CN209681809U - A kind of base steel composite material polishing machine positioning device - Google Patents
A kind of base steel composite material polishing machine positioning device Download PDFInfo
- Publication number
- CN209681809U CN209681809U CN201920143608.8U CN201920143608U CN209681809U CN 209681809 U CN209681809 U CN 209681809U CN 201920143608 U CN201920143608 U CN 201920143608U CN 209681809 U CN209681809 U CN 209681809U
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- driving motor
- plate
- welded
- threaded rod
- sliding block
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 33
- 239000010959 steel Substances 0.000 title claims abstract description 33
- 239000002131 composite material Substances 0.000 title claims abstract description 22
- 238000005498 polishing Methods 0.000 title abstract description 10
- 238000003466 welding Methods 0.000 claims description 27
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 4
- 244000152100 Sorbus torminalis Species 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 101710176296 Switch 2 Proteins 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model discloses a kind of base steel composite material polishing machine positioning devices, its structure includes bottom plate, switch, supporting block, guide sleeve, first spring, support plate, cylinder, first slide, first driving motor, first draw runner, first threaded rod, first sliding block, second slide, second driving motor, second draw runner, second threaded rod, second sliding block, third driving motor, grinding head, electric pushrod, connecting plate, positioner and power supply line, a kind of base steel composite material polishing machine positioning device of the utility model, by the way that positioner is arranged on connecting plate top, steel-based composite board is placed between clamping plate progress by inclined guide plate, it is consolidated under second spring effect, and it can easily adjust distance between clamping plate thickness difference plate is fixed, the sander feed device solved does not have automatic adjustment function Can and the problem of cause steel plate to be damaged during the grinding process.
Description
Technical field
The utility model relates to metal and metal-based compound technical field of new material preparation more particularly to a kind of base steel are compound
Material polishing machine positioning device.
Background technique
For steel plate after preliminary working, steel plate can be cut into the bulk of homalographic, and before reprocessing, need to shearing
Steel plate side carries out the processing of burr removing, and flash refers in drypoint, cutting plate and engraving, is carved by needle or icking tool in metal sheet surface
The coarse side that line is formed, in direct groove, flash is perhaps retained to create the soft and mould for showing technical characteristic
The line of paste, but in recess engraving, to obtain clean lucid and lively lines, all flashes will be scraped off with scraper, but existing
The sander feed device for having technology to have does not have automatic regulation function, is damaged during the grinding process so as to cause steel plate
Problem.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of base steel composite material sander positioning
Device does not have automatic regulation function to solve the sander feed device that has, so as to cause steel plate during the grinding process by
The problem of damage.
To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of base steel composite wood
Material polishing machine positioning device, including bottom plate, switch, supporting block, guide sleeve, the first spring, support plate, cylinder, first slide, first
Driving motor, the first draw runner, the first threaded rod, the first sliding block, second slide, the second driving motor, the second draw runner, the second screw thread
Bar, the second sliding block, third driving motor, grinding head, electric pushrod, connecting plate, positioner and power supply line, the bottom plate top
Left back portion is provided with bolt and is bolted with switch bottom end, and the supporting block bottom face is rectangular to pass through manual metal-arc welding mode
It is welded with bottom plate top middle and back, supporting block top end face periphery is welded with guide sleeve bottom end by manual metal-arc welding mode
Connect, first spring outer surface is welded with guide sleeve for two up and down, support plate bottom face periphery by manual metal-arc welding mode with
Guide sleeve top is welded, and the cylinder top is welded with support plate top middle portion, the cylinder top middle portion and first
Sliding base rear end bottom is welded, and first driving motor bottom end and first slide top rear portion pass through bolt progress bolt company
It connects, the first driving motor front center and the first screw thread rod rear end carry out grafting, and first threaded rod runs through the simultaneously
In the middle part of one slide rear and front end, and the first threaded rod is rotatablely connected with first slide, described first slide inner wall or so
Both ends top is welded with the first draw runner by manual metal-arc welding mode, and it is sliding that first is slidably connected in the middle part of first sliding block left and right ends
Item, first threaded rod is in the middle part of the first sliding block rear and front end, and the first threaded rod and the first sliding block carry out screw thread company
It connects, second sliding block top is welded with the first sliding block bottom end by manual metal-arc welding mode, second driving motor bottom end
It is bolted with second slide top right part by bolt, it is right with the second threaded rod in the middle part of second driving motor left end
End carries out grafting, and second threaded rod runs through simultaneously in the middle part of second slide left and right ends, and the second threaded rod and second is slided
Seat is rotatablely connected, and second slide inner wall rear and front end top is welded with the second draw runner by manual metal-arc welding mode, described
The second draw runner is slidably connected in the middle part of second sliding block left and right ends, second threaded rod is in the first sliding block rear and front end
Portion, and the second threaded rod is threadedly coupled with the second sliding block, and second sliding block bottom end passes through bolt and third driving electricity
Machine top is bolted, and the third driving motor center bottom and grinding head top carry out grafting, the electric pushrod
Left end bottom is welded with the left portion in bottom plate top, passes through manual metal-arc welding side with connecting plate bottom end at the top of the electric pushrod right end
Formula is welded, and the positioner bottom end is bolted with connecting plate top by bolt, the switch left end setting
There is power supply line, the positioner is made of U-shaped board, second spring, clamping plate and inclined guide plate, described U-shaped board inner wall or so two
End is welded with second spring by manual metal-arc welding mode, and the clamping plate left end is welded with second spring right end, the clamping plate top
End is welded with inclined guide plate bottom end by manual metal-arc welding mode, and the U-shaped board bottom end and connecting plate top are carried out by bolt
It is bolted, the cylinder, the first driving motor, the second driving motor, third driving motor, electric pushrod and power supply line are logical
Cross switch be electrically connected, the switch top end face be provided with five buttons and its respectively with cylinder, the first driving motor, second
Driving motor, third driving motor and electric pushrod are electrically connected.
Further, the bottom plate bottom face is parallel to each other with holding plane, and bottom plate bottom face is provided with striated
Anti-skid chequer.
Further, the guide sleeve is provided with 20 groups, and it is equally distributed on supporting block top end face periphery.
Further, the circle number of first spring is provided with eight circles, and the elastic limit of the first spring is 40N.
Further, the supporting block bottom face is parallel to each other with bottom plate top end face, and supporting block bottom face is smooth.
Further, first draw runner outer surface left part is mutually chimeric in the middle part of the first sliding block right end, and it is chimeric
Gap width be 3mm.
Further, the inclined guide plate top end face is 45 degree compared to the tilt angle of holding plane, and is inclined
Slope guide plate top end face is smooth.
A kind of base steel composite material polishing machine positioning device of the utility model, is filled by the way that detent is arranged on connecting plate top
It sets, steel-based composite board is placed between clamping plate progress by inclined guide plate, is consolidated under second spring effect, and can
Thickness difference plate is fixed in distance between convenient adjusting clamping plate, and the sander feed device solved does not have automatic
Regulatory function and the problem of cause steel plate to be damaged during the grinding process.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the partial structurtes A schematic diagram of the utility model;
Fig. 3 is the positioner structural schematic diagram of the utility model;
In figure: bottom plate -1, switch -2, supporting block -3, guide sleeve -4, the first spring -5, support plate -6, cylinder -7, first are slided
The -8, first driving motor -9 of seat, the first draw runner -10, the first threaded rod -11, the first sliding block -12, second slide -13, second drive
Dynamic motor -14, the second draw runner -15, the second threaded rod -16, the second sliding block -17, third driving motor -18, grinding head -19, electricity
Dynamic push rod -20, positioner -22, power supply line -23, U-shaped board -221, second spring -222, clamping plate -223, inclines at connecting plate -21
Slope guide plate -224.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, the utility model provides a kind of base steel composite material polishing machine positioning device: including
Bottom plate 1, switch 2, supporting block 3, guide sleeve 4, the first spring 5, support plate 6, cylinder 7, first slide 8, the first driving motor 9,
One draw runner 10, the first threaded rod 11, the first sliding block 12, second slide 13, the second driving motor 14, the second draw runner 15, the second spiral shell
Rasp bar 16, the second sliding block 17, third driving motor 18, grinding head 19, electric pushrod 20, connecting plate 21, positioner 22 and electricity
Source line 23, the left back portion in 1 top of bottom plate are provided with bolt and are bolted with 2 bottom end of switch, and 3 bottom face of supporting block is rectangular
It is welded by manual metal-arc welding mode and 1 top middle and back of bottom plate, 3 top end face periphery of supporting block and 4 bottom end of guide sleeve pass through hand arc
Weldering mode is welded, and 5 outer surface of the first spring is welded with guide sleeve 4 for two up and down, and 6 bottom face periphery of support plate passes through manual metal-arc welding
Mode is welded with 4 top of guide sleeve, and 7 top of cylinder is welded with 6 top middle portion of support plate, 7 top middle portion of cylinder and the
One slide, 8 rear end bottom is welded, and 9 bottom end of the first driving motor carries out bolt by bolt with 8 top rear portion of first slide
Connection, 9 front center of the first driving motor and 11 rear end of the first threaded rod carry out grafting, and the first threaded rod 11 runs through first simultaneously
In the middle part of 8 rear and front end of slide, and the first threaded rod 11 is rotatablely connected with first slide 8,8 inner wall of first slide or so two
End top is welded with the first draw runner 10 by manual metal-arc welding mode, slidably connects the first draw runner in the middle part of 12 left and right ends of the first sliding block
10, the first threaded rod 11 is in the middle part of 12 rear and front end of the first sliding block, and the first threaded rod 11 and the first sliding block 12 carry out spiral shell
Line connection, 17 top of the second sliding block are welded with 12 bottom end of the first sliding block by manual metal-arc welding mode, 14 bottom of the second driving motor
End is bolted with 13 top right part of second slide by bolt, 14 left end of the second driving motor middle part and the second threaded rod
16 right ends carry out grafting, the second threaded rod 16 simultaneously in the middle part of 13 left and right ends of second slide, and the second threaded rod 16 with
Second slide 13 is rotatablely connected, and 13 inner wall rear and front end top of second slide is welded with the second draw runner by manual metal-arc welding mode
15,17 left and right ends of the second sliding block middle part slidably connects the second draw runner 15, and the second threaded rod 16 is through 12 front and back of the first sliding block
In the middle part of both ends, and the second threaded rod 16 is threadedly coupled with the second sliding block 17, and 17 bottom end of the second sliding block passes through bolt and the
Three driving motors, 18 top is bolted, and 18 center bottom of third driving motor and 19 top of grinding head carry out grafting, electricity
Dynamic 20 left end bottom of push rod is welded with the left portion in 1 top of bottom plate, logical with 21 bottom end of connecting plate at the top of 20 right end of electric pushrod
It crosses manual metal-arc welding mode to be welded, 22 bottom end of positioner is bolted with 21 top of connecting plate by bolt, and switch 2 is left
End is provided with power supply line 23, and positioner 22 is made of U-shaped board 221, second spring 222, clamping plate 223 and inclined guide plate 224, U
221 inner wall left and right ends of template are welded with second spring 222 by manual metal-arc welding mode, and 223 left end of clamping plate and second spring 222 are right
End welded, 223 top of clamping plate is welded with 224 bottom end of inclined guide plate by manual metal-arc welding mode, 221 bottom end of U-shaped board and
21 top of connecting plate is bolted by bolt, cylinder 7, the first driving motor 9, the second driving motor 14, third driving
Motor 18, electric pushrod 20 and power supply line 23 are electrically connected by switch 2,2 top end face of switch be arranged there are five button and
It is electrically connected with cylinder 7, the first driving motor 9, the second driving motor 14, third driving motor 18 and electric pushrod 20 respectively
It connects.
Wherein, 1 bottom face of bottom plate is parallel to each other with holding plane, and 1 bottom face of bottom plate is provided with striated
Anti-skid chequer increases frictional force, improves and places firm power.
Wherein, the guide sleeve 4 is provided with 20 groups, and it is equally distributed on 3 top end face of supporting block periphery, increases contact
Degree of flexibility, improve protection to steel plate.
Wherein, the circle number of first spring 5 is provided with eight circles, and the elastic limit of the first spring 5 is 40N, rationally
Material is set, so that maximum provide degree of flexibility effect.
Wherein, 3 bottom face of supporting block is parallel to each other with 1 top end face of bottom plate, and 3 bottom face of supporting block is smooth, increases
Big contact area, improves firm power.
Wherein, the 10 outer surface left part of the first draw runner is mutually chimeric in the middle part of 12 right end of the first sliding block, and it is chimeric
Gap width be 3mm, sliding space is provided, is moved easily.
Wherein, 224 top end face of inclined guide plate is 45 degree compared to the tilt angle of holding plane, and is tilted
224 top end face of guide plate is smooth, reduces and stops, is conveniently caught in.
When user wants using this patent, firstly, base steel composite material polishing machine positioning device is placed on
Suitable position, and consolidated by bottom plate 1, and 1 bottom face of bottom plate is parallel to each other with holding plane, and 1 bottom end of bottom plate
Face is provided with the anti-skid chequer of striated, increases frictional force, improves the firm power of placement and then connects outside by power supply line 23
Steel-based composite board is placed on clamping plate by inclined guide plate 224 by the way that positioner 22 is arranged on 21 top of connecting plate by power supply
223 carry out between, consolidated under the effect of second spring 222, and can easily adjust between clamping plate 223 distance to thickness
Different plates are fixed, and the sander feed device solved does not have automatic regulation function and causes steel plate in bruting process
In the problem of being damaged then start electric pushrod 20 for the positioner 22 and be delivered to suitable position, finally, starting
The air feed equipment of outside setting carries out importing gas to the cylinder barrel air inlet in cylinder 7 by tracheae, passes through the electricity of outside setting
The effect of adjusting knob in magnet valve and cylinder 7, to control gas expansion rate in cylinder 7, the piston in cylinder 7 by
Pressure into cylinder barrel, and then the piston rod in pusher cylinder 7 moves up and down;Later, while the first drive is respectively started
Dynamic motor 9 and the second driving motor 14 are operated, so that the output shaft of 9 front center of the first driving motor is rotated, band
First threaded rod 11 of the output shaft front end setting of dynamic first driving motor, 9 front center is rotated, so that the first sliding block 12
It is moved forward and backward at the first draw runner 10, and then ceramic pump 18 and spray head 19 is driven to carry out back-and-forth motion adjusting, similarly, second
Output shaft in the middle part of 14 left end of driving motor is rotated, and the output shaft front end setting of 14 front center of the second driving motor is driven
The second threaded rod 16 rotated so that the second sliding block 17 carries out moving left and right adjusting at the second draw runner 15;In conclusion
The position of i.e. adjustable third driving motor 18 and grinding head 19, positions the steel-based composite board that will carry out burr removing,
Restart third driving motor 18 to be operated, so that the output shaft of 18 bottom end of third driving motor setting is rotated, and band
The grinding head 19 of dynamic 18 bottom end output shaft bottom end of third driving motor setting is rotated, and is carried out burr removing to steel-based composite board and is beaten
Mill processing, but be welded on guide sleeve 4 by the first spring 5, and guide sleeve 4 and the setting of the first spring 5 are in supporting block 3 and support
Between plate 6, guarantee steel-based composite board is flexible contact with the contact of grinding head 19, and steel plate will not be damaged because of polishing.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein.It should not treat any reference in the claims as limiting related right
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
- The machine positioning device 1. a kind of base steel composite material is polished, it is characterised in that: its structure includes bottom plate (1), switch (2), branch Bracer (3), guide sleeve (4), the first spring (5), support plate (6), cylinder (7), first slide (8), the first driving motor (9), One draw runner (10), the first threaded rod (11), the first sliding block (12), second slide (13), the second driving motor (14), the second draw runner (15), the second threaded rod (16), the second sliding block (17), third driving motor (18), grinding head (19), electric pushrod (20), company Fishplate bar (21), positioner (22) and power supply line (23), the left back portion in bottom plate (1) top are provided with bolt and switch (2) bottom End is bolted, supporting block (3) bottom face it is rectangular by manual metal-arc welding mode and bottom plate (1) top middle and back into Row welding, supporting block (3) the top end face periphery are welded with guide sleeve (4) bottom end by manual metal-arc welding mode, first bullet Spring (5) outer surface is welded with guide sleeve (4) for two up and down, and support plate (6) the bottom face periphery passes through manual metal-arc welding mode and guide sleeve (4) top is welded, and cylinder (7) top is welded with support plate (6) top middle portion, in cylinder (7) top Portion is welded with first slide (8) rear end bottom, the first driving motor (9) bottom end and first slide (8) top rear portion It being bolted by bolt, the first driving motor (9) front center and the first threaded rod (11) rear end carry out grafting, First threaded rod (11) is simultaneously through first slide (8) rear and front end middle part, and the first threaded rod (11) is slided with first Seat (8) is rotatablely connected, and first slide (8) the inner wall left and right ends top is welded with the first draw runner by manual metal-arc welding mode (10), it is slidably connected the first draw runner (10) in the middle part of the first sliding block (12) left and right ends, first threaded rod (11) is passed through It wears in the middle part of the first sliding block (12) rear and front end, and the first threaded rod (11) is threadedly coupled with the first sliding