Multi-station egg box label printing and pasting automatic production line

Abstract

The invention discloses a multi-station egg box label printing and labeling automatic production line which comprises a feeding assembly, a conveying assembly, a printing assembly, an overturning assembly, a labeling assembly, a pressing assembly and a stacking assembly. A feeding station, a printing station, an overturning station, a labeling station and a pressing station are arranged on a conveying path of the conveying assembly; the conveying assembly is configured to convey egg boxes to be processed to all stations; the feeding assembly is configured to place egg boxes to be processed on a feeding station, the printing assembly is configured to print the egg boxes, the overturning assembly is configured to turn over the egg boxes on the conveying assembly, the labeling assembly is configured to label the egg boxes, and the pressing assembly is configured to press the egg boxes and labels. The stacking assembly is configured to stack and collect the egg boxes. According to the multi-station egg box automatic production line, through cooperation of all the assemblies, automatic labeling and label printing of egg boxes are achieved, manpower is saved, and the working efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of egg carton packaging, and particularly to an automated production line for printing and labeling egg cartons with multiple workstations. Background Art

[0002] The pulp egg carton is an egg storage and transportation container made of recycled pulp or plant fibers (such as bagasse and bamboo fibers) through a molding process. Its production process usually includes steps such as pulping, forming, drying, and pressing. It has the characteristics of natural degradability and recyclability and belongs to green packaging. In order to better promote, labels and / or printing need to be attached to the pulp egg cartons. In the existing pulp egg carton packaging, all operations are carried out manually, which is time-consuming and laborious. Summary of the Invention

[0003] To solve the related technical problems, the purpose of the present invention is to provide an automated production line for printing and labeling egg cartons with multiple workstations to solve the problem of time-consuming and laborious manual packaging of egg cartons.

[0004] To achieve the above purpose, the embodiments of the present invention adopt the following technical solutions:

[0005] An automated production line for printing and labeling egg cartons with multiple workstations, which includes a feeding component, a conveying component, a printing component, a flipping component, a labeling component, a pressing component, and a stacking component, wherein:

[0006] On the conveying path of the conveying component, there are set a feeding workstation, a printing workstation, a flipping workstation, a labeling workstation, and a pressing workstation. The conveying component is configured to convey the egg cartons to be processed to each workstation;

[0007] The feeding component is arranged on the side of the feeding workstation and at the feeding end of the conveying component. The feeding component is configured to place the egg cartons to be processed on the feeding workstation,

[0008] The printing component is arranged on the side of the printing workstation. The printing component is configured to print the egg cartons to be processed on the printing workstation,

[0009] The flipping component is arranged on the flipping workstation. The flipping component is configured to turn over the egg cartons to be processed on the conveying component,

[0010] The labeling component is arranged on the side of the labeling workstation. The labeling component is configured to label the egg cartons to be processed on the labeling workstation,

[0011] The pressing component is arranged on the pressing workstation and is spaced on one side of the labeling component. The pressing component is configured to press the egg cartons after labeling and the labels together,

[0012] The stacking component is arranged at the discharging end of the conveying component. The stacking component is configured to stack and collect the processed egg cartons.

[0013] Optionally, the loading component includes a first frame, a base, a first limiting component, a second limiting component, and a third limiting component, where:

[0014] The first frame is arranged on the side of the loading station. The first limiting component includes two limiting rods, and the two limiting rods are symmetrically arranged at the top of the first frame to form a storage channel that can accommodate a plurality of egg trays to be processed. The limiting rods are configured to limit the hinged parts of the egg trays to be processed.

[0015] The base is arranged on the top of the first frame. The second limiting component includes a first clamping member and a clamping plate. The fixed end of the first clamping member is arranged on the top of the base, and the clamping plate is arranged at the driving end of the first clamping member. The first clamping member is configured to drive the clamping plate to clamp or release the egg tray to be processed at the bottom of the storage channel.

[0016] The third limiting component includes a second clamping member and a support member. The fixed end of the second clamping member is arranged below the first clamping member, and the support member is arranged at the driving end of the second clamping member. The second clamping member is configured to drive the support member to carry or release the egg tray to be processed on one storage channel to the loading station.

[0017] Optionally, a plurality of limiting grooves are equidistantly formed on the clamping plate. One limiting groove corresponds to the side of an egg tray to be processed. The limiting grooves are configured to limit and fix the sides of the egg trays to be processed on the storage channel through the first clamping member.

[0018] Optionally, the printing component includes a second frame, a first driving member, a printing member, an ink supply component, and a cleaning component, where:

[0019] The second frame is arranged on the side of the printing station. The fixed end of the first driving member is arranged on the top of the second frame, and the driving end of the first driving member is connected to the printing member. An ink filling station, a cleaning station, and a printing station are arranged on the moving path of the first driving member. The first driving member is at least configured to drive the printing member to move horizontally or vertically so that the printing member moves to the ink filling station, the cleaning station, and the printing station. The printing member is configured to print the egg tray to be processed at the printing station.

[0020] The ink supply component is arranged at intervals on one side of the printing station and is located on the second frame. The ink filling station is arranged on the ink supply component. The ink supply component is configured to provide the ink required by the printing member at the ink filling station.

[0021] The cleaning component is arranged on one side of the ink supply component and is located on the second frame. The cleaning component is configured to remove the pulp residues of the egg tray remaining on the printing member.

[0022] Optionally, the flipping component includes a second driving member and at least one clamping jaw. One clamping jaw is configured to receive an egg tray to be processed on a conveying component. The fixed end of the second driving member is arranged on the conveying component, and the clamping jaw is arranged at the driving end of the second driving member. The second driving member is configured to rotate the clamping jaw to flip the egg tray to be processed on the conveying component by 180°.

[0023] Optionally, the labeling component includes a third machine frame, a bearing component, a third driving member, a picking member, and a gluing component, where:

[0024] The third machine frame is arranged on the side of the labeling station. The bearing component is arranged on the side of the third machine frame away from the labeling station. A material picking station is arranged on the bearing component, and the bearing component is configured to bear the label to be glued.

[0025] The fixed end of the third driving member is arranged on the third machine frame. The driving end of the third driving member is connected to the picking member. The third driving member is configured to at least drive the picking member to move horizontally and vertically, so that the picking member moves to the material picking station, the gluing station, and the labeling station in sequence. The picking member is configured to pick up or release a label.

[0026] The gluing component is arranged between the bearing component and the conveying station. The gluing component is configured to apply glue to the mounting surface of the label picked up by the picking member at the gluing station.

[0027] Optionally, the pressing component includes a fourth machine frame, a fourth driving member, and at least one pressing member. The fourth machine frame is arranged at the pressing station. The fixed end of the fourth driving member is arranged on the fourth machine frame. The driving end of the fourth driving member is connected to the pressing member. The fourth driving member is configured to drive the pressing member to reciprocate in the vertical direction to closely fit the label and the egg tray.

[0028] Optionally, a trapezoidal groove is formed in the pressing member, and the trapezoidal groove is adapted to the upper cover of the egg tray.

[0029] Optionally, the stacking component includes a fifth machine frame, a pushing component, and a limiting member. The fifth machine frame is docked with the discharge end of the conveying component. A collection channel is arranged on the fifth machine frame. The pushing component is arranged at the bottom of the fifth machine frame. The limiting members are arranged neatly along the setting direction of the collection channel and are spaced from the discharge end of the conveying component. The pushing component is configured to push the processed egg trays conveyed by the conveying component to the limiting members to collect the processed egg trays.

[0030] Optionally, the conveying component includes a sixth machine frame, a first transmission component, and a second transmission component. The sixth machine frame extends along a first direction. The first transmission component is arranged at the first end of the sixth machine frame. The second transmission component is arranged at the second end of the sixth machine frame. A flipping component is arranged between the first transmission component and the second transmission component.

[0031] The beneficial effects of the present invention are as follows. Compared with the prior art, the multi-station egg carton printing and labeling automated production line provided by the present invention has the following beneficial effects:

[0032] 1. Through the cooperation of the feeding component, conveying component, printing component, flipping component, labeling component, pressing component and stacking component, automatic labeling and printing of egg cartons are realized, saving manpower and improving work efficiency;

[0033] 2. The first limiting component of the feeding component forms a storage channel through two limiting rods to limit the hinge part of the egg carton, ensuring the orderly storage of egg cartons. The first clamping part and the clamping plate of the second limiting component can clamp or release the egg carton to control the discharging of the egg carton. The second clamping part and the supporting part of the third limiting component can accurately send the egg carton to the feeding station of the conveying component, ensuring the accuracy and stability of the feeding process and improving work efficiency;

[0034] 3. Multiple limiting grooves on the clamping plate correspond to the side of the egg carton. The side of the egg carton is limited and fixed by the first clamping part, further enhancing the stability of the egg carton in the storage channel, preventing the egg carton from shifting or shaking during the waiting for feeding, and ensuring the smooth progress of feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] In order to more clearly illustrate and understand the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for the background art and the description of the embodiments of the present invention. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on the content of the embodiments of the present invention and these drawings.

[0036] Figure 1 is a schematic structural diagram of a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0037] Figure 2 is a side view of a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0038] Figure 3 is a schematic structural diagram of the feeding component in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0039] Figure 4 is a schematic structural diagram of the clamping plate in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0040] Figure 5 is a schematic structural diagram of the printing component in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0041] Figure 6 It is a schematic diagram of the positional relationship between the ink supply component and the cleaning component in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0042] Figure 7 It is a schematic structural diagram of a flipping component in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0043] Figure 8 It is a schematic structural diagram of a labeling component in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0044] Figure 9 It is a top view of a labeling component in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0045] Figure 10 It is a schematic diagram of the installation structure of an installation rod and an anti-sticking sheet in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0046] Figure 11 It is a schematic structural diagram of a stacking component in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0047] Figure 12 It is a schematic structural diagram of a conveying component in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention;

[0048] Figure 13 It is a schematic structural diagram of an egg carton in a multi-station egg carton printing and labeling automated production line provided by an embodiment of the present invention. Specific embodiments

[0049] The present invention will be further described in detail below with reference to the accompanying drawings.

[0050] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Preferred embodiments of the present invention are shown in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive. It should be noted that when a component is referred to as being "fixed to" another component, it can be directly on the other component or there may also be an intermediate component. When a component is considered to be "connected" to another component, it can be directly connected to the other component or there may be an intermediate component at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field to which the present invention belongs. The terms used in the description of the present invention herein are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0051] Embodiment 1

[0052] Please refer to Figures 1 to 4 As shown, this embodiment provides an automated production line for a multi-station egg carton 90, which includes a feeding component 10, a conveying component 20, a printing component 30, a flipping component 40, a labeling component 50, a pressing component 60, and a stacking component 70. A feeding station 80, a printing station 81, a flipping station 82, a labeling station 83, and a pressing station 84 are arranged on the conveying path of the conveying component 20. The conveying component 20 is configured to convey the egg cartons 90 to be processed to each station; the feeding component 10 is arranged on the side of the feeding station 80 and is located at the feeding end of the conveying component 20. The feeding component 10 is configured to place the egg cartons 90 to be processed on the feeding station 80. The printing component 30 is arranged on the side of the printing station 81. The printing component 30 is configured to print the egg cartons 90 to be processed on the printing station 81. The flipping component 40 is arranged on the flipping station 82. The flipping component 40 is configured to turn over the egg cartons 90 to be processed on the conveying component 20. The labeling component 50 is arranged on the side of the labeling station 83. The labeling component 50 is configured to label the egg cartons 90 to be processed on the labeling station 83. The pressing component 60 is arranged on the pressing station 84 and is spaced on one side of the labeling component 50. The pressing component 60 is configured to press the labeled egg cartons 90 and the labels together. The stacking component 70 is arranged at the discharging end of the conveying component 20. The stacking component 70 is configured to stack and collect the processed egg cartons 90.

[0053] Specifically, the conveying assembly 20 extends along the first direction (the x direction in the figure), and the conveying path is consistent with the setting direction of the conveying assembly 20.

[0054] Specifically, a loading station 80, a printing station 81, a flipping station 82, a labeling station 83, and a pressing station 84 are sequentially arranged on the conveying path of the conveying assembly 20. The conveying assembly 20 is configured to convey the egg cartons 90 to be processed to each station.

[0055] Specifically, the loading assembly 10, the printing assembly 30, and the labeling assembly 50 are arranged on the same side of the conveying assembly 20.

[0056] Specifically, the egg carton 90 includes an upper cover 91 and a lower cover 92. The upper cover 91 and the lower cover 92 are movably connected through a hinge portion 93. When the egg carton 90 is closed, the first closing side 94 of the upper cover 91 and the second closing side 95 of the lower cover 92 abut and are connected to each other. When the egg carton 90 is unfolded, the upper cover 91 is flipped 180° relative to the lower cover 92. At this time, the first closing side 94 of the upper cover 91 and the second closing side 95 of the lower cover 92 are at the same horizontal height and are oppositely arranged. The egg cartons 90 are in an unfolded state from the loading assembly 10 to the stacking assembly 70.

[0057] Specifically, the numbers of the loading assembly 10, the printing assembly 30, the labeling assembly 50, and the pressing assembly 60 can be increased according to requirements.

[0058] Specifically, sensing members are arranged at the loading station 80, the printing station 81, the flipping station 82, the labeling station 83, and the pressing station 84. The sensing members are configured to detect whether the egg cartons 90 are in place.

[0059] It can be seen that the multi-station automatic production line for the egg cartons 90 provided in this embodiment realizes the full-automatic processing process of the egg cartons 90 from feeding, printing, flipping, labeling, pressing to stacking and collecting through the cooperation of the loading assembly 10, the conveying assembly 20, the printing assembly 30, the flipping assembly 40, the labeling assembly 50, the pressing assembly 60, and the stacking assembly 70, improves the production efficiency and automation degree of the processing of the egg cartons 90, reduces manual operation, and ensures the quality and consistency of the processing of the egg cartons 90.

[0060] As an implementation manner, the feeding assembly 10 includes a first frame 11, a base 12, a first limiting assembly 13, a second limiting assembly 14, and a third limiting assembly 15. The first frame 11 is disposed on the side of the feeding station 80. The first limiting assembly 13 includes two limiting rods 130, and the two limiting rods 130 are symmetrically disposed at the top of the first frame 11 to form a storage channel 132 that can accommodate a plurality of egg trays 90 to be processed. The limiting rods 130 are configured to limit the hinged portion 93 of the egg tray 90 to be processed. The base 12 is disposed on the top of the first frame 11. The second limiting assembly 14 includes a first clamping member 140 and a clamping plate 141. The fixed end of the first clamping member 140 is disposed on the top of the base 12, and the clamping plate 141 is disposed at the driving end of the first clamping member 140. The first clamping member 140 is configured to drive the clamping plate 141 to clamp or release the egg tray 90 to be processed at the bottom of the storage channel 132. The third limiting assembly 15 includes a second clamping member 150 and a support member 151. The fixed end of the second clamping member 150 is disposed below the first clamping member 140, and the support member 151 is disposed at the driving end of the second clamping member 150. The second clamping member 150 is configured to drive the support member 151 to carry or release the egg tray 90 to be processed on one storage channel 132 to the feeding station 80.

[0061] Specifically, the first limiting assembly 13 further includes two limiting guide rods 131. The two limiting guide rods 131 are spaced apart on the first frame 11 and are located inside the storage channel 132. The limiting guide rods 131 are arranged parallel to the limiting rods 130, and the limiting guide rods 131 are configured to limit the first closing side 94 or the second closing side 95 of the egg tray 90 to be processed in the storage channel 132.

[0062] Specifically, the first clamping member 140 includes a first cylinder, a second cylinder, a first chuck, and a second chuck. The first cylinder and the second cylinder are symmetrically disposed on the base 12. The driving end of the first cylinder is connected to the first chuck, and the clamping plate 141 is disposed on the first chuck. The driving end of the second cylinder is connected to the second chuck, and the clamping plate 141 is disposed on the second chuck. The first cylinder and the second cylinder are configured to respectively drive the first chuck and the second chuck to approach or separate from each other, so that the two clamping plates approach or separate from each other, thereby clamping or releasing the egg tray 90 to be processed at the bottom of the storage channel 132.

[0063] Specifically, the second clamping member 150 includes a third air cylinder, a fourth air cylinder, a third chuck, and a fourth chuck. The third air cylinder and the fourth air cylinder are symmetrically arranged on the base 12. The driving end of the third air cylinder is connected to the third chuck, and a support member 151 is arranged on the third chuck. The driving end of the fourth air cylinder is connected to the fourth chuck, and a support member 151 is arranged on the fourth chuck. The third air cylinder and the fourth air cylinder are configured to drive the third chuck and the fourth chuck to approach or separate from each other respectively, so that the two support members 151 approach or separate from each other, and then carry or release an egg tray 90 to be processed on the storage channel 132 to the loading station 80.

[0064] Specifically, the support member 151 is a support plate, the support plate is horizontally arranged, and an avoidance groove for avoiding the limit rod 130 is formed on the support plate.

[0065] It can be seen that the first limit component 13 of the loading component 10 forms a storage channel 132 through two limit rods 130 to limit the hinge part 93 of the egg tray 90, ensuring the orderly storage of the egg tray 90; the first clamping member 140 and the clamping plate 141 of the second limit component 14 can clamp or release the egg tray 90 to control the discharging of the egg tray 90; the second clamping member 150 and the support member 151 of the third limit component 15 can accurately send the egg tray 90 to the loading station 80 of the conveying component 20, ensuring the accuracy and stability of the loading process.

[0066] As an implementation manner, a plurality of limit grooves 142 are equidistantly formed on the clamping plate 141. One limit groove 142 corresponds to the side of an egg tray 90 to be processed. The limit grooves 142 are configured to limit and fix the side of the egg tray 90 to be processed on the storage channel 132 through the first clamping member 140.

[0067] Specifically, the clamping plate 141 is made of rubber.

[0068] It can be seen that the clamping plate 141 is equidistantly provided with limit grooves 142 and made of rubber, which can more stably limit and fix the side of the egg tray 90 to be processed through the first clamping member 140. The rubber material increases the friction force, prevents the egg tray 90 from shaking or shifting in the storage channel 132, and improves the reliability of the operation of the loading component 10 and the feeding accuracy of the egg tray 90.

[0069] As an implementation, the printing assembly 30 includes a second frame 31, a first driving member 32, a printing member 33, an ink supply assembly 34, and a cleaning assembly 35. The second frame 31 is disposed on the side of the printing station 81. The fixed end of the first driving member 32 is disposed on the top of the second frame 31. The driving end of the first driving member 32 is connected to the printing member 33. An ink application station 85, a cleaning station 86, and a printing station 81 are disposed on the moving path of the first driving member 32. The first driving member 32 is at least configured to drive the printing member 33 to move horizontally or vertically, so that the printing member 33 moves to the ink application station 85, the cleaning station 86, and the printing station 81. The printing member 33 is configured to print on the egg carton 90 to be processed at the printing station 81. The ink supply assembly 34 is disposed at intervals on one side of the printing station 81 and is located on the second frame 31. The ink application station 85 is disposed on the ink supply assembly 34. The ink supply assembly 34 is configured to provide the ink required by the printing member 33 at the ink application station 85. The cleaning assembly 35 is disposed on one side of the ink supply assembly 34 and is located on the second frame 31. The cleaning assembly 35 is configured to remove the pulp residue of the egg carton 90 remaining on the printing member 33.

[0070] Specifically, the first driving member 32 includes a horizontal driving member and a vertical driving member. The fixed end of the horizontal driving member is disposed on the top of the second frame 31. The driving end of the horizontal driving member is connected to the fixed end of the vertical driving member. The driving end of the vertical driving member is connected to the printing member 33. The horizontal driving member is configured to drive the printing member 33 to reciprocate between the ink application station 85, the cleaning station 86, and the printing station 81. The vertical driving member is configured to drive the printing member 33 to perform a labeling operation on the egg carton 90 at the printing station 81.

[0071] Specifically, the horizontal driving member and the vertical driving member can be cylinders.

[0072] Specifically, the horizontal driving member extends along the second direction (the y direction in the figure). The printing station 81, the cleaning station 86, and the ink application station 85 are sequentially disposed on the moving path of the horizontal driving member.

[0073] Specifically, the printing member 33 is a printing plate.

[0074] Specifically, the ink supply assembly 34 includes an ink - bearing steel plate 340, an ink cartridge 341, and a fifth cylinder 342. The ink - bearing steel plate 340 is disposed at the ink application station 85. The fifth cylinder 342 is disposed on the second frame 31. The driving end of the fifth cylinder 342 is connected to the ink cartridge 341. The fifth cylinder 342 is configured to drive the ink cartridge 341 to reciprocate along the first direction on the ink - bearing steel plate 340, so as to uniformly distribute the ink carried in the ink cartridge 341 on the ink - bearing steel plate 340.

[0075] Specifically, a groove for printing a logo pattern is formed on the ink-bearing steel plate 340. The groove is configured to hold ink so as to print the logo pattern on the bottom of the printed piece 33 moved to the ink-loading station 85, and then transfer the logo pattern to the egg carton 90 through the printed piece 33.

[0076] Specifically, the ink cartridge includes an upper cover, a liquid-bearing part and a wiper. Threads are provided on the inner side of the bottom of the upper cover, and the liquid-bearing part is threadedly connected to the upper cover. A receiving space is formed in the liquid-bearing part, and the receiving space is configured to hold ink. An ink outlet is formed at the bottom of the liquid-bearing part, and the wiper is arranged on one side of the ink outlet. The wiper is configured to evenly apply the ink on the ink-bearing steel plate 340.

[0077] Specifically, the cleaning assembly 35 includes a support plate 350, a first roller 351 and a second roller 352. The first roller 351 and the second roller 352 are respectively fixedly installed at the driving ends of two motors. The first roller 351 is rotatably arranged at the first end of the support plate 350, and the second roller 352 is rotatably arranged at the second end of the support plate 350. The first roller 351 and the second roller 352 are arranged at intervals. The support plate 350 is arranged between the first roller 351 and the second roller 352. A tape 353 is arranged on the first roller 351. The pulling end of the tape 353 is arranged on the second roller 352. The pulled-out part of the tape 353 is located above the support plate 350. The support plate 350 is configured to support the pulled-out part of the tape 353 so that the printed piece 33 abuts against the pulled-out part of the tape 353, and then leave the pulp residue of the egg carton 90 remaining on the printed piece 33 on the pulled-out part of the tape 353. The motors drive the first roller 351 and the second roller 352 to rotate to wind the pulled-out part of the tape 353 with the pulp residue onto the second roller 352.

[0078] Specifically, two pressing rods 354 are further arranged on the support plate 350. The pressing rods 354 are configured to press the pulled-out part of the tape 353 onto the support plate 350.

[0079] It can be seen that the first driving member 32 of the printing assembly 30 can drive the printed piece 33 to move among the ink-loading station 85, the cleaning station 86 and the printing station 81, realizing the functional integration of printing, ink-loading and cleaning. The ink supply assembly 34 supplies ink, and the cleaning assembly 35 removes the pulp residue, ensuring the printing quality and the service life of the printed piece 33, and also improving the printing efficiency.

[0080] As an implementation manner, the flipping assembly 40 includes a second driving member 41 and at least one claw 42. One claw 42 is configured to receive the egg tray 90 to be processed on a conveying assembly 20. The fixed end of the second driving member 41 is arranged on the conveying assembly 20, and the claw 42 is arranged at the driving end of the second driving member 41. The second driving member 41 is configured to rotate the claw 42 to flip the egg tray 90 to be processed on the conveying assembly 20 by 180°.

[0081] Specifically, the flipping assembly 40 includes a second driving member 41 and four claws 42. The four claws 42 are equidistantly arranged at the driving end of the second driving member 41, and the included angle between two adjacent claws 42 is 90° for the egg tray.

[0082] Specifically, the claw 42 includes two sets of support members. The support member includes two support rods 43. A guiding portion is arranged at the feeding end of the support rod 43. The two support rods 43 are symmetrically arranged at the driving end of the second driving member 41.

[0083] Specifically, the second driving member 41 is a motor.

[0084] It can be seen that the second driving member 41 of the flipping assembly 40 rotates the claw 42 to flip the egg tray 90 on the conveying assembly 20 by 180°. The operation is simple and fast, realizing the turning over of the egg tray 90, which provides convenience for subsequent label printing or labeling.

[0085] As an implementation manner, the labeling assembly 50 includes a third frame 51, a carrying assembly 52, a third driving member 53, a picking member 54 and a glue applying assembly 55. The third frame 51 is arranged on the side of the labeling station 83. The carrying assembly 52 is arranged on the side of the third frame 51 away from the labeling station 83. A material taking station 87 is arranged on the carrying assembly 52. The carrying assembly 52 is configured to carry the label to be glued. The fixed end of the third driving member 53 is arranged on the third frame 51, and the driving end of the third driving member 53 is connected to the picking member 54. The third driving member 53 is configured to at least drive the picking member 54 to move horizontally and vertically, so that the picking member 54 moves to the material taking station 87, the glue applying station 88 and the labeling station 83 in sequence. The picking member 54 is configured to pick up or release a label. The glue applying assembly 55 is arranged between the carrying assembly 52 and the conveying assembly 20. The glue applying assembly 55 is configured to apply glue to the attaching surface of the label picked up by the picking member 54 at the glue applying station 88.

[0086] Specifically, the fixed end of the transverse movement driving member is arranged at the top of the third rack 51. The driving end of the transverse movement driving member is connected to the fixed end of the vertical driving member, and the driving end of the vertical driving member is connected to the picking member 54. The transverse movement driving member is configured to drive the picking member 54 to reciprocate between the material picking station 87, the glue applying station 88, and the labeling station 83. The vertical driving member is configured to drive the picking member 54 to pick up the label to be glued at the material picking station 87 and apply glue to the egg carton 90 at the labeling station 83.

[0087] Specifically, the transverse movement driving member and the vertical driving member can be cylinders.

[0088] Specifically, the carrying assembly 52 includes a sixth cylinder 520, a seventh cylinder 521, a carrying platform 522, and two carrying stations 523. The fixed end of the sixth cylinder 520 is arranged at the bottom of the third rack 51. The driving end of the sixth cylinder 520 is connected to the carrying platform 522. The sixth cylinder 520 is configured to drive the carrying platform 522 to move along the second direction to move the carrying platform 522 closer to or away from the conveying assembly 20. The fixed end of the seventh cylinder 521 is arranged on the carrying platform 522. An installation plate 524 is arranged at the driving end of the seventh cylinder 521. The seventh cylinder 521 is configured to drive the installation plate 524 to reciprocate along the first direction. The carrying stations 523 are arranged on the installation plate 524, and the carrying stations 523 are configured to carry the labels to be glued.

[0089] Specifically, the glue applying assembly 55 includes a liquid receiving tray 550, a first roller 551, a second roller 552, an anti-sticking member 553, and a funnel 554. The liquid receiving tray 550 is arranged on the third rack 51. The first roller 551 is arranged at an interval above the liquid receiving tray 550 and extends along the first direction. A first motor is arranged at one end of the first roller 551. The first motor is configured to drive the first roller 551 to rotate along its axis, and thus stick the glue in the liquid receiving tray 550 on the outer surface of the first roller 551. The second roller 552 is arranged at the labeling station 83 and is adjacent to one side of the first roller 551. A second motor is arranged at one end of the second roller 552. The second motor is configured to drive the second roller 552 to rotate along its axis to transport the glue on the outer surface of the first roller 551 to the labeling station 83. The anti-sticking member 553 is arranged on the side of the second roller 552 close to the conveying assembly 20. The anti-sticking member 553 is configured to prevent the label from sticking to the second roller 552. The funnel 554 is arranged at the top of the third rack 51. The funnel 554 is configured to supplement glue to the liquid receiving tray 550.

[0090] Specifically, the anti - sticking member 553 includes an installation rod 555 and a plurality of anti - sticking sheets 556. The fixed ends of the anti - sticking sheets 556 are fixedly installed on the installation rod 555. The first side of the anti - sticking sheet 556 vertically abuts against the outer surface of the second rolling roller 552, and the second side of the anti - sticking sheet 556 is configured to guide the label away from the second rolling roller 552. The first side and the second side are opposite sides, and two adjacent anti - sticking sheets 556 are arranged at equal intervals.

[0091] It can be seen that the bearing component 52 of the labeling component 50 bears the label, the third driving member 53 drives the picking member 54 to move between the material - picking station 87, the glue - applying station 88 and the labeling station 83, pick up and release the label, and the glue - applying component 55 applies glue to the label, realizing the automatic process of labeling the egg carton 90, and improving the labeling efficiency and accuracy.

[0092] As an implementation manner, the pressing component 60 includes a fourth frame 61, a fourth driving member 62 and at least one pressing member 63. The fourth frame 61 is arranged at the pressing station 84. The fixed end of the fourth driving member 62 is arranged on the fourth frame 61, the driving end of the fourth driving member 62 is connected to the pressing member 63, and the fourth driving member 62 is configured to drive the pressing member 63 to reciprocate in the vertical direction to closely fit the label and the egg carton 90.

[0093] Specifically, the driving end of the fourth driving member 62 is provided with a mounting plate 64. Three pressing members 63 are arranged at equal intervals at the bottom of the mounting plate 64. The fourth driving member 62 is configured to drive the mounting plate 64 to reciprocate in the vertical direction, and then simultaneously press the labels on three egg cartons 90 and the egg cartons 90 by the three pressing members 63 at the pressing station 84.

[0094] It can be seen that the fourth driving member 62 of the pressing component 60 drives the pressing member 63 to reciprocate in the vertical direction, which can closely fit the label and the egg carton 90, ensure that the label is firmly pasted, prevent the label from falling off during subsequent transportation or use, and improve the quality of the product.

[0095] As an implementation manner, a trapezoidal groove is formed on the pressing member 63, and the trapezoidal groove is adapted to the upper cover 91 of the egg carton 90.

[0096] It can be seen that the trapezoidal groove on the pressing member 63 is adapted to the upper cover 91 of the egg carton 90, which can better contact the egg carton 90, increase the pressing effect, ensure the close fit of the label and the egg carton 90, and at the same time avoid damaging the upper cover 91 of the egg carton 90.

[0097] As an implementation manner, the stacking component 70 includes a fifth rack 71, a pushing component 72 and a limiting component 73. The fifth rack 71 is docked with the discharging end of the conveying component 20. A collecting channel 74 is provided on the fifth rack 71. The pushing component 72 is arranged at the bottom of the fifth rack 71. The limiting components 73 are arranged neatly along the setting direction of the collecting channel 74 and are arranged at intervals with the discharging end of the conveying component 20. The pushing component 72 is configured to push the processed egg cartons 90 conveyed by the conveying component 20 to the collecting channel 74 onto the limiting components 73 to collect the processed egg cartons 90.

[0098] Specifically, the feeding end of the collecting channel 74 is docked with the discharging end of the conveying channel. The collecting channel 74 includes a receiving portion and a limiting portion. The receiving portion is arranged at the feeding end of the collecting channel 74, and the limiting portion is arranged at the discharging end of the collecting channel 74. The limiting components 73 are arranged on the limiting portion.

[0099] Specifically, the pushing component 72 includes a push plate 720 and an eighth cylinder 721. The fixed end of the eighth cylinder 721 is fixedly installed at the bottom of the fifth rack 71. The driving end of the eighth cylinder 721 is connected to the push plate 720. The eighth cylinder 721 is configured to drive the push plate 720 to push the egg cartons 90 transported by the conveying component 20 to the collecting channel 74 with the limiting components 73 onto the collecting channel 74.

[0100] Specifically, the limiting component 73 is a brush.

[0101] It can be seen that the pushing component 72 of the stacking component 70 pushes the processed egg cartons 90 onto the limiting components 73. Through the limiting effect of the limiting components 73, the orderly stacking and collection of the egg cartons 90 are realized, which is convenient for subsequent handling and storage, and improves the continuity and efficiency of production.

[0102] As an implementation manner, the conveying component 20 includes a sixth rack 21, a first transmission component 22 and a second transmission component 23. The sixth rack 21 extends along a first direction. The first transmission component 22 is arranged at the first end of the sixth rack 21. The second transmission component 23 is arranged at the second end of the sixth rack 21. A flipping component 40 is arranged between the first transmission component 22 and the second transmission component 23.

[0103] Specifically, the first transmission component 22 includes a third motor, a first driving wheel, a first driven wheel and a first transmission belt. The fixed end of the third motor is arranged at the first end of the sixth rack 21. The driving end of the third motor is fixedly connected to the first driving wheel. The first driven wheel is arranged on the sixth rack 21 and is located on the feeding side of the flipping component 40. The first transmission belt is sleeved on the first driving wheel and the first driven wheel. The first transmission component 22 is configured to sequentially transport the egg cartons 90 to be processed at the loading station 80 to the printing station 81 and the flipping station 82.

[0104] Specifically, the second transmission assembly 23 includes a fourth motor, a second driving wheel, a second driven wheel, and a second transmission belt. The fixed end of the fourth motor is arranged at the second end of the sixth frame 21. The driving end of the fourth motor is fixedly connected to the second driving wheel. The second driven wheel is arranged on the sixth frame 21 and is located on the discharging side of the turning assembly 40. The second transmission belt is sleeved on the second driving wheel and the second driven wheel. The second transmission assembly 23 is configured to sequentially transport the egg trays 90 to be processed at the turning station 82 to the labeling station 83, the pressing station 84, and the collection channel 74 of the stacking assembly 70.

[0105] It can be seen that through the mutual cooperation of the sixth frame 21, the first transmission assembly 22, and the second transmission assembly 23 of the conveying assembly 20, the egg trays 90 can be stably transported to each station, providing guarantee for the normal operation of the entire production line. The turning assembly 40 is arranged between them, which does not affect the transportation process of the egg trays 90 and is convenient for turning over the egg trays 90.

[0106] The specific working principle of the above multi-station egg tray 90 automatic production line is as follows:

[0107] S1. The feeding assembly 10 places the egg trays 90 to be processed in the storage channel 132 into the feeding station 80.

[0108] S2. The conveying assembly 20 transports the egg trays 90 to be processed at the feeding station 80 to the printing station 81, and the printing assembly 30 prints labels on the egg trays 90 to be processed at the printing station 81.

[0109] S3. The conveying assembly 20 transports the egg trays 90 with labels printed at the printing station 81 to the turning station 82, and the turning assembly 40 turns the egg trays 90 with labels printed 180°.

[0110] S4. The conveying assembly 20 transports the turned egg trays 90 with labels to the labeling station 83, and the labeling assembly 50 labels the upper covers 91 of the egg trays 90 with labels at the labeling station 83.

[0111] S5. The conveying assembly 20 transports the egg trays 90 after labeling to the pressing station 84, and the pressing assembly 60 presses the upper covers 91 of the egg trays 90 and the labels attached to the upper covers 91 at the pressing station 84.

[0112] S6. The conveying assembly 20 transports the processed egg trays 90 to the collection channel 74 on the stacking assembly 70, and the pushing assembly 72 pushes the egg trays 90 on the collection channel 74 to the part of the collection channel 74 with the limiting member 73 to complete sorting and collection.

[0113] Embodiment 2

[0114] The difference from the first embodiment lies only in the different sequence of processes.

[0115] Specifically, a loading station 80, a labeling station 83, a pressing station 84, a flipping station 82, and a printing station 81 are sequentially arranged on the conveying path of the conveying assembly 20.

[0116] The working principle of the above multi-functional egg carton 90 automatic production line is as follows:

[0117] S1. The loading assembly 10 places the egg carton 90 to be processed in the storage channel 132 into the loading station 80.

[0118] S2. The conveying assembly 20 conveys the egg carton 90 to be processed at the loading station 80 to the labeling station 83, and the labeling assembly 50 labels the upper cover 91 of the egg carton 90 to be processed at the labeling station 83.

[0119] S3. The conveying assembly 20 transports the egg carton 90 after labeling to the pressing station 84, and the pressing assembly 60 presses the upper cover 91 of the egg carton 90 at the pressing station 84 and the label attached to the upper cover 91.

[0120] S4. The conveying assembly 20 transports the egg carton 90 after pressing at the pressing station 84 to the flipping station 82, and the flipping assembly 40 flips the egg carton 90 after pressing by 180°.

[0121] S5. The conveying assembly 20 conveys the flipped egg carton 90 to the printing station 81, and the printing assembly 30 prints labels on the egg carton 90 after pressing at the printing station 81.

[0122] S6. The conveying assembly 20 transports the processed egg carton 90 to the collection channel 74 on the stacking assembly 70, and the pushing assembly 72 pushes the egg carton 90 on the collection channel 74 to the part of the collection channel 74 with the limiting member 73 to complete sorting and collection.

[0123] In the embodiments disclosed in the present invention, terms such as "installation", "connection", "coupling", "fixing", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; "coupling" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments disclosed in the present invention can be understood according to specific circumstances.

[0124] The above embodiments only illustrate the basic principles and characteristics of the present invention. The present invention is not limited by the above examples. Without departing from the spirit and scope of the present invention, there are various changes and modifications to the present invention, and these changes and modifications all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic production line for printing and labeling egg cartons with multiple workstations, characterized in that, The multi-station egg carton automatic production line includes a feeding component, a conveying component, a printing component, a flipping component, a labeling component, a pressing component, and a stacking component, where: On the conveying path of the conveying component, there are a feeding station, a printing station, a flipping station, a labeling station, and a pressing station. The conveying component is configured to convey the egg cartons to be processed to each station. The feeding component is arranged on the side of the feeding station and at the feeding end of the conveying component. The feeding component is configured to place the egg cartons to be processed on the feeding station. The printing component is arranged on the side of the printing station. The printing component is configured to print the egg cartons to be processed at the printing station. The flipping component is arranged at the flipping station. The flipping component is configured to turn over the egg cartons to be processed on the conveying component. The labeling component is arranged on the side of the labeling station. The labeling component is configured to label the egg cartons to be processed at the labeling station. The pressing component is arranged at the pressing station and is spaced on one side of the labeling component. The pressing component is configured to press the egg cartons after labeling and the labels together. The stacking component is arranged at the discharging end of the conveying component. The stacking component is configured to stack and collect the processed egg cartons.

2. The automatic production line for multi-station egg carton printing and labeling according to claim 1, characterized in that, The feeding component includes a first frame, a base, a first limiting component, a second limiting component, and a third limiting component, where: The first frame is arranged on the side of the feeding station. The first limiting component includes two limiting rods. The two limiting rods are symmetrically arranged at the top of the first frame to form a storage channel that can accommodate multiple egg cartons to be processed. The limiting rods are configured to limit the hinge parts of the egg cartons to be processed. The base is arranged on the top of the first frame. The second limiting component includes a first clamping member and a clamping plate. The fixed end of the first clamping member is arranged on the top of the base. The clamping plate is arranged at the driving end of the first clamping member. The first clamping member is configured to drive the clamping plate to clamp or release the egg cartons to be processed at the bottom of the storage channel. The third limiting component includes a second clamping member and a supporting member. The fixed end of the second clamping member is arranged below the first clamping member. The supporting member is arranged at the driving end of the second clamping member. The second clamping member is configured to drive the supporting member to carry or release an egg carton to be processed on one storage channel to the feeding station.

3. The automatic production line for multi-station egg carton printing and labeling according to claim 2, wherein, A plurality of limiting slots are equidistantly opened on the clamping plate. One limiting slot corresponds to the side of an egg carton to be processed. The limiting slots are configured to limit and fix the sides of the egg cartons to be processed on the storage channel through the first clamping member.

4. A multi-station egg carton printing and labeling automated production line according to claim 1, characterized in that, The printing component includes a second frame, a first driving member, a printing member, an ink supply component, and a cleaning component, where: The second rack is arranged on the side of the printing station. The fixed end of the first driving member is arranged on the top of the second rack. The driving end of the first driving member is connected to the printing member. An inking station, a cleaning station and the printing station are arranged on the moving path of the first driving member. The first driving member is at least configured to drive the printing member to move horizontally or vertically, so that the printing member moves to the inking station, the cleaning station and the printing station. The printing member is configured to print the egg carton to be processed at the printing station; The ink supply assembly is arranged at intervals on one side of the printing station and is located on the second rack. The inking station is arranged on the ink supply assembly. The ink supply assembly is configured to provide the ink required by the printing member at the inking station; The cleaning assembly is arranged on one side of the ink supply assembly and is located on the second rack. The cleaning assembly is configured to remove the pulp residues of the egg carton remaining on the printing member.

5. The automated production line for multi-station egg carton printing and labeling according to claim 1, wherein, The flipping assembly includes a second driving member and at least one claw. One claw is configured to receive the egg carton to be processed on one conveying assembly. The fixed end of the second driving member is arranged on the conveying assembly. The claw is arranged at the driving end of the second driving member. The second driving member is configured to rotate the claw to flip the egg carton to be processed on the conveying assembly by 180°; 6. The automated production line for multi-station egg carton printing and labeling according to claim 1, wherein, The labeling assembly includes a third rack, a carrying assembly, a third driving member, a picking member and a gluing assembly, wherein: The third rack is arranged on the side of the labeling station. The carrying assembly is arranged on the side of the third rack away from the labeling station. A material taking station is arranged on the carrying assembly. The carrying assembly is configured to carry the labels to be glued; The fixed end of the third driving member is arranged on the third rack. The driving end of the third driving member is connected to the picking member. The third driving member is configured to at least drive the picking member to move horizontally and vertically, so that the picking member moves to the material taking station, the gluing station and the labeling station in sequence. The picking member is configured to pick up or release one label; The gluing assembly is arranged between the carrying assembly and the conveying station. The gluing assembly is configured to apply glue to the mounting surface of the label picked up by the picking member at the gluing station.

7. A multi-station egg carton printing and labeling automated production line according to claim 1, characterized in that, The pressing assembly includes a fourth rack, a fourth driving member and at least one pressing member. The fourth rack is arranged at the pressing station. The fixed end of the fourth driving member is arranged on the fourth rack. The driving end of the fourth driving member is connected to the pressing member. The fourth driving member is configured to drive the pressing member to move reciprocally in the vertical direction to closely fit the label and the egg carton.

8. The automated production line for multi-station egg carton printing and labeling according to claim 7, characterized in that A trapezoidal groove is formed in the pressing member, and the trapezoidal groove is adapted to the upper cover of the egg carton.

9. A multi-station egg carton printing and labeling automated production line according to claim 1, characterized in that, The stacking component includes a fifth rack, a pushing component, and a limiting component. The fifth rack is docked with the discharge end of the conveying component. A collection channel is provided on the fifth rack. The pushing component is arranged at the bottom of the fifth rack. The limiting components are arranged neatly along the setting direction of the collection channel and are spaced from the discharge end of the conveying component. The pushing component is configured to push the egg cartons that have been processed by the conveying component and transported to the collection channel onto the limiting components to collect the processed egg cartons.

10. A multi-station egg carton printing and labeling automated production line according to claim 1, characterized in that, The conveying component includes a sixth rack, a first transmission component, and a second transmission component. The sixth rack extends along a first direction. The first transmission component is arranged at the first end of the sixth rack. The second transmission component is arranged at the second end of the sixth rack. A flipping component is arranged between the first transmission component and the second transmission component.

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