CN109514920B - Arrangement mechanism of paperboard - Google Patents
Arrangement mechanism of paperboard Download PDFInfo
- Publication number
- CN109514920B CN109514920B CN201811410900.8A CN201811410900A CN109514920B CN 109514920 B CN109514920 B CN 109514920B CN 201811410900 A CN201811410900 A CN 201811410900A CN 109514920 B CN109514920 B CN 109514920B
- Authority
- CN
- China
- Prior art keywords
- plate
- belt
- baffle plate
- box
- conveying belt
- 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.)
- Active
Links
- 239000011087 paperboard Substances 0.000 title claims abstract description 56
- 241000274582 Pycnanthus angolensis Species 0.000 claims description 19
- 239000011111 cardboard Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 2
- 239000000123 paper Substances 0.000 abstract description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 102100025490 Slit homolog 1 protein Human genes 0.000 description 2
- 101710123186 Slit homolog 1 protein Proteins 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/60—Uniting opposed surfaces or edges; Taping
- B31B50/62—Uniting opposed surfaces or edges; Taping by adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/02—Feeding or positioning sheets, blanks or webs
- B31B50/04—Feeding sheets or blanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/26—Folding sheets, blanks or webs
- B31B50/52—Folding sheets, blanks or webs by reciprocating or oscillating members, e.g. fingers
Landscapes
- Making Paper Articles (AREA)
Abstract
The invention discloses a paper board sorting mechanism which comprises a baffle plate positioned above a feeding end of a first conveying belt, wherein a narrow slit for a paper board unit to pass through is arranged between the lower edge of the baffle plate which is vertically arranged and has the plate surface vertical to the conveying direction and the belt surface of the first conveying belt, a push plate is arranged in front of the baffle plate, the plate surface of the push plate is parallel to the plate surface of the baffle plate, and a driving mechanism drives the push plate to do reciprocating motion of changing the distance between the push plate and the baffle plate. The bonding front piece on the box plate and the actual overlapping area of the fourth box plate are consistent with the designed overlapping area, the bonding strength of the box body is guaranteed, the paper plate can be expanded into a regular cube shape, the products to be packaged are ensured to be packaged and the products are ensured to be fixed and stable.
Description
Technical Field
The invention relates to the field of packaging machinery, in particular to a mechanism for arranging bonding positions of two boards of a paperboard.
Background
After the paper box is printed, a box folding process is required to be implemented, taking a plane unfolding diagram of a square box as shown in fig. 1a as an example, a printed paper board A comprises a first box board area, a second box board area, a third box board area and a fourth box board area which are connected in sequence to form a box body, crease lines a12, a23 and a34 are arranged between adjacent box boards in sequence, in the box folding process, as shown in fig. 1b and 1c, the crease lines a12 and a34 are required to be folded and glued at the overlapped parts of the first box board A1 and the fourth box board A4, so that the box boards A1 and A4 are kept in a coplanar and folded state of the box boards A2 and A3 are kept in a coplanar mode, and the box boards are convenient to transport and store. As shown in fig. 1d, during the process of folding the first box board A1 along the crease line a12 towards the box board A2, the first box board A1 is folded sequentially and continuously from front to back along the crease line a12, which results in that when the box board A1 is folded onto the second box board A2, the included angle between the edges of the paper boards forming the box bottom and the box top and the crease line a12 cannot meet the vertical design included angle, and similar problems exist when the fourth box board A4 is folded along the crease line a 34. On the one hand, this will lead to the deviation of the actual overlapping area of the flap A5 on the box plate A1 and the fourth box plate A4 from the designed overlapping area, which in turn affects the adhesive strength of the box body, and the edge dimensions in the folded state and the design specifications are in error, which results in difficult storage and transportation, on the other hand, the cardboard a cannot expand into a regular cube shape, and as a result of the inability to provide a specific space, the product to be packaged is very likely to be impossible to realize boxing, or even if boxing is possible, the defect of unstable product fixation is very likely to occur.
Disclosure of Invention
The invention aims to provide a mechanism for arranging and conforming the actual crease lines of glued and overlapped paperboards with designed crease lines.
