CN106626692A - Laminating method of laminate - Google Patents
Laminating method of laminate Download PDFInfo
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- CN106626692A CN106626692A CN201611270054.5A CN201611270054A CN106626692A CN 106626692 A CN106626692 A CN 106626692A CN 201611270054 A CN201611270054 A CN 201611270054A CN 106626692 A CN106626692 A CN 106626692A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/08—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
- B32B37/1018—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure using only vacuum
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a laminating method of a laminate. The method comprises the following steps: putting a product to be laminated into a laminating device, closing a vacuum door, starting a vacuum pumping device, and performing vacuum pumping on an enclosed workshop; heating the laminating device, and laminating the product to be laminated to obtain a laminated cured product; at a product cooling stage, introducing gas and performing vacuum pumping to lower the concentration of waste gas in the workshop; closing the vacuum pumping device, and opening the vacuum door. By adopting the laminating method of the laminate provided by the invention, the direct emission amount of the waste gas can be reduced effectively.
Description
Technical field
The present invention relates to the production and processing technical field of laminate, more particularly to a kind of compression method of laminate.
Background technology
All it is mostly to adopt high-temperature high-pressure when producing the product of surface clad with metal foil at present in technical field of electronic materials
Conjunction machine is produced.For example in copper-clad plate industry, using high-temperature laminating machine copper-clad plate is produced.
For the adhesive sheet for being covered with Copper Foil can be allowed smoothly to discharge gas during high-temperature laminating, it is to avoid thus cause
Quality problems, it is desirable to the process of high-temperature laminating necessarily be in low vacuum state.Therefore high-temperature laminating machine be equipped with workplace and
The pumped vacuum systems connected with workplace, the system mainly by：Vacuum door, vacuum pump group, pipeline, pressure transducer, let out vacuum
Device etc. is constituted.Wherein, Vacuum door connects workplace and manual work workshop.Traditional course of work is as follows：Close vacuum
Door, vacuum pump group carries out evacuation to workplace, starts simultaneously at heating pressing；Stop evacuation after pressing, then open and let out true
Recover atmospheric pressure state in empty device, press, open Vacuum door.
In the lamination process of above-mentioned copper-clad plate, the small part composition in product can decompose or volatilize, and discharge
A small amount of gas based on low molecule organic matter, can be referred to as waste gas.In theory, absolute pressure is lower during evacuation, waste gas
The amount stayed in the workplace of high-temperature laminating machine less, it is higher to the performance requirement of vacuum pump.Because workplace cannot be located
Cannot exclude completely in absolute vacuum state, therefore waste gas.
In general, when opening Vacuum door, the waste gas of residual will be discharged workplace, into manual work workshop.By
Mainly it is made up of low molecule organic matter in waste gas, there is certain potential safety hazard, so needs to seek a kind of method to eliminate this
Waste gas may caused potential safety hazard.
The content of the invention
It is an object of the present invention to：A kind of compression method of laminate is provided, the straight of waste gas can be effectively reduced
Connect outer discharge capacity.
It is that, up to this purpose, the present invention is employed the following technical solutions：
A kind of compression method of laminate, including：
S10：Product to be laminated is put into into laminater, Vacuum door is closed, starts vacuum extractor, to closed workplace
Carry out evacuation；
S20：Laminater is heated up, product to be laminated is pressed, the cured article after being laminated；
S30：In the product cooling stage, by the exhaust gas concentration being passed through in the method for gas and evacuation reduction workplace；
S40：Vacuum extractor is closed, Vacuum door is opened.
Specifically, because the absolute pressure of workplace can not possibly be down to 0kPa by evacuation, it is evacuated down to certain journey
After degree, the exhaust gas concentration in workplace is just difficult to decline.Now be passed through gas, waste gas will with the gas mixing being passed through, then
The gas being passed through is taken away, portion will together be pumped with the gas being passed through, the concentration of waste gas will lower.
As one kind preferred embodiment, S30 is specially：
Vacuum extractor is closed, to workplace gas is passed through, then start vacuum extractor evacuation.
Specifically, vacuum extractor is first closed, is then passed through gas in workplace, when the pressure in workplace reaches one
Determine degree, be again started up vacuum extractor carries out evacuation to workplace.Originally being retained in workplace cannot be evacuated dress
Putting the waste gas taken away can be with the gas mixing being passed through, and as the gas being passed through is pumped together, the exhaust gas concentration in workplace is just
Can greatly reduce.
Further, step S30 more than twice was carried out before step S40.
