CN2160211Y - Automatic control cabinet for particules pressing machine - Google Patents
Automatic control cabinet for particules pressing machine Download PDFInfo
- Publication number
- CN2160211Y CN2160211Y CN93236180U CN93236180U CN2160211Y CN 2160211 Y CN2160211 Y CN 2160211Y CN 93236180 U CN93236180 U CN 93236180U CN 93236180 U CN93236180 U CN 93236180U CN 2160211 Y CN2160211 Y CN 2160211Y
- Authority
- CN
- China
- Prior art keywords
- join
- control cabinet
- automatic control
- relay
- tablet press
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an automatic control cabinet for a particles pressing machine. The automatic control cabinet for a particles pressing machine is composed of a control cabinet casing body and a control circuit. The control circuit is composed of a real-time control unit, a temperature setting meter Y1, an electric current setting meter Y2, the operating mechanism DF of an electronic regulating valve, a controller for a speed regulating electric machine JD, a relay K1, a relay K2, a relay K3, a relay K4, etc. The control cabinet can automatically control the host machine current, the material flow quantity, the temperature regulation, etc. of the particles pressing machine to make each parameter of the components reach the setting value, so that the particles pressing machine can be in the best working state and simultaneously the particles pressing machine can realize the functions of the automatic switch-on and switch-off, the trouble alarm processing operation, etc. The utility model can reduce the work intensity and enhance the work efficiency.
Description
The utility model relates to buncher control feeding flow, uses steam to carry out modified tablet press automatic control cabinet.
At present; in the pellet manufacture process; the parameters of press (rotating speed of mass flow, buncher, vapor (steam) temperature and throttle flow, granulator recommended current etc.) all is manually to operate control; because the parameter that will control is many; interrelated again between each parameter; influence each other; the operation parameters is often attended to one thing and lose sight of another; even with respect to each parameter; also usually make granulator can not be in optimum Working, even produce faults such as obstruction, vexed car because of each parameter can not reach optimum value.Especially vapor (steam) temperature is too low, and the main frame electric current is increased, and influences granulation output, increase power consumption, and temperature is too high, then can destroy the part nutritional labeling in the feed, the waste steam consumption.
At above weak point, the utility model has been developed the automatic control system with programmable controller PC (being called for short PC down) interface.The parameters of granulator can be taken into account and restrict to this control system automatically, wherein control the principal current error≤± 1A, control refining temperature error≤± 1.5 ℃.Owing to adopt PC and other control system interface, to the feeding situation, whether possess the start condition and the start after operating condition, the mutation analysis of powder refining temperature and the host work state of unit etc. carry out analysis-by-synthesis, utilize the running of this computer system, realize the running control automation of tablet press.
Technical scheme below in conjunction with the solution of description of drawings the utility model:
Fig. 1 is an electrical schematic diagram of the present utility model.
Fig. 2 is a housing outline drawing of the present utility model.
1 is as follows to its main components model or parameter mark by reference to the accompanying drawings:
Programmable controller PC is SR-10, Temperature Setting table Y1Be XMT-150 ℃,
Electric current setting meter Y
2Be XMT-100～200A, button S
1Be LAY
3-11 * 2,
Button S
2, S
4Be LAY
3-11(is green), button S
3, S
5Be LAY
3-11(is red),
Button S
7Be LAY
3-11(Huang), button S
6Be LAY
3-11Y,
Alarm Y is FMJ2-220V,
Relay K
1～K
4Be JTX-2/220V,
Potentiometer W
1, W
2Be 3296-100K,
Aperture table KD is 69C1-two-shipper 50 μ A,
Ammeter A is that 6L2-A(selects according to size of current),
Revolution counter 1T is that change 44L1/0～1500,
Speed-regulating motor controller JD is the JD1A-40(transformation of the way),
Current transformer CT is that LMZJ/-0.5(selects according to size of current).
The utility model tablet press automatic control cabinet is made up of shell and automatic control circuit, and automatic control circuit comprises Electric current setting meter Y
2, temperature sets table Y
1, in real time control module (control module can be a Programmable Logic Controller in real time, also can be the Single-chip Controlling mode), speed-regulating motor controller JD and relay K
1, K
2, K
3, K
4Deng composition, the real-time control module of following automatic control circuit is the example explanation with the programmable controller PC.
