CN108177192A - A kind of paperboard die-cutting machine - Google Patents
A kind of paperboard die-cutting machine Download PDFInfo
- Publication number
- CN108177192A CN108177192A CN201711403814.XA CN201711403814A CN108177192A CN 108177192 A CN108177192 A CN 108177192A CN 201711403814 A CN201711403814 A CN 201711403814A CN 108177192 A CN108177192 A CN 108177192A
- Authority
- CN
- China
- Prior art keywords
- locating rod
- fixture
- bar
- spring
- rear locating
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
- B26D7/025—Means for holding or positioning work with clamping means acting upon planar surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
- B26D7/0625—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form by endless conveyors, e.g. belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
- B26D7/32—Means for performing other operations combined with cutting for conveying or stacking cut product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The present invention relates to a kind of paperboard die-cutting machines,Including engine base,Finished product receiving platform,It is die cut bottom plate,Mold,Fixture,Compression bar and infeed conveyor,The upper right left-to-right of pedestal is equipped with finished product receiving platform successively,Backplanes support frame and conveyer belt supporting rack,The conveyer belt supporting rack is equipped with infeed conveyor,The backplanes support frame is equipped with cross cutting bottom plate,The paperboard die-cutting machine,Pass through the paper bail of setting corresponding to the prelocalization bar of cardboard quadrangle and rear locating rod and below on the outside of cross cutting machine clamp,Prelocalization bar and rear locating rod and its upper pressure paper bar can decline with fixture,And locating rod upper end is connected by spring,After paper bail pushes down cardboard,The power that fixture continues to move downward is undertaken by spring,Prelocalization bar and rear locating rod are along guide rail upward sliding,The partial pressure is offset jointly,So that paper bail efficiently avoids impression or damage of the paper bail to paperboard surface while positioning to cardboard,The very high cross cutting quality of cardboard.
Description
Technical field
The invention belongs to die-cutting machine technical field more particularly to a kind of paperboard die-cutting machines.
Background technology
Die-cutting machine is called hydraulic cutting presser, guillotine, numerical control stamping machine, is road mechanical equipment after a kind of paper wrapper and printing, mainly
For the cross cutting (complete disconnected, partly disconnected) of cardboard, corrugated board, adhesive sticker, EVA, double faced adhesive tape, electronics, mobile phone rubber cushion etc., impression and scald
Golden operation, automatic waste discharge etc., die-cutting machine using steel knife, hardware dies, steel wire, copperplate, stereotype or steel engraving into masterplate, lead to
It crosses coining plate and applies certain pressure, printing or cardboard are rolled and are cut into definite shape, but during pressing mold, paper waits for pressure
Material especially hits because certain position deviation can occur for the factors such as transmission device in paperboard form, causes pressing mold inferior quality,
Admittedly corresponding positioning device need to be set, existing fixing device is mostly paper bail moving up and down, and pressure is mostly external force, and
Easily to causing a degree of impression on cardboard, while it is mostly artificial feeding that paperboard form, which hits that finished product takes out, very inconvenient.
Invention content
The present invention provides a kind of paperboard die-cutting machine to solve known technology.
The present invention is adopted the technical scheme that solve known technology：A kind of paperboard die-cutting machine,
Including engine base, finished product receiving platform, cross cutting bottom plate, mold, fixture, compression bar and infeed conveyor, the upper right left-to-right of pedestal according to
Secondary to be equipped with finished product receiving platform, backplanes support frame and conveyer belt supporting rack, the conveyer belt supporting rack is equipped with infeed conveyor, institute
It states backplanes support frame and is equipped with cross cutting bottom plate, the cross cutting bottom plate left end lower part is rotatablely connected by hinge and backplanes support frame,
And its right end is mutually leaned on infeed conveyor, and mold is equipped with right over the cross cutting bottom plate, the mould upstream is equipped with fixture, and its
It is fixedly connected with fixture, several compression bars is fixedly connected with above the fixture, two supporting blocks, institute are respectively equipped on the outside of the fixture
The position on the upper side that supporting block is located at both ends on the outside of fixture is stated, the first spring, institute are connected with below the supporting block of the fixture left end
The first lower spring end is stated equipped with prelocalization bar, the supporting block lower section of the fixture left end is additionally provided with two vertically arranged guide rails, institute
It states guide rail to be fixedly connected with fixture lateral wall, the guide-track groove mutually agreed with guide rail, and prelocalization is equipped on the inside of the prelocalization bar
Bar is slidably connected by the guide-track groove with guide rail, and a paper bail is additionally provided between two guide-track grooves on the inside of the prelocalization bar,
The paper bail is located at prelocalization bar lower end inside, and the two is vertically fixedly connected, below the fixture right end supporting block both ends
Second spring is respectively connected with, the second spring lower end is connected with rear locating rod, and the rear locating rod is internally provided with one and is erected
It is equipped with and argues for the sake of arguing to perforative through-hole, in the through-hole, described argue for the sake of arguing is slidably connected, and the upper end is fixedly connected on rear locating rod
Supporting block lower surface, equipped with shank, the shank is connected by hinge with arguing for the sake of arguing for the lower end of arguing for the sake of arguing, it is described argue for the sake of arguing with shank it
Between be symmetrical with hinge position and be additionally provided with third spring, two are again provided with below the supporting block of the fixture right end and vertically arranged is led
Rail, the guide rail are equally fixedly connected with fixture lateral wall, and the guide rail mutually agreed with guide rail also is provided on the inside of the rear locating rod
Slot, and rear locating rod is slidably connected by the guide-track groove with guide rail, rear locating rod lower end inside position on the upper side is also set
There is paper bail, the paper bail is similarly positioned between guide-track groove, and vertical with rear locating rod is fixedly connected.
