CN208993255U - A kind of printing mechanism of printing machine - Google Patents
A kind of printing mechanism of printing machine Download PDFInfo
- Publication number
- CN208993255U CN208993255U CN201821555921.4U CN201821555921U CN208993255U CN 208993255 U CN208993255 U CN 208993255U CN 201821555921 U CN201821555921 U CN 201821555921U CN 208993255 U CN208993255 U CN 208993255U
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- Prior art keywords
- rack
- roller
- feed roller
- printing
- sliding block
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Abstract
The utility model relates to a kind of corrugated paper printing machines, disclose a kind of printing mechanism of printing machine, solve the problems, such as that existing printing machine is only capable of printing thickness corrugated paper of the same race, a kind of printing mechanism of printing machine includes rack, the ink roller successively arranged in rack and connect with gantry rotation along the vertical direction, print roller and feed roller, it is additionally provided in the rack and drives ink roller, print roller and the actuator of feed roller rotation, the rack two sides offer sliding slot along the vertical direction, the feed roller two sides are rotatably connected to the sliding block for being plugged in sliding slot and being only capable of upper and lower displacement along the chute respectively, it is additionally provided with driving sliding block upper and lower displacement in the rack and limits the lifters that sliding block continues displacement, with a tractor serves several purposes, the advantages of reducing enterprise's production cost.
Description
Technical field
The utility model relates to a kind of corrugated paper printing machine, in particular to a kind of printing mechanism of printing machine.
Background technique
Corrugated board is the adherend of a multilayer, it is at least made of one layer of waveform core paper interlayer.It has very high
Mechanical strength can support and be fallen by the collision in handling process and falling.Mainly for the manufacture of carton, the sandwich and delicate articles of carton
Other packaging materials.It is beaten with local method straw pulp and waste paper, the base board of similar manila board is made, then be machined and make to roll into
Then corrugated is bonded in adhesive such as its surface sodium metasilicate with boxboard.
Modern printing machine is generally made of mechanisms such as loading, inking, coining, paper feedings (including folding).Its working principle
Be: printing plate is made in the writings and image that will first print, and ink on the printer, is then coated on print by artificial or printing machine by dress
There is the place of writings and image in version, then is directly or indirectly transferred to paper or other stock (such as textile, metal plate, modelings
Glue, leather, plank, glass and ceramics) on, to copy printed matter identical with printing plate.
The printing mechanism of a kind of printing machine as shown in Figure 1 in the prior art, including rack 1, be rotationally connected in rack 1
Ink roller 2, print roller 3 and feed roller 4, printing needed for offering in print roller 3 to the pattern on corrugated paper, ink roller 2
Above print roller 3 and outer wall is abutted with 3 outer wall of print roller, for being uniformly infected with ink to 3 surface of print roller, feed roller
4 are provided with the gap for corrugated paper process in 3 lower section of print roller and between print roller 3, drive ink roller by actuator
2, print roller 3 and feed roller 4 under driving effect of the corrugated paper through feed roller 4, pass through between print roller 3 and feed roller 4,
Pattern printing work is played to corrugated paper surface.
Be in place of the deficiencies in the prior art, the gap between print roller 3 and feed roller 4 be it is fixed, so that it only can
The corrugated paper of same thickness is printed, and in actual production, corrugated paper thickness specification is different, if you need to every kind of specification of correspondence
Corrugated paper matches a printing machine, and undoubtedly a kind of great production cost investment causes biggish burden to enterprise.
Utility model content
The purpose of the utility model is to provide a kind of printing mechanisms of printing machine, and which solve existing printing machines to be only capable of to same
The problem of kind thickness corrugated paper is printed, it is adjustable by spacing between feed roller and print roller, make it to different size corrugation
Paper is printed, and a tractor serves several purposes is reached, and reduces the effect of enterprise's production cost.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of printing mechanism of printing machine, including successively arrange in rack, rack and connect with gantry rotation along the vertical direction
Ink roller, print roller and the feed roller connect is additionally provided in the rack and drives ink roller, print roller and feed roller rotation
Actuator, the rack two sides offer sliding slot along the vertical direction, and the feed roller two sides are rotatably connected to respectively to be plugged in
Sliding slot is interior and is only capable of the sliding block of upper and lower displacement along the chute, and driving sliding block upper and lower displacement and limitation sliding block are additionally provided in the rack
Continue the lifters of displacement.
Using the above structure, sliding slot plays guiding role to sliding block, then drives sliding block upper bottom along the chute by lifters
It moves, makes it that feed roller be driven to do and work close to or far from print roller, change the spacing between feed roller and print roller, it can
Meet the printing work to different-thickness specification corrugated paper, reaches a tractor serves several purposes, reduce the effect of enterprise's production cost;By into
The sliding block for expecting the rotation connection of roller two sides makes its feed roller that can guarantee that the rotation of feed roller works while upper and lower displacement.
Further preferably are as follows: the lifters include the screw rod being rotationally connected in sliding slot along rack vertical direction, described
Screw rod is passed through and sliding block and is threadedly engaged with sliding block, and described screw rod one end is fixed with worm gear, is rotatably connected in the rack and snail
The worm screw of engagement is taken turns, described worm screw one end extends to except rack and the side outside rack is provided with rotating member.
Using the above structure, drive worm screw rotation, under worm gear and the meshing relation of worm screw, drive screw rod by rotating member
Rotation, so sliding block and screw rod be threadedly engaged effect and sliding slot under the position-limiting action of sliding block, drive sliding block along the chute on
Bottom offset, to realize the upper and lower displacement work for driving feed roller;The rotation of worm drive worm gear is only capable of by worm and gear simultaneously
Characteristic, after so that it is regulated feed roller position, no outer power drive worm screw rotate when, feed roller can be limited in required position
It sets.
Further preferably are as follows: several balls are embedded on the sliding block and sliding slot adjacent surface, along it on the chute wall
Short transverse offers the rolling groove contradicted for ball.
Using the above structure, conflict is rolled along rolling groove by ball, on the one hand reduces rubbing between sliding block and sliding slot
Power is wiped convenient for driving sliding block upper and lower displacement;On the other hand limitation sliding block avoids sliding block from detaching sliding slot along feed roller axial displacement.
Further preferably are as follows: the actuator include drive ink roller rotation motor, be coaxially fixed on respectively ink roller,
It is synchronous also to connect realization by interlinked mechanism between the ink roller and feed roller for print roller one end and pitch wheel one
Rotation.
Using the above structure, ink roller rotation is driven by motor, under the effect of pitch wheel one, drives printing
Roller and ink roller synchronous backward move, and are infected with convenient for its ink to print roller;And then by interlinked mechanism realize ink roller and
Synchronous rotation work between feed roller moves its feed roller equally with print roller synchronous backward, convenient for the defeated of corrugated paper
Send work;It only needs a power source that the synchronous rotation work of ink roller, print roller and feed roller can be realized, section can be reached
The about effect of power source.
Further preferably are as follows: the interlinked mechanism includes coaxially being fixed on ink roller, the runner on feed roller, coiling respectively
Transmission belt on two runners is additionally provided in the rack with during feed roller upper and lower displacement, adjusts transmission belt rate of tension
Regulating part.
Using the above structure, by the frictional force of transmission belt and two runners, realize that ink roller, feed roller synchronize fortune in the same direction
It is dynamic;And then the rate of tension of transmission belt can be adjusted in feed roller displacement process by regulating part, make its transmission belt always with two turns
Wheel is held against state, makes its feed roller in displacement process, can also continue to rotate synchronously with ink roller.
Further preferably are as follows: the regulating part includes connecting rod one, connecting rod two and regulating wheel, and one end of the connecting rod one turns
It is dynamic be connected in rack, the rotation connection of the other end and regulating wheel;One end of the connecting rod two is rotationally connected on feed roller, is another
End is rotationally connected with side of the connecting rod one towards regulating wheel by shaft two, is offered on the connecting rod two for the sliding of shaft two
Slippage slot;The regulating wheel is connected to transmission belt inner wall;It is additionally provided in the rack and drives regulating wheel towards side outside transmission belt
The elastic component of displacement.
Using the above structure, during feed roller upper and lower displacement, two position change of connecting rod is displaced in slippage slot for shaft two
Compensating action under, so that it is driven connecting rod one to do circular motion and elastic component to connecting rod one with the gantry rotation point center of circle
Pulling force effect under, drive regulating wheel displacement with transmission belt keep abutting relation, with feed roller be displaced change transmission belt tensioning
Degree, holding transmission belt are close to state with two runners.
Further preferably are as follows: the elastic component includes being fixed on connecting rod one to be in the mounting base one of regulating wheel side, fix
Mounting base two in rack, the extension spring being fixedly connected between mounting base one, mounting base two.
Using the above structure, the tensioning function power carried by extension spring, gives regulating wheel towards side outside transmission belt
Urging force keeps the abutting of regulating wheel moment and transmission belt inner wall to act on;By the extension spring of setting, make its one circular arc of connecting rod
When movement, extension spring can also do elastic deformation work therewith, realize the pulling force effect to regulating wheel.
Further preferably are as follows: one end of the ink roller is coaxially fixed with gear two, and the output shaft of motor is fixed with gear
Three, gear two has transmission chain, the gear two and three outer diameter ratio of gear with coiling on gear three are as follows: 5:1.
Using the above structure, since motor speed is too fast, and ink roller needs rotation more slow, passes through the outer diameter ratio of setting
Different gear two and gear three make it can slow revolving speed needed for the quick rotation reduction of speed ink roller by motor.
In conclusion the utility model has the following beneficial effects:
1, driving screw rod rotation, sliding block and screw rod be threadedly engaged the guiding role of effect and sliding slot to sliding block under,
It drives sliding block to drive feed roller upper and lower displacement, changes the spacing between feed roller and print roller, can meet to different thickness
The printing work of metric lattice corrugated paper, reaches a tractor serves several purposes, reduces the effect of enterprise's production cost;
2, ink roller is individually fixed in by two, in print roller and pitch wheel one, realize ink roller, print roller
Synchronous backward rotation work;Again by transmission belt coiling on two runners, it can be achieved that feed roller it is synchronous with ink roller in the same direction
Movement, making it only needs a power source that the synchronous rotation work of ink roller, print roller and feed roller can be realized, and reaches saving
The effect of power source.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the prior art;
Fig. 2 is the overall structure diagram of the present embodiment;
Fig. 3 is the partial structural diagram of actuator in Fig. 2;
Fig. 4 is the partial structural diagram of lifters in Fig. 2.
In figure, 1, rack;2, ink roller;3, print roller;4, feed roller;5, actuator;51, motor;52, gear one;53,
Gear two;54, gear three;55, transmission chain;6, sliding slot;7, lifters;71, screw rod;72, worm gear;73, worm screw;74, handwheel;
75, ball;76, rolling groove;8, interlinked mechanism;81, runner;82, transmission belt;9, regulating part;91, connecting rod one;92, connecting rod two;
93, regulating wheel;94, shaft one;95, shaft two;96, shaft three;97, shaft four;98, slippage slot;10, mounting base one;11, pacify
Fill seat two;12, extension spring;13, sliding block.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment 1: a kind of printing mechanism of printing machine, as shown in Figures 2 and 3, including rack 1, along 1 vertical direction of rack from
Ink roller 2, print roller 3, the feed roller 4 successively arranged under, above-mentioned ink roller 2, print roller 3 and feed roller 4 are opposite
Rack 1 is rotatablely connected and actuator 5 is driven to realize rotation work;Wherein, 3 outer wall of print roller is abutted with 4 outer wall of feed roller, charging
There are the gaps passed through for corrugated paper between roller 4 and print roller 3;Ink is infected with to print roller 3 by ink roller 2, feed roller 4 with
3 rotation of print roller, while conveying to corrugated paper, the pattern in print roller 3 is successively printed on corrugated paper, complete to watt
The printing work of stupefied paper.
Above-mentioned actuator 5 includes motor 51, gear 2 53, gear 3 54 and transmission chain 55, and motor 51 is fixed on rack 1
Above and by electric wire it is connected to external power supply;Gear 2 53 and one end of ink roller 2 are coaxially fixed, gear 3 54 and motor 51
Output shaft is coaxially fixed, and 55 coiling of transmission chain is engaged on gear 2 53, gear 3 54 and with gear 2 53, gear 3 54;It is logical
When electric, motor 51 is rotated with moving gear 2 53, under the drive of transmission chain 55, drives 2 rotation of ink roller work;The present embodiment
In, the outer diameter ratio of gear 2 53 and gear 3 54 is 5:1.
Referring to Fig. 2 and 4, one end of above-mentioned 2 opposed gear 2 53 of ink roller is coaxially fixed with gear 1, print roller 3
One end is also coaxially fixed with a gear 1, is intermeshed between two gears 1, realizes that print roller 3 is synchronous with ink roller 2
Reversed rotation work.
Also connected by interlinked mechanism 8 between above-mentioned ink roller 2 and feed roller 4, interlinked mechanism 8 include respectively with ink roller
2, the co-axially fixed runner 81 of feed roller 4, coiling has transmission belt 82 on two runners 81, when ink roller 2 rotates, in transmission belt 82
Drive under, drive feed roller 4 to synchronize with ink roller 2 and rotate in same direction, to make its feed pipe and 3 synchronous backward rotation of print roller
Work.
The both ends of above-mentioned feed roller 4 pass through bearing (not shown) respectively and are rotatably connected to a sliding block 13,1 two sides of rack
The sliding slot 6 for 13 upper and lower displacement of sliding block is offered along its vertical direction, it is provided in sliding slot 6 and drives 13 upper and lower displacement of sliding block
Lifters 7;In the present embodiment, sliding block 13 is equal with the width of sliding slot 6.
Above-mentioned lifters 7 include screw rod 71, worm gear 72, worm screw 73 and handwheel 74, and screw rod 71 and 1 vertical direction of rack are flat
Row setting and both ends pass through bearing (not shown) respectively and 6 upper and lower ends of sliding slot are rotatablely connected, and offer and pass through on sliding block 13
The threaded hole for leading to upper and lower end and being threadedly engaged with screw rod 71, worm gear 72 are coaxially fixed on one end of screw rod 71, worm screw 73 and worm gear
72 engage and are rotationally connected in rack 1 by bearing (not shown), and handwheel 74 is fixed on worm screw 73 and extends to outside rack 1
One end;When rotary worm 73, screw rod 71 is driven to rotate, screw rod 71 and threaded hole be threadedly engaged effect under, drive sliding block
13 drive 4 upper and lower displacement of feed roller.
In the present embodiment, it is also embedded with two balls 75 on the two sides that sliding block 13 is abutted with sliding slot 6 respectively, on 6 side wall of sliding slot
Corresponding to offer the rolling groove 76 rolled for ball 75,76 upper and lower ends of rolling groove are flushed with 6 upper and lower ends of sliding slot.
Regulating part 9 is additionally provided in above-mentioned rack 1, regulating part 9 includes connecting rod 1, connecting rod 2 92, regulating wheel 93;Connecting rod
One 91 one end is rotatablely connected with respect to the rotation connection of rack 1, the other end by shaft 3 96 and regulating wheel 93 by shaft 1;
One end of connecting rod 2 92 is rotationally connected with connecting rod by shaft 2 95 by shaft 4 97 and the rotation connection of feed roller 4, the other end
One 91 are fixed on connecting rod 1 towards 93 side of regulating wheel, shaft 2 95, and corresponding offer of connecting rod 2 92 is slided for shaft 2 95
The slippage slot 98 of shifting;During 4 upper and lower displacement of feed roller, drive connecting rod 2 92 that connecting rod 1 is driven to do with shaft 1 for the center of circle
Circular motion changes 93 position of regulating wheel, so that its regulating wheel 93 is played tension to transmission belt 82, make its transmission belt 82 always
Keep the withstanding effect with two runners 81.
Elastic component is additionally provided in above-mentioned rack 1, elastic component includes mounting base 1, mounting base 2 11 and extension spring
12, mounting base 1 is fixed on the side that connecting rod 1 is located at regulating wheel 93, and mounting base 2 11 is fixed in rack 1, stretches bullet
12 both ends of spring are fixed with mounting base 1, mounting base 2 11 respectively, give regulating wheel 93 towards the driving force on the outside of transmission belt 82.
Working principle: when needing to print and dye to the corrugated paper of different-thickness, staff drives worm screw by handwheel 74
73 rotations, and then worm gear 72 and screw rod 71 is driven to rotate, to drive 4 upper and lower displacement of sliding block 13 and feed roller, regulate
Spacing between feed roller 4 and print roller 3, then corrugated paper is delivered between print roller 3 and feed roller 4, motor 51 starts, band
The synchronous rotation of dynamic ink roller 2, print roller 3 and feed roller 4, in the synchronous backward rotary action of print roller 3 and feed roller 4
Under, pattern is printed to corrugated paper while conveying to corrugated paper.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as within the protection scope of the present utility model all by the protection of Patent Law.
Claims (8)
1. in a kind of printing mechanism of printing machine, including rack (1), rack (1) along the vertical direction successively arrangement and with rack (1)
Ink roller (2), print roller (3) and the feed roller (4) of rotation connection are additionally provided on the rack (1) and drive ink roller
(2), print roller (3) and the actuator (5) of feed roller (4) rotation, it is characterized in that: the rack (1) two sides are along the vertical direction
It offers sliding slot (6), feed roller (4) two sides are rotatably connected to respectively to be plugged in sliding slot (6) and be only capable of on (6) along the chute
The sliding block (13) of bottom offset, driving sliding block (13) upper and lower displacement is additionally provided on the rack (1) and limitation sliding block (13) continues
The lifters (7) of displacement.
2. the printing mechanism of a kind of printing machine according to claim 1, it is characterized in that: the lifters (7) include along machine
Frame (1) vertical direction is rotationally connected with the screw rod (71) in sliding slot (6), and the screw rod (71) passes through sliding block (13) and and sliding block
(13) it is threadedly engaged, described screw rod (71) one end is fixed with worm gear (72), is rotatably connected in the rack (1) and worm gear (72)
The worm screw (73) of engagement, described worm screw (73) one end, which extends to except rack (1) and is provided in the side of rack (1) outside, to be turned
Moving part.
3. the printing mechanism of a kind of printing machine according to claim 2, it is characterized in that: the sliding block (13) and sliding slot (6)
It is embedded on adjacent surface several balls (75), offers on sliding slot (6) side wall along its short transverse and contradicted for ball (75)
Rolling groove (76).
4. the printing mechanism of a kind of printing machine according to claim 1, it is characterized in that: the actuator (5) includes driving
The motor (51) of ink roller (2) rotation is coaxially fixed on ink roller (2), print roller (3) one end and pitch wheel respectively
One (52) also connect realization by interlinked mechanism (8) between the ink roller (2) and feed roller (4) and rotate synchronously.
5. the printing mechanism of a kind of printing machine according to claim 4, it is characterized in that: the interlinked mechanism (8) includes point
Ink roller (2), the runner (81) on feed roller (4), coiling are not fixed on coaxially in the transmission belt (82) on two runners (81), institute
It states and is additionally provided on rack (1) with during feed roller (4) upper and lower displacement, adjust the regulating part (9) of transmission belt (82) rate of tension.
6. the printing mechanism of a kind of printing machine according to claim 5, it is characterized in that: the regulating part (9) includes connecting rod
One (91), connecting rod two (92) and regulating wheel (93), one end of the connecting rod one (91) are rotationally connected on rack (1), are another
End is rotatablely connected with regulating wheel (93);One end of the connecting rod two (92) is rotationally connected on feed roller (4), the other end is by turning
Axis two (95) is rotationally connected with connecting rod one (91) towards the side of regulating wheel (93), offers on the connecting rod two (92) for shaft
The slippage slot (98) of two (95) sliding;The regulating wheel (93) is connected to transmission belt (82) inner wall;It is also set up on the rack (1)
There is the elastic component for driving regulating wheel (93) towards the outer side displacement of transmission belt (82).
7. the printing mechanism of a kind of printing machine according to claim 6, it is characterized in that: the elastic component includes being fixed on company
Bar one (91) is in the mounting base one (10) of regulating wheel (93) side, the mounting base two (11) on fixed frame (1), is fixedly connected
Extension spring (12) between mounting base one (10), mounting base two (11).
8. the printing mechanism of a kind of printing machine according to claim 4, it is characterized in that: one end of the ink roller (2) is same
Axis is fixed with gear two (53), and the output shaft of motor (51) is fixed with gear three (54), on gear two (53) and gear three (54)
Coiling has transmission chain (55), the gear two (53) and gear three (54) outer diameter ratio are as follows: 5:1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821555921.4U CN208993255U (en) | 2018-09-21 | 2018-09-21 | A kind of printing mechanism of printing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821555921.4U CN208993255U (en) | 2018-09-21 | 2018-09-21 | A kind of printing mechanism of printing machine |
Publications (1)
Publication Number | Publication Date |
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CN208993255U true CN208993255U (en) | 2019-06-18 |
Family
ID=66801036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821555921.4U Expired - Fee Related CN208993255U (en) | 2018-09-21 | 2018-09-21 | A kind of printing mechanism of printing machine |
Country Status (1)
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CN (1) | CN208993255U (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110370788A (en) * | 2019-07-25 | 2019-10-25 | 安徽文博纸品印刷有限公司 | A kind of clutch of printing machine imprinting apparatus |
CN112265363A (en) * | 2020-10-29 | 2021-01-26 | 刘世华 | Rolling type circulating printing machine and printing process |
CN112937105A (en) * | 2021-01-29 | 2021-06-11 | 佛山市顺德区普瑞特机械制造有限公司 | Coating production process of edge banding, single-roll printing machine and infrared leveling machine |
CN112976830A (en) * | 2021-03-30 | 2021-06-18 | 河南汇龙液压科技股份有限公司 | Marking device for hydraulic rubber hose |
CN114043806A (en) * | 2021-10-27 | 2022-02-15 | 洛阳帝然特医药包装材料有限公司 | Production device for medical packaging aluminum foil |
CN114921593A (en) * | 2022-02-16 | 2022-08-19 | 戴建波 | Light shadow leather processing device and method based on raw materials |
CN117026474A (en) * | 2023-10-07 | 2023-11-10 | 山东恒利纺织科技有限公司 | Embossing effect velvet thermal composite fabric and production process thereof |
-
2018
- 2018-09-21 CN CN201821555921.4U patent/CN208993255U/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110370788A (en) * | 2019-07-25 | 2019-10-25 | 安徽文博纸品印刷有限公司 | A kind of clutch of printing machine imprinting apparatus |
CN112265363A (en) * | 2020-10-29 | 2021-01-26 | 刘世华 | Rolling type circulating printing machine and printing process |
CN112937105A (en) * | 2021-01-29 | 2021-06-11 | 佛山市顺德区普瑞特机械制造有限公司 | Coating production process of edge banding, single-roll printing machine and infrared leveling machine |
CN112976830A (en) * | 2021-03-30 | 2021-06-18 | 河南汇龙液压科技股份有限公司 | Marking device for hydraulic rubber hose |
CN112976830B (en) * | 2021-03-30 | 2021-10-22 | 河南汇龙液压科技股份有限公司 | Marking device for hydraulic rubber hose |
CN114043806A (en) * | 2021-10-27 | 2022-02-15 | 洛阳帝然特医药包装材料有限公司 | Production device for medical packaging aluminum foil |
CN114921593A (en) * | 2022-02-16 | 2022-08-19 | 戴建波 | Light shadow leather processing device and method based on raw materials |
CN117026474A (en) * | 2023-10-07 | 2023-11-10 | 山东恒利纺织科技有限公司 | Embossing effect velvet thermal composite fabric and production process thereof |
CN117026474B (en) * | 2023-10-07 | 2023-12-12 | 山东恒利纺织科技有限公司 | Embossing effect velvet thermal composite fabric and production process thereof |
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Legal Events
Date | Code | Title | Description |
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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: 20190618 Termination date: 20200921 |