CN209956765U - Cell-phone shell outward appearance detects uses conveyer - Google Patents

Cell-phone shell outward appearance detects uses conveyer Download PDF

Info

Publication number
CN209956765U
CN209956765U CN201920661932.9U CN201920661932U CN209956765U CN 209956765 U CN209956765 U CN 209956765U CN 201920661932 U CN201920661932 U CN 201920661932U CN 209956765 U CN209956765 U CN 209956765U
Authority
CN
China
Prior art keywords
phone shell
mobile phone
cell
dust
branch box
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
CN201920661932.9U
Other languages
Chinese (zh)
Inventor
夏禹辉
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 Huahai Automation Equipment Co Ltd
Original Assignee
Shenzhen Huahai Automation Equipment 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 Huahai Automation Equipment Co Ltd filed Critical Shenzhen Huahai Automation Equipment Co Ltd
Priority to CN201920661932.9U priority Critical patent/CN209956765U/en
Application granted granted Critical
Publication of CN209956765U publication Critical patent/CN209956765U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Telephone Set Structure (AREA)

Abstract

The utility model discloses a conveyor for detecting the appearance of a mobile phone shell, which comprises a machine table, a conveying device arranged on the top surface of the machine table and used for conveying the mobile phone shell, and supporting frames vertically arranged on two sides of the conveying device; the conveying device comprises a conveying wheel and a conveying belt wound on an outer wheel body of the conveying wheel; the top end of the supporting frame is fixedly connected with an ash removal mechanism for cleaning dust on the surface of the mobile phone shell at the position above the conveying belt. The utility model discloses have the function of cleaing away cell-phone shell surface dust, can detach the dust of adhesion on the cell-phone shell surface at the in-process of cell-phone shell transmission, avoid the dust to be detained the cell-phone shell surface and influence the whole appearance quality of cell-phone shell to in reducing the degree of difficulty that follow-up cell-phone shell outward appearance detected, be favorable to this cell-phone shell outward appearance to detect the popularization and use of using conveyer.

Description

Cell-phone shell outward appearance detects uses conveyer
Technical Field
The utility model relates to a cell-phone shell outward appearance check out test set technical field specifically is a cell-phone shell outward appearance detects uses conveyer.
Background
In-process at the cell-phone production, need carry out the outward appearance to each accessory of cell-phone like cell-phone glass apron, cell-phone shell etc. and detect, when the equipment is the cell-phone in the accessory of ensureing to produce, the whole outward appearance of cell-phone can not receive the influence because of the appearance quality difference of accessory, along with the continuous progress of science and technology, the equipment type to detecting in cell-phone shell outward appearance is more and more, and at the in-process that cell-phone shell outward appearance detected, need use the conveyer, transmit outward appearance check out test set with the cell-phone shell, so that can be quick the outward appearance detection work of accomplishing the cell-phone shell, along with the development of society, the conveyer that is applied to cell-phone shell.
However, present cell-phone shell outward appearance detects conveyer, owing to only have the function of cell-phone shell transmission, can adhere in the cell-phone shell surface at the small dust of the in-process of transmission, the cell-phone shell also can be attached to the dust on the surface in process of production, and these dusts are gathered on the cell-phone shell for a long time and can be influenced the whole appearance quality of cell-phone shell, also can increase the degree of difficulty that follow-up cell-phone shell outward appearance detected, are unfavorable for the use widely of conveyer.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a conveyer is used in cell-phone shell outward appearance detection to solve the function that the current conveyer that provides only has cell-phone shell transmission among the above-mentioned background art, the cell-phone shell surface attachment has the dust in production and transmission process, and these dusts are gathered on the cell-phone shell for a long time and can be influenced the whole appearance quality of cell-phone shell, also increase the problem that follow-up cell-phone shell outward appearance detected the degree of difficulty.
In order to achieve the above object, the utility model provides a following technical scheme:
a conveyor for detecting the appearance of a mobile phone shell comprises a machine table, a conveying device and supporting frames, wherein the conveying device is installed on the top surface of the machine table and used for conveying the mobile phone shell, and the supporting frames are vertically installed on two sides of the conveying device; the conveying device comprises a conveying wheel and a conveying belt wound on an outer wheel body of the conveying wheel; the top end of the conveying belt is provided with support blocks at intervals for vertically placing the mobile phone shell, each support block comprises a bottom plate fixedly connected to the belt body of the conveying belt and a mounting plate fixed to the top of the bottom plate, and the top of each mounting plate is provided with a mounting hole for the mobile phone shell to be vertically inserted; the top end of the supporting frame is fixedly connected with a dust cleaning mechanism for cleaning dust on the surface of the mobile phone shell at a position above the conveying belt; the deashing mechanism includes that inner chamber cavity and bottom are the branch case of open type structure, install the fixed brush cleaner of lateral wall before a case inner chamber and connect lateral wall behind a case inner chamber and with the relative activity brush cleaner of fixed brush cleaner level, be formed with the deashing space that is used for supplying cell-phone shell transmission to remove between the brush hair portion of fixed brush cleaner and the brush hair portion of activity brush cleaner, this fixed brush cleaner and activity brush cleaner are used for carrying out the deashing to the cell-phone shell both sides wall that the transmission removed to in the deashing space and handle.
Preferably, the left side and the right side of the box body of the branch box are both provided with an access hole for the mobile phone shell to enter and exit, and the side view appearance of the access hole is of an n-shaped structure; a filter screen for filtering dust is embedded in a through hole formed in the top end of the branch box, and the filter screen comprises an active carbon filter screen; two groups of through guide holes are vertically formed in the back face of the branch box, and the hole cavity of each guide hole is communicated with the inner cavity of the branch box.
Preferably, the ash removing mechanism further comprises a fan which is arranged at the top end of the branch box and used for discharging dust in the branch box; the fan is arranged right above the filter screen.
Preferably, the movable cleaning brush comprises a cleaning brush base vertically arranged in an inner cavity of the branch box, a guide post arranged on the back of the cleaning brush base in a mirror image manner and correspondingly extending out of the rear part of the guide hole, a connecting plate vertically arranged on the rear part of the box body of the branch box and fixedly connected with the end part of the guide post cylinder, and a connecting piece arranged on the back of the connecting plate and fixedly connecting the connecting plate and the branch box into a whole; the outer surface of the guide post is movably sleeved with a first elastic part at a position between the cleaning brush base and the inner side wall of the branch box, and the outer surface of the guide post is movably sleeved with a second elastic part at a position between the outer side wall of the branch box and the connecting plate.
Preferably, the connecting piece includes the screw, first elastic component and second elastic component all include the spring, and the front end fastening of first elastic component is connected in the back of brush cleaner base, and the rear end of second elastic component links to each other in an organic whole with the preceding face fastening of even board.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a deashing mechanism who sets up, let this conveyer have the function of cleaing away cell-phone shell surface dust, can be at the in-process of cell-phone shell transmission, rely on fixed brush cleaner and activity brush cleaner, the lateral wall of adversary's casing slides and dials the dust of scattering with this hand casing surface adhesion, and utilize the fan to dial the dust of scattering from a incasement rapid suction, realized handling the deashing of transmission to a incasement cell-phone shell, detach the dust of adhesion on cell-phone shell surface, prevent effectively that the dust from being detained and causing the pollution to the cell-phone shell at the cell-phone shell surface, avoid the dust to be detained the cell-phone shell and influence the whole appearance quality of cell-phone shell, so that reduce the degree of difficulty that follow-up cell-phone shell outward appearance detected, be favorable to this cell-phone shell outward appearance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments 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 without inventive work, and in the drawings:
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a top view of the structure of the present invention;
FIG. 3 is a perspective view of the support block of the present invention;
FIG. 4 is a right side view of the structure of the present invention;
FIG. 5 is a perspective view of the structure of the branch box of the present invention in a normal position;
FIG. 6 is a perspective view of the structure of the branch box of the present invention in an inverted state;
FIG. 7 is a schematic structural view of the ash removal mechanism of the present invention;
in the figure: the cleaning machine comprises a machine table 1, a conveying device 2, a conveying wheel 21, a conveying belt 22, a supporting block 3, a bottom plate 31, a mounting plate 32, a mounting hole 321, a mobile phone shell 4, a supporting frame 5, a dust cleaning mechanism 6, a supporting box 61, an access hole 611, a filter screen 612, a guide hole 613, a fan 62, a fixed cleaning brush 63, a movable cleaning brush 64, a cleaning brush base 641, a guide column 642, a first elastic piece 6421, a second elastic piece 6422, a 643 connecting plate and an 644 connecting piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 7, a conveyor for detecting the appearance of a mobile phone case includes a machine table 1, a conveyor 2 installed on the top surface of the machine table 1 for conveying a mobile phone case 4, and a support frame 5 vertically installed on both sides of the conveyor 2; the conveying device 2 comprises a conveying wheel 21 and a conveying belt 22 wound on an outer wheel body of the conveying wheel 21; the top end of the conveyor belt 22 is provided with support blocks 3 for vertically placing the mobile phone shell 4 at intervals, each support block 3 comprises a bottom plate 31 fixedly connected to the belt body of the conveyor belt 22 and a mounting plate 32 fixed to the top of the bottom plate 31, and the top of the mounting plate 32 is provided with a mounting hole 321 for vertically inserting the mobile phone shell 4; the top end of the support frame 5 is fixedly connected with a dust cleaning mechanism 6 for cleaning dust on the surface of the mobile phone shell 4 above the conveyor belt 22; the ash removal mechanism 6 comprises a branch box 61 with a hollow inner cavity and an open-type bottom end, a fixed cleaning brush 63 mounted on the front side wall of the inner cavity of the branch box 61, and a movable cleaning brush 64 connected to the rear side wall of the inner cavity of the branch box 61 and horizontally opposite to the fixed cleaning brush 63, an ash removal space for conveying and moving the mobile phone shell 4 is formed between the brushing part of the fixed cleaning brush 63 and the brushing part of the movable cleaning brush 64, and the fixed cleaning brush 63 and the movable cleaning brush 64 are used for carrying out ash removal treatment on the two side walls of the mobile phone shell 4 which is conveyed and moved into the ash removal space.
Referring to fig. 5, 6 and 7, the left side and the right side of the case body of the branch case 61 are both provided with an access hole 611 for the mobile phone case 4 to enter and exit, and the side view of the access hole 611 is an "n" shaped structure; a filter screen 612 for filtering dust is embedded in a through hole formed at the top end of the branch box 61, and the filter screen 612 comprises an activated carbon filter screen; two sets of through guide holes 613 are vertically formed in the back of the branch box 61, and the hole cavity of the guide holes 613 is communicated with the inner cavity of the branch box 61.
Referring to fig. 4, 5 and 7, the ash removing mechanism 6 further includes a fan 62 mounted at the top end of the branch box 61 for discharging dust in the branch box 61; the fan 62 is disposed directly above the filter screen 612.
Referring to fig. 4, 5, 6 and 7, the movable cleaning brush 64 includes a cleaning brush base 641 vertically installed in the inner cavity of the branch box 61, a guide post 642 mirror-image-installed at the back of the cleaning brush base 641 and correspondingly extending out of the rear of the guide hole 613, a connecting plate 643 vertically installed at the rear of the box body of the branch box 61 and fixedly connected with the end of the guide post 642, and a connecting member 644 installed at the back of the connecting plate 643 and fixedly connecting the connecting plate 643 and the branch box 61 into a whole; a first elastic piece 6421 is movably sleeved on the outer surface of the guide post 642 between the cleaning brush base 641 and the inner side wall of the branch box 61, and a second elastic piece 6422 is movably sleeved on the outer surface of the guide post 642 between the outer side wall of the branch box 61 and the connecting plate 643; the connecting member 644 includes a screw, the first elastic member 6421 and the second elastic member 6422 both include a spring, the front end of the first elastic member 6421 is fastened to the back of the cleaning brush base 641, and the rear end of the second elastic member 6422 is fastened to the front plate surface of the connecting plate 643.
The guide post 642, the connecting plate 643 and the connecting member 644 are matched with each other, so that the distance between the connecting plate 643 and the branch box 61 can be changed by the connecting member 644 according to the actual requirement of dust removal of the mobile phone shell 4, the guide post is driven to push the cleaning brush base 641 to push the movable cleaning brush 64, the distance between the movable cleaning brush 64 and the fixed cleaning brush 63 is changed, the width of a dust removal space formed between the bristle part of the movable cleaning brush 64 and the bristle part of the fixed cleaning brush 63 is changed, and dust removal treatment of the mobile phone shells 4 with different specifications is facilitated.
Wherein, the first elastic member 6421 is provided to reduce the contact wear between the cleaning brush base 641 and the branch box 61 by the elastic deformation of the first elastic member 6421 when the cleaning brush base 641 is in contact with the inner wall of the branch box 61; with the second elastic member 6422 provided, when the link 643 is in contact with the outer wall of the branch case 61, the contact wear generated between the link 643 and the branch case 61 can be reduced by the elastic deformation of the second elastic member 6422, so that the service lives of the cleaning brush base 641, the branch case 61, and the link 643 can be prolonged.
The working principle to be explained is as follows: when in use, the brush part of the movable cleaning brush 64 is close to the brush part of the fixed cleaning brush 63 by the connecting piece 644 in advance, the mobile phone shell 4 is vertically inserted into the mounting hole 321 of the mounting plate 32, and the support block 3, the mobile phone shell 4 and the access hole 611 of the branch box 61 are in a flush state; then, the conveying device 2 and the fan 62 are started, the conveying device 2 operates to drive the mobile phone shell 4 to realize transmission through the rotation of the conveying belt 22, and when the mobile phone shell 4 enters the inner cavity of the branch box 61 through the access hole 611 at the right side of the branch box 61, the mobile phone shell 4 can move in a dust cleaning space formed between the bristle part of the fixed cleaning brush 63 and the bristle part of the movable cleaning brush 64 in a transmission manner; when the mobile phone shell 4 is transferred and moved to the dust cleaning space between the bristle parts of the fixed cleaning brush 63 and the movable cleaning brush 64, two side walls of the mobile phone shell 4 are in sliding contact with the bristle parts of the fixed cleaning brush 63 and the movable cleaning brush 64 respectively, and in the sliding contact process, the bristle parts of the fixed cleaning brush 63 and the movable cleaning brush 64 can slide and scatter dust adhered to the two side walls of the mobile phone shell 4, so that the dust adhered to the side walls of the mobile phone shell 4 can be separated from the surface of the mobile phone shell under the action of sliding and scattering; at this time, the fan 62 generates suction force from bottom to top in the operation process, so that the dust scattered by sliding is sucked and discharged from the branch box 61, and secondary pollution caused by the dust collected in the branch box 61 to the mobile phone shell 4 and the mobile phone shell 4 subsequently conveyed into the branch box 61 is avoided; after the mobile phone shell 4 is subjected to the ash removal treatment through the inner cavity of the branch box 61, the mobile phone shell 4 continues to be output from the left access hole 611 of the branch box 61 under the action of the conveyor belt 22, and then the mobile phone shell 4 subjected to the ash removal treatment by the ash removal mechanism 6 reenters the subsequent mobile phone shell appearance detection equipment to perform mobile phone shell appearance detection.
The filter screen 612 and the fan 62 are used in cooperation, so that dust sucked out from the bottom to the top by the fan 62 can be filtered by the filter screen 612, larger suspended particles in the dust are filtered by the filter screen 612, and the content of the suspended particles in the dust sucked out by the fan 62 is lowest.
The utility model discloses can be at the in-process of 4 transmissions of cell-phone shell, rely on fixed brush cleaner 63 and activity brush cleaner 64, the lateral wall of adversary's casing 4 slides and dials the dust of 4 surface adhesions of cell-phone shell with this, and utilize the dust that fan 62 will dial the scattering to suck rapidly in branch case 61, realized handling the deashing of cell-phone shell 4 in transmission to branch case 61, detach the dust on 4 surfaces of cell-phone shell, prevent effectively that the dust from being detained and causing the pollution at 4 surface adversary's casings of cell-phone shell 4, avoid the dust to be detained cell-phone shell 4 and influence the whole appearance quality of cell-phone shell 4, so as to reduce the degree of difficulty that follow-up cell-phone shell outward appearance detected.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the present invention.

Claims (5)

1. A conveyor for detecting the appearance of a mobile phone shell comprises a machine table (1), a conveying device (2) which is arranged on the top surface of the machine table (1) and used for conveying the mobile phone shell (4), and supporting frames (5) which are vertically arranged on two sides of the conveying device (2); the conveying device (2) is characterized by comprising a conveying wheel (21) and a conveying belt (22) wound on an outer wheel body of the conveying wheel (21); the top end of the conveyor belt (22) is provided with support blocks (3) used for vertically placing the mobile phone shell (4) at intervals, each support block (3) comprises a bottom plate (31) fixedly connected to the belt body of the conveyor belt (22) and a mounting plate (32) fixed to the top of the bottom plate (31), and the top of the mounting plate (32) is provided with a mounting hole (321) for the mobile phone shell (4) to be vertically inserted; the top end of the support frame (5) is fixedly connected with a dust cleaning mechanism (6) for cleaning dust on the surface of the mobile phone shell (4) above the conveyor belt (22); deashing mechanism (6) include that inner chamber cavity and bottom are branch case (61) of open type structure, install fixed brush cleaner (63) at branch case (61) inner chamber front side wall and connect at branch case (61) inner chamber rear side wall and with fixed brush cleaner (63) level relative activity brush cleaner (64), be formed with the deashing space that is used for supplying cell-phone shell (4) transmission to remove between the brush hair portion of fixed brush cleaner (63) and the brush hair portion of activity brush cleaner (64), this fixed brush cleaner (63) and activity brush cleaner (64) are used for carrying out the deashing to the cell-phone shell (4) both sides wall that the transmission removed in the deashing space and are handled.
2. The conveyor for detecting the appearance of the mobile phone shells as claimed in claim 1, wherein the left side and the right side of the box body of the branch box (61) are both provided with an access hole (611) for the mobile phone shells (4) to enter and exit, and the side view of the access hole (611) is of an 'n' -shaped structure; a filter screen (612) for filtering dust is embedded in a through hole formed in the top end of the branch box (61), and the filter screen (612) comprises an activated carbon filter screen; two groups of through guide holes (613) are vertically formed in the back of the branch box (61), and the hole cavity of each guide hole (613) is communicated with the inner cavity of the branch box (61).
3. The conveyor for detecting the appearance of the mobile phone case according to claim 1 or 2, wherein the ash removing mechanism (6) further comprises a fan (62) installed at the top end of the branch case (61) and used for exhausting dust in the branch case (61); the fan (62) is arranged right above the filter screen (612).
4. A conveyor for detecting the appearance of mobile phone shells according to claim 1 or 2, characterized in that the movable cleaning brush (64) comprises a cleaning brush base (641) vertically arranged in the inner cavity of the branch box (61), a guide post (642) mirror-arranged at the back of the cleaning brush base (641) and correspondingly extending out of the back of the guide hole (613), a connecting plate (643) vertically arranged at the back of the box body of the branch box (61) and fixedly connected with the column end part of the guide post (642), and a connecting piece (644) arranged at the back of the connecting plate (643) and fixedly connecting the connecting plate (643) and the branch box (61) into a whole; the outer surface of the guide column (642) is movably sleeved with a first elastic piece (6421) at a position between the cleaning brush base (641) and the inner side wall of the branch box (61), and the outer surface of the guide column (642) is movably sleeved with a second elastic piece (6422) at a position between the outer side wall of the branch box (61) and the connecting plate (643).
5. The appearance inspection conveyor for mobile phone shells according to claim 4, wherein the connecting member (644) comprises a screw, the first elastic member (6421) and the second elastic member (6422) each comprise a spring, the front end of the first elastic member (6421) is tightly connected to the back of the cleaning brush base (641), and the rear end of the second elastic member (6422) is tightly connected to the front plate surface of the connecting plate (643).
CN201920661932.9U 2019-05-09 2019-05-09 Cell-phone shell outward appearance detects uses conveyer Expired - Fee Related CN209956765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920661932.9U CN209956765U (en) 2019-05-09 2019-05-09 Cell-phone shell outward appearance detects uses conveyer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920661932.9U CN209956765U (en) 2019-05-09 2019-05-09 Cell-phone shell outward appearance detects uses conveyer

Publications (1)

Publication Number Publication Date
CN209956765U true CN209956765U (en) 2020-01-17

Family

ID=69245014

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920661932.9U Expired - Fee Related CN209956765U (en) 2019-05-09 2019-05-09 Cell-phone shell outward appearance detects uses conveyer

Country Status (1)

Country Link
CN (1) CN209956765U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114392953A (en) * 2022-01-05 2022-04-26 安徽澳达光电科技有限公司 Dust collector is used in production of cell-phone apron

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114392953A (en) * 2022-01-05 2022-04-26 安徽澳达光电科技有限公司 Dust collector is used in production of cell-phone apron
CN114392953B (en) * 2022-01-05 2023-01-03 安徽澳达光电科技有限公司 Dust collector is used in production of cell-phone apron

Similar Documents

Publication Publication Date Title
CN209956765U (en) Cell-phone shell outward appearance detects uses conveyer
CN213795636U (en) Burnishing device is used in stainless steel production
CN213748701U (en) Refractory brick detection device
CN210253220U (en) Industrial product surface cleaning device
CN209754278U (en) Glass carving machine
CN211216010U (en) Electric automatization industrial dust collector
CN211803645U (en) Rivet pulling device for automobile parts
CN211135763U (en) Metal band sawing machine collecting basket capable of damping workpieces
CN213436089U (en) Feeder is used in production of cell-phone cross cutting piece
CN219132636U (en) Profiling machine for processing bamboo products
CN219236442U (en) Pressing device for processing polaroid
CN214108421U (en) Chip removal device of numerical control punch
CN219919304U (en) Circuit board surface treatment device
CN218226992U (en) Waste rubber discharging device for round die-cutting knife
CN219852633U (en) Rust removal device for metal plate processing
CN211073025U (en) Diamond grinding equipment for preventing scraps from splashing
CN212071505U (en) Mechatronic burnishing device with clamping structure
CN219448333U (en) Material conveying and carrying device
CN216179518U (en) Can collect medium density fiberboard burnishing device of waste material
CN217229191U (en) Dust removal device of belt conveyor
CN214819297U (en) A cooperation tooth cutting device for billet concatenation
CN214079062U (en) Forging and pressing machine tool with rigid sliding rail protection structure
CN216632236U (en) Material conveying device for punching processing of box-type alloy special-shaped ring piece
CN219255886U (en) Automatic edge bonding machine for television cabinet production
CN213902283U (en) Quality detection device with clearance function and convenient to disassemble and assemble

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: 20200117

Termination date: 20210509

CF01 Termination of patent right due to non-payment of annual fee