CN214111868U - Film tearing device - Google Patents

Film tearing device Download PDF

Info

Publication number
CN214111868U
CN214111868U CN202022188003.6U CN202022188003U CN214111868U CN 214111868 U CN214111868 U CN 214111868U CN 202022188003 U CN202022188003 U CN 202022188003U CN 214111868 U CN214111868 U CN 214111868U
Authority
CN
China
Prior art keywords
film tearing
dyestripping
film
assembly
rotary
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.)
Active
Application number
CN202022188003.6U
Other languages
Chinese (zh)
Inventor
陈小萍
吴建锋
刘建波
刘平
邓君
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.)
Guangdong Topstar Technology Co Ltd
Original Assignee
Guangdong Topstar Technology 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 Guangdong Topstar Technology Co Ltd filed Critical Guangdong Topstar Technology Co Ltd
Priority to CN202022188003.6U priority Critical patent/CN214111868U/en
Application granted granted Critical
Publication of CN214111868U publication Critical patent/CN214111868U/en
Active 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 relates to an automation equipment technical field discloses a dyestripping device. Wherein, the dyestripping device includes dyestripping frame and dyestripping mechanism, dyestripping mechanism along the horizontal direction slide set up in the dyestripping frame, dyestripping mechanism includes: the adhesive clamping assembly can clamp an adhesive tape for adhering the protective film; the compaction assembly is arranged on the adhesive clamping assembly and is used for compacting the adhesive tape on the protective film adhered to the adhesive clamping assembly; and the film tearing lifting assembly is used for driving the doubling assembly to lift. The utility model provides a dyestripping device can tear the protection film from glass automatically and leave, improves the efficiency and the standardized level of dyestripping.

Description

Film tearing device
Technical Field
The utility model relates to an automation equipment technical field especially relates to a dyestripping device.
Background
At present, automation equipment is widely used in manufacturing industry, freeing countless workers from tired and repetitive labor. However, at present, many production facilities are still not fully automated, and some processes are still performed manually by workers.
Because glass products are rapidly developed and applied in a large amount, the requirements on the production efficiency and quality of glass are higher and higher, the labor cost is high, the raw material glass is covered with a layer of protective film, the protective film needs to be peeled off before the glass is processed, at present, workers directly tear off the protective film on the glass manually, and the production efficiency and the standardization level are severely restricted.
Therefore, a film tearing device is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
Based on above, an object of the utility model is to provide a dyestripping device can tear the protection film from glass automatically and leave, improves the efficiency and the standardization level of dyestripping.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a film tearing device, including film tearing frame and film tearing mechanism, film tearing mechanism along the horizontal direction slide set up in the film tearing frame, film tearing mechanism includes:
the adhesive clamping assembly can clamp an adhesive tape for adhering the protective film;
the compaction assembly is arranged on the adhesive clamping assembly and is used for compacting the adhesive tape on the protective film adhered to the adhesive clamping assembly; and
and the film tearing lifting assembly is used for driving the doubling assembly to lift.
As an alternative to the film tearing device, the glue clamping assembly comprises:
a laminated pneumatic finger; and
the laminated jig comprises a first part and a second part which are respectively arranged at two output ends of the laminated pneumatic finger, and the laminated pneumatic finger can drive the first part and the second part of the laminated jig to move oppositely so as to clamp the adhesive tape.
As an alternative to the film tearing device, the first portion of the jig is disposed above the second portion, and the compacting assembly includes:
the compaction cylinder is arranged at the first part of the doubling jig; and
the compaction lug is installed at the output end of the compaction cylinder and is arranged above the adhesive tape clamped by the adhesive clamping assembly, and the compaction cylinder can drive the compaction lug to vertically move downwards so as to drive the adhesive tape below to press against the protective film.
As an alternative to the film tearing device, the film tearing mechanism further comprises:
the film tearing rotating assembly is installed at the output end of the film tearing lifting assembly, the laminated rubber assembly is arranged at the output end of the film tearing rotating assembly, and the film tearing rotating assembly can drive the laminated rubber assembly to rotate around the horizontal axis.
As an alternative to the film tearing device, the film tearing rotating assembly comprises:
the film tearing rotating motor is arranged at the output end of the film tearing lifting assembly;
the input end of the film tearing rotary speed reducer is connected with the output end of the film tearing rotary motor, and the laminating component is installed at the output end of the film tearing rotary speed reducer.
As an optional solution of the film tearing device, the film tearing rotating assembly further comprises:
the rotary induction sheet is arranged on an output shaft of the film tearing rotary speed reducer;
one of the first rotary proximity switch and the second rotary proximity switch is arranged above the rotary sensing piece, the other rotary proximity switch is arranged below the rotary sensing piece, and the rotary sensing piece rotates along with the output shaft of the film tearing rotary speed reducer and rotates between the first rotary proximity switch and the second rotary proximity switch.
As an optional solution of the film tearing device, the film tearing lifting assembly comprises:
a film tearing lifting substrate;
the film tearing lifting motor is arranged on the film tearing lifting substrate;
the film tearing lifting slide rail is arranged on the film tearing lifting base plate along the vertical direction; and
dyestripping lift slide, slide set up in dyestripping lift slide, dyestripping elevator motor's output with dyestripping lift slide transmission is connected.
As an optional solution of the film tearing device, the film tearing device further comprises a film tearing adsorption mechanism, and the film tearing adsorption mechanism comprises:
and the air exhaust pipeline is connected with the film tearing mechanism, one end of the air exhaust pipeline is connected with an external vacuum pump, and the other end of the air exhaust pipeline is arranged vertically downwards.
As an optional scheme of the film tearing device, a film tearing lateral sliding rail arranged along the horizontal direction is arranged on the film tearing rack, a film tearing lateral sliding block is arranged on the film tearing lateral sliding rail in a sliding manner, the film tearing mechanism is installed on the film tearing lateral sliding block, and the film tearing device further comprises:
and the film tearing and transversely moving driving motor is arranged on the film tearing rack and used for driving the film tearing and transversely moving sliding block to slide along the film tearing and transversely moving sliding rail.
As an optional scheme of the film tearing device, the film tearing device comprises two film tearing mechanisms symmetrically arranged, and the two film tearing mechanisms are arranged on the film tearing rack in a sliding manner along the horizontal direction.
The utility model has the advantages that:
the utility model provides a dyestripping device sets up in dyestripping mechanism of dyestripping frame including dyestripping frame and slip. When the film is torn, firstly, the adhesive tape is clamped by the adhesive tape clamping component from the external adhesive tape feeding device; then moving the glass to the position above the glass with the protective film attached to the surface, and compacting the adhesive tape clamped by the adhesive clamping assembly on the protective film by the compacting assembly to ensure that the adhesive tape is reliably adhered to the protective film; then the film tearing lifting component drives the adhesive clamping component to ascend, and the adhesive tape clamped by the adhesive clamping component also ascends along with the adhesive clamping component to drive the protective film to be separated from the glass; then the film tearing mechanism moves to a waste material accommodating area, and the clamping assembly releases the adhesive tape together with the protective film, so that single film tearing operation is completed; the steps are circularly executed, namely, the automatic and continuous film tearing operation is realized, and the production efficiency and the standardization level are improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a film tearing device provided by the present invention;
fig. 2 is a schematic structural diagram of the film tearing mechanism provided by the present invention.
In the figure:
100. an adhesive tape;
1. a film tearing frame; 2. a film tearing mechanism; 21. a glue clamping component; 211. a laminated pneumatic finger; 212. a glue clamping jig; 213. a laminated mounting plate; 22. compacting the assembly; 221. a compaction cylinder; 222. compacting the bumps; 223. compacting the mounting block; 23. a film tearing lifting assembly; 231. a film tearing lifting substrate; 232. a film tearing lifting motor; 233. a film tearing lifting sliding plate; 24. a film tearing rotating assembly; 241. a film tearing rotating motor; 242. rotating the mounting plate; 243. rotating the induction sheet; 244. a first rotary inductor; 245. a second rotary inductor; 3. an air extraction pipeline; 4. the film tearing and transverse moving drive motor.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-2, the present embodiment provides a film tearing device for tearing a protective film on a glass surface from the glass, the film tearing device includes a film tearing frame 1 and a film tearing mechanism 2, the film tearing mechanism 2 is slidably disposed on the film tearing frame 1 along a horizontal direction, and the film tearing mechanism 2 includes a glue clamping assembly 21, a compacting assembly 22 and a film tearing lifting assembly 23. The laminating assembly 21 can clamp the adhesive tape 100 for adhering the protective film, and the compacting assembly 22 is mounted on the laminating assembly 21 and is used for compacting the adhesive tape 100 on the protective film adhered to the laminating assembly; the film tearing lifting assembly 23 is used for driving the laminating assembly 21 to lift.
Specifically, during the film tearing operation, the adhesive tape clamping assembly 21 first clamps the adhesive tape 100 from an external adhesive tape 100 feeding device; then moving to the position above the glass with the surface attached with the protective film, and compacting the adhesive tape 100 clamped by the adhesive clamping assembly 21 on the protective film by the compacting assembly 22, so that the adhesive tape 100 is reliably adhered with the protective film; then the film tearing lifting component 23 drives the adhesive clamping component 21 to ascend, and the adhesive tape 100 clamped by the adhesive clamping component also ascends along with the adhesive clamping component to drive the protective film to be separated from the glass; then the film tearing mechanism 2 moves to a waste material accommodating area, and the clamping assembly releases the adhesive tape 100 together with the protective film, so that single film tearing operation is completed; the steps are circularly executed, namely, the automatic and continuous film tearing operation is realized, and the production efficiency and the standardization level are improved.
Further, dyestripping mechanism 2 still includes dyestripping rotating assembly 24, and dyestripping rotating assembly 24 installs in the output of dyestripping lifting unit 23, and doubling subassembly 21 locates the output of dyestripping rotating assembly 24, and dyestripping rotating assembly 24 can drive doubling subassembly 21 and rotate around horizontal axis. Specifically, the film tearing rotating assembly 24 can drive the adhesive clamping assembly 21 to rotate upwards and downwards by the same preset angle. In order to facilitate film tearing, the protective film part on the glass to be subjected to film tearing can be tilted upwards before the film tearing operation; when the laminating assembly 21 moves to a position above the glass to be laminated, the laminating rotating assembly 24 drives the laminating assembly 21 to rotate downwards by a preset angle, so that the adhesive tape 100 is bonded with the tilted part of the protective film on the glass; the compacting assembly 22 then compacts the tape 100 with the protective film; then tear film rotating assembly 24 drive doubling subassembly 21 and upwards rotate the twice and predetermine the angle, drive the protection film part and tear from glass, then tear film lifting unit 23 and drive doubling subassembly 21 and rise to predetermineeing the height, make the protection film break away from glass completely.
Optionally, dyestripping lifting unit 23 is including dyestripping lift base plate 231, dyestripping elevator motor 232, dyestripping lift slide rail and dyestripping lift slide 233, and dyestripping elevator motor 232 installs in dyestripping lift base plate 231, and dyestripping lift slide rail sets up in dyestripping lift base plate 231 along vertical direction, and dyestripping lift slide 233 slides and sets up in dyestripping lift slide rail, and dyestripping elevator motor 232's output and dyestripping lift slide 233 transmission are connected.
Optionally, the film tearing rotating assembly 24 includes a film tearing rotating motor 241, a film tearing rotating speed reducer, and a rotating mounting plate 242; the film tearing rotating motor 241 is installed on the film tearing lifting sliding plate 233 through the rotating installation plate 242, the input end of the film tearing rotating speed reducer is connected with the output end of the film tearing rotating motor 241, and the adhesive clamping component 21 is installed at the output end of the film tearing rotating speed reducer. Preferably, the rotary mounting plate 242 is rotatably connected with the tear film lifting slide plate 233 in the vertical direction, so as to adjust the horizontal angle of the tear film.
Optionally, the film tearing rotating assembly 24 further includes a rotation sensing piece 243, a first rotation proximity switch and a second rotation proximity switch, the rotation sensing piece 243 is disposed on an output shaft of the film tearing rotating speed reducer, one of the first rotation proximity switch and the second rotation proximity switch is disposed above the rotation sensing piece 243, the other is disposed below the rotation sensing piece 243, and the rotation sensing piece 243 rotates along with the output shaft of the film tearing rotating speed reducer and rotates between the first rotation proximity switch and the second rotation proximity switch. In this embodiment, the first rotating proximity switch is disposed above the rotating sensor plate 243, and the second rotating proximity switch is disposed below the rotating sensor plate 243. Specifically, when the film tearing rotating motor 241 drives the laminating assembly 21 to rotate downwards to the limit position, the rotary sensing piece 243 triggers the first rotary proximity switch, and the film tearing rotating motor 241 stops operating; when the film tearing rotating motor 241 drives the laminating assembly 21 to rotate upwards to the limit position, the rotary sensing piece 243 triggers the second rotary proximity switch, and the film tearing rotating motor 241 stops operating.
Preferably, the first rotary proximity switch and the second rotary proximity switch are both groove-shaped photoelectric proximity switches, and when the rotary induction sheet 243 enters a groove in the groove-shaped photoelectric proximity switches, the groove-shaped photoelectric proximity switches are triggered.
Optionally, the glue clamping assembly 21 includes a glue clamping pneumatic finger 211, a glue clamping jig 212 and a glue clamping mounting plate 213, the glue clamping pneumatic finger 211 is mounted on an output shaft of the film tearing rotary speed reducer through the glue clamping mounting plate 213, the glue clamping jig 212 includes a first portion and a second portion respectively disposed at two output ends of the glue clamping pneumatic finger 211, and the glue clamping pneumatic finger 211 can drive the first portion and the second portion of the glue clamping jig 212 to move oppositely to clamp the adhesive tape 100.
Preferably, the first portion and the second portion of the jig 212 are provided with anti-slip lines on opposite sides, and the anti-slip lines are formed by a plurality of grooves arranged side by side and used for preventing the jig 212 from slipping with the adhesive tape 100.
Optionally, the first portion of the jig 212 is disposed above the second portion, the compacting assembly 22 includes a compacting cylinder 221, a compacting protrusion 222, and a compacting mounting block 223, the compacting cylinder 221 is mounted on the first portion of the jig 212 through the compacting mounting block 223, the compacting protrusion 222 is mounted at an output end of the compacting cylinder 221 and disposed above the adhesive tape 100 clamped by the jig 21, and the compacting cylinder 221 can drive the compacting protrusion 222 to move vertically downward to drive the adhesive tape 100 below to press against the protective film.
Preferably, the lower end of the compression bump 222 is chamfered to reduce the pressure applied by the edge of the compression bump 222 to the tape 100 and the protective film.
Optionally, the film tearing device further comprises a film tearing adsorption mechanism, the film tearing adsorption mechanism comprises an air exhaust pipeline 3, the air exhaust pipeline 3 is connected with a film tearing lifting sliding plate 233 in the film tearing mechanism 2, one end of the air exhaust pipeline 3 is connected with an external vacuum pump, and the other end of the air exhaust pipeline is vertically arranged downwards. In the process of tearing off the protective film, the vacuum pump is started, the lower end of the air exhaust pipeline 3 is adsorbed on the protective film, and the protective film is torn off in an auxiliary manner in the process of lifting the film tearing lifting sliding plate 233.
Optionally, a film tearing transverse sliding rail arranged along the horizontal direction is arranged on the film tearing frame 1, a film tearing transverse sliding block is arranged on the film tearing transverse sliding rail in a sliding mode, the film tearing mechanism 2 is installed on the film tearing transverse sliding block, the film tearing device further comprises a film tearing transverse driving motor 4, the film tearing transverse driving motor 4 is installed on the film tearing frame 1, the film tearing transverse driving motor 4 is connected with the film tearing transverse sliding block in a transmission mode through a ball screw structure, and the film tearing transverse sliding block can be driven to slide along the film tearing transverse sliding rail.
In this embodiment, the dyestripping device includes dyestripping mechanism 2 that two symmetries set up, and two dyestripping mechanisms 2 all slide along the horizontal direction and set up on dyestripping frame 1, and two dyestripping mechanisms 2 can realize the dyestripping operation alone in step to improve the efficiency of dyestripping operation.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. The utility model provides a dyestripping device, its characterized in that, includes dyestripping frame (1) and dyestripping mechanism (2), dyestripping mechanism (2) along the horizontal direction slide set up in on dyestripping frame (1), dyestripping mechanism (2) include:
a clamping assembly (21) which can clamp an adhesive tape (100) for adhering a protective film;
the compacting assembly (22) is arranged on the adhesive clamping assembly (21) and is used for compacting the adhesive tape (100) on the protective film adhered to the adhesive clamping assembly; and
the film tearing lifting component (23) is used for driving the doubling component (21) to lift.
2. The film tearing device according to claim 1, wherein the glue assembly (21) comprises:
a laminated pneumatic finger (211); and
the rubber clamping jig (212) comprises a first part and a second part which are respectively arranged at two output ends of the rubber clamping pneumatic finger (211), and the rubber clamping pneumatic finger (211) can drive the first part and the second part of the rubber clamping jig (212) to move oppositely so as to clamp the adhesive tape (100).
3. The film tearing apparatus according to claim 2, wherein the first portion of the jig (212) is disposed above the second portion, and the compacting assembly (22) comprises:
a compaction cylinder (221) mounted on the first part of the jig (212); and
the compaction lug (222) is arranged at the output end of the compaction cylinder (221) and is arranged above the adhesive tape (100) clamped by the adhesive clamping assembly (21), and the compaction cylinder (221) can drive the compaction lug (222) to vertically move downwards so as to drive the adhesive tape (100) below to press against the protective film.
4. The film tearing apparatus according to claim 1, wherein the film tearing mechanism (2) further comprises:
dyestripping rotating assembly (24), install in the output of dyestripping lifting unit (23), doubling subassembly (21) are located the output of dyestripping rotating assembly (24), dyestripping rotating assembly (24) can drive doubling subassembly (21) rotate around horizontal axis.
5. The film tearing apparatus according to claim 4, wherein the film tearing rotation assembly (24) comprises:
the film tearing rotating motor (241) is arranged at the output end of the film tearing lifting component (23);
the input end of the film tearing rotary speed reducer is connected with the output end of the film tearing rotary motor (241), and the doubling assembly (21) is installed at the output end of the film tearing rotary speed reducer.
6. The film tearing apparatus according to claim 5, wherein the film tearing rotation assembly (24) further comprises:
the rotary induction sheet (243) is arranged on an output shaft of the film tearing rotary speed reducer;
one of the first rotary proximity switch and the second rotary proximity switch is arranged above the rotary sensing piece (243), the other rotary proximity switch is arranged below the rotary sensing piece (243), and the rotary sensing piece (243) rotates along with the output shaft of the film tearing rotary speed reducer to rotate between the first rotary proximity switch and the second rotary proximity switch.
7. The film tearing apparatus according to claim 1, wherein the film tearing lifting assembly (23) comprises:
a tear film lifting substrate (231);
a film tearing lifting motor (232) which is arranged on the film tearing lifting base plate (231);
the film tearing lifting slide rail is arranged on the film tearing lifting base plate (231) along the vertical direction; and
dyestripping lift slide (233), slide set up in dyestripping lift slide, the output of dyestripping elevator motor (232) with dyestripping lift slide (233) transmission is connected.
8. The film tearing apparatus according to any one of claims 1 to 7, further comprising a film tearing adsorption mechanism, wherein the film tearing adsorption mechanism comprises:
and the air exhaust pipeline (3) is connected with the film tearing mechanism (2), one end of the air exhaust pipeline (3) is connected with an external vacuum pump, and the other end of the air exhaust pipeline is vertically arranged downwards.
9. The film tearing device according to any one of claims 1 to 7, wherein the film tearing frame (1) is provided with a film tearing cross sliding rail arranged along a horizontal direction, the film tearing cross sliding rail is provided with a film tearing cross sliding block in a sliding manner, the film tearing mechanism (2) is mounted on the film tearing cross sliding block, and the film tearing device further comprises:
and the film tearing and transversely moving driving motor (4) is arranged on the film tearing rack (1) and is used for driving the film tearing and transversely moving sliding block to slide along the film tearing and transversely moving sliding rail.
10. The film tearing device according to any one of claims 1 to 7, wherein the film tearing device comprises two symmetrically arranged film tearing mechanisms (2), and the two film tearing mechanisms (2) are arranged on the film tearing rack (1) in a sliding manner along the horizontal direction.
CN202022188003.6U 2020-09-29 2020-09-29 Film tearing device Active CN214111868U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022188003.6U CN214111868U (en) 2020-09-29 2020-09-29 Film tearing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022188003.6U CN214111868U (en) 2020-09-29 2020-09-29 Film tearing device

Publications (1)

Publication Number Publication Date
CN214111868U true CN214111868U (en) 2021-09-03

Family

ID=77499052

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022188003.6U Active CN214111868U (en) 2020-09-29 2020-09-29 Film tearing device

Country Status (1)

Country Link
CN (1) CN214111868U (en)

Similar Documents

Publication Publication Date Title
CN112046125A (en) Double-sided film tearing equipment
CN209336245U (en) It is a kind of to automate double coat peeling units
CN212499376U (en) Double-sided film tearing equipment
CN210339553U (en) Sucking disc extracting device that application scope is wide
CN217891591U (en) Multi-station pouring device of lens mould
CN110996527B (en) Hot-pressing equipment for producing circuit board in electronic product
CN112099249A (en) Size detection device for liquid crystal panel processing and working method thereof
CN214111868U (en) Film tearing device
CN117393657B (en) Integrated equipment for taking tetrafluoro cloth and loading and clamping for photovoltaic module
CN111136603B (en) High-precision measurement and assembly system for backboard frame and application thereof
CN107215075A (en) A kind of gum automatic laminating machine utilizing and automatic attaching method
CN213594702U (en) Positioning film-drawing device
CN106427160A (en) Laminating machine having film transfer mechanism
CN106564272A (en) Four-station laminating machine
CN213533002U (en) Door plate hot press
CN209177701U (en) A kind of solar panels are taped mechanism
CN111532536A (en) A rubberizing mechanism that is used for traceing back electric core on logistics line
CN216943923U (en) Automatic film tearing equipment for electronic product
CN221457015U (en) Film tearing device for lead frame film tearing equipment
CN221026797U (en) Gummed paper separating device
CN203112420U (en) Lifting device used for conveying electronic elements
CN213620683U (en) Overturning and positioning film-drawing device
CN212333207U (en) A rubberizing mechanism that is used for traceing back electric core on logistics line
CN216104766U (en) Concrete test block transfer mechanism
CN214021741U (en) Sealed rotary glue homogenizing device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant