CN207337113U - A kind of multi output encoder - Google Patents

Abstract

The utility model discloses a kind of multi output encoder, including central processing unit, the central processing unit is connected with number of turns line number synthesizer, the central processing unit is bi-directionally connected with CANOPEN interface chips, the central processing unit is bi-directionally connected with MODBUS interface chips, the central processing unit is bi-directionally connected with SSI interface chips, and the central processing unit is bi-directionally connected with BISS interface chips, and the central processing unit is connected with power module.The beneficial effects of the utility model are, simple in structure, strong antijamming capability, rich interface, and live adaptability is good, highly practical.

Description

A kind of multi output encoder

Technical field

Electronic technology angle displacement transducer field is the utility model is related to, particularly a kind of multi output encoder.

Background technology

With the lifting of electronic technology, especially large scale integrated circuit technology, the high accuracy of modernization industry production with And reliability operation requires to be continuously improved, the measurement accuracy and measurement range of single-ring encoder can not be met the requirements, in addition Due to a large amount of use site bussing techniques in modern production, the data protocol between different bus is incompatible, different pieces of information association The equipment of view cannot be articulated in other bus network, therefore, devise achievable CANOPEN, MODBUS, SSI, BISS tetra- The multi-turn interface arrangement of the bus protocol compatibility of strick precaution is compared in kind application at present, to extend the application scenario of Novel encoder.

Utility model content

The purpose of this utility model is to solve the above-mentioned problems, to devise a kind of multi output encoder.

Realize that above-mentioned purpose the technical solution of the utility model is, a kind of multi output encoder, including central processing unit, institute State central processing unit with number of turns line number synthesizer to be connected, the central processing unit is bi-directionally connected with CANOPEN interface chips, institute State central processing unit to be bi-directionally connected with MODBUS interface chips, the central processing unit is bi-directionally connected with SSI interface chips, described Central processing unit is bi-directionally connected with BISS interface chips, and the central processing unit is connected with power module.

The number of turns line number synthesizer is multiple magnetic coding chips.

The power module includes input supply terminal, decompression processing module one and decompression processing module two, the input electricity Source is connected with decompression processing module one and decompression processing module two successively, the decompression processing module two and central processing unit phase Even.

It is unidirectionally to connect between the number of turns line number synthesizer and central processing unit.

The number of the magnetic coding chip is five.

The multi output encoder made using the technical solution of the utility model, is believed using by magnetic conduction circuitry A/B increments Number, be converted to the absolute value way of output, improve response and the sensitivity of output angle, and support CANOPEN, MODBUS, Tetra- kinds of output forms of SSI, BISS, an encoder can realize four kinds of way of outputs, and simple in structure, strong antijamming capability, connects Mouth is abundant, and live adaptability is good.

Brief description of the drawings

Fig. 1 is the structure diagram of multi output encoder described in the utility model；

Fig. 2 is the power module block diagram of multi output encoder described in the utility model；

Fig. 3 is the power module circuitry figure of multi output encoder described in the utility model；

Fig. 4 is the number of turns module and signal processing module U3-U7 figures of multi output encoder described in the utility model；

Fig. 5 is the number of turns module and signal processing module U8 figures of multi output encoder described in the utility model；

Fig. 6 is the MODBUS interface circuit figures of multi output encoder described in the utility model；

Fig. 7 is the CANOPEN interface circuit figures of multi output encoder described in the utility model；

Fig. 8 is the circuit total figure of multi output encoder described in the utility model；

In figure, 1, central processing unit；2nd, number of turns line number synthesizer；3rd, CANOPEN interface chips；4th, MODBUS interfaces core Piece；5th, SSI interface chips；6th, BISS interface chips；7th, power module；8th, input supply terminal；9th, it is depressured processing module one；10、 It is depressured processing module two.

Embodiment

The utility model is specifically described below in conjunction with the accompanying drawings, as shown in figures 1-8, a kind of multi output encoder, bag Central processing unit 1 is included, the central processing unit 1 is connected with number of turns line number synthesizer 2, the central processing unit 1 and CANOPEN Interface chip 3 is bi-directionally connected, and the central processing unit 1 and MODBUS interface chips 4 are bi-directionally connected, the central processing unit 1 with SSI interface chips 5 are bi-directionally connected, and the central processing unit 1 and BISS interface chips 6 are bi-directionally connected, and the central processing unit 1 connects It is connected to power module 7；The number of turns line number synthesizer 2 is multiple magnetic coding chips；The power module 7 includes input supply terminal 8th, processing module 1 and decompression processing module 2 10 are depressured, the input supply terminal 8 is successively with being depressured processing module 1 and drop Processing module 2 10 is pressed to be connected, the decompression processing module 2 10 is connected with central processing unit 1；The number of turns line number synthesizer 2 It is unidirectionally to be connected between central processing unit 1；The number of the magnetic coding chip is five.

In the present embodiment, the signal condition process conversion such as the signal that collection magnetic coding chip is sent, shaped, correction Into the data format of standard, reconvert into MODBUS agreements, SSI agreements, BISS agreements, CANOPEN agreements, and hardware electricity Using the physical interface circuit for each bus isolated in road.Multiprotocol conversion based on DSP and interface arrangement design method, can be with As standards change design means, for different interface protocol systems, it need to be only configured with corresponding instruction and can be achieved The output of corresponding communications protocol.Wherein, power supply mainly provides the input power of this angular transducer, and is isolated using DC/DC Module, can conveniently be set digitally with simulation；Number of turns line number synthesizer 2 is one of number of turns module and signal processing module Point, U3-U7 is magnetic coding chip, and by serial absolute signal to U8 central processing units 1, U8 is the core for realizing high response output Part, it receives data by its internal programme-control, processing；CANOPEN interface chips 3, MODBUS interface chips 4, SSI interfaces Chip 5 and BISS interface chips 6 collectively constitute interface module, and interface module is the angle for exporting core processing circuit Degree information is converted into the interface mode to match with external interface, and SSI interfaces and BISS interfaces in the middle are directly entered centre Device 1 is managed, interface module also has the design conversion of level, the matching of interface circuit type, the driving force of Current Voltage Etc. function.

Above-mentioned technical proposal only embodies the optimal technical scheme of technical solutions of the utility model, the technology of the art Personnel embody some variations that some of which part may be made the principle of the utility model, belong to the utility model Protection domain within.

Claims (5)

1. multi output encoder, including central processing unit (1), it is characterised in that the central processing unit (1) is closed with number of turns line number Grow up to be a useful person (2) be connected, the central processing unit (1) is bi-directionally connected with CANOPEN interface chips (3), the central processing unit (1) It is bi-directionally connected with MODBUS interface chips (4), the central processing unit (1) is bi-directionally connected with SSI interface chips (5), in described Central processor (1) is bi-directionally connected with BISS interface chips (6), and the central processing unit (1) is connected with power module (7).

2. multi output encoder according to claim 1, it is characterised in that the number of turns line number synthesizer (2) is multiple Magnetic coding chip.

3. multi output encoder according to claim 1, it is characterised in that the power module (7) includes input power (8), decompression processing module one (9) and decompression processing module two (10) are held, the input supply terminal (8) handles mould with decompression successively Block one (9) is connected with decompression processing module two (10), and the decompression processing module two (10) is connected with central processing unit (1).

4. multi output encoder according to claim 1, it is characterised in that the number of turns line number synthesizer (2) and center It is unidirectionally to connect between processor (1).

5. multi output encoder according to claim 2, it is characterised in that the number of the magnetic coding chip is five.