CN208913384U - A kind of laser cutting machine lineation device - Google Patents
A kind of laser cutting machine lineation device Download PDFInfo
- Publication number
- CN208913384U CN208913384U CN201820395611.4U CN201820395611U CN208913384U CN 208913384 U CN208913384 U CN 208913384U CN 201820395611 U CN201820395611 U CN 201820395611U CN 208913384 U CN208913384 U CN 208913384U
- Authority
- CN
- China
- Prior art keywords
- side wall
- main support
- penholder
- fixedly connected
- electromagnet
- 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
Abstract
The utility model discloses a kind of laser cutting machine lineation devices, including the main support being vertically arranged, the side level of the main support is equipped with fixing seat, through equipped with multiple X-axis fine adjustment screws on the side wall of the main support, the end of multiple X-axis fine adjustment screws and fixing seat are rotatablely connected, multiple X-axis fine adjustment screws are threadedly coupled with main support, and the other side of the main support is equipped with electromagnet, are symmetrically arranged with two the first bar shaped sliding slots on the side wall of the main support.The utility model structure is simple, easy to operate, improves the production efficiency of lineation device；The way of contact for improving bow pen and material, the situation for avoiding damage and not drawing；Using the electromagnet of speciality, it is few to have the advantages that signal responds fast, durable and failure；It realizes the unification of bull parameter and bull mutually moves co-ordination, improve work efficiency；Bow pen adds water convenient, has well solved the continuous use time of bow pen.
Description
Technical field
The utility model relates to lineation device technical field more particularly to a kind of laser cutting machine lineation devices.
Background technique
Laser cutting machine is realized in the technology to slice scribing line miscellaneous function, is had using air brushing technology；Have and is swashed using itself
Light device shines ruling, does not need plus other devices；There is pneumatic control lineation device, the technology which is closest to
Scheme.The technology is the signal all the way by laser control system, controls a solenoid valve by relay to control one
Cylinder with penholder realizes scribing line function.Since the inflatable and deflatable circulation action of pneumatic control is slow, electromagnetism is compared in individual part
Iron slow 0.3 second, lineation device frequency of use was high, kept the ring wear of solenoid valve and cylinder big, service life is short.Because of the dress
Set and Slider platform shared using scribing line and laser, pneumatic act is vibrated caused by impact force, it is easy to cause laser head be displaced and
So that laser optical path is shifted, is not worn and the hot all failures of laser barrel to generate cutting.It will cross and be combined use with laser cutting
In industrial production, there should be production efficiency, failure rate is low again, to be also directed to the applicability of industry.The prior art is in leather system
There are above-mentioned technical problems and the technology not by the major reason of the approval of enterprise and use in the production application of product.Its
In problem to be solved have: one, production efficiency is exactly the operating rate of lineation device.Two, nib and the material of lineation device
The way of contact, the prior art will lead to the damage of material or do not drawn using locked metal marker.Three, the working frequency of lineation device
Height, the service life of power section and the probability to break down want low and nib part movement failure etc..Four, bull is drawn
In wire cutting, the location parameter of each scribe head and laser head is adjusted, and to be able to achieve the unification of bull parameter and bull mutually moves coordination
Work improves working efficiency.Five, the stream time of metal marker.
