CN218558303U - Printing machine dust collector - Google Patents

Abstract

The utility model discloses a printing machine dust removal device, which belongs to the technical field of printing machine dust removal, wherein the printing machine comprises a feeding mechanism, a paper board feeding unit and a paper board printing unit, and the dust removal device comprises a first dust removal mechanism arranged on the feeding mechanism; the first dust removing mechanism comprises a plurality of groups of upper seats and lower seats which are arranged on a conveying belt in the feeding mechanism, a control screw rod is arranged between the upper seats and the lower seats, an air duct is formed between the upper seats and the lower seats through plates, an upper air cavity and a lower air cavity are arranged in the air duct, a plurality of elongated slot air outlets are arranged at the lower end of the air duct, and flashboards for adjusting the opening and closing of the elongated slot air outlets are arranged at the lower sides of the elongated slot air outlets and connected with the control screw rod; the utility model discloses can get rid of most paper garrulous in feed mechanism at the cardboard, reduce the pressure that the original garrulous structure of driving of paper that is arranged in cardboard paper feed unit to the garrulous clearance mechanism of paper in the cardboard paper feed unit through the improvement is garrulous with the paper and is cleared up completely, guarantees the corrugated container board product quality who prints out.

Description

Printing machine dust collector

Technical Field

The utility model relates to a printing machine dust removal technical field, concretely relates to printing machine dust collector.

Background

The full-automatic water-based ink printing machine is a common printing device for printing corrugated boards, and simultaneously, a paper printing and feeding mode comprises a forward corrugation printing mode and a reverse corrugation printing mode, wherein the printing effect of the forward corrugation printing mode is better than that of the reverse corrugation printing mode, but the corrugated board forming effect of the reverse corrugation printing mode is better than that of the forward corrugation printing mode, and for better forming effect, most corrugated boards for packaging fast-consumed products (such as instant foods, beverages, dairy products and the like) adopt the reverse corrugation printing mode;

reverse corrugating is the paper feed in the direction of the front edge 110 or the back edge 120 of the paper board, and in such a case, paper scraps on the front edge 110 and the back edge 120 of the paper board can be adhered to a printing plate in the printing process; if one piece of paper scraps is adhered to the printing plate, white spots (commonly called white spots) appear on all the subsequent printed matters, and defective products are generated, and the corrugated board surface paper for the fast-moving product packaging is usually white craft paper or coated white board paper, and the white spots of the corrugated board surface paper for the fast-moving product packaging are high.

In order to reduce the white printing fault in the existing printing equipment, in the process of printing corrugated boards, a lower air suction box is arranged on the lower portion of the front edge of a paper feeding portion, a front row of brushes and a rear row of brushes are respectively arranged in the front and at the back of a walking channel of the corrugated boards, and an upper air suction box is further arranged above the outer side of the rear row of brushes, so that the front edge 110, the rear edge 120, the right edge 130 and the left edge 140 of paper can be mostly cleaned, but the cleaning is incomplete because the paper is broken more, the working strength of the brush brushing and the air suction for removing the paper is limited, and only part of the paper can be cleaned, so that the paper remains.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a printing machine dust collector can get rid of most paper bits of broken glass in feed mechanism at the cardboard, reduces the pressure that the structure was clear away to the original paper bits of broken glass that is located cardboard paper feed unit to the broken glass of paper clearance mechanism in the cardboard paper feed unit through the improvement completely clears up the paper bits of broken glass, guarantees the corrugated container board product quality who prints.

In order to achieve the purpose, the utility model provides a printing machine dust removal device, the printing machine comprises a feeding mechanism, a paper board feeding unit and a paper board printing unit, and the dust removal device comprises a first dust removal mechanism arranged on the feeding mechanism; the first dust removing mechanism comprises a plurality of groups of upper seats and lower seats which are arranged on a conveying belt in the feeding mechanism, a control screw rod is arranged between the upper seats and the lower seats, an air groove is formed between the upper seats and the lower seats through plates, an upper air cavity and a lower air cavity are arranged in the air groove, a plurality of long groove air outlets are arranged at the lower end of the air groove, the lower side of each long groove air outlet is connected with the control screw rod and provided with a flashboard for adjusting the opening and closing of the corresponding long groove air outlet, an adjusting handle for adjusting the opening and closing of the flashboard is arranged at the upper end of the control screw rod, the first dust removing mechanism is directly arranged on the conveying belt in the feeding mechanism, and most of paper scraps on the paper boards can be removed when the paper boards enter the paper board feeding unit through the first dust removing mechanism.

Furthermore, the dust removing device also comprises a second dust removing mechanism arranged in the paper board feeding unit, the second dust removing mechanism comprises a blowing box and a first brush, the blowing box is arranged on the side surface of the corrugated board above the lower air suction box, and a blowing opening facing the corrugated board and an air inlet positioned at the bottom of the blowing box are arranged on the blowing box.

Further, cardboard paper feed unit is including last dancer roll and lower paper supporting roller, and lower suction box and blow box all set up the right side at paper supporting roller down, and the right side that just lies in last dancer roll between lower paper supporting roller and the lower suction box is provided with preceding brush, and the left side of paper supporting roller down is provided with the second brush, and first brush setting is in the left side of second brush, and blow box blows off the paper bits of broken glass of corrugated container board side, and lower suction box can suck off the paper bits of broken glass of corrugated container board bottom side.

Furthermore, the number of the first brushes is two, the top of the lower air suction box is provided with the paper feeding sun wheel set, and the two first brushes do not occupy too many places while strengthening the paper breaking brushing effect.

Furthermore, the left side of the first brush is provided with an upper air suction box, an air suction opening of the upper air suction box faces the corrugated board, an air suction pipe used for providing air pressure in the upper air suction box is arranged at the top of the upper air suction box, the upper air suction box serves as a last structure for removing paper scraps, the working pressure is low, the work is stable, the air pressure can be conveyed into the upper air suction box through the air suction pipe, and therefore the paper scraps can be stably sucked by the upper air suction box.

Further, the air duct and the air blowing box are internally provided with centrifugal fans, and the centrifugal fans are used for blowing air, so that larger wind power can be provided, and broken paper on the corrugated board can be blown off.

Further, feed mechanism is including material loading lifting machine and conveyer belt, and first dust removal mechanism sets up the one side that is close to the material loading lifting machine at the conveyer belt, is provided with the frame on the conveyer belt, is provided with preceding baffle in the frame, and the upper seat passes through the link with the lower seat and connects in the front on the baffle, and preceding baffle can provide the holding power of upper seat and lower seat.

Further, the interval between the least significant end of preceding baffle and the conveyer belt is greater than two corrugated board thickness and is less than three corrugated board thickness, through the angle of staff adjustment first corrugated board, can make subsequent corrugated board all lift up certain angle, makes on the conveyer belt vertical direction only have a corrugated board and the front end of a corrugated board behind simultaneously and presses the rear end of the corrugated board in the front, improves the dust removal effect of first dust removal mechanism.

The utility model discloses a use method: the corrugated board is lifted to the conveying belt through the feeding lifter and conveyed leftwards through the conveying belt, the front baffle plates on the conveying belt are matched with the conveying force of the conveying belt, the corrugated board is independently spread on the conveying belt and conveyed to the position below the first dust removal mechanism, the adjusting handle is adjusted according to the width of the corrugated board, the corresponding number of long groove air outlets are opened, air is filled into the air grooves through centrifugal fans communicated outside the air grooves, the air is discharged at a high speed through the long groove air outlets at the opened lower air cavity, most of the corrugated board is blown off, simple cleaning is carried out, the corrugated board after simple cleaning is conveyed to the paper board feeding unit along with the conveying belt, a blowing box in the second dust removal mechanism can blow off the paper possibly existing on the side edge of the corrugated board, the lower air suction box provides downward wind power to suck the paper on the lower side of the corrugated board, meanwhile, a sun wheel group on the lower air suction box rotates to convey the corrugated board forwards, the corrugated board is conveyed independently through a rear baffle plate in the paper feeding unit, the corrugated board is cleaned up through the front brush, the residual paper box is conveyed to the paper box, and the corrugated board is conveyed to the paper box through the first dust removal brush, and the paper box, and the corrugated board is conveyed to the paper box, and the paper box is conveyed to be conveyed to the paper box.

In summary, compared with the prior art, the application has at least one of the following beneficial effects:

the utility model discloses add first dust removal mechanism and second dust removal mechanism in feed mechanism and cardboard feed unit respectively, first dust removal mechanism can blow air into the wind channel through the ion fan before the cardboard enters the cardboard feed unit, blow out strong wind through the elongated slot air outlet, blow off most of the paper pieces on the upper surface of the corrugated cardboard and the side of the front end; the blow box in the second dust removing mechanism can blow off the broken paper at the tail part of the corrugated board; the existing paper board feeding unit is provided with the second brush, but the paper breaking and brushing effect of the single brush is poor, so that the problem of poor paper breaking and brushing effect of the single brush can be solved by adding the two first brushes on the side surface of the second brush, and the possible paper breaking can be completely absorbed by the original upper suction box; after the paper scraps on the corrugated board are dedusted by the first dedusting mechanism, no or a small amount of paper scraps are left on the surface of the corrugated board, and the paper scraps possibly remaining can be completely removed through the original upper air suction box, so that the printing white exposure is prevented;

the first dust removing mechanism is provided with an upper air cavity and a lower air cavity, air of the centrifugal fan directly enters the upper air cavity and is exhausted through the elongated slot air outlets in the air cavities, the wind power can be uniformly distributed in the elongated slot air outlets, the flashboards are arranged on the elongated slot air outlets and can be adjusted through the adjusting handles, the number of the flashboards to be opened or closed can be determined according to the width of the paperboards, the operation is convenient, meanwhile, the using number of the elongated slot air outlets can be guaranteed, the wind power is maximized, and the blowing efficiency of paper scraps is improved.

Drawings

FIG. 1 is a schematic view of a printing machine assembly structure of a dust removing device of a printing machine according to the present invention;

FIG. 2 is a partially enlarged schematic view of a first dust removing mechanism in the dust removing device of the printing machine of the present invention;

FIG. 3 is a schematic top view of a slot in a dust removing device of a printing machine according to the present invention;

FIG. 4 isbase:Sub>A schematic cross-sectional view taken along line A-A in FIG. 3 ofbase:Sub>A dust removing apparatus ofbase:Sub>A printing press according to the present invention;

FIG. 5 is a schematic sectional view taken along line B-B in FIG. 4 of a dust removing apparatus of a printing machine according to the present invention;

fig. 6 is a schematic view of a corrugated board in a dust removing device of a printing machine according to the present invention;

reference numerals:

100. corrugated board; 110. a front edge; 120. a back edge; 130. a right edge; 140. a left edge; 150. the direction of corrugation; 160. a paper feeding direction; 200. a feeding mechanism; 210. a feeding elevator; 220. a conveyor belt; 230. a frame; 240. a front baffle; 300. a paper board feeding unit; 310. a lower suction box; 311. a sun gear set; 320. an upper platen roller; 330. lower paper supporting rollers; 340. a front brush; 350. a second brush; 360. an upper air suction box; 361. an air suction opening; 362. an air suction pipe; 400. a paperboard printing unit; 500. a first dust removal mechanism; 510. an upper seat; 520. a lower seat; 530. controlling the screw rod; 540. an air duct; 541. an upwind cavity; 542. a lower air cavity; 543. an air inlet pipe; 550. a gate plate; 560. an adjusting handle; 570. an air outlet of the long groove; 600. a second dust removal mechanism; 610. a blow box; 611. an air blowing port; 612. an air inlet; 620. a first brush.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 6 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.

As shown in fig. 1: a printing machine dust-collecting equipment, the printing machine includes the feed mechanism 200, cardboard paper feed unit 300 and cardboard printing unit 400, the dust-collecting equipment includes the first dust-collecting mechanism 500 set up on the feed mechanism 200; as shown in fig. 2 and 4, the first dust removing mechanism 500 includes a plurality of groups of upper seats 510 and lower seats 520 disposed on the conveyor belt 220 in the feeding mechanism 200, the number of groups between the upper seats 510 and the lower seats 520 should be set according to the production situation, generally 4 to 12 groups, the upper seats 510 and the lower seats 520 should have a structure for fixing them, the upper seats 510 and the lower seats 520 can be fixed on the baffle by a connecting rod, or can be fixed by other brackets, a control screw 530 is mounted between the upper seats 510 and the lower seats 520, the control screw 530 should be rotatably disposed between the upper seats 510 and the lower seats 520, the upper seats 510 and the lower seats 520 can be mounted by providing screw holes on the upper seats 510 and the lower seats 520, or can be rotatably fitted by mounting bearings between the control screw 530 and the upper seats 510 and the lower seats 520, which can meet the use requirement, the air ducts 540 are formed between the upper seats 510 and the lower seats 520 by a sheet material, the sheet material should be hermetically connected to ensure the tightness of the air ducts 540, the air duct 540 can also be arranged and installed through a box-like structure, which can meet the use requirements, as shown in fig. 3-5, an upper air cavity 541 and a lower air cavity 542 are arranged in the air duct 540, the lower end of the air duct 540 is provided with a plurality of elongated slot air outlets 570, the number of the elongated slot air outlets 570 is matched with the number of the upper seat 510 and the lower seat 520, the number of the elongated slot air outlets 570 is 3-11, the upper air cavity 541 is a through cavity, the upper air cavity 541 is connected with an air inlet pipe 543, the elongated slot air outlets 570 are arranged in the lower air cavity 542, the outer side of the lower air cavity 542 is provided with a corresponding flow guiding plate material, which can be a metal plate material, such as cast iron, or a non-metal plate material, such as wood or plastic, which can meet the use requirements, the lower side of the elongated slot air outlets 570 is connected with the control screw rod 530, and is provided with a shutter 550 for adjusting the opening and closing of the elongated slot air outlets 570, the gate plate 550 may be a metal plate or a non-metal plate, a sealing structure that is matched with the long groove air outlet 570, for example, a rubber layer or a cotton layer, is provided on the gate plate 550 to improve the sealing effect, an adjusting handle 560 that is used to adjust the opening and closing of the gate plate 550 is provided at the upper end of the control screw 530, the adjusting handle 560 may be a disc-shaped handle or a bar-shaped handle, and both can meet the use requirement, the dust removing apparatus further includes a second dust removing mechanism 600 that is provided in the paper feeding unit 300, the second dust removing mechanism 600 includes a blowing box 610 and a first brush 620, the blowing box 610 is provided at the side of the corrugated cardboard 100 above the lower suction box 310, and the blowing box 610 is provided with a blowing port 611 facing the corrugated cardboard 100 and an air inlet 612 located at the bottom of the blowing box 610, centrifugal fans are provided in the air grooves 540 and the blowing box 610, and may vibrate during operation, so that wind conveying between the centrifugal fans and the boards outside the air grooves 540 should be performed through a wind conveying pipe, and the stability of the first dust removing mechanism 500 and the second dust removing mechanism 600 during operation can be ensured, the centrifugal fans can be 1 or more in number, and both can meet the use requirement.

According to an embodiment of the present invention, as shown in fig. 1-6, the paper feeding unit 300 includes an upper paper pressing roller 320 and a lower paper holding roller 330, one of the upper portions of the upper paper pressing roller 320 and the lower paper holding roller 330 should be provided with an active power structure, which can be a rotating motor, and can also perform gear transmission with the same power of the upper paper holding roller 311, the lower air suction box 310 and the lower air blowing box 610 are both disposed on the right side of the lower paper holding roller 330, both the lower air suction box 310 and the lower air blowing box 610 can be metal boxes, the right side between the lower paper holding roller 330 and the lower air suction box 310 and located on the upper paper pressing roller 320 is provided with a front brush 340, the left side of the lower paper holding roller 330 is provided with a second brush 350, the first brush 620 is disposed on the left side of the second brush 350, the front brush 340, the first brush 620 and the second brush 350 can be the same kind of brush, or different kinds of brushes, only the need to satisfy the paper shredding brush moving of the corrugated board 100, the number of the first brush 620 can be two, the number of the first brush 620 can also be one, the top of the lower air suction box 310 is provided with the sun wheel set 311, the upper air suction box 360 should be provided with a corresponding air suction structure 362, and the upper air suction motor 362 for preventing the air suction box 360, the upper air suction motor from blocking the upper air suction box 360, the upper air suction box 360 is provided with a centrifugal fan 362, and the air suction structure for preventing the upper air suction box 360, the upper air suction structure 362, the upper air suction box 362, the upper air suction motor 362, the air suction box 360 is provided with the air suction box 362 for preventing the upper air suction structure for preventing the upper air suction box 360.

According to the utility model discloses an embodiment, as shown in fig. 1-6, feed mechanism 200 is including material loading lifting machine 210 and conveyer belt 220, first dust removal mechanism 500 sets up the one side that is close to material loading lifting machine 210 at conveyer belt 220, as shown in fig. 1-2, be provided with frame 230 on the conveyer belt 220, be provided with preceding baffle 240 in the frame 230, upper seat 510 and lower seat 520 are connected on preceding baffle 240 through the link, interval between the least significant end of preceding baffle 240 and the conveyer belt 220 is greater than two corrugated container board 100's thickness and is less than three corrugated container board 100's thickness, the quantity of preceding baffle 240 should be two, and set up respectively in the both sides of conveyer belt 220, carry on spacingly through both sides to corrugated container board 100's position.

According to an embodiment of the present invention, as shown in fig. 1, the paper board printing unit 400 includes a printing roller, a lower paper supporting roller 330, an upper paper tape wheel and a lower paper tape wheel, wherein the printing roller and the lower paper supporting roller 330 cooperate with each other to print the corrugated board 100 after dust removal, and the upper paper tape wheel and the lower paper tape wheel cooperate with each other to transport the corrugated board 100 transported by the paper board feeding unit 300.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a printing machine dust collector, printing machine is including feed mechanism (200) and cardboard paper feed unit (300), its characterized in that: the dust removing device comprises a first dust removing mechanism (500) arranged on the feeding mechanism (200);

the first dust removing mechanism (500) comprises a plurality of groups of upper seats (510) and lower seats (520) which are arranged on a conveying belt (220) in a feeding mechanism (200), a control screw rod (530) is installed between the upper seats (510) and the lower seats (520), an air duct (540) is formed between the upper seats (510) and the lower seats (520) through plates, an upper air cavity (541) and a lower air cavity (542) are arranged in the air duct (540), a plurality of long groove air outlets (570) are arranged at the lower end of the air duct (540), a gate plate (550) for adjusting the opening and closing of the long groove air outlets (570) is connected with the control screw rod (530) on the lower side of each long groove air outlet (570), and an adjusting handle (560) for adjusting the opening and closing of the gate plate (550) is arranged at the upper end of the control screw rod (530).

2. A printing press dedusting apparatus as defined in claim 1 wherein: the dust removing device further comprises a second dust removing mechanism (600) arranged in the paperboard paper feeding unit (300), the second dust removing mechanism (600) comprises a blowing box (610) and a first brush (620), the blowing box (610) is arranged on the side surface of the corrugated paperboard (100) above the lower suction box (310), and the blowing box (610) is provided with a blowing opening (611) facing the corrugated paperboard (100) and an air inlet (612) located at the bottom of the blowing box (610).

3. A printing press dusting apparatus as claimed in claim 2, wherein: cardboard paper feed unit (300) is including last dancer roll (320) and lower support roller (330), lower suction box (310) with blowcase (610) all sets up the right side of lower support roller (330), down support roller (330) with just be located down between suction box (310) go up the right side of dancer roll (320) and be provided with preceding brush (340), the left side of lower support roller (330) is provided with second brush (350), first brush (620) set up the left side of second brush (350).

4. A printing press dusting apparatus as claimed in claim 3, wherein: the number of the first brushes (620) is two, and a sun wheel set (311) for feeding paper is arranged at the top of the lower suction box (310).

5. A printing press dedusting apparatus as set forth in claim 3, wherein: the left side of first brush (620) is provided with aspiration channel (360), just inlet scoop (361) of going up aspiration channel (360) face corrugated container board, the top of going up aspiration channel (360) is provided with aspiration channel (362) that are used for providing aspiration channel (360) internal gas pressure.

6. A printing press dusting apparatus as claimed in claim 2, wherein: centrifugal fans are arranged in the air groove (540) and the air blowing box (610).

7. The printing press dust removing device according to claim 6, wherein: feed mechanism (200) including material loading lifting machine (210) with conveyer belt (220), first dust removal mechanism (500) set up conveyer belt (220) are close to one side of material loading lifting machine (210), be provided with frame (230) on conveyer belt (220), be provided with preceding baffle (240) on frame (230), upper seat (510) with lower seat (520) are connected through the link on preceding baffle (240).

8. The printing press dust collector defined in claim 7 wherein: the distance between the lowest end of the front baffle (240) and the conveying belt (220) is larger than the thickness of two corrugated boards (100) and smaller than the thickness of three corrugated boards (100).

Images