CN213315765U - Wood veneer painting device of environmental protection - Google Patents
Wood veneer painting device of environmental protection Download PDFInfo
- Publication number
- CN213315765U CN213315765U CN202021947636.4U CN202021947636U CN213315765U CN 213315765 U CN213315765 U CN 213315765U CN 202021947636 U CN202021947636 U CN 202021947636U CN 213315765 U CN213315765 U CN 213315765U
- Authority
- CN
- China
- Prior art keywords
- wall
- fixedly arranged
- wood veneer
- block
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002023 wood Substances 0.000 title claims abstract description 50
- 238000010422 painting Methods 0.000 title claims abstract description 23
- 230000007613 environmental effect Effects 0.000 title claims abstract description 15
- 239000003973 paint Substances 0.000 claims abstract description 34
- 238000005507 spraying Methods 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 14
- 239000007921 spray Substances 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000004922 lacquer Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000208140 Acer Species 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 240000002871 Tectona grandis Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000020234 walnut Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Spray Control Apparatus (AREA)
Abstract
The utility model provides a wood veneer paint spraying device of environmental protection. The wood veneer painting device of environmental protection includes: a base; the two first fixing blocks are fixedly arranged at the top of the base; the mounting blocks are fixedly mounted at the tops of the two first fixing blocks; the mounting groove is formed in the bottom of the mounting block; the threaded rod is rotatably installed in the installation groove, and one end of the threaded rod extends out of the installation groove; the first sliding block is mounted on the threaded rod in a threaded mode; and the rotating block is rotatably arranged on the first sliding block. The utility model provides a wood veneer paint spraying device of environmental protection has and sprays paint to wood veneer multiaspect multi-angle, carries out the advantage that weathers to the work piece of having spouted lacquer.
Description
Technical Field
The utility model belongs to the technical field of spray paint, especially, relate to a wood veneer paint spraying apparatus of environmental protection.
Background
Common veneers are divided into natural wood veneer veneers and artificial veneer veneers, and the appearance difference of the artificial veneer veneers and the natural wood veneer veneers is that the textures of the artificial veneer veneers are basically straight textures or the patterns are regular; the latter is natural wood pattern, the texture pattern is natural, the variability is bigger, random, its characteristic: the decorative boards in the market are roughly teak decorative boards, walnut decorative boards, southwest birch decorative boards, maple decorative boards, northeast China ash decorative boards, beech decorative boards and the like.
However, in the prior art, the traditional wood veneer is usually fixed at one position for painting, the production is stopped midway after painting, and the veneer is turned over for many times manually, some included angles on the side surfaces are difficult to be painted, and the veneer needs to be placed for a certain time after painting is finished, so that the working efficiency is low.
Therefore, there is a need to provide a new environment-friendly wood veneer painting device to solve the above technical problems
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a to the car work piece multiaspect, the multi-angle sprays paint, carries out the wood veneer paint spraying apparatus of the environmental protection that weathers to the work piece that has spouted lacquer.
In order to solve the technical problem, the utility model provides a wood veneer painting device of environmental protection includes: a base; the two first fixing blocks are fixedly arranged at the top of the base; the mounting blocks are fixedly mounted at the tops of the two first fixing blocks; the mounting groove is formed in the bottom of the mounting block; the threaded rod is rotatably installed in the installation groove, and one end of the threaded rod extends out of the installation groove; the first sliding block is mounted on the threaded rod in a threaded mode; the rotating block is rotatably arranged on the first sliding block; the first driving motor is fixedly arranged on the outer wall of one side of the first sliding block, and an output shaft of the first driving motor is fixedly connected with one side of the rotating block; the paint spray gun is fixedly arranged on the outer wall of one side of the rotating block; the second driving motor is fixedly arranged on the outer wall of one side of any one first fixing block; the air cylinder is fixedly arranged on an output shaft of the second driving motor; the second fixing block is fixedly arranged at the top of the base, an opening is formed in the outer wall of one side of the second fixing block, two grooves are formed in the outer walls of the two sides of the opening respectively, and two round rods are arranged in the two grooves respectively; the two second point sliding blocks are arranged on the corresponding round rods in a sliding mode; the square tube is fixedly arranged on the outer wall of one side, close to each other, of the two second sliding blocks; the long rod is fixedly arranged on the square pipe in a rotating mode; the third fixed block is fixedly arranged at the top of the base; the cavity is formed in the third fixing block; the sliding rod is slidably mounted in the cavity, and two ends of the sliding rod respectively extend out of the cavity; the steel ring is rotatably sleeved on the sliding rod and is positioned in the cavity; the first spring is sleeved on the sliding rod in a sliding mode, one end of the first spring is fixedly installed on the outer wall of one side of the steel ring, and the other end of the first spring is fixedly installed on the inner wall of one side of the cavity; the first round clamping plate is fixedly arranged at one end of the long rod; the second round clamping plate is fixedly arranged at one end of the sliding rod; the frame body is fixedly arranged at the top of the base; the two connecting rods are fixedly arranged on the inner walls of the two sides of the frame body; the driving motor III is fixedly arranged on the two connecting rods; and the driving motor IV is fixedly installed on the outer wall of one side of the installation block, and an output shaft of the driving motor IV is fixedly connected with one end of the threaded rod. As a further aspect of the present invention, two through holes, two have been seted up on one side outer wall of second slider respectively the round bar all runs through correspondingly the through-hole and with the inner wall sliding connection of through-hole.
As a further aspect of the utility model, threaded rod movable sleeve is equipped with the second spring, the one end fixed mounting of second spring is in on one side outer wall of mounting groove, the other end fixed mounting of second spring is in on one side outer wall of first slider.
As a further proposal of the utility model, the top fixed mounting of the base is provided with a heating plate.
As a further aspect of the present invention, a fixing rod is fixedly mounted in the mounting groove, a through hole is provided on an outer wall of one side of the first slider, and the fixing rod penetrates through the through hole and is slidably connected to an inner wall of the through hole.
As a further proposal of the utility model, four supports are fixedly arranged at the bottom of the base.
As a further proposal of the utility model, four fan blades are fixedly arranged on the output shaft of the driving motor III.
As a further aspect of the present invention, the first circular clamp plate and the second circular clamp plate are fixed on the outer wall of the one side close to each other and have a concave rubber block.
Compared with the prior art, the utility model provides a wood veneer painting device of environmental protection has following beneficial effect:
the utility model provides a wood veneer painting device of environmental protection:
1. the paint spraying gun can rotate under the mutual cooperation of the driving motor IV, the threaded rod, the first sliding block, the driving motor I, the rotating block and the paint spraying gun, so that multi-angle paint spraying can be effectively carried out on the wood veneer;
2. the wood veneer can be effectively clamped and rotated under the mutual cooperation of the driving motor II, the air cylinder, the second sliding block, the square tube, the long rod, the first circular clamping plate, the sliding rod, the steel ring, the first spring and the second circular clamping plate, so that a paint spraying gun can conveniently spray paint on multiple surfaces of the wood veneer;
3. through the mutual cooperation of the heating plate, the driving motor III and the fan blades, hot air is generated, and the wood veneer after paint spraying can be effectively dried.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic front sectional view of a preferred embodiment of an environmentally friendly wood veneer painting apparatus according to the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is an enlarged schematic view of portion B of FIG. 1;
fig. 4 is a schematic side sectional view of the environment-friendly wood veneer painting device according to a preferred embodiment of the present invention.
In the figure: 1. a base; 2. a first fixed block; 3. mounting blocks; 4. mounting grooves; 5. a threaded rod; 6. a first slider; 7. rotating the block; 8. driving a motor I; 9. a paint spray gun; 10. a second driving motor; 11. a cylinder; 12. a second fixed block; 13. a second slider; 14. a square tube; 15. A long rod; 16. a third fixed block; 17. a cavity; 18. a slide bar; 19. steel rings; 20. a first spring; 21. a first circular splint; 22. a second circular splint; 23. a frame body; 24. a connecting rod; 25. driving a motor III; 26. and driving a motor IV.
Detailed Description
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic front sectional view illustrating a preferred embodiment of an environment-friendly wood veneer painting device according to the present invention; FIG. 2 is an enlarged schematic view of portion A of FIG. 1; FIG. 3 is an enlarged schematic view of portion B of FIG. 1; fig. 4 is a schematic side sectional view of the environment-friendly wood veneer painting device according to a preferred embodiment of the present invention. The wood veneer painting device of environmental protection includes: a base 1; the two first fixing blocks 2 are fixedly arranged at the top of the base 1; the mounting blocks 3 are fixedly mounted at the tops of the two first fixing blocks 2; the mounting groove 4 is formed in the bottom of the mounting block 3; the threaded rod 5 is rotatably installed in the installation groove 4, and one end of the threaded rod 5 extends out of the installation groove 4; the first sliding block 6 is mounted on the threaded rod 5 in a threaded manner; the rotating block 7 is rotatably arranged on the first sliding block 6; the first driving motor 8 is fixedly arranged on the outer wall of one side of the first sliding block 6, and an output shaft of the first driving motor 8 is fixedly connected with one side of the rotating block 7; the paint spray gun 9 is fixedly arranged on the outer wall of one side of the rotating block 7; the second driving motor 10 is fixedly arranged on the outer wall of one side of any one first fixing block 2; the air cylinder 11 is fixedly arranged on an output shaft of the second driving motor 10; the second fixing block 12 is fixedly installed at the top of the base 1, an opening is formed in the outer wall of one side of the second fixing block 12, two grooves are formed in the outer walls of the two sides of the opening respectively, and two round rods are installed in the two grooves respectively; the two second sliding blocks 13 are arranged, and the two second sliding blocks 13 are arranged on the corresponding round rods in a sliding mode; the square tube 14 is fixedly arranged on the outer wall of one side, close to each other, of the two second sliding blocks 13; the long rod 15 is fixedly arranged on the square pipe 14 which is rotatably arranged; the third fixing block 16 is fixedly arranged at the top of the base 1; the cavity 17 is formed in the third fixing block 16; the sliding rod 18 is installed in the cavity 17 in a sliding mode, and two ends of the sliding rod 18 extend out of the cavity 17 respectively; the steel ring 19 is rotatably sleeved on the sliding rod 18, and the steel ring 19 is positioned in the cavity 17; the first spring 20 is sleeved on the sliding rod 18 in a sliding manner, one end of the first spring 20 is fixedly arranged on the outer wall of one side of the steel ring 19, and the other end of the first spring 20 is fixedly arranged on the inner wall of one side of the cavity 17; the first round clamp plate 21, the said first round clamp plate 21 is fixedly mounted on one end of the long pole 15; a second circular clamping plate 22, wherein the second circular clamping plate 22 is fixedly arranged at one end of the sliding rod 18; the frame body 23 is fixedly arranged on the top of the base 1; the two connecting rods 24 are fixedly arranged on the inner walls of the two sides of the frame body 23; a third driving motor 25, wherein the third driving motor 25 is fixedly arranged on the two connecting rods 24; a fourth driving motor 26, wherein the fourth driving motor 26 is fixedly installed on the outer wall of one side of the installation block 3, and an output shaft of the fourth driving motor 26 is fixedly connected with one end of the threaded rod 5.
Two through holes are respectively formed in the outer wall of one side of each of the two second sliding blocks 13, and the round rods penetrate through the corresponding through holes and are in sliding connection with the inner walls of the through holes.
Threaded rod 5 activity cover is equipped with the second spring, the one end fixed mounting of second spring is in on one side outer wall of mounting groove 4, the other end fixed mounting of second spring is in on one side outer wall of first slider 6, make first slider 6 avoid appearing the not hard up condition of screw thread when removing, make the removal that first slider 6 can be stable.
The top of base 1 is fixed mounting has the hot plate, produces heat, makes the lacquer on the wood veneer dry faster.
A fixing rod is fixedly installed in the installation groove 4, a through hole is formed in the outer wall of one side of the first sliding block 6, and the fixing rod penetrates through the through hole and is connected with the inner wall of the through hole in a sliding mode.
Four supports are fixedly arranged at the bottom of the base 1.
And four fan blades are fixedly installed on an output shaft of the third driving motor 25, and wind energy is generated to carry heat energy near the heating plate to dry the wood veneer.
First circular splint 21 with equal fixed mounting has the spill rubber piece on the circular splint 22 one side outer wall that is close to each other of second, and the spill rubber piece increases the frictional force to the work piece, avoids at the wooden decorative board landing of the in-process that sprays paint.
The utility model provides a wood veneer painting device of environmental protection's theory of operation as follows:
the paint spray gun is in the prior art;
the wood veneer is placed between a first circular clamping plate 21 and a second circular clamping plate 22, an air cylinder 11 is started to drive a long rod 15 to move, the long rod 15 drives a square pipe 14 to move, the square pipe 14 drives a second sliding block 13 to move, meanwhile, the long rod 15 drives the first circular clamping plate 21 to move, the first circular clamping plate 21 is in contact with the wood veneer to extrude the wood veneer onto the second circular clamping plate 22, the second circular clamping plate 22 drives a sliding rod 18 to slide, the sliding rod 18 drives a steel ring 19 to slide, the steel ring 19 extrudes a first spring 20 to generate pressure, concave rubber blocks on the first circular clamping plate 21 and the second circular clamping plate 22 are also arranged through the first spring 20, hard contact on the wood veneer is reduced, damage is avoided, and a second driving motor 10 is started to drive the air cylinder 11, the long rod 15, the first circular clamping plate 21 and the second circular clamping plate 22 for clamping the wood veneer;
starting a driving motor IV to drive a threaded rod 5 to rotate, driving a first sliding block 6 to move by the threaded rod 5, driving a paint spraying gun 9 to move by the first sliding block 6, starting the paint spraying gun 9 to spray paint on the wood veneer, if a place with a certain angle is required to be sprayed, starting a driving motor I8 to drive a rotating block 7 to rotate, and driving the paint spraying gun 9 to rotate by the rotating block 7, so that the paint spraying gun 9 can spray the place with the angle;
and after the paint spraying is finished, the heating plate is started, the driving motor III 25 is started to drive the fan blades to rotate, hot air near the heating plate is blown to the wood veneer, and the wood veneer is dried.
Compared with the prior art, the utility model provides a wood veneer painting device of environmental protection has following beneficial effect:
the utility model provides a wood veneer painting device of environmental protection:
the paint spraying gun 9 can rotate under the mutual matching of the driving motor IV 26, the threaded rod 5, the first sliding block 6, the driving motor I8, the rotating block 7 and the paint spraying gun 9, and multi-angle paint spraying can be effectively carried out on the wood veneer; the wood veneer can be effectively clamped and rotated under the mutual matching of the driving motor II 10, the air cylinder 11, the second sliding block 13, the square pipe 14, the long rod 15, the first round clamping plate 21, the sliding rod 18, the steel ring 19, the first spring 20 and the second round clamping plate 22, so that the paint spraying gun 9 can conveniently spray paint on multiple surfaces of the wood veneer; through the mutual cooperation of the heating plate, the driving motor III 25 and the fan blades, hot air is generated, and the wood veneer after paint spraying can be effectively dried.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and on the premise that the skilled person understands the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the skilled person in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt conventional models in the prior art, and the structure and the principle of the parts known by the skilled person can be known by technical manuals or conventional experimental methods.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments, or a direct or indirect use of these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents, which are to be included within the scope of the invention as defined in the claims.
Claims (8)
1. The utility model provides a wood veneer of environmental protection dress device that sprays paint which characterized in that includes:
a base;
the two first fixing blocks are fixedly arranged at the top of the base;
the mounting blocks are fixedly mounted at the tops of the two first fixing blocks;
the mounting groove is formed in the bottom of the mounting block;
the threaded rod is rotatably installed in the installation groove, and one end of the threaded rod extends out of the installation groove;
the first sliding block is mounted on the threaded rod in a threaded mode;
the rotating block is rotatably arranged on the first sliding block;
the first driving motor is fixedly arranged on the outer wall of one side of the first sliding block, and an output shaft of the first driving motor is fixedly connected with one side of the rotating block;
the paint spray gun is fixedly arranged on the outer wall of one side of the rotating block;
the second driving motor is fixedly arranged on the outer wall of one side of any one first fixing block;
the air cylinder is fixedly arranged on an output shaft of the second driving motor;
the second fixing block is fixedly arranged at the top of the base, an opening is formed in the outer wall of one side of the second fixing block, two grooves are formed in the outer walls of the two sides of the opening respectively, and two round rods are arranged in the two grooves respectively;
the two second sliding blocks are arranged on the corresponding round rods in a sliding mode;
the square tube is fixedly arranged on the outer wall of one side, close to each other, of the two second sliding blocks;
the long rod is fixedly arranged on the square pipe in a rotating mode;
the third fixed block is fixedly arranged at the top of the base;
the cavity is formed in the third fixing block;
the sliding rod is slidably mounted in the cavity, and two ends of the sliding rod respectively extend out of the cavity;
the steel ring is rotatably sleeved on the sliding rod and is positioned in the cavity,
the first spring is sleeved on the sliding rod in a sliding mode, one end of the first spring is fixedly installed on the outer wall of one side of the steel ring, and the other end of the first spring is fixedly installed on the inner wall of one side of the cavity;
the first round clamping plate is fixedly arranged at one end of the long rod;
the second round clamping plate is fixedly arranged at one end of the sliding rod;
the frame body is fixedly arranged at the top of the base;
the two connecting rods are fixedly arranged on the inner walls of the two sides of the frame body;
the driving motor III is fixedly arranged on the two connecting rods;
and the driving motor IV is fixedly installed on the outer wall of one side of the installation block, and an output shaft of the driving motor IV is fixedly connected with one end of the threaded rod.
2. The paint spraying device for the environment-friendly wood veneer according to claim 1, wherein two through holes are respectively formed in the outer wall of one side of each of the two second sliding blocks, and the two round rods penetrate through the corresponding through holes and are slidably connected with the inner walls of the through holes.
3. The environment-friendly wood veneer painting device according to claim 1, wherein the threaded rod is movably sleeved with a second spring, one end of the second spring is fixedly installed on the outer wall of one side of the installation groove, and the other end of the second spring is fixedly installed on the outer wall of one side of the first sliding block.
4. The environmentally friendly wood veneer painting apparatus according to claim 1, wherein a heating plate is fixedly installed at a top of the base.
5. The environment-friendly wood veneer painting device according to claim 1, wherein a fixing rod is fixedly installed in the installation groove, a through hole is formed in an outer wall of one side of the first slider, and the fixing rod penetrates through the through hole and is slidably connected with an inner wall of the through hole.
6. The environmentally friendly wood veneer painting apparatus according to claim 1, wherein four brackets are fixedly mounted to a bottom of the base.
7. The environment-friendly wood veneer painting device according to claim 1, wherein four fan blades are fixedly mounted on an output shaft of the third driving motor.
8. The paint spraying device for the environment-friendly wood veneer according to claim 1, wherein concave rubber blocks are fixedly arranged on the outer wall of one side, close to each other, of the first circular clamping plate and the second circular clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021947636.4U CN213315765U (en) | 2020-09-09 | 2020-09-09 | Wood veneer painting device of environmental protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021947636.4U CN213315765U (en) | 2020-09-09 | 2020-09-09 | Wood veneer painting device of environmental protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213315765U true CN213315765U (en) | 2021-06-01 |
Family
ID=76060717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021947636.4U Expired - Fee Related CN213315765U (en) | 2020-09-09 | 2020-09-09 | Wood veneer painting device of environmental protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213315765U (en) |
-
2020
- 2020-09-09 CN CN202021947636.4U patent/CN213315765U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206642938U (en) | Automatic paint-spraying machine | |
| CN210965640U (en) | Surface spraying device is used in decorative board production | |
| CN109865616A (en) | A kind of panel material spray painting automatic turning device | |
| CN111921740A (en) | Paint spraying device for furniture | |
| CN207941643U (en) | Frame of motorcycle coating equipment | |
| CN206810541U (en) | Vehicle spray painting device | |
| CN213315765U (en) | Wood veneer painting device of environmental protection | |
| CN208583521U (en) | A kind of timber rotates paint spraying apparatus automatically | |
| CN212681466U (en) | Spraying device is used in production of fire door plant | |
| CN209753329U (en) | Paint spraying and drying device for automobile maintenance | |
| CN204933791U (en) | A kind of steel pipe paint sprayer of raising the efficiency | |
| CN218890719U (en) | Paint spraying device for production and processing of solid wood floor | |
| CN216368614U (en) | Wood floor production and processing is with being provided with flip structure's paint spraying apparatus | |
| CN109013240A (en) | A kind of ceramic product mobile heating unit | |
| CN211488264U (en) | Self-washing paint spraying mechanical arm with drying function | |
| CN114425490B (en) | Automobile shock absorber ware spring seat of honour presses cap processingequipment | |
| CN109647648A (en) | Spray-painting plant is used in a kind of processing of integrated kitchen range | |
| CN208466309U (en) | A kind of engine housing equipment for spraying | |
| CN108672143A (en) | Spray-painting plant is fixed in a kind of rotation for carpenter's manufacture | |
| CN208427251U (en) | A kind of horizontal type timber finish coatings device | |
| CN210906757U (en) | Automatic rubber coating device of robot | |
| CN110624739B (en) | Special-shaped line paint spraying device | |
| CN209549825U (en) | Surface paint spraying device is used in a kind of logical box body production | |
| CN220160313U (en) | Oil injection equipment after center control front panel molding | |
| CN111921747A (en) | Board raw material painting device for music box production and processing |
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: 20210601 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |