CN210925756U - Convenient wire unloading device of winding machine - Google Patents
Convenient wire unloading device of winding machine Download PDFInfo
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- CN210925756U CN210925756U CN201922368159.XU CN201922368159U CN210925756U CN 210925756 U CN210925756 U CN 210925756U CN 201922368159 U CN201922368159 U CN 201922368159U CN 210925756 U CN210925756 U CN 210925756U
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- winding
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- winding former
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Abstract
The utility model discloses a device for conveniently unloading wire of a winding machine, which belongs to the field of winding machines, and the technical proposal is characterized in that the device comprises a frame and a driving motor, wherein the driving motor is provided with a rotating rod, the rotating rod is provided with a winding former fixing shaft, the rotating rod is connected with the winding former fixing shaft in a sliding way, one end of the winding former fixing shaft, which is opposite to the driving motor, is fixedly connected with a fixed block, the frame is fixedly connected with a strip-shaped placing block, the placing block is provided with a moving block, the moving block is divided into two parts, one side of the moving block, which faces the winding former fixing shaft, is provided with an annular T-shaped groove, the fixed block is provided with a straight rod, one end of the straight rod is provided with an adjusting screw rod, the other end is provided with a pulley, the pulley is arranged in the, the utility model discloses can conveniently take off winding former fixed axle, labour saving and time saving.
Description
Technical Field
The utility model belongs to the technical field of the technique of coiling machine and specifically relates to a coiling machine unload traditional thread binding putting of being convenient for.
Background
The voltage transformer is an instrument similar to a transformer and used for transforming voltage, and is mainly used for supplying power to a measuring instrument and a relay protection device, measuring the voltage, the power and the electric energy of a line, or protecting valuable equipment, a motor and the transformer in the line when the line fails. Be equipped with mutual inductance coil on the voltage transformer, mutual inductance coil mainly forms through the insulating tube amalgamation of two door style of calligraphy, all twines round one and the wire of round again on two insulating tubes, when the wire winding, mainly comes the wire winding shaping through the coiling machine, shifts the wire that twines well to the insulating tube on again, forms the coil.
In the prior art, as shown in fig. 1, the winding machine mainly includes a frame 1, the frame 1 is provided with a wire feeding mechanism 2, the wire feeding mechanism 2 can be used for guiding a wire, the frame 1 is provided with a wire winding mechanism 3, the wire winding mechanism 3 includes a driving motor 31 disposed on the frame 1, an output shaft of the driving motor 31 is fixedly connected with a horizontally disposed rotating screw 32, the rotating screw 32 is provided with a horizontally disposed winding former fixing shaft 33, the rotating screw 32 passes through the winding former fixing shaft 33 and is slidably disposed with the winding former fixing shaft 33, the outer wall of the winding former fixing shaft 33 is wound with the wire, two ends of the winding former fixing shaft 33 are provided with fixing nuts 4, the rotating screw 32 passes through the fixing nuts 4 and is in threaded connection with the fixing nuts 4, the fixing nuts 4 are abutted against the winding former fixing shaft 33, one side of the rotating screw 32, which faces away from the driving motor 31, is provided with, the expansion link of the cylinder 5 is abutted against one end of the rotating screw 32 back to the driving motor 31.
The above prior art solutions have the following drawbacks: although this kind of coiling machine can make production efficiency high, the coiling effect is better, in the in-service use process, after around good wire on the winding former fixed axle, when needing to take off, return the telescopic link of cylinder and contract, slowly rotate the fixation nut of winding former fixed axle dorsad driving motor one end this moment, take off fixation nut from rotating the screw rod completely, just can take off the winding former fixed axle, when carrying out next side wire winding, still need rotate fixation nut once more and contradict with the winding former fixed axle, waste time and energy, influence work efficiency.
