CN208438093U - Polaroid irregular edge grinder - Google Patents
Polaroid irregular edge grinder Download PDFInfo
- Publication number
- CN208438093U CN208438093U CN201821152848.6U CN201821152848U CN208438093U CN 208438093 U CN208438093 U CN 208438093U CN 201821152848 U CN201821152848 U CN 201821152848U CN 208438093 U CN208438093 U CN 208438093U
- Authority
- CN
- China
- Prior art keywords
- polaroid
- fixing seat
- pressure arm
- slide
- elevating mechanism
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of polaroid irregular edge grinders comprising rack and the PLC controller being arranged in the rack, mobile work platform, edging head, product fixing seat, left horizontal drive apparatus, left line slide rail, left slide, left elevating mechanism, left pressure arm, right horizontal drive apparatus, right line slide rail, right slide, right elevating mechanism, right pressure arm and auxiliary quick positioning mechanism.The smart structural design of the utility model, rationally, the accurate positionin of polaroid stack is placed in product fixing seat by auxiliary quick positioning mechanism energy fast and easy, by a left side, right pressure arm interaction is to press in polaroid stack, effectively solve the occlusion issue of left or right pressure arm, saving, which goes tradition that need to be overturn to polaroid, just can complete the process and relocate process, and then it avoids because of error caused by secondary positioning, effectively improve machining accuracy and efficiency, guarantee product quality, in addition overall structure is simple, high degree of automation, it is easily operated, conducive to being widely popularized.
Description
Technical field
The utility model relates to polaroid processing technique fields, and in particular to a kind of polaroid irregular edge grinder.
Background technique
With the continuous development and progress of industrial design level, the electronic products such as mobile phone, plate that we usually use are aobvious
Show that the shape of module also seems the curved design of more aesthetic feeling by original square-folded change into.Almost all of display mould
There is this product of polaroid in block, under the higher and higher quality requirements of precision, the matter based on polaroid is soft, relatively thin characteristic,
There is presently no the solution of more efficient, high-precision processing polaroid, especially now begin to release some abnormity entirely
Face screen needs to process polaroid the polaroid for polishing same shape contour.In fixture fixed to polaroid pressing
When position, a part of polaroid certainly will be blocked, thus after other parts have been polished in processing, polaroid need to be overturn
It is exposed to be relocated the part being blocked before capable of being just allowed to, processing polishing then is carried out to the part again, this is just to again
The precision of repositioning proposes high requirement, is easy to influence the processing grinding accuracy of edge polisher, it is difficult to guarantee product quality.
Utility model content
In view of the above deficiencies, the purpose of the utility model is to provide a kind of smart structural design, rationally, without to inclined
Mating plate is overturn and is relocated, and the polaroid irregular edge grinder of machining accuracy and efficiency is effectively improved.
To achieve the above object, technical solution provided by the utility model is:
A kind of polaroid irregular edge grinder comprising rack and the PLC controller being arranged in the rack, mobile working
Platform, edging head, product fixing seat, left horizontal drive apparatus, left line slide rail, left slide, left elevating mechanism, left pressure arm, the right side
Horizontal drive apparatus, right line slide rail, right slide, right elevating mechanism and right pressure arm, product fixing seat are arranged in mobile work platform
Top surface middle position, left and right line slide rail is symmetricly set on two side positions of product fixing seat, and left and right slide accordingly slides
It is arranged on left and right line slide rail, left and right horizontal drive apparatus is arranged in mobile work platform, and can the left and right cunning of respective drive
In reciprocating on left and right line slide rail, left pressure arm is arranged on left slide seat by left elevating mechanism, and can be by left lifting
The driving of mechanism presses the movement in product fixing seat；Right pressure arm is arranged on right slide by right elevating mechanism, and energy
Driven the movement pressed in product fixing seat by right elevating mechanism, the PLC controller respectively with mobile work platform, mill
Side head, left horizontal drive apparatus, left elevating mechanism, right horizontal drive apparatus are connected with right elevating mechanism.
As a kind of improvement of the utility model, one end of the right pressure arm can be extended in the surface of product fixing seat
Between position form right splenium, the end of the right splenium is equipped with U-shaped recess.
As a kind of improvement of the utility model, one end of the left pressure arm can be extended in the surface of product fixing seat
Between position form left splenium, the end of the left splenium is equipped with convex block compatible with the appearance profile of the U-shaped recess.
As a kind of improvement of the utility model, the left horizontal drive apparatus and right horizontal drive apparatus are cylinder, oil
One of cylinder or linear motor.
As a kind of improvement of the utility model, the left elevating mechanism includes left fixing seat, left slider, left vertically leads
Rail, left crane and left vertical drive, the left fixing seat are vertically set on left slide, and the left slider is fixed on a left side
On the side wall of fixing seat, which is equipped with sliding slot compatible with the left vertical guide rail, left vertical guide rail activity setting
On the sliding slot, the left crane is fixed on the left vertical guide rail, which is equipped with left horizontal mounting plate, institute
It states left pressure arm to be mounted on the left horizontal mounting plate, the left vertical drive lower end is arranged on left slide, upper end connection
In the medium position of the left horizontal mounting plate.
As a kind of improvement of the utility model, the left vertical drive is in cylinder, oil cylinder or linear motor
It is a kind of.
As a kind of improvement of the utility model, the right elevating mechanism includes right fixing seat, right sliding block, right vertically leads
Rail, right crane and right vertical drive, the right fixing seat are vertically set on right slide, and the right sliding block is fixed on the right side
On the side wall of fixing seat, which is equipped with sliding slot compatible with the right vertical guide rail, right vertical guide rail activity setting
On the sliding slot, the right crane is fixed on the right vertical guide rail, which is equipped with right horizontal mounting plate, institute
It states right pressure arm to be mounted on the right horizontal mounting plate, the right vertical drive lower end is arranged on right slide, upper end connection
In the medium position of the right horizontal mounting plate.
As a kind of improvement of the utility model, the right vertical drive is in cylinder, oil cylinder or linear motor
It is a kind of.
It further include that the auxiliary being connected with the PLC controller quickly positions as a kind of improvement of the utility model
The top position of mechanism, the auxiliary quick positioning mechanism corresponding product fixing seat is arranged on edging head, and the auxiliary is quickly fixed
Position mechanism includes that mounting plate, lifting arm, limit gusset, positioning cylinder, buffer and buffer stopper, the lifting arm pass through slide rail group
Part is movably arranged on mounting plate, and the lower end of lifting arm is arranged in the limit gusset, and the positioning cylinder is arranged in mounting plate
On, and can drive and exercise the lateral location that limit angle plate is moved to product fixing seat under lifting arm, the buffer stopper is fixed on liter
One side position of upper end of arm drops, and the buffer corresponds to the position setting of buffer stopper on a mounting board.It is equipped with buffer, is prevented
Hard collision leads to mechanism, plays a protective role, and prolongs the service life.
It further include the tool magazine being connected with the PLC controller, the tool magazine pair as a kind of improvement of the utility model
A side position of the edging head is answered to be arranged on the rack.Tool magazine can provide storage much knives tool function, to meet different add
Work demand.
The utility model has the following beneficial effects: the smart structural design of the utility model, rationally, polaroid stack is placed
In product fixing seat, right horizontal drive apparatus exercises the top position that right pressure arm moves to polaroid stack before driving right slide, right
Elevating mechanism drives right pressure arm downlink pressing in polaroid stack, realizes the purpose of quick positioning compression polaroid stack；This
When, edging head downlink carries out polishing processing to part edge of the polaroid stack in addition to being blocked by right pressure arm, is processing
After finishing, left horizontal drive apparatus exercises the top position that left pressure arm moves to polaroid stack, left elevator before driving left slide
Structure drives left pressure arm downlink pressing in polaroid stack, and at this moment right elevating mechanism drives right pressure arm uplink to unclamp polaroid folded
Material is substituted right pressure arm by left pressure arm and realizes positioning compression polaroid stack purpose, and edging head is therewith to polaroid stack quilt
The part that right pressure arm blocks carries out polishing processing, and saving goes to overturn polaroid and relocate process, so avoid because
Error caused by secondary positioning effectively improves machining accuracy and efficiency, guarantees product quality.
With reference to the accompanying drawing with embodiment, the present invention will be further described.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model.
Fig. 2 is structural schematic diagram when the utility model hides apron plate.
Fig. 3 is the partial structural diagram in the utility model.
Fig. 4 is the decomposition texture schematic diagram of Fig. 3.
Fig. 5 is the structural schematic diagram that quick positioning mechanism is assisted in the utility model.
Specific embodiment
Referring to Fig. 1 to Fig. 5, a kind of polaroid irregular edge grinder provided in this embodiment comprising rack 1, PLC controller
2, mobile work platform 3, edging head 4, product fixing seat 5, left horizontal drive apparatus 6, left line slide rail 7, left slide 8, Zuo Sheng
Descending mechanism 9, left pressure arm 10, right horizontal drive apparatus 11, right line slide rail 12, right slide 13, right elevating mechanism 14 and right pressure arm
15.The PLC controller 2 is arranged in the apron plate right positions of rack 1, the PLC controller 2 respectively with mobile work platform 3,
Edging head 4, left horizontal drive apparatus 6, left elevating mechanism 9, right horizontal drive apparatus 11 are connected with right elevating mechanism 14.
The rack 1 includes pedestal and is vertically arranged pillar on the base.Mobile work platform 3 is set on the base,
The mobile work platform 3 includes that Y-axis driving mechanism, the X-axis driving mechanism being arranged in Y-axis driving mechanism and setting drive in X-axis
Work top in mechanism.
The middle position of work top is arranged in product fixing seat 5, and left line slide rail 7 and right line slide rail 12 are symmetrical arranged
In two side positions of product fixing seat 5.
Left slide 8 is slidably arranged on left line slide rail 7, and left horizontal drive apparatus 6 is arranged on work top, and can phase
Left slide 8 should be driven, and right slide 13 is slidably arranged on right line slide rail 12, right water in reciprocating on left line slide rail 7
Flat driving device 11 is arranged on work top, and the energy right slide 13 of respective drive is in reciprocating on right line slide rail 12.
Left pressure arm 10 is arranged on left slide 8 by left elevating mechanism 9, and can be pressed by the driving of left elevating mechanism 9 solid in product
Movement in reservation 5；Right pressure arm 15 is arranged on right slide 13 by right elevating mechanism 14, and can be by the drive of right elevating mechanism 14
Movement of the movement pressing in product fixing seat 5.
Preferably, to realize that right pressure arm 15 and left pressure arm 10 can extend to the surface middle position of product fixing seat 5,
To promote the stabilization of positioning compression polaroid stack, while appearance movement between right pressure arm 15 and left pressure arm 10 not being allowed to be interfered again.
The surface middle position that one end of the right pressure arm 15 can extend to product fixing seat 5 forms right splenium, the end of the right splenium
Portion is equipped with U-shaped recess 151.The surface middle position that one end of the left pressure arm 10 can extend to product fixing seat 5 is formed
The end of left splenium, the left splenium is equipped with convex block 101 compatible with the appearance profile of the U-shaped recess 151.Left pressure arm 10
On convex block 101 can protrude into the U-shaped recess 151 on right pressure arm 15 just, form misconstruction without interfering, the operation is stable
Property is good.
In the present embodiment, the left horizontal drive apparatus 6 and right horizontal drive apparatus 11 are preferably cylinder, other embodiments
In, the left horizontal drive apparatus 6 and right horizontal drive apparatus 11 may be oil cylinder or linear motor.
Referring to Fig. 3 and Fig. 4, the left elevating mechanism 9 includes left fixing seat 91, left slider 92, left vertical guide rail 93, Zuo Sheng
Drop frame 94 and left vertical drive 95, the left fixing seat 91 are vertically set on left slide 8, and the left slider 92 is fixed on
On the side wall of left fixing seat 91, which is equipped with sliding slot compatible with the left vertical guide rail 93, left vertical guide rail
93 are movably arranged on the sliding slot, and the left crane 94 is fixed on the left vertical guide rail 93, set on the left crane 94
There is left horizontal mounting plate 96, the left pressure arm 10 is mounted on the left horizontal mounting plate 96, under the left vertical drive 95
End is arranged on left slide 8, and upper end is connected to the medium position of the left horizontal mounting plate 96.It is described left vertical in the present embodiment
Straight driving device 95 is preferably cylinder, in other embodiments, the left vertical drive 95 or oil cylinder or linear motor
One of.
The right elevating mechanism 14 includes right fixing seat 141, right sliding block 142, right vertical guide rail 143,144 and of right crane
Right vertical drive 145, the right fixing seat 141 are vertically set on right slide 13, and the right sliding block 142 is fixed on right solid
On the side wall of reservation 141, which is equipped with sliding slot compatible with the right vertical guide rail 143, right vertical guide rail
143 are movably arranged on the sliding slot, and the right crane 144 is fixed on the right vertical guide rail 143, the right crane 144
It is equipped with right horizontal mounting plate 146, the right pressure arm 15 is mounted on the right horizontal mounting plate 146, the right perpendicular drive dress
It sets 145 lower ends to be arranged on right slide 13, upper end is connected to the medium position of the right horizontal mounting plate 146.In the present embodiment,
The right vertical drive 145 is preferably cylinder, in other embodiments, the right vertical drive 145 or oil cylinder
Or one of linear motor.
In the present embodiment, for convenience of the accurate positionin of polaroid stack 17 is quickly placed on product fixing seat 5, this is practical new
Type polaroid irregular edge grinder includes the auxiliary quick positioning mechanism 16 being connected with the PLC controller 2, and the auxiliary is quickly fixed
The top position of 16 corresponding product fixing seat 5 of position mechanism is arranged on edging head 4, which includes peace
Loading board 161, lifting arm 162, limit gusset 163, positioning cylinder 164, buffer 166 and buffer stopper 167, the lifting arm 162
It is movably arranged on mounting plate 161 by slide track component 165, the lower end of lifting arm 162, institute is arranged in the limit gusset 163
State positioning cylinder 164 be arranged on mounting plate 161, and can drive lifting arm 162 under exercise limit angle plate 163 be moved to product consolidate
The lateral location of reservation 5.The buffer stopper 166 is fixed on one side position of upper end of lifting arm 162, and the buffer 166 is corresponding
The position of buffer stopper 167 is arranged on mounting plate 161.When work, when lifting arm 162 comes downwards to scheduled position, buffer stopper
167 can press against on buffer 166, carry out buffer deceleration by buffer 166 and extremely stop, preventing hard collision from leading to mechanism,
It plays a protective role, prolongs the service life.
In the present embodiment, further to promote working efficiency and automation, the utility model polaroid irregular edge grinder packet
The tool magazine 19 being connected with the PLC controller 2 is included, a side position of the corresponding edging head 4 of the tool magazine 19 is arranged in machine
On frame 1.Tool magazine can provide storage much knives tool function, to meet different process requirements.
When work, PLC controller 2 controls positioning cylinder 164 and the lower enforcement limit angle plate 163 of lifting arm 162 is driven to be moved to
The lateral location of product fixing seat 5, to avoid damaging by pressure damage polaroid stack 17, using two acrylic boards 18 by polaroid stack
17 clampings, are then placed on product fixing seat 5 together, while the periphery of polaroid stack 17 being made to press against limit gusset 163
It is upper to realize the purpose for facilitating alignment.After alignment, operation PLC controller 2 controls right horizontal drive apparatus 11 and drives right slide 13
The preceding top position exercised right pressure arm 15 and move to polaroid stack 17, PLC controller 2 control right elevating mechanism 14 and drive right pressure arm
15 downlinks press in polaroid stack 17, realize the purpose of quick positioning compression polaroid stack 17；Before closing in rack 1
Backplate.PLC controller 2 controls positioning cylinder 164 and enforcement limit angle plate 163 on lifting arm 162 is driven to retract initial position.This
When, PLC controller 2 control 4 downlink of edging head to part edge of the polaroid stack 17 in addition to being blocked by right pressure arm 15 into
Row polishing processing, after completion of processing, PLC controller 2 controls edging head 4 and retracts；At this moment, PLC controller 2 controls left water
Flat driving device 6 exercises the top position that left pressure arm 10 moves to polaroid stack 17 before driving left slide 8, and PLC controller 2 controls
Left elevating mechanism 9 drives left 10 downlink of pressure arm pressing in polaroid stack 17, and at this moment PLC controller 2 controls right elevating mechanism
14 right 15 uplinks of pressure arm of driving unclamp polaroid stack 17, and right pressure arm 15 is substituted by left pressure arm 10 and realizes positioning compression polaroid
17 purpose of stack, therewith by PLC controller 2 control part that edging head 4 is blocked polaroid stack 17 by right pressure arm 15 into
Row polishing processing, saving go to overturn polaroid and relocate process, and then avoid because missing caused by secondary positioning
Difference effectively improves machining accuracy and efficiency, guarantees product quality.
