Automatic feeding and cover buckling device

Abstract

The utility model discloses an automatic feeding and cover buckling device which comprises a feeding mechanism, a printing mechanism and a manipulator, the feeding mechanism is used for feeding a box, the printing mechanism and the manipulator are located at the end of the feeding mechanism, the box is fed through the feeding mechanism, and the fed box is clamped to the printing mechanism through the manipulator to be printed; the box printing machine further comprises a feeding mechanism a, a feeding mechanism b, a cover buckling mechanism and a discharging mechanism located on one side of the cover buckling mechanism, the feeding mechanism a is used for conveying a cover to the cover buckling mechanism, the feeding mechanism b is used for conveying a printed box to the cover buckling mechanism, and the cover buckling mechanism is used for buckling the conveyed box and the cover. And finally, the assembled boxes and covers are clamped through the discharging mechanism, full-automatic assembly of the boxes and the covers is achieved, workers do not need to manually buckle the covers and the boxes, only one person is needed to arrange the discharged boxes and covers, the production efficiency of a factory is greatly improved, the cost is reduced, and large-batch production of the factory is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical technical field, in particular to an automatic feeding and cover fastening device. BACKGROUND

[0002] Plastic box as people's life in common daily necessities, candy, snack and other goods usually will be packed in plastic box sale. Plastic box usually includes box and lid, common connection mode has screw connection, buckle. Threaded cover mode is more troublesome, in order to facilitate the cover, the market invented on the lid set several can be moved fastener, through the fastener with the way of buckling box and lid.

[0003] In the production process, the lid and the box are usually separately molded, and the lid and the box need to be manually buckled, which is troublesome and inefficient, and is not conducive to mass production in factories. UTILITY MODEL CONTENT

[0004] In order to overcome the deficiencies of the prior art, the utility model provides an automatic feeding and cover fastening device. In order to solve the above technical problems, the utility model provides the following technical scheme.

[0005] An automatic feeding and cover fastening device, comprising a feeding mechanism for box feeding, a printing mechanism and a manipulator located at the end of the feeding mechanism, the box completed feeding is clamped to the printing mechanism by the manipulator, further comprising a feeding mechanism a, a feeding mechanism b, a cover fastening mechanism and a discharge mechanism located on one side of the cover fastening mechanism,

[0006] The feeding mechanism a is used to convey the lid to the cover fastening mechanism.

[0007] The feeding mechanism b is used to place the box completed printing on the feeding mechanism b by the manipulator and convey it to the cover fastening mechanism.

[0008] The cover fastening mechanism is located between the feeding mechanism a and the second feeding b, and is used to buckle the conveyed box and lid.

[0009] The discharge mechanism clamps the buckled box and lid in the discharge mechanism for discharge.

[0010] Further, the feeding mechanism a comprises a workbench, and further comprises a blanking member, a pushing member and a taking member a installed on the workbench,

[0011] The blanking member is used to longitudinally place several lids in the blanking member,

[0012] The pushing member extends to the blanking member directly below one end, and the lowermost lid is moved to the lower side of the taking member a by the activity of the pushing member.

[0013] The taking member a first takes the material, and then places the cover above the cover clamping mechanism.

[0014] Further, the two sides of the workbench are provided with transverse mounting columns, the material falling member includes two fixed rods fixed on the mounting columns and at least four fixed blocks fixed above the fixed rods, further includes four material falling rods fixed on one side of the fixed blocks, a plurality of longitudinally stacked covers are clamped between the four material falling rods, the material falling rods are suspended above the workbench and form a discharging channel for the covers between the material falling rods and the workbench; the upper end of the material falling member is provided with a plurality of connecting rods arranged around the four material falling rods.

[0015] Further, the material pushing member includes a plurality of fixed rods fixed on the mounting columns at both ends, a material pushing cylinder mounted on the upper end of the fixed rod, and a material pushing plate movably arranged on the workbench, the material pushing plate and the material pushing cylinder are connected through a connecting block, the material pushing plate is driven by the material pushing cylinder to push out the cover located at the bottom of the material falling member; the end of the material pushing plate close to the material falling member is provided with a limiting groove matched with the outline of the cover, and the limiting groove is located directly below the material falling member; the material pushing plate is further provided with a clamping limiting groove communicated with the limiting groove.

[0016] Further, the taking member a includes a taking cylinder a, a movable cylinder and a height increasing block mounted on one side of the workbench, the movable cylinder is mounted on the height increasing block, and the taking cylinder a and the movable cylinder are connected through a connecting block;

[0017] The taking cylinder a is mounted on one end of the connecting block and located directly above the discharging end of the cover, a mounting block movably mounted on the taking cylinder a is mounted on the taking cylinder a, a plurality of suction cups are arranged at the bottom of the mounting block, the suction cups are driven downward by the taking cylinder a to suck and take the cover discharged;

[0018] One end of the movable cylinder is mounted on the height increasing block, the other end extends out of the workbench and is located on one side of the cover clamping mechanism, the taking cylinder a is driven to move by the connecting block when the movable cylinder is extended or retracted, and the taking cylinder a is driven by the movable cylinder to move above the cover clamping mechanism and discharge the material after taking the material.

[0019] Further, the feeding mechanism b includes a conveying belt, support frames on both sides of the conveying belt and a taking member b mounted on the support frames, the both sides of the conveying belt are provided with suspended mounting columns, the mounting columns are fixed on the support frames, further includes two connecting blocks fixed on the two mounting columns respectively, a detection member is arranged on the connecting block, the box is conveyed to the detection member on the conveying belt, the taking member b on the upper end is first moved downward to take the material, and then is moved above the cover clamping mechanism to complete the discharging.

[0020] Further, the material taking member b comprises a connecting plate fixed on a support frame, a movable air cylinder b fixed on the lower end of the connecting plate, and a material taking air cylinder b fixed on the lower end of the movable air cylinder b, one end of the connecting plate extending above the cover buckling mechanism;

[0021] The lower end of the material taking air cylinder b is provided with a mounting block movable with the material taking air cylinder b, and a plurality of suction cups are arranged at the end of the mounting block.

[0022] The movable air cylinder b is movable at the lower end of the connecting plate, drives the material taking air cylinder b to move above the cover buckling mechanism and discharges the material.

[0023] Further, the cover buckling mechanism comprises a bottom plate, a stand column installed at four corners of the bottom plate, a cover buckling member fixed between adjacent stand columns and in an inclined state, and a placing block at the upper end.

[0024] Further, the cover buckling member comprises a cover buckling air cylinder, a block body attached to both sides of the cover buckling air cylinder, and a connecting block for connecting the cover buckling air cylinder and the block body.

[0025] Further, the feeding mechanism comprises a bottom frame, a conveying belt installed on the bottom frame, and two feeding rods above the conveying belt, and a feeding channel is formed between the two feeding rods for the box to pass through.

[0026] Further, the printing mechanism comprises a screen printing machine at the end of the feeding mechanism and a plasma treatment machine at one side of the feeding mechanism.

[0027] Further, the discharging mechanism comprises a placing table and a connecting plate at the upper end of the placing table, and the placing table and the connecting plate are connected through a lifting air cylinder.

[0028] Compared with the prior art, the beneficial effects achieved by the utility model are as follows:

[0029] The utility model discloses a feeding mechanism, printing mechanism and manipulator are located at the end of feeding mechanism, put several boxes on the feeding mechanism, and the box of completing feeding is taken to printing mechanism printing pattern, trademark etc. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 For the utility model's three -dimensional Figure One .

[0031] Figure 2 For the utility model's three -dimensional Figure Two .

[0032] Figure 3 For the utility model's feeding mechanism a three -dimensional drawing.

[0033] Figure 4 For the utility model's feeding mechanism b three -dimensional drawing.

[0034] Figure 5 For the utility model's cover mechanism three -dimensional drawing.

[0035] Figure 6 For the utility model's feeding mechanism three -dimensional drawing.

[0036] Reference numeral: 1, feeding mechanism a, 11, workbench, 12, blanking component, 121, fixed block, 122, blanking rod, 123, discharge passage, 124, connecting rod, 13, push material component, 131, push material cylinder, 132, push material board, 133, limit slot, 134, fastener limit slot, 14, take material component a, 141, take material cylinder a, 143, heightening block, 142, movable cylinder b, 15, fixed rod,

[0037] 2, feeding mechanism b, 21, conveyer belt, 22, support frame, 23, take material component b, 231, movable cylinder b, 232, take material cylinder b, 24, detection component,

[0038] 3, cover mechanism, 31, bottom plate, 32, stand, 33, cover component, 331, cover cylinder, 332, block, 333, connecting sheet, 34, storage block, 4, mounting column, 5, mounting block, 6, sucking disc,

[0039] 7, feeding mechanism, 71, chassis, 72, conveyor belt, 73, feeding rod, 74, feeding channel, 75, connecting piece, 76, support rod,

[0040] 8, printing mechanism, 81, screen printing machine, 82, plasma processing machine, 9, discharging mechanism, 91, placement table, 92, lifting cylinder, 93, transverse movable cylinder, 10, mechanical hand. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0042] An automatic feeding and cover buckling device, comprising a feeding mechanism 7 for feeding boxes, a printing mechanism 8 at the end of the feeding mechanism 7 and a mechanical hand 10, a plurality of boxes are placed on the feeding mechanism 7, and the boxes after feeding are clamped by the mechanical hand 10 to the printing mechanism 8 to print patterns, trademarks and the like. It also comprises a feeding mechanism a1, a feeding mechanism b2, a cover buckling mechanism 3 and a discharging mechanism 9 on one side of the cover buckling mechanism 3, the feeding mechanism a1 is used to convey the covers with buckles around the cover buckling mechanism 3, the boxes after printing are placed on the feeding mechanism b2 by the mechanical hand 10 and conveyed to the cover buckling mechanism 3, the boxes are placed above the covers, the cover buckling mechanism 3 is located between the feeding mechanism a1 and the second feeding mechanism b2, and is used to buckle the conveyed boxes and covers, and the discharging mechanism 9 is used to clamp the buckled boxes and covers on the discharging mechanism 9 to discharge. The automatic assembly of the boxes and covers is realized, manual buckling of the covers and boxes by workers is not needed, only one person is needed to arrange the discharged boxes, the production efficiency of the factory is greatly increased, the cost is reduced, and the factory is helpful to mass production.

[0043] The feeding mechanism 7 comprises a chassis 71, a conveyor belt 72 mounted on the chassis 71 and two feeding rods 73 above the conveyor belt 72, the boxes are transported by the conveyor belt 72, the feeding channel 74 for the boxes to pass through is formed between the two feeding rods 73, the width of the feeding channel 74 is adapted to the boxes, the boxes are transported along the feeding track of the feeding channel 74 during feeding, the feeding track of the boxes is limited, the misalignment of the boxes is prevented, and the neatness during feeding is increased. The two sides of the chassis 71 are provided with mounting columns 4, a plurality of adjustable connecting pieces 75 are arranged on the mounting columns 4 on the two sides, the support rods 76 pass through the connecting pieces 75 and are inserted into the outer sides of the feeding rods 74, and the feeding rods 74 suspended on the chassis 71 are supported and fixed by the support rods 76.

[0044] The printing mechanism 8 includes a silk screen printing machine 81 at the end of the feeding mechanism 7 and a plasma processing machine 82 at one side of the feeding mechanism 8. The box after discharging is grabbed by the mechanical hand 10 and placed at one side of the plasma processing machine 82. The plasma processing machine 82 starts to process the smooth lines on the surface of the box, so as to make the surface rough for pre-taking, which is helpful for printing. After the plasma processing is completed, the box is placed on the silk screen printing machine 81 by the mechanical hand 10, and the pattern, trademark and the like required by the user are printed. After the pattern printing is completed, the box is grabbed by the mechanical hand 10 again and placed on the feeding mechanism b2.

[0045] The feeding mechanism a1 includes the workbench 11, and further includes the blanking member 12, the pushing member 13 and the taking member a14 installed on the workbench 11, and the blanking member 12 is located between the pushing member 13 and the taking member a14. The blanking member 12 is used to place a plurality of caps in a longitudinal stacking manner. One end of the pushing member 13 extends to the lower side of the blanking member 12. The lowermost cap is moved to the lower side of the taking member a14 by the activity of the pushing member 13. The taking member a14 is first moved downward to take the cap, and then moved forward to place the cap above the capping mechanism 3 after resetting. After the feeding of the feeding mechanism a1 is completed, the taking member a14 is reset.

[0046] The workbench 11 is provided with the transverse mounting column 4 at both sides. The mounting column 4 is screw-connected to the workbench 11. The blanking member 12 includes two fixed rods 15 screw-fixed to the mounting column 4 and at least four fixed blocks 121 screw-installed above the fixed rods 15. The blanking member 12 further includes four blanking rods 122 fixed to one side of the fixed blocks 121. A plurality of caps in a longitudinal stacking manner are clamped between the four blanking rods 122, which limits the caps. The bottom of the blanking rod 122 is connected to the fixed block 121, so as to be suspended above the workbench 11. The blanking rod 122 and the workbench 11 form a discharging channel 123 for the caps. The caps are displaced and discharged through the discharging channel 123. When the last cap is discharged, a plurality of stacked caps fall by their own gravity. The upper end of the blanking member 12 is provided with four connecting rods 124, which are arranged around the four blanking rods 122. The connecting rods 124 are screw-connected to the blanking rods 122, which increases the stability of the blanking rods 122 and avoids shaking or even dislocation of the blanking rods 122 caused by external force.

[0047] The pushing member 13 comprises two fixed rods 15 screwed at both ends to the mounting column 4, a pushing cylinder 131 mounted at the upper end of the fixed rod 15, and a pushing plate 132 movable on the workbench 11, wherein the pushing plate 132 and the pushing cylinder 131 are connected through a connecting block, the pushing plate 132 and the pushing cylinder 131 are screwed to the connecting block, the pushing plate 132 is driven to move forward by the extension of the pushing cylinder 131 to push out the cover located at the bottom of the blanking member 12, and the cover is displaced to below the taking member a 14 through the discharging passage 123. The end of the pushing plate 132 close to the blanking member 12 is provided with a limiting groove 133 matching the profile of the cover, the limiting groove 133 is arc-shaped and located directly below the blanking member 12, the cover is located on the limiting groove 133, the arc-shaped profile of the limiting groove 133 limits the cover to prevent the cover from being misaligned. The pushing plate 132 is further provided with a fastener limiting groove 134 communicating with the limiting groove 133, one of the fasteners of the cover is located in the fastener limiting groove 134, which further limits the cover.

[0048] The taking member a 14 comprises a taking cylinder a 141, a movable cylinder a 142, and a heightening block 143 mounted on one side of the workbench, wherein the movable cylinder a 142 is mounted on the heightening block 143 to increase the position of the movable cylinder a 142, the movable cylinder a 142 and the taking cylinder a 141 are connected through a connecting block, the two ends of the connecting block are screwed to the movable cylinder a 142 and the taking cylinder a 141 respectively, and the movable cylinder a 142 drives the taking cylinder a 141 to move forward and backward through the connecting block when the movable cylinder a 142 extends and retracts. The taking cylinder a 141 is located directly above the discharging end of the cover, and the heightening block 143 realizes the spacing between the taking cylinder a 141 and the workbench 11. The taking cylinder a 141 is mounted with a mounting block 5 movable with the taking cylinder a 141, and a plurality of suction cups 6, preferably three suction cups 6, are arranged at the bottom of the mounting block 5 in a triangular distribution. The suction cups 6 are displaced downward to suck the completed cover discharged through the extension and retraction of the taking cylinder a 141, and the taking cylinder a 141 is retracted to displace the cover upward after sucking the cover. The movable cylinder a 142 is mounted at one end on the heightening block 143 and extends out of the workbench 11 at the other end and is located on one side of the cover clamping mechanism 3. After taking, the movable cylinder a 142 drives the taking cylinder a 141 to move above the cover clamping mechanism 3 and discharge, and the movable cylinder a 142 drives the taking cylinder a 141 to reset after discharging, so that the feeding mechanism a 1 completes the feeding of the cover through the above steps.

[0049] The feeding mechanism b2 includes a conveying belt 21, support frames 22 on both sides of the conveying belt 21, and a material taking member b23 installed on the support frames 22. The conveying belt 21 is provided with suspended mounting columns 4 on both sides, the mounting columns 4 are fixed to the inner sides of the support frames 22 by threads, and the support frames 22 further include connecting blocks fixed on the two mounting columns 4 by screws respectively, and a detection member 24 is arranged on the connecting blocks. The box is conveyed to the detection member 24 on the conveying belt 21, and is also blocked by the connecting blocks. When the detection member 24 detects that the box has reached the preset position, the material taking member b23 at the upper end is first activated downward to take the box, and then is further activated to above the cover closing mechanism 3 to complete the feeding of the box, at this time, the box is placed above the cover.

[0050] The material taking member b23 is located directly above the detection member 24, and includes a connecting plate fixed on the support frame 22, an active air cylinder b231 fixed at the lower end of the connecting plate, and a material taking air cylinder b232 fixed at the lower end of the active air cylinder b. One end of the connecting plate is fixed to the support frame 22 by a screw, and the other end extends to above the cover closing mechanism 3. The lower end of the material taking air cylinder b232 is provided with a mounting block 5 which is movable with the material taking air cylinder b232, and a plurality of suction cups 6 are arranged at the end of the mounting block 5, preferably three suction cups in a triangular distribution. The suction cups 6 are driven to displace downward by the material taking air cylinder b232 to suck and take the box, and then are displaced upward after sucking the box. The active air cylinder b is active at the lower end of the connecting plate to drive the material taking air cylinder b232 to move to above the cover closing mechanism 3 to feed the box, and then is reset after feeding the box. The feeding of the box by the feeding mechanism b2 is completed through the above steps.

[0051] The cover closing mechanism 3 includes a bottom plate 31, vertical columns 32 installed at four corners of the bottom plate 31, cover closing members 33 fixed between adjacent vertical columns 32, and a placing block 34 at the upper end. The placing block 34 is adapted to the contour of the cover, and the cover is placed on the placing block 34 after feeding and can limit the cover. The cover closing members 33 are four in total and are distributed in front, back, left and right directions, corresponding to four buckles on the cover. When the cover and the box are both fed, the buckles on the cover are pushed by the four cover closing members 33 to be buckled on the box, thereby completing the assembly of the cover and the box. The cover closing members 33 are inclined at an angle of 15-40 degrees, which is adapted to the angle of the buckles and is more helpful for buckling. The bottom plate 31 is provided with connecting columns at the bottom and the upper end for connecting and fixing the four vertical columns 33, thereby increasing the stability of the vertical columns 33. The placing block 34 is installed on the connecting column at the upper end by a screw.

[0052] The cover member 33 comprises a cover cylinder 331, blocks 332 attached to both sides of the cover cylinder 331, and connecting blocks for connecting the cover cylinder 331 and the blocks 332 by screwing. The blocks 332 are provided with connecting plates 333 extending from one side, and the cover member 33 is fixed on the stand 33 by the connecting plates 333 in a screwing manner, and the cover member 33 is driven by the extension and contraction of the cover cylinder 331 to buckle the cover on the box.

[0053] The discharging mechanism 9 comprises a placing table 91, a connecting plate at the upper end of the placing table 91, and the placing table 91 and the connecting plate are connected by a lifting cylinder 92, the connecting plate is provided with a transverse movable cylinder 93 movable forward and backward, the transverse movable cylinder 93 is driven by the lifting cylinder 92 to move up and down, a mechanical hand is arranged on the transverse movable cylinder 93, the mechanical hand is driven by the lifting cylinder 92 and the transverse movable cylinder 93 to move close to and grab the completed cover and box, then the lifting cylinder 92 and the transverse movable cylinder 93 are reset, the mechanical hand releases the box and places it on the placing table 91.

[0054] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-restrictive in any aspect, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the present application, and any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. An automatic feeding and capping device, characterized in that, It includes a feeding mechanism for feeding boxes, a printing mechanism located at the end of the feeding mechanism, and a robotic arm. The fed boxes are picked up by the robotic arm and transferred to the printing mechanism. It also includes a feeding mechanism a, a feeding mechanism b, a lid-fastening mechanism, and a discharge mechanism located on one side of the lid-fastening mechanism. The feeding mechanism a is used to convey the lid to the lid-closing mechanism; The box that has been printed is placed on the feeding mechanism b by a robotic arm and then conveyed to the lid-closing mechanism. The lid-fastening mechanism is located between the feeding mechanism a and the second feeding mechanism b, and is used to fasten the conveyed box to the lid; The discharge mechanism picks up the snap-fitted box and lid and discharges them.

2. The automatic feeding and capping device according to claim 1, characterized in that, The feeding mechanism a includes a worktable, and further includes a material dropping component, a material pushing component, and a material picking component a mounted on the worktable. The material feeding component has several covers placed longitudinally inside it. One end of the pushing component extends directly below the dropping component, and the movement of the pushing component pushes the bottom cover to move below the picking component a; The material-picking component a first moves to pick up the material, and then moves to place the cover above the cover-closing mechanism.

3. The automatic feeding and capping device according to claim 2, characterized in that, The workbench has horizontal mounting columns on both sides. The material discharge component includes two fixing rods fixed to the mounting columns and at least four fixing blocks fixed above the fixing rods. It also includes four material discharge rods fixed to one side of the fixing blocks. Several longitudinally stacked covers are engaged between the four material discharge rods. The material discharge rods are suspended above the workbench and form a discharge channel between them and the workbench for the covers to pass through. Several connecting rods are provided at the upper end of the material discharge component. The connecting rods are arranged around the four material discharge rods.

4. The automatic feeding and capping device according to claim 3, characterized in that, The pushing component includes several fixed rods with both ends fixed to the mounting columns, a pushing cylinder installed on the upper end of the fixed rods, and a pushing plate movable on the worktable. The pushing plate and the pushing cylinder are connected by a connecting block. The pushing cylinder drives the ejection plate to push out the cover located at the bottom of the dropping component. The end of the pushing plate near the dropping component is provided with a limiting groove that matches the contour of the cover. The limiting groove is located directly below the dropping component. The pushing plate is also provided with a fastener limiting groove that communicates with the limiting groove.

5. An automatic feeding and capping device according to claim 3, characterized in that, The material handling component a includes a material handling cylinder a, a movable cylinder, and a lifting block installed on one side of the workbench. The movable cylinder is installed on the lifting block, and the movable cylinder and the material handling cylinder a are connected by a connecting block. The material-picking cylinder a is installed at one end of the connecting block and is located directly above the material outlet end of the cover. The material-picking cylinder a is equipped with an installation block that moves with the extension and retraction of the material-picking cylinder a. Several suction cups are provided at the bottom of the installation block. The material-picking cylinder a moves downward to pick up the cover that has been discharged. One end of the movable cylinder is mounted on the lifting block, and the other end extends out of the workbench and is located on one side of the cover-fastening mechanism. When the movable cylinder extends or retracts, it drives the material-picking cylinder a to move through the connecting block. After picking up the material, the movable cylinder drives the material-picking cylinder a to move above the cover-fastening mechanism and release the material.

6. The automatic feeding and capping device according to claim 1, characterized in that, The feeding mechanism b includes a conveyor belt, support frames on both sides of the conveyor belt, and a material-picking component b installed on the support frames. The conveyor belt has suspended mounting columns on both sides, which are fixed to the support frames. It also includes connecting blocks with their ends fixed to the two mounting columns respectively. The connecting blocks have detection components. The box is conveyed to the detection components by the conveyor belt. The material-picking component b located at the upper end first moves downward to pick up the material, and then moves to the top of the cover-closing mechanism to complete the material release.

7. An automatic feeding and capping device according to claim 6, characterized in that, The material handling component b includes a connecting plate on a fixed support frame, a movable cylinder b fixed to the lower end of the connecting plate, and a material handling cylinder b fixed to the lower end of the movable cylinder b. One end of the connecting plate extends above the cover fastening mechanism. The lower end of the material-picking cylinder b is equipped with a mounting block that moves with the extension and retraction of the material-picking cylinder b. Several suction cups are provided at the end of the mounting block. The extension and retraction of the material-picking cylinder b drives the suction cups to move downward to pick up the box that is discharged. The movable cylinder b is located at the lower end of the connecting plate, driving the material-picking cylinder b, which has completed the material picking process, to move above the cover-closing mechanism and release the material.

8. An automatic feeding and capping device according to claim 1, characterized in that, The cover-fastening mechanism includes a base plate, four columns installed at the four corners of the base plate, cover-fastening components fixed between adjacent columns and in an inclined state, and a storage block located at the upper end. The bottom and upper end of the base plate are provided with connecting columns for connecting and fixing the four columns. The storage block is installed on the connecting column at the upper end and the storage block is adapted to the outline of the cover.

9. An automatic feeding and capping device according to claim 8, characterized in that, The cover fastening component includes a cover fastening cylinder, blocks attached to both sides of the cover fastening cylinder, and a connecting block for connecting the cover fastening cylinder and the blocks. A connecting piece extending from one side of the block is provided. The cover fastening component is fixed to the column through the connecting piece. The extension and retraction of the cover fastening cylinder drives the fastener on the outside of the cover to fasten onto the box.

10. An automatic feeding and capping device according to claim 1, characterized in that, The feeding mechanism includes a base frame, a conveyor belt mounted on the base frame, and two feeding rods above the conveyor belt, forming a feeding channel between the two feeding rods for the box to pass through; mounting columns are provided on both sides of the base frame, and several adjustable connectors are provided on the mounting columns on both sides, with support rods passing through the connectors and inserted into the feeding rods; The printing mechanism includes a screen printing machine located at the end of the feeding mechanism and a plasma treatment machine located on one side of the feeding mechanism. After the box is discharged, it is picked up by a robotic arm and placed on the screen printing machine by the robotic arm. The discharge mechanism includes a platform and a connecting plate at the top of the platform. The platform and the connecting plate are connected by a lifting cylinder. The connecting plate is equipped with a horizontal movable cylinder that can move back and forth. The lifting cylinder drives the horizontal movable cylinder to move up and down. A robot arm is mounted on the horizontal movable cylinder. The lifting cylinder and the horizontal movable cylinder drive the robot arm to approach and grab the closed lid and box.

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