Specifically, exhaust gas concentration can be effectively reduced by being passed through the operation of gas and then evacuation, and is repeated several times
This operation, the operation is repeated each time can all make the exhaust gas concentration in workplace lower than the last time.It is right by being repeatedly passed through gas
Evacuation afterwards, it is possible to which the exhaust gas concentration in workplace is down to into almost nil degree.
Further, the S30 is specially：
Vacuum extractor is closed, the absolute pressure for being passed through gas to workplace to workplace is 30kPa～80kPa；Then
It is 2kPa～20kPa that startup vacuum extractor is evacuated to the absolute pressure of workplace.
Specifically, through test of many times, evacuation is carried out when the absolute pressure of workplace is 30kPa～80kPa, can be with
Effectively make exhaust gas concentration be down to relatively low level, be unlikely to be caused because the workload of evacuation is too big again energy waste,
Industrial cost increases.
Preferably, evacuation is carried out when the absolute pressure of workplace is 55kPa.
Through test of many times, gas is passed through when the absolute pressure of workplace is 2kPa～20kPa, can effectively be taken away
Most of gas containing waste gas, is unlikely to cause energy waste, industrial cost to increase because of excessive evacuation again.
Preferably, when the absolute pressure of workplace carries out being passed through gas for 11kPa.
As one kind preferred embodiment, S30 is specially：It is passed through to workplace while carrying out evacuation to workplace
Gas.
Specifically, while being passed through gas to workplace, while carrying out evacuation to workplace.Originally it was retained in workplace
Waste gas meeting and gas mixing that device is taken away cannot be evacuated, portion can together be evacuated dress with the gas being passed through
Put and take away, the exhaust gas concentration in workplace will be greatly reduced.
Further, in S30：
Gas is passed through to workplace, the time continues 4min～40min.
Specifically, through test of many times, when the time that gas is passed through to workplace being 4min～40min, can be effective
The exhaust gas concentration that makes be down to relatively low level, be unlikely to cause energy waste, industry because the workload of evacuation is too big again
Cost increases.
Preferably, gas is passed through to workplace, the time continues 20min.
Preferably, the absolute pressure for keeping workplace is 30kPa～80kPa.
As one kind preferred embodiment, in S10：The absolute pressure of workplace is evacuated in below 10kPa.
Specifically, Jing is tested and measured repeatedly, when the inner absolute pressure of workplace is below 10kPa, cured article
Pressing effect preferably, significantly reduce the problems such as internal remnants bubble.
Preferred embodiment metal is provided with the outside of the cured article as a kind of, between the S20 and S30 also
Including：
S21：Cured article is cooled to ventilation air, oxidizing temperature of the ventilation air less than the metal.
Further, the determination method of the ventilation air is：
Put two pieces of cured articles through pressing into the first baking oven and second that air humidity is 70%～90% respectively
Baking oven is toasted；
It is default to allow temperature error；
The temperature of the first baking oven is set as into the first test temperature, the temperature of the second baking oven is set as into the second test temperature
Degree；First test temperature is less than the second test temperature, and its difference is the permission temperature error；
After 25min～35min, two pieces of cured articles are taken out；
If the metal on the cured article of the first baking oven does not occur on oxidative phenomena, and the cured article of the second baking oven
Metal there is oxidative phenomena, then the first test temperature is set to into ventilation air.
Specifically, if ventilation air less than the metal on cured article oxidizing temperature.Preferably, as long as ventilation
Less than the oxidizing temperature of the metal on cured article, then the higher the better for ventilation air for temperature.Because, when ventilation air is compared with Gao Shitong
Enter gas, the time that cured article is cooled down under vacuum conditions not only can be saved, it is also possible to reduce cured article in vacuum shape
The energy consumption cooled down under state, the gas that can also be passed through is cooled down to cured article, can effective improve production efficiency, section
The about energy.
Preferably, the air humidity of the baking oven is 80%.
Preferably, first test temperature or the second test temperature are 160 DEG C～240 DEG C.
Preferably, the permission temperature error is 10 DEG C～30 DEG C.
Preferably, the metal is copper or silver.
As one kind preferred embodiment, the gas for being passed through workplace is air or nitrogen.
Specifically, air or nitrogen are cheap, easily obtain.And, the oxidisability of air and nitrogen is relatively low, room temperature
Under be difficult to aoxidize cured article, be suitable as the gas for diluting waste gas.
Beneficial effects of the present invention are：A kind of compression method of laminate is provided, is again taken away gas by being passed through gas
Method diluting waste gas, reduce the direct outer discharge capacity of waste gas.
Description of the drawings
The present invention is described in further detail below according to drawings and Examples.
Fig. 1 is the method block diagram of the compression method of the copper-clad plate described in embodiment one；
Fig. 2 is the method block diagram of the compression method of the tabula rasa described in embodiment two.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
Embodiment one
As shown in figure 1, the present embodiment provides a kind of compression method of copper-clad plate, it is comprised the following steps：
S10：Adhesive sheet and Copper Foil are put into into laminater, Vacuum door is closed, start vacuum extractor, to closed work
Between carry out being evacuated to the absolute pressure of workplace in 10kPa；It is of course also possible to the absolute pressure for being evacuated to workplace exists
7kPa, 8kPa or 9kPa；
S20：After heating up to laminater, adhesive sheet and Copper Foil are pressed, made copper-clad plate；Certainly, here
Stage, increasing temperature and pressure program can be changed in process of production for different products；
S21：Copper-clad plate is cooled to ventilation air, oxidizing temperature of the ventilation air less than the Copper Foil in copper-clad plate；
S30：Vacuum extractor is closed, the absolute pressure for being passed through gas to workplace to workplace is 55kPa；Certainly,
Can be 30kPa or 80kPa；
Then start vacuum extractor, evacuation is carried out to workplace, until the absolute pressure of workplace is 11kPa；When
So, or 2kPa or 20kPa；
S40：Vacuum extractor is closed, Vacuum door is opened.
Because the absolute pressure of workplace can not possibly be down to 0kPa by evacuation, after being evacuated down to a certain degree,
Exhaust gas concentration in workplace is just difficult to decline.Vacuum extractor is first closed, then gas is passed through in workplace, works as workplace
In pressure reach to a certain degree, be again started up vacuum extractor carries out evacuation to workplace.Originally it was retained in workplace
Waste gas that device takes away cannot be evacuated can be with the gas mixing being passed through, as the gas being passed through is pumped together, workplace
In exhaust gas concentration will greatly reduce.
In the present embodiment, it is also possible to step S30 two, three or more times was carried out before step S40 is carried out.Pass through
Being passed through the operation of gas and then evacuation can effectively reduce exhaust gas concentration, and this operation is repeated several times, and this is repeated each time
Operation can all make the exhaust gas concentration in workplace lower than the last time.By being repeatedly passed through gas and then evacuation, it is possible to by work
Exhaust gas concentration between work is down to almost nil degree.
In the present embodiment, the gas being passed through in workplace can be air, or nitrogen.Air or divalent nitrogen
Lattice are cheap, easily obtain.And, the oxidisability of air and nitrogen is relatively low, is difficult to aoxidize copper-clad plate under room temperature, is suitable as using
In the gas of dilution waste gas.
In the present embodiment, the determination method of ventilation air is as follows：
The first step：Put two pieces of copper-clad plates through pressing into the first baking oven and second that air humidity is 80% respectively to dry
Case is toasted；Certainly, air humidity can also be 70% or 90%；
Second step：It is default to allow temperature error to be 20 DEG C；
The temperature of the first baking oven is set as into the first test temperature, equal to 200 DEG C；The temperature of the second baking oven is set as into
Two test temperatures, equal to 220 DEG C；
3rd step：After 30min, two pieces of copper-clad plates are taken out；
4th step：If oxidative phenomena does not occur in the copper-clad plate of the first baking oven, and there is oxygen in the copper-clad plate of the second baking oven
Change phenomenon, then the first test temperature is set to into ventilation air；
If oxidative phenomena all do not occur in two pieces of copper-clad plates, the first test temperature is set to into 240 DEG C, by the second test
Temperature is set to 260 DEG C, repeats the step of step the three and the 4th step；The first test temperature is improved always and the second test temperature is straight
There is not oxidative phenomena in copper-clad plate to the first baking oven, and oxidative phenomena occurs in the copper-clad plate of the second baking oven, then by this first
Test temperature is set to ventilation air；
If oxidative phenomena all occur in two pieces of copper-clad plates, the first test temperature is set to into 160 DEG C, by the second test temperature
180 DEG C are set to, repeat the step of step the three and the 4th step；The first test temperature and the second test temperature are reduced always until the
There is not oxidative phenomena in the copper-clad plate of one baking oven, and oxidative phenomena occurs in the copper-clad plate of the second baking oven, then by first test
Temperature is set to ventilation air.
As long as ventilation air is less than the oxidizing temperature of copper-clad plate.Preferably, as long as ventilation air is less than copper-clad plate
Oxidizing temperature, then the higher the better for ventilation air.Because being passed through gas when ventilation air is higher, copper-clad plate not only can be saved
The time for cooling down under vacuum conditions, it is also possible to reduce the energy consumption that copper-clad plate is cooled down under vacuum conditions, can also be passed through
Gas copper-clad plate is cooled down, can effectively improve production efficiency, energy saving.
In the present embodiment, require that the persistent period of the 3rd step can also be 25min or 35min according to experimental precision.
In the present embodiment, it is allowed to which temperature error can also be 10 DEG C or 30 DEG C.
In the present embodiment, it is also possible to which the first initial test temperature is set as into 160 DEG C, 220 DEG C or 240 DEG C；Or
The second initial test temperature is set as 160 DEG C, 200 DEG C or 240 DEG C by person.
Embodiment two
As shown in Fig. 2 the present embodiment provides a kind of compression method of tabula rasa, it is comprised the following steps：
S10：First adhesive sheet and the second adhesive sheet are put into into laminater, Vacuum door is closed, start vacuum extractor, it is right
Closed workplace carries out being evacuated to the absolute pressure of workplace in 10kPa；It is of course also possible to be evacuated to the exhausted of workplace
To pressure in 7kPa, 8kPa or 9kPa；
S20：After intensification, the first adhesive sheet and the second adhesive sheet are pressed, made tabula rasa；
S30：Stop heating, into cooling stage, after tabula rasa solidification, to work while carrying out evacuation to workplace
Between be passed through gas, the absolute pressure for keeping workplace is 30kPa～80kPa, and the time continues 15min；It is of course also possible to be
4min, 10min, 30min or 40min；
S40：Vacuum extractor is closed, Vacuum door is opened.
While gas is passed through to workplace, while carrying out evacuation to workplace.Originally being retained in workplace cannot be by
Waste gas meeting and gas mixing that vacuum extractor is taken away, portion can be taken out as the gas being passed through is evacuated together device
Walk, the exhaust gas concentration in workplace will be greatly reduced.
Because there is no the metallic articles such as Copper Foil, native silver in the outside of tabula rasa, it is not necessary to consider the problem that metal is aoxidized, so
Only needing to be cooled to tabula rasa solidification just can start to be passed through gas.
Through test of many times, when the time that gas is passed through to workplace being 4min～40min, waste gas can be effectively made
Concentration is down to relatively low level, is unlikely to cause energy waste, industrial cost to increase because the workload of evacuation is too big again.
Embodiment three
The present embodiment provides a kind of compression method of printed circuit board (PCB), and it is comprised the following steps：
S10：Adhesive sheet and copper-clad plate are put into into laminater, Vacuum door is closed, start vacuum extractor, to closed work
Carry out being evacuated to the absolute pressure of workplace between work in 10kPa；It is of course also possible to the absolute pressure for being evacuated to workplace exists
7kPa, 8kPa or 9kPa；
S20：After intensification, adhesive sheet and copper-clad plate are pressed, made printed circuit board (PCB)；
S30：Stop heating, into cooling stage, after printed circuit board solidification to be printed, while carrying out evacuation to workplace
Gas is passed through to workplace, the absolute pressure for keeping workplace is 30kPa～80kPa, the time continues 15min；It is of course also possible to
For 4min, 10min, 30min or 40min；
S40：Vacuum extractor is closed, Vacuum door is opened.
Due to Copper Foil after lamination in the internal layer of printed circuit board (PCB), not in outside, will not contact with the gas being passed through, no
Need to consider the problem of metal oxidation, so only need to be cooled to printed circuit board (PCB) solidification just can start to be passed through gas.
" first ", " second " herein just for the sake of being distinguish between in description, not special implication.
It is to be understood that, above-mentioned specific embodiment is only that presently preferred embodiments of the present invention and institute's application technology are former
Reason, in technical scope disclosed in this invention, change that any those familiar with the art is readily apparent that or
Replace, all should cover within the scope of the present invention.
Claims (10)
1. a kind of compression method of laminate, it is characterised in that include：
S10：Product to be laminated is put into into laminater, Vacuum door is closed, starts vacuum extractor, closed workplace is carried out
Evacuation；
S20：Laminater is heated up, product to be laminated is pressed, the cured article after being laminated；
S30：In the product cooling stage, by the exhaust gas concentration being passed through in the method for gas and evacuation reduction workplace；
S40：Vacuum extractor is closed, Vacuum door is opened.
2. the compression method of laminate according to claim 1, it is characterised in that S30 is specially：
Vacuum extractor is closed, to workplace gas is passed through, then start vacuum extractor evacuation.
3. the compression method of laminate according to claim 2, it is characterised in that carried out before step S40 twice with
Upper step S30.
4. the compression method of laminate according to claim 2, it is characterised in that the S30 is specially：
Vacuum extractor is closed, the absolute pressure for being passed through gas to workplace to workplace is 30kPa～80kPa；Then start
It is 2kPa～20kPa that vacuum extractor is evacuated to the absolute pressure of workplace.
5. the compression method of laminate according to claim 1, it is characterised in that S30 is specially：Workplace is taken out
Gas is passed through while vacuum to workplace.
6. the compression method of laminate according to claim 5, it is characterised in that in S30：Gas is passed through to workplace
Body, the time continues 4min～40min.
7. the compression method of laminate according to claim 1, it is characterised in that in S10：It is evacuated to workplace
Absolute pressure is in below 10kPa.
8. the compression method of laminate according to claim 1, it is characterised in that be provided with gold on the outside of the cured article
Category, also includes between the S20 and S30：
S21：Cured article is cooled to ventilation air, oxidizing temperature of the ventilation air less than the metal.
9. the compression method of laminate according to claim 8, it is characterised in that the determination method of the ventilation air
For：
Put two pieces of cured articles through pressing into the first baking oven and the second baking oven that air humidity is 70%～90% respectively
Toasted；
It is default to allow temperature error；
The temperature of the first baking oven is set as into the first test temperature, the temperature of the second baking oven is set as into the second test temperature；The
One test temperature is less than the second test temperature, and its difference is the permission temperature error；
After 25min～35min, two pieces of cured articles are taken out；
If there is not the gold on oxidative phenomena, and the cured article of the second baking oven in the metal on the cured article of the first baking oven
There is oxidative phenomena in category, then the first test temperature is set to into ventilation air.
10. the compression method of laminate according to claim 1, it is characterised in that the gas for being passed through workplace is air
Or nitrogen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611270054.5A CN106626692B (en) | 2016-12-30 | 2016-12-30 | The compression method of laminate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611270054.5A CN106626692B (en) | 2016-12-30 | 2016-12-30 | The compression method of laminate |
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| Publication Number | Publication Date |
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| CN106626692A true CN106626692A (en) | 2017-05-10 |
| CN106626692B CN106626692B (en) | 2019-03-19 |
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ID=58838539
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| CN201611270054.5A Active CN106626692B (en) | 2016-12-30 | 2016-12-30 | The compression method of laminate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5297480A (en) * | 1991-05-09 | 1994-03-29 | Hitachi Techno Engineering Co., Ltd. | High vacuum hot press |
| CN201423789Y (en) * | 2009-04-28 | 2010-03-17 | 秦皇岛瑞晶太阳能科技有限公司 | Waste gas collecting system for solar battery module laminator |
| CN101733995A (en) * | 2009-12-08 | 2010-06-16 | 广东生益科技股份有限公司 | Copper-clad plate lamination and pressurization method |
| CN202242233U (en) * | 2011-08-31 | 2012-05-30 | 广东生益科技股份有限公司 | Combined structure of high-temperature laminating machine and multifunctional gas supplying device |
| CN202412866U (en) * | 2012-01-06 | 2012-09-05 | 咸阳威迪机电科技有限公司 | Photovoltaic glass copper-clad circuit board vacuum laminating machine |
-
2016
- 2016-12-30 CN CN201611270054.5A patent/CN106626692B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5297480A (en) * | 1991-05-09 | 1994-03-29 | Hitachi Techno Engineering Co., Ltd. | High vacuum hot press |
| CN201423789Y (en) * | 2009-04-28 | 2010-03-17 | 秦皇岛瑞晶太阳能科技有限公司 | Waste gas collecting system for solar battery module laminator |
| CN101733995A (en) * | 2009-12-08 | 2010-06-16 | 广东生益科技股份有限公司 | Copper-clad plate lamination and pressurization method |
| CN202242233U (en) * | 2011-08-31 | 2012-05-30 | 广东生益科技股份有限公司 | Combined structure of high-temperature laminating machine and multifunctional gas supplying device |
| CN202412866U (en) * | 2012-01-06 | 2012-09-05 | 咸阳威迪机电科技有限公司 | Photovoltaic glass copper-clad circuit board vacuum laminating machine |
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| Publication number | Publication date |
|---|---|
| CN106626692B (en) | 2019-03-19 |
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Effective date of registration: 20191227 Address after: 332105 No.8 Gangxing Road, chengxigang District, Jiujiang Economic and Technological Development Zone, Jiujiang City, Jiangxi Province Patentee after: Jiangxi Shengyi Technology Co., Ltd Address before: 523808 No. 5 industrial West Road, Songshan hi tech Industrial Development Zone, Guangdong, Dongguan Patentee before: Shengyi Science and Technology Co., Ltd, Guangdong |
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