Utility model content
Purpose of the utility model is to solve disadvantage existing in the prior art and problems, and a kind of laser proposed
Cutting machine lineation device.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of laser cutting machine lineation device, including the main support being vertically arranged, the side level of the main support is equipped with
Fixing seat, through being equipped with multiple X-axis fine adjustment screws on the side wall of the main support, the end of multiple X-axis fine adjustment screws with
Fixing seat rotation connection, multiple X-axis fine adjustment screws are threadedly coupled with main support, and the other side of the main support is equipped with electromagnetism
Iron is symmetrically arranged with two the first bar shaped sliding slots on the side wall of the main support, is symmetrically fixedly connected on the side wall of the electromagnet
There are multiple first fastening bolts, multiple first fastening bolts are corresponding with two the first bar shaped runner positions, multiple described
First fastening bolt is slidably connected with the first bar shaped sliding slot, and the electromagnet is fixedly connected on main support by the first fastening nut
Side wall on, the upper end of the electromagnet is fixedly connected with guide post, and sliding sleeve is connected to iron block, the iron block in the guide post
Upper end be fixedly connected with baffle, the barrier slides are socketed in guide post, and spring, the spring are socketed on the iron block
Upper end offset with baffle, the lower end of the spring and the upper end of electromagnet offset, and the guide post is on the side wall of upper end
Through power conveyor screw is equipped with, the power conveyor screw is slidably connected with guide post, screw thread in the power conveyor screw
There are two location nut, two location nuts are located at the two sides of guide post for connection, two location nuts with
Guide post offsets, and the side wall of the main support is equipped with penholder bracket, and the side wall of the penholder bracket is slided equipped with multiple positioning
Slot, the side wall of the main support are equipped with multiple Y-axis adjusting screws corresponding with positioning runner position, and the Y-axis adjusts spiral shell
Silk is slidably connected with positioning runner, and the penholder bracket is fixedly connected on the side wall of main support by Y-axis adjusting screw, described
Penholder guide rail trolley is fixedly connected on the side wall of penholder bracket, the side wall of the penholder guide rail trolley is equipped with placing groove, institute
It states and slidably connects penholder guide rail in placing groove, be fixedly connected with position limiting slide block on the relative inner wall of the placing groove, it is described
The side wall of penholder guide rail is equipped with limit sliding chutes corresponding with position limiting slide block position, and the position limiting slide block and limit sliding chutes are slided
Connection, the power conveyor screw run through penholder guide rail, the power conveyor screw and penholder guide rail far from one end of guide post
It is slidably connected, the penholder guide rail is fixedly connected with penholder on the side wall of lower end, and mounting hole is equipped in the penholder, described
Bow pen is slidably connected in mounting hole, the bow pen includes a water drum, and the upper end of described water drum is equipped with end cap, the pen
The lower end of water drum is equipped with outlet pipe, and the lower end of the outlet pipe is equipped with nib, and written and outlet pipe the junction is equipped with close
Seal, written lock screw is threaded on the side wall of the outlet pipe, and the side wall of the main support is equipped with position-limit mechanism.
Preferably, the position-limit mechanism includes L shape limiter, and the side wall of the L shape limiter is sliding equipped with the second bar shaped
Slot, is fixedly connected with the second fastening bolt corresponding with the second bar shaped runner position on the side wall of the main support, and described
Two fastening bolts are slidably connected with the second bar shaped sliding slot, and the L shape limiter is fixedly connected on main branch by the second fastening nut
On the side wall of frame, the L shape limiter is located at the downside of power conveyor screw.
Preferably, side wall of the main support close to upper end is equipped with installing port, is fixedly connected with electricity in the installing port
Source switch, power supply line is fixedly connected on the power switch, and the power supply line sequentially passes through solid far from one end of power switch
Reservation and threading hole are simultaneously fixedly connected on electromagnet.
Preferably, the power conveyor screw is equipped with stop nut far from one end of guide post.
Preferably, the position limiting slide block is integrally formed with penholder guide rail trolley.
Preferably, the power supply line uses fire-retardant poling.
The utility model structure is simple, easy to operate, this lineation device is by drawing in laser cutting scribing line control system
The control of line signal, drawing line control signal is that V DC signal is controlled by the solid-state relay of a DC control direct current
Become the power section of V DC supply input to the present apparatus from a V exchange, crosses to generate power and power disappearance to realize
's.Signal continues, and electromagnet is powered, and bow pen is fallen, and the height and dynamics fallen is controlled by bow pen and L shape limiter
, control system control movement marks lines；When cross blackout when, electromagnet power-off, spring of the penholder in electromagnet
Lift bow pen under effect.Lines marked at work by above movement like this required for or pattern.This is practical new
Type structure is simple, easy to operate, improves the production efficiency of lineation device；The way of contact for improving bow pen and material, keeps away
The situation damaged and do not drawn is exempted from；Using the electromagnet of speciality, it is few to have the advantages that signal responds fast, durable and failure；It is real
The unification of bull parameter is showed and bull mutually moves co-ordination, has improved work efficiency；Bow pen adds water convenient, well solves
The continuous use time of bow pen.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of laser cutting machine lineation device structural schematic diagram；
Fig. 2 be the utility model proposes a kind of laser cutting machine lineation device side view；
Fig. 3 be the utility model proposes a kind of laser cutting machine lineation device rearview；
Fig. 4 is the schematic enlarged-scale view in Fig. 1 at A；
Fig. 5 is the structural schematic diagram of a water drum in Fig. 1；
Fig. 6 is the structural schematic diagram of written lock screw in Fig. 1；
Fig. 7 is the structural schematic diagram of penholder bracket in Fig. 1；
Fig. 8 is the structural schematic diagram of penholder guide rail trolley in Fig. 1；
Fig. 9 is the structural schematic diagram of penholder guide rail in Fig. 1.
In figure: 1 main support, 2 bow pens, 3 electromagnet, 4 penholder brackets, 5 penholder guide rail trolleies, 6 penholder guide rails, 7 power supplys
Line, 8 threading holes, 9 power conveyor screw, 10 stop nuts, 11 limit sliding chutes, 12 fixing seats, 13X axis fine adjustment screw, 14 power supplys
Switch, 15 iron blocks, 16 springs, 17L shape limiter, 18 penholders, 19Y axis adjusting screw, 20 positioning runners, 21 first fastening spiral shells
Bolt, 22 first bar shaped sliding slots, 23 end caps, 24 outlet pipes, 25 written lock screws, 26 baffles, 27 placing grooves, 28 position limiting slide blocks,
29 second bar shaped sliding slots, 30 guide posts, 31 location nuts, 32 second fastening bolts, 33 water drums, 34 nibs, 35 sealing rings.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-9, a kind of laser cutting machine lineation device, including the main support 1 being vertically arranged, using aluminium alloy material
Matter, it is light-weight, and securely.The side level of main support 1 is equipped with fixing seat 12, runs through on the side wall of main support 1 and is equipped with multiple X-axis
Fine adjustment screw 13, the end of multiple X-axis fine adjustment screws 13 and fixing seat 12 are rotatablely connected, multiple X-axis fine adjustment screws 13 and main branch
Frame 1 is threadedly coupled, and the other side of main support 1 is equipped with electromagnet 3, and signal response is fast, and durable and failure is few.The side wall of main support 1
On be symmetrically arranged with two the first bar shaped sliding slots 22, be symmetrically fixedly connected with multiple first fastening bolts 21 on the side wall of electromagnet 3,
Multiple first fastening bolts 21 are corresponding with two 22 positions of the first bar shaped sliding slot, multiple first fastening bolts 21 and the first bar shaped
Sliding slot 22 is slidably connected, and electromagnet 3 is fixedly connected on the side wall of main support 1 by the first fastening nut, the upper end of electromagnet 3
It is fixedly connected with guide post 30, sliding sleeve is connected to iron block 15 in guide post 30, and the upper end of iron block 15 is fixedly connected with baffle 26, gear
Plate 26 is slidably socketed in guide post 30, and spring 16 is socketed on iron block 15, and upper end and the baffle 26 of spring 16 offset, spring 16
Lower end and the upper end of electromagnet 3 offset, guide post 30 is on the side wall of upper end through being equipped with power conveyor screw 9, power
Conveyor screw 9 is slidably connected with guide post 30, is threadedly coupled in power conveyor screw 9 there are two location nut 31, two position
Nut 31 is located at the two sides of guide post 30, and two location nuts 31 offset with guide post 30, set on the side wall of main support 1
There is penholder bracket 4, the side wall of penholder bracket 4 is equipped with multiple positioning runners 20, and the side wall of main support 1 is equipped with multiple and positioning
The corresponding Y-axis adjusting screw 19 in 20 position of sliding slot, Y-axis adjusting screw 19 are slidably connected with positioning runner 20, and penholder bracket 4 is logical
It crosses Y-axis adjusting screw 19 to be fixedly connected on the side wall of main support 1, penholder guide rail is fixedly connected on the side wall of penholder bracket 4
Trolley 5, the side wall of penholder guide rail trolley 5 are equipped with placing groove 27, slidably connect penholder guide rail 6, placing groove in placing groove 27
Position limiting slide block 28 is fixedly connected on 27 relative inner wall, the side wall of penholder guide rail 6 is equipped with and 28 position phase of position limiting slide block
Corresponding limit sliding chutes 11, position limiting slide block 28 are slidably connected with limit sliding chutes 11, power conveyor screw 9 far from guide post 30 one
Penholder guide rail 6 is run through at end, and power conveyor screw 9 is slidably connected with penholder guide rail 6, and penholder guide rail 6 is solid on the side wall of lower end
Surely it is connected with penholder 18, mounting hole is equipped in penholder 18, bow pen 2 is slidably connected in mounting hole, penholder 18 uses aluminium alloy
Finishing, mating 2 special pens of bow pen can be such that bow pen 2 is slightly moved without making up and down on penholder 18 according to material context
With shaking, can damage to avoid pen tip to material, take pen and upper pen very convenient.Bow pen 2 includes a water drum 33, water drum
33 can design capacity according to the actual situation, add water convenient, well solved pen uses the time.The upper end of water drum 33
Equipped with end cap 23, the lower end of water drum 33 is equipped with outlet pipe 24, and the lower end of outlet pipe 24 is equipped with nib 34, nib 34 and outlet pipe
24 junction is equipped with sealing ring 35, is threaded with written lock screw 25 on the side wall of outlet pipe 24, prevents leak.Main branch
The side wall of frame 1 is equipped with position-limit mechanism.
In the utility model, position-limit mechanism includes L shape limiter 17, can precisely adjust the contact between pen tip and material
Distance.The side wall of L shape limiter 17 is equipped with the second bar shaped sliding slot 29, is fixedly connected on the side wall of main support 1 and Article 2
Corresponding second fastening bolt 32 in 29 position of shape sliding slot, the second fastening bolt 32 are slidably connected with the second bar shaped sliding slot 29, L shape
Limiter 17 is fixedly connected on the side wall of main support 1 by the second fastening nut, and L shape limiter 17 is located at power conveyor screw
9 downside.Side wall of the main support 1 close to upper end is equipped with installing port, is fixedly connected with power switch 14 in installing port, power supply is opened
It closes and is fixedly connected with power supply line 7 on 14, power supply line 7 sequentially passes through fixing seat 12 and threading hole 8 far from one end of power switch 14
And it is fixedly connected on electromagnet 3.Power conveyor screw 9 is equipped with stop nut 10 far from one end of guide post 30.Position limiting slide block
28 are integrally formed with penholder guide rail trolley 5.Power supply line 7 uses fire-retardant poling, improves safety coefficient.
