CN110538836A - Automatic change and wash transport mechanism - Google Patents
Automatic change and wash transport mechanism Download PDFInfo
- Publication number
- CN110538836A CN110538836A CN201910879870.3A CN201910879870A CN110538836A CN 110538836 A CN110538836 A CN 110538836A CN 201910879870 A CN201910879870 A CN 201910879870A CN 110538836 A CN110538836 A CN 110538836A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- chain wheel
- wheel set
- chain
- conveying mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention provides an automatic cleaning and conveying mechanism, which forms a continuous flow production area by a cleaning area and a drying area, utilizes a left chain wheel set and a right chain wheel set which are symmetrically arranged, utilizes a support rod which is connected between a left chain and a right chain which are respectively connected on the left chain wheel set and the right chain wheel set to bear a cleaning basket which is filled with metal parts to be cleaned and dried, and arranges a sunken chain wheel set above the side of a cleaning pool to ensure that the chain sinks in a U shape when passing through the sunken chain wheel set so as to drive the support rod to sink, so that the cleaning basket is immersed into the cleaning pool, the cleaning time of the metal parts in each cleaning pool is uniform and controllable, the consistency of products is effectively improved, because the circular chain conveying is adopted, the feeding and the blanking can be carried out at the same position, the whole process only needs one person to operate, the labor cost is saved, the cleaning process does not need manual contact to clean the pool, and the working efficiency and the safety are improved.
Description
Technical Field
The invention relates to the technical field of metal workpiece cleaning devices, in particular to an automatic cleaning and conveying mechanism.
Background
The process of handling need be done to metal parts surface at a lot of machining factory at present, including ultrasonic wave edulcoration, derust washing and stoving, traditional technology needs the manual work to transport the work piece between each station, needs artifical manual operation, among the traditional artifical manual operation, the individual difference that the product can be given to the difference of handling time brings the problem, simultaneously, the use of rust cleaning agent, personnel direct contact also has certain corruption to skin, brings the influence to workman's healthy.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides an automatic change washing transport mechanism, the problem of inefficiency, product uniformity difference, security low that traditional manual cleaning metal spare part brought is solved.
In order to solve the technical problems, the invention adopts the technical scheme that:
an automatic cleaning and conveying mechanism comprises a rack, a cleaning area, a drying area and a conveying mechanism body, wherein the cleaning area, the drying area and the conveying mechanism body are connected to the rack;
The conveying mechanism penetrates through the cleaning area and the drying area;
The cleaning area comprises more than 3 cleaning pools;
The conveying mechanism body comprises a left chain wheel set and a right chain wheel set which are symmetrically arranged, a left chain is connected to the left chain wheel set, a right chain is connected to the right chain wheel set, and a supporting rod is connected between the left chain and the right chain;
the left side chain wheel set is equipped with the chain wheel set that sinks that is located washing pond side top, the chain wheel set that sinks includes 2 last sprockets and 1 lower sprocket that is located the below between 2 last sprockets for the left side chain is the U-shaped when sinking the chain wheel set and sinks.
The invention has the beneficial effects that: in the automatic cleaning and conveying mechanism provided by the invention, a continuous flow production area is formed by a cleaning area and a drying area, a cleaning basket containing metal parts to be cleaned and dried is borne by a support rod connected between a left chain and a right chain which are respectively connected on the left chain wheel set and the right chain wheel set through a left chain wheel set and a right chain wheel set which are symmetrically arranged, the chain is sunk in a U shape when passing through the sinking chain wheel set by arranging the sinking chain wheel set above the side of a cleaning pool, so that the support rod is driven to sink, the cleaning basket is immersed into the cleaning pool, the immersion time of the cleaning basket in the cleaning pool can be controlled by adjusting the moving speed of the motor driving the chain, the cleaning time of the metal parts in each cleaning pool is uniform and controllable, the consistency of products is effectively improved, and the circular type chain conveying is adopted, the feeding and the discharging can be carried out at the same position, the whole process only needs one person to operate, the labor cost is saved, the cleaning process does not need manual contact to clean the pool, and the working efficiency and the safety are improved.
Drawings
FIG. 1 is a schematic diagram of a partial structure of an automated cleaning transport mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an automated cleaning transport mechanism according to an embodiment of the present invention;
description of reference numerals:
1. a frame; 2. cleaning the area; 21. an ultrasonic oil removal tank; 22. a first cleaning tank; 23. a second cleaning tank; 24. a passivation pool; 25. a third washing tank; 26. a fourth wash tank; 27. a fifth cleaning tank; 3. a drying area; 4. a left side chain; 5. a support bar; 51. a limiting device; 6. a left sprocket set; 61. a sinking chain wheel set; 611. an upper sprocket; 612. a lower sprocket; 62. an expansion adjusting chain wheel mechanism; 621. a guide rail; 622. a slider; 623. a screw rod; 624. expanding and tightening the chain wheel; 7. a fixing plate; 8. cleaning the basket; 81. and (4) hanging hooks.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: utilize the bracing piece to bear the weight of the washing basket of the metal parts who is adorned and remains to wash and dry between left side chain and the right side chain of connecting respectively on left side chain wheel group and right side chain wheel group, set up through the side top in washing pond and sink the chain wheel group for the chain is the U-shaped when sinking the chain wheel group and sinks, thereby drives the bracing piece and sinks, makes the washing basket submergence to wash in the pond.
Referring to fig. 1 and 2, the present invention relates to an automatic cleaning and conveying mechanism, which includes a frame 1, a cleaning area 2, a drying area 3 and a conveying mechanism body, wherein the cleaning area 2, the drying area 3 and the conveying mechanism body are connected to the frame 1;
The conveying mechanism penetrates through the cleaning area 2 and the drying area 3;
The cleaning area 2 comprises more than 3 cleaning pools;
the conveying mechanism body comprises a left chain wheel group 6 and a right chain wheel group which are symmetrically arranged, a left chain 4 is connected to the left chain wheel group 6, a right chain is connected to the right chain wheel group, and a supporting rod 5 is connected between the left chain 4 and the right chain;
The left side sprocket assembly 6 is provided with a sunken sprocket assembly 61 located above the side of the cleaning pool, the sunken sprocket assembly 61 comprises 2 upper sprockets 611 and 1 lower sprocket 612 located below between the 2 upper sprockets 611, so that the left side chain 4 sinks in a U-shape when passing through the sunken sprocket assembly 61.
in the automatic cleaning and conveying mechanism, the cleaning area 2 and the drying area 3 form a continuous flow operation area, the cleaning basket 8 containing metal parts to be cleaned and dried is borne by the support rods 5 connected between the left chain 4 and the right chain which are respectively connected on the left chain wheel group 6 and the right chain wheel group through the left chain wheel group 6 and the right chain wheel group which are symmetrically arranged, the cleaning basket 8 containing the metal parts to be cleaned and dried is driven to sink by arranging the sinking chain wheel group 61 above the side of the cleaning pool, the chain is made to sink in a U shape when passing through the sinking chain wheel group 61, so that the support rods 5 are driven to sink, the cleaning basket 8 is immersed into the cleaning pool, the immersion time of the cleaning basket 8 in the cleaning pool can be controlled by adjusting the speed of the motor driving the chain to move, the cleaning time of the metal parts in each cleaning pool is uniform and controllable, the consistency of products is effectively improved, and the circulating chain conveying is adopted, the feeding and the discharging can be carried out at the same position, the whole process only needs one person to operate, the labor cost is saved, the cleaning process does not need manual contact to clean the pool, and the working efficiency and the safety are improved.
Further, the above automatic cleaning and conveying mechanism further comprises a fixing plate 7, and the upper sprocket 611 and the lower sprocket 612 are both rotatably connected to the fixing plate 7.
Further, among the above-mentioned automatic transport mechanism that washs, still include washing basket 8, washing basket 8's upper portion is connected with couple 81, washing basket 8 hangs in bracing piece 5 through couple 81.
Furthermore, in the automatic cleaning and conveying mechanism, the support rod 5 is provided with a limiting device 51 matched with the hook 81.
as can be seen from the above description, the lateral deviation of the cleaning basket 8 during the transfer process is avoided by providing the position limiting device 51 on the support rod 5, which cooperates with the hook 81.
Further, in the above automatic cleaning and conveying mechanism, the drying area 3 is disposed above the cleaning area 2.
As can be seen from the above description, the drying area 3 is arranged above the cleaning area 2, so that the cleaning area 2 and the drying area 3 are vertically and three-dimensionally distributed, the plant space can be saved, the length of the chain and the number of the chain wheels are also shortened, the equipment cost is saved, and the working hours are also saved.
further, in the above automatic cleaning and conveying mechanism, the left side chain wheel set 6 further includes a sinking chain wheel set 61 arranged in the drying area 3, and the structure of the sinking chain wheel set 61 in the drying area 3 is the same as that of the sinking chain wheel set 61 above the side of the cleaning tank.
As can be seen from the above description, by also providing the sinking sprocket sets 61 in the drying region 3, the number of the sinking sprocket sets 61 can be set according to the drying time, and the staying time of the washing basket 8 in the drying region 3 is prolonged by the transmission of the chain in the sinking sprocket sets 61, so that the length of the drying region 3 can be reduced, and the cost is further saved.
Further, among the above-mentioned automatic transport mechanism that washs, the left side sprocket still includes bloated tight regulation sprocket mechanism 62, bloated tight regulation sprocket mechanism 62 includes guide rail 621, slider 622, lead screw 623 and bloated tight sprocket 624, guide rail 621 sets up in frame 1, slider 622 sliding connection in frame 1, lead screw 623 is connected in slider 622, lead screw 623 and frame 1 threaded connection, bloated tight sprocket 624 rotationally connects in slider 622.
As can be seen from the above description, by providing the tension adjusting sprocket mechanism 62, the relative position of the tension sprocket 624 on the guide rail 621 is adjusted by the screw 623, so as to achieve the tightness adjustment of the chain.
further, in the above automatic cleaning and conveying mechanism, the cleaning region 2 includes an ultrasonic oil removal tank 21, a first cleaning tank 22, a second cleaning tank 23, a passivation tank 24, a third cleaning tank 25, a fourth cleaning tank 26, and a fifth cleaning tank 27, which are sequentially disposed.
Example 1
an automatic cleaning and conveying mechanism comprises a rack 1, a cleaning area 2, a drying area 3 and a conveying mechanism body, wherein the cleaning area 2, the drying area 3 and the conveying mechanism body are connected to the rack 1; the conveying mechanism penetrates through the cleaning area 2 and the drying area 3; the cleaning area 2 comprises more than 3 cleaning pools; the conveying mechanism body comprises a left chain wheel group 6 and a right chain wheel group which are symmetrically arranged, a left chain 4 is connected to the left chain wheel group 6, a right chain is connected to the right chain wheel group, and a supporting rod 5 is connected between the left chain 4 and the right chain; the left side sprocket assembly 6 is provided with a sunken sprocket assembly 61 located above the side of the cleaning pool, the sunken sprocket assembly 61 comprises 2 upper sprockets 611 and 1 lower sprocket 612 located below between the 2 upper sprockets 611, so that the left side chain 4 sinks in a U-shape when passing through the sunken sprocket assembly 61. And a fixing plate 7, wherein the upper chain wheel 611 and the lower chain wheel 612 are both rotatably connected to the fixing plate 7. Still include cleaning basket 8, cleaning basket 8's upper portion is connected with couple 81, cleaning basket 8 hangs in bracing piece 5 through couple 81. And the support rod 5 is provided with a limiting device 51 matched with the hook 81. The drying area 3 is arranged above the washing area 2. The left chain wheel set 6 further comprises a sinking chain wheel set 61 arranged in the drying area 3, and the structure of the sinking chain wheel set 61 in the drying area 3 is the same as that of the sinking chain wheel set 61 above the side of the cleaning pool. The left side sprocket still includes the tight sprocket mechanism 62 that adjusts that expands, the tight sprocket mechanism 62 that adjusts that expands includes guide rail 621, slider 622, lead screw 623 and the tight sprocket 624 that expands, guide rail 621 sets up in frame 1, slider 622 sliding connection is in frame 1, lead screw 623 is connected in slider 622, lead screw 623 and frame 1 threaded connection, the tight sprocket 624 that expands rotationally connects in slider 622. The cleaning area 2 comprises an ultrasonic oil removal tank 21, a first cleaning tank 22, a second cleaning tank 23, a passivation tank 24, a third cleaning tank 25, a fourth cleaning tank 26 and a fifth cleaning tank 27 which are arranged in sequence.
in summary, in the automatic cleaning and conveying mechanism provided by the invention, the cleaning area and the drying area form a continuous flow production area, the cleaning basket containing metal parts to be cleaned and dried is carried by connecting the support rods between the left chain and the right chain which are respectively connected with the left chain wheel set and the right chain wheel set through the symmetrically arranged left chain wheel set and right chain wheel set, the U-shaped sinking of the chains is realized when the chains pass through the sinking chain wheel set by arranging the sinking chain wheel set above the side of the cleaning tank, so as to drive the support rods to sink, so that the cleaning basket is immersed in the cleaning tank, the immersion time of the cleaning basket in the cleaning tank can be controlled by adjusting the speed of the motor driving the chains to move, so that the cleaning time of the metal parts in each cleaning tank is uniform and controllable, the consistency of products is effectively improved, and because the circulating chain conveying is adopted, the feeding and the discharging can be carried out at the same position, the whole process only needs one person to operate, the labor cost is saved, the cleaning process does not need manual contact to clean the pool, and the working efficiency and the safety are improved.
the above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (8)
1. An automatic cleaning and conveying mechanism is characterized by comprising a rack, a cleaning area, a drying area and a conveying mechanism body, wherein the cleaning area, the drying area and the conveying mechanism body are connected to the rack;
The conveying mechanism penetrates through the cleaning area and the drying area;
The cleaning area comprises more than 3 cleaning pools;
the conveying mechanism body comprises a left chain wheel set and a right chain wheel set which are symmetrically arranged, a left chain is connected to the left chain wheel set, a right chain is connected to the right chain wheel set, and a supporting rod is connected between the left chain and the right chain;
The left side chain wheel set is equipped with the chain wheel set that sinks that is located washing pond side top, the chain wheel set that sinks includes 2 last sprockets and 1 lower sprocket that is located the below between 2 last sprockets for the left side chain is the U-shaped when sinking the chain wheel set and sinks.
2. The automated wash delivery mechanism of claim 1, further comprising a fixed plate, the upper and lower sprockets each rotatably coupled to the fixed plate.
3. The automated washing conveying mechanism of claim 1, further comprising a washing basket, wherein a hook is connected to the upper portion of the washing basket, and the washing basket is suspended from the support rod through the hook.
4. The automated cleaning and conveying mechanism of claim 3, wherein the support rod is provided with a limiting device which is matched with the hook.
5. The automated wash delivery mechanism of claim 1, wherein the drying zone is disposed above the washing zone.
6. The automated wash delivery mechanism of claim 3, wherein the left side sprocket assembly further comprises a sunken sprocket assembly disposed within the drying zone, the sunken sprocket assembly within the drying zone having a configuration identical to a configuration of the sunken sprocket assembly above a side of the wash basin.
7. The automated cleaning conveying mechanism according to claim 1, wherein the left side chain wheel further comprises an expansion adjusting chain wheel mechanism, the expansion adjusting chain wheel mechanism comprises a guide rail, a slide block, a screw rod and an expansion chain wheel, the guide rail is arranged on the frame, the slide block is slidably connected to the frame, the screw rod is connected to the slide block, the screw rod is in threaded connection with the frame, and the expansion chain wheel is rotatably connected to the slide block.
8. The automatic cleaning and conveying mechanism according to claim 1, wherein the cleaning area comprises an ultrasonic oil removal tank, a first cleaning tank, a second cleaning tank, a passivation tank, a third cleaning tank, a fourth cleaning tank and a fifth cleaning tank which are arranged in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879870.3A CN110538836A (en) | 2019-09-18 | 2019-09-18 | Automatic change and wash transport mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879870.3A CN110538836A (en) | 2019-09-18 | 2019-09-18 | Automatic change and wash transport mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110538836A true CN110538836A (en) | 2019-12-06 |
Family
ID=68714174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910879870.3A Pending CN110538836A (en) | 2019-09-18 | 2019-09-18 | Automatic change and wash transport mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110538836A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112359405A (en) * | 2020-11-10 | 2021-02-12 | 深圳市创智联环保设备有限公司 | Cleaning and drying device for electroplated part after electroplating |
| CN112404029A (en) * | 2020-11-10 | 2021-02-26 | 马炎 | Ultrasonic medical equipment's belt cleaning device |
| CN112808686A (en) * | 2020-12-31 | 2021-05-18 | 聂麒曌 | System for cleaning silicon material to be recycled |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671883A (en) * | 2012-05-18 | 2012-09-19 | 上海思恩电子技术（东台）有限公司 | Cleaning machine with supporting and thrusting mechanism |
| CN105149277A (en) * | 2015-07-29 | 2015-12-16 | 东莞市三友联众电器有限公司 | Automatic washing and drying equipment for relay parts |
| CN208308116U (en) * | 2018-04-27 | 2019-01-01 | 四川省川中线缆有限公司 | A kind of winding machine of adjustable electric wire rate of tension |
| CN208879215U (en) * | 2018-07-05 | 2019-05-21 | 佛山市能亮镜片有限公司 | A kind of helmet glasses lens automatic rinser |
| CN209198804U (en) * | 2019-01-14 | 2019-08-02 | 台州市凯亮眼镜股份有限公司 | A kind of glasses cleaning system |
-
2019
- 2019-09-18 CN CN201910879870.3A patent/CN110538836A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671883A (en) * | 2012-05-18 | 2012-09-19 | 上海思恩电子技术（东台）有限公司 | Cleaning machine with supporting and thrusting mechanism |
| CN105149277A (en) * | 2015-07-29 | 2015-12-16 | 东莞市三友联众电器有限公司 | Automatic washing and drying equipment for relay parts |
| CN208308116U (en) * | 2018-04-27 | 2019-01-01 | 四川省川中线缆有限公司 | A kind of winding machine of adjustable electric wire rate of tension |
| CN208879215U (en) * | 2018-07-05 | 2019-05-21 | 佛山市能亮镜片有限公司 | A kind of helmet glasses lens automatic rinser |
| CN209198804U (en) * | 2019-01-14 | 2019-08-02 | 台州市凯亮眼镜股份有限公司 | A kind of glasses cleaning system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112359405A (en) * | 2020-11-10 | 2021-02-12 | 深圳市创智联环保设备有限公司 | Cleaning and drying device for electroplated part after electroplating |
| CN112404029A (en) * | 2020-11-10 | 2021-02-26 | 马炎 | Ultrasonic medical equipment's belt cleaning device |
| CN112404029B (en) * | 2020-11-10 | 2021-11-26 | 马炎 | Ultrasonic medical equipment's belt cleaning device |
| CN112808686A (en) * | 2020-12-31 | 2021-05-18 | 聂麒曌 | System for cleaning silicon material to be recycled |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110538836A (en) | Automatic change and wash transport mechanism | |
| CN103469270B (en) | Slider of zipper fastener automatic anode oxidation furnaces | |
| CN204779902U (en) | Be used for earpiece full automatic plating system of processing | |
| CN205362159U (en) | Sugar bucket automatic cleaning machine | |
| CN109987390B (en) | Horizontal spraying pretreatment and shelving device for aluminum profile | |
| CN104831340B (en) | One kind being used for earpiece full automatic plating system of processing | |
| CN102703661A (en) | Quenching device of stabilizer bar | |
| CN112251697A (en) | Side-in end-out type scaffold hot galvanizing device | |
| CN202626251U (en) | Quenching tank for chain type conveying stabilizer bar | |
| CN209502507U (en) | A kind of jig cleaning handling equipment | |
| CN216006057U (en) | Electrophoresis coating transfer system for motorcycle mounting plate | |
| CN208218283U (en) | A kind of plating tank body enters water discharge mechanism and device automatically | |
| JPS6254097A (en) | Method and device for electrodeposition coating | |
| CN215560694U (en) | Automatic acid-washing phosphating equipment for case production | |
| CN215887267U (en) | Motorcycle mounting panel application drying system | |
| CN207244039U (en) | Hanger moves back extension system | |
| CN211947231U (en) | Steel pipe soaks formula cleaning line of swimming | |
| CN109295492B (en) | Automatic upper rail type barrel plating mechanical equipment | |
| CN204799511U (en) | Full -automatic medical catheter impregnation processing device | |
| CN106307572A (en) | Ultrasonic cleaner for fruits and vegetables | |
| CN203112954U (en) | Galvanized workpiece conveying mechanism | |
| CN202625192U (en) | Diamond plastic tray automatic saturation line | |
| CN107012499B (en) | Hanger moves back extension system and moves back extension technique | |
| CN111118589A (en) | Electroplating equipment for curtain rod accessory | |
| CN212221492U (en) | Automatic basket action mechanism that hangs to fruit vegetables washing |
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 |
Application publication date: 20191206 |
|
| RJ01 | Rejection of invention patent application after publication |