CN103163813A - Flying shear control system motion controller - Google Patents
Flying shear control system motion controller Download PDFInfo
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- CN103163813A CN103163813A CN 201110406070 CN201110406070A CN103163813A CN 103163813 A CN103163813 A CN 103163813A CN 201110406070 CN201110406070 CN 201110406070 CN 201110406070 A CN201110406070 A CN 201110406070A CN 103163813 A CN103163813 A CN 103163813A
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- control system
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Abstract
The invention relates to the improvement of a structure of a flying shear control system motion controller and provides the flying shear control system motion controller which is convenient to use, stable in communications and low in cost. The flying shear control system motion controller comprises a digital signal processor (DSP) chip, a serial port and interface branch, a controller area network (CAN) bus interface (BI) branch, a digital-to-analogue (D/A) interface branch, an analogue-to-digital (A/D) interface branch, a data processing (DP) (high speed data transfer of a scene layer) bus slave station interface branch and encoder interface branches, and a port of the DSP chip is respectively connected with the serial port and interface branch, the CAN BI branch, the D/A interface branch, the A/D interface branch and the encoder interface branches. The structure of the flying shear control system motion controller is characterized in that the port of the DSP chip is connected with the DP bus slave station interface branch, and the number of the encoder interface branches is at least three.
Description
Technical field
the present invention relates to the improvement of flying shear control system motion controller structure.
Background technology
flying shear control system is comprised of motion controller, man machine operation interface, digital drive system, servo drive system, relay system, velocity-measuring system etc.Motion controller is the important component part of whole system.
in existing flying shear control system, need No. three scramblers that the feedback information of servo-driver is offered to the CT-01 motion controller, each CT-01 motion controller only has two-way DA output and two-way encoder interfaces, needs two CT-01 motion controllers; In addition, when CT-01 motion controller and Siemens PLC C313C-2DP communication, need external DP card.Therefore, adopt the flying shear control system of existing CT-01 motion controller, use very inconvenient, communication robust is bad, cost is high.
Summary of the invention
the present invention is exactly for the problems referred to above, and a kind of easy to use, communication robust, flying shear control system motion controller that cost is low are provided.
for achieving the above object, the present invention adopts following technical scheme, the present invention includes dsp chip (digital signal processor), the serial interface branch road, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, the high-speed data transfer of DP(field layer) bus is from the station interface branch road, the encoder interfaces branch road, the dsp chip port respectively with the serial interface branch road, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, the encoder interfaces branch road is connected, its structural feature dsp chip port is connected from the station interface branch road with the DP bus, at least three of encoder interfaces branch roads.
as a kind of preferred version, dsp chip of the present invention adopts the TMS320F2812 chip.
as another kind of preferred version, DP bus of the present invention adopts the AB4005-DP module of AnyBus from the station interface branch road.
as another kind of preferred version, encoder interfaces branch road of the present invention is four, and wherein two encoder interfaces branch roads are provided with the CPLD(CPLD).
secondly, serial interface branch road of the present invention, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, encoder interfaces branch road are provided with the isolation high speed photo coupling.
in addition, serial interface branch road of the present invention comprises RS232 serial interface branch road, RS485 serial interface branch road, RS422 serial interface branch road.
beneficial effect of the present invention: dsp chip port of the present invention is connected from the station interface branch road with the DP bus, at least three of encoder interfaces branch roads; No. three scramblers are by three encoder interfaces branch roads for the invention provides encoder feedback, and by the DP bus, from station interface branch road and Siemens PLC C313C-2DP communication, easy to use, communication robust, cost are low.Only need a present invention just can meet the needs of flying shear control system control section.
in addition, the present invention not only can be used as the important control section of flying shear control system, and can be used as other by the important control section of the system of the total line traffic control of DP.
The accompanying drawing explanation
below in conjunction with the drawings and specific embodiments, the present invention will be further described.Protection domain of the present invention not only is confined to the statement of following content.
fig. 1 is schematic block circuit diagram of the present invention.
fig. 2 is interface board schematic diagram of the present invention.
fig. 3 is the circuit block diagram that adopts flying shear control system of the present invention.
Embodiment
as shown in the figure, the present invention includes dsp chip, serial interface branch road, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, DP bus from station interface branch road, encoder interfaces branch road, the dsp chip port is connected with serial interface branch road, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, encoder interfaces branch road respectively, the dsp chip port is connected from the station interface branch road with the DP bus, at least three of encoder interfaces branch roads.
the present invention adopts the DSP technology.It is (1ms) collection external signal at a high speed, and, by complex calculations, high precision is controlled topworks to the cutting to length at wire material.Provide four road DA outputs, four tunnel encoder feedback.12 road 24V signal inputs, 11 road 24V signal outputs.By 11 road 24V signals outputs as start and stop action, the single shear action of servo unit, seek zeroing and oil pump start and stop action, two-way DA is output as servo drive unit analog input is provided.
described dsp chip adopts the TMS320F2812 chip.TMS320F2812 chip not only arithmetic speed is quick, and the DA output accuracy is high, and the signal of encoder feedback is more accurate.
described DP bus adopts the AB4005-DP module of AnyBus from the station interface branch road.
described encoder interfaces branch road is four, and wherein two encoder interfaces branch roads are provided with the CPLD(CPLD).The user can, according to needs separately, construct the digital integrated circuit of Different Logic function voluntarily.
described serial interface branch road, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, encoder interfaces branch road are provided with the isolation high speed photo coupling.
described serial interface branch road comprises RS232 serial interface branch road, RS485 serial interface branch road, RS422 serial interface branch road.
below in conjunction with accompanying drawing, use procedure of the present invention is described: as shown in Figure 3, after having powered on, the present invention receives the length information that will shear accurately calculated of three tunnel encoder feedback, again by by D/A interface branch road, export accurately the DA value to servo-driver as analog input, servo-driver is accurately sheared according to the analog input value.
the present invention carries out communication by the DP bus from station interface branch road and Siemens PLC C313C-2DP, various parameters is reflected on touch-screen as monitoring, thus the control procedure of completion system.
be understandable that, above about specific descriptions of the present invention, only for being described, the present invention not is limited to the described technical scheme of the embodiment of the present invention, those of ordinary skill in the art is to be understood that, still can modify or be equal to replacement the present invention, to reach identical technique effect; Use needs as long as meet, all within protection scope of the present invention.
Claims (6)
1. flying shear control system motion controller, comprise that dsp chip, serial interface branch road, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, DP bus are from station interface branch road, encoder interfaces branch road, the dsp chip port is connected with serial interface branch road, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, encoder interfaces branch road respectively, it is characterized in that the dsp chip port is connected from the station interface branch road with the DP bus, at least three of encoder interfaces branch roads.
2. flying shear control system motion controller according to claim 1, is characterized in that described dsp chip adopts the TMS320F2812 chip.
3. flying shear control system motion controller according to claim 1, is characterized in that described DP bus adopts the AB4005-DP module of AnyBus from the station interface branch road.
4. flying shear control system motion controller according to claim 1, is characterized in that described encoder interfaces branch road is four, and wherein two encoder interfaces branch roads are provided with CPLD.
5. flying shear control system motion controller according to claim 1, is characterized in that described serial interface branch road, CAN bus interface branch road, D/A interface branch road, A/D interface branch road, encoder interfaces branch road are provided with the isolation high speed photo coupling.
6. flying shear control system motion controller according to claim 1, is characterized in that described serial interface branch road comprises RS232 serial interface branch road, RS485 serial interface branch road, RS422 serial interface branch road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110406070 CN103163813A (en) | 2011-12-08 | 2011-12-08 | Flying shear control system motion controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110406070 CN103163813A (en) | 2011-12-08 | 2011-12-08 | Flying shear control system motion controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103163813A true CN103163813A (en) | 2013-06-19 |
Family
ID=48586990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110406070 Pending CN103163813A (en) | 2011-12-08 | 2011-12-08 | Flying shear control system motion controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103163813A (en) |
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2011
- 2011-12-08 CN CN 201110406070 patent/CN103163813A/en active Pending
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| C06 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130619 |