Disclosure of Invention
Not enough to prior art exists, one of the purposes of the utility model is to provide a coiling machine that can labour saving and time saving improve work efficiency unload traditional thread binding putting of being convenient for.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a wire unloading device of a winding machine comprises a frame, wherein a wire winding mechanism is arranged on the frame, the wire winding mechanism comprises a driving motor arranged on the frame, a horizontally arranged rotating rod is fixedly connected to an output shaft of the driving motor, a horizontally arranged winding die fixing shaft is arranged on the rotating rod, the rotating rod penetrates through the winding die fixing shaft and is in sliding connection with the winding die fixing shaft, a baffle ring is arranged on one side of the rotating rod, facing towards the driving motor, and is abutted against one end of the winding die fixing shaft, facing away from the driving motor, and is fixedly connected with a fixing block, a first fixing hole is formed in the fixing block, a second fixing hole is formed in the rotating rod, a strip-shaped placing block is fixedly connected to the frame and is positioned at one end, facing away from the winding die fixing shaft, of the baffle ring, and a reversed T-shaped moving block is arranged on the placing block, the movable block is divided into two halves about the rotating rod, the movable block is sleeved on the rotating rod, the movable block is provided with an annular T-shaped groove towards one side of the winding former fixed shaft along the periphery of the rotating rod, the fixed block is provided with a straight rod, one end of the straight rod is provided with an adjusting screw, the other end of the straight rod is provided with a fixedly connected pulley, the pulley is arranged in the T-shaped groove in a sliding mode, the pulley is abutted against the inner wall of the T-shaped groove, the adjusting screw penetrates through the straight rod and is in threaded connection with the straight rod, the adjusting screw penetrates through a first fixed hole and a second fixed hole towards one end of the fixed block in sequence and is abutted against the inner wall of the first fixed hole and the.
By adopting the technical scheme, when the wire is wound on the winding former fixed shaft, the moving assembly is started, the moving assembly splices the two halves of the moving block together, at the moment, the adjusting screw rod is rotated, the adjusting screw rod rotates to sequentially pass through the first fixed hole and the second fixed hole and abut against the inner walls of the first fixed hole and the second fixed hole, the relative rotation between the fixed block and the rotating rod is limited, the driving motor is started, the driving motor drives the rotating rod to rotate so as to drive the winding former fixed shaft to rotate for winding, the pulley at one end of the straight rod on the adjusting screw rod slides in the annular T-shaped groove, after the wire is wound, the adjusting screw rod is rotated to separate the adjusting screw rod from the first fixed hole and the second fixed hole, the two halves of the moving block are separated through the moving assembly, and the winding former fixed shaft is conveniently taken down from the rotating rod, time and labor are saved, and the working efficiency is improved.
The present invention may be further configured in a preferred embodiment as: the moving assembly comprises a placing groove arranged on one side, facing the moving block, of the placing block, the placing groove is formed in the length direction of the placing block, a moving screw is arranged in the placing groove and is arranged in the length direction of the placing groove, the moving screw penetrates through the placing groove and is rotatably connected with the placing block, the moving screw is divided into two sections, the thread directions of the two sections of the moving screw are different, the moving block is located in the placing groove towards one side, facing the placing block, of the moving block, the moving screw penetrates through the moving block and is in threaded connection with the moving block, the two halves of the moving block are located at different threads of the moving screw respectively, and the moving block is abutted.
By adopting the technical scheme, when the two halves of the moving block need to be folded or separated, the rotating screw rod is rotated, and the two halves of the moving block move towards the direction close to or away from each other due to the fact that the directions of the two threads on the moving screw rod are different, so that the two halves of the moving block are folded or separated.
The present invention may be further configured in a preferred embodiment as: the contact surface of the moving block and the inner wall of the placing groove is arc-shaped.
Through adopting above-mentioned technical scheme, circular-arc movable block and the setting of standing groove inner wall conflict face can reduce the area of contact of movable block and standing groove inner wall, make the movable block slide more convenient in the standing groove.
The present invention may be further configured in a preferred embodiment as: and a rubber layer is arranged on one side of the baffle ring, which faces the winding former fixed shaft.
Through adopting above-mentioned technical scheme, the setting on rubber layer can give the fender ring buffering, avoids conflicting the collision promoting winding former fixed axle and fender ring, and the harm keeps off ring and winding former fixed axle.
The present invention may be further configured in a preferred embodiment as: the movable block is provided with two through grooves on one side, back to the winding former fixed shaft, of the movable block, the through grooves are respectively located on the two halves of the movable block, a placing plate is arranged in each through groove, the placing plate penetrates through the through grooves to be in sliding connection with the through grooves, and the placing plate is abutted to the pulleys.
Through adopting above-mentioned technical scheme, place the setting of board, can remove and place the board to T type inslot at the two halves separation backs of movable block, make the pulley with place the board conflict, avoid the pulley from T type inslot roll-off.
The present invention may be further configured in a preferred embodiment as: the utility model discloses a wire winding mould fixed axle, including wire winding mould fixed axle, spacing ring, regulating block, drive screw, spacing ring, wire winding mould fixed axle, the cover is equipped with two spacing rings on the wire winding mould fixed axle, and the wire is located between two spacing rings, the spacing ring all contradicts with wire winding mould fixed axle outer wall, it all is equipped with the regulating block to lie in on the wire winding mould fixed axle on the spacing ring wire one side dorsad, be equipped with drive screw on the regulating block, drive screw and wire winding mould fixed axle parallel arrangement, drive screw passes regulating block and regulating.
Through adopting above-mentioned technical scheme, the wire winding is between two spacing rings, and mobilizable spacing ring can control the winding scope of wire in order to adapt to the coil of different specifications, when needs remove the spacing ring, rotates the drive screw, thereby the drive screw rotates and drives the spacing ring and remove.
The present invention may be further configured in a preferred embodiment as: the adjusting block is detachably connected with the winding former fixed shaft.
Through adopting above-mentioned technical scheme, after the wire has been twined on the winding former fixed axle, can break away from regulating block and spacing ring from the winding former fixed axle through the setting of detachable regulating block, be convenient for take off from the winding former fixed axle around the wire that is good.
The present invention may be further configured in a preferred embodiment as: and a turntable handle is arranged at one end of the adjusting screw rod, which is back to the fixed block.
Through adopting above-mentioned technical scheme, the setting of carousel handle can make things convenient for the staff to rotate adjusting screw.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the adjusting screw and the two separable or foldable half moving plates, the winding former fixing shaft wound with the wire can be conveniently separated from the rotating rod, time and labor are saved, and the working efficiency is improved;
2. through the setting of spacing ring and drive screw, can play the effect that can control the winding scope of wire in order to adapt to the coil of different specifications.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the prior art in the background art;
FIG. 2 is a schematic view of the overall structure of the winding machine in the embodiment;
FIG. 3 is an enlarged view of portion A of the embodiment for embodying FIG. 2;
FIG. 4 is an enlarged view of portion B of the embodiment for embodying FIG. 2;
fig. 5 is a sectional view for embodying the first fixing hole and the second fixing hole in the embodiment.
In the figure, 1, a frame; 2. a wire feeding mechanism; 3, a winding mechanism; 31. a drive motor; 32. rotating the screw; 33. a winding former fixing shaft; 34. rotating the rod; 4. fixing a nut; 5. a cylinder; 6. a baffle ring; 7. a first fixing hole; 8. a second fixing hole; 9. a fixed block; 10. placing the blocks; 11. a moving block; 12. a straight rod; 13. adjusting the screw rod; 14. a moving assembly; 141. a placement groove; 142. moving the screw; 15. a pulley; 16. a through groove; 17. placing the plate; 18. a rubber layer; 19. a limiting ring; 20. an adjusting block; 21. a drive screw; 22. a turntable handle; 23. t-shaped groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): referring to fig. 2, for the utility model discloses a coiling machine unload traditional thread binding putting of being convenient for, including frame 1, be equipped with the mechanism 2 of going on the standard grade in frame 1, the mechanism 2 of going on the standard grade can be used for guiding the wire, is equipped with winding mechanism 3 in frame 1, and the mechanism 2 of going on the standard grade guides the wire and enters into winding mechanism 3, winds.
Referring to fig. 2 and 3, the winding mechanism 3 includes a driving motor 31 disposed on the frame 1, a horizontally disposed rotating rod 34 is welded on an output shaft of the driving motor 31, a horizontally disposed winding former fixing shaft 33 is disposed on the rotating rod 34, an air cylinder 5 is disposed on the frame 1, a telescopic rod of the air cylinder 5 abuts against an end of the rotating rod 34 opposite to the driving motor 31, the rotating rod 34 passes through the winding former fixing shaft 33 and is slidably connected with the winding former fixing shaft 33, a conductive wire is wound on an outer wall of the winding former fixing shaft 33, when the winding machine works, the driving motor 31 is started, the driving motor 31 drives the rotating rod 34 to rotate, the rotating rod 34 drives the winding former fixing shaft 33 to rotate, so that the conductive wire led out from the feeding mechanism 2 is wound on the winding former fixing shaft 33, after the conductive wire is wound on the winding former fixing shaft 33, the air cylinder 5, the winding former fixing shaft 33 is removed from the end of the rotating rod 34 facing away from the driving motor 31.
Referring to fig. 3, the cover is equipped with two spacing rings 19 on the winding former fixed axle 33, two spacing rings 19 all contradict with the outer wall of winding former fixed axle 33, winding wire is located between two spacing rings 19, it all is connected with regulating block 20 through the bolt can be dismantled on the wire side of spacing ring 19 dorsad on the winding former fixed axle 33, be equipped with drive screw 21 on the regulating block 20, drive screw 21 and winding former fixed axle 33 parallel arrangement, drive screw 21 passes regulating block 20 and regulating block 20 threaded connection, drive screw 21 passes through bearing rotation with spacing ring 19 towards 19 one end of spacing ring and is connected, through rotating drive screw 21, drive screw 21 rotates and drives spacing ring 19 and remove, thereby the winding scope of control wire is in order to adapt to the coil of different specifications.
Referring to fig. 2 and 3, the rotating rod 34 is welded with the baffle ring 6 on one side of the driving motor 31, the baffle ring 6 is located between the driving motor 31 and the winding former fixing shaft 33, the baffle ring 6 is provided with the rubber layer 18 on one side of the winding former fixing shaft 33, the baffle ring 6 is abutted against the winding former fixing shaft 33, the rubber layer 18 can buffer the baffle ring 6, and the baffle ring 6 and the winding former fixing shaft 33 are prevented from being damaged when the winding former fixing shaft 33 is pushed to collide against the baffle ring 6.
Referring to fig. 4 and 5, a fixed block 9 is disposed on one end of the winding former fixed shaft 33 opposite to the stop ring 6, the rotating rod 34 passes through the fixed block 9 and is slidably connected with the fixed block 9, the fixed block 9 abuts against the outer wall of the rotating rod 34, a first fixed hole 7 is disposed on the fixed block 9, a second fixed hole 8 is disposed on the rotating rod 34, a strip-shaped placing block 10 is welded on the frame 1, the placing block 10 is located on one end of the winding former fixed shaft 33 opposite to the stop ring 6, an inverted T-shaped moving block 11 is disposed on the top side of the placing block 10, the moving block 11 is divided into two halves with respect to the rotating rod 34, the moving block 11 is sleeved on the rotating rod 34 and abuts against the outer wall of the rotating rod 34, an annular T-shaped groove 23 is disposed along the circumference of the rotating rod 34 on one side of the moving block, the pulley 15 is welded at the other end of the moving block 11, the pulley 15 is arranged in the T-shaped groove 23 in a sliding mode, the pulley 15 is abutted against the inner wall of the T-shaped groove 23, the adjusting screw 13 penetrates through the straight rod 12 and is in threaded connection with the straight rod 12, the adjusting screw 13 sequentially penetrates through the first fixing hole 7 and the second fixing hole 8 and is abutted against the inner walls of the first fixing hole 7 and the second fixing hole 8 towards one end of the fixing block 9, a turntable handle 22 is welded at one end, back to the fixing block 9, of the adjusting screw 13, and a moving assembly 14 used for separating or folding the two halves of the moving block. After the conducting wire is wound, the adjusting screw 13 is rotated, the adjusting screw 13 is separated from the first fixing hole 7 and the second fixing hole 8, the two halves of the moving block 11 are separated through the moving assembly 14, the winding former fixing shaft 33 is conveniently taken down from the rotating rod 34, time and labor are saved, and working efficiency is improved.
Referring to fig. 4, the moving assembly 14 includes a placement groove 141 opened on a side of the placement block 10 facing the moving block 11, the placement groove 141 is disposed along a length direction of the placement block 10, a moving screw 142 is disposed in the placement groove 141, the moving screw 142 is disposed along the length direction of the placement groove 141, the moving screw 142 passes through the placement groove 141 and is rotatably connected to the placement block 10, the moving screw 142 is divided into two sections, a thread direction of the two sections of the moving screw 142 is different, the moving block 11 is disposed in the placement groove 141 facing the side of the placement block 10, an abutting surface of the moving block 11 and an inner wall of the placement groove 141 is set to be arc-shaped, the moving screw 142 passes through the moving block 11 and is threadedly connected to the moving block 11, two halves of the moving block 11 are respectively abutted to different threads of the moving screw 142, the moving block 11 abuts against an outer wall of the placement block 10, when the two halves, the two half moving blocks 11 are moved in directions to approach or separate from each other, thereby making the two halves of the moving blocks 11 close or separate.
Referring to fig. 4, two through grooves 16 are formed in one side, back to the winding former fixing shaft 33, of the moving block 11, the two through grooves 16 are respectively located on two halves of the moving block, a placing plate 17 is arranged in each through groove 16, the placing plate 17 penetrates through each through groove 16 to be slidably connected with each through groove 16, and the placing plate 17 abuts against the pulley 15. After the two halves of the moving block 11 are separated, the placing plate 17 is moved into the T-shaped groove 23, so that the pulley 15 is abutted against the placing plate 17, and the pulley 15 is prevented from slipping out of the T-shaped groove 23.
The implementation principle of the embodiment is as follows: when a wire is wound on the winding former fixing shaft 33, the moving screw 142 is rotated to drive the two half moving blocks 11 to be spliced together, at this time, the adjusting screw 13 is rotated to sequentially pass through the first fixing hole 7 and the second fixing hole 8 and abut against the inner walls of the first fixing hole 7 and the second fixing hole 8, the relative rotation between the fixing block 9 and the rotating rod 34 is limited, the driving motor 31 is started, the driving motor 31 drives the rotating rod 34 to rotate so as to drive the winding former fixing shaft 33 to rotate for winding, during the rotation, the pulley 15 at one end of the straight rod 12 on the adjusting screw 13 slides in the annular T-shaped groove 23, after the wire is wound, the adjusting screw 13 is rotated to separate the adjusting screw 13 from the first fixing hole 7 and the second fixing hole 8, and the moving screw 142 is rotated again to separate the two halves of the moving block 11, the winding former fixed shaft 33 is conveniently taken down from the rotating rod 34, time and labor are saved, and the working efficiency is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a coiling machine be convenient for unload traditional thread binding putting, includes frame (1), be equipped with winding mechanism (3) on frame (1), winding mechanism (3) is including setting up driving motor (31) on frame (1), fixedly connected with dwang (34) that the level set up on the output shaft of driving motor (31), be equipped with winding former fixed axle (33) that the level set up on dwang (34), dwang (34) pass winding former fixed axle (33) and winding former fixed axle (33) sliding connection, its characterized in that: dwang (34) are equipped with on driving motor (31) one side and keep off ring (6), keep off ring (6) and winding former fixed axle (33) and contradict towards driving motor (31) one end, winding former fixed axle (33) are driving motor (31) one end fixedly connected with fixed block (9) dorsad, first fixed orifices (7) have been seted up on fixed block (9), second fixed orifices (8) have been seted up on dwang (34), fixedly connected with is gone up in frame (1) banding places piece (10), it is located winding former fixed axle (33) and keeps off ring (6) one end dorsad to place piece (10), place and be equipped with movable block (11) of falling the T type on piece (10), movable block (11) are cut apart into two halves about dwang (34), movable block (11) cover is established on dwang (34), movable block (11) are followed along seting annular T and are seted up on winding former dwang fixed axle (33) one side along annular T (34) week The movable block is characterized by comprising a groove (23), a straight rod (12) is arranged on the fixed block (9), an adjusting screw (13) is arranged on one end of the straight rod (12), a pulley (15) is fixedly connected to the other end of the straight rod (12), the pulley (15) is arranged in the T-shaped groove (23) in a sliding mode, the pulley (15) is abutted to the inner wall of the T-shaped groove (23), the adjusting screw (13) penetrates through the straight rod (12) and is in threaded connection with the straight rod (12), the adjusting screw (13) is abutted to the inner wall of the first fixed hole (7) and the second fixed hole (8) towards one end of the fixed block (9), and a moving assembly (14) used for separating or folding two halves of the movable block (11) is arranged on the placement block (10).
2. The device for facilitating the unloading of a wire for a wire winding machine according to claim 1, wherein: the moving component (14) comprises a placing groove (141) which is arranged on one side of the placing block (10) facing the moving block (11), the placing groove (141) is arranged along the length direction of the placing block (10), a moving screw rod (142) is arranged in the placing groove (141), the moving screw rod (142) is arranged along the length direction of the placing groove (141), the moving screw rod (142) penetrates through the placing groove (141) to be rotationally connected with the placing block (10), the movable screw (142) is divided into two sections, the thread directions of the two sections of movable screw (142) are different, the moving block (11) is positioned in the placing groove (141) towards one side of the placing block (10), the moving screw rod (142) passes through the moving block (11) and is in threaded connection with the moving block (11), the two halves of the moving block (11) are respectively positioned at different threads of the moving screw rod (142), and the moving block (11) is abutted against the outer wall of the placing block (10).
3. The device for facilitating the unloading of a wire for a wire winding machine according to claim 2, wherein: the contact surface of the moving block (11) and the inner wall of the placing groove (141) is arc-shaped.
4. The device for facilitating the unloading of a wire for a wire winding machine according to claim 1, wherein: and a rubber layer (18) is arranged on one side of the baffle ring (6) facing the winding former fixed shaft (33).
5. The device for facilitating the unloading of a wire for a wire winding machine according to claim 1, wherein: the winding die is characterized in that two through grooves (16) are formed in one side, back to the winding die fixing shaft (33), of the moving block (11), the through grooves (16) are respectively located on the two halves of the moving block (11), a placing plate (17) is arranged in each through groove (16), the placing plate (17) penetrates through the through grooves (16) to be in sliding connection with the through grooves (16), and the placing plate (17) is abutted to the pulleys (15).
6. The device for facilitating the unloading of a wire for a wire winding machine according to claim 1, wherein: the cover is equipped with two spacing rings (19) on winding former fixed axle (33), and the wire is located between two spacing rings (19), spacing ring (19) all contradict with winding former fixed axle (33) outer wall, it all is equipped with regulating block (20) on spacing ring (19) wire one side dorsad to lie in on winding former fixed axle (33), be equipped with driving screw (21) on regulating block (20), driving screw (21) and winding former fixed axle (33) parallel arrangement, driving screw (21) pass regulating block (20) and regulating block (20) threaded connection, driving screw (21) rotate with spacing ring (19) towards spacing ring (19) one end and are connected.
7. The device for facilitating the unloading of a wire for a wire winding machine according to claim 6, wherein: the adjusting block (20) is detachably connected with the winding former fixing shaft (33).
8. The device for facilitating the unloading of a wire for a wire winding machine according to claim 1, wherein: and one end of the adjusting screw rod (13) back to the fixed block (9) is provided with a turntable handle (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922368159.XU CN210925756U (en) | 2019-12-25 | 2019-12-25 | Convenient wire unloading device of winding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922368159.XU CN210925756U (en) | 2019-12-25 | 2019-12-25 | Convenient wire unloading device of winding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210925756U true CN210925756U (en) | 2020-07-03 |
Family
ID=71350969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922368159.XU Expired - Fee Related CN210925756U (en) | 2019-12-25 | 2019-12-25 | Convenient wire unloading device of winding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210925756U (en) |
-
2019
- 2019-12-25 CN CN201922368159.XU patent/CN210925756U/en not_active Expired - Fee Related
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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: 20200703 Termination date: 20211225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |