CN215512859U - Automatic removing device for flexible printing paper collection waste edges - Google Patents

Abstract

The utility model discloses a flexo printing paper receiving waste edge automatic removing device, which comprises a flexo printing unit and a waste edge removing device, wherein the waste edge removing device comprises a conveying table, the bottom of the conveying table is provided with a support frame, the conveying table is abutted against one side of a paper conveying table of the flexo printing unit, the paper inlet end of the conveying table is in contactless connection with the paper outlet end of the paper conveying table, a waste edge storage box is arranged below a gap between the paper inlet end of the conveying table and the paper outlet end of the paper conveying table, and the waste edge storage box is fixed at one end of the conveying table; one end of the conveying table close to the paper conveying table is provided with a first belt shaft, the other end of the conveying table far away from the paper conveying table is provided with a second belt shaft, the rotating belt is installed on the first belt shaft and the second belt shaft, the first belt shaft drives the rotating belt to rotate, and a paper feeding end close to the conveying table is provided with a paper pressing driven roller above the rotating belt. The utility model can automatically remove waste paper edges from the printed finished product, and greatly improves the paper collection efficiency of the flexible printed finished product.

Description

Automatic removing device for flexible printing paper collection waste edges

Technical Field

The utility model relates to the technical field of paper collection of flexographic printing roll printing equipment, in particular to an automatic removing device for waste edges of flexo printing paper collection.

Background

The flexographic printing is an important component of flexible package printing, particularly for some soft package trademarks without gold stamping, the trademarks are mostly printed by transfer paper or art paper with the weight of 100 g/square meter, and finished products are directly cut after printing. However, the flexo printing has a defect that the diameter of the produced cylinder is calculated according to the teeth, each tooth is converted into 3.175mm in the circumferential direction, the typesetting of our trademark in the circumferential direction is 101mm, the maximum allowable typesetting of the cylinder circumference is 5, namely 505mm, the tooth number of the teeth of the flexo sleeve gear is calculated according to the typesetting and 162 teeth are needed (the calculated circumference is 162 x 3.175 to 514.35mm), so that waste edges with the width of 514.35-505 to 9.35mm are more generated in the circumferential direction, the development diagram of the paper typesetting is shown in figure 1, the waste edge in figure 1 is a waste edge with the width of 9.35mm which is more generated in the circumferential direction, and the waste edge is flowed to the paper collecting device in the flexo printing unit in figure 2 together with the finished product after being cut, so that the collected finished product and the waste edge are mixed together, and the paper collecting efficiency is influenced.

When not installing the automatic removing devices of slitter edge as shown in figure 2 additional, this waste paper limit can flow to the collection part along with together when cutting the finished product at flexographic printing in-process, cause the collection difficulty, the product carries out unsmooth process through unsmooth device after flexo printing unit inside printing, cut the finished product with cutting the device after, through defeated paper platform guide to the collection device mixing finished product and slitter edge on collection device 6, cause manual separation slitter edge, and efficiency is extremely low.

The product flow in the feed table 5 in fig. 2 is shown in fig. 3.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide an automatic removing device for the flexible printing paper collection waste edges. In order to achieve the purpose, the utility model adopts the following technical scheme:

a flexo printing paper receiving waste edge automatic removing device comprises a flexo printing unit and a waste edge removing device, wherein the waste edge removing device comprises a conveying table, a support frame is arranged at the bottom of the conveying table, the conveying table is close to one side of a paper conveying table of the flexo printing unit, a paper inlet end of the conveying table is in contactless connection with a paper outlet end of the paper conveying table, a waste edge storage box is arranged below a gap between the paper inlet end of the conveying table and the paper outlet end of the paper conveying table, and the waste edge storage box is fixed at one end of the conveying table;

the conveying table is close to one end of the paper conveying table and is provided with a first belt shaft, the other end of the paper conveying table is far away from the first belt shaft, a second belt shaft is arranged at the other end of the paper conveying table, the rotating belt is installed on the first belt shaft and the second belt shaft, and the first belt shaft drives the rotating belt to rotate.

And a paper pressing driven roller is arranged above the rotating belt and close to the paper feeding end of the conveying table.

Further, the flexography unit is including unreeling the device, the flexography stock form has been placed on the unwinding device, unwinding device's play paper end is connected with the paper feed end of flexography printing unit, the play paper end of flexography printing unit is connected with the paper feed end of unsmooth device, unsmooth device go out the paper end with the paper feed end of cutting the device is connected, the play paper end of cutting the device is connected with defeated paper platform.

Furthermore, one side of the second belt shaft is connected with a speed regulating motor.

Further, the support frame is including arranging the dead lever of two on ground in, two the dead lever is parallel to each other, the dead lever with the advancing direction of rotating the belt is parallel, two all be provided with worker type support on the dead lever, I type support includes first montant and second montant, first montant middle part is connected with horizontal pole one end, second montant middle part is connected with the horizontal pole other end, the middle part at the dead lever is fixed to the one end of first montant, the one end of second montant is fixed and is kept away from the one end of the dead lever of waste paper limit bin, the other end of first montant is fixed the middle part of conveying platform, the other end of second montant is fixed conveying platform is close to the one end of second belt axle.

Furthermore, the other end of the first vertical rod is provided with a sliding groove, and a screw penetrates through the sliding groove to fix the other end of the first vertical rod on the conveying table.

Furthermore, a connecting rod is fixed between the two I-shaped supports, two ends of the connecting rod are respectively fixed at the middle parts of the two I-shaped supports, and a lifting adjusting wheel is arranged on the connecting rod and used for adjusting the height of the conveying table.

Further, the plane of the conveying table is lower than that of the paper conveying table.

The utility model has the beneficial effects that:

the running speed of the rotating belt is 10m/min faster than the printing speed of the output speed block of the flexo printing paper of the flexo printing unit, when a finished product is conveyed to the waste edge removing device through the paper conveying table of the flexo printing unit, the waste paper falls into the waste paper edge storage box under the action of gravity and inertia because the width of the waste paper is only 9.35mm, and the length of the flexo printing finished product in the conveying direction is 101mm, the finished product can smoothly reach the conveying belt of the waste edge removing device under the action of the length and the conveying inertia of the finished product, the finished product can be conveyed by the rotating belt regularly under the action of the paper pressing driven roller, and finally the finished product can be smoothly conveyed at the position of the second belt shaft, so that the paper collecting efficiency of the flexo printing finished product is greatly improved.

Drawings

FIG. 1 is a top view of a printed product before slitting;

FIG. 2 is a schematic diagram of the overall structure of a flexo printing unit;

FIG. 3 is a top view of a delivery of the flexographic cutting device;

FIG. 4 is a schematic diagram of the overall structure of an automatic removing device for the waste edges of flexo printing paper collection according to the present invention;

FIG. 5 is a schematic structural diagram of a flexible printing paper-receiving waste edge automatic removing device installed in a flexible printing unit;

FIG. 6 is a partial enlarged view of a critical part structure of waste edge elimination in the automatic flexible printing paper collection waste edge eliminating device.

Reference numerals: 1. printing paper; 2. a first bleeding edge; 3. a second bleeding edge; 4. waste paper edges; 5. an unwinding device; 6. a flexographic printing unit; 7. a concave-convex device; 8. a slitting device; 9. a paper conveying table; 10. a delivery unit; 11. a trademark is finished; 12. a first belt shaft; 13. paper pressing driven rollers; 14. rotating the belt; 15. a speed-regulating motor; 16. a second belt shaft; 17. a chute; 18. a lifting adjusting wheel; 19. a waste paper side storage box; 20. fixing the rod; 21. a second vertical bar; 22. a cross bar; 23. a first vertical bar; 24. a waste edge removing device; 25. a paper conveying table conveying belt; 26. a belt shaft of the paper conveying table; 27. cutting to obtain a finished product; 28. a transfer station.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and the detailed description below:

fig. 1 is a top view of a printed product before slitting, wherein the printed product comprises a printed paper 1, a first bleeding edge 2, a second bleeding edge 3 and a waste paper edge 4. The printed product is finally obtained by removing the waste paper edge 4 in the flexo printing unit shown in fig. 2, as shown in fig. 3, the printed product passing through the slitting device 8 includes the trademark product 11 and the printed product printed in the flexo printing unit by the waste paper edge 4 to be manually removed, the embossing process is performed by the embossing device 7, and after the finished product is slit by the slitting device 8, the printed product is guided to the paper collecting device 10 through the paper conveying table 9 and above the paper collecting device 10. In the process, the waste paper edge 4 is cut, and finally the waste paper edge 4 and a printing finished product rise and fall to a paper collecting device 10 of the flexo printing unit in the attached figure 2, so that the printing finished product and the waste paper edge 4 are mixed together, the waste paper edge 4 needs to be separated manually, and the paper collecting efficiency is influenced. By replacing the delivery device 10 in the attached figure 2 with the automatic flexible printing delivery waste edge removing device, the waste paper edges 4 can be efficiently separated from the printed finished product, and the delivery efficiency of the printed finished product is improved.

A flexo printing paper collection waste edge automatic removing device is shown in figure 4 and comprises a flexo printing unit and a waste edge removing device 24, wherein the waste edge removing device 24 comprises a conveying table 28, a supporting frame is arranged at the bottom of the conveying table 28, the conveying table 28 is abutted against one side of a paper conveying table 9 of the flexo printing unit, the paper inlet end of the conveying table 28 is in contactless connection with the paper outlet end of the paper conveying table 9, a waste edge storage box 8 is arranged below a gap between the paper inlet end of the conveying table 28 and the paper outlet end of the paper conveying table 9, the waste edge storage box 8 is fixed at one end of the conveying table, and the waste edge storage box 8 is used for storing a waste edge 4;

one end of the conveying table 28 close to the paper conveying table 9 is provided with a first belt shaft 12, the other end far away from the paper conveying table 9 is provided with a second belt shaft 16, the rotating belt 14 is installed on the first belt shaft 12 and the second belt shaft 16, and the first belt shaft 12 drives the rotating belt 14 to rotate.

The paper pressing driven roller 13 is arranged above the rotating belt 14 and close to the paper feeding end of the conveying table 28, and a gap between the paper pressing driven roller 13 and the rotating belt 14 forms an inlet of a printing finished product, so that the printing finished product is stable, orderly and orderly to move along with the rotating belt 14.

Further, as shown in fig. 5, the flexo printing unit includes an unwinding device 5, the flexo printing roll paper is placed on the unwinding device 5, the paper outlet end of the unwinding device 5 is connected with the paper inlet end of the flexo printing unit 6, the paper outlet end of the flexo printing unit 6 is connected with the paper inlet end of the concave-convex device 7, the paper outlet end of the concave-convex device 7 is connected with the paper inlet end of the slitting device 8, and the paper outlet end of the slitting device 8 is connected with the paper conveying table 9. Unwinding device 5 rotates and drives the flexography stock form and get into flexography printing unit 6, obtains the printing finished product after printing through flexography printing unit 6, and the printing finished product carries out unsmooth process through unsmooth device 7, and cut device 8 and cut the finished product after, through carrying on the paper platform 9 guide to waste edge removing devices 24 on, finally accomplish waste paper limit 4 automatically through the automatic removing devices of flexography collection waste edge and reject process and printing finished product collection process.

Further, the support frame is including arranging the dead lever 20 of two on ground in, two dead levers 20 are parallel to each other, dead lever 20 is parallel with the direction of advance of rotating belt 14, all be provided with worker type support on two dead levers 20, I type support includes first montant 23 and second montant 21, first montant 23 middle part is connected with horizontal pole 22 one end, second montant 21 middle part is connected with the horizontal pole 22 other end, fix with screw at the middle part of dead lever 20 through the fix with screw in the one end of first montant 23, fix with screw in the one end of the dead lever 20 of keeping away from waste paper limit bin 8 in the one end of second montant 21, the other end of first montant 23 passes through fastening screw to be fixed at the middle part of conveying platform 28, the other end of second montant 21 passes through the fix with screw in the one end that conveying platform 28 is close to second belt axle 16. The upright angle of the i-shaped support is adjustable to allow the transfer table 28 to tilt towards the second belt shaft 16 for ease of drive of the printed product and for ease of height adjustment of the transfer table 28.

Further, the other end of the first vertical rod 23 is provided with a sliding groove 17, and the other end of the first vertical rod 23 is fixed on the conveying table 28 by fastening screws penetrating through the sliding groove 17.

Further, a connecting rod is fixed between the two I-shaped supports, two ends of the connecting rod are respectively fixed at the middle parts of the two I-shaped supports, and a lifting adjusting wheel 18 is arranged on the connecting rod and used for adjusting the height of the conveying table 28.

Further, the second belt shaft 16 is connected to the governor motor 15 on one side.

Further, the plane of the transfer table 28 is lower than the plane of the paper feed table 9.

The method for adjusting the height of the conveying platform 28 comprises the following steps: firstly, the fastening screws on the sliding chute 17 are loosened, the height of the conveying table 28 is adjusted through the lifting adjusting wheel 18, and the screws on the fastening screws are tightened after the adjustment.

The distance between the edge of the belt shaft of the paper conveying table 9 and the edge of the first belt shaft 12 is 20mm, the operation can be completed by manually moving the waste edge removing device 24, meanwhile, the lifting adjusting wheel 18 on the waste edge removing device 24 is adjusted, the distance between the center of the belt shaft of the paper conveying table 9 and the center of the belt shaft 1 is about 15mm, the position of the conveying table 28 is fixed by fastening screws on the sliding grooves 17 on the waste edge removing device 24 after the position adjustment.

The principle of using the automatic flexible printing paper-receiving waste edge removing device to remove the waste paper edges 4 is as follows:

before the printing is started, the speed regulating motor 15 on the waste edge removing device 24 is started, and the speed of the speed regulating motor 15 is reduced to enable the speed of the rotating belt 14 to be 10m/min faster than the printing speed of the flexo printing unit. The speed regulating motor 15 drives the second belt shaft 16 to rotate, and further drives the rotating belt 143 to rotate; the leading end of the printed product is then introduced into and through the gap between the driven and driven rollers and the rotating belt 14, where it is driven. When a finished product is conveyed to the waste edge removing device 24 through the paper conveying table 9 of the flexo printing unit, the width of the waste paper edge 4 is only 9.35mm, the width of the waste paper edge is far smaller than the gap between the paper conveying table 9 and the conveying table 28, the waste paper edge falls into the waste paper edge storage box 8 under the action of gravity and inertia, the length of the finished product in the conveying direction is 101mm, the finished product can smoothly reach the conveying belt of the waste edge removing device 24 under the action of the length of the finished product and the conveying inertia, the finished product can be transmitted on the rotating belt 14 in order under the action of the paper pressing driven roller 13, finally, the finished product soft printing can be smoothly collected at the position of the second belt shaft 16, and the efficiency of collecting the finished product soft printing is greatly improved.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims (7)

1. The automatic flexible printing paper collection waste edge removing device is characterized by comprising a flexible printing unit and a waste edge removing device (24), wherein the waste edge removing device (24) comprises a conveying table (28), a supporting frame is arranged at the bottom of the conveying table (28), the conveying table (28) is close to one side of a paper conveying table (9) of the flexible printing unit, a paper feeding end of the conveying table (28) is in non-contact connection with a paper outlet end of the paper conveying table (9), a waste edge storage box (19) is arranged below a gap between the paper feeding end of the conveying table (28) and the paper outlet end of the paper conveying table (9), and the waste edge storage box (19) is fixed at one end of the conveying table (28);

a first belt shaft (12) is arranged at one end, close to the paper conveying table (9), of the conveying table (28), a second belt shaft (16) is arranged at the other end, far away from the paper conveying table (9), a rotating belt (14) is installed on the first belt shaft (12) and the second belt shaft (16), and the rotating belt (14) is driven to rotate by the first belt shaft (12);

and a paper pressing driven roller (13) is arranged above the rotating belt (14) and close to the paper feeding end of the conveying table (28).

2. The device according to claim 1, wherein the flexo printing unit comprises an unwinding device (5), the flexo printing roll paper is placed on the unwinding device (5), the paper outlet end of the unwinding device (5) is connected with the paper inlet end of the flexo printing unit (6), the paper outlet end of the flexo printing unit (6) is connected with the paper inlet end of the concave-convex device (7), the paper outlet end of the concave-convex device (7) is connected with the paper inlet end of the slitting device (8), and the paper outlet end of the slitting device (8) is connected with the paper conveying table (9).

3. The automatic flexible printing paper-receiving waste edge removing device according to claim 1, wherein one side of the second belt shaft (16) is connected with a speed regulating motor (15).

4. The automatic flexible printing paper collection waste edge removing device as claimed in claim 1, wherein the supporting frame comprises two fixing rods (20) arranged on the ground, the two fixing rods (20) are parallel to each other, the fixing rods (20) are parallel to the advancing direction of the rotating belt (14), an I-shaped bracket is arranged on each fixing rod (20), each I-shaped bracket comprises a first vertical rod (23) and a second vertical rod (21), the middle of each first vertical rod (23) is connected with one end of a cross rod (22), the middle of each second vertical rod (21) is connected with the other end of the cross rod (22), one end of each first vertical rod (23) is fixed to the middle of each fixing rod (20), one end of each second vertical rod (21) is fixed to one end of each fixing rod (20) far away from the waste edge storage box (19), and the other end of each first vertical rod (23) is fixed to the middle of the conveying table, the other end of the second vertical rod (21) is fixed at one end of the conveying table close to the second belt shaft (16).

5. The automatic flexible printing paper-receiving waste edge removing device according to claim 4, wherein the other end of the first vertical rod (23) is provided with a sliding groove (17), and the other end of the first vertical rod (23) is fixed on the conveying table (28) through the sliding groove (17) by a screw.

6. The automatic flexible printing paper-receiving waste edge removing device according to claim 4, wherein a connecting rod is fixed between the two I-shaped supports, two ends of the connecting rod are respectively fixed in the middle of the two I-shaped supports, and a lifting adjusting wheel (18) is arranged on the connecting rod and used for adjusting the height of the conveying table (28).

7. The automatic flexo printing delivery slitter edge elimination device according to claim 1, wherein the plane of the transfer table (28) is lower than the plane of the feed table (9).

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