CN215704096U - Mute black piece production with PET feed mechanism of multistation - Google Patents

Mute black piece production with PET feed mechanism of multistation Download PDF

Info

Publication number
CN215704096U
CN215704096U CN202122359473.9U CN202122359473U CN215704096U CN 215704096 U CN215704096 U CN 215704096U CN 202122359473 U CN202122359473 U CN 202122359473U CN 215704096 U CN215704096 U CN 215704096U
Authority
CN
China
Prior art keywords
fixedly connected
bearing
station
feeding mechanism
rotating shaft
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
Application number
CN202122359473.9U
Other languages
Chinese (zh)
Inventor
周芙蓉
王占富
王继学
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Ganpeng Plastic Co ltd
Original Assignee
Shenzhen Ganpeng Plastic Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Ganpeng Plastic Co ltd filed Critical Shenzhen Ganpeng Plastic Co ltd
Priority to CN202122359473.9U priority Critical patent/CN215704096U/en
Application granted granted Critical
Publication of CN215704096U publication Critical patent/CN215704096U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)

Abstract

The utility model belongs to the technical field of feeding mechanisms, and relates to a multi-station PET feeding mechanism for producing matte black sheets. Its beneficial effect is, this mute light black piece production is with PET feed mechanism of multistation, work through the biax motor, can drive two first lead screws and rotate, and then can make first thread bush drive the movable plate and remove about, with the help of the mobile action of round pin axle, it is flexible to make the crane, reach and use the purpose that highly adjusts to the device, work through first motor, can drive the drive wheel and rotate, and then can mesh and drive the material loading area and rotate, reach the purpose of carrying out the automatic conveying to mute light black piece, through setting up the grinding roller, when can cooperate mute light black piece to remove, reach and carry out extrusion fixed purpose once more to the diaphragm.

Description

Mute black piece production with PET feed mechanism of multistation
Technical Field
The utility model belongs to the technical field of feeding mechanisms, and particularly relates to a multi-station PET feeding mechanism for producing matte black sheets.
Background
The PET film is also named as a high-temperature resistant polyester film. The material has excellent physical performance, chemical performance, size stability, transparency and recoverability, and can be widely applied to the fields of magnetic recording, photosensitive materials, electronics, electrical insulation, industrial films, package decoration, screen protection, optical mirror surface protection and the like.
At present, the PET loading attachment that uses now adopts single pad pasting roller to process single station mostly, and machining efficiency is low, can't realize continuity pad pasting processing, and inconvenient product behind the pad pasting rolls once more fixedly, and inconvenient transmission needs according to using simultaneously, uses highly to adjust the device, uses the flexibility ratio low.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a multi-station PET feeding mechanism for producing matte black sheets, which solves the technical problems of low processing efficiency and inconvenience in adjustment.
In order to achieve the purpose, the utility model provides a multi-station PET feeding mechanism for producing matte black sheets, which comprises a base, a groove is arranged at the top of the base, a double-shaft motor is fixedly connected with the inner wall of the groove, first screw rods are fixedly connected on two output shafts of the double-shaft motor, the surface of the first screw rod is in threaded connection with a first threaded sleeve, the surface of the first threaded sleeve is fixedly connected with a movable plate, the surface of the moving plate is movably connected with a lifting frame through a pin shaft, the top of the lifting frame is movably connected with a connecting plate through a pin shaft, the top of the base is fixedly connected with a telescopic rod, the top end of the telescopic rod is fixedly connected with a supporting table, a second sliding groove is formed in the bottom of the supporting table, the connecting plate is connected in the second sliding groove in a sliding mode, and a plurality of second bearings are fixedly connected to the surface of the inner wall of the supporting table.
A second rotating shaft penetrates through the second bearing, a transmission gear is fixedly connected to the surface of the second rotating shaft, a feeding belt is meshed and transmitted to the surface of the transmission gear, three groups of baffles are fixedly connected to the surface of the feeding belt, a first fixing plate, a film sticking box and a second fixing plate are fixedly connected to the top of the supporting table, an electric push rod is fixedly connected to the bottom of the inner wall of the film sticking box, a movable plate is fixedly connected to the bottom end of the electric push rod, a film sticking assembly is fixedly connected to the movable plate, a third bearing is fixedly connected to the inner side of the first fixing plate, a third rotating shaft penetrates through the third bearing, a rolling roller is fixedly connected to the surface of the third rotating shaft, a fourth bearing is fixedly connected to the inner side of the second fixing plate, a fourth rotating shaft is rotatably connected to the fourth bearing, and a second lead screw is fixedly connected to the fourth rotating shaft, the surface of the second screw rod is in threaded connection with a second threaded sleeve, and a cutting knife is fixedly connected onto the second threaded sleeve.
As a further scheme of the utility model: the pad pasting subassembly includes two fifth bearings, fifth bearing fixed connection is on the fly leaf, wear to be equipped with the fifth pivot in the fifth bearing, the surface difference fixedly connected with wind-up roll and the pad pasting roller of fifth pivot, the surface winding of wind-up roll and pad pasting roller has the receipts winding area, the surface laminating of receipts winding area has the diaphragm.
As a further scheme of the utility model: the two ends of the first screw rod are fixedly connected with first rotating shafts, first bearings are sleeved on the surfaces of the first rotating shafts, the first bearings are fixedly connected to the side faces of the inner wall of the groove, the directions of the surface threads of the first screw rod are opposite, and a second inductor and a first inductor are arranged on the side face of the film sticking box and the side face of the first fixing plate respectively.
As a further scheme of the utility model: a first sliding groove is formed in the lower portion of the groove, the moving plate is connected in the first sliding groove in a sliding mode, idler wheels are fixedly connected to the positions, close to four corners, of the bottom of the base, and brake pads are arranged in the idler wheels.
As a further scheme of the utility model: one end of the fourth rotating shaft penetrates through the fourth bearing and is fixedly connected with a second motor, and one end of the second rotating shaft penetrates through the second bearing and is fixedly connected with a first motor.
As a further scheme of the utility model: the inboard fixedly connected with slide bar of second fixed plate, cut sword sliding connection on the slide bar surface, the front side of brace table is provided with controls the panel.
Compared with the prior art, the utility model has the beneficial effects that:
1. this mute light black piece production is with PET feed mechanism of multistation, work through the biax motor, can drive two first lead screws and rotate, and then can make first thread bush drive the movable plate and remove about, with the help of the mobile action of round pin axle, make the crane flexible, reach the purpose of highly adjusting the device use, work through first motor, can drive the drive wheel and rotate, and then can mesh and drive the material loading area and rotate, reach the purpose of carrying out automatic conveying to mute light black piece, realize automatic processing's purpose, through setting up the roller that rolls, with the help of the rotation of third pivot in the third bearing, when can cooperate mute light black piece to remove, reach and extrude fixed purpose once more to the diaphragm.
2. This PET feed mechanism of mute light black piece production with multistation, work through electric putter, shorten with the help of the electric putter extension, can drive the fly leaf and reciprocate, and then can drive the pad pasting subassembly and reciprocate, the realization is laminated and the purpose of separation with the mute light black piece on the material loading area, reach the pad pasting purpose, wind-up roll and pad pasting roller through among the pad pasting subassembly, can cooperate the rolling area to drive the pad pasting piece respectively, after the pad pasting piece laminating is on mute light black piece surface, along with the motion of mute light black piece, the cooperation rotates, reach the purpose of automatic pad pasting, work through the second motor, can drive the second lead screw through the fourth pivot and rotate, and then can make the second thread bush drive and cut the sword back-and-forth movement, realize the purpose that cuts the PET membrane.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic structural diagram of a front view cross section of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a schematic structural diagram of a side view of the upper tape in FIG. 1;
in the figure: 1. a base; 2. a roller; 3. moving the plate; 4. a first chute; 5. a first lead screw; 6. a lifting frame; 7. a groove; 8. a double-shaft motor; 9. a first threaded sleeve; 10. a pin shaft; 11. a first rotating shaft; 12. a first bearing; 13. a telescopic rod; 14. a connecting plate; 15. a second chute; 16. a support table; 17. a baffle plate; 18. feeding a material belt; 19. a transmission gear; 20. a second bearing; 21. a second rotating shaft; 22. a first fixing plate; 23. a first inductor; 24. rolling a roller; 25. a third bearing; 26. a third rotating shaft; 27. cutting knife; 28. a second threaded sleeve; 29. a second lead screw; 30. a slide bar; 31. a film pasting box; 32. a film pasting component; 321. winding the tape; 322. a wind-up roll; 323. a fifth bearing; 324. a fifth rotating shaft; 325. a film pasting roller; 33. a membrane; 34. a second inductor; 35. an electric push rod; 36. a movable plate; 37. a fourth bearing; 38. a fourth rotating shaft; 39. an access door; 40. a first motor; 41. a control panel; 42. a second fixing plate; 43. a second motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides the following technical solutions: a multi-station PET feeding mechanism for producing matte black sheets comprises a base 1, a groove 7 is formed in the top of the base 1, a double-shaft motor 8 is fixedly connected to the inner wall of the groove 7, two first lead screws 5 can be driven to rotate through the operation of the double-shaft motor 8, further a first thread sleeve 9 can drive a movable plate 3 to move left and right, a lifting frame 6 can stretch and retract under the action of the movement of a pin shaft 10, the purpose of adjusting the using height of the device is achieved, the first lead screws 5 are fixedly connected to two output shafts of the double-shaft motor 8, the surface of each first lead screw 5 is in threaded connection with a first thread sleeve 9, a movable plate 3 is fixedly connected to the surface of each first thread sleeve 9, a lifting frame 6 is movably connected to the surface of the movable plate 3 through the pin shaft 10, a connecting plate 14 is movably connected to the top of the lifting frame 6 through the pin shaft 10, and a telescopic rod 13 is fixedly connected to the top of the base 1, the top fixedly connected with brace table 16 of telescopic link 13, second spout 15 has been seted up to brace table 16's bottom, and connecting plate 14 sliding connection is in second spout 15, and 16 inner wall fixed surfaces of brace table are connected with a plurality of second bearing 20.
A second rotating shaft 21 penetrates through the second bearing 20, one end of the second rotating shaft 21 penetrates through the second bearing 20 and is fixedly connected with a first motor 40, the first motor 40 works to drive a driving wheel to rotate so as to mesh and drive a feeding belt 18 to rotate, the purpose of automatically conveying the matte black sheets is achieved, the purpose of automatic processing is achieved, a transmission gear 19 is fixedly connected to the surface of the second rotating shaft 21, the feeding belt 18 is driven by the surface of the transmission gear 19 in a meshing manner, three groups of baffles 17 are fixedly connected to the surface of the feeding belt 18, a first fixing plate 22, a film pasting box 31 and a second fixing plate 42 are fixedly connected to the top of a supporting table 16, an electric push rod 35 is fixedly connected to the bottom of the inner wall of the film pasting box 31, the electric push rod 35 works to extend and shorten by virtue of the electric push rod 35, a movable plate 36 can be driven to move up and down, and then the film pasting component 32 can be driven to move up and down, the purpose of attaching and separating with the matte black sheet on the upper material belt 18 is realized, the purpose of film attaching is achieved,
the bottom end of the electric push rod 35 is fixedly connected with the movable plate 36, the film pasting assembly 32 is fixedly connected to the movable plate 36, the film pasting assembly 32 comprises two fifth bearings 323, the fifth bearings 323 are fixedly connected to the movable plate 36, fifth rotating shafts 324 penetrate through the fifth bearings 323, the surfaces of the fifth rotating shafts 324 are respectively and fixedly connected with winding rollers 322 and film pasting rollers 325, winding belts 321 are wound on the surfaces of the winding rollers 322 and the film pasting rollers 325, membranes 33 are attached to the surfaces of the winding belts 321, the winding rollers 322 and the film pasting rollers 325 in the film pasting assembly 32 can be respectively matched with the winding belts 321 to drive the film pasting sheets 33, and after the film pasting sheets 33 are attached to the surfaces of the matte black sheets, the rotation is matched with the motion of the matte black sheets, and the purpose of automatic film pasting is achieved.
A third bearing 25 is fixedly connected to the inner side of the first fixing plate 22, a third rotating shaft 26 penetrates through the third bearing 25, a rolling roller 24 is fixedly connected to the surface of the third rotating shaft 26, the rolling roller 24 is arranged, the purpose of extruding and fixing the diaphragm 33 again is achieved while the matte black sheet moves by means of the rotation of the third rotating shaft 26 in the third bearing 25, a fourth bearing 37 is fixedly connected to the inner side of the second fixing plate 42, a fourth rotating shaft 38 is rotatably connected to the fourth bearing 37, a second lead screw 29 is fixedly connected to the upper portion of the fourth rotating shaft 38, one end of the fourth rotating shaft 38 penetrates through the fourth bearing 37 and is fixedly connected with a second motor 43, the second lead screw 29 is driven to rotate by the fourth rotating shaft 38 through the operation of the second motor 43, and the second thread bushing 28 can drive the cutting knife 27 to move back and forth, so as to achieve the purpose of cutting the PET film, the surface of the second screw 29 is connected with a second thread bush 28 in a threaded manner, and a cutting knife 27 is fixedly connected to the second thread bush 28.
Specifically, the equal first pivot 11 of fixedly connected with in both ends of first lead screw 5, first bearing 12 has been cup jointed on the surface of first pivot 11, first bearing 12 fixed connection is in the side of recess 7 inner wall, two, 5 surperficial screw thread opposite directions of first lead screw, the side of pad pasting case 31 and the side of first fixed plate 22 are provided with second inductor 34 and first inductor 23 respectively, through setting up second inductor 34 and first inductor 23, can respond to before the dull and smooth black piece gets into the pad pasting with behind the pad pasting respectively, be convenient for the pad pasting and cut.
Specifically, first spout 4 has been seted up to recess 7's below, and moving plate 3 sliding connection is in first spout 4, through setting up first spout 4, can cooperate moving plate 3 to remove about more stably, and the equal fixedly connected with gyro wheel 2 in position that the base 1 bottom is close to the four corners is provided with the brake block in the gyro wheel 2.
Specifically, the inner side of the second fixing plate 42 is fixedly connected with the sliding rod 30, the cutting knife 27 is slidably connected to the surface of the sliding rod 30, the front side of the supporting table 16 is provided with the control panel 41, and the control panel 41 is arranged, so that the user can conveniently control the working state of the electrical appliance respectively.
The working principle of the utility model is as follows:
s1, firstly, the pushing device drives the device to move to a proper position under the action of the roller 2, then the brake pad is stepped on to fix the device, then the control panel 41 controls the double-shaft motor 8 to work to drive the two first screw rods 5 to rotate, so that the first thread sleeves 9 drive the moving plate 3 to move oppositely, and the support table 16 is driven to move to a proper height under the action of the movement of the pin shaft 10 and the cooperation of the telescopic rod 13;
s2, placing the matte black sheets on a plurality of stations formed by different baffles 17 on the feeding belt 18, controlling the first motor 40 to work through the control panel 41, driving the driving wheel to rotate through the second rotating shaft 21, transmitting the matte black sheets by means of meshing rotation of the driving wheel and the feeding belt 18, sensing the matte black sheets by the second sensor 34 and transmitting the matte black sheets to the film sticking box 31, controlling the electric push rod 35 to extend through the control panel 41, driving the film sticking assembly 32 to be in contact with the matte black sheets through the movable plate 36, enabling the film 33 to be stuck to the surface of the matte black sheets, and enabling the winding roller 322 and the film sticking roller 325 to rotate in a matched mode to achieve continuous film sticking of the matte black sheets;
s3, conveying the matte black sheet after film pasting to the outer side of the film pasting box 31 until the rolling roller 24, extruding and fixing the film 33 on the surface of the matte black sheet again through rotating contact with the rolling roller 24, informing the first sensor 23 to sense the matte black sheet, controlling the second motor 43 to work through the control panel 41, driving the second screw rod 29 to rotate through the fourth rotating shaft 38, driving the second thread sleeve 28 to drive the cutting knife 27 to move back and forth by means of sliding fit of the cutting knife 27 on the surface of the sliding rod 30, and cutting the film 33.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims (6)

1. The utility model provides a production of mute light black piece is with PET feed mechanism of multistation, includes base (1), its characterized in that: the top of the base (1) is provided with a groove (7), the inner wall of the groove (7) is fixedly connected with a double-shaft motor (8), two output shafts of the double-shaft motor (8) are fixedly connected with first screw rods (5), the surface of each first screw rod (5) is in threaded connection with a first thread sleeve (9), the surface of each first thread sleeve (9) is fixedly connected with a movable plate (3), the surface of each movable plate (3) is movably connected with a lifting frame (6) through a pin shaft (10), the top of each lifting frame (6) is movably connected with a connecting plate (14) through a pin shaft (10), the top of the base (1) is fixedly connected with a telescopic rod (13), the top end of each telescopic rod (13) is fixedly connected with a supporting platform (16), the bottom of each supporting platform (16) is provided with a second chute (15), and the connecting plate (14) is in each second chute (15) in a sliding connection manner, the inner wall surface of the support platform (16) is fixedly connected with a plurality of second bearings (20);
a second rotating shaft (21) penetrates through the second bearing (20), a transmission gear (19) is fixedly connected to the surface of the second rotating shaft (21), a feeding belt (18) is meshed with the surface of the transmission gear (19) in a transmission mode, three groups of baffles (17) are fixedly connected to the surface of the feeding belt (18), a first fixing plate (22), a film pasting box (31) and a second fixing plate (42) are fixedly connected to the top of the supporting table (16), an electric push rod (35) is fixedly connected to the bottom of the inner wall of the film pasting box (31), a movable plate (36) is fixedly connected to the bottom of the electric push rod (35), a film pasting component (32) is fixedly connected to the movable plate (36), a third bearing (25) is fixedly connected to the inner side of the first fixing plate (22), a third rotating shaft (26) penetrates through the third bearing (25), and a rolling roller (24) is fixedly connected to the surface of the third rotating shaft (26), the inboard fixedly connected with fourth bearing (37) of second fixed plate (42), fourth bearing (37) internal rotation is connected with fourth pivot (38), last fixedly connected with second lead screw (29) of fourth pivot (38), the surperficial threaded connection of second lead screw (29) has second thread bush (28), fixedly connected with cuts sword (27) on second thread bush (28).
2. The multi-station PET feeding mechanism for producing the matte black sheets according to claim 1, wherein the multi-station PET feeding mechanism comprises: pad pasting subassembly (32) include two fifth bearings (323), fifth bearing (323) fixed connection is on fly leaf (36), wear to be equipped with fifth pivot (324) in fifth bearing (323), the surface difference fixedly connected with wind-up roll (322) and pad pasting roller (325) of fifth pivot (324), the surface winding of wind-up roll (322) and pad pasting roller (325) has receipts winding tape (321), the surface laminating of receipts winding tape (321) has diaphragm (33).
3. The multi-station PET feeding mechanism for producing the matte black sheets according to claim 1, wherein the multi-station PET feeding mechanism comprises: the equal fixedly connected with first pivot (11) in both ends of first lead screw (5), first bearing (12) have been cup jointed on the surface of first pivot (11), first bearing (12) fixed connection is in the side of recess (7) inner wall, two first lead screw (5) surface screw thread opposite direction, the side of pad pasting case (31) and the side of first fixed plate (22) are provided with second inductor (34) and first inductor (23) respectively.
4. The multi-station PET feeding mechanism for producing the matte black sheets according to claim 1, wherein the multi-station PET feeding mechanism comprises: first spout (4) have been seted up to the below of recess (7), movable plate (3) sliding connection is in first spout (4), the equal fixedly connected with gyro wheel (2) in position that base (1) bottom is close to the four corners, be provided with the brake block in gyro wheel (2).
5. The multi-station PET feeding mechanism for producing the matte black sheets according to claim 1, wherein the multi-station PET feeding mechanism comprises: one end of the fourth rotating shaft (38) penetrates through the fourth bearing (37) and is fixedly connected with a second motor (43), and one end of the second rotating shaft (21) penetrates through the second bearing (20) and is fixedly connected with a first motor (40).
6. The multi-station PET feeding mechanism for producing the matte black sheets according to claim 1, wherein the multi-station PET feeding mechanism comprises: the inboard fixedly connected with slide bar (30) of second fixed plate (42), cut sword (27) sliding connection and be in slide bar (30) surface, the front side of brace table (16) is provided with controls panel (41).
CN202122359473.9U 2021-09-28 2021-09-28 Mute black piece production with PET feed mechanism of multistation Expired - Fee Related CN215704096U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122359473.9U CN215704096U (en) 2021-09-28 2021-09-28 Mute black piece production with PET feed mechanism of multistation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122359473.9U CN215704096U (en) 2021-09-28 2021-09-28 Mute black piece production with PET feed mechanism of multistation

Publications (1)

Publication Number Publication Date
CN215704096U true CN215704096U (en) 2022-02-01

Family

ID=80025668

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122359473.9U Expired - Fee Related CN215704096U (en) 2021-09-28 2021-09-28 Mute black piece production with PET feed mechanism of multistation

Country Status (1)

Country Link
CN (1) CN215704096U (en)

Similar Documents

Publication Publication Date Title
CN220182285U (en) Color film unit turning, converting, rolling and film connecting structure of film laminating equipment
CN109334213B (en) CCD automatic opposite pasting machine
CN215704096U (en) Mute black piece production with PET feed mechanism of multistation
CN212608610U (en) Automatic multifunctional folding machine
CN216400464U (en) Improved film thickness control device
CN217395951U (en) Adhesive film compounding machine capable of printing
CN113601596B (en) Plastic bag production system
CN214520381U (en) Adhesive tape processing is with automatic ration device of tailorring
CN212885746U (en) One-step forming type cutting machine
CN211440833U (en) Compression roller adjusting device for PVC hard sheet production
CN218519227U (en) Three-layer co-extrusion film blowing machine for plastic bags
CN218614349U (en) Stable automatic cutting table
CN217324726U (en) Conveniently adjust anti-inflammation cloth bead cutter of cutting width
CN213622527U (en) PVC plastic film processing is with not fragile film's pressure level and smooth device
CN214359398U (en) Automatic winding device for producing biaxially oriented polypropylene film
CN112677553B (en) Quick fluting device of green carton
CN213976375U (en) High-speed horizontal central coiling and splitting machine
CN219971382U (en) Edge cutting device of bubble film machine
CN218538717U (en) Plastic film edge cutting rewinding machine
CN217993516U (en) Numerical control large plate hot glue coating machine
CN216471151U (en) High-speed film cutting machine with good stability
CN219381797U (en) Tensioning mechanism of bag making machine
CN215435260U (en) Novel strip box cigarette easily tears line machine
CN219256220U (en) Combined cutter for cutting off calender
CN219926134U (en) Cutting equipment for copper foil 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
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220201