CN212073331U

CN212073331U - Rotary printing machine with dust removal function

Info

Publication number: CN212073331U
Application number: CN202020484510.1U
Authority: CN
Inventors: 李永刚; 姜宁; 王伟
Original assignee: Weihai Taiyu Printing And Packaging Materials Co ltd
Current assignee: Weihai Taiyu Printing And Packaging Materials Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-12-04
Anticipated expiration: 2030-04-03

Abstract

The utility model relates to a printing packing field discloses a rotary press with dust removal function, it includes unwinding device, printing device, drying device and coiling mechanism, unwinding device includes the base, the base is connected with unwinding roller, the base is connected with the mount, be connected with driving roller and dust collector on the mount, dust collector includes two parallel arrangement's stand, adsorb roller, fixed axle and dust removal roller, the driving roller is located the below of adsorbing the roller and inconsistent with adsorbing the roller, it is located the dust removal roller below and inconsistent with the dust removal roller to adsorb the roller, the dust removal roller surface is connected with takes viscidity dust removal membrane. The paper to be printed is unreeled through the unreeling roller and is transmitted through the transmission roller, the flying dust impurities on the surface of the paper are adsorbed by the adsorption roller, the dust removal roller on the fixed shaft is abutted to the adsorption roller, the dust removal film with viscosity on the dust removal roller adsorbs the flying dust impurities on the adsorption roller again, and finally the flying dust impurities on the paper are adsorbed on the dust removal film, so that the dust removal effect of the paper to be printed is better.

Description

Rotary printing machine with dust removal function

Technical Field

The utility model belongs to the technical field of the printing packaging technique and specifically relates to a rotary press with dust removal function is related to.

Background

In the field of printing and packaging, a rotary press is a device capable of printing printed materials such as newspapers, magazines and brochures at high speed. Rotary printing presses vary in construction and price depending on the substrate. The rotary press uses roll paper, the printing adjusting time is short, the material loss is less, the defects of short distance and easy smearing between printing units are overcome by using the UV printing ink, and the instant drying can be realized by ultraviolet rays after printing. The rotary press is a device with complex control and extremely high precision requirement, has higher requirements on the rotating speed precision, the position precision and the synchronization performance of each printing cylinder for ensuring the overprinting precision, and one key in the printing process is that the pressure between the printing roller and the impression roller enables an ink layer obtained on a printing plate to be accurately transferred on a printing material, which is also directly related to the quality of a printed product.

Chinese patent publication No. CN103879129A discloses a shaftless rotary printing press, which includes a paper feeding device, a paper feeding device mounted at the right end of the paper feeding device, a tower-type color printing device mounted at the right end of the paper feeding device, a paper collecting device mounted at the upper end of the tower-type color printing device, a tension control device mounted at the right end of the tower-type color printing device, and a paper folding device mounted at the lower end of the tension control device. The invention adopts shaftless transmission, namely, the motor directly drives the printing roller, and replaces transmission gear and shaft transmission, thereby simplifying the manufacture, installation and maintenance of the machine and reducing mechanical faults. Because of using the shaftless transmission technology, each cylinder and printing unit are controlled and driven by independent motors, the synchronization between the cylinder and the printing unit is controlled electrically, the operation and use are easy, and the printing cylinder and the printing unit which are not used temporarily can be conveniently clutched.

The above prior art solutions have the following drawbacks: when the shaftless rotary printing machine is used, paper is unreeled through the paper feeding device and is transmitted to the tower-type color printing device through the paper feeding device for printing, and in the unreeling process of the paper feeding device, fine flying dust and other impurities are easily adhered to the surface of the paper and cannot be removed, so that the printing quality of subsequent paper is affected.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a rotary press with dust removal function, it has the better advantage of dust removal effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a rotary printing machine with dust removal function comprises an unreeling device, a printing device, a drying device and a reeling device, the unwinding device comprises a base, the lower end part of the base is connected with an unwinding roller, the upper end part of the base is connected with a fixed frame, the fixed frame is connected with a driving roller and a dust removing device, the driving roller is rotationally connected with the fixed frame, the dust removing device comprises two upright columns, an adsorption roller, a fixed shaft and a dust removing roller which are arranged in parallel, the two upright columns are fixedly connected with the fixed frame, the adsorption roller is rotationally connected with the two upright columns respectively, the fixed shaft is fixedly connected with the two upright columns respectively, the dust removing roller is sleeved on the fixed shaft and is rotationally connected with the fixed shaft, the driving roller is positioned below the adsorption roller and is abutted against the adsorption roller, the adsorption roller is located the dust removal roller below and inconsistent with the dust removal roller, dust removal roller surface is connected with takes viscidity dust removal membrane.

Through adopting above-mentioned technical scheme, treat that the printing paper unreels through unreeling the roller, through the driving roller transmission, the flying dust impurity of adsorption roller to paper surface adsorbs, and fixed epaxial dust removal roller offsets with the adsorption roller, and the last sticky dust removal membrane of taking of dust removal roller adsorbs flying dust impurity on the adsorption roller once more, and the flying dust impurity on the final paper is adsorbed on the dust removal membrane, and the dust removal effect of treating the printing paper is better.

The present invention may be further configured in a preferred embodiment as: the terminal surface that two stands are close to the dust removal roller has all seted up the spout, and the spout all with fixed axle sliding connection, a plurality of screws have been seted up along vertical direction to the spout, the fixed axle both ends all are connected with the screw rod, the screw rod passes screw and fixed axle threaded connection.

Through adopting above-mentioned technical scheme, through adjusting screw and the screw threaded connection of co-altitude not, make the height-adjustable of fixed axle, and then adjust the tensile force between dust removal roller and the adsorption roller, be favorable to improving the adsorption effect to flying dust impurity on the paper.

The present invention may be further configured in a preferred embodiment as: the dust removal roller both ends are connected with the ring, and two rings all are connected with the locking bolt, the locking bolt passes the ring and inconsistent with the fixed axle.

Through adopting above-mentioned technical scheme, the locking bolt passes the ring and inconsistent with the fixed axle, and the position of fixed dust removal roller on the fixed axle, and then also be convenient for dismantle and change the dust removal membrane.

The present invention may be further configured in a preferred embodiment as: the unwinding roller is connected with a fixing ring and a limiting plate, the fixing ring is fixedly connected with the unwinding roller, the limiting plate is connected with the unwinding roller in a sliding mode, the unwinding roller is connected with a locking block in a sliding mode, and the locking block is located at one end, far away from the fixing ring, of the limiting plate.

Through adopting above-mentioned technical scheme, through setting up solid fixed ring and limiting plate, the broad width treat that the printing paper rolls up both ends and contradict with solid fixed ring and limiting plate respectively, fix the position that the paper was rolled up, reduce the skew of paper when unreeling, be favorable to improving and unreel the effect, can adjust the position of limiting plate on unreeling the roller according to the width that the paper was rolled up, realize unreeling to the paper book of different width.

The present invention may be further configured in a preferred embodiment as: the upper end face of the fixing frame is connected with two parallel pressing plates, and the pressing plates are parallel to the length direction of the transmission roller.

Through adopting above-mentioned technical scheme, through setting up the clamp plate, the paper is through the preceding transmission of clamp plate below direction, and the clamp plate can flatten the processing to the paper, reduces the fold phenomenon on paper surface.

The present invention may be further configured in a preferred embodiment as: the both ends of clamp plate are connected with adjusting device, adjusting device includes montant and spiral shell piece, spiral shell piece and mount fixed connection, and the montant includes dead lever, disk and screw thread portion, and the disk is located between dead lever and the screw thread portion, disk and montant tip fixed connection, screw thread portion and spiral shell piece threaded connection, and the dead lever passes the clamp plate and rotates with the clamp plate to be connected.

Through adopting above-mentioned technical scheme, through setting up adjusting device, the dead lever passes the clamp plate and rotates with the clamp plate to be connected, and the disk is inconsistent with terminal surface under the clamp plate, stretches into the degree of depth of screw through adjusting thread portion, adjusts the distance between clamp plate and the mount, and then realizes the processing of flattening of waiting to print the paper to different thickness.

The present invention may be further configured in a preferred embodiment as: the one end that the driving roller was kept away from to the mount is connected with the tensioning roller, tensioning roller and mount sliding connection.

Through adopting above-mentioned technical scheme, through setting up the tensioning roller, tensioning roller and mount sliding connection, the tensioning force of adjustable paper when the transmission is favorable to improving subsequent printing effect.

The present invention may be further configured in a preferred embodiment as: the dust cover is connected to the upper end face of the fixing frame, and the observation window is formed in the dust cover.

Through adopting above-mentioned technical scheme, through setting up the dust cover, the fly ash impurity that reducible paper surface fell into when the transmission through setting up the observation window, the operating personnel of being convenient for observes the transmission state of paper.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the paper to be printed is unreeled through the unreeling device and is transmitted through the transmission roller, the flying dust impurities on the surface of the paper are adsorbed by the adsorption roller, the dust removal roller on the fixed shaft is abutted against the adsorption roller, the sticky dust removal film on the dust removal roller adsorbs the flying dust impurities on the adsorption roller again, and finally the flying dust impurities on the paper are adsorbed on the dust removal film, so that the dust removal effect of the paper to be printed is better;

2. the height of the fixed shaft can be adjusted by connecting the adjusting screw rod with screw holes with different heights in a threaded manner, so that the tensile force between the dust removing roller and the adsorption roller can be adjusted, and the adsorption effect on flying dust impurities on paper can be improved;

3. the locking bolt penetrates through the circular ring to be abutted to the fixed shaft, the position of the dust removing roller on the fixed shaft is fixed, and then the dust removing film is convenient to disassemble and replace.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment.

Fig. 2 is a schematic structural view of the fixing frame.

Fig. 3 is a schematic view of the structure of the adjusting device.

In the figure, 1, an unwinding device; 2. a printing device; 3. a drying device; 4. a winding device; 5. a base; 6. unwinding rollers; 7. a fixed mount; 8. a driving roller; 9. a dust removal device; 10. a column; 11. an adsorption roller; 12. a fixed shaft; 13. a dust removal roller; 14. a dust removal membrane; 15. a screw hole; 16. a screw; 17. a circular ring; 18. locking the bolt; 19. a limiting plate; 20. a locking block; 21. pressing a plate; 22. an adjustment device; 23. a vertical rod; 24. a screw block; 25. fixing the rod; 26. a wafer; 27. a threaded portion; 28. a tension roller; 29. a dust cover; 30. an observation window; 31. and (4) fixing the ring.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a rotary press with dust removal function, including unwinding device 1, printing device 2, drying device 3 and coiling mechanism 4, unwinding device 1 includes base 5, and the tip is connected with unwinding roller 6 under the base 5, and the base 5 upper end is connected with mount 7, is connected with driving roller 8 and dust collector 9 on the mount 7, and driving roller 8 rotates with mount 7 to be connected.

Referring to fig. 1 and 2, the dust removing device 9 includes two parallel columns 10, an adsorption roller 11, a fixing shaft 12 and a dust removing roller 13, the two columns 10 are both fixedly connected with the fixing frame 7, the adsorption roller 11 is respectively rotatably connected with the two columns 10, and the adsorption roller 11 is made of silica gel and has good adsorbability. The fixed shaft 12 is respectively fixedly connected with the two upright posts 10, the dust removing roller 13 is sleeved on the fixed shaft 12 and is rotationally connected with the fixed shaft 12, the fixed shaft 12 is connected with two bearings, the inner ring of each bearing is connected with the fixed shaft 12, the outer ring of each bearing is connected with the dust removing roller 13, the driving roller 8 is located below the adsorption roller 11 and is abutted to the adsorption roller 11, the adsorption roller 11 is located below the dust removing roller 13 and is abutted to the dust removing roller 13, and the surface of the dust removing roller 13 is connected with a dust removing film 14 with viscosity.

Referring to fig. 1 and 2, in the use process, the paper to be printed is unreeled through unreeling roller 6, and is transmitted forward through driving roller 8, driving roller 8 is inconsistent with adsorption roller 11, adsorption roller 11 adsorbs flying dust impurities on the surface of the paper, dust removal roller 13 on fixed shaft 12 is inconsistent with adsorption roller 11, sticky dust removal film 14 on dust removal roller 13 adsorbs flying dust impurities on adsorption roller 11 again, and finally flying dust impurities on the paper are adsorbed on dust removal film 14, so that the dust removal effect of the paper to be printed is better. The paper can be continuously dedusted only by regularly replacing the dedusting film 14, and the printing quality of the paper to be printed is improved.

Referring to fig. 1 and 2, the terminal surface that two stands 10 are close to dust removal roller 13 has all seted up the spout, the spout all with fixed axle 12 sliding connection, a plurality of screw 15 have been seted up along vertical direction to the spout, fixed axle 12 both ends all are connected with screw rod 16, screw rod 16 passes screw 15 and fixed axle 12 threaded connection, through adjusting screw rod 16 and the 15 threaded connection of screw of co-altitude, make the height-adjustable of fixed axle 12, and then adjust the tensile force between dust removal roller 13 and the adsorption roller 11, be favorable to improving the adsorption effect to flying dust impurity on the paper. Two ends of the dust removing roller 13 are connected with circular rings 17, the two circular rings 17 are connected with locking bolts 18, the locking bolts 18 penetrate through the circular rings 17 to be abutted against the fixed shaft 12, the position of the dust removing roller 13 on the fixed shaft 12 is fixed, and then the dust removing film 14 is convenient to disassemble and replace.

Referring to fig. 1 and 2, unwinding roller 6 is connected with solid fixed ring 31 and limiting plate 19, gu fixed ring 31 with unwinding roller 6 fixed connection, limiting plate 19 with unwinding roller 6 sliding connection, through setting up solid fixed ring 31 and limiting plate 19, the broad width treat that the printing paper rolls up both ends and contradict with solid fixed ring 31 and limiting plate 19 respectively, the position of rolling up the paper is fixed, the skew of paper when reducing to unreel, be favorable to improving and unreel the effect, unwinding roller 6 sliding connection has locking piece 20, locking piece 20 is located limiting plate 19 and keeps away from solid fixed ring 31's one end, can adjust the position of limiting plate 19 on unwinding roller 6 according to the width that the paper was rolled up, the realization is rolled up the paper of different width and is unreeled.

Referring to fig. 2 and 3, the upper end surface of the fixing frame 7 is connected with two parallel pressing plates 21, the pressing plates 21 are parallel to the length direction of the driving roller 8, paper is conveyed forwards under the pressing plates 21, and the pressing plates 21 can flatten the paper to reduce the wrinkle phenomenon on the surface of the paper. The two ends of the pressing plate 21 are connected with the adjusting device 22, the adjusting device 22 comprises a vertical rod 23 and a screw block 24, the screw block 24 is fixedly connected with the fixing frame 7, the vertical rod 23 comprises a fixing rod 25, a wafer 26 and a thread portion 27, the wafer 26 is located between the fixing rod 25 and the thread portion 27, the wafer 26 is fixedly connected with the lower end of the vertical rod 23, the thread portion 27 is in threaded connection with the screw block 24, and the fixing rod 25 penetrates through the pressing plate 21 and is rotatably connected with the pressing plate 21. The fixing rod 25 penetrates through the pressing plate 21 and is rotatably connected with the pressing plate 21, the wafer 26 is abutted against the lower end face of the pressing plate 21, the distance between the pressing plate 21 and the fixing frame 7 is adjusted by adjusting the depth of the thread part 27 extending into the screw hole 15, and then the pressing treatment of paper to be printed with different thicknesses is realized.

Referring to fig. 1 and 2, the upper end surface of the fixing frame 7 is connected with a dust cover 29, the dust cover 29 is provided with an observation window 30, the dust cover 29 is arranged, flying dust impurities falling into the surface of the paper during transmission can be reduced, and the observation window 30 is convenient for an operator to observe the transmission state of the paper. The one end that driving roller 8 was kept away from to mount 7 is connected with tensioning roller 28, and tensioning roller 28 and mount 7 sliding connection, the tensile force of adjustable paper when the transmission is favorable to improving subsequent printing effect.

Referring to fig. 1, printing device 2 and drying device 3 all are located between unwinding device 1 and coiling mechanism 4, printing device 2 includes printing roller and impression roller, the printing roller is located the impression roller top and offsets with the impression roller, the printing roller is used for printing the processing to the paper surface, the impression roller is used for compressing tightly the paper, drying device 3 installs the UV lamp, a paper for after printing carries out timely drying process, coiling mechanism 4 includes the wind-up roll, a paper for after drying to the printing carries out final rolling process.

The implementation principle of the embodiment is as follows: the paper to be printed is unreeled through the unreeling roller 6 and is conveyed forwards through the driving roller 8, the driving roller 8 abuts against the adsorption roller 11, the adsorption roller 11 adsorbs flying dust impurities on the surface of the paper, the dust removal roller 13 on the fixed shaft 12 abuts against the adsorption roller 11, the screw rods 16 can be adjusted to be in threaded connection with screw holes 15 of different heights, the height of the fixed shaft 12 can be adjusted, the tensile force between the dust removal roller 13 and the adsorption roller 11 is adjusted, the sticky dust removal film 14 on the dust removal roller 13 adsorbs the flying dust impurities on the adsorption roller 11 again, finally the flying dust impurities on the paper are adsorbed on the dust removal film 14, and the dust removal effect of the paper to be printed is good.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a rotary press with dust removal function, includes unwinding device (1), printing device (2), drying device (3) and coiling mechanism (4), its characterized in that: the unwinding device (1) comprises a base (5), the lower end of the base (5) is connected with an unwinding roller (6), the upper end of the base (5) is connected with a fixing frame (7), the fixing frame (7) is connected with a transmission roller (8) and a dust removal device (9), the transmission roller (8) is rotatably connected with the fixing frame (7), the dust removal device (9) comprises two stand columns (10) which are arranged in parallel, an adsorption roller (11), a fixed shaft (12) and a dust removal roller (13), the two stand columns (10) are fixedly connected with the fixing frame (7), the adsorption roller (11) is rotatably connected with the two stand columns (10) respectively, the fixed shaft (12) is fixedly connected with the two stand columns (10) respectively, the dust removal roller (13) is sleeved on the fixed shaft (12) and is rotatably connected with the fixed shaft (12), the transmission roller (8) is positioned below the adsorption roller (11) and is abutted against the adsorption roller (11), adsorption roller (11) are located dust removal roller (13) below and inconsistent with dust removal roller (13), dust removal roller (13) surface is connected with sticky dust removal membrane (14) in area.

2. A rotary printing press having a dust removing function according to claim 1, wherein: the terminal surface that two stands (10) are close to dust removal roller (13) has all seted up the spout, the spout all with fixed axle (12) sliding connection, a plurality of screw (15) have been seted up along vertical direction to the spout, fixed axle (12) both ends all are connected with screw rod (16), screw rod (16) pass screw (15) and fixed axle (12) threaded connection.

3. A rotary printing press having a dust removing function according to claim 1, wherein: dust removal roller (13) both ends are connected with ring (17), and two ring (17) all are connected with locking bolt (18), locking bolt (18) pass ring (17) and fixed axle (12) inconsistent.

4. A rotary printing press having a dust removing function according to claim 1, wherein: unreel roller (6) and be connected with solid fixed ring (31) and limiting plate (19), gu fixed ring (31) with unreel roller (6) fixed connection, limiting plate (19) with unreel roller (6) sliding connection, unreel roller (6) sliding connection has lock piece (20), lock piece (20) are located limiting plate (19) and keep away from the one end of solid fixed ring (31).

5. A rotary printing press having a dust removing function according to claim 1, wherein: the upper end face of the fixing frame (7) is connected with two parallel pressing plates (21), and the pressing plates (21) are parallel to the length direction of the transmission roller (8).

6. A rotary printing press having a dust removing function according to claim 5, wherein: the both ends of clamp plate (21) are connected with adjusting device (22), adjusting device (22) include montant (23) and spiral shell piece (24), spiral shell piece (24) and mount (7) fixed connection, montant (23) are including dead lever (25), disk (26) and screw thread portion (27), disk (26) are located between dead lever (25) and screw thread portion (27), disk (26) and montant (23) lower tip fixed connection, screw thread portion (27) and spiral shell piece (24) threaded connection, dead lever (25) pass clamp plate (21) and rotate with clamp plate (21) and be connected.

7. A rotary printing press having a dust removing function according to claim 1, wherein: the one end that driving roller (8) were kept away from in mount (7) is connected with tensioning roller (28), tensioning roller (28) and mount (7) sliding connection.

8. A rotary printing press having a dust removing function according to claim 1, wherein: the upper end face of the fixing frame (7) is connected with a dust cover (29), and the dust cover (29) is provided with an observation window (30).