connected, described photoelectric encoder code-disc embeds described light source transmitter unit with electric machine main shaft synchronous axial system, described reading code plate
And described light source receiving unit between.
10. a kind of robot is it is characterised in that be provided with the photoelectric encoder described in claim 9 on its motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610830989.8A CN106352904A (en) | 2016-09-19 | 2016-09-19 | Photoelectric encoder coded disc, photoelectric detection device, photoelectric encoder and robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610830989.8A CN106352904A (en) | 2016-09-19 | 2016-09-19 | Photoelectric encoder coded disc, photoelectric detection device, photoelectric encoder and robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106352904A true CN106352904A (en) | 2017-01-25 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610830989.8A Pending CN106352904A (en) | 2016-09-19 | 2016-09-19 | Photoelectric encoder coded disc, photoelectric detection device, photoelectric encoder and robot |
Country Status (1)
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| CN (1) | CN106352904A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111327160A (en) * | 2018-12-14 | 2020-06-23 | 沈阳新松机器人自动化股份有限公司 | Simple position and speed detection device and method |
| CN113586923A (en) * | 2021-07-27 | 2021-11-02 | 武汉理工大学 | Automatic lubricant supply system for water-lubricated tail bearing of ship under low-speed working condition |
| CN113767274A (en) * | 2019-08-23 | 2021-12-07 | 西门子股份公司 | Gas analyzer |
| CN114563024A (en) * | 2022-03-10 | 2022-05-31 | 朝阳市加华电子有限公司 | Novel photoelectric encoder code disc element and code reading element |
| CN114623849A (en) * | 2022-03-10 | 2022-06-14 | 朝阳市加华电子有限公司 | Novel photoelectric encoder modularization code wheel |
| CN117693104A (en) * | 2024-02-02 | 2024-03-12 | 江苏钛科圈物联网科技有限公司 | Intelligent control method for classroom interior illumination |
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| CN117693104A (en) * | 2024-02-02 | 2024-03-12 | 江苏钛科圈物联网科技有限公司 | Intelligent control method for classroom interior illumination |
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