In order to achieve the above purpose, the technical scheme adopted is as follows: a paper board sorting mechanism comprises a baffle plate positioned above a feeding end of a first conveying belt, wherein narrow slits for paper board units to pass through are arranged between the lower edge of the baffle plate which is vertically arranged and has the plate surface vertical to the conveying direction and the belt surface of the first conveying belt, a push plate is arranged in front of the baffle plate, the plate surface of the push plate is parallel to the plate surface of the baffle plate, and a driving mechanism drives the push plate to do reciprocating motion of changing the distance between the push plate and the baffle plate;
the top pushing plate comprises a first top pushing plate and a second top pushing plate, and the distance between the plate surfaces of the first top pushing plate and the second top pushing plate is consistent with the design value of the distance between the first side edge and the second side edge of the box top formed on the first box plate and the fourth box plate of the paperboard respectively;
the back surfaces of the first pushing plate and the second pushing plate are respectively connected with a connecting plate, the plate body of the connecting plate is provided with a strip-shaped hole which is formed along the length direction of the plate, a main rod of a movable frame which is connected with the driving mechanism is sleeved with two sliding blocks which slide along the length direction of the rod, the strip-shaped Kong Kongchang direction of the connecting plate is vertical to the length direction of the rod of the movable rod, and bolts on the sliding blocks penetrate through the strip-shaped holes and lock the connecting plate through nuts;
the two ends of the main rod of the movable frame are respectively connected with a side rod to form a U-shaped bracket, the driving mechanism comprises a connecting rod, two connecting rods are uniformly distributed on two sides of the movable frame, one end of each connecting rod is hinged with the side rod of the connecting frame, the other end of each connecting rod is hinged with a side plate of the frame, two hinged shafts on each connecting rod are axially horizontal and parallel to the plate surface of the push plate, one end of each connecting plate is hinged with the middle part of each connecting rod, and the other end of each connecting plate is connected with an eccentric wheel on a rotating shaft to form a four-bar mechanism.
Compared with the prior art, the invention has the technical effects that: the driving mechanism drives the pushing plate to repeatedly push the paper board, so that the included angles between the first side edge, the second side edge and the crease line are gradually arranged to be in a vertical state, namely, the deviation between the actual crease line and the designed crease line is corrected, and after the two are restored to be consistent, the paper board enters a curing process for shaping through the first conveying belt. On the one hand, the bonding front piece on the box plate and the actual overlapping area of the fourth box plate are consistent with the designed overlapping area, the bonding strength of the box body is guaranteed, the paperboard can be expanded into a regular cube shape, the products to be packaged are guaranteed to be packaged and the products are guaranteed to be fixed and stable.
Drawings
Figure 1a is a plan view of the package of the present invention;
FIG. 1b is a schematic view of the first cassette plate of FIG. 1a after being folded in;
FIG. 1c is a schematic view of the second cassette plate of FIG. 1b after being folded in;
FIG. 1d is a schematic view of the first and second cassette plates in an offset state after bonding;
FIGS. 2a, 2b, 2c are schematic diagrams of the operation of the thrust plate;
FIG. 3 is a perspective view of the present invention in operation;
fig. 4 is a perspective view of the removal of the nip roll belt of the present invention.
Detailed Description
The utility model provides a paper board's arrangement mechanism, includes the baffle 20 that is located first conveyer belt 80 feed end top, has the narrow slit 1 that supplies the cardboard unit to pass through between the lower border of baffle 20 that vertical arrangement and face and direction of delivery are perpendicular and the area face of first conveyer belt 80, and the place ahead of baffle 20 sets up push pedal 10, and the face of push pedal 10 is parallel with the face of baffle 20, and the reciprocating motion of interval size variation between push pedal 10 and the baffle 20 is done to actuating mechanism drive push pedal 10.
As shown in fig. 1a to 1b, after the adhesive flap A5 is glued, the fourth box panel A4 is folded inwards along the crease line a34 and is adhered to the adhesive flap A5, as shown in fig. 1c, the paper panel a is in a design state after being adhered, and when the included angle between the first side edge a11, the second side edge a41 and the crease line a12 of the paper panel forming the box top cannot meet the vertical design included angle, the paper panel a is in the state shown in fig. 1d, and at this time, the glue on the adhesive flap A5 is not cured, and the arrangement mechanism of the paper panel is also understood to be a correction mechanism. As shown in fig. 3, the paper board a falls between the pushing plate 10 and the baffle 20 and is stacked on the feeding end of the first conveyor belt 80, as shown in fig. 2a, 2b and 2c, after the pushing plate 10 is propped against one side of the paper board a, the other side of the paper board a is driven to be flush against the board surface of the baffle 20, because a certain adhesive force exists between the bonding front piece A5 and the fourth box board A4, the first side a11 and the second side a41 cannot be arranged in parallel with the board surface of the pushing plate 10 at one time, the driving mechanism drives the pushing plate 10 to repeatedly push the paper board a, so that the included angles between the first side a11, the second side a41 and the crease line a12 are gradually arranged to be vertical, namely, the deviation between the actual crease line a12 and the designed crease line a34 is corrected, and after the deviation is restored to be consistent, the deviation is formed by the first conveyor belt 80 entering the curing process for shaping. On one hand, the bonding front piece A5 on the box plate A1 and the actual overlapping area of the fourth box plate A4 are consistent with the designed overlapping area, the bonding strength of the box body is ensured, the edge size of the folded state is consistent with the design specification, and the storage and transportation are convenient; on the other hand, the paperboard A can be expanded into a regular cube shape, so that the products to be packaged are ensured to be packaged and the products are ensured to be fixed and stable.
As shown in fig. 2b, the top of the first and the fourth box plates A1, A4 of the cardboard a provided by the present invention includes a first side a11 and a second side a41, where the first side a11 and the second side a41 are designed to be parallel and spaced, and the first box plate A1 and the fourth box plate A4 of the cardboard a may be offset, so that the top plate 10 of the present invention includes a first top plate 11 and a second top plate 12, and the spacing between the surfaces of the first top plate 11 and the second top plate 12 is identical to the design value of the spacing between the first side a11 and the second side a41 of the first box plate A1 and the fourth box plate A4 of the cardboard a, respectively.
The invention provides a first pushing plate 11 and a second pushing plate 12 which are separated, wherein the back surfaces of the first pushing plate 11 and the second pushing plate 12 are respectively connected with a connecting plate 36, the plate body of the connecting plate 36 is provided with a strip-shaped hole 361 which is formed along the length direction of the plate, a main rod 311 of a movable frame 31 which is connected with a driving mechanism is sleeved with two sliding blocks 35 which slide along the length direction of the rod, the length direction of the strip-shaped hole 361 of the connecting plate 36 is perpendicular to the length direction of the main rod 311 of the movable frame 31, and bolts on the sliding blocks 35 penetrate through the strip-shaped holes 361 and are locked with the connecting plate 36 through nuts.
Because the design positions of the first side A11 and the second side A41 on the paperboards A with different specifications are different, the first push plate 11 and the second push plate 12 can be adjusted back and forth through the strip-shaped holes 361, and the left and right positions of the first push plate 11 and the second push plate 12 can be adjusted through sliding the two sliding blocks 35, so that the application range of the mechanism is enlarged.
The two ends of the main rod 311 of the movable frame 31 are connected with side rods 312 to form a U-shaped bracket, the driving mechanism comprises a connecting rod 33, two connecting rods 33 are uniformly arranged on two sides of the movable frame 31, one end of each connecting rod 33 is hinged with the side rod 312 of the movable frame 31, the other end of each connecting rod is hinged with the side plate 32 of the frame, two hinge shafts on each connecting rod 33 are axially horizontal and parallel to the plate surface of the push plate 10, one end of each connecting plate 34 is hinged with the middle part of each connecting rod 33, and the other end of each connecting plate 34 is connected with an eccentric wheel 38 on the rotating shaft 37 to form a four-bar mechanism. The motor is connected with the rotating shaft 37 through a belt through a speed reducer for transmission, and the driving mechanism is simple and reliable.
In order to prevent the paper board a from falling, a coaming 40 is arranged between two adjacent side edges of the pushing plate 10 and the baffle 20, a feeding port 70 is formed by an area surrounded by the pushing plate 10, the baffle 20 and the upper end of the coaming 40, and a discharging end of the second conveying belt 50 is connected with the feeding port 70.
The material pressing belt 60 is arranged above the second conveying belt 50, the conveying direction of the material pressing belt 60 is consistent with that of the second conveying belt 50, one end of the material pressing belt 60 is arranged at intervals with the belt surface of the second conveying belt 50, the material pressing belt 60 is gradually attached to the second conveying belt 50 along the conveying direction of the paperboard A, and the other end of the material pressing belt 60 extends into the feeding hole 70.
A pressing roller 90 is arranged between one end of the feeding hole 70 and the baffle 20, a roller core of the pressing roller 90 is perpendicular to the conveying direction of the paper board a, the pressing belt 60 guides the paper board a to be conveyed below the pressing roller 90, and the pressing roller 90 presses the stacked box boards a.
The pressing belt 60 guides the paper board A to be sent under the pressing roller 90, and the position of the paper board A between the pushing plate 10 and the baffle 20 is determined, so that on one hand, the first pushing plate 11 and the second pushing plate 12 can be pushed to the first side A11 and the second side A41 of the paper board A; on the other hand, in order to prevent the upward or downward warpage of the edges of the first and second pushing plates 11, 12 when pushing the cardboard a, which results in poor cardboard a finishing effect, the press roller 90 of the present invention presses the stacked cardboard a, thereby ensuring that the cardboard a is in a flat state as much as possible when being pushed, and greatly improving the cardboard finishing effect.
In order to ensure that the paper board A can smoothly pass through the narrow slit 1, a feeding end of the first conveying belt 80 is arranged at the lower part between the pushing plate 10 and the baffle 20, and the distance between the lower plate edge of the baffle 20 and the belt surface of the first conveying belt 80 is consistent with the thickness of 2-3 paper boards A.
Claims (5)
1. A finishing mechanism of cardboard, its characterized in that: the device comprises a baffle plate (20) positioned above a feeding end of a first conveying belt (80), wherein the baffle plate (20) is vertically arranged, a narrow slit (1) for a paperboard unit to pass through is formed between the lower edge of the baffle plate (20) and the belt surface of the first conveying belt (80), a push plate (10) is arranged in front of the baffle plate (20), the plate surface of the push plate (10) is parallel to the plate surface of the baffle plate (20), and a driving mechanism drives the push plate (10) to do reciprocating motion of changing the distance between the push plate (10) and the baffle plate (20);
the top pushing plate (10) comprises a first top pushing plate (11) and a second top pushing plate (12), and the spacing between the plate surfaces of the first top pushing plate (11) and the second top pushing plate (12) is consistent with the design value of the spacing between a first side edge (A11) and a second side edge (A41) of the box top formed on a first box plate (A1) and a fourth box plate (A4) of the paperboard (A);
the back of the first pushing plate (11) and the back of the second pushing plate (12) are both connected with a connecting plate (36), a strip-shaped hole (361) formed in the plate body of the connecting plate (36) along the length direction of the plate, two sliding blocks (35) sliding along the length direction of the rod are sleeved on a main rod (311) of a moving frame (31) connected with a driving mechanism, the length direction of the strip-shaped hole (361) of the connecting plate (36) is perpendicular to the length direction of the main rod (311) of the moving frame (31), and bolts on the sliding blocks (35) penetrate through the strip-shaped hole (361) to lock the connecting plate (36) through nuts;
both ends of a main rod (311) of the movable frame (31) are connected with side rods (312) to form a U-shaped support, the driving mechanism comprises connecting rods (33), two connecting rods (33) are uniformly distributed on both sides of the movable frame (31), one end of each connecting rod (33) is hinged with the side rod (312) of the movable frame (31), the other end of each connecting rod is hinged with a side plate (32) of the frame, two hinged shafts on each connecting rod (33) are axially horizontal and parallel to the surface of the pushing plate (10), one end of each connecting plate is hinged with the middle of each connecting rod (33), and the other end of each connecting plate is connected with an eccentric wheel (38) on the rotating shaft (37) to form a four-bar mechanism.
2. A finishing mechanism for board as claimed in claim 1, wherein: and a coaming (40) is arranged between two adjacent side edges of the pushing plate (10) and the baffle plate (20), a feeding port (70) is formed in an area surrounded by the pushing plate (10), the baffle plate (20) and the upper end of the coaming (40), and the discharging end of the second conveying belt (50) is connected with the feeding port (70).
3. A collating mechanism for paperboard according to claim 2, wherein: and a material pressing belt (60) is arranged above the second conveying belt (50), the conveying direction of the material pressing belt (60) is consistent with that of the second conveying belt (50), one end of the material pressing belt (60) is arranged at intervals with the belt surface of the second conveying belt (50), the material pressing belt (60) is gradually attached to the second conveying belt (50) along the conveying direction of the paper board (A), and the other end of the material pressing belt extends into the feeding hole (70).
4. A finishing mechanism for board as claimed in claim 3, wherein: a press roller (90) is arranged between one end of the feed inlet (70) and the baffle plate (20), a roller core of the press roller (90) is perpendicular to the conveying direction of the paperboard (A), the press belt (60) guides the paperboard (A) to be conveyed under the press roller (90), and the press roller (90) presses the stacked boxboards (A).
5. A finishing mechanism for board as claimed in claim 1, wherein: the feeding end of the first conveying belt (80) is arranged at the lower part between the pushing plate (10) and the baffle plate (20), and the distance between the lower plate edge of the baffle plate (20) and the belt surface of the first conveying belt (80) is consistent with the thickness of 2-3 paperboards (A).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811410900.8A CN109514920B (en) | 2018-11-24 | 2018-11-24 | Arrangement mechanism of paperboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811410900.8A CN109514920B (en) | 2018-11-24 | 2018-11-24 | Arrangement mechanism of paperboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109514920A CN109514920A (en) | 2019-03-26 |
| CN109514920B true CN109514920B (en) | 2024-02-23 |
Family
ID=65778671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811410900.8A Active CN109514920B (en) | 2018-11-24 | 2018-11-24 | Arrangement mechanism of paperboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109514920B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216919B (en) * | 2019-05-22 | 2021-03-30 | 浙江工业大学 | Double-station integrated plastic bag finishing device |
| CN114274592B (en) * | 2022-01-27 | 2024-12-24 | 祥恒创意(重庆)新材料有限公司 | Cardboard gluing and nailing machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203527955U (en) * | 2013-08-28 | 2014-04-09 | 青岛正日丰彩机械有限公司 | Correcting and conveying device of box gluing machine |
| CN104354326A (en) * | 2014-11-10 | 2015-02-18 | 广东金玉兰包装机械有限公司 | Paper box forming machine set |
| CN205204428U (en) * | 2015-10-20 | 2016-05-04 | 安徽华艺印刷包装有限公司 | Automatic arrangement of cardboard is installed in heaps |
| CN106573431A (en) * | 2014-10-06 | 2017-04-19 | 三菱重工印刷纸工机械有限公司 | Gluing device and carton-forming machine having same |
| CN209616477U (en) * | 2018-11-24 | 2019-11-12 | 宣城华艺包装科技有限公司 | The dressing mechanism of cardboard |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2951011B1 (en) * | 2013-01-29 | 2019-12-25 | Neopost Technologies | Method and system for automatically forming packaging boxes |
-
2018
- 2018-11-24 CN CN201811410900.8A patent/CN109514920B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203527955U (en) * | 2013-08-28 | 2014-04-09 | 青岛正日丰彩机械有限公司 | Correcting and conveying device of box gluing machine |
| CN106573431A (en) * | 2014-10-06 | 2017-04-19 | 三菱重工印刷纸工机械有限公司 | Gluing device and carton-forming machine having same |
| CN104354326A (en) * | 2014-11-10 | 2015-02-18 | 广东金玉兰包装机械有限公司 | Paper box forming machine set |
| CN205204428U (en) * | 2015-10-20 | 2016-05-04 | 安徽华艺印刷包装有限公司 | Automatic arrangement of cardboard is installed in heaps |
| CN209616477U (en) * | 2018-11-24 | 2019-11-12 | 宣城华艺包装科技有限公司 | The dressing mechanism of cardboard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109514920A (en) | 2019-03-26 |
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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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 242000 No.7, baijianshan Road, Xuancheng economic and Technological Development Zone, Anhui Province Applicant after: Anhui Huayi Packaging Technology Co.,Ltd. Address before: 242000 No.7, baijianshan Road, Xuancheng economic and Technological Development Zone, Xuancheng City, Anhui Province Applicant before: XUANCHENG HUAYI PACKAGING TECHNOLOGY Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Sorting mechanism for cardboard Granted publication date: 20240223 Pledgee: Xuancheng Kaisheng Financing Guarantee Co.,Ltd. Pledgor: Anhui Huayi Packaging Technology Co.,Ltd. Registration number: Y2024980022110 |