CN113602629B - Height-adjustable tray and manufacturing equipment thereof - Google Patents
Height-adjustable tray and manufacturing equipment thereof Download PDFInfo
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- CN113602629B CN113602629B CN202110844944.7A CN202110844944A CN113602629B CN 113602629 B CN113602629 B CN 113602629B CN 202110844944 A CN202110844944 A CN 202110844944A CN 113602629 B CN113602629 B CN 113602629B
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- tray
- positioning
- height
- material preparation
- pushing
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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
- B65D19/0006—Rigid pallets without side walls the load supporting surface being made of a single element
- B65D19/0008—Rigid pallets without side walls the load supporting surface being made of a single element forming a continuous plane contact surface
- B65D19/001—Rigid pallets without side walls the load supporting surface being made of a single element forming a continuous plane contact surface the base surface being made of a single element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
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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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- 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
- B65D19/40—Elements for spacing platforms from supporting surface
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The application discloses a height-adjustable tray, which belongs to the field of logistics tools and teaching aids, wherein a supporting part consists of fixing parts which are arranged oppositely, a lifting part is arranged between the fixing parts at two sides, a sliding groove is arranged at the lower end of a loading plate, two fixing parts in the same supporting part are arranged oppositely at two sides of the sliding groove, the sliding groove is matched with a sliding key at the upper end of the positioning part, and the positioning part slides to a position between a limiting part and the loading plate; the storage space of tray can be reduced. The application also discloses height-adjustable tray manufacturing equipment which comprises a base, wherein a workbench is arranged at the upper end of the base, a material preparation groove for placing the positioning part is formed in the upper end of the workbench, and a pushing part for pushing the positioning part to slide towards one side of the lifting frame is arranged in the material preparation groove; the base upper end is provided with the clamping part that is used for fixed tray in lifting frame both sides, the clamping part is along the reciprocating sliding of horizontal direction under linear drive device's the drive, can reduce effect personnel's intensity of labour.
Description
Technical Field
The application relates to the field of logistics tools and teaching aids, in particular to a height-adjustable tray and manufacturing equipment thereof.
Background
The tray is used as a cargo platform, is used as a medium for converting static cargos into dynamic cargos in the field of logistics, and can facilitate the operations of containerization, stacking, carrying, transportation and the like in the logistics; meanwhile, a large number of trays are required to be used in teaching of logistics major and the like.
The liftoff height of the carrying plate of the tray needs to meet the national standard, but because the structure of the tray is fixed, when the tray is not used, the stacked trays need to occupy a large amount of space, especially in places such as schools, a large amount of trays are difficult to store in limited height, and the stacked height is too high, so that the trays are inconvenient to take, and the tray is also potential safety hazards.
Disclosure of Invention
The present application is directed to the above problems, and an object of the present application is to provide a height-adjustable tray and a manufacturing apparatus thereof, which can reduce a storage space of the tray.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: a height-adjustable tray and a manufacturing device thereof, which comprises a carrying plate and supporting parts arranged at the lower end of the carrying plate at intervals, wherein the supporting parts are composed of fixing parts arranged oppositely, the edge of the lower end of each fixing part is provided with a stopping edge extending to the fixing part at the other side in the same supporting part, a lifting part is arranged between the fixing parts in the same group, the upper end of the lifting part is fixedly provided with a limiting part matched with the stopping edge, the lifting part can not fall out from the fixing parts through the matching of the limiting part and the stopping edge, the lower end of the carrying plate is provided with a chute, two fixing parts in the same supporting part are oppositely arranged at two sides of the chute, the chute is matched with a sliding key above the positioning part, when the limiting part is contacted with the stopping edge, the positioning part slides to the position between the limiting part and the carrying plate, and after the positioning part is inserted between the limiting part and the carrying plate, the assembly is completed, so that the height of the tray meets the national standard requirement; when the positioning part is stored, the positioning part is drawn out from the space between the limiting part and the carrying plate, and the lifting part returns upwards to the supporting part, so that the height is reduced.
Furthermore, in order to push a plurality of positioning parts simultaneously for quick adjustment, the supporting parts are arranged in a queue, one sliding chute penetrates through all the supporting parts in the same queue simultaneously, the number and the positions of the positioning parts are matched with those of the supporting parts, and connecting parts are arranged between the positioning parts in the same queue.
Furthermore, for avoiding location portion from spacing portion top roll-off, be provided with along the gliding baffle of vertical direction on the thing board lateral wall, when location portion removed spacing portion top, the baffle descends to its lower terminal surface and is less than the connecting portion up end.
Further, in order to push all the positioning portions at the same time, the connection portions are connected by reinforcing beams.
The invention also discloses height-adjustable tray manufacturing equipment which is used for rapidly assembling the positioning part and the carrying plate together, improving the production efficiency and reducing the labor intensity of operating personnel and comprises a base, wherein the upper end of the base is provided with a workbench, the upper end of the workbench is provided with a material preparation groove for placing the positioning part, the material preparation groove is internally provided with a pushing part for pushing the positioning part to slide towards one side of the lifting frame, and the material preparation groove is opened at one side of the lifting frame; the lifting frame is arranged at the upper end of the base, clamping parts used for fixing the tray are arranged at the upper end of the base on two sides of the lifting frame, and the clamping parts slide in a reciprocating mode along the horizontal direction under the driving of the linear driving device.
Furthermore, in order to avoid that the lifting part does not move to the lowest end, the positioning part cannot be pushed into the sliding groove, after the tray is fixed by the clamping part, the vertical driving device arranged at the upper end of the base drives the traction part to be combined with the lifting part, and after the traction part is combined with the lifting part, the vertical driving device drives the traction part to move downwards together with the lifting part.
Furthermore, in order to avoid assembling the positioning part, the tray retreats, and the end of the clamping part farthest from the workbench is provided with a transverse positioning part.
Further, for avoiding the tray to place the production that the skew caused bad, the support frame upper end is provided with the benchmark portion that upwards extends in the nearside of workstation.
Further, for promoting all location portions to move together simultaneously, the material preparation groove lower extreme is opened, the propelling movement portion lower extreme passes the material preparation groove and is connected with the propelling movement drive division, the propelling movement drive division slides along the material preparation groove under propelling movement drive arrangement's drive.
Furthermore, for automatically placing the positioning part in the material preparation groove, a positioning part placing frame is arranged at the upper end of the workbench, the lower end of the positioning part placing frame is open and is communicated with the upper end of the material preparation groove, a stopping plate is arranged on the side wall of the positioning part placing frame relatively, and the stopping plate moves along the horizontal direction under the driving of the blanking driving device.
The beneficial effect of this application: the application discloses height-adjustable's tray, during the use, upwards lifts and carries the thing board, and under the action of gravity, lift portion descends, then inserts spacing portion with location portion and carries between the thing board to withstand lift portion, the height of tray this moment is for carrying the height of thing board, supporting part and lift portion assembly. The location portion separates with spacing portion, and during the accomodating, the contact such as lift portion lower extreme and ground for lift portion slides to the supporting part upper end, and the height of tray adds the value for carrying thing board and supporting part height this moment, thereby reduces the tray height, reduces the storage space of tray.
1. The application discloses height-adjustable's tray manufacture equipment will carry the thing board and place in lifting frame top, then in the spout of carrying the thing board lower extreme is carried in pushing part pushes the location portion of material preparation inslot to accomplish location portion and the equipment that carries the thing board automatically, improve production efficiency.
2. The upper end of the workbench is provided with a positioning part placing frame, positioning parts are stacked in the positioning part placing frame, and the lowermost positioning parts fall into the material preparation groove under the action of gravity, so that automatic feeding is completed.
Drawings
Fig. 1 is a schematic top view of a pallet.
Fig. 2 is a schematic view of the structure in direction a in fig. 1.
Fig. 3 is a schematic cross-sectional view of the tray (along the length of the chute).
FIG. 4 is a schematic top view of a manufacturing apparatus.
FIG. 5 is a schematic diagram of a side view of a manufacturing apparatus.
Fig. 6 is a schematic view of a positioning part placing frame mounting structure.
The text labels in the figures are represented as: 1. a loading plate; 2. a support portion; 3. a fixed part; 4. stopping edges; 5. a lifting part; 6. a limiting part; 7. a chute; 8. a positioning part; 9. a sliding key; 10. a connecting portion; 11. a baffle plate; 12. a reinforcing beam; 13. a base; 14. a work table; 15. a material preparation groove; 151. A pushing section; 16. a lifting frame; 17. a clamping portion; 18. a linear drive device; 19. a vertical drive device; 20. a traction part; 21. a transverse positioning portion; 22. a reference part; 23. a push driving section; 24. A positioning part placing frame; 25. a stop plate; 26. a blanking driving device; 27. a motor; 28. a screw.
Detailed Description
The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.
Embodiment 1, as shown in fig. 1 to 3, a specific structure of this embodiment is a height-adjustable tray, which includes an object carrying plate 1 and supporting portions 2 disposed at the lower end of the object carrying plate 1 at intervals, where the supporting portions 2 are composed of fixing portions 3 disposed opposite to each other, a stopping portion 4 extending to the fixing portion 3 on the other side of the same supporting portion 2 is disposed at the lower end edge of the fixing portion 3, a lifting portion 5 is disposed between the fixing portions 3 in the same group, the lifting portion 5 can pass through a gap between the stopping portions 4, a limiting portion 6 adapted to the stopping portion 4 is fixedly disposed at the upper end of the lifting portion 5, the limiting portion 6 is in key-groove fit with the inner wall of the fixing portion 3, so as to prevent the lifting portion 5 from falling out of the supporting portion 2, a sliding groove 7 is disposed at the lower end of the object carrying plate 1, the sliding groove 7 is preferably a T-shaped groove or a dovetail groove, two fixing portions 3 in the same supporting portion 2 are disposed at two sides of the sliding groove 7, the sliding groove 7 is matched with a sliding key 9 above the positioning part 8, and when the limiting part 6 is contacted with the stopping edge 4, the positioning part 8 slides to a position between the limiting part 6 and the loading plate 1.
Embodiment 2, as shown in fig. 1 to 3, the other structures in this embodiment are the same as those in embodiment 1, but in this embodiment, nine support portions 2 are provided and are distributed at the lower end of the loading plate 1 in a rectangular shape, the number of the support portions in each row is three, one sliding chute 7 penetrates all the support portions 2 in the same row at the same time, the number and the positions of the positioning portions 8 are adapted to the support portions 2, the positioning portions 8 in the same row are fixed at the lower end of the same connecting portion 10, and the sliding key 9 is arranged at the upper end of the connecting portion 10; the sliding groove 7 is opened at one side of the carrying plate 1, a baffle plate 11 which slides along the vertical direction is arranged at the opened end of the side wall of the sliding groove 7 on the side wall of the carrying plate 1, the baffle plate 11 is matched with the carrying plate 1 through a key groove, and when the positioning part 8 moves to the position above the limiting part 6, the baffle plate 11 descends until the lower end surface is lower than the upper end surface of the connecting part 10; the connecting portions 10 are connected by reinforcing beams 12.
During specific use, under the normal use state, spacing portion 6 of lift portion 5 upper end slides under the action of gravity to with end 4 up end face contact, then promotes location portion 8, makes it block in spacing portion 6 and carry between the thing board 1 to the position of fixed lift portion 5, baffle 11 whereabouts this moment, in order to seal the open portion of 7 sides of spout, in order to avoid location portion 8 roll-off.
When the pallet is stored, the baffle plate 11 is pushed upwards, then the connecting part 10 and the positioning part 8 are drawn out from between the limiting part 6 and the carrying plate 1, and when the pallet is stacked, the lower end of the lifting part 5 is propped by other objects, so that the lifting part 5 moves upwards to the supporting part 2, and the overall height of the pallet is reduced.
Embodiment 3, in order to install the positioning portion below the object carrying plate quickly, the present application also discloses a height-adjustable tray manufacturing apparatus, which is mainly used for installing the height-adjustable tray disclosed in embodiment 2, as shown in fig. 4-6, the apparatus includes a base 13, a workbench 14 is arranged at the upper end of the base 13, a material preparation groove 15 for placing the positioning portion 8 is arranged at the upper end of the workbench 14, the material preparation groove 15 is arranged along the length direction of the workbench 14, a pushing portion 151 for pushing the positioning portion 8 to slide towards one side of the lifting frame 16 is arranged in the material preparation groove 15, the pushing portion 151 can be driven by a rodless cylinder or the like to move, and the material preparation groove 15 is opened at one side of the lifting frame 16; the lifting frame 16 is arranged at the upper end of the base 13, the position of the lifting frame 16 needs to avoid the sliding groove 7, the clamping part 17 used for fixing the tray is arranged at the two sides of the lifting frame 16 at the upper end of the base 13, the clamping part 17 slides in a reciprocating manner along the horizontal direction under the driving of the linear driving device 18, and the linear driving device 18 can adopt a cylinder, an electric push rod and the like.
During the specific working process, the tray is placed above the lifting frame 16, the sliding groove 7 on the tray and the material preparation groove 15 are arranged in the same direction, the tray is assembled by the supporting part 2 and the carrying plate 1, the positioning part 8 is also arranged on the connecting part 10, and the positioning part 8 is placed in the material preparation groove 15; after the above actions are completed, the clamping portion 17 is driven by the linear driving device 18 to move towards the tray so as to clamp the tray, and simultaneously, the sliding groove 7 on the tray is aligned with the side opening end of the material preparation groove 15, then the pushing portion 151 pushes the positioning portion 8 to move towards the tray, so that the sliding key 9 above the positioning portion 8 is inserted into the sliding groove 7, and the assembly of the positioning portion 8 is completed; after the above operation is completed, the pallet is taken off from the lifting frame 16, and the assembly of the reinforcing beam 12, the apron 11, and the like is continued.
Specifically, in the operation, after the tray is fixed by the clamping portion 17 as described in embodiment 1, the elevating portion 5 moves downward by gravity at this time, but the tray collides with the elevating portion 5 when pushing the positioning portion 8 in order to prevent the elevating portion 5 from falling to the lowermost end. The vertical driving means 19 drives the traction part 20 to move upward, then the traction part 20 clamps the lifting part 5, and then the vertical driving means 19 drives the traction part 20 to fall back to ensure that the lifting part 5 falls to a specified position.
Example 5, as shown in fig. 4 to 6, the other structure of this example is the same as that of example 3, but in this example, the end of the clamping portion 17 farthest from the table 14 is provided with a transverse positioning portion 21, the transverse positioning portion 21 is arranged along the width direction of the table 14, and the transverse positioning portion 21 extends toward the inner side of the table 14; the upper end of the lifting frame 16 is provided with a reference part 22 extending upwards near the workbench 14.
During specific work, when the tray is placed above the lifting frame 16, one side of the carrying plate is abutted against the side wall of the reference portion 22 to ensure that the tray is not inclined, meanwhile, the tray is placed in place, the transverse positioning portion 21 is prevented from colliding with the tray, then the clamping portion 17 moves towards the tray, the transverse positioning portion 21 moves to the opposite side of the reference portion 22 at the moment, and the tray slides towards the far end of the workbench 14 when the positioning portion is prevented from being installed.
Example 6, as shown in fig. 5, the other structure of this embodiment is the same as that of example 3, but in this embodiment, the lower end of the material preparation vessel 15 is open, the inner diameter of the open part of the lower end of the material preparation vessel 15 is smaller than the width of the bottom wall of the material preparation vessel 15, so as to prevent the positioning part from falling out of the lower end of the material preparation groove 15, the lower end of the pushing part 151 penetrates through the material preparation groove 15 to be connected with the pushing driving part 23, the pushing driving portion 23 slides along the material preparation groove 15 under the driving of the pushing driving device, the pushing driving device adopted in this embodiment is a motor 27, an output shaft of the motor 27 is connected with a screw 28, the screw 28 penetrates through the pushing driving portion 23 along the length direction of the workbench, the pushing driving portion 23 is in threaded connection with the screw 28, two ends of the screw 28 are respectively connected with a bearing seat at the lower end of the workbench, a guide pillar in the same direction as the screw 28 is further arranged at the lower end of the workbench 14, and the guide pillar penetrates through the pushing driving portion 23.
During specific work, the stop plate 25 is separated from the positioning portion 8, the positioning portion 8 at the lowest end in the positioning portion placing frame 24 falls into the material preparation groove 15 at the moment, then the stop plates 25 at two sides of the positioning portion placing frame 24 are driven by the discharging driving device 26 to move towards the positioning portion 8 so as to fix the rest positioning portion 8, when the positioning portion 8 in the material preparation groove 15 is installed and the pushing portion 151 returns to the original position, the stop plates 25 open the positioning portion 8 again, and therefore automatic feeding is completed.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present application are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present application, and the above technical features may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments, or may be learned by practice of the invention.
Claims (8)
1. The utility model provides a height-adjustable's tray manufacture equipment, its characterized in that, it is used for producing a height-adjustable's tray, the tray includes carries thing board (1) and the interval sets up in carrying the supporting part (2) of thing board (1) lower extreme, supporting part (2) comprises relative fixed part (3) that sets up, fixed part (3) lower extreme border department is provided with ending limit (4) that extend to opposite side fixed part (3) in same supporting part (2), is provided with lift portion (5) between the same group fixed part (3), lift portion (5) upper end is fixed and is provided with spacing portion (6) with ending limit (4) looks adaptation, it is provided with spout (7) to carry thing board (1) lower extreme, two fixed part (3) in same supporting part (2) set up in spout (7) both sides relatively, spout (7) and sliding key (9) looks adaptation above location portion (8), when the limiting part (6) is contacted with the stopping edge (4), the positioning part (8) slides to a position between the limiting part (6) and the carrying plate (1);
the tray manufacturing equipment comprises a base (13), wherein a workbench (14) is arranged at the upper end of the base (13), a material preparation groove (15) for placing a positioning part (8) is formed in the upper end of the workbench (14), a pushing part (151) for pushing the positioning part (8) to slide towards one side of a lifting frame (16) is arranged in the material preparation groove (15), and the material preparation groove (15) is opened at one side of the lifting frame (16); the lifting frame (16) is arranged at the upper end of the base (13), clamping parts (17) for fixing the tray are arranged at the upper end of the base (13) on two sides of the lifting frame (16), and the clamping parts (17) slide in a reciprocating manner along the horizontal direction under the driving of the linear driving device (18);
after the tray is fixed by clamping part (17), vertical drive arrangement (19) that base (13) upper end set up drive draw portion (20) and go up and down portion (5) and put together, draw portion (20) and go up and down portion (5) combination back together, vertical drive arrangement (19) drive draw portion (20) and go up and down portion (5) downstream together.
2. A height adjustable pallet manufacturing apparatus as claimed in claim 1, characterised in that the support sections (2) are arranged in a line, a chute (7) is run through all the support sections (2) in the same line simultaneously, the number and position of the positioning sections (8) are adapted to the support sections (2), and connecting sections (10) are provided between the positioning sections (8) in the same line.
3. The height-adjustable pallet manufacturing apparatus according to claim 2, wherein the side wall of the carrier plate (1) is provided with a baffle (11) that slides in the vertical direction, and when the positioning portion (8) moves above the limiting portion (6), the baffle (11) descends until its lower end surface is lower than the upper end surface of the connecting portion (10).
4. A height adjustable pallet manufacturing apparatus as claimed in claim 2, characterised in that said connecting portions (10) are connected by means of reinforcing beams (12).
5. A height-adjustable pallet manufacturing apparatus as claimed in claim 1, characterized in that the clamping portion (17) is provided with a cross positioning portion (21) at the end farthest from the table (14).
6. A height-adjustable pallet manufacturing apparatus as claimed in claim 5, wherein the upper end of the lifting frame (16) is provided with an upwardly extending reference portion (22) on the near side of the table (14).
7. A height-adjustable pallet manufacturing apparatus as claimed in claim 1, characterized in that the material preparation tray (15) is open at its lower end, and the lower end of the pushing part (151) is connected to the pushing drive part (23) through the material preparation tray (15), and the pushing drive part (23) is driven by the pushing drive means to slide along the material preparation tray (15).
8. The height-adjustable pallet manufacturing equipment according to any one of claims 1 to 7, characterized in that a positioning part placing rack (24) is arranged at the upper end of the workbench (14), the lower end of the positioning part placing rack (24) is open and is communicated with the upper end of the material preparation groove (15), a stop plate (25) is oppositely arranged on the side wall of the positioning part placing rack (24), and the stop plate (25) moves along the horizontal direction under the driving of the discharging driving device (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110844944.7A CN113602629B (en) | 2021-07-26 | 2021-07-26 | Height-adjustable tray and manufacturing equipment thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110844944.7A CN113602629B (en) | 2021-07-26 | 2021-07-26 | Height-adjustable tray and manufacturing equipment thereof |
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| CN113602629A CN113602629A (en) | 2021-11-05 |
| CN113602629B true CN113602629B (en) | 2022-09-23 |
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| CN202110844944.7A Active CN113602629B (en) | 2021-07-26 | 2021-07-26 | Height-adjustable tray and manufacturing equipment thereof |
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| CN115196280A (en) * | 2022-07-19 | 2022-10-18 | 津上智造智能科技江苏有限公司 | High-precision floating shifting and positioning mechanism |
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| CN213385272U (en) * | 2020-09-09 | 2021-06-08 | 旗美供应链(深圳)有限公司 | Commodity circulation transportation is with placing tray |
| CN112123475A (en) * | 2020-09-21 | 2020-12-25 | 湖南闽新人造板有限责任公司 | Plywood pressing equipment |
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