CN208680640U - Section steel cutting equipment - Google Patents
Section steel cutting equipment Download PDFInfo
- Publication number
- CN208680640U CN208680640U CN201820713673.5U CN201820713673U CN208680640U CN 208680640 U CN208680640 U CN 208680640U CN 201820713673 U CN201820713673 U CN 201820713673U CN 208680640 U CN208680640 U CN 208680640U
- Authority
- CN
- China
- Prior art keywords
- rack
- profile
- fixed
- positioning
- mounting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Sawing (AREA)
Abstract
Section steel cutting equipment, provide the equipment that the profile of a kind of pair of profile door and window carries out automation cutting processing, the positioning of the transport establishment of clamping device, profile, the aligning guide of profile, profile including profile and cutting mechanism, the transport establishment includes conveying track, one end of conveying track is arranged in the clamping device, and walk on conveying track, the aligning guide is arranged in the middle part of conveying track, and the other end of conveying track is arranged in the positioning and cutting mechanism.The utility model structure novel, is skillfully constructed, and realizes the automation to profile and accurately cuts, and saves manpower, process velocity is fast, high-efficient, high-quality, significant effect.
Description
Technical field
The utility model relates to profile door and windows to process technical field, and the profile of specially a kind of pair profile door and window carries out
The equipment for automating cutting processing.
Background technique
With the continuous development of China's building trade, in the case where meeting people's demand, reduces cost and improve efficiency
It is particularly important link, and the production of assembly module and installation then greatly improve the construction efficiency of architectural engineering.It is right
For door and window, the appearances that the alloy door and window of profile production can not only show grace and different shapes due to it can more be done
It is deep to be liked by user and builder to quick production and installation.
After the alloy door and window of existing profile production utilizes cutting equipment manually to cut profile more, manual assembling, cutting and
Assembled not rigorous, the finished product door and window made sometimes exists not smooth enough when biggish gap or either on or off, this is all
The low performance of yields, this quality is increasingly difficult to meet the needs of people, need in the market better production technology and
Making apparatus carrys out more these deficiencies of foot.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide the type of a kind of pair of profile door and window
The equipment that material carries out automation cutting processing.
In order to solve the above technical problems, the utility model proposes technical solution are as follows:
Section steel cutting equipment, the transport establishment of clamping device, profile, the aligning guide of profile, profile including profile
Positioning and cutting mechanism, the transport establishment include conveying track, and the clamping device is arranged in one end of conveying track, and
It walks on conveying track, the aligning guide is arranged in the middle part of conveying track, and the positioning and cutting mechanism are arranged in transport rail
The other end in road, the clamping device include rack, and cylinder is vertically installed in rack, and telescopic end, which drives, to be arranged in rack
Lifting assembling block, lifting assembling block connection is arranged in the lifting mounting rack of frame side, goes up and down and be equipped with folder on the downside of mounting rack
The top of gripping arm, clamping limb is provided with clamping device；The aligning guide includes that rack is installed with what is be fixed on the rack to positive
Plate, it is described to be fixed on vertical push away with the vertically disposed push plate of profile transporting direction, push plate to being provided on positive mounting plate
Block, push plate are driven by cylinder, and cylinder is fixed on the rack, and the side of the push plate are provided with block, block is fixed on vertically
To on positive mounting plate, so that pushing block and block are located at the two sides of profile；The positioning and cutting mechanism include that setting is being transported
The cutting mechanism of the positioning mechanism and setting of defeated track end point thereunder, positioning mechanism includes rack, in the rack
It is provided with positioning mounting plate, is profile transport channel under positioning mounting plate, device for horizontally pushing is provided in positioning mounting plate under
Pressure device, hold-down devices include the lower air cylinder being vertically fixed in positioning mounting plate, and telescopic end protrudes into profile transport channel
Interior, device for horizontally pushing includes being secured transverse in positioning mounting plate and the horizontal pushing cylinder vertical with profile transporting direction, telescopic end
It is fixed with vertical push plate；The cutting mechanism includes motor and motor-driven cutter, and the motor tilts 45 ° of fixations
On motor cabinet, motor cabinet is equipped on pedestal by sliding block and sliding rail, and sliding block is arranged in motor cabinet bottom, sliding rail water
It is flat to be set on the base and perpendicular to profile transporting direction, it is additionally provided with delivery device under the motor cabinet, delivery device includes
With the lead screw of sliding rail parallel arrangement and the feed screw nut being fixedly connected with motor cabinet, lead screw is fixed on the base, and one end is by pushing away
Power transmission machine drives.
In the present invention, the lifting assembling block two sides are fixed with lifting slider, are arranged in corresponding rack
There is lifting sliding rail, lifting slider is moved up and down along lifting sliding rail.
In the present invention, the clamping device includes mounting rack and the fixed jaw being arranged in mounting rack and activity
Pawl, the fixed jaw are fixedly connected with mounting rack, and one end is set as clamping part, and in outside mounting rack, movable claw is set retaining part
Set in the lower section of fixed jaw, middle part is connected in the rotation axis being fixed in mounting rack by linking arm, and holding and its around
The rotation connection of rotation axis, one end of movable claw are set as the clamping part coincideing with fixed jaw, are located at outside mounting rack, the installation
Cylinder, the other end of the telescopic end connection movable claw of cylinder, to drive the activity of movable claw are provided on frame.
In the present invention, the conveying track is arranged on the rack, and two cunnings disposed in parallel are fixed in rack
Rail, sliding block chimeric therewith is provided on sliding rail, and sliding block is arranged in the lower section of clamping device, is arranged between two sliding rails with teeth
Item, rack gear are fixed on the rack, corresponding, and the gear being engaged with rack, gear are provided with below the clamping device
It is driven by a motor.Further, smooth fixing layer, the gap between fixing layer and rack are set between the sliding rail and rack
Fill resilient material as buffer layer, fixing layer ensures that sliding rail securely fixes on the rack, buffer layer be fixed to each other it is more
Layer different materials provide the buffering leeway expanded with heat and contract with cold etc..In the present invention, the push plate of the aligning guide is arranged with
Chimeric sliding block and sliding rail, sliding block and push plate are fixedly installed, and sliding rail is fixed on on positive mounting plate.
In the present invention, the device for horizontally pushing of the positioning mechanism setting and hold-down devices have at least two groups, and setting exists
In same profile transport channel, the horizontal pushing cylinder of device for horizontally pushing is moved synchronously, and the lower air cylinder of hold-down devices moves synchronously.
Further, the lower end of the hold-down devices telescopic end is set as elastic press, prevents it from causing to damage to profile.
In the present invention, the motor cabinet of the cutting mechanism includes the pedestal with 45 ° of inclined-planes, and fixation is cut on inclined-plane
Mounting plate is cut, cutting mounting plate is the multilayered structure of intermediate setting supple buffer layer, and the motor is mounted on cutting mounting plate,
The sliding rail has arranged side by side two, and lead screw is arranged between two sliding rails.
Further, the motor and cutter of the cutting mechanism setting have two, the arranged direction of motor and cutter
On the contrary, the angle of two cutter is made to be 90 °.
Compared with prior art, the utility model structure novel is skillfully constructed, after profile is placed on conveying track, warp
Cross clamping, transport, to just, positioning, the work of each link corollary equipment such as cutting, realize accurate cutting to profile, entire mistake
Process automation carries out, and saves manpower, process velocity is fast, high-efficient, high-quality, significant effect.
Detailed description of the invention
Fig. 1 is the clamping device structural schematic diagram of the utility model；
Fig. 2 is the side structure schematic view of Fig. 1；
Fig. 3 is clamping device structural schematic diagram in Fig. 1；
Fig. 4 is the overlooking structure diagram of Fig. 3；
Fig. 5 is the aligning guide structural schematic diagram of the utility model；
Fig. 6 is the overlooking structure diagram of Fig. 5；
Fig. 7 is the positioning mechanism structural schematic diagram of the utility model；
Fig. 8 is the overlooking structure diagram of Fig. 7；
Fig. 9 is the cutting mechanism schematic diagram of the utility model.
In figure: rack 1, profile 2, cylinder 201, lifting sliding rail 202, lifting slider 203, lifting assembling block 204, lifting peace
Shelve 205, clamping limb 206, clamping device 207, horizontal slide rail 208, horizontal slider 209, motor 210, sliding block 211, sliding rail
212, gear 213, rack gear 214, fixing layer 215, buffer layer 216, mounting rack 217, rotation axis 218, fixed jaw 219, movable claw
220, linking arm 221, to positive mounting plate 301, push plate 302, pushing block 303, block 304, sliding block 305, sliding rail 306, cylinder 307,
Positioning mounting plate 401, horizontal pushing cylinder 402, lower air cylinder 403, push plate 404, sliding rail 405, sliding block 406, elastic press 407, electricity
Machine 501, cutter 502, cutting mounting plate 503, buffer layer 504, pedestal 505, sliding block 506, sliding rail 507, pedestal 508, lead screw
509, feed screw nut 510.
Specific embodiment
The utility model is further described below in conjunction with Figure of description and specific preferred embodiment, but not because
This and limit the protection scope of the utility model.
Section steel cutting equipment, as shown in figures 1 to 9, the transport establishment of the clamping device profile including profile, profile pair
Positive mechanism, the positioning mechanism of profile, profile cutting mechanism, the transport establishment includes conveying track, and the clamping device is set
It sets in one end of conveying track, and walk on conveying track, the aligning guide is arranged in the middle part of conveying track, the positioning
The other end of conveying track is arranged in mechanism and cutting mechanism, wherein the clamping device includes rack 1, is vertically set in rack 1
It is equipped with cylinder 201, telescopic end drives the lifting assembling block 204 being arranged in rack 1, and lifting 204 two sides of assembling block are fixed with
Lifting slider 203 is provided with lifting sliding rail 202 in corresponding rack 1, and lifting slider 203 is along about 202 lifting sliding rail
Mobile, the lifting assembling block 204 connects the lifting mounting rack 205 that 1 side of rack is arranged in, the downside peace of lifting mounting rack 205
Equipped with clamping limb 206, the top of clamping limb 206 is provided with clamping device 207, and clamping device 207 includes mounting rack 217 and setting
Fixed jaw 219 and movable claw 220 in mounting rack 217, the fixed jaw 219 are fixedly connected with mounting rack 217, and one end is set
It is set to clamping part, for retaining part in outside mounting rack 217, the lower section of fixed jaw 219 is arranged in movable claw 220, and middle part passes through company
Arm 221 is connect to be connected in the rotation axis 218 being fixed in mounting rack 217, and keep and its around rotation axis 208 rotation connection,
One end of movable claw 220 is set as the clamping part coincideing with fixed jaw 219, is located at outside mounting rack 217, on the mounting rack 217
It is provided with cylinder 201, the other end of the telescopic end connection movable claw 220 of cylinder 201, to drive the activity of movable claw；The fortune
Defeated track is arranged in rack 1, and two sliding rails 212 disposed in parallel are fixed in rack 1, are provided on sliding rail 212 embedding therewith
The sliding block 211 of conjunction, sliding block 211 are arranged in the lower section of clamping device, rack gear 214, rack gear 214 are provided between two sliding rails 212
It is fixed in rack 1, it is corresponding, it is provided with below the clamping device and 214 meshed gears 213 of rack gear, gear
213 are driven by motor 210, and smooth fixing layer 215, fixing layer 215 and rack 1 are arranged between the sliding rail 212 and rack 1
Between gap filling resilient material as buffer layer 216；The aligning guide includes rack 1 and is fixed in rack 1
It is described to being provided on positive mounting plate 301 and the vertically disposed push plate 302 of profile transporting direction, push plate to positive mounting plate 301
302 are fixed on vertical pushing block 303, and push plate 302 is driven by cylinder 307, and cylinder 307 is fixed in rack 1, described
The side of push plate 302 is provided with block 304, and block 304 is fixed on vertically on positive mounting plate 301, so that pushing block 303 and block
304 are located at the two sides of profile 2, and the push plate 302 of the aligning guide is arranged with chimeric sliding block 305 and sliding rail 306, sliding
Block 305 and push plate 302 are fixedly installed, and sliding rail 306 is fixed on on positive mounting plate 301；The positioning mechanism is arranged in transport rail
The end point in road, including rack 1 are provided with positioning mounting plate 401 in the rack 1, and lower positioning mounting plate 401 is profile carrying
Defeated channel, is provided with device for horizontally pushing and hold-down devices in positioning mounting plate 401, and hold-down devices include being vertically fixed on positioning peace
Lower air cylinder 403 in loading board 401, telescopic end protrude into profile transport channel, and the lower end of telescopic end is set as elastic press
407, device for horizontally pushing includes being secured transverse in positioning mounting plate 401 and the horizontal pushing cylinder 402 vertical with profile transporting direction,
Telescopic end is fixed with push plate 404 straight down, in the present invention, the device for horizontally pushing of the positioning mechanism setting and pushing
Device has at least two groups, is arranged in same profile transport channel, and the horizontal pushing cylinder 402 of device for horizontally pushing moves synchronously, and pushes
The lower air cylinder 403 of device moves synchronously；The cutting mechanism is arranged below positioning mechanism, including motor 501 and motor 501
The cutter 502 of drive, the motor 501 tilt 45 ° and are fixed on motor cabinet, and motor cabinet passes through sliding block 506 and sliding rail 507
Be equipped on pedestal 508, sliding block 506 be arranged in motor cabinet bottom, sliding rail 507 be horizontally set on pedestal 508 and hang down
Delivery device is directly additionally provided under profile transporting direction, the motor cabinet, delivery device includes being arranged in parallel with sliding rail 507
Lead screw 509 and the feed screw nut 510 being fixedly connected with motor cabinet, lead screw 509 are fixed on pedestal 508, and one end is by push electricity
Machine drives, and the motor cabinet includes the pedestal 505 with 45 ° of inclined-planes, and fixed cutting mounting plate 503 on inclined-plane cuts mounting plate
503 be the intermediate multilayered structure that supple buffer layer 504 is arranged, and the motor 501 is mounted on cutting mounting plate 504, the cunning
Rail 507 has arranged side by side two, and lead screw 509 is arranged between two sliding rails 507, and in the present invention, the cutting mechanism is set
The motor 501 and cutter 502 set have two, and the arranged direction of motor 501 and cutter 502 is on the contrary, make two cutter
502 angle is 90 °.When the utility model is applied to the cutting of profile 2, profile 2 is fallen on profile conveying track, clamping device
207 fixed jaw 219 and movable claw 220 closure, after clamping profile 2, motor 210 is rotated, so that gear 213 is on rack gear 214
Movement, drives entire clamping device to move on profile conveying track, in moving process, the push plate 302 of aligning guide is in gas
It is moved under the drive of cylinder 307, so that profile 2 is pushed to the position of block 304 by pushing block 303, prevents profile inclined during transportation
From when profile 2 passes through the profile transport channel of positioning mechanism and is moved to designated position, push plate 404 is in horizontal pushing cylinder 402
Lower promotion profile 2, the telescopic end elongation of lower air cylinder 403 are driven, so that profile 2 is positioned and fixed in profile transport channel,
Then, the pushing motor rotation of cutting mechanism, pushes cutter 502 to move along lead screw 509, cutter 502 advance to profile 2
Profile 2 is cut behind place, 45° angle is cut into, in order to the installation of profile door and window.Then, profile 2 continues clamped device 207
Transport is hold, is cut again after reaching new position, to be cut into the profile for the length that suits the requirements.More than, be exactly profile from
The whole process of dynamicization cutting.
Therefore, the utility model structure novel is skillfully constructed, and realizes the automation to profile and accurately cuts, and saves people
Power, process velocity is fast, high-efficient, high-quality, significant effect.
Claims (10)
1. section steel cutting equipment, which is characterized in that the transport establishment of clamping device, profile including profile, profile to positive machine
Structure, the positioning of profile and cutting mechanism, the transport establishment include conveying track, and conveying track is arranged in the clamping device
One end, and walk on conveying track, the aligning guide is arranged in the middle part of conveying track, the positioning and cutting mechanism setting
In the other end of conveying track, the clamping device includes rack, and cylinder is vertically installed in rack, and telescopic end drives setting
Lifting assembling block in rack, lifting assembling block connection are arranged in the lifting mounting rack of frame side, go up and down the downside of mounting rack
Clamping limb is installed, the top of clamping limb is provided with clamping device；The aligning guide includes rack and is fixed on the rack
It is described to be fixed on the vertically disposed push plate of profile transporting direction, push plate to being provided on positive mounting plate to positive mounting plate
Vertical pushing block, push plate are driven by cylinder, and cylinder is fixed on the rack, and the side of the push plate are provided with block, block is perpendicular
It is directly fixed on on positive mounting plate, so that pushing block and block are located at the two sides of profile；The positioning and cutting mechanism include
The cutting mechanism of the positioning mechanism and setting of conveying track end point thereunder is set, and positioning mechanism includes rack, in institute
It states and is provided with positioning mounting plate in rack, be profile transport channel under positioning mounting plate, horizontal push away is provided in positioning mounting plate
Device and hold-down devices, hold-down devices include the lower air cylinder being vertically fixed in positioning mounting plate, and telescopic end protrudes into profile
In transport channel, device for horizontally pushing includes being secured transverse in positioning mounting plate and the horizontal pushing cylinder vertical with profile transporting direction,
Its telescopic end is fixed with vertical push plate；The cutting mechanism includes motor and motor-driven cutter, the motor inclination
45 ° are fixed on motor cabinet, and motor cabinet is equipped on pedestal by sliding block and sliding rail, and sliding block is arranged at motor cabinet bottom
Portion, sliding rail are horizontally set on pedestal and perpendicular to profile transporting directions, are additionally provided with delivery device under the motor cabinet, push
Mechanism includes being fixed on the base with the lead screw of sliding rail parallel arrangement and the feed screw nut being fixedly connected with motor cabinet, lead screw,
One end is driven by pushing motor.
2. section steel cutting equipment according to claim 1, which is characterized in that the lifting assembling block two sides are fixed with lifting
Sliding block is provided with lifting sliding rail in corresponding rack, and lifting slider is moved up and down along lifting sliding rail.
3. section steel cutting equipment according to claim 1, which is characterized in that the clamping device includes mounting rack and setting
Fixed jaw and movable claw in mounting rack, the fixed jaw are fixedly connected with mounting rack, and one end is set as clamping part, clamping
Portion is located at outside mounting rack, and the lower section of fixed jaw is arranged in movable claw, and middle part is connected to by linking arm to be fixed in mounting rack
Rotation axis on, and keep and its around rotation axis rotation connection, one end of movable claw be set as with fixed jaw coincide clamping
Portion is located at outside mounting rack, and cylinder is provided on the mounting rack, and the other end of the telescopic end connection movable claw of cylinder drives and lives
The activity of pawl.
4. section steel cutting equipment according to claim 1, which is characterized in that the conveying track is arranged on the rack, machine
It is fixed with two sliding rails disposed in parallel on frame, sliding block chimeric therewith is provided on sliding rail, clamping device is arranged in sliding block
Lower section is provided with rack gear between two sliding rails, and rack gear is fixed on the rack, corresponding, sets below the clamping device
It is equipped with the gear being engaged with rack, gear is driven by a motor.
5. section steel cutting equipment according to claim 4, which is characterized in that be arranged between the sliding rail and rack smooth
Fixing layer, the gap filling resilient material between fixing layer and rack is as buffer layer.
6. section steel cutting equipment according to claim 1, which is characterized in that the push plate of the aligning guide is arranged with embedding
The sliding block and sliding rail of conjunction, sliding block and push plate are fixedly installed, and sliding rail is fixed on on positive mounting plate.
7. section steel cutting equipment according to claim 1, which is characterized in that the device for horizontally pushing of positioning mechanism setting and
Hold-down devices have at least two groups, are arranged in same profile transport channel, and the horizontal pushing cylinder of device for horizontally pushing moves synchronously, and push
The lower air cylinder of device moves synchronously.
8. section steel cutting equipment according to claim 7, which is characterized in that the lower end of the hold-down devices telescopic end is arranged
For elastic press.
9. section steel cutting equipment according to claim 1, which is characterized in that the motor cabinet of the cutting mechanism includes having
The pedestal on 45 ° of inclined-planes, fixed cutting mounting plate on inclined-plane, cutting mounting plate are the multilayered structure of intermediate setting supple buffer layer,
The motor is mounted on cutting mounting plate, and the sliding rail has arranged side by side two, and lead screw is arranged between two sliding rails.
10. section steel cutting equipment according to claim 1, which is characterized in that the motor and cut that the cutting mechanism is arranged
Cutter has two, and the arranged direction of motor and cutter is on the contrary, make the angle of two cutter be 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820713673.5U CN208680640U (en) | 2018-05-14 | 2018-05-14 | Section steel cutting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820713673.5U CN208680640U (en) | 2018-05-14 | 2018-05-14 | Section steel cutting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208680640U true CN208680640U (en) | 2019-04-02 |
Family
ID=65877081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820713673.5U Expired - Fee Related CN208680640U (en) | 2018-05-14 | 2018-05-14 | Section steel cutting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208680640U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581020A (en) * | 2018-05-14 | 2018-09-28 | 河南宏基重工科技有限公司 | Section steel cutting equipment |
-
2018
- 2018-05-14 CN CN201820713673.5U patent/CN208680640U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581020A (en) * | 2018-05-14 | 2018-09-28 | 河南宏基重工科技有限公司 | Section steel cutting equipment |
| CN108581020B (en) * | 2018-05-14 | 2024-06-04 | 佛山市顺武铝制品有限公司 | Profile cutting equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105151736A (en) | Automatic turnover device for wallboard | |
| CN208680640U (en) | Section steel cutting equipment | |
| CN103894673B (en) | A kind of Saw of section bar hits the heart | |
| CN110421063A (en) | A kind of continuous punching mechanical of aluminum alloy doors and windows automatic assembling | |
| CN204546795U (en) | Novel tracking chain saw cutting and end face protective device | |
| CN201427236Y (en) | Manual combined type frame assembling machine | |
| CN108817902B (en) | Boneless wiper draw-in groove steel sheet wears to cover device | |
| CN105846284B (en) | A kind of terminal board kludge | |
| CN208742945U (en) | A kind of glass edge dispenser | |
| CN113232007A (en) | Novel equipment for picking and placing hardware and using method thereof | |
| CN108581020A (en) | Section steel cutting equipment | |
| CN202861252U (en) | Automatic receiving and distributing device for long U-shaped copper pipe bending machine | |
| CN210456261U (en) | Multi-station manufacturing platform belt line assembly | |
| CN201979648U (en) | Four-head corner cleaning machine for plastic doors and windows | |
| CN203778876U (en) | Sectional bar saw cutting center | |
| CN213841424U (en) | Refrigerant injection device for air conditioner production line | |
| CN109945897A (en) | A kind of multi-purpose machine visual experiment platform | |
| CN215357442U (en) | Aluminum profile linear reciprocating feeding mechanism | |
| CN110053158B (en) | Stirrup arrangement structure | |
| CN212093014U (en) | Vertical door and window double-side automatic gluing machine | |
| CN208681053U (en) | Shape extrusion positioning mechanism | |
| CN209656070U (en) | A kind of multi-purpose machine visual experiment platform | |
| CN210427720U (en) | Elevator control panel tipping arrangement | |
| CN208878983U (en) | A kind of bushing outer tube automatically in glue production line shifting apparatus | |
| CN102039644A (en) | Plastic door/window four-head corner cleaning processing device and processing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190402 Termination date: 20210514 |