CN208449262U - A kind of device improving sandwich-glass high-pressure quality - Google Patents
A kind of device improving sandwich-glass high-pressure quality Download PDFInfo
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- CN208449262U CN208449262U CN201820785854.9U CN201820785854U CN208449262U CN 208449262 U CN208449262 U CN 208449262U CN 201820785854 U CN201820785854 U CN 201820785854U CN 208449262 U CN208449262 U CN 208449262U
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- vacuum
- controller
- automatic valve
- pressure
- autoclave
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Abstract
The utility model relates to a kind of devices for improving sandwich-glass high-pressure quality, including autoclave, vacuum pump and controller, it is connected between autoclave and vacuum pump by vacuum line, the first automatic valve is equipped on vacuum line, temperature sensor and pressure sensor are equipped on autoclave, controller respectively with vacuum pump, first automatic valve, temperature sensor and pressure sensor electrical connection, it further include industrial control computer, air compressor and vacuum breaker pipeline, air compressor is connected by vacuum breaker pipeline with vacuum line, vacuum breaker pipeline is equipped with the second automatic valve, air compressor and the second automatic valve are electrically connected with the controller respectively, controller is electrically connected with industrial control computer.Pass through the setting of air compressor, the second automatic valve and vacuum breaker pipeline, to the vacuum negative pressure condition of breaking vacuum channel interior, guarantee that the inner air and outer air pressure for the U-shaped cushion rubber for being connected to vacuum line is consistent, has prevented the extracted phenomenon of PVB among laminated glass and occurred.
Description
Technical field:
The utility model relates to a kind of devices for improving sandwich-glass high-pressure quality.
Background technique:
Laminated glass be by two panels or divided glass, between pressed from both sides one or more layers organic polymer intermediate coat, by spy
After different high temperature precompressed (or vacuumizing) and high-temperature high-pressure craft processing, it is integrated glass and intermediate coat permanent adhesive compound
Glass product.
Laminated glass is often made with PVB (Polyvinyl Butyral polyvinyl butyral) as intermediate coat at present.Work
Industry metaplasia produces laminated glass and generallys use dry process.The specific steps are be equipped with glass sock the U-shaped cushion rubber and cushion rubber of air drain
It is placed in autoclave equipped with tracheae is drawn, the fittings shape on the vacuum pipe of U-shaped cushion rubber drawn on tracheae and vacuum pump
Start simultaneously at extract system when high pressure temperature in the kettle reaches 120 DEG C~140 DEG C and pressure reaches 1.1MPa~1.4MPa
Vacuum pump, U-shaped cushion rubber inside forms the negative pressure of -0.09~0.1MPa, and external maintenance has the positive pressure of 1.1MPa~1.4MPa, from
And hot press operation is carried out to laminated glass.The vacuum line being controlled to a vacuum pump in the prior art opens or closes all by operating
Personnel pull vacuum control valve to complete, due to manual operation vacuum control valve manually, it is difficult to and it is correct to grasp opening and closing opportunity, cause
PVB in laminated glass is often extracted, and causes PVB in laminated glass to evacuate part formation missing or bubble, laminated glass produces
Quality is bad.
The Chinese utility model patent of Patent No. CN205061894U discloses a kind of high-pressure glass valve vacuum plant,
It including autoclave and vacuum pump, is connected between the autoclave and vacuum pump by vacuum line, hand is equipped on vacuum management
Dynamic control valve, further includes autocontrol valve, controller, temperature sensor and pressure sensor, the autocontrol valve and manually
Control valve is arranged in parallel on vacuum line, and the controller is respectively at autocontrol valve, temperature sensor and pressure sensor
Electrical connection, the temperature sensor and pressure sensor are arranged on autoclave.Autocontrol valve is in parallel with hand control valve
As vacuum control valve, autocontrol valve is controlled by controller to realize accurate opening and closing, to prevent the PVB in laminated glass
It is extracted.Vacuum negative pressure condition is still remain at this time in vacuum line after closing autocontrol valve in fact, is caused and vacuum
The inner air and outer air pressure of the connected U-shaped cushion rubber of pipeline is inconsistent, and temperature rises so that the PVB in laminated glass softens, in
It is that softening flowing PVB still can be extracted, so that PVB evacuates part formation missing or bubble in laminated glass, causes interlayer glass
The bad problem of glass product quality.
Utility model content:
The utility model to solve the above problems, provide it is a kind of improve sandwich-glass high-pressure quality device, work as vacuum
Control valve close after, can the vacuum negative pressure condition to the vacuum line of pumping carry out destruction releasing, guarantee the inside and outside of U-shaped cushion rubber
Air pressure is consistent, prevents the extracted phenomenon of PVB and occurs.
The utility model is solved the above problems by following technological means:
A kind of device improving sandwich-glass high-pressure quality, including autoclave, vacuum pump and controller, the autoclave and
It is connected between vacuum pump by vacuum line, the first automatic valve is equipped on vacuum line, temperature sensing is equipped on autoclave
Device and pressure sensor, the controller are electrically connected with vacuum pump, the first automatic valve, temperature sensor and pressure sensor respectively
It connects, which is characterized in that further include industrial control computer, air compressor and vacuum breaker pipeline, the air compressor passes through broken true
Blank pipe road is connected with vacuum line, and the vacuum breaker pipeline is equipped with the second automatic valve, and the air compressor and second is automatically
Valve is electrically connected with the controller respectively, and the controller is electrically connected with industrial control computer.
Wherein, first automatic valve and the second automatic valve are solenoid valve.Since solenoid valve is switching signal control, with
Industrial control computer connection is very convenient, this body structure of solenoid valve is simple, and price is low, easy compared with other type actuators such as regulating valve
In installation maintenance.
It wherein, further include an alarm, the alarm is electrically connected with the controller.When have extract system gas leakage or
When the case where vacuum breaker fails occurs, staff is reminded to take corresponding measure by alarm whistle.In the kettle of autoclave
Before door is closed, alarm when deficiency occurs for the vacuum degree of extract system, and the automatic control program of industrial control computer setting can not be just
Often operation, it is necessary to search air leakage point and correct, until vacuum degree is met the requirements, automatic control program can be just activated；In high pressure
Operational process, vacuum breaker can not pass through manual inflation's vacuum breaker by alarm when normally starting.
Wherein, the controller is PLC programmable logic controller (PLC).By setting automatic control in industrial control computer
Program passes to PLC programmable logic controller (PLC), and to realize the Automatic Control of the course of work, all parts are opened in realization
The accurate operation closed improves working efficiency, Improving The Quality of Products.
The utility model has the following beneficial effects: due to taking above-mentioned technical proposal
A kind of device of improvement sandwich-glass high-pressure quality of the utility model, passes through air compressor, the second automatic valve
The second automatic valve on vacuum breaker pipeline is opened, and start air when the first automatic valve is closed with the setting of vacuum breaker pipeline
Compressor is inflated vacuum line, thus the vacuum negative pressure condition of breaking vacuum channel interior, guarantee is connected to vacuum tube
The inner air and outer air pressure of the U-shaped cushion rubber on road is consistent, has prevented the extracted phenomenon of PVB among laminated glass and has occurred, has improved folder
Layer high-pressure glass quality；And the full-automation of production process is realized by industrial control computer and PLC controller, working efficiency is improved,
Improving The Quality of Products.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model.
Label declaration:
1, autoclave, 2, vacuum pump, 3, vacuum line, the 4, first automatic valve, 5, temperature sensor, 6, pressure sensor,
7, controller, 8, air compressor, 9, vacuum breaker pipeline, the 10, second automatic valve, 11, alarm, 12, industrial control computer.
Specific embodiment:
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with accompanying drawings and embodiments, the utility model is described in further detail.
As shown in Figure 1, a kind of device of improvement sandwich-glass high-pressure quality of the utility model, including autoclave 1, vacuum
Pump 2 and controller 7 are connected between autoclave 1 and vacuum pump 2 by vacuum line 3, and it is automatic that first is equipped on vacuum line 3
Valve 4, on autoclave 1 be equipped with temperature sensor 5 and pressure sensor 6, controller 7 respectively with vacuum pump 2, the first automatic valve 4,
Temperature sensor 5 and pressure sensor 6 are electrically connected, and further include industrial control computer 12, air compressor 8 and vacuum breaker pipeline 9, sky
Air compressor 8 is connected by vacuum breaker pipeline 9 with vacuum line 3, and vacuum breaker pipeline 9 is equipped with the second automatic valve 10, air pressure
Contracting machine 8 and the second automatic valve 10 are electrically connected with controller 7 respectively, and controller 7 is electrically connected with industrial control computer 12.Preferably,
One automatic valve 4 and the second automatic valve 10 are solenoid valve, and controller 7 is PLC programmable logic controller (PLC).
Preferably, which further includes an alarm 11, and alarm 11 is electrically connected with controller 7, more specifically says, report
Alert device 11 is rotary siren.
The course of work: vacuum pump 2 is run by industrial control computer 12 and opens the first automatic valve 4, glass sock is equipped with
The glass for being cased with U-shaped cushion rubber, is then put into autoclave 1, by the extraction of U-shaped sebific duct by air drain and the U-shaped cushion rubber for drawing tracheae
Tracheae is connected to the fittings on vacuum line 3, and the sound for monitoring tracheae one by one with ear judges whether there is gas leakage and corrects, really
Vacuum pressure control is protected in -0.09~0.1MPa, shuts the kettles of autoclave 1；Then operation industrial control computer 12 starts automatically
Program is controlled, automatic control program transmits technological parameter set in advance to controller 7, exports control signal by controller 7, protect
In the state of holding the operation of vacuum pump 2 and the unlatching of the first automatic valve 4, the second automatic valve 10 on vacuum breaker pipeline 9 remains turned-off shape
State；The processes such as device starts to be evacuated the glass in autoclave 1, heat, high pressure；Temperature and pressure in autoclave 1
When reaching certain value, then keep constant temperature and pressure after a certain period of time, temperature sensor 5 and pressure sensor 6 feed back corresponding signal
After controller 7, controller 7 controls vacuum pump 2 and the first automatic valve 4 simultaneously closes off, while air compressor 8 and vacuum breaker pipe
The second automatic valve 10 on road 9 is opened simultaneously, and the air for having certain pressure is sent by air compressor 8 by vacuum breaker pipeline 9
It is inflated in vacuum line 3 after a certain period of time, the second automatic valve 10 is closed, true inside vacuum line 3 and U-shaped cushion rubber at this time
Idling pressure condition is destroyed releasing；Controlling the closing of the first automatic valve 4 simultaneously avoids pressure-air from flowing backwards vacuum pump 2, then high pressure
Kettle 1, which continues to heat up and be pressurized to, completes hot pressing after heat preservation maintenance a period of time after certain temperature and pressure value, then passes through control
Device 7 controls autoclave 1 and enters cooling pressure release state, and after autoclave 1 completes cooling pressure leak process, i.e., openable autoclave 1 takes out
Glass completes the course of work.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to
In the protection scope of the utility model.
Claims (4)
1. a kind of device for improving sandwich-glass high-pressure quality, including autoclave (1), vacuum pump (2) and controller (7), described
It is connected between autoclave (1) and vacuum pump (2) by vacuum line (3), is equipped with the first automatic valve (4) on vacuum line (3),
Be equipped with temperature sensor (5) and pressure sensor (6) on autoclave (1), the controller (7) respectively with vacuum pump (2), the
One automatic valve (4), temperature sensor (5) and pressure sensor (6) electrical connection, which is characterized in that further include industrial control computer
(12), air compressor (8) and vacuum breaker pipeline (9), the air compressor (8) pass through vacuum breaker pipeline (9) and vacuum tube
Road (3) is connected, and the vacuum breaker pipeline (9) is equipped with the second automatic valve (10), the air compressor (8) and the second automatic valve
(10) it is electrically connected respectively with controller (7), the controller (7) is electrically connected with industrial control computer (12).
2. the device according to claim 1 for improving sandwich-glass high-pressure quality, which is characterized in that first automatic valve
(4) and the second automatic valve (10) is solenoid valve.
3. the device according to claim 1 for improving sandwich-glass high-pressure quality, which is characterized in that further include an alarm
(11), the alarm (11) is electrically connected with controller (7).
4. the device according to claim 1 for improving sandwich-glass high-pressure quality, which is characterized in that the controller (7)
For PLC programmable logic controller (PLC).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820785854.9U CN208449262U (en) | 2018-05-25 | 2018-05-25 | A kind of device improving sandwich-glass high-pressure quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820785854.9U CN208449262U (en) | 2018-05-25 | 2018-05-25 | A kind of device improving sandwich-glass high-pressure quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208449262U true CN208449262U (en) | 2019-02-01 |
Family
ID=65148394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820785854.9U Expired - Fee Related CN208449262U (en) | 2018-05-25 | 2018-05-25 | A kind of device improving sandwich-glass high-pressure quality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208449262U (en) |
-
2018
- 2018-05-25 CN CN201820785854.9U patent/CN208449262U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |