CN211250131U - Wall map processing device - Google Patents

Wall map processing device Download PDF

Info

Publication number
CN211250131U
CN211250131U CN201922365432.3U CN201922365432U CN211250131U CN 211250131 U CN211250131 U CN 211250131U CN 201922365432 U CN201922365432 U CN 201922365432U CN 211250131 U CN211250131 U CN 211250131U
Authority
CN
China
Prior art keywords
fixedly connected
cutting
rotating
screw rod
cylinder
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
CN201922365432.3U
Other languages
Chinese (zh)
Inventor
李梅
王高飞
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.)
Heilongjiang University of Science and Technology
Original Assignee
Heilongjiang University of Science and Technology
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 Heilongjiang University of Science and Technology filed Critical Heilongjiang University of Science and Technology
Priority to CN201922365432.3U priority Critical patent/CN211250131U/en
Application granted granted Critical
Publication of CN211250131U publication Critical patent/CN211250131U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The utility model relates to a wall map processing field, more specifically a wall map processing device that says so, the utility model relates to a wall map processing device can drive two cutting lead screws to rotate through cutting motor, two cutting lead screws rotate two cutting knives to realize cutting the adjacent both sides of wall map that the economic teaching used by screw thread drive, can also push two lead screw supports to flatten the wall map that the economic teaching used and position through the lift cylinder; the rack can be pushed by rotating the air cylinder, the rack drives the rotating gear, the rotating gear drives the bearing plate and the wall map used for the economic teaching to realize the flat-angle rotation, the bottom motor can also drive the bottom screw rod, the bottom screw rod drives the threaded slide block, and the threaded slide block drives the rotating bottom plate to move, so that the adjustment of the cutting position of the wall map used for the economic teaching is realized.

Description

Wall map processing device
Technical Field
The utility model relates to a wall map processing field, more specifically the wall map processingequipment that says so.
Background
Utility model discloses a utility model with publication number CN209028851U discloses a teaching technical field, more specifically says and relates to an english wall map board, including bottom plate and pole setting, the pole setting is located the bottom plate top. The inside telescopic sleeve that is provided with of pole setting, pole setting top fixedly connected with roating seat, roating seat top screwed connection has the wall map board, the pole setting surface is provided with the bearing, be provided with the support column between bearing and the wall map board. Can effectively fix the wall map through wall map groove and the fixation clamp that sets up, and convenient in time change, the display screen can broadcast in step and the animation or the dynamic picture that the wall map is relevant, be favorable to promoting the interest of study english, strengthen the classroom memory when studying english, can adjust the height of english wall map board according to actual conditions through the telescopic sleeve that sets up, through bearing and the roating seat that sets up, can rotate the front and the reverse side of wall map board as required, the stability of english wall map plate structure can further be stabilized to the support column. The utility model discloses a shortcoming is that can not tailor fast to jumbo size wall map, tailors inefficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wall map processingequipment has and tailors fast, improves machining efficiency's advantage.
The purpose of the utility model is realized through the following technical scheme:
a wall map processing device comprises a moving mechanism, a flat angle conversion mechanism, a bottom bearing mechanism, a lifting mechanism and a cutting mechanism, wherein the flat angle conversion mechanism is connected to the moving mechanism in a sliding manner and is in threaded transmission with the moving mechanism, the bottom bearing mechanism is rotationally connected to the flat angle conversion mechanism, the bottom bearing mechanism and the flat angle conversion mechanism are in meshing transmission, the lifting mechanism is fixedly connected to the moving mechanism, the cutting mechanism is fixedly connected to the lifting mechanism, the cutting mechanism comprises a lifting connecting block, a screw rod bracket, a cutting screw rod, a transmission conical tooth, a cutting motor frame, a cutting motor, a cutting knife frame and a cutting knife, the lifting connecting block is fixedly connected to the lifting mechanism, the front side and the right side of the lifting connecting block are fixedly connected with the screw rod bracket, the two screw rod brackets are rotationally connected with the cutting screw rod, and the two cutting screw rods are, two transmission awl tooth meshing transmissions, cut motor frame fixed connection in one of them lead screw support's the outside, cut motor fixed connection on cutting motor frame, cut the output shaft of motor and rather than the corresponding lead screw fixed connection that cuts, two are cut the knife rest and are threaded connection respectively on two are cut the lead screw, two are cut the sword and can dismantle the connection through the bolt respectively on two are cut the knife rest.
The lifting mechanism comprises a vertical support, a lifting mounting plate and a lifting cylinder, the vertical support is fixedly connected to the moving mechanism, the lifting mounting plate is fixedly connected to the vertical support, the lifting cylinder is fixedly connected to the lifting mounting plate, and the lifting connecting block is fixedly connected to a cylinder rod of the lifting cylinder.
The moving mechanism comprises a bottom support, a bottom sliding groove, a bottom screw rod, a bottom motor and a bottom motor frame, the bottom sliding groove is fixedly connected to the bottom support, the bottom screw rod is rotatably connected to the bottom sliding groove, the bottom motor frame is fixedly connected to the bottom support, the bottom motor is fixedly connected to the bottom motor frame, and an output shaft of the bottom motor is fixedly connected with the bottom screw rod.
The straight angle switching mechanism comprises a rotating bottom plate, a threaded slide block, a rack slide way, a cylinder frame, a rotating cylinder and a rack, wherein the threaded slide block is connected to a bottom sliding groove in a sliding mode, the threaded slide block is in threaded transmission with a bottom screw rod, the rotating bottom plate is fixedly connected to the threaded slide block, the rack slide way is fixedly connected to the rotating bottom plate, the cylinder frame is fixedly connected to the rack slide way, the rotating cylinder is fixedly connected to the cylinder frame, the rack is connected to the rack slide way in a sliding mode, and the rack is fixedly connected with a cylinder rod of the.
The bottom bearing mechanism comprises a bearing plate, a rotating shaft and a rotating gear, the bearing plate is fixedly connected to the rotating shaft, the rotating gear is fixedly connected to the rotating shaft, the rotating shaft is rotatably connected to the rotating bottom plate, and the rotating gear is in meshing transmission with the rack.
The utility model relates to a wall map processingequipment's beneficial effect does: the utility model relates to a wall map processing device, can drive two cutting lead screws to rotate through cutting the motor, two cutting lead screws rotate the screw thread and drive two cutting knives and realize the cutting to the adjacent both sides of wall map that the economic teaching used, can also promote two lead screw supports through the lift cylinder and flatten the location to the wall map that the economic teaching used; the rack can be pushed by rotating the air cylinder, the rack drives the rotating gear, the rotating gear drives the bearing plate and the wall map used for the economic teaching to realize the flat-angle rotation, the bottom motor can also drive the bottom screw rod, the bottom screw rod drives the threaded slide block, and the threaded slide block drives the rotating bottom plate to move, so that the adjustment of the cutting position of the wall map used for the economic teaching is realized.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic view of the overall structure of a wall map processing device of the present invention;
fig. 2 is a schematic structural diagram of the moving mechanism of the present invention;
FIG. 3 is a schematic structural view of the flat angle conversion mechanism of the present invention;
FIG. 4 is a schematic structural view of the bottom supporting mechanism of the present invention;
fig. 5 is a schematic structural view of the lifting mechanism of the present invention;
fig. 6 is a schematic structural view of the cutting mechanism of the present invention.
In the figure: a moving mechanism 1; a bottom bracket 1-1; a bottom chute 1-2; 1-3 parts of a bottom screw rod; a bottom motor 1-4; 1-5 parts of a bottom motor frame; a straight angle conversion mechanism 2; rotating the bottom plate 2-1; 2-2 of a threaded slide block; a rack slideway 2-3; 2-4 of a cylinder frame; rotating the cylinder 2-5; 2-6 of racks; a bottom supporting mechanism 3; 3-1 of a bearing plate; a rotating shaft 3-2; 3-3 of a rotating gear; a lifting mechanism 4; a vertical support 4-1; a lifting mounting plate 4-2; 4-3 of a lifting cylinder; a cutting mechanism 5; 5-1 of a lifting connecting block; 5-2 of a screw rod bracket; 5-3 parts of a cutting screw rod; 5-4 parts of transmission bevel gear; cutting a motor frame 5-5; 5-6 parts of a cutting motor; 5-7 of a cutting knife rest; 5-8 parts of cutting knife.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the embodiment will be described with reference to fig. 1 to 6, and a wall chart processing device comprises a moving mechanism 1, a flat angle conversion mechanism 2, a bottom receiving mechanism 3, a lifting mechanism 4 and a cutting mechanism 5, wherein the flat angle conversion mechanism 2 is slidably connected to the moving mechanism 1, the flat angle conversion mechanism 2 is in threaded transmission with the moving mechanism 1, the bottom receiving mechanism 3 is rotatably connected to the flat angle conversion mechanism 2, the bottom receiving mechanism 3 is in meshed transmission with the flat angle conversion mechanism 2, the lifting mechanism 4 is fixedly connected to the moving mechanism 1, the cutting mechanism 5 is fixedly connected to the lifting mechanism 4, the cutting mechanism 5 comprises a lifting connecting block 5-1, a screw rod bracket 5-2, a cutting screw rod 5-3, a transmission bevel gear 5-4, a cutting motor bracket 5-5, a cutting motor 5-6, a cutting tool holder 5-7 and a cutting tool 5-8, the lifting connecting block 5-1 is fixedly connected to the lifting mechanism 4, the front side and the right side of the lifting connecting block 5-1 are fixedly connected with screw rod brackets 5-2, the two screw rod brackets 5-2 are rotatably connected with cutting screw rods 5-3, the two cutting screw rods 5-3 are fixedly connected with transmission bevel gears 5-4, the two transmission bevel gears 5-4 are in meshing transmission, a cutting motor bracket 5-5 is fixedly connected to the outer side of one screw rod bracket 5-2, a cutting motor 5-6 is fixedly connected to the cutting motor bracket 5-5, an output shaft of the cutting motor 5-6 is fixedly connected with the corresponding cutting screw rod 5-3, the two cutting knife brackets 5-7 are respectively in threaded connection with the two cutting screw rods 5-3, the two cutting knives 5-8 are respectively detachably connected to the two cutting knife brackets 5-7 through bolts, the cutting motor 5-6 is started, the cutting motor 5-6 drives the cutting screw rod 5-3 fixedly connected with the cutting screw rod to rotate, the cutting screw rod 5-3 drives the transmission bevel gear 5-4 fixedly connected with the cutting screw rod to rotate, the transmission bevel gear 5-4 drives the other transmission bevel gear 5-4 to rotate, the other transmission bevel gear 5-4 drives the other cutting screw rod 5-3 to rotate, the two cutting screw rods 5-3 drive the two cutting knife rests 5-7 to slide through threads, the two cutting knife rests 5-7 drive the two cutting knives 5-8 to cut, the heights of the two cutting knives 5-8 can be adjusted, a plurality of hanging pictures of economic teaching can be cut, and hanging pictures of single economic teaching can also be cut.
The second embodiment is as follows:
the embodiment is described below with reference to fig. 1-6, where the lifting mechanism 4 includes a vertical support 4-1, a lifting mounting plate 4-2, and a lifting cylinder 4-3, the vertical support 4-1 is fixedly connected to the moving mechanism 1, the lifting mounting plate 4-2 is fixedly connected to the vertical support 4-1, the lifting cylinder 4-3 is fixedly connected to the lifting mounting plate 4-2, a lifting connecting block 5-1 is fixedly connected to a cylinder rod of the lifting cylinder 4-3, the lifting cylinder 4-3 is started, the lifting cylinder 4-3 drives the lifting connecting block 5-1 to lift, and the lifting connecting block 5-1 drives two lead screw supports 5-2 to flatten and position a wall map for economic teaching, so as to facilitate cutting the wall map.
The third concrete implementation mode:
the embodiment is described below with reference to fig. 1-6, the moving mechanism 1 includes a bottom bracket 1-1, a bottom chute 1-2, a bottom screw 1-3, a bottom motor 1-4, and a bottom motor bracket 1-5, the bottom chute 1-2 is fixedly connected to the bottom bracket 1-1, the bottom screw 1-3 is rotatably connected to the bottom chute 1-2, the bottom motor bracket 1-5 is fixedly connected to the bottom bracket 1-1, the bottom motor 1-4 is fixedly connected to the bottom motor bracket 1-5, and an output shaft of the bottom motor 1-4 is fixedly connected to the bottom screw 1-3.
The fourth concrete implementation mode:
the embodiment is described below with reference to fig. 1-6, the flat angle conversion mechanism 2 includes a rotating bottom plate 2-1, a threaded slider 2-2, a rack slide 2-3, a cylinder frame 2-4, a rotating cylinder 2-5 and a rack 2-6, the threaded slider 2-2 is slidably connected to the bottom slide 1-2, the threaded slider 2-2 is in threaded transmission with a bottom screw 1-3, the rotating bottom plate 2-1 is fixedly connected to the threaded slider 2-2, the rack slide 2-3 is fixedly connected to the rotating bottom plate 2-1, the cylinder frame 2-4 is fixedly connected to the rack slide 2-3, the rotating cylinder 2-5 is fixedly connected to the cylinder frame 2-4, the rack 2-6 is slidably connected to the rack slide 2-3, the rack 2-6 is fixedly connected to a cylinder rod of the rotating cylinder 2-5, the bottom motor 1-4 is started, the bottom motor 1-4 drives the bottom screw rod 1-3 to rotate, the bottom screw rod 1-3 drives the threaded slide block 2-2 to slide on the bottom sliding chute 1-2 through threads, and the threaded slide block 2-2 drives the bottom bracket 1-1 to slide.
The fifth concrete implementation mode:
the embodiment is described below with reference to fig. 1 to 6, the bottom supporting mechanism 3 includes a supporting plate 3-1, a rotating shaft 3-2 and a rotating gear 3-3, the supporting plate 3-1 is fixedly connected to the rotating shaft 3-2, the rotating gear 3-3 is fixedly connected to the rotating shaft 3-2, the rotating shaft 3-2 is rotatably connected to the rotating base plate 2-1, the rotating gear 3-3 is in meshing transmission with the rack 2-6, the rotating cylinder 2-5 is started, the rotating cylinder 2-5 pushes the rack 2-6 to slide, the rack 2-6 drives the rotating gear 3-3 to rotate, and the rotating gear 3-3 drives the supporting plate 3-1 to rotate at a flat angle, so as to implement diagonal switching of the hanging chart.
The utility model relates to a wall map processingequipment, its theory of use is: starting a lifting cylinder 4-3, the lifting cylinder 4-3 drives a lifting connecting block 5-1 to lift, the lifting connecting block 5-1 drives two lead screw supports 5-2 to flatten and position the wall map for convenient cutting, starting a cutting motor 5-6, the cutting motor 5-6 drives a cutting lead screw 5-3 fixedly connected with the cutting lead screw to rotate, the cutting lead screw 5-3 drives a transmission bevel gear 5-4 fixedly connected with the cutting lead screw to rotate, the transmission bevel gear 5-4 drives another transmission bevel gear 5-4 to rotate, the other transmission bevel gear 5-4 drives another cutting lead screw 5-3 to rotate, two cutting lead screws 5-3 drive two cutting knife rests 5-7 to slide through threads, the cutting knife rests 5-7 drive two cutting knives 5-8 to cut, and the two cutting knives 5-8 can adjust the height up and down, a plurality of wall maps can be cut, or a single wall map can be cut, after two adjacent edges are cut, a bottom motor 1-4 is started, the bottom motor 1-4 drives a bottom screw rod 1-3 to rotate, the bottom screw rod 1-3 drives a threaded slide block 2-2 to slide on a bottom slide groove 1-2 in a threaded mode, the threaded slide block 2-2 drives a bottom support 1-1 to slide, a rotating cylinder 2-5 is started, the rotating cylinder 2-5 pushes a rack 2-6 to slide, the rack 2-6 drives a rotating gear 3-3 to rotate, the rotating gear 3-3 drives a supporting plate 3-1 to rotate in a flat angle mode, diagonal switching of the wall maps is achieved, cutting work is conducted again, mechanical operation replaces manual operation, cutting efficiency is high, and straight edge cutting effect is good.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by those skilled in the art within the scope of the present invention also belong to the protection scope of the present invention.

Claims (5)

1. The utility model provides a wall map processingequipment, including moving mechanism (1), straight angle shifter (2), bottom receiving mechanism (3), elevating system (4) and cut mechanism (5), straight angle shifter (2) sliding connection is on moving mechanism (1), straight angle shifter (2) and moving mechanism (1) screw drive, bottom receiving mechanism (3) rotate to be connected on straight angle shifter (2), bottom receiving mechanism (3) and straight angle shifter (2) meshing transmission, elevating system (4) fixed connection is on moving mechanism (1), cut mechanism (5) fixed connection on elevating system (4), its characterized in that: the cutting mechanism (5) comprises a lifting connecting block (5-1), screw rod supports (5-2), cutting screw rods (5-3), transmission bevel gears (5-4), a cutting motor frame (5-5), a cutting motor (5-6), cutting tool holders (5-7) and cutting tools (5-8), the lifting connecting block (5-1) is fixedly connected to the lifting mechanism (4), the front side and the right side of the lifting connecting block (5-1) are fixedly connected with the screw rod supports (5-2), the two screw rod supports (5-2) are rotatably connected with the cutting screw rods (5-3), the two cutting screw rods (5-3) are fixedly connected with the transmission bevel gears (5-4), the two transmission bevel gears (5-4) are in meshing transmission, the cutting motor frame (5-5) is fixedly connected to the outer side of one of the screw rod supports (5-2), the cutting motor (5-6) is fixedly connected to the cutting motor frame (5-5), the output shaft of the cutting motor (5-6) is fixedly connected with the corresponding cutting screw rod (5-3), the two cutting knife frames (5-7) are respectively in threaded connection with the two cutting screw rods (5-3), and the two cutting knives (5-8) are respectively detachably connected to the two cutting knife frames (5-7) through bolts.
2. The wall map processing device according to claim 1, wherein: the lifting mechanism (4) comprises a vertical support (4-1), a lifting mounting plate (4-2) and a lifting cylinder (4-3), the vertical support (4-1) is fixedly connected to the moving mechanism (1), the lifting mounting plate (4-2) is fixedly connected to the vertical support (4-1), the lifting cylinder (4-3) is fixedly connected to the lifting mounting plate (4-2), and a lifting connecting block (5-1) is fixedly connected to a cylinder rod of the lifting cylinder (4-3).
3. The wall map processing device according to claim 2, wherein: the moving mechanism (1) comprises a bottom support (1-1), a bottom sliding groove (1-2), a bottom screw rod (1-3), a bottom motor (1-4) and a bottom motor frame (1-5), wherein the bottom sliding groove (1-2) is fixedly connected to the bottom support (1-1), the bottom screw rod (1-3) is rotatably connected to the bottom sliding groove (1-2), the bottom motor frame (1-5) is fixedly connected to the bottom support (1-1), the bottom motor (1-4) is fixedly connected to the bottom motor frame (1-5), and an output shaft of the bottom motor (1-4) is fixedly connected with the bottom screw rod (1-3).
4. The wall map processing device according to claim 3, wherein: the flat angle conversion mechanism (2) comprises a rotating bottom plate (2-1), a threaded slide block (2-2), a rack slide way (2-3), a cylinder frame (2-4), a rotating cylinder (2-5) and a rack (2-6), the threaded slide block (2-2) is connected to the bottom slide way (1-2) in a sliding manner, the threaded slide block (2-2) is in threaded transmission with a bottom screw rod (1-3), the rotating bottom plate (2-1) is fixedly connected to the threaded slide block (2-2), the rack slide way (2-3) is fixedly connected to the rotating bottom plate (2-1), the cylinder frame (2-4) is fixedly connected to the rack slide way (2-3), the rotating cylinder (2-5) is fixedly connected to the cylinder frame (2-4), and the rack (2-6) is connected to the rack slide way (2-3) in a sliding manner, the rack (2-6) is fixedly connected with a cylinder rod of the rotary cylinder (2-5).
5. The wall map processing device according to claim 4, wherein: the bottom supporting mechanism (3) comprises a supporting plate (3-1), a rotating shaft (3-2) and a rotating gear (3-3), the supporting plate (3-1) is fixedly connected to the rotating shaft (3-2), the rotating gear (3-3) is fixedly connected to the rotating shaft (3-2), the rotating shaft (3-2) is rotatably connected to a rotating bottom plate (2-1), and the rotating gear (3-3) is in meshing transmission with the rack (2-6).
CN201922365432.3U 2019-12-25 2019-12-25 Wall map processing device Expired - Fee Related CN211250131U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922365432.3U CN211250131U (en) 2019-12-25 2019-12-25 Wall map processing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922365432.3U CN211250131U (en) 2019-12-25 2019-12-25 Wall map processing device

Publications (1)

Publication Number Publication Date
CN211250131U true CN211250131U (en) 2020-08-14

Family

ID=71989104

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922365432.3U Expired - Fee Related CN211250131U (en) 2019-12-25 2019-12-25 Wall map processing device

Country Status (1)

Country Link
CN (1) CN211250131U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112421911A (en) * 2020-11-10 2021-02-26 朱浩浩 Motor mute shell and processing system and processing method thereof
CN113352374A (en) * 2021-06-04 2021-09-07 哈尔滨学院 How much drawing board making devices

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112421911A (en) * 2020-11-10 2021-02-26 朱浩浩 Motor mute shell and processing system and processing method thereof
CN112421911B (en) * 2020-11-10 2022-01-25 山东兴恒电机有限公司 Motor mute shell and processing system and processing method thereof
CN113352374A (en) * 2021-06-04 2021-09-07 哈尔滨学院 How much drawing board making devices

Similar Documents

Publication Publication Date Title
CN211250131U (en) Wall map processing device
CN210939175U (en) Multifunctional tool table for building electrical design
CN109380877A (en) Based on the portable map board holder of drawing fixture architectural design
CN214407187U (en) Height-adjustable target lifting and falling machine
CN213320025U (en) Machining workstation with adjustable
CN211264591U (en) Art teaching is with show type painting and calligraphy frame
CN211403723U (en) Operation panel for machinery teaching
CN212113171U (en) Exhibition board
CN209992973U (en) College student english contrast inquiry unit
CN214594830U (en) Drawing auxiliary device for art design
CN220459070U (en) Clothing design workbench
CN215125418U (en) Office table with adjustable height
CN220920480U (en) Leveling device for copper strip production and processing
CN221110054U (en) Fixed-width plate cutting equipment
CN219837841U (en) Cutting device for wrapping cloth on D-shaped ring shaft of sun shield
CN217889705U (en) Aluminum product tip beveling device
CN216608901U (en) Combined workbench with auxiliary workbench
CN212762161U (en) Double-spindle high-precision numerical control machine tool
CN215847718U (en) Fixing clamp with adjustable gear testing machine
CN221210088U (en) Circular tube cutting auxiliary table for metal machining manufacturing
CN220051745U (en) Multifunctional clamping maintenance platform for maintenance of mechanical equipment
CN221179717U (en) Structural design tool
CN220631744U (en) Drawing display rack
CN216590792U (en) Multimedia display board for exhibition
CN220694700U (en) Drawing workbench for drawing adjustable angle

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: 20200814

Termination date: 20201225