CN209394434U - A kind of cutting grinding apparatus of workpiece - Google Patents
A kind of cutting grinding apparatus of workpiece Download PDFInfo
- Publication number
- CN209394434U CN209394434U CN201822040738.7U CN201822040738U CN209394434U CN 209394434 U CN209394434 U CN 209394434U CN 201822040738 U CN201822040738 U CN 201822040738U CN 209394434 U CN209394434 U CN 209394434U
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- China
- Prior art keywords
- rotation
- shield
- workpiece
- rotary table
- rotation shield
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Abstract
The utility model provides a kind of cutting grinding apparatus of workpiece, including at least two for accommodating the rotary table and rotation shield, mechanical arm of workpiece；Rotating the projection of shield on the ground is specially arc surface, rotates shield using the center of circle as center moving in rotation；The projection of rotary table on the ground is in the circle where arc surface；Rotation shield is rotated to the direction close to rotary table to covering rotary table；Mechanical arm is clamped with milling tools and polishes workpiece, after polishing, rotation shield is rotated to another rotary table for being fixed with the workpiece that do not polish to covering rotary table, mechanical arm adjustment job position simultaneously polishes to workpiece above, and the workpiece for end of having polished on rotary table is removed and loads onto the workpiece that do not polish.Using the technical program can realize large-scale workpiece grinding efficiency raising and grinding accuracy it is perfect, while providing good operating environment, reduce the operation requirement of operator.
Description
Technical field
The utility model relates to grinding workpieces field, in particular to a kind of cutting grinding apparatus of workpiece.
Background technique
Existing grinding apparatus has problems in the polishing for large-scale workpiece, such as: the feeding of large-scale workpiece
Blanking is spent human and material resources greatly；And large-scale workpiece is during the grinding process, the dust rubbish of manufacture is numerous, and equipment is without closing
System, operating environment are still severe；And the miniature workpiece that can only polish.It is very not scientific and very using manual polishing operation
Inefficient way, but polished using grinding apparatus, the dust rubbish protection of manufacture is again a big problem, and in large-scale work
In part feeding blanking process, consuming time is long, caused by it is long in time limit.In addition, polishing tool does not use quick change mode, replacement is beaten
Consuming time is long when knife milling tool, and manual operation amount is big.
Utility model content
The purpose of this utility model is to provide a kind of cutting grinding apparatus of workpiece, realize large-scale workpiece grinding efficiency
Improve and grinding accuracy it is perfect, while providing good operating environment, reduce the operation requirement of operator.
In order to solve the above-mentioned technical problem, the utility model provides a kind of cutting grinding apparatus of workpiece, including at least
Two rotary tables and rotation shield, mechanical arm, driving motor, workpiece for accommodating workpiece are fixed on the revolution
On workbench, the driving motor driving rotation shield rotation and the mechanical arm operation；The rotation shield is on ground
On projection be specially arc surface, the rotation shield is using the center of circle as center moving in rotation；The rotary table is on ground
On projection be located at the arc surface where circle in；The rotation shield is rotated to the direction close to the rotary table
To covering the rotary table；The mechanical arm is clamped with milling tools and polishes the workpiece, after polishing,
The rotation shield is rotated to another rotary table for being fixed with the workpiece that do not polish to covering the rotary table,
The mechanical arm adjusts job position and polishes workpiece above, while the work for end of having polished on rotary table
Part is removed and loads onto the workpiece that do not polish.
In a preferred embodiment, the side of the rotation shield is provided with isolating door, the isolating door with it is described
Rotation shield is slidably connected；In polishing, the isolating door slides into certain position to be made workpiece in the rotation shield
The side of the rotation shield is isolated setting, when the rotation shield moving in rotation, the isolating door slides into one
Positioning set so that it is described rotation shield side it is unobstructed, make mechanical arm excessively it is described rotation shield side.
In a preferred embodiment, the isolating door is anti-along the radial direction of arc surface where rotation shield and the rotation
Shield is slidably connected；The isolating door slides into certain position to close to center of circle direction, the side of the rotation shield by every
From；The isolating door slides into certain position to far from center of circle direction, and the side of the rotation shield is unobstructed.
It further include cleaning shaft and dust arrester in a preferred embodiment, the cleaning shaft connection rotation is anti-
The dust in the rotation shield is discharged in shield and dust arrester.
It further include moving track in a preferred embodiment, the mechanical arm is slidably connected with the moving track；Institute
It states mechanical arm and is moved to progress operation at each rotary table along moving track setting direction.
In a preferred embodiment, the rotary table includes the first rotary table being set side by side and second time
Revolving worktable；The moving track is arranged radially along arc surface where the rotation shield；The rotation shield has
One rotation axis, the center point of arc surface where the projection of the rotation axis on the ground is located at the rotation shield；Described turn
Rotation shield rotation described in moving axis rotate driving.
It further include shield shelves in a preferred embodiment；The side setting of the shield shelves is
The first rotary table and the second rotary table are stated, the other side is specially metope；The shield shelves are fixed on described
Metope；The shield shelves are provided with holding chamber backwards to the metope；The two sides of the rotation shield are along the vertical direction
It is provided with sealing strip；The rotation shield moving in rotation is to the first rotary table or the second rotary table position
When, the rotation shield wherein in the sealing strip insertion holding chamber of side, makes side and the wall of the rotation shield
The workspace to form the rotation shield that one is isolated from the outside is isolated by isolating door for face sealing, the other side.
It further include a tool changing library in a preferred embodiment, the tool changing library is slidably connected with the moving track；Institute
Stating deposit in tool changing library has grinding wheel and small abrasive nose；It is required according to the different polishings to workpiece, replaces different cutters to workpiece
Carry out polishing operation.
It further include an operating room in a preferred embodiment, the operating room is slidably connected with the moving track；Institute
Operating room is stated to be moved at each rotary table along moving track setting direction；Operator is located at manipulation in the operating room
The movement and operation of the rotation shield, rotary table, mechanical arm and operating room.
In a preferred embodiment, the front of the rotation shield is provided with watch window and escape door；The sight
It examines window and is provided with glass, so that outside operator observes the handling situations in the rotation shield.
Compared to the prior art, the technical solution of the utility model have it is following the utility model has the advantages that
The utility model provides a kind of cutting grinding apparatus of workpiece, passes through setting rotation shield and multiple revolution works
Make platform, so that the workpiece on a rotary table, when being polished, rotation shield can turn to its position will
The rotary table is isolated from the outside, and so that the dust rubbish generated during polishing operation controlled, collected, gives operator
Member provides a good working environment.Also, after grinding workpieces, rotation shield turns to another revolution work
This rotary table is isolated at platform, when this rotary table is polished, while upper revolution work
The workpiece of end of making to polish on platform unloads and loads onto next workpiece that do not polish, this enables to the uninterrupted operation of mechanical arm,
Without the time restriction by workpiece loading and unloading, when the loading and unloading that this point is up to 500 kilograms even one ton for weight expend
Between long large-scale workpiece seem particularly important.Finally, the utility model also has a tool changing library, can be needed for different polishings
It wants, replaces different polishing tools, realize automatic tool changer, realize that cutting and technique for grinding are integrated, avoid artificial tool changing and disappear
Time-consuming.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of the cutting grinding apparatus of workpiece in the preferred embodiment in the utility model；
Fig. 2 is a kind of the first rotary table of polishing of the cutting grinding apparatus of workpiece in the preferred embodiment in the utility model
On workpiece use state diagram；
Fig. 3 is a kind of the second rotary table of polishing of the cutting grinding apparatus of workpiece in the preferred embodiment in the utility model
On workpiece use state diagram；
Fig. 4 is a kind of part of the shield shelves of the cutting grinding apparatus of workpiece in the preferred embodiment in the utility model
Structure enlargement diagram；
Fig. 5 is a kind of front knot of the rotation shield of the cutting grinding apparatus of workpiece in the preferred embodiment in the utility model
Structure schematic diagram；
Fig. 6 sets for the mechanical arm and tool changing warehouse compartment of the cutting grinding apparatus of workpiece a kind of in the preferred embodiment in the utility model
Relation schematic diagram；
Fig. 7 is a kind of tool changing library structure schematic diagram of the cutting grinding apparatus of workpiece in the preferred embodiment in the utility model.
Specific embodiment
The utility model is described further below in conjunction with the drawings and specific embodiments.
A kind of cutting grinding apparatus of workpiece 3, referring to figs. 1 to 7, including at least two for accommodating the revolution work of workpiece 3
Make platform and rotation shield 1, mechanical arm 4, driving motor, workpiece 3 are fixed on the rotary table, the driving motor
Driving rotation shield 1 rotation and the mechanical arm 4 radially move back and forth operation；The rotation shield 1 is on the ground
Projection is specially arc surface, and the rotation shield 1 is using the center of circle as center moving in rotation；The rotary table is on the ground
Projection is in the circle where the arc surface；It is described rotation shield 1 to close to the rotary table direction rotate to
Cover the rotary table；The mechanical arm 4 is clamped with milling tools and polishes the workpiece 3, after polishing,
The rotation shield 1 is rotated to another rotary table for being fixed with the workpiece 3 that do not polish to covering the revolution work
Platform, the mechanical arm 4 adjusts job position and polishes workpiece 3 above, while knot of having polished on rotary table
The workpiece 3 of beam is removed and loads onto the workpiece 3 that do not polish.
In order to keep the working environment of an opposing seal to rotary table, dust from flying, the rotation protection are prevented
The side of cover 1 is provided with isolating door 5, and the isolating door 5 is slidably connected with the rotation shield 1, and the isolating door 5 is connected with
Driving device drives 5 folding condition of isolating door；Workpiece 3 in the rotation shield 1 is in polishing, the isolating door 5
Sliding into certain position makes the side of the rotation shield 1 be isolated setting, when rotation 1 moving in rotation of shield,
The isolating door 5 slides into certain position and makes the side of the rotation shield 1 unobstructed, passes through the mechanical arm 4 described
Rotate the side of shield 1.Specifically, radial direction and the rotation of the isolating door 5 along rotation 1 place arc surface of shield
Shield 1 is slidably connected；The isolating door 5 slides into certain position, the side of the rotation shield 1 to close to center of circle direction
It is isolated；The isolating door 5 slides into certain position to far from center of circle direction, and the side of the rotation shield 1 is unobstructed.
For orderly discharge dust, the utility model further includes cleaning shaft 11 and dust arrester 10, the cleaning shaft
The dust in the rotation shield 1 is discharged in the 11 connections rotation shield 1 and dust arrester 10.Dust arrester 10 passes through described
Cleaning shaft 11 siphons away the dust in the rotation shield 1.Riser conveying circuit is also equipped with below rotary table
201, one end of the riser conveying circuit 201 is provided with a riser collection frame 202, for collecting from riser conveying circuit 201
The riser of upper conveying；The riser conveying circuit 201 realizes conveying riser by a conveyer belt.
Can be mobile with the working condition of rotary table since rotating dust cover, then mechanical arm 4 is also required to move
To the rotary table for needing to put into operation, therefore the utility model further includes moving track 6, the mechanical arm 4 and the movement
Track 6 is slidably connected；The mechanical arm 4 is moved to progress operation at each rotary table along 6 setting direction of moving track.This
Sample can guarantee the uninterrupted operation of mechanical arm 4, improve working efficiency.Have and can move back and forth on the basis of 4 moving track 6 of mechanical arm
Plate, tool changing library 9, mechanical arm 4, safety operation room 8 are housed on plate, moved back and forth with plate.6 part master of equipment moving track
If polishing position needed for mechanical arm 4 is moved to.Operator need to only operate in safety operation room 8,4 meeting of mechanical arm
It polishes workpiece 3.All inside safety operation room 8, working environment is guaranteed entire bruting process operator.