Further, the guide rail is vertically arranged in parallel, and its section is T-shaped, the prelocalization bar and rear positioning
Guide rail slot cross-section on the inside of bar is all T-shaped section.
Further, the paper bail on the prelocalization bar is located in the same horizontal plane with the paper bail in rear locating rod.
Further, the difference of the rear locating rod and the length of prelocalization bar is rear locating rod upper pressure paper bar away from rear locating rod
The distance of bottom end.
Further, first spring is identical with the effect that two second springs reach, i.e., described first spring strength
Twice for second spring.
Further, top surface is inclined surface on argue for the sake of arguing bottom surface and the shank, and when shank is with arguing for the sake of arguing parallel, above-mentioned
The angle of two inclined surface is 90 degree.
The present invention has the advantage that as follows with good effect：
1. the paperboard die-cutting machine, by the outside of cross cutting machine clamp setting corresponding to the prelocalization bar of cardboard quadrangle and rear fixed
Position bar and paper bail below, prelocalization bar and rear locating rod and its upper pressure paper bar can decline with fixture, and locating rod upper end
It is connected by spring, after paper bail pushes down cardboard, the power that fixture continues to move downward is undertaken by spring, and prelocalization bar is determined with rear
Position bar offsets the partial pressure so that paper bail efficiently avoids while positioning to cardboard jointly along guide rail upward sliding
Impression or damage of the paper bail to paperboard surface, the very high cross cutting quality of cardboard.
2. the paperboard die-cutting machine, by being equipped with infeed conveyor on conveyer belt supporting rack, backplanes support frame is equipped with mould
Bottom plate is cut, cross cutting bottom plate left end lower part is rotatablely connected by hinge and backplanes support frame, and its right end is mutually leaned on infeed conveyor,
Cardboard is fallen on infeed conveyor, as infeed conveyor advances, reduces the workload manually carried, reduce manually into
This so that the invention can be produced with streamlined, be conducive to promoting the use of for the paperboard die-cutting machine.
3. the paperboard die-cutting machine, argued for the sake of arguing and shank by being set in rear locating rod, it is rear fixed after paper bail pushes down cardboard
Position bar is moved up along guide rail, is continued to move down with fixture with shank when arguing for the sake of arguing, gradually be stretched out by rear locating rod bottom end, when shank is stretched completely
It after going out, is acted on, sloped inwardly by third spring, be stuck in cross cutting bottom plate right end, after completing cross cutting, fixture moves up, shank cooperation
The hinge of bottom plate left end is die cut, cross cutting bottom plate right end is lifted, cardboard slips into the finished product receiving platform on the left of cross cutting bottom plate therewith, should
Design can replace manually collecting bottom plate, convenient and efficient, greatly very high working efficiency.
Description of the drawings
Fig. 1 is the overall structure diagram of paperboard die-cutting machine provided in an embodiment of the present invention；
Fig. 2 is sectional view at the preceding fixed link of paperboard die-cutting machine provided in an embodiment of the present invention；
Fig. 3 is sectional view at the rear fixed link of paperboard die-cutting machine provided in an embodiment of the present invention；
Fig. 4 is the fixed link of paperboard die-cutting machine provided in an embodiment of the present invention and rail attachment point structure diagram.
In figure：1st, engine base；2nd, hinge；3rd, finished product receiving platform；4th, it is die cut bottom plate；5th, mold；6th, prelocalization bar；7th, fixture；
8th, the first spring；9th, compression bar；10th, supporting block；11st, second spring；12nd, rear locating rod；13rd, it argues for the sake of arguing；14th, shank；15th, feeding passes
Send band；16th, conveyer belt supporting rack；17th, backplanes support frame；18th, guide rail；19th, paper bail；20th, through-hole；21st, third spring；22、
Guide-track groove.
Specific embodiment
In order to further understand the content, features and effects of the present invention, hereby enumerating following embodiment, and coordinate attached drawing
Detailed description are as follows.
It is explained in detail with reference to the structure of Fig. 1-4 pairs of paperboard die-cutting machines of the invention：A kind of paperboard die-cutting machine, packet
Include engine base 1, finished product receiving platform 3, cross cutting bottom plate 4, mold 5, fixture 7, compression bar 9 and infeed conveyor 15, the 1 upper right left side of pedestal
It is equipped with finished product receiving platform 3, backplanes support frame 17 and conveyer belt supporting rack 16 successively to right, the conveyer belt supporting rack 16 is equipped with
Infeed conveyor 15, the backplanes support frame 17 be equipped with cross cutting bottom plate 4, it is described cross cutting 4 left end lower part of bottom plate by hinge 2 with
Backplanes support frame 17 is rotatablely connected, and its right end is leaned on 15 phase of infeed conveyor, and mold 5 is equipped with right over the cross cutting bottom plate 4,
5 top of mold is equipped with fixture 7, and it is fixedly connected with fixture 7, and 7 top of fixture is fixedly connected with several compression bars 9,
7 outside of fixture is respectively equipped with two supporting blocks 10, and the supporting block 10 is located at the position on the upper side at 7 outside both ends of fixture, described
10 lower section of supporting block of 7 left end of fixture is connected with the first spring 8, and 8 lower end of the first spring is equipped with prelocalization bar 6, the folder
10 lower section of supporting block for having 7 left ends is additionally provided with two vertically arranged guide rails 18, which is fixedly connected with 7 lateral wall of fixture,
6 inside of prelocalization bar is equipped with the guide-track groove 22 agreed with 18 phase of guide rail, and prelocalization bar 6 passes through the guide-track groove 22 and guide rail
18 are slidably connected, and are additionally provided with a paper bail 19 between two guide-track grooves 18 of 6 inside of prelocalization bar, the paper bail 19 is located at
6 lower end inside of prelocalization bar, and the two is vertically fixedly connected is respectively connected with the below 7 right end supporting block of fixture, 10 both ends
Two springs 11,11 lower end of second spring are connected with rear locating rod 12, and the rear locating rod 12 is internally provided with one, and it is vertical
Perforative through-hole 20 is equipped in the through-hole 10 and argues for the sake of arguing 13, this is argued for the sake of arguing 13 is slidably connected, and the upper end is fixed with rear locating rod 12
10 lower surface of supporting block is connected to, equipped with shank 14, the shank 14 passes through hinge 2 and 13 phases of arguing for the sake of arguing for 13 lower ends of arguing for the sake of arguing
Even, described argue for the sake of arguing is symmetrical with 2 position of hinge and is additionally provided with third spring 21, the support of 7 right end of fixture between 13 and shank 14
10 lower section of block is again provided with two vertically arranged guide rails 18, which is equally fixedly connected with 7 lateral wall of fixture, fixed after described
Bar 12 inside in position also is provided with the guide-track groove 22 agreed with 18 phase of guide rail, and rear locating rod 12 is slided by the guide-track groove 22 with guide rail 18
Dynamic connection, 12 lower end inside of rear locating rod position on the upper side also are provided with paper bail 19, which is similarly positioned in guide rail
Between slot 22, and it is vertical with rear locating rod 12 be fixedly connected, the guide rail 18 is vertical arranged in parallel, and its section be it is T-shaped,
22 section of guide-track groove of 12 inside of the prelocalization bar 6 and rear locating rod is all T-shaped section, the platen on the prelocalization bar 6
Bar 19 is located in the same horizontal plane with the paper bail 19 in rear locating rod 12, the rear locating rod 12 and the length of prelocalization bar 6
Difference be rear distance of the 12 upper pressure paper bar 19 of locating rod away from rear 12 bottom end of locating rod, first spring 8 and two second springs
11 effects reached are identical, i.e., described first spring Final 8 degree is twice of second spring 11,13 bottom surfaces and the shank of arguing for the sake of arguing
Top surface is inclined surface on 14, and shank 14 with argue for the sake of arguing 13 it is parallel when, the angle of above-mentioned two inclined surface is 90 degree.
Operation principle：The paperboard die-cutting machine passes through the prelocalization in the 7 outside setting of cross cutting machine clamp corresponding to cardboard quadrangle
Bar 6 and rear locating rod 12 and paper bail 19 below, prelocalization bar 6 and rear locating rod 12 and its upper pressure paper bar 19 can be with fixtures
7 decline, and prelocalization bar 6 is connect with rear 12 upper end of locating rod by the first spring 8 and second spring 11 respectively, when paper bail 19
After pushing down cardboard, the power that fixture 7 continues to move downward is undertaken by spring, and prelocalization bar 6 is upward along guide rail 18 with rear locating rod 12
It slides, offsets the partial pressure jointly so that paper bail 19 efficiently avoids paper bail 19 to paper while positioning to cardboard
The impression of plate surface or damage, the very high cross cutting quality of cardboard, by rear locating rod 12 setting argue for the sake of arguing 13 and shank 14,
After paper bail 19 pushes down cardboard, rear locating rod 12 is moved up along guide rail 18, but argue for the sake of arguing 13 and shank 14 continue to move down with fixture 7,
It is gradually stretched out by rear 12 bottom end of locating rod, after shank 14 is fully extended, is acted on by third spring 21, sloped inwardly, be stuck in mould
4 right end of bottom plate is cut, after completing cross cutting, fixture 7 moves up, and the hinge 2 of the shank 14 cooperation cross cutting 4 left end of bottom plate will be die cut bottom plate 4
Right end lift, cardboard slips into the finished product receiving platform 3 in cross cutting bottom plate 4 left side therewith, which can replace manually collecting bottom plate,
It is convenient and efficient, greatly very high working efficiency, and cost of labor is reduced, be conducive to promoting the use of for the paperboard die-cutting machine.
The above is only the preferred embodiments of the present invention, and not makees limitation in any form to the present invention,
Any simple modification made to the above embodiment of every technical spirit according to the present invention, equivalent variations and modification, belong to
In the range of technical solution of the present invention.
Claims (7)
1. a kind of paperboard die-cutting machine, including engine base (1), finished product receiving platform (3), cross cutting bottom plate (4), mold (5), fixture (7), pressure
Bar (9) and infeed conveyor (15), which is characterized in that the upper right left-to-right of the pedestal (1) successively be equipped with finished product receiving platform (3),
Backplanes support frame (17) and conveyer belt supporting rack (16), the conveyer belt supporting rack (16) are equipped with infeed conveyor (15), institute
It states backplanes support frame (17) and is equipped with cross cutting bottom plate (4), cross cutting bottom plate (4) the left end lower part passes through hinge (2) and bottom plate branch
Support (17) is rotatablely connected, and its right end is mutually leaned on infeed conveyor (15), and mold is equipped with right over the cross cutting bottom plate (4)
(5), mold (5) top is equipped with fixture (7), and it is fixedly connected with fixture (7), is fixedly connected above the fixture (7)
Have several compression bars (9), be respectively equipped with two supporting blocks (10) on the outside of the fixture (7), the supporting block (10) positioned at fixture (7) outside
The position on the upper side at side both ends, supporting block (10) lower section of fixture (7) left end are connected with the first spring (8), first bullet
Spring (8) lower end is equipped with prelocalization bar (6), and two are additionally provided with below the supporting block (10) of fixture (7) left end and vertically arranged is led
Rail (18), the guide rail (18) are fixedly connected with fixture (7) lateral wall, are equipped with and guide rail (18) on the inside of the prelocalization bar (6)
The guide-track groove (22) mutually agreed with, and prelocalization bar (6) is slidably connected by the guide-track groove (22) and guide rail (18), it is fixed before described
A paper bail (19) is additionally provided between two guide-track grooves (18) on the inside of position bar (6), the paper bail (19) is positioned at prelocalization bar (6)
Lower end inside, and the two is vertically fixedly connected, and second spring is respectively connected with below fixture (7) right end supporting block (10) both ends
(11), second spring (11) lower end is connected with rear locating rod (12), and the rear locating rod (12) is internally provided with one and is erected
It is equipped with and argues for the sake of arguing (13) to perforative through-hole (20), in the through-hole (10), company is slided in argue for the sake of arguing (13) with rear locating rod (12)
It connects, and the upper end is fixedly connected on supporting block (10) lower surface, described (13) lower end of arguing for the sake of arguing is equipped with shank (14), the shank
(14) by hinge (2) with argue for the sake of arguing (13) be connected, described argue for the sake of arguing (13) is symmetrical with hinge (2) position between shank (14) and also sets
There is third spring (21), two vertically arranged guide rails (18), institute are again provided with below the supporting block (10) of fixture (7) right end
It states guide rail (18) to be equally fixedly connected with fixture (7) lateral wall, also be provided with and guide rail (18) phase on the inside of the rear locating rod (12)
The guide-track groove (22) agreed with, and rear locating rod (12) is slidably connected by the guide-track groove (22) and guide rail (18), it is fixed after described
Position bar (12) lower end inside position on the upper side also is provided with paper bail (19), the paper bail (19) be similarly positioned in guide-track groove (22) it
Between, and vertical with rear locating rod (12) be fixedly connected.
2. a kind of paperboard die-cutting machine according to claim 1, which is characterized in that the guide rail (18) is vertically mutually parallel and sets
It puts, and its section is T-shaped, guide-track groove (22) section on the inside of the prelocalization bar (6) and rear locating rod (12) is all T-shaped section
Face.
A kind of 3. paperboard die-cutting machine according to claim 1, which is characterized in that the paper bail on the prelocalization bar (6)
(19) it is located in the same horizontal plane with the paper bail (19) in rear locating rod (12).
4. a kind of paperboard die-cutting machine according to claim 1, which is characterized in that locating rod (12) and prelocalization bar after described
(6) difference of length is distance of rear locating rod (12) the upper pressure paper bar (19) away from rear locating rod (12) bottom end.
5. a kind of paperboard die-cutting machine according to claim 1-4, which is characterized in that first spring (8) with two the
The effect that two springs (11) reach is identical, i.e., described first spring (8) intensity is twice of second spring (11).
6. a kind of paperboard die-cutting machine according to claim 1-5, which is characterized in that argue for the sake of arguing (13) bottom surface and shank (14)
Upper top surface is inclined surface, and shank (14) with argue for the sake of arguing (13) it is parallel when, the angle of above-mentioned two inclined surface is 90 degree.
7. a kind of cardboard die cutting method, which is characterized in that by before the 7 outside setting of cross cutting machine clamp corresponds to cardboard quadrangle
Locating rod 6 and rear locating rod 12 and paper bail 19 below, prelocalization bar 6 and rear locating rod 12 and its upper pressure paper bar 19 can be with
Fixture 7 declines, and prelocalization bar 6 is connect with rear 12 upper end of locating rod by the first spring 8 and second spring 11 respectively, works as platen
After bar 19 pushes down cardboard, the power that fixture 7 continues to move downward is undertaken by spring, and prelocalization bar 6 and rear locating rod 12 are along guide rail 18
Upward sliding offsets the partial pressure jointly so that paper bail 19 efficiently avoids paper bail 19 while positioning to cardboard
Impression or damage to paperboard surface, the very high cross cutting quality of cardboard, by rear locating rod 12 setting argue for the sake of arguing 13 and hook
Bar 14, after paper bail 19 pushes down cardboard, rear locating rod 12 is moved up along guide rail 18, but argue for the sake of arguing 13 and shank 14 continue with fixture 7
It moves down, is gradually stretched out by rear 12 bottom end of locating rod, after shank 14 is fully extended, acted on by third spring 21, slope inwardly, card
In cross cutting 4 right end of bottom plate, after completing cross cutting, fixture 7 moves up, and the hinge 2 of the shank 14 cooperation cross cutting 4 left end of bottom plate will be die cut
The right end of bottom plate 4 lifts, and cardboard slips into the finished product receiving platform 3 in 4 left side of cross cutting bottom plate therewith, which can replace manually collecting
Bottom plate, convenient and efficient, greatly very high working efficiency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711403814.XA CN108177192A (en) | 2017-12-22 | 2017-12-22 | A kind of paperboard die-cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711403814.XA CN108177192A (en) | 2017-12-22 | 2017-12-22 | A kind of paperboard die-cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108177192A true CN108177192A (en) | 2018-06-19 |
Family
ID=62546694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711403814.XA Withdrawn CN108177192A (en) | 2017-12-22 | 2017-12-22 | A kind of paperboard die-cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108177192A (en) |
-
2017
- 2017-12-22 CN CN201711403814.XA patent/CN108177192A/en not_active Withdrawn
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| PB01 | Publication | ||
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Application publication date: 20180619 |