According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and is modified.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right
Some modifications and changes of the utility model should also be as falling into the protection scope of the claims of the present utility model.In addition, to the greatest extent
It is used some specific terms in pipe this specification, these terms are merely for convenience of description, not to the utility model
Constitute any restrictions.As described in the utility model above-described embodiment, using other obtained from same or similar structure
Machinery, in scope of protection of the utility model.
Claims (10)
1. a kind of polaroid irregular edge grinder comprising rack and the PLC controller being arranged in the rack, mobile work platform and
Edging head, it is characterised in that: it further includes product fixing seat, left horizontal drive apparatus, left line slide rail, left slide, Zuo Sheng
Descending mechanism, left pressure arm, right horizontal drive apparatus, right line slide rail, right slide, right elevating mechanism and right pressure arm, product fixing seat
The top surface middle position of mobile work platform is set, left and right line slide rail is symmetricly set on two side positions of product fixing seat,
Left and right slide is accordingly slidably arranged on left and right line slide rail, and left and right horizontal drive apparatus is arranged in mobile work platform, and
Can the left and right slide of respective drive in reciprocating on left and right line slide rail, left pressure arm is by the setting of left elevating mechanism in left cunning
On seat, and the movement pressed in product fixing seat can be driven by left elevating mechanism；Right pressure arm is set by right elevating mechanism
It sets on right slide, and the movement pressed in product fixing seat can be driven by right elevating mechanism, the PLC controller point
Not with mobile work platform, edging head, left horizontal drive apparatus, left elevating mechanism, right horizontal drive apparatus and right elevating mechanism
It is connected.
2. polaroid irregular edge grinder according to claim 1, which is characterized in that one end of the right pressure arm can extend to
The surface middle position of product fixing seat forms right splenium, and the end of the right splenium is equipped with U-shaped recess.
3. polaroid irregular edge grinder according to claim 2, which is characterized in that one end of the left pressure arm can extend to
The surface middle position of product fixing seat forms left splenium, and the end of the left splenium is equipped with the shape with the U-shaped recess
The compatible convex block of profile.
4. polaroid irregular edge grinder according to claim 1, which is characterized in that the left horizontal drive apparatus and You Shui
Flat driving device is one of cylinder, oil cylinder or linear motor.
5. polaroid irregular edge grinder according to claim 1, which is characterized in that the left elevating mechanism includes left fixation
Seat, left slider, left vertical guide rail, left crane and left vertical drive, the left fixing seat are vertically set on left slide,
The left slider is fixed on the side wall of left fixing seat, which is equipped with sliding slot compatible with the left vertical guide rail,
Left vertical guide rail is movably arranged on the sliding slot, and the left crane is fixed on the left vertical guide rail, on the left crane
Equipped with left horizontal mounting plate, the left pressure arm is mounted on the left horizontal mounting plate, the left vertical drive lower end setting
On left slide, upper end is connected to the medium position of the left horizontal mounting plate.
6. polaroid irregular edge grinder according to claim 5, which is characterized in that the left vertical drive is gas
One of cylinder, oil cylinder or linear motor.
7. polaroid irregular edge grinder according to claim 1, which is characterized in that the right elevating mechanism includes right fixation
Seat, right sliding block, right vertical guide rail, right crane and right vertical drive, the right fixing seat are vertically set on right slide,
The right sliding block is fixed on the side wall of right fixing seat, which is equipped with sliding slot compatible with the right vertical guide rail,
Right vertical guide rail is movably arranged on the sliding slot, and the right crane is fixed on the right vertical guide rail, on the right crane
Equipped with right horizontal mounting plate, the right pressure arm is mounted on the right horizontal mounting plate, the right vertical drive lower end setting
On right slide, upper end is connected to the medium position of the right horizontal mounting plate.
8. polaroid irregular edge grinder according to claim 7, which is characterized in that the right vertical drive is gas
One of cylinder, oil cylinder or linear motor.
9. polaroid irregular edge grinder according to claim 1, which is characterized in that it further includes and the PLC controller
The top position of the auxiliary quick positioning mechanism being connected, the auxiliary quick positioning mechanism corresponding product fixing seat is arranged in edging
On head, which includes mounting plate, lifting arm, limits gusset, positioning cylinder, buffer and buffer stopper,
The lifting arm is movably arranged on mounting plate by slide track component, and the lower end of lifting arm is arranged in the limit gusset, described
Positioning cylinder is arranged on a mounting board, and can drive and exercise the side position that limit angle plate is moved to product fixing seat under lifting arm
It sets, the buffer stopper is fixed on one side position of upper end of lifting arm, and the position setting that the buffer corresponds to buffer stopper is being installed
On plate.
10. polaroid irregular edge grinder according to claim 1, which is characterized in that it further includes and the PLC controller
The tool magazine being connected, the side position which corresponds to the edging head are arranged on the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152848.6U CN208438093U (en) | 2018-07-20 | 2018-07-20 | Polaroid irregular edge grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152848.6U CN208438093U (en) | 2018-07-20 | 2018-07-20 | Polaroid irregular edge grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208438093U true CN208438093U (en) | 2019-01-29 |
Family
ID=65085701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821152848.6U Active CN208438093U (en) | 2018-07-20 | 2018-07-20 | Polaroid irregular edge grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208438093U (en) |
-
2018
- 2018-07-20 CN CN201821152848.6U patent/CN208438093U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201198112Y (en) | Automatic grinder-polisher for metal glasses legs | |
| CN207858474U (en) | A kind of furniture board sand side device | |
| CN204012144U (en) | A kind of USB terminal bending guillotine | |
| CN203875187U (en) | Chip shaping device | |
| CN208438093U (en) | Polaroid irregular edge grinder | |
| CN109382732A (en) | Corner milling drum tooling | |
| CN209664984U (en) | Three main shaft irregular shape edging machines | |
| CN209986741U (en) | Surface treatment machine for metal plate | |
| CN208977465U (en) | Modified form polaroid irregular edge grinder | |
| CN217668354U (en) | Neodymium iron boron high efficiency double-end-face grinding machine | |
| CN207312627U (en) | A kind of inking machine | |
| CN214602624U (en) | Large-breadth split laser cutting machine | |
| CN214024880U (en) | Surface grinding machine capable of simultaneously processing two surfaces | |
| CN211661735U (en) | Metal equipment of polishing for machine production | |
| CN213198070U (en) | Ceramic multifunctional processing platform of large press | |
| CN208929875U (en) | A kind of base of hard disk disk face burrs on edges grinding apparatus | |
| CN202015866U (en) | Three-side one-step forming and milling structure | |
| CN201455781U (en) | Key sanding machine of two horizontal sanding parts | |
| CN207642987U (en) | A kind of more dynamic formula Plate compression devices | |
| CN213793863U (en) | Bending machine positioning device for metal product processing | |
| CN209078535U (en) | Polishing tool | |
| CN209850676U (en) | Edge grinding machine clamp | |
| CN215237059U (en) | Automatic edge curling device | |
| CN213531907U (en) | Panel grinding equipment for civil engineering construction | |
| CN214938306U (en) | Pressing device of computer pattern sewing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |