CN209504672U - A kind of vulcanizing press heating plate and its temperature control system - Google Patents
A kind of vulcanizing press heating plate and its temperature control system Download PDFInfo
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- CN209504672U CN209504672U CN201721870567.XU CN201721870567U CN209504672U CN 209504672 U CN209504672 U CN 209504672U CN 201721870567 U CN201721870567 U CN 201721870567U CN 209504672 U CN209504672 U CN 209504672U
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- heating plate
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- temperature
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Abstract
The utility model provides a kind of vulcanizing press heating plate and its temperature control system, including heating plate, heating layer, steam channel, thermal resistance sensor, PLC controller, electric control valve and vapour source；The heating plate includes upper bearing plate, lower heat-conducting plate and is set to heating layer between the two；Steam channel is offered in the heating layer；Thermal resistance sensor is installed in the heating plate；The thermal resistance sensor and temperature controller are electrically connected；The temperature controller is electrically connected by front end units and PLC controller；The electric control valve is installed on the pipeline of vapour source；The PLC controller and electric control valve are electrically connected；The vapour source is connected with heating plate.The steam channel that the utility model is arranged independently of each other in heating layer eliminates steam passage in heating plate and generates " dead angle " and condense a large amount of condensed waters formed, make steam heating layer unit area by speed faster, reduce the retardance of temperature.
Description
Technical field
The utility model belongs to vulcanizer technical field more particularly to a kind of vulcanizing press heating plate and its temperature control
System.
Background technique
Vulcanizer occupies highly important status in rubber manufacturing machinery product, and whole nation major part rubber molding plant uses flat
Plate vulcanizer is heated using steam, and for vulcanizing press, temperature of heating plate control quality is to measure a weight of its superiority and inferiority
Indicate.
Based on above-mentioned, inventors have found that in existing vulcanizing press temperature control system, as shown in Fig. 3；Including adding
Hot plate 11, temperature sensor 22, temperature controller 33, vapour source 44, electropneumatic transducer 55 and pneumatic control valve 66, wherein controlling
The movement delay of pneumatic control valve 66 of steam flow is larger, and the thermal inertia of thermal resistance is big, and is opened by electropneumatic transducer 55
The adjusting of dynamic regulating valve 66 be one have after inertial element, due to the time variation of disturbance, unpredictability (such as: steam
Change, regulating valve leakage, the existing change of electropneumatic transducer parameter and environment temperature change of gradient of source pressure etc.), make to determine quilt
Opposite dynamic characteristic is adjusted less to be easy, it is sometimes i.e. enabled to find out back, trouble, heavy workload are not only calculated, and it is tied
Fruit with actually differ greatly, often get half the result with twice the effort.
Then, in view of this, being studied improvement for existing structure and missing, a kind of vulcanizing press heating is provided
Plate and its temperature control system, to achieve the purpose that with more more practical value.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of vulcanizing press heating plate and its temperature control system
System, to solve the problems, such as existing steam heating type vulcanizing press temperature control, there are larger delay and errors.
The purpose and effect of the utility model vulcanizing press heating plate and its temperature control system, by technology in detail below
Means are reached:
A kind of vulcanizing press heating plate and its temperature control system, including heating plate, upper bearing plate, heating layer, under lead
Hot plate, steam channel, thermal resistance sensor, temperature controller, front end units, display unit, PLC controller, electric control valve
And vapour source；The heating plate includes upper bearing plate, lower heat-conducting plate and is set to heating layer between the two；In the heating layer
Offer steam channel；Thermal resistance sensor is installed in the heating plate；The thermal resistance sensor and temperature controller electricity
Property connection；The PLC controller includes front end units and display unit；The temperature controller is controlled by front end units and PLC
Device processed is electrically connected；The electric control valve is installed on the pipeline of vapour source；The PLC controller and electric control valve are electrical
Connection；The vapour source is connected with heating plate.
Further, the upper bearing plate and heating layer are all made of steel plate, upper bearing plate with a thickness of 6mm；Heating plate
With a thickness of 10mm.
Further, the lower heat-conducting plate uses aluminium sheet, and it is with a thickness of 15mm.
Further, it is parallel to each other, is independently arranged between the steam channel.
Compared with prior art, the utility model has the following beneficial effects:
The steam channel that the utility model is arranged independently of each other in heating layer eliminates steam passage in heating plate and generates
" dead angle " and condense formed a large amount of condensed waters, make steam heating layer unit area by speed faster, reduce temperature
Retardance.
The utility model directly adjusts electric control valve by PLC controller, controls vapour source by electric control valve
Flow does not need the participation of pneumatic element, and quickly due to steam heat transfer to directly control the temperature of heating plate, so
The hysteresis of temperature adjusting is eliminated, existing changing factor is only related with time Changshu of thermal resistance sensor, to mention
The precision that high temperature controls to adjust.
Detailed description of the invention
Fig. 1 is Tthe utility model system control principle drawing；
Fig. 2 is heating board structure schematic diagram；
Fig. 3 is the temperature control principle drawing of existing heating plate.
In figure: 1- heating plate, 101- upper bearing plate, 102- heating layer, heat-conducting plate under 103-, 104- steam channel, 2- heat
Electric resistance sensor, 3- temperature controller, 4- front end units, 5- display unit, 6-PLC controller, 7- electric control valve, 8- steam
Vapour source.
Specific embodiment
The utility model is described further below in conjunction with attached drawing:
Embodiment:
As shown in attached drawing 1 to attached drawing 3:
The utility model provides a kind of vulcanizing press heating plate and its temperature control system, including heating plate 1, upper bearing
Plate 101, heating layer 102, lower heat-conducting plate 103, steam channel 104, thermal resistance sensor 2, temperature controller 3, front end units 4,
Display unit 5, PLC controller 6, electric control valve 7 and vapour source 8；The heating plate 1 includes upper bearing plate 101, lower heat-conducting plate
103 and it is set to heating layer 102 between the two；Steam channel 104 is offered in the heating layer 102；In the heating plate 1
Thermal resistance sensor 2 is installed；The thermal resistance sensor 2 is electrically connected with temperature controller 3；The PLC controller 6 includes
Front end units 4 and display unit 5；The temperature controller 3 is electrically connected by front end units 4 and PLC controller 6；The electricity
Dynamic regulating valve 7 is installed on the pipeline of vapour source 8；The PLC controller 6 is electrically connected with electric control valve 7；The vapour source
8 are connected with heating plate 1.
Wherein, the upper bearing plate 101 and heating layer 102 are all made of steel plate, upper bearing plate 101 with a thickness of 6mm；Heating
Layer 102 with a thickness of 10mm, test proves, using the upper bearing plate 101 and heating layer 102 of the thickness, is reaching load-bearing value
Under the premise of, it is ensured that heating rate keeps heating uniform.
Wherein, the lower heat-conducting plate 103 uses aluminium sheet, and it strengthens its heat transfer using aluminium sheet with a thickness of 15mm
Speed, makes that the variation of vapor (steam) temperature is more acurrate, rapid embodiment.
Wherein, it is parallel to each other, is independently arranged between the steam channel 104, the steam channel 104 being arranged independently of each other disappears
In addition to steam passage generates " dead angle " and a large amount of condensed waters of condensation formation in heating plate 1, make steam in 102 unit plane of heating layer
It is long-pending by speed faster, reduce the retardance of temperature.
The specifically used mode and effect of the present embodiment:
When the utility model is used, detecting the temperature signal of heating plate 1 by thermal resistance sensor 2, and the signal is sent
To front end units 4 amplify, under the control of PLC controller 6 pass through double integrator A | D conversion, become digital signal and setting value into
Row compares, and according to the height of comparison temperature, directly adjusts electric control valve 7 by PLC controller 6, passes through electric control valve 7
The flow of control vapour source 8 does not need the participation of pneumatic element, and due to steam to directly control the temperature of heating plate 1
Quickly, so eliminating the hysteresis of temperature adjusting, existing changing factor is only normal with the time of thermal resistance sensor 2 for heat transfer
Number is related, so the precision controlled to adjust is higher.
The heating plate 1 of the utility model is three-decker, the steam channel 104 being arranged independently of each other in heating layer 102
It eliminates steam passage in heating plate 1 to generate " dead angle " and condense a large amount of condensed waters formed, makes steam in 102 unit of heating layer
Area by speed faster, reduce the retardance of temperature.
The opening in technical solutions of the utility model using technical solution described in the utility model or those skilled in the art
It gives, designs similar technical solution, and reach above-mentioned technical effect, be to fall into the protection scope of the utility model.
Claims (4)
1. a kind of vulcanizing press heating plate and its temperature control system, it is characterised in that: the vulcanizing press heating plate and its
Temperature control system includes heating plate, upper bearing plate, heating layer, lower heat-conducting plate, steam channel, thermal resistance sensor, temperature control
Device processed, front end units, display unit, PLC controller, electric control valve and vapour source；The heating plate include upper bearing plate, under
Heat-conducting plate and it is set to heating layer between the two；Steam channel is offered in the heating layer；It is equipped in the heating plate
Thermal resistance sensor；The thermal resistance sensor and temperature controller are electrically connected；The PLC controller include front end units and
Display unit；The temperature controller is electrically connected by front end units and PLC controller；The electric control valve is installed on steaming
On the pipeline of vapour source；The PLC controller and electric control valve are electrically connected；The vapour source is connected with heating plate.
2. vulcanizing press heating plate as described in claim 1 and its temperature control system, it is characterised in that: the upper bearing plate
Be all made of steel plate with heating layer, upper bearing plate with a thickness of 6mm；Heating layer with a thickness of 10mm.
3. vulcanizing press heating plate as described in claim 1 and its temperature control system, it is characterised in that: the lower heat-conducting plate
Using aluminium sheet, and it is with a thickness of 15mm.
4. vulcanizing press heating plate as described in claim 1 and its temperature control system, it is characterised in that: the steam channel
Between be parallel to each other, be independently arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721870567.XU CN209504672U (en) | 2017-12-28 | 2017-12-28 | A kind of vulcanizing press heating plate and its temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721870567.XU CN209504672U (en) | 2017-12-28 | 2017-12-28 | A kind of vulcanizing press heating plate and its temperature control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209504672U true CN209504672U (en) | 2019-10-18 |
Family
ID=68185373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721870567.XU Active CN209504672U (en) | 2017-12-28 | 2017-12-28 | A kind of vulcanizing press heating plate and its temperature control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209504672U (en) |
-
2017
- 2017-12-28 CN CN201721870567.XU patent/CN209504672U/en active Active
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