PC contact O in the automatic control circuit and material level signal S
11Join, PC contact 10,11 is by temperature bound switch Y
1-1, Y
1-2Set table Y with temperature
1Contact 4,5 join, PC contact 12,13 is by electric current bound switch Y
2-1, Y
2-2With Electric current setting meter Y
2Contact 4,5 join.PC contact 1,7 and open and close machine signal S
12, S
7Join, PC contact 5,6 and manually increase, reduce-speed sign S
4, S
5Join PC contact C
1Y joins with alarm, PC contact C
2Join with 7,14 pin of motorized adjustment valve actuating mechanism DF.Relay K
1, K
2Join with PC contact 20,21, the other end and electric control valve M join.Relay K
3, K
4Join with PC contact 22,23, the other end and speed-regulating motor controller JD join.Temperature is set table Y
11,2,3 pin and temperature sensor RT join; Electric current setting meter Y
21,2 terminals serial connections ammeter A after summation current transformer CT join, 6,13 pin of electric control valve M and 7,14 pin connect power supply N, L end respectively, 1, the 2 pin serial connection potentiometer W of M
1The back joins with aperture table KD.12,13 pin of speed-regulating motor controller JD meet revolution counter 1T, 14, the 15 pin serial connection potentiometer W of JD
2The back joins 1,2 pin and the steam electromagnetic valve Y of JD with aperture table KD
3Parallel connection is after power supply a, b end links to each other with tablet press feeder heavy-current control loop, and 5,6,7 pin of JD meet tachometer generator F.
Circuit working principle of the present utility model is power switch S
6Place on-position, at this moment PC gets electric work, starts granulator agitator, feeder strong power part, feeding power supply then and promptly connects a, b power supply, makes steam electromagnetic valve Y
3Electric work, speed-regulating motor controller JD also electric work, meanwhile, set to show Y in temperature respectively
1And Electric current setting meter Y
2Last setting desired parameters value is (as Y
1Be 75 ℃, Y
2Be 65A), manual/automatic switch S
1Place " automatically " position, whole electrical system promptly enters automatic mode.
Granulator main frame electric current sends Electric current setting meter Y to through current transformer CT
2, Y
2Compare according to current setting value and real work current value, comparative result is by Y
2Send PC to, again by PC control relay K
3, K
4Break-make, thereby make JD regulate the rotating speed of feeding motor automatically, make the main frame current work in the scope of setting, when the real work electric current less than setting value down in limited time, lower current limit switch Y
2-2Disconnect, PC connects K
3, and the inner servomotor of control JD, increase the feeding motor rotating speed.When actual current greater than when setting value, upper current limit switch Y
2-1Connect PC engage relay K
4, and the servomotor of control JD inside, lower the feeding motor rotating speed, until reaching range of set value.K
3, K
4The connecting and disconnecting time constant by the PC programme-control, till electric current reached range of set value, JD had been connected in series revolution counter 1T, can be clear that the rotating speed of motor situation.
The granulator powder is sent into the compacting chamber after adding an amount of steam regulation of texture, conditioning of texture by agitator, and the size of its quantity of steam is by the motor M control of motorized adjustment valve actuating mechanism DF, and vapor (steam) temperature is sent into temperature setting table Y through temperature sensor RT
1Compare with design temperature, comparative result is by Y
1Send signal and send PC to, control K respectively by PC
1, K
2Automatically regulate unlatching and the opening program of motor-driven valve M, make steam flow that is to say the realistic production needs of vapor (steam) temperature, when actual temperature is prescribed a time limit lowest temperature contact Y down less than setting value
1-2Disconnect, PC connects K
1, open electric control valve M, steam flow is increased, when actual temperature goes up in limited time temperature upper limit contact Y greater than setting value
1-1Connect, at this moment PC connects K
2, electric control valve M is progressively closed, and steam flow is reduced.K
1, K
2The connecting and disconnecting time constant by the PC programme-control, till temperature reaches range of set value.On M, be connected in series aperture table KD, can be clear that the opening degree of electric control valve.
