CN208602051U - A kind of aluminum-based copper-clad plate glue-line apparatus for coating - Google Patents
A kind of aluminum-based copper-clad plate glue-line apparatus for coating Download PDFInfo
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- CN208602051U CN208602051U CN201820552296.1U CN201820552296U CN208602051U CN 208602051 U CN208602051 U CN 208602051U CN 201820552296 U CN201820552296 U CN 201820552296U CN 208602051 U CN208602051 U CN 208602051U
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- guide roller
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- roller
- coating groove
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Abstract
The utility model is related to a kind of aluminum-based copper-clad plate glue-line apparatus for coating, including framework for support, coating groove, main guide roller, assist guide roller, press bonding roller, storing container, gum pump, gluing spray tube, return pipe, negative-pressure air fan, driving mechanism and control circuit, coating groove is mounted on framework for support upper surface, main guide roller, assist guide roller, press bonding roller is embedded in coating groove, gluing spray tube is located at main guide roller, assist position between guide roller, gluing spray tube upper surface sets glue-feeder at midpoint, flow-guiding mouth is set in the corresponding gluing groove sidewall in gluing spray tube both ends, storing container, gum pump, negative-pressure air fan, driving mechanism and control circuit are installed in framework for support outer surface.The utility model structure is simple, operation the degree of automation, integration degree is high, formed precision and efficiency can be effectively improved, material loss and cost to effectively reach the working efficiency for improving bonding forming processing operation between aluminum substrate and copper foil plate, and when reducing bonding process.
Description
Technical field
The utility model relates to a kind of aluminum-based copper-clad plates, are exactly a kind of aluminum-based copper-clad plate glue-line apparatus for coating.
Background technique
At present when production prepares aluminum-based copper-clad plate product, the working efficiency of glue spraying operation is carried out in aluminium base plate surface
It is to improve one of aluminum-based copper-clad plate production efficiency and the key link of product quality with precision, currently to aluminum substrate surface layer
When carrying out glue spraying, glue mainly is carried out to aluminum substrate surface layer by equipment such as traditional coating roller mechanism, spraying mechanisms
Coating operations, although this mode can satisfy the needs used, on the one hand the work when carrying out glue-coating operation is imitated
Rate is low, and the bondline thickness uniformity of coating is poor, relatively low to glue recycling ability, and in coating process, glue is also easy to produce
A large amount of volatility irritant gas cause seriously to pollute to production environment, cause to seriously threaten to the health of staff, except this it
Outside, the bonding process equipment room of currently used aluminum substrate surface glue coating apparatus and aluminum substrate and copper foil plate lacks effective
Linking ability, to easily cause current aluminum substrate glue-coating work operations quality, efficiency relatively low, material damage
Consumption and production cost are relatively high, aluminum-based copper-clad plate product total quality stability difference are also easily caused, to seriously restrict
The raising of current aluminum-based copper-clad plate production efficiency and quality, therefore it is directed to this problem, there is an urgent need to develop a kind of new
The aluminum-based copper-clad plate production glue-line coating apparatus of type, to meet the needs of actual use.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of aluminum-based copper-clad plate glue-line apparatus for coating, it should
New structure is simple, operation the degree of automation, integration degree is high, on the one hand can effectively realize aluminium base surface layer carry out with painting
Cloth glue operation, and glue-coating operating efficiency and precision are high, can while effective realization avoids glue-line crawling phenomenon,
It is effective to improve glue comprehensive utilization and recovery utilization rate, glue-coating, aluminum substrate and copper foil plate on the other hand can be achieved at the same time
Bonding forming processes operation, and in aluminum substrate and the processing operation of copper foil plate bonding forming, can effectively improve formed precision
And efficiency, to effectively reach the working efficiency for improving bonding forming processing operation between aluminum substrate and copper foil plate, and reduce viscous
The material loss and cost when operation are connect, simultaneously can also effectively mitigate the irritative gas of glue volatilization to production environment
Caused by pollute.
To achieve the goals above, the utility model is achieved through the following technical solutions:
A kind of aluminum-based copper-clad plate glue-line apparatus for coating, including framework for support, coating groove, main guide roller, auxiliary guide roller, pressure
Roller, storing container, gum pump, gluing spray tube, return pipe, negative-pressure air fan, driving mechanism and control circuit, coating groove is closed to be mounted on
Framework for support upper surface, is airtight cavity structure, and front end face sets aluminum substrate feed inlet, copper foil feed inlet, rear end face and sets out material
Mouthful, wherein copper foil feed inlet and aluminum substrate feed inlet are parallel to each other distribution, and aluminum substrate feed inlet is located at copper foil feed inlet lower section,
Main guide roller, auxiliary guide roller, press bonding roller are embedded in coating groove, wherein main guide roller, auxiliary guide roller equal at least three, and
Uniformly distributed from coating groove front end face backwards face along coating groove axis, main guide roller, auxiliary guiding roll axis are parallel to each other distribution simultaneously
With coating groove axis vertical distribution, main guide roller roll surface and gluing trench bottom parallelly distribute on, assists guide roller roll surface and dominate
It is in 15 ° -60 ° angles to roller roll surface, main guide roller is mounted on coating groove upper base surface by roller frame and feeds lower than aluminum substrate
Mouthful and 0-5 millimeters of discharge port, assist guide roller in be located at coating groove front end face auxiliary guide roller roll surface be lower than foil feed inlet
0-5 millimeters, assisting minimum spacing between the auxiliary guide roller and main guide roller that are located at least significant end in guide roller is that gluing spray tube is straight
1.5-5 times of diameter, press bonding roller at least one, coating groove rear end face is mounted on by lift drive mechanism, be located at coating groove end
It dominates right above the main guide roller in position and with this to roll axis parallelly distribute on, and spacing is 0-20 between press bonding roller and main guide roller
Millimeter, lift drive mechanism at least two, and be mutually perpendicular to be distributed with dominating to roll axis, gluing spray tube at least one, it applies
Glue spray tube axis is parallel to each other distribution with main guide roller, auxiliary guide roller respectively, and passes through lift drive mechanism and coating groove
Inner surface is slidably connected, and gluing spray tube is located at position between main guide roller, auxiliary guide roller, and gluing spray tube rear retains
At least one auxiliary guide roller, gluing spray tube are higher by main 3-10 millimeters of guide roller upper surface, gluing spray tube upper surface midpoint
Glue-feeder is set at position, and is interconnected by glue-feeder and gum pump, and gluing spray tube lower end surface is evenly distributed with several gum outlets, respectively
Gum outlet axis and coating groove axis are in 30 ° -90 ° angles, set water conservancy diversion in the corresponding gluing groove sidewall in gluing spray tube both ends
Mouthful, and be interconnected by flow-guiding mouth and return pipe, storing container, gum pump, negative-pressure air fan, driving mechanism and control circuit are pacified
Mounted in framework for support outer surface, wherein gum pump is interconnected with storing container and glue-feeder respectively by diversion pipe, negative-pressure air fan
Be interconnected by the return pipe of air-guide branch pipe and flow-guiding mouth position, driving mechanism by transmission mechanism respectively with main guide roller,
Assist guide roller, press bonding roller be connected with each other, control circuit respectively with gum pump, negative-pressure air fan, driving mechanism and elevator drive machine
Structure electrical connection.
Further, the framework for support is that frame structure, thereon end face and coating groove are mutually sliding by directive slide track
Dynamic connection.
Further, the coating groove inner surface sets at least two irradiated heat devices, and the irradiated heat dress
Axis and coating groove upper base surface are set in 0 ° -90 ° angles.
Further, liquid flow sensor is set at the gluing spray tube glue-feeder, sets gas at coating groove flow-guiding mouth
Body flow sensor sets at least one temperature sensor and at least one gas pressure sensor in the coating groove, described
Liquid flow sensor, gas flow sensor, temperature sensor and gas pressure sensor electrically connect with control circuit
It connects.
Further, the lift drive mechanism is hydraulic cylinder mechanism, pneumatic cylinder mechanism, linear motor mechanism and silk
Any one in thick stick mechanism.
Further, it is connected with each other between the press bonding roller and lift drive mechanism by least one pressure sensor,
And the pressure sensor and control circuit are electrically connected.
Further, it is core that the control circuit, which is based on any one in industrial single-chip microcontroller, PLC technology,
Automatic control circuit.
The utility model structure is simple, and operation the degree of automation, integration degree is high, on the one hand can effectively realize on aluminium base surface layer
It carries out with coating glue operation, and glue-coating operating efficiency and precision are high, can avoid glue-line crawling in effective realization
It is effective to improve glue comprehensive utilization and recovery utilization rate while phenomenon, glue-coating, aluminium base on the other hand can be achieved at the same time
Plate and copper foil plate bonding forming process operation, and in aluminum substrate and the processing operation of copper foil plate bonding forming, can effectively mention
High formed precision and efficiency, to effectively reach the work effect for improving bonding forming processing operation between aluminum substrate and copper foil plate
Rate, and material loss and cost when reducing bonding process, simultaneously can also effectively mitigate the irritation gas of glue volatilization
Body is polluted caused by production environment.
Detailed description of the invention
It is described in detail the utility model with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is coating groove section structure diagram at gluing spray tube position.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
A kind of aluminum-based copper-clad plate glue-line apparatus for coating as described in Fig. 1 and 2, including framework for support 1, coating groove 2, main guide roller
3, guide roller 4, press bonding roller 5, storing container 6, gum pump 7, gluing spray tube 8, return pipe 9, negative-pressure air fan 10, driving mechanism are assisted
11 and control circuit 12, coating groove 2 be mounted on 1 upper surface of framework for support, be airtight cavity structure, front end face set aluminum substrate into
Material mouth 13, copper foil feed inlet 14, rear end face set out material mouth 15, and wherein copper foil feed inlet 14 is parallel to each other with aluminum substrate feed inlet 13
Distribution, and aluminum substrate feed inlet 13 is located at 14 lower section of copper foil feed inlet, main guide roller 3, auxiliary guide roller 4, press bonding roller 5 are embedded in
In coating groove 2, wherein main guide roller 3, auxiliary guide roller 4 equal at least three, and along 2 axis of coating groove from 2 front end face of coating groove
Backwards face is uniformly distributed, main guide roller 3, auxiliary 4 axis of guide roller be parallel to each other distribution and with 2 axis vertical distribution of coating groove,
Main 3 roll surface of guide roller and 2 bottom parallelly distribute on of coating groove, auxiliary 4 face of guide roller roller and main 3 roll surface of guide roller are in 15 ° -60 ° folders
Angle, main guide roller 3 are mounted on 2 upper base surface of coating groove by roller frame 16 and are lower than aluminum substrate feed inlet 13 and discharge port 14
0-5 millimeters, assist 4 roll surface of auxiliary guide roller for being located at 2 front end face of coating groove in guide roller 4 lower than 14 0-5 milli of foil feed inlet
Rice, assisting minimum spacing between the auxiliary guide roller 4 and main guide roller 3 that are located at least significant end in guide roller 4 is 8 diameter of gluing spray tube
1.5-5 times, press bonding roller 5 at least one, 2 rear end face of coating groove is mounted on by lift drive mechanism 17, be located at coating groove 2
Right above the main guide roller of terminal position 3 and with the main 3 axis parallelly distribute on of guide roller, and spacing between press bonding roller 5 and main guide roller 3
It is 0-20 millimeters, lift drive mechanism 17 at least two, and be mutually perpendicular to be distributed with main 3 axis of guide roller, gluing spray tube 8
At least one, 8 axis of gluing spray tube is parallel to each other distribution with main guide roller 3, auxiliary guide roller 4 respectively, and passes through lifting drive
Motivation structure 17 is slidably connected with 2 inner surface of coating groove, and gluing spray tube 8 is located at position between main guide roller 3, auxiliary guide roller 4,
And 8 rear of gluing spray tube retains at least one auxiliary guide roller 4, gluing spray tube 8 is higher by main 3 upper surface 3-10 of guide roller
Millimeter, glue-feeder 18 is set at 8 upper surface midpoint of gluing spray tube, and be interconnected by glue-feeder 18 and gum pump 7, apply
8 lower end surface of glue spray tube is evenly distributed with several gum outlets 19, and each 19 axis of gum outlet and 2 axis of coating groove are in 30 ° -90 ° angles, applies
Flow-guiding mouth 20 is set on corresponding 2 side wall of coating groove in 8 both ends of glue spray tube, and is interconnected by flow-guiding mouth 20 and return pipe 9, storage
Glue bucket 6, gum pump 7, negative-pressure air fan 10, driving mechanism 11 and control circuit 12 are installed in 1 outer surface of framework for support, wherein on
Glue pump 7 is interconnected with storing container 6 and glue-feeder 18 respectively by diversion pipe 21, and negative-pressure air fan 10 passes through air-guide branch pipe 22 and leads
The return pipe 9 of 20 position of head piece is interconnected, driving mechanism 11 by transmission mechanism respectively with main guide roller 3, auxiliary guide roller
4, press bonding roller 5 be connected with each other, control circuit 12 respectively with gum pump 7, negative-pressure air fan 10, driving mechanism 11 and lift drive mechanism
17 electrical connections.
In the present embodiment, the framework for support 1 is that frame structure, thereon end face and coating groove 2 pass through directive slide track 23
Mutually it is slidably connected.
In the present embodiment, 2 inner surface of coating groove sets at least two irradiated heat devices 24, and the irradiation adds
24 axis of thermal and 2 upper base surface of coating groove are in 0 ° -90 ° angles.
In the present embodiment, liquid flow sensor 25,2 water conservancy diversion of coating groove are set at 8 glue-feeder 18 of gluing spray tube
Gas flow sensor 26 is set at mouth 20, at least one temperature sensor 27 and at least one gas are set in the coating groove 2
Pressure sensor 28, the liquid flow sensor 25, gas flow sensor 26, temperature sensor 27 and gas pressure pass
Sensor 28 is electrically connected with control circuit 12.
In the present embodiment, the lift drive mechanism 17 is hydraulic cylinder mechanism, pneumatic cylinder mechanism, linear motor mechanism
And any one in screw mechanism.
In the present embodiment, the press bonding roller 5 between lift drive mechanism 17 pass through at least one 29 phase of pressure sensor
It connects, and the pressure sensor 29 and control circuit are electrically connected.
In the present embodiment, it is core that the control circuit 12, which is based on any one in industrial single-chip microcontroller, PLC technology,
The automatic control circuit of the heart.
The utility model in specific implementation, first according to the needs of use, is led framework for support, coating groove, main guide roller, auxiliary
Group is carried out to roller, press bonding roller, storing container, gum pump, gluing spray tube, return pipe, negative-pressure air fan, driving mechanism and control circuit
Dress, and assembled the utility model and aluminum-based copper-clad plate production line are assembled, form same production line.
In aluminum-based copper-clad plate production, aluminum substrate and copper foil plate are passed through into the feed inlet of coating groove, copper foil feed inlet respectively
It is introduced into coating groove, guides aluminum substrate by main guided way, copper foil plate is guided by auxiliary guide roller, makes aluminum substrate and copper
Foil plate is synchronous by coating groove, and when aluminum substrate passes through coating groove, carries out glue spray to aluminium base plate surface by gluing spray tube
Operation is applied, and after aluminum substrate completes glue spraying, pressing and forming operation is carried out to aluminum substrate and copper foil plate by press bonding roller, then
It is discharged from the discharge port of coating groove and carries out following process operation.
When wherein aluminum substrate and copper foil plate carry out gluing and bonding operation in coating groove, separately can by irradiated heat device into
Row heating improves the molding efficiency of bonding process, while being carried out by coating groove closed structure to the irritative gas that glue generates
Carrying, avoids being diffused into air and causes environmental pollution.
When to aluminum substrate to glue spraying operation, on the one hand the glue in storing container is sprayed by gluing by gum pump
Pipe directly spray arrives aluminum substrate surface layer, on the other hand forms high speed to two effluent of aluminum substrate on aluminum substrate surface layer by negative-pressure air fan
Dynamic air-flow, and from air stream drives glue aluminium base plate surface therefrom between quickly flow to two sides, glue is carried out realizing
Quickly, with coating operations while, separately can effectively improve the recycling operating efficiency to glue remaining after coating, improve glue
While liquid recovery utilization rate, can separately effectively prevent extra glue in aluminum substrate surface aggregation and pressing and forming glue from aluminium base
In plate and copper foil plate overflow caused by glue liquid layer thickness unevenness and be bonded it is insecure the defects of, while also can avoid glue overflow
Caused by glue waste and glue polluted caused by aluminum substrate, copper foil plate surface, thus reach improve glue processing and forming matter
The purpose of amount and efficiency.
The utility model structure is simple, and operation the degree of automation, integration degree is high, on the one hand can effectively realize on aluminium base surface layer
It carries out with coating glue operation, and glue-coating operating efficiency and precision are high, can avoid glue-line crawling in effective realization
It is effective to improve glue comprehensive utilization and recovery utilization rate while phenomenon, glue-coating, aluminium base on the other hand can be achieved at the same time
Plate and copper foil plate bonding forming process operation, and in aluminum substrate and the processing operation of copper foil plate bonding forming, can effectively mention
High formed precision and efficiency, to effectively reach the work effect for improving bonding forming processing operation between aluminum substrate and copper foil plate
Rate, and material loss and cost when reducing bonding process, simultaneously can also effectively mitigate the irritation gas of glue volatilization
Body is polluted caused by production environment.
It should be understood by those skilled in the art that the present utility model is not limited to the above embodiments.Above-described embodiment and
Only illustrate the principles of the present invention described in specification.On the premise of not departing from the spirit and scope of the utility model,
The utility model also has various changes and improvements.These changes and improvements both fall within the scope of the claimed invention
It is interior.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (7)
1. a kind of aluminum-based copper-clad plate glue-line apparatus for coating, it is characterised in that: the aluminum-based copper-clad plate glue-line apparatus for coating includes
Framework for support, main guide roller, auxiliary guide roller, press bonding roller, storing container, gum pump, gluing spray tube, return pipe, is born coating groove
Pressure fan, driving mechanism and control circuit, the coating groove are mounted on framework for support upper surface, are airtight cavity structure,
Front end face sets aluminum substrate feed inlet, copper foil feed inlet, rear end face and sets out material mouth, wherein the copper foil feed inlet and aluminum substrate into
Material mouth is parallel to each other distribution, and aluminum substrate feed inlet is located at below copper foil feed inlet, the main guide roller, auxiliary guide roller,
Press bonding roller is embedded in coating groove, wherein the main guide roller, auxiliary guide roller equal at least three, and certainly along coating groove axis
Coating groove front end face backwards face is uniformly distributed, and the main guide roller, auxiliary guiding roll axis are parallel to each other distribution and and gluing
Fluted shaft line vertical distribution, the main guide roller roll surface and gluing trench bottom parallelly distribute on, the auxiliary guide roller roll surface with
Main guide roller roll surface is in 15 ° -60 ° angles, and the main guide roller is mounted on coating groove upper base surface by roller frame and is lower than
0-5 millimeters of aluminum substrate inlet port and outlet port, the auxiliary guide roller roller for assisting being located in guide roller coating groove front end face
Face is lower than 0-5 millimeters of foil feed inlet, and minimum spacing between the auxiliary guide roller and main guide roller of least significant end is located in auxiliary guide roller
Be gluing spray 1.5-5 times of pipe diameter, the press bonding roller at least one, coating groove is mounted on by lift drive mechanism
Rear end face is dominated right above the main guide roller of coating groove terminal position and with this to roll axis parallelly distribute on, and the pressure
Closing spacing between roller and main guide roller is 0-20 millimeters, the lift drive mechanism at least two, and with dominate to roll axis phase
Mutual vertical distribution, the gluing spray tube at least one, the gluing spray tube axis are led with main guide roller, auxiliary respectively
It is parallel to each other distribution to roller, and is slidably connected by lift drive mechanism and coating groove inner surface, the gluing spray tube position
The position between main guide roller, auxiliary guide roller, and gluing spray tube rear retains at least one auxiliary guide roller, the painting
Glue spray tube is higher by main 3-10 millimeters of guide roller upper surface, and gluing spray tube upper surface sets glue-feeder at midpoint, and passes through
Glue-feeder and gum pump are interconnected, and the gluing spray tube lower end surface is evenly distributed with several gum outlets, each gum outlet axis and painting
Glue groove axis is in 30 ° -90 ° angles, flow-guiding mouth is set in the corresponding gluing groove sidewall in gluing spray tube both ends, and by leading
Head piece and return pipe are interconnected, and storing container, gum pump, negative-pressure air fan, driving mechanism and the control circuit is installed in
Framework for support outer surface, wherein the gum pump is interconnected with storing container and glue-feeder respectively by diversion pipe, it is described
Negative-pressure air fan is interconnected by air-guide branch pipe and the return pipe of flow-guiding mouth position, and the driving mechanism is distinguished by transmission mechanism
With main guide roller, auxiliary guide roller, press bonding roller be connected with each other, the control circuit respectively with gum pump, negative-pressure air fan, driving
Mechanism and lift drive mechanism electrical connection.
2. a kind of aluminum-based copper-clad plate glue-line apparatus for coating according to claim 1, it is characterised in that: the framework for support
For frame structure, end face is mutually slidably connected with coating groove by directive slide track thereon.
3. a kind of aluminum-based copper-clad plate glue-line apparatus for coating according to claim 1, it is characterised in that: in the coating groove
Surface sets at least two irradiated heat devices, and the irradiated heat device axis and coating groove upper base surface in 0 °-
90 ° of angles.
4. a kind of aluminum-based copper-clad plate glue-line apparatus for coating according to claim 1, it is characterised in that: the gluing spray
Set liquid flow sensor at pipe glue-feeder, gas flow sensor set at coating groove flow-guiding mouth, set in the coating groove to
A few temperature sensor and at least one gas pressure sensor, the liquid flow sensor, gas flow sensor,
Temperature sensor and gas pressure sensor are electrically connected with control circuit.
5. a kind of aluminum-based copper-clad plate glue-line apparatus for coating according to claim 1, it is characterised in that: the lifting driving
Mechanism is any one in hydraulic cylinder mechanism, pneumatic cylinder mechanism, linear motor mechanism and screw mechanism.
6. a kind of aluminum-based copper-clad plate glue-line apparatus for coating according to claim 1, it is characterised in that: the press bonding roller with
It is connected with each other between lift drive mechanism by least one pressure sensor, and the pressure sensor and control circuit are electrical
Connection.
7. a kind of aluminum-based copper-clad plate glue-line apparatus for coating according to claim 1, it is characterised in that: the control circuit
To be the automatic control circuit of core based on any one in industrial single-chip microcontroller, PLC technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820552296.1U CN208602051U (en) | 2018-04-18 | 2018-04-18 | A kind of aluminum-based copper-clad plate glue-line apparatus for coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820552296.1U CN208602051U (en) | 2018-04-18 | 2018-04-18 | A kind of aluminum-based copper-clad plate glue-line apparatus for coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208602051U true CN208602051U (en) | 2019-03-15 |
Family
ID=65660549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820552296.1U Expired - Fee Related CN208602051U (en) | 2018-04-18 | 2018-04-18 | A kind of aluminum-based copper-clad plate glue-line apparatus for coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208602051U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351965A (en) * | 2022-01-14 | 2022-04-15 | 玛格瑞斯(盐城)新型建材有限公司 | Composite heat-insulating plate containing magnesium oxysulfate and preparation equipment and method thereof |
-
2018
- 2018-04-18 CN CN201820552296.1U patent/CN208602051U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114351965A (en) * | 2022-01-14 | 2022-04-15 | 玛格瑞斯(盐城)新型建材有限公司 | Composite heat-insulating plate containing magnesium oxysulfate and preparation equipment and method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 Termination date: 20210418 |
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| CF01 | Termination of patent right due to non-payment of annual fee |