In the present embodiment, the rotary table includes the first rotary table 21 being set side by side and the second revolution work
Make platform 22, the rotary table of other quantity can also be set, but in view of the limitation in the large size of workpiece 3 and place, through investigating,
It is best that two rotary tables are set, but the utility model is not limited only to two rotary tables, cannot be limited with this practical
Novel protection scope；Specifically, the moving track 6 being arranged radially along the rotation 1 place arc surface of shield；Institute
Stating rotation shield 1 has a rotation axis 12, and the projection of the rotation axis 12 on the ground is located at where the rotation shield 1
The center point of arc surface；Described in 12 rotate driving of rotation axis rotation shield 1 do 0 to 180 degree range rotary motion.
Specifically, the utility model further includes shield shelves 7；The side of the shield shelves 7 is provided with
First rotary table 21 and the second rotary table 22, the other side are specially metope；The shield shelves 7 are fixed
In the metope；The shield shelves 7 are provided with holding chamber 71 backwards to the metope, as shown in figure 4, the rotation is protected
The two sides of cover 1 are provided with sealing strip along the vertical direction；Rotation shield 1 moving in rotation to the first rotary table 21 or the
When two-revolution 22 position of workbench, the rotation shield 1 wherein in the sealing strip insertion holding chamber 71 of side, makes
The side of the rotation shield 1 is sealed with metope, and the other side forms the rotation that one is isolated from the outside by the isolation of isolating door 5 and prevents
The workspace of shield 1.
The two sides for rotating shield 1 are furnished with close to inductive switch, when rotating shield 1 and rotating, such as someone or other
When foreign matter is close, it can sense and feed back close to inductive switch, allow rotation shield 1 to stop operating, guarantee safety；Sealing strip is inserted
When entering the holding chamber 71 sealing, can also sense and feed back close to inductive switch indicates that rotation shield 1 has been shut；Protection
It is provided with Dustproof brush in cover shelves 7, can prevent metallic dust when polishing from floaing to outside.
In order to being needed for different polishing, replace different polishing tools, realize automatic tool changer, realize cutting and
Technique for grinding is integrated, and avoids artificial tool changing and elapsed time.The utility model further includes a tool changing library 9, described with reference to Fig. 7
Tool changing library 9 is slidably connected with the moving track 6；Deposit has grinding wheel and small abrasive nose in the tool changing library 9；According to workpiece 3
Different polishings require, replace different cutters and polishing operation carried out to workpiece 3.In the present embodiment, storage in the tool changing library 9
Have Carborundum wheel piece 91, thick grinding wheel 92, thin grinding wheel 93, small abrasive nose 94；The Carborundum wheel piece 91 is coarseer for cutting
Dead head, these positions are easy cutting in the outside of workpiece 3；The thickness grinding wheel 92 can satisfy riser and disposably polish completion,
It is mainly used for the polishing of dead head, this position also in 3 outside of workpiece, is easy polishing；The thin grinding wheel 93 is mainly used for overlap and beats
Mill, can polish outside and sections inner side position according to 3 actual conditions of workpiece；The comparison smaller for some spaces of small abrasive nose 94
The place of hardly possible polishing, bistrique front end coupling part can suitably do length, and such bistrique can reach the position that need to be polished.It is selected
And the milling tools for being installed in 4 front end of mechanical arm also adds tactilely-perceptible workpiece polishing mechanism, the mechanism is specifically for casting
Polishing design.Because of the special casting technique of casting, the defects of will appear deformation, dimensional discrepancy in 3 production process of workpiece, thus
It causes polishing to be in the presence of that polishing is not in place perhaps to cross polishing and need secondary to polish or cause waste product.Tactilely-perceptible polishing
It can solve these problems very well, perception is controllable, sets different power sizes by polishing different location.
The utility model controls the rotation of the rotation shield 1, the polishing journey of mechanical arm 4 especially by a control system
Sequence, the movement of tool changing program and mechanical arm 4 and the sliding of isolating door 5, the movement in tool changing library 9 require manually to manipulate this
Control system, so the utility model further includes an operating room 8, the operating room 8 is slidably connected with the moving track 6；Institute
Operating room 8 is stated to be moved at each rotary table along 6 setting direction of moving track；Operator is located in the operating room 8
Manipulate the movement and operation of the rotation shield 1, rotary table, mechanical arm 4 and operating room 8.
The inner case of shield 1 is rotated for the ease of observation and facilitates the cases of emergency such as debugging maintenance, as shown in figure 5,
The front of the rotation shield 1 is provided with watch window 13 and escape door 14；The watch window 13 is provided with glass, so as to
Outside operator observes the handling situations in the rotation shield 1.
It is set as two below with rotary table and carrys out concrete example illustrating that a kind of workpiece 3 provided by the utility model is cut
The workflow of grinding apparatus:
Firstly, manually carrying out feeding to the first rotary table 21 and the second rotary table 22, the then control is
System control rotation shield 1 turns to 21 position of the first rotary table, as shown in Fig. 2, mechanical arm 4 and tool changing library 9, behaviour
Make room 8 to be moved at the first rotary table 21, mechanical arm 4 selects suitable milling tools to polish work, polishes
After the completion of work；At the rotation to the second rotary table 22 of rotation shield 1, the mechanical arm 4, tool changing library 9 and operation
Room 8 is also moved at the second rotary table 22, as shown in figure 3, polish the workpiece 3 on the second rotary table 22,
At the same time, 3 blanking of workpiece that the polishing on first rotary table 21 is completed, and loads onto the workpiece 3 that do not polish, to the
After work polishing on two-revolution workbench 22, the rotation shield 1 is rotated again to the first rotary table 21, institute
Mechanical arm 4, tool changing library 9 and operating room 8 is stated to be moved to again at the first rotary table 21 to the work on the first rotary table 21
Part 3 is polished, and is so recycled.By setting rotation shield 1 and multiple rotary tables, so that on a rotary table
Workpiece 3 when being polished, rotation shield 1 can turn to its position by the rotary table and it is extraneous every
From the dust rubbish for generating polishing operation in the process is controlled, collected, and provides a good job to operator
Environment.Also, after workpiece 3 is polished, rotation shield 1 is turned at another rotary table to this rotary table
It is isolated, the workpiece 3 for end of polishing when this rotary table is polished, while on a upper rotary table
Next workpiece 3 that do not polish is unloaded and loads onto, this enables to the uninterrupted operation of mechanical arm 4, does not have to by 3 loading and unloading of workpiece
Time restriction, this point, which is up to 500 kilograms of even one ton of loading and unloading large-scale workpieces that consuming time is long 3 for weight, to seem
It is particularly important.
The preferable specific embodiment of the above, only the utility model, but the design concept of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, utilizes this design
The change that unsubstantiality is carried out to the utility model belongs to the behavior for invading scope of protection of the utility model.
Claims (10)
1. a kind of cutting grinding apparatus of workpiece, it is characterised in that including at least two for accommodate the rotary table of workpiece with
And rotation shield, mechanical arm, driving motor, workpiece are fixed on the rotary table, the driving motor driving rotation
Shield rotation and the mechanical arm operation；The projection of the rotation shield on the ground is specially arc surface, the rotation
Shield is using the center of circle as center moving in rotation；The projection of the rotary table on the ground is located at the circle where the arc surface
It is interior；The rotation shield is rotated to the direction close to the rotary table to covering the rotary table；The machinery
Arm is clamped with milling tools and polishes the workpiece, and after polishing, the rotation shield is not polished to being fixed with
Another rotary table of workpiece rotate to the rotary table is covered, the mechanical arm adjusts job position and to upper
The workpiece in face is polished, while the workpiece for end of having polished on rotary table is removed and loads onto the workpiece that do not polish.
2. a kind of cutting grinding apparatus of workpiece according to claim 1, which is characterized in that the side of the rotation shield
Face is provided with isolating door, and the isolating door is slidably connected with the rotation shield；Workpiece in the rotation shield is being beaten
When mill, the isolating door slides into certain position and the side of the rotation shield is made to be isolated setting, the rotation protection
When cover moving in rotation, the isolating door slides into certain position and makes the side of the rotation shield unobstructed, makes the machinery
Arm passes through the side of the rotation shield.
3. a kind of cutting grinding apparatus of workpiece according to claim 2, which is characterized in that the isolating door is anti-along rotation
The radial direction of arc surface is slidably connected with the rotation shield where shield；The isolating door slides into one to close to center of circle direction
Positioning is set, and the side of the rotation shield is isolated；The isolating door slides into certain position to far from center of circle direction, described
The side for rotating shield is unobstructed.
4. a kind of cutting grinding apparatus of workpiece according to claim 1, it is characterised in that further include cleaning shaft and collection
Dirt device, the cleaning shaft are connected to the rotation shield and dust arrester, and the dust in the rotation shield is discharged.
5. a kind of cutting grinding apparatus of workpiece according to claim 3, it is characterised in that it further include moving track, it is described
Mechanical arm is slidably connected with the moving track；The mechanical arm is moved to each rotary table along moving track setting direction
Place carries out operation.
6. a kind of cutting grinding apparatus of workpiece according to claim 5, which is characterized in that the rotary table includes
The first rotary table and the second rotary table being set side by side；The moving track is along circular arc where the rotation shield
Face is arranged radially；The rotation shield has a rotation axis, and the projection of the rotation axis on the ground is located at the rotation
The center point of arc surface where shield；Rotation shield rotation described in the rotation axis rotate driving.
7. a kind of cutting grinding apparatus of workpiece according to claim 6, it is characterised in that further include shield shelves；
The side of the shield shelves is provided with first rotary table and the second rotary table, and the other side is specially wall
Face；The shield shelves are fixed on the metope；The shield shelves are provided with holding chamber backwards to the metope；Institute
The two sides for stating rotation shield are provided with sealing strip along the vertical direction；The rotation shield moving in rotation to first revolution work
When platform or the second rotary table position, the sealing strip of the rotation shield wherein side is inserted into the holding chamber,
The side and metope for making the rotation shield seal, and the other side is isolated by isolating door to be formed rotation that one is isolated from the outside and prevent
The workspace of shield.
8. a kind of cutting grinding apparatus of workpiece according to claim 5, it is characterised in that it further include a tool changing library, it is described
Tool changing library is slidably connected with the moving track；Deposit has grinding wheel and small abrasive nose in the tool changing library；According to workpiece not
It is required with polishing, replaces different cutters and polishing operation is carried out to workpiece.
9. a kind of cutting grinding apparatus of workpiece according to claim 5, it is characterised in that it further include an operating room, it is described
Operating room is slidably connected with the moving track；The operating room is moved to each rotary table along moving track setting direction
Place；Operator is located at the movement of the rotation shield, rotary table, mechanical arm and operating room of manipulation in the operating room
And operation.
10. a kind of cutting grinding apparatus of workpiece according to claim 1, it is characterised in that the rotation shield is just
Face is provided with watch window and escape door；The watch window is provided with glass, so that outside operator observes the rotation
Handling situations in shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822040738.7U CN209394434U (en) | 2018-12-06 | 2018-12-06 | A kind of cutting grinding apparatus of workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822040738.7U CN209394434U (en) | 2018-12-06 | 2018-12-06 | A kind of cutting grinding apparatus of workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209394434U true CN209394434U (en) | 2019-09-17 |
Family
ID=67881751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822040738.7U Withdrawn - After Issue CN209394434U (en) | 2018-12-06 | 2018-12-06 | A kind of cutting grinding apparatus of workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209394434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109719591A (en) * | 2018-12-06 | 2019-05-07 | 厦门达科塔机械有限公司 | A kind of cutting grinding apparatus of workpiece |
| CN114536133A (en) * | 2021-12-22 | 2022-05-27 | 北京天玛智控科技股份有限公司 | Cutting and polishing device for pipe fittings |
-
2018
- 2018-12-06 CN CN201822040738.7U patent/CN209394434U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109719591A (en) * | 2018-12-06 | 2019-05-07 | 厦门达科塔机械有限公司 | A kind of cutting grinding apparatus of workpiece |
| CN109719591B (en) * | 2018-12-06 | 2023-09-22 | 厦门达科塔机械有限公司 | Cutting and polishing equipment for workpiece |
| CN114536133A (en) * | 2021-12-22 | 2022-05-27 | 北京天玛智控科技股份有限公司 | Cutting and polishing device for pipe fittings |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190917 Effective date of abandoning: 20230922 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190917 Effective date of abandoning: 20230922 |