CN201285213Y - Automatic control system of drying machine - Google Patents
Automatic control system of drying machine Download PDFInfo
- Publication number
- CN201285213Y CN201285213Y CNU2008200386011U CN200820038601U CN201285213Y CN 201285213 Y CN201285213 Y CN 201285213Y CN U2008200386011 U CNU2008200386011 U CN U2008200386011U CN 200820038601 U CN200820038601 U CN 200820038601U CN 201285213 Y CN201285213 Y CN 201285213Y
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Abstract
The utility model provides an automatic control system of a dryer for drying a tire mold so that dryness at all parts of the tire mold is kept constant and approaches to absolute dryness. The automatic control system of the dryer comprises a PLC, a temperature sensor arranged in an oven of the dryer and connected with the PLC, an electric heating tube connected with the control output end of a heating power supply, an axial-flow fan, a dewetting electromagnetic valve, a dewetting blower, a temperature program control instrument, a temperature time recorder and a temperature time curve setting unit, wherein the axial-flow fan, the dewetting electromagnetic valve, the dewetting blower, the temperature program control instrument, the temperature time recorder and the temperature time curve setting unit are all connected with the PLC.
Description
Technical field
The utility model relates to a kind of automatic control system of dryer, especially relates to the automatic control system of a kind of high temperature tire-mold with dryer.
Background technology
The moisture content of tire-mold has considerable influence to the quality of mould.For example, tire-mold has 2% moisture content in a part, and then the mould at this position can cause the surface skin pull-up and falls, and causes quality problems such as bubbling or pore, even causes this tire-mold not use and scrap.Therefore, the aridity of tire-mold is had relatively high expectations, and approaches the over dry degree, and the aridity at each position of tire-mold must be consistent, to guarantee the overall quality of tire-mold.
Chinese patent literature CN86104964A discloses a kind of caput baking oven of the coating tank body that moves along the route that wriggles being handled with the injection stream of treatment media.Baking treating room is divided into the air compartment and the process chamber of supply treatment media by interior louver.Tank body sent baking oven by the caput conveyer belt, spout on the louver arrange the jar end that makes in moving always towards number about equally spout and be immersed in roughly in the uniform airflow, with rocking of reducing jar.Louver is divided into cell, and the pressure of air-flow and speed are evenly distributed, and reduces the degree of pulsatility of jar.
Chinese patent literature CN101072670A discloses a kind of dry method of making optical lens mould or mould part.
Above-mentioned the deficiencies in the prior art part is: can't satisfy the drying requirement to tire-mold, that is: the aridity at each position of tire-mold was consistent, can not realize making the aridity of tire-mold near over dry again.
The utility model content
Technical problem to be solved in the utility model provides a kind of automatic control system that is used to dry the dryer of tire-mold, so that the aridity at each position of tire-mold is consistent, and near over dry.
For solving the problems of the technologies described above, the utility model provides a kind of automatic control system of dryer, comprising: PLC, be located in the baking oven of dryer and the temperature sensor that links to each other with PLC, the electric heating tube that links to each other with the heating power supply control output end of PLC, the axial flow blower that links to each other with PLC, the hydrofuge magnetic valve that links to each other with PLC, the wet-emitting blower that links to each other with PLC, the temperature program(me) controller that links to each other with PLC, temperature-time recorder that links to each other with PLC and the temperature time curve setup unit that links to each other with PLC.
The utlity model has positive effect: the automatic control system of (1) dryer of the present utility model is when work, wet-emitting blower is worked all the time, by hydrofuge solenoid control ventilation, even if like this when the hydrofuge closed electromagnetic valve, still can provide on a small quantity and leak out, be beneficial to and improve the hydrofuge effect.(2) in the automatic control system of dryer of the present utility model, PLC detects temperature of oven according to temperature sensor, and control electric heating tube according to measured temperature and heat, temperature of oven is heated by default temperature time curve or be incubated, thereby reach default drying effect.Wherein, axial flow blower is used in baking oven the suction air and makes it form backflow in baking oven, wet-emitting blower is used for the damp-heat air in the baking oven is extracted out, the temperature time curve setup unit is used for default described temperature time curve, and the temperature-time recorder is used to write down the actual temperature time graph in the baking oven.(3) in the automatic control system of dryer of the present utility model, the gas exhaust piping at described baking oven top is provided with the hydrofuge magnetic valve, with the control capacity, the air in the baking oven can fully be heated, and guarantees the effect on moisture extraction of hot-air; When the humidity in the hot-air is big, open the hydrofuge magnetic valve, so that the air of high humidity is got rid of.
Description of drawings
Fig. 1 is the cross-sectional view of the dryer in the application examples;
Fig. 2 is the circuit block diagram of the automatic control system of dryer of the present utility model;
Fig. 3 is the workflow block diagram of the automatic control system of dryer of the present utility model.
The specific embodiment
(embodiment 1)
See Fig. 2-3, the automatic control system of the dryer of present embodiment comprises: PLC12, be located in the baking oven 1 of dryer and the temperature sensor 14 that links to each other with PLC12, the electric heating tube 4 that links to each other with the heating power supply control output end of PLC12, the axial flow blower 2 that links to each other with PLC12, the hydrofuge magnetic valve 7 that links to each other with PLC12, the wet-emitting blower 13 that links to each other with PLC12, the temperature program(me) controller 18 that links to each other with PLC12, the temperature-time recorder 19 that links to each other with PLC12 and the temperature time curve setup unit 17 that links to each other with PLC12.
(application examples 1)
See Fig. 1, the dryer of using the automatic control system of the foregoing description comprises: baking oven 1 and electric heating tube 4, be provided with the venetian blind type split-wind plate 3 of pair of opposing in the baking oven 1, this extends to the forward and backward inwall of baking oven 1 to split-wind plate 3, and leaves respectively the gap as inlet channel 8 and exhaust passage 9 between the left and right inwall of baking oven 1; This top to split-wind plate 3 is provided with thermal baffle 5, constitutes heat tunnel 10 between the top of thermal baffle 5 and baking oven 1, and described electric heating tube 4 is located in the heat tunnel 10; The right side wall of baking oven 1 is provided with axial flow blower 2, and the gas outlet 2-1 of axial flow blower 2 is relative with this heat tunnel 10; The first air inlet 2-2 of axial flow blower 2 is relative with described exhaust passage 9, and the second air inlet 2-3 of axial flow blower 2 is relative with the air intake 1-1 at described baking oven 1 top; The top of described baking oven 1 is provided with waste gas outlet 1-2 in the left front of the gas outlet of axial flow blower 2 2-1.
The bottom of described baking oven 1 is provided with rolling disc combination 11 between described a pair of split-wind plate 3, be used to place tire-mold to be dried, and to play the effect of rotation, guarantees that the aridity at each position of tire-mold is consistent.Described split-wind plate 3 comprises: divide air blade 3-3 and the angle iron frame 3-1 that is located at branch air blade 3-3 two ends; Divide the two ends of air blade 3-3 to link to each other by rivet 3-2 with angle iron frame 3-1.
Described rolling disc combination 11 comprises: rotary disk basement 12, be located at the turning cylinder 13 in the rotary disk basement 12 and be located at the rotating disk 14 at turning cylinder 13 tops.
Described turning cylinder 13 axial section from bottom to top is a notch cuttype; Described rotary disk basement 12 comprises axle sleeve 12-5, and upper and lower settings has upper bearing (metal) 12-1 and lower bearing 12-6 in axle sleeve 12-5, and it matches with the first pars intermedia 13-1 of described turning cylinder 13, is provided with bearings pipe 12-2 between upper bearing (metal) 12-1 and the lower bearing 12-6; Axle sleeve 12-5 bottom is provided with oil sealing 12-4, is provided with the plane bearing 12-3 that matches with the second pars intermedia 13-2 of described turning cylinder 13 between lower bearing 12-6 and the oil sealing 12-4.
During use, be provided with tire-mold to be dried between the described split-wind plate in the baking oven, first air inlet of axial flow blower and second air inlet suck gas from the air intake at described exhaust passage and baking oven top respectively, from the output of its gas outlet and send into heat tunnel, there is portion gas to discharge simultaneously then through the waste gas outlet at described baking oven top; Enter described inlet channel after the electric heater for heating of gas in heat tunnel, split-wind plate through the left side enters then, after blowing to tire-mold to be dried, air-flow flows out from the split-wind plate on right side, enters first air inlet of axial flow blower behind described exhaust passage.So, guarantee air-flow circulation, wherein, the gas that humidity is bigger is discharged from described waste gas outlet, and ozone sucks from described air intake, thereby the aridity that can guarantee each position of tire-mold is consistent and near over dry.
Be connected with exhaust steam passage 1-3 on the waste gas outlet 1-2 at described baking oven 1 top, the installation portion of described electric heating tube 4 passes this exhaust steam passage 1-3; Described baking oven 1 over top is provided with gas exhaust piping 6, and gas exhaust piping 6 is provided with hydrofuge magnetic valve 7, and the outlet of gas exhaust piping 6 is provided with wet-emitting blower 13.
Hydrofuge magnetic valve 7 is used for controlling in real time capacity, and the air in the baking oven 1 can fully be heated, and guarantees the effect on moisture extraction of hot-air; When the humidity in the hot-air is big, open hydrofuge magnetic valve 7, so that the air of high humidity is got rid of.
Claims (3)
1, a kind of automatic control system of dryer is characterized in that comprising: PLC (12), be located in the baking oven (1) of dryer and the temperature sensor (14) that links to each other with PLC (12), the electric heating tube (4) that links to each other with the heating power supply control output end of PLC (12), the axial flow blower (2) that links to each other with PLC (12), the hydrofuge magnetic valve (7) that links to each other with PLC (12), the wet-emitting blower (13) that links to each other with PLC (12), the temperature program(me) controller (18) that links to each other with PLC (12), the temperature-time recorder (19) that links to each other with PLC (12), and the temperature time curve setup unit (17) that links to each other with PLC (12).
2, the automatic control system of dryer according to claim 1 is characterized in that: also comprise: the heating-up temperature switch (16) that links to each other with PLC (12).
3, the automatic control system of dryer according to claim 1 and 2 is characterized in that: also comprise: the blower fan thermal protection circuit (15) that links to each other with PLC (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200386011U CN201285213Y (en) | 2008-08-14 | 2008-08-14 | Automatic control system of drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200386011U CN201285213Y (en) | 2008-08-14 | 2008-08-14 | Automatic control system of drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201285213Y true CN201285213Y (en) | 2009-08-05 |
Family
ID=40950199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200386011U Expired - Fee Related CN201285213Y (en) | 2008-08-14 | 2008-08-14 | Automatic control system of drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201285213Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410712A (en) * | 2011-12-02 | 2012-04-11 | 仙居县圣博奥农产品开发有限公司 | Honeysuckle flower drying oven and method capable of realizing field processing |
| CN109579459A (en) * | 2019-01-30 | 2019-04-05 | 开封朗瑞机械有限公司 | Heated air circulation box type dryer |
| CN112056232A (en) * | 2020-09-21 | 2020-12-11 | 深圳前海霍曼科技有限公司 | Method, system, equipment and medium for programmable control of temperature and wind speed |
-
2008
- 2008-08-14 CN CNU2008200386011U patent/CN201285213Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410712A (en) * | 2011-12-02 | 2012-04-11 | 仙居县圣博奥农产品开发有限公司 | Honeysuckle flower drying oven and method capable of realizing field processing |
| CN102410712B (en) * | 2011-12-02 | 2013-07-03 | 仙居县圣博奥农产品开发有限公司 | Honeysuckle flower drying method capable of realizing field processing |
| CN109579459A (en) * | 2019-01-30 | 2019-04-05 | 开封朗瑞机械有限公司 | Heated air circulation box type dryer |
| CN112056232A (en) * | 2020-09-21 | 2020-12-11 | 深圳前海霍曼科技有限公司 | Method, system, equipment and medium for programmable control of temperature and wind speed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20120814 |