block (12), it is described Second sliding block (17) top is welded with the first sliding block (12) bottom end by manual metal-arc welding mode, second driving motor (14) Bottom end is bolted with second slide (13) top right part by bolt, in the middle part of the second driving motor (14) left end with Second threaded rod (16) right end carries out grafting, and second threaded rod (16) is simultaneously in second slide (13) left and right ends Portion, and the second threaded rod (16) is rotatablely connected with second slide (13), second slide (13) the inner wall rear and front end Top is welded with the second draw runner (15) by manual metal-arc welding mode, and the is slidably connected in the middle part of the second sliding block (17) left and right ends Two draw runners (15), second threaded rod (16) is in the middle part of the first sliding block (12) rear and front end, and the second threaded rod (16) It is threadedly coupled with the second sliding block (17), the second sliding block (17) bottom end passes through bolt and third driving motor (18) top It is bolted, third driving motor (18) center bottom and grinding head (19) top carry out grafting, described electronic to push away Bar (20) left end bottom is welded with bottom plate (1) the left portion in top, electric pushrod (20) the right end top and connecting plate (21) bottom end is welded by manual metal-arc welding mode, positioner (22) bottom end and connecting plate (21) top by bolt into Row is bolted, and described switch (2) left end is provided with power supply line (23), and the positioner (22) is by U-shaped board (221), second Spring (222), clamping plate (223) and inclined guide plate (224) composition, U-shaped board (221) the inner wall left and right ends pass through manual metal-arc welding side Formula is welded with second spring (222), and clamping plate (223) left end is welded with second spring (222) right end, the clamping plate (223) top is welded with inclined guide plate (224) bottom end by manual metal-arc welding mode, U-shaped board (221) bottom end and connecting plate (21) top is bolted by bolt, the cylinder (7), the first driving motor (9), the second driving motor (14), Three driving motors (18), electric pushrod (20) and power supply line (23) are electrically connected by switching (2), switch (2) top End face setting there are five button and its respectively with cylinder (7), the first driving motor (9), the second driving motor (14), third drive Motor (18) and electric pushrod (20) are electrically connected.
- The machine positioning device 2. a kind of base steel composite material according to claim 1 is polished, it is characterised in that: the bottom plate (1) bottom face is parallel to each other with holding plane, and bottom plate (1) bottom face is provided with the anti-skid chequer of striated.
- The machine positioning device 3. a kind of base steel composite material according to claim 1 is polished, it is characterised in that: the guide sleeve (4) 20 groups are provided with, and it is equally distributed on supporting block (3) top end face periphery.
- The machine positioning device 4. a kind of base steel composite material according to claim 1 is polished, it is characterised in that: first bullet The circle number of spring (5) is provided with eight circles, and the elastic limit of the first spring (5) is 40N.
- The machine positioning device 5. a kind of base steel composite material according to claim 1 is polished, it is characterised in that: the supporting block (3) bottom face is parallel to each other with bottom plate (1) top end face, and supporting block (3) bottom face is smooth.
- The machine positioning device 6. a kind of base steel composite material according to claim 1 is polished, it is characterised in that: described first is sliding Item (10) outer surface left part is mutually chimeric in the middle part of the first sliding block (12) right end, and its chimeric gap width is 3mm.
- The machine positioning device 7. a kind of base steel composite material according to claim 1 is polished, it is characterised in that: the inclination is led Plate (224) top end face is 45 degree compared to the tilt angle of holding plane, and inclined guide plate (224) top end face is smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920143608.8U CN209681809U (en) | 2019-01-29 | 2019-01-29 | A kind of base steel composite material polishing machine positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920143608.8U CN209681809U (en) | 2019-01-29 | 2019-01-29 | A kind of base steel composite material polishing machine positioning device |
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| Publication Number | Publication Date |
|---|---|
| CN209681809U true CN209681809U (en) | 2019-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920143608.8U Expired - Fee Related CN209681809U (en) | 2019-01-29 | 2019-01-29 | A kind of base steel composite material polishing machine positioning device |
Country Status (1)
| Country | Link |
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| CN (1) | CN209681809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112388050A (en) * | 2020-10-23 | 2021-02-23 | 天津贝林思模具有限公司 | Shaping tool for die machining and trimming |
-
2019
- 2019-01-29 CN CN201920143608.8U patent/CN209681809U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112388050A (en) * | 2020-10-23 | 2021-02-23 | 天津贝林思模具有限公司 | Shaping tool for die machining and trimming |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20191126 Termination date: 20220129 |