CN211278578U - Supporting panel cutting device is used in production of musical instrument case and bag - Google Patents
Supporting panel cutting device is used in production of musical instrument case and bag Download PDFInfo
- Publication number
- CN211278578U CN211278578U CN201922437500.2U CN201922437500U CN211278578U CN 211278578 U CN211278578 U CN 211278578U CN 201922437500 U CN201922437500 U CN 201922437500U CN 211278578 U CN211278578 U CN 211278578U
- Authority
- CN
- China
- Prior art keywords
- fixed
- limiting
- limit
- spacing
- supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 230000000694 effects Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005012 migration Effects 0.000 description 4
- 238000013508 migration Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Landscapes
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model discloses a supporting panel cutting device is used in production of musical instrument case and bag, including supporting platform, supporting platform's last fixed surface has the linear slide rail that sets up along length direction, install first spacing slider on the linear slide rail, be fixed with spacing carriage through two fastening spiral buttons on the first spacing slider, be provided with supporting panel on the spacing carriage, it is fixed with two spacing cassettes respectively to divide equally on two sides along length direction of spacing carriage, install spacing double-screw bolt on the spacing cassette, the upper end of spacing double-screw bolt is fixed with the regulation and revolves the piece, the lower extreme of spacing double-screw bolt is fixed with and is used for compressing tightly supporting panel's compact heap, the threaded fixation has the push-and-pull rod on the side of first spacing slider. This neotype beneficial effect is that factor of safety is high, and the cutting is accurate, cuts efficiently, has the cushioning effect, reduces mechanical stress, protects the cutting blade dish, improves life.
Description
Technical Field
The utility model relates to a cutting device field, in particular to supporting panel cutting device is used in production of musical instrument case and bag.
Background
When the musical instrument case is produced and processed, the supporting panel needs to be cut, a large supporting panel is cut into small supporting panels with different sizes, then a plurality of supporting panels which accord with the sizes after cutting are assembled and sewn to be made into the musical instrument case, and therefore the supporting panel cutting device for producing the musical instrument case is needed.
But present musical instrument case and bag production is with supporting panel cutting device has that factor of safety is low, and the cutting accuracy is low, and cutting efficiency is low, does not have the cushioning effect, can not protect cutting cutter dish, the short problem of life.
Therefore, it is necessary to design a cutting device for the supporting panel for the production of the musical instrument case, which has the advantages of high safety factor, accurate cutting, high cutting efficiency, buffering effect, reduction of mechanical stress, protection of the cutting cutter disc and improvement of the service life.
SUMMERY OF THE UTILITY MODEL
The utility model provides a musical instrument case and bag production is with supporting panel cutting device can solve prior art, and factor of safety is low, and the cutting accuracy is low, cuts inefficiency, does not have the cushioning effect, can not protect the cutting blade disc, problem that life is short.
The utility model provides a support panel cutting device for producing musical instrument bags, which comprises a support platform, wherein a linear slide rail arranged along the length direction is fixed on the upper surface of the support platform, a first limit slider is installed on the linear slide rail, a limit support frame is fixed on the first limit slider through two fastening screw buttons, a support panel is arranged on the limit support frame, two limit clamping seats are respectively fixed on two sides of the limit support frame along the length direction, a limit stud is installed on the limit clamping seats, an adjusting rotary block is fixed at the upper end of the limit stud, a pressing block for pressing the support panel is fixed at the lower end of the limit stud, a push-pull rod is fixed on the side of the first limit slider through screw threads, a support frame is fixed at the middle position of the support platform along the length direction, and a limit chute arranged along the width direction is arranged on the support frame, install the spacing slider of second on the spacing spout, the lower fixed surface of the spacing slider of second has the first pneumatic cylinder that sets up along vertical direction, the telescopic link end fixing of first pneumatic cylinder has the cutting subassembly, be fixed with the backup pad seat on the support frame, be fixed with the second pneumatic cylinder that sets up along the horizontal direction on the backup pad seat, the telescopic link tip of second pneumatic cylinder with the spacing slider fixed connection of second.
