CN214395965U - Printing machine with dust collection structure - Google Patents

Abstract

The utility model relates to a printing machine with dust collection structure, the technical field of printing machine is related to, the power distribution box comprises a box body, the printing roller, be provided with dust extraction on the box, dust extraction includes the suction hood, the suction box, the dust absorption frame, the dust absorption fan, the back flow, the suction hood setting on the box top and with the suction box intercommunication, the suction box setting on the box and with the suction hood intercommunication, the dust absorption frame sets up on the suction box, the dust absorption fan sets up on the suction box and is located dust absorption frame below, the back flow both ends are connected and communicate with the dust absorption fan with suction box and box respectively. This application is started through dust absorption fan for the dust that produces among the printing process gets into and collects in the dust absorption frame, and gaseous entering box is internal to circulate simultaneously, has reduced the probability that the dust drifted outside the box with this, has reduced the pollution of dust to the printing machine surrounding environment.

Description

Printing machine with dust collection structure

Technical Field

The application relates to the technical field of printing machines, in particular to a printing machine with a dust collection structure.

Background

A modern printing machine for printing characters and images generally comprises mechanisms such as plate loading, inking, stamping, paper conveying (including folding) and the like, and the working principle of the machine is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position of the characters and images on the printing plate by manual or printing machine, then it is directly or indirectly transferred onto paper or other printing material.

In the correlation technique, the printing machine includes box, conveying roller, printing roller, scribbles the china ink device, and the printing roller department is carried to the paper under the conveying roller effect, scribbles the china ink device and scribbles printing roller with printing ink, and printing roller rotates and prints to the paper, and the printing is accomplished the back and is exported outside the box to this realizes printing the paper.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the phenomenon of dust falling can easily appear in the paper printing process, therefore the dust that drops drifts to the air easily to cause the pollution to the environment around the printing machine.

SUMMERY OF THE UTILITY MODEL

In order to reduce the pollution of dust to the environment around the printing machine, the application provides a printing machine with dust collection structure.

The application provides a printing machine with dust collection structure adopts following technical scheme:

the utility model provides a printing machine with dust collection structure, includes the box, rotates the printing roller that sets up in the box, be provided with on the box and be used for scribbling the printing ink mechanism of scribbling on the printing roller, its characterized in that: be provided with dust extraction on the box, dust extraction include suction hood, suction box, dust absorption frame, dust absorption fan, back flow, the suction hood setting on the box top and with the suction box intercommunication, the suction box setting on the box and with the suction hood intercommunication, the dust absorption frame setting just is located suction hood and suction box junction below on the suction box, dust absorption fan sets up on the suction box and is located dust absorption frame below, the back flow both ends are connected and communicate with dust absorption fan with suction box and box respectively.

Through adopting above-mentioned technical scheme, the paper is carried printing roller department and is printed, paints the mechanism and paints printing ink on the printing roller, and dust absorption fan starts simultaneously, and the dust that produces among the printing process gets into in the suction hood, then the dust gets into the suction box, collects in the dust absorption frame at last, and gaseous entering box is internal to circulate simultaneously to this has reduced the probability that the dust drifted outside the box, has reduced the pollution of dust to the printing machine surrounding environment.

Optionally, be provided with exhaust-gas treatment mechanism on the box, exhaust-gas treatment mechanism includes installing frame, activated carbon plate, locating plate, on the suction box and be located and seted up first hole of sliding between dust absorption frame and the dust absorption fan, the installing frame slides and sets up on first hole of sliding, activated carbon plate joint is installed on the installing frame, the locating plate sets up on the installing frame and contradicts on the suction box.

Printing is carried out by using the ink during printing, so the ink is easy to float into the air to pollute the environment, and meanwhile, irritant gas is generated during printing and also can pollute the environment when the irritant gas floats into the air;

by adopting the technical scheme, after the air is filtered by the dust collection frame, the ink or the irritant gas in the air is absorbed by the activated carbon plate, so that the probability that the ink or the irritant gas is scattered into the air is reduced, and the pollution of the ink or the irritant gas to the environment is reduced; meanwhile, the mounting frame can be detached by pulling the positioning plate, the activated carbon plate is replaced, then the mounting frame is slidably mounted on the first sliding hole, the positioning plate is abutted to the dust collection box to be positioned, the absorption effect of the activated carbon plate is improved, and the pollution of printing ink or irritant gas to the environment is further reduced.

Optionally, a second sliding hole is formed in the dust collection box, the dust collection frame is arranged on the second sliding hole in a sliding mode and provided with a cover plate abutting on the dust collection box, and a positioning device for positioning the cover plate is arranged on the dust collection box.

Through adopting above-mentioned technical scheme, open positioner, then can stimulate the apron to dismantle the dust absorption frame and clear up the dust absorption frame, the clearance is accomplished the back, slide the dust absorption frame and install on the second hole of sliding, the apron is contradicted back fixed position device on the dust absorption case to this clears up the dust absorption frame, has improved the dust absorption case and has leaned on the dust side absorption effect, has further reduced the probability that the dust drifted outside the box, has reduced the pollution of dust to the printing machine surrounding environment.

Optionally, positioner includes fixed block, joint pole, the fixed block sets up on the apron and has seted up the joint groove, the joint pole rotates to set up on the suction box and with the cooperation of joint groove joint.

Through adopting above-mentioned technical scheme, rotate the joint pole and break away from the joint groove, consequently can stimulate the apron and freely remove, promote the apron and contradict the suction box on, rotate joint pole joint and install on the joint groove to this comes to fix a position apron and dust absorption frame.

Optionally, scribble black mechanism and include ink horn, defeated oil pipe, locating component, the ink horn slides and sets up on the box and is equipped with printing ink, defeated oil pipe sets up on the ink horn and is provided with the arc surface of contradicting on the printing roller, offer on the arc surface and be used for adding printing ink to the oil outlet on the printing roller, defeated oil pipe is located the printing roller axis and is close to paper one side and is located paper input printing roller one side, locating component sets up on the box and is used for fixing a position the ink horn.

By adopting the technical scheme, the printing ink is filled in the ink box, then the printing ink is added to the printing roller through the oil outlet, so that the printing ink is smeared on the printing roller, and meanwhile, the oil delivery pipe is positioned at one side of the axis of the printing roller, which is close to the paper passing side, and is positioned at one side of the paper input printing roller, so that the oil delivery pipe can be contacted with the paper after being smeared with the printing ink, the probability that the printing ink falls off from the printing roller after being smeared on the printing roller is reduced, and the loss of the printing ink is reduced; positioning assembly fixes a position defeated oil pipe, consequently defeated oil pipe wearing and tearing back, removes the printing ink box and makes defeated oil pipe conflict on the printing roller, has reduced defeated oil pipe wearing and tearing back printing ink from defeated oil pipe and the probability of printing the clearance outflow between the roller, has reduced the waste of printing ink.

Optionally, the positioning assembly comprises a positioning block, a positioning screw and a star-shaped handle, a moving hole is formed in the box body, the positioning block is arranged on the ink box and is arranged on the moving hole in a sliding mode, the positioning screw penetrates through the moving hole and is in threaded connection with the positioning block, and the star-shaped handle is arranged on the positioning screw and abuts against the box body tightly.

Through adopting above-mentioned technical scheme, twist and move novel handle and keep away from the box, then stimulate star type handle and drive locating piece and printing ink box and remove together for defeated oil pipe is contradicted on the printing roller, then twists star type handle and support tightly on the box, fixes a position printing ink box with this, thereby realizes adjusting oil ink box and defeated oil pipe position.

Optionally, a heating plate for drying the printed paper is arranged on the inner side wall of the box body, and a cooling device for cooling the paper is arranged on the inner side wall of the box body and is located on one side, away from the printing roller, of the heating plate.

Through adopting above-mentioned technical scheme, two hot plates dry to the oil film on the paper for the solidification of ink on the paper has improved the printing quality of paper, and cooling device starts to cool off the paper simultaneously, has reduced the too high and probability that warp of paper temperature, has improved the quality of paper and printing with this.

Optionally, cooling device includes chill roll, cooler bin, cooling pump, feed liquor pipe and drain pipe, the chill roll rotates to set up on the box and is used for cooling off the paper, two the chill roll rotates to set up on the box and is used for cooling off the paper, the cooling chamber has been seted up on the chill roll, the cooler bin sets up on the box and is equipped with the coolant liquid, the cooling pump sets up on the cooler bin, the feed liquor pipe sets up on the cooler roll and rotates with the chill roll to be connected, the drain pipe rotates to set up on the cooler roll and communicates with the cooler bin, feed liquor pipe and drain pipe all communicate with the cooling chamber.

Through adopting above-mentioned technical scheme, the cooling pump starts simultaneously and gets into the cooling chamber with the coolant liquid through the feed liquor pipe, then the coolant liquid flows back to the cooling box in through the drain pipe, and the coolant liquid cools down the chill roll, and the chill roll cools down the paper to this realizes cooling the paper.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the dust collection fan is started, so that dust generated in the printing process enters the dust collection frame to be collected, and meanwhile, gas enters the box body to be circulated, so that the probability that the dust floats out of the box body is reduced, and the pollution of the dust to the surrounding environment of the printing machine is reduced;

2. the oil film on the paper is dried through the two heating plates, so that the ink on the paper is solidified, and the printing quality of the paper is improved; meanwhile, the cooling roller cools the paper, so that the probability of thermal deformation of the paper is reduced, and the quality of the paper and printing is improved;

3. oil films on the paper are dried through the two heating plates, so that ink on the paper is solidified, the printing quality of the paper is improved, meanwhile, the cooling roller cools the paper, the probability that the paper is too high in temperature and deforms is reduced, and the quality of the paper and the printing is improved.

Drawings

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

FIG. 2 is a partial schematic structural view of the present application, showing primarily the inking mechanism, with a cutaway view of the side wall of the housing and a partial cutaway view of the chill roll;

FIG. 3 is a schematic view of the ink applying mechanism of the present application, wherein a positioning screw is exploded;

FIG. 4 is a schematic view of the construction of the dust extraction device, positioning device and exhaust treatment mechanism of the present application;

fig. 5 is a partial structural schematic diagram of the present application, which mainly shows the positioning device and the exhaust gas treatment mechanism, and the side wall of the dust box is cut away, and the return pipe and the absorption hood are exploded.

Reference numerals: 1. a box body; 11. moving the hole; 12. a conveying roller; 21. a printing roller; 22. an ink applying mechanism; 221. an ink cartridge; 222. an oil delivery pipe; 2221. a circular arc surface; 223. a positioning assembly; 2231. positioning blocks; 2232. positioning a screw rod; 2233. a star-shaped handle; 23. a drive mechanism; 24. a worm gear; 25. a drive motor; 26. a worm; 27. a drive gear; 3. heating plates; 31. a cooling device; 32. a cooling roll; 321. a cooling chamber; 33. a cooling tank; 34. a cooling pump; 35. a liquid inlet pipe; 36. a liquid outlet pipe; 4. a dust collection device; 41. a dust hood; 42. a dust collection box; 421. a first sliding hole; 422. a second sliding hole; 423. a clamping hole; 424. a connecting pipe; 43. a dust collection frame; 431. a cover plate; 44. a dust collection fan; 45. a return pipe; 46. an absorbent cover; 5. a positioning device; 51. a fixed block; 511. a clamping groove; 52. a clamping and connecting rod; 6. an exhaust gas treatment mechanism; 61. installing a frame; 62. an activated carbon plate; 63. positioning a plate; 631. and a positioning column.

Detailed Description

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

The embodiment of the application discloses printing machine with dust collection structure.

Referring to fig. 1, the printing machine with dust collection structure includes box 1, has seted up feed inlet and discharge gate on the relative both sides wall of box 1, rotates on the 1 inside wall of box and installs two sets of horizontally conveying roller 12, and the vertical interval of conveying roller 12 is provided with two, and two sets of conveying roller 12 are located respectively and are close to feed inlet and discharge gate one side simultaneously, and the paper is followed the feed inlet input, and the paper is carried forward under two conveying roller 12 drives of every group, and the paper is exported from the discharge gate at last.

Referring to fig. 1 and 2, two vertically spaced printing rollers 21 are rotatably mounted on the inner side wall of the box body 1; the box 1 is provided with two inking mechanisms 22, and the two inking mechanisms 22 are arranged on the box 1 and respectively apply ink to the two printing rollers 21.

Referring to fig. 2 and 3, the inking mechanism 22 includes an ink cartridge 221, an oil pipe 222, and a positioning assembly 223, a moving hole 11 is opened on the box 1 and on one side of the printing roller 21 close to the feed inlet, and two moving holes 11 are vertically spaced; the ink box 221 is horizontally slidably mounted on the moving hole 11 and is in a horizontal state, the length direction of the ink box 221 is parallel to the axis of the printing roller 21, and two ends of the ink box 221 in the length direction respectively abut against the inner side wall of the box 1.

Referring to fig. 2 and 3, the oil pipe 222 is integrally disposed on the sidewall of the ink cartridge 221 near the printing roller 21, and the oil pipe 222 is disposed on the side of the ink cartridge 221 near the bottom end and is flat; the length direction of the oil delivery pipe 222 is parallel to the axis of the printing roller 21, one end of the oil delivery pipe 222 close to the printing roller 21 is provided with an arc surface 2221 attached to the printing roller 21, the arc surface 2221 is provided with an oil outlet through which ink can pass, and the ink is smeared on the printing roller 21 through the oil outlet; meanwhile, two ink cartridges 221 and an oil pipe 222 are respectively positioned on the side of the axes of the two printing rollers 21 close to the paper.

Referring to fig. 2 and 3, the positioning assembly 223 is disposed on the box body 1 and is used for positioning the ink cartridge 221, the positioning assembly 223 includes a positioning block 2231, a positioning screw 2232 and a star-shaped handle 2233, the positioning block 2231 is fixedly connected to a side wall of the ink cartridge 221 through a screw, the positioning block 2231 is horizontally slidably mounted on the moving hole 11, the positioning screw 2232 passes through the moving hole 11 and is in threaded connection with the positioning block 2231, and the star-shaped handle 2233 is fixedly mounted on the positioning screw 2232 and abuts against an outer side wall of the box body 1.

Referring to fig. 1 and 2, on the inside wall of the box body 1 and on one side of the printing roller 21 away from the discharge port, two heating plates 3 are fixedly installed, and the heating plates 3 are located between the printing roller 21 and the conveying roller 12, and meanwhile, the heating plates 3 are oppositely provided with two heating plates and are vertically arranged at intervals, so that the paper passes through the two heating plates 3, and the heating plates 3 heat and dry the upper surface and the lower surface of the paper.

Referring to fig. 1 and 2, a cooling device 31 is arranged on a box body 1, the cooling device 31 comprises two cooling rollers 32, a cooling box 33, a cooling pump 34, a liquid inlet pipe 35 and a liquid outlet pipe 36, the two cooling rollers 32 are rotatably installed on the inner side wall of the box body 1 and are vertically arranged at intervals, two ends of each cooling roller 32 penetrate out of the box body 1, the axes of the cooling rollers 32 are parallel to the axis of a printing roller 21, and the cooling rollers 32 are located on one side, far away from a discharge port, of a heating plate 3 and located between the heating plate 3 and a conveying roller 12; after the paper board is output from the printing roller 21, the paper board passes between the two heating plates 3 and then moves to the position between the two cooling rollers 32, the paper board is in a horizontal state, and the two cooling rollers 32 are pressed against the paper to cool the paper.

Referring to fig. 1 and 2, a cooling cavity 321 is formed inside the cooling roller 32, a cooling box 33 is fixedly installed on the outer side wall of the box body 1 and filled with cooling liquid, and the cooling box 33 is located below the cooling roller 32; the cooling pump 34 is fixedly arranged at the top end of the cooling tank 33 and is communicated with the interior of the cooling tank 33, one end of the liquid inlet pipe 35 is fixedly arranged on the cooling pump 34, and one end of the liquid inlet pipe 35, which is far away from the cooling pump 34, penetrates through one end of the cooling roller 32 and extends into the cooling cavity 321; liquid outlet pipe 36 one end is passed cooling roller 32 and is kept away from the one end of feed liquor pipe 35 and is extended to in the cooling chamber 321, and feed liquor pipe 35 and liquid outlet pipe 36 all rotate with cooling roller 32 and be connected simultaneously, and liquid outlet pipe 36 keeps away from the one end of cooling roller 32 and cooling tank 33 top fixed connection and with the inside intercommunication of cooling tank 33.

Referring to fig. 1 and 2, a driving mechanism 23 connected with the printing rollers 21 is arranged on the outer side wall of the box body 1, and the driving mechanism 23 is arranged on the box body 1 and drives the two printing rollers 21 to rotate reversely; the driving mechanism 23 comprises a worm wheel 24, a driving motor 25, a worm 26 and two driving gears 27, one end of each of the two printing rollers 21 and the two groups of conveying rollers 12 horizontally penetrates to the outer side of the box body 1, the number of the worm wheels 24 is four, one worm wheel 24 is connected to one printing roller 21 in a key mode, the other two worm wheels 24 are connected to one conveying roller 12 in the two groups of conveying rollers 12 in a key mode, and the last worm wheel 24 is connected to one cooling roller 32 in a key mode; the driving motor 25 is fixedly installed on the outer side wall of the box body 1, the four worms 26 are arranged and connected end to end, and the worms 26 are hinged on the outer side wall of the box body 1 and connected with an output shaft of the driving motor 25.

Referring to fig. 1 and 2, two driving gears 27 are keyed on the two printing rollers 21, respectively, and are meshed with each other, while two conveying rollers 12 of each set of conveying rollers 12 are also keyed on the driving gears 27, which are meshed with each other. The driving motor 25 is started to drive the worm 26 to rotate, the worm 26 rotates to drive the worm wheel 24 to rotate, the worm wheel 24 rotates to drive the two conveying rollers 12, the printing roller 21 and the cooling roller 32 to rotate simultaneously, and the conveying rollers 12 and the printing roller 21 rotate to drive the two groups of conveying rollers 12 and the two printing rollers 21 to rotate reversely through the driving gear 27.

Referring to fig. 1 and 4, a dust suction device 4 is arranged on the box body 1, the dust suction device 4 comprises a dust suction cover 41 and a dust suction box 42, the dust suction cover 41 is fixedly arranged on the top end of the box body 1, and the dust suction cover 41 is communicated with the interior of the box body 1; the dust collection box 42 is fixedly arranged on the side wall of the box body 1, the top end of the dust collection box 42 is fixedly provided with a connecting pipe 424 communicated with the top end of the dust collection cover 41, and the connecting pipe 424 is communicated with the dust collection cover 41 and the dust collection box 42.

Referring to fig. 4 and 5, a first sliding hole 421 and a second sliding hole 422 are vertically spaced on the side wall of the dust collection box 42, and the second sliding hole 422 is located above the first sliding hole 421. The dust collection device 4 further comprises a dust collection frame 43, the dust collection frame 43 is slidably mounted on the second sliding hole 422, filter holes for air to pass through are uniformly formed in the dust collection frame 43, and a cover plate 431 abutting against the outer side wall of the dust collection box 42 is fixedly mounted on the dust collection frame 43.

Referring to fig. 4 and 5, a positioning device 5 for positioning a cover plate 431 is arranged on the dust collection box 42, the positioning device 5 includes a fixing block 51 and a clamping rod 52, the fixing block 51 is fixedly installed on the side wall of the cover plate 431 far away from one side of the dust collection box 42, and two fixing blocks 51 are horizontally arranged at intervals; the fixing block 51 is provided with a clamping groove 511, the clamping rods 52 are provided with two clamping rods and hinged to the outer side wall of the dust suction box 42, the two clamping rods 52 are arranged in one-to-one correspondence with the two fixing blocks 51, and the clamping rods 52 are clamped and installed on the clamping groove 511.

Referring to fig. 4 and 5, the box body 1 is provided with a waste gas treatment mechanism 6, the waste gas treatment mechanism 6 comprises an installation frame 61, an activated carbon plate 62 and a positioning plate 63, the installation frame 61 is horizontally installed on a first sliding hole 421 in a sliding manner, the installation frame 61 is provided with a step-shaped installation hole, and the projection of the installation frame 61 in the vertical direction is in a shape of a Chinese character 'kou'; activated carbon plate 62 joint is installed on the mounting hole and is located the mounting hole, and locating plate 63 fixed mounting is on the installing frame 61 lateral wall, and locating plate 63 contradicts on the dust suction box 42 lateral wall, and fixed mounting has the reference column 631 of pegging graft installation on the dust suction box 42 on the locating plate 63, has seted up on the dust suction box 42 and has pegged graft complex inserting groove with reference column 631.

Referring to fig. 1 and 5, the dust collection device 4 further includes a dust collection fan 44 and a return pipe 45, a clamping hole 423 communicated with the dust collection box 42 is formed at the bottom of the dust collection box 42, and the dust collection fan 44 is clamped and installed on the clamping hole 423; an absorption hood 46 covering the dust collection fan 44 is fixedly arranged on the dust collection box 42, two ends of a return pipe 45 are respectively and fixedly connected with the bottom end of the absorption hood 46 and the outer side wall of the box body 1, and the return pipe 45 is communicated with the absorption hood 46 and the box body 1.

The working principle of the embodiment of the application is as follows:

the paper is conveyed between the two conveying rollers 12, the driving motor 25 is started to drive the two conveying rollers 12 to rotate to move the paper to the two printing rollers 21, the ink in the ink box 221 is smeared on the two printing rollers 21 through the oil pipeline 222, the two printing rollers 21 rotate to print two sides of the paper, then the paper passes through the two heating plates 3, the ink on the paper is dried and solidified by the heating plates 3, then the paper is driven by the printing rollers 21 to move downwards to the two cooling rollers 32, the cooling rollers 32 cool the paper, the probability of thermal deformation of the paper is reduced, and therefore the quality of the paper and the printing is improved. The cooling roller 32 rotates to drive the paper to move to the two conveying rollers 12 close to the discharge port, and the two conveying rollers 12 rotate to drive the paper to be output, so that the printing of the paper is completed.

The dust absorption fan 44 is started, dust generated in the printing process enters the dust absorption cover 41, then enters the dust absorption box 42, finally enters the dust absorption frame 43 to be collected, meanwhile, the gas moves downwards to the activated carbon plate 62, the activated carbon plate 62 absorbs ink or irritant gas, and finally, the treated gas enters the box body 1 through the return pipe 45 to be recycled, so that the probability that the dust scatters out of the box body 1 is reduced, the pollution of the dust to the surrounding environment of the printing machine is reduced, the probability that the ink or irritant gas scatters into the air to pollute the air is also reduced, and the pollution of the ink or irritant gas to the environment is reduced.

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 (8)

1. The utility model provides a printing machine with dust collection structure, includes box (1), rotates printing roller (21) of setting in box (1), be provided with on box (1) and be used for scribbling inking mechanism (22) on printing roller (21) with printing ink, its characterized in that: be provided with dust extraction (4) on box (1), dust extraction (4) including suction hood (41), suction box (42), dust absorption frame (43), dust absorption fan (44), back flow (45), suction hood (41) set up on box (1) top and with in suction box (42) intercommunication, suction box (42) set up on box (1) and with suction hood (41) intercommunication, dust absorption frame (43) set up on suction box (42) and are located suction hood (41) and suction box (42) junction below, dust absorption fan (44) set up on suction box (42) and are located dust absorption frame (43) below, back flow (45) both ends are connected with suction box (42) and box (1) respectively and communicate with dust absorption fan (44).

2. The printing press with dust collecting structure of claim 1, wherein: be provided with exhaust-gas treatment mechanism (6) on box (1), exhaust-gas treatment mechanism (6) are including installing frame (61), activated carbon plate (62), locating plate (63), just be located on dust collection box (42) and seted up first hole (421) that slide between dust collection frame (43) and dust absorption fan (44), installing frame (61) slide and set up on first hole (421) that slide, activated carbon plate (62) joint is installed on installing frame (61), locating plate (63) set up on installing frame (61) and contradict on dust collection box (42).

3. The printing press with dust collecting structure of claim 1, wherein: the second hole (422) that slides has been seted up on dust collection box (42), dust absorption frame (43) slide set up on second hole (422) that slides and be provided with apron (431) of contradicting on dust collection box (42), be provided with positioner (5) of going on fixing a position to apron (431) on dust collection box (42).

4. A printing press with a suction structure according to claim 3, wherein: positioner (5) include fixed block (51), joint pole (52), fixed block (51) set up on apron (431) and have seted up joint groove (511), joint pole (52) rotate to set up on suction box (42) and with joint groove (511) joint cooperation.

5. The printing press with dust collecting structure of claim 1, wherein: scribble black mechanism (22) including oil ink box (221), defeated oil pipe (222), locating component (223), oil ink box (221) slide and set up on box (1) and are equipped with printing ink, defeated oil pipe (222) set up on oil ink box (221) and be provided with arc surface (2221) of contradicting on printing roller (21), offer on arc surface (2221) and be used for adding printing ink to the oil outlet on printing roller (21), defeated oil pipe (222) are located printing roller (21) axis and are close to paper one side and are located paper input printing roller (21) one side, locating component (223) set up on box (1) and are used for fixing a position ink box (221).

6. The printing press with dust collecting structure of claim 5, wherein: locating component (223) includes locating piece (2231), positioning screw (2232), star type handle (2233), removal hole (11) have been seted up on box (1), locating piece (2231) sets up on ink horn (221) and slides and set up on removal hole (11), positioning screw (2232) pass removal hole (11) and with locating piece (2231) threaded connection, star type handle (2233) set up on positioning screw (2232) and support tightly on box (1).

7. The printing press with dust collecting structure of claim 1, wherein: the paper drying device is characterized in that a heating plate (3) for drying printed paper is arranged on the inner side wall of the box body (1), and a cooling device (31) for cooling the paper is arranged on the inner side wall of the box body (1) and is located on one side, away from the printing roller (21), of the heating plate (3).

8. The printing press with dust extraction structure of claim 7, wherein: the cooling device (31) comprises a cooling roller (32), a cooling box (33), a cooling pump (34), a liquid inlet pipe (35) and a liquid outlet pipe (36), the cooling rollers (32) are rotatably arranged on the box body (1) and used for cooling paper, the two cooling rollers (32) are rotatably arranged on the box body (1) and used for cooling the paper, the cooling roller (32) is provided with a cooling cavity (321), the cooling box (33) is arranged on the box body (1) and filled with cooling liquid, the cooling pump (34) is arranged on the cooling tank (33), the liquid inlet pipe (35) is arranged on the cooling pump (34) and is rotationally connected with the cooling roller (32), the liquid outlet pipe (36) is rotationally arranged on the cooling roller (32) and is communicated with the cooling box (33), the liquid inlet pipe (35) and the liquid outlet pipe (36) are both communicated with the cooling cavity (321).

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