CN206077378U - Encoder expanded circuit - Google Patents
Encoder expanded circuit Download PDFInfo
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- CN206077378U CN206077378U CN201621023148.8U CN201621023148U CN206077378U CN 206077378 U CN206077378 U CN 206077378U CN 201621023148 U CN201621023148 U CN 201621023148U CN 206077378 U CN206077378 U CN 206077378U
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- encoder
- signal
- outfan
- input
- modular converter
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Abstract
This utility model is related to encoder expanded circuit field, more particularly to a kind of encoder expanded circuit.In actual production, encoder and output are point-to-point relations, multiple spot is needed using multiple encoders when exporting, increased a large amount of production costs, when carrying out multiple-channel output, using multiple code device signal poor synchronizations, it is impossible to accomplish signal Complete Synchronization, Synchronization Control is unstable, easily causes the damage of automation equipment.The signal compatibility of most of encoders is poor, control voltage and encoder output required for external load is unworthy of, and needs to be equipped with extras, further improves production cost, encoder load capacity in application process is poor simultaneously, and when driving relatively large load, encoder is easily damaged.This utility model efficiently solves the compatibility of external load and encoder, exports synchronicity, while also realize that Multi-path synchronous extend, reduces cost.
Description
Technical field
This utility model is related to encoder expanded circuit field, more particularly to a kind of encoder expanded circuit.
Background technology
Encoder is to carry out working out by signal or data, be converted to the signal form that may be used to communicate, transmit and store
Equipment, current encoder device is applied occurs many drawbacks on industrial automation equipment, and in actual production, encoder and output are
Point-to-point relation, multiple spot need, using multiple encoders, to increased a large amount of production costs when exporting, and when carrying out multiple-channel output, adopt
With multiple code device signal poor synchronizations, it is impossible to accomplish signal Complete Synchronization, Synchronization Control is unstable, easily cause automatization to set
Standby damage.The signal compatibility of most of encoders is poor, the control voltage and encoder output required for external load
It is unworthy of, needs to be equipped with extras, further improve production cost, while encoder load capacity in application process is poor, drives
During dynamic relatively large load, encoder is easily damaged.
Utility model content
To solve above-mentioned technical problem, the utility model proposes a kind of encoder expanded circuit, effectively solves outer
The compatibility of load and encoder is connect, synchronicity is exported, while also realize that Multi-path synchronous extend, reduces cost.
For achieving the above object, this utility model is using such as purgation technical scheme：
A kind of encoder expanded circuit, including modular converter, are carried out also including receivers for incoming signals, to signal
The control module of process and to the signal extension after process into multiple-channel output transmitter；
The input of described modular converter is connected to described receptor and power circuit, and its outfan is connected to described
Control module；
The input/output terminal of described receptor is connected to described modular converter；
The input of described control module is connected to described modular converter, and its outfan is connected to described transmission
Device；
The outfan of described power circuit is connected to described modular converter；
The input/output terminal of described transmitter is connected to described control module.
Wherein, the modular converter is the signal adapter for the input signal of encoder to be converted to ttl signal.
Wherein, the outfan of the control module is connected with OC doors, and the control module is control unit.
Wherein, the power circuit includes power supply, manostat and supply convertor, and the outfan of the power supply is connected to surely
Depressor, the outfan of the manostat are connected to modular converter, and its input is connected to power supply；
The outfan of the power supply is also attached to supply convertor, and the outfan of the supply convertor is connected to control mould
Block, its input are connected to power supply.
Wherein, the power circuit also includes Tip element.
Wherein, the receptor is provided with for receiving the input port of code device signal, the transmitter be provided with for
The delivery outlet of signal after transmission processe.
As above-mentioned technical proposal is used, this utility model has following advantages compared with prior art：
There is the OC doors that this utility model is adopted 500mA electric currents to export, any power supply that can be adapted between 5-24V, pole
The earth improves its compatibility and load capacity, high using multiple-channel output net synchronization capability, and the output signal for being and encoder are input into
Signal Complete Synchronization, the transmitter of employing can make an encoder realize that Multi-path synchronous extend, reduce production cost.
Description of the drawings
For the technical scheme being illustrated more clearly that in this utility model embodiment, below will be to needed for embodiment description
Accompanying drawing to be used is briefly described.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is function composition frame chart of the present utility model.
Fig. 3 is circuit theory diagrams of the present utility model.
Description of reference numerals：1- receptors, 2- modular converters, 3- power circuits, 4- control modules, 5- transmitters.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe.
Such as Fig. 1, shown in Fig. 3, the utility model proposes a kind of encoder expanded circuit, including modular converter 2, also include
Receivers for incoming signals 1, the control module 4 processed by signal and defeated into multichannel to the signal extension after process
The transmitter 5 for going out, the input of modular converter 2 are connected to receptor 1 and power circuit 3, and its outfan is connected to control module
4；The input/output terminal of receptor 1 is connected to modular converter 2, and receptor 1 is provided with for receiving the input port of code device signal；
The input of control module 4 is connected to modular converter 2, and its outfan is connected to transmitter 5；The outfan connection of power circuit 3
In modular converter 2；The input/output terminal of transmitter 5 is connected to control module 4, and transmitter 5 is provided with for believing after transmission processe
Number delivery outlet.
Modular converter 2 is changed to the level signal of code device signal using signal adapter, and more specifically, signal turns
Parallel operation is managed for JFET, and the input signal of encoder is converted to ttl signal by JFET pipes, can be directly as the input of control module 4
Signal.
Control module 4 is received by the ttl signal obtained after the process of JFET pipes, after processing to which, by signal extension
Into multiple-channel output, the outfan in the present embodiment more specifically for control module 4 is connected with OC doors, and control module 4 is provided with
Control unit, control unit are 74HC07 chips, and 74HC07 chips are processed to signal, and the signal extension after process is into multichannel
Exported with OC patterns.
Power circuit 3 includes power supply, manostat and supply convertor, and the outfan of power supply is connected to manostat, manostat
Outfan be connected to modular converter 2, its input is connected to power supply, and the outfan of power supply is also attached to supply convertor, electricity
The outfan of source converter is connected to control module 4, and its input is connected to power supply.
Power circuit 3 also includes Tip element, and when detecting power circuit and being abnormal, Tip element can carry out alarm and carry
Show, the voltage of such as power supply is less than in the case of predetermined value.
As shown in Fig. 2 according to the function composition of the encoder expanded circuit of this utility model embodiment include signals collecting,
Signal conversion, signal processing, signal amplification, output signal and power management, are implemented as follows：
Signals collecting：The responsible signal to encoder of signals collecting is acquired, port number identification is detected with signalizing activity.
Signal is changed：Signal conversion is responsible for being converted into ttl signal to the coding rule of code device signal An Yu pavilions, used as rear
The input source of continuous logic chip, ttl signal outfan after 74HC07 process.
Signal amplifies：Power amplification is carried out to the signal after process, in order to signal output.
Output signal：Signal extension after process is exported into multichannel with OC patterns.
Power management：It is that modular converter and control module are powered.
During use, code device signal is entered in expanded circuit by receptor, and JFET pipes are by encoder input signal
Ttl signal is converted to, used as the input source of back-end logic chip, 74hc07 chips are further processed to ttl signal and divide
Analysis, ttl signal are extended to multichannel and are exported with OC patterns after the process of 74hc07 chips.
Various modifications to embodiment will be apparent for those skilled in the art, determined herein
The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (6)
1. a kind of encoder expanded circuit, including modular converter, it is characterised in that also including receivers for incoming signals,
Control module that signal is processed and to the signal extension after process into multiple-channel output transmitter；
The input of described modular converter is connected to described receptor and power circuit, and its outfan is connected to described control
Molding block；
The input/output terminal of described receptor is connected to described modular converter；
The input of described control module is connected to described modular converter, and its outfan is connected to described transmitter；
The outfan of described power circuit is connected to described modular converter；
The input of described transmitter is connected to described control module.
2. encoder expanded circuit according to claim 1, it is characterised in that the modular converter is for by encoder
Input signal be converted to the signal adapter of ttl signal.
3. encoder expanded circuit according to claim 1, it is characterised in that the outfan of the control module and OC doors
It is connected, the control module is provided with control unit.
4. encoder expanded circuit according to claim 1, it is characterised in that the power circuit includes power supply, voltage stabilizing
Device and supply convertor, the outfan of the power supply are connected to manostat, and the outfan of the manostat is connected to modular converter,
Its input is connected to power supply；
The outfan of the power supply is also attached to supply convertor, and the outfan of the supply convertor is connected to control module,
Its input is connected to power supply.
5. encoder expanded circuit according to claim 4, it is characterised in that the power circuit also includes that prompting is single
Unit.
6. encoder expanded circuit according to claim 1, it is characterised in that the receptor is provided with to be compiled for receiving
The input port of code device signal, the transmitter are provided with the delivery outlet for signal after transmission processe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023148.8U CN206077378U (en) | 2016-08-31 | 2016-08-31 | Encoder expanded circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023148.8U CN206077378U (en) | 2016-08-31 | 2016-08-31 | Encoder expanded circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206077378U true CN206077378U (en) | 2017-04-05 |
Family
ID=58435607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621023148.8U Active CN206077378U (en) | 2016-08-31 | 2016-08-31 | Encoder expanded circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206077378U (en) |
-
2016
- 2016-08-31 CN CN201621023148.8U patent/CN206077378U/en active Active
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