CN203630574U - PLC expansion board for high-speed rapier loom - Google Patents
PLC expansion board for high-speed rapier loom Download PDFInfo
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- CN203630574U CN203630574U CN201320809240.7U CN201320809240U CN203630574U CN 203630574 U CN203630574 U CN 203630574U CN 201320809240 U CN201320809240 U CN 201320809240U CN 203630574 U CN203630574 U CN 203630574U
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Abstract
The utility model provides a PLC expansion board for a high-speed rapier loom. The PLC expansion board comprises a power module, a digital signal processing unit, a parallel signal interface, a first optical coupler isolation circuit, a second optical coupler isolation circuit, an input interface circuit, a brake/clutch output circuit, and a driving amplification circuit which are all integrated into a same printed circuit board. The input interface circuit is connected with the digital signal processing unit via the first optical coupler isolation circuit. The digital signal processing unit is connected with the parallel signal interface. The brake/clutch output circuit is connected with the digital signal processing unit via the second optical coupler isolation circuit and the driving amplification circuit. The power module comprises a power input interface and multiple power output interfaces. The power module is integrated into the PLC expansion board. Therefore, without a driving circuit board, the PLC expansion board can be connected with a PLC and a rapier loom loop circuit, and an optoelectronic isolating circuit and a connecting line between the PLC expansion board and the driving circuit board are eliminated.
Description
Technical field
The utility model relates to loom control field, more particularly, relates to a kind of PLC expansion board for High Speed Rapier Loom.
Background technology
Along with the development of electrical technology, the automated process of domestic field of textiles is more and more faster, also more and more higher for the requirement of fabric variety and quality, weaving efficiency and labour's use.High Speed Rapier Loom electric-control system develops a kind of high speed of formation, the automation control system of efficient, high reliability just based on these demands.
At present, domestic High Speed Rapier Loom electric-control system is divided into PLC control and two kinds of modes of flush bonding processor control conventionally.Wherein the cost of flush bonding processor control mode is lower, needs user rs authentication but shortcoming is stability, reliability and antijamming capability, and the quality of electronic component cannot guarantee, user's maintenance cost is higher; And the reliability and stability of PLC control mode are high, antijamming capability is strong.Many functions of controlling due to PLC rely on software engineering to realize, and can reduce like this use of peripheral hardware, thereby reduce fault odds.
PLC control mode is relatively ripe, and its function is also relatively fixing, and input and output point is also fixing, is not easy to expand, and conventionally adopts the mode of PLC expansion board to carry out Function Extension.But, the voltage and current that the output point of PLC expansion board can bear is at present general all much lower than the demand of the clutch of High Speed Rapier Loom and detent, so generally also need to have an independent drive circuit board to be connected to High Speed Rapier Loom to meet the demand of loom.In addition, between the output point of PLC expansion board and drive circuit board, also need photoelectric isolating circuit and line, thereby make the input point of PLC expansion board, output point more.
Utility model content
The technical problems to be solved in the utility model is, for the PLC expansion board of above-mentioned High Speed Rapier Loom need that drive circuit board is used in conjunction with, input point and the many problems of output point, a kind of PLC expansion board for High Speed Rapier Loom is provided.
The technical scheme that the utility model solves the problems of the technologies described above is, a kind of PLC expansion board for High Speed Rapier Loom is provided, comprise the power module, digital signal processing unit, parallel signal interface, the first optical coupling isolation circuit, the second optical coupling isolation circuit, input interface circuit, braking/clutch output circuit and the drive amplification circuit that are integrated into same printed circuit board (PCB), wherein: described input interface circuit is connected to digital signal processing unit via the first optical coupling isolation circuit and this digital signal processing unit is connected with parallel signal interface; Described braking/clutch output circuit is connected with digital signal processing unit with drive amplification circuit via the second optical coupling isolation circuit; Described power module comprises power input interface for connecting power supply and for being respectively multiple power output interfaces of loom control loop power supply.
In the PLC expansion board for High Speed Rapier Loom described in the utility model, described parallel signal interface is connected to the expansion mouth of PLC by 26 core flat wires.
In the PLC expansion board for High Speed Rapier Loom described in the utility model, described input interface circuit comprises crawl, revolution, just looks for latitude, instead looks for that latitude, oil pressure, cracked ends, express, parking, latitude are complete, anxious stops, looks for latitude fault input signal treatment circuit.
In the PLC expansion board for High Speed Rapier Loom described in the utility model, described braking/clutch output circuit comprises amplification driving circuit, high power transistor, relay or solid-state relay, and for exporting master clutch, slow train clutch coupling, look for latitude clutch coupling, low pressure braking, high pressure braking, slow train reversion, slow train forward, lift latitude clutch signal.
In the PLC expansion board for High Speed Rapier Loom described in the utility model, described PLC expansion board also comprises for generation of 8 looks selects 4 of latitude output to turn 16 coding output circuits; Described digital signal processing unit is connected to 4 via the second optical coupling isolation circuit and drive amplification circuit and turns 16 coding output circuits.
In the PLC expansion board for High Speed Rapier Loom described in the utility model, described 4 turn 16 coding output circuits comprises drive amplification circuit and high power transistor.
In the PLC expansion board for High Speed Rapier Loom described in the utility model, described PLC expansion board also comprises for the 4 road signal output apparatus to 4 chrominance signal lamp output control signals; Described digital signal processing unit is connected to 4 road signal output apparatus via the second optical coupling isolation circuit and drive amplification circuit.
In the PLC expansion board for High Speed Rapier Loom described in the utility model, the power output interface of described power module comprises that 220V2A exchanges output interface, 110V2A exchanges output interface, 24V8A direct current output interface, 24V1A direct current output interface.
PLC expansion board for High Speed Rapier Loom of the present utility model has following beneficial effect: by power module is integrated into expansion board, PLC and loom control loop be can connect without drive circuit board, and photoelectric isolating circuit and line between drive circuit board saved.The utility model also can reduce input point and the output point of whole printed circuit board (PCB).
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model for the PLC expansion board embodiment of High Speed Rapier Loom.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, be the schematic diagram of the utility model for the PLC expansion board embodiment of High Speed Rapier Loom, it is for realizing the Function Extension of High Speed Rapier Loom PLC.The PLC expansion board of the present embodiment comprises the power module 11, digital signal processing unit 12, parallel signal interface 13, the first optical coupling isolation circuit 151, the second optical coupling isolation circuit 152, input interface circuit 14, braking/clutch output circuit 17 and the drive amplification circuit 16 that are integrated into same printed circuit board (PCB), and wherein input interface circuit 14 is connected to digital signal processing unit 12 via the first optical coupling isolation circuit 152 and this digital signal processing unit 12 is connected with parallel signal interface 13; Braking/clutch output circuit 17 is connected with digital signal processing unit 12 with drive amplification circuit 16 via the second optical coupling isolation circuit 152; Above-mentioned power module 11 comprises power input interface for connecting power supply 20 and for being respectively multiple power output interfaces of loom control loop power supply.
The above-mentioned PLC expansion board for High Speed Rapier Loom is by being integrated into expansion board by power module, can connect PLC and loom control loop without drive circuit board, and saved photoelectric isolating circuit and the line between drive circuit board, can improve cost performance and the reliability of High Speed Rapier Loom.Above-mentioned PLC expansion board can be simplified circuit, reduces the repetition of components and parts, that is has reduced cost, and make that installation dimension diminishes, line is simple.
Above-mentioned power supply 20 can be civil power (being 220V50Hz alternating current), power module 11 will be converted to the required power supply in loom control loop, such as 220V2A alternating current, 110V2A alternating current, 24V8A direct current, 24V1A direct current etc. from the civil power of this power supply 20.Correspondingly, the power output interface of this power module 11 can comprise that 220V2A exchanges output interface, 110V2A exchanges output interface, 24V8A direct current output interface, 24V1A direct current output interface.In addition the drive amplification circuit 16 that, above-mentioned power module 11 also can be in this PLC expansion board is powered.
Input interface circuit 14 specifically can comprise crawl, revolution, just looks for latitude, instead looks for latitude, oil pressure, cracked ends, express, parking, latitude is complete, anxious stops, looks for latitude fault input signal treatment circuit, can obtain by 12 input points crawl, revolution from loom control loop, just looks for latitude, instead look for that latitude, oil pressure, cracked ends, express, parking, latitude are complete, anxious stops, looks for latitude fault-signal.
In above-mentioned PLC expansion board, digital signal processing unit 12 is for obtaining the input signal from input interface circuit 14 by the first optical coupling isolation circuit 151, and corresponding input signal is converted to parallel signal, then this parallel signal is sent to the expansion mouth of PLC30 via parallel signal interface 13 and 26 core flat wires, to realize and the data interaction of PLC30.This digital signal processing unit 12 can be identical with the connected mode of existing PLC expansion board (not having power module) with the connected mode of the expansion mouth of PLC30.
Digital signal processing unit 12 also can generate corresponding output signal (for example, according to the control signal from PLC30), and above-mentioned control signal is sent to braking/clutch output circuit 17 via the second optical coupling isolation circuit 152 and drive amplification circuit 16.Above-mentioned control signal comprises master clutch, slow train clutch coupling, looks for latitude clutch coupling, low pressure braking, high pressure braking, slow train reversion, slow train forward, lift latitude clutch signal etc., correspondingly, braking/clutch output circuit 17 is realized the output of above-mentioned signal by amplification driving circuit, high power transistor, relay or solid-state relay etc.
