CN219446498U

CN219446498U - Dust removing structure of electrostatic absorption type digital anti-counterfeiting printer

Info

Publication number: CN219446498U
Application number: CN202320576311.7U
Authority: CN
Inventors: 周长存
Original assignee: Jining Leader Printing Co ltd
Current assignee: Jining Leader Printing Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-08-01
Anticipated expiration: 2033-03-22

Abstract

The utility model relates to the field of printing equipment, in particular to a dust removing structure of an electrostatic absorption type digital anti-counterfeiting printing machine. The utility model provides an anti-fake printing machine dust removal structure of static absorption formula digit for the dust removal of printing stock from front to back, including the crossbeam, be equipped with the carriage on the crossbeam, be connected with worm wheel, worm and rack on the carriage, worm and rack mesh respectively in the both sides that the worm wheel is relative, the lower extreme of rack passes through link fixedly connected with electrostatic roll, the rear side of electrostatic roll is equipped with the dust cage, be equipped with in the dust cage with electrostatic roll matched with brush cleaner, set up the gas vent on the dust cage, the gas vent is connected with evacuating device through the exhaust tube. The utility model provides a dust removing structure of an electrostatic absorption type digital anti-counterfeiting printing machine with good dust removing effect.

Description

Dust removing structure of electrostatic absorption type digital anti-counterfeiting printer

Technical Field

The utility model relates to the field of printing equipment, in particular to a dust removing structure of an electrostatic absorption type digital anti-counterfeiting printing machine.

Background

In the printing industry, dust is attached to the surface of a printing stock, so that the printing stock can be mixed into the printing ink in the printing process, and after the printing ink is used for a period of time, the impurities in the printing ink are gradually increased, so that not only can the printing be unclear, but also the quality of a product can be influenced. Therefore, the substrate surface needs to be de-dusted prior to printing.

When printing anti-counterfeiting watermarks on printing objects such as packaging boxes, the anti-counterfeiting watermarks are small-area patterns, so that large-area dust removal on the surfaces of the printing objects is not needed, the dust removal can be expected only on the positions where the anti-counterfeiting watermarks need to be printed, the burden of dust removal equipment is greatly reduced, and the problem to be solved is how to remove dust and improve the dust removal effect only on the positions where the anti-counterfeiting watermarks need to be printed.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the dust removing structure of the electrostatic absorption type digital anti-counterfeiting printer with good dust removing effect aiming at the defects in the prior art.

The technical scheme for solving the technical problems is as follows:

the utility model provides an anti-fake printing machine dust removal structure of static absorption formula digit for the dust removal of printing material from front to back, its characterized in that, including the crossbeam, be equipped with the carriage on the crossbeam, be connected with worm wheel, worm and rack on the carriage, worm and rack mesh respectively in the both sides that the worm wheel is relative, the lower extreme of rack passes through link fixedly connected with electrostatic roll, the rear side of electrostatic roll is equipped with the dust cage, be equipped with in the dust cage with electrostatic roll matched with cleaning brush, set up the gas vent on the dust cage, the gas vent is connected with evacuating device through the exhaust tube.

Further, the cleaning brush comprises a brush body and a roll shaft pivoted in the dust collecting cover, the brush body is arranged at the peripheral end of the roll shaft, a poking plate is fixedly connected in the dust collecting cover and arranged on one side, far away from the electrostatic roller, of the cleaning brush and matched with the brush body, and the air suction hole is arranged on the poking plate and is close to the poking plate.

Further, a sealing strip matched with the static roller in a sliding sealing way is arranged at the upper port of the dust collecting cover.

Further, a plurality of poking plates are arranged up and down in the dust hood, and an air suction hole is arranged at the upper side of each poking plate and close to the poking plate.

Further, tension springs are further arranged between the connecting frame and the sliding frame, and the tension springs are symmetrically arranged by taking the racks as centers.

Further, a guide rod is arranged in the spring, the upper end of the guide rod is fixedly connected to the upper end and the lower end of the sliding frame, and the guide rod is arranged in a guide groove in a sliding mode on the connecting frame in a penetrating mode.

Further, a locking bolt is arranged between the sliding frame and the cross beam.

Further, the cross section of the cross beam is rectangular.

Further, the electrostatic roller comprises an electrostatic generator electrically connected with the roller skin.

The beneficial effects of the utility model are as follows:

according to the utility model, through arranging the cross beam and the sliding frame, the electrostatic roller can accurately correspond to the position to be printed with the watermark along the moving position of the cross beam, and the worm wheel, the worm and the rack can adjust the pressing force between the electrostatic roller and a printing stock, so that the adsorption effect of the electrostatic roller is improved; the cleaning brush cleans dust adsorbed on the electrostatic roller and is pumped away by the vacuumizing device; the length of the conventional electrostatic roller is basically equal to the width of the conveying belt, and the length of the electrostatic roller of the device is greatly reduced, so that the manufacturing cost is reduced.

The dust collecting cover is also fixedly connected with the poking plate, the air suction hole is positioned on the upper side of the poking plate and is close to the poking plate, and the upper port of the dust collecting cover is further provided with the sealing strip which is in sliding sealing fit with the electrostatic roller, so that vacuum leakage in the vacuumizing process can be reduced, and the ash sucking effect is greatly improved.

In a word, this device is accurate satisfies anti-fake watermark printing's local dust removal demand, convenient to use, dust removal effect are good, are worth popularizing and applying.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the dust hood and electrostatic roller of the present utility model;

in the figure: 1. the cleaning brush comprises a conveying belt, a printing object, a cross beam, a sliding frame, a locking bolt, a worm wheel, a worm, a rack, a connecting frame, a tension spring, a guide rod, an electrostatic roller, a dust collecting cover, a sealing strip, an exhaust pipe and a cleaning brush.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the illustrated embodiments are provided for illustration only and are not intended to limit the scope of the present utility model.

As shown in fig. 1 and 2, the dust removing structure of the electrostatic absorption type digital anti-counterfeit printing machine of the present embodiment is used for removing dust from a printing material 2 moving from front to back.

The device comprises a cross beam 3, a sliding frame 4 is arranged on the cross beam 3, a worm wheel 6, a worm 7 and a rack 8 are connected to the sliding frame 4, the worm 7 and the rack 8 are respectively meshed with two opposite sides of the worm wheel 6, and the lower end of the rack 8 is fixedly connected with an electrostatic roller 12 through a connecting frame 9. The electrostatic roller 12 includes an electrostatic generator electrically connected to the roller belt, and the electrostatic generator is operable to cause the roller belt to have a charge opposite to that of dust, so that the electrostatic roller 12 can effectively attract dust.

The rear side of the electrostatic roller 12 is provided with a dust collection cover 13, a cleaning brush 15 matched with the electrostatic roller 12 is arranged in the dust collection cover 13, the dust collection cover 13 is provided with an air suction hole, and the air suction hole is connected with a vacuumizing device through an air suction pipe 14.

Further, a locking bolt 5 is arranged between the sliding frame 4 and the cross beam 3, and the sliding frame 4 can be locked on the cross beam 3 by the locking bolt 5 to prevent the sliding frame from moving. Furthermore, the cross section of the cross beam 3 is rectangular, the sliding frame 4 and the cross beam 3 are sleeved on the cross beam 3 in a matched manner, the rectangular cross beam 3 can prevent the sliding frame 4 from rotating around the cross beam 3, of course, the cross beam 3 can also be provided with other shapes such as triangles, pentagons and the like, as long as the rotation limiting effect can be achieved, and it is understood that the sliding frame 4 can be locked only by the locking bolt 5 even though the shape of the cross beam 3 is not limited. The rectangular cross beam 3 and the locking bolt 5 are matched for use, so that the positioning effect is more reliable.

In this embodiment, tension springs 10 are further disposed between the connecting frame 9 and the sliding frame 4, and the tension springs 10 are symmetrically disposed with the rack 8 as a center. Further, a guide rod 11 is arranged in the spring, the upper end of the guide rod 11 is fixedly connected to the upper end and the lower end of the sliding frame 4, and the guide rod is inserted into a guide groove formed in the connecting frame 9 in a sliding mode. In this way, the rack 8 can be prevented from bearing larger downward pulling force, and the structure is more stable.

In order to improve the dust extraction effect, the utility model adopts the structural design shown in fig. 2:

the cleaning brush 15 comprises a brush body and a roll shaft pivoted in the dust collecting cover 13, the brush body is arranged at the peripheral end of the roll shaft, a poking plate is fixedly connected in the dust collecting cover 13, the poking plate is arranged on one side, far away from the electrostatic roller 12, of the cleaning brush 15 and is matched with the brush body, and the air suction hole is arranged on the poking plate and is close to the poking plate.

Further, the upper port of the dust hood 13 is provided with a sealing strip 130 in sliding sealing fit with the electrostatic roller 12,

the setting like this, dial the board and can stir the brush cleaner 15 and shake down the dust on it, dial the board and cooperate with brush cleaner 15 and make and dial between board, brush cleaner 15, the 13 casings of dust cage enclose into a very little space of air leakage, the gas vent communicates with this space, evacuating device can more effectually take away the dust that shakes down.

Further, a plurality of poking plates are arranged up and down in the dust hood 13, and an air suction hole is arranged at the upper side of each poking plate and close to the poking plate. The cleaning force of the cleaning brush 15 is further enhanced by the arrangement, and the use effect is better.

According to the utility model, through arranging the cross beam 3 and the sliding frame 4, the electrostatic roller 12 can accurately correspond to the position to be printed with the watermark along the moving position of the cross beam 3, and the worm wheel 6, the worm 7 and the rack 8 can adjust the pressing force between the electrostatic roller 12 and the printing stock 2, so that the adsorption effect of the electrostatic roller 12 is improved; the cleaning brush 15 cleans dust adsorbed on the electrostatic roller 12 and is pumped away by a vacuumizing device; the length of the conventional electrostatic roller 12 is basically equal to the width of the conveyer belt 1, and the length of the electrostatic roller 12 of the device is greatly reduced, so that the manufacturing cost is reduced.

The suction plate is fixedly connected in the dust hood 13, the suction hole is positioned on the upper side of the suction plate and is close to the suction plate, and the sealing strip 130 which is in sliding sealing fit with the electrostatic roller 12 is arranged at the upper port of the dust hood 13, so that vacuum leakage in the vacuum pumping process can be reduced, and the ash pumping effect is greatly improved.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above description will be apparent to those of skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. The utility model provides an anti-fake printing machine dust removal structure of static absorption formula digit for the dust removal of printing stock (2) of backward motion in the past, a serial communication port, including crossbeam (3), be equipped with carriage (4) on crossbeam (3), be connected with worm wheel (6) on carriage (4), worm (7) and rack (8) mesh respectively in worm wheel (6) relative both sides, the lower extreme of rack (8) is through link (9) fixedly connected with electrostatic roll (12), the rear side of electrostatic roll (12) is equipped with dust collecting cover (13), be equipped with in dust collecting cover (13) with electrostatic roll (12) matched with brush cleaner (15), the extraction hole has been seted up on dust collecting cover (13), the extraction hole is connected with evacuating device through exhaust tube (14).

2. The dust removing structure of the electrostatic absorption type digital anti-counterfeiting printing machine according to claim 1, wherein the cleaning brush (15) comprises a brush body and a roll shaft pivoted in the dust collecting cover (13), the brush body is arranged at the peripheral end of the roll shaft, a poking plate is fixedly connected in the dust collecting cover (13), the poking plate is arranged at one side, far away from the electrostatic roll (12), of the cleaning brush (15) and matched with the brush body, and the air suction hole is arranged at the upper side of the poking plate and is close to the poking plate.

3. The dust removing structure of the electrostatic absorption type digital anti-counterfeit printing machine according to claim 2, wherein the upper port of the dust collecting cover (13) is provided with a sealing strip (130) which is in sliding sealing fit with the electrostatic roller (12).

4. A dust removing structure of an electrostatic absorption type digital anti-counterfeit printing machine according to claim 2 or 3, wherein a plurality of poking plates are arranged up and down in the dust collecting cover (13), and an air suction hole is arranged at the upper side of each poking plate and near the poking plate.

5. A dust removing structure of an electrostatic absorption type digital anti-counterfeit printing machine according to any one of claims 1 to 3, wherein tension springs (10) are further arranged between the connecting frame (9) and the sliding frame (4), and the tension springs (10) are symmetrically arranged with the rack (8) as a center.

6. The dust removing structure of the electrostatic absorption type digital anti-counterfeiting printer according to claim 5, wherein a guide rod (11) is arranged in the spring, the upper end of the guide rod (11) is fixedly connected to the sliding frame (4), and the lower end of the guide rod is slidably penetrated in a guide groove arranged on the connecting frame (9).

7. The dust removing structure of the electrostatic absorption type digital anti-counterfeiting printer according to claim 1, wherein a locking bolt (5) is arranged between the sliding frame (4) and the cross beam (3).

8. The dust removing structure of an electrostatic absorption type digital anti-counterfeit printing machine according to claim 7, wherein the cross beam (3) has a rectangular cross section.

9. The dust removing structure of an electrostatic absorption type digital anti-counterfeit printing machine according to claim 1, wherein the electrostatic roller (12) comprises an electrostatic generator electrically connected with a roller skin.