CN217073708U

CN217073708U - Double-sided offset press for paper printing

Info

Publication number: CN217073708U
Application number: CN202220296563.XU
Authority: CN
Inventors: 王磊; 郑礼云; 陶玉飞
Original assignee: Hefei Guangyuan Printing Co ltd
Current assignee: Hefei Guangyuan Printing Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-07-29
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses a double offset press of paper printing, which comprises a bod, it is connected with the cylinder to rotate on the organism, the cylinder both ends all are fixed with rolls the pillow, the spout has all been seted up to organism both sides face, the organism is located the spout top and has all been seted up two spacing holes, equal sliding connection has the slider in the spout, it has the terminal bolt that is located spacing downthehole to slide to peg graft on the slider. The utility model discloses a mutually supporting between each component, at first dissolve the printing ink on roll pillow surface through petrol in the wiping arrangement, then scrape to roll pillow surface through scraping device, can effectually dissolve accumulational printing ink infiltration and strike off, need not to use brute force to strike off printing ink again, reach the effect that the protection rolled the pillow, clear away massive printing ink piece, fall to collecting box in, convenient centralized processing, need not that operating personnel frequently carries out manual cleaing away to rolling the pillow, moreover, the steam generator is simple in structure, and the operation is convenient.

Description

Double-sided offset press for paper printing

Technical Field

The utility model relates to a double offset press technical field specifically is a double offset press of paper printing.

Background

Double-sided offset printing presses generally have a plurality of printing units, between which operating devices are arranged. This facility allows the printed sheet to be pulled to the other side while allowing the remaining units to print the second side. Such an offset printing machine capable of printing both sides of a sheet at the same time is called a double-sided offset printing machine.

The existing double-sided offset press is in a long-term practical process, a large amount of printing ink can be accumulated on rolling pillows at two ends of a roller, the printing ink is caked after being dried in the air and needs to be cleaned frequently by workers, in the cleaning process, a handle of a person is required to stretch into a crack to clean and scrape the rolling pillows, the operation is complex, and therefore the double-sided offset press for printing paper is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double offset press of paper printing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double offset press of paper printing, includes the organism, it is connected with the cylinder to rotate on the organism, the cylinder both ends all are fixed with rolls the pillow, the spout has all been seted up to the organism both sides face, the organism is located the spout top and has all seted up two spacing holes, equal sliding connection has the slider in the spout, it has the terminal bolt that is located spacing downthehole to slide to peg graft on the slider, be fixed with on the slider and collect the box, it all is fixed with the backup pad to collect the box top, install wiping arrangement and scraping device in the backup pad, scraping device is located the wiping arrangement below, wiping arrangement include with backup pad fixed connection's support column, the one end that the backup pad was kept away from to the support column is fixed with the installation piece, be fixed with on the installation piece and wipe the piece, be connected with fuel feeding unit on the installation piece.

Preferably, the oil supply assembly comprises an oil cylinder fixedly connected with the support plate, gasoline is filled in the oil cylinder, an oil pipe penetrating through the support plate is communicated with the oil cylinder, the tail end of the oil pipe is communicated with the mounting block, a plurality of oil outlet holes communicated with the oil pipe are formed in the mounting block, and a switch valve is arranged in the middle of the oil pipe.

Preferably, scraping device includes the slide rail with backup pad fixed connection, sliding connection has the scraper in the slide rail, threaded connection has the threaded rod on the scraper, threaded rod one end is rotated with the orbital inner wall of slide rail and is connected, and the threaded rod other end is rotated and is run through the backup pad and be fixed with the knob.

Preferably, the cutting edge of the scraper is tangent to the outer diameter of the rolling pillow.

Preferably, one side of the mounting block close to the rolling pillow is gradually reduced from the rolling pillow along the rotating direction of the rolling pillow.

Preferably, the wiping block is made of oil absorbent cotton.

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

1. the utility model discloses a mutually supporting between each component, at first dissolve the printing ink on roll pillow surface through petrol in the wiping arrangement, then scrape through scraping device to roll pillow surface, can be effectual with the amassed printing ink infiltration dissolve the scraping, need not to use brute force to strike off printing ink again, reach the effect of protection roll pillow, clear away bold printing ink piece, fall into the collection box, convenient centralized processing, need not that operating personnel frequently carries out manual cleaing away to the roll pillow, simple structure, convenient operation;

2. the utility model can ensure better infiltration in gasoline by gradually reducing the distance between one side of the mounting block close to the rolling pillow and the rolling pillow along the rotating direction of the rolling pillow and tightening the rolling pillow rotation and the wiping block;

3. the utility model discloses a blade of scraper is tangent with the external diameter that rolls the pillow, scraping printing ink that can be better, protects the scraper simultaneously, improves the life of scraper.

Drawings

Fig. 1 is a schematic view of the overall structure of a double-sided offset printing machine for printing paper according to the present invention;

fig. 2 is a schematic structural diagram of relative positions of a wiping device and a scraping device in a double-sided offset printing machine for printing paper according to the present invention;

FIG. 3 is a schematic diagram of the relative position of the local structure of the wiping device of the double-sided offset printing machine for printing paper according to the present invention;

fig. 4 is an enlarged view of the area a in fig. 2.

In the figure: 1. a body; 101. a drum; 102. rolling the pillow; 103. a chute; 104. a limiting hole; 105. a slider; 106. a bolt; 107. a collection box; 108. a support plate; 2. a wiping device; 201. a support pillar; 202. Mounting blocks; 203. a wiping block; 204. an oil supply assembly; 205. an oil cylinder; 206. an oil pipe; 207. an oil outlet hole; 208. an on-off valve; 3. a scraping device; 301. a slide rail; 302. a scraper; 303. a threaded rod; 304. A knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: a double-sided offset press for paper printing comprises a machine body 1, wherein a roller 101 is rotatably connected to the machine body 1, rolling pillows 102 are fixed at two ends of the roller 101, sliding grooves 103 are formed in two side surfaces of the machine body 1, two limiting holes 104 are formed in the machine body 1 above the sliding grooves 103, sliding blocks 105 are slidably connected in the sliding grooves 103, inserting pins 106 with tail ends positioned in the limiting holes 104 are slidably inserted in the sliding blocks 105, a collecting box 107 is fixed on the sliding blocks 105, a supporting plate 108 is fixed above the collecting box 107, a wiping device 2 and a scraping device 3 are installed on the supporting plate 108, the scraping device 3 is positioned below the wiping device 2, the wiping device 2 comprises a supporting column 201 fixedly connected with the supporting plate 108, a mounting block 202 is fixed at one end, far away from the supporting plate 108, of the supporting column 201, and a wiping block 203 is fixed on the mounting block 202, an oil supply assembly 204 is connected to the mounting block 202.

The oil supply assembly 204 comprises an oil cylinder 205 fixedly connected with the support plate 108, gasoline is filled in the oil cylinder 205, the oil cylinder 205 is communicated with an oil pipe 206 penetrating through the support plate 108, the tail end of the oil pipe 206 is communicated with the mounting block 202, the mounting block 202 is provided with a plurality of oil outlet holes 207 communicated with the oil pipe 206, and the middle part of the oil pipe 206 is provided with a switch valve 208.

In addition, the distance between one side of the mounting block 202 close to the rolling pillow 102 and the rolling pillow 102 along the rotating direction of the rolling pillow 102 is gradually reduced, and the rolling pillow 102 is more tightly attached to the wiping block 203 in a rotating manner, so that better infiltration of gasoline can be ensured.

In order to better keep the gasoline in contact with the rolling pillow 102, the wiping block 203 is made of oil absorbent cotton.

Firstly, the gasoline in the wiping device 2 dissolves the ink on the surface of the rolling pillow 102, and then the scraping device 3 scrapes the surface of the rolling pillow 102, so that the accumulated ink can be effectively soaked, dissolved and scraped, and the ink does not need to be scraped by brute force, thereby achieving the effect of protecting the rolling pillow 102.

In the scheme, in the soaking process of the ink on the rolling pillow 102, the sliding block 105 is moved to one side, close to the rolling pillow 102, in the sliding groove 103, the sliding block is limited by the bolt 106, the switch valve 208 on the oil pipe 206 is opened, the gasoline is soaked on the wiping block 203 through the oil pipe 206 and the oil outlet 207, the rolling pillow 102 rotates, the gasoline on the surface of the rolling pillow 102 is wiped, the ink is soaked, the wiping device can clean the ink conveniently, large ink blocks are cleaned and fall into the collecting box 107, centralized processing is facilitated, and an operator does not need to clean the rolling pillow 102 manually frequently.

Example two

Referring to fig. 4, this embodiment is a further description of the first embodiment, in which the scraping device 3 includes a slide rail 301 fixedly connected to the support plate 108, a scraper 302 is slidably connected to the slide rail 301, a threaded rod 303 is threadedly connected to the scraper 302, one end of the threaded rod 303 is rotatably connected to an inner wall of the slide rail 301, a knob 304 is rotatably fixed to the other end of the threaded rod 303 and penetrates through the support plate 108, and anti-slip patterns are provided on the knob 304 to facilitate rotation.

The cutting edge of the scraper 302 is tangent to the outer diameter of the rolling pillow 102, so that ink can be scraped better, the scraper 302 is protected, and the service life of the scraper 302 is prolonged.

In the scheme, the adjusting mode of the scraper 302 is that firstly, the sliding block 105 is moved to one side, close to the rolling pillow 102, of the sliding groove 103, the bolt 106 is used for limiting, then the knob 304 is rotated to drive the threaded rod 303 to rotate, and further the scraper 302 is driven to slide in the sliding rail 301 until the cutting edge of the scraper 302 is tangent to the rolling pillow 102, and then the ink on the rolling pillow 102 can be scraped in the rotating process of the rolling pillow 102.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The double-sided offset printing machine for paper printing comprises a machine body (1), wherein a roller (101) is rotatably connected to the machine body (1), rolling pillows (102) are fixed at two ends of the roller (101), and the double-sided offset printing machine is characterized in that sliding grooves (103) are formed in two side faces of the machine body (1), two limiting holes (104) are formed in the machine body (1) above the sliding grooves (103), sliding blocks (105) are connected in the sliding grooves (103) in a sliding mode, inserting pins (106) with tail ends located in the limiting holes (104) are inserted in the sliding blocks (105) in a sliding mode, a collecting box (107) is fixed on the sliding blocks (105), supporting plates (108) are fixed above the collecting box (107), a wiping device (2) and a scraping device (3) are installed on the supporting plates (108), and the scraping device (3) is located below the wiping device (2);

wiping arrangement (2) including with backup pad (108) fixed connection's support column (201), the one end that backup pad (108) were kept away from in support column (201) is fixed with installation piece (202), be fixed with on installation piece (202) and wipe piece (203), be connected with fuel feeding unit (204) on installation piece (202).

2. The double-sided offset printing press for paper printing according to claim 1, wherein: the oil supply assembly (204) comprises an oil cylinder (205) fixedly connected with the supporting plate (108), gasoline is filled in the oil cylinder (205), the oil cylinder (205) is communicated with an oil pipe (206) penetrating through the supporting plate (108), the tail end of the oil pipe (206) is communicated with the mounting block (202), a plurality of oil outlet holes (207) communicated with the oil pipe (206) are formed in the mounting block (202), and a switch valve (208) is arranged in the middle of the oil pipe (206).

3. The double-sided offset printing press for paper printing according to claim 1, wherein: scraping device (3) include with backup pad (108) fixed connection's slide rail (301), sliding connection has scraper (302) in slide rail (301), threaded connection has threaded rod (303) on scraper (302), threaded rod (303) one end is rotated with the orbital inner wall of slide rail (301) and is connected, and threaded rod (303) other end is rotated and is run through backup pad (108) and be fixed with knob (304).

4. The double-sided offset printing press for paper printing according to claim 3, wherein: the cutting edge of the scraper (302) is tangent to the outer diameter of the rolling pillow (102).

5. The double-sided offset printing press for paper printing according to claim 1, wherein: the distance between one side of the mounting block (202) close to the rolling pillow (102) and the rolling pillow (102) is gradually reduced along the rotating direction of the rolling pillow (102).

6. The double-sided offset printing press for paper printing according to claim 1, wherein: the wiping block (203) is made of oil absorption cotton.