In the utility model, this lineation device is controlled by the scribing line signal in laser cutting scribing line control system, is drawn
Line control signal is that 24V DC signal is controlled by the solid-state relay of a DC control direct current from a 220V friendship
Rheology 24V DC supply input disappears generating power and power to the power section of the present apparatus and realizes scribing line.Signal is held
Continuous, electromagnet 3 is powered, and bow pen 2 is fallen, what the height and dynamics fallen was controlled by bow pen 2 and L shape limiter 17, control
System control movement processed, marks lines；When cross blackout when, electromagnet 3 power off, spring 16 of the penholder 18 in electromagnet 3
Under the action of lift bow pen 2.Lines marked at work by above movement like this required for or pattern.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of laser cutting machine lineation device, including the main support (1) being vertically arranged, which is characterized in that the main support (1)
Side level be equipped with fixing seat (12), it is more through being equipped with multiple X-axis fine adjustment screws (13) on the side wall of the main support (1)
The end and fixing seat (12) of a X-axis fine adjustment screw (13) are rotatablely connected, multiple X-axis fine adjustment screws (13) and main branch
Frame (1) is threadedly coupled, and the other side of the main support (1) is equipped with electromagnet (3), is symmetrically set on the side wall of the main support (1)
There are two the first bar shaped sliding slot (22), multiple first fastening bolts are symmetrically fixedly connected on the side wall of the electromagnet (3)
(21), multiple first fastening bolts (21) are corresponding with two the first bar shaped sliding slot (22) positions, and multiple described first is tight
Fixing bolt (21) is slidably connected with the first bar shaped sliding slot (22), and the electromagnet (3) is fixedly connected on by the first fastening nut
On the side wall of main support (1), the upper end of the electromagnet (3) is fixedly connected with guide post (30), sliding on the guide post (30)
Dynamic to be socketed with iron block (15), the upper end of the iron block (15) is fixedly connected with baffle (26), and the baffle (26) is slidably socketed
It in guide post (30), is socketed with spring (16) on the iron block (15), upper end and the baffle (26) of the spring (16) offset, institute
The upper end of the lower end and electromagnet (3) of stating spring (16) offsets, and the guide post (30) is run through on the side wall of upper end to be equipped with
Power conveyor screw (9), the power conveyor screw (9) are slidably connected with guide post (30), on the power conveyor screw (9)
It being threadedly coupled there are two location nut (31), two location nuts (31) are located at the two sides of guide post (30), and two
The location nut (31) offsets with guide post (30), and the side wall of the main support (1) is equipped with penholder bracket (4), described
The side wall of penholder bracket (4) is equipped with multiple positioning runners (20), and the side wall of the main support (1) is equipped with multiple and positioning and slides
The corresponding Y-axis adjusting screw (19) in slot (20) position, the Y-axis adjusting screw (19) are slidably connected with positioning runner (20),
The penholder bracket (4) is fixedly connected on the side wall of main support (1) by Y-axis adjusting screw (19), the penholder bracket (4)
Side wall on be fixedly connected with penholder guide rail trolley (5), the side wall of the penholder guide rail trolley (5) is equipped with placing groove (27),
It slidably connects penholder guide rail (6) in the placing groove (27), is fixedly connected on the relative inner wall of the placing groove (27)
The side wall of position limiting slide block (28), the penholder guide rail (6) is equipped with limit sliding chutes corresponding with position limiting slide block (28) position
(11), the position limiting slide block (28) is slidably connected with limit sliding chutes (11), and the power conveyor screw (9) is far from guide post (30)
One end run through penholder guide rail (6), the power conveyor screw (9) is slidably connected with penholder guide rail (6), the penholder guide rail
(6) it is fixedly connected with penholder (18) on the side wall of lower end, mounting hole is equipped in the penholder (18), is slided in the mounting hole
Dynamic to be connected with bow pen (2), the bow pen (2) includes a water drum (33), and the upper end of described water drum (33) is equipped with end cap
(23), the lower end of described water drum (33) is equipped with outlet pipe (24), and the lower end of the outlet pipe (24) is equipped with written (34), described
The junction of written (34) and outlet pipe (24) is equipped with sealing ring (35), is threaded with pen on the side wall of the outlet pipe (24)
The side wall of head lock screw (25), the main support (1) is equipped with position-limit mechanism.
2. a kind of laser cutting machine lineation device according to claim 1, which is characterized in that the position-limit mechanism includes L
The side wall of shape limiter (17), the L shape limiter (17) is equipped with the second bar shaped sliding slot (29), the side of the main support (1)
The second fastening bolt (32) corresponding with the second bar shaped sliding slot (29) position, second fastening bolt are fixedly connected on wall
(32) it is slidably connected with the second bar shaped sliding slot (29), the L shape limiter (17) is fixedly connected on master by the second fastening nut
On the side wall of bracket (1), the L shape limiter (17) is located at the downside of power conveyor screw (9).
3. a kind of laser cutting machine lineation device according to claim 1, which is characterized in that the main support (1) is close
The side wall of upper end is equipped with installing port, is fixedly connected with power switch (14) in the installing port, on the power switch (14)
It is fixedly connected with power supply line (7), the power supply line (7) sequentially passes through fixing seat (12) and wear far from the one end of power switch (14)
String holes (8) is simultaneously fixedly connected on electromagnet (3).
4. a kind of laser cutting machine lineation device according to claim 1, which is characterized in that the power conveyor screw
(9) one end far from guide post (30) is equipped with stop nut (10).
5. a kind of laser cutting machine lineation device according to claim 1, which is characterized in that the position limiting slide block (28) with
Penholder guide rail trolley (5) is integrally formed.
6. a kind of laser cutting machine lineation device according to claim 3, which is characterized in that the power supply line (7) uses
Fire-retardant poling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820395611.4U CN208913384U (en) | 2018-03-22 | 2018-03-22 | A kind of laser cutting machine lineation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820395611.4U CN208913384U (en) | 2018-03-22 | 2018-03-22 | A kind of laser cutting machine lineation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208913384U true CN208913384U (en) | 2019-05-31 |
Family
ID=66691631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820395611.4U Expired - Fee Related CN208913384U (en) | 2018-03-22 | 2018-03-22 | A kind of laser cutting machine lineation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208913384U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509248A (en) * | 2019-07-26 | 2019-11-29 | 中国航空工业集团公司济南特种结构研究所 | A kind of lineation device for outer mold surface groove in radome |
-
2018
- 2018-03-22 CN CN201820395611.4U patent/CN208913384U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509248A (en) * | 2019-07-26 | 2019-11-29 | 中国航空工业集团公司济南特种结构研究所 | A kind of lineation device for outer mold surface groove in radome |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203991051U (en) | A kind of surface spraying prosthetic device | |
| CN202914440U (en) | Pressure-adjustable and flow-adjustable buffering hydraulic cylinder and hydraulic system | |
| CN208913384U (en) | A kind of laser cutting machine lineation device | |
| CN102943789A (en) | Adjustable-pressure and adjustable-flow buffer hydraulic cylinder, control method and hydraulic system | |
| CN102615997A (en) | Inkjet printing, marking and scribing device | |
| CN205236976U (en) | Take core shooting machine of automatic sand removal device | |
| CN202169524U (en) | Dual-edge rounding machine for glass | |
| CN107051987A (en) | Adjustable pipe cleaning device | |
| CN211027524U (en) | Improved calender for preparing electronic flat wire | |
| CN202573302U (en) | Inkjet printing, marking and scribing device | |
| CN203228012U (en) | Guiding structure between column and beam of plane-boring and milling machine | |
| CN202701777U (en) | Dragon machining center crossbeam stepped guideway structure | |
| CN102626915B (en) | Matching structure of manipulator sliding table and guide beam | |
| CN209480562U (en) | A kind of chain push-and-pull type injection molding machine mould replacing trolley | |
| CN207026631U (en) | Elevator traction sheave grooving prosthetic device | |
| CN204280966U (en) | A kind of resilient mounting rolling cage shoe | |
| CN204594628U (en) | A kind of capsule sealing automatic tester | |
| CN217551959U (en) | Pneumatic centre clamping mechanism for rubber roll grinding machine | |
| CN205272235U (en) | Longmen is bored and is milled machine | |
| CN204725148U (en) | Prevent the auxiliary support apparatus that screw mandrel is sagging | |
| CN201881655U (en) | Coding machine position controller | |
| CN104210882A (en) | Discharging device capable of conveniently discharging rubber crawler belt | |
| CN103787131B (en) | A kind of folder Intelligent adjustment cuttler | |
| CN205133675U (en) | Novel lathe track laser hardening equipment | |
| CN202623018U (en) | Headpiece moving device of cutting machine |
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: 20190531 Termination date: 20200322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |