CN107764291A - A kind of incremental rotary encoder signal transacting and distributor circuit - Google Patents
A kind of incremental rotary encoder signal transacting and distributor circuit Download PDFInfo
- Publication number
- CN107764291A CN107764291A CN201610681576.8A CN201610681576A CN107764291A CN 107764291 A CN107764291 A CN 107764291A CN 201610681576 A CN201610681576 A CN 201610681576A CN 107764291 A CN107764291 A CN 107764291A
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- China
- Prior art keywords
- circuit
- signal
- rotary encoder
- incremental rotary
- power supply
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- 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
- G01D5/12—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 using electric or magnetic means
- G01D5/244—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 using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/245—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 using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
- G01D5/2451—Incremental encoders
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The invention discloses a kind of incremental rotary encoder signal transacting and distributor circuit, including：Encoder power supply (1), shaping circuit (2), isolation circuit (3), drive circuit (4) and insulating power supply (5)；The one-channel signal that the present invention can export incremental rotary encoder, is distributed into two groups or the incremental rotary encoder signal multigroup, completely isolated, glitch-free, no signal wave distortion, driving force is strong.It is unequal to avoid ground level, signal cross-talk, driving force deficiency, the appearance of signal waveform distortion.
Description
Technical field
This technology is related to circuit, and in particular to a kind of incremental rotary encoder signal transacting and distributor circuit.
Background technology
In the last few years, more and more, increment type rotary coding was applied in the Rotating speed measring of motor control and rotating machinery, control
Device is the necessary device of Rotating speed measring, but incremental rotary encoder can only export one group of signal (A/B/Z), and motor drives
Device and master control system are required for the signal of encoder to be detected, monitor rotating speed, then carry out the control of rotating speed.Now just need
One incremental rotary encoder signal distribution circuit, one group of signal (A/B/Z) of incremental rotary encoder is distributed into two
Group or multigroup incremental rotary encoder signal.
Traditional incremental rotary encoder signal distribution circuit is that divider resistance is linked into incremental rotary encoder
In signal circuit, incremental rotary encoder signal is distributed into 2 groups using divider resistance.
Problems be present in traditional incremental rotary encoder signal distribution circuit：Ground level is unequal, signal cross-talk,
Driving force deficiency, signal waveform distortion etc..
The content of the invention
The purpose of the present invention：It is to provide a kind of incremental rotary encoder signal distribution circuit, two groups is provided for user
Or the incremental rotary encoder letter multigroup, completely isolated, glitch-free, no signal wave distortion, driving force is strong
Number.
Technical scheme：
A kind of incremental rotary encoder signal transacting and distributor circuit, it is characterised in that it employs encoder power supply
1, shaping circuit 2, isolation circuit 3, drive circuit 4 and insulating power supply 5；Encoder power supply 1 is that encoder and shaping circuit 2 provide
Power supply, and export through connect signal (A/B/Z)；Insulating power supply 5 is isolation circuit 3 and drive circuit 4 provides power supply, encoder output
Signal (A/B/Z) enters shaping circuit 2 and carries out shaping, and through connect signal (A/B/Z) all the way is exported after driving, defeated respectively again after driving
Go out two tunnels or multiple signals are sent into corresponding isolation circuit 3, isolated, then isolation signals (A/ is exported through overdrive circuit 4
B/Z), one-channel signal incremental rotary encoder exported, is distributed into two tunnels or multichannel incremental rotary encoder signal.
Advantages of the present invention：
The one-channel signal that incremental rotary encoder is exported, it is distributed into two groups or multigroup, completely isolated, noiseless
, no signal wave distortion, incremental rotary encoder signal that driving force is strong.It is unequal to avoid ground level, signal
Crosstalk, driving force deficiency, the appearance of signal waveform distortion.
Brief description of the drawings
The incremental rotary encoder signal distribution circuit block diagram of Fig. 1 present invention；
The incremental rotary encoder signal distribution circuit schematic diagram of Fig. 2 present invention；
The distributor circuit schematic diagram of encoder power supply 1 of Fig. 3 present invention；
The distributor circuit schematic diagram of insulating power supply 5 of Fig. 4 present invention.
Embodiment
The application is further described in detail with embodiment below in conjunction with the accompanying drawings.
Referring to the incremental rotary encoder signal distribution circuit block diagram of Fig. 1 the application.
The one-channel signal that incremental rotary encoder signal transacting and distributor circuit export incremental rotary encoder, point
It is made into two tunnels or multichannel incremental rotary encoder signal；Characterized in that, it employs encoder power supply 1, shaping circuit
2, isolation circuit 3, drive circuit 4 and insulating power supply 5, the one-channel signal that incremental rotary encoder is exported, it is distributed into two tunnels
Or multichannel incremental rotary encoder signal.
Encoder power supply 1 is that encoder and shaping circuit 2 provide power supply, and exports through connect signal (A/B/Z)；Insulating power supply
5 be that isolation circuit 3 and drive circuit 4 provide power supply.
Encoder output (A/B/Z) enters shaping circuit 2 and carries out shaping, and through connect signal (A/ all the way is exported after driving
B/Z), export two tunnels after driving respectively again or multiple signals are sent into corresponding isolation circuit 3, isolated, then through overdriving
Circuit 4 exports isolation signals (A/B/Z).
Referring to the incremental rotary encoder signal distribution circuit schematic diagram of Fig. 2 Fig. 3 Fig. 4 the application.
Suitable power supply J1 is provided to encoder, makes incremental rotary encoder output signal (A/B/Z).Increment type is revolved
Turn to carry out shaping in encoder output feeding high-precision reshaping drive circuit X4, X5, X6, and drive output.High accuracy is whole
The signal of shape drive circuit output is divided into three groups：One group is given driver J2, and two groups are respectively fed to isolation circuit K1, K2 in addition,
K3, by signal isolation, the signal logic exported using logical device X7 adjustment logical AND incremental rotary encoders is consistent, then
It is sent into drive circuit X8, driving output.
As shown in Figure 2 and Figure 3, VCC IN provide power supply for encoder, and export VCC1 after being adjusted to VCC IN,
VCC1 is shaping circuit X4, and X5, X6 provide power supply.
As shown in Figure 2, Figure 4 shows, VCC3 is input power, and being sent into X3 power supplys by isolated buck device X2 out-put supplies adjusts
Device is isolation circuit K1, K2, K3, and logical device X7, driving element X8 provide power supply.
The operation principle of the present invention
Suitable power supply J1 is provided to encoder, makes incremental rotary encoder output signal (A/B/Z).Increment type is revolved
Turn to carry out shaping in encoder output feeding high-precision reshaping drive circuit X4, X5, X6, and drive output.High accuracy is whole
The signal of shape drive circuit output is divided into three groups：One group is given driver J2, and two groups are respectively fed to isolation circuit K1, K2 in addition,
K3, by signal isolation, the signal logic exported using logical device X7 adjustment logical AND incremental rotary encoders is consistent, then
It is sent into drive circuit X8, driving output.
Claims (1)
1. a kind of incremental rotary encoder signal transacting and distributor circuit, it is characterised in that it employs encoder power supply
(1), shaping circuit (2), isolation circuit (3), drive circuit (4) and insulating power supply (5)；Encoder power supply (1) be encoder and
Shaping circuit (2) provides power supply, and exports through connect signal (A/B/Z)；Insulating power supply (5) is isolation circuit (3) and drive circuit
(4) power supply is provided, encoder output (A/B/Z) enters shaping circuit (2) and carries out shaping, exported after driving and lead directly to letter all the way
Number (A/B/Z), exports two tunnels respectively again after driving or multiple signals are sent into corresponding isolation circuit (3), is isolated, then pass through
Overdrive circuit (4) output isolation signals (A/B/Z), the one-channel signal that incremental rotary encoder is exported, are distributed into two tunnels
Or multichannel incremental rotary encoder signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610681576.8A CN107764291A (en) | 2016-08-17 | 2016-08-17 | A kind of incremental rotary encoder signal transacting and distributor circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610681576.8A CN107764291A (en) | 2016-08-17 | 2016-08-17 | A kind of incremental rotary encoder signal transacting and distributor circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107764291A true CN107764291A (en) | 2018-03-06 |
Family
ID=61260265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610681576.8A Pending CN107764291A (en) | 2016-08-17 | 2016-08-17 | A kind of incremental rotary encoder signal transacting and distributor circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107764291A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660074A (en) * | 2019-01-21 | 2019-04-19 | 博众精工科技股份有限公司 | A kind of code device signal multiplexer |
Citations (5)
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|---|---|---|---|---|
| CN101615901A (en) * | 2009-07-29 | 2009-12-30 | 北京京诚瑞达电气工程技术有限公司 | Photoelectricity is isolated pulse and is divided path method and photoelectricity to isolate the pulse branch apparatus |
| CN202889309U (en) * | 2012-11-01 | 2013-04-17 | 东莞市创丰科技发展有限公司 | Incremental coder capable of outputting multiplex pulse signals |
| CN103344267A (en) * | 2013-07-04 | 2013-10-09 | 上海衡拓液压控制技术有限公司 | Analog signal conversion module of photoelectric encoder |
| CN203274762U (en) * | 2013-06-04 | 2013-11-06 | 新兴铸管股份有限公司 | Pulse amplifier board for coded disc of disc type motor |
| CN104406545A (en) * | 2014-12-01 | 2015-03-11 | 上海理工大学 | Device for measuring and calculating rotating angle based on incremental rotary optical encoder |
-
2016
- 2016-08-17 CN CN201610681576.8A patent/CN107764291A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101615901A (en) * | 2009-07-29 | 2009-12-30 | 北京京诚瑞达电气工程技术有限公司 | Photoelectricity is isolated pulse and is divided path method and photoelectricity to isolate the pulse branch apparatus |
| CN202889309U (en) * | 2012-11-01 | 2013-04-17 | 东莞市创丰科技发展有限公司 | Incremental coder capable of outputting multiplex pulse signals |
| CN203274762U (en) * | 2013-06-04 | 2013-11-06 | 新兴铸管股份有限公司 | Pulse amplifier board for coded disc of disc type motor |
| CN103344267A (en) * | 2013-07-04 | 2013-10-09 | 上海衡拓液压控制技术有限公司 | Analog signal conversion module of photoelectric encoder |
| CN104406545A (en) * | 2014-12-01 | 2015-03-11 | 上海理工大学 | Device for measuring and calculating rotating angle based on incremental rotary optical encoder |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660074A (en) * | 2019-01-21 | 2019-04-19 | 博众精工科技股份有限公司 | A kind of code device signal multiplexer |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180306 |