Preferably, the cutting assembly comprises a supporting seat, a cutting cutter disc is mounted on the supporting seat through a rotating shaft, a motor is fixed on the side face of the supporting seat, one end of the rotating shaft is coaxially and fixedly connected with the output end of the motor, two limiting guide pillars are fixed on the supporting seat, a limiting buffer plate is mounted on each limiting guide pillar, a fastening nut is mounted at the upper end of each limiting guide pillar, and a buffer spring is mounted on each limiting guide pillar, relative to the supporting seat and between the limiting buffer plate.
Preferably, the limiting buffer plate is provided with a limiting through hole for the limiting guide pillar to pass through, and the upper end of the limiting guide pillar is provided with an external thread for mounting a fastening nut.
Preferably, the upper surface of the first limiting slide block is provided with a first threaded groove hole for fastening the fastening screw button.
Preferably, the limiting clamping seat is provided with a limiting threaded through hole for mounting the limiting stud.
Preferably, one end of the push-pull rod is provided with a threaded joint, and the first limiting slide block is provided with a second threaded groove hole in threaded connection with the threaded joint.
The utility model provides a beneficial effect is:
1. the supporting panel cutting device for producing the musical instrument case comprises a linear slide rail which is fixed on the upper surface of a supporting platform and is arranged along the length direction, a first limit slide block is arranged on the linear slide rail, a limit supporting frame is fixed on the first limit slide block through two fastening spiral buttons, a supporting panel is arranged on the limit supporting frame, two limit clamping seats are respectively fixed on two side surfaces of the limit supporting frame along the length direction, a limit stud is arranged on each limit clamping seat, a push-pull rod is held by a hand to push the limit supporting frame to drive the supporting panel to move, so that the position to be cut on the supporting panel reaches the position below a first hydraulic cylinder, then the first hydraulic cylinder is started to enable the telescopic end of the first hydraulic cylinder to be telescopic to enable a cutting assembly to be in contact with the position to be cut on the supporting panel, then a motor is started to enable the motor to drive a cutting cutter disc to rotate, further cutting the supporting panel; when using cutting assembly to cut the position of supporting panel's needs cutting, hold the push-and-pull rod, promote spacing carriage and drive supporting panel and remove, make cutting assembly cut the vertical direction on the supporting panel, when the below that the position that needs the cutting on the supporting panel reachs first pneumatic cylinder, start the removal that the second pneumatic cylinder drove cutting assembly, and then make cutting assembly carry out the horizontal direction cutting to supporting panel, when avoiding cutting assembly to cut supporting panel, workman's hand directly promotes supporting panel and cuts supporting panel, hinder the workman, factor of safety is high.
2. The supporting panel cutting device for producing the musical instrument case comprises a linear slide rail, a first limiting slide block, a second limiting slide block, a first hydraulic cylinder, a cutting assembly, a supporting plate seat, a second hydraulic cylinder and a second limiting slide block, wherein the linear slide rail is arranged along the length direction and fixed on the upper surface of a supporting platform; use spacing cassette and spacing double-screw bolt to fix support panel, and set up linear slide rail and first spacing slider and can make spacing carriage remove, drive support panel and remove, through setting up spacing spout, the spacing slider of second, support panel seat and second pneumatic cylinder, start the second pneumatic cylinder and drive the spacing slider horizontal migration of second, and then drive cutting assembly horizontal migration, and then can cut support panel's motionless position, the different positions that need not directly move support panel and cut support panel, the cutting is accurate, cutting efficiency is high.
3. This supporting panel cutting device is used in musical instrument case and bag production installs the cutting blade disc through the pivot on being provided with the supporting seat, is fixed with the motor on the side of supporting seat, in the one end of pivot with the coaxial fixed connection of output of motor is fixed with two spacing guide pillars on the supporting seat, installs a spacing buffer board on spacing guide pillar, installs fastening nut in the upper end of spacing guide pillar, for on spacing guide pillar install buffer spring between supporting seat and the spacing buffer board, make this supporting panel cutting device is used in musical instrument case and bag production have the cushioning effect, reduce mechanical stress, protect the cutting blade disc, improve life.
Drawings
Fig. 1 is a first structural schematic view of a cutting device for a support panel for producing a musical instrument case;
fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;
FIG. 3 is a schematic structural view of a second cutting device for a support panel used in the production of a musical instrument case;
fig. 4 is the utility model provides a third structural schematic diagram of a supporting panel cutting device for producing musical instrument cases.
Description of reference numerals: a support platform 1; a linear slide rail 2; a first limit slide block 3; a limiting support frame 4; a fastening screw knob 5; a push-pull rod 6; a limiting clamping seat 7; a limit stud 8; an adjusting rotary block 9; a compression block 10; a support panel 11; a support frame 12; a limit chute 13; a first hydraulic cylinder 14; a cutting assembly 15; a support base 151; a rotating shaft 152; a cutter disc 153; a motor 154; a limit guide post 155; a limit buffer plate 156; a fastening nut 157; a buffer spring 158 and external threads 159; a second limit slider 16; a support plate seat 17; a second hydraulic cylinder 18; a first threaded slot 19; a second threaded slot 20.
Detailed Description
In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
As shown in fig. 1 to 4, a support panel cutting device for producing a musical instrument case provided by an embodiment of the present invention includes a support platform 1, a linear slide rail 2 disposed along a length direction is fixed on an upper surface of the support platform 1, a first limit slider 3 is installed on the linear slide rail 2, a limit support frame 4 is fixed on the first limit slider 3 through two fastening screw knobs 5, a support panel 11 is disposed on the limit support frame 4, two limit sockets 7 are respectively fixed on two sides of the limit support frame 4 along the length direction, a limit stud 8 is installed on the limit sockets 7, an adjusting screw 9 is fixed on an upper end of the limit stud 8, a pressing block 10 for pressing the support panel 11 is fixed on a lower end of the limit stud 8, a push-pull rod 6 is fixed on a side of the first limit slider 3 by a screw thread, support platform 1 is last to be fixed with support frame 12 along length direction's intermediate position department, set up the spacing spout 13 that sets up along width direction on the support frame 12, install second limit slide 16 on the spacing spout 13, the lower fixed surface of second limit slide 16 has the first pneumatic cylinder 14 that sets up along vertical direction, the telescopic link end fixing of first pneumatic cylinder 14 has cutting assembly 15, be fixed with backup pad seat 17 on the support frame 12, be fixed with the second pneumatic cylinder 18 that sets up along the horizontal direction on the backup pad seat 17, the telescopic link end of second pneumatic cylinder 18 with second limit slide 16 fixed connection.
In this embodiment, the cutting assembly 15 includes a supporting base 151, a cutter disc 153 is mounted on the supporting base 151 through a rotating shaft 152, a motor 154 is fixed on a side surface of the supporting base 151, one end of the rotating shaft 152 is coaxially and fixedly connected with an output end of the motor 154, two limiting guide pillars 155 are fixed on the supporting base 151, a limiting buffer plate 156 is mounted on the limiting guide pillars 155, a fastening nut 157 is mounted at an upper end of the limiting guide pillars 155, and a buffer spring 158 is mounted on the limiting guide pillars 155 and between the supporting base 151 and the limiting buffer plate 156.
In this embodiment, the limiting buffer plate 156 is provided with a limiting through hole for the limiting guide post 155 to pass through, and the upper end of the limiting guide post 155 is provided with an external thread 159 for mounting a fastening nut 157.
In this embodiment, a first threaded slot 19 for fastening the fastening screw knob 5 is formed on the upper surface of the first limiting slider 3.
In this embodiment, the limiting clamping seat 7 is provided with a limiting threaded through hole for mounting the limiting stud 8.
In this embodiment, a threaded joint is disposed at one end of the push-pull rod 6, and a second threaded slot 20 in threaded connection with the threaded joint is disposed on the first limit slider 3.
The working principle is as follows: firstly, a supporting panel 11 is placed on a limiting supporting frame 4, then a limiting stud 8 is loosened and tightened to fix the supporting panel 11, as shown in fig. 1, a push-pull rod 6 is held by a hand to push the limiting supporting frame 4 to drive the supporting panel 11 to move, so that a position, needing to be cut, on the supporting panel 11 reaches the position below a first hydraulic cylinder 14, then the first hydraulic cylinder 14 is started to enable a telescopic end of the first hydraulic cylinder 14 to stretch and retract, so that a cutting assembly 15 is in contact with the position, needing to be cut, on the supporting panel 11, then a motor 154 is started, and the motor 154 drives a cutter disc 153 to rotate, so that the supporting panel 11 is cut.
The technical effects are as follows: the supporting panel cutting device for producing the musical instrument case comprises a linear slide rail 2 which is fixed on the upper surface of a supporting platform 1 and is arranged along the length direction, a first limit slide block 3 is arranged on the linear slide rail 2, a limit supporting frame 4 is fixed on the first limit slide block 3 through two fastening screw knobs 5, a supporting panel 11 is arranged on the limit supporting frame 4, two limit clamping seats 7 are respectively fixed on two side surfaces of the limit supporting frame 4 along the length direction, a limit stud 8 is arranged on the limit clamping seats 7, a push-pull rod 6 is held by a hand to push the limit supporting frame 4 to drive the supporting panel 11 to move, so that the position to be cut on the supporting panel 11 reaches the lower part of a first hydraulic cylinder 14, then the first hydraulic cylinder 14 is started to enable the telescopic end of the first hydraulic cylinder 14 to be telescopic so that a cutting assembly 15 is contacted with the position to be cut on the supporting panel 11, then, the motor 154 is started, so that the motor 154 drives the cutter disc 153 to rotate, and further, the supporting panel 11 is cut; when using cutting assembly 15 to cut the position of the needs cutting of support panel 11, hold push-and-pull rod 6, promote spacing carriage 4 and drive support panel 11 and remove, make cutting assembly 15 cut vertical direction on support panel 11, reach the below of first pneumatic cylinder 14 when the position that needs the cutting on support panel 11, start the removal that second pneumatic cylinder 18 drove cutting assembly 15, and then make cutting assembly 15 carry out the horizontal direction cutting to support panel 11, when avoiding cutting assembly 15 to cut support panel 11, workman's hand directly promotes support panel 11 and cuts support panel 11, hinder the workman, factor of safety is high. The supporting panel cutting device for producing the musical instrument case comprises a linear slide rail 2 which is fixed on the upper surface of a supporting platform 1 and is arranged along the length direction, a first limit slide block 3 is arranged on the linear slide rail 2, a second limit slide block 16 is arranged on a limit slide groove 13, a first hydraulic cylinder 14 which is arranged along the vertical direction is fixed on the lower surface of the second limit slide block 16, a cutting component 15 is fixed on the end part of a telescopic rod of the first hydraulic cylinder 14, a supporting plate seat 17 is fixed on a supporting frame 12, a second hydraulic cylinder 18 which is arranged along the horizontal direction is fixed on the supporting plate seat 17, and the end part of the telescopic rod of the second hydraulic cylinder 18 is fixedly connected with the second limit slide block 16; use spacing cassette 7 and spacing double-screw bolt 8 to fix supporting panel 11, and set up linear slide rail 2 and first spacing slider 3 and can make spacing carriage 4 remove, drive supporting panel 11 and remove, through setting up spacing spout 13, second spacing slider 16, supporting panel seat 17 and second pneumatic cylinder 18, start second pneumatic cylinder 18 and drive 16 horizontal migration of second spacing slider, and then drive cutting assembly 15 horizontal migration, and then can cut supporting panel 11's motionless position, it cuts supporting panel 11 to the different positions of supporting panel 11 not need directly to move, the cutting is accurate, the cutting efficiency is high. This supporting panel cutting device is used in production of musical instrument case and bag installs cutter disc 153 through being provided with pivot 152 on the supporting seat 151, is fixed with motor 154 on the side of supporting seat 151, in the one end of pivot 152 with the coaxial fixed connection of output of motor 154, be fixed with two spacing guide pillars 155 on the supporting seat 151, install a spacing buffer board 156 on spacing guide pillar 155, install fastening nut 157 at the upper end of spacing guide pillar 155, for on spacing guide pillar 155 install buffer spring 158 between supporting seat 151 and the spacing buffer board 156, make this supporting panel cutting device is used in production of musical instrument case and bag have the cushioning effect, reduce mechanical stress, protection cutter disc 153, improve life.
The above disclosure is only for the specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes that can be considered by those skilled in the art should fall into the protection scope of the present invention.
Claims (6)
1. The utility model provides a musical instrument case and bag production is with supporting panel cutting device which characterized in that: the device comprises a supporting platform (1), a linear slide rail (2) arranged along the length direction is fixed on the upper surface of the supporting platform (1), a first limiting slide block (3) is installed on the linear slide rail (2), a limiting support frame (4) is fixed on the first limiting slide block (3) through two fastening screw knobs (5), a support panel (11) is arranged on the limiting support frame (4), two limiting clamping seats (7) are respectively fixed on two side surfaces of the limiting support frame (4) along the length direction, a limiting stud (8) is installed on each limiting clamping seat (7), an adjusting rotary block (9) is fixed at the upper end of each limiting stud (8), a pressing block (10) used for pressing the support panel (11) is fixed at the lower end of each limiting stud (8), and a push-pull rod (6) is fixed on the side surface of the first limiting slide block (3) through threads, support platform (1) is gone up and is fixed with support frame (12) along length direction's intermediate position department, set up spacing spout (13) that set up along width direction on support frame (12), install second limit slide (16) on spacing spout (13), the lower fixed surface of second limit slide (16) has first pneumatic cylinder (14) that set up along vertical direction, the telescopic link end fixing of first pneumatic cylinder (14) has cutting assembly (15), be fixed with backup pad seat (17) on support frame (12), be fixed with second pneumatic cylinder (18) that set up along the horizontal direction on backup pad seat (17), the telescopic link tip of second pneumatic cylinder (18) with second limit slide (16) fixed connection.
2. The device according to claim 1, wherein the cutting assembly (15) comprises a supporting base (151), a cutter disc (153) is mounted on the supporting base (151) through a rotating shaft (152), a motor (154) is fixed on a side surface of the supporting base (151), one end of the rotating shaft (152) is coaxially and fixedly connected with an output end of the motor (154), two limiting guide posts (155) are fixed on the supporting base (151), a limiting buffer plate (156) is mounted on each limiting guide post (155), a fastening nut (157) is mounted at an upper end of each limiting guide post (155), and a buffer spring (158) is mounted on each limiting guide post (155) relative to a position between the supporting base (151) and the limiting buffer plate (156).
3. The device as claimed in claim 2, wherein the limit buffer plate (156) is provided with a limit through hole for the limit guide post (155) to pass through, and the upper end of the limit guide post (155) is provided with an external thread (159) for mounting a fastening nut (157).
4. The device according to claim 1, characterized in that the upper surface of the first limit slider (3) is provided with a first threaded slot (19) for fastening the fastening screw knob (5).
5. The device as claimed in claim 1, wherein the limit socket (7) is provided with a limit threaded through hole for mounting the limit stud (8).
6. The device as claimed in claim 1, characterized in that one end of the push-pull rod (6) is provided with a threaded joint, and the first limit slider (3) is provided with a second threaded slot (20) in threaded connection with the threaded joint.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922437500.2U CN211278578U (en) | 2019-12-30 | 2019-12-30 | Supporting panel cutting device is used in production of musical instrument case and bag |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922437500.2U CN211278578U (en) | 2019-12-30 | 2019-12-30 | Supporting panel cutting device is used in production of musical instrument case and bag |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211278578U true CN211278578U (en) | 2020-08-18 |
Family
ID=72032729
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922437500.2U Expired - Fee Related CN211278578U (en) | 2019-12-30 | 2019-12-30 | Supporting panel cutting device is used in production of musical instrument case and bag |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211278578U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112108716A (en) * | 2020-09-10 | 2020-12-22 | 耒阳市康意电子箱包科技有限公司 | Cutting platform is used in case and bag processing convenient to press from both sides tight panel |
CN112296414A (en) * | 2020-10-26 | 2021-02-02 | 胡国超 | Section bar port fluting device |
CN112296425A (en) * | 2020-10-11 | 2021-02-02 | 胡国超 | Profile edge shaping device |
CN112536470A (en) * | 2021-01-14 | 2021-03-23 | 马鞍山锲恒精密组件科技有限公司 | Efficient cutting device for precise metal component |
CN114713741A (en) * | 2022-04-26 | 2022-07-08 | 武汉达胜泓鑫拆除工程有限公司 | Automatic cable processing production line |
-
2019
- 2019-12-30 CN CN201922437500.2U patent/CN211278578U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112108716A (en) * | 2020-09-10 | 2020-12-22 | 耒阳市康意电子箱包科技有限公司 | Cutting platform is used in case and bag processing convenient to press from both sides tight panel |
CN112296425A (en) * | 2020-10-11 | 2021-02-02 | 胡国超 | Profile edge shaping device |
CN112296414A (en) * | 2020-10-26 | 2021-02-02 | 胡国超 | Section bar port fluting device |
CN112536470A (en) * | 2021-01-14 | 2021-03-23 | 马鞍山锲恒精密组件科技有限公司 | Efficient cutting device for precise metal component |
CN114713741A (en) * | 2022-04-26 | 2022-07-08 | 武汉达胜泓鑫拆除工程有限公司 | Automatic cable processing production line |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN211278578U (en) | Supporting panel cutting device is used in production of musical instrument case and bag | |
CN110421356A (en) | A kind of cutting of square tube and end face are polished integrated equipment | |
CN201693383U (en) | Positioning milling fixture of pneumatic pull rod | |
CN216297758U (en) | Punching mechanism for flange head machining | |
CN109794815A (en) | A kind of novel sharpening fixture | |
CN211248775U (en) | Horizontal fine adjustment platform of laser marking platform | |
CN209935993U (en) | Edge cutting jig in automobile door | |
CN203599629U (en) | Work table for cutting machine | |
CN215943056U (en) | Semiconductor material cutting device | |
CN216941309U (en) | Clamping device for automatic rock stone sawing machine | |
CN217046992U (en) | Vertical sawing machine for cutting graphite square stock | |
CN216291622U (en) | Automatic board intercepting mechanism that divides of large-scale PCBA | |
CN212886284U (en) | Padlock U-shaped groove processing positioning fixture | |
CN217643901U (en) | Efficient chip mounter | |
CN207942231U (en) | A kind of saw blade intermediate installation connection groove forming machine | |
CN212610721U (en) | Leather cutting device is used in production of car seat lining | |
CN219581816U (en) | Cutting machine is used in welding rod production | |
CN108943449A (en) | A kind of multi-functional cutting marble device | |
CN216178949U (en) | Double-station machine tool workpiece turnover device | |
CN216096780U (en) | Positioning device of chamfering machine | |
CN220296910U (en) | Motor fastening device | |
CN213651068U (en) | Aluminum alloy door and window is with type angle sign indicating number saw material feeding unit that takes precautions against earthquakes | |
CN221021774U (en) | Building block pressing and cutting device | |
CN213438359U (en) | Device is got with pressing from both sides to blade production | |
CN215146811U (en) | Special clamp for machining double-hole eccentric threaded hole |
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: 20200818 |