CN217187013U - Liquid spraying redundancy control system of coating machine - Google Patents
Liquid spraying redundancy control system of coating machine Download PDFInfo
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- CN217187013U CN217187013U CN202123065577.5U CN202123065577U CN217187013U CN 217187013 U CN217187013 U CN 217187013U CN 202123065577 U CN202123065577 U CN 202123065577U CN 217187013 U CN217187013 U CN 217187013U
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- control system
- peristaltic pump
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to a liquid spraying redundancy control system of a coating machine, which can effectively solve the problem that a liquid spraying device can be cut off rapidly once the rotary drum stops rotating, and the technical proposal for solving the problem is that the liquid spraying redundancy control system comprises a rotary drum, a code disc and a controller, wherein the output end of the rotary drum is connected with the input end of the code disc, the output end of the code disc is connected with the input end of a photoelectric sensor, the output end of the photoelectric sensor is connected with the input end of an auxiliary PLC controller, the output end of the auxiliary PLC controller is respectively connected with the input end of a solenoid valve and the input end of a peristaltic pump driver, the output end of the solenoid valve is connected with the input end of an air compressor, the output end of the air compressor is connected with a spray head, the output end of the peristaltic pump driver is connected with the input end of a peristaltic pump, and the output end of the peristaltic pump is connected with the spray head, the use effect is good, and the device is an innovation on a liquid spraying redundancy control system of the coating machine.
Description
Technical Field
The utility model relates to a chinese patent medicine production facility, especially a capsule machine hydrojet redundant control system.
Background
The film coating machine is one of the key equipment for Chinese patent medicine production, and the control method is to realize the control of the start, stop and rotation speed of the rotary drum, the start, stop and rotation speed of the liquid spraying peristaltic pump and the switch of the liquid spraying compressed air electromagnetic valve through a touch screen and a PLC (programmable logic controller), so that the aim of automatic operation of the equipment is fulfilled. However, in the long-term use process of the equipment, the phenomenon that the liquid spraying device is not closed in time due to the fact that the rotary drum stops rotating due to brake blocking or other mechanical faults occasionally is found, so that excessive tablets are adhered to the sprayed liquid of a local product, the product quality is seriously affected, and serious hidden danger of the product quality or economic losses such as scrapping of the whole batch of products exist. In order to increase the reliability of the apparatus, it is necessary to design a redundant control system independent of the circular PLC system, ensuring that the spray device is switched off immediately upon the drum stalling, to completely solve the problem.
Disclosure of Invention
In view of the above, to overcome the drawbacks of the prior art, the present invention provides a redundant control system for liquid spraying of a coating machine, which can effectively solve the problem of ensuring that the liquid spraying device can be cut off rapidly once the drum stops rotating.
The utility model provides a technical scheme be, including rotary drum, code wheel and controller, the rotary drum output links to each other with the code wheel input, the code wheel output links to each other with the photoelectric sensor input, the photoelectric sensor output links to each other with supplementary PLC controller input, supplementary PLC controller output respectively with the solenoid valve input, the peristaltic pump driver input links to each other, the solenoid valve output links to each other with the air compressor input, the air compressor output links to each other with the shower nozzle, peristaltic pump driver output links to each other with peristaltic pump input, the peristaltic pump output links to each other with the shower nozzle.
The utility model discloses ensured in case the rotary drum stall can cut off the hydrojet device immediately, greatly increased the reliability of equipment, system operation is simple, excellent in use effect is the innovation on the redundant control system of capsule machine hydrojet.
Drawings
Fig. 1 is a system structure frame diagram of the present invention.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
Given by fig. 1, the utility model discloses a rotary drum, code wheel and controller, the rotary drum output links to each other with the code wheel input, the code wheel output links to each other with the photoelectric sensor input, the photoelectric sensor output links to each other with supplementary PLC controller input, supplementary PLC controller output respectively with the solenoid valve input, the peristaltic pump driver input links to each other, the solenoid valve output links to each other with the air compressor input, the air compressor output links to each other with the shower nozzle, peristaltic pump driver output links to each other with the peristaltic pump input, the peristaltic pump output links to each other with the shower nozzle.
In order to ensure the using effect, the input end of the rotary drum is connected with the output end of a main motor, the input end of the main motor is connected with the output end of a frequency converter, the frequency converter is connected with a PLC (programmable logic controller), the PLC is connected with a peristaltic pump driver, the output end of the PLC is respectively connected with an alarm, the input end of a brake mechanism and the input end of an electromagnetic valve, the output end of the brake mechanism is connected with the input end of the main motor, the output end of the electromagnetic valve is connected with the input end of an air compressor, the output end of the air compressor is connected with a spray head, the output end of the peristaltic pump driver is connected with the input end of a peristaltic pump, and the output end of the peristaltic pump is connected with the spray head.
The input end of the PLC is respectively connected with the button and the touch screen.
The model of the PLC controller is Siemens S7-224 XP.
The auxiliary PLC controller is Siemens S7-200 smart.
The model of the photoelectric sensor is ohm dragon E3Z-D61.
The touch screen is of a Siemens MP277 model.
The alarm model is LTE 1101J.
And the electromagnetic valve and the peristaltic pump driver are connected in series with an intermediate relay.
The utility model discloses a service behavior is, install a code wheel and photoelectric sensor additional in capsule machine rotary drum main shaft department, the switch board increases one (logic controller) and auxiliary relay constitutes redundant control system, in case the capsule owner axle stall, install the epaxial code wheel stall of rotary drum additional, photoelectric sensor is just not having the trigger signal, supplementary PLC controller does not have the disconnection of input signal control output, the disconnection of the auxiliary relay normally open contact of establishing ties in compressed air solenoid valve and hydrojet peristaltic pump driver behind it, thereby cut off solenoid valve coil and peristaltic pump driver power immediately, realize the rotary drum stall and stop the control purpose of hydrojet (as shown in supplementary PLC controller interconnecting link in figure 1).
The utility model discloses a transformation to the redundant control system of capsule machine hydrojet can thoroughly eliminate because of the latent quality risk that former mechanical system or control system trouble brought to stop because of causing the quality unqualified at the product coating in-process, lead to whole batch of condemned economic loss of product, be the innovation on the redundant control system of capsule machine hydrojet, have good economy and social.
Claims (9)
1. The liquid spraying redundancy control system of the coating machine comprises a rotary drum, a code disc and a controller, and is characterized in that the output end of the rotary drum is connected with the input end of the code disc, the output end of the code disc is connected with the input end of a photoelectric sensor, the output end of the photoelectric sensor is connected with the input end of an auxiliary PLC (programmable logic controller), the output end of the auxiliary PLC is respectively connected with the input end of an electromagnetic valve and the input end of a peristaltic pump driver, the output end of the electromagnetic valve is connected with the input end of an air compressor, the output end of the air compressor is connected with a spray head, the output end of the peristaltic pump driver is connected with the input end of the peristaltic pump, and the output end of the peristaltic pump is connected with the spray head.
2. The liquid spray redundancy control system of a coating machine of claim 1, wherein the drum input is connected to a main motor output, the main motor input is connected to a frequency converter output, the frequency converter is connected to a PLC controller, the PLC controller is connected to a peristaltic pump driver, the PLC controller output is connected to an alarm, a brake mechanism input, and a solenoid valve input, the brake mechanism output is connected to the main motor input, the solenoid valve output is connected to an air compressor input, the air compressor output is connected to the spray head, the peristaltic pump driver output is connected to a peristaltic pump input, and the peristaltic pump output is connected to the spray head.
3. The redundant control system for liquid spraying of a coating machine according to claim 2, wherein the input end of the PLC is respectively connected with a button and a touch screen.
4. The coater spray redundancy control system of claim 2, wherein the PLC controller is of the type siemens S7-224 xp.cn.
5. The liquid spraying redundancy control system of claim 1, wherein the auxiliary PLC controller is of a type siemens S7-200 smart.
6. The coater hydrojet redundancy control system of claim 1, wherein the photosensor is model ohm long E3Z-D61.
7. The coater spray redundancy control system according to claim 3, wherein the touch screen is Siemens MP 277.
8. The coater spray redundancy control system according to claim 2, wherein the alarm is of the type LTE 1101J.
9. The redundant control system for liquid spraying of a coating machine as claimed in claim 1, wherein an intermediate relay is connected in series with the electromagnetic valve and the peristaltic pump driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123065577.5U CN217187013U (en) | 2021-12-08 | 2021-12-08 | Liquid spraying redundancy control system of coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123065577.5U CN217187013U (en) | 2021-12-08 | 2021-12-08 | Liquid spraying redundancy control system of coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217187013U true CN217187013U (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123065577.5U Active CN217187013U (en) | 2021-12-08 | 2021-12-08 | Liquid spraying redundancy control system of coating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217187013U (en) |
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2021
- 2021-12-08 CN CN202123065577.5U patent/CN217187013U/en active Active
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