When granulation raw material (powder) uses up or is about to use up, material level signaling switch S
11Can connect automatically and signal is informed PC, PC sends signal to alarm Y immediately, and alarm gives the alarm.Under the situation that does not have new material to replenish, PC just progressively controls circuit breaker K
4, K
2, feeder is quit work, and closes electric control valve M automatically and main frame is quit work.
When manual switch S
1When being in manual position, automatic regulating system quits work, and at this moment PC accepts manual open and close valve S
2, S
3And manually increase, deceleration S
4, S
5The signal of switch, and according to above-mentioned signal work.When manual switch S
1When being in automated location, PC accepts Y
1, Y
2Deng signal, and control, regulate each system automatically, make it to be in most economical and optimum Working.
Behind the supporting automatic control cabinet of tablet press, can make parameters such as main frame electric current, mass flow and refining temperature reach setting value, thereby make tablet press be in optimum Working, simultaneously can realize functions such as Auto Power On, shutdown, fault alarm processing, reduce operator's working strength, improved operating efficiency.
Claims (6)
1, the utility model tablet press automatic control cabinet is made up of switch board housing and control circuit, it is characterized in that in the control circuit, in real time input U～13 pin and the manual switch S of control module PC (being Programmable Logic Controller, following abbreviation PC)
1, material level signaling switch S
11, switching on and shutting down signaling switch S
7, S
12, hand switch valve S
2, S
3, manually increase and decrease fast switch S
4, S
5, temperature sets table Y
1Output Y
1-1, Y
1-2, Electric current setting meter Y
2Output Y
2-1, Y
2-2Join; Output 17～27 pin of PC respectively with relay K
1～K
4, indicator lamp H
1, H
2Join; The C of PC
1Pin and alarm Y join; The C of PC
2Pin and motorized adjustment valve actuating mechanism DF join; Relay K
1, K
2The other end and electric control valve M and the DF of executing agency thereof join; Relay K
3, K
4The other end and speed-regulating motor controller JD join.
2, tablet press automatic control cabinet according to claim 1 is characterized in that real-time control module can be a programmable controller PC, also can be single-chip microcomputer.
3, tablet press automatic control cabinet according to claim 1 is characterized in that: temperature is set table Y
1The importation on be connected to temperature sensor RT.
4, tablet press automatic control cabinet according to claim 1 is characterized in that: Electric current setting meter Y
2Importation serial connection ammeter A after summation current transformer CT link to each other.
5, tablet press automatic control cabinet according to claim 1 is characterized in that: the 1.2 pin serial connection potentiometer W of electric control valve M
1The back joins with aperture table KD, is used to show the motor-driven valve valve position.
6, tablet press automatic control cabinet according to claim 1 is characterized in that: speed-regulating motor controller JD(is called for short JD down) on, a. serial connection revolution counter 1T; B. be connected in series potentiometer W
2The back joins with aperture table KD, is used for showing the input current potential; C. with steam electromagnetic valve Y
3Parallel connection after power supply a, b terminal and tablet press feeder heavy-current control loop join; D. join with tachometer generator F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN93236180U CN2160211Y (en) | 1993-01-31 | 1993-01-31 | Automatic control cabinet for particules pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN93236180U CN2160211Y (en) | 1993-01-31 | 1993-01-31 | Automatic control cabinet for particules pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2160211Y true CN2160211Y (en) | 1994-04-06 |
Family
ID=33811416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN93236180U Expired - Fee Related CN2160211Y (en) | 1993-01-31 | 1993-01-31 | Automatic control cabinet for particules pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2160211Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100415502C (en) * | 2006-10-16 | 2008-09-03 | 许阳 | Special programmable electric governing system fordrypowder press and its control mode |
-
1993
- 1993-01-31 CN CN93236180U patent/CN2160211Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100415502C (en) * | 2006-10-16 | 2008-09-03 | 许阳 | Special programmable electric governing system fordrypowder press and its control mode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |