CN219467301U

CN219467301U - Dust removing device of printing machine

Info

Publication number: CN219467301U
Application number: CN202320635162.7U
Authority: CN
Inventors: 王茂兴; 王荣虎; 余海华; 付剑
Original assignee: Jiangxi Yuetu Fenghua Color Printing Co ltd
Current assignee: Jiangxi Yuetu Fenghua Color Printing Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-08-04
Anticipated expiration: 2033-03-28

Abstract

The utility model relates to the technical field of dust removal of printing machines, and discloses a dust removal device of a printing machine, which comprises a rack, transmission rollers, a dust removal pipe, a dust collection nozzle and a dust collector, wherein the rack is symmetrically arranged; according to the utility model, the distance measuring sensors at the two ends of the two groups of transmission rollers can sense the thickness of a material to be printed, the PLC is used for controlling the electric sliding blocks at the two groups of transmission rollers to slide in the electric sliding rail to adjust the proper distance, and meanwhile, the PLC is used for controlling the double-throw control switch to control the adjusting motor to drive the travel screw to rotate, so that the distance between the two groups of dust removing pipes and the dust collecting nozzle with the same thickness and size as the material to be printed can be adjusted under the cooperation of the two groups of adjusting blocks, dust absorption on the surfaces of the material to be printed with different thicknesses is realized, and the dust removing effect on the surfaces of the printed materials with different thicknesses is further improved.

Description

Dust removing device of printing machine

Technical Field

The utility model relates to the technical field of dust removal of printing machines, in particular to a dust removal device of a printing machine.

Background

When the printer is used for printing, paper is usually conveyed into the printing mechanism for printing through a plurality of groups of conveying rollers, dust is stained on two sides and surfaces of the paper in the storage process before printing, the printing quality is affected during printing, printing is unclear, and even printing equipment is possibly blocked, so that the paper needs to be dedusted by the dedusting mechanism.

As disclosed in Chinese patent publication No. CN218020758U, the dust removing device of the printing machine is characterized in that negative pressure is formed in the dust removing pipe through the exhaust fan to suck dust on paper, the dust is filtered and intercepted through the air filter element, so that the dust is cleaned, a brush is replaced for dust removal in a dust collection mode, the friction on the paper in the dust removal process is reduced, and the problem that the paper is possibly damaged in dust removal is solved;

but when in actual use, the transmission roller in this printing machine dust collector is unique in dust absorption mouth interval, can't carry out the adjustment interval according to material thickness, can't carry out the transmission dust removal to the printing material that thickness is great, and is too big to the printing material interval that thickness is less, and the dust absorption power is insufficient, can't fully obtain the dust removal, leads to the dust removal to have the limitation.

Disclosure of Invention

The utility model aims to provide a dust removing device of a printing machine, which aims to solve the problems that the distance between a transmission roller and a dust suction nozzle of the existing dust removing device of the printing machine is unique, the distance cannot be flexibly adjusted according to the thickness of a material to be printed, and the dust removal is limited.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a printing machine dust collector, includes frame and transmission roller and the dust removal pipe that the symmetry set up, dust absorption mouth, dust catcher are located one side frame top fixed mounting has accommodate motor, two sets of frame inner wall one side symmetry fixed mounting has electronic slide rail, two sets of transmission roller peripheral both ends respectively fixed mounting have range finding sensor, two sets of frame top surface middle part has run through stroke screw rod, slide bar respectively, two sets of transmission roller both ends respectively fixedly connected with regulating block, two sets of transmission roller is close to dust catcher one end and has the shunt tubes respectively through connection.

Preferably, two groups of electric sliding blocks matched with the electric sliding rails are respectively arranged at two ends of the transmission roller, and the two groups of electric sliding blocks slide in the two groups of inner walls of the electric sliding rails.

Preferably, the two groups of the inner side faces of the frame are symmetrically provided with adjusting grooves, and the tops of the two groups of the adjusting blocks are respectively provided with a through hole and an internal threaded hole in a penetrating mode.

Preferably, the output end of the adjusting motor is connected with the top end of the travel screw, two groups of adjusting blocks are respectively sleeved with the travel screw and the periphery of the sliding rod through internal threaded holes and through holes, and the two groups of adjusting blocks symmetrically slide in the two groups of inner walls of the adjusting groove respectively.

Preferably, a yielding groove is formed in the outer side face of the frame on one side of the dust collector in a penetrating mode, and a corrugated pipe is arranged between the output end of the dust collector and the shunt pipe.

Preferably, the distance measuring sensor is electrically connected with the electric sliding rail through a PLC controller, and the PLC controller is electrically connected with the double-throw control switch of the adjusting motor.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the distance measuring sensors at the two ends of the two groups of transmission rollers can sense the thickness of a material to be printed, the PLC is used for controlling the electric sliding blocks at the ends of the two groups of transmission rollers to slide in the electric sliding rail to adjust the proper distance, meanwhile, the PLC is used for controlling the double-throw control switch to control the adjusting motor to drive the travel screw to rotate, so that the distance between the two groups of dust removing pipes and the dust collecting nozzle with the same thickness size as the material to be printed can be adjusted under the cooperation of the two groups of adjusting blocks, dust absorption on the surfaces of the material to be printed with different thicknesses is realized, the dust removing effect on the surfaces of the material to be printed with different thicknesses is further improved, and the problems that the distance between the transmission rollers and the dust collecting nozzle of the existing dust removing device of the printer is unique, the distance cannot be flexibly adjusted according to the thickness of the material to be printed, and the dust removing has limitation are solved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic side sectional view of the present utility model;

figure 3 is a schematic side view of the cleaner of the present utility model.

In the figure: 1. a frame; 2. a conveying roller; 3. a dust removal pipe; 4. a dust collector; 5. adjusting a motor; 6. an electric slide rail; 7. a ranging sensor; 8. an adjustment tank; 9. a travel screw; 10. a slide bar; 11. an adjusting block; 12. a shunt; 13. a bellows; 14. a relief groove; 301. a dust suction nozzle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

Referring to fig. 1-3, the present utility model provides a technical solution: the dust removing device of the printing machine comprises a frame 1, a transmission roller 2, a dust removing pipe 3, a dust collecting nozzle 301 and a dust collector 4 which are symmetrically arranged, wherein an adjusting motor 5 is fixedly arranged at the top of the frame 1 positioned at one side of the dust collector 4, and electric sliding rails 6 are symmetrically and fixedly arranged at one side of the inner walls of the two groups of frames 1;

the two ends of the periphery of the two groups of transmission rollers 2 are respectively and fixedly provided with a distance measuring sensor 7, the middle parts of the top surfaces of the two groups of racks 1 are respectively penetrated with a travel screw rod 9 and a sliding rod 10, the two ends of the two groups of transmission rollers 2 are respectively and fixedly connected with an adjusting block 11, and one ends of the two groups of transmission rollers 2, which are close to the dust collector 4, are respectively and penetratingly connected with a shunt pipe 12;

the dust collector 4 can carry out negative pressure on the inner cavity of the dust removing pipe 3 through the matching of the shunt pipe 12 and the corrugated pipe 13, so that the dust collecting nozzle 301 can absorb dust on the surface of the material to be printed between the two groups of dust removing pipes 3, and the dust removing effect is achieved;

the distance measuring sensors 7 at two ends of the two groups of transmission rollers 2 can sense the thickness of a material to be printed, and the PLC controls the electric sliding blocks at the two groups of transmission rollers 2 to slide in the electric sliding rail 6 to adjust the proper distance, meanwhile, the PLC controls the double-throw control switch to control the adjusting motor 5 to drive the travel screw 9 to rotate, and the two groups of adjusting blocks 11 are matched in the adjusting groove 8 through the internally threaded holes with opposite inner walls, so that the distance between the two groups of dust removing pipes 3 and the dust collecting nozzle 301 with the same thickness size of the material to be printed can be adjusted, dust absorption on the surfaces of the material to be printed with different thicknesses is realized, and the dust removing effect on the surfaces of the printed materials with different thicknesses is further improved.

Wherein, two sets of transmission roller 2 both ends install respectively with electric slide rail 6 assorted electric slide block, and two sets of electric slide blocks slide in two sets of electric slide rail 6 inner walls, and the thickness of waiting the printing material can be responded to the range finding sensor 7 at two sets of transmission roller 2 both ends to through the suitable interval of electric slide block slip adjustment of PLC controller control two sets of transmission roller 2 tip in electric slide rail 6.

Wherein, the regulating tank 8 has been seted up to two sets of frame 1 medial surface symmetry, through-hole and internal thread hole have been seted up respectively in two sets of regulating block 11 tops, regulating motor 5 output is connected with stroke screw rod 9 top end, stroke screw rod 9 and slide bar 10 periphery are located with the through-hole cover to two sets of regulating block 11 respectively internal thread hole, and two sets of regulating block 11 symmetry slip respectively in two sets of regulating tank 8 inner walls, PLC controller control double throw control switch control regulating motor 5 drives stroke screw rod 9 rotation, and two sets of regulating block 11 slip in regulating tank 8 through the internal thread hole cooperation that sets up the inner wall opposite for two sets of dust removal pipes 3 and dust absorption mouth 301 are adjustable with waiting to print the interval of thing with thickness size, realized adsorbing the dust to waiting to print the thing surface of different thickness.

Wherein, the outer side surface of the frame 1 positioned at one side of the dust collector 4 is provided with a yielding groove 14 in a penetrating way, a corrugated pipe 13 is arranged between the output end of the dust collector 4 and the shunt pipe 12, and when the two groups of dust collecting pipes 3 slide to adjust the distance between the adjusting blocks 11, the U-shaped corrugated pipe 13 at the outer end part of the dust collecting pipes 3 can synchronously slide and adjust in the yielding groove 14.

The distance measuring sensor 7 and the electric sliding rail 6 are electrically connected with each other, the PLC controller is electrically connected with the double-throw control switch of the adjusting motor 5, the distance measuring sensor 7 at two ends of the two groups of transmission rollers 2 can sense the thickness of a material to be printed, the electric sliding blocks at the two groups of transmission rollers 2 are controlled by the PLC controller to slide in the electric sliding rail 6 to adjust the proper distance, and meanwhile, the PLC controller controls the double-throw control switch to control the adjusting motor 5 to drive the travel screw 9 to rotate.

Working principle: when the automatic dust removing device is used, when materials to be printed are close to between two groups of conveying rollers 2, the distance measuring sensors 7 at two ends of the two groups of conveying rollers 2 can sense the thickness of the materials to be printed, and the PLC controls the electric sliding blocks at the two ends of the two groups of conveying rollers 2 to slide in the electric sliding rail 6 to adjust the proper distance, meanwhile, the PLC controls the double-throw control switch to control the regulating motor 5 to drive the travel screw 9 to rotate, and the two groups of regulating blocks 11 slide in the regulating groove 8 through the matching of the internally threaded holes with opposite inner walls, so that the distance between the two groups of dust removing pipes 3 and the dust collecting nozzle 301 with the same thickness and size as the materials to be printed can be adjusted, dust absorption on the surfaces of the materials to be printed with different thicknesses can be realized, and the dust removing effect on the surfaces of the materials to be printed with different thicknesses can be improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the principles of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a printing machine dust collector, includes frame (1) and transmission roller (2) and dust removal pipe (3) that the symmetry set up, dust absorption mouth (301), dust catcher (4), its characterized in that: the dust collector comprises a dust collector body, a rack (1), a distance measuring sensor (7), a travel screw (9) and a slide rod (10), wherein the top of the rack (1) is fixedly provided with an adjusting motor (5), two groups of the adjusting motor are symmetrically and fixedly provided with an electric slide rail (6), two groups of the distance measuring sensor are fixedly provided with two ends of the periphery of a transmission roller (2), the middle of the top surface of the rack (1) is respectively penetrated with a travel screw (9) and a slide rod (10), two groups of the distance measuring sensor are fixedly provided with adjusting blocks (11) respectively, and two groups of the distance measuring sensor are respectively penetrated with a shunt pipe (12) respectively when the transmission roller (2) is close to one end of the dust collector (4).

2. A dust collector for a printing press as set forth in claim 1, wherein: two groups of electric sliding blocks matched with the electric sliding rails (6) are respectively arranged at two ends of the transmission roller (2), and the two groups of electric sliding blocks slide in the inner walls of the two groups of electric sliding rails (6).

3. A printing press dust collector as set forth in claim 2 wherein: two groups of regulating grooves (8) are symmetrically formed in the inner side faces of the frame (1), and through holes and internal thread holes are respectively formed in the tops of the two groups of regulating blocks (11) in a penetrating mode.

4. A printing press dust collector according to claim 3, wherein: the output end of the adjusting motor (5) is connected with the top end of the travel screw (9), two groups of adjusting blocks (11) are sleeved on the periphery of the travel screw (9) and the slide rod (10) through internal threaded holes and through holes respectively, and the two groups of adjusting blocks (11) symmetrically slide in the inner walls of the two groups of adjusting grooves (8) respectively.

5. A printing press dust collector as set forth in claim 4 wherein: the outer side surface of the frame (1) positioned at one side of the dust collector (4) is provided with a yielding groove (14) in a penetrating way, and a corrugated pipe (13) is arranged between the output end of the dust collector (4) and the shunt pipe (12).

6. A printing press dust collector as set forth in claim 5 wherein: the distance measuring sensor (7) is electrically connected with the electric sliding rail (6) through a PLC, and the PLC is electrically connected with the double-throw control switch of the adjusting motor (5).