In addition, above-mentioned PLC expansion board also can comprise for generation of 8 looks selects 4 of latitude output to turn 16 coding output circuits 18, digital signal processing unit 12 is connected to this via the second optical coupling isolation circuit 152 and drive amplification circuit 16 and 4 turns 16 coding output circuits 18, selects the output of latitude signal to realize 8 looks.Particularly, 4 turn 16 coding output circuits 18 and can realize signal output by drive amplification circuit and high power transistor.
Above-mentioned PLC expansion board also can comprise for for example, 4 road signal output apparatus 19 to 4 chrominance signal lamps (white, red, yellow, and green) output control signal, digital signal processing unit 12 is connected to this 4 road signal output apparatus 19 via the second optical coupling isolation circuit 152 and drive amplification circuit 16, so that corresponding signal lamp is lighted, realize unlike signal indication.
The above; it is only preferably embodiment of the utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (8)
1. the PLC expansion board for High Speed Rapier Loom, it is characterized in that: comprise the power module, digital signal processing unit, parallel signal interface, the first optical coupling isolation circuit, the second optical coupling isolation circuit, input interface circuit, braking/clutch output circuit and the drive amplification circuit that are integrated into same printed circuit board (PCB), wherein: described input interface circuit is connected to digital signal processing unit via the first optical coupling isolation circuit and this digital signal processing unit is connected with parallel signal interface; Described braking/clutch output circuit is connected with digital signal processing unit with drive amplification circuit via the second optical coupling isolation circuit; Described power module comprises power input interface for connecting power supply and for being respectively multiple power output interfaces of loom control loop power supply.
2. the PLC expansion board for High Speed Rapier Loom according to claim 1, is characterized in that: described parallel signal interface is connected to the expansion mouth of PLC by 26 core flat wires.
3. the PLC expansion board for High Speed Rapier Loom according to claim 1, is characterized in that: described input interface circuit comprises crawl, revolution, just looks for latitude, instead looks for that latitude, oil pressure, cracked ends, express, parking, latitude are complete, anxious stops, looks for latitude fault input signal treatment circuit.
4. the PLC expansion board for High Speed Rapier Loom according to claim 1, it is characterized in that: described braking/clutch output circuit comprises amplification driving circuit, high power transistor, relay or solid-state relay, and for exporting master clutch, slow train clutch coupling, look for latitude clutch coupling, low pressure braking, high pressure braking, slow train reversion, slow train forward, lift latitude clutch signal.
5. the PLC expansion board for High Speed Rapier Loom according to claim 1, is characterized in that: described PLC expansion board also comprises for generation of 8 looks selects 4 of latitude output to turn 16 coding output circuits; Described digital signal processing unit is connected to 4 via the second optical coupling isolation circuit and drive amplification circuit and turns 16 coding output circuits.
6. the PLC expansion board for High Speed Rapier Loom according to claim 5, is characterized in that: described 4 turn 16 coding output circuits comprises drive amplification circuit and high power transistor.
7. the PLC expansion board for High Speed Rapier Loom according to claim 1, is characterized in that: described PLC expansion board also comprises for the 4 road signal output apparatus to 4 chrominance signal lamp output control signals; Described digital signal processing unit is connected to 4 road signal output apparatus via the second optical coupling isolation circuit and drive amplification circuit.
8. the PLC expansion board for High Speed Rapier Loom according to claim 1, is characterized in that: the power output interface of described power module comprises that 220V2A exchanges output interface, 110V2A exchanges output interface, 24V8A direct current output interface, 24V1A direct current output interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320809240.7U CN203630574U (en) | 2013-12-10 | 2013-12-10 | PLC expansion board for high-speed rapier loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320809240.7U CN203630574U (en) | 2013-12-10 | 2013-12-10 | PLC expansion board for high-speed rapier loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203630574U true CN203630574U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320809240.7U Expired - Fee Related CN203630574U (en) | 2013-12-10 | 2013-12-10 | PLC expansion board for high-speed rapier loom |
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| CN (1) | CN203630574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107385647A (en) * | 2017-08-04 | 2017-11-24 | 江苏科瑞德智控自动化科技有限公司 | A kind of control system of embedded loom |
-
2013
- 2013-12-10 CN CN201320809240.7U patent/CN203630574U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107385647A (en) * | 2017-08-04 | 2017-11-24 | 江苏科瑞德智控自动化科技有限公司 | A kind of control system of embedded loom |
| CN107385647B (en) * | 2017-08-04 | 2018-05-04 | 江苏科瑞德智控自动化科技有限公司 | A kind of control system of embedded loom |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20191210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |