CN222891723U - Carton die-cutting machine - Google Patents
Carton die-cutting machine Download PDFInfo
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- CN222891723U CN222891723U CN202421619383.6U CN202421619383U CN222891723U CN 222891723 U CN222891723 U CN 222891723U CN 202421619383 U CN202421619383 U CN 202421619383U CN 222891723 U CN222891723 U CN 222891723U
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Abstract
The utility model discloses a carton die-cutting machine, which relates to the technical field of carton production and comprises a bottom plate, wherein a vertical plate is fixed on one side of the bottom plate, a conveying mechanism is arranged on the vertical plate, the conveying mechanism comprises a conveying belt, a plurality of grooves for containing single paperboards are uniformly arranged on the outer surface of the conveying belt at intervals, a cutting-resistant layer is fixed on the bottom wall of each groove, a horizontal plate is fixed on the top end of each vertical plate, a die-cutting mechanism is arranged at one end of each horizontal plate, the die-cutting mechanism is located above the conveying belt, a limiting mechanism is arranged at the other end of each horizontal plate, the bottom end of each limiting mechanism is in sliding contact with the upper surface of the conveying belt, paper stacks are supported on the conveying belt, and the limiting mechanisms can limit the paper stacks. The carton die-cutting machine can accurately convey the paperboards to the die-cutting stations.
Description
Technical Field
The utility model relates to the technical field of carton production, in particular to a carton die-cutting machine.
Background
The paperboard needs to be die cut during the carton production process to achieve the desired shape or size.
The patent with the publication number of CN219446274U discloses a carton die-cutting machine, which is used for applying force to a carton in two directions through a pressing plate and a bottom plate to complete die-cutting of the carton, so that the cutting is more thorough, a pushing plate and the pressing plate are connected through a spring to enable a die-cutting tool to be elastic, the carton is prevented from being damaged by excessive die-cutting pressure, after die-cutting is completed, the surface of the bottom plate is cleaned through a cleaning mechanism to prevent waste materials from accumulating, and an automatic feeding mechanism is arranged to avoid the trouble of manual feeding. However, the inventor finds that the paperboard cannot be accurately conveyed to the bottom plate due to a certain distance between the feeding mechanism and the bottom plate in the use process, and the paperboard needs to be manually adjusted, which is time-consuming and labor-consuming.
Accordingly, there is a need to develop a carton die cutter that addresses the above-described drawbacks.
Disclosure of utility model
The utility model aims to provide a carton die-cutting machine which can accurately convey paperboards to a die-cutting station.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model relates to a carton die-cutting machine, which comprises a bottom plate, wherein a vertical plate is fixed on one side of the bottom plate, a conveying mechanism is arranged on the vertical plate, the conveying mechanism comprises a conveying belt, a plurality of grooves for containing single paperboards are uniformly arranged on the outer surface of the conveying belt at intervals, and a cutting-resistant layer is fixed on the bottom wall of each groove;
The utility model provides a paper sheet cutting machine, including riser, locating mechanism, stop gear, locating mechanism, riser top is fixed with the horizontal plate, the cross cutting mechanism is installed to horizontal plate one end, the cross cutting mechanism is located the conveyer belt top, stop gear is installed to the horizontal plate other end, stop gear's bottom with conveyer belt upper surface sliding contact, the paper buttress is accepted on the conveyer belt, stop gear can be right the paper buttress is kept away from one side of riser the paper buttress is close to one side of riser with the paper buttress is close to one side of cross cutting mechanism carries out spacingly.
Further, stop gear includes fixed plate, first fly leaf, second fly leaf and drive assembly, the fixed plate is fixed the bottom surface of horizontal plate, the fixed plate with the paper buttress is close to one side contact of cross cutting mechanism, first fly leaf with the second fly leaf all with the bottom surface sliding connection of horizontal plate, first fly leaf with the paper buttress is kept away from one side contact of riser, the second fly leaf with the paper buttress is close to one side contact of riser, the fixed plate first fly leaf with the second fly leaf all with conveyer belt upper surface sliding contact, drive assembly installs the bottom surface of horizontal plate, drive assembly can drive first fly leaf with the second fly leaf is close to or keeps away from each other.
Further, the drive assembly includes first gear motor and two-way lead screw, two-way lead screw both ends are equipped with and revolve the opposite screw thread to, the horizontal plate bottom surface is fixed with the journal stirrup, two-way lead screw one end with the journal stirrup rotates to be connected, the two-way lead screw other end with the riser rotates to be connected, two-way lead screw runs through first fly leaf with the second fly leaf, the screw thread of two-way lead screw one end with first fly leaf threaded connection, the screw thread of two-way lead screw other end with second fly leaf threaded connection, first gear motor with riser fixed connection, the drive shaft of first gear motor with the coaxial fixed connection of one end of two-way lead screw.
Further, the conveying mechanism further comprises a first supporting plate, the first supporting plate is fixedly connected with the vertical plate, the first supporting plate is located below the limiting mechanism and arranged in the inner cavity of the conveying belt, and the top surface of the first supporting plate is in contact with the conveying belt.
Further, the die cutting mechanism comprises a telescopic cylinder, a pressing plate and an elastic pressing assembly, wherein the telescopic cylinder is fixedly connected with the horizontal plate, the telescopic end of the telescopic cylinder vertically penetrates through the horizontal plate and is fixedly connected with the elastic pressing assembly, and the pressing plate is fixedly connected with the bottom end of the elastic pressing assembly.
Further, the elastic pressing assembly comprises a lifting plate, a plurality of sliding rods and a compression spring, wherein the lifting plate is fixedly connected with the telescopic end of the telescopic cylinder in a coaxial mode, the circumference of the sliding rods is uniformly distributed and fixed on the top surface of the pressing plate, the top ends of the sliding rods penetrate through the lifting plate in a sliding mode and are fixedly connected with a limiting cap, the bottom ends of the compression spring are in butt joint with the pressing plate, and the top ends of the compression spring are in butt joint with the lifting plate.
Further, the compression springs are arranged in a plurality and are in one-to-one correspondence with the sliding rods, and the compression springs are sleeved on the corresponding sliding rods.
Further, the conveying mechanism further comprises a rotating shaft, a second gear motor and a plurality of belt seat bearings, at least four rotating shafts are arranged, the four rotating shafts are sleeved with the conveying belt in a quadrilateral shape, one end of each rotating shaft is rotatably connected with the corresponding vertical plate through the corresponding belt seat bearing, the second gear motor is fixedly connected with the corresponding vertical plate, and an output shaft of the second gear motor is fixedly connected with one end of each rotating shaft in a coaxial mode.
Further, the conveying mechanism further comprises a second supporting plate, the second supporting plate is fixedly connected with the vertical plate, the second supporting plate is located below the die cutting mechanism and arranged in the inner cavity of the conveying belt, and the top surface of the second supporting plate is in contact with the conveying belt.
Compared with the prior art, the utility model has the beneficial technical effects that:
According to the carton die-cutting machine, the limiting mechanism limits the paper stack, so that the paper stack cannot move or shake at will, the paper plate at the bottommost end of the paper stack can enter the groove correctly, the groove limits the paper plate, and then the paper plate is conveyed to the position below the die-cutting mechanism through the conveying belt, so that the paper plate is conveyed to the die-cutting station accurately, and manual adjustment is not needed in the whole process.
Drawings
The utility model is further described with reference to the following description of the drawings.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of another angle of the present utility model;
FIG. 3 is a schematic perspective view of another angle of the present utility model;
FIG. 4 is a schematic perspective view of another angle of the present utility model;
Fig. 5 is a schematic perspective view of another angle of the present utility model.
The numerical control machine is characterized by comprising a base plate 1, a vertical plate 2, a conveying belt 3, a 301, a groove 4, a horizontal plate 5, a paper stack 6, a fixed plate 7, a first movable plate 8, a second movable plate 9, a first gear motor 10, a bidirectional screw rod 11, a first support plate 12, a telescopic cylinder 13, a pressing plate 14, a lifting plate 15, a sliding rod 16, a compression spring 17, a limiting cap 18, a rotating shaft 19, a second gear motor 20, a seat bearing 21, a second support plate 22 and a die cutter.
Detailed Description
The utility model aims at providing a carton die-cutting machine which can accurately convey paperboards to a die-cutting station.
The following description of the embodiments of the present utility model will be made in detail with reference to the accompanying drawings, wherein it is apparent that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," "middle," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.
In a specific embodiment of the present utility model, as shown in fig. 1 to 5, the present utility model comprises a bottom plate 1, a riser 2 is fixed on one side of the bottom plate 1, a conveying mechanism is installed on the riser 2, the conveying mechanism comprises a conveying belt 3, a plurality of grooves 301 for accommodating single paper boards are uniformly arranged on the outer surface of the conveying belt 3 at intervals (i.e. the depth of the grooves 301 is matched with the thickness of the paper boards), and a cutting-resistant layer (the cutting-resistant layer may be, but is not limited to, a flexible metal plate, a steel wire layer, a kevlar cloth layer or other cutting-resistant materials) is fixed on the bottom wall of the groove 301;
The vertical plate 2 top is fixed with horizontal plate 4, and cross cutting mechanism is installed to horizontal plate 4 one end, and cross cutting mechanism is located conveyer belt 3 top, and stop gear is installed to the horizontal plate 4 other end, and stop gear's bottom and conveyer belt 3 upper surface sliding contact, paper buttress 5 accept on conveyer belt 3, and stop gear can be spacing paper buttress 5 to one side that keeps away from vertical plate 2, paper buttress 5 is close to one side of vertical plate 2 and paper buttress 5 is close to cross cutting mechanism's one side.
Specifically, as the conveyor belt 3 passes under the stack 5, the bottom most sheet of the stack 5 enters the recess 301, and the sheet continues to move with the conveyor belt 3 to under the die-cutting mechanism, which die-cuts the sheet. Because stop gear carries out spacingly to paper buttress 5, then paper buttress 5 can not move at will or rock to guarantee that the cardboard of paper buttress 5 bottom can be correct get into recess 301, then recess 301 carries out spacingly to the cardboard, and the rethread conveyer belt 3 conveys the cardboard to the cross cutting mechanism below. In conclusion, the paperboard is ensured to be accurately conveyed to the die-cutting station.
The limiting mechanism comprises a fixed plate 6, a first movable plate 7, a second movable plate 8 and a driving component, wherein the fixed plate 6 is fixed on the bottom surface of the horizontal plate 4, the fixed plate 6 is in contact with one side, close to the die cutting mechanism, of the paper stack 5, the first movable plate 7 and the second movable plate 8 are both in sliding connection with the bottom surface of the horizontal plate 4, the first movable plate 7 is in contact with one side, far away from the vertical plate 2, of the paper stack 5, the second movable plate 8 is in contact with one side, close to the vertical plate 2, of the paper stack 5, the fixed plate 6, the first movable plate 7 and the second movable plate 8 are all in sliding contact with the upper surface of the conveying belt 3, the driving component is mounted on the bottom surface of the horizontal plate 4, and the driving component can drive the first movable plate 7 and the second movable plate 8 to be close to or far away from each other. Specifically, the distance between the first movable plate 7 and the second movable plate 8 is adjusted by the driving assembly, so that the distance between the first movable plate 7 and the second movable plate 8 is matched with the width dimension of the groove 301, and the paperboard at the bottommost end of the paper stack 5 can be ensured to correctly enter the groove 301.
The driving assembly comprises a first gear motor 9 and a two-way screw rod 10, threads with opposite rotation directions are arranged at two ends of the two-way screw rod 10, a supporting lug is fixed on the bottom surface of the horizontal plate 4, one end of the two-way screw rod 10 is rotationally connected with the supporting lug, the other end of the two-way screw rod 10 is rotationally connected with the vertical plate 2, the two-way screw rod 10 penetrates through the first movable plate 7 and the second movable plate 8, threads at one end of the two-way screw rod 10 are in threaded connection with the first movable plate 7, threads at the other end of the two-way screw rod 10 are in threaded connection with the second movable plate 8, the first gear motor 9 is fixedly connected with the vertical plate 2, and a driving shaft of the first gear motor 9 is coaxially and fixedly connected with one end of the two-way screw rod 10. Specifically, the driving shaft of the first gear motor 9 drives the bidirectional screw 10 to rotate, and the bidirectional screw 10 screw-drives the first movable plate 7 and the second movable plate 8 to approach or separate from each other.
The conveying mechanism further comprises a first supporting plate 11, the first supporting plate 11 is fixedly connected with the vertical plate 2, the first supporting plate 11 is located below the limiting mechanism and arranged in the inner cavity of the conveying belt 3, and the top surface of the first supporting plate 11 is in contact with the conveying belt 3. Specifically, the first supporting plate 11 plays a supporting role on the conveyor belt 3, so that the conveyor belt 3 is prevented from being bent by the paper stack 5, and further, the paperboard at the bottommost end of the paper stack 5 can enter the groove 301 correctly.
The die cutting mechanism comprises a telescopic cylinder 12, a pressing plate 13 and an elastic pressing assembly, wherein the telescopic cylinder 12 is fixedly connected with the horizontal plate 4, the telescopic end of the telescopic cylinder 12 vertically penetrates through the horizontal plate 4 and is fixedly connected with the elastic pressing assembly, and the pressing plate 13 is fixedly connected with the bottom end of the elastic pressing assembly. Specifically, the telescopic cylinder 12 may be, but not limited to, a pneumatic telescopic cylinder, a hydraulic telescopic cylinder, or an electric telescopic cylinder. Before production, the die cutter 22 is arranged on the bottom surface of the pressing plate 13, during die cutting operation, the telescopic end of the telescopic cylinder 12 drives the elastic pressing component to descend, the elastic pressing component drives the pressing plate 13 to descend, the die cutter 22 descends synchronously and die-cuts the paper board, and after die cutting is completed, the telescopic end of the telescopic cylinder 12 drives the elastic pressing component to ascend, so that the pressing plate 13 and the die cutter 22 ascend synchronously.
The elastic pressing assembly comprises a lifting plate 14, sliding rods 15 and compression springs 16, wherein the lifting plate 14 is fixedly connected with the telescopic ends of the telescopic cylinders 12 in a coaxial mode, the circumferences of the sliding rods 15 are uniformly distributed and fixed on the top surface of the pressing plate 13, the top ends of the sliding rods 15 penetrate through the lifting plate 14 in a sliding mode and are fixedly connected with limiting caps 17, the bottom ends of the compression springs 16 are abutted to the pressing plate 13, and the top ends of the compression springs 16 are abutted to the lifting plate 14. Specifically, the pressing plate 13 has elasticity through the arrangement of the compression spring 16, so that the pressing plate 13 is prevented from pressing the paperboard too much in the die cutting process.
The compression springs 16 are arranged in a plurality and are arranged in one-to-one correspondence with the sliding rods 15, and the compression springs 16 are sleeved on the corresponding sliding rods 15. Specifically, when the die cutter 22 contacts the paperboard, the telescopic end of the telescopic cylinder 12 continues to extend, the lifting plate 14 descends synchronously, the lifting plate 14 presses the compression spring 16, the compression spring 16 presses the pressing plate 13, and the pressing plate 13 drives the die cutter 22 to descend, so that the die cutter 22 dies the paperboard.
The conveying mechanism further comprises a rotating shaft 18, a second gear motor 19 and a plurality of belt seat bearings 20, at least four rotating shafts 18 are arranged, the conveying belt 3 is sleeved on the four rotating shafts 18 in a quadrilateral shape, one end of each rotating shaft 18 is rotationally connected with the vertical plate 2 through each belt seat bearing 20, the second gear motor 19 is fixedly connected with the vertical plate 2, and an output shaft of the second gear motor 19 is coaxially and fixedly connected with one end of any rotating shaft 18. Specifically, the output shaft of the second gear motor 19 drives the rotating shaft 18 connected with the second gear motor, and the rotating shaft 18 drives the conveyor belt 3 to move.
The conveying mechanism further comprises a second supporting plate 21, the second supporting plate 21 is fixedly connected with the vertical plate 2, the second supporting plate 21 is located below the die cutting mechanism and is arranged in the inner cavity of the conveying belt 3, and the top surface of the second supporting plate 21 is in contact with the conveying belt 3. Specifically, the second supporting plate 21 plays a supporting role on the conveyor belt 3, so that the conveyor belt 3 is prevented from being excessively bent in the die cutting process, and further the die cutting quality is ensured.
The working principle of the carton die-cutting machine is that before production, a die cutter 22 is arranged on the bottom surface of a pressing plate 13, a paper stack 5 is placed in a cavity formed by a fixed plate 6, a first movable plate 7 and a second movable plate 8 and is supported on a conveyor belt 3, in the die-cutting process, a second gear motor 19 drives the conveyor belt 3 to move, when a groove 301 moves below the paper stack 5, a paper plate at the bottommost end of the paper stack 5 enters the groove 301, when the paper plate moves below the die cutter 22 along with the conveyor belt 3, the conveyor belt 3 stops, a telescopic end of a telescopic cylinder 12 drives a lifting plate 14 to descend, the pressing plate 13 descends synchronously, when the die cutter 22 contacts with the paper plate, the lifting plate 14 continues to descend, a compression spring 16 presses the pressing plate 13, the pressing plate 13 drives the die cutter 22 to descend, after the die cutter 22 is completed, the telescopic end of the telescopic cylinder 12 drives an elastic pressing component to ascend, the pressing plate 13 and the die cutter 22 synchronously ascend, and the die cutter 3 continuously moves, so that the die-cutting operation of the paper plate is completed.
In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the difference from other embodiments, so that the same similar parts of each embodiment refer to each other, and each embodiment may be combined with each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.
Claims (9)
1. The carton die cutting machine is characterized by comprising a bottom plate (1), wherein a vertical plate (2) is fixed on one side of the bottom plate (1), a conveying mechanism is arranged on the vertical plate (2), the conveying mechanism comprises a conveying belt (3), a plurality of grooves (301) for containing single paperboards are uniformly arranged on the outer surface of the conveying belt (3) at intervals, and a cutting-resistant layer is fixed on the bottom wall of each groove (301);
The utility model discloses a paper sheet cutting machine, including conveyer belt (3), riser (2), locating mechanism, riser (2) top is fixed with horizontal plate (4), cross cutting mechanism is installed to horizontal plate (4) one end, cross cutting mechanism is located conveyer belt (3) top, limit mechanism is installed to horizontal plate (4) other end, limit mechanism's bottom with conveyer belt (3) upper surface sliding contact, paper buttress (5) accept on conveyer belt (3), limit mechanism can be right paper buttress (5) are kept away from one side of riser (2) paper buttress (5) are close to one side of riser (2) with paper buttress (5) are close to one side of cross cutting mechanism carries out spacingly.
2. The machine of claim 1, wherein the limiting mechanism comprises a fixed plate (6), a first movable plate (7), a second movable plate (8) and a driving assembly, the fixed plate (6) is fixed on the bottom surface of the horizontal plate (4), the fixed plate (6) and the paper stack (5) are contacted with one side, close to the die cutting mechanism, of the paper stack, the first movable plate (7) and the second movable plate (8) are both connected with the bottom surface of the horizontal plate (4) in a sliding manner, the first movable plate (7) and the paper stack (5) are contacted with one side, far away from the vertical plate (2), the second movable plate (8) and one side, close to the vertical plate (2), of the paper stack (5) are contacted with the upper surface of the conveying belt (3), the driving assembly is arranged on the bottom surface of the horizontal plate (4), and the first movable plate (7) and the second movable plate (8) can be driven to be close to each other or far away from each other.
3. The carton die cutting machine according to claim 2, wherein the driving assembly comprises a first speed reducing motor (9) and a bidirectional screw rod (10), threads with opposite rotation directions are arranged at two ends of the bidirectional screw rod (10), a supporting lug is fixed on the bottom surface of the horizontal plate (4), one end of the bidirectional screw rod (10) is rotationally connected with the supporting lug, the other end of the bidirectional screw rod (10) is rotationally connected with the vertical plate (2), the bidirectional screw rod (10) penetrates through the first movable plate (7) and the second movable plate (8), threads at one end of the bidirectional screw rod (10) are in threaded connection with the first movable plate (7), threads at the other end of the bidirectional screw rod (10) are in threaded connection with the second movable plate (8), the first speed reducing motor (9) is fixedly connected with the vertical plate (2), and a driving shaft of the first speed reducing motor (9) is coaxially and fixedly connected with one end of the bidirectional screw rod (10).
4. The carton die cutting machine according to any one of claims 1 to 3, wherein the conveying mechanism further comprises a first supporting plate (11), the first supporting plate (11) is fixedly connected with the vertical plate (2), the first supporting plate (11) is located below the limiting mechanism and is arranged in an inner cavity of the conveying belt (3), and the top surface of the first supporting plate (11) is in contact with the conveying belt (3).
5. The carton die-cutting machine according to claim 1, wherein the die-cutting mechanism comprises a telescopic cylinder (12), a pressing plate (13) and an elastic pressing assembly, the telescopic cylinder (12) is fixedly connected with the horizontal plate (4), a telescopic end of the telescopic cylinder (12) vertically penetrates through the horizontal plate (4) and is fixedly connected with the elastic pressing assembly, and the pressing plate (13) is fixedly connected with the bottom end of the elastic pressing assembly.
6. The carton die-cutting machine according to claim 5, wherein the elastic pressing component comprises a lifting plate (14), sliding rods (15) and a compression spring (16), the lifting plate (14) is fixedly connected with the telescopic end of the telescopic cylinder (12) coaxially, a plurality of sliding rods (15) are uniformly distributed and fixed on the top surface of the pressing plate (13) circumferentially, the top ends of the sliding rods (15) penetrate through the lifting plate (14) in a sliding mode and are fixedly connected with limiting caps (17), the bottom ends of the compression spring (16) are in butt joint with the pressing plate (13), and the top ends of the compression spring (16) are in butt joint with the lifting plate (14).
7. The carton die cutting machine according to claim 6, wherein a plurality of compression springs (16) are arranged and are in one-to-one correspondence with the sliding rods (15), and the compression springs (16) are sleeved on the corresponding sliding rods (15).
8. The carton die cutting machine according to claim 1, wherein the conveying mechanism further comprises a rotating shaft (18), a second gear motor (19) and a plurality of belt seat bearings (20), at least four rotating shafts (18) are arranged, the conveying belt (3) is sleeved on the four rotating shafts (18) in a quadrilateral shape, one end of each rotating shaft (18) is rotatably connected with the corresponding vertical plate (2) through the corresponding belt seat bearing (20), the second gear motor (19) is fixedly connected with the corresponding vertical plate (2), and an output shaft of each second gear motor (19) is coaxially and fixedly connected with one end of each rotating shaft (18).
9. The carton die cutting machine according to claim 1 or 8, wherein the conveying mechanism further comprises a second supporting plate (21), the second supporting plate (21) is fixedly connected with the vertical plate (2), the second supporting plate (21) is located below the die cutting mechanism and is arranged in an inner cavity of the conveying belt (3), and the top surface of the second supporting plate (21) is in contact with the conveying belt (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421619383.6U CN222891723U (en) | 2024-07-10 | 2024-07-10 | Carton die-cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421619383.6U CN222891723U (en) | 2024-07-10 | 2024-07-10 | Carton die-cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222891723U true CN222891723U (en) | 2025-05-23 |
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ID=95719694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421619383.6U Active CN222891723U (en) | 2024-07-10 | 2024-07-10 | Carton die-cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222891723U (en) |
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2024
- 2024-07-10 CN CN202421619383.6U patent/CN222891723U/en active Active
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