CN113353410A - Repairable modular paper tray and manufacturing method thereof - Google Patents
Repairable modular paper tray and manufacturing method thereof Download PDFInfo
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- CN113353410A CN113353410A CN202110622115.4A CN202110622115A CN113353410A CN 113353410 A CN113353410 A CN 113353410A CN 202110622115 A CN202110622115 A CN 202110622115A CN 113353410 A CN113353410 A CN 113353410A
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- cover plate
- chassis
- groove
- mold
- splice
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D19/00—Pallets or like platforms, with or without side walls, for supporting loads to be lifted or lowered
- B65D19/0004—Rigid pallets without side walls
- B65D19/0053—Rigid pallets without side walls the load supporting surface being made of more than one element
- B65D19/0055—Rigid pallets without side walls the load supporting surface being made of more than one element forming a continuous plane contact surface
- B65D19/0057—Rigid pallets without side walls the load supporting surface being made of more than one element forming a continuous plane contact surface the base surface being made of a single element
- B65D19/0059—Rigid pallets without side walls the load supporting surface being made of more than one element forming a continuous plane contact surface the base surface being made of a single element forming a continuous plane contact surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D19/00—Pallets or like platforms, with or without side walls, for supporting loads to be lifted or lowered
- B65D19/38—Details or accessories
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
- D21J3/00—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
- D21J3/12—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds of sheets; of diaphragms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2519/00—Pallets or like platforms, with or without side walls, for supporting loads to be lifted or lowered
- B65D2519/00004—Details relating to pallets
- B65D2519/00547—Connections
- B65D2519/00552—Structures connecting the constitutive elements of the pallet to each other, i.e. load supporting surface, base surface and/or separate spacer
- B65D2519/00572—Structures connecting the constitutive elements of the pallet to each other, i.e. load supporting surface, base surface and/or separate spacer with separate auxiliary element, e.g. screws, nails, bayonets
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Making Paper Articles (AREA)
Abstract
The invention discloses a repairable modular paper tray and a manufacturing method thereof, relates to the field of paper trays, and aims at solving the problems of difficult repair and high use cost caused by high rejection rate of the existing integrated paper tray design. The integrated paper tray is novel in structure, and the device effectively solves the problem that the existing integrated paper tray is difficult to repair and high in use cost due to high rejection rate.
Description
Technical Field
The invention relates to the field of paper trays, in particular to a repairable modular paper tray and a manufacturing method thereof.
Background
The paper tray is made of recycled materials such as recycled waste paper and wood chips, so that the paper tray is environment-friendly, the application field of the paper tray is wide, the paper tray is mainly used for transport packaging, the conventional paper tray is generally designed and manufactured by integrating paperboard and paper block gluing or paperboard bending and gluing, the production cost is low, most of the paper trays with the structural design are basically scrapped after being transported and assembled and disassembled once, the paper trays have no repair value and can only be smashed again for recycling, and the use cost of the paper tray is increased.
Disclosure of Invention
The repairable modular paper tray and the manufacturing method thereof provided by the invention solve the problem of high use cost caused by difficult repair and high rejection rate of the existing integrated paper tray design.
In order to achieve the purpose, the invention adopts the following technical scheme:
the repairable modular paper tray comprises a chassis, wherein the chassis is arranged in a disc mode, a circular groove is formed in the top end of the chassis along the axial direction of the chassis, a circular hole is formed in the bottom end of the chassis along the axial direction of the chassis, a supporting column is arranged at the position, located in the circular hole, of the bottom end of the chassis, and a splicing plate is sleeved in the circular groove of the chassis.
Preferably, the round holes penetrate through the chassis and are communicated with the round slots, the number of the round holes is seven, one group of the round holes and the chassis are coaxially arranged, the remaining six groups of the round holes are distributed in an annular array relative to the chassis, and the round holes in the annular array are correspondingly arranged with the splice plates.
Preferably, the support column is the cylinder setting, just the top and the round hole of support column are and cup joint the setting, the fixed spacing ring that has cup jointed of circumference lateral wall of support column, the top face of support column is the coplane setting with the bottom surface of circular slot, just the spacing ring is located the bottom on chassis, the spacing ring is located the two-thirds department of support column length position.
Preferably, the splice plate is fan-shaped, just the fan-shaped central angle of splice plate is sixty degrees, six groups total splice plates, six groups the splice plate is the annular array distribution about the chassis, just the fan-shaped radius of splice plate equals with the radius of circular slot, left draw-in groove and right draw-in groove have been seted up respectively to the both sides limit of splice plate, and adjacent two sets of the splice plate is the joint setting through left draw-in groove and right draw-in groove.
Preferably, the bottom end of the splice plate is provided with a die, and the top end of the splice plate is provided with a first cover plate and a second cover plate.
Preferably, the top of mould has seted up the mould groove, the bottom surface, arc limit and the right draw-in groove of splice plate all are to match with the mould groove and cup joint, just the top face of splice plate personally submits the coplane setting with the top of mould, first apron covers in the top face of mould and splice plate, just the bottom of second apron is to match with left draw-in groove and cup joints.
Preferably, the top of first apron is provided with the packing interface, just the packing groove of packing the interface is the intercommunication setting with the mould groove, the exhaust hole has all been seted up on the top of first apron and second apron, just the exhaust hole runs through respectively in first apron and second apron, the exhaust hole is evenly distributed along left draw-in groove and right draw-in groove respectively, just the exhaust hole is the intercommunication setting with the mould groove.
Preferably, the chassis, the supporting columns and the limiting rings are obtained by cutting honeycomb paper.
The manufacturing method of the repairable modular paper tray comprises the following steps:
s1, preparation work before production: placing the mold on a table top, ensuring the mold to be in a horizontal state through a horizontal measuring device, cleaning a mold groove on the mold and the bottom surfaces of a first cover plate and a second cover plate, lighting to observe whether exhaust holes in the first cover plate and the second cover plate are smooth or not, and dredging by using a steel wire or other tools with the diameter smaller than that of the exhaust holes if the exhaust holes are blocked;
s2, early production: covering the first cover plate and the second cover plate on the mold, aligning corners of the first cover plate and the second cover plate with the mold, pressing the first cover plate, the second cover plate and the mold on the table top by using tools such as a pressing plate or a pressing block, and butting the paper pulp filling pipeline with the filling interface;
s3, middle production stage: filling paper pulp into the mold groove through a paper pulp filling pipeline, discharging air in the mold groove through an exhaust hole to enable the paper pulp to be filled into the mold groove, and filling the paper pulp into the mold groove by using a quantitative tank to enable the paper pulp to be matched with the space of the mold groove;
s4, late production: and after the paper pulp in the mold is solidified, removing the tool, taking down the first cover plate and the second cover plate, taking out the splice plate in a solid state, and removing burrs on the splice plate through machining or manual work.
The invention has the beneficial effects that:
1. the tray of the device is formed by splicing the support columns, the chassis and the splice plates, so that the support columns, the chassis and the splice plates can be damaged and replaced, the service life of the tray can be effectively prolonged and can be recycled through replacement and maintenance, and the use cost of the tray is effectively reduced.
2. The support column of this tray both had been responsible for supporting the chassis, also was the instrument of splice plate dismouting simultaneously, utilizes the longer one end of support column to pass through the round hole with splice plate jack-up from the circular slot to make things convenient for the change of splice plate.
3. This tray is because the chassis is the disc form, and six groups of support columns are the annular array and distribute for fork truck's fork board can insert to the chassis from six different position altogether and drag the operation, and it is more convenient than square tray can only insert to drag from four sides at most.
In conclusion, the device effectively solves the problem that the existing integrated paper tray is difficult to repair and high in use cost caused by high rejection rate.
Drawings
Fig. 1 is a schematic view of an appearance structure of an oblique downward viewing angle according to the present invention.
Fig. 2 is a schematic structural diagram of an oblique upward viewing angle according to the present invention.
Fig. 3 is an exploded view of the assembled structure at an oblique downward view according to the present invention.
Fig. 4 is an exploded view of the assembled structure at an oblique upward view according to the present invention.
FIG. 5 is a schematic view of an assembled structure of the splice plate with a downward oblique view according to the present invention.
FIG. 6 is a schematic view of an assembled structure of the splice plate with an oblique upward viewing angle according to the present invention.
Fig. 7 is a schematic structural diagram of the appearance of the production mold of the present invention.
FIG. 8 is an exploded view of the assembly structure of the production mold and the splice plate of the present invention.
Reference numbers in the figures: 1. a chassis; 101. a circular groove; 102. a circular hole; 2. splicing plates; 201. a left card slot; 202. a right card slot; 3. a support pillar; 301. a limiting ring; 4. a mold; 401. a mold slot; 5. a first cover plate; 501. filling the interface; 6. a second cover plate; 7. and (4) exhausting holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 8, a repairable modular paper tray comprises a chassis 1, and is characterized in that the chassis 1 is arranged in a disc shape, a circular groove 101 is formed in the top end of the chassis 1 along the axial direction of the chassis 1, a circular hole 102 is formed in the bottom end of the chassis 1 along the axial direction of the chassis, a support pillar 3 is arranged at the position, located at the circular hole 102, of the bottom end of the chassis 1, a splice plate 2 is sleeved in the circular groove 101 of the chassis 1, the circular hole 102 penetrates through the chassis 1 and is communicated with the circular groove 101, the circular holes 102 are arranged in seven groups, one group of the circular holes 102 and the chassis 1 are coaxially, the remaining six groups of the circular holes 102 are distributed in an annular array relative to the chassis 1, the circular array of the circular holes 102 and the splice plate 2 are correspondingly arranged, the support pillar 3 is arranged in a cylinder shape, the top end of the support pillar 3 and the circular hole 102 are sleeved, a limit ring 301 is fixedly sleeved on the circumferential side wall of the support pillar 3, the top end face of support column 3 is coplane setting with the bottom surface of circular slot 101, just spacing ring 301 is located the bottom on chassis 1, spacing ring 301 is located the two-thirds department of 3 length positions of support column, splice plate 2 is fan-shaped, just splice plate 2's fan-shaped central angle is sixty degrees, splice plate 2 is six groups altogether, six groups splice plate 2 is annular array distribution about chassis 1, just splice plate 2's fan-shaped radius equals with the radius of circular slot 101, left draw-in groove 201 and right draw-in groove 202 have been seted up respectively to splice plate 2's both sides limit, and adjacent two sets of splice plate 2 is the joint setting through left draw-in groove 201 and right draw-in groove 202, splice plate 2's bottom is provided with mould 4, just splice plate 2's top is provided with first apron 5 and second apron 6, mould groove 401 has been seted up on mould 4's top, splice plate 2's bottom surface, The arc edge and the right clamping groove 202 are matched and sleeved with the die groove 401, the top end face of the splicing plate 2 and the top end face of the die 4 are arranged in a coplanar manner, the first cover plate 5 covers the top end faces of the die 4 and the splicing plate 2, the bottom end of the second cover plate 6 is matched and sleeved with the left clamping groove 201, the top end of the first cover plate 5 is provided with a filling interface 501, the filling groove of the filling interface 501 is communicated with the die groove 401, the top ends of the first cover plate 5 and the second cover plate 6 are provided with exhaust holes 7, the exhaust holes 7 penetrate through the first cover plate 5 and the second cover plate 6 respectively, the exhaust holes 7 are uniformly distributed along the left clamping groove 201 and the right clamping groove 202 respectively, the exhaust holes 7 are communicated with the die groove 4, and the chassis 1, the support column 3 and the limit ring 301 are obtained by cutting honeycomb paper;
a manufacturing method of a repairable modular paper tray comprises the following steps:
s1, preparation work before production: placing the mold 4 on a table top, ensuring that the mold 4 is in a horizontal state through a horizontal measuring device, cleaning a mold groove 401 on the mold 4 and the bottom surfaces of the first cover plate 5 and the second cover plate 6, lighting to observe whether the exhaust holes 7 on the first cover plate 5 and the second cover plate 6 are smooth or not, and dredging by using a steel wire or other tools with the diameter smaller than that of the exhaust holes 7 if the exhaust holes 7 are blocked;
s2, early production: covering the first cover plate 5 and the second cover plate 6 on the mold 4, aligning the corners of the first cover plate 5 and the second cover plate 6 with the mold 4, pressing the first cover plate 5, the second cover plate 6 and the mold 4 on the table top by using tools such as a pressing plate or a pressing block, and butting the paper pulp filling pipeline with the filling interface 501;
s3, middle production stage: the pulp is filled into the die groove 401 through the pulp filling pipeline, air in the die groove 401 is exhausted through the exhaust hole 7, so that the die groove 401 can be filled with the pulp, and the pulp filling amount of the die groove 401 is matched with the space of the die groove 401 by using a quantitative tank;
s4, late production: and after the paper pulp in the mold 4 is solidified, removing the tool, taking down the first cover plate 5 and the second cover plate 6, taking out the splice plate 2 in a solid state, and removing burrs on the splice plate 2 through machining or manual work.
The working principle is as follows: the use mode of the pallet is that one surface with the supporting columns 3 is placed on the ground downwards, articles to be loaded and transported are placed on the splicing plates 2, two groups of fork plates of a trailer or a forklift are inserted into the bottom surface of the chassis 1 through the neutral positions between the supporting columns 3, then the pallet and the articles are lifted upwards for transportation, and the chassis 1 is in a circular plate shape, and the six groups of supporting columns 3 are distributed in an annular array, so that the fork plates of the forklift can be inserted and dragged to the chassis 1 from six different directions, and the pallet is more convenient than a square pallet which can only be inserted and dragged from four sides at most;
the splice plate 2 and the support column 3 of the device can be changed after being damaged, the length from the two ends of the support column 3 to the limiting ring 301 is different, the splice plate 2 is divided into a long part and a short part, the chassis 1 is erected together with the splice plate 2, the support column 3 is pulled out by using a puller, a longer part is inserted into the round hole 102 after the support column 3 is turned in the direction, the rubber hammer is used for knocking lightly, the splice plate 2 is ejected out of the round groove 101 by the support column 3, the damaged splice plate 2 can be changed after ejection, attention is paid, the splice plate 2 is changed after the completion, the support column 3 is restored to be assembled with the round hole 102 by a shorter part, otherwise, the splice plate 2 cannot be leveled due to the fact that the top of the support column protrudes out.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a modularization paper tray of repairable type, includes chassis (1), its characterized in that, chassis (1) is the disc setting, just circular slot (101) have been seted up along its axial in the top of chassis (1), round hole (102) have been seted up along its axial in the bottom of chassis (1), the bottom of chassis (1) is located round hole (102) department and is provided with support column (3), splice plate (2) have been cup jointed in chassis (1) is located circular slot (101).
2. The repairable modular paper tray as claimed in claim 1, wherein the circular holes (102) penetrate through the chassis (1) and are communicated with the circular grooves (101), the circular holes (102) are arranged in seven groups, one group of the circular holes (102) is arranged coaxially with the chassis (1), the remaining six groups of the circular holes (102) are distributed in an annular array with respect to the chassis (1), and the circular holes (102) in the annular array are arranged corresponding to the splice plates (2).
3. The repairable modular paper tray as claimed in claim 1, wherein the supporting column (3) is arranged in a cylinder, the top end of the supporting column (3) is sleeved with the circular hole (102), the circumferential side wall of the supporting column (3) is fixedly sleeved with the limiting ring (301), the top end surface of the supporting column (3) is coplanar with the bottom surface of the circular groove (101), the limiting ring (301) is located at the bottom end of the chassis (1), and the limiting ring (301) is located at two thirds of the length of the supporting column (3).
4. The repairable modular paper tray as claimed in claim 1, wherein the splice plates (2) are in a fan shape, the central angle of the fan shape of the splice plates (2) is sixty degrees, the splice plates (2) comprise six groups, the splice plates (2) are distributed in an annular array manner about the chassis (1), the radius of the fan shape of the splice plates (2) is equal to that of the circular grooves (101), the two side edges of the splice plates (2) are respectively provided with a left clamping groove (201) and a right clamping groove (202), and the adjacent splice plates (2) are clamped and arranged through the left clamping groove (201) and the right clamping groove (202).
5. A repairable modular paper tray according to claim 1, wherein the splice plate (2) is provided with a mould (4) at its bottom end and the splice plate (2) is provided with a first cover plate (5) and a second cover plate (6) at its top end.
6. The repairable modular paper tray as claimed in claim 5, wherein a mold groove (401) is formed in the top end of the mold (4), the bottom surface, the arc edge and the right clamping groove (202) of the splice plate (2) are all in matched and sleeved connection with the mold groove (401), the top end surface of the splice plate (2) and the top end surface of the mold (4) are in coplanar arrangement, the first cover plate (5) covers the top end surfaces of the mold (4) and the splice plate (2), and the bottom end of the second cover plate (6) is in matched and sleeved connection with the left clamping groove (201).
7. The repairable modular paper tray as claimed in claim 6, wherein a filling interface (501) is arranged at the top end of the first cover plate (5), the filling groove of the filling interface (501) is communicated with the mold groove (401), the top ends of the first cover plate (5) and the second cover plate (6) are both provided with exhaust holes (7), the exhaust holes (7) respectively penetrate through the first cover plate (5) and the second cover plate (6), the exhaust holes (7) are uniformly distributed along the left clamping groove (201) and the right clamping groove (202), and the exhaust holes (7) are communicated with the mold groove (4).
8. A repairable modular paper tray according to claim 1, wherein the chassis (1), the supporting columns (3) and the retaining rings (301) are all obtained by cutting honeycomb paper.
9. A method of manufacturing a repairable modular paper tray according to any one of claims 1 to 7, comprising the steps of:
s1, preparation work before production: placing the mold (4) on a table top, ensuring the mold (4) to be in a horizontal state through a horizontal measuring device, cleaning a mold groove (401) on the mold (4) and the bottom surfaces of a first cover plate (5) and a second cover plate (6), lighting to observe whether exhaust holes (7) on the first cover plate (5) and the second cover plate (6) are smooth or not, and dredging by using a steel wire or other tools with the diameter smaller than that of the exhaust holes (7) if the mold is blocked;
s2, early production: covering a first cover plate (5) and a second cover plate (6) on a mould (4), aligning the corners of the first cover plate (5) and the second cover plate (6) with the mould (4), pressing the first cover plate (5), the second cover plate (6) and the mould (4) on a table board by using a tool such as a pressing plate or a pressing block, and butting a paper pulp filling pipeline with a filling interface (501);
s3, middle production stage: pulp is filled into the die groove (401) through a pulp filling pipeline, air in the die groove (401) is exhausted through the exhaust hole (7), so that the die groove (401) can be filled with the pulp, and the pulp filling amount into the die groove (401) by using a quantitative tank is matched with the space of the die groove (401);
s4, late production: and after the paper pulp in the mold (4) is solidified, removing the tool, taking down the first cover plate (5) and the second cover plate (6), taking out the splice plate (2) in a solid state, and removing burrs on the splice plate (2) through machining or manual work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110622115.4A CN113353410B (en) | 2021-06-04 | 2021-06-04 | Repairable modular paper tray, manufacturing equipment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110622115.4A CN113353410B (en) | 2021-06-04 | 2021-06-04 | Repairable modular paper tray, manufacturing equipment and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113353410A true CN113353410A (en) | 2021-09-07 |
| CN113353410B CN113353410B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110622115.4A Active CN113353410B (en) | 2021-06-04 | 2021-06-04 | Repairable modular paper tray, manufacturing equipment and method |
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| Country | Link |
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| CN (1) | CN113353410B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6357364B1 (en) * | 1999-09-21 | 2002-03-19 | Protecta-Pack Systems | Paper pallet |
| CN104495014A (en) * | 2014-12-19 | 2015-04-08 | 东莞市汇林包装有限公司 | Molded pulp tray with composite structure and production method thereof |
| CN207346276U (en) * | 2017-10-27 | 2018-05-11 | 高邮市新潮自动化机械有限公司 | A kind of multiduty aluminum trays |
| CN108569458A (en) * | 2018-06-15 | 2018-09-25 | 昆山诺尔特包装材料有限公司 | Dismountable paper pallet |
-
2021
- 2021-06-04 CN CN202110622115.4A patent/CN113353410B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6357364B1 (en) * | 1999-09-21 | 2002-03-19 | Protecta-Pack Systems | Paper pallet |
| CN104495014A (en) * | 2014-12-19 | 2015-04-08 | 东莞市汇林包装有限公司 | Molded pulp tray with composite structure and production method thereof |
| CN207346276U (en) * | 2017-10-27 | 2018-05-11 | 高邮市新潮自动化机械有限公司 | A kind of multiduty aluminum trays |
| CN108569458A (en) * | 2018-06-15 | 2018-09-25 | 昆山诺尔特包装材料有限公司 | Dismountable paper pallet |
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| Publication number | Publication date |
|---|---|
| CN113353410B (en) | 2023-03-28 |
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