CN114146868A - Stone paper coating equipment and method - Google Patents
Stone paper coating equipment and method Download PDFInfo
- Publication number
- CN114146868A CN114146868A CN202111520303.2A CN202111520303A CN114146868A CN 114146868 A CN114146868 A CN 114146868A CN 202111520303 A CN202111520303 A CN 202111520303A CN 114146868 A CN114146868 A CN 114146868A
- Authority
- CN
- China
- Prior art keywords
- coating
- stone paper
- wheel
- supporting
- supporting wheel
- 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.)
- Pending
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 118
- 239000011248 coating agent Substances 0.000 title claims abstract description 112
- 239000004575 stone Substances 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims description 5
- 238000004804 winding Methods 0.000 claims abstract description 10
- 239000004744 fabric Substances 0.000 claims abstract 2
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/04—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material to opposite sides of the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/12—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being fed round the roller
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
Abstract
The invention relates to stone paper coating equipment and a stone paper coating method, and belongs to the technical field of stone paper coating. Including first supporting wheel and the second supporting wheel that is used for transmitting stone paper, its characterized in that still including setting up the coating subassembly between first supporting wheel and second supporting wheel, the coating subassembly includes the coating frame and sets up the swinging boom on the coating frame, and the swinging boom articulates on the coating frame, the rotation axis of swinging boom parallels with the axis of first supporting wheel and second supporting wheel, and the first coating wheel and the second coating wheel that are used for carrying out the coating for stone cloth surface are connected respectively at the both ends of swinging boom, and stone paper can come out from the bottom of first supporting wheel, and the top of winding around first coating wheel and the bottom of second coating wheel are followed the top of second supporting wheel in proper order and are wound out. This equipment can also rise to the stone paper simultaneously when realizing the coating to the stone paper.
Description
Technical Field
The invention belongs to the technical field of stone paper coating, and particularly relates to stone paper coating equipment and a stone paper coating method.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In order to improve the printing performance of the stone paper, the surface of the stone paper is usually coated during the processing of the stone paper, and the current coating equipment generally coats the surface of the stone paper by placing a coating wheel at the bottom of the conveyed stone paper, for example, patent nos.: CN212524735U, this coating equipment sets up a coating wheel respectively in the drive wheel bottom of transmission stone paper to two sides to the stone paper coats, but this kind of equipment has some shortcomings, be exactly to realize carrying out certain pretension for stone paper to the even needs of stone paper surface coating, just so can guarantee that stone paper all has certain tension or keeps leveling at the in-process surface of transmission, just can paint when coating wheel and stone paper surface contact evenly, but need set up corresponding take-up pulley alone and control the tensioning degree of stone paper on the equipment, will cause the structure complicacy like this.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides stone paper coating equipment and a stone paper coating method.
The invention provides stone paper coating equipment which comprises a first supporting wheel and a second supporting wheel for transmitting stone paper, and further comprises a coating assembly arranged between the first supporting wheel and the second supporting wheel, wherein the coating assembly comprises a coating frame and a rotating arm arranged on the coating frame, the rotating arm is hinged on the coating frame, the rotating axis of the rotating arm is parallel to the axes of the first supporting wheel and the second supporting wheel, two ends of the rotating arm are respectively connected with the first coating wheel and the second coating wheel for coating the surface of the stone paper, and the stone paper can come out of the bottom of the first supporting wheel, sequentially go around the top of the first coating wheel and the bottom of the second coating wheel, and come out of the top of the second supporting wheel.
Further, the coating frame comprises a fixing sleeve and a supporting sleeve, wherein the supporting sleeve is sleeved on the fixing sleeve and can move up and down.
Furthermore, a plurality of bolt holes are formed in the fixing sleeve and the vertical sleeve in the same height direction of one side face.
Furthermore, the center of the rotating arm is fixed at the top of the supporting sleeve through a rotating shaft, and a rotating motor is arranged at the top of the supporting sleeve and connected with the rotating shaft.
Furthermore, a torque sensor for detecting the torque of the rotating shaft is arranged on the rotating shaft, and the torque sensor is connected with the rotating motor through a controller.
Furthermore, two ends of the rotating arm are respectively provided with a support rod, the end part of each support rod close to the rotating arm is connected with a chain wheel, the rotating arm is connected with a driving motor, and the driving motor is connected with one of the chain wheels.
Furthermore, the end part of the support stick close to the rotating arm is provided with a cylindrical table, the cylindrical table is provided with N circles of concentric pin shaft holes, N is more than or equal to 2, and each circle of pin shaft holes is provided with a plurality of pin shaft holes.
Further, the end part of the support rod far away from the cylindrical table is connected with the end cover through threads.
The invention provides a coating method for stone paper coating, which comprises the following steps: winding the stone paper to be coated at the bottom of the first supporting wheel, then sequentially winding the stone paper at the upper part of the first coating wheel and the lower part of the second coating wheel, and finally winding the stone paper at the top of the second supporting wheel; the stone paper is not in a tensioning state;
the control swinging boom clockwise rotation, through first coating wheel rebound, second coating wheel rebound realizes the tensioning to stone paper, realizes the coating work of stone paper upper and lower surface through rotating first supporting wheel and second supporting wheel and coating at last.
The invention has the following beneficial effects:
according to the coating equipment provided by the invention, the coating assembly is arranged between the first supporting wheel and the second supporting wheel, so that the stone paper can be wound on the top of the second coating wheel around the upper part of the first coating wheel and then through the bottom of the second coating wheel after passing through the first supporting wheel, and therefore, the coating on two sides of the stone paper can be realized through the rotation angle of the rotating arm, and the tension of the stone paper can also be improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a front view of a stone paper coating apparatus according to an embodiment of the present invention;
fig. 2 is a first angle structure diagram of a stone paper coating device provided by an embodiment of the invention;
fig. 3 is a second angle structure diagram of the stone paper coating device provided by the embodiment of the invention;
fig. 4 is a mounting structure diagram of a coating wheel of the stone paper coating equipment provided by the embodiment of the invention.
In the figure: 1. the automatic coating machine comprises a first supporting wheel, a second supporting wheel, a base plate, 4, stone paper, 5, a rotating arm, 6, a first coating wheel, 7, a second coating wheel, 8, a supporting sleeve, 9, a fixing sleeve, 10, a driving motor, 11, a rotating motor, 12, a bolt hole, 13, a cylindrical table, 14, a pin shaft hole, 15, a supporting roller, 16, an end cover, 17 and a positioning pin.
Detailed Description
Referring to fig. 1-3, the embodiment of the invention provides a stone paper coating device, which comprises a first supporting wheel 1 and a second supporting wheel 2 for conveying stone paper 4, wherein the first supporting wheel 1 and the second supporting wheel 2 are placed on a bottom plate 3, the stone paper 4 is respectively contacted with the first supporting wheel 1 and the second supporting wheel 2, and the stone paper 4 is transferred by rotating the first supporting wheel 1 and the second supporting wheel 2.
In this embodiment, a coating assembly is disposed between the first support wheel 1 and the second support wheel 2, wherein the coating assembly includes a coating frame, a rotating arm 5 is disposed on the top of the coating frame, and a first coating wheel 6 and a second coating wheel 7 are disposed at two ends of the rotating arm 5 respectively, and the two coating wheels can rotate simultaneously.
The coating assembly is arranged between the first supporting wheel 1 and the second supporting wheel 2, so that the stone paper 4 can be wound on the top of the second coating wheel 7 around the upper part of the first coating wheel 6 after passing through the first supporting wheel 1 and then through the bottom of the second coating wheel 7, the coating on two sides of the stone paper 4 can be realized through the rotating angle of the rotating arm 5, and the tension of the stone paper 4 can be improved.
Specifically, referring to fig. 1, the coating stand in this embodiment includes a fixing sleeve 9 and a supporting sleeve 8, wherein the fixing sleeve 9 is directly fixed on the floor, and the supporting sleeve 8 is sleeved on the fixing sleeve 9 and can move up and down on the fixing sleeve 9, so that the height of the rotating arm 5 can be adjusted at any time.
In order to realize the up-and-down movement of the supporting sleeve 8, a telescopic cylinder or a telescopic oil cylinder can be arranged in the fixed sleeve 9, and the end part of a telescopic rod of the telescopic cylinder or the telescopic oil cylinder is connected with the supporting sleeve 8, so that the lifting of the supporting sleeve 8 can be controlled.
Or, referring to fig. 3, a plurality of bolt holes 12 are formed in the height direction of the same side surface of the fixing sleeve 9 and the supporting sleeve 8, and when the supporting sleeve 8 rises to a certain height, the two bolt holes are fixed by passing bolts through the bolt holes 12 of the fixing sleeve 9 and the supporting sleeve 8.
Further, as shown in fig. 3, a bearing seat is disposed at the top of the supporting sleeve 8 in this embodiment, the center of the rotating arm 5 is disposed on the bearing seat through a rotating shaft, a rotating motor 11 is further mounted at the top of the supporting sleeve 8, and the rotating motor 11 is directly connected to the rotating shaft, so that the rotation of the rotating arm 5 can be controlled, and the tension of the stone paper 4 can be adjusted.
A torque sensor is mounted on the rotating shaft, and the inclination degree of the rotating arm 5 is detected through the torque sensor, so that the phenomenon that the torque is too large is avoided, and the stone paper 4 is torn.
The torque sensor is connected to the rotating electrical machine 11 through a controller, so that the rotating electrical machine 11 can be controlled at any time.
Referring to the figures, the support rollers 15 are installed at both ends of the rotating arm 5 in the present embodiment, wherein the support rollers 15 include a first support roller 15 and a second support roller 15, and the first support roller 15 and the second support roller are externally used for sleeving the first coating wheel 6 and the second coating wheel 7.
The end parts of the first supporting roller 15 and the second supporting roller 15, which are close to the rotating arm 5, penetrate through the rotating arm 5 at the rear side, and are connected with a chain wheel, the two chain wheels are connected through a chain, the rear side of one end of the rotating arm 5 is also connected with a driving motor 10, the driving motor 10 is connected with the chain wheel of one supporting roller 15 through a shaft coupling, so that one supporting roller 15 can be driven to rotate through controlling the driving motor 10, meanwhile, under the driving of a chain transmission system, the other supporting roller 15 can also rotate along with the chain transmission system, so that the two supporting rollers 15 can be guaranteed to rotate simultaneously, and the two sides of the stone paper 4 can be coated simultaneously.
In order to facilitate the replacement of the supporting roller 15, referring to fig. 4, the end of the supporting roller close to the rotating arm 5 in the embodiment is provided with a fixed cylindrical table 13, the fixed cylindrical table 13 is integrally arranged with the supporting roller 15, and the diameter of the fixed cylindrical table 13 is larger than that of the supporting roller 15.
Fixed cylinder table 13's surface is equipped with two rings of round pin shaft holes 14 that set up with the axle center, wherein inner circle round pin shaft hole 14 evenly sets up on the central circle circumferencial direction of cylinder table 13, can be equipped with the locating pin 17 with inner circle round pin shaft hole 14 equal quantity on the terminal surface circumferencial direction of coating wheel like this, when the coating wheel is inserted on backing roll 15, can directly insert locating pin 17 in round pin shaft hole 14, can drive the rotation of coating wheel through cylinder table 13 like this, compare in the direct processing key on supporting the rod, fixed mode efficiency in this embodiment is higher, and it is convenient to change.
The diameter of the central circle surrounded by the pin roll hole 14 of the outer ring is larger than that of the central circle surrounded by the pin roll hole 14 of the inner ring, so that coating wheels with different diameters can be replaced, and it should be noted that the number of turns of the pin roll hole 14 on the fixed cylindrical table 13 provided by the invention is not only two turns in the prior embodiment, but also more than two turns.
In order to ensure that the coating wheel is scratched out of the rubber roller in the rotating process, the end part of the supporting roller 15 is connected with an end cover 16 through threads, and after the coating wheel is installed, the end cover 16 can be screwed to prevent the coating wheel from slipping out.
The coating method based on a stone paper 4 coating apparatus is explained in detail below:
winding the stone paper 4 to be coated on the bottom of the first supporting wheel 1, then sequentially winding the stone paper on the upper part of the first coating wheel 6 and the lower part of the second coating wheel 7, and finally winding the stone paper on the top of the second supporting wheel 2; the stone paper 4 is not in a tension state at this time;
starting the rotating motor 11, controlling the rotating arm 5 to rotate clockwise, moving upwards through the first coating wheel 6, moving downwards through the second coating wheel 7, when the torque sensor detects a preset value, stopping the rotation, tensioning the stone paper 4 at the moment, and finally realizing the coating work of the upper surface and the lower surface of the stone paper 4 by rotating the first supporting wheel 1 and the second supporting wheel 2.
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (9)
1. The utility model provides a stone paper coating equipment, is including first supporting wheel and the second supporting wheel that is used for transmitting stone paper, its characterized in that, still including setting up the coating subassembly between first supporting wheel and second supporting wheel, the coating subassembly includes the coating frame and sets up the swinging boom on the coating frame, and the swinging boom articulates on the coating frame, the rotation axis of swinging boom and the axis of first supporting wheel and second supporting wheel are parallel, and the first coating wheel and the second coating wheel that are used for carrying out the coating for stone cloth surface are connected respectively at the both ends of swinging boom, and stone paper can come out from the bottom of first supporting wheel, and the top of going around first coating wheel and the bottom of second coating wheel are in proper order, winds out from the top of second supporting wheel.
2. The stone paper coating device as claimed in claim 1, wherein the coating rack comprises a fixed sleeve and a supporting sleeve, wherein the supporting sleeve is sleeved on the fixed sleeve and can move up and down.
3. The stone paper coating apparatus as claimed in claim 2, wherein the fixing sleeve and the vertical sleeve are provided with a plurality of bolt holes in the same side height direction.
4. The stone paper coating apparatus as claimed in claim 2, wherein the center of the rotating arm is fixed to a top of the supporting sleeve through a rotating shaft, and the top of the supporting sleeve is provided with a rotating motor connected to the rotating shaft.
5. The stone paper coating apparatus as claimed in claim 4, wherein the rotation shaft is provided with a torque sensor for detecting a torque of the rotation shaft, and the torque sensor is connected to the rotation motor through a controller.
6. The stone paper coating device as claimed in claim 1, wherein the rotating arm is provided at both ends thereof with a support roller, each support roller is connected to a sprocket near an end of the rotating arm, and wherein the rotating arm is connected to a driving motor, and the driving motor is connected to one of the sprockets.
7. The stone paper coating device as claimed in claim 6, wherein the end of the support roller close to the rotating arm is provided with a cylindrical table, the cylindrical table is provided with N concentric pin hole circles, wherein N is greater than or equal to 2, and a plurality of pin hole circles are provided.
8. The stone paper coating apparatus as claimed in claim 7, wherein the end of the support rod remote from the cylindrical table is threaded to the end cap.
9. The coating method of the stone paper coating equipment based on any one of claims 1 to 8, characterized by comprising the following processes:
winding the stone paper to be coated at the bottom of the first supporting wheel, then sequentially winding the stone paper at the upper part of the first coating wheel and the lower part of the second coating wheel, and finally winding the stone paper at the top of the second supporting wheel; the stone paper is not in a tensioning state;
the control swinging boom clockwise rotation, through first coating wheel rebound, second coating wheel rebound realizes the tensioning to stone paper, realizes the coating work of stone paper upper and lower surface through rotating first supporting wheel and second supporting wheel and coating at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111520303.2A CN114146868A (en) | 2021-12-13 | 2021-12-13 | Stone paper coating equipment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111520303.2A CN114146868A (en) | 2021-12-13 | 2021-12-13 | Stone paper coating equipment and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114146868A true CN114146868A (en) | 2022-03-08 |
Family
ID=80450596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111520303.2A Pending CN114146868A (en) | 2021-12-13 | 2021-12-13 | Stone paper coating equipment and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114146868A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2164513A1 (en) * | 1970-12-26 | 1972-08-17 | Hitachi Shipbuilding Eng Co | Automatic painting, application, coating or the like equipment |
| CN206066521U (en) * | 2016-10-14 | 2017-04-05 | 浙江欧美来纺织科技有限公司 | A kind of calico paper coating apparatus |
| CN208928876U (en) * | 2018-07-14 | 2019-06-04 | 鹰潭瑞鑫铜业有限公司 | A kind of copper wire wire-drawing frame |
| CN111468368A (en) * | 2020-06-05 | 2020-07-31 | 李仰恩 | Surface coating system for optical film |
| CN212419124U (en) * | 2020-06-10 | 2021-01-29 | 安阳恒超科技有限公司 | Wire coil base capable of preventing wire feeding from being wound and stirred |
| CN214234723U (en) * | 2020-12-24 | 2021-09-21 | 广西容县楷茂木业有限公司 | Double-sided automatic glue spreader for plywood |
-
2021
- 2021-12-13 CN CN202111520303.2A patent/CN114146868A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2164513A1 (en) * | 1970-12-26 | 1972-08-17 | Hitachi Shipbuilding Eng Co | Automatic painting, application, coating or the like equipment |
| CN206066521U (en) * | 2016-10-14 | 2017-04-05 | 浙江欧美来纺织科技有限公司 | A kind of calico paper coating apparatus |
| CN208928876U (en) * | 2018-07-14 | 2019-06-04 | 鹰潭瑞鑫铜业有限公司 | A kind of copper wire wire-drawing frame |
| CN111468368A (en) * | 2020-06-05 | 2020-07-31 | 李仰恩 | Surface coating system for optical film |
| CN212419124U (en) * | 2020-06-10 | 2021-01-29 | 安阳恒超科技有限公司 | Wire coil base capable of preventing wire feeding from being wound and stirred |
| CN214234723U (en) * | 2020-12-24 | 2021-09-21 | 广西容县楷茂木业有限公司 | Double-sided automatic glue spreader for plywood |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113020963B (en) | Auxiliary tool for mounting ship shafting | |
| CN108638102A (en) | A kind of automobile tire grabbing device | |
| CN207956349U (en) | A kind of bicycle rim turnover rack | |
| CN215796445U (en) | Online automatic device that turns to of robot | |
| CN114146868A (en) | Stone paper coating equipment and method | |
| CN113582078A (en) | Liftable and rotatable electric tray | |
| CN212402841U (en) | Aluminum coil unwinding device convenient for replacing aluminum coil | |
| CN110395572B (en) | Automatic paint pumping production line capable of realizing size self-adaption | |
| CN112173843A (en) | Semi-automatic pipe coiling and discharging machine | |
| CN207971630U (en) | A kind of iron core snap ring mounting device | |
| CN215558713U (en) | Liftable and rotatable electric tray | |
| CN215438513U (en) | Charging barrel overturning device | |
| CN209905655U (en) | Turnover mechanism of power roller line | |
| CN211283208U (en) | Tin wire winding machine | |
| CN211594858U (en) | Lifting device for dip-coating workpiece | |
| CN220642352U (en) | Lifting device for factory building equipment installation construction | |
| CN106345847B (en) | A kind of adjustable steel band unwinding device | |
| CN220412618U (en) | Rubber roll hoist and mount are transported frock | |
| CN220879950U (en) | Friction mechanism of wire drawing machine | |
| CN220637570U (en) | Hub machining device | |
| CN220537206U (en) | Cable reel's reel device | |
| CN115504298B (en) | Antistatic rubber belt production equipment and production process thereof | |
| CN211470216U (en) | Winding mechanism for bag making | |
| CN210824678U (en) | Wind-up roll transfer system | |
| CN219687685U (en) | Outer wall laminating device of printing ink packaging barrel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220308 |