CN112549768A

CN112549768A - Automatic powder spraying system for printing machine paper

Info

Publication number: CN112549768A
Application number: CN202011150611.6A
Authority: CN
Inventors: 涂美刚; 杨万胜; 涂美良
Original assignee: Zhengzhou Jiajia Printing Co ltd
Current assignee: Zhengzhou Jiajia Printing Co ltd
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-03-26

Abstract

The application relates to an automatic system of dusting of printing machine paper, including the printing machine, printing machine one end is provided with receiving mechanism, receiving mechanism with be provided with the case of dusting between the printing machine, the case of dusting is connected with and supplies powder mechanism, be provided with feed inlet and discharge gate on the case of dusting, be provided with transport mechanism along feed inlet to discharge gate in the case of dusting, the incasement portion of dusting is provided with the powder spray head along perpendicular and transport mechanism direction of transportation, just feed inlet and discharge gate department all are provided with suction mechanism, be provided with screening mechanism on the suction mechanism intercommunication, screening mechanism intercommunication has the collection box. This application has the effect that reduces the powder pollution and will realize recycling the raise dust recovery processing.

Description

Automatic powder spraying system for printing machine paper

Technical Field

The application relates to the field of printing equipment, in particular to an automatic powder spraying system for paper of a printing machine.

Background

With the continuous development and progress of society, the demand for printed products is continuously expanding, the content of the printed products is more and more abundant, the required ink of different printed products is different, and the adhesive capacity of different inks are also different. In order to improve the printing efficiency, the printed paper is usually directly wound without air drying, so that the printed matter is adhered to the back of the printed matter, and the printing quality is affected.

To solve this problem, the skilled person chooses to spray a layer of powder before the prints are wound or stacked, so that the prints have a smooth surface and no adhesive capacity. Most of the existing powder spraying equipment adopts a single-side powder spraying process, and powder is sprayed on the side surface of a printed printing stock.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the powder which is not attached to the surface of the printing stock after the powder is sprayed can be scattered in the air to form flying dust, so that the powder is wasted, and the health of workers can be influenced.

Disclosure of Invention

In order to carry out spacing collection to the raise dust, this application provides an automatic system of dusting of printing machine paper.

The application provides an automatic powder spraying system of printing machine paper adopts following technical scheme:

the utility model provides an automatic system of dusting of printing machine paper, includes the printing machine, printing machine one end is provided with receiving mechanism, receiving mechanism with be provided with the case of dusting between the printing machine, the case of dusting is connected with and supplies powder mechanism, be provided with feed inlet and discharge gate on the case of dusting, be provided with transport mechanism along feed inlet to discharge gate in the case of dusting, the incasement portion of dusting is provided with the powder spray head along perpendicular and transport mechanism direction of transportation, just feed inlet and discharge gate department all are provided with suction mechanism, be provided with screening mechanism on the suction mechanism intercommunication, screening mechanism intercommunication has the collection box.

Through adopting above-mentioned technical scheme, the setting of case of dusting can be with the powder restriction in the operation of dusting in the case of dusting to it is the space volume of loss to have reduced the powder and sprayed out, has reduced the pollution to the environment, and the setting of powder spray head can be to stock spraying, and the setting of suction mechanism can be collected the powder that wanders in the spray box and from spray box feed inlet and the powder that the spray box discharge gate escaped. The screening mechanism can screen the waste materials pumped by the suction mechanism, screen the reusable powder and move the reusable powder to the recycling box.

Preferably, the suction mechanism comprises a fixing frame, a suction pipeline is arranged on the fixing frame, and a plurality of suction openings are formed in the suction pipeline.

Through adopting above-mentioned technical scheme, the setting of suction pipeline and suction mouth can be to the powder that overflows in discharge gate and the feed inlet suction.

Preferably, the suction mechanism further comprises an inner suction pipe arranged in the powder spraying box, two ends of the inner suction pipe respectively penetrate through the side wall of the powder spraying box and are communicated with the suction pipeline at the discharge port and the air suction pipeline at the feed port, and the inner suction pipe is also provided with a plurality of air suction ports.

Through adopting above-mentioned technical scheme, the setting of inside suction tube can be to the powder that wanders in the spray box suction to make the powder in the spray box can not produce in the spray box and pile up, reduced the clearance of staff to piling up the powder in the spray box.

Preferably, the screening mechanism includes the selection powder machine, be provided with waste material mouth and feed back mouth on the selection powder machine, waste material mouth intercommunication has the dump bin, feed back mouth intercommunication has the feed back pipeline, the feed back pipeline with the collection box intercommunication sets up.

Through adopting above-mentioned technical scheme, the setting of selection powder machine can conveniently be sieved out the powder in the waste material, and the staff can be to these powder reuse of sieving out from the waste material.

Preferably, the suction pipeline is communicated with a waste pipeline, the waste pipeline is communicated with a drying box, and the drying box is communicated with the powder concentrator.

Through adopting above-mentioned technical scheme, the setting of stoving case can be dried the waste material that gets into the suction pipeline from suction opening department, and it makes the waste material wet the condition that produces the bonding take place to avoid having moisture in the waste material when great.

Preferably, the powder supply mechanism comprises a mixing box and a storage barrel, the storage barrel is arranged above the mixing box, a discharging pipeline is arranged between the storage barrel and the mixing box, a discharging valve is arranged on the discharging pipeline, an air inlet and a powder supply port are formed in the mixing box, the air inlet is communicated with a mixing fan, the powder supply port is communicated with a powder supply pipeline, and the powder supply pipeline is communicated with the powder spraying head.

Through adopting above-mentioned technical scheme, the setting of storage cylinder can be deposited the powder, directly puts into the powder in the compounding box when making things convenient for the staff to add the powder in the compounding box. The mixing fan can blow air into the powder box, powder in the powder box overturns in the powder box under the action of wind power, enters the powder supply pipeline from the powder supply port, and is finally sprayed onto a printing stock from the powder spraying head.

Preferably, a filter screen is arranged at the air inlet of the mixing fan.

Through adopting above-mentioned technical scheme, the setting of filter screen can keep apart outside the fan air inlet with great particulate matter in the external environment, avoids great particulate matter among the external environment to get into the fan and causes destruction or get into and cause the pollution to the powder in the mixture box to the fan.

Preferably, correspond air intake department and be provided with air volume control box in the mixing box, air volume control box with the air intake intercommunication sets up, just air volume control box orientation be provided with the vent in the mixing box, vent department is provided with shelters from the fan, it shelters from a pivoted axis of rotation to be provided with control in the control box, the axis of rotation with the control box rotates to be connected, just axis of rotation one end is passed mixing box top wall is provided with the rotation handle.

Through adopting above-mentioned technical scheme, the setting of air volume control box can make things convenient for the staff to control the amount of wind that gets into in the mixing box, shelters from the fan and can change the size of vent to the realization passes through the control of the amount of wind to the vent.

Preferably, the top wall of the mixing box is provided with an arc-shaped scale mark, and the rotating handle faces one side of the scale mark and is provided with an indication tip.

Through adopting above-mentioned technical scheme, the staff can make things convenient for the control of fan position to whole sheltering from with the setting of instructing most advanced, makes the control to the amount of wind can audio-visual reaction on the reading to the scale.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is another perspective overall structure diagram of the present application.

Fig. 3 is a schematic cross-sectional view of the inside of the powder spray box of the present application.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 5 is a schematic view of an internal structure of the air volume control box according to the present invention.

Reference numerals: 1. a printing press; 2. a material receiving mechanism; 3. a powder spraying box; 31. a powder spraying pipeline; 32. a support frame; 4. a powder supply mechanism; 41. a mixing box; 411. a cover body; 412. a box body; 413. an air inlet; 414. a powder supply port; 415. an electromagnetic valve; 416. a controller; 42. a material storage barrel; 421. a discharge pipe; 422. a discharge valve; 423. a control lever; 424. a ball-shaped handle; 425. a cover; 43. an air volume control box; 431. a vent; 432. a shielding fan; 433. a rotating shaft; 434. rotating the handle; 435. scale lines; 436. an indicating tip; 44. a mixing fan; 45. a filter screen; 5. a transport mechanism; 51. an active belt; 52. a driven belt; 53. a conveyance motor; 6. a powder spray head; 7. a suction mechanism; 71. a fixed mount; 72. a suction duct; 73. a suction port; 74. a suction nozzle; 75. an inner suction tube; 76. a waste conduit; 77. a drying box; 78. an exhaust fan; 8. a screening mechanism; 81. selecting a powder machine; 82. a waste material port; 83. a feed back port; 84. a waste bin; 85. and (6) a recycling bin.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an automatic powder spraying system for printing machine paper. Referring to fig. 1 and 2, an automatic powder spraying system for paper of a printing machine comprises the printing machine 1, a powder spraying box 3 is arranged at a paper outlet of the printing machine 1, a feeding hole and a discharging hole are arranged on the powder spraying box 3, printed materials are conveyed out of the paper outlet of the printing machine 1 and then enter the feeding hole of the powder spraying box 3, the powder spraying box 3 is arranged to be an inclined box body, and the height of one end of the feeding hole of the powder spraying box 3 is lower than that of one end of the discharging hole. One end of a discharge hole of the powder spraying box 3 is provided with a material receiving mechanism 2. When the printing stock in the printing machine 1 enters the powder spraying box 3 after being printed by the printing machine 1, the ink on the printing stock can not be stained on other printing stocks when being stacked after the powder spraying is carried out in the powder spraying box 3. After the printing stock is subjected to powder spraying in the powder spraying box 3, the printing stock enters the material receiving mechanism 2 and is stacked on the material receiving mechanism 2.

Referring to fig. 2, be provided with transport mechanism 5 in the case 3 that dusts, transport mechanism 5 includes that the branch locates two transportation groups that form the passageway both sides between discharge gate and the feed inlet, and every transportation group includes two transportation areas, hugs closely the setting between two transportation areas of same transportation group, and when the stock got into from the feed inlet of case 3 that dusts, two just right sides of stock can be by the transportation area centre gripping of two transportation groups respectively, and the stock can follow the transportation area rebound to the discharge gate. And each group of the conveyer belts comprises a driving belt 51 and a driven belt 52, one end of the driving belt 51 is provided with a driving roller for driving the driving belt 51 to convey, and the side wall of the driving roller penetrating through the pot powder spraying box 3 is connected with a conveyer motor 53. The cooperation of the driving belt 51 and the driven belt 52 can reduce the occurrence of the breakage of the loaded objects caused by different friction forces on the upper and lower surfaces of the loaded objects due to different conveying speeds of the two conveying belts in the same group which have independent power sources.

Referring to fig. 3, in order to spray the carried object entering the powder spraying box 3, a plurality of powder spraying pipelines 31 are respectively disposed on two side walls parallel to the carried object in the powder spraying box 3, in this embodiment, three powder spraying pipelines 31 are disposed on each side wall, a plurality of powder spraying heads 6 are uniformly disposed on each powder spraying pipeline 31, and one end of each powder spraying head 6 facing the carried object is set to be flat. Three powder spraying pipelines 31 on each side surface are communicated with a main powder spraying pipeline 31, a connecting pipeline is arranged on the side wall of the powder spraying box 3, the main powder spraying pipelines 31 are communicated with the connecting pipeline, one end of the connecting pipeline, facing the outer side of the powder spraying box 3, is communicated with a powder supply pipeline, and the free end of the powder supply pipeline is communicated with a powder supply mechanism 4.

Referring to fig. 3, a support frame 32 is arranged beside the powder spraying box 3, a powder supply mechanism 4 is arranged on the support frame 32, the powder supply mechanism 4 comprises a mixing fan 44 fixedly arranged on the support frame 32, an air inlet of the mixing fan 44 is connected with an air inlet pipeline, and an opening end of the air inlet pipeline is provided with a filter screen 45. The pipeline at the air outlet of the mixing fan 44 is communicated with the mixing box 41, the mixing box 41 is divided into a cover 411 and a box 412, the cover 411 is disc-shaped, the box 412 is hemispherical, a fixing hoop is arranged between the box 412 and the cover 411, the fixing hoop can fix the box 412 on the cover 411, the cover 411 is provided with an air inlet 413 and a powder supply port 414, the air inlet 413 is communicated with the air outlet of the mixing fan 44, and the powder supply port 414 is communicated with the powder supply pipeline. Meanwhile, in order to supply powder into the mixing box 41, a material storage barrel 42 is arranged above the mixing box 41, the material storage barrel 42 is fixed on the cover 411, a material discharge pipeline 421 is arranged at one end of the material storage barrel 42 facing the mixing box 41, and the material discharge pipeline 421 extends towards one end in the box 412 and is arranged close to the inner bottom surface of the box 412. While a cover 425 is provided at the opening of the storage cylinder 42. In order to control the powder in the storage cylinder 42 to enter the mixing box 41, a discharge valve 422 is arranged on a section of the discharge pipe 421 between the cover 411 and the storage cylinder 42, a control rod 423 for controlling the on-off of the discharge valve 422 is arranged on the discharge valve 422, and a knob 424 is arranged at the free end of the control rod 423. When emptying is needed, the operator can open the emptying valve 422 by gripping the spherical handle 424 and rotating the control rod 423.

Referring to fig. 3, in order to control the amount of air entering the mixing box 41 of the fan, an air volume control box 43 is disposed in the cover 411, the air volume control box 43 is communicated with the air inlet 413, a vent 431 is disposed in the air volume control box 43 and faces one side of the box 412 of the mixing box 41, the vent 431 is disposed in an arc hole coaxial with the cover 411, a shielding fan 432 is disposed in the corresponding mixing box 41, the shielding fan 432 is disposed opposite to the vent 431, a rotating shaft 433 is disposed on the shielding fan 432 and corresponds to the axial position of the cover 411, the rotating shaft 433 is rotatably connected with the air volume control box 43, and the rotating shaft 433 penetrates the cover 411 and is connected with a rotating handle 434 facing one. An arc-shaped scale line 435 is arranged on the top wall of the cover 411 corresponding to the free end of the rotating handle 434, and an indication tip 436 is arranged on one side of the rotating handle 434 close to the scale line 435. Meanwhile, an electromagnetic valve 415 is arranged at an air inlet 413 of the cover 411, the air inlet of the mixing fan 44 is communicated with the electromagnetic valve 415, and the electromagnetic valve 415 is electrically connected with a controller 416.

Referring to fig. 3, in consideration of the fact that during use, a lot of dust can occur in the powder spraying box 3 during use, and the dust can escape from the discharge opening and the feed opening of the powder spraying box 3, which causes environmental pollution, a suction mechanism 7 is arranged at the discharge opening of the powder spraying box 3, the suction mechanism 7 comprises a fixed frame 71, a suction pipeline 72 is fixedly arranged on the fixed frame 71, an internal suction pipe 75 is arranged between the two suction pipelines 72 in a communicating manner, the internal suction pipe 75 is arranged in the powder spraying box 3 in a penetrating manner and passes through the end wall of the powder spraying box 3 to be communicated with the suction pipeline 72, a plurality of suction openings 73 are arranged on the internal suction pipe 75 and the suction pipeline 72, the suction openings 73 on the internal suction pipe 75 are both arranged far away from the printing stock moving space, the suction openings 73 on the suction pipeline 72 are arranged towards the printing stock moving direction, and the situation that the suction openings 73 directly suck away the powder, and a trumpet-shaped suction nozzle 74 is provided at each suction port 73. Meanwhile, the two suction pipelines 72 are communicated to form a waste pipeline 76, the waste pipeline 76 is communicated with an exhaust fan 78 and is communicated with a drying box 77, the drying box 77 can evaporate moisture in the waste passing through the drying box 77, and the situation that the waste is damped and bonded when more moisture enters the suction pipelines 72 from an air suction opening is prevented; the waste material through drying is discharged from the bin outlet on stoving case 77, and the bin outlet on stoving case 77 intercommunication has screening mechanism 8. Screening mechanism 8 includes selection powder machine 81, is provided with waste material mouth 82 and feed back 83 on selection powder machine 81, and selection powder machine 81 discharges to collection box 85 from feed back 83 after screening the powder that the particle size is the same with former powder, and the waste material case 84 is discharged from waste material mouth 82 to the granule that will not accord with former powder granularity. The worker can put the collected raw materials in the recycling bin 85 into the material storage barrel 42 again for powder spraying.

The implementation principle of the automatic powder spraying system for the paper of the printing machine in the embodiment of the application is as follows: when spraying, the worker puts the powder into the material storage cylinder 42, then opens the discharge valve 422, puts the powder into the mixing box 41, then drives the mixing fan 44 to work, opens the electromagnetic valve 415, and completes the change of the shielding area of the vent 431 by the shielding fan 432 through adjusting the rotating handle 434. The powder enters the feeding pipeline under the action of the mixing fan 44 and enters the powder spraying head 6 from the feeding pipeline, and the printing stock is sprayed under the action of the powder spraying head 6. The powder material wandering in the spray box is sucked into the suction pipeline 72 by the suction nozzle 74, and is moved into the drying box 77 from the suction pipeline 72 to be dried, and then is conveyed to the powder concentrator 81 by wind power, the powder concentrator 81 screens waste materials, the powder material in the waste materials enters the recovery box 85 from the feed back port 83, and the powder material in the recovery box 85 is collected by workers and can be put into the storage barrel 42 again for use.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic system of dusting of printing machine paper, includes printing machine (1), printing machine (1) one end is provided with receiving mechanism (2), its characterized in that: receiving mechanism (2) with be provided with between printing machine (1) case (3) of dusting, case (3) of dusting is connected with supplies powder mechanism (4), be provided with feed inlet and discharge gate on case (3) of dusting, be provided with transport mechanism (5) along feed inlet to discharge gate in case (3) of dusting, case (3) of dusting is inside to be provided with around perpendicular and transport mechanism (5) direction of transportation to be dusted (6), just feed inlet and discharge gate department all are provided with suction mechanism (7), be provided with screening mechanism (8) on suction mechanism (7) the intercommunication, screening mechanism (8) intercommunication has collection box (85).

2. The automatic powder spraying system for the paper of the printing machine as claimed in claim 1, wherein: the suction mechanism (7) comprises a fixing frame (71), a suction pipeline (72) is arranged on the fixing frame (71), and a plurality of suction openings are formed in the suction pipeline (72).

3. The automatic powder spraying system for the paper of the printing machine as claimed in claim 2, wherein: the suction mechanism (7) further comprises an inner suction pipe (75) arranged in the powder spraying box (3), two ends of the inner suction pipe (75) respectively penetrate through the side wall of the powder spraying box (3), a suction pipeline (72) discharged from the discharge hole and an air suction pipeline at the feed inlet, and the inner suction pipe (75) is also provided with a plurality of air suction ports.

4. A printer paper powder spraying system according to claim 3, wherein: screening mechanism (8) are including selection powder machine (81), be provided with waste material mouth (82) and feed back mouth (83) on selection powder machine (81), waste material mouth (82) intercommunication has waste material case (84), feed back mouth (83) intercommunication has the feed back pipeline, the feed back pipeline with collection box (85) intercommunication sets up.

5. The automatic powder spraying system for the paper of the printing machine as claimed in claim 4, wherein: the waste material pipeline (76) is communicated with the suction pipeline (72), the waste material pipeline (76) is communicated with a drying box (77), the drying box (77), and the drying box (77) is communicated with the powder concentrator (81).

6. The automatic powder spraying system for the paper of the printing machine as claimed in claim 1, wherein: supply powder mechanism (4) including mixing box (41), storage feed cylinder (42) set up in mixing box (41) top, just storage feed cylinder (42) with be provided with between mixing box (41) baiting pipeline (421), be provided with baiting valve (422) on baiting pipeline (421), be provided with air intake (413) on mixing box (41) and supply powder mouth (414), air intake (413) department intercommunication has compounding fan (44), it has the powder supply pipeline to supply powder mouth (414) department intercommunication, supply the powder pipeline with dusting head (6) intercommunication sets up.

7. The automatic powder spraying system for the paper of the printing machine as claimed in claim 6, wherein: and a filter screen (45) is arranged at the air inlet of the mixing fan (44).

8. The automatic powder spraying system for the paper of the printing machine as claimed in claim 6, wherein: correspond air intake (413) department in mixing box (41) and be provided with air volume control box (43), air volume control box (43) with air intake (413) intercommunication sets up, just air volume control box (43) orientation be provided with vent (431) in mixing box (41), vent (431) department is provided with shelters from fan (432), be provided with control in the control box and shelter from fan (432) pivoted axis of rotation (433), axis of rotation (433) with the control box rotates to be connected, just axis of rotation (433) one end is passed mixing box (41) roof is provided with rotation handle (434).

9. The automatic powder spraying system for the paper of the printing machine as claimed in claim 8, wherein: an arc-shaped scale mark (435) is arranged on the top wall of the mixing box (41), and an indication tip (436) is arranged on one side, facing the scale mark (435), of the rotating handle (434).