CN216836380U - Processing equipment for engineering paper production - Google Patents

Processing equipment for engineering paper production Download PDF

Info

Publication number
CN216836380U
CN216836380U CN202220559187.9U CN202220559187U CN216836380U CN 216836380 U CN216836380 U CN 216836380U CN 202220559187 U CN202220559187 U CN 202220559187U CN 216836380 U CN216836380 U CN 216836380U
Authority
CN
China
Prior art keywords
paper
shell
rod
engineering
casing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202220559187.9U
Other languages
Chinese (zh)
Inventor
吴婷婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zibo Yanzhong Industry And Trade Co ltd
Original Assignee
Zibo Yanzhong Industry And Trade Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zibo Yanzhong Industry And Trade Co ltd filed Critical Zibo Yanzhong Industry And Trade Co ltd
Priority to CN202220559187.9U priority Critical patent/CN216836380U/en
Application granted granted Critical
Publication of CN216836380U publication Critical patent/CN216836380U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Replacement Of Web Rolls (AREA)

Abstract

The utility model discloses a processing equipment of engineering paper production usefulness belongs to papermaking equipment technical field. The automatic paper-strip pasting machine comprises a first shell, a feeding mechanism, a paper winding mechanism and a strip pasting mechanism, wherein a feeding hole, the feeding mechanism, the paper winding mechanism, the strip pasting mechanism and a discharging hole are formed in the first shell from right to left. Engineering paper enters the feeding mechanism from the feeding hole, the feeding mechanism conveys the engineering paper to the paper winding mechanism for automatic paper winding, the engineering paper is wound well, the strip attaching mechanism tightens the engineering paper and attaches adhesive strips to the periphery of the paper roll, and the paper roll is not prone to scattering, so that the effects of automatic tightening and adhesive strip attaching are achieved, labor is reduced, cost is reduced, and working efficiency is improved.

Description

Processing equipment for engineering paper production
Technical Field
The utility model relates to a papermaking equipment technical field specifically is a processing equipment of engineering paper production usefulness.
Background
Engineering paper is a popular term in the wallpaper industry, and generally refers to wallpaper which is relatively simple in pattern, single in color and low in price, and has a relatively large disposable number (usually more than 20 rolls). The decorative material has the characteristics of various colors, rich patterns, luxury, safety, environmental protection, convenient construction, proper price and the like which are incomparable with various other interior decorative materials, so the decorative material is popularized to a great extent in developed countries and regions such as Europe, America, Japan and the like. The base paper is usually produced from bleached chemical wood pulp, and then is processed through different procedures, such as coating, printing, embossing or surface plastic coating, and finally is cut and packaged for delivery. Has certain strength, toughness, beautiful appearance and good water resistance. Need tighten up the wall paper after wall paper processing is accomplished, the rubberizing strip, make the wall paper of rolling up difficult scattering, be convenient for store, transport, need artifically tighten up the wall paper roll at present, the rubberizing strip, will force the book by the workman again and transport to next production line and process, degree of automation is low, and is inefficient, has wasted manpower resources, has increased the cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a processing equipment of engineering paper production usefulness to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a processing device for engineering paper production comprises a first shell, a feeding mechanism, a paper winding mechanism and a strip pasting mechanism, wherein a feeding hole, the feeding mechanism, the paper winding mechanism, the strip pasting mechanism and a discharging hole are arranged in the first shell from right to left, the strip pasting mechanism comprises a moving rod, two ends of the moving rod are fixedly connected with sliding blocks, sliding grooves are formed in the front side wall and the rear side wall of the first shell, the sliding blocks are in sliding fit with the sliding grooves, one end, far away from the moving rod, of one sliding block is fixedly connected with a moving end of a first pneumatic push rod, the first pneumatic push rod is fixedly arranged on the outer wall of the first shell, a paper cutter is fixedly arranged on one side, close to the feeding hole, of the moving rod, a first support is hinged to the bottom of the moving rod, a first torsion spring is arranged at the hinged position of the first support and the moving rod, one end of the first torsion spring is fixedly connected with the moving rod, the other end of the first torsion spring is fixedly connected with the first support, the automatic paper winding device is characterized in that a pinch roller is hinged to the first support, the middle of the moving rod is fixedly connected with the second support, one side of the second support, which is close to the paper winding mechanism, is fixedly connected with a plurality of sliding rods, the sliding rods are slidably connected with mounting holes formed in the second shell, springs are connected between the bottoms of the mounting holes in the second shell and the sliding rods, the front inner wall and the rear inner wall of the second shell are rotatably connected with a first gear and a second gear, the second gear is meshed with the first gear, a belt outlet is fixedly mounted on the front surface of the first gear, a belt take-up wheel is fixedly mounted on the front surface of the second gear, a belt outlet is formed in one side of the second shell, which is close to the paper winding mechanism, the front side wall and the rear side wall of the second shell, which are close to the paper winding mechanism, are rotatably connected with rotating wheels, one side of the rotating wheels, which is close to the paper winding mechanism, penetrates through the belt outlet, a plastic film is arranged in the second shell, one end of the plastic film is fixedly connected with the periphery of the belt outlet, the other end of the plastic film bypasses the periphery of the rotating wheel fixedly connected with the belt-collecting wheel, and the top surface of the plastic film is glued and divided to form a non-stick surface of the adhesive tape.
As a further aspect of the present invention: feeding mechanism includes cylinder, first motor, stock, fly ash, the cylinder rotates the front and back both sides wall of connection at first casing, the output shaft fixed connection of first casing and first motor is passed to the one end of cylinder, the stiff end of first motor is fixed on the lateral wall of first casing, both sides swing joint stock's both ends around the casing, the one end of the fixed second torsional spring of periphery of stock, the first casing of other end fixed connection of second torsional spring, stock periphery fixed mounting fly ash, fly ash and cylinder contact cooperation.
As a further aspect of the present invention: the paper winding mechanism comprises two paper winding rods, a second pneumatic push rod and a second motor, one end of each paper winding rod penetrates through the side wall of the first shell and is connected with an output end bearing of the second pneumatic push rod, the paper winding rods are in sliding fit with the first shell, the fixed end of each second pneumatic push rod is fixed on the outer wall of the first shell, one end, far away from the second pneumatic push rod, of each paper winding rod is arranged in the first shell and is in contact fit with one end, far away from the second pneumatic push rod, of the other paper winding rod, the second motor is fixedly installed on the front outer wall and the rear outer wall of the first shell, the second motor is connected with the paper winding rods through a belt and a belt pulley, and one end, far away from the second pneumatic push rod, of each paper winding rod is provided with a paper feeding groove which is communicated up and down.
As a further aspect of the present invention: the bottom end of the paper pressing rod is hinged with a small wheel, and the small wheel is in contact fit with the roller.
As a further aspect of the present invention: arc-shaped plates are fixedly mounted on the front inner wall and the rear inner wall of the first shell, and the arc-shaped plates are located below the paper rolling rod.
As a further aspect of the present invention: and lifting columns are fixedly arranged at four corners of the bottom surface of the first shell.
Compared with the prior art, the beneficial effects of the utility model are that: engineering paper gets into paper feeding mechanism from the feed inlet, paper feeding mechanism sends engineering paper to paper rolling mechanism, treat that paper rolling mechanism rolls up engineering paper, first start push rod promotes the slider and removes along the spout, the slider drives the carriage release lever and removes, the carriage release lever drives the pinch roller and presses at the scroll periphery, the guillotine contacts and cuts engineering paper this moment, the sticky tape on the runner contacts engineering scroll this moment, paper rolling mechanism rotates and drives the runner rotation afterwards, plastic film pulling band pulley rotates, band pulley drives first gear revolve, first gear drives second gear antiport, thereby make plastic film remove from band pulley and receive the band pulley, the sticky tape glues on engineering scroll from the runner, thereby realize automatic tightening up, the effect of adhesive tape, the manual work has been reduced, the cost is reduced, and the work efficiency is improved.
Drawings
FIG. 1 is a front, full cross-sectional view of a processing apparatus for the production of engineered paper;
FIG. 2 is a front view of a processing apparatus for the production of engineered paper;
FIG. 3 is a left side view of a processing apparatus for the production of engineered paper;
fig. 4 is a partial cross-sectional view of a processing apparatus for engineering paper production i.
In the figure: 1. a first housing; 2. a feeding mechanism; 3. a paper winding mechanism; 4. a strip attaching mechanism; 5. a feed inlet; 6. a discharge port; 7. a travel bar; 8. a slider; 9. a chute; 10. a first pneumatic push rod; 11. a paper cutter; 12. a first bracket; 13. a first torsion spring; 14. a pinch roller; 15. a second bracket; 16. a slide bar; 18. a spring; 17. a second housing; 19. a first gear; 20. a second gear; 21. a pulley; 22. a belt retracting wheel; 23. a tape outlet; 24. a rotating wheel; 25. a plastic film; 26. a drum; 27. a first motor; 28. a long rod; 29. a second torsion spring; 30. a paper pressing rod; 31. a roll paper lever; 32. a second pneumatic push rod; 33. a second motor; 34. a paper feeding groove; 35. a small wheel; 36. an arc-shaped plate; 37. and (4) lifting the column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-3, the embodiment provides a processing device for producing engineering paper, including a first housing 1, a feeding mechanism 2, a paper winding mechanism 3, and a strip attaching mechanism 4, where a feeding port 5, the feeding mechanism 2, the paper winding mechanism 3, the strip attaching mechanism 4, and a discharging port 6 are arranged in the first housing 1 from right to left, the strip attaching mechanism 4 includes a moving rod 7, two ends of the moving rod 7 are both fixedly connected with sliders 8, two side walls of the first housing 1 are both provided with chutes 9, the sliders 8 are in sliding fit with the chutes 9, one end of one slider 8 far from the moving rod 7 is fixedly connected with a moving end of a first pneumatic push rod 10, the first pneumatic push rod 10 is fixedly arranged on an outer wall of the first housing 1, one side of the moving rod 7 near the feeding port 5 is fixedly provided with a paper cutter 11, a bottom of the moving rod 7 is hinged to a first bracket 12, a first torsion spring 13 is arranged at the hinged position of the first support 12 and the moving rod 7, one end of the first torsion spring 13 is fixedly connected with the moving rod 7, the other end of the first torsion spring 13 is fixedly connected with the first support 12, a pinch roller 14 is hinged on the first support 12, the middle part of the moving rod 7 is fixedly connected with a second support 15, one side of the second support 15 close to the paper rolling mechanism 3 is fixedly connected with a plurality of slide bars 16, the slide bars 16 are slidably connected with mounting holes arranged on a second shell 17, a spring 18 is connected between the bottom of the mounting hole on the second shell 17 and the slide bars 16, the front inner wall and the rear inner wall of the second shell 17 are rotatably connected with a first gear 19 and a second gear 20, the second gear 20 is engaged with the first gear 19, a belt outlet wheel 21 is fixedly arranged on the front side of the first gear 19, and a belt take-up wheel 22 is fixedly arranged on the front side of the second gear 20, one side that second casing 17 is close to rolling mechanism 3 sets up out tape opening 23, second casing 17 is close to rolling mechanism 3 around both sides wall and rotates and connect runner 24, runner 24 passes out tape opening 23 near one side of rolling mechanism 3, set up plastic film 25 in the second casing 17, plastic film 25 one end fixed connection is in the periphery of out band pulley 21, the periphery of runner fixed connection band pulley 22 is walked around to plastic film 25's the other end, the non-stick surface of the good sticky tape of cutting apart is glued to plastic film 25's top surface. Engineering paper enters the paper feeding mechanism 2 from the feeding port 5, the paper feeding mechanism 2 feeds the engineering paper to the paper rolling mechanism 3, after the paper rolling mechanism 3 rolls the engineering paper, the first starting push rod 10 pushes the sliding block 8 to move along the sliding groove 9, the sliding block 8 drives the moving rod 7 to move, the moving rod 7 drives the pressing wheel 14 to press the periphery of the paper roll, the paper cutter 11 is in contact with the engineering paper and cuts the engineering paper, the adhesive tape on the rotating wheel 24 is in contact with the engineering paper roll, then the paper rolling mechanism 3 rotates and drives the rotating wheel 24 to rotate, the plastic film 25 pulls the paper outlet wheel 21 to rotate, the paper outlet wheel 21 drives the first gear 19 to rotate, the first gear 19 drives the second gear 20 to reversely rotate, so that the plastic film 25 is moved from the paper outlet wheel 21 to the paper outlet wheel 22, the adhesive tape is adhered to the engineering paper roll from the rotating wheel 24, and the effects of automatic tightening and adhesive tape gluing are achieved.
Further, refer to fig. 1-2, feeding mechanism 2 includes cylinder 26, first motor 27, stock 28, fly rod 29, cylinder 26 rotates to be connected at the wall of first casing 1 both sides around, the output shaft fixed connection of first casing 1 and first motor 27 is passed to the one end of cylinder 26, the stiff end of first motor 27 is fixed on the lateral wall of first casing 1, the both ends of both sides swing joint stock 28 around the casing 1, the one end of the fixed second torsional spring 29 of periphery of stock 28, the first casing 1 of the other end fixed connection of second torsional spring 29, stock 28 periphery fixed mounting fly rod 30, fly rod 30 and cylinder 26 contact cooperation. The user presses one end of the engineering paper against the periphery of the roller 26 by the paper pressing rod 29, the first motor 27 is started, and the first motor 27 drives the roller 26 to rotate, so that the engineering paper moves, and the effect of feeding the engineering paper into the paper rolling mechanism 3 is achieved.
Still further, referring to fig. 1 and 2, the paper winding mechanism 3 includes two paper winding rods 31, a second pneumatic push rod 32 and a second motor 33, one end of each paper winding rod 31 passes through the side wall of the first housing 1 and is connected with the output end bearing of the second pneumatic push rod 32, the paper winding rods 31 are in sliding fit with the first housing 1, the fixed end of the second pneumatic push rod 32 is fixed on the outer wall of the first housing 1, one end of each paper winding rod 31, which is far away from the second pneumatic push rod 32, is in contact fit with one end, which is far away from the second pneumatic push rod 32, of the other paper winding rod 31, the second motor 33 is fixedly installed on the front and rear outer walls of the first housing 1, the second motor 33 is connected with the paper winding rods 31 through a belt and a belt pulley, and one end, which is far away from the second pneumatic push rod 32, of the paper winding rod 31 is provided with a paper feeding groove 34 which runs through up and down. One end of the engineering paper is conveyed into the paper feeding groove 34 by the feeding mechanism 2, the motor 33 is started, the paper rolling rod 31 is driven by a belt and a belt pulley to rotate, the engineering paper is wound on the periphery of the paper rolling rod 31, after the engineering paper is wound and packaged, the second pneumatic push rod 32 works, the paper rolling rod 31 is pulled out from the center of the engineering paper roll, and then the engineering paper roll drops, so that the automatic paper roll winding is realized.
Still further, the bottom end of the paper pressing rod 30 is hinged with a small wheel 35, and the small wheel 35 is in contact fit with the roller 26. The small wheel 35 prevents the engineering paper from being torn while moving on the cylinder 26.
Still further, arc-shaped plates 36 are fixedly installed on the front inner wall and the rear inner wall of the first shell 1, and the arc-shaped plates 36 are located below the paper rolling rod 31. The arc-shaped plate 36 can guide the dropped paper roll to stably roll to a designated position.
In addition, lifting columns 37 are fixedly installed at four corners of the bottom surface of the first casing 1. The lifting column 37 can lift the first shell 1, so that the equipment can adapt to the production line outlets with different heights, and is convenient to butt with an engineering paper production line.
It should be noted that the above embodiments are only specific and clear descriptions of technical solutions and technical features of the present application. However, to those skilled in the art, aspects or features that are part of the prior art or common general knowledge are not described in detail in the above embodiments.
In addition, the technical solutions of the present application are not limited to the above-described embodiments, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined, so that other embodiments that can be understood by those skilled in the art may be formed.

Claims (6)

1. The utility model provides a processing equipment of engineering paper production usefulness which characterized in that: the paper cutting machine comprises a first shell (1), a feeding mechanism (2), a paper winding mechanism (3) and a strip pasting mechanism (4), wherein a feeding hole (5), the feeding mechanism (2), the paper winding mechanism (3), the strip pasting mechanism (4) and a discharging hole (6) are formed in the first shell (1) from right to left, the strip pasting mechanism (4) comprises a moving rod (7), two ends of the moving rod (7) are fixedly connected with sliding blocks (8), sliding grooves (9) are formed in the front side wall and the rear side wall of the first shell (1), the sliding blocks (8) are in sliding fit with the sliding grooves (9), one end, far away from the moving rod (7), of one sliding block (8) is fixedly connected with a moving end of a first pneumatic push rod (10), the first pneumatic push rod (10) is fixedly arranged on the outer wall of the first shell (1), a paper cutter (11) is fixedly installed on one side, close to the feeding hole (5), of the moving rod (7), the bottom of carriage release lever (7) articulates first support (12), first support (12) sets up first torsional spring (13) with the articulated department of carriage release lever (7), one end fixed connection carriage release lever (7) of first torsional spring (13), other end fixed connection first support (12) of first torsional spring (13), articulated pinch roller (14) is gone up in first support (12), middle part fixed connection second support (15) of carriage release lever (7), one side fixed connection a plurality of slide bars (16) that second support (15) are close to roll paper mechanism (3), the mounting hole sliding connection that sets up on slide bar (16) and second casing (17), be connected with spring (18) between mounting hole bottom and slide bar (16) on second casing (17), two inner walls rotate around second casing (17) and connect first gear (19) and second gear (20), the second gear (20) is meshed with the first gear (19), the front surface of the first gear (19) is fixedly provided with a belt outlet wheel (21), a belt collecting wheel (22) is fixedly arranged on the front surface of the second gear (20), a belt outlet (23) is arranged on one side of the second shell (17) close to the paper rolling mechanism (3), the second shell (17) is close to the front side wall and the rear side wall of the paper rolling mechanism (3) and is rotationally connected with a rotating wheel (24), one side of the rotating wheel (24) close to the paper rolling mechanism (3) passes through the belt outlet (23), a plastic film (25) is arranged in the second shell (17), one end of the plastic film (25) is fixedly connected with the periphery of the belt outlet wheel (21), the other end of the plastic film (25) bypasses the periphery of the rotating wheel and is fixedly connected with the belt-collecting wheel (22), and the top surface of the plastic film (25) is glued and connected with the non-stick surface of the divided adhesive tape.
2. The processing equipment for producing the engineering paper as claimed in claim 1, wherein: feeding mechanism (2) are including cylinder (26), first motor (27), stock (28), fly bar (30), cylinder (26) rotate to be connected at the front and back both sides wall of first casing (1), the output shaft fixed connection of first casing (1) and first motor (27) is passed to the one end of cylinder (26), the stiff end of first motor (27) is fixed on the lateral wall of first casing (1), the both ends of both sides swing joint stock (28) around casing (1), the one end of the fixed second torsional spring (29) of periphery of stock (28), the first casing of other end fixed connection (1) of second torsional spring (29), stock (28) periphery fixed mounting fly bar (30), fly bar (30) and cylinder (26) contact cooperation.
3. The processing equipment for producing the engineering paper as claimed in claim 2, wherein: the paper rolling mechanism (3) comprises two paper rolling rods (31), a second pneumatic push rod (32) and a second motor (33), one end of the paper rolling rod (31) passes through the side wall of the first shell (1) and is connected with an output end bearing of the second pneumatic push rod (32), the paper rolling rod (31) is in sliding fit with the first shell (1), the fixed end of the second pneumatic push rod (32) is fixed on the outer wall of the first shell (1), one end of the paper rolling rod (31) far away from the second pneumatic push rod (32) is arranged in the first shell (1) and is in contact fit with one end of the other paper rolling rod (31) far away from the second pneumatic push rod (32), the front and back outer walls of the first shell (1) are fixedly provided with a second motor (33), the second motor (33) is connected with the paper winding rod (31) through a belt and a belt pulley, one end of the paper rolling rod (31) far away from the second pneumatic push rod (32) is provided with a paper feeding groove (34) which is penetrated up and down.
4. The processing equipment for the production of engineering paper according to claim 3, wherein: the bottom end of the paper pressing rod (30) is hinged with a small wheel (35), and the small wheel (35) is in contact fit with the roller (26).
5. The processing equipment for producing the engineering paper as claimed in claim 4, wherein: arc-shaped plates (36) are fixedly mounted on the front inner wall and the rear inner wall of the first shell (1), and the arc-shaped plates (36) are located below the paper rolling rod (31).
6. The processing equipment for producing the engineering paper as claimed in claim 5, wherein: lifting columns (37) are fixedly installed at four corners of the bottom surface of the first shell (1).
CN202220559187.9U 2022-03-15 2022-03-15 Processing equipment for engineering paper production Expired - Fee Related CN216836380U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220559187.9U CN216836380U (en) 2022-03-15 2022-03-15 Processing equipment for engineering paper production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220559187.9U CN216836380U (en) 2022-03-15 2022-03-15 Processing equipment for engineering paper production

Publications (1)

Publication Number Publication Date
CN216836380U true CN216836380U (en) 2022-06-28

Family

ID=82095782

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220559187.9U Expired - Fee Related CN216836380U (en) 2022-03-15 2022-03-15 Processing equipment for engineering paper production

Country Status (1)

Country Link
CN (1) CN216836380U (en)

Similar Documents

Publication Publication Date Title
CA2125744C (en) Apparatus for winding stiffened coreless rolls and method
AU2005218026A1 (en) Multiprocessing apparatus for forming logs of web material and log manufacture process
CN201456123U (en) High-speed all-rotation mold cutting machine
CN110683405A (en) Cutting and winding comprehensive treatment equipment for foamed rubber cloth
CN216836380U (en) Processing equipment for engineering paper production
CN209888343U (en) Medical glue paste and patch synthesizer
CN112645102A (en) Automatic reel replacing device of adhesive tape splitting machine
CN207669430U (en) A kind of asynchronous die-cutting machine of production technology for battery cover double faced adhesive tape
CN215319104U (en) Auxiliary device capable of positioning and fixing for splitting machine
CN212639294U (en) Full-automatic embossing fresh-keeping bag separator
CN214692380U (en) Equipment is cut in automatic rewinding of curtain coating four-axis
CN212334127U (en) Material station for processing strip-shaped materials
CN212312104U (en) Machine is retrieved to screening formula rim charge
CN213471315U (en) Decorative paper drying and cutting device
CN111016283B (en) High-efficient area handle carton production system of environmental protection
CN214449479U (en) A laminating machine for pressing from both sides dress automatically
CN2391740Y (en) Machine for gluing and binding of book
CN216733626U (en) Cloth feeding mechanism for sticking book block
CN2100597U (en) Firecrackers manufacturing machine
CN213170727U (en) Non-woven fabric slitting device
CN220115808U (en) Magic tape dividing and winding machine
CN115592766B (en) Production equipment for pressing beam belt of edge bonding machine
CN212863356U (en) Rolling and cutting device of full-automatic embossing freshness protection package separator
CN219095355U (en) Solve device that circle sword cross cutting machine cut PE material
CN217626771U (en) Strip separator capable